1 2011-05-30 Ian Lance Taylor <iant@google.com>
3 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
6 2011-05-29 Ian Lance Taylor <iant@google.com>
9 * testsuite/Makefile.am: Use different file name for two_file_test
10 temporary file for each incremental test.
11 * testsuite/Makefile.in: Rebuild.
13 2011-05-29 Ian Lance Taylor <iant@google.com>
15 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
16 binary input file is empty.
18 2011-05-27 Ian Lance Taylor <iant@google.com>
20 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
21 (ver_test_9.so): Likewise.
22 * testsuite/Makefile.in: Rebuild.
24 2011-05-26 Cary Coutant <ccoutant@google.com>
26 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
27 * incremental.cc (Incremental_inputs::report_input_section): Fix
29 (Incremental_inputs::report_comdat_group): New function.
30 (Output_section_incremental_inputs::set_final_data_size): Adjust size
31 of data for incremental input file entry.
32 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
33 group count, COMDAT group signatures.
34 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
35 an unchanged input file.
36 * incremental.h (Incremental_object_entry::Incremental_object_entry):
37 Initialize new data member.
38 (Incremental_object_entry::add_comdat_group): New function.
39 (Incremental_object_entry::get_comdat_group_count): New function.
40 (Incremental_object_entry::get_comdat_signature_key): New function.
41 (Incremental_object_entry::groups_): New data member.
42 (Incremental_inputs::report_comdat_group): New function.
43 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
44 data for incremental input file entry.
45 (Incremental_input_entry_reader::get_comdat_group_count): New function.
46 (Incremental_input_entry_reader::get_input_section): Adjust size of
47 data for incremental input file entry.
48 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
49 (Incremental_input_entry_reader::get_comdat_group_signature): New
51 * object.cc (Sized_relobj::include_section_group): Report kept
52 COMDAT groups for incremental links.
54 2011-05-24 David Meyer <pdox@google.com>
56 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
57 with name parameter. Add found_name parameter.
58 * fileread.cc (Input_file::find_file): Adjust code accordingly.
59 * dirsearch.h (class Dirsearch): Update declaration.
61 2011-05-24 Ian Lance Taylor <iant@google.com>
63 * archive.cc (Library_base::should_include_member): Pull in object
64 from archive if it defines the entry symbol.
65 * parameters.cc (Parameters::entry): New function.
66 * parameters.h (class Parameters): Declare entry.
67 * output.h (class Output_file_header): Remove entry_ field.
68 * output.cc (Output_file_header::Output_file_header): Remove entry
69 parameter. Change all callers.
70 (Output_file_header::entry): Use parameters->entry.
71 * gold.cc (queue_middle_tasks): Likewise.
72 * plugin.cc (Plugin_hook::run): Likewise.
74 2011-05-24 Cary Coutant <ccoutant@google.com>
76 * gold.cc (queue_initial_tasks): Pass incremental base filename
77 to Output_file::open_base_file; don't print error message.
78 * incremental-dump.cc (main): Adjust call to
79 Output_file::open_for_modification.
80 * incremental-dump.cc (main): Likewise.
81 * incremental.cc (Incremental_inputs::report_command_line):
82 Ignore --incremental-base option when comparing command lines.
83 Ignore parameter when given as separate argument.
84 * options.h (class General_options): Add --incremental-base.
85 * output.cc (Output_file::Output_file):
86 (Output_file::open_base_file): Add base_name and writable parameters;
87 read base file into new file; print error message here.
88 (Output_file::map_no_anonymous): Add writable parameter; adjust all
90 * output.h (Output_file::open_for_modification): Rename to...
91 (Output_file::open_base_file): ...this; add base_name and
92 writable parameters; adjust all callers.
93 (Output_file::map_no_anonymous): Add writable parameter; adjust all
95 * testsuite/Makefile.am (incremental_test_4): Test
97 * testsuite/Makefile.in: Regenerate.
99 2011-05-24 Cary Coutant <ccoutant@google.com>
101 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
103 * testsuite/Makefile.in: Regenerate.
104 * testsuite/two_file_test_1_v1.cc: New test source file.
105 * testsuite/two_file_test_1b_v1.cc: New test source file.
106 * testsuite/two_file_test_2_v1.cc: New test source file.
108 2011-05-24 Cary Coutant <ccoutant@google.com>
110 * dynobj.h (Dynobj::do_dynobj): New function.
111 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
112 flag and soname for shared objects.
113 * incremental.cc (Incremental_inputs::report_object): Make
114 either Incremental_object_entry or Incremental_dynobj_entry; add
115 soname to string table.
116 (Incremental_inputs::report_input_section): Add assertion.
117 (Output_section_incremental_inputs::set_final_data_size): Adjust
118 type of input file entry for shared libraries; adjust size of
119 shared library info entry.
120 (Output_section_incremental_inputs::write_input_files): Write
121 as_needed flag for shared libraries.
122 (Output_section_incremental_inputs::write_info_blocks): Adjust type
123 of input file entry for shared libraries; write soname.
124 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
125 soname from incremental info.
126 * incremental.h (enum Incremental_input_flags): Add
127 INCREMENTAL_INPUT_AS_NEEDED.
128 (Incremental_input_entry::Incremental_input_entry): Initialize new
130 (Incremental_input_entry::set_as_needed): New function.
131 (Incremental_input_entry::as_needed): New function.
132 (Incremental_input_entry::do_dynobj_entry): New function.
133 (Incremental_input_entry::as_needed_): New data member.
134 (Incremental_object_entry::Incremental_object_entry): Don't check
136 (Incremental_object_entry::do_type): Likewise.
137 (class Incremental_dynobj_entry): New class.
138 (Incremental_input_entry_reader::as_needed): New function.
139 (Incremental_input_entry_reader::get_soname): New function.
140 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
141 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
142 size of shared library info entry.
143 * layout.cc (Layout::finish_dynamic_section): Don't test for
144 incremental link when adding DT_NEEDED entries.
145 * object.h (Object::Object): Initialize new data member.
146 (Object::dynobj): New function.
147 (Object::set_as_needed): New function.
148 (Object::as_needed): New function.
149 (Object::do_dynobj): New function.
150 (Object::as_needed_): New data member.
152 2011-05-24 Cary Coutant <ccoutant@google.com>
154 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
155 info; adjust display of GOT entries.
156 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
157 vector of input objects; remove file_status_.
158 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
159 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
160 got_plt reader; call target hooks to reserve GOT entries.
161 (Output_section_incremental_inputs::set_final_data_size): Adjust size
162 of input file info header and GOT info entry.
163 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
165 (Got_plt_view_info::got_descriptor): Remove.
166 (Got_plt_view_info::sym_index): New data member.
167 (Got_plt_view_info::input_index): New data member.
168 (Local_got_offset_visitor::visit): Write input file index.
169 (Global_got_offset_visitor::visit): Write 0 for input file index.
170 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
171 with sym_index and input_index.
172 (Output_section_incremental_inputs::write_got_plt): Adjust size of
173 incremental info GOT entry; replace got_descriptor with input_index.
174 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
175 map from input file index to object.
176 (Sized_relobj_incr::do_layout): Replace direct data member reference
177 with accessor function.
178 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
179 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
180 Adjust size of input file info header.
181 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
182 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
183 (Incremental_input_entry_reader::get_input_section): Adjust size of
184 input file info header.
185 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
186 of incremental info GOT entry.
187 (Incremental_got_plt_reader::get_got_desc): Remove.
188 (Incremental_got_plt_reader::get_got_symndx): New function.
189 (Incremental_got_plt_reader::get_got_input_index): New function.
190 (Sized_incremental_binary::Sized_incremental_binary): Remove
191 file_status_; add input_objects_.
192 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
193 (Sized_incremental_binary::set_file_is_unchanged): Remove.
194 (Sized_incremental_binary::file_is_unchanged): Remove.
195 (Sized_incremental_binary::set_input_object): New function.
196 (Sized_incremental_binary::input_object): New function.
197 (Sized_incremental_binary::file_status_): Remove.
198 (Sized_incremental_binary::input_objects_): New data member.
199 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
201 (Sized_relobj_incr::invalid_address): Move to base class.
202 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
204 (Sized_relobj_incr::do_output_section_offset): Likewise.
205 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
206 (Sized_relobj_incr::section_offsets_): Likewise.
207 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
209 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
210 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
211 with accessor function.
212 (Sized_relobj_file::do_layout): Likewise.
213 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
214 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
215 (Sized_relobj_file::compute_final_local_value): Replace refs to
216 section_offsets_ with accessor function.
217 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
218 * object.h (Relobj::Relobj): Initialize new data members.
219 (Relobj::add_dyn_reloc): New function.
220 (Relobj::first_dyn_reloc): New function.
221 (Relobj::dyn_reloc_count): New function.
222 (Relobj::first_dyn_reloc_): New data member.
223 (Relobj::dyn_reloc_count_): New data member.
224 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
226 (Sized_relobj::Address): New typedef.
227 (Sized_relobj::invalid_address): Move here from child class.
228 (Sized_relobj::Sized_relobj): Initialize new data members.
229 (Sized_relobj::sized_relobj): New function.
230 (Sized_relobj::is_output_section_offset_invalid): Move here from
232 (Sized_relobj::get_output_section_offset): Likewise.
233 (Sized_relobj::local_has_got_offset): Likewise.
234 (Sized_relobj::local_got_offset): Likewise.
235 (Sized_relobj::set_local_got_offset): Likewise.
236 (Sized_relobj::do_for_all_local_got_entries): Likewise.
237 (Sized_relobj::clear_got_offsets): New function.
238 (Sized_relobj::section_offsets): Move here from child class.
239 (Sized_relobj::do_output_section_offset): Likewise.
240 (Sized_relobj::do_set_section_offset): Likewise.
241 (Sized_relobj::Local_got_offsets): Likewise.
242 (Sized_relobj::local_got_offsets_): Likewise.
243 (Sized_relobj::section_offsets_): Likewise.
244 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
246 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
248 (Sized_relobj_file::sized_relobj): New function
249 (Sized_relobj_file::local_has_got_offset): Move to base class.
250 (Sized_relobj_file::local_got_offset): Likewise.
251 (Sized_relobj_file::set_local_got_offset): Likewise.
252 (Sized_relobj_file::get_output_section_offset): Likewise.
253 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
254 (Sized_relobj_file::do_output_section_offset): Likewise.
255 (Sized_relobj_file::do_set_section_offset): Likewise.
256 (Sized_relobj_file::Local_got_offsets): Likewise.
257 (Sized_relobj_file::local_got_offsets_): Likewise.
258 (Sized_relobj_file::section_offsets_): Likewise.
259 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
261 (set_needs_dynsym_index): Convert relobj to derived class pointer.
262 (Output_reloc::get_symbol_index): Likewise.
263 (Output_reloc::local_section_offset): Likewise.
264 (Output_reloc::get_address): Likewise.
265 (Output_reloc::symbol_value): Likewise.
266 (Output_data_got::reserve_slot): Move to class definition.
267 (Output_data_got::reserve_local): New function.
268 (Output_data_got::reserve_slot_for_global): Remove.
269 (Output_data_got::reserve_global): New function.
270 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
271 (all constructors, two instantiations).
272 (Output_reloc::get_relobj): New function (two instantiations).
273 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
274 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
275 (Output_data_reloc::add_global): Adjust type of relobj.
276 (Output_data_reloc::add_global_relative): Likewise.
277 (Output_data_reloc::add_symbolless_global_addend): Likewise.
278 (Output_data_reloc::add_local): Likewise.
279 (Output_data_reloc::add_local_relative): Likewise.
280 (Output_data_reloc::add_symbolless_local_addend): Likewise.
281 (Output_data_reloc::add_local_section): Likewise.
282 (Output_data_reloc::add_output_section): Likewise.
283 (Output_data_reloc::add_absolute): Likewise.
284 (Output_data_reloc::add_target_specific): Likewise.
285 (Output_data_got::reserve_slot): Move definition here.
286 (Output_data_got::reserve_local): New function.
287 (Output_data_got::reserve_global): New function.
288 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
289 section_offsets_ with accessor function.
290 (Sized_relobj_file::write_sections): Likewise.
291 (Sized_relobj_file::do_relocate_sections): Likewise.
292 * target.h (Sized_target::reserve_local_got_entry): New function.
293 (Sized_target::reserve_global_got_entry): New function.
294 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
295 (Target_x86_64::reserve_global_got_entry): New function.
296 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
298 2011-05-23 Cary Coutant <ccoutant@google.com>
300 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
301 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
302 bit when checking got_type.
303 * incremental.cc (Sized_incremental_binary::setup_readers):
304 Store symbol table and string table locations; initialize bit vector
305 of file status flags.
306 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
308 (Sized_incremental_binary::do_process_got_plt): New function.
309 (Sized_incremental_binary::get_symtab_view): Use stored locations.
310 (Output_section_incremental_inputs::set_final_data_size): Record
311 file index for each input file.
312 (Output_section_incremental_inputs::write_got_plt): Store file index
313 instead of input entry offset for each GOT entry.
315 (Incremental_input_entry::Incremental_input_entry): Initialize new
317 (Incremental_input_entry::set_offset): Store file index.
318 (Incremental_input_entry::get_file_index): New function.
319 (Incremental_input_entry::file_index_): New data member.
320 (Incremental_binary::process_got_plt): New function.
321 (Incremental_binary::do_process_got_plt): New function.
322 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
324 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
325 (Sized_incremental_binary::set_file_is_unchanged): New function.
326 (Sized_incremental_binary::file_is_unchanged): New function.
327 (Sized_incremental_binary::do_process_got_plt): New function.
328 (Sized_incremental_binary::file_status_): New data member.
329 (Sized_incremental_binary::main_symtab_loc_): New data member.
330 (Sized_incremental_binary::main_strtab_loc_): New data member.
331 * output.cc (Output_data_got::Got_entry::write): Add case
333 (Output_data_got::add_global): Call add_got_entry.
334 (Output_data_got::add_global_plt): Likewise.
335 (Output_data_got::add_global_with_rel): Likewise.
336 (Output_data_got::add_global_with_rela): Likewise.
337 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
338 (Output_data_got::add_global_pair_with_rela): Likewise.
339 (Output_data_got::add_local): Call add_got_entry.
340 (Output_data_got::add_local_plt): Likewise.
341 (Output_data_got::add_local_with_rel): Likewise.
342 (Output_data_got::add_local_with_rela): Likewise.
343 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
344 (Output_data_got::add_local_pair_with_rela): Likewise.
345 (Output_data_got::reserve_slot): New function.
346 (Output_data_got::reserve_slot_for_global): New function.
347 (Output_data_got::add_got_entry): New function.
348 (Output_data_got::add_got_entry_pair): New function.
349 (Output_section::add_output_section_data): Edit FIXME.
351 (Output_section_data_build::Output_section_data_build): New
352 constructor with size parameter.
353 (Output_data_space::Output_data_space): Likewise.
354 (Output_data_got::Output_data_got): Initialize new data member; new
355 constructor with size parameter.
356 (Output_data_got::add_constant): Call add_got_entry.
357 (Output_data_got::reserve_slot): New function.
358 (Output_data_got::reserve_slot_for_global): New function.
359 (class Output_data_got::Got_entry): Add RESERVED_CODE.
360 (Output_data_got::add_got_entry): New function.
361 (Output_data_got::add_got_entry_pair): New function.
362 (Output_data_got::free_list_): New data member.
363 * target.h (Sized_target::init_got_plt_for_update): New function.
364 (Sized_target::register_global_plt_entry): New function.
365 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
366 Initialize new data member; call init; add constructor with PLT count.
367 (Output_data_plt_x86_64::init): New function.
368 (Output_data_plt_x86_64::add_relocation): New function.
369 (Output_data_plt_x86_64::reserve_slot): New function.
370 (Output_data_plt_x86_64::free_list_): New data member.
371 (Target_x86_64::init_got_plt_for_update): New function.
372 (Target_x86_64::register_global_plt_entry): New function.
373 (Output_data_plt_x86_64::add_entry): Allocate from free list for
375 (Output_data_plt_x86_64::add_relocation): New function.
376 * testsuite/object_unittest.cc (Object_test): Set default options.
378 2011-05-16 Ian Lance Taylor <iant@google.com>
380 * options.h (class General_options): Make -i a synonym for -r.
382 2011-05-16 Ian Lance Taylor <iant@google.com>
384 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
386 2011-05-10 Cary Coutant <ccoutant@google.com>
388 * object.cc (Sized_relobj::do_count_local_symbols): Check for
391 2011-05-06 Ian Lance Taylor <iant@google.com>
393 * layout.cc (Layout::layout): If the output section flags change,
396 2011-04-25 Cary Coutant <ccoutant@google.com>
398 * incremental-dump.cc (dump_incremental_inputs): Print local
399 symbol info for each input file.
401 (Output_section_incremental_inputs::set_final_data_size): Add local
402 symbol info to input file entries in incremental info.
403 (Output_section_incremental_inputs::write_info_blocks): Likewise.
404 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
405 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
406 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
408 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
409 (Sized_incr_relobj::do_relocate): Write the local symbols.
410 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
411 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
412 Adjust size of input file header.
413 (Incremental_inputs_reader::get_local_symbol_offset): New function.
414 (Incremental_inputs_reader::get_local_symbol_count): New function.
415 (Incremental_inputs_reader::get_input_section): Adjust size of input
417 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
418 (Sized_incr_relobj::This): New typedef.
419 (Sized_incr_relobj::sym_size): New const data member.
420 (Sized_incr_relobj::Local_symbol): New struct.
421 (Sized_incr_relobj::do_output_local_symbol_count): New function.
422 (Sized_incr_relobj::do_local_symbol_offset): New function.
423 (Sized_incr_relobj::local_symbol_count_): New data member.
424 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
425 (Sized_incr_relobj::local_symbol_index_): New data member.
426 (Sized_incr_relobj::local_symbol_offset_): New data member.
427 (Sized_incr_relobj::local_dynsym_offset_): New data member.
428 (Sized_incr_relobj::local_symbols_): New data member.
429 * object.h (Relobj::output_local_symbol_count): New function.
430 (Relobj::local_symbol_offset): New function.
431 (Relobj::do_output_local_symbol_count): New function.
432 (Relobj::do_local_symbol_offset): New function.
433 (Sized_relobj::do_output_local_symbol_count): New function.
434 (Sized_relobj::do_local_symbol_offset): New function.
436 2011-04-22 Vladimir Simonov <sv@sw.ru>
438 * descriptors.cc (set_close_on_exec): New function.
439 (Descriptors::open): Use set_close_on_exec.
440 * output.cc (S_ISLNK): Define if not defined.
442 2011-04-22 Cary Coutant <ccoutant@google.com>
444 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
446 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
447 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
448 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
450 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
451 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
452 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
454 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
456 (Incremental_binary::apply_incremental_relocs): New function.
457 (Incremental_binary::do_apply_incremental_relocs): New function.
458 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
460 (Sized_incremental_binary::add_global_symbol): New function.
461 (Sized_incremental_binary::global_symbol): New function.
462 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
463 (Sized_incremental_binary::symbol_map_): New data member.
464 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
465 * target.h (Sized_target::apply_relocation): New function.
466 * target-reloc.h (apply_relocation): New function.
467 * x86_64.cc (Target_x86_64::apply_relocation): New function.
469 2011-04-22 Doug Kwan <dougkwan@google.com>
471 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
472 flag of a SHT_ARM_EXIDX section.
473 * testsuite/Makefile.am (arm_exidx_test): New test rules.
474 * testsuite/Makefile.in: Regenerate.
475 * testsuite/arm_exidx_test.s: New file.
476 * testsuite/arm_exidx_test.sh: Same.
478 2011-04-20 Cary Coutant <ccoutant@google.com>
481 * archive.h (Incremental_archive_entry::Archive_member):
482 Initialize arg_serial_ (second constructor).
484 2011-04-17 Ian Lance Taylor <iant@google.com>
486 * object.cc (Relocate_info::location): Simplify location string.
487 * errors.cc (Errors::error_at_location): Don't print program
489 (Errors::warning_at_location): Likewise.
490 (Errors::undefined_symbol): Likewise.
491 * testsuite/debug_msg.sh: Update accordingly.
493 2011-04-14 Cary Coutant <ccoutant@google.com>
495 * gold/layout.cc (Layout::symtab_section_offset): New function.
496 * gold/layout.h (Layout::symtab_section_offset): New function.
497 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
499 2011-04-12 Ian Lance Taylor <iant@google.com>
501 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
503 * output.h (class Output_file): Add map_is_allocated_ field.
504 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
505 not available, provide stubs. If mremap is not available, #define
507 (MREMAP_MAYMOVE): Define if not defined.
508 (Output_file::Output_file): Initialize map_is_allocated_.
509 (Output_file::resize): Check map_is_allocated_.
510 (Output_file::map_anonymous): If mmap fails, use malloc.
511 (Output_file::unmap): Don't do anything for an anonymous map.
512 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
513 is not available, provide stubs.
514 (File_read::View::~View): Use free rather than delete[].
515 (File_read::make_view): Use malloc rather than new[]. If mmap
517 (File_read::find_or_make_view): Use malloc rather than new[].
518 * gold.h: Remove HAVE_REMAP code.
519 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
520 exists. Rename mremap to gold_mremap. If mmap is not available
522 * configure, config.in: Rebuild.
524 2011-04-11 Ian Lance Taylor <iant@google.com>
526 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
527 initialize local variable v.
529 2011-04-11 Cary Coutant <ccoutant@google.com>
531 * archive.cc (Archive::include_member): Adjust call to
533 (Add_archive_symbols::run): Track argument serial numbers.
534 (Lib_group::include_member): Likewise.
535 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
536 * archive.h (Incremental_archive_entry::Archive_member):
537 Initialize arg_serial_.
538 (Archive_member::arg_serial_): New data member.
539 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
540 (Sized_dynobj::do_add_symbols): Track symbols when doing an
542 (Sized_dynobj::do_for_all_local_got_entries): New function.
543 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
545 * fileread.cc (get_mtime): New function.
546 * fileread.h (get_mtime): New function.
547 * gold.cc (queue_initial_tasks): Check for incremental update.
548 (process_incremental_input): New function.
549 (queue_middle_tasks): Don't force valid target for incremental
551 * incremental-dump.cc (find_input_containing_global): Adjust
552 size of symbol info entry.
553 (dump_incremental_inputs): Dump argument serial number and
554 in_system_directory flag; bias shndx by 1; print symbol names
555 when dumping per-file symbol lists; use new symbol info readers.
557 (Output_section_incremental_inputs:update_data_size): New function.
558 (Sized_incremental_binary::setup_readers): Setup input readers
559 for each input file; build maps for files added from libraries
561 (Sized_incremental_binary::check_input_args): New function.
562 (Sized_incremental_binary::do_check_inputs): Build map of argument
563 serial numbers to input arguments.
564 (Sized_incremental_binary::do_file_has_changed): Rename
565 do_file_is_unchanged to this; compare file modification times.
566 (Sized_incremental_binary::do_init_layout): New function.
567 (Sized_incremental_binary::do_reserve_layout): New function.
568 (Sized_incremental_binary::do_get_input_reader): Remove.
569 (Sized_incremental_binary::get_symtab_view): New function.
570 (Incremental_checker::can_incrementally_link_output_file): Remove.
571 (Incremental_inputs::report_command_line): Exclude --debug options.
572 (Incremental_inputs::report_archive_begin): Add parameter; track
573 argument serial numbers; don't put input file entry for archive
574 before archive members.
575 (Incremental_inputs::report_archive_end): Put input file entry
576 for archive after archive members.
577 (Incremental_inputs::report_object): Add parameter; track argument
578 serial numbers and in_system_directory flag.
579 (Incremental_inputs::report_script): Add parameter; track argument
581 (Output_section_incremental_inputs::set_final_data_size): Adjust
582 size of symbol info entry; check for forwarding symbols.
583 (Output_section_incremental_inputs::write_input_files): Write
584 in_system_directory flag and argument serial number.
585 (Output_section_incremental_inputs::write_info_blocks): Map section
586 indices between incremental info and original input file; store
587 input section index for each symbol.
588 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
589 change operator() to visit().
590 (class Global_got_offset_visitor): Likewise.
591 (class Global_symbol_visitor_got_plt):
592 (Output_section_incremental_inputs::write_got_plt): Use new visitor
594 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
595 (Sized_incr_relobj::do_read_symbols): New function.
596 (Sized_incr_relobj::do_layout): New function.
597 (Sized_incr_relobj::do_layout_deferred_sections): New function.
598 (Sized_incr_relobj::do_add_symbols): New function.
599 (Sized_incr_relobj::do_should_include_member): New function.
600 (Sized_incr_relobj::do_for_all_global_symbols): New function.
601 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
602 (Sized_incr_relobj::do_section_size): New function.
603 (Sized_incr_relobj::do_section_name): New function.
604 (Sized_incr_relobj::do_section_contents): New function.
605 (Sized_incr_relobj::do_section_flags): New function.
606 (Sized_incr_relobj::do_section_entsize): New function.
607 (Sized_incr_relobj::do_section_address): New function.
608 (Sized_incr_relobj::do_section_type): New function.
609 (Sized_incr_relobj::do_section_link): New function.
610 (Sized_incr_relobj::do_section_info): New function.
611 (Sized_incr_relobj::do_section_addralign): New function.
612 (Sized_incr_relobj::do_initialize_xindex): New function.
613 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
614 (Sized_incr_relobj::do_read_relocs): New function.
615 (Sized_incr_relobj::do_gc_process_relocs): New function.
616 (Sized_incr_relobj::do_scan_relocs): New function.
617 (Sized_incr_relobj::do_count_local_symbols): New function.
618 (Sized_incr_relobj::do_finalize_local_symbols): New function.
619 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
620 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
621 (Sized_incr_relobj::do_relocate): New function.
622 (Sized_incr_relobj::do_set_section_offset): New function.
623 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
624 (Sized_incr_dynobj::do_read_symbols): New function.
625 (Sized_incr_dynobj::do_layout): New function.
626 (Sized_incr_dynobj::do_add_symbols): New function.
627 (Sized_incr_dynobj::do_should_include_member): New function.
628 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
629 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
630 (Sized_incr_dynobj::do_section_size): New function.
631 (Sized_incr_dynobj::do_section_name): New function.
632 (Sized_incr_dynobj::do_section_contents): New function.
633 (Sized_incr_dynobj::do_section_flags): New function.
634 (Sized_incr_dynobj::do_section_entsize): New function.
635 (Sized_incr_dynobj::do_section_address): New function.
636 (Sized_incr_dynobj::do_section_type): New function.
637 (Sized_incr_dynobj::do_section_link): New function.
638 (Sized_incr_dynobj::do_section_info): New function.
639 (Sized_incr_dynobj::do_section_addralign): New function.
640 (Sized_incr_dynobj::do_initialize_xindex): New function.
641 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
642 (make_sized_incremental_object): New function.
643 (Incremental_library::copy_unused_symbols): New function.
644 (Incremental_library::do_for_all_unused_symbols): New function.
645 * incremental.h (enum Incremental_input_flags): New type.
646 (class Incremental_checker): Remove.
647 (Incremental_input_entry::Incremental_input_entry): Add argument
649 (Incremental_input_entry::arg_serial): New function.
650 (Incremental_input_entry::set_is_in_system_directory): New function.
651 (Incremental_input_entry::is_in_system_directory): New function.
652 (Incremental_input_entry::arg_serial_): New data member.
653 (Incremental_input_entry::is_in_system_directory_): New data member.
654 (class Script_info): Move here from script.h.
655 (Script_info::Script_info): Add filename parameter.
656 (Script_info::filename): New function.
657 (Script_info::filename_): New data member.
658 (Incremental_script_entry::Incremental_script_entry): Add argument
660 (Incremental_object_entry::Incremental_object_entry): Likewise.
661 (Incremental_object_entry::add_input_section): Build list of input
662 sections with map to original shndx.
663 (Incremental_object_entry::get_input_section_index): New function.
664 (Incremental_object_entry::shndx_): New data member.
665 (Incremental_object_entry::name_key_): Rename; adjust all refs.
666 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
667 (Incremental_archive_entry::Incremental_archive_entry): Add argument
669 (Incremental_inputs::report_archive_begin): Likewise.
670 (Incremental_inputs::report_object): Likewise.
671 (Incremental_inputs::report_script): Likewise.
672 (class Incremental_global_symbol_reader): New class.
673 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
674 and store flags and input file type.
675 (Incremental_input_entry_reader::arg_serial): New function.
676 (Incremental_input_entry_reader::type): Extract type from flags.
677 (Incremental_input_entry_reader::is_in_system_directory): New function.
678 (Incremental_input_entry_reader::get_input_section_count): Call
679 accessor function for type.
680 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
681 function for type; adjust size of global symbol entry.
682 (Incremental_input_entry_reader::get_global_symbol_count): Call
683 accessor function for type.
684 (Incremental_input_entry_reader::get_object_count): Likewise.
685 (Incremental_input_entry_reader::get_object_offset): Likewise.
686 (Incremental_input_entry_reader::get_member_count): Likewise.
687 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
688 (Incremental_input_entry_reader::get_member_offset): Likewise.
689 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
690 (Incremental_input_entry_reader::Global_symbol_info): Remove.
691 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
692 (Incremental_input_entry_reader::get_global_symbol_reader): New
694 (Incremental_input_entry_reader::get_output_symbol_index): New
696 (Incremental_input_entry_reader::type_): Remove.
697 (Incremental_input_entry_reader::flags_): New data member.
698 (Incremental_inputs_reader::input_file_offset): New function.
699 (Incremental_inputs_reader::input_file_index): New function.
700 (Incremental_inputs_reader::input_file): Call input_file_offset.
701 (Incremental_inputs_reader::input_file_at_offset): New function.
702 (Incremental_relocs_reader::get_r_type): Reformat.
703 (Incremental_relocs_reader::get_r_shndx): Reformat.
704 (Incremental_relocs_reader::get_r_offset): Reformat.
705 (Incremental_relocs_reader::data): New function.
706 (Incremental_binary::Incremental_binary): Initialize new data members.
707 (Incremental_binary::check_inputs): Add cmdline parameter.
708 (Incremental_binary::file_is_unchanged): Remove.
709 (Input_reader::arg_serial): New function.
710 (Input_reader::get_unused_symbol_count): New function.
711 (Input_reader::get_unused_symbol): New function.
712 (Input_reader::do_arg_serial): New function.
713 (Input_reader::do_get_unused_symbol_count): New function.
714 (Input_reader::do_get_unused_symbol): New function.
715 (Incremental_binary::input_file_count): New function.
716 (Incremental_binary::get_input_reader): Change signature to use
717 index instead of filename.
718 (Incremental_binary::file_has_changed): New function.
719 (Incremental_binary::get_input_argument): New function.
720 (Incremental_binary::get_library): New function.
721 (Incremental_binary::get_script_info): New function.
722 (Incremental_binary::init_layout): New function.
723 (Incremental_binary::reserve_layout): New function.
724 (Incremental_binary::output_file): New function.
725 (Incremental_binary::do_check_inputs): New function.
726 (Incremental_binary::do_file_is_unchanged): Remove.
727 (Incremental_binary::do_file_has_changed): New function.
728 (Incremental_binary::do_init_layout): New function.
729 (Incremental_binary::do_reserve_layout): New function.
730 (Incremental_binary::do_input_file_count): New function.
731 (Incremental_binary::do_get_input_reader): Change signature.
732 (Incremental_binary::input_args_map_): New data member.
733 (Incremental_binary::library_map_): New data member.
734 (Incremental_binary::script_map_): New data member.
735 (Sized_incremental_binary::Sized_incremental_binary): Initialize
737 (Sized_incremental_binary::output_section): New function.
738 (Sized_incremental_binary::inputs_reader): Add const.
739 (Sized_incremental_binary::symtab_reader): Add const.
740 (Sized_incremental_binary::relocs_reader): Add const.
741 (Sized_incremental_binary::got_plt_reader): Add const.
742 (Sized_incremental_binary::get_symtab_view): New function.
743 (Sized_incremental_binary::Inputs_reader): New typedef.
744 (Sized_incremental_binary::Input_entry_reader): New typedef.
745 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
746 (Sized_incremental_binary::do_file_is_unchanged): Remove.
747 (Sized_incremental_binary::do_file_has_changed): New function.
748 (Sized_incremental_binary::do_init_layout): New function.
749 (Sized_incremental_binary::do_reserve_layout): New function.
750 (Sized_input_reader::Inputs_reader): Remove.
751 (Sized_input_reader::Input_entry_reader): Remove.
752 (Sized_input_reader::do_arg_serial): New function.
753 (Sized_input_reader::do_get_unused_symbol_count): New function.
754 (Sized_input_reader::do_get_unused_symbol): New function.
755 (Sized_incremental_binary::do_input_file_count): New function.
756 (Sized_incremental_binary::do_get_input_reader): Change signature;
757 use index instead of filename.
758 (Sized_incremental_binary::section_map_): New data member.
759 (Sized_incremental_binary::input_entry_readers_): New data member.
760 (class Sized_incr_relobj): New class.
761 (class Sized_incr_dynobj): New class.
762 (make_sized_incremental_object): New function.
763 (class Incremental_library): New class.
764 * layout.cc (Free_list::num_lists): New static data member.
765 (Free_list::num_nodes): New static data member.
766 (Free_list::num_removes): New static data member.
767 (Free_list::num_remove_visits): New static data member.
768 (Free_list::num_allocates): New static data member.
769 (Free_list::num_allocate_visits): New static data member.
770 (Free_list::init): New function.
771 (Free_list::remove): New function.
772 (Free_list::allocate): New function.
773 (Free_list::dump): New function.
774 (Free_list::print_stats): New function.
775 (Layout_task_runner::run): Resize output file for incremental updates.
776 (Layout::Layout): Initialize new data members.
777 (Layout::set_incremental_base): New function.
778 (Layout::init_fixed_output_section): New function.
779 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
781 (Layout::create_gold_note): Do not create gold note section for
783 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
784 for incremental updates.
785 (Layout::set_section_offsets): For incremental updates, allocate space
787 (Layout::create_symtab_sections): Layout with offsets relative to
788 start of section; for incremental updates, allocate space from free
790 (Layout::create_shdrs): For incremental updates, allocate space from
792 (Layout::finish_dynamic_section): For incremental updates, do not
793 check --as-needed (fixed in subsequent patch).
794 * layout.h (class Free_list): New class.
795 (Layout::set_incremental_base): New function.
796 (Layout::incremental_base): New function.
797 (Layout::init_fixed_output_section): New function.
798 (Layout::allocate): New function.
799 (Layout::incremental_base_): New data member.
800 (Layout::free_list_): New data member.
801 * main.cc (main): Print Free_list statistics.
802 * object.cc (Relobj::finalize_incremental_relocs): Add
803 clear_counts parameter; clear counts only when clear_counts is set.
804 (Sized_relobj::Sized_relobj): Initialize new base class.
805 (Sized_relobj::do_layout): Don't report special sections.
806 (Sized_relobj::do_for_all_local_got_entries): New function.
807 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
808 symtab_off to all symbol table offsets.
809 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
810 * object.h (class Got_offset_list): Move to top of file.
811 (Object::Object): Allow case where input_file == NULL.
812 (Object::~Object): Likewise.
813 (Object::input_file): Assert that input_file != NULL.
814 (Object::lock): Allow case where input_file == NULL.
815 (Object::unlock): Likewise.
816 (Object::is_locked): Likewise.
817 (Object::token): Likewise.
818 (Object::release): Likewise.
819 (Object::is_incremental): New function.
820 (Object::get_mtime): New function.
821 (Object::for_all_local_got_entries): New function.
822 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
823 (Object::set_is_in_system_directory): New function.
824 (Object::is_in_system_directory): New function.
825 (Object::do_is_incremental): New function.
826 (Object::do_get_mtime): New function.
827 (Object::do_for_all_local_got_entries): New function.
828 (Object::is_in_system_directory_): New data member.
829 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
830 (class Sized_relobj_base): New class.
831 (class Sized_relobj): Derive from Sized_relobj_base.
832 (class Sized_relobj::Symbols): Redeclare from base class.
833 (class Sized_relobj::local_got_offset_list): Remove.
834 (class Sized_relobj::Output_sections): Redeclare from base class.
835 (class Sized_relobj::do_for_all_local_got_entries): New function.
836 (class Sized_relobj::write_local_symbols): Add offset parameter.
837 (class Sized_relobj::local_symbol_offset_): Update comment.
838 (class Sized_relobj::local_dynsym_offset_): Update comment.
839 * options.cc (Input_arguments::add_file): Remove const.
840 * options.h (Input_file_argument::Input_file_argument):
841 Initialize arg_serial_ (all constructors).
842 (Input_file_argument::set_arg_serial): New function.
843 (Input_file_argument::arg_serial): New function.
844 (Input_file_argument::arg_serial_): New data member.
845 (Input_arguments::Input_arguments): Initialize file_count_.
846 (Input_arguments::add_file): Remove const.
847 (Input_arguments::number_of_input_files): New function.
848 (Input_arguments::file_count_): New data member.
849 (Command_line::number_of_input_files): Call
850 Input_arguments::number_of_input_files.
851 * output.cc (Output_segment_headers::Output_segment_headers):
853 (Output_section::Input_section::current_data_size): New function.
854 (Output_section::Output_section): Initialize new data members.
855 (Output_section::add_input_section): Don't do merge sections for
856 an incremental link; allocate space from free list for an
858 (Output_section::add_output_section_data): Allocate space from
859 free list for an incremental update.
860 (Output_section::update_data_size): New function.
861 (Output_section::set_fixed_layout): New function.
862 (Output_section::reserve): New function.
863 (Output_segment::set_section_addresses): Remove const.
864 (Output_segment::set_section_list_addresses): Remove const; allocate
865 space from free list for an incremental update.
866 (Output_segment::set_offset): Adjust size of RELRO segment for an
868 * output.h (Output_data::current_data_size): Move here from
870 (Output_data::pre_finalize_data_size): New function.
871 (Output_data::update_data_size): New function.
872 (Output_section_headers::update_data_size): new function.
873 (Output_section_data_build::current_data_size): Move to Output_data.
874 (Output_data_strtab::update_data_size): New function.
875 (Output_section::current_data_size): Move to Output_data.
876 (Output_section::set_fixed_layout): New function.
877 (Output_section::has_fixed_layout): New function.
878 (Output_section::reserve): New function.
879 (Output_section::update_data_size): New function.
880 (Output_section::has_fixed_layout_): New data member.
881 (Output_section::free_list_): New data member.
882 (Output_segment::set_section_addresses): Remove const.
883 (Output_segment::set_section_list_addresses): Remove const.
884 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
886 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
888 * readsyms.cc (Read_symbols::do_read_symbols): Add library
889 parameter when calling Add_symbols constructor; store argument
890 serial number for members of a lib group.
891 (Add_symbols::locks): Allow case where token == NULL.
892 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
893 (Read_member::~Read_member): New function.
894 (Read_member::is_runnable): New function.
895 (Read_member::locks): New function.
896 (Read_member::run): New function.
897 (Check_script::~Check_script): New function.
898 (Check_script::is_runnable): New function.
899 (Check_script::locks): New function.
900 (Check_script::run): New function.
901 (Check_library::~Check_library): New function.
902 (Check_library::is_runnable): New function.
903 (Check_library::locks): New function.
904 (Check_library::run): New function.
905 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
906 (Add_symbols::library_): New data member.
907 (class Read_member): New class.
908 (class Check_script): New class.
909 (class Check_library): New class.
910 * reloc.cc (Read_relocs::is_runnable): Allow case where
912 (Read_relocs::locks): Likewise.
913 (Scan_relocs::locks): Likewise.
914 (Relocate_task::locks): Likewise.
915 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
917 (Sized_relobj::incremental_relocs_scan): Fix comment.
918 (Sized_relobj::do_relocate): Pass output file offset to
920 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
921 from class declaration.
922 * script.cc (read_input_script): Allocate Script_info; pass
923 argument serial number to report_script.
924 * script.h (class Script_info): Move to incremental.h.
925 * symtab.cc (Symbol_table::add_from_incrobj): New function.
926 * symtab.h (Symbol_table::add_from_incrobj): New function.
927 (Symbol_table::set_file_offset): New function.
929 2011-04-05 Cary Coutant <ccoutant@google.com>
931 * incremental-dump.cc (dump_incremental_inputs): Change signature
932 to take a Sized_incremental_binary; change caller. Use readers
933 in Sized_incremental_binary.
935 (Sized_incremental_binary::find_incremental_inputs_sections):
936 Rename do_find_incremental_inputs_sections to this.
937 (Sized_incremental_binary::setup_readers): New function.
938 (Sized_incremental_binary::do_check_inputs): Check
939 has_incremental_info_ flag; move setup code to setup_readers;
941 (Sized_incremental_binary::do_file_is_unchanged): New function.
942 (Sized_incremental_binary::do_get_input_reader): New function.
943 * incremental.h (class Incremental_binary): Move to end of file.
944 (Incremental_binary::file_is_unchanged): New function.
945 (Incremental_binary::do_file_is_unchanged): New function.
946 (Incremental_binary::Input_reader): New class.
947 (Incremental_binary::get_input_reader): New function.
948 (class Sized_incremental_binary): Move to end of file.
949 (Sized_incremental_binary::Sized_incremental_binary): Setup the
950 input section reader classes.
951 (Sized_incremental_binary::has_incremental_info): New function.
952 (Sized_incremental_binary::inputs_reader): New function.
953 (Sized_incremental_binary::symtab_reader): New function.
954 (Sized_incremental_binary::relocs_reader): New function.
955 (Sized_incremental_binary::got_plt_reader): New function.
956 (Sized_incremental_binary::do_file_is_unchanged): New function.
957 (Sized_incremental_binary::Sized_input_reader): New class.
958 (Sized_incremental_binary::get_input_reader): New function.
959 (Sized_incremental_binary::find_incremental_inputs_sections):
960 Rename do_find_incremental_inputs_sections to this.
961 (Sized_incremental_binary::setup_readers): New function.
962 (Sized_incremental_binary::has_incremental_info_): New data member.
963 (Sized_incremental_binary::inputs_reader_): New data member.
964 (Sized_incremental_binary::symtab_reader_): New data member.
965 (Sized_incremental_binary::relocs_reader_): New data member.
966 (Sized_incremental_binary::got_plt_reader_): New data member.
967 (Sized_incremental_binary::current_input_file_): New data member.
969 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
972 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
975 2011-03-30 Cary Coutant <ccoutant@google.com>
977 * archive.cc (Archive::include_member): Adjust call to report_object.
978 (Add_archive_symbols::run): Add script_info to call to
979 report_archive_begin.
980 (Lib_group::include_member): Adjust call to report_object.
981 (Add_lib_group_symbols::run): Adjust call to report_object.
982 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
983 blocks. Add object count for script input files.
984 * incremental.cc (Incremental_inputs::report_archive_begin): Add
985 script_info parameter; change all callers.
986 (Incremental_inputs::report_object): Add script_info parameter;
988 (Incremental_inputs::report_script): Store backpointer to
989 incremental info entry.
990 (Output_section_incremental_inputs::set_final_data_size): Record
991 additional information for scripts.
992 (Output_section_incremental_inputs::write_info_blocks): Likewise.
993 * incremental.h (Incremental_script_entry::add_object): New function.
994 (Incremental_script_entry::get_object_count): New function.
995 (Incremental_script_entry::get_object): New function.
996 (Incremental_script_entry::objects_): New data member; adjust
998 (Incremental_inputs::report_archive_begin): Add script_info parameter.
999 (Incremental_inputs::report_object): Add script_info parameter.
1000 (Incremental_inputs_reader::get_object_count): New function.
1001 (Incremental_inputs_reader::get_object_offset): New function.
1002 * options.cc (Input_arguments::add_file): Return reference to
1004 * options.h (Input_argument::set_script_info): New function.
1005 (Input_argument::script_info): New function.
1006 (Input_argument::script_info_): New data member; adjust all
1008 (Input_file_group::add_file): Return reference to new input argument.
1009 (Input_file_lib::add_file): Likewise.
1010 (Input_arguments::add_file): Likewise.
1011 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1012 * script.cc (Parser_closure::Parser_closure): Add script_info
1013 parameter; adjust all callers.
1014 (Parser_closure::script_info): New function.
1015 (Parser_closure::script_info_): New data member.
1016 (read_input_script): Report scripts earlier to incremental info.
1017 (script_add_file): Set script_info in Input_argument.
1018 (script_add_library): Likewise.
1019 * script.h (Script_options::Script_info): Rewrite class.
1021 2011-03-29 Cary Coutant <ccoutant@google.com>
1023 * archive.cc (Library_base::should_include_member): Move
1024 method here from class Archive.
1025 (Archive::Archive): Initialize base class.
1026 (Archive::should_include_member): Move to base class.
1027 (Archive::do_for_all_unused_symbols): New function.
1028 (Add_archive_symbols::run): Remove redundant access to
1030 (Lib_group::Lib_group): Initialize base class.
1031 (Lib_group::do_filename): New function.
1032 (Lib_group::include_member): Pass pointer to Lib_group to
1034 (Lib_group::do_for_all_unused_symbols): New function.
1035 (Add_lib_group_symbols::run): Report archive information for
1037 * archive.h (class Library_base): New base class.
1038 (class Archive): Derive from Library_base.
1039 (Archive::filename): Move to base class.
1040 (Archive::set_incremental_info): Likewise.
1041 (Archive::incremental_info): Likewise.
1042 (Archive::Should_include): Likewise.
1043 (Archive::should_include_member): Likewise.
1044 (Archive::Armap_entry): Remove.
1045 (Archive::Unused_symbol_iterator): Remove.
1046 (Archive::unused_symbols_begin): Remove.
1047 (Archive::unused_symbols_end): Remove.
1048 (Archive::do_filename): New function.
1049 (Archive::do_get_mtime): New function.
1050 (Archive::do_for_all_unused_symbols): New function.
1051 (Archive::task_): Move to base class.
1052 (Archive::incremental_info_): Likewise.
1053 (class Lib_group): Derive from Library_base.
1054 (Lib_group::do_filename): New function.
1055 (Lib_group::do_get_mtime): New function.
1056 (Lib_group::do_for_all_unused_symbols): New function.
1057 (Lib_group::task_): Move to base class.
1058 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1060 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1062 * incremental.cc (Incremental_inputs::report_archive_begin):
1063 Use Library_base; call library's get_mtime; add incremental inputs
1064 entry before members.
1065 (class Unused_symbol_visitor): New class.
1066 (Incremental_inputs::report_archive_end): Use Library_base; use
1067 visitor class to record unused symbols; don't add incremental inputs
1068 entry after members.
1069 (Incremental_inputs::report_object): Use Library_base.
1071 (Incremental_archive_entry::Incremental_archive_entry): Remove
1072 unused Archive parameter.
1073 (Incremental_inputs::report_archive_begin): Use Library_base.
1074 (Incremental_inputs::report_archive_end): Likewise.
1075 (Incremental_inputs::report_object): Likewise.
1076 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1078 * object.h (Object::for_all_global_symbols): New function.
1079 (Object::do_for_all_global_symbols): New function.
1080 (Sized_relobj::do_for_all_global_symbols): New function.
1081 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1083 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1086 2011-03-27 Ian Lance Taylor <iant@google.com>
1088 * archive.cc (Archive::interpret_header): Return -1 if something
1089 goes wrong. Change callers accordingly.
1091 2011-03-25 Cary Coutant <ccoutant@google.com>
1093 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1094 * testsuite/Makefile.in: Regenerate.
1096 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1098 * plugin.cc (get_view): New.
1099 (Plugin::load): Pass get_view to the plugin.
1100 (Plugin_manager::get_view): New.
1102 2011-03-21 Ian Lance Taylor <iant@google.com>
1104 * testsuite/final_layout.sh: Rewrite to not use dc.
1105 * testsuite/relro_test.sh: Fail if dc is not present.
1107 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1109 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1111 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1112 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1114 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1115 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1117 2011-03-14 Ian Lance Taylor <iant@google.com>
1119 * script-sections.cc (Sort_output_sections::script_compare):
1120 Rename from is_before, change return type.
1121 (Sort_output_sections::operator()): Adjust accordingly.
1123 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1126 * testsuite/odr_violation2.cc: Add comment to make all error line
1127 numbers double digits.
1128 * testsuite/debug_msg.sh: Adjust expected errors.
1130 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1132 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1133 but mark earlier ones as non-canonical
1134 (offset_to_iterator): Update search target and example
1135 (do_addr2line): Return extra lines in a vector*
1136 (format_file_lineno): Extract from do_addr2line
1137 (one_addr2line): Add vector* out-param
1138 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1139 when a lineno entry appeared last for its instruction
1140 (Dwarf_line_info): Add vector* out-param
1141 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1142 * symtab.cc (Odr_violation_compare): Include the lineno in the
1144 (linenos_from_loc): New. Combine the canonical line for an
1145 address with its other lines.
1146 (True_if_intersect): New. Helper functor to make
1147 std::set_intersection a query.
1148 (detect_odr_violations): Compare sets of lines instead of just
1149 one line for each function. This became less deterministic, but
1150 has fewer false positives.
1151 * symtab.h: Declarations.
1152 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1153 mix an optimized and non-optimized object in the same binary
1154 (odr_violation2.so): Same.
1155 * testsuite/Makefile.in: Regenerate from Makefile.am.
1156 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1157 * testsuite/debug_msg.sh: Update line numbers and add
1159 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1160 non-optimized context.
1161 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1162 isn't inlined, and use OdrDerived in an optimized context.
1163 * testsuite/odr_header1.h: Defines OdrDerived, where
1164 optimization will change the
1165 first-instruction-in-the-destructor's file and line number.
1166 * testsuite/odr_header2.h: Defines OdrBase.
1168 2011-03-09 Ian Lance Taylor <iant@google.com>
1170 * fileread.cc (File_read::clear_views): Don't delete the whole
1173 2011-03-08 Ian Lance Taylor <iant@google.com>
1176 * fileread.cc: #include <climits>.
1177 (GOLD_IOV_MAX): Define.
1178 (File_read::read_multiple): Limit number of entries by iov_max.
1179 * fileread.h (class File_read): Always set max_readv_entries to
1182 2011-03-07 Ian Lance Taylor <iant@google.com>
1185 * options.h (class General_options): Add -dy and -dn.
1187 2011-03-02 Cary Coutant <ccoutant@google.com>
1189 * testsuite/script_test_9.t: Add TLS segment.
1191 2011-03-02 Simon Baldwin <simonb@google.com>
1193 * configure.ac: Add check for gnu_indirect_function support in
1194 the toolchain building binutils.
1195 * configure: Rebuild.
1197 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1199 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1200 plugin only symbols.
1201 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1202 in plugin files as not needed in the symbol table.
1204 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1206 * output.cc (Output_section::add_input_section): Delay fill
1207 generation for section ordering.
1209 2011-02-09 Ian Lance Taylor <iant@google.com>
1212 * object.h (class Sized_relobj): Remove clear_local_symbols.
1213 * reloc.cc (Sized_relobj::do_relocate): Don't call
1214 clear_local_symbols.
1216 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1218 * plugin.cc (is_visible_from_outside): Return true for symbols
1221 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1223 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1226 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1228 * icf.h (is_section_foldable_candidate): Change type of parameter
1230 * icf.cc (Icf::find_identical_sections): Change type of local variable
1231 section_name to be std::string.
1232 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1234 2011-01-25 Ian Lance Taylor <iant@google.com>
1236 * script.cc (script_add_extern): Rewrite to use
1237 add_symbol_reference.
1239 2011-01-25 Doug Kwan <dougkwan@google.com>
1241 * icf.cc (get_section_contents): Always lock section's object.
1243 2011-01-24 Ian Lance Taylor <iant@google.com>
1245 * options.h (class General_options): Accept
1246 --no-detect-odr-violations.
1248 2011-01-24 Ian Lance Taylor <iant@google.com>
1250 * version.cc (version_string): Bump to 1.11.
1252 2011-01-24 Ian Lance Taylor <iant@google.com>
1254 * plugin.cc (class Plugin_rescan): Define new class.
1255 (Plugin_manager::claim_file): Set any_claimed_.
1256 (Plugin_manager::save_archive): New function.
1257 (Plugin_manager::save_input_group): New function.
1258 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1260 (Plugin_manager::new_undefined_symbol): New function.
1261 (Plugin_manager::rescan): New function.
1262 (Plugin_manager::rescannable_defines): New function.
1263 (Plugin_manager::add_input_file): Set any_added_.
1264 * plugin.h (class Plugin_manager): define new fields rescannable_,
1265 undefined_symbols_, any_claimed_, and any_added_. Declare
1266 Plugin_rescan as friend. Declare new functions.
1267 (Plugin_manager::Rescannable): Define type.
1268 (Plugin_manager::Rescannable_list): Define type.
1269 (Plugin_manager::Undefined_symbol_list): Define type.
1270 (Plugin_manager::Plugin_manager): Initialize new fields.
1271 * archive.cc (Archive::defines_symbol): New function.
1272 (Add_archive_symbols::run): Pass archive to plugins if any.
1273 * archive.h (class Archive): Declare defines_symbol.
1274 * readsyms.cc (Input_group::~Input_group): New function.
1275 (Finish_group::run): Pass input_group to plugins if any.
1276 * readsyms.h (class Input_group): Declare destructor.
1277 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1280 2011-01-10 Ian Lance Taylor <iant@google.com>
1282 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1284 (Layout::set_segment_offsets): Reset increase_relro before calling
1285 set_section_addresses a second time.
1287 2011-01-04 Cary Coutant <ccoutant@google.com>
1289 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1290 sections before NOBITS sections.
1292 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1294 * version.cc (print_version): Update copyright to 2011.
1296 2010-12-23 Cary Coutant <ccoutant@google.com>
1298 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1299 of OS to this->add. Add OD parameter to second form of the function.
1301 2010-12-20 Ian Lance Taylor <iant@google.com>
1303 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1304 second of two consecutive entries with same offset.
1306 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1308 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1309 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1310 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1311 to avoid unneeded links against $(LDADD).
1312 * testsuite/Makefile.in: Regenerate.
1314 2010-12-15 Ian Lance Taylor <iant@google.com>
1317 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1318 for R_X86_64_32 and R_X86_64_PC32.
1319 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1320 ver_matching_def_pic.o.
1321 (ver_matching_def_pic.o): New target.
1323 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1325 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1326 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1327 Move definition before File_read::View member definitions.
1328 (File_read::View::~View): Initialize and hold lock before
1329 updating current_mapped_bytes.
1331 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1333 * dwarf_reader.cc: Remove outdated comment.
1334 * gold-threads.cc: Fix typo in error message.
1335 * archive.cc: Fix typos in comments.
1336 * archive.h: Likewise.
1337 * arm-reloc-property.cc: Likewise.
1338 * arm-reloc-property.h: Likewise.
1339 * arm-reloc.def: Likewise.
1341 * attributes.h: Likewise.
1342 * cref.cc: Likewise.
1343 * ehframe.cc: Likewise.
1344 * fileread.h: Likewise.
1346 * i386.cc: Likewise.
1348 * incremental.h: Likewise.
1349 * int_encoding.cc: Likewise.
1350 * layout.h: Likewise.
1351 * main.cc: Likewise.
1352 * merge.h: Likewise.
1353 * object.cc: Likewise.
1354 * object.h: Likewise.
1355 * options.cc: Likewise.
1356 * readsyms.cc: Likewise.
1357 * reduced_debug_output.cc: Likewise.
1358 * reloc.cc: Likewise.
1359 * script-sections.cc: Likewise.
1360 * sparc.cc: Likewise.
1361 * symtab.h: Likewise.
1362 * target-reloc.h: Likewise.
1363 * target.cc: Likewise.
1364 * target.h: Likewise.
1365 * timer.cc: Likewise.
1366 * timer.h: Likewise.
1367 * x86_64.cc: Likewise.
1369 2010-12-09 Cary Coutant <ccoutant@google.com>
1371 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1373 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1374 parameter; change all callers.
1375 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1376 * options.h (warn_execstack): New option.
1378 2010-12-07 Doug Kwan <dougkwan@google.com>
1380 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1381 like function call relocations.
1383 2010-12-07 Ian Lance Taylor <iant@google.com>
1385 * archive.cc (Archive::get_elf_object_for_member): Permit
1386 punconfigured to be NULL.
1387 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1388 (Archive::include_member): Pass NULL to get_elf_object_for_member
1389 if we searched for the archive and this is the first included
1392 2010-12-01 Ian Lance Taylor <iant@google.com>
1394 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1395 track_relocs_type_ field.
1396 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1397 Set track_relocs_type_.
1398 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1399 contents when using RELA relocs.
1400 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1402 * reloc.cc (Track_relocs::next_addend): New function.
1403 * reloc.h (class Track_relocs): Declare next_addend.
1405 2010-12-01 Ian Lance Taylor <iant@google.com>
1407 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1410 2010-12-01 Ian Lance Taylor <iant@google.com>
1412 * README: Update compilers known to work and fail.
1414 2010-11-23 Matthias Klose <doko@ubuntu.com>
1416 * configure.in: For --enable-gold, handle value `default' instead of
1417 `both*'. Always install ld as ld.bfd, install as ld if gold is
1419 * configure: Regenerate.
1421 2010-11-18 Doug Kwan <dougkwan@google.com>
1423 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1424 and right_alignment to be zero. Store result alignment only if it is
1425 greater than existing alignment.
1427 2010-11-16 Cary Coutant <ccoutant@google.com>
1430 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1431 Check for ".zdebug_line".
1433 2010-11-16 Doug Kwan <dougkwan@google.com>
1434 Cary Coutant <ccoutant@google.com>
1436 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1437 by reference; adjust all callers.
1438 * output.cc (Output_segment::set_section_addresses): Adjust references
1439 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1441 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1442 end at page boundary.
1444 2010-11-16 Cary Coutant <ccoutant@google.com>
1447 * layout.cc (Layout::choose_output_section): Transform names of
1448 compressed sections even when using a script with a SECTIONS clause.
1449 (Layout::output_section_name): Remove code to transform
1450 compressed debug section names.
1451 * output.cc (Output_section::add_input_section): Use uncompressed
1452 section size when tracking input sections.
1454 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1456 * symtab.h (Symbol::NON_PIC_REF): Remove.
1457 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1458 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1459 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1460 (Symbol::use_plt_offset): Take a flags argument and pass it
1461 directly to needs_dynamic_reloc. Restrict check for undefined
1462 weak symbols to function calls.
1463 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1464 (Target_arm::Scan::global): Use it.
1465 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1466 (Target_arm::Relocate::relocate): Likewise.
1467 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1468 parameter with an r_type parameter. Use get_reference_flags
1470 (Target_arm::Relocate::relocate): Update accordingly.
1471 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1472 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1473 (Target_i386::Scan::global): Likewise.
1474 (Target_i386::Relocate::relocate): Likewise.
1475 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1476 parameter with an r_type parameter. Use get_reference_flags
1478 (Target_i386::Relocate::relocate): Update accordingly.
1479 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1480 (Target_powerpc::Scan::global): Use it.
1481 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1482 (Target_powerpc::Relocate::relocate): Likewise.
1483 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1484 (Target_sparc::Scan::global): Use it.
1485 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1486 (Target_sparc::Relocate::relocate): Likewise.
1487 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1488 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1489 (Target_x86_64::Scan::global): Likewise.
1490 (Target_x86_64::Relocate::relocate): Likewise.
1492 2010-11-08 Doug Kwan <dougkwan@google.com>
1493 Cary Coutant <ccoutant@google.com>
1495 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1496 (Arm_exidx_merge_section::section_contents_): New data member.
1497 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1498 (Arm_input_section::~Arm_input_section): De-allocate memory.
1499 (Arm_input_section::original_contents_): New data member.
1500 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1501 in parameters instead of calling Object::section_contents without
1503 (Arm_output_section::group_section): New parameter TASK. Pass it
1504 to callees that need locking objects.
1505 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1506 to lock EXIDX input sections. Fix a formatting issue. Call
1507 Arm_exidx_merged_section::build_contents to create merged section
1509 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1510 to lock object of stub table owner.
1511 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1512 TEXT_SIZE to initialize data member TEXT_SIZE_.
1513 (Arm_exidx_input_section::addralign): Fix typo in comment.
1514 (Arm_exidx_input_section::text_size): New method.
1515 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1516 that require locking objects. Lock objects before scanning for stubs
1517 and updating local symbols.
1518 (Arm_input_section<big_endian>::init): Copy contents of original
1520 (Arm_input_section<big_endian>::do_write): Use saved contents of
1521 original input section instead of calling Object::section_contents
1523 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1524 size without calling Object::section_size().
1525 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1526 for size. Allocate a buffer for merged EXIDX entries.
1527 (Arm_exidx_merged_section::build_contents): New method.
1528 (Arm_exidx_merged_section::do_write): Move merge section contents
1529 building code to Arm_exidx_merged_section::build_contetns. Write
1530 out contetns in buffer instead of building it on the fly.
1531 (Arm_relobj::make_exidx_input_section): Also pass text section size
1532 to Arm_exidx_input_section constructor.
1533 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1534 (Arm_dynobj::do_read_symbols): Fix memory leak.
1535 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1536 * target.h: (class Task): Add forward declaration.
1537 (Target::relax): Add new parameter TASK and pass it to
1539 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1541 2010-11-05 Cary Coutant <ccoutant@google.com>
1544 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1545 object when reading from the file.
1546 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1548 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1549 when reading section contents.
1550 (get_section_contents): Likewise.
1551 (icf::find_identical_sections): Likewise.
1552 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1553 object when reading from the file.
1554 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1555 the object when doing deferred section layout.
1557 2010-11-03 Nick Clifton <nickc@redhat.com>
1560 * script.h (class Symbol_assignment: name): New member. Returns
1561 the name of the symbol.
1562 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1563 Returns true if the given symbol name is on the list of
1564 assignments wating to be processed.
1565 * archive.cc (should_incldue_member): If the symbol is undefined,
1566 check to see if it is on the list of symbols pending assignment.
1568 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1570 * script-sections.cc (Script_sections::find_memory_region): Check
1571 for a NULL output section pointer.
1573 2010-10-29 Doug Kwan <dougkwan@google.com>
1575 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1576 Output_section::add_relaxed_input_section.
1577 * output.cc (Output_section::add_relaxed_input_section): Add new
1578 arguments LAYOUT and NAME. Set section order index.
1579 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1580 Copy section order index.
1581 * output.h (Output_section::add_relaxed_input_section): Add new
1582 arguments LAYOUT and NAME.
1584 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1586 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1587 NATIVE_OR_CROSS_LINKER.
1588 * testsuite/Makefile.in: Regenerate.
1590 2010-10-20 Doug Kwan <dougkwan@google.com>
1592 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1593 without SHF_LINK_ORDER flags.
1594 * layout.cc (Layout::choose_output_section): Do not filter
1595 SHF_LINK_ORDER flag in a relocatable link.
1597 2010-10-17 Cary Coutant <ccoutant@google.com>
1599 * output.h (Output_segment::set_section_addresses): Change function
1600 signature. Update all callers.
1601 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1603 (Output_segment::set_section_addresses): Align after last TLS
1604 section. Add padding before last relro section instead of after.
1606 2010-10-17 Doug Kwan <dougkwan@google.com>
1608 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1609 GOT output section to be writable.
1611 2010-10-14 Cary Coutant <ccoutant@google.com>
1613 * debug.h (DEBUG_INCREMENTAL): New flag.
1614 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1615 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1617 * incremental.cc (report_command_line): Ignore all forms of
1619 * layout.cc (Layout::Layout): Check parameters for incremental link
1621 * options.cc (General_options::parse_incremental): New function.
1622 (General_options::parse_no_incremental): New function.
1623 (General_options::parse_incremental_full): New function.
1624 (General_options::parse_incremental_update): New function.
1625 (General_options::incremental_mode_): New data member.
1626 (General_options::finalize): Check incremental_mode_.
1627 * options.h (General_options): Update help text for --incremental.
1628 Add --no-incremental, --incremental-full, --incremental-update.
1629 (General_options::Incremental_mode): New enum type.
1630 (General_options::incremental_mode): New function.
1631 (General_options::incremental_mode_): New data member.
1632 * parameters.cc (Parameters::incremental_mode_): New data member.
1633 (Parameters::set_options): Set incremental_mode_.
1634 (Parameters::set_incremental_full): New function.
1635 (Parameters::incremental): New function.
1636 (Parameters::incremental_update): New function.
1637 (set_parameters_incremental_full): New function.
1638 * parameters.h (Parameters::set_incremental_full): New function.
1639 (Parameters::incremental): New function.
1640 (Parameters::incremental_update): New function.
1641 (Parameters::incremental_mode_): New data member.
1642 (set_parameters_incremental_full): New function.
1643 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1644 incremental link mode.
1645 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1646 (Sized_relobj::do_relocate_sections): Likewise.
1647 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1649 * testsuite/Makefile.in: Regenerate.
1650 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1652 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1654 * script-sections.h (class Script_sections): Make
1655 Sections_elements typedef public.
1656 * script-sections.cc (class Sort_output_sections): Add elements_
1657 field. Add constructor which sets it; change all callers.
1658 (Sort_output_sections::is_before): New function.
1659 (Sort_output_sections::operator()): Call is_before.
1660 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1662 * testsuite/script_test_10.sh: New test. Test script section
1664 * testsuite/script_test_10.t: Likewise.
1665 * testsuite/script_test_10.s: Likewise.
1666 * testsuite/Makefile.am: Wrap the cross linker tests and the
1667 common tests into NATIVE_OR_CROSS_LINKER.
1668 (check_SCRIPTS): Add script_test_10.sh.
1669 (check_DATA): Add script_test_10.stdout.
1670 (script_test_10.o, script_test_10): New targets.
1671 (script_test_10.stdout): New target.
1672 * configure, testsuite/Makefile.in: Regenerate.
1674 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1676 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1677 error for the deprecated relocations.
1678 (Target_arm::Scan::global): Likewise.
1679 (Target_arm::Relocate::relocate): Likewise.
1681 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1683 * fileread.cc (Input_file::find_file): Initialize *found_name
1684 and *namep when using the fallback search for case 4.
1686 2010-10-11 Cary Coutant <ccoutant@google.com>
1688 * options.h (class General_options): Redefine -z lazy as an alias for
1689 the negation of -z now.
1691 2010-10-11 Ian Lance Taylor <iant@google.com>
1693 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1696 2010-10-06 Nick Clifton <nickc@redhat.com>
1698 * script-sections.cc(class Memory_region): Remove
1699 current_lma_offset_ field. Rename current_vma_offset_ to
1700 current_offset_. Add last_section_ field.
1701 (Memory_region::get_current_vma_address): Rename to
1702 get_current_address.
1703 (Memory_region::get_current_lma_address): Delete.
1704 (Memory_region::increment_vma_offset): Rename to
1706 (Memory_region::increment_lma_offset): Delete.
1707 (Memory_region::attributes_compatible): New method. Returns
1708 true if the provided section is compatible with the region.
1709 (Memory_region::get_last_section): New method. Returns the last
1710 section to use the region.
1711 (Memory_region::set_last_section): New method. Stores the last
1712 section to use the region.
1713 (Script_sections::block_in_region): New method. Returns true if
1714 a block of memory is contained within a region.
1715 (Script_sections::find_memory_region): New method. Locates a
1716 memory region to be used to set a VMA or LMA address.
1717 (Output_section_definition::set_section_addresses): Add code to
1718 check for addresses set by memory regions.
1719 (Output_segment::set_section_addresses): Remove memory region
1721 (Script_sections::create_segment): Add a warning if a header
1722 segment is created outside of any region.
1723 * script-sections.h (class Script_sections): Add prototypes for
1724 find_memory_region and block_in_region methods.
1725 * testsuite/memory_test.s: Use .long instead of .word.
1726 * testsuite/memory_test.t: Add some more output sections.
1727 * testsuite/memory_test.sh: Update expected output.
1729 2010-10-02 Doug Kwan <dougkwan@google.com>
1731 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1732 defintion to symtab.h
1733 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1734 declaration to defintion.
1736 2010-10-01 Nick Clifton <nickc@redhat.com>
1738 * expression.cc (eval): Replace dummy argument with NULL.
1739 (eval_maybe_dot): Check for a NULL result section pointer.
1740 (Symbol_expression::value): Likewise.
1741 (Dot_expression::value): Likewise.
1742 (BINARY_EXPRESSION): Likewise.
1743 (Max_expression::value): Likewise.
1744 (Min_expression::value): Likewise.
1745 (Absolute_expression::value): Likewise.
1746 (Addr_expression::value_from_output_section): Likewise.
1747 (Loaddddr_expression::value_from_output_section): Likewise.
1748 (Segment_start_expression::value): Likewise.
1749 * script-sections.cc
1750 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1752 (Sections_elememt_dot_assignment::set_section_addresses):
1754 (Output_data_expression::do_write_to_buffer): Likewise.
1755 (Output_section_definition::finalize_symbols): Likewise.
1756 (Output_section_definition::set_section_addresses): Likewise.
1758 2010-09-30 Doug Kwan <dougkwan@google.com>
1760 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1762 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1764 * target.h (Target::can_icf_inline_merge_sections): New virtual
1766 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1768 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1770 * icf.cc (get_section_contents): Inline merge sections only when
1773 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1775 * configure: Regenerate.
1777 2010-09-17 Ian Lance Taylor <iant@google.com>
1779 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1780 * testsuite/Makefile.am (memory_test.o): New target.
1781 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1783 * testsuite/Makefile.in: Rebuild.
1785 2010-09-17 Doug Kwan <dougkwan@google.com>
1787 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1788 defintion if relocation uses GOT entries of the symbol.
1789 * testsuite/icf_safe_test.sh: Fix test.
1790 * testsuite/icf_safe_so_test.sh: Fix test.
1792 2010-09-16 Cary Coutant <ccoutant@google.com>
1794 * script_sections.cc (class Memory_region): Remove "NULL" from
1795 vector initializations.
1797 2010-09-15 Cary Coutant <ccoutant@google.com>
1799 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1800 Resolve forwarding symbols.
1802 2010-09-15 Doug Kwan <dougkwan@google.com>
1804 * gold/testsuite/script_test_3.t: Add ARM special sections.
1805 * gold/testsuite/script_test_4.t: Same.
1806 * gold/testsuite/script_test_5.t: Same.
1807 * gold/testsuite/script_test_6.t: Same.
1808 * gold/testsuite/script_test_7.t: Same.
1809 * gold/testsuite/script_test_7.t: Same.
1810 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1812 2010-09-14 Cary Coutant <ccoutant@google.com>
1814 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1815 (Target_x86_64::Relocate::relocate_tls): Replace check for
1816 saw_tls_block_reloc_ with test for executable section.
1818 2010-09-12 Cary Coutant <ccoutant@google.com>
1820 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1821 position-independent executables to shared libraries need dynamic
1823 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1824 position-independent executables.
1825 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1826 * testsuite/Makefile.in: Regenerate.
1828 2010-09-10 Nick Clifton <nickc@redhat.com>
1831 * testsuite/memory_test.t: Discard any sections that are not
1834 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1837 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1838 "This::" to work around a bug in gcc 4.2.
1840 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1842 2010-09-09 Rafael Espindola <espindola@google.com>
1844 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1845 sections with different PF_X flags in the same segment.
1846 (Layout::find_first_load_seg): Search all segments to find the first
1848 * options.h (rosegment): New.
1850 2010-09-08 Rafael Espindola <espindola@google.com>
1852 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1854 2010-09-08 Doug Kwan <dougkwan@google.com>
1856 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1857 (Arm_relobj::do_relocate_sections): Add new parameter for output
1858 file to match the parent.
1859 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1860 of local symbols instead of input values. Update code to track
1861 changes in gold::relocate_section.
1862 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1863 (Sized_relobj::compute_final_local_value_internal): New methods.
1864 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1865 body into private version of Sized_relobj::compute_final_local_value.
1866 Call the inline method.
1867 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1868 merged symbol value if there is one.
1869 (Symbol_value::has_output_value): New method defintiion.
1870 (Sized_relobj::Compute_final_local_value_status): New enum type.
1871 (Sized_relobj::compute_final_local_value): New methods.
1872 (Sized_relobj::compute_final_local_value_internal): New methods.
1873 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1874 and arm_cortex_a8.sh.
1875 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1876 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1878 * Makefile.in: Regenerate.
1879 * testsuite/arm_bl_out_of_range.s: Update test.
1880 * testsuite/thumb_bl_out_of_range.s: Ditto.
1881 * testsuite/thumb_blx_out_of_range.s: Ditto.
1882 * testsuite/arm_branch_out_of_range.sh: New file.
1883 * testsuite/arm_cortex_a8.sh: Ditto.
1884 * testsuite/arm_cortex_a8_b.s: Ditto.
1885 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1886 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1887 * testsuite/arm_cortex_a8_bl.s: Ditto.
1888 * testsuite/arm_cortex_a8_blx.s: Ditto.
1889 * testsuite/arm_cortex_a8_local.s: Ditto.
1890 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1891 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1893 2010-09-08 Rafael Espindola <espindola@google.com>
1895 * Makefile.am (memory_test.stdout): Run readelf with -W.
1896 * Makefile.in: Regenerate.
1897 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1900 2010-09-08 Rafael Espindola <espindola@google.com>
1902 * script-sections.cc (Script_sections::add_memory_region): Convert
1903 field precision to int.
1904 * script.cc (script_set_section_region, script_set_section_region):
1905 Convert field precision to int.
1907 2010-09-08 Rafael Espindola <espindola@google.com>
1909 * arm.cc (do_finalize_sections): Create the __exidx_start and
1910 __exdix_end symbols even when the section is missing.
1912 2010-09-08 Nick Clifton <nickc@redhat.com>
1914 * README: Remove claim that MEMORY is not supported.
1915 * expression.cc (script_exp_function_origin)
1916 (script_exp_function_length): Move from here to ...
1917 * script.cc: ... here.
1918 (script_set_section_region, script_add_memory)
1919 (script_parse_memory_attr, script_include_directive): New
1921 * script-sections.cc
1922 (class Memory_region): New class.
1923 (class Output_section_definition): Add set_memory_region,
1924 set_section_vma, set_section_lma and get_section_name methods.
1925 (class Script_Sections): Add add_memory_region,
1926 find_memory_region, find_memory_region_origin,
1927 find_memory_region_length and set_memory_region methods.
1928 Have set_section_addresses method walk the list of set memory
1930 Extend the print methos to display memory regions.
1931 * script-sections.h: Add prototypes for new methods.
1932 Add enum for MEMORY region attributes.
1933 * yyscript.y: Add support for parsing MEMORY regions.
1934 * script-c.h: Add prototypes for new functions.
1935 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1936 * testsuite/Makefile.in: Regenerate.
1937 * testsuite/memory_test.sh: New script.
1938 * testsuite/memory_test.s: New assembler source file.
1939 * testsuite/memory_test.t: New linker script.
1941 2010-08-27 Doug Kwan <dougkwan@google.com>
1943 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1944 reference override an existing dynamic weak reference.
1945 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1946 * testsuite/Makefile.in: Regenerate.
1947 * testsuite/dyn_weak_ref.sh: New file.
1948 * testsuite/dyn_weak_ref_1.c: Ditto.
1949 * testsuite/dyn_weak_ref_2.c: Ditto.
1951 2010-08-27 Ian Lance Taylor <iant@google.com>
1953 * incremental.h (class Incremental_input_entry): Add virtual
1956 2010-08-27 Ian Lance Taylor <iant@google.com>
1958 * testsuite/start_lib_test_3.c: Mark t3 as used.
1960 2010-08-27 Nick Clifton <nickc@redhat.com>
1962 * options.cc (version_script): Fix small typo in previous
1965 2010-08-25 Nick Clifton <nickc@redhat.com>
1967 * archive.cc: Formatting fixes: Remove whitespace between
1968 typename and following asterisk. Remove whitespace between
1969 function name and opening parenthesis.
1970 * archive.h: Likewise.
1972 * attributes.cc: Likewise.
1973 * attributes.h: Likewise.
1974 * common.cc: Likewise.
1975 * copy-relocs.cc: Likewise.
1976 * dirsearch.h: Likewise.
1977 * dynobj.cc: Likewise.
1978 * ehframe.cc: Likewise.
1979 * ehframe.h: Likewise.
1980 * expression.cc: Likewise.
1981 * fileread.cc: Likewise.
1982 * fileread.h: Likewise.
1984 * gold-threads.cc: Likewise.
1985 * gold.cc: Likewise.
1986 * i386.cc: Likewise.
1988 * incremental-dump.cc: Likewise.
1989 * incremental.cc: Likewise.
1990 * layout.cc: Likewise.
1991 * layout.h: Likewise.
1992 * main.cc: Likewise.
1993 * merge.cc: Likewise.
1994 * merge.h: Likewise.
1995 * object.cc: Likewise.
1996 * object.h: Likewise.
1997 * options.cc: Likewise.
1998 * options.h: Likewise.
1999 * output.cc: Likewise.
2000 * output.h: Likewise.
2001 * plugin.cc: Likewise.
2002 * plugin.h: Likewise.
2003 * powerpc.cc: Likewise.
2004 * reloc.cc: Likewise.
2005 * script-c.h: Likewise.
2006 * script-sections.cc: Likewise.
2007 * script.cc: Likewise.
2008 * stringpool.cc: Likewise.
2009 * symtab.cc: Likewise.
2010 * symtab.h: Likewise.
2011 * target.cc: Likewise.
2012 * timer.cc: Likewise.
2013 * timer.h: Likewise.
2014 * version.cc: Likewise.
2015 * x86_64.cc: Likewise.
2017 2010-08-24 Nick Clifton <nickc@redhat.com>
2020 * layout.cc (segment_precedes): Sort segments by their physical
2021 addresses, if they have been set.
2023 2010-08-23 Cary Coutant <ccoutant@google.com>
2025 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2027 (Lib_group::include_member): Unlock object after deleting its
2029 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2032 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2033 Cary Coutant <ccoutant@google.com>
2035 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2036 constructor, and set_blocker.
2037 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2039 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2040 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2041 * testsuite/Makefile.am (start_lib_test): New test case.
2042 * testsuite/Makefile.in: Regenerate.
2043 * testsuite/start_lib_test_main.c: New file.
2044 * testsuite/start_lib_test_1.c: New file.
2045 * testsuite/start_lib_test_2.c: New file.
2046 * testsuite/start_lib_test_3.c: New file.
2048 2010-08-19 Ian Lance Taylor <iant@google.com>
2050 * Makefile.in: Rebuild with automake 1.11.1.
2051 * aclocal.m4: Likewise.
2052 * testsuite/Makefile.in: Likewise.
2054 2010-08-19 Ian Lance Taylor <iant@google.com>
2057 * i386.cc (class Output_data_plt_i386): Update declarations.
2058 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2059 local_ifuncs_ fields.
2060 (Target_i386::do_plt_section_for_global): New function.
2061 (Target_i386::do_plt_section_for_local): New function.
2062 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2063 parameter; change all callers. Initialize global_ifuncs_ and
2064 local_ifuncs_. If doing a static link define __rel_iplt_start and
2066 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2067 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2068 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2070 (Target_i386::make_plt_section): New function, broken out of
2071 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2072 (Target_i386::make_plt_entry): Call make_plt_section.
2073 (Target_i386::make_local_ifunc_plt_entry): New function.
2074 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2075 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2076 R_386_IRELATIVE to switch.
2077 (Target_i386::Scan::global): Likewise.
2078 (Target_i386::Relocate::relocate): Likewise.
2079 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2081 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2082 (Target_x86_64::do_plt_section_for_global): New function.
2083 (Target_x86_64::do_plt_section_for_local): New function.
2084 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2085 parameter; change all callers. If doing a static link define
2086 __rela_iplt_start and __rela_iplt_end.
2087 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2088 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2089 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2091 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2092 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2094 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2095 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2096 R_X86_64_IRELATIVE to switch.
2097 (Target_x86_64::Scan::global): Likewise.
2098 (Target_x86_64::Relocate::relocate): Likewise.
2099 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2101 * target.h (class Target): Add plt_section_for_global and
2102 plt_section_for_local functions. Add do_plt_section_for_global
2103 and do_plt_section_for_local virtual functions.
2104 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2105 clarifying comments.
2106 (Symbol::use_plt_offset): Handle IFUNC symbol.
2107 * object.cc (Sized_relobj::Sized_relobj): Initialize
2109 (Sized_relobj::local_has_plt_offset): New function.
2110 (Sized_relobj::local_plt_offset): New function.
2111 (Sized_relobj::set_local_plt_offset): New function.
2112 (Sized_relobj::do_count): Handle IFUNC symbol.
2113 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2114 a bit away from input_shndx_ field. Add set_is_func_symbol and
2115 is_ifunc_symbol functions.
2116 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2117 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2118 local_plt_offsets_ field.
2119 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2120 * output.h (class Output_section_data): Add non-const
2121 output_section function.
2122 (class Output_data_got): Update declarations.
2123 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2124 Add use_plt_offset parameter to global and local constructors.
2125 Change all callers. Change local_sym_index_ field to 31 bits.
2126 Change GSYM_CODE and CONSTANT_CODE accordingly.
2127 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2128 doing a static link don't set sh_link field.
2129 (Output_data_got::Got_entry::write): Use PLT offset if
2131 (Output_data_got::add_global_plt): New function.
2132 (Output_data_got::add_local_plt): New function.
2133 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2134 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2135 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2136 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2137 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2139 * testsuite/ifunc-sel.h: New file.
2140 * testsuite/ifuncmain1.c: New file.
2141 * testsuite/ifuncmain1vis.c: New file.
2142 * testsuite/ifuncmod1.c: New file.
2143 * testsuite/ifuncdep2.c: New file.
2144 * testsuite/ifuncmain2.c: New file.
2145 * testsuite/ifuncmain3.c: New file.
2146 * testsuite/ifuncmod3.c: New file.
2147 * testsuite/ifuncmain4.c: New file.
2148 * testsuite/ifuncmain5.c: New file.
2149 * testsuite/ifuncmod5.c: New file.
2150 * testsuite/ifuncmain6pie.c: New file.
2151 * testsuite/ifuncmod6.c: New file.
2152 * testsuite/ifuncmain7.c: New file.
2153 * configure, testsuite/Makefile.in: Rebuild.
2155 2010-08-18 Ian Lance Taylor <iant@google.com>
2158 (Output_section_incremental_inputs::write_input_files): Add cast
2159 to avoid signed/unsigned comparison warning.
2160 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2162 2010-08-12 Cary Coutant <ccoutant@google.com>
2164 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2166 2010-08-13 Ian Lance Taylor <iant@google.com>
2168 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2170 2010-08-12 Cary Coutant <ccoutant@google.com>
2171 Doug Kwan <dougkwan@google.com>
2173 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2174 defintion overrides non-weak undef, remember that the original undef
2176 * symtab.cc (Symbol_table::sized_write_global): For undef without
2177 an original weak binding, set binding to global in output.
2178 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2179 * testsuite/Makefile.in: Regenerate.
2180 * testsuite/strong_ref_weak_def.sh: New file.
2181 * testsuite/strong_ref_weak_def_1.c: Ditto.
2182 * testsuite/strong_ref_weak_def_2.c: Ditto.
2184 2010-08-12 Cary Coutant <ccoutant@google.com>
2186 * testsuite/incremental_test.sh: Rewrite.
2187 * testsuite/incremental_test_1.c: Rewrite.
2188 * testsuite/incremental_test_2.c: Rewrite.
2190 2010-08-12 Cary Coutant <ccoutant@google.com>
2192 * arm.cc (Target_arm::got_size): Add const.
2193 (Target_arm::got_entry_count): New function.
2194 (Target_arm::plt_entry_count): New function.
2195 (Target_arm::first_plt_entry_offset): New function.
2196 (Target_arm::plt_entry_size): New function.
2197 (Output_data_plt_arm::entry_count): New function.
2198 (Output_data_plt_arm::first_plt_entry_offset): New function.
2199 (Output_data_plt_arm::get_plt_entry_size): New function.
2200 * i386.cc (Target_i386::got_size): Add const.
2201 (Target_i386::got_entry_count): New function.
2202 (Target_i386::plt_entry_count): New function.
2203 (Target_i386::first_plt_entry_offset): New function.
2204 (Target_i386::plt_entry_size): New function.
2205 (Output_data_plt_i386::entry_count): New function.
2206 (Output_data_plt_i386::first_plt_entry_offset): New function.
2207 (Output_data_plt_i386::get_plt_entry_size): New function.
2208 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2209 find_incremental_inputs_sections. Dump incremental_got_plt section.
2210 * incremental.cc: Include target.h.
2211 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2212 parameter. Adjust all callers. Find incremental_got_plt section.
2213 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2215 (Output_section_incremental_inputs::set_final_data_size): Calculate
2216 size of incremental_got_plt section.
2217 (Output_section_incremental_inputs::do_write): Write the
2218 incremental_got_plt section.
2219 (Got_plt_view_info): New struct.
2220 (Local_got_offset_visitor): New class.
2221 (Global_got_offset_visitor): New class.
2222 (Global_symbol_visitor_got_plt): New class.
2223 (Output_section_incremental_inputs::write_got_plt): New function.
2224 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2225 Add parameter. Adjust all callers.
2226 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2227 (Incremental_inputs::got_plt_section): New function.
2228 (Incremental_inputs::got_plt_section_): New data member.
2229 (Incremental_got_plt_reader): New class.
2230 * layout.cc (Layout::create_incremental_info_sections): Add the
2231 incremental_got_plt section.
2232 * object.h (Got_offset_list::get_list): New function.
2233 (Got offset_list::for_all_got_offsets): New function.
2234 (Sized_relobj::local_got_offset_list): New function.
2235 * powerpc.cc (Target_powerpc::got_size): Add const.
2236 (Target_powerpc::got_entry_count): New function.
2237 (Target_powerpc::plt_entry_count): New function.
2238 (Target_powerpc::first_plt_entry_offset): New function.
2239 (Target_powerpc::plt_entry_size): New function.
2240 (Output_data_plt_powerpc::entry_count): New function.
2241 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2242 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2243 * sparc.cc (Target_sparc::got_size): Add const.
2244 (Target_sparc::got_entry_count): New function.
2245 (Target_sparc::plt_entry_count): New function.
2246 (Target_sparc::first_plt_entry_offset): New function.
2247 (Target_sparc::plt_entry_size): New function.
2248 (Output_data_plt_sparc::entry_count): New function.
2249 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2250 (Output_data_plt_sparc::get_plt_entry_size): New function.
2251 * symtab.h (Symbol::got_offset_list): New function.
2252 (Symbol_table::for_all_symbols): New function.
2253 * target.h (Sized_target::got_entry_count): New function.
2254 (Sized_target::plt_entry_count): New function.
2255 (Sized_target::plt_entry_size): New function.
2256 * x86_64.cc (Target_x86_64::got_size): Add const.
2257 (Target_x86_64::got_entry_count): New function.
2258 (Target_x86_64::plt_entry_count): New function.
2259 (Target_x86_64::first_plt_entry_offset): New function.
2260 (Target_x86_64::plt_entry_size): New function.
2261 (Output_data_plt_x86_64::entry_count): New function.
2262 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2263 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2265 2010-08-12 Cary Coutant <ccoutant@google.com>
2267 * archive.cc: Include incremental.h.
2268 (Archive::Archive): Initialize incremental_info_.
2269 (Archive::include_member): Record archive members in incremental info.
2270 (Add_archive_symbols::run): Record begin and end of an archive in
2272 (Lib_group::include_member): Record objects in incremental info.
2273 * archive.h (Incremental_archive_entry): Forward declaration.
2274 (Archive::set_incremental_info): New member function.
2275 (Archive::incremental_info): New member function.
2276 (Archive::Unused_symbol_iterator): New class.
2277 (Archive::unused_symbols_begin): New member function.
2278 (Archive::unused_symbols_end): New member function.
2279 (Archive::incremental_info_): New data member.
2280 * incremental-dump.cc (find_input_containing_global): New function.
2281 (dump_incremental_inputs): Dump new incremental info sections.
2282 * incremental.cc: Include symtab.h.
2283 (Output_section_incremental_inputs): New class.
2284 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2285 new incremental info sections.
2286 (Sized_incremental_binary::do_check_inputs): Likewise.
2287 (Incremental_inputs::report_archive): Remove.
2288 (Incremental_inputs::report_archive_begin): New function.
2289 (Incremental_inputs::report_archive_end): New function.
2290 (Incremental_inputs::report_object): New function.
2291 (Incremental_inputs::finalize_inputs): Remove.
2292 (Incremental_inputs::report_input_section): New function.
2293 (Incremental_inputs::report_script): Rewrite.
2294 (Incremental_inputs::finalize): Do nothing but finalize string table.
2295 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2296 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2297 (Incremental_inputs::create_data_sections): New function.
2298 (Incremental_inputs::relocs_entsize): New function.
2299 (Output_section_incremental_inputs::set_final_data_size): New function.
2300 (Output_section_incremental_inputs::do_write): New function.
2301 (Output_section_incremental_inputs::write_header): New function.
2302 (Output_section_incremental_inputs::write_input_files): New function.
2303 (Output_section_incremental_inputs::write_info_blocks): New function.
2304 (Output_section_incremental_inputs::write_symtab): New function.
2305 * incremental.h (Incremental_script_entry): Forward declaration.
2306 (Incremental_object_entry): Forward declaration.
2307 (Incremental_archive_entry): Forward declaration.
2308 (Incremental_inputs): Forward declaration.
2309 (Incremental_inputs_header_data): Remove.
2310 (Incremental_inputs_header): Remove.
2311 (Incremental_inputs_header_write): Remove.
2312 (Incremental_inputs_entry_data): Remove.
2313 (Incremental_inputs_entry): Remove.
2314 (Incremental_inputs_entry_write): Remove.
2315 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2316 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2317 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2318 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2320 (Incremental_input_entry): New class.
2321 (Incremental_script_entry): New class.
2322 (Incremental_object_entry): New class.
2323 (Incremental_archive_entry): New class.
2324 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2325 (Incremental_inputs::report_inputs): Remove.
2326 (Incremental_inputs::report_archive): Remove.
2327 (Incremental_inputs::report_archive_begin): New function.
2328 (Incremental_inputs::report_archive_end): New function.
2329 (Incremental_inputs::report_object): Change prototype.
2330 (Incremental_inputs::report_input_section): New function.
2331 (Incremental_inputs::report_script): Change prototype.
2332 (Incremental_inputs::get_reloc_count): New function.
2333 (Incremental_inputs::set_reloc_count): New function.
2334 (Incremental_inputs::create_data_sections): New function.
2335 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2336 (Incremental_inputs::inputs_section): New function.
2337 (Incremental_inputs::symtab_section): New function.
2338 (Incremental_inputs::relocs_section): New function.
2339 (Incremental_inputs::get_stringpool): Add const.
2340 (Incremental_inputs::command_line): Add const.
2341 (Incremental_inputs::inputs): Remove.
2342 (Incremental_inputs::command_line_key): New function.
2343 (Incremental_inputs::input_file_count): New function.
2344 (Incremental_inputs::input_files): New function.
2345 (Incremental_inputs::relocs_entsize): New function.
2346 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2347 (Incremental_inputs::finalize_inputs): Remove.
2348 (Incremental_inputs::Input_info): Remove.
2349 (Incremental_inputs::lock_): Remove.
2350 (Incremental_inputs::inputs_): Change type.
2351 (Incremental_inputs::inputs_map_): Remove.
2352 (Incremental_inputs::current_object_entry_): New data member.
2353 (Incremental_inputs::inputs_section_): New data member.
2354 (Incremental_inputs::symtab_section_): New data member.
2355 (Incremental_inputs::relocs_section_): New data member.
2356 (Incremental_inputs::reloc_count_): New data member.
2357 (Incremental_inputs_reader): New class.
2358 (Incremental_symtab_reader): New class.
2359 (Incremental_relocs_reader): New class.
2360 * layout.cc (Layout::finalize): Move finalization of incremental info
2361 and creation of incremental info sections to follow finalization of
2362 symbol table. Set offsets for postprocessing sections.
2363 (Layout::create_incremental_info_sections): Call
2364 Incremental_inputs::create_data_sections. Add incremental symtab
2365 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2366 sections to layout after input sections.
2367 * layout.h (struct Timespec): Forward declaration.
2368 (Layout::incremental_inputs): Add const.
2369 (Layout::create_incremental_info_sections): Add parameter.
2370 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2371 * object.cc: Include incremental.h.
2372 (Relobj::finalize_incremental_relocs): New function.
2373 (Sized_relobj::do_layout): Record input sections in incremental info.
2374 * object.h (Object::output_section): New function.
2375 (Object::output_section_offset): Moved from Relobj.
2376 (Object::get_incremental_reloc_base): New function.
2377 (Object::get_incremental_reloc_count): New function.
2378 (Object::do_output_section): New function.
2379 (Object::do_output_section_offset): Moved from Relobj.
2380 (Object::do_get_incremental_reloc_base): New function.
2381 (Object::do_get_incremental_reloc_count): New function.
2382 (Object::Object): Initialize new data members.
2383 (Relobj::output_section): Renamed do_output_section and moved to
2385 (Relobj::output_section_offset): Moved to Object.
2386 (Relobj::do_get_incremental_reloc_base): New function.
2387 (Relobj::do_get_incremental_reloc_count): New function.
2388 (Relobj::allocate_incremental_reloc_counts): New function.
2389 (Relobj::count_incremental_reloc): New function.
2390 (Relobj::finalize_incremental_relocs): New function.
2391 (Relobj::next_incremental_reloc_index): New function.
2392 (Relobj::reloc_counts_): New data member.
2393 (Relobj::reloc_bases_): New data member.
2394 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2395 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2396 (Sized_relobj::incremental_relocs_scan): New function.
2397 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2398 (Sized_relobj::incremental_relocs_write): New function.
2399 (Sized_relobj::incremental_relocs_write_reltype): New function.
2400 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2402 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2403 archives and object files elsewhere.
2404 (Add_symbols::run): Report object files here.
2405 (Finish_group::run): Report end of archive at end of group.
2406 * reloc.cc: Include layout.h, incremental.h.
2407 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2408 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2409 (Sized_relobj::incremental_relocs_scan): New function.
2410 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2411 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2412 (Sized_relobj::incremental_relocs_write): New function.
2413 (Sized_relobj::incremental_relocs_write_reltype): New function.
2414 * script.cc (read_input_script): Rewrite test for incremental link.
2415 Change call to Incremental_inputs::report_script.
2416 * symtab.h (Symbol_table::first_global_index): New function.
2417 (Symbol_table::output_count): New function.
2419 2010-08-12 Doug Kwan <dougkwan@google.com>
2421 * arm.cc (Target_arm::merge_object_attributes): Check command line
2422 options --no-wchar-size-warning and --no-enum-size-warning.
2423 * options.h (General_options): Add ld-compatible options
2424 --no-enum-size-warning and --no-wchar-size-warning.
2426 2010-08-04 Ian Lance Taylor <iant@google.com>
2428 * x86_64.cc (Target_x86_64::Scan::local): Use
2429 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2430 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2431 (Target_x86_64::Scan::global): Likewise.
2432 (Target_x86_64::Relocate::relocate): Likewise.
2433 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2436 2010-08-03 Cary Coutant <ccoutant@google.com>
2438 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2439 to reserve space in merged_strings vector. Keep total input size
2441 (Output_merge_string::do_print_merge_stats): Print total input size.
2442 * merge.h (Output_merge_string): Add input_size_ field.
2443 * stringpool.cc (Stringpool_template::string_length): Move
2444 implementations out of Stringpool_template class and place in
2446 * stringpool.h (string_length): Move out of Stringpool_template.
2448 2010-08-03 Ian Lance Taylor <iant@google.com>
2451 * layout.cc (relaxation_loop_body): If address of load segment is
2452 set, adjust address to include headers if possible.
2454 2010-08-03 Ian Lance Taylor <iant@google.com>
2456 * version.cc (version_string): Bump to 1.10.
2458 2010-08-03 Ian Lance Taylor <iant@google.com>
2461 * layout.h (enum Output_section_order): Define.
2462 (class Layout): Update declarations.
2463 * layout.cc (Layout::get_output_section): Add order parameter.
2464 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2465 is_first_non_relro parameters. Change all callers.
2466 (Layout::choose_output_section): Likewise.
2467 (Layout::add_output_section_data): Likewise.
2468 (Layout::make_output_section): Likewise. Set order.
2469 (Layout::default_section_order): New function.
2470 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2471 * output.cc (Output_section::Output_section): Initialize order_.
2472 Don't initialize deleted fields.
2473 (Output_segment::Output_segment): Don't initialize deleted
2475 (Output_segment::add_output_section_to_load): New function
2476 replacing add_output_section. Change all callers to call this or
2477 add_output_section_to_nonload.
2478 (Output_segment::add_output_section_to_nonload): New function.
2479 (Output_segment::remove_output_section): Rewrite.
2480 (Output_segment::add_initial_output_data): Likewise.
2481 (Output_segment::has_any_data_sections): Likewise.
2482 (Output_segment::is_first_section_relro): Likewise.
2483 (Output_segment::maximum_alignment): Likewise.
2484 (Output_segment::has_dynamic_reloc): New function replacing
2485 dynamic_reloc_count. Change all callers.
2486 (Output_segment::has_dynamic_reloc_list): New function replacing
2487 dynamic_reloc_count_list. Change all callers.
2488 (Output_segment::set_section_addresses): Rewrite.
2489 (Output_segment::set_offset): Rewrite.
2490 (Output_segment::find_first_and_last_list): Remove.
2491 (Output_segment::set_tls_offsets): Rewrite.
2492 (Output_segment::first_section_load_address): Likewise.
2493 (Output_segment::output_section_count): Likewise.
2494 (Output_segment::section_with_lowest_load_address): Likewise.
2495 (Output_segment::write_section_headers): Likewise.
2496 (Output_segment::print_sections_to_map): Likewise.
2497 * output.h (class Output_data): Remove dynamic_reloc_count_
2498 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2499 (Output_data::add_dynamic_reloc): Rewrite.
2500 (Output_data::has_dynamic_reloc): New function.
2501 (Output_data::dynamic_reloc_count): Remove.
2502 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2503 is_last_relro_, is_first_non_relro_, is_interp_,
2504 is_dynamic_linker_section_ fields. Add order and set_order
2505 functions. Remove is_relro_local, set_is_relro_local,
2506 is_last_relro, set_is_last_relro, is_first_non_relro,
2507 set_is_first_non_relro functions, is_interp, set_is_interp,
2508 is_dynamic_linker_section, and set_is_dynamic_linker_section
2510 (class Output_segment): Change Output_data_list from std::list to
2511 std:;vector. Add output_lists_ field. Remove output_data_ and
2512 output_bss_ fields. Update declarations.
2514 2010-08-02 Ian Lance Taylor <iant@google.com>
2516 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2517 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2518 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2520 2010-08-02 Ian Lance Taylor <iant@google.com>
2523 * script.cc (Script_options::Script_options): Initialize
2524 symbol_definitions_ and symbol_references_.
2525 (Script_options::add_symbol_assignment): Update
2526 symbol_definitions_ and symbol_references_.
2527 (Script_options::add_symbol_reference): New function.
2528 (script_symbol): New function.
2529 * script.h (class Script_options): Add symbol_definitions_ and
2530 symbol_references_ fields.
2531 (Script_options::referenced_const_iterator): New type.
2532 (Script_options::referenced_begin): New function.
2533 (Script_options::referenced_end): New function.
2534 (Script_options::is_referenced): New function.
2535 (Script_options::any_unreferenced): New function.
2536 * script-c.h (script_symbol): Declare.
2537 * yyscript.y (exp): Call script_symbol.
2538 * symtab.cc: Include "script.h".
2539 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2540 Change all callers. Check symbols referenced by scripts.
2541 (Symbol_table::add_undefined_symbols_from_command_line): Add
2542 layout parameter. Change all callers.
2543 (Symbol_table::do_add_undefined_symbols_from_command_line):
2544 Likewise. Break out loop body. Check symbols referenced by
2546 (Symbol_table::add_undefined_symbol_from_command_line): New
2547 function broken out of
2548 do_add_undefined_symbols_from_command_line.
2549 * symtab.h (class Symbol_table): Update declarations.
2550 * archive.cc: Include "layout.h".
2551 (Archive::should_include_member): Add layout parameter. Change
2552 all callers. Check for symbol mentioned in expression.
2553 * archive.h (class Archive): Update declaration.
2554 * object.cc (Sized_relobj::do_should_include_member): Add layout
2556 * object.h (Object::should_include_member): Add layout parameter.
2558 (Object::do_should_include_member): Add layout parameter.
2559 (class Sized_relobj): Update declaration.
2560 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2562 * dynobj.h (class Sized_dynobj): Update declaration.
2563 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2565 * plugin.h (class Sized_pluginobj): Update declaration.
2567 2010-08-02 Ian Lance Taylor <iant@google.com>
2570 * output.cc (Output_segment::set_offset): Search for the first and
2571 last sections rather than assuming that the list is in order.
2572 (Output_segment::find_first_and_last_list): New function.
2573 * output.h (class Output_segment): Update declarations.
2574 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2575 (relro_strip_test_SOURCES): New variable.
2576 (relro_strip_test_DEPENDENCIES): New variable.
2577 (relro_strip_test_LDFLAGS): New variable.
2578 (relro_strip_test_LDADD): New variable.
2579 (relro_strip_test.so): New target.
2581 2010-08-02 Ian Lance Taylor <iant@google.com>
2583 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2584 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2585 (Target_i386::got_tlsdesc_section): New function.
2586 (Target_i386::got_section): Create space for GOT entries for
2587 TLSDESC relocations.
2588 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2590 (Target_i386::Scan::global): Likewise.
2591 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2593 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2594 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2595 (Target_x86_64::got_tlsdesc_section): New function.
2596 (Target_x86_64::got_section): Create space for GOT entries for
2597 TLSDESC relocations.
2598 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2600 (Target_x86_64::Scan::global): Likewise.
2601 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2604 2010-08-02 Ian Lance Taylor <iant@google.com>
2606 * testsuite/final_layout.sh: Use dc to convert from hex to
2609 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2611 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2612 paramter to the call to gold::gc_process_relocs.
2613 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2614 paramter to the call to gold::gc_process_relocs.
2615 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2616 parameter to the call to gold::gc_process_relocs.
2617 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2618 template parameter to the call to gold::gc_process_relocs.
2619 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2620 paramter to the call to gold::gc_process_relocs.
2621 * gc.h (get_embedded_addend_size): New function.
2622 (gc_process_relocs): Save the size of the reloc for use by ICF.
2623 * icf.cc (get_section_contents): Get the addend from the text section
2624 for SHT_REL relocation sections.
2625 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2626 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2627 * int_encoding.h (read_from_pointer): New overloaded function.
2628 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2629 * testsuite/icf_sht_rel_addend_test.sh: New file.
2630 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2631 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2633 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2635 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2636 * Makefile.in: Regenerate.
2637 * testsuite/Makefile.in: Regenerate.
2639 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2641 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2642 * gold/testsuite/debug_msg.cc: Likewise.
2643 * gold/testsuite/odr_violation1.cc
2644 * gold/testsuite/odr_violation2.cc
2646 2010-07-21 Cary Coutant <ccoutant@google.com>
2648 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2649 string, and length fields.
2650 (Output_merge_string::Merged_strings_list): New type.
2651 (Output_merge_string::Merged_strings_lists): New typedef.
2652 (Output_merge_string): Replace merged_strings_ with
2653 merged_strings_lists_.
2654 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2655 Merged_strings_list per input object and section. Don't store pointer
2656 to the string. Don't store length with each merged string entry.
2657 (Output_merge_string::finalize_merged_data): Loop over list of merged
2658 strings lists. Recompute length of each merged string.
2660 2010-07-15 Cary Coutant <ccoutant@google.com>
2662 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2665 2010-07-14 Ian Lance Taylor <iant@google.com>
2667 * descriptors.cc (Descriptors::open): Report correct name in error
2670 2010-07-13 Doug Kwan <dougkwan@google.com>
2672 * arm.cc (Arm_input_section::Arm_input_section): For a
2673 SHT_ARM_EXIDX section, always keeps the input sections.
2674 (Arm_input_section::set_exidx_section_link): New method.
2675 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2676 has_errors_ to false.
2677 (Arm_exidx_input_section::has_errors,
2678 Arm_exidx_input_section::set_has_errors): New methods.
2679 (Arm_exidx_input_section::has_errors_): New data member.
2680 (Arm_relobj::get_exidx_shndx_list): New method.
2681 (Arm_output_section::append_text_sections_to_list): Do not skip
2682 section without SHF_EXECINSTR.
2683 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2685 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2686 section header. Make error messages more verbose. Check for
2687 a non-executable section linked to an EXIDX section.
2688 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2689 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2690 check that there is no deferred EXIDX section if we exit early.
2691 Instead of not making an EXIDX section in case of an error, make one
2692 and set the has_errors flag of it.
2693 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2694 in a relocatable link.
2695 (Target_arm::do_relax): Look for the EXIDX output section instead of
2696 assuming that it is called .ARM.exidx.
2697 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2698 section list. Do not check for SHF_EXECINSTR section flags but
2699 skip any input section with errors.
2700 * output.cc (Output_section::Output_section): Initialize
2701 always_keeps_input_sections_ to false.
2702 (Output_section::add_input_section): Check for
2703 always_keeps_input_sections_.
2704 * output.h (Output_section::always_keeps_input_sections,
2705 Output_section::set_always_keeps_input_sections): New methods.
2706 (Output_section::always_keeps_input_sections): New data member.
2708 2010-07-13 Rafael Espindola <espindola@google.com>
2710 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2711 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2713 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2714 Ian Lance Taylor <iant@google.com>
2716 * output.h (Output_section_lookup_maps::add_merge_section):
2717 Correct check of whether value was inserted.
2718 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2719 (Output_section_lookup_maps::add_relaxed_input_section):
2721 * arm.cc (Target_arm::got_section): Remove used local os.
2722 * i386.cc (Target_i386::got_section): Likewise.
2723 * x86_64.cc (Target_x86_64::got_section): Likewise.
2724 * sparc.cc (Target_sparc::got_section): Likewise.
2725 (Target_sparc::relocate): Remove unused local have_got_offset.
2726 * powerpc.cc (Target_powerpc::relocate): Likewise.
2728 2010-07-13 Ian Lance Taylor <iant@google.com>
2730 * compressed_output.cc (zlib_decompress): Fix signature in
2733 * archive.cc (Archive::include_member): Unlock an external member
2734 of a thin archive. Don't bother to delete an object we know is
2737 2010-07-12 Cary Coutant <ccoutant@google.com>
2739 * compressed_output.cc (zlib_decompress): New function.
2740 (get_uncompressed_size): New function.
2741 (decompress_input_section): New function.
2742 * compressed_output.h (get_uncompressed_size): New function.
2743 (decompress_input_section): New function.
2744 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2745 Handle compressed debug sections.
2746 * layout.cc (is_compressed_debug_section): New function.
2747 (Layout::output_section_name): Map compressed section names to
2749 * layout.h (is_compressed_debug_section): New function.
2750 (is_debug_info_section): Recognize compressed debug sections.
2751 * merge.cc: Include compressed_output.h.
2752 (Output_merge_data::do_add_input_section): Handle compressed
2754 (Output_merge_string::do_add_input_section): Handle compressed
2756 * object.cc: Include compressed_output.h.
2757 (Sized_relobj::Sized_relobj): Initialize new data members.
2758 (build_compressed_section_map): New function.
2759 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2760 * object.h (Object::section_is_compressed): New method.
2761 (Object::do_section_is_compressed): New method.
2762 (Sized_relobj::Compressed_section_map): New type.
2763 (Sized_relobj::do_section_is_compressed): New method.
2764 (Sized_relobj::compressed_sections_): New data member.
2765 * output.cc (Output_section::add_input_section): Handle compressed
2767 * reloc.cc: Include compressed_output.h.
2768 (Sized_relobj::write_sections): Handle compressed debug sections.
2770 2010-07-08 Cary Coutant <ccoutant@google.com>
2772 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2773 weak when resolving to a dynamic def.
2774 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2775 for weak undef/dynamic def cases. Adjust callers.
2776 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2777 undef_binding_weak_.
2778 (Symbol_table::sized_write_globals): Adjust symbol binding.
2779 (Symbol_table::sized_write_symbol): Add binding parameter.
2780 * symtab.h (Symbol::set_undef_binding): New method.
2781 (Symbol::is_undef_binding_weak): New method.
2782 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2783 (Symbol_table::should_override): Add new parameter.
2784 (Symbol_table::sized_write_symbol): Add new parameter.
2786 * testsuite/weak_undef_file1.cc: Add new test case.
2787 * testsuite/weak_undef_file2.cc: Fix header comment.
2788 * testsuite/weak_undef_test.cc: Add new test case.
2790 2010-06-29 Doug Kwan <dougkwan@google.com>
2792 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2793 Initialize USE_SYMBOL_.
2794 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2796 (Arm_reloc_property::uses_symbol_): New data member declaration.
2797 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2798 uses symbol value and symbol is undefined but not weakly undefined.
2800 2010-06-28 Rafael Espindola <espindola@google.com>
2802 * plugin.cc (Plugin::load): Use dlerror.
2804 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2806 * symtab.cc (detect_odr_violations): When reporting an ODR
2807 violation, report an object where the symbol is defined.
2809 2010-06-25 Doug Kwan <dougkwan@google.com>
2811 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2812 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2814 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2815 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2816 target hook to detect function points.
2817 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2818 * icf.h (Icf::check_section_for_function_pointers): Change type of
2819 parameter SECTION_NAME to const reference to std::string. Use
2820 target hook to determine if section may have unsafe pointers.
2821 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2824 2010-06-21 Rafael Espindola <espindola@google.com>
2826 * fileread.cc (Input_file::find_fie): New
2827 (Input_file::open): Use Input_file::find_fie.
2828 * fileread.h (Input_file::find_fie): New
2829 * plugin.cc (set_extra_library_path): New.
2830 (Plugin::load): Add set_extra_library_path to the transfer vector.
2831 (Plugin_manager::set_extra_library_path): New.
2832 (Plugin_manager::add_input_file): Use the extra search path if set.
2833 (set_extra_library_path(): New.
2834 * plugin.h (Plugin_manager): Add set_extra_library_path and
2837 2010-06-19 Cary Coutant <ccoutant@google.com>
2839 * layout.cc (gdb_sections): Add .debug_types.
2840 (lines_only_debug_sections): Likewise.
2842 2010-06-18 Rafael Espindola <espindola@google.com>
2844 * plugin.cc (add_input_file,add_input_library)
2845 (Plugin_manager::add_input_file): Make filename arguments const.
2846 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2849 2010-06-16 Doug Kwan <dougkwan@google.com>
2851 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2852 .ARM.attributes section if we have not merged any input
2853 attributes sections.
2855 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2857 * arm.cc: Allow combining objects with no EABI version
2860 2010-06-15 Rafael Espindola <espindola@google.com>
2862 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2864 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2866 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2867 (struct iovec): Correct !HAVE_READV definition.
2869 2010-06-10 Cary Coutant <ccoutant@google.com>
2871 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2872 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2874 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2877 * symtab.h (Symbol::is_placeholder): New member function.
2878 * target-reloc.h (relocate_section): Check for placeholder symbols.
2880 * testsuite/Makefile.am (plugin_test_8): New test.
2881 (plugin_test_9): New test.
2882 * testsuite/Makefile.in: Regenerate.
2884 2010-06-09 Nick Clifton <nickc@redhat.com>
2886 * yyscript.y (input_list_element): Allow strings prefixed with
2887 the '-' character. Treat these as libraries.
2888 * script.cc (script_add_library): New function. Adds a library
2889 specified by "-l<name>" found in an input script.
2890 * script-c.h: Add prototype for script_add_library.
2892 2010-06-07 Doug Kwan <dougkwan@google.com>
2894 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2895 Restrict stub-group size to be within long conditional branch
2896 range when working around cortex-A8 erratum.
2898 2010-06-07 Damien Diederen <dd@crosstwine.com>
2900 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2903 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2907 (Output_section::Input_section_sort_entry::compare_section_ordering):
2908 Change to return non-zero correctly.
2909 (Output_section::Input_section_sort_section_order_index_compare
2910 ::operator()): Change to fix ambiguity in comparisons.
2912 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2914 * gold.h (is_wildcard_string): New function.
2915 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2916 (Layout::layout_eh_frame): Ditto.
2917 (Layout::find_section_order_index): New method.
2918 (Layout::read_layout_from_file): New method.
2919 * layout.h (Layout::find_section_order_index): New method.
2920 (Layout::read_layout_from_file): New method.
2921 (Layout::input_section_position_): New private member.
2922 (Layout::input_section_glob_): New private member.
2923 * main.cc (main): Call read_layout_from_file here.
2924 * options.h (--section-ordering-file): New option.
2925 * output.cc (Output_section::input_section_order_specified_): New
2927 (Output_section::Output_section): Initialize new member.
2928 (Output_section::add_input_section): Add new parameter.
2929 Keep input sections when --section-ordering-file is used.
2930 (Output_section::set_final_data_size): Sort input sections when
2931 section ordering file is specified.
2932 (Output_section::Input_section_sort_entry): Add new parameter.
2934 (Output_section::Input_section_sort_entry::compare_section_ordering):
2936 (Output_section::Input_section_sort_compare::operator()): Change to
2937 consider section_order_index.
2938 (Output_section::Input_section_sort_init_fini_compare::operator()):
2939 Change to consider section_order_index.
2940 (Output_section::Input_section_sort_section_order_index_compare
2941 ::operator()): New method.
2942 (Output_section::sort_attached_input_sections): Change to sort
2943 according to section order when specified.
2944 (Output_section::add_input_section<32, true>): Add new parameter.
2945 (Output_section::add_input_section<64, true>): Add new parameter.
2946 (Output_section::add_input_section<32, false>): Add new parameter.
2947 (Output_section::add_input_section<64, false>): Add new parameter.
2948 * output.h (Output_section::add_input_section): Add new parameter.
2949 (Output_section::input_section_order_specified): New
2951 (Output_section::set_input_section_order_specified): New method.
2952 (Input_section::Input_section): Initialize section_order_index_.
2953 (Input_section::section_order_index): New method.
2954 (Input_section::set_section_order_index): New method.
2955 (Input_section::section_order_index_): New member.
2956 (Input_section::Input_section_sort_section_order_index_compare): New
2958 (Output_section::input_section_order_specified_): New member.
2959 * script-sections.cc (is_wildcard_string): Delete and move modified
2961 (Output_section_element_input::Output_section_element_input): Modify
2962 call to is_wildcard_string.
2963 (Output_section_element_input::Input_section_pattern
2964 ::Input_section_pattern): Ditto.
2965 (Output_section_element_input::Output_section_element_input): Ditto.
2966 * testsuite/Makefile.am (final_layout): New test case.
2967 * testsuite/Makefile.in: Regenerate.
2968 * testsuite/final_layout.cc: New file.
2969 * testsuite/final_layout.sh: New file.
2971 2010-06-01 Rafael Espindola <espindola@google.com>
2973 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2975 2010-06-01 Rafael Espindola <espindola@google.com>
2977 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2978 visibility of symbols.
2980 2010-05-27 Doug Kwan <dougkwan@google.com>
2982 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2983 from start of output section instead of address for a local symbol
2984 in a merged or relaxed section when doing a relocatable link.
2986 2010-05-26 Rafael Espindola <espindola@google.com>
2989 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2990 adding sections the garbage collector removed.
2991 * gold/testsuite/Makefile.am: Add test.
2992 * gold/testsuite/Makefile.in: Regenerate.
2993 * gold/testsuite/plugin_test_7.sh: New.
2994 * gold/testsuite/plugin_test_7_1.c: New.
2995 * gold/testsuite/plugin_test_7_2.c: New.
2997 2010-05-26 Rafael Espindola <espindola@google.com>
2999 * script-sections.cc (Output_section_definition::set_section_addresses):
3000 Check for --section-start.
3002 2010-05-26 Doug Kwan <dougkwan@google.com>
3004 * arm.cc (Arm_scan_relocatable_relocs): New class.
3005 (Target_arm::relocate_special_relocatable): New method.
3006 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3007 (Arm_relocate_functions::thumb_branch_common): Same.
3008 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3009 instead of Default_scan_relocatable_relocs.
3010 * target-reloc.h (relocate_for_relocatable): Let target handle
3011 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3012 * target.h (Sized_target::relocate_special_relocatable): New method.
3014 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3016 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3018 2010-05-23 Doug Kwan <dougkwan@google.com>
3020 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3022 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3023 with a direct branch, not a conditional branch, to a stub.
3024 * merge.cc (Output_merge_base::record_input_section): New method
3026 (Output_merge_data::do_add_input_section): Record input section if
3027 keeps-input-sections flag is set.
3028 (Output_merge_string::do_add_input_section): Ditto.
3029 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3030 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3032 (Output_merge_base::keeps_input_sections,
3033 Output_merge_base::set_keeps_input_sections,
3034 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3036 (Output_merge_base::Input_sections): New type declaration.
3037 (Output_merge_base::input_sections_begin,
3038 Output_merge_base::input_sections_end,
3039 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3040 (Output_merge_base::bool keeps_input_sections_,
3041 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3042 Output_merge_base::input_sections_): New data members.
3043 (Output_merge_data::do_set_keeps_input_sections): New method
3045 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3046 * output.cc (Output_section::Input_section::relobj): Move method
3047 defintion from class declaration to here and handle merge sections.
3048 (Output_section::Input_section::shndx): Ditto.
3049 (Output_section::Output_section): Remove initializations of removed
3050 data members and initialize new data member LOOKUP_MAPS_.
3051 (Output_section::add_input_section): Set keeps-input-sections flag
3052 for a newly created merge output section as appropriate. Adjust code
3053 to use Output_section_lookup_maps class.
3054 (Output_section::add_relaxed_input_section): Adjst code for lookup
3055 maps code refactoring.
3056 (Output_section::add_merge_input_section): Add a new parameter
3057 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3058 class. If adding input section to a newly created merge output
3059 section fails, remove the new merge section.
3060 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3061 Adjust code for use of the Output_section_lookup_maps class.
3062 (Output_section::find_merge_section): Ditto.
3063 (Output_section::build_lookup_maps): New method defintion.
3064 (Output_section::find_relaxed_input_section): Adjust code to use
3065 Output_section_lookup_maps class.
3066 (Output_section::get_input_sections): Export merge sections. Adjust
3067 code to use Output_section_lookup_maps class.
3068 (Output_section:::add_script_input_section): Adjust code to use
3069 Output_section_lookup_maps class. Update lookup maps for merge
3071 (Output_section::discard_states): Use Output_section_lookup_maps.
3072 (Output_section::restore_states): Same.
3073 * output.h (Merge_section_properties): Move class defintion out of
3075 (Output_section_lookup_maps): New class.
3076 (Output_section::Input_section::is_merge_section): New method
3078 (Output_section::Input_section::relobj): Move defintion out of class
3079 defintion. Declare method only.
3080 (Output_section::Input_section::shndx): Ditto.
3081 (Output_section::Input_section::output_merge_base): New method defintion.
3082 (Output_section::Input_section::u2_.pomb): New union field.
3083 (Output_section::Merge_section_by_properties_map,
3084 Output_section::Output_section_data_by_input_section_map,
3085 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3087 (Output_section::add_merge_input_section): Add new parameter
3088 KEEPS_INPUT_SECTIONS.
3089 (Output_section::build_lookup_maps): New method declaration.
3090 (Output_section::merge_section_map_,
3091 Output_section::merge_section_by_properties_map_,
3092 Output_section::relaxed_input_section_map_,
3093 Output_section::is_relaxed_input_section_map_valid_): Remove data
3095 (Output_section::lookup_maps_): New data member.
3097 2010-05-21 Doug Kwan <dougkwan@google.com>
3100 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3101 avoid a compilation error.
3103 2010-05-19 Rafael Espindola <espindola@google.com>
3105 * script-sections.cc (Output_section_definition::allocate_to_segment):
3106 Update the phdrs_list even when the output section is NULL.
3107 * testsuite/Makefile.am: Add test.
3108 * testsuite/Makefile.in: Regenerate.
3109 * testsuite/script_test_9.cc: New.
3110 * testsuite/script_test_9.sh: New.
3111 * testsuite/script_test_9.t: New.
3113 2010-05-19 Doug Kwan <dougkwan@google.com>
3115 * arm.cc (Arm_input_section::original_size): New method.
3116 (Arm_input_section::do_addralign): Add a cast.
3117 (Arm_input_section::do_output_offset): Remove static cast.
3118 (Arm_input_section::original_addralign,
3119 Arm_input_section::original_size_): Change type to uint32_t.
3120 (Arm_input_section::init): Add safe casts for section alignment
3122 (Arm_input_section::set_final_data_size): Do not set address and
3123 offset of stub table.
3124 (Arm_output_section::fix_exidx_coverage): Change use of of
3125 Output_section::Simple_input_section to that of
3126 Output_section::Input_section.
3127 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3128 except for the first pass.
3129 * output.cc (Output_section::get_input_sections): Change type of
3130 input_sections to std::list<Input_section>.
3131 (Output_section::add_script_input_section): Rename from
3132 Output_section::add_simple_input_section. Change type of SIS
3133 parameter from Simple_input_section to Input_section.
3134 * output.h (Output_section::Simple_input_section): Remove class.
3135 (Output_section::Input_section): Change class visibility to public.
3136 (Output_section::Input_section::addralign): Use stored alignments
3137 for special input sections if set.
3138 (Output_section::Input_section::set_addralign): New method.
3139 (Output_section::get_input_sections): Change parameter type from
3140 list of Simple_input_section to list of Input_section.
3141 (Output_section::add_script_input_section): Rename from
3142 Output_section::add_simple_input_section. Change first parameter's
3143 type from Simple_input_section to Input_section and remove the
3144 second and third parameters.
3145 * script-sections.cc (Input_section::Input_section_list): Change
3146 type to list of Output_section::Input_section/
3147 (Input_section_info::Input_section_info): Change parameter type of
3148 INPUT_SECTION to Output_section::Input_section.
3149 (Input_section_info::input_section): Change return type.
3150 (Input_section_info::input_section_): Change type to
3151 Output_section::Input_section.
3152 (Output_section_element_input::set_section_addresses): Adjust code
3153 to use Output_section::Input_section instead of
3154 Output_section::Simple_input_section. Adjust code for renaming
3155 of Output_section::add_simple_input_section.
3156 (Orphan_output_section::set_section_addresses): Ditto.
3158 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3160 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3161 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3163 2010-05-18 Rafael Espindola <espindola@google.com>
3165 * options.cc (General_options::finalize): Handle -nostdlib.
3166 * options.h (nostdlib): New option.
3167 * script.cc (script_add_search_dir): Handle -nostdlib.
3169 2010-05-12 Doug Kwan <dougkwan@google.com>
3171 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3172 attributes section only if there no attributes section after merging.
3173 (Target_arm::merge_object_attributes): Move value of
3174 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3175 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3176 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3177 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3178 and arm_attr_merge_7.stdout.
3179 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3180 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3181 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3182 arm_attr_merge_7b.o): New rules.
3183 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3185 * testsuite/Makefile.in: Regenerate.
3186 * testsuite/arm_attr_merge.sh: New file.
3187 * testsuite/arm_attr_merge_[67][ab].s: Same.
3189 2010-05-05 Nick Clifton <nickc@redhat.com>
3191 * po/es.po: Updated Spanish translation.
3193 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3195 * Makefile.am (install-exec-local): Properly install gold as
3196 default cross linker.
3197 * Makefile.in: Regenerated.
3199 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3200 Nick Clifton <nickc@redhat.com>
3202 * configure.ac (install_as_default): Define and set to false
3203 unless --enable-gold or --enable-gold=both/gold has been
3205 * configure: Regenerate.
3207 * Makefile.am (install-exec-local): Install the executable as
3208 'ld.gold'. If install_as_default is true then also install it as
3210 * Makefile.in: Regenerated.
3212 2010-04-24 Ian Lance Taylor <iant@google.com>
3214 * layout.cc (Layout::layout_reloc): In relocatable link don't
3215 combine reloc sections for grouped sections.
3217 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3219 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3220 sections that are not ordinary to icf.
3221 * icf.cc (get_section_contents): Handle relocation pointing to section
3222 with no object or shndx information.
3223 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3224 * testsuite/Makefile.in: Regenerate.
3225 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3226 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3228 2010-04-22 Ian Lance Taylor <iant@google.com>
3230 * expression.cc (Expression::Expression_eval_info): Add
3231 result_alignment_pointer field.
3232 (Expression::eval_with_dot): Add result_alignment_pointer
3233 parameter. Change all callers.
3234 (Expression::eval_maybe_dot): Likewise.
3235 (class Binary_expression): Add alignment_pointer parameter to
3236 left_value and right_value. Change all callers.
3237 (BINARY_EXPRESSION): Set result alignment.
3238 (class Trinary_expression): Add alignment_pointer parameter to
3239 arg2_value and arg3_value. Change all callers.
3240 (Trinary_cond::value): Set result alignment.
3241 (Max_expression::value, Min_expression::value): Likewise.
3242 (Align_expression::value): Likewise.
3243 * script-sections.cc (class Sections_element): Add dot_alignment
3244 parameter to set_section_addresses virtual function. Update
3246 (class Output_section_element): Likewise.
3247 (Script_sections::create_segments): Add dot_alignment parameter.
3249 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3250 (Script_sections::set_phdrs_clause_addresses): Likewise.
3251 * script-sections.h: Update declarations.
3252 * script.h: Update declarations.
3253 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3255 * testsuite/script_test_3.t: Set large alignment.
3256 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3257 segment has expected alignment.
3259 2010-04-22 Nick Clifton <nickc@redhat.com>
3261 * po/gold.pot: Updated by the Translation project.
3262 * po/vi.po: Updated Vietnamese translation.
3264 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3266 * testsuite/Makefile.am (check_PROGRAMS): Add
3267 icf_virtual_function_folding_test.
3268 * testsuite/Makefile.in: Regenerated.
3270 2010-04-15 Andrew Haley <aph@redhat.com>
3272 * options.h (merge_exidx_entries): New option.
3273 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3274 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3275 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3276 (Target_arm::merge_exidx_entries): New function.
3277 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3278 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3279 to Arm_exidx_fixup constructor.
3280 Add new arg, merge_exidx_entries.
3281 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3282 Arm_output_section::fix_exidx_coverage.
3284 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3286 * icf.cc (get_section_contents): Check for preemptible functions.
3287 Ignore addend when appropriate.
3288 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3290 (add_from_relobj): Check for section folded.
3291 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3292 * symtab.h (should_add_dynsym_entry): Add new parameter.
3293 * target-reloc.h (scan_relocs): Check for section folded.
3294 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3295 Check reloc types for function pointers in shared objects.
3296 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3298 (icf_preemptible_functions_test): New test case.
3299 (icf_string_merge_test): New test case.
3300 * testsuite.Makefile.in: Regenerate.
3301 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3302 bar_glob. Refactor code.
3303 * testsuite/icf_preemptible_functions_test.cc: New file.
3304 * testsuite/icf_preemptible_functions_test.sh: New file.
3305 * testsuite/icf_string_merge_test.cc: New file.
3306 * testsuite/icf_string_merge_test.sh: New file.
3307 * testsuite/icf_virtual_function_folding_test.cc: New file.
3308 * testsuite/icf_virtual_function_folding_test.sh: New file.
3310 2010-04-14 Doug Kwan <dougkwan@google.com>
3312 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3313 for local symbol recounting if we remove a section due to ICF.
3314 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3315 there are no regular objects in input.
3317 2010-04-13 Doug Kwan <dougkwan@google.com>
3319 * arm.cc (Arm_input_section::set_final_data_size): Compute
3320 accurate final data size instead of using current data size.
3322 2010-04-09 Doug Kwan <dougkwan@google.com>
3324 * layout.cc (Layout::choose_output_section): Handle script section
3326 (Layout::make_output_section_for_script): Add section type parameter.
3327 Handle script section types.
3328 * layout.h (Layout::make_output_section_for_script): Add section
3330 * output.cc (Output_section::Output_section): Initialize data member
3332 (Output_section::do_reset_address_and_file_offset): Do not set address
3333 to 0 if section is a NOLOAD section.
3334 * output.h (Output_section::is_noload): New method.
3335 (Output_section::set_is_noload): Ditto.
3336 (Output_section::is_noload_): New data member.
3337 * script-c.h (Script_section_type): New enum type.
3338 (struct Parser_output_section_header): Add new file section_type.
3339 * script-sections.cc (Sections_element::output_section_name): Add
3340 parameter for returning script section type.
3341 (Output_section_definition::output_section_name): Ditto.
3342 (Output_section_definition::section_type)P; New method.
3343 (Output_section_definiton::script_section_type_name): Ditto.
3344 (Output_section_definition::script_section_type_): New data member.
3345 (Output_section_definition::Output_section_definition): Initialize
3346 data member Output_section_definition::script_section_type_.
3347 (Output_section_definition::create_sections): Pass script section type
3348 to Layout::make_output_section_for_script.
3349 (Output_section_definition::output_section_name): Return script
3350 section type to caller.
3351 (Output_section_definition::set_section_address): Do not advance
3352 dot value and load address if section type is NOLOAD. Set address
3353 of NOLOAD sections regardless of section flags.
3354 (Output_section_definition::print): Print section type if it is
3355 not SCRIPT_SECTION_TYPE_NONE.
3356 (Output_section_definition::section_type): New method.
3357 (Output_section_definition::script_section_type_name): Ditto.
3358 (Script_sections::output_section_name): Add new parameter
3359 PSECTION_TYPE for returning script section type. Pass it to
3360 section elements. Handle discard sections.
3361 (Sort_output_sections::operator()): Handle NOLOAD sections.
3362 * script-sections.h (Script_sections::Section_type): New enum type.
3363 (Script_sections::output_section_name): Add a new parameter for
3364 returning script section type.
3365 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3367 * yyscript.y (union): Add new field SECTION_TYPE.
3368 (COPY, DSECT, INFO, NOLOAD): New tokens.
3369 (opt_address_and_section_type): Change type to output_section_header.
3370 (section_type): New non-terminal
3371 (section_header): Handle section type.
3372 (opt_address_and_section_type): Return section type value.
3374 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3376 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3377 * testsuite/plugin_common_test_2.c (foo): Likewise.
3379 2010-04-08 Doug Kwan <dougkwan@google.com>
3381 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3383 * output.cc (Output_section::add_merge_input_section): Simplify
3384 code and return status of Output_merge_base::add_input_section.
3385 Update merge section map only if Output_merge_base::add_input_section
3388 2010-04-07 Doug Kwan <dougkwan@google.com>
3390 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3391 if section is marked as containing instructions but has no mapping
3393 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3394 correct section index.
3395 (Arm_relobj::find_linked_text_section): Ditto.
3397 2010-04-07 Cary Coutant <ccoutant@google.com>
3399 * archive.cc (include_member): Destroy Read_symbols_data object before
3401 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3402 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3403 (Read_symbols_data::~Read_symbols_data) New destructor.
3404 (Section_relocs::Section_relocs) New constructor.
3405 (Section_relocs::~Section_relocs) New destructor.
3406 (Read_relocs_data::Read_relocs_data) New constructor.
3407 (Read_relocs_data::~Read_relocs_data) New destructor.
3408 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3409 pointers to NULL after deleting.
3411 2010-04-07 Doug Kwan <dougkwan@google.com>
3413 * arm.cc: Replace "endianity" with "endianness" in comments.
3414 (Arm_exidx_cantunwind): Ditto.
3415 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3416 (Arm_relobj::merge_flags_and_attributes): New method.
3417 (Arm_relobj::merge_flags_and_attributes_): New data member.
3418 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3419 (Arm_relobj::scan_sections_for_stubs): Ditto.
3420 (Arm_relobj::do_read_symbols): Check to see if we really want to
3421 merge processor-specific flags and attributes. Exit early if
3422 an object is empty except for section names and the undefined symbol.
3423 (Target_arm::do_finalize_sections): Move check for ELF format to
3424 Arm_relobj::do_read_symbols. Merge processor specific flags and
3425 attributes from a regular object only when we have determined that
3426 it is aapropriate. Do not create an .ARM.attributes section in
3427 output if there is no regular input object.
3428 (Target_arm::merge_processor_specific_flags): Check
3429 --warn-mismatch before printing any error.
3430 (Target_arm::merge_object_attributes): Ditto.
3431 * gold.cc (queue_middle_tasks): Handle the case in which there is
3432 no regular object in input.
3433 * options.cc (General_options::parse_EB): New method.
3434 (General_options::parse_EL): Same.
3435 (General_options::General_options): Initialize endianness_.
3436 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3438 (General_options::Endianness): New enum.
3439 (General_options::endianness): New method.
3440 (General_options::endianness_): New data member.
3441 * parameters.cc (Parameters::set_options): Check target endianness.
3442 (Parameters::set_target_once): Ditto.
3443 (Parameters::check_target_endianness): New method.
3444 (parameters_force_valid_target): If either -EL or -EB is specified,
3445 use it to define endianness of default target.
3446 * parameters.h (Parameters::check_target_endianness): New method
3448 * target.h (class Target): Change "endianity" to "endianness"
3451 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3453 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3454 * configure: Regenerate.
3455 * Makefile.in: Regenerate.
3456 * testsuite/Makefile.in: Regenerate.
3458 2010-04-06 Cary Coutant <ccoutant@google.com>
3461 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3462 prevailing definitions of common symbols.
3463 * testsuite/plugin_test_6.sh: New test case.
3464 * testsuite/plugin_common_test_1.c: New test case.
3465 * testsuite/plugin_common_test_2.c: New test case.
3466 * testsuite/Makefile.am (plugin_test_6): New test case.
3467 * testsuite/Makefile.in: Regenerate.
3469 2010-04-06 Nick Clifton <nickc@redhat.com>
3471 * po/vi.po: New Vietnamese translation.
3473 2010-03-30 Doug Kwan <dougkwan@google.com>
3475 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3477 2010-03-25 Doug Kwan <dougkwan@google.com>
3479 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3480 to avoid a conversion warning on a 32-bit host.
3482 2010-03-24 Ian Lance Taylor <iant@google.com>
3484 * testsuite/script_test_3.t: Add a TLS segment.
3485 * testsuite/Makefile.am (check_PROGRAMS): Add
3486 tls_phdrs_script_test.
3487 (tls_phdrs_script_test_SOURCES): Define.
3488 (tls_phdrs_script_test_DEPENDENCIES): Define.
3489 (tls_phdrs_script_test_LDFLAGS): Define.
3490 (tls_phdrs_script_test_LDADD): Define.
3491 * testsuite/Makefile.in: Rebuild.
3493 2010-03-23 Cary Coutant <ccoutant@google.com>
3495 * fileread.cc (find_or_make_view): Fix comment.
3497 2010-03-23 Ian Lance Taylor <iant@google.com>
3499 * script-sections.cc (class Orphan_section_placement): Define
3500 PLACE_TLS and PLACE_TLS_BSS.
3501 (Orphan_section_placement::Orphan_section_placement): Initialize
3503 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3504 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3505 (tls_script_test_SOURCES): Define.
3506 (tls_script_test_DEPENDENCIES): Define.
3507 (tls_script_test_LDFLAGS): Define.
3508 (tls_script_test_LDADD): Define.
3509 * testsuite/Makefile.in: Rebuild.
3511 2010-03-22 Doug Kwan <dougkwan@google.com>
3513 * arm.cc (Arm_relocate_functions::abs8,
3514 Arm_relocate_functions::abs16): Use correct check for overflow
3515 specified in the ARM ELF specs.
3516 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3517 target of a BLX instruction specially.
3518 (Reloc_stub::stub_type_for_reloc): Ditto.
3519 (Relocate::relocate): Use symbolic names instead of numeric relocation
3520 codes to report error.
3521 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3523 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3524 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3525 thumb2_blx_out_of_range.stdout
3526 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3527 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3528 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3529 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3530 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3531 thumb2_blx_in_range, thumb2_blx_in_range.o,
3532 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3533 thumb2_blx_out_of_range.o): New rules.
3534 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3535 thumb2_blx_in_range and thumb2_blx_out_of_range.
3536 * testsuite/Makefile.in: Regenerate.
3537 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3538 * testsuite/thumb_blx_in_range.s: New file.
3539 * testsuite/thumb_blx_out_of_range.s: New file.
3541 2010-03-22 Rafael Espindola <espindola@google.com>
3543 * archive.cc (Should_include): Move to archive.h.
3544 (should_include_member): Make it a member of Archive.
3546 (Add_lib_group_symbols): New.
3547 * archive.h: Include options.h.
3548 (Archive_member): Moved from Archive.
3549 (Should_include): Moved from archive.cc.
3551 (Add_lib_group_symbols): New.
3552 * dynobj.cc (do_should_include_member): New.
3553 * dynobj.h (do_should_include_member): New.
3554 * gold.cc (queue_initial_tasks): Update call to queue.
3555 * main.cc (main): Print lib group stats.
3556 * object.cc (do_should_include_member): New.
3557 * object.h: Include archive.h.
3558 (Object::should_include_member): New.
3559 (Object::do_should_include_member): New.
3560 (Sized_relobj::do_should_include_member): New.
3561 * options.cc (General_options::parse_start_lib): New.
3562 (General_options::parse_end_lib): New.
3563 (Input_arguments::add_file): Handle lib groups.
3564 (Input_arguments::start_group): Check we are not in a lib.
3565 (Input_arguments::start_lib): New.
3566 (Input_arguments::end_lib): New.
3567 * options.h (General_options): Add start_lib and end_lib.
3568 (Input_argument::lib_): New.
3569 (Input_argument::lib): New.
3570 (Input_argument::is_lib): New.
3571 (Input_file_lib): New.
3572 (Input_arguments::in_lib_): New.
3573 (Input_arguments::in_lib): New.
3574 (Input_arguments::start_lib): New.
3575 (Input_arguments::end_lib_): New.
3576 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3577 in unused members as preempted.
3578 (Sized_pluginobj::do_should_include_member): New.
3579 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3580 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3582 (Read_symbols::do_whole_lib_group): New.
3583 (Read_symbols::do_lib_group): New.
3584 (Read_symbols::do_read_symbols): Handle lib groups.
3585 (Read_symbols::get_name): Handle lib groups.
3586 * readsyms.h (Read_symbols): Add an archive member pointer.
3587 (Read_symbols::do_whole_lib_group): New.
3588 (Read_symbols::do_lib_group): New.
3589 (Read_symbols::member_): New.
3590 * script.cc (read_input_script): Update call to queue_soon.
3592 2010-03-19 Doug Kwan <dougkwan@google.com>
3594 * arm.cc (Stub_table::Stub_table): Initialize new data members
3595 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3596 (Stub_table::add_reloc_stub): Assign stub offset and update
3597 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3598 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3600 (Stub_table::update_data_size_and_addralign): Use
3601 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3602 instead of going over all reloc stubs.
3603 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3604 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3605 Stringpool_template::offset_ to size of Stringpool_char.
3606 (Stringpool_template::new_key_offset): Remove code to initialize
3607 Stringpool_template::offset_.
3608 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3609 Stringpool_template::offset_ to zero.
3611 2010-03-15 Doug Kwan <dougkwan@google.com>
3613 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3615 (Stringpool_template::new_key_offset): New method.
3616 (Stringpool_template::add_string): Assign offsets when adding new
3618 (Stringpool_template::set_string_offsets): Do not set string offsets
3619 when not optimizing.
3620 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3622 (Chunked_vector::clear): Clear size_.
3623 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3624 (Chunked_vector::size): Return size_.
3625 (Chunked_vector::push_back): Use size_ to find insert position.
3626 (Chunked_vector::size_): New data member.
3627 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3628 (Stringpool_template::new_key_offset): New method declaration.
3629 (Stringpool_template::offset_): New data member.
3631 2010-03-15 Rafael Espindola <espindola@google.com>
3633 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3634 Add_symbols' constructor.
3635 * readsyms.h (Add_symbols): Remove the input_group member.
3637 2010-03-10 Ian Lance Taylor <iant@google.com>
3639 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3640 target to ask whether a reference to a symbol requires a stack
3642 * target.h (Target::is_call_to_non_split): New function.
3643 (Target::do_is_call_to_non_split): Declare virtual function.
3644 * target.cc: Include "symtab.h".
3645 (Target::do_is_call_to_non_split): New function.
3646 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3648 2010-03-10 Cary Coutant <ccoutant@google.com>
3650 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3651 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3652 (File_read::open[2]): Add whole_file_view_ to list of views.
3653 (File_read::make_view): Remove test of whole_file_view_.
3654 (File_read::find_or_make_view): Create whole_file_view_ if
3656 (File_read::clear_views): Replace bool parameter with enum;
3657 adjust all callers. Don't delete views with permanent data;
3658 do delete cached views and views from archives if
3659 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3660 if clearing the corresponding view.
3661 * fileread.h (File_read::Clear_views_mode): New enum.
3662 (File_read::View::is_permanent_view): New method.
3663 (File_read::clear_views): Replace bool parameter
3664 with enum; adjust all callers.
3665 * options.h (General_options): Change keep_files_mapped option;
3666 add map_whole_files.
3667 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3669 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3672 2010-03-10 David S. Miller <davem@davemloft.net>
3674 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3676 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3678 * icf.cc (get_section_contents): Add '@' marker after processing the
3681 2010-03-08 Doug Kwan <dougkwan@google.com>
3683 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3684 due to a conversion warning.
3685 (Arm_relobj::update_output_local_symbol_count): Check for local
3686 symbol with unset output index.
3688 2010-03-05 Ian Lance Taylor <iant@google.com>
3690 * options.h (class General_options): Add --spare-dynamic-tags.
3691 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3692 --spare-dynamic-tags.
3694 2010-03-05 Ian Lance Taylor <iant@google.com>
3696 * incremental.cc: Include "libiberty.h".
3698 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3700 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3701 function, is_info_ member.
3702 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3703 (Versions::Versions): Update caller.
3704 (Versions::define_base_version): Likewise.
3705 (Versions::add_def): Likewise.
3707 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3709 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3710 (Scan::possible_function_pointer_reloc): New function.
3711 (Scan::local_reloc_may_be_function_pointer): Change to call
3712 possible_function_pointer_reloc.
3713 (Scan::global_reloc_may_be_function_pointer): Ditto.
3714 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3715 relocations in ".data.rel.ro._ZTV" section.
3716 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3717 * testsuite/icf_safe_so_test.cc: Ditto.
3718 * testsuite/icf_safe_test.cc: Ditto.
3719 * testsuite/icf_safe_test.sh: Ditto.
3721 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3722 Ian Lance Taylor <iant@google.com>
3724 * target-reloc.h (relocate_section): Check the symbol table index
3725 for -1U before setting the local symbol index.
3726 (scan_relocatable_relocs): If copying the relocation, record that
3727 the local symbol is required.
3728 * object.h (Symbol_value::is_output_symtab_index_set): New
3730 (Symbol_value::may_be_discarded_from_output_symtab): New
3732 (Symbol_value::has_output_symtab_entry): New function.
3733 (Symbol_value::needs_output_symtab_entry): Remove.
3734 (Symbol_value::output_symtab_index): Make sure the symbol index is
3736 (Symbol_value::set_output_symtab_index): Make sure the symbol
3737 index is not set. Make sure the new index is valid.
3738 (Symbol_value::set_must_have_output_symtab_entry): New function.
3739 (Symbol_value::has_output_dynsym_entry): New function.
3740 (Symbol_value::set_output_dynsym_index): Make sure the new index
3742 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3743 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3744 local symbol if permitted.
3745 (Sized_relobj::do_finalize_local_symbols): Call
3746 is_output_symtab_index_set rather than needs_output_symtab_entry.
3747 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3748 rather than needs_output_symtab_entry. Call
3749 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3750 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3751 is_output_symtab_index_set rather than needs_output_symtab_entry.
3752 * testsuite/discard_locals_relocatable_test.c: New file.
3753 * testsuite/discard_locals_test.sh: Test -r.
3754 * testsuite/Makefile.am (check_DATA): Add
3755 discard_locals_relocatable_test1.syms,
3756 discard_local_relocatable_test2.syms.
3757 (MOSTLYCLEANFILES): Likewise. Also add
3758 discard_locals_relocatable_test1.lout and
3759 discard_locals_relocatable_test2.out.
3760 (discard_locals_relocatable_test1.syms): New target.
3761 (discard_locals_relocatable_test.o): New target.
3762 (discard_locals_relocatable_test1.out): New target.
3763 (discard_locals_relocatable_test2.syms): New target.
3764 (discard_locals_relocatable_test2.out): New target.
3765 (various): Add missing ../ld-new dependencies.
3766 * testsuite/Makefile.in: Rebuild.
3768 2010-03-03 Nick Clifton <nickc@redhat.com>
3770 * po/fi.po: New Finnish translation.
3772 2010-03-01 Doug Kwan <dougkwan@google.com>
3774 * layout.cc (Layout::Layout): Force section types of .init_array*,
3775 .preinit_array* and .fini_array* sections.
3776 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3777 Fix check of return value of std::string::find.().
3778 (Output_section::Input_section_sort_compare::operator()): Remove
3779 comment about .init_array.
3780 (Output_section::Input_section_sort_init_fini_compare::operator()):
3782 (Output_section::sort_attached_input_sections): Handle .init_array
3783 and .fini_array specially.
3784 * output.h (Output_section::Inut_section_sort_compare): Update
3786 (Output_section::Input_section_sort_init_fini_compare): New struct.
3788 2010-02-26 Doug Kwan <dougkwan@google.com>
3790 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3791 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3792 * testsuite/debug_msg.sh: Avoid matching source line number for
3793 use of global variable undef_int.
3795 2010-02-26 Doug Kwan <dougkwan@google.com>
3797 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3798 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3799 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3800 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3801 * options.cc (General_options::General_options): Initialize member
3803 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3804 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3805 and rm_no_fix_v4bx.stdout
3806 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3807 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3808 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3809 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3810 and arm_no_fix_v4bx.
3811 * Makefile.in: Regenerate.
3812 * testsuite/arm_fix_v4bx.s: New file.
3813 * testsuite/arm_fix_v4bx.sh: Ditto.
3815 2010-02-24 Doug Kwan <dougkwan@google.com>
3817 * arm.cc (Target_arm::got_section): Make the .got section the first
3818 non RELRO section in the data segment.
3819 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3820 suffixes of section names.
3822 2010-02-24 Doug Kwan <dougkwan@google.com>
3824 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3825 flags and attributes merging if an input file is a binary file.
3826 * fileread.cc (Input_file::open): Record format of original file.
3827 * fileread.h (Input_file::Format): New enum type.
3828 (Input_file::Input_file): Initialize data member format_.
3829 (Input_file::format): New method definition.
3830 (Input_file::format_):: New data member.
3832 2010-02-24 Doug Kwan <dougkwan@google.com>
3834 * arm.cc (Arm_output_data_got): New class.
3835 (ARM_TCB_SIZE): New constant
3836 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3837 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3838 If user uses a script with a SECTIONS clause, issue only a warning
3839 for a misplaced EXIDX input section. Otherwise, issue an error.
3840 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3842 (Target_arm::got_mode_index_entry): Handle static linking.
3843 (Target_arm::Scan::local): Ditto.
3844 (Target_arm::Scan::global): Ditto.
3845 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3846 all incorrectly implemented relocations.
3847 (Target_arm::fix_exidx_coverage): Pass layout to
3848 Arm_output_section::fix_exidx_coverage.
3849 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3850 from ".ARM.exidx." and ".ARM.extab.".
3852 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3854 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3855 section if it does not already exist.
3856 * attributes.cc (Attributes_section_data::Attributes_section_data):
3857 Don't crash if size is zero.
3859 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3860 Ian Lance Taylor <iant@google.com>
3862 * gold.cc (queue_middle_tasks): If no input files were opened,
3864 * workqueue.h (Task_function::Task_function): Assert that there is
3867 2010-02-22 Doug Kwan <dougkwan@google.com>
3869 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3870 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3871 types to avoid warnings due to different uint64_t implementations
3874 2010-02-21 Doug Kwan <dougkwan@google.com>
3876 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3877 handling of the maximum backward branch offset.
3878 (Arm_relocate_functions::thumb_branch_common): Ditto.
3879 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3880 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3881 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3882 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3883 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3884 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3885 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3886 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3887 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3888 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3889 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3890 thumb2_bl_out_of_range.o): New rules.
3891 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3892 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3893 thumb2_bl_out_of_range
3894 * testsuite/Makefile.in: Regenerate.
3895 * testsuite/arm_bl_in_range.s: New file.
3896 * testsuite/arm_bl_out_of_range.s: Ditto.
3897 * testsuite/arm_branch_in_range.sh: Ditto.
3898 * testsuite/arm_branch_range.t: Ditto.
3899 * testsuite/thumb2_branch_range.t: Ditto.
3900 * testsuite/thumb_bl_in_range.s: Ditto.
3901 * testsuite/thumb_bl_out_of_range.s: Ditto.
3902 * testsuite/thumb_branch_range.t: Ditto.
3904 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3906 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3907 Add reloc offset information.
3908 * icf.cc (get_section_contents): Change iterators to point to the new
3909 vectors. Add reloc offset information to the contents.
3910 * icf.h (Icf::Sections_reachable_info): New typedef.
3911 (Icf::Sections_reachable_list): New typedef.
3912 (Icf::Offset_info): New typedef.
3913 (Icf::Reloc_info): New struct typedef.
3914 (Icf::Reloc_info_list): New typedef.
3915 (Icf::symbol_reloc_list): Delete method.
3916 (Icf::addend_reloc_list): Delete method.
3917 (Icf::section_reloc_list): Delete method.
3918 (Icf::reloc_info_list): New method.
3919 (Icf::reloc_info_list_): New member.
3921 2010-02-19 Doug Kwan <dougkwan@google.com>
3923 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3924 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3925 * arm.cc (Arm_relocation_functions): New forward declaration.
3926 (Target_arm::Target_arm): Initialize new data members
3927 got_mod_index_offset_ and tls_base_symbol_defined_.
3928 (Target_arm::Relocate::relocate_tls): New method.
3929 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3930 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3932 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3933 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3934 (Target_arm::got_mod_index_offset_,
3935 Target_arm::tls_base_symbol_defined_): New data members.
3936 (Target_arm::Scan::local, Target::Scan::global,
3937 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3940 2010-02-18 Doug Kwan <dougkwan@google.com>
3942 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3943 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3944 text section as a parameter becuase some broken tools may not set
3945 the link in section header.
3946 (Target_arm::has_got_section): New method.
3947 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3948 without any mapping symbol as data only. Remove warning.
3949 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3950 link in its section header, try to discover the link by inspecting the
3951 REL31 relocation at the beginning of the section.
3952 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3954 (Target_arm::Scan::global): Treat any reference to the symbol
3955 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3957 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3959 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3960 (Scan::global_reloc_may_be_function_pointer): New function.
3961 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3962 (Scan::global_reloc_may_be_function_pointer): New function.
3963 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3964 (Scan::global_reloc_may_be_function_pointer): New function.
3965 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3966 (Scan::global_reloc_may_be_function_pointer): New function.
3967 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3968 (Scan::global_reloc_may_be_function_pointer): New function.
3969 (Scan::possible_function_pointer_reloc): New function.
3970 (Target_x86_64::can_check_for_function_pointers): New function.
3971 * gc.h (gc_process_relocs): Scan relocation types to determine if
3972 function pointers were taken for targets that support it.
3973 * icf.cc (Icf::find_identical_sections): Include functions for
3974 folding in safe ICF whose pointer is not taken.
3975 * icf.h (Secn_fptr_taken_set): New typedef.
3976 (fptr_section_id_): New member.
3977 (section_has_function_pointers): New function.
3978 (set_section_has_function_pointers): New function.
3979 (check_section_for_function_pointers): New function.
3980 * options.h: Fix comment for safe ICF option.
3981 * target.h (can_check_for_function_pointers): New function.
3982 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3983 Modify icf_safe_test for X86-64.
3984 * testsuite/Makefile.in: Regenerate.
3985 * testsuite/icf_safe_so_test.cc: New file.
3986 * testsuite/icf_safe_so_test.sh: New file.
3987 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3988 (main): Change to take pointer to function kept_func_3.
3989 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3990 folding is done correctly for X86-64.
3992 2010-02-12 David S. Miller <davem@davemloft.net>
3994 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3995 is_symbolless parameter.
3996 (Output_reloc<SHT_REL>::is_symbolless): New.
3997 (Output_reloc<SHT_REL>::is_symbolless_): New.
3998 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3999 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4000 (Output_reloc<SHT_RELA>::is_symbolless): New.
4001 (Output_data_reloc::add_global): Handle is_symbolless.
4002 (Output_data_reloc::add_global_relative): Likewise.
4003 (Output_data_reloc::add_local): Likewise.
4004 (Output_data_reloc::add_local_relative): Likewise.
4005 (Output_data_reloc::add_symbolless_global_addend): New.
4006 (Output_data_reloc::add_symbolless_local_addend): New.
4007 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4009 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4010 instead of ->is_relative_
4011 (Output_reloc::write): Likewise.
4012 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4013 (Output_reloc::write_rel): Simplify.
4015 * sparc.cc (Target_sparc::Scan::local): Use
4016 ->add_symbolless_local_addend as needed.
4017 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4018 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4019 based upon relocation offset.
4021 2010-02-11 Doug Kwan <dougkwan@google.com>
4023 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4024 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4025 beginning of function.
4026 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4027 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4028 parameter is_32bit in calls to should_apply_static_reloc.
4029 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4030 (check_DATA): Add arm_abs_global.stdout.
4031 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4032 arm_abs_global.stdout): New rules.
4033 (MOSTLLYCLEANFILES): Add arm_abs_global
4034 * Makefile.in: Regenerate.
4035 * testsuite/arm_abs_global.s: New file.
4036 * testsuite/arm_abs_global.sh: Ditto.
4037 * testsuite/arm_abs_lib.s: Ditto.
4039 2010-02-11 Ian Lance Taylor <iant@google.com>
4041 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4043 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4044 Allocate_commons_task first.
4045 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4046 task, rather than symtab_lock_.
4047 (Gc_process_relocs::~Gc_process_relocs): New function.
4048 (Gc_process_relocs::is_runnable): Check this_blocker_.
4049 (Gc_process_relocs::locks): Use next_blocker_ rather than
4051 (Scan_relocs::~Scan_relocs): New function.
4052 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4054 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4056 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4057 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4058 constructor accordingly.
4059 (class Gc_process_relocs): Likewise.
4060 (class Scan_relocs): Likewise.
4061 * common.h (class Allocate_commons_task): Remove symtab_lock_
4062 field, and corresponding constructor parameter.
4063 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4065 (Allocate_commons_task::locks): Likewise.
4067 2010-02-11 Ian Lance Taylor <iant@google.com>
4069 * gold-threads.h (class Once): Define.
4070 (class Initialize_lock): Rewrite as child of Once.
4071 * gold-threads.cc (class Once_initialize): Define.
4072 (once_pointer_control): New static variable.
4073 (once_pointer, once_arg): New static variables.
4074 (c_run_once): New static function.
4075 (Once::Once, Once::run_once, Once::internal_run): New functions.
4076 (class Initialize_lock_once): Remove.
4077 (initialize_lock_control): Remove.
4078 (initialize_lock_pointer): Remove.
4079 (initialize_lock_once): Remove.
4080 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4081 (Initialize_lock::initialize): Rewrite.
4082 (Initialize_lock::do_run_once): New function.
4083 * archive.cc (Archive::interpret_header): Only clear name if it is
4085 * fileread.cc: Include "gold-threads.h"
4086 (file_counts_lock): New static variable.
4087 (file_counts_initialize_lock): Likewise.
4088 (File_read::release): Only increment counts when using --stats.
4089 Use a lock around the increment.
4090 * parameters.cc (class Set_parameters_target_once): Define.
4091 (set_parameters_target_once): New static variable.
4092 (Parameters::Parameters): Move here from parameters.h.
4093 (Parameters::set_target): Rewrite.
4094 (Parameters::set_target_once): New function.
4095 (Parameters::clear_target): Move here and rewrite.
4096 * parameters.h (class Parameters): Update declarations. Add
4097 set_parameters_target_once_ field.
4098 (Parameters::Parameters): Move to parameters.cc.
4099 (Parameters::clear_target): Likewise.
4100 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4102 (Start_group::~Start_group): New function.
4103 (Start_group::is_runnable): New function.
4104 (Start_group::locks, Start_group::run): New functions.
4105 (Finish_group::run): Change saw_undefined to size_t.
4106 * readsyms.h (class Start_group): Define.
4107 (class Finish_group): Change saw_undefined_ field to size_t.
4108 (Finish_group::Finish_group): Remove saw_undefined and
4109 this_blocker parameters. Change all callers.
4110 (Finish_group::set_saw_undefined): New function.
4111 (Finish_group::set_blocker): New function.
4112 * symtab.h (class Symbol_table): Change saw_undefined to return
4113 size_t. Change saw_undefined_ field to size_t.
4114 * target-select.cc (Set_target_once::do_run_once): New function.
4115 (Target_selector::Target_selector): Initialize set_target_once_
4116 field. Don't initialize lock_ and initialize_lock_ fields.
4117 (Target_selector::instantiate_target): Rewrite.
4118 (Target_selector::set_target): New function.
4119 * target-select.h (class Set_target_once): Define.
4120 (class Target_selector): Update declarations. Make
4121 Set_target_once a friend. Remove lock_ and initialize_lock_
4122 fields. Add set_target_once_ field.
4124 2010-02-10 Ian Lance Taylor <iant@google.com>
4126 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4128 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4129 (queue_middle_tasks): Add all blockers before queueing any tasks.
4130 (queue_final_tasks): Likewise.
4131 * token.h (Task_token::add_blockers): New function.
4132 * object.h (Input_objects::number_of_relobjs): New function.
4134 2010-02-10 Ian Lance Taylor <iant@google.com>
4136 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4137 shared, not if not position independent.
4138 * x86_64.cc (Relocate::relocate_tls): Likewise.
4139 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4140 (tls_pie_pic_test): New target.
4141 * testsuite/Makefile.in: Rebuild.
4143 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4144 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4145 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4146 * testsuite/Makefile.in: Rebuild.
4148 2010-02-09 David S. Miller <davem@davemloft.net>
4150 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4151 R_SPARC_RELATIVE using ->add_local_relative().
4152 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4154 * output.h (Output_data_dynamic::add_section_size): New method
4155 that takes two Output_data objects.
4156 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4157 entry param. Handle it in initializers.
4158 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4159 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4160 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4162 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4163 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4164 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4165 for dynrel_includes_plt.
4166 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4167 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4168 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4170 (Target_sparc::do_finalize_sections): Update to pass true for
4171 dynrel_includes_plt.
4172 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4173 output before .rela.plt
4174 (Target_powerpc::do_finalize_sections): Update to pass true for
4175 dynrel_includes_plt when 32-bit.
4177 2010-02-08 Doug Kwan <dougkwan@google.com>
4179 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4181 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4182 Arm_relobj::scan_section_for_cortex_a8_stubs,
4183 Arm_relobj::do_relocation_section): Instead of calling
4184 Output_section::output_address, use faster
4185 Arm_relobj::simple_input_section_output_address.
4187 2010-02-08 David S. Miller <davem@davemloft.net>
4189 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4190 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4191 relocation helper function.
4193 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4194 just like R_SPARC_GOT{10,13,22}.
4195 (Target_sparc::Scan::local): Likewise.
4196 (Target_sparc::Relocate:relocate): Likewise.
4198 2010-02-06 Ian Lance Taylor <iant@google.com>
4200 * configure.ac: Rewrite targetobjs duplicate removal code to use
4201 only shell constructs.
4202 * configure: Rebuild.
4204 2010-02-05 Doug Kwan <dougkwan@google.com>
4207 * arm.cc (Arm_relobj::section_is_scannable): New method.
4208 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4209 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4211 2010-02-04 Doug Kwan <dougkwan@google.com>
4214 * arm-reloc-property.cc (cstdio): Include.
4215 * configure.ac (targetobjs): Remove duplicates.
4216 * configure: Regenerate.
4217 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4218 big and little endian version for a given address size.
4220 2010-02-03 Doug Kwan <dougkwan@google.com>
4222 * arm-reloc-property.cc
4223 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4225 * arm-reloc-property.h
4226 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4227 New method definition.
4228 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4230 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4232 (GOT_PREL): Change implemented to Y.
4233 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4234 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4235 (Arm_relocate_functions::movw_abs_nc): Remove method.
4236 (Arm_relocate_functions::movt_abs): Ditto.
4237 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4238 (Arm_relocate_functions::thm_movt_abs): Ditto.
4239 (Arm_relocate_functions::movw_rel_nc): Ditto.
4240 (Arm_relocate_functions::movw_rel): Ditto.
4241 (Arm_relocate_functions::movt_rel): Ditto.
4242 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4243 (Arm_relocate_functions:thm_movw_rel): Ditto.
4244 (Arm_relocate_functions:thm_movt_rel): Ditto.
4245 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4246 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4247 New method definitions.
4248 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4249 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4250 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4251 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4252 (Target_arm::Relocate::relocate): Check for non-static or
4253 unimplemented relocation code and exit early. Change calls to
4254 Target_arm::reloc_uses_thumb_bit and
4255 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4256 instead. Refactor code to handle similar relocations to increase
4257 code sharing. Remove check for unsupported relocation code in switch
4259 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4260 relocation property table to find out size. Change error message to
4261 print out the name of a relocation code instead of the numeric value.
4262 (Target_arm::scan_reloc_for_stub): Use relocation property table
4263 instead of calling Target_arm::reloc_uses_thumb_bit().
4265 2010-02-02 Doug Kwan <dougkwan@google.com>
4267 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4268 types of relaxed input section.
4270 2010-02-02 Doug Kwan <dougkwan@google.com>
4272 * Makefile.am (HFILES): Add arm-reloc-property.h.
4274 (TARGETSOURCES): Add arm-reloc-property.cc
4275 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4276 (libgold_a_SOURCES): $(DEFFILES)
4277 * Makefile.in: Regenerate.
4278 * arm-reloc-property.cc: New file.
4279 * arm-reloc-property.h: New file.
4280 * arm-reloc.def: New file.
4281 * arm.cc: Update comments.
4282 (arm-reloc-property.h): New included header.
4283 (arm_reloc_property_table): New global variable.
4284 (Target_arm::do_select_as_default_target): New method definition.
4285 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4286 arm-reloc-property to targ_extra_obj.
4287 * parameters.cc (set_parameters_target): Call
4288 Target::select_as_default_target().
4289 * target.h (Target::select_as_default_target): New method definition.
4290 (Target::do_select_as_default_target): Same.
4292 2010-02-01 Doug Kwan <dougkwan@google.com>
4294 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4295 first_output_text_section_.
4296 (Arm_exidx_fixup::first_output_text_section): New method definition.
4297 (Arm_exidx_fixup::first_output_text_section_): New data member.
4298 (Arm_exidx_fixup::process_exidx_section): Record the first text
4299 output section seen.
4300 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4301 and entsize in output section header.
4303 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4305 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4306 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4307 (Arm_relocate_functions::thm_alu11): New Method.
4308 (Arm_relocate_functions::thm_pc8): New Method.
4309 (Arm_relocate_functions::thm_pc12): New Method.
4310 (Target_arm::Scan::local): Handle the relocations.
4311 (Target_arm::Scan::global): Likewise.
4312 (Target_arm::Relocate::relocate): Likewise.
4313 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4315 2010-01-29 Doug Kwan <dougkwan@google.com>
4317 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4318 of relocation types as ld.
4320 2010-01-29 Doug Kwan <dougkwan@google.com>
4322 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4324 (Arm_relocate_functions::thumb_branch_common): Ditto.
4325 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4326 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4327 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4328 Arm_relocate_functions::jump24): Remove.
4329 (Target_arm::Relocate::relocate): Adjust code to call
4330 Arm_relocation_functions::arm_branch_common and
4331 Arm_relocation_functions::thumb_branch_common instead of their removed
4332 wrappers. Merge switch-cases together to reduce source code size.
4334 2010-01-29 Doug Kwan <dougkwan@google.com>
4336 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4337 output_local_symbol_count_needs_update_.
4338 (Arm_relobj::output_local_symbol_count_needs_update,
4339 Arm_relobj::set_output_local_symbol_count_needs_update,
4340 Arm_relobj::update_output_local_symbol_count): New methods.
4341 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4343 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4344 of pointed function as in a R_ARM_PREL31 relocation.
4345 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4346 for output local symbol count updating.
4347 (Target_arm::do_relax): Update output local symbol counts in objects
4349 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4351 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4353 * arm.cc: Added support for the ARM relocations:
4354 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4355 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4356 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4358 (Arm_relocate_functions::movw_rel): New method.
4359 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4360 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4362 (Arm_relocate_functions::thm_movw_rel): New method.
4363 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4365 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4367 (Target_arm::Scan::global): Likewise.
4368 (Target_arm::Relocate::relocate): Likewise.
4369 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4372 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4374 * arm.cc: Added support for ARM group relocations.
4375 (Target_arm::reloc_needs_sym_origin): New method.
4376 (Arm_relocate_functions::calc_grp_kn): New method.
4377 (Arm_relocate_functions::calc_grp_residual): New method.
4378 (Arm_relocate_functions::calc_grp_gn): New method.
4379 (Arm_relocate_functions::arm_grp_alu): New Method.
4380 (Arm_relocate_functions::arm_grp_ldr): New Method.
4381 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4382 (Arm_relocate_functions::arm_grp_ldc): New Method.
4383 (Target_arm::Scan::local): Handle the ARM group relocations.
4384 (Target_arm::Scan::global): Likewise.
4385 (Target_arm::Relocate::relocate): Likewise.
4386 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4389 2010-01-26 Doug Kwan <dougkwan@google.com>
4391 * arm.cc (set): Include.
4392 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4394 (Arm_output_section::Text_section_list): New type.
4395 (Arm_output_section::append_text_sections_to_list): New method.
4396 (Arm_output_section::fix_exidx_coverage): Ditto.
4397 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4398 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4399 Relobj::set_section_offset() instead of
4400 Sized_relobj::invalidate_section_offset().
4401 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4402 parameter for section headers. Ignore relocation sections for
4403 unallocated sections and EXIDX sections.
4404 (Target_arm::fix_exidx_coverage): New method.
4405 (Target_arm::output_section_address_less_than): New type.
4406 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4407 linked text section instead of the EXIDX section.
4408 (Arm_output_section::create_stub_group): Add an assertion to check
4409 that this is not an EXIDX output section.
4410 (Arm_output_section::append_text_sections_to_list): New method.
4411 (Arm_output_section::fix_exidx_coverage): Ditto.
4412 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4413 Arm_relobj::section_needs_reloc_stub_scanning.
4414 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4416 (Target_arm::fix_exidx_coverage): New method.
4417 * object.h (Relobj::set_output_section): New method.
4418 (Sized_relobj::invalidate_section_offset): Remove method.
4419 (Sized_relobj::do_invalidate_section_offset): Remove method.
4420 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4422 2010-01-25 Doug Kwan <dougkwan@google.com>
4424 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4425 Fix warning due to signed and unsigned comparison on a 32-bit host.
4427 2010-01-22 Doug Kwan <dougkwan@google.com>
4429 * arm.cc (Target_arm::do_relax): Record an output section for section
4430 offset adjustment it contains any stub table that has changed.
4431 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4432 offsets in an output section if necessary.
4433 * output.cc (Output_section::Output_section): Initialize
4434 section_offsets_need_adjustments_.
4435 (Output_section::add_input_section_for_script): Renamed to
4436 Output_section::add_simple_input_section.
4437 (Output_section::save_states): Add a comment.
4438 (Output_section::discard_states): New method defintion.
4439 (Output_section::adjust_section_offsets): Same.
4440 * output.h (Output_section::add_input_section_for_script): Renamed to
4441 Output_section::add_simple_input_section.
4442 (Output_section::discard_states): New method declaration.
4443 (Output_section::adjust_section_offsets): Same.
4444 (Output_section::section_offsets_need_adjustment,
4445 Output_section::set_section_offsets_need_adjustment): New method
4447 (Output_section::section_offsets_need_adjustment_): New data member.
4448 * script-sections.cc
4449 (Output_section_element_input::set_section_address): Adjust code for
4450 renaming of Output_section::add_input_section_for_script.
4451 (Orphan_output_section::set_section_address): Same.
4453 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4455 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4456 Fix_v4bx enum values .
4457 * gold/options.h (General_options): New option definitions.
4458 (General_options::fix_v4bx): New method.
4459 (General_options::Fix_v4bx): New enum.
4460 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4461 (General_options::parse_fix_v4bx_interworking): New method.
4463 2010-01-22 Doug Kwan <dougkwan@google.com>
4465 * arm.cc (Arm_exidx_fixup): New class.
4467 2010-01-21 Doug Kwan <dougkwan@google.com>
4469 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4471 (Arm_exidx_section_offset_map): New type.
4473 2010-01-21 Doug Kwan <dougkwan@google.com>
4475 * arm.cc (Arm_exidx_input_section): New class.
4476 (Arm_relobj::exidx_input_section_by_link,
4477 Arm_relobj::exidx_input_section_by_shndx,
4478 Arm_relobj::make_exidx_input_section): New methods.
4479 (read_arm_attributes_section): Remove.
4480 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4481 information about them.
4482 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4485 2010-01-20 Doug Kwan <dougkwan@google.com>
4487 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4488 Input_section_specifier to Section_id.
4489 (Target_arm::new_arm_input_section: Adjust code for change of key
4491 (Target_arm::find_arm_input_section): Ditto.
4492 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4493 (Section_id): Remove.
4494 (Garbage_collection::Section_id_hash): Remove.
4495 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4496 (Section_id): Remove.
4497 (Icf::Section_id_hash): Remove.
4498 * object.h (Section_id, Const_section_id, Section_id_hash,
4499 Const_section_id_hash): New type definitions.
4500 * output.cc (Output_section::add_relaxed_input_section): Change to
4501 use Const_section_id instead of Input_section_specifier as key type.
4502 (Output_section::add_merge_input_section): Ditto.
4503 (Output_section::build_relaxation_map): Change to use Section_id
4504 instead of Input_section_specifier as key type.
4505 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4507 (Output_section::convert_input_sections_to_relaxed_sections): Change
4508 to use Const_section_id instead of Input_section_specifier as key type.
4509 (Output_section::find_merge_section): Ditto.
4510 (Output_section::find_relaxed_input_section): Ditto.
4511 * output.h (Input_section_specifier): Remove class.
4512 (Output_section::Output_section_data_by_input_section_map): Change
4513 key type to Const_section_id.
4514 (Output_section::Output_relaxed_input_section_by_input_section_map):
4516 (Output_section::Relaxation_map): Change key type to Section_id.
4518 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4520 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4521 (class Arm_v4bx_stub): New class.
4522 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4523 (Stub_factory::make_arm_v4bx_stub): New method.
4524 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4525 (Stub_table::empty): Handle v4bx stubs.
4526 (Stub_table::add_arm_v4bx_stub): New method.
4527 (Stub_table::find_arm_v4bx_stub): New method.
4528 (Arm_relocate_functions::v4bx): New method.
4529 (Target_arm::fix_v4bx): New method.
4530 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4531 (Stub_table::relocate_stubs): Likewise.
4532 (Stub_table::do_write): Likewise.
4533 (Stub_table::update_data_size_and_addralign): Likewise.
4534 (Stub_table::finalize_stubs): Likewise.
4535 (Target_arm::Scan::local): Likewise.
4536 (Target_arm::Scan::global): Likewise.
4537 (Target_arm::do_finalize_sections): Likewise.
4538 (Target_arm::Relocate::relocate): Likewise.
4539 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4541 (Target_arm::scan_reloc_for_stub): Likewise.
4542 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4544 2010-01-19 Ian Lance Taylor <iant@google.com>
4546 * output.cc (Output_section_headers::do_sized_write): Write large
4547 segment count to sh_info field.
4548 (Output_file_header::do_sized_write): For large segment count,
4549 write PN_XNUM to e_phnum field.
4551 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4553 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4554 (Arm_relocate_functions::thm_jump8): New function.
4555 (Arm_relocate_functions::thm_jump11): New function.
4556 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4558 (Target_arm::Scan::global): Likewise.
4559 (Target_arm::Relocate::relocate): Likewise.
4560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4563 2010-01-14 Doug Kwan <dougkwan@google.com>
4565 * arm.cc (map, utility): Include headers.
4566 (Target_arm::apply_cortex_a8_workaround): New method.
4567 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4568 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4569 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4570 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4571 the --[no-]fix-cortex-a8 command line options.
4572 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4573 (Target_arm::relocate_stub): Use addend in instruction template.
4574 * options.h (DEFINE_bool): Set the user-set flag.
4575 (General_options): Add --[no-]-fix-cortex options.
4576 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4577 : Update fast look-up map after conversion.
4579 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4581 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4582 in the first pass of do_layout.
4584 2010-01-13 Doug Kwan <dougkwan@google.com>
4586 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4587 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4588 apparent compiler problem of not folding static constant integral
4589 data members of elfcpp::Elf_sizes<32>.
4591 2010-01-13 Doug Kwan <dougkwan@google.com>
4593 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4594 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4595 Arm_relobj::scan_section_for_cortex_a8_erratum,
4596 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4597 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4598 sections to scan for relocation stubs into a new method
4599 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4600 relocation and Cortex-A8 stub scanning.
4601 (Target_arm::do_relax): Force stubs to be after stubbed sections
4602 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4603 the beginning of a new relaxation pass. Update a comment.
4604 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4606 2010-01-12 Ian Lance Taylor <iant@google.com>
4608 * target-reloc.h (visibility_error): New inline function.
4609 (relocate_section): Call visibility_error.
4610 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4611 (MOSTLYCLEANFILES): Likewise.
4612 (protected_4_pic.o, protected_3.err): New targets.
4613 * testsuite/protected_4.cc: New file.
4615 2010-01-12 Doug Kwan <dougkwan@google.com>
4617 * arm.cc (Cortex_a8_reloc): New class.
4618 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4619 and cortex_a8_relocs_info_.
4620 (Target_arm::fix_cortex_a8): New method definition.
4621 (Target_arm::Cortex_a8_relocs_info): New type.
4622 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4623 New data member declarations.
4624 (Target_arm::scan_reloc_for_stub): Record information about
4625 relocations for THUMB branches that might be exempted from the
4626 Cortex-A8 workaround.
4627 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4628 at the beginning of a relaxation pass.
4630 2010-01-12 Doug Kwan <dougkwan@google.com>
4632 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4633 (Arm_relobj::Mapping_symbol_position,
4634 Arm_reloj::Mapping_symbol_position_less,
4635 Arm_relobj::Mapping_symbols_info): New types.
4636 (Target_arm::is_mapping_symbol_name): New method definition.
4637 (Arm_relobj::do_count_local_symbols): Save information about mapping
4640 2010-01-11 Doug Kwan <dougkwan@google.com>
4642 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4643 Arm_relocate_functions::thumb32_branch_upper,
4644 Arm_relocate_functions::thumb32_branch_lower,
4645 Arm_relocate_functions::thumb32_cond_branch_offset,
4646 Arm_relocate_functions::thumb32_cond_branch_upper,
4647 Arm_relocate_functions::thumb32_cond_branch_lower,
4648 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4649 branch offset encoding.
4650 (Arm_relocate_functions::thumb_branch_common): Use new branch
4651 offset encoding methods to avoid code duplication.
4652 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4653 (Stub_addend_reader::operator()): Use new branch encoding method
4654 to avoid code duplication.
4656 2010-01-11 Doug Kwan <dougkwan@google.com>
4658 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4659 (Target_arm::do_finalize_sections): Define special EXIDX section
4660 symbols only if referenced.
4661 * gc.h (Garbage_collection::add_reference): New method.
4662 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4665 2010-01-11 Ian Lance Taylor <iant@google.com>
4667 * script.cc (Version_script_info::build_expression_list_lookup):
4668 Change complaing about duplicate wildcard match from error to
4671 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4673 (Version_script_info::Version_script_info): Initialize globs_,
4674 default_version_, default_is_global_, and exact_. Don't
4675 initialize globals_ or locals_.
4676 (Version_script_info::build_lookup_tables): Build local symbols
4678 (Version_script_info::unquote): New function.
4679 (Version_script_info::add_exact_match): New function.
4680 (Version_script_info::build_expression_list_lookup): Remove lookup
4681 parameter. Add is_global parameter. Change all callers. Handle
4682 wildcard pattern specially. Unquote pattern. Call
4684 (Version_script_info::get_name_to_match): New function.
4685 (Version_script_info::get_symbol_version): New function.
4686 (Version_script_info::get_symbol_version_helper): Remove.
4687 (Version_script_info::check_unmatched_names): Call unquote.
4688 * script.h (class Version_script_info): Change get_symbol_version
4689 to be non-inline and add is_global parameter; change all callers.
4690 Rewrite symbol_is_local. Update declarations. Define struct
4691 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4692 Remove globals_ and locals_ members. Add exact_, globs_,
4693 default_version_, is_global_.
4694 (Version_script_info::Glob): Remove pattern, add expression and
4695 is_global. Update constructor. Change all callers.
4696 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4698 (Versions::symbol_section_contents): If a symbol is undefined, or
4699 defined in a dynamic object, set the version index to
4701 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4703 (Symbol_table::add_from_pluginobj): Likewise.
4704 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4706 2010-01-11 Doug Kwan <dougkwan@google.com>
4708 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4709 (incremental_dump_LDADD): Add linking option for libintl.
4710 * Makefile.in: Regenerate.
4712 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4715 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4717 * testsuite/Makefile.in: Regenerated.
4719 2010-01-10 Doug Kwan <dougkwan@google.com>
4721 * options.h (DEFINE_var): Use parentheses around argument varname__
4722 in macro body to avoid any unintended subsequent substitutions.
4724 2010-01-10 Ian Lance Taylor <iant@google.com>
4726 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4727 candidates before doing symbol resolution.
4729 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4730 ODR candidates if only one is weak.
4732 2010-01-08 Ian Lance Taylor <iant@google.com>
4734 * script.cc (Version_script_info::build_expression_list_lookup):
4735 Don't warn about ambiguous version, just record the ambiguity.
4736 (Version_script_info::get_symbol_version_helper): Give error if
4737 version is ambiguous.
4739 2010-01-08 Doug Kwan <dougkwan@google.com>
4741 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4742 prev_data_size_ and prev_addralign_. Remove initializer for
4743 deleted data member has_been_changed_.
4744 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4745 to determine if the table is empty.
4746 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4748 (Stub_table::add_reloc_stub): Define method in class definition
4749 instead of just declaring it there.
4750 (Stub_table::add_cortex_a8_stub): New method definition.
4751 (Stub_table::update_data_size_and_addralign): Ditto.
4752 (Stub_table::finalize_stubs): Ditto.
4753 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4754 (Stub_table::do_addralign_): Return address alignment in the
4755 (Stub_table::do_reset_address_and_file_offset): Define method in
4756 class definition instead of declaring it there. Set current data
4757 size to be the data size of the previous pass.
4758 (Stub_table::set_final_data_size): Use current data size as the
4760 (Stub_table::relocate_stub): Change parameter type of stub from
4761 Reloc_stub pointer to Stub pointer.
4762 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4763 (Stub_table::Cortex_a8_stub_list): New typedef.
4764 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4765 Stub_table::prev_addralign_): New data member.
4766 (Arm_relobj::Arm_relobj): Initialize data member
4767 section_has_cortex_a8_workaround_.
4768 (Arm_relobj::section_has_cortex_a8_workaround,
4769 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4771 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4773 (Target_arm::relocate_stub): Change parameter type of stub from
4774 Reloc_stub pointer to Stub pointer.
4775 (Insn_template::size, Insn_template::alignment): Handle
4776 THUMB16_SPECIAL_TYPE.
4777 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4778 Stub_table::update_data_size_and_addralign,
4779 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4781 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4782 (Stub_table::do_write): Ditto.
4783 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4785 2010-01-08 Ian Lance Taylor <iant@google.com>
4788 * symtab.h (class Symbol): Remove fields is_target_special_ and
4789 has_plt_offset_. Add field is_defined_in_discarded_section_.
4790 (Symbol::is_defined_in_discarded_section): New function.
4791 (Symbol::set_is_defined_in_discarded_section): New function.
4792 (Symbol::has_plt_offset): Rewrite.
4793 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4794 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4795 Don't initialize is_target_special_ or has_plt_offset_.
4796 Initialize is_defined_in_discarded_section_.
4797 (Symbol_table::add_from_relobj): If appropriate, set
4798 is_defined_in_discarded_section.
4799 * resolve.cc (Symbol::override_base_with_special): Don't test
4800 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4801 * target-reloc.h (relocate_section): Do special handling for
4802 symbols defined in discarded sections for global symbols as well
4805 2010-01-08 Ian Lance Taylor <iant@google.com>
4807 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4808 the SHT_SYMTAB case.
4810 2010-01-08 Ian Lance Taylor <iant@google.com>
4812 * object.cc (Sized_relobj::do_layout): Don't get confused if
4813 layout_eh_frame returns NULL.
4815 2010-01-08 Ian Lance Taylor <iant@google.com>
4818 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4819 dynamic symbol table, use the normal symbol table.
4820 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4823 2010-01-08 Ian Lance Taylor <iant@google.com>
4826 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4829 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4831 * version.cc (print_version): Change to "Copyright 2010".
4833 2010-01-08 Ian Lance Taylor <iant@google.com>
4837 * i386.cc (class Target_i386): Change return type of plt_section
4839 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4840 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4841 tls_desc_rel_ field.
4842 (Output_data_plt_i386::rel_tls_desc): New function.
4843 (Target_i386::rel_tls_desc_section): New function.
4844 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4845 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4846 R_386_TLS_DESC reloc in rel_tls_desc_section.
4847 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4848 Define struct Tlsdesc_info.
4849 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4850 (Target_x86_64::do_reloc_symbol_index): New function.
4851 (Target_x86_64::add_tlsdesc_info): New function.
4852 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4853 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4855 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4857 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4858 (Target_x86_64::rela_tlsdesc_section): New function.
4859 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4861 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4862 (Target_x86_64::do_reloc_addend): New function.
4863 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4864 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4865 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4866 (Output_reloc::type): New function.
4867 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4868 (Output_reloc::is_target_specific): New function.
4869 (Output_reloc::target_arg): New function.
4870 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4871 absolute relocs and target specific relocs.
4872 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4873 add_target_specific.
4874 (class Output_data_reloc) [SHT_RELA]: Likewise.
4875 * output.cc (Output_reloc::Output_reloc): Add four new versions
4876 for absolute relocs and target specific relocs.
4877 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4878 (Output_reloc::get_symbol_index): Likewise.
4879 (Output_reloc::local_section_offset): Check that local_sym_index_
4880 is not TARGET_CODE or 0.
4881 (Output_reloc::symbol_value): Likewise.
4882 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4884 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4885 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4887 * layout.cc (add_target_dynamic_tags): Use output section for
4888 DT_PLTRELSZ and DT_JMPREL.
4890 2010-01-07 Ian Lance Taylor <iant@google.com>
4893 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4895 (class Output_data_reloc_generic): Define.
4896 (class Output_data_reloc_base): Change base class to
4897 Output_data_reloc_generic. Change add() method to call
4898 bump_relative_reloc_count for a relative reloc. Remove
4900 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4902 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4903 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4905 * layout.h (class Layout): Update declaration.
4907 2010-01-07 Ian Lance Taylor <iant@google.com>
4909 * output.h (class Output_data): Add const version of
4910 output_section and do_output_section.
4911 (class Output_section_data): Add const version of
4913 (class Output_section): Likewise.
4914 * layout.cc (Layout::add_target_dynamic_tags): New function.
4915 * layout.h (class Layout): Update declarations.
4916 * arm.cc (Target_arm::do_finalize_sections): Use
4917 add_target_dynamic_tags.
4918 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4919 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4920 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4921 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4923 2010-01-07 Ian Lance Taylor <iant@google.com>
4926 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4929 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4930 Ian Lance Taylor <iant@google.com>
4933 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4934 Xindex::read_symtab_xindex.
4936 2010-01-07 Doug Kwan <dougkwan@google.com>
4938 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4939 (Insn_template::thumb16_bcond_insn): New method declaration.
4940 (Insn_template): Fix spelling.
4941 (Stub::thumb16_special): New method declaration.
4942 (Stub::do_write): Define virtual method which was previously pure
4944 (Stub::do_thumb16_special): New method declaration.
4945 (Stub::do_fixed_endian_write): New template member.
4946 (Reloc_stub::do_write): Remove.
4947 (Reloc_stub::do_fixed_endian_write): Remove.
4948 (Cortex_a8_stub): New class definition.
4949 (Stub_factory::make_cortex_a8_stub): New method definition.
4950 (Stub_factory::Stub_factory): Add missing static storage class
4951 qualifier for elf32_arm_stub_a8_veneer_blx.
4953 2010-01-07 Ian Lance Taylor <iant@google.com>
4956 * options.h (class General_options): Add --warn-unresolved-symbols
4957 and --error-unresolved-symbols.
4958 * errors.cc (Errors::undefined_symbol): Implement
4959 --warn-unresolved-symbols.
4961 * options.h (class General_options): Add -z text and -z textoff.
4962 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4964 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4966 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4967 (Garbage_collection::cident_sections): New function.
4968 (Garbage_collection::add_cident_section): New function.
4969 (Garbage_collection::cident_sections_): New member.
4970 (gc_process_relocs): Add references to sections whose names are C
4972 * gold.h (cident_section_start_prefix): New constant.
4973 (cident_section_stop_prefix): New constant.
4974 (is_cident): New function.
4975 * layout.cc (Layout::define_section_symbols): Replace string constants
4976 with the newly defined constants.
4977 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4979 * testsuite/Makefile.am: Add gc_orphan_section_test.
4980 * testsuite/Makefile.in: Regenerate.
4981 * testsuite/gc_orphan_section_test.cc: New file.
4982 * testsuite/gc_orphan_section_test.sh: New file.
4984 2010-01-06 Ian Lance Taylor <iant@google.com>
4987 * options.h (class General_options): Add --warn-shared-textrel.
4988 * layout.cc (Layout::finish_dynamic_section): Implement
4989 --warn-shared-textrel.
4992 * options.h (class General_options): Add --warn-multiple-gp.
4994 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4996 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4997 $(THREADSLIB) and $(LIBDL).
4998 * Makefile.in: Rebuild.
5000 2010-01-06 Ian Lance Taylor <iant@google.com>
5003 * options.cc (General_options::parse_section_start): New function.
5004 (General_options::section_start): New function.
5005 (General_options::General_options): Initialize all members.
5006 * options.h: Include <map>
5007 (class General_options): Add --section-start. Add section_starts_
5009 * layout.cc (Layout::attach_allocated_section_to_segment): If
5010 --section-start was used, set the address of the segment. Remove
5011 local sort_sections.
5012 (Layout::relaxation_loop_body): If the address of the load segment
5013 has been set by --section-start, don't use it.
5014 * output.h (Output_segment::update_flags_for_output_section): New
5016 * output.cc (Output_segment::add_output_section): Call
5017 update_flags_for_output_section.
5019 2010-01-05 Ian Lance Taylor <iant@google.com>
5022 * options.h (class General_options): Add --undefined-version.
5023 * script.cc (struct Version_expression): Add was_matched_by_symbol
5025 (Version_script_info::matched_symbol): New function.
5026 (Version_script_info::get_symbol_version_helper): Call
5028 (Version_script_info::check_unmatched_names): New function.
5029 * script.h (class Version_script_info): Update declarations.
5030 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5032 * options.h (class General_options): Use DEFINE_bool_alias for
5033 allow_multiple_definition.
5034 * resolve.cc (Symbol_table::should_override): Don't test
5035 allow_multiple_definition.
5038 * options.h (class General_options): Add --cref.
5039 * main.cc (main): Print cref table if --cref. Don't close mapfile
5040 until after printing cref table.
5041 * cref.cc: Include "symtab.h".
5042 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5043 (Cref_table_compare::operator()): New function.
5044 (Cref_inputs::gather_cref): New function.
5045 (filecol): New static const.
5046 (Cref_inputs::print_cref): New function.
5047 (Cref::print_cref): New function.
5048 * cref.h: Include <cstdio>.
5049 (class Cref): Update declarations.
5050 * mapfile.h (Mapfile::file): New function.
5051 * object.h (class Object): Define Symbols. Declare virtual
5052 do_get_global_symbols.
5053 (Object::get_global_symbols): New function.
5054 * object.cc (Input_objects::add_object): Pass object to cref_ if
5056 (Input_objects::archive_start): Likewise.
5057 (Input_objects::archive_stop): Likewise.
5058 (Input_objects::print_cref): New function.
5059 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5060 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5062 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5064 * plugin.h (class Sized_pluginobj): Update declarations.
5066 2010-01-05 Ian Lance Taylor <iant@google.com>
5068 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5069 to is_default_version. Rename insdef to insdefault.
5070 (Symbol_table::add_from_relobj): Rename def to is_default_version
5071 and local to is_forced_local.
5072 (Symbol_table::add_from_pluginobj): Likewise.
5073 (Symbol_table::add_from_dynobj): Likewise.
5074 (Symbol_table::define_special_symbol): Rename insdef to
5077 2010-01-04 Ian Lance Taylor <iant@google.com>
5080 * options.h (class General_options): Add
5081 --allow-multiple-definition and -z muldefs.
5082 * resolve.cc (Symbol_table::should_override): Don't warn about a
5083 multiple symbol definition if --allow-multiple-definition or -z
5087 * options.h (class General_options): Add --add-needed and
5088 --copy-dt-needed-entries. Tweak --as-needed help entry.
5089 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5090 error if --copy-dt-needed-entries aka --add-needed is used and
5091 would cause a change in behaviour.
5094 * options.h (class General_options): Add -G as a short version of
5095 --shared. Add no-op options -assert, -g, and -i.
5097 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5099 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5100 check for .text or .gnu.linkonce.t sections.
5101 * icf.cc (Icf::find_identical_sections): Ditto.
5102 Change the detection for mangled function name within the section
5104 * icf.h (is_section_foldable_candidate): New function.
5106 2009-12-30 Ian Lance Taylor <iant@google.com>
5109 * options.h (class General_options): Permit two dashes with
5110 --retain-symbols-file.
5112 2009-12-30 Ian Lance Taylor <iant@google.com>
5115 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5116 don't put the file header and segment headers in the text
5120 * common.cc (Sort_commons::operator()): Stabilize sort when both
5122 (Symbol_table::do_allocate_commons_list): When allocating common
5123 symbols, skip a symbol which is no longer common.
5124 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5125 an object before checking its type.
5126 * testsuite/common_test_2.c: New file.
5127 * testsuite/common_test_3.c: New file.
5128 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5129 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5130 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5131 (common_test_2_pic.o, common_test_2.so): New targets.
5132 (common_test_3_pic.o, common_test_3.so): New targets.
5133 * testsuite/Makefile.in: Rebuild.
5136 * script.cc (read_input_script): If we see a new SECTIONS clause,
5137 and we have added an input section, give an error.
5138 * layout.h (class Layout): Add have_added_input_section function.
5139 Add have_added_input_section_ field.
5140 * layout.cc (Layout::Layout): Initialize
5141 have_added_input_section_.
5142 (Layout::layout): Set have_added_input_section_.
5143 (Layout::layout_eh_frame): Likewise.
5145 2009-12-30 Ian Lance Taylor <iant@google.com>
5148 * options.h (class General_options): Add --sort-common option.
5149 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5150 * common.cc (Sort_common): Add sort_order parameter to
5151 constructor. Add sort_order_ field.
5152 (Sort_commons::operator): Check sort_order_.
5153 (Symbol_table::allocate_commons): Determine the sort order.
5154 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5156 (Symbol_table::do_allocate_commons_list): Likewise.
5158 2009-12-30 Ian Lance Taylor <iant@google.com>
5161 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5162 symbols from this object, don't change the visibility of an
5164 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5166 2009-12-30 Ian Lance Taylor <iant@google.com>
5169 * script.h (class Version_script_info): Define Language enum.
5170 Update declarations. Define Glob, Exact, and Lookup types. Add
5171 new fields globals_, locals_, and is_finalized_.
5172 * script.cc: Various formatting fixes.
5173 (class Parser_closure): Change language_stack_ from a vector of
5174 std::string to one of Version_script_info::Language. Adjust all
5176 (class Lazy_demangler): Remove.
5177 (struct Version_expression): Change language from std::string to
5178 Version_script_info::Language.
5179 (Version_script_info::Version_script_info): New function.
5180 (Version_script_info::~Version_script_info): Don't call clear.
5181 (Version_script_info::finalize): New function.
5182 (Version_script_info::build_lookup_tables): New function.
5183 (Version_script_info::build_expression_list_lookup): New
5185 (Version_script_info::get_symbol_version_helper): Rewrite to use
5187 (Version_script_info::print_expression_list): Adjust to use
5188 Version_script_info::Language.
5189 (script_push_lex_into_version_mode): Check that the version script
5190 has not been finalized.
5191 (version_script_push_lang): Change language string to
5192 Version_script_info::Language.
5193 * options.cc (Command_line::version_script): New function.
5194 * options.h (class General_options): Add finalize_dynamic_list
5195 function. Change version_script from declaration to definition.
5196 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5197 * testsuite/version_script.map: Remove duplicate def of foo.
5198 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5200 * testsuite/Makefile.in: Rebuild.
5202 2009-12-30 Ian Lance Taylor <iant@google.com>
5205 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5206 if the input symbol index is 0, make the output symbol index 0.
5208 2009-12-30 Ian Lance Taylor <iant@google.com>
5211 * options.h (class General_options): Add -x/--discard-all.
5212 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5213 --discard-all. If the local symbol needs a dynamic entry, check
5214 that before handling --discard-locals.
5216 2009-12-30 Ian Lance Taylor <iant@google.com>
5219 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5221 (Output_segment::add_output_section): Don't change the flags if
5225 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5226 GNU hash table if they need a dynamic value. Otherwise, don't add
5227 them if they are defined in a dynamic object or are forced local.
5229 2009-12-29 Ian Lance Taylor <iant@google.com>
5232 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5233 .gnu.hash table for a 32-bit target.
5236 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5237 regular and a dynamic object only needs a dynamic symbol table
5238 entry if it is externally visible.
5241 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5242 constructor. Add global_offset_table_ field.
5243 (Target_i386::got_section): Set global_offset_table_.
5244 (Target_i386::do_finalize_sections): Set global_offset_table_
5246 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5247 in constructor. Add global_offset_table_ field.
5248 (Target_x86_64::got_section): Set global_offset_table_.
5249 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5252 * layout.cc (Layout::Layout): Initialize increase_relro_.
5253 (Layout::get_output_section): Add is_relro, is_last_relro, and
5254 is_first_non_relro parameters. Change all callers.
5255 (Layout::choose_output_section): Likewise.
5256 (Layout::add_output_section_data): Likewise.
5257 (Layout::make_output_section): Likewise.
5258 (Layout::set_segment_offsets): Clear increase_relro when using a
5260 * layout.h (class Layout): Add increase_relro method. Add
5261 increase_relro_ field. Update declarations.
5262 * output.cc (Output_section::Output_section): Initialize
5263 is_last_relro_ and is_first_non_relro_.
5264 (Output_segment::add_output_section): Group relro sections is
5265 do_sort is true. Handle is_last_relro and is_first_non_relro.
5266 (Output_segment::maximum_alignment): Remove relro handling.
5267 (Output_segment::set_section_addresses): Add increase_relro
5268 parameter. Change all callers. Add initial alignment to align
5269 relro sections on separate page. Remove old relro handling.
5270 (Output_segment::set_section_list_addresses): Remove in_relro
5271 parameter. Change all callers.
5272 (Output_segment::set_offset): Add increase parameter. Change all
5273 callers. Remove old relro handling.
5274 * output.h (class Output_section): Add new methods: is_last_relro,
5275 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5276 Add is_last_relro_ and is_first_non_relro_ fields.
5277 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5278 Create separate .got.plt section. Call increase_relro.
5279 * x86_64.cc (Target_x86_64::got_section): Likewise.
5280 * testsuite/relro_script_test.t: Add .got.plt.
5283 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5284 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5285 (Layout::finalize): Call set_dynamic_symbol_size.
5286 (Layout::set_dynamic_symbol_size): New function.
5287 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5288 set_dynamic_symbol_size.
5291 * output.h (class Output_section): Add is_entsize_zero_ field.
5292 * output.cc (Output_section::Output_section): Initialize
5294 (Output_section::set_entsize): If two different entsizes are
5295 requested, force it to zero.
5296 (Output_section::add_input_section): Set flags for .debug_str
5297 before updating section flags. Set entsize.
5298 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5299 and SHF_STRING if all input sections have those flags.
5301 2009-12-29 Rafael Espindola <espindola@google.com>
5303 * main.cc (main): Fix the sys time reporting.
5304 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5307 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5309 * options.cc (General_options::parse_version): Allow -v to exit
5310 without an error if there is nothing to link.
5312 2009-12-29 Ian Lance Taylor <iant@google.com>
5314 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5315 using a version of gcc before 4.1.
5316 * configure: Rebuild.
5318 2009-12-28 Chris Demetriou <cgd@google.com>
5320 * attributes.cc (Output_attributes_section_data::do_write): Use
5321 std::vector::front rather than std::vector::data.
5323 2009-12-28 Ian Lance Taylor <iant@google.com>
5325 * symtab.h (class Symbol_table): Add enum Defined.
5326 * resolve.cc (Symbol_table::should_override): Add defined
5327 parameter. Change all callers. Test whether object is NULL
5328 before calling a method on it.
5329 (Symbol_table::report_resolve_problem): Add defined parameter.
5331 (Symbol_table::should_override_with_special): Likewise.
5332 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5333 parameter. Change all callers.
5334 (Symbol_table::do_define_in_output_data): Likewise.
5335 (Symbol_table::define_in_output_segment): Likewise.
5336 (Symbol_table::do_define_in_output_segment): Likewise.
5337 (Symbol_table::define_as_constant): Likewise.
5338 (Symbol_table::do_define_as_constant): Likewise.
5339 * script.h (class Symbol_assignment): Add is_defsym parameter to
5340 constructor; change all callers.
5341 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5342 parameter. Change all callers. Add is_defsym_ field.
5343 (class Parser_closure): Add parsing_defsym parameter to
5344 constructor; change all callers. Add parsing_defsym accessor
5345 function. Add parsing_defsym_ field.
5347 2009-12-28 Ian Lance Taylor <iant@google.com>
5349 * gold.cc (queue_middle_tasks): Fix formatting.
5350 * object.cc (Relobj::is_section_name_included): Likewise.
5352 2009-12-23 Ian Lance Taylor <iant@google.com>
5354 * i386.cc (Target_i386::do_calls_non_split): Recognize
5355 -fsplit-stack prologue for a function with a static chain.
5356 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5357 -fsplit-stack prologue when using %r11.
5359 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5361 * options.cc (General_options::parse_version): Make -v continue and do
5362 the link like GNU ld does.
5364 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5366 * Makefile.am (CCFILES): Add timer.cc.
5367 (HFILES): Add timer.h.
5368 * configure.ac: Check for sysconf and times.
5369 * main.cc: include timer.h.
5370 (main): Use Timer instead of get_run_time.
5373 * workqueue.cc: include timer.h.
5374 (Workqueue::find_and_run_task):
5375 Report user, sys and wall time.
5376 * Makefile.in: Regenerate.
5377 * config.in: Regenerate.
5378 * configure: Regenerate.
5380 2009-12-16 Doug Kwan <dougkwan@google.com>
5382 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5384 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5385 relaxed input sections.
5386 * output.cc (Output_section::find_relaxed_input_section): Change
5387 return type to Output_relaxed_input_section pointer. Adjust code
5388 for new type of relaxed_input_section_map_.
5389 * output.h (Output_section::find_relaxed_input_section): Change
5390 return type to Output_relaxed_input_section pointer.
5391 (Output_section::Output_relaxed_input_section_by_input_section_map):
5393 (Output_section::relaxed_input_section_map_): Change type to
5394 Output_section::Output_relaxed_input_section_by_input_section_map.
5395 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5398 2009-12-15 Ian Lance Taylor <iant@google.com>
5400 * layout.cc (Layout::create_shstrtab): Only write out after input
5401 sections if we are compressing debug sections.
5403 2009-12-15 Ian Lance Taylor <iant@google.com>
5405 * archive.cc (Archive::add_symbols): Only look up a symbol without
5406 a version if there is, in fact, a version.
5408 2009-12-14 Ian Lance Taylor <iant@google.com>
5410 Revert -Wshadow changes, all changes from:
5411 2009-12-11 Doug Kwan <dougkwan@google.com>
5412 2009-12-11 Nick Clifton <nickc@redhat.com>
5413 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5415 2009-12-11 Doug Kwan <dougkwan@google.com>
5417 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5419 * attributes.cc (Object_attribute::size): Ditto.
5420 (Attributes_section_data::size): Ditto.
5421 (Attributes_section_data::Attributes_section_data): Ditto.
5422 (Output_attributes_section_data::do_write): Ditto.
5423 * attributes.h (Object_attribute::set_type): Ditto.
5424 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5426 2009-12-11 Nick Clifton <nickc@redhat.com>
5428 * archive.cc: Fix shadowed variable warnings.
5430 * compressed_output.cc: Likewise.
5431 * compressed_output.h: Likewise.
5432 * configure: Likewise.
5433 * dwarf_reader.cc: Likewise.
5434 * dynobj.cc: Likewise.
5435 * dynobj.h: Likewise.
5436 * ehframe.cc: Likewise.
5437 * ehframe.h: Likewise.
5438 * errors.cc: Likewise.
5439 * expression.cc: Likewise.
5440 * fileread.cc: Likewise.
5441 * fileread.h: Likewise.
5442 * freebsd.h: Likewise.
5443 * i386.cc: Likewise.
5445 * incremental.h: Likewise.
5446 * layout.cc: Likewise.
5447 * layout.h: Likewise.
5448 * mapfile.cc: Likewise.
5449 * merge.cc: Likewise.
5450 * merge.h: Likewise.
5451 * object.cc: Likewise.
5452 * object.h: Likewise.
5453 * options.h: Likewise.
5454 * output.cc: Likewise.
5455 * output.h: Likewise.
5456 * parameters.cc: Likewise.
5457 * plugin.cc: Likewise.
5458 * powerpc.cc: Likewise.
5459 * reduced_debug_output.cc: Likewise.
5460 * reduced_debug_output.h: Likewise.
5461 * reloc.cc: Likewise.
5462 * reloc.h: Likewise.
5463 * resolve.cc: Likewise.
5464 * script-sections.cc: Likewise.
5465 * script.cc: Likewise.
5466 * script.h: Likewise.
5467 * sparc.cc: Likewise.
5468 * symtab.cc: Likewise.
5469 * symtab.h: Likewise.
5470 * target-select.cc: Likewise.
5471 * target-select.h: Likewise.
5472 * token.h: Likewise.
5473 * workqueue.cc: Likewise.
5474 * workqueue.h: Likewise.
5475 * x86_64.cc: Likewise.
5477 2009-12-10 Doug Kwan <dougkwan@google.com>
5479 * arm.cc (attributes.h): New include.
5480 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5481 (Arm_relobj::~Arm_relobj): Delete object pointed by
5482 attributes_section_data_.
5483 (Arm_relobj::attributes_section_data): New method definition.
5484 (Arm_relobj::attributes_section_data_): New data member declaration.
5485 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5486 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5487 attributes_section_data_.
5488 (Arm_dynobj::attributes_section_data): New method definition.
5489 (Arm_dynobj::attributes_section_data_): New data member declaration.
5490 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5491 initialization value of may_use_blx_ to false.
5492 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5493 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5494 object attributes to compute results instead of hard-coding.
5495 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5496 Target_arm::get_secondary_compatible_arch,
5497 Target_arm::set_secondary_compatible_arch
5498 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5499 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5500 New method declarations.
5501 (Target_arm::get_aeabi_object_attribute): New method definition.
5502 (Target_arm::attributes_section_data_): New data member declaration.
5503 (read_arm_attributes_section): New template definition.
5504 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5505 (Arm_dynobj::do_read_symbols): Ditto.
5506 (Target_arm::do_finalize_sections): Merge attributes sections from
5507 input. Check for BLX use after attributes section merging.
5508 Fix __exidx_start and __exidx_end visibility. Create an
5509 .ARM.attributes section if necessary.
5510 (Target_arm::get_secondary_compatible_arch,
5511 Target_arm::set_secondary_compatible_arch,
5512 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5513 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5514 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5515 New method definitions.
5517 2009-12-09 Ian Lance Taylor <iant@google.com>
5519 * plugin.cc (Plugin::load): Don't cast from void* to a function
5522 2009-12-09 Ian Lance Taylor <iant@google.com>
5524 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5527 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5529 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5530 Replace two_file_shared_1.so with two_file_shared_2.so.
5531 * testsuite/Makefile.in: Regenerated.
5533 2009-12-08 Doug Kwan <dougkwan@google.com>
5535 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5536 (HFILES): Add attributes.h and int_encoding.h.
5537 * Makefile.in: Regenerate.
5538 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5539 function definitions to int_encoding.cc
5540 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5541 prototypes to int_encoding.h
5542 * reduced_debug_output.cc (int_encoding.h): New include.
5543 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5544 function definitions to int_encoding.cc
5545 (insert_into_vector, read_from_pointer): Move template definitions to
5547 * attributes.cc: New file.
5548 * attributes.h: New file.
5549 * int_encoding.cc: New file.
5550 * int_encoding.h: New file.
5552 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5555 * incremental-dump.cc (dump_incremental_inputs): New.
5556 (main): Use dump_incremental_inputs.
5558 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5561 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5562 checking elfcpp::STT_FUNC.
5563 (Target_i386::Relocate::relocate): Likewise.
5564 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5566 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5567 symbols from shared libraries into normal FUNC symbols.
5569 * symtab.h (Symbol): Add is_func and use it.
5571 2009-12-05 Doug Kwan <dougkwan@google.com>
5573 * arm.cc (Target_arm::arm_info): Initialize new fields
5574 attributes_section and attributes_vendor.
5575 * i386.cc (Target_i386::i386_info): Same.
5576 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5577 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5578 fields attributes_section and attributes_vendor.
5579 * sparc.cc (Target_sparc::sparc_info): Same.
5580 * target.h (Target::attributes_section, Target::attributes_vendor,
5581 Target::is_attributes_section, Target::attribute_arg_type,
5582 Target::attributes_order): New method definitions.
5583 (Target::Target_info::attributes_section,
5584 Target::Target_info::attributes_vendor): New fields.
5585 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5586 virtual method definitions.
5587 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5588 attributes_section and attributes_vendor.
5589 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5591 2009-12-05 Doug Kwan <dougkwan@google.com>
5593 * arm.cc: Update comments about interworking and stub generation.
5594 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5595 considered as non-PIC.
5596 (Arm_relocate_functions::base_abs): Fix formatting.
5597 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5598 of function to use GOT entry address instead of offset.
5599 (Target_arm::Scan::global): Issue an error if a symbol would need a
5600 PLT does not get one because it is untyped. Remove code to create
5601 dynamic symbols for relative branches.
5602 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5603 takes unsigned integer instead of boolean.
5605 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5607 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5608 (two_file_test_LDADD): Likewise.
5609 (common_test_1_LDADD): Likewise.
5610 (exception_test_LDADD) Likewise.
5611 (weak_test_LDADD): Likewise.
5612 (many_sections_test_LDADD): Likewise.
5613 (initpri1_LDADD): Likewise.
5614 (script_test_1_LDADD): Likewise.
5615 (script_test_2_LDADD): Likewise.
5616 (justsyms_LDADD): Likewise.
5617 (binary_test_LDADD): Likewise.
5618 (large_LDADD): Likewise.
5619 * testsuite/Makefile.in: Regenerated.
5621 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5623 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5624 (Symbol_table::override_with_special): Likewise.
5625 (Symbol_table::add_from_object): Likewise.
5627 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5629 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5630 Don't set the data_offset twice.
5632 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5634 * testsuite/Makefile.in: Regenerate.
5636 2009-12-03 Doug Kwan <dougkwan@google.com>
5638 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5639 (Target_arm::do_finalize_sections): Add parameter for symbol table
5640 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5641 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5642 parameter for symbol table pointer.
5643 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5644 an additional parameter for a pointer to symbol table.
5645 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5646 parameter for a symbol table pointer.
5647 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5648 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5650 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5651 parameter for a symbol table pointer.
5653 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5655 * incremental.cc (Incremental_inputs_header)
5656 (Incremental_inputs_header_write, Incremental_inputs_entry)
5657 (Incremental_inputs_entry_write): Move ...
5658 * incremental.h (Incremental_inputs_header)
5659 (Incremental_inputs_header_write, Incremental_inputs_entry)
5660 (Incremental_inputs_entry_write): here.
5662 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5664 * incremental.cc (make_sized_incremental_binary): Set the target.
5665 Error if it is incompatible.
5666 * output.h (Output_file): Add filename method.
5668 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5670 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5671 from the get_* methods.
5673 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5675 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5676 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5677 Write 0 for the data_offset of scripts.
5679 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5681 * testsuite/Makefile.am: Add the incremental_test.sh test.
5682 * testsuite/incremental_test.sh: New.
5683 * testsuite/incremental_test_1.c: New.
5684 * testsuite/incremental_test_2.c: New.
5686 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5688 * incremental-dump.cc (main): Fix typos.
5690 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5693 * incremental-dump.cc (main): Use llu to print 64 bit values.
5695 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5696 H.J. Lu <hongjiu.lu@intel.com>
5698 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5700 (incremental_dump_LDADD): Likewise.
5701 * Makefile.in: Regenerated.
5703 2009-11-25 Doug Kwan <dougkwan@google.com>
5707 2009-11-25 Doug Kwan <dougkwan@google.com>
5709 * arm.cc (Target_arm::Target_arm): Move method definition
5710 outside of class definition. Add code to handle
5711 --target1-rel, --target1-abs and --target2= options.
5712 (Target_arm::get_reloc_reloc_type): Change method to be
5713 non-static and const.
5714 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5715 New data member declaration.
5716 (Target_arm::Scan::local, Target_arm::Scan::global,
5717 Target_arm::Relocate::relocate,
5718 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5719 Adjust call to Target_arm::get_real_reloc_type.
5720 (Target_arm::get_real_reloc_type): Use command line options
5721 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5722 * options.h (--target1-rel, --target1-abs, --target2): New
5725 2009-11-25 Doug Kwan <dougkwan@google.com>
5727 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5728 class definition. Add code to handle --target1-rel, --target1-abs
5729 and --target2= options.
5730 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5732 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5734 (Target_arm::Scan::local, Target_arm::Scan::global,
5735 Target_arm::Relocate::relocate,
5736 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5737 call to Target_arm::get_real_reloc_type.
5738 (Target_arm::get_real_reloc_type): Use command line options to
5739 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5740 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5743 2009-11-25 Doug Kwan <dougkwan@google.com>
5745 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5746 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5747 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5749 (Arm_relocate_functions::thm_call): Replace body with a call to
5750 Arm_relocate_functions::thumb_branch_common.
5751 (Arm_relocate_functions::thm_jump24,
5752 Arm_relocate_functions::thm_xpc22): New method definitions.
5753 (Arm_relocate_functions::thumb_branch_common): New method definition.
5754 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5756 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5757 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5759 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5761 * Makefile.am: Build incremental-dump
5762 * Makefile.in: Regenerate.
5763 * incremental-dump.cc: New.
5764 * incremental.cc (Incremental_inputs_header_data,
5765 Incremental_inputs_entry_data): Move to incremental.h
5766 * incremental.h: (Incremental_inputs_header_data,
5767 Incremental_inputs_entry_data): Move from incremental.cc
5769 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5771 * incremental.cc (Incremental_inputs_header,
5772 Incremental_inputs_header_write, Incremental_inputs_entry,
5773 Incremental_inputs_entry_write): Add a typedef with the data type.
5775 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5777 * incremental.cc (Incremental_inputs_header,
5778 Incremental_inputs_header_write, Incremental_inputs_entry,
5779 Incremental_inputs_entry_write): Update comment about which
5780 type has the filed descriptions.
5782 2009-11-15 Doug Kwan <dougkwan@google.com>
5784 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5785 (Arm_relocate_functions::arm_branch_common): Change method defintion
5786 in class definition to a method declaration and update list of formal
5788 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5789 Arm_relocation_functions::jump24): Adjust call to
5790 Arm_relocate_functions::arm_branch_common. Update list of formal
5792 (Arm_relocate_functions::xpc25): New method definition.
5793 (Arm_relocate_functions::arm_branch_common): Move method defintion
5794 out from class definition. Use stubs for mode-switching and extending
5796 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5797 specially. Change code to enable use of stubs in ARM branches.
5799 2009-11-10 Doug Kwan <dougkwan@google.com>
5801 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5802 in method declaration.
5803 (Target_arm::relocate_stub): New method declaration.
5804 (Target_arm::default_target): Change to return a pointer instead of
5806 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5807 Target_arm::default_target.
5808 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5810 (Target_arm::relocate_section): Adjust view.
5811 (Target_arm::relocate_stub): New method definition.
5813 2009-11-10 Doug Kwan <dougkwan@google.com>
5815 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5817 * incremental.cc (open_incremental_binary): Initialized local
5818 variables to avoid warnings.
5819 * object.cc (make_elf_object): Ditto.
5820 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5823 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5826 * testsuite/plugin_test.c: Include "config.h".
5828 2009-11-09 Doug Kwan <dougkwan@google.com>
5830 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5831 (arm_symbol_value): Remove.
5832 (Arm_relocate_functions::arm_branch_common,
5833 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5834 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5835 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5836 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5837 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5838 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5839 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5840 Arm_relocate_functions::thm_mobw_abs_nc,
5841 Arm_relocate_functions::thm_mov_abs,
5842 Arm_relocate_functions::movw_prel_nc,
5843 Arm_relocate_functions::thm_movt_abs,
5844 Arm_relocate_functions::movt_prel,
5845 Arm_relocate_functions::thm_movw_prel_nc,
5846 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5847 (Target_arm::Relocate::relocate): Only decompose address into two
5848 parts if relocation type uses the thumb-bit and pass the actual
5849 bit instead of a flag indicating that the thumb-bit is used. Adjust
5850 calls to methods in Arm_relocate_functions for this change.
5852 2009-11-08 Ian Lance Taylor <iant@google.com>
5855 * reloc.cc: Instantiate
5856 Sized_relobj::initialize_input_to_output_maps and
5857 Sized_relobj:free_input_to_output_maps.
5859 2009-11-06 Ian Lance Taylor <iant@google.com>
5862 * defstd.cc (in_segment): Set only_if_ref true for "end".
5864 2009-11-06 Doug Kwan <dougkwan@google.com>
5866 * arm.cc (class Reloc_stub): Correct a comment.
5867 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5868 (Target_arm::scan_section_for_stubs): New method declaration.
5869 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5870 Change methods from private to protected.
5871 (Target_arm::do_may_relax): New method definition.
5872 (Target_arm::do_relax, Target_arm::group_sections,
5873 Target_arm::scan_reloc_for_stub,
5874 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5875 (Target_arm::arm_input_section_map_): New data member declaration.
5876 (Target_arm::scan_reloc_for_stub,
5877 Target_arm::scan_reloc_section_for_stubs,
5878 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5879 Target_arm::do_relax): New method definitions.
5881 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5883 * configure.ac: Check for (struct stat)::st_mtim
5884 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5885 * config.in: Regenerate.
5886 * configure: Regenerate.
5888 2009-11-05 Ian Lance Taylor <iant@google.com>
5891 * output.cc (Output_segment::add_output_section): Add missing
5894 2009-11-04 Ian Lance Taylor <iant@google.com>
5897 * object.h (class Object): Add is_needed and set_is_needed
5898 methods. Add is_needed_ field. Make bool fields into bitfields.
5899 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5900 defined in a dynamic object and referenced by a regular object,
5901 set is_needed for the dynamic object.
5902 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5903 if the file is marked with as_needed and it is not needed.
5905 2009-11-04 Ian Lance Taylor <iant@google.com>
5908 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5909 tags if data is discarded by linker script.
5910 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5911 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5912 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5913 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5915 2009-11-04 Ian Lance Taylor <iant@google.com>
5917 * layout.cc (Layout::get_output_section): Add is_interp and
5918 is_dynamic_linker_section parameters. Change all callers.
5919 (Layout::choose_output_section): Likewise.
5920 (Layout::make_output_section): Likewise.
5921 (Layout::add_output_section_data): Add is_dynamic_linker_section
5922 parameter. Change all callers.
5923 * layout.h (class Layout): Update declarations.
5924 * output.h (class Output_section): Add is_interp, set_is_interp,
5925 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5926 Add is_interp_, is_dynamic_linker_section_ fields. Change
5927 generate_code_fills_at_write_ to a bitfield.
5928 * output.cc (Output_section::Output_sections): Initialize new
5930 (Output_segment::add_output_section): Add do_sort parameter.
5933 2009-11-03 Ian Lance Taylor <iant@google.com>
5936 * options.h (class General_options): Add --warn-common.
5937 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5938 merging two common symbols.
5939 (Symbol_table::should_override): Handle --warn-common when merging
5940 a common symbol with a defined symbol. Use report_resolve_problem
5941 for multiple definitions.
5942 (Symbol_table::report_resolve_problem): New function.
5943 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5945 2009-11-03 Doug Kwan <dougkwan@google.com>
5947 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5949 (Target_arm::stub_factory): New method definition.
5950 (Target_arm::new_arm_input_section,
5951 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5952 Target_arm::reloc_uses_thumb_bit): New method declarations.
5953 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5954 New type definitions.
5955 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5956 member declarations.
5957 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5958 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5959 New method definitions.
5961 2009-11-03 Ian Lance Taylor <iant@google.com>
5963 * options.h (class General_options): Add --warn_constructors.
5965 2009-11-03 Ian Lance Taylor <iant@google.com>
5968 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5969 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5971 2009-11-03 Ian Lance Taylor <iant@google.com>
5974 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5975 --msgid-bugs-address.
5976 (install-pdf): New target.
5977 (install-data_yes): Look up one directory to find mkinstalldirs.
5979 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5981 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5984 2009-10-30 Doug Kwan <dougkwan@google.com>
5986 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5988 2009-10-30 Doug Kwan <dougkwan@google.com>
5990 * arm.cc (Stub_addend_reader): New struct template definition
5991 and partial specializations.
5992 (Stub_addend_reader::operator()): New method definition for a
5993 partially specialized template.
5995 2009-10-30 Doug Kwan <dougkwan@google.com>
5997 * arm.cc (Arm_relobj::processor_specific_flags): New method
5999 (Arm_relobj::do_read_symbols): New method declaration.
6000 (Arm_relobj::processor_specific_flags_): New data member declaration.
6001 (Arm_dynobj): New class definition.
6002 (Target_arm::do_finalize_sections): Add input_objects parameter.
6003 (Target_arm::do_adjust_elf_header): New method declaration.
6004 (Target_arm::are_eabi_versions_compatible,
6005 (Target_arm::merge_processor_specific_flags): New method declaration.
6006 (Target_arm::do_make_elf_object): New overloaded method definitions
6008 (Arm_relobj::do_read_symbols): New method definition.
6009 (Arm_dynobj::do_read_symbols): Ditto.
6010 (Target_arm::do_finalize_sections): Add input_objects parameters.
6011 Merge processor-specific flags from all input objects.
6012 (Target_arm::are_eabi_versions_compatible,
6013 Target_arm::merge_processor_specific_flags,
6014 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6015 New method definitions.
6016 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6017 Input_objects pointer type parameter.
6018 * layout.cc (Layout::finalize): Pass input objects to target's.
6019 finalize_sections function.
6020 * output.cc (Output_file_header::do_sized_write): Set ELF file
6021 header's processor-specific flags.
6022 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6023 Input_objects pointer type parameter.
6024 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6025 * target.h (Input_objects): New forward class declaration.
6026 (Target::processor_specific_flags,
6027 Target::are_processor_specific_flags_sect): New method definitions.
6028 (Target::finalize_sections): Add input_objects parameter.
6029 (Target::Target): Initialize processor_specific_flags_ and
6030 are_processor_specific_flags_set_.
6031 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6033 (Target::set_processor_specific_flags): New method definition.
6034 (Target::processor_specific_flags_,
6035 Target::are_processor_specific_flags_set_): New data member
6037 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6038 Input_objects pointer type parameter.
6040 2009-10-30 Doug Kwan <dougkwan@google.com>
6042 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6044 2009-10-28 Ian Lance Taylor <iant@google.com>
6046 * object.h (class Relobj): Drop options parameter from
6047 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6048 do_scan_relocs, do_relocate. Change all callers.
6049 (class Sized_relobj): Drop options parameters from
6050 do_gc_process_relocs, do_scan_relocs, do_relocate,
6051 do_relocate_sections, relocate_sections, emit_relocs_scan,
6052 emit_relocs_scan_reltype. Change all callers.
6053 (struct Relocate_info): Remove options field and all references to
6055 * reloc.h (class Read_relocs): Remove options constructor
6056 parameter and options_ field. Change all callers.
6057 (class Gc_process_relocs, class Scan_relocs): Likewise.
6058 (class Relocate_task): Likewise.
6059 * target-reloc.h (scan_relocs): Remove options parameter. Change
6061 (scan_relocatable_relocs): Likewise.
6062 * target.h (class Sized_target): Remove options parameter from
6063 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6065 * gc.h (gc_process_relocs): Remove options parameter. Change all
6067 * arm.cc: Update functions to remove options parameters.
6068 * i386.cc: Likewise.
6069 * powerpc.cc: Likewise.
6070 * sparc.cc: Likewise.
6071 * x86_64.cc: Likewise.
6072 * testsuite/testfile.cc: Likewise.
6074 2009-10-28 Doug Kwan <dougkwan@google.com>
6076 * arm.cc (Arm_relobj): New class definition.
6077 (Arm_relobj::scan_sections_for_stubs,
6078 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6079 New method definitions.
6081 2009-10-28 Cary Coutant <ccoutant@google.com>
6083 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6084 (Plugin::cleanup_done_): New member.
6085 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6086 (Plugin_manager::cleanup_done_): Remove.
6087 (Plugin_manager::add_input_file): Edit error message.
6088 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6089 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6091 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6093 * fileread.cc: (File_read::View::~View): Use the new
6094 data_ownership_ filed.
6095 (File_read::~File_read): Dispose the new whole_file_view_.
6096 (File_read::open): Mmap the whole file if needed.
6097 (File_read::open): Use whole_file_view_ instead of contents_.
6098 (File_read::find_view): Use whole_file_view_ if applicable.
6099 (File_read::do_read): Use whole_file_view_ instead of contents_.
6100 (File_read::make_view): Use whole_file_view_ instead of contents_,
6101 update File_read::View::View call.
6102 (File_read::find_or_make_view): Update File_read::View::View
6104 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6106 (File_read::View::Data_ownership): New enum.
6107 (File_read::View::View): Replace bool mapped_ with Data_ownership
6109 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6110 (File_read::View::data_ownership_): New field.
6111 (File_read::contents_): Remove (replaced by whole_file_view_).
6112 (File_read::whole_file_view_): New field.
6113 * options.h (class General_options): Add --keep-files-mapped.
6115 2009-10-27 Cary Coutant <ccoutant@google.com>
6117 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6118 * testsuite/Makefile.am (plugin_test_5): New test case.
6119 * testsuite/Makefile.in: Regenerate.
6121 2009-10-25 Doug Kwan <dougkwan@google.com>
6123 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6124 from private to protected to allow access by child class.
6125 (Sized_relobj::do_relocate_sections): New method declaration.
6126 (Sized_relobj::relocate_sections): Virtualize.
6127 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6128 Sized_relobj::relocate_sections. Instantiate template explicitly
6129 for different target sizes and endianity.
6131 2009-10-24 Doug Kwan <dougkwan@google.com>
6133 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6134 (Arm_input_section::as_arm_input_section): New method.
6135 (Arm_output_section): New class definition.
6136 (Arm_output_section::create_stub_group,
6137 Arm_output_section::group_sections): New method definitions.
6139 2009-10-22 Doug Kwan <dougkwan@google.com>
6141 * arm.cc (Arm_input_section): New class definition.
6142 (Arm_input_section::init, Arm_input_section:do_write,
6143 Arm_input_section::set_final_data_size,
6144 Arm_input_section::do_reset_address_and_file_offset): New method
6147 2009-10-21 Doug Kwan <dougkwan@google.com>
6149 * arm.cc (Stub_table, Arm_input_section): New forward class
6151 (Stub_table): New class defintion.
6152 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6153 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6154 New method definition.
6156 2009-10-21 Doug Kwan <dougkwan@google.com>
6158 * arm.cc: Update copyright comments.
6159 (Target_arm): New forward class template declaration.
6160 (Arm_address): New type.
6161 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6162 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6163 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6165 (Insn_template): Same.
6166 (DEF_STUBS): New macro.
6167 (Stub_type): New enum type.
6168 (Stub_template): New class definition.
6171 (Stub_factory): Same.
6172 (Target_arm::Target_arm): Initialize may_use_blx_ and
6173 should_force_pic_veneer_.
6174 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6175 Target_arm::should_force_pic_veneer,
6176 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6177 Target_arm::using_thumb_only, Target_arm:;default_target): New
6179 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6180 New data member declarations.
6181 (Insn_template::size, Insn_template::alignment): New method defintions.
6182 (Stub_template::Stub_template): New method definition.
6183 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6184 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6185 (Stub_factory::Stub_factory): New method definition.
6186 * gold.h (string_hash): New template.
6187 * output.h (Input_section_specifier::hash_value): Use
6189 (Input_section_specifier::string_hash): Remove.
6190 * stringpool.cc (Stringpool_template::string_hash): Use
6193 2009-10-20 Doug Kwan <dougkwan@google.com>
6195 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6196 symbols of relaxed input sections.
6197 * output.h (Output_section::find_relaxed_input_section): Make
6200 2009-10-16 Doug Kwan <dougkwan@google.com>
6202 * dynobj.cc (Versions::Versions): Initialize version_script_.
6203 Only insert base version symbol definition for a shared object
6204 if version script defines any version versions.
6205 (Versions::define_base_version): New method definition.
6206 (Versions::add_def): Check that base version is not needed.
6207 (Versions::add_need): Define base version lazily.
6208 * dynobj.h (Versions::define_base_version): New method declaration.
6209 (Versions::needs_base_version_): New data member declaration.
6210 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6211 (check_DATA): Add no_version_test.stdout.
6212 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6214 * testsuite/Makefile.in: Regenerate.
6215 * testsuite/no_version_test.c: New file.
6216 * testsuite/no_version_test.sh: Ditto.
6218 2009-10-16 Doug Kwan <dougkwan@google.com>
6220 * expression.cc (class Segment_start_expression): New class definition.
6221 (Segment_start_expression::value): New method definition.
6222 (script_exp_function_segment_start): Return a new
6223 Segment_start_expression.
6224 * gold/script-c.h (script_saw_segment_start_expression): New function
6226 * script-sections.cc (Script_sections::Script_sections): Initialize
6227 SAW_SEGMENT_START_EXPRESSION_ to false.
6228 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6229 and -Tbbs options to specify section addresses if given in
6230 command line and no SEGMENT_START expression is seen in a script.
6231 * script-sections.h (Script_sections::saw_segment_start_expression,
6232 Script_sections::set_saw_segment_start_expression): New method
6234 (Script_sections::saw_segment_start_expression_): New data member
6236 * script.cc (script_saw_segment_start_expression): New function.
6237 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6238 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6239 script_test_7.sh and script_test_8.sh.
6240 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6241 script_test_8.stdout.
6242 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6243 (script_test_6, script_test_6.stdout, script_test_7,
6244 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6245 * Makefile.in: Regenerate.
6246 * testsuite/script_test_6.sh: New file.
6247 * testsuite/script_test_6.t: Same.
6248 * testsuite/script_test_7.sh: Same.
6249 * testsuite/script_test_7.t: Same.
6250 * testsuite/script_test_8.sh: Same.
6252 2009-10-16 Doug Kwan <dougkwan@google.com>
6254 * output.cc (Output_segment::set_section_list_address): Cast
6255 expressions to unsigned long long type to avoid format warnings.
6257 2009-10-15 Ian Lance Taylor <iant@google.com>
6259 * script.cc (Script_options::add_symbol_assignment): Always add a
6260 dot assignment to script_sections_.
6261 * script-sections.cc (Script_sections::add_dot_assignment):
6262 Initialize if necessary.
6264 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6265 program headers with no load segment if there is a linker script.
6267 * layout.cc (Layout::set_segment_offsets): Align the file offset
6268 to the segment aligment for -N or -n with no load segment.
6269 * output.cc (Output_segment::add_output_section): Don't crash if
6270 the first section is a TLS section.
6271 (Output_segment::set_section_list_addresses): Print an error
6272 message if the address moves backward in a linker script.
6273 * script-sections.cc
6274 (Output_section_element_input::set_section_addresses): Don't
6275 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6276 (Orphan_output_section::set_section_addresses): Likewise.
6278 2009-10-15 Doug Kwan <dougkwan@google.com>
6280 * layout.cc (Layout::finish_dynamic_section): Generate tags
6281 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6282 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6283 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6285 2009-10-14 Ian Lance Taylor <iant@google.com>
6287 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6289 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6290 data_shdr fields of relinfo.
6291 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6292 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6293 R_386_TLS_LDO_32, adjust based on section flags.
6294 (Target_i386::Relocate::fix_up_ldo): Remove.
6296 2009-10-13 Ian Lance Taylor <iant@google.com>
6298 Add support for -pie.
6299 * options.h (class General_options): Add -pie and
6301 (General_options::output_is_position_independent): Test -pie.
6302 (General_options::output_is_executable): Return true if not shared
6303 and not relocatable.
6304 (General_options::output_is_pie): Remove.
6305 * options.cc (General_options::finalize): Reject incompatible uses
6307 * gold.cc (queue_middle_tasks): A -pie link is not static.
6308 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6309 * symtab.cc (Symbol::final_value_is_known): Return false if
6310 output_is_position_independent.
6311 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6312 output_is_position_independent.
6313 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6314 output_is_position_independent.
6315 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6316 output_is_position_independent.
6317 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6319 (basic_pie_test.o, basic_pie_test): New targets.
6320 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6321 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6322 (two_file_pie_test): New target.
6323 * testsuite/Makefile.in: Rebuild.
6324 * README: Remove note saying that -pie is not supported.
6326 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6328 * options.h (class General_options): Add -init and -fini.
6329 * layout.cc (Layout::finish_dynamic_section): Emit
6330 given init and fini functions.
6332 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6334 * gc.h (gc_process_relocs): Check if icf is enabled using new
6336 * gold.cc (queue_initial_tasks): Likewise.
6337 (queue_middle_tasks): Likewise.
6338 * object.cc (do_layout): Likewise.
6339 * symtab.cc (is_section_folded): Likewise.
6340 * main.cc (main): Likewise.
6341 * reloc.cc (Read_relocs::run): Likewise.
6342 (Sized_relobj::do_scan_relocs): Likewise.
6343 * icf.cc (is_function_ctor_or_dtor): New function.
6344 (Icf::find_identical_sections): Check if function is ctor or dtor when
6346 * options.h (General_options::icf): Change option to be an enum.
6347 (Icf_status): New enum.
6348 (icf_enabled): New method.
6349 (icf_safe_folding): New method.
6350 (set_icf_status): New method.
6351 (icf_status_): New variable.
6352 * (options.cc) (General_options::finalize): Set icf_status_.
6353 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6354 icf_test and icf_keep_unique_test to use the --icf enum flag.
6355 * testsuite/icf_safe_test.sh: New file.
6356 * testsuite/icf_safe_test.cc: New file.
6358 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6360 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6361 includes to gc.h and icf.h.
6362 * arm.cc: Include gc.h.
6363 * gold.cc: Likewise.
6364 * i386.cc: Likewise.
6365 * powerpc.cc: Likewise.
6366 * sparc.cc: Likewise.
6367 * x86_64.cc: Likewise.
6368 * gc.h: Include icf.h.
6370 2009-10-11 Ian Lance Taylor <iant@google.com>
6372 * plugin.cc: Include "gold.h" before other header files.
6374 2009-10-10 Chris Demetriou <cgd@google.com>
6376 * options.h (Input_file_argument::Input_file_type): New enum.
6377 (Input_file_argument::is_lib_): Replace with...
6378 (Input_file_argument::type_): New member.
6379 (Input_file_argument::Input_file_argument): Take Input_file_type
6380 'type' rather than boolean 'is_lib' as second argument.
6381 (Input_file_argument::is_lib): Use type_.
6382 (Input_file_argument::is_searched_file): New function.
6383 (Input_file_argument::may_need_search): Handle is_searched_file.
6384 * options.cc (General_options::parse_library): Support -l:filename.
6385 (General_options::parse_just_symbols): Update for Input_file_argument
6387 (Command_line::process): Likewise.
6388 * archive.cc (Archive::get_file_and_offset): Likewise.
6389 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6390 * script.cc (read_script_file, script_add_file): Likewise.
6391 * fileread.cc (Input_file::Input_file): Likewise.
6392 (Input_file::will_search_for): Handle is_searched_file.
6393 (Input_file::open): Likewise.
6394 * readsyms.cc (Read_symbols::get_name): Likewise.
6395 * testsuite/Makefile.am (searched_file_test): New test.
6396 * testsuite/Makefile.in: Regenerate.
6397 * testsuite/searched_file_test.cc: New file.
6398 * testsuite/searched_file_test_lib.cc: New file.
6400 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6401 Ian Lance Taylor <iant@google.com>
6403 * descriptor.cc: Include <cstdio> and "binary-io.h".
6404 (Descriptors::open): Open the files in binary mode always.
6405 * script.cc (Lex::get_token): Treat \r as whitespace.
6407 2009-10-09 Ian Lance Taylor <iant@google.com>
6409 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6411 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6412 Ian Lance Taylor <iant@google.com>
6414 * configure.ac: Check for readv function also.
6415 * fileread.cc (readv): Define if not HAVE_READV.
6416 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6418 * config.in: Regenerate.
6419 * configure: Regenerate.
6421 2009-10-09 Doug Kwan <dougkwan@google.com>
6423 * layout.cc (Layout::make_output_section): Call target hook to make
6424 ordinary output section.
6425 (Layout::finalize): Adjust parameter list of call the
6426 Target::may_relax().
6427 * layout.h (class Layout::section_list): New method.
6428 * merge.h (Output_merge_base::entsize): Change visibility to public.
6429 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6431 (Output_merge_string::do_is_string): New method.
6432 * object.cc (Sized_relobj::do_setup): renamed from
6433 Sized_relobj::set_up.
6434 * object.h (Sized_relobj::adjust_shndx,
6435 Sized_relobj::initializ_input_to_output_maps,
6436 Sized_relobj::free_input_to_output_maps): Change visibilities to
6438 (Sized_relobj::setup): Virtualize.
6439 (Sized_relobj::do_setup): New method declaration.
6440 (Sized_relobj::invalidate_section_offset,
6441 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6442 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6443 * options.cc (parse_int): New function.
6444 * options.h (parse_int): New declaration.
6445 (DEFINE_int): New macro.
6446 (stub_group_size): New option.
6447 * output.cc (Output_section::Output_section): Initialize memebers
6448 merge_section_map_, merge_section_by_properties_map_,
6449 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6450 (Output_section::add_input_section): Handled deferred code-fill
6451 generation and remove an old comment.
6452 (Output_section::add_relaxed_input_section): New method definition.
6453 (Output_section::add_merge_input_section): Use merge section by
6454 properties map to speed to search. Update merge section maps
6456 (Output_section::build_relaxation_map): New method definition.
6457 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6459 (Output_section::relax_input_section): Renamed to
6460 Output_section::convert_input_sections_to_relaxed_sections and change
6461 interface to take a vector of pointers to relaxed sections.
6462 (Output_section::find_merge_section,
6463 Output_section::find_relaxed_input_section): New method definitions.
6464 (Output_section::is_input_address_mapped,
6465 Output_section::output_offset, Output_section::output_address):
6466 Use output section data maps to speed up searching.
6467 (Output_section::find_starting_output_address): Add comments.
6468 (Output_section::do_write,
6469 Output_section::write_to_postprocessing_buffer): Do code-fill
6470 generation as appropriate.
6471 (Output_section::get_input_sections): Invalidate relaxed input section
6473 (Output_section::restore_states): Adjust type of checkpoint .
6474 Invalidate relaxed input section map.
6475 * output.h (Output_merge_base): New class declaration.
6476 (Input_section_specifier): New class defintion.
6477 (class Output_relaxed_input_section) Change base class to
6478 Output_section_data_build.
6479 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6480 base class initializer.
6481 (Output_section::add_relaxed_input_section): New method declaration.
6482 (Output_section::Input_section): Change visibility to protected.
6483 (Output_section::Input_section::relobj,
6484 Output_section::Input_section::shndx): Handle relaxed input sections.
6485 Output_section::input_sections) Change visibility to protected. Also
6486 define overload to return a non-const pointer.
6487 (Output_section::Merge_section_properties): New class defintion.
6488 (Output_section::Merge_section_by_properties_map,
6489 Output_section::Output_section_data_by_input_section_map,
6490 Output_section::Relaxation_map): New types.
6491 (Output_section::relax_input_section): Rename method to
6492 Output_section::convert_input_sections_to_relaxed_sections and change
6493 interface to take a vector of relaxed section pointers.
6494 (Output_section::find_merge_section,
6495 Output_section::find_relaxed_input_section,
6496 Output_section::build_relaxation_map,
6497 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6498 New method declarations.
6499 (Output_section::merge_section_map_
6500 Output_section::merge_section_by_properties_map_,
6501 Output_section::relaxed_input_section_map_,
6502 Output_section::is_relaxed_input_section_map_valid_,
6503 Output_section::generate_code_fills_at_write_): New data members.
6504 * script-sections.cc
6505 (Output_section_element_input::set_section_addresses): Call
6506 current_data_size and addralign methods of relaxed input sections.
6507 (Orphan_output_section::set_section_addresses): Call current_data_size
6508 and addralign methods of relaxed input sections.
6509 * symtab.cc (Symbol_table::compute_final_value): Extract template
6510 from the body of Symbol_table::sized_finalize_symbol.
6511 (Symbol_table::sized_finalized_symbol): Call
6512 Symbol_table::compute_final_value.
6513 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6514 (Symbol_table::compute_final_value): New templated method declaration.
6515 * target.cc (Target::do_make_output_section): New method defintion.
6516 * target.h (Target::make_output_section): New method declaration.
6517 (Target::relax): Add more parameters for input objects, symbol table
6518 and layout. Adjust call to do_relax.
6519 (Target::do_make_output_section): New method declaration.
6520 (Target::do_relax): Add parameters for input objects, symbol table
6523 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6525 * pread.c: Include stdio.h.
6527 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6529 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6532 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6534 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6535 Change read_shndx type to unsigned int.
6536 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6538 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6539 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6540 Change read_shndx type to unsigned int.
6541 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6543 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6544 * layout.cc (Layout::create_symtab_sections): Cast the result of
6545 local_symcount * symsize to off_t in the gold_assert.
6547 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6549 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6550 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6552 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6553 (Arm_relocate_functions::thm_abs5): New function.
6554 (Arm_relocate_functions::abs12): New function.
6555 (Arm_relocate_functions::abs16): New function.
6556 (Arm_relocate_functions::base_abs): New function.
6557 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6558 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6559 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6561 (Scan::global): Likewise.
6562 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6563 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6564 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6565 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6568 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6570 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6571 (Arm_relocate_functions::movt_prel): New function.
6572 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6573 (Arm_relocate_functions::thm_movt_prel): New function.
6574 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6575 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6576 (Scan::global, Relocate::relocate): Likewise.
6577 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6579 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6581 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6582 Incremental_checker.
6583 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6585 (class Incremental_inputs_header): New class.
6586 (Incremental_inputs_header_writer): Edit comment.
6587 (Incremental_inputs_entry): New class.
6588 (Incremental_inputs_entry_writer): Edit comment.
6589 (Sized_incremental_binary::do_find_incremental_inputs_section):
6590 Add *strtab_shndx parameter, fill it.
6591 (Sized_incremental_binary::do_check_inputs): New method.
6592 (Incremental_checker::can_incrementally_link_output_file): Use
6593 Sized_incremental_binary::check_inputs.
6594 (Incremental_inputs::report_command_line): Save command line in
6597 (Incremental_binary::find_incremental_inputs_section): New
6599 (Incremental_binary::do_find_incremental_inputs_section): Add
6600 strtab_shndx parameter.
6601 (Incremental_binary::do_check_inputs): New pure virtual method.
6602 (Sized_incremental_binary::do_check_inputs): Declare.
6603 (Incremental_checker::Incremental_checker): Add incremental_inputs
6604 parameter, use it to initialize incremental_inputs_.
6605 (Incremental_checker::incremental_inputs_): New field.
6606 (Incremental_checker::command_line): New method.
6607 (Incremental_checker::inputs): New method.
6608 (Incremental_checker::command_line_): New field.
6610 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6612 * incremental.cc: Include <cstdarg> and "target-select.h".
6613 (vexplain_no_incremental): New function.
6614 (explain_no_incremental): New function.
6615 (Incremental_binary::error): New method.
6616 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6618 (make_sized_incremental_binary): New function.
6619 (open_incremental_binary): New function.
6620 (can_incrementally_link_file): Add checks if output is ELF and has
6622 * incremental.h: Include "elfcpp_file.h" and "output.h".
6623 (Incremental_binary): New class.
6624 (Sized_incremental_binary): New class.
6625 (open_incremental_binary): Declare.
6626 * object.cc (is_elf_object): Use
6627 elfcpp::Elf_recognizer::is_elf_file.
6628 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6629 * output.h (Output_file::filesize): New method.
6631 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6633 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6635 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6636 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6638 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6640 (Arm_relocate_functions::movw_abs_nc): New function.
6641 (Arm_relocate_functions::movt_abs): New function.
6642 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6643 (Arm_relocate_functions::thm_movt_abs): New function.
6644 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6645 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6646 (Scan::global): Likewise.
6647 (Relocate::relocate): Likewise.
6648 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6650 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6652 * arm.cc (Arm_relocate_functions::got_prel) New function.
6653 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6654 (Relocate::relocate): Likewise.
6655 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6657 2009-10-06 Ian Lance Taylor <iant@google.com>
6659 * options.h (class General_options): Define
6660 split_stack_adjust_size parameter.
6661 * object.h (class Object): Add uses_split_stack_ and
6662 has_no_split_stack_ fields. Add uses_split_stack and
6663 has_no_split_stack accessor functions. Declare
6664 handle_split_stack_section.
6665 (class Reloc_symbol_changes): Define.
6666 (class Sized_relobj): Define Function_offsets. Declare
6667 split_stack_adjust, split_stack_adjust_reltype, and
6669 * object.cc (Object::handle_split_stack_section): New function.
6670 (Sized_relobj::do_layout): Call handle_split_stack_section.
6671 * dynobj.cc (Sized_dynobj::do_layout): Call
6672 handle_split_stack_section.
6673 * reloc.cc (Sized_relobj::relocate_sections): Call
6674 split_stack_adjust for executable sections in split_stack
6675 objects. Pass reloc_map to relocate_section.
6676 (Sized_relobj::split_stack_adjust): New function.
6677 (Sized_relobj::split_stack_adjust_reltype): New function.
6678 (Sized_relobj::find_functions): New function.
6679 * target-reloc.h: Include "object.h".
6680 (relocate_section): Add reloc_symbol_changes parameter. Change
6682 * target.h (class Target): Add calls_non_split method. Declare
6683 do_calls_non_split virtual method. Declare match_view and
6685 * target.cc: Include "elfcpp.h".
6686 (Target::do_calls_non_split): New function.
6687 (Target::match_view): New function.
6688 (Target::set_view_to_nop): New function.
6689 * gold.cc (queue_middle_tasks): Give an error if mixing
6690 split-stack and non-split-stack objects with -r.
6691 * i386.cc (Target_i386::relocate_section): Add
6692 reloc_symbol_changes parameter.
6693 (Target_i386::do_calls_non_split): New function.
6694 * x86_64.cc (Target_x86_64::relocate_section): Add
6695 reloc_symbol_changes parameter.
6696 (Target_x86_64::do_calls_non_split): New function.
6697 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6699 * powerpc.cc (Target_powerpc::relocate_section): Add
6700 reloc_symbol_changes parameter.
6701 * sparc.cc (Target_sparc::relocate_section): Add
6702 reloc_symbol_changes parameter.
6703 * configure.ac: Call AM_CONDITIONAL for the default target.
6704 * configure: Rebuild.
6705 * testsuite/Makefile.am (TEST_AS): New variable.
6706 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6707 (check_DATA): Add split_i386 and split_x86_64 files.
6708 (SPLIT_DEFSYMS): Define.
6709 (split_i386_[1234n].o): New targets.
6710 (split_i386_[124]): New targets.
6711 (split_i386_[1234r].stdout): New targets.
6712 (split_x86_64_[1234n].o): New targets.
6713 (split_x86_64_[124]): New targets.
6714 (split_x86_64_[1234r].stdout): New targets.
6715 (MOSTLYCLEANFILES): Add new executables.
6716 * testsuite/split_i386.sh: New file.
6717 * testsuite/split_x86_64.sh: New file.
6718 * testsuite/split_i386_1.s: New file.
6719 * testsuite/split_i386_2.s: New file.
6720 * testsuite/split_i386_3.s: New file.
6721 * testsuite/split_i386_4.s: New file.
6722 * testsuite/split_i386_n.s: New file.
6723 * testsuite/split_x86_64_1.s: New file.
6724 * testsuite/split_x86_64_2.s: New file.
6725 * testsuite/split_x86_64_3.s: New file.
6726 * testsuite/split_x86_64_4.s: New file.
6727 * testsuite/split_x86_64_n.s: New file.
6728 * testsuite/testfile.cc (Target_test): Update relocation_section
6730 * testsuite/Makefile.in: Rebuild.
6732 2009-10-06 Ian Lance Taylor <iant@google.com>
6734 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6735 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6736 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6737 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6738 the address on ldo_addrs_.
6739 (Target_i386::Relocate::fix_up_ldo): New function.
6741 2009-10-06 Rafael Espindola <espindola@google.com>
6743 * plugin.cc (add_input_library): New.
6744 (Plugin::load): Add add_input_library to tv.
6745 (Plugin_manager::add_input_file): Add the is_lib argument.
6746 (add_input_file): Update call to Plugin_manager::add_input_file.
6747 (add_input_library): New.
6748 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6750 2009-09-30 Doug Kwan <dougkwan@google.com>
6752 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6753 symbol and call Symbol::may_need_copy_reloc to determine if
6754 a copy reloc is needed.
6755 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6756 nocopyreloc is given in command line.
6757 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6758 given in command line.
6759 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6760 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6761 of the removed Target_i386::may_need_copy_reloc.
6762 * options.h (copyreloc): New option with default value false.
6763 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6764 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6765 instead of the removed Target_powerpc::may_need_copy_reloc.
6766 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6767 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6768 instead of the removed Target_sparc::may_need_copy_reloc.
6769 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6770 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6771 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6772 instead of the removed Target_x86_64::may_need_copy_reloc.
6774 2009-09-30 Ian Lance Taylor <iant@google.com>
6776 * object.h (class Object): Remove target_ field, and target,
6777 sized_target, and set_target methods.
6778 (Object::sized_target): Remove.
6779 (class Sized_relobj): Update declarations. Remove sized_target.
6780 * object.cc (Sized_relobj::setup): Remove target parameter.
6782 (Input_objects::add_object): Don't do anything with the target.
6783 (make_elf_sized_object): Add punconfigured parameter. Change all
6784 callers. Set or test parameter target.
6785 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6787 * parameters.cc (Parameters::set_target): Change parameter type to
6789 (Parameters::default_target): Remove.
6790 (set_parameters_target): Change parameter type to be non-const.
6791 (parameters_force_valid_target): New function.
6792 (parameters_clear_target): New function.
6793 * parameters.h (class Parameters): Update declarations. Remove
6794 default_target method. Add sized_target and clear_target
6795 methods. Change target_ to be non-const.
6796 (set_parameters_target): Update declaration.
6797 (parameters_force_valid_target): Declare.
6798 (parameters_clear_target): Declare.
6799 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6800 as NULL if we aren't searching.
6801 (Add_symbols::run): Don't check for compatible target.
6802 * fileread.cc (Input_file::open_binary): Call
6803 parameters_force_valid_target.
6804 * gold.cc (queue_middle_tasks): Likewise.
6805 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6806 set_target on object.
6807 * dynobj.h (class Sized_dynobj): Update declarations.
6808 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6809 make_elf_object returns NULL.
6810 (Archive::include_member): Don't check whether object target is
6812 * output.cc (Output_section::add_input_section): Get target from
6814 (Output_section::relax_input_section): Likewise.
6815 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6817 (Sized_relobj::do_scan_relocs): Likewise.
6818 (Sized_relobj::relocate_sections): Likewise.
6819 * resolve.cc (Symbol_table::resolve): Likewise.
6820 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6821 parameter. Change all callers.
6822 (Symbol_table::add_from_object): Get target from parameters.
6823 (Symbol_table::add_from_relobj): Don't check object target.
6824 (Symbol_table::add_from_dynobj): Likewise.
6825 (Symbol_table::define_special_symbol): Get target from
6827 * symtab.h (class Symbol_table): Update declaration.
6828 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6829 parameter. Change all callers. Clear parameter target.
6830 (Binary_test): Test target here.
6831 * testsuite/object_unittest.cc (gold_testsuite): Remove
6832 target_test_pointer parameter. Change all callers.
6833 (Object_test): Test target here.
6835 2009-09-26 Ian Lance Taylor <iant@google.com>
6837 * testsuite/initpri1.c: Don't try to use constructor priorities if
6838 compiling with gcc before 4.3.
6840 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6842 * testsuite/retain_symbols_file_test.sh (check_present): Change
6843 output file name to retain_symbols_file_test.stdout.
6844 (check_absent): Likewise.
6846 2009-09-18 Craig Silverstein <csilvers@google.com>
6848 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6849 * options.cc: Include <cerrno> and <fstream>.
6850 (General_options::finalize): Parse -retain-symbols-file tag.
6851 * options.h: New flag.
6852 (General_options): New method should_retain_symbol, new
6853 variable symbols_to_retain.
6854 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6855 should_retain_symbol map.
6856 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6857 * testsuite/Makefile.in: Regenerate.
6858 * testsuite/retain_symbols_file_test.sh: New file.
6860 2009-09-18 Nick Clifton <nickc@redhat.com>
6862 * po/es.po: Updated Spanish translation.
6864 2009-09-17 Doug Kwan <dougkwan@google.com>
6866 * debug.h (DEBUG_RELAXATION): New constant.
6867 (DEBUG_ALL): Add DEBUG_RELAXATION.
6868 (debug_string_to_enum): Add relaxation debug option.
6870 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6871 Layout::Relaxation_debug_check::read_sections,
6872 Layout::Relaxation_debug_check::read_sections): New method definitions.
6873 (Layout::Layout): Initialize data members
6874 record_output_section_data_from_scrips_,
6875 script_output_section_data_list_ and relaxation_debug_check_.
6876 (Layout::save_segments, Layout::restore_segments,
6877 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6878 Layout::relaxation_loop_body): New method definitions.
6879 (Layout::finalize): Support relaxation. Move section layout code to
6880 Layout::relaxation_loop_body.
6881 (Layout::set_asection_address_from_script): Move code for orphan
6882 section placement out.
6883 (Layout::place_orphan_sections_in_script): New method definition.
6884 * layout.h (Output_segment_headers, Output_file_header):
6885 New forward class declarations.
6886 (Layout::~Layout): Define.
6887 (Layout::new_output_section_data_from_script): New method definition.
6888 (Layout::place_orphan_sections_in_script): New method declaration.
6889 (Layout::Segment_states): New type declaration.
6890 (Layout::save_segments, Layout::restore_segments,
6891 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6892 Layout::relaxation_loop_body): New method declarations.
6893 (Layout::Output_section_data_list): New type declaration.
6894 (Layout::Relaxation_debug_check): New class definition.
6895 (Layout::record_output_section_data_from_script_,
6896 Layout::script_output_section_data_list_, Layout::segment_states_,
6897 Layout::relaxation_debug_check_): New data members.
6898 * output.cc: (Output_section_headers::do_size): New method definition.
6899 (Output_section_headers::Output_section_headers): Move size
6900 computation to Output_section_headers::do_size.
6901 (Output_segment_headers::do_size): New method definition.
6902 (Output_file_header::Output_file_header): Move size computation to
6903 Output_file_header::do_size and call it.
6904 (Output_file_header::do_size): New method definition.
6905 (Output_data_group::Output_data_group): Adjust call to
6906 Output_section_data.
6907 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6908 (Output_symtab_xindex::do_write): Add array bound check.
6909 (Output_section::Input_section::print_to_mapfile): Handle
6910 RELAXED_INPUT_SECTION_CODE.
6911 (Output_section::Output_section): Initialize data member checkpoint_.
6912 (Output_section::~Output_section): Delete checkpoint object pointed
6914 (Output_section::add_input_section): Always add an Input_section if
6916 (Output_section::add_merge_input_section): Add assert.
6917 (Output_section::relax_input_section): New method definition.
6918 (Output_section::set_final_data_size): Set load address to zero for
6919 an unallocated section.
6920 (Output_section::do_address_and_file_offset_have_reset_values):
6921 New method definition.
6922 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6923 Handle relaxed input section.
6924 (Output_section::sort_attached_input_sections): Checkpoint input
6925 section list lazily.
6926 (Output_section::get_input_sections): Change type of input_sections to
6927 list of Simple_input_section pointers. Checkpoint input section list
6928 lazily. Also handle relaxed input sections.
6929 (Output_section::add_input_section_for_script): Take a reference to
6930 a Simple_input_section object instead of Relobj pointer and section
6931 index as parameter. Handle relaxed input sections.
6932 (Output_section::save_states, Output_section::restore_states): New
6934 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6935 (Output_data::is_data_size_fixed): New method definition.
6936 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6938 (Output_data::address_and_file_offset_have_reset_values): New method
6940 (Output_data::do_address_and_file_offset_have_reset_values): New method
6942 (Output_data::set_data_size): Check that data size is not fixed.
6943 (Output_data::fix_data_size): New method definition.
6944 (Output_data::is_data_size_fixed_): New data member.
6945 (Output_section_headers::set_final_data_size): New method definition.
6946 (Output_section_headers::do_size): New method declaration.
6947 (Output_segment_headers::set_final_data_size): New method definition.
6948 (Output_segment_headers::do_size): New method declaration.
6949 (Output_file_header::set_final_data_size)::New method definition.
6950 (Output_file_header::do_size)::New method declaration.
6951 (Output_section_data::Output_section_data): Add new parameter
6952 is_data_size_fixed and use it to fix data size.
6953 (Output_data_const::Output_data_const): Adjust call to base class
6954 constructor and fix data size.
6955 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6956 base class constructor and fix data size.
6957 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6958 base class constructor and fix data size.
6959 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6960 class constructor and fix data size.
6961 (Output_data_group::set_final_data_size): New method definition.
6962 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6963 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6964 class constructor and fix data size.
6965 (Output_relaxed_input_section): New class definition.
6966 (Output_section::Simple_input_section): New class definition.
6967 (Output_section::get_input_sections): Adjust parameter list.
6968 (Output_section::add_input_section_for_script): Same.
6969 (Output_section::save_states, Output_section::restore_states,
6970 Output_section::do_address_and_file_offset_have_reset_values,
6971 (Output_section::Input_section::Input_section): Handle
6972 RELAXED_INPUT_SECTION_CODE. Add new overload for
6973 Output_relaxed_input_section.
6974 (Output_section::Input_section::is_input_section,
6975 Output_section::Input_section::set_output_section): Handle relaxed
6977 (Output_section::Input_section::is_relaxed_input_section,
6978 Output_section::Input_section::output_section_data,
6979 Output_section::Input_section::relaxed_input_section): New method
6981 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6983 (Output_section::Input_section::u1_): Update comments.
6984 (Output_section::Input_section::u2_): Add new union member poris.
6985 (Output_section::Checkpoint_output_section): New classs definition.
6986 (Output_section::relax_input_section): New method declaration.
6987 (Output_section::checkpoint_): New data member.
6988 (Output_segment): Update comments.
6989 (Output_segment::Output_segment): Un-privatize copy constructor.
6990 (Output_segment::operator=): Un-privatize.
6991 * script-sections.cc (Output_section_element::Input_section_list):
6992 Change element type to Output_section::Simple_input_section.
6993 (Output_section_element_dot_assignment::set_section_addresses):
6994 Register output section data for relaxation clean up.
6995 (Output_data_exression::Output_data_expression): Adjust call to base
6996 constructor to fix data size.
6997 (Output_section_element_data::set_section_addresses): Register
6998 Output_data_expression object for relaxation clean up.
6999 (struct Input_section_info): Replace Relobj pointer and section index
7000 pair with Output_section::Simple_input_section and Convert struct to a
7002 (Input_section_sorter::operator()): Adjust access to
7003 Input_section_info data member to use accessors.
7004 (Output_section_element_input::set_section_addresses): Use layout
7005 parameter. Adjust code to use Output_section::Simple_input_section
7006 and Input_secction_info classes. Register filler for relaxation
7008 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7009 and section index pair with Output_section::Simple_input_section
7010 class. Adjust code accordingly.
7011 (Phdrs_element::release_segment): New method definition.
7012 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7014 (Script_sections::release_segments): New method definition.
7015 * gold/script-sections.h (Script_sections::release_segments): New
7017 * gold/target.h (Target::may_relax, Target::relax,
7018 Target::do_may_relax, Target::do_relax): New method definitions.
7020 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7022 * arm.cc (has_signed_unsigned_overflow): New function.
7023 (Arm_relocate_functions::abs8): New function.
7024 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7025 (Target_arm::Scan::global): Likewise.
7026 (Target_arm::relocate::relocate): Likewise.
7027 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7030 2009-09-16 Cary Coutant <ccoutant@google.com>
7032 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7033 * testsuite/Makefile.in: Regenerate.
7035 2009-09-11 Nick Clifton <nickc@redhat.com>
7037 * po/gold.pot: Updated by the Translation project.
7039 2009-09-08 Cary Coutant <ccoutant@google.com>
7041 * output.cc (Output_file::open): Add execute permission to empty file.
7042 * testsuite/Makefile.am (permission_test): New test.
7043 * testsuite/Makefile.in: Regenerate.
7045 2009-09-02 Ian Lance Taylor <iant@google.com>
7047 * output.cc (Output_file::resize): Call map_no_anonymous rather
7050 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7052 * gold.cc: Include "incremental.h".
7053 (queue_initial_tasks): Call Incremental_checker methods.
7054 * incremental.cc: Include "output.h".
7055 (Incremental_checker::can_incrementally_link_output_file): New
7057 * incremental.h (Incremental_checker): New class.
7059 * output.cc (Output_file::open_for_modification): New method.
7060 (Output_file::map_anonymous): Changed return type to bool. Record
7062 (Output_file::map_no_anonymous): New method, broken out of map.
7063 (Output_file::map): Use map_no_anonymous and map_anonymous.
7064 * output.h (class Output_file): Update declarations.
7066 2009-08-24 Cary Coutant <ccoutant@google.com>
7068 * options.h (Command_line::Pre_options): New class.
7069 (Command_line::pre_options): New member.
7070 * options.cc (gold::options::ready_to_register): New variable.
7071 (One_option::register_option): Do nothing if not registering options.
7072 Assert if same short option registered twice.
7073 (General_options::General_options): Turn off option registration when
7075 (Command_line::Pre_options::Pre_options): New constructor.
7077 2009-08-24 Cary Coutant <ccoutant@google.com>
7079 * options.h (General_options::no_keep_memory): Remove incorrect
7082 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7084 * Makefile.am (am__skiplex, am__skipyacc): New.
7085 * Makefile.in: Regenerate.
7087 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7089 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7090 (INCLUDES): ... this.
7091 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7092 (AM_CPPFLAGS): Renamed from ...
7093 (INCLUDE): ... this.
7094 * Makefile.in, testsuite/Makefile.in: Regenerate.
7096 * Makefile.in: Regenerate.
7097 * aclocal.m4: Likewise.
7098 * config.in: Likewise.
7099 * configure: Likewise.
7100 * testsuite/Makefile.in: Likewise.
7102 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7103 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7104 * Makefile.in: Regenerate.
7105 * testsuite/Makefile.in: Regenerate.
7107 2009-08-19 Cary Coutant <ccoutant@google.com>
7109 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7110 symbols in shared libraries overridden by hidden or internal symbols
7111 in the main program.
7113 2009-08-19 Chris Demetriou <cgd@google.com>
7115 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7116 checking source file names in error messages.
7118 2009-08-18 Doug Kwan <dougkwan@google.com>
7120 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7121 an elcpp::Ehdr as parameter. Adjust call to set_target.
7122 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7123 an elfcpp::Ehdr as parameter.
7124 * object.cc (Object::set_target): Remove the version that looks up
7125 a target and sets it.
7126 (Sized_relobj::setup): Take a Target object instead of
7127 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7128 (make_elf_sized_object): Find target and ask target to
7130 * object.h: (Object::set_target): Remove the version that looks up
7131 a target and sets it.
7132 (Sized_relobj::setup): Take a Target object instead of
7133 an elfcpp:Ehdr as parameter.
7134 * target.cc: Include dynobj.h.
7135 (Target::do_make_elf_object_implementation): New.
7136 (Target::do_make_elf_object): New.
7137 * target.h (Target::make_elf_object): New template declaration.
7138 (Target::do_make_elf_object): New method declarations.
7139 (Target::do_make_elf_object_implementation): New template declaration.
7141 2009-08-14 Ian Lance Taylor <iant@google.com>
7143 * gold.h (FUNCTION_NAME): Define.
7144 (gold_unreachable): Use FUNCTION_NAME.
7146 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7148 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7149 symbol in the --keep-unique list is not found.
7151 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7153 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7154 been maked as --keep-unique.
7155 (Icf::unfold_section): New function.
7156 * icf.h (Icf::unfold_section): New function.
7157 * options.h (General_options::keep_unique): New option.
7158 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7159 * testsuite/Makefile.in: Regenerate.
7160 * testsuite/icf_keep_unique_test.sh: New file.
7161 * testsuite/icf_keep_unique_test.cc: New file.
7163 2009-08-12 Cary Coutant <ccoutant@google.com>
7166 * resolve.cc (Symbol_table::resolve): Check for references from
7167 dynamic objects to hidden and internal symbols.
7168 * testsuite/Makefile.am (hidden_test.sh): New test.
7169 * testsuite/Makefile.in: Regenerate.
7170 * testsuite/hidden_test.sh: New script.
7171 * testsuite/hidden_test_1.c: New test source.
7172 * testsuite/hidden_test_main.c: New test source.
7174 2009-08-11 Doug Kwan <dougkwan@google.com>
7176 * arm.cc: Update comments.
7177 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7178 segment to locate the .ARM.exidx section if present.
7180 2009-08-09 Doug Kwan <dougkwan@google.com>
7182 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7185 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7186 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7189 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7191 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7192 valid tls_segment only for non-debug-section relocations.
7193 * testsuite/Makefile.am: Add gc_tls_test.
7194 * testsuite/Makefile.in: Regenerate.
7195 * testsuite/gc_tls_test.cc: New file.
7196 * testsuite/gc_tls_test.sh: New file.
7198 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7202 * Makefile.am (CCFILES): Add icf.cc.
7204 * Makefile.in: Regenerate.
7205 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7206 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7207 section, symbol and addend information for the relocs.
7208 * gold.cc (queue_middle_tasks): Call identical code folding.
7209 * gold.h: Add defines for multimap.
7210 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7211 to the call of finalize_local_symbols.
7212 * main.cc (main): Create object of class Icf.
7213 * object.cc (Sized_relobj::do_layout): Allow this function to be
7214 called twice during icf.
7215 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7216 to sections marked as identical by icf.
7217 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7219 (Sized_relobj::do_section_entsize): New function.
7220 * object.h (Object::section_entsize): New function.
7221 (Object::do_section_entsize): New pure virtual function.
7222 (Relobj::finalize_local_symbols): Add new parameter.
7223 (Relobj::do_section_entsize): New function.
7224 * options.h (General_options::icf): New option.
7225 (General_options::icf_iterations): New option.
7226 (General_options::print_icf_sections): New option.
7227 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7228 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7229 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7231 * symtab.cc (Symbol_table::is_section_folded): New function.
7232 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7233 to sections marked as identical by icf.
7234 * symtab.h (Symbol_table::set_icf): New function.
7235 (Symbol_table::icf): New function.
7236 (Symbol_table::is_section_folded): New function.
7237 (Symbol_table::icf_): New data member.
7238 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7239 * testsuite/Makefile.am: Add commands to build icf_test.
7240 * testsuite/Makefile.in: Regenerate.
7241 * testsuite/icf_test.sh: New file.
7242 * testsuite/icf_test.cc: New file.
7244 2009-07-24 Chris Demetriou <cgd@google.com>
7246 * layout.cc (is_compressible_debug_section): Fix incorrect
7247 comment about compressed section names.
7249 2009-07-20 Ian Lance Taylor <ian@airs.com>
7252 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7254 2009-07-16 Ian Lance Taylor <iant@google.com>
7257 * layout.h: #include <map>.
7258 (class Kept_section): Change from struct to class. Add accessors
7259 and setters. Add section size to Comdat_group mapping. Change
7260 Comdat_group to std::map. Add is_comdat_ field. Add
7261 linkonce_size field in union.
7262 (class Layout): Update declaration of find_or_add_kept_section.
7263 Don't declare find_kept_object.
7264 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7265 parameter. Add object, shndx, is_comdat, and is_group_name
7266 parameters. Change all callers. Adjust for new Kept_section.
7267 (Layout::find_kept_object): Remove.
7268 * object.cc (Sized_relobj::include_section_group): Update use of
7269 Kept_section. Rename secnum to shndx. Only record
7270 Kept_comdat_section if sections are the same size.
7271 (Sized_relobj::include_linkonce_section): Update use of
7272 Kept_section. Only record Kept_comdat_section if sections are the
7273 same size. Set size of linkonce section.
7274 (Sized_relobj::map_to_kept_section): Update call to
7275 get_kept_comdat_section.
7276 * object.h (class Sized_relobj): Rename fields in
7277 Kept_comdat_section to drop trailing underscores; change object
7278 field to Relobj*. Change Kept_comdat_section_table to store
7279 struct rather than pointer.
7280 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7281 Add kept_object and kept_shndx parameters. Change all callers.
7282 (Sized_relobj::get_kept_comdat_section): Change return type to
7283 bool. Add kept_object and kept_shndx parameters. Change all
7285 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7286 Layout::find_or_add_kept_section.
7288 2009-07-09 Ian Lance Taylor <iant@google.com>
7290 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7291 Reserve space in the hash table.
7293 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7295 * fileread.cc (File_read::get_mtime): New method.
7296 * fileread.h (Timespec): New structure.
7297 (File_read::get_mtime): New method.
7298 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7299 Renamed from timestamp_nsec.
7300 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7302 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7304 (Incremental_inputs::report_archive): Save mtime; style fix.
7305 (Incremental_inputs::report_obejct): Save mtime; style fix.
7306 (Incremental_inputs::report_script): Save mtime; style fix.
7307 (Incremental_inputs::finalize_inputs): Style fix.
7308 (Incremental_inputs::finalize): Style fix.
7309 (Incremental_inputs::create_input_section_data): Store inputs
7311 * incremental.h (Incremental_inputs::report_script): Add mtime
7313 (Incremental_inputs::Input_info::Input_info): Intialize only one
7315 (Incremental_inputs::Input_info::archive): Move to nameless
7317 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7318 (Incremental_inputs::Input_info::script): Move to nameless union.
7319 (Incremental_inputs::mtime): New field.
7320 * script.cc (read_input_script): Pass file mtime to
7322 * script.h (Script_info::inputs): Style fix.
7324 2009-07-01 Ian Lance Taylor <ian@airs.com>
7326 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7329 2009-06-24 Ian Lance Taylor <iant@google.com>
7332 * layout.cc (Layout::choose_output_section): If we find an
7333 existing section, update the flags.
7334 (Layout::create_notes): New function, broken out of
7336 (Layout::finalize): Don't create note sections.
7337 (Layout::create_note): Don't crash if linker script discards
7339 (Layout::create_gold_note): Likewise.
7340 (Layout::create_build_id): Likewise. Don't set
7341 after_input_sections on the section.
7342 (Layout::create_executable_stack_info): Remove target parameter.
7344 * layout.h (class Layout): Declare create_notes. Update
7345 declaration of create_executable_stack_info.
7346 * gold.cc (queue_middle_tasks): Call create_notes.
7347 * output.cc (Output_section::update_flags_for_input_section): Move
7348 here from output.h. If SHF_ALLOC flag is newly set, mark address
7350 * output.h (Output_data::mark_address_invalid): New function.
7351 (class Output_section): Only declare, not define,
7352 update_flags_for_input_section. Remove set_flags.
7354 2009-06-24 Ian Lance Taylor <iant@google.com>
7356 * script-sections.cc (Output_section_definition::
7357 set_section_addresses): Rename shadowing local load_address to
7360 2009-06-24 Ian Lance Taylor <iant@google.com>
7363 * reloc.cc (relocate_sections): Skip empty relocation sections.
7365 2009-06-23 Ian Lance Taylor <iant@google.com>
7368 * layout.cc (Layout::create_note): Use choose_output_section
7369 rather than make_output_section.
7371 2009-06-23 Ian Lance Taylor <iant@google.com>
7374 * options.cc (General_options::parse_V): Set printed_version_.
7375 (General_options::General_options): Initialize printed_version_.
7376 * options.h (class General_options): Add printed_version_ field.
7377 * gold.cc (queue_initial_tasks): If there are no input files,
7378 don't give a fatal error if we printed the version information.
7379 (queue_middle_tasks): If using -r with a shared object, give a
7380 fatal error rather than an ordinary error.
7382 2009-06-23 Ian Lance Taylor <iant@google.com>
7385 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7386 (Layout::make_output_section): Set have_stabstr_section_ if we see
7387 a .stab*str section.
7388 (Layout::finalize): Call link_stabs_sections.
7389 (Layout::link_stabs_sections): New file.
7390 * layout.h (class Layout): Add have_stabstr_section_ field.
7391 Declare link_stabs_sections.
7393 2009-06-23 Doug Kwan <dougkwan@google.com>
7395 * Makefile.am (libgold_a_LIBADD): New.
7396 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7397 * Makefile.in: Regenerate.
7398 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7399 * configure: Regenerate.
7400 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7401 * fileread.cc: Include sys/state.h
7402 * gold.h: Declare memmem and strndup if found missing.
7403 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7405 2009-06-23 Ian Lance Taylor <iant@google.com>
7407 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7408 * configure: Rebuild.
7410 2009-06-23 Ian Lance Taylor <iant@google.com>
7413 * object.cc (Object::section_contents): Don't try to get a view if
7414 the section has length zero.
7415 (Object::handle_gnu_warning_section): If the section is empty, use
7416 the name of the section as the warning.
7418 2009-06-23 Ian Lance Taylor <iant@google.com>
7421 * stringpool.h (class Stringpool_template): Add optimize_ field.
7422 (Stringpool_template::set_optimize): New function.
7423 * stringpool.cc (Stringpool_template::Stringpool_template):
7424 Initialize optimize_ field.
7425 (Stringpool_template::set_string_offsets): Test local optimize
7426 fild rather than parameter.
7427 * layout.cc (Layout::Layout): Call set_optimize on the section
7430 2009-06-22 Ian Lance Taylor <iant@google.com>
7433 * yyscript.y: Parse TARGET.
7434 * script.cc (script_set_target): New function.
7435 * script-c.h (script_set_target): Declare.
7436 * options.cc (General_options::string_to_object_format): Rename
7437 from string_to_object_format in anonymous namespace. Change
7439 * options.h (class General_options): Declare
7440 string_to_object_format.
7442 2009-06-22 Ian Lance Taylor <iant@google.com>
7444 * script-sections.cc (Script_sections::create_segments): Don't put
7445 program headers in a PT_LOAD segment if -n or -N.
7447 2009-06-22 Ian Lance Taylor <iant@google.com>
7450 * options.h (class General_options): Add -z lazy and -z now. Sort
7451 -z options into alphabetical order.
7452 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7454 2009-06-21 Ian Lance Taylor <iant@google.com>
7456 * layout.cc (Layout::make_output_section): Call
7457 Target::new_output_section.
7458 (Layout::attach_allocated_section_to_segment): Put large section
7459 sections in a separate load segment with the large segment flag
7461 (Layout::segment_precedes): Sort large data segments after other
7463 (align_file_offset): New static function.
7464 (Layout::set_segment_offsets): Use align_file_offset.
7465 * output.h (class Output_section): Add is_small_section_ and
7466 is_large_section_ fields.
7467 (Output_section::is_small_section): New function.
7468 (Output_section::set_is_small_section): New function.
7469 (Output_section::is_large_section): New function.
7470 (Output_section::set_is_large_section): New function.
7471 (Output_section::is_large_data_section): New function.
7472 (class Output_segment): Add is_large_data_segment_ field.
7473 (Output_segment::is_large_data_segment): New function.
7474 (Output_segment::set_is_large_data_segment): New function.
7475 * output.cc (Output_section::Output_section): Initialize new
7477 (Output_segment::Output_segment): Likewise.
7478 (Output_segment::add_output_section): Add assertion that large
7479 data sections always go in large data segments. Force small data
7480 sections to the end of the list of data sections. Force small BSS
7481 sections to the start of the list of BSS sections. For large BSS
7482 sections to the end of the list of BSS sections.
7483 * symtab.h (class Symbol): Declare is_common_shndx.
7484 (Symbol::is_defined): Check Symbol::is_common_shndx.
7485 (Symbol::is_common): Likewise.
7486 (class Symbol_table): Define enum Commons_section_type. Update
7487 declarations. Add small_commons_ and large_commons_ fields.
7488 * symtab.cc (Symbol::is_common_shndx): New function.
7489 (Symbol_table::Symbol_table): Initialize new fields.
7490 (Symbol_table::add_from_object): Put small and large common
7491 symbols in the right list.
7492 (Symbol_table::sized_finalized_symbol): Check
7493 Symbol::is_common_shndx.
7494 (Symbol_table::sized_write_globals): Likewise.
7495 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7496 common symbol lists. Don't call do_allocate_commons_list if the
7498 (Symbol_table::do_allocate_commons_list): Remove is_tls
7499 parameter. Add comons_section_type parameter. Change all
7500 callers. Handle small and large common symbols.
7501 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7502 Symbol::is_common_shndx.
7503 * resolve.cc (symbol_to_bits): Likewise.
7504 * target.h (Target::small_common_shndx): New function.
7505 (Target::small_common_section_flags): New function.
7506 (Target::large_common_shndx): New function.
7507 (Target::large_common_section_flags): New function.
7508 (Target::new_output_section): New function.
7509 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7510 small_common_section_flags, and large_common_section_flags
7512 (Target::do_new_output_section): New virtual function.
7513 * arm.cc (Target_arm::arm_info): Initialize new fields.
7514 * i386.cc (Target_i386::i386_info): Likewise.
7515 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7517 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7518 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7519 (Target_x86_64::do_new_output_section): New function.
7520 * configure.ac: Define conditional MCMODEL_MEDIUM.
7521 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7522 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7523 (large_LDFLAGS): Define.
7524 * testsuite/large.c: New file.
7525 * testsuite/testfile.cc (Target_test::test_target_info):
7526 Initialize new fields.
7527 * configure, testsuite/Makefile.in: Rebuild.
7529 2009-06-05 Doug Kwan <dougkwan@google.com>
7531 * Makefile.am (CCFILES): Add target.cc.
7532 * Makefile.in: Regenerate.
7533 * i386.cc (class Target_i386): Define new virtual method to
7534 override do_is_local_label_name in parent.
7535 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7536 local symbols if --discard-locals or -X is given.
7537 * options.h (class General_options): Declare new options
7538 '--discard-locals' and '-X' for discarding locals.
7539 * target.h (class Target): Define new methods is_local_label_name.
7540 Declare new virtual method do_is_local_label_name.
7541 * target.cc: New file.
7542 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7543 (check_SCRIPTS): Add discard_locals_test.sh.
7544 (check_DATA): Add discard_local_tests.syms.
7545 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7546 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7547 * testsuite/Makefile.in: Regenerate.
7548 * testsuite/discard_locals_test.c: New file.
7549 * testsuite/discard_locals_test.sh: Same.
7551 2009-06-05 Doug Kwan <dougkwan@google.com>
7553 * object.cc (Sized_relobj::Sized_relobj): Initialize
7554 discarded_eh_frame_shndx_ to -1U.
7555 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7557 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7558 a discarded .eh_frame section.
7559 (Sized_relobj::do_finalize_local_symbols): Ditto.
7560 * object.h (class Sized_relobj): Declare new member
7561 discarded_eh_frame_shndx_.
7562 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7563 (local_labels_test.o, local_labels_test): New rules.
7564 * testsuite/Makefile.in: Regenerate.
7566 2009-06-04 Doug Kwan <dougkwan@google.com>
7568 * layout.cc (Layout::section_name_mapping): Add mapping for
7569 special ARM sections.
7571 2009-06-03 Doug Kwan <dougkwan@google.com>
7573 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7574 (utils::has_overflow): Same.
7576 2009-06-03 Ian Lance Taylor <iant@google.com>
7578 * layout.cc (Layout::section_name_mapping): New array, replacing
7579 Layout::linkonce_mapping.
7580 (Layout::section_name_mapping_count): New variable, replacing
7581 Layout::linkonce_mapping_count.
7582 (Layout::linkonce_output_name): Remove.
7583 (Layout::output_section_name): Rewrite.
7584 * layout.h (class Layout): Rename Linkonce_mapping to
7585 Section_name_mapping, linkonce_mapping to section_name_mapping,
7586 linkonce_mapping_count to section_name_mapping_count. Don't
7587 declare linkonce_output_name.
7589 2009-06-03 Doug Kwan <dougkwan@google.com>
7591 * gold/arm.cc (namespace utils): New.
7592 (Target_arm::reloc_is_non_pic): Define new method.
7593 (class Arm_relocate_functions): New.
7594 (Target_arm::Relocate::relocate): Handle relocation types used by
7597 2009-06-03 Ian Lance Taylor <iant@google.com>
7599 * arm.cc (Target_arm::scan::global): Use || instead of |.
7601 2009-06-02 Doug Kwan <dougkwan@google.com>
7603 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7604 issued_non_pic_error_.
7605 (class Target_arm::Scan): Declare new method check_non_pic.
7606 Define new method symbol_needs_plt_entry.
7607 Declare new data member issued_non_pic_error_.
7608 (class Target_arm::Relocate): Declare new method
7609 should_apply_static_reloc.
7610 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7611 (Target_arm::Scan::check_non_pic): Define new method.
7612 (Target_arm::Scan::local): Handle a small subset of reloc types used
7614 (Target_arm::Scan::local): Same.
7615 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7617 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7619 * incremental.cc (Incremental_inputs::report_command_line): Filter
7620 out --incremental-* options.
7622 2009-05-29 Doug Kwan <dougkwan@google.com>
7624 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7626 (class Target_arm): Update comment.
7627 (Target_arm::Target_arm): Initialize new data members GOT_,
7628 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7629 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7630 and Target_arm::rel_dyn_section.
7631 Declare new_enum Target_arm::Got_type.
7632 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7634 Update commments for member do_dynsym_value.
7635 (Target_arm::got_size, Target_arm::plt_section,
7636 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7637 new methods inside class defintion.
7638 (Target_arm::got_section): Define new method.
7639 (Target_arm::rel_dyn_section): Same.
7640 (Output_data_plt_arm): New template class.
7641 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7642 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7643 (Output_data_plt_arm::add_entry): Same.
7644 (Output_data_plt_arm::first_plt_entry): Define new
7645 static data member for PLT instruction template.
7646 (Output_data_plt_arm::plt_entry): Same.
7647 (Output_data_plt_arm::do_write): Define new method.
7648 (Target_arm::make_plt_entry): Same.
7649 (Target_arm::do_finalize_sections): Same.
7650 (Target_arm::do_dynsym_value): Same.
7652 2009-05-28 Doug Kwan <dougkwan@google.com>
7654 * Makefile.am (TARGETSOURCES): Add arm.cc.
7655 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7656 * Makefile.in: Regenerate.
7658 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7660 2009-05-26 Doug Kwan <dougkwan@google.com>
7662 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7663 (General_options::check_excluded_libs): Strip off directories in
7664 archive name before matching like GNU ld does.
7665 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7666 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7667 (exclude_libs_test_LDFLAGS): Add linker option
7668 -Wl,--exclude-libs,libexclude_libs_test_3
7669 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7670 an explicit archive without using -l.
7671 (alt/libexclude_libs_test_3.a): New make rule.
7672 * testsuite/Makefile.in: Regenerate.
7673 * testsuite/exclude_libs_test.c : Declare lib3_default().
7675 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7676 * exclude_libs_test_3.c: New file.
7678 2009-05-26 Nick Clifton <nickc@redhat.com>
7680 * po/id.po: New Indonesian translation.
7681 * po/gold.pot: Updated template file.
7683 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7685 * testsuite/Makefile.am: Add -ffunction-sections to compile
7686 gc_comdat_test files. Add -Wl,--gc-sections to build
7688 * testsuite/Makefile.in: Regenerate.
7689 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7691 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7693 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7694 kept comdat section was garbage collected.
7695 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7696 * testsuite/Makefile.in: Regenerate.
7697 * testsuite/gc_comdat_test.sh: New file.
7698 * testsuite/gc_comdat_test_1.cc: New file.
7699 * testsuite/gc_comdat_test_2.cc: New file.
7701 2009-05-19 Doug Kwan <dougkwan@google.com>
7703 * archive.cc (Archive::Archive): Move constructor from archive.h
7704 to here. Initialize no_export_.
7705 (Archive::get_elf_object_for_member): Set no_export flag of object.
7706 * archive.h (Archive::Archive): Move constructor body to
7708 (Archive::no_export): New method.
7709 (Archive::no_export_): New field.
7710 * object.h (Object::Object): Initialize no_export_ to false.
7711 (Object::no_export, Object::set_no_export): New methods.
7712 (Object::no_export_): New field.
7713 * options.cc (General_options::parse_exclude_libs): New method.
7714 (General_options::check_excluded_libs) Same.
7715 * options.h (exclude_libs): New option.
7716 (General_options::check_excluded_libs): New method declaration.
7717 (General_options::excluded_libs_): New field.
7718 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7719 default or protected visibility if an object has no-export flag set.
7720 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7721 (check_SCRIPTS): Add exclude_libs_test.sh.
7722 (check_DATA): Add exclude_libs_test.syms.
7723 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7724 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7725 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7726 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7727 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7728 libexclude_libs_test_2.a): New rules.
7729 * testsuite/Makefile.in: Regenerate.
7730 * testsuite/exclude_libs_test.c: New file.
7731 * testsuite/exclude_libs_test.sh: Ditto.
7732 * testsuite/exclude_libs_test_1.c: Ditto.
7733 * testsuite/exclude_libs_test_2.c: Ditto.
7735 2009-05-15 Ian Lance Taylor <iant@google.com>
7737 * configure.ac: Check for declarations for cases where libiberty.h
7738 checks HAVE_DECL_xxx.
7739 * configure, config.in: Rebuild.
7741 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7743 * gold.h (Incremental_argument_list): Remove (invalid) forward
7745 * incremental.cc (Incremental_inputs::report_achive): New method.
7746 (Incremental_inputs::report_object): New method.
7747 (Incremental_inputs::report_script): New method.
7748 (Incremental_inputs::finalize_inputs): New method.
7749 (Incremental_inputs::finalize): Call finalize_inputs().
7750 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7751 Create inputs entries.
7752 * incremental.h (Incremental_input_type): New enum.
7753 (Incremental_inputs::Incremental_input): Initialize new fields.
7754 (Incremental_inputs::report_inputs): New method.
7755 (Incremental_inputs::report_achive): New method.
7756 (Incremental_inputs::report_object): New method.
7757 (Incremental_inputs::report_script): New method.
7758 (Incremental_inputs::finalize_inputs): New method.
7759 (Incremental_inputs::Input_info): New struct.
7760 (Incremental_inputs::Input_info_map): New typedef.
7761 (Incremental_inputs::lock_): New field.
7762 (Incremental_inputs::Inputs_): New field.
7763 (Incremental_inputs::Inputs_map): New field.
7764 * main.cc (main): Call Incremental_input::report_inputs.
7765 * options.h (Input_argument_list): Typedef moved from
7767 (Input_file_group::Files): Remove, use ::Input_argument_list.
7768 (Input_file_group::Input_argument_list): Remove, use
7769 ::Input_argument_list.
7770 * plugin.cc (Plugin_manager::add_input_file): Add error in
7772 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7774 * script.cc (read_input_script): Call
7775 Incremental_input::report_script.
7776 * script.h (Script_info): New class.
7778 2009-04-27 Ian Lance Taylor <iant@google.com>
7780 * x86_64.cc (do_adjust_output_section): Set entsize to
7783 2009-04-23 Elliott Hughes <enh@google.com>
7785 * output.cc (Output_file::close): After short writes, continue
7786 writing from the correct offset in the buffer being written.
7788 2009-04-23 Chris Demetriou <cgd@google.com>
7790 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7791 * configure: Regenerate.
7792 * config.in: Regenerate.
7793 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7794 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7796 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7798 * incremental.cc (Incremental_inputs_header_data): Renamed from
7799 Incremental_input_header_data.
7800 (Incremental_inputs_header_data::data_size): New field.
7801 (Incremental_inputs_header_data::put_input_file_count): Renamed
7802 from input_file_count.
7803 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7804 from command_line_offset.
7805 (Incremental_inputs_header_data::put_reserved): Renamed from
7807 (Incremental_inputs_entry_data): Renamed from
7808 Incremental_input_entry_data.
7809 (Incremental_inputs_entry_data::data_size): New field.
7810 (Incremental_inputs::report_command_line): New method.
7811 (Incremental_inputs::finalize): New method.
7812 (Incremental_inputs::create_incremental_inputs_data): New method.
7813 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7814 * incremental.h: New file.
7815 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7816 (Layout::finalize): Create incremental inputs section in
7818 (Layout::create_incremental_info_sections): New method.
7819 * layout.h (Layout::incremental_inputs): New method.
7820 (Layout::create_incremental_info_sections): New method.
7821 (Layout::incremental_inputs_): New field.
7822 * main.cc (main): Notify Incremental_input of the command line.
7824 2009-04-01 Ian Lance Taylor <iant@google.com>
7825 Mikolaj Zalewski <mikolajz@google.com>
7827 * gold.h (reserve_unordered_map): Define, three versions, one for
7828 each version of Unordered_map.
7829 * layout.cc (Layout::Layout): Remove options parameter. Add
7830 number_of_input_files parameter. Don't initialize options_.
7831 Initialize number_of_input_files_ and resized_signatures_. Move
7832 sections_are_attached_.
7833 (Layout::layout_group): Reserve space for group_signatures_.
7834 (Layout::find_or_add_kept_section): Change name parameter to be a
7835 reference. Resize signatures_ map when it gets large enough.
7836 (Layout::layout_eh_frame): Use parameters->options() instead of
7838 (Layout::make_output_section): Likewise.
7839 (Layout::attach_allocated_section_to_segment): Likewise.
7840 (Layout::finalize, Layout::create_executable_stack): Likewise.
7841 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7842 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7843 * layout.h (class Layout): Update declarations. Remove options_
7844 field. Add number_of_input_files_ and resized_signatures_
7845 fields. Move sections_are_attached_ field.
7846 * main.cc (main): Pass number of input files to Layout
7847 constructor. Don't pass options.
7849 2009-03-30 Ian Lance Taylor <iant@google.com>
7851 * ffsll.c (ffsll): Correct implementation.
7853 2009-03-27 Ian Lance Taylor <iant@google.com>
7855 * ffsll.c: New file.
7856 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7857 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7858 * ftruncate.c (ftruncate): Declare before definition.
7859 * mremap.c (mremap): Likewise.
7860 * pread.c (pread): Likewise.
7861 * configure, Makefile.in, config.in: Rebuild.
7863 * mremap.c: New file.
7864 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7865 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7866 (mremap): Declare if HAVE_MREMAP is not defined.
7867 * configure, Makefile.in, config.in: Rebuild.
7869 2009-03-27 Cary Coutant <ccoutant@google.com>
7871 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7872 position independent.
7873 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7874 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7876 2009-03-24 Cary Coutant <ccoutant@google.com>
7878 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7880 (needs_dynamic_reloc): Likewise.
7882 2009-03-24 Ian Lance Taylor <iant@google.com>
7884 * yyscript.y (file_cmd): Recognize EXTERN.
7885 (extern_name_list, extern_name_list_body): New nonterminals.
7886 * script.cc (script_add_extern): Define.
7887 * script-c.h (script_add_extern): Declare.
7889 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7891 * object.cc (is_elf_object): Define.
7892 * object.h (is_elf_object): Declare.
7893 * archive.cc (Archive::get_elf_object_for_member): Call
7895 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7897 2009-03-24 Elliott Hughes <enh@google.com>
7899 * output.cc (Output_file::map_anonymous): Define.
7900 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7901 try an anonymous one. Report the size if the mmap fails.
7902 * output.h (class Output_file): Declare map_anonymous.
7904 2009-03-24 Ian Lance Taylor <iant@google.com>
7906 * target-select.cc (instantiate_target): Don't acquire the lock if
7907 the instantiated_target_ field has already been set.
7909 2009-03-23 Ian Lance Taylor <iant@google.com>
7911 * gold-threads.h (class Initialize_lock): Define.
7912 * gold-threads.cc (class Initialize_lock_once): Define.
7913 (initialize_lock_control): New static variable.
7914 (initialize_lock_pointer): New static variable.
7915 (initialize_lock_once): New static function.
7916 (Initialize_lock::Initialize_lock): Define.
7917 (Initialize_lock::initialize): Define.
7918 * target-select.h: Include "gold-threads.h".
7919 (class Target_selector): Add lock_ and initialize_lock_ fields.
7920 Don't define instantiate_target, just declare it.
7921 * target-select.cc (Target_selector::Target_selector): Initialize
7923 (Target_selector::instantiate_target): Define.
7924 * descriptors.h: Include "gold-threads.h".
7925 (class Descriptors): Add initialize_lock_ field.
7926 * descriptors.cc (Descriptors::Descriptors): Initialize new
7928 (Descriptors::open): Use initialize_lock_ field
7929 * errors.h (class Errors): Add initialize_lock_ field.
7930 * errors.cc (Errors::Errors): Initialize new field.
7931 (Errors::initialize_lock): Use initialize_lock_ field.
7932 * powerpc.cc (class Target_selector_powerpc): Remove
7933 instantiated_target_ field. In do_recognize call
7934 instantiate_target rather than do_instantiate_target. In
7935 do_instantiate_target just allocate a new target.
7936 * sparc.cc (class Target_selector_sparc): Likewise.
7938 * freebsd.h: New file.
7939 * i386.cc: Include "freebsd.h".
7940 (Target_i386): Derive from Target_freebsd rather than
7942 (Target_selector_i386): Derive from Target_selector_freebsd rather
7943 than Target_selector.
7944 * x86_64.cc: Include "freebsd.h".
7945 (Target_x86_64): Derive from Target_freebsd rather than
7947 (Target_selector_x86_64): Derive from Target_selector_freebsd
7948 rather than Target_selector.
7949 * target.h (class Target): Add adjust_elf_header and
7950 do_adjust_elf_header.
7951 * output.cc (Output_file_header:: do_sized_write): Call target
7952 adjust_elf_header routine.
7953 * configure.tgt: Set targ_osabi.
7954 * configure.ac: Define GOLD_DEFAULT_OSABI.
7955 * parameters.cc (Parameters::default_target): Pass
7956 GOLD_DEFAULT_OSABI to select_target.
7957 * target-select.h (class Target_selector): Make instantiate_target
7958 protected rather than private.
7959 * Makefile.am (HFILES): Add freebsd.h.
7960 * configure, Makefile.in, config.in: Rebuild.
7962 * merge.cc (do_add_input_section): Correct pend value. Change
7963 message about last entry not being null terminated from error to
7966 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7968 * incremental.cc: New file.
7969 * Makefile.am (CCFILES): Add incremental.cc.
7970 * Makefile.in: Rebuild.
7972 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7974 * layout.cc (Layout::output_section_name): Preserve names
7975 of '.note.' sections.
7977 2009-03-19 Ian Lance Taylor <iant@google.com>
7979 * descriptors.cc (Descriptors::open): Check that the options are
7980 valid before using them.
7982 2009-03-18 Ian Lance Taylor <iant@google.com>
7984 * script-sections.h: Include <list>.
7985 (class Script_sections): Change Sections_elements from std::vector
7986 to std::list. Typedef public Elements_iterator. Add
7987 orphan_section_placement_, data_segment_align_start_, and
7988 saw_data_segment_align_ fields. Remove data_segment_align_index_
7990 * script-sections.cc (class Orphan_section_placement): New class.
7991 (class Sections_element): Add virtual functions is_relro and
7992 orphan_section_init. Remove virtual function place_orphan_here.
7993 (class Output_section_definition): Add is_relro and
7994 orphan_section_init. Remove place_orphan_here.
7995 (class Orphan_output_section): Likewise.
7996 (Script_sections::Script_sections): Update for field changes.
7997 (Script_sections::data_segment_align): Set saw_data_segment_align_
7998 and data_segment_align_start_, not data_segment_align_index.
7999 (Script_sections::data_segment_relro_end): Check
8000 saw_data_segment_align_. Use data_segment_align_start_ rather
8001 than data_segment_align_index_.
8002 (Script_sections::place_orphan): Rewrite to use
8003 Orphan_section_placement.
8005 2009-03-17 Ian Lance Taylor <iant@google.com>
8007 * archive.cc (Archive::add_symbols): Check for a version attached
8008 to the symbol name in the archive map.
8009 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8010 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8011 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8012 (ver_test_11.a): New target.
8013 * testsuite/Makefile.in: Rebuild.
8015 * configure.ac: Check for chsize and posix_fallocate. Replace
8017 * ftruncate.c: New file, from gnulib.
8018 * output.cc (posix_fallocate): Define dummy version if not
8019 HAVE_POSIX_FALLOCATE.
8020 (Output_file::map): Call posix_fallocate rather than lseek and
8022 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8023 * configure, Makefile.in, config.in: Rebuild.
8025 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8027 * layout.h (Layout::create_note): Add section_name parameter.
8028 * layout.cc (Layout::create_note): Likewise.
8029 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8031 2009-03-17 Ian Lance Taylor <iant@google.com>
8033 * descriptors.cc: Include "options.h".
8034 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8035 (Descriptors::open): Always use O_CLOEXEC when opening a new
8036 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8037 then set FD_CLOEXEC.
8039 * sparc.cc (class Target_sparc): Add has_got_section.
8040 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8041 make sure we have a GOT section.
8043 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8044 (Target_sparc::Scan::local): Likewise.
8045 (Target_sparc::Scan::global): Likewise.
8046 (Target_sparc::Relocate::relocate): Likewise.
8047 (Target_sparc::Relocate::relocate_tls): Likewise.
8049 * symtab.cc (Symbol_table::define_default_version): New function,
8050 broken out of add_from_object.
8051 (Symbol_table::add_from_object): Call define_default_version.
8052 (Symbol_table::define_special_symbol): Add resolve_oldsym
8053 parameter. Change all callers. If the version for a symbol comes
8054 from a version script, resolve it with the symbol with the same
8055 name with no version. Also add the symbol without a version if
8057 (do_define_in_output_data): If resolving with oldsym, don't delete
8059 (do_define_in_output_segment): Likewise.
8060 (do_define_as_constant): Likewise.
8061 * symtab.h (class Symbol_table): Update declarations.
8063 2009-03-13 Ian Lance Taylor <iant@google.com>
8065 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8066 (Read_symbols::requeue): New function.
8067 (Read_symbols::do_read_symbols): If make_elf_object fails because
8068 the target type is not configured, and the file was searched for,
8069 issue a warning and retry with the next directory.
8070 (Add_symbols::run): If the file has an incompatible format, and
8071 it was searched for, requeue the Read_symbols task. On error,
8073 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8074 dirindex parameter to constructor. Change all callers. Declare
8075 incompatible_warning and requeue.
8076 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8077 input_argument_ and input_group_ fields. Add them to
8078 constructor. Change all callers.
8079 (class Read_script): Add dirindex_ field. Add it to constructor.
8081 * archive.cc (Archive::setup): Remove input_objects parameter.
8083 (Archive::get_file_and_offset): Likewise.
8084 (Archive::read_all_symbols): Likewise.
8085 (Archive::read_symbols): Likewise.
8086 (Archive::get_elf_object_for_member): Remove input_objects
8087 parameter. Add punconfigured parameter. Change all callers.
8088 (Archive::add_symbols): Change return type to bool. Check return
8089 value of include_member.
8090 (Archive::include_all_members): Likewise.
8091 (Archive::include_member): Change return type to bool. Return
8092 false if first included object has incompatible target. Set
8093 included_member_ field.
8094 (Add_archive_symbols::run): If add_symbols returns false, requeue
8096 * archive.h (class Archive): Add included_member_ field.
8097 Initialize it in constructor. Add input_file and searched_for
8098 methods. Update declarations.
8099 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8100 input_argument_ fields. Add them to constructor. Change all
8102 * script.cc: Include "target-select.h".
8103 (class Parser_closure): Add skip_on_incompatible_target_ and
8104 found_incompatible_target_ fields. Add
8105 skip_on_incompatible_target parameter to constructor. Change all
8106 callers. Add methods skip_on_incompatible_target,
8107 clear_skip_on_incompatible_target, found_incompatible_target, and
8108 set_found_incompatible_target.
8109 (read_input_script): Add dirindex parameter. Change all callers.
8110 If parser finds an incompatible target, requeue Read_symbols
8112 (script_set_symbol): Clear skip_on_incompatible_target in
8114 (script_add_assertion, script_parse_option): Likewise.
8115 (script_start_sections, script_add_phdr): Likewise.
8116 (script_check_output_format): New function.
8117 * script.h (read_input_script): Update declaration.
8118 * script-c.h (script_check_output_format): Declare.
8119 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8120 (ignore_cmd): Remove OUTPUT_FORMAT.
8121 * fileread.cc (Input_file::Input_file): Add explicit this.
8122 (Input_file::will_search_for): New function.
8123 (Input_file::open): Add pindex parameter. Change all callers.
8124 * fileread.h (class Input_file): Add input_file_argument method.
8125 Declare will_search_for. Update declarations.
8126 * object.cc (make_elf_object): Add punconfigured parameter.
8128 * object.h (class Object): Make input_file public. Add
8129 searched_for method.
8130 (make_elf_object): Update declaration.
8131 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8133 * dirsearch.h (class Dirsearch): Update declaration.
8134 * options.h (class General_options): Add --warn-search-mismatch.
8135 * parameters.cc (Parameters::is_compatible_target): New function.
8136 * parameters.h (class Parameters): Declare is_compatible_target.
8137 * workqueue.cc (Workqueue::add_blocker): New function.
8138 * workqueue.h (class Workqueue): Declare add_blocker.
8140 * fileread.cc (Input_file::open): Remove options parameter.
8142 (Input_file::open_binary): Likewise.
8143 * script.cc (read_input_script): Likewise.
8144 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8145 options parameter from constructor. Change all callers.
8146 (class Read_script): Likewise.
8147 * fileread.h (class Input_file): Update declarations.
8148 * script.h (read_input_script): Update declaration.
8150 2009-03-10 Nick Clifton <nickc@redhat.com>
8152 * po/es.po: New Spanish translation.
8154 2009-03-06 Cary Coutant <ccoutant@google.com>
8156 * options.cc (parse_short_option): Keep dash_z from registering itself.
8158 2009-03-03 Ian Lance Taylor <iant@google.com>
8161 * target-reloc.h (relocate_section): Pass output_section to
8163 * i386.cc (Target_i386::should_apply_static_reloc): Add
8164 output_section parameter. Change all callers.
8165 (Target_i386::Relocate::relocate): Add output_section parameter.
8166 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8167 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8168 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8169 * testsuite/two_file_shared.sh: New script.
8170 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8171 (check_DATA): Add two_file_shared.dbg.
8172 (two_file_shared.dbg): New target.
8173 * testsuite/Makefile.in: Rebuild.
8175 2009-03-01 Ian Lance Taylor <iant@google.com>
8177 * configure.ac: Check for byteswap.h.
8178 * configure: Rebuild.
8179 * config.in: Rebuild.
8181 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8183 * layout.cc (Layout::find_or_add_kept_section): New function.
8184 (Layout::add_comdat): Removed.
8185 * layout.h (struct Kept_section): Move out of class Layout.
8186 Remove trailing underscores from field names. Add group_sections
8187 field. Rename group_ field to is_group. Change all uses.
8188 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8189 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8190 comdat_groups_ field.
8191 (Sized_relobj::include_section_group): Use
8192 find_or_add_kept_section and Kept_section::group_sections.
8193 (Sized_relobj::include_linkonce_section): Likewise.
8194 * object.cc (class Sized_relobj): Don't define Comdat_group or
8195 Comdat_group_table. Remove find_comdat_group and
8196 add_comdat_group. Remove comdat_groups_ field.
8197 * plugin.cc (include_comdat_group): Use
8198 Layout::find_or_add_kept_section.
8200 2009-02-28 Ian Lance Taylor <iant@google.com>
8202 * README: --gc-sections and map files are now supported. Document
8203 some build requirements.
8206 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8207 relocatable link set the value of the section symbol to zero.
8208 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8209 relocatable link don't include the section address in the local
8212 2009-02-27 Ian Lance Taylor <iant@google.com>
8215 * options.h (class Search_directory): Add is_system_directory.
8216 (class General_options): Declare is_in_system_directory.
8217 * options.cc (get_relative_sysroot): Make static.
8218 (get_default_sysroot): Make static.
8219 (General_optoins::is_in_system_directory): New function.
8220 * fileread.cc (Input_file::is_in_system_directory): New function.
8221 * fileread.h (class Input_file): Declare is_in_system_directory.
8222 * object.h (class Object): Add is_in_system_directory.
8223 (class Input_objects): Remove system_library_directory_ field.
8224 * object.cc (Input_objects::add_object): Don't set
8225 system_library_directory_.
8226 (input_objects::found_in_system_library_directory): Remove.
8227 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8228 parameter. Change all callers.
8229 (Symbol_table::sized_write_globals): Likewise.
8230 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8231 Call Object::is_in_system_directory.
8232 * symtab.h (class Symbol_table): Update declarations.
8235 * descriptors.h (Open_descriptor): Add is_on_stack field.
8236 * descriptors.cc (Descriptors::open): If the descriptor is on the
8237 top of the stack, remove it. Initialize is_on_stack field.
8238 (Descriptors::release): Only add pod to stack if it is not on the
8240 (Descriptors::close_some_descriptor): Clear stack_next and
8244 * output.cc (Output_section::find_starting_output_address): Rename
8245 from starting_output_address; add PADDR parameter; change return
8247 * output.h (class Output_section): Declare
8248 find_starting_output_address instead of starting_output_address.
8249 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8250 section symbol for which we can't find a merge section.
8253 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8254 hidden or internal, force the symbol to be local.
8255 * resolve.cc (Symbol::override_visibility): Define.
8256 (Symbol::override_base): Use override_visibility.
8257 (Symbol_table::resolve): Likewise.
8258 (Symbol::override_base_with_special): Likewise.
8259 (Symbol_table::override_with_special): If the visibility is hidden
8260 or internal, force the symbol to be local.
8261 * symtab.h (class Symbol): Add set_visibility and
8262 override_visibility.
8263 * testsuite/ver_test_1.sh: New file.
8264 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8265 (check_DATA): Add ver_test_1.syms.
8266 (ver_test_1.syms): New target.
8267 * testsuite/Makefile.in: Rebuild.
8269 2009-02-25 Cary Coutant <ccoutant@google.com>
8271 * layout.cc (Layout::choose_output_section): Don't rename sections
8272 when using a linker script that has a SECTIONS clause.
8273 * Makefile.in: Regenerate.
8275 * testsuite/Makefile.am (script_test_5.sh): New test case.
8276 * testsuite/Makefile.in: Regenerate.
8277 * testsuite/script_test_5.cc: New file.
8278 * testsuite/script_test_5.sh: New file.
8279 * testsuite/script_test_5.t: New file.
8281 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8283 * archive.cc (Archive::include_member): Update calls to add_symbols.
8284 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8285 the Layout argument.
8286 * dynobj.h (do_add_symbols): Add the Layout argument.
8287 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8289 * object.h (Object::add_symbols): Add the Layout argument.
8290 (Object::do_add_symbols): Add the Layout argument.
8291 (Sized_relobj::do_add_symbols): Add the Layout argument.
8292 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8293 Unify the two versions.
8294 (Add_plugin_symbols): Remove.
8295 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8296 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8297 (Add_plugin_symbols): Remove.
8298 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8299 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8300 (Add_symbols::run): Make it work with Pulginobj.
8302 2009-02-06 Ian Lance Taylor <iant@google.com>
8304 * object.cc (Sized_relobj::do_layout): Make info message start
8305 with lower case letter.
8307 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8309 * binary.cc: Fix file comment.
8311 * options.h (enum Incremental_disposition): Define.
8312 (class General_options): Add new options: --incremental,
8313 --incremental_changed, --incremental_unchanged,
8314 --incremental_unknown. Add incremental_disposition_ and
8315 implicit_incremental_ fields.
8316 (General_options::incremental_disposition): New function.
8317 (class Position_dependent_options): Add incremental_disposition
8319 (Position_dependent_options::copy_from_options): Set incremental
8321 * options.cc (General_options::parse_incremental_changed): New
8323 (General_options::parse_incremental_unchanged): New function.
8324 (General_options::parse_incremental_unknown): New function.
8325 (General_options::General_options): Initialize new fields
8326 incremental_disposition_ and implicit_incremental_.
8327 (General_options::finalize): Check for uasge of --incremental-*
8328 without --incremental.
8330 2009-02-06 Chris Demetriou <cgd@google.com>
8332 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8333 pointer and to report location as the file name associated with
8335 (gold_undefined_symbol_at_location): New function to replace the
8336 old gold_undefined_symbol functionality.
8337 * target-reloc.h (relocate_section): Update to use
8338 gold_undefined_symbol_at_location.
8339 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8340 Call gold_undefined_symbol function rather than gold_error.
8341 * errors.h (Errors::undefined_symbol): Take location as a
8342 string, rather than calculating it from a relocation.
8343 * errors.cc (Errors::fatal): Print "fatal error:" before the
8345 (Errors::error, Errors::error_at_location): Print "error: "
8346 before the formatted message.
8347 (Errors::undefined_symbol): Take location as a string, rather
8348 than calculating it from a relocation.
8349 (gold_undefined_symbol_at_location): New function akin to
8350 old gold_undefined_symbol, calculates location from relocation.
8351 (gold_undefined_symbol): Change to take only a Symbol pointer
8352 and to report location as the file name associated with the symbol.
8353 * testsuite/debug_msg.sh: Update for changed error messages.
8354 * testsuite/undef_symbol.sh: Likewise.
8356 2009-02-04 Duncan Sands <baldrick@free.fr>
8359 * reduced_debug_output.h
8360 (Output_reduced_debug_abbrev_section::failed): Use format for
8362 (Output_reduced_debug_info_section::faild): Likewise.
8364 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8366 * script.cc (Lazy_demangler): New class.
8367 (Version_script_info::get_symbol_version_helper): Demangle a
8370 2009-01-29 Cary Coutant <ccoutant@google.com>
8372 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8374 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8376 2009-01-28 Ian Lance Taylor <iant@google.com>
8378 * version.cc (version_string): Bump to 1.9.
8380 * gold.h: Include <cstring> and <stdint.h>.
8381 * version.cc: Include <cstdio>.
8382 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8384 * reduced_debug_output.cc (insert_into_vector): Rename from
8385 Insert_into_vector; change all callers. Use Swap_unaligned to
8386 avoid aliasing issue; remove union since it is unnecessary.
8388 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8390 * Makefile.am (CCFILES): Add gc.cc.
8392 * Makefile.in: Regenerate.
8393 * gold.cc (Gc_runner): New class.
8394 (queue_initial_tasks): Call garbage collection related tasks
8395 when corresponding options are invoked.
8396 (queue_middle_gc_tasks): New function.
8397 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8398 processed early before laying out sections during garbage collection.
8399 * gold.h (queue_middle_gc_tasks): New function.
8400 (is_prefix_of): Move from "layout.cc".
8401 * i386.cc (Target_i386::gc_process_relocs): New function.
8402 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8403 * main.cc (main): Create object of class "Garbage_collection".
8404 * object.cc (Relobj::copy_symbols_data): New function.
8405 (Relobj::is_section_name_included): New function.
8406 (Sized_relobj::do_layout): Allow this function to be called twice
8407 during garbage collection and defer layout of section during the
8409 * object.h (Relobj::get_symbols_data): New function.
8410 (Relobj::is_section_name_included): New function.
8411 (Relobj::copy_symbols_data): New function.
8412 (Relobj::set_symbols_data): New function.
8413 (Relobj::get_relocs_data): New function.
8414 (Relobj::set_relocs_data): New function.
8415 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8416 (Relobj::gc_process_relocs): New function.
8417 (Relobj::do_gc_process_relocs): New pure virtual function.
8418 (Relobj::sd_): New data member.
8419 (Sized_relobj::is_output_section_offset_invalid): New function.
8420 (Sized_relobj::do_gc_process_relocs): New function.
8421 * options.h (General_options::gc_sections): Modify to not be a no-op.
8422 (General_options::print_gc_sections): New option.
8423 * plugin.cc (Plugin_finish::run): Remove function call to
8424 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8425 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8426 * reloc.cc (Read_relocs::run): Add task to process relocs and
8427 determine unreferenced sections when doing garbage collection.
8428 (Gc_process_relocs): New class.
8429 (Sized_relobj::do_gc_process_relocs): New function.
8430 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8431 sections that are garbage collected.
8432 * reloc.h (Gc_process_relocs): New class.
8433 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8434 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8435 symbols whose corresponding sections are garbage collected.
8436 (Symbol_table::Symbol_table): Add new parameter for the garbage
8438 (Symbol_table::gc_mark_undef_symbols): New function.
8439 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8440 (Symbol_table::gc_mark_dyn_syms): New function.
8441 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8443 (Symbol_table::add_from_object): Likewise.
8444 (Symbol_table::add_from_relobj): When building shared objects, do not
8445 treat externally visible symbols as garbage.
8446 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8447 table information for static and relocatable links.
8448 * symtab.h (Symbol_table::set_gc): New function.
8449 (Symbol_table::gc): New function.
8450 (Symbol_table::gc_mark_undef_symbols): New function.
8451 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8452 (Symbol_table::gc_mark_dyn_syms): New function.
8453 (Symbol_table::gc_): New data member.
8454 * target.h (Sized_target::gc_process_relocs): New pure virtual
8456 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8457 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8459 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8461 * options.h (General_options::gc_sections): Define as a no-op for now.
8462 (General_options::no_keep_memory): Ditto.
8463 (General_options::Bshareable): Define.
8464 * options.cc (General_options::finalize): Honor -Bshareable.
8466 2009-01-20 Andreas Schwab <schwab@suse.de>
8468 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8469 read the value in the contents, since we don't use it. Use the
8470 template endianness when writing.
8471 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8473 2009-01-19 Andreas Schwab <schwab@suse.de>
8475 * configure.tgt (powerpc64-*): Fix targ_obj.
8477 2009-01-15 Ian Lance Taylor <iant@google.com>
8479 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8480 local symbols when stripping all symbols.
8482 2009-01-14 Cary Coutant <ccoutant@google.com>
8484 * output.cc (Output_reloc): Add explicit instantiations.
8486 2009-01-14 Cary Coutant <ccoutant@google.com>
8488 * archive.cc (Archive::get_elf_object_for_member): Remove call
8489 to File_read::claim_for_plugin.
8490 * descriptors.cc (Descriptors::open): Remove reference to
8492 (Descriptors::claim_for_plugin): Remove.
8493 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8494 (Descriptors::is_claimed): Remove.
8495 (claim_descriptor_for_plugin): Remove.
8496 * fileread.cc (File_read::claim_for_plugin): Remove.
8497 * fileread.h (File_read::claim_for_plugin): Remove.
8498 (File_read::descriptor): Reopen descriptor if necessary.
8499 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8500 (Plugin_manager::all_symbols_read): Add task parameter. Change
8502 (Plugin_manager::get_input_file): New function.
8503 (Plugin_manager::release_input_file): New function.
8504 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8505 corresponding data member.
8506 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8507 and pass to base constructor. Change all callers.
8508 (get_input_file, release_input_file): New functions.
8509 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8510 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8511 (Plugin_manager::all_symbols_read): Add task parameter.
8512 (Plugin_manager::get_input_file): New function.
8513 (Plugin_manager::release_input_file): New function.
8514 (Plugin_manager::task_): New data member.
8515 (Pluginobj::Pluginobj): Add filesize parameter.
8516 (Pluginobj::filename): New function.
8517 (Pluginobj::descriptor): New function.
8518 (Pluginobj::filesize): New function.
8519 (Pluginobj::filesize_): New data member.
8520 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8521 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8522 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8524 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8525 with archive libraries.
8526 * testsuite/Makefile.in: Regenerate.
8527 * testsuite/plugin_test.c (struct sym_info): New type.
8528 (get_input_file, release_input_file): New static variables.
8529 (onload): Capture new transfer vector entries.
8530 (claim_file_hook): Stop reading at end of file according to filesize.
8531 Factor out parsing of readelf output into separate function.
8532 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8533 APIs and get the source file name from the symbol table. Convert
8534 source file name to corresponding object file name. Print info
8535 message when adding new input files.
8536 (parse_readelf_line): New function.
8537 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8538 * testsuite/plugin_test_2.sh: Likewise.
8539 * testsuite/plugin_test_3.sh: Likewise.
8540 * testsuite/plugin_test_4.sh: New test case.
8542 2009-01-07 Ian Lance Taylor <iant@google.com>
8544 * version.cc (version_string): Bump to 1.8.
8546 2008-12-23 Cary Coutant <ccoutant@google.com>
8548 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8549 * plugin.cc (Plugin_manager::finish): Rename as
8550 layout_deferred_objects. Move cleanup to separate function.
8551 (Plugin_manager::cleanup): New function.
8552 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8554 * plugin.h (Plugin_manager::finish): Rename as
8555 layout_deferred_objects.
8556 (Plugin_manager::cleanup): New function.
8557 (Plugin_manager::cleanup_done): New field.
8559 2008-12-23 Cary Coutant <ccoutant@google.com>
8561 * plugin.cc (is_visible_from_outside): New function.
8562 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8563 so we don't return "IR only" status for exported symbols or -r links.
8565 * testsuite/Makefile.am (plugin_test_3): New test case.
8566 * testsuite/Makefile.in: Regenerate.
8567 * testsuite/plugin_test_3.sh: New file.
8569 2008-12-22 Cary Coutant <ccoutant@google.com>
8571 * object.cc (Sized_relobj::layout_section): New function.
8572 (Sized_relobj::do_layout): Defer layout of input sections until after
8573 plugin has provided replacement files.
8574 (Sized_relobj::do_layout_deferred_sections): New function.
8575 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8576 (Relobj::layout_deferred_sections): New function.
8577 (Relobj::do_layout_deferred_sections): New function.
8578 (Sized_relobj::do_layout_deferred_sections): New function.
8579 (Sized_relobj::layout_section): New function.
8580 (Sized_relobj::Deferred_layout): New structure.
8581 (Sized_relobj::deferred_layout_): New field.
8582 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8583 Change all callers. Layout deferred sections.
8584 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8586 (Plugin_hook::run): Move code from do_plugin_hook inline.
8587 (Plugin_hook::do_plugin_hook): Remove.
8588 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8589 (Plugin_manager::finish): Renamed, was cleanup.
8590 (Plugin_manager::should_defer_layout): New function.
8591 (Plugin_manager::add_deferred_layout_object): New function.
8592 (Plugin_manager::Deferred_layout_list): New type.
8593 (Plugin_manager::deferred_layout_objects_): New field.
8594 (Plugin_hook::do_plugin_hook): Remove.
8596 2008-12-17 Ian Lance Taylor <iant@google.com>
8598 * options.h (class General_options): Add --no case for
8601 2008-12-16 Cary Coutant <ccoutant@google.com>
8603 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8605 (Plugin_manager::claim_file): Create plugin object even if
8606 plugin did not call the add_symbols callback.
8607 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8608 asking for more symbols than were added.
8609 * testsuite/Makefile.am (plugin_test_1): Add test case with
8611 (empty.syms): New target.
8612 * testsuite/Makefile.in: Regenerate.
8613 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8614 message. Don't call add_symbols if no globals.
8615 (all_symbols_read_hook): Don't provide replacement for empty
8618 2008-12-12 Ian Lance Taylor <iant@google.com>
8620 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8621 r_type == 0 for a local symbol with r_sym == 0.
8622 (scan_relocatable_relocs): Pass r_sym to
8623 local_non_section_strategy.
8624 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8627 * configure.ac: Update test for TLS descriptors: they are
8628 supported as of glibc 2.9.
8629 * configure: Rebuild.
8631 2008-12-11 Ian Lance Taylor <iant@google.com>
8634 * target-reloc.h (Default_scan_relocatable_relocs): For each
8635 function, map r_type == 0 to RELOC_DISCARD.
8637 2008-12-10 Cary Coutant <ccoutant@google.com>
8639 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8640 object to override a kept COMDAT group from a plugin object.
8642 2008-12-09 Ian Lance Taylor <iant@google.com>
8645 * yyscript.y (file_cmd): Handle INPUT.
8647 * testsuite/initpri1.c: Change all declarations to be full
8648 prototypes by adding void, to avoid compiler warnings.
8650 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8652 * options.cc (General_options::parse_plugin_opt): New.
8653 (General_options::add_plugin): The argument now is just the filename.
8654 (General_options::add_plugin_option): New.
8655 * options.h (plugin_opt): New.
8656 (add_plugin): Change argument name.
8657 (add_plugin_option): New.
8658 * plugin.cc (Plugin::load): Don't parse the plugin option.
8659 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8660 (Plugin::add_option): New.
8661 (Plugin::args_): Change type.
8662 (Plugin::filename_): New.
8663 (Plugin_manager::add_plugin_option): New.
8664 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8665 * testsuite/Makefile.in: Regenerate.
8667 2008-12-05 Cary Coutant <ccoutant@google.com>
8669 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8670 Handle --strip-lto-sections option.
8671 * options.h (strip_lto_sections): New option.
8673 2008-12-01 Cary Coutant <ccoutant@google.com>
8675 * plugin.cc (ld_plugin_message): Change format parameter to const.
8676 Fix mismatch between new[] and delete.
8678 2008-11-14 Cary Coutant <ccoutant@google.com>
8680 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8683 2008-11-05 Craig Silverstein <csilvers@google.com>
8685 * options.cc (General_options::parse_dynamic_list): New function.
8686 * options.h (General_options): New flags dynamic_list,
8687 dynamic_list_data, dynamic_list_cpp_new, and
8688 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8689 (General_options::in_dynamic_list): New function.
8690 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8691 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8692 (Lex::can_continue_name): Likewise.
8694 (read_script_file): New parameter script_options.
8695 (read_dynamic_list): New function.
8696 (Script_options::define_dynamic_list): New function.
8697 (dynamic_list_keyword_parsecodes): New variable.
8698 (dynamic_list_keywords): New variable.
8699 * script.h (Script_options::define_dynamic_list): New function
8701 (read_dynamic_list): New function prototype.
8702 * symtab.cc (strprefix): New macro.
8703 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8704 dynamic_list_data, dynamic_list_cpp_new, and
8705 dynamic_list_cpp_typeinfo.
8706 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8707 (dynamic_list_expr): New rule.
8708 (dynamic_list_nodes): Likewise.
8709 (dynamic_list_node): Likewise.
8710 * testsuite/Makefile.am (dynamic_list): New test.
8711 * testsuite/Makefile.in: Regenerated.
8712 * testsuite/dynamic_list.t: New file.
8713 * testsuite/dynamic_list.sh: New file.
8715 2008-11-05 Craig Silverstein <csilvers@google.com>
8717 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8718 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8719 (t11_last): Likewise.
8720 * testsuite/ver_test_6.c (main): Likewise.
8722 2008-10-07 Cary Coutant <ccoutant@google.com>
8724 * options.c (General_options::finalize): Add check for -static and
8726 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8729 2008-10-02 Cary Coutant <ccoutant@google.com>
8731 * plugin.cc (make_sized_plugin_object): Fix conditional
8732 compilation to work when not all targets are enabled.
8734 2008-09-29 Cary Coutant <ccoutant@google.com>
8736 * archive.cc (Archive::get_file_and_offset): Use filename instead
8737 of name to get library path.
8738 (Archive::include_member): Unlock external member of a thin archive.
8740 * testsuite/Makefile.am (TEST_AR): New variable.
8741 (thin_archive_test_1): New test.
8742 (thin_archive_test_2): New test.
8743 * testsuite/Makefile.in: Regenerate.
8744 * testsuite/thin_archive_main.cc: New file.
8745 * testsuite/thin_archive_test_1.cc: New file.
8746 * testsuite/thin_archive_test_2.cc: New file.
8747 * testsuite/thin_archive_test_3.cc: New file.
8748 * testsuite/thin_archive_test_4.cc: New file.
8750 2008-09-29 Cary Coutant <ccoutant@google.com>
8752 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8753 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8755 (Sized_relobj::do_finalize_local_symbols): Likewise.
8756 (Sized_relobj::map_to_kept_section): Likewise.
8757 * object.h (Sized_relobj::invalid_address): New constant.
8758 (Sized_relobj::do_output_section_offset): Check for invalid_address
8760 * output.cc (Output_reloc::local_section_offset): Use constant
8761 invalid_address instead of -1U.
8762 (Output_reloc::get_address): Likewise.
8763 (Output_section::output_address): Change -1U to -1ULL.
8764 * output.h (Output_reloc::invalid_address): New constant.
8765 * reloc.cc (Sized_relobj::write_sections): Use constant
8766 invalid_address instead of -1U.
8767 (Sized_relobj::relocate_sections): Likewise.
8768 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8769 values for merge sections.
8770 * target-reloc.h (relocate_for_relocatable): Use constant
8771 invalid_address instead of -1U.
8773 2008-09-19 Cary Coutant <ccoutant@google.com>
8775 Add plugin functionality for link-time optimization (LTO).
8776 * configure.ac (plugins): Add --enable-plugins option.
8777 * configure: Regenerate.
8778 * config.in: Regenerate.
8779 * Makefile.am (LIBDL): New variable.
8780 (CCFILES): Add plugin.cc.
8781 (HFILES): Add plugin.h.
8782 (ldadd_var): Add LIBDL.
8783 * Makefile.in: Regenerate.
8785 * archive.cc: Include "plugin.h".
8786 (Archive::setup): Don't preread archive symbols when using a plugin.
8787 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8788 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8790 (Archive::include_member): Add symbols from plugin objects.
8791 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8792 * descriptors.cc (Descriptors::open): Check for file descriptors
8793 abandoned by plugins.
8794 (Descriptors::claim_for_plugin): New function.
8795 * descriptors.h (Descriptors::claim_for_plugin): New function.
8796 (Open_descriptor::is_claimed): New field.
8797 (claim_descriptor_for_plugin): New function.
8798 * fileread.cc (File_read::claim_for_plugin): New function.
8799 * fileread.h (File_read::claim_for_plugin): New function.
8800 (File_read::descriptor): New function.
8801 * gold.cc: Include "plugin.h".
8802 (queue_initial_tasks): Add task to call plugin hooks for generating
8804 * main.cc: Include "plugin.h".
8805 (main): Load plugin libraries.
8806 * object.h (Pluginobj): Declare.
8807 (Object::pluginobj): New function.
8808 (Object::do_pluginobj): New function.
8809 (Object::set_target): New function.
8810 * options.cc: Include "plugin.h".
8811 (General_options::parse_plugin): New function.
8812 (General_options::General_options): Initialize plugins_ field.
8813 (General_options::add_plugin): New function.
8814 * options.h (Plugin_manager): Declare.
8815 (General_options): Add --plugin option.
8816 (General_options::has_plugins): New function.
8817 (General_options::plugins): New function.
8818 (General_options::add_plugin): New function.
8819 (General_options::plugins_): New field.
8820 * plugin.cc: New file.
8821 * plugin.h: New file.
8822 * readsyms.cc: Include "plugin.h".
8823 (Read_symbols::do_read_symbols): Check for archive before checking
8824 for ELF file. Call plugin hooks to claim files.
8825 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8826 from a real object file; force override when processing replacement
8828 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8829 (Symbol::init_base_object): Likewise.
8830 (Symbol::init_base_output_data): Likewise.
8831 (Symbol::init_base_output_segment): Likewise.
8832 (Symbol::init_base_constant): Likewise.
8833 (Symbol::init_base_undefined): Likewise.
8834 (Symbol::output_section): Assert that object is not a plugin.
8835 (Symbol_table::add_from_pluginobj): New function.
8836 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8838 (Symbol_table::sized_write_globals): Likewise.
8839 (Symbol_table::add_from_pluginobj): Instantiate template.
8840 * symtab.h (Sized_pluginobj): Declare.
8841 (Symbol::in_real_elf): New function.
8842 (Symbol::set_in_real_elf): New function.
8843 (Symbol::in_real_elf_): New field.
8844 (Symbol_table::add_from_pluginobj): New function.
8846 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8847 (LIBDL): New variable.
8849 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8850 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8851 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8852 (MOSTLYCLEANFILES): Likewise.
8853 * testsuite/Makefile.in: Regenerate.
8854 * testsuite/plugin_test.c: New file.
8855 * testsuite/plugin_test_1.sh: New file.
8856 * testsuite/plugin_test_2.sh: New file.
8858 2008-09-16 Ian Lance Taylor <iant@google.com>
8860 * target-reloc.h (relocate_section): Check whether a symbol is
8861 defined by the ABI before reporting an undefined symbol error.
8862 * target.h (Target::is_defined_by_abi): Make parameter const.
8863 (Target::do_is_defined_by_abi): Likewise.
8864 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8865 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8866 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8867 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8868 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8869 * testsuite/Makefile.in: Rebuild.
8871 * fileread.cc (make_view): Add casts to avoid warning.
8873 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8875 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8876 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8878 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8880 * options.h (General_options::output_is_executable): New.
8881 (General_options::output_is_pie): New.
8882 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8883 for shared libraries.
8884 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8886 2008-09-11 Chris Demetriou <cgd@google.com>
8888 * options.h (origin): New -z option.
8889 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8890 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8893 2008-09-05 Cary Coutant <ccoutant@google.com>
8895 * fileread.cc (File_read::make_view): Add check for attempt to map
8898 2008-09-05 Cary Coutant <ccoutant@google.com>
8900 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8901 explicit instantiations.
8903 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8906 * options.cc (General_options::finalize): Allow undefined symbols
8907 in shlibs if linking -shared.
8910 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8911 symbols as not needing a dynsym entry.
8913 2008-08-20 Craig Silverstein <csilvers@google.com>
8915 * fileread.cc (File_read::open): Do not lock the file unless it
8916 was successfully opened.
8918 2008-08-14 Cary Coutant <ccoutant@google.com>
8920 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8921 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8922 * testsuite/tls_test.cc (struct int128): 128-bit struct
8923 for testing TLS relocs with non-zero addend.
8924 (v12): New TLS variable.
8926 (t_last): Add check for v12.
8927 * testsuite/tls_test.h (t12): New function.
8928 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8930 2008-08-13 Ian Lance Taylor <iant@google.com>
8932 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8933 set tls_segment_ or relro_segment_.
8934 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8936 * output.h (Output_section::clear_is_relro): New function.
8937 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8938 sections specially even when output_data_ is empty.
8939 (Output_segment::maximum_alignment): When first section is relro,
8940 only force alignment for PT_LOAD segments.
8941 * script.cc (script_data_segment_align): New function.
8942 (script_data_segment_relro_end): New function.
8943 * script-c.h (script_data_segment_align): Declare.
8944 (script_data_segment_relro_end): Declare.
8945 * script-sections.h (class Script_sections): Declare
8946 data_segment_align and data_segment_relro_end. Add fields
8947 segment_align_index_ and saw_relro_end_.
8948 * script-sections.cc (class Sections_element): Add set_is_relro
8949 virtual function. Add new bool* parameter to place_orphan_here.
8950 Add get_output_section virtual function.
8951 (class Output_section_definition): Add set_is_relro. Add new
8952 bool* parameter to place_orphan_here. Add get_output_section.
8953 Add is_relro_ field.
8954 (Output_section_definition::Output_section_definition): Initialize
8955 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8956 and is_relro_ fields.
8957 (Output_section_definition::place_orphan_here): Add is_relro
8959 (Output_section_definition::set_section_addresses): Set relro for
8961 (Output_section_definition::alternate_constraint): Likewise.
8962 (class Orphan_output_section): Add new bool* parameter to
8963 place_orphan_here. Add get_output_section.
8964 (Orphan_output_section::place_orphan_here): Add is_relro
8966 (Script_sections::Script_sections): Initialize
8967 data_segment_align_index_ and saw_relro_end_.
8968 (Script_sections::data_segment_align): New function.
8969 (Script_sections::data_segment_relro_end): New function.
8970 (Script_sections::place_orphan): Set or clear is_relro.
8971 (Script_sections::set_section_addresses): Force alignment of first
8973 * yyscript.y (exp): Call script_data_segment_align and
8974 script_data_segment_relro_end.
8975 * testsuite/relro_script_test.t: New file.
8976 * testsuite/relro_test.cc (using_script): Declare.
8977 (t1, t2): Test using_script.
8978 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8979 (relro_script_test_SOURCES): Define.
8980 (relro_script_test_DEPENDENCIES): Define.
8981 (relro_script_test_LDFLAGS): Define.
8982 (relro_script_test_LDADD): Define.
8983 (relro_script_test.so): New target.
8984 * testsuite/Makefile.in: Rebuild.
8986 2008-08-06 Cary Coutant <ccoutant@google.com>
8988 * archive.cc (Archive::total_archives, Archive::total_members)
8989 (Archive::total_members_loaded): New variables.
8990 (Archive::setup): Add parameter. Add option to preread
8992 (Archive::read_armap): Add counter.
8993 (Archive::get_file_and_offset): New function.
8994 (Archive::get_elf_object_for_member): New function.
8995 (Archive::read_all_symbols): New function.
8996 (Archive::read_symbols): New function.
8997 (Archive::add_symbols): Add counters.
8998 (Archive::include_all_members): Use armap to find members if it's
9000 (Archive::include_member): Skip reading symbols if already read.
9001 Factored code into Archive::get_file_and_offset and
9002 Archive::get_elf_object_for_member. Changed call to
9003 Mapfile::report_include_archive_member.
9004 (Archive::print_stats): New function.
9005 * archive.h: Declare Object and Read_symbols_data classes.
9006 (Archive::Archive): Add initializers for new members.
9007 (Archive::setup): Add parameter.
9008 (Archive::print_stats): New function.
9009 (Archive::total_archives, Archive::total_members)
9010 (Archive::total_members_loaded): New variables.
9011 (Archive::get_file_and_offset): New function.
9012 (Archive::get_elf_object_for_member): New function.
9013 (Archive::read_all_symbols): New function.
9014 (Archive::read_symbols): New function.
9015 (Archive::Archive_member): New class.
9016 (Archive::members_): New member.
9017 (Archive::num_members_): New member.
9018 * main.cc: Include archive.h.
9019 (main): Call Archive::print_stats.
9020 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9021 archive parameter; member_name is now the fully-decorated name.
9022 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9023 * options.h: (General_options): Add --preread-archive-symbols option.
9024 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9027 2008-08-04 Ian Lance Taylor <iant@google.com>
9029 * symtab.h (Symbol::use_plt_offset): New function.
9030 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9031 * powerpc.cc (Relocate::relocate): Likewise.
9032 * sparc.cc (Relocate::relocate): Likewise.
9033 * x86_64.cc (Relocate::relocate): Likewise.
9034 * testsuite/weak_plt.sh: New test.
9035 * testsuite/weak_plt_main.cc: New test.
9036 * testsuite/weak_plt_shared.cc: New test.
9037 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9038 (check_PROGRAMS): Add weak_plt.
9039 (check_DATA): Add weak_plt_shared.so.
9040 (weak_plt_main_pic.o, weak_plt): New targets.
9041 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9042 * testsuite/Makefile.in: Rebuild.
9044 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9046 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9047 * testsuite/Makefile.in: Rebuild.
9049 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9051 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9052 * Makefile.in: Regenerate.
9053 * po/POTFILES.in: Regenerate.
9055 2008-07-29 Ian Lance Taylor <iant@google.com>
9057 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9058 symbols before other symbols.
9059 * testsuite/script_test_2.cc (test_addr): Declare.
9060 (test_addr_alias): Declare.
9061 (main): Check that test_addr and test_addr_alias have the right
9063 * testsuite/script_test_2.t: Define test_addr_alias and
9066 2008-07-24 Ian Lance Taylor <iant@google.com>
9069 * descriptors.cc: New file.
9070 * descriptors.h: New file.
9071 * gold-threads.h (class Hold_optional_lock): New class.
9072 * fileread.cc: Include "descriptors.h".
9073 (File_read::~File_read): Release descriptor rather than closing
9075 (File_read::open) [file]: Call open_descriptor rather than open.
9076 Set is_descriptor_opened_.
9077 (File_read::open) [memory]: Assert that descriptor is not open.
9078 (File_read::reopen_descriptor): New function.
9079 (File_read::release): Release descriptor.
9080 (File_read::do_read): Make non-const. Reopen descriptor.
9081 (File_read::read): Make non-const.
9082 (File_read::make_view): Reopen descriptor.
9083 (File_read::do_readv): Likewise.
9084 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9085 Update declarations.
9086 * layout.cc: Include "descriptors.h".
9087 (Layout::create_build_id): Use open_descriptor rather than open.
9088 * output.cc: Include "descriptors.h".
9089 (Output_file::open): Use open_descriptor rather than open.
9090 * archive.cc (Archive::const_iterator): Change Archive to be
9092 (Archive::begin, Archive::end): Make non-const.
9093 (Archive::count_members): Likewise.
9094 * archive.h (class Archive): Update declarations.
9095 * object.h (Object::read): Make non-const.
9096 * Makefile.am (CCFILES): Add descriptors.cc.
9097 (HFILES): Add descriptors.h.
9098 * Makefile.in: Rebuild.
9101 * gold.h: Always include <clocale>. Add Solaris workarounds
9102 following code in binutils/sysdep.h.
9105 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9106 this->eh_frame_hdr_ is NULL before using it.
9108 * dynobj.cc (Versions::Versions): Update comment.
9110 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9111 the base version name.
9113 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9114 array size plus one.
9115 (Stringpool_template::set_string_offsets): Subtract one from key
9116 before using it as an array index.
9117 (Stringpool_template::get_offset_with_length): Likewise.
9118 (Stringpool_template::write_to_buffer): Likewise.
9119 * stringpool.h (Stringpool_template::get_offset_from_key):
9122 2008-07-23 Ian Lance Taylor <iant@google.com>
9125 * object.h (Merged_symbol_value::value): Do our best to handle a
9129 * script.cc (Version_script_info::get_versions): Don't add empty
9130 version tag to return value.
9131 (Version_script_info::get_symbol_version_helper): Change return
9132 type to bool. Add pversion parameter. Change all callers.
9133 (script_register_vers_node): Don't require a non-NULL tag.
9134 * script.h (class Version_script_info): Update declarations.
9135 (Version_script_info::get_symbol_version): Change return type to
9136 bool. Add version parameter. Change all callers.
9137 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9138 handling. Handle an empty version from a version script.
9139 (Symbol_table::define_special_symbol): Likewise.
9140 * testsuite/ver_test_10.script: New file.
9141 * testsuite/ver_test_10.sh: New file.
9142 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9143 (check_DATA): Add ver_test_10.syms.
9144 (ver_test_10.syms, ver_test_10.so): New target.
9145 * testsuite/Makefile.in: Rebuild.
9147 2008-07-23 Simon Baldwin <simonb@google.com>
9149 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9150 to zero for undefined symbols from dynamic libraries.
9152 2008-07-23 Ian Lance Taylor <iant@google.com>
9154 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9156 * symtab.h (class Symbol_table): Update declaration.
9157 * testsuite/ver_test_9.cc: New file.
9158 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9159 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9160 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9161 (ver_test_9.so, ver_test_9.o): New targets.
9162 * testsuite/Makefile.in: Rebuild.
9164 2008-07-22 Ian Lance Taylor <iant@google.com>
9166 * options.h (class General_options): Define --check-sections.
9167 * layout.cc (Layout::set_segment_offsets): Handle
9170 * options.h (class General_options): Define -n/--nmagic and
9172 * options.cc (General_options::finalize): For -n/--nmagic or
9173 -N/--omagic, set -static.
9174 * layout.cc (Layout::attach_allocated_section_to_segment): If
9175 -N/--omagic, don't put read-only and read-write sections in
9177 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9178 finding a read-only segment.
9179 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9180 don't set the minimum segment alignment to the common page size,
9181 and don't set the file offset to the address modulo the page size.
9182 * script-sections.cc (Script_sections::create_segments): If
9183 -n/--omagic, don't put read-only and read-write sections in
9186 * cref.cc: New file.
9188 * options.h (class General_options): Add --print-symbol-counts.
9189 * main.cc (main): Issue defined symbol report if requested.
9190 * archive.cc (Archive::interpret_header): Make into a const member
9192 (Archive::add_symbols): Call Input_objects::archive_start and
9194 (Archive::const_iterator): Define new class.
9195 (Archive::begin, Archive::end): New functions.
9196 (Archive::include_all_members): Rewrite to use iterator.
9197 (Archive::count_members): New function.
9198 * archive.h (class Archive): Update declarations.
9199 (Archive::filename): New function.
9200 * object.cc: Include "cref.h".
9201 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9202 (Sized_relobj::do_get_global_symbol_counts): New function.
9203 (Input_objects::add_object): Add object to cross-referencer.
9204 (Input_objects::archive_start): New function.
9205 (Input_objects::archive_stop): New function.
9206 (Input_objects::print_symbol_counts): New function.
9207 * object.h: Declare Cref and Archive.
9208 (Object::get_global_symbol_counts): New function.
9209 (Object::do_get_global_symbol_counts): New pure virtual function.
9210 (class Sized_relobj): Add defined_count_ field. Update
9212 (class Input_objects): Add cref_ field. Update constructor.
9213 Update declarations.
9214 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9216 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9218 (Sized_dynobj::do_get_global_symbol_counts): New function.
9219 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9220 defined_count_. Update declarations. Define Symbols typedef.
9221 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9222 parameter. Change all callers.
9223 (Symbol_table::add_from_dynobj): Add sympointers and defined
9224 parameters. Change all callers.
9225 * symtab.h (class Symbol_table): Update declarations.
9226 * Makefile.am (CCFILES): Add cref.cc.
9227 (HFILES): Add cref.h.
9228 * Makefile.in: Rebuild.
9230 2008-07-22 Simon Baldwin <simonb@google.com>
9232 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9233 to zero when writing undefined symbols.
9235 2008-07-22 Ian Lance Taylor <iant@google.com>
9237 * output.cc (Output_section::add_input_section): Don't try to
9238 merge empty merge sections.
9240 2008-07-21 Craig Silverstein <csilvers@google.com>
9242 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9243 Include symbol version in error message.
9245 2008-07-20 Chris Demetriou <cgd@google.com>
9247 * configure.ac (gold_cv_c_random_seed): New configured variable.
9248 (RANDOM_SEED_CFLAGS): New substituted variable.
9249 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9250 * configure: Rebuild.
9251 * Makefile.in: Likewise.
9252 * testsuite/Makefile.in: Likewise.
9254 2008-07-18 Ian Lance Taylor <iant@google.com>
9256 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9257 where we see NAME/NULL and NAME/VERSION as separate symbols.
9258 * testsuite/ver_test_main.cc (main): Call t4.
9259 (t4, t4_2a): Define.
9260 * testsuite/ver_test_2.cc (t4_2): Define.
9261 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9262 * testsuite/ver_test_4.cc (t4_2a): Define.
9263 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9264 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9266 2008-07-17 Ian Lance Taylor <iant@google.com>
9268 * dynobj.cc (Versions::add_def): If we give an error about a
9269 missing version, go ahead and create the version anyhow.
9271 2008-07-10 Ian Lance Taylor <iant@google.com>
9273 Handle output sections with more than 0x7fffffff bytes.
9274 * object.h (class Relobj): Change map_to_output_ to
9275 output_sections_, and just keep a section pointer. Change all
9276 uses. Move comdat group support to Sized_relobj.
9277 (Relobj::is_section_specially_mapped): Remove.
9278 (Relobj::output_section): Remove poff parameter. Change all
9280 (Relobj::output_section_offset): New function.
9281 (Relobj::set_section_offset): Rewrite.
9282 (Relobj::map_to_output): Remove.
9283 (Relobj::output_sections): New function.
9284 (Relobj::do_output_section_offset): New pure virtual function.
9285 (Relobj::do_set_section_offset): Likewise.
9286 (class Sized_relobj): Add section_offsets_ field. Add comdat
9287 group support from Relobj. Update declarations.
9288 (Sized_relobj::get_output_section_offset): New function.
9289 (Sized_relobj::do_output_section_offset): New function.
9290 (Sized_relobj::do_set_section_offset): New function.
9291 * object.cc (Relobj::output_section_address): Remove.
9292 (Sized_relobj::Sized_relobj): Initialize new fields.
9293 (Sized_relobj::include_section_group): Cast find_kept_object to
9295 (Sized_relobj::include_linkonce_section): Likewise.
9296 (Sized_relobj::do_layout): Use separate arrays for output section
9298 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9300 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9301 output_sections and section_offsets.
9302 (Sized_relobj::write_local_symbols): Likewise.
9303 (map_to_kept_section): Compute output address directly.
9304 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9305 output_sections and section_offsets.
9306 (Sized_relobj::write_sections): Likewise.
9307 (Sized_relobj::relocate_sections): Likewise.
9308 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9309 * output.h (class Output_reloc): Update declarations. Change
9310 u2_.relobj to Sized_relobj*.
9311 (class Output_data_reloc): Change add functions to use
9313 * output.cc (Output_reloc::Output_reloc): Change relobj to
9315 (Output_reloc::local_section_offset): Change return type to
9316 Elf_Addr. Use get_output_section_offset.
9317 (Output_reloc::get_address): Likewise.
9318 (Output_section::is_input_address_mapped): Don't call
9319 is_section_specially_mapped.
9320 (Output_section::output_offset): Likewise.
9321 (Output_section::output_address): Likewise.
9322 (Output_section::starting_output_address): Likewise.
9323 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9324 parameter to Sized_relobj*.
9325 (Copy_relocs::need_copy_reloc): Likewise.
9326 (Copy_relocs::save): Likewise.
9327 * copy-relocs.h (class Copy_relocs): Update declarations.
9328 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9329 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9330 * target-reloc.h (relocate_for_relocatable): Change
9331 offset_in_output_section type to Elf_Addr. Change code that uses
9333 * layout.cc (Layout::layout): Always set *off.
9334 * mapfile.cc (Mapfile::print_input_section): Use
9335 output_section_offset.
9336 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9338 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9339 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9340 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9342 2008-07-03 Ian Lance Taylor <iant@google.com>
9344 * layout.cc (Layout::include_section): Do not discard unrecognized
9345 SHT_STRTAB sections.
9347 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9349 * script.cc (Lex::can_continue_name): Make '?' allowable in
9350 version-script names.
9351 * testsuite/version_script.map: Change glob pattern to use '?'
9353 2008-06-30 Manish Singh <yosh@gimp.org>
9356 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9359 2008-06-30 Ian Lance Taylor <iant@google.com>
9363 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9364 versions]: Don't try to read the value in the contents, since we
9365 don't use it. Use the template endianness when writing.
9367 2008-06-25 Cary Coutant <ccoutant@google.com>
9369 * fileread.cc (File_read::make_view): Assert on zero-length view.
9370 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9371 symbol table when there are no symbols to read.
9373 2008-06-23 Craig Silverstein <csilvers@google.com>
9375 * version.cc (version_string): Bump to 1.7
9377 2008-06-18 Craig Silverstein <csilvers@google.com>
9379 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9380 constant 0xFFFF to type Valtype.
9381 (Powerpc_relocate_functions::rel16_ha): Likewise.
9383 2008-06-17 Ian Lance Taylor <iant@google.com>
9385 * output.h (Output_section::Input_section): Initialize p2align_ to
9386 zero for Output_section_data constructors.
9387 (Output_section::Input_section::addralign): If not an input
9388 section, return the alignment of the Output_section_data.
9389 * testsuite/copy_test.cc: New file.
9390 * testsuite/copy_test_1.cc: New file.
9391 * testsuite/copy_test_2.cc: New file.
9392 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9393 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9394 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9395 (copy_test_1_pic.o, copy_test_1.so): New targets.
9396 (copy_test_2_pic.o, copy_test_2.so): New targets.
9397 * testsuite/Makefile.in: Rebuild.
9399 * script-sections.cc (Script_sections::place_orphan): Initialize
9400 local variable exact.
9402 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9404 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9406 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9407 David S. Miller <davem@davemloft.net>
9409 * powerpc.cc: New file.
9410 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9411 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9412 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9413 * Makefile.in: Rebuild.
9415 2008-06-09 Ian Lance Taylor <iant@google.com>
9417 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9419 (throwing, orig_terminate): New static variables.
9420 (terminate_handler): New static function.
9421 (t2): Set terminate handler.
9423 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9426 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9429 2008-05-30 Cary Coutant <ccoutant@google.com>
9431 * archive.cc (Archive::include_all_members) Correct to step
9432 over symbol table and extended name table in thin archives.
9434 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9437 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9440 2008-05-28 Caleb Howe <cshowe@google.com>
9442 * reduced_debug_output.cc: New file.
9443 * reduced_debug_output.h: New file.
9444 * options.h (class General_options): Add --strip-debug-non-line.
9445 * options.cc (General_options::finalize): Add strip_debug_non_line
9446 to the strip heirarchy.
9447 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9449 * layout.cc: Include "reduced_debug_output.h".
9450 (Layout::Layout): Initialize new fields.
9451 (line_only_debug_sections): New static array.
9452 (is_lines_only_debug_sections): New static inline function.
9453 (Layout::include_section): Handle --strip-debug-non-line.
9454 (Layout::make_output_section): If --strip-debug-non-line, build
9455 new output sections for .debug_abbrev and .debug_info.
9456 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9457 gold. Warn about possible overflow.
9458 (read_signed_LEB_128): Likewise.
9459 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9460 (read_signed_LEB_128): Declare.
9461 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9462 (HFILES): Add reduced_debug_output.h.
9463 * Makefile.in: Rebuild.
9465 2008-05-21 Ian Lance Taylor <iant@google.com>
9467 * mapfile.cc: New file.
9468 * mapfile.h: New file.
9469 * options.h (class General_options): Add -M/--print-map and -Map.
9470 * options.cc (General_options::finalize): Make -M equivalent to
9472 * main.cc: Include <cstdio> and "mapfile.h".
9473 (main): Open mapfile if requested.
9474 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9475 constructor. Change caller.
9476 (queue_initial_tasks): Add mapfile parameter. Change caller.
9477 (queue_middle_tasks): Likewise.
9478 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9480 * archive.cc: Include "mapfile.h".
9481 (Archive::add_symbols): Add mapfile parameter. Change all
9482 callers. Pass mapfile, symbol, and reason to include_member.
9483 (Archive::include_all_members): Add mapfile parameter. Change all
9485 (Archive::include_member): Add mapfile, sym, and why parameters.
9486 Change all callers. Report inclusion to map file.
9487 * archive.h: Include "fileread.h".
9488 (class Archive): Update declarations.
9489 (Archive::file): New const method.
9490 (class Add_archive_symbols): Add mapfile_ field. Update
9491 constructor. Change all callers.
9492 * readsyms.h (class Read_symbols): Likewise.
9493 (class Finish_group): Likewise.
9494 (class Read_script): Likewise.
9495 * common.cc: Include "mapfile.h".
9496 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9498 (Symbol_table::do_allocate_commons): Likewise.
9499 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9500 symbol allocation to mapfile.
9501 * common.h (class Allocate_commons_task): Add mapfile_ field.
9502 Update constructor. Change all callers.
9503 * symtab.h (class Symbol_table): Update declarations.
9504 * layout.cc: Include "mapfile.h".
9505 (Layout_task_runner::run): Print information to mapfile.
9506 (Layout::create_gold_note): Change Output_data_fixed_space to
9507 Output_data_zero_fill.
9508 (Layout::create_build_id): Likewise.
9509 (Layout::print_to_mapfile): New function.
9510 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9511 constructor. Change caller.
9512 (class Layout): Declare print_to_mapfile.
9513 * output.cc (Output_section::Input_section::print_to_mapfile): New
9515 (Output_section::add_input_section): If producing a map, always
9516 add to input_sections_ list.
9517 (Output_section::do_print_to_mapfile): New function.
9518 (Output_segment::print_sections_to_mapfile): New function.
9519 (Output_segment::print_section_list_to_mapfile): New function.
9520 * output.h: Include "mapfile.h".
9521 (Output_data::print_to_mapfile): New function.
9522 (Output_data::do_print_to_mapfile): New virtual function.
9523 (Output_segment_headers::do_print_to_mapfile): New function.
9524 (Output_file_header::do_print_to_mapfile): New function.
9525 (Output_data_const::do_print_to_mapfile): New function.
9526 (class Output_data_const_buffer): Add map_name_ field. Update
9527 constructor. Change all callers. Add do_print_to_mapfile
9529 (class Output_data_fixed_space): Likewise.
9530 (class Output_data_space): Likewise.
9531 (class Output_data_zero_fill): New class.
9532 (Output_data_strtab::do_print_to_mapfile): New function.
9533 (Output_data_reloc_base::do_print_to_mapfile): New function.
9534 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9535 (Output_data_group::do_print_to_mapfile): New function.
9536 (Output_data_got::do_print_to_mapfile): New function.
9537 (Output_data_dynamic::do_print_to_mapfile): New function.
9538 (Output_symtab_xindex::do_print_to_mapfile): New function.
9539 (class Output_section): Declare do_print_to_mapflie. Declare
9540 print_to_mapfile in Input_section.
9541 (class Output_segment): Declare new functions.
9542 * object.h (Sized_relobj::symbol_count): New function.
9543 * script-sections.cc
9544 (Output_section_element_dot_assignment::set_section_addresses):
9545 Change Output_data_fixed_space to Output_data_zero_fill.
9546 (Output_data_expression::do_print_to_mapfile): New function.
9547 * script.cc (read_input_script): Add mapfile parameter. Change
9549 * script.h (read_input_script): Update declaration.
9550 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9551 (Eh_frame::do_print_to_mapfile): New function.
9552 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9553 (Output_merge_string::do_print_to_mapfile): New function.
9554 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9556 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9558 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9560 * Makefile.am (CCFILES): Add mapfile.cc.
9561 (HFILES): Add mapfile.h.
9562 * Makefile.in: Rebuild.
9564 2008-05-19 Ian Lance Taylor <iant@google.com>
9566 * options.h (class General_options): Add -z relro.
9567 * layout.cc (Layout::Layout): Initialize relro_segment_.
9568 (Layout::add_output_section_data): Return the output section.
9569 (Layout::make_output_section): Rcognize relro sections and mark
9571 (Layout::attach_allocated_section_to_segment): Put relro sections
9572 in a PT_GNU_RELRO segment.
9573 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9575 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9577 (Layout::linkonce_mapping): Map d.rel.ro.local to
9579 (Layout::output_section_name): Us .data.rel.ro.local for any
9580 section which begins with that.
9581 * layout.h (class Layout): Update add_output_section_data
9582 declaration. Add relro_segment_ field.
9583 * output.cc (Output_section::Output_section): Initialize is_relro_
9584 and is_relro_local_ fields.
9585 (Output_segment::add_output_section): Group relro sections.
9586 (Output_segment::is_first_section_relro): New function.
9587 (Output_segment::maximum_alignment): If there is a relro section,
9588 align the segment to the common page size.
9589 (Output_segment::set_section_addresses): Track whether we are
9590 looking at relro sections. If the last section is a relro
9591 section, align to the common page size.
9592 (Output_segment::set_section_list_addresses): Add in_relro
9593 parameter. Change all callers. Align to the page size when
9594 moving from relro to non-relro section.
9595 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9597 * output.h (class Output_section): Add is_relro_ and
9598 is_relro_local_ fields.
9599 (Output_section::is_relro): New function.
9600 (Output_section::set_is_relro): New function.
9601 (Output_section::is_relro_local): New function.
9602 (Output_section::set_is_relro_local): New function.
9603 (class Output_segment): Update declarations.
9604 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9605 * sparc.cc (Target_sparc::got_section): Likewise.
9606 * x86_64.cc (Target_x86_64::got_section): Likewise.
9607 * testsuite/relro_test_main.cc: New file.
9608 * testsuite/relro_test.cc: New file.
9609 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9610 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9611 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9612 (relro_test.so, relro_test_pic.o): New targets.
9613 * testsuite/Makefile.in: Rebuild.
9615 2008-05-16 Ian Lance Taylor <iant@google.com>
9617 * output.cc (Output_segment::add_output_section): Remove front
9619 * output.h (class Output_segment): Remove
9620 add_initial_output_section and overloaded add_output_section.
9621 Update declaration of remaining add_output_section.
9622 * layout.cc (Layout::create_interp): Call add_output_section
9623 rather than add_initial_output_section.
9624 (Layout::finish_dynamic_section): Likewise.
9626 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9627 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9628 know the dynamic type.
9629 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9630 field. Initialize it in constructor.
9631 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9632 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9633 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9636 * output.cc (Output_reloc::get_address): Change return type to
9638 * output.h (class Output_reloc): Update get_address declaration.
9639 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9640 for section addresses.
9642 2008-05-09 Ian Lance Taylor <iant@google.com>
9645 * gold.cc (gold_nomem): Use return value of write.
9647 2008-05-08 Ian Lance Taylor <iant@google.com>
9649 * symtab.c (Symbol::init_base_output_data): Add version
9650 parameter. Change all callers.
9651 (Symbol::init_base_output_segment): Likewise.
9652 (Symbol::init_base_constant): Likewise.
9653 (Symbol::init_base_undefined): Likewise.
9654 (Sized_symbol::init_output_data): Likewise.
9655 (Sized_symbol::init_output_segment): Likewise.
9656 (Sized_symbol::init_constant): Likewise.
9657 (Sized_symbol::init_undefined): Likewise.
9658 (Symbol_table::do_define_in_output_data): If the new symbol has a
9659 version, mark it as the default.
9660 (Symbol_table::do_define_in_output_segment): Likewise.
9661 (Symbol_table::do_define_as_constant): Likewise.
9662 * symtab.h (class Symbol): Update declarations.
9663 (class Sized_symbol): Likewise.
9664 * resolve.cc (Symbol::override_version): New function.
9665 (Symbol::override_base): Call override_version.
9666 (Symbol::override_base_with_special): Likewise.
9667 * testsuite/ver_script_8.script: New file.
9668 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9669 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9670 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9671 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9673 2008-05-06 Ian Lance Taylor <iant@google.com>
9676 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9678 (class General_options): Remove existing --undefined, and add
9679 --no-undefined instead. Add new --undefined as synonym for -u.
9680 * archive.cc (Archive::add_symbols): Check whether symbol was
9682 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9683 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9684 all uses. Add IS_UNDEFINED. Update declarations to split
9685 different versions of init_base. Declare init_base_undefined.
9686 (Symbol::is_defined): Handle IS_UNDEFINED.
9687 (Symbol::is_undefined): Likewise.
9688 (Symbol::is_weak_undefined): Call is_undefined.
9689 (Symbol::is_absolute): Handle IS_CONSTANT.
9690 (class Sized_symbol): Update declarations to split different
9691 versions of init. Declare init_undefined.
9692 (class Symbol_table): Declare new functions.
9693 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9695 (Symbol::init_base_output_data): Likewise.
9696 (Symbol::init_base_output_segment): Likewise.
9697 (Symbol::init_base_constant): Likewise.
9698 (Symbol::init_base_undefined): New function.
9699 (Sized_symbol::init_object): Rename from init. Change all
9701 (Sized_symbol::init_output_data): Likewise.
9702 (Sized_symbol::init_output_segment): Likewise.
9703 (Sized_symbol::init_constant): Likewise.
9704 (Sized_symbol::init_undefined): New function.
9705 (Symbol_table::add_undefined_symbols_from_command_line): New
9707 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9709 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9710 (Symbol::output_section): Likewise.
9711 (Symbol::set_output_section): Likewise.
9712 (Symbol_table::sized_finalize_symbol): Likewise.
9713 (Symbol_table::sized_write_globals): Likewise.
9714 * resolve.cc (Symbol_table::should_override): Likewise.
9715 (Symbol::override_base_with_special): Likewise.
9717 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9718 symbol, change it to have default visibility.
9719 * testsuite/protected_1.cc: New file.
9720 * testsuite/protected_2.cc: New file.
9721 * testsuite/protected_3.cc: New file.
9722 * testsuite/protected_main_1.cc: New file.
9723 * testsuite/protected_main_2.cc: New file.
9724 * testsuite/protected_main_3.cc: New file.
9725 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9726 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9727 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9728 (protected_1.so): New target.
9729 (protected_1_pic.o, protected_2_pic.o): New targets.
9730 (protected_3_pic.o): New target.
9731 (check_PROGRAMS): Add protected_2.
9732 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9733 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9734 * testsuite/Makefile.in: Rebuild.
9736 * options.h (DEFINE_var): Add set_user_set_##varname__.
9737 (DEFINE_bool_alias): New macro.
9738 (class General_options): Define -Bstatic using DEFINE_bool_alias
9739 rather than DEFINE_special. Add --undefined as an alias for -z
9741 * options.cc (General_options::parse_Bstatic): Remove.
9743 * options.h (class General_options): Add --fatal-warnings.
9744 * main.cc (main): Implement --fatal-warnings.
9745 * errors.h (Errors::warning_count): New function.
9747 * options.h (class General_options): Add -Bsymbolic-functions.
9748 * symtab.h (Symbol::is_preemptible): Check for
9749 -Bsymbolic-functions.
9751 2008-05-05 Ian Lance Taylor <iant@google.com>
9753 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9754 as noVARNAME rather than no-VARNAME.
9755 (class General_options): Add option -z combreloc.
9756 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9758 (Output_reloc::sort_before) [SHT_REL]: New function.
9759 (Output_reloc::sort_before) [SHT_RELA]: New function.
9760 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9761 Sort_relocs_comparison.
9762 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9763 parameter. Change all callers.
9764 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9765 sort_relocs parameter. Change all callers.
9766 * output.cc (Output_reloc::get_address): New function, broken out
9768 (Output_reloc::write_rel): Call it.
9769 (Output_reloc::compare): New function.
9770 (Output_data_reloc_base::do_write): Optionally sort relocs.
9772 * configure.ac: If targ_extra_obj is set, link it in.
9773 * configure.tgt: Initialize all variables.
9774 (x86_64*): Set targ_extra_obj and targ_extra_size.
9775 * configure: Rebuild.
9777 * object.cc (Sized_relobj::include_section_group): Adjust section
9778 indexes read from group data. Build vector to pass to
9780 * layout.cc (Layout::layout_group): Add flags and shndxes
9781 parameters. Remove contents parameter. Change caller. Update
9782 explicit instantiations.
9783 * layout.h (class Layout): Update layout_group declaration.
9784 * output.cc (Output_data_group::Output_data_group): Add flags and
9785 input_shndxes parameters. Remove contents parameter. Change
9787 (Output_data_group::do_write): Change input_sections_ to
9789 * output.h (class Output_data_group): Update constructor
9790 declaration. Rename input_sections_ to input_shndxes_.
9791 * testsuite/many_sections_test.cc: Add template.
9793 2008-04-30 Cary Coutant <ccoutant@google.com>
9795 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9797 * layout.cc (Layout::include_section): Refactored check for debug
9799 (Layout::add_comdat): Add new parameters. Change type
9800 of signature parameter. Add object and shndx to signatures table.
9801 (Layout::find_kept_object): New function.
9802 * layout.h: Include <cstring>.
9803 (Layout::is_debug_info_section): New function.
9804 (Layout::add_comdat): Add new parameters.
9805 (Layout::find_kept_object): New function.
9806 (Layout::Kept_section): New struct.
9807 (Layout::Signatures): Change type of map range.
9808 * object.cc (Relobj::output_section_address): New function.
9809 (Sized_relobj::include_section_group): Add new parameters. Change
9810 calls to Layout::add_comdat. Change to build table of kept comdat
9811 groups and table mapping discarded sections to kept sections.
9812 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9813 (Sized_relobj::do_layout): Change calls to include_section_group and
9814 include_linkonce_section.
9815 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9816 value to zero when section is discarded.
9817 (Sized_relobj::map_to_kept_section): New function.
9818 * object.h (Relobj::output_section_address): New function.
9819 (Relobj::Comdat_group): New type.
9820 (Relobj::find_comdat_group): New function.
9821 (Relobj::Comdat_group_table): New type.
9822 (Relobj::Kept_comdat_section): New type.
9823 (Relobj::Kept_comdat_section_table): New type.
9824 (Relobj::add_comdat_group): New function.
9825 (Relobj::set_kept_comdat_section): New function.
9826 (Relobj::get_kept_comdat_section): New function.
9827 (Relobj::comdat_groups_): New field.
9828 (Relobj::kept_comdat_sections_): New field.
9829 (Symbol_value::input_value): Update comment.
9830 (Sized_relobj::map_to_kept_section) New function.
9831 (Sized_relobj::include_linkonce_section): Add new parameter.
9832 * target-reloc.h (Comdat_behavior): New type.
9833 (get_comdat_behavior): New function.
9834 (relocate_section): Add code to map a discarded section to the
9835 corresponding kept section when applying a relocation.
9837 2008-04-30 Craig Silverstein <csilvers@google.com>
9839 * dwarf_reader.cc (next_generation_count): New static var.
9840 (Addr2line_cache_entry): New struct.
9841 (addr2line_cache): New static var.
9842 (Dwarf_line_info::one_addr2line): Added caching.
9843 (Dwarf_line_info::clear_addr2line_cache): New function.
9844 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9845 cache-size parameter.
9846 (Dwarf_line_info::one_addr2line_cache): New function.
9847 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9848 new cache-size argument to one_addr2line(), and clear cache.
9850 2008-04-28 Cary Coutant <ccoutant@google.com>
9852 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9853 R_386_PC8 relocations.
9855 2008-04-23 Ian Lance Taylor <iant@google.com>
9857 * object.cc (Sized_relobj::include_section_group): Check for
9858 invalid section group.
9860 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9863 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9864 than read for file header.
9865 * archive.cc (Archive::include_member): Likewise.
9867 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9869 * aclocal.m4: Regenerate.
9870 * configure: Regenerate.
9872 2008-04-19 Ian Lance Taylor <iant@google.com>
9874 * version.cc (version_string): Bump to 1.6.
9876 * testsuite/Makefile.am (many_sections_r_test): New target.
9877 (many_sections_r_test_SOURCES): Remove.
9878 (many_sections_r_test_DEPENDENCIES): Remove.
9879 (many_sections_r_test_LDFLAGS): Remove.
9880 (many_sections_r_test_LDADD): Remove.
9882 * object.cc (Sized_relobj::do_add_symbols): Always pass
9883 local_symbol_count_ to add_from_relobj.
9885 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9886 every thousand variables.
9887 * testsuite/Makefile.in: Rebuild.
9889 * object.cc (Xindex::initialize_symtab_xindex): New function.
9890 (Xindex::read_symtab_xindex): New function.
9891 (Xindex::sym_xindex_to_shndx): New function.
9892 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9894 (Sized_relobj::do_initialize_xindex): New function.
9895 (Sized_relobj::do_read_symbols): Adjust section links.
9896 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9897 parameter. Change all callers.
9898 (Sized_relobj::include_section_group): Adjust section links and
9899 symbol section indexes.
9900 (Sized_relobj::do_layout): Adjust section links.
9901 (Sized_relobj::do_count_local_symbols): Adjust section links and
9902 symbol section indexes.
9903 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9904 ordinary and special symbols.
9905 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9906 dynsym_xindex parameters. Change all callers. Adjust section
9907 links. Use SHN_XINDEX when needed.
9908 (Sized_relobj::get_symbol_location_info): Adjust section links.
9909 Don't get fooled by special symbols.
9910 * object.h (class Xindex): Define.
9911 (class Object): Add xindex_ parameter. Declare virtual functoin
9912 do_initialize_xindex.
9913 (Object::adjust_sym_shndx): New function.
9914 (Object::set_xindex): New protected function.
9915 (class Symbol_value): Add is_ordinary_shndx_ field.
9916 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9917 (Symbol_value::value): Assert ordinary section.
9918 (Symbol_value::initialize_input_to_output_map): Likewise.
9919 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9921 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9923 (class Sized_relobj): Update declarations.
9924 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9925 parameter. Change all callers.
9926 (Sized_relobj::adjust_shndx): New function.
9927 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9929 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9930 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9931 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9932 (Sized_dynobj::read_dynsym_section): Adjust section links.
9933 (Sized_dynobj::read_dynamic): Likewise.
9934 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9936 (Sized_dynobj::do_initialize_xindex): New function.
9937 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9938 do_initialize_xindex.
9939 (Sized_dynobj::adjust_shndx): New function.
9940 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9941 dynsym_xindex_ fields.
9942 (Layout::finalize): Add a call to set_section_indexes before
9943 creating the symtab sections.
9944 (Layout::set_section_indexes): Don't do anything if the section
9945 already has a section index.
9946 (Layout::create_symtab_sections): Add shnum parameter. Change
9947 caller. Create .symtab_shndx section if needed.
9948 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9950 (Layout::allocated_output_section_count): New function.
9951 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9953 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9954 fields. Update declarations.
9955 (Layout::symtab_xindex): New function.
9956 (Layout::dynsym_xindex): New function.
9957 (class Write_symbols_task): Add layout_ field.
9958 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9960 * output.cc (Output_section_headers::Output_section_headers): Add
9961 shstrtab_section parameter. Change all callers.
9962 (Output_section_headers::do_sized_write): Store overflow values
9963 for section count and section string table section index in
9964 section header zero.
9965 (Output_file_header::do_sized_write): Check for overflow of
9966 section count and section string table section index.
9967 (Output_symtab_xindex::do_write): New function.
9968 (Output_symtab_xindex::endian_do_write): New function.
9969 * output.h (class Output_section_headers): Add shstrtab_section_.
9970 Update declarations.
9971 (class Output_symtab_xindex): Define.
9972 (Output_section::has_out_shndx): New function.
9973 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9975 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9977 (Sized_symbol::init): Likewise.
9978 (Symbol::output_section): Check for ordinary symbol.
9979 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9980 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9982 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9983 Change all callers. Simplify handling of symbols from sections
9984 not included in the link.
9985 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9987 (Weak_alias_sorter::operator()): Assert that symbols are
9989 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9991 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9992 parameters. Change all callers.
9993 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9994 symbol distinction. Use SHN_XINDEX when needed.
9995 (Symbol_table::write_section_symbol): Add symtab_xindex
9996 parameter. Change all callers.
9997 (Symbol_table::sized_write_section_symbol): Likewise. Use
9998 SHN_XINDEX when needed.
9999 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10001 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10002 (Symbol::is_defined): Check is_ordinary.
10003 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10004 (Symbol::is_absolute, Symbol::is_common): Likewise.
10005 (class Sized_symbol): Update declarations.
10006 (class Symbol_table): Update declarations.
10007 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10008 parameters. Change all callers.
10009 (Sized_symbol::override): Likewise.
10010 (Symbol_table::override): Likewise.
10011 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10012 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10013 is_ordinary, and orig_st_shndx parameters. Change all callers.
10014 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10015 to be in an ordinary section.
10016 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10017 object and is_ordinary parameters. Change all callers.
10018 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10019 Change all callers. Don't add undefined or non-ordinary symbols
10021 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10022 Change all callers.
10023 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10025 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10026 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10027 (Sized_relobj::relocate_sections): Likewise.
10028 * target-reloc.h (scan_relocs): Adjust section symbol index.
10029 (scan_relocatable_relocs): Likewise.
10030 * i386.cc (Scan::local): Check for ordinary symbols.
10031 * sparc.cc (Scan::local): Likewise.
10032 * x86_64.cc (Scan::local): Likewise.
10033 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10034 to symbol_section_and_value.
10035 * testsuite/many_sections_test.cc: New file.
10036 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10037 (check_PROGRAMS): Add many_sections_test.
10038 (many_sections_test_SOURCES): Define.
10039 (many_sections_test_DEPENDENCIES): Define.
10040 (many_sections_test_LDFLAGS): Define.
10041 (BUILT_SOURCES): Add many_sections_define.h.
10042 (many_sections_define.h): New target.
10043 (BUILT_SOURCES): Add many_sections_check.h.
10044 (many_sections_check.h): New target.
10045 (check_PROGRAMS): Add many_sections_r_test.
10046 (many_sections_r_test_SOURCES): Define.
10047 (many_sections_r_test_DEPENDENCIES): Define.
10048 (many_sections_r_test_LDFLAGS): Define.
10049 (many_sections_r_test_LDADD): Define.
10050 (many_sections_r_test.o): New target.
10051 * testsuite/Makefile.in: Rebuild.
10053 2008-04-17 Cary Coutant <ccoutant@google.com>
10055 * errors.cc (Errors::info): New function.
10056 (gold_info): New function.
10057 * errors.h (Errors::info): New function.
10058 * gold.h (gold_info): New function.
10059 * object.cc (Input_objects::add_object): Print trace output.
10060 * options.cc (options::parse_set): New function.
10061 (General_options::parse_wrap): Deleted.
10062 (General_options::General_options): Deleted initializer.
10063 * options.h (options::String_set): New typedef.
10064 (options::parse_set): New function.
10065 (DEFINE_set): New macro.
10066 (General_options::wrap): Changed to use DEFINE_set. Changed
10067 callers of any_wrap_symbols and is_wrap_symbol.
10068 (General_options::trace, General_options::trace_symbol):
10070 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10071 (General_options::wrap_symbols_): Deleted.
10072 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10074 2008-04-17 David S. Miller <davem@davemloft.net>
10076 * options.cc (General_options::parse_V): New function.
10077 * options.h: Add entries for -V and -Qy.
10079 2008-04-17 Ian Lance Taylor <iant@google.com>
10081 * common.cc (Symbol_table::allocate_commons): Remove options
10082 parameter. Change caller.
10083 (Symbol_table::do_allocate_commons): Remove options parameter.
10084 Change caller. Just call do_allocate_commons_list twice.
10085 (Symbol_table::do_allocate_commons_list): New function, broken out
10086 of do_allocate_commons.
10087 * common.h (class Allocate_commons_task): Remove options_ field.
10088 Update constructor.
10089 * symtab.cc (Symbol_table::Symbol_table): Initialize
10091 (Symbol_table::add_from_object): Put TLS common symbols on
10093 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10094 which are IN_OUTPUT_DATA.
10095 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10096 allocate_commons and do_allocate_commons declarations. Declare
10097 do_allocate_commons_list.
10098 * gold.cc (queue_middle_tasks): Update creation of
10099 Allocate_commons_task to not pass options.
10100 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10101 (TLS_TEST_C_FLAGS): New variable.
10102 (tls_test_c_pic.o): New target.
10103 (tls_test_shared.so): Link in tls_test_c_pic.o.
10104 (tls_test_c_pic_ie.o): New target.
10105 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10106 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10107 (tls_test_c.o): New target.
10108 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10109 (tls_pic_test_LDADD): Likewise.
10110 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10111 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10112 (tls_test_c_gnu2.o): New target.
10113 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10115 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10116 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10117 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10118 * testsuite/tls_test.cc: Include "config.h".
10119 (t_last): Call t11_last.
10120 * testsuite/tls_test.h (t11, t11_last): Declare.
10121 * testsuite/tls_test_c.c: New file.
10122 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10123 * configure.ac: Check for OpenMP support.
10124 * configure, config.in, Makefile.in: Rebuild.
10125 * testsuite/Makefile.in: Rebuild.
10127 2008-04-16 Cary Coutant <ccoutant@google.com>
10129 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10130 (Target_i386::tls_base_symbol_defined_): New field.
10131 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10132 (Target_i386::Scan::global): Likewise.
10133 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10134 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10135 (Target_x86_64::tls_base_symbol_defined_): New field.
10136 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10137 (Target_x86_64::Scan::global): Likewise.
10139 2008-04-16 Cary Coutant <ccoutant@google.com>
10141 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10142 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10143 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10144 building shared libraries.
10145 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10146 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10147 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10148 * testsuite/Makefile.in: Rebuild.
10149 * testsuite/weak_undef.h: New file.
10150 * testsuite/weak_undef_file1.cc: Add extra test cases.
10151 * testsuite/weak_undef_file2.cc: Likewise.
10152 * testsuite/weak_undef_test.cc: Likewise.
10154 2008-04-16 David S. Miller <davem@davemloft.net>
10156 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10157 Add issued_non_pic_error_ field. Declare check_non_pic.
10158 (Target_sparc::Scan::check_non_pic): New function.
10159 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10160 (Target_sparc::Scan::global): Likewise.
10162 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10163 * configure: Rebuild.
10165 * options.h (DEFINE_enable): New macro.
10166 (new_dtags): New enable option.
10167 (initfirst, interpose, loadfltr, nodefaultlib,
10168 nodelete, nodlopen, nodump): New -z options.
10169 * layout.cc (Layout:finish_dynamic_section): If new
10170 dtags enabled, emit DT_RUNPATH. Also, emit a
10171 DT_FLAGS_1 containing any specified -z flags.
10173 2008-04-16 Ian Lance Taylor <iant@google.com>
10175 * copy-relocs.cc: New file.
10176 * copy-relocs.h: New file.
10177 * reloc.cc: Remove Copy_relocs code.
10178 * reloc.h: Likewise.
10179 * reloc-types.h (struct Reloc_types) [both versions]: Add
10180 get_reloc_addend_noerror.
10181 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10182 variants of add_global which take an addend which must be zero.
10183 * i386.cc: Include "copy-relocs.h".
10184 (class Target_i386): Change type of copy_relocs_ to variable,
10185 update initializer.
10186 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10187 Change all callers.
10188 (Target_i386::do_finalize_sections): Change handling of
10190 * sparc.cc: Include "copy-relocs.h".
10191 (class Target_sparc): Change type of copy_relocs_ to variable,
10192 update initializer.
10193 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10194 Change all callers.
10195 (Target_sparc::do_finalize_sections): Change handling of
10197 * x86_64.cc: Include "copy-relocs.h".
10198 (class Target_x86_64): Change type of copy_relocs_ to variable,
10199 update initializer.
10200 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10201 class. Change all callers.
10202 (Target_x86_64::do_finalize_sections): Change handling of
10204 * Makefile.am (CCFILES): Add copy-relocs.cc.
10205 (HFILES): Add copy-relocs.h.
10207 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10209 * testsuite/script_test_4.sh: Permit leading zeroes.
10211 2008-04-15 Ian Lance Taylor <iant@google.com>
10213 * script-sections.cc (Script_sections::create_segments): Use
10214 header_size_adjustment even when there is enough room for the
10216 * testsuite/script_test_4.sh: New file.
10217 * testsuite/script_test_4.t: New file.
10218 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10219 (check_DATA): Add script_test_4.stdout.
10220 (MOSTLYCLEANFILES): Likewise.
10221 (script_test_4): New target.
10222 (script_test_4.stdout): New target.
10223 * testsuite/Makefile.in: Rebuild.
10225 * sparc.cc: Add definitions for Output_data_plt_sparc class
10228 2008-04-14 David S. Miller <davem@davemloft.net>
10230 * sparc.cc: New file.
10231 * Makefile.am (TARGETSOURCES): Add sparc.cc
10232 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10233 * configure.tgt: Document targ_extra_size and
10234 targ_extra_big_endian. Add entries for sparc-* and
10236 * configure.ac: Handle targ_extra_size and
10237 targ_extra_big_endian.
10238 * Makefile.in: Rebuild.
10239 * configure: Likewise.
10240 * po/POTFILES.in: Likewise.
10241 * po/gold.pot: Likewise.
10243 2008-04-14 Ian Lance Taylor <iant@google.com>
10245 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10246 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10247 in the name/type/flags to section mapping. Don't call
10248 allocate_output_section.
10249 (Layout::choose_output_section): Change parameter from adjust_name
10250 to is_input_section. Don't permit input sections after sections
10251 are attached to segments. Don't call allocate_output_section.
10252 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10253 not write_enable_output_section.
10254 (Layout::make_output_section): Don't push to
10255 unattached_section_list_ nor call attach_to_segment. Call
10256 attach_section_to_segment if sections are attached.
10257 (Layout::attach_sections_to_segments): New function.
10258 (Layout::attach_section_to_segment): New function.
10259 (Layout::attach_allocated_section_to_segment): Rename from
10260 attach_to_segment. Remove flags parameter.
10261 (Layout::allocate_output_section): Remove function.
10262 (Layout::write_enable_output_section): Remove function.
10263 * layout.h (class Layout): Update for above changes. Add new
10264 field sections_are_attached_.
10265 * output.h (Output_section::update_flags_for_input_section): New
10267 * output.cc (Output_section::add_input_section): Call
10268 update_flags_for_input_section.
10269 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10271 2008-04-11 Cary Coutant <ccoutant@google.com>
10273 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10274 thought unnecessary.
10275 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10277 2008-04-11 Ian Lance Taylor <iant@google.com>
10279 * output.h (class Output_section_data): Remove inline definition
10281 * output.cc (Output_section_data::set_addralign): New function.
10283 2008-04-11 Cary Coutant <ccoutant@google.com>
10285 Add support for TLS descriptors for i386 and x86_64.
10286 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10287 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10288 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10290 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10291 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10292 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10294 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10295 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10296 Fix problem with initial-exec relocations.
10297 (Target_i386::Relocate::relocate_tls): Likewise.
10298 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10300 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10301 support for section-plus-offset dynamic table entries.
10302 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10303 (Output_data_dynamic::Dynamic_entry): Add support for
10304 section-plus-offset dynamic table entries.
10305 (Output_data_dynamic::Classification): Likewise.
10306 (Output_data_dynamic::classification_): Renamed offset_.
10307 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10308 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10309 (Target_x86_64::make_plt_section): New function.
10310 (Target_x86_64::reserve_tlsdesc_entries): New function.
10311 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10312 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10313 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10314 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10315 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10316 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10317 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10318 add extra PLT entry for TLS descriptors.
10319 (Output_data_plt_x86_64::got_): New field.
10320 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10321 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10323 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10325 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10326 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10327 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10328 R_386_TLS_DESC_CALL relocations.
10329 (Target_x86_64::Scan::global): Likewise.
10330 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10331 for TLS descriptors.
10332 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10333 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10334 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10335 GD-to-IE relaxation.
10336 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10337 and TLS_DESCRIPTORS.
10338 * Makefile.in: Rebuild.
10339 * configure: Rebuild.
10340 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10341 (tls_test_shared2.so): New target.
10342 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10343 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10344 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10345 (tls_shared_gd_to_ie_test_LDADD): New variable.
10346 (tls_shared_gnu2_gd_to_ie_test): New target.
10347 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10349 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10350 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10351 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10352 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10353 (tls_shared_gnu2_test): New target.
10354 (tls_test_gnu2_shared.so): New target.
10355 (tls_shared_gnu2_test_SOURCES): New variable.
10356 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10357 (tls_shared_gnu2_test_LDFLAGS): New variable.
10358 (tls_shared_gnu2_test_LDADD): New variable.
10359 * testsuite/Makefile.in: Rebuild.
10360 * testsuite/Makefile.
10362 2008-04-11 Ian Lance Taylor <iant@google.com>
10364 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10366 * testsuite/Makefile.in: Rebuild.
10368 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10370 * testsuite/script_test_2.cc (main): Adjust test.
10372 2008-04-11 David S. Miller <davem@davemloft.net>
10373 Ian Lance Taylor <iant@google.com>
10375 * options.h (General_options): Add entries for '-Y' and
10377 * options.cc (General_options:finalize): If -Y was used, add those
10378 entries to the library path instead of the default "/lib" and
10381 2008-04-11 David S. Miller <davem@davemloft.net>
10383 * testsuite/justsyms.t: Start at 0x100.
10384 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10385 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10387 * testsuite/script_test_2.cc: Adjust string and section length
10390 2008-04-09 Ian Lance Taylor <iant@google.com>
10393 * script-sections.cc (Sections_element::allocate_to_segment): Add
10395 (Output_section_definition::allocate_to_segment): Likewise.
10396 (Orphan_output_section::allocate_to_segment): Likewise.
10397 (Script_sections::attach_sections_using_phdrs_clause): Don't
10398 propagate non-PT_LOAD segments to orphan sections.
10399 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10400 readelf rather than objdump.
10401 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10402 .interp section and PT_INTERP segment are the same size.
10403 * testsuite/Makefile.in: Rebuild.
10405 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10406 aliases for symbols defined in the same object.
10407 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10408 (weak_alias_test_SOURCES): New variable.
10409 (weak_alias_test_DEPENDENCIES): New variable.
10410 (weak_alias_test_LDFLAGS): New variable.
10411 (weak_alias_test_LDADD): New variable.
10412 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10413 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10414 (weak_alias_test_3.o): New target.
10415 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10416 * testsuite/weak_alias_test_main.cc: New file.
10417 * testsuite/weak_alias_test_1.cc: New file.
10418 * testsuite/weak_alias_test_2.cc: New file.
10419 * testsuite/weak_alias_test_3.cc: New file.
10421 2008-04-08 Ian Lance Taylor <iant@google.com>
10423 * options.h (class General_options): Add --noinhibit-exec option.
10424 * main.cc (main): Check --noinhibit-exec.
10426 * options.h (class General_options): Define --wrap as a special
10427 option. Add wrap_symbols_ field.
10428 (General_options::any_wrap_symbols): New function.
10429 (General_options::is_wrap_symbol): New function.
10430 * options.cc (General_options::parse_wrap): New function.
10431 (General_options::General_options): Initialize wrap_symbols_.
10432 * symtab.cc (Symbol_table::wrap_symbol): New function.
10433 (Symbol_table::add_from_object): Handle --wrap.
10434 * symtab.h (class Symbol_table): Declare wrap_symbol.
10435 * target.h (Target::wrap_char): New function.
10436 (Target::Target_info): Add wrap_char field.
10437 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10438 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10439 * testsuite/testfile.cc (Target_test::test_target_info):
10442 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10445 * layout.h (class Layout): Add added_eh_frame_data_ field.
10446 * layout.cc (Layout::Layout): Initialize new field.
10447 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10448 output section until we find a section we merged successfully.
10449 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10450 that the size be non-zero.
10452 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10455 2008-04-08 Craig Silverstein <csilvers@google.com>
10457 * configure.ac: Export new conditional variable HAVE_ZLIB.
10458 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10460 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10461 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10463 2008-04-07 Ian Lance Taylor <iant@google.com>
10465 * version.cc (version_string): Set to "1.5".
10467 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10468 Add issued_non_pic_error_ field. Declare check_non_pic.
10469 (Target_x86_64::Scan::check_non_pic): New function.
10470 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10471 (Target_x86_64::Scan::global): Likewise.
10473 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10474 addend parameter. Change caller. Handle merge sections.
10475 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10476 Address to Addend. Don't add in the result of
10477 local_section_offset, pass down the addend and use the returned
10479 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10480 Update declarations of local_section_offset and symbol_value.
10481 * testsuite/two_file_test_1.cc (t18): New function.
10482 * testsuite/two_file_test_2.cc (f18): New function.
10483 * testsuite/two_file_test_main.cc (main): Call t18.
10484 * testsuite/two_file_test.h (t18, f18): Declare.
10486 * configure.ac: Don't test for objdump, c++filt, or readelf.
10487 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10489 (TEST_READELF): New variable.
10490 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10491 (check_PROGRAMS): Add two_file_strip_test.
10492 (two_file_strip_test): New target.
10493 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10494 (two_file_same_shared_strip_test_SOURCES): New variable.
10495 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10496 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10497 (two_file_same_shared_strip_test_LDADD): New variable.
10498 (two_file_shared_strip.so): New target.
10499 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10500 (ver_test_5.syms, ver_test_7.syms): Likewise.
10501 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10502 (strip_test_3.stdout): Use TEST_OBJDUMP.
10503 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10505 2008-04-04 Cary Coutant <ccoutant@google.com>
10507 * symtab.h (Symbol::is_weak_undefined): New function.
10508 (Symbol::is_strong_undefined): New function.
10509 (Symbol::is_absolute): New function.
10510 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10511 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10513 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10514 (weak_undef_test): New target.
10515 * testsuite/Makefile.in: Rebuild.
10516 * testsuite/weak_undef_file1.cc: New file.
10517 * testsuite/weak_undef_file2.cc: New file.
10518 * testsuite/weak_undef_test.cc: New file.
10520 2008-04-03 Craig Silverstein <csilvers@google.com>
10522 * compressed_output.h (class Output_compressed_section): Use
10524 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10526 (zlib_compressed_suffix): Removed.
10527 (Output_compressed_section::set_final_data_size): Use unsigned
10529 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10530 Fix linker invocation.
10531 (flagstest_o_specialfile_and_compress_debug_sections):
10533 * testsuite/Makefile.in: Regenerated.
10535 2008-04-02 David S. Miller <davem@davemloft.net>
10537 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10538 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10540 2008-04-02 Craig Silverstein <csilvers@google.com>
10544 2008-04-02 Ian Lance Taylor <iant@google.com>
10546 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10547 parameters. Update for new key type to views_. Change all
10549 (File_read::read): Adjust for byteshift in returned view.
10550 (File_read::add_view): New function, broken out of
10551 find_and_make_view.
10552 (File_read::make_view): New function, broken out of
10553 find_and_make_view.
10554 (File_read::find_or_make_view): Add offset and aligned
10555 parameters. Rewrite accordingly. Change all callers.
10556 (File_read::get_view): Add offset and aligned parameters. Adjust
10557 for byteshift in return value.
10558 (File_read::get_lasting_view): Likewise.
10559 * fileread.h (class File_read): Update declarations.
10560 (class File_read::View): Add byteshift_ field. Add byteshift to
10561 constructor. Add byteshift method.
10562 * archive.h (Archive::clear_uncached_views): New function.
10563 (Archive::get_view): Add aligned parameter. Change all callers.
10564 * object.h (Object::get_view): Add aligned parameter. Change all
10566 (Object::get_lasting_view): Likewise.
10568 * fileread.cc (File_read::release): Don't call clear_views if
10569 there are multiple objects.
10570 * fileread.h (File_read::clear_uncached_views): New function.
10571 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10574 2008-03-31 Cary Coutant <ccoutant@google.com>
10576 Add thin archive support.
10577 * archive.cc (Archive::armagt): New const.
10578 (Archive::setup): Remove task parameter and calls to unlock.
10579 (Archive::unlock_nested_archives): New function.
10580 (Archive::read_header): Add nested_off parameter. Change
10582 (Archive::interpret_header): Likewise.
10583 (Archive::include_all_members): Change to handle thin
10585 (Archive::include_member): Likewise.
10586 * archive.h (Archive::Archive): Add new parameters and
10588 (Archive::armagt): New const.
10589 (Archive::setup): Remove task parameter.
10590 (Archive::unlock_nested_archives): New function.
10591 (Archive::read_header): Add nested_off parameter.
10592 (Archive::interpret_header): Likewise.
10593 (Archive::Nested_archive_table): New typedef.
10594 (Archive::is_thin_archive_): New field.
10595 (Archive::nested_archives_): New field.
10596 (Archive::options_): New field.
10597 (Archive::dirpath_): New field.
10598 (Archive::task_): New field.
10599 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10600 for thin archives. Pass additional parameters to
10601 Archive::Archive. Unlock the archive file after calling
10604 2008-03-29 Ian Lance Taylor <iant@google.com>
10606 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10607 version symbol to be local.
10608 * testsuite/ver_test_4.sh: New file.
10609 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10610 (check_DATA): Add ver_test_4.syms.
10611 (ver_test_4.syms): New target.
10612 * testsuite/Makefile.in: Rebuild.
10615 (Output_section::Input_section_sort_entry::has_priority): New
10617 (Output_section::Input_section_sort_entry::match_file_name): New
10619 (Output_section::Input_section_sort_entry::match_section_name):
10621 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10623 (Output_section::Input_section_sort_entry::match_section_file):
10625 (Output_section::Input_section_sort_compare::operator()): Rewrite
10626 using new Input_section_sort_entry functions. Sort crtbegin and
10627 crtend first. Sort sections with no priority before sections with
10629 * testsuite/initpri1.c (d3): Check j != 4.
10630 (cd5): New constructor/destructor function.
10631 (main): Check j != 2.
10633 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10634 new symbol when resolving, don't call set_is_default.
10635 * testsuite/ver_test_7.cc: New file.
10636 * testsuite/ver_test_7.sh: New file.
10637 * testsuite/Makefile.am (ver_test_7.so): New target.
10638 (ver_test_7.o): New target.
10639 (check_SCRIPTS): Add ver_test_7.sh.
10640 (check_DATA): Add ver_test_7.syms.
10641 (ver_test_7.syms): New target.
10643 2008-03-28 Ian Lance Taylor <iant@google.com>
10645 * layout.cc (Layout::layout): If we see an input section with a
10646 name that needs sorting, set the must_sort flag for the output
10648 (Layout::make_output_section): If the name of the output section
10649 indicates that it might require sorting, set the may_sort flag.
10650 * output.h (Output_section::may_sort_attached_input_sections): New
10652 (Output_section::set_may_sort_attached_input_sections): New
10654 (Output_section::must_sort_attached_input_sections): New
10656 (Output_section::set_must_sort_attached_input_sections): New
10658 (class Output_section): Declare Input_section_sort_entry. Define
10659 Input_section_sort_compare. Declare
10660 sort_attached_input_sections. Add new fields:
10661 may_sort_attached_input_sections_,
10662 must_sort_attached_input_sections_,
10663 attached_input_sections_are_sorted_.
10664 * output.cc (Output_section::Output_section): Initialize new
10666 (Output_section::add_input_section): Add an entry to
10667 input_sections_ if may_sort or must_sort are true.
10668 (Output_section::set_final_data_size): Call
10669 sort_attached_input_sections if necessary.
10670 (Output_section::Input_section_sort_entry): Define new class.
10671 (Output_section::Input_section_sort_compare::operator()): New
10673 (Output_section::sort_attached_input_sections): New function.
10674 * configure.ac: Check whether the compiler supports constructor
10675 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10676 * testsuite/initpri1.c: New file.
10677 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10678 CONSTRUCTOR_PRIORITY.
10679 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10680 (initpri1_LDFLAGS): New variable.
10681 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10683 2008-03-27 Ian Lance Taylor <iant@google.com>
10685 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10686 * testsuite/common_test_1.c: New file.
10687 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10688 (common_test_1_SOURCES): New variable.
10689 (common_test_1_DEPENDENCIES): New variable.
10690 (common_test_1_LDFLAGS): New variable.
10692 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10693 and commons_ correctly when NAME/VERSION does not override
10695 * testsuite/ver_test_6.c: New file.
10696 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10697 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10698 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10700 2008-03-26 Ian Lance Taylor <iant@google.com>
10702 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10703 of an undefined symbol from a version script.
10704 * testsuite/Makefile.am (ver_test_5.so): New target.
10705 (ver_test_5.o): New target.
10706 (check_SCRIPTS): Add ver_test_5.sh.
10707 (check_DATA): Add ver_test_5.syms.
10708 (ver_test_5.syms): New target.
10709 * testsuite/ver_test_5.cc: New file.
10710 * testsuite/ver_test_5.script: New file.
10711 * testsuite/ver_test_5.sh: New file.
10712 * Makefile.in, testsuite/Makefile.in: Rebuild.
10715 Fix problems building gold with gcc 4.3.0.
10716 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10717 (gold_error_at_location, gold_warning_at_location): Use it.
10718 * configure.ac: Check whether we can compile and use a template
10719 function with a printf attribute.
10720 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10721 when jumping over bytes.
10722 * object.cc: Instantiate Object::read_section_data.
10723 * debug.h: Include <cstring>
10724 * dwarf_reader.cc: Include <algorithm>
10725 * main.cc: Include <cstring>.
10726 * options.cc: Include <cstring>.
10727 * output.cc: Include <cstring>.
10728 * script.cc: Include <cstring>.
10729 * script.h: Include <string>.
10730 * symtab.cc: Include <cstring> and <algorithm>.
10731 * target-select.cc: Include <cstring>.
10732 * version.cc: Include <string>.
10733 * testsuite/testmain.cc: Include <cstdlib>.
10734 * configure, config.in: Rebuild.
10736 2008-03-25 Ian Lance Taylor <iant@google.com>
10738 * options.cc: Include "../bfd/bfdver.h".
10739 (options::help): Print bug reporting address.
10741 * version.cc (print_version): Adjust output for current value of
10742 BFD_VERSION_STRING.
10746 * options.cc (options::help): Print list of supported targets.
10747 * target-select.h: Include <vector>.
10748 (class Target_selector): Make machine_, size_, and is_big_endian_
10749 fields const. Add bfd_name_ and instantiated_target_ fields.
10750 (Target_selector::Target_selector): Add bfd_name parameter.
10751 (Target_selector::recognize): Make non-virtual, call
10753 (Target_selector::recognize_by_name): Make non-virtual, call
10754 do_recognize_by_name.
10755 (Target_selector::supported_names): New function.
10756 (Target_selector::bfd_name): New function.
10757 (Target_selector::do_instantiate_target): New pure virtual
10759 (Target_selector::do_recognize): New virtual function.
10760 (Target_selector::do_recognize_by_name): New virtual function.
10761 (Target_selector::instantiate_target): New private function.
10762 (supported_target_names): Declare.
10763 * target-select.cc (Target_selector::Target_selector): Update for
10764 new parameter and fields.
10765 (select_target_by_name): Check that the name matches before
10766 calling recognize_by_name.
10767 (supported_target_names): New function.
10768 * i386.cc (class Target_selector_i386): Update Target_selector
10769 constructor call. Remove recognize and recognize_by_name. Add
10770 do_instantiate_target.
10771 * x86_64.cc (class Target_selector_x86_64): Likewise.
10772 * testsuite/testfile.cc (class Target_selector_test): Update for
10773 changes to Target_selector.
10775 * README: Rewrite, with some notes on unsupported features.
10777 2008-03-24 Cary Coutant <ccoutant@google.com>
10779 * i386.cc (Target_i386::Got_type): New enum declaration.
10780 (Target_i386::Scan::local): Updated callers of Output_data_got
10782 (Target_i386::Scan::global): Likewise.
10783 (Target_i386::Relocate::relocate): Likewise.
10784 (Target_i386::Relocate::relocate_tls): Likewise.
10785 * object.h (Got_offset_list): New class.
10786 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10787 (Sized_relobj::local_got_offset): Likewise.
10788 (Sized_relobj::set_local_got_offset): Likewise.
10789 (Sized_relobj::local_has_tls_got_offset): Removed.
10790 (Sized_relobj::local_tls_got_offset): Removed.
10791 (Sized_relobj::set_local_tls_got_offset): Removed.
10792 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10793 * output.cc (Output_data_got::add_global): Added got_type parameter.
10794 (Output_data_got::add_global_with_rel): Likewise.
10795 (Output_data_got::add_global_with_rela): Likewise.
10796 (Output_data_got::add_global_pair_with_rel): New function.
10797 (Output_data_got::add_global_pair_with_rela): New function.
10798 (Output_data_got::add_local): Added got_type parameter.
10799 (Output_data_got::add_local_with_rel): Likewise.
10800 (Output_data_got::add_local_with_rela): Likewise.
10801 (Output_data_got::add_local_pair_with_rel): New function.
10802 (Output_data_got::add_local_pair_with_rela): New function.
10803 (Output_data_got::add_global_tls): Removed.
10804 (Output_data_got::add_global_tls_with_rel): Removed.
10805 (Output_data_got::add_global_tls_with_rela): Removed.
10806 (Output_data_got::add_local_tls): Removed.
10807 (Output_data_got::add_local_tls_with_rel): Removed.
10808 (Output_data_got::add_local_tls_with_rela): Removed.
10809 * output.h (Output_data_got::add_global): Added got_type parameter.
10810 (Output_data_got::add_global_with_rel): Likewise.
10811 (Output_data_got::add_global_with_rela): Likewise.
10812 (Output_data_got::add_global_pair_with_rel): New function.
10813 (Output_data_got::add_global_pair_with_rela): New function.
10814 (Output_data_got::add_local): Added got_type parameter.
10815 (Output_data_got::add_local_with_rel): Likewise.
10816 (Output_data_got::add_local_with_rela): Likewise.
10817 (Output_data_got::add_local_pair_with_rel): New function.
10818 (Output_data_got::add_local_pair_with_rela): New function.
10819 (Output_data_got::add_global_tls): Removed.
10820 (Output_data_got::add_global_tls_with_rel): Removed.
10821 (Output_data_got::add_global_tls_with_rela): Removed.
10822 (Output_data_got::add_local_tls): Removed.
10823 (Output_data_got::add_local_tls_with_rel): Removed.
10824 (Output_data_got::add_local_tls_with_rela): Removed.
10825 * resolve.cc (Symbol::override_base_with_special): Removed
10826 reference to has_got_offset_ field.
10827 * symtab.cc (Symbol::init_fields): Replaced initialization
10828 of got_offset_ with got_offsets_. Removed initialization
10830 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10831 (Symbol::got_offset): Likewise.
10832 (Symbol::set_got_offset): Likewise.
10833 (Symbol::has_tls_got_offset): Removed.
10834 (Symbol::tls_got_offset): Removed.
10835 (Symbol::set_tls_got_offset): Removed.
10836 (Symbol::got_offset_): Removed.
10837 (Symbol::tls_mod_got_offset_): Removed.
10838 (Symbol::tls_pair_got_offset_): Removed.
10839 (Symbol::got_offsets_): New field.
10840 (Symbol::has_got_offset): Removed.
10841 (Symbol::has_tls_mod_got_offset): Removed.
10842 (Symbol::has_tls_pair_got_offset): Removed.
10843 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10844 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10846 (Target_x86_64::Scan::global): Likewise.
10847 (Target_x86_64::Relocate::relocate): Likewise.
10848 (Target_x86_64::Relocate::relocate_tls): Likewise.
10850 2008-03-25 Ben Elliston <bje@au.ibm.com>
10852 * yyscript.y: Fix spelling error in comment.
10854 2008-03-24 Ian Lance Taylor <iant@google.com>
10856 * options.h (class General_options): Define build_id option.
10857 * layout.h (class Layout): Declare write_build_id, create_note,
10858 create_build_id. Add build_id_note_ member.
10859 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10860 "libiberty.h", "md5.h", "sha1.h".
10861 (Layout::Layout): Initialize eh_frame_data_,
10862 eh_frame_hdr_section_, and build_id_note_.
10863 (Layout::finalize): Call create_build_id.
10864 (Layout::create_note): New function, broken out of
10865 Layout::create_gold_note.
10866 (Layout::create_gold_note): Call create_note.
10867 (Layout::create_build_id): New function.
10868 (Layout::write_build_id): New function.
10869 (Close_task_runner::run): Call write_build_id.
10871 * x86_64.cc: Correct license to GPLv3.
10873 2008-03-23 Ian Lance Taylor <iant@google.com>
10875 * options.cc: Include "demangle.h".
10876 (parse_optional_string): New function.
10877 (parse_long_option): Handle takes_optional_argument.
10878 (parse_short_option): Update dash_z initializer. Handle
10879 takes_optional_argument.
10880 (General_options::General_options): Initialize do_demangle_.
10881 (General_options::finalize): Set do_demangle_. Handle demangling
10883 * options.h (parse_optional_string): Declare.
10884 (struct One_option): Add optional_arg field. Update constructor.
10885 Update call constructor calls. Add takes_optional_argument
10887 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10888 (DEFINE_optional_string): Define.
10889 (General_options::demangle): Change from DEFINE_bool to
10890 DEFINE_optional_string.
10891 (General_options::no_demangle): New function.
10892 (General_options::do_demangle): New function.
10893 (General_options::set_do_demangle): New function.
10894 (General_options::execstack_status_): Move definition to end of
10896 (General_options::static_): Likewise.
10897 (General_options::do_demangle_): New field.
10898 * object.cc (big_endian>::get_symbol_location_info): Call
10899 Options::do_demangle, not Options::demangle.
10900 * symtab.cc (demangle): Likewise.
10902 2008-03-22 Ian Lance Taylor <iant@google.com>
10904 * gold.h: Include <cstddef> and <sys/types.h>
10905 * options.h: Include <cstring>.
10907 2008-03-21 Ian Lance Taylor <iant@google.com>
10909 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob