1 2011-06-08 Cary Coutant <ccoutant@google.com>
4 * testsuite/two_file_test_2_v1.cc: Change initialization of
5 v2 to keep it in .data.
7 2011-06-07 Cary Coutant <ccoutant@google.com>
9 * common.cc (Symbol_table::do_allocate_commons_list): Call
11 * errors.cc (Errors::fatal): Adjust call to gold_exit.
12 (Errors::fallback): New function.
13 (gold_fallback): New function.
14 * errors.h (Errors::fallback): New function.
15 * gold.cc (gold_exit): Change status parameter to enum; adjust
17 (queue_initial_tasks): Call gold_fallback.
18 * gold.h: Include cstdlib.
19 (Exit_status): New enum type.
20 (gold_exit): Change status parameter to enum.
21 (gold_fallback): New function.
22 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
23 (Layout::create_symtab_sections): Likewise.
24 (Layout::create_shdrs): Likewise.
25 * main.cc (main): Adjust call to gold_exit.
26 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
27 (Output_data_got::add_got_entry_pair): Likewise.
28 (Output_section::add_input_section): Likewise.
29 (Output_section::add_output_section_data): Likewise.
30 (Output_segment::set_section_list_addresses): Likewise.
31 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
33 2011-06-07 Cary Coutant <ccoutant@google.com>
35 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
36 for incremental links.
37 * output.cc (Output_segment::set_section_list_addresses): Remove
38 FIXME and test for TLS or BSS.
40 2011-06-07 Cary Coutant <ccoutant@google.com>
42 * testsuite/Makefile.am: Add incremental_copy_test,
43 incremental_common_test_1.
44 * testsuite/Makefile.in: Regenerate.
45 * testsuite/common_test_1_v1.c: New source file.
46 * testsuite/common_test_1_v2.c: New source file.
47 * testsuite/copy_test_v1.cc: New source file.
49 2011-06-07 Cary Coutant <ccoutant@google.com>
51 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
52 update, allocate common from bss section's free list.
53 * incremental-dump.cc (dump_incremental_inputs): Print flag for
54 linker-defined symbols.
55 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
56 Skip GOT and PLT entries that are no longer referenced.
57 (Output_section_incremental_inputs::write_info_blocks): Mark
58 linker-defined symbols.
59 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
60 * output.cc (Output_section::allocate): New function.
61 * output.h (Output_section::allocate): New function.
62 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
63 linker-defined symbols.
64 (Symbol::override_base_with_special): Copy is_predefined_ flag.
65 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
66 (Symbol::init_base_output_data): Likewise.
67 (Symbol::init_base_output_segment): Likewise.
68 (Symbol::init_base_constant): Likewise.
69 (Sized_symbol::init_output_data): Likewise.
70 (Sized_symbol::init_output_segment): Likewise.
71 (Sized_symbol::init_constant): Likewise.
72 (Symbol_table::do_define_in_output_data): Likewise.
73 (Symbol_table::do_define_in_output_segment): Likewise.
74 (Symbol_table::do_define_as_constant): Likewise.
75 * symtab.h (Symbol::is_predefined): New function.
76 (Symbol::init_base_output_data): Add is_predefined parameter.
77 (Symbol::init_base_output_segment): Likewise.
78 (Symbol::init_base_constant): Likewise.
79 (Symbol::is_predefined_): New data member.
80 (Sized_symbol::init_output_data): Add is_predefined parameter.
81 (Sized_symbol::init_output_segment): Likewise.
82 (Sized_symbol::init_constant): Likewise.
83 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
85 2011-06-07 Cary Coutant <ccoutant@google.com>
87 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
88 instead of emit_copy_reloc.
89 (Copy_relocs::emit_copy_reloc): Refactor.
90 (Copy_relocs::make_copy_reloc): New function.
91 (Copy_relocs::add_copy_reloc): Remove.
92 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
94 (Copy_relocs::make_copy_reloc): New function.
95 (Copy_relocs::add_copy_reloc): Remove.
96 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
97 unchanged input files.
98 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
99 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
100 Reserve BSS space for COPY relocations.
101 (Sized_incremental_binary::do_emit_copy_relocs): New function.
102 (Output_section_incremental_inputs::write_info_blocks): Record
103 whether a symbol is copied from a shared object.
104 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
105 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
106 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
107 (Incremental_input_entry_reader::get_output_symbol_index): Add
109 (Incremental_binary::emit_copy_relocs): New function.
110 (Incremental_binary::do_emit_copy_relocs): New function.
111 (Sized_incremental_binary::Sized_incremental_binary): Initialize
113 (Sized_incremental_binary::add_copy_reloc): New function.
114 (Sized_incremental_binary::do_emit_copy_relocs): New function.
115 (Sized_incremental_binary::Copy_reloc): New struct.
116 (Sized_incremental_binary::Copy_relocs): New typedef.
117 (Sized_incremental_binary::copy_relocs_): New data member.
118 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
119 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
120 * target.h (Sized_target::emit_copy_reloc): New function.
121 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
123 2011-06-02 Cary Coutant <ccoutant@google.com>
126 * gold/archive.cc (Archive::Archive): Initialize new data member.
127 (Archive::include_all_members): Return if archive has already been
129 * gold/archive.h (Archive::include_all_members_): New data member.
131 2011-06-02 Nick Clifton <nickc@redhat.com>
133 * dynobj.h: Fix spelling mistake in comment.
134 * output.cc: Likewise.
136 2011-05-31 Doug Kwan <dougkwan@google.com>
140 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
141 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
142 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
143 redundant arm_exidx_test.so.
144 * testsuite/Makefile.in: Regenerate.
145 (check_SCRIPTS): Add pr12826.sh
146 (check_DATA): Add pr12826.stdout
147 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
148 * testsuite/pr12826.sh: New file.
149 * testsuite/pr12826_1.s: Ditto.
150 * testsuite/pr12826_1.s: Ditto.
152 2011-05-30 Ian Lance Taylor <iant@google.com>
154 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
157 2011-05-29 Ian Lance Taylor <iant@google.com>
160 * testsuite/Makefile.am: Use different file name for two_file_test
161 temporary file for each incremental test.
162 * testsuite/Makefile.in: Rebuild.
164 2011-05-29 Ian Lance Taylor <iant@google.com>
166 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
167 binary input file is empty.
169 2011-05-27 Ian Lance Taylor <iant@google.com>
171 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
172 (ver_test_9.so): Likewise.
173 * testsuite/Makefile.in: Rebuild.
175 2011-05-26 Cary Coutant <ccoutant@google.com>
177 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
178 * incremental.cc (Incremental_inputs::report_input_section): Fix
179 comment, indentation.
180 (Incremental_inputs::report_comdat_group): New function.
181 (Output_section_incremental_inputs::set_final_data_size): Adjust size
182 of data for incremental input file entry.
183 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
184 group count, COMDAT group signatures.
185 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
186 an unchanged input file.
187 * incremental.h (Incremental_object_entry::Incremental_object_entry):
188 Initialize new data member.
189 (Incremental_object_entry::add_comdat_group): New function.
190 (Incremental_object_entry::get_comdat_group_count): New function.
191 (Incremental_object_entry::get_comdat_signature_key): New function.
192 (Incremental_object_entry::groups_): New data member.
193 (Incremental_inputs::report_comdat_group): New function.
194 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
195 data for incremental input file entry.
196 (Incremental_input_entry_reader::get_comdat_group_count): New function.
197 (Incremental_input_entry_reader::get_input_section): Adjust size of
198 data for incremental input file entry.
199 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
200 (Incremental_input_entry_reader::get_comdat_group_signature): New
202 * object.cc (Sized_relobj::include_section_group): Report kept
203 COMDAT groups for incremental links.
205 2011-05-24 David Meyer <pdox@google.com>
207 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
208 with name parameter. Add found_name parameter.
209 * fileread.cc (Input_file::find_file): Adjust code accordingly.
210 * dirsearch.h (class Dirsearch): Update declaration.
212 2011-05-24 Ian Lance Taylor <iant@google.com>
214 * archive.cc (Library_base::should_include_member): Pull in object
215 from archive if it defines the entry symbol.
216 * parameters.cc (Parameters::entry): New function.
217 * parameters.h (class Parameters): Declare entry.
218 * output.h (class Output_file_header): Remove entry_ field.
219 * output.cc (Output_file_header::Output_file_header): Remove entry
220 parameter. Change all callers.
221 (Output_file_header::entry): Use parameters->entry.
222 * gold.cc (queue_middle_tasks): Likewise.
223 * plugin.cc (Plugin_hook::run): Likewise.
225 2011-05-24 Cary Coutant <ccoutant@google.com>
227 * gold.cc (queue_initial_tasks): Pass incremental base filename
228 to Output_file::open_base_file; don't print error message.
229 * incremental-dump.cc (main): Adjust call to
230 Output_file::open_for_modification.
231 * incremental-dump.cc (main): Likewise.
232 * incremental.cc (Incremental_inputs::report_command_line):
233 Ignore --incremental-base option when comparing command lines.
234 Ignore parameter when given as separate argument.
235 * options.h (class General_options): Add --incremental-base.
236 * output.cc (Output_file::Output_file):
237 (Output_file::open_base_file): Add base_name and writable parameters;
238 read base file into new file; print error message here.
239 (Output_file::map_no_anonymous): Add writable parameter; adjust all
241 * output.h (Output_file::open_for_modification): Rename to...
242 (Output_file::open_base_file): ...this; add base_name and
243 writable parameters; adjust all callers.
244 (Output_file::map_no_anonymous): Add writable parameter; adjust all
246 * testsuite/Makefile.am (incremental_test_4): Test
248 * testsuite/Makefile.in: Regenerate.
250 2011-05-24 Cary Coutant <ccoutant@google.com>
252 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
254 * testsuite/Makefile.in: Regenerate.
255 * testsuite/two_file_test_1_v1.cc: New test source file.
256 * testsuite/two_file_test_1b_v1.cc: New test source file.
257 * testsuite/two_file_test_2_v1.cc: New test source file.
259 2011-05-24 Cary Coutant <ccoutant@google.com>
261 * dynobj.h (Dynobj::do_dynobj): New function.
262 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
263 flag and soname for shared objects.
264 * incremental.cc (Incremental_inputs::report_object): Make
265 either Incremental_object_entry or Incremental_dynobj_entry; add
266 soname to string table.
267 (Incremental_inputs::report_input_section): Add assertion.
268 (Output_section_incremental_inputs::set_final_data_size): Adjust
269 type of input file entry for shared libraries; adjust size of
270 shared library info entry.
271 (Output_section_incremental_inputs::write_input_files): Write
272 as_needed flag for shared libraries.
273 (Output_section_incremental_inputs::write_info_blocks): Adjust type
274 of input file entry for shared libraries; write soname.
275 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
276 soname from incremental info.
277 * incremental.h (enum Incremental_input_flags): Add
278 INCREMENTAL_INPUT_AS_NEEDED.
279 (Incremental_input_entry::Incremental_input_entry): Initialize new
281 (Incremental_input_entry::set_as_needed): New function.
282 (Incremental_input_entry::as_needed): New function.
283 (Incremental_input_entry::do_dynobj_entry): New function.
284 (Incremental_input_entry::as_needed_): New data member.
285 (Incremental_object_entry::Incremental_object_entry): Don't check
287 (Incremental_object_entry::do_type): Likewise.
288 (class Incremental_dynobj_entry): New class.
289 (Incremental_input_entry_reader::as_needed): New function.
290 (Incremental_input_entry_reader::get_soname): New function.
291 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
292 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
293 size of shared library info entry.
294 * layout.cc (Layout::finish_dynamic_section): Don't test for
295 incremental link when adding DT_NEEDED entries.
296 * object.h (Object::Object): Initialize new data member.
297 (Object::dynobj): New function.
298 (Object::set_as_needed): New function.
299 (Object::as_needed): New function.
300 (Object::do_dynobj): New function.
301 (Object::as_needed_): New data member.
303 2011-05-24 Cary Coutant <ccoutant@google.com>
305 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
306 info; adjust display of GOT entries.
307 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
308 vector of input objects; remove file_status_.
309 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
310 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
311 got_plt reader; call target hooks to reserve GOT entries.
312 (Output_section_incremental_inputs::set_final_data_size): Adjust size
313 of input file info header and GOT info entry.
314 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
316 (Got_plt_view_info::got_descriptor): Remove.
317 (Got_plt_view_info::sym_index): New data member.
318 (Got_plt_view_info::input_index): New data member.
319 (Local_got_offset_visitor::visit): Write input file index.
320 (Global_got_offset_visitor::visit): Write 0 for input file index.
321 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
322 with sym_index and input_index.
323 (Output_section_incremental_inputs::write_got_plt): Adjust size of
324 incremental info GOT entry; replace got_descriptor with input_index.
325 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
326 map from input file index to object.
327 (Sized_relobj_incr::do_layout): Replace direct data member reference
328 with accessor function.
329 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
330 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
331 Adjust size of input file info header.
332 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
333 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
334 (Incremental_input_entry_reader::get_input_section): Adjust size of
335 input file info header.
336 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
337 of incremental info GOT entry.
338 (Incremental_got_plt_reader::get_got_desc): Remove.
339 (Incremental_got_plt_reader::get_got_symndx): New function.
340 (Incremental_got_plt_reader::get_got_input_index): New function.
341 (Sized_incremental_binary::Sized_incremental_binary): Remove
342 file_status_; add input_objects_.
343 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
344 (Sized_incremental_binary::set_file_is_unchanged): Remove.
345 (Sized_incremental_binary::file_is_unchanged): Remove.
346 (Sized_incremental_binary::set_input_object): New function.
347 (Sized_incremental_binary::input_object): New function.
348 (Sized_incremental_binary::file_status_): Remove.
349 (Sized_incremental_binary::input_objects_): New data member.
350 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
352 (Sized_relobj_incr::invalid_address): Move to base class.
353 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
355 (Sized_relobj_incr::do_output_section_offset): Likewise.
356 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
357 (Sized_relobj_incr::section_offsets_): Likewise.
358 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
360 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
361 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
362 with accessor function.
363 (Sized_relobj_file::do_layout): Likewise.
364 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
365 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
366 (Sized_relobj_file::compute_final_local_value): Replace refs to
367 section_offsets_ with accessor function.
368 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
369 * object.h (Relobj::Relobj): Initialize new data members.
370 (Relobj::add_dyn_reloc): New function.
371 (Relobj::first_dyn_reloc): New function.
372 (Relobj::dyn_reloc_count): New function.
373 (Relobj::first_dyn_reloc_): New data member.
374 (Relobj::dyn_reloc_count_): New data member.
375 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
377 (Sized_relobj::Address): New typedef.
378 (Sized_relobj::invalid_address): Move here from child class.
379 (Sized_relobj::Sized_relobj): Initialize new data members.
380 (Sized_relobj::sized_relobj): New function.
381 (Sized_relobj::is_output_section_offset_invalid): Move here from
383 (Sized_relobj::get_output_section_offset): Likewise.
384 (Sized_relobj::local_has_got_offset): Likewise.
385 (Sized_relobj::local_got_offset): Likewise.
386 (Sized_relobj::set_local_got_offset): Likewise.
387 (Sized_relobj::do_for_all_local_got_entries): Likewise.
388 (Sized_relobj::clear_got_offsets): New function.
389 (Sized_relobj::section_offsets): Move here from child class.
390 (Sized_relobj::do_output_section_offset): Likewise.
391 (Sized_relobj::do_set_section_offset): Likewise.
392 (Sized_relobj::Local_got_offsets): Likewise.
393 (Sized_relobj::local_got_offsets_): Likewise.
394 (Sized_relobj::section_offsets_): Likewise.
395 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
397 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
399 (Sized_relobj_file::sized_relobj): New function
400 (Sized_relobj_file::local_has_got_offset): Move to base class.
401 (Sized_relobj_file::local_got_offset): Likewise.
402 (Sized_relobj_file::set_local_got_offset): Likewise.
403 (Sized_relobj_file::get_output_section_offset): Likewise.
404 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
405 (Sized_relobj_file::do_output_section_offset): Likewise.
406 (Sized_relobj_file::do_set_section_offset): Likewise.
407 (Sized_relobj_file::Local_got_offsets): Likewise.
408 (Sized_relobj_file::local_got_offsets_): Likewise.
409 (Sized_relobj_file::section_offsets_): Likewise.
410 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
412 (set_needs_dynsym_index): Convert relobj to derived class pointer.
413 (Output_reloc::get_symbol_index): Likewise.
414 (Output_reloc::local_section_offset): Likewise.
415 (Output_reloc::get_address): Likewise.
416 (Output_reloc::symbol_value): Likewise.
417 (Output_data_got::reserve_slot): Move to class definition.
418 (Output_data_got::reserve_local): New function.
419 (Output_data_got::reserve_slot_for_global): Remove.
420 (Output_data_got::reserve_global): New function.
421 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
422 (all constructors, two instantiations).
423 (Output_reloc::get_relobj): New function (two instantiations).
424 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
425 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
426 (Output_data_reloc::add_global): Adjust type of relobj.
427 (Output_data_reloc::add_global_relative): Likewise.
428 (Output_data_reloc::add_symbolless_global_addend): Likewise.
429 (Output_data_reloc::add_local): Likewise.
430 (Output_data_reloc::add_local_relative): Likewise.
431 (Output_data_reloc::add_symbolless_local_addend): Likewise.
432 (Output_data_reloc::add_local_section): Likewise.
433 (Output_data_reloc::add_output_section): Likewise.
434 (Output_data_reloc::add_absolute): Likewise.
435 (Output_data_reloc::add_target_specific): Likewise.
436 (Output_data_got::reserve_slot): Move definition here.
437 (Output_data_got::reserve_local): New function.
438 (Output_data_got::reserve_global): New function.
439 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
440 section_offsets_ with accessor function.
441 (Sized_relobj_file::write_sections): Likewise.
442 (Sized_relobj_file::do_relocate_sections): Likewise.
443 * target.h (Sized_target::reserve_local_got_entry): New function.
444 (Sized_target::reserve_global_got_entry): New function.
445 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
446 (Target_x86_64::reserve_global_got_entry): New function.
447 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
449 2011-05-23 Cary Coutant <ccoutant@google.com>
451 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
452 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
453 bit when checking got_type.
454 * incremental.cc (Sized_incremental_binary::setup_readers):
455 Store symbol table and string table locations; initialize bit vector
456 of file status flags.
457 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
459 (Sized_incremental_binary::do_process_got_plt): New function.
460 (Sized_incremental_binary::get_symtab_view): Use stored locations.
461 (Output_section_incremental_inputs::set_final_data_size): Record
462 file index for each input file.
463 (Output_section_incremental_inputs::write_got_plt): Store file index
464 instead of input entry offset for each GOT entry.
466 (Incremental_input_entry::Incremental_input_entry): Initialize new
468 (Incremental_input_entry::set_offset): Store file index.
469 (Incremental_input_entry::get_file_index): New function.
470 (Incremental_input_entry::file_index_): New data member.
471 (Incremental_binary::process_got_plt): New function.
472 (Incremental_binary::do_process_got_plt): New function.
473 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
475 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
476 (Sized_incremental_binary::set_file_is_unchanged): New function.
477 (Sized_incremental_binary::file_is_unchanged): New function.
478 (Sized_incremental_binary::do_process_got_plt): New function.
479 (Sized_incremental_binary::file_status_): New data member.
480 (Sized_incremental_binary::main_symtab_loc_): New data member.
481 (Sized_incremental_binary::main_strtab_loc_): New data member.
482 * output.cc (Output_data_got::Got_entry::write): Add case
484 (Output_data_got::add_global): Call add_got_entry.
485 (Output_data_got::add_global_plt): Likewise.
486 (Output_data_got::add_global_with_rel): Likewise.
487 (Output_data_got::add_global_with_rela): Likewise.
488 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
489 (Output_data_got::add_global_pair_with_rela): Likewise.
490 (Output_data_got::add_local): Call add_got_entry.
491 (Output_data_got::add_local_plt): Likewise.
492 (Output_data_got::add_local_with_rel): Likewise.
493 (Output_data_got::add_local_with_rela): Likewise.
494 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
495 (Output_data_got::add_local_pair_with_rela): Likewise.
496 (Output_data_got::reserve_slot): New function.
497 (Output_data_got::reserve_slot_for_global): New function.
498 (Output_data_got::add_got_entry): New function.
499 (Output_data_got::add_got_entry_pair): New function.
500 (Output_section::add_output_section_data): Edit FIXME.
502 (Output_section_data_build::Output_section_data_build): New
503 constructor with size parameter.
504 (Output_data_space::Output_data_space): Likewise.
505 (Output_data_got::Output_data_got): Initialize new data member; new
506 constructor with size parameter.
507 (Output_data_got::add_constant): Call add_got_entry.
508 (Output_data_got::reserve_slot): New function.
509 (Output_data_got::reserve_slot_for_global): New function.
510 (class Output_data_got::Got_entry): Add RESERVED_CODE.
511 (Output_data_got::add_got_entry): New function.
512 (Output_data_got::add_got_entry_pair): New function.
513 (Output_data_got::free_list_): New data member.
514 * target.h (Sized_target::init_got_plt_for_update): New function.
515 (Sized_target::register_global_plt_entry): New function.
516 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
517 Initialize new data member; call init; add constructor with PLT count.
518 (Output_data_plt_x86_64::init): New function.
519 (Output_data_plt_x86_64::add_relocation): New function.
520 (Output_data_plt_x86_64::reserve_slot): New function.
521 (Output_data_plt_x86_64::free_list_): New data member.
522 (Target_x86_64::init_got_plt_for_update): New function.
523 (Target_x86_64::register_global_plt_entry): New function.
524 (Output_data_plt_x86_64::add_entry): Allocate from free list for
526 (Output_data_plt_x86_64::add_relocation): New function.
527 * testsuite/object_unittest.cc (Object_test): Set default options.
529 2011-05-16 Ian Lance Taylor <iant@google.com>
531 * options.h (class General_options): Make -i a synonym for -r.
533 2011-05-16 Ian Lance Taylor <iant@google.com>
535 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
537 2011-05-10 Cary Coutant <ccoutant@google.com>
539 * object.cc (Sized_relobj::do_count_local_symbols): Check for
542 2011-05-06 Ian Lance Taylor <iant@google.com>
544 * layout.cc (Layout::layout): If the output section flags change,
547 2011-04-25 Cary Coutant <ccoutant@google.com>
549 * incremental-dump.cc (dump_incremental_inputs): Print local
550 symbol info for each input file.
552 (Output_section_incremental_inputs::set_final_data_size): Add local
553 symbol info to input file entries in incremental info.
554 (Output_section_incremental_inputs::write_info_blocks): Likewise.
555 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
556 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
557 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
559 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
560 (Sized_incr_relobj::do_relocate): Write the local symbols.
561 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
562 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
563 Adjust size of input file header.
564 (Incremental_inputs_reader::get_local_symbol_offset): New function.
565 (Incremental_inputs_reader::get_local_symbol_count): New function.
566 (Incremental_inputs_reader::get_input_section): Adjust size of input
568 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
569 (Sized_incr_relobj::This): New typedef.
570 (Sized_incr_relobj::sym_size): New const data member.
571 (Sized_incr_relobj::Local_symbol): New struct.
572 (Sized_incr_relobj::do_output_local_symbol_count): New function.
573 (Sized_incr_relobj::do_local_symbol_offset): New function.
574 (Sized_incr_relobj::local_symbol_count_): New data member.
575 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
576 (Sized_incr_relobj::local_symbol_index_): New data member.
577 (Sized_incr_relobj::local_symbol_offset_): New data member.
578 (Sized_incr_relobj::local_dynsym_offset_): New data member.
579 (Sized_incr_relobj::local_symbols_): New data member.
580 * object.h (Relobj::output_local_symbol_count): New function.
581 (Relobj::local_symbol_offset): New function.
582 (Relobj::do_output_local_symbol_count): New function.
583 (Relobj::do_local_symbol_offset): New function.
584 (Sized_relobj::do_output_local_symbol_count): New function.
585 (Sized_relobj::do_local_symbol_offset): New function.
587 2011-04-22 Vladimir Simonov <sv@sw.ru>
589 * descriptors.cc (set_close_on_exec): New function.
590 (Descriptors::open): Use set_close_on_exec.
591 * output.cc (S_ISLNK): Define if not defined.
593 2011-04-22 Cary Coutant <ccoutant@google.com>
595 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
597 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
598 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
599 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
601 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
602 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
603 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
605 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
607 (Incremental_binary::apply_incremental_relocs): New function.
608 (Incremental_binary::do_apply_incremental_relocs): New function.
609 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
611 (Sized_incremental_binary::add_global_symbol): New function.
612 (Sized_incremental_binary::global_symbol): New function.
613 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
614 (Sized_incremental_binary::symbol_map_): New data member.
615 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
616 * target.h (Sized_target::apply_relocation): New function.
617 * target-reloc.h (apply_relocation): New function.
618 * x86_64.cc (Target_x86_64::apply_relocation): New function.
620 2011-04-22 Doug Kwan <dougkwan@google.com>
622 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
623 flag of a SHT_ARM_EXIDX section.
624 * testsuite/Makefile.am (arm_exidx_test): New test rules.
625 * testsuite/Makefile.in: Regenerate.
626 * testsuite/arm_exidx_test.s: New file.
627 * testsuite/arm_exidx_test.sh: Same.
629 2011-04-20 Cary Coutant <ccoutant@google.com>
632 * archive.h (Incremental_archive_entry::Archive_member):
633 Initialize arg_serial_ (second constructor).
635 2011-04-17 Ian Lance Taylor <iant@google.com>
637 * object.cc (Relocate_info::location): Simplify location string.
638 * errors.cc (Errors::error_at_location): Don't print program
640 (Errors::warning_at_location): Likewise.
641 (Errors::undefined_symbol): Likewise.
642 * testsuite/debug_msg.sh: Update accordingly.
644 2011-04-14 Cary Coutant <ccoutant@google.com>
646 * gold/layout.cc (Layout::symtab_section_offset): New function.
647 * gold/layout.h (Layout::symtab_section_offset): New function.
648 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
650 2011-04-12 Ian Lance Taylor <iant@google.com>
652 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
654 * output.h (class Output_file): Add map_is_allocated_ field.
655 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
656 not available, provide stubs. If mremap is not available, #define
658 (MREMAP_MAYMOVE): Define if not defined.
659 (Output_file::Output_file): Initialize map_is_allocated_.
660 (Output_file::resize): Check map_is_allocated_.
661 (Output_file::map_anonymous): If mmap fails, use malloc.
662 (Output_file::unmap): Don't do anything for an anonymous map.
663 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
664 is not available, provide stubs.
665 (File_read::View::~View): Use free rather than delete[].
666 (File_read::make_view): Use malloc rather than new[]. If mmap
668 (File_read::find_or_make_view): Use malloc rather than new[].
669 * gold.h: Remove HAVE_REMAP code.
670 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
671 exists. Rename mremap to gold_mremap. If mmap is not available
673 * configure, config.in: Rebuild.
675 2011-04-11 Ian Lance Taylor <iant@google.com>
677 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
678 initialize local variable v.
680 2011-04-11 Cary Coutant <ccoutant@google.com>
682 * archive.cc (Archive::include_member): Adjust call to
684 (Add_archive_symbols::run): Track argument serial numbers.
685 (Lib_group::include_member): Likewise.
686 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
687 * archive.h (Incremental_archive_entry::Archive_member):
688 Initialize arg_serial_.
689 (Archive_member::arg_serial_): New data member.
690 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
691 (Sized_dynobj::do_add_symbols): Track symbols when doing an
693 (Sized_dynobj::do_for_all_local_got_entries): New function.
694 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
696 * fileread.cc (get_mtime): New function.
697 * fileread.h (get_mtime): New function.
698 * gold.cc (queue_initial_tasks): Check for incremental update.
699 (process_incremental_input): New function.
700 (queue_middle_tasks): Don't force valid target for incremental
702 * incremental-dump.cc (find_input_containing_global): Adjust
703 size of symbol info entry.
704 (dump_incremental_inputs): Dump argument serial number and
705 in_system_directory flag; bias shndx by 1; print symbol names
706 when dumping per-file symbol lists; use new symbol info readers.
708 (Output_section_incremental_inputs:update_data_size): New function.
709 (Sized_incremental_binary::setup_readers): Setup input readers
710 for each input file; build maps for files added from libraries
712 (Sized_incremental_binary::check_input_args): New function.
713 (Sized_incremental_binary::do_check_inputs): Build map of argument
714 serial numbers to input arguments.
715 (Sized_incremental_binary::do_file_has_changed): Rename
716 do_file_is_unchanged to this; compare file modification times.
717 (Sized_incremental_binary::do_init_layout): New function.
718 (Sized_incremental_binary::do_reserve_layout): New function.
719 (Sized_incremental_binary::do_get_input_reader): Remove.
720 (Sized_incremental_binary::get_symtab_view): New function.
721 (Incremental_checker::can_incrementally_link_output_file): Remove.
722 (Incremental_inputs::report_command_line): Exclude --debug options.
723 (Incremental_inputs::report_archive_begin): Add parameter; track
724 argument serial numbers; don't put input file entry for archive
725 before archive members.
726 (Incremental_inputs::report_archive_end): Put input file entry
727 for archive after archive members.
728 (Incremental_inputs::report_object): Add parameter; track argument
729 serial numbers and in_system_directory flag.
730 (Incremental_inputs::report_script): Add parameter; track argument
732 (Output_section_incremental_inputs::set_final_data_size): Adjust
733 size of symbol info entry; check for forwarding symbols.
734 (Output_section_incremental_inputs::write_input_files): Write
735 in_system_directory flag and argument serial number.
736 (Output_section_incremental_inputs::write_info_blocks): Map section
737 indices between incremental info and original input file; store
738 input section index for each symbol.
739 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
740 change operator() to visit().
741 (class Global_got_offset_visitor): Likewise.
742 (class Global_symbol_visitor_got_plt):
743 (Output_section_incremental_inputs::write_got_plt): Use new visitor
745 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
746 (Sized_incr_relobj::do_read_symbols): New function.
747 (Sized_incr_relobj::do_layout): New function.
748 (Sized_incr_relobj::do_layout_deferred_sections): New function.
749 (Sized_incr_relobj::do_add_symbols): New function.
750 (Sized_incr_relobj::do_should_include_member): New function.
751 (Sized_incr_relobj::do_for_all_global_symbols): New function.
752 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
753 (Sized_incr_relobj::do_section_size): New function.
754 (Sized_incr_relobj::do_section_name): New function.
755 (Sized_incr_relobj::do_section_contents): New function.
756 (Sized_incr_relobj::do_section_flags): New function.
757 (Sized_incr_relobj::do_section_entsize): New function.
758 (Sized_incr_relobj::do_section_address): New function.
759 (Sized_incr_relobj::do_section_type): New function.
760 (Sized_incr_relobj::do_section_link): New function.
761 (Sized_incr_relobj::do_section_info): New function.
762 (Sized_incr_relobj::do_section_addralign): New function.
763 (Sized_incr_relobj::do_initialize_xindex): New function.
764 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
765 (Sized_incr_relobj::do_read_relocs): New function.
766 (Sized_incr_relobj::do_gc_process_relocs): New function.
767 (Sized_incr_relobj::do_scan_relocs): New function.
768 (Sized_incr_relobj::do_count_local_symbols): New function.
769 (Sized_incr_relobj::do_finalize_local_symbols): New function.
770 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
771 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
772 (Sized_incr_relobj::do_relocate): New function.
773 (Sized_incr_relobj::do_set_section_offset): New function.
774 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
775 (Sized_incr_dynobj::do_read_symbols): New function.
776 (Sized_incr_dynobj::do_layout): New function.
777 (Sized_incr_dynobj::do_add_symbols): New function.
778 (Sized_incr_dynobj::do_should_include_member): New function.
779 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
780 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
781 (Sized_incr_dynobj::do_section_size): New function.
782 (Sized_incr_dynobj::do_section_name): New function.
783 (Sized_incr_dynobj::do_section_contents): New function.
784 (Sized_incr_dynobj::do_section_flags): New function.
785 (Sized_incr_dynobj::do_section_entsize): New function.
786 (Sized_incr_dynobj::do_section_address): New function.
787 (Sized_incr_dynobj::do_section_type): New function.
788 (Sized_incr_dynobj::do_section_link): New function.
789 (Sized_incr_dynobj::do_section_info): New function.
790 (Sized_incr_dynobj::do_section_addralign): New function.
791 (Sized_incr_dynobj::do_initialize_xindex): New function.
792 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
793 (make_sized_incremental_object): New function.
794 (Incremental_library::copy_unused_symbols): New function.
795 (Incremental_library::do_for_all_unused_symbols): New function.
796 * incremental.h (enum Incremental_input_flags): New type.
797 (class Incremental_checker): Remove.
798 (Incremental_input_entry::Incremental_input_entry): Add argument
800 (Incremental_input_entry::arg_serial): New function.
801 (Incremental_input_entry::set_is_in_system_directory): New function.
802 (Incremental_input_entry::is_in_system_directory): New function.
803 (Incremental_input_entry::arg_serial_): New data member.
804 (Incremental_input_entry::is_in_system_directory_): New data member.
805 (class Script_info): Move here from script.h.
806 (Script_info::Script_info): Add filename parameter.
807 (Script_info::filename): New function.
808 (Script_info::filename_): New data member.
809 (Incremental_script_entry::Incremental_script_entry): Add argument
811 (Incremental_object_entry::Incremental_object_entry): Likewise.
812 (Incremental_object_entry::add_input_section): Build list of input
813 sections with map to original shndx.
814 (Incremental_object_entry::get_input_section_index): New function.
815 (Incremental_object_entry::shndx_): New data member.
816 (Incremental_object_entry::name_key_): Rename; adjust all refs.
817 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
818 (Incremental_archive_entry::Incremental_archive_entry): Add argument
820 (Incremental_inputs::report_archive_begin): Likewise.
821 (Incremental_inputs::report_object): Likewise.
822 (Incremental_inputs::report_script): Likewise.
823 (class Incremental_global_symbol_reader): New class.
824 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
825 and store flags and input file type.
826 (Incremental_input_entry_reader::arg_serial): New function.
827 (Incremental_input_entry_reader::type): Extract type from flags.
828 (Incremental_input_entry_reader::is_in_system_directory): New function.
829 (Incremental_input_entry_reader::get_input_section_count): Call
830 accessor function for type.
831 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
832 function for type; adjust size of global symbol entry.
833 (Incremental_input_entry_reader::get_global_symbol_count): Call
834 accessor function for type.
835 (Incremental_input_entry_reader::get_object_count): Likewise.
836 (Incremental_input_entry_reader::get_object_offset): Likewise.
837 (Incremental_input_entry_reader::get_member_count): Likewise.
838 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
839 (Incremental_input_entry_reader::get_member_offset): Likewise.
840 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
841 (Incremental_input_entry_reader::Global_symbol_info): Remove.
842 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
843 (Incremental_input_entry_reader::get_global_symbol_reader): New
845 (Incremental_input_entry_reader::get_output_symbol_index): New
847 (Incremental_input_entry_reader::type_): Remove.
848 (Incremental_input_entry_reader::flags_): New data member.
849 (Incremental_inputs_reader::input_file_offset): New function.
850 (Incremental_inputs_reader::input_file_index): New function.
851 (Incremental_inputs_reader::input_file): Call input_file_offset.
852 (Incremental_inputs_reader::input_file_at_offset): New function.
853 (Incremental_relocs_reader::get_r_type): Reformat.
854 (Incremental_relocs_reader::get_r_shndx): Reformat.
855 (Incremental_relocs_reader::get_r_offset): Reformat.
856 (Incremental_relocs_reader::data): New function.
857 (Incremental_binary::Incremental_binary): Initialize new data members.
858 (Incremental_binary::check_inputs): Add cmdline parameter.
859 (Incremental_binary::file_is_unchanged): Remove.
860 (Input_reader::arg_serial): New function.
861 (Input_reader::get_unused_symbol_count): New function.
862 (Input_reader::get_unused_symbol): New function.
863 (Input_reader::do_arg_serial): New function.
864 (Input_reader::do_get_unused_symbol_count): New function.
865 (Input_reader::do_get_unused_symbol): New function.
866 (Incremental_binary::input_file_count): New function.
867 (Incremental_binary::get_input_reader): Change signature to use
868 index instead of filename.
869 (Incremental_binary::file_has_changed): New function.
870 (Incremental_binary::get_input_argument): New function.
871 (Incremental_binary::get_library): New function.
872 (Incremental_binary::get_script_info): New function.
873 (Incremental_binary::init_layout): New function.
874 (Incremental_binary::reserve_layout): New function.
875 (Incremental_binary::output_file): New function.
876 (Incremental_binary::do_check_inputs): New function.
877 (Incremental_binary::do_file_is_unchanged): Remove.
878 (Incremental_binary::do_file_has_changed): New function.
879 (Incremental_binary::do_init_layout): New function.
880 (Incremental_binary::do_reserve_layout): New function.
881 (Incremental_binary::do_input_file_count): New function.
882 (Incremental_binary::do_get_input_reader): Change signature.
883 (Incremental_binary::input_args_map_): New data member.
884 (Incremental_binary::library_map_): New data member.
885 (Incremental_binary::script_map_): New data member.
886 (Sized_incremental_binary::Sized_incremental_binary): Initialize
888 (Sized_incremental_binary::output_section): New function.
889 (Sized_incremental_binary::inputs_reader): Add const.
890 (Sized_incremental_binary::symtab_reader): Add const.
891 (Sized_incremental_binary::relocs_reader): Add const.
892 (Sized_incremental_binary::got_plt_reader): Add const.
893 (Sized_incremental_binary::get_symtab_view): New function.
894 (Sized_incremental_binary::Inputs_reader): New typedef.
895 (Sized_incremental_binary::Input_entry_reader): New typedef.
896 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
897 (Sized_incremental_binary::do_file_is_unchanged): Remove.
898 (Sized_incremental_binary::do_file_has_changed): New function.
899 (Sized_incremental_binary::do_init_layout): New function.
900 (Sized_incremental_binary::do_reserve_layout): New function.
901 (Sized_input_reader::Inputs_reader): Remove.
902 (Sized_input_reader::Input_entry_reader): Remove.
903 (Sized_input_reader::do_arg_serial): New function.
904 (Sized_input_reader::do_get_unused_symbol_count): New function.
905 (Sized_input_reader::do_get_unused_symbol): New function.
906 (Sized_incremental_binary::do_input_file_count): New function.
907 (Sized_incremental_binary::do_get_input_reader): Change signature;
908 use index instead of filename.
909 (Sized_incremental_binary::section_map_): New data member.
910 (Sized_incremental_binary::input_entry_readers_): New data member.
911 (class Sized_incr_relobj): New class.
912 (class Sized_incr_dynobj): New class.
913 (make_sized_incremental_object): New function.
914 (class Incremental_library): New class.
915 * layout.cc (Free_list::num_lists): New static data member.
916 (Free_list::num_nodes): New static data member.
917 (Free_list::num_removes): New static data member.
918 (Free_list::num_remove_visits): New static data member.
919 (Free_list::num_allocates): New static data member.
920 (Free_list::num_allocate_visits): New static data member.
921 (Free_list::init): New function.
922 (Free_list::remove): New function.
923 (Free_list::allocate): New function.
924 (Free_list::dump): New function.
925 (Free_list::print_stats): New function.
926 (Layout_task_runner::run): Resize output file for incremental updates.
927 (Layout::Layout): Initialize new data members.
928 (Layout::set_incremental_base): New function.
929 (Layout::init_fixed_output_section): New function.
930 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
932 (Layout::create_gold_note): Do not create gold note section for
934 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
935 for incremental updates.
936 (Layout::set_section_offsets): For incremental updates, allocate space
938 (Layout::create_symtab_sections): Layout with offsets relative to
939 start of section; for incremental updates, allocate space from free
941 (Layout::create_shdrs): For incremental updates, allocate space from
943 (Layout::finish_dynamic_section): For incremental updates, do not
944 check --as-needed (fixed in subsequent patch).
945 * layout.h (class Free_list): New class.
946 (Layout::set_incremental_base): New function.
947 (Layout::incremental_base): New function.
948 (Layout::init_fixed_output_section): New function.
949 (Layout::allocate): New function.
950 (Layout::incremental_base_): New data member.
951 (Layout::free_list_): New data member.
952 * main.cc (main): Print Free_list statistics.
953 * object.cc (Relobj::finalize_incremental_relocs): Add
954 clear_counts parameter; clear counts only when clear_counts is set.
955 (Sized_relobj::Sized_relobj): Initialize new base class.
956 (Sized_relobj::do_layout): Don't report special sections.
957 (Sized_relobj::do_for_all_local_got_entries): New function.
958 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
959 symtab_off to all symbol table offsets.
960 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
961 * object.h (class Got_offset_list): Move to top of file.
962 (Object::Object): Allow case where input_file == NULL.
963 (Object::~Object): Likewise.
964 (Object::input_file): Assert that input_file != NULL.
965 (Object::lock): Allow case where input_file == NULL.
966 (Object::unlock): Likewise.
967 (Object::is_locked): Likewise.
968 (Object::token): Likewise.
969 (Object::release): Likewise.
970 (Object::is_incremental): New function.
971 (Object::get_mtime): New function.
972 (Object::for_all_local_got_entries): New function.
973 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
974 (Object::set_is_in_system_directory): New function.
975 (Object::is_in_system_directory): New function.
976 (Object::do_is_incremental): New function.
977 (Object::do_get_mtime): New function.
978 (Object::do_for_all_local_got_entries): New function.
979 (Object::is_in_system_directory_): New data member.
980 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
981 (class Sized_relobj_base): New class.
982 (class Sized_relobj): Derive from Sized_relobj_base.
983 (class Sized_relobj::Symbols): Redeclare from base class.
984 (class Sized_relobj::local_got_offset_list): Remove.
985 (class Sized_relobj::Output_sections): Redeclare from base class.
986 (class Sized_relobj::do_for_all_local_got_entries): New function.
987 (class Sized_relobj::write_local_symbols): Add offset parameter.
988 (class Sized_relobj::local_symbol_offset_): Update comment.
989 (class Sized_relobj::local_dynsym_offset_): Update comment.
990 * options.cc (Input_arguments::add_file): Remove const.
991 * options.h (Input_file_argument::Input_file_argument):
992 Initialize arg_serial_ (all constructors).
993 (Input_file_argument::set_arg_serial): New function.
994 (Input_file_argument::arg_serial): New function.
995 (Input_file_argument::arg_serial_): New data member.
996 (Input_arguments::Input_arguments): Initialize file_count_.
997 (Input_arguments::add_file): Remove const.
998 (Input_arguments::number_of_input_files): New function.
999 (Input_arguments::file_count_): New data member.
1000 (Command_line::number_of_input_files): Call
1001 Input_arguments::number_of_input_files.
1002 * output.cc (Output_segment_headers::Output_segment_headers):
1004 (Output_section::Input_section::current_data_size): New function.
1005 (Output_section::Output_section): Initialize new data members.
1006 (Output_section::add_input_section): Don't do merge sections for
1007 an incremental link; allocate space from free list for an
1009 (Output_section::add_output_section_data): Allocate space from
1010 free list for an incremental update.
1011 (Output_section::update_data_size): New function.
1012 (Output_section::set_fixed_layout): New function.
1013 (Output_section::reserve): New function.
1014 (Output_segment::set_section_addresses): Remove const.
1015 (Output_segment::set_section_list_addresses): Remove const; allocate
1016 space from free list for an incremental update.
1017 (Output_segment::set_offset): Adjust size of RELRO segment for an
1019 * output.h (Output_data::current_data_size): Move here from
1021 (Output_data::pre_finalize_data_size): New function.
1022 (Output_data::update_data_size): New function.
1023 (Output_section_headers::update_data_size): new function.
1024 (Output_section_data_build::current_data_size): Move to Output_data.
1025 (Output_data_strtab::update_data_size): New function.
1026 (Output_section::current_data_size): Move to Output_data.
1027 (Output_section::set_fixed_layout): New function.
1028 (Output_section::has_fixed_layout): New function.
1029 (Output_section::reserve): New function.
1030 (Output_section::update_data_size): New function.
1031 (Output_section::has_fixed_layout_): New data member.
1032 (Output_section::free_list_): New data member.
1033 (Output_segment::set_section_addresses): Remove const.
1034 (Output_segment::set_section_list_addresses): Remove const.
1035 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1037 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1039 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1040 parameter when calling Add_symbols constructor; store argument
1041 serial number for members of a lib group.
1042 (Add_symbols::locks): Allow case where token == NULL.
1043 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1044 (Read_member::~Read_member): New function.
1045 (Read_member::is_runnable): New function.
1046 (Read_member::locks): New function.
1047 (Read_member::run): New function.
1048 (Check_script::~Check_script): New function.
1049 (Check_script::is_runnable): New function.
1050 (Check_script::locks): New function.
1051 (Check_script::run): New function.
1052 (Check_library::~Check_library): New function.
1053 (Check_library::is_runnable): New function.
1054 (Check_library::locks): New function.
1055 (Check_library::run): New function.
1056 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1057 (Add_symbols::library_): New data member.
1058 (class Read_member): New class.
1059 (class Check_script): New class.
1060 (class Check_library): New class.
1061 * reloc.cc (Read_relocs::is_runnable): Allow case where
1063 (Read_relocs::locks): Likewise.
1064 (Scan_relocs::locks): Likewise.
1065 (Relocate_task::locks): Likewise.
1066 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1068 (Sized_relobj::incremental_relocs_scan): Fix comment.
1069 (Sized_relobj::do_relocate): Pass output file offset to
1070 write_local_symbols.
1071 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1072 from class declaration.
1073 * script.cc (read_input_script): Allocate Script_info; pass
1074 argument serial number to report_script.
1075 * script.h (class Script_info): Move to incremental.h.
1076 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1077 * symtab.h (Symbol_table::add_from_incrobj): New function.
1078 (Symbol_table::set_file_offset): New function.
1080 2011-04-05 Cary Coutant <ccoutant@google.com>
1082 * incremental-dump.cc (dump_incremental_inputs): Change signature
1083 to take a Sized_incremental_binary; change caller. Use readers
1084 in Sized_incremental_binary.
1086 (Sized_incremental_binary::find_incremental_inputs_sections):
1087 Rename do_find_incremental_inputs_sections to this.
1088 (Sized_incremental_binary::setup_readers): New function.
1089 (Sized_incremental_binary::do_check_inputs): Check
1090 has_incremental_info_ flag; move setup code to setup_readers;
1092 (Sized_incremental_binary::do_file_is_unchanged): New function.
1093 (Sized_incremental_binary::do_get_input_reader): New function.
1094 * incremental.h (class Incremental_binary): Move to end of file.
1095 (Incremental_binary::file_is_unchanged): New function.
1096 (Incremental_binary::do_file_is_unchanged): New function.
1097 (Incremental_binary::Input_reader): New class.
1098 (Incremental_binary::get_input_reader): New function.
1099 (class Sized_incremental_binary): Move to end of file.
1100 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1101 input section reader classes.
1102 (Sized_incremental_binary::has_incremental_info): New function.
1103 (Sized_incremental_binary::inputs_reader): New function.
1104 (Sized_incremental_binary::symtab_reader): New function.
1105 (Sized_incremental_binary::relocs_reader): New function.
1106 (Sized_incremental_binary::got_plt_reader): New function.
1107 (Sized_incremental_binary::do_file_is_unchanged): New function.
1108 (Sized_incremental_binary::Sized_input_reader): New class.
1109 (Sized_incremental_binary::get_input_reader): New function.
1110 (Sized_incremental_binary::find_incremental_inputs_sections):
1111 Rename do_find_incremental_inputs_sections to this.
1112 (Sized_incremental_binary::setup_readers): New function.
1113 (Sized_incremental_binary::has_incremental_info_): New data member.
1114 (Sized_incremental_binary::inputs_reader_): New data member.
1115 (Sized_incremental_binary::symtab_reader_): New data member.
1116 (Sized_incremental_binary::relocs_reader_): New data member.
1117 (Sized_incremental_binary::got_plt_reader_): New data member.
1118 (Sized_incremental_binary::current_input_file_): New data member.
1120 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1123 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1126 2011-03-30 Cary Coutant <ccoutant@google.com>
1128 * archive.cc (Archive::include_member): Adjust call to report_object.
1129 (Add_archive_symbols::run): Add script_info to call to
1130 report_archive_begin.
1131 (Lib_group::include_member): Adjust call to report_object.
1132 (Add_lib_group_symbols::run): Adjust call to report_object.
1133 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1134 blocks. Add object count for script input files.
1135 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1136 script_info parameter; change all callers.
1137 (Incremental_inputs::report_object): Add script_info parameter;
1139 (Incremental_inputs::report_script): Store backpointer to
1140 incremental info entry.
1141 (Output_section_incremental_inputs::set_final_data_size): Record
1142 additional information for scripts.
1143 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1144 * incremental.h (Incremental_script_entry::add_object): New function.
1145 (Incremental_script_entry::get_object_count): New function.
1146 (Incremental_script_entry::get_object): New function.
1147 (Incremental_script_entry::objects_): New data member; adjust
1149 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1150 (Incremental_inputs::report_object): Add script_info parameter.
1151 (Incremental_inputs_reader::get_object_count): New function.
1152 (Incremental_inputs_reader::get_object_offset): New function.
1153 * options.cc (Input_arguments::add_file): Return reference to
1155 * options.h (Input_argument::set_script_info): New function.
1156 (Input_argument::script_info): New function.
1157 (Input_argument::script_info_): New data member; adjust all
1159 (Input_file_group::add_file): Return reference to new input argument.
1160 (Input_file_lib::add_file): Likewise.
1161 (Input_arguments::add_file): Likewise.
1162 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1163 * script.cc (Parser_closure::Parser_closure): Add script_info
1164 parameter; adjust all callers.
1165 (Parser_closure::script_info): New function.
1166 (Parser_closure::script_info_): New data member.
1167 (read_input_script): Report scripts earlier to incremental info.
1168 (script_add_file): Set script_info in Input_argument.
1169 (script_add_library): Likewise.
1170 * script.h (Script_options::Script_info): Rewrite class.
1172 2011-03-29 Cary Coutant <ccoutant@google.com>
1174 * archive.cc (Library_base::should_include_member): Move
1175 method here from class Archive.
1176 (Archive::Archive): Initialize base class.
1177 (Archive::should_include_member): Move to base class.
1178 (Archive::do_for_all_unused_symbols): New function.
1179 (Add_archive_symbols::run): Remove redundant access to
1181 (Lib_group::Lib_group): Initialize base class.
1182 (Lib_group::do_filename): New function.
1183 (Lib_group::include_member): Pass pointer to Lib_group to
1185 (Lib_group::do_for_all_unused_symbols): New function.
1186 (Add_lib_group_symbols::run): Report archive information for
1188 * archive.h (class Library_base): New base class.
1189 (class Archive): Derive from Library_base.
1190 (Archive::filename): Move to base class.
1191 (Archive::set_incremental_info): Likewise.
1192 (Archive::incremental_info): Likewise.
1193 (Archive::Should_include): Likewise.
1194 (Archive::should_include_member): Likewise.
1195 (Archive::Armap_entry): Remove.
1196 (Archive::Unused_symbol_iterator): Remove.
1197 (Archive::unused_symbols_begin): Remove.
1198 (Archive::unused_symbols_end): Remove.
1199 (Archive::do_filename): New function.
1200 (Archive::do_get_mtime): New function.
1201 (Archive::do_for_all_unused_symbols): New function.
1202 (Archive::task_): Move to base class.
1203 (Archive::incremental_info_): Likewise.
1204 (class Lib_group): Derive from Library_base.
1205 (Lib_group::do_filename): New function.
1206 (Lib_group::do_get_mtime): New function.
1207 (Lib_group::do_for_all_unused_symbols): New function.
1208 (Lib_group::task_): Move to base class.
1209 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1211 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1213 * incremental.cc (Incremental_inputs::report_archive_begin):
1214 Use Library_base; call library's get_mtime; add incremental inputs
1215 entry before members.
1216 (class Unused_symbol_visitor): New class.
1217 (Incremental_inputs::report_archive_end): Use Library_base; use
1218 visitor class to record unused symbols; don't add incremental inputs
1219 entry after members.
1220 (Incremental_inputs::report_object): Use Library_base.
1222 (Incremental_archive_entry::Incremental_archive_entry): Remove
1223 unused Archive parameter.
1224 (Incremental_inputs::report_archive_begin): Use Library_base.
1225 (Incremental_inputs::report_archive_end): Likewise.
1226 (Incremental_inputs::report_object): Likewise.
1227 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1229 * object.h (Object::for_all_global_symbols): New function.
1230 (Object::do_for_all_global_symbols): New function.
1231 (Sized_relobj::do_for_all_global_symbols): New function.
1232 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1234 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1237 2011-03-27 Ian Lance Taylor <iant@google.com>
1239 * archive.cc (Archive::interpret_header): Return -1 if something
1240 goes wrong. Change callers accordingly.
1242 2011-03-25 Cary Coutant <ccoutant@google.com>
1244 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1245 * testsuite/Makefile.in: Regenerate.
1247 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1249 * plugin.cc (get_view): New.
1250 (Plugin::load): Pass get_view to the plugin.
1251 (Plugin_manager::get_view): New.
1253 2011-03-21 Ian Lance Taylor <iant@google.com>
1255 * testsuite/final_layout.sh: Rewrite to not use dc.
1256 * testsuite/relro_test.sh: Fail if dc is not present.
1258 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1260 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1262 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1263 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1265 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1266 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1268 2011-03-14 Ian Lance Taylor <iant@google.com>
1270 * script-sections.cc (Sort_output_sections::script_compare):
1271 Rename from is_before, change return type.
1272 (Sort_output_sections::operator()): Adjust accordingly.
1274 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1277 * testsuite/odr_violation2.cc: Add comment to make all error line
1278 numbers double digits.
1279 * testsuite/debug_msg.sh: Adjust expected errors.
1281 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1283 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1284 but mark earlier ones as non-canonical
1285 (offset_to_iterator): Update search target and example
1286 (do_addr2line): Return extra lines in a vector*
1287 (format_file_lineno): Extract from do_addr2line
1288 (one_addr2line): Add vector* out-param
1289 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1290 when a lineno entry appeared last for its instruction
1291 (Dwarf_line_info): Add vector* out-param
1292 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1293 * symtab.cc (Odr_violation_compare): Include the lineno in the
1295 (linenos_from_loc): New. Combine the canonical line for an
1296 address with its other lines.
1297 (True_if_intersect): New. Helper functor to make
1298 std::set_intersection a query.
1299 (detect_odr_violations): Compare sets of lines instead of just
1300 one line for each function. This became less deterministic, but
1301 has fewer false positives.
1302 * symtab.h: Declarations.
1303 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1304 mix an optimized and non-optimized object in the same binary
1305 (odr_violation2.so): Same.
1306 * testsuite/Makefile.in: Regenerate from Makefile.am.
1307 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1308 * testsuite/debug_msg.sh: Update line numbers and add
1310 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1311 non-optimized context.
1312 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1313 isn't inlined, and use OdrDerived in an optimized context.
1314 * testsuite/odr_header1.h: Defines OdrDerived, where
1315 optimization will change the
1316 first-instruction-in-the-destructor's file and line number.
1317 * testsuite/odr_header2.h: Defines OdrBase.
1319 2011-03-09 Ian Lance Taylor <iant@google.com>
1321 * fileread.cc (File_read::clear_views): Don't delete the whole
1324 2011-03-08 Ian Lance Taylor <iant@google.com>
1327 * fileread.cc: #include <climits>.
1328 (GOLD_IOV_MAX): Define.
1329 (File_read::read_multiple): Limit number of entries by iov_max.
1330 * fileread.h (class File_read): Always set max_readv_entries to
1333 2011-03-07 Ian Lance Taylor <iant@google.com>
1336 * options.h (class General_options): Add -dy and -dn.
1338 2011-03-02 Cary Coutant <ccoutant@google.com>
1340 * testsuite/script_test_9.t: Add TLS segment.
1342 2011-03-02 Simon Baldwin <simonb@google.com>
1344 * configure.ac: Add check for gnu_indirect_function support in
1345 the toolchain building binutils.
1346 * configure: Rebuild.
1348 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1350 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1351 plugin only symbols.
1352 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1353 in plugin files as not needed in the symbol table.
1355 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1357 * output.cc (Output_section::add_input_section): Delay fill
1358 generation for section ordering.
1360 2011-02-09 Ian Lance Taylor <iant@google.com>
1363 * object.h (class Sized_relobj): Remove clear_local_symbols.
1364 * reloc.cc (Sized_relobj::do_relocate): Don't call
1365 clear_local_symbols.
1367 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1369 * plugin.cc (is_visible_from_outside): Return true for symbols
1372 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1374 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1377 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1379 * icf.h (is_section_foldable_candidate): Change type of parameter
1381 * icf.cc (Icf::find_identical_sections): Change type of local variable
1382 section_name to be std::string.
1383 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1385 2011-01-25 Ian Lance Taylor <iant@google.com>
1387 * script.cc (script_add_extern): Rewrite to use
1388 add_symbol_reference.
1390 2011-01-25 Doug Kwan <dougkwan@google.com>
1392 * icf.cc (get_section_contents): Always lock section's object.
1394 2011-01-24 Ian Lance Taylor <iant@google.com>
1396 * options.h (class General_options): Accept
1397 --no-detect-odr-violations.
1399 2011-01-24 Ian Lance Taylor <iant@google.com>
1401 * version.cc (version_string): Bump to 1.11.
1403 2011-01-24 Ian Lance Taylor <iant@google.com>
1405 * plugin.cc (class Plugin_rescan): Define new class.
1406 (Plugin_manager::claim_file): Set any_claimed_.
1407 (Plugin_manager::save_archive): New function.
1408 (Plugin_manager::save_input_group): New function.
1409 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1411 (Plugin_manager::new_undefined_symbol): New function.
1412 (Plugin_manager::rescan): New function.
1413 (Plugin_manager::rescannable_defines): New function.
1414 (Plugin_manager::add_input_file): Set any_added_.
1415 * plugin.h (class Plugin_manager): define new fields rescannable_,
1416 undefined_symbols_, any_claimed_, and any_added_. Declare
1417 Plugin_rescan as friend. Declare new functions.
1418 (Plugin_manager::Rescannable): Define type.
1419 (Plugin_manager::Rescannable_list): Define type.
1420 (Plugin_manager::Undefined_symbol_list): Define type.
1421 (Plugin_manager::Plugin_manager): Initialize new fields.
1422 * archive.cc (Archive::defines_symbol): New function.
1423 (Add_archive_symbols::run): Pass archive to plugins if any.
1424 * archive.h (class Archive): Declare defines_symbol.
1425 * readsyms.cc (Input_group::~Input_group): New function.
1426 (Finish_group::run): Pass input_group to plugins if any.
1427 * readsyms.h (class Input_group): Declare destructor.
1428 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1431 2011-01-10 Ian Lance Taylor <iant@google.com>
1433 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1435 (Layout::set_segment_offsets): Reset increase_relro before calling
1436 set_section_addresses a second time.
1438 2011-01-04 Cary Coutant <ccoutant@google.com>
1440 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1441 sections before NOBITS sections.
1443 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1445 * version.cc (print_version): Update copyright to 2011.
1447 2010-12-23 Cary Coutant <ccoutant@google.com>
1449 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1450 of OS to this->add. Add OD parameter to second form of the function.
1452 2010-12-20 Ian Lance Taylor <iant@google.com>
1454 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1455 second of two consecutive entries with same offset.
1457 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1459 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1460 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1461 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1462 to avoid unneeded links against $(LDADD).
1463 * testsuite/Makefile.in: Regenerate.
1465 2010-12-15 Ian Lance Taylor <iant@google.com>
1468 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1469 for R_X86_64_32 and R_X86_64_PC32.
1470 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1471 ver_matching_def_pic.o.
1472 (ver_matching_def_pic.o): New target.
1474 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1476 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1477 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1478 Move definition before File_read::View member definitions.
1479 (File_read::View::~View): Initialize and hold lock before
1480 updating current_mapped_bytes.
1482 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1484 * dwarf_reader.cc: Remove outdated comment.
1485 * gold-threads.cc: Fix typo in error message.
1486 * archive.cc: Fix typos in comments.
1487 * archive.h: Likewise.
1488 * arm-reloc-property.cc: Likewise.
1489 * arm-reloc-property.h: Likewise.
1490 * arm-reloc.def: Likewise.
1492 * attributes.h: Likewise.
1493 * cref.cc: Likewise.
1494 * ehframe.cc: Likewise.
1495 * fileread.h: Likewise.
1497 * i386.cc: Likewise.
1499 * incremental.h: Likewise.
1500 * int_encoding.cc: Likewise.
1501 * layout.h: Likewise.
1502 * main.cc: Likewise.
1503 * merge.h: Likewise.
1504 * object.cc: Likewise.
1505 * object.h: Likewise.
1506 * options.cc: Likewise.
1507 * readsyms.cc: Likewise.
1508 * reduced_debug_output.cc: Likewise.
1509 * reloc.cc: Likewise.
1510 * script-sections.cc: Likewise.
1511 * sparc.cc: Likewise.
1512 * symtab.h: Likewise.
1513 * target-reloc.h: Likewise.
1514 * target.cc: Likewise.
1515 * target.h: Likewise.
1516 * timer.cc: Likewise.
1517 * timer.h: Likewise.
1518 * x86_64.cc: Likewise.
1520 2010-12-09 Cary Coutant <ccoutant@google.com>
1522 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1524 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1525 parameter; change all callers.
1526 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1527 * options.h (warn_execstack): New option.
1529 2010-12-07 Doug Kwan <dougkwan@google.com>
1531 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1532 like function call relocations.
1534 2010-12-07 Ian Lance Taylor <iant@google.com>
1536 * archive.cc (Archive::get_elf_object_for_member): Permit
1537 punconfigured to be NULL.
1538 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1539 (Archive::include_member): Pass NULL to get_elf_object_for_member
1540 if we searched for the archive and this is the first included
1543 2010-12-01 Ian Lance Taylor <iant@google.com>
1545 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1546 track_relocs_type_ field.
1547 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1548 Set track_relocs_type_.
1549 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1550 contents when using RELA relocs.
1551 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1553 * reloc.cc (Track_relocs::next_addend): New function.
1554 * reloc.h (class Track_relocs): Declare next_addend.
1556 2010-12-01 Ian Lance Taylor <iant@google.com>
1558 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1561 2010-12-01 Ian Lance Taylor <iant@google.com>
1563 * README: Update compilers known to work and fail.
1565 2010-11-23 Matthias Klose <doko@ubuntu.com>
1567 * configure.in: For --enable-gold, handle value `default' instead of
1568 `both*'. Always install ld as ld.bfd, install as ld if gold is
1570 * configure: Regenerate.
1572 2010-11-18 Doug Kwan <dougkwan@google.com>
1574 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1575 and right_alignment to be zero. Store result alignment only if it is
1576 greater than existing alignment.
1578 2010-11-16 Cary Coutant <ccoutant@google.com>
1581 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1582 Check for ".zdebug_line".
1584 2010-11-16 Doug Kwan <dougkwan@google.com>
1585 Cary Coutant <ccoutant@google.com>
1587 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1588 by reference; adjust all callers.
1589 * output.cc (Output_segment::set_section_addresses): Adjust references
1590 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1592 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1593 end at page boundary.
1595 2010-11-16 Cary Coutant <ccoutant@google.com>
1598 * layout.cc (Layout::choose_output_section): Transform names of
1599 compressed sections even when using a script with a SECTIONS clause.
1600 (Layout::output_section_name): Remove code to transform
1601 compressed debug section names.
1602 * output.cc (Output_section::add_input_section): Use uncompressed
1603 section size when tracking input sections.
1605 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1607 * symtab.h (Symbol::NON_PIC_REF): Remove.
1608 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1609 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1610 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1611 (Symbol::use_plt_offset): Take a flags argument and pass it
1612 directly to needs_dynamic_reloc. Restrict check for undefined
1613 weak symbols to function calls.
1614 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1615 (Target_arm::Scan::global): Use it.
1616 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1617 (Target_arm::Relocate::relocate): Likewise.
1618 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1619 parameter with an r_type parameter. Use get_reference_flags
1621 (Target_arm::Relocate::relocate): Update accordingly.
1622 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1623 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1624 (Target_i386::Scan::global): Likewise.
1625 (Target_i386::Relocate::relocate): Likewise.
1626 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1627 parameter with an r_type parameter. Use get_reference_flags
1629 (Target_i386::Relocate::relocate): Update accordingly.
1630 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1631 (Target_powerpc::Scan::global): Use it.
1632 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1633 (Target_powerpc::Relocate::relocate): Likewise.
1634 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1635 (Target_sparc::Scan::global): Use it.
1636 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1637 (Target_sparc::Relocate::relocate): Likewise.
1638 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1639 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1640 (Target_x86_64::Scan::global): Likewise.
1641 (Target_x86_64::Relocate::relocate): Likewise.
1643 2010-11-08 Doug Kwan <dougkwan@google.com>
1644 Cary Coutant <ccoutant@google.com>
1646 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1647 (Arm_exidx_merge_section::section_contents_): New data member.
1648 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1649 (Arm_input_section::~Arm_input_section): De-allocate memory.
1650 (Arm_input_section::original_contents_): New data member.
1651 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1652 in parameters instead of calling Object::section_contents without
1654 (Arm_output_section::group_section): New parameter TASK. Pass it
1655 to callees that need locking objects.
1656 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1657 to lock EXIDX input sections. Fix a formatting issue. Call
1658 Arm_exidx_merged_section::build_contents to create merged section
1660 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1661 to lock object of stub table owner.
1662 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1663 TEXT_SIZE to initialize data member TEXT_SIZE_.
1664 (Arm_exidx_input_section::addralign): Fix typo in comment.
1665 (Arm_exidx_input_section::text_size): New method.
1666 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1667 that require locking objects. Lock objects before scanning for stubs
1668 and updating local symbols.
1669 (Arm_input_section<big_endian>::init): Copy contents of original
1671 (Arm_input_section<big_endian>::do_write): Use saved contents of
1672 original input section instead of calling Object::section_contents
1674 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1675 size without calling Object::section_size().
1676 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1677 for size. Allocate a buffer for merged EXIDX entries.
1678 (Arm_exidx_merged_section::build_contents): New method.
1679 (Arm_exidx_merged_section::do_write): Move merge section contents
1680 building code to Arm_exidx_merged_section::build_contetns. Write
1681 out contetns in buffer instead of building it on the fly.
1682 (Arm_relobj::make_exidx_input_section): Also pass text section size
1683 to Arm_exidx_input_section constructor.
1684 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1685 (Arm_dynobj::do_read_symbols): Fix memory leak.
1686 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1687 * target.h: (class Task): Add forward declaration.
1688 (Target::relax): Add new parameter TASK and pass it to
1690 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1692 2010-11-05 Cary Coutant <ccoutant@google.com>
1695 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1696 object when reading from the file.
1697 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1699 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1700 when reading section contents.
1701 (get_section_contents): Likewise.
1702 (icf::find_identical_sections): Likewise.
1703 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1704 object when reading from the file.
1705 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1706 the object when doing deferred section layout.
1708 2010-11-03 Nick Clifton <nickc@redhat.com>
1711 * script.h (class Symbol_assignment: name): New member. Returns
1712 the name of the symbol.
1713 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1714 Returns true if the given symbol name is on the list of
1715 assignments wating to be processed.
1716 * archive.cc (should_incldue_member): If the symbol is undefined,
1717 check to see if it is on the list of symbols pending assignment.
1719 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1721 * script-sections.cc (Script_sections::find_memory_region): Check
1722 for a NULL output section pointer.
1724 2010-10-29 Doug Kwan <dougkwan@google.com>
1726 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1727 Output_section::add_relaxed_input_section.
1728 * output.cc (Output_section::add_relaxed_input_section): Add new
1729 arguments LAYOUT and NAME. Set section order index.
1730 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1731 Copy section order index.
1732 * output.h (Output_section::add_relaxed_input_section): Add new
1733 arguments LAYOUT and NAME.
1735 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1737 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1738 NATIVE_OR_CROSS_LINKER.
1739 * testsuite/Makefile.in: Regenerate.
1741 2010-10-20 Doug Kwan <dougkwan@google.com>
1743 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1744 without SHF_LINK_ORDER flags.
1745 * layout.cc (Layout::choose_output_section): Do not filter
1746 SHF_LINK_ORDER flag in a relocatable link.
1748 2010-10-17 Cary Coutant <ccoutant@google.com>
1750 * output.h (Output_segment::set_section_addresses): Change function
1751 signature. Update all callers.
1752 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1754 (Output_segment::set_section_addresses): Align after last TLS
1755 section. Add padding before last relro section instead of after.
1757 2010-10-17 Doug Kwan <dougkwan@google.com>
1759 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1760 GOT output section to be writable.
1762 2010-10-14 Cary Coutant <ccoutant@google.com>
1764 * debug.h (DEBUG_INCREMENTAL): New flag.
1765 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1766 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1768 * incremental.cc (report_command_line): Ignore all forms of
1770 * layout.cc (Layout::Layout): Check parameters for incremental link
1772 * options.cc (General_options::parse_incremental): New function.
1773 (General_options::parse_no_incremental): New function.
1774 (General_options::parse_incremental_full): New function.
1775 (General_options::parse_incremental_update): New function.
1776 (General_options::incremental_mode_): New data member.
1777 (General_options::finalize): Check incremental_mode_.
1778 * options.h (General_options): Update help text for --incremental.
1779 Add --no-incremental, --incremental-full, --incremental-update.
1780 (General_options::Incremental_mode): New enum type.
1781 (General_options::incremental_mode): New function.
1782 (General_options::incremental_mode_): New data member.
1783 * parameters.cc (Parameters::incremental_mode_): New data member.
1784 (Parameters::set_options): Set incremental_mode_.
1785 (Parameters::set_incremental_full): New function.
1786 (Parameters::incremental): New function.
1787 (Parameters::incremental_update): New function.
1788 (set_parameters_incremental_full): New function.
1789 * parameters.h (Parameters::set_incremental_full): New function.
1790 (Parameters::incremental): New function.
1791 (Parameters::incremental_update): New function.
1792 (Parameters::incremental_mode_): New data member.
1793 (set_parameters_incremental_full): New function.
1794 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1795 incremental link mode.
1796 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1797 (Sized_relobj::do_relocate_sections): Likewise.
1798 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1800 * testsuite/Makefile.in: Regenerate.
1801 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1803 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1805 * script-sections.h (class Script_sections): Make
1806 Sections_elements typedef public.
1807 * script-sections.cc (class Sort_output_sections): Add elements_
1808 field. Add constructor which sets it; change all callers.
1809 (Sort_output_sections::is_before): New function.
1810 (Sort_output_sections::operator()): Call is_before.
1811 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1813 * testsuite/script_test_10.sh: New test. Test script section
1815 * testsuite/script_test_10.t: Likewise.
1816 * testsuite/script_test_10.s: Likewise.
1817 * testsuite/Makefile.am: Wrap the cross linker tests and the
1818 common tests into NATIVE_OR_CROSS_LINKER.
1819 (check_SCRIPTS): Add script_test_10.sh.
1820 (check_DATA): Add script_test_10.stdout.
1821 (script_test_10.o, script_test_10): New targets.
1822 (script_test_10.stdout): New target.
1823 * configure, testsuite/Makefile.in: Regenerate.
1825 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1827 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1828 error for the deprecated relocations.
1829 (Target_arm::Scan::global): Likewise.
1830 (Target_arm::Relocate::relocate): Likewise.
1832 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1834 * fileread.cc (Input_file::find_file): Initialize *found_name
1835 and *namep when using the fallback search for case 4.
1837 2010-10-11 Cary Coutant <ccoutant@google.com>
1839 * options.h (class General_options): Redefine -z lazy as an alias for
1840 the negation of -z now.
1842 2010-10-11 Ian Lance Taylor <iant@google.com>
1844 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1847 2010-10-06 Nick Clifton <nickc@redhat.com>
1849 * script-sections.cc(class Memory_region): Remove
1850 current_lma_offset_ field. Rename current_vma_offset_ to
1851 current_offset_. Add last_section_ field.
1852 (Memory_region::get_current_vma_address): Rename to
1853 get_current_address.
1854 (Memory_region::get_current_lma_address): Delete.
1855 (Memory_region::increment_vma_offset): Rename to
1857 (Memory_region::increment_lma_offset): Delete.
1858 (Memory_region::attributes_compatible): New method. Returns
1859 true if the provided section is compatible with the region.
1860 (Memory_region::get_last_section): New method. Returns the last
1861 section to use the region.
1862 (Memory_region::set_last_section): New method. Stores the last
1863 section to use the region.
1864 (Script_sections::block_in_region): New method. Returns true if
1865 a block of memory is contained within a region.
1866 (Script_sections::find_memory_region): New method. Locates a
1867 memory region to be used to set a VMA or LMA address.
1868 (Output_section_definition::set_section_addresses): Add code to
1869 check for addresses set by memory regions.
1870 (Output_segment::set_section_addresses): Remove memory region
1872 (Script_sections::create_segment): Add a warning if a header
1873 segment is created outside of any region.
1874 * script-sections.h (class Script_sections): Add prototypes for
1875 find_memory_region and block_in_region methods.
1876 * testsuite/memory_test.s: Use .long instead of .word.
1877 * testsuite/memory_test.t: Add some more output sections.
1878 * testsuite/memory_test.sh: Update expected output.
1880 2010-10-02 Doug Kwan <dougkwan@google.com>
1882 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1883 defintion to symtab.h
1884 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1885 declaration to defintion.
1887 2010-10-01 Nick Clifton <nickc@redhat.com>
1889 * expression.cc (eval): Replace dummy argument with NULL.
1890 (eval_maybe_dot): Check for a NULL result section pointer.
1891 (Symbol_expression::value): Likewise.
1892 (Dot_expression::value): Likewise.
1893 (BINARY_EXPRESSION): Likewise.
1894 (Max_expression::value): Likewise.
1895 (Min_expression::value): Likewise.
1896 (Absolute_expression::value): Likewise.
1897 (Addr_expression::value_from_output_section): Likewise.
1898 (Loaddddr_expression::value_from_output_section): Likewise.
1899 (Segment_start_expression::value): Likewise.
1900 * script-sections.cc
1901 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1903 (Sections_elememt_dot_assignment::set_section_addresses):
1905 (Output_data_expression::do_write_to_buffer): Likewise.
1906 (Output_section_definition::finalize_symbols): Likewise.
1907 (Output_section_definition::set_section_addresses): Likewise.
1909 2010-09-30 Doug Kwan <dougkwan@google.com>
1911 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1913 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1915 * target.h (Target::can_icf_inline_merge_sections): New virtual
1917 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1919 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1921 * icf.cc (get_section_contents): Inline merge sections only when
1924 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1926 * configure: Regenerate.
1928 2010-09-17 Ian Lance Taylor <iant@google.com>
1930 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1931 * testsuite/Makefile.am (memory_test.o): New target.
1932 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1934 * testsuite/Makefile.in: Rebuild.
1936 2010-09-17 Doug Kwan <dougkwan@google.com>
1938 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1939 defintion if relocation uses GOT entries of the symbol.
1940 * testsuite/icf_safe_test.sh: Fix test.
1941 * testsuite/icf_safe_so_test.sh: Fix test.
1943 2010-09-16 Cary Coutant <ccoutant@google.com>
1945 * script_sections.cc (class Memory_region): Remove "NULL" from
1946 vector initializations.
1948 2010-09-15 Cary Coutant <ccoutant@google.com>
1950 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1951 Resolve forwarding symbols.
1953 2010-09-15 Doug Kwan <dougkwan@google.com>
1955 * gold/testsuite/script_test_3.t: Add ARM special sections.
1956 * gold/testsuite/script_test_4.t: Same.
1957 * gold/testsuite/script_test_5.t: Same.
1958 * gold/testsuite/script_test_6.t: Same.
1959 * gold/testsuite/script_test_7.t: Same.
1960 * gold/testsuite/script_test_7.t: Same.
1961 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1963 2010-09-14 Cary Coutant <ccoutant@google.com>
1965 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1966 (Target_x86_64::Relocate::relocate_tls): Replace check for
1967 saw_tls_block_reloc_ with test for executable section.
1969 2010-09-12 Cary Coutant <ccoutant@google.com>
1971 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1972 position-independent executables to shared libraries need dynamic
1974 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1975 position-independent executables.
1976 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1977 * testsuite/Makefile.in: Regenerate.
1979 2010-09-10 Nick Clifton <nickc@redhat.com>
1982 * testsuite/memory_test.t: Discard any sections that are not
1985 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1988 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1989 "This::" to work around a bug in gcc 4.2.
1991 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1993 2010-09-09 Rafael Espindola <espindola@google.com>
1995 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1996 sections with different PF_X flags in the same segment.
1997 (Layout::find_first_load_seg): Search all segments to find the first
1999 * options.h (rosegment): New.
2001 2010-09-08 Rafael Espindola <espindola@google.com>
2003 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2005 2010-09-08 Doug Kwan <dougkwan@google.com>
2007 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2008 (Arm_relobj::do_relocate_sections): Add new parameter for output
2009 file to match the parent.
2010 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2011 of local symbols instead of input values. Update code to track
2012 changes in gold::relocate_section.
2013 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2014 (Sized_relobj::compute_final_local_value_internal): New methods.
2015 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2016 body into private version of Sized_relobj::compute_final_local_value.
2017 Call the inline method.
2018 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2019 merged symbol value if there is one.
2020 (Symbol_value::has_output_value): New method defintiion.
2021 (Sized_relobj::Compute_final_local_value_status): New enum type.
2022 (Sized_relobj::compute_final_local_value): New methods.
2023 (Sized_relobj::compute_final_local_value_internal): New methods.
2024 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2025 and arm_cortex_a8.sh.
2026 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2027 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2029 * Makefile.in: Regenerate.
2030 * testsuite/arm_bl_out_of_range.s: Update test.
2031 * testsuite/thumb_bl_out_of_range.s: Ditto.
2032 * testsuite/thumb_blx_out_of_range.s: Ditto.
2033 * testsuite/arm_branch_out_of_range.sh: New file.
2034 * testsuite/arm_cortex_a8.sh: Ditto.
2035 * testsuite/arm_cortex_a8_b.s: Ditto.
2036 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2037 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2038 * testsuite/arm_cortex_a8_bl.s: Ditto.
2039 * testsuite/arm_cortex_a8_blx.s: Ditto.
2040 * testsuite/arm_cortex_a8_local.s: Ditto.
2041 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2042 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2044 2010-09-08 Rafael Espindola <espindola@google.com>
2046 * Makefile.am (memory_test.stdout): Run readelf with -W.
2047 * Makefile.in: Regenerate.
2048 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2051 2010-09-08 Rafael Espindola <espindola@google.com>
2053 * script-sections.cc (Script_sections::add_memory_region): Convert
2054 field precision to int.
2055 * script.cc (script_set_section_region, script_set_section_region):
2056 Convert field precision to int.
2058 2010-09-08 Rafael Espindola <espindola@google.com>
2060 * arm.cc (do_finalize_sections): Create the __exidx_start and
2061 __exdix_end symbols even when the section is missing.
2063 2010-09-08 Nick Clifton <nickc@redhat.com>
2065 * README: Remove claim that MEMORY is not supported.
2066 * expression.cc (script_exp_function_origin)
2067 (script_exp_function_length): Move from here to ...
2068 * script.cc: ... here.
2069 (script_set_section_region, script_add_memory)
2070 (script_parse_memory_attr, script_include_directive): New
2072 * script-sections.cc
2073 (class Memory_region): New class.
2074 (class Output_section_definition): Add set_memory_region,
2075 set_section_vma, set_section_lma and get_section_name methods.
2076 (class Script_Sections): Add add_memory_region,
2077 find_memory_region, find_memory_region_origin,
2078 find_memory_region_length and set_memory_region methods.
2079 Have set_section_addresses method walk the list of set memory
2081 Extend the print methos to display memory regions.
2082 * script-sections.h: Add prototypes for new methods.
2083 Add enum for MEMORY region attributes.
2084 * yyscript.y: Add support for parsing MEMORY regions.
2085 * script-c.h: Add prototypes for new functions.
2086 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2087 * testsuite/Makefile.in: Regenerate.
2088 * testsuite/memory_test.sh: New script.
2089 * testsuite/memory_test.s: New assembler source file.
2090 * testsuite/memory_test.t: New linker script.
2092 2010-08-27 Doug Kwan <dougkwan@google.com>
2094 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2095 reference override an existing dynamic weak reference.
2096 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2097 * testsuite/Makefile.in: Regenerate.
2098 * testsuite/dyn_weak_ref.sh: New file.
2099 * testsuite/dyn_weak_ref_1.c: Ditto.
2100 * testsuite/dyn_weak_ref_2.c: Ditto.
2102 2010-08-27 Ian Lance Taylor <iant@google.com>
2104 * incremental.h (class Incremental_input_entry): Add virtual
2107 2010-08-27 Ian Lance Taylor <iant@google.com>
2109 * testsuite/start_lib_test_3.c: Mark t3 as used.
2111 2010-08-27 Nick Clifton <nickc@redhat.com>
2113 * options.cc (version_script): Fix small typo in previous
2116 2010-08-25 Nick Clifton <nickc@redhat.com>
2118 * archive.cc: Formatting fixes: Remove whitespace between
2119 typename and following asterisk. Remove whitespace between
2120 function name and opening parenthesis.
2121 * archive.h: Likewise.
2123 * attributes.cc: Likewise.
2124 * attributes.h: Likewise.
2125 * common.cc: Likewise.
2126 * copy-relocs.cc: Likewise.
2127 * dirsearch.h: Likewise.
2128 * dynobj.cc: Likewise.
2129 * ehframe.cc: Likewise.
2130 * ehframe.h: Likewise.
2131 * expression.cc: Likewise.
2132 * fileread.cc: Likewise.
2133 * fileread.h: Likewise.
2135 * gold-threads.cc: Likewise.
2136 * gold.cc: Likewise.
2137 * i386.cc: Likewise.
2139 * incremental-dump.cc: Likewise.
2140 * incremental.cc: Likewise.
2141 * layout.cc: Likewise.
2142 * layout.h: Likewise.
2143 * main.cc: Likewise.
2144 * merge.cc: Likewise.
2145 * merge.h: Likewise.
2146 * object.cc: Likewise.
2147 * object.h: Likewise.
2148 * options.cc: Likewise.
2149 * options.h: Likewise.
2150 * output.cc: Likewise.
2151 * output.h: Likewise.
2152 * plugin.cc: Likewise.
2153 * plugin.h: Likewise.
2154 * powerpc.cc: Likewise.
2155 * reloc.cc: Likewise.
2156 * script-c.h: Likewise.
2157 * script-sections.cc: Likewise.
2158 * script.cc: Likewise.
2159 * stringpool.cc: Likewise.
2160 * symtab.cc: Likewise.
2161 * symtab.h: Likewise.
2162 * target.cc: Likewise.
2163 * timer.cc: Likewise.
2164 * timer.h: Likewise.
2165 * version.cc: Likewise.
2166 * x86_64.cc: Likewise.
2168 2010-08-24 Nick Clifton <nickc@redhat.com>
2171 * layout.cc (segment_precedes): Sort segments by their physical
2172 addresses, if they have been set.
2174 2010-08-23 Cary Coutant <ccoutant@google.com>
2176 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2178 (Lib_group::include_member): Unlock object after deleting its
2180 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2183 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2184 Cary Coutant <ccoutant@google.com>
2186 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2187 constructor, and set_blocker.
2188 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2190 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2191 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2192 * testsuite/Makefile.am (start_lib_test): New test case.
2193 * testsuite/Makefile.in: Regenerate.
2194 * testsuite/start_lib_test_main.c: New file.
2195 * testsuite/start_lib_test_1.c: New file.
2196 * testsuite/start_lib_test_2.c: New file.
2197 * testsuite/start_lib_test_3.c: New file.
2199 2010-08-19 Ian Lance Taylor <iant@google.com>
2201 * Makefile.in: Rebuild with automake 1.11.1.
2202 * aclocal.m4: Likewise.
2203 * testsuite/Makefile.in: Likewise.
2205 2010-08-19 Ian Lance Taylor <iant@google.com>
2208 * i386.cc (class Output_data_plt_i386): Update declarations.
2209 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2210 local_ifuncs_ fields.
2211 (Target_i386::do_plt_section_for_global): New function.
2212 (Target_i386::do_plt_section_for_local): New function.
2213 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2214 parameter; change all callers. Initialize global_ifuncs_ and
2215 local_ifuncs_. If doing a static link define __rel_iplt_start and
2217 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2218 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2219 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2221 (Target_i386::make_plt_section): New function, broken out of
2222 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2223 (Target_i386::make_plt_entry): Call make_plt_section.
2224 (Target_i386::make_local_ifunc_plt_entry): New function.
2225 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2226 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2227 R_386_IRELATIVE to switch.
2228 (Target_i386::Scan::global): Likewise.
2229 (Target_i386::Relocate::relocate): Likewise.
2230 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2232 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2233 (Target_x86_64::do_plt_section_for_global): New function.
2234 (Target_x86_64::do_plt_section_for_local): New function.
2235 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2236 parameter; change all callers. If doing a static link define
2237 __rela_iplt_start and __rela_iplt_end.
2238 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2239 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2240 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2242 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2243 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2245 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2246 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2247 R_X86_64_IRELATIVE to switch.
2248 (Target_x86_64::Scan::global): Likewise.
2249 (Target_x86_64::Relocate::relocate): Likewise.
2250 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2252 * target.h (class Target): Add plt_section_for_global and
2253 plt_section_for_local functions. Add do_plt_section_for_global
2254 and do_plt_section_for_local virtual functions.
2255 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2256 clarifying comments.
2257 (Symbol::use_plt_offset): Handle IFUNC symbol.
2258 * object.cc (Sized_relobj::Sized_relobj): Initialize
2260 (Sized_relobj::local_has_plt_offset): New function.
2261 (Sized_relobj::local_plt_offset): New function.
2262 (Sized_relobj::set_local_plt_offset): New function.
2263 (Sized_relobj::do_count): Handle IFUNC symbol.
2264 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2265 a bit away from input_shndx_ field. Add set_is_func_symbol and
2266 is_ifunc_symbol functions.
2267 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2268 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2269 local_plt_offsets_ field.
2270 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2271 * output.h (class Output_section_data): Add non-const
2272 output_section function.
2273 (class Output_data_got): Update declarations.
2274 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2275 Add use_plt_offset parameter to global and local constructors.
2276 Change all callers. Change local_sym_index_ field to 31 bits.
2277 Change GSYM_CODE and CONSTANT_CODE accordingly.
2278 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2279 doing a static link don't set sh_link field.
2280 (Output_data_got::Got_entry::write): Use PLT offset if
2282 (Output_data_got::add_global_plt): New function.
2283 (Output_data_got::add_local_plt): New function.
2284 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2285 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2286 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2287 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2288 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2290 * testsuite/ifunc-sel.h: New file.
2291 * testsuite/ifuncmain1.c: New file.
2292 * testsuite/ifuncmain1vis.c: New file.
2293 * testsuite/ifuncmod1.c: New file.
2294 * testsuite/ifuncdep2.c: New file.
2295 * testsuite/ifuncmain2.c: New file.
2296 * testsuite/ifuncmain3.c: New file.
2297 * testsuite/ifuncmod3.c: New file.
2298 * testsuite/ifuncmain4.c: New file.
2299 * testsuite/ifuncmain5.c: New file.
2300 * testsuite/ifuncmod5.c: New file.
2301 * testsuite/ifuncmain6pie.c: New file.
2302 * testsuite/ifuncmod6.c: New file.
2303 * testsuite/ifuncmain7.c: New file.
2304 * configure, testsuite/Makefile.in: Rebuild.
2306 2010-08-18 Ian Lance Taylor <iant@google.com>
2309 (Output_section_incremental_inputs::write_input_files): Add cast
2310 to avoid signed/unsigned comparison warning.
2311 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2313 2010-08-12 Cary Coutant <ccoutant@google.com>
2315 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2317 2010-08-13 Ian Lance Taylor <iant@google.com>
2319 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2321 2010-08-12 Cary Coutant <ccoutant@google.com>
2322 Doug Kwan <dougkwan@google.com>
2324 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2325 defintion overrides non-weak undef, remember that the original undef
2327 * symtab.cc (Symbol_table::sized_write_global): For undef without
2328 an original weak binding, set binding to global in output.
2329 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2330 * testsuite/Makefile.in: Regenerate.
2331 * testsuite/strong_ref_weak_def.sh: New file.
2332 * testsuite/strong_ref_weak_def_1.c: Ditto.
2333 * testsuite/strong_ref_weak_def_2.c: Ditto.
2335 2010-08-12 Cary Coutant <ccoutant@google.com>
2337 * testsuite/incremental_test.sh: Rewrite.
2338 * testsuite/incremental_test_1.c: Rewrite.
2339 * testsuite/incremental_test_2.c: Rewrite.
2341 2010-08-12 Cary Coutant <ccoutant@google.com>
2343 * arm.cc (Target_arm::got_size): Add const.
2344 (Target_arm::got_entry_count): New function.
2345 (Target_arm::plt_entry_count): New function.
2346 (Target_arm::first_plt_entry_offset): New function.
2347 (Target_arm::plt_entry_size): New function.
2348 (Output_data_plt_arm::entry_count): New function.
2349 (Output_data_plt_arm::first_plt_entry_offset): New function.
2350 (Output_data_plt_arm::get_plt_entry_size): New function.
2351 * i386.cc (Target_i386::got_size): Add const.
2352 (Target_i386::got_entry_count): New function.
2353 (Target_i386::plt_entry_count): New function.
2354 (Target_i386::first_plt_entry_offset): New function.
2355 (Target_i386::plt_entry_size): New function.
2356 (Output_data_plt_i386::entry_count): New function.
2357 (Output_data_plt_i386::first_plt_entry_offset): New function.
2358 (Output_data_plt_i386::get_plt_entry_size): New function.
2359 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2360 find_incremental_inputs_sections. Dump incremental_got_plt section.
2361 * incremental.cc: Include target.h.
2362 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2363 parameter. Adjust all callers. Find incremental_got_plt section.
2364 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2366 (Output_section_incremental_inputs::set_final_data_size): Calculate
2367 size of incremental_got_plt section.
2368 (Output_section_incremental_inputs::do_write): Write the
2369 incremental_got_plt section.
2370 (Got_plt_view_info): New struct.
2371 (Local_got_offset_visitor): New class.
2372 (Global_got_offset_visitor): New class.
2373 (Global_symbol_visitor_got_plt): New class.
2374 (Output_section_incremental_inputs::write_got_plt): New function.
2375 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2376 Add parameter. Adjust all callers.
2377 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2378 (Incremental_inputs::got_plt_section): New function.
2379 (Incremental_inputs::got_plt_section_): New data member.
2380 (Incremental_got_plt_reader): New class.
2381 * layout.cc (Layout::create_incremental_info_sections): Add the
2382 incremental_got_plt section.
2383 * object.h (Got_offset_list::get_list): New function.
2384 (Got offset_list::for_all_got_offsets): New function.
2385 (Sized_relobj::local_got_offset_list): New function.
2386 * powerpc.cc (Target_powerpc::got_size): Add const.
2387 (Target_powerpc::got_entry_count): New function.
2388 (Target_powerpc::plt_entry_count): New function.
2389 (Target_powerpc::first_plt_entry_offset): New function.
2390 (Target_powerpc::plt_entry_size): New function.
2391 (Output_data_plt_powerpc::entry_count): New function.
2392 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2393 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2394 * sparc.cc (Target_sparc::got_size): Add const.
2395 (Target_sparc::got_entry_count): New function.
2396 (Target_sparc::plt_entry_count): New function.
2397 (Target_sparc::first_plt_entry_offset): New function.
2398 (Target_sparc::plt_entry_size): New function.
2399 (Output_data_plt_sparc::entry_count): New function.
2400 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2401 (Output_data_plt_sparc::get_plt_entry_size): New function.
2402 * symtab.h (Symbol::got_offset_list): New function.
2403 (Symbol_table::for_all_symbols): New function.
2404 * target.h (Sized_target::got_entry_count): New function.
2405 (Sized_target::plt_entry_count): New function.
2406 (Sized_target::plt_entry_size): New function.
2407 * x86_64.cc (Target_x86_64::got_size): Add const.
2408 (Target_x86_64::got_entry_count): New function.
2409 (Target_x86_64::plt_entry_count): New function.
2410 (Target_x86_64::first_plt_entry_offset): New function.
2411 (Target_x86_64::plt_entry_size): New function.
2412 (Output_data_plt_x86_64::entry_count): New function.
2413 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2414 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2416 2010-08-12 Cary Coutant <ccoutant@google.com>
2418 * archive.cc: Include incremental.h.
2419 (Archive::Archive): Initialize incremental_info_.
2420 (Archive::include_member): Record archive members in incremental info.
2421 (Add_archive_symbols::run): Record begin and end of an archive in
2423 (Lib_group::include_member): Record objects in incremental info.
2424 * archive.h (Incremental_archive_entry): Forward declaration.
2425 (Archive::set_incremental_info): New member function.
2426 (Archive::incremental_info): New member function.
2427 (Archive::Unused_symbol_iterator): New class.
2428 (Archive::unused_symbols_begin): New member function.
2429 (Archive::unused_symbols_end): New member function.
2430 (Archive::incremental_info_): New data member.
2431 * incremental-dump.cc (find_input_containing_global): New function.
2432 (dump_incremental_inputs): Dump new incremental info sections.
2433 * incremental.cc: Include symtab.h.
2434 (Output_section_incremental_inputs): New class.
2435 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2436 new incremental info sections.
2437 (Sized_incremental_binary::do_check_inputs): Likewise.
2438 (Incremental_inputs::report_archive): Remove.
2439 (Incremental_inputs::report_archive_begin): New function.
2440 (Incremental_inputs::report_archive_end): New function.
2441 (Incremental_inputs::report_object): New function.
2442 (Incremental_inputs::finalize_inputs): Remove.
2443 (Incremental_inputs::report_input_section): New function.
2444 (Incremental_inputs::report_script): Rewrite.
2445 (Incremental_inputs::finalize): Do nothing but finalize string table.
2446 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2447 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2448 (Incremental_inputs::create_data_sections): New function.
2449 (Incremental_inputs::relocs_entsize): New function.
2450 (Output_section_incremental_inputs::set_final_data_size): New function.
2451 (Output_section_incremental_inputs::do_write): New function.
2452 (Output_section_incremental_inputs::write_header): New function.
2453 (Output_section_incremental_inputs::write_input_files): New function.
2454 (Output_section_incremental_inputs::write_info_blocks): New function.
2455 (Output_section_incremental_inputs::write_symtab): New function.
2456 * incremental.h (Incremental_script_entry): Forward declaration.
2457 (Incremental_object_entry): Forward declaration.
2458 (Incremental_archive_entry): Forward declaration.
2459 (Incremental_inputs): Forward declaration.
2460 (Incremental_inputs_header_data): Remove.
2461 (Incremental_inputs_header): Remove.
2462 (Incremental_inputs_header_write): Remove.
2463 (Incremental_inputs_entry_data): Remove.
2464 (Incremental_inputs_entry): Remove.
2465 (Incremental_inputs_entry_write): Remove.
2466 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2467 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2468 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2469 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2471 (Incremental_input_entry): New class.
2472 (Incremental_script_entry): New class.
2473 (Incremental_object_entry): New class.
2474 (Incremental_archive_entry): New class.
2475 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2476 (Incremental_inputs::report_inputs): Remove.
2477 (Incremental_inputs::report_archive): Remove.
2478 (Incremental_inputs::report_archive_begin): New function.
2479 (Incremental_inputs::report_archive_end): New function.
2480 (Incremental_inputs::report_object): Change prototype.
2481 (Incremental_inputs::report_input_section): New function.
2482 (Incremental_inputs::report_script): Change prototype.
2483 (Incremental_inputs::get_reloc_count): New function.
2484 (Incremental_inputs::set_reloc_count): New function.
2485 (Incremental_inputs::create_data_sections): New function.
2486 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2487 (Incremental_inputs::inputs_section): New function.
2488 (Incremental_inputs::symtab_section): New function.
2489 (Incremental_inputs::relocs_section): New function.
2490 (Incremental_inputs::get_stringpool): Add const.
2491 (Incremental_inputs::command_line): Add const.
2492 (Incremental_inputs::inputs): Remove.
2493 (Incremental_inputs::command_line_key): New function.
2494 (Incremental_inputs::input_file_count): New function.
2495 (Incremental_inputs::input_files): New function.
2496 (Incremental_inputs::relocs_entsize): New function.
2497 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2498 (Incremental_inputs::finalize_inputs): Remove.
2499 (Incremental_inputs::Input_info): Remove.
2500 (Incremental_inputs::lock_): Remove.
2501 (Incremental_inputs::inputs_): Change type.
2502 (Incremental_inputs::inputs_map_): Remove.
2503 (Incremental_inputs::current_object_entry_): New data member.
2504 (Incremental_inputs::inputs_section_): New data member.
2505 (Incremental_inputs::symtab_section_): New data member.
2506 (Incremental_inputs::relocs_section_): New data member.
2507 (Incremental_inputs::reloc_count_): New data member.
2508 (Incremental_inputs_reader): New class.
2509 (Incremental_symtab_reader): New class.
2510 (Incremental_relocs_reader): New class.
2511 * layout.cc (Layout::finalize): Move finalization of incremental info
2512 and creation of incremental info sections to follow finalization of
2513 symbol table. Set offsets for postprocessing sections.
2514 (Layout::create_incremental_info_sections): Call
2515 Incremental_inputs::create_data_sections. Add incremental symtab
2516 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2517 sections to layout after input sections.
2518 * layout.h (struct Timespec): Forward declaration.
2519 (Layout::incremental_inputs): Add const.
2520 (Layout::create_incremental_info_sections): Add parameter.
2521 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2522 * object.cc: Include incremental.h.
2523 (Relobj::finalize_incremental_relocs): New function.
2524 (Sized_relobj::do_layout): Record input sections in incremental info.
2525 * object.h (Object::output_section): New function.
2526 (Object::output_section_offset): Moved from Relobj.
2527 (Object::get_incremental_reloc_base): New function.
2528 (Object::get_incremental_reloc_count): New function.
2529 (Object::do_output_section): New function.
2530 (Object::do_output_section_offset): Moved from Relobj.
2531 (Object::do_get_incremental_reloc_base): New function.
2532 (Object::do_get_incremental_reloc_count): New function.
2533 (Object::Object): Initialize new data members.
2534 (Relobj::output_section): Renamed do_output_section and moved to
2536 (Relobj::output_section_offset): Moved to Object.
2537 (Relobj::do_get_incremental_reloc_base): New function.
2538 (Relobj::do_get_incremental_reloc_count): New function.
2539 (Relobj::allocate_incremental_reloc_counts): New function.
2540 (Relobj::count_incremental_reloc): New function.
2541 (Relobj::finalize_incremental_relocs): New function.
2542 (Relobj::next_incremental_reloc_index): New function.
2543 (Relobj::reloc_counts_): New data member.
2544 (Relobj::reloc_bases_): New data member.
2545 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2546 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2547 (Sized_relobj::incremental_relocs_scan): New function.
2548 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2549 (Sized_relobj::incremental_relocs_write): New function.
2550 (Sized_relobj::incremental_relocs_write_reltype): New function.
2551 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2553 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2554 archives and object files elsewhere.
2555 (Add_symbols::run): Report object files here.
2556 (Finish_group::run): Report end of archive at end of group.
2557 * reloc.cc: Include layout.h, incremental.h.
2558 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2559 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2560 (Sized_relobj::incremental_relocs_scan): New function.
2561 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2562 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2563 (Sized_relobj::incremental_relocs_write): New function.
2564 (Sized_relobj::incremental_relocs_write_reltype): New function.
2565 * script.cc (read_input_script): Rewrite test for incremental link.
2566 Change call to Incremental_inputs::report_script.
2567 * symtab.h (Symbol_table::first_global_index): New function.
2568 (Symbol_table::output_count): New function.
2570 2010-08-12 Doug Kwan <dougkwan@google.com>
2572 * arm.cc (Target_arm::merge_object_attributes): Check command line
2573 options --no-wchar-size-warning and --no-enum-size-warning.
2574 * options.h (General_options): Add ld-compatible options
2575 --no-enum-size-warning and --no-wchar-size-warning.
2577 2010-08-04 Ian Lance Taylor <iant@google.com>
2579 * x86_64.cc (Target_x86_64::Scan::local): Use
2580 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2581 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2582 (Target_x86_64::Scan::global): Likewise.
2583 (Target_x86_64::Relocate::relocate): Likewise.
2584 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2587 2010-08-03 Cary Coutant <ccoutant@google.com>
2589 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2590 to reserve space in merged_strings vector. Keep total input size
2592 (Output_merge_string::do_print_merge_stats): Print total input size.
2593 * merge.h (Output_merge_string): Add input_size_ field.
2594 * stringpool.cc (Stringpool_template::string_length): Move
2595 implementations out of Stringpool_template class and place in
2597 * stringpool.h (string_length): Move out of Stringpool_template.
2599 2010-08-03 Ian Lance Taylor <iant@google.com>
2602 * layout.cc (relaxation_loop_body): If address of load segment is
2603 set, adjust address to include headers if possible.
2605 2010-08-03 Ian Lance Taylor <iant@google.com>
2607 * version.cc (version_string): Bump to 1.10.
2609 2010-08-03 Ian Lance Taylor <iant@google.com>
2612 * layout.h (enum Output_section_order): Define.
2613 (class Layout): Update declarations.
2614 * layout.cc (Layout::get_output_section): Add order parameter.
2615 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2616 is_first_non_relro parameters. Change all callers.
2617 (Layout::choose_output_section): Likewise.
2618 (Layout::add_output_section_data): Likewise.
2619 (Layout::make_output_section): Likewise. Set order.
2620 (Layout::default_section_order): New function.
2621 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2622 * output.cc (Output_section::Output_section): Initialize order_.
2623 Don't initialize deleted fields.
2624 (Output_segment::Output_segment): Don't initialize deleted
2626 (Output_segment::add_output_section_to_load): New function
2627 replacing add_output_section. Change all callers to call this or
2628 add_output_section_to_nonload.
2629 (Output_segment::add_output_section_to_nonload): New function.
2630 (Output_segment::remove_output_section): Rewrite.
2631 (Output_segment::add_initial_output_data): Likewise.
2632 (Output_segment::has_any_data_sections): Likewise.
2633 (Output_segment::is_first_section_relro): Likewise.
2634 (Output_segment::maximum_alignment): Likewise.
2635 (Output_segment::has_dynamic_reloc): New function replacing
2636 dynamic_reloc_count. Change all callers.
2637 (Output_segment::has_dynamic_reloc_list): New function replacing
2638 dynamic_reloc_count_list. Change all callers.
2639 (Output_segment::set_section_addresses): Rewrite.
2640 (Output_segment::set_offset): Rewrite.
2641 (Output_segment::find_first_and_last_list): Remove.
2642 (Output_segment::set_tls_offsets): Rewrite.
2643 (Output_segment::first_section_load_address): Likewise.
2644 (Output_segment::output_section_count): Likewise.
2645 (Output_segment::section_with_lowest_load_address): Likewise.
2646 (Output_segment::write_section_headers): Likewise.
2647 (Output_segment::print_sections_to_map): Likewise.
2648 * output.h (class Output_data): Remove dynamic_reloc_count_
2649 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2650 (Output_data::add_dynamic_reloc): Rewrite.
2651 (Output_data::has_dynamic_reloc): New function.
2652 (Output_data::dynamic_reloc_count): Remove.
2653 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2654 is_last_relro_, is_first_non_relro_, is_interp_,
2655 is_dynamic_linker_section_ fields. Add order and set_order
2656 functions. Remove is_relro_local, set_is_relro_local,
2657 is_last_relro, set_is_last_relro, is_first_non_relro,
2658 set_is_first_non_relro functions, is_interp, set_is_interp,
2659 is_dynamic_linker_section, and set_is_dynamic_linker_section
2661 (class Output_segment): Change Output_data_list from std::list to
2662 std:;vector. Add output_lists_ field. Remove output_data_ and
2663 output_bss_ fields. Update declarations.
2665 2010-08-02 Ian Lance Taylor <iant@google.com>
2667 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2668 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2669 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2671 2010-08-02 Ian Lance Taylor <iant@google.com>
2674 * script.cc (Script_options::Script_options): Initialize
2675 symbol_definitions_ and symbol_references_.
2676 (Script_options::add_symbol_assignment): Update
2677 symbol_definitions_ and symbol_references_.
2678 (Script_options::add_symbol_reference): New function.
2679 (script_symbol): New function.
2680 * script.h (class Script_options): Add symbol_definitions_ and
2681 symbol_references_ fields.
2682 (Script_options::referenced_const_iterator): New type.
2683 (Script_options::referenced_begin): New function.
2684 (Script_options::referenced_end): New function.
2685 (Script_options::is_referenced): New function.
2686 (Script_options::any_unreferenced): New function.
2687 * script-c.h (script_symbol): Declare.
2688 * yyscript.y (exp): Call script_symbol.
2689 * symtab.cc: Include "script.h".
2690 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2691 Change all callers. Check symbols referenced by scripts.
2692 (Symbol_table::add_undefined_symbols_from_command_line): Add
2693 layout parameter. Change all callers.
2694 (Symbol_table::do_add_undefined_symbols_from_command_line):
2695 Likewise. Break out loop body. Check symbols referenced by
2697 (Symbol_table::add_undefined_symbol_from_command_line): New
2698 function broken out of
2699 do_add_undefined_symbols_from_command_line.
2700 * symtab.h (class Symbol_table): Update declarations.
2701 * archive.cc: Include "layout.h".
2702 (Archive::should_include_member): Add layout parameter. Change
2703 all callers. Check for symbol mentioned in expression.
2704 * archive.h (class Archive): Update declaration.
2705 * object.cc (Sized_relobj::do_should_include_member): Add layout
2707 * object.h (Object::should_include_member): Add layout parameter.
2709 (Object::do_should_include_member): Add layout parameter.
2710 (class Sized_relobj): Update declaration.
2711 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2713 * dynobj.h (class Sized_dynobj): Update declaration.
2714 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2716 * plugin.h (class Sized_pluginobj): Update declaration.
2718 2010-08-02 Ian Lance Taylor <iant@google.com>
2721 * output.cc (Output_segment::set_offset): Search for the first and
2722 last sections rather than assuming that the list is in order.
2723 (Output_segment::find_first_and_last_list): New function.
2724 * output.h (class Output_segment): Update declarations.
2725 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2726 (relro_strip_test_SOURCES): New variable.
2727 (relro_strip_test_DEPENDENCIES): New variable.
2728 (relro_strip_test_LDFLAGS): New variable.
2729 (relro_strip_test_LDADD): New variable.
2730 (relro_strip_test.so): New target.
2732 2010-08-02 Ian Lance Taylor <iant@google.com>
2734 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2735 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2736 (Target_i386::got_tlsdesc_section): New function.
2737 (Target_i386::got_section): Create space for GOT entries for
2738 TLSDESC relocations.
2739 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2741 (Target_i386::Scan::global): Likewise.
2742 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2744 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2745 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2746 (Target_x86_64::got_tlsdesc_section): New function.
2747 (Target_x86_64::got_section): Create space for GOT entries for
2748 TLSDESC relocations.
2749 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2751 (Target_x86_64::Scan::global): Likewise.
2752 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2755 2010-08-02 Ian Lance Taylor <iant@google.com>
2757 * testsuite/final_layout.sh: Use dc to convert from hex to
2760 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2762 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2763 paramter to the call to gold::gc_process_relocs.
2764 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2765 paramter to the call to gold::gc_process_relocs.
2766 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2767 parameter to the call to gold::gc_process_relocs.
2768 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2769 template parameter to the call to gold::gc_process_relocs.
2770 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2771 paramter to the call to gold::gc_process_relocs.
2772 * gc.h (get_embedded_addend_size): New function.
2773 (gc_process_relocs): Save the size of the reloc for use by ICF.
2774 * icf.cc (get_section_contents): Get the addend from the text section
2775 for SHT_REL relocation sections.
2776 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2777 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2778 * int_encoding.h (read_from_pointer): New overloaded function.
2779 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2780 * testsuite/icf_sht_rel_addend_test.sh: New file.
2781 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2782 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2784 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2786 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2787 * Makefile.in: Regenerate.
2788 * testsuite/Makefile.in: Regenerate.
2790 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2792 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2793 * gold/testsuite/debug_msg.cc: Likewise.
2794 * gold/testsuite/odr_violation1.cc
2795 * gold/testsuite/odr_violation2.cc
2797 2010-07-21 Cary Coutant <ccoutant@google.com>
2799 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2800 string, and length fields.
2801 (Output_merge_string::Merged_strings_list): New type.
2802 (Output_merge_string::Merged_strings_lists): New typedef.
2803 (Output_merge_string): Replace merged_strings_ with
2804 merged_strings_lists_.
2805 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2806 Merged_strings_list per input object and section. Don't store pointer
2807 to the string. Don't store length with each merged string entry.
2808 (Output_merge_string::finalize_merged_data): Loop over list of merged
2809 strings lists. Recompute length of each merged string.
2811 2010-07-15 Cary Coutant <ccoutant@google.com>
2813 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2816 2010-07-14 Ian Lance Taylor <iant@google.com>
2818 * descriptors.cc (Descriptors::open): Report correct name in error
2821 2010-07-13 Doug Kwan <dougkwan@google.com>
2823 * arm.cc (Arm_input_section::Arm_input_section): For a
2824 SHT_ARM_EXIDX section, always keeps the input sections.
2825 (Arm_input_section::set_exidx_section_link): New method.
2826 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2827 has_errors_ to false.
2828 (Arm_exidx_input_section::has_errors,
2829 Arm_exidx_input_section::set_has_errors): New methods.
2830 (Arm_exidx_input_section::has_errors_): New data member.
2831 (Arm_relobj::get_exidx_shndx_list): New method.
2832 (Arm_output_section::append_text_sections_to_list): Do not skip
2833 section without SHF_EXECINSTR.
2834 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2836 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2837 section header. Make error messages more verbose. Check for
2838 a non-executable section linked to an EXIDX section.
2839 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2840 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2841 check that there is no deferred EXIDX section if we exit early.
2842 Instead of not making an EXIDX section in case of an error, make one
2843 and set the has_errors flag of it.
2844 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2845 in a relocatable link.
2846 (Target_arm::do_relax): Look for the EXIDX output section instead of
2847 assuming that it is called .ARM.exidx.
2848 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2849 section list. Do not check for SHF_EXECINSTR section flags but
2850 skip any input section with errors.
2851 * output.cc (Output_section::Output_section): Initialize
2852 always_keeps_input_sections_ to false.
2853 (Output_section::add_input_section): Check for
2854 always_keeps_input_sections_.
2855 * output.h (Output_section::always_keeps_input_sections,
2856 Output_section::set_always_keeps_input_sections): New methods.
2857 (Output_section::always_keeps_input_sections): New data member.
2859 2010-07-13 Rafael Espindola <espindola@google.com>
2861 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2862 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2864 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2865 Ian Lance Taylor <iant@google.com>
2867 * output.h (Output_section_lookup_maps::add_merge_section):
2868 Correct check of whether value was inserted.
2869 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2870 (Output_section_lookup_maps::add_relaxed_input_section):
2872 * arm.cc (Target_arm::got_section): Remove used local os.
2873 * i386.cc (Target_i386::got_section): Likewise.
2874 * x86_64.cc (Target_x86_64::got_section): Likewise.
2875 * sparc.cc (Target_sparc::got_section): Likewise.
2876 (Target_sparc::relocate): Remove unused local have_got_offset.
2877 * powerpc.cc (Target_powerpc::relocate): Likewise.
2879 2010-07-13 Ian Lance Taylor <iant@google.com>
2881 * compressed_output.cc (zlib_decompress): Fix signature in
2884 * archive.cc (Archive::include_member): Unlock an external member
2885 of a thin archive. Don't bother to delete an object we know is
2888 2010-07-12 Cary Coutant <ccoutant@google.com>
2890 * compressed_output.cc (zlib_decompress): New function.
2891 (get_uncompressed_size): New function.
2892 (decompress_input_section): New function.
2893 * compressed_output.h (get_uncompressed_size): New function.
2894 (decompress_input_section): New function.
2895 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2896 Handle compressed debug sections.
2897 * layout.cc (is_compressed_debug_section): New function.
2898 (Layout::output_section_name): Map compressed section names to
2900 * layout.h (is_compressed_debug_section): New function.
2901 (is_debug_info_section): Recognize compressed debug sections.
2902 * merge.cc: Include compressed_output.h.
2903 (Output_merge_data::do_add_input_section): Handle compressed
2905 (Output_merge_string::do_add_input_section): Handle compressed
2907 * object.cc: Include compressed_output.h.
2908 (Sized_relobj::Sized_relobj): Initialize new data members.
2909 (build_compressed_section_map): New function.
2910 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2911 * object.h (Object::section_is_compressed): New method.
2912 (Object::do_section_is_compressed): New method.
2913 (Sized_relobj::Compressed_section_map): New type.
2914 (Sized_relobj::do_section_is_compressed): New method.
2915 (Sized_relobj::compressed_sections_): New data member.
2916 * output.cc (Output_section::add_input_section): Handle compressed
2918 * reloc.cc: Include compressed_output.h.
2919 (Sized_relobj::write_sections): Handle compressed debug sections.
2921 2010-07-08 Cary Coutant <ccoutant@google.com>
2923 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2924 weak when resolving to a dynamic def.
2925 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2926 for weak undef/dynamic def cases. Adjust callers.
2927 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2928 undef_binding_weak_.
2929 (Symbol_table::sized_write_globals): Adjust symbol binding.
2930 (Symbol_table::sized_write_symbol): Add binding parameter.
2931 * symtab.h (Symbol::set_undef_binding): New method.
2932 (Symbol::is_undef_binding_weak): New method.
2933 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2934 (Symbol_table::should_override): Add new parameter.
2935 (Symbol_table::sized_write_symbol): Add new parameter.
2937 * testsuite/weak_undef_file1.cc: Add new test case.
2938 * testsuite/weak_undef_file2.cc: Fix header comment.
2939 * testsuite/weak_undef_test.cc: Add new test case.
2941 2010-06-29 Doug Kwan <dougkwan@google.com>
2943 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2944 Initialize USE_SYMBOL_.
2945 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2947 (Arm_reloc_property::uses_symbol_): New data member declaration.
2948 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2949 uses symbol value and symbol is undefined but not weakly undefined.
2951 2010-06-28 Rafael Espindola <espindola@google.com>
2953 * plugin.cc (Plugin::load): Use dlerror.
2955 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2957 * symtab.cc (detect_odr_violations): When reporting an ODR
2958 violation, report an object where the symbol is defined.
2960 2010-06-25 Doug Kwan <dougkwan@google.com>
2962 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2963 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2965 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2966 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2967 target hook to detect function points.
2968 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2969 * icf.h (Icf::check_section_for_function_pointers): Change type of
2970 parameter SECTION_NAME to const reference to std::string. Use
2971 target hook to determine if section may have unsafe pointers.
2972 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2975 2010-06-21 Rafael Espindola <espindola@google.com>
2977 * fileread.cc (Input_file::find_fie): New
2978 (Input_file::open): Use Input_file::find_fie.
2979 * fileread.h (Input_file::find_fie): New
2980 * plugin.cc (set_extra_library_path): New.
2981 (Plugin::load): Add set_extra_library_path to the transfer vector.
2982 (Plugin_manager::set_extra_library_path): New.
2983 (Plugin_manager::add_input_file): Use the extra search path if set.
2984 (set_extra_library_path(): New.
2985 * plugin.h (Plugin_manager): Add set_extra_library_path and
2988 2010-06-19 Cary Coutant <ccoutant@google.com>
2990 * layout.cc (gdb_sections): Add .debug_types.
2991 (lines_only_debug_sections): Likewise.
2993 2010-06-18 Rafael Espindola <espindola@google.com>
2995 * plugin.cc (add_input_file,add_input_library)
2996 (Plugin_manager::add_input_file): Make filename arguments const.
2997 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3000 2010-06-16 Doug Kwan <dougkwan@google.com>
3002 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3003 .ARM.attributes section if we have not merged any input
3004 attributes sections.
3006 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3008 * arm.cc: Allow combining objects with no EABI version
3011 2010-06-15 Rafael Espindola <espindola@google.com>
3013 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3015 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3017 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3018 (struct iovec): Correct !HAVE_READV definition.
3020 2010-06-10 Cary Coutant <ccoutant@google.com>
3022 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3023 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3025 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3028 * symtab.h (Symbol::is_placeholder): New member function.
3029 * target-reloc.h (relocate_section): Check for placeholder symbols.
3031 * testsuite/Makefile.am (plugin_test_8): New test.
3032 (plugin_test_9): New test.
3033 * testsuite/Makefile.in: Regenerate.
3035 2010-06-09 Nick Clifton <nickc@redhat.com>
3037 * yyscript.y (input_list_element): Allow strings prefixed with
3038 the '-' character. Treat these as libraries.
3039 * script.cc (script_add_library): New function. Adds a library
3040 specified by "-l<name>" found in an input script.
3041 * script-c.h: Add prototype for script_add_library.
3043 2010-06-07 Doug Kwan <dougkwan@google.com>
3045 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3046 Restrict stub-group size to be within long conditional branch
3047 range when working around cortex-A8 erratum.
3049 2010-06-07 Damien Diederen <dd@crosstwine.com>
3051 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3054 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3058 (Output_section::Input_section_sort_entry::compare_section_ordering):
3059 Change to return non-zero correctly.
3060 (Output_section::Input_section_sort_section_order_index_compare
3061 ::operator()): Change to fix ambiguity in comparisons.
3063 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3065 * gold.h (is_wildcard_string): New function.
3066 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3067 (Layout::layout_eh_frame): Ditto.
3068 (Layout::find_section_order_index): New method.
3069 (Layout::read_layout_from_file): New method.
3070 * layout.h (Layout::find_section_order_index): New method.
3071 (Layout::read_layout_from_file): New method.
3072 (Layout::input_section_position_): New private member.
3073 (Layout::input_section_glob_): New private member.
3074 * main.cc (main): Call read_layout_from_file here.
3075 * options.h (--section-ordering-file): New option.
3076 * output.cc (Output_section::input_section_order_specified_): New
3078 (Output_section::Output_section): Initialize new member.
3079 (Output_section::add_input_section): Add new parameter.
3080 Keep input sections when --section-ordering-file is used.
3081 (Output_section::set_final_data_size): Sort input sections when
3082 section ordering file is specified.
3083 (Output_section::Input_section_sort_entry): Add new parameter.
3085 (Output_section::Input_section_sort_entry::compare_section_ordering):
3087 (Output_section::Input_section_sort_compare::operator()): Change to
3088 consider section_order_index.
3089 (Output_section::Input_section_sort_init_fini_compare::operator()):
3090 Change to consider section_order_index.
3091 (Output_section::Input_section_sort_section_order_index_compare
3092 ::operator()): New method.
3093 (Output_section::sort_attached_input_sections): Change to sort
3094 according to section order when specified.
3095 (Output_section::add_input_section<32, true>): Add new parameter.
3096 (Output_section::add_input_section<64, true>): Add new parameter.
3097 (Output_section::add_input_section<32, false>): Add new parameter.
3098 (Output_section::add_input_section<64, false>): Add new parameter.
3099 * output.h (Output_section::add_input_section): Add new parameter.
3100 (Output_section::input_section_order_specified): New
3102 (Output_section::set_input_section_order_specified): New method.
3103 (Input_section::Input_section): Initialize section_order_index_.
3104 (Input_section::section_order_index): New method.
3105 (Input_section::set_section_order_index): New method.
3106 (Input_section::section_order_index_): New member.
3107 (Input_section::Input_section_sort_section_order_index_compare): New
3109 (Output_section::input_section_order_specified_): New member.
3110 * script-sections.cc (is_wildcard_string): Delete and move modified
3112 (Output_section_element_input::Output_section_element_input): Modify
3113 call to is_wildcard_string.
3114 (Output_section_element_input::Input_section_pattern
3115 ::Input_section_pattern): Ditto.
3116 (Output_section_element_input::Output_section_element_input): Ditto.
3117 * testsuite/Makefile.am (final_layout): New test case.
3118 * testsuite/Makefile.in: Regenerate.
3119 * testsuite/final_layout.cc: New file.
3120 * testsuite/final_layout.sh: New file.
3122 2010-06-01 Rafael Espindola <espindola@google.com>
3124 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3126 2010-06-01 Rafael Espindola <espindola@google.com>
3128 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3129 visibility of symbols.
3131 2010-05-27 Doug Kwan <dougkwan@google.com>
3133 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3134 from start of output section instead of address for a local symbol
3135 in a merged or relaxed section when doing a relocatable link.
3137 2010-05-26 Rafael Espindola <espindola@google.com>
3140 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3141 adding sections the garbage collector removed.
3142 * gold/testsuite/Makefile.am: Add test.
3143 * gold/testsuite/Makefile.in: Regenerate.
3144 * gold/testsuite/plugin_test_7.sh: New.
3145 * gold/testsuite/plugin_test_7_1.c: New.
3146 * gold/testsuite/plugin_test_7_2.c: New.
3148 2010-05-26 Rafael Espindola <espindola@google.com>
3150 * script-sections.cc (Output_section_definition::set_section_addresses):
3151 Check for --section-start.
3153 2010-05-26 Doug Kwan <dougkwan@google.com>
3155 * arm.cc (Arm_scan_relocatable_relocs): New class.
3156 (Target_arm::relocate_special_relocatable): New method.
3157 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3158 (Arm_relocate_functions::thumb_branch_common): Same.
3159 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3160 instead of Default_scan_relocatable_relocs.
3161 * target-reloc.h (relocate_for_relocatable): Let target handle
3162 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3163 * target.h (Sized_target::relocate_special_relocatable): New method.
3165 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3167 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3169 2010-05-23 Doug Kwan <dougkwan@google.com>
3171 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3173 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3174 with a direct branch, not a conditional branch, to a stub.
3175 * merge.cc (Output_merge_base::record_input_section): New method
3177 (Output_merge_data::do_add_input_section): Record input section if
3178 keeps-input-sections flag is set.
3179 (Output_merge_string::do_add_input_section): Ditto.
3180 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3181 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3183 (Output_merge_base::keeps_input_sections,
3184 Output_merge_base::set_keeps_input_sections,
3185 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3187 (Output_merge_base::Input_sections): New type declaration.
3188 (Output_merge_base::input_sections_begin,
3189 Output_merge_base::input_sections_end,
3190 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3191 (Output_merge_base::bool keeps_input_sections_,
3192 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3193 Output_merge_base::input_sections_): New data members.
3194 (Output_merge_data::do_set_keeps_input_sections): New method
3196 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3197 * output.cc (Output_section::Input_section::relobj): Move method
3198 defintion from class declaration to here and handle merge sections.
3199 (Output_section::Input_section::shndx): Ditto.
3200 (Output_section::Output_section): Remove initializations of removed
3201 data members and initialize new data member LOOKUP_MAPS_.
3202 (Output_section::add_input_section): Set keeps-input-sections flag
3203 for a newly created merge output section as appropriate. Adjust code
3204 to use Output_section_lookup_maps class.
3205 (Output_section::add_relaxed_input_section): Adjst code for lookup
3206 maps code refactoring.
3207 (Output_section::add_merge_input_section): Add a new parameter
3208 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3209 class. If adding input section to a newly created merge output
3210 section fails, remove the new merge section.
3211 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3212 Adjust code for use of the Output_section_lookup_maps class.
3213 (Output_section::find_merge_section): Ditto.
3214 (Output_section::build_lookup_maps): New method defintion.
3215 (Output_section::find_relaxed_input_section): Adjust code to use
3216 Output_section_lookup_maps class.
3217 (Output_section::get_input_sections): Export merge sections. Adjust
3218 code to use Output_section_lookup_maps class.
3219 (Output_section:::add_script_input_section): Adjust code to use
3220 Output_section_lookup_maps class. Update lookup maps for merge
3222 (Output_section::discard_states): Use Output_section_lookup_maps.
3223 (Output_section::restore_states): Same.
3224 * output.h (Merge_section_properties): Move class defintion out of
3226 (Output_section_lookup_maps): New class.
3227 (Output_section::Input_section::is_merge_section): New method
3229 (Output_section::Input_section::relobj): Move defintion out of class
3230 defintion. Declare method only.
3231 (Output_section::Input_section::shndx): Ditto.
3232 (Output_section::Input_section::output_merge_base): New method defintion.
3233 (Output_section::Input_section::u2_.pomb): New union field.
3234 (Output_section::Merge_section_by_properties_map,
3235 Output_section::Output_section_data_by_input_section_map,
3236 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3238 (Output_section::add_merge_input_section): Add new parameter
3239 KEEPS_INPUT_SECTIONS.
3240 (Output_section::build_lookup_maps): New method declaration.
3241 (Output_section::merge_section_map_,
3242 Output_section::merge_section_by_properties_map_,
3243 Output_section::relaxed_input_section_map_,
3244 Output_section::is_relaxed_input_section_map_valid_): Remove data
3246 (Output_section::lookup_maps_): New data member.
3248 2010-05-21 Doug Kwan <dougkwan@google.com>
3251 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3252 avoid a compilation error.
3254 2010-05-19 Rafael Espindola <espindola@google.com>
3256 * script-sections.cc (Output_section_definition::allocate_to_segment):
3257 Update the phdrs_list even when the output section is NULL.
3258 * testsuite/Makefile.am: Add test.
3259 * testsuite/Makefile.in: Regenerate.
3260 * testsuite/script_test_9.cc: New.
3261 * testsuite/script_test_9.sh: New.
3262 * testsuite/script_test_9.t: New.
3264 2010-05-19 Doug Kwan <dougkwan@google.com>
3266 * arm.cc (Arm_input_section::original_size): New method.
3267 (Arm_input_section::do_addralign): Add a cast.
3268 (Arm_input_section::do_output_offset): Remove static cast.
3269 (Arm_input_section::original_addralign,
3270 Arm_input_section::original_size_): Change type to uint32_t.
3271 (Arm_input_section::init): Add safe casts for section alignment
3273 (Arm_input_section::set_final_data_size): Do not set address and
3274 offset of stub table.
3275 (Arm_output_section::fix_exidx_coverage): Change use of of
3276 Output_section::Simple_input_section to that of
3277 Output_section::Input_section.
3278 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3279 except for the first pass.
3280 * output.cc (Output_section::get_input_sections): Change type of
3281 input_sections to std::list<Input_section>.
3282 (Output_section::add_script_input_section): Rename from
3283 Output_section::add_simple_input_section. Change type of SIS
3284 parameter from Simple_input_section to Input_section.
3285 * output.h (Output_section::Simple_input_section): Remove class.
3286 (Output_section::Input_section): Change class visibility to public.
3287 (Output_section::Input_section::addralign): Use stored alignments
3288 for special input sections if set.
3289 (Output_section::Input_section::set_addralign): New method.
3290 (Output_section::get_input_sections): Change parameter type from
3291 list of Simple_input_section to list of Input_section.
3292 (Output_section::add_script_input_section): Rename from
3293 Output_section::add_simple_input_section. Change first parameter's
3294 type from Simple_input_section to Input_section and remove the
3295 second and third parameters.
3296 * script-sections.cc (Input_section::Input_section_list): Change
3297 type to list of Output_section::Input_section/
3298 (Input_section_info::Input_section_info): Change parameter type of
3299 INPUT_SECTION to Output_section::Input_section.
3300 (Input_section_info::input_section): Change return type.
3301 (Input_section_info::input_section_): Change type to
3302 Output_section::Input_section.
3303 (Output_section_element_input::set_section_addresses): Adjust code
3304 to use Output_section::Input_section instead of
3305 Output_section::Simple_input_section. Adjust code for renaming
3306 of Output_section::add_simple_input_section.
3307 (Orphan_output_section::set_section_addresses): Ditto.
3309 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3311 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3312 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3314 2010-05-18 Rafael Espindola <espindola@google.com>
3316 * options.cc (General_options::finalize): Handle -nostdlib.
3317 * options.h (nostdlib): New option.
3318 * script.cc (script_add_search_dir): Handle -nostdlib.
3320 2010-05-12 Doug Kwan <dougkwan@google.com>
3322 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3323 attributes section only if there no attributes section after merging.
3324 (Target_arm::merge_object_attributes): Move value of
3325 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3326 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3327 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3328 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3329 and arm_attr_merge_7.stdout.
3330 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3331 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3332 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3333 arm_attr_merge_7b.o): New rules.
3334 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3336 * testsuite/Makefile.in: Regenerate.
3337 * testsuite/arm_attr_merge.sh: New file.
3338 * testsuite/arm_attr_merge_[67][ab].s: Same.
3340 2010-05-05 Nick Clifton <nickc@redhat.com>
3342 * po/es.po: Updated Spanish translation.
3344 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3346 * Makefile.am (install-exec-local): Properly install gold as
3347 default cross linker.
3348 * Makefile.in: Regenerated.
3350 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3351 Nick Clifton <nickc@redhat.com>
3353 * configure.ac (install_as_default): Define and set to false
3354 unless --enable-gold or --enable-gold=both/gold has been
3356 * configure: Regenerate.
3358 * Makefile.am (install-exec-local): Install the executable as
3359 'ld.gold'. If install_as_default is true then also install it as
3361 * Makefile.in: Regenerated.
3363 2010-04-24 Ian Lance Taylor <iant@google.com>
3365 * layout.cc (Layout::layout_reloc): In relocatable link don't
3366 combine reloc sections for grouped sections.
3368 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3370 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3371 sections that are not ordinary to icf.
3372 * icf.cc (get_section_contents): Handle relocation pointing to section
3373 with no object or shndx information.
3374 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3375 * testsuite/Makefile.in: Regenerate.
3376 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3377 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3379 2010-04-22 Ian Lance Taylor <iant@google.com>
3381 * expression.cc (Expression::Expression_eval_info): Add
3382 result_alignment_pointer field.
3383 (Expression::eval_with_dot): Add result_alignment_pointer
3384 parameter. Change all callers.
3385 (Expression::eval_maybe_dot): Likewise.
3386 (class Binary_expression): Add alignment_pointer parameter to
3387 left_value and right_value. Change all callers.
3388 (BINARY_EXPRESSION): Set result alignment.
3389 (class Trinary_expression): Add alignment_pointer parameter to
3390 arg2_value and arg3_value. Change all callers.
3391 (Trinary_cond::value): Set result alignment.
3392 (Max_expression::value, Min_expression::value): Likewise.
3393 (Align_expression::value): Likewise.
3394 * script-sections.cc (class Sections_element): Add dot_alignment
3395 parameter to set_section_addresses virtual function. Update
3397 (class Output_section_element): Likewise.
3398 (Script_sections::create_segments): Add dot_alignment parameter.
3400 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3401 (Script_sections::set_phdrs_clause_addresses): Likewise.
3402 * script-sections.h: Update declarations.
3403 * script.h: Update declarations.
3404 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3406 * testsuite/script_test_3.t: Set large alignment.
3407 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3408 segment has expected alignment.
3410 2010-04-22 Nick Clifton <nickc@redhat.com>
3412 * po/gold.pot: Updated by the Translation project.
3413 * po/vi.po: Updated Vietnamese translation.
3415 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3417 * testsuite/Makefile.am (check_PROGRAMS): Add
3418 icf_virtual_function_folding_test.
3419 * testsuite/Makefile.in: Regenerated.
3421 2010-04-15 Andrew Haley <aph@redhat.com>
3423 * options.h (merge_exidx_entries): New option.
3424 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3425 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3426 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3427 (Target_arm::merge_exidx_entries): New function.
3428 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3429 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3430 to Arm_exidx_fixup constructor.
3431 Add new arg, merge_exidx_entries.
3432 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3433 Arm_output_section::fix_exidx_coverage.
3435 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3437 * icf.cc (get_section_contents): Check for preemptible functions.
3438 Ignore addend when appropriate.
3439 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3441 (add_from_relobj): Check for section folded.
3442 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3443 * symtab.h (should_add_dynsym_entry): Add new parameter.
3444 * target-reloc.h (scan_relocs): Check for section folded.
3445 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3446 Check reloc types for function pointers in shared objects.
3447 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3449 (icf_preemptible_functions_test): New test case.
3450 (icf_string_merge_test): New test case.
3451 * testsuite.Makefile.in: Regenerate.
3452 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3453 bar_glob. Refactor code.
3454 * testsuite/icf_preemptible_functions_test.cc: New file.
3455 * testsuite/icf_preemptible_functions_test.sh: New file.
3456 * testsuite/icf_string_merge_test.cc: New file.
3457 * testsuite/icf_string_merge_test.sh: New file.
3458 * testsuite/icf_virtual_function_folding_test.cc: New file.
3459 * testsuite/icf_virtual_function_folding_test.sh: New file.
3461 2010-04-14 Doug Kwan <dougkwan@google.com>
3463 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3464 for local symbol recounting if we remove a section due to ICF.
3465 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3466 there are no regular objects in input.
3468 2010-04-13 Doug Kwan <dougkwan@google.com>
3470 * arm.cc (Arm_input_section::set_final_data_size): Compute
3471 accurate final data size instead of using current data size.
3473 2010-04-09 Doug Kwan <dougkwan@google.com>
3475 * layout.cc (Layout::choose_output_section): Handle script section
3477 (Layout::make_output_section_for_script): Add section type parameter.
3478 Handle script section types.
3479 * layout.h (Layout::make_output_section_for_script): Add section
3481 * output.cc (Output_section::Output_section): Initialize data member
3483 (Output_section::do_reset_address_and_file_offset): Do not set address
3484 to 0 if section is a NOLOAD section.
3485 * output.h (Output_section::is_noload): New method.
3486 (Output_section::set_is_noload): Ditto.
3487 (Output_section::is_noload_): New data member.
3488 * script-c.h (Script_section_type): New enum type.
3489 (struct Parser_output_section_header): Add new file section_type.
3490 * script-sections.cc (Sections_element::output_section_name): Add
3491 parameter for returning script section type.
3492 (Output_section_definition::output_section_name): Ditto.
3493 (Output_section_definition::section_type)P; New method.
3494 (Output_section_definiton::script_section_type_name): Ditto.
3495 (Output_section_definition::script_section_type_): New data member.
3496 (Output_section_definition::Output_section_definition): Initialize
3497 data member Output_section_definition::script_section_type_.
3498 (Output_section_definition::create_sections): Pass script section type
3499 to Layout::make_output_section_for_script.
3500 (Output_section_definition::output_section_name): Return script
3501 section type to caller.
3502 (Output_section_definition::set_section_address): Do not advance
3503 dot value and load address if section type is NOLOAD. Set address
3504 of NOLOAD sections regardless of section flags.
3505 (Output_section_definition::print): Print section type if it is
3506 not SCRIPT_SECTION_TYPE_NONE.
3507 (Output_section_definition::section_type): New method.
3508 (Output_section_definition::script_section_type_name): Ditto.
3509 (Script_sections::output_section_name): Add new parameter
3510 PSECTION_TYPE for returning script section type. Pass it to
3511 section elements. Handle discard sections.
3512 (Sort_output_sections::operator()): Handle NOLOAD sections.
3513 * script-sections.h (Script_sections::Section_type): New enum type.
3514 (Script_sections::output_section_name): Add a new parameter for
3515 returning script section type.
3516 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3518 * yyscript.y (union): Add new field SECTION_TYPE.
3519 (COPY, DSECT, INFO, NOLOAD): New tokens.
3520 (opt_address_and_section_type): Change type to output_section_header.
3521 (section_type): New non-terminal
3522 (section_header): Handle section type.
3523 (opt_address_and_section_type): Return section type value.
3525 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3527 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3528 * testsuite/plugin_common_test_2.c (foo): Likewise.
3530 2010-04-08 Doug Kwan <dougkwan@google.com>
3532 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3534 * output.cc (Output_section::add_merge_input_section): Simplify
3535 code and return status of Output_merge_base::add_input_section.
3536 Update merge section map only if Output_merge_base::add_input_section
3539 2010-04-07 Doug Kwan <dougkwan@google.com>
3541 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3542 if section is marked as containing instructions but has no mapping
3544 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3545 correct section index.
3546 (Arm_relobj::find_linked_text_section): Ditto.
3548 2010-04-07 Cary Coutant <ccoutant@google.com>
3550 * archive.cc (include_member): Destroy Read_symbols_data object before
3552 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3553 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3554 (Read_symbols_data::~Read_symbols_data) New destructor.
3555 (Section_relocs::Section_relocs) New constructor.
3556 (Section_relocs::~Section_relocs) New destructor.
3557 (Read_relocs_data::Read_relocs_data) New constructor.
3558 (Read_relocs_data::~Read_relocs_data) New destructor.
3559 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3560 pointers to NULL after deleting.
3562 2010-04-07 Doug Kwan <dougkwan@google.com>
3564 * arm.cc: Replace "endianity" with "endianness" in comments.
3565 (Arm_exidx_cantunwind): Ditto.
3566 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3567 (Arm_relobj::merge_flags_and_attributes): New method.
3568 (Arm_relobj::merge_flags_and_attributes_): New data member.
3569 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3570 (Arm_relobj::scan_sections_for_stubs): Ditto.
3571 (Arm_relobj::do_read_symbols): Check to see if we really want to
3572 merge processor-specific flags and attributes. Exit early if
3573 an object is empty except for section names and the undefined symbol.
3574 (Target_arm::do_finalize_sections): Move check for ELF format to
3575 Arm_relobj::do_read_symbols. Merge processor specific flags and
3576 attributes from a regular object only when we have determined that
3577 it is aapropriate. Do not create an .ARM.attributes section in
3578 output if there is no regular input object.
3579 (Target_arm::merge_processor_specific_flags): Check
3580 --warn-mismatch before printing any error.
3581 (Target_arm::merge_object_attributes): Ditto.
3582 * gold.cc (queue_middle_tasks): Handle the case in which there is
3583 no regular object in input.
3584 * options.cc (General_options::parse_EB): New method.
3585 (General_options::parse_EL): Same.
3586 (General_options::General_options): Initialize endianness_.
3587 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3589 (General_options::Endianness): New enum.
3590 (General_options::endianness): New method.
3591 (General_options::endianness_): New data member.
3592 * parameters.cc (Parameters::set_options): Check target endianness.
3593 (Parameters::set_target_once): Ditto.
3594 (Parameters::check_target_endianness): New method.
3595 (parameters_force_valid_target): If either -EL or -EB is specified,
3596 use it to define endianness of default target.
3597 * parameters.h (Parameters::check_target_endianness): New method
3599 * target.h (class Target): Change "endianity" to "endianness"
3602 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3604 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3605 * configure: Regenerate.
3606 * Makefile.in: Regenerate.
3607 * testsuite/Makefile.in: Regenerate.
3609 2010-04-06 Cary Coutant <ccoutant@google.com>
3612 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3613 prevailing definitions of common symbols.
3614 * testsuite/plugin_test_6.sh: New test case.
3615 * testsuite/plugin_common_test_1.c: New test case.
3616 * testsuite/plugin_common_test_2.c: New test case.
3617 * testsuite/Makefile.am (plugin_test_6): New test case.
3618 * testsuite/Makefile.in: Regenerate.
3620 2010-04-06 Nick Clifton <nickc@redhat.com>
3622 * po/vi.po: New Vietnamese translation.
3624 2010-03-30 Doug Kwan <dougkwan@google.com>
3626 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3628 2010-03-25 Doug Kwan <dougkwan@google.com>
3630 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3631 to avoid a conversion warning on a 32-bit host.
3633 2010-03-24 Ian Lance Taylor <iant@google.com>
3635 * testsuite/script_test_3.t: Add a TLS segment.
3636 * testsuite/Makefile.am (check_PROGRAMS): Add
3637 tls_phdrs_script_test.
3638 (tls_phdrs_script_test_SOURCES): Define.
3639 (tls_phdrs_script_test_DEPENDENCIES): Define.
3640 (tls_phdrs_script_test_LDFLAGS): Define.
3641 (tls_phdrs_script_test_LDADD): Define.
3642 * testsuite/Makefile.in: Rebuild.
3644 2010-03-23 Cary Coutant <ccoutant@google.com>
3646 * fileread.cc (find_or_make_view): Fix comment.
3648 2010-03-23 Ian Lance Taylor <iant@google.com>
3650 * script-sections.cc (class Orphan_section_placement): Define
3651 PLACE_TLS and PLACE_TLS_BSS.
3652 (Orphan_section_placement::Orphan_section_placement): Initialize
3654 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3655 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3656 (tls_script_test_SOURCES): Define.
3657 (tls_script_test_DEPENDENCIES): Define.
3658 (tls_script_test_LDFLAGS): Define.
3659 (tls_script_test_LDADD): Define.
3660 * testsuite/Makefile.in: Rebuild.
3662 2010-03-22 Doug Kwan <dougkwan@google.com>
3664 * arm.cc (Arm_relocate_functions::abs8,
3665 Arm_relocate_functions::abs16): Use correct check for overflow
3666 specified in the ARM ELF specs.
3667 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3668 target of a BLX instruction specially.
3669 (Reloc_stub::stub_type_for_reloc): Ditto.
3670 (Relocate::relocate): Use symbolic names instead of numeric relocation
3671 codes to report error.
3672 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3674 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3675 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3676 thumb2_blx_out_of_range.stdout
3677 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3678 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3679 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3680 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3681 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3682 thumb2_blx_in_range, thumb2_blx_in_range.o,
3683 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3684 thumb2_blx_out_of_range.o): New rules.
3685 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3686 thumb2_blx_in_range and thumb2_blx_out_of_range.
3687 * testsuite/Makefile.in: Regenerate.
3688 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3689 * testsuite/thumb_blx_in_range.s: New file.
3690 * testsuite/thumb_blx_out_of_range.s: New file.
3692 2010-03-22 Rafael Espindola <espindola@google.com>
3694 * archive.cc (Should_include): Move to archive.h.
3695 (should_include_member): Make it a member of Archive.
3697 (Add_lib_group_symbols): New.
3698 * archive.h: Include options.h.
3699 (Archive_member): Moved from Archive.
3700 (Should_include): Moved from archive.cc.
3702 (Add_lib_group_symbols): New.
3703 * dynobj.cc (do_should_include_member): New.
3704 * dynobj.h (do_should_include_member): New.
3705 * gold.cc (queue_initial_tasks): Update call to queue.
3706 * main.cc (main): Print lib group stats.
3707 * object.cc (do_should_include_member): New.
3708 * object.h: Include archive.h.
3709 (Object::should_include_member): New.
3710 (Object::do_should_include_member): New.
3711 (Sized_relobj::do_should_include_member): New.
3712 * options.cc (General_options::parse_start_lib): New.
3713 (General_options::parse_end_lib): New.
3714 (Input_arguments::add_file): Handle lib groups.
3715 (Input_arguments::start_group): Check we are not in a lib.
3716 (Input_arguments::start_lib): New.
3717 (Input_arguments::end_lib): New.
3718 * options.h (General_options): Add start_lib and end_lib.
3719 (Input_argument::lib_): New.
3720 (Input_argument::lib): New.
3721 (Input_argument::is_lib): New.
3722 (Input_file_lib): New.
3723 (Input_arguments::in_lib_): New.
3724 (Input_arguments::in_lib): New.
3725 (Input_arguments::start_lib): New.
3726 (Input_arguments::end_lib_): New.
3727 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3728 in unused members as preempted.
3729 (Sized_pluginobj::do_should_include_member): New.
3730 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3731 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3733 (Read_symbols::do_whole_lib_group): New.
3734 (Read_symbols::do_lib_group): New.
3735 (Read_symbols::do_read_symbols): Handle lib groups.
3736 (Read_symbols::get_name): Handle lib groups.
3737 * readsyms.h (Read_symbols): Add an archive member pointer.
3738 (Read_symbols::do_whole_lib_group): New.
3739 (Read_symbols::do_lib_group): New.
3740 (Read_symbols::member_): New.
3741 * script.cc (read_input_script): Update call to queue_soon.
3743 2010-03-19 Doug Kwan <dougkwan@google.com>
3745 * arm.cc (Stub_table::Stub_table): Initialize new data members
3746 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3747 (Stub_table::add_reloc_stub): Assign stub offset and update
3748 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3749 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3751 (Stub_table::update_data_size_and_addralign): Use
3752 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3753 instead of going over all reloc stubs.
3754 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3755 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3756 Stringpool_template::offset_ to size of Stringpool_char.
3757 (Stringpool_template::new_key_offset): Remove code to initialize
3758 Stringpool_template::offset_.
3759 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3760 Stringpool_template::offset_ to zero.
3762 2010-03-15 Doug Kwan <dougkwan@google.com>
3764 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3766 (Stringpool_template::new_key_offset): New method.
3767 (Stringpool_template::add_string): Assign offsets when adding new
3769 (Stringpool_template::set_string_offsets): Do not set string offsets
3770 when not optimizing.
3771 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3773 (Chunked_vector::clear): Clear size_.
3774 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3775 (Chunked_vector::size): Return size_.
3776 (Chunked_vector::push_back): Use size_ to find insert position.
3777 (Chunked_vector::size_): New data member.
3778 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3779 (Stringpool_template::new_key_offset): New method declaration.
3780 (Stringpool_template::offset_): New data member.
3782 2010-03-15 Rafael Espindola <espindola@google.com>
3784 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3785 Add_symbols' constructor.
3786 * readsyms.h (Add_symbols): Remove the input_group member.
3788 2010-03-10 Ian Lance Taylor <iant@google.com>
3790 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3791 target to ask whether a reference to a symbol requires a stack
3793 * target.h (Target::is_call_to_non_split): New function.
3794 (Target::do_is_call_to_non_split): Declare virtual function.
3795 * target.cc: Include "symtab.h".
3796 (Target::do_is_call_to_non_split): New function.
3797 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3799 2010-03-10 Cary Coutant <ccoutant@google.com>
3801 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3802 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3803 (File_read::open[2]): Add whole_file_view_ to list of views.
3804 (File_read::make_view): Remove test of whole_file_view_.
3805 (File_read::find_or_make_view): Create whole_file_view_ if
3807 (File_read::clear_views): Replace bool parameter with enum;
3808 adjust all callers. Don't delete views with permanent data;
3809 do delete cached views and views from archives if
3810 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3811 if clearing the corresponding view.
3812 * fileread.h (File_read::Clear_views_mode): New enum.
3813 (File_read::View::is_permanent_view): New method.
3814 (File_read::clear_views): Replace bool parameter
3815 with enum; adjust all callers.
3816 * options.h (General_options): Change keep_files_mapped option;
3817 add map_whole_files.
3818 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3820 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3823 2010-03-10 David S. Miller <davem@davemloft.net>
3825 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3827 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3829 * icf.cc (get_section_contents): Add '@' marker after processing the
3832 2010-03-08 Doug Kwan <dougkwan@google.com>
3834 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3835 due to a conversion warning.
3836 (Arm_relobj::update_output_local_symbol_count): Check for local
3837 symbol with unset output index.
3839 2010-03-05 Ian Lance Taylor <iant@google.com>
3841 * options.h (class General_options): Add --spare-dynamic-tags.
3842 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3843 --spare-dynamic-tags.
3845 2010-03-05 Ian Lance Taylor <iant@google.com>
3847 * incremental.cc: Include "libiberty.h".
3849 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3851 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3852 function, is_info_ member.
3853 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3854 (Versions::Versions): Update caller.
3855 (Versions::define_base_version): Likewise.
3856 (Versions::add_def): Likewise.
3858 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3860 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3861 (Scan::possible_function_pointer_reloc): New function.
3862 (Scan::local_reloc_may_be_function_pointer): Change to call
3863 possible_function_pointer_reloc.
3864 (Scan::global_reloc_may_be_function_pointer): Ditto.
3865 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3866 relocations in ".data.rel.ro._ZTV" section.
3867 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3868 * testsuite/icf_safe_so_test.cc: Ditto.
3869 * testsuite/icf_safe_test.cc: Ditto.
3870 * testsuite/icf_safe_test.sh: Ditto.
3872 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3873 Ian Lance Taylor <iant@google.com>
3875 * target-reloc.h (relocate_section): Check the symbol table index
3876 for -1U before setting the local symbol index.
3877 (scan_relocatable_relocs): If copying the relocation, record that
3878 the local symbol is required.
3879 * object.h (Symbol_value::is_output_symtab_index_set): New
3881 (Symbol_value::may_be_discarded_from_output_symtab): New
3883 (Symbol_value::has_output_symtab_entry): New function.
3884 (Symbol_value::needs_output_symtab_entry): Remove.
3885 (Symbol_value::output_symtab_index): Make sure the symbol index is
3887 (Symbol_value::set_output_symtab_index): Make sure the symbol
3888 index is not set. Make sure the new index is valid.
3889 (Symbol_value::set_must_have_output_symtab_entry): New function.
3890 (Symbol_value::has_output_dynsym_entry): New function.
3891 (Symbol_value::set_output_dynsym_index): Make sure the new index
3893 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3894 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3895 local symbol if permitted.
3896 (Sized_relobj::do_finalize_local_symbols): Call
3897 is_output_symtab_index_set rather than needs_output_symtab_entry.
3898 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3899 rather than needs_output_symtab_entry. Call
3900 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3901 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3902 is_output_symtab_index_set rather than needs_output_symtab_entry.
3903 * testsuite/discard_locals_relocatable_test.c: New file.
3904 * testsuite/discard_locals_test.sh: Test -r.
3905 * testsuite/Makefile.am (check_DATA): Add
3906 discard_locals_relocatable_test1.syms,
3907 discard_local_relocatable_test2.syms.
3908 (MOSTLYCLEANFILES): Likewise. Also add
3909 discard_locals_relocatable_test1.lout and
3910 discard_locals_relocatable_test2.out.
3911 (discard_locals_relocatable_test1.syms): New target.
3912 (discard_locals_relocatable_test.o): New target.
3913 (discard_locals_relocatable_test1.out): New target.
3914 (discard_locals_relocatable_test2.syms): New target.
3915 (discard_locals_relocatable_test2.out): New target.
3916 (various): Add missing ../ld-new dependencies.
3917 * testsuite/Makefile.in: Rebuild.
3919 2010-03-03 Nick Clifton <nickc@redhat.com>
3921 * po/fi.po: New Finnish translation.
3923 2010-03-01 Doug Kwan <dougkwan@google.com>
3925 * layout.cc (Layout::Layout): Force section types of .init_array*,
3926 .preinit_array* and .fini_array* sections.
3927 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3928 Fix check of return value of std::string::find.().
3929 (Output_section::Input_section_sort_compare::operator()): Remove
3930 comment about .init_array.
3931 (Output_section::Input_section_sort_init_fini_compare::operator()):
3933 (Output_section::sort_attached_input_sections): Handle .init_array
3934 and .fini_array specially.
3935 * output.h (Output_section::Inut_section_sort_compare): Update
3937 (Output_section::Input_section_sort_init_fini_compare): New struct.
3939 2010-02-26 Doug Kwan <dougkwan@google.com>
3941 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3942 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3943 * testsuite/debug_msg.sh: Avoid matching source line number for
3944 use of global variable undef_int.
3946 2010-02-26 Doug Kwan <dougkwan@google.com>
3948 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3949 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3950 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3951 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3952 * options.cc (General_options::General_options): Initialize member
3954 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3955 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3956 and rm_no_fix_v4bx.stdout
3957 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3958 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3959 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3960 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3961 and arm_no_fix_v4bx.
3962 * Makefile.in: Regenerate.
3963 * testsuite/arm_fix_v4bx.s: New file.
3964 * testsuite/arm_fix_v4bx.sh: Ditto.
3966 2010-02-24 Doug Kwan <dougkwan@google.com>
3968 * arm.cc (Target_arm::got_section): Make the .got section the first
3969 non RELRO section in the data segment.
3970 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3971 suffixes of section names.
3973 2010-02-24 Doug Kwan <dougkwan@google.com>
3975 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3976 flags and attributes merging if an input file is a binary file.
3977 * fileread.cc (Input_file::open): Record format of original file.
3978 * fileread.h (Input_file::Format): New enum type.
3979 (Input_file::Input_file): Initialize data member format_.
3980 (Input_file::format): New method definition.
3981 (Input_file::format_):: New data member.
3983 2010-02-24 Doug Kwan <dougkwan@google.com>
3985 * arm.cc (Arm_output_data_got): New class.
3986 (ARM_TCB_SIZE): New constant
3987 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3988 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3989 If user uses a script with a SECTIONS clause, issue only a warning
3990 for a misplaced EXIDX input section. Otherwise, issue an error.
3991 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3993 (Target_arm::got_mode_index_entry): Handle static linking.
3994 (Target_arm::Scan::local): Ditto.
3995 (Target_arm::Scan::global): Ditto.
3996 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3997 all incorrectly implemented relocations.
3998 (Target_arm::fix_exidx_coverage): Pass layout to
3999 Arm_output_section::fix_exidx_coverage.
4000 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4001 from ".ARM.exidx." and ".ARM.extab.".
4003 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4005 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4006 section if it does not already exist.
4007 * attributes.cc (Attributes_section_data::Attributes_section_data):
4008 Don't crash if size is zero.
4010 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4011 Ian Lance Taylor <iant@google.com>
4013 * gold.cc (queue_middle_tasks): If no input files were opened,
4015 * workqueue.h (Task_function::Task_function): Assert that there is
4018 2010-02-22 Doug Kwan <dougkwan@google.com>
4020 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4021 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4022 types to avoid warnings due to different uint64_t implementations
4025 2010-02-21 Doug Kwan <dougkwan@google.com>
4027 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4028 handling of the maximum backward branch offset.
4029 (Arm_relocate_functions::thumb_branch_common): Ditto.
4030 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4031 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4032 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4033 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4034 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4035 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4036 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4037 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4038 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4039 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4040 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4041 thumb2_bl_out_of_range.o): New rules.
4042 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4043 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4044 thumb2_bl_out_of_range
4045 * testsuite/Makefile.in: Regenerate.
4046 * testsuite/arm_bl_in_range.s: New file.
4047 * testsuite/arm_bl_out_of_range.s: Ditto.
4048 * testsuite/arm_branch_in_range.sh: Ditto.
4049 * testsuite/arm_branch_range.t: Ditto.
4050 * testsuite/thumb2_branch_range.t: Ditto.
4051 * testsuite/thumb_bl_in_range.s: Ditto.
4052 * testsuite/thumb_bl_out_of_range.s: Ditto.
4053 * testsuite/thumb_branch_range.t: Ditto.
4055 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4057 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4058 Add reloc offset information.
4059 * icf.cc (get_section_contents): Change iterators to point to the new
4060 vectors. Add reloc offset information to the contents.
4061 * icf.h (Icf::Sections_reachable_info): New typedef.
4062 (Icf::Sections_reachable_list): New typedef.
4063 (Icf::Offset_info): New typedef.
4064 (Icf::Reloc_info): New struct typedef.
4065 (Icf::Reloc_info_list): New typedef.
4066 (Icf::symbol_reloc_list): Delete method.
4067 (Icf::addend_reloc_list): Delete method.
4068 (Icf::section_reloc_list): Delete method.
4069 (Icf::reloc_info_list): New method.
4070 (Icf::reloc_info_list_): New member.
4072 2010-02-19 Doug Kwan <dougkwan@google.com>
4074 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4075 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4076 * arm.cc (Arm_relocation_functions): New forward declaration.
4077 (Target_arm::Target_arm): Initialize new data members
4078 got_mod_index_offset_ and tls_base_symbol_defined_.
4079 (Target_arm::Relocate::relocate_tls): New method.
4080 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4081 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4083 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4084 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4085 (Target_arm::got_mod_index_offset_,
4086 Target_arm::tls_base_symbol_defined_): New data members.
4087 (Target_arm::Scan::local, Target::Scan::global,
4088 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4091 2010-02-18 Doug Kwan <dougkwan@google.com>
4093 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4094 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4095 text section as a parameter becuase some broken tools may not set
4096 the link in section header.
4097 (Target_arm::has_got_section): New method.
4098 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4099 without any mapping symbol as data only. Remove warning.
4100 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4101 link in its section header, try to discover the link by inspecting the
4102 REL31 relocation at the beginning of the section.
4103 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4105 (Target_arm::Scan::global): Treat any reference to the symbol
4106 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4108 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4110 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4111 (Scan::global_reloc_may_be_function_pointer): New function.
4112 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4113 (Scan::global_reloc_may_be_function_pointer): New function.
4114 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4115 (Scan::global_reloc_may_be_function_pointer): New function.
4116 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4117 (Scan::global_reloc_may_be_function_pointer): New function.
4118 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4119 (Scan::global_reloc_may_be_function_pointer): New function.
4120 (Scan::possible_function_pointer_reloc): New function.
4121 (Target_x86_64::can_check_for_function_pointers): New function.
4122 * gc.h (gc_process_relocs): Scan relocation types to determine if
4123 function pointers were taken for targets that support it.
4124 * icf.cc (Icf::find_identical_sections): Include functions for
4125 folding in safe ICF whose pointer is not taken.
4126 * icf.h (Secn_fptr_taken_set): New typedef.
4127 (fptr_section_id_): New member.
4128 (section_has_function_pointers): New function.
4129 (set_section_has_function_pointers): New function.
4130 (check_section_for_function_pointers): New function.
4131 * options.h: Fix comment for safe ICF option.
4132 * target.h (can_check_for_function_pointers): New function.
4133 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4134 Modify icf_safe_test for X86-64.
4135 * testsuite/Makefile.in: Regenerate.
4136 * testsuite/icf_safe_so_test.cc: New file.
4137 * testsuite/icf_safe_so_test.sh: New file.
4138 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4139 (main): Change to take pointer to function kept_func_3.
4140 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4141 folding is done correctly for X86-64.
4143 2010-02-12 David S. Miller <davem@davemloft.net>
4145 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4146 is_symbolless parameter.
4147 (Output_reloc<SHT_REL>::is_symbolless): New.
4148 (Output_reloc<SHT_REL>::is_symbolless_): New.
4149 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4150 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4151 (Output_reloc<SHT_RELA>::is_symbolless): New.
4152 (Output_data_reloc::add_global): Handle is_symbolless.
4153 (Output_data_reloc::add_global_relative): Likewise.
4154 (Output_data_reloc::add_local): Likewise.
4155 (Output_data_reloc::add_local_relative): Likewise.
4156 (Output_data_reloc::add_symbolless_global_addend): New.
4157 (Output_data_reloc::add_symbolless_local_addend): New.
4158 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4160 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4161 instead of ->is_relative_
4162 (Output_reloc::write): Likewise.
4163 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4164 (Output_reloc::write_rel): Simplify.
4166 * sparc.cc (Target_sparc::Scan::local): Use
4167 ->add_symbolless_local_addend as needed.
4168 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4169 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4170 based upon relocation offset.
4172 2010-02-11 Doug Kwan <dougkwan@google.com>
4174 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4175 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4176 beginning of function.
4177 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4178 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4179 parameter is_32bit in calls to should_apply_static_reloc.
4180 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4181 (check_DATA): Add arm_abs_global.stdout.
4182 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4183 arm_abs_global.stdout): New rules.
4184 (MOSTLLYCLEANFILES): Add arm_abs_global
4185 * Makefile.in: Regenerate.
4186 * testsuite/arm_abs_global.s: New file.
4187 * testsuite/arm_abs_global.sh: Ditto.
4188 * testsuite/arm_abs_lib.s: Ditto.
4190 2010-02-11 Ian Lance Taylor <iant@google.com>
4192 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4194 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4195 Allocate_commons_task first.
4196 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4197 task, rather than symtab_lock_.
4198 (Gc_process_relocs::~Gc_process_relocs): New function.
4199 (Gc_process_relocs::is_runnable): Check this_blocker_.
4200 (Gc_process_relocs::locks): Use next_blocker_ rather than
4202 (Scan_relocs::~Scan_relocs): New function.
4203 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4205 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4207 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4208 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4209 constructor accordingly.
4210 (class Gc_process_relocs): Likewise.
4211 (class Scan_relocs): Likewise.
4212 * common.h (class Allocate_commons_task): Remove symtab_lock_
4213 field, and corresponding constructor parameter.
4214 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4216 (Allocate_commons_task::locks): Likewise.
4218 2010-02-11 Ian Lance Taylor <iant@google.com>
4220 * gold-threads.h (class Once): Define.
4221 (class Initialize_lock): Rewrite as child of Once.
4222 * gold-threads.cc (class Once_initialize): Define.
4223 (once_pointer_control): New static variable.
4224 (once_pointer, once_arg): New static variables.
4225 (c_run_once): New static function.
4226 (Once::Once, Once::run_once, Once::internal_run): New functions.
4227 (class Initialize_lock_once): Remove.
4228 (initialize_lock_control): Remove.
4229 (initialize_lock_pointer): Remove.
4230 (initialize_lock_once): Remove.
4231 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4232 (Initialize_lock::initialize): Rewrite.
4233 (Initialize_lock::do_run_once): New function.
4234 * archive.cc (Archive::interpret_header): Only clear name if it is
4236 * fileread.cc: Include "gold-threads.h"
4237 (file_counts_lock): New static variable.
4238 (file_counts_initialize_lock): Likewise.
4239 (File_read::release): Only increment counts when using --stats.
4240 Use a lock around the increment.
4241 * parameters.cc (class Set_parameters_target_once): Define.
4242 (set_parameters_target_once): New static variable.
4243 (Parameters::Parameters): Move here from parameters.h.
4244 (Parameters::set_target): Rewrite.
4245 (Parameters::set_target_once): New function.
4246 (Parameters::clear_target): Move here and rewrite.
4247 * parameters.h (class Parameters): Update declarations. Add
4248 set_parameters_target_once_ field.
4249 (Parameters::Parameters): Move to parameters.cc.
4250 (Parameters::clear_target): Likewise.
4251 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4253 (Start_group::~Start_group): New function.
4254 (Start_group::is_runnable): New function.
4255 (Start_group::locks, Start_group::run): New functions.
4256 (Finish_group::run): Change saw_undefined to size_t.
4257 * readsyms.h (class Start_group): Define.
4258 (class Finish_group): Change saw_undefined_ field to size_t.
4259 (Finish_group::Finish_group): Remove saw_undefined and
4260 this_blocker parameters. Change all callers.
4261 (Finish_group::set_saw_undefined): New function.
4262 (Finish_group::set_blocker): New function.
4263 * symtab.h (class Symbol_table): Change saw_undefined to return
4264 size_t. Change saw_undefined_ field to size_t.
4265 * target-select.cc (Set_target_once::do_run_once): New function.
4266 (Target_selector::Target_selector): Initialize set_target_once_
4267 field. Don't initialize lock_ and initialize_lock_ fields.
4268 (Target_selector::instantiate_target): Rewrite.
4269 (Target_selector::set_target): New function.
4270 * target-select.h (class Set_target_once): Define.
4271 (class Target_selector): Update declarations. Make
4272 Set_target_once a friend. Remove lock_ and initialize_lock_
4273 fields. Add set_target_once_ field.
4275 2010-02-10 Ian Lance Taylor <iant@google.com>
4277 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4279 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4280 (queue_middle_tasks): Add all blockers before queueing any tasks.
4281 (queue_final_tasks): Likewise.
4282 * token.h (Task_token::add_blockers): New function.
4283 * object.h (Input_objects::number_of_relobjs): New function.
4285 2010-02-10 Ian Lance Taylor <iant@google.com>
4287 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4288 shared, not if not position independent.
4289 * x86_64.cc (Relocate::relocate_tls): Likewise.
4290 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4291 (tls_pie_pic_test): New target.
4292 * testsuite/Makefile.in: Rebuild.
4294 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4295 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4296 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4297 * testsuite/Makefile.in: Rebuild.
4299 2010-02-09 David S. Miller <davem@davemloft.net>
4301 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4302 R_SPARC_RELATIVE using ->add_local_relative().
4303 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4305 * output.h (Output_data_dynamic::add_section_size): New method
4306 that takes two Output_data objects.
4307 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4308 entry param. Handle it in initializers.
4309 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4310 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4311 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4313 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4314 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4315 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4316 for dynrel_includes_plt.
4317 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4318 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4319 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4321 (Target_sparc::do_finalize_sections): Update to pass true for
4322 dynrel_includes_plt.
4323 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4324 output before .rela.plt
4325 (Target_powerpc::do_finalize_sections): Update to pass true for
4326 dynrel_includes_plt when 32-bit.
4328 2010-02-08 Doug Kwan <dougkwan@google.com>
4330 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4332 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4333 Arm_relobj::scan_section_for_cortex_a8_stubs,
4334 Arm_relobj::do_relocation_section): Instead of calling
4335 Output_section::output_address, use faster
4336 Arm_relobj::simple_input_section_output_address.
4338 2010-02-08 David S. Miller <davem@davemloft.net>
4340 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4341 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4342 relocation helper function.
4344 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4345 just like R_SPARC_GOT{10,13,22}.
4346 (Target_sparc::Scan::local): Likewise.
4347 (Target_sparc::Relocate:relocate): Likewise.
4349 2010-02-06 Ian Lance Taylor <iant@google.com>
4351 * configure.ac: Rewrite targetobjs duplicate removal code to use
4352 only shell constructs.
4353 * configure: Rebuild.
4355 2010-02-05 Doug Kwan <dougkwan@google.com>
4358 * arm.cc (Arm_relobj::section_is_scannable): New method.
4359 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4360 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4362 2010-02-04 Doug Kwan <dougkwan@google.com>
4365 * arm-reloc-property.cc (cstdio): Include.
4366 * configure.ac (targetobjs): Remove duplicates.
4367 * configure: Regenerate.
4368 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4369 big and little endian version for a given address size.
4371 2010-02-03 Doug Kwan <dougkwan@google.com>
4373 * arm-reloc-property.cc
4374 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4376 * arm-reloc-property.h
4377 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4378 New method definition.
4379 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4381 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4383 (GOT_PREL): Change implemented to Y.
4384 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4385 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4386 (Arm_relocate_functions::movw_abs_nc): Remove method.
4387 (Arm_relocate_functions::movt_abs): Ditto.
4388 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4389 (Arm_relocate_functions::thm_movt_abs): Ditto.
4390 (Arm_relocate_functions::movw_rel_nc): Ditto.
4391 (Arm_relocate_functions::movw_rel): Ditto.
4392 (Arm_relocate_functions::movt_rel): Ditto.
4393 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4394 (Arm_relocate_functions:thm_movw_rel): Ditto.
4395 (Arm_relocate_functions:thm_movt_rel): Ditto.
4396 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4397 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4398 New method definitions.
4399 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4400 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4401 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4402 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4403 (Target_arm::Relocate::relocate): Check for non-static or
4404 unimplemented relocation code and exit early. Change calls to
4405 Target_arm::reloc_uses_thumb_bit and
4406 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4407 instead. Refactor code to handle similar relocations to increase
4408 code sharing. Remove check for unsupported relocation code in switch
4410 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4411 relocation property table to find out size. Change error message to
4412 print out the name of a relocation code instead of the numeric value.
4413 (Target_arm::scan_reloc_for_stub): Use relocation property table
4414 instead of calling Target_arm::reloc_uses_thumb_bit().
4416 2010-02-02 Doug Kwan <dougkwan@google.com>
4418 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4419 types of relaxed input section.
4421 2010-02-02 Doug Kwan <dougkwan@google.com>
4423 * Makefile.am (HFILES): Add arm-reloc-property.h.
4425 (TARGETSOURCES): Add arm-reloc-property.cc
4426 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4427 (libgold_a_SOURCES): $(DEFFILES)
4428 * Makefile.in: Regenerate.
4429 * arm-reloc-property.cc: New file.
4430 * arm-reloc-property.h: New file.
4431 * arm-reloc.def: New file.
4432 * arm.cc: Update comments.
4433 (arm-reloc-property.h): New included header.
4434 (arm_reloc_property_table): New global variable.
4435 (Target_arm::do_select_as_default_target): New method definition.
4436 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4437 arm-reloc-property to targ_extra_obj.
4438 * parameters.cc (set_parameters_target): Call
4439 Target::select_as_default_target().
4440 * target.h (Target::select_as_default_target): New method definition.
4441 (Target::do_select_as_default_target): Same.
4443 2010-02-01 Doug Kwan <dougkwan@google.com>
4445 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4446 first_output_text_section_.
4447 (Arm_exidx_fixup::first_output_text_section): New method definition.
4448 (Arm_exidx_fixup::first_output_text_section_): New data member.
4449 (Arm_exidx_fixup::process_exidx_section): Record the first text
4450 output section seen.
4451 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4452 and entsize in output section header.
4454 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4456 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4457 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4458 (Arm_relocate_functions::thm_alu11): New Method.
4459 (Arm_relocate_functions::thm_pc8): New Method.
4460 (Arm_relocate_functions::thm_pc12): New Method.
4461 (Target_arm::Scan::local): Handle the relocations.
4462 (Target_arm::Scan::global): Likewise.
4463 (Target_arm::Relocate::relocate): Likewise.
4464 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4466 2010-01-29 Doug Kwan <dougkwan@google.com>
4468 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4469 of relocation types as ld.
4471 2010-01-29 Doug Kwan <dougkwan@google.com>
4473 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4475 (Arm_relocate_functions::thumb_branch_common): Ditto.
4476 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4477 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4478 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4479 Arm_relocate_functions::jump24): Remove.
4480 (Target_arm::Relocate::relocate): Adjust code to call
4481 Arm_relocation_functions::arm_branch_common and
4482 Arm_relocation_functions::thumb_branch_common instead of their removed
4483 wrappers. Merge switch-cases together to reduce source code size.
4485 2010-01-29 Doug Kwan <dougkwan@google.com>
4487 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4488 output_local_symbol_count_needs_update_.
4489 (Arm_relobj::output_local_symbol_count_needs_update,
4490 Arm_relobj::set_output_local_symbol_count_needs_update,
4491 Arm_relobj::update_output_local_symbol_count): New methods.
4492 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4494 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4495 of pointed function as in a R_ARM_PREL31 relocation.
4496 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4497 for output local symbol count updating.
4498 (Target_arm::do_relax): Update output local symbol counts in objects
4500 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4502 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4504 * arm.cc: Added support for the ARM relocations:
4505 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4506 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4507 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4509 (Arm_relocate_functions::movw_rel): New method.
4510 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4511 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4513 (Arm_relocate_functions::thm_movw_rel): New method.
4514 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4516 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4518 (Target_arm::Scan::global): Likewise.
4519 (Target_arm::Relocate::relocate): Likewise.
4520 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4523 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4525 * arm.cc: Added support for ARM group relocations.
4526 (Target_arm::reloc_needs_sym_origin): New method.
4527 (Arm_relocate_functions::calc_grp_kn): New method.
4528 (Arm_relocate_functions::calc_grp_residual): New method.
4529 (Arm_relocate_functions::calc_grp_gn): New method.
4530 (Arm_relocate_functions::arm_grp_alu): New Method.
4531 (Arm_relocate_functions::arm_grp_ldr): New Method.
4532 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4533 (Arm_relocate_functions::arm_grp_ldc): New Method.
4534 (Target_arm::Scan::local): Handle the ARM group relocations.
4535 (Target_arm::Scan::global): Likewise.
4536 (Target_arm::Relocate::relocate): Likewise.
4537 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4540 2010-01-26 Doug Kwan <dougkwan@google.com>
4542 * arm.cc (set): Include.
4543 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4545 (Arm_output_section::Text_section_list): New type.
4546 (Arm_output_section::append_text_sections_to_list): New method.
4547 (Arm_output_section::fix_exidx_coverage): Ditto.
4548 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4549 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4550 Relobj::set_section_offset() instead of
4551 Sized_relobj::invalidate_section_offset().
4552 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4553 parameter for section headers. Ignore relocation sections for
4554 unallocated sections and EXIDX sections.
4555 (Target_arm::fix_exidx_coverage): New method.
4556 (Target_arm::output_section_address_less_than): New type.
4557 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4558 linked text section instead of the EXIDX section.
4559 (Arm_output_section::create_stub_group): Add an assertion to check
4560 that this is not an EXIDX output section.
4561 (Arm_output_section::append_text_sections_to_list): New method.
4562 (Arm_output_section::fix_exidx_coverage): Ditto.
4563 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4564 Arm_relobj::section_needs_reloc_stub_scanning.
4565 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4567 (Target_arm::fix_exidx_coverage): New method.
4568 * object.h (Relobj::set_output_section): New method.
4569 (Sized_relobj::invalidate_section_offset): Remove method.
4570 (Sized_relobj::do_invalidate_section_offset): Remove method.
4571 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4573 2010-01-25 Doug Kwan <dougkwan@google.com>
4575 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4576 Fix warning due to signed and unsigned comparison on a 32-bit host.
4578 2010-01-22 Doug Kwan <dougkwan@google.com>
4580 * arm.cc (Target_arm::do_relax): Record an output section for section
4581 offset adjustment it contains any stub table that has changed.
4582 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4583 offsets in an output section if necessary.
4584 * output.cc (Output_section::Output_section): Initialize
4585 section_offsets_need_adjustments_.
4586 (Output_section::add_input_section_for_script): Renamed to
4587 Output_section::add_simple_input_section.
4588 (Output_section::save_states): Add a comment.
4589 (Output_section::discard_states): New method defintion.
4590 (Output_section::adjust_section_offsets): Same.
4591 * output.h (Output_section::add_input_section_for_script): Renamed to
4592 Output_section::add_simple_input_section.
4593 (Output_section::discard_states): New method declaration.
4594 (Output_section::adjust_section_offsets): Same.
4595 (Output_section::section_offsets_need_adjustment,
4596 Output_section::set_section_offsets_need_adjustment): New method
4598 (Output_section::section_offsets_need_adjustment_): New data member.
4599 * script-sections.cc
4600 (Output_section_element_input::set_section_address): Adjust code for
4601 renaming of Output_section::add_input_section_for_script.
4602 (Orphan_output_section::set_section_address): Same.
4604 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4606 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4607 Fix_v4bx enum values .
4608 * gold/options.h (General_options): New option definitions.
4609 (General_options::fix_v4bx): New method.
4610 (General_options::Fix_v4bx): New enum.
4611 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4612 (General_options::parse_fix_v4bx_interworking): New method.
4614 2010-01-22 Doug Kwan <dougkwan@google.com>
4616 * arm.cc (Arm_exidx_fixup): New class.
4618 2010-01-21 Doug Kwan <dougkwan@google.com>
4620 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4622 (Arm_exidx_section_offset_map): New type.
4624 2010-01-21 Doug Kwan <dougkwan@google.com>
4626 * arm.cc (Arm_exidx_input_section): New class.
4627 (Arm_relobj::exidx_input_section_by_link,
4628 Arm_relobj::exidx_input_section_by_shndx,
4629 Arm_relobj::make_exidx_input_section): New methods.
4630 (read_arm_attributes_section): Remove.
4631 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4632 information about them.
4633 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4636 2010-01-20 Doug Kwan <dougkwan@google.com>
4638 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4639 Input_section_specifier to Section_id.
4640 (Target_arm::new_arm_input_section: Adjust code for change of key
4642 (Target_arm::find_arm_input_section): Ditto.
4643 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4644 (Section_id): Remove.
4645 (Garbage_collection::Section_id_hash): Remove.
4646 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4647 (Section_id): Remove.
4648 (Icf::Section_id_hash): Remove.
4649 * object.h (Section_id, Const_section_id, Section_id_hash,
4650 Const_section_id_hash): New type definitions.
4651 * output.cc (Output_section::add_relaxed_input_section): Change to
4652 use Const_section_id instead of Input_section_specifier as key type.
4653 (Output_section::add_merge_input_section): Ditto.
4654 (Output_section::build_relaxation_map): Change to use Section_id
4655 instead of Input_section_specifier as key type.
4656 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4658 (Output_section::convert_input_sections_to_relaxed_sections): Change
4659 to use Const_section_id instead of Input_section_specifier as key type.
4660 (Output_section::find_merge_section): Ditto.
4661 (Output_section::find_relaxed_input_section): Ditto.
4662 * output.h (Input_section_specifier): Remove class.
4663 (Output_section::Output_section_data_by_input_section_map): Change
4664 key type to Const_section_id.
4665 (Output_section::Output_relaxed_input_section_by_input_section_map):
4667 (Output_section::Relaxation_map): Change key type to Section_id.
4669 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4671 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4672 (class Arm_v4bx_stub): New class.
4673 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4674 (Stub_factory::make_arm_v4bx_stub): New method.
4675 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4676 (Stub_table::empty): Handle v4bx stubs.
4677 (Stub_table::add_arm_v4bx_stub): New method.
4678 (Stub_table::find_arm_v4bx_stub): New method.
4679 (Arm_relocate_functions::v4bx): New method.
4680 (Target_arm::fix_v4bx): New method.
4681 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4682 (Stub_table::relocate_stubs): Likewise.
4683 (Stub_table::do_write): Likewise.
4684 (Stub_table::update_data_size_and_addralign): Likewise.
4685 (Stub_table::finalize_stubs): Likewise.
4686 (Target_arm::Scan::local): Likewise.
4687 (Target_arm::Scan::global): Likewise.
4688 (Target_arm::do_finalize_sections): Likewise.
4689 (Target_arm::Relocate::relocate): Likewise.
4690 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4692 (Target_arm::scan_reloc_for_stub): Likewise.
4693 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4695 2010-01-19 Ian Lance Taylor <iant@google.com>
4697 * output.cc (Output_section_headers::do_sized_write): Write large
4698 segment count to sh_info field.
4699 (Output_file_header::do_sized_write): For large segment count,
4700 write PN_XNUM to e_phnum field.
4702 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4704 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4705 (Arm_relocate_functions::thm_jump8): New function.
4706 (Arm_relocate_functions::thm_jump11): New function.
4707 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4709 (Target_arm::Scan::global): Likewise.
4710 (Target_arm::Relocate::relocate): Likewise.
4711 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4714 2010-01-14 Doug Kwan <dougkwan@google.com>
4716 * arm.cc (map, utility): Include headers.
4717 (Target_arm::apply_cortex_a8_workaround): New method.
4718 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4719 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4720 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4721 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4722 the --[no-]fix-cortex-a8 command line options.
4723 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4724 (Target_arm::relocate_stub): Use addend in instruction template.
4725 * options.h (DEFINE_bool): Set the user-set flag.
4726 (General_options): Add --[no-]-fix-cortex options.
4727 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4728 : Update fast look-up map after conversion.
4730 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4732 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4733 in the first pass of do_layout.
4735 2010-01-13 Doug Kwan <dougkwan@google.com>
4737 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4738 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4739 apparent compiler problem of not folding static constant integral
4740 data members of elfcpp::Elf_sizes<32>.
4742 2010-01-13 Doug Kwan <dougkwan@google.com>
4744 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4745 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4746 Arm_relobj::scan_section_for_cortex_a8_erratum,
4747 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4748 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4749 sections to scan for relocation stubs into a new method
4750 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4751 relocation and Cortex-A8 stub scanning.
4752 (Target_arm::do_relax): Force stubs to be after stubbed sections
4753 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4754 the beginning of a new relaxation pass. Update a comment.
4755 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4757 2010-01-12 Ian Lance Taylor <iant@google.com>
4759 * target-reloc.h (visibility_error): New inline function.
4760 (relocate_section): Call visibility_error.
4761 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4762 (MOSTLYCLEANFILES): Likewise.
4763 (protected_4_pic.o, protected_3.err): New targets.
4764 * testsuite/protected_4.cc: New file.
4766 2010-01-12 Doug Kwan <dougkwan@google.com>
4768 * arm.cc (Cortex_a8_reloc): New class.
4769 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4770 and cortex_a8_relocs_info_.
4771 (Target_arm::fix_cortex_a8): New method definition.
4772 (Target_arm::Cortex_a8_relocs_info): New type.
4773 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4774 New data member declarations.
4775 (Target_arm::scan_reloc_for_stub): Record information about
4776 relocations for THUMB branches that might be exempted from the
4777 Cortex-A8 workaround.
4778 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4779 at the beginning of a relaxation pass.
4781 2010-01-12 Doug Kwan <dougkwan@google.com>
4783 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4784 (Arm_relobj::Mapping_symbol_position,
4785 Arm_reloj::Mapping_symbol_position_less,
4786 Arm_relobj::Mapping_symbols_info): New types.
4787 (Target_arm::is_mapping_symbol_name): New method definition.
4788 (Arm_relobj::do_count_local_symbols): Save information about mapping
4791 2010-01-11 Doug Kwan <dougkwan@google.com>
4793 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4794 Arm_relocate_functions::thumb32_branch_upper,
4795 Arm_relocate_functions::thumb32_branch_lower,
4796 Arm_relocate_functions::thumb32_cond_branch_offset,
4797 Arm_relocate_functions::thumb32_cond_branch_upper,
4798 Arm_relocate_functions::thumb32_cond_branch_lower,
4799 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4800 branch offset encoding.
4801 (Arm_relocate_functions::thumb_branch_common): Use new branch
4802 offset encoding methods to avoid code duplication.
4803 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4804 (Stub_addend_reader::operator()): Use new branch encoding method
4805 to avoid code duplication.
4807 2010-01-11 Doug Kwan <dougkwan@google.com>
4809 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4810 (Target_arm::do_finalize_sections): Define special EXIDX section
4811 symbols only if referenced.
4812 * gc.h (Garbage_collection::add_reference): New method.
4813 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4816 2010-01-11 Ian Lance Taylor <iant@google.com>
4818 * script.cc (Version_script_info::build_expression_list_lookup):
4819 Change complaing about duplicate wildcard match from error to
4822 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4824 (Version_script_info::Version_script_info): Initialize globs_,
4825 default_version_, default_is_global_, and exact_. Don't
4826 initialize globals_ or locals_.
4827 (Version_script_info::build_lookup_tables): Build local symbols
4829 (Version_script_info::unquote): New function.
4830 (Version_script_info::add_exact_match): New function.
4831 (Version_script_info::build_expression_list_lookup): Remove lookup
4832 parameter. Add is_global parameter. Change all callers. Handle
4833 wildcard pattern specially. Unquote pattern. Call
4835 (Version_script_info::get_name_to_match): New function.
4836 (Version_script_info::get_symbol_version): New function.
4837 (Version_script_info::get_symbol_version_helper): Remove.
4838 (Version_script_info::check_unmatched_names): Call unquote.
4839 * script.h (class Version_script_info): Change get_symbol_version
4840 to be non-inline and add is_global parameter; change all callers.
4841 Rewrite symbol_is_local. Update declarations. Define struct
4842 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4843 Remove globals_ and locals_ members. Add exact_, globs_,
4844 default_version_, is_global_.
4845 (Version_script_info::Glob): Remove pattern, add expression and
4846 is_global. Update constructor. Change all callers.
4847 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4849 (Versions::symbol_section_contents): If a symbol is undefined, or
4850 defined in a dynamic object, set the version index to
4852 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4854 (Symbol_table::add_from_pluginobj): Likewise.
4855 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4857 2010-01-11 Doug Kwan <dougkwan@google.com>
4859 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4860 (incremental_dump_LDADD): Add linking option for libintl.
4861 * Makefile.in: Regenerate.
4863 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4866 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4868 * testsuite/Makefile.in: Regenerated.
4870 2010-01-10 Doug Kwan <dougkwan@google.com>
4872 * options.h (DEFINE_var): Use parentheses around argument varname__
4873 in macro body to avoid any unintended subsequent substitutions.
4875 2010-01-10 Ian Lance Taylor <iant@google.com>
4877 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4878 candidates before doing symbol resolution.
4880 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4881 ODR candidates if only one is weak.
4883 2010-01-08 Ian Lance Taylor <iant@google.com>
4885 * script.cc (Version_script_info::build_expression_list_lookup):
4886 Don't warn about ambiguous version, just record the ambiguity.
4887 (Version_script_info::get_symbol_version_helper): Give error if
4888 version is ambiguous.
4890 2010-01-08 Doug Kwan <dougkwan@google.com>
4892 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4893 prev_data_size_ and prev_addralign_. Remove initializer for
4894 deleted data member has_been_changed_.
4895 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4896 to determine if the table is empty.
4897 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4899 (Stub_table::add_reloc_stub): Define method in class definition
4900 instead of just declaring it there.
4901 (Stub_table::add_cortex_a8_stub): New method definition.
4902 (Stub_table::update_data_size_and_addralign): Ditto.
4903 (Stub_table::finalize_stubs): Ditto.
4904 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4905 (Stub_table::do_addralign_): Return address alignment in the
4906 (Stub_table::do_reset_address_and_file_offset): Define method in
4907 class definition instead of declaring it there. Set current data
4908 size to be the data size of the previous pass.
4909 (Stub_table::set_final_data_size): Use current data size as the
4911 (Stub_table::relocate_stub): Change parameter type of stub from
4912 Reloc_stub pointer to Stub pointer.
4913 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4914 (Stub_table::Cortex_a8_stub_list): New typedef.
4915 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4916 Stub_table::prev_addralign_): New data member.
4917 (Arm_relobj::Arm_relobj): Initialize data member
4918 section_has_cortex_a8_workaround_.
4919 (Arm_relobj::section_has_cortex_a8_workaround,
4920 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4922 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4924 (Target_arm::relocate_stub): Change parameter type of stub from
4925 Reloc_stub pointer to Stub pointer.
4926 (Insn_template::size, Insn_template::alignment): Handle
4927 THUMB16_SPECIAL_TYPE.
4928 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4929 Stub_table::update_data_size_and_addralign,
4930 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4932 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4933 (Stub_table::do_write): Ditto.
4934 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4936 2010-01-08 Ian Lance Taylor <iant@google.com>
4939 * symtab.h (class Symbol): Remove fields is_target_special_ and
4940 has_plt_offset_. Add field is_defined_in_discarded_section_.
4941 (Symbol::is_defined_in_discarded_section): New function.
4942 (Symbol::set_is_defined_in_discarded_section): New function.
4943 (Symbol::has_plt_offset): Rewrite.
4944 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4945 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4946 Don't initialize is_target_special_ or has_plt_offset_.
4947 Initialize is_defined_in_discarded_section_.
4948 (Symbol_table::add_from_relobj): If appropriate, set
4949 is_defined_in_discarded_section.
4950 * resolve.cc (Symbol::override_base_with_special): Don't test
4951 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4952 * target-reloc.h (relocate_section): Do special handling for
4953 symbols defined in discarded sections for global symbols as well
4956 2010-01-08 Ian Lance Taylor <iant@google.com>
4958 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4959 the SHT_SYMTAB case.
4961 2010-01-08 Ian Lance Taylor <iant@google.com>
4963 * object.cc (Sized_relobj::do_layout): Don't get confused if
4964 layout_eh_frame returns NULL.
4966 2010-01-08 Ian Lance Taylor <iant@google.com>
4969 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4970 dynamic symbol table, use the normal symbol table.
4971 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4974 2010-01-08 Ian Lance Taylor <iant@google.com>
4977 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4980 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4982 * version.cc (print_version): Change to "Copyright 2010".
4984 2010-01-08 Ian Lance Taylor <iant@google.com>
4988 * i386.cc (class Target_i386): Change return type of plt_section
4990 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4991 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4992 tls_desc_rel_ field.
4993 (Output_data_plt_i386::rel_tls_desc): New function.
4994 (Target_i386::rel_tls_desc_section): New function.
4995 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4996 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4997 R_386_TLS_DESC reloc in rel_tls_desc_section.
4998 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4999 Define struct Tlsdesc_info.
5000 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5001 (Target_x86_64::do_reloc_symbol_index): New function.
5002 (Target_x86_64::add_tlsdesc_info): New function.
5003 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5004 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5006 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5008 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5009 (Target_x86_64::rela_tlsdesc_section): New function.
5010 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5012 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5013 (Target_x86_64::do_reloc_addend): New function.
5014 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5015 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5016 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5017 (Output_reloc::type): New function.
5018 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5019 (Output_reloc::is_target_specific): New function.
5020 (Output_reloc::target_arg): New function.
5021 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5022 absolute relocs and target specific relocs.
5023 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5024 add_target_specific.
5025 (class Output_data_reloc) [SHT_RELA]: Likewise.
5026 * output.cc (Output_reloc::Output_reloc): Add four new versions
5027 for absolute relocs and target specific relocs.
5028 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5029 (Output_reloc::get_symbol_index): Likewise.
5030 (Output_reloc::local_section_offset): Check that local_sym_index_
5031 is not TARGET_CODE or 0.
5032 (Output_reloc::symbol_value): Likewise.
5033 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5035 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5036 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5038 * layout.cc (add_target_dynamic_tags): Use output section for
5039 DT_PLTRELSZ and DT_JMPREL.
5041 2010-01-07 Ian Lance Taylor <iant@google.com>
5044 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5046 (class Output_data_reloc_generic): Define.
5047 (class Output_data_reloc_base): Change base class to
5048 Output_data_reloc_generic. Change add() method to call
5049 bump_relative_reloc_count for a relative reloc. Remove
5051 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5053 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5054 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5056 * layout.h (class Layout): Update declaration.
5058 2010-01-07 Ian Lance Taylor <iant@google.com>
5060 * output.h (class Output_data): Add const version of
5061 output_section and do_output_section.
5062 (class Output_section_data): Add const version of
5064 (class Output_section): Likewise.
5065 * layout.cc (Layout::add_target_dynamic_tags): New function.
5066 * layout.h (class Layout): Update declarations.
5067 * arm.cc (Target_arm::do_finalize_sections): Use
5068 add_target_dynamic_tags.
5069 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5070 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5071 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5072 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5074 2010-01-07 Ian Lance Taylor <iant@google.com>
5077 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5080 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5081 Ian Lance Taylor <iant@google.com>
5084 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5085 Xindex::read_symtab_xindex.
5087 2010-01-07 Doug Kwan <dougkwan@google.com>
5089 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5090 (Insn_template::thumb16_bcond_insn): New method declaration.
5091 (Insn_template): Fix spelling.
5092 (Stub::thumb16_special): New method declaration.
5093 (Stub::do_write): Define virtual method which was previously pure
5095 (Stub::do_thumb16_special): New method declaration.
5096 (Stub::do_fixed_endian_write): New template member.
5097 (Reloc_stub::do_write): Remove.
5098 (Reloc_stub::do_fixed_endian_write): Remove.
5099 (Cortex_a8_stub): New class definition.
5100 (Stub_factory::make_cortex_a8_stub): New method definition.
5101 (Stub_factory::Stub_factory): Add missing static storage class
5102 qualifier for elf32_arm_stub_a8_veneer_blx.
5104 2010-01-07 Ian Lance Taylor <iant@google.com>
5107 * options.h (class General_options): Add --warn-unresolved-symbols
5108 and --error-unresolved-symbols.
5109 * errors.cc (Errors::undefined_symbol): Implement
5110 --warn-unresolved-symbols.
5112 * options.h (class General_options): Add -z text and -z textoff.
5113 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5115 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5117 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5118 (Garbage_collection::cident_sections): New function.
5119 (Garbage_collection::add_cident_section): New function.
5120 (Garbage_collection::cident_sections_): New member.
5121 (gc_process_relocs): Add references to sections whose names are C
5123 * gold.h (cident_section_start_prefix): New constant.
5124 (cident_section_stop_prefix): New constant.
5125 (is_cident): New function.
5126 * layout.cc (Layout::define_section_symbols): Replace string constants
5127 with the newly defined constants.
5128 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5130 * testsuite/Makefile.am: Add gc_orphan_section_test.
5131 * testsuite/Makefile.in: Regenerate.
5132 * testsuite/gc_orphan_section_test.cc: New file.
5133 * testsuite/gc_orphan_section_test.sh: New file.
5135 2010-01-06 Ian Lance Taylor <iant@google.com>
5138 * options.h (class General_options): Add --warn-shared-textrel.
5139 * layout.cc (Layout::finish_dynamic_section): Implement
5140 --warn-shared-textrel.
5143 * options.h (class General_options): Add --warn-multiple-gp.
5145 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5147 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5148 $(THREADSLIB) and $(LIBDL).
5149 * Makefile.in: Rebuild.
5151 2010-01-06 Ian Lance Taylor <iant@google.com>
5154 * options.cc (General_options::parse_section_start): New function.
5155 (General_options::section_start): New function.
5156 (General_options::General_options): Initialize all members.
5157 * options.h: Include <map>
5158 (class General_options): Add --section-start. Add section_starts_
5160 * layout.cc (Layout::attach_allocated_section_to_segment): If
5161 --section-start was used, set the address of the segment. Remove
5162 local sort_sections.
5163 (Layout::relaxation_loop_body): If the address of the load segment
5164 has been set by --section-start, don't use it.
5165 * output.h (Output_segment::update_flags_for_output_section): New
5167 * output.cc (Output_segment::add_output_section): Call
5168 update_flags_for_output_section.
5170 2010-01-05 Ian Lance Taylor <iant@google.com>
5173 * options.h (class General_options): Add --undefined-version.
5174 * script.cc (struct Version_expression): Add was_matched_by_symbol
5176 (Version_script_info::matched_symbol): New function.
5177 (Version_script_info::get_symbol_version_helper): Call
5179 (Version_script_info::check_unmatched_names): New function.
5180 * script.h (class Version_script_info): Update declarations.
5181 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5183 * options.h (class General_options): Use DEFINE_bool_alias for
5184 allow_multiple_definition.
5185 * resolve.cc (Symbol_table::should_override): Don't test
5186 allow_multiple_definition.
5189 * options.h (class General_options): Add --cref.
5190 * main.cc (main): Print cref table if --cref. Don't close mapfile
5191 until after printing cref table.
5192 * cref.cc: Include "symtab.h".
5193 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5194 (Cref_table_compare::operator()): New function.
5195 (Cref_inputs::gather_cref): New function.
5196 (filecol): New static const.
5197 (Cref_inputs::print_cref): New function.
5198 (Cref::print_cref): New function.
5199 * cref.h: Include <cstdio>.
5200 (class Cref): Update declarations.
5201 * mapfile.h (Mapfile::file): New function.
5202 * object.h (class Object): Define Symbols. Declare virtual
5203 do_get_global_symbols.
5204 (Object::get_global_symbols): New function.
5205 * object.cc (Input_objects::add_object): Pass object to cref_ if
5207 (Input_objects::archive_start): Likewise.
5208 (Input_objects::archive_stop): Likewise.
5209 (Input_objects::print_cref): New function.
5210 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5211 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5213 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5215 * plugin.h (class Sized_pluginobj): Update declarations.
5217 2010-01-05 Ian Lance Taylor <iant@google.com>
5219 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5220 to is_default_version. Rename insdef to insdefault.
5221 (Symbol_table::add_from_relobj): Rename def to is_default_version
5222 and local to is_forced_local.
5223 (Symbol_table::add_from_pluginobj): Likewise.
5224 (Symbol_table::add_from_dynobj): Likewise.
5225 (Symbol_table::define_special_symbol): Rename insdef to
5228 2010-01-04 Ian Lance Taylor <iant@google.com>
5231 * options.h (class General_options): Add
5232 --allow-multiple-definition and -z muldefs.
5233 * resolve.cc (Symbol_table::should_override): Don't warn about a
5234 multiple symbol definition if --allow-multiple-definition or -z
5238 * options.h (class General_options): Add --add-needed and
5239 --copy-dt-needed-entries. Tweak --as-needed help entry.
5240 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5241 error if --copy-dt-needed-entries aka --add-needed is used and
5242 would cause a change in behaviour.
5245 * options.h (class General_options): Add -G as a short version of
5246 --shared. Add no-op options -assert, -g, and -i.
5248 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5250 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5251 check for .text or .gnu.linkonce.t sections.
5252 * icf.cc (Icf::find_identical_sections): Ditto.
5253 Change the detection for mangled function name within the section
5255 * icf.h (is_section_foldable_candidate): New function.
5257 2009-12-30 Ian Lance Taylor <iant@google.com>
5260 * options.h (class General_options): Permit two dashes with
5261 --retain-symbols-file.
5263 2009-12-30 Ian Lance Taylor <iant@google.com>
5266 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5267 don't put the file header and segment headers in the text
5271 * common.cc (Sort_commons::operator()): Stabilize sort when both
5273 (Symbol_table::do_allocate_commons_list): When allocating common
5274 symbols, skip a symbol which is no longer common.
5275 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5276 an object before checking its type.
5277 * testsuite/common_test_2.c: New file.
5278 * testsuite/common_test_3.c: New file.
5279 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5280 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5281 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5282 (common_test_2_pic.o, common_test_2.so): New targets.
5283 (common_test_3_pic.o, common_test_3.so): New targets.
5284 * testsuite/Makefile.in: Rebuild.
5287 * script.cc (read_input_script): If we see a new SECTIONS clause,
5288 and we have added an input section, give an error.
5289 * layout.h (class Layout): Add have_added_input_section function.
5290 Add have_added_input_section_ field.
5291 * layout.cc (Layout::Layout): Initialize
5292 have_added_input_section_.
5293 (Layout::layout): Set have_added_input_section_.
5294 (Layout::layout_eh_frame): Likewise.
5296 2009-12-30 Ian Lance Taylor <iant@google.com>
5299 * options.h (class General_options): Add --sort-common option.
5300 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5301 * common.cc (Sort_common): Add sort_order parameter to
5302 constructor. Add sort_order_ field.
5303 (Sort_commons::operator): Check sort_order_.
5304 (Symbol_table::allocate_commons): Determine the sort order.
5305 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5307 (Symbol_table::do_allocate_commons_list): Likewise.
5309 2009-12-30 Ian Lance Taylor <iant@google.com>
5312 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5313 symbols from this object, don't change the visibility of an
5315 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5317 2009-12-30 Ian Lance Taylor <iant@google.com>
5320 * script.h (class Version_script_info): Define Language enum.
5321 Update declarations. Define Glob, Exact, and Lookup types. Add
5322 new fields globals_, locals_, and is_finalized_.
5323 * script.cc: Various formatting fixes.
5324 (class Parser_closure): Change language_stack_ from a vector of
5325 std::string to one of Version_script_info::Language. Adjust all
5327 (class Lazy_demangler): Remove.
5328 (struct Version_expression): Change language from std::string to
5329 Version_script_info::Language.
5330 (Version_script_info::Version_script_info): New function.
5331 (Version_script_info::~Version_script_info): Don't call clear.
5332 (Version_script_info::finalize): New function.
5333 (Version_script_info::build_lookup_tables): New function.
5334 (Version_script_info::build_expression_list_lookup): New
5336 (Version_script_info::get_symbol_version_helper): Rewrite to use
5338 (Version_script_info::print_expression_list): Adjust to use
5339 Version_script_info::Language.
5340 (script_push_lex_into_version_mode): Check that the version script
5341 has not been finalized.
5342 (version_script_push_lang): Change language string to
5343 Version_script_info::Language.
5344 * options.cc (Command_line::version_script): New function.
5345 * options.h (class General_options): Add finalize_dynamic_list
5346 function. Change version_script from declaration to definition.
5347 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5348 * testsuite/version_script.map: Remove duplicate def of foo.
5349 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5351 * testsuite/Makefile.in: Rebuild.
5353 2009-12-30 Ian Lance Taylor <iant@google.com>
5356 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5357 if the input symbol index is 0, make the output symbol index 0.
5359 2009-12-30 Ian Lance Taylor <iant@google.com>
5362 * options.h (class General_options): Add -x/--discard-all.
5363 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5364 --discard-all. If the local symbol needs a dynamic entry, check
5365 that before handling --discard-locals.
5367 2009-12-30 Ian Lance Taylor <iant@google.com>
5370 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5372 (Output_segment::add_output_section): Don't change the flags if
5376 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5377 GNU hash table if they need a dynamic value. Otherwise, don't add
5378 them if they are defined in a dynamic object or are forced local.
5380 2009-12-29 Ian Lance Taylor <iant@google.com>
5383 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5384 .gnu.hash table for a 32-bit target.
5387 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5388 regular and a dynamic object only needs a dynamic symbol table
5389 entry if it is externally visible.
5392 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5393 constructor. Add global_offset_table_ field.
5394 (Target_i386::got_section): Set global_offset_table_.
5395 (Target_i386::do_finalize_sections): Set global_offset_table_
5397 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5398 in constructor. Add global_offset_table_ field.
5399 (Target_x86_64::got_section): Set global_offset_table_.
5400 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5403 * layout.cc (Layout::Layout): Initialize increase_relro_.
5404 (Layout::get_output_section): Add is_relro, is_last_relro, and
5405 is_first_non_relro parameters. Change all callers.
5406 (Layout::choose_output_section): Likewise.
5407 (Layout::add_output_section_data): Likewise.
5408 (Layout::make_output_section): Likewise.
5409 (Layout::set_segment_offsets): Clear increase_relro when using a
5411 * layout.h (class Layout): Add increase_relro method. Add
5412 increase_relro_ field. Update declarations.
5413 * output.cc (Output_section::Output_section): Initialize
5414 is_last_relro_ and is_first_non_relro_.
5415 (Output_segment::add_output_section): Group relro sections is
5416 do_sort is true. Handle is_last_relro and is_first_non_relro.
5417 (Output_segment::maximum_alignment): Remove relro handling.
5418 (Output_segment::set_section_addresses): Add increase_relro
5419 parameter. Change all callers. Add initial alignment to align
5420 relro sections on separate page. Remove old relro handling.
5421 (Output_segment::set_section_list_addresses): Remove in_relro
5422 parameter. Change all callers.
5423 (Output_segment::set_offset): Add increase parameter. Change all
5424 callers. Remove old relro handling.
5425 * output.h (class Output_section): Add new methods: is_last_relro,
5426 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5427 Add is_last_relro_ and is_first_non_relro_ fields.
5428 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5429 Create separate .got.plt section. Call increase_relro.
5430 * x86_64.cc (Target_x86_64::got_section): Likewise.
5431 * testsuite/relro_script_test.t: Add .got.plt.
5434 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5435 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5436 (Layout::finalize): Call set_dynamic_symbol_size.
5437 (Layout::set_dynamic_symbol_size): New function.
5438 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5439 set_dynamic_symbol_size.
5442 * output.h (class Output_section): Add is_entsize_zero_ field.
5443 * output.cc (Output_section::Output_section): Initialize
5445 (Output_section::set_entsize): If two different entsizes are
5446 requested, force it to zero.
5447 (Output_section::add_input_section): Set flags for .debug_str
5448 before updating section flags. Set entsize.
5449 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5450 and SHF_STRING if all input sections have those flags.
5452 2009-12-29 Rafael Espindola <espindola@google.com>
5454 * main.cc (main): Fix the sys time reporting.
5455 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5458 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5460 * options.cc (General_options::parse_version): Allow -v to exit
5461 without an error if there is nothing to link.
5463 2009-12-29 Ian Lance Taylor <iant@google.com>
5465 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5466 using a version of gcc before 4.1.
5467 * configure: Rebuild.
5469 2009-12-28 Chris Demetriou <cgd@google.com>
5471 * attributes.cc (Output_attributes_section_data::do_write): Use
5472 std::vector::front rather than std::vector::data.
5474 2009-12-28 Ian Lance Taylor <iant@google.com>
5476 * symtab.h (class Symbol_table): Add enum Defined.
5477 * resolve.cc (Symbol_table::should_override): Add defined
5478 parameter. Change all callers. Test whether object is NULL
5479 before calling a method on it.
5480 (Symbol_table::report_resolve_problem): Add defined parameter.
5482 (Symbol_table::should_override_with_special): Likewise.
5483 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5484 parameter. Change all callers.
5485 (Symbol_table::do_define_in_output_data): Likewise.
5486 (Symbol_table::define_in_output_segment): Likewise.
5487 (Symbol_table::do_define_in_output_segment): Likewise.
5488 (Symbol_table::define_as_constant): Likewise.
5489 (Symbol_table::do_define_as_constant): Likewise.
5490 * script.h (class Symbol_assignment): Add is_defsym parameter to
5491 constructor; change all callers.
5492 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5493 parameter. Change all callers. Add is_defsym_ field.
5494 (class Parser_closure): Add parsing_defsym parameter to
5495 constructor; change all callers. Add parsing_defsym accessor
5496 function. Add parsing_defsym_ field.
5498 2009-12-28 Ian Lance Taylor <iant@google.com>
5500 * gold.cc (queue_middle_tasks): Fix formatting.
5501 * object.cc (Relobj::is_section_name_included): Likewise.
5503 2009-12-23 Ian Lance Taylor <iant@google.com>
5505 * i386.cc (Target_i386::do_calls_non_split): Recognize
5506 -fsplit-stack prologue for a function with a static chain.
5507 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5508 -fsplit-stack prologue when using %r11.
5510 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5512 * options.cc (General_options::parse_version): Make -v continue and do
5513 the link like GNU ld does.
5515 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5517 * Makefile.am (CCFILES): Add timer.cc.
5518 (HFILES): Add timer.h.
5519 * configure.ac: Check for sysconf and times.
5520 * main.cc: include timer.h.
5521 (main): Use Timer instead of get_run_time.
5524 * workqueue.cc: include timer.h.
5525 (Workqueue::find_and_run_task):
5526 Report user, sys and wall time.
5527 * Makefile.in: Regenerate.
5528 * config.in: Regenerate.
5529 * configure: Regenerate.
5531 2009-12-16 Doug Kwan <dougkwan@google.com>
5533 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5535 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5536 relaxed input sections.
5537 * output.cc (Output_section::find_relaxed_input_section): Change
5538 return type to Output_relaxed_input_section pointer. Adjust code
5539 for new type of relaxed_input_section_map_.
5540 * output.h (Output_section::find_relaxed_input_section): Change
5541 return type to Output_relaxed_input_section pointer.
5542 (Output_section::Output_relaxed_input_section_by_input_section_map):
5544 (Output_section::relaxed_input_section_map_): Change type to
5545 Output_section::Output_relaxed_input_section_by_input_section_map.
5546 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5549 2009-12-15 Ian Lance Taylor <iant@google.com>
5551 * layout.cc (Layout::create_shstrtab): Only write out after input
5552 sections if we are compressing debug sections.
5554 2009-12-15 Ian Lance Taylor <iant@google.com>
5556 * archive.cc (Archive::add_symbols): Only look up a symbol without
5557 a version if there is, in fact, a version.
5559 2009-12-14 Ian Lance Taylor <iant@google.com>
5561 Revert -Wshadow changes, all changes from:
5562 2009-12-11 Doug Kwan <dougkwan@google.com>
5563 2009-12-11 Nick Clifton <nickc@redhat.com>
5564 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5566 2009-12-11 Doug Kwan <dougkwan@google.com>
5568 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5570 * attributes.cc (Object_attribute::size): Ditto.
5571 (Attributes_section_data::size): Ditto.
5572 (Attributes_section_data::Attributes_section_data): Ditto.
5573 (Output_attributes_section_data::do_write): Ditto.
5574 * attributes.h (Object_attribute::set_type): Ditto.
5575 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5577 2009-12-11 Nick Clifton <nickc@redhat.com>
5579 * archive.cc: Fix shadowed variable warnings.
5581 * compressed_output.cc: Likewise.
5582 * compressed_output.h: Likewise.
5583 * configure: Likewise.
5584 * dwarf_reader.cc: Likewise.
5585 * dynobj.cc: Likewise.
5586 * dynobj.h: Likewise.
5587 * ehframe.cc: Likewise.
5588 * ehframe.h: Likewise.
5589 * errors.cc: Likewise.
5590 * expression.cc: Likewise.
5591 * fileread.cc: Likewise.
5592 * fileread.h: Likewise.
5593 * freebsd.h: Likewise.
5594 * i386.cc: Likewise.
5596 * incremental.h: Likewise.
5597 * layout.cc: Likewise.
5598 * layout.h: Likewise.
5599 * mapfile.cc: Likewise.
5600 * merge.cc: Likewise.
5601 * merge.h: Likewise.
5602 * object.cc: Likewise.
5603 * object.h: Likewise.
5604 * options.h: Likewise.
5605 * output.cc: Likewise.
5606 * output.h: Likewise.
5607 * parameters.cc: Likewise.
5608 * plugin.cc: Likewise.
5609 * powerpc.cc: Likewise.
5610 * reduced_debug_output.cc: Likewise.
5611 * reduced_debug_output.h: Likewise.
5612 * reloc.cc: Likewise.
5613 * reloc.h: Likewise.
5614 * resolve.cc: Likewise.
5615 * script-sections.cc: Likewise.
5616 * script.cc: Likewise.
5617 * script.h: Likewise.
5618 * sparc.cc: Likewise.
5619 * symtab.cc: Likewise.
5620 * symtab.h: Likewise.
5621 * target-select.cc: Likewise.
5622 * target-select.h: Likewise.
5623 * token.h: Likewise.
5624 * workqueue.cc: Likewise.
5625 * workqueue.h: Likewise.
5626 * x86_64.cc: Likewise.
5628 2009-12-10 Doug Kwan <dougkwan@google.com>
5630 * arm.cc (attributes.h): New include.
5631 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5632 (Arm_relobj::~Arm_relobj): Delete object pointed by
5633 attributes_section_data_.
5634 (Arm_relobj::attributes_section_data): New method definition.
5635 (Arm_relobj::attributes_section_data_): New data member declaration.
5636 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5637 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5638 attributes_section_data_.
5639 (Arm_dynobj::attributes_section_data): New method definition.
5640 (Arm_dynobj::attributes_section_data_): New data member declaration.
5641 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5642 initialization value of may_use_blx_ to false.
5643 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5644 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5645 object attributes to compute results instead of hard-coding.
5646 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5647 Target_arm::get_secondary_compatible_arch,
5648 Target_arm::set_secondary_compatible_arch
5649 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5650 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5651 New method declarations.
5652 (Target_arm::get_aeabi_object_attribute): New method definition.
5653 (Target_arm::attributes_section_data_): New data member declaration.
5654 (read_arm_attributes_section): New template definition.
5655 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5656 (Arm_dynobj::do_read_symbols): Ditto.
5657 (Target_arm::do_finalize_sections): Merge attributes sections from
5658 input. Check for BLX use after attributes section merging.
5659 Fix __exidx_start and __exidx_end visibility. Create an
5660 .ARM.attributes section if necessary.
5661 (Target_arm::get_secondary_compatible_arch,
5662 Target_arm::set_secondary_compatible_arch,
5663 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5664 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5665 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5666 New method definitions.
5668 2009-12-09 Ian Lance Taylor <iant@google.com>
5670 * plugin.cc (Plugin::load): Don't cast from void* to a function
5673 2009-12-09 Ian Lance Taylor <iant@google.com>
5675 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5678 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5680 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5681 Replace two_file_shared_1.so with two_file_shared_2.so.
5682 * testsuite/Makefile.in: Regenerated.
5684 2009-12-08 Doug Kwan <dougkwan@google.com>
5686 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5687 (HFILES): Add attributes.h and int_encoding.h.
5688 * Makefile.in: Regenerate.
5689 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5690 function definitions to int_encoding.cc
5691 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5692 prototypes to int_encoding.h
5693 * reduced_debug_output.cc (int_encoding.h): New include.
5694 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5695 function definitions to int_encoding.cc
5696 (insert_into_vector, read_from_pointer): Move template definitions to
5698 * attributes.cc: New file.
5699 * attributes.h: New file.
5700 * int_encoding.cc: New file.
5701 * int_encoding.h: New file.
5703 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5706 * incremental-dump.cc (dump_incremental_inputs): New.
5707 (main): Use dump_incremental_inputs.
5709 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5712 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5713 checking elfcpp::STT_FUNC.
5714 (Target_i386::Relocate::relocate): Likewise.
5715 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5717 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5718 symbols from shared libraries into normal FUNC symbols.
5720 * symtab.h (Symbol): Add is_func and use it.
5722 2009-12-05 Doug Kwan <dougkwan@google.com>
5724 * arm.cc (Target_arm::arm_info): Initialize new fields
5725 attributes_section and attributes_vendor.
5726 * i386.cc (Target_i386::i386_info): Same.
5727 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5728 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5729 fields attributes_section and attributes_vendor.
5730 * sparc.cc (Target_sparc::sparc_info): Same.
5731 * target.h (Target::attributes_section, Target::attributes_vendor,
5732 Target::is_attributes_section, Target::attribute_arg_type,
5733 Target::attributes_order): New method definitions.
5734 (Target::Target_info::attributes_section,
5735 Target::Target_info::attributes_vendor): New fields.
5736 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5737 virtual method definitions.
5738 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5739 attributes_section and attributes_vendor.
5740 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5742 2009-12-05 Doug Kwan <dougkwan@google.com>
5744 * arm.cc: Update comments about interworking and stub generation.
5745 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5746 considered as non-PIC.
5747 (Arm_relocate_functions::base_abs): Fix formatting.
5748 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5749 of function to use GOT entry address instead of offset.
5750 (Target_arm::Scan::global): Issue an error if a symbol would need a
5751 PLT does not get one because it is untyped. Remove code to create
5752 dynamic symbols for relative branches.
5753 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5754 takes unsigned integer instead of boolean.
5756 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5758 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5759 (two_file_test_LDADD): Likewise.
5760 (common_test_1_LDADD): Likewise.
5761 (exception_test_LDADD) Likewise.
5762 (weak_test_LDADD): Likewise.
5763 (many_sections_test_LDADD): Likewise.
5764 (initpri1_LDADD): Likewise.
5765 (script_test_1_LDADD): Likewise.
5766 (script_test_2_LDADD): Likewise.
5767 (justsyms_LDADD): Likewise.
5768 (binary_test_LDADD): Likewise.
5769 (large_LDADD): Likewise.
5770 * testsuite/Makefile.in: Regenerated.
5772 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5774 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5775 (Symbol_table::override_with_special): Likewise.
5776 (Symbol_table::add_from_object): Likewise.
5778 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5780 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5781 Don't set the data_offset twice.
5783 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5785 * testsuite/Makefile.in: Regenerate.
5787 2009-12-03 Doug Kwan <dougkwan@google.com>
5789 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5790 (Target_arm::do_finalize_sections): Add parameter for symbol table
5791 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5792 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5793 parameter for symbol table pointer.
5794 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5795 an additional parameter for a pointer to symbol table.
5796 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5797 parameter for a symbol table pointer.
5798 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5799 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5801 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5802 parameter for a symbol table pointer.
5804 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5806 * incremental.cc (Incremental_inputs_header)
5807 (Incremental_inputs_header_write, Incremental_inputs_entry)
5808 (Incremental_inputs_entry_write): Move ...
5809 * incremental.h (Incremental_inputs_header)
5810 (Incremental_inputs_header_write, Incremental_inputs_entry)
5811 (Incremental_inputs_entry_write): here.
5813 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5815 * incremental.cc (make_sized_incremental_binary): Set the target.
5816 Error if it is incompatible.
5817 * output.h (Output_file): Add filename method.
5819 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5821 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5822 from the get_* methods.
5824 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5826 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5827 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5828 Write 0 for the data_offset of scripts.
5830 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5832 * testsuite/Makefile.am: Add the incremental_test.sh test.
5833 * testsuite/incremental_test.sh: New.
5834 * testsuite/incremental_test_1.c: New.
5835 * testsuite/incremental_test_2.c: New.
5837 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5839 * incremental-dump.cc (main): Fix typos.
5841 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5844 * incremental-dump.cc (main): Use llu to print 64 bit values.
5846 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5847 H.J. Lu <hongjiu.lu@intel.com>
5849 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5851 (incremental_dump_LDADD): Likewise.
5852 * Makefile.in: Regenerated.
5854 2009-11-25 Doug Kwan <dougkwan@google.com>
5858 2009-11-25 Doug Kwan <dougkwan@google.com>
5860 * arm.cc (Target_arm::Target_arm): Move method definition
5861 outside of class definition. Add code to handle
5862 --target1-rel, --target1-abs and --target2= options.
5863 (Target_arm::get_reloc_reloc_type): Change method to be
5864 non-static and const.
5865 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5866 New data member declaration.
5867 (Target_arm::Scan::local, Target_arm::Scan::global,
5868 Target_arm::Relocate::relocate,
5869 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5870 Adjust call to Target_arm::get_real_reloc_type.
5871 (Target_arm::get_real_reloc_type): Use command line options
5872 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5873 * options.h (--target1-rel, --target1-abs, --target2): New
5876 2009-11-25 Doug Kwan <dougkwan@google.com>
5878 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5879 class definition. Add code to handle --target1-rel, --target1-abs
5880 and --target2= options.
5881 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5883 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5885 (Target_arm::Scan::local, Target_arm::Scan::global,
5886 Target_arm::Relocate::relocate,
5887 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5888 call to Target_arm::get_real_reloc_type.
5889 (Target_arm::get_real_reloc_type): Use command line options to
5890 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5891 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5894 2009-11-25 Doug Kwan <dougkwan@google.com>
5896 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5897 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5898 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5900 (Arm_relocate_functions::thm_call): Replace body with a call to
5901 Arm_relocate_functions::thumb_branch_common.
5902 (Arm_relocate_functions::thm_jump24,
5903 Arm_relocate_functions::thm_xpc22): New method definitions.
5904 (Arm_relocate_functions::thumb_branch_common): New method definition.
5905 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5907 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5908 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5910 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5912 * Makefile.am: Build incremental-dump
5913 * Makefile.in: Regenerate.
5914 * incremental-dump.cc: New.
5915 * incremental.cc (Incremental_inputs_header_data,
5916 Incremental_inputs_entry_data): Move to incremental.h
5917 * incremental.h: (Incremental_inputs_header_data,
5918 Incremental_inputs_entry_data): Move from incremental.cc
5920 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5922 * incremental.cc (Incremental_inputs_header,
5923 Incremental_inputs_header_write, Incremental_inputs_entry,
5924 Incremental_inputs_entry_write): Add a typedef with the data type.
5926 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5928 * incremental.cc (Incremental_inputs_header,
5929 Incremental_inputs_header_write, Incremental_inputs_entry,
5930 Incremental_inputs_entry_write): Update comment about which
5931 type has the filed descriptions.
5933 2009-11-15 Doug Kwan <dougkwan@google.com>
5935 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5936 (Arm_relocate_functions::arm_branch_common): Change method defintion
5937 in class definition to a method declaration and update list of formal
5939 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5940 Arm_relocation_functions::jump24): Adjust call to
5941 Arm_relocate_functions::arm_branch_common. Update list of formal
5943 (Arm_relocate_functions::xpc25): New method definition.
5944 (Arm_relocate_functions::arm_branch_common): Move method defintion
5945 out from class definition. Use stubs for mode-switching and extending
5947 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5948 specially. Change code to enable use of stubs in ARM branches.
5950 2009-11-10 Doug Kwan <dougkwan@google.com>
5952 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5953 in method declaration.
5954 (Target_arm::relocate_stub): New method declaration.
5955 (Target_arm::default_target): Change to return a pointer instead of
5957 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5958 Target_arm::default_target.
5959 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5961 (Target_arm::relocate_section): Adjust view.
5962 (Target_arm::relocate_stub): New method definition.
5964 2009-11-10 Doug Kwan <dougkwan@google.com>
5966 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5968 * incremental.cc (open_incremental_binary): Initialized local
5969 variables to avoid warnings.
5970 * object.cc (make_elf_object): Ditto.
5971 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5974 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5977 * testsuite/plugin_test.c: Include "config.h".
5979 2009-11-09 Doug Kwan <dougkwan@google.com>
5981 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5982 (arm_symbol_value): Remove.
5983 (Arm_relocate_functions::arm_branch_common,
5984 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5985 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5986 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5987 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5988 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5989 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5990 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5991 Arm_relocate_functions::thm_mobw_abs_nc,
5992 Arm_relocate_functions::thm_mov_abs,
5993 Arm_relocate_functions::movw_prel_nc,
5994 Arm_relocate_functions::thm_movt_abs,
5995 Arm_relocate_functions::movt_prel,
5996 Arm_relocate_functions::thm_movw_prel_nc,
5997 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5998 (Target_arm::Relocate::relocate): Only decompose address into two
5999 parts if relocation type uses the thumb-bit and pass the actual
6000 bit instead of a flag indicating that the thumb-bit is used. Adjust
6001 calls to methods in Arm_relocate_functions for this change.
6003 2009-11-08 Ian Lance Taylor <iant@google.com>
6006 * reloc.cc: Instantiate
6007 Sized_relobj::initialize_input_to_output_maps and
6008 Sized_relobj:free_input_to_output_maps.
6010 2009-11-06 Ian Lance Taylor <iant@google.com>
6013 * defstd.cc (in_segment): Set only_if_ref true for "end".
6015 2009-11-06 Doug Kwan <dougkwan@google.com>
6017 * arm.cc (class Reloc_stub): Correct a comment.
6018 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6019 (Target_arm::scan_section_for_stubs): New method declaration.
6020 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6021 Change methods from private to protected.
6022 (Target_arm::do_may_relax): New method definition.
6023 (Target_arm::do_relax, Target_arm::group_sections,
6024 Target_arm::scan_reloc_for_stub,
6025 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6026 (Target_arm::arm_input_section_map_): New data member declaration.
6027 (Target_arm::scan_reloc_for_stub,
6028 Target_arm::scan_reloc_section_for_stubs,
6029 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6030 Target_arm::do_relax): New method definitions.
6032 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6034 * configure.ac: Check for (struct stat)::st_mtim
6035 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6036 * config.in: Regenerate.
6037 * configure: Regenerate.
6039 2009-11-05 Ian Lance Taylor <iant@google.com>
6042 * output.cc (Output_segment::add_output_section): Add missing
6045 2009-11-04 Ian Lance Taylor <iant@google.com>
6048 * object.h (class Object): Add is_needed and set_is_needed
6049 methods. Add is_needed_ field. Make bool fields into bitfields.
6050 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6051 defined in a dynamic object and referenced by a regular object,
6052 set is_needed for the dynamic object.
6053 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6054 if the file is marked with as_needed and it is not needed.
6056 2009-11-04 Ian Lance Taylor <iant@google.com>
6059 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6060 tags if data is discarded by linker script.
6061 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6062 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6063 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6064 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6066 2009-11-04 Ian Lance Taylor <iant@google.com>
6068 * layout.cc (Layout::get_output_section): Add is_interp and
6069 is_dynamic_linker_section parameters. Change all callers.
6070 (Layout::choose_output_section): Likewise.
6071 (Layout::make_output_section): Likewise.
6072 (Layout::add_output_section_data): Add is_dynamic_linker_section
6073 parameter. Change all callers.
6074 * layout.h (class Layout): Update declarations.
6075 * output.h (class Output_section): Add is_interp, set_is_interp,
6076 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6077 Add is_interp_, is_dynamic_linker_section_ fields. Change
6078 generate_code_fills_at_write_ to a bitfield.
6079 * output.cc (Output_section::Output_sections): Initialize new
6081 (Output_segment::add_output_section): Add do_sort parameter.
6084 2009-11-03 Ian Lance Taylor <iant@google.com>
6087 * options.h (class General_options): Add --warn-common.
6088 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6089 merging two common symbols.
6090 (Symbol_table::should_override): Handle --warn-common when merging
6091 a common symbol with a defined symbol. Use report_resolve_problem
6092 for multiple definitions.
6093 (Symbol_table::report_resolve_problem): New function.
6094 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6096 2009-11-03 Doug Kwan <dougkwan@google.com>
6098 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6100 (Target_arm::stub_factory): New method definition.
6101 (Target_arm::new_arm_input_section,
6102 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6103 Target_arm::reloc_uses_thumb_bit): New method declarations.
6104 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6105 New type definitions.
6106 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6107 member declarations.
6108 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6109 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6110 New method definitions.
6112 2009-11-03 Ian Lance Taylor <iant@google.com>
6114 * options.h (class General_options): Add --warn_constructors.
6116 2009-11-03 Ian Lance Taylor <iant@google.com>
6119 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6120 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6122 2009-11-03 Ian Lance Taylor <iant@google.com>
6125 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6126 --msgid-bugs-address.
6127 (install-pdf): New target.
6128 (install-data_yes): Look up one directory to find mkinstalldirs.
6130 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6132 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6135 2009-10-30 Doug Kwan <dougkwan@google.com>
6137 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6139 2009-10-30 Doug Kwan <dougkwan@google.com>
6141 * arm.cc (Stub_addend_reader): New struct template definition
6142 and partial specializations.
6143 (Stub_addend_reader::operator()): New method definition for a
6144 partially specialized template.
6146 2009-10-30 Doug Kwan <dougkwan@google.com>
6148 * arm.cc (Arm_relobj::processor_specific_flags): New method
6150 (Arm_relobj::do_read_symbols): New method declaration.
6151 (Arm_relobj::processor_specific_flags_): New data member declaration.
6152 (Arm_dynobj): New class definition.
6153 (Target_arm::do_finalize_sections): Add input_objects parameter.
6154 (Target_arm::do_adjust_elf_header): New method declaration.
6155 (Target_arm::are_eabi_versions_compatible,
6156 (Target_arm::merge_processor_specific_flags): New method declaration.
6157 (Target_arm::do_make_elf_object): New overloaded method definitions
6159 (Arm_relobj::do_read_symbols): New method definition.
6160 (Arm_dynobj::do_read_symbols): Ditto.
6161 (Target_arm::do_finalize_sections): Add input_objects parameters.
6162 Merge processor-specific flags from all input objects.
6163 (Target_arm::are_eabi_versions_compatible,
6164 Target_arm::merge_processor_specific_flags,
6165 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6166 New method definitions.
6167 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6168 Input_objects pointer type parameter.
6169 * layout.cc (Layout::finalize): Pass input objects to target's.
6170 finalize_sections function.
6171 * output.cc (Output_file_header::do_sized_write): Set ELF file
6172 header's processor-specific flags.
6173 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6174 Input_objects pointer type parameter.
6175 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6176 * target.h (Input_objects): New forward class declaration.
6177 (Target::processor_specific_flags,
6178 Target::are_processor_specific_flags_sect): New method definitions.
6179 (Target::finalize_sections): Add input_objects parameter.
6180 (Target::Target): Initialize processor_specific_flags_ and
6181 are_processor_specific_flags_set_.
6182 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6184 (Target::set_processor_specific_flags): New method definition.
6185 (Target::processor_specific_flags_,
6186 Target::are_processor_specific_flags_set_): New data member
6188 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6189 Input_objects pointer type parameter.
6191 2009-10-30 Doug Kwan <dougkwan@google.com>
6193 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6195 2009-10-28 Ian Lance Taylor <iant@google.com>
6197 * object.h (class Relobj): Drop options parameter from
6198 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6199 do_scan_relocs, do_relocate. Change all callers.
6200 (class Sized_relobj): Drop options parameters from
6201 do_gc_process_relocs, do_scan_relocs, do_relocate,
6202 do_relocate_sections, relocate_sections, emit_relocs_scan,
6203 emit_relocs_scan_reltype. Change all callers.
6204 (struct Relocate_info): Remove options field and all references to
6206 * reloc.h (class Read_relocs): Remove options constructor
6207 parameter and options_ field. Change all callers.
6208 (class Gc_process_relocs, class Scan_relocs): Likewise.
6209 (class Relocate_task): Likewise.
6210 * target-reloc.h (scan_relocs): Remove options parameter. Change
6212 (scan_relocatable_relocs): Likewise.
6213 * target.h (class Sized_target): Remove options parameter from
6214 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6216 * gc.h (gc_process_relocs): Remove options parameter. Change all
6218 * arm.cc: Update functions to remove options parameters.
6219 * i386.cc: Likewise.
6220 * powerpc.cc: Likewise.
6221 * sparc.cc: Likewise.
6222 * x86_64.cc: Likewise.
6223 * testsuite/testfile.cc: Likewise.
6225 2009-10-28 Doug Kwan <dougkwan@google.com>
6227 * arm.cc (Arm_relobj): New class definition.
6228 (Arm_relobj::scan_sections_for_stubs,
6229 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6230 New method definitions.
6232 2009-10-28 Cary Coutant <ccoutant@google.com>
6234 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6235 (Plugin::cleanup_done_): New member.
6236 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6237 (Plugin_manager::cleanup_done_): Remove.
6238 (Plugin_manager::add_input_file): Edit error message.
6239 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6240 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6242 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6244 * fileread.cc: (File_read::View::~View): Use the new
6245 data_ownership_ filed.
6246 (File_read::~File_read): Dispose the new whole_file_view_.
6247 (File_read::open): Mmap the whole file if needed.
6248 (File_read::open): Use whole_file_view_ instead of contents_.
6249 (File_read::find_view): Use whole_file_view_ if applicable.
6250 (File_read::do_read): Use whole_file_view_ instead of contents_.
6251 (File_read::make_view): Use whole_file_view_ instead of contents_,
6252 update File_read::View::View call.
6253 (File_read::find_or_make_view): Update File_read::View::View
6255 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6257 (File_read::View::Data_ownership): New enum.
6258 (File_read::View::View): Replace bool mapped_ with Data_ownership
6260 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6261 (File_read::View::data_ownership_): New field.
6262 (File_read::contents_): Remove (replaced by whole_file_view_).
6263 (File_read::whole_file_view_): New field.
6264 * options.h (class General_options): Add --keep-files-mapped.
6266 2009-10-27 Cary Coutant <ccoutant@google.com>
6268 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6269 * testsuite/Makefile.am (plugin_test_5): New test case.
6270 * testsuite/Makefile.in: Regenerate.
6272 2009-10-25 Doug Kwan <dougkwan@google.com>
6274 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6275 from private to protected to allow access by child class.
6276 (Sized_relobj::do_relocate_sections): New method declaration.
6277 (Sized_relobj::relocate_sections): Virtualize.
6278 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6279 Sized_relobj::relocate_sections. Instantiate template explicitly
6280 for different target sizes and endianity.
6282 2009-10-24 Doug Kwan <dougkwan@google.com>
6284 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6285 (Arm_input_section::as_arm_input_section): New method.
6286 (Arm_output_section): New class definition.
6287 (Arm_output_section::create_stub_group,
6288 Arm_output_section::group_sections): New method definitions.
6290 2009-10-22 Doug Kwan <dougkwan@google.com>
6292 * arm.cc (Arm_input_section): New class definition.
6293 (Arm_input_section::init, Arm_input_section:do_write,
6294 Arm_input_section::set_final_data_size,
6295 Arm_input_section::do_reset_address_and_file_offset): New method
6298 2009-10-21 Doug Kwan <dougkwan@google.com>
6300 * arm.cc (Stub_table, Arm_input_section): New forward class
6302 (Stub_table): New class defintion.
6303 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6304 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6305 New method definition.
6307 2009-10-21 Doug Kwan <dougkwan@google.com>
6309 * arm.cc: Update copyright comments.
6310 (Target_arm): New forward class template declaration.
6311 (Arm_address): New type.
6312 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6313 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6314 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6316 (Insn_template): Same.
6317 (DEF_STUBS): New macro.
6318 (Stub_type): New enum type.
6319 (Stub_template): New class definition.
6322 (Stub_factory): Same.
6323 (Target_arm::Target_arm): Initialize may_use_blx_ and
6324 should_force_pic_veneer_.
6325 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6326 Target_arm::should_force_pic_veneer,
6327 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6328 Target_arm::using_thumb_only, Target_arm:;default_target): New
6330 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6331 New data member declarations.
6332 (Insn_template::size, Insn_template::alignment): New method defintions.
6333 (Stub_template::Stub_template): New method definition.
6334 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6335 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6336 (Stub_factory::Stub_factory): New method definition.
6337 * gold.h (string_hash): New template.
6338 * output.h (Input_section_specifier::hash_value): Use
6340 (Input_section_specifier::string_hash): Remove.
6341 * stringpool.cc (Stringpool_template::string_hash): Use
6344 2009-10-20 Doug Kwan <dougkwan@google.com>
6346 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6347 symbols of relaxed input sections.
6348 * output.h (Output_section::find_relaxed_input_section): Make
6351 2009-10-16 Doug Kwan <dougkwan@google.com>
6353 * dynobj.cc (Versions::Versions): Initialize version_script_.
6354 Only insert base version symbol definition for a shared object
6355 if version script defines any version versions.
6356 (Versions::define_base_version): New method definition.
6357 (Versions::add_def): Check that base version is not needed.
6358 (Versions::add_need): Define base version lazily.
6359 * dynobj.h (Versions::define_base_version): New method declaration.
6360 (Versions::needs_base_version_): New data member declaration.
6361 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6362 (check_DATA): Add no_version_test.stdout.
6363 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6365 * testsuite/Makefile.in: Regenerate.
6366 * testsuite/no_version_test.c: New file.
6367 * testsuite/no_version_test.sh: Ditto.
6369 2009-10-16 Doug Kwan <dougkwan@google.com>
6371 * expression.cc (class Segment_start_expression): New class definition.
6372 (Segment_start_expression::value): New method definition.
6373 (script_exp_function_segment_start): Return a new
6374 Segment_start_expression.
6375 * gold/script-c.h (script_saw_segment_start_expression): New function
6377 * script-sections.cc (Script_sections::Script_sections): Initialize
6378 SAW_SEGMENT_START_EXPRESSION_ to false.
6379 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6380 and -Tbbs options to specify section addresses if given in
6381 command line and no SEGMENT_START expression is seen in a script.
6382 * script-sections.h (Script_sections::saw_segment_start_expression,
6383 Script_sections::set_saw_segment_start_expression): New method
6385 (Script_sections::saw_segment_start_expression_): New data member
6387 * script.cc (script_saw_segment_start_expression): New function.
6388 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6389 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6390 script_test_7.sh and script_test_8.sh.
6391 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6392 script_test_8.stdout.
6393 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6394 (script_test_6, script_test_6.stdout, script_test_7,
6395 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6396 * Makefile.in: Regenerate.
6397 * testsuite/script_test_6.sh: New file.
6398 * testsuite/script_test_6.t: Same.
6399 * testsuite/script_test_7.sh: Same.
6400 * testsuite/script_test_7.t: Same.
6401 * testsuite/script_test_8.sh: Same.
6403 2009-10-16 Doug Kwan <dougkwan@google.com>
6405 * output.cc (Output_segment::set_section_list_address): Cast
6406 expressions to unsigned long long type to avoid format warnings.
6408 2009-10-15 Ian Lance Taylor <iant@google.com>
6410 * script.cc (Script_options::add_symbol_assignment): Always add a
6411 dot assignment to script_sections_.
6412 * script-sections.cc (Script_sections::add_dot_assignment):
6413 Initialize if necessary.
6415 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6416 program headers with no load segment if there is a linker script.
6418 * layout.cc (Layout::set_segment_offsets): Align the file offset
6419 to the segment aligment for -N or -n with no load segment.
6420 * output.cc (Output_segment::add_output_section): Don't crash if
6421 the first section is a TLS section.
6422 (Output_segment::set_section_list_addresses): Print an error
6423 message if the address moves backward in a linker script.
6424 * script-sections.cc
6425 (Output_section_element_input::set_section_addresses): Don't
6426 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6427 (Orphan_output_section::set_section_addresses): Likewise.
6429 2009-10-15 Doug Kwan <dougkwan@google.com>
6431 * layout.cc (Layout::finish_dynamic_section): Generate tags
6432 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6433 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6434 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6436 2009-10-14 Ian Lance Taylor <iant@google.com>
6438 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6440 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6441 data_shdr fields of relinfo.
6442 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6443 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6444 R_386_TLS_LDO_32, adjust based on section flags.
6445 (Target_i386::Relocate::fix_up_ldo): Remove.
6447 2009-10-13 Ian Lance Taylor <iant@google.com>
6449 Add support for -pie.
6450 * options.h (class General_options): Add -pie and
6452 (General_options::output_is_position_independent): Test -pie.
6453 (General_options::output_is_executable): Return true if not shared
6454 and not relocatable.
6455 (General_options::output_is_pie): Remove.
6456 * options.cc (General_options::finalize): Reject incompatible uses
6458 * gold.cc (queue_middle_tasks): A -pie link is not static.
6459 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6460 * symtab.cc (Symbol::final_value_is_known): Return false if
6461 output_is_position_independent.
6462 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6463 output_is_position_independent.
6464 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6465 output_is_position_independent.
6466 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6467 output_is_position_independent.
6468 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6470 (basic_pie_test.o, basic_pie_test): New targets.
6471 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6472 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6473 (two_file_pie_test): New target.
6474 * testsuite/Makefile.in: Rebuild.
6475 * README: Remove note saying that -pie is not supported.
6477 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6479 * options.h (class General_options): Add -init and -fini.
6480 * layout.cc (Layout::finish_dynamic_section): Emit
6481 given init and fini functions.
6483 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6485 * gc.h (gc_process_relocs): Check if icf is enabled using new
6487 * gold.cc (queue_initial_tasks): Likewise.
6488 (queue_middle_tasks): Likewise.
6489 * object.cc (do_layout): Likewise.
6490 * symtab.cc (is_section_folded): Likewise.
6491 * main.cc (main): Likewise.
6492 * reloc.cc (Read_relocs::run): Likewise.
6493 (Sized_relobj::do_scan_relocs): Likewise.
6494 * icf.cc (is_function_ctor_or_dtor): New function.
6495 (Icf::find_identical_sections): Check if function is ctor or dtor when
6497 * options.h (General_options::icf): Change option to be an enum.
6498 (Icf_status): New enum.
6499 (icf_enabled): New method.
6500 (icf_safe_folding): New method.
6501 (set_icf_status): New method.
6502 (icf_status_): New variable.
6503 * (options.cc) (General_options::finalize): Set icf_status_.
6504 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6505 icf_test and icf_keep_unique_test to use the --icf enum flag.
6506 * testsuite/icf_safe_test.sh: New file.
6507 * testsuite/icf_safe_test.cc: New file.
6509 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6511 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6512 includes to gc.h and icf.h.
6513 * arm.cc: Include gc.h.
6514 * gold.cc: Likewise.
6515 * i386.cc: Likewise.
6516 * powerpc.cc: Likewise.
6517 * sparc.cc: Likewise.
6518 * x86_64.cc: Likewise.
6519 * gc.h: Include icf.h.
6521 2009-10-11 Ian Lance Taylor <iant@google.com>
6523 * plugin.cc: Include "gold.h" before other header files.
6525 2009-10-10 Chris Demetriou <cgd@google.com>
6527 * options.h (Input_file_argument::Input_file_type): New enum.
6528 (Input_file_argument::is_lib_): Replace with...
6529 (Input_file_argument::type_): New member.
6530 (Input_file_argument::Input_file_argument): Take Input_file_type
6531 'type' rather than boolean 'is_lib' as second argument.
6532 (Input_file_argument::is_lib): Use type_.
6533 (Input_file_argument::is_searched_file): New function.
6534 (Input_file_argument::may_need_search): Handle is_searched_file.
6535 * options.cc (General_options::parse_library): Support -l:filename.
6536 (General_options::parse_just_symbols): Update for Input_file_argument
6538 (Command_line::process): Likewise.
6539 * archive.cc (Archive::get_file_and_offset): Likewise.
6540 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6541 * script.cc (read_script_file, script_add_file): Likewise.
6542 * fileread.cc (Input_file::Input_file): Likewise.
6543 (Input_file::will_search_for): Handle is_searched_file.
6544 (Input_file::open): Likewise.
6545 * readsyms.cc (Read_symbols::get_name): Likewise.
6546 * testsuite/Makefile.am (searched_file_test): New test.
6547 * testsuite/Makefile.in: Regenerate.
6548 * testsuite/searched_file_test.cc: New file.
6549 * testsuite/searched_file_test_lib.cc: New file.
6551 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6552 Ian Lance Taylor <iant@google.com>
6554 * descriptor.cc: Include <cstdio> and "binary-io.h".
6555 (Descriptors::open): Open the files in binary mode always.
6556 * script.cc (Lex::get_token): Treat \r as whitespace.
6558 2009-10-09 Ian Lance Taylor <iant@google.com>
6560 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6562 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6563 Ian Lance Taylor <iant@google.com>
6565 * configure.ac: Check for readv function also.
6566 * fileread.cc (readv): Define if not HAVE_READV.
6567 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6569 * config.in: Regenerate.
6570 * configure: Regenerate.
6572 2009-10-09 Doug Kwan <dougkwan@google.com>
6574 * layout.cc (Layout::make_output_section): Call target hook to make
6575 ordinary output section.
6576 (Layout::finalize): Adjust parameter list of call the
6577 Target::may_relax().
6578 * layout.h (class Layout::section_list): New method.
6579 * merge.h (Output_merge_base::entsize): Change visibility to public.
6580 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6582 (Output_merge_string::do_is_string): New method.
6583 * object.cc (Sized_relobj::do_setup): renamed from
6584 Sized_relobj::set_up.
6585 * object.h (Sized_relobj::adjust_shndx,
6586 Sized_relobj::initializ_input_to_output_maps,
6587 Sized_relobj::free_input_to_output_maps): Change visibilities to
6589 (Sized_relobj::setup): Virtualize.
6590 (Sized_relobj::do_setup): New method declaration.
6591 (Sized_relobj::invalidate_section_offset,
6592 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6593 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6594 * options.cc (parse_int): New function.
6595 * options.h (parse_int): New declaration.
6596 (DEFINE_int): New macro.
6597 (stub_group_size): New option.
6598 * output.cc (Output_section::Output_section): Initialize memebers
6599 merge_section_map_, merge_section_by_properties_map_,
6600 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6601 (Output_section::add_input_section): Handled deferred code-fill
6602 generation and remove an old comment.
6603 (Output_section::add_relaxed_input_section): New method definition.
6604 (Output_section::add_merge_input_section): Use merge section by
6605 properties map to speed to search. Update merge section maps
6607 (Output_section::build_relaxation_map): New method definition.
6608 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6610 (Output_section::relax_input_section): Renamed to
6611 Output_section::convert_input_sections_to_relaxed_sections and change
6612 interface to take a vector of pointers to relaxed sections.
6613 (Output_section::find_merge_section,
6614 Output_section::find_relaxed_input_section): New method definitions.
6615 (Output_section::is_input_address_mapped,
6616 Output_section::output_offset, Output_section::output_address):
6617 Use output section data maps to speed up searching.
6618 (Output_section::find_starting_output_address): Add comments.
6619 (Output_section::do_write,
6620 Output_section::write_to_postprocessing_buffer): Do code-fill
6621 generation as appropriate.
6622 (Output_section::get_input_sections): Invalidate relaxed input section
6624 (Output_section::restore_states): Adjust type of checkpoint .
6625 Invalidate relaxed input section map.
6626 * output.h (Output_merge_base): New class declaration.
6627 (Input_section_specifier): New class defintion.
6628 (class Output_relaxed_input_section) Change base class to
6629 Output_section_data_build.
6630 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6631 base class initializer.
6632 (Output_section::add_relaxed_input_section): New method declaration.
6633 (Output_section::Input_section): Change visibility to protected.
6634 (Output_section::Input_section::relobj,
6635 Output_section::Input_section::shndx): Handle relaxed input sections.
6636 Output_section::input_sections) Change visibility to protected. Also
6637 define overload to return a non-const pointer.
6638 (Output_section::Merge_section_properties): New class defintion.
6639 (Output_section::Merge_section_by_properties_map,
6640 Output_section::Output_section_data_by_input_section_map,
6641 Output_section::Relaxation_map): New types.
6642 (Output_section::relax_input_section): Rename method to
6643 Output_section::convert_input_sections_to_relaxed_sections and change
6644 interface to take a vector of relaxed section pointers.
6645 (Output_section::find_merge_section,
6646 Output_section::find_relaxed_input_section,
6647 Output_section::build_relaxation_map,
6648 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6649 New method declarations.
6650 (Output_section::merge_section_map_
6651 Output_section::merge_section_by_properties_map_,
6652 Output_section::relaxed_input_section_map_,
6653 Output_section::is_relaxed_input_section_map_valid_,
6654 Output_section::generate_code_fills_at_write_): New data members.
6655 * script-sections.cc
6656 (Output_section_element_input::set_section_addresses): Call
6657 current_data_size and addralign methods of relaxed input sections.
6658 (Orphan_output_section::set_section_addresses): Call current_data_size
6659 and addralign methods of relaxed input sections.
6660 * symtab.cc (Symbol_table::compute_final_value): Extract template
6661 from the body of Symbol_table::sized_finalize_symbol.
6662 (Symbol_table::sized_finalized_symbol): Call
6663 Symbol_table::compute_final_value.
6664 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6665 (Symbol_table::compute_final_value): New templated method declaration.
6666 * target.cc (Target::do_make_output_section): New method defintion.
6667 * target.h (Target::make_output_section): New method declaration.
6668 (Target::relax): Add more parameters for input objects, symbol table
6669 and layout. Adjust call to do_relax.
6670 (Target::do_make_output_section): New method declaration.
6671 (Target::do_relax): Add parameters for input objects, symbol table
6674 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6676 * pread.c: Include stdio.h.
6678 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6680 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6683 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6685 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6686 Change read_shndx type to unsigned int.
6687 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6689 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6690 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6691 Change read_shndx type to unsigned int.
6692 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6694 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6695 * layout.cc (Layout::create_symtab_sections): Cast the result of
6696 local_symcount * symsize to off_t in the gold_assert.
6698 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6700 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6701 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6703 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6704 (Arm_relocate_functions::thm_abs5): New function.
6705 (Arm_relocate_functions::abs12): New function.
6706 (Arm_relocate_functions::abs16): New function.
6707 (Arm_relocate_functions::base_abs): New function.
6708 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6709 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6710 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6712 (Scan::global): Likewise.
6713 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6714 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6715 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6716 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6719 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6721 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6722 (Arm_relocate_functions::movt_prel): New function.
6723 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6724 (Arm_relocate_functions::thm_movt_prel): New function.
6725 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6726 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6727 (Scan::global, Relocate::relocate): Likewise.
6728 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6730 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6732 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6733 Incremental_checker.
6734 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6736 (class Incremental_inputs_header): New class.
6737 (Incremental_inputs_header_writer): Edit comment.
6738 (Incremental_inputs_entry): New class.
6739 (Incremental_inputs_entry_writer): Edit comment.
6740 (Sized_incremental_binary::do_find_incremental_inputs_section):
6741 Add *strtab_shndx parameter, fill it.
6742 (Sized_incremental_binary::do_check_inputs): New method.
6743 (Incremental_checker::can_incrementally_link_output_file): Use
6744 Sized_incremental_binary::check_inputs.
6745 (Incremental_inputs::report_command_line): Save command line in
6748 (Incremental_binary::find_incremental_inputs_section): New
6750 (Incremental_binary::do_find_incremental_inputs_section): Add
6751 strtab_shndx parameter.
6752 (Incremental_binary::do_check_inputs): New pure virtual method.
6753 (Sized_incremental_binary::do_check_inputs): Declare.
6754 (Incremental_checker::Incremental_checker): Add incremental_inputs
6755 parameter, use it to initialize incremental_inputs_.
6756 (Incremental_checker::incremental_inputs_): New field.
6757 (Incremental_checker::command_line): New method.
6758 (Incremental_checker::inputs): New method.
6759 (Incremental_checker::command_line_): New field.
6761 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6763 * incremental.cc: Include <cstdarg> and "target-select.h".
6764 (vexplain_no_incremental): New function.
6765 (explain_no_incremental): New function.
6766 (Incremental_binary::error): New method.
6767 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6769 (make_sized_incremental_binary): New function.
6770 (open_incremental_binary): New function.
6771 (can_incrementally_link_file): Add checks if output is ELF and has
6773 * incremental.h: Include "elfcpp_file.h" and "output.h".
6774 (Incremental_binary): New class.
6775 (Sized_incremental_binary): New class.
6776 (open_incremental_binary): Declare.
6777 * object.cc (is_elf_object): Use
6778 elfcpp::Elf_recognizer::is_elf_file.
6779 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6780 * output.h (Output_file::filesize): New method.
6782 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6784 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6786 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6787 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6789 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6791 (Arm_relocate_functions::movw_abs_nc): New function.
6792 (Arm_relocate_functions::movt_abs): New function.
6793 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6794 (Arm_relocate_functions::thm_movt_abs): New function.
6795 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6796 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6797 (Scan::global): Likewise.
6798 (Relocate::relocate): Likewise.
6799 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6801 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6803 * arm.cc (Arm_relocate_functions::got_prel) New function.
6804 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6805 (Relocate::relocate): Likewise.
6806 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6808 2009-10-06 Ian Lance Taylor <iant@google.com>
6810 * options.h (class General_options): Define
6811 split_stack_adjust_size parameter.
6812 * object.h (class Object): Add uses_split_stack_ and
6813 has_no_split_stack_ fields. Add uses_split_stack and
6814 has_no_split_stack accessor functions. Declare
6815 handle_split_stack_section.
6816 (class Reloc_symbol_changes): Define.
6817 (class Sized_relobj): Define Function_offsets. Declare
6818 split_stack_adjust, split_stack_adjust_reltype, and
6820 * object.cc (Object::handle_split_stack_section): New function.
6821 (Sized_relobj::do_layout): Call handle_split_stack_section.
6822 * dynobj.cc (Sized_dynobj::do_layout): Call
6823 handle_split_stack_section.
6824 * reloc.cc (Sized_relobj::relocate_sections): Call
6825 split_stack_adjust for executable sections in split_stack
6826 objects. Pass reloc_map to relocate_section.
6827 (Sized_relobj::split_stack_adjust): New function.
6828 (Sized_relobj::split_stack_adjust_reltype): New function.
6829 (Sized_relobj::find_functions): New function.
6830 * target-reloc.h: Include "object.h".
6831 (relocate_section): Add reloc_symbol_changes parameter. Change
6833 * target.h (class Target): Add calls_non_split method. Declare
6834 do_calls_non_split virtual method. Declare match_view and
6836 * target.cc: Include "elfcpp.h".
6837 (Target::do_calls_non_split): New function.
6838 (Target::match_view): New function.
6839 (Target::set_view_to_nop): New function.
6840 * gold.cc (queue_middle_tasks): Give an error if mixing
6841 split-stack and non-split-stack objects with -r.
6842 * i386.cc (Target_i386::relocate_section): Add
6843 reloc_symbol_changes parameter.
6844 (Target_i386::do_calls_non_split): New function.
6845 * x86_64.cc (Target_x86_64::relocate_section): Add
6846 reloc_symbol_changes parameter.
6847 (Target_x86_64::do_calls_non_split): New function.
6848 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6850 * powerpc.cc (Target_powerpc::relocate_section): Add
6851 reloc_symbol_changes parameter.
6852 * sparc.cc (Target_sparc::relocate_section): Add
6853 reloc_symbol_changes parameter.
6854 * configure.ac: Call AM_CONDITIONAL for the default target.
6855 * configure: Rebuild.
6856 * testsuite/Makefile.am (TEST_AS): New variable.
6857 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6858 (check_DATA): Add split_i386 and split_x86_64 files.
6859 (SPLIT_DEFSYMS): Define.
6860 (split_i386_[1234n].o): New targets.
6861 (split_i386_[124]): New targets.
6862 (split_i386_[1234r].stdout): New targets.
6863 (split_x86_64_[1234n].o): New targets.
6864 (split_x86_64_[124]): New targets.
6865 (split_x86_64_[1234r].stdout): New targets.
6866 (MOSTLYCLEANFILES): Add new executables.
6867 * testsuite/split_i386.sh: New file.
6868 * testsuite/split_x86_64.sh: New file.
6869 * testsuite/split_i386_1.s: New file.
6870 * testsuite/split_i386_2.s: New file.
6871 * testsuite/split_i386_3.s: New file.
6872 * testsuite/split_i386_4.s: New file.
6873 * testsuite/split_i386_n.s: New file.
6874 * testsuite/split_x86_64_1.s: New file.
6875 * testsuite/split_x86_64_2.s: New file.
6876 * testsuite/split_x86_64_3.s: New file.
6877 * testsuite/split_x86_64_4.s: New file.
6878 * testsuite/split_x86_64_n.s: New file.
6879 * testsuite/testfile.cc (Target_test): Update relocation_section
6881 * testsuite/Makefile.in: Rebuild.
6883 2009-10-06 Ian Lance Taylor <iant@google.com>
6885 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6886 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6887 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6888 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6889 the address on ldo_addrs_.
6890 (Target_i386::Relocate::fix_up_ldo): New function.
6892 2009-10-06 Rafael Espindola <espindola@google.com>
6894 * plugin.cc (add_input_library): New.
6895 (Plugin::load): Add add_input_library to tv.
6896 (Plugin_manager::add_input_file): Add the is_lib argument.
6897 (add_input_file): Update call to Plugin_manager::add_input_file.
6898 (add_input_library): New.
6899 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6901 2009-09-30 Doug Kwan <dougkwan@google.com>
6903 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6904 symbol and call Symbol::may_need_copy_reloc to determine if
6905 a copy reloc is needed.
6906 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6907 nocopyreloc is given in command line.
6908 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6909 given in command line.
6910 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6911 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6912 of the removed Target_i386::may_need_copy_reloc.
6913 * options.h (copyreloc): New option with default value false.
6914 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6915 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6916 instead of the removed Target_powerpc::may_need_copy_reloc.
6917 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6918 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6919 instead of the removed Target_sparc::may_need_copy_reloc.
6920 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6921 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6922 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6923 instead of the removed Target_x86_64::may_need_copy_reloc.
6925 2009-09-30 Ian Lance Taylor <iant@google.com>
6927 * object.h (class Object): Remove target_ field, and target,
6928 sized_target, and set_target methods.
6929 (Object::sized_target): Remove.
6930 (class Sized_relobj): Update declarations. Remove sized_target.
6931 * object.cc (Sized_relobj::setup): Remove target parameter.
6933 (Input_objects::add_object): Don't do anything with the target.
6934 (make_elf_sized_object): Add punconfigured parameter. Change all
6935 callers. Set or test parameter target.
6936 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6938 * parameters.cc (Parameters::set_target): Change parameter type to
6940 (Parameters::default_target): Remove.
6941 (set_parameters_target): Change parameter type to be non-const.
6942 (parameters_force_valid_target): New function.
6943 (parameters_clear_target): New function.
6944 * parameters.h (class Parameters): Update declarations. Remove
6945 default_target method. Add sized_target and clear_target
6946 methods. Change target_ to be non-const.
6947 (set_parameters_target): Update declaration.
6948 (parameters_force_valid_target): Declare.
6949 (parameters_clear_target): Declare.
6950 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6951 as NULL if we aren't searching.
6952 (Add_symbols::run): Don't check for compatible target.
6953 * fileread.cc (Input_file::open_binary): Call
6954 parameters_force_valid_target.
6955 * gold.cc (queue_middle_tasks): Likewise.
6956 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6957 set_target on object.
6958 * dynobj.h (class Sized_dynobj): Update declarations.
6959 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6960 make_elf_object returns NULL.
6961 (Archive::include_member): Don't check whether object target is
6963 * output.cc (Output_section::add_input_section): Get target from
6965 (Output_section::relax_input_section): Likewise.
6966 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6968 (Sized_relobj::do_scan_relocs): Likewise.
6969 (Sized_relobj::relocate_sections): Likewise.
6970 * resolve.cc (Symbol_table::resolve): Likewise.
6971 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6972 parameter. Change all callers.
6973 (Symbol_table::add_from_object): Get target from parameters.
6974 (Symbol_table::add_from_relobj): Don't check object target.
6975 (Symbol_table::add_from_dynobj): Likewise.
6976 (Symbol_table::define_special_symbol): Get target from
6978 * symtab.h (class Symbol_table): Update declaration.
6979 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6980 parameter. Change all callers. Clear parameter target.
6981 (Binary_test): Test target here.
6982 * testsuite/object_unittest.cc (gold_testsuite): Remove
6983 target_test_pointer parameter. Change all callers.
6984 (Object_test): Test target here.
6986 2009-09-26 Ian Lance Taylor <iant@google.com>
6988 * testsuite/initpri1.c: Don't try to use constructor priorities if
6989 compiling with gcc before 4.3.
6991 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6993 * testsuite/retain_symbols_file_test.sh (check_present): Change
6994 output file name to retain_symbols_file_test.stdout.
6995 (check_absent): Likewise.
6997 2009-09-18 Craig Silverstein <csilvers@google.com>
6999 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7000 * options.cc: Include <cerrno> and <fstream>.
7001 (General_options::finalize): Parse -retain-symbols-file tag.
7002 * options.h: New flag.
7003 (General_options): New method should_retain_symbol, new
7004 variable symbols_to_retain.
7005 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7006 should_retain_symbol map.
7007 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7008 * testsuite/Makefile.in: Regenerate.
7009 * testsuite/retain_symbols_file_test.sh: New file.
7011 2009-09-18 Nick Clifton <nickc@redhat.com>
7013 * po/es.po: Updated Spanish translation.
7015 2009-09-17 Doug Kwan <dougkwan@google.com>
7017 * debug.h (DEBUG_RELAXATION): New constant.
7018 (DEBUG_ALL): Add DEBUG_RELAXATION.
7019 (debug_string_to_enum): Add relaxation debug option.
7021 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7022 Layout::Relaxation_debug_check::read_sections,
7023 Layout::Relaxation_debug_check::read_sections): New method definitions.
7024 (Layout::Layout): Initialize data members
7025 record_output_section_data_from_scrips_,
7026 script_output_section_data_list_ and relaxation_debug_check_.
7027 (Layout::save_segments, Layout::restore_segments,
7028 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7029 Layout::relaxation_loop_body): New method definitions.
7030 (Layout::finalize): Support relaxation. Move section layout code to
7031 Layout::relaxation_loop_body.
7032 (Layout::set_asection_address_from_script): Move code for orphan
7033 section placement out.
7034 (Layout::place_orphan_sections_in_script): New method definition.
7035 * layout.h (Output_segment_headers, Output_file_header):
7036 New forward class declarations.
7037 (Layout::~Layout): Define.
7038 (Layout::new_output_section_data_from_script): New method definition.
7039 (Layout::place_orphan_sections_in_script): New method declaration.
7040 (Layout::Segment_states): New type declaration.
7041 (Layout::save_segments, Layout::restore_segments,
7042 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7043 Layout::relaxation_loop_body): New method declarations.
7044 (Layout::Output_section_data_list): New type declaration.
7045 (Layout::Relaxation_debug_check): New class definition.
7046 (Layout::record_output_section_data_from_script_,
7047 Layout::script_output_section_data_list_, Layout::segment_states_,
7048 Layout::relaxation_debug_check_): New data members.
7049 * output.cc: (Output_section_headers::do_size): New method definition.
7050 (Output_section_headers::Output_section_headers): Move size
7051 computation to Output_section_headers::do_size.
7052 (Output_segment_headers::do_size): New method definition.
7053 (Output_file_header::Output_file_header): Move size computation to
7054 Output_file_header::do_size and call it.
7055 (Output_file_header::do_size): New method definition.
7056 (Output_data_group::Output_data_group): Adjust call to
7057 Output_section_data.
7058 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7059 (Output_symtab_xindex::do_write): Add array bound check.
7060 (Output_section::Input_section::print_to_mapfile): Handle
7061 RELAXED_INPUT_SECTION_CODE.
7062 (Output_section::Output_section): Initialize data member checkpoint_.
7063 (Output_section::~Output_section): Delete checkpoint object pointed
7065 (Output_section::add_input_section): Always add an Input_section if
7067 (Output_section::add_merge_input_section): Add assert.
7068 (Output_section::relax_input_section): New method definition.
7069 (Output_section::set_final_data_size): Set load address to zero for
7070 an unallocated section.
7071 (Output_section::do_address_and_file_offset_have_reset_values):
7072 New method definition.
7073 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7074 Handle relaxed input section.
7075 (Output_section::sort_attached_input_sections): Checkpoint input
7076 section list lazily.
7077 (Output_section::get_input_sections): Change type of input_sections to
7078 list of Simple_input_section pointers. Checkpoint input section list
7079 lazily. Also handle relaxed input sections.
7080 (Output_section::add_input_section_for_script): Take a reference to
7081 a Simple_input_section object instead of Relobj pointer and section
7082 index as parameter. Handle relaxed input sections.
7083 (Output_section::save_states, Output_section::restore_states): New
7085 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7086 (Output_data::is_data_size_fixed): New method definition.
7087 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7089 (Output_data::address_and_file_offset_have_reset_values): New method
7091 (Output_data::do_address_and_file_offset_have_reset_values): New method
7093 (Output_data::set_data_size): Check that data size is not fixed.
7094 (Output_data::fix_data_size): New method definition.
7095 (Output_data::is_data_size_fixed_): New data member.
7096 (Output_section_headers::set_final_data_size): New method definition.
7097 (Output_section_headers::do_size): New method declaration.
7098 (Output_segment_headers::set_final_data_size): New method definition.
7099 (Output_segment_headers::do_size): New method declaration.
7100 (Output_file_header::set_final_data_size)::New method definition.
7101 (Output_file_header::do_size)::New method declaration.
7102 (Output_section_data::Output_section_data): Add new parameter
7103 is_data_size_fixed and use it to fix data size.
7104 (Output_data_const::Output_data_const): Adjust call to base class
7105 constructor and fix data size.
7106 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7107 base class constructor and fix data size.
7108 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7109 base class constructor and fix data size.
7110 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7111 class constructor and fix data size.
7112 (Output_data_group::set_final_data_size): New method definition.
7113 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7114 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7115 class constructor and fix data size.
7116 (Output_relaxed_input_section): New class definition.
7117 (Output_section::Simple_input_section): New class definition.
7118 (Output_section::get_input_sections): Adjust parameter list.
7119 (Output_section::add_input_section_for_script): Same.
7120 (Output_section::save_states, Output_section::restore_states,
7121 Output_section::do_address_and_file_offset_have_reset_values,
7122 (Output_section::Input_section::Input_section): Handle
7123 RELAXED_INPUT_SECTION_CODE. Add new overload for
7124 Output_relaxed_input_section.
7125 (Output_section::Input_section::is_input_section,
7126 Output_section::Input_section::set_output_section): Handle relaxed
7128 (Output_section::Input_section::is_relaxed_input_section,
7129 Output_section::Input_section::output_section_data,
7130 Output_section::Input_section::relaxed_input_section): New method
7132 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7134 (Output_section::Input_section::u1_): Update comments.
7135 (Output_section::Input_section::u2_): Add new union member poris.
7136 (Output_section::Checkpoint_output_section): New classs definition.
7137 (Output_section::relax_input_section): New method declaration.
7138 (Output_section::checkpoint_): New data member.
7139 (Output_segment): Update comments.
7140 (Output_segment::Output_segment): Un-privatize copy constructor.
7141 (Output_segment::operator=): Un-privatize.
7142 * script-sections.cc (Output_section_element::Input_section_list):
7143 Change element type to Output_section::Simple_input_section.
7144 (Output_section_element_dot_assignment::set_section_addresses):
7145 Register output section data for relaxation clean up.
7146 (Output_data_exression::Output_data_expression): Adjust call to base
7147 constructor to fix data size.
7148 (Output_section_element_data::set_section_addresses): Register
7149 Output_data_expression object for relaxation clean up.
7150 (struct Input_section_info): Replace Relobj pointer and section index
7151 pair with Output_section::Simple_input_section and Convert struct to a
7153 (Input_section_sorter::operator()): Adjust access to
7154 Input_section_info data member to use accessors.
7155 (Output_section_element_input::set_section_addresses): Use layout
7156 parameter. Adjust code to use Output_section::Simple_input_section
7157 and Input_secction_info classes. Register filler for relaxation
7159 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7160 and section index pair with Output_section::Simple_input_section
7161 class. Adjust code accordingly.
7162 (Phdrs_element::release_segment): New method definition.
7163 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7165 (Script_sections::release_segments): New method definition.
7166 * gold/script-sections.h (Script_sections::release_segments): New
7168 * gold/target.h (Target::may_relax, Target::relax,
7169 Target::do_may_relax, Target::do_relax): New method definitions.
7171 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7173 * arm.cc (has_signed_unsigned_overflow): New function.
7174 (Arm_relocate_functions::abs8): New function.
7175 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7176 (Target_arm::Scan::global): Likewise.
7177 (Target_arm::relocate::relocate): Likewise.
7178 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7181 2009-09-16 Cary Coutant <ccoutant@google.com>
7183 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7184 * testsuite/Makefile.in: Regenerate.
7186 2009-09-11 Nick Clifton <nickc@redhat.com>
7188 * po/gold.pot: Updated by the Translation project.
7190 2009-09-08 Cary Coutant <ccoutant@google.com>
7192 * output.cc (Output_file::open): Add execute permission to empty file.
7193 * testsuite/Makefile.am (permission_test): New test.
7194 * testsuite/Makefile.in: Regenerate.
7196 2009-09-02 Ian Lance Taylor <iant@google.com>
7198 * output.cc (Output_file::resize): Call map_no_anonymous rather
7201 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7203 * gold.cc: Include "incremental.h".
7204 (queue_initial_tasks): Call Incremental_checker methods.
7205 * incremental.cc: Include "output.h".
7206 (Incremental_checker::can_incrementally_link_output_file): New
7208 * incremental.h (Incremental_checker): New class.
7210 * output.cc (Output_file::open_for_modification): New method.
7211 (Output_file::map_anonymous): Changed return type to bool. Record
7213 (Output_file::map_no_anonymous): New method, broken out of map.
7214 (Output_file::map): Use map_no_anonymous and map_anonymous.
7215 * output.h (class Output_file): Update declarations.
7217 2009-08-24 Cary Coutant <ccoutant@google.com>
7219 * options.h (Command_line::Pre_options): New class.
7220 (Command_line::pre_options): New member.
7221 * options.cc (gold::options::ready_to_register): New variable.
7222 (One_option::register_option): Do nothing if not registering options.
7223 Assert if same short option registered twice.
7224 (General_options::General_options): Turn off option registration when
7226 (Command_line::Pre_options::Pre_options): New constructor.
7228 2009-08-24 Cary Coutant <ccoutant@google.com>
7230 * options.h (General_options::no_keep_memory): Remove incorrect
7233 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7235 * Makefile.am (am__skiplex, am__skipyacc): New.
7236 * Makefile.in: Regenerate.
7238 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7240 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7241 (INCLUDES): ... this.
7242 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7243 (AM_CPPFLAGS): Renamed from ...
7244 (INCLUDE): ... this.
7245 * Makefile.in, testsuite/Makefile.in: Regenerate.
7247 * Makefile.in: Regenerate.
7248 * aclocal.m4: Likewise.
7249 * config.in: Likewise.
7250 * configure: Likewise.
7251 * testsuite/Makefile.in: Likewise.
7253 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7254 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7255 * Makefile.in: Regenerate.
7256 * testsuite/Makefile.in: Regenerate.
7258 2009-08-19 Cary Coutant <ccoutant@google.com>
7260 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7261 symbols in shared libraries overridden by hidden or internal symbols
7262 in the main program.
7264 2009-08-19 Chris Demetriou <cgd@google.com>
7266 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7267 checking source file names in error messages.
7269 2009-08-18 Doug Kwan <dougkwan@google.com>
7271 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7272 an elcpp::Ehdr as parameter. Adjust call to set_target.
7273 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7274 an elfcpp::Ehdr as parameter.
7275 * object.cc (Object::set_target): Remove the version that looks up
7276 a target and sets it.
7277 (Sized_relobj::setup): Take a Target object instead of
7278 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7279 (make_elf_sized_object): Find target and ask target to
7281 * object.h: (Object::set_target): Remove the version that looks up
7282 a target and sets it.
7283 (Sized_relobj::setup): Take a Target object instead of
7284 an elfcpp:Ehdr as parameter.
7285 * target.cc: Include dynobj.h.
7286 (Target::do_make_elf_object_implementation): New.
7287 (Target::do_make_elf_object): New.
7288 * target.h (Target::make_elf_object): New template declaration.
7289 (Target::do_make_elf_object): New method declarations.
7290 (Target::do_make_elf_object_implementation): New template declaration.
7292 2009-08-14 Ian Lance Taylor <iant@google.com>
7294 * gold.h (FUNCTION_NAME): Define.
7295 (gold_unreachable): Use FUNCTION_NAME.
7297 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7299 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7300 symbol in the --keep-unique list is not found.
7302 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7304 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7305 been maked as --keep-unique.
7306 (Icf::unfold_section): New function.
7307 * icf.h (Icf::unfold_section): New function.
7308 * options.h (General_options::keep_unique): New option.
7309 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7310 * testsuite/Makefile.in: Regenerate.
7311 * testsuite/icf_keep_unique_test.sh: New file.
7312 * testsuite/icf_keep_unique_test.cc: New file.
7314 2009-08-12 Cary Coutant <ccoutant@google.com>
7317 * resolve.cc (Symbol_table::resolve): Check for references from
7318 dynamic objects to hidden and internal symbols.
7319 * testsuite/Makefile.am (hidden_test.sh): New test.
7320 * testsuite/Makefile.in: Regenerate.
7321 * testsuite/hidden_test.sh: New script.
7322 * testsuite/hidden_test_1.c: New test source.
7323 * testsuite/hidden_test_main.c: New test source.
7325 2009-08-11 Doug Kwan <dougkwan@google.com>
7327 * arm.cc: Update comments.
7328 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7329 segment to locate the .ARM.exidx section if present.
7331 2009-08-09 Doug Kwan <dougkwan@google.com>
7333 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7336 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7337 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7340 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7342 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7343 valid tls_segment only for non-debug-section relocations.
7344 * testsuite/Makefile.am: Add gc_tls_test.
7345 * testsuite/Makefile.in: Regenerate.
7346 * testsuite/gc_tls_test.cc: New file.
7347 * testsuite/gc_tls_test.sh: New file.
7349 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7353 * Makefile.am (CCFILES): Add icf.cc.
7355 * Makefile.in: Regenerate.
7356 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7357 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7358 section, symbol and addend information for the relocs.
7359 * gold.cc (queue_middle_tasks): Call identical code folding.
7360 * gold.h: Add defines for multimap.
7361 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7362 to the call of finalize_local_symbols.
7363 * main.cc (main): Create object of class Icf.
7364 * object.cc (Sized_relobj::do_layout): Allow this function to be
7365 called twice during icf.
7366 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7367 to sections marked as identical by icf.
7368 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7370 (Sized_relobj::do_section_entsize): New function.
7371 * object.h (Object::section_entsize): New function.
7372 (Object::do_section_entsize): New pure virtual function.
7373 (Relobj::finalize_local_symbols): Add new parameter.
7374 (Relobj::do_section_entsize): New function.
7375 * options.h (General_options::icf): New option.
7376 (General_options::icf_iterations): New option.
7377 (General_options::print_icf_sections): New option.
7378 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7379 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7380 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7382 * symtab.cc (Symbol_table::is_section_folded): New function.
7383 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7384 to sections marked as identical by icf.
7385 * symtab.h (Symbol_table::set_icf): New function.
7386 (Symbol_table::icf): New function.
7387 (Symbol_table::is_section_folded): New function.
7388 (Symbol_table::icf_): New data member.
7389 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7390 * testsuite/Makefile.am: Add commands to build icf_test.
7391 * testsuite/Makefile.in: Regenerate.
7392 * testsuite/icf_test.sh: New file.
7393 * testsuite/icf_test.cc: New file.
7395 2009-07-24 Chris Demetriou <cgd@google.com>
7397 * layout.cc (is_compressible_debug_section): Fix incorrect
7398 comment about compressed section names.
7400 2009-07-20 Ian Lance Taylor <ian@airs.com>
7403 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7405 2009-07-16 Ian Lance Taylor <iant@google.com>
7408 * layout.h: #include <map>.
7409 (class Kept_section): Change from struct to class. Add accessors
7410 and setters. Add section size to Comdat_group mapping. Change
7411 Comdat_group to std::map. Add is_comdat_ field. Add
7412 linkonce_size field in union.
7413 (class Layout): Update declaration of find_or_add_kept_section.
7414 Don't declare find_kept_object.
7415 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7416 parameter. Add object, shndx, is_comdat, and is_group_name
7417 parameters. Change all callers. Adjust for new Kept_section.
7418 (Layout::find_kept_object): Remove.
7419 * object.cc (Sized_relobj::include_section_group): Update use of
7420 Kept_section. Rename secnum to shndx. Only record
7421 Kept_comdat_section if sections are the same size.
7422 (Sized_relobj::include_linkonce_section): Update use of
7423 Kept_section. Only record Kept_comdat_section if sections are the
7424 same size. Set size of linkonce section.
7425 (Sized_relobj::map_to_kept_section): Update call to
7426 get_kept_comdat_section.
7427 * object.h (class Sized_relobj): Rename fields in
7428 Kept_comdat_section to drop trailing underscores; change object
7429 field to Relobj*. Change Kept_comdat_section_table to store
7430 struct rather than pointer.
7431 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7432 Add kept_object and kept_shndx parameters. Change all callers.
7433 (Sized_relobj::get_kept_comdat_section): Change return type to
7434 bool. Add kept_object and kept_shndx parameters. Change all
7436 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7437 Layout::find_or_add_kept_section.
7439 2009-07-09 Ian Lance Taylor <iant@google.com>
7441 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7442 Reserve space in the hash table.
7444 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7446 * fileread.cc (File_read::get_mtime): New method.
7447 * fileread.h (Timespec): New structure.
7448 (File_read::get_mtime): New method.
7449 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7450 Renamed from timestamp_nsec.
7451 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7453 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7455 (Incremental_inputs::report_archive): Save mtime; style fix.
7456 (Incremental_inputs::report_obejct): Save mtime; style fix.
7457 (Incremental_inputs::report_script): Save mtime; style fix.
7458 (Incremental_inputs::finalize_inputs): Style fix.
7459 (Incremental_inputs::finalize): Style fix.
7460 (Incremental_inputs::create_input_section_data): Store inputs
7462 * incremental.h (Incremental_inputs::report_script): Add mtime
7464 (Incremental_inputs::Input_info::Input_info): Intialize only one
7466 (Incremental_inputs::Input_info::archive): Move to nameless
7468 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7469 (Incremental_inputs::Input_info::script): Move to nameless union.
7470 (Incremental_inputs::mtime): New field.
7471 * script.cc (read_input_script): Pass file mtime to
7473 * script.h (Script_info::inputs): Style fix.
7475 2009-07-01 Ian Lance Taylor <ian@airs.com>
7477 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7480 2009-06-24 Ian Lance Taylor <iant@google.com>
7483 * layout.cc (Layout::choose_output_section): If we find an
7484 existing section, update the flags.
7485 (Layout::create_notes): New function, broken out of
7487 (Layout::finalize): Don't create note sections.
7488 (Layout::create_note): Don't crash if linker script discards
7490 (Layout::create_gold_note): Likewise.
7491 (Layout::create_build_id): Likewise. Don't set
7492 after_input_sections on the section.
7493 (Layout::create_executable_stack_info): Remove target parameter.
7495 * layout.h (class Layout): Declare create_notes. Update
7496 declaration of create_executable_stack_info.
7497 * gold.cc (queue_middle_tasks): Call create_notes.
7498 * output.cc (Output_section::update_flags_for_input_section): Move
7499 here from output.h. If SHF_ALLOC flag is newly set, mark address
7501 * output.h (Output_data::mark_address_invalid): New function.
7502 (class Output_section): Only declare, not define,
7503 update_flags_for_input_section. Remove set_flags.
7505 2009-06-24 Ian Lance Taylor <iant@google.com>
7507 * script-sections.cc (Output_section_definition::
7508 set_section_addresses): Rename shadowing local load_address to
7511 2009-06-24 Ian Lance Taylor <iant@google.com>
7514 * reloc.cc (relocate_sections): Skip empty relocation sections.
7516 2009-06-23 Ian Lance Taylor <iant@google.com>
7519 * layout.cc (Layout::create_note): Use choose_output_section
7520 rather than make_output_section.
7522 2009-06-23 Ian Lance Taylor <iant@google.com>
7525 * options.cc (General_options::parse_V): Set printed_version_.
7526 (General_options::General_options): Initialize printed_version_.
7527 * options.h (class General_options): Add printed_version_ field.
7528 * gold.cc (queue_initial_tasks): If there are no input files,
7529 don't give a fatal error if we printed the version information.
7530 (queue_middle_tasks): If using -r with a shared object, give a
7531 fatal error rather than an ordinary error.
7533 2009-06-23 Ian Lance Taylor <iant@google.com>
7536 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7537 (Layout::make_output_section): Set have_stabstr_section_ if we see
7538 a .stab*str section.
7539 (Layout::finalize): Call link_stabs_sections.
7540 (Layout::link_stabs_sections): New file.
7541 * layout.h (class Layout): Add have_stabstr_section_ field.
7542 Declare link_stabs_sections.
7544 2009-06-23 Doug Kwan <dougkwan@google.com>
7546 * Makefile.am (libgold_a_LIBADD): New.
7547 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7548 * Makefile.in: Regenerate.
7549 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7550 * configure: Regenerate.
7551 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7552 * fileread.cc: Include sys/state.h
7553 * gold.h: Declare memmem and strndup if found missing.
7554 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7556 2009-06-23 Ian Lance Taylor <iant@google.com>
7558 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7559 * configure: Rebuild.
7561 2009-06-23 Ian Lance Taylor <iant@google.com>
7564 * object.cc (Object::section_contents): Don't try to get a view if
7565 the section has length zero.
7566 (Object::handle_gnu_warning_section): If the section is empty, use
7567 the name of the section as the warning.
7569 2009-06-23 Ian Lance Taylor <iant@google.com>
7572 * stringpool.h (class Stringpool_template): Add optimize_ field.
7573 (Stringpool_template::set_optimize): New function.
7574 * stringpool.cc (Stringpool_template::Stringpool_template):
7575 Initialize optimize_ field.
7576 (Stringpool_template::set_string_offsets): Test local optimize
7577 fild rather than parameter.
7578 * layout.cc (Layout::Layout): Call set_optimize on the section
7581 2009-06-22 Ian Lance Taylor <iant@google.com>
7584 * yyscript.y: Parse TARGET.
7585 * script.cc (script_set_target): New function.
7586 * script-c.h (script_set_target): Declare.
7587 * options.cc (General_options::string_to_object_format): Rename
7588 from string_to_object_format in anonymous namespace. Change
7590 * options.h (class General_options): Declare
7591 string_to_object_format.
7593 2009-06-22 Ian Lance Taylor <iant@google.com>
7595 * script-sections.cc (Script_sections::create_segments): Don't put
7596 program headers in a PT_LOAD segment if -n or -N.
7598 2009-06-22 Ian Lance Taylor <iant@google.com>
7601 * options.h (class General_options): Add -z lazy and -z now. Sort
7602 -z options into alphabetical order.
7603 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7605 2009-06-21 Ian Lance Taylor <iant@google.com>
7607 * layout.cc (Layout::make_output_section): Call
7608 Target::new_output_section.
7609 (Layout::attach_allocated_section_to_segment): Put large section
7610 sections in a separate load segment with the large segment flag
7612 (Layout::segment_precedes): Sort large data segments after other
7614 (align_file_offset): New static function.
7615 (Layout::set_segment_offsets): Use align_file_offset.
7616 * output.h (class Output_section): Add is_small_section_ and
7617 is_large_section_ fields.
7618 (Output_section::is_small_section): New function.
7619 (Output_section::set_is_small_section): New function.
7620 (Output_section::is_large_section): New function.
7621 (Output_section::set_is_large_section): New function.
7622 (Output_section::is_large_data_section): New function.
7623 (class Output_segment): Add is_large_data_segment_ field.
7624 (Output_segment::is_large_data_segment): New function.
7625 (Output_segment::set_is_large_data_segment): New function.
7626 * output.cc (Output_section::Output_section): Initialize new
7628 (Output_segment::Output_segment): Likewise.
7629 (Output_segment::add_output_section): Add assertion that large
7630 data sections always go in large data segments. Force small data
7631 sections to the end of the list of data sections. Force small BSS
7632 sections to the start of the list of BSS sections. For large BSS
7633 sections to the end of the list of BSS sections.
7634 * symtab.h (class Symbol): Declare is_common_shndx.
7635 (Symbol::is_defined): Check Symbol::is_common_shndx.
7636 (Symbol::is_common): Likewise.
7637 (class Symbol_table): Define enum Commons_section_type. Update
7638 declarations. Add small_commons_ and large_commons_ fields.
7639 * symtab.cc (Symbol::is_common_shndx): New function.
7640 (Symbol_table::Symbol_table): Initialize new fields.
7641 (Symbol_table::add_from_object): Put small and large common
7642 symbols in the right list.
7643 (Symbol_table::sized_finalized_symbol): Check
7644 Symbol::is_common_shndx.
7645 (Symbol_table::sized_write_globals): Likewise.
7646 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7647 common symbol lists. Don't call do_allocate_commons_list if the
7649 (Symbol_table::do_allocate_commons_list): Remove is_tls
7650 parameter. Add comons_section_type parameter. Change all
7651 callers. Handle small and large common symbols.
7652 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7653 Symbol::is_common_shndx.
7654 * resolve.cc (symbol_to_bits): Likewise.
7655 * target.h (Target::small_common_shndx): New function.
7656 (Target::small_common_section_flags): New function.
7657 (Target::large_common_shndx): New function.
7658 (Target::large_common_section_flags): New function.
7659 (Target::new_output_section): New function.
7660 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7661 small_common_section_flags, and large_common_section_flags
7663 (Target::do_new_output_section): New virtual function.
7664 * arm.cc (Target_arm::arm_info): Initialize new fields.
7665 * i386.cc (Target_i386::i386_info): Likewise.
7666 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7668 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7669 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7670 (Target_x86_64::do_new_output_section): New function.
7671 * configure.ac: Define conditional MCMODEL_MEDIUM.
7672 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7673 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7674 (large_LDFLAGS): Define.
7675 * testsuite/large.c: New file.
7676 * testsuite/testfile.cc (Target_test::test_target_info):
7677 Initialize new fields.
7678 * configure, testsuite/Makefile.in: Rebuild.
7680 2009-06-05 Doug Kwan <dougkwan@google.com>
7682 * Makefile.am (CCFILES): Add target.cc.
7683 * Makefile.in: Regenerate.
7684 * i386.cc (class Target_i386): Define new virtual method to
7685 override do_is_local_label_name in parent.
7686 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7687 local symbols if --discard-locals or -X is given.
7688 * options.h (class General_options): Declare new options
7689 '--discard-locals' and '-X' for discarding locals.
7690 * target.h (class Target): Define new methods is_local_label_name.
7691 Declare new virtual method do_is_local_label_name.
7692 * target.cc: New file.
7693 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7694 (check_SCRIPTS): Add discard_locals_test.sh.
7695 (check_DATA): Add discard_local_tests.syms.
7696 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7697 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7698 * testsuite/Makefile.in: Regenerate.
7699 * testsuite/discard_locals_test.c: New file.
7700 * testsuite/discard_locals_test.sh: Same.
7702 2009-06-05 Doug Kwan <dougkwan@google.com>
7704 * object.cc (Sized_relobj::Sized_relobj): Initialize
7705 discarded_eh_frame_shndx_ to -1U.
7706 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7708 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7709 a discarded .eh_frame section.
7710 (Sized_relobj::do_finalize_local_symbols): Ditto.
7711 * object.h (class Sized_relobj): Declare new member
7712 discarded_eh_frame_shndx_.
7713 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7714 (local_labels_test.o, local_labels_test): New rules.
7715 * testsuite/Makefile.in: Regenerate.
7717 2009-06-04 Doug Kwan <dougkwan@google.com>
7719 * layout.cc (Layout::section_name_mapping): Add mapping for
7720 special ARM sections.
7722 2009-06-03 Doug Kwan <dougkwan@google.com>
7724 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7725 (utils::has_overflow): Same.
7727 2009-06-03 Ian Lance Taylor <iant@google.com>
7729 * layout.cc (Layout::section_name_mapping): New array, replacing
7730 Layout::linkonce_mapping.
7731 (Layout::section_name_mapping_count): New variable, replacing
7732 Layout::linkonce_mapping_count.
7733 (Layout::linkonce_output_name): Remove.
7734 (Layout::output_section_name): Rewrite.
7735 * layout.h (class Layout): Rename Linkonce_mapping to
7736 Section_name_mapping, linkonce_mapping to section_name_mapping,
7737 linkonce_mapping_count to section_name_mapping_count. Don't
7738 declare linkonce_output_name.
7740 2009-06-03 Doug Kwan <dougkwan@google.com>
7742 * gold/arm.cc (namespace utils): New.
7743 (Target_arm::reloc_is_non_pic): Define new method.
7744 (class Arm_relocate_functions): New.
7745 (Target_arm::Relocate::relocate): Handle relocation types used by
7748 2009-06-03 Ian Lance Taylor <iant@google.com>
7750 * arm.cc (Target_arm::scan::global): Use || instead of |.
7752 2009-06-02 Doug Kwan <dougkwan@google.com>
7754 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7755 issued_non_pic_error_.
7756 (class Target_arm::Scan): Declare new method check_non_pic.
7757 Define new method symbol_needs_plt_entry.
7758 Declare new data member issued_non_pic_error_.
7759 (class Target_arm::Relocate): Declare new method
7760 should_apply_static_reloc.
7761 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7762 (Target_arm::Scan::check_non_pic): Define new method.
7763 (Target_arm::Scan::local): Handle a small subset of reloc types used
7765 (Target_arm::Scan::local): Same.
7766 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7768 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7770 * incremental.cc (Incremental_inputs::report_command_line): Filter
7771 out --incremental-* options.
7773 2009-05-29 Doug Kwan <dougkwan@google.com>
7775 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7777 (class Target_arm): Update comment.
7778 (Target_arm::Target_arm): Initialize new data members GOT_,
7779 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7780 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7781 and Target_arm::rel_dyn_section.
7782 Declare new_enum Target_arm::Got_type.
7783 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7785 Update commments for member do_dynsym_value.
7786 (Target_arm::got_size, Target_arm::plt_section,
7787 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7788 new methods inside class defintion.
7789 (Target_arm::got_section): Define new method.
7790 (Target_arm::rel_dyn_section): Same.
7791 (Output_data_plt_arm): New template class.
7792 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7793 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7794 (Output_data_plt_arm::add_entry): Same.
7795 (Output_data_plt_arm::first_plt_entry): Define new
7796 static data member for PLT instruction template.
7797 (Output_data_plt_arm::plt_entry): Same.
7798 (Output_data_plt_arm::do_write): Define new method.
7799 (Target_arm::make_plt_entry): Same.
7800 (Target_arm::do_finalize_sections): Same.
7801 (Target_arm::do_dynsym_value): Same.
7803 2009-05-28 Doug Kwan <dougkwan@google.com>
7805 * Makefile.am (TARGETSOURCES): Add arm.cc.
7806 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7807 * Makefile.in: Regenerate.
7809 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7811 2009-05-26 Doug Kwan <dougkwan@google.com>
7813 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7814 (General_options::check_excluded_libs): Strip off directories in
7815 archive name before matching like GNU ld does.
7816 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7817 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7818 (exclude_libs_test_LDFLAGS): Add linker option
7819 -Wl,--exclude-libs,libexclude_libs_test_3
7820 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7821 an explicit archive without using -l.
7822 (alt/libexclude_libs_test_3.a): New make rule.
7823 * testsuite/Makefile.in: Regenerate.
7824 * testsuite/exclude_libs_test.c : Declare lib3_default().
7826 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7827 * exclude_libs_test_3.c: New file.
7829 2009-05-26 Nick Clifton <nickc@redhat.com>
7831 * po/id.po: New Indonesian translation.
7832 * po/gold.pot: Updated template file.
7834 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7836 * testsuite/Makefile.am: Add -ffunction-sections to compile
7837 gc_comdat_test files. Add -Wl,--gc-sections to build
7839 * testsuite/Makefile.in: Regenerate.
7840 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7842 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7844 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7845 kept comdat section was garbage collected.
7846 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7847 * testsuite/Makefile.in: Regenerate.
7848 * testsuite/gc_comdat_test.sh: New file.
7849 * testsuite/gc_comdat_test_1.cc: New file.
7850 * testsuite/gc_comdat_test_2.cc: New file.
7852 2009-05-19 Doug Kwan <dougkwan@google.com>
7854 * archive.cc (Archive::Archive): Move constructor from archive.h
7855 to here. Initialize no_export_.
7856 (Archive::get_elf_object_for_member): Set no_export flag of object.
7857 * archive.h (Archive::Archive): Move constructor body to
7859 (Archive::no_export): New method.
7860 (Archive::no_export_): New field.
7861 * object.h (Object::Object): Initialize no_export_ to false.
7862 (Object::no_export, Object::set_no_export): New methods.
7863 (Object::no_export_): New field.
7864 * options.cc (General_options::parse_exclude_libs): New method.
7865 (General_options::check_excluded_libs) Same.
7866 * options.h (exclude_libs): New option.
7867 (General_options::check_excluded_libs): New method declaration.
7868 (General_options::excluded_libs_): New field.
7869 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7870 default or protected visibility if an object has no-export flag set.
7871 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7872 (check_SCRIPTS): Add exclude_libs_test.sh.
7873 (check_DATA): Add exclude_libs_test.syms.
7874 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7875 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7876 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7877 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7878 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7879 libexclude_libs_test_2.a): New rules.
7880 * testsuite/Makefile.in: Regenerate.
7881 * testsuite/exclude_libs_test.c: New file.
7882 * testsuite/exclude_libs_test.sh: Ditto.
7883 * testsuite/exclude_libs_test_1.c: Ditto.
7884 * testsuite/exclude_libs_test_2.c: Ditto.
7886 2009-05-15 Ian Lance Taylor <iant@google.com>
7888 * configure.ac: Check for declarations for cases where libiberty.h
7889 checks HAVE_DECL_xxx.
7890 * configure, config.in: Rebuild.
7892 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7894 * gold.h (Incremental_argument_list): Remove (invalid) forward
7896 * incremental.cc (Incremental_inputs::report_achive): New method.
7897 (Incremental_inputs::report_object): New method.
7898 (Incremental_inputs::report_script): New method.
7899 (Incremental_inputs::finalize_inputs): New method.
7900 (Incremental_inputs::finalize): Call finalize_inputs().
7901 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7902 Create inputs entries.
7903 * incremental.h (Incremental_input_type): New enum.
7904 (Incremental_inputs::Incremental_input): Initialize new fields.
7905 (Incremental_inputs::report_inputs): New method.
7906 (Incremental_inputs::report_achive): New method.
7907 (Incremental_inputs::report_object): New method.
7908 (Incremental_inputs::report_script): New method.
7909 (Incremental_inputs::finalize_inputs): New method.
7910 (Incremental_inputs::Input_info): New struct.
7911 (Incremental_inputs::Input_info_map): New typedef.
7912 (Incremental_inputs::lock_): New field.
7913 (Incremental_inputs::Inputs_): New field.
7914 (Incremental_inputs::Inputs_map): New field.
7915 * main.cc (main): Call Incremental_input::report_inputs.
7916 * options.h (Input_argument_list): Typedef moved from
7918 (Input_file_group::Files): Remove, use ::Input_argument_list.
7919 (Input_file_group::Input_argument_list): Remove, use
7920 ::Input_argument_list.
7921 * plugin.cc (Plugin_manager::add_input_file): Add error in
7923 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7925 * script.cc (read_input_script): Call
7926 Incremental_input::report_script.
7927 * script.h (Script_info): New class.
7929 2009-04-27 Ian Lance Taylor <iant@google.com>
7931 * x86_64.cc (do_adjust_output_section): Set entsize to
7934 2009-04-23 Elliott Hughes <enh@google.com>
7936 * output.cc (Output_file::close): After short writes, continue
7937 writing from the correct offset in the buffer being written.
7939 2009-04-23 Chris Demetriou <cgd@google.com>
7941 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7942 * configure: Regenerate.
7943 * config.in: Regenerate.
7944 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7945 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7947 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7949 * incremental.cc (Incremental_inputs_header_data): Renamed from
7950 Incremental_input_header_data.
7951 (Incremental_inputs_header_data::data_size): New field.
7952 (Incremental_inputs_header_data::put_input_file_count): Renamed
7953 from input_file_count.
7954 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7955 from command_line_offset.
7956 (Incremental_inputs_header_data::put_reserved): Renamed from
7958 (Incremental_inputs_entry_data): Renamed from
7959 Incremental_input_entry_data.
7960 (Incremental_inputs_entry_data::data_size): New field.
7961 (Incremental_inputs::report_command_line): New method.
7962 (Incremental_inputs::finalize): New method.
7963 (Incremental_inputs::create_incremental_inputs_data): New method.
7964 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7965 * incremental.h: New file.
7966 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7967 (Layout::finalize): Create incremental inputs section in
7969 (Layout::create_incremental_info_sections): New method.
7970 * layout.h (Layout::incremental_inputs): New method.
7971 (Layout::create_incremental_info_sections): New method.
7972 (Layout::incremental_inputs_): New field.
7973 * main.cc (main): Notify Incremental_input of the command line.
7975 2009-04-01 Ian Lance Taylor <iant@google.com>
7976 Mikolaj Zalewski <mikolajz@google.com>
7978 * gold.h (reserve_unordered_map): Define, three versions, one for
7979 each version of Unordered_map.
7980 * layout.cc (Layout::Layout): Remove options parameter. Add
7981 number_of_input_files parameter. Don't initialize options_.
7982 Initialize number_of_input_files_ and resized_signatures_. Move
7983 sections_are_attached_.
7984 (Layout::layout_group): Reserve space for group_signatures_.
7985 (Layout::find_or_add_kept_section): Change name parameter to be a
7986 reference. Resize signatures_ map when it gets large enough.
7987 (Layout::layout_eh_frame): Use parameters->options() instead of
7989 (Layout::make_output_section): Likewise.
7990 (Layout::attach_allocated_section_to_segment): Likewise.
7991 (Layout::finalize, Layout::create_executable_stack): Likewise.
7992 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7993 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7994 * layout.h (class Layout): Update declarations. Remove options_
7995 field. Add number_of_input_files_ and resized_signatures_
7996 fields. Move sections_are_attached_ field.
7997 * main.cc (main): Pass number of input files to Layout
7998 constructor. Don't pass options.
8000 2009-03-30 Ian Lance Taylor <iant@google.com>
8002 * ffsll.c (ffsll): Correct implementation.
8004 2009-03-27 Ian Lance Taylor <iant@google.com>
8006 * ffsll.c: New file.
8007 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8008 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8009 * ftruncate.c (ftruncate): Declare before definition.
8010 * mremap.c (mremap): Likewise.
8011 * pread.c (pread): Likewise.
8012 * configure, Makefile.in, config.in: Rebuild.
8014 * mremap.c: New file.
8015 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8016 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8017 (mremap): Declare if HAVE_MREMAP is not defined.
8018 * configure, Makefile.in, config.in: Rebuild.
8020 2009-03-27 Cary Coutant <ccoutant@google.com>
8022 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8023 position independent.
8024 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8025 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8027 2009-03-24 Cary Coutant <ccoutant@google.com>
8029 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8031 (needs_dynamic_reloc): Likewise.
8033 2009-03-24 Ian Lance Taylor <iant@google.com>
8035 * yyscript.y (file_cmd): Recognize EXTERN.
8036 (extern_name_list, extern_name_list_body): New nonterminals.
8037 * script.cc (script_add_extern): Define.
8038 * script-c.h (script_add_extern): Declare.
8040 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8042 * object.cc (is_elf_object): Define.
8043 * object.h (is_elf_object): Declare.
8044 * archive.cc (Archive::get_elf_object_for_member): Call
8046 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8048 2009-03-24 Elliott Hughes <enh@google.com>
8050 * output.cc (Output_file::map_anonymous): Define.
8051 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8052 try an anonymous one. Report the size if the mmap fails.
8053 * output.h (class Output_file): Declare map_anonymous.
8055 2009-03-24 Ian Lance Taylor <iant@google.com>
8057 * target-select.cc (instantiate_target): Don't acquire the lock if
8058 the instantiated_target_ field has already been set.
8060 2009-03-23 Ian Lance Taylor <iant@google.com>
8062 * gold-threads.h (class Initialize_lock): Define.
8063 * gold-threads.cc (class Initialize_lock_once): Define.
8064 (initialize_lock_control): New static variable.
8065 (initialize_lock_pointer): New static variable.
8066 (initialize_lock_once): New static function.
8067 (Initialize_lock::Initialize_lock): Define.
8068 (Initialize_lock::initialize): Define.
8069 * target-select.h: Include "gold-threads.h".
8070 (class Target_selector): Add lock_ and initialize_lock_ fields.
8071 Don't define instantiate_target, just declare it.
8072 * target-select.cc (Target_selector::Target_selector): Initialize
8074 (Target_selector::instantiate_target): Define.
8075 * descriptors.h: Include "gold-threads.h".
8076 (class Descriptors): Add initialize_lock_ field.
8077 * descriptors.cc (Descriptors::Descriptors): Initialize new
8079 (Descriptors::open): Use initialize_lock_ field
8080 * errors.h (class Errors): Add initialize_lock_ field.
8081 * errors.cc (Errors::Errors): Initialize new field.
8082 (Errors::initialize_lock): Use initialize_lock_ field.
8083 * powerpc.cc (class Target_selector_powerpc): Remove
8084 instantiated_target_ field. In do_recognize call
8085 instantiate_target rather than do_instantiate_target. In
8086 do_instantiate_target just allocate a new target.
8087 * sparc.cc (class Target_selector_sparc): Likewise.
8089 * freebsd.h: New file.
8090 * i386.cc: Include "freebsd.h".
8091 (Target_i386): Derive from Target_freebsd rather than
8093 (Target_selector_i386): Derive from Target_selector_freebsd rather
8094 than Target_selector.
8095 * x86_64.cc: Include "freebsd.h".
8096 (Target_x86_64): Derive from Target_freebsd rather than
8098 (Target_selector_x86_64): Derive from Target_selector_freebsd
8099 rather than Target_selector.
8100 * target.h (class Target): Add adjust_elf_header and
8101 do_adjust_elf_header.
8102 * output.cc (Output_file_header:: do_sized_write): Call target
8103 adjust_elf_header routine.
8104 * configure.tgt: Set targ_osabi.
8105 * configure.ac: Define GOLD_DEFAULT_OSABI.
8106 * parameters.cc (Parameters::default_target): Pass
8107 GOLD_DEFAULT_OSABI to select_target.
8108 * target-select.h (class Target_selector): Make instantiate_target
8109 protected rather than private.
8110 * Makefile.am (HFILES): Add freebsd.h.
8111 * configure, Makefile.in, config.in: Rebuild.
8113 * merge.cc (do_add_input_section): Correct pend value. Change
8114 message about last entry not being null terminated from error to
8117 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8119 * incremental.cc: New file.
8120 * Makefile.am (CCFILES): Add incremental.cc.
8121 * Makefile.in: Rebuild.
8123 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8125 * layout.cc (Layout::output_section_name): Preserve names
8126 of '.note.' sections.
8128 2009-03-19 Ian Lance Taylor <iant@google.com>
8130 * descriptors.cc (Descriptors::open): Check that the options are
8131 valid before using them.
8133 2009-03-18 Ian Lance Taylor <iant@google.com>
8135 * script-sections.h: Include <list>.
8136 (class Script_sections): Change Sections_elements from std::vector
8137 to std::list. Typedef public Elements_iterator. Add
8138 orphan_section_placement_, data_segment_align_start_, and
8139 saw_data_segment_align_ fields. Remove data_segment_align_index_
8141 * script-sections.cc (class Orphan_section_placement): New class.
8142 (class Sections_element): Add virtual functions is_relro and
8143 orphan_section_init. Remove virtual function place_orphan_here.
8144 (class Output_section_definition): Add is_relro and
8145 orphan_section_init. Remove place_orphan_here.
8146 (class Orphan_output_section): Likewise.
8147 (Script_sections::Script_sections): Update for field changes.
8148 (Script_sections::data_segment_align): Set saw_data_segment_align_
8149 and data_segment_align_start_, not data_segment_align_index.
8150 (Script_sections::data_segment_relro_end): Check
8151 saw_data_segment_align_. Use data_segment_align_start_ rather
8152 than data_segment_align_index_.
8153 (Script_sections::place_orphan): Rewrite to use
8154 Orphan_section_placement.
8156 2009-03-17 Ian Lance Taylor <iant@google.com>
8158 * archive.cc (Archive::add_symbols): Check for a version attached
8159 to the symbol name in the archive map.
8160 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8161 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8162 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8163 (ver_test_11.a): New target.
8164 * testsuite/Makefile.in: Rebuild.
8166 * configure.ac: Check for chsize and posix_fallocate. Replace
8168 * ftruncate.c: New file, from gnulib.
8169 * output.cc (posix_fallocate): Define dummy version if not
8170 HAVE_POSIX_FALLOCATE.
8171 (Output_file::map): Call posix_fallocate rather than lseek and
8173 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8174 * configure, Makefile.in, config.in: Rebuild.
8176 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8178 * layout.h (Layout::create_note): Add section_name parameter.
8179 * layout.cc (Layout::create_note): Likewise.
8180 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8182 2009-03-17 Ian Lance Taylor <iant@google.com>
8184 * descriptors.cc: Include "options.h".
8185 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8186 (Descriptors::open): Always use O_CLOEXEC when opening a new
8187 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8188 then set FD_CLOEXEC.
8190 * sparc.cc (class Target_sparc): Add has_got_section.
8191 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8192 make sure we have a GOT section.
8194 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8195 (Target_sparc::Scan::local): Likewise.
8196 (Target_sparc::Scan::global): Likewise.
8197 (Target_sparc::Relocate::relocate): Likewise.
8198 (Target_sparc::Relocate::relocate_tls): Likewise.
8200 * symtab.cc (Symbol_table::define_default_version): New function,
8201 broken out of add_from_object.
8202 (Symbol_table::add_from_object): Call define_default_version.
8203 (Symbol_table::define_special_symbol): Add resolve_oldsym
8204 parameter. Change all callers. If the version for a symbol comes
8205 from a version script, resolve it with the symbol with the same
8206 name with no version. Also add the symbol without a version if
8208 (do_define_in_output_data): If resolving with oldsym, don't delete
8210 (do_define_in_output_segment): Likewise.
8211 (do_define_as_constant): Likewise.
8212 * symtab.h (class Symbol_table): Update declarations.
8214 2009-03-13 Ian Lance Taylor <iant@google.com>
8216 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8217 (Read_symbols::requeue): New function.
8218 (Read_symbols::do_read_symbols): If make_elf_object fails because
8219 the target type is not configured, and the file was searched for,
8220 issue a warning and retry with the next directory.
8221 (Add_symbols::run): If the file has an incompatible format, and
8222 it was searched for, requeue the Read_symbols task. On error,
8224 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8225 dirindex parameter to constructor. Change all callers. Declare
8226 incompatible_warning and requeue.
8227 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8228 input_argument_ and input_group_ fields. Add them to
8229 constructor. Change all callers.
8230 (class Read_script): Add dirindex_ field. Add it to constructor.
8232 * archive.cc (Archive::setup): Remove input_objects parameter.
8234 (Archive::get_file_and_offset): Likewise.
8235 (Archive::read_all_symbols): Likewise.
8236 (Archive::read_symbols): Likewise.
8237 (Archive::get_elf_object_for_member): Remove input_objects
8238 parameter. Add punconfigured parameter. Change all callers.
8239 (Archive::add_symbols): Change return type to bool. Check return
8240 value of include_member.
8241 (Archive::include_all_members): Likewise.
8242 (Archive::include_member): Change return type to bool. Return
8243 false if first included object has incompatible target. Set
8244 included_member_ field.
8245 (Add_archive_symbols::run): If add_symbols returns false, requeue
8247 * archive.h (class Archive): Add included_member_ field.
8248 Initialize it in constructor. Add input_file and searched_for
8249 methods. Update declarations.
8250 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8251 input_argument_ fields. Add them to constructor. Change all
8253 * script.cc: Include "target-select.h".
8254 (class Parser_closure): Add skip_on_incompatible_target_ and
8255 found_incompatible_target_ fields. Add
8256 skip_on_incompatible_target parameter to constructor. Change all
8257 callers. Add methods skip_on_incompatible_target,
8258 clear_skip_on_incompatible_target, found_incompatible_target, and
8259 set_found_incompatible_target.
8260 (read_input_script): Add dirindex parameter. Change all callers.
8261 If parser finds an incompatible target, requeue Read_symbols
8263 (script_set_symbol): Clear skip_on_incompatible_target in
8265 (script_add_assertion, script_parse_option): Likewise.
8266 (script_start_sections, script_add_phdr): Likewise.
8267 (script_check_output_format): New function.
8268 * script.h (read_input_script): Update declaration.
8269 * script-c.h (script_check_output_format): Declare.
8270 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8271 (ignore_cmd): Remove OUTPUT_FORMAT.
8272 * fileread.cc (Input_file::Input_file): Add explicit this.
8273 (Input_file::will_search_for): New function.
8274 (Input_file::open): Add pindex parameter. Change all callers.
8275 * fileread.h (class Input_file): Add input_file_argument method.
8276 Declare will_search_for. Update declarations.
8277 * object.cc (make_elf_object): Add punconfigured parameter.
8279 * object.h (class Object): Make input_file public. Add
8280 searched_for method.
8281 (make_elf_object): Update declaration.
8282 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8284 * dirsearch.h (class Dirsearch): Update declaration.
8285 * options.h (class General_options): Add --warn-search-mismatch.
8286 * parameters.cc (Parameters::is_compatible_target): New function.
8287 * parameters.h (class Parameters): Declare is_compatible_target.
8288 * workqueue.cc (Workqueue::add_blocker): New function.
8289 * workqueue.h (class Workqueue): Declare add_blocker.
8291 * fileread.cc (Input_file::open): Remove options parameter.
8293 (Input_file::open_binary): Likewise.
8294 * script.cc (read_input_script): Likewise.
8295 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8296 options parameter from constructor. Change all callers.
8297 (class Read_script): Likewise.
8298 * fileread.h (class Input_file): Update declarations.
8299 * script.h (read_input_script): Update declaration.
8301 2009-03-10 Nick Clifton <nickc@redhat.com>
8303 * po/es.po: New Spanish translation.
8305 2009-03-06 Cary Coutant <ccoutant@google.com>
8307 * options.cc (parse_short_option): Keep dash_z from registering itself.
8309 2009-03-03 Ian Lance Taylor <iant@google.com>
8312 * target-reloc.h (relocate_section): Pass output_section to
8314 * i386.cc (Target_i386::should_apply_static_reloc): Add
8315 output_section parameter. Change all callers.
8316 (Target_i386::Relocate::relocate): Add output_section parameter.
8317 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8318 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8319 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8320 * testsuite/two_file_shared.sh: New script.
8321 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8322 (check_DATA): Add two_file_shared.dbg.
8323 (two_file_shared.dbg): New target.
8324 * testsuite/Makefile.in: Rebuild.
8326 2009-03-01 Ian Lance Taylor <iant@google.com>
8328 * configure.ac: Check for byteswap.h.
8329 * configure: Rebuild.
8330 * config.in: Rebuild.
8332 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8334 * layout.cc (Layout::find_or_add_kept_section): New function.
8335 (Layout::add_comdat): Removed.
8336 * layout.h (struct Kept_section): Move out of class Layout.
8337 Remove trailing underscores from field names. Add group_sections
8338 field. Rename group_ field to is_group. Change all uses.
8339 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8340 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8341 comdat_groups_ field.
8342 (Sized_relobj::include_section_group): Use
8343 find_or_add_kept_section and Kept_section::group_sections.
8344 (Sized_relobj::include_linkonce_section): Likewise.
8345 * object.cc (class Sized_relobj): Don't define Comdat_group or
8346 Comdat_group_table. Remove find_comdat_group and
8347 add_comdat_group. Remove comdat_groups_ field.
8348 * plugin.cc (include_comdat_group): Use
8349 Layout::find_or_add_kept_section.
8351 2009-02-28 Ian Lance Taylor <iant@google.com>
8353 * README: --gc-sections and map files are now supported. Document
8354 some build requirements.
8357 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8358 relocatable link set the value of the section symbol to zero.
8359 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8360 relocatable link don't include the section address in the local
8363 2009-02-27 Ian Lance Taylor <iant@google.com>
8366 * options.h (class Search_directory): Add is_system_directory.
8367 (class General_options): Declare is_in_system_directory.
8368 * options.cc (get_relative_sysroot): Make static.
8369 (get_default_sysroot): Make static.
8370 (General_optoins::is_in_system_directory): New function.
8371 * fileread.cc (Input_file::is_in_system_directory): New function.
8372 * fileread.h (class Input_file): Declare is_in_system_directory.
8373 * object.h (class Object): Add is_in_system_directory.
8374 (class Input_objects): Remove system_library_directory_ field.
8375 * object.cc (Input_objects::add_object): Don't set
8376 system_library_directory_.
8377 (input_objects::found_in_system_library_directory): Remove.
8378 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8379 parameter. Change all callers.
8380 (Symbol_table::sized_write_globals): Likewise.
8381 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8382 Call Object::is_in_system_directory.
8383 * symtab.h (class Symbol_table): Update declarations.
8386 * descriptors.h (Open_descriptor): Add is_on_stack field.
8387 * descriptors.cc (Descriptors::open): If the descriptor is on the
8388 top of the stack, remove it. Initialize is_on_stack field.
8389 (Descriptors::release): Only add pod to stack if it is not on the
8391 (Descriptors::close_some_descriptor): Clear stack_next and
8395 * output.cc (Output_section::find_starting_output_address): Rename
8396 from starting_output_address; add PADDR parameter; change return
8398 * output.h (class Output_section): Declare
8399 find_starting_output_address instead of starting_output_address.
8400 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8401 section symbol for which we can't find a merge section.
8404 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8405 hidden or internal, force the symbol to be local.
8406 * resolve.cc (Symbol::override_visibility): Define.
8407 (Symbol::override_base): Use override_visibility.
8408 (Symbol_table::resolve): Likewise.
8409 (Symbol::override_base_with_special): Likewise.
8410 (Symbol_table::override_with_special): If the visibility is hidden
8411 or internal, force the symbol to be local.
8412 * symtab.h (class Symbol): Add set_visibility and
8413 override_visibility.
8414 * testsuite/ver_test_1.sh: New file.
8415 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8416 (check_DATA): Add ver_test_1.syms.
8417 (ver_test_1.syms): New target.
8418 * testsuite/Makefile.in: Rebuild.
8420 2009-02-25 Cary Coutant <ccoutant@google.com>
8422 * layout.cc (Layout::choose_output_section): Don't rename sections
8423 when using a linker script that has a SECTIONS clause.
8424 * Makefile.in: Regenerate.
8426 * testsuite/Makefile.am (script_test_5.sh): New test case.
8427 * testsuite/Makefile.in: Regenerate.
8428 * testsuite/script_test_5.cc: New file.
8429 * testsuite/script_test_5.sh: New file.
8430 * testsuite/script_test_5.t: New file.
8432 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8434 * archive.cc (Archive::include_member): Update calls to add_symbols.
8435 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8436 the Layout argument.
8437 * dynobj.h (do_add_symbols): Add the Layout argument.
8438 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8440 * object.h (Object::add_symbols): Add the Layout argument.
8441 (Object::do_add_symbols): Add the Layout argument.
8442 (Sized_relobj::do_add_symbols): Add the Layout argument.
8443 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8444 Unify the two versions.
8445 (Add_plugin_symbols): Remove.
8446 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8447 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8448 (Add_plugin_symbols): Remove.
8449 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8450 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8451 (Add_symbols::run): Make it work with Pulginobj.
8453 2009-02-06 Ian Lance Taylor <iant@google.com>
8455 * object.cc (Sized_relobj::do_layout): Make info message start
8456 with lower case letter.
8458 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8460 * binary.cc: Fix file comment.
8462 * options.h (enum Incremental_disposition): Define.
8463 (class General_options): Add new options: --incremental,
8464 --incremental_changed, --incremental_unchanged,
8465 --incremental_unknown. Add incremental_disposition_ and
8466 implicit_incremental_ fields.
8467 (General_options::incremental_disposition): New function.
8468 (class Position_dependent_options): Add incremental_disposition
8470 (Position_dependent_options::copy_from_options): Set incremental
8472 * options.cc (General_options::parse_incremental_changed): New
8474 (General_options::parse_incremental_unchanged): New function.
8475 (General_options::parse_incremental_unknown): New function.
8476 (General_options::General_options): Initialize new fields
8477 incremental_disposition_ and implicit_incremental_.
8478 (General_options::finalize): Check for uasge of --incremental-*
8479 without --incremental.
8481 2009-02-06 Chris Demetriou <cgd@google.com>
8483 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8484 pointer and to report location as the file name associated with
8486 (gold_undefined_symbol_at_location): New function to replace the
8487 old gold_undefined_symbol functionality.
8488 * target-reloc.h (relocate_section): Update to use
8489 gold_undefined_symbol_at_location.
8490 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8491 Call gold_undefined_symbol function rather than gold_error.
8492 * errors.h (Errors::undefined_symbol): Take location as a
8493 string, rather than calculating it from a relocation.
8494 * errors.cc (Errors::fatal): Print "fatal error:" before the
8496 (Errors::error, Errors::error_at_location): Print "error: "
8497 before the formatted message.
8498 (Errors::undefined_symbol): Take location as a string, rather
8499 than calculating it from a relocation.
8500 (gold_undefined_symbol_at_location): New function akin to
8501 old gold_undefined_symbol, calculates location from relocation.
8502 (gold_undefined_symbol): Change to take only a Symbol pointer
8503 and to report location as the file name associated with the symbol.
8504 * testsuite/debug_msg.sh: Update for changed error messages.
8505 * testsuite/undef_symbol.sh: Likewise.
8507 2009-02-04 Duncan Sands <baldrick@free.fr>
8510 * reduced_debug_output.h
8511 (Output_reduced_debug_abbrev_section::failed): Use format for
8513 (Output_reduced_debug_info_section::faild): Likewise.
8515 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8517 * script.cc (Lazy_demangler): New class.
8518 (Version_script_info::get_symbol_version_helper): Demangle a
8521 2009-01-29 Cary Coutant <ccoutant@google.com>
8523 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8525 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8527 2009-01-28 Ian Lance Taylor <iant@google.com>
8529 * version.cc (version_string): Bump to 1.9.
8531 * gold.h: Include <cstring> and <stdint.h>.
8532 * version.cc: Include <cstdio>.
8533 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8535 * reduced_debug_output.cc (insert_into_vector): Rename from
8536 Insert_into_vector; change all callers. Use Swap_unaligned to
8537 avoid aliasing issue; remove union since it is unnecessary.
8539 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8541 * Makefile.am (CCFILES): Add gc.cc.
8543 * Makefile.in: Regenerate.
8544 * gold.cc (Gc_runner): New class.
8545 (queue_initial_tasks): Call garbage collection related tasks
8546 when corresponding options are invoked.
8547 (queue_middle_gc_tasks): New function.
8548 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8549 processed early before laying out sections during garbage collection.
8550 * gold.h (queue_middle_gc_tasks): New function.
8551 (is_prefix_of): Move from "layout.cc".
8552 * i386.cc (Target_i386::gc_process_relocs): New function.
8553 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8554 * main.cc (main): Create object of class "Garbage_collection".
8555 * object.cc (Relobj::copy_symbols_data): New function.
8556 (Relobj::is_section_name_included): New function.
8557 (Sized_relobj::do_layout): Allow this function to be called twice
8558 during garbage collection and defer layout of section during the
8560 * object.h (Relobj::get_symbols_data): New function.
8561 (Relobj::is_section_name_included): New function.
8562 (Relobj::copy_symbols_data): New function.
8563 (Relobj::set_symbols_data): New function.
8564 (Relobj::get_relocs_data): New function.
8565 (Relobj::set_relocs_data): New function.
8566 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8567 (Relobj::gc_process_relocs): New function.
8568 (Relobj::do_gc_process_relocs): New pure virtual function.
8569 (Relobj::sd_): New data member.
8570 (Sized_relobj::is_output_section_offset_invalid): New function.
8571 (Sized_relobj::do_gc_process_relocs): New function.
8572 * options.h (General_options::gc_sections): Modify to not be a no-op.
8573 (General_options::print_gc_sections): New option.
8574 * plugin.cc (Plugin_finish::run): Remove function call to
8575 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8576 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8577 * reloc.cc (Read_relocs::run): Add task to process relocs and
8578 determine unreferenced sections when doing garbage collection.
8579 (Gc_process_relocs): New class.
8580 (Sized_relobj::do_gc_process_relocs): New function.
8581 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8582 sections that are garbage collected.
8583 * reloc.h (Gc_process_relocs): New class.
8584 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8585 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8586 symbols whose corresponding sections are garbage collected.
8587 (Symbol_table::Symbol_table): Add new parameter for the garbage
8589 (Symbol_table::gc_mark_undef_symbols): New function.
8590 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8591 (Symbol_table::gc_mark_dyn_syms): New function.
8592 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8594 (Symbol_table::add_from_object): Likewise.
8595 (Symbol_table::add_from_relobj): When building shared objects, do not
8596 treat externally visible symbols as garbage.
8597 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8598 table information for static and relocatable links.
8599 * symtab.h (Symbol_table::set_gc): New function.
8600 (Symbol_table::gc): New function.
8601 (Symbol_table::gc_mark_undef_symbols): New function.
8602 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8603 (Symbol_table::gc_mark_dyn_syms): New function.
8604 (Symbol_table::gc_): New data member.
8605 * target.h (Sized_target::gc_process_relocs): New pure virtual
8607 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8608 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8610 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8612 * options.h (General_options::gc_sections): Define as a no-op for now.
8613 (General_options::no_keep_memory): Ditto.
8614 (General_options::Bshareable): Define.
8615 * options.cc (General_options::finalize): Honor -Bshareable.
8617 2009-01-20 Andreas Schwab <schwab@suse.de>
8619 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8620 read the value in the contents, since we don't use it. Use the
8621 template endianness when writing.
8622 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8624 2009-01-19 Andreas Schwab <schwab@suse.de>
8626 * configure.tgt (powerpc64-*): Fix targ_obj.
8628 2009-01-15 Ian Lance Taylor <iant@google.com>
8630 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8631 local symbols when stripping all symbols.
8633 2009-01-14 Cary Coutant <ccoutant@google.com>
8635 * output.cc (Output_reloc): Add explicit instantiations.
8637 2009-01-14 Cary Coutant <ccoutant@google.com>
8639 * archive.cc (Archive::get_elf_object_for_member): Remove call
8640 to File_read::claim_for_plugin.
8641 * descriptors.cc (Descriptors::open): Remove reference to
8643 (Descriptors::claim_for_plugin): Remove.
8644 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8645 (Descriptors::is_claimed): Remove.
8646 (claim_descriptor_for_plugin): Remove.
8647 * fileread.cc (File_read::claim_for_plugin): Remove.
8648 * fileread.h (File_read::claim_for_plugin): Remove.
8649 (File_read::descriptor): Reopen descriptor if necessary.
8650 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8651 (Plugin_manager::all_symbols_read): Add task parameter. Change
8653 (Plugin_manager::get_input_file): New function.
8654 (Plugin_manager::release_input_file): New function.
8655 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8656 corresponding data member.
8657 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8658 and pass to base constructor. Change all callers.
8659 (get_input_file, release_input_file): New functions.
8660 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8661 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8662 (Plugin_manager::all_symbols_read): Add task parameter.
8663 (Plugin_manager::get_input_file): New function.
8664 (Plugin_manager::release_input_file): New function.
8665 (Plugin_manager::task_): New data member.
8666 (Pluginobj::Pluginobj): Add filesize parameter.
8667 (Pluginobj::filename): New function.
8668 (Pluginobj::descriptor): New function.
8669 (Pluginobj::filesize): New function.
8670 (Pluginobj::filesize_): New data member.
8671 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8672 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8673 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8675 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8676 with archive libraries.
8677 * testsuite/Makefile.in: Regenerate.
8678 * testsuite/plugin_test.c (struct sym_info): New type.
8679 (get_input_file, release_input_file): New static variables.
8680 (onload): Capture new transfer vector entries.
8681 (claim_file_hook): Stop reading at end of file according to filesize.
8682 Factor out parsing of readelf output into separate function.
8683 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8684 APIs and get the source file name from the symbol table. Convert
8685 source file name to corresponding object file name. Print info
8686 message when adding new input files.
8687 (parse_readelf_line): New function.
8688 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8689 * testsuite/plugin_test_2.sh: Likewise.
8690 * testsuite/plugin_test_3.sh: Likewise.
8691 * testsuite/plugin_test_4.sh: New test case.
8693 2009-01-07 Ian Lance Taylor <iant@google.com>
8695 * version.cc (version_string): Bump to 1.8.
8697 2008-12-23 Cary Coutant <ccoutant@google.com>
8699 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8700 * plugin.cc (Plugin_manager::finish): Rename as
8701 layout_deferred_objects. Move cleanup to separate function.
8702 (Plugin_manager::cleanup): New function.
8703 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8705 * plugin.h (Plugin_manager::finish): Rename as
8706 layout_deferred_objects.
8707 (Plugin_manager::cleanup): New function.
8708 (Plugin_manager::cleanup_done): New field.
8710 2008-12-23 Cary Coutant <ccoutant@google.com>
8712 * plugin.cc (is_visible_from_outside): New function.
8713 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8714 so we don't return "IR only" status for exported symbols or -r links.
8716 * testsuite/Makefile.am (plugin_test_3): New test case.
8717 * testsuite/Makefile.in: Regenerate.
8718 * testsuite/plugin_test_3.sh: New file.
8720 2008-12-22 Cary Coutant <ccoutant@google.com>
8722 * object.cc (Sized_relobj::layout_section): New function.
8723 (Sized_relobj::do_layout): Defer layout of input sections until after
8724 plugin has provided replacement files.
8725 (Sized_relobj::do_layout_deferred_sections): New function.
8726 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8727 (Relobj::layout_deferred_sections): New function.
8728 (Relobj::do_layout_deferred_sections): New function.
8729 (Sized_relobj::do_layout_deferred_sections): New function.
8730 (Sized_relobj::layout_section): New function.
8731 (Sized_relobj::Deferred_layout): New structure.
8732 (Sized_relobj::deferred_layout_): New field.
8733 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8734 Change all callers. Layout deferred sections.
8735 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8737 (Plugin_hook::run): Move code from do_plugin_hook inline.
8738 (Plugin_hook::do_plugin_hook): Remove.
8739 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8740 (Plugin_manager::finish): Renamed, was cleanup.
8741 (Plugin_manager::should_defer_layout): New function.
8742 (Plugin_manager::add_deferred_layout_object): New function.
8743 (Plugin_manager::Deferred_layout_list): New type.
8744 (Plugin_manager::deferred_layout_objects_): New field.
8745 (Plugin_hook::do_plugin_hook): Remove.
8747 2008-12-17 Ian Lance Taylor <iant@google.com>
8749 * options.h (class General_options): Add --no case for
8752 2008-12-16 Cary Coutant <ccoutant@google.com>
8754 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8756 (Plugin_manager::claim_file): Create plugin object even if
8757 plugin did not call the add_symbols callback.
8758 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8759 asking for more symbols than were added.
8760 * testsuite/Makefile.am (plugin_test_1): Add test case with
8762 (empty.syms): New target.
8763 * testsuite/Makefile.in: Regenerate.
8764 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8765 message. Don't call add_symbols if no globals.
8766 (all_symbols_read_hook): Don't provide replacement for empty
8769 2008-12-12 Ian Lance Taylor <iant@google.com>
8771 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8772 r_type == 0 for a local symbol with r_sym == 0.
8773 (scan_relocatable_relocs): Pass r_sym to
8774 local_non_section_strategy.
8775 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8778 * configure.ac: Update test for TLS descriptors: they are
8779 supported as of glibc 2.9.
8780 * configure: Rebuild.
8782 2008-12-11 Ian Lance Taylor <iant@google.com>
8785 * target-reloc.h (Default_scan_relocatable_relocs): For each
8786 function, map r_type == 0 to RELOC_DISCARD.
8788 2008-12-10 Cary Coutant <ccoutant@google.com>
8790 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8791 object to override a kept COMDAT group from a plugin object.
8793 2008-12-09 Ian Lance Taylor <iant@google.com>
8796 * yyscript.y (file_cmd): Handle INPUT.
8798 * testsuite/initpri1.c: Change all declarations to be full
8799 prototypes by adding void, to avoid compiler warnings.
8801 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8803 * options.cc (General_options::parse_plugin_opt): New.
8804 (General_options::add_plugin): The argument now is just the filename.
8805 (General_options::add_plugin_option): New.
8806 * options.h (plugin_opt): New.
8807 (add_plugin): Change argument name.
8808 (add_plugin_option): New.
8809 * plugin.cc (Plugin::load): Don't parse the plugin option.
8810 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8811 (Plugin::add_option): New.
8812 (Plugin::args_): Change type.
8813 (Plugin::filename_): New.
8814 (Plugin_manager::add_plugin_option): New.
8815 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8816 * testsuite/Makefile.in: Regenerate.
8818 2008-12-05 Cary Coutant <ccoutant@google.com>
8820 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8821 Handle --strip-lto-sections option.
8822 * options.h (strip_lto_sections): New option.
8824 2008-12-01 Cary Coutant <ccoutant@google.com>
8826 * plugin.cc (ld_plugin_message): Change format parameter to const.
8827 Fix mismatch between new[] and delete.
8829 2008-11-14 Cary Coutant <ccoutant@google.com>
8831 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8834 2008-11-05 Craig Silverstein <csilvers@google.com>
8836 * options.cc (General_options::parse_dynamic_list): New function.
8837 * options.h (General_options): New flags dynamic_list,
8838 dynamic_list_data, dynamic_list_cpp_new, and
8839 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8840 (General_options::in_dynamic_list): New function.
8841 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8842 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8843 (Lex::can_continue_name): Likewise.
8845 (read_script_file): New parameter script_options.
8846 (read_dynamic_list): New function.
8847 (Script_options::define_dynamic_list): New function.
8848 (dynamic_list_keyword_parsecodes): New variable.
8849 (dynamic_list_keywords): New variable.
8850 * script.h (Script_options::define_dynamic_list): New function
8852 (read_dynamic_list): New function prototype.
8853 * symtab.cc (strprefix): New macro.
8854 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8855 dynamic_list_data, dynamic_list_cpp_new, and
8856 dynamic_list_cpp_typeinfo.
8857 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8858 (dynamic_list_expr): New rule.
8859 (dynamic_list_nodes): Likewise.
8860 (dynamic_list_node): Likewise.
8861 * testsuite/Makefile.am (dynamic_list): New test.
8862 * testsuite/Makefile.in: Regenerated.
8863 * testsuite/dynamic_list.t: New file.
8864 * testsuite/dynamic_list.sh: New file.
8866 2008-11-05 Craig Silverstein <csilvers@google.com>
8868 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8869 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8870 (t11_last): Likewise.
8871 * testsuite/ver_test_6.c (main): Likewise.
8873 2008-10-07 Cary Coutant <ccoutant@google.com>
8875 * options.c (General_options::finalize): Add check for -static and
8877 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8880 2008-10-02 Cary Coutant <ccoutant@google.com>
8882 * plugin.cc (make_sized_plugin_object): Fix conditional
8883 compilation to work when not all targets are enabled.
8885 2008-09-29 Cary Coutant <ccoutant@google.com>
8887 * archive.cc (Archive::get_file_and_offset): Use filename instead
8888 of name to get library path.
8889 (Archive::include_member): Unlock external member of a thin archive.
8891 * testsuite/Makefile.am (TEST_AR): New variable.
8892 (thin_archive_test_1): New test.
8893 (thin_archive_test_2): New test.
8894 * testsuite/Makefile.in: Regenerate.
8895 * testsuite/thin_archive_main.cc: New file.
8896 * testsuite/thin_archive_test_1.cc: New file.
8897 * testsuite/thin_archive_test_2.cc: New file.
8898 * testsuite/thin_archive_test_3.cc: New file.
8899 * testsuite/thin_archive_test_4.cc: New file.
8901 2008-09-29 Cary Coutant <ccoutant@google.com>
8903 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8904 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8906 (Sized_relobj::do_finalize_local_symbols): Likewise.
8907 (Sized_relobj::map_to_kept_section): Likewise.
8908 * object.h (Sized_relobj::invalid_address): New constant.
8909 (Sized_relobj::do_output_section_offset): Check for invalid_address
8911 * output.cc (Output_reloc::local_section_offset): Use constant
8912 invalid_address instead of -1U.
8913 (Output_reloc::get_address): Likewise.
8914 (Output_section::output_address): Change -1U to -1ULL.
8915 * output.h (Output_reloc::invalid_address): New constant.
8916 * reloc.cc (Sized_relobj::write_sections): Use constant
8917 invalid_address instead of -1U.
8918 (Sized_relobj::relocate_sections): Likewise.
8919 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8920 values for merge sections.
8921 * target-reloc.h (relocate_for_relocatable): Use constant
8922 invalid_address instead of -1U.
8924 2008-09-19 Cary Coutant <ccoutant@google.com>
8926 Add plugin functionality for link-time optimization (LTO).
8927 * configure.ac (plugins): Add --enable-plugins option.
8928 * configure: Regenerate.
8929 * config.in: Regenerate.
8930 * Makefile.am (LIBDL): New variable.
8931 (CCFILES): Add plugin.cc.
8932 (HFILES): Add plugin.h.
8933 (ldadd_var): Add LIBDL.
8934 * Makefile.in: Regenerate.
8936 * archive.cc: Include "plugin.h".
8937 (Archive::setup): Don't preread archive symbols when using a plugin.
8938 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8939 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8941 (Archive::include_member): Add symbols from plugin objects.
8942 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8943 * descriptors.cc (Descriptors::open): Check for file descriptors
8944 abandoned by plugins.
8945 (Descriptors::claim_for_plugin): New function.
8946 * descriptors.h (Descriptors::claim_for_plugin): New function.
8947 (Open_descriptor::is_claimed): New field.
8948 (claim_descriptor_for_plugin): New function.
8949 * fileread.cc (File_read::claim_for_plugin): New function.
8950 * fileread.h (File_read::claim_for_plugin): New function.
8951 (File_read::descriptor): New function.
8952 * gold.cc: Include "plugin.h".
8953 (queue_initial_tasks): Add task to call plugin hooks for generating
8955 * main.cc: Include "plugin.h".
8956 (main): Load plugin libraries.
8957 * object.h (Pluginobj): Declare.
8958 (Object::pluginobj): New function.
8959 (Object::do_pluginobj): New function.
8960 (Object::set_target): New function.
8961 * options.cc: Include "plugin.h".
8962 (General_options::parse_plugin): New function.
8963 (General_options::General_options): Initialize plugins_ field.
8964 (General_options::add_plugin): New function.
8965 * options.h (Plugin_manager): Declare.
8966 (General_options): Add --plugin option.
8967 (General_options::has_plugins): New function.
8968 (General_options::plugins): New function.
8969 (General_options::add_plugin): New function.
8970 (General_options::plugins_): New field.
8971 * plugin.cc: New file.
8972 * plugin.h: New file.
8973 * readsyms.cc: Include "plugin.h".
8974 (Read_symbols::do_read_symbols): Check for archive before checking
8975 for ELF file. Call plugin hooks to claim files.
8976 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8977 from a real object file; force override when processing replacement
8979 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8980 (Symbol::init_base_object): Likewise.
8981 (Symbol::init_base_output_data): Likewise.
8982 (Symbol::init_base_output_segment): Likewise.
8983 (Symbol::init_base_constant): Likewise.
8984 (Symbol::init_base_undefined): Likewise.
8985 (Symbol::output_section): Assert that object is not a plugin.
8986 (Symbol_table::add_from_pluginobj): New function.
8987 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8989 (Symbol_table::sized_write_globals): Likewise.
8990 (Symbol_table::add_from_pluginobj): Instantiate template.
8991 * symtab.h (Sized_pluginobj): Declare.
8992 (Symbol::in_real_elf): New function.
8993 (Symbol::set_in_real_elf): New function.
8994 (Symbol::in_real_elf_): New field.
8995 (Symbol_table::add_from_pluginobj): New function.
8997 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8998 (LIBDL): New variable.
9000 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9001 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9002 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9003 (MOSTLYCLEANFILES): Likewise.
9004 * testsuite/Makefile.in: Regenerate.
9005 * testsuite/plugin_test.c: New file.
9006 * testsuite/plugin_test_1.sh: New file.
9007 * testsuite/plugin_test_2.sh: New file.
9009 2008-09-16 Ian Lance Taylor <iant@google.com>
9011 * target-reloc.h (relocate_section): Check whether a symbol is
9012 defined by the ABI before reporting an undefined symbol error.
9013 * target.h (Target::is_defined_by_abi): Make parameter const.
9014 (Target::do_is_defined_by_abi): Likewise.
9015 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9016 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9017 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9018 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9019 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9020 * testsuite/Makefile.in: Rebuild.
9022 * fileread.cc (make_view): Add casts to avoid warning.
9024 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9026 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9027 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9029 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9031 * options.h (General_options::output_is_executable): New.
9032 (General_options::output_is_pie): New.
9033 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9034 for shared libraries.
9035 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9037 2008-09-11 Chris Demetriou <cgd@google.com>
9039 * options.h (origin): New -z option.
9040 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9041 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9044 2008-09-05 Cary Coutant <ccoutant@google.com>
9046 * fileread.cc (File_read::make_view): Add check for attempt to map
9049 2008-09-05 Cary Coutant <ccoutant@google.com>
9051 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9052 explicit instantiations.
9054 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9057 * options.cc (General_options::finalize): Allow undefined symbols
9058 in shlibs if linking -shared.
9061 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9062 symbols as not needing a dynsym entry.
9064 2008-08-20 Craig Silverstein <csilvers@google.com>
9066 * fileread.cc (File_read::open): Do not lock the file unless it
9067 was successfully opened.
9069 2008-08-14 Cary Coutant <ccoutant@google.com>
9071 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9072 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9073 * testsuite/tls_test.cc (struct int128): 128-bit struct
9074 for testing TLS relocs with non-zero addend.
9075 (v12): New TLS variable.
9077 (t_last): Add check for v12.
9078 * testsuite/tls_test.h (t12): New function.
9079 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9081 2008-08-13 Ian Lance Taylor <iant@google.com>
9083 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9084 set tls_segment_ or relro_segment_.
9085 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9087 * output.h (Output_section::clear_is_relro): New function.
9088 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9089 sections specially even when output_data_ is empty.
9090 (Output_segment::maximum_alignment): When first section is relro,
9091 only force alignment for PT_LOAD segments.
9092 * script.cc (script_data_segment_align): New function.
9093 (script_data_segment_relro_end): New function.
9094 * script-c.h (script_data_segment_align): Declare.
9095 (script_data_segment_relro_end): Declare.
9096 * script-sections.h (class Script_sections): Declare
9097 data_segment_align and data_segment_relro_end. Add fields
9098 segment_align_index_ and saw_relro_end_.
9099 * script-sections.cc (class Sections_element): Add set_is_relro
9100 virtual function. Add new bool* parameter to place_orphan_here.
9101 Add get_output_section virtual function.
9102 (class Output_section_definition): Add set_is_relro. Add new
9103 bool* parameter to place_orphan_here. Add get_output_section.
9104 Add is_relro_ field.
9105 (Output_section_definition::Output_section_definition): Initialize
9106 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9107 and is_relro_ fields.
9108 (Output_section_definition::place_orphan_here): Add is_relro
9110 (Output_section_definition::set_section_addresses): Set relro for
9112 (Output_section_definition::alternate_constraint): Likewise.
9113 (class Orphan_output_section): Add new bool* parameter to
9114 place_orphan_here. Add get_output_section.
9115 (Orphan_output_section::place_orphan_here): Add is_relro
9117 (Script_sections::Script_sections): Initialize
9118 data_segment_align_index_ and saw_relro_end_.
9119 (Script_sections::data_segment_align): New function.
9120 (Script_sections::data_segment_relro_end): New function.
9121 (Script_sections::place_orphan): Set or clear is_relro.
9122 (Script_sections::set_section_addresses): Force alignment of first
9124 * yyscript.y (exp): Call script_data_segment_align and
9125 script_data_segment_relro_end.
9126 * testsuite/relro_script_test.t: New file.
9127 * testsuite/relro_test.cc (using_script): Declare.
9128 (t1, t2): Test using_script.
9129 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9130 (relro_script_test_SOURCES): Define.
9131 (relro_script_test_DEPENDENCIES): Define.
9132 (relro_script_test_LDFLAGS): Define.
9133 (relro_script_test_LDADD): Define.
9134 (relro_script_test.so): New target.
9135 * testsuite/Makefile.in: Rebuild.
9137 2008-08-06 Cary Coutant <ccoutant@google.com>
9139 * archive.cc (Archive::total_archives, Archive::total_members)
9140 (Archive::total_members_loaded): New variables.
9141 (Archive::setup): Add parameter. Add option to preread
9143 (Archive::read_armap): Add counter.
9144 (Archive::get_file_and_offset): New function.
9145 (Archive::get_elf_object_for_member): New function.
9146 (Archive::read_all_symbols): New function.
9147 (Archive::read_symbols): New function.
9148 (Archive::add_symbols): Add counters.
9149 (Archive::include_all_members): Use armap to find members if it's
9151 (Archive::include_member): Skip reading symbols if already read.
9152 Factored code into Archive::get_file_and_offset and
9153 Archive::get_elf_object_for_member. Changed call to
9154 Mapfile::report_include_archive_member.
9155 (Archive::print_stats): New function.
9156 * archive.h: Declare Object and Read_symbols_data classes.
9157 (Archive::Archive): Add initializers for new members.
9158 (Archive::setup): Add parameter.
9159 (Archive::print_stats): New function.
9160 (Archive::total_archives, Archive::total_members)
9161 (Archive::total_members_loaded): New variables.
9162 (Archive::get_file_and_offset): New function.
9163 (Archive::get_elf_object_for_member): New function.
9164 (Archive::read_all_symbols): New function.
9165 (Archive::read_symbols): New function.
9166 (Archive::Archive_member): New class.
9167 (Archive::members_): New member.
9168 (Archive::num_members_): New member.
9169 * main.cc: Include archive.h.
9170 (main): Call Archive::print_stats.
9171 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9172 archive parameter; member_name is now the fully-decorated name.
9173 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9174 * options.h: (General_options): Add --preread-archive-symbols option.
9175 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9178 2008-08-04 Ian Lance Taylor <iant@google.com>
9180 * symtab.h (Symbol::use_plt_offset): New function.
9181 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9182 * powerpc.cc (Relocate::relocate): Likewise.
9183 * sparc.cc (Relocate::relocate): Likewise.
9184 * x86_64.cc (Relocate::relocate): Likewise.
9185 * testsuite/weak_plt.sh: New test.
9186 * testsuite/weak_plt_main.cc: New test.
9187 * testsuite/weak_plt_shared.cc: New test.
9188 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9189 (check_PROGRAMS): Add weak_plt.
9190 (check_DATA): Add weak_plt_shared.so.
9191 (weak_plt_main_pic.o, weak_plt): New targets.
9192 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9193 * testsuite/Makefile.in: Rebuild.
9195 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9197 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9198 * testsuite/Makefile.in: Rebuild.
9200 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9202 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9203 * Makefile.in: Regenerate.
9204 * po/POTFILES.in: Regenerate.
9206 2008-07-29 Ian Lance Taylor <iant@google.com>
9208 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9209 symbols before other symbols.
9210 * testsuite/script_test_2.cc (test_addr): Declare.
9211 (test_addr_alias): Declare.
9212 (main): Check that test_addr and test_addr_alias have the right
9214 * testsuite/script_test_2.t: Define test_addr_alias and
9217 2008-07-24 Ian Lance Taylor <iant@google.com>
9220 * descriptors.cc: New file.
9221 * descriptors.h: New file.
9222 * gold-threads.h (class Hold_optional_lock): New class.
9223 * fileread.cc: Include "descriptors.h".
9224 (File_read::~File_read): Release descriptor rather than closing
9226 (File_read::open) [file]: Call open_descriptor rather than open.
9227 Set is_descriptor_opened_.
9228 (File_read::open) [memory]: Assert that descriptor is not open.
9229 (File_read::reopen_descriptor): New function.
9230 (File_read::release): Release descriptor.
9231 (File_read::do_read): Make non-const. Reopen descriptor.
9232 (File_read::read): Make non-const.
9233 (File_read::make_view): Reopen descriptor.
9234 (File_read::do_readv): Likewise.
9235 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9236 Update declarations.
9237 * layout.cc: Include "descriptors.h".
9238 (Layout::create_build_id): Use open_descriptor rather than open.
9239 * output.cc: Include "descriptors.h".
9240 (Output_file::open): Use open_descriptor rather than open.
9241 * archive.cc (Archive::const_iterator): Change Archive to be
9243 (Archive::begin, Archive::end): Make non-const.
9244 (Archive::count_members): Likewise.
9245 * archive.h (class Archive): Update declarations.
9246 * object.h (Object::read): Make non-const.
9247 * Makefile.am (CCFILES): Add descriptors.cc.
9248 (HFILES): Add descriptors.h.
9249 * Makefile.in: Rebuild.
9252 * gold.h: Always include <clocale>. Add Solaris workarounds
9253 following code in binutils/sysdep.h.
9256 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9257 this->eh_frame_hdr_ is NULL before using it.
9259 * dynobj.cc (Versions::Versions): Update comment.
9261 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9262 the base version name.
9264 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9265 array size plus one.
9266 (Stringpool_template::set_string_offsets): Subtract one from key
9267 before using it as an array index.
9268 (Stringpool_template::get_offset_with_length): Likewise.
9269 (Stringpool_template::write_to_buffer): Likewise.
9270 * stringpool.h (Stringpool_template::get_offset_from_key):
9273 2008-07-23 Ian Lance Taylor <iant@google.com>
9276 * object.h (Merged_symbol_value::value): Do our best to handle a
9280 * script.cc (Version_script_info::get_versions): Don't add empty
9281 version tag to return value.
9282 (Version_script_info::get_symbol_version_helper): Change return
9283 type to bool. Add pversion parameter. Change all callers.
9284 (script_register_vers_node): Don't require a non-NULL tag.
9285 * script.h (class Version_script_info): Update declarations.
9286 (Version_script_info::get_symbol_version): Change return type to
9287 bool. Add version parameter. Change all callers.
9288 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9289 handling. Handle an empty version from a version script.
9290 (Symbol_table::define_special_symbol): Likewise.
9291 * testsuite/ver_test_10.script: New file.
9292 * testsuite/ver_test_10.sh: New file.
9293 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9294 (check_DATA): Add ver_test_10.syms.
9295 (ver_test_10.syms, ver_test_10.so): New target.
9296 * testsuite/Makefile.in: Rebuild.
9298 2008-07-23 Simon Baldwin <simonb@google.com>
9300 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9301 to zero for undefined symbols from dynamic libraries.
9303 2008-07-23 Ian Lance Taylor <iant@google.com>
9305 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9307 * symtab.h (class Symbol_table): Update declaration.
9308 * testsuite/ver_test_9.cc: New file.
9309 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9310 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9311 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9312 (ver_test_9.so, ver_test_9.o): New targets.
9313 * testsuite/Makefile.in: Rebuild.
9315 2008-07-22 Ian Lance Taylor <iant@google.com>
9317 * options.h (class General_options): Define --check-sections.
9318 * layout.cc (Layout::set_segment_offsets): Handle
9321 * options.h (class General_options): Define -n/--nmagic and
9323 * options.cc (General_options::finalize): For -n/--nmagic or
9324 -N/--omagic, set -static.
9325 * layout.cc (Layout::attach_allocated_section_to_segment): If
9326 -N/--omagic, don't put read-only and read-write sections in
9328 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9329 finding a read-only segment.
9330 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9331 don't set the minimum segment alignment to the common page size,
9332 and don't set the file offset to the address modulo the page size.
9333 * script-sections.cc (Script_sections::create_segments): If
9334 -n/--omagic, don't put read-only and read-write sections in
9337 * cref.cc: New file.
9339 * options.h (class General_options): Add --print-symbol-counts.
9340 * main.cc (main): Issue defined symbol report if requested.
9341 * archive.cc (Archive::interpret_header): Make into a const member
9343 (Archive::add_symbols): Call Input_objects::archive_start and
9345 (Archive::const_iterator): Define new class.
9346 (Archive::begin, Archive::end): New functions.
9347 (Archive::include_all_members): Rewrite to use iterator.
9348 (Archive::count_members): New function.
9349 * archive.h (class Archive): Update declarations.
9350 (Archive::filename): New function.
9351 * object.cc: Include "cref.h".
9352 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9353 (Sized_relobj::do_get_global_symbol_counts): New function.
9354 (Input_objects::add_object): Add object to cross-referencer.
9355 (Input_objects::archive_start): New function.
9356 (Input_objects::archive_stop): New function.
9357 (Input_objects::print_symbol_counts): New function.
9358 * object.h: Declare Cref and Archive.
9359 (Object::get_global_symbol_counts): New function.
9360 (Object::do_get_global_symbol_counts): New pure virtual function.
9361 (class Sized_relobj): Add defined_count_ field. Update
9363 (class Input_objects): Add cref_ field. Update constructor.
9364 Update declarations.
9365 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9367 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9369 (Sized_dynobj::do_get_global_symbol_counts): New function.
9370 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9371 defined_count_. Update declarations. Define Symbols typedef.
9372 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9373 parameter. Change all callers.
9374 (Symbol_table::add_from_dynobj): Add sympointers and defined
9375 parameters. Change all callers.
9376 * symtab.h (class Symbol_table): Update declarations.
9377 * Makefile.am (CCFILES): Add cref.cc.
9378 (HFILES): Add cref.h.
9379 * Makefile.in: Rebuild.
9381 2008-07-22 Simon Baldwin <simonb@google.com>
9383 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9384 to zero when writing undefined symbols.
9386 2008-07-22 Ian Lance Taylor <iant@google.com>
9388 * output.cc (Output_section::add_input_section): Don't try to
9389 merge empty merge sections.
9391 2008-07-21 Craig Silverstein <csilvers@google.com>
9393 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9394 Include symbol version in error message.
9396 2008-07-20 Chris Demetriou <cgd@google.com>
9398 * configure.ac (gold_cv_c_random_seed): New configured variable.
9399 (RANDOM_SEED_CFLAGS): New substituted variable.
9400 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9401 * configure: Rebuild.
9402 * Makefile.in: Likewise.
9403 * testsuite/Makefile.in: Likewise.
9405 2008-07-18 Ian Lance Taylor <iant@google.com>
9407 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9408 where we see NAME/NULL and NAME/VERSION as separate symbols.
9409 * testsuite/ver_test_main.cc (main): Call t4.
9410 (t4, t4_2a): Define.
9411 * testsuite/ver_test_2.cc (t4_2): Define.
9412 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9413 * testsuite/ver_test_4.cc (t4_2a): Define.
9414 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9415 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9417 2008-07-17 Ian Lance Taylor <iant@google.com>
9419 * dynobj.cc (Versions::add_def): If we give an error about a
9420 missing version, go ahead and create the version anyhow.
9422 2008-07-10 Ian Lance Taylor <iant@google.com>
9424 Handle output sections with more than 0x7fffffff bytes.
9425 * object.h (class Relobj): Change map_to_output_ to
9426 output_sections_, and just keep a section pointer. Change all
9427 uses. Move comdat group support to Sized_relobj.
9428 (Relobj::is_section_specially_mapped): Remove.
9429 (Relobj::output_section): Remove poff parameter. Change all
9431 (Relobj::output_section_offset): New function.
9432 (Relobj::set_section_offset): Rewrite.
9433 (Relobj::map_to_output): Remove.
9434 (Relobj::output_sections): New function.
9435 (Relobj::do_output_section_offset): New pure virtual function.
9436 (Relobj::do_set_section_offset): Likewise.
9437 (class Sized_relobj): Add section_offsets_ field. Add comdat
9438 group support from Relobj. Update declarations.
9439 (Sized_relobj::get_output_section_offset): New function.
9440 (Sized_relobj::do_output_section_offset): New function.
9441 (Sized_relobj::do_set_section_offset): New function.
9442 * object.cc (Relobj::output_section_address): Remove.
9443 (Sized_relobj::Sized_relobj): Initialize new fields.
9444 (Sized_relobj::include_section_group): Cast find_kept_object to
9446 (Sized_relobj::include_linkonce_section): Likewise.
9447 (Sized_relobj::do_layout): Use separate arrays for output section
9449 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9451 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9452 output_sections and section_offsets.
9453 (Sized_relobj::write_local_symbols): Likewise.
9454 (map_to_kept_section): Compute output address directly.
9455 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9456 output_sections and section_offsets.
9457 (Sized_relobj::write_sections): Likewise.
9458 (Sized_relobj::relocate_sections): Likewise.
9459 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9460 * output.h (class Output_reloc): Update declarations. Change
9461 u2_.relobj to Sized_relobj*.
9462 (class Output_data_reloc): Change add functions to use
9464 * output.cc (Output_reloc::Output_reloc): Change relobj to
9466 (Output_reloc::local_section_offset): Change return type to
9467 Elf_Addr. Use get_output_section_offset.
9468 (Output_reloc::get_address): Likewise.
9469 (Output_section::is_input_address_mapped): Don't call
9470 is_section_specially_mapped.
9471 (Output_section::output_offset): Likewise.
9472 (Output_section::output_address): Likewise.
9473 (Output_section::starting_output_address): Likewise.
9474 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9475 parameter to Sized_relobj*.
9476 (Copy_relocs::need_copy_reloc): Likewise.
9477 (Copy_relocs::save): Likewise.
9478 * copy-relocs.h (class Copy_relocs): Update declarations.
9479 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9480 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9481 * target-reloc.h (relocate_for_relocatable): Change
9482 offset_in_output_section type to Elf_Addr. Change code that uses
9484 * layout.cc (Layout::layout): Always set *off.
9485 * mapfile.cc (Mapfile::print_input_section): Use
9486 output_section_offset.
9487 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9489 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9490 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9491 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9493 2008-07-03 Ian Lance Taylor <iant@google.com>
9495 * layout.cc (Layout::include_section): Do not discard unrecognized
9496 SHT_STRTAB sections.
9498 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9500 * script.cc (Lex::can_continue_name): Make '?' allowable in
9501 version-script names.
9502 * testsuite/version_script.map: Change glob pattern to use '?'
9504 2008-06-30 Manish Singh <yosh@gimp.org>
9507 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9510 2008-06-30 Ian Lance Taylor <iant@google.com>
9514 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9515 versions]: Don't try to read the value in the contents, since we
9516 don't use it. Use the template endianness when writing.
9518 2008-06-25 Cary Coutant <ccoutant@google.com>
9520 * fileread.cc (File_read::make_view): Assert on zero-length view.
9521 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9522 symbol table when there are no symbols to read.
9524 2008-06-23 Craig Silverstein <csilvers@google.com>
9526 * version.cc (version_string): Bump to 1.7
9528 2008-06-18 Craig Silverstein <csilvers@google.com>
9530 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9531 constant 0xFFFF to type Valtype.
9532 (Powerpc_relocate_functions::rel16_ha): Likewise.
9534 2008-06-17 Ian Lance Taylor <iant@google.com>
9536 * output.h (Output_section::Input_section): Initialize p2align_ to
9537 zero for Output_section_data constructors.
9538 (Output_section::Input_section::addralign): If not an input
9539 section, return the alignment of the Output_section_data.
9540 * testsuite/copy_test.cc: New file.
9541 * testsuite/copy_test_1.cc: New file.
9542 * testsuite/copy_test_2.cc: New file.
9543 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9544 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9545 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9546 (copy_test_1_pic.o, copy_test_1.so): New targets.
9547 (copy_test_2_pic.o, copy_test_2.so): New targets.
9548 * testsuite/Makefile.in: Rebuild.
9550 * script-sections.cc (Script_sections::place_orphan): Initialize
9551 local variable exact.
9553 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9555 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9557 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9558 David S. Miller <davem@davemloft.net>
9560 * powerpc.cc: New file.
9561 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9562 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9563 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9564 * Makefile.in: Rebuild.
9566 2008-06-09 Ian Lance Taylor <iant@google.com>
9568 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9570 (throwing, orig_terminate): New static variables.
9571 (terminate_handler): New static function.
9572 (t2): Set terminate handler.
9574 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9577 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9580 2008-05-30 Cary Coutant <ccoutant@google.com>
9582 * archive.cc (Archive::include_all_members) Correct to step
9583 over symbol table and extended name table in thin archives.
9585 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9588 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9591 2008-05-28 Caleb Howe <cshowe@google.com>
9593 * reduced_debug_output.cc: New file.
9594 * reduced_debug_output.h: New file.
9595 * options.h (class General_options): Add --strip-debug-non-line.
9596 * options.cc (General_options::finalize): Add strip_debug_non_line
9597 to the strip heirarchy.
9598 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9600 * layout.cc: Include "reduced_debug_output.h".
9601 (Layout::Layout): Initialize new fields.
9602 (line_only_debug_sections): New static array.
9603 (is_lines_only_debug_sections): New static inline function.
9604 (Layout::include_section): Handle --strip-debug-non-line.
9605 (Layout::make_output_section): If --strip-debug-non-line, build
9606 new output sections for .debug_abbrev and .debug_info.
9607 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9608 gold. Warn about possible overflow.
9609 (read_signed_LEB_128): Likewise.
9610 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9611 (read_signed_LEB_128): Declare.
9612 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9613 (HFILES): Add reduced_debug_output.h.
9614 * Makefile.in: Rebuild.
9616 2008-05-21 Ian Lance Taylor <iant@google.com>
9618 * mapfile.cc: New file.
9619 * mapfile.h: New file.
9620 * options.h (class General_options): Add -M/--print-map and -Map.
9621 * options.cc (General_options::finalize): Make -M equivalent to
9623 * main.cc: Include <cstdio> and "mapfile.h".
9624 (main): Open mapfile if requested.
9625 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9626 constructor. Change caller.
9627 (queue_initial_tasks): Add mapfile parameter. Change caller.
9628 (queue_middle_tasks): Likewise.
9629 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9631 * archive.cc: Include "mapfile.h".
9632 (Archive::add_symbols): Add mapfile parameter. Change all
9633 callers. Pass mapfile, symbol, and reason to include_member.
9634 (Archive::include_all_members): Add mapfile parameter. Change all
9636 (Archive::include_member): Add mapfile, sym, and why parameters.
9637 Change all callers. Report inclusion to map file.
9638 * archive.h: Include "fileread.h".
9639 (class Archive): Update declarations.
9640 (Archive::file): New const method.
9641 (class Add_archive_symbols): Add mapfile_ field. Update
9642 constructor. Change all callers.
9643 * readsyms.h (class Read_symbols): Likewise.
9644 (class Finish_group): Likewise.
9645 (class Read_script): Likewise.
9646 * common.cc: Include "mapfile.h".
9647 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9649 (Symbol_table::do_allocate_commons): Likewise.
9650 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9651 symbol allocation to mapfile.
9652 * common.h (class Allocate_commons_task): Add mapfile_ field.
9653 Update constructor. Change all callers.
9654 * symtab.h (class Symbol_table): Update declarations.
9655 * layout.cc: Include "mapfile.h".
9656 (Layout_task_runner::run): Print information to mapfile.
9657 (Layout::create_gold_note): Change Output_data_fixed_space to
9658 Output_data_zero_fill.
9659 (Layout::create_build_id): Likewise.
9660 (Layout::print_to_mapfile): New function.
9661 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9662 constructor. Change caller.
9663 (class Layout): Declare print_to_mapfile.
9664 * output.cc (Output_section::Input_section::print_to_mapfile): New
9666 (Output_section::add_input_section): If producing a map, always
9667 add to input_sections_ list.
9668 (Output_section::do_print_to_mapfile): New function.
9669 (Output_segment::print_sections_to_mapfile): New function.
9670 (Output_segment::print_section_list_to_mapfile): New function.
9671 * output.h: Include "mapfile.h".
9672 (Output_data::print_to_mapfile): New function.
9673 (Output_data::do_print_to_mapfile): New virtual function.
9674 (Output_segment_headers::do_print_to_mapfile): New function.
9675 (Output_file_header::do_print_to_mapfile): New function.
9676 (Output_data_const::do_print_to_mapfile): New function.
9677 (class Output_data_const_buffer): Add map_name_ field. Update
9678 constructor. Change all callers. Add do_print_to_mapfile
9680 (class Output_data_fixed_space): Likewise.
9681 (class Output_data_space): Likewise.
9682 (class Output_data_zero_fill): New class.
9683 (Output_data_strtab::do_print_to_mapfile): New function.
9684 (Output_data_reloc_base::do_print_to_mapfile): New function.
9685 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9686 (Output_data_group::do_print_to_mapfile): New function.
9687 (Output_data_got::do_print_to_mapfile): New function.
9688 (Output_data_dynamic::do_print_to_mapfile): New function.
9689 (Output_symtab_xindex::do_print_to_mapfile): New function.
9690 (class Output_section): Declare do_print_to_mapflie. Declare
9691 print_to_mapfile in Input_section.
9692 (class Output_segment): Declare new functions.
9693 * object.h (Sized_relobj::symbol_count): New function.
9694 * script-sections.cc
9695 (Output_section_element_dot_assignment::set_section_addresses):
9696 Change Output_data_fixed_space to Output_data_zero_fill.
9697 (Output_data_expression::do_print_to_mapfile): New function.
9698 * script.cc (read_input_script): Add mapfile parameter. Change
9700 * script.h (read_input_script): Update declaration.
9701 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9702 (Eh_frame::do_print_to_mapfile): New function.
9703 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9704 (Output_merge_string::do_print_to_mapfile): New function.
9705 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9707 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9709 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9711 * Makefile.am (CCFILES): Add mapfile.cc.
9712 (HFILES): Add mapfile.h.
9713 * Makefile.in: Rebuild.
9715 2008-05-19 Ian Lance Taylor <iant@google.com>
9717 * options.h (class General_options): Add -z relro.
9718 * layout.cc (Layout::Layout): Initialize relro_segment_.
9719 (Layout::add_output_section_data): Return the output section.
9720 (Layout::make_output_section): Rcognize relro sections and mark
9722 (Layout::attach_allocated_section_to_segment): Put relro sections
9723 in a PT_GNU_RELRO segment.
9724 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9726 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9728 (Layout::linkonce_mapping): Map d.rel.ro.local to
9730 (Layout::output_section_name): Us .data.rel.ro.local for any
9731 section which begins with that.
9732 * layout.h (class Layout): Update add_output_section_data
9733 declaration. Add relro_segment_ field.
9734 * output.cc (Output_section::Output_section): Initialize is_relro_
9735 and is_relro_local_ fields.
9736 (Output_segment::add_output_section): Group relro sections.
9737 (Output_segment::is_first_section_relro): New function.
9738 (Output_segment::maximum_alignment): If there is a relro section,
9739 align the segment to the common page size.
9740 (Output_segment::set_section_addresses): Track whether we are
9741 looking at relro sections. If the last section is a relro
9742 section, align to the common page size.
9743 (Output_segment::set_section_list_addresses): Add in_relro
9744 parameter. Change all callers. Align to the page size when
9745 moving from relro to non-relro section.
9746 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9748 * output.h (class Output_section): Add is_relro_ and
9749 is_relro_local_ fields.
9750 (Output_section::is_relro): New function.
9751 (Output_section::set_is_relro): New function.
9752 (Output_section::is_relro_local): New function.
9753 (Output_section::set_is_relro_local): New function.
9754 (class Output_segment): Update declarations.
9755 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9756 * sparc.cc (Target_sparc::got_section): Likewise.
9757 * x86_64.cc (Target_x86_64::got_section): Likewise.
9758 * testsuite/relro_test_main.cc: New file.
9759 * testsuite/relro_test.cc: New file.
9760 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9761 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9762 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9763 (relro_test.so, relro_test_pic.o): New targets.
9764 * testsuite/Makefile.in: Rebuild.
9766 2008-05-16 Ian Lance Taylor <iant@google.com>
9768 * output.cc (Output_segment::add_output_section): Remove front
9770 * output.h (class Output_segment): Remove
9771 add_initial_output_section and overloaded add_output_section.
9772 Update declaration of remaining add_output_section.
9773 * layout.cc (Layout::create_interp): Call add_output_section
9774 rather than add_initial_output_section.
9775 (Layout::finish_dynamic_section): Likewise.
9777 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9778 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9779 know the dynamic type.
9780 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9781 field. Initialize it in constructor.
9782 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9783 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9784 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9787 * output.cc (Output_reloc::get_address): Change return type to
9789 * output.h (class Output_reloc): Update get_address declaration.
9790 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9791 for section addresses.
9793 2008-05-09 Ian Lance Taylor <iant@google.com>
9796 * gold.cc (gold_nomem): Use return value of write.
9798 2008-05-08 Ian Lance Taylor <iant@google.com>
9800 * symtab.c (Symbol::init_base_output_data): Add version
9801 parameter. Change all callers.
9802 (Symbol::init_base_output_segment): Likewise.
9803 (Symbol::init_base_constant): Likewise.
9804 (Symbol::init_base_undefined): Likewise.
9805 (Sized_symbol::init_output_data): Likewise.
9806 (Sized_symbol::init_output_segment): Likewise.
9807 (Sized_symbol::init_constant): Likewise.
9808 (Sized_symbol::init_undefined): Likewise.
9809 (Symbol_table::do_define_in_output_data): If the new symbol has a
9810 version, mark it as the default.
9811 (Symbol_table::do_define_in_output_segment): Likewise.
9812 (Symbol_table::do_define_as_constant): Likewise.
9813 * symtab.h (class Symbol): Update declarations.
9814 (class Sized_symbol): Likewise.
9815 * resolve.cc (Symbol::override_version): New function.
9816 (Symbol::override_base): Call override_version.
9817 (Symbol::override_base_with_special): Likewise.
9818 * testsuite/ver_script_8.script: New file.
9819 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9820 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9821 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9822 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9824 2008-05-06 Ian Lance Taylor <iant@google.com>
9827 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9829 (class General_options): Remove existing --undefined, and add
9830 --no-undefined instead. Add new --undefined as synonym for -u.
9831 * archive.cc (Archive::add_symbols): Check whether symbol was
9833 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9834 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9835 all uses. Add IS_UNDEFINED. Update declarations to split
9836 different versions of init_base. Declare init_base_undefined.
9837 (Symbol::is_defined): Handle IS_UNDEFINED.
9838 (Symbol::is_undefined): Likewise.
9839 (Symbol::is_weak_undefined): Call is_undefined.
9840 (Symbol::is_absolute): Handle IS_CONSTANT.
9841 (class Sized_symbol): Update declarations to split different
9842 versions of init. Declare init_undefined.
9843 (class Symbol_table): Declare new functions.
9844 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9846 (Symbol::init_base_output_data): Likewise.
9847 (Symbol::init_base_output_segment): Likewise.
9848 (Symbol::init_base_constant): Likewise.
9849 (Symbol::init_base_undefined): New function.
9850 (Sized_symbol::init_object): Rename from init. Change all
9852 (Sized_symbol::init_output_data): Likewise.
9853 (Sized_symbol::init_output_segment): Likewise.
9854 (Sized_symbol::init_constant): Likewise.
9855 (Sized_symbol::init_undefined): New function.
9856 (Symbol_table::add_undefined_symbols_from_command_line): New
9858 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9860 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9861 (Symbol::output_section): Likewise.
9862 (Symbol::set_output_section): Likewise.
9863 (Symbol_table::sized_finalize_symbol): Likewise.
9864 (Symbol_table::sized_write_globals): Likewise.
9865 * resolve.cc (Symbol_table::should_override): Likewise.
9866 (Symbol::override_base_with_special): Likewise.
9868 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9869 symbol, change it to have default visibility.
9870 * testsuite/protected_1.cc: New file.
9871 * testsuite/protected_2.cc: New file.
9872 * testsuite/protected_3.cc: New file.
9873 * testsuite/protected_main_1.cc: New file.
9874 * testsuite/protected_main_2.cc: New file.
9875 * testsuite/protected_main_3.cc: New file.
9876 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9877 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9878 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9879 (protected_1.so): New target.
9880 (protected_1_pic.o, protected_2_pic.o): New targets.
9881 (protected_3_pic.o): New target.
9882 (check_PROGRAMS): Add protected_2.
9883 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9884 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9885 * testsuite/Makefile.in: Rebuild.
9887 * options.h (DEFINE_var): Add set_user_set_##varname__.
9888 (DEFINE_bool_alias): New macro.
9889 (class General_options): Define -Bstatic using DEFINE_bool_alias
9890 rather than DEFINE_special. Add --undefined as an alias for -z
9892 * options.cc (General_options::parse_Bstatic): Remove.
9894 * options.h (class General_options): Add --fatal-warnings.
9895 * main.cc (main): Implement --fatal-warnings.
9896 * errors.h (Errors::warning_count): New function.
9898 * options.h (class General_options): Add -Bsymbolic-functions.
9899 * symtab.h (Symbol::is_preemptible): Check for
9900 -Bsymbolic-functions.
9902 2008-05-05 Ian Lance Taylor <iant@google.com>
9904 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9905 as noVARNAME rather than no-VARNAME.
9906 (class General_options): Add option -z combreloc.
9907 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9909 (Output_reloc::sort_before) [SHT_REL]: New function.
9910 (Output_reloc::sort_before) [SHT_RELA]: New function.
9911 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9912 Sort_relocs_comparison.
9913 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9914 parameter. Change all callers.
9915 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9916 sort_relocs parameter. Change all callers.
9917 * output.cc (Output_reloc::get_address): New function, broken out
9919 (Output_reloc::write_rel): Call it.
9920 (Output_reloc::compare): New function.
9921 (Output_data_reloc_base::do_write): Optionally sort relocs.
9923 * configure.ac: If targ_extra_obj is set, link it in.
9924 * configure.tgt: Initialize all variables.
9925 (x86_64*): Set targ_extra_obj and targ_extra_size.
9926 * configure: Rebuild.
9928 * object.cc (Sized_relobj::include_section_group): Adjust section
9929 indexes read from group data. Build vector to pass to
9931 * layout.cc (Layout::layout_group): Add flags and shndxes
9932 parameters. Remove contents parameter. Change caller. Update
9933 explicit instantiations.
9934 * layout.h (class Layout): Update layout_group declaration.
9935 * output.cc (Output_data_group::Output_data_group): Add flags and
9936 input_shndxes parameters. Remove contents parameter. Change
9938 (Output_data_group::do_write): Change input_sections_ to
9940 * output.h (class Output_data_group): Update constructor
9941 declaration. Rename input_sections_ to input_shndxes_.
9942 * testsuite/many_sections_test.cc: Add template.
9944 2008-04-30 Cary Coutant <ccoutant@google.com>
9946 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9948 * layout.cc (Layout::include_section): Refactored check for debug
9950 (Layout::add_comdat): Add new parameters. Change type
9951 of signature parameter. Add object and shndx to signatures table.
9952 (Layout::find_kept_object): New function.
9953 * layout.h: Include <cstring>.
9954 (Layout::is_debug_info_section): New function.
9955 (Layout::add_comdat): Add new parameters.
9956 (Layout::find_kept_object): New function.
9957 (Layout::Kept_section): New struct.
9958 (Layout::Signatures): Change type of map range.
9959 * object.cc (Relobj::output_section_address): New function.
9960 (Sized_relobj::include_section_group): Add new parameters. Change
9961 calls to Layout::add_comdat. Change to build table of kept comdat
9962 groups and table mapping discarded sections to kept sections.
9963 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9964 (Sized_relobj::do_layout): Change calls to include_section_group and
9965 include_linkonce_section.
9966 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9967 value to zero when section is discarded.
9968 (Sized_relobj::map_to_kept_section): New function.
9969 * object.h (Relobj::output_section_address): New function.
9970 (Relobj::Comdat_group): New type.
9971 (Relobj::find_comdat_group): New function.
9972 (Relobj::Comdat_group_table): New type.
9973 (Relobj::Kept_comdat_section): New type.
9974 (Relobj::Kept_comdat_section_table): New type.
9975 (Relobj::add_comdat_group): New function.
9976 (Relobj::set_kept_comdat_section): New function.
9977 (Relobj::get_kept_comdat_section): New function.
9978 (Relobj::comdat_groups_): New field.
9979 (Relobj::kept_comdat_sections_): New field.
9980 (Symbol_value::input_value): Update comment.
9981 (Sized_relobj::map_to_kept_section) New function.
9982 (Sized_relobj::include_linkonce_section): Add new parameter.
9983 * target-reloc.h (Comdat_behavior): New type.
9984 (get_comdat_behavior): New function.
9985 (relocate_section): Add code to map a discarded section to the
9986 corresponding kept section when applying a relocation.
9988 2008-04-30 Craig Silverstein <csilvers@google.com>
9990 * dwarf_reader.cc (next_generation_count): New static var.
9991 (Addr2line_cache_entry): New struct.
9992 (addr2line_cache): New static var.
9993 (Dwarf_line_info::one_addr2line): Added caching.
9994 (Dwarf_line_info::clear_addr2line_cache): New function.
9995 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9996 cache-size parameter.
9997 (Dwarf_line_info::one_addr2line_cache): New function.
9998 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9999 new cache-size argument to one_addr2line(), and clear cache.
10001 2008-04-28 Cary Coutant <ccoutant@google.com>
10003 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10004 R_386_PC8 relocations.
10006 2008-04-23 Ian Lance Taylor <iant@google.com>
10008 * object.cc (Sized_relobj::include_section_group): Check for
10009 invalid section group.
10011 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10014 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10015 than read for file header.
10016 * archive.cc (Archive::include_member): Likewise.
10018 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10020 * aclocal.m4: Regenerate.
10021 * configure: Regenerate.
10023 2008-04-19 Ian Lance Taylor <iant@google.com>
10025 * version.cc (version_string): Bump to 1.6.
10027 * testsuite/Makefile.am (many_sections_r_test): New target.
10028 (many_sections_r_test_SOURCES): Remove.
10029 (many_sections_r_test_DEPENDENCIES): Remove.
10030 (many_sections_r_test_LDFLAGS): Remove.
10031 (many_sections_r_test_LDADD): Remove.
10033 * object.cc (Sized_relobj::do_add_symbols): Always pass
10034 local_symbol_count_ to add_from_relobj.
10036 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10037 every thousand variables.
10038 * testsuite/Makefile.in: Rebuild.
10040 * object.cc (Xindex::initialize_symtab_xindex): New function.
10041 (Xindex::read_symtab_xindex): New function.
10042 (Xindex::sym_xindex_to_shndx): New function.
10043 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10045 (Sized_relobj::do_initialize_xindex): New function.
10046 (Sized_relobj::do_read_symbols): Adjust section links.
10047 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10048 parameter. Change all callers.
10049 (Sized_relobj::include_section_group): Adjust section links and
10050 symbol section indexes.
10051 (Sized_relobj::do_layout): Adjust section links.
10052 (Sized_relobj::do_count_local_symbols): Adjust section links and
10053 symbol section indexes.
10054 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10055 ordinary and special symbols.
10056 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10057 dynsym_xindex parameters. Change all callers. Adjust section
10058 links. Use SHN_XINDEX when needed.
10059 (Sized_relobj::get_symbol_location_info): Adjust section links.
10060 Don't get fooled by special symbols.
10061 * object.h (class Xindex): Define.
10062 (class Object): Add xindex_ parameter. Declare virtual functoin
10063 do_initialize_xindex.
10064 (Object::adjust_sym_shndx): New function.
10065 (Object::set_xindex): New protected function.
10066 (class Symbol_value): Add is_ordinary_shndx_ field.
10067 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10068 (Symbol_value::value): Assert ordinary section.
10069 (Symbol_value::initialize_input_to_output_map): Likewise.
10070 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10071 Change all callers.
10072 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10074 (class Sized_relobj): Update declarations.
10075 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10076 parameter. Change all callers.
10077 (Sized_relobj::adjust_shndx): New function.
10078 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10080 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10081 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10082 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10083 (Sized_dynobj::read_dynsym_section): Adjust section links.
10084 (Sized_dynobj::read_dynamic): Likewise.
10085 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10087 (Sized_dynobj::do_initialize_xindex): New function.
10088 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10089 do_initialize_xindex.
10090 (Sized_dynobj::adjust_shndx): New function.
10091 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10092 dynsym_xindex_ fields.
10093 (Layout::finalize): Add a call to set_section_indexes before
10094 creating the symtab sections.
10095 (Layout::set_section_indexes): Don't do anything if the section
10096 already has a section index.
10097 (Layout::create_symtab_sections): Add shnum parameter. Change
10098 caller. Create .symtab_shndx section if needed.
10099 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10101 (Layout::allocated_output_section_count): New function.
10102 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10104 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10105 fields. Update declarations.
10106 (Layout::symtab_xindex): New function.
10107 (Layout::dynsym_xindex): New function.
10108 (class Write_symbols_task): Add layout_ field.
10109 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10111 * output.cc (Output_section_headers::Output_section_headers): Add
10112 shstrtab_section parameter. Change all callers.
10113 (Output_section_headers::do_sized_write): Store overflow values
10114 for section count and section string table section index in
10115 section header zero.
10116 (Output_file_header::do_sized_write): Check for overflow of
10117 section count and section string table section index.
10118 (Output_symtab_xindex::do_write): New function.
10119 (Output_symtab_xindex::endian_do_write): New function.
10120 * output.h (class Output_section_headers): Add shstrtab_section_.
10121 Update declarations.
10122 (class Output_symtab_xindex): Define.
10123 (Output_section::has_out_shndx): New function.
10124 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10126 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10127 Change all callers.
10128 (Sized_symbol::init): Likewise.
10129 (Symbol::output_section): Check for ordinary symbol.
10130 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10131 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10133 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10134 Change all callers. Simplify handling of symbols from sections
10135 not included in the link.
10136 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10138 (Weak_alias_sorter::operator()): Assert that symbols are
10140 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10142 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10143 parameters. Change all callers.
10144 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10145 symbol distinction. Use SHN_XINDEX when needed.
10146 (Symbol_table::write_section_symbol): Add symtab_xindex
10147 parameter. Change all callers.
10148 (Symbol_table::sized_write_section_symbol): Likewise. Use
10149 SHN_XINDEX when needed.
10150 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10152 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10153 (Symbol::is_defined): Check is_ordinary.
10154 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10155 (Symbol::is_absolute, Symbol::is_common): Likewise.
10156 (class Sized_symbol): Update declarations.
10157 (class Symbol_table): Update declarations.
10158 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10159 parameters. Change all callers.
10160 (Sized_symbol::override): Likewise.
10161 (Symbol_table::override): Likewise.
10162 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10163 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10164 is_ordinary, and orig_st_shndx parameters. Change all callers.
10165 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10166 to be in an ordinary section.
10167 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10168 object and is_ordinary parameters. Change all callers.
10169 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10170 Change all callers. Don't add undefined or non-ordinary symbols
10172 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10173 Change all callers.
10174 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10176 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10177 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10178 (Sized_relobj::relocate_sections): Likewise.
10179 * target-reloc.h (scan_relocs): Adjust section symbol index.
10180 (scan_relocatable_relocs): Likewise.
10181 * i386.cc (Scan::local): Check for ordinary symbols.
10182 * sparc.cc (Scan::local): Likewise.
10183 * x86_64.cc (Scan::local): Likewise.
10184 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10185 to symbol_section_and_value.
10186 * testsuite/many_sections_test.cc: New file.
10187 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10188 (check_PROGRAMS): Add many_sections_test.
10189 (many_sections_test_SOURCES): Define.
10190 (many_sections_test_DEPENDENCIES): Define.
10191 (many_sections_test_LDFLAGS): Define.
10192 (BUILT_SOURCES): Add many_sections_define.h.
10193 (many_sections_define.h): New target.
10194 (BUILT_SOURCES): Add many_sections_check.h.
10195 (many_sections_check.h): New target.
10196 (check_PROGRAMS): Add many_sections_r_test.
10197 (many_sections_r_test_SOURCES): Define.
10198 (many_sections_r_test_DEPENDENCIES): Define.
10199 (many_sections_r_test_LDFLAGS): Define.
10200 (many_sections_r_test_LDADD): Define.
10201 (many_sections_r_test.o): New target.
10202 * testsuite/Makefile.in: Rebuild.
10204 2008-04-17 Cary Coutant <ccoutant@google.com>
10206 * errors.cc (Errors::info): New function.
10207 (gold_info): New function.
10208 * errors.h (Errors::info): New function.
10209 * gold.h (gold_info): New function.
10210 * object.cc (Input_objects::add_object): Print trace output.
10211 * options.cc (options::parse_set): New function.
10212 (General_options::parse_wrap): Deleted.
10213 (General_options::General_options): Deleted initializer.
10214 * options.h (options::String_set): New typedef.
10215 (options::parse_set): New function.
10216 (DEFINE_set): New macro.
10217 (General_options::wrap): Changed to use DEFINE_set. Changed
10218 callers of any_wrap_symbols and is_wrap_symbol.
10219 (General_options::trace, General_options::trace_symbol):
10221 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10222 (General_options::wrap_symbols_): Deleted.
10223 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10225 2008-04-17 David S. Miller <davem@davemloft.net>
10227 * options.cc (General_options::parse_V): New function.
10228 * options.h: Add entries for -V and -Qy.
10230 2008-04-17 Ian Lance Taylor <iant@google.com>
10232 * common.cc (Symbol_table::allocate_commons): Remove options
10233 parameter. Change caller.
10234 (Symbol_table::do_allocate_commons): Remove options parameter.
10235 Change caller. Just call do_allocate_commons_list twice.
10236 (Symbol_table::do_allocate_commons_list): New function, broken out
10237 of do_allocate_commons.
10238 * common.h (class Allocate_commons_task): Remove options_ field.
10239 Update constructor.
10240 * symtab.cc (Symbol_table::Symbol_table): Initialize
10242 (Symbol_table::add_from_object): Put TLS common symbols on
10244 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10245 which are IN_OUTPUT_DATA.
10246 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10247 allocate_commons and do_allocate_commons declarations. Declare
10248 do_allocate_commons_list.
10249 * gold.cc (queue_middle_tasks): Update creation of
10250 Allocate_commons_task to not pass options.
10251 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10252 (TLS_TEST_C_FLAGS): New variable.
10253 (tls_test_c_pic.o): New target.
10254 (tls_test_shared.so): Link in tls_test_c_pic.o.
10255 (tls_test_c_pic_ie.o): New target.
10256 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10257 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10258 (tls_test_c.o): New target.
10259 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10260 (tls_pic_test_LDADD): Likewise.
10261 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10262 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10263 (tls_test_c_gnu2.o): New target.
10264 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10266 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10267 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10268 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10269 * testsuite/tls_test.cc: Include "config.h".
10270 (t_last): Call t11_last.
10271 * testsuite/tls_test.h (t11, t11_last): Declare.
10272 * testsuite/tls_test_c.c: New file.
10273 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10274 * configure.ac: Check for OpenMP support.
10275 * configure, config.in, Makefile.in: Rebuild.
10276 * testsuite/Makefile.in: Rebuild.
10278 2008-04-16 Cary Coutant <ccoutant@google.com>
10280 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10281 (Target_i386::tls_base_symbol_defined_): New field.
10282 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10283 (Target_i386::Scan::global): Likewise.
10284 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10285 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10286 (Target_x86_64::tls_base_symbol_defined_): New field.
10287 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10288 (Target_x86_64::Scan::global): Likewise.
10290 2008-04-16 Cary Coutant <ccoutant@google.com>
10292 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10293 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10294 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10295 building shared libraries.
10296 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10297 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10298 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10299 * testsuite/Makefile.in: Rebuild.
10300 * testsuite/weak_undef.h: New file.
10301 * testsuite/weak_undef_file1.cc: Add extra test cases.
10302 * testsuite/weak_undef_file2.cc: Likewise.
10303 * testsuite/weak_undef_test.cc: Likewise.
10305 2008-04-16 David S. Miller <davem@davemloft.net>
10307 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10308 Add issued_non_pic_error_ field. Declare check_non_pic.
10309 (Target_sparc::Scan::check_non_pic): New function.
10310 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10311 (Target_sparc::Scan::global): Likewise.
10313 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10314 * configure: Rebuild.
10316 * options.h (DEFINE_enable): New macro.
10317 (new_dtags): New enable option.
10318 (initfirst, interpose, loadfltr, nodefaultlib,
10319 nodelete, nodlopen, nodump): New -z options.
10320 * layout.cc (Layout:finish_dynamic_section): If new
10321 dtags enabled, emit DT_RUNPATH. Also, emit a
10322 DT_FLAGS_1 containing any specified -z flags.
10324 2008-04-16 Ian Lance Taylor <iant@google.com>
10326 * copy-relocs.cc: New file.
10327 * copy-relocs.h: New file.
10328 * reloc.cc: Remove Copy_relocs code.
10329 * reloc.h: Likewise.
10330 * reloc-types.h (struct Reloc_types) [both versions]: Add
10331 get_reloc_addend_noerror.
10332 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10333 variants of add_global which take an addend which must be zero.
10334 * i386.cc: Include "copy-relocs.h".
10335 (class Target_i386): Change type of copy_relocs_ to variable,
10336 update initializer.
10337 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10338 Change all callers.
10339 (Target_i386::do_finalize_sections): Change handling of
10341 * sparc.cc: Include "copy-relocs.h".
10342 (class Target_sparc): Change type of copy_relocs_ to variable,
10343 update initializer.
10344 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10345 Change all callers.
10346 (Target_sparc::do_finalize_sections): Change handling of
10348 * x86_64.cc: Include "copy-relocs.h".
10349 (class Target_x86_64): Change type of copy_relocs_ to variable,
10350 update initializer.
10351 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10352 class. Change all callers.
10353 (Target_x86_64::do_finalize_sections): Change handling of
10355 * Makefile.am (CCFILES): Add copy-relocs.cc.
10356 (HFILES): Add copy-relocs.h.
10358 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10360 * testsuite/script_test_4.sh: Permit leading zeroes.
10362 2008-04-15 Ian Lance Taylor <iant@google.com>
10364 * script-sections.cc (Script_sections::create_segments): Use
10365 header_size_adjustment even when there is enough room for the
10367 * testsuite/script_test_4.sh: New file.
10368 * testsuite/script_test_4.t: New file.
10369 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10370 (check_DATA): Add script_test_4.stdout.
10371 (MOSTLYCLEANFILES): Likewise.
10372 (script_test_4): New target.
10373 (script_test_4.stdout): New target.
10374 * testsuite/Makefile.in: Rebuild.
10376 * sparc.cc: Add definitions for Output_data_plt_sparc class
10379 2008-04-14 David S. Miller <davem@davemloft.net>
10381 * sparc.cc: New file.
10382 * Makefile.am (TARGETSOURCES): Add sparc.cc
10383 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10384 * configure.tgt: Document targ_extra_size and
10385 targ_extra_big_endian. Add entries for sparc-* and
10387 * configure.ac: Handle targ_extra_size and
10388 targ_extra_big_endian.
10389 * Makefile.in: Rebuild.
10390 * configure: Likewise.
10391 * po/POTFILES.in: Likewise.
10392 * po/gold.pot: Likewise.
10394 2008-04-14 Ian Lance Taylor <iant@google.com>
10396 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10397 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10398 in the name/type/flags to section mapping. Don't call
10399 allocate_output_section.
10400 (Layout::choose_output_section): Change parameter from adjust_name
10401 to is_input_section. Don't permit input sections after sections
10402 are attached to segments. Don't call allocate_output_section.
10403 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10404 not write_enable_output_section.
10405 (Layout::make_output_section): Don't push to
10406 unattached_section_list_ nor call attach_to_segment. Call
10407 attach_section_to_segment if sections are attached.
10408 (Layout::attach_sections_to_segments): New function.
10409 (Layout::attach_section_to_segment): New function.
10410 (Layout::attach_allocated_section_to_segment): Rename from
10411 attach_to_segment. Remove flags parameter.
10412 (Layout::allocate_output_section): Remove function.
10413 (Layout::write_enable_output_section): Remove function.
10414 * layout.h (class Layout): Update for above changes. Add new
10415 field sections_are_attached_.
10416 * output.h (Output_section::update_flags_for_input_section): New
10418 * output.cc (Output_section::add_input_section): Call
10419 update_flags_for_input_section.
10420 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10422 2008-04-11 Cary Coutant <ccoutant@google.com>
10424 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10425 thought unnecessary.
10426 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10428 2008-04-11 Ian Lance Taylor <iant@google.com>
10430 * output.h (class Output_section_data): Remove inline definition
10432 * output.cc (Output_section_data::set_addralign): New function.
10434 2008-04-11 Cary Coutant <ccoutant@google.com>
10436 Add support for TLS descriptors for i386 and x86_64.
10437 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10438 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10439 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10441 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10442 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10443 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10445 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10446 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10447 Fix problem with initial-exec relocations.
10448 (Target_i386::Relocate::relocate_tls): Likewise.
10449 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10451 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10452 support for section-plus-offset dynamic table entries.
10453 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10454 (Output_data_dynamic::Dynamic_entry): Add support for
10455 section-plus-offset dynamic table entries.
10456 (Output_data_dynamic::Classification): Likewise.
10457 (Output_data_dynamic::classification_): Renamed offset_.
10458 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10459 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10460 (Target_x86_64::make_plt_section): New function.
10461 (Target_x86_64::reserve_tlsdesc_entries): New function.
10462 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10463 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10464 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10465 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10466 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10467 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10468 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10469 add extra PLT entry for TLS descriptors.
10470 (Output_data_plt_x86_64::got_): New field.
10471 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10472 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10474 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10476 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10477 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10478 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10479 R_386_TLS_DESC_CALL relocations.
10480 (Target_x86_64::Scan::global): Likewise.
10481 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10482 for TLS descriptors.
10483 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10484 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10485 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10486 GD-to-IE relaxation.
10487 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10488 and TLS_DESCRIPTORS.
10489 * Makefile.in: Rebuild.
10490 * configure: Rebuild.
10491 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10492 (tls_test_shared2.so): New target.
10493 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10494 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10495 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10496 (tls_shared_gd_to_ie_test_LDADD): New variable.
10497 (tls_shared_gnu2_gd_to_ie_test): New target.
10498 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10500 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10501 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10502 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10503 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10504 (tls_shared_gnu2_test): New target.
10505 (tls_test_gnu2_shared.so): New target.
10506 (tls_shared_gnu2_test_SOURCES): New variable.
10507 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10508 (tls_shared_gnu2_test_LDFLAGS): New variable.
10509 (tls_shared_gnu2_test_LDADD): New variable.
10510 * testsuite/Makefile.in: Rebuild.
10511 * testsuite/Makefile.
10513 2008-04-11 Ian Lance Taylor <iant@google.com>
10515 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10517 * testsuite/Makefile.in: Rebuild.
10519 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10521 * testsuite/script_test_2.cc (main): Adjust test.
10523 2008-04-11 David S. Miller <davem@davemloft.net>
10524 Ian Lance Taylor <iant@google.com>
10526 * options.h (General_options): Add entries for '-Y' and
10528 * options.cc (General_options:finalize): If -Y was used, add those
10529 entries to the library path instead of the default "/lib" and
10532 2008-04-11 David S. Miller <davem@davemloft.net>
10534 * testsuite/justsyms.t: Start at 0x100.
10535 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10536 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10538 * testsuite/script_test_2.cc: Adjust string and section length
10541 2008-04-09 Ian Lance Taylor <iant@google.com>
10544 * script-sections.cc (Sections_element::allocate_to_segment): Add
10546 (Output_section_definition::allocate_to_segment): Likewise.
10547 (Orphan_output_section::allocate_to_segment): Likewise.
10548 (Script_sections::attach_sections_using_phdrs_clause): Don't
10549 propagate non-PT_LOAD segments to orphan sections.
10550 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10551 readelf rather than objdump.
10552 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10553 .interp section and PT_INTERP segment are the same size.
10554 * testsuite/Makefile.in: Rebuild.
10556 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10557 aliases for symbols defined in the same object.
10558 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10559 (weak_alias_test_SOURCES): New variable.
10560 (weak_alias_test_DEPENDENCIES): New variable.
10561 (weak_alias_test_LDFLAGS): New variable.
10562 (weak_alias_test_LDADD): New variable.
10563 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10564 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10565 (weak_alias_test_3.o): New target.
10566 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10567 * testsuite/weak_alias_test_main.cc: New file.
10568 * testsuite/weak_alias_test_1.cc: New file.
10569 * testsuite/weak_alias_test_2.cc: New file.
10570 * testsuite/weak_alias_test_3.cc: New file.
10572 2008-04-08 Ian Lance Taylor <iant@google.com>
10574 * options.h (class General_options): Add --noinhibit-exec option.
10575 * main.cc (main): Check --noinhibit-exec.
10577 * options.h (class General_options): Define --wrap as a special
10578 option. Add wrap_symbols_ field.
10579 (General_options::any_wrap_symbols): New function.
10580 (General_options::is_wrap_symbol): New function.
10581 * options.cc (General_options::parse_wrap): New function.
10582 (General_options::General_options): Initialize wrap_symbols_.
10583 * symtab.cc (Symbol_table::wrap_symbol): New function.
10584 (Symbol_table::add_from_object): Handle --wrap.
10585 * symtab.h (class Symbol_table): Declare wrap_symbol.
10586 * target.h (Target::wrap_char): New function.
10587 (Target::Target_info): Add wrap_char field.
10588 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10589 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10590 * testsuite/testfile.cc (Target_test::test_target_info):
10593 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10596 * layout.h (class Layout): Add added_eh_frame_data_ field.
10597 * layout.cc (Layout::Layout): Initialize new field.
10598 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10599 output section until we find a section we merged successfully.
10600 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10601 that the size be non-zero.
10603 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10606 2008-04-08 Craig Silverstein <csilvers@google.com>
10608 * configure.ac: Export new conditional variable HAVE_ZLIB.
10609 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10611 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10612 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10614 2008-04-07 Ian Lance Taylor <iant@google.com>
10616 * version.cc (version_string): Set to "1.5".
10618 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10619 Add issued_non_pic_error_ field. Declare check_non_pic.
10620 (Target_x86_64::Scan::check_non_pic): New function.
10621 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10622 (Target_x86_64::Scan::global): Likewise.
10624 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10625 addend parameter. Change caller. Handle merge sections.
10626 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10627 Address to Addend. Don't add in the result of
10628 local_section_offset, pass down the addend and use the returned
10630 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10631 Update declarations of local_section_offset and symbol_value.
10632 * testsuite/two_file_test_1.cc (t18): New function.
10633 * testsuite/two_file_test_2.cc (f18): New function.
10634 * testsuite/two_file_test_main.cc (main): Call t18.
10635 * testsuite/two_file_test.h (t18, f18): Declare.
10637 * configure.ac: Don't test for objdump, c++filt, or readelf.
10638 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10640 (TEST_READELF): New variable.
10641 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10642 (check_PROGRAMS): Add two_file_strip_test.
10643 (two_file_strip_test): New target.
10644 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10645 (two_file_same_shared_strip_test_SOURCES): New variable.
10646 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10647 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10648 (two_file_same_shared_strip_test_LDADD): New variable.
10649 (two_file_shared_strip.so): New target.
10650 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10651 (ver_test_5.syms, ver_test_7.syms): Likewise.
10652 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10653 (strip_test_3.stdout): Use TEST_OBJDUMP.
10654 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10656 2008-04-04 Cary Coutant <ccoutant@google.com>
10658 * symtab.h (Symbol::is_weak_undefined): New function.
10659 (Symbol::is_strong_undefined): New function.
10660 (Symbol::is_absolute): New function.
10661 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10662 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10664 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10665 (weak_undef_test): New target.
10666 * testsuite/Makefile.in: Rebuild.
10667 * testsuite/weak_undef_file1.cc: New file.
10668 * testsuite/weak_undef_file2.cc: New file.
10669 * testsuite/weak_undef_test.cc: New file.
10671 2008-04-03 Craig Silverstein <csilvers@google.com>
10673 * compressed_output.h (class Output_compressed_section): Use
10675 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10677 (zlib_compressed_suffix): Removed.
10678 (Output_compressed_section::set_final_data_size): Use unsigned
10680 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10681 Fix linker invocation.
10682 (flagstest_o_specialfile_and_compress_debug_sections):
10684 * testsuite/Makefile.in: Regenerated.
10686 2008-04-02 David S. Miller <davem@davemloft.net>
10688 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10689 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10691 2008-04-02 Craig Silverstein <csilvers@google.com>
10695 2008-04-02 Ian Lance Taylor <iant@google.com>
10697 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10698 parameters. Update for new key type to views_. Change all
10700 (File_read::read): Adjust for byteshift in returned view.
10701 (File_read::add_view): New function, broken out of
10702 find_and_make_view.
10703 (File_read::make_view): New function, broken out of
10704 find_and_make_view.
10705 (File_read::find_or_make_view): Add offset and aligned
10706 parameters. Rewrite accordingly. Change all callers.
10707 (File_read::get_view): Add offset and aligned parameters. Adjust
10708 for byteshift in return value.
10709 (File_read::get_lasting_view): Likewise.
10710 * fileread.h (class File_read): Update declarations.
10711 (class File_read::View): Add byteshift_ field. Add byteshift to
10712 constructor. Add byteshift method.
10713 * archive.h (Archive::clear_uncached_views): New function.
10714 (Archive::get_view): Add aligned parameter. Change all callers.
10715 * object.h (Object::get_view): Add aligned parameter. Change all
10717 (Object::get_lasting_view): Likewise.
10719 * fileread.cc (File_read::release): Don't call clear_views if
10720 there are multiple objects.
10721 * fileread.h (File_read::clear_uncached_views): New function.
10722 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10725 2008-03-31 Cary Coutant <ccoutant@google.com>
10727 Add thin archive support.
10728 * archive.cc (Archive::armagt): New const.
10729 (Archive::setup): Remove task parameter and calls to unlock.
10730 (Archive::unlock_nested_archives): New function.
10731 (Archive::read_header): Add nested_off parameter. Change
10733 (Archive::interpret_header): Likewise.
10734 (Archive::include_all_members): Change to handle thin
10736 (Archive::include_member): Likewise.
10737 * archive.h (Archive::Archive): Add new parameters and
10739 (Archive::armagt): New const.
10740 (Archive::setup): Remove task parameter.
10741 (Archive::unlock_nested_archives): New function.
10742 (Archive::read_header): Add nested_off parameter.
10743 (Archive::interpret_header): Likewise.
10744 (Archive::Nested_archive_table): New typedef.
10745 (Archive::is_thin_archive_): New field.
10746 (Archive::nested_archives_): New field.
10747 (Archive::options_): New field.
10748 (Archive::dirpath_): New field.
10749 (Archive::task_): New field.
10750 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10751 for thin archives. Pass additional parameters to
10752 Archive::Archive. Unlock the archive file after calling
10755 2008-03-29 Ian Lance Taylor <iant@google.com>
10757 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10758 version symbol to be local.
10759 * testsuite/ver_test_4.sh: New file.
10760 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10761 (check_DATA): Add ver_test_4.syms.
10762 (ver_test_4.syms): New target.
10763 * testsuite/Makefile.in: Rebuild.
10766 (Output_section::Input_section_sort_entry::has_priority): New
10768 (Output_section::Input_section_sort_entry::match_file_name): New
10770 (Output_section::Input_section_sort_entry::match_section_name):
10772 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10774 (Output_section::Input_section_sort_entry::match_section_file):
10776 (Output_section::Input_section_sort_compare::operator()): Rewrite
10777 using new Input_section_sort_entry functions. Sort crtbegin and
10778 crtend first. Sort sections with no priority before sections with
10780 * testsuite/initpri1.c (d3): Check j != 4.
10781 (cd5): New constructor/destructor function.
10782 (main): Check j != 2.
10784 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10785 new symbol when resolving, don't call set_is_default.
10786 * testsuite/ver_test_7.cc: New file.
10787 * testsuite/ver_test_7.sh: New file.
10788 * testsuite/Makefile.am (ver_test_7.so): New target.
10789 (ver_test_7.o): New target.
10790 (check_SCRIPTS): Add ver_test_7.sh.
10791 (check_DATA): Add ver_test_7.syms.
10792 (ver_test_7.syms): New target.
10794 2008-03-28 Ian Lance Taylor <iant@google.com>
10796 * layout.cc (Layout::layout): If we see an input section with a
10797 name that needs sorting, set the must_sort flag for the output
10799 (Layout::make_output_section): If the name of the output section
10800 indicates that it might require sorting, set the may_sort flag.
10801 * output.h (Output_section::may_sort_attached_input_sections): New
10803 (Output_section::set_may_sort_attached_input_sections): New
10805 (Output_section::must_sort_attached_input_sections): New
10807 (Output_section::set_must_sort_attached_input_sections): New
10809 (class Output_section): Declare Input_section_sort_entry. Define
10810 Input_section_sort_compare. Declare
10811 sort_attached_input_sections. Add new fields:
10812 may_sort_attached_input_sections_,
10813 must_sort_attached_input_sections_,
10814 attached_input_sections_are_sorted_.
10815 * output.cc (Output_section::Output_section): Initialize new
10817 (Output_section::add_input_section): Add an entry to
10818 input_sections_ if may_sort or must_sort are true.
10819 (Output_section::set_final_data_size): Call
10820 sort_attached_input_sections if necessary.
10821 (Output_section::Input_section_sort_entry): Define new class.
10822 (Output_section::Input_section_sort_compare::operator()): New
10824 (Output_section::sort_attached_input_sections): New function.
10825 * configure.ac: Check whether the compiler supports constructor
10826 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10827 * testsuite/initpri1.c: New file.
10828 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10829 CONSTRUCTOR_PRIORITY.
10830 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10831 (initpri1_LDFLAGS): New variable.
10832 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10834 2008-03-27 Ian Lance Taylor <iant@google.com>
10836 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10837 * testsuite/common_test_1.c: New file.
10838 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10839 (common_test_1_SOURCES): New variable.
10840 (common_test_1_DEPENDENCIES): New variable.
10841 (common_test_1_LDFLAGS): New variable.
10843 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10844 and commons_ correctly when NAME/VERSION does not override
10846 * testsuite/ver_test_6.c: New file.
10847 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10848 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10849 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10851 2008-03-26 Ian Lance Taylor <iant@google.com>
10853 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10854 of an undefined symbol from a version script.
10855 * testsuite/Makefile.am (ver_test_5.so): New target.
10856 (ver_test_5.o): New target.
10857 (check_SCRIPTS): Add ver_test_5.sh.
10858 (check_DATA): Add ver_test_5.syms.
10859 (ver_test_5.syms): New target.
10860 * testsuite/ver_test_5.cc: New file.
10861 * testsuite/ver_test_5.script: New file.
10862 * testsuite/ver_test_5.sh: New file.
10863 * Makefile.in, testsuite/Makefile.in: Rebuild.
10866 Fix problems building gold with gcc 4.3.0.
10867 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10868 (gold_error_at_location, gold_warning_at_location): Use it.
10869 * configure.ac: Check whether we can compile and use a template
10870 function with a printf attribute.
10871 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10872 when jumping over bytes.
10873 * object.cc: Instantiate Object::read_section_data.
10874 * debug.h: Include <cstring>
10875 * dwarf_reader.cc: Include <algorithm>
10876 * main.cc: Include <cstring>.
10877 * options.cc: Include <cstring>.
10878 * output.cc: Include <cstring>.
10879 * script.cc: Include <cstring>.
10880 * script.h: Include <string>.
10881 * symtab.cc: Include <cstring> and <algorithm>.
10882 * target-select.cc: Include <cstring>.
10883 * version.cc: Include <string>.
10884 * testsuite/testmain.cc: Include <cstdlib>.
10885 * configure, config.in: Rebuild.
10887 2008-03-25 Ian Lance Taylor <iant@google.com>
10889 * options.cc: Include "../bfd/bfdver.h".
10890 (options::help): Print bug reporting address.
10892 * version.cc (print_version): Adjust output for current value of
10893 BFD_VERSION_STRING.
10897 * options.cc (options::help): Print list of supported targets.
10898 * target-select.h: Include <vector>.
10899 (class Target_selector): Make machine_, size_, and is_big_endian_
10900 fields const. Add bfd_name_ and instantiated_target_ fields.
10901 (Target_selector::Target_selector): Add bfd_name parameter.
10902 (Target_selector::recognize): Make non-virtual, call
10904 (Target_selector::recognize_by_name): Make non-virtual, call
10905 do_recognize_by_name.
10906 (Target_selector::supported_names): New function.
10907 (Target_selector::bfd_name): New function.
10908 (Target_selector::do_instantiate_target): New pure virtual
10910 (Target_selector::do_recognize): New virtual function.
10911 (Target_selector::do_recognize_by_name): New virtual function.
10912 (Target_selector::instantiate_target): New private function.
10913 (supported_target_names): Declare.
10914 * target-select.cc (Target_selector::Target_selector): Update for
10915 new parameter and fields.
10916 (select_target_by_name): Check that the name matches before
10917 calling recognize_by_name.
10918 (supported_target_names): New function.
10919 * i386.cc (class Target_selector_i386): Update Target_selector
10920 constructor call. Remove recognize and recognize_by_name. Add
10921 do_instantiate_target.
10922 * x86_64.cc (class Target_selector_x86_64): Likewise.
10923 * testsuite/testfile.cc (class Target_selector_test): Update for
10924 changes to Target_selector.
10926 * README: Rewrite, with some notes on unsupported features.
10928 2008-03-24 Cary Coutant <ccoutant@google.com>
10930 * i386.cc (Target_i386::Got_type): New enum declaration.
10931 (Target_i386::Scan::local): Updated callers of Output_data_got
10933 (Target_i386::Scan::global): Likewise.
10934 (Target_i386::Relocate::relocate): Likewise.
10935 (Target_i386::Relocate::relocate_tls): Likewise.
10936 * object.h (Got_offset_list): New class.
10937 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10938 (Sized_relobj::local_got_offset): Likewise.
10939 (Sized_relobj::set_local_got_offset): Likewise.
10940 (Sized_relobj::local_has_tls_got_offset): Removed.
10941 (Sized_relobj::local_tls_got_offset): Removed.
10942 (Sized_relobj::set_local_tls_got_offset): Removed.
10943 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10944 * output.cc (Output_data_got::add_global): Added got_type parameter.
10945 (Output_data_got::add_global_with_rel): Likewise.
10946 (Output_data_got::add_global_with_rela): Likewise.
10947 (Output_data_got::add_global_pair_with_rel): New function.
10948 (Output_data_got::add_global_pair_with_rela): New function.
10949 (Output_data_got::add_local): Added got_type parameter.
10950 (Output_data_got::add_local_with_rel): Likewise.
10951 (Output_data_got::add_local_with_rela): Likewise.
10952 (Output_data_got::add_local_pair_with_rel): New function.
10953 (Output_data_got::add_local_pair_with_rela): New function.
10954 (Output_data_got::add_global_tls): Removed.
10955 (Output_data_got::add_global_tls_with_rel): Removed.
10956 (Output_data_got::add_global_tls_with_rela): Removed.
10957 (Output_data_got::add_local_tls): Removed.
10958 (Output_data_got::add_local_tls_with_rel): Removed.
10959 (Output_data_got::add_local_tls_with_rela): Removed.
10960 * output.h (Output_data_got::add_global): Added got_type parameter.
10961 (Output_data_got::add_global_with_rel): Likewise.
10962 (Output_data_got::add_global_with_rela): Likewise.
10963 (Output_data_got::add_global_pair_with_rel): New function.
10964 (Output_data_got::add_global_pair_with_rela): New function.
10965 (Output_data_got::add_local): Added got_type parameter.
10966 (Output_data_got::add_local_with_rel): Likewise.
10967 (Output_data_got::add_local_with_rela): Likewise.
10968 (Output_data_got::add_local_pair_with_rel): New function.
10969 (Output_data_got::add_local_pair_with_rela): New function.
10970 (Output_data_got::add_global_tls): Removed.
10971 (Output_data_got::add_global_tls_with_rel): Removed.
10972 (Output_data_got::add_global_tls_with_rela): Removed.
10973 (Output_data_got::add_local_tls): Removed.
10974 (Output_data_got::add_local_tls_with_rel): Removed.
10975 (Output_data_got::add_local_tls_with_rela): Removed.
10976 * resolve.cc (Symbol::override_base_with_special): Removed
10977 reference to has_got_offset_ field.
10978 * symtab.cc (Symbol::init_fields): Replaced initialization
10979 of got_offset_ with got_offsets_. Removed initialization
10981 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10982 (Symbol::got_offset): Likewise.
10983 (Symbol::set_got_offset): Likewise.
10984 (Symbol::has_tls_got_offset): Removed.
10985 (Symbol::tls_got_offset): Removed.
10986 (Symbol::set_tls_got_offset): Removed.
10987 (Symbol::got_offset_): Removed.
10988 (Symbol::tls_mod_got_offset_): Removed.
10989 (Symbol::tls_pair_got_offset_): Removed.
10990 (Symbol::got_offsets_): New field.
10991 (Symbol::has_got_offset): Removed.
10992 (Symbol::has_tls_mod_got_offset): Removed.
10993 (Symbol::has_tls_pair_got_offset): Removed.
10994 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10995 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10997 (Target_x86_64::Scan::global): Likewise.
10998 (Target_x86_64::Relocate::relocate): Likewise.
10999 (Target_x86_64::Relocate::relocate_tls): Likewise.
11001 2008-03-25 Ben Elliston <bje@au.ibm.com>
11003 * yyscript.y: Fix spelling error in comment.
11005 2008-03-24 Ian Lance Taylor <iant@google.com>
11007 * options.h (class General_options): Define build_id option.
11008 * layout.h (class Layout): Declare write_build_id, create_note,
11009 create_build_id. Add build_id_note_ member.
11010 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11011 "libiberty.h", "md5.h", "sha1.h".
11012 (Layout::Layout): Initialize eh_frame_data_,
11013 eh_frame_hdr_section_, and build_id_note_.
11014 (Layout::finalize): Call create_build_id.
11015 (Layout::create_note): New function, broken out of
11016 Layout::create_gold_note.
11017 (Layout::create_gold_note): Call create_note.
11018 (Layout::create_build_id): New function.
11019 (Layout::write_build_id): New function.
11020 (Close_task_runner::run): Call write_build_id.
11022 * x86_64.cc: Correct license to GPLv3.
11024 2008-03-23 Ian Lance Taylor <iant@google.com>
11026 * options.cc: Include "demangle.h".
11027 (parse_optional_string): New function.
11028 (parse_long_option): Handle takes_optional_argument.
11029 (parse_short_option): Update dash_z initializer. Handle
11030 takes_optional_argument.
11031 (General_options::General_options): Initialize do_demangle_.
11032 (General_options::finalize): Set do_demangle_. Handle demangling
11034 * options.h (parse_optional_string): Declare.
11035 (struct One_option): Add optional_arg field. Update constructor.
11036 Update call constructor calls. Add takes_optional_argument
11038 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11039 (DEFINE_optional_string): Define.
11040 (General_options::demangle): Change from DEFINE_bool to
11041 DEFINE_optional_string.
11042 (General_options::no_demangle): New function.
11043 (General_options::do_demangle): New function.
11044 (General_options::set_do_demangle): New function.
11045 (General_options::execstack_status_): Move definition to end of
11047 (General_options::static_): Likewise.
11048 (General_options::do_demangle_): New field.
11049 * object.cc (big_endian>::get_symbol_location_info): Call
11050 Options::do_demangle, not Options::demangle.
11051 * symtab.cc (demangle): Likewise.
11053 2008-03-22 Ian Lance Taylor <iant@google.com>
11055 * gold.h: Include <cstddef> and <sys/types.h>
11056 * options.h: Include <cstring>.
11058 2008-03-21 Ian Lance Taylor <iant@google.com>
11060 * Added source code to GNU binutils.
projects / binutils-gdb.git / blob