1 2011-05-31 Doug Kwan <dougkwan@google.com>
5 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
6 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
7 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
8 redundant arm_exidx_test.so.
9 * testsuite/Makefile.in: Regenerate.
10 (check_SCRIPTS): Add pr12826.sh
11 (check_DATA): Add pr12826.stdout
12 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
13 * testsuite/pr12826.sh: New file.
14 * testsuite/pr12826_1.s: Ditto.
15 * testsuite/pr12826_1.s: Ditto.
17 2011-05-30 Ian Lance Taylor <iant@google.com>
19 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
22 2011-05-29 Ian Lance Taylor <iant@google.com>
25 * testsuite/Makefile.am: Use different file name for two_file_test
26 temporary file for each incremental test.
27 * testsuite/Makefile.in: Rebuild.
29 2011-05-29 Ian Lance Taylor <iant@google.com>
31 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
32 binary input file is empty.
34 2011-05-27 Ian Lance Taylor <iant@google.com>
36 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
37 (ver_test_9.so): Likewise.
38 * testsuite/Makefile.in: Rebuild.
40 2011-05-26 Cary Coutant <ccoutant@google.com>
42 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
43 * incremental.cc (Incremental_inputs::report_input_section): Fix
45 (Incremental_inputs::report_comdat_group): New function.
46 (Output_section_incremental_inputs::set_final_data_size): Adjust size
47 of data for incremental input file entry.
48 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
49 group count, COMDAT group signatures.
50 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
51 an unchanged input file.
52 * incremental.h (Incremental_object_entry::Incremental_object_entry):
53 Initialize new data member.
54 (Incremental_object_entry::add_comdat_group): New function.
55 (Incremental_object_entry::get_comdat_group_count): New function.
56 (Incremental_object_entry::get_comdat_signature_key): New function.
57 (Incremental_object_entry::groups_): New data member.
58 (Incremental_inputs::report_comdat_group): New function.
59 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
60 data for incremental input file entry.
61 (Incremental_input_entry_reader::get_comdat_group_count): New function.
62 (Incremental_input_entry_reader::get_input_section): Adjust size of
63 data for incremental input file entry.
64 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
65 (Incremental_input_entry_reader::get_comdat_group_signature): New
67 * object.cc (Sized_relobj::include_section_group): Report kept
68 COMDAT groups for incremental links.
70 2011-05-24 David Meyer <pdox@google.com>
72 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
73 with name parameter. Add found_name parameter.
74 * fileread.cc (Input_file::find_file): Adjust code accordingly.
75 * dirsearch.h (class Dirsearch): Update declaration.
77 2011-05-24 Ian Lance Taylor <iant@google.com>
79 * archive.cc (Library_base::should_include_member): Pull in object
80 from archive if it defines the entry symbol.
81 * parameters.cc (Parameters::entry): New function.
82 * parameters.h (class Parameters): Declare entry.
83 * output.h (class Output_file_header): Remove entry_ field.
84 * output.cc (Output_file_header::Output_file_header): Remove entry
85 parameter. Change all callers.
86 (Output_file_header::entry): Use parameters->entry.
87 * gold.cc (queue_middle_tasks): Likewise.
88 * plugin.cc (Plugin_hook::run): Likewise.
90 2011-05-24 Cary Coutant <ccoutant@google.com>
92 * gold.cc (queue_initial_tasks): Pass incremental base filename
93 to Output_file::open_base_file; don't print error message.
94 * incremental-dump.cc (main): Adjust call to
95 Output_file::open_for_modification.
96 * incremental-dump.cc (main): Likewise.
97 * incremental.cc (Incremental_inputs::report_command_line):
98 Ignore --incremental-base option when comparing command lines.
99 Ignore parameter when given as separate argument.
100 * options.h (class General_options): Add --incremental-base.
101 * output.cc (Output_file::Output_file):
102 (Output_file::open_base_file): Add base_name and writable parameters;
103 read base file into new file; print error message here.
104 (Output_file::map_no_anonymous): Add writable parameter; adjust all
106 * output.h (Output_file::open_for_modification): Rename to...
107 (Output_file::open_base_file): ...this; add base_name and
108 writable parameters; adjust all callers.
109 (Output_file::map_no_anonymous): Add writable parameter; adjust all
111 * testsuite/Makefile.am (incremental_test_4): Test
113 * testsuite/Makefile.in: Regenerate.
115 2011-05-24 Cary Coutant <ccoutant@google.com>
117 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/two_file_test_1_v1.cc: New test source file.
121 * testsuite/two_file_test_1b_v1.cc: New test source file.
122 * testsuite/two_file_test_2_v1.cc: New test source file.
124 2011-05-24 Cary Coutant <ccoutant@google.com>
126 * dynobj.h (Dynobj::do_dynobj): New function.
127 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
128 flag and soname for shared objects.
129 * incremental.cc (Incremental_inputs::report_object): Make
130 either Incremental_object_entry or Incremental_dynobj_entry; add
131 soname to string table.
132 (Incremental_inputs::report_input_section): Add assertion.
133 (Output_section_incremental_inputs::set_final_data_size): Adjust
134 type of input file entry for shared libraries; adjust size of
135 shared library info entry.
136 (Output_section_incremental_inputs::write_input_files): Write
137 as_needed flag for shared libraries.
138 (Output_section_incremental_inputs::write_info_blocks): Adjust type
139 of input file entry for shared libraries; write soname.
140 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
141 soname from incremental info.
142 * incremental.h (enum Incremental_input_flags): Add
143 INCREMENTAL_INPUT_AS_NEEDED.
144 (Incremental_input_entry::Incremental_input_entry): Initialize new
146 (Incremental_input_entry::set_as_needed): New function.
147 (Incremental_input_entry::as_needed): New function.
148 (Incremental_input_entry::do_dynobj_entry): New function.
149 (Incremental_input_entry::as_needed_): New data member.
150 (Incremental_object_entry::Incremental_object_entry): Don't check
152 (Incremental_object_entry::do_type): Likewise.
153 (class Incremental_dynobj_entry): New class.
154 (Incremental_input_entry_reader::as_needed): New function.
155 (Incremental_input_entry_reader::get_soname): New function.
156 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
157 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
158 size of shared library info entry.
159 * layout.cc (Layout::finish_dynamic_section): Don't test for
160 incremental link when adding DT_NEEDED entries.
161 * object.h (Object::Object): Initialize new data member.
162 (Object::dynobj): New function.
163 (Object::set_as_needed): New function.
164 (Object::as_needed): New function.
165 (Object::do_dynobj): New function.
166 (Object::as_needed_): New data member.
168 2011-05-24 Cary Coutant <ccoutant@google.com>
170 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
171 info; adjust display of GOT entries.
172 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
173 vector of input objects; remove file_status_.
174 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
175 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
176 got_plt reader; call target hooks to reserve GOT entries.
177 (Output_section_incremental_inputs::set_final_data_size): Adjust size
178 of input file info header and GOT info entry.
179 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
181 (Got_plt_view_info::got_descriptor): Remove.
182 (Got_plt_view_info::sym_index): New data member.
183 (Got_plt_view_info::input_index): New data member.
184 (Local_got_offset_visitor::visit): Write input file index.
185 (Global_got_offset_visitor::visit): Write 0 for input file index.
186 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
187 with sym_index and input_index.
188 (Output_section_incremental_inputs::write_got_plt): Adjust size of
189 incremental info GOT entry; replace got_descriptor with input_index.
190 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
191 map from input file index to object.
192 (Sized_relobj_incr::do_layout): Replace direct data member reference
193 with accessor function.
194 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
195 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
196 Adjust size of input file info header.
197 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
198 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
199 (Incremental_input_entry_reader::get_input_section): Adjust size of
200 input file info header.
201 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
202 of incremental info GOT entry.
203 (Incremental_got_plt_reader::get_got_desc): Remove.
204 (Incremental_got_plt_reader::get_got_symndx): New function.
205 (Incremental_got_plt_reader::get_got_input_index): New function.
206 (Sized_incremental_binary::Sized_incremental_binary): Remove
207 file_status_; add input_objects_.
208 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
209 (Sized_incremental_binary::set_file_is_unchanged): Remove.
210 (Sized_incremental_binary::file_is_unchanged): Remove.
211 (Sized_incremental_binary::set_input_object): New function.
212 (Sized_incremental_binary::input_object): New function.
213 (Sized_incremental_binary::file_status_): Remove.
214 (Sized_incremental_binary::input_objects_): New data member.
215 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
217 (Sized_relobj_incr::invalid_address): Move to base class.
218 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
220 (Sized_relobj_incr::do_output_section_offset): Likewise.
221 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
222 (Sized_relobj_incr::section_offsets_): Likewise.
223 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
225 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
226 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
227 with accessor function.
228 (Sized_relobj_file::do_layout): Likewise.
229 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
230 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
231 (Sized_relobj_file::compute_final_local_value): Replace refs to
232 section_offsets_ with accessor function.
233 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
234 * object.h (Relobj::Relobj): Initialize new data members.
235 (Relobj::add_dyn_reloc): New function.
236 (Relobj::first_dyn_reloc): New function.
237 (Relobj::dyn_reloc_count): New function.
238 (Relobj::first_dyn_reloc_): New data member.
239 (Relobj::dyn_reloc_count_): New data member.
240 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
242 (Sized_relobj::Address): New typedef.
243 (Sized_relobj::invalid_address): Move here from child class.
244 (Sized_relobj::Sized_relobj): Initialize new data members.
245 (Sized_relobj::sized_relobj): New function.
246 (Sized_relobj::is_output_section_offset_invalid): Move here from
248 (Sized_relobj::get_output_section_offset): Likewise.
249 (Sized_relobj::local_has_got_offset): Likewise.
250 (Sized_relobj::local_got_offset): Likewise.
251 (Sized_relobj::set_local_got_offset): Likewise.
252 (Sized_relobj::do_for_all_local_got_entries): Likewise.
253 (Sized_relobj::clear_got_offsets): New function.
254 (Sized_relobj::section_offsets): Move here from child class.
255 (Sized_relobj::do_output_section_offset): Likewise.
256 (Sized_relobj::do_set_section_offset): Likewise.
257 (Sized_relobj::Local_got_offsets): Likewise.
258 (Sized_relobj::local_got_offsets_): Likewise.
259 (Sized_relobj::section_offsets_): Likewise.
260 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
262 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
264 (Sized_relobj_file::sized_relobj): New function
265 (Sized_relobj_file::local_has_got_offset): Move to base class.
266 (Sized_relobj_file::local_got_offset): Likewise.
267 (Sized_relobj_file::set_local_got_offset): Likewise.
268 (Sized_relobj_file::get_output_section_offset): Likewise.
269 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
270 (Sized_relobj_file::do_output_section_offset): Likewise.
271 (Sized_relobj_file::do_set_section_offset): Likewise.
272 (Sized_relobj_file::Local_got_offsets): Likewise.
273 (Sized_relobj_file::local_got_offsets_): Likewise.
274 (Sized_relobj_file::section_offsets_): Likewise.
275 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
277 (set_needs_dynsym_index): Convert relobj to derived class pointer.
278 (Output_reloc::get_symbol_index): Likewise.
279 (Output_reloc::local_section_offset): Likewise.
280 (Output_reloc::get_address): Likewise.
281 (Output_reloc::symbol_value): Likewise.
282 (Output_data_got::reserve_slot): Move to class definition.
283 (Output_data_got::reserve_local): New function.
284 (Output_data_got::reserve_slot_for_global): Remove.
285 (Output_data_got::reserve_global): New function.
286 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
287 (all constructors, two instantiations).
288 (Output_reloc::get_relobj): New function (two instantiations).
289 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
290 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
291 (Output_data_reloc::add_global): Adjust type of relobj.
292 (Output_data_reloc::add_global_relative): Likewise.
293 (Output_data_reloc::add_symbolless_global_addend): Likewise.
294 (Output_data_reloc::add_local): Likewise.
295 (Output_data_reloc::add_local_relative): Likewise.
296 (Output_data_reloc::add_symbolless_local_addend): Likewise.
297 (Output_data_reloc::add_local_section): Likewise.
298 (Output_data_reloc::add_output_section): Likewise.
299 (Output_data_reloc::add_absolute): Likewise.
300 (Output_data_reloc::add_target_specific): Likewise.
301 (Output_data_got::reserve_slot): Move definition here.
302 (Output_data_got::reserve_local): New function.
303 (Output_data_got::reserve_global): New function.
304 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
305 section_offsets_ with accessor function.
306 (Sized_relobj_file::write_sections): Likewise.
307 (Sized_relobj_file::do_relocate_sections): Likewise.
308 * target.h (Sized_target::reserve_local_got_entry): New function.
309 (Sized_target::reserve_global_got_entry): New function.
310 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
311 (Target_x86_64::reserve_global_got_entry): New function.
312 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
314 2011-05-23 Cary Coutant <ccoutant@google.com>
316 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
317 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
318 bit when checking got_type.
319 * incremental.cc (Sized_incremental_binary::setup_readers):
320 Store symbol table and string table locations; initialize bit vector
321 of file status flags.
322 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
324 (Sized_incremental_binary::do_process_got_plt): New function.
325 (Sized_incremental_binary::get_symtab_view): Use stored locations.
326 (Output_section_incremental_inputs::set_final_data_size): Record
327 file index for each input file.
328 (Output_section_incremental_inputs::write_got_plt): Store file index
329 instead of input entry offset for each GOT entry.
331 (Incremental_input_entry::Incremental_input_entry): Initialize new
333 (Incremental_input_entry::set_offset): Store file index.
334 (Incremental_input_entry::get_file_index): New function.
335 (Incremental_input_entry::file_index_): New data member.
336 (Incremental_binary::process_got_plt): New function.
337 (Incremental_binary::do_process_got_plt): New function.
338 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
340 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
341 (Sized_incremental_binary::set_file_is_unchanged): New function.
342 (Sized_incremental_binary::file_is_unchanged): New function.
343 (Sized_incremental_binary::do_process_got_plt): New function.
344 (Sized_incremental_binary::file_status_): New data member.
345 (Sized_incremental_binary::main_symtab_loc_): New data member.
346 (Sized_incremental_binary::main_strtab_loc_): New data member.
347 * output.cc (Output_data_got::Got_entry::write): Add case
349 (Output_data_got::add_global): Call add_got_entry.
350 (Output_data_got::add_global_plt): Likewise.
351 (Output_data_got::add_global_with_rel): Likewise.
352 (Output_data_got::add_global_with_rela): Likewise.
353 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
354 (Output_data_got::add_global_pair_with_rela): Likewise.
355 (Output_data_got::add_local): Call add_got_entry.
356 (Output_data_got::add_local_plt): Likewise.
357 (Output_data_got::add_local_with_rel): Likewise.
358 (Output_data_got::add_local_with_rela): Likewise.
359 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
360 (Output_data_got::add_local_pair_with_rela): Likewise.
361 (Output_data_got::reserve_slot): New function.
362 (Output_data_got::reserve_slot_for_global): New function.
363 (Output_data_got::add_got_entry): New function.
364 (Output_data_got::add_got_entry_pair): New function.
365 (Output_section::add_output_section_data): Edit FIXME.
367 (Output_section_data_build::Output_section_data_build): New
368 constructor with size parameter.
369 (Output_data_space::Output_data_space): Likewise.
370 (Output_data_got::Output_data_got): Initialize new data member; new
371 constructor with size parameter.
372 (Output_data_got::add_constant): Call add_got_entry.
373 (Output_data_got::reserve_slot): New function.
374 (Output_data_got::reserve_slot_for_global): New function.
375 (class Output_data_got::Got_entry): Add RESERVED_CODE.
376 (Output_data_got::add_got_entry): New function.
377 (Output_data_got::add_got_entry_pair): New function.
378 (Output_data_got::free_list_): New data member.
379 * target.h (Sized_target::init_got_plt_for_update): New function.
380 (Sized_target::register_global_plt_entry): New function.
381 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
382 Initialize new data member; call init; add constructor with PLT count.
383 (Output_data_plt_x86_64::init): New function.
384 (Output_data_plt_x86_64::add_relocation): New function.
385 (Output_data_plt_x86_64::reserve_slot): New function.
386 (Output_data_plt_x86_64::free_list_): New data member.
387 (Target_x86_64::init_got_plt_for_update): New function.
388 (Target_x86_64::register_global_plt_entry): New function.
389 (Output_data_plt_x86_64::add_entry): Allocate from free list for
391 (Output_data_plt_x86_64::add_relocation): New function.
392 * testsuite/object_unittest.cc (Object_test): Set default options.
394 2011-05-16 Ian Lance Taylor <iant@google.com>
396 * options.h (class General_options): Make -i a synonym for -r.
398 2011-05-16 Ian Lance Taylor <iant@google.com>
400 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
402 2011-05-10 Cary Coutant <ccoutant@google.com>
404 * object.cc (Sized_relobj::do_count_local_symbols): Check for
407 2011-05-06 Ian Lance Taylor <iant@google.com>
409 * layout.cc (Layout::layout): If the output section flags change,
412 2011-04-25 Cary Coutant <ccoutant@google.com>
414 * incremental-dump.cc (dump_incremental_inputs): Print local
415 symbol info for each input file.
417 (Output_section_incremental_inputs::set_final_data_size): Add local
418 symbol info to input file entries in incremental info.
419 (Output_section_incremental_inputs::write_info_blocks): Likewise.
420 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
421 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
422 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
424 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
425 (Sized_incr_relobj::do_relocate): Write the local symbols.
426 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
427 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
428 Adjust size of input file header.
429 (Incremental_inputs_reader::get_local_symbol_offset): New function.
430 (Incremental_inputs_reader::get_local_symbol_count): New function.
431 (Incremental_inputs_reader::get_input_section): Adjust size of input
433 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
434 (Sized_incr_relobj::This): New typedef.
435 (Sized_incr_relobj::sym_size): New const data member.
436 (Sized_incr_relobj::Local_symbol): New struct.
437 (Sized_incr_relobj::do_output_local_symbol_count): New function.
438 (Sized_incr_relobj::do_local_symbol_offset): New function.
439 (Sized_incr_relobj::local_symbol_count_): New data member.
440 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
441 (Sized_incr_relobj::local_symbol_index_): New data member.
442 (Sized_incr_relobj::local_symbol_offset_): New data member.
443 (Sized_incr_relobj::local_dynsym_offset_): New data member.
444 (Sized_incr_relobj::local_symbols_): New data member.
445 * object.h (Relobj::output_local_symbol_count): New function.
446 (Relobj::local_symbol_offset): New function.
447 (Relobj::do_output_local_symbol_count): New function.
448 (Relobj::do_local_symbol_offset): New function.
449 (Sized_relobj::do_output_local_symbol_count): New function.
450 (Sized_relobj::do_local_symbol_offset): New function.
452 2011-04-22 Vladimir Simonov <sv@sw.ru>
454 * descriptors.cc (set_close_on_exec): New function.
455 (Descriptors::open): Use set_close_on_exec.
456 * output.cc (S_ISLNK): Define if not defined.
458 2011-04-22 Cary Coutant <ccoutant@google.com>
460 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
462 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
463 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
464 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
466 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
467 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
468 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
470 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
472 (Incremental_binary::apply_incremental_relocs): New function.
473 (Incremental_binary::do_apply_incremental_relocs): New function.
474 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
476 (Sized_incremental_binary::add_global_symbol): New function.
477 (Sized_incremental_binary::global_symbol): New function.
478 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
479 (Sized_incremental_binary::symbol_map_): New data member.
480 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
481 * target.h (Sized_target::apply_relocation): New function.
482 * target-reloc.h (apply_relocation): New function.
483 * x86_64.cc (Target_x86_64::apply_relocation): New function.
485 2011-04-22 Doug Kwan <dougkwan@google.com>
487 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
488 flag of a SHT_ARM_EXIDX section.
489 * testsuite/Makefile.am (arm_exidx_test): New test rules.
490 * testsuite/Makefile.in: Regenerate.
491 * testsuite/arm_exidx_test.s: New file.
492 * testsuite/arm_exidx_test.sh: Same.
494 2011-04-20 Cary Coutant <ccoutant@google.com>
497 * archive.h (Incremental_archive_entry::Archive_member):
498 Initialize arg_serial_ (second constructor).
500 2011-04-17 Ian Lance Taylor <iant@google.com>
502 * object.cc (Relocate_info::location): Simplify location string.
503 * errors.cc (Errors::error_at_location): Don't print program
505 (Errors::warning_at_location): Likewise.
506 (Errors::undefined_symbol): Likewise.
507 * testsuite/debug_msg.sh: Update accordingly.
509 2011-04-14 Cary Coutant <ccoutant@google.com>
511 * gold/layout.cc (Layout::symtab_section_offset): New function.
512 * gold/layout.h (Layout::symtab_section_offset): New function.
513 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
515 2011-04-12 Ian Lance Taylor <iant@google.com>
517 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
519 * output.h (class Output_file): Add map_is_allocated_ field.
520 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
521 not available, provide stubs. If mremap is not available, #define
523 (MREMAP_MAYMOVE): Define if not defined.
524 (Output_file::Output_file): Initialize map_is_allocated_.
525 (Output_file::resize): Check map_is_allocated_.
526 (Output_file::map_anonymous): If mmap fails, use malloc.
527 (Output_file::unmap): Don't do anything for an anonymous map.
528 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
529 is not available, provide stubs.
530 (File_read::View::~View): Use free rather than delete[].
531 (File_read::make_view): Use malloc rather than new[]. If mmap
533 (File_read::find_or_make_view): Use malloc rather than new[].
534 * gold.h: Remove HAVE_REMAP code.
535 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
536 exists. Rename mremap to gold_mremap. If mmap is not available
538 * configure, config.in: Rebuild.
540 2011-04-11 Ian Lance Taylor <iant@google.com>
542 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
543 initialize local variable v.
545 2011-04-11 Cary Coutant <ccoutant@google.com>
547 * archive.cc (Archive::include_member): Adjust call to
549 (Add_archive_symbols::run): Track argument serial numbers.
550 (Lib_group::include_member): Likewise.
551 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
552 * archive.h (Incremental_archive_entry::Archive_member):
553 Initialize arg_serial_.
554 (Archive_member::arg_serial_): New data member.
555 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
556 (Sized_dynobj::do_add_symbols): Track symbols when doing an
558 (Sized_dynobj::do_for_all_local_got_entries): New function.
559 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
561 * fileread.cc (get_mtime): New function.
562 * fileread.h (get_mtime): New function.
563 * gold.cc (queue_initial_tasks): Check for incremental update.
564 (process_incremental_input): New function.
565 (queue_middle_tasks): Don't force valid target for incremental
567 * incremental-dump.cc (find_input_containing_global): Adjust
568 size of symbol info entry.
569 (dump_incremental_inputs): Dump argument serial number and
570 in_system_directory flag; bias shndx by 1; print symbol names
571 when dumping per-file symbol lists; use new symbol info readers.
573 (Output_section_incremental_inputs:update_data_size): New function.
574 (Sized_incremental_binary::setup_readers): Setup input readers
575 for each input file; build maps for files added from libraries
577 (Sized_incremental_binary::check_input_args): New function.
578 (Sized_incremental_binary::do_check_inputs): Build map of argument
579 serial numbers to input arguments.
580 (Sized_incremental_binary::do_file_has_changed): Rename
581 do_file_is_unchanged to this; compare file modification times.
582 (Sized_incremental_binary::do_init_layout): New function.
583 (Sized_incremental_binary::do_reserve_layout): New function.
584 (Sized_incremental_binary::do_get_input_reader): Remove.
585 (Sized_incremental_binary::get_symtab_view): New function.
586 (Incremental_checker::can_incrementally_link_output_file): Remove.
587 (Incremental_inputs::report_command_line): Exclude --debug options.
588 (Incremental_inputs::report_archive_begin): Add parameter; track
589 argument serial numbers; don't put input file entry for archive
590 before archive members.
591 (Incremental_inputs::report_archive_end): Put input file entry
592 for archive after archive members.
593 (Incremental_inputs::report_object): Add parameter; track argument
594 serial numbers and in_system_directory flag.
595 (Incremental_inputs::report_script): Add parameter; track argument
597 (Output_section_incremental_inputs::set_final_data_size): Adjust
598 size of symbol info entry; check for forwarding symbols.
599 (Output_section_incremental_inputs::write_input_files): Write
600 in_system_directory flag and argument serial number.
601 (Output_section_incremental_inputs::write_info_blocks): Map section
602 indices between incremental info and original input file; store
603 input section index for each symbol.
604 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
605 change operator() to visit().
606 (class Global_got_offset_visitor): Likewise.
607 (class Global_symbol_visitor_got_plt):
608 (Output_section_incremental_inputs::write_got_plt): Use new visitor
610 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
611 (Sized_incr_relobj::do_read_symbols): New function.
612 (Sized_incr_relobj::do_layout): New function.
613 (Sized_incr_relobj::do_layout_deferred_sections): New function.
614 (Sized_incr_relobj::do_add_symbols): New function.
615 (Sized_incr_relobj::do_should_include_member): New function.
616 (Sized_incr_relobj::do_for_all_global_symbols): New function.
617 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
618 (Sized_incr_relobj::do_section_size): New function.
619 (Sized_incr_relobj::do_section_name): New function.
620 (Sized_incr_relobj::do_section_contents): New function.
621 (Sized_incr_relobj::do_section_flags): New function.
622 (Sized_incr_relobj::do_section_entsize): New function.
623 (Sized_incr_relobj::do_section_address): New function.
624 (Sized_incr_relobj::do_section_type): New function.
625 (Sized_incr_relobj::do_section_link): New function.
626 (Sized_incr_relobj::do_section_info): New function.
627 (Sized_incr_relobj::do_section_addralign): New function.
628 (Sized_incr_relobj::do_initialize_xindex): New function.
629 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
630 (Sized_incr_relobj::do_read_relocs): New function.
631 (Sized_incr_relobj::do_gc_process_relocs): New function.
632 (Sized_incr_relobj::do_scan_relocs): New function.
633 (Sized_incr_relobj::do_count_local_symbols): New function.
634 (Sized_incr_relobj::do_finalize_local_symbols): New function.
635 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
636 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
637 (Sized_incr_relobj::do_relocate): New function.
638 (Sized_incr_relobj::do_set_section_offset): New function.
639 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
640 (Sized_incr_dynobj::do_read_symbols): New function.
641 (Sized_incr_dynobj::do_layout): New function.
642 (Sized_incr_dynobj::do_add_symbols): New function.
643 (Sized_incr_dynobj::do_should_include_member): New function.
644 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
645 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
646 (Sized_incr_dynobj::do_section_size): New function.
647 (Sized_incr_dynobj::do_section_name): New function.
648 (Sized_incr_dynobj::do_section_contents): New function.
649 (Sized_incr_dynobj::do_section_flags): New function.
650 (Sized_incr_dynobj::do_section_entsize): New function.
651 (Sized_incr_dynobj::do_section_address): New function.
652 (Sized_incr_dynobj::do_section_type): New function.
653 (Sized_incr_dynobj::do_section_link): New function.
654 (Sized_incr_dynobj::do_section_info): New function.
655 (Sized_incr_dynobj::do_section_addralign): New function.
656 (Sized_incr_dynobj::do_initialize_xindex): New function.
657 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
658 (make_sized_incremental_object): New function.
659 (Incremental_library::copy_unused_symbols): New function.
660 (Incremental_library::do_for_all_unused_symbols): New function.
661 * incremental.h (enum Incremental_input_flags): New type.
662 (class Incremental_checker): Remove.
663 (Incremental_input_entry::Incremental_input_entry): Add argument
665 (Incremental_input_entry::arg_serial): New function.
666 (Incremental_input_entry::set_is_in_system_directory): New function.
667 (Incremental_input_entry::is_in_system_directory): New function.
668 (Incremental_input_entry::arg_serial_): New data member.
669 (Incremental_input_entry::is_in_system_directory_): New data member.
670 (class Script_info): Move here from script.h.
671 (Script_info::Script_info): Add filename parameter.
672 (Script_info::filename): New function.
673 (Script_info::filename_): New data member.
674 (Incremental_script_entry::Incremental_script_entry): Add argument
676 (Incremental_object_entry::Incremental_object_entry): Likewise.
677 (Incremental_object_entry::add_input_section): Build list of input
678 sections with map to original shndx.
679 (Incremental_object_entry::get_input_section_index): New function.
680 (Incremental_object_entry::shndx_): New data member.
681 (Incremental_object_entry::name_key_): Rename; adjust all refs.
682 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
683 (Incremental_archive_entry::Incremental_archive_entry): Add argument
685 (Incremental_inputs::report_archive_begin): Likewise.
686 (Incremental_inputs::report_object): Likewise.
687 (Incremental_inputs::report_script): Likewise.
688 (class Incremental_global_symbol_reader): New class.
689 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
690 and store flags and input file type.
691 (Incremental_input_entry_reader::arg_serial): New function.
692 (Incremental_input_entry_reader::type): Extract type from flags.
693 (Incremental_input_entry_reader::is_in_system_directory): New function.
694 (Incremental_input_entry_reader::get_input_section_count): Call
695 accessor function for type.
696 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
697 function for type; adjust size of global symbol entry.
698 (Incremental_input_entry_reader::get_global_symbol_count): Call
699 accessor function for type.
700 (Incremental_input_entry_reader::get_object_count): Likewise.
701 (Incremental_input_entry_reader::get_object_offset): Likewise.
702 (Incremental_input_entry_reader::get_member_count): Likewise.
703 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
704 (Incremental_input_entry_reader::get_member_offset): Likewise.
705 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
706 (Incremental_input_entry_reader::Global_symbol_info): Remove.
707 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
708 (Incremental_input_entry_reader::get_global_symbol_reader): New
710 (Incremental_input_entry_reader::get_output_symbol_index): New
712 (Incremental_input_entry_reader::type_): Remove.
713 (Incremental_input_entry_reader::flags_): New data member.
714 (Incremental_inputs_reader::input_file_offset): New function.
715 (Incremental_inputs_reader::input_file_index): New function.
716 (Incremental_inputs_reader::input_file): Call input_file_offset.
717 (Incremental_inputs_reader::input_file_at_offset): New function.
718 (Incremental_relocs_reader::get_r_type): Reformat.
719 (Incremental_relocs_reader::get_r_shndx): Reformat.
720 (Incremental_relocs_reader::get_r_offset): Reformat.
721 (Incremental_relocs_reader::data): New function.
722 (Incremental_binary::Incremental_binary): Initialize new data members.
723 (Incremental_binary::check_inputs): Add cmdline parameter.
724 (Incremental_binary::file_is_unchanged): Remove.
725 (Input_reader::arg_serial): New function.
726 (Input_reader::get_unused_symbol_count): New function.
727 (Input_reader::get_unused_symbol): New function.
728 (Input_reader::do_arg_serial): New function.
729 (Input_reader::do_get_unused_symbol_count): New function.
730 (Input_reader::do_get_unused_symbol): New function.
731 (Incremental_binary::input_file_count): New function.
732 (Incremental_binary::get_input_reader): Change signature to use
733 index instead of filename.
734 (Incremental_binary::file_has_changed): New function.
735 (Incremental_binary::get_input_argument): New function.
736 (Incremental_binary::get_library): New function.
737 (Incremental_binary::get_script_info): New function.
738 (Incremental_binary::init_layout): New function.
739 (Incremental_binary::reserve_layout): New function.
740 (Incremental_binary::output_file): New function.
741 (Incremental_binary::do_check_inputs): New function.
742 (Incremental_binary::do_file_is_unchanged): Remove.
743 (Incremental_binary::do_file_has_changed): New function.
744 (Incremental_binary::do_init_layout): New function.
745 (Incremental_binary::do_reserve_layout): New function.
746 (Incremental_binary::do_input_file_count): New function.
747 (Incremental_binary::do_get_input_reader): Change signature.
748 (Incremental_binary::input_args_map_): New data member.
749 (Incremental_binary::library_map_): New data member.
750 (Incremental_binary::script_map_): New data member.
751 (Sized_incremental_binary::Sized_incremental_binary): Initialize
753 (Sized_incremental_binary::output_section): New function.
754 (Sized_incremental_binary::inputs_reader): Add const.
755 (Sized_incremental_binary::symtab_reader): Add const.
756 (Sized_incremental_binary::relocs_reader): Add const.
757 (Sized_incremental_binary::got_plt_reader): Add const.
758 (Sized_incremental_binary::get_symtab_view): New function.
759 (Sized_incremental_binary::Inputs_reader): New typedef.
760 (Sized_incremental_binary::Input_entry_reader): New typedef.
761 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
762 (Sized_incremental_binary::do_file_is_unchanged): Remove.
763 (Sized_incremental_binary::do_file_has_changed): New function.
764 (Sized_incremental_binary::do_init_layout): New function.
765 (Sized_incremental_binary::do_reserve_layout): New function.
766 (Sized_input_reader::Inputs_reader): Remove.
767 (Sized_input_reader::Input_entry_reader): Remove.
768 (Sized_input_reader::do_arg_serial): New function.
769 (Sized_input_reader::do_get_unused_symbol_count): New function.
770 (Sized_input_reader::do_get_unused_symbol): New function.
771 (Sized_incremental_binary::do_input_file_count): New function.
772 (Sized_incremental_binary::do_get_input_reader): Change signature;
773 use index instead of filename.
774 (Sized_incremental_binary::section_map_): New data member.
775 (Sized_incremental_binary::input_entry_readers_): New data member.
776 (class Sized_incr_relobj): New class.
777 (class Sized_incr_dynobj): New class.
778 (make_sized_incremental_object): New function.
779 (class Incremental_library): New class.
780 * layout.cc (Free_list::num_lists): New static data member.
781 (Free_list::num_nodes): New static data member.
782 (Free_list::num_removes): New static data member.
783 (Free_list::num_remove_visits): New static data member.
784 (Free_list::num_allocates): New static data member.
785 (Free_list::num_allocate_visits): New static data member.
786 (Free_list::init): New function.
787 (Free_list::remove): New function.
788 (Free_list::allocate): New function.
789 (Free_list::dump): New function.
790 (Free_list::print_stats): New function.
791 (Layout_task_runner::run): Resize output file for incremental updates.
792 (Layout::Layout): Initialize new data members.
793 (Layout::set_incremental_base): New function.
794 (Layout::init_fixed_output_section): New function.
795 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
797 (Layout::create_gold_note): Do not create gold note section for
799 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
800 for incremental updates.
801 (Layout::set_section_offsets): For incremental updates, allocate space
803 (Layout::create_symtab_sections): Layout with offsets relative to
804 start of section; for incremental updates, allocate space from free
806 (Layout::create_shdrs): For incremental updates, allocate space from
808 (Layout::finish_dynamic_section): For incremental updates, do not
809 check --as-needed (fixed in subsequent patch).
810 * layout.h (class Free_list): New class.
811 (Layout::set_incremental_base): New function.
812 (Layout::incremental_base): New function.
813 (Layout::init_fixed_output_section): New function.
814 (Layout::allocate): New function.
815 (Layout::incremental_base_): New data member.
816 (Layout::free_list_): New data member.
817 * main.cc (main): Print Free_list statistics.
818 * object.cc (Relobj::finalize_incremental_relocs): Add
819 clear_counts parameter; clear counts only when clear_counts is set.
820 (Sized_relobj::Sized_relobj): Initialize new base class.
821 (Sized_relobj::do_layout): Don't report special sections.
822 (Sized_relobj::do_for_all_local_got_entries): New function.
823 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
824 symtab_off to all symbol table offsets.
825 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
826 * object.h (class Got_offset_list): Move to top of file.
827 (Object::Object): Allow case where input_file == NULL.
828 (Object::~Object): Likewise.
829 (Object::input_file): Assert that input_file != NULL.
830 (Object::lock): Allow case where input_file == NULL.
831 (Object::unlock): Likewise.
832 (Object::is_locked): Likewise.
833 (Object::token): Likewise.
834 (Object::release): Likewise.
835 (Object::is_incremental): New function.
836 (Object::get_mtime): New function.
837 (Object::for_all_local_got_entries): New function.
838 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
839 (Object::set_is_in_system_directory): New function.
840 (Object::is_in_system_directory): New function.
841 (Object::do_is_incremental): New function.
842 (Object::do_get_mtime): New function.
843 (Object::do_for_all_local_got_entries): New function.
844 (Object::is_in_system_directory_): New data member.
845 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
846 (class Sized_relobj_base): New class.
847 (class Sized_relobj): Derive from Sized_relobj_base.
848 (class Sized_relobj::Symbols): Redeclare from base class.
849 (class Sized_relobj::local_got_offset_list): Remove.
850 (class Sized_relobj::Output_sections): Redeclare from base class.
851 (class Sized_relobj::do_for_all_local_got_entries): New function.
852 (class Sized_relobj::write_local_symbols): Add offset parameter.
853 (class Sized_relobj::local_symbol_offset_): Update comment.
854 (class Sized_relobj::local_dynsym_offset_): Update comment.
855 * options.cc (Input_arguments::add_file): Remove const.
856 * options.h (Input_file_argument::Input_file_argument):
857 Initialize arg_serial_ (all constructors).
858 (Input_file_argument::set_arg_serial): New function.
859 (Input_file_argument::arg_serial): New function.
860 (Input_file_argument::arg_serial_): New data member.
861 (Input_arguments::Input_arguments): Initialize file_count_.
862 (Input_arguments::add_file): Remove const.
863 (Input_arguments::number_of_input_files): New function.
864 (Input_arguments::file_count_): New data member.
865 (Command_line::number_of_input_files): Call
866 Input_arguments::number_of_input_files.
867 * output.cc (Output_segment_headers::Output_segment_headers):
869 (Output_section::Input_section::current_data_size): New function.
870 (Output_section::Output_section): Initialize new data members.
871 (Output_section::add_input_section): Don't do merge sections for
872 an incremental link; allocate space from free list for an
874 (Output_section::add_output_section_data): Allocate space from
875 free list for an incremental update.
876 (Output_section::update_data_size): New function.
877 (Output_section::set_fixed_layout): New function.
878 (Output_section::reserve): New function.
879 (Output_segment::set_section_addresses): Remove const.
880 (Output_segment::set_section_list_addresses): Remove const; allocate
881 space from free list for an incremental update.
882 (Output_segment::set_offset): Adjust size of RELRO segment for an
884 * output.h (Output_data::current_data_size): Move here from
886 (Output_data::pre_finalize_data_size): New function.
887 (Output_data::update_data_size): New function.
888 (Output_section_headers::update_data_size): new function.
889 (Output_section_data_build::current_data_size): Move to Output_data.
890 (Output_data_strtab::update_data_size): New function.
891 (Output_section::current_data_size): Move to Output_data.
892 (Output_section::set_fixed_layout): New function.
893 (Output_section::has_fixed_layout): New function.
894 (Output_section::reserve): New function.
895 (Output_section::update_data_size): New function.
896 (Output_section::has_fixed_layout_): New data member.
897 (Output_section::free_list_): New data member.
898 (Output_segment::set_section_addresses): Remove const.
899 (Output_segment::set_section_list_addresses): Remove const.
900 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
902 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
904 * readsyms.cc (Read_symbols::do_read_symbols): Add library
905 parameter when calling Add_symbols constructor; store argument
906 serial number for members of a lib group.
907 (Add_symbols::locks): Allow case where token == NULL.
908 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
909 (Read_member::~Read_member): New function.
910 (Read_member::is_runnable): New function.
911 (Read_member::locks): New function.
912 (Read_member::run): New function.
913 (Check_script::~Check_script): New function.
914 (Check_script::is_runnable): New function.
915 (Check_script::locks): New function.
916 (Check_script::run): New function.
917 (Check_library::~Check_library): New function.
918 (Check_library::is_runnable): New function.
919 (Check_library::locks): New function.
920 (Check_library::run): New function.
921 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
922 (Add_symbols::library_): New data member.
923 (class Read_member): New class.
924 (class Check_script): New class.
925 (class Check_library): New class.
926 * reloc.cc (Read_relocs::is_runnable): Allow case where
928 (Read_relocs::locks): Likewise.
929 (Scan_relocs::locks): Likewise.
930 (Relocate_task::locks): Likewise.
931 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
933 (Sized_relobj::incremental_relocs_scan): Fix comment.
934 (Sized_relobj::do_relocate): Pass output file offset to
936 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
937 from class declaration.
938 * script.cc (read_input_script): Allocate Script_info; pass
939 argument serial number to report_script.
940 * script.h (class Script_info): Move to incremental.h.
941 * symtab.cc (Symbol_table::add_from_incrobj): New function.
942 * symtab.h (Symbol_table::add_from_incrobj): New function.
943 (Symbol_table::set_file_offset): New function.
945 2011-04-05 Cary Coutant <ccoutant@google.com>
947 * incremental-dump.cc (dump_incremental_inputs): Change signature
948 to take a Sized_incremental_binary; change caller. Use readers
949 in Sized_incremental_binary.
951 (Sized_incremental_binary::find_incremental_inputs_sections):
952 Rename do_find_incremental_inputs_sections to this.
953 (Sized_incremental_binary::setup_readers): New function.
954 (Sized_incremental_binary::do_check_inputs): Check
955 has_incremental_info_ flag; move setup code to setup_readers;
957 (Sized_incremental_binary::do_file_is_unchanged): New function.
958 (Sized_incremental_binary::do_get_input_reader): New function.
959 * incremental.h (class Incremental_binary): Move to end of file.
960 (Incremental_binary::file_is_unchanged): New function.
961 (Incremental_binary::do_file_is_unchanged): New function.
962 (Incremental_binary::Input_reader): New class.
963 (Incremental_binary::get_input_reader): New function.
964 (class Sized_incremental_binary): Move to end of file.
965 (Sized_incremental_binary::Sized_incremental_binary): Setup the
966 input section reader classes.
967 (Sized_incremental_binary::has_incremental_info): New function.
968 (Sized_incremental_binary::inputs_reader): New function.
969 (Sized_incremental_binary::symtab_reader): New function.
970 (Sized_incremental_binary::relocs_reader): New function.
971 (Sized_incremental_binary::got_plt_reader): New function.
972 (Sized_incremental_binary::do_file_is_unchanged): New function.
973 (Sized_incremental_binary::Sized_input_reader): New class.
974 (Sized_incremental_binary::get_input_reader): New function.
975 (Sized_incremental_binary::find_incremental_inputs_sections):
976 Rename do_find_incremental_inputs_sections to this.
977 (Sized_incremental_binary::setup_readers): New function.
978 (Sized_incremental_binary::has_incremental_info_): New data member.
979 (Sized_incremental_binary::inputs_reader_): New data member.
980 (Sized_incremental_binary::symtab_reader_): New data member.
981 (Sized_incremental_binary::relocs_reader_): New data member.
982 (Sized_incremental_binary::got_plt_reader_): New data member.
983 (Sized_incremental_binary::current_input_file_): New data member.
985 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
988 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
991 2011-03-30 Cary Coutant <ccoutant@google.com>
993 * archive.cc (Archive::include_member): Adjust call to report_object.
994 (Add_archive_symbols::run): Add script_info to call to
995 report_archive_begin.
996 (Lib_group::include_member): Adjust call to report_object.
997 (Add_lib_group_symbols::run): Adjust call to report_object.
998 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
999 blocks. Add object count for script input files.
1000 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1001 script_info parameter; change all callers.
1002 (Incremental_inputs::report_object): Add script_info parameter;
1004 (Incremental_inputs::report_script): Store backpointer to
1005 incremental info entry.
1006 (Output_section_incremental_inputs::set_final_data_size): Record
1007 additional information for scripts.
1008 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1009 * incremental.h (Incremental_script_entry::add_object): New function.
1010 (Incremental_script_entry::get_object_count): New function.
1011 (Incremental_script_entry::get_object): New function.
1012 (Incremental_script_entry::objects_): New data member; adjust
1014 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1015 (Incremental_inputs::report_object): Add script_info parameter.
1016 (Incremental_inputs_reader::get_object_count): New function.
1017 (Incremental_inputs_reader::get_object_offset): New function.
1018 * options.cc (Input_arguments::add_file): Return reference to
1020 * options.h (Input_argument::set_script_info): New function.
1021 (Input_argument::script_info): New function.
1022 (Input_argument::script_info_): New data member; adjust all
1024 (Input_file_group::add_file): Return reference to new input argument.
1025 (Input_file_lib::add_file): Likewise.
1026 (Input_arguments::add_file): Likewise.
1027 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1028 * script.cc (Parser_closure::Parser_closure): Add script_info
1029 parameter; adjust all callers.
1030 (Parser_closure::script_info): New function.
1031 (Parser_closure::script_info_): New data member.
1032 (read_input_script): Report scripts earlier to incremental info.
1033 (script_add_file): Set script_info in Input_argument.
1034 (script_add_library): Likewise.
1035 * script.h (Script_options::Script_info): Rewrite class.
1037 2011-03-29 Cary Coutant <ccoutant@google.com>
1039 * archive.cc (Library_base::should_include_member): Move
1040 method here from class Archive.
1041 (Archive::Archive): Initialize base class.
1042 (Archive::should_include_member): Move to base class.
1043 (Archive::do_for_all_unused_symbols): New function.
1044 (Add_archive_symbols::run): Remove redundant access to
1046 (Lib_group::Lib_group): Initialize base class.
1047 (Lib_group::do_filename): New function.
1048 (Lib_group::include_member): Pass pointer to Lib_group to
1050 (Lib_group::do_for_all_unused_symbols): New function.
1051 (Add_lib_group_symbols::run): Report archive information for
1053 * archive.h (class Library_base): New base class.
1054 (class Archive): Derive from Library_base.
1055 (Archive::filename): Move to base class.
1056 (Archive::set_incremental_info): Likewise.
1057 (Archive::incremental_info): Likewise.
1058 (Archive::Should_include): Likewise.
1059 (Archive::should_include_member): Likewise.
1060 (Archive::Armap_entry): Remove.
1061 (Archive::Unused_symbol_iterator): Remove.
1062 (Archive::unused_symbols_begin): Remove.
1063 (Archive::unused_symbols_end): Remove.
1064 (Archive::do_filename): New function.
1065 (Archive::do_get_mtime): New function.
1066 (Archive::do_for_all_unused_symbols): New function.
1067 (Archive::task_): Move to base class.
1068 (Archive::incremental_info_): Likewise.
1069 (class Lib_group): Derive from Library_base.
1070 (Lib_group::do_filename): New function.
1071 (Lib_group::do_get_mtime): New function.
1072 (Lib_group::do_for_all_unused_symbols): New function.
1073 (Lib_group::task_): Move to base class.
1074 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1076 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1078 * incremental.cc (Incremental_inputs::report_archive_begin):
1079 Use Library_base; call library's get_mtime; add incremental inputs
1080 entry before members.
1081 (class Unused_symbol_visitor): New class.
1082 (Incremental_inputs::report_archive_end): Use Library_base; use
1083 visitor class to record unused symbols; don't add incremental inputs
1084 entry after members.
1085 (Incremental_inputs::report_object): Use Library_base.
1087 (Incremental_archive_entry::Incremental_archive_entry): Remove
1088 unused Archive parameter.
1089 (Incremental_inputs::report_archive_begin): Use Library_base.
1090 (Incremental_inputs::report_archive_end): Likewise.
1091 (Incremental_inputs::report_object): Likewise.
1092 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1094 * object.h (Object::for_all_global_symbols): New function.
1095 (Object::do_for_all_global_symbols): New function.
1096 (Sized_relobj::do_for_all_global_symbols): New function.
1097 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1099 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1102 2011-03-27 Ian Lance Taylor <iant@google.com>
1104 * archive.cc (Archive::interpret_header): Return -1 if something
1105 goes wrong. Change callers accordingly.
1107 2011-03-25 Cary Coutant <ccoutant@google.com>
1109 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1110 * testsuite/Makefile.in: Regenerate.
1112 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1114 * plugin.cc (get_view): New.
1115 (Plugin::load): Pass get_view to the plugin.
1116 (Plugin_manager::get_view): New.
1118 2011-03-21 Ian Lance Taylor <iant@google.com>
1120 * testsuite/final_layout.sh: Rewrite to not use dc.
1121 * testsuite/relro_test.sh: Fail if dc is not present.
1123 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1125 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1127 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1128 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1130 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1131 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1133 2011-03-14 Ian Lance Taylor <iant@google.com>
1135 * script-sections.cc (Sort_output_sections::script_compare):
1136 Rename from is_before, change return type.
1137 (Sort_output_sections::operator()): Adjust accordingly.
1139 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1142 * testsuite/odr_violation2.cc: Add comment to make all error line
1143 numbers double digits.
1144 * testsuite/debug_msg.sh: Adjust expected errors.
1146 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1148 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1149 but mark earlier ones as non-canonical
1150 (offset_to_iterator): Update search target and example
1151 (do_addr2line): Return extra lines in a vector*
1152 (format_file_lineno): Extract from do_addr2line
1153 (one_addr2line): Add vector* out-param
1154 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1155 when a lineno entry appeared last for its instruction
1156 (Dwarf_line_info): Add vector* out-param
1157 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1158 * symtab.cc (Odr_violation_compare): Include the lineno in the
1160 (linenos_from_loc): New. Combine the canonical line for an
1161 address with its other lines.
1162 (True_if_intersect): New. Helper functor to make
1163 std::set_intersection a query.
1164 (detect_odr_violations): Compare sets of lines instead of just
1165 one line for each function. This became less deterministic, but
1166 has fewer false positives.
1167 * symtab.h: Declarations.
1168 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1169 mix an optimized and non-optimized object in the same binary
1170 (odr_violation2.so): Same.
1171 * testsuite/Makefile.in: Regenerate from Makefile.am.
1172 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1173 * testsuite/debug_msg.sh: Update line numbers and add
1175 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1176 non-optimized context.
1177 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1178 isn't inlined, and use OdrDerived in an optimized context.
1179 * testsuite/odr_header1.h: Defines OdrDerived, where
1180 optimization will change the
1181 first-instruction-in-the-destructor's file and line number.
1182 * testsuite/odr_header2.h: Defines OdrBase.
1184 2011-03-09 Ian Lance Taylor <iant@google.com>
1186 * fileread.cc (File_read::clear_views): Don't delete the whole
1189 2011-03-08 Ian Lance Taylor <iant@google.com>
1192 * fileread.cc: #include <climits>.
1193 (GOLD_IOV_MAX): Define.
1194 (File_read::read_multiple): Limit number of entries by iov_max.
1195 * fileread.h (class File_read): Always set max_readv_entries to
1198 2011-03-07 Ian Lance Taylor <iant@google.com>
1201 * options.h (class General_options): Add -dy and -dn.
1203 2011-03-02 Cary Coutant <ccoutant@google.com>
1205 * testsuite/script_test_9.t: Add TLS segment.
1207 2011-03-02 Simon Baldwin <simonb@google.com>
1209 * configure.ac: Add check for gnu_indirect_function support in
1210 the toolchain building binutils.
1211 * configure: Rebuild.
1213 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1215 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1216 plugin only symbols.
1217 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1218 in plugin files as not needed in the symbol table.
1220 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1222 * output.cc (Output_section::add_input_section): Delay fill
1223 generation for section ordering.
1225 2011-02-09 Ian Lance Taylor <iant@google.com>
1228 * object.h (class Sized_relobj): Remove clear_local_symbols.
1229 * reloc.cc (Sized_relobj::do_relocate): Don't call
1230 clear_local_symbols.
1232 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1234 * plugin.cc (is_visible_from_outside): Return true for symbols
1237 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1239 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1242 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1244 * icf.h (is_section_foldable_candidate): Change type of parameter
1246 * icf.cc (Icf::find_identical_sections): Change type of local variable
1247 section_name to be std::string.
1248 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1250 2011-01-25 Ian Lance Taylor <iant@google.com>
1252 * script.cc (script_add_extern): Rewrite to use
1253 add_symbol_reference.
1255 2011-01-25 Doug Kwan <dougkwan@google.com>
1257 * icf.cc (get_section_contents): Always lock section's object.
1259 2011-01-24 Ian Lance Taylor <iant@google.com>
1261 * options.h (class General_options): Accept
1262 --no-detect-odr-violations.
1264 2011-01-24 Ian Lance Taylor <iant@google.com>
1266 * version.cc (version_string): Bump to 1.11.
1268 2011-01-24 Ian Lance Taylor <iant@google.com>
1270 * plugin.cc (class Plugin_rescan): Define new class.
1271 (Plugin_manager::claim_file): Set any_claimed_.
1272 (Plugin_manager::save_archive): New function.
1273 (Plugin_manager::save_input_group): New function.
1274 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1276 (Plugin_manager::new_undefined_symbol): New function.
1277 (Plugin_manager::rescan): New function.
1278 (Plugin_manager::rescannable_defines): New function.
1279 (Plugin_manager::add_input_file): Set any_added_.
1280 * plugin.h (class Plugin_manager): define new fields rescannable_,
1281 undefined_symbols_, any_claimed_, and any_added_. Declare
1282 Plugin_rescan as friend. Declare new functions.
1283 (Plugin_manager::Rescannable): Define type.
1284 (Plugin_manager::Rescannable_list): Define type.
1285 (Plugin_manager::Undefined_symbol_list): Define type.
1286 (Plugin_manager::Plugin_manager): Initialize new fields.
1287 * archive.cc (Archive::defines_symbol): New function.
1288 (Add_archive_symbols::run): Pass archive to plugins if any.
1289 * archive.h (class Archive): Declare defines_symbol.
1290 * readsyms.cc (Input_group::~Input_group): New function.
1291 (Finish_group::run): Pass input_group to plugins if any.
1292 * readsyms.h (class Input_group): Declare destructor.
1293 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1296 2011-01-10 Ian Lance Taylor <iant@google.com>
1298 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1300 (Layout::set_segment_offsets): Reset increase_relro before calling
1301 set_section_addresses a second time.
1303 2011-01-04 Cary Coutant <ccoutant@google.com>
1305 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1306 sections before NOBITS sections.
1308 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1310 * version.cc (print_version): Update copyright to 2011.
1312 2010-12-23 Cary Coutant <ccoutant@google.com>
1314 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1315 of OS to this->add. Add OD parameter to second form of the function.
1317 2010-12-20 Ian Lance Taylor <iant@google.com>
1319 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1320 second of two consecutive entries with same offset.
1322 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1324 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1325 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1326 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1327 to avoid unneeded links against $(LDADD).
1328 * testsuite/Makefile.in: Regenerate.
1330 2010-12-15 Ian Lance Taylor <iant@google.com>
1333 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1334 for R_X86_64_32 and R_X86_64_PC32.
1335 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1336 ver_matching_def_pic.o.
1337 (ver_matching_def_pic.o): New target.
1339 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1341 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1342 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1343 Move definition before File_read::View member definitions.
1344 (File_read::View::~View): Initialize and hold lock before
1345 updating current_mapped_bytes.
1347 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1349 * dwarf_reader.cc: Remove outdated comment.
1350 * gold-threads.cc: Fix typo in error message.
1351 * archive.cc: Fix typos in comments.
1352 * archive.h: Likewise.
1353 * arm-reloc-property.cc: Likewise.
1354 * arm-reloc-property.h: Likewise.
1355 * arm-reloc.def: Likewise.
1357 * attributes.h: Likewise.
1358 * cref.cc: Likewise.
1359 * ehframe.cc: Likewise.
1360 * fileread.h: Likewise.
1362 * i386.cc: Likewise.
1364 * incremental.h: Likewise.
1365 * int_encoding.cc: Likewise.
1366 * layout.h: Likewise.
1367 * main.cc: Likewise.
1368 * merge.h: Likewise.
1369 * object.cc: Likewise.
1370 * object.h: Likewise.
1371 * options.cc: Likewise.
1372 * readsyms.cc: Likewise.
1373 * reduced_debug_output.cc: Likewise.
1374 * reloc.cc: Likewise.
1375 * script-sections.cc: Likewise.
1376 * sparc.cc: Likewise.
1377 * symtab.h: Likewise.
1378 * target-reloc.h: Likewise.
1379 * target.cc: Likewise.
1380 * target.h: Likewise.
1381 * timer.cc: Likewise.
1382 * timer.h: Likewise.
1383 * x86_64.cc: Likewise.
1385 2010-12-09 Cary Coutant <ccoutant@google.com>
1387 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1389 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1390 parameter; change all callers.
1391 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1392 * options.h (warn_execstack): New option.
1394 2010-12-07 Doug Kwan <dougkwan@google.com>
1396 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1397 like function call relocations.
1399 2010-12-07 Ian Lance Taylor <iant@google.com>
1401 * archive.cc (Archive::get_elf_object_for_member): Permit
1402 punconfigured to be NULL.
1403 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1404 (Archive::include_member): Pass NULL to get_elf_object_for_member
1405 if we searched for the archive and this is the first included
1408 2010-12-01 Ian Lance Taylor <iant@google.com>
1410 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1411 track_relocs_type_ field.
1412 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1413 Set track_relocs_type_.
1414 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1415 contents when using RELA relocs.
1416 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1418 * reloc.cc (Track_relocs::next_addend): New function.
1419 * reloc.h (class Track_relocs): Declare next_addend.
1421 2010-12-01 Ian Lance Taylor <iant@google.com>
1423 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1426 2010-12-01 Ian Lance Taylor <iant@google.com>
1428 * README: Update compilers known to work and fail.
1430 2010-11-23 Matthias Klose <doko@ubuntu.com>
1432 * configure.in: For --enable-gold, handle value `default' instead of
1433 `both*'. Always install ld as ld.bfd, install as ld if gold is
1435 * configure: Regenerate.
1437 2010-11-18 Doug Kwan <dougkwan@google.com>
1439 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1440 and right_alignment to be zero. Store result alignment only if it is
1441 greater than existing alignment.
1443 2010-11-16 Cary Coutant <ccoutant@google.com>
1446 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1447 Check for ".zdebug_line".
1449 2010-11-16 Doug Kwan <dougkwan@google.com>
1450 Cary Coutant <ccoutant@google.com>
1452 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1453 by reference; adjust all callers.
1454 * output.cc (Output_segment::set_section_addresses): Adjust references
1455 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1457 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1458 end at page boundary.
1460 2010-11-16 Cary Coutant <ccoutant@google.com>
1463 * layout.cc (Layout::choose_output_section): Transform names of
1464 compressed sections even when using a script with a SECTIONS clause.
1465 (Layout::output_section_name): Remove code to transform
1466 compressed debug section names.
1467 * output.cc (Output_section::add_input_section): Use uncompressed
1468 section size when tracking input sections.
1470 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1472 * symtab.h (Symbol::NON_PIC_REF): Remove.
1473 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1474 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1475 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1476 (Symbol::use_plt_offset): Take a flags argument and pass it
1477 directly to needs_dynamic_reloc. Restrict check for undefined
1478 weak symbols to function calls.
1479 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1480 (Target_arm::Scan::global): Use it.
1481 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1482 (Target_arm::Relocate::relocate): Likewise.
1483 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1484 parameter with an r_type parameter. Use get_reference_flags
1486 (Target_arm::Relocate::relocate): Update accordingly.
1487 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1488 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1489 (Target_i386::Scan::global): Likewise.
1490 (Target_i386::Relocate::relocate): Likewise.
1491 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1492 parameter with an r_type parameter. Use get_reference_flags
1494 (Target_i386::Relocate::relocate): Update accordingly.
1495 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1496 (Target_powerpc::Scan::global): Use it.
1497 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1498 (Target_powerpc::Relocate::relocate): Likewise.
1499 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1500 (Target_sparc::Scan::global): Use it.
1501 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1502 (Target_sparc::Relocate::relocate): Likewise.
1503 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1504 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1505 (Target_x86_64::Scan::global): Likewise.
1506 (Target_x86_64::Relocate::relocate): Likewise.
1508 2010-11-08 Doug Kwan <dougkwan@google.com>
1509 Cary Coutant <ccoutant@google.com>
1511 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1512 (Arm_exidx_merge_section::section_contents_): New data member.
1513 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1514 (Arm_input_section::~Arm_input_section): De-allocate memory.
1515 (Arm_input_section::original_contents_): New data member.
1516 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1517 in parameters instead of calling Object::section_contents without
1519 (Arm_output_section::group_section): New parameter TASK. Pass it
1520 to callees that need locking objects.
1521 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1522 to lock EXIDX input sections. Fix a formatting issue. Call
1523 Arm_exidx_merged_section::build_contents to create merged section
1525 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1526 to lock object of stub table owner.
1527 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1528 TEXT_SIZE to initialize data member TEXT_SIZE_.
1529 (Arm_exidx_input_section::addralign): Fix typo in comment.
1530 (Arm_exidx_input_section::text_size): New method.
1531 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1532 that require locking objects. Lock objects before scanning for stubs
1533 and updating local symbols.
1534 (Arm_input_section<big_endian>::init): Copy contents of original
1536 (Arm_input_section<big_endian>::do_write): Use saved contents of
1537 original input section instead of calling Object::section_contents
1539 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1540 size without calling Object::section_size().
1541 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1542 for size. Allocate a buffer for merged EXIDX entries.
1543 (Arm_exidx_merged_section::build_contents): New method.
1544 (Arm_exidx_merged_section::do_write): Move merge section contents
1545 building code to Arm_exidx_merged_section::build_contetns. Write
1546 out contetns in buffer instead of building it on the fly.
1547 (Arm_relobj::make_exidx_input_section): Also pass text section size
1548 to Arm_exidx_input_section constructor.
1549 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1550 (Arm_dynobj::do_read_symbols): Fix memory leak.
1551 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1552 * target.h: (class Task): Add forward declaration.
1553 (Target::relax): Add new parameter TASK and pass it to
1555 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1557 2010-11-05 Cary Coutant <ccoutant@google.com>
1560 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1561 object when reading from the file.
1562 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1564 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1565 when reading section contents.
1566 (get_section_contents): Likewise.
1567 (icf::find_identical_sections): Likewise.
1568 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1569 object when reading from the file.
1570 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1571 the object when doing deferred section layout.
1573 2010-11-03 Nick Clifton <nickc@redhat.com>
1576 * script.h (class Symbol_assignment: name): New member. Returns
1577 the name of the symbol.
1578 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1579 Returns true if the given symbol name is on the list of
1580 assignments wating to be processed.
1581 * archive.cc (should_incldue_member): If the symbol is undefined,
1582 check to see if it is on the list of symbols pending assignment.
1584 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1586 * script-sections.cc (Script_sections::find_memory_region): Check
1587 for a NULL output section pointer.
1589 2010-10-29 Doug Kwan <dougkwan@google.com>
1591 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1592 Output_section::add_relaxed_input_section.
1593 * output.cc (Output_section::add_relaxed_input_section): Add new
1594 arguments LAYOUT and NAME. Set section order index.
1595 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1596 Copy section order index.
1597 * output.h (Output_section::add_relaxed_input_section): Add new
1598 arguments LAYOUT and NAME.
1600 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1602 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1603 NATIVE_OR_CROSS_LINKER.
1604 * testsuite/Makefile.in: Regenerate.
1606 2010-10-20 Doug Kwan <dougkwan@google.com>
1608 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1609 without SHF_LINK_ORDER flags.
1610 * layout.cc (Layout::choose_output_section): Do not filter
1611 SHF_LINK_ORDER flag in a relocatable link.
1613 2010-10-17 Cary Coutant <ccoutant@google.com>
1615 * output.h (Output_segment::set_section_addresses): Change function
1616 signature. Update all callers.
1617 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1619 (Output_segment::set_section_addresses): Align after last TLS
1620 section. Add padding before last relro section instead of after.
1622 2010-10-17 Doug Kwan <dougkwan@google.com>
1624 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1625 GOT output section to be writable.
1627 2010-10-14 Cary Coutant <ccoutant@google.com>
1629 * debug.h (DEBUG_INCREMENTAL): New flag.
1630 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1631 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1633 * incremental.cc (report_command_line): Ignore all forms of
1635 * layout.cc (Layout::Layout): Check parameters for incremental link
1637 * options.cc (General_options::parse_incremental): New function.
1638 (General_options::parse_no_incremental): New function.
1639 (General_options::parse_incremental_full): New function.
1640 (General_options::parse_incremental_update): New function.
1641 (General_options::incremental_mode_): New data member.
1642 (General_options::finalize): Check incremental_mode_.
1643 * options.h (General_options): Update help text for --incremental.
1644 Add --no-incremental, --incremental-full, --incremental-update.
1645 (General_options::Incremental_mode): New enum type.
1646 (General_options::incremental_mode): New function.
1647 (General_options::incremental_mode_): New data member.
1648 * parameters.cc (Parameters::incremental_mode_): New data member.
1649 (Parameters::set_options): Set incremental_mode_.
1650 (Parameters::set_incremental_full): New function.
1651 (Parameters::incremental): New function.
1652 (Parameters::incremental_update): New function.
1653 (set_parameters_incremental_full): New function.
1654 * parameters.h (Parameters::set_incremental_full): New function.
1655 (Parameters::incremental): New function.
1656 (Parameters::incremental_update): New function.
1657 (Parameters::incremental_mode_): New data member.
1658 (set_parameters_incremental_full): New function.
1659 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1660 incremental link mode.
1661 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1662 (Sized_relobj::do_relocate_sections): Likewise.
1663 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1665 * testsuite/Makefile.in: Regenerate.
1666 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1668 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1670 * script-sections.h (class Script_sections): Make
1671 Sections_elements typedef public.
1672 * script-sections.cc (class Sort_output_sections): Add elements_
1673 field. Add constructor which sets it; change all callers.
1674 (Sort_output_sections::is_before): New function.
1675 (Sort_output_sections::operator()): Call is_before.
1676 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1678 * testsuite/script_test_10.sh: New test. Test script section
1680 * testsuite/script_test_10.t: Likewise.
1681 * testsuite/script_test_10.s: Likewise.
1682 * testsuite/Makefile.am: Wrap the cross linker tests and the
1683 common tests into NATIVE_OR_CROSS_LINKER.
1684 (check_SCRIPTS): Add script_test_10.sh.
1685 (check_DATA): Add script_test_10.stdout.
1686 (script_test_10.o, script_test_10): New targets.
1687 (script_test_10.stdout): New target.
1688 * configure, testsuite/Makefile.in: Regenerate.
1690 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1692 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1693 error for the deprecated relocations.
1694 (Target_arm::Scan::global): Likewise.
1695 (Target_arm::Relocate::relocate): Likewise.
1697 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1699 * fileread.cc (Input_file::find_file): Initialize *found_name
1700 and *namep when using the fallback search for case 4.
1702 2010-10-11 Cary Coutant <ccoutant@google.com>
1704 * options.h (class General_options): Redefine -z lazy as an alias for
1705 the negation of -z now.
1707 2010-10-11 Ian Lance Taylor <iant@google.com>
1709 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1712 2010-10-06 Nick Clifton <nickc@redhat.com>
1714 * script-sections.cc(class Memory_region): Remove
1715 current_lma_offset_ field. Rename current_vma_offset_ to
1716 current_offset_. Add last_section_ field.
1717 (Memory_region::get_current_vma_address): Rename to
1718 get_current_address.
1719 (Memory_region::get_current_lma_address): Delete.
1720 (Memory_region::increment_vma_offset): Rename to
1722 (Memory_region::increment_lma_offset): Delete.
1723 (Memory_region::attributes_compatible): New method. Returns
1724 true if the provided section is compatible with the region.
1725 (Memory_region::get_last_section): New method. Returns the last
1726 section to use the region.
1727 (Memory_region::set_last_section): New method. Stores the last
1728 section to use the region.
1729 (Script_sections::block_in_region): New method. Returns true if
1730 a block of memory is contained within a region.
1731 (Script_sections::find_memory_region): New method. Locates a
1732 memory region to be used to set a VMA or LMA address.
1733 (Output_section_definition::set_section_addresses): Add code to
1734 check for addresses set by memory regions.
1735 (Output_segment::set_section_addresses): Remove memory region
1737 (Script_sections::create_segment): Add a warning if a header
1738 segment is created outside of any region.
1739 * script-sections.h (class Script_sections): Add prototypes for
1740 find_memory_region and block_in_region methods.
1741 * testsuite/memory_test.s: Use .long instead of .word.
1742 * testsuite/memory_test.t: Add some more output sections.
1743 * testsuite/memory_test.sh: Update expected output.
1745 2010-10-02 Doug Kwan <dougkwan@google.com>
1747 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1748 defintion to symtab.h
1749 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1750 declaration to defintion.
1752 2010-10-01 Nick Clifton <nickc@redhat.com>
1754 * expression.cc (eval): Replace dummy argument with NULL.
1755 (eval_maybe_dot): Check for a NULL result section pointer.
1756 (Symbol_expression::value): Likewise.
1757 (Dot_expression::value): Likewise.
1758 (BINARY_EXPRESSION): Likewise.
1759 (Max_expression::value): Likewise.
1760 (Min_expression::value): Likewise.
1761 (Absolute_expression::value): Likewise.
1762 (Addr_expression::value_from_output_section): Likewise.
1763 (Loaddddr_expression::value_from_output_section): Likewise.
1764 (Segment_start_expression::value): Likewise.
1765 * script-sections.cc
1766 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1768 (Sections_elememt_dot_assignment::set_section_addresses):
1770 (Output_data_expression::do_write_to_buffer): Likewise.
1771 (Output_section_definition::finalize_symbols): Likewise.
1772 (Output_section_definition::set_section_addresses): Likewise.
1774 2010-09-30 Doug Kwan <dougkwan@google.com>
1776 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1778 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1780 * target.h (Target::can_icf_inline_merge_sections): New virtual
1782 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1784 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1786 * icf.cc (get_section_contents): Inline merge sections only when
1789 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1791 * configure: Regenerate.
1793 2010-09-17 Ian Lance Taylor <iant@google.com>
1795 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1796 * testsuite/Makefile.am (memory_test.o): New target.
1797 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1799 * testsuite/Makefile.in: Rebuild.
1801 2010-09-17 Doug Kwan <dougkwan@google.com>
1803 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1804 defintion if relocation uses GOT entries of the symbol.
1805 * testsuite/icf_safe_test.sh: Fix test.
1806 * testsuite/icf_safe_so_test.sh: Fix test.
1808 2010-09-16 Cary Coutant <ccoutant@google.com>
1810 * script_sections.cc (class Memory_region): Remove "NULL" from
1811 vector initializations.
1813 2010-09-15 Cary Coutant <ccoutant@google.com>
1815 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1816 Resolve forwarding symbols.
1818 2010-09-15 Doug Kwan <dougkwan@google.com>
1820 * gold/testsuite/script_test_3.t: Add ARM special sections.
1821 * gold/testsuite/script_test_4.t: Same.
1822 * gold/testsuite/script_test_5.t: Same.
1823 * gold/testsuite/script_test_6.t: Same.
1824 * gold/testsuite/script_test_7.t: Same.
1825 * gold/testsuite/script_test_7.t: Same.
1826 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1828 2010-09-14 Cary Coutant <ccoutant@google.com>
1830 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1831 (Target_x86_64::Relocate::relocate_tls): Replace check for
1832 saw_tls_block_reloc_ with test for executable section.
1834 2010-09-12 Cary Coutant <ccoutant@google.com>
1836 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1837 position-independent executables to shared libraries need dynamic
1839 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1840 position-independent executables.
1841 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1842 * testsuite/Makefile.in: Regenerate.
1844 2010-09-10 Nick Clifton <nickc@redhat.com>
1847 * testsuite/memory_test.t: Discard any sections that are not
1850 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1853 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1854 "This::" to work around a bug in gcc 4.2.
1856 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1858 2010-09-09 Rafael Espindola <espindola@google.com>
1860 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1861 sections with different PF_X flags in the same segment.
1862 (Layout::find_first_load_seg): Search all segments to find the first
1864 * options.h (rosegment): New.
1866 2010-09-08 Rafael Espindola <espindola@google.com>
1868 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1870 2010-09-08 Doug Kwan <dougkwan@google.com>
1872 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1873 (Arm_relobj::do_relocate_sections): Add new parameter for output
1874 file to match the parent.
1875 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1876 of local symbols instead of input values. Update code to track
1877 changes in gold::relocate_section.
1878 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1879 (Sized_relobj::compute_final_local_value_internal): New methods.
1880 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1881 body into private version of Sized_relobj::compute_final_local_value.
1882 Call the inline method.
1883 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1884 merged symbol value if there is one.
1885 (Symbol_value::has_output_value): New method defintiion.
1886 (Sized_relobj::Compute_final_local_value_status): New enum type.
1887 (Sized_relobj::compute_final_local_value): New methods.
1888 (Sized_relobj::compute_final_local_value_internal): New methods.
1889 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1890 and arm_cortex_a8.sh.
1891 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1892 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1894 * Makefile.in: Regenerate.
1895 * testsuite/arm_bl_out_of_range.s: Update test.
1896 * testsuite/thumb_bl_out_of_range.s: Ditto.
1897 * testsuite/thumb_blx_out_of_range.s: Ditto.
1898 * testsuite/arm_branch_out_of_range.sh: New file.
1899 * testsuite/arm_cortex_a8.sh: Ditto.
1900 * testsuite/arm_cortex_a8_b.s: Ditto.
1901 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1902 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1903 * testsuite/arm_cortex_a8_bl.s: Ditto.
1904 * testsuite/arm_cortex_a8_blx.s: Ditto.
1905 * testsuite/arm_cortex_a8_local.s: Ditto.
1906 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1907 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1909 2010-09-08 Rafael Espindola <espindola@google.com>
1911 * Makefile.am (memory_test.stdout): Run readelf with -W.
1912 * Makefile.in: Regenerate.
1913 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1916 2010-09-08 Rafael Espindola <espindola@google.com>
1918 * script-sections.cc (Script_sections::add_memory_region): Convert
1919 field precision to int.
1920 * script.cc (script_set_section_region, script_set_section_region):
1921 Convert field precision to int.
1923 2010-09-08 Rafael Espindola <espindola@google.com>
1925 * arm.cc (do_finalize_sections): Create the __exidx_start and
1926 __exdix_end symbols even when the section is missing.
1928 2010-09-08 Nick Clifton <nickc@redhat.com>
1930 * README: Remove claim that MEMORY is not supported.
1931 * expression.cc (script_exp_function_origin)
1932 (script_exp_function_length): Move from here to ...
1933 * script.cc: ... here.
1934 (script_set_section_region, script_add_memory)
1935 (script_parse_memory_attr, script_include_directive): New
1937 * script-sections.cc
1938 (class Memory_region): New class.
1939 (class Output_section_definition): Add set_memory_region,
1940 set_section_vma, set_section_lma and get_section_name methods.
1941 (class Script_Sections): Add add_memory_region,
1942 find_memory_region, find_memory_region_origin,
1943 find_memory_region_length and set_memory_region methods.
1944 Have set_section_addresses method walk the list of set memory
1946 Extend the print methos to display memory regions.
1947 * script-sections.h: Add prototypes for new methods.
1948 Add enum for MEMORY region attributes.
1949 * yyscript.y: Add support for parsing MEMORY regions.
1950 * script-c.h: Add prototypes for new functions.
1951 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1952 * testsuite/Makefile.in: Regenerate.
1953 * testsuite/memory_test.sh: New script.
1954 * testsuite/memory_test.s: New assembler source file.
1955 * testsuite/memory_test.t: New linker script.
1957 2010-08-27 Doug Kwan <dougkwan@google.com>
1959 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1960 reference override an existing dynamic weak reference.
1961 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1962 * testsuite/Makefile.in: Regenerate.
1963 * testsuite/dyn_weak_ref.sh: New file.
1964 * testsuite/dyn_weak_ref_1.c: Ditto.
1965 * testsuite/dyn_weak_ref_2.c: Ditto.
1967 2010-08-27 Ian Lance Taylor <iant@google.com>
1969 * incremental.h (class Incremental_input_entry): Add virtual
1972 2010-08-27 Ian Lance Taylor <iant@google.com>
1974 * testsuite/start_lib_test_3.c: Mark t3 as used.
1976 2010-08-27 Nick Clifton <nickc@redhat.com>
1978 * options.cc (version_script): Fix small typo in previous
1981 2010-08-25 Nick Clifton <nickc@redhat.com>
1983 * archive.cc: Formatting fixes: Remove whitespace between
1984 typename and following asterisk. Remove whitespace between
1985 function name and opening parenthesis.
1986 * archive.h: Likewise.
1988 * attributes.cc: Likewise.
1989 * attributes.h: Likewise.
1990 * common.cc: Likewise.
1991 * copy-relocs.cc: Likewise.
1992 * dirsearch.h: Likewise.
1993 * dynobj.cc: Likewise.
1994 * ehframe.cc: Likewise.
1995 * ehframe.h: Likewise.
1996 * expression.cc: Likewise.
1997 * fileread.cc: Likewise.
1998 * fileread.h: Likewise.
2000 * gold-threads.cc: Likewise.
2001 * gold.cc: Likewise.
2002 * i386.cc: Likewise.
2004 * incremental-dump.cc: Likewise.
2005 * incremental.cc: Likewise.
2006 * layout.cc: Likewise.
2007 * layout.h: Likewise.
2008 * main.cc: Likewise.
2009 * merge.cc: Likewise.
2010 * merge.h: Likewise.
2011 * object.cc: Likewise.
2012 * object.h: Likewise.
2013 * options.cc: Likewise.
2014 * options.h: Likewise.
2015 * output.cc: Likewise.
2016 * output.h: Likewise.
2017 * plugin.cc: Likewise.
2018 * plugin.h: Likewise.
2019 * powerpc.cc: Likewise.
2020 * reloc.cc: Likewise.
2021 * script-c.h: Likewise.
2022 * script-sections.cc: Likewise.
2023 * script.cc: Likewise.
2024 * stringpool.cc: Likewise.
2025 * symtab.cc: Likewise.
2026 * symtab.h: Likewise.
2027 * target.cc: Likewise.
2028 * timer.cc: Likewise.
2029 * timer.h: Likewise.
2030 * version.cc: Likewise.
2031 * x86_64.cc: Likewise.
2033 2010-08-24 Nick Clifton <nickc@redhat.com>
2036 * layout.cc (segment_precedes): Sort segments by their physical
2037 addresses, if they have been set.
2039 2010-08-23 Cary Coutant <ccoutant@google.com>
2041 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2043 (Lib_group::include_member): Unlock object after deleting its
2045 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2048 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2049 Cary Coutant <ccoutant@google.com>
2051 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2052 constructor, and set_blocker.
2053 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2055 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2056 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2057 * testsuite/Makefile.am (start_lib_test): New test case.
2058 * testsuite/Makefile.in: Regenerate.
2059 * testsuite/start_lib_test_main.c: New file.
2060 * testsuite/start_lib_test_1.c: New file.
2061 * testsuite/start_lib_test_2.c: New file.
2062 * testsuite/start_lib_test_3.c: New file.
2064 2010-08-19 Ian Lance Taylor <iant@google.com>
2066 * Makefile.in: Rebuild with automake 1.11.1.
2067 * aclocal.m4: Likewise.
2068 * testsuite/Makefile.in: Likewise.
2070 2010-08-19 Ian Lance Taylor <iant@google.com>
2073 * i386.cc (class Output_data_plt_i386): Update declarations.
2074 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2075 local_ifuncs_ fields.
2076 (Target_i386::do_plt_section_for_global): New function.
2077 (Target_i386::do_plt_section_for_local): New function.
2078 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2079 parameter; change all callers. Initialize global_ifuncs_ and
2080 local_ifuncs_. If doing a static link define __rel_iplt_start and
2082 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2083 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2084 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2086 (Target_i386::make_plt_section): New function, broken out of
2087 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2088 (Target_i386::make_plt_entry): Call make_plt_section.
2089 (Target_i386::make_local_ifunc_plt_entry): New function.
2090 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2091 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2092 R_386_IRELATIVE to switch.
2093 (Target_i386::Scan::global): Likewise.
2094 (Target_i386::Relocate::relocate): Likewise.
2095 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2097 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2098 (Target_x86_64::do_plt_section_for_global): New function.
2099 (Target_x86_64::do_plt_section_for_local): New function.
2100 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2101 parameter; change all callers. If doing a static link define
2102 __rela_iplt_start and __rela_iplt_end.
2103 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2104 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2105 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2107 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2108 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2110 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2111 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2112 R_X86_64_IRELATIVE to switch.
2113 (Target_x86_64::Scan::global): Likewise.
2114 (Target_x86_64::Relocate::relocate): Likewise.
2115 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2117 * target.h (class Target): Add plt_section_for_global and
2118 plt_section_for_local functions. Add do_plt_section_for_global
2119 and do_plt_section_for_local virtual functions.
2120 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2121 clarifying comments.
2122 (Symbol::use_plt_offset): Handle IFUNC symbol.
2123 * object.cc (Sized_relobj::Sized_relobj): Initialize
2125 (Sized_relobj::local_has_plt_offset): New function.
2126 (Sized_relobj::local_plt_offset): New function.
2127 (Sized_relobj::set_local_plt_offset): New function.
2128 (Sized_relobj::do_count): Handle IFUNC symbol.
2129 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2130 a bit away from input_shndx_ field. Add set_is_func_symbol and
2131 is_ifunc_symbol functions.
2132 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2133 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2134 local_plt_offsets_ field.
2135 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2136 * output.h (class Output_section_data): Add non-const
2137 output_section function.
2138 (class Output_data_got): Update declarations.
2139 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2140 Add use_plt_offset parameter to global and local constructors.
2141 Change all callers. Change local_sym_index_ field to 31 bits.
2142 Change GSYM_CODE and CONSTANT_CODE accordingly.
2143 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2144 doing a static link don't set sh_link field.
2145 (Output_data_got::Got_entry::write): Use PLT offset if
2147 (Output_data_got::add_global_plt): New function.
2148 (Output_data_got::add_local_plt): New function.
2149 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2150 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2151 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2152 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2153 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2155 * testsuite/ifunc-sel.h: New file.
2156 * testsuite/ifuncmain1.c: New file.
2157 * testsuite/ifuncmain1vis.c: New file.
2158 * testsuite/ifuncmod1.c: New file.
2159 * testsuite/ifuncdep2.c: New file.
2160 * testsuite/ifuncmain2.c: New file.
2161 * testsuite/ifuncmain3.c: New file.
2162 * testsuite/ifuncmod3.c: New file.
2163 * testsuite/ifuncmain4.c: New file.
2164 * testsuite/ifuncmain5.c: New file.
2165 * testsuite/ifuncmod5.c: New file.
2166 * testsuite/ifuncmain6pie.c: New file.
2167 * testsuite/ifuncmod6.c: New file.
2168 * testsuite/ifuncmain7.c: New file.
2169 * configure, testsuite/Makefile.in: Rebuild.
2171 2010-08-18 Ian Lance Taylor <iant@google.com>
2174 (Output_section_incremental_inputs::write_input_files): Add cast
2175 to avoid signed/unsigned comparison warning.
2176 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2178 2010-08-12 Cary Coutant <ccoutant@google.com>
2180 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2182 2010-08-13 Ian Lance Taylor <iant@google.com>
2184 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2186 2010-08-12 Cary Coutant <ccoutant@google.com>
2187 Doug Kwan <dougkwan@google.com>
2189 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2190 defintion overrides non-weak undef, remember that the original undef
2192 * symtab.cc (Symbol_table::sized_write_global): For undef without
2193 an original weak binding, set binding to global in output.
2194 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2195 * testsuite/Makefile.in: Regenerate.
2196 * testsuite/strong_ref_weak_def.sh: New file.
2197 * testsuite/strong_ref_weak_def_1.c: Ditto.
2198 * testsuite/strong_ref_weak_def_2.c: Ditto.
2200 2010-08-12 Cary Coutant <ccoutant@google.com>
2202 * testsuite/incremental_test.sh: Rewrite.
2203 * testsuite/incremental_test_1.c: Rewrite.
2204 * testsuite/incremental_test_2.c: Rewrite.
2206 2010-08-12 Cary Coutant <ccoutant@google.com>
2208 * arm.cc (Target_arm::got_size): Add const.
2209 (Target_arm::got_entry_count): New function.
2210 (Target_arm::plt_entry_count): New function.
2211 (Target_arm::first_plt_entry_offset): New function.
2212 (Target_arm::plt_entry_size): New function.
2213 (Output_data_plt_arm::entry_count): New function.
2214 (Output_data_plt_arm::first_plt_entry_offset): New function.
2215 (Output_data_plt_arm::get_plt_entry_size): New function.
2216 * i386.cc (Target_i386::got_size): Add const.
2217 (Target_i386::got_entry_count): New function.
2218 (Target_i386::plt_entry_count): New function.
2219 (Target_i386::first_plt_entry_offset): New function.
2220 (Target_i386::plt_entry_size): New function.
2221 (Output_data_plt_i386::entry_count): New function.
2222 (Output_data_plt_i386::first_plt_entry_offset): New function.
2223 (Output_data_plt_i386::get_plt_entry_size): New function.
2224 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2225 find_incremental_inputs_sections. Dump incremental_got_plt section.
2226 * incremental.cc: Include target.h.
2227 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2228 parameter. Adjust all callers. Find incremental_got_plt section.
2229 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2231 (Output_section_incremental_inputs::set_final_data_size): Calculate
2232 size of incremental_got_plt section.
2233 (Output_section_incremental_inputs::do_write): Write the
2234 incremental_got_plt section.
2235 (Got_plt_view_info): New struct.
2236 (Local_got_offset_visitor): New class.
2237 (Global_got_offset_visitor): New class.
2238 (Global_symbol_visitor_got_plt): New class.
2239 (Output_section_incremental_inputs::write_got_plt): New function.
2240 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2241 Add parameter. Adjust all callers.
2242 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2243 (Incremental_inputs::got_plt_section): New function.
2244 (Incremental_inputs::got_plt_section_): New data member.
2245 (Incremental_got_plt_reader): New class.
2246 * layout.cc (Layout::create_incremental_info_sections): Add the
2247 incremental_got_plt section.
2248 * object.h (Got_offset_list::get_list): New function.
2249 (Got offset_list::for_all_got_offsets): New function.
2250 (Sized_relobj::local_got_offset_list): New function.
2251 * powerpc.cc (Target_powerpc::got_size): Add const.
2252 (Target_powerpc::got_entry_count): New function.
2253 (Target_powerpc::plt_entry_count): New function.
2254 (Target_powerpc::first_plt_entry_offset): New function.
2255 (Target_powerpc::plt_entry_size): New function.
2256 (Output_data_plt_powerpc::entry_count): New function.
2257 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2258 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2259 * sparc.cc (Target_sparc::got_size): Add const.
2260 (Target_sparc::got_entry_count): New function.
2261 (Target_sparc::plt_entry_count): New function.
2262 (Target_sparc::first_plt_entry_offset): New function.
2263 (Target_sparc::plt_entry_size): New function.
2264 (Output_data_plt_sparc::entry_count): New function.
2265 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2266 (Output_data_plt_sparc::get_plt_entry_size): New function.
2267 * symtab.h (Symbol::got_offset_list): New function.
2268 (Symbol_table::for_all_symbols): New function.
2269 * target.h (Sized_target::got_entry_count): New function.
2270 (Sized_target::plt_entry_count): New function.
2271 (Sized_target::plt_entry_size): New function.
2272 * x86_64.cc (Target_x86_64::got_size): Add const.
2273 (Target_x86_64::got_entry_count): New function.
2274 (Target_x86_64::plt_entry_count): New function.
2275 (Target_x86_64::first_plt_entry_offset): New function.
2276 (Target_x86_64::plt_entry_size): New function.
2277 (Output_data_plt_x86_64::entry_count): New function.
2278 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2279 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2281 2010-08-12 Cary Coutant <ccoutant@google.com>
2283 * archive.cc: Include incremental.h.
2284 (Archive::Archive): Initialize incremental_info_.
2285 (Archive::include_member): Record archive members in incremental info.
2286 (Add_archive_symbols::run): Record begin and end of an archive in
2288 (Lib_group::include_member): Record objects in incremental info.
2289 * archive.h (Incremental_archive_entry): Forward declaration.
2290 (Archive::set_incremental_info): New member function.
2291 (Archive::incremental_info): New member function.
2292 (Archive::Unused_symbol_iterator): New class.
2293 (Archive::unused_symbols_begin): New member function.
2294 (Archive::unused_symbols_end): New member function.
2295 (Archive::incremental_info_): New data member.
2296 * incremental-dump.cc (find_input_containing_global): New function.
2297 (dump_incremental_inputs): Dump new incremental info sections.
2298 * incremental.cc: Include symtab.h.
2299 (Output_section_incremental_inputs): New class.
2300 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2301 new incremental info sections.
2302 (Sized_incremental_binary::do_check_inputs): Likewise.
2303 (Incremental_inputs::report_archive): Remove.
2304 (Incremental_inputs::report_archive_begin): New function.
2305 (Incremental_inputs::report_archive_end): New function.
2306 (Incremental_inputs::report_object): New function.
2307 (Incremental_inputs::finalize_inputs): Remove.
2308 (Incremental_inputs::report_input_section): New function.
2309 (Incremental_inputs::report_script): Rewrite.
2310 (Incremental_inputs::finalize): Do nothing but finalize string table.
2311 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2312 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2313 (Incremental_inputs::create_data_sections): New function.
2314 (Incremental_inputs::relocs_entsize): New function.
2315 (Output_section_incremental_inputs::set_final_data_size): New function.
2316 (Output_section_incremental_inputs::do_write): New function.
2317 (Output_section_incremental_inputs::write_header): New function.
2318 (Output_section_incremental_inputs::write_input_files): New function.
2319 (Output_section_incremental_inputs::write_info_blocks): New function.
2320 (Output_section_incremental_inputs::write_symtab): New function.
2321 * incremental.h (Incremental_script_entry): Forward declaration.
2322 (Incremental_object_entry): Forward declaration.
2323 (Incremental_archive_entry): Forward declaration.
2324 (Incremental_inputs): Forward declaration.
2325 (Incremental_inputs_header_data): Remove.
2326 (Incremental_inputs_header): Remove.
2327 (Incremental_inputs_header_write): Remove.
2328 (Incremental_inputs_entry_data): Remove.
2329 (Incremental_inputs_entry): Remove.
2330 (Incremental_inputs_entry_write): Remove.
2331 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2332 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2333 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2334 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2336 (Incremental_input_entry): New class.
2337 (Incremental_script_entry): New class.
2338 (Incremental_object_entry): New class.
2339 (Incremental_archive_entry): New class.
2340 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2341 (Incremental_inputs::report_inputs): Remove.
2342 (Incremental_inputs::report_archive): Remove.
2343 (Incremental_inputs::report_archive_begin): New function.
2344 (Incremental_inputs::report_archive_end): New function.
2345 (Incremental_inputs::report_object): Change prototype.
2346 (Incremental_inputs::report_input_section): New function.
2347 (Incremental_inputs::report_script): Change prototype.
2348 (Incremental_inputs::get_reloc_count): New function.
2349 (Incremental_inputs::set_reloc_count): New function.
2350 (Incremental_inputs::create_data_sections): New function.
2351 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2352 (Incremental_inputs::inputs_section): New function.
2353 (Incremental_inputs::symtab_section): New function.
2354 (Incremental_inputs::relocs_section): New function.
2355 (Incremental_inputs::get_stringpool): Add const.
2356 (Incremental_inputs::command_line): Add const.
2357 (Incremental_inputs::inputs): Remove.
2358 (Incremental_inputs::command_line_key): New function.
2359 (Incremental_inputs::input_file_count): New function.
2360 (Incremental_inputs::input_files): New function.
2361 (Incremental_inputs::relocs_entsize): New function.
2362 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2363 (Incremental_inputs::finalize_inputs): Remove.
2364 (Incremental_inputs::Input_info): Remove.
2365 (Incremental_inputs::lock_): Remove.
2366 (Incremental_inputs::inputs_): Change type.
2367 (Incremental_inputs::inputs_map_): Remove.
2368 (Incremental_inputs::current_object_entry_): New data member.
2369 (Incremental_inputs::inputs_section_): New data member.
2370 (Incremental_inputs::symtab_section_): New data member.
2371 (Incremental_inputs::relocs_section_): New data member.
2372 (Incremental_inputs::reloc_count_): New data member.
2373 (Incremental_inputs_reader): New class.
2374 (Incremental_symtab_reader): New class.
2375 (Incremental_relocs_reader): New class.
2376 * layout.cc (Layout::finalize): Move finalization of incremental info
2377 and creation of incremental info sections to follow finalization of
2378 symbol table. Set offsets for postprocessing sections.
2379 (Layout::create_incremental_info_sections): Call
2380 Incremental_inputs::create_data_sections. Add incremental symtab
2381 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2382 sections to layout after input sections.
2383 * layout.h (struct Timespec): Forward declaration.
2384 (Layout::incremental_inputs): Add const.
2385 (Layout::create_incremental_info_sections): Add parameter.
2386 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2387 * object.cc: Include incremental.h.
2388 (Relobj::finalize_incremental_relocs): New function.
2389 (Sized_relobj::do_layout): Record input sections in incremental info.
2390 * object.h (Object::output_section): New function.
2391 (Object::output_section_offset): Moved from Relobj.
2392 (Object::get_incremental_reloc_base): New function.
2393 (Object::get_incremental_reloc_count): New function.
2394 (Object::do_output_section): New function.
2395 (Object::do_output_section_offset): Moved from Relobj.
2396 (Object::do_get_incremental_reloc_base): New function.
2397 (Object::do_get_incremental_reloc_count): New function.
2398 (Object::Object): Initialize new data members.
2399 (Relobj::output_section): Renamed do_output_section and moved to
2401 (Relobj::output_section_offset): Moved to Object.
2402 (Relobj::do_get_incremental_reloc_base): New function.
2403 (Relobj::do_get_incremental_reloc_count): New function.
2404 (Relobj::allocate_incremental_reloc_counts): New function.
2405 (Relobj::count_incremental_reloc): New function.
2406 (Relobj::finalize_incremental_relocs): New function.
2407 (Relobj::next_incremental_reloc_index): New function.
2408 (Relobj::reloc_counts_): New data member.
2409 (Relobj::reloc_bases_): New data member.
2410 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2411 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2412 (Sized_relobj::incremental_relocs_scan): New function.
2413 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2414 (Sized_relobj::incremental_relocs_write): New function.
2415 (Sized_relobj::incremental_relocs_write_reltype): New function.
2416 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2418 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2419 archives and object files elsewhere.
2420 (Add_symbols::run): Report object files here.
2421 (Finish_group::run): Report end of archive at end of group.
2422 * reloc.cc: Include layout.h, incremental.h.
2423 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2424 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2425 (Sized_relobj::incremental_relocs_scan): New function.
2426 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2427 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2428 (Sized_relobj::incremental_relocs_write): New function.
2429 (Sized_relobj::incremental_relocs_write_reltype): New function.
2430 * script.cc (read_input_script): Rewrite test for incremental link.
2431 Change call to Incremental_inputs::report_script.
2432 * symtab.h (Symbol_table::first_global_index): New function.
2433 (Symbol_table::output_count): New function.
2435 2010-08-12 Doug Kwan <dougkwan@google.com>
2437 * arm.cc (Target_arm::merge_object_attributes): Check command line
2438 options --no-wchar-size-warning and --no-enum-size-warning.
2439 * options.h (General_options): Add ld-compatible options
2440 --no-enum-size-warning and --no-wchar-size-warning.
2442 2010-08-04 Ian Lance Taylor <iant@google.com>
2444 * x86_64.cc (Target_x86_64::Scan::local): Use
2445 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2446 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2447 (Target_x86_64::Scan::global): Likewise.
2448 (Target_x86_64::Relocate::relocate): Likewise.
2449 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2452 2010-08-03 Cary Coutant <ccoutant@google.com>
2454 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2455 to reserve space in merged_strings vector. Keep total input size
2457 (Output_merge_string::do_print_merge_stats): Print total input size.
2458 * merge.h (Output_merge_string): Add input_size_ field.
2459 * stringpool.cc (Stringpool_template::string_length): Move
2460 implementations out of Stringpool_template class and place in
2462 * stringpool.h (string_length): Move out of Stringpool_template.
2464 2010-08-03 Ian Lance Taylor <iant@google.com>
2467 * layout.cc (relaxation_loop_body): If address of load segment is
2468 set, adjust address to include headers if possible.
2470 2010-08-03 Ian Lance Taylor <iant@google.com>
2472 * version.cc (version_string): Bump to 1.10.
2474 2010-08-03 Ian Lance Taylor <iant@google.com>
2477 * layout.h (enum Output_section_order): Define.
2478 (class Layout): Update declarations.
2479 * layout.cc (Layout::get_output_section): Add order parameter.
2480 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2481 is_first_non_relro parameters. Change all callers.
2482 (Layout::choose_output_section): Likewise.
2483 (Layout::add_output_section_data): Likewise.
2484 (Layout::make_output_section): Likewise. Set order.
2485 (Layout::default_section_order): New function.
2486 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2487 * output.cc (Output_section::Output_section): Initialize order_.
2488 Don't initialize deleted fields.
2489 (Output_segment::Output_segment): Don't initialize deleted
2491 (Output_segment::add_output_section_to_load): New function
2492 replacing add_output_section. Change all callers to call this or
2493 add_output_section_to_nonload.
2494 (Output_segment::add_output_section_to_nonload): New function.
2495 (Output_segment::remove_output_section): Rewrite.
2496 (Output_segment::add_initial_output_data): Likewise.
2497 (Output_segment::has_any_data_sections): Likewise.
2498 (Output_segment::is_first_section_relro): Likewise.
2499 (Output_segment::maximum_alignment): Likewise.
2500 (Output_segment::has_dynamic_reloc): New function replacing
2501 dynamic_reloc_count. Change all callers.
2502 (Output_segment::has_dynamic_reloc_list): New function replacing
2503 dynamic_reloc_count_list. Change all callers.
2504 (Output_segment::set_section_addresses): Rewrite.
2505 (Output_segment::set_offset): Rewrite.
2506 (Output_segment::find_first_and_last_list): Remove.
2507 (Output_segment::set_tls_offsets): Rewrite.
2508 (Output_segment::first_section_load_address): Likewise.
2509 (Output_segment::output_section_count): Likewise.
2510 (Output_segment::section_with_lowest_load_address): Likewise.
2511 (Output_segment::write_section_headers): Likewise.
2512 (Output_segment::print_sections_to_map): Likewise.
2513 * output.h (class Output_data): Remove dynamic_reloc_count_
2514 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2515 (Output_data::add_dynamic_reloc): Rewrite.
2516 (Output_data::has_dynamic_reloc): New function.
2517 (Output_data::dynamic_reloc_count): Remove.
2518 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2519 is_last_relro_, is_first_non_relro_, is_interp_,
2520 is_dynamic_linker_section_ fields. Add order and set_order
2521 functions. Remove is_relro_local, set_is_relro_local,
2522 is_last_relro, set_is_last_relro, is_first_non_relro,
2523 set_is_first_non_relro functions, is_interp, set_is_interp,
2524 is_dynamic_linker_section, and set_is_dynamic_linker_section
2526 (class Output_segment): Change Output_data_list from std::list to
2527 std:;vector. Add output_lists_ field. Remove output_data_ and
2528 output_bss_ fields. Update declarations.
2530 2010-08-02 Ian Lance Taylor <iant@google.com>
2532 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2533 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2534 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2536 2010-08-02 Ian Lance Taylor <iant@google.com>
2539 * script.cc (Script_options::Script_options): Initialize
2540 symbol_definitions_ and symbol_references_.
2541 (Script_options::add_symbol_assignment): Update
2542 symbol_definitions_ and symbol_references_.
2543 (Script_options::add_symbol_reference): New function.
2544 (script_symbol): New function.
2545 * script.h (class Script_options): Add symbol_definitions_ and
2546 symbol_references_ fields.
2547 (Script_options::referenced_const_iterator): New type.
2548 (Script_options::referenced_begin): New function.
2549 (Script_options::referenced_end): New function.
2550 (Script_options::is_referenced): New function.
2551 (Script_options::any_unreferenced): New function.
2552 * script-c.h (script_symbol): Declare.
2553 * yyscript.y (exp): Call script_symbol.
2554 * symtab.cc: Include "script.h".
2555 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2556 Change all callers. Check symbols referenced by scripts.
2557 (Symbol_table::add_undefined_symbols_from_command_line): Add
2558 layout parameter. Change all callers.
2559 (Symbol_table::do_add_undefined_symbols_from_command_line):
2560 Likewise. Break out loop body. Check symbols referenced by
2562 (Symbol_table::add_undefined_symbol_from_command_line): New
2563 function broken out of
2564 do_add_undefined_symbols_from_command_line.
2565 * symtab.h (class Symbol_table): Update declarations.
2566 * archive.cc: Include "layout.h".
2567 (Archive::should_include_member): Add layout parameter. Change
2568 all callers. Check for symbol mentioned in expression.
2569 * archive.h (class Archive): Update declaration.
2570 * object.cc (Sized_relobj::do_should_include_member): Add layout
2572 * object.h (Object::should_include_member): Add layout parameter.
2574 (Object::do_should_include_member): Add layout parameter.
2575 (class Sized_relobj): Update declaration.
2576 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2578 * dynobj.h (class Sized_dynobj): Update declaration.
2579 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2581 * plugin.h (class Sized_pluginobj): Update declaration.
2583 2010-08-02 Ian Lance Taylor <iant@google.com>
2586 * output.cc (Output_segment::set_offset): Search for the first and
2587 last sections rather than assuming that the list is in order.
2588 (Output_segment::find_first_and_last_list): New function.
2589 * output.h (class Output_segment): Update declarations.
2590 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2591 (relro_strip_test_SOURCES): New variable.
2592 (relro_strip_test_DEPENDENCIES): New variable.
2593 (relro_strip_test_LDFLAGS): New variable.
2594 (relro_strip_test_LDADD): New variable.
2595 (relro_strip_test.so): New target.
2597 2010-08-02 Ian Lance Taylor <iant@google.com>
2599 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2600 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2601 (Target_i386::got_tlsdesc_section): New function.
2602 (Target_i386::got_section): Create space for GOT entries for
2603 TLSDESC relocations.
2604 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2606 (Target_i386::Scan::global): Likewise.
2607 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2609 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2610 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2611 (Target_x86_64::got_tlsdesc_section): New function.
2612 (Target_x86_64::got_section): Create space for GOT entries for
2613 TLSDESC relocations.
2614 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2616 (Target_x86_64::Scan::global): Likewise.
2617 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2620 2010-08-02 Ian Lance Taylor <iant@google.com>
2622 * testsuite/final_layout.sh: Use dc to convert from hex to
2625 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2627 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2628 paramter to the call to gold::gc_process_relocs.
2629 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2630 paramter to the call to gold::gc_process_relocs.
2631 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2632 parameter to the call to gold::gc_process_relocs.
2633 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2634 template parameter to the call to gold::gc_process_relocs.
2635 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2636 paramter to the call to gold::gc_process_relocs.
2637 * gc.h (get_embedded_addend_size): New function.
2638 (gc_process_relocs): Save the size of the reloc for use by ICF.
2639 * icf.cc (get_section_contents): Get the addend from the text section
2640 for SHT_REL relocation sections.
2641 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2642 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2643 * int_encoding.h (read_from_pointer): New overloaded function.
2644 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2645 * testsuite/icf_sht_rel_addend_test.sh: New file.
2646 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2647 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2649 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2651 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2652 * Makefile.in: Regenerate.
2653 * testsuite/Makefile.in: Regenerate.
2655 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2657 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2658 * gold/testsuite/debug_msg.cc: Likewise.
2659 * gold/testsuite/odr_violation1.cc
2660 * gold/testsuite/odr_violation2.cc
2662 2010-07-21 Cary Coutant <ccoutant@google.com>
2664 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2665 string, and length fields.
2666 (Output_merge_string::Merged_strings_list): New type.
2667 (Output_merge_string::Merged_strings_lists): New typedef.
2668 (Output_merge_string): Replace merged_strings_ with
2669 merged_strings_lists_.
2670 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2671 Merged_strings_list per input object and section. Don't store pointer
2672 to the string. Don't store length with each merged string entry.
2673 (Output_merge_string::finalize_merged_data): Loop over list of merged
2674 strings lists. Recompute length of each merged string.
2676 2010-07-15 Cary Coutant <ccoutant@google.com>
2678 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2681 2010-07-14 Ian Lance Taylor <iant@google.com>
2683 * descriptors.cc (Descriptors::open): Report correct name in error
2686 2010-07-13 Doug Kwan <dougkwan@google.com>
2688 * arm.cc (Arm_input_section::Arm_input_section): For a
2689 SHT_ARM_EXIDX section, always keeps the input sections.
2690 (Arm_input_section::set_exidx_section_link): New method.
2691 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2692 has_errors_ to false.
2693 (Arm_exidx_input_section::has_errors,
2694 Arm_exidx_input_section::set_has_errors): New methods.
2695 (Arm_exidx_input_section::has_errors_): New data member.
2696 (Arm_relobj::get_exidx_shndx_list): New method.
2697 (Arm_output_section::append_text_sections_to_list): Do not skip
2698 section without SHF_EXECINSTR.
2699 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2701 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2702 section header. Make error messages more verbose. Check for
2703 a non-executable section linked to an EXIDX section.
2704 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2705 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2706 check that there is no deferred EXIDX section if we exit early.
2707 Instead of not making an EXIDX section in case of an error, make one
2708 and set the has_errors flag of it.
2709 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2710 in a relocatable link.
2711 (Target_arm::do_relax): Look for the EXIDX output section instead of
2712 assuming that it is called .ARM.exidx.
2713 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2714 section list. Do not check for SHF_EXECINSTR section flags but
2715 skip any input section with errors.
2716 * output.cc (Output_section::Output_section): Initialize
2717 always_keeps_input_sections_ to false.
2718 (Output_section::add_input_section): Check for
2719 always_keeps_input_sections_.
2720 * output.h (Output_section::always_keeps_input_sections,
2721 Output_section::set_always_keeps_input_sections): New methods.
2722 (Output_section::always_keeps_input_sections): New data member.
2724 2010-07-13 Rafael Espindola <espindola@google.com>
2726 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2727 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2729 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2730 Ian Lance Taylor <iant@google.com>
2732 * output.h (Output_section_lookup_maps::add_merge_section):
2733 Correct check of whether value was inserted.
2734 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2735 (Output_section_lookup_maps::add_relaxed_input_section):
2737 * arm.cc (Target_arm::got_section): Remove used local os.
2738 * i386.cc (Target_i386::got_section): Likewise.
2739 * x86_64.cc (Target_x86_64::got_section): Likewise.
2740 * sparc.cc (Target_sparc::got_section): Likewise.
2741 (Target_sparc::relocate): Remove unused local have_got_offset.
2742 * powerpc.cc (Target_powerpc::relocate): Likewise.
2744 2010-07-13 Ian Lance Taylor <iant@google.com>
2746 * compressed_output.cc (zlib_decompress): Fix signature in
2749 * archive.cc (Archive::include_member): Unlock an external member
2750 of a thin archive. Don't bother to delete an object we know is
2753 2010-07-12 Cary Coutant <ccoutant@google.com>
2755 * compressed_output.cc (zlib_decompress): New function.
2756 (get_uncompressed_size): New function.
2757 (decompress_input_section): New function.
2758 * compressed_output.h (get_uncompressed_size): New function.
2759 (decompress_input_section): New function.
2760 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2761 Handle compressed debug sections.
2762 * layout.cc (is_compressed_debug_section): New function.
2763 (Layout::output_section_name): Map compressed section names to
2765 * layout.h (is_compressed_debug_section): New function.
2766 (is_debug_info_section): Recognize compressed debug sections.
2767 * merge.cc: Include compressed_output.h.
2768 (Output_merge_data::do_add_input_section): Handle compressed
2770 (Output_merge_string::do_add_input_section): Handle compressed
2772 * object.cc: Include compressed_output.h.
2773 (Sized_relobj::Sized_relobj): Initialize new data members.
2774 (build_compressed_section_map): New function.
2775 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2776 * object.h (Object::section_is_compressed): New method.
2777 (Object::do_section_is_compressed): New method.
2778 (Sized_relobj::Compressed_section_map): New type.
2779 (Sized_relobj::do_section_is_compressed): New method.
2780 (Sized_relobj::compressed_sections_): New data member.
2781 * output.cc (Output_section::add_input_section): Handle compressed
2783 * reloc.cc: Include compressed_output.h.
2784 (Sized_relobj::write_sections): Handle compressed debug sections.
2786 2010-07-08 Cary Coutant <ccoutant@google.com>
2788 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2789 weak when resolving to a dynamic def.
2790 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2791 for weak undef/dynamic def cases. Adjust callers.
2792 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2793 undef_binding_weak_.
2794 (Symbol_table::sized_write_globals): Adjust symbol binding.
2795 (Symbol_table::sized_write_symbol): Add binding parameter.
2796 * symtab.h (Symbol::set_undef_binding): New method.
2797 (Symbol::is_undef_binding_weak): New method.
2798 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2799 (Symbol_table::should_override): Add new parameter.
2800 (Symbol_table::sized_write_symbol): Add new parameter.
2802 * testsuite/weak_undef_file1.cc: Add new test case.
2803 * testsuite/weak_undef_file2.cc: Fix header comment.
2804 * testsuite/weak_undef_test.cc: Add new test case.
2806 2010-06-29 Doug Kwan <dougkwan@google.com>
2808 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2809 Initialize USE_SYMBOL_.
2810 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2812 (Arm_reloc_property::uses_symbol_): New data member declaration.
2813 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2814 uses symbol value and symbol is undefined but not weakly undefined.
2816 2010-06-28 Rafael Espindola <espindola@google.com>
2818 * plugin.cc (Plugin::load): Use dlerror.
2820 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2822 * symtab.cc (detect_odr_violations): When reporting an ODR
2823 violation, report an object where the symbol is defined.
2825 2010-06-25 Doug Kwan <dougkwan@google.com>
2827 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2828 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2830 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2831 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2832 target hook to detect function points.
2833 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2834 * icf.h (Icf::check_section_for_function_pointers): Change type of
2835 parameter SECTION_NAME to const reference to std::string. Use
2836 target hook to determine if section may have unsafe pointers.
2837 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2840 2010-06-21 Rafael Espindola <espindola@google.com>
2842 * fileread.cc (Input_file::find_fie): New
2843 (Input_file::open): Use Input_file::find_fie.
2844 * fileread.h (Input_file::find_fie): New
2845 * plugin.cc (set_extra_library_path): New.
2846 (Plugin::load): Add set_extra_library_path to the transfer vector.
2847 (Plugin_manager::set_extra_library_path): New.
2848 (Plugin_manager::add_input_file): Use the extra search path if set.
2849 (set_extra_library_path(): New.
2850 * plugin.h (Plugin_manager): Add set_extra_library_path and
2853 2010-06-19 Cary Coutant <ccoutant@google.com>
2855 * layout.cc (gdb_sections): Add .debug_types.
2856 (lines_only_debug_sections): Likewise.
2858 2010-06-18 Rafael Espindola <espindola@google.com>
2860 * plugin.cc (add_input_file,add_input_library)
2861 (Plugin_manager::add_input_file): Make filename arguments const.
2862 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2865 2010-06-16 Doug Kwan <dougkwan@google.com>
2867 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2868 .ARM.attributes section if we have not merged any input
2869 attributes sections.
2871 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2873 * arm.cc: Allow combining objects with no EABI version
2876 2010-06-15 Rafael Espindola <espindola@google.com>
2878 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2880 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2882 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2883 (struct iovec): Correct !HAVE_READV definition.
2885 2010-06-10 Cary Coutant <ccoutant@google.com>
2887 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2888 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2890 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2893 * symtab.h (Symbol::is_placeholder): New member function.
2894 * target-reloc.h (relocate_section): Check for placeholder symbols.
2896 * testsuite/Makefile.am (plugin_test_8): New test.
2897 (plugin_test_9): New test.
2898 * testsuite/Makefile.in: Regenerate.
2900 2010-06-09 Nick Clifton <nickc@redhat.com>
2902 * yyscript.y (input_list_element): Allow strings prefixed with
2903 the '-' character. Treat these as libraries.
2904 * script.cc (script_add_library): New function. Adds a library
2905 specified by "-l<name>" found in an input script.
2906 * script-c.h: Add prototype for script_add_library.
2908 2010-06-07 Doug Kwan <dougkwan@google.com>
2910 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2911 Restrict stub-group size to be within long conditional branch
2912 range when working around cortex-A8 erratum.
2914 2010-06-07 Damien Diederen <dd@crosstwine.com>
2916 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2919 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2923 (Output_section::Input_section_sort_entry::compare_section_ordering):
2924 Change to return non-zero correctly.
2925 (Output_section::Input_section_sort_section_order_index_compare
2926 ::operator()): Change to fix ambiguity in comparisons.
2928 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2930 * gold.h (is_wildcard_string): New function.
2931 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2932 (Layout::layout_eh_frame): Ditto.
2933 (Layout::find_section_order_index): New method.
2934 (Layout::read_layout_from_file): New method.
2935 * layout.h (Layout::find_section_order_index): New method.
2936 (Layout::read_layout_from_file): New method.
2937 (Layout::input_section_position_): New private member.
2938 (Layout::input_section_glob_): New private member.
2939 * main.cc (main): Call read_layout_from_file here.
2940 * options.h (--section-ordering-file): New option.
2941 * output.cc (Output_section::input_section_order_specified_): New
2943 (Output_section::Output_section): Initialize new member.
2944 (Output_section::add_input_section): Add new parameter.
2945 Keep input sections when --section-ordering-file is used.
2946 (Output_section::set_final_data_size): Sort input sections when
2947 section ordering file is specified.
2948 (Output_section::Input_section_sort_entry): Add new parameter.
2950 (Output_section::Input_section_sort_entry::compare_section_ordering):
2952 (Output_section::Input_section_sort_compare::operator()): Change to
2953 consider section_order_index.
2954 (Output_section::Input_section_sort_init_fini_compare::operator()):
2955 Change to consider section_order_index.
2956 (Output_section::Input_section_sort_section_order_index_compare
2957 ::operator()): New method.
2958 (Output_section::sort_attached_input_sections): Change to sort
2959 according to section order when specified.
2960 (Output_section::add_input_section<32, true>): Add new parameter.
2961 (Output_section::add_input_section<64, true>): Add new parameter.
2962 (Output_section::add_input_section<32, false>): Add new parameter.
2963 (Output_section::add_input_section<64, false>): Add new parameter.
2964 * output.h (Output_section::add_input_section): Add new parameter.
2965 (Output_section::input_section_order_specified): New
2967 (Output_section::set_input_section_order_specified): New method.
2968 (Input_section::Input_section): Initialize section_order_index_.
2969 (Input_section::section_order_index): New method.
2970 (Input_section::set_section_order_index): New method.
2971 (Input_section::section_order_index_): New member.
2972 (Input_section::Input_section_sort_section_order_index_compare): New
2974 (Output_section::input_section_order_specified_): New member.
2975 * script-sections.cc (is_wildcard_string): Delete and move modified
2977 (Output_section_element_input::Output_section_element_input): Modify
2978 call to is_wildcard_string.
2979 (Output_section_element_input::Input_section_pattern
2980 ::Input_section_pattern): Ditto.
2981 (Output_section_element_input::Output_section_element_input): Ditto.
2982 * testsuite/Makefile.am (final_layout): New test case.
2983 * testsuite/Makefile.in: Regenerate.
2984 * testsuite/final_layout.cc: New file.
2985 * testsuite/final_layout.sh: New file.
2987 2010-06-01 Rafael Espindola <espindola@google.com>
2989 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2991 2010-06-01 Rafael Espindola <espindola@google.com>
2993 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2994 visibility of symbols.
2996 2010-05-27 Doug Kwan <dougkwan@google.com>
2998 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2999 from start of output section instead of address for a local symbol
3000 in a merged or relaxed section when doing a relocatable link.
3002 2010-05-26 Rafael Espindola <espindola@google.com>
3005 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3006 adding sections the garbage collector removed.
3007 * gold/testsuite/Makefile.am: Add test.
3008 * gold/testsuite/Makefile.in: Regenerate.
3009 * gold/testsuite/plugin_test_7.sh: New.
3010 * gold/testsuite/plugin_test_7_1.c: New.
3011 * gold/testsuite/plugin_test_7_2.c: New.
3013 2010-05-26 Rafael Espindola <espindola@google.com>
3015 * script-sections.cc (Output_section_definition::set_section_addresses):
3016 Check for --section-start.
3018 2010-05-26 Doug Kwan <dougkwan@google.com>
3020 * arm.cc (Arm_scan_relocatable_relocs): New class.
3021 (Target_arm::relocate_special_relocatable): New method.
3022 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3023 (Arm_relocate_functions::thumb_branch_common): Same.
3024 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3025 instead of Default_scan_relocatable_relocs.
3026 * target-reloc.h (relocate_for_relocatable): Let target handle
3027 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3028 * target.h (Sized_target::relocate_special_relocatable): New method.
3030 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3032 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3034 2010-05-23 Doug Kwan <dougkwan@google.com>
3036 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3038 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3039 with a direct branch, not a conditional branch, to a stub.
3040 * merge.cc (Output_merge_base::record_input_section): New method
3042 (Output_merge_data::do_add_input_section): Record input section if
3043 keeps-input-sections flag is set.
3044 (Output_merge_string::do_add_input_section): Ditto.
3045 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3046 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3048 (Output_merge_base::keeps_input_sections,
3049 Output_merge_base::set_keeps_input_sections,
3050 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3052 (Output_merge_base::Input_sections): New type declaration.
3053 (Output_merge_base::input_sections_begin,
3054 Output_merge_base::input_sections_end,
3055 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3056 (Output_merge_base::bool keeps_input_sections_,
3057 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3058 Output_merge_base::input_sections_): New data members.
3059 (Output_merge_data::do_set_keeps_input_sections): New method
3061 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3062 * output.cc (Output_section::Input_section::relobj): Move method
3063 defintion from class declaration to here and handle merge sections.
3064 (Output_section::Input_section::shndx): Ditto.
3065 (Output_section::Output_section): Remove initializations of removed
3066 data members and initialize new data member LOOKUP_MAPS_.
3067 (Output_section::add_input_section): Set keeps-input-sections flag
3068 for a newly created merge output section as appropriate. Adjust code
3069 to use Output_section_lookup_maps class.
3070 (Output_section::add_relaxed_input_section): Adjst code for lookup
3071 maps code refactoring.
3072 (Output_section::add_merge_input_section): Add a new parameter
3073 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3074 class. If adding input section to a newly created merge output
3075 section fails, remove the new merge section.
3076 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3077 Adjust code for use of the Output_section_lookup_maps class.
3078 (Output_section::find_merge_section): Ditto.
3079 (Output_section::build_lookup_maps): New method defintion.
3080 (Output_section::find_relaxed_input_section): Adjust code to use
3081 Output_section_lookup_maps class.
3082 (Output_section::get_input_sections): Export merge sections. Adjust
3083 code to use Output_section_lookup_maps class.
3084 (Output_section:::add_script_input_section): Adjust code to use
3085 Output_section_lookup_maps class. Update lookup maps for merge
3087 (Output_section::discard_states): Use Output_section_lookup_maps.
3088 (Output_section::restore_states): Same.
3089 * output.h (Merge_section_properties): Move class defintion out of
3091 (Output_section_lookup_maps): New class.
3092 (Output_section::Input_section::is_merge_section): New method
3094 (Output_section::Input_section::relobj): Move defintion out of class
3095 defintion. Declare method only.
3096 (Output_section::Input_section::shndx): Ditto.
3097 (Output_section::Input_section::output_merge_base): New method defintion.
3098 (Output_section::Input_section::u2_.pomb): New union field.
3099 (Output_section::Merge_section_by_properties_map,
3100 Output_section::Output_section_data_by_input_section_map,
3101 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3103 (Output_section::add_merge_input_section): Add new parameter
3104 KEEPS_INPUT_SECTIONS.
3105 (Output_section::build_lookup_maps): New method declaration.
3106 (Output_section::merge_section_map_,
3107 Output_section::merge_section_by_properties_map_,
3108 Output_section::relaxed_input_section_map_,
3109 Output_section::is_relaxed_input_section_map_valid_): Remove data
3111 (Output_section::lookup_maps_): New data member.
3113 2010-05-21 Doug Kwan <dougkwan@google.com>
3116 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3117 avoid a compilation error.
3119 2010-05-19 Rafael Espindola <espindola@google.com>
3121 * script-sections.cc (Output_section_definition::allocate_to_segment):
3122 Update the phdrs_list even when the output section is NULL.
3123 * testsuite/Makefile.am: Add test.
3124 * testsuite/Makefile.in: Regenerate.
3125 * testsuite/script_test_9.cc: New.
3126 * testsuite/script_test_9.sh: New.
3127 * testsuite/script_test_9.t: New.
3129 2010-05-19 Doug Kwan <dougkwan@google.com>
3131 * arm.cc (Arm_input_section::original_size): New method.
3132 (Arm_input_section::do_addralign): Add a cast.
3133 (Arm_input_section::do_output_offset): Remove static cast.
3134 (Arm_input_section::original_addralign,
3135 Arm_input_section::original_size_): Change type to uint32_t.
3136 (Arm_input_section::init): Add safe casts for section alignment
3138 (Arm_input_section::set_final_data_size): Do not set address and
3139 offset of stub table.
3140 (Arm_output_section::fix_exidx_coverage): Change use of of
3141 Output_section::Simple_input_section to that of
3142 Output_section::Input_section.
3143 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3144 except for the first pass.
3145 * output.cc (Output_section::get_input_sections): Change type of
3146 input_sections to std::list<Input_section>.
3147 (Output_section::add_script_input_section): Rename from
3148 Output_section::add_simple_input_section. Change type of SIS
3149 parameter from Simple_input_section to Input_section.
3150 * output.h (Output_section::Simple_input_section): Remove class.
3151 (Output_section::Input_section): Change class visibility to public.
3152 (Output_section::Input_section::addralign): Use stored alignments
3153 for special input sections if set.
3154 (Output_section::Input_section::set_addralign): New method.
3155 (Output_section::get_input_sections): Change parameter type from
3156 list of Simple_input_section to list of Input_section.
3157 (Output_section::add_script_input_section): Rename from
3158 Output_section::add_simple_input_section. Change first parameter's
3159 type from Simple_input_section to Input_section and remove the
3160 second and third parameters.
3161 * script-sections.cc (Input_section::Input_section_list): Change
3162 type to list of Output_section::Input_section/
3163 (Input_section_info::Input_section_info): Change parameter type of
3164 INPUT_SECTION to Output_section::Input_section.
3165 (Input_section_info::input_section): Change return type.
3166 (Input_section_info::input_section_): Change type to
3167 Output_section::Input_section.
3168 (Output_section_element_input::set_section_addresses): Adjust code
3169 to use Output_section::Input_section instead of
3170 Output_section::Simple_input_section. Adjust code for renaming
3171 of Output_section::add_simple_input_section.
3172 (Orphan_output_section::set_section_addresses): Ditto.
3174 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3176 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3177 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3179 2010-05-18 Rafael Espindola <espindola@google.com>
3181 * options.cc (General_options::finalize): Handle -nostdlib.
3182 * options.h (nostdlib): New option.
3183 * script.cc (script_add_search_dir): Handle -nostdlib.
3185 2010-05-12 Doug Kwan <dougkwan@google.com>
3187 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3188 attributes section only if there no attributes section after merging.
3189 (Target_arm::merge_object_attributes): Move value of
3190 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3191 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3192 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3193 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3194 and arm_attr_merge_7.stdout.
3195 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3196 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3197 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3198 arm_attr_merge_7b.o): New rules.
3199 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3201 * testsuite/Makefile.in: Regenerate.
3202 * testsuite/arm_attr_merge.sh: New file.
3203 * testsuite/arm_attr_merge_[67][ab].s: Same.
3205 2010-05-05 Nick Clifton <nickc@redhat.com>
3207 * po/es.po: Updated Spanish translation.
3209 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3211 * Makefile.am (install-exec-local): Properly install gold as
3212 default cross linker.
3213 * Makefile.in: Regenerated.
3215 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3216 Nick Clifton <nickc@redhat.com>
3218 * configure.ac (install_as_default): Define and set to false
3219 unless --enable-gold or --enable-gold=both/gold has been
3221 * configure: Regenerate.
3223 * Makefile.am (install-exec-local): Install the executable as
3224 'ld.gold'. If install_as_default is true then also install it as
3226 * Makefile.in: Regenerated.
3228 2010-04-24 Ian Lance Taylor <iant@google.com>
3230 * layout.cc (Layout::layout_reloc): In relocatable link don't
3231 combine reloc sections for grouped sections.
3233 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3235 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3236 sections that are not ordinary to icf.
3237 * icf.cc (get_section_contents): Handle relocation pointing to section
3238 with no object or shndx information.
3239 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3240 * testsuite/Makefile.in: Regenerate.
3241 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3242 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3244 2010-04-22 Ian Lance Taylor <iant@google.com>
3246 * expression.cc (Expression::Expression_eval_info): Add
3247 result_alignment_pointer field.
3248 (Expression::eval_with_dot): Add result_alignment_pointer
3249 parameter. Change all callers.
3250 (Expression::eval_maybe_dot): Likewise.
3251 (class Binary_expression): Add alignment_pointer parameter to
3252 left_value and right_value. Change all callers.
3253 (BINARY_EXPRESSION): Set result alignment.
3254 (class Trinary_expression): Add alignment_pointer parameter to
3255 arg2_value and arg3_value. Change all callers.
3256 (Trinary_cond::value): Set result alignment.
3257 (Max_expression::value, Min_expression::value): Likewise.
3258 (Align_expression::value): Likewise.
3259 * script-sections.cc (class Sections_element): Add dot_alignment
3260 parameter to set_section_addresses virtual function. Update
3262 (class Output_section_element): Likewise.
3263 (Script_sections::create_segments): Add dot_alignment parameter.
3265 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3266 (Script_sections::set_phdrs_clause_addresses): Likewise.
3267 * script-sections.h: Update declarations.
3268 * script.h: Update declarations.
3269 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3271 * testsuite/script_test_3.t: Set large alignment.
3272 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3273 segment has expected alignment.
3275 2010-04-22 Nick Clifton <nickc@redhat.com>
3277 * po/gold.pot: Updated by the Translation project.
3278 * po/vi.po: Updated Vietnamese translation.
3280 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3282 * testsuite/Makefile.am (check_PROGRAMS): Add
3283 icf_virtual_function_folding_test.
3284 * testsuite/Makefile.in: Regenerated.
3286 2010-04-15 Andrew Haley <aph@redhat.com>
3288 * options.h (merge_exidx_entries): New option.
3289 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3290 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3291 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3292 (Target_arm::merge_exidx_entries): New function.
3293 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3294 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3295 to Arm_exidx_fixup constructor.
3296 Add new arg, merge_exidx_entries.
3297 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3298 Arm_output_section::fix_exidx_coverage.
3300 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3302 * icf.cc (get_section_contents): Check for preemptible functions.
3303 Ignore addend when appropriate.
3304 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3306 (add_from_relobj): Check for section folded.
3307 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3308 * symtab.h (should_add_dynsym_entry): Add new parameter.
3309 * target-reloc.h (scan_relocs): Check for section folded.
3310 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3311 Check reloc types for function pointers in shared objects.
3312 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3314 (icf_preemptible_functions_test): New test case.
3315 (icf_string_merge_test): New test case.
3316 * testsuite.Makefile.in: Regenerate.
3317 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3318 bar_glob. Refactor code.
3319 * testsuite/icf_preemptible_functions_test.cc: New file.
3320 * testsuite/icf_preemptible_functions_test.sh: New file.
3321 * testsuite/icf_string_merge_test.cc: New file.
3322 * testsuite/icf_string_merge_test.sh: New file.
3323 * testsuite/icf_virtual_function_folding_test.cc: New file.
3324 * testsuite/icf_virtual_function_folding_test.sh: New file.
3326 2010-04-14 Doug Kwan <dougkwan@google.com>
3328 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3329 for local symbol recounting if we remove a section due to ICF.
3330 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3331 there are no regular objects in input.
3333 2010-04-13 Doug Kwan <dougkwan@google.com>
3335 * arm.cc (Arm_input_section::set_final_data_size): Compute
3336 accurate final data size instead of using current data size.
3338 2010-04-09 Doug Kwan <dougkwan@google.com>
3340 * layout.cc (Layout::choose_output_section): Handle script section
3342 (Layout::make_output_section_for_script): Add section type parameter.
3343 Handle script section types.
3344 * layout.h (Layout::make_output_section_for_script): Add section
3346 * output.cc (Output_section::Output_section): Initialize data member
3348 (Output_section::do_reset_address_and_file_offset): Do not set address
3349 to 0 if section is a NOLOAD section.
3350 * output.h (Output_section::is_noload): New method.
3351 (Output_section::set_is_noload): Ditto.
3352 (Output_section::is_noload_): New data member.
3353 * script-c.h (Script_section_type): New enum type.
3354 (struct Parser_output_section_header): Add new file section_type.
3355 * script-sections.cc (Sections_element::output_section_name): Add
3356 parameter for returning script section type.
3357 (Output_section_definition::output_section_name): Ditto.
3358 (Output_section_definition::section_type)P; New method.
3359 (Output_section_definiton::script_section_type_name): Ditto.
3360 (Output_section_definition::script_section_type_): New data member.
3361 (Output_section_definition::Output_section_definition): Initialize
3362 data member Output_section_definition::script_section_type_.
3363 (Output_section_definition::create_sections): Pass script section type
3364 to Layout::make_output_section_for_script.
3365 (Output_section_definition::output_section_name): Return script
3366 section type to caller.
3367 (Output_section_definition::set_section_address): Do not advance
3368 dot value and load address if section type is NOLOAD. Set address
3369 of NOLOAD sections regardless of section flags.
3370 (Output_section_definition::print): Print section type if it is
3371 not SCRIPT_SECTION_TYPE_NONE.
3372 (Output_section_definition::section_type): New method.
3373 (Output_section_definition::script_section_type_name): Ditto.
3374 (Script_sections::output_section_name): Add new parameter
3375 PSECTION_TYPE for returning script section type. Pass it to
3376 section elements. Handle discard sections.
3377 (Sort_output_sections::operator()): Handle NOLOAD sections.
3378 * script-sections.h (Script_sections::Section_type): New enum type.
3379 (Script_sections::output_section_name): Add a new parameter for
3380 returning script section type.
3381 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3383 * yyscript.y (union): Add new field SECTION_TYPE.
3384 (COPY, DSECT, INFO, NOLOAD): New tokens.
3385 (opt_address_and_section_type): Change type to output_section_header.
3386 (section_type): New non-terminal
3387 (section_header): Handle section type.
3388 (opt_address_and_section_type): Return section type value.
3390 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3392 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3393 * testsuite/plugin_common_test_2.c (foo): Likewise.
3395 2010-04-08 Doug Kwan <dougkwan@google.com>
3397 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3399 * output.cc (Output_section::add_merge_input_section): Simplify
3400 code and return status of Output_merge_base::add_input_section.
3401 Update merge section map only if Output_merge_base::add_input_section
3404 2010-04-07 Doug Kwan <dougkwan@google.com>
3406 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3407 if section is marked as containing instructions but has no mapping
3409 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3410 correct section index.
3411 (Arm_relobj::find_linked_text_section): Ditto.
3413 2010-04-07 Cary Coutant <ccoutant@google.com>
3415 * archive.cc (include_member): Destroy Read_symbols_data object before
3417 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3418 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3419 (Read_symbols_data::~Read_symbols_data) New destructor.
3420 (Section_relocs::Section_relocs) New constructor.
3421 (Section_relocs::~Section_relocs) New destructor.
3422 (Read_relocs_data::Read_relocs_data) New constructor.
3423 (Read_relocs_data::~Read_relocs_data) New destructor.
3424 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3425 pointers to NULL after deleting.
3427 2010-04-07 Doug Kwan <dougkwan@google.com>
3429 * arm.cc: Replace "endianity" with "endianness" in comments.
3430 (Arm_exidx_cantunwind): Ditto.
3431 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3432 (Arm_relobj::merge_flags_and_attributes): New method.
3433 (Arm_relobj::merge_flags_and_attributes_): New data member.
3434 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3435 (Arm_relobj::scan_sections_for_stubs): Ditto.
3436 (Arm_relobj::do_read_symbols): Check to see if we really want to
3437 merge processor-specific flags and attributes. Exit early if
3438 an object is empty except for section names and the undefined symbol.
3439 (Target_arm::do_finalize_sections): Move check for ELF format to
3440 Arm_relobj::do_read_symbols. Merge processor specific flags and
3441 attributes from a regular object only when we have determined that
3442 it is aapropriate. Do not create an .ARM.attributes section in
3443 output if there is no regular input object.
3444 (Target_arm::merge_processor_specific_flags): Check
3445 --warn-mismatch before printing any error.
3446 (Target_arm::merge_object_attributes): Ditto.
3447 * gold.cc (queue_middle_tasks): Handle the case in which there is
3448 no regular object in input.
3449 * options.cc (General_options::parse_EB): New method.
3450 (General_options::parse_EL): Same.
3451 (General_options::General_options): Initialize endianness_.
3452 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3454 (General_options::Endianness): New enum.
3455 (General_options::endianness): New method.
3456 (General_options::endianness_): New data member.
3457 * parameters.cc (Parameters::set_options): Check target endianness.
3458 (Parameters::set_target_once): Ditto.
3459 (Parameters::check_target_endianness): New method.
3460 (parameters_force_valid_target): If either -EL or -EB is specified,
3461 use it to define endianness of default target.
3462 * parameters.h (Parameters::check_target_endianness): New method
3464 * target.h (class Target): Change "endianity" to "endianness"
3467 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3469 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3470 * configure: Regenerate.
3471 * Makefile.in: Regenerate.
3472 * testsuite/Makefile.in: Regenerate.
3474 2010-04-06 Cary Coutant <ccoutant@google.com>
3477 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3478 prevailing definitions of common symbols.
3479 * testsuite/plugin_test_6.sh: New test case.
3480 * testsuite/plugin_common_test_1.c: New test case.
3481 * testsuite/plugin_common_test_2.c: New test case.
3482 * testsuite/Makefile.am (plugin_test_6): New test case.
3483 * testsuite/Makefile.in: Regenerate.
3485 2010-04-06 Nick Clifton <nickc@redhat.com>
3487 * po/vi.po: New Vietnamese translation.
3489 2010-03-30 Doug Kwan <dougkwan@google.com>
3491 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3493 2010-03-25 Doug Kwan <dougkwan@google.com>
3495 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3496 to avoid a conversion warning on a 32-bit host.
3498 2010-03-24 Ian Lance Taylor <iant@google.com>
3500 * testsuite/script_test_3.t: Add a TLS segment.
3501 * testsuite/Makefile.am (check_PROGRAMS): Add
3502 tls_phdrs_script_test.
3503 (tls_phdrs_script_test_SOURCES): Define.
3504 (tls_phdrs_script_test_DEPENDENCIES): Define.
3505 (tls_phdrs_script_test_LDFLAGS): Define.
3506 (tls_phdrs_script_test_LDADD): Define.
3507 * testsuite/Makefile.in: Rebuild.
3509 2010-03-23 Cary Coutant <ccoutant@google.com>
3511 * fileread.cc (find_or_make_view): Fix comment.
3513 2010-03-23 Ian Lance Taylor <iant@google.com>
3515 * script-sections.cc (class Orphan_section_placement): Define
3516 PLACE_TLS and PLACE_TLS_BSS.
3517 (Orphan_section_placement::Orphan_section_placement): Initialize
3519 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3520 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3521 (tls_script_test_SOURCES): Define.
3522 (tls_script_test_DEPENDENCIES): Define.
3523 (tls_script_test_LDFLAGS): Define.
3524 (tls_script_test_LDADD): Define.
3525 * testsuite/Makefile.in: Rebuild.
3527 2010-03-22 Doug Kwan <dougkwan@google.com>
3529 * arm.cc (Arm_relocate_functions::abs8,
3530 Arm_relocate_functions::abs16): Use correct check for overflow
3531 specified in the ARM ELF specs.
3532 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3533 target of a BLX instruction specially.
3534 (Reloc_stub::stub_type_for_reloc): Ditto.
3535 (Relocate::relocate): Use symbolic names instead of numeric relocation
3536 codes to report error.
3537 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3539 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3540 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3541 thumb2_blx_out_of_range.stdout
3542 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3543 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3544 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3545 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3546 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3547 thumb2_blx_in_range, thumb2_blx_in_range.o,
3548 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3549 thumb2_blx_out_of_range.o): New rules.
3550 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3551 thumb2_blx_in_range and thumb2_blx_out_of_range.
3552 * testsuite/Makefile.in: Regenerate.
3553 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3554 * testsuite/thumb_blx_in_range.s: New file.
3555 * testsuite/thumb_blx_out_of_range.s: New file.
3557 2010-03-22 Rafael Espindola <espindola@google.com>
3559 * archive.cc (Should_include): Move to archive.h.
3560 (should_include_member): Make it a member of Archive.
3562 (Add_lib_group_symbols): New.
3563 * archive.h: Include options.h.
3564 (Archive_member): Moved from Archive.
3565 (Should_include): Moved from archive.cc.
3567 (Add_lib_group_symbols): New.
3568 * dynobj.cc (do_should_include_member): New.
3569 * dynobj.h (do_should_include_member): New.
3570 * gold.cc (queue_initial_tasks): Update call to queue.
3571 * main.cc (main): Print lib group stats.
3572 * object.cc (do_should_include_member): New.
3573 * object.h: Include archive.h.
3574 (Object::should_include_member): New.
3575 (Object::do_should_include_member): New.
3576 (Sized_relobj::do_should_include_member): New.
3577 * options.cc (General_options::parse_start_lib): New.
3578 (General_options::parse_end_lib): New.
3579 (Input_arguments::add_file): Handle lib groups.
3580 (Input_arguments::start_group): Check we are not in a lib.
3581 (Input_arguments::start_lib): New.
3582 (Input_arguments::end_lib): New.
3583 * options.h (General_options): Add start_lib and end_lib.
3584 (Input_argument::lib_): New.
3585 (Input_argument::lib): New.
3586 (Input_argument::is_lib): New.
3587 (Input_file_lib): New.
3588 (Input_arguments::in_lib_): New.
3589 (Input_arguments::in_lib): New.
3590 (Input_arguments::start_lib): New.
3591 (Input_arguments::end_lib_): New.
3592 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3593 in unused members as preempted.
3594 (Sized_pluginobj::do_should_include_member): New.
3595 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3596 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3598 (Read_symbols::do_whole_lib_group): New.
3599 (Read_symbols::do_lib_group): New.
3600 (Read_symbols::do_read_symbols): Handle lib groups.
3601 (Read_symbols::get_name): Handle lib groups.
3602 * readsyms.h (Read_symbols): Add an archive member pointer.
3603 (Read_symbols::do_whole_lib_group): New.
3604 (Read_symbols::do_lib_group): New.
3605 (Read_symbols::member_): New.
3606 * script.cc (read_input_script): Update call to queue_soon.
3608 2010-03-19 Doug Kwan <dougkwan@google.com>
3610 * arm.cc (Stub_table::Stub_table): Initialize new data members
3611 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3612 (Stub_table::add_reloc_stub): Assign stub offset and update
3613 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3614 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3616 (Stub_table::update_data_size_and_addralign): Use
3617 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3618 instead of going over all reloc stubs.
3619 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3620 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3621 Stringpool_template::offset_ to size of Stringpool_char.
3622 (Stringpool_template::new_key_offset): Remove code to initialize
3623 Stringpool_template::offset_.
3624 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3625 Stringpool_template::offset_ to zero.
3627 2010-03-15 Doug Kwan <dougkwan@google.com>
3629 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3631 (Stringpool_template::new_key_offset): New method.
3632 (Stringpool_template::add_string): Assign offsets when adding new
3634 (Stringpool_template::set_string_offsets): Do not set string offsets
3635 when not optimizing.
3636 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3638 (Chunked_vector::clear): Clear size_.
3639 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3640 (Chunked_vector::size): Return size_.
3641 (Chunked_vector::push_back): Use size_ to find insert position.
3642 (Chunked_vector::size_): New data member.
3643 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3644 (Stringpool_template::new_key_offset): New method declaration.
3645 (Stringpool_template::offset_): New data member.
3647 2010-03-15 Rafael Espindola <espindola@google.com>
3649 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3650 Add_symbols' constructor.
3651 * readsyms.h (Add_symbols): Remove the input_group member.
3653 2010-03-10 Ian Lance Taylor <iant@google.com>
3655 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3656 target to ask whether a reference to a symbol requires a stack
3658 * target.h (Target::is_call_to_non_split): New function.
3659 (Target::do_is_call_to_non_split): Declare virtual function.
3660 * target.cc: Include "symtab.h".
3661 (Target::do_is_call_to_non_split): New function.
3662 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3664 2010-03-10 Cary Coutant <ccoutant@google.com>
3666 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3667 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3668 (File_read::open[2]): Add whole_file_view_ to list of views.
3669 (File_read::make_view): Remove test of whole_file_view_.
3670 (File_read::find_or_make_view): Create whole_file_view_ if
3672 (File_read::clear_views): Replace bool parameter with enum;
3673 adjust all callers. Don't delete views with permanent data;
3674 do delete cached views and views from archives if
3675 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3676 if clearing the corresponding view.
3677 * fileread.h (File_read::Clear_views_mode): New enum.
3678 (File_read::View::is_permanent_view): New method.
3679 (File_read::clear_views): Replace bool parameter
3680 with enum; adjust all callers.
3681 * options.h (General_options): Change keep_files_mapped option;
3682 add map_whole_files.
3683 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3685 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3688 2010-03-10 David S. Miller <davem@davemloft.net>
3690 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3692 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3694 * icf.cc (get_section_contents): Add '@' marker after processing the
3697 2010-03-08 Doug Kwan <dougkwan@google.com>
3699 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3700 due to a conversion warning.
3701 (Arm_relobj::update_output_local_symbol_count): Check for local
3702 symbol with unset output index.
3704 2010-03-05 Ian Lance Taylor <iant@google.com>
3706 * options.h (class General_options): Add --spare-dynamic-tags.
3707 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3708 --spare-dynamic-tags.
3710 2010-03-05 Ian Lance Taylor <iant@google.com>
3712 * incremental.cc: Include "libiberty.h".
3714 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3716 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3717 function, is_info_ member.
3718 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3719 (Versions::Versions): Update caller.
3720 (Versions::define_base_version): Likewise.
3721 (Versions::add_def): Likewise.
3723 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3725 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3726 (Scan::possible_function_pointer_reloc): New function.
3727 (Scan::local_reloc_may_be_function_pointer): Change to call
3728 possible_function_pointer_reloc.
3729 (Scan::global_reloc_may_be_function_pointer): Ditto.
3730 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3731 relocations in ".data.rel.ro._ZTV" section.
3732 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3733 * testsuite/icf_safe_so_test.cc: Ditto.
3734 * testsuite/icf_safe_test.cc: Ditto.
3735 * testsuite/icf_safe_test.sh: Ditto.
3737 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3738 Ian Lance Taylor <iant@google.com>
3740 * target-reloc.h (relocate_section): Check the symbol table index
3741 for -1U before setting the local symbol index.
3742 (scan_relocatable_relocs): If copying the relocation, record that
3743 the local symbol is required.
3744 * object.h (Symbol_value::is_output_symtab_index_set): New
3746 (Symbol_value::may_be_discarded_from_output_symtab): New
3748 (Symbol_value::has_output_symtab_entry): New function.
3749 (Symbol_value::needs_output_symtab_entry): Remove.
3750 (Symbol_value::output_symtab_index): Make sure the symbol index is
3752 (Symbol_value::set_output_symtab_index): Make sure the symbol
3753 index is not set. Make sure the new index is valid.
3754 (Symbol_value::set_must_have_output_symtab_entry): New function.
3755 (Symbol_value::has_output_dynsym_entry): New function.
3756 (Symbol_value::set_output_dynsym_index): Make sure the new index
3758 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3759 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3760 local symbol if permitted.
3761 (Sized_relobj::do_finalize_local_symbols): Call
3762 is_output_symtab_index_set rather than needs_output_symtab_entry.
3763 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3764 rather than needs_output_symtab_entry. Call
3765 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3766 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3767 is_output_symtab_index_set rather than needs_output_symtab_entry.
3768 * testsuite/discard_locals_relocatable_test.c: New file.
3769 * testsuite/discard_locals_test.sh: Test -r.
3770 * testsuite/Makefile.am (check_DATA): Add
3771 discard_locals_relocatable_test1.syms,
3772 discard_local_relocatable_test2.syms.
3773 (MOSTLYCLEANFILES): Likewise. Also add
3774 discard_locals_relocatable_test1.lout and
3775 discard_locals_relocatable_test2.out.
3776 (discard_locals_relocatable_test1.syms): New target.
3777 (discard_locals_relocatable_test.o): New target.
3778 (discard_locals_relocatable_test1.out): New target.
3779 (discard_locals_relocatable_test2.syms): New target.
3780 (discard_locals_relocatable_test2.out): New target.
3781 (various): Add missing ../ld-new dependencies.
3782 * testsuite/Makefile.in: Rebuild.
3784 2010-03-03 Nick Clifton <nickc@redhat.com>
3786 * po/fi.po: New Finnish translation.
3788 2010-03-01 Doug Kwan <dougkwan@google.com>
3790 * layout.cc (Layout::Layout): Force section types of .init_array*,
3791 .preinit_array* and .fini_array* sections.
3792 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3793 Fix check of return value of std::string::find.().
3794 (Output_section::Input_section_sort_compare::operator()): Remove
3795 comment about .init_array.
3796 (Output_section::Input_section_sort_init_fini_compare::operator()):
3798 (Output_section::sort_attached_input_sections): Handle .init_array
3799 and .fini_array specially.
3800 * output.h (Output_section::Inut_section_sort_compare): Update
3802 (Output_section::Input_section_sort_init_fini_compare): New struct.
3804 2010-02-26 Doug Kwan <dougkwan@google.com>
3806 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3807 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3808 * testsuite/debug_msg.sh: Avoid matching source line number for
3809 use of global variable undef_int.
3811 2010-02-26 Doug Kwan <dougkwan@google.com>
3813 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3814 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3815 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3816 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3817 * options.cc (General_options::General_options): Initialize member
3819 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3820 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3821 and rm_no_fix_v4bx.stdout
3822 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3823 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3824 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3825 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3826 and arm_no_fix_v4bx.
3827 * Makefile.in: Regenerate.
3828 * testsuite/arm_fix_v4bx.s: New file.
3829 * testsuite/arm_fix_v4bx.sh: Ditto.
3831 2010-02-24 Doug Kwan <dougkwan@google.com>
3833 * arm.cc (Target_arm::got_section): Make the .got section the first
3834 non RELRO section in the data segment.
3835 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3836 suffixes of section names.
3838 2010-02-24 Doug Kwan <dougkwan@google.com>
3840 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3841 flags and attributes merging if an input file is a binary file.
3842 * fileread.cc (Input_file::open): Record format of original file.
3843 * fileread.h (Input_file::Format): New enum type.
3844 (Input_file::Input_file): Initialize data member format_.
3845 (Input_file::format): New method definition.
3846 (Input_file::format_):: New data member.
3848 2010-02-24 Doug Kwan <dougkwan@google.com>
3850 * arm.cc (Arm_output_data_got): New class.
3851 (ARM_TCB_SIZE): New constant
3852 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3853 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3854 If user uses a script with a SECTIONS clause, issue only a warning
3855 for a misplaced EXIDX input section. Otherwise, issue an error.
3856 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3858 (Target_arm::got_mode_index_entry): Handle static linking.
3859 (Target_arm::Scan::local): Ditto.
3860 (Target_arm::Scan::global): Ditto.
3861 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3862 all incorrectly implemented relocations.
3863 (Target_arm::fix_exidx_coverage): Pass layout to
3864 Arm_output_section::fix_exidx_coverage.
3865 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3866 from ".ARM.exidx." and ".ARM.extab.".
3868 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3870 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3871 section if it does not already exist.
3872 * attributes.cc (Attributes_section_data::Attributes_section_data):
3873 Don't crash if size is zero.
3875 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3876 Ian Lance Taylor <iant@google.com>
3878 * gold.cc (queue_middle_tasks): If no input files were opened,
3880 * workqueue.h (Task_function::Task_function): Assert that there is
3883 2010-02-22 Doug Kwan <dougkwan@google.com>
3885 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3886 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3887 types to avoid warnings due to different uint64_t implementations
3890 2010-02-21 Doug Kwan <dougkwan@google.com>
3892 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3893 handling of the maximum backward branch offset.
3894 (Arm_relocate_functions::thumb_branch_common): Ditto.
3895 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3896 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3897 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3898 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3899 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3900 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3901 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3902 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3903 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3904 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3905 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3906 thumb2_bl_out_of_range.o): New rules.
3907 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3908 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3909 thumb2_bl_out_of_range
3910 * testsuite/Makefile.in: Regenerate.
3911 * testsuite/arm_bl_in_range.s: New file.
3912 * testsuite/arm_bl_out_of_range.s: Ditto.
3913 * testsuite/arm_branch_in_range.sh: Ditto.
3914 * testsuite/arm_branch_range.t: Ditto.
3915 * testsuite/thumb2_branch_range.t: Ditto.
3916 * testsuite/thumb_bl_in_range.s: Ditto.
3917 * testsuite/thumb_bl_out_of_range.s: Ditto.
3918 * testsuite/thumb_branch_range.t: Ditto.
3920 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3922 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3923 Add reloc offset information.
3924 * icf.cc (get_section_contents): Change iterators to point to the new
3925 vectors. Add reloc offset information to the contents.
3926 * icf.h (Icf::Sections_reachable_info): New typedef.
3927 (Icf::Sections_reachable_list): New typedef.
3928 (Icf::Offset_info): New typedef.
3929 (Icf::Reloc_info): New struct typedef.
3930 (Icf::Reloc_info_list): New typedef.
3931 (Icf::symbol_reloc_list): Delete method.
3932 (Icf::addend_reloc_list): Delete method.
3933 (Icf::section_reloc_list): Delete method.
3934 (Icf::reloc_info_list): New method.
3935 (Icf::reloc_info_list_): New member.
3937 2010-02-19 Doug Kwan <dougkwan@google.com>
3939 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3940 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3941 * arm.cc (Arm_relocation_functions): New forward declaration.
3942 (Target_arm::Target_arm): Initialize new data members
3943 got_mod_index_offset_ and tls_base_symbol_defined_.
3944 (Target_arm::Relocate::relocate_tls): New method.
3945 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3946 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3948 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3949 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3950 (Target_arm::got_mod_index_offset_,
3951 Target_arm::tls_base_symbol_defined_): New data members.
3952 (Target_arm::Scan::local, Target::Scan::global,
3953 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3956 2010-02-18 Doug Kwan <dougkwan@google.com>
3958 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3959 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3960 text section as a parameter becuase some broken tools may not set
3961 the link in section header.
3962 (Target_arm::has_got_section): New method.
3963 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3964 without any mapping symbol as data only. Remove warning.
3965 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3966 link in its section header, try to discover the link by inspecting the
3967 REL31 relocation at the beginning of the section.
3968 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3970 (Target_arm::Scan::global): Treat any reference to the symbol
3971 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3973 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3975 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3976 (Scan::global_reloc_may_be_function_pointer): New function.
3977 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3978 (Scan::global_reloc_may_be_function_pointer): New function.
3979 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3980 (Scan::global_reloc_may_be_function_pointer): New function.
3981 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3982 (Scan::global_reloc_may_be_function_pointer): New function.
3983 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3984 (Scan::global_reloc_may_be_function_pointer): New function.
3985 (Scan::possible_function_pointer_reloc): New function.
3986 (Target_x86_64::can_check_for_function_pointers): New function.
3987 * gc.h (gc_process_relocs): Scan relocation types to determine if
3988 function pointers were taken for targets that support it.
3989 * icf.cc (Icf::find_identical_sections): Include functions for
3990 folding in safe ICF whose pointer is not taken.
3991 * icf.h (Secn_fptr_taken_set): New typedef.
3992 (fptr_section_id_): New member.
3993 (section_has_function_pointers): New function.
3994 (set_section_has_function_pointers): New function.
3995 (check_section_for_function_pointers): New function.
3996 * options.h: Fix comment for safe ICF option.
3997 * target.h (can_check_for_function_pointers): New function.
3998 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3999 Modify icf_safe_test for X86-64.
4000 * testsuite/Makefile.in: Regenerate.
4001 * testsuite/icf_safe_so_test.cc: New file.
4002 * testsuite/icf_safe_so_test.sh: New file.
4003 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4004 (main): Change to take pointer to function kept_func_3.
4005 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4006 folding is done correctly for X86-64.
4008 2010-02-12 David S. Miller <davem@davemloft.net>
4010 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4011 is_symbolless parameter.
4012 (Output_reloc<SHT_REL>::is_symbolless): New.
4013 (Output_reloc<SHT_REL>::is_symbolless_): New.
4014 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4015 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4016 (Output_reloc<SHT_RELA>::is_symbolless): New.
4017 (Output_data_reloc::add_global): Handle is_symbolless.
4018 (Output_data_reloc::add_global_relative): Likewise.
4019 (Output_data_reloc::add_local): Likewise.
4020 (Output_data_reloc::add_local_relative): Likewise.
4021 (Output_data_reloc::add_symbolless_global_addend): New.
4022 (Output_data_reloc::add_symbolless_local_addend): New.
4023 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4025 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4026 instead of ->is_relative_
4027 (Output_reloc::write): Likewise.
4028 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4029 (Output_reloc::write_rel): Simplify.
4031 * sparc.cc (Target_sparc::Scan::local): Use
4032 ->add_symbolless_local_addend as needed.
4033 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4034 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4035 based upon relocation offset.
4037 2010-02-11 Doug Kwan <dougkwan@google.com>
4039 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4040 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4041 beginning of function.
4042 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4043 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4044 parameter is_32bit in calls to should_apply_static_reloc.
4045 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4046 (check_DATA): Add arm_abs_global.stdout.
4047 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4048 arm_abs_global.stdout): New rules.
4049 (MOSTLLYCLEANFILES): Add arm_abs_global
4050 * Makefile.in: Regenerate.
4051 * testsuite/arm_abs_global.s: New file.
4052 * testsuite/arm_abs_global.sh: Ditto.
4053 * testsuite/arm_abs_lib.s: Ditto.
4055 2010-02-11 Ian Lance Taylor <iant@google.com>
4057 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4059 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4060 Allocate_commons_task first.
4061 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4062 task, rather than symtab_lock_.
4063 (Gc_process_relocs::~Gc_process_relocs): New function.
4064 (Gc_process_relocs::is_runnable): Check this_blocker_.
4065 (Gc_process_relocs::locks): Use next_blocker_ rather than
4067 (Scan_relocs::~Scan_relocs): New function.
4068 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4070 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4072 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4073 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4074 constructor accordingly.
4075 (class Gc_process_relocs): Likewise.
4076 (class Scan_relocs): Likewise.
4077 * common.h (class Allocate_commons_task): Remove symtab_lock_
4078 field, and corresponding constructor parameter.
4079 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4081 (Allocate_commons_task::locks): Likewise.
4083 2010-02-11 Ian Lance Taylor <iant@google.com>
4085 * gold-threads.h (class Once): Define.
4086 (class Initialize_lock): Rewrite as child of Once.
4087 * gold-threads.cc (class Once_initialize): Define.
4088 (once_pointer_control): New static variable.
4089 (once_pointer, once_arg): New static variables.
4090 (c_run_once): New static function.
4091 (Once::Once, Once::run_once, Once::internal_run): New functions.
4092 (class Initialize_lock_once): Remove.
4093 (initialize_lock_control): Remove.
4094 (initialize_lock_pointer): Remove.
4095 (initialize_lock_once): Remove.
4096 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4097 (Initialize_lock::initialize): Rewrite.
4098 (Initialize_lock::do_run_once): New function.
4099 * archive.cc (Archive::interpret_header): Only clear name if it is
4101 * fileread.cc: Include "gold-threads.h"
4102 (file_counts_lock): New static variable.
4103 (file_counts_initialize_lock): Likewise.
4104 (File_read::release): Only increment counts when using --stats.
4105 Use a lock around the increment.
4106 * parameters.cc (class Set_parameters_target_once): Define.
4107 (set_parameters_target_once): New static variable.
4108 (Parameters::Parameters): Move here from parameters.h.
4109 (Parameters::set_target): Rewrite.
4110 (Parameters::set_target_once): New function.
4111 (Parameters::clear_target): Move here and rewrite.
4112 * parameters.h (class Parameters): Update declarations. Add
4113 set_parameters_target_once_ field.
4114 (Parameters::Parameters): Move to parameters.cc.
4115 (Parameters::clear_target): Likewise.
4116 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4118 (Start_group::~Start_group): New function.
4119 (Start_group::is_runnable): New function.
4120 (Start_group::locks, Start_group::run): New functions.
4121 (Finish_group::run): Change saw_undefined to size_t.
4122 * readsyms.h (class Start_group): Define.
4123 (class Finish_group): Change saw_undefined_ field to size_t.
4124 (Finish_group::Finish_group): Remove saw_undefined and
4125 this_blocker parameters. Change all callers.
4126 (Finish_group::set_saw_undefined): New function.
4127 (Finish_group::set_blocker): New function.
4128 * symtab.h (class Symbol_table): Change saw_undefined to return
4129 size_t. Change saw_undefined_ field to size_t.
4130 * target-select.cc (Set_target_once::do_run_once): New function.
4131 (Target_selector::Target_selector): Initialize set_target_once_
4132 field. Don't initialize lock_ and initialize_lock_ fields.
4133 (Target_selector::instantiate_target): Rewrite.
4134 (Target_selector::set_target): New function.
4135 * target-select.h (class Set_target_once): Define.
4136 (class Target_selector): Update declarations. Make
4137 Set_target_once a friend. Remove lock_ and initialize_lock_
4138 fields. Add set_target_once_ field.
4140 2010-02-10 Ian Lance Taylor <iant@google.com>
4142 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4144 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4145 (queue_middle_tasks): Add all blockers before queueing any tasks.
4146 (queue_final_tasks): Likewise.
4147 * token.h (Task_token::add_blockers): New function.
4148 * object.h (Input_objects::number_of_relobjs): New function.
4150 2010-02-10 Ian Lance Taylor <iant@google.com>
4152 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4153 shared, not if not position independent.
4154 * x86_64.cc (Relocate::relocate_tls): Likewise.
4155 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4156 (tls_pie_pic_test): New target.
4157 * testsuite/Makefile.in: Rebuild.
4159 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4160 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4161 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4162 * testsuite/Makefile.in: Rebuild.
4164 2010-02-09 David S. Miller <davem@davemloft.net>
4166 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4167 R_SPARC_RELATIVE using ->add_local_relative().
4168 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4170 * output.h (Output_data_dynamic::add_section_size): New method
4171 that takes two Output_data objects.
4172 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4173 entry param. Handle it in initializers.
4174 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4175 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4176 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4178 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4179 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4180 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4181 for dynrel_includes_plt.
4182 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4183 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4184 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4186 (Target_sparc::do_finalize_sections): Update to pass true for
4187 dynrel_includes_plt.
4188 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4189 output before .rela.plt
4190 (Target_powerpc::do_finalize_sections): Update to pass true for
4191 dynrel_includes_plt when 32-bit.
4193 2010-02-08 Doug Kwan <dougkwan@google.com>
4195 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4197 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4198 Arm_relobj::scan_section_for_cortex_a8_stubs,
4199 Arm_relobj::do_relocation_section): Instead of calling
4200 Output_section::output_address, use faster
4201 Arm_relobj::simple_input_section_output_address.
4203 2010-02-08 David S. Miller <davem@davemloft.net>
4205 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4206 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4207 relocation helper function.
4209 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4210 just like R_SPARC_GOT{10,13,22}.
4211 (Target_sparc::Scan::local): Likewise.
4212 (Target_sparc::Relocate:relocate): Likewise.
4214 2010-02-06 Ian Lance Taylor <iant@google.com>
4216 * configure.ac: Rewrite targetobjs duplicate removal code to use
4217 only shell constructs.
4218 * configure: Rebuild.
4220 2010-02-05 Doug Kwan <dougkwan@google.com>
4223 * arm.cc (Arm_relobj::section_is_scannable): New method.
4224 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4225 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4227 2010-02-04 Doug Kwan <dougkwan@google.com>
4230 * arm-reloc-property.cc (cstdio): Include.
4231 * configure.ac (targetobjs): Remove duplicates.
4232 * configure: Regenerate.
4233 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4234 big and little endian version for a given address size.
4236 2010-02-03 Doug Kwan <dougkwan@google.com>
4238 * arm-reloc-property.cc
4239 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4241 * arm-reloc-property.h
4242 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4243 New method definition.
4244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4246 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4248 (GOT_PREL): Change implemented to Y.
4249 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4250 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4251 (Arm_relocate_functions::movw_abs_nc): Remove method.
4252 (Arm_relocate_functions::movt_abs): Ditto.
4253 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4254 (Arm_relocate_functions::thm_movt_abs): Ditto.
4255 (Arm_relocate_functions::movw_rel_nc): Ditto.
4256 (Arm_relocate_functions::movw_rel): Ditto.
4257 (Arm_relocate_functions::movt_rel): Ditto.
4258 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4259 (Arm_relocate_functions:thm_movw_rel): Ditto.
4260 (Arm_relocate_functions:thm_movt_rel): Ditto.
4261 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4262 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4263 New method definitions.
4264 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4265 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4266 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4267 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4268 (Target_arm::Relocate::relocate): Check for non-static or
4269 unimplemented relocation code and exit early. Change calls to
4270 Target_arm::reloc_uses_thumb_bit and
4271 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4272 instead. Refactor code to handle similar relocations to increase
4273 code sharing. Remove check for unsupported relocation code in switch
4275 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4276 relocation property table to find out size. Change error message to
4277 print out the name of a relocation code instead of the numeric value.
4278 (Target_arm::scan_reloc_for_stub): Use relocation property table
4279 instead of calling Target_arm::reloc_uses_thumb_bit().
4281 2010-02-02 Doug Kwan <dougkwan@google.com>
4283 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4284 types of relaxed input section.
4286 2010-02-02 Doug Kwan <dougkwan@google.com>
4288 * Makefile.am (HFILES): Add arm-reloc-property.h.
4290 (TARGETSOURCES): Add arm-reloc-property.cc
4291 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4292 (libgold_a_SOURCES): $(DEFFILES)
4293 * Makefile.in: Regenerate.
4294 * arm-reloc-property.cc: New file.
4295 * arm-reloc-property.h: New file.
4296 * arm-reloc.def: New file.
4297 * arm.cc: Update comments.
4298 (arm-reloc-property.h): New included header.
4299 (arm_reloc_property_table): New global variable.
4300 (Target_arm::do_select_as_default_target): New method definition.
4301 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4302 arm-reloc-property to targ_extra_obj.
4303 * parameters.cc (set_parameters_target): Call
4304 Target::select_as_default_target().
4305 * target.h (Target::select_as_default_target): New method definition.
4306 (Target::do_select_as_default_target): Same.
4308 2010-02-01 Doug Kwan <dougkwan@google.com>
4310 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4311 first_output_text_section_.
4312 (Arm_exidx_fixup::first_output_text_section): New method definition.
4313 (Arm_exidx_fixup::first_output_text_section_): New data member.
4314 (Arm_exidx_fixup::process_exidx_section): Record the first text
4315 output section seen.
4316 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4317 and entsize in output section header.
4319 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4321 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4322 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4323 (Arm_relocate_functions::thm_alu11): New Method.
4324 (Arm_relocate_functions::thm_pc8): New Method.
4325 (Arm_relocate_functions::thm_pc12): New Method.
4326 (Target_arm::Scan::local): Handle the relocations.
4327 (Target_arm::Scan::global): Likewise.
4328 (Target_arm::Relocate::relocate): Likewise.
4329 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4331 2010-01-29 Doug Kwan <dougkwan@google.com>
4333 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4334 of relocation types as ld.
4336 2010-01-29 Doug Kwan <dougkwan@google.com>
4338 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4340 (Arm_relocate_functions::thumb_branch_common): Ditto.
4341 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4342 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4343 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4344 Arm_relocate_functions::jump24): Remove.
4345 (Target_arm::Relocate::relocate): Adjust code to call
4346 Arm_relocation_functions::arm_branch_common and
4347 Arm_relocation_functions::thumb_branch_common instead of their removed
4348 wrappers. Merge switch-cases together to reduce source code size.
4350 2010-01-29 Doug Kwan <dougkwan@google.com>
4352 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4353 output_local_symbol_count_needs_update_.
4354 (Arm_relobj::output_local_symbol_count_needs_update,
4355 Arm_relobj::set_output_local_symbol_count_needs_update,
4356 Arm_relobj::update_output_local_symbol_count): New methods.
4357 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4359 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4360 of pointed function as in a R_ARM_PREL31 relocation.
4361 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4362 for output local symbol count updating.
4363 (Target_arm::do_relax): Update output local symbol counts in objects
4365 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4367 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4369 * arm.cc: Added support for the ARM relocations:
4370 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4371 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4372 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4374 (Arm_relocate_functions::movw_rel): New method.
4375 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4376 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4378 (Arm_relocate_functions::thm_movw_rel): New method.
4379 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4381 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4383 (Target_arm::Scan::global): Likewise.
4384 (Target_arm::Relocate::relocate): Likewise.
4385 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4388 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4390 * arm.cc: Added support for ARM group relocations.
4391 (Target_arm::reloc_needs_sym_origin): New method.
4392 (Arm_relocate_functions::calc_grp_kn): New method.
4393 (Arm_relocate_functions::calc_grp_residual): New method.
4394 (Arm_relocate_functions::calc_grp_gn): New method.
4395 (Arm_relocate_functions::arm_grp_alu): New Method.
4396 (Arm_relocate_functions::arm_grp_ldr): New Method.
4397 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4398 (Arm_relocate_functions::arm_grp_ldc): New Method.
4399 (Target_arm::Scan::local): Handle the ARM group relocations.
4400 (Target_arm::Scan::global): Likewise.
4401 (Target_arm::Relocate::relocate): Likewise.
4402 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4405 2010-01-26 Doug Kwan <dougkwan@google.com>
4407 * arm.cc (set): Include.
4408 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4410 (Arm_output_section::Text_section_list): New type.
4411 (Arm_output_section::append_text_sections_to_list): New method.
4412 (Arm_output_section::fix_exidx_coverage): Ditto.
4413 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4414 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4415 Relobj::set_section_offset() instead of
4416 Sized_relobj::invalidate_section_offset().
4417 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4418 parameter for section headers. Ignore relocation sections for
4419 unallocated sections and EXIDX sections.
4420 (Target_arm::fix_exidx_coverage): New method.
4421 (Target_arm::output_section_address_less_than): New type.
4422 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4423 linked text section instead of the EXIDX section.
4424 (Arm_output_section::create_stub_group): Add an assertion to check
4425 that this is not an EXIDX output section.
4426 (Arm_output_section::append_text_sections_to_list): New method.
4427 (Arm_output_section::fix_exidx_coverage): Ditto.
4428 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4429 Arm_relobj::section_needs_reloc_stub_scanning.
4430 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4432 (Target_arm::fix_exidx_coverage): New method.
4433 * object.h (Relobj::set_output_section): New method.
4434 (Sized_relobj::invalidate_section_offset): Remove method.
4435 (Sized_relobj::do_invalidate_section_offset): Remove method.
4436 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4438 2010-01-25 Doug Kwan <dougkwan@google.com>
4440 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4441 Fix warning due to signed and unsigned comparison on a 32-bit host.
4443 2010-01-22 Doug Kwan <dougkwan@google.com>
4445 * arm.cc (Target_arm::do_relax): Record an output section for section
4446 offset adjustment it contains any stub table that has changed.
4447 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4448 offsets in an output section if necessary.
4449 * output.cc (Output_section::Output_section): Initialize
4450 section_offsets_need_adjustments_.
4451 (Output_section::add_input_section_for_script): Renamed to
4452 Output_section::add_simple_input_section.
4453 (Output_section::save_states): Add a comment.
4454 (Output_section::discard_states): New method defintion.
4455 (Output_section::adjust_section_offsets): Same.
4456 * output.h (Output_section::add_input_section_for_script): Renamed to
4457 Output_section::add_simple_input_section.
4458 (Output_section::discard_states): New method declaration.
4459 (Output_section::adjust_section_offsets): Same.
4460 (Output_section::section_offsets_need_adjustment,
4461 Output_section::set_section_offsets_need_adjustment): New method
4463 (Output_section::section_offsets_need_adjustment_): New data member.
4464 * script-sections.cc
4465 (Output_section_element_input::set_section_address): Adjust code for
4466 renaming of Output_section::add_input_section_for_script.
4467 (Orphan_output_section::set_section_address): Same.
4469 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4471 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4472 Fix_v4bx enum values .
4473 * gold/options.h (General_options): New option definitions.
4474 (General_options::fix_v4bx): New method.
4475 (General_options::Fix_v4bx): New enum.
4476 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4477 (General_options::parse_fix_v4bx_interworking): New method.
4479 2010-01-22 Doug Kwan <dougkwan@google.com>
4481 * arm.cc (Arm_exidx_fixup): New class.
4483 2010-01-21 Doug Kwan <dougkwan@google.com>
4485 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4487 (Arm_exidx_section_offset_map): New type.
4489 2010-01-21 Doug Kwan <dougkwan@google.com>
4491 * arm.cc (Arm_exidx_input_section): New class.
4492 (Arm_relobj::exidx_input_section_by_link,
4493 Arm_relobj::exidx_input_section_by_shndx,
4494 Arm_relobj::make_exidx_input_section): New methods.
4495 (read_arm_attributes_section): Remove.
4496 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4497 information about them.
4498 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4501 2010-01-20 Doug Kwan <dougkwan@google.com>
4503 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4504 Input_section_specifier to Section_id.
4505 (Target_arm::new_arm_input_section: Adjust code for change of key
4507 (Target_arm::find_arm_input_section): Ditto.
4508 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4509 (Section_id): Remove.
4510 (Garbage_collection::Section_id_hash): Remove.
4511 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4512 (Section_id): Remove.
4513 (Icf::Section_id_hash): Remove.
4514 * object.h (Section_id, Const_section_id, Section_id_hash,
4515 Const_section_id_hash): New type definitions.
4516 * output.cc (Output_section::add_relaxed_input_section): Change to
4517 use Const_section_id instead of Input_section_specifier as key type.
4518 (Output_section::add_merge_input_section): Ditto.
4519 (Output_section::build_relaxation_map): Change to use Section_id
4520 instead of Input_section_specifier as key type.
4521 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4523 (Output_section::convert_input_sections_to_relaxed_sections): Change
4524 to use Const_section_id instead of Input_section_specifier as key type.
4525 (Output_section::find_merge_section): Ditto.
4526 (Output_section::find_relaxed_input_section): Ditto.
4527 * output.h (Input_section_specifier): Remove class.
4528 (Output_section::Output_section_data_by_input_section_map): Change
4529 key type to Const_section_id.
4530 (Output_section::Output_relaxed_input_section_by_input_section_map):
4532 (Output_section::Relaxation_map): Change key type to Section_id.
4534 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4536 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4537 (class Arm_v4bx_stub): New class.
4538 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4539 (Stub_factory::make_arm_v4bx_stub): New method.
4540 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4541 (Stub_table::empty): Handle v4bx stubs.
4542 (Stub_table::add_arm_v4bx_stub): New method.
4543 (Stub_table::find_arm_v4bx_stub): New method.
4544 (Arm_relocate_functions::v4bx): New method.
4545 (Target_arm::fix_v4bx): New method.
4546 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4547 (Stub_table::relocate_stubs): Likewise.
4548 (Stub_table::do_write): Likewise.
4549 (Stub_table::update_data_size_and_addralign): Likewise.
4550 (Stub_table::finalize_stubs): Likewise.
4551 (Target_arm::Scan::local): Likewise.
4552 (Target_arm::Scan::global): Likewise.
4553 (Target_arm::do_finalize_sections): Likewise.
4554 (Target_arm::Relocate::relocate): Likewise.
4555 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4557 (Target_arm::scan_reloc_for_stub): Likewise.
4558 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4560 2010-01-19 Ian Lance Taylor <iant@google.com>
4562 * output.cc (Output_section_headers::do_sized_write): Write large
4563 segment count to sh_info field.
4564 (Output_file_header::do_sized_write): For large segment count,
4565 write PN_XNUM to e_phnum field.
4567 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4569 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4570 (Arm_relocate_functions::thm_jump8): New function.
4571 (Arm_relocate_functions::thm_jump11): New function.
4572 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4574 (Target_arm::Scan::global): Likewise.
4575 (Target_arm::Relocate::relocate): Likewise.
4576 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4579 2010-01-14 Doug Kwan <dougkwan@google.com>
4581 * arm.cc (map, utility): Include headers.
4582 (Target_arm::apply_cortex_a8_workaround): New method.
4583 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4584 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4585 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4586 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4587 the --[no-]fix-cortex-a8 command line options.
4588 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4589 (Target_arm::relocate_stub): Use addend in instruction template.
4590 * options.h (DEFINE_bool): Set the user-set flag.
4591 (General_options): Add --[no-]-fix-cortex options.
4592 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4593 : Update fast look-up map after conversion.
4595 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4597 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4598 in the first pass of do_layout.
4600 2010-01-13 Doug Kwan <dougkwan@google.com>
4602 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4603 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4604 apparent compiler problem of not folding static constant integral
4605 data members of elfcpp::Elf_sizes<32>.
4607 2010-01-13 Doug Kwan <dougkwan@google.com>
4609 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4610 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4611 Arm_relobj::scan_section_for_cortex_a8_erratum,
4612 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4613 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4614 sections to scan for relocation stubs into a new method
4615 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4616 relocation and Cortex-A8 stub scanning.
4617 (Target_arm::do_relax): Force stubs to be after stubbed sections
4618 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4619 the beginning of a new relaxation pass. Update a comment.
4620 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4622 2010-01-12 Ian Lance Taylor <iant@google.com>
4624 * target-reloc.h (visibility_error): New inline function.
4625 (relocate_section): Call visibility_error.
4626 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4627 (MOSTLYCLEANFILES): Likewise.
4628 (protected_4_pic.o, protected_3.err): New targets.
4629 * testsuite/protected_4.cc: New file.
4631 2010-01-12 Doug Kwan <dougkwan@google.com>
4633 * arm.cc (Cortex_a8_reloc): New class.
4634 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4635 and cortex_a8_relocs_info_.
4636 (Target_arm::fix_cortex_a8): New method definition.
4637 (Target_arm::Cortex_a8_relocs_info): New type.
4638 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4639 New data member declarations.
4640 (Target_arm::scan_reloc_for_stub): Record information about
4641 relocations for THUMB branches that might be exempted from the
4642 Cortex-A8 workaround.
4643 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4644 at the beginning of a relaxation pass.
4646 2010-01-12 Doug Kwan <dougkwan@google.com>
4648 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4649 (Arm_relobj::Mapping_symbol_position,
4650 Arm_reloj::Mapping_symbol_position_less,
4651 Arm_relobj::Mapping_symbols_info): New types.
4652 (Target_arm::is_mapping_symbol_name): New method definition.
4653 (Arm_relobj::do_count_local_symbols): Save information about mapping
4656 2010-01-11 Doug Kwan <dougkwan@google.com>
4658 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4659 Arm_relocate_functions::thumb32_branch_upper,
4660 Arm_relocate_functions::thumb32_branch_lower,
4661 Arm_relocate_functions::thumb32_cond_branch_offset,
4662 Arm_relocate_functions::thumb32_cond_branch_upper,
4663 Arm_relocate_functions::thumb32_cond_branch_lower,
4664 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4665 branch offset encoding.
4666 (Arm_relocate_functions::thumb_branch_common): Use new branch
4667 offset encoding methods to avoid code duplication.
4668 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4669 (Stub_addend_reader::operator()): Use new branch encoding method
4670 to avoid code duplication.
4672 2010-01-11 Doug Kwan <dougkwan@google.com>
4674 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4675 (Target_arm::do_finalize_sections): Define special EXIDX section
4676 symbols only if referenced.
4677 * gc.h (Garbage_collection::add_reference): New method.
4678 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4681 2010-01-11 Ian Lance Taylor <iant@google.com>
4683 * script.cc (Version_script_info::build_expression_list_lookup):
4684 Change complaing about duplicate wildcard match from error to
4687 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4689 (Version_script_info::Version_script_info): Initialize globs_,
4690 default_version_, default_is_global_, and exact_. Don't
4691 initialize globals_ or locals_.
4692 (Version_script_info::build_lookup_tables): Build local symbols
4694 (Version_script_info::unquote): New function.
4695 (Version_script_info::add_exact_match): New function.
4696 (Version_script_info::build_expression_list_lookup): Remove lookup
4697 parameter. Add is_global parameter. Change all callers. Handle
4698 wildcard pattern specially. Unquote pattern. Call
4700 (Version_script_info::get_name_to_match): New function.
4701 (Version_script_info::get_symbol_version): New function.
4702 (Version_script_info::get_symbol_version_helper): Remove.
4703 (Version_script_info::check_unmatched_names): Call unquote.
4704 * script.h (class Version_script_info): Change get_symbol_version
4705 to be non-inline and add is_global parameter; change all callers.
4706 Rewrite symbol_is_local. Update declarations. Define struct
4707 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4708 Remove globals_ and locals_ members. Add exact_, globs_,
4709 default_version_, is_global_.
4710 (Version_script_info::Glob): Remove pattern, add expression and
4711 is_global. Update constructor. Change all callers.
4712 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4714 (Versions::symbol_section_contents): If a symbol is undefined, or
4715 defined in a dynamic object, set the version index to
4717 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4719 (Symbol_table::add_from_pluginobj): Likewise.
4720 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4722 2010-01-11 Doug Kwan <dougkwan@google.com>
4724 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4725 (incremental_dump_LDADD): Add linking option for libintl.
4726 * Makefile.in: Regenerate.
4728 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4731 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4733 * testsuite/Makefile.in: Regenerated.
4735 2010-01-10 Doug Kwan <dougkwan@google.com>
4737 * options.h (DEFINE_var): Use parentheses around argument varname__
4738 in macro body to avoid any unintended subsequent substitutions.
4740 2010-01-10 Ian Lance Taylor <iant@google.com>
4742 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4743 candidates before doing symbol resolution.
4745 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4746 ODR candidates if only one is weak.
4748 2010-01-08 Ian Lance Taylor <iant@google.com>
4750 * script.cc (Version_script_info::build_expression_list_lookup):
4751 Don't warn about ambiguous version, just record the ambiguity.
4752 (Version_script_info::get_symbol_version_helper): Give error if
4753 version is ambiguous.
4755 2010-01-08 Doug Kwan <dougkwan@google.com>
4757 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4758 prev_data_size_ and prev_addralign_. Remove initializer for
4759 deleted data member has_been_changed_.
4760 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4761 to determine if the table is empty.
4762 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4764 (Stub_table::add_reloc_stub): Define method in class definition
4765 instead of just declaring it there.
4766 (Stub_table::add_cortex_a8_stub): New method definition.
4767 (Stub_table::update_data_size_and_addralign): Ditto.
4768 (Stub_table::finalize_stubs): Ditto.
4769 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4770 (Stub_table::do_addralign_): Return address alignment in the
4771 (Stub_table::do_reset_address_and_file_offset): Define method in
4772 class definition instead of declaring it there. Set current data
4773 size to be the data size of the previous pass.
4774 (Stub_table::set_final_data_size): Use current data size as the
4776 (Stub_table::relocate_stub): Change parameter type of stub from
4777 Reloc_stub pointer to Stub pointer.
4778 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4779 (Stub_table::Cortex_a8_stub_list): New typedef.
4780 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4781 Stub_table::prev_addralign_): New data member.
4782 (Arm_relobj::Arm_relobj): Initialize data member
4783 section_has_cortex_a8_workaround_.
4784 (Arm_relobj::section_has_cortex_a8_workaround,
4785 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4787 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4789 (Target_arm::relocate_stub): Change parameter type of stub from
4790 Reloc_stub pointer to Stub pointer.
4791 (Insn_template::size, Insn_template::alignment): Handle
4792 THUMB16_SPECIAL_TYPE.
4793 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4794 Stub_table::update_data_size_and_addralign,
4795 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4797 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4798 (Stub_table::do_write): Ditto.
4799 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4801 2010-01-08 Ian Lance Taylor <iant@google.com>
4804 * symtab.h (class Symbol): Remove fields is_target_special_ and
4805 has_plt_offset_. Add field is_defined_in_discarded_section_.
4806 (Symbol::is_defined_in_discarded_section): New function.
4807 (Symbol::set_is_defined_in_discarded_section): New function.
4808 (Symbol::has_plt_offset): Rewrite.
4809 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4810 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4811 Don't initialize is_target_special_ or has_plt_offset_.
4812 Initialize is_defined_in_discarded_section_.
4813 (Symbol_table::add_from_relobj): If appropriate, set
4814 is_defined_in_discarded_section.
4815 * resolve.cc (Symbol::override_base_with_special): Don't test
4816 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4817 * target-reloc.h (relocate_section): Do special handling for
4818 symbols defined in discarded sections for global symbols as well
4821 2010-01-08 Ian Lance Taylor <iant@google.com>
4823 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4824 the SHT_SYMTAB case.
4826 2010-01-08 Ian Lance Taylor <iant@google.com>
4828 * object.cc (Sized_relobj::do_layout): Don't get confused if
4829 layout_eh_frame returns NULL.
4831 2010-01-08 Ian Lance Taylor <iant@google.com>
4834 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4835 dynamic symbol table, use the normal symbol table.
4836 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4839 2010-01-08 Ian Lance Taylor <iant@google.com>
4842 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4845 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4847 * version.cc (print_version): Change to "Copyright 2010".
4849 2010-01-08 Ian Lance Taylor <iant@google.com>
4853 * i386.cc (class Target_i386): Change return type of plt_section
4855 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4856 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4857 tls_desc_rel_ field.
4858 (Output_data_plt_i386::rel_tls_desc): New function.
4859 (Target_i386::rel_tls_desc_section): New function.
4860 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4861 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4862 R_386_TLS_DESC reloc in rel_tls_desc_section.
4863 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4864 Define struct Tlsdesc_info.
4865 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4866 (Target_x86_64::do_reloc_symbol_index): New function.
4867 (Target_x86_64::add_tlsdesc_info): New function.
4868 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4869 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4871 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4873 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4874 (Target_x86_64::rela_tlsdesc_section): New function.
4875 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4877 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4878 (Target_x86_64::do_reloc_addend): New function.
4879 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4880 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4881 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4882 (Output_reloc::type): New function.
4883 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4884 (Output_reloc::is_target_specific): New function.
4885 (Output_reloc::target_arg): New function.
4886 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4887 absolute relocs and target specific relocs.
4888 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4889 add_target_specific.
4890 (class Output_data_reloc) [SHT_RELA]: Likewise.
4891 * output.cc (Output_reloc::Output_reloc): Add four new versions
4892 for absolute relocs and target specific relocs.
4893 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4894 (Output_reloc::get_symbol_index): Likewise.
4895 (Output_reloc::local_section_offset): Check that local_sym_index_
4896 is not TARGET_CODE or 0.
4897 (Output_reloc::symbol_value): Likewise.
4898 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4900 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4901 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4903 * layout.cc (add_target_dynamic_tags): Use output section for
4904 DT_PLTRELSZ and DT_JMPREL.
4906 2010-01-07 Ian Lance Taylor <iant@google.com>
4909 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4911 (class Output_data_reloc_generic): Define.
4912 (class Output_data_reloc_base): Change base class to
4913 Output_data_reloc_generic. Change add() method to call
4914 bump_relative_reloc_count for a relative reloc. Remove
4916 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4918 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4919 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4921 * layout.h (class Layout): Update declaration.
4923 2010-01-07 Ian Lance Taylor <iant@google.com>
4925 * output.h (class Output_data): Add const version of
4926 output_section and do_output_section.
4927 (class Output_section_data): Add const version of
4929 (class Output_section): Likewise.
4930 * layout.cc (Layout::add_target_dynamic_tags): New function.
4931 * layout.h (class Layout): Update declarations.
4932 * arm.cc (Target_arm::do_finalize_sections): Use
4933 add_target_dynamic_tags.
4934 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4935 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4936 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4937 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4939 2010-01-07 Ian Lance Taylor <iant@google.com>
4942 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4945 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4946 Ian Lance Taylor <iant@google.com>
4949 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4950 Xindex::read_symtab_xindex.
4952 2010-01-07 Doug Kwan <dougkwan@google.com>
4954 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4955 (Insn_template::thumb16_bcond_insn): New method declaration.
4956 (Insn_template): Fix spelling.
4957 (Stub::thumb16_special): New method declaration.
4958 (Stub::do_write): Define virtual method which was previously pure
4960 (Stub::do_thumb16_special): New method declaration.
4961 (Stub::do_fixed_endian_write): New template member.
4962 (Reloc_stub::do_write): Remove.
4963 (Reloc_stub::do_fixed_endian_write): Remove.
4964 (Cortex_a8_stub): New class definition.
4965 (Stub_factory::make_cortex_a8_stub): New method definition.
4966 (Stub_factory::Stub_factory): Add missing static storage class
4967 qualifier for elf32_arm_stub_a8_veneer_blx.
4969 2010-01-07 Ian Lance Taylor <iant@google.com>
4972 * options.h (class General_options): Add --warn-unresolved-symbols
4973 and --error-unresolved-symbols.
4974 * errors.cc (Errors::undefined_symbol): Implement
4975 --warn-unresolved-symbols.
4977 * options.h (class General_options): Add -z text and -z textoff.
4978 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4980 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4982 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4983 (Garbage_collection::cident_sections): New function.
4984 (Garbage_collection::add_cident_section): New function.
4985 (Garbage_collection::cident_sections_): New member.
4986 (gc_process_relocs): Add references to sections whose names are C
4988 * gold.h (cident_section_start_prefix): New constant.
4989 (cident_section_stop_prefix): New constant.
4990 (is_cident): New function.
4991 * layout.cc (Layout::define_section_symbols): Replace string constants
4992 with the newly defined constants.
4993 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4995 * testsuite/Makefile.am: Add gc_orphan_section_test.
4996 * testsuite/Makefile.in: Regenerate.
4997 * testsuite/gc_orphan_section_test.cc: New file.
4998 * testsuite/gc_orphan_section_test.sh: New file.
5000 2010-01-06 Ian Lance Taylor <iant@google.com>
5003 * options.h (class General_options): Add --warn-shared-textrel.
5004 * layout.cc (Layout::finish_dynamic_section): Implement
5005 --warn-shared-textrel.
5008 * options.h (class General_options): Add --warn-multiple-gp.
5010 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5012 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5013 $(THREADSLIB) and $(LIBDL).
5014 * Makefile.in: Rebuild.
5016 2010-01-06 Ian Lance Taylor <iant@google.com>
5019 * options.cc (General_options::parse_section_start): New function.
5020 (General_options::section_start): New function.
5021 (General_options::General_options): Initialize all members.
5022 * options.h: Include <map>
5023 (class General_options): Add --section-start. Add section_starts_
5025 * layout.cc (Layout::attach_allocated_section_to_segment): If
5026 --section-start was used, set the address of the segment. Remove
5027 local sort_sections.
5028 (Layout::relaxation_loop_body): If the address of the load segment
5029 has been set by --section-start, don't use it.
5030 * output.h (Output_segment::update_flags_for_output_section): New
5032 * output.cc (Output_segment::add_output_section): Call
5033 update_flags_for_output_section.
5035 2010-01-05 Ian Lance Taylor <iant@google.com>
5038 * options.h (class General_options): Add --undefined-version.
5039 * script.cc (struct Version_expression): Add was_matched_by_symbol
5041 (Version_script_info::matched_symbol): New function.
5042 (Version_script_info::get_symbol_version_helper): Call
5044 (Version_script_info::check_unmatched_names): New function.
5045 * script.h (class Version_script_info): Update declarations.
5046 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5048 * options.h (class General_options): Use DEFINE_bool_alias for
5049 allow_multiple_definition.
5050 * resolve.cc (Symbol_table::should_override): Don't test
5051 allow_multiple_definition.
5054 * options.h (class General_options): Add --cref.
5055 * main.cc (main): Print cref table if --cref. Don't close mapfile
5056 until after printing cref table.
5057 * cref.cc: Include "symtab.h".
5058 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5059 (Cref_table_compare::operator()): New function.
5060 (Cref_inputs::gather_cref): New function.
5061 (filecol): New static const.
5062 (Cref_inputs::print_cref): New function.
5063 (Cref::print_cref): New function.
5064 * cref.h: Include <cstdio>.
5065 (class Cref): Update declarations.
5066 * mapfile.h (Mapfile::file): New function.
5067 * object.h (class Object): Define Symbols. Declare virtual
5068 do_get_global_symbols.
5069 (Object::get_global_symbols): New function.
5070 * object.cc (Input_objects::add_object): Pass object to cref_ if
5072 (Input_objects::archive_start): Likewise.
5073 (Input_objects::archive_stop): Likewise.
5074 (Input_objects::print_cref): New function.
5075 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5076 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5078 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5080 * plugin.h (class Sized_pluginobj): Update declarations.
5082 2010-01-05 Ian Lance Taylor <iant@google.com>
5084 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5085 to is_default_version. Rename insdef to insdefault.
5086 (Symbol_table::add_from_relobj): Rename def to is_default_version
5087 and local to is_forced_local.
5088 (Symbol_table::add_from_pluginobj): Likewise.
5089 (Symbol_table::add_from_dynobj): Likewise.
5090 (Symbol_table::define_special_symbol): Rename insdef to
5093 2010-01-04 Ian Lance Taylor <iant@google.com>
5096 * options.h (class General_options): Add
5097 --allow-multiple-definition and -z muldefs.
5098 * resolve.cc (Symbol_table::should_override): Don't warn about a
5099 multiple symbol definition if --allow-multiple-definition or -z
5103 * options.h (class General_options): Add --add-needed and
5104 --copy-dt-needed-entries. Tweak --as-needed help entry.
5105 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5106 error if --copy-dt-needed-entries aka --add-needed is used and
5107 would cause a change in behaviour.
5110 * options.h (class General_options): Add -G as a short version of
5111 --shared. Add no-op options -assert, -g, and -i.
5113 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5115 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5116 check for .text or .gnu.linkonce.t sections.
5117 * icf.cc (Icf::find_identical_sections): Ditto.
5118 Change the detection for mangled function name within the section
5120 * icf.h (is_section_foldable_candidate): New function.
5122 2009-12-30 Ian Lance Taylor <iant@google.com>
5125 * options.h (class General_options): Permit two dashes with
5126 --retain-symbols-file.
5128 2009-12-30 Ian Lance Taylor <iant@google.com>
5131 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5132 don't put the file header and segment headers in the text
5136 * common.cc (Sort_commons::operator()): Stabilize sort when both
5138 (Symbol_table::do_allocate_commons_list): When allocating common
5139 symbols, skip a symbol which is no longer common.
5140 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5141 an object before checking its type.
5142 * testsuite/common_test_2.c: New file.
5143 * testsuite/common_test_3.c: New file.
5144 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5145 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5146 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5147 (common_test_2_pic.o, common_test_2.so): New targets.
5148 (common_test_3_pic.o, common_test_3.so): New targets.
5149 * testsuite/Makefile.in: Rebuild.
5152 * script.cc (read_input_script): If we see a new SECTIONS clause,
5153 and we have added an input section, give an error.
5154 * layout.h (class Layout): Add have_added_input_section function.
5155 Add have_added_input_section_ field.
5156 * layout.cc (Layout::Layout): Initialize
5157 have_added_input_section_.
5158 (Layout::layout): Set have_added_input_section_.
5159 (Layout::layout_eh_frame): Likewise.
5161 2009-12-30 Ian Lance Taylor <iant@google.com>
5164 * options.h (class General_options): Add --sort-common option.
5165 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5166 * common.cc (Sort_common): Add sort_order parameter to
5167 constructor. Add sort_order_ field.
5168 (Sort_commons::operator): Check sort_order_.
5169 (Symbol_table::allocate_commons): Determine the sort order.
5170 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5172 (Symbol_table::do_allocate_commons_list): Likewise.
5174 2009-12-30 Ian Lance Taylor <iant@google.com>
5177 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5178 symbols from this object, don't change the visibility of an
5180 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5182 2009-12-30 Ian Lance Taylor <iant@google.com>
5185 * script.h (class Version_script_info): Define Language enum.
5186 Update declarations. Define Glob, Exact, and Lookup types. Add
5187 new fields globals_, locals_, and is_finalized_.
5188 * script.cc: Various formatting fixes.
5189 (class Parser_closure): Change language_stack_ from a vector of
5190 std::string to one of Version_script_info::Language. Adjust all
5192 (class Lazy_demangler): Remove.
5193 (struct Version_expression): Change language from std::string to
5194 Version_script_info::Language.
5195 (Version_script_info::Version_script_info): New function.
5196 (Version_script_info::~Version_script_info): Don't call clear.
5197 (Version_script_info::finalize): New function.
5198 (Version_script_info::build_lookup_tables): New function.
5199 (Version_script_info::build_expression_list_lookup): New
5201 (Version_script_info::get_symbol_version_helper): Rewrite to use
5203 (Version_script_info::print_expression_list): Adjust to use
5204 Version_script_info::Language.
5205 (script_push_lex_into_version_mode): Check that the version script
5206 has not been finalized.
5207 (version_script_push_lang): Change language string to
5208 Version_script_info::Language.
5209 * options.cc (Command_line::version_script): New function.
5210 * options.h (class General_options): Add finalize_dynamic_list
5211 function. Change version_script from declaration to definition.
5212 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5213 * testsuite/version_script.map: Remove duplicate def of foo.
5214 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5216 * testsuite/Makefile.in: Rebuild.
5218 2009-12-30 Ian Lance Taylor <iant@google.com>
5221 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5222 if the input symbol index is 0, make the output symbol index 0.
5224 2009-12-30 Ian Lance Taylor <iant@google.com>
5227 * options.h (class General_options): Add -x/--discard-all.
5228 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5229 --discard-all. If the local symbol needs a dynamic entry, check
5230 that before handling --discard-locals.
5232 2009-12-30 Ian Lance Taylor <iant@google.com>
5235 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5237 (Output_segment::add_output_section): Don't change the flags if
5241 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5242 GNU hash table if they need a dynamic value. Otherwise, don't add
5243 them if they are defined in a dynamic object or are forced local.
5245 2009-12-29 Ian Lance Taylor <iant@google.com>
5248 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5249 .gnu.hash table for a 32-bit target.
5252 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5253 regular and a dynamic object only needs a dynamic symbol table
5254 entry if it is externally visible.
5257 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5258 constructor. Add global_offset_table_ field.
5259 (Target_i386::got_section): Set global_offset_table_.
5260 (Target_i386::do_finalize_sections): Set global_offset_table_
5262 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5263 in constructor. Add global_offset_table_ field.
5264 (Target_x86_64::got_section): Set global_offset_table_.
5265 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5268 * layout.cc (Layout::Layout): Initialize increase_relro_.
5269 (Layout::get_output_section): Add is_relro, is_last_relro, and
5270 is_first_non_relro parameters. Change all callers.
5271 (Layout::choose_output_section): Likewise.
5272 (Layout::add_output_section_data): Likewise.
5273 (Layout::make_output_section): Likewise.
5274 (Layout::set_segment_offsets): Clear increase_relro when using a
5276 * layout.h (class Layout): Add increase_relro method. Add
5277 increase_relro_ field. Update declarations.
5278 * output.cc (Output_section::Output_section): Initialize
5279 is_last_relro_ and is_first_non_relro_.
5280 (Output_segment::add_output_section): Group relro sections is
5281 do_sort is true. Handle is_last_relro and is_first_non_relro.
5282 (Output_segment::maximum_alignment): Remove relro handling.
5283 (Output_segment::set_section_addresses): Add increase_relro
5284 parameter. Change all callers. Add initial alignment to align
5285 relro sections on separate page. Remove old relro handling.
5286 (Output_segment::set_section_list_addresses): Remove in_relro
5287 parameter. Change all callers.
5288 (Output_segment::set_offset): Add increase parameter. Change all
5289 callers. Remove old relro handling.
5290 * output.h (class Output_section): Add new methods: is_last_relro,
5291 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5292 Add is_last_relro_ and is_first_non_relro_ fields.
5293 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5294 Create separate .got.plt section. Call increase_relro.
5295 * x86_64.cc (Target_x86_64::got_section): Likewise.
5296 * testsuite/relro_script_test.t: Add .got.plt.
5299 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5300 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5301 (Layout::finalize): Call set_dynamic_symbol_size.
5302 (Layout::set_dynamic_symbol_size): New function.
5303 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5304 set_dynamic_symbol_size.
5307 * output.h (class Output_section): Add is_entsize_zero_ field.
5308 * output.cc (Output_section::Output_section): Initialize
5310 (Output_section::set_entsize): If two different entsizes are
5311 requested, force it to zero.
5312 (Output_section::add_input_section): Set flags for .debug_str
5313 before updating section flags. Set entsize.
5314 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5315 and SHF_STRING if all input sections have those flags.
5317 2009-12-29 Rafael Espindola <espindola@google.com>
5319 * main.cc (main): Fix the sys time reporting.
5320 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5323 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5325 * options.cc (General_options::parse_version): Allow -v to exit
5326 without an error if there is nothing to link.
5328 2009-12-29 Ian Lance Taylor <iant@google.com>
5330 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5331 using a version of gcc before 4.1.
5332 * configure: Rebuild.
5334 2009-12-28 Chris Demetriou <cgd@google.com>
5336 * attributes.cc (Output_attributes_section_data::do_write): Use
5337 std::vector::front rather than std::vector::data.
5339 2009-12-28 Ian Lance Taylor <iant@google.com>
5341 * symtab.h (class Symbol_table): Add enum Defined.
5342 * resolve.cc (Symbol_table::should_override): Add defined
5343 parameter. Change all callers. Test whether object is NULL
5344 before calling a method on it.
5345 (Symbol_table::report_resolve_problem): Add defined parameter.
5347 (Symbol_table::should_override_with_special): Likewise.
5348 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5349 parameter. Change all callers.
5350 (Symbol_table::do_define_in_output_data): Likewise.
5351 (Symbol_table::define_in_output_segment): Likewise.
5352 (Symbol_table::do_define_in_output_segment): Likewise.
5353 (Symbol_table::define_as_constant): Likewise.
5354 (Symbol_table::do_define_as_constant): Likewise.
5355 * script.h (class Symbol_assignment): Add is_defsym parameter to
5356 constructor; change all callers.
5357 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5358 parameter. Change all callers. Add is_defsym_ field.
5359 (class Parser_closure): Add parsing_defsym parameter to
5360 constructor; change all callers. Add parsing_defsym accessor
5361 function. Add parsing_defsym_ field.
5363 2009-12-28 Ian Lance Taylor <iant@google.com>
5365 * gold.cc (queue_middle_tasks): Fix formatting.
5366 * object.cc (Relobj::is_section_name_included): Likewise.
5368 2009-12-23 Ian Lance Taylor <iant@google.com>
5370 * i386.cc (Target_i386::do_calls_non_split): Recognize
5371 -fsplit-stack prologue for a function with a static chain.
5372 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5373 -fsplit-stack prologue when using %r11.
5375 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5377 * options.cc (General_options::parse_version): Make -v continue and do
5378 the link like GNU ld does.
5380 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5382 * Makefile.am (CCFILES): Add timer.cc.
5383 (HFILES): Add timer.h.
5384 * configure.ac: Check for sysconf and times.
5385 * main.cc: include timer.h.
5386 (main): Use Timer instead of get_run_time.
5389 * workqueue.cc: include timer.h.
5390 (Workqueue::find_and_run_task):
5391 Report user, sys and wall time.
5392 * Makefile.in: Regenerate.
5393 * config.in: Regenerate.
5394 * configure: Regenerate.
5396 2009-12-16 Doug Kwan <dougkwan@google.com>
5398 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5400 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5401 relaxed input sections.
5402 * output.cc (Output_section::find_relaxed_input_section): Change
5403 return type to Output_relaxed_input_section pointer. Adjust code
5404 for new type of relaxed_input_section_map_.
5405 * output.h (Output_section::find_relaxed_input_section): Change
5406 return type to Output_relaxed_input_section pointer.
5407 (Output_section::Output_relaxed_input_section_by_input_section_map):
5409 (Output_section::relaxed_input_section_map_): Change type to
5410 Output_section::Output_relaxed_input_section_by_input_section_map.
5411 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5414 2009-12-15 Ian Lance Taylor <iant@google.com>
5416 * layout.cc (Layout::create_shstrtab): Only write out after input
5417 sections if we are compressing debug sections.
5419 2009-12-15 Ian Lance Taylor <iant@google.com>
5421 * archive.cc (Archive::add_symbols): Only look up a symbol without
5422 a version if there is, in fact, a version.
5424 2009-12-14 Ian Lance Taylor <iant@google.com>
5426 Revert -Wshadow changes, all changes from:
5427 2009-12-11 Doug Kwan <dougkwan@google.com>
5428 2009-12-11 Nick Clifton <nickc@redhat.com>
5429 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5431 2009-12-11 Doug Kwan <dougkwan@google.com>
5433 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5435 * attributes.cc (Object_attribute::size): Ditto.
5436 (Attributes_section_data::size): Ditto.
5437 (Attributes_section_data::Attributes_section_data): Ditto.
5438 (Output_attributes_section_data::do_write): Ditto.
5439 * attributes.h (Object_attribute::set_type): Ditto.
5440 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5442 2009-12-11 Nick Clifton <nickc@redhat.com>
5444 * archive.cc: Fix shadowed variable warnings.
5446 * compressed_output.cc: Likewise.
5447 * compressed_output.h: Likewise.
5448 * configure: Likewise.
5449 * dwarf_reader.cc: Likewise.
5450 * dynobj.cc: Likewise.
5451 * dynobj.h: Likewise.
5452 * ehframe.cc: Likewise.
5453 * ehframe.h: Likewise.
5454 * errors.cc: Likewise.
5455 * expression.cc: Likewise.
5456 * fileread.cc: Likewise.
5457 * fileread.h: Likewise.
5458 * freebsd.h: Likewise.
5459 * i386.cc: Likewise.
5461 * incremental.h: Likewise.
5462 * layout.cc: Likewise.
5463 * layout.h: Likewise.
5464 * mapfile.cc: Likewise.
5465 * merge.cc: Likewise.
5466 * merge.h: Likewise.
5467 * object.cc: Likewise.
5468 * object.h: Likewise.
5469 * options.h: Likewise.
5470 * output.cc: Likewise.
5471 * output.h: Likewise.
5472 * parameters.cc: Likewise.
5473 * plugin.cc: Likewise.
5474 * powerpc.cc: Likewise.
5475 * reduced_debug_output.cc: Likewise.
5476 * reduced_debug_output.h: Likewise.
5477 * reloc.cc: Likewise.
5478 * reloc.h: Likewise.
5479 * resolve.cc: Likewise.
5480 * script-sections.cc: Likewise.
5481 * script.cc: Likewise.
5482 * script.h: Likewise.
5483 * sparc.cc: Likewise.
5484 * symtab.cc: Likewise.
5485 * symtab.h: Likewise.
5486 * target-select.cc: Likewise.
5487 * target-select.h: Likewise.
5488 * token.h: Likewise.
5489 * workqueue.cc: Likewise.
5490 * workqueue.h: Likewise.
5491 * x86_64.cc: Likewise.
5493 2009-12-10 Doug Kwan <dougkwan@google.com>
5495 * arm.cc (attributes.h): New include.
5496 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5497 (Arm_relobj::~Arm_relobj): Delete object pointed by
5498 attributes_section_data_.
5499 (Arm_relobj::attributes_section_data): New method definition.
5500 (Arm_relobj::attributes_section_data_): New data member declaration.
5501 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5502 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5503 attributes_section_data_.
5504 (Arm_dynobj::attributes_section_data): New method definition.
5505 (Arm_dynobj::attributes_section_data_): New data member declaration.
5506 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5507 initialization value of may_use_blx_ to false.
5508 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5509 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5510 object attributes to compute results instead of hard-coding.
5511 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5512 Target_arm::get_secondary_compatible_arch,
5513 Target_arm::set_secondary_compatible_arch
5514 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5515 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5516 New method declarations.
5517 (Target_arm::get_aeabi_object_attribute): New method definition.
5518 (Target_arm::attributes_section_data_): New data member declaration.
5519 (read_arm_attributes_section): New template definition.
5520 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5521 (Arm_dynobj::do_read_symbols): Ditto.
5522 (Target_arm::do_finalize_sections): Merge attributes sections from
5523 input. Check for BLX use after attributes section merging.
5524 Fix __exidx_start and __exidx_end visibility. Create an
5525 .ARM.attributes section if necessary.
5526 (Target_arm::get_secondary_compatible_arch,
5527 Target_arm::set_secondary_compatible_arch,
5528 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5529 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5530 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5531 New method definitions.
5533 2009-12-09 Ian Lance Taylor <iant@google.com>
5535 * plugin.cc (Plugin::load): Don't cast from void* to a function
5538 2009-12-09 Ian Lance Taylor <iant@google.com>
5540 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5543 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5545 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5546 Replace two_file_shared_1.so with two_file_shared_2.so.
5547 * testsuite/Makefile.in: Regenerated.
5549 2009-12-08 Doug Kwan <dougkwan@google.com>
5551 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5552 (HFILES): Add attributes.h and int_encoding.h.
5553 * Makefile.in: Regenerate.
5554 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5555 function definitions to int_encoding.cc
5556 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5557 prototypes to int_encoding.h
5558 * reduced_debug_output.cc (int_encoding.h): New include.
5559 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5560 function definitions to int_encoding.cc
5561 (insert_into_vector, read_from_pointer): Move template definitions to
5563 * attributes.cc: New file.
5564 * attributes.h: New file.
5565 * int_encoding.cc: New file.
5566 * int_encoding.h: New file.
5568 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5571 * incremental-dump.cc (dump_incremental_inputs): New.
5572 (main): Use dump_incremental_inputs.
5574 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5577 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5578 checking elfcpp::STT_FUNC.
5579 (Target_i386::Relocate::relocate): Likewise.
5580 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5582 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5583 symbols from shared libraries into normal FUNC symbols.
5585 * symtab.h (Symbol): Add is_func and use it.
5587 2009-12-05 Doug Kwan <dougkwan@google.com>
5589 * arm.cc (Target_arm::arm_info): Initialize new fields
5590 attributes_section and attributes_vendor.
5591 * i386.cc (Target_i386::i386_info): Same.
5592 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5593 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5594 fields attributes_section and attributes_vendor.
5595 * sparc.cc (Target_sparc::sparc_info): Same.
5596 * target.h (Target::attributes_section, Target::attributes_vendor,
5597 Target::is_attributes_section, Target::attribute_arg_type,
5598 Target::attributes_order): New method definitions.
5599 (Target::Target_info::attributes_section,
5600 Target::Target_info::attributes_vendor): New fields.
5601 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5602 virtual method definitions.
5603 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5604 attributes_section and attributes_vendor.
5605 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5607 2009-12-05 Doug Kwan <dougkwan@google.com>
5609 * arm.cc: Update comments about interworking and stub generation.
5610 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5611 considered as non-PIC.
5612 (Arm_relocate_functions::base_abs): Fix formatting.
5613 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5614 of function to use GOT entry address instead of offset.
5615 (Target_arm::Scan::global): Issue an error if a symbol would need a
5616 PLT does not get one because it is untyped. Remove code to create
5617 dynamic symbols for relative branches.
5618 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5619 takes unsigned integer instead of boolean.
5621 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5623 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5624 (two_file_test_LDADD): Likewise.
5625 (common_test_1_LDADD): Likewise.
5626 (exception_test_LDADD) Likewise.
5627 (weak_test_LDADD): Likewise.
5628 (many_sections_test_LDADD): Likewise.
5629 (initpri1_LDADD): Likewise.
5630 (script_test_1_LDADD): Likewise.
5631 (script_test_2_LDADD): Likewise.
5632 (justsyms_LDADD): Likewise.
5633 (binary_test_LDADD): Likewise.
5634 (large_LDADD): Likewise.
5635 * testsuite/Makefile.in: Regenerated.
5637 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5639 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5640 (Symbol_table::override_with_special): Likewise.
5641 (Symbol_table::add_from_object): Likewise.
5643 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5645 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5646 Don't set the data_offset twice.
5648 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5650 * testsuite/Makefile.in: Regenerate.
5652 2009-12-03 Doug Kwan <dougkwan@google.com>
5654 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5655 (Target_arm::do_finalize_sections): Add parameter for symbol table
5656 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5657 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5658 parameter for symbol table pointer.
5659 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5660 an additional parameter for a pointer to symbol table.
5661 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5662 parameter for a symbol table pointer.
5663 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5664 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5666 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5667 parameter for a symbol table pointer.
5669 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5671 * incremental.cc (Incremental_inputs_header)
5672 (Incremental_inputs_header_write, Incremental_inputs_entry)
5673 (Incremental_inputs_entry_write): Move ...
5674 * incremental.h (Incremental_inputs_header)
5675 (Incremental_inputs_header_write, Incremental_inputs_entry)
5676 (Incremental_inputs_entry_write): here.
5678 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5680 * incremental.cc (make_sized_incremental_binary): Set the target.
5681 Error if it is incompatible.
5682 * output.h (Output_file): Add filename method.
5684 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5686 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5687 from the get_* methods.
5689 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5691 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5692 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5693 Write 0 for the data_offset of scripts.
5695 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5697 * testsuite/Makefile.am: Add the incremental_test.sh test.
5698 * testsuite/incremental_test.sh: New.
5699 * testsuite/incremental_test_1.c: New.
5700 * testsuite/incremental_test_2.c: New.
5702 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5704 * incremental-dump.cc (main): Fix typos.
5706 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5709 * incremental-dump.cc (main): Use llu to print 64 bit values.
5711 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5712 H.J. Lu <hongjiu.lu@intel.com>
5714 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5716 (incremental_dump_LDADD): Likewise.
5717 * Makefile.in: Regenerated.
5719 2009-11-25 Doug Kwan <dougkwan@google.com>
5723 2009-11-25 Doug Kwan <dougkwan@google.com>
5725 * arm.cc (Target_arm::Target_arm): Move method definition
5726 outside of class definition. Add code to handle
5727 --target1-rel, --target1-abs and --target2= options.
5728 (Target_arm::get_reloc_reloc_type): Change method to be
5729 non-static and const.
5730 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5731 New data member declaration.
5732 (Target_arm::Scan::local, Target_arm::Scan::global,
5733 Target_arm::Relocate::relocate,
5734 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5735 Adjust call to Target_arm::get_real_reloc_type.
5736 (Target_arm::get_real_reloc_type): Use command line options
5737 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5738 * options.h (--target1-rel, --target1-abs, --target2): New
5741 2009-11-25 Doug Kwan <dougkwan@google.com>
5743 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5744 class definition. Add code to handle --target1-rel, --target1-abs
5745 and --target2= options.
5746 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5748 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5750 (Target_arm::Scan::local, Target_arm::Scan::global,
5751 Target_arm::Relocate::relocate,
5752 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5753 call to Target_arm::get_real_reloc_type.
5754 (Target_arm::get_real_reloc_type): Use command line options to
5755 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5756 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5759 2009-11-25 Doug Kwan <dougkwan@google.com>
5761 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5762 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5763 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5765 (Arm_relocate_functions::thm_call): Replace body with a call to
5766 Arm_relocate_functions::thumb_branch_common.
5767 (Arm_relocate_functions::thm_jump24,
5768 Arm_relocate_functions::thm_xpc22): New method definitions.
5769 (Arm_relocate_functions::thumb_branch_common): New method definition.
5770 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5772 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5773 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5775 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5777 * Makefile.am: Build incremental-dump
5778 * Makefile.in: Regenerate.
5779 * incremental-dump.cc: New.
5780 * incremental.cc (Incremental_inputs_header_data,
5781 Incremental_inputs_entry_data): Move to incremental.h
5782 * incremental.h: (Incremental_inputs_header_data,
5783 Incremental_inputs_entry_data): Move from incremental.cc
5785 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5787 * incremental.cc (Incremental_inputs_header,
5788 Incremental_inputs_header_write, Incremental_inputs_entry,
5789 Incremental_inputs_entry_write): Add a typedef with the data type.
5791 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5793 * incremental.cc (Incremental_inputs_header,
5794 Incremental_inputs_header_write, Incremental_inputs_entry,
5795 Incremental_inputs_entry_write): Update comment about which
5796 type has the filed descriptions.
5798 2009-11-15 Doug Kwan <dougkwan@google.com>
5800 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5801 (Arm_relocate_functions::arm_branch_common): Change method defintion
5802 in class definition to a method declaration and update list of formal
5804 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5805 Arm_relocation_functions::jump24): Adjust call to
5806 Arm_relocate_functions::arm_branch_common. Update list of formal
5808 (Arm_relocate_functions::xpc25): New method definition.
5809 (Arm_relocate_functions::arm_branch_common): Move method defintion
5810 out from class definition. Use stubs for mode-switching and extending
5812 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5813 specially. Change code to enable use of stubs in ARM branches.
5815 2009-11-10 Doug Kwan <dougkwan@google.com>
5817 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5818 in method declaration.
5819 (Target_arm::relocate_stub): New method declaration.
5820 (Target_arm::default_target): Change to return a pointer instead of
5822 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5823 Target_arm::default_target.
5824 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5826 (Target_arm::relocate_section): Adjust view.
5827 (Target_arm::relocate_stub): New method definition.
5829 2009-11-10 Doug Kwan <dougkwan@google.com>
5831 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5833 * incremental.cc (open_incremental_binary): Initialized local
5834 variables to avoid warnings.
5835 * object.cc (make_elf_object): Ditto.
5836 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5839 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5842 * testsuite/plugin_test.c: Include "config.h".
5844 2009-11-09 Doug Kwan <dougkwan@google.com>
5846 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5847 (arm_symbol_value): Remove.
5848 (Arm_relocate_functions::arm_branch_common,
5849 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5850 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5851 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5852 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5853 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5854 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5855 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5856 Arm_relocate_functions::thm_mobw_abs_nc,
5857 Arm_relocate_functions::thm_mov_abs,
5858 Arm_relocate_functions::movw_prel_nc,
5859 Arm_relocate_functions::thm_movt_abs,
5860 Arm_relocate_functions::movt_prel,
5861 Arm_relocate_functions::thm_movw_prel_nc,
5862 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5863 (Target_arm::Relocate::relocate): Only decompose address into two
5864 parts if relocation type uses the thumb-bit and pass the actual
5865 bit instead of a flag indicating that the thumb-bit is used. Adjust
5866 calls to methods in Arm_relocate_functions for this change.
5868 2009-11-08 Ian Lance Taylor <iant@google.com>
5871 * reloc.cc: Instantiate
5872 Sized_relobj::initialize_input_to_output_maps and
5873 Sized_relobj:free_input_to_output_maps.
5875 2009-11-06 Ian Lance Taylor <iant@google.com>
5878 * defstd.cc (in_segment): Set only_if_ref true for "end".
5880 2009-11-06 Doug Kwan <dougkwan@google.com>
5882 * arm.cc (class Reloc_stub): Correct a comment.
5883 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5884 (Target_arm::scan_section_for_stubs): New method declaration.
5885 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5886 Change methods from private to protected.
5887 (Target_arm::do_may_relax): New method definition.
5888 (Target_arm::do_relax, Target_arm::group_sections,
5889 Target_arm::scan_reloc_for_stub,
5890 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5891 (Target_arm::arm_input_section_map_): New data member declaration.
5892 (Target_arm::scan_reloc_for_stub,
5893 Target_arm::scan_reloc_section_for_stubs,
5894 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5895 Target_arm::do_relax): New method definitions.
5897 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5899 * configure.ac: Check for (struct stat)::st_mtim
5900 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5901 * config.in: Regenerate.
5902 * configure: Regenerate.
5904 2009-11-05 Ian Lance Taylor <iant@google.com>
5907 * output.cc (Output_segment::add_output_section): Add missing
5910 2009-11-04 Ian Lance Taylor <iant@google.com>
5913 * object.h (class Object): Add is_needed and set_is_needed
5914 methods. Add is_needed_ field. Make bool fields into bitfields.
5915 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5916 defined in a dynamic object and referenced by a regular object,
5917 set is_needed for the dynamic object.
5918 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5919 if the file is marked with as_needed and it is not needed.
5921 2009-11-04 Ian Lance Taylor <iant@google.com>
5924 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5925 tags if data is discarded by linker script.
5926 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5927 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5928 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5929 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5931 2009-11-04 Ian Lance Taylor <iant@google.com>
5933 * layout.cc (Layout::get_output_section): Add is_interp and
5934 is_dynamic_linker_section parameters. Change all callers.
5935 (Layout::choose_output_section): Likewise.
5936 (Layout::make_output_section): Likewise.
5937 (Layout::add_output_section_data): Add is_dynamic_linker_section
5938 parameter. Change all callers.
5939 * layout.h (class Layout): Update declarations.
5940 * output.h (class Output_section): Add is_interp, set_is_interp,
5941 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5942 Add is_interp_, is_dynamic_linker_section_ fields. Change
5943 generate_code_fills_at_write_ to a bitfield.
5944 * output.cc (Output_section::Output_sections): Initialize new
5946 (Output_segment::add_output_section): Add do_sort parameter.
5949 2009-11-03 Ian Lance Taylor <iant@google.com>
5952 * options.h (class General_options): Add --warn-common.
5953 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5954 merging two common symbols.
5955 (Symbol_table::should_override): Handle --warn-common when merging
5956 a common symbol with a defined symbol. Use report_resolve_problem
5957 for multiple definitions.
5958 (Symbol_table::report_resolve_problem): New function.
5959 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5961 2009-11-03 Doug Kwan <dougkwan@google.com>
5963 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5965 (Target_arm::stub_factory): New method definition.
5966 (Target_arm::new_arm_input_section,
5967 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5968 Target_arm::reloc_uses_thumb_bit): New method declarations.
5969 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5970 New type definitions.
5971 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5972 member declarations.
5973 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5974 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5975 New method definitions.
5977 2009-11-03 Ian Lance Taylor <iant@google.com>
5979 * options.h (class General_options): Add --warn_constructors.
5981 2009-11-03 Ian Lance Taylor <iant@google.com>
5984 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5985 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5987 2009-11-03 Ian Lance Taylor <iant@google.com>
5990 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5991 --msgid-bugs-address.
5992 (install-pdf): New target.
5993 (install-data_yes): Look up one directory to find mkinstalldirs.
5995 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5997 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6000 2009-10-30 Doug Kwan <dougkwan@google.com>
6002 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6004 2009-10-30 Doug Kwan <dougkwan@google.com>
6006 * arm.cc (Stub_addend_reader): New struct template definition
6007 and partial specializations.
6008 (Stub_addend_reader::operator()): New method definition for a
6009 partially specialized template.
6011 2009-10-30 Doug Kwan <dougkwan@google.com>
6013 * arm.cc (Arm_relobj::processor_specific_flags): New method
6015 (Arm_relobj::do_read_symbols): New method declaration.
6016 (Arm_relobj::processor_specific_flags_): New data member declaration.
6017 (Arm_dynobj): New class definition.
6018 (Target_arm::do_finalize_sections): Add input_objects parameter.
6019 (Target_arm::do_adjust_elf_header): New method declaration.
6020 (Target_arm::are_eabi_versions_compatible,
6021 (Target_arm::merge_processor_specific_flags): New method declaration.
6022 (Target_arm::do_make_elf_object): New overloaded method definitions
6024 (Arm_relobj::do_read_symbols): New method definition.
6025 (Arm_dynobj::do_read_symbols): Ditto.
6026 (Target_arm::do_finalize_sections): Add input_objects parameters.
6027 Merge processor-specific flags from all input objects.
6028 (Target_arm::are_eabi_versions_compatible,
6029 Target_arm::merge_processor_specific_flags,
6030 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6031 New method definitions.
6032 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6033 Input_objects pointer type parameter.
6034 * layout.cc (Layout::finalize): Pass input objects to target's.
6035 finalize_sections function.
6036 * output.cc (Output_file_header::do_sized_write): Set ELF file
6037 header's processor-specific flags.
6038 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6039 Input_objects pointer type parameter.
6040 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6041 * target.h (Input_objects): New forward class declaration.
6042 (Target::processor_specific_flags,
6043 Target::are_processor_specific_flags_sect): New method definitions.
6044 (Target::finalize_sections): Add input_objects parameter.
6045 (Target::Target): Initialize processor_specific_flags_ and
6046 are_processor_specific_flags_set_.
6047 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6049 (Target::set_processor_specific_flags): New method definition.
6050 (Target::processor_specific_flags_,
6051 Target::are_processor_specific_flags_set_): New data member
6053 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6054 Input_objects pointer type parameter.
6056 2009-10-30 Doug Kwan <dougkwan@google.com>
6058 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6060 2009-10-28 Ian Lance Taylor <iant@google.com>
6062 * object.h (class Relobj): Drop options parameter from
6063 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6064 do_scan_relocs, do_relocate. Change all callers.
6065 (class Sized_relobj): Drop options parameters from
6066 do_gc_process_relocs, do_scan_relocs, do_relocate,
6067 do_relocate_sections, relocate_sections, emit_relocs_scan,
6068 emit_relocs_scan_reltype. Change all callers.
6069 (struct Relocate_info): Remove options field and all references to
6071 * reloc.h (class Read_relocs): Remove options constructor
6072 parameter and options_ field. Change all callers.
6073 (class Gc_process_relocs, class Scan_relocs): Likewise.
6074 (class Relocate_task): Likewise.
6075 * target-reloc.h (scan_relocs): Remove options parameter. Change
6077 (scan_relocatable_relocs): Likewise.
6078 * target.h (class Sized_target): Remove options parameter from
6079 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6081 * gc.h (gc_process_relocs): Remove options parameter. Change all
6083 * arm.cc: Update functions to remove options parameters.
6084 * i386.cc: Likewise.
6085 * powerpc.cc: Likewise.
6086 * sparc.cc: Likewise.
6087 * x86_64.cc: Likewise.
6088 * testsuite/testfile.cc: Likewise.
6090 2009-10-28 Doug Kwan <dougkwan@google.com>
6092 * arm.cc (Arm_relobj): New class definition.
6093 (Arm_relobj::scan_sections_for_stubs,
6094 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6095 New method definitions.
6097 2009-10-28 Cary Coutant <ccoutant@google.com>
6099 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6100 (Plugin::cleanup_done_): New member.
6101 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6102 (Plugin_manager::cleanup_done_): Remove.
6103 (Plugin_manager::add_input_file): Edit error message.
6104 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6105 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6107 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6109 * fileread.cc: (File_read::View::~View): Use the new
6110 data_ownership_ filed.
6111 (File_read::~File_read): Dispose the new whole_file_view_.
6112 (File_read::open): Mmap the whole file if needed.
6113 (File_read::open): Use whole_file_view_ instead of contents_.
6114 (File_read::find_view): Use whole_file_view_ if applicable.
6115 (File_read::do_read): Use whole_file_view_ instead of contents_.
6116 (File_read::make_view): Use whole_file_view_ instead of contents_,
6117 update File_read::View::View call.
6118 (File_read::find_or_make_view): Update File_read::View::View
6120 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6122 (File_read::View::Data_ownership): New enum.
6123 (File_read::View::View): Replace bool mapped_ with Data_ownership
6125 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6126 (File_read::View::data_ownership_): New field.
6127 (File_read::contents_): Remove (replaced by whole_file_view_).
6128 (File_read::whole_file_view_): New field.
6129 * options.h (class General_options): Add --keep-files-mapped.
6131 2009-10-27 Cary Coutant <ccoutant@google.com>
6133 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6134 * testsuite/Makefile.am (plugin_test_5): New test case.
6135 * testsuite/Makefile.in: Regenerate.
6137 2009-10-25 Doug Kwan <dougkwan@google.com>
6139 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6140 from private to protected to allow access by child class.
6141 (Sized_relobj::do_relocate_sections): New method declaration.
6142 (Sized_relobj::relocate_sections): Virtualize.
6143 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6144 Sized_relobj::relocate_sections. Instantiate template explicitly
6145 for different target sizes and endianity.
6147 2009-10-24 Doug Kwan <dougkwan@google.com>
6149 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6150 (Arm_input_section::as_arm_input_section): New method.
6151 (Arm_output_section): New class definition.
6152 (Arm_output_section::create_stub_group,
6153 Arm_output_section::group_sections): New method definitions.
6155 2009-10-22 Doug Kwan <dougkwan@google.com>
6157 * arm.cc (Arm_input_section): New class definition.
6158 (Arm_input_section::init, Arm_input_section:do_write,
6159 Arm_input_section::set_final_data_size,
6160 Arm_input_section::do_reset_address_and_file_offset): New method
6163 2009-10-21 Doug Kwan <dougkwan@google.com>
6165 * arm.cc (Stub_table, Arm_input_section): New forward class
6167 (Stub_table): New class defintion.
6168 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6169 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6170 New method definition.
6172 2009-10-21 Doug Kwan <dougkwan@google.com>
6174 * arm.cc: Update copyright comments.
6175 (Target_arm): New forward class template declaration.
6176 (Arm_address): New type.
6177 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6178 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6179 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6181 (Insn_template): Same.
6182 (DEF_STUBS): New macro.
6183 (Stub_type): New enum type.
6184 (Stub_template): New class definition.
6187 (Stub_factory): Same.
6188 (Target_arm::Target_arm): Initialize may_use_blx_ and
6189 should_force_pic_veneer_.
6190 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6191 Target_arm::should_force_pic_veneer,
6192 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6193 Target_arm::using_thumb_only, Target_arm:;default_target): New
6195 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6196 New data member declarations.
6197 (Insn_template::size, Insn_template::alignment): New method defintions.
6198 (Stub_template::Stub_template): New method definition.
6199 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6200 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6201 (Stub_factory::Stub_factory): New method definition.
6202 * gold.h (string_hash): New template.
6203 * output.h (Input_section_specifier::hash_value): Use
6205 (Input_section_specifier::string_hash): Remove.
6206 * stringpool.cc (Stringpool_template::string_hash): Use
6209 2009-10-20 Doug Kwan <dougkwan@google.com>
6211 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6212 symbols of relaxed input sections.
6213 * output.h (Output_section::find_relaxed_input_section): Make
6216 2009-10-16 Doug Kwan <dougkwan@google.com>
6218 * dynobj.cc (Versions::Versions): Initialize version_script_.
6219 Only insert base version symbol definition for a shared object
6220 if version script defines any version versions.
6221 (Versions::define_base_version): New method definition.
6222 (Versions::add_def): Check that base version is not needed.
6223 (Versions::add_need): Define base version lazily.
6224 * dynobj.h (Versions::define_base_version): New method declaration.
6225 (Versions::needs_base_version_): New data member declaration.
6226 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6227 (check_DATA): Add no_version_test.stdout.
6228 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6230 * testsuite/Makefile.in: Regenerate.
6231 * testsuite/no_version_test.c: New file.
6232 * testsuite/no_version_test.sh: Ditto.
6234 2009-10-16 Doug Kwan <dougkwan@google.com>
6236 * expression.cc (class Segment_start_expression): New class definition.
6237 (Segment_start_expression::value): New method definition.
6238 (script_exp_function_segment_start): Return a new
6239 Segment_start_expression.
6240 * gold/script-c.h (script_saw_segment_start_expression): New function
6242 * script-sections.cc (Script_sections::Script_sections): Initialize
6243 SAW_SEGMENT_START_EXPRESSION_ to false.
6244 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6245 and -Tbbs options to specify section addresses if given in
6246 command line and no SEGMENT_START expression is seen in a script.
6247 * script-sections.h (Script_sections::saw_segment_start_expression,
6248 Script_sections::set_saw_segment_start_expression): New method
6250 (Script_sections::saw_segment_start_expression_): New data member
6252 * script.cc (script_saw_segment_start_expression): New function.
6253 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6254 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6255 script_test_7.sh and script_test_8.sh.
6256 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6257 script_test_8.stdout.
6258 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6259 (script_test_6, script_test_6.stdout, script_test_7,
6260 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6261 * Makefile.in: Regenerate.
6262 * testsuite/script_test_6.sh: New file.
6263 * testsuite/script_test_6.t: Same.
6264 * testsuite/script_test_7.sh: Same.
6265 * testsuite/script_test_7.t: Same.
6266 * testsuite/script_test_8.sh: Same.
6268 2009-10-16 Doug Kwan <dougkwan@google.com>
6270 * output.cc (Output_segment::set_section_list_address): Cast
6271 expressions to unsigned long long type to avoid format warnings.
6273 2009-10-15 Ian Lance Taylor <iant@google.com>
6275 * script.cc (Script_options::add_symbol_assignment): Always add a
6276 dot assignment to script_sections_.
6277 * script-sections.cc (Script_sections::add_dot_assignment):
6278 Initialize if necessary.
6280 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6281 program headers with no load segment if there is a linker script.
6283 * layout.cc (Layout::set_segment_offsets): Align the file offset
6284 to the segment aligment for -N or -n with no load segment.
6285 * output.cc (Output_segment::add_output_section): Don't crash if
6286 the first section is a TLS section.
6287 (Output_segment::set_section_list_addresses): Print an error
6288 message if the address moves backward in a linker script.
6289 * script-sections.cc
6290 (Output_section_element_input::set_section_addresses): Don't
6291 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6292 (Orphan_output_section::set_section_addresses): Likewise.
6294 2009-10-15 Doug Kwan <dougkwan@google.com>
6296 * layout.cc (Layout::finish_dynamic_section): Generate tags
6297 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6298 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6299 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6301 2009-10-14 Ian Lance Taylor <iant@google.com>
6303 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6305 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6306 data_shdr fields of relinfo.
6307 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6308 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6309 R_386_TLS_LDO_32, adjust based on section flags.
6310 (Target_i386::Relocate::fix_up_ldo): Remove.
6312 2009-10-13 Ian Lance Taylor <iant@google.com>
6314 Add support for -pie.
6315 * options.h (class General_options): Add -pie and
6317 (General_options::output_is_position_independent): Test -pie.
6318 (General_options::output_is_executable): Return true if not shared
6319 and not relocatable.
6320 (General_options::output_is_pie): Remove.
6321 * options.cc (General_options::finalize): Reject incompatible uses
6323 * gold.cc (queue_middle_tasks): A -pie link is not static.
6324 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6325 * symtab.cc (Symbol::final_value_is_known): Return false if
6326 output_is_position_independent.
6327 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6328 output_is_position_independent.
6329 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6330 output_is_position_independent.
6331 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6332 output_is_position_independent.
6333 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6335 (basic_pie_test.o, basic_pie_test): New targets.
6336 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6337 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6338 (two_file_pie_test): New target.
6339 * testsuite/Makefile.in: Rebuild.
6340 * README: Remove note saying that -pie is not supported.
6342 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6344 * options.h (class General_options): Add -init and -fini.
6345 * layout.cc (Layout::finish_dynamic_section): Emit
6346 given init and fini functions.
6348 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6350 * gc.h (gc_process_relocs): Check if icf is enabled using new
6352 * gold.cc (queue_initial_tasks): Likewise.
6353 (queue_middle_tasks): Likewise.
6354 * object.cc (do_layout): Likewise.
6355 * symtab.cc (is_section_folded): Likewise.
6356 * main.cc (main): Likewise.
6357 * reloc.cc (Read_relocs::run): Likewise.
6358 (Sized_relobj::do_scan_relocs): Likewise.
6359 * icf.cc (is_function_ctor_or_dtor): New function.
6360 (Icf::find_identical_sections): Check if function is ctor or dtor when
6362 * options.h (General_options::icf): Change option to be an enum.
6363 (Icf_status): New enum.
6364 (icf_enabled): New method.
6365 (icf_safe_folding): New method.
6366 (set_icf_status): New method.
6367 (icf_status_): New variable.
6368 * (options.cc) (General_options::finalize): Set icf_status_.
6369 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6370 icf_test and icf_keep_unique_test to use the --icf enum flag.
6371 * testsuite/icf_safe_test.sh: New file.
6372 * testsuite/icf_safe_test.cc: New file.
6374 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6376 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6377 includes to gc.h and icf.h.
6378 * arm.cc: Include gc.h.
6379 * gold.cc: Likewise.
6380 * i386.cc: Likewise.
6381 * powerpc.cc: Likewise.
6382 * sparc.cc: Likewise.
6383 * x86_64.cc: Likewise.
6384 * gc.h: Include icf.h.
6386 2009-10-11 Ian Lance Taylor <iant@google.com>
6388 * plugin.cc: Include "gold.h" before other header files.
6390 2009-10-10 Chris Demetriou <cgd@google.com>
6392 * options.h (Input_file_argument::Input_file_type): New enum.
6393 (Input_file_argument::is_lib_): Replace with...
6394 (Input_file_argument::type_): New member.
6395 (Input_file_argument::Input_file_argument): Take Input_file_type
6396 'type' rather than boolean 'is_lib' as second argument.
6397 (Input_file_argument::is_lib): Use type_.
6398 (Input_file_argument::is_searched_file): New function.
6399 (Input_file_argument::may_need_search): Handle is_searched_file.
6400 * options.cc (General_options::parse_library): Support -l:filename.
6401 (General_options::parse_just_symbols): Update for Input_file_argument
6403 (Command_line::process): Likewise.
6404 * archive.cc (Archive::get_file_and_offset): Likewise.
6405 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6406 * script.cc (read_script_file, script_add_file): Likewise.
6407 * fileread.cc (Input_file::Input_file): Likewise.
6408 (Input_file::will_search_for): Handle is_searched_file.
6409 (Input_file::open): Likewise.
6410 * readsyms.cc (Read_symbols::get_name): Likewise.
6411 * testsuite/Makefile.am (searched_file_test): New test.
6412 * testsuite/Makefile.in: Regenerate.
6413 * testsuite/searched_file_test.cc: New file.
6414 * testsuite/searched_file_test_lib.cc: New file.
6416 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6417 Ian Lance Taylor <iant@google.com>
6419 * descriptor.cc: Include <cstdio> and "binary-io.h".
6420 (Descriptors::open): Open the files in binary mode always.
6421 * script.cc (Lex::get_token): Treat \r as whitespace.
6423 2009-10-09 Ian Lance Taylor <iant@google.com>
6425 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6427 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6428 Ian Lance Taylor <iant@google.com>
6430 * configure.ac: Check for readv function also.
6431 * fileread.cc (readv): Define if not HAVE_READV.
6432 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6434 * config.in: Regenerate.
6435 * configure: Regenerate.
6437 2009-10-09 Doug Kwan <dougkwan@google.com>
6439 * layout.cc (Layout::make_output_section): Call target hook to make
6440 ordinary output section.
6441 (Layout::finalize): Adjust parameter list of call the
6442 Target::may_relax().
6443 * layout.h (class Layout::section_list): New method.
6444 * merge.h (Output_merge_base::entsize): Change visibility to public.
6445 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6447 (Output_merge_string::do_is_string): New method.
6448 * object.cc (Sized_relobj::do_setup): renamed from
6449 Sized_relobj::set_up.
6450 * object.h (Sized_relobj::adjust_shndx,
6451 Sized_relobj::initializ_input_to_output_maps,
6452 Sized_relobj::free_input_to_output_maps): Change visibilities to
6454 (Sized_relobj::setup): Virtualize.
6455 (Sized_relobj::do_setup): New method declaration.
6456 (Sized_relobj::invalidate_section_offset,
6457 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6458 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6459 * options.cc (parse_int): New function.
6460 * options.h (parse_int): New declaration.
6461 (DEFINE_int): New macro.
6462 (stub_group_size): New option.
6463 * output.cc (Output_section::Output_section): Initialize memebers
6464 merge_section_map_, merge_section_by_properties_map_,
6465 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6466 (Output_section::add_input_section): Handled deferred code-fill
6467 generation and remove an old comment.
6468 (Output_section::add_relaxed_input_section): New method definition.
6469 (Output_section::add_merge_input_section): Use merge section by
6470 properties map to speed to search. Update merge section maps
6472 (Output_section::build_relaxation_map): New method definition.
6473 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6475 (Output_section::relax_input_section): Renamed to
6476 Output_section::convert_input_sections_to_relaxed_sections and change
6477 interface to take a vector of pointers to relaxed sections.
6478 (Output_section::find_merge_section,
6479 Output_section::find_relaxed_input_section): New method definitions.
6480 (Output_section::is_input_address_mapped,
6481 Output_section::output_offset, Output_section::output_address):
6482 Use output section data maps to speed up searching.
6483 (Output_section::find_starting_output_address): Add comments.
6484 (Output_section::do_write,
6485 Output_section::write_to_postprocessing_buffer): Do code-fill
6486 generation as appropriate.
6487 (Output_section::get_input_sections): Invalidate relaxed input section
6489 (Output_section::restore_states): Adjust type of checkpoint .
6490 Invalidate relaxed input section map.
6491 * output.h (Output_merge_base): New class declaration.
6492 (Input_section_specifier): New class defintion.
6493 (class Output_relaxed_input_section) Change base class to
6494 Output_section_data_build.
6495 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6496 base class initializer.
6497 (Output_section::add_relaxed_input_section): New method declaration.
6498 (Output_section::Input_section): Change visibility to protected.
6499 (Output_section::Input_section::relobj,
6500 Output_section::Input_section::shndx): Handle relaxed input sections.
6501 Output_section::input_sections) Change visibility to protected. Also
6502 define overload to return a non-const pointer.
6503 (Output_section::Merge_section_properties): New class defintion.
6504 (Output_section::Merge_section_by_properties_map,
6505 Output_section::Output_section_data_by_input_section_map,
6506 Output_section::Relaxation_map): New types.
6507 (Output_section::relax_input_section): Rename method to
6508 Output_section::convert_input_sections_to_relaxed_sections and change
6509 interface to take a vector of relaxed section pointers.
6510 (Output_section::find_merge_section,
6511 Output_section::find_relaxed_input_section,
6512 Output_section::build_relaxation_map,
6513 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6514 New method declarations.
6515 (Output_section::merge_section_map_
6516 Output_section::merge_section_by_properties_map_,
6517 Output_section::relaxed_input_section_map_,
6518 Output_section::is_relaxed_input_section_map_valid_,
6519 Output_section::generate_code_fills_at_write_): New data members.
6520 * script-sections.cc
6521 (Output_section_element_input::set_section_addresses): Call
6522 current_data_size and addralign methods of relaxed input sections.
6523 (Orphan_output_section::set_section_addresses): Call current_data_size
6524 and addralign methods of relaxed input sections.
6525 * symtab.cc (Symbol_table::compute_final_value): Extract template
6526 from the body of Symbol_table::sized_finalize_symbol.
6527 (Symbol_table::sized_finalized_symbol): Call
6528 Symbol_table::compute_final_value.
6529 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6530 (Symbol_table::compute_final_value): New templated method declaration.
6531 * target.cc (Target::do_make_output_section): New method defintion.
6532 * target.h (Target::make_output_section): New method declaration.
6533 (Target::relax): Add more parameters for input objects, symbol table
6534 and layout. Adjust call to do_relax.
6535 (Target::do_make_output_section): New method declaration.
6536 (Target::do_relax): Add parameters for input objects, symbol table
6539 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6541 * pread.c: Include stdio.h.
6543 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6545 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6548 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6550 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6551 Change read_shndx type to unsigned int.
6552 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6554 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6555 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6556 Change read_shndx type to unsigned int.
6557 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6559 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6560 * layout.cc (Layout::create_symtab_sections): Cast the result of
6561 local_symcount * symsize to off_t in the gold_assert.
6563 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6565 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6566 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6568 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6569 (Arm_relocate_functions::thm_abs5): New function.
6570 (Arm_relocate_functions::abs12): New function.
6571 (Arm_relocate_functions::abs16): New function.
6572 (Arm_relocate_functions::base_abs): New function.
6573 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6574 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6575 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6577 (Scan::global): Likewise.
6578 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6579 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6580 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6581 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6584 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6586 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6587 (Arm_relocate_functions::movt_prel): New function.
6588 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6589 (Arm_relocate_functions::thm_movt_prel): New function.
6590 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6591 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6592 (Scan::global, Relocate::relocate): Likewise.
6593 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6595 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6597 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6598 Incremental_checker.
6599 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6601 (class Incremental_inputs_header): New class.
6602 (Incremental_inputs_header_writer): Edit comment.
6603 (Incremental_inputs_entry): New class.
6604 (Incremental_inputs_entry_writer): Edit comment.
6605 (Sized_incremental_binary::do_find_incremental_inputs_section):
6606 Add *strtab_shndx parameter, fill it.
6607 (Sized_incremental_binary::do_check_inputs): New method.
6608 (Incremental_checker::can_incrementally_link_output_file): Use
6609 Sized_incremental_binary::check_inputs.
6610 (Incremental_inputs::report_command_line): Save command line in
6613 (Incremental_binary::find_incremental_inputs_section): New
6615 (Incremental_binary::do_find_incremental_inputs_section): Add
6616 strtab_shndx parameter.
6617 (Incremental_binary::do_check_inputs): New pure virtual method.
6618 (Sized_incremental_binary::do_check_inputs): Declare.
6619 (Incremental_checker::Incremental_checker): Add incremental_inputs
6620 parameter, use it to initialize incremental_inputs_.
6621 (Incremental_checker::incremental_inputs_): New field.
6622 (Incremental_checker::command_line): New method.
6623 (Incremental_checker::inputs): New method.
6624 (Incremental_checker::command_line_): New field.
6626 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6628 * incremental.cc: Include <cstdarg> and "target-select.h".
6629 (vexplain_no_incremental): New function.
6630 (explain_no_incremental): New function.
6631 (Incremental_binary::error): New method.
6632 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6634 (make_sized_incremental_binary): New function.
6635 (open_incremental_binary): New function.
6636 (can_incrementally_link_file): Add checks if output is ELF and has
6638 * incremental.h: Include "elfcpp_file.h" and "output.h".
6639 (Incremental_binary): New class.
6640 (Sized_incremental_binary): New class.
6641 (open_incremental_binary): Declare.
6642 * object.cc (is_elf_object): Use
6643 elfcpp::Elf_recognizer::is_elf_file.
6644 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6645 * output.h (Output_file::filesize): New method.
6647 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6649 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6651 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6652 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6654 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6656 (Arm_relocate_functions::movw_abs_nc): New function.
6657 (Arm_relocate_functions::movt_abs): New function.
6658 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6659 (Arm_relocate_functions::thm_movt_abs): New function.
6660 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6661 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6662 (Scan::global): Likewise.
6663 (Relocate::relocate): Likewise.
6664 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6666 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6668 * arm.cc (Arm_relocate_functions::got_prel) New function.
6669 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6670 (Relocate::relocate): Likewise.
6671 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6673 2009-10-06 Ian Lance Taylor <iant@google.com>
6675 * options.h (class General_options): Define
6676 split_stack_adjust_size parameter.
6677 * object.h (class Object): Add uses_split_stack_ and
6678 has_no_split_stack_ fields. Add uses_split_stack and
6679 has_no_split_stack accessor functions. Declare
6680 handle_split_stack_section.
6681 (class Reloc_symbol_changes): Define.
6682 (class Sized_relobj): Define Function_offsets. Declare
6683 split_stack_adjust, split_stack_adjust_reltype, and
6685 * object.cc (Object::handle_split_stack_section): New function.
6686 (Sized_relobj::do_layout): Call handle_split_stack_section.
6687 * dynobj.cc (Sized_dynobj::do_layout): Call
6688 handle_split_stack_section.
6689 * reloc.cc (Sized_relobj::relocate_sections): Call
6690 split_stack_adjust for executable sections in split_stack
6691 objects. Pass reloc_map to relocate_section.
6692 (Sized_relobj::split_stack_adjust): New function.
6693 (Sized_relobj::split_stack_adjust_reltype): New function.
6694 (Sized_relobj::find_functions): New function.
6695 * target-reloc.h: Include "object.h".
6696 (relocate_section): Add reloc_symbol_changes parameter. Change
6698 * target.h (class Target): Add calls_non_split method. Declare
6699 do_calls_non_split virtual method. Declare match_view and
6701 * target.cc: Include "elfcpp.h".
6702 (Target::do_calls_non_split): New function.
6703 (Target::match_view): New function.
6704 (Target::set_view_to_nop): New function.
6705 * gold.cc (queue_middle_tasks): Give an error if mixing
6706 split-stack and non-split-stack objects with -r.
6707 * i386.cc (Target_i386::relocate_section): Add
6708 reloc_symbol_changes parameter.
6709 (Target_i386::do_calls_non_split): New function.
6710 * x86_64.cc (Target_x86_64::relocate_section): Add
6711 reloc_symbol_changes parameter.
6712 (Target_x86_64::do_calls_non_split): New function.
6713 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6715 * powerpc.cc (Target_powerpc::relocate_section): Add
6716 reloc_symbol_changes parameter.
6717 * sparc.cc (Target_sparc::relocate_section): Add
6718 reloc_symbol_changes parameter.
6719 * configure.ac: Call AM_CONDITIONAL for the default target.
6720 * configure: Rebuild.
6721 * testsuite/Makefile.am (TEST_AS): New variable.
6722 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6723 (check_DATA): Add split_i386 and split_x86_64 files.
6724 (SPLIT_DEFSYMS): Define.
6725 (split_i386_[1234n].o): New targets.
6726 (split_i386_[124]): New targets.
6727 (split_i386_[1234r].stdout): New targets.
6728 (split_x86_64_[1234n].o): New targets.
6729 (split_x86_64_[124]): New targets.
6730 (split_x86_64_[1234r].stdout): New targets.
6731 (MOSTLYCLEANFILES): Add new executables.
6732 * testsuite/split_i386.sh: New file.
6733 * testsuite/split_x86_64.sh: New file.
6734 * testsuite/split_i386_1.s: New file.
6735 * testsuite/split_i386_2.s: New file.
6736 * testsuite/split_i386_3.s: New file.
6737 * testsuite/split_i386_4.s: New file.
6738 * testsuite/split_i386_n.s: New file.
6739 * testsuite/split_x86_64_1.s: New file.
6740 * testsuite/split_x86_64_2.s: New file.
6741 * testsuite/split_x86_64_3.s: New file.
6742 * testsuite/split_x86_64_4.s: New file.
6743 * testsuite/split_x86_64_n.s: New file.
6744 * testsuite/testfile.cc (Target_test): Update relocation_section
6746 * testsuite/Makefile.in: Rebuild.
6748 2009-10-06 Ian Lance Taylor <iant@google.com>
6750 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6751 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6752 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6753 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6754 the address on ldo_addrs_.
6755 (Target_i386::Relocate::fix_up_ldo): New function.
6757 2009-10-06 Rafael Espindola <espindola@google.com>
6759 * plugin.cc (add_input_library): New.
6760 (Plugin::load): Add add_input_library to tv.
6761 (Plugin_manager::add_input_file): Add the is_lib argument.
6762 (add_input_file): Update call to Plugin_manager::add_input_file.
6763 (add_input_library): New.
6764 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6766 2009-09-30 Doug Kwan <dougkwan@google.com>
6768 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6769 symbol and call Symbol::may_need_copy_reloc to determine if
6770 a copy reloc is needed.
6771 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6772 nocopyreloc is given in command line.
6773 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6774 given in command line.
6775 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6776 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6777 of the removed Target_i386::may_need_copy_reloc.
6778 * options.h (copyreloc): New option with default value false.
6779 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6780 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6781 instead of the removed Target_powerpc::may_need_copy_reloc.
6782 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6783 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6784 instead of the removed Target_sparc::may_need_copy_reloc.
6785 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6786 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6787 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6788 instead of the removed Target_x86_64::may_need_copy_reloc.
6790 2009-09-30 Ian Lance Taylor <iant@google.com>
6792 * object.h (class Object): Remove target_ field, and target,
6793 sized_target, and set_target methods.
6794 (Object::sized_target): Remove.
6795 (class Sized_relobj): Update declarations. Remove sized_target.
6796 * object.cc (Sized_relobj::setup): Remove target parameter.
6798 (Input_objects::add_object): Don't do anything with the target.
6799 (make_elf_sized_object): Add punconfigured parameter. Change all
6800 callers. Set or test parameter target.
6801 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6803 * parameters.cc (Parameters::set_target): Change parameter type to
6805 (Parameters::default_target): Remove.
6806 (set_parameters_target): Change parameter type to be non-const.
6807 (parameters_force_valid_target): New function.
6808 (parameters_clear_target): New function.
6809 * parameters.h (class Parameters): Update declarations. Remove
6810 default_target method. Add sized_target and clear_target
6811 methods. Change target_ to be non-const.
6812 (set_parameters_target): Update declaration.
6813 (parameters_force_valid_target): Declare.
6814 (parameters_clear_target): Declare.
6815 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6816 as NULL if we aren't searching.
6817 (Add_symbols::run): Don't check for compatible target.
6818 * fileread.cc (Input_file::open_binary): Call
6819 parameters_force_valid_target.
6820 * gold.cc (queue_middle_tasks): Likewise.
6821 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6822 set_target on object.
6823 * dynobj.h (class Sized_dynobj): Update declarations.
6824 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6825 make_elf_object returns NULL.
6826 (Archive::include_member): Don't check whether object target is
6828 * output.cc (Output_section::add_input_section): Get target from
6830 (Output_section::relax_input_section): Likewise.
6831 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6833 (Sized_relobj::do_scan_relocs): Likewise.
6834 (Sized_relobj::relocate_sections): Likewise.
6835 * resolve.cc (Symbol_table::resolve): Likewise.
6836 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6837 parameter. Change all callers.
6838 (Symbol_table::add_from_object): Get target from parameters.
6839 (Symbol_table::add_from_relobj): Don't check object target.
6840 (Symbol_table::add_from_dynobj): Likewise.
6841 (Symbol_table::define_special_symbol): Get target from
6843 * symtab.h (class Symbol_table): Update declaration.
6844 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6845 parameter. Change all callers. Clear parameter target.
6846 (Binary_test): Test target here.
6847 * testsuite/object_unittest.cc (gold_testsuite): Remove
6848 target_test_pointer parameter. Change all callers.
6849 (Object_test): Test target here.
6851 2009-09-26 Ian Lance Taylor <iant@google.com>
6853 * testsuite/initpri1.c: Don't try to use constructor priorities if
6854 compiling with gcc before 4.3.
6856 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6858 * testsuite/retain_symbols_file_test.sh (check_present): Change
6859 output file name to retain_symbols_file_test.stdout.
6860 (check_absent): Likewise.
6862 2009-09-18 Craig Silverstein <csilvers@google.com>
6864 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6865 * options.cc: Include <cerrno> and <fstream>.
6866 (General_options::finalize): Parse -retain-symbols-file tag.
6867 * options.h: New flag.
6868 (General_options): New method should_retain_symbol, new
6869 variable symbols_to_retain.
6870 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6871 should_retain_symbol map.
6872 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6873 * testsuite/Makefile.in: Regenerate.
6874 * testsuite/retain_symbols_file_test.sh: New file.
6876 2009-09-18 Nick Clifton <nickc@redhat.com>
6878 * po/es.po: Updated Spanish translation.
6880 2009-09-17 Doug Kwan <dougkwan@google.com>
6882 * debug.h (DEBUG_RELAXATION): New constant.
6883 (DEBUG_ALL): Add DEBUG_RELAXATION.
6884 (debug_string_to_enum): Add relaxation debug option.
6886 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6887 Layout::Relaxation_debug_check::read_sections,
6888 Layout::Relaxation_debug_check::read_sections): New method definitions.
6889 (Layout::Layout): Initialize data members
6890 record_output_section_data_from_scrips_,
6891 script_output_section_data_list_ and relaxation_debug_check_.
6892 (Layout::save_segments, Layout::restore_segments,
6893 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6894 Layout::relaxation_loop_body): New method definitions.
6895 (Layout::finalize): Support relaxation. Move section layout code to
6896 Layout::relaxation_loop_body.
6897 (Layout::set_asection_address_from_script): Move code for orphan
6898 section placement out.
6899 (Layout::place_orphan_sections_in_script): New method definition.
6900 * layout.h (Output_segment_headers, Output_file_header):
6901 New forward class declarations.
6902 (Layout::~Layout): Define.
6903 (Layout::new_output_section_data_from_script): New method definition.
6904 (Layout::place_orphan_sections_in_script): New method declaration.
6905 (Layout::Segment_states): New type declaration.
6906 (Layout::save_segments, Layout::restore_segments,
6907 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6908 Layout::relaxation_loop_body): New method declarations.
6909 (Layout::Output_section_data_list): New type declaration.
6910 (Layout::Relaxation_debug_check): New class definition.
6911 (Layout::record_output_section_data_from_script_,
6912 Layout::script_output_section_data_list_, Layout::segment_states_,
6913 Layout::relaxation_debug_check_): New data members.
6914 * output.cc: (Output_section_headers::do_size): New method definition.
6915 (Output_section_headers::Output_section_headers): Move size
6916 computation to Output_section_headers::do_size.
6917 (Output_segment_headers::do_size): New method definition.
6918 (Output_file_header::Output_file_header): Move size computation to
6919 Output_file_header::do_size and call it.
6920 (Output_file_header::do_size): New method definition.
6921 (Output_data_group::Output_data_group): Adjust call to
6922 Output_section_data.
6923 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6924 (Output_symtab_xindex::do_write): Add array bound check.
6925 (Output_section::Input_section::print_to_mapfile): Handle
6926 RELAXED_INPUT_SECTION_CODE.
6927 (Output_section::Output_section): Initialize data member checkpoint_.
6928 (Output_section::~Output_section): Delete checkpoint object pointed
6930 (Output_section::add_input_section): Always add an Input_section if
6932 (Output_section::add_merge_input_section): Add assert.
6933 (Output_section::relax_input_section): New method definition.
6934 (Output_section::set_final_data_size): Set load address to zero for
6935 an unallocated section.
6936 (Output_section::do_address_and_file_offset_have_reset_values):
6937 New method definition.
6938 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6939 Handle relaxed input section.
6940 (Output_section::sort_attached_input_sections): Checkpoint input
6941 section list lazily.
6942 (Output_section::get_input_sections): Change type of input_sections to
6943 list of Simple_input_section pointers. Checkpoint input section list
6944 lazily. Also handle relaxed input sections.
6945 (Output_section::add_input_section_for_script): Take a reference to
6946 a Simple_input_section object instead of Relobj pointer and section
6947 index as parameter. Handle relaxed input sections.
6948 (Output_section::save_states, Output_section::restore_states): New
6950 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6951 (Output_data::is_data_size_fixed): New method definition.
6952 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6954 (Output_data::address_and_file_offset_have_reset_values): New method
6956 (Output_data::do_address_and_file_offset_have_reset_values): New method
6958 (Output_data::set_data_size): Check that data size is not fixed.
6959 (Output_data::fix_data_size): New method definition.
6960 (Output_data::is_data_size_fixed_): New data member.
6961 (Output_section_headers::set_final_data_size): New method definition.
6962 (Output_section_headers::do_size): New method declaration.
6963 (Output_segment_headers::set_final_data_size): New method definition.
6964 (Output_segment_headers::do_size): New method declaration.
6965 (Output_file_header::set_final_data_size)::New method definition.
6966 (Output_file_header::do_size)::New method declaration.
6967 (Output_section_data::Output_section_data): Add new parameter
6968 is_data_size_fixed and use it to fix data size.
6969 (Output_data_const::Output_data_const): Adjust call to base class
6970 constructor and fix data size.
6971 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6972 base class constructor and fix data size.
6973 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6974 base class constructor and fix data size.
6975 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6976 class constructor and fix data size.
6977 (Output_data_group::set_final_data_size): New method definition.
6978 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6979 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6980 class constructor and fix data size.
6981 (Output_relaxed_input_section): New class definition.
6982 (Output_section::Simple_input_section): New class definition.
6983 (Output_section::get_input_sections): Adjust parameter list.
6984 (Output_section::add_input_section_for_script): Same.
6985 (Output_section::save_states, Output_section::restore_states,
6986 Output_section::do_address_and_file_offset_have_reset_values,
6987 (Output_section::Input_section::Input_section): Handle
6988 RELAXED_INPUT_SECTION_CODE. Add new overload for
6989 Output_relaxed_input_section.
6990 (Output_section::Input_section::is_input_section,
6991 Output_section::Input_section::set_output_section): Handle relaxed
6993 (Output_section::Input_section::is_relaxed_input_section,
6994 Output_section::Input_section::output_section_data,
6995 Output_section::Input_section::relaxed_input_section): New method
6997 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6999 (Output_section::Input_section::u1_): Update comments.
7000 (Output_section::Input_section::u2_): Add new union member poris.
7001 (Output_section::Checkpoint_output_section): New classs definition.
7002 (Output_section::relax_input_section): New method declaration.
7003 (Output_section::checkpoint_): New data member.
7004 (Output_segment): Update comments.
7005 (Output_segment::Output_segment): Un-privatize copy constructor.
7006 (Output_segment::operator=): Un-privatize.
7007 * script-sections.cc (Output_section_element::Input_section_list):
7008 Change element type to Output_section::Simple_input_section.
7009 (Output_section_element_dot_assignment::set_section_addresses):
7010 Register output section data for relaxation clean up.
7011 (Output_data_exression::Output_data_expression): Adjust call to base
7012 constructor to fix data size.
7013 (Output_section_element_data::set_section_addresses): Register
7014 Output_data_expression object for relaxation clean up.
7015 (struct Input_section_info): Replace Relobj pointer and section index
7016 pair with Output_section::Simple_input_section and Convert struct to a
7018 (Input_section_sorter::operator()): Adjust access to
7019 Input_section_info data member to use accessors.
7020 (Output_section_element_input::set_section_addresses): Use layout
7021 parameter. Adjust code to use Output_section::Simple_input_section
7022 and Input_secction_info classes. Register filler for relaxation
7024 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7025 and section index pair with Output_section::Simple_input_section
7026 class. Adjust code accordingly.
7027 (Phdrs_element::release_segment): New method definition.
7028 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7030 (Script_sections::release_segments): New method definition.
7031 * gold/script-sections.h (Script_sections::release_segments): New
7033 * gold/target.h (Target::may_relax, Target::relax,
7034 Target::do_may_relax, Target::do_relax): New method definitions.
7036 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7038 * arm.cc (has_signed_unsigned_overflow): New function.
7039 (Arm_relocate_functions::abs8): New function.
7040 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7041 (Target_arm::Scan::global): Likewise.
7042 (Target_arm::relocate::relocate): Likewise.
7043 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7046 2009-09-16 Cary Coutant <ccoutant@google.com>
7048 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7049 * testsuite/Makefile.in: Regenerate.
7051 2009-09-11 Nick Clifton <nickc@redhat.com>
7053 * po/gold.pot: Updated by the Translation project.
7055 2009-09-08 Cary Coutant <ccoutant@google.com>
7057 * output.cc (Output_file::open): Add execute permission to empty file.
7058 * testsuite/Makefile.am (permission_test): New test.
7059 * testsuite/Makefile.in: Regenerate.
7061 2009-09-02 Ian Lance Taylor <iant@google.com>
7063 * output.cc (Output_file::resize): Call map_no_anonymous rather
7066 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7068 * gold.cc: Include "incremental.h".
7069 (queue_initial_tasks): Call Incremental_checker methods.
7070 * incremental.cc: Include "output.h".
7071 (Incremental_checker::can_incrementally_link_output_file): New
7073 * incremental.h (Incremental_checker): New class.
7075 * output.cc (Output_file::open_for_modification): New method.
7076 (Output_file::map_anonymous): Changed return type to bool. Record
7078 (Output_file::map_no_anonymous): New method, broken out of map.
7079 (Output_file::map): Use map_no_anonymous and map_anonymous.
7080 * output.h (class Output_file): Update declarations.
7082 2009-08-24 Cary Coutant <ccoutant@google.com>
7084 * options.h (Command_line::Pre_options): New class.
7085 (Command_line::pre_options): New member.
7086 * options.cc (gold::options::ready_to_register): New variable.
7087 (One_option::register_option): Do nothing if not registering options.
7088 Assert if same short option registered twice.
7089 (General_options::General_options): Turn off option registration when
7091 (Command_line::Pre_options::Pre_options): New constructor.
7093 2009-08-24 Cary Coutant <ccoutant@google.com>
7095 * options.h (General_options::no_keep_memory): Remove incorrect
7098 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7100 * Makefile.am (am__skiplex, am__skipyacc): New.
7101 * Makefile.in: Regenerate.
7103 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7105 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7106 (INCLUDES): ... this.
7107 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7108 (AM_CPPFLAGS): Renamed from ...
7109 (INCLUDE): ... this.
7110 * Makefile.in, testsuite/Makefile.in: Regenerate.
7112 * Makefile.in: Regenerate.
7113 * aclocal.m4: Likewise.
7114 * config.in: Likewise.
7115 * configure: Likewise.
7116 * testsuite/Makefile.in: Likewise.
7118 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7119 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7120 * Makefile.in: Regenerate.
7121 * testsuite/Makefile.in: Regenerate.
7123 2009-08-19 Cary Coutant <ccoutant@google.com>
7125 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7126 symbols in shared libraries overridden by hidden or internal symbols
7127 in the main program.
7129 2009-08-19 Chris Demetriou <cgd@google.com>
7131 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7132 checking source file names in error messages.
7134 2009-08-18 Doug Kwan <dougkwan@google.com>
7136 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7137 an elcpp::Ehdr as parameter. Adjust call to set_target.
7138 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7139 an elfcpp::Ehdr as parameter.
7140 * object.cc (Object::set_target): Remove the version that looks up
7141 a target and sets it.
7142 (Sized_relobj::setup): Take a Target object instead of
7143 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7144 (make_elf_sized_object): Find target and ask target to
7146 * object.h: (Object::set_target): Remove the version that looks up
7147 a target and sets it.
7148 (Sized_relobj::setup): Take a Target object instead of
7149 an elfcpp:Ehdr as parameter.
7150 * target.cc: Include dynobj.h.
7151 (Target::do_make_elf_object_implementation): New.
7152 (Target::do_make_elf_object): New.
7153 * target.h (Target::make_elf_object): New template declaration.
7154 (Target::do_make_elf_object): New method declarations.
7155 (Target::do_make_elf_object_implementation): New template declaration.
7157 2009-08-14 Ian Lance Taylor <iant@google.com>
7159 * gold.h (FUNCTION_NAME): Define.
7160 (gold_unreachable): Use FUNCTION_NAME.
7162 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7164 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7165 symbol in the --keep-unique list is not found.
7167 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7169 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7170 been maked as --keep-unique.
7171 (Icf::unfold_section): New function.
7172 * icf.h (Icf::unfold_section): New function.
7173 * options.h (General_options::keep_unique): New option.
7174 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7175 * testsuite/Makefile.in: Regenerate.
7176 * testsuite/icf_keep_unique_test.sh: New file.
7177 * testsuite/icf_keep_unique_test.cc: New file.
7179 2009-08-12 Cary Coutant <ccoutant@google.com>
7182 * resolve.cc (Symbol_table::resolve): Check for references from
7183 dynamic objects to hidden and internal symbols.
7184 * testsuite/Makefile.am (hidden_test.sh): New test.
7185 * testsuite/Makefile.in: Regenerate.
7186 * testsuite/hidden_test.sh: New script.
7187 * testsuite/hidden_test_1.c: New test source.
7188 * testsuite/hidden_test_main.c: New test source.
7190 2009-08-11 Doug Kwan <dougkwan@google.com>
7192 * arm.cc: Update comments.
7193 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7194 segment to locate the .ARM.exidx section if present.
7196 2009-08-09 Doug Kwan <dougkwan@google.com>
7198 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7201 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7202 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7205 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7207 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7208 valid tls_segment only for non-debug-section relocations.
7209 * testsuite/Makefile.am: Add gc_tls_test.
7210 * testsuite/Makefile.in: Regenerate.
7211 * testsuite/gc_tls_test.cc: New file.
7212 * testsuite/gc_tls_test.sh: New file.
7214 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7218 * Makefile.am (CCFILES): Add icf.cc.
7220 * Makefile.in: Regenerate.
7221 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7222 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7223 section, symbol and addend information for the relocs.
7224 * gold.cc (queue_middle_tasks): Call identical code folding.
7225 * gold.h: Add defines for multimap.
7226 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7227 to the call of finalize_local_symbols.
7228 * main.cc (main): Create object of class Icf.
7229 * object.cc (Sized_relobj::do_layout): Allow this function to be
7230 called twice during icf.
7231 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7232 to sections marked as identical by icf.
7233 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7235 (Sized_relobj::do_section_entsize): New function.
7236 * object.h (Object::section_entsize): New function.
7237 (Object::do_section_entsize): New pure virtual function.
7238 (Relobj::finalize_local_symbols): Add new parameter.
7239 (Relobj::do_section_entsize): New function.
7240 * options.h (General_options::icf): New option.
7241 (General_options::icf_iterations): New option.
7242 (General_options::print_icf_sections): New option.
7243 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7244 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7245 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7247 * symtab.cc (Symbol_table::is_section_folded): New function.
7248 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7249 to sections marked as identical by icf.
7250 * symtab.h (Symbol_table::set_icf): New function.
7251 (Symbol_table::icf): New function.
7252 (Symbol_table::is_section_folded): New function.
7253 (Symbol_table::icf_): New data member.
7254 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7255 * testsuite/Makefile.am: Add commands to build icf_test.
7256 * testsuite/Makefile.in: Regenerate.
7257 * testsuite/icf_test.sh: New file.
7258 * testsuite/icf_test.cc: New file.
7260 2009-07-24 Chris Demetriou <cgd@google.com>
7262 * layout.cc (is_compressible_debug_section): Fix incorrect
7263 comment about compressed section names.
7265 2009-07-20 Ian Lance Taylor <ian@airs.com>
7268 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7270 2009-07-16 Ian Lance Taylor <iant@google.com>
7273 * layout.h: #include <map>.
7274 (class Kept_section): Change from struct to class. Add accessors
7275 and setters. Add section size to Comdat_group mapping. Change
7276 Comdat_group to std::map. Add is_comdat_ field. Add
7277 linkonce_size field in union.
7278 (class Layout): Update declaration of find_or_add_kept_section.
7279 Don't declare find_kept_object.
7280 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7281 parameter. Add object, shndx, is_comdat, and is_group_name
7282 parameters. Change all callers. Adjust for new Kept_section.
7283 (Layout::find_kept_object): Remove.
7284 * object.cc (Sized_relobj::include_section_group): Update use of
7285 Kept_section. Rename secnum to shndx. Only record
7286 Kept_comdat_section if sections are the same size.
7287 (Sized_relobj::include_linkonce_section): Update use of
7288 Kept_section. Only record Kept_comdat_section if sections are the
7289 same size. Set size of linkonce section.
7290 (Sized_relobj::map_to_kept_section): Update call to
7291 get_kept_comdat_section.
7292 * object.h (class Sized_relobj): Rename fields in
7293 Kept_comdat_section to drop trailing underscores; change object
7294 field to Relobj*. Change Kept_comdat_section_table to store
7295 struct rather than pointer.
7296 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7297 Add kept_object and kept_shndx parameters. Change all callers.
7298 (Sized_relobj::get_kept_comdat_section): Change return type to
7299 bool. Add kept_object and kept_shndx parameters. Change all
7301 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7302 Layout::find_or_add_kept_section.
7304 2009-07-09 Ian Lance Taylor <iant@google.com>
7306 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7307 Reserve space in the hash table.
7309 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7311 * fileread.cc (File_read::get_mtime): New method.
7312 * fileread.h (Timespec): New structure.
7313 (File_read::get_mtime): New method.
7314 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7315 Renamed from timestamp_nsec.
7316 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7318 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7320 (Incremental_inputs::report_archive): Save mtime; style fix.
7321 (Incremental_inputs::report_obejct): Save mtime; style fix.
7322 (Incremental_inputs::report_script): Save mtime; style fix.
7323 (Incremental_inputs::finalize_inputs): Style fix.
7324 (Incremental_inputs::finalize): Style fix.
7325 (Incremental_inputs::create_input_section_data): Store inputs
7327 * incremental.h (Incremental_inputs::report_script): Add mtime
7329 (Incremental_inputs::Input_info::Input_info): Intialize only one
7331 (Incremental_inputs::Input_info::archive): Move to nameless
7333 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7334 (Incremental_inputs::Input_info::script): Move to nameless union.
7335 (Incremental_inputs::mtime): New field.
7336 * script.cc (read_input_script): Pass file mtime to
7338 * script.h (Script_info::inputs): Style fix.
7340 2009-07-01 Ian Lance Taylor <ian@airs.com>
7342 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7345 2009-06-24 Ian Lance Taylor <iant@google.com>
7348 * layout.cc (Layout::choose_output_section): If we find an
7349 existing section, update the flags.
7350 (Layout::create_notes): New function, broken out of
7352 (Layout::finalize): Don't create note sections.
7353 (Layout::create_note): Don't crash if linker script discards
7355 (Layout::create_gold_note): Likewise.
7356 (Layout::create_build_id): Likewise. Don't set
7357 after_input_sections on the section.
7358 (Layout::create_executable_stack_info): Remove target parameter.
7360 * layout.h (class Layout): Declare create_notes. Update
7361 declaration of create_executable_stack_info.
7362 * gold.cc (queue_middle_tasks): Call create_notes.
7363 * output.cc (Output_section::update_flags_for_input_section): Move
7364 here from output.h. If SHF_ALLOC flag is newly set, mark address
7366 * output.h (Output_data::mark_address_invalid): New function.
7367 (class Output_section): Only declare, not define,
7368 update_flags_for_input_section. Remove set_flags.
7370 2009-06-24 Ian Lance Taylor <iant@google.com>
7372 * script-sections.cc (Output_section_definition::
7373 set_section_addresses): Rename shadowing local load_address to
7376 2009-06-24 Ian Lance Taylor <iant@google.com>
7379 * reloc.cc (relocate_sections): Skip empty relocation sections.
7381 2009-06-23 Ian Lance Taylor <iant@google.com>
7384 * layout.cc (Layout::create_note): Use choose_output_section
7385 rather than make_output_section.
7387 2009-06-23 Ian Lance Taylor <iant@google.com>
7390 * options.cc (General_options::parse_V): Set printed_version_.
7391 (General_options::General_options): Initialize printed_version_.
7392 * options.h (class General_options): Add printed_version_ field.
7393 * gold.cc (queue_initial_tasks): If there are no input files,
7394 don't give a fatal error if we printed the version information.
7395 (queue_middle_tasks): If using -r with a shared object, give a
7396 fatal error rather than an ordinary error.
7398 2009-06-23 Ian Lance Taylor <iant@google.com>
7401 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7402 (Layout::make_output_section): Set have_stabstr_section_ if we see
7403 a .stab*str section.
7404 (Layout::finalize): Call link_stabs_sections.
7405 (Layout::link_stabs_sections): New file.
7406 * layout.h (class Layout): Add have_stabstr_section_ field.
7407 Declare link_stabs_sections.
7409 2009-06-23 Doug Kwan <dougkwan@google.com>
7411 * Makefile.am (libgold_a_LIBADD): New.
7412 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7413 * Makefile.in: Regenerate.
7414 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7415 * configure: Regenerate.
7416 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7417 * fileread.cc: Include sys/state.h
7418 * gold.h: Declare memmem and strndup if found missing.
7419 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7421 2009-06-23 Ian Lance Taylor <iant@google.com>
7423 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7424 * configure: Rebuild.
7426 2009-06-23 Ian Lance Taylor <iant@google.com>
7429 * object.cc (Object::section_contents): Don't try to get a view if
7430 the section has length zero.
7431 (Object::handle_gnu_warning_section): If the section is empty, use
7432 the name of the section as the warning.
7434 2009-06-23 Ian Lance Taylor <iant@google.com>
7437 * stringpool.h (class Stringpool_template): Add optimize_ field.
7438 (Stringpool_template::set_optimize): New function.
7439 * stringpool.cc (Stringpool_template::Stringpool_template):
7440 Initialize optimize_ field.
7441 (Stringpool_template::set_string_offsets): Test local optimize
7442 fild rather than parameter.
7443 * layout.cc (Layout::Layout): Call set_optimize on the section
7446 2009-06-22 Ian Lance Taylor <iant@google.com>
7449 * yyscript.y: Parse TARGET.
7450 * script.cc (script_set_target): New function.
7451 * script-c.h (script_set_target): Declare.
7452 * options.cc (General_options::string_to_object_format): Rename
7453 from string_to_object_format in anonymous namespace. Change
7455 * options.h (class General_options): Declare
7456 string_to_object_format.
7458 2009-06-22 Ian Lance Taylor <iant@google.com>
7460 * script-sections.cc (Script_sections::create_segments): Don't put
7461 program headers in a PT_LOAD segment if -n or -N.
7463 2009-06-22 Ian Lance Taylor <iant@google.com>
7466 * options.h (class General_options): Add -z lazy and -z now. Sort
7467 -z options into alphabetical order.
7468 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7470 2009-06-21 Ian Lance Taylor <iant@google.com>
7472 * layout.cc (Layout::make_output_section): Call
7473 Target::new_output_section.
7474 (Layout::attach_allocated_section_to_segment): Put large section
7475 sections in a separate load segment with the large segment flag
7477 (Layout::segment_precedes): Sort large data segments after other
7479 (align_file_offset): New static function.
7480 (Layout::set_segment_offsets): Use align_file_offset.
7481 * output.h (class Output_section): Add is_small_section_ and
7482 is_large_section_ fields.
7483 (Output_section::is_small_section): New function.
7484 (Output_section::set_is_small_section): New function.
7485 (Output_section::is_large_section): New function.
7486 (Output_section::set_is_large_section): New function.
7487 (Output_section::is_large_data_section): New function.
7488 (class Output_segment): Add is_large_data_segment_ field.
7489 (Output_segment::is_large_data_segment): New function.
7490 (Output_segment::set_is_large_data_segment): New function.
7491 * output.cc (Output_section::Output_section): Initialize new
7493 (Output_segment::Output_segment): Likewise.
7494 (Output_segment::add_output_section): Add assertion that large
7495 data sections always go in large data segments. Force small data
7496 sections to the end of the list of data sections. Force small BSS
7497 sections to the start of the list of BSS sections. For large BSS
7498 sections to the end of the list of BSS sections.
7499 * symtab.h (class Symbol): Declare is_common_shndx.
7500 (Symbol::is_defined): Check Symbol::is_common_shndx.
7501 (Symbol::is_common): Likewise.
7502 (class Symbol_table): Define enum Commons_section_type. Update
7503 declarations. Add small_commons_ and large_commons_ fields.
7504 * symtab.cc (Symbol::is_common_shndx): New function.
7505 (Symbol_table::Symbol_table): Initialize new fields.
7506 (Symbol_table::add_from_object): Put small and large common
7507 symbols in the right list.
7508 (Symbol_table::sized_finalized_symbol): Check
7509 Symbol::is_common_shndx.
7510 (Symbol_table::sized_write_globals): Likewise.
7511 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7512 common symbol lists. Don't call do_allocate_commons_list if the
7514 (Symbol_table::do_allocate_commons_list): Remove is_tls
7515 parameter. Add comons_section_type parameter. Change all
7516 callers. Handle small and large common symbols.
7517 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7518 Symbol::is_common_shndx.
7519 * resolve.cc (symbol_to_bits): Likewise.
7520 * target.h (Target::small_common_shndx): New function.
7521 (Target::small_common_section_flags): New function.
7522 (Target::large_common_shndx): New function.
7523 (Target::large_common_section_flags): New function.
7524 (Target::new_output_section): New function.
7525 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7526 small_common_section_flags, and large_common_section_flags
7528 (Target::do_new_output_section): New virtual function.
7529 * arm.cc (Target_arm::arm_info): Initialize new fields.
7530 * i386.cc (Target_i386::i386_info): Likewise.
7531 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7533 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7534 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7535 (Target_x86_64::do_new_output_section): New function.
7536 * configure.ac: Define conditional MCMODEL_MEDIUM.
7537 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7538 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7539 (large_LDFLAGS): Define.
7540 * testsuite/large.c: New file.
7541 * testsuite/testfile.cc (Target_test::test_target_info):
7542 Initialize new fields.
7543 * configure, testsuite/Makefile.in: Rebuild.
7545 2009-06-05 Doug Kwan <dougkwan@google.com>
7547 * Makefile.am (CCFILES): Add target.cc.
7548 * Makefile.in: Regenerate.
7549 * i386.cc (class Target_i386): Define new virtual method to
7550 override do_is_local_label_name in parent.
7551 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7552 local symbols if --discard-locals or -X is given.
7553 * options.h (class General_options): Declare new options
7554 '--discard-locals' and '-X' for discarding locals.
7555 * target.h (class Target): Define new methods is_local_label_name.
7556 Declare new virtual method do_is_local_label_name.
7557 * target.cc: New file.
7558 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7559 (check_SCRIPTS): Add discard_locals_test.sh.
7560 (check_DATA): Add discard_local_tests.syms.
7561 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7562 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7563 * testsuite/Makefile.in: Regenerate.
7564 * testsuite/discard_locals_test.c: New file.
7565 * testsuite/discard_locals_test.sh: Same.
7567 2009-06-05 Doug Kwan <dougkwan@google.com>
7569 * object.cc (Sized_relobj::Sized_relobj): Initialize
7570 discarded_eh_frame_shndx_ to -1U.
7571 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7573 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7574 a discarded .eh_frame section.
7575 (Sized_relobj::do_finalize_local_symbols): Ditto.
7576 * object.h (class Sized_relobj): Declare new member
7577 discarded_eh_frame_shndx_.
7578 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7579 (local_labels_test.o, local_labels_test): New rules.
7580 * testsuite/Makefile.in: Regenerate.
7582 2009-06-04 Doug Kwan <dougkwan@google.com>
7584 * layout.cc (Layout::section_name_mapping): Add mapping for
7585 special ARM sections.
7587 2009-06-03 Doug Kwan <dougkwan@google.com>
7589 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7590 (utils::has_overflow): Same.
7592 2009-06-03 Ian Lance Taylor <iant@google.com>
7594 * layout.cc (Layout::section_name_mapping): New array, replacing
7595 Layout::linkonce_mapping.
7596 (Layout::section_name_mapping_count): New variable, replacing
7597 Layout::linkonce_mapping_count.
7598 (Layout::linkonce_output_name): Remove.
7599 (Layout::output_section_name): Rewrite.
7600 * layout.h (class Layout): Rename Linkonce_mapping to
7601 Section_name_mapping, linkonce_mapping to section_name_mapping,
7602 linkonce_mapping_count to section_name_mapping_count. Don't
7603 declare linkonce_output_name.
7605 2009-06-03 Doug Kwan <dougkwan@google.com>
7607 * gold/arm.cc (namespace utils): New.
7608 (Target_arm::reloc_is_non_pic): Define new method.
7609 (class Arm_relocate_functions): New.
7610 (Target_arm::Relocate::relocate): Handle relocation types used by
7613 2009-06-03 Ian Lance Taylor <iant@google.com>
7615 * arm.cc (Target_arm::scan::global): Use || instead of |.
7617 2009-06-02 Doug Kwan <dougkwan@google.com>
7619 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7620 issued_non_pic_error_.
7621 (class Target_arm::Scan): Declare new method check_non_pic.
7622 Define new method symbol_needs_plt_entry.
7623 Declare new data member issued_non_pic_error_.
7624 (class Target_arm::Relocate): Declare new method
7625 should_apply_static_reloc.
7626 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7627 (Target_arm::Scan::check_non_pic): Define new method.
7628 (Target_arm::Scan::local): Handle a small subset of reloc types used
7630 (Target_arm::Scan::local): Same.
7631 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7633 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7635 * incremental.cc (Incremental_inputs::report_command_line): Filter
7636 out --incremental-* options.
7638 2009-05-29 Doug Kwan <dougkwan@google.com>
7640 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7642 (class Target_arm): Update comment.
7643 (Target_arm::Target_arm): Initialize new data members GOT_,
7644 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7645 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7646 and Target_arm::rel_dyn_section.
7647 Declare new_enum Target_arm::Got_type.
7648 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7650 Update commments for member do_dynsym_value.
7651 (Target_arm::got_size, Target_arm::plt_section,
7652 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7653 new methods inside class defintion.
7654 (Target_arm::got_section): Define new method.
7655 (Target_arm::rel_dyn_section): Same.
7656 (Output_data_plt_arm): New template class.
7657 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7658 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7659 (Output_data_plt_arm::add_entry): Same.
7660 (Output_data_plt_arm::first_plt_entry): Define new
7661 static data member for PLT instruction template.
7662 (Output_data_plt_arm::plt_entry): Same.
7663 (Output_data_plt_arm::do_write): Define new method.
7664 (Target_arm::make_plt_entry): Same.
7665 (Target_arm::do_finalize_sections): Same.
7666 (Target_arm::do_dynsym_value): Same.
7668 2009-05-28 Doug Kwan <dougkwan@google.com>
7670 * Makefile.am (TARGETSOURCES): Add arm.cc.
7671 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7672 * Makefile.in: Regenerate.
7674 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7676 2009-05-26 Doug Kwan <dougkwan@google.com>
7678 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7679 (General_options::check_excluded_libs): Strip off directories in
7680 archive name before matching like GNU ld does.
7681 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7682 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7683 (exclude_libs_test_LDFLAGS): Add linker option
7684 -Wl,--exclude-libs,libexclude_libs_test_3
7685 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7686 an explicit archive without using -l.
7687 (alt/libexclude_libs_test_3.a): New make rule.
7688 * testsuite/Makefile.in: Regenerate.
7689 * testsuite/exclude_libs_test.c : Declare lib3_default().
7691 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7692 * exclude_libs_test_3.c: New file.
7694 2009-05-26 Nick Clifton <nickc@redhat.com>
7696 * po/id.po: New Indonesian translation.
7697 * po/gold.pot: Updated template file.
7699 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7701 * testsuite/Makefile.am: Add -ffunction-sections to compile
7702 gc_comdat_test files. Add -Wl,--gc-sections to build
7704 * testsuite/Makefile.in: Regenerate.
7705 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7707 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7709 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7710 kept comdat section was garbage collected.
7711 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7712 * testsuite/Makefile.in: Regenerate.
7713 * testsuite/gc_comdat_test.sh: New file.
7714 * testsuite/gc_comdat_test_1.cc: New file.
7715 * testsuite/gc_comdat_test_2.cc: New file.
7717 2009-05-19 Doug Kwan <dougkwan@google.com>
7719 * archive.cc (Archive::Archive): Move constructor from archive.h
7720 to here. Initialize no_export_.
7721 (Archive::get_elf_object_for_member): Set no_export flag of object.
7722 * archive.h (Archive::Archive): Move constructor body to
7724 (Archive::no_export): New method.
7725 (Archive::no_export_): New field.
7726 * object.h (Object::Object): Initialize no_export_ to false.
7727 (Object::no_export, Object::set_no_export): New methods.
7728 (Object::no_export_): New field.
7729 * options.cc (General_options::parse_exclude_libs): New method.
7730 (General_options::check_excluded_libs) Same.
7731 * options.h (exclude_libs): New option.
7732 (General_options::check_excluded_libs): New method declaration.
7733 (General_options::excluded_libs_): New field.
7734 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7735 default or protected visibility if an object has no-export flag set.
7736 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7737 (check_SCRIPTS): Add exclude_libs_test.sh.
7738 (check_DATA): Add exclude_libs_test.syms.
7739 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7740 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7741 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7742 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7743 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7744 libexclude_libs_test_2.a): New rules.
7745 * testsuite/Makefile.in: Regenerate.
7746 * testsuite/exclude_libs_test.c: New file.
7747 * testsuite/exclude_libs_test.sh: Ditto.
7748 * testsuite/exclude_libs_test_1.c: Ditto.
7749 * testsuite/exclude_libs_test_2.c: Ditto.
7751 2009-05-15 Ian Lance Taylor <iant@google.com>
7753 * configure.ac: Check for declarations for cases where libiberty.h
7754 checks HAVE_DECL_xxx.
7755 * configure, config.in: Rebuild.
7757 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7759 * gold.h (Incremental_argument_list): Remove (invalid) forward
7761 * incremental.cc (Incremental_inputs::report_achive): New method.
7762 (Incremental_inputs::report_object): New method.
7763 (Incremental_inputs::report_script): New method.
7764 (Incremental_inputs::finalize_inputs): New method.
7765 (Incremental_inputs::finalize): Call finalize_inputs().
7766 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7767 Create inputs entries.
7768 * incremental.h (Incremental_input_type): New enum.
7769 (Incremental_inputs::Incremental_input): Initialize new fields.
7770 (Incremental_inputs::report_inputs): New method.
7771 (Incremental_inputs::report_achive): New method.
7772 (Incremental_inputs::report_object): New method.
7773 (Incremental_inputs::report_script): New method.
7774 (Incremental_inputs::finalize_inputs): New method.
7775 (Incremental_inputs::Input_info): New struct.
7776 (Incremental_inputs::Input_info_map): New typedef.
7777 (Incremental_inputs::lock_): New field.
7778 (Incremental_inputs::Inputs_): New field.
7779 (Incremental_inputs::Inputs_map): New field.
7780 * main.cc (main): Call Incremental_input::report_inputs.
7781 * options.h (Input_argument_list): Typedef moved from
7783 (Input_file_group::Files): Remove, use ::Input_argument_list.
7784 (Input_file_group::Input_argument_list): Remove, use
7785 ::Input_argument_list.
7786 * plugin.cc (Plugin_manager::add_input_file): Add error in
7788 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7790 * script.cc (read_input_script): Call
7791 Incremental_input::report_script.
7792 * script.h (Script_info): New class.
7794 2009-04-27 Ian Lance Taylor <iant@google.com>
7796 * x86_64.cc (do_adjust_output_section): Set entsize to
7799 2009-04-23 Elliott Hughes <enh@google.com>
7801 * output.cc (Output_file::close): After short writes, continue
7802 writing from the correct offset in the buffer being written.
7804 2009-04-23 Chris Demetriou <cgd@google.com>
7806 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7807 * configure: Regenerate.
7808 * config.in: Regenerate.
7809 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7810 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7812 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7814 * incremental.cc (Incremental_inputs_header_data): Renamed from
7815 Incremental_input_header_data.
7816 (Incremental_inputs_header_data::data_size): New field.
7817 (Incremental_inputs_header_data::put_input_file_count): Renamed
7818 from input_file_count.
7819 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7820 from command_line_offset.
7821 (Incremental_inputs_header_data::put_reserved): Renamed from
7823 (Incremental_inputs_entry_data): Renamed from
7824 Incremental_input_entry_data.
7825 (Incremental_inputs_entry_data::data_size): New field.
7826 (Incremental_inputs::report_command_line): New method.
7827 (Incremental_inputs::finalize): New method.
7828 (Incremental_inputs::create_incremental_inputs_data): New method.
7829 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7830 * incremental.h: New file.
7831 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7832 (Layout::finalize): Create incremental inputs section in
7834 (Layout::create_incremental_info_sections): New method.
7835 * layout.h (Layout::incremental_inputs): New method.
7836 (Layout::create_incremental_info_sections): New method.
7837 (Layout::incremental_inputs_): New field.
7838 * main.cc (main): Notify Incremental_input of the command line.
7840 2009-04-01 Ian Lance Taylor <iant@google.com>
7841 Mikolaj Zalewski <mikolajz@google.com>
7843 * gold.h (reserve_unordered_map): Define, three versions, one for
7844 each version of Unordered_map.
7845 * layout.cc (Layout::Layout): Remove options parameter. Add
7846 number_of_input_files parameter. Don't initialize options_.
7847 Initialize number_of_input_files_ and resized_signatures_. Move
7848 sections_are_attached_.
7849 (Layout::layout_group): Reserve space for group_signatures_.
7850 (Layout::find_or_add_kept_section): Change name parameter to be a
7851 reference. Resize signatures_ map when it gets large enough.
7852 (Layout::layout_eh_frame): Use parameters->options() instead of
7854 (Layout::make_output_section): Likewise.
7855 (Layout::attach_allocated_section_to_segment): Likewise.
7856 (Layout::finalize, Layout::create_executable_stack): Likewise.
7857 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7858 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7859 * layout.h (class Layout): Update declarations. Remove options_
7860 field. Add number_of_input_files_ and resized_signatures_
7861 fields. Move sections_are_attached_ field.
7862 * main.cc (main): Pass number of input files to Layout
7863 constructor. Don't pass options.
7865 2009-03-30 Ian Lance Taylor <iant@google.com>
7867 * ffsll.c (ffsll): Correct implementation.
7869 2009-03-27 Ian Lance Taylor <iant@google.com>
7871 * ffsll.c: New file.
7872 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7873 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7874 * ftruncate.c (ftruncate): Declare before definition.
7875 * mremap.c (mremap): Likewise.
7876 * pread.c (pread): Likewise.
7877 * configure, Makefile.in, config.in: Rebuild.
7879 * mremap.c: New file.
7880 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7881 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7882 (mremap): Declare if HAVE_MREMAP is not defined.
7883 * configure, Makefile.in, config.in: Rebuild.
7885 2009-03-27 Cary Coutant <ccoutant@google.com>
7887 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7888 position independent.
7889 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7890 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7892 2009-03-24 Cary Coutant <ccoutant@google.com>
7894 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7896 (needs_dynamic_reloc): Likewise.
7898 2009-03-24 Ian Lance Taylor <iant@google.com>
7900 * yyscript.y (file_cmd): Recognize EXTERN.
7901 (extern_name_list, extern_name_list_body): New nonterminals.
7902 * script.cc (script_add_extern): Define.
7903 * script-c.h (script_add_extern): Declare.
7905 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7907 * object.cc (is_elf_object): Define.
7908 * object.h (is_elf_object): Declare.
7909 * archive.cc (Archive::get_elf_object_for_member): Call
7911 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7913 2009-03-24 Elliott Hughes <enh@google.com>
7915 * output.cc (Output_file::map_anonymous): Define.
7916 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7917 try an anonymous one. Report the size if the mmap fails.
7918 * output.h (class Output_file): Declare map_anonymous.
7920 2009-03-24 Ian Lance Taylor <iant@google.com>
7922 * target-select.cc (instantiate_target): Don't acquire the lock if
7923 the instantiated_target_ field has already been set.
7925 2009-03-23 Ian Lance Taylor <iant@google.com>
7927 * gold-threads.h (class Initialize_lock): Define.
7928 * gold-threads.cc (class Initialize_lock_once): Define.
7929 (initialize_lock_control): New static variable.
7930 (initialize_lock_pointer): New static variable.
7931 (initialize_lock_once): New static function.
7932 (Initialize_lock::Initialize_lock): Define.
7933 (Initialize_lock::initialize): Define.
7934 * target-select.h: Include "gold-threads.h".
7935 (class Target_selector): Add lock_ and initialize_lock_ fields.
7936 Don't define instantiate_target, just declare it.
7937 * target-select.cc (Target_selector::Target_selector): Initialize
7939 (Target_selector::instantiate_target): Define.
7940 * descriptors.h: Include "gold-threads.h".
7941 (class Descriptors): Add initialize_lock_ field.
7942 * descriptors.cc (Descriptors::Descriptors): Initialize new
7944 (Descriptors::open): Use initialize_lock_ field
7945 * errors.h (class Errors): Add initialize_lock_ field.
7946 * errors.cc (Errors::Errors): Initialize new field.
7947 (Errors::initialize_lock): Use initialize_lock_ field.
7948 * powerpc.cc (class Target_selector_powerpc): Remove
7949 instantiated_target_ field. In do_recognize call
7950 instantiate_target rather than do_instantiate_target. In
7951 do_instantiate_target just allocate a new target.
7952 * sparc.cc (class Target_selector_sparc): Likewise.
7954 * freebsd.h: New file.
7955 * i386.cc: Include "freebsd.h".
7956 (Target_i386): Derive from Target_freebsd rather than
7958 (Target_selector_i386): Derive from Target_selector_freebsd rather
7959 than Target_selector.
7960 * x86_64.cc: Include "freebsd.h".
7961 (Target_x86_64): Derive from Target_freebsd rather than
7963 (Target_selector_x86_64): Derive from Target_selector_freebsd
7964 rather than Target_selector.
7965 * target.h (class Target): Add adjust_elf_header and
7966 do_adjust_elf_header.
7967 * output.cc (Output_file_header:: do_sized_write): Call target
7968 adjust_elf_header routine.
7969 * configure.tgt: Set targ_osabi.
7970 * configure.ac: Define GOLD_DEFAULT_OSABI.
7971 * parameters.cc (Parameters::default_target): Pass
7972 GOLD_DEFAULT_OSABI to select_target.
7973 * target-select.h (class Target_selector): Make instantiate_target
7974 protected rather than private.
7975 * Makefile.am (HFILES): Add freebsd.h.
7976 * configure, Makefile.in, config.in: Rebuild.
7978 * merge.cc (do_add_input_section): Correct pend value. Change
7979 message about last entry not being null terminated from error to
7982 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7984 * incremental.cc: New file.
7985 * Makefile.am (CCFILES): Add incremental.cc.
7986 * Makefile.in: Rebuild.
7988 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7990 * layout.cc (Layout::output_section_name): Preserve names
7991 of '.note.' sections.
7993 2009-03-19 Ian Lance Taylor <iant@google.com>
7995 * descriptors.cc (Descriptors::open): Check that the options are
7996 valid before using them.
7998 2009-03-18 Ian Lance Taylor <iant@google.com>
8000 * script-sections.h: Include <list>.
8001 (class Script_sections): Change Sections_elements from std::vector
8002 to std::list. Typedef public Elements_iterator. Add
8003 orphan_section_placement_, data_segment_align_start_, and
8004 saw_data_segment_align_ fields. Remove data_segment_align_index_
8006 * script-sections.cc (class Orphan_section_placement): New class.
8007 (class Sections_element): Add virtual functions is_relro and
8008 orphan_section_init. Remove virtual function place_orphan_here.
8009 (class Output_section_definition): Add is_relro and
8010 orphan_section_init. Remove place_orphan_here.
8011 (class Orphan_output_section): Likewise.
8012 (Script_sections::Script_sections): Update for field changes.
8013 (Script_sections::data_segment_align): Set saw_data_segment_align_
8014 and data_segment_align_start_, not data_segment_align_index.
8015 (Script_sections::data_segment_relro_end): Check
8016 saw_data_segment_align_. Use data_segment_align_start_ rather
8017 than data_segment_align_index_.
8018 (Script_sections::place_orphan): Rewrite to use
8019 Orphan_section_placement.
8021 2009-03-17 Ian Lance Taylor <iant@google.com>
8023 * archive.cc (Archive::add_symbols): Check for a version attached
8024 to the symbol name in the archive map.
8025 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8026 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8027 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8028 (ver_test_11.a): New target.
8029 * testsuite/Makefile.in: Rebuild.
8031 * configure.ac: Check for chsize and posix_fallocate. Replace
8033 * ftruncate.c: New file, from gnulib.
8034 * output.cc (posix_fallocate): Define dummy version if not
8035 HAVE_POSIX_FALLOCATE.
8036 (Output_file::map): Call posix_fallocate rather than lseek and
8038 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8039 * configure, Makefile.in, config.in: Rebuild.
8041 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8043 * layout.h (Layout::create_note): Add section_name parameter.
8044 * layout.cc (Layout::create_note): Likewise.
8045 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8047 2009-03-17 Ian Lance Taylor <iant@google.com>
8049 * descriptors.cc: Include "options.h".
8050 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8051 (Descriptors::open): Always use O_CLOEXEC when opening a new
8052 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8053 then set FD_CLOEXEC.
8055 * sparc.cc (class Target_sparc): Add has_got_section.
8056 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8057 make sure we have a GOT section.
8059 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8060 (Target_sparc::Scan::local): Likewise.
8061 (Target_sparc::Scan::global): Likewise.
8062 (Target_sparc::Relocate::relocate): Likewise.
8063 (Target_sparc::Relocate::relocate_tls): Likewise.
8065 * symtab.cc (Symbol_table::define_default_version): New function,
8066 broken out of add_from_object.
8067 (Symbol_table::add_from_object): Call define_default_version.
8068 (Symbol_table::define_special_symbol): Add resolve_oldsym
8069 parameter. Change all callers. If the version for a symbol comes
8070 from a version script, resolve it with the symbol with the same
8071 name with no version. Also add the symbol without a version if
8073 (do_define_in_output_data): If resolving with oldsym, don't delete
8075 (do_define_in_output_segment): Likewise.
8076 (do_define_as_constant): Likewise.
8077 * symtab.h (class Symbol_table): Update declarations.
8079 2009-03-13 Ian Lance Taylor <iant@google.com>
8081 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8082 (Read_symbols::requeue): New function.
8083 (Read_symbols::do_read_symbols): If make_elf_object fails because
8084 the target type is not configured, and the file was searched for,
8085 issue a warning and retry with the next directory.
8086 (Add_symbols::run): If the file has an incompatible format, and
8087 it was searched for, requeue the Read_symbols task. On error,
8089 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8090 dirindex parameter to constructor. Change all callers. Declare
8091 incompatible_warning and requeue.
8092 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8093 input_argument_ and input_group_ fields. Add them to
8094 constructor. Change all callers.
8095 (class Read_script): Add dirindex_ field. Add it to constructor.
8097 * archive.cc (Archive::setup): Remove input_objects parameter.
8099 (Archive::get_file_and_offset): Likewise.
8100 (Archive::read_all_symbols): Likewise.
8101 (Archive::read_symbols): Likewise.
8102 (Archive::get_elf_object_for_member): Remove input_objects
8103 parameter. Add punconfigured parameter. Change all callers.
8104 (Archive::add_symbols): Change return type to bool. Check return
8105 value of include_member.
8106 (Archive::include_all_members): Likewise.
8107 (Archive::include_member): Change return type to bool. Return
8108 false if first included object has incompatible target. Set
8109 included_member_ field.
8110 (Add_archive_symbols::run): If add_symbols returns false, requeue
8112 * archive.h (class Archive): Add included_member_ field.
8113 Initialize it in constructor. Add input_file and searched_for
8114 methods. Update declarations.
8115 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8116 input_argument_ fields. Add them to constructor. Change all
8118 * script.cc: Include "target-select.h".
8119 (class Parser_closure): Add skip_on_incompatible_target_ and
8120 found_incompatible_target_ fields. Add
8121 skip_on_incompatible_target parameter to constructor. Change all
8122 callers. Add methods skip_on_incompatible_target,
8123 clear_skip_on_incompatible_target, found_incompatible_target, and
8124 set_found_incompatible_target.
8125 (read_input_script): Add dirindex parameter. Change all callers.
8126 If parser finds an incompatible target, requeue Read_symbols
8128 (script_set_symbol): Clear skip_on_incompatible_target in
8130 (script_add_assertion, script_parse_option): Likewise.
8131 (script_start_sections, script_add_phdr): Likewise.
8132 (script_check_output_format): New function.
8133 * script.h (read_input_script): Update declaration.
8134 * script-c.h (script_check_output_format): Declare.
8135 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8136 (ignore_cmd): Remove OUTPUT_FORMAT.
8137 * fileread.cc (Input_file::Input_file): Add explicit this.
8138 (Input_file::will_search_for): New function.
8139 (Input_file::open): Add pindex parameter. Change all callers.
8140 * fileread.h (class Input_file): Add input_file_argument method.
8141 Declare will_search_for. Update declarations.
8142 * object.cc (make_elf_object): Add punconfigured parameter.
8144 * object.h (class Object): Make input_file public. Add
8145 searched_for method.
8146 (make_elf_object): Update declaration.
8147 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8149 * dirsearch.h (class Dirsearch): Update declaration.
8150 * options.h (class General_options): Add --warn-search-mismatch.
8151 * parameters.cc (Parameters::is_compatible_target): New function.
8152 * parameters.h (class Parameters): Declare is_compatible_target.
8153 * workqueue.cc (Workqueue::add_blocker): New function.
8154 * workqueue.h (class Workqueue): Declare add_blocker.
8156 * fileread.cc (Input_file::open): Remove options parameter.
8158 (Input_file::open_binary): Likewise.
8159 * script.cc (read_input_script): Likewise.
8160 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8161 options parameter from constructor. Change all callers.
8162 (class Read_script): Likewise.
8163 * fileread.h (class Input_file): Update declarations.
8164 * script.h (read_input_script): Update declaration.
8166 2009-03-10 Nick Clifton <nickc@redhat.com>
8168 * po/es.po: New Spanish translation.
8170 2009-03-06 Cary Coutant <ccoutant@google.com>
8172 * options.cc (parse_short_option): Keep dash_z from registering itself.
8174 2009-03-03 Ian Lance Taylor <iant@google.com>
8177 * target-reloc.h (relocate_section): Pass output_section to
8179 * i386.cc (Target_i386::should_apply_static_reloc): Add
8180 output_section parameter. Change all callers.
8181 (Target_i386::Relocate::relocate): Add output_section parameter.
8182 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8183 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8184 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8185 * testsuite/two_file_shared.sh: New script.
8186 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8187 (check_DATA): Add two_file_shared.dbg.
8188 (two_file_shared.dbg): New target.
8189 * testsuite/Makefile.in: Rebuild.
8191 2009-03-01 Ian Lance Taylor <iant@google.com>
8193 * configure.ac: Check for byteswap.h.
8194 * configure: Rebuild.
8195 * config.in: Rebuild.
8197 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8199 * layout.cc (Layout::find_or_add_kept_section): New function.
8200 (Layout::add_comdat): Removed.
8201 * layout.h (struct Kept_section): Move out of class Layout.
8202 Remove trailing underscores from field names. Add group_sections
8203 field. Rename group_ field to is_group. Change all uses.
8204 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8205 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8206 comdat_groups_ field.
8207 (Sized_relobj::include_section_group): Use
8208 find_or_add_kept_section and Kept_section::group_sections.
8209 (Sized_relobj::include_linkonce_section): Likewise.
8210 * object.cc (class Sized_relobj): Don't define Comdat_group or
8211 Comdat_group_table. Remove find_comdat_group and
8212 add_comdat_group. Remove comdat_groups_ field.
8213 * plugin.cc (include_comdat_group): Use
8214 Layout::find_or_add_kept_section.
8216 2009-02-28 Ian Lance Taylor <iant@google.com>
8218 * README: --gc-sections and map files are now supported. Document
8219 some build requirements.
8222 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8223 relocatable link set the value of the section symbol to zero.
8224 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8225 relocatable link don't include the section address in the local
8228 2009-02-27 Ian Lance Taylor <iant@google.com>
8231 * options.h (class Search_directory): Add is_system_directory.
8232 (class General_options): Declare is_in_system_directory.
8233 * options.cc (get_relative_sysroot): Make static.
8234 (get_default_sysroot): Make static.
8235 (General_optoins::is_in_system_directory): New function.
8236 * fileread.cc (Input_file::is_in_system_directory): New function.
8237 * fileread.h (class Input_file): Declare is_in_system_directory.
8238 * object.h (class Object): Add is_in_system_directory.
8239 (class Input_objects): Remove system_library_directory_ field.
8240 * object.cc (Input_objects::add_object): Don't set
8241 system_library_directory_.
8242 (input_objects::found_in_system_library_directory): Remove.
8243 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8244 parameter. Change all callers.
8245 (Symbol_table::sized_write_globals): Likewise.
8246 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8247 Call Object::is_in_system_directory.
8248 * symtab.h (class Symbol_table): Update declarations.
8251 * descriptors.h (Open_descriptor): Add is_on_stack field.
8252 * descriptors.cc (Descriptors::open): If the descriptor is on the
8253 top of the stack, remove it. Initialize is_on_stack field.
8254 (Descriptors::release): Only add pod to stack if it is not on the
8256 (Descriptors::close_some_descriptor): Clear stack_next and
8260 * output.cc (Output_section::find_starting_output_address): Rename
8261 from starting_output_address; add PADDR parameter; change return
8263 * output.h (class Output_section): Declare
8264 find_starting_output_address instead of starting_output_address.
8265 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8266 section symbol for which we can't find a merge section.
8269 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8270 hidden or internal, force the symbol to be local.
8271 * resolve.cc (Symbol::override_visibility): Define.
8272 (Symbol::override_base): Use override_visibility.
8273 (Symbol_table::resolve): Likewise.
8274 (Symbol::override_base_with_special): Likewise.
8275 (Symbol_table::override_with_special): If the visibility is hidden
8276 or internal, force the symbol to be local.
8277 * symtab.h (class Symbol): Add set_visibility and
8278 override_visibility.
8279 * testsuite/ver_test_1.sh: New file.
8280 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8281 (check_DATA): Add ver_test_1.syms.
8282 (ver_test_1.syms): New target.
8283 * testsuite/Makefile.in: Rebuild.
8285 2009-02-25 Cary Coutant <ccoutant@google.com>
8287 * layout.cc (Layout::choose_output_section): Don't rename sections
8288 when using a linker script that has a SECTIONS clause.
8289 * Makefile.in: Regenerate.
8291 * testsuite/Makefile.am (script_test_5.sh): New test case.
8292 * testsuite/Makefile.in: Regenerate.
8293 * testsuite/script_test_5.cc: New file.
8294 * testsuite/script_test_5.sh: New file.
8295 * testsuite/script_test_5.t: New file.
8297 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8299 * archive.cc (Archive::include_member): Update calls to add_symbols.
8300 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8301 the Layout argument.
8302 * dynobj.h (do_add_symbols): Add the Layout argument.
8303 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8305 * object.h (Object::add_symbols): Add the Layout argument.
8306 (Object::do_add_symbols): Add the Layout argument.
8307 (Sized_relobj::do_add_symbols): Add the Layout argument.
8308 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8309 Unify the two versions.
8310 (Add_plugin_symbols): Remove.
8311 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8312 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8313 (Add_plugin_symbols): Remove.
8314 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8315 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8316 (Add_symbols::run): Make it work with Pulginobj.
8318 2009-02-06 Ian Lance Taylor <iant@google.com>
8320 * object.cc (Sized_relobj::do_layout): Make info message start
8321 with lower case letter.
8323 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8325 * binary.cc: Fix file comment.
8327 * options.h (enum Incremental_disposition): Define.
8328 (class General_options): Add new options: --incremental,
8329 --incremental_changed, --incremental_unchanged,
8330 --incremental_unknown. Add incremental_disposition_ and
8331 implicit_incremental_ fields.
8332 (General_options::incremental_disposition): New function.
8333 (class Position_dependent_options): Add incremental_disposition
8335 (Position_dependent_options::copy_from_options): Set incremental
8337 * options.cc (General_options::parse_incremental_changed): New
8339 (General_options::parse_incremental_unchanged): New function.
8340 (General_options::parse_incremental_unknown): New function.
8341 (General_options::General_options): Initialize new fields
8342 incremental_disposition_ and implicit_incremental_.
8343 (General_options::finalize): Check for uasge of --incremental-*
8344 without --incremental.
8346 2009-02-06 Chris Demetriou <cgd@google.com>
8348 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8349 pointer and to report location as the file name associated with
8351 (gold_undefined_symbol_at_location): New function to replace the
8352 old gold_undefined_symbol functionality.
8353 * target-reloc.h (relocate_section): Update to use
8354 gold_undefined_symbol_at_location.
8355 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8356 Call gold_undefined_symbol function rather than gold_error.
8357 * errors.h (Errors::undefined_symbol): Take location as a
8358 string, rather than calculating it from a relocation.
8359 * errors.cc (Errors::fatal): Print "fatal error:" before the
8361 (Errors::error, Errors::error_at_location): Print "error: "
8362 before the formatted message.
8363 (Errors::undefined_symbol): Take location as a string, rather
8364 than calculating it from a relocation.
8365 (gold_undefined_symbol_at_location): New function akin to
8366 old gold_undefined_symbol, calculates location from relocation.
8367 (gold_undefined_symbol): Change to take only a Symbol pointer
8368 and to report location as the file name associated with the symbol.
8369 * testsuite/debug_msg.sh: Update for changed error messages.
8370 * testsuite/undef_symbol.sh: Likewise.
8372 2009-02-04 Duncan Sands <baldrick@free.fr>
8375 * reduced_debug_output.h
8376 (Output_reduced_debug_abbrev_section::failed): Use format for
8378 (Output_reduced_debug_info_section::faild): Likewise.
8380 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8382 * script.cc (Lazy_demangler): New class.
8383 (Version_script_info::get_symbol_version_helper): Demangle a
8386 2009-01-29 Cary Coutant <ccoutant@google.com>
8388 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8390 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8392 2009-01-28 Ian Lance Taylor <iant@google.com>
8394 * version.cc (version_string): Bump to 1.9.
8396 * gold.h: Include <cstring> and <stdint.h>.
8397 * version.cc: Include <cstdio>.
8398 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8400 * reduced_debug_output.cc (insert_into_vector): Rename from
8401 Insert_into_vector; change all callers. Use Swap_unaligned to
8402 avoid aliasing issue; remove union since it is unnecessary.
8404 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8406 * Makefile.am (CCFILES): Add gc.cc.
8408 * Makefile.in: Regenerate.
8409 * gold.cc (Gc_runner): New class.
8410 (queue_initial_tasks): Call garbage collection related tasks
8411 when corresponding options are invoked.
8412 (queue_middle_gc_tasks): New function.
8413 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8414 processed early before laying out sections during garbage collection.
8415 * gold.h (queue_middle_gc_tasks): New function.
8416 (is_prefix_of): Move from "layout.cc".
8417 * i386.cc (Target_i386::gc_process_relocs): New function.
8418 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8419 * main.cc (main): Create object of class "Garbage_collection".
8420 * object.cc (Relobj::copy_symbols_data): New function.
8421 (Relobj::is_section_name_included): New function.
8422 (Sized_relobj::do_layout): Allow this function to be called twice
8423 during garbage collection and defer layout of section during the
8425 * object.h (Relobj::get_symbols_data): New function.
8426 (Relobj::is_section_name_included): New function.
8427 (Relobj::copy_symbols_data): New function.
8428 (Relobj::set_symbols_data): New function.
8429 (Relobj::get_relocs_data): New function.
8430 (Relobj::set_relocs_data): New function.
8431 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8432 (Relobj::gc_process_relocs): New function.
8433 (Relobj::do_gc_process_relocs): New pure virtual function.
8434 (Relobj::sd_): New data member.
8435 (Sized_relobj::is_output_section_offset_invalid): New function.
8436 (Sized_relobj::do_gc_process_relocs): New function.
8437 * options.h (General_options::gc_sections): Modify to not be a no-op.
8438 (General_options::print_gc_sections): New option.
8439 * plugin.cc (Plugin_finish::run): Remove function call to
8440 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8441 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8442 * reloc.cc (Read_relocs::run): Add task to process relocs and
8443 determine unreferenced sections when doing garbage collection.
8444 (Gc_process_relocs): New class.
8445 (Sized_relobj::do_gc_process_relocs): New function.
8446 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8447 sections that are garbage collected.
8448 * reloc.h (Gc_process_relocs): New class.
8449 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8450 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8451 symbols whose corresponding sections are garbage collected.
8452 (Symbol_table::Symbol_table): Add new parameter for the garbage
8454 (Symbol_table::gc_mark_undef_symbols): New function.
8455 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8456 (Symbol_table::gc_mark_dyn_syms): New function.
8457 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8459 (Symbol_table::add_from_object): Likewise.
8460 (Symbol_table::add_from_relobj): When building shared objects, do not
8461 treat externally visible symbols as garbage.
8462 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8463 table information for static and relocatable links.
8464 * symtab.h (Symbol_table::set_gc): New function.
8465 (Symbol_table::gc): New function.
8466 (Symbol_table::gc_mark_undef_symbols): New function.
8467 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8468 (Symbol_table::gc_mark_dyn_syms): New function.
8469 (Symbol_table::gc_): New data member.
8470 * target.h (Sized_target::gc_process_relocs): New pure virtual
8472 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8473 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8475 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8477 * options.h (General_options::gc_sections): Define as a no-op for now.
8478 (General_options::no_keep_memory): Ditto.
8479 (General_options::Bshareable): Define.
8480 * options.cc (General_options::finalize): Honor -Bshareable.
8482 2009-01-20 Andreas Schwab <schwab@suse.de>
8484 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8485 read the value in the contents, since we don't use it. Use the
8486 template endianness when writing.
8487 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8489 2009-01-19 Andreas Schwab <schwab@suse.de>
8491 * configure.tgt (powerpc64-*): Fix targ_obj.
8493 2009-01-15 Ian Lance Taylor <iant@google.com>
8495 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8496 local symbols when stripping all symbols.
8498 2009-01-14 Cary Coutant <ccoutant@google.com>
8500 * output.cc (Output_reloc): Add explicit instantiations.
8502 2009-01-14 Cary Coutant <ccoutant@google.com>
8504 * archive.cc (Archive::get_elf_object_for_member): Remove call
8505 to File_read::claim_for_plugin.
8506 * descriptors.cc (Descriptors::open): Remove reference to
8508 (Descriptors::claim_for_plugin): Remove.
8509 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8510 (Descriptors::is_claimed): Remove.
8511 (claim_descriptor_for_plugin): Remove.
8512 * fileread.cc (File_read::claim_for_plugin): Remove.
8513 * fileread.h (File_read::claim_for_plugin): Remove.
8514 (File_read::descriptor): Reopen descriptor if necessary.
8515 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8516 (Plugin_manager::all_symbols_read): Add task parameter. Change
8518 (Plugin_manager::get_input_file): New function.
8519 (Plugin_manager::release_input_file): New function.
8520 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8521 corresponding data member.
8522 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8523 and pass to base constructor. Change all callers.
8524 (get_input_file, release_input_file): New functions.
8525 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8526 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8527 (Plugin_manager::all_symbols_read): Add task parameter.
8528 (Plugin_manager::get_input_file): New function.
8529 (Plugin_manager::release_input_file): New function.
8530 (Plugin_manager::task_): New data member.
8531 (Pluginobj::Pluginobj): Add filesize parameter.
8532 (Pluginobj::filename): New function.
8533 (Pluginobj::descriptor): New function.
8534 (Pluginobj::filesize): New function.
8535 (Pluginobj::filesize_): New data member.
8536 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8537 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8538 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8540 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8541 with archive libraries.
8542 * testsuite/Makefile.in: Regenerate.
8543 * testsuite/plugin_test.c (struct sym_info): New type.
8544 (get_input_file, release_input_file): New static variables.
8545 (onload): Capture new transfer vector entries.
8546 (claim_file_hook): Stop reading at end of file according to filesize.
8547 Factor out parsing of readelf output into separate function.
8548 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8549 APIs and get the source file name from the symbol table. Convert
8550 source file name to corresponding object file name. Print info
8551 message when adding new input files.
8552 (parse_readelf_line): New function.
8553 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8554 * testsuite/plugin_test_2.sh: Likewise.
8555 * testsuite/plugin_test_3.sh: Likewise.
8556 * testsuite/plugin_test_4.sh: New test case.
8558 2009-01-07 Ian Lance Taylor <iant@google.com>
8560 * version.cc (version_string): Bump to 1.8.
8562 2008-12-23 Cary Coutant <ccoutant@google.com>
8564 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8565 * plugin.cc (Plugin_manager::finish): Rename as
8566 layout_deferred_objects. Move cleanup to separate function.
8567 (Plugin_manager::cleanup): New function.
8568 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8570 * plugin.h (Plugin_manager::finish): Rename as
8571 layout_deferred_objects.
8572 (Plugin_manager::cleanup): New function.
8573 (Plugin_manager::cleanup_done): New field.
8575 2008-12-23 Cary Coutant <ccoutant@google.com>
8577 * plugin.cc (is_visible_from_outside): New function.
8578 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8579 so we don't return "IR only" status for exported symbols or -r links.
8581 * testsuite/Makefile.am (plugin_test_3): New test case.
8582 * testsuite/Makefile.in: Regenerate.
8583 * testsuite/plugin_test_3.sh: New file.
8585 2008-12-22 Cary Coutant <ccoutant@google.com>
8587 * object.cc (Sized_relobj::layout_section): New function.
8588 (Sized_relobj::do_layout): Defer layout of input sections until after
8589 plugin has provided replacement files.
8590 (Sized_relobj::do_layout_deferred_sections): New function.
8591 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8592 (Relobj::layout_deferred_sections): New function.
8593 (Relobj::do_layout_deferred_sections): New function.
8594 (Sized_relobj::do_layout_deferred_sections): New function.
8595 (Sized_relobj::layout_section): New function.
8596 (Sized_relobj::Deferred_layout): New structure.
8597 (Sized_relobj::deferred_layout_): New field.
8598 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8599 Change all callers. Layout deferred sections.
8600 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8602 (Plugin_hook::run): Move code from do_plugin_hook inline.
8603 (Plugin_hook::do_plugin_hook): Remove.
8604 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8605 (Plugin_manager::finish): Renamed, was cleanup.
8606 (Plugin_manager::should_defer_layout): New function.
8607 (Plugin_manager::add_deferred_layout_object): New function.
8608 (Plugin_manager::Deferred_layout_list): New type.
8609 (Plugin_manager::deferred_layout_objects_): New field.
8610 (Plugin_hook::do_plugin_hook): Remove.
8612 2008-12-17 Ian Lance Taylor <iant@google.com>
8614 * options.h (class General_options): Add --no case for
8617 2008-12-16 Cary Coutant <ccoutant@google.com>
8619 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8621 (Plugin_manager::claim_file): Create plugin object even if
8622 plugin did not call the add_symbols callback.
8623 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8624 asking for more symbols than were added.
8625 * testsuite/Makefile.am (plugin_test_1): Add test case with
8627 (empty.syms): New target.
8628 * testsuite/Makefile.in: Regenerate.
8629 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8630 message. Don't call add_symbols if no globals.
8631 (all_symbols_read_hook): Don't provide replacement for empty
8634 2008-12-12 Ian Lance Taylor <iant@google.com>
8636 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8637 r_type == 0 for a local symbol with r_sym == 0.
8638 (scan_relocatable_relocs): Pass r_sym to
8639 local_non_section_strategy.
8640 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8643 * configure.ac: Update test for TLS descriptors: they are
8644 supported as of glibc 2.9.
8645 * configure: Rebuild.
8647 2008-12-11 Ian Lance Taylor <iant@google.com>
8650 * target-reloc.h (Default_scan_relocatable_relocs): For each
8651 function, map r_type == 0 to RELOC_DISCARD.
8653 2008-12-10 Cary Coutant <ccoutant@google.com>
8655 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8656 object to override a kept COMDAT group from a plugin object.
8658 2008-12-09 Ian Lance Taylor <iant@google.com>
8661 * yyscript.y (file_cmd): Handle INPUT.
8663 * testsuite/initpri1.c: Change all declarations to be full
8664 prototypes by adding void, to avoid compiler warnings.
8666 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8668 * options.cc (General_options::parse_plugin_opt): New.
8669 (General_options::add_plugin): The argument now is just the filename.
8670 (General_options::add_plugin_option): New.
8671 * options.h (plugin_opt): New.
8672 (add_plugin): Change argument name.
8673 (add_plugin_option): New.
8674 * plugin.cc (Plugin::load): Don't parse the plugin option.
8675 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8676 (Plugin::add_option): New.
8677 (Plugin::args_): Change type.
8678 (Plugin::filename_): New.
8679 (Plugin_manager::add_plugin_option): New.
8680 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8681 * testsuite/Makefile.in: Regenerate.
8683 2008-12-05 Cary Coutant <ccoutant@google.com>
8685 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8686 Handle --strip-lto-sections option.
8687 * options.h (strip_lto_sections): New option.
8689 2008-12-01 Cary Coutant <ccoutant@google.com>
8691 * plugin.cc (ld_plugin_message): Change format parameter to const.
8692 Fix mismatch between new[] and delete.
8694 2008-11-14 Cary Coutant <ccoutant@google.com>
8696 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8699 2008-11-05 Craig Silverstein <csilvers@google.com>
8701 * options.cc (General_options::parse_dynamic_list): New function.
8702 * options.h (General_options): New flags dynamic_list,
8703 dynamic_list_data, dynamic_list_cpp_new, and
8704 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8705 (General_options::in_dynamic_list): New function.
8706 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8707 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8708 (Lex::can_continue_name): Likewise.
8710 (read_script_file): New parameter script_options.
8711 (read_dynamic_list): New function.
8712 (Script_options::define_dynamic_list): New function.
8713 (dynamic_list_keyword_parsecodes): New variable.
8714 (dynamic_list_keywords): New variable.
8715 * script.h (Script_options::define_dynamic_list): New function
8717 (read_dynamic_list): New function prototype.
8718 * symtab.cc (strprefix): New macro.
8719 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8720 dynamic_list_data, dynamic_list_cpp_new, and
8721 dynamic_list_cpp_typeinfo.
8722 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8723 (dynamic_list_expr): New rule.
8724 (dynamic_list_nodes): Likewise.
8725 (dynamic_list_node): Likewise.
8726 * testsuite/Makefile.am (dynamic_list): New test.
8727 * testsuite/Makefile.in: Regenerated.
8728 * testsuite/dynamic_list.t: New file.
8729 * testsuite/dynamic_list.sh: New file.
8731 2008-11-05 Craig Silverstein <csilvers@google.com>
8733 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8734 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8735 (t11_last): Likewise.
8736 * testsuite/ver_test_6.c (main): Likewise.
8738 2008-10-07 Cary Coutant <ccoutant@google.com>
8740 * options.c (General_options::finalize): Add check for -static and
8742 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8745 2008-10-02 Cary Coutant <ccoutant@google.com>
8747 * plugin.cc (make_sized_plugin_object): Fix conditional
8748 compilation to work when not all targets are enabled.
8750 2008-09-29 Cary Coutant <ccoutant@google.com>
8752 * archive.cc (Archive::get_file_and_offset): Use filename instead
8753 of name to get library path.
8754 (Archive::include_member): Unlock external member of a thin archive.
8756 * testsuite/Makefile.am (TEST_AR): New variable.
8757 (thin_archive_test_1): New test.
8758 (thin_archive_test_2): New test.
8759 * testsuite/Makefile.in: Regenerate.
8760 * testsuite/thin_archive_main.cc: New file.
8761 * testsuite/thin_archive_test_1.cc: New file.
8762 * testsuite/thin_archive_test_2.cc: New file.
8763 * testsuite/thin_archive_test_3.cc: New file.
8764 * testsuite/thin_archive_test_4.cc: New file.
8766 2008-09-29 Cary Coutant <ccoutant@google.com>
8768 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8769 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8771 (Sized_relobj::do_finalize_local_symbols): Likewise.
8772 (Sized_relobj::map_to_kept_section): Likewise.
8773 * object.h (Sized_relobj::invalid_address): New constant.
8774 (Sized_relobj::do_output_section_offset): Check for invalid_address
8776 * output.cc (Output_reloc::local_section_offset): Use constant
8777 invalid_address instead of -1U.
8778 (Output_reloc::get_address): Likewise.
8779 (Output_section::output_address): Change -1U to -1ULL.
8780 * output.h (Output_reloc::invalid_address): New constant.
8781 * reloc.cc (Sized_relobj::write_sections): Use constant
8782 invalid_address instead of -1U.
8783 (Sized_relobj::relocate_sections): Likewise.
8784 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8785 values for merge sections.
8786 * target-reloc.h (relocate_for_relocatable): Use constant
8787 invalid_address instead of -1U.
8789 2008-09-19 Cary Coutant <ccoutant@google.com>
8791 Add plugin functionality for link-time optimization (LTO).
8792 * configure.ac (plugins): Add --enable-plugins option.
8793 * configure: Regenerate.
8794 * config.in: Regenerate.
8795 * Makefile.am (LIBDL): New variable.
8796 (CCFILES): Add plugin.cc.
8797 (HFILES): Add plugin.h.
8798 (ldadd_var): Add LIBDL.
8799 * Makefile.in: Regenerate.
8801 * archive.cc: Include "plugin.h".
8802 (Archive::setup): Don't preread archive symbols when using a plugin.
8803 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8804 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8806 (Archive::include_member): Add symbols from plugin objects.
8807 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8808 * descriptors.cc (Descriptors::open): Check for file descriptors
8809 abandoned by plugins.
8810 (Descriptors::claim_for_plugin): New function.
8811 * descriptors.h (Descriptors::claim_for_plugin): New function.
8812 (Open_descriptor::is_claimed): New field.
8813 (claim_descriptor_for_plugin): New function.
8814 * fileread.cc (File_read::claim_for_plugin): New function.
8815 * fileread.h (File_read::claim_for_plugin): New function.
8816 (File_read::descriptor): New function.
8817 * gold.cc: Include "plugin.h".
8818 (queue_initial_tasks): Add task to call plugin hooks for generating
8820 * main.cc: Include "plugin.h".
8821 (main): Load plugin libraries.
8822 * object.h (Pluginobj): Declare.
8823 (Object::pluginobj): New function.
8824 (Object::do_pluginobj): New function.
8825 (Object::set_target): New function.
8826 * options.cc: Include "plugin.h".
8827 (General_options::parse_plugin): New function.
8828 (General_options::General_options): Initialize plugins_ field.
8829 (General_options::add_plugin): New function.
8830 * options.h (Plugin_manager): Declare.
8831 (General_options): Add --plugin option.
8832 (General_options::has_plugins): New function.
8833 (General_options::plugins): New function.
8834 (General_options::add_plugin): New function.
8835 (General_options::plugins_): New field.
8836 * plugin.cc: New file.
8837 * plugin.h: New file.
8838 * readsyms.cc: Include "plugin.h".
8839 (Read_symbols::do_read_symbols): Check for archive before checking
8840 for ELF file. Call plugin hooks to claim files.
8841 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8842 from a real object file; force override when processing replacement
8844 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8845 (Symbol::init_base_object): Likewise.
8846 (Symbol::init_base_output_data): Likewise.
8847 (Symbol::init_base_output_segment): Likewise.
8848 (Symbol::init_base_constant): Likewise.
8849 (Symbol::init_base_undefined): Likewise.
8850 (Symbol::output_section): Assert that object is not a plugin.
8851 (Symbol_table::add_from_pluginobj): New function.
8852 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8854 (Symbol_table::sized_write_globals): Likewise.
8855 (Symbol_table::add_from_pluginobj): Instantiate template.
8856 * symtab.h (Sized_pluginobj): Declare.
8857 (Symbol::in_real_elf): New function.
8858 (Symbol::set_in_real_elf): New function.
8859 (Symbol::in_real_elf_): New field.
8860 (Symbol_table::add_from_pluginobj): New function.
8862 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8863 (LIBDL): New variable.
8865 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8866 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8867 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8868 (MOSTLYCLEANFILES): Likewise.
8869 * testsuite/Makefile.in: Regenerate.
8870 * testsuite/plugin_test.c: New file.
8871 * testsuite/plugin_test_1.sh: New file.
8872 * testsuite/plugin_test_2.sh: New file.
8874 2008-09-16 Ian Lance Taylor <iant@google.com>
8876 * target-reloc.h (relocate_section): Check whether a symbol is
8877 defined by the ABI before reporting an undefined symbol error.
8878 * target.h (Target::is_defined_by_abi): Make parameter const.
8879 (Target::do_is_defined_by_abi): Likewise.
8880 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8881 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8882 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8883 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8884 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8885 * testsuite/Makefile.in: Rebuild.
8887 * fileread.cc (make_view): Add casts to avoid warning.
8889 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8891 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8892 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8894 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8896 * options.h (General_options::output_is_executable): New.
8897 (General_options::output_is_pie): New.
8898 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8899 for shared libraries.
8900 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8902 2008-09-11 Chris Demetriou <cgd@google.com>
8904 * options.h (origin): New -z option.
8905 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8906 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8909 2008-09-05 Cary Coutant <ccoutant@google.com>
8911 * fileread.cc (File_read::make_view): Add check for attempt to map
8914 2008-09-05 Cary Coutant <ccoutant@google.com>
8916 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8917 explicit instantiations.
8919 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8922 * options.cc (General_options::finalize): Allow undefined symbols
8923 in shlibs if linking -shared.
8926 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8927 symbols as not needing a dynsym entry.
8929 2008-08-20 Craig Silverstein <csilvers@google.com>
8931 * fileread.cc (File_read::open): Do not lock the file unless it
8932 was successfully opened.
8934 2008-08-14 Cary Coutant <ccoutant@google.com>
8936 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8937 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8938 * testsuite/tls_test.cc (struct int128): 128-bit struct
8939 for testing TLS relocs with non-zero addend.
8940 (v12): New TLS variable.
8942 (t_last): Add check for v12.
8943 * testsuite/tls_test.h (t12): New function.
8944 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8946 2008-08-13 Ian Lance Taylor <iant@google.com>
8948 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8949 set tls_segment_ or relro_segment_.
8950 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8952 * output.h (Output_section::clear_is_relro): New function.
8953 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8954 sections specially even when output_data_ is empty.
8955 (Output_segment::maximum_alignment): When first section is relro,
8956 only force alignment for PT_LOAD segments.
8957 * script.cc (script_data_segment_align): New function.
8958 (script_data_segment_relro_end): New function.
8959 * script-c.h (script_data_segment_align): Declare.
8960 (script_data_segment_relro_end): Declare.
8961 * script-sections.h (class Script_sections): Declare
8962 data_segment_align and data_segment_relro_end. Add fields
8963 segment_align_index_ and saw_relro_end_.
8964 * script-sections.cc (class Sections_element): Add set_is_relro
8965 virtual function. Add new bool* parameter to place_orphan_here.
8966 Add get_output_section virtual function.
8967 (class Output_section_definition): Add set_is_relro. Add new
8968 bool* parameter to place_orphan_here. Add get_output_section.
8969 Add is_relro_ field.
8970 (Output_section_definition::Output_section_definition): Initialize
8971 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8972 and is_relro_ fields.
8973 (Output_section_definition::place_orphan_here): Add is_relro
8975 (Output_section_definition::set_section_addresses): Set relro for
8977 (Output_section_definition::alternate_constraint): Likewise.
8978 (class Orphan_output_section): Add new bool* parameter to
8979 place_orphan_here. Add get_output_section.
8980 (Orphan_output_section::place_orphan_here): Add is_relro
8982 (Script_sections::Script_sections): Initialize
8983 data_segment_align_index_ and saw_relro_end_.
8984 (Script_sections::data_segment_align): New function.
8985 (Script_sections::data_segment_relro_end): New function.
8986 (Script_sections::place_orphan): Set or clear is_relro.
8987 (Script_sections::set_section_addresses): Force alignment of first
8989 * yyscript.y (exp): Call script_data_segment_align and
8990 script_data_segment_relro_end.
8991 * testsuite/relro_script_test.t: New file.
8992 * testsuite/relro_test.cc (using_script): Declare.
8993 (t1, t2): Test using_script.
8994 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8995 (relro_script_test_SOURCES): Define.
8996 (relro_script_test_DEPENDENCIES): Define.
8997 (relro_script_test_LDFLAGS): Define.
8998 (relro_script_test_LDADD): Define.
8999 (relro_script_test.so): New target.
9000 * testsuite/Makefile.in: Rebuild.
9002 2008-08-06 Cary Coutant <ccoutant@google.com>
9004 * archive.cc (Archive::total_archives, Archive::total_members)
9005 (Archive::total_members_loaded): New variables.
9006 (Archive::setup): Add parameter. Add option to preread
9008 (Archive::read_armap): Add counter.
9009 (Archive::get_file_and_offset): New function.
9010 (Archive::get_elf_object_for_member): New function.
9011 (Archive::read_all_symbols): New function.
9012 (Archive::read_symbols): New function.
9013 (Archive::add_symbols): Add counters.
9014 (Archive::include_all_members): Use armap to find members if it's
9016 (Archive::include_member): Skip reading symbols if already read.
9017 Factored code into Archive::get_file_and_offset and
9018 Archive::get_elf_object_for_member. Changed call to
9019 Mapfile::report_include_archive_member.
9020 (Archive::print_stats): New function.
9021 * archive.h: Declare Object and Read_symbols_data classes.
9022 (Archive::Archive): Add initializers for new members.
9023 (Archive::setup): Add parameter.
9024 (Archive::print_stats): New function.
9025 (Archive::total_archives, Archive::total_members)
9026 (Archive::total_members_loaded): New variables.
9027 (Archive::get_file_and_offset): New function.
9028 (Archive::get_elf_object_for_member): New function.
9029 (Archive::read_all_symbols): New function.
9030 (Archive::read_symbols): New function.
9031 (Archive::Archive_member): New class.
9032 (Archive::members_): New member.
9033 (Archive::num_members_): New member.
9034 * main.cc: Include archive.h.
9035 (main): Call Archive::print_stats.
9036 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9037 archive parameter; member_name is now the fully-decorated name.
9038 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9039 * options.h: (General_options): Add --preread-archive-symbols option.
9040 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9043 2008-08-04 Ian Lance Taylor <iant@google.com>
9045 * symtab.h (Symbol::use_plt_offset): New function.
9046 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9047 * powerpc.cc (Relocate::relocate): Likewise.
9048 * sparc.cc (Relocate::relocate): Likewise.
9049 * x86_64.cc (Relocate::relocate): Likewise.
9050 * testsuite/weak_plt.sh: New test.
9051 * testsuite/weak_plt_main.cc: New test.
9052 * testsuite/weak_plt_shared.cc: New test.
9053 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9054 (check_PROGRAMS): Add weak_plt.
9055 (check_DATA): Add weak_plt_shared.so.
9056 (weak_plt_main_pic.o, weak_plt): New targets.
9057 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9058 * testsuite/Makefile.in: Rebuild.
9060 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9062 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9063 * testsuite/Makefile.in: Rebuild.
9065 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9067 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9068 * Makefile.in: Regenerate.
9069 * po/POTFILES.in: Regenerate.
9071 2008-07-29 Ian Lance Taylor <iant@google.com>
9073 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9074 symbols before other symbols.
9075 * testsuite/script_test_2.cc (test_addr): Declare.
9076 (test_addr_alias): Declare.
9077 (main): Check that test_addr and test_addr_alias have the right
9079 * testsuite/script_test_2.t: Define test_addr_alias and
9082 2008-07-24 Ian Lance Taylor <iant@google.com>
9085 * descriptors.cc: New file.
9086 * descriptors.h: New file.
9087 * gold-threads.h (class Hold_optional_lock): New class.
9088 * fileread.cc: Include "descriptors.h".
9089 (File_read::~File_read): Release descriptor rather than closing
9091 (File_read::open) [file]: Call open_descriptor rather than open.
9092 Set is_descriptor_opened_.
9093 (File_read::open) [memory]: Assert that descriptor is not open.
9094 (File_read::reopen_descriptor): New function.
9095 (File_read::release): Release descriptor.
9096 (File_read::do_read): Make non-const. Reopen descriptor.
9097 (File_read::read): Make non-const.
9098 (File_read::make_view): Reopen descriptor.
9099 (File_read::do_readv): Likewise.
9100 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9101 Update declarations.
9102 * layout.cc: Include "descriptors.h".
9103 (Layout::create_build_id): Use open_descriptor rather than open.
9104 * output.cc: Include "descriptors.h".
9105 (Output_file::open): Use open_descriptor rather than open.
9106 * archive.cc (Archive::const_iterator): Change Archive to be
9108 (Archive::begin, Archive::end): Make non-const.
9109 (Archive::count_members): Likewise.
9110 * archive.h (class Archive): Update declarations.
9111 * object.h (Object::read): Make non-const.
9112 * Makefile.am (CCFILES): Add descriptors.cc.
9113 (HFILES): Add descriptors.h.
9114 * Makefile.in: Rebuild.
9117 * gold.h: Always include <clocale>. Add Solaris workarounds
9118 following code in binutils/sysdep.h.
9121 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9122 this->eh_frame_hdr_ is NULL before using it.
9124 * dynobj.cc (Versions::Versions): Update comment.
9126 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9127 the base version name.
9129 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9130 array size plus one.
9131 (Stringpool_template::set_string_offsets): Subtract one from key
9132 before using it as an array index.
9133 (Stringpool_template::get_offset_with_length): Likewise.
9134 (Stringpool_template::write_to_buffer): Likewise.
9135 * stringpool.h (Stringpool_template::get_offset_from_key):
9138 2008-07-23 Ian Lance Taylor <iant@google.com>
9141 * object.h (Merged_symbol_value::value): Do our best to handle a
9145 * script.cc (Version_script_info::get_versions): Don't add empty
9146 version tag to return value.
9147 (Version_script_info::get_symbol_version_helper): Change return
9148 type to bool. Add pversion parameter. Change all callers.
9149 (script_register_vers_node): Don't require a non-NULL tag.
9150 * script.h (class Version_script_info): Update declarations.
9151 (Version_script_info::get_symbol_version): Change return type to
9152 bool. Add version parameter. Change all callers.
9153 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9154 handling. Handle an empty version from a version script.
9155 (Symbol_table::define_special_symbol): Likewise.
9156 * testsuite/ver_test_10.script: New file.
9157 * testsuite/ver_test_10.sh: New file.
9158 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9159 (check_DATA): Add ver_test_10.syms.
9160 (ver_test_10.syms, ver_test_10.so): New target.
9161 * testsuite/Makefile.in: Rebuild.
9163 2008-07-23 Simon Baldwin <simonb@google.com>
9165 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9166 to zero for undefined symbols from dynamic libraries.
9168 2008-07-23 Ian Lance Taylor <iant@google.com>
9170 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9172 * symtab.h (class Symbol_table): Update declaration.
9173 * testsuite/ver_test_9.cc: New file.
9174 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9175 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9176 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9177 (ver_test_9.so, ver_test_9.o): New targets.
9178 * testsuite/Makefile.in: Rebuild.
9180 2008-07-22 Ian Lance Taylor <iant@google.com>
9182 * options.h (class General_options): Define --check-sections.
9183 * layout.cc (Layout::set_segment_offsets): Handle
9186 * options.h (class General_options): Define -n/--nmagic and
9188 * options.cc (General_options::finalize): For -n/--nmagic or
9189 -N/--omagic, set -static.
9190 * layout.cc (Layout::attach_allocated_section_to_segment): If
9191 -N/--omagic, don't put read-only and read-write sections in
9193 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9194 finding a read-only segment.
9195 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9196 don't set the minimum segment alignment to the common page size,
9197 and don't set the file offset to the address modulo the page size.
9198 * script-sections.cc (Script_sections::create_segments): If
9199 -n/--omagic, don't put read-only and read-write sections in
9202 * cref.cc: New file.
9204 * options.h (class General_options): Add --print-symbol-counts.
9205 * main.cc (main): Issue defined symbol report if requested.
9206 * archive.cc (Archive::interpret_header): Make into a const member
9208 (Archive::add_symbols): Call Input_objects::archive_start and
9210 (Archive::const_iterator): Define new class.
9211 (Archive::begin, Archive::end): New functions.
9212 (Archive::include_all_members): Rewrite to use iterator.
9213 (Archive::count_members): New function.
9214 * archive.h (class Archive): Update declarations.
9215 (Archive::filename): New function.
9216 * object.cc: Include "cref.h".
9217 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9218 (Sized_relobj::do_get_global_symbol_counts): New function.
9219 (Input_objects::add_object): Add object to cross-referencer.
9220 (Input_objects::archive_start): New function.
9221 (Input_objects::archive_stop): New function.
9222 (Input_objects::print_symbol_counts): New function.
9223 * object.h: Declare Cref and Archive.
9224 (Object::get_global_symbol_counts): New function.
9225 (Object::do_get_global_symbol_counts): New pure virtual function.
9226 (class Sized_relobj): Add defined_count_ field. Update
9228 (class Input_objects): Add cref_ field. Update constructor.
9229 Update declarations.
9230 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9232 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9234 (Sized_dynobj::do_get_global_symbol_counts): New function.
9235 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9236 defined_count_. Update declarations. Define Symbols typedef.
9237 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9238 parameter. Change all callers.
9239 (Symbol_table::add_from_dynobj): Add sympointers and defined
9240 parameters. Change all callers.
9241 * symtab.h (class Symbol_table): Update declarations.
9242 * Makefile.am (CCFILES): Add cref.cc.
9243 (HFILES): Add cref.h.
9244 * Makefile.in: Rebuild.
9246 2008-07-22 Simon Baldwin <simonb@google.com>
9248 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9249 to zero when writing undefined symbols.
9251 2008-07-22 Ian Lance Taylor <iant@google.com>
9253 * output.cc (Output_section::add_input_section): Don't try to
9254 merge empty merge sections.
9256 2008-07-21 Craig Silverstein <csilvers@google.com>
9258 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9259 Include symbol version in error message.
9261 2008-07-20 Chris Demetriou <cgd@google.com>
9263 * configure.ac (gold_cv_c_random_seed): New configured variable.
9264 (RANDOM_SEED_CFLAGS): New substituted variable.
9265 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9266 * configure: Rebuild.
9267 * Makefile.in: Likewise.
9268 * testsuite/Makefile.in: Likewise.
9270 2008-07-18 Ian Lance Taylor <iant@google.com>
9272 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9273 where we see NAME/NULL and NAME/VERSION as separate symbols.
9274 * testsuite/ver_test_main.cc (main): Call t4.
9275 (t4, t4_2a): Define.
9276 * testsuite/ver_test_2.cc (t4_2): Define.
9277 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9278 * testsuite/ver_test_4.cc (t4_2a): Define.
9279 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9280 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9282 2008-07-17 Ian Lance Taylor <iant@google.com>
9284 * dynobj.cc (Versions::add_def): If we give an error about a
9285 missing version, go ahead and create the version anyhow.
9287 2008-07-10 Ian Lance Taylor <iant@google.com>
9289 Handle output sections with more than 0x7fffffff bytes.
9290 * object.h (class Relobj): Change map_to_output_ to
9291 output_sections_, and just keep a section pointer. Change all
9292 uses. Move comdat group support to Sized_relobj.
9293 (Relobj::is_section_specially_mapped): Remove.
9294 (Relobj::output_section): Remove poff parameter. Change all
9296 (Relobj::output_section_offset): New function.
9297 (Relobj::set_section_offset): Rewrite.
9298 (Relobj::map_to_output): Remove.
9299 (Relobj::output_sections): New function.
9300 (Relobj::do_output_section_offset): New pure virtual function.
9301 (Relobj::do_set_section_offset): Likewise.
9302 (class Sized_relobj): Add section_offsets_ field. Add comdat
9303 group support from Relobj. Update declarations.
9304 (Sized_relobj::get_output_section_offset): New function.
9305 (Sized_relobj::do_output_section_offset): New function.
9306 (Sized_relobj::do_set_section_offset): New function.
9307 * object.cc (Relobj::output_section_address): Remove.
9308 (Sized_relobj::Sized_relobj): Initialize new fields.
9309 (Sized_relobj::include_section_group): Cast find_kept_object to
9311 (Sized_relobj::include_linkonce_section): Likewise.
9312 (Sized_relobj::do_layout): Use separate arrays for output section
9314 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9316 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9317 output_sections and section_offsets.
9318 (Sized_relobj::write_local_symbols): Likewise.
9319 (map_to_kept_section): Compute output address directly.
9320 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9321 output_sections and section_offsets.
9322 (Sized_relobj::write_sections): Likewise.
9323 (Sized_relobj::relocate_sections): Likewise.
9324 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9325 * output.h (class Output_reloc): Update declarations. Change
9326 u2_.relobj to Sized_relobj*.
9327 (class Output_data_reloc): Change add functions to use
9329 * output.cc (Output_reloc::Output_reloc): Change relobj to
9331 (Output_reloc::local_section_offset): Change return type to
9332 Elf_Addr. Use get_output_section_offset.
9333 (Output_reloc::get_address): Likewise.
9334 (Output_section::is_input_address_mapped): Don't call
9335 is_section_specially_mapped.
9336 (Output_section::output_offset): Likewise.
9337 (Output_section::output_address): Likewise.
9338 (Output_section::starting_output_address): Likewise.
9339 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9340 parameter to Sized_relobj*.
9341 (Copy_relocs::need_copy_reloc): Likewise.
9342 (Copy_relocs::save): Likewise.
9343 * copy-relocs.h (class Copy_relocs): Update declarations.
9344 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9345 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9346 * target-reloc.h (relocate_for_relocatable): Change
9347 offset_in_output_section type to Elf_Addr. Change code that uses
9349 * layout.cc (Layout::layout): Always set *off.
9350 * mapfile.cc (Mapfile::print_input_section): Use
9351 output_section_offset.
9352 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9354 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9355 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9356 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9358 2008-07-03 Ian Lance Taylor <iant@google.com>
9360 * layout.cc (Layout::include_section): Do not discard unrecognized
9361 SHT_STRTAB sections.
9363 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9365 * script.cc (Lex::can_continue_name): Make '?' allowable in
9366 version-script names.
9367 * testsuite/version_script.map: Change glob pattern to use '?'
9369 2008-06-30 Manish Singh <yosh@gimp.org>
9372 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9375 2008-06-30 Ian Lance Taylor <iant@google.com>
9379 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9380 versions]: Don't try to read the value in the contents, since we
9381 don't use it. Use the template endianness when writing.
9383 2008-06-25 Cary Coutant <ccoutant@google.com>
9385 * fileread.cc (File_read::make_view): Assert on zero-length view.
9386 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9387 symbol table when there are no symbols to read.
9389 2008-06-23 Craig Silverstein <csilvers@google.com>
9391 * version.cc (version_string): Bump to 1.7
9393 2008-06-18 Craig Silverstein <csilvers@google.com>
9395 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9396 constant 0xFFFF to type Valtype.
9397 (Powerpc_relocate_functions::rel16_ha): Likewise.
9399 2008-06-17 Ian Lance Taylor <iant@google.com>
9401 * output.h (Output_section::Input_section): Initialize p2align_ to
9402 zero for Output_section_data constructors.
9403 (Output_section::Input_section::addralign): If not an input
9404 section, return the alignment of the Output_section_data.
9405 * testsuite/copy_test.cc: New file.
9406 * testsuite/copy_test_1.cc: New file.
9407 * testsuite/copy_test_2.cc: New file.
9408 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9409 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9410 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9411 (copy_test_1_pic.o, copy_test_1.so): New targets.
9412 (copy_test_2_pic.o, copy_test_2.so): New targets.
9413 * testsuite/Makefile.in: Rebuild.
9415 * script-sections.cc (Script_sections::place_orphan): Initialize
9416 local variable exact.
9418 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9420 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9422 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9423 David S. Miller <davem@davemloft.net>
9425 * powerpc.cc: New file.
9426 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9427 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9428 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9429 * Makefile.in: Rebuild.
9431 2008-06-09 Ian Lance Taylor <iant@google.com>
9433 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9435 (throwing, orig_terminate): New static variables.
9436 (terminate_handler): New static function.
9437 (t2): Set terminate handler.
9439 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9442 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9445 2008-05-30 Cary Coutant <ccoutant@google.com>
9447 * archive.cc (Archive::include_all_members) Correct to step
9448 over symbol table and extended name table in thin archives.
9450 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9453 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9456 2008-05-28 Caleb Howe <cshowe@google.com>
9458 * reduced_debug_output.cc: New file.
9459 * reduced_debug_output.h: New file.
9460 * options.h (class General_options): Add --strip-debug-non-line.
9461 * options.cc (General_options::finalize): Add strip_debug_non_line
9462 to the strip heirarchy.
9463 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9465 * layout.cc: Include "reduced_debug_output.h".
9466 (Layout::Layout): Initialize new fields.
9467 (line_only_debug_sections): New static array.
9468 (is_lines_only_debug_sections): New static inline function.
9469 (Layout::include_section): Handle --strip-debug-non-line.
9470 (Layout::make_output_section): If --strip-debug-non-line, build
9471 new output sections for .debug_abbrev and .debug_info.
9472 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9473 gold. Warn about possible overflow.
9474 (read_signed_LEB_128): Likewise.
9475 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9476 (read_signed_LEB_128): Declare.
9477 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9478 (HFILES): Add reduced_debug_output.h.
9479 * Makefile.in: Rebuild.
9481 2008-05-21 Ian Lance Taylor <iant@google.com>
9483 * mapfile.cc: New file.
9484 * mapfile.h: New file.
9485 * options.h (class General_options): Add -M/--print-map and -Map.
9486 * options.cc (General_options::finalize): Make -M equivalent to
9488 * main.cc: Include <cstdio> and "mapfile.h".
9489 (main): Open mapfile if requested.
9490 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9491 constructor. Change caller.
9492 (queue_initial_tasks): Add mapfile parameter. Change caller.
9493 (queue_middle_tasks): Likewise.
9494 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9496 * archive.cc: Include "mapfile.h".
9497 (Archive::add_symbols): Add mapfile parameter. Change all
9498 callers. Pass mapfile, symbol, and reason to include_member.
9499 (Archive::include_all_members): Add mapfile parameter. Change all
9501 (Archive::include_member): Add mapfile, sym, and why parameters.
9502 Change all callers. Report inclusion to map file.
9503 * archive.h: Include "fileread.h".
9504 (class Archive): Update declarations.
9505 (Archive::file): New const method.
9506 (class Add_archive_symbols): Add mapfile_ field. Update
9507 constructor. Change all callers.
9508 * readsyms.h (class Read_symbols): Likewise.
9509 (class Finish_group): Likewise.
9510 (class Read_script): Likewise.
9511 * common.cc: Include "mapfile.h".
9512 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9514 (Symbol_table::do_allocate_commons): Likewise.
9515 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9516 symbol allocation to mapfile.
9517 * common.h (class Allocate_commons_task): Add mapfile_ field.
9518 Update constructor. Change all callers.
9519 * symtab.h (class Symbol_table): Update declarations.
9520 * layout.cc: Include "mapfile.h".
9521 (Layout_task_runner::run): Print information to mapfile.
9522 (Layout::create_gold_note): Change Output_data_fixed_space to
9523 Output_data_zero_fill.
9524 (Layout::create_build_id): Likewise.
9525 (Layout::print_to_mapfile): New function.
9526 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9527 constructor. Change caller.
9528 (class Layout): Declare print_to_mapfile.
9529 * output.cc (Output_section::Input_section::print_to_mapfile): New
9531 (Output_section::add_input_section): If producing a map, always
9532 add to input_sections_ list.
9533 (Output_section::do_print_to_mapfile): New function.
9534 (Output_segment::print_sections_to_mapfile): New function.
9535 (Output_segment::print_section_list_to_mapfile): New function.
9536 * output.h: Include "mapfile.h".
9537 (Output_data::print_to_mapfile): New function.
9538 (Output_data::do_print_to_mapfile): New virtual function.
9539 (Output_segment_headers::do_print_to_mapfile): New function.
9540 (Output_file_header::do_print_to_mapfile): New function.
9541 (Output_data_const::do_print_to_mapfile): New function.
9542 (class Output_data_const_buffer): Add map_name_ field. Update
9543 constructor. Change all callers. Add do_print_to_mapfile
9545 (class Output_data_fixed_space): Likewise.
9546 (class Output_data_space): Likewise.
9547 (class Output_data_zero_fill): New class.
9548 (Output_data_strtab::do_print_to_mapfile): New function.
9549 (Output_data_reloc_base::do_print_to_mapfile): New function.
9550 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9551 (Output_data_group::do_print_to_mapfile): New function.
9552 (Output_data_got::do_print_to_mapfile): New function.
9553 (Output_data_dynamic::do_print_to_mapfile): New function.
9554 (Output_symtab_xindex::do_print_to_mapfile): New function.
9555 (class Output_section): Declare do_print_to_mapflie. Declare
9556 print_to_mapfile in Input_section.
9557 (class Output_segment): Declare new functions.
9558 * object.h (Sized_relobj::symbol_count): New function.
9559 * script-sections.cc
9560 (Output_section_element_dot_assignment::set_section_addresses):
9561 Change Output_data_fixed_space to Output_data_zero_fill.
9562 (Output_data_expression::do_print_to_mapfile): New function.
9563 * script.cc (read_input_script): Add mapfile parameter. Change
9565 * script.h (read_input_script): Update declaration.
9566 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9567 (Eh_frame::do_print_to_mapfile): New function.
9568 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9569 (Output_merge_string::do_print_to_mapfile): New function.
9570 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9572 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9574 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9576 * Makefile.am (CCFILES): Add mapfile.cc.
9577 (HFILES): Add mapfile.h.
9578 * Makefile.in: Rebuild.
9580 2008-05-19 Ian Lance Taylor <iant@google.com>
9582 * options.h (class General_options): Add -z relro.
9583 * layout.cc (Layout::Layout): Initialize relro_segment_.
9584 (Layout::add_output_section_data): Return the output section.
9585 (Layout::make_output_section): Rcognize relro sections and mark
9587 (Layout::attach_allocated_section_to_segment): Put relro sections
9588 in a PT_GNU_RELRO segment.
9589 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9591 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9593 (Layout::linkonce_mapping): Map d.rel.ro.local to
9595 (Layout::output_section_name): Us .data.rel.ro.local for any
9596 section which begins with that.
9597 * layout.h (class Layout): Update add_output_section_data
9598 declaration. Add relro_segment_ field.
9599 * output.cc (Output_section::Output_section): Initialize is_relro_
9600 and is_relro_local_ fields.
9601 (Output_segment::add_output_section): Group relro sections.
9602 (Output_segment::is_first_section_relro): New function.
9603 (Output_segment::maximum_alignment): If there is a relro section,
9604 align the segment to the common page size.
9605 (Output_segment::set_section_addresses): Track whether we are
9606 looking at relro sections. If the last section is a relro
9607 section, align to the common page size.
9608 (Output_segment::set_section_list_addresses): Add in_relro
9609 parameter. Change all callers. Align to the page size when
9610 moving from relro to non-relro section.
9611 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9613 * output.h (class Output_section): Add is_relro_ and
9614 is_relro_local_ fields.
9615 (Output_section::is_relro): New function.
9616 (Output_section::set_is_relro): New function.
9617 (Output_section::is_relro_local): New function.
9618 (Output_section::set_is_relro_local): New function.
9619 (class Output_segment): Update declarations.
9620 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9621 * sparc.cc (Target_sparc::got_section): Likewise.
9622 * x86_64.cc (Target_x86_64::got_section): Likewise.
9623 * testsuite/relro_test_main.cc: New file.
9624 * testsuite/relro_test.cc: New file.
9625 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9626 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9627 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9628 (relro_test.so, relro_test_pic.o): New targets.
9629 * testsuite/Makefile.in: Rebuild.
9631 2008-05-16 Ian Lance Taylor <iant@google.com>
9633 * output.cc (Output_segment::add_output_section): Remove front
9635 * output.h (class Output_segment): Remove
9636 add_initial_output_section and overloaded add_output_section.
9637 Update declaration of remaining add_output_section.
9638 * layout.cc (Layout::create_interp): Call add_output_section
9639 rather than add_initial_output_section.
9640 (Layout::finish_dynamic_section): Likewise.
9642 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9643 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9644 know the dynamic type.
9645 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9646 field. Initialize it in constructor.
9647 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9648 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9649 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9652 * output.cc (Output_reloc::get_address): Change return type to
9654 * output.h (class Output_reloc): Update get_address declaration.
9655 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9656 for section addresses.
9658 2008-05-09 Ian Lance Taylor <iant@google.com>
9661 * gold.cc (gold_nomem): Use return value of write.
9663 2008-05-08 Ian Lance Taylor <iant@google.com>
9665 * symtab.c (Symbol::init_base_output_data): Add version
9666 parameter. Change all callers.
9667 (Symbol::init_base_output_segment): Likewise.
9668 (Symbol::init_base_constant): Likewise.
9669 (Symbol::init_base_undefined): Likewise.
9670 (Sized_symbol::init_output_data): Likewise.
9671 (Sized_symbol::init_output_segment): Likewise.
9672 (Sized_symbol::init_constant): Likewise.
9673 (Sized_symbol::init_undefined): Likewise.
9674 (Symbol_table::do_define_in_output_data): If the new symbol has a
9675 version, mark it as the default.
9676 (Symbol_table::do_define_in_output_segment): Likewise.
9677 (Symbol_table::do_define_as_constant): Likewise.
9678 * symtab.h (class Symbol): Update declarations.
9679 (class Sized_symbol): Likewise.
9680 * resolve.cc (Symbol::override_version): New function.
9681 (Symbol::override_base): Call override_version.
9682 (Symbol::override_base_with_special): Likewise.
9683 * testsuite/ver_script_8.script: New file.
9684 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9685 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9686 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9687 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9689 2008-05-06 Ian Lance Taylor <iant@google.com>
9692 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9694 (class General_options): Remove existing --undefined, and add
9695 --no-undefined instead. Add new --undefined as synonym for -u.
9696 * archive.cc (Archive::add_symbols): Check whether symbol was
9698 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9699 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9700 all uses. Add IS_UNDEFINED. Update declarations to split
9701 different versions of init_base. Declare init_base_undefined.
9702 (Symbol::is_defined): Handle IS_UNDEFINED.
9703 (Symbol::is_undefined): Likewise.
9704 (Symbol::is_weak_undefined): Call is_undefined.
9705 (Symbol::is_absolute): Handle IS_CONSTANT.
9706 (class Sized_symbol): Update declarations to split different
9707 versions of init. Declare init_undefined.
9708 (class Symbol_table): Declare new functions.
9709 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9711 (Symbol::init_base_output_data): Likewise.
9712 (Symbol::init_base_output_segment): Likewise.
9713 (Symbol::init_base_constant): Likewise.
9714 (Symbol::init_base_undefined): New function.
9715 (Sized_symbol::init_object): Rename from init. Change all
9717 (Sized_symbol::init_output_data): Likewise.
9718 (Sized_symbol::init_output_segment): Likewise.
9719 (Sized_symbol::init_constant): Likewise.
9720 (Sized_symbol::init_undefined): New function.
9721 (Symbol_table::add_undefined_symbols_from_command_line): New
9723 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9725 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9726 (Symbol::output_section): Likewise.
9727 (Symbol::set_output_section): Likewise.
9728 (Symbol_table::sized_finalize_symbol): Likewise.
9729 (Symbol_table::sized_write_globals): Likewise.
9730 * resolve.cc (Symbol_table::should_override): Likewise.
9731 (Symbol::override_base_with_special): Likewise.
9733 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9734 symbol, change it to have default visibility.
9735 * testsuite/protected_1.cc: New file.
9736 * testsuite/protected_2.cc: New file.
9737 * testsuite/protected_3.cc: New file.
9738 * testsuite/protected_main_1.cc: New file.
9739 * testsuite/protected_main_2.cc: New file.
9740 * testsuite/protected_main_3.cc: New file.
9741 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9742 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9743 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9744 (protected_1.so): New target.
9745 (protected_1_pic.o, protected_2_pic.o): New targets.
9746 (protected_3_pic.o): New target.
9747 (check_PROGRAMS): Add protected_2.
9748 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9749 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9750 * testsuite/Makefile.in: Rebuild.
9752 * options.h (DEFINE_var): Add set_user_set_##varname__.
9753 (DEFINE_bool_alias): New macro.
9754 (class General_options): Define -Bstatic using DEFINE_bool_alias
9755 rather than DEFINE_special. Add --undefined as an alias for -z
9757 * options.cc (General_options::parse_Bstatic): Remove.
9759 * options.h (class General_options): Add --fatal-warnings.
9760 * main.cc (main): Implement --fatal-warnings.
9761 * errors.h (Errors::warning_count): New function.
9763 * options.h (class General_options): Add -Bsymbolic-functions.
9764 * symtab.h (Symbol::is_preemptible): Check for
9765 -Bsymbolic-functions.
9767 2008-05-05 Ian Lance Taylor <iant@google.com>
9769 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9770 as noVARNAME rather than no-VARNAME.
9771 (class General_options): Add option -z combreloc.
9772 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9774 (Output_reloc::sort_before) [SHT_REL]: New function.
9775 (Output_reloc::sort_before) [SHT_RELA]: New function.
9776 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9777 Sort_relocs_comparison.
9778 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9779 parameter. Change all callers.
9780 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9781 sort_relocs parameter. Change all callers.
9782 * output.cc (Output_reloc::get_address): New function, broken out
9784 (Output_reloc::write_rel): Call it.
9785 (Output_reloc::compare): New function.
9786 (Output_data_reloc_base::do_write): Optionally sort relocs.
9788 * configure.ac: If targ_extra_obj is set, link it in.
9789 * configure.tgt: Initialize all variables.
9790 (x86_64*): Set targ_extra_obj and targ_extra_size.
9791 * configure: Rebuild.
9793 * object.cc (Sized_relobj::include_section_group): Adjust section
9794 indexes read from group data. Build vector to pass to
9796 * layout.cc (Layout::layout_group): Add flags and shndxes
9797 parameters. Remove contents parameter. Change caller. Update
9798 explicit instantiations.
9799 * layout.h (class Layout): Update layout_group declaration.
9800 * output.cc (Output_data_group::Output_data_group): Add flags and
9801 input_shndxes parameters. Remove contents parameter. Change
9803 (Output_data_group::do_write): Change input_sections_ to
9805 * output.h (class Output_data_group): Update constructor
9806 declaration. Rename input_sections_ to input_shndxes_.
9807 * testsuite/many_sections_test.cc: Add template.
9809 2008-04-30 Cary Coutant <ccoutant@google.com>
9811 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9813 * layout.cc (Layout::include_section): Refactored check for debug
9815 (Layout::add_comdat): Add new parameters. Change type
9816 of signature parameter. Add object and shndx to signatures table.
9817 (Layout::find_kept_object): New function.
9818 * layout.h: Include <cstring>.
9819 (Layout::is_debug_info_section): New function.
9820 (Layout::add_comdat): Add new parameters.
9821 (Layout::find_kept_object): New function.
9822 (Layout::Kept_section): New struct.
9823 (Layout::Signatures): Change type of map range.
9824 * object.cc (Relobj::output_section_address): New function.
9825 (Sized_relobj::include_section_group): Add new parameters. Change
9826 calls to Layout::add_comdat. Change to build table of kept comdat
9827 groups and table mapping discarded sections to kept sections.
9828 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9829 (Sized_relobj::do_layout): Change calls to include_section_group and
9830 include_linkonce_section.
9831 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9832 value to zero when section is discarded.
9833 (Sized_relobj::map_to_kept_section): New function.
9834 * object.h (Relobj::output_section_address): New function.
9835 (Relobj::Comdat_group): New type.
9836 (Relobj::find_comdat_group): New function.
9837 (Relobj::Comdat_group_table): New type.
9838 (Relobj::Kept_comdat_section): New type.
9839 (Relobj::Kept_comdat_section_table): New type.
9840 (Relobj::add_comdat_group): New function.
9841 (Relobj::set_kept_comdat_section): New function.
9842 (Relobj::get_kept_comdat_section): New function.
9843 (Relobj::comdat_groups_): New field.
9844 (Relobj::kept_comdat_sections_): New field.
9845 (Symbol_value::input_value): Update comment.
9846 (Sized_relobj::map_to_kept_section) New function.
9847 (Sized_relobj::include_linkonce_section): Add new parameter.
9848 * target-reloc.h (Comdat_behavior): New type.
9849 (get_comdat_behavior): New function.
9850 (relocate_section): Add code to map a discarded section to the
9851 corresponding kept section when applying a relocation.
9853 2008-04-30 Craig Silverstein <csilvers@google.com>
9855 * dwarf_reader.cc (next_generation_count): New static var.
9856 (Addr2line_cache_entry): New struct.
9857 (addr2line_cache): New static var.
9858 (Dwarf_line_info::one_addr2line): Added caching.
9859 (Dwarf_line_info::clear_addr2line_cache): New function.
9860 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9861 cache-size parameter.
9862 (Dwarf_line_info::one_addr2line_cache): New function.
9863 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9864 new cache-size argument to one_addr2line(), and clear cache.
9866 2008-04-28 Cary Coutant <ccoutant@google.com>
9868 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9869 R_386_PC8 relocations.
9871 2008-04-23 Ian Lance Taylor <iant@google.com>
9873 * object.cc (Sized_relobj::include_section_group): Check for
9874 invalid section group.
9876 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9879 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9880 than read for file header.
9881 * archive.cc (Archive::include_member): Likewise.
9883 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9885 * aclocal.m4: Regenerate.
9886 * configure: Regenerate.
9888 2008-04-19 Ian Lance Taylor <iant@google.com>
9890 * version.cc (version_string): Bump to 1.6.
9892 * testsuite/Makefile.am (many_sections_r_test): New target.
9893 (many_sections_r_test_SOURCES): Remove.
9894 (many_sections_r_test_DEPENDENCIES): Remove.
9895 (many_sections_r_test_LDFLAGS): Remove.
9896 (many_sections_r_test_LDADD): Remove.
9898 * object.cc (Sized_relobj::do_add_symbols): Always pass
9899 local_symbol_count_ to add_from_relobj.
9901 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9902 every thousand variables.
9903 * testsuite/Makefile.in: Rebuild.
9905 * object.cc (Xindex::initialize_symtab_xindex): New function.
9906 (Xindex::read_symtab_xindex): New function.
9907 (Xindex::sym_xindex_to_shndx): New function.
9908 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9910 (Sized_relobj::do_initialize_xindex): New function.
9911 (Sized_relobj::do_read_symbols): Adjust section links.
9912 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9913 parameter. Change all callers.
9914 (Sized_relobj::include_section_group): Adjust section links and
9915 symbol section indexes.
9916 (Sized_relobj::do_layout): Adjust section links.
9917 (Sized_relobj::do_count_local_symbols): Adjust section links and
9918 symbol section indexes.
9919 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9920 ordinary and special symbols.
9921 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9922 dynsym_xindex parameters. Change all callers. Adjust section
9923 links. Use SHN_XINDEX when needed.
9924 (Sized_relobj::get_symbol_location_info): Adjust section links.
9925 Don't get fooled by special symbols.
9926 * object.h (class Xindex): Define.
9927 (class Object): Add xindex_ parameter. Declare virtual functoin
9928 do_initialize_xindex.
9929 (Object::adjust_sym_shndx): New function.
9930 (Object::set_xindex): New protected function.
9931 (class Symbol_value): Add is_ordinary_shndx_ field.
9932 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9933 (Symbol_value::value): Assert ordinary section.
9934 (Symbol_value::initialize_input_to_output_map): Likewise.
9935 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9937 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9939 (class Sized_relobj): Update declarations.
9940 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9941 parameter. Change all callers.
9942 (Sized_relobj::adjust_shndx): New function.
9943 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9945 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9946 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9947 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9948 (Sized_dynobj::read_dynsym_section): Adjust section links.
9949 (Sized_dynobj::read_dynamic): Likewise.
9950 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9952 (Sized_dynobj::do_initialize_xindex): New function.
9953 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9954 do_initialize_xindex.
9955 (Sized_dynobj::adjust_shndx): New function.
9956 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9957 dynsym_xindex_ fields.
9958 (Layout::finalize): Add a call to set_section_indexes before
9959 creating the symtab sections.
9960 (Layout::set_section_indexes): Don't do anything if the section
9961 already has a section index.
9962 (Layout::create_symtab_sections): Add shnum parameter. Change
9963 caller. Create .symtab_shndx section if needed.
9964 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9966 (Layout::allocated_output_section_count): New function.
9967 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9969 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9970 fields. Update declarations.
9971 (Layout::symtab_xindex): New function.
9972 (Layout::dynsym_xindex): New function.
9973 (class Write_symbols_task): Add layout_ field.
9974 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9976 * output.cc (Output_section_headers::Output_section_headers): Add
9977 shstrtab_section parameter. Change all callers.
9978 (Output_section_headers::do_sized_write): Store overflow values
9979 for section count and section string table section index in
9980 section header zero.
9981 (Output_file_header::do_sized_write): Check for overflow of
9982 section count and section string table section index.
9983 (Output_symtab_xindex::do_write): New function.
9984 (Output_symtab_xindex::endian_do_write): New function.
9985 * output.h (class Output_section_headers): Add shstrtab_section_.
9986 Update declarations.
9987 (class Output_symtab_xindex): Define.
9988 (Output_section::has_out_shndx): New function.
9989 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9991 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9993 (Sized_symbol::init): Likewise.
9994 (Symbol::output_section): Check for ordinary symbol.
9995 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9996 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9998 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9999 Change all callers. Simplify handling of symbols from sections
10000 not included in the link.
10001 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10003 (Weak_alias_sorter::operator()): Assert that symbols are
10005 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10007 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10008 parameters. Change all callers.
10009 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10010 symbol distinction. Use SHN_XINDEX when needed.
10011 (Symbol_table::write_section_symbol): Add symtab_xindex
10012 parameter. Change all callers.
10013 (Symbol_table::sized_write_section_symbol): Likewise. Use
10014 SHN_XINDEX when needed.
10015 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10017 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10018 (Symbol::is_defined): Check is_ordinary.
10019 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10020 (Symbol::is_absolute, Symbol::is_common): Likewise.
10021 (class Sized_symbol): Update declarations.
10022 (class Symbol_table): Update declarations.
10023 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10024 parameters. Change all callers.
10025 (Sized_symbol::override): Likewise.
10026 (Symbol_table::override): Likewise.
10027 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10028 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10029 is_ordinary, and orig_st_shndx parameters. Change all callers.
10030 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10031 to be in an ordinary section.
10032 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10033 object and is_ordinary parameters. Change all callers.
10034 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10035 Change all callers. Don't add undefined or non-ordinary symbols
10037 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10038 Change all callers.
10039 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10041 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10042 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10043 (Sized_relobj::relocate_sections): Likewise.
10044 * target-reloc.h (scan_relocs): Adjust section symbol index.
10045 (scan_relocatable_relocs): Likewise.
10046 * i386.cc (Scan::local): Check for ordinary symbols.
10047 * sparc.cc (Scan::local): Likewise.
10048 * x86_64.cc (Scan::local): Likewise.
10049 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10050 to symbol_section_and_value.
10051 * testsuite/many_sections_test.cc: New file.
10052 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10053 (check_PROGRAMS): Add many_sections_test.
10054 (many_sections_test_SOURCES): Define.
10055 (many_sections_test_DEPENDENCIES): Define.
10056 (many_sections_test_LDFLAGS): Define.
10057 (BUILT_SOURCES): Add many_sections_define.h.
10058 (many_sections_define.h): New target.
10059 (BUILT_SOURCES): Add many_sections_check.h.
10060 (many_sections_check.h): New target.
10061 (check_PROGRAMS): Add many_sections_r_test.
10062 (many_sections_r_test_SOURCES): Define.
10063 (many_sections_r_test_DEPENDENCIES): Define.
10064 (many_sections_r_test_LDFLAGS): Define.
10065 (many_sections_r_test_LDADD): Define.
10066 (many_sections_r_test.o): New target.
10067 * testsuite/Makefile.in: Rebuild.
10069 2008-04-17 Cary Coutant <ccoutant@google.com>
10071 * errors.cc (Errors::info): New function.
10072 (gold_info): New function.
10073 * errors.h (Errors::info): New function.
10074 * gold.h (gold_info): New function.
10075 * object.cc (Input_objects::add_object): Print trace output.
10076 * options.cc (options::parse_set): New function.
10077 (General_options::parse_wrap): Deleted.
10078 (General_options::General_options): Deleted initializer.
10079 * options.h (options::String_set): New typedef.
10080 (options::parse_set): New function.
10081 (DEFINE_set): New macro.
10082 (General_options::wrap): Changed to use DEFINE_set. Changed
10083 callers of any_wrap_symbols and is_wrap_symbol.
10084 (General_options::trace, General_options::trace_symbol):
10086 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10087 (General_options::wrap_symbols_): Deleted.
10088 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10090 2008-04-17 David S. Miller <davem@davemloft.net>
10092 * options.cc (General_options::parse_V): New function.
10093 * options.h: Add entries for -V and -Qy.
10095 2008-04-17 Ian Lance Taylor <iant@google.com>
10097 * common.cc (Symbol_table::allocate_commons): Remove options
10098 parameter. Change caller.
10099 (Symbol_table::do_allocate_commons): Remove options parameter.
10100 Change caller. Just call do_allocate_commons_list twice.
10101 (Symbol_table::do_allocate_commons_list): New function, broken out
10102 of do_allocate_commons.
10103 * common.h (class Allocate_commons_task): Remove options_ field.
10104 Update constructor.
10105 * symtab.cc (Symbol_table::Symbol_table): Initialize
10107 (Symbol_table::add_from_object): Put TLS common symbols on
10109 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10110 which are IN_OUTPUT_DATA.
10111 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10112 allocate_commons and do_allocate_commons declarations. Declare
10113 do_allocate_commons_list.
10114 * gold.cc (queue_middle_tasks): Update creation of
10115 Allocate_commons_task to not pass options.
10116 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10117 (TLS_TEST_C_FLAGS): New variable.
10118 (tls_test_c_pic.o): New target.
10119 (tls_test_shared.so): Link in tls_test_c_pic.o.
10120 (tls_test_c_pic_ie.o): New target.
10121 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10122 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10123 (tls_test_c.o): New target.
10124 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10125 (tls_pic_test_LDADD): Likewise.
10126 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10127 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10128 (tls_test_c_gnu2.o): New target.
10129 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10131 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10132 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10133 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10134 * testsuite/tls_test.cc: Include "config.h".
10135 (t_last): Call t11_last.
10136 * testsuite/tls_test.h (t11, t11_last): Declare.
10137 * testsuite/tls_test_c.c: New file.
10138 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10139 * configure.ac: Check for OpenMP support.
10140 * configure, config.in, Makefile.in: Rebuild.
10141 * testsuite/Makefile.in: Rebuild.
10143 2008-04-16 Cary Coutant <ccoutant@google.com>
10145 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10146 (Target_i386::tls_base_symbol_defined_): New field.
10147 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10148 (Target_i386::Scan::global): Likewise.
10149 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10150 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10151 (Target_x86_64::tls_base_symbol_defined_): New field.
10152 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10153 (Target_x86_64::Scan::global): Likewise.
10155 2008-04-16 Cary Coutant <ccoutant@google.com>
10157 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10158 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10159 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10160 building shared libraries.
10161 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10162 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10163 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10164 * testsuite/Makefile.in: Rebuild.
10165 * testsuite/weak_undef.h: New file.
10166 * testsuite/weak_undef_file1.cc: Add extra test cases.
10167 * testsuite/weak_undef_file2.cc: Likewise.
10168 * testsuite/weak_undef_test.cc: Likewise.
10170 2008-04-16 David S. Miller <davem@davemloft.net>
10172 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10173 Add issued_non_pic_error_ field. Declare check_non_pic.
10174 (Target_sparc::Scan::check_non_pic): New function.
10175 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10176 (Target_sparc::Scan::global): Likewise.
10178 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10179 * configure: Rebuild.
10181 * options.h (DEFINE_enable): New macro.
10182 (new_dtags): New enable option.
10183 (initfirst, interpose, loadfltr, nodefaultlib,
10184 nodelete, nodlopen, nodump): New -z options.
10185 * layout.cc (Layout:finish_dynamic_section): If new
10186 dtags enabled, emit DT_RUNPATH. Also, emit a
10187 DT_FLAGS_1 containing any specified -z flags.
10189 2008-04-16 Ian Lance Taylor <iant@google.com>
10191 * copy-relocs.cc: New file.
10192 * copy-relocs.h: New file.
10193 * reloc.cc: Remove Copy_relocs code.
10194 * reloc.h: Likewise.
10195 * reloc-types.h (struct Reloc_types) [both versions]: Add
10196 get_reloc_addend_noerror.
10197 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10198 variants of add_global which take an addend which must be zero.
10199 * i386.cc: Include "copy-relocs.h".
10200 (class Target_i386): Change type of copy_relocs_ to variable,
10201 update initializer.
10202 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10203 Change all callers.
10204 (Target_i386::do_finalize_sections): Change handling of
10206 * sparc.cc: Include "copy-relocs.h".
10207 (class Target_sparc): Change type of copy_relocs_ to variable,
10208 update initializer.
10209 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10210 Change all callers.
10211 (Target_sparc::do_finalize_sections): Change handling of
10213 * x86_64.cc: Include "copy-relocs.h".
10214 (class Target_x86_64): Change type of copy_relocs_ to variable,
10215 update initializer.
10216 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10217 class. Change all callers.
10218 (Target_x86_64::do_finalize_sections): Change handling of
10220 * Makefile.am (CCFILES): Add copy-relocs.cc.
10221 (HFILES): Add copy-relocs.h.
10223 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10225 * testsuite/script_test_4.sh: Permit leading zeroes.
10227 2008-04-15 Ian Lance Taylor <iant@google.com>
10229 * script-sections.cc (Script_sections::create_segments): Use
10230 header_size_adjustment even when there is enough room for the
10232 * testsuite/script_test_4.sh: New file.
10233 * testsuite/script_test_4.t: New file.
10234 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10235 (check_DATA): Add script_test_4.stdout.
10236 (MOSTLYCLEANFILES): Likewise.
10237 (script_test_4): New target.
10238 (script_test_4.stdout): New target.
10239 * testsuite/Makefile.in: Rebuild.
10241 * sparc.cc: Add definitions for Output_data_plt_sparc class
10244 2008-04-14 David S. Miller <davem@davemloft.net>
10246 * sparc.cc: New file.
10247 * Makefile.am (TARGETSOURCES): Add sparc.cc
10248 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10249 * configure.tgt: Document targ_extra_size and
10250 targ_extra_big_endian. Add entries for sparc-* and
10252 * configure.ac: Handle targ_extra_size and
10253 targ_extra_big_endian.
10254 * Makefile.in: Rebuild.
10255 * configure: Likewise.
10256 * po/POTFILES.in: Likewise.
10257 * po/gold.pot: Likewise.
10259 2008-04-14 Ian Lance Taylor <iant@google.com>
10261 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10262 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10263 in the name/type/flags to section mapping. Don't call
10264 allocate_output_section.
10265 (Layout::choose_output_section): Change parameter from adjust_name
10266 to is_input_section. Don't permit input sections after sections
10267 are attached to segments. Don't call allocate_output_section.
10268 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10269 not write_enable_output_section.
10270 (Layout::make_output_section): Don't push to
10271 unattached_section_list_ nor call attach_to_segment. Call
10272 attach_section_to_segment if sections are attached.
10273 (Layout::attach_sections_to_segments): New function.
10274 (Layout::attach_section_to_segment): New function.
10275 (Layout::attach_allocated_section_to_segment): Rename from
10276 attach_to_segment. Remove flags parameter.
10277 (Layout::allocate_output_section): Remove function.
10278 (Layout::write_enable_output_section): Remove function.
10279 * layout.h (class Layout): Update for above changes. Add new
10280 field sections_are_attached_.
10281 * output.h (Output_section::update_flags_for_input_section): New
10283 * output.cc (Output_section::add_input_section): Call
10284 update_flags_for_input_section.
10285 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10287 2008-04-11 Cary Coutant <ccoutant@google.com>
10289 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10290 thought unnecessary.
10291 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10293 2008-04-11 Ian Lance Taylor <iant@google.com>
10295 * output.h (class Output_section_data): Remove inline definition
10297 * output.cc (Output_section_data::set_addralign): New function.
10299 2008-04-11 Cary Coutant <ccoutant@google.com>
10301 Add support for TLS descriptors for i386 and x86_64.
10302 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10303 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10304 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10306 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10307 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10308 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10310 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10311 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10312 Fix problem with initial-exec relocations.
10313 (Target_i386::Relocate::relocate_tls): Likewise.
10314 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10316 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10317 support for section-plus-offset dynamic table entries.
10318 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10319 (Output_data_dynamic::Dynamic_entry): Add support for
10320 section-plus-offset dynamic table entries.
10321 (Output_data_dynamic::Classification): Likewise.
10322 (Output_data_dynamic::classification_): Renamed offset_.
10323 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10324 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10325 (Target_x86_64::make_plt_section): New function.
10326 (Target_x86_64::reserve_tlsdesc_entries): New function.
10327 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10328 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10329 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10330 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10331 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10332 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10333 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10334 add extra PLT entry for TLS descriptors.
10335 (Output_data_plt_x86_64::got_): New field.
10336 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10337 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10339 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10341 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10342 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10343 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10344 R_386_TLS_DESC_CALL relocations.
10345 (Target_x86_64::Scan::global): Likewise.
10346 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10347 for TLS descriptors.
10348 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10349 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10350 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10351 GD-to-IE relaxation.
10352 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10353 and TLS_DESCRIPTORS.
10354 * Makefile.in: Rebuild.
10355 * configure: Rebuild.
10356 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10357 (tls_test_shared2.so): New target.
10358 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10359 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10360 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10361 (tls_shared_gd_to_ie_test_LDADD): New variable.
10362 (tls_shared_gnu2_gd_to_ie_test): New target.
10363 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10365 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10366 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10367 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10368 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10369 (tls_shared_gnu2_test): New target.
10370 (tls_test_gnu2_shared.so): New target.
10371 (tls_shared_gnu2_test_SOURCES): New variable.
10372 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10373 (tls_shared_gnu2_test_LDFLAGS): New variable.
10374 (tls_shared_gnu2_test_LDADD): New variable.
10375 * testsuite/Makefile.in: Rebuild.
10376 * testsuite/Makefile.
10378 2008-04-11 Ian Lance Taylor <iant@google.com>
10380 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10382 * testsuite/Makefile.in: Rebuild.
10384 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10386 * testsuite/script_test_2.cc (main): Adjust test.
10388 2008-04-11 David S. Miller <davem@davemloft.net>
10389 Ian Lance Taylor <iant@google.com>
10391 * options.h (General_options): Add entries for '-Y' and
10393 * options.cc (General_options:finalize): If -Y was used, add those
10394 entries to the library path instead of the default "/lib" and
10397 2008-04-11 David S. Miller <davem@davemloft.net>
10399 * testsuite/justsyms.t: Start at 0x100.
10400 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10401 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10403 * testsuite/script_test_2.cc: Adjust string and section length
10406 2008-04-09 Ian Lance Taylor <iant@google.com>
10409 * script-sections.cc (Sections_element::allocate_to_segment): Add
10411 (Output_section_definition::allocate_to_segment): Likewise.
10412 (Orphan_output_section::allocate_to_segment): Likewise.
10413 (Script_sections::attach_sections_using_phdrs_clause): Don't
10414 propagate non-PT_LOAD segments to orphan sections.
10415 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10416 readelf rather than objdump.
10417 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10418 .interp section and PT_INTERP segment are the same size.
10419 * testsuite/Makefile.in: Rebuild.
10421 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10422 aliases for symbols defined in the same object.
10423 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10424 (weak_alias_test_SOURCES): New variable.
10425 (weak_alias_test_DEPENDENCIES): New variable.
10426 (weak_alias_test_LDFLAGS): New variable.
10427 (weak_alias_test_LDADD): New variable.
10428 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10429 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10430 (weak_alias_test_3.o): New target.
10431 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10432 * testsuite/weak_alias_test_main.cc: New file.
10433 * testsuite/weak_alias_test_1.cc: New file.
10434 * testsuite/weak_alias_test_2.cc: New file.
10435 * testsuite/weak_alias_test_3.cc: New file.
10437 2008-04-08 Ian Lance Taylor <iant@google.com>
10439 * options.h (class General_options): Add --noinhibit-exec option.
10440 * main.cc (main): Check --noinhibit-exec.
10442 * options.h (class General_options): Define --wrap as a special
10443 option. Add wrap_symbols_ field.
10444 (General_options::any_wrap_symbols): New function.
10445 (General_options::is_wrap_symbol): New function.
10446 * options.cc (General_options::parse_wrap): New function.
10447 (General_options::General_options): Initialize wrap_symbols_.
10448 * symtab.cc (Symbol_table::wrap_symbol): New function.
10449 (Symbol_table::add_from_object): Handle --wrap.
10450 * symtab.h (class Symbol_table): Declare wrap_symbol.
10451 * target.h (Target::wrap_char): New function.
10452 (Target::Target_info): Add wrap_char field.
10453 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10454 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10455 * testsuite/testfile.cc (Target_test::test_target_info):
10458 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10461 * layout.h (class Layout): Add added_eh_frame_data_ field.
10462 * layout.cc (Layout::Layout): Initialize new field.
10463 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10464 output section until we find a section we merged successfully.
10465 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10466 that the size be non-zero.
10468 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10471 2008-04-08 Craig Silverstein <csilvers@google.com>
10473 * configure.ac: Export new conditional variable HAVE_ZLIB.
10474 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10476 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10477 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10479 2008-04-07 Ian Lance Taylor <iant@google.com>
10481 * version.cc (version_string): Set to "1.5".
10483 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10484 Add issued_non_pic_error_ field. Declare check_non_pic.
10485 (Target_x86_64::Scan::check_non_pic): New function.
10486 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10487 (Target_x86_64::Scan::global): Likewise.
10489 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10490 addend parameter. Change caller. Handle merge sections.
10491 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10492 Address to Addend. Don't add in the result of
10493 local_section_offset, pass down the addend and use the returned
10495 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10496 Update declarations of local_section_offset and symbol_value.
10497 * testsuite/two_file_test_1.cc (t18): New function.
10498 * testsuite/two_file_test_2.cc (f18): New function.
10499 * testsuite/two_file_test_main.cc (main): Call t18.
10500 * testsuite/two_file_test.h (t18, f18): Declare.
10502 * configure.ac: Don't test for objdump, c++filt, or readelf.
10503 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10505 (TEST_READELF): New variable.
10506 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10507 (check_PROGRAMS): Add two_file_strip_test.
10508 (two_file_strip_test): New target.
10509 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10510 (two_file_same_shared_strip_test_SOURCES): New variable.
10511 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10512 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10513 (two_file_same_shared_strip_test_LDADD): New variable.
10514 (two_file_shared_strip.so): New target.
10515 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10516 (ver_test_5.syms, ver_test_7.syms): Likewise.
10517 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10518 (strip_test_3.stdout): Use TEST_OBJDUMP.
10519 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10521 2008-04-04 Cary Coutant <ccoutant@google.com>
10523 * symtab.h (Symbol::is_weak_undefined): New function.
10524 (Symbol::is_strong_undefined): New function.
10525 (Symbol::is_absolute): New function.
10526 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10527 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10529 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10530 (weak_undef_test): New target.
10531 * testsuite/Makefile.in: Rebuild.
10532 * testsuite/weak_undef_file1.cc: New file.
10533 * testsuite/weak_undef_file2.cc: New file.
10534 * testsuite/weak_undef_test.cc: New file.
10536 2008-04-03 Craig Silverstein <csilvers@google.com>
10538 * compressed_output.h (class Output_compressed_section): Use
10540 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10542 (zlib_compressed_suffix): Removed.
10543 (Output_compressed_section::set_final_data_size): Use unsigned
10545 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10546 Fix linker invocation.
10547 (flagstest_o_specialfile_and_compress_debug_sections):
10549 * testsuite/Makefile.in: Regenerated.
10551 2008-04-02 David S. Miller <davem@davemloft.net>
10553 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10554 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10556 2008-04-02 Craig Silverstein <csilvers@google.com>
10560 2008-04-02 Ian Lance Taylor <iant@google.com>
10562 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10563 parameters. Update for new key type to views_. Change all
10565 (File_read::read): Adjust for byteshift in returned view.
10566 (File_read::add_view): New function, broken out of
10567 find_and_make_view.
10568 (File_read::make_view): New function, broken out of
10569 find_and_make_view.
10570 (File_read::find_or_make_view): Add offset and aligned
10571 parameters. Rewrite accordingly. Change all callers.
10572 (File_read::get_view): Add offset and aligned parameters. Adjust
10573 for byteshift in return value.
10574 (File_read::get_lasting_view): Likewise.
10575 * fileread.h (class File_read): Update declarations.
10576 (class File_read::View): Add byteshift_ field. Add byteshift to
10577 constructor. Add byteshift method.
10578 * archive.h (Archive::clear_uncached_views): New function.
10579 (Archive::get_view): Add aligned parameter. Change all callers.
10580 * object.h (Object::get_view): Add aligned parameter. Change all
10582 (Object::get_lasting_view): Likewise.
10584 * fileread.cc (File_read::release): Don't call clear_views if
10585 there are multiple objects.
10586 * fileread.h (File_read::clear_uncached_views): New function.
10587 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10590 2008-03-31 Cary Coutant <ccoutant@google.com>
10592 Add thin archive support.
10593 * archive.cc (Archive::armagt): New const.
10594 (Archive::setup): Remove task parameter and calls to unlock.
10595 (Archive::unlock_nested_archives): New function.
10596 (Archive::read_header): Add nested_off parameter. Change
10598 (Archive::interpret_header): Likewise.
10599 (Archive::include_all_members): Change to handle thin
10601 (Archive::include_member): Likewise.
10602 * archive.h (Archive::Archive): Add new parameters and
10604 (Archive::armagt): New const.
10605 (Archive::setup): Remove task parameter.
10606 (Archive::unlock_nested_archives): New function.
10607 (Archive::read_header): Add nested_off parameter.
10608 (Archive::interpret_header): Likewise.
10609 (Archive::Nested_archive_table): New typedef.
10610 (Archive::is_thin_archive_): New field.
10611 (Archive::nested_archives_): New field.
10612 (Archive::options_): New field.
10613 (Archive::dirpath_): New field.
10614 (Archive::task_): New field.
10615 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10616 for thin archives. Pass additional parameters to
10617 Archive::Archive. Unlock the archive file after calling
10620 2008-03-29 Ian Lance Taylor <iant@google.com>
10622 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10623 version symbol to be local.
10624 * testsuite/ver_test_4.sh: New file.
10625 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10626 (check_DATA): Add ver_test_4.syms.
10627 (ver_test_4.syms): New target.
10628 * testsuite/Makefile.in: Rebuild.
10631 (Output_section::Input_section_sort_entry::has_priority): New
10633 (Output_section::Input_section_sort_entry::match_file_name): New
10635 (Output_section::Input_section_sort_entry::match_section_name):
10637 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10639 (Output_section::Input_section_sort_entry::match_section_file):
10641 (Output_section::Input_section_sort_compare::operator()): Rewrite
10642 using new Input_section_sort_entry functions. Sort crtbegin and
10643 crtend first. Sort sections with no priority before sections with
10645 * testsuite/initpri1.c (d3): Check j != 4.
10646 (cd5): New constructor/destructor function.
10647 (main): Check j != 2.
10649 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10650 new symbol when resolving, don't call set_is_default.
10651 * testsuite/ver_test_7.cc: New file.
10652 * testsuite/ver_test_7.sh: New file.
10653 * testsuite/Makefile.am (ver_test_7.so): New target.
10654 (ver_test_7.o): New target.
10655 (check_SCRIPTS): Add ver_test_7.sh.
10656 (check_DATA): Add ver_test_7.syms.
10657 (ver_test_7.syms): New target.
10659 2008-03-28 Ian Lance Taylor <iant@google.com>
10661 * layout.cc (Layout::layout): If we see an input section with a
10662 name that needs sorting, set the must_sort flag for the output
10664 (Layout::make_output_section): If the name of the output section
10665 indicates that it might require sorting, set the may_sort flag.
10666 * output.h (Output_section::may_sort_attached_input_sections): New
10668 (Output_section::set_may_sort_attached_input_sections): New
10670 (Output_section::must_sort_attached_input_sections): New
10672 (Output_section::set_must_sort_attached_input_sections): New
10674 (class Output_section): Declare Input_section_sort_entry. Define
10675 Input_section_sort_compare. Declare
10676 sort_attached_input_sections. Add new fields:
10677 may_sort_attached_input_sections_,
10678 must_sort_attached_input_sections_,
10679 attached_input_sections_are_sorted_.
10680 * output.cc (Output_section::Output_section): Initialize new
10682 (Output_section::add_input_section): Add an entry to
10683 input_sections_ if may_sort or must_sort are true.
10684 (Output_section::set_final_data_size): Call
10685 sort_attached_input_sections if necessary.
10686 (Output_section::Input_section_sort_entry): Define new class.
10687 (Output_section::Input_section_sort_compare::operator()): New
10689 (Output_section::sort_attached_input_sections): New function.
10690 * configure.ac: Check whether the compiler supports constructor
10691 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10692 * testsuite/initpri1.c: New file.
10693 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10694 CONSTRUCTOR_PRIORITY.
10695 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10696 (initpri1_LDFLAGS): New variable.
10697 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10699 2008-03-27 Ian Lance Taylor <iant@google.com>
10701 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10702 * testsuite/common_test_1.c: New file.
10703 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10704 (common_test_1_SOURCES): New variable.
10705 (common_test_1_DEPENDENCIES): New variable.
10706 (common_test_1_LDFLAGS): New variable.
10708 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10709 and commons_ correctly when NAME/VERSION does not override
10711 * testsuite/ver_test_6.c: New file.
10712 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10713 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10714 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10716 2008-03-26 Ian Lance Taylor <iant@google.com>
10718 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10719 of an undefined symbol from a version script.
10720 * testsuite/Makefile.am (ver_test_5.so): New target.
10721 (ver_test_5.o): New target.
10722 (check_SCRIPTS): Add ver_test_5.sh.
10723 (check_DATA): Add ver_test_5.syms.
10724 (ver_test_5.syms): New target.
10725 * testsuite/ver_test_5.cc: New file.
10726 * testsuite/ver_test_5.script: New file.
10727 * testsuite/ver_test_5.sh: New file.
10728 * Makefile.in, testsuite/Makefile.in: Rebuild.
10731 Fix problems building gold with gcc 4.3.0.
10732 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10733 (gold_error_at_location, gold_warning_at_location): Use it.
10734 * configure.ac: Check whether we can compile and use a template
10735 function with a printf attribute.
10736 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10737 when jumping over bytes.
10738 * object.cc: Instantiate Object::read_section_data.
10739 * debug.h: Include <cstring>
10740 * dwarf_reader.cc: Include <algorithm>
10741 * main.cc: Include <cstring>.
10742 * options.cc: Include <cstring>.
10743 * output.cc: Include <cstring>.
10744 * script.cc: Include <cstring>.
10745 * script.h: Include <string>.
10746 * symtab.cc: Include <cstring> and <algorithm>.
10747 * target-select.cc: Include <cstring>.
10748 * version.cc: Include <string>.
10749 * testsuite/testmain.cc: Include <cstdlib>.
10750 * configure, config.in: Rebuild.
10752 2008-03-25 Ian Lance Taylor <iant@google.com>
10754 * options.cc: Include "../bfd/bfdver.h".
10755 (options::help): Print bug reporting address.
10757 * version.cc (print_version): Adjust output for current value of
10758 BFD_VERSION_STRING.
10762 * options.cc (options::help): Print list of supported targets.
10763 * target-select.h: Include <vector>.
10764 (class Target_selector): Make machine_, size_, and is_big_endian_
10765 fields const. Add bfd_name_ and instantiated_target_ fields.
10766 (Target_selector::Target_selector): Add bfd_name parameter.
10767 (Target_selector::recognize): Make non-virtual, call
10769 (Target_selector::recognize_by_name): Make non-virtual, call
10770 do_recognize_by_name.
10771 (Target_selector::supported_names): New function.
10772 (Target_selector::bfd_name): New function.
10773 (Target_selector::do_instantiate_target): New pure virtual
10775 (Target_selector::do_recognize): New virtual function.
10776 (Target_selector::do_recognize_by_name): New virtual function.
10777 (Target_selector::instantiate_target): New private function.
10778 (supported_target_names): Declare.
10779 * target-select.cc (Target_selector::Target_selector): Update for
10780 new parameter and fields.
10781 (select_target_by_name): Check that the name matches before
10782 calling recognize_by_name.
10783 (supported_target_names): New function.
10784 * i386.cc (class Target_selector_i386): Update Target_selector
10785 constructor call. Remove recognize and recognize_by_name. Add
10786 do_instantiate_target.
10787 * x86_64.cc (class Target_selector_x86_64): Likewise.
10788 * testsuite/testfile.cc (class Target_selector_test): Update for
10789 changes to Target_selector.
10791 * README: Rewrite, with some notes on unsupported features.
10793 2008-03-24 Cary Coutant <ccoutant@google.com>
10795 * i386.cc (Target_i386::Got_type): New enum declaration.
10796 (Target_i386::Scan::local): Updated callers of Output_data_got
10798 (Target_i386::Scan::global): Likewise.
10799 (Target_i386::Relocate::relocate): Likewise.
10800 (Target_i386::Relocate::relocate_tls): Likewise.
10801 * object.h (Got_offset_list): New class.
10802 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10803 (Sized_relobj::local_got_offset): Likewise.
10804 (Sized_relobj::set_local_got_offset): Likewise.
10805 (Sized_relobj::local_has_tls_got_offset): Removed.
10806 (Sized_relobj::local_tls_got_offset): Removed.
10807 (Sized_relobj::set_local_tls_got_offset): Removed.
10808 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10809 * output.cc (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 * output.h (Output_data_got::add_global): Added got_type parameter.
10826 (Output_data_got::add_global_with_rel): Likewise.
10827 (Output_data_got::add_global_with_rela): Likewise.
10828 (Output_data_got::add_global_pair_with_rel): New function.
10829 (Output_data_got::add_global_pair_with_rela): New function.
10830 (Output_data_got::add_local): Added got_type parameter.
10831 (Output_data_got::add_local_with_rel): Likewise.
10832 (Output_data_got::add_local_with_rela): Likewise.
10833 (Output_data_got::add_local_pair_with_rel): New function.
10834 (Output_data_got::add_local_pair_with_rela): New function.
10835 (Output_data_got::add_global_tls): Removed.
10836 (Output_data_got::add_global_tls_with_rel): Removed.
10837 (Output_data_got::add_global_tls_with_rela): Removed.
10838 (Output_data_got::add_local_tls): Removed.
10839 (Output_data_got::add_local_tls_with_rel): Removed.
10840 (Output_data_got::add_local_tls_with_rela): Removed.
10841 * resolve.cc (Symbol::override_base_with_special): Removed
10842 reference to has_got_offset_ field.
10843 * symtab.cc (Symbol::init_fields): Replaced initialization
10844 of got_offset_ with got_offsets_. Removed initialization
10846 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10847 (Symbol::got_offset): Likewise.
10848 (Symbol::set_got_offset): Likewise.
10849 (Symbol::has_tls_got_offset): Removed.
10850 (Symbol::tls_got_offset): Removed.
10851 (Symbol::set_tls_got_offset): Removed.
10852 (Symbol::got_offset_): Removed.
10853 (Symbol::tls_mod_got_offset_): Removed.
10854 (Symbol::tls_pair_got_offset_): Removed.
10855 (Symbol::got_offsets_): New field.
10856 (Symbol::has_got_offset): Removed.
10857 (Symbol::has_tls_mod_got_offset): Removed.
10858 (Symbol::has_tls_pair_got_offset): Removed.
10859 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10860 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10862 (Target_x86_64::Scan::global): Likewise.
10863 (Target_x86_64::Relocate::relocate): Likewise.
10864 (Target_x86_64::Relocate::relocate_tls): Likewise.
10866 2008-03-25 Ben Elliston <bje@au.ibm.com>
10868 * yyscript.y: Fix spelling error in comment.
10870 2008-03-24 Ian Lance Taylor <iant@google.com>
10872 * options.h (class General_options): Define build_id option.
10873 * layout.h (class Layout): Declare write_build_id, create_note,
10874 create_build_id. Add build_id_note_ member.
10875 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10876 "libiberty.h", "md5.h", "sha1.h".
10877 (Layout::Layout): Initialize eh_frame_data_,
10878 eh_frame_hdr_section_, and build_id_note_.
10879 (Layout::finalize): Call create_build_id.
10880 (Layout::create_note): New function, broken out of
10881 Layout::create_gold_note.
10882 (Layout::create_gold_note): Call create_note.
10883 (Layout::create_build_id): New function.
10884 (Layout::write_build_id): New function.
10885 (Close_task_runner::run): Call write_build_id.
10887 * x86_64.cc: Correct license to GPLv3.
10889 2008-03-23 Ian Lance Taylor <iant@google.com>
10891 * options.cc: Include "demangle.h".
10892 (parse_optional_string): New function.
10893 (parse_long_option): Handle takes_optional_argument.
10894 (parse_short_option): Update dash_z initializer. Handle
10895 takes_optional_argument.
10896 (General_options::General_options): Initialize do_demangle_.
10897 (General_options::finalize): Set do_demangle_. Handle demangling
10899 * options.h (parse_optional_string): Declare.
10900 (struct One_option): Add optional_arg field. Update constructor.
10901 Update call constructor calls. Add takes_optional_argument
10903 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10904 (DEFINE_optional_string): Define.
10905 (General_options::demangle): Change from DEFINE_bool to
10906 DEFINE_optional_string.
10907 (General_options::no_demangle): New function.
10908 (General_options::do_demangle): New function.
10909 (General_options::set_do_demangle): New function.
10910 (General_options::execstack_status_): Move definition to end of
10912 (General_options::static_): Likewise.
10913 (General_options::do_demangle_): New field.
10914 * object.cc (big_endian>::get_symbol_location_info): Call
10915 Options::do_demangle, not Options::demangle.
10916 * symtab.cc (demangle): Likewise.
10918 2008-03-22 Ian Lance Taylor <iant@google.com>
10920 * gold.h: Include <cstddef> and <sys/types.h>
10921 * options.h: Include <cstring>.
10923 2008-03-21 Ian Lance Taylor <iant@google.com>
10925 * Added source code to GNU binutils.