1 2011-06-07 Cary Coutant <ccoutant@google.com>
3 * common.cc (Symbol_table::do_allocate_commons_list): Call
5 * errors.cc (Errors::fatal): Adjust call to gold_exit.
6 (Errors::fallback): New function.
7 (gold_fallback): New function.
8 * errors.h (Errors::fallback): New function.
9 * gold.cc (gold_exit): Change status parameter to enum; adjust
11 (queue_initial_tasks): Call gold_fallback.
12 * gold.h: Include cstdlib.
13 (Exit_status): New enum type.
14 (gold_exit): Change status parameter to enum.
15 (gold_fallback): New function.
16 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
17 (Layout::create_symtab_sections): Likewise.
18 (Layout::create_shdrs): Likewise.
19 * main.cc (main): Adjust call to gold_exit.
20 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
21 (Output_data_got::add_got_entry_pair): Likewise.
22 (Output_section::add_input_section): Likewise.
23 (Output_section::add_output_section_data): Likewise.
24 (Output_segment::set_section_list_addresses): Likewise.
25 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
27 2011-06-07 Cary Coutant <ccoutant@google.com>
29 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
30 for incremental links.
31 * output.cc (Output_segment::set_section_list_addresses): Remove
32 FIXME and test for TLS or BSS.
34 2011-06-07 Cary Coutant <ccoutant@google.com>
36 * testsuite/Makefile.am: Add incremental_copy_test,
37 incremental_common_test_1.
38 * testsuite/Makefile.in: Regenerate.
39 * testsuite/common_test_1_v1.c: New source file.
40 * testsuite/common_test_1_v2.c: New source file.
41 * testsuite/copy_test_v1.cc: New source file.
43 2011-06-07 Cary Coutant <ccoutant@google.com>
45 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
46 update, allocate common from bss section's free list.
47 * incremental-dump.cc (dump_incremental_inputs): Print flag for
48 linker-defined symbols.
49 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
50 Skip GOT and PLT entries that are no longer referenced.
51 (Output_section_incremental_inputs::write_info_blocks): Mark
52 linker-defined symbols.
53 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
54 * output.cc (Output_section::allocate): New function.
55 * output.h (Output_section::allocate): New function.
56 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
57 linker-defined symbols.
58 (Symbol::override_base_with_special): Copy is_predefined_ flag.
59 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
60 (Symbol::init_base_output_data): Likewise.
61 (Symbol::init_base_output_segment): Likewise.
62 (Symbol::init_base_constant): Likewise.
63 (Sized_symbol::init_output_data): Likewise.
64 (Sized_symbol::init_output_segment): Likewise.
65 (Sized_symbol::init_constant): Likewise.
66 (Symbol_table::do_define_in_output_data): Likewise.
67 (Symbol_table::do_define_in_output_segment): Likewise.
68 (Symbol_table::do_define_as_constant): Likewise.
69 * symtab.h (Symbol::is_predefined): New function.
70 (Symbol::init_base_output_data): Add is_predefined parameter.
71 (Symbol::init_base_output_segment): Likewise.
72 (Symbol::init_base_constant): Likewise.
73 (Symbol::is_predefined_): New data member.
74 (Sized_symbol::init_output_data): Add is_predefined parameter.
75 (Sized_symbol::init_output_segment): Likewise.
76 (Sized_symbol::init_constant): Likewise.
77 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
79 2011-06-07 Cary Coutant <ccoutant@google.com>
81 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
82 instead of emit_copy_reloc.
83 (Copy_relocs::emit_copy_reloc): Refactor.
84 (Copy_relocs::make_copy_reloc): New function.
85 (Copy_relocs::add_copy_reloc): Remove.
86 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
88 (Copy_relocs::make_copy_reloc): New function.
89 (Copy_relocs::add_copy_reloc): Remove.
90 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
91 unchanged input files.
92 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
93 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
94 Reserve BSS space for COPY relocations.
95 (Sized_incremental_binary::do_emit_copy_relocs): New function.
96 (Output_section_incremental_inputs::write_info_blocks): Record
97 whether a symbol is copied from a shared object.
98 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
99 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
100 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
101 (Incremental_input_entry_reader::get_output_symbol_index): Add
103 (Incremental_binary::emit_copy_relocs): New function.
104 (Incremental_binary::do_emit_copy_relocs): New function.
105 (Sized_incremental_binary::Sized_incremental_binary): Initialize
107 (Sized_incremental_binary::add_copy_reloc): New function.
108 (Sized_incremental_binary::do_emit_copy_relocs): New function.
109 (Sized_incremental_binary::Copy_reloc): New struct.
110 (Sized_incremental_binary::Copy_relocs): New typedef.
111 (Sized_incremental_binary::copy_relocs_): New data member.
112 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
113 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
114 * target.h (Sized_target::emit_copy_reloc): New function.
115 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
117 2011-06-02 Cary Coutant <ccoutant@google.com>
120 * gold/archive.cc (Archive::Archive): Initialize new data member.
121 (Archive::include_all_members): Return if archive has already been
123 * gold/archive.h (Archive::include_all_members_): New data member.
125 2011-06-02 Nick Clifton <nickc@redhat.com>
127 * dynobj.h: Fix spelling mistake in comment.
128 * output.cc: Likewise.
130 2011-05-31 Doug Kwan <dougkwan@google.com>
134 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
135 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
136 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
137 redundant arm_exidx_test.so.
138 * testsuite/Makefile.in: Regenerate.
139 (check_SCRIPTS): Add pr12826.sh
140 (check_DATA): Add pr12826.stdout
141 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
142 * testsuite/pr12826.sh: New file.
143 * testsuite/pr12826_1.s: Ditto.
144 * testsuite/pr12826_1.s: Ditto.
146 2011-05-30 Ian Lance Taylor <iant@google.com>
148 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
151 2011-05-29 Ian Lance Taylor <iant@google.com>
154 * testsuite/Makefile.am: Use different file name for two_file_test
155 temporary file for each incremental test.
156 * testsuite/Makefile.in: Rebuild.
158 2011-05-29 Ian Lance Taylor <iant@google.com>
160 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
161 binary input file is empty.
163 2011-05-27 Ian Lance Taylor <iant@google.com>
165 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
166 (ver_test_9.so): Likewise.
167 * testsuite/Makefile.in: Rebuild.
169 2011-05-26 Cary Coutant <ccoutant@google.com>
171 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
172 * incremental.cc (Incremental_inputs::report_input_section): Fix
173 comment, indentation.
174 (Incremental_inputs::report_comdat_group): New function.
175 (Output_section_incremental_inputs::set_final_data_size): Adjust size
176 of data for incremental input file entry.
177 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
178 group count, COMDAT group signatures.
179 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
180 an unchanged input file.
181 * incremental.h (Incremental_object_entry::Incremental_object_entry):
182 Initialize new data member.
183 (Incremental_object_entry::add_comdat_group): New function.
184 (Incremental_object_entry::get_comdat_group_count): New function.
185 (Incremental_object_entry::get_comdat_signature_key): New function.
186 (Incremental_object_entry::groups_): New data member.
187 (Incremental_inputs::report_comdat_group): New function.
188 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
189 data for incremental input file entry.
190 (Incremental_input_entry_reader::get_comdat_group_count): New function.
191 (Incremental_input_entry_reader::get_input_section): Adjust size of
192 data for incremental input file entry.
193 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
194 (Incremental_input_entry_reader::get_comdat_group_signature): New
196 * object.cc (Sized_relobj::include_section_group): Report kept
197 COMDAT groups for incremental links.
199 2011-05-24 David Meyer <pdox@google.com>
201 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
202 with name parameter. Add found_name parameter.
203 * fileread.cc (Input_file::find_file): Adjust code accordingly.
204 * dirsearch.h (class Dirsearch): Update declaration.
206 2011-05-24 Ian Lance Taylor <iant@google.com>
208 * archive.cc (Library_base::should_include_member): Pull in object
209 from archive if it defines the entry symbol.
210 * parameters.cc (Parameters::entry): New function.
211 * parameters.h (class Parameters): Declare entry.
212 * output.h (class Output_file_header): Remove entry_ field.
213 * output.cc (Output_file_header::Output_file_header): Remove entry
214 parameter. Change all callers.
215 (Output_file_header::entry): Use parameters->entry.
216 * gold.cc (queue_middle_tasks): Likewise.
217 * plugin.cc (Plugin_hook::run): Likewise.
219 2011-05-24 Cary Coutant <ccoutant@google.com>
221 * gold.cc (queue_initial_tasks): Pass incremental base filename
222 to Output_file::open_base_file; don't print error message.
223 * incremental-dump.cc (main): Adjust call to
224 Output_file::open_for_modification.
225 * incremental-dump.cc (main): Likewise.
226 * incremental.cc (Incremental_inputs::report_command_line):
227 Ignore --incremental-base option when comparing command lines.
228 Ignore parameter when given as separate argument.
229 * options.h (class General_options): Add --incremental-base.
230 * output.cc (Output_file::Output_file):
231 (Output_file::open_base_file): Add base_name and writable parameters;
232 read base file into new file; print error message here.
233 (Output_file::map_no_anonymous): Add writable parameter; adjust all
235 * output.h (Output_file::open_for_modification): Rename to...
236 (Output_file::open_base_file): ...this; add base_name and
237 writable parameters; adjust all callers.
238 (Output_file::map_no_anonymous): Add writable parameter; adjust all
240 * testsuite/Makefile.am (incremental_test_4): Test
242 * testsuite/Makefile.in: Regenerate.
244 2011-05-24 Cary Coutant <ccoutant@google.com>
246 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
248 * testsuite/Makefile.in: Regenerate.
249 * testsuite/two_file_test_1_v1.cc: New test source file.
250 * testsuite/two_file_test_1b_v1.cc: New test source file.
251 * testsuite/two_file_test_2_v1.cc: New test source file.
253 2011-05-24 Cary Coutant <ccoutant@google.com>
255 * dynobj.h (Dynobj::do_dynobj): New function.
256 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
257 flag and soname for shared objects.
258 * incremental.cc (Incremental_inputs::report_object): Make
259 either Incremental_object_entry or Incremental_dynobj_entry; add
260 soname to string table.
261 (Incremental_inputs::report_input_section): Add assertion.
262 (Output_section_incremental_inputs::set_final_data_size): Adjust
263 type of input file entry for shared libraries; adjust size of
264 shared library info entry.
265 (Output_section_incremental_inputs::write_input_files): Write
266 as_needed flag for shared libraries.
267 (Output_section_incremental_inputs::write_info_blocks): Adjust type
268 of input file entry for shared libraries; write soname.
269 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
270 soname from incremental info.
271 * incremental.h (enum Incremental_input_flags): Add
272 INCREMENTAL_INPUT_AS_NEEDED.
273 (Incremental_input_entry::Incremental_input_entry): Initialize new
275 (Incremental_input_entry::set_as_needed): New function.
276 (Incremental_input_entry::as_needed): New function.
277 (Incremental_input_entry::do_dynobj_entry): New function.
278 (Incremental_input_entry::as_needed_): New data member.
279 (Incremental_object_entry::Incremental_object_entry): Don't check
281 (Incremental_object_entry::do_type): Likewise.
282 (class Incremental_dynobj_entry): New class.
283 (Incremental_input_entry_reader::as_needed): New function.
284 (Incremental_input_entry_reader::get_soname): New function.
285 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
286 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
287 size of shared library info entry.
288 * layout.cc (Layout::finish_dynamic_section): Don't test for
289 incremental link when adding DT_NEEDED entries.
290 * object.h (Object::Object): Initialize new data member.
291 (Object::dynobj): New function.
292 (Object::set_as_needed): New function.
293 (Object::as_needed): New function.
294 (Object::do_dynobj): New function.
295 (Object::as_needed_): New data member.
297 2011-05-24 Cary Coutant <ccoutant@google.com>
299 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
300 info; adjust display of GOT entries.
301 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
302 vector of input objects; remove file_status_.
303 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
304 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
305 got_plt reader; call target hooks to reserve GOT entries.
306 (Output_section_incremental_inputs::set_final_data_size): Adjust size
307 of input file info header and GOT info entry.
308 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
310 (Got_plt_view_info::got_descriptor): Remove.
311 (Got_plt_view_info::sym_index): New data member.
312 (Got_plt_view_info::input_index): New data member.
313 (Local_got_offset_visitor::visit): Write input file index.
314 (Global_got_offset_visitor::visit): Write 0 for input file index.
315 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
316 with sym_index and input_index.
317 (Output_section_incremental_inputs::write_got_plt): Adjust size of
318 incremental info GOT entry; replace got_descriptor with input_index.
319 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
320 map from input file index to object.
321 (Sized_relobj_incr::do_layout): Replace direct data member reference
322 with accessor function.
323 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
324 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
325 Adjust size of input file info header.
326 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
327 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
328 (Incremental_input_entry_reader::get_input_section): Adjust size of
329 input file info header.
330 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
331 of incremental info GOT entry.
332 (Incremental_got_plt_reader::get_got_desc): Remove.
333 (Incremental_got_plt_reader::get_got_symndx): New function.
334 (Incremental_got_plt_reader::get_got_input_index): New function.
335 (Sized_incremental_binary::Sized_incremental_binary): Remove
336 file_status_; add input_objects_.
337 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
338 (Sized_incremental_binary::set_file_is_unchanged): Remove.
339 (Sized_incremental_binary::file_is_unchanged): Remove.
340 (Sized_incremental_binary::set_input_object): New function.
341 (Sized_incremental_binary::input_object): New function.
342 (Sized_incremental_binary::file_status_): Remove.
343 (Sized_incremental_binary::input_objects_): New data member.
344 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
346 (Sized_relobj_incr::invalid_address): Move to base class.
347 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
349 (Sized_relobj_incr::do_output_section_offset): Likewise.
350 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
351 (Sized_relobj_incr::section_offsets_): Likewise.
352 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
354 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
355 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
356 with accessor function.
357 (Sized_relobj_file::do_layout): Likewise.
358 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
359 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
360 (Sized_relobj_file::compute_final_local_value): Replace refs to
361 section_offsets_ with accessor function.
362 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
363 * object.h (Relobj::Relobj): Initialize new data members.
364 (Relobj::add_dyn_reloc): New function.
365 (Relobj::first_dyn_reloc): New function.
366 (Relobj::dyn_reloc_count): New function.
367 (Relobj::first_dyn_reloc_): New data member.
368 (Relobj::dyn_reloc_count_): New data member.
369 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
371 (Sized_relobj::Address): New typedef.
372 (Sized_relobj::invalid_address): Move here from child class.
373 (Sized_relobj::Sized_relobj): Initialize new data members.
374 (Sized_relobj::sized_relobj): New function.
375 (Sized_relobj::is_output_section_offset_invalid): Move here from
377 (Sized_relobj::get_output_section_offset): Likewise.
378 (Sized_relobj::local_has_got_offset): Likewise.
379 (Sized_relobj::local_got_offset): Likewise.
380 (Sized_relobj::set_local_got_offset): Likewise.
381 (Sized_relobj::do_for_all_local_got_entries): Likewise.
382 (Sized_relobj::clear_got_offsets): New function.
383 (Sized_relobj::section_offsets): Move here from child class.
384 (Sized_relobj::do_output_section_offset): Likewise.
385 (Sized_relobj::do_set_section_offset): Likewise.
386 (Sized_relobj::Local_got_offsets): Likewise.
387 (Sized_relobj::local_got_offsets_): Likewise.
388 (Sized_relobj::section_offsets_): Likewise.
389 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
391 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
393 (Sized_relobj_file::sized_relobj): New function
394 (Sized_relobj_file::local_has_got_offset): Move to base class.
395 (Sized_relobj_file::local_got_offset): Likewise.
396 (Sized_relobj_file::set_local_got_offset): Likewise.
397 (Sized_relobj_file::get_output_section_offset): Likewise.
398 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
399 (Sized_relobj_file::do_output_section_offset): Likewise.
400 (Sized_relobj_file::do_set_section_offset): Likewise.
401 (Sized_relobj_file::Local_got_offsets): Likewise.
402 (Sized_relobj_file::local_got_offsets_): Likewise.
403 (Sized_relobj_file::section_offsets_): Likewise.
404 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
406 (set_needs_dynsym_index): Convert relobj to derived class pointer.
407 (Output_reloc::get_symbol_index): Likewise.
408 (Output_reloc::local_section_offset): Likewise.
409 (Output_reloc::get_address): Likewise.
410 (Output_reloc::symbol_value): Likewise.
411 (Output_data_got::reserve_slot): Move to class definition.
412 (Output_data_got::reserve_local): New function.
413 (Output_data_got::reserve_slot_for_global): Remove.
414 (Output_data_got::reserve_global): New function.
415 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
416 (all constructors, two instantiations).
417 (Output_reloc::get_relobj): New function (two instantiations).
418 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
419 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
420 (Output_data_reloc::add_global): Adjust type of relobj.
421 (Output_data_reloc::add_global_relative): Likewise.
422 (Output_data_reloc::add_symbolless_global_addend): Likewise.
423 (Output_data_reloc::add_local): Likewise.
424 (Output_data_reloc::add_local_relative): Likewise.
425 (Output_data_reloc::add_symbolless_local_addend): Likewise.
426 (Output_data_reloc::add_local_section): Likewise.
427 (Output_data_reloc::add_output_section): Likewise.
428 (Output_data_reloc::add_absolute): Likewise.
429 (Output_data_reloc::add_target_specific): Likewise.
430 (Output_data_got::reserve_slot): Move definition here.
431 (Output_data_got::reserve_local): New function.
432 (Output_data_got::reserve_global): New function.
433 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
434 section_offsets_ with accessor function.
435 (Sized_relobj_file::write_sections): Likewise.
436 (Sized_relobj_file::do_relocate_sections): Likewise.
437 * target.h (Sized_target::reserve_local_got_entry): New function.
438 (Sized_target::reserve_global_got_entry): New function.
439 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
440 (Target_x86_64::reserve_global_got_entry): New function.
441 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
443 2011-05-23 Cary Coutant <ccoutant@google.com>
445 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
446 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
447 bit when checking got_type.
448 * incremental.cc (Sized_incremental_binary::setup_readers):
449 Store symbol table and string table locations; initialize bit vector
450 of file status flags.
451 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
453 (Sized_incremental_binary::do_process_got_plt): New function.
454 (Sized_incremental_binary::get_symtab_view): Use stored locations.
455 (Output_section_incremental_inputs::set_final_data_size): Record
456 file index for each input file.
457 (Output_section_incremental_inputs::write_got_plt): Store file index
458 instead of input entry offset for each GOT entry.
460 (Incremental_input_entry::Incremental_input_entry): Initialize new
462 (Incremental_input_entry::set_offset): Store file index.
463 (Incremental_input_entry::get_file_index): New function.
464 (Incremental_input_entry::file_index_): New data member.
465 (Incremental_binary::process_got_plt): New function.
466 (Incremental_binary::do_process_got_plt): New function.
467 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
469 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
470 (Sized_incremental_binary::set_file_is_unchanged): New function.
471 (Sized_incremental_binary::file_is_unchanged): New function.
472 (Sized_incremental_binary::do_process_got_plt): New function.
473 (Sized_incremental_binary::file_status_): New data member.
474 (Sized_incremental_binary::main_symtab_loc_): New data member.
475 (Sized_incremental_binary::main_strtab_loc_): New data member.
476 * output.cc (Output_data_got::Got_entry::write): Add case
478 (Output_data_got::add_global): Call add_got_entry.
479 (Output_data_got::add_global_plt): Likewise.
480 (Output_data_got::add_global_with_rel): Likewise.
481 (Output_data_got::add_global_with_rela): Likewise.
482 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
483 (Output_data_got::add_global_pair_with_rela): Likewise.
484 (Output_data_got::add_local): Call add_got_entry.
485 (Output_data_got::add_local_plt): Likewise.
486 (Output_data_got::add_local_with_rel): Likewise.
487 (Output_data_got::add_local_with_rela): Likewise.
488 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
489 (Output_data_got::add_local_pair_with_rela): Likewise.
490 (Output_data_got::reserve_slot): New function.
491 (Output_data_got::reserve_slot_for_global): New function.
492 (Output_data_got::add_got_entry): New function.
493 (Output_data_got::add_got_entry_pair): New function.
494 (Output_section::add_output_section_data): Edit FIXME.
496 (Output_section_data_build::Output_section_data_build): New
497 constructor with size parameter.
498 (Output_data_space::Output_data_space): Likewise.
499 (Output_data_got::Output_data_got): Initialize new data member; new
500 constructor with size parameter.
501 (Output_data_got::add_constant): Call add_got_entry.
502 (Output_data_got::reserve_slot): New function.
503 (Output_data_got::reserve_slot_for_global): New function.
504 (class Output_data_got::Got_entry): Add RESERVED_CODE.
505 (Output_data_got::add_got_entry): New function.
506 (Output_data_got::add_got_entry_pair): New function.
507 (Output_data_got::free_list_): New data member.
508 * target.h (Sized_target::init_got_plt_for_update): New function.
509 (Sized_target::register_global_plt_entry): New function.
510 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
511 Initialize new data member; call init; add constructor with PLT count.
512 (Output_data_plt_x86_64::init): New function.
513 (Output_data_plt_x86_64::add_relocation): New function.
514 (Output_data_plt_x86_64::reserve_slot): New function.
515 (Output_data_plt_x86_64::free_list_): New data member.
516 (Target_x86_64::init_got_plt_for_update): New function.
517 (Target_x86_64::register_global_plt_entry): New function.
518 (Output_data_plt_x86_64::add_entry): Allocate from free list for
520 (Output_data_plt_x86_64::add_relocation): New function.
521 * testsuite/object_unittest.cc (Object_test): Set default options.
523 2011-05-16 Ian Lance Taylor <iant@google.com>
525 * options.h (class General_options): Make -i a synonym for -r.
527 2011-05-16 Ian Lance Taylor <iant@google.com>
529 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
531 2011-05-10 Cary Coutant <ccoutant@google.com>
533 * object.cc (Sized_relobj::do_count_local_symbols): Check for
536 2011-05-06 Ian Lance Taylor <iant@google.com>
538 * layout.cc (Layout::layout): If the output section flags change,
541 2011-04-25 Cary Coutant <ccoutant@google.com>
543 * incremental-dump.cc (dump_incremental_inputs): Print local
544 symbol info for each input file.
546 (Output_section_incremental_inputs::set_final_data_size): Add local
547 symbol info to input file entries in incremental info.
548 (Output_section_incremental_inputs::write_info_blocks): Likewise.
549 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
550 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
551 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
553 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
554 (Sized_incr_relobj::do_relocate): Write the local symbols.
555 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
556 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
557 Adjust size of input file header.
558 (Incremental_inputs_reader::get_local_symbol_offset): New function.
559 (Incremental_inputs_reader::get_local_symbol_count): New function.
560 (Incremental_inputs_reader::get_input_section): Adjust size of input
562 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
563 (Sized_incr_relobj::This): New typedef.
564 (Sized_incr_relobj::sym_size): New const data member.
565 (Sized_incr_relobj::Local_symbol): New struct.
566 (Sized_incr_relobj::do_output_local_symbol_count): New function.
567 (Sized_incr_relobj::do_local_symbol_offset): New function.
568 (Sized_incr_relobj::local_symbol_count_): New data member.
569 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
570 (Sized_incr_relobj::local_symbol_index_): New data member.
571 (Sized_incr_relobj::local_symbol_offset_): New data member.
572 (Sized_incr_relobj::local_dynsym_offset_): New data member.
573 (Sized_incr_relobj::local_symbols_): New data member.
574 * object.h (Relobj::output_local_symbol_count): New function.
575 (Relobj::local_symbol_offset): New function.
576 (Relobj::do_output_local_symbol_count): New function.
577 (Relobj::do_local_symbol_offset): New function.
578 (Sized_relobj::do_output_local_symbol_count): New function.
579 (Sized_relobj::do_local_symbol_offset): New function.
581 2011-04-22 Vladimir Simonov <sv@sw.ru>
583 * descriptors.cc (set_close_on_exec): New function.
584 (Descriptors::open): Use set_close_on_exec.
585 * output.cc (S_ISLNK): Define if not defined.
587 2011-04-22 Cary Coutant <ccoutant@google.com>
589 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
591 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
592 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
593 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
595 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
596 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
597 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
599 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
601 (Incremental_binary::apply_incremental_relocs): New function.
602 (Incremental_binary::do_apply_incremental_relocs): New function.
603 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
605 (Sized_incremental_binary::add_global_symbol): New function.
606 (Sized_incremental_binary::global_symbol): New function.
607 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
608 (Sized_incremental_binary::symbol_map_): New data member.
609 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
610 * target.h (Sized_target::apply_relocation): New function.
611 * target-reloc.h (apply_relocation): New function.
612 * x86_64.cc (Target_x86_64::apply_relocation): New function.
614 2011-04-22 Doug Kwan <dougkwan@google.com>
616 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
617 flag of a SHT_ARM_EXIDX section.
618 * testsuite/Makefile.am (arm_exidx_test): New test rules.
619 * testsuite/Makefile.in: Regenerate.
620 * testsuite/arm_exidx_test.s: New file.
621 * testsuite/arm_exidx_test.sh: Same.
623 2011-04-20 Cary Coutant <ccoutant@google.com>
626 * archive.h (Incremental_archive_entry::Archive_member):
627 Initialize arg_serial_ (second constructor).
629 2011-04-17 Ian Lance Taylor <iant@google.com>
631 * object.cc (Relocate_info::location): Simplify location string.
632 * errors.cc (Errors::error_at_location): Don't print program
634 (Errors::warning_at_location): Likewise.
635 (Errors::undefined_symbol): Likewise.
636 * testsuite/debug_msg.sh: Update accordingly.
638 2011-04-14 Cary Coutant <ccoutant@google.com>
640 * gold/layout.cc (Layout::symtab_section_offset): New function.
641 * gold/layout.h (Layout::symtab_section_offset): New function.
642 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
644 2011-04-12 Ian Lance Taylor <iant@google.com>
646 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
648 * output.h (class Output_file): Add map_is_allocated_ field.
649 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
650 not available, provide stubs. If mremap is not available, #define
652 (MREMAP_MAYMOVE): Define if not defined.
653 (Output_file::Output_file): Initialize map_is_allocated_.
654 (Output_file::resize): Check map_is_allocated_.
655 (Output_file::map_anonymous): If mmap fails, use malloc.
656 (Output_file::unmap): Don't do anything for an anonymous map.
657 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
658 is not available, provide stubs.
659 (File_read::View::~View): Use free rather than delete[].
660 (File_read::make_view): Use malloc rather than new[]. If mmap
662 (File_read::find_or_make_view): Use malloc rather than new[].
663 * gold.h: Remove HAVE_REMAP code.
664 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
665 exists. Rename mremap to gold_mremap. If mmap is not available
667 * configure, config.in: Rebuild.
669 2011-04-11 Ian Lance Taylor <iant@google.com>
671 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
672 initialize local variable v.
674 2011-04-11 Cary Coutant <ccoutant@google.com>
676 * archive.cc (Archive::include_member): Adjust call to
678 (Add_archive_symbols::run): Track argument serial numbers.
679 (Lib_group::include_member): Likewise.
680 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
681 * archive.h (Incremental_archive_entry::Archive_member):
682 Initialize arg_serial_.
683 (Archive_member::arg_serial_): New data member.
684 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
685 (Sized_dynobj::do_add_symbols): Track symbols when doing an
687 (Sized_dynobj::do_for_all_local_got_entries): New function.
688 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
690 * fileread.cc (get_mtime): New function.
691 * fileread.h (get_mtime): New function.
692 * gold.cc (queue_initial_tasks): Check for incremental update.
693 (process_incremental_input): New function.
694 (queue_middle_tasks): Don't force valid target for incremental
696 * incremental-dump.cc (find_input_containing_global): Adjust
697 size of symbol info entry.
698 (dump_incremental_inputs): Dump argument serial number and
699 in_system_directory flag; bias shndx by 1; print symbol names
700 when dumping per-file symbol lists; use new symbol info readers.
702 (Output_section_incremental_inputs:update_data_size): New function.
703 (Sized_incremental_binary::setup_readers): Setup input readers
704 for each input file; build maps for files added from libraries
706 (Sized_incremental_binary::check_input_args): New function.
707 (Sized_incremental_binary::do_check_inputs): Build map of argument
708 serial numbers to input arguments.
709 (Sized_incremental_binary::do_file_has_changed): Rename
710 do_file_is_unchanged to this; compare file modification times.
711 (Sized_incremental_binary::do_init_layout): New function.
712 (Sized_incremental_binary::do_reserve_layout): New function.
713 (Sized_incremental_binary::do_get_input_reader): Remove.
714 (Sized_incremental_binary::get_symtab_view): New function.
715 (Incremental_checker::can_incrementally_link_output_file): Remove.
716 (Incremental_inputs::report_command_line): Exclude --debug options.
717 (Incremental_inputs::report_archive_begin): Add parameter; track
718 argument serial numbers; don't put input file entry for archive
719 before archive members.
720 (Incremental_inputs::report_archive_end): Put input file entry
721 for archive after archive members.
722 (Incremental_inputs::report_object): Add parameter; track argument
723 serial numbers and in_system_directory flag.
724 (Incremental_inputs::report_script): Add parameter; track argument
726 (Output_section_incremental_inputs::set_final_data_size): Adjust
727 size of symbol info entry; check for forwarding symbols.
728 (Output_section_incremental_inputs::write_input_files): Write
729 in_system_directory flag and argument serial number.
730 (Output_section_incremental_inputs::write_info_blocks): Map section
731 indices between incremental info and original input file; store
732 input section index for each symbol.
733 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
734 change operator() to visit().
735 (class Global_got_offset_visitor): Likewise.
736 (class Global_symbol_visitor_got_plt):
737 (Output_section_incremental_inputs::write_got_plt): Use new visitor
739 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
740 (Sized_incr_relobj::do_read_symbols): New function.
741 (Sized_incr_relobj::do_layout): New function.
742 (Sized_incr_relobj::do_layout_deferred_sections): New function.
743 (Sized_incr_relobj::do_add_symbols): New function.
744 (Sized_incr_relobj::do_should_include_member): New function.
745 (Sized_incr_relobj::do_for_all_global_symbols): New function.
746 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
747 (Sized_incr_relobj::do_section_size): New function.
748 (Sized_incr_relobj::do_section_name): New function.
749 (Sized_incr_relobj::do_section_contents): New function.
750 (Sized_incr_relobj::do_section_flags): New function.
751 (Sized_incr_relobj::do_section_entsize): New function.
752 (Sized_incr_relobj::do_section_address): New function.
753 (Sized_incr_relobj::do_section_type): New function.
754 (Sized_incr_relobj::do_section_link): New function.
755 (Sized_incr_relobj::do_section_info): New function.
756 (Sized_incr_relobj::do_section_addralign): New function.
757 (Sized_incr_relobj::do_initialize_xindex): New function.
758 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
759 (Sized_incr_relobj::do_read_relocs): New function.
760 (Sized_incr_relobj::do_gc_process_relocs): New function.
761 (Sized_incr_relobj::do_scan_relocs): New function.
762 (Sized_incr_relobj::do_count_local_symbols): New function.
763 (Sized_incr_relobj::do_finalize_local_symbols): New function.
764 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
765 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
766 (Sized_incr_relobj::do_relocate): New function.
767 (Sized_incr_relobj::do_set_section_offset): New function.
768 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
769 (Sized_incr_dynobj::do_read_symbols): New function.
770 (Sized_incr_dynobj::do_layout): New function.
771 (Sized_incr_dynobj::do_add_symbols): New function.
772 (Sized_incr_dynobj::do_should_include_member): New function.
773 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
774 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
775 (Sized_incr_dynobj::do_section_size): New function.
776 (Sized_incr_dynobj::do_section_name): New function.
777 (Sized_incr_dynobj::do_section_contents): New function.
778 (Sized_incr_dynobj::do_section_flags): New function.
779 (Sized_incr_dynobj::do_section_entsize): New function.
780 (Sized_incr_dynobj::do_section_address): New function.
781 (Sized_incr_dynobj::do_section_type): New function.
782 (Sized_incr_dynobj::do_section_link): New function.
783 (Sized_incr_dynobj::do_section_info): New function.
784 (Sized_incr_dynobj::do_section_addralign): New function.
785 (Sized_incr_dynobj::do_initialize_xindex): New function.
786 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
787 (make_sized_incremental_object): New function.
788 (Incremental_library::copy_unused_symbols): New function.
789 (Incremental_library::do_for_all_unused_symbols): New function.
790 * incremental.h (enum Incremental_input_flags): New type.
791 (class Incremental_checker): Remove.
792 (Incremental_input_entry::Incremental_input_entry): Add argument
794 (Incremental_input_entry::arg_serial): New function.
795 (Incremental_input_entry::set_is_in_system_directory): New function.
796 (Incremental_input_entry::is_in_system_directory): New function.
797 (Incremental_input_entry::arg_serial_): New data member.
798 (Incremental_input_entry::is_in_system_directory_): New data member.
799 (class Script_info): Move here from script.h.
800 (Script_info::Script_info): Add filename parameter.
801 (Script_info::filename): New function.
802 (Script_info::filename_): New data member.
803 (Incremental_script_entry::Incremental_script_entry): Add argument
805 (Incremental_object_entry::Incremental_object_entry): Likewise.
806 (Incremental_object_entry::add_input_section): Build list of input
807 sections with map to original shndx.
808 (Incremental_object_entry::get_input_section_index): New function.
809 (Incremental_object_entry::shndx_): New data member.
810 (Incremental_object_entry::name_key_): Rename; adjust all refs.
811 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
812 (Incremental_archive_entry::Incremental_archive_entry): Add argument
814 (Incremental_inputs::report_archive_begin): Likewise.
815 (Incremental_inputs::report_object): Likewise.
816 (Incremental_inputs::report_script): Likewise.
817 (class Incremental_global_symbol_reader): New class.
818 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
819 and store flags and input file type.
820 (Incremental_input_entry_reader::arg_serial): New function.
821 (Incremental_input_entry_reader::type): Extract type from flags.
822 (Incremental_input_entry_reader::is_in_system_directory): New function.
823 (Incremental_input_entry_reader::get_input_section_count): Call
824 accessor function for type.
825 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
826 function for type; adjust size of global symbol entry.
827 (Incremental_input_entry_reader::get_global_symbol_count): Call
828 accessor function for type.
829 (Incremental_input_entry_reader::get_object_count): Likewise.
830 (Incremental_input_entry_reader::get_object_offset): Likewise.
831 (Incremental_input_entry_reader::get_member_count): Likewise.
832 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
833 (Incremental_input_entry_reader::get_member_offset): Likewise.
834 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
835 (Incremental_input_entry_reader::Global_symbol_info): Remove.
836 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
837 (Incremental_input_entry_reader::get_global_symbol_reader): New
839 (Incremental_input_entry_reader::get_output_symbol_index): New
841 (Incremental_input_entry_reader::type_): Remove.
842 (Incremental_input_entry_reader::flags_): New data member.
843 (Incremental_inputs_reader::input_file_offset): New function.
844 (Incremental_inputs_reader::input_file_index): New function.
845 (Incremental_inputs_reader::input_file): Call input_file_offset.
846 (Incremental_inputs_reader::input_file_at_offset): New function.
847 (Incremental_relocs_reader::get_r_type): Reformat.
848 (Incremental_relocs_reader::get_r_shndx): Reformat.
849 (Incremental_relocs_reader::get_r_offset): Reformat.
850 (Incremental_relocs_reader::data): New function.
851 (Incremental_binary::Incremental_binary): Initialize new data members.
852 (Incremental_binary::check_inputs): Add cmdline parameter.
853 (Incremental_binary::file_is_unchanged): Remove.
854 (Input_reader::arg_serial): New function.
855 (Input_reader::get_unused_symbol_count): New function.
856 (Input_reader::get_unused_symbol): New function.
857 (Input_reader::do_arg_serial): New function.
858 (Input_reader::do_get_unused_symbol_count): New function.
859 (Input_reader::do_get_unused_symbol): New function.
860 (Incremental_binary::input_file_count): New function.
861 (Incremental_binary::get_input_reader): Change signature to use
862 index instead of filename.
863 (Incremental_binary::file_has_changed): New function.
864 (Incremental_binary::get_input_argument): New function.
865 (Incremental_binary::get_library): New function.
866 (Incremental_binary::get_script_info): New function.
867 (Incremental_binary::init_layout): New function.
868 (Incremental_binary::reserve_layout): New function.
869 (Incremental_binary::output_file): New function.
870 (Incremental_binary::do_check_inputs): New function.
871 (Incremental_binary::do_file_is_unchanged): Remove.
872 (Incremental_binary::do_file_has_changed): New function.
873 (Incremental_binary::do_init_layout): New function.
874 (Incremental_binary::do_reserve_layout): New function.
875 (Incremental_binary::do_input_file_count): New function.
876 (Incremental_binary::do_get_input_reader): Change signature.
877 (Incremental_binary::input_args_map_): New data member.
878 (Incremental_binary::library_map_): New data member.
879 (Incremental_binary::script_map_): New data member.
880 (Sized_incremental_binary::Sized_incremental_binary): Initialize
882 (Sized_incremental_binary::output_section): New function.
883 (Sized_incremental_binary::inputs_reader): Add const.
884 (Sized_incremental_binary::symtab_reader): Add const.
885 (Sized_incremental_binary::relocs_reader): Add const.
886 (Sized_incremental_binary::got_plt_reader): Add const.
887 (Sized_incremental_binary::get_symtab_view): New function.
888 (Sized_incremental_binary::Inputs_reader): New typedef.
889 (Sized_incremental_binary::Input_entry_reader): New typedef.
890 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
891 (Sized_incremental_binary::do_file_is_unchanged): Remove.
892 (Sized_incremental_binary::do_file_has_changed): New function.
893 (Sized_incremental_binary::do_init_layout): New function.
894 (Sized_incremental_binary::do_reserve_layout): New function.
895 (Sized_input_reader::Inputs_reader): Remove.
896 (Sized_input_reader::Input_entry_reader): Remove.
897 (Sized_input_reader::do_arg_serial): New function.
898 (Sized_input_reader::do_get_unused_symbol_count): New function.
899 (Sized_input_reader::do_get_unused_symbol): New function.
900 (Sized_incremental_binary::do_input_file_count): New function.
901 (Sized_incremental_binary::do_get_input_reader): Change signature;
902 use index instead of filename.
903 (Sized_incremental_binary::section_map_): New data member.
904 (Sized_incremental_binary::input_entry_readers_): New data member.
905 (class Sized_incr_relobj): New class.
906 (class Sized_incr_dynobj): New class.
907 (make_sized_incremental_object): New function.
908 (class Incremental_library): New class.
909 * layout.cc (Free_list::num_lists): New static data member.
910 (Free_list::num_nodes): New static data member.
911 (Free_list::num_removes): New static data member.
912 (Free_list::num_remove_visits): New static data member.
913 (Free_list::num_allocates): New static data member.
914 (Free_list::num_allocate_visits): New static data member.
915 (Free_list::init): New function.
916 (Free_list::remove): New function.
917 (Free_list::allocate): New function.
918 (Free_list::dump): New function.
919 (Free_list::print_stats): New function.
920 (Layout_task_runner::run): Resize output file for incremental updates.
921 (Layout::Layout): Initialize new data members.
922 (Layout::set_incremental_base): New function.
923 (Layout::init_fixed_output_section): New function.
924 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
926 (Layout::create_gold_note): Do not create gold note section for
928 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
929 for incremental updates.
930 (Layout::set_section_offsets): For incremental updates, allocate space
932 (Layout::create_symtab_sections): Layout with offsets relative to
933 start of section; for incremental updates, allocate space from free
935 (Layout::create_shdrs): For incremental updates, allocate space from
937 (Layout::finish_dynamic_section): For incremental updates, do not
938 check --as-needed (fixed in subsequent patch).
939 * layout.h (class Free_list): New class.
940 (Layout::set_incremental_base): New function.
941 (Layout::incremental_base): New function.
942 (Layout::init_fixed_output_section): New function.
943 (Layout::allocate): New function.
944 (Layout::incremental_base_): New data member.
945 (Layout::free_list_): New data member.
946 * main.cc (main): Print Free_list statistics.
947 * object.cc (Relobj::finalize_incremental_relocs): Add
948 clear_counts parameter; clear counts only when clear_counts is set.
949 (Sized_relobj::Sized_relobj): Initialize new base class.
950 (Sized_relobj::do_layout): Don't report special sections.
951 (Sized_relobj::do_for_all_local_got_entries): New function.
952 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
953 symtab_off to all symbol table offsets.
954 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
955 * object.h (class Got_offset_list): Move to top of file.
956 (Object::Object): Allow case where input_file == NULL.
957 (Object::~Object): Likewise.
958 (Object::input_file): Assert that input_file != NULL.
959 (Object::lock): Allow case where input_file == NULL.
960 (Object::unlock): Likewise.
961 (Object::is_locked): Likewise.
962 (Object::token): Likewise.
963 (Object::release): Likewise.
964 (Object::is_incremental): New function.
965 (Object::get_mtime): New function.
966 (Object::for_all_local_got_entries): New function.
967 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
968 (Object::set_is_in_system_directory): New function.
969 (Object::is_in_system_directory): New function.
970 (Object::do_is_incremental): New function.
971 (Object::do_get_mtime): New function.
972 (Object::do_for_all_local_got_entries): New function.
973 (Object::is_in_system_directory_): New data member.
974 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
975 (class Sized_relobj_base): New class.
976 (class Sized_relobj): Derive from Sized_relobj_base.
977 (class Sized_relobj::Symbols): Redeclare from base class.
978 (class Sized_relobj::local_got_offset_list): Remove.
979 (class Sized_relobj::Output_sections): Redeclare from base class.
980 (class Sized_relobj::do_for_all_local_got_entries): New function.
981 (class Sized_relobj::write_local_symbols): Add offset parameter.
982 (class Sized_relobj::local_symbol_offset_): Update comment.
983 (class Sized_relobj::local_dynsym_offset_): Update comment.
984 * options.cc (Input_arguments::add_file): Remove const.
985 * options.h (Input_file_argument::Input_file_argument):
986 Initialize arg_serial_ (all constructors).
987 (Input_file_argument::set_arg_serial): New function.
988 (Input_file_argument::arg_serial): New function.
989 (Input_file_argument::arg_serial_): New data member.
990 (Input_arguments::Input_arguments): Initialize file_count_.
991 (Input_arguments::add_file): Remove const.
992 (Input_arguments::number_of_input_files): New function.
993 (Input_arguments::file_count_): New data member.
994 (Command_line::number_of_input_files): Call
995 Input_arguments::number_of_input_files.
996 * output.cc (Output_segment_headers::Output_segment_headers):
998 (Output_section::Input_section::current_data_size): New function.
999 (Output_section::Output_section): Initialize new data members.
1000 (Output_section::add_input_section): Don't do merge sections for
1001 an incremental link; allocate space from free list for an
1003 (Output_section::add_output_section_data): Allocate space from
1004 free list for an incremental update.
1005 (Output_section::update_data_size): New function.
1006 (Output_section::set_fixed_layout): New function.
1007 (Output_section::reserve): New function.
1008 (Output_segment::set_section_addresses): Remove const.
1009 (Output_segment::set_section_list_addresses): Remove const; allocate
1010 space from free list for an incremental update.
1011 (Output_segment::set_offset): Adjust size of RELRO segment for an
1013 * output.h (Output_data::current_data_size): Move here from
1015 (Output_data::pre_finalize_data_size): New function.
1016 (Output_data::update_data_size): New function.
1017 (Output_section_headers::update_data_size): new function.
1018 (Output_section_data_build::current_data_size): Move to Output_data.
1019 (Output_data_strtab::update_data_size): New function.
1020 (Output_section::current_data_size): Move to Output_data.
1021 (Output_section::set_fixed_layout): New function.
1022 (Output_section::has_fixed_layout): New function.
1023 (Output_section::reserve): New function.
1024 (Output_section::update_data_size): New function.
1025 (Output_section::has_fixed_layout_): New data member.
1026 (Output_section::free_list_): New data member.
1027 (Output_segment::set_section_addresses): Remove const.
1028 (Output_segment::set_section_list_addresses): Remove const.
1029 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1031 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1033 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1034 parameter when calling Add_symbols constructor; store argument
1035 serial number for members of a lib group.
1036 (Add_symbols::locks): Allow case where token == NULL.
1037 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1038 (Read_member::~Read_member): New function.
1039 (Read_member::is_runnable): New function.
1040 (Read_member::locks): New function.
1041 (Read_member::run): New function.
1042 (Check_script::~Check_script): New function.
1043 (Check_script::is_runnable): New function.
1044 (Check_script::locks): New function.
1045 (Check_script::run): New function.
1046 (Check_library::~Check_library): New function.
1047 (Check_library::is_runnable): New function.
1048 (Check_library::locks): New function.
1049 (Check_library::run): New function.
1050 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1051 (Add_symbols::library_): New data member.
1052 (class Read_member): New class.
1053 (class Check_script): New class.
1054 (class Check_library): New class.
1055 * reloc.cc (Read_relocs::is_runnable): Allow case where
1057 (Read_relocs::locks): Likewise.
1058 (Scan_relocs::locks): Likewise.
1059 (Relocate_task::locks): Likewise.
1060 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1062 (Sized_relobj::incremental_relocs_scan): Fix comment.
1063 (Sized_relobj::do_relocate): Pass output file offset to
1064 write_local_symbols.
1065 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1066 from class declaration.
1067 * script.cc (read_input_script): Allocate Script_info; pass
1068 argument serial number to report_script.
1069 * script.h (class Script_info): Move to incremental.h.
1070 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1071 * symtab.h (Symbol_table::add_from_incrobj): New function.
1072 (Symbol_table::set_file_offset): New function.
1074 2011-04-05 Cary Coutant <ccoutant@google.com>
1076 * incremental-dump.cc (dump_incremental_inputs): Change signature
1077 to take a Sized_incremental_binary; change caller. Use readers
1078 in Sized_incremental_binary.
1080 (Sized_incremental_binary::find_incremental_inputs_sections):
1081 Rename do_find_incremental_inputs_sections to this.
1082 (Sized_incremental_binary::setup_readers): New function.
1083 (Sized_incremental_binary::do_check_inputs): Check
1084 has_incremental_info_ flag; move setup code to setup_readers;
1086 (Sized_incremental_binary::do_file_is_unchanged): New function.
1087 (Sized_incremental_binary::do_get_input_reader): New function.
1088 * incremental.h (class Incremental_binary): Move to end of file.
1089 (Incremental_binary::file_is_unchanged): New function.
1090 (Incremental_binary::do_file_is_unchanged): New function.
1091 (Incremental_binary::Input_reader): New class.
1092 (Incremental_binary::get_input_reader): New function.
1093 (class Sized_incremental_binary): Move to end of file.
1094 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1095 input section reader classes.
1096 (Sized_incremental_binary::has_incremental_info): New function.
1097 (Sized_incremental_binary::inputs_reader): New function.
1098 (Sized_incremental_binary::symtab_reader): New function.
1099 (Sized_incremental_binary::relocs_reader): New function.
1100 (Sized_incremental_binary::got_plt_reader): New function.
1101 (Sized_incremental_binary::do_file_is_unchanged): New function.
1102 (Sized_incremental_binary::Sized_input_reader): New class.
1103 (Sized_incremental_binary::get_input_reader): New function.
1104 (Sized_incremental_binary::find_incremental_inputs_sections):
1105 Rename do_find_incremental_inputs_sections to this.
1106 (Sized_incremental_binary::setup_readers): New function.
1107 (Sized_incremental_binary::has_incremental_info_): New data member.
1108 (Sized_incremental_binary::inputs_reader_): New data member.
1109 (Sized_incremental_binary::symtab_reader_): New data member.
1110 (Sized_incremental_binary::relocs_reader_): New data member.
1111 (Sized_incremental_binary::got_plt_reader_): New data member.
1112 (Sized_incremental_binary::current_input_file_): New data member.
1114 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1117 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1120 2011-03-30 Cary Coutant <ccoutant@google.com>
1122 * archive.cc (Archive::include_member): Adjust call to report_object.
1123 (Add_archive_symbols::run): Add script_info to call to
1124 report_archive_begin.
1125 (Lib_group::include_member): Adjust call to report_object.
1126 (Add_lib_group_symbols::run): Adjust call to report_object.
1127 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1128 blocks. Add object count for script input files.
1129 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1130 script_info parameter; change all callers.
1131 (Incremental_inputs::report_object): Add script_info parameter;
1133 (Incremental_inputs::report_script): Store backpointer to
1134 incremental info entry.
1135 (Output_section_incremental_inputs::set_final_data_size): Record
1136 additional information for scripts.
1137 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1138 * incremental.h (Incremental_script_entry::add_object): New function.
1139 (Incremental_script_entry::get_object_count): New function.
1140 (Incremental_script_entry::get_object): New function.
1141 (Incremental_script_entry::objects_): New data member; adjust
1143 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1144 (Incremental_inputs::report_object): Add script_info parameter.
1145 (Incremental_inputs_reader::get_object_count): New function.
1146 (Incremental_inputs_reader::get_object_offset): New function.
1147 * options.cc (Input_arguments::add_file): Return reference to
1149 * options.h (Input_argument::set_script_info): New function.
1150 (Input_argument::script_info): New function.
1151 (Input_argument::script_info_): New data member; adjust all
1153 (Input_file_group::add_file): Return reference to new input argument.
1154 (Input_file_lib::add_file): Likewise.
1155 (Input_arguments::add_file): Likewise.
1156 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1157 * script.cc (Parser_closure::Parser_closure): Add script_info
1158 parameter; adjust all callers.
1159 (Parser_closure::script_info): New function.
1160 (Parser_closure::script_info_): New data member.
1161 (read_input_script): Report scripts earlier to incremental info.
1162 (script_add_file): Set script_info in Input_argument.
1163 (script_add_library): Likewise.
1164 * script.h (Script_options::Script_info): Rewrite class.
1166 2011-03-29 Cary Coutant <ccoutant@google.com>
1168 * archive.cc (Library_base::should_include_member): Move
1169 method here from class Archive.
1170 (Archive::Archive): Initialize base class.
1171 (Archive::should_include_member): Move to base class.
1172 (Archive::do_for_all_unused_symbols): New function.
1173 (Add_archive_symbols::run): Remove redundant access to
1175 (Lib_group::Lib_group): Initialize base class.
1176 (Lib_group::do_filename): New function.
1177 (Lib_group::include_member): Pass pointer to Lib_group to
1179 (Lib_group::do_for_all_unused_symbols): New function.
1180 (Add_lib_group_symbols::run): Report archive information for
1182 * archive.h (class Library_base): New base class.
1183 (class Archive): Derive from Library_base.
1184 (Archive::filename): Move to base class.
1185 (Archive::set_incremental_info): Likewise.
1186 (Archive::incremental_info): Likewise.
1187 (Archive::Should_include): Likewise.
1188 (Archive::should_include_member): Likewise.
1189 (Archive::Armap_entry): Remove.
1190 (Archive::Unused_symbol_iterator): Remove.
1191 (Archive::unused_symbols_begin): Remove.
1192 (Archive::unused_symbols_end): Remove.
1193 (Archive::do_filename): New function.
1194 (Archive::do_get_mtime): New function.
1195 (Archive::do_for_all_unused_symbols): New function.
1196 (Archive::task_): Move to base class.
1197 (Archive::incremental_info_): Likewise.
1198 (class Lib_group): Derive from Library_base.
1199 (Lib_group::do_filename): New function.
1200 (Lib_group::do_get_mtime): New function.
1201 (Lib_group::do_for_all_unused_symbols): New function.
1202 (Lib_group::task_): Move to base class.
1203 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1205 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1207 * incremental.cc (Incremental_inputs::report_archive_begin):
1208 Use Library_base; call library's get_mtime; add incremental inputs
1209 entry before members.
1210 (class Unused_symbol_visitor): New class.
1211 (Incremental_inputs::report_archive_end): Use Library_base; use
1212 visitor class to record unused symbols; don't add incremental inputs
1213 entry after members.
1214 (Incremental_inputs::report_object): Use Library_base.
1216 (Incremental_archive_entry::Incremental_archive_entry): Remove
1217 unused Archive parameter.
1218 (Incremental_inputs::report_archive_begin): Use Library_base.
1219 (Incremental_inputs::report_archive_end): Likewise.
1220 (Incremental_inputs::report_object): Likewise.
1221 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1223 * object.h (Object::for_all_global_symbols): New function.
1224 (Object::do_for_all_global_symbols): New function.
1225 (Sized_relobj::do_for_all_global_symbols): New function.
1226 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1228 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1231 2011-03-27 Ian Lance Taylor <iant@google.com>
1233 * archive.cc (Archive::interpret_header): Return -1 if something
1234 goes wrong. Change callers accordingly.
1236 2011-03-25 Cary Coutant <ccoutant@google.com>
1238 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1239 * testsuite/Makefile.in: Regenerate.
1241 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1243 * plugin.cc (get_view): New.
1244 (Plugin::load): Pass get_view to the plugin.
1245 (Plugin_manager::get_view): New.
1247 2011-03-21 Ian Lance Taylor <iant@google.com>
1249 * testsuite/final_layout.sh: Rewrite to not use dc.
1250 * testsuite/relro_test.sh: Fail if dc is not present.
1252 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1254 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1256 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1257 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1259 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1260 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1262 2011-03-14 Ian Lance Taylor <iant@google.com>
1264 * script-sections.cc (Sort_output_sections::script_compare):
1265 Rename from is_before, change return type.
1266 (Sort_output_sections::operator()): Adjust accordingly.
1268 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1271 * testsuite/odr_violation2.cc: Add comment to make all error line
1272 numbers double digits.
1273 * testsuite/debug_msg.sh: Adjust expected errors.
1275 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1277 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1278 but mark earlier ones as non-canonical
1279 (offset_to_iterator): Update search target and example
1280 (do_addr2line): Return extra lines in a vector*
1281 (format_file_lineno): Extract from do_addr2line
1282 (one_addr2line): Add vector* out-param
1283 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1284 when a lineno entry appeared last for its instruction
1285 (Dwarf_line_info): Add vector* out-param
1286 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1287 * symtab.cc (Odr_violation_compare): Include the lineno in the
1289 (linenos_from_loc): New. Combine the canonical line for an
1290 address with its other lines.
1291 (True_if_intersect): New. Helper functor to make
1292 std::set_intersection a query.
1293 (detect_odr_violations): Compare sets of lines instead of just
1294 one line for each function. This became less deterministic, but
1295 has fewer false positives.
1296 * symtab.h: Declarations.
1297 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1298 mix an optimized and non-optimized object in the same binary
1299 (odr_violation2.so): Same.
1300 * testsuite/Makefile.in: Regenerate from Makefile.am.
1301 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1302 * testsuite/debug_msg.sh: Update line numbers and add
1304 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1305 non-optimized context.
1306 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1307 isn't inlined, and use OdrDerived in an optimized context.
1308 * testsuite/odr_header1.h: Defines OdrDerived, where
1309 optimization will change the
1310 first-instruction-in-the-destructor's file and line number.
1311 * testsuite/odr_header2.h: Defines OdrBase.
1313 2011-03-09 Ian Lance Taylor <iant@google.com>
1315 * fileread.cc (File_read::clear_views): Don't delete the whole
1318 2011-03-08 Ian Lance Taylor <iant@google.com>
1321 * fileread.cc: #include <climits>.
1322 (GOLD_IOV_MAX): Define.
1323 (File_read::read_multiple): Limit number of entries by iov_max.
1324 * fileread.h (class File_read): Always set max_readv_entries to
1327 2011-03-07 Ian Lance Taylor <iant@google.com>
1330 * options.h (class General_options): Add -dy and -dn.
1332 2011-03-02 Cary Coutant <ccoutant@google.com>
1334 * testsuite/script_test_9.t: Add TLS segment.
1336 2011-03-02 Simon Baldwin <simonb@google.com>
1338 * configure.ac: Add check for gnu_indirect_function support in
1339 the toolchain building binutils.
1340 * configure: Rebuild.
1342 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1344 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1345 plugin only symbols.
1346 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1347 in plugin files as not needed in the symbol table.
1349 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1351 * output.cc (Output_section::add_input_section): Delay fill
1352 generation for section ordering.
1354 2011-02-09 Ian Lance Taylor <iant@google.com>
1357 * object.h (class Sized_relobj): Remove clear_local_symbols.
1358 * reloc.cc (Sized_relobj::do_relocate): Don't call
1359 clear_local_symbols.
1361 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1363 * plugin.cc (is_visible_from_outside): Return true for symbols
1366 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1368 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1371 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1373 * icf.h (is_section_foldable_candidate): Change type of parameter
1375 * icf.cc (Icf::find_identical_sections): Change type of local variable
1376 section_name to be std::string.
1377 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1379 2011-01-25 Ian Lance Taylor <iant@google.com>
1381 * script.cc (script_add_extern): Rewrite to use
1382 add_symbol_reference.
1384 2011-01-25 Doug Kwan <dougkwan@google.com>
1386 * icf.cc (get_section_contents): Always lock section's object.
1388 2011-01-24 Ian Lance Taylor <iant@google.com>
1390 * options.h (class General_options): Accept
1391 --no-detect-odr-violations.
1393 2011-01-24 Ian Lance Taylor <iant@google.com>
1395 * version.cc (version_string): Bump to 1.11.
1397 2011-01-24 Ian Lance Taylor <iant@google.com>
1399 * plugin.cc (class Plugin_rescan): Define new class.
1400 (Plugin_manager::claim_file): Set any_claimed_.
1401 (Plugin_manager::save_archive): New function.
1402 (Plugin_manager::save_input_group): New function.
1403 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1405 (Plugin_manager::new_undefined_symbol): New function.
1406 (Plugin_manager::rescan): New function.
1407 (Plugin_manager::rescannable_defines): New function.
1408 (Plugin_manager::add_input_file): Set any_added_.
1409 * plugin.h (class Plugin_manager): define new fields rescannable_,
1410 undefined_symbols_, any_claimed_, and any_added_. Declare
1411 Plugin_rescan as friend. Declare new functions.
1412 (Plugin_manager::Rescannable): Define type.
1413 (Plugin_manager::Rescannable_list): Define type.
1414 (Plugin_manager::Undefined_symbol_list): Define type.
1415 (Plugin_manager::Plugin_manager): Initialize new fields.
1416 * archive.cc (Archive::defines_symbol): New function.
1417 (Add_archive_symbols::run): Pass archive to plugins if any.
1418 * archive.h (class Archive): Declare defines_symbol.
1419 * readsyms.cc (Input_group::~Input_group): New function.
1420 (Finish_group::run): Pass input_group to plugins if any.
1421 * readsyms.h (class Input_group): Declare destructor.
1422 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1425 2011-01-10 Ian Lance Taylor <iant@google.com>
1427 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1429 (Layout::set_segment_offsets): Reset increase_relro before calling
1430 set_section_addresses a second time.
1432 2011-01-04 Cary Coutant <ccoutant@google.com>
1434 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1435 sections before NOBITS sections.
1437 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1439 * version.cc (print_version): Update copyright to 2011.
1441 2010-12-23 Cary Coutant <ccoutant@google.com>
1443 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1444 of OS to this->add. Add OD parameter to second form of the function.
1446 2010-12-20 Ian Lance Taylor <iant@google.com>
1448 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1449 second of two consecutive entries with same offset.
1451 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1453 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1454 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1455 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1456 to avoid unneeded links against $(LDADD).
1457 * testsuite/Makefile.in: Regenerate.
1459 2010-12-15 Ian Lance Taylor <iant@google.com>
1462 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1463 for R_X86_64_32 and R_X86_64_PC32.
1464 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1465 ver_matching_def_pic.o.
1466 (ver_matching_def_pic.o): New target.
1468 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1470 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1471 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1472 Move definition before File_read::View member definitions.
1473 (File_read::View::~View): Initialize and hold lock before
1474 updating current_mapped_bytes.
1476 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1478 * dwarf_reader.cc: Remove outdated comment.
1479 * gold-threads.cc: Fix typo in error message.
1480 * archive.cc: Fix typos in comments.
1481 * archive.h: Likewise.
1482 * arm-reloc-property.cc: Likewise.
1483 * arm-reloc-property.h: Likewise.
1484 * arm-reloc.def: Likewise.
1486 * attributes.h: Likewise.
1487 * cref.cc: Likewise.
1488 * ehframe.cc: Likewise.
1489 * fileread.h: Likewise.
1491 * i386.cc: Likewise.
1493 * incremental.h: Likewise.
1494 * int_encoding.cc: Likewise.
1495 * layout.h: Likewise.
1496 * main.cc: Likewise.
1497 * merge.h: Likewise.
1498 * object.cc: Likewise.
1499 * object.h: Likewise.
1500 * options.cc: Likewise.
1501 * readsyms.cc: Likewise.
1502 * reduced_debug_output.cc: Likewise.
1503 * reloc.cc: Likewise.
1504 * script-sections.cc: Likewise.
1505 * sparc.cc: Likewise.
1506 * symtab.h: Likewise.
1507 * target-reloc.h: Likewise.
1508 * target.cc: Likewise.
1509 * target.h: Likewise.
1510 * timer.cc: Likewise.
1511 * timer.h: Likewise.
1512 * x86_64.cc: Likewise.
1514 2010-12-09 Cary Coutant <ccoutant@google.com>
1516 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1518 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1519 parameter; change all callers.
1520 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1521 * options.h (warn_execstack): New option.
1523 2010-12-07 Doug Kwan <dougkwan@google.com>
1525 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1526 like function call relocations.
1528 2010-12-07 Ian Lance Taylor <iant@google.com>
1530 * archive.cc (Archive::get_elf_object_for_member): Permit
1531 punconfigured to be NULL.
1532 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1533 (Archive::include_member): Pass NULL to get_elf_object_for_member
1534 if we searched for the archive and this is the first included
1537 2010-12-01 Ian Lance Taylor <iant@google.com>
1539 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1540 track_relocs_type_ field.
1541 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1542 Set track_relocs_type_.
1543 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1544 contents when using RELA relocs.
1545 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1547 * reloc.cc (Track_relocs::next_addend): New function.
1548 * reloc.h (class Track_relocs): Declare next_addend.
1550 2010-12-01 Ian Lance Taylor <iant@google.com>
1552 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1555 2010-12-01 Ian Lance Taylor <iant@google.com>
1557 * README: Update compilers known to work and fail.
1559 2010-11-23 Matthias Klose <doko@ubuntu.com>
1561 * configure.in: For --enable-gold, handle value `default' instead of
1562 `both*'. Always install ld as ld.bfd, install as ld if gold is
1564 * configure: Regenerate.
1566 2010-11-18 Doug Kwan <dougkwan@google.com>
1568 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1569 and right_alignment to be zero. Store result alignment only if it is
1570 greater than existing alignment.
1572 2010-11-16 Cary Coutant <ccoutant@google.com>
1575 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1576 Check for ".zdebug_line".
1578 2010-11-16 Doug Kwan <dougkwan@google.com>
1579 Cary Coutant <ccoutant@google.com>
1581 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1582 by reference; adjust all callers.
1583 * output.cc (Output_segment::set_section_addresses): Adjust references
1584 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1586 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1587 end at page boundary.
1589 2010-11-16 Cary Coutant <ccoutant@google.com>
1592 * layout.cc (Layout::choose_output_section): Transform names of
1593 compressed sections even when using a script with a SECTIONS clause.
1594 (Layout::output_section_name): Remove code to transform
1595 compressed debug section names.
1596 * output.cc (Output_section::add_input_section): Use uncompressed
1597 section size when tracking input sections.
1599 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1601 * symtab.h (Symbol::NON_PIC_REF): Remove.
1602 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1603 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1604 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1605 (Symbol::use_plt_offset): Take a flags argument and pass it
1606 directly to needs_dynamic_reloc. Restrict check for undefined
1607 weak symbols to function calls.
1608 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1609 (Target_arm::Scan::global): Use it.
1610 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1611 (Target_arm::Relocate::relocate): Likewise.
1612 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1613 parameter with an r_type parameter. Use get_reference_flags
1615 (Target_arm::Relocate::relocate): Update accordingly.
1616 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1617 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1618 (Target_i386::Scan::global): Likewise.
1619 (Target_i386::Relocate::relocate): Likewise.
1620 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1621 parameter with an r_type parameter. Use get_reference_flags
1623 (Target_i386::Relocate::relocate): Update accordingly.
1624 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1625 (Target_powerpc::Scan::global): Use it.
1626 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1627 (Target_powerpc::Relocate::relocate): Likewise.
1628 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1629 (Target_sparc::Scan::global): Use it.
1630 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1631 (Target_sparc::Relocate::relocate): Likewise.
1632 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1633 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1634 (Target_x86_64::Scan::global): Likewise.
1635 (Target_x86_64::Relocate::relocate): Likewise.
1637 2010-11-08 Doug Kwan <dougkwan@google.com>
1638 Cary Coutant <ccoutant@google.com>
1640 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1641 (Arm_exidx_merge_section::section_contents_): New data member.
1642 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1643 (Arm_input_section::~Arm_input_section): De-allocate memory.
1644 (Arm_input_section::original_contents_): New data member.
1645 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1646 in parameters instead of calling Object::section_contents without
1648 (Arm_output_section::group_section): New parameter TASK. Pass it
1649 to callees that need locking objects.
1650 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1651 to lock EXIDX input sections. Fix a formatting issue. Call
1652 Arm_exidx_merged_section::build_contents to create merged section
1654 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1655 to lock object of stub table owner.
1656 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1657 TEXT_SIZE to initialize data member TEXT_SIZE_.
1658 (Arm_exidx_input_section::addralign): Fix typo in comment.
1659 (Arm_exidx_input_section::text_size): New method.
1660 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1661 that require locking objects. Lock objects before scanning for stubs
1662 and updating local symbols.
1663 (Arm_input_section<big_endian>::init): Copy contents of original
1665 (Arm_input_section<big_endian>::do_write): Use saved contents of
1666 original input section instead of calling Object::section_contents
1668 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1669 size without calling Object::section_size().
1670 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1671 for size. Allocate a buffer for merged EXIDX entries.
1672 (Arm_exidx_merged_section::build_contents): New method.
1673 (Arm_exidx_merged_section::do_write): Move merge section contents
1674 building code to Arm_exidx_merged_section::build_contetns. Write
1675 out contetns in buffer instead of building it on the fly.
1676 (Arm_relobj::make_exidx_input_section): Also pass text section size
1677 to Arm_exidx_input_section constructor.
1678 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1679 (Arm_dynobj::do_read_symbols): Fix memory leak.
1680 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1681 * target.h: (class Task): Add forward declaration.
1682 (Target::relax): Add new parameter TASK and pass it to
1684 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1686 2010-11-05 Cary Coutant <ccoutant@google.com>
1689 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1690 object when reading from the file.
1691 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1693 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1694 when reading section contents.
1695 (get_section_contents): Likewise.
1696 (icf::find_identical_sections): Likewise.
1697 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1698 object when reading from the file.
1699 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1700 the object when doing deferred section layout.
1702 2010-11-03 Nick Clifton <nickc@redhat.com>
1705 * script.h (class Symbol_assignment: name): New member. Returns
1706 the name of the symbol.
1707 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1708 Returns true if the given symbol name is on the list of
1709 assignments wating to be processed.
1710 * archive.cc (should_incldue_member): If the symbol is undefined,
1711 check to see if it is on the list of symbols pending assignment.
1713 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1715 * script-sections.cc (Script_sections::find_memory_region): Check
1716 for a NULL output section pointer.
1718 2010-10-29 Doug Kwan <dougkwan@google.com>
1720 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1721 Output_section::add_relaxed_input_section.
1722 * output.cc (Output_section::add_relaxed_input_section): Add new
1723 arguments LAYOUT and NAME. Set section order index.
1724 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1725 Copy section order index.
1726 * output.h (Output_section::add_relaxed_input_section): Add new
1727 arguments LAYOUT and NAME.
1729 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1731 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1732 NATIVE_OR_CROSS_LINKER.
1733 * testsuite/Makefile.in: Regenerate.
1735 2010-10-20 Doug Kwan <dougkwan@google.com>
1737 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1738 without SHF_LINK_ORDER flags.
1739 * layout.cc (Layout::choose_output_section): Do not filter
1740 SHF_LINK_ORDER flag in a relocatable link.
1742 2010-10-17 Cary Coutant <ccoutant@google.com>
1744 * output.h (Output_segment::set_section_addresses): Change function
1745 signature. Update all callers.
1746 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1748 (Output_segment::set_section_addresses): Align after last TLS
1749 section. Add padding before last relro section instead of after.
1751 2010-10-17 Doug Kwan <dougkwan@google.com>
1753 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1754 GOT output section to be writable.
1756 2010-10-14 Cary Coutant <ccoutant@google.com>
1758 * debug.h (DEBUG_INCREMENTAL): New flag.
1759 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1760 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1762 * incremental.cc (report_command_line): Ignore all forms of
1764 * layout.cc (Layout::Layout): Check parameters for incremental link
1766 * options.cc (General_options::parse_incremental): New function.
1767 (General_options::parse_no_incremental): New function.
1768 (General_options::parse_incremental_full): New function.
1769 (General_options::parse_incremental_update): New function.
1770 (General_options::incremental_mode_): New data member.
1771 (General_options::finalize): Check incremental_mode_.
1772 * options.h (General_options): Update help text for --incremental.
1773 Add --no-incremental, --incremental-full, --incremental-update.
1774 (General_options::Incremental_mode): New enum type.
1775 (General_options::incremental_mode): New function.
1776 (General_options::incremental_mode_): New data member.
1777 * parameters.cc (Parameters::incremental_mode_): New data member.
1778 (Parameters::set_options): Set incremental_mode_.
1779 (Parameters::set_incremental_full): New function.
1780 (Parameters::incremental): New function.
1781 (Parameters::incremental_update): New function.
1782 (set_parameters_incremental_full): New function.
1783 * parameters.h (Parameters::set_incremental_full): New function.
1784 (Parameters::incremental): New function.
1785 (Parameters::incremental_update): New function.
1786 (Parameters::incremental_mode_): New data member.
1787 (set_parameters_incremental_full): New function.
1788 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1789 incremental link mode.
1790 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1791 (Sized_relobj::do_relocate_sections): Likewise.
1792 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1794 * testsuite/Makefile.in: Regenerate.
1795 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1797 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1799 * script-sections.h (class Script_sections): Make
1800 Sections_elements typedef public.
1801 * script-sections.cc (class Sort_output_sections): Add elements_
1802 field. Add constructor which sets it; change all callers.
1803 (Sort_output_sections::is_before): New function.
1804 (Sort_output_sections::operator()): Call is_before.
1805 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1807 * testsuite/script_test_10.sh: New test. Test script section
1809 * testsuite/script_test_10.t: Likewise.
1810 * testsuite/script_test_10.s: Likewise.
1811 * testsuite/Makefile.am: Wrap the cross linker tests and the
1812 common tests into NATIVE_OR_CROSS_LINKER.
1813 (check_SCRIPTS): Add script_test_10.sh.
1814 (check_DATA): Add script_test_10.stdout.
1815 (script_test_10.o, script_test_10): New targets.
1816 (script_test_10.stdout): New target.
1817 * configure, testsuite/Makefile.in: Regenerate.
1819 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1821 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1822 error for the deprecated relocations.
1823 (Target_arm::Scan::global): Likewise.
1824 (Target_arm::Relocate::relocate): Likewise.
1826 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1828 * fileread.cc (Input_file::find_file): Initialize *found_name
1829 and *namep when using the fallback search for case 4.
1831 2010-10-11 Cary Coutant <ccoutant@google.com>
1833 * options.h (class General_options): Redefine -z lazy as an alias for
1834 the negation of -z now.
1836 2010-10-11 Ian Lance Taylor <iant@google.com>
1838 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1841 2010-10-06 Nick Clifton <nickc@redhat.com>
1843 * script-sections.cc(class Memory_region): Remove
1844 current_lma_offset_ field. Rename current_vma_offset_ to
1845 current_offset_. Add last_section_ field.
1846 (Memory_region::get_current_vma_address): Rename to
1847 get_current_address.
1848 (Memory_region::get_current_lma_address): Delete.
1849 (Memory_region::increment_vma_offset): Rename to
1851 (Memory_region::increment_lma_offset): Delete.
1852 (Memory_region::attributes_compatible): New method. Returns
1853 true if the provided section is compatible with the region.
1854 (Memory_region::get_last_section): New method. Returns the last
1855 section to use the region.
1856 (Memory_region::set_last_section): New method. Stores the last
1857 section to use the region.
1858 (Script_sections::block_in_region): New method. Returns true if
1859 a block of memory is contained within a region.
1860 (Script_sections::find_memory_region): New method. Locates a
1861 memory region to be used to set a VMA or LMA address.
1862 (Output_section_definition::set_section_addresses): Add code to
1863 check for addresses set by memory regions.
1864 (Output_segment::set_section_addresses): Remove memory region
1866 (Script_sections::create_segment): Add a warning if a header
1867 segment is created outside of any region.
1868 * script-sections.h (class Script_sections): Add prototypes for
1869 find_memory_region and block_in_region methods.
1870 * testsuite/memory_test.s: Use .long instead of .word.
1871 * testsuite/memory_test.t: Add some more output sections.
1872 * testsuite/memory_test.sh: Update expected output.
1874 2010-10-02 Doug Kwan <dougkwan@google.com>
1876 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1877 defintion to symtab.h
1878 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1879 declaration to defintion.
1881 2010-10-01 Nick Clifton <nickc@redhat.com>
1883 * expression.cc (eval): Replace dummy argument with NULL.
1884 (eval_maybe_dot): Check for a NULL result section pointer.
1885 (Symbol_expression::value): Likewise.
1886 (Dot_expression::value): Likewise.
1887 (BINARY_EXPRESSION): Likewise.
1888 (Max_expression::value): Likewise.
1889 (Min_expression::value): Likewise.
1890 (Absolute_expression::value): Likewise.
1891 (Addr_expression::value_from_output_section): Likewise.
1892 (Loaddddr_expression::value_from_output_section): Likewise.
1893 (Segment_start_expression::value): Likewise.
1894 * script-sections.cc
1895 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1897 (Sections_elememt_dot_assignment::set_section_addresses):
1899 (Output_data_expression::do_write_to_buffer): Likewise.
1900 (Output_section_definition::finalize_symbols): Likewise.
1901 (Output_section_definition::set_section_addresses): Likewise.
1903 2010-09-30 Doug Kwan <dougkwan@google.com>
1905 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1907 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1909 * target.h (Target::can_icf_inline_merge_sections): New virtual
1911 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1913 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1915 * icf.cc (get_section_contents): Inline merge sections only when
1918 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1920 * configure: Regenerate.
1922 2010-09-17 Ian Lance Taylor <iant@google.com>
1924 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1925 * testsuite/Makefile.am (memory_test.o): New target.
1926 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1928 * testsuite/Makefile.in: Rebuild.
1930 2010-09-17 Doug Kwan <dougkwan@google.com>
1932 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1933 defintion if relocation uses GOT entries of the symbol.
1934 * testsuite/icf_safe_test.sh: Fix test.
1935 * testsuite/icf_safe_so_test.sh: Fix test.
1937 2010-09-16 Cary Coutant <ccoutant@google.com>
1939 * script_sections.cc (class Memory_region): Remove "NULL" from
1940 vector initializations.
1942 2010-09-15 Cary Coutant <ccoutant@google.com>
1944 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1945 Resolve forwarding symbols.
1947 2010-09-15 Doug Kwan <dougkwan@google.com>
1949 * gold/testsuite/script_test_3.t: Add ARM special sections.
1950 * gold/testsuite/script_test_4.t: Same.
1951 * gold/testsuite/script_test_5.t: Same.
1952 * gold/testsuite/script_test_6.t: Same.
1953 * gold/testsuite/script_test_7.t: Same.
1954 * gold/testsuite/script_test_7.t: Same.
1955 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1957 2010-09-14 Cary Coutant <ccoutant@google.com>
1959 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1960 (Target_x86_64::Relocate::relocate_tls): Replace check for
1961 saw_tls_block_reloc_ with test for executable section.
1963 2010-09-12 Cary Coutant <ccoutant@google.com>
1965 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1966 position-independent executables to shared libraries need dynamic
1968 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1969 position-independent executables.
1970 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1971 * testsuite/Makefile.in: Regenerate.
1973 2010-09-10 Nick Clifton <nickc@redhat.com>
1976 * testsuite/memory_test.t: Discard any sections that are not
1979 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1982 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1983 "This::" to work around a bug in gcc 4.2.
1985 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1987 2010-09-09 Rafael Espindola <espindola@google.com>
1989 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1990 sections with different PF_X flags in the same segment.
1991 (Layout::find_first_load_seg): Search all segments to find the first
1993 * options.h (rosegment): New.
1995 2010-09-08 Rafael Espindola <espindola@google.com>
1997 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1999 2010-09-08 Doug Kwan <dougkwan@google.com>
2001 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2002 (Arm_relobj::do_relocate_sections): Add new parameter for output
2003 file to match the parent.
2004 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2005 of local symbols instead of input values. Update code to track
2006 changes in gold::relocate_section.
2007 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2008 (Sized_relobj::compute_final_local_value_internal): New methods.
2009 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2010 body into private version of Sized_relobj::compute_final_local_value.
2011 Call the inline method.
2012 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2013 merged symbol value if there is one.
2014 (Symbol_value::has_output_value): New method defintiion.
2015 (Sized_relobj::Compute_final_local_value_status): New enum type.
2016 (Sized_relobj::compute_final_local_value): New methods.
2017 (Sized_relobj::compute_final_local_value_internal): New methods.
2018 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2019 and arm_cortex_a8.sh.
2020 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2021 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2023 * Makefile.in: Regenerate.
2024 * testsuite/arm_bl_out_of_range.s: Update test.
2025 * testsuite/thumb_bl_out_of_range.s: Ditto.
2026 * testsuite/thumb_blx_out_of_range.s: Ditto.
2027 * testsuite/arm_branch_out_of_range.sh: New file.
2028 * testsuite/arm_cortex_a8.sh: Ditto.
2029 * testsuite/arm_cortex_a8_b.s: Ditto.
2030 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2031 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2032 * testsuite/arm_cortex_a8_bl.s: Ditto.
2033 * testsuite/arm_cortex_a8_blx.s: Ditto.
2034 * testsuite/arm_cortex_a8_local.s: Ditto.
2035 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2036 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2038 2010-09-08 Rafael Espindola <espindola@google.com>
2040 * Makefile.am (memory_test.stdout): Run readelf with -W.
2041 * Makefile.in: Regenerate.
2042 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2045 2010-09-08 Rafael Espindola <espindola@google.com>
2047 * script-sections.cc (Script_sections::add_memory_region): Convert
2048 field precision to int.
2049 * script.cc (script_set_section_region, script_set_section_region):
2050 Convert field precision to int.
2052 2010-09-08 Rafael Espindola <espindola@google.com>
2054 * arm.cc (do_finalize_sections): Create the __exidx_start and
2055 __exdix_end symbols even when the section is missing.
2057 2010-09-08 Nick Clifton <nickc@redhat.com>
2059 * README: Remove claim that MEMORY is not supported.
2060 * expression.cc (script_exp_function_origin)
2061 (script_exp_function_length): Move from here to ...
2062 * script.cc: ... here.
2063 (script_set_section_region, script_add_memory)
2064 (script_parse_memory_attr, script_include_directive): New
2066 * script-sections.cc
2067 (class Memory_region): New class.
2068 (class Output_section_definition): Add set_memory_region,
2069 set_section_vma, set_section_lma and get_section_name methods.
2070 (class Script_Sections): Add add_memory_region,
2071 find_memory_region, find_memory_region_origin,
2072 find_memory_region_length and set_memory_region methods.
2073 Have set_section_addresses method walk the list of set memory
2075 Extend the print methos to display memory regions.
2076 * script-sections.h: Add prototypes for new methods.
2077 Add enum for MEMORY region attributes.
2078 * yyscript.y: Add support for parsing MEMORY regions.
2079 * script-c.h: Add prototypes for new functions.
2080 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2081 * testsuite/Makefile.in: Regenerate.
2082 * testsuite/memory_test.sh: New script.
2083 * testsuite/memory_test.s: New assembler source file.
2084 * testsuite/memory_test.t: New linker script.
2086 2010-08-27 Doug Kwan <dougkwan@google.com>
2088 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2089 reference override an existing dynamic weak reference.
2090 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2091 * testsuite/Makefile.in: Regenerate.
2092 * testsuite/dyn_weak_ref.sh: New file.
2093 * testsuite/dyn_weak_ref_1.c: Ditto.
2094 * testsuite/dyn_weak_ref_2.c: Ditto.
2096 2010-08-27 Ian Lance Taylor <iant@google.com>
2098 * incremental.h (class Incremental_input_entry): Add virtual
2101 2010-08-27 Ian Lance Taylor <iant@google.com>
2103 * testsuite/start_lib_test_3.c: Mark t3 as used.
2105 2010-08-27 Nick Clifton <nickc@redhat.com>
2107 * options.cc (version_script): Fix small typo in previous
2110 2010-08-25 Nick Clifton <nickc@redhat.com>
2112 * archive.cc: Formatting fixes: Remove whitespace between
2113 typename and following asterisk. Remove whitespace between
2114 function name and opening parenthesis.
2115 * archive.h: Likewise.
2117 * attributes.cc: Likewise.
2118 * attributes.h: Likewise.
2119 * common.cc: Likewise.
2120 * copy-relocs.cc: Likewise.
2121 * dirsearch.h: Likewise.
2122 * dynobj.cc: Likewise.
2123 * ehframe.cc: Likewise.
2124 * ehframe.h: Likewise.
2125 * expression.cc: Likewise.
2126 * fileread.cc: Likewise.
2127 * fileread.h: Likewise.
2129 * gold-threads.cc: Likewise.
2130 * gold.cc: Likewise.
2131 * i386.cc: Likewise.
2133 * incremental-dump.cc: Likewise.
2134 * incremental.cc: Likewise.
2135 * layout.cc: Likewise.
2136 * layout.h: Likewise.
2137 * main.cc: Likewise.
2138 * merge.cc: Likewise.
2139 * merge.h: Likewise.
2140 * object.cc: Likewise.
2141 * object.h: Likewise.
2142 * options.cc: Likewise.
2143 * options.h: Likewise.
2144 * output.cc: Likewise.
2145 * output.h: Likewise.
2146 * plugin.cc: Likewise.
2147 * plugin.h: Likewise.
2148 * powerpc.cc: Likewise.
2149 * reloc.cc: Likewise.
2150 * script-c.h: Likewise.
2151 * script-sections.cc: Likewise.
2152 * script.cc: Likewise.
2153 * stringpool.cc: Likewise.
2154 * symtab.cc: Likewise.
2155 * symtab.h: Likewise.
2156 * target.cc: Likewise.
2157 * timer.cc: Likewise.
2158 * timer.h: Likewise.
2159 * version.cc: Likewise.
2160 * x86_64.cc: Likewise.
2162 2010-08-24 Nick Clifton <nickc@redhat.com>
2165 * layout.cc (segment_precedes): Sort segments by their physical
2166 addresses, if they have been set.
2168 2010-08-23 Cary Coutant <ccoutant@google.com>
2170 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2172 (Lib_group::include_member): Unlock object after deleting its
2174 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2177 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2178 Cary Coutant <ccoutant@google.com>
2180 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2181 constructor, and set_blocker.
2182 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2184 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2185 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2186 * testsuite/Makefile.am (start_lib_test): New test case.
2187 * testsuite/Makefile.in: Regenerate.
2188 * testsuite/start_lib_test_main.c: New file.
2189 * testsuite/start_lib_test_1.c: New file.
2190 * testsuite/start_lib_test_2.c: New file.
2191 * testsuite/start_lib_test_3.c: New file.
2193 2010-08-19 Ian Lance Taylor <iant@google.com>
2195 * Makefile.in: Rebuild with automake 1.11.1.
2196 * aclocal.m4: Likewise.
2197 * testsuite/Makefile.in: Likewise.
2199 2010-08-19 Ian Lance Taylor <iant@google.com>
2202 * i386.cc (class Output_data_plt_i386): Update declarations.
2203 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2204 local_ifuncs_ fields.
2205 (Target_i386::do_plt_section_for_global): New function.
2206 (Target_i386::do_plt_section_for_local): New function.
2207 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2208 parameter; change all callers. Initialize global_ifuncs_ and
2209 local_ifuncs_. If doing a static link define __rel_iplt_start and
2211 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2212 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2213 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2215 (Target_i386::make_plt_section): New function, broken out of
2216 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2217 (Target_i386::make_plt_entry): Call make_plt_section.
2218 (Target_i386::make_local_ifunc_plt_entry): New function.
2219 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2220 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2221 R_386_IRELATIVE to switch.
2222 (Target_i386::Scan::global): Likewise.
2223 (Target_i386::Relocate::relocate): Likewise.
2224 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2226 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2227 (Target_x86_64::do_plt_section_for_global): New function.
2228 (Target_x86_64::do_plt_section_for_local): New function.
2229 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2230 parameter; change all callers. If doing a static link define
2231 __rela_iplt_start and __rela_iplt_end.
2232 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2233 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2234 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2236 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2237 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2239 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2240 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2241 R_X86_64_IRELATIVE to switch.
2242 (Target_x86_64::Scan::global): Likewise.
2243 (Target_x86_64::Relocate::relocate): Likewise.
2244 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2246 * target.h (class Target): Add plt_section_for_global and
2247 plt_section_for_local functions. Add do_plt_section_for_global
2248 and do_plt_section_for_local virtual functions.
2249 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2250 clarifying comments.
2251 (Symbol::use_plt_offset): Handle IFUNC symbol.
2252 * object.cc (Sized_relobj::Sized_relobj): Initialize
2254 (Sized_relobj::local_has_plt_offset): New function.
2255 (Sized_relobj::local_plt_offset): New function.
2256 (Sized_relobj::set_local_plt_offset): New function.
2257 (Sized_relobj::do_count): Handle IFUNC symbol.
2258 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2259 a bit away from input_shndx_ field. Add set_is_func_symbol and
2260 is_ifunc_symbol functions.
2261 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2262 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2263 local_plt_offsets_ field.
2264 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2265 * output.h (class Output_section_data): Add non-const
2266 output_section function.
2267 (class Output_data_got): Update declarations.
2268 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2269 Add use_plt_offset parameter to global and local constructors.
2270 Change all callers. Change local_sym_index_ field to 31 bits.
2271 Change GSYM_CODE and CONSTANT_CODE accordingly.
2272 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2273 doing a static link don't set sh_link field.
2274 (Output_data_got::Got_entry::write): Use PLT offset if
2276 (Output_data_got::add_global_plt): New function.
2277 (Output_data_got::add_local_plt): New function.
2278 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2279 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2280 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2281 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2282 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2284 * testsuite/ifunc-sel.h: New file.
2285 * testsuite/ifuncmain1.c: New file.
2286 * testsuite/ifuncmain1vis.c: New file.
2287 * testsuite/ifuncmod1.c: New file.
2288 * testsuite/ifuncdep2.c: New file.
2289 * testsuite/ifuncmain2.c: New file.
2290 * testsuite/ifuncmain3.c: New file.
2291 * testsuite/ifuncmod3.c: New file.
2292 * testsuite/ifuncmain4.c: New file.
2293 * testsuite/ifuncmain5.c: New file.
2294 * testsuite/ifuncmod5.c: New file.
2295 * testsuite/ifuncmain6pie.c: New file.
2296 * testsuite/ifuncmod6.c: New file.
2297 * testsuite/ifuncmain7.c: New file.
2298 * configure, testsuite/Makefile.in: Rebuild.
2300 2010-08-18 Ian Lance Taylor <iant@google.com>
2303 (Output_section_incremental_inputs::write_input_files): Add cast
2304 to avoid signed/unsigned comparison warning.
2305 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2307 2010-08-12 Cary Coutant <ccoutant@google.com>
2309 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2311 2010-08-13 Ian Lance Taylor <iant@google.com>
2313 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2315 2010-08-12 Cary Coutant <ccoutant@google.com>
2316 Doug Kwan <dougkwan@google.com>
2318 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2319 defintion overrides non-weak undef, remember that the original undef
2321 * symtab.cc (Symbol_table::sized_write_global): For undef without
2322 an original weak binding, set binding to global in output.
2323 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2324 * testsuite/Makefile.in: Regenerate.
2325 * testsuite/strong_ref_weak_def.sh: New file.
2326 * testsuite/strong_ref_weak_def_1.c: Ditto.
2327 * testsuite/strong_ref_weak_def_2.c: Ditto.
2329 2010-08-12 Cary Coutant <ccoutant@google.com>
2331 * testsuite/incremental_test.sh: Rewrite.
2332 * testsuite/incremental_test_1.c: Rewrite.
2333 * testsuite/incremental_test_2.c: Rewrite.
2335 2010-08-12 Cary Coutant <ccoutant@google.com>
2337 * arm.cc (Target_arm::got_size): Add const.
2338 (Target_arm::got_entry_count): New function.
2339 (Target_arm::plt_entry_count): New function.
2340 (Target_arm::first_plt_entry_offset): New function.
2341 (Target_arm::plt_entry_size): New function.
2342 (Output_data_plt_arm::entry_count): New function.
2343 (Output_data_plt_arm::first_plt_entry_offset): New function.
2344 (Output_data_plt_arm::get_plt_entry_size): New function.
2345 * i386.cc (Target_i386::got_size): Add const.
2346 (Target_i386::got_entry_count): New function.
2347 (Target_i386::plt_entry_count): New function.
2348 (Target_i386::first_plt_entry_offset): New function.
2349 (Target_i386::plt_entry_size): New function.
2350 (Output_data_plt_i386::entry_count): New function.
2351 (Output_data_plt_i386::first_plt_entry_offset): New function.
2352 (Output_data_plt_i386::get_plt_entry_size): New function.
2353 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2354 find_incremental_inputs_sections. Dump incremental_got_plt section.
2355 * incremental.cc: Include target.h.
2356 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2357 parameter. Adjust all callers. Find incremental_got_plt section.
2358 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2360 (Output_section_incremental_inputs::set_final_data_size): Calculate
2361 size of incremental_got_plt section.
2362 (Output_section_incremental_inputs::do_write): Write the
2363 incremental_got_plt section.
2364 (Got_plt_view_info): New struct.
2365 (Local_got_offset_visitor): New class.
2366 (Global_got_offset_visitor): New class.
2367 (Global_symbol_visitor_got_plt): New class.
2368 (Output_section_incremental_inputs::write_got_plt): New function.
2369 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2370 Add parameter. Adjust all callers.
2371 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2372 (Incremental_inputs::got_plt_section): New function.
2373 (Incremental_inputs::got_plt_section_): New data member.
2374 (Incremental_got_plt_reader): New class.
2375 * layout.cc (Layout::create_incremental_info_sections): Add the
2376 incremental_got_plt section.
2377 * object.h (Got_offset_list::get_list): New function.
2378 (Got offset_list::for_all_got_offsets): New function.
2379 (Sized_relobj::local_got_offset_list): New function.
2380 * powerpc.cc (Target_powerpc::got_size): Add const.
2381 (Target_powerpc::got_entry_count): New function.
2382 (Target_powerpc::plt_entry_count): New function.
2383 (Target_powerpc::first_plt_entry_offset): New function.
2384 (Target_powerpc::plt_entry_size): New function.
2385 (Output_data_plt_powerpc::entry_count): New function.
2386 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2387 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2388 * sparc.cc (Target_sparc::got_size): Add const.
2389 (Target_sparc::got_entry_count): New function.
2390 (Target_sparc::plt_entry_count): New function.
2391 (Target_sparc::first_plt_entry_offset): New function.
2392 (Target_sparc::plt_entry_size): New function.
2393 (Output_data_plt_sparc::entry_count): New function.
2394 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2395 (Output_data_plt_sparc::get_plt_entry_size): New function.
2396 * symtab.h (Symbol::got_offset_list): New function.
2397 (Symbol_table::for_all_symbols): New function.
2398 * target.h (Sized_target::got_entry_count): New function.
2399 (Sized_target::plt_entry_count): New function.
2400 (Sized_target::plt_entry_size): New function.
2401 * x86_64.cc (Target_x86_64::got_size): Add const.
2402 (Target_x86_64::got_entry_count): New function.
2403 (Target_x86_64::plt_entry_count): New function.
2404 (Target_x86_64::first_plt_entry_offset): New function.
2405 (Target_x86_64::plt_entry_size): New function.
2406 (Output_data_plt_x86_64::entry_count): New function.
2407 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2408 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2410 2010-08-12 Cary Coutant <ccoutant@google.com>
2412 * archive.cc: Include incremental.h.
2413 (Archive::Archive): Initialize incremental_info_.
2414 (Archive::include_member): Record archive members in incremental info.
2415 (Add_archive_symbols::run): Record begin and end of an archive in
2417 (Lib_group::include_member): Record objects in incremental info.
2418 * archive.h (Incremental_archive_entry): Forward declaration.
2419 (Archive::set_incremental_info): New member function.
2420 (Archive::incremental_info): New member function.
2421 (Archive::Unused_symbol_iterator): New class.
2422 (Archive::unused_symbols_begin): New member function.
2423 (Archive::unused_symbols_end): New member function.
2424 (Archive::incremental_info_): New data member.
2425 * incremental-dump.cc (find_input_containing_global): New function.
2426 (dump_incremental_inputs): Dump new incremental info sections.
2427 * incremental.cc: Include symtab.h.
2428 (Output_section_incremental_inputs): New class.
2429 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2430 new incremental info sections.
2431 (Sized_incremental_binary::do_check_inputs): Likewise.
2432 (Incremental_inputs::report_archive): Remove.
2433 (Incremental_inputs::report_archive_begin): New function.
2434 (Incremental_inputs::report_archive_end): New function.
2435 (Incremental_inputs::report_object): New function.
2436 (Incremental_inputs::finalize_inputs): Remove.
2437 (Incremental_inputs::report_input_section): New function.
2438 (Incremental_inputs::report_script): Rewrite.
2439 (Incremental_inputs::finalize): Do nothing but finalize string table.
2440 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2441 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2442 (Incremental_inputs::create_data_sections): New function.
2443 (Incremental_inputs::relocs_entsize): New function.
2444 (Output_section_incremental_inputs::set_final_data_size): New function.
2445 (Output_section_incremental_inputs::do_write): New function.
2446 (Output_section_incremental_inputs::write_header): New function.
2447 (Output_section_incremental_inputs::write_input_files): New function.
2448 (Output_section_incremental_inputs::write_info_blocks): New function.
2449 (Output_section_incremental_inputs::write_symtab): New function.
2450 * incremental.h (Incremental_script_entry): Forward declaration.
2451 (Incremental_object_entry): Forward declaration.
2452 (Incremental_archive_entry): Forward declaration.
2453 (Incremental_inputs): Forward declaration.
2454 (Incremental_inputs_header_data): Remove.
2455 (Incremental_inputs_header): Remove.
2456 (Incremental_inputs_header_write): Remove.
2457 (Incremental_inputs_entry_data): Remove.
2458 (Incremental_inputs_entry): Remove.
2459 (Incremental_inputs_entry_write): Remove.
2460 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2461 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2462 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2463 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2465 (Incremental_input_entry): New class.
2466 (Incremental_script_entry): New class.
2467 (Incremental_object_entry): New class.
2468 (Incremental_archive_entry): New class.
2469 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2470 (Incremental_inputs::report_inputs): Remove.
2471 (Incremental_inputs::report_archive): Remove.
2472 (Incremental_inputs::report_archive_begin): New function.
2473 (Incremental_inputs::report_archive_end): New function.
2474 (Incremental_inputs::report_object): Change prototype.
2475 (Incremental_inputs::report_input_section): New function.
2476 (Incremental_inputs::report_script): Change prototype.
2477 (Incremental_inputs::get_reloc_count): New function.
2478 (Incremental_inputs::set_reloc_count): New function.
2479 (Incremental_inputs::create_data_sections): New function.
2480 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2481 (Incremental_inputs::inputs_section): New function.
2482 (Incremental_inputs::symtab_section): New function.
2483 (Incremental_inputs::relocs_section): New function.
2484 (Incremental_inputs::get_stringpool): Add const.
2485 (Incremental_inputs::command_line): Add const.
2486 (Incremental_inputs::inputs): Remove.
2487 (Incremental_inputs::command_line_key): New function.
2488 (Incremental_inputs::input_file_count): New function.
2489 (Incremental_inputs::input_files): New function.
2490 (Incremental_inputs::relocs_entsize): New function.
2491 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2492 (Incremental_inputs::finalize_inputs): Remove.
2493 (Incremental_inputs::Input_info): Remove.
2494 (Incremental_inputs::lock_): Remove.
2495 (Incremental_inputs::inputs_): Change type.
2496 (Incremental_inputs::inputs_map_): Remove.
2497 (Incremental_inputs::current_object_entry_): New data member.
2498 (Incremental_inputs::inputs_section_): New data member.
2499 (Incremental_inputs::symtab_section_): New data member.
2500 (Incremental_inputs::relocs_section_): New data member.
2501 (Incremental_inputs::reloc_count_): New data member.
2502 (Incremental_inputs_reader): New class.
2503 (Incremental_symtab_reader): New class.
2504 (Incremental_relocs_reader): New class.
2505 * layout.cc (Layout::finalize): Move finalization of incremental info
2506 and creation of incremental info sections to follow finalization of
2507 symbol table. Set offsets for postprocessing sections.
2508 (Layout::create_incremental_info_sections): Call
2509 Incremental_inputs::create_data_sections. Add incremental symtab
2510 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2511 sections to layout after input sections.
2512 * layout.h (struct Timespec): Forward declaration.
2513 (Layout::incremental_inputs): Add const.
2514 (Layout::create_incremental_info_sections): Add parameter.
2515 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2516 * object.cc: Include incremental.h.
2517 (Relobj::finalize_incremental_relocs): New function.
2518 (Sized_relobj::do_layout): Record input sections in incremental info.
2519 * object.h (Object::output_section): New function.
2520 (Object::output_section_offset): Moved from Relobj.
2521 (Object::get_incremental_reloc_base): New function.
2522 (Object::get_incremental_reloc_count): New function.
2523 (Object::do_output_section): New function.
2524 (Object::do_output_section_offset): Moved from Relobj.
2525 (Object::do_get_incremental_reloc_base): New function.
2526 (Object::do_get_incremental_reloc_count): New function.
2527 (Object::Object): Initialize new data members.
2528 (Relobj::output_section): Renamed do_output_section and moved to
2530 (Relobj::output_section_offset): Moved to Object.
2531 (Relobj::do_get_incremental_reloc_base): New function.
2532 (Relobj::do_get_incremental_reloc_count): New function.
2533 (Relobj::allocate_incremental_reloc_counts): New function.
2534 (Relobj::count_incremental_reloc): New function.
2535 (Relobj::finalize_incremental_relocs): New function.
2536 (Relobj::next_incremental_reloc_index): New function.
2537 (Relobj::reloc_counts_): New data member.
2538 (Relobj::reloc_bases_): New data member.
2539 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2540 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2541 (Sized_relobj::incremental_relocs_scan): New function.
2542 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2543 (Sized_relobj::incremental_relocs_write): New function.
2544 (Sized_relobj::incremental_relocs_write_reltype): New function.
2545 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2547 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2548 archives and object files elsewhere.
2549 (Add_symbols::run): Report object files here.
2550 (Finish_group::run): Report end of archive at end of group.
2551 * reloc.cc: Include layout.h, incremental.h.
2552 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2553 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2554 (Sized_relobj::incremental_relocs_scan): New function.
2555 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2556 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2557 (Sized_relobj::incremental_relocs_write): New function.
2558 (Sized_relobj::incremental_relocs_write_reltype): New function.
2559 * script.cc (read_input_script): Rewrite test for incremental link.
2560 Change call to Incremental_inputs::report_script.
2561 * symtab.h (Symbol_table::first_global_index): New function.
2562 (Symbol_table::output_count): New function.
2564 2010-08-12 Doug Kwan <dougkwan@google.com>
2566 * arm.cc (Target_arm::merge_object_attributes): Check command line
2567 options --no-wchar-size-warning and --no-enum-size-warning.
2568 * options.h (General_options): Add ld-compatible options
2569 --no-enum-size-warning and --no-wchar-size-warning.
2571 2010-08-04 Ian Lance Taylor <iant@google.com>
2573 * x86_64.cc (Target_x86_64::Scan::local): Use
2574 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2575 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2576 (Target_x86_64::Scan::global): Likewise.
2577 (Target_x86_64::Relocate::relocate): Likewise.
2578 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2581 2010-08-03 Cary Coutant <ccoutant@google.com>
2583 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2584 to reserve space in merged_strings vector. Keep total input size
2586 (Output_merge_string::do_print_merge_stats): Print total input size.
2587 * merge.h (Output_merge_string): Add input_size_ field.
2588 * stringpool.cc (Stringpool_template::string_length): Move
2589 implementations out of Stringpool_template class and place in
2591 * stringpool.h (string_length): Move out of Stringpool_template.
2593 2010-08-03 Ian Lance Taylor <iant@google.com>
2596 * layout.cc (relaxation_loop_body): If address of load segment is
2597 set, adjust address to include headers if possible.
2599 2010-08-03 Ian Lance Taylor <iant@google.com>
2601 * version.cc (version_string): Bump to 1.10.
2603 2010-08-03 Ian Lance Taylor <iant@google.com>
2606 * layout.h (enum Output_section_order): Define.
2607 (class Layout): Update declarations.
2608 * layout.cc (Layout::get_output_section): Add order parameter.
2609 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2610 is_first_non_relro parameters. Change all callers.
2611 (Layout::choose_output_section): Likewise.
2612 (Layout::add_output_section_data): Likewise.
2613 (Layout::make_output_section): Likewise. Set order.
2614 (Layout::default_section_order): New function.
2615 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2616 * output.cc (Output_section::Output_section): Initialize order_.
2617 Don't initialize deleted fields.
2618 (Output_segment::Output_segment): Don't initialize deleted
2620 (Output_segment::add_output_section_to_load): New function
2621 replacing add_output_section. Change all callers to call this or
2622 add_output_section_to_nonload.
2623 (Output_segment::add_output_section_to_nonload): New function.
2624 (Output_segment::remove_output_section): Rewrite.
2625 (Output_segment::add_initial_output_data): Likewise.
2626 (Output_segment::has_any_data_sections): Likewise.
2627 (Output_segment::is_first_section_relro): Likewise.
2628 (Output_segment::maximum_alignment): Likewise.
2629 (Output_segment::has_dynamic_reloc): New function replacing
2630 dynamic_reloc_count. Change all callers.
2631 (Output_segment::has_dynamic_reloc_list): New function replacing
2632 dynamic_reloc_count_list. Change all callers.
2633 (Output_segment::set_section_addresses): Rewrite.
2634 (Output_segment::set_offset): Rewrite.
2635 (Output_segment::find_first_and_last_list): Remove.
2636 (Output_segment::set_tls_offsets): Rewrite.
2637 (Output_segment::first_section_load_address): Likewise.
2638 (Output_segment::output_section_count): Likewise.
2639 (Output_segment::section_with_lowest_load_address): Likewise.
2640 (Output_segment::write_section_headers): Likewise.
2641 (Output_segment::print_sections_to_map): Likewise.
2642 * output.h (class Output_data): Remove dynamic_reloc_count_
2643 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2644 (Output_data::add_dynamic_reloc): Rewrite.
2645 (Output_data::has_dynamic_reloc): New function.
2646 (Output_data::dynamic_reloc_count): Remove.
2647 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2648 is_last_relro_, is_first_non_relro_, is_interp_,
2649 is_dynamic_linker_section_ fields. Add order and set_order
2650 functions. Remove is_relro_local, set_is_relro_local,
2651 is_last_relro, set_is_last_relro, is_first_non_relro,
2652 set_is_first_non_relro functions, is_interp, set_is_interp,
2653 is_dynamic_linker_section, and set_is_dynamic_linker_section
2655 (class Output_segment): Change Output_data_list from std::list to
2656 std:;vector. Add output_lists_ field. Remove output_data_ and
2657 output_bss_ fields. Update declarations.
2659 2010-08-02 Ian Lance Taylor <iant@google.com>
2661 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2662 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2663 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2665 2010-08-02 Ian Lance Taylor <iant@google.com>
2668 * script.cc (Script_options::Script_options): Initialize
2669 symbol_definitions_ and symbol_references_.
2670 (Script_options::add_symbol_assignment): Update
2671 symbol_definitions_ and symbol_references_.
2672 (Script_options::add_symbol_reference): New function.
2673 (script_symbol): New function.
2674 * script.h (class Script_options): Add symbol_definitions_ and
2675 symbol_references_ fields.
2676 (Script_options::referenced_const_iterator): New type.
2677 (Script_options::referenced_begin): New function.
2678 (Script_options::referenced_end): New function.
2679 (Script_options::is_referenced): New function.
2680 (Script_options::any_unreferenced): New function.
2681 * script-c.h (script_symbol): Declare.
2682 * yyscript.y (exp): Call script_symbol.
2683 * symtab.cc: Include "script.h".
2684 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2685 Change all callers. Check symbols referenced by scripts.
2686 (Symbol_table::add_undefined_symbols_from_command_line): Add
2687 layout parameter. Change all callers.
2688 (Symbol_table::do_add_undefined_symbols_from_command_line):
2689 Likewise. Break out loop body. Check symbols referenced by
2691 (Symbol_table::add_undefined_symbol_from_command_line): New
2692 function broken out of
2693 do_add_undefined_symbols_from_command_line.
2694 * symtab.h (class Symbol_table): Update declarations.
2695 * archive.cc: Include "layout.h".
2696 (Archive::should_include_member): Add layout parameter. Change
2697 all callers. Check for symbol mentioned in expression.
2698 * archive.h (class Archive): Update declaration.
2699 * object.cc (Sized_relobj::do_should_include_member): Add layout
2701 * object.h (Object::should_include_member): Add layout parameter.
2703 (Object::do_should_include_member): Add layout parameter.
2704 (class Sized_relobj): Update declaration.
2705 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2707 * dynobj.h (class Sized_dynobj): Update declaration.
2708 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2710 * plugin.h (class Sized_pluginobj): Update declaration.
2712 2010-08-02 Ian Lance Taylor <iant@google.com>
2715 * output.cc (Output_segment::set_offset): Search for the first and
2716 last sections rather than assuming that the list is in order.
2717 (Output_segment::find_first_and_last_list): New function.
2718 * output.h (class Output_segment): Update declarations.
2719 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2720 (relro_strip_test_SOURCES): New variable.
2721 (relro_strip_test_DEPENDENCIES): New variable.
2722 (relro_strip_test_LDFLAGS): New variable.
2723 (relro_strip_test_LDADD): New variable.
2724 (relro_strip_test.so): New target.
2726 2010-08-02 Ian Lance Taylor <iant@google.com>
2728 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2729 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2730 (Target_i386::got_tlsdesc_section): New function.
2731 (Target_i386::got_section): Create space for GOT entries for
2732 TLSDESC relocations.
2733 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2735 (Target_i386::Scan::global): Likewise.
2736 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2738 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2739 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2740 (Target_x86_64::got_tlsdesc_section): New function.
2741 (Target_x86_64::got_section): Create space for GOT entries for
2742 TLSDESC relocations.
2743 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2745 (Target_x86_64::Scan::global): Likewise.
2746 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2749 2010-08-02 Ian Lance Taylor <iant@google.com>
2751 * testsuite/final_layout.sh: Use dc to convert from hex to
2754 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2756 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2757 paramter to the call to gold::gc_process_relocs.
2758 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2759 paramter to the call to gold::gc_process_relocs.
2760 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2761 parameter to the call to gold::gc_process_relocs.
2762 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2763 template parameter to the call to gold::gc_process_relocs.
2764 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2765 paramter to the call to gold::gc_process_relocs.
2766 * gc.h (get_embedded_addend_size): New function.
2767 (gc_process_relocs): Save the size of the reloc for use by ICF.
2768 * icf.cc (get_section_contents): Get the addend from the text section
2769 for SHT_REL relocation sections.
2770 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2771 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2772 * int_encoding.h (read_from_pointer): New overloaded function.
2773 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2774 * testsuite/icf_sht_rel_addend_test.sh: New file.
2775 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2776 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2778 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2780 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2781 * Makefile.in: Regenerate.
2782 * testsuite/Makefile.in: Regenerate.
2784 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2786 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2787 * gold/testsuite/debug_msg.cc: Likewise.
2788 * gold/testsuite/odr_violation1.cc
2789 * gold/testsuite/odr_violation2.cc
2791 2010-07-21 Cary Coutant <ccoutant@google.com>
2793 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2794 string, and length fields.
2795 (Output_merge_string::Merged_strings_list): New type.
2796 (Output_merge_string::Merged_strings_lists): New typedef.
2797 (Output_merge_string): Replace merged_strings_ with
2798 merged_strings_lists_.
2799 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2800 Merged_strings_list per input object and section. Don't store pointer
2801 to the string. Don't store length with each merged string entry.
2802 (Output_merge_string::finalize_merged_data): Loop over list of merged
2803 strings lists. Recompute length of each merged string.
2805 2010-07-15 Cary Coutant <ccoutant@google.com>
2807 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2810 2010-07-14 Ian Lance Taylor <iant@google.com>
2812 * descriptors.cc (Descriptors::open): Report correct name in error
2815 2010-07-13 Doug Kwan <dougkwan@google.com>
2817 * arm.cc (Arm_input_section::Arm_input_section): For a
2818 SHT_ARM_EXIDX section, always keeps the input sections.
2819 (Arm_input_section::set_exidx_section_link): New method.
2820 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2821 has_errors_ to false.
2822 (Arm_exidx_input_section::has_errors,
2823 Arm_exidx_input_section::set_has_errors): New methods.
2824 (Arm_exidx_input_section::has_errors_): New data member.
2825 (Arm_relobj::get_exidx_shndx_list): New method.
2826 (Arm_output_section::append_text_sections_to_list): Do not skip
2827 section without SHF_EXECINSTR.
2828 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2830 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2831 section header. Make error messages more verbose. Check for
2832 a non-executable section linked to an EXIDX section.
2833 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2834 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2835 check that there is no deferred EXIDX section if we exit early.
2836 Instead of not making an EXIDX section in case of an error, make one
2837 and set the has_errors flag of it.
2838 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2839 in a relocatable link.
2840 (Target_arm::do_relax): Look for the EXIDX output section instead of
2841 assuming that it is called .ARM.exidx.
2842 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2843 section list. Do not check for SHF_EXECINSTR section flags but
2844 skip any input section with errors.
2845 * output.cc (Output_section::Output_section): Initialize
2846 always_keeps_input_sections_ to false.
2847 (Output_section::add_input_section): Check for
2848 always_keeps_input_sections_.
2849 * output.h (Output_section::always_keeps_input_sections,
2850 Output_section::set_always_keeps_input_sections): New methods.
2851 (Output_section::always_keeps_input_sections): New data member.
2853 2010-07-13 Rafael Espindola <espindola@google.com>
2855 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2856 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2858 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2859 Ian Lance Taylor <iant@google.com>
2861 * output.h (Output_section_lookup_maps::add_merge_section):
2862 Correct check of whether value was inserted.
2863 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2864 (Output_section_lookup_maps::add_relaxed_input_section):
2866 * arm.cc (Target_arm::got_section): Remove used local os.
2867 * i386.cc (Target_i386::got_section): Likewise.
2868 * x86_64.cc (Target_x86_64::got_section): Likewise.
2869 * sparc.cc (Target_sparc::got_section): Likewise.
2870 (Target_sparc::relocate): Remove unused local have_got_offset.
2871 * powerpc.cc (Target_powerpc::relocate): Likewise.
2873 2010-07-13 Ian Lance Taylor <iant@google.com>
2875 * compressed_output.cc (zlib_decompress): Fix signature in
2878 * archive.cc (Archive::include_member): Unlock an external member
2879 of a thin archive. Don't bother to delete an object we know is
2882 2010-07-12 Cary Coutant <ccoutant@google.com>
2884 * compressed_output.cc (zlib_decompress): New function.
2885 (get_uncompressed_size): New function.
2886 (decompress_input_section): New function.
2887 * compressed_output.h (get_uncompressed_size): New function.
2888 (decompress_input_section): New function.
2889 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2890 Handle compressed debug sections.
2891 * layout.cc (is_compressed_debug_section): New function.
2892 (Layout::output_section_name): Map compressed section names to
2894 * layout.h (is_compressed_debug_section): New function.
2895 (is_debug_info_section): Recognize compressed debug sections.
2896 * merge.cc: Include compressed_output.h.
2897 (Output_merge_data::do_add_input_section): Handle compressed
2899 (Output_merge_string::do_add_input_section): Handle compressed
2901 * object.cc: Include compressed_output.h.
2902 (Sized_relobj::Sized_relobj): Initialize new data members.
2903 (build_compressed_section_map): New function.
2904 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2905 * object.h (Object::section_is_compressed): New method.
2906 (Object::do_section_is_compressed): New method.
2907 (Sized_relobj::Compressed_section_map): New type.
2908 (Sized_relobj::do_section_is_compressed): New method.
2909 (Sized_relobj::compressed_sections_): New data member.
2910 * output.cc (Output_section::add_input_section): Handle compressed
2912 * reloc.cc: Include compressed_output.h.
2913 (Sized_relobj::write_sections): Handle compressed debug sections.
2915 2010-07-08 Cary Coutant <ccoutant@google.com>
2917 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2918 weak when resolving to a dynamic def.
2919 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2920 for weak undef/dynamic def cases. Adjust callers.
2921 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2922 undef_binding_weak_.
2923 (Symbol_table::sized_write_globals): Adjust symbol binding.
2924 (Symbol_table::sized_write_symbol): Add binding parameter.
2925 * symtab.h (Symbol::set_undef_binding): New method.
2926 (Symbol::is_undef_binding_weak): New method.
2927 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2928 (Symbol_table::should_override): Add new parameter.
2929 (Symbol_table::sized_write_symbol): Add new parameter.
2931 * testsuite/weak_undef_file1.cc: Add new test case.
2932 * testsuite/weak_undef_file2.cc: Fix header comment.
2933 * testsuite/weak_undef_test.cc: Add new test case.
2935 2010-06-29 Doug Kwan <dougkwan@google.com>
2937 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2938 Initialize USE_SYMBOL_.
2939 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2941 (Arm_reloc_property::uses_symbol_): New data member declaration.
2942 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2943 uses symbol value and symbol is undefined but not weakly undefined.
2945 2010-06-28 Rafael Espindola <espindola@google.com>
2947 * plugin.cc (Plugin::load): Use dlerror.
2949 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2951 * symtab.cc (detect_odr_violations): When reporting an ODR
2952 violation, report an object where the symbol is defined.
2954 2010-06-25 Doug Kwan <dougkwan@google.com>
2956 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2957 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2959 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2960 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2961 target hook to detect function points.
2962 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2963 * icf.h (Icf::check_section_for_function_pointers): Change type of
2964 parameter SECTION_NAME to const reference to std::string. Use
2965 target hook to determine if section may have unsafe pointers.
2966 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2969 2010-06-21 Rafael Espindola <espindola@google.com>
2971 * fileread.cc (Input_file::find_fie): New
2972 (Input_file::open): Use Input_file::find_fie.
2973 * fileread.h (Input_file::find_fie): New
2974 * plugin.cc (set_extra_library_path): New.
2975 (Plugin::load): Add set_extra_library_path to the transfer vector.
2976 (Plugin_manager::set_extra_library_path): New.
2977 (Plugin_manager::add_input_file): Use the extra search path if set.
2978 (set_extra_library_path(): New.
2979 * plugin.h (Plugin_manager): Add set_extra_library_path and
2982 2010-06-19 Cary Coutant <ccoutant@google.com>
2984 * layout.cc (gdb_sections): Add .debug_types.
2985 (lines_only_debug_sections): Likewise.
2987 2010-06-18 Rafael Espindola <espindola@google.com>
2989 * plugin.cc (add_input_file,add_input_library)
2990 (Plugin_manager::add_input_file): Make filename arguments const.
2991 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2994 2010-06-16 Doug Kwan <dougkwan@google.com>
2996 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2997 .ARM.attributes section if we have not merged any input
2998 attributes sections.
3000 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3002 * arm.cc: Allow combining objects with no EABI version
3005 2010-06-15 Rafael Espindola <espindola@google.com>
3007 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3009 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3011 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3012 (struct iovec): Correct !HAVE_READV definition.
3014 2010-06-10 Cary Coutant <ccoutant@google.com>
3016 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3017 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3019 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3022 * symtab.h (Symbol::is_placeholder): New member function.
3023 * target-reloc.h (relocate_section): Check for placeholder symbols.
3025 * testsuite/Makefile.am (plugin_test_8): New test.
3026 (plugin_test_9): New test.
3027 * testsuite/Makefile.in: Regenerate.
3029 2010-06-09 Nick Clifton <nickc@redhat.com>
3031 * yyscript.y (input_list_element): Allow strings prefixed with
3032 the '-' character. Treat these as libraries.
3033 * script.cc (script_add_library): New function. Adds a library
3034 specified by "-l<name>" found in an input script.
3035 * script-c.h: Add prototype for script_add_library.
3037 2010-06-07 Doug Kwan <dougkwan@google.com>
3039 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3040 Restrict stub-group size to be within long conditional branch
3041 range when working around cortex-A8 erratum.
3043 2010-06-07 Damien Diederen <dd@crosstwine.com>
3045 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3048 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3052 (Output_section::Input_section_sort_entry::compare_section_ordering):
3053 Change to return non-zero correctly.
3054 (Output_section::Input_section_sort_section_order_index_compare
3055 ::operator()): Change to fix ambiguity in comparisons.
3057 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3059 * gold.h (is_wildcard_string): New function.
3060 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3061 (Layout::layout_eh_frame): Ditto.
3062 (Layout::find_section_order_index): New method.
3063 (Layout::read_layout_from_file): New method.
3064 * layout.h (Layout::find_section_order_index): New method.
3065 (Layout::read_layout_from_file): New method.
3066 (Layout::input_section_position_): New private member.
3067 (Layout::input_section_glob_): New private member.
3068 * main.cc (main): Call read_layout_from_file here.
3069 * options.h (--section-ordering-file): New option.
3070 * output.cc (Output_section::input_section_order_specified_): New
3072 (Output_section::Output_section): Initialize new member.
3073 (Output_section::add_input_section): Add new parameter.
3074 Keep input sections when --section-ordering-file is used.
3075 (Output_section::set_final_data_size): Sort input sections when
3076 section ordering file is specified.
3077 (Output_section::Input_section_sort_entry): Add new parameter.
3079 (Output_section::Input_section_sort_entry::compare_section_ordering):
3081 (Output_section::Input_section_sort_compare::operator()): Change to
3082 consider section_order_index.
3083 (Output_section::Input_section_sort_init_fini_compare::operator()):
3084 Change to consider section_order_index.
3085 (Output_section::Input_section_sort_section_order_index_compare
3086 ::operator()): New method.
3087 (Output_section::sort_attached_input_sections): Change to sort
3088 according to section order when specified.
3089 (Output_section::add_input_section<32, true>): Add new parameter.
3090 (Output_section::add_input_section<64, true>): Add new parameter.
3091 (Output_section::add_input_section<32, false>): Add new parameter.
3092 (Output_section::add_input_section<64, false>): Add new parameter.
3093 * output.h (Output_section::add_input_section): Add new parameter.
3094 (Output_section::input_section_order_specified): New
3096 (Output_section::set_input_section_order_specified): New method.
3097 (Input_section::Input_section): Initialize section_order_index_.
3098 (Input_section::section_order_index): New method.
3099 (Input_section::set_section_order_index): New method.
3100 (Input_section::section_order_index_): New member.
3101 (Input_section::Input_section_sort_section_order_index_compare): New
3103 (Output_section::input_section_order_specified_): New member.
3104 * script-sections.cc (is_wildcard_string): Delete and move modified
3106 (Output_section_element_input::Output_section_element_input): Modify
3107 call to is_wildcard_string.
3108 (Output_section_element_input::Input_section_pattern
3109 ::Input_section_pattern): Ditto.
3110 (Output_section_element_input::Output_section_element_input): Ditto.
3111 * testsuite/Makefile.am (final_layout): New test case.
3112 * testsuite/Makefile.in: Regenerate.
3113 * testsuite/final_layout.cc: New file.
3114 * testsuite/final_layout.sh: New file.
3116 2010-06-01 Rafael Espindola <espindola@google.com>
3118 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3120 2010-06-01 Rafael Espindola <espindola@google.com>
3122 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3123 visibility of symbols.
3125 2010-05-27 Doug Kwan <dougkwan@google.com>
3127 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3128 from start of output section instead of address for a local symbol
3129 in a merged or relaxed section when doing a relocatable link.
3131 2010-05-26 Rafael Espindola <espindola@google.com>
3134 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3135 adding sections the garbage collector removed.
3136 * gold/testsuite/Makefile.am: Add test.
3137 * gold/testsuite/Makefile.in: Regenerate.
3138 * gold/testsuite/plugin_test_7.sh: New.
3139 * gold/testsuite/plugin_test_7_1.c: New.
3140 * gold/testsuite/plugin_test_7_2.c: New.
3142 2010-05-26 Rafael Espindola <espindola@google.com>
3144 * script-sections.cc (Output_section_definition::set_section_addresses):
3145 Check for --section-start.
3147 2010-05-26 Doug Kwan <dougkwan@google.com>
3149 * arm.cc (Arm_scan_relocatable_relocs): New class.
3150 (Target_arm::relocate_special_relocatable): New method.
3151 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3152 (Arm_relocate_functions::thumb_branch_common): Same.
3153 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3154 instead of Default_scan_relocatable_relocs.
3155 * target-reloc.h (relocate_for_relocatable): Let target handle
3156 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3157 * target.h (Sized_target::relocate_special_relocatable): New method.
3159 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3161 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3163 2010-05-23 Doug Kwan <dougkwan@google.com>
3165 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3167 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3168 with a direct branch, not a conditional branch, to a stub.
3169 * merge.cc (Output_merge_base::record_input_section): New method
3171 (Output_merge_data::do_add_input_section): Record input section if
3172 keeps-input-sections flag is set.
3173 (Output_merge_string::do_add_input_section): Ditto.
3174 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3175 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3177 (Output_merge_base::keeps_input_sections,
3178 Output_merge_base::set_keeps_input_sections,
3179 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3181 (Output_merge_base::Input_sections): New type declaration.
3182 (Output_merge_base::input_sections_begin,
3183 Output_merge_base::input_sections_end,
3184 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3185 (Output_merge_base::bool keeps_input_sections_,
3186 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3187 Output_merge_base::input_sections_): New data members.
3188 (Output_merge_data::do_set_keeps_input_sections): New method
3190 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3191 * output.cc (Output_section::Input_section::relobj): Move method
3192 defintion from class declaration to here and handle merge sections.
3193 (Output_section::Input_section::shndx): Ditto.
3194 (Output_section::Output_section): Remove initializations of removed
3195 data members and initialize new data member LOOKUP_MAPS_.
3196 (Output_section::add_input_section): Set keeps-input-sections flag
3197 for a newly created merge output section as appropriate. Adjust code
3198 to use Output_section_lookup_maps class.
3199 (Output_section::add_relaxed_input_section): Adjst code for lookup
3200 maps code refactoring.
3201 (Output_section::add_merge_input_section): Add a new parameter
3202 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3203 class. If adding input section to a newly created merge output
3204 section fails, remove the new merge section.
3205 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3206 Adjust code for use of the Output_section_lookup_maps class.
3207 (Output_section::find_merge_section): Ditto.
3208 (Output_section::build_lookup_maps): New method defintion.
3209 (Output_section::find_relaxed_input_section): Adjust code to use
3210 Output_section_lookup_maps class.
3211 (Output_section::get_input_sections): Export merge sections. Adjust
3212 code to use Output_section_lookup_maps class.
3213 (Output_section:::add_script_input_section): Adjust code to use
3214 Output_section_lookup_maps class. Update lookup maps for merge
3216 (Output_section::discard_states): Use Output_section_lookup_maps.
3217 (Output_section::restore_states): Same.
3218 * output.h (Merge_section_properties): Move class defintion out of
3220 (Output_section_lookup_maps): New class.
3221 (Output_section::Input_section::is_merge_section): New method
3223 (Output_section::Input_section::relobj): Move defintion out of class
3224 defintion. Declare method only.
3225 (Output_section::Input_section::shndx): Ditto.
3226 (Output_section::Input_section::output_merge_base): New method defintion.
3227 (Output_section::Input_section::u2_.pomb): New union field.
3228 (Output_section::Merge_section_by_properties_map,
3229 Output_section::Output_section_data_by_input_section_map,
3230 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3232 (Output_section::add_merge_input_section): Add new parameter
3233 KEEPS_INPUT_SECTIONS.
3234 (Output_section::build_lookup_maps): New method declaration.
3235 (Output_section::merge_section_map_,
3236 Output_section::merge_section_by_properties_map_,
3237 Output_section::relaxed_input_section_map_,
3238 Output_section::is_relaxed_input_section_map_valid_): Remove data
3240 (Output_section::lookup_maps_): New data member.
3242 2010-05-21 Doug Kwan <dougkwan@google.com>
3245 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3246 avoid a compilation error.
3248 2010-05-19 Rafael Espindola <espindola@google.com>
3250 * script-sections.cc (Output_section_definition::allocate_to_segment):
3251 Update the phdrs_list even when the output section is NULL.
3252 * testsuite/Makefile.am: Add test.
3253 * testsuite/Makefile.in: Regenerate.
3254 * testsuite/script_test_9.cc: New.
3255 * testsuite/script_test_9.sh: New.
3256 * testsuite/script_test_9.t: New.
3258 2010-05-19 Doug Kwan <dougkwan@google.com>
3260 * arm.cc (Arm_input_section::original_size): New method.
3261 (Arm_input_section::do_addralign): Add a cast.
3262 (Arm_input_section::do_output_offset): Remove static cast.
3263 (Arm_input_section::original_addralign,
3264 Arm_input_section::original_size_): Change type to uint32_t.
3265 (Arm_input_section::init): Add safe casts for section alignment
3267 (Arm_input_section::set_final_data_size): Do not set address and
3268 offset of stub table.
3269 (Arm_output_section::fix_exidx_coverage): Change use of of
3270 Output_section::Simple_input_section to that of
3271 Output_section::Input_section.
3272 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3273 except for the first pass.
3274 * output.cc (Output_section::get_input_sections): Change type of
3275 input_sections to std::list<Input_section>.
3276 (Output_section::add_script_input_section): Rename from
3277 Output_section::add_simple_input_section. Change type of SIS
3278 parameter from Simple_input_section to Input_section.
3279 * output.h (Output_section::Simple_input_section): Remove class.
3280 (Output_section::Input_section): Change class visibility to public.
3281 (Output_section::Input_section::addralign): Use stored alignments
3282 for special input sections if set.
3283 (Output_section::Input_section::set_addralign): New method.
3284 (Output_section::get_input_sections): Change parameter type from
3285 list of Simple_input_section to list of Input_section.
3286 (Output_section::add_script_input_section): Rename from
3287 Output_section::add_simple_input_section. Change first parameter's
3288 type from Simple_input_section to Input_section and remove the
3289 second and third parameters.
3290 * script-sections.cc (Input_section::Input_section_list): Change
3291 type to list of Output_section::Input_section/
3292 (Input_section_info::Input_section_info): Change parameter type of
3293 INPUT_SECTION to Output_section::Input_section.
3294 (Input_section_info::input_section): Change return type.
3295 (Input_section_info::input_section_): Change type to
3296 Output_section::Input_section.
3297 (Output_section_element_input::set_section_addresses): Adjust code
3298 to use Output_section::Input_section instead of
3299 Output_section::Simple_input_section. Adjust code for renaming
3300 of Output_section::add_simple_input_section.
3301 (Orphan_output_section::set_section_addresses): Ditto.
3303 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3305 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3306 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3308 2010-05-18 Rafael Espindola <espindola@google.com>
3310 * options.cc (General_options::finalize): Handle -nostdlib.
3311 * options.h (nostdlib): New option.
3312 * script.cc (script_add_search_dir): Handle -nostdlib.
3314 2010-05-12 Doug Kwan <dougkwan@google.com>
3316 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3317 attributes section only if there no attributes section after merging.
3318 (Target_arm::merge_object_attributes): Move value of
3319 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3320 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3321 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3322 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3323 and arm_attr_merge_7.stdout.
3324 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3325 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3326 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3327 arm_attr_merge_7b.o): New rules.
3328 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3330 * testsuite/Makefile.in: Regenerate.
3331 * testsuite/arm_attr_merge.sh: New file.
3332 * testsuite/arm_attr_merge_[67][ab].s: Same.
3334 2010-05-05 Nick Clifton <nickc@redhat.com>
3336 * po/es.po: Updated Spanish translation.
3338 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3340 * Makefile.am (install-exec-local): Properly install gold as
3341 default cross linker.
3342 * Makefile.in: Regenerated.
3344 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3345 Nick Clifton <nickc@redhat.com>
3347 * configure.ac (install_as_default): Define and set to false
3348 unless --enable-gold or --enable-gold=both/gold has been
3350 * configure: Regenerate.
3352 * Makefile.am (install-exec-local): Install the executable as
3353 'ld.gold'. If install_as_default is true then also install it as
3355 * Makefile.in: Regenerated.
3357 2010-04-24 Ian Lance Taylor <iant@google.com>
3359 * layout.cc (Layout::layout_reloc): In relocatable link don't
3360 combine reloc sections for grouped sections.
3362 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3364 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3365 sections that are not ordinary to icf.
3366 * icf.cc (get_section_contents): Handle relocation pointing to section
3367 with no object or shndx information.
3368 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3369 * testsuite/Makefile.in: Regenerate.
3370 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3371 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3373 2010-04-22 Ian Lance Taylor <iant@google.com>
3375 * expression.cc (Expression::Expression_eval_info): Add
3376 result_alignment_pointer field.
3377 (Expression::eval_with_dot): Add result_alignment_pointer
3378 parameter. Change all callers.
3379 (Expression::eval_maybe_dot): Likewise.
3380 (class Binary_expression): Add alignment_pointer parameter to
3381 left_value and right_value. Change all callers.
3382 (BINARY_EXPRESSION): Set result alignment.
3383 (class Trinary_expression): Add alignment_pointer parameter to
3384 arg2_value and arg3_value. Change all callers.
3385 (Trinary_cond::value): Set result alignment.
3386 (Max_expression::value, Min_expression::value): Likewise.
3387 (Align_expression::value): Likewise.
3388 * script-sections.cc (class Sections_element): Add dot_alignment
3389 parameter to set_section_addresses virtual function. Update
3391 (class Output_section_element): Likewise.
3392 (Script_sections::create_segments): Add dot_alignment parameter.
3394 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3395 (Script_sections::set_phdrs_clause_addresses): Likewise.
3396 * script-sections.h: Update declarations.
3397 * script.h: Update declarations.
3398 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3400 * testsuite/script_test_3.t: Set large alignment.
3401 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3402 segment has expected alignment.
3404 2010-04-22 Nick Clifton <nickc@redhat.com>
3406 * po/gold.pot: Updated by the Translation project.
3407 * po/vi.po: Updated Vietnamese translation.
3409 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3411 * testsuite/Makefile.am (check_PROGRAMS): Add
3412 icf_virtual_function_folding_test.
3413 * testsuite/Makefile.in: Regenerated.
3415 2010-04-15 Andrew Haley <aph@redhat.com>
3417 * options.h (merge_exidx_entries): New option.
3418 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3419 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3420 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3421 (Target_arm::merge_exidx_entries): New function.
3422 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3423 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3424 to Arm_exidx_fixup constructor.
3425 Add new arg, merge_exidx_entries.
3426 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3427 Arm_output_section::fix_exidx_coverage.
3429 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3431 * icf.cc (get_section_contents): Check for preemptible functions.
3432 Ignore addend when appropriate.
3433 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3435 (add_from_relobj): Check for section folded.
3436 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3437 * symtab.h (should_add_dynsym_entry): Add new parameter.
3438 * target-reloc.h (scan_relocs): Check for section folded.
3439 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3440 Check reloc types for function pointers in shared objects.
3441 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3443 (icf_preemptible_functions_test): New test case.
3444 (icf_string_merge_test): New test case.
3445 * testsuite.Makefile.in: Regenerate.
3446 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3447 bar_glob. Refactor code.
3448 * testsuite/icf_preemptible_functions_test.cc: New file.
3449 * testsuite/icf_preemptible_functions_test.sh: New file.
3450 * testsuite/icf_string_merge_test.cc: New file.
3451 * testsuite/icf_string_merge_test.sh: New file.
3452 * testsuite/icf_virtual_function_folding_test.cc: New file.
3453 * testsuite/icf_virtual_function_folding_test.sh: New file.
3455 2010-04-14 Doug Kwan <dougkwan@google.com>
3457 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3458 for local symbol recounting if we remove a section due to ICF.
3459 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3460 there are no regular objects in input.
3462 2010-04-13 Doug Kwan <dougkwan@google.com>
3464 * arm.cc (Arm_input_section::set_final_data_size): Compute
3465 accurate final data size instead of using current data size.
3467 2010-04-09 Doug Kwan <dougkwan@google.com>
3469 * layout.cc (Layout::choose_output_section): Handle script section
3471 (Layout::make_output_section_for_script): Add section type parameter.
3472 Handle script section types.
3473 * layout.h (Layout::make_output_section_for_script): Add section
3475 * output.cc (Output_section::Output_section): Initialize data member
3477 (Output_section::do_reset_address_and_file_offset): Do not set address
3478 to 0 if section is a NOLOAD section.
3479 * output.h (Output_section::is_noload): New method.
3480 (Output_section::set_is_noload): Ditto.
3481 (Output_section::is_noload_): New data member.
3482 * script-c.h (Script_section_type): New enum type.
3483 (struct Parser_output_section_header): Add new file section_type.
3484 * script-sections.cc (Sections_element::output_section_name): Add
3485 parameter for returning script section type.
3486 (Output_section_definition::output_section_name): Ditto.
3487 (Output_section_definition::section_type)P; New method.
3488 (Output_section_definiton::script_section_type_name): Ditto.
3489 (Output_section_definition::script_section_type_): New data member.
3490 (Output_section_definition::Output_section_definition): Initialize
3491 data member Output_section_definition::script_section_type_.
3492 (Output_section_definition::create_sections): Pass script section type
3493 to Layout::make_output_section_for_script.
3494 (Output_section_definition::output_section_name): Return script
3495 section type to caller.
3496 (Output_section_definition::set_section_address): Do not advance
3497 dot value and load address if section type is NOLOAD. Set address
3498 of NOLOAD sections regardless of section flags.
3499 (Output_section_definition::print): Print section type if it is
3500 not SCRIPT_SECTION_TYPE_NONE.
3501 (Output_section_definition::section_type): New method.
3502 (Output_section_definition::script_section_type_name): Ditto.
3503 (Script_sections::output_section_name): Add new parameter
3504 PSECTION_TYPE for returning script section type. Pass it to
3505 section elements. Handle discard sections.
3506 (Sort_output_sections::operator()): Handle NOLOAD sections.
3507 * script-sections.h (Script_sections::Section_type): New enum type.
3508 (Script_sections::output_section_name): Add a new parameter for
3509 returning script section type.
3510 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3512 * yyscript.y (union): Add new field SECTION_TYPE.
3513 (COPY, DSECT, INFO, NOLOAD): New tokens.
3514 (opt_address_and_section_type): Change type to output_section_header.
3515 (section_type): New non-terminal
3516 (section_header): Handle section type.
3517 (opt_address_and_section_type): Return section type value.
3519 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3521 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3522 * testsuite/plugin_common_test_2.c (foo): Likewise.
3524 2010-04-08 Doug Kwan <dougkwan@google.com>
3526 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3528 * output.cc (Output_section::add_merge_input_section): Simplify
3529 code and return status of Output_merge_base::add_input_section.
3530 Update merge section map only if Output_merge_base::add_input_section
3533 2010-04-07 Doug Kwan <dougkwan@google.com>
3535 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3536 if section is marked as containing instructions but has no mapping
3538 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3539 correct section index.
3540 (Arm_relobj::find_linked_text_section): Ditto.
3542 2010-04-07 Cary Coutant <ccoutant@google.com>
3544 * archive.cc (include_member): Destroy Read_symbols_data object before
3546 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3547 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3548 (Read_symbols_data::~Read_symbols_data) New destructor.
3549 (Section_relocs::Section_relocs) New constructor.
3550 (Section_relocs::~Section_relocs) New destructor.
3551 (Read_relocs_data::Read_relocs_data) New constructor.
3552 (Read_relocs_data::~Read_relocs_data) New destructor.
3553 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3554 pointers to NULL after deleting.
3556 2010-04-07 Doug Kwan <dougkwan@google.com>
3558 * arm.cc: Replace "endianity" with "endianness" in comments.
3559 (Arm_exidx_cantunwind): Ditto.
3560 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3561 (Arm_relobj::merge_flags_and_attributes): New method.
3562 (Arm_relobj::merge_flags_and_attributes_): New data member.
3563 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3564 (Arm_relobj::scan_sections_for_stubs): Ditto.
3565 (Arm_relobj::do_read_symbols): Check to see if we really want to
3566 merge processor-specific flags and attributes. Exit early if
3567 an object is empty except for section names and the undefined symbol.
3568 (Target_arm::do_finalize_sections): Move check for ELF format to
3569 Arm_relobj::do_read_symbols. Merge processor specific flags and
3570 attributes from a regular object only when we have determined that
3571 it is aapropriate. Do not create an .ARM.attributes section in
3572 output if there is no regular input object.
3573 (Target_arm::merge_processor_specific_flags): Check
3574 --warn-mismatch before printing any error.
3575 (Target_arm::merge_object_attributes): Ditto.
3576 * gold.cc (queue_middle_tasks): Handle the case in which there is
3577 no regular object in input.
3578 * options.cc (General_options::parse_EB): New method.
3579 (General_options::parse_EL): Same.
3580 (General_options::General_options): Initialize endianness_.
3581 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3583 (General_options::Endianness): New enum.
3584 (General_options::endianness): New method.
3585 (General_options::endianness_): New data member.
3586 * parameters.cc (Parameters::set_options): Check target endianness.
3587 (Parameters::set_target_once): Ditto.
3588 (Parameters::check_target_endianness): New method.
3589 (parameters_force_valid_target): If either -EL or -EB is specified,
3590 use it to define endianness of default target.
3591 * parameters.h (Parameters::check_target_endianness): New method
3593 * target.h (class Target): Change "endianity" to "endianness"
3596 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3598 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3599 * configure: Regenerate.
3600 * Makefile.in: Regenerate.
3601 * testsuite/Makefile.in: Regenerate.
3603 2010-04-06 Cary Coutant <ccoutant@google.com>
3606 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3607 prevailing definitions of common symbols.
3608 * testsuite/plugin_test_6.sh: New test case.
3609 * testsuite/plugin_common_test_1.c: New test case.
3610 * testsuite/plugin_common_test_2.c: New test case.
3611 * testsuite/Makefile.am (plugin_test_6): New test case.
3612 * testsuite/Makefile.in: Regenerate.
3614 2010-04-06 Nick Clifton <nickc@redhat.com>
3616 * po/vi.po: New Vietnamese translation.
3618 2010-03-30 Doug Kwan <dougkwan@google.com>
3620 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3622 2010-03-25 Doug Kwan <dougkwan@google.com>
3624 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3625 to avoid a conversion warning on a 32-bit host.
3627 2010-03-24 Ian Lance Taylor <iant@google.com>
3629 * testsuite/script_test_3.t: Add a TLS segment.
3630 * testsuite/Makefile.am (check_PROGRAMS): Add
3631 tls_phdrs_script_test.
3632 (tls_phdrs_script_test_SOURCES): Define.
3633 (tls_phdrs_script_test_DEPENDENCIES): Define.
3634 (tls_phdrs_script_test_LDFLAGS): Define.
3635 (tls_phdrs_script_test_LDADD): Define.
3636 * testsuite/Makefile.in: Rebuild.
3638 2010-03-23 Cary Coutant <ccoutant@google.com>
3640 * fileread.cc (find_or_make_view): Fix comment.
3642 2010-03-23 Ian Lance Taylor <iant@google.com>
3644 * script-sections.cc (class Orphan_section_placement): Define
3645 PLACE_TLS and PLACE_TLS_BSS.
3646 (Orphan_section_placement::Orphan_section_placement): Initialize
3648 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3649 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3650 (tls_script_test_SOURCES): Define.
3651 (tls_script_test_DEPENDENCIES): Define.
3652 (tls_script_test_LDFLAGS): Define.
3653 (tls_script_test_LDADD): Define.
3654 * testsuite/Makefile.in: Rebuild.
3656 2010-03-22 Doug Kwan <dougkwan@google.com>
3658 * arm.cc (Arm_relocate_functions::abs8,
3659 Arm_relocate_functions::abs16): Use correct check for overflow
3660 specified in the ARM ELF specs.
3661 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3662 target of a BLX instruction specially.
3663 (Reloc_stub::stub_type_for_reloc): Ditto.
3664 (Relocate::relocate): Use symbolic names instead of numeric relocation
3665 codes to report error.
3666 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3668 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3669 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3670 thumb2_blx_out_of_range.stdout
3671 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3672 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3673 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3674 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3675 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3676 thumb2_blx_in_range, thumb2_blx_in_range.o,
3677 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3678 thumb2_blx_out_of_range.o): New rules.
3679 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3680 thumb2_blx_in_range and thumb2_blx_out_of_range.
3681 * testsuite/Makefile.in: Regenerate.
3682 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3683 * testsuite/thumb_blx_in_range.s: New file.
3684 * testsuite/thumb_blx_out_of_range.s: New file.
3686 2010-03-22 Rafael Espindola <espindola@google.com>
3688 * archive.cc (Should_include): Move to archive.h.
3689 (should_include_member): Make it a member of Archive.
3691 (Add_lib_group_symbols): New.
3692 * archive.h: Include options.h.
3693 (Archive_member): Moved from Archive.
3694 (Should_include): Moved from archive.cc.
3696 (Add_lib_group_symbols): New.
3697 * dynobj.cc (do_should_include_member): New.
3698 * dynobj.h (do_should_include_member): New.
3699 * gold.cc (queue_initial_tasks): Update call to queue.
3700 * main.cc (main): Print lib group stats.
3701 * object.cc (do_should_include_member): New.
3702 * object.h: Include archive.h.
3703 (Object::should_include_member): New.
3704 (Object::do_should_include_member): New.
3705 (Sized_relobj::do_should_include_member): New.
3706 * options.cc (General_options::parse_start_lib): New.
3707 (General_options::parse_end_lib): New.
3708 (Input_arguments::add_file): Handle lib groups.
3709 (Input_arguments::start_group): Check we are not in a lib.
3710 (Input_arguments::start_lib): New.
3711 (Input_arguments::end_lib): New.
3712 * options.h (General_options): Add start_lib and end_lib.
3713 (Input_argument::lib_): New.
3714 (Input_argument::lib): New.
3715 (Input_argument::is_lib): New.
3716 (Input_file_lib): New.
3717 (Input_arguments::in_lib_): New.
3718 (Input_arguments::in_lib): New.
3719 (Input_arguments::start_lib): New.
3720 (Input_arguments::end_lib_): New.
3721 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3722 in unused members as preempted.
3723 (Sized_pluginobj::do_should_include_member): New.
3724 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3725 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3727 (Read_symbols::do_whole_lib_group): New.
3728 (Read_symbols::do_lib_group): New.
3729 (Read_symbols::do_read_symbols): Handle lib groups.
3730 (Read_symbols::get_name): Handle lib groups.
3731 * readsyms.h (Read_symbols): Add an archive member pointer.
3732 (Read_symbols::do_whole_lib_group): New.
3733 (Read_symbols::do_lib_group): New.
3734 (Read_symbols::member_): New.
3735 * script.cc (read_input_script): Update call to queue_soon.
3737 2010-03-19 Doug Kwan <dougkwan@google.com>
3739 * arm.cc (Stub_table::Stub_table): Initialize new data members
3740 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3741 (Stub_table::add_reloc_stub): Assign stub offset and update
3742 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3743 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3745 (Stub_table::update_data_size_and_addralign): Use
3746 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3747 instead of going over all reloc stubs.
3748 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3749 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3750 Stringpool_template::offset_ to size of Stringpool_char.
3751 (Stringpool_template::new_key_offset): Remove code to initialize
3752 Stringpool_template::offset_.
3753 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3754 Stringpool_template::offset_ to zero.
3756 2010-03-15 Doug Kwan <dougkwan@google.com>
3758 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3760 (Stringpool_template::new_key_offset): New method.
3761 (Stringpool_template::add_string): Assign offsets when adding new
3763 (Stringpool_template::set_string_offsets): Do not set string offsets
3764 when not optimizing.
3765 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3767 (Chunked_vector::clear): Clear size_.
3768 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3769 (Chunked_vector::size): Return size_.
3770 (Chunked_vector::push_back): Use size_ to find insert position.
3771 (Chunked_vector::size_): New data member.
3772 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3773 (Stringpool_template::new_key_offset): New method declaration.
3774 (Stringpool_template::offset_): New data member.
3776 2010-03-15 Rafael Espindola <espindola@google.com>
3778 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3779 Add_symbols' constructor.
3780 * readsyms.h (Add_symbols): Remove the input_group member.
3782 2010-03-10 Ian Lance Taylor <iant@google.com>
3784 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3785 target to ask whether a reference to a symbol requires a stack
3787 * target.h (Target::is_call_to_non_split): New function.
3788 (Target::do_is_call_to_non_split): Declare virtual function.
3789 * target.cc: Include "symtab.h".
3790 (Target::do_is_call_to_non_split): New function.
3791 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3793 2010-03-10 Cary Coutant <ccoutant@google.com>
3795 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3796 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3797 (File_read::open[2]): Add whole_file_view_ to list of views.
3798 (File_read::make_view): Remove test of whole_file_view_.
3799 (File_read::find_or_make_view): Create whole_file_view_ if
3801 (File_read::clear_views): Replace bool parameter with enum;
3802 adjust all callers. Don't delete views with permanent data;
3803 do delete cached views and views from archives if
3804 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3805 if clearing the corresponding view.
3806 * fileread.h (File_read::Clear_views_mode): New enum.
3807 (File_read::View::is_permanent_view): New method.
3808 (File_read::clear_views): Replace bool parameter
3809 with enum; adjust all callers.
3810 * options.h (General_options): Change keep_files_mapped option;
3811 add map_whole_files.
3812 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3814 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3817 2010-03-10 David S. Miller <davem@davemloft.net>
3819 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3821 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3823 * icf.cc (get_section_contents): Add '@' marker after processing the
3826 2010-03-08 Doug Kwan <dougkwan@google.com>
3828 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3829 due to a conversion warning.
3830 (Arm_relobj::update_output_local_symbol_count): Check for local
3831 symbol with unset output index.
3833 2010-03-05 Ian Lance Taylor <iant@google.com>
3835 * options.h (class General_options): Add --spare-dynamic-tags.
3836 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3837 --spare-dynamic-tags.
3839 2010-03-05 Ian Lance Taylor <iant@google.com>
3841 * incremental.cc: Include "libiberty.h".
3843 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3845 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3846 function, is_info_ member.
3847 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3848 (Versions::Versions): Update caller.
3849 (Versions::define_base_version): Likewise.
3850 (Versions::add_def): Likewise.
3852 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3854 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3855 (Scan::possible_function_pointer_reloc): New function.
3856 (Scan::local_reloc_may_be_function_pointer): Change to call
3857 possible_function_pointer_reloc.
3858 (Scan::global_reloc_may_be_function_pointer): Ditto.
3859 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3860 relocations in ".data.rel.ro._ZTV" section.
3861 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3862 * testsuite/icf_safe_so_test.cc: Ditto.
3863 * testsuite/icf_safe_test.cc: Ditto.
3864 * testsuite/icf_safe_test.sh: Ditto.
3866 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3867 Ian Lance Taylor <iant@google.com>
3869 * target-reloc.h (relocate_section): Check the symbol table index
3870 for -1U before setting the local symbol index.
3871 (scan_relocatable_relocs): If copying the relocation, record that
3872 the local symbol is required.
3873 * object.h (Symbol_value::is_output_symtab_index_set): New
3875 (Symbol_value::may_be_discarded_from_output_symtab): New
3877 (Symbol_value::has_output_symtab_entry): New function.
3878 (Symbol_value::needs_output_symtab_entry): Remove.
3879 (Symbol_value::output_symtab_index): Make sure the symbol index is
3881 (Symbol_value::set_output_symtab_index): Make sure the symbol
3882 index is not set. Make sure the new index is valid.
3883 (Symbol_value::set_must_have_output_symtab_entry): New function.
3884 (Symbol_value::has_output_dynsym_entry): New function.
3885 (Symbol_value::set_output_dynsym_index): Make sure the new index
3887 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3888 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3889 local symbol if permitted.
3890 (Sized_relobj::do_finalize_local_symbols): Call
3891 is_output_symtab_index_set rather than needs_output_symtab_entry.
3892 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3893 rather than needs_output_symtab_entry. Call
3894 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3895 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3896 is_output_symtab_index_set rather than needs_output_symtab_entry.
3897 * testsuite/discard_locals_relocatable_test.c: New file.
3898 * testsuite/discard_locals_test.sh: Test -r.
3899 * testsuite/Makefile.am (check_DATA): Add
3900 discard_locals_relocatable_test1.syms,
3901 discard_local_relocatable_test2.syms.
3902 (MOSTLYCLEANFILES): Likewise. Also add
3903 discard_locals_relocatable_test1.lout and
3904 discard_locals_relocatable_test2.out.
3905 (discard_locals_relocatable_test1.syms): New target.
3906 (discard_locals_relocatable_test.o): New target.
3907 (discard_locals_relocatable_test1.out): New target.
3908 (discard_locals_relocatable_test2.syms): New target.
3909 (discard_locals_relocatable_test2.out): New target.
3910 (various): Add missing ../ld-new dependencies.
3911 * testsuite/Makefile.in: Rebuild.
3913 2010-03-03 Nick Clifton <nickc@redhat.com>
3915 * po/fi.po: New Finnish translation.
3917 2010-03-01 Doug Kwan <dougkwan@google.com>
3919 * layout.cc (Layout::Layout): Force section types of .init_array*,
3920 .preinit_array* and .fini_array* sections.
3921 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3922 Fix check of return value of std::string::find.().
3923 (Output_section::Input_section_sort_compare::operator()): Remove
3924 comment about .init_array.
3925 (Output_section::Input_section_sort_init_fini_compare::operator()):
3927 (Output_section::sort_attached_input_sections): Handle .init_array
3928 and .fini_array specially.
3929 * output.h (Output_section::Inut_section_sort_compare): Update
3931 (Output_section::Input_section_sort_init_fini_compare): New struct.
3933 2010-02-26 Doug Kwan <dougkwan@google.com>
3935 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3936 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3937 * testsuite/debug_msg.sh: Avoid matching source line number for
3938 use of global variable undef_int.
3940 2010-02-26 Doug Kwan <dougkwan@google.com>
3942 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3943 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3944 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3945 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3946 * options.cc (General_options::General_options): Initialize member
3948 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3949 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3950 and rm_no_fix_v4bx.stdout
3951 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3952 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3953 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3954 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3955 and arm_no_fix_v4bx.
3956 * Makefile.in: Regenerate.
3957 * testsuite/arm_fix_v4bx.s: New file.
3958 * testsuite/arm_fix_v4bx.sh: Ditto.
3960 2010-02-24 Doug Kwan <dougkwan@google.com>
3962 * arm.cc (Target_arm::got_section): Make the .got section the first
3963 non RELRO section in the data segment.
3964 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3965 suffixes of section names.
3967 2010-02-24 Doug Kwan <dougkwan@google.com>
3969 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3970 flags and attributes merging if an input file is a binary file.
3971 * fileread.cc (Input_file::open): Record format of original file.
3972 * fileread.h (Input_file::Format): New enum type.
3973 (Input_file::Input_file): Initialize data member format_.
3974 (Input_file::format): New method definition.
3975 (Input_file::format_):: New data member.
3977 2010-02-24 Doug Kwan <dougkwan@google.com>
3979 * arm.cc (Arm_output_data_got): New class.
3980 (ARM_TCB_SIZE): New constant
3981 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3982 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3983 If user uses a script with a SECTIONS clause, issue only a warning
3984 for a misplaced EXIDX input section. Otherwise, issue an error.
3985 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3987 (Target_arm::got_mode_index_entry): Handle static linking.
3988 (Target_arm::Scan::local): Ditto.
3989 (Target_arm::Scan::global): Ditto.
3990 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3991 all incorrectly implemented relocations.
3992 (Target_arm::fix_exidx_coverage): Pass layout to
3993 Arm_output_section::fix_exidx_coverage.
3994 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3995 from ".ARM.exidx." and ".ARM.extab.".
3997 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3999 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4000 section if it does not already exist.
4001 * attributes.cc (Attributes_section_data::Attributes_section_data):
4002 Don't crash if size is zero.
4004 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4005 Ian Lance Taylor <iant@google.com>
4007 * gold.cc (queue_middle_tasks): If no input files were opened,
4009 * workqueue.h (Task_function::Task_function): Assert that there is
4012 2010-02-22 Doug Kwan <dougkwan@google.com>
4014 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4015 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4016 types to avoid warnings due to different uint64_t implementations
4019 2010-02-21 Doug Kwan <dougkwan@google.com>
4021 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4022 handling of the maximum backward branch offset.
4023 (Arm_relocate_functions::thumb_branch_common): Ditto.
4024 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4025 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4026 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4027 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4028 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4029 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4030 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4031 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4032 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4033 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4034 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4035 thumb2_bl_out_of_range.o): New rules.
4036 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4037 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4038 thumb2_bl_out_of_range
4039 * testsuite/Makefile.in: Regenerate.
4040 * testsuite/arm_bl_in_range.s: New file.
4041 * testsuite/arm_bl_out_of_range.s: Ditto.
4042 * testsuite/arm_branch_in_range.sh: Ditto.
4043 * testsuite/arm_branch_range.t: Ditto.
4044 * testsuite/thumb2_branch_range.t: Ditto.
4045 * testsuite/thumb_bl_in_range.s: Ditto.
4046 * testsuite/thumb_bl_out_of_range.s: Ditto.
4047 * testsuite/thumb_branch_range.t: Ditto.
4049 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4051 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4052 Add reloc offset information.
4053 * icf.cc (get_section_contents): Change iterators to point to the new
4054 vectors. Add reloc offset information to the contents.
4055 * icf.h (Icf::Sections_reachable_info): New typedef.
4056 (Icf::Sections_reachable_list): New typedef.
4057 (Icf::Offset_info): New typedef.
4058 (Icf::Reloc_info): New struct typedef.
4059 (Icf::Reloc_info_list): New typedef.
4060 (Icf::symbol_reloc_list): Delete method.
4061 (Icf::addend_reloc_list): Delete method.
4062 (Icf::section_reloc_list): Delete method.
4063 (Icf::reloc_info_list): New method.
4064 (Icf::reloc_info_list_): New member.
4066 2010-02-19 Doug Kwan <dougkwan@google.com>
4068 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4069 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4070 * arm.cc (Arm_relocation_functions): New forward declaration.
4071 (Target_arm::Target_arm): Initialize new data members
4072 got_mod_index_offset_ and tls_base_symbol_defined_.
4073 (Target_arm::Relocate::relocate_tls): New method.
4074 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4075 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4077 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4078 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4079 (Target_arm::got_mod_index_offset_,
4080 Target_arm::tls_base_symbol_defined_): New data members.
4081 (Target_arm::Scan::local, Target::Scan::global,
4082 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4085 2010-02-18 Doug Kwan <dougkwan@google.com>
4087 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4088 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4089 text section as a parameter becuase some broken tools may not set
4090 the link in section header.
4091 (Target_arm::has_got_section): New method.
4092 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4093 without any mapping symbol as data only. Remove warning.
4094 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4095 link in its section header, try to discover the link by inspecting the
4096 REL31 relocation at the beginning of the section.
4097 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4099 (Target_arm::Scan::global): Treat any reference to the symbol
4100 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4102 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4104 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4105 (Scan::global_reloc_may_be_function_pointer): New function.
4106 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4107 (Scan::global_reloc_may_be_function_pointer): New function.
4108 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4109 (Scan::global_reloc_may_be_function_pointer): New function.
4110 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4111 (Scan::global_reloc_may_be_function_pointer): New function.
4112 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4113 (Scan::global_reloc_may_be_function_pointer): New function.
4114 (Scan::possible_function_pointer_reloc): New function.
4115 (Target_x86_64::can_check_for_function_pointers): New function.
4116 * gc.h (gc_process_relocs): Scan relocation types to determine if
4117 function pointers were taken for targets that support it.
4118 * icf.cc (Icf::find_identical_sections): Include functions for
4119 folding in safe ICF whose pointer is not taken.
4120 * icf.h (Secn_fptr_taken_set): New typedef.
4121 (fptr_section_id_): New member.
4122 (section_has_function_pointers): New function.
4123 (set_section_has_function_pointers): New function.
4124 (check_section_for_function_pointers): New function.
4125 * options.h: Fix comment for safe ICF option.
4126 * target.h (can_check_for_function_pointers): New function.
4127 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4128 Modify icf_safe_test for X86-64.
4129 * testsuite/Makefile.in: Regenerate.
4130 * testsuite/icf_safe_so_test.cc: New file.
4131 * testsuite/icf_safe_so_test.sh: New file.
4132 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4133 (main): Change to take pointer to function kept_func_3.
4134 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4135 folding is done correctly for X86-64.
4137 2010-02-12 David S. Miller <davem@davemloft.net>
4139 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4140 is_symbolless parameter.
4141 (Output_reloc<SHT_REL>::is_symbolless): New.
4142 (Output_reloc<SHT_REL>::is_symbolless_): New.
4143 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4144 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4145 (Output_reloc<SHT_RELA>::is_symbolless): New.
4146 (Output_data_reloc::add_global): Handle is_symbolless.
4147 (Output_data_reloc::add_global_relative): Likewise.
4148 (Output_data_reloc::add_local): Likewise.
4149 (Output_data_reloc::add_local_relative): Likewise.
4150 (Output_data_reloc::add_symbolless_global_addend): New.
4151 (Output_data_reloc::add_symbolless_local_addend): New.
4152 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4154 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4155 instead of ->is_relative_
4156 (Output_reloc::write): Likewise.
4157 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4158 (Output_reloc::write_rel): Simplify.
4160 * sparc.cc (Target_sparc::Scan::local): Use
4161 ->add_symbolless_local_addend as needed.
4162 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4163 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4164 based upon relocation offset.
4166 2010-02-11 Doug Kwan <dougkwan@google.com>
4168 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4169 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4170 beginning of function.
4171 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4172 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4173 parameter is_32bit in calls to should_apply_static_reloc.
4174 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4175 (check_DATA): Add arm_abs_global.stdout.
4176 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4177 arm_abs_global.stdout): New rules.
4178 (MOSTLLYCLEANFILES): Add arm_abs_global
4179 * Makefile.in: Regenerate.
4180 * testsuite/arm_abs_global.s: New file.
4181 * testsuite/arm_abs_global.sh: Ditto.
4182 * testsuite/arm_abs_lib.s: Ditto.
4184 2010-02-11 Ian Lance Taylor <iant@google.com>
4186 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4188 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4189 Allocate_commons_task first.
4190 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4191 task, rather than symtab_lock_.
4192 (Gc_process_relocs::~Gc_process_relocs): New function.
4193 (Gc_process_relocs::is_runnable): Check this_blocker_.
4194 (Gc_process_relocs::locks): Use next_blocker_ rather than
4196 (Scan_relocs::~Scan_relocs): New function.
4197 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4199 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4201 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4202 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4203 constructor accordingly.
4204 (class Gc_process_relocs): Likewise.
4205 (class Scan_relocs): Likewise.
4206 * common.h (class Allocate_commons_task): Remove symtab_lock_
4207 field, and corresponding constructor parameter.
4208 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4210 (Allocate_commons_task::locks): Likewise.
4212 2010-02-11 Ian Lance Taylor <iant@google.com>
4214 * gold-threads.h (class Once): Define.
4215 (class Initialize_lock): Rewrite as child of Once.
4216 * gold-threads.cc (class Once_initialize): Define.
4217 (once_pointer_control): New static variable.
4218 (once_pointer, once_arg): New static variables.
4219 (c_run_once): New static function.
4220 (Once::Once, Once::run_once, Once::internal_run): New functions.
4221 (class Initialize_lock_once): Remove.
4222 (initialize_lock_control): Remove.
4223 (initialize_lock_pointer): Remove.
4224 (initialize_lock_once): Remove.
4225 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4226 (Initialize_lock::initialize): Rewrite.
4227 (Initialize_lock::do_run_once): New function.
4228 * archive.cc (Archive::interpret_header): Only clear name if it is
4230 * fileread.cc: Include "gold-threads.h"
4231 (file_counts_lock): New static variable.
4232 (file_counts_initialize_lock): Likewise.
4233 (File_read::release): Only increment counts when using --stats.
4234 Use a lock around the increment.
4235 * parameters.cc (class Set_parameters_target_once): Define.
4236 (set_parameters_target_once): New static variable.
4237 (Parameters::Parameters): Move here from parameters.h.
4238 (Parameters::set_target): Rewrite.
4239 (Parameters::set_target_once): New function.
4240 (Parameters::clear_target): Move here and rewrite.
4241 * parameters.h (class Parameters): Update declarations. Add
4242 set_parameters_target_once_ field.
4243 (Parameters::Parameters): Move to parameters.cc.
4244 (Parameters::clear_target): Likewise.
4245 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4247 (Start_group::~Start_group): New function.
4248 (Start_group::is_runnable): New function.
4249 (Start_group::locks, Start_group::run): New functions.
4250 (Finish_group::run): Change saw_undefined to size_t.
4251 * readsyms.h (class Start_group): Define.
4252 (class Finish_group): Change saw_undefined_ field to size_t.
4253 (Finish_group::Finish_group): Remove saw_undefined and
4254 this_blocker parameters. Change all callers.
4255 (Finish_group::set_saw_undefined): New function.
4256 (Finish_group::set_blocker): New function.
4257 * symtab.h (class Symbol_table): Change saw_undefined to return
4258 size_t. Change saw_undefined_ field to size_t.
4259 * target-select.cc (Set_target_once::do_run_once): New function.
4260 (Target_selector::Target_selector): Initialize set_target_once_
4261 field. Don't initialize lock_ and initialize_lock_ fields.
4262 (Target_selector::instantiate_target): Rewrite.
4263 (Target_selector::set_target): New function.
4264 * target-select.h (class Set_target_once): Define.
4265 (class Target_selector): Update declarations. Make
4266 Set_target_once a friend. Remove lock_ and initialize_lock_
4267 fields. Add set_target_once_ field.
4269 2010-02-10 Ian Lance Taylor <iant@google.com>
4271 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4273 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4274 (queue_middle_tasks): Add all blockers before queueing any tasks.
4275 (queue_final_tasks): Likewise.
4276 * token.h (Task_token::add_blockers): New function.
4277 * object.h (Input_objects::number_of_relobjs): New function.
4279 2010-02-10 Ian Lance Taylor <iant@google.com>
4281 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4282 shared, not if not position independent.
4283 * x86_64.cc (Relocate::relocate_tls): Likewise.
4284 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4285 (tls_pie_pic_test): New target.
4286 * testsuite/Makefile.in: Rebuild.
4288 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4289 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4290 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4291 * testsuite/Makefile.in: Rebuild.
4293 2010-02-09 David S. Miller <davem@davemloft.net>
4295 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4296 R_SPARC_RELATIVE using ->add_local_relative().
4297 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4299 * output.h (Output_data_dynamic::add_section_size): New method
4300 that takes two Output_data objects.
4301 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4302 entry param. Handle it in initializers.
4303 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4304 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4305 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4307 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4308 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4309 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4310 for dynrel_includes_plt.
4311 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4312 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4313 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4315 (Target_sparc::do_finalize_sections): Update to pass true for
4316 dynrel_includes_plt.
4317 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4318 output before .rela.plt
4319 (Target_powerpc::do_finalize_sections): Update to pass true for
4320 dynrel_includes_plt when 32-bit.
4322 2010-02-08 Doug Kwan <dougkwan@google.com>
4324 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4326 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4327 Arm_relobj::scan_section_for_cortex_a8_stubs,
4328 Arm_relobj::do_relocation_section): Instead of calling
4329 Output_section::output_address, use faster
4330 Arm_relobj::simple_input_section_output_address.
4332 2010-02-08 David S. Miller <davem@davemloft.net>
4334 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4335 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4336 relocation helper function.
4338 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4339 just like R_SPARC_GOT{10,13,22}.
4340 (Target_sparc::Scan::local): Likewise.
4341 (Target_sparc::Relocate:relocate): Likewise.
4343 2010-02-06 Ian Lance Taylor <iant@google.com>
4345 * configure.ac: Rewrite targetobjs duplicate removal code to use
4346 only shell constructs.
4347 * configure: Rebuild.
4349 2010-02-05 Doug Kwan <dougkwan@google.com>
4352 * arm.cc (Arm_relobj::section_is_scannable): New method.
4353 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4354 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4356 2010-02-04 Doug Kwan <dougkwan@google.com>
4359 * arm-reloc-property.cc (cstdio): Include.
4360 * configure.ac (targetobjs): Remove duplicates.
4361 * configure: Regenerate.
4362 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4363 big and little endian version for a given address size.
4365 2010-02-03 Doug Kwan <dougkwan@google.com>
4367 * arm-reloc-property.cc
4368 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4370 * arm-reloc-property.h
4371 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4372 New method definition.
4373 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4375 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4377 (GOT_PREL): Change implemented to Y.
4378 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4379 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4380 (Arm_relocate_functions::movw_abs_nc): Remove method.
4381 (Arm_relocate_functions::movt_abs): Ditto.
4382 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4383 (Arm_relocate_functions::thm_movt_abs): Ditto.
4384 (Arm_relocate_functions::movw_rel_nc): Ditto.
4385 (Arm_relocate_functions::movw_rel): Ditto.
4386 (Arm_relocate_functions::movt_rel): Ditto.
4387 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4388 (Arm_relocate_functions:thm_movw_rel): Ditto.
4389 (Arm_relocate_functions:thm_movt_rel): Ditto.
4390 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4391 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4392 New method definitions.
4393 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4394 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4395 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4396 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4397 (Target_arm::Relocate::relocate): Check for non-static or
4398 unimplemented relocation code and exit early. Change calls to
4399 Target_arm::reloc_uses_thumb_bit and
4400 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4401 instead. Refactor code to handle similar relocations to increase
4402 code sharing. Remove check for unsupported relocation code in switch
4404 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4405 relocation property table to find out size. Change error message to
4406 print out the name of a relocation code instead of the numeric value.
4407 (Target_arm::scan_reloc_for_stub): Use relocation property table
4408 instead of calling Target_arm::reloc_uses_thumb_bit().
4410 2010-02-02 Doug Kwan <dougkwan@google.com>
4412 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4413 types of relaxed input section.
4415 2010-02-02 Doug Kwan <dougkwan@google.com>
4417 * Makefile.am (HFILES): Add arm-reloc-property.h.
4419 (TARGETSOURCES): Add arm-reloc-property.cc
4420 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4421 (libgold_a_SOURCES): $(DEFFILES)
4422 * Makefile.in: Regenerate.
4423 * arm-reloc-property.cc: New file.
4424 * arm-reloc-property.h: New file.
4425 * arm-reloc.def: New file.
4426 * arm.cc: Update comments.
4427 (arm-reloc-property.h): New included header.
4428 (arm_reloc_property_table): New global variable.
4429 (Target_arm::do_select_as_default_target): New method definition.
4430 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4431 arm-reloc-property to targ_extra_obj.
4432 * parameters.cc (set_parameters_target): Call
4433 Target::select_as_default_target().
4434 * target.h (Target::select_as_default_target): New method definition.
4435 (Target::do_select_as_default_target): Same.
4437 2010-02-01 Doug Kwan <dougkwan@google.com>
4439 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4440 first_output_text_section_.
4441 (Arm_exidx_fixup::first_output_text_section): New method definition.
4442 (Arm_exidx_fixup::first_output_text_section_): New data member.
4443 (Arm_exidx_fixup::process_exidx_section): Record the first text
4444 output section seen.
4445 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4446 and entsize in output section header.
4448 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4450 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4451 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4452 (Arm_relocate_functions::thm_alu11): New Method.
4453 (Arm_relocate_functions::thm_pc8): New Method.
4454 (Arm_relocate_functions::thm_pc12): New Method.
4455 (Target_arm::Scan::local): Handle the relocations.
4456 (Target_arm::Scan::global): Likewise.
4457 (Target_arm::Relocate::relocate): Likewise.
4458 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4460 2010-01-29 Doug Kwan <dougkwan@google.com>
4462 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4463 of relocation types as ld.
4465 2010-01-29 Doug Kwan <dougkwan@google.com>
4467 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4469 (Arm_relocate_functions::thumb_branch_common): Ditto.
4470 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4471 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4472 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4473 Arm_relocate_functions::jump24): Remove.
4474 (Target_arm::Relocate::relocate): Adjust code to call
4475 Arm_relocation_functions::arm_branch_common and
4476 Arm_relocation_functions::thumb_branch_common instead of their removed
4477 wrappers. Merge switch-cases together to reduce source code size.
4479 2010-01-29 Doug Kwan <dougkwan@google.com>
4481 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4482 output_local_symbol_count_needs_update_.
4483 (Arm_relobj::output_local_symbol_count_needs_update,
4484 Arm_relobj::set_output_local_symbol_count_needs_update,
4485 Arm_relobj::update_output_local_symbol_count): New methods.
4486 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4488 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4489 of pointed function as in a R_ARM_PREL31 relocation.
4490 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4491 for output local symbol count updating.
4492 (Target_arm::do_relax): Update output local symbol counts in objects
4494 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4496 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4498 * arm.cc: Added support for the ARM relocations:
4499 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4500 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4501 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4503 (Arm_relocate_functions::movw_rel): New method.
4504 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4505 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4507 (Arm_relocate_functions::thm_movw_rel): New method.
4508 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4510 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4512 (Target_arm::Scan::global): Likewise.
4513 (Target_arm::Relocate::relocate): Likewise.
4514 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4517 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4519 * arm.cc: Added support for ARM group relocations.
4520 (Target_arm::reloc_needs_sym_origin): New method.
4521 (Arm_relocate_functions::calc_grp_kn): New method.
4522 (Arm_relocate_functions::calc_grp_residual): New method.
4523 (Arm_relocate_functions::calc_grp_gn): New method.
4524 (Arm_relocate_functions::arm_grp_alu): New Method.
4525 (Arm_relocate_functions::arm_grp_ldr): New Method.
4526 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4527 (Arm_relocate_functions::arm_grp_ldc): New Method.
4528 (Target_arm::Scan::local): Handle the ARM group relocations.
4529 (Target_arm::Scan::global): Likewise.
4530 (Target_arm::Relocate::relocate): Likewise.
4531 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4534 2010-01-26 Doug Kwan <dougkwan@google.com>
4536 * arm.cc (set): Include.
4537 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4539 (Arm_output_section::Text_section_list): New type.
4540 (Arm_output_section::append_text_sections_to_list): New method.
4541 (Arm_output_section::fix_exidx_coverage): Ditto.
4542 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4543 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4544 Relobj::set_section_offset() instead of
4545 Sized_relobj::invalidate_section_offset().
4546 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4547 parameter for section headers. Ignore relocation sections for
4548 unallocated sections and EXIDX sections.
4549 (Target_arm::fix_exidx_coverage): New method.
4550 (Target_arm::output_section_address_less_than): New type.
4551 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4552 linked text section instead of the EXIDX section.
4553 (Arm_output_section::create_stub_group): Add an assertion to check
4554 that this is not an EXIDX output section.
4555 (Arm_output_section::append_text_sections_to_list): New method.
4556 (Arm_output_section::fix_exidx_coverage): Ditto.
4557 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4558 Arm_relobj::section_needs_reloc_stub_scanning.
4559 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4561 (Target_arm::fix_exidx_coverage): New method.
4562 * object.h (Relobj::set_output_section): New method.
4563 (Sized_relobj::invalidate_section_offset): Remove method.
4564 (Sized_relobj::do_invalidate_section_offset): Remove method.
4565 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4567 2010-01-25 Doug Kwan <dougkwan@google.com>
4569 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4570 Fix warning due to signed and unsigned comparison on a 32-bit host.
4572 2010-01-22 Doug Kwan <dougkwan@google.com>
4574 * arm.cc (Target_arm::do_relax): Record an output section for section
4575 offset adjustment it contains any stub table that has changed.
4576 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4577 offsets in an output section if necessary.
4578 * output.cc (Output_section::Output_section): Initialize
4579 section_offsets_need_adjustments_.
4580 (Output_section::add_input_section_for_script): Renamed to
4581 Output_section::add_simple_input_section.
4582 (Output_section::save_states): Add a comment.
4583 (Output_section::discard_states): New method defintion.
4584 (Output_section::adjust_section_offsets): Same.
4585 * output.h (Output_section::add_input_section_for_script): Renamed to
4586 Output_section::add_simple_input_section.
4587 (Output_section::discard_states): New method declaration.
4588 (Output_section::adjust_section_offsets): Same.
4589 (Output_section::section_offsets_need_adjustment,
4590 Output_section::set_section_offsets_need_adjustment): New method
4592 (Output_section::section_offsets_need_adjustment_): New data member.
4593 * script-sections.cc
4594 (Output_section_element_input::set_section_address): Adjust code for
4595 renaming of Output_section::add_input_section_for_script.
4596 (Orphan_output_section::set_section_address): Same.
4598 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4600 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4601 Fix_v4bx enum values .
4602 * gold/options.h (General_options): New option definitions.
4603 (General_options::fix_v4bx): New method.
4604 (General_options::Fix_v4bx): New enum.
4605 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4606 (General_options::parse_fix_v4bx_interworking): New method.
4608 2010-01-22 Doug Kwan <dougkwan@google.com>
4610 * arm.cc (Arm_exidx_fixup): New class.
4612 2010-01-21 Doug Kwan <dougkwan@google.com>
4614 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4616 (Arm_exidx_section_offset_map): New type.
4618 2010-01-21 Doug Kwan <dougkwan@google.com>
4620 * arm.cc (Arm_exidx_input_section): New class.
4621 (Arm_relobj::exidx_input_section_by_link,
4622 Arm_relobj::exidx_input_section_by_shndx,
4623 Arm_relobj::make_exidx_input_section): New methods.
4624 (read_arm_attributes_section): Remove.
4625 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4626 information about them.
4627 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4630 2010-01-20 Doug Kwan <dougkwan@google.com>
4632 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4633 Input_section_specifier to Section_id.
4634 (Target_arm::new_arm_input_section: Adjust code for change of key
4636 (Target_arm::find_arm_input_section): Ditto.
4637 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4638 (Section_id): Remove.
4639 (Garbage_collection::Section_id_hash): Remove.
4640 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4641 (Section_id): Remove.
4642 (Icf::Section_id_hash): Remove.
4643 * object.h (Section_id, Const_section_id, Section_id_hash,
4644 Const_section_id_hash): New type definitions.
4645 * output.cc (Output_section::add_relaxed_input_section): Change to
4646 use Const_section_id instead of Input_section_specifier as key type.
4647 (Output_section::add_merge_input_section): Ditto.
4648 (Output_section::build_relaxation_map): Change to use Section_id
4649 instead of Input_section_specifier as key type.
4650 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4652 (Output_section::convert_input_sections_to_relaxed_sections): Change
4653 to use Const_section_id instead of Input_section_specifier as key type.
4654 (Output_section::find_merge_section): Ditto.
4655 (Output_section::find_relaxed_input_section): Ditto.
4656 * output.h (Input_section_specifier): Remove class.
4657 (Output_section::Output_section_data_by_input_section_map): Change
4658 key type to Const_section_id.
4659 (Output_section::Output_relaxed_input_section_by_input_section_map):
4661 (Output_section::Relaxation_map): Change key type to Section_id.
4663 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4665 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4666 (class Arm_v4bx_stub): New class.
4667 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4668 (Stub_factory::make_arm_v4bx_stub): New method.
4669 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4670 (Stub_table::empty): Handle v4bx stubs.
4671 (Stub_table::add_arm_v4bx_stub): New method.
4672 (Stub_table::find_arm_v4bx_stub): New method.
4673 (Arm_relocate_functions::v4bx): New method.
4674 (Target_arm::fix_v4bx): New method.
4675 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4676 (Stub_table::relocate_stubs): Likewise.
4677 (Stub_table::do_write): Likewise.
4678 (Stub_table::update_data_size_and_addralign): Likewise.
4679 (Stub_table::finalize_stubs): Likewise.
4680 (Target_arm::Scan::local): Likewise.
4681 (Target_arm::Scan::global): Likewise.
4682 (Target_arm::do_finalize_sections): Likewise.
4683 (Target_arm::Relocate::relocate): Likewise.
4684 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4686 (Target_arm::scan_reloc_for_stub): Likewise.
4687 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4689 2010-01-19 Ian Lance Taylor <iant@google.com>
4691 * output.cc (Output_section_headers::do_sized_write): Write large
4692 segment count to sh_info field.
4693 (Output_file_header::do_sized_write): For large segment count,
4694 write PN_XNUM to e_phnum field.
4696 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4698 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4699 (Arm_relocate_functions::thm_jump8): New function.
4700 (Arm_relocate_functions::thm_jump11): New function.
4701 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4703 (Target_arm::Scan::global): Likewise.
4704 (Target_arm::Relocate::relocate): Likewise.
4705 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4708 2010-01-14 Doug Kwan <dougkwan@google.com>
4710 * arm.cc (map, utility): Include headers.
4711 (Target_arm::apply_cortex_a8_workaround): New method.
4712 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4713 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4714 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4715 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4716 the --[no-]fix-cortex-a8 command line options.
4717 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4718 (Target_arm::relocate_stub): Use addend in instruction template.
4719 * options.h (DEFINE_bool): Set the user-set flag.
4720 (General_options): Add --[no-]-fix-cortex options.
4721 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4722 : Update fast look-up map after conversion.
4724 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4726 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4727 in the first pass of do_layout.
4729 2010-01-13 Doug Kwan <dougkwan@google.com>
4731 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4732 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4733 apparent compiler problem of not folding static constant integral
4734 data members of elfcpp::Elf_sizes<32>.
4736 2010-01-13 Doug Kwan <dougkwan@google.com>
4738 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4739 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4740 Arm_relobj::scan_section_for_cortex_a8_erratum,
4741 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4742 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4743 sections to scan for relocation stubs into a new method
4744 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4745 relocation and Cortex-A8 stub scanning.
4746 (Target_arm::do_relax): Force stubs to be after stubbed sections
4747 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4748 the beginning of a new relaxation pass. Update a comment.
4749 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4751 2010-01-12 Ian Lance Taylor <iant@google.com>
4753 * target-reloc.h (visibility_error): New inline function.
4754 (relocate_section): Call visibility_error.
4755 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4756 (MOSTLYCLEANFILES): Likewise.
4757 (protected_4_pic.o, protected_3.err): New targets.
4758 * testsuite/protected_4.cc: New file.
4760 2010-01-12 Doug Kwan <dougkwan@google.com>
4762 * arm.cc (Cortex_a8_reloc): New class.
4763 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4764 and cortex_a8_relocs_info_.
4765 (Target_arm::fix_cortex_a8): New method definition.
4766 (Target_arm::Cortex_a8_relocs_info): New type.
4767 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4768 New data member declarations.
4769 (Target_arm::scan_reloc_for_stub): Record information about
4770 relocations for THUMB branches that might be exempted from the
4771 Cortex-A8 workaround.
4772 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4773 at the beginning of a relaxation pass.
4775 2010-01-12 Doug Kwan <dougkwan@google.com>
4777 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4778 (Arm_relobj::Mapping_symbol_position,
4779 Arm_reloj::Mapping_symbol_position_less,
4780 Arm_relobj::Mapping_symbols_info): New types.
4781 (Target_arm::is_mapping_symbol_name): New method definition.
4782 (Arm_relobj::do_count_local_symbols): Save information about mapping
4785 2010-01-11 Doug Kwan <dougkwan@google.com>
4787 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4788 Arm_relocate_functions::thumb32_branch_upper,
4789 Arm_relocate_functions::thumb32_branch_lower,
4790 Arm_relocate_functions::thumb32_cond_branch_offset,
4791 Arm_relocate_functions::thumb32_cond_branch_upper,
4792 Arm_relocate_functions::thumb32_cond_branch_lower,
4793 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4794 branch offset encoding.
4795 (Arm_relocate_functions::thumb_branch_common): Use new branch
4796 offset encoding methods to avoid code duplication.
4797 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4798 (Stub_addend_reader::operator()): Use new branch encoding method
4799 to avoid code duplication.
4801 2010-01-11 Doug Kwan <dougkwan@google.com>
4803 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4804 (Target_arm::do_finalize_sections): Define special EXIDX section
4805 symbols only if referenced.
4806 * gc.h (Garbage_collection::add_reference): New method.
4807 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4810 2010-01-11 Ian Lance Taylor <iant@google.com>
4812 * script.cc (Version_script_info::build_expression_list_lookup):
4813 Change complaing about duplicate wildcard match from error to
4816 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4818 (Version_script_info::Version_script_info): Initialize globs_,
4819 default_version_, default_is_global_, and exact_. Don't
4820 initialize globals_ or locals_.
4821 (Version_script_info::build_lookup_tables): Build local symbols
4823 (Version_script_info::unquote): New function.
4824 (Version_script_info::add_exact_match): New function.
4825 (Version_script_info::build_expression_list_lookup): Remove lookup
4826 parameter. Add is_global parameter. Change all callers. Handle
4827 wildcard pattern specially. Unquote pattern. Call
4829 (Version_script_info::get_name_to_match): New function.
4830 (Version_script_info::get_symbol_version): New function.
4831 (Version_script_info::get_symbol_version_helper): Remove.
4832 (Version_script_info::check_unmatched_names): Call unquote.
4833 * script.h (class Version_script_info): Change get_symbol_version
4834 to be non-inline and add is_global parameter; change all callers.
4835 Rewrite symbol_is_local. Update declarations. Define struct
4836 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4837 Remove globals_ and locals_ members. Add exact_, globs_,
4838 default_version_, is_global_.
4839 (Version_script_info::Glob): Remove pattern, add expression and
4840 is_global. Update constructor. Change all callers.
4841 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4843 (Versions::symbol_section_contents): If a symbol is undefined, or
4844 defined in a dynamic object, set the version index to
4846 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4848 (Symbol_table::add_from_pluginobj): Likewise.
4849 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4851 2010-01-11 Doug Kwan <dougkwan@google.com>
4853 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4854 (incremental_dump_LDADD): Add linking option for libintl.
4855 * Makefile.in: Regenerate.
4857 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4860 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4862 * testsuite/Makefile.in: Regenerated.
4864 2010-01-10 Doug Kwan <dougkwan@google.com>
4866 * options.h (DEFINE_var): Use parentheses around argument varname__
4867 in macro body to avoid any unintended subsequent substitutions.
4869 2010-01-10 Ian Lance Taylor <iant@google.com>
4871 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4872 candidates before doing symbol resolution.
4874 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4875 ODR candidates if only one is weak.
4877 2010-01-08 Ian Lance Taylor <iant@google.com>
4879 * script.cc (Version_script_info::build_expression_list_lookup):
4880 Don't warn about ambiguous version, just record the ambiguity.
4881 (Version_script_info::get_symbol_version_helper): Give error if
4882 version is ambiguous.
4884 2010-01-08 Doug Kwan <dougkwan@google.com>
4886 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4887 prev_data_size_ and prev_addralign_. Remove initializer for
4888 deleted data member has_been_changed_.
4889 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4890 to determine if the table is empty.
4891 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4893 (Stub_table::add_reloc_stub): Define method in class definition
4894 instead of just declaring it there.
4895 (Stub_table::add_cortex_a8_stub): New method definition.
4896 (Stub_table::update_data_size_and_addralign): Ditto.
4897 (Stub_table::finalize_stubs): Ditto.
4898 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4899 (Stub_table::do_addralign_): Return address alignment in the
4900 (Stub_table::do_reset_address_and_file_offset): Define method in
4901 class definition instead of declaring it there. Set current data
4902 size to be the data size of the previous pass.
4903 (Stub_table::set_final_data_size): Use current data size as the
4905 (Stub_table::relocate_stub): Change parameter type of stub from
4906 Reloc_stub pointer to Stub pointer.
4907 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4908 (Stub_table::Cortex_a8_stub_list): New typedef.
4909 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4910 Stub_table::prev_addralign_): New data member.
4911 (Arm_relobj::Arm_relobj): Initialize data member
4912 section_has_cortex_a8_workaround_.
4913 (Arm_relobj::section_has_cortex_a8_workaround,
4914 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4916 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4918 (Target_arm::relocate_stub): Change parameter type of stub from
4919 Reloc_stub pointer to Stub pointer.
4920 (Insn_template::size, Insn_template::alignment): Handle
4921 THUMB16_SPECIAL_TYPE.
4922 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4923 Stub_table::update_data_size_and_addralign,
4924 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4926 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4927 (Stub_table::do_write): Ditto.
4928 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4930 2010-01-08 Ian Lance Taylor <iant@google.com>
4933 * symtab.h (class Symbol): Remove fields is_target_special_ and
4934 has_plt_offset_. Add field is_defined_in_discarded_section_.
4935 (Symbol::is_defined_in_discarded_section): New function.
4936 (Symbol::set_is_defined_in_discarded_section): New function.
4937 (Symbol::has_plt_offset): Rewrite.
4938 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4939 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4940 Don't initialize is_target_special_ or has_plt_offset_.
4941 Initialize is_defined_in_discarded_section_.
4942 (Symbol_table::add_from_relobj): If appropriate, set
4943 is_defined_in_discarded_section.
4944 * resolve.cc (Symbol::override_base_with_special): Don't test
4945 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4946 * target-reloc.h (relocate_section): Do special handling for
4947 symbols defined in discarded sections for global symbols as well
4950 2010-01-08 Ian Lance Taylor <iant@google.com>
4952 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4953 the SHT_SYMTAB case.
4955 2010-01-08 Ian Lance Taylor <iant@google.com>
4957 * object.cc (Sized_relobj::do_layout): Don't get confused if
4958 layout_eh_frame returns NULL.
4960 2010-01-08 Ian Lance Taylor <iant@google.com>
4963 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4964 dynamic symbol table, use the normal symbol table.
4965 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4968 2010-01-08 Ian Lance Taylor <iant@google.com>
4971 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4974 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4976 * version.cc (print_version): Change to "Copyright 2010".
4978 2010-01-08 Ian Lance Taylor <iant@google.com>
4982 * i386.cc (class Target_i386): Change return type of plt_section
4984 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4985 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4986 tls_desc_rel_ field.
4987 (Output_data_plt_i386::rel_tls_desc): New function.
4988 (Target_i386::rel_tls_desc_section): New function.
4989 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4990 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4991 R_386_TLS_DESC reloc in rel_tls_desc_section.
4992 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4993 Define struct Tlsdesc_info.
4994 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4995 (Target_x86_64::do_reloc_symbol_index): New function.
4996 (Target_x86_64::add_tlsdesc_info): New function.
4997 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4998 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5000 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5002 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5003 (Target_x86_64::rela_tlsdesc_section): New function.
5004 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5006 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5007 (Target_x86_64::do_reloc_addend): New function.
5008 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5009 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5010 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5011 (Output_reloc::type): New function.
5012 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5013 (Output_reloc::is_target_specific): New function.
5014 (Output_reloc::target_arg): New function.
5015 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5016 absolute relocs and target specific relocs.
5017 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5018 add_target_specific.
5019 (class Output_data_reloc) [SHT_RELA]: Likewise.
5020 * output.cc (Output_reloc::Output_reloc): Add four new versions
5021 for absolute relocs and target specific relocs.
5022 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5023 (Output_reloc::get_symbol_index): Likewise.
5024 (Output_reloc::local_section_offset): Check that local_sym_index_
5025 is not TARGET_CODE or 0.
5026 (Output_reloc::symbol_value): Likewise.
5027 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5029 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5030 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5032 * layout.cc (add_target_dynamic_tags): Use output section for
5033 DT_PLTRELSZ and DT_JMPREL.
5035 2010-01-07 Ian Lance Taylor <iant@google.com>
5038 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5040 (class Output_data_reloc_generic): Define.
5041 (class Output_data_reloc_base): Change base class to
5042 Output_data_reloc_generic. Change add() method to call
5043 bump_relative_reloc_count for a relative reloc. Remove
5045 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5047 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5048 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5050 * layout.h (class Layout): Update declaration.
5052 2010-01-07 Ian Lance Taylor <iant@google.com>
5054 * output.h (class Output_data): Add const version of
5055 output_section and do_output_section.
5056 (class Output_section_data): Add const version of
5058 (class Output_section): Likewise.
5059 * layout.cc (Layout::add_target_dynamic_tags): New function.
5060 * layout.h (class Layout): Update declarations.
5061 * arm.cc (Target_arm::do_finalize_sections): Use
5062 add_target_dynamic_tags.
5063 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5064 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5065 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5066 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5068 2010-01-07 Ian Lance Taylor <iant@google.com>
5071 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5074 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5075 Ian Lance Taylor <iant@google.com>
5078 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5079 Xindex::read_symtab_xindex.
5081 2010-01-07 Doug Kwan <dougkwan@google.com>
5083 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5084 (Insn_template::thumb16_bcond_insn): New method declaration.
5085 (Insn_template): Fix spelling.
5086 (Stub::thumb16_special): New method declaration.
5087 (Stub::do_write): Define virtual method which was previously pure
5089 (Stub::do_thumb16_special): New method declaration.
5090 (Stub::do_fixed_endian_write): New template member.
5091 (Reloc_stub::do_write): Remove.
5092 (Reloc_stub::do_fixed_endian_write): Remove.
5093 (Cortex_a8_stub): New class definition.
5094 (Stub_factory::make_cortex_a8_stub): New method definition.
5095 (Stub_factory::Stub_factory): Add missing static storage class
5096 qualifier for elf32_arm_stub_a8_veneer_blx.
5098 2010-01-07 Ian Lance Taylor <iant@google.com>
5101 * options.h (class General_options): Add --warn-unresolved-symbols
5102 and --error-unresolved-symbols.
5103 * errors.cc (Errors::undefined_symbol): Implement
5104 --warn-unresolved-symbols.
5106 * options.h (class General_options): Add -z text and -z textoff.
5107 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5109 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5111 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5112 (Garbage_collection::cident_sections): New function.
5113 (Garbage_collection::add_cident_section): New function.
5114 (Garbage_collection::cident_sections_): New member.
5115 (gc_process_relocs): Add references to sections whose names are C
5117 * gold.h (cident_section_start_prefix): New constant.
5118 (cident_section_stop_prefix): New constant.
5119 (is_cident): New function.
5120 * layout.cc (Layout::define_section_symbols): Replace string constants
5121 with the newly defined constants.
5122 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5124 * testsuite/Makefile.am: Add gc_orphan_section_test.
5125 * testsuite/Makefile.in: Regenerate.
5126 * testsuite/gc_orphan_section_test.cc: New file.
5127 * testsuite/gc_orphan_section_test.sh: New file.
5129 2010-01-06 Ian Lance Taylor <iant@google.com>
5132 * options.h (class General_options): Add --warn-shared-textrel.
5133 * layout.cc (Layout::finish_dynamic_section): Implement
5134 --warn-shared-textrel.
5137 * options.h (class General_options): Add --warn-multiple-gp.
5139 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5141 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5142 $(THREADSLIB) and $(LIBDL).
5143 * Makefile.in: Rebuild.
5145 2010-01-06 Ian Lance Taylor <iant@google.com>
5148 * options.cc (General_options::parse_section_start): New function.
5149 (General_options::section_start): New function.
5150 (General_options::General_options): Initialize all members.
5151 * options.h: Include <map>
5152 (class General_options): Add --section-start. Add section_starts_
5154 * layout.cc (Layout::attach_allocated_section_to_segment): If
5155 --section-start was used, set the address of the segment. Remove
5156 local sort_sections.
5157 (Layout::relaxation_loop_body): If the address of the load segment
5158 has been set by --section-start, don't use it.
5159 * output.h (Output_segment::update_flags_for_output_section): New
5161 * output.cc (Output_segment::add_output_section): Call
5162 update_flags_for_output_section.
5164 2010-01-05 Ian Lance Taylor <iant@google.com>
5167 * options.h (class General_options): Add --undefined-version.
5168 * script.cc (struct Version_expression): Add was_matched_by_symbol
5170 (Version_script_info::matched_symbol): New function.
5171 (Version_script_info::get_symbol_version_helper): Call
5173 (Version_script_info::check_unmatched_names): New function.
5174 * script.h (class Version_script_info): Update declarations.
5175 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5177 * options.h (class General_options): Use DEFINE_bool_alias for
5178 allow_multiple_definition.
5179 * resolve.cc (Symbol_table::should_override): Don't test
5180 allow_multiple_definition.
5183 * options.h (class General_options): Add --cref.
5184 * main.cc (main): Print cref table if --cref. Don't close mapfile
5185 until after printing cref table.
5186 * cref.cc: Include "symtab.h".
5187 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5188 (Cref_table_compare::operator()): New function.
5189 (Cref_inputs::gather_cref): New function.
5190 (filecol): New static const.
5191 (Cref_inputs::print_cref): New function.
5192 (Cref::print_cref): New function.
5193 * cref.h: Include <cstdio>.
5194 (class Cref): Update declarations.
5195 * mapfile.h (Mapfile::file): New function.
5196 * object.h (class Object): Define Symbols. Declare virtual
5197 do_get_global_symbols.
5198 (Object::get_global_symbols): New function.
5199 * object.cc (Input_objects::add_object): Pass object to cref_ if
5201 (Input_objects::archive_start): Likewise.
5202 (Input_objects::archive_stop): Likewise.
5203 (Input_objects::print_cref): New function.
5204 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5205 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5207 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5209 * plugin.h (class Sized_pluginobj): Update declarations.
5211 2010-01-05 Ian Lance Taylor <iant@google.com>
5213 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5214 to is_default_version. Rename insdef to insdefault.
5215 (Symbol_table::add_from_relobj): Rename def to is_default_version
5216 and local to is_forced_local.
5217 (Symbol_table::add_from_pluginobj): Likewise.
5218 (Symbol_table::add_from_dynobj): Likewise.
5219 (Symbol_table::define_special_symbol): Rename insdef to
5222 2010-01-04 Ian Lance Taylor <iant@google.com>
5225 * options.h (class General_options): Add
5226 --allow-multiple-definition and -z muldefs.
5227 * resolve.cc (Symbol_table::should_override): Don't warn about a
5228 multiple symbol definition if --allow-multiple-definition or -z
5232 * options.h (class General_options): Add --add-needed and
5233 --copy-dt-needed-entries. Tweak --as-needed help entry.
5234 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5235 error if --copy-dt-needed-entries aka --add-needed is used and
5236 would cause a change in behaviour.
5239 * options.h (class General_options): Add -G as a short version of
5240 --shared. Add no-op options -assert, -g, and -i.
5242 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5244 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5245 check for .text or .gnu.linkonce.t sections.
5246 * icf.cc (Icf::find_identical_sections): Ditto.
5247 Change the detection for mangled function name within the section
5249 * icf.h (is_section_foldable_candidate): New function.
5251 2009-12-30 Ian Lance Taylor <iant@google.com>
5254 * options.h (class General_options): Permit two dashes with
5255 --retain-symbols-file.
5257 2009-12-30 Ian Lance Taylor <iant@google.com>
5260 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5261 don't put the file header and segment headers in the text
5265 * common.cc (Sort_commons::operator()): Stabilize sort when both
5267 (Symbol_table::do_allocate_commons_list): When allocating common
5268 symbols, skip a symbol which is no longer common.
5269 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5270 an object before checking its type.
5271 * testsuite/common_test_2.c: New file.
5272 * testsuite/common_test_3.c: New file.
5273 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5274 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5275 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5276 (common_test_2_pic.o, common_test_2.so): New targets.
5277 (common_test_3_pic.o, common_test_3.so): New targets.
5278 * testsuite/Makefile.in: Rebuild.
5281 * script.cc (read_input_script): If we see a new SECTIONS clause,
5282 and we have added an input section, give an error.
5283 * layout.h (class Layout): Add have_added_input_section function.
5284 Add have_added_input_section_ field.
5285 * layout.cc (Layout::Layout): Initialize
5286 have_added_input_section_.
5287 (Layout::layout): Set have_added_input_section_.
5288 (Layout::layout_eh_frame): Likewise.
5290 2009-12-30 Ian Lance Taylor <iant@google.com>
5293 * options.h (class General_options): Add --sort-common option.
5294 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5295 * common.cc (Sort_common): Add sort_order parameter to
5296 constructor. Add sort_order_ field.
5297 (Sort_commons::operator): Check sort_order_.
5298 (Symbol_table::allocate_commons): Determine the sort order.
5299 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5301 (Symbol_table::do_allocate_commons_list): Likewise.
5303 2009-12-30 Ian Lance Taylor <iant@google.com>
5306 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5307 symbols from this object, don't change the visibility of an
5309 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5311 2009-12-30 Ian Lance Taylor <iant@google.com>
5314 * script.h (class Version_script_info): Define Language enum.
5315 Update declarations. Define Glob, Exact, and Lookup types. Add
5316 new fields globals_, locals_, and is_finalized_.
5317 * script.cc: Various formatting fixes.
5318 (class Parser_closure): Change language_stack_ from a vector of
5319 std::string to one of Version_script_info::Language. Adjust all
5321 (class Lazy_demangler): Remove.
5322 (struct Version_expression): Change language from std::string to
5323 Version_script_info::Language.
5324 (Version_script_info::Version_script_info): New function.
5325 (Version_script_info::~Version_script_info): Don't call clear.
5326 (Version_script_info::finalize): New function.
5327 (Version_script_info::build_lookup_tables): New function.
5328 (Version_script_info::build_expression_list_lookup): New
5330 (Version_script_info::get_symbol_version_helper): Rewrite to use
5332 (Version_script_info::print_expression_list): Adjust to use
5333 Version_script_info::Language.
5334 (script_push_lex_into_version_mode): Check that the version script
5335 has not been finalized.
5336 (version_script_push_lang): Change language string to
5337 Version_script_info::Language.
5338 * options.cc (Command_line::version_script): New function.
5339 * options.h (class General_options): Add finalize_dynamic_list
5340 function. Change version_script from declaration to definition.
5341 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5342 * testsuite/version_script.map: Remove duplicate def of foo.
5343 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5345 * testsuite/Makefile.in: Rebuild.
5347 2009-12-30 Ian Lance Taylor <iant@google.com>
5350 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5351 if the input symbol index is 0, make the output symbol index 0.
5353 2009-12-30 Ian Lance Taylor <iant@google.com>
5356 * options.h (class General_options): Add -x/--discard-all.
5357 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5358 --discard-all. If the local symbol needs a dynamic entry, check
5359 that before handling --discard-locals.
5361 2009-12-30 Ian Lance Taylor <iant@google.com>
5364 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5366 (Output_segment::add_output_section): Don't change the flags if
5370 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5371 GNU hash table if they need a dynamic value. Otherwise, don't add
5372 them if they are defined in a dynamic object or are forced local.
5374 2009-12-29 Ian Lance Taylor <iant@google.com>
5377 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5378 .gnu.hash table for a 32-bit target.
5381 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5382 regular and a dynamic object only needs a dynamic symbol table
5383 entry if it is externally visible.
5386 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5387 constructor. Add global_offset_table_ field.
5388 (Target_i386::got_section): Set global_offset_table_.
5389 (Target_i386::do_finalize_sections): Set global_offset_table_
5391 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5392 in constructor. Add global_offset_table_ field.
5393 (Target_x86_64::got_section): Set global_offset_table_.
5394 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5397 * layout.cc (Layout::Layout): Initialize increase_relro_.
5398 (Layout::get_output_section): Add is_relro, is_last_relro, and
5399 is_first_non_relro parameters. Change all callers.
5400 (Layout::choose_output_section): Likewise.
5401 (Layout::add_output_section_data): Likewise.
5402 (Layout::make_output_section): Likewise.
5403 (Layout::set_segment_offsets): Clear increase_relro when using a
5405 * layout.h (class Layout): Add increase_relro method. Add
5406 increase_relro_ field. Update declarations.
5407 * output.cc (Output_section::Output_section): Initialize
5408 is_last_relro_ and is_first_non_relro_.
5409 (Output_segment::add_output_section): Group relro sections is
5410 do_sort is true. Handle is_last_relro and is_first_non_relro.
5411 (Output_segment::maximum_alignment): Remove relro handling.
5412 (Output_segment::set_section_addresses): Add increase_relro
5413 parameter. Change all callers. Add initial alignment to align
5414 relro sections on separate page. Remove old relro handling.
5415 (Output_segment::set_section_list_addresses): Remove in_relro
5416 parameter. Change all callers.
5417 (Output_segment::set_offset): Add increase parameter. Change all
5418 callers. Remove old relro handling.
5419 * output.h (class Output_section): Add new methods: is_last_relro,
5420 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5421 Add is_last_relro_ and is_first_non_relro_ fields.
5422 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5423 Create separate .got.plt section. Call increase_relro.
5424 * x86_64.cc (Target_x86_64::got_section): Likewise.
5425 * testsuite/relro_script_test.t: Add .got.plt.
5428 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5429 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5430 (Layout::finalize): Call set_dynamic_symbol_size.
5431 (Layout::set_dynamic_symbol_size): New function.
5432 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5433 set_dynamic_symbol_size.
5436 * output.h (class Output_section): Add is_entsize_zero_ field.
5437 * output.cc (Output_section::Output_section): Initialize
5439 (Output_section::set_entsize): If two different entsizes are
5440 requested, force it to zero.
5441 (Output_section::add_input_section): Set flags for .debug_str
5442 before updating section flags. Set entsize.
5443 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5444 and SHF_STRING if all input sections have those flags.
5446 2009-12-29 Rafael Espindola <espindola@google.com>
5448 * main.cc (main): Fix the sys time reporting.
5449 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5452 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5454 * options.cc (General_options::parse_version): Allow -v to exit
5455 without an error if there is nothing to link.
5457 2009-12-29 Ian Lance Taylor <iant@google.com>
5459 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5460 using a version of gcc before 4.1.
5461 * configure: Rebuild.
5463 2009-12-28 Chris Demetriou <cgd@google.com>
5465 * attributes.cc (Output_attributes_section_data::do_write): Use
5466 std::vector::front rather than std::vector::data.
5468 2009-12-28 Ian Lance Taylor <iant@google.com>
5470 * symtab.h (class Symbol_table): Add enum Defined.
5471 * resolve.cc (Symbol_table::should_override): Add defined
5472 parameter. Change all callers. Test whether object is NULL
5473 before calling a method on it.
5474 (Symbol_table::report_resolve_problem): Add defined parameter.
5476 (Symbol_table::should_override_with_special): Likewise.
5477 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5478 parameter. Change all callers.
5479 (Symbol_table::do_define_in_output_data): Likewise.
5480 (Symbol_table::define_in_output_segment): Likewise.
5481 (Symbol_table::do_define_in_output_segment): Likewise.
5482 (Symbol_table::define_as_constant): Likewise.
5483 (Symbol_table::do_define_as_constant): Likewise.
5484 * script.h (class Symbol_assignment): Add is_defsym parameter to
5485 constructor; change all callers.
5486 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5487 parameter. Change all callers. Add is_defsym_ field.
5488 (class Parser_closure): Add parsing_defsym parameter to
5489 constructor; change all callers. Add parsing_defsym accessor
5490 function. Add parsing_defsym_ field.
5492 2009-12-28 Ian Lance Taylor <iant@google.com>
5494 * gold.cc (queue_middle_tasks): Fix formatting.
5495 * object.cc (Relobj::is_section_name_included): Likewise.
5497 2009-12-23 Ian Lance Taylor <iant@google.com>
5499 * i386.cc (Target_i386::do_calls_non_split): Recognize
5500 -fsplit-stack prologue for a function with a static chain.
5501 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5502 -fsplit-stack prologue when using %r11.
5504 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5506 * options.cc (General_options::parse_version): Make -v continue and do
5507 the link like GNU ld does.
5509 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5511 * Makefile.am (CCFILES): Add timer.cc.
5512 (HFILES): Add timer.h.
5513 * configure.ac: Check for sysconf and times.
5514 * main.cc: include timer.h.
5515 (main): Use Timer instead of get_run_time.
5518 * workqueue.cc: include timer.h.
5519 (Workqueue::find_and_run_task):
5520 Report user, sys and wall time.
5521 * Makefile.in: Regenerate.
5522 * config.in: Regenerate.
5523 * configure: Regenerate.
5525 2009-12-16 Doug Kwan <dougkwan@google.com>
5527 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5529 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5530 relaxed input sections.
5531 * output.cc (Output_section::find_relaxed_input_section): Change
5532 return type to Output_relaxed_input_section pointer. Adjust code
5533 for new type of relaxed_input_section_map_.
5534 * output.h (Output_section::find_relaxed_input_section): Change
5535 return type to Output_relaxed_input_section pointer.
5536 (Output_section::Output_relaxed_input_section_by_input_section_map):
5538 (Output_section::relaxed_input_section_map_): Change type to
5539 Output_section::Output_relaxed_input_section_by_input_section_map.
5540 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5543 2009-12-15 Ian Lance Taylor <iant@google.com>
5545 * layout.cc (Layout::create_shstrtab): Only write out after input
5546 sections if we are compressing debug sections.
5548 2009-12-15 Ian Lance Taylor <iant@google.com>
5550 * archive.cc (Archive::add_symbols): Only look up a symbol without
5551 a version if there is, in fact, a version.
5553 2009-12-14 Ian Lance Taylor <iant@google.com>
5555 Revert -Wshadow changes, all changes from:
5556 2009-12-11 Doug Kwan <dougkwan@google.com>
5557 2009-12-11 Nick Clifton <nickc@redhat.com>
5558 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5560 2009-12-11 Doug Kwan <dougkwan@google.com>
5562 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5564 * attributes.cc (Object_attribute::size): Ditto.
5565 (Attributes_section_data::size): Ditto.
5566 (Attributes_section_data::Attributes_section_data): Ditto.
5567 (Output_attributes_section_data::do_write): Ditto.
5568 * attributes.h (Object_attribute::set_type): Ditto.
5569 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5571 2009-12-11 Nick Clifton <nickc@redhat.com>
5573 * archive.cc: Fix shadowed variable warnings.
5575 * compressed_output.cc: Likewise.
5576 * compressed_output.h: Likewise.
5577 * configure: Likewise.
5578 * dwarf_reader.cc: Likewise.
5579 * dynobj.cc: Likewise.
5580 * dynobj.h: Likewise.
5581 * ehframe.cc: Likewise.
5582 * ehframe.h: Likewise.
5583 * errors.cc: Likewise.
5584 * expression.cc: Likewise.
5585 * fileread.cc: Likewise.
5586 * fileread.h: Likewise.
5587 * freebsd.h: Likewise.
5588 * i386.cc: Likewise.
5590 * incremental.h: Likewise.
5591 * layout.cc: Likewise.
5592 * layout.h: Likewise.
5593 * mapfile.cc: Likewise.
5594 * merge.cc: Likewise.
5595 * merge.h: Likewise.
5596 * object.cc: Likewise.
5597 * object.h: Likewise.
5598 * options.h: Likewise.
5599 * output.cc: Likewise.
5600 * output.h: Likewise.
5601 * parameters.cc: Likewise.
5602 * plugin.cc: Likewise.
5603 * powerpc.cc: Likewise.
5604 * reduced_debug_output.cc: Likewise.
5605 * reduced_debug_output.h: Likewise.
5606 * reloc.cc: Likewise.
5607 * reloc.h: Likewise.
5608 * resolve.cc: Likewise.
5609 * script-sections.cc: Likewise.
5610 * script.cc: Likewise.
5611 * script.h: Likewise.
5612 * sparc.cc: Likewise.
5613 * symtab.cc: Likewise.
5614 * symtab.h: Likewise.
5615 * target-select.cc: Likewise.
5616 * target-select.h: Likewise.
5617 * token.h: Likewise.
5618 * workqueue.cc: Likewise.
5619 * workqueue.h: Likewise.
5620 * x86_64.cc: Likewise.
5622 2009-12-10 Doug Kwan <dougkwan@google.com>
5624 * arm.cc (attributes.h): New include.
5625 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5626 (Arm_relobj::~Arm_relobj): Delete object pointed by
5627 attributes_section_data_.
5628 (Arm_relobj::attributes_section_data): New method definition.
5629 (Arm_relobj::attributes_section_data_): New data member declaration.
5630 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5631 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5632 attributes_section_data_.
5633 (Arm_dynobj::attributes_section_data): New method definition.
5634 (Arm_dynobj::attributes_section_data_): New data member declaration.
5635 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5636 initialization value of may_use_blx_ to false.
5637 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5638 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5639 object attributes to compute results instead of hard-coding.
5640 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5641 Target_arm::get_secondary_compatible_arch,
5642 Target_arm::set_secondary_compatible_arch
5643 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5644 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5645 New method declarations.
5646 (Target_arm::get_aeabi_object_attribute): New method definition.
5647 (Target_arm::attributes_section_data_): New data member declaration.
5648 (read_arm_attributes_section): New template definition.
5649 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5650 (Arm_dynobj::do_read_symbols): Ditto.
5651 (Target_arm::do_finalize_sections): Merge attributes sections from
5652 input. Check for BLX use after attributes section merging.
5653 Fix __exidx_start and __exidx_end visibility. Create an
5654 .ARM.attributes section if necessary.
5655 (Target_arm::get_secondary_compatible_arch,
5656 Target_arm::set_secondary_compatible_arch,
5657 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5658 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5659 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5660 New method definitions.
5662 2009-12-09 Ian Lance Taylor <iant@google.com>
5664 * plugin.cc (Plugin::load): Don't cast from void* to a function
5667 2009-12-09 Ian Lance Taylor <iant@google.com>
5669 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5672 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5674 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5675 Replace two_file_shared_1.so with two_file_shared_2.so.
5676 * testsuite/Makefile.in: Regenerated.
5678 2009-12-08 Doug Kwan <dougkwan@google.com>
5680 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5681 (HFILES): Add attributes.h and int_encoding.h.
5682 * Makefile.in: Regenerate.
5683 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5684 function definitions to int_encoding.cc
5685 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5686 prototypes to int_encoding.h
5687 * reduced_debug_output.cc (int_encoding.h): New include.
5688 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5689 function definitions to int_encoding.cc
5690 (insert_into_vector, read_from_pointer): Move template definitions to
5692 * attributes.cc: New file.
5693 * attributes.h: New file.
5694 * int_encoding.cc: New file.
5695 * int_encoding.h: New file.
5697 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5700 * incremental-dump.cc (dump_incremental_inputs): New.
5701 (main): Use dump_incremental_inputs.
5703 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5706 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5707 checking elfcpp::STT_FUNC.
5708 (Target_i386::Relocate::relocate): Likewise.
5709 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5711 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5712 symbols from shared libraries into normal FUNC symbols.
5714 * symtab.h (Symbol): Add is_func and use it.
5716 2009-12-05 Doug Kwan <dougkwan@google.com>
5718 * arm.cc (Target_arm::arm_info): Initialize new fields
5719 attributes_section and attributes_vendor.
5720 * i386.cc (Target_i386::i386_info): Same.
5721 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5722 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5723 fields attributes_section and attributes_vendor.
5724 * sparc.cc (Target_sparc::sparc_info): Same.
5725 * target.h (Target::attributes_section, Target::attributes_vendor,
5726 Target::is_attributes_section, Target::attribute_arg_type,
5727 Target::attributes_order): New method definitions.
5728 (Target::Target_info::attributes_section,
5729 Target::Target_info::attributes_vendor): New fields.
5730 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5731 virtual method definitions.
5732 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5733 attributes_section and attributes_vendor.
5734 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5736 2009-12-05 Doug Kwan <dougkwan@google.com>
5738 * arm.cc: Update comments about interworking and stub generation.
5739 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5740 considered as non-PIC.
5741 (Arm_relocate_functions::base_abs): Fix formatting.
5742 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5743 of function to use GOT entry address instead of offset.
5744 (Target_arm::Scan::global): Issue an error if a symbol would need a
5745 PLT does not get one because it is untyped. Remove code to create
5746 dynamic symbols for relative branches.
5747 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5748 takes unsigned integer instead of boolean.
5750 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5752 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5753 (two_file_test_LDADD): Likewise.
5754 (common_test_1_LDADD): Likewise.
5755 (exception_test_LDADD) Likewise.
5756 (weak_test_LDADD): Likewise.
5757 (many_sections_test_LDADD): Likewise.
5758 (initpri1_LDADD): Likewise.
5759 (script_test_1_LDADD): Likewise.
5760 (script_test_2_LDADD): Likewise.
5761 (justsyms_LDADD): Likewise.
5762 (binary_test_LDADD): Likewise.
5763 (large_LDADD): Likewise.
5764 * testsuite/Makefile.in: Regenerated.
5766 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5768 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5769 (Symbol_table::override_with_special): Likewise.
5770 (Symbol_table::add_from_object): Likewise.
5772 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5774 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5775 Don't set the data_offset twice.
5777 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5779 * testsuite/Makefile.in: Regenerate.
5781 2009-12-03 Doug Kwan <dougkwan@google.com>
5783 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5784 (Target_arm::do_finalize_sections): Add parameter for symbol table
5785 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5786 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5787 parameter for symbol table pointer.
5788 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5789 an additional parameter for a pointer to symbol table.
5790 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5791 parameter for a symbol table pointer.
5792 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5793 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5795 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5796 parameter for a symbol table pointer.
5798 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5800 * incremental.cc (Incremental_inputs_header)
5801 (Incremental_inputs_header_write, Incremental_inputs_entry)
5802 (Incremental_inputs_entry_write): Move ...
5803 * incremental.h (Incremental_inputs_header)
5804 (Incremental_inputs_header_write, Incremental_inputs_entry)
5805 (Incremental_inputs_entry_write): here.
5807 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5809 * incremental.cc (make_sized_incremental_binary): Set the target.
5810 Error if it is incompatible.
5811 * output.h (Output_file): Add filename method.
5813 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5815 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5816 from the get_* methods.
5818 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5820 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5821 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5822 Write 0 for the data_offset of scripts.
5824 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5826 * testsuite/Makefile.am: Add the incremental_test.sh test.
5827 * testsuite/incremental_test.sh: New.
5828 * testsuite/incremental_test_1.c: New.
5829 * testsuite/incremental_test_2.c: New.
5831 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5833 * incremental-dump.cc (main): Fix typos.
5835 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5838 * incremental-dump.cc (main): Use llu to print 64 bit values.
5840 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5841 H.J. Lu <hongjiu.lu@intel.com>
5843 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5845 (incremental_dump_LDADD): Likewise.
5846 * Makefile.in: Regenerated.
5848 2009-11-25 Doug Kwan <dougkwan@google.com>
5852 2009-11-25 Doug Kwan <dougkwan@google.com>
5854 * arm.cc (Target_arm::Target_arm): Move method definition
5855 outside of class definition. Add code to handle
5856 --target1-rel, --target1-abs and --target2= options.
5857 (Target_arm::get_reloc_reloc_type): Change method to be
5858 non-static and const.
5859 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5860 New data member declaration.
5861 (Target_arm::Scan::local, Target_arm::Scan::global,
5862 Target_arm::Relocate::relocate,
5863 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5864 Adjust call to Target_arm::get_real_reloc_type.
5865 (Target_arm::get_real_reloc_type): Use command line options
5866 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5867 * options.h (--target1-rel, --target1-abs, --target2): New
5870 2009-11-25 Doug Kwan <dougkwan@google.com>
5872 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5873 class definition. Add code to handle --target1-rel, --target1-abs
5874 and --target2= options.
5875 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5877 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5879 (Target_arm::Scan::local, Target_arm::Scan::global,
5880 Target_arm::Relocate::relocate,
5881 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5882 call to Target_arm::get_real_reloc_type.
5883 (Target_arm::get_real_reloc_type): Use command line options to
5884 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5885 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5888 2009-11-25 Doug Kwan <dougkwan@google.com>
5890 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5891 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5892 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5894 (Arm_relocate_functions::thm_call): Replace body with a call to
5895 Arm_relocate_functions::thumb_branch_common.
5896 (Arm_relocate_functions::thm_jump24,
5897 Arm_relocate_functions::thm_xpc22): New method definitions.
5898 (Arm_relocate_functions::thumb_branch_common): New method definition.
5899 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5901 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5902 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5904 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5906 * Makefile.am: Build incremental-dump
5907 * Makefile.in: Regenerate.
5908 * incremental-dump.cc: New.
5909 * incremental.cc (Incremental_inputs_header_data,
5910 Incremental_inputs_entry_data): Move to incremental.h
5911 * incremental.h: (Incremental_inputs_header_data,
5912 Incremental_inputs_entry_data): Move from incremental.cc
5914 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5916 * incremental.cc (Incremental_inputs_header,
5917 Incremental_inputs_header_write, Incremental_inputs_entry,
5918 Incremental_inputs_entry_write): Add a typedef with the data type.
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): Update comment about which
5925 type has the filed descriptions.
5927 2009-11-15 Doug Kwan <dougkwan@google.com>
5929 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5930 (Arm_relocate_functions::arm_branch_common): Change method defintion
5931 in class definition to a method declaration and update list of formal
5933 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5934 Arm_relocation_functions::jump24): Adjust call to
5935 Arm_relocate_functions::arm_branch_common. Update list of formal
5937 (Arm_relocate_functions::xpc25): New method definition.
5938 (Arm_relocate_functions::arm_branch_common): Move method defintion
5939 out from class definition. Use stubs for mode-switching and extending
5941 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5942 specially. Change code to enable use of stubs in ARM branches.
5944 2009-11-10 Doug Kwan <dougkwan@google.com>
5946 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5947 in method declaration.
5948 (Target_arm::relocate_stub): New method declaration.
5949 (Target_arm::default_target): Change to return a pointer instead of
5951 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5952 Target_arm::default_target.
5953 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5955 (Target_arm::relocate_section): Adjust view.
5956 (Target_arm::relocate_stub): New method definition.
5958 2009-11-10 Doug Kwan <dougkwan@google.com>
5960 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5962 * incremental.cc (open_incremental_binary): Initialized local
5963 variables to avoid warnings.
5964 * object.cc (make_elf_object): Ditto.
5965 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5968 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5971 * testsuite/plugin_test.c: Include "config.h".
5973 2009-11-09 Doug Kwan <dougkwan@google.com>
5975 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5976 (arm_symbol_value): Remove.
5977 (Arm_relocate_functions::arm_branch_common,
5978 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5979 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5980 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5981 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5982 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5983 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5984 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5985 Arm_relocate_functions::thm_mobw_abs_nc,
5986 Arm_relocate_functions::thm_mov_abs,
5987 Arm_relocate_functions::movw_prel_nc,
5988 Arm_relocate_functions::thm_movt_abs,
5989 Arm_relocate_functions::movt_prel,
5990 Arm_relocate_functions::thm_movw_prel_nc,
5991 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5992 (Target_arm::Relocate::relocate): Only decompose address into two
5993 parts if relocation type uses the thumb-bit and pass the actual
5994 bit instead of a flag indicating that the thumb-bit is used. Adjust
5995 calls to methods in Arm_relocate_functions for this change.
5997 2009-11-08 Ian Lance Taylor <iant@google.com>
6000 * reloc.cc: Instantiate
6001 Sized_relobj::initialize_input_to_output_maps and
6002 Sized_relobj:free_input_to_output_maps.
6004 2009-11-06 Ian Lance Taylor <iant@google.com>
6007 * defstd.cc (in_segment): Set only_if_ref true for "end".
6009 2009-11-06 Doug Kwan <dougkwan@google.com>
6011 * arm.cc (class Reloc_stub): Correct a comment.
6012 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6013 (Target_arm::scan_section_for_stubs): New method declaration.
6014 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6015 Change methods from private to protected.
6016 (Target_arm::do_may_relax): New method definition.
6017 (Target_arm::do_relax, Target_arm::group_sections,
6018 Target_arm::scan_reloc_for_stub,
6019 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6020 (Target_arm::arm_input_section_map_): New data member declaration.
6021 (Target_arm::scan_reloc_for_stub,
6022 Target_arm::scan_reloc_section_for_stubs,
6023 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6024 Target_arm::do_relax): New method definitions.
6026 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6028 * configure.ac: Check for (struct stat)::st_mtim
6029 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6030 * config.in: Regenerate.
6031 * configure: Regenerate.
6033 2009-11-05 Ian Lance Taylor <iant@google.com>
6036 * output.cc (Output_segment::add_output_section): Add missing
6039 2009-11-04 Ian Lance Taylor <iant@google.com>
6042 * object.h (class Object): Add is_needed and set_is_needed
6043 methods. Add is_needed_ field. Make bool fields into bitfields.
6044 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6045 defined in a dynamic object and referenced by a regular object,
6046 set is_needed for the dynamic object.
6047 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6048 if the file is marked with as_needed and it is not needed.
6050 2009-11-04 Ian Lance Taylor <iant@google.com>
6053 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6054 tags if data is discarded by linker script.
6055 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6056 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6057 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6058 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6060 2009-11-04 Ian Lance Taylor <iant@google.com>
6062 * layout.cc (Layout::get_output_section): Add is_interp and
6063 is_dynamic_linker_section parameters. Change all callers.
6064 (Layout::choose_output_section): Likewise.
6065 (Layout::make_output_section): Likewise.
6066 (Layout::add_output_section_data): Add is_dynamic_linker_section
6067 parameter. Change all callers.
6068 * layout.h (class Layout): Update declarations.
6069 * output.h (class Output_section): Add is_interp, set_is_interp,
6070 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6071 Add is_interp_, is_dynamic_linker_section_ fields. Change
6072 generate_code_fills_at_write_ to a bitfield.
6073 * output.cc (Output_section::Output_sections): Initialize new
6075 (Output_segment::add_output_section): Add do_sort parameter.
6078 2009-11-03 Ian Lance Taylor <iant@google.com>
6081 * options.h (class General_options): Add --warn-common.
6082 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6083 merging two common symbols.
6084 (Symbol_table::should_override): Handle --warn-common when merging
6085 a common symbol with a defined symbol. Use report_resolve_problem
6086 for multiple definitions.
6087 (Symbol_table::report_resolve_problem): New function.
6088 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6090 2009-11-03 Doug Kwan <dougkwan@google.com>
6092 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6094 (Target_arm::stub_factory): New method definition.
6095 (Target_arm::new_arm_input_section,
6096 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6097 Target_arm::reloc_uses_thumb_bit): New method declarations.
6098 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6099 New type definitions.
6100 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6101 member declarations.
6102 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6103 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6104 New method definitions.
6106 2009-11-03 Ian Lance Taylor <iant@google.com>
6108 * options.h (class General_options): Add --warn_constructors.
6110 2009-11-03 Ian Lance Taylor <iant@google.com>
6113 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6114 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6116 2009-11-03 Ian Lance Taylor <iant@google.com>
6119 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6120 --msgid-bugs-address.
6121 (install-pdf): New target.
6122 (install-data_yes): Look up one directory to find mkinstalldirs.
6124 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6126 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6129 2009-10-30 Doug Kwan <dougkwan@google.com>
6131 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6133 2009-10-30 Doug Kwan <dougkwan@google.com>
6135 * arm.cc (Stub_addend_reader): New struct template definition
6136 and partial specializations.
6137 (Stub_addend_reader::operator()): New method definition for a
6138 partially specialized template.
6140 2009-10-30 Doug Kwan <dougkwan@google.com>
6142 * arm.cc (Arm_relobj::processor_specific_flags): New method
6144 (Arm_relobj::do_read_symbols): New method declaration.
6145 (Arm_relobj::processor_specific_flags_): New data member declaration.
6146 (Arm_dynobj): New class definition.
6147 (Target_arm::do_finalize_sections): Add input_objects parameter.
6148 (Target_arm::do_adjust_elf_header): New method declaration.
6149 (Target_arm::are_eabi_versions_compatible,
6150 (Target_arm::merge_processor_specific_flags): New method declaration.
6151 (Target_arm::do_make_elf_object): New overloaded method definitions
6153 (Arm_relobj::do_read_symbols): New method definition.
6154 (Arm_dynobj::do_read_symbols): Ditto.
6155 (Target_arm::do_finalize_sections): Add input_objects parameters.
6156 Merge processor-specific flags from all input objects.
6157 (Target_arm::are_eabi_versions_compatible,
6158 Target_arm::merge_processor_specific_flags,
6159 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6160 New method definitions.
6161 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6162 Input_objects pointer type parameter.
6163 * layout.cc (Layout::finalize): Pass input objects to target's.
6164 finalize_sections function.
6165 * output.cc (Output_file_header::do_sized_write): Set ELF file
6166 header's processor-specific flags.
6167 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6168 Input_objects pointer type parameter.
6169 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6170 * target.h (Input_objects): New forward class declaration.
6171 (Target::processor_specific_flags,
6172 Target::are_processor_specific_flags_sect): New method definitions.
6173 (Target::finalize_sections): Add input_objects parameter.
6174 (Target::Target): Initialize processor_specific_flags_ and
6175 are_processor_specific_flags_set_.
6176 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6178 (Target::set_processor_specific_flags): New method definition.
6179 (Target::processor_specific_flags_,
6180 Target::are_processor_specific_flags_set_): New data member
6182 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6183 Input_objects pointer type parameter.
6185 2009-10-30 Doug Kwan <dougkwan@google.com>
6187 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6189 2009-10-28 Ian Lance Taylor <iant@google.com>
6191 * object.h (class Relobj): Drop options parameter from
6192 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6193 do_scan_relocs, do_relocate. Change all callers.
6194 (class Sized_relobj): Drop options parameters from
6195 do_gc_process_relocs, do_scan_relocs, do_relocate,
6196 do_relocate_sections, relocate_sections, emit_relocs_scan,
6197 emit_relocs_scan_reltype. Change all callers.
6198 (struct Relocate_info): Remove options field and all references to
6200 * reloc.h (class Read_relocs): Remove options constructor
6201 parameter and options_ field. Change all callers.
6202 (class Gc_process_relocs, class Scan_relocs): Likewise.
6203 (class Relocate_task): Likewise.
6204 * target-reloc.h (scan_relocs): Remove options parameter. Change
6206 (scan_relocatable_relocs): Likewise.
6207 * target.h (class Sized_target): Remove options parameter from
6208 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6210 * gc.h (gc_process_relocs): Remove options parameter. Change all
6212 * arm.cc: Update functions to remove options parameters.
6213 * i386.cc: Likewise.
6214 * powerpc.cc: Likewise.
6215 * sparc.cc: Likewise.
6216 * x86_64.cc: Likewise.
6217 * testsuite/testfile.cc: Likewise.
6219 2009-10-28 Doug Kwan <dougkwan@google.com>
6221 * arm.cc (Arm_relobj): New class definition.
6222 (Arm_relobj::scan_sections_for_stubs,
6223 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6224 New method definitions.
6226 2009-10-28 Cary Coutant <ccoutant@google.com>
6228 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6229 (Plugin::cleanup_done_): New member.
6230 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6231 (Plugin_manager::cleanup_done_): Remove.
6232 (Plugin_manager::add_input_file): Edit error message.
6233 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6234 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6236 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6238 * fileread.cc: (File_read::View::~View): Use the new
6239 data_ownership_ filed.
6240 (File_read::~File_read): Dispose the new whole_file_view_.
6241 (File_read::open): Mmap the whole file if needed.
6242 (File_read::open): Use whole_file_view_ instead of contents_.
6243 (File_read::find_view): Use whole_file_view_ if applicable.
6244 (File_read::do_read): Use whole_file_view_ instead of contents_.
6245 (File_read::make_view): Use whole_file_view_ instead of contents_,
6246 update File_read::View::View call.
6247 (File_read::find_or_make_view): Update File_read::View::View
6249 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6251 (File_read::View::Data_ownership): New enum.
6252 (File_read::View::View): Replace bool mapped_ with Data_ownership
6254 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6255 (File_read::View::data_ownership_): New field.
6256 (File_read::contents_): Remove (replaced by whole_file_view_).
6257 (File_read::whole_file_view_): New field.
6258 * options.h (class General_options): Add --keep-files-mapped.
6260 2009-10-27 Cary Coutant <ccoutant@google.com>
6262 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6263 * testsuite/Makefile.am (plugin_test_5): New test case.
6264 * testsuite/Makefile.in: Regenerate.
6266 2009-10-25 Doug Kwan <dougkwan@google.com>
6268 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6269 from private to protected to allow access by child class.
6270 (Sized_relobj::do_relocate_sections): New method declaration.
6271 (Sized_relobj::relocate_sections): Virtualize.
6272 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6273 Sized_relobj::relocate_sections. Instantiate template explicitly
6274 for different target sizes and endianity.
6276 2009-10-24 Doug Kwan <dougkwan@google.com>
6278 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6279 (Arm_input_section::as_arm_input_section): New method.
6280 (Arm_output_section): New class definition.
6281 (Arm_output_section::create_stub_group,
6282 Arm_output_section::group_sections): New method definitions.
6284 2009-10-22 Doug Kwan <dougkwan@google.com>
6286 * arm.cc (Arm_input_section): New class definition.
6287 (Arm_input_section::init, Arm_input_section:do_write,
6288 Arm_input_section::set_final_data_size,
6289 Arm_input_section::do_reset_address_and_file_offset): New method
6292 2009-10-21 Doug Kwan <dougkwan@google.com>
6294 * arm.cc (Stub_table, Arm_input_section): New forward class
6296 (Stub_table): New class defintion.
6297 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6298 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6299 New method definition.
6301 2009-10-21 Doug Kwan <dougkwan@google.com>
6303 * arm.cc: Update copyright comments.
6304 (Target_arm): New forward class template declaration.
6305 (Arm_address): New type.
6306 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6307 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6308 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6310 (Insn_template): Same.
6311 (DEF_STUBS): New macro.
6312 (Stub_type): New enum type.
6313 (Stub_template): New class definition.
6316 (Stub_factory): Same.
6317 (Target_arm::Target_arm): Initialize may_use_blx_ and
6318 should_force_pic_veneer_.
6319 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6320 Target_arm::should_force_pic_veneer,
6321 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6322 Target_arm::using_thumb_only, Target_arm:;default_target): New
6324 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6325 New data member declarations.
6326 (Insn_template::size, Insn_template::alignment): New method defintions.
6327 (Stub_template::Stub_template): New method definition.
6328 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6329 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6330 (Stub_factory::Stub_factory): New method definition.
6331 * gold.h (string_hash): New template.
6332 * output.h (Input_section_specifier::hash_value): Use
6334 (Input_section_specifier::string_hash): Remove.
6335 * stringpool.cc (Stringpool_template::string_hash): Use
6338 2009-10-20 Doug Kwan <dougkwan@google.com>
6340 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6341 symbols of relaxed input sections.
6342 * output.h (Output_section::find_relaxed_input_section): Make
6345 2009-10-16 Doug Kwan <dougkwan@google.com>
6347 * dynobj.cc (Versions::Versions): Initialize version_script_.
6348 Only insert base version symbol definition for a shared object
6349 if version script defines any version versions.
6350 (Versions::define_base_version): New method definition.
6351 (Versions::add_def): Check that base version is not needed.
6352 (Versions::add_need): Define base version lazily.
6353 * dynobj.h (Versions::define_base_version): New method declaration.
6354 (Versions::needs_base_version_): New data member declaration.
6355 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6356 (check_DATA): Add no_version_test.stdout.
6357 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6359 * testsuite/Makefile.in: Regenerate.
6360 * testsuite/no_version_test.c: New file.
6361 * testsuite/no_version_test.sh: Ditto.
6363 2009-10-16 Doug Kwan <dougkwan@google.com>
6365 * expression.cc (class Segment_start_expression): New class definition.
6366 (Segment_start_expression::value): New method definition.
6367 (script_exp_function_segment_start): Return a new
6368 Segment_start_expression.
6369 * gold/script-c.h (script_saw_segment_start_expression): New function
6371 * script-sections.cc (Script_sections::Script_sections): Initialize
6372 SAW_SEGMENT_START_EXPRESSION_ to false.
6373 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6374 and -Tbbs options to specify section addresses if given in
6375 command line and no SEGMENT_START expression is seen in a script.
6376 * script-sections.h (Script_sections::saw_segment_start_expression,
6377 Script_sections::set_saw_segment_start_expression): New method
6379 (Script_sections::saw_segment_start_expression_): New data member
6381 * script.cc (script_saw_segment_start_expression): New function.
6382 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6383 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6384 script_test_7.sh and script_test_8.sh.
6385 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6386 script_test_8.stdout.
6387 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6388 (script_test_6, script_test_6.stdout, script_test_7,
6389 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6390 * Makefile.in: Regenerate.
6391 * testsuite/script_test_6.sh: New file.
6392 * testsuite/script_test_6.t: Same.
6393 * testsuite/script_test_7.sh: Same.
6394 * testsuite/script_test_7.t: Same.
6395 * testsuite/script_test_8.sh: Same.
6397 2009-10-16 Doug Kwan <dougkwan@google.com>
6399 * output.cc (Output_segment::set_section_list_address): Cast
6400 expressions to unsigned long long type to avoid format warnings.
6402 2009-10-15 Ian Lance Taylor <iant@google.com>
6404 * script.cc (Script_options::add_symbol_assignment): Always add a
6405 dot assignment to script_sections_.
6406 * script-sections.cc (Script_sections::add_dot_assignment):
6407 Initialize if necessary.
6409 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6410 program headers with no load segment if there is a linker script.
6412 * layout.cc (Layout::set_segment_offsets): Align the file offset
6413 to the segment aligment for -N or -n with no load segment.
6414 * output.cc (Output_segment::add_output_section): Don't crash if
6415 the first section is a TLS section.
6416 (Output_segment::set_section_list_addresses): Print an error
6417 message if the address moves backward in a linker script.
6418 * script-sections.cc
6419 (Output_section_element_input::set_section_addresses): Don't
6420 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6421 (Orphan_output_section::set_section_addresses): Likewise.
6423 2009-10-15 Doug Kwan <dougkwan@google.com>
6425 * layout.cc (Layout::finish_dynamic_section): Generate tags
6426 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6427 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6428 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6430 2009-10-14 Ian Lance Taylor <iant@google.com>
6432 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6434 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6435 data_shdr fields of relinfo.
6436 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6437 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6438 R_386_TLS_LDO_32, adjust based on section flags.
6439 (Target_i386::Relocate::fix_up_ldo): Remove.
6441 2009-10-13 Ian Lance Taylor <iant@google.com>
6443 Add support for -pie.
6444 * options.h (class General_options): Add -pie and
6446 (General_options::output_is_position_independent): Test -pie.
6447 (General_options::output_is_executable): Return true if not shared
6448 and not relocatable.
6449 (General_options::output_is_pie): Remove.
6450 * options.cc (General_options::finalize): Reject incompatible uses
6452 * gold.cc (queue_middle_tasks): A -pie link is not static.
6453 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6454 * symtab.cc (Symbol::final_value_is_known): Return false if
6455 output_is_position_independent.
6456 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6457 output_is_position_independent.
6458 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6459 output_is_position_independent.
6460 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6461 output_is_position_independent.
6462 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6464 (basic_pie_test.o, basic_pie_test): New targets.
6465 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6466 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6467 (two_file_pie_test): New target.
6468 * testsuite/Makefile.in: Rebuild.
6469 * README: Remove note saying that -pie is not supported.
6471 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6473 * options.h (class General_options): Add -init and -fini.
6474 * layout.cc (Layout::finish_dynamic_section): Emit
6475 given init and fini functions.
6477 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6479 * gc.h (gc_process_relocs): Check if icf is enabled using new
6481 * gold.cc (queue_initial_tasks): Likewise.
6482 (queue_middle_tasks): Likewise.
6483 * object.cc (do_layout): Likewise.
6484 * symtab.cc (is_section_folded): Likewise.
6485 * main.cc (main): Likewise.
6486 * reloc.cc (Read_relocs::run): Likewise.
6487 (Sized_relobj::do_scan_relocs): Likewise.
6488 * icf.cc (is_function_ctor_or_dtor): New function.
6489 (Icf::find_identical_sections): Check if function is ctor or dtor when
6491 * options.h (General_options::icf): Change option to be an enum.
6492 (Icf_status): New enum.
6493 (icf_enabled): New method.
6494 (icf_safe_folding): New method.
6495 (set_icf_status): New method.
6496 (icf_status_): New variable.
6497 * (options.cc) (General_options::finalize): Set icf_status_.
6498 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6499 icf_test and icf_keep_unique_test to use the --icf enum flag.
6500 * testsuite/icf_safe_test.sh: New file.
6501 * testsuite/icf_safe_test.cc: New file.
6503 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6505 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6506 includes to gc.h and icf.h.
6507 * arm.cc: Include gc.h.
6508 * gold.cc: Likewise.
6509 * i386.cc: Likewise.
6510 * powerpc.cc: Likewise.
6511 * sparc.cc: Likewise.
6512 * x86_64.cc: Likewise.
6513 * gc.h: Include icf.h.
6515 2009-10-11 Ian Lance Taylor <iant@google.com>
6517 * plugin.cc: Include "gold.h" before other header files.
6519 2009-10-10 Chris Demetriou <cgd@google.com>
6521 * options.h (Input_file_argument::Input_file_type): New enum.
6522 (Input_file_argument::is_lib_): Replace with...
6523 (Input_file_argument::type_): New member.
6524 (Input_file_argument::Input_file_argument): Take Input_file_type
6525 'type' rather than boolean 'is_lib' as second argument.
6526 (Input_file_argument::is_lib): Use type_.
6527 (Input_file_argument::is_searched_file): New function.
6528 (Input_file_argument::may_need_search): Handle is_searched_file.
6529 * options.cc (General_options::parse_library): Support -l:filename.
6530 (General_options::parse_just_symbols): Update for Input_file_argument
6532 (Command_line::process): Likewise.
6533 * archive.cc (Archive::get_file_and_offset): Likewise.
6534 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6535 * script.cc (read_script_file, script_add_file): Likewise.
6536 * fileread.cc (Input_file::Input_file): Likewise.
6537 (Input_file::will_search_for): Handle is_searched_file.
6538 (Input_file::open): Likewise.
6539 * readsyms.cc (Read_symbols::get_name): Likewise.
6540 * testsuite/Makefile.am (searched_file_test): New test.
6541 * testsuite/Makefile.in: Regenerate.
6542 * testsuite/searched_file_test.cc: New file.
6543 * testsuite/searched_file_test_lib.cc: New file.
6545 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6546 Ian Lance Taylor <iant@google.com>
6548 * descriptor.cc: Include <cstdio> and "binary-io.h".
6549 (Descriptors::open): Open the files in binary mode always.
6550 * script.cc (Lex::get_token): Treat \r as whitespace.
6552 2009-10-09 Ian Lance Taylor <iant@google.com>
6554 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6556 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6557 Ian Lance Taylor <iant@google.com>
6559 * configure.ac: Check for readv function also.
6560 * fileread.cc (readv): Define if not HAVE_READV.
6561 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6563 * config.in: Regenerate.
6564 * configure: Regenerate.
6566 2009-10-09 Doug Kwan <dougkwan@google.com>
6568 * layout.cc (Layout::make_output_section): Call target hook to make
6569 ordinary output section.
6570 (Layout::finalize): Adjust parameter list of call the
6571 Target::may_relax().
6572 * layout.h (class Layout::section_list): New method.
6573 * merge.h (Output_merge_base::entsize): Change visibility to public.
6574 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6576 (Output_merge_string::do_is_string): New method.
6577 * object.cc (Sized_relobj::do_setup): renamed from
6578 Sized_relobj::set_up.
6579 * object.h (Sized_relobj::adjust_shndx,
6580 Sized_relobj::initializ_input_to_output_maps,
6581 Sized_relobj::free_input_to_output_maps): Change visibilities to
6583 (Sized_relobj::setup): Virtualize.
6584 (Sized_relobj::do_setup): New method declaration.
6585 (Sized_relobj::invalidate_section_offset,
6586 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6587 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6588 * options.cc (parse_int): New function.
6589 * options.h (parse_int): New declaration.
6590 (DEFINE_int): New macro.
6591 (stub_group_size): New option.
6592 * output.cc (Output_section::Output_section): Initialize memebers
6593 merge_section_map_, merge_section_by_properties_map_,
6594 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6595 (Output_section::add_input_section): Handled deferred code-fill
6596 generation and remove an old comment.
6597 (Output_section::add_relaxed_input_section): New method definition.
6598 (Output_section::add_merge_input_section): Use merge section by
6599 properties map to speed to search. Update merge section maps
6601 (Output_section::build_relaxation_map): New method definition.
6602 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6604 (Output_section::relax_input_section): Renamed to
6605 Output_section::convert_input_sections_to_relaxed_sections and change
6606 interface to take a vector of pointers to relaxed sections.
6607 (Output_section::find_merge_section,
6608 Output_section::find_relaxed_input_section): New method definitions.
6609 (Output_section::is_input_address_mapped,
6610 Output_section::output_offset, Output_section::output_address):
6611 Use output section data maps to speed up searching.
6612 (Output_section::find_starting_output_address): Add comments.
6613 (Output_section::do_write,
6614 Output_section::write_to_postprocessing_buffer): Do code-fill
6615 generation as appropriate.
6616 (Output_section::get_input_sections): Invalidate relaxed input section
6618 (Output_section::restore_states): Adjust type of checkpoint .
6619 Invalidate relaxed input section map.
6620 * output.h (Output_merge_base): New class declaration.
6621 (Input_section_specifier): New class defintion.
6622 (class Output_relaxed_input_section) Change base class to
6623 Output_section_data_build.
6624 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6625 base class initializer.
6626 (Output_section::add_relaxed_input_section): New method declaration.
6627 (Output_section::Input_section): Change visibility to protected.
6628 (Output_section::Input_section::relobj,
6629 Output_section::Input_section::shndx): Handle relaxed input sections.
6630 Output_section::input_sections) Change visibility to protected. Also
6631 define overload to return a non-const pointer.
6632 (Output_section::Merge_section_properties): New class defintion.
6633 (Output_section::Merge_section_by_properties_map,
6634 Output_section::Output_section_data_by_input_section_map,
6635 Output_section::Relaxation_map): New types.
6636 (Output_section::relax_input_section): Rename method to
6637 Output_section::convert_input_sections_to_relaxed_sections and change
6638 interface to take a vector of relaxed section pointers.
6639 (Output_section::find_merge_section,
6640 Output_section::find_relaxed_input_section,
6641 Output_section::build_relaxation_map,
6642 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6643 New method declarations.
6644 (Output_section::merge_section_map_
6645 Output_section::merge_section_by_properties_map_,
6646 Output_section::relaxed_input_section_map_,
6647 Output_section::is_relaxed_input_section_map_valid_,
6648 Output_section::generate_code_fills_at_write_): New data members.
6649 * script-sections.cc
6650 (Output_section_element_input::set_section_addresses): Call
6651 current_data_size and addralign methods of relaxed input sections.
6652 (Orphan_output_section::set_section_addresses): Call current_data_size
6653 and addralign methods of relaxed input sections.
6654 * symtab.cc (Symbol_table::compute_final_value): Extract template
6655 from the body of Symbol_table::sized_finalize_symbol.
6656 (Symbol_table::sized_finalized_symbol): Call
6657 Symbol_table::compute_final_value.
6658 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6659 (Symbol_table::compute_final_value): New templated method declaration.
6660 * target.cc (Target::do_make_output_section): New method defintion.
6661 * target.h (Target::make_output_section): New method declaration.
6662 (Target::relax): Add more parameters for input objects, symbol table
6663 and layout. Adjust call to do_relax.
6664 (Target::do_make_output_section): New method declaration.
6665 (Target::do_relax): Add parameters for input objects, symbol table
6668 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6670 * pread.c: Include stdio.h.
6672 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6674 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6677 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6679 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6680 Change read_shndx type to unsigned int.
6681 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6683 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6684 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6685 Change read_shndx type to unsigned int.
6686 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6688 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6689 * layout.cc (Layout::create_symtab_sections): Cast the result of
6690 local_symcount * symsize to off_t in the gold_assert.
6692 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6694 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6695 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6697 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6698 (Arm_relocate_functions::thm_abs5): New function.
6699 (Arm_relocate_functions::abs12): New function.
6700 (Arm_relocate_functions::abs16): New function.
6701 (Arm_relocate_functions::base_abs): New function.
6702 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6703 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6704 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6706 (Scan::global): Likewise.
6707 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6708 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6709 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6710 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6713 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6715 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6716 (Arm_relocate_functions::movt_prel): New function.
6717 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6718 (Arm_relocate_functions::thm_movt_prel): New function.
6719 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6720 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6721 (Scan::global, Relocate::relocate): Likewise.
6722 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6724 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6726 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6727 Incremental_checker.
6728 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6730 (class Incremental_inputs_header): New class.
6731 (Incremental_inputs_header_writer): Edit comment.
6732 (Incremental_inputs_entry): New class.
6733 (Incremental_inputs_entry_writer): Edit comment.
6734 (Sized_incremental_binary::do_find_incremental_inputs_section):
6735 Add *strtab_shndx parameter, fill it.
6736 (Sized_incremental_binary::do_check_inputs): New method.
6737 (Incremental_checker::can_incrementally_link_output_file): Use
6738 Sized_incremental_binary::check_inputs.
6739 (Incremental_inputs::report_command_line): Save command line in
6742 (Incremental_binary::find_incremental_inputs_section): New
6744 (Incremental_binary::do_find_incremental_inputs_section): Add
6745 strtab_shndx parameter.
6746 (Incremental_binary::do_check_inputs): New pure virtual method.
6747 (Sized_incremental_binary::do_check_inputs): Declare.
6748 (Incremental_checker::Incremental_checker): Add incremental_inputs
6749 parameter, use it to initialize incremental_inputs_.
6750 (Incremental_checker::incremental_inputs_): New field.
6751 (Incremental_checker::command_line): New method.
6752 (Incremental_checker::inputs): New method.
6753 (Incremental_checker::command_line_): New field.
6755 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6757 * incremental.cc: Include <cstdarg> and "target-select.h".
6758 (vexplain_no_incremental): New function.
6759 (explain_no_incremental): New function.
6760 (Incremental_binary::error): New method.
6761 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6763 (make_sized_incremental_binary): New function.
6764 (open_incremental_binary): New function.
6765 (can_incrementally_link_file): Add checks if output is ELF and has
6767 * incremental.h: Include "elfcpp_file.h" and "output.h".
6768 (Incremental_binary): New class.
6769 (Sized_incremental_binary): New class.
6770 (open_incremental_binary): Declare.
6771 * object.cc (is_elf_object): Use
6772 elfcpp::Elf_recognizer::is_elf_file.
6773 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6774 * output.h (Output_file::filesize): New method.
6776 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6778 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6780 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6781 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6783 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6785 (Arm_relocate_functions::movw_abs_nc): New function.
6786 (Arm_relocate_functions::movt_abs): New function.
6787 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6788 (Arm_relocate_functions::thm_movt_abs): New function.
6789 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6790 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6791 (Scan::global): Likewise.
6792 (Relocate::relocate): Likewise.
6793 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6795 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6797 * arm.cc (Arm_relocate_functions::got_prel) New function.
6798 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6799 (Relocate::relocate): Likewise.
6800 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6802 2009-10-06 Ian Lance Taylor <iant@google.com>
6804 * options.h (class General_options): Define
6805 split_stack_adjust_size parameter.
6806 * object.h (class Object): Add uses_split_stack_ and
6807 has_no_split_stack_ fields. Add uses_split_stack and
6808 has_no_split_stack accessor functions. Declare
6809 handle_split_stack_section.
6810 (class Reloc_symbol_changes): Define.
6811 (class Sized_relobj): Define Function_offsets. Declare
6812 split_stack_adjust, split_stack_adjust_reltype, and
6814 * object.cc (Object::handle_split_stack_section): New function.
6815 (Sized_relobj::do_layout): Call handle_split_stack_section.
6816 * dynobj.cc (Sized_dynobj::do_layout): Call
6817 handle_split_stack_section.
6818 * reloc.cc (Sized_relobj::relocate_sections): Call
6819 split_stack_adjust for executable sections in split_stack
6820 objects. Pass reloc_map to relocate_section.
6821 (Sized_relobj::split_stack_adjust): New function.
6822 (Sized_relobj::split_stack_adjust_reltype): New function.
6823 (Sized_relobj::find_functions): New function.
6824 * target-reloc.h: Include "object.h".
6825 (relocate_section): Add reloc_symbol_changes parameter. Change
6827 * target.h (class Target): Add calls_non_split method. Declare
6828 do_calls_non_split virtual method. Declare match_view and
6830 * target.cc: Include "elfcpp.h".
6831 (Target::do_calls_non_split): New function.
6832 (Target::match_view): New function.
6833 (Target::set_view_to_nop): New function.
6834 * gold.cc (queue_middle_tasks): Give an error if mixing
6835 split-stack and non-split-stack objects with -r.
6836 * i386.cc (Target_i386::relocate_section): Add
6837 reloc_symbol_changes parameter.
6838 (Target_i386::do_calls_non_split): New function.
6839 * x86_64.cc (Target_x86_64::relocate_section): Add
6840 reloc_symbol_changes parameter.
6841 (Target_x86_64::do_calls_non_split): New function.
6842 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6844 * powerpc.cc (Target_powerpc::relocate_section): Add
6845 reloc_symbol_changes parameter.
6846 * sparc.cc (Target_sparc::relocate_section): Add
6847 reloc_symbol_changes parameter.
6848 * configure.ac: Call AM_CONDITIONAL for the default target.
6849 * configure: Rebuild.
6850 * testsuite/Makefile.am (TEST_AS): New variable.
6851 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6852 (check_DATA): Add split_i386 and split_x86_64 files.
6853 (SPLIT_DEFSYMS): Define.
6854 (split_i386_[1234n].o): New targets.
6855 (split_i386_[124]): New targets.
6856 (split_i386_[1234r].stdout): New targets.
6857 (split_x86_64_[1234n].o): New targets.
6858 (split_x86_64_[124]): New targets.
6859 (split_x86_64_[1234r].stdout): New targets.
6860 (MOSTLYCLEANFILES): Add new executables.
6861 * testsuite/split_i386.sh: New file.
6862 * testsuite/split_x86_64.sh: New file.
6863 * testsuite/split_i386_1.s: New file.
6864 * testsuite/split_i386_2.s: New file.
6865 * testsuite/split_i386_3.s: New file.
6866 * testsuite/split_i386_4.s: New file.
6867 * testsuite/split_i386_n.s: New file.
6868 * testsuite/split_x86_64_1.s: New file.
6869 * testsuite/split_x86_64_2.s: New file.
6870 * testsuite/split_x86_64_3.s: New file.
6871 * testsuite/split_x86_64_4.s: New file.
6872 * testsuite/split_x86_64_n.s: New file.
6873 * testsuite/testfile.cc (Target_test): Update relocation_section
6875 * testsuite/Makefile.in: Rebuild.
6877 2009-10-06 Ian Lance Taylor <iant@google.com>
6879 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6880 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6881 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6882 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6883 the address on ldo_addrs_.
6884 (Target_i386::Relocate::fix_up_ldo): New function.
6886 2009-10-06 Rafael Espindola <espindola@google.com>
6888 * plugin.cc (add_input_library): New.
6889 (Plugin::load): Add add_input_library to tv.
6890 (Plugin_manager::add_input_file): Add the is_lib argument.
6891 (add_input_file): Update call to Plugin_manager::add_input_file.
6892 (add_input_library): New.
6893 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6895 2009-09-30 Doug Kwan <dougkwan@google.com>
6897 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6898 symbol and call Symbol::may_need_copy_reloc to determine if
6899 a copy reloc is needed.
6900 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6901 nocopyreloc is given in command line.
6902 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6903 given in command line.
6904 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6905 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6906 of the removed Target_i386::may_need_copy_reloc.
6907 * options.h (copyreloc): New option with default value false.
6908 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6909 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6910 instead of the removed Target_powerpc::may_need_copy_reloc.
6911 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6912 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6913 instead of the removed Target_sparc::may_need_copy_reloc.
6914 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6915 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6916 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6917 instead of the removed Target_x86_64::may_need_copy_reloc.
6919 2009-09-30 Ian Lance Taylor <iant@google.com>
6921 * object.h (class Object): Remove target_ field, and target,
6922 sized_target, and set_target methods.
6923 (Object::sized_target): Remove.
6924 (class Sized_relobj): Update declarations. Remove sized_target.
6925 * object.cc (Sized_relobj::setup): Remove target parameter.
6927 (Input_objects::add_object): Don't do anything with the target.
6928 (make_elf_sized_object): Add punconfigured parameter. Change all
6929 callers. Set or test parameter target.
6930 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6932 * parameters.cc (Parameters::set_target): Change parameter type to
6934 (Parameters::default_target): Remove.
6935 (set_parameters_target): Change parameter type to be non-const.
6936 (parameters_force_valid_target): New function.
6937 (parameters_clear_target): New function.
6938 * parameters.h (class Parameters): Update declarations. Remove
6939 default_target method. Add sized_target and clear_target
6940 methods. Change target_ to be non-const.
6941 (set_parameters_target): Update declaration.
6942 (parameters_force_valid_target): Declare.
6943 (parameters_clear_target): Declare.
6944 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6945 as NULL if we aren't searching.
6946 (Add_symbols::run): Don't check for compatible target.
6947 * fileread.cc (Input_file::open_binary): Call
6948 parameters_force_valid_target.
6949 * gold.cc (queue_middle_tasks): Likewise.
6950 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6951 set_target on object.
6952 * dynobj.h (class Sized_dynobj): Update declarations.
6953 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6954 make_elf_object returns NULL.
6955 (Archive::include_member): Don't check whether object target is
6957 * output.cc (Output_section::add_input_section): Get target from
6959 (Output_section::relax_input_section): Likewise.
6960 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6962 (Sized_relobj::do_scan_relocs): Likewise.
6963 (Sized_relobj::relocate_sections): Likewise.
6964 * resolve.cc (Symbol_table::resolve): Likewise.
6965 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6966 parameter. Change all callers.
6967 (Symbol_table::add_from_object): Get target from parameters.
6968 (Symbol_table::add_from_relobj): Don't check object target.
6969 (Symbol_table::add_from_dynobj): Likewise.
6970 (Symbol_table::define_special_symbol): Get target from
6972 * symtab.h (class Symbol_table): Update declaration.
6973 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6974 parameter. Change all callers. Clear parameter target.
6975 (Binary_test): Test target here.
6976 * testsuite/object_unittest.cc (gold_testsuite): Remove
6977 target_test_pointer parameter. Change all callers.
6978 (Object_test): Test target here.
6980 2009-09-26 Ian Lance Taylor <iant@google.com>
6982 * testsuite/initpri1.c: Don't try to use constructor priorities if
6983 compiling with gcc before 4.3.
6985 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6987 * testsuite/retain_symbols_file_test.sh (check_present): Change
6988 output file name to retain_symbols_file_test.stdout.
6989 (check_absent): Likewise.
6991 2009-09-18 Craig Silverstein <csilvers@google.com>
6993 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6994 * options.cc: Include <cerrno> and <fstream>.
6995 (General_options::finalize): Parse -retain-symbols-file tag.
6996 * options.h: New flag.
6997 (General_options): New method should_retain_symbol, new
6998 variable symbols_to_retain.
6999 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7000 should_retain_symbol map.
7001 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7002 * testsuite/Makefile.in: Regenerate.
7003 * testsuite/retain_symbols_file_test.sh: New file.
7005 2009-09-18 Nick Clifton <nickc@redhat.com>
7007 * po/es.po: Updated Spanish translation.
7009 2009-09-17 Doug Kwan <dougkwan@google.com>
7011 * debug.h (DEBUG_RELAXATION): New constant.
7012 (DEBUG_ALL): Add DEBUG_RELAXATION.
7013 (debug_string_to_enum): Add relaxation debug option.
7015 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7016 Layout::Relaxation_debug_check::read_sections,
7017 Layout::Relaxation_debug_check::read_sections): New method definitions.
7018 (Layout::Layout): Initialize data members
7019 record_output_section_data_from_scrips_,
7020 script_output_section_data_list_ and relaxation_debug_check_.
7021 (Layout::save_segments, Layout::restore_segments,
7022 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7023 Layout::relaxation_loop_body): New method definitions.
7024 (Layout::finalize): Support relaxation. Move section layout code to
7025 Layout::relaxation_loop_body.
7026 (Layout::set_asection_address_from_script): Move code for orphan
7027 section placement out.
7028 (Layout::place_orphan_sections_in_script): New method definition.
7029 * layout.h (Output_segment_headers, Output_file_header):
7030 New forward class declarations.
7031 (Layout::~Layout): Define.
7032 (Layout::new_output_section_data_from_script): New method definition.
7033 (Layout::place_orphan_sections_in_script): New method declaration.
7034 (Layout::Segment_states): New type declaration.
7035 (Layout::save_segments, Layout::restore_segments,
7036 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7037 Layout::relaxation_loop_body): New method declarations.
7038 (Layout::Output_section_data_list): New type declaration.
7039 (Layout::Relaxation_debug_check): New class definition.
7040 (Layout::record_output_section_data_from_script_,
7041 Layout::script_output_section_data_list_, Layout::segment_states_,
7042 Layout::relaxation_debug_check_): New data members.
7043 * output.cc: (Output_section_headers::do_size): New method definition.
7044 (Output_section_headers::Output_section_headers): Move size
7045 computation to Output_section_headers::do_size.
7046 (Output_segment_headers::do_size): New method definition.
7047 (Output_file_header::Output_file_header): Move size computation to
7048 Output_file_header::do_size and call it.
7049 (Output_file_header::do_size): New method definition.
7050 (Output_data_group::Output_data_group): Adjust call to
7051 Output_section_data.
7052 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7053 (Output_symtab_xindex::do_write): Add array bound check.
7054 (Output_section::Input_section::print_to_mapfile): Handle
7055 RELAXED_INPUT_SECTION_CODE.
7056 (Output_section::Output_section): Initialize data member checkpoint_.
7057 (Output_section::~Output_section): Delete checkpoint object pointed
7059 (Output_section::add_input_section): Always add an Input_section if
7061 (Output_section::add_merge_input_section): Add assert.
7062 (Output_section::relax_input_section): New method definition.
7063 (Output_section::set_final_data_size): Set load address to zero for
7064 an unallocated section.
7065 (Output_section::do_address_and_file_offset_have_reset_values):
7066 New method definition.
7067 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7068 Handle relaxed input section.
7069 (Output_section::sort_attached_input_sections): Checkpoint input
7070 section list lazily.
7071 (Output_section::get_input_sections): Change type of input_sections to
7072 list of Simple_input_section pointers. Checkpoint input section list
7073 lazily. Also handle relaxed input sections.
7074 (Output_section::add_input_section_for_script): Take a reference to
7075 a Simple_input_section object instead of Relobj pointer and section
7076 index as parameter. Handle relaxed input sections.
7077 (Output_section::save_states, Output_section::restore_states): New
7079 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7080 (Output_data::is_data_size_fixed): New method definition.
7081 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7083 (Output_data::address_and_file_offset_have_reset_values): New method
7085 (Output_data::do_address_and_file_offset_have_reset_values): New method
7087 (Output_data::set_data_size): Check that data size is not fixed.
7088 (Output_data::fix_data_size): New method definition.
7089 (Output_data::is_data_size_fixed_): New data member.
7090 (Output_section_headers::set_final_data_size): New method definition.
7091 (Output_section_headers::do_size): New method declaration.
7092 (Output_segment_headers::set_final_data_size): New method definition.
7093 (Output_segment_headers::do_size): New method declaration.
7094 (Output_file_header::set_final_data_size)::New method definition.
7095 (Output_file_header::do_size)::New method declaration.
7096 (Output_section_data::Output_section_data): Add new parameter
7097 is_data_size_fixed and use it to fix data size.
7098 (Output_data_const::Output_data_const): Adjust call to base class
7099 constructor and fix data size.
7100 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7101 base class constructor and fix data size.
7102 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7103 base class constructor and fix data size.
7104 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7105 class constructor and fix data size.
7106 (Output_data_group::set_final_data_size): New method definition.
7107 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7108 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7109 class constructor and fix data size.
7110 (Output_relaxed_input_section): New class definition.
7111 (Output_section::Simple_input_section): New class definition.
7112 (Output_section::get_input_sections): Adjust parameter list.
7113 (Output_section::add_input_section_for_script): Same.
7114 (Output_section::save_states, Output_section::restore_states,
7115 Output_section::do_address_and_file_offset_have_reset_values,
7116 (Output_section::Input_section::Input_section): Handle
7117 RELAXED_INPUT_SECTION_CODE. Add new overload for
7118 Output_relaxed_input_section.
7119 (Output_section::Input_section::is_input_section,
7120 Output_section::Input_section::set_output_section): Handle relaxed
7122 (Output_section::Input_section::is_relaxed_input_section,
7123 Output_section::Input_section::output_section_data,
7124 Output_section::Input_section::relaxed_input_section): New method
7126 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7128 (Output_section::Input_section::u1_): Update comments.
7129 (Output_section::Input_section::u2_): Add new union member poris.
7130 (Output_section::Checkpoint_output_section): New classs definition.
7131 (Output_section::relax_input_section): New method declaration.
7132 (Output_section::checkpoint_): New data member.
7133 (Output_segment): Update comments.
7134 (Output_segment::Output_segment): Un-privatize copy constructor.
7135 (Output_segment::operator=): Un-privatize.
7136 * script-sections.cc (Output_section_element::Input_section_list):
7137 Change element type to Output_section::Simple_input_section.
7138 (Output_section_element_dot_assignment::set_section_addresses):
7139 Register output section data for relaxation clean up.
7140 (Output_data_exression::Output_data_expression): Adjust call to base
7141 constructor to fix data size.
7142 (Output_section_element_data::set_section_addresses): Register
7143 Output_data_expression object for relaxation clean up.
7144 (struct Input_section_info): Replace Relobj pointer and section index
7145 pair with Output_section::Simple_input_section and Convert struct to a
7147 (Input_section_sorter::operator()): Adjust access to
7148 Input_section_info data member to use accessors.
7149 (Output_section_element_input::set_section_addresses): Use layout
7150 parameter. Adjust code to use Output_section::Simple_input_section
7151 and Input_secction_info classes. Register filler for relaxation
7153 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7154 and section index pair with Output_section::Simple_input_section
7155 class. Adjust code accordingly.
7156 (Phdrs_element::release_segment): New method definition.
7157 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7159 (Script_sections::release_segments): New method definition.
7160 * gold/script-sections.h (Script_sections::release_segments): New
7162 * gold/target.h (Target::may_relax, Target::relax,
7163 Target::do_may_relax, Target::do_relax): New method definitions.
7165 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7167 * arm.cc (has_signed_unsigned_overflow): New function.
7168 (Arm_relocate_functions::abs8): New function.
7169 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7170 (Target_arm::Scan::global): Likewise.
7171 (Target_arm::relocate::relocate): Likewise.
7172 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7175 2009-09-16 Cary Coutant <ccoutant@google.com>
7177 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7178 * testsuite/Makefile.in: Regenerate.
7180 2009-09-11 Nick Clifton <nickc@redhat.com>
7182 * po/gold.pot: Updated by the Translation project.
7184 2009-09-08 Cary Coutant <ccoutant@google.com>
7186 * output.cc (Output_file::open): Add execute permission to empty file.
7187 * testsuite/Makefile.am (permission_test): New test.
7188 * testsuite/Makefile.in: Regenerate.
7190 2009-09-02 Ian Lance Taylor <iant@google.com>
7192 * output.cc (Output_file::resize): Call map_no_anonymous rather
7195 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7197 * gold.cc: Include "incremental.h".
7198 (queue_initial_tasks): Call Incremental_checker methods.
7199 * incremental.cc: Include "output.h".
7200 (Incremental_checker::can_incrementally_link_output_file): New
7202 * incremental.h (Incremental_checker): New class.
7204 * output.cc (Output_file::open_for_modification): New method.
7205 (Output_file::map_anonymous): Changed return type to bool. Record
7207 (Output_file::map_no_anonymous): New method, broken out of map.
7208 (Output_file::map): Use map_no_anonymous and map_anonymous.
7209 * output.h (class Output_file): Update declarations.
7211 2009-08-24 Cary Coutant <ccoutant@google.com>
7213 * options.h (Command_line::Pre_options): New class.
7214 (Command_line::pre_options): New member.
7215 * options.cc (gold::options::ready_to_register): New variable.
7216 (One_option::register_option): Do nothing if not registering options.
7217 Assert if same short option registered twice.
7218 (General_options::General_options): Turn off option registration when
7220 (Command_line::Pre_options::Pre_options): New constructor.
7222 2009-08-24 Cary Coutant <ccoutant@google.com>
7224 * options.h (General_options::no_keep_memory): Remove incorrect
7227 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7229 * Makefile.am (am__skiplex, am__skipyacc): New.
7230 * Makefile.in: Regenerate.
7232 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7234 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7235 (INCLUDES): ... this.
7236 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7237 (AM_CPPFLAGS): Renamed from ...
7238 (INCLUDE): ... this.
7239 * Makefile.in, testsuite/Makefile.in: Regenerate.
7241 * Makefile.in: Regenerate.
7242 * aclocal.m4: Likewise.
7243 * config.in: Likewise.
7244 * configure: Likewise.
7245 * testsuite/Makefile.in: Likewise.
7247 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7248 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7249 * Makefile.in: Regenerate.
7250 * testsuite/Makefile.in: Regenerate.
7252 2009-08-19 Cary Coutant <ccoutant@google.com>
7254 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7255 symbols in shared libraries overridden by hidden or internal symbols
7256 in the main program.
7258 2009-08-19 Chris Demetriou <cgd@google.com>
7260 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7261 checking source file names in error messages.
7263 2009-08-18 Doug Kwan <dougkwan@google.com>
7265 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7266 an elcpp::Ehdr as parameter. Adjust call to set_target.
7267 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7268 an elfcpp::Ehdr as parameter.
7269 * object.cc (Object::set_target): Remove the version that looks up
7270 a target and sets it.
7271 (Sized_relobj::setup): Take a Target object instead of
7272 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7273 (make_elf_sized_object): Find target and ask target to
7275 * object.h: (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.
7279 * target.cc: Include dynobj.h.
7280 (Target::do_make_elf_object_implementation): New.
7281 (Target::do_make_elf_object): New.
7282 * target.h (Target::make_elf_object): New template declaration.
7283 (Target::do_make_elf_object): New method declarations.
7284 (Target::do_make_elf_object_implementation): New template declaration.
7286 2009-08-14 Ian Lance Taylor <iant@google.com>
7288 * gold.h (FUNCTION_NAME): Define.
7289 (gold_unreachable): Use FUNCTION_NAME.
7291 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7293 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7294 symbol in the --keep-unique list is not found.
7296 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7298 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7299 been maked as --keep-unique.
7300 (Icf::unfold_section): New function.
7301 * icf.h (Icf::unfold_section): New function.
7302 * options.h (General_options::keep_unique): New option.
7303 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7304 * testsuite/Makefile.in: Regenerate.
7305 * testsuite/icf_keep_unique_test.sh: New file.
7306 * testsuite/icf_keep_unique_test.cc: New file.
7308 2009-08-12 Cary Coutant <ccoutant@google.com>
7311 * resolve.cc (Symbol_table::resolve): Check for references from
7312 dynamic objects to hidden and internal symbols.
7313 * testsuite/Makefile.am (hidden_test.sh): New test.
7314 * testsuite/Makefile.in: Regenerate.
7315 * testsuite/hidden_test.sh: New script.
7316 * testsuite/hidden_test_1.c: New test source.
7317 * testsuite/hidden_test_main.c: New test source.
7319 2009-08-11 Doug Kwan <dougkwan@google.com>
7321 * arm.cc: Update comments.
7322 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7323 segment to locate the .ARM.exidx section if present.
7325 2009-08-09 Doug Kwan <dougkwan@google.com>
7327 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7330 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7331 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7334 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7336 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7337 valid tls_segment only for non-debug-section relocations.
7338 * testsuite/Makefile.am: Add gc_tls_test.
7339 * testsuite/Makefile.in: Regenerate.
7340 * testsuite/gc_tls_test.cc: New file.
7341 * testsuite/gc_tls_test.sh: New file.
7343 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7347 * Makefile.am (CCFILES): Add icf.cc.
7349 * Makefile.in: Regenerate.
7350 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7351 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7352 section, symbol and addend information for the relocs.
7353 * gold.cc (queue_middle_tasks): Call identical code folding.
7354 * gold.h: Add defines for multimap.
7355 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7356 to the call of finalize_local_symbols.
7357 * main.cc (main): Create object of class Icf.
7358 * object.cc (Sized_relobj::do_layout): Allow this function to be
7359 called twice during icf.
7360 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7361 to sections marked as identical by icf.
7362 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7364 (Sized_relobj::do_section_entsize): New function.
7365 * object.h (Object::section_entsize): New function.
7366 (Object::do_section_entsize): New pure virtual function.
7367 (Relobj::finalize_local_symbols): Add new parameter.
7368 (Relobj::do_section_entsize): New function.
7369 * options.h (General_options::icf): New option.
7370 (General_options::icf_iterations): New option.
7371 (General_options::print_icf_sections): New option.
7372 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7373 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7374 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7376 * symtab.cc (Symbol_table::is_section_folded): New function.
7377 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7378 to sections marked as identical by icf.
7379 * symtab.h (Symbol_table::set_icf): New function.
7380 (Symbol_table::icf): New function.
7381 (Symbol_table::is_section_folded): New function.
7382 (Symbol_table::icf_): New data member.
7383 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7384 * testsuite/Makefile.am: Add commands to build icf_test.
7385 * testsuite/Makefile.in: Regenerate.
7386 * testsuite/icf_test.sh: New file.
7387 * testsuite/icf_test.cc: New file.
7389 2009-07-24 Chris Demetriou <cgd@google.com>
7391 * layout.cc (is_compressible_debug_section): Fix incorrect
7392 comment about compressed section names.
7394 2009-07-20 Ian Lance Taylor <ian@airs.com>
7397 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7399 2009-07-16 Ian Lance Taylor <iant@google.com>
7402 * layout.h: #include <map>.
7403 (class Kept_section): Change from struct to class. Add accessors
7404 and setters. Add section size to Comdat_group mapping. Change
7405 Comdat_group to std::map. Add is_comdat_ field. Add
7406 linkonce_size field in union.
7407 (class Layout): Update declaration of find_or_add_kept_section.
7408 Don't declare find_kept_object.
7409 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7410 parameter. Add object, shndx, is_comdat, and is_group_name
7411 parameters. Change all callers. Adjust for new Kept_section.
7412 (Layout::find_kept_object): Remove.
7413 * object.cc (Sized_relobj::include_section_group): Update use of
7414 Kept_section. Rename secnum to shndx. Only record
7415 Kept_comdat_section if sections are the same size.
7416 (Sized_relobj::include_linkonce_section): Update use of
7417 Kept_section. Only record Kept_comdat_section if sections are the
7418 same size. Set size of linkonce section.
7419 (Sized_relobj::map_to_kept_section): Update call to
7420 get_kept_comdat_section.
7421 * object.h (class Sized_relobj): Rename fields in
7422 Kept_comdat_section to drop trailing underscores; change object
7423 field to Relobj*. Change Kept_comdat_section_table to store
7424 struct rather than pointer.
7425 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7426 Add kept_object and kept_shndx parameters. Change all callers.
7427 (Sized_relobj::get_kept_comdat_section): Change return type to
7428 bool. Add kept_object and kept_shndx parameters. Change all
7430 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7431 Layout::find_or_add_kept_section.
7433 2009-07-09 Ian Lance Taylor <iant@google.com>
7435 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7436 Reserve space in the hash table.
7438 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7440 * fileread.cc (File_read::get_mtime): New method.
7441 * fileread.h (Timespec): New structure.
7442 (File_read::get_mtime): New method.
7443 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7444 Renamed from timestamp_nsec.
7445 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7447 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7449 (Incremental_inputs::report_archive): Save mtime; style fix.
7450 (Incremental_inputs::report_obejct): Save mtime; style fix.
7451 (Incremental_inputs::report_script): Save mtime; style fix.
7452 (Incremental_inputs::finalize_inputs): Style fix.
7453 (Incremental_inputs::finalize): Style fix.
7454 (Incremental_inputs::create_input_section_data): Store inputs
7456 * incremental.h (Incremental_inputs::report_script): Add mtime
7458 (Incremental_inputs::Input_info::Input_info): Intialize only one
7460 (Incremental_inputs::Input_info::archive): Move to nameless
7462 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7463 (Incremental_inputs::Input_info::script): Move to nameless union.
7464 (Incremental_inputs::mtime): New field.
7465 * script.cc (read_input_script): Pass file mtime to
7467 * script.h (Script_info::inputs): Style fix.
7469 2009-07-01 Ian Lance Taylor <ian@airs.com>
7471 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7474 2009-06-24 Ian Lance Taylor <iant@google.com>
7477 * layout.cc (Layout::choose_output_section): If we find an
7478 existing section, update the flags.
7479 (Layout::create_notes): New function, broken out of
7481 (Layout::finalize): Don't create note sections.
7482 (Layout::create_note): Don't crash if linker script discards
7484 (Layout::create_gold_note): Likewise.
7485 (Layout::create_build_id): Likewise. Don't set
7486 after_input_sections on the section.
7487 (Layout::create_executable_stack_info): Remove target parameter.
7489 * layout.h (class Layout): Declare create_notes. Update
7490 declaration of create_executable_stack_info.
7491 * gold.cc (queue_middle_tasks): Call create_notes.
7492 * output.cc (Output_section::update_flags_for_input_section): Move
7493 here from output.h. If SHF_ALLOC flag is newly set, mark address
7495 * output.h (Output_data::mark_address_invalid): New function.
7496 (class Output_section): Only declare, not define,
7497 update_flags_for_input_section. Remove set_flags.
7499 2009-06-24 Ian Lance Taylor <iant@google.com>
7501 * script-sections.cc (Output_section_definition::
7502 set_section_addresses): Rename shadowing local load_address to
7505 2009-06-24 Ian Lance Taylor <iant@google.com>
7508 * reloc.cc (relocate_sections): Skip empty relocation sections.
7510 2009-06-23 Ian Lance Taylor <iant@google.com>
7513 * layout.cc (Layout::create_note): Use choose_output_section
7514 rather than make_output_section.
7516 2009-06-23 Ian Lance Taylor <iant@google.com>
7519 * options.cc (General_options::parse_V): Set printed_version_.
7520 (General_options::General_options): Initialize printed_version_.
7521 * options.h (class General_options): Add printed_version_ field.
7522 * gold.cc (queue_initial_tasks): If there are no input files,
7523 don't give a fatal error if we printed the version information.
7524 (queue_middle_tasks): If using -r with a shared object, give a
7525 fatal error rather than an ordinary error.
7527 2009-06-23 Ian Lance Taylor <iant@google.com>
7530 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7531 (Layout::make_output_section): Set have_stabstr_section_ if we see
7532 a .stab*str section.
7533 (Layout::finalize): Call link_stabs_sections.
7534 (Layout::link_stabs_sections): New file.
7535 * layout.h (class Layout): Add have_stabstr_section_ field.
7536 Declare link_stabs_sections.
7538 2009-06-23 Doug Kwan <dougkwan@google.com>
7540 * Makefile.am (libgold_a_LIBADD): New.
7541 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7542 * Makefile.in: Regenerate.
7543 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7544 * configure: Regenerate.
7545 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7546 * fileread.cc: Include sys/state.h
7547 * gold.h: Declare memmem and strndup if found missing.
7548 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7550 2009-06-23 Ian Lance Taylor <iant@google.com>
7552 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7553 * configure: Rebuild.
7555 2009-06-23 Ian Lance Taylor <iant@google.com>
7558 * object.cc (Object::section_contents): Don't try to get a view if
7559 the section has length zero.
7560 (Object::handle_gnu_warning_section): If the section is empty, use
7561 the name of the section as the warning.
7563 2009-06-23 Ian Lance Taylor <iant@google.com>
7566 * stringpool.h (class Stringpool_template): Add optimize_ field.
7567 (Stringpool_template::set_optimize): New function.
7568 * stringpool.cc (Stringpool_template::Stringpool_template):
7569 Initialize optimize_ field.
7570 (Stringpool_template::set_string_offsets): Test local optimize
7571 fild rather than parameter.
7572 * layout.cc (Layout::Layout): Call set_optimize on the section
7575 2009-06-22 Ian Lance Taylor <iant@google.com>
7578 * yyscript.y: Parse TARGET.
7579 * script.cc (script_set_target): New function.
7580 * script-c.h (script_set_target): Declare.
7581 * options.cc (General_options::string_to_object_format): Rename
7582 from string_to_object_format in anonymous namespace. Change
7584 * options.h (class General_options): Declare
7585 string_to_object_format.
7587 2009-06-22 Ian Lance Taylor <iant@google.com>
7589 * script-sections.cc (Script_sections::create_segments): Don't put
7590 program headers in a PT_LOAD segment if -n or -N.
7592 2009-06-22 Ian Lance Taylor <iant@google.com>
7595 * options.h (class General_options): Add -z lazy and -z now. Sort
7596 -z options into alphabetical order.
7597 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7599 2009-06-21 Ian Lance Taylor <iant@google.com>
7601 * layout.cc (Layout::make_output_section): Call
7602 Target::new_output_section.
7603 (Layout::attach_allocated_section_to_segment): Put large section
7604 sections in a separate load segment with the large segment flag
7606 (Layout::segment_precedes): Sort large data segments after other
7608 (align_file_offset): New static function.
7609 (Layout::set_segment_offsets): Use align_file_offset.
7610 * output.h (class Output_section): Add is_small_section_ and
7611 is_large_section_ fields.
7612 (Output_section::is_small_section): New function.
7613 (Output_section::set_is_small_section): New function.
7614 (Output_section::is_large_section): New function.
7615 (Output_section::set_is_large_section): New function.
7616 (Output_section::is_large_data_section): New function.
7617 (class Output_segment): Add is_large_data_segment_ field.
7618 (Output_segment::is_large_data_segment): New function.
7619 (Output_segment::set_is_large_data_segment): New function.
7620 * output.cc (Output_section::Output_section): Initialize new
7622 (Output_segment::Output_segment): Likewise.
7623 (Output_segment::add_output_section): Add assertion that large
7624 data sections always go in large data segments. Force small data
7625 sections to the end of the list of data sections. Force small BSS
7626 sections to the start of the list of BSS sections. For large BSS
7627 sections to the end of the list of BSS sections.
7628 * symtab.h (class Symbol): Declare is_common_shndx.
7629 (Symbol::is_defined): Check Symbol::is_common_shndx.
7630 (Symbol::is_common): Likewise.
7631 (class Symbol_table): Define enum Commons_section_type. Update
7632 declarations. Add small_commons_ and large_commons_ fields.
7633 * symtab.cc (Symbol::is_common_shndx): New function.
7634 (Symbol_table::Symbol_table): Initialize new fields.
7635 (Symbol_table::add_from_object): Put small and large common
7636 symbols in the right list.
7637 (Symbol_table::sized_finalized_symbol): Check
7638 Symbol::is_common_shndx.
7639 (Symbol_table::sized_write_globals): Likewise.
7640 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7641 common symbol lists. Don't call do_allocate_commons_list if the
7643 (Symbol_table::do_allocate_commons_list): Remove is_tls
7644 parameter. Add comons_section_type parameter. Change all
7645 callers. Handle small and large common symbols.
7646 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7647 Symbol::is_common_shndx.
7648 * resolve.cc (symbol_to_bits): Likewise.
7649 * target.h (Target::small_common_shndx): New function.
7650 (Target::small_common_section_flags): New function.
7651 (Target::large_common_shndx): New function.
7652 (Target::large_common_section_flags): New function.
7653 (Target::new_output_section): New function.
7654 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7655 small_common_section_flags, and large_common_section_flags
7657 (Target::do_new_output_section): New virtual function.
7658 * arm.cc (Target_arm::arm_info): Initialize new fields.
7659 * i386.cc (Target_i386::i386_info): Likewise.
7660 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7662 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7663 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7664 (Target_x86_64::do_new_output_section): New function.
7665 * configure.ac: Define conditional MCMODEL_MEDIUM.
7666 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7667 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7668 (large_LDFLAGS): Define.
7669 * testsuite/large.c: New file.
7670 * testsuite/testfile.cc (Target_test::test_target_info):
7671 Initialize new fields.
7672 * configure, testsuite/Makefile.in: Rebuild.
7674 2009-06-05 Doug Kwan <dougkwan@google.com>
7676 * Makefile.am (CCFILES): Add target.cc.
7677 * Makefile.in: Regenerate.
7678 * i386.cc (class Target_i386): Define new virtual method to
7679 override do_is_local_label_name in parent.
7680 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7681 local symbols if --discard-locals or -X is given.
7682 * options.h (class General_options): Declare new options
7683 '--discard-locals' and '-X' for discarding locals.
7684 * target.h (class Target): Define new methods is_local_label_name.
7685 Declare new virtual method do_is_local_label_name.
7686 * target.cc: New file.
7687 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7688 (check_SCRIPTS): Add discard_locals_test.sh.
7689 (check_DATA): Add discard_local_tests.syms.
7690 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7691 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7692 * testsuite/Makefile.in: Regenerate.
7693 * testsuite/discard_locals_test.c: New file.
7694 * testsuite/discard_locals_test.sh: Same.
7696 2009-06-05 Doug Kwan <dougkwan@google.com>
7698 * object.cc (Sized_relobj::Sized_relobj): Initialize
7699 discarded_eh_frame_shndx_ to -1U.
7700 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7702 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7703 a discarded .eh_frame section.
7704 (Sized_relobj::do_finalize_local_symbols): Ditto.
7705 * object.h (class Sized_relobj): Declare new member
7706 discarded_eh_frame_shndx_.
7707 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7708 (local_labels_test.o, local_labels_test): New rules.
7709 * testsuite/Makefile.in: Regenerate.
7711 2009-06-04 Doug Kwan <dougkwan@google.com>
7713 * layout.cc (Layout::section_name_mapping): Add mapping for
7714 special ARM sections.
7716 2009-06-03 Doug Kwan <dougkwan@google.com>
7718 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7719 (utils::has_overflow): Same.
7721 2009-06-03 Ian Lance Taylor <iant@google.com>
7723 * layout.cc (Layout::section_name_mapping): New array, replacing
7724 Layout::linkonce_mapping.
7725 (Layout::section_name_mapping_count): New variable, replacing
7726 Layout::linkonce_mapping_count.
7727 (Layout::linkonce_output_name): Remove.
7728 (Layout::output_section_name): Rewrite.
7729 * layout.h (class Layout): Rename Linkonce_mapping to
7730 Section_name_mapping, linkonce_mapping to section_name_mapping,
7731 linkonce_mapping_count to section_name_mapping_count. Don't
7732 declare linkonce_output_name.
7734 2009-06-03 Doug Kwan <dougkwan@google.com>
7736 * gold/arm.cc (namespace utils): New.
7737 (Target_arm::reloc_is_non_pic): Define new method.
7738 (class Arm_relocate_functions): New.
7739 (Target_arm::Relocate::relocate): Handle relocation types used by
7742 2009-06-03 Ian Lance Taylor <iant@google.com>
7744 * arm.cc (Target_arm::scan::global): Use || instead of |.
7746 2009-06-02 Doug Kwan <dougkwan@google.com>
7748 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7749 issued_non_pic_error_.
7750 (class Target_arm::Scan): Declare new method check_non_pic.
7751 Define new method symbol_needs_plt_entry.
7752 Declare new data member issued_non_pic_error_.
7753 (class Target_arm::Relocate): Declare new method
7754 should_apply_static_reloc.
7755 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7756 (Target_arm::Scan::check_non_pic): Define new method.
7757 (Target_arm::Scan::local): Handle a small subset of reloc types used
7759 (Target_arm::Scan::local): Same.
7760 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7762 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7764 * incremental.cc (Incremental_inputs::report_command_line): Filter
7765 out --incremental-* options.
7767 2009-05-29 Doug Kwan <dougkwan@google.com>
7769 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7771 (class Target_arm): Update comment.
7772 (Target_arm::Target_arm): Initialize new data members GOT_,
7773 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7774 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7775 and Target_arm::rel_dyn_section.
7776 Declare new_enum Target_arm::Got_type.
7777 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7779 Update commments for member do_dynsym_value.
7780 (Target_arm::got_size, Target_arm::plt_section,
7781 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7782 new methods inside class defintion.
7783 (Target_arm::got_section): Define new method.
7784 (Target_arm::rel_dyn_section): Same.
7785 (Output_data_plt_arm): New template class.
7786 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7787 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7788 (Output_data_plt_arm::add_entry): Same.
7789 (Output_data_plt_arm::first_plt_entry): Define new
7790 static data member for PLT instruction template.
7791 (Output_data_plt_arm::plt_entry): Same.
7792 (Output_data_plt_arm::do_write): Define new method.
7793 (Target_arm::make_plt_entry): Same.
7794 (Target_arm::do_finalize_sections): Same.
7795 (Target_arm::do_dynsym_value): Same.
7797 2009-05-28 Doug Kwan <dougkwan@google.com>
7799 * Makefile.am (TARGETSOURCES): Add arm.cc.
7800 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7801 * Makefile.in: Regenerate.
7803 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7805 2009-05-26 Doug Kwan <dougkwan@google.com>
7807 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7808 (General_options::check_excluded_libs): Strip off directories in
7809 archive name before matching like GNU ld does.
7810 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7811 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7812 (exclude_libs_test_LDFLAGS): Add linker option
7813 -Wl,--exclude-libs,libexclude_libs_test_3
7814 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7815 an explicit archive without using -l.
7816 (alt/libexclude_libs_test_3.a): New make rule.
7817 * testsuite/Makefile.in: Regenerate.
7818 * testsuite/exclude_libs_test.c : Declare lib3_default().
7820 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7821 * exclude_libs_test_3.c: New file.
7823 2009-05-26 Nick Clifton <nickc@redhat.com>
7825 * po/id.po: New Indonesian translation.
7826 * po/gold.pot: Updated template file.
7828 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7830 * testsuite/Makefile.am: Add -ffunction-sections to compile
7831 gc_comdat_test files. Add -Wl,--gc-sections to build
7833 * testsuite/Makefile.in: Regenerate.
7834 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7836 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7838 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7839 kept comdat section was garbage collected.
7840 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7841 * testsuite/Makefile.in: Regenerate.
7842 * testsuite/gc_comdat_test.sh: New file.
7843 * testsuite/gc_comdat_test_1.cc: New file.
7844 * testsuite/gc_comdat_test_2.cc: New file.
7846 2009-05-19 Doug Kwan <dougkwan@google.com>
7848 * archive.cc (Archive::Archive): Move constructor from archive.h
7849 to here. Initialize no_export_.
7850 (Archive::get_elf_object_for_member): Set no_export flag of object.
7851 * archive.h (Archive::Archive): Move constructor body to
7853 (Archive::no_export): New method.
7854 (Archive::no_export_): New field.
7855 * object.h (Object::Object): Initialize no_export_ to false.
7856 (Object::no_export, Object::set_no_export): New methods.
7857 (Object::no_export_): New field.
7858 * options.cc (General_options::parse_exclude_libs): New method.
7859 (General_options::check_excluded_libs) Same.
7860 * options.h (exclude_libs): New option.
7861 (General_options::check_excluded_libs): New method declaration.
7862 (General_options::excluded_libs_): New field.
7863 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7864 default or protected visibility if an object has no-export flag set.
7865 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7866 (check_SCRIPTS): Add exclude_libs_test.sh.
7867 (check_DATA): Add exclude_libs_test.syms.
7868 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7869 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7870 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7871 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7872 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7873 libexclude_libs_test_2.a): New rules.
7874 * testsuite/Makefile.in: Regenerate.
7875 * testsuite/exclude_libs_test.c: New file.
7876 * testsuite/exclude_libs_test.sh: Ditto.
7877 * testsuite/exclude_libs_test_1.c: Ditto.
7878 * testsuite/exclude_libs_test_2.c: Ditto.
7880 2009-05-15 Ian Lance Taylor <iant@google.com>
7882 * configure.ac: Check for declarations for cases where libiberty.h
7883 checks HAVE_DECL_xxx.
7884 * configure, config.in: Rebuild.
7886 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7888 * gold.h (Incremental_argument_list): Remove (invalid) forward
7890 * incremental.cc (Incremental_inputs::report_achive): New method.
7891 (Incremental_inputs::report_object): New method.
7892 (Incremental_inputs::report_script): New method.
7893 (Incremental_inputs::finalize_inputs): New method.
7894 (Incremental_inputs::finalize): Call finalize_inputs().
7895 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7896 Create inputs entries.
7897 * incremental.h (Incremental_input_type): New enum.
7898 (Incremental_inputs::Incremental_input): Initialize new fields.
7899 (Incremental_inputs::report_inputs): New method.
7900 (Incremental_inputs::report_achive): New method.
7901 (Incremental_inputs::report_object): New method.
7902 (Incremental_inputs::report_script): New method.
7903 (Incremental_inputs::finalize_inputs): New method.
7904 (Incremental_inputs::Input_info): New struct.
7905 (Incremental_inputs::Input_info_map): New typedef.
7906 (Incremental_inputs::lock_): New field.
7907 (Incremental_inputs::Inputs_): New field.
7908 (Incremental_inputs::Inputs_map): New field.
7909 * main.cc (main): Call Incremental_input::report_inputs.
7910 * options.h (Input_argument_list): Typedef moved from
7912 (Input_file_group::Files): Remove, use ::Input_argument_list.
7913 (Input_file_group::Input_argument_list): Remove, use
7914 ::Input_argument_list.
7915 * plugin.cc (Plugin_manager::add_input_file): Add error in
7917 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7919 * script.cc (read_input_script): Call
7920 Incremental_input::report_script.
7921 * script.h (Script_info): New class.
7923 2009-04-27 Ian Lance Taylor <iant@google.com>
7925 * x86_64.cc (do_adjust_output_section): Set entsize to
7928 2009-04-23 Elliott Hughes <enh@google.com>
7930 * output.cc (Output_file::close): After short writes, continue
7931 writing from the correct offset in the buffer being written.
7933 2009-04-23 Chris Demetriou <cgd@google.com>
7935 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7936 * configure: Regenerate.
7937 * config.in: Regenerate.
7938 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7939 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7941 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7943 * incremental.cc (Incremental_inputs_header_data): Renamed from
7944 Incremental_input_header_data.
7945 (Incremental_inputs_header_data::data_size): New field.
7946 (Incremental_inputs_header_data::put_input_file_count): Renamed
7947 from input_file_count.
7948 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7949 from command_line_offset.
7950 (Incremental_inputs_header_data::put_reserved): Renamed from
7952 (Incremental_inputs_entry_data): Renamed from
7953 Incremental_input_entry_data.
7954 (Incremental_inputs_entry_data::data_size): New field.
7955 (Incremental_inputs::report_command_line): New method.
7956 (Incremental_inputs::finalize): New method.
7957 (Incremental_inputs::create_incremental_inputs_data): New method.
7958 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7959 * incremental.h: New file.
7960 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7961 (Layout::finalize): Create incremental inputs section in
7963 (Layout::create_incremental_info_sections): New method.
7964 * layout.h (Layout::incremental_inputs): New method.
7965 (Layout::create_incremental_info_sections): New method.
7966 (Layout::incremental_inputs_): New field.
7967 * main.cc (main): Notify Incremental_input of the command line.
7969 2009-04-01 Ian Lance Taylor <iant@google.com>
7970 Mikolaj Zalewski <mikolajz@google.com>
7972 * gold.h (reserve_unordered_map): Define, three versions, one for
7973 each version of Unordered_map.
7974 * layout.cc (Layout::Layout): Remove options parameter. Add
7975 number_of_input_files parameter. Don't initialize options_.
7976 Initialize number_of_input_files_ and resized_signatures_. Move
7977 sections_are_attached_.
7978 (Layout::layout_group): Reserve space for group_signatures_.
7979 (Layout::find_or_add_kept_section): Change name parameter to be a
7980 reference. Resize signatures_ map when it gets large enough.
7981 (Layout::layout_eh_frame): Use parameters->options() instead of
7983 (Layout::make_output_section): Likewise.
7984 (Layout::attach_allocated_section_to_segment): Likewise.
7985 (Layout::finalize, Layout::create_executable_stack): Likewise.
7986 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7987 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7988 * layout.h (class Layout): Update declarations. Remove options_
7989 field. Add number_of_input_files_ and resized_signatures_
7990 fields. Move sections_are_attached_ field.
7991 * main.cc (main): Pass number of input files to Layout
7992 constructor. Don't pass options.
7994 2009-03-30 Ian Lance Taylor <iant@google.com>
7996 * ffsll.c (ffsll): Correct implementation.
7998 2009-03-27 Ian Lance Taylor <iant@google.com>
8000 * ffsll.c: New file.
8001 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8002 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8003 * ftruncate.c (ftruncate): Declare before definition.
8004 * mremap.c (mremap): Likewise.
8005 * pread.c (pread): Likewise.
8006 * configure, Makefile.in, config.in: Rebuild.
8008 * mremap.c: New file.
8009 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8010 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8011 (mremap): Declare if HAVE_MREMAP is not defined.
8012 * configure, Makefile.in, config.in: Rebuild.
8014 2009-03-27 Cary Coutant <ccoutant@google.com>
8016 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8017 position independent.
8018 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8019 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8021 2009-03-24 Cary Coutant <ccoutant@google.com>
8023 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8025 (needs_dynamic_reloc): Likewise.
8027 2009-03-24 Ian Lance Taylor <iant@google.com>
8029 * yyscript.y (file_cmd): Recognize EXTERN.
8030 (extern_name_list, extern_name_list_body): New nonterminals.
8031 * script.cc (script_add_extern): Define.
8032 * script-c.h (script_add_extern): Declare.
8034 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8036 * object.cc (is_elf_object): Define.
8037 * object.h (is_elf_object): Declare.
8038 * archive.cc (Archive::get_elf_object_for_member): Call
8040 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8042 2009-03-24 Elliott Hughes <enh@google.com>
8044 * output.cc (Output_file::map_anonymous): Define.
8045 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8046 try an anonymous one. Report the size if the mmap fails.
8047 * output.h (class Output_file): Declare map_anonymous.
8049 2009-03-24 Ian Lance Taylor <iant@google.com>
8051 * target-select.cc (instantiate_target): Don't acquire the lock if
8052 the instantiated_target_ field has already been set.
8054 2009-03-23 Ian Lance Taylor <iant@google.com>
8056 * gold-threads.h (class Initialize_lock): Define.
8057 * gold-threads.cc (class Initialize_lock_once): Define.
8058 (initialize_lock_control): New static variable.
8059 (initialize_lock_pointer): New static variable.
8060 (initialize_lock_once): New static function.
8061 (Initialize_lock::Initialize_lock): Define.
8062 (Initialize_lock::initialize): Define.
8063 * target-select.h: Include "gold-threads.h".
8064 (class Target_selector): Add lock_ and initialize_lock_ fields.
8065 Don't define instantiate_target, just declare it.
8066 * target-select.cc (Target_selector::Target_selector): Initialize
8068 (Target_selector::instantiate_target): Define.
8069 * descriptors.h: Include "gold-threads.h".
8070 (class Descriptors): Add initialize_lock_ field.
8071 * descriptors.cc (Descriptors::Descriptors): Initialize new
8073 (Descriptors::open): Use initialize_lock_ field
8074 * errors.h (class Errors): Add initialize_lock_ field.
8075 * errors.cc (Errors::Errors): Initialize new field.
8076 (Errors::initialize_lock): Use initialize_lock_ field.
8077 * powerpc.cc (class Target_selector_powerpc): Remove
8078 instantiated_target_ field. In do_recognize call
8079 instantiate_target rather than do_instantiate_target. In
8080 do_instantiate_target just allocate a new target.
8081 * sparc.cc (class Target_selector_sparc): Likewise.
8083 * freebsd.h: New file.
8084 * i386.cc: Include "freebsd.h".
8085 (Target_i386): Derive from Target_freebsd rather than
8087 (Target_selector_i386): Derive from Target_selector_freebsd rather
8088 than Target_selector.
8089 * x86_64.cc: Include "freebsd.h".
8090 (Target_x86_64): Derive from Target_freebsd rather than
8092 (Target_selector_x86_64): Derive from Target_selector_freebsd
8093 rather than Target_selector.
8094 * target.h (class Target): Add adjust_elf_header and
8095 do_adjust_elf_header.
8096 * output.cc (Output_file_header:: do_sized_write): Call target
8097 adjust_elf_header routine.
8098 * configure.tgt: Set targ_osabi.
8099 * configure.ac: Define GOLD_DEFAULT_OSABI.
8100 * parameters.cc (Parameters::default_target): Pass
8101 GOLD_DEFAULT_OSABI to select_target.
8102 * target-select.h (class Target_selector): Make instantiate_target
8103 protected rather than private.
8104 * Makefile.am (HFILES): Add freebsd.h.
8105 * configure, Makefile.in, config.in: Rebuild.
8107 * merge.cc (do_add_input_section): Correct pend value. Change
8108 message about last entry not being null terminated from error to
8111 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8113 * incremental.cc: New file.
8114 * Makefile.am (CCFILES): Add incremental.cc.
8115 * Makefile.in: Rebuild.
8117 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8119 * layout.cc (Layout::output_section_name): Preserve names
8120 of '.note.' sections.
8122 2009-03-19 Ian Lance Taylor <iant@google.com>
8124 * descriptors.cc (Descriptors::open): Check that the options are
8125 valid before using them.
8127 2009-03-18 Ian Lance Taylor <iant@google.com>
8129 * script-sections.h: Include <list>.
8130 (class Script_sections): Change Sections_elements from std::vector
8131 to std::list. Typedef public Elements_iterator. Add
8132 orphan_section_placement_, data_segment_align_start_, and
8133 saw_data_segment_align_ fields. Remove data_segment_align_index_
8135 * script-sections.cc (class Orphan_section_placement): New class.
8136 (class Sections_element): Add virtual functions is_relro and
8137 orphan_section_init. Remove virtual function place_orphan_here.
8138 (class Output_section_definition): Add is_relro and
8139 orphan_section_init. Remove place_orphan_here.
8140 (class Orphan_output_section): Likewise.
8141 (Script_sections::Script_sections): Update for field changes.
8142 (Script_sections::data_segment_align): Set saw_data_segment_align_
8143 and data_segment_align_start_, not data_segment_align_index.
8144 (Script_sections::data_segment_relro_end): Check
8145 saw_data_segment_align_. Use data_segment_align_start_ rather
8146 than data_segment_align_index_.
8147 (Script_sections::place_orphan): Rewrite to use
8148 Orphan_section_placement.
8150 2009-03-17 Ian Lance Taylor <iant@google.com>
8152 * archive.cc (Archive::add_symbols): Check for a version attached
8153 to the symbol name in the archive map.
8154 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8155 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8156 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8157 (ver_test_11.a): New target.
8158 * testsuite/Makefile.in: Rebuild.
8160 * configure.ac: Check for chsize and posix_fallocate. Replace
8162 * ftruncate.c: New file, from gnulib.
8163 * output.cc (posix_fallocate): Define dummy version if not
8164 HAVE_POSIX_FALLOCATE.
8165 (Output_file::map): Call posix_fallocate rather than lseek and
8167 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8168 * configure, Makefile.in, config.in: Rebuild.
8170 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8172 * layout.h (Layout::create_note): Add section_name parameter.
8173 * layout.cc (Layout::create_note): Likewise.
8174 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8176 2009-03-17 Ian Lance Taylor <iant@google.com>
8178 * descriptors.cc: Include "options.h".
8179 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8180 (Descriptors::open): Always use O_CLOEXEC when opening a new
8181 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8182 then set FD_CLOEXEC.
8184 * sparc.cc (class Target_sparc): Add has_got_section.
8185 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8186 make sure we have a GOT section.
8188 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8189 (Target_sparc::Scan::local): Likewise.
8190 (Target_sparc::Scan::global): Likewise.
8191 (Target_sparc::Relocate::relocate): Likewise.
8192 (Target_sparc::Relocate::relocate_tls): Likewise.
8194 * symtab.cc (Symbol_table::define_default_version): New function,
8195 broken out of add_from_object.
8196 (Symbol_table::add_from_object): Call define_default_version.
8197 (Symbol_table::define_special_symbol): Add resolve_oldsym
8198 parameter. Change all callers. If the version for a symbol comes
8199 from a version script, resolve it with the symbol with the same
8200 name with no version. Also add the symbol without a version if
8202 (do_define_in_output_data): If resolving with oldsym, don't delete
8204 (do_define_in_output_segment): Likewise.
8205 (do_define_as_constant): Likewise.
8206 * symtab.h (class Symbol_table): Update declarations.
8208 2009-03-13 Ian Lance Taylor <iant@google.com>
8210 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8211 (Read_symbols::requeue): New function.
8212 (Read_symbols::do_read_symbols): If make_elf_object fails because
8213 the target type is not configured, and the file was searched for,
8214 issue a warning and retry with the next directory.
8215 (Add_symbols::run): If the file has an incompatible format, and
8216 it was searched for, requeue the Read_symbols task. On error,
8218 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8219 dirindex parameter to constructor. Change all callers. Declare
8220 incompatible_warning and requeue.
8221 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8222 input_argument_ and input_group_ fields. Add them to
8223 constructor. Change all callers.
8224 (class Read_script): Add dirindex_ field. Add it to constructor.
8226 * archive.cc (Archive::setup): Remove input_objects parameter.
8228 (Archive::get_file_and_offset): Likewise.
8229 (Archive::read_all_symbols): Likewise.
8230 (Archive::read_symbols): Likewise.
8231 (Archive::get_elf_object_for_member): Remove input_objects
8232 parameter. Add punconfigured parameter. Change all callers.
8233 (Archive::add_symbols): Change return type to bool. Check return
8234 value of include_member.
8235 (Archive::include_all_members): Likewise.
8236 (Archive::include_member): Change return type to bool. Return
8237 false if first included object has incompatible target. Set
8238 included_member_ field.
8239 (Add_archive_symbols::run): If add_symbols returns false, requeue
8241 * archive.h (class Archive): Add included_member_ field.
8242 Initialize it in constructor. Add input_file and searched_for
8243 methods. Update declarations.
8244 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8245 input_argument_ fields. Add them to constructor. Change all
8247 * script.cc: Include "target-select.h".
8248 (class Parser_closure): Add skip_on_incompatible_target_ and
8249 found_incompatible_target_ fields. Add
8250 skip_on_incompatible_target parameter to constructor. Change all
8251 callers. Add methods skip_on_incompatible_target,
8252 clear_skip_on_incompatible_target, found_incompatible_target, and
8253 set_found_incompatible_target.
8254 (read_input_script): Add dirindex parameter. Change all callers.
8255 If parser finds an incompatible target, requeue Read_symbols
8257 (script_set_symbol): Clear skip_on_incompatible_target in
8259 (script_add_assertion, script_parse_option): Likewise.
8260 (script_start_sections, script_add_phdr): Likewise.
8261 (script_check_output_format): New function.
8262 * script.h (read_input_script): Update declaration.
8263 * script-c.h (script_check_output_format): Declare.
8264 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8265 (ignore_cmd): Remove OUTPUT_FORMAT.
8266 * fileread.cc (Input_file::Input_file): Add explicit this.
8267 (Input_file::will_search_for): New function.
8268 (Input_file::open): Add pindex parameter. Change all callers.
8269 * fileread.h (class Input_file): Add input_file_argument method.
8270 Declare will_search_for. Update declarations.
8271 * object.cc (make_elf_object): Add punconfigured parameter.
8273 * object.h (class Object): Make input_file public. Add
8274 searched_for method.
8275 (make_elf_object): Update declaration.
8276 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8278 * dirsearch.h (class Dirsearch): Update declaration.
8279 * options.h (class General_options): Add --warn-search-mismatch.
8280 * parameters.cc (Parameters::is_compatible_target): New function.
8281 * parameters.h (class Parameters): Declare is_compatible_target.
8282 * workqueue.cc (Workqueue::add_blocker): New function.
8283 * workqueue.h (class Workqueue): Declare add_blocker.
8285 * fileread.cc (Input_file::open): Remove options parameter.
8287 (Input_file::open_binary): Likewise.
8288 * script.cc (read_input_script): Likewise.
8289 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8290 options parameter from constructor. Change all callers.
8291 (class Read_script): Likewise.
8292 * fileread.h (class Input_file): Update declarations.
8293 * script.h (read_input_script): Update declaration.
8295 2009-03-10 Nick Clifton <nickc@redhat.com>
8297 * po/es.po: New Spanish translation.
8299 2009-03-06 Cary Coutant <ccoutant@google.com>
8301 * options.cc (parse_short_option): Keep dash_z from registering itself.
8303 2009-03-03 Ian Lance Taylor <iant@google.com>
8306 * target-reloc.h (relocate_section): Pass output_section to
8308 * i386.cc (Target_i386::should_apply_static_reloc): Add
8309 output_section parameter. Change all callers.
8310 (Target_i386::Relocate::relocate): Add output_section parameter.
8311 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8312 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8313 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8314 * testsuite/two_file_shared.sh: New script.
8315 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8316 (check_DATA): Add two_file_shared.dbg.
8317 (two_file_shared.dbg): New target.
8318 * testsuite/Makefile.in: Rebuild.
8320 2009-03-01 Ian Lance Taylor <iant@google.com>
8322 * configure.ac: Check for byteswap.h.
8323 * configure: Rebuild.
8324 * config.in: Rebuild.
8326 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8328 * layout.cc (Layout::find_or_add_kept_section): New function.
8329 (Layout::add_comdat): Removed.
8330 * layout.h (struct Kept_section): Move out of class Layout.
8331 Remove trailing underscores from field names. Add group_sections
8332 field. Rename group_ field to is_group. Change all uses.
8333 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8334 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8335 comdat_groups_ field.
8336 (Sized_relobj::include_section_group): Use
8337 find_or_add_kept_section and Kept_section::group_sections.
8338 (Sized_relobj::include_linkonce_section): Likewise.
8339 * object.cc (class Sized_relobj): Don't define Comdat_group or
8340 Comdat_group_table. Remove find_comdat_group and
8341 add_comdat_group. Remove comdat_groups_ field.
8342 * plugin.cc (include_comdat_group): Use
8343 Layout::find_or_add_kept_section.
8345 2009-02-28 Ian Lance Taylor <iant@google.com>
8347 * README: --gc-sections and map files are now supported. Document
8348 some build requirements.
8351 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8352 relocatable link set the value of the section symbol to zero.
8353 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8354 relocatable link don't include the section address in the local
8357 2009-02-27 Ian Lance Taylor <iant@google.com>
8360 * options.h (class Search_directory): Add is_system_directory.
8361 (class General_options): Declare is_in_system_directory.
8362 * options.cc (get_relative_sysroot): Make static.
8363 (get_default_sysroot): Make static.
8364 (General_optoins::is_in_system_directory): New function.
8365 * fileread.cc (Input_file::is_in_system_directory): New function.
8366 * fileread.h (class Input_file): Declare is_in_system_directory.
8367 * object.h (class Object): Add is_in_system_directory.
8368 (class Input_objects): Remove system_library_directory_ field.
8369 * object.cc (Input_objects::add_object): Don't set
8370 system_library_directory_.
8371 (input_objects::found_in_system_library_directory): Remove.
8372 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8373 parameter. Change all callers.
8374 (Symbol_table::sized_write_globals): Likewise.
8375 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8376 Call Object::is_in_system_directory.
8377 * symtab.h (class Symbol_table): Update declarations.
8380 * descriptors.h (Open_descriptor): Add is_on_stack field.
8381 * descriptors.cc (Descriptors::open): If the descriptor is on the
8382 top of the stack, remove it. Initialize is_on_stack field.
8383 (Descriptors::release): Only add pod to stack if it is not on the
8385 (Descriptors::close_some_descriptor): Clear stack_next and
8389 * output.cc (Output_section::find_starting_output_address): Rename
8390 from starting_output_address; add PADDR parameter; change return
8392 * output.h (class Output_section): Declare
8393 find_starting_output_address instead of starting_output_address.
8394 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8395 section symbol for which we can't find a merge section.
8398 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8399 hidden or internal, force the symbol to be local.
8400 * resolve.cc (Symbol::override_visibility): Define.
8401 (Symbol::override_base): Use override_visibility.
8402 (Symbol_table::resolve): Likewise.
8403 (Symbol::override_base_with_special): Likewise.
8404 (Symbol_table::override_with_special): If the visibility is hidden
8405 or internal, force the symbol to be local.
8406 * symtab.h (class Symbol): Add set_visibility and
8407 override_visibility.
8408 * testsuite/ver_test_1.sh: New file.
8409 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8410 (check_DATA): Add ver_test_1.syms.
8411 (ver_test_1.syms): New target.
8412 * testsuite/Makefile.in: Rebuild.
8414 2009-02-25 Cary Coutant <ccoutant@google.com>
8416 * layout.cc (Layout::choose_output_section): Don't rename sections
8417 when using a linker script that has a SECTIONS clause.
8418 * Makefile.in: Regenerate.
8420 * testsuite/Makefile.am (script_test_5.sh): New test case.
8421 * testsuite/Makefile.in: Regenerate.
8422 * testsuite/script_test_5.cc: New file.
8423 * testsuite/script_test_5.sh: New file.
8424 * testsuite/script_test_5.t: New file.
8426 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8428 * archive.cc (Archive::include_member): Update calls to add_symbols.
8429 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8430 the Layout argument.
8431 * dynobj.h (do_add_symbols): Add the Layout argument.
8432 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8434 * object.h (Object::add_symbols): Add the Layout argument.
8435 (Object::do_add_symbols): Add the Layout argument.
8436 (Sized_relobj::do_add_symbols): Add the Layout argument.
8437 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8438 Unify the two versions.
8439 (Add_plugin_symbols): Remove.
8440 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8441 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8442 (Add_plugin_symbols): Remove.
8443 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8444 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8445 (Add_symbols::run): Make it work with Pulginobj.
8447 2009-02-06 Ian Lance Taylor <iant@google.com>
8449 * object.cc (Sized_relobj::do_layout): Make info message start
8450 with lower case letter.
8452 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8454 * binary.cc: Fix file comment.
8456 * options.h (enum Incremental_disposition): Define.
8457 (class General_options): Add new options: --incremental,
8458 --incremental_changed, --incremental_unchanged,
8459 --incremental_unknown. Add incremental_disposition_ and
8460 implicit_incremental_ fields.
8461 (General_options::incremental_disposition): New function.
8462 (class Position_dependent_options): Add incremental_disposition
8464 (Position_dependent_options::copy_from_options): Set incremental
8466 * options.cc (General_options::parse_incremental_changed): New
8468 (General_options::parse_incremental_unchanged): New function.
8469 (General_options::parse_incremental_unknown): New function.
8470 (General_options::General_options): Initialize new fields
8471 incremental_disposition_ and implicit_incremental_.
8472 (General_options::finalize): Check for uasge of --incremental-*
8473 without --incremental.
8475 2009-02-06 Chris Demetriou <cgd@google.com>
8477 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8478 pointer and to report location as the file name associated with
8480 (gold_undefined_symbol_at_location): New function to replace the
8481 old gold_undefined_symbol functionality.
8482 * target-reloc.h (relocate_section): Update to use
8483 gold_undefined_symbol_at_location.
8484 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8485 Call gold_undefined_symbol function rather than gold_error.
8486 * errors.h (Errors::undefined_symbol): Take location as a
8487 string, rather than calculating it from a relocation.
8488 * errors.cc (Errors::fatal): Print "fatal error:" before the
8490 (Errors::error, Errors::error_at_location): Print "error: "
8491 before the formatted message.
8492 (Errors::undefined_symbol): Take location as a string, rather
8493 than calculating it from a relocation.
8494 (gold_undefined_symbol_at_location): New function akin to
8495 old gold_undefined_symbol, calculates location from relocation.
8496 (gold_undefined_symbol): Change to take only a Symbol pointer
8497 and to report location as the file name associated with the symbol.
8498 * testsuite/debug_msg.sh: Update for changed error messages.
8499 * testsuite/undef_symbol.sh: Likewise.
8501 2009-02-04 Duncan Sands <baldrick@free.fr>
8504 * reduced_debug_output.h
8505 (Output_reduced_debug_abbrev_section::failed): Use format for
8507 (Output_reduced_debug_info_section::faild): Likewise.
8509 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8511 * script.cc (Lazy_demangler): New class.
8512 (Version_script_info::get_symbol_version_helper): Demangle a
8515 2009-01-29 Cary Coutant <ccoutant@google.com>
8517 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8519 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8521 2009-01-28 Ian Lance Taylor <iant@google.com>
8523 * version.cc (version_string): Bump to 1.9.
8525 * gold.h: Include <cstring> and <stdint.h>.
8526 * version.cc: Include <cstdio>.
8527 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8529 * reduced_debug_output.cc (insert_into_vector): Rename from
8530 Insert_into_vector; change all callers. Use Swap_unaligned to
8531 avoid aliasing issue; remove union since it is unnecessary.
8533 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8535 * Makefile.am (CCFILES): Add gc.cc.
8537 * Makefile.in: Regenerate.
8538 * gold.cc (Gc_runner): New class.
8539 (queue_initial_tasks): Call garbage collection related tasks
8540 when corresponding options are invoked.
8541 (queue_middle_gc_tasks): New function.
8542 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8543 processed early before laying out sections during garbage collection.
8544 * gold.h (queue_middle_gc_tasks): New function.
8545 (is_prefix_of): Move from "layout.cc".
8546 * i386.cc (Target_i386::gc_process_relocs): New function.
8547 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8548 * main.cc (main): Create object of class "Garbage_collection".
8549 * object.cc (Relobj::copy_symbols_data): New function.
8550 (Relobj::is_section_name_included): New function.
8551 (Sized_relobj::do_layout): Allow this function to be called twice
8552 during garbage collection and defer layout of section during the
8554 * object.h (Relobj::get_symbols_data): New function.
8555 (Relobj::is_section_name_included): New function.
8556 (Relobj::copy_symbols_data): New function.
8557 (Relobj::set_symbols_data): New function.
8558 (Relobj::get_relocs_data): New function.
8559 (Relobj::set_relocs_data): New function.
8560 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8561 (Relobj::gc_process_relocs): New function.
8562 (Relobj::do_gc_process_relocs): New pure virtual function.
8563 (Relobj::sd_): New data member.
8564 (Sized_relobj::is_output_section_offset_invalid): New function.
8565 (Sized_relobj::do_gc_process_relocs): New function.
8566 * options.h (General_options::gc_sections): Modify to not be a no-op.
8567 (General_options::print_gc_sections): New option.
8568 * plugin.cc (Plugin_finish::run): Remove function call to
8569 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8570 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8571 * reloc.cc (Read_relocs::run): Add task to process relocs and
8572 determine unreferenced sections when doing garbage collection.
8573 (Gc_process_relocs): New class.
8574 (Sized_relobj::do_gc_process_relocs): New function.
8575 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8576 sections that are garbage collected.
8577 * reloc.h (Gc_process_relocs): New class.
8578 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8579 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8580 symbols whose corresponding sections are garbage collected.
8581 (Symbol_table::Symbol_table): Add new parameter for the garbage
8583 (Symbol_table::gc_mark_undef_symbols): New function.
8584 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8585 (Symbol_table::gc_mark_dyn_syms): New function.
8586 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8588 (Symbol_table::add_from_object): Likewise.
8589 (Symbol_table::add_from_relobj): When building shared objects, do not
8590 treat externally visible symbols as garbage.
8591 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8592 table information for static and relocatable links.
8593 * symtab.h (Symbol_table::set_gc): New function.
8594 (Symbol_table::gc): New function.
8595 (Symbol_table::gc_mark_undef_symbols): New function.
8596 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8597 (Symbol_table::gc_mark_dyn_syms): New function.
8598 (Symbol_table::gc_): New data member.
8599 * target.h (Sized_target::gc_process_relocs): New pure virtual
8601 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8602 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8604 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8606 * options.h (General_options::gc_sections): Define as a no-op for now.
8607 (General_options::no_keep_memory): Ditto.
8608 (General_options::Bshareable): Define.
8609 * options.cc (General_options::finalize): Honor -Bshareable.
8611 2009-01-20 Andreas Schwab <schwab@suse.de>
8613 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8614 read the value in the contents, since we don't use it. Use the
8615 template endianness when writing.
8616 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8618 2009-01-19 Andreas Schwab <schwab@suse.de>
8620 * configure.tgt (powerpc64-*): Fix targ_obj.
8622 2009-01-15 Ian Lance Taylor <iant@google.com>
8624 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8625 local symbols when stripping all symbols.
8627 2009-01-14 Cary Coutant <ccoutant@google.com>
8629 * output.cc (Output_reloc): Add explicit instantiations.
8631 2009-01-14 Cary Coutant <ccoutant@google.com>
8633 * archive.cc (Archive::get_elf_object_for_member): Remove call
8634 to File_read::claim_for_plugin.
8635 * descriptors.cc (Descriptors::open): Remove reference to
8637 (Descriptors::claim_for_plugin): Remove.
8638 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8639 (Descriptors::is_claimed): Remove.
8640 (claim_descriptor_for_plugin): Remove.
8641 * fileread.cc (File_read::claim_for_plugin): Remove.
8642 * fileread.h (File_read::claim_for_plugin): Remove.
8643 (File_read::descriptor): Reopen descriptor if necessary.
8644 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8645 (Plugin_manager::all_symbols_read): Add task parameter. Change
8647 (Plugin_manager::get_input_file): New function.
8648 (Plugin_manager::release_input_file): New function.
8649 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8650 corresponding data member.
8651 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8652 and pass to base constructor. Change all callers.
8653 (get_input_file, release_input_file): New functions.
8654 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8655 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8656 (Plugin_manager::all_symbols_read): Add task parameter.
8657 (Plugin_manager::get_input_file): New function.
8658 (Plugin_manager::release_input_file): New function.
8659 (Plugin_manager::task_): New data member.
8660 (Pluginobj::Pluginobj): Add filesize parameter.
8661 (Pluginobj::filename): New function.
8662 (Pluginobj::descriptor): New function.
8663 (Pluginobj::filesize): New function.
8664 (Pluginobj::filesize_): New data member.
8665 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8666 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8667 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8669 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8670 with archive libraries.
8671 * testsuite/Makefile.in: Regenerate.
8672 * testsuite/plugin_test.c (struct sym_info): New type.
8673 (get_input_file, release_input_file): New static variables.
8674 (onload): Capture new transfer vector entries.
8675 (claim_file_hook): Stop reading at end of file according to filesize.
8676 Factor out parsing of readelf output into separate function.
8677 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8678 APIs and get the source file name from the symbol table. Convert
8679 source file name to corresponding object file name. Print info
8680 message when adding new input files.
8681 (parse_readelf_line): New function.
8682 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8683 * testsuite/plugin_test_2.sh: Likewise.
8684 * testsuite/plugin_test_3.sh: Likewise.
8685 * testsuite/plugin_test_4.sh: New test case.
8687 2009-01-07 Ian Lance Taylor <iant@google.com>
8689 * version.cc (version_string): Bump to 1.8.
8691 2008-12-23 Cary Coutant <ccoutant@google.com>
8693 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8694 * plugin.cc (Plugin_manager::finish): Rename as
8695 layout_deferred_objects. Move cleanup to separate function.
8696 (Plugin_manager::cleanup): New function.
8697 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8699 * plugin.h (Plugin_manager::finish): Rename as
8700 layout_deferred_objects.
8701 (Plugin_manager::cleanup): New function.
8702 (Plugin_manager::cleanup_done): New field.
8704 2008-12-23 Cary Coutant <ccoutant@google.com>
8706 * plugin.cc (is_visible_from_outside): New function.
8707 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8708 so we don't return "IR only" status for exported symbols or -r links.
8710 * testsuite/Makefile.am (plugin_test_3): New test case.
8711 * testsuite/Makefile.in: Regenerate.
8712 * testsuite/plugin_test_3.sh: New file.
8714 2008-12-22 Cary Coutant <ccoutant@google.com>
8716 * object.cc (Sized_relobj::layout_section): New function.
8717 (Sized_relobj::do_layout): Defer layout of input sections until after
8718 plugin has provided replacement files.
8719 (Sized_relobj::do_layout_deferred_sections): New function.
8720 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8721 (Relobj::layout_deferred_sections): New function.
8722 (Relobj::do_layout_deferred_sections): New function.
8723 (Sized_relobj::do_layout_deferred_sections): New function.
8724 (Sized_relobj::layout_section): New function.
8725 (Sized_relobj::Deferred_layout): New structure.
8726 (Sized_relobj::deferred_layout_): New field.
8727 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8728 Change all callers. Layout deferred sections.
8729 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8731 (Plugin_hook::run): Move code from do_plugin_hook inline.
8732 (Plugin_hook::do_plugin_hook): Remove.
8733 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8734 (Plugin_manager::finish): Renamed, was cleanup.
8735 (Plugin_manager::should_defer_layout): New function.
8736 (Plugin_manager::add_deferred_layout_object): New function.
8737 (Plugin_manager::Deferred_layout_list): New type.
8738 (Plugin_manager::deferred_layout_objects_): New field.
8739 (Plugin_hook::do_plugin_hook): Remove.
8741 2008-12-17 Ian Lance Taylor <iant@google.com>
8743 * options.h (class General_options): Add --no case for
8746 2008-12-16 Cary Coutant <ccoutant@google.com>
8748 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8750 (Plugin_manager::claim_file): Create plugin object even if
8751 plugin did not call the add_symbols callback.
8752 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8753 asking for more symbols than were added.
8754 * testsuite/Makefile.am (plugin_test_1): Add test case with
8756 (empty.syms): New target.
8757 * testsuite/Makefile.in: Regenerate.
8758 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8759 message. Don't call add_symbols if no globals.
8760 (all_symbols_read_hook): Don't provide replacement for empty
8763 2008-12-12 Ian Lance Taylor <iant@google.com>
8765 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8766 r_type == 0 for a local symbol with r_sym == 0.
8767 (scan_relocatable_relocs): Pass r_sym to
8768 local_non_section_strategy.
8769 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8772 * configure.ac: Update test for TLS descriptors: they are
8773 supported as of glibc 2.9.
8774 * configure: Rebuild.
8776 2008-12-11 Ian Lance Taylor <iant@google.com>
8779 * target-reloc.h (Default_scan_relocatable_relocs): For each
8780 function, map r_type == 0 to RELOC_DISCARD.
8782 2008-12-10 Cary Coutant <ccoutant@google.com>
8784 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8785 object to override a kept COMDAT group from a plugin object.
8787 2008-12-09 Ian Lance Taylor <iant@google.com>
8790 * yyscript.y (file_cmd): Handle INPUT.
8792 * testsuite/initpri1.c: Change all declarations to be full
8793 prototypes by adding void, to avoid compiler warnings.
8795 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8797 * options.cc (General_options::parse_plugin_opt): New.
8798 (General_options::add_plugin): The argument now is just the filename.
8799 (General_options::add_plugin_option): New.
8800 * options.h (plugin_opt): New.
8801 (add_plugin): Change argument name.
8802 (add_plugin_option): New.
8803 * plugin.cc (Plugin::load): Don't parse the plugin option.
8804 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8805 (Plugin::add_option): New.
8806 (Plugin::args_): Change type.
8807 (Plugin::filename_): New.
8808 (Plugin_manager::add_plugin_option): New.
8809 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8810 * testsuite/Makefile.in: Regenerate.
8812 2008-12-05 Cary Coutant <ccoutant@google.com>
8814 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8815 Handle --strip-lto-sections option.
8816 * options.h (strip_lto_sections): New option.
8818 2008-12-01 Cary Coutant <ccoutant@google.com>
8820 * plugin.cc (ld_plugin_message): Change format parameter to const.
8821 Fix mismatch between new[] and delete.
8823 2008-11-14 Cary Coutant <ccoutant@google.com>
8825 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8828 2008-11-05 Craig Silverstein <csilvers@google.com>
8830 * options.cc (General_options::parse_dynamic_list): New function.
8831 * options.h (General_options): New flags dynamic_list,
8832 dynamic_list_data, dynamic_list_cpp_new, and
8833 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8834 (General_options::in_dynamic_list): New function.
8835 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8836 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8837 (Lex::can_continue_name): Likewise.
8839 (read_script_file): New parameter script_options.
8840 (read_dynamic_list): New function.
8841 (Script_options::define_dynamic_list): New function.
8842 (dynamic_list_keyword_parsecodes): New variable.
8843 (dynamic_list_keywords): New variable.
8844 * script.h (Script_options::define_dynamic_list): New function
8846 (read_dynamic_list): New function prototype.
8847 * symtab.cc (strprefix): New macro.
8848 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8849 dynamic_list_data, dynamic_list_cpp_new, and
8850 dynamic_list_cpp_typeinfo.
8851 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8852 (dynamic_list_expr): New rule.
8853 (dynamic_list_nodes): Likewise.
8854 (dynamic_list_node): Likewise.
8855 * testsuite/Makefile.am (dynamic_list): New test.
8856 * testsuite/Makefile.in: Regenerated.
8857 * testsuite/dynamic_list.t: New file.
8858 * testsuite/dynamic_list.sh: New file.
8860 2008-11-05 Craig Silverstein <csilvers@google.com>
8862 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8863 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8864 (t11_last): Likewise.
8865 * testsuite/ver_test_6.c (main): Likewise.
8867 2008-10-07 Cary Coutant <ccoutant@google.com>
8869 * options.c (General_options::finalize): Add check for -static and
8871 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8874 2008-10-02 Cary Coutant <ccoutant@google.com>
8876 * plugin.cc (make_sized_plugin_object): Fix conditional
8877 compilation to work when not all targets are enabled.
8879 2008-09-29 Cary Coutant <ccoutant@google.com>
8881 * archive.cc (Archive::get_file_and_offset): Use filename instead
8882 of name to get library path.
8883 (Archive::include_member): Unlock external member of a thin archive.
8885 * testsuite/Makefile.am (TEST_AR): New variable.
8886 (thin_archive_test_1): New test.
8887 (thin_archive_test_2): New test.
8888 * testsuite/Makefile.in: Regenerate.
8889 * testsuite/thin_archive_main.cc: New file.
8890 * testsuite/thin_archive_test_1.cc: New file.
8891 * testsuite/thin_archive_test_2.cc: New file.
8892 * testsuite/thin_archive_test_3.cc: New file.
8893 * testsuite/thin_archive_test_4.cc: New file.
8895 2008-09-29 Cary Coutant <ccoutant@google.com>
8897 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8898 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8900 (Sized_relobj::do_finalize_local_symbols): Likewise.
8901 (Sized_relobj::map_to_kept_section): Likewise.
8902 * object.h (Sized_relobj::invalid_address): New constant.
8903 (Sized_relobj::do_output_section_offset): Check for invalid_address
8905 * output.cc (Output_reloc::local_section_offset): Use constant
8906 invalid_address instead of -1U.
8907 (Output_reloc::get_address): Likewise.
8908 (Output_section::output_address): Change -1U to -1ULL.
8909 * output.h (Output_reloc::invalid_address): New constant.
8910 * reloc.cc (Sized_relobj::write_sections): Use constant
8911 invalid_address instead of -1U.
8912 (Sized_relobj::relocate_sections): Likewise.
8913 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8914 values for merge sections.
8915 * target-reloc.h (relocate_for_relocatable): Use constant
8916 invalid_address instead of -1U.
8918 2008-09-19 Cary Coutant <ccoutant@google.com>
8920 Add plugin functionality for link-time optimization (LTO).
8921 * configure.ac (plugins): Add --enable-plugins option.
8922 * configure: Regenerate.
8923 * config.in: Regenerate.
8924 * Makefile.am (LIBDL): New variable.
8925 (CCFILES): Add plugin.cc.
8926 (HFILES): Add plugin.h.
8927 (ldadd_var): Add LIBDL.
8928 * Makefile.in: Regenerate.
8930 * archive.cc: Include "plugin.h".
8931 (Archive::setup): Don't preread archive symbols when using a plugin.
8932 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8933 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8935 (Archive::include_member): Add symbols from plugin objects.
8936 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8937 * descriptors.cc (Descriptors::open): Check for file descriptors
8938 abandoned by plugins.
8939 (Descriptors::claim_for_plugin): New function.
8940 * descriptors.h (Descriptors::claim_for_plugin): New function.
8941 (Open_descriptor::is_claimed): New field.
8942 (claim_descriptor_for_plugin): New function.
8943 * fileread.cc (File_read::claim_for_plugin): New function.
8944 * fileread.h (File_read::claim_for_plugin): New function.
8945 (File_read::descriptor): New function.
8946 * gold.cc: Include "plugin.h".
8947 (queue_initial_tasks): Add task to call plugin hooks for generating
8949 * main.cc: Include "plugin.h".
8950 (main): Load plugin libraries.
8951 * object.h (Pluginobj): Declare.
8952 (Object::pluginobj): New function.
8953 (Object::do_pluginobj): New function.
8954 (Object::set_target): New function.
8955 * options.cc: Include "plugin.h".
8956 (General_options::parse_plugin): New function.
8957 (General_options::General_options): Initialize plugins_ field.
8958 (General_options::add_plugin): New function.
8959 * options.h (Plugin_manager): Declare.
8960 (General_options): Add --plugin option.
8961 (General_options::has_plugins): New function.
8962 (General_options::plugins): New function.
8963 (General_options::add_plugin): New function.
8964 (General_options::plugins_): New field.
8965 * plugin.cc: New file.
8966 * plugin.h: New file.
8967 * readsyms.cc: Include "plugin.h".
8968 (Read_symbols::do_read_symbols): Check for archive before checking
8969 for ELF file. Call plugin hooks to claim files.
8970 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8971 from a real object file; force override when processing replacement
8973 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8974 (Symbol::init_base_object): Likewise.
8975 (Symbol::init_base_output_data): Likewise.
8976 (Symbol::init_base_output_segment): Likewise.
8977 (Symbol::init_base_constant): Likewise.
8978 (Symbol::init_base_undefined): Likewise.
8979 (Symbol::output_section): Assert that object is not a plugin.
8980 (Symbol_table::add_from_pluginobj): New function.
8981 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8983 (Symbol_table::sized_write_globals): Likewise.
8984 (Symbol_table::add_from_pluginobj): Instantiate template.
8985 * symtab.h (Sized_pluginobj): Declare.
8986 (Symbol::in_real_elf): New function.
8987 (Symbol::set_in_real_elf): New function.
8988 (Symbol::in_real_elf_): New field.
8989 (Symbol_table::add_from_pluginobj): New function.
8991 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8992 (LIBDL): New variable.
8994 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8995 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8996 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8997 (MOSTLYCLEANFILES): Likewise.
8998 * testsuite/Makefile.in: Regenerate.
8999 * testsuite/plugin_test.c: New file.
9000 * testsuite/plugin_test_1.sh: New file.
9001 * testsuite/plugin_test_2.sh: New file.
9003 2008-09-16 Ian Lance Taylor <iant@google.com>
9005 * target-reloc.h (relocate_section): Check whether a symbol is
9006 defined by the ABI before reporting an undefined symbol error.
9007 * target.h (Target::is_defined_by_abi): Make parameter const.
9008 (Target::do_is_defined_by_abi): Likewise.
9009 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9010 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9011 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9012 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9013 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9014 * testsuite/Makefile.in: Rebuild.
9016 * fileread.cc (make_view): Add casts to avoid warning.
9018 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9020 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9021 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9023 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9025 * options.h (General_options::output_is_executable): New.
9026 (General_options::output_is_pie): New.
9027 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9028 for shared libraries.
9029 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9031 2008-09-11 Chris Demetriou <cgd@google.com>
9033 * options.h (origin): New -z option.
9034 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9035 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9038 2008-09-05 Cary Coutant <ccoutant@google.com>
9040 * fileread.cc (File_read::make_view): Add check for attempt to map
9043 2008-09-05 Cary Coutant <ccoutant@google.com>
9045 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9046 explicit instantiations.
9048 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9051 * options.cc (General_options::finalize): Allow undefined symbols
9052 in shlibs if linking -shared.
9055 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9056 symbols as not needing a dynsym entry.
9058 2008-08-20 Craig Silverstein <csilvers@google.com>
9060 * fileread.cc (File_read::open): Do not lock the file unless it
9061 was successfully opened.
9063 2008-08-14 Cary Coutant <ccoutant@google.com>
9065 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9066 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9067 * testsuite/tls_test.cc (struct int128): 128-bit struct
9068 for testing TLS relocs with non-zero addend.
9069 (v12): New TLS variable.
9071 (t_last): Add check for v12.
9072 * testsuite/tls_test.h (t12): New function.
9073 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9075 2008-08-13 Ian Lance Taylor <iant@google.com>
9077 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9078 set tls_segment_ or relro_segment_.
9079 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9081 * output.h (Output_section::clear_is_relro): New function.
9082 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9083 sections specially even when output_data_ is empty.
9084 (Output_segment::maximum_alignment): When first section is relro,
9085 only force alignment for PT_LOAD segments.
9086 * script.cc (script_data_segment_align): New function.
9087 (script_data_segment_relro_end): New function.
9088 * script-c.h (script_data_segment_align): Declare.
9089 (script_data_segment_relro_end): Declare.
9090 * script-sections.h (class Script_sections): Declare
9091 data_segment_align and data_segment_relro_end. Add fields
9092 segment_align_index_ and saw_relro_end_.
9093 * script-sections.cc (class Sections_element): Add set_is_relro
9094 virtual function. Add new bool* parameter to place_orphan_here.
9095 Add get_output_section virtual function.
9096 (class Output_section_definition): Add set_is_relro. Add new
9097 bool* parameter to place_orphan_here. Add get_output_section.
9098 Add is_relro_ field.
9099 (Output_section_definition::Output_section_definition): Initialize
9100 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9101 and is_relro_ fields.
9102 (Output_section_definition::place_orphan_here): Add is_relro
9104 (Output_section_definition::set_section_addresses): Set relro for
9106 (Output_section_definition::alternate_constraint): Likewise.
9107 (class Orphan_output_section): Add new bool* parameter to
9108 place_orphan_here. Add get_output_section.
9109 (Orphan_output_section::place_orphan_here): Add is_relro
9111 (Script_sections::Script_sections): Initialize
9112 data_segment_align_index_ and saw_relro_end_.
9113 (Script_sections::data_segment_align): New function.
9114 (Script_sections::data_segment_relro_end): New function.
9115 (Script_sections::place_orphan): Set or clear is_relro.
9116 (Script_sections::set_section_addresses): Force alignment of first
9118 * yyscript.y (exp): Call script_data_segment_align and
9119 script_data_segment_relro_end.
9120 * testsuite/relro_script_test.t: New file.
9121 * testsuite/relro_test.cc (using_script): Declare.
9122 (t1, t2): Test using_script.
9123 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9124 (relro_script_test_SOURCES): Define.
9125 (relro_script_test_DEPENDENCIES): Define.
9126 (relro_script_test_LDFLAGS): Define.
9127 (relro_script_test_LDADD): Define.
9128 (relro_script_test.so): New target.
9129 * testsuite/Makefile.in: Rebuild.
9131 2008-08-06 Cary Coutant <ccoutant@google.com>
9133 * archive.cc (Archive::total_archives, Archive::total_members)
9134 (Archive::total_members_loaded): New variables.
9135 (Archive::setup): Add parameter. Add option to preread
9137 (Archive::read_armap): Add counter.
9138 (Archive::get_file_and_offset): New function.
9139 (Archive::get_elf_object_for_member): New function.
9140 (Archive::read_all_symbols): New function.
9141 (Archive::read_symbols): New function.
9142 (Archive::add_symbols): Add counters.
9143 (Archive::include_all_members): Use armap to find members if it's
9145 (Archive::include_member): Skip reading symbols if already read.
9146 Factored code into Archive::get_file_and_offset and
9147 Archive::get_elf_object_for_member. Changed call to
9148 Mapfile::report_include_archive_member.
9149 (Archive::print_stats): New function.
9150 * archive.h: Declare Object and Read_symbols_data classes.
9151 (Archive::Archive): Add initializers for new members.
9152 (Archive::setup): Add parameter.
9153 (Archive::print_stats): New function.
9154 (Archive::total_archives, Archive::total_members)
9155 (Archive::total_members_loaded): New variables.
9156 (Archive::get_file_and_offset): New function.
9157 (Archive::get_elf_object_for_member): New function.
9158 (Archive::read_all_symbols): New function.
9159 (Archive::read_symbols): New function.
9160 (Archive::Archive_member): New class.
9161 (Archive::members_): New member.
9162 (Archive::num_members_): New member.
9163 * main.cc: Include archive.h.
9164 (main): Call Archive::print_stats.
9165 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9166 archive parameter; member_name is now the fully-decorated name.
9167 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9168 * options.h: (General_options): Add --preread-archive-symbols option.
9169 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9172 2008-08-04 Ian Lance Taylor <iant@google.com>
9174 * symtab.h (Symbol::use_plt_offset): New function.
9175 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9176 * powerpc.cc (Relocate::relocate): Likewise.
9177 * sparc.cc (Relocate::relocate): Likewise.
9178 * x86_64.cc (Relocate::relocate): Likewise.
9179 * testsuite/weak_plt.sh: New test.
9180 * testsuite/weak_plt_main.cc: New test.
9181 * testsuite/weak_plt_shared.cc: New test.
9182 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9183 (check_PROGRAMS): Add weak_plt.
9184 (check_DATA): Add weak_plt_shared.so.
9185 (weak_plt_main_pic.o, weak_plt): New targets.
9186 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9187 * testsuite/Makefile.in: Rebuild.
9189 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9191 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9192 * testsuite/Makefile.in: Rebuild.
9194 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9196 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9197 * Makefile.in: Regenerate.
9198 * po/POTFILES.in: Regenerate.
9200 2008-07-29 Ian Lance Taylor <iant@google.com>
9202 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9203 symbols before other symbols.
9204 * testsuite/script_test_2.cc (test_addr): Declare.
9205 (test_addr_alias): Declare.
9206 (main): Check that test_addr and test_addr_alias have the right
9208 * testsuite/script_test_2.t: Define test_addr_alias and
9211 2008-07-24 Ian Lance Taylor <iant@google.com>
9214 * descriptors.cc: New file.
9215 * descriptors.h: New file.
9216 * gold-threads.h (class Hold_optional_lock): New class.
9217 * fileread.cc: Include "descriptors.h".
9218 (File_read::~File_read): Release descriptor rather than closing
9220 (File_read::open) [file]: Call open_descriptor rather than open.
9221 Set is_descriptor_opened_.
9222 (File_read::open) [memory]: Assert that descriptor is not open.
9223 (File_read::reopen_descriptor): New function.
9224 (File_read::release): Release descriptor.
9225 (File_read::do_read): Make non-const. Reopen descriptor.
9226 (File_read::read): Make non-const.
9227 (File_read::make_view): Reopen descriptor.
9228 (File_read::do_readv): Likewise.
9229 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9230 Update declarations.
9231 * layout.cc: Include "descriptors.h".
9232 (Layout::create_build_id): Use open_descriptor rather than open.
9233 * output.cc: Include "descriptors.h".
9234 (Output_file::open): Use open_descriptor rather than open.
9235 * archive.cc (Archive::const_iterator): Change Archive to be
9237 (Archive::begin, Archive::end): Make non-const.
9238 (Archive::count_members): Likewise.
9239 * archive.h (class Archive): Update declarations.
9240 * object.h (Object::read): Make non-const.
9241 * Makefile.am (CCFILES): Add descriptors.cc.
9242 (HFILES): Add descriptors.h.
9243 * Makefile.in: Rebuild.
9246 * gold.h: Always include <clocale>. Add Solaris workarounds
9247 following code in binutils/sysdep.h.
9250 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9251 this->eh_frame_hdr_ is NULL before using it.
9253 * dynobj.cc (Versions::Versions): Update comment.
9255 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9256 the base version name.
9258 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9259 array size plus one.
9260 (Stringpool_template::set_string_offsets): Subtract one from key
9261 before using it as an array index.
9262 (Stringpool_template::get_offset_with_length): Likewise.
9263 (Stringpool_template::write_to_buffer): Likewise.
9264 * stringpool.h (Stringpool_template::get_offset_from_key):
9267 2008-07-23 Ian Lance Taylor <iant@google.com>
9270 * object.h (Merged_symbol_value::value): Do our best to handle a
9274 * script.cc (Version_script_info::get_versions): Don't add empty
9275 version tag to return value.
9276 (Version_script_info::get_symbol_version_helper): Change return
9277 type to bool. Add pversion parameter. Change all callers.
9278 (script_register_vers_node): Don't require a non-NULL tag.
9279 * script.h (class Version_script_info): Update declarations.
9280 (Version_script_info::get_symbol_version): Change return type to
9281 bool. Add version parameter. Change all callers.
9282 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9283 handling. Handle an empty version from a version script.
9284 (Symbol_table::define_special_symbol): Likewise.
9285 * testsuite/ver_test_10.script: New file.
9286 * testsuite/ver_test_10.sh: New file.
9287 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9288 (check_DATA): Add ver_test_10.syms.
9289 (ver_test_10.syms, ver_test_10.so): New target.
9290 * testsuite/Makefile.in: Rebuild.
9292 2008-07-23 Simon Baldwin <simonb@google.com>
9294 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9295 to zero for undefined symbols from dynamic libraries.
9297 2008-07-23 Ian Lance Taylor <iant@google.com>
9299 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9301 * symtab.h (class Symbol_table): Update declaration.
9302 * testsuite/ver_test_9.cc: New file.
9303 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9304 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9305 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9306 (ver_test_9.so, ver_test_9.o): New targets.
9307 * testsuite/Makefile.in: Rebuild.
9309 2008-07-22 Ian Lance Taylor <iant@google.com>
9311 * options.h (class General_options): Define --check-sections.
9312 * layout.cc (Layout::set_segment_offsets): Handle
9315 * options.h (class General_options): Define -n/--nmagic and
9317 * options.cc (General_options::finalize): For -n/--nmagic or
9318 -N/--omagic, set -static.
9319 * layout.cc (Layout::attach_allocated_section_to_segment): If
9320 -N/--omagic, don't put read-only and read-write sections in
9322 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9323 finding a read-only segment.
9324 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9325 don't set the minimum segment alignment to the common page size,
9326 and don't set the file offset to the address modulo the page size.
9327 * script-sections.cc (Script_sections::create_segments): If
9328 -n/--omagic, don't put read-only and read-write sections in
9331 * cref.cc: New file.
9333 * options.h (class General_options): Add --print-symbol-counts.
9334 * main.cc (main): Issue defined symbol report if requested.
9335 * archive.cc (Archive::interpret_header): Make into a const member
9337 (Archive::add_symbols): Call Input_objects::archive_start and
9339 (Archive::const_iterator): Define new class.
9340 (Archive::begin, Archive::end): New functions.
9341 (Archive::include_all_members): Rewrite to use iterator.
9342 (Archive::count_members): New function.
9343 * archive.h (class Archive): Update declarations.
9344 (Archive::filename): New function.
9345 * object.cc: Include "cref.h".
9346 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9347 (Sized_relobj::do_get_global_symbol_counts): New function.
9348 (Input_objects::add_object): Add object to cross-referencer.
9349 (Input_objects::archive_start): New function.
9350 (Input_objects::archive_stop): New function.
9351 (Input_objects::print_symbol_counts): New function.
9352 * object.h: Declare Cref and Archive.
9353 (Object::get_global_symbol_counts): New function.
9354 (Object::do_get_global_symbol_counts): New pure virtual function.
9355 (class Sized_relobj): Add defined_count_ field. Update
9357 (class Input_objects): Add cref_ field. Update constructor.
9358 Update declarations.
9359 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9361 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9363 (Sized_dynobj::do_get_global_symbol_counts): New function.
9364 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9365 defined_count_. Update declarations. Define Symbols typedef.
9366 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9367 parameter. Change all callers.
9368 (Symbol_table::add_from_dynobj): Add sympointers and defined
9369 parameters. Change all callers.
9370 * symtab.h (class Symbol_table): Update declarations.
9371 * Makefile.am (CCFILES): Add cref.cc.
9372 (HFILES): Add cref.h.
9373 * Makefile.in: Rebuild.
9375 2008-07-22 Simon Baldwin <simonb@google.com>
9377 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9378 to zero when writing undefined symbols.
9380 2008-07-22 Ian Lance Taylor <iant@google.com>
9382 * output.cc (Output_section::add_input_section): Don't try to
9383 merge empty merge sections.
9385 2008-07-21 Craig Silverstein <csilvers@google.com>
9387 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9388 Include symbol version in error message.
9390 2008-07-20 Chris Demetriou <cgd@google.com>
9392 * configure.ac (gold_cv_c_random_seed): New configured variable.
9393 (RANDOM_SEED_CFLAGS): New substituted variable.
9394 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9395 * configure: Rebuild.
9396 * Makefile.in: Likewise.
9397 * testsuite/Makefile.in: Likewise.
9399 2008-07-18 Ian Lance Taylor <iant@google.com>
9401 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9402 where we see NAME/NULL and NAME/VERSION as separate symbols.
9403 * testsuite/ver_test_main.cc (main): Call t4.
9404 (t4, t4_2a): Define.
9405 * testsuite/ver_test_2.cc (t4_2): Define.
9406 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9407 * testsuite/ver_test_4.cc (t4_2a): Define.
9408 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9409 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9411 2008-07-17 Ian Lance Taylor <iant@google.com>
9413 * dynobj.cc (Versions::add_def): If we give an error about a
9414 missing version, go ahead and create the version anyhow.
9416 2008-07-10 Ian Lance Taylor <iant@google.com>
9418 Handle output sections with more than 0x7fffffff bytes.
9419 * object.h (class Relobj): Change map_to_output_ to
9420 output_sections_, and just keep a section pointer. Change all
9421 uses. Move comdat group support to Sized_relobj.
9422 (Relobj::is_section_specially_mapped): Remove.
9423 (Relobj::output_section): Remove poff parameter. Change all
9425 (Relobj::output_section_offset): New function.
9426 (Relobj::set_section_offset): Rewrite.
9427 (Relobj::map_to_output): Remove.
9428 (Relobj::output_sections): New function.
9429 (Relobj::do_output_section_offset): New pure virtual function.
9430 (Relobj::do_set_section_offset): Likewise.
9431 (class Sized_relobj): Add section_offsets_ field. Add comdat
9432 group support from Relobj. Update declarations.
9433 (Sized_relobj::get_output_section_offset): New function.
9434 (Sized_relobj::do_output_section_offset): New function.
9435 (Sized_relobj::do_set_section_offset): New function.
9436 * object.cc (Relobj::output_section_address): Remove.
9437 (Sized_relobj::Sized_relobj): Initialize new fields.
9438 (Sized_relobj::include_section_group): Cast find_kept_object to
9440 (Sized_relobj::include_linkonce_section): Likewise.
9441 (Sized_relobj::do_layout): Use separate arrays for output section
9443 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9445 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9446 output_sections and section_offsets.
9447 (Sized_relobj::write_local_symbols): Likewise.
9448 (map_to_kept_section): Compute output address directly.
9449 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9450 output_sections and section_offsets.
9451 (Sized_relobj::write_sections): Likewise.
9452 (Sized_relobj::relocate_sections): Likewise.
9453 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9454 * output.h (class Output_reloc): Update declarations. Change
9455 u2_.relobj to Sized_relobj*.
9456 (class Output_data_reloc): Change add functions to use
9458 * output.cc (Output_reloc::Output_reloc): Change relobj to
9460 (Output_reloc::local_section_offset): Change return type to
9461 Elf_Addr. Use get_output_section_offset.
9462 (Output_reloc::get_address): Likewise.
9463 (Output_section::is_input_address_mapped): Don't call
9464 is_section_specially_mapped.
9465 (Output_section::output_offset): Likewise.
9466 (Output_section::output_address): Likewise.
9467 (Output_section::starting_output_address): Likewise.
9468 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9469 parameter to Sized_relobj*.
9470 (Copy_relocs::need_copy_reloc): Likewise.
9471 (Copy_relocs::save): Likewise.
9472 * copy-relocs.h (class Copy_relocs): Update declarations.
9473 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9474 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9475 * target-reloc.h (relocate_for_relocatable): Change
9476 offset_in_output_section type to Elf_Addr. Change code that uses
9478 * layout.cc (Layout::layout): Always set *off.
9479 * mapfile.cc (Mapfile::print_input_section): Use
9480 output_section_offset.
9481 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9483 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9484 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9485 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9487 2008-07-03 Ian Lance Taylor <iant@google.com>
9489 * layout.cc (Layout::include_section): Do not discard unrecognized
9490 SHT_STRTAB sections.
9492 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9494 * script.cc (Lex::can_continue_name): Make '?' allowable in
9495 version-script names.
9496 * testsuite/version_script.map: Change glob pattern to use '?'
9498 2008-06-30 Manish Singh <yosh@gimp.org>
9501 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9504 2008-06-30 Ian Lance Taylor <iant@google.com>
9508 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9509 versions]: Don't try to read the value in the contents, since we
9510 don't use it. Use the template endianness when writing.
9512 2008-06-25 Cary Coutant <ccoutant@google.com>
9514 * fileread.cc (File_read::make_view): Assert on zero-length view.
9515 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9516 symbol table when there are no symbols to read.
9518 2008-06-23 Craig Silverstein <csilvers@google.com>
9520 * version.cc (version_string): Bump to 1.7
9522 2008-06-18 Craig Silverstein <csilvers@google.com>
9524 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9525 constant 0xFFFF to type Valtype.
9526 (Powerpc_relocate_functions::rel16_ha): Likewise.
9528 2008-06-17 Ian Lance Taylor <iant@google.com>
9530 * output.h (Output_section::Input_section): Initialize p2align_ to
9531 zero for Output_section_data constructors.
9532 (Output_section::Input_section::addralign): If not an input
9533 section, return the alignment of the Output_section_data.
9534 * testsuite/copy_test.cc: New file.
9535 * testsuite/copy_test_1.cc: New file.
9536 * testsuite/copy_test_2.cc: New file.
9537 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9538 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9539 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9540 (copy_test_1_pic.o, copy_test_1.so): New targets.
9541 (copy_test_2_pic.o, copy_test_2.so): New targets.
9542 * testsuite/Makefile.in: Rebuild.
9544 * script-sections.cc (Script_sections::place_orphan): Initialize
9545 local variable exact.
9547 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9549 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9551 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9552 David S. Miller <davem@davemloft.net>
9554 * powerpc.cc: New file.
9555 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9556 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9557 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9558 * Makefile.in: Rebuild.
9560 2008-06-09 Ian Lance Taylor <iant@google.com>
9562 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9564 (throwing, orig_terminate): New static variables.
9565 (terminate_handler): New static function.
9566 (t2): Set terminate handler.
9568 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9571 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9574 2008-05-30 Cary Coutant <ccoutant@google.com>
9576 * archive.cc (Archive::include_all_members) Correct to step
9577 over symbol table and extended name table in thin archives.
9579 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9582 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9585 2008-05-28 Caleb Howe <cshowe@google.com>
9587 * reduced_debug_output.cc: New file.
9588 * reduced_debug_output.h: New file.
9589 * options.h (class General_options): Add --strip-debug-non-line.
9590 * options.cc (General_options::finalize): Add strip_debug_non_line
9591 to the strip heirarchy.
9592 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9594 * layout.cc: Include "reduced_debug_output.h".
9595 (Layout::Layout): Initialize new fields.
9596 (line_only_debug_sections): New static array.
9597 (is_lines_only_debug_sections): New static inline function.
9598 (Layout::include_section): Handle --strip-debug-non-line.
9599 (Layout::make_output_section): If --strip-debug-non-line, build
9600 new output sections for .debug_abbrev and .debug_info.
9601 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9602 gold. Warn about possible overflow.
9603 (read_signed_LEB_128): Likewise.
9604 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9605 (read_signed_LEB_128): Declare.
9606 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9607 (HFILES): Add reduced_debug_output.h.
9608 * Makefile.in: Rebuild.
9610 2008-05-21 Ian Lance Taylor <iant@google.com>
9612 * mapfile.cc: New file.
9613 * mapfile.h: New file.
9614 * options.h (class General_options): Add -M/--print-map and -Map.
9615 * options.cc (General_options::finalize): Make -M equivalent to
9617 * main.cc: Include <cstdio> and "mapfile.h".
9618 (main): Open mapfile if requested.
9619 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9620 constructor. Change caller.
9621 (queue_initial_tasks): Add mapfile parameter. Change caller.
9622 (queue_middle_tasks): Likewise.
9623 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9625 * archive.cc: Include "mapfile.h".
9626 (Archive::add_symbols): Add mapfile parameter. Change all
9627 callers. Pass mapfile, symbol, and reason to include_member.
9628 (Archive::include_all_members): Add mapfile parameter. Change all
9630 (Archive::include_member): Add mapfile, sym, and why parameters.
9631 Change all callers. Report inclusion to map file.
9632 * archive.h: Include "fileread.h".
9633 (class Archive): Update declarations.
9634 (Archive::file): New const method.
9635 (class Add_archive_symbols): Add mapfile_ field. Update
9636 constructor. Change all callers.
9637 * readsyms.h (class Read_symbols): Likewise.
9638 (class Finish_group): Likewise.
9639 (class Read_script): Likewise.
9640 * common.cc: Include "mapfile.h".
9641 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9643 (Symbol_table::do_allocate_commons): Likewise.
9644 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9645 symbol allocation to mapfile.
9646 * common.h (class Allocate_commons_task): Add mapfile_ field.
9647 Update constructor. Change all callers.
9648 * symtab.h (class Symbol_table): Update declarations.
9649 * layout.cc: Include "mapfile.h".
9650 (Layout_task_runner::run): Print information to mapfile.
9651 (Layout::create_gold_note): Change Output_data_fixed_space to
9652 Output_data_zero_fill.
9653 (Layout::create_build_id): Likewise.
9654 (Layout::print_to_mapfile): New function.
9655 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9656 constructor. Change caller.
9657 (class Layout): Declare print_to_mapfile.
9658 * output.cc (Output_section::Input_section::print_to_mapfile): New
9660 (Output_section::add_input_section): If producing a map, always
9661 add to input_sections_ list.
9662 (Output_section::do_print_to_mapfile): New function.
9663 (Output_segment::print_sections_to_mapfile): New function.
9664 (Output_segment::print_section_list_to_mapfile): New function.
9665 * output.h: Include "mapfile.h".
9666 (Output_data::print_to_mapfile): New function.
9667 (Output_data::do_print_to_mapfile): New virtual function.
9668 (Output_segment_headers::do_print_to_mapfile): New function.
9669 (Output_file_header::do_print_to_mapfile): New function.
9670 (Output_data_const::do_print_to_mapfile): New function.
9671 (class Output_data_const_buffer): Add map_name_ field. Update
9672 constructor. Change all callers. Add do_print_to_mapfile
9674 (class Output_data_fixed_space): Likewise.
9675 (class Output_data_space): Likewise.
9676 (class Output_data_zero_fill): New class.
9677 (Output_data_strtab::do_print_to_mapfile): New function.
9678 (Output_data_reloc_base::do_print_to_mapfile): New function.
9679 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9680 (Output_data_group::do_print_to_mapfile): New function.
9681 (Output_data_got::do_print_to_mapfile): New function.
9682 (Output_data_dynamic::do_print_to_mapfile): New function.
9683 (Output_symtab_xindex::do_print_to_mapfile): New function.
9684 (class Output_section): Declare do_print_to_mapflie. Declare
9685 print_to_mapfile in Input_section.
9686 (class Output_segment): Declare new functions.
9687 * object.h (Sized_relobj::symbol_count): New function.
9688 * script-sections.cc
9689 (Output_section_element_dot_assignment::set_section_addresses):
9690 Change Output_data_fixed_space to Output_data_zero_fill.
9691 (Output_data_expression::do_print_to_mapfile): New function.
9692 * script.cc (read_input_script): Add mapfile parameter. Change
9694 * script.h (read_input_script): Update declaration.
9695 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9696 (Eh_frame::do_print_to_mapfile): New function.
9697 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9698 (Output_merge_string::do_print_to_mapfile): New function.
9699 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9701 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9703 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9705 * Makefile.am (CCFILES): Add mapfile.cc.
9706 (HFILES): Add mapfile.h.
9707 * Makefile.in: Rebuild.
9709 2008-05-19 Ian Lance Taylor <iant@google.com>
9711 * options.h (class General_options): Add -z relro.
9712 * layout.cc (Layout::Layout): Initialize relro_segment_.
9713 (Layout::add_output_section_data): Return the output section.
9714 (Layout::make_output_section): Rcognize relro sections and mark
9716 (Layout::attach_allocated_section_to_segment): Put relro sections
9717 in a PT_GNU_RELRO segment.
9718 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9720 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9722 (Layout::linkonce_mapping): Map d.rel.ro.local to
9724 (Layout::output_section_name): Us .data.rel.ro.local for any
9725 section which begins with that.
9726 * layout.h (class Layout): Update add_output_section_data
9727 declaration. Add relro_segment_ field.
9728 * output.cc (Output_section::Output_section): Initialize is_relro_
9729 and is_relro_local_ fields.
9730 (Output_segment::add_output_section): Group relro sections.
9731 (Output_segment::is_first_section_relro): New function.
9732 (Output_segment::maximum_alignment): If there is a relro section,
9733 align the segment to the common page size.
9734 (Output_segment::set_section_addresses): Track whether we are
9735 looking at relro sections. If the last section is a relro
9736 section, align to the common page size.
9737 (Output_segment::set_section_list_addresses): Add in_relro
9738 parameter. Change all callers. Align to the page size when
9739 moving from relro to non-relro section.
9740 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9742 * output.h (class Output_section): Add is_relro_ and
9743 is_relro_local_ fields.
9744 (Output_section::is_relro): New function.
9745 (Output_section::set_is_relro): New function.
9746 (Output_section::is_relro_local): New function.
9747 (Output_section::set_is_relro_local): New function.
9748 (class Output_segment): Update declarations.
9749 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9750 * sparc.cc (Target_sparc::got_section): Likewise.
9751 * x86_64.cc (Target_x86_64::got_section): Likewise.
9752 * testsuite/relro_test_main.cc: New file.
9753 * testsuite/relro_test.cc: New file.
9754 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9755 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9756 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9757 (relro_test.so, relro_test_pic.o): New targets.
9758 * testsuite/Makefile.in: Rebuild.
9760 2008-05-16 Ian Lance Taylor <iant@google.com>
9762 * output.cc (Output_segment::add_output_section): Remove front
9764 * output.h (class Output_segment): Remove
9765 add_initial_output_section and overloaded add_output_section.
9766 Update declaration of remaining add_output_section.
9767 * layout.cc (Layout::create_interp): Call add_output_section
9768 rather than add_initial_output_section.
9769 (Layout::finish_dynamic_section): Likewise.
9771 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9772 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9773 know the dynamic type.
9774 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9775 field. Initialize it in constructor.
9776 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9777 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9778 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9781 * output.cc (Output_reloc::get_address): Change return type to
9783 * output.h (class Output_reloc): Update get_address declaration.
9784 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9785 for section addresses.
9787 2008-05-09 Ian Lance Taylor <iant@google.com>
9790 * gold.cc (gold_nomem): Use return value of write.
9792 2008-05-08 Ian Lance Taylor <iant@google.com>
9794 * symtab.c (Symbol::init_base_output_data): Add version
9795 parameter. Change all callers.
9796 (Symbol::init_base_output_segment): Likewise.
9797 (Symbol::init_base_constant): Likewise.
9798 (Symbol::init_base_undefined): Likewise.
9799 (Sized_symbol::init_output_data): Likewise.
9800 (Sized_symbol::init_output_segment): Likewise.
9801 (Sized_symbol::init_constant): Likewise.
9802 (Sized_symbol::init_undefined): Likewise.
9803 (Symbol_table::do_define_in_output_data): If the new symbol has a
9804 version, mark it as the default.
9805 (Symbol_table::do_define_in_output_segment): Likewise.
9806 (Symbol_table::do_define_as_constant): Likewise.
9807 * symtab.h (class Symbol): Update declarations.
9808 (class Sized_symbol): Likewise.
9809 * resolve.cc (Symbol::override_version): New function.
9810 (Symbol::override_base): Call override_version.
9811 (Symbol::override_base_with_special): Likewise.
9812 * testsuite/ver_script_8.script: New file.
9813 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9814 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9815 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9816 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9818 2008-05-06 Ian Lance Taylor <iant@google.com>
9821 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9823 (class General_options): Remove existing --undefined, and add
9824 --no-undefined instead. Add new --undefined as synonym for -u.
9825 * archive.cc (Archive::add_symbols): Check whether symbol was
9827 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9828 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9829 all uses. Add IS_UNDEFINED. Update declarations to split
9830 different versions of init_base. Declare init_base_undefined.
9831 (Symbol::is_defined): Handle IS_UNDEFINED.
9832 (Symbol::is_undefined): Likewise.
9833 (Symbol::is_weak_undefined): Call is_undefined.
9834 (Symbol::is_absolute): Handle IS_CONSTANT.
9835 (class Sized_symbol): Update declarations to split different
9836 versions of init. Declare init_undefined.
9837 (class Symbol_table): Declare new functions.
9838 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9840 (Symbol::init_base_output_data): Likewise.
9841 (Symbol::init_base_output_segment): Likewise.
9842 (Symbol::init_base_constant): Likewise.
9843 (Symbol::init_base_undefined): New function.
9844 (Sized_symbol::init_object): Rename from init. Change all
9846 (Sized_symbol::init_output_data): Likewise.
9847 (Sized_symbol::init_output_segment): Likewise.
9848 (Sized_symbol::init_constant): Likewise.
9849 (Sized_symbol::init_undefined): New function.
9850 (Symbol_table::add_undefined_symbols_from_command_line): New
9852 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9854 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9855 (Symbol::output_section): Likewise.
9856 (Symbol::set_output_section): Likewise.
9857 (Symbol_table::sized_finalize_symbol): Likewise.
9858 (Symbol_table::sized_write_globals): Likewise.
9859 * resolve.cc (Symbol_table::should_override): Likewise.
9860 (Symbol::override_base_with_special): Likewise.
9862 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9863 symbol, change it to have default visibility.
9864 * testsuite/protected_1.cc: New file.
9865 * testsuite/protected_2.cc: New file.
9866 * testsuite/protected_3.cc: New file.
9867 * testsuite/protected_main_1.cc: New file.
9868 * testsuite/protected_main_2.cc: New file.
9869 * testsuite/protected_main_3.cc: New file.
9870 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9871 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9872 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9873 (protected_1.so): New target.
9874 (protected_1_pic.o, protected_2_pic.o): New targets.
9875 (protected_3_pic.o): New target.
9876 (check_PROGRAMS): Add protected_2.
9877 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9878 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9879 * testsuite/Makefile.in: Rebuild.
9881 * options.h (DEFINE_var): Add set_user_set_##varname__.
9882 (DEFINE_bool_alias): New macro.
9883 (class General_options): Define -Bstatic using DEFINE_bool_alias
9884 rather than DEFINE_special. Add --undefined as an alias for -z
9886 * options.cc (General_options::parse_Bstatic): Remove.
9888 * options.h (class General_options): Add --fatal-warnings.
9889 * main.cc (main): Implement --fatal-warnings.
9890 * errors.h (Errors::warning_count): New function.
9892 * options.h (class General_options): Add -Bsymbolic-functions.
9893 * symtab.h (Symbol::is_preemptible): Check for
9894 -Bsymbolic-functions.
9896 2008-05-05 Ian Lance Taylor <iant@google.com>
9898 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9899 as noVARNAME rather than no-VARNAME.
9900 (class General_options): Add option -z combreloc.
9901 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9903 (Output_reloc::sort_before) [SHT_REL]: New function.
9904 (Output_reloc::sort_before) [SHT_RELA]: New function.
9905 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9906 Sort_relocs_comparison.
9907 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9908 parameter. Change all callers.
9909 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9910 sort_relocs parameter. Change all callers.
9911 * output.cc (Output_reloc::get_address): New function, broken out
9913 (Output_reloc::write_rel): Call it.
9914 (Output_reloc::compare): New function.
9915 (Output_data_reloc_base::do_write): Optionally sort relocs.
9917 * configure.ac: If targ_extra_obj is set, link it in.
9918 * configure.tgt: Initialize all variables.
9919 (x86_64*): Set targ_extra_obj and targ_extra_size.
9920 * configure: Rebuild.
9922 * object.cc (Sized_relobj::include_section_group): Adjust section
9923 indexes read from group data. Build vector to pass to
9925 * layout.cc (Layout::layout_group): Add flags and shndxes
9926 parameters. Remove contents parameter. Change caller. Update
9927 explicit instantiations.
9928 * layout.h (class Layout): Update layout_group declaration.
9929 * output.cc (Output_data_group::Output_data_group): Add flags and
9930 input_shndxes parameters. Remove contents parameter. Change
9932 (Output_data_group::do_write): Change input_sections_ to
9934 * output.h (class Output_data_group): Update constructor
9935 declaration. Rename input_sections_ to input_shndxes_.
9936 * testsuite/many_sections_test.cc: Add template.
9938 2008-04-30 Cary Coutant <ccoutant@google.com>
9940 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9942 * layout.cc (Layout::include_section): Refactored check for debug
9944 (Layout::add_comdat): Add new parameters. Change type
9945 of signature parameter. Add object and shndx to signatures table.
9946 (Layout::find_kept_object): New function.
9947 * layout.h: Include <cstring>.
9948 (Layout::is_debug_info_section): New function.
9949 (Layout::add_comdat): Add new parameters.
9950 (Layout::find_kept_object): New function.
9951 (Layout::Kept_section): New struct.
9952 (Layout::Signatures): Change type of map range.
9953 * object.cc (Relobj::output_section_address): New function.
9954 (Sized_relobj::include_section_group): Add new parameters. Change
9955 calls to Layout::add_comdat. Change to build table of kept comdat
9956 groups and table mapping discarded sections to kept sections.
9957 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9958 (Sized_relobj::do_layout): Change calls to include_section_group and
9959 include_linkonce_section.
9960 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9961 value to zero when section is discarded.
9962 (Sized_relobj::map_to_kept_section): New function.
9963 * object.h (Relobj::output_section_address): New function.
9964 (Relobj::Comdat_group): New type.
9965 (Relobj::find_comdat_group): New function.
9966 (Relobj::Comdat_group_table): New type.
9967 (Relobj::Kept_comdat_section): New type.
9968 (Relobj::Kept_comdat_section_table): New type.
9969 (Relobj::add_comdat_group): New function.
9970 (Relobj::set_kept_comdat_section): New function.
9971 (Relobj::get_kept_comdat_section): New function.
9972 (Relobj::comdat_groups_): New field.
9973 (Relobj::kept_comdat_sections_): New field.
9974 (Symbol_value::input_value): Update comment.
9975 (Sized_relobj::map_to_kept_section) New function.
9976 (Sized_relobj::include_linkonce_section): Add new parameter.
9977 * target-reloc.h (Comdat_behavior): New type.
9978 (get_comdat_behavior): New function.
9979 (relocate_section): Add code to map a discarded section to the
9980 corresponding kept section when applying a relocation.
9982 2008-04-30 Craig Silverstein <csilvers@google.com>
9984 * dwarf_reader.cc (next_generation_count): New static var.
9985 (Addr2line_cache_entry): New struct.
9986 (addr2line_cache): New static var.
9987 (Dwarf_line_info::one_addr2line): Added caching.
9988 (Dwarf_line_info::clear_addr2line_cache): New function.
9989 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9990 cache-size parameter.
9991 (Dwarf_line_info::one_addr2line_cache): New function.
9992 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9993 new cache-size argument to one_addr2line(), and clear cache.
9995 2008-04-28 Cary Coutant <ccoutant@google.com>
9997 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9998 R_386_PC8 relocations.
10000 2008-04-23 Ian Lance Taylor <iant@google.com>
10002 * object.cc (Sized_relobj::include_section_group): Check for
10003 invalid section group.
10005 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10008 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10009 than read for file header.
10010 * archive.cc (Archive::include_member): Likewise.
10012 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10014 * aclocal.m4: Regenerate.
10015 * configure: Regenerate.
10017 2008-04-19 Ian Lance Taylor <iant@google.com>
10019 * version.cc (version_string): Bump to 1.6.
10021 * testsuite/Makefile.am (many_sections_r_test): New target.
10022 (many_sections_r_test_SOURCES): Remove.
10023 (many_sections_r_test_DEPENDENCIES): Remove.
10024 (many_sections_r_test_LDFLAGS): Remove.
10025 (many_sections_r_test_LDADD): Remove.
10027 * object.cc (Sized_relobj::do_add_symbols): Always pass
10028 local_symbol_count_ to add_from_relobj.
10030 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10031 every thousand variables.
10032 * testsuite/Makefile.in: Rebuild.
10034 * object.cc (Xindex::initialize_symtab_xindex): New function.
10035 (Xindex::read_symtab_xindex): New function.
10036 (Xindex::sym_xindex_to_shndx): New function.
10037 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10039 (Sized_relobj::do_initialize_xindex): New function.
10040 (Sized_relobj::do_read_symbols): Adjust section links.
10041 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10042 parameter. Change all callers.
10043 (Sized_relobj::include_section_group): Adjust section links and
10044 symbol section indexes.
10045 (Sized_relobj::do_layout): Adjust section links.
10046 (Sized_relobj::do_count_local_symbols): Adjust section links and
10047 symbol section indexes.
10048 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10049 ordinary and special symbols.
10050 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10051 dynsym_xindex parameters. Change all callers. Adjust section
10052 links. Use SHN_XINDEX when needed.
10053 (Sized_relobj::get_symbol_location_info): Adjust section links.
10054 Don't get fooled by special symbols.
10055 * object.h (class Xindex): Define.
10056 (class Object): Add xindex_ parameter. Declare virtual functoin
10057 do_initialize_xindex.
10058 (Object::adjust_sym_shndx): New function.
10059 (Object::set_xindex): New protected function.
10060 (class Symbol_value): Add is_ordinary_shndx_ field.
10061 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10062 (Symbol_value::value): Assert ordinary section.
10063 (Symbol_value::initialize_input_to_output_map): Likewise.
10064 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10065 Change all callers.
10066 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10068 (class Sized_relobj): Update declarations.
10069 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10070 parameter. Change all callers.
10071 (Sized_relobj::adjust_shndx): New function.
10072 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10074 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10075 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10076 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10077 (Sized_dynobj::read_dynsym_section): Adjust section links.
10078 (Sized_dynobj::read_dynamic): Likewise.
10079 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10081 (Sized_dynobj::do_initialize_xindex): New function.
10082 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10083 do_initialize_xindex.
10084 (Sized_dynobj::adjust_shndx): New function.
10085 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10086 dynsym_xindex_ fields.
10087 (Layout::finalize): Add a call to set_section_indexes before
10088 creating the symtab sections.
10089 (Layout::set_section_indexes): Don't do anything if the section
10090 already has a section index.
10091 (Layout::create_symtab_sections): Add shnum parameter. Change
10092 caller. Create .symtab_shndx section if needed.
10093 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10095 (Layout::allocated_output_section_count): New function.
10096 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10098 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10099 fields. Update declarations.
10100 (Layout::symtab_xindex): New function.
10101 (Layout::dynsym_xindex): New function.
10102 (class Write_symbols_task): Add layout_ field.
10103 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10105 * output.cc (Output_section_headers::Output_section_headers): Add
10106 shstrtab_section parameter. Change all callers.
10107 (Output_section_headers::do_sized_write): Store overflow values
10108 for section count and section string table section index in
10109 section header zero.
10110 (Output_file_header::do_sized_write): Check for overflow of
10111 section count and section string table section index.
10112 (Output_symtab_xindex::do_write): New function.
10113 (Output_symtab_xindex::endian_do_write): New function.
10114 * output.h (class Output_section_headers): Add shstrtab_section_.
10115 Update declarations.
10116 (class Output_symtab_xindex): Define.
10117 (Output_section::has_out_shndx): New function.
10118 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10120 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10121 Change all callers.
10122 (Sized_symbol::init): Likewise.
10123 (Symbol::output_section): Check for ordinary symbol.
10124 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10125 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10127 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10128 Change all callers. Simplify handling of symbols from sections
10129 not included in the link.
10130 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10132 (Weak_alias_sorter::operator()): Assert that symbols are
10134 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10136 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10137 parameters. Change all callers.
10138 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10139 symbol distinction. Use SHN_XINDEX when needed.
10140 (Symbol_table::write_section_symbol): Add symtab_xindex
10141 parameter. Change all callers.
10142 (Symbol_table::sized_write_section_symbol): Likewise. Use
10143 SHN_XINDEX when needed.
10144 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10146 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10147 (Symbol::is_defined): Check is_ordinary.
10148 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10149 (Symbol::is_absolute, Symbol::is_common): Likewise.
10150 (class Sized_symbol): Update declarations.
10151 (class Symbol_table): Update declarations.
10152 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10153 parameters. Change all callers.
10154 (Sized_symbol::override): Likewise.
10155 (Symbol_table::override): Likewise.
10156 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10157 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10158 is_ordinary, and orig_st_shndx parameters. Change all callers.
10159 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10160 to be in an ordinary section.
10161 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10162 object and is_ordinary parameters. Change all callers.
10163 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10164 Change all callers. Don't add undefined or non-ordinary symbols
10166 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10167 Change all callers.
10168 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10170 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10171 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10172 (Sized_relobj::relocate_sections): Likewise.
10173 * target-reloc.h (scan_relocs): Adjust section symbol index.
10174 (scan_relocatable_relocs): Likewise.
10175 * i386.cc (Scan::local): Check for ordinary symbols.
10176 * sparc.cc (Scan::local): Likewise.
10177 * x86_64.cc (Scan::local): Likewise.
10178 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10179 to symbol_section_and_value.
10180 * testsuite/many_sections_test.cc: New file.
10181 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10182 (check_PROGRAMS): Add many_sections_test.
10183 (many_sections_test_SOURCES): Define.
10184 (many_sections_test_DEPENDENCIES): Define.
10185 (many_sections_test_LDFLAGS): Define.
10186 (BUILT_SOURCES): Add many_sections_define.h.
10187 (many_sections_define.h): New target.
10188 (BUILT_SOURCES): Add many_sections_check.h.
10189 (many_sections_check.h): New target.
10190 (check_PROGRAMS): Add many_sections_r_test.
10191 (many_sections_r_test_SOURCES): Define.
10192 (many_sections_r_test_DEPENDENCIES): Define.
10193 (many_sections_r_test_LDFLAGS): Define.
10194 (many_sections_r_test_LDADD): Define.
10195 (many_sections_r_test.o): New target.
10196 * testsuite/Makefile.in: Rebuild.
10198 2008-04-17 Cary Coutant <ccoutant@google.com>
10200 * errors.cc (Errors::info): New function.
10201 (gold_info): New function.
10202 * errors.h (Errors::info): New function.
10203 * gold.h (gold_info): New function.
10204 * object.cc (Input_objects::add_object): Print trace output.
10205 * options.cc (options::parse_set): New function.
10206 (General_options::parse_wrap): Deleted.
10207 (General_options::General_options): Deleted initializer.
10208 * options.h (options::String_set): New typedef.
10209 (options::parse_set): New function.
10210 (DEFINE_set): New macro.
10211 (General_options::wrap): Changed to use DEFINE_set. Changed
10212 callers of any_wrap_symbols and is_wrap_symbol.
10213 (General_options::trace, General_options::trace_symbol):
10215 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10216 (General_options::wrap_symbols_): Deleted.
10217 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10219 2008-04-17 David S. Miller <davem@davemloft.net>
10221 * options.cc (General_options::parse_V): New function.
10222 * options.h: Add entries for -V and -Qy.
10224 2008-04-17 Ian Lance Taylor <iant@google.com>
10226 * common.cc (Symbol_table::allocate_commons): Remove options
10227 parameter. Change caller.
10228 (Symbol_table::do_allocate_commons): Remove options parameter.
10229 Change caller. Just call do_allocate_commons_list twice.
10230 (Symbol_table::do_allocate_commons_list): New function, broken out
10231 of do_allocate_commons.
10232 * common.h (class Allocate_commons_task): Remove options_ field.
10233 Update constructor.
10234 * symtab.cc (Symbol_table::Symbol_table): Initialize
10236 (Symbol_table::add_from_object): Put TLS common symbols on
10238 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10239 which are IN_OUTPUT_DATA.
10240 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10241 allocate_commons and do_allocate_commons declarations. Declare
10242 do_allocate_commons_list.
10243 * gold.cc (queue_middle_tasks): Update creation of
10244 Allocate_commons_task to not pass options.
10245 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10246 (TLS_TEST_C_FLAGS): New variable.
10247 (tls_test_c_pic.o): New target.
10248 (tls_test_shared.so): Link in tls_test_c_pic.o.
10249 (tls_test_c_pic_ie.o): New target.
10250 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10251 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10252 (tls_test_c.o): New target.
10253 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10254 (tls_pic_test_LDADD): Likewise.
10255 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10256 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10257 (tls_test_c_gnu2.o): New target.
10258 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10260 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10261 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10262 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10263 * testsuite/tls_test.cc: Include "config.h".
10264 (t_last): Call t11_last.
10265 * testsuite/tls_test.h (t11, t11_last): Declare.
10266 * testsuite/tls_test_c.c: New file.
10267 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10268 * configure.ac: Check for OpenMP support.
10269 * configure, config.in, Makefile.in: Rebuild.
10270 * testsuite/Makefile.in: Rebuild.
10272 2008-04-16 Cary Coutant <ccoutant@google.com>
10274 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10275 (Target_i386::tls_base_symbol_defined_): New field.
10276 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10277 (Target_i386::Scan::global): Likewise.
10278 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10279 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10280 (Target_x86_64::tls_base_symbol_defined_): New field.
10281 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10282 (Target_x86_64::Scan::global): Likewise.
10284 2008-04-16 Cary Coutant <ccoutant@google.com>
10286 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10287 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10288 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10289 building shared libraries.
10290 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10291 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10292 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10293 * testsuite/Makefile.in: Rebuild.
10294 * testsuite/weak_undef.h: New file.
10295 * testsuite/weak_undef_file1.cc: Add extra test cases.
10296 * testsuite/weak_undef_file2.cc: Likewise.
10297 * testsuite/weak_undef_test.cc: Likewise.
10299 2008-04-16 David S. Miller <davem@davemloft.net>
10301 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10302 Add issued_non_pic_error_ field. Declare check_non_pic.
10303 (Target_sparc::Scan::check_non_pic): New function.
10304 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10305 (Target_sparc::Scan::global): Likewise.
10307 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10308 * configure: Rebuild.
10310 * options.h (DEFINE_enable): New macro.
10311 (new_dtags): New enable option.
10312 (initfirst, interpose, loadfltr, nodefaultlib,
10313 nodelete, nodlopen, nodump): New -z options.
10314 * layout.cc (Layout:finish_dynamic_section): If new
10315 dtags enabled, emit DT_RUNPATH. Also, emit a
10316 DT_FLAGS_1 containing any specified -z flags.
10318 2008-04-16 Ian Lance Taylor <iant@google.com>
10320 * copy-relocs.cc: New file.
10321 * copy-relocs.h: New file.
10322 * reloc.cc: Remove Copy_relocs code.
10323 * reloc.h: Likewise.
10324 * reloc-types.h (struct Reloc_types) [both versions]: Add
10325 get_reloc_addend_noerror.
10326 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10327 variants of add_global which take an addend which must be zero.
10328 * i386.cc: Include "copy-relocs.h".
10329 (class Target_i386): Change type of copy_relocs_ to variable,
10330 update initializer.
10331 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10332 Change all callers.
10333 (Target_i386::do_finalize_sections): Change handling of
10335 * sparc.cc: Include "copy-relocs.h".
10336 (class Target_sparc): Change type of copy_relocs_ to variable,
10337 update initializer.
10338 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10339 Change all callers.
10340 (Target_sparc::do_finalize_sections): Change handling of
10342 * x86_64.cc: Include "copy-relocs.h".
10343 (class Target_x86_64): Change type of copy_relocs_ to variable,
10344 update initializer.
10345 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10346 class. Change all callers.
10347 (Target_x86_64::do_finalize_sections): Change handling of
10349 * Makefile.am (CCFILES): Add copy-relocs.cc.
10350 (HFILES): Add copy-relocs.h.
10352 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10354 * testsuite/script_test_4.sh: Permit leading zeroes.
10356 2008-04-15 Ian Lance Taylor <iant@google.com>
10358 * script-sections.cc (Script_sections::create_segments): Use
10359 header_size_adjustment even when there is enough room for the
10361 * testsuite/script_test_4.sh: New file.
10362 * testsuite/script_test_4.t: New file.
10363 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10364 (check_DATA): Add script_test_4.stdout.
10365 (MOSTLYCLEANFILES): Likewise.
10366 (script_test_4): New target.
10367 (script_test_4.stdout): New target.
10368 * testsuite/Makefile.in: Rebuild.
10370 * sparc.cc: Add definitions for Output_data_plt_sparc class
10373 2008-04-14 David S. Miller <davem@davemloft.net>
10375 * sparc.cc: New file.
10376 * Makefile.am (TARGETSOURCES): Add sparc.cc
10377 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10378 * configure.tgt: Document targ_extra_size and
10379 targ_extra_big_endian. Add entries for sparc-* and
10381 * configure.ac: Handle targ_extra_size and
10382 targ_extra_big_endian.
10383 * Makefile.in: Rebuild.
10384 * configure: Likewise.
10385 * po/POTFILES.in: Likewise.
10386 * po/gold.pot: Likewise.
10388 2008-04-14 Ian Lance Taylor <iant@google.com>
10390 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10391 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10392 in the name/type/flags to section mapping. Don't call
10393 allocate_output_section.
10394 (Layout::choose_output_section): Change parameter from adjust_name
10395 to is_input_section. Don't permit input sections after sections
10396 are attached to segments. Don't call allocate_output_section.
10397 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10398 not write_enable_output_section.
10399 (Layout::make_output_section): Don't push to
10400 unattached_section_list_ nor call attach_to_segment. Call
10401 attach_section_to_segment if sections are attached.
10402 (Layout::attach_sections_to_segments): New function.
10403 (Layout::attach_section_to_segment): New function.
10404 (Layout::attach_allocated_section_to_segment): Rename from
10405 attach_to_segment. Remove flags parameter.
10406 (Layout::allocate_output_section): Remove function.
10407 (Layout::write_enable_output_section): Remove function.
10408 * layout.h (class Layout): Update for above changes. Add new
10409 field sections_are_attached_.
10410 * output.h (Output_section::update_flags_for_input_section): New
10412 * output.cc (Output_section::add_input_section): Call
10413 update_flags_for_input_section.
10414 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10416 2008-04-11 Cary Coutant <ccoutant@google.com>
10418 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10419 thought unnecessary.
10420 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10422 2008-04-11 Ian Lance Taylor <iant@google.com>
10424 * output.h (class Output_section_data): Remove inline definition
10426 * output.cc (Output_section_data::set_addralign): New function.
10428 2008-04-11 Cary Coutant <ccoutant@google.com>
10430 Add support for TLS descriptors for i386 and x86_64.
10431 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10432 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10433 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10435 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10436 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10437 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10439 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10440 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10441 Fix problem with initial-exec relocations.
10442 (Target_i386::Relocate::relocate_tls): Likewise.
10443 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10445 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10446 support for section-plus-offset dynamic table entries.
10447 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10448 (Output_data_dynamic::Dynamic_entry): Add support for
10449 section-plus-offset dynamic table entries.
10450 (Output_data_dynamic::Classification): Likewise.
10451 (Output_data_dynamic::classification_): Renamed offset_.
10452 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10453 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10454 (Target_x86_64::make_plt_section): New function.
10455 (Target_x86_64::reserve_tlsdesc_entries): New function.
10456 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10457 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10458 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10459 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10460 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10461 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10462 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10463 add extra PLT entry for TLS descriptors.
10464 (Output_data_plt_x86_64::got_): New field.
10465 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10466 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10468 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10470 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10471 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10472 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10473 R_386_TLS_DESC_CALL relocations.
10474 (Target_x86_64::Scan::global): Likewise.
10475 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10476 for TLS descriptors.
10477 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10478 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10479 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10480 GD-to-IE relaxation.
10481 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10482 and TLS_DESCRIPTORS.
10483 * Makefile.in: Rebuild.
10484 * configure: Rebuild.
10485 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10486 (tls_test_shared2.so): New target.
10487 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10488 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10489 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10490 (tls_shared_gd_to_ie_test_LDADD): New variable.
10491 (tls_shared_gnu2_gd_to_ie_test): New target.
10492 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10494 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10495 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10496 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10497 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10498 (tls_shared_gnu2_test): New target.
10499 (tls_test_gnu2_shared.so): New target.
10500 (tls_shared_gnu2_test_SOURCES): New variable.
10501 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10502 (tls_shared_gnu2_test_LDFLAGS): New variable.
10503 (tls_shared_gnu2_test_LDADD): New variable.
10504 * testsuite/Makefile.in: Rebuild.
10505 * testsuite/Makefile.
10507 2008-04-11 Ian Lance Taylor <iant@google.com>
10509 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10511 * testsuite/Makefile.in: Rebuild.
10513 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10515 * testsuite/script_test_2.cc (main): Adjust test.
10517 2008-04-11 David S. Miller <davem@davemloft.net>
10518 Ian Lance Taylor <iant@google.com>
10520 * options.h (General_options): Add entries for '-Y' and
10522 * options.cc (General_options:finalize): If -Y was used, add those
10523 entries to the library path instead of the default "/lib" and
10526 2008-04-11 David S. Miller <davem@davemloft.net>
10528 * testsuite/justsyms.t: Start at 0x100.
10529 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10530 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10532 * testsuite/script_test_2.cc: Adjust string and section length
10535 2008-04-09 Ian Lance Taylor <iant@google.com>
10538 * script-sections.cc (Sections_element::allocate_to_segment): Add
10540 (Output_section_definition::allocate_to_segment): Likewise.
10541 (Orphan_output_section::allocate_to_segment): Likewise.
10542 (Script_sections::attach_sections_using_phdrs_clause): Don't
10543 propagate non-PT_LOAD segments to orphan sections.
10544 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10545 readelf rather than objdump.
10546 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10547 .interp section and PT_INTERP segment are the same size.
10548 * testsuite/Makefile.in: Rebuild.
10550 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10551 aliases for symbols defined in the same object.
10552 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10553 (weak_alias_test_SOURCES): New variable.
10554 (weak_alias_test_DEPENDENCIES): New variable.
10555 (weak_alias_test_LDFLAGS): New variable.
10556 (weak_alias_test_LDADD): New variable.
10557 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10558 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10559 (weak_alias_test_3.o): New target.
10560 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10561 * testsuite/weak_alias_test_main.cc: New file.
10562 * testsuite/weak_alias_test_1.cc: New file.
10563 * testsuite/weak_alias_test_2.cc: New file.
10564 * testsuite/weak_alias_test_3.cc: New file.
10566 2008-04-08 Ian Lance Taylor <iant@google.com>
10568 * options.h (class General_options): Add --noinhibit-exec option.
10569 * main.cc (main): Check --noinhibit-exec.
10571 * options.h (class General_options): Define --wrap as a special
10572 option. Add wrap_symbols_ field.
10573 (General_options::any_wrap_symbols): New function.
10574 (General_options::is_wrap_symbol): New function.
10575 * options.cc (General_options::parse_wrap): New function.
10576 (General_options::General_options): Initialize wrap_symbols_.
10577 * symtab.cc (Symbol_table::wrap_symbol): New function.
10578 (Symbol_table::add_from_object): Handle --wrap.
10579 * symtab.h (class Symbol_table): Declare wrap_symbol.
10580 * target.h (Target::wrap_char): New function.
10581 (Target::Target_info): Add wrap_char field.
10582 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10583 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10584 * testsuite/testfile.cc (Target_test::test_target_info):
10587 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10590 * layout.h (class Layout): Add added_eh_frame_data_ field.
10591 * layout.cc (Layout::Layout): Initialize new field.
10592 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10593 output section until we find a section we merged successfully.
10594 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10595 that the size be non-zero.
10597 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10600 2008-04-08 Craig Silverstein <csilvers@google.com>
10602 * configure.ac: Export new conditional variable HAVE_ZLIB.
10603 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10605 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10606 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10608 2008-04-07 Ian Lance Taylor <iant@google.com>
10610 * version.cc (version_string): Set to "1.5".
10612 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10613 Add issued_non_pic_error_ field. Declare check_non_pic.
10614 (Target_x86_64::Scan::check_non_pic): New function.
10615 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10616 (Target_x86_64::Scan::global): Likewise.
10618 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10619 addend parameter. Change caller. Handle merge sections.
10620 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10621 Address to Addend. Don't add in the result of
10622 local_section_offset, pass down the addend and use the returned
10624 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10625 Update declarations of local_section_offset and symbol_value.
10626 * testsuite/two_file_test_1.cc (t18): New function.
10627 * testsuite/two_file_test_2.cc (f18): New function.
10628 * testsuite/two_file_test_main.cc (main): Call t18.
10629 * testsuite/two_file_test.h (t18, f18): Declare.
10631 * configure.ac: Don't test for objdump, c++filt, or readelf.
10632 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10634 (TEST_READELF): New variable.
10635 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10636 (check_PROGRAMS): Add two_file_strip_test.
10637 (two_file_strip_test): New target.
10638 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10639 (two_file_same_shared_strip_test_SOURCES): New variable.
10640 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10641 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10642 (two_file_same_shared_strip_test_LDADD): New variable.
10643 (two_file_shared_strip.so): New target.
10644 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10645 (ver_test_5.syms, ver_test_7.syms): Likewise.
10646 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10647 (strip_test_3.stdout): Use TEST_OBJDUMP.
10648 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10650 2008-04-04 Cary Coutant <ccoutant@google.com>
10652 * symtab.h (Symbol::is_weak_undefined): New function.
10653 (Symbol::is_strong_undefined): New function.
10654 (Symbol::is_absolute): New function.
10655 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10656 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10658 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10659 (weak_undef_test): New target.
10660 * testsuite/Makefile.in: Rebuild.
10661 * testsuite/weak_undef_file1.cc: New file.
10662 * testsuite/weak_undef_file2.cc: New file.
10663 * testsuite/weak_undef_test.cc: New file.
10665 2008-04-03 Craig Silverstein <csilvers@google.com>
10667 * compressed_output.h (class Output_compressed_section): Use
10669 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10671 (zlib_compressed_suffix): Removed.
10672 (Output_compressed_section::set_final_data_size): Use unsigned
10674 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10675 Fix linker invocation.
10676 (flagstest_o_specialfile_and_compress_debug_sections):
10678 * testsuite/Makefile.in: Regenerated.
10680 2008-04-02 David S. Miller <davem@davemloft.net>
10682 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10683 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10685 2008-04-02 Craig Silverstein <csilvers@google.com>
10689 2008-04-02 Ian Lance Taylor <iant@google.com>
10691 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10692 parameters. Update for new key type to views_. Change all
10694 (File_read::read): Adjust for byteshift in returned view.
10695 (File_read::add_view): New function, broken out of
10696 find_and_make_view.
10697 (File_read::make_view): New function, broken out of
10698 find_and_make_view.
10699 (File_read::find_or_make_view): Add offset and aligned
10700 parameters. Rewrite accordingly. Change all callers.
10701 (File_read::get_view): Add offset and aligned parameters. Adjust
10702 for byteshift in return value.
10703 (File_read::get_lasting_view): Likewise.
10704 * fileread.h (class File_read): Update declarations.
10705 (class File_read::View): Add byteshift_ field. Add byteshift to
10706 constructor. Add byteshift method.
10707 * archive.h (Archive::clear_uncached_views): New function.
10708 (Archive::get_view): Add aligned parameter. Change all callers.
10709 * object.h (Object::get_view): Add aligned parameter. Change all
10711 (Object::get_lasting_view): Likewise.
10713 * fileread.cc (File_read::release): Don't call clear_views if
10714 there are multiple objects.
10715 * fileread.h (File_read::clear_uncached_views): New function.
10716 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10719 2008-03-31 Cary Coutant <ccoutant@google.com>
10721 Add thin archive support.
10722 * archive.cc (Archive::armagt): New const.
10723 (Archive::setup): Remove task parameter and calls to unlock.
10724 (Archive::unlock_nested_archives): New function.
10725 (Archive::read_header): Add nested_off parameter. Change
10727 (Archive::interpret_header): Likewise.
10728 (Archive::include_all_members): Change to handle thin
10730 (Archive::include_member): Likewise.
10731 * archive.h (Archive::Archive): Add new parameters and
10733 (Archive::armagt): New const.
10734 (Archive::setup): Remove task parameter.
10735 (Archive::unlock_nested_archives): New function.
10736 (Archive::read_header): Add nested_off parameter.
10737 (Archive::interpret_header): Likewise.
10738 (Archive::Nested_archive_table): New typedef.
10739 (Archive::is_thin_archive_): New field.
10740 (Archive::nested_archives_): New field.
10741 (Archive::options_): New field.
10742 (Archive::dirpath_): New field.
10743 (Archive::task_): New field.
10744 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10745 for thin archives. Pass additional parameters to
10746 Archive::Archive. Unlock the archive file after calling
10749 2008-03-29 Ian Lance Taylor <iant@google.com>
10751 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10752 version symbol to be local.
10753 * testsuite/ver_test_4.sh: New file.
10754 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10755 (check_DATA): Add ver_test_4.syms.
10756 (ver_test_4.syms): New target.
10757 * testsuite/Makefile.in: Rebuild.
10760 (Output_section::Input_section_sort_entry::has_priority): New
10762 (Output_section::Input_section_sort_entry::match_file_name): New
10764 (Output_section::Input_section_sort_entry::match_section_name):
10766 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10768 (Output_section::Input_section_sort_entry::match_section_file):
10770 (Output_section::Input_section_sort_compare::operator()): Rewrite
10771 using new Input_section_sort_entry functions. Sort crtbegin and
10772 crtend first. Sort sections with no priority before sections with
10774 * testsuite/initpri1.c (d3): Check j != 4.
10775 (cd5): New constructor/destructor function.
10776 (main): Check j != 2.
10778 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10779 new symbol when resolving, don't call set_is_default.
10780 * testsuite/ver_test_7.cc: New file.
10781 * testsuite/ver_test_7.sh: New file.
10782 * testsuite/Makefile.am (ver_test_7.so): New target.
10783 (ver_test_7.o): New target.
10784 (check_SCRIPTS): Add ver_test_7.sh.
10785 (check_DATA): Add ver_test_7.syms.
10786 (ver_test_7.syms): New target.
10788 2008-03-28 Ian Lance Taylor <iant@google.com>
10790 * layout.cc (Layout::layout): If we see an input section with a
10791 name that needs sorting, set the must_sort flag for the output
10793 (Layout::make_output_section): If the name of the output section
10794 indicates that it might require sorting, set the may_sort flag.
10795 * output.h (Output_section::may_sort_attached_input_sections): New
10797 (Output_section::set_may_sort_attached_input_sections): New
10799 (Output_section::must_sort_attached_input_sections): New
10801 (Output_section::set_must_sort_attached_input_sections): New
10803 (class Output_section): Declare Input_section_sort_entry. Define
10804 Input_section_sort_compare. Declare
10805 sort_attached_input_sections. Add new fields:
10806 may_sort_attached_input_sections_,
10807 must_sort_attached_input_sections_,
10808 attached_input_sections_are_sorted_.
10809 * output.cc (Output_section::Output_section): Initialize new
10811 (Output_section::add_input_section): Add an entry to
10812 input_sections_ if may_sort or must_sort are true.
10813 (Output_section::set_final_data_size): Call
10814 sort_attached_input_sections if necessary.
10815 (Output_section::Input_section_sort_entry): Define new class.
10816 (Output_section::Input_section_sort_compare::operator()): New
10818 (Output_section::sort_attached_input_sections): New function.
10819 * configure.ac: Check whether the compiler supports constructor
10820 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10821 * testsuite/initpri1.c: New file.
10822 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10823 CONSTRUCTOR_PRIORITY.
10824 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10825 (initpri1_LDFLAGS): New variable.
10826 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10828 2008-03-27 Ian Lance Taylor <iant@google.com>
10830 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10831 * testsuite/common_test_1.c: New file.
10832 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10833 (common_test_1_SOURCES): New variable.
10834 (common_test_1_DEPENDENCIES): New variable.
10835 (common_test_1_LDFLAGS): New variable.
10837 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10838 and commons_ correctly when NAME/VERSION does not override
10840 * testsuite/ver_test_6.c: New file.
10841 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10842 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10843 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10845 2008-03-26 Ian Lance Taylor <iant@google.com>
10847 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10848 of an undefined symbol from a version script.
10849 * testsuite/Makefile.am (ver_test_5.so): New target.
10850 (ver_test_5.o): New target.
10851 (check_SCRIPTS): Add ver_test_5.sh.
10852 (check_DATA): Add ver_test_5.syms.
10853 (ver_test_5.syms): New target.
10854 * testsuite/ver_test_5.cc: New file.
10855 * testsuite/ver_test_5.script: New file.
10856 * testsuite/ver_test_5.sh: New file.
10857 * Makefile.in, testsuite/Makefile.in: Rebuild.
10860 Fix problems building gold with gcc 4.3.0.
10861 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10862 (gold_error_at_location, gold_warning_at_location): Use it.
10863 * configure.ac: Check whether we can compile and use a template
10864 function with a printf attribute.
10865 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10866 when jumping over bytes.
10867 * object.cc: Instantiate Object::read_section_data.
10868 * debug.h: Include <cstring>
10869 * dwarf_reader.cc: Include <algorithm>
10870 * main.cc: Include <cstring>.
10871 * options.cc: Include <cstring>.
10872 * output.cc: Include <cstring>.
10873 * script.cc: Include <cstring>.
10874 * script.h: Include <string>.
10875 * symtab.cc: Include <cstring> and <algorithm>.
10876 * target-select.cc: Include <cstring>.
10877 * version.cc: Include <string>.
10878 * testsuite/testmain.cc: Include <cstdlib>.
10879 * configure, config.in: Rebuild.
10881 2008-03-25 Ian Lance Taylor <iant@google.com>
10883 * options.cc: Include "../bfd/bfdver.h".
10884 (options::help): Print bug reporting address.
10886 * version.cc (print_version): Adjust output for current value of
10887 BFD_VERSION_STRING.
10891 * options.cc (options::help): Print list of supported targets.
10892 * target-select.h: Include <vector>.
10893 (class Target_selector): Make machine_, size_, and is_big_endian_
10894 fields const. Add bfd_name_ and instantiated_target_ fields.
10895 (Target_selector::Target_selector): Add bfd_name parameter.
10896 (Target_selector::recognize): Make non-virtual, call
10898 (Target_selector::recognize_by_name): Make non-virtual, call
10899 do_recognize_by_name.
10900 (Target_selector::supported_names): New function.
10901 (Target_selector::bfd_name): New function.
10902 (Target_selector::do_instantiate_target): New pure virtual
10904 (Target_selector::do_recognize): New virtual function.
10905 (Target_selector::do_recognize_by_name): New virtual function.
10906 (Target_selector::instantiate_target): New private function.
10907 (supported_target_names): Declare.
10908 * target-select.cc (Target_selector::Target_selector): Update for
10909 new parameter and fields.
10910 (select_target_by_name): Check that the name matches before
10911 calling recognize_by_name.
10912 (supported_target_names): New function.
10913 * i386.cc (class Target_selector_i386): Update Target_selector
10914 constructor call. Remove recognize and recognize_by_name. Add
10915 do_instantiate_target.
10916 * x86_64.cc (class Target_selector_x86_64): Likewise.
10917 * testsuite/testfile.cc (class Target_selector_test): Update for
10918 changes to Target_selector.
10920 * README: Rewrite, with some notes on unsupported features.
10922 2008-03-24 Cary Coutant <ccoutant@google.com>
10924 * i386.cc (Target_i386::Got_type): New enum declaration.
10925 (Target_i386::Scan::local): Updated callers of Output_data_got
10927 (Target_i386::Scan::global): Likewise.
10928 (Target_i386::Relocate::relocate): Likewise.
10929 (Target_i386::Relocate::relocate_tls): Likewise.
10930 * object.h (Got_offset_list): New class.
10931 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10932 (Sized_relobj::local_got_offset): Likewise.
10933 (Sized_relobj::set_local_got_offset): Likewise.
10934 (Sized_relobj::local_has_tls_got_offset): Removed.
10935 (Sized_relobj::local_tls_got_offset): Removed.
10936 (Sized_relobj::set_local_tls_got_offset): Removed.
10937 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10938 * output.cc (Output_data_got::add_global): Added got_type parameter.
10939 (Output_data_got::add_global_with_rel): Likewise.
10940 (Output_data_got::add_global_with_rela): Likewise.
10941 (Output_data_got::add_global_pair_with_rel): New function.
10942 (Output_data_got::add_global_pair_with_rela): New function.
10943 (Output_data_got::add_local): Added got_type parameter.
10944 (Output_data_got::add_local_with_rel): Likewise.
10945 (Output_data_got::add_local_with_rela): Likewise.
10946 (Output_data_got::add_local_pair_with_rel): New function.
10947 (Output_data_got::add_local_pair_with_rela): New function.
10948 (Output_data_got::add_global_tls): Removed.
10949 (Output_data_got::add_global_tls_with_rel): Removed.
10950 (Output_data_got::add_global_tls_with_rela): Removed.
10951 (Output_data_got::add_local_tls): Removed.
10952 (Output_data_got::add_local_tls_with_rel): Removed.
10953 (Output_data_got::add_local_tls_with_rela): Removed.
10954 * output.h (Output_data_got::add_global): Added got_type parameter.
10955 (Output_data_got::add_global_with_rel): Likewise.
10956 (Output_data_got::add_global_with_rela): Likewise.
10957 (Output_data_got::add_global_pair_with_rel): New function.
10958 (Output_data_got::add_global_pair_with_rela): New function.
10959 (Output_data_got::add_local): Added got_type parameter.
10960 (Output_data_got::add_local_with_rel): Likewise.
10961 (Output_data_got::add_local_with_rela): Likewise.
10962 (Output_data_got::add_local_pair_with_rel): New function.
10963 (Output_data_got::add_local_pair_with_rela): New function.
10964 (Output_data_got::add_global_tls): Removed.
10965 (Output_data_got::add_global_tls_with_rel): Removed.
10966 (Output_data_got::add_global_tls_with_rela): Removed.
10967 (Output_data_got::add_local_tls): Removed.
10968 (Output_data_got::add_local_tls_with_rel): Removed.
10969 (Output_data_got::add_local_tls_with_rela): Removed.
10970 * resolve.cc (Symbol::override_base_with_special): Removed
10971 reference to has_got_offset_ field.
10972 * symtab.cc (Symbol::init_fields): Replaced initialization
10973 of got_offset_ with got_offsets_. Removed initialization
10975 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10976 (Symbol::got_offset): Likewise.
10977 (Symbol::set_got_offset): Likewise.
10978 (Symbol::has_tls_got_offset): Removed.
10979 (Symbol::tls_got_offset): Removed.
10980 (Symbol::set_tls_got_offset): Removed.
10981 (Symbol::got_offset_): Removed.
10982 (Symbol::tls_mod_got_offset_): Removed.
10983 (Symbol::tls_pair_got_offset_): Removed.
10984 (Symbol::got_offsets_): New field.
10985 (Symbol::has_got_offset): Removed.
10986 (Symbol::has_tls_mod_got_offset): Removed.
10987 (Symbol::has_tls_pair_got_offset): Removed.
10988 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10989 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10991 (Target_x86_64::Scan::global): Likewise.
10992 (Target_x86_64::Relocate::relocate): Likewise.
10993 (Target_x86_64::Relocate::relocate_tls): Likewise.
10995 2008-03-25 Ben Elliston <bje@au.ibm.com>
10997 * yyscript.y: Fix spelling error in comment.
10999 2008-03-24 Ian Lance Taylor <iant@google.com>
11001 * options.h (class General_options): Define build_id option.
11002 * layout.h (class Layout): Declare write_build_id, create_note,
11003 create_build_id. Add build_id_note_ member.
11004 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11005 "libiberty.h", "md5.h", "sha1.h".
11006 (Layout::Layout): Initialize eh_frame_data_,
11007 eh_frame_hdr_section_, and build_id_note_.
11008 (Layout::finalize): Call create_build_id.
11009 (Layout::create_note): New function, broken out of
11010 Layout::create_gold_note.
11011 (Layout::create_gold_note): Call create_note.
11012 (Layout::create_build_id): New function.
11013 (Layout::write_build_id): New function.
11014 (Close_task_runner::run): Call write_build_id.
11016 * x86_64.cc: Correct license to GPLv3.
11018 2008-03-23 Ian Lance Taylor <iant@google.com>
11020 * options.cc: Include "demangle.h".
11021 (parse_optional_string): New function.
11022 (parse_long_option): Handle takes_optional_argument.
11023 (parse_short_option): Update dash_z initializer. Handle
11024 takes_optional_argument.
11025 (General_options::General_options): Initialize do_demangle_.
11026 (General_options::finalize): Set do_demangle_. Handle demangling
11028 * options.h (parse_optional_string): Declare.
11029 (struct One_option): Add optional_arg field. Update constructor.
11030 Update call constructor calls. Add takes_optional_argument
11032 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11033 (DEFINE_optional_string): Define.
11034 (General_options::demangle): Change from DEFINE_bool to
11035 DEFINE_optional_string.
11036 (General_options::no_demangle): New function.
11037 (General_options::do_demangle): New function.
11038 (General_options::set_do_demangle): New function.
11039 (General_options::execstack_status_): Move definition to end of
11041 (General_options::static_): Likewise.
11042 (General_options::do_demangle_): New field.
11043 * object.cc (big_endian>::get_symbol_location_info): Call
11044 Options::do_demangle, not Options::demangle.
11045 * symtab.cc (demangle): Likewise.
11047 2008-03-22 Ian Lance Taylor <iant@google.com>
11049 * gold.h: Include <cstddef> and <sys/types.h>
11050 * options.h: Include <cstring>.
11052 2008-03-21 Ian Lance Taylor <iant@google.com>
11054 * Added source code to GNU binutils.