1 2011-06-14 Alan Modra <amodra@gmail.com>
3 * po/POTFILES.in: Regenerate.
5 2011-06-09 Ian Lance Taylor <iant@google.com>
8 (Orphan_output_section::set_section_addresses): For a relocatable
11 2011-06-09 Cary Coutant <ccoutant@google.com>
14 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
15 used with --compress-debug-sections.
16 * gold/object.cc (Sized_relobj_file::do_layout): Report
17 uncompressed size of compressed input sections.
19 2011-06-08 Cary Coutant <ccoutant@google.com>
22 * testsuite/two_file_test_2_v1.cc: Change initialization of
23 v2 to keep it in .data.
25 2011-06-07 Cary Coutant <ccoutant@google.com>
27 * common.cc (Symbol_table::do_allocate_commons_list): Call
29 * errors.cc (Errors::fatal): Adjust call to gold_exit.
30 (Errors::fallback): New function.
31 (gold_fallback): New function.
32 * errors.h (Errors::fallback): New function.
33 * gold.cc (gold_exit): Change status parameter to enum; adjust
35 (queue_initial_tasks): Call gold_fallback.
36 * gold.h: Include cstdlib.
37 (Exit_status): New enum type.
38 (gold_exit): Change status parameter to enum.
39 (gold_fallback): New function.
40 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
41 (Layout::create_symtab_sections): Likewise.
42 (Layout::create_shdrs): Likewise.
43 * main.cc (main): Adjust call to gold_exit.
44 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
45 (Output_data_got::add_got_entry_pair): Likewise.
46 (Output_section::add_input_section): Likewise.
47 (Output_section::add_output_section_data): Likewise.
48 (Output_segment::set_section_list_addresses): Likewise.
49 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
51 2011-06-07 Cary Coutant <ccoutant@google.com>
53 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
54 for incremental links.
55 * output.cc (Output_segment::set_section_list_addresses): Remove
56 FIXME and test for TLS or BSS.
58 2011-06-07 Cary Coutant <ccoutant@google.com>
60 * testsuite/Makefile.am: Add incremental_copy_test,
61 incremental_common_test_1.
62 * testsuite/Makefile.in: Regenerate.
63 * testsuite/common_test_1_v1.c: New source file.
64 * testsuite/common_test_1_v2.c: New source file.
65 * testsuite/copy_test_v1.cc: New source file.
67 2011-06-07 Cary Coutant <ccoutant@google.com>
69 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
70 update, allocate common from bss section's free list.
71 * incremental-dump.cc (dump_incremental_inputs): Print flag for
72 linker-defined symbols.
73 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
74 Skip GOT and PLT entries that are no longer referenced.
75 (Output_section_incremental_inputs::write_info_blocks): Mark
76 linker-defined symbols.
77 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
78 * output.cc (Output_section::allocate): New function.
79 * output.h (Output_section::allocate): New function.
80 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
81 linker-defined symbols.
82 (Symbol::override_base_with_special): Copy is_predefined_ flag.
83 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
84 (Symbol::init_base_output_data): Likewise.
85 (Symbol::init_base_output_segment): Likewise.
86 (Symbol::init_base_constant): Likewise.
87 (Sized_symbol::init_output_data): Likewise.
88 (Sized_symbol::init_output_segment): Likewise.
89 (Sized_symbol::init_constant): Likewise.
90 (Symbol_table::do_define_in_output_data): Likewise.
91 (Symbol_table::do_define_in_output_segment): Likewise.
92 (Symbol_table::do_define_as_constant): Likewise.
93 * symtab.h (Symbol::is_predefined): New function.
94 (Symbol::init_base_output_data): Add is_predefined parameter.
95 (Symbol::init_base_output_segment): Likewise.
96 (Symbol::init_base_constant): Likewise.
97 (Symbol::is_predefined_): New data member.
98 (Sized_symbol::init_output_data): Add is_predefined parameter.
99 (Sized_symbol::init_output_segment): Likewise.
100 (Sized_symbol::init_constant): Likewise.
101 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
103 2011-06-07 Cary Coutant <ccoutant@google.com>
105 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
106 instead of emit_copy_reloc.
107 (Copy_relocs::emit_copy_reloc): Refactor.
108 (Copy_relocs::make_copy_reloc): New function.
109 (Copy_relocs::add_copy_reloc): Remove.
110 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
112 (Copy_relocs::make_copy_reloc): New function.
113 (Copy_relocs::add_copy_reloc): Remove.
114 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
115 unchanged input files.
116 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
117 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
118 Reserve BSS space for COPY relocations.
119 (Sized_incremental_binary::do_emit_copy_relocs): New function.
120 (Output_section_incremental_inputs::write_info_blocks): Record
121 whether a symbol is copied from a shared object.
122 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
123 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
124 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
125 (Incremental_input_entry_reader::get_output_symbol_index): Add
127 (Incremental_binary::emit_copy_relocs): New function.
128 (Incremental_binary::do_emit_copy_relocs): New function.
129 (Sized_incremental_binary::Sized_incremental_binary): Initialize
131 (Sized_incremental_binary::add_copy_reloc): New function.
132 (Sized_incremental_binary::do_emit_copy_relocs): New function.
133 (Sized_incremental_binary::Copy_reloc): New struct.
134 (Sized_incremental_binary::Copy_relocs): New typedef.
135 (Sized_incremental_binary::copy_relocs_): New data member.
136 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
137 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
138 * target.h (Sized_target::emit_copy_reloc): New function.
139 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
141 2011-06-02 Cary Coutant <ccoutant@google.com>
144 * gold/archive.cc (Archive::Archive): Initialize new data member.
145 (Archive::include_all_members): Return if archive has already been
147 * gold/archive.h (Archive::include_all_members_): New data member.
149 2011-06-02 Nick Clifton <nickc@redhat.com>
151 * dynobj.h: Fix spelling mistake in comment.
152 * output.cc: Likewise.
154 2011-05-31 Doug Kwan <dougkwan@google.com>
158 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
159 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
160 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
161 redundant arm_exidx_test.so.
162 * testsuite/Makefile.in: Regenerate.
163 (check_SCRIPTS): Add pr12826.sh
164 (check_DATA): Add pr12826.stdout
165 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
166 * testsuite/pr12826.sh: New file.
167 * testsuite/pr12826_1.s: Ditto.
168 * testsuite/pr12826_1.s: Ditto.
170 2011-05-30 Ian Lance Taylor <iant@google.com>
172 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
175 2011-05-29 Ian Lance Taylor <iant@google.com>
178 * testsuite/Makefile.am: Use different file name for two_file_test
179 temporary file for each incremental test.
180 * testsuite/Makefile.in: Rebuild.
182 2011-05-29 Ian Lance Taylor <iant@google.com>
184 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
185 binary input file is empty.
187 2011-05-27 Ian Lance Taylor <iant@google.com>
189 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
190 (ver_test_9.so): Likewise.
191 * testsuite/Makefile.in: Rebuild.
193 2011-05-26 Cary Coutant <ccoutant@google.com>
195 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
196 * incremental.cc (Incremental_inputs::report_input_section): Fix
197 comment, indentation.
198 (Incremental_inputs::report_comdat_group): New function.
199 (Output_section_incremental_inputs::set_final_data_size): Adjust size
200 of data for incremental input file entry.
201 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
202 group count, COMDAT group signatures.
203 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
204 an unchanged input file.
205 * incremental.h (Incremental_object_entry::Incremental_object_entry):
206 Initialize new data member.
207 (Incremental_object_entry::add_comdat_group): New function.
208 (Incremental_object_entry::get_comdat_group_count): New function.
209 (Incremental_object_entry::get_comdat_signature_key): New function.
210 (Incremental_object_entry::groups_): New data member.
211 (Incremental_inputs::report_comdat_group): New function.
212 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
213 data for incremental input file entry.
214 (Incremental_input_entry_reader::get_comdat_group_count): New function.
215 (Incremental_input_entry_reader::get_input_section): Adjust size of
216 data for incremental input file entry.
217 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
218 (Incremental_input_entry_reader::get_comdat_group_signature): New
220 * object.cc (Sized_relobj::include_section_group): Report kept
221 COMDAT groups for incremental links.
223 2011-05-24 David Meyer <pdox@google.com>
225 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
226 with name parameter. Add found_name parameter.
227 * fileread.cc (Input_file::find_file): Adjust code accordingly.
228 * dirsearch.h (class Dirsearch): Update declaration.
230 2011-05-24 Ian Lance Taylor <iant@google.com>
232 * archive.cc (Library_base::should_include_member): Pull in object
233 from archive if it defines the entry symbol.
234 * parameters.cc (Parameters::entry): New function.
235 * parameters.h (class Parameters): Declare entry.
236 * output.h (class Output_file_header): Remove entry_ field.
237 * output.cc (Output_file_header::Output_file_header): Remove entry
238 parameter. Change all callers.
239 (Output_file_header::entry): Use parameters->entry.
240 * gold.cc (queue_middle_tasks): Likewise.
241 * plugin.cc (Plugin_hook::run): Likewise.
243 2011-05-24 Cary Coutant <ccoutant@google.com>
245 * gold.cc (queue_initial_tasks): Pass incremental base filename
246 to Output_file::open_base_file; don't print error message.
247 * incremental-dump.cc (main): Adjust call to
248 Output_file::open_for_modification.
249 * incremental-dump.cc (main): Likewise.
250 * incremental.cc (Incremental_inputs::report_command_line):
251 Ignore --incremental-base option when comparing command lines.
252 Ignore parameter when given as separate argument.
253 * options.h (class General_options): Add --incremental-base.
254 * output.cc (Output_file::Output_file):
255 (Output_file::open_base_file): Add base_name and writable parameters;
256 read base file into new file; print error message here.
257 (Output_file::map_no_anonymous): Add writable parameter; adjust all
259 * output.h (Output_file::open_for_modification): Rename to...
260 (Output_file::open_base_file): ...this; add base_name and
261 writable parameters; adjust all callers.
262 (Output_file::map_no_anonymous): Add writable parameter; adjust all
264 * testsuite/Makefile.am (incremental_test_4): Test
266 * testsuite/Makefile.in: Regenerate.
268 2011-05-24 Cary Coutant <ccoutant@google.com>
270 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
272 * testsuite/Makefile.in: Regenerate.
273 * testsuite/two_file_test_1_v1.cc: New test source file.
274 * testsuite/two_file_test_1b_v1.cc: New test source file.
275 * testsuite/two_file_test_2_v1.cc: New test source file.
277 2011-05-24 Cary Coutant <ccoutant@google.com>
279 * dynobj.h (Dynobj::do_dynobj): New function.
280 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
281 flag and soname for shared objects.
282 * incremental.cc (Incremental_inputs::report_object): Make
283 either Incremental_object_entry or Incremental_dynobj_entry; add
284 soname to string table.
285 (Incremental_inputs::report_input_section): Add assertion.
286 (Output_section_incremental_inputs::set_final_data_size): Adjust
287 type of input file entry for shared libraries; adjust size of
288 shared library info entry.
289 (Output_section_incremental_inputs::write_input_files): Write
290 as_needed flag for shared libraries.
291 (Output_section_incremental_inputs::write_info_blocks): Adjust type
292 of input file entry for shared libraries; write soname.
293 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
294 soname from incremental info.
295 * incremental.h (enum Incremental_input_flags): Add
296 INCREMENTAL_INPUT_AS_NEEDED.
297 (Incremental_input_entry::Incremental_input_entry): Initialize new
299 (Incremental_input_entry::set_as_needed): New function.
300 (Incremental_input_entry::as_needed): New function.
301 (Incremental_input_entry::do_dynobj_entry): New function.
302 (Incremental_input_entry::as_needed_): New data member.
303 (Incremental_object_entry::Incremental_object_entry): Don't check
305 (Incremental_object_entry::do_type): Likewise.
306 (class Incremental_dynobj_entry): New class.
307 (Incremental_input_entry_reader::as_needed): New function.
308 (Incremental_input_entry_reader::get_soname): New function.
309 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
310 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
311 size of shared library info entry.
312 * layout.cc (Layout::finish_dynamic_section): Don't test for
313 incremental link when adding DT_NEEDED entries.
314 * object.h (Object::Object): Initialize new data member.
315 (Object::dynobj): New function.
316 (Object::set_as_needed): New function.
317 (Object::as_needed): New function.
318 (Object::do_dynobj): New function.
319 (Object::as_needed_): New data member.
321 2011-05-24 Cary Coutant <ccoutant@google.com>
323 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
324 info; adjust display of GOT entries.
325 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
326 vector of input objects; remove file_status_.
327 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
328 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
329 got_plt reader; call target hooks to reserve GOT entries.
330 (Output_section_incremental_inputs::set_final_data_size): Adjust size
331 of input file info header and GOT info entry.
332 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
334 (Got_plt_view_info::got_descriptor): Remove.
335 (Got_plt_view_info::sym_index): New data member.
336 (Got_plt_view_info::input_index): New data member.
337 (Local_got_offset_visitor::visit): Write input file index.
338 (Global_got_offset_visitor::visit): Write 0 for input file index.
339 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
340 with sym_index and input_index.
341 (Output_section_incremental_inputs::write_got_plt): Adjust size of
342 incremental info GOT entry; replace got_descriptor with input_index.
343 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
344 map from input file index to object.
345 (Sized_relobj_incr::do_layout): Replace direct data member reference
346 with accessor function.
347 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
348 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
349 Adjust size of input file info header.
350 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
351 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
352 (Incremental_input_entry_reader::get_input_section): Adjust size of
353 input file info header.
354 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
355 of incremental info GOT entry.
356 (Incremental_got_plt_reader::get_got_desc): Remove.
357 (Incremental_got_plt_reader::get_got_symndx): New function.
358 (Incremental_got_plt_reader::get_got_input_index): New function.
359 (Sized_incremental_binary::Sized_incremental_binary): Remove
360 file_status_; add input_objects_.
361 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
362 (Sized_incremental_binary::set_file_is_unchanged): Remove.
363 (Sized_incremental_binary::file_is_unchanged): Remove.
364 (Sized_incremental_binary::set_input_object): New function.
365 (Sized_incremental_binary::input_object): New function.
366 (Sized_incremental_binary::file_status_): Remove.
367 (Sized_incremental_binary::input_objects_): New data member.
368 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
370 (Sized_relobj_incr::invalid_address): Move to base class.
371 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
373 (Sized_relobj_incr::do_output_section_offset): Likewise.
374 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
375 (Sized_relobj_incr::section_offsets_): Likewise.
376 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
378 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
379 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
380 with accessor function.
381 (Sized_relobj_file::do_layout): Likewise.
382 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
383 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
384 (Sized_relobj_file::compute_final_local_value): Replace refs to
385 section_offsets_ with accessor function.
386 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
387 * object.h (Relobj::Relobj): Initialize new data members.
388 (Relobj::add_dyn_reloc): New function.
389 (Relobj::first_dyn_reloc): New function.
390 (Relobj::dyn_reloc_count): New function.
391 (Relobj::first_dyn_reloc_): New data member.
392 (Relobj::dyn_reloc_count_): New data member.
393 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
395 (Sized_relobj::Address): New typedef.
396 (Sized_relobj::invalid_address): Move here from child class.
397 (Sized_relobj::Sized_relobj): Initialize new data members.
398 (Sized_relobj::sized_relobj): New function.
399 (Sized_relobj::is_output_section_offset_invalid): Move here from
401 (Sized_relobj::get_output_section_offset): Likewise.
402 (Sized_relobj::local_has_got_offset): Likewise.
403 (Sized_relobj::local_got_offset): Likewise.
404 (Sized_relobj::set_local_got_offset): Likewise.
405 (Sized_relobj::do_for_all_local_got_entries): Likewise.
406 (Sized_relobj::clear_got_offsets): New function.
407 (Sized_relobj::section_offsets): Move here from child class.
408 (Sized_relobj::do_output_section_offset): Likewise.
409 (Sized_relobj::do_set_section_offset): Likewise.
410 (Sized_relobj::Local_got_offsets): Likewise.
411 (Sized_relobj::local_got_offsets_): Likewise.
412 (Sized_relobj::section_offsets_): Likewise.
413 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
415 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
417 (Sized_relobj_file::sized_relobj): New function
418 (Sized_relobj_file::local_has_got_offset): Move to base class.
419 (Sized_relobj_file::local_got_offset): Likewise.
420 (Sized_relobj_file::set_local_got_offset): Likewise.
421 (Sized_relobj_file::get_output_section_offset): Likewise.
422 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
423 (Sized_relobj_file::do_output_section_offset): Likewise.
424 (Sized_relobj_file::do_set_section_offset): Likewise.
425 (Sized_relobj_file::Local_got_offsets): Likewise.
426 (Sized_relobj_file::local_got_offsets_): Likewise.
427 (Sized_relobj_file::section_offsets_): Likewise.
428 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
430 (set_needs_dynsym_index): Convert relobj to derived class pointer.
431 (Output_reloc::get_symbol_index): Likewise.
432 (Output_reloc::local_section_offset): Likewise.
433 (Output_reloc::get_address): Likewise.
434 (Output_reloc::symbol_value): Likewise.
435 (Output_data_got::reserve_slot): Move to class definition.
436 (Output_data_got::reserve_local): New function.
437 (Output_data_got::reserve_slot_for_global): Remove.
438 (Output_data_got::reserve_global): New function.
439 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
440 (all constructors, two instantiations).
441 (Output_reloc::get_relobj): New function (two instantiations).
442 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
443 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
444 (Output_data_reloc::add_global): Adjust type of relobj.
445 (Output_data_reloc::add_global_relative): Likewise.
446 (Output_data_reloc::add_symbolless_global_addend): Likewise.
447 (Output_data_reloc::add_local): Likewise.
448 (Output_data_reloc::add_local_relative): Likewise.
449 (Output_data_reloc::add_symbolless_local_addend): Likewise.
450 (Output_data_reloc::add_local_section): Likewise.
451 (Output_data_reloc::add_output_section): Likewise.
452 (Output_data_reloc::add_absolute): Likewise.
453 (Output_data_reloc::add_target_specific): Likewise.
454 (Output_data_got::reserve_slot): Move definition here.
455 (Output_data_got::reserve_local): New function.
456 (Output_data_got::reserve_global): New function.
457 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
458 section_offsets_ with accessor function.
459 (Sized_relobj_file::write_sections): Likewise.
460 (Sized_relobj_file::do_relocate_sections): Likewise.
461 * target.h (Sized_target::reserve_local_got_entry): New function.
462 (Sized_target::reserve_global_got_entry): New function.
463 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
464 (Target_x86_64::reserve_global_got_entry): New function.
465 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
467 2011-05-23 Cary Coutant <ccoutant@google.com>
469 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
470 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
471 bit when checking got_type.
472 * incremental.cc (Sized_incremental_binary::setup_readers):
473 Store symbol table and string table locations; initialize bit vector
474 of file status flags.
475 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
477 (Sized_incremental_binary::do_process_got_plt): New function.
478 (Sized_incremental_binary::get_symtab_view): Use stored locations.
479 (Output_section_incremental_inputs::set_final_data_size): Record
480 file index for each input file.
481 (Output_section_incremental_inputs::write_got_plt): Store file index
482 instead of input entry offset for each GOT entry.
484 (Incremental_input_entry::Incremental_input_entry): Initialize new
486 (Incremental_input_entry::set_offset): Store file index.
487 (Incremental_input_entry::get_file_index): New function.
488 (Incremental_input_entry::file_index_): New data member.
489 (Incremental_binary::process_got_plt): New function.
490 (Incremental_binary::do_process_got_plt): New function.
491 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
493 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
494 (Sized_incremental_binary::set_file_is_unchanged): New function.
495 (Sized_incremental_binary::file_is_unchanged): New function.
496 (Sized_incremental_binary::do_process_got_plt): New function.
497 (Sized_incremental_binary::file_status_): New data member.
498 (Sized_incremental_binary::main_symtab_loc_): New data member.
499 (Sized_incremental_binary::main_strtab_loc_): New data member.
500 * output.cc (Output_data_got::Got_entry::write): Add case
502 (Output_data_got::add_global): Call add_got_entry.
503 (Output_data_got::add_global_plt): Likewise.
504 (Output_data_got::add_global_with_rel): Likewise.
505 (Output_data_got::add_global_with_rela): Likewise.
506 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
507 (Output_data_got::add_global_pair_with_rela): Likewise.
508 (Output_data_got::add_local): Call add_got_entry.
509 (Output_data_got::add_local_plt): Likewise.
510 (Output_data_got::add_local_with_rel): Likewise.
511 (Output_data_got::add_local_with_rela): Likewise.
512 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
513 (Output_data_got::add_local_pair_with_rela): Likewise.
514 (Output_data_got::reserve_slot): New function.
515 (Output_data_got::reserve_slot_for_global): New function.
516 (Output_data_got::add_got_entry): New function.
517 (Output_data_got::add_got_entry_pair): New function.
518 (Output_section::add_output_section_data): Edit FIXME.
520 (Output_section_data_build::Output_section_data_build): New
521 constructor with size parameter.
522 (Output_data_space::Output_data_space): Likewise.
523 (Output_data_got::Output_data_got): Initialize new data member; new
524 constructor with size parameter.
525 (Output_data_got::add_constant): Call add_got_entry.
526 (Output_data_got::reserve_slot): New function.
527 (Output_data_got::reserve_slot_for_global): New function.
528 (class Output_data_got::Got_entry): Add RESERVED_CODE.
529 (Output_data_got::add_got_entry): New function.
530 (Output_data_got::add_got_entry_pair): New function.
531 (Output_data_got::free_list_): New data member.
532 * target.h (Sized_target::init_got_plt_for_update): New function.
533 (Sized_target::register_global_plt_entry): New function.
534 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
535 Initialize new data member; call init; add constructor with PLT count.
536 (Output_data_plt_x86_64::init): New function.
537 (Output_data_plt_x86_64::add_relocation): New function.
538 (Output_data_plt_x86_64::reserve_slot): New function.
539 (Output_data_plt_x86_64::free_list_): New data member.
540 (Target_x86_64::init_got_plt_for_update): New function.
541 (Target_x86_64::register_global_plt_entry): New function.
542 (Output_data_plt_x86_64::add_entry): Allocate from free list for
544 (Output_data_plt_x86_64::add_relocation): New function.
545 * testsuite/object_unittest.cc (Object_test): Set default options.
547 2011-05-16 Ian Lance Taylor <iant@google.com>
549 * options.h (class General_options): Make -i a synonym for -r.
551 2011-05-16 Ian Lance Taylor <iant@google.com>
553 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
555 2011-05-10 Cary Coutant <ccoutant@google.com>
557 * object.cc (Sized_relobj::do_count_local_symbols): Check for
560 2011-05-06 Ian Lance Taylor <iant@google.com>
562 * layout.cc (Layout::layout): If the output section flags change,
565 2011-04-25 Cary Coutant <ccoutant@google.com>
567 * incremental-dump.cc (dump_incremental_inputs): Print local
568 symbol info for each input file.
570 (Output_section_incremental_inputs::set_final_data_size): Add local
571 symbol info to input file entries in incremental info.
572 (Output_section_incremental_inputs::write_info_blocks): Likewise.
573 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
574 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
575 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
577 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
578 (Sized_incr_relobj::do_relocate): Write the local symbols.
579 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
580 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
581 Adjust size of input file header.
582 (Incremental_inputs_reader::get_local_symbol_offset): New function.
583 (Incremental_inputs_reader::get_local_symbol_count): New function.
584 (Incremental_inputs_reader::get_input_section): Adjust size of input
586 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
587 (Sized_incr_relobj::This): New typedef.
588 (Sized_incr_relobj::sym_size): New const data member.
589 (Sized_incr_relobj::Local_symbol): New struct.
590 (Sized_incr_relobj::do_output_local_symbol_count): New function.
591 (Sized_incr_relobj::do_local_symbol_offset): New function.
592 (Sized_incr_relobj::local_symbol_count_): New data member.
593 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
594 (Sized_incr_relobj::local_symbol_index_): New data member.
595 (Sized_incr_relobj::local_symbol_offset_): New data member.
596 (Sized_incr_relobj::local_dynsym_offset_): New data member.
597 (Sized_incr_relobj::local_symbols_): New data member.
598 * object.h (Relobj::output_local_symbol_count): New function.
599 (Relobj::local_symbol_offset): New function.
600 (Relobj::do_output_local_symbol_count): New function.
601 (Relobj::do_local_symbol_offset): New function.
602 (Sized_relobj::do_output_local_symbol_count): New function.
603 (Sized_relobj::do_local_symbol_offset): New function.
605 2011-04-22 Vladimir Simonov <sv@sw.ru>
607 * descriptors.cc (set_close_on_exec): New function.
608 (Descriptors::open): Use set_close_on_exec.
609 * output.cc (S_ISLNK): Define if not defined.
611 2011-04-22 Cary Coutant <ccoutant@google.com>
613 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
615 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
616 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
617 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
619 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
620 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
621 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
623 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
625 (Incremental_binary::apply_incremental_relocs): New function.
626 (Incremental_binary::do_apply_incremental_relocs): New function.
627 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
629 (Sized_incremental_binary::add_global_symbol): New function.
630 (Sized_incremental_binary::global_symbol): New function.
631 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
632 (Sized_incremental_binary::symbol_map_): New data member.
633 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
634 * target.h (Sized_target::apply_relocation): New function.
635 * target-reloc.h (apply_relocation): New function.
636 * x86_64.cc (Target_x86_64::apply_relocation): New function.
638 2011-04-22 Doug Kwan <dougkwan@google.com>
640 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
641 flag of a SHT_ARM_EXIDX section.
642 * testsuite/Makefile.am (arm_exidx_test): New test rules.
643 * testsuite/Makefile.in: Regenerate.
644 * testsuite/arm_exidx_test.s: New file.
645 * testsuite/arm_exidx_test.sh: Same.
647 2011-04-20 Cary Coutant <ccoutant@google.com>
650 * archive.h (Incremental_archive_entry::Archive_member):
651 Initialize arg_serial_ (second constructor).
653 2011-04-17 Ian Lance Taylor <iant@google.com>
655 * object.cc (Relocate_info::location): Simplify location string.
656 * errors.cc (Errors::error_at_location): Don't print program
658 (Errors::warning_at_location): Likewise.
659 (Errors::undefined_symbol): Likewise.
660 * testsuite/debug_msg.sh: Update accordingly.
662 2011-04-14 Cary Coutant <ccoutant@google.com>
664 * gold/layout.cc (Layout::symtab_section_offset): New function.
665 * gold/layout.h (Layout::symtab_section_offset): New function.
666 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
668 2011-04-12 Ian Lance Taylor <iant@google.com>
670 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
672 * output.h (class Output_file): Add map_is_allocated_ field.
673 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
674 not available, provide stubs. If mremap is not available, #define
676 (MREMAP_MAYMOVE): Define if not defined.
677 (Output_file::Output_file): Initialize map_is_allocated_.
678 (Output_file::resize): Check map_is_allocated_.
679 (Output_file::map_anonymous): If mmap fails, use malloc.
680 (Output_file::unmap): Don't do anything for an anonymous map.
681 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
682 is not available, provide stubs.
683 (File_read::View::~View): Use free rather than delete[].
684 (File_read::make_view): Use malloc rather than new[]. If mmap
686 (File_read::find_or_make_view): Use malloc rather than new[].
687 * gold.h: Remove HAVE_REMAP code.
688 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
689 exists. Rename mremap to gold_mremap. If mmap is not available
691 * configure, config.in: Rebuild.
693 2011-04-11 Ian Lance Taylor <iant@google.com>
695 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
696 initialize local variable v.
698 2011-04-11 Cary Coutant <ccoutant@google.com>
700 * archive.cc (Archive::include_member): Adjust call to
702 (Add_archive_symbols::run): Track argument serial numbers.
703 (Lib_group::include_member): Likewise.
704 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
705 * archive.h (Incremental_archive_entry::Archive_member):
706 Initialize arg_serial_.
707 (Archive_member::arg_serial_): New data member.
708 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
709 (Sized_dynobj::do_add_symbols): Track symbols when doing an
711 (Sized_dynobj::do_for_all_local_got_entries): New function.
712 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
714 * fileread.cc (get_mtime): New function.
715 * fileread.h (get_mtime): New function.
716 * gold.cc (queue_initial_tasks): Check for incremental update.
717 (process_incremental_input): New function.
718 (queue_middle_tasks): Don't force valid target for incremental
720 * incremental-dump.cc (find_input_containing_global): Adjust
721 size of symbol info entry.
722 (dump_incremental_inputs): Dump argument serial number and
723 in_system_directory flag; bias shndx by 1; print symbol names
724 when dumping per-file symbol lists; use new symbol info readers.
726 (Output_section_incremental_inputs:update_data_size): New function.
727 (Sized_incremental_binary::setup_readers): Setup input readers
728 for each input file; build maps for files added from libraries
730 (Sized_incremental_binary::check_input_args): New function.
731 (Sized_incremental_binary::do_check_inputs): Build map of argument
732 serial numbers to input arguments.
733 (Sized_incremental_binary::do_file_has_changed): Rename
734 do_file_is_unchanged to this; compare file modification times.
735 (Sized_incremental_binary::do_init_layout): New function.
736 (Sized_incremental_binary::do_reserve_layout): New function.
737 (Sized_incremental_binary::do_get_input_reader): Remove.
738 (Sized_incremental_binary::get_symtab_view): New function.
739 (Incremental_checker::can_incrementally_link_output_file): Remove.
740 (Incremental_inputs::report_command_line): Exclude --debug options.
741 (Incremental_inputs::report_archive_begin): Add parameter; track
742 argument serial numbers; don't put input file entry for archive
743 before archive members.
744 (Incremental_inputs::report_archive_end): Put input file entry
745 for archive after archive members.
746 (Incremental_inputs::report_object): Add parameter; track argument
747 serial numbers and in_system_directory flag.
748 (Incremental_inputs::report_script): Add parameter; track argument
750 (Output_section_incremental_inputs::set_final_data_size): Adjust
751 size of symbol info entry; check for forwarding symbols.
752 (Output_section_incremental_inputs::write_input_files): Write
753 in_system_directory flag and argument serial number.
754 (Output_section_incremental_inputs::write_info_blocks): Map section
755 indices between incremental info and original input file; store
756 input section index for each symbol.
757 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
758 change operator() to visit().
759 (class Global_got_offset_visitor): Likewise.
760 (class Global_symbol_visitor_got_plt):
761 (Output_section_incremental_inputs::write_got_plt): Use new visitor
763 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
764 (Sized_incr_relobj::do_read_symbols): New function.
765 (Sized_incr_relobj::do_layout): New function.
766 (Sized_incr_relobj::do_layout_deferred_sections): New function.
767 (Sized_incr_relobj::do_add_symbols): New function.
768 (Sized_incr_relobj::do_should_include_member): New function.
769 (Sized_incr_relobj::do_for_all_global_symbols): New function.
770 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
771 (Sized_incr_relobj::do_section_size): New function.
772 (Sized_incr_relobj::do_section_name): New function.
773 (Sized_incr_relobj::do_section_contents): New function.
774 (Sized_incr_relobj::do_section_flags): New function.
775 (Sized_incr_relobj::do_section_entsize): New function.
776 (Sized_incr_relobj::do_section_address): New function.
777 (Sized_incr_relobj::do_section_type): New function.
778 (Sized_incr_relobj::do_section_link): New function.
779 (Sized_incr_relobj::do_section_info): New function.
780 (Sized_incr_relobj::do_section_addralign): New function.
781 (Sized_incr_relobj::do_initialize_xindex): New function.
782 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
783 (Sized_incr_relobj::do_read_relocs): New function.
784 (Sized_incr_relobj::do_gc_process_relocs): New function.
785 (Sized_incr_relobj::do_scan_relocs): New function.
786 (Sized_incr_relobj::do_count_local_symbols): New function.
787 (Sized_incr_relobj::do_finalize_local_symbols): New function.
788 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
789 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
790 (Sized_incr_relobj::do_relocate): New function.
791 (Sized_incr_relobj::do_set_section_offset): New function.
792 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
793 (Sized_incr_dynobj::do_read_symbols): New function.
794 (Sized_incr_dynobj::do_layout): New function.
795 (Sized_incr_dynobj::do_add_symbols): New function.
796 (Sized_incr_dynobj::do_should_include_member): New function.
797 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
798 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
799 (Sized_incr_dynobj::do_section_size): New function.
800 (Sized_incr_dynobj::do_section_name): New function.
801 (Sized_incr_dynobj::do_section_contents): New function.
802 (Sized_incr_dynobj::do_section_flags): New function.
803 (Sized_incr_dynobj::do_section_entsize): New function.
804 (Sized_incr_dynobj::do_section_address): New function.
805 (Sized_incr_dynobj::do_section_type): New function.
806 (Sized_incr_dynobj::do_section_link): New function.
807 (Sized_incr_dynobj::do_section_info): New function.
808 (Sized_incr_dynobj::do_section_addralign): New function.
809 (Sized_incr_dynobj::do_initialize_xindex): New function.
810 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
811 (make_sized_incremental_object): New function.
812 (Incremental_library::copy_unused_symbols): New function.
813 (Incremental_library::do_for_all_unused_symbols): New function.
814 * incremental.h (enum Incremental_input_flags): New type.
815 (class Incremental_checker): Remove.
816 (Incremental_input_entry::Incremental_input_entry): Add argument
818 (Incremental_input_entry::arg_serial): New function.
819 (Incremental_input_entry::set_is_in_system_directory): New function.
820 (Incremental_input_entry::is_in_system_directory): New function.
821 (Incremental_input_entry::arg_serial_): New data member.
822 (Incremental_input_entry::is_in_system_directory_): New data member.
823 (class Script_info): Move here from script.h.
824 (Script_info::Script_info): Add filename parameter.
825 (Script_info::filename): New function.
826 (Script_info::filename_): New data member.
827 (Incremental_script_entry::Incremental_script_entry): Add argument
829 (Incremental_object_entry::Incremental_object_entry): Likewise.
830 (Incremental_object_entry::add_input_section): Build list of input
831 sections with map to original shndx.
832 (Incremental_object_entry::get_input_section_index): New function.
833 (Incremental_object_entry::shndx_): New data member.
834 (Incremental_object_entry::name_key_): Rename; adjust all refs.
835 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
836 (Incremental_archive_entry::Incremental_archive_entry): Add argument
838 (Incremental_inputs::report_archive_begin): Likewise.
839 (Incremental_inputs::report_object): Likewise.
840 (Incremental_inputs::report_script): Likewise.
841 (class Incremental_global_symbol_reader): New class.
842 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
843 and store flags and input file type.
844 (Incremental_input_entry_reader::arg_serial): New function.
845 (Incremental_input_entry_reader::type): Extract type from flags.
846 (Incremental_input_entry_reader::is_in_system_directory): New function.
847 (Incremental_input_entry_reader::get_input_section_count): Call
848 accessor function for type.
849 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
850 function for type; adjust size of global symbol entry.
851 (Incremental_input_entry_reader::get_global_symbol_count): Call
852 accessor function for type.
853 (Incremental_input_entry_reader::get_object_count): Likewise.
854 (Incremental_input_entry_reader::get_object_offset): Likewise.
855 (Incremental_input_entry_reader::get_member_count): Likewise.
856 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
857 (Incremental_input_entry_reader::get_member_offset): Likewise.
858 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
859 (Incremental_input_entry_reader::Global_symbol_info): Remove.
860 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
861 (Incremental_input_entry_reader::get_global_symbol_reader): New
863 (Incremental_input_entry_reader::get_output_symbol_index): New
865 (Incremental_input_entry_reader::type_): Remove.
866 (Incremental_input_entry_reader::flags_): New data member.
867 (Incremental_inputs_reader::input_file_offset): New function.
868 (Incremental_inputs_reader::input_file_index): New function.
869 (Incremental_inputs_reader::input_file): Call input_file_offset.
870 (Incremental_inputs_reader::input_file_at_offset): New function.
871 (Incremental_relocs_reader::get_r_type): Reformat.
872 (Incremental_relocs_reader::get_r_shndx): Reformat.
873 (Incremental_relocs_reader::get_r_offset): Reformat.
874 (Incremental_relocs_reader::data): New function.
875 (Incremental_binary::Incremental_binary): Initialize new data members.
876 (Incremental_binary::check_inputs): Add cmdline parameter.
877 (Incremental_binary::file_is_unchanged): Remove.
878 (Input_reader::arg_serial): New function.
879 (Input_reader::get_unused_symbol_count): New function.
880 (Input_reader::get_unused_symbol): New function.
881 (Input_reader::do_arg_serial): New function.
882 (Input_reader::do_get_unused_symbol_count): New function.
883 (Input_reader::do_get_unused_symbol): New function.
884 (Incremental_binary::input_file_count): New function.
885 (Incremental_binary::get_input_reader): Change signature to use
886 index instead of filename.
887 (Incremental_binary::file_has_changed): New function.
888 (Incremental_binary::get_input_argument): New function.
889 (Incremental_binary::get_library): New function.
890 (Incremental_binary::get_script_info): New function.
891 (Incremental_binary::init_layout): New function.
892 (Incremental_binary::reserve_layout): New function.
893 (Incremental_binary::output_file): New function.
894 (Incremental_binary::do_check_inputs): New function.
895 (Incremental_binary::do_file_is_unchanged): Remove.
896 (Incremental_binary::do_file_has_changed): New function.
897 (Incremental_binary::do_init_layout): New function.
898 (Incremental_binary::do_reserve_layout): New function.
899 (Incremental_binary::do_input_file_count): New function.
900 (Incremental_binary::do_get_input_reader): Change signature.
901 (Incremental_binary::input_args_map_): New data member.
902 (Incremental_binary::library_map_): New data member.
903 (Incremental_binary::script_map_): New data member.
904 (Sized_incremental_binary::Sized_incremental_binary): Initialize
906 (Sized_incremental_binary::output_section): New function.
907 (Sized_incremental_binary::inputs_reader): Add const.
908 (Sized_incremental_binary::symtab_reader): Add const.
909 (Sized_incremental_binary::relocs_reader): Add const.
910 (Sized_incremental_binary::got_plt_reader): Add const.
911 (Sized_incremental_binary::get_symtab_view): New function.
912 (Sized_incremental_binary::Inputs_reader): New typedef.
913 (Sized_incremental_binary::Input_entry_reader): New typedef.
914 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
915 (Sized_incremental_binary::do_file_is_unchanged): Remove.
916 (Sized_incremental_binary::do_file_has_changed): New function.
917 (Sized_incremental_binary::do_init_layout): New function.
918 (Sized_incremental_binary::do_reserve_layout): New function.
919 (Sized_input_reader::Inputs_reader): Remove.
920 (Sized_input_reader::Input_entry_reader): Remove.
921 (Sized_input_reader::do_arg_serial): New function.
922 (Sized_input_reader::do_get_unused_symbol_count): New function.
923 (Sized_input_reader::do_get_unused_symbol): New function.
924 (Sized_incremental_binary::do_input_file_count): New function.
925 (Sized_incremental_binary::do_get_input_reader): Change signature;
926 use index instead of filename.
927 (Sized_incremental_binary::section_map_): New data member.
928 (Sized_incremental_binary::input_entry_readers_): New data member.
929 (class Sized_incr_relobj): New class.
930 (class Sized_incr_dynobj): New class.
931 (make_sized_incremental_object): New function.
932 (class Incremental_library): New class.
933 * layout.cc (Free_list::num_lists): New static data member.
934 (Free_list::num_nodes): New static data member.
935 (Free_list::num_removes): New static data member.
936 (Free_list::num_remove_visits): New static data member.
937 (Free_list::num_allocates): New static data member.
938 (Free_list::num_allocate_visits): New static data member.
939 (Free_list::init): New function.
940 (Free_list::remove): New function.
941 (Free_list::allocate): New function.
942 (Free_list::dump): New function.
943 (Free_list::print_stats): New function.
944 (Layout_task_runner::run): Resize output file for incremental updates.
945 (Layout::Layout): Initialize new data members.
946 (Layout::set_incremental_base): New function.
947 (Layout::init_fixed_output_section): New function.
948 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
950 (Layout::create_gold_note): Do not create gold note section for
952 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
953 for incremental updates.
954 (Layout::set_section_offsets): For incremental updates, allocate space
956 (Layout::create_symtab_sections): Layout with offsets relative to
957 start of section; for incremental updates, allocate space from free
959 (Layout::create_shdrs): For incremental updates, allocate space from
961 (Layout::finish_dynamic_section): For incremental updates, do not
962 check --as-needed (fixed in subsequent patch).
963 * layout.h (class Free_list): New class.
964 (Layout::set_incremental_base): New function.
965 (Layout::incremental_base): New function.
966 (Layout::init_fixed_output_section): New function.
967 (Layout::allocate): New function.
968 (Layout::incremental_base_): New data member.
969 (Layout::free_list_): New data member.
970 * main.cc (main): Print Free_list statistics.
971 * object.cc (Relobj::finalize_incremental_relocs): Add
972 clear_counts parameter; clear counts only when clear_counts is set.
973 (Sized_relobj::Sized_relobj): Initialize new base class.
974 (Sized_relobj::do_layout): Don't report special sections.
975 (Sized_relobj::do_for_all_local_got_entries): New function.
976 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
977 symtab_off to all symbol table offsets.
978 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
979 * object.h (class Got_offset_list): Move to top of file.
980 (Object::Object): Allow case where input_file == NULL.
981 (Object::~Object): Likewise.
982 (Object::input_file): Assert that input_file != NULL.
983 (Object::lock): Allow case where input_file == NULL.
984 (Object::unlock): Likewise.
985 (Object::is_locked): Likewise.
986 (Object::token): Likewise.
987 (Object::release): Likewise.
988 (Object::is_incremental): New function.
989 (Object::get_mtime): New function.
990 (Object::for_all_local_got_entries): New function.
991 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
992 (Object::set_is_in_system_directory): New function.
993 (Object::is_in_system_directory): New function.
994 (Object::do_is_incremental): New function.
995 (Object::do_get_mtime): New function.
996 (Object::do_for_all_local_got_entries): New function.
997 (Object::is_in_system_directory_): New data member.
998 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
999 (class Sized_relobj_base): New class.
1000 (class Sized_relobj): Derive from Sized_relobj_base.
1001 (class Sized_relobj::Symbols): Redeclare from base class.
1002 (class Sized_relobj::local_got_offset_list): Remove.
1003 (class Sized_relobj::Output_sections): Redeclare from base class.
1004 (class Sized_relobj::do_for_all_local_got_entries): New function.
1005 (class Sized_relobj::write_local_symbols): Add offset parameter.
1006 (class Sized_relobj::local_symbol_offset_): Update comment.
1007 (class Sized_relobj::local_dynsym_offset_): Update comment.
1008 * options.cc (Input_arguments::add_file): Remove const.
1009 * options.h (Input_file_argument::Input_file_argument):
1010 Initialize arg_serial_ (all constructors).
1011 (Input_file_argument::set_arg_serial): New function.
1012 (Input_file_argument::arg_serial): New function.
1013 (Input_file_argument::arg_serial_): New data member.
1014 (Input_arguments::Input_arguments): Initialize file_count_.
1015 (Input_arguments::add_file): Remove const.
1016 (Input_arguments::number_of_input_files): New function.
1017 (Input_arguments::file_count_): New data member.
1018 (Command_line::number_of_input_files): Call
1019 Input_arguments::number_of_input_files.
1020 * output.cc (Output_segment_headers::Output_segment_headers):
1022 (Output_section::Input_section::current_data_size): New function.
1023 (Output_section::Output_section): Initialize new data members.
1024 (Output_section::add_input_section): Don't do merge sections for
1025 an incremental link; allocate space from free list for an
1027 (Output_section::add_output_section_data): Allocate space from
1028 free list for an incremental update.
1029 (Output_section::update_data_size): New function.
1030 (Output_section::set_fixed_layout): New function.
1031 (Output_section::reserve): New function.
1032 (Output_segment::set_section_addresses): Remove const.
1033 (Output_segment::set_section_list_addresses): Remove const; allocate
1034 space from free list for an incremental update.
1035 (Output_segment::set_offset): Adjust size of RELRO segment for an
1037 * output.h (Output_data::current_data_size): Move here from
1039 (Output_data::pre_finalize_data_size): New function.
1040 (Output_data::update_data_size): New function.
1041 (Output_section_headers::update_data_size): new function.
1042 (Output_section_data_build::current_data_size): Move to Output_data.
1043 (Output_data_strtab::update_data_size): New function.
1044 (Output_section::current_data_size): Move to Output_data.
1045 (Output_section::set_fixed_layout): New function.
1046 (Output_section::has_fixed_layout): New function.
1047 (Output_section::reserve): New function.
1048 (Output_section::update_data_size): New function.
1049 (Output_section::has_fixed_layout_): New data member.
1050 (Output_section::free_list_): New data member.
1051 (Output_segment::set_section_addresses): Remove const.
1052 (Output_segment::set_section_list_addresses): Remove const.
1053 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1055 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1057 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1058 parameter when calling Add_symbols constructor; store argument
1059 serial number for members of a lib group.
1060 (Add_symbols::locks): Allow case where token == NULL.
1061 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1062 (Read_member::~Read_member): New function.
1063 (Read_member::is_runnable): New function.
1064 (Read_member::locks): New function.
1065 (Read_member::run): New function.
1066 (Check_script::~Check_script): New function.
1067 (Check_script::is_runnable): New function.
1068 (Check_script::locks): New function.
1069 (Check_script::run): New function.
1070 (Check_library::~Check_library): New function.
1071 (Check_library::is_runnable): New function.
1072 (Check_library::locks): New function.
1073 (Check_library::run): New function.
1074 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1075 (Add_symbols::library_): New data member.
1076 (class Read_member): New class.
1077 (class Check_script): New class.
1078 (class Check_library): New class.
1079 * reloc.cc (Read_relocs::is_runnable): Allow case where
1081 (Read_relocs::locks): Likewise.
1082 (Scan_relocs::locks): Likewise.
1083 (Relocate_task::locks): Likewise.
1084 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1086 (Sized_relobj::incremental_relocs_scan): Fix comment.
1087 (Sized_relobj::do_relocate): Pass output file offset to
1088 write_local_symbols.
1089 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1090 from class declaration.
1091 * script.cc (read_input_script): Allocate Script_info; pass
1092 argument serial number to report_script.
1093 * script.h (class Script_info): Move to incremental.h.
1094 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1095 * symtab.h (Symbol_table::add_from_incrobj): New function.
1096 (Symbol_table::set_file_offset): New function.
1098 2011-04-05 Cary Coutant <ccoutant@google.com>
1100 * incremental-dump.cc (dump_incremental_inputs): Change signature
1101 to take a Sized_incremental_binary; change caller. Use readers
1102 in Sized_incremental_binary.
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::do_check_inputs): Check
1108 has_incremental_info_ flag; move setup code to setup_readers;
1110 (Sized_incremental_binary::do_file_is_unchanged): New function.
1111 (Sized_incremental_binary::do_get_input_reader): New function.
1112 * incremental.h (class Incremental_binary): Move to end of file.
1113 (Incremental_binary::file_is_unchanged): New function.
1114 (Incremental_binary::do_file_is_unchanged): New function.
1115 (Incremental_binary::Input_reader): New class.
1116 (Incremental_binary::get_input_reader): New function.
1117 (class Sized_incremental_binary): Move to end of file.
1118 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1119 input section reader classes.
1120 (Sized_incremental_binary::has_incremental_info): New function.
1121 (Sized_incremental_binary::inputs_reader): New function.
1122 (Sized_incremental_binary::symtab_reader): New function.
1123 (Sized_incremental_binary::relocs_reader): New function.
1124 (Sized_incremental_binary::got_plt_reader): New function.
1125 (Sized_incremental_binary::do_file_is_unchanged): New function.
1126 (Sized_incremental_binary::Sized_input_reader): New class.
1127 (Sized_incremental_binary::get_input_reader): New function.
1128 (Sized_incremental_binary::find_incremental_inputs_sections):
1129 Rename do_find_incremental_inputs_sections to this.
1130 (Sized_incremental_binary::setup_readers): New function.
1131 (Sized_incremental_binary::has_incremental_info_): New data member.
1132 (Sized_incremental_binary::inputs_reader_): New data member.
1133 (Sized_incremental_binary::symtab_reader_): New data member.
1134 (Sized_incremental_binary::relocs_reader_): New data member.
1135 (Sized_incremental_binary::got_plt_reader_): New data member.
1136 (Sized_incremental_binary::current_input_file_): New data member.
1138 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1141 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1144 2011-03-30 Cary Coutant <ccoutant@google.com>
1146 * archive.cc (Archive::include_member): Adjust call to report_object.
1147 (Add_archive_symbols::run): Add script_info to call to
1148 report_archive_begin.
1149 (Lib_group::include_member): Adjust call to report_object.
1150 (Add_lib_group_symbols::run): Adjust call to report_object.
1151 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1152 blocks. Add object count for script input files.
1153 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1154 script_info parameter; change all callers.
1155 (Incremental_inputs::report_object): Add script_info parameter;
1157 (Incremental_inputs::report_script): Store backpointer to
1158 incremental info entry.
1159 (Output_section_incremental_inputs::set_final_data_size): Record
1160 additional information for scripts.
1161 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1162 * incremental.h (Incremental_script_entry::add_object): New function.
1163 (Incremental_script_entry::get_object_count): New function.
1164 (Incremental_script_entry::get_object): New function.
1165 (Incremental_script_entry::objects_): New data member; adjust
1167 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1168 (Incremental_inputs::report_object): Add script_info parameter.
1169 (Incremental_inputs_reader::get_object_count): New function.
1170 (Incremental_inputs_reader::get_object_offset): New function.
1171 * options.cc (Input_arguments::add_file): Return reference to
1173 * options.h (Input_argument::set_script_info): New function.
1174 (Input_argument::script_info): New function.
1175 (Input_argument::script_info_): New data member; adjust all
1177 (Input_file_group::add_file): Return reference to new input argument.
1178 (Input_file_lib::add_file): Likewise.
1179 (Input_arguments::add_file): Likewise.
1180 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1181 * script.cc (Parser_closure::Parser_closure): Add script_info
1182 parameter; adjust all callers.
1183 (Parser_closure::script_info): New function.
1184 (Parser_closure::script_info_): New data member.
1185 (read_input_script): Report scripts earlier to incremental info.
1186 (script_add_file): Set script_info in Input_argument.
1187 (script_add_library): Likewise.
1188 * script.h (Script_options::Script_info): Rewrite class.
1190 2011-03-29 Cary Coutant <ccoutant@google.com>
1192 * archive.cc (Library_base::should_include_member): Move
1193 method here from class Archive.
1194 (Archive::Archive): Initialize base class.
1195 (Archive::should_include_member): Move to base class.
1196 (Archive::do_for_all_unused_symbols): New function.
1197 (Add_archive_symbols::run): Remove redundant access to
1199 (Lib_group::Lib_group): Initialize base class.
1200 (Lib_group::do_filename): New function.
1201 (Lib_group::include_member): Pass pointer to Lib_group to
1203 (Lib_group::do_for_all_unused_symbols): New function.
1204 (Add_lib_group_symbols::run): Report archive information for
1206 * archive.h (class Library_base): New base class.
1207 (class Archive): Derive from Library_base.
1208 (Archive::filename): Move to base class.
1209 (Archive::set_incremental_info): Likewise.
1210 (Archive::incremental_info): Likewise.
1211 (Archive::Should_include): Likewise.
1212 (Archive::should_include_member): Likewise.
1213 (Archive::Armap_entry): Remove.
1214 (Archive::Unused_symbol_iterator): Remove.
1215 (Archive::unused_symbols_begin): Remove.
1216 (Archive::unused_symbols_end): Remove.
1217 (Archive::do_filename): New function.
1218 (Archive::do_get_mtime): New function.
1219 (Archive::do_for_all_unused_symbols): New function.
1220 (Archive::task_): Move to base class.
1221 (Archive::incremental_info_): Likewise.
1222 (class Lib_group): Derive from Library_base.
1223 (Lib_group::do_filename): New function.
1224 (Lib_group::do_get_mtime): New function.
1225 (Lib_group::do_for_all_unused_symbols): New function.
1226 (Lib_group::task_): Move to base class.
1227 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1229 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1231 * incremental.cc (Incremental_inputs::report_archive_begin):
1232 Use Library_base; call library's get_mtime; add incremental inputs
1233 entry before members.
1234 (class Unused_symbol_visitor): New class.
1235 (Incremental_inputs::report_archive_end): Use Library_base; use
1236 visitor class to record unused symbols; don't add incremental inputs
1237 entry after members.
1238 (Incremental_inputs::report_object): Use Library_base.
1240 (Incremental_archive_entry::Incremental_archive_entry): Remove
1241 unused Archive parameter.
1242 (Incremental_inputs::report_archive_begin): Use Library_base.
1243 (Incremental_inputs::report_archive_end): Likewise.
1244 (Incremental_inputs::report_object): Likewise.
1245 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1247 * object.h (Object::for_all_global_symbols): New function.
1248 (Object::do_for_all_global_symbols): New function.
1249 (Sized_relobj::do_for_all_global_symbols): New function.
1250 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1252 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1255 2011-03-27 Ian Lance Taylor <iant@google.com>
1257 * archive.cc (Archive::interpret_header): Return -1 if something
1258 goes wrong. Change callers accordingly.
1260 2011-03-25 Cary Coutant <ccoutant@google.com>
1262 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1263 * testsuite/Makefile.in: Regenerate.
1265 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1267 * plugin.cc (get_view): New.
1268 (Plugin::load): Pass get_view to the plugin.
1269 (Plugin_manager::get_view): New.
1271 2011-03-21 Ian Lance Taylor <iant@google.com>
1273 * testsuite/final_layout.sh: Rewrite to not use dc.
1274 * testsuite/relro_test.sh: Fail if dc is not present.
1276 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1278 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1280 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1281 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1283 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1284 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1286 2011-03-14 Ian Lance Taylor <iant@google.com>
1288 * script-sections.cc (Sort_output_sections::script_compare):
1289 Rename from is_before, change return type.
1290 (Sort_output_sections::operator()): Adjust accordingly.
1292 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1295 * testsuite/odr_violation2.cc: Add comment to make all error line
1296 numbers double digits.
1297 * testsuite/debug_msg.sh: Adjust expected errors.
1299 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1301 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1302 but mark earlier ones as non-canonical
1303 (offset_to_iterator): Update search target and example
1304 (do_addr2line): Return extra lines in a vector*
1305 (format_file_lineno): Extract from do_addr2line
1306 (one_addr2line): Add vector* out-param
1307 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1308 when a lineno entry appeared last for its instruction
1309 (Dwarf_line_info): Add vector* out-param
1310 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1311 * symtab.cc (Odr_violation_compare): Include the lineno in the
1313 (linenos_from_loc): New. Combine the canonical line for an
1314 address with its other lines.
1315 (True_if_intersect): New. Helper functor to make
1316 std::set_intersection a query.
1317 (detect_odr_violations): Compare sets of lines instead of just
1318 one line for each function. This became less deterministic, but
1319 has fewer false positives.
1320 * symtab.h: Declarations.
1321 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1322 mix an optimized and non-optimized object in the same binary
1323 (odr_violation2.so): Same.
1324 * testsuite/Makefile.in: Regenerate from Makefile.am.
1325 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1326 * testsuite/debug_msg.sh: Update line numbers and add
1328 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1329 non-optimized context.
1330 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1331 isn't inlined, and use OdrDerived in an optimized context.
1332 * testsuite/odr_header1.h: Defines OdrDerived, where
1333 optimization will change the
1334 first-instruction-in-the-destructor's file and line number.
1335 * testsuite/odr_header2.h: Defines OdrBase.
1337 2011-03-09 Ian Lance Taylor <iant@google.com>
1339 * fileread.cc (File_read::clear_views): Don't delete the whole
1342 2011-03-08 Ian Lance Taylor <iant@google.com>
1345 * fileread.cc: #include <climits>.
1346 (GOLD_IOV_MAX): Define.
1347 (File_read::read_multiple): Limit number of entries by iov_max.
1348 * fileread.h (class File_read): Always set max_readv_entries to
1351 2011-03-07 Ian Lance Taylor <iant@google.com>
1354 * options.h (class General_options): Add -dy and -dn.
1356 2011-03-02 Cary Coutant <ccoutant@google.com>
1358 * testsuite/script_test_9.t: Add TLS segment.
1360 2011-03-02 Simon Baldwin <simonb@google.com>
1362 * configure.ac: Add check for gnu_indirect_function support in
1363 the toolchain building binutils.
1364 * configure: Rebuild.
1366 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1368 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1369 plugin only symbols.
1370 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1371 in plugin files as not needed in the symbol table.
1373 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1375 * output.cc (Output_section::add_input_section): Delay fill
1376 generation for section ordering.
1378 2011-02-09 Ian Lance Taylor <iant@google.com>
1381 * object.h (class Sized_relobj): Remove clear_local_symbols.
1382 * reloc.cc (Sized_relobj::do_relocate): Don't call
1383 clear_local_symbols.
1385 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1387 * plugin.cc (is_visible_from_outside): Return true for symbols
1390 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1392 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1395 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1397 * icf.h (is_section_foldable_candidate): Change type of parameter
1399 * icf.cc (Icf::find_identical_sections): Change type of local variable
1400 section_name to be std::string.
1401 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1403 2011-01-25 Ian Lance Taylor <iant@google.com>
1405 * script.cc (script_add_extern): Rewrite to use
1406 add_symbol_reference.
1408 2011-01-25 Doug Kwan <dougkwan@google.com>
1410 * icf.cc (get_section_contents): Always lock section's object.
1412 2011-01-24 Ian Lance Taylor <iant@google.com>
1414 * options.h (class General_options): Accept
1415 --no-detect-odr-violations.
1417 2011-01-24 Ian Lance Taylor <iant@google.com>
1419 * version.cc (version_string): Bump to 1.11.
1421 2011-01-24 Ian Lance Taylor <iant@google.com>
1423 * plugin.cc (class Plugin_rescan): Define new class.
1424 (Plugin_manager::claim_file): Set any_claimed_.
1425 (Plugin_manager::save_archive): New function.
1426 (Plugin_manager::save_input_group): New function.
1427 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1429 (Plugin_manager::new_undefined_symbol): New function.
1430 (Plugin_manager::rescan): New function.
1431 (Plugin_manager::rescannable_defines): New function.
1432 (Plugin_manager::add_input_file): Set any_added_.
1433 * plugin.h (class Plugin_manager): define new fields rescannable_,
1434 undefined_symbols_, any_claimed_, and any_added_. Declare
1435 Plugin_rescan as friend. Declare new functions.
1436 (Plugin_manager::Rescannable): Define type.
1437 (Plugin_manager::Rescannable_list): Define type.
1438 (Plugin_manager::Undefined_symbol_list): Define type.
1439 (Plugin_manager::Plugin_manager): Initialize new fields.
1440 * archive.cc (Archive::defines_symbol): New function.
1441 (Add_archive_symbols::run): Pass archive to plugins if any.
1442 * archive.h (class Archive): Declare defines_symbol.
1443 * readsyms.cc (Input_group::~Input_group): New function.
1444 (Finish_group::run): Pass input_group to plugins if any.
1445 * readsyms.h (class Input_group): Declare destructor.
1446 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1449 2011-01-10 Ian Lance Taylor <iant@google.com>
1451 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1453 (Layout::set_segment_offsets): Reset increase_relro before calling
1454 set_section_addresses a second time.
1456 2011-01-04 Cary Coutant <ccoutant@google.com>
1458 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1459 sections before NOBITS sections.
1461 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1463 * version.cc (print_version): Update copyright to 2011.
1465 2010-12-23 Cary Coutant <ccoutant@google.com>
1467 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1468 of OS to this->add. Add OD parameter to second form of the function.
1470 2010-12-20 Ian Lance Taylor <iant@google.com>
1472 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1473 second of two consecutive entries with same offset.
1475 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1477 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1478 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1479 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1480 to avoid unneeded links against $(LDADD).
1481 * testsuite/Makefile.in: Regenerate.
1483 2010-12-15 Ian Lance Taylor <iant@google.com>
1486 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1487 for R_X86_64_32 and R_X86_64_PC32.
1488 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1489 ver_matching_def_pic.o.
1490 (ver_matching_def_pic.o): New target.
1492 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1494 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1495 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1496 Move definition before File_read::View member definitions.
1497 (File_read::View::~View): Initialize and hold lock before
1498 updating current_mapped_bytes.
1500 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1502 * dwarf_reader.cc: Remove outdated comment.
1503 * gold-threads.cc: Fix typo in error message.
1504 * archive.cc: Fix typos in comments.
1505 * archive.h: Likewise.
1506 * arm-reloc-property.cc: Likewise.
1507 * arm-reloc-property.h: Likewise.
1508 * arm-reloc.def: Likewise.
1510 * attributes.h: Likewise.
1511 * cref.cc: Likewise.
1512 * ehframe.cc: Likewise.
1513 * fileread.h: Likewise.
1515 * i386.cc: Likewise.
1517 * incremental.h: Likewise.
1518 * int_encoding.cc: Likewise.
1519 * layout.h: Likewise.
1520 * main.cc: Likewise.
1521 * merge.h: Likewise.
1522 * object.cc: Likewise.
1523 * object.h: Likewise.
1524 * options.cc: Likewise.
1525 * readsyms.cc: Likewise.
1526 * reduced_debug_output.cc: Likewise.
1527 * reloc.cc: Likewise.
1528 * script-sections.cc: Likewise.
1529 * sparc.cc: Likewise.
1530 * symtab.h: Likewise.
1531 * target-reloc.h: Likewise.
1532 * target.cc: Likewise.
1533 * target.h: Likewise.
1534 * timer.cc: Likewise.
1535 * timer.h: Likewise.
1536 * x86_64.cc: Likewise.
1538 2010-12-09 Cary Coutant <ccoutant@google.com>
1540 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1542 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1543 parameter; change all callers.
1544 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1545 * options.h (warn_execstack): New option.
1547 2010-12-07 Doug Kwan <dougkwan@google.com>
1549 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1550 like function call relocations.
1552 2010-12-07 Ian Lance Taylor <iant@google.com>
1554 * archive.cc (Archive::get_elf_object_for_member): Permit
1555 punconfigured to be NULL.
1556 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1557 (Archive::include_member): Pass NULL to get_elf_object_for_member
1558 if we searched for the archive and this is the first included
1561 2010-12-01 Ian Lance Taylor <iant@google.com>
1563 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1564 track_relocs_type_ field.
1565 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1566 Set track_relocs_type_.
1567 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1568 contents when using RELA relocs.
1569 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1571 * reloc.cc (Track_relocs::next_addend): New function.
1572 * reloc.h (class Track_relocs): Declare next_addend.
1574 2010-12-01 Ian Lance Taylor <iant@google.com>
1576 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1579 2010-12-01 Ian Lance Taylor <iant@google.com>
1581 * README: Update compilers known to work and fail.
1583 2010-11-23 Matthias Klose <doko@ubuntu.com>
1585 * configure.in: For --enable-gold, handle value `default' instead of
1586 `both*'. Always install ld as ld.bfd, install as ld if gold is
1588 * configure: Regenerate.
1590 2010-11-18 Doug Kwan <dougkwan@google.com>
1592 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1593 and right_alignment to be zero. Store result alignment only if it is
1594 greater than existing alignment.
1596 2010-11-16 Cary Coutant <ccoutant@google.com>
1599 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1600 Check for ".zdebug_line".
1602 2010-11-16 Doug Kwan <dougkwan@google.com>
1603 Cary Coutant <ccoutant@google.com>
1605 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1606 by reference; adjust all callers.
1607 * output.cc (Output_segment::set_section_addresses): Adjust references
1608 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1610 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1611 end at page boundary.
1613 2010-11-16 Cary Coutant <ccoutant@google.com>
1616 * layout.cc (Layout::choose_output_section): Transform names of
1617 compressed sections even when using a script with a SECTIONS clause.
1618 (Layout::output_section_name): Remove code to transform
1619 compressed debug section names.
1620 * output.cc (Output_section::add_input_section): Use uncompressed
1621 section size when tracking input sections.
1623 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1625 * symtab.h (Symbol::NON_PIC_REF): Remove.
1626 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1627 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1628 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1629 (Symbol::use_plt_offset): Take a flags argument and pass it
1630 directly to needs_dynamic_reloc. Restrict check for undefined
1631 weak symbols to function calls.
1632 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1633 (Target_arm::Scan::global): Use it.
1634 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1635 (Target_arm::Relocate::relocate): Likewise.
1636 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1637 parameter with an r_type parameter. Use get_reference_flags
1639 (Target_arm::Relocate::relocate): Update accordingly.
1640 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1641 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1642 (Target_i386::Scan::global): Likewise.
1643 (Target_i386::Relocate::relocate): Likewise.
1644 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1645 parameter with an r_type parameter. Use get_reference_flags
1647 (Target_i386::Relocate::relocate): Update accordingly.
1648 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1649 (Target_powerpc::Scan::global): Use it.
1650 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1651 (Target_powerpc::Relocate::relocate): Likewise.
1652 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1653 (Target_sparc::Scan::global): Use it.
1654 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1655 (Target_sparc::Relocate::relocate): Likewise.
1656 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1657 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1658 (Target_x86_64::Scan::global): Likewise.
1659 (Target_x86_64::Relocate::relocate): Likewise.
1661 2010-11-08 Doug Kwan <dougkwan@google.com>
1662 Cary Coutant <ccoutant@google.com>
1664 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1665 (Arm_exidx_merge_section::section_contents_): New data member.
1666 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1667 (Arm_input_section::~Arm_input_section): De-allocate memory.
1668 (Arm_input_section::original_contents_): New data member.
1669 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1670 in parameters instead of calling Object::section_contents without
1672 (Arm_output_section::group_section): New parameter TASK. Pass it
1673 to callees that need locking objects.
1674 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1675 to lock EXIDX input sections. Fix a formatting issue. Call
1676 Arm_exidx_merged_section::build_contents to create merged section
1678 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1679 to lock object of stub table owner.
1680 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1681 TEXT_SIZE to initialize data member TEXT_SIZE_.
1682 (Arm_exidx_input_section::addralign): Fix typo in comment.
1683 (Arm_exidx_input_section::text_size): New method.
1684 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1685 that require locking objects. Lock objects before scanning for stubs
1686 and updating local symbols.
1687 (Arm_input_section<big_endian>::init): Copy contents of original
1689 (Arm_input_section<big_endian>::do_write): Use saved contents of
1690 original input section instead of calling Object::section_contents
1692 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1693 size without calling Object::section_size().
1694 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1695 for size. Allocate a buffer for merged EXIDX entries.
1696 (Arm_exidx_merged_section::build_contents): New method.
1697 (Arm_exidx_merged_section::do_write): Move merge section contents
1698 building code to Arm_exidx_merged_section::build_contetns. Write
1699 out contetns in buffer instead of building it on the fly.
1700 (Arm_relobj::make_exidx_input_section): Also pass text section size
1701 to Arm_exidx_input_section constructor.
1702 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1703 (Arm_dynobj::do_read_symbols): Fix memory leak.
1704 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1705 * target.h: (class Task): Add forward declaration.
1706 (Target::relax): Add new parameter TASK and pass it to
1708 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1710 2010-11-05 Cary Coutant <ccoutant@google.com>
1713 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1714 object when reading from the file.
1715 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1717 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1718 when reading section contents.
1719 (get_section_contents): Likewise.
1720 (icf::find_identical_sections): Likewise.
1721 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1722 object when reading from the file.
1723 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1724 the object when doing deferred section layout.
1726 2010-11-03 Nick Clifton <nickc@redhat.com>
1729 * script.h (class Symbol_assignment: name): New member. Returns
1730 the name of the symbol.
1731 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1732 Returns true if the given symbol name is on the list of
1733 assignments wating to be processed.
1734 * archive.cc (should_incldue_member): If the symbol is undefined,
1735 check to see if it is on the list of symbols pending assignment.
1737 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1739 * script-sections.cc (Script_sections::find_memory_region): Check
1740 for a NULL output section pointer.
1742 2010-10-29 Doug Kwan <dougkwan@google.com>
1744 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1745 Output_section::add_relaxed_input_section.
1746 * output.cc (Output_section::add_relaxed_input_section): Add new
1747 arguments LAYOUT and NAME. Set section order index.
1748 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1749 Copy section order index.
1750 * output.h (Output_section::add_relaxed_input_section): Add new
1751 arguments LAYOUT and NAME.
1753 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1755 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1756 NATIVE_OR_CROSS_LINKER.
1757 * testsuite/Makefile.in: Regenerate.
1759 2010-10-20 Doug Kwan <dougkwan@google.com>
1761 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1762 without SHF_LINK_ORDER flags.
1763 * layout.cc (Layout::choose_output_section): Do not filter
1764 SHF_LINK_ORDER flag in a relocatable link.
1766 2010-10-17 Cary Coutant <ccoutant@google.com>
1768 * output.h (Output_segment::set_section_addresses): Change function
1769 signature. Update all callers.
1770 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1772 (Output_segment::set_section_addresses): Align after last TLS
1773 section. Add padding before last relro section instead of after.
1775 2010-10-17 Doug Kwan <dougkwan@google.com>
1777 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1778 GOT output section to be writable.
1780 2010-10-14 Cary Coutant <ccoutant@google.com>
1782 * debug.h (DEBUG_INCREMENTAL): New flag.
1783 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1784 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1786 * incremental.cc (report_command_line): Ignore all forms of
1788 * layout.cc (Layout::Layout): Check parameters for incremental link
1790 * options.cc (General_options::parse_incremental): New function.
1791 (General_options::parse_no_incremental): New function.
1792 (General_options::parse_incremental_full): New function.
1793 (General_options::parse_incremental_update): New function.
1794 (General_options::incremental_mode_): New data member.
1795 (General_options::finalize): Check incremental_mode_.
1796 * options.h (General_options): Update help text for --incremental.
1797 Add --no-incremental, --incremental-full, --incremental-update.
1798 (General_options::Incremental_mode): New enum type.
1799 (General_options::incremental_mode): New function.
1800 (General_options::incremental_mode_): New data member.
1801 * parameters.cc (Parameters::incremental_mode_): New data member.
1802 (Parameters::set_options): Set incremental_mode_.
1803 (Parameters::set_incremental_full): New function.
1804 (Parameters::incremental): New function.
1805 (Parameters::incremental_update): New function.
1806 (set_parameters_incremental_full): New function.
1807 * parameters.h (Parameters::set_incremental_full): New function.
1808 (Parameters::incremental): New function.
1809 (Parameters::incremental_update): New function.
1810 (Parameters::incremental_mode_): New data member.
1811 (set_parameters_incremental_full): New function.
1812 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1813 incremental link mode.
1814 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1815 (Sized_relobj::do_relocate_sections): Likewise.
1816 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1818 * testsuite/Makefile.in: Regenerate.
1819 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1821 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1823 * script-sections.h (class Script_sections): Make
1824 Sections_elements typedef public.
1825 * script-sections.cc (class Sort_output_sections): Add elements_
1826 field. Add constructor which sets it; change all callers.
1827 (Sort_output_sections::is_before): New function.
1828 (Sort_output_sections::operator()): Call is_before.
1829 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1831 * testsuite/script_test_10.sh: New test. Test script section
1833 * testsuite/script_test_10.t: Likewise.
1834 * testsuite/script_test_10.s: Likewise.
1835 * testsuite/Makefile.am: Wrap the cross linker tests and the
1836 common tests into NATIVE_OR_CROSS_LINKER.
1837 (check_SCRIPTS): Add script_test_10.sh.
1838 (check_DATA): Add script_test_10.stdout.
1839 (script_test_10.o, script_test_10): New targets.
1840 (script_test_10.stdout): New target.
1841 * configure, testsuite/Makefile.in: Regenerate.
1843 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1845 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1846 error for the deprecated relocations.
1847 (Target_arm::Scan::global): Likewise.
1848 (Target_arm::Relocate::relocate): Likewise.
1850 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1852 * fileread.cc (Input_file::find_file): Initialize *found_name
1853 and *namep when using the fallback search for case 4.
1855 2010-10-11 Cary Coutant <ccoutant@google.com>
1857 * options.h (class General_options): Redefine -z lazy as an alias for
1858 the negation of -z now.
1860 2010-10-11 Ian Lance Taylor <iant@google.com>
1862 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1865 2010-10-06 Nick Clifton <nickc@redhat.com>
1867 * script-sections.cc(class Memory_region): Remove
1868 current_lma_offset_ field. Rename current_vma_offset_ to
1869 current_offset_. Add last_section_ field.
1870 (Memory_region::get_current_vma_address): Rename to
1871 get_current_address.
1872 (Memory_region::get_current_lma_address): Delete.
1873 (Memory_region::increment_vma_offset): Rename to
1875 (Memory_region::increment_lma_offset): Delete.
1876 (Memory_region::attributes_compatible): New method. Returns
1877 true if the provided section is compatible with the region.
1878 (Memory_region::get_last_section): New method. Returns the last
1879 section to use the region.
1880 (Memory_region::set_last_section): New method. Stores the last
1881 section to use the region.
1882 (Script_sections::block_in_region): New method. Returns true if
1883 a block of memory is contained within a region.
1884 (Script_sections::find_memory_region): New method. Locates a
1885 memory region to be used to set a VMA or LMA address.
1886 (Output_section_definition::set_section_addresses): Add code to
1887 check for addresses set by memory regions.
1888 (Output_segment::set_section_addresses): Remove memory region
1890 (Script_sections::create_segment): Add a warning if a header
1891 segment is created outside of any region.
1892 * script-sections.h (class Script_sections): Add prototypes for
1893 find_memory_region and block_in_region methods.
1894 * testsuite/memory_test.s: Use .long instead of .word.
1895 * testsuite/memory_test.t: Add some more output sections.
1896 * testsuite/memory_test.sh: Update expected output.
1898 2010-10-02 Doug Kwan <dougkwan@google.com>
1900 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1901 defintion to symtab.h
1902 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1903 declaration to defintion.
1905 2010-10-01 Nick Clifton <nickc@redhat.com>
1907 * expression.cc (eval): Replace dummy argument with NULL.
1908 (eval_maybe_dot): Check for a NULL result section pointer.
1909 (Symbol_expression::value): Likewise.
1910 (Dot_expression::value): Likewise.
1911 (BINARY_EXPRESSION): Likewise.
1912 (Max_expression::value): Likewise.
1913 (Min_expression::value): Likewise.
1914 (Absolute_expression::value): Likewise.
1915 (Addr_expression::value_from_output_section): Likewise.
1916 (Loaddddr_expression::value_from_output_section): Likewise.
1917 (Segment_start_expression::value): Likewise.
1918 * script-sections.cc
1919 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1921 (Sections_elememt_dot_assignment::set_section_addresses):
1923 (Output_data_expression::do_write_to_buffer): Likewise.
1924 (Output_section_definition::finalize_symbols): Likewise.
1925 (Output_section_definition::set_section_addresses): Likewise.
1927 2010-09-30 Doug Kwan <dougkwan@google.com>
1929 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1931 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1933 * target.h (Target::can_icf_inline_merge_sections): New virtual
1935 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1937 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1939 * icf.cc (get_section_contents): Inline merge sections only when
1942 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1944 * configure: Regenerate.
1946 2010-09-17 Ian Lance Taylor <iant@google.com>
1948 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1949 * testsuite/Makefile.am (memory_test.o): New target.
1950 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1952 * testsuite/Makefile.in: Rebuild.
1954 2010-09-17 Doug Kwan <dougkwan@google.com>
1956 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1957 defintion if relocation uses GOT entries of the symbol.
1958 * testsuite/icf_safe_test.sh: Fix test.
1959 * testsuite/icf_safe_so_test.sh: Fix test.
1961 2010-09-16 Cary Coutant <ccoutant@google.com>
1963 * script_sections.cc (class Memory_region): Remove "NULL" from
1964 vector initializations.
1966 2010-09-15 Cary Coutant <ccoutant@google.com>
1968 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1969 Resolve forwarding symbols.
1971 2010-09-15 Doug Kwan <dougkwan@google.com>
1973 * gold/testsuite/script_test_3.t: Add ARM special sections.
1974 * gold/testsuite/script_test_4.t: Same.
1975 * gold/testsuite/script_test_5.t: Same.
1976 * gold/testsuite/script_test_6.t: Same.
1977 * gold/testsuite/script_test_7.t: Same.
1978 * gold/testsuite/script_test_7.t: Same.
1979 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1981 2010-09-14 Cary Coutant <ccoutant@google.com>
1983 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1984 (Target_x86_64::Relocate::relocate_tls): Replace check for
1985 saw_tls_block_reloc_ with test for executable section.
1987 2010-09-12 Cary Coutant <ccoutant@google.com>
1989 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1990 position-independent executables to shared libraries need dynamic
1992 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1993 position-independent executables.
1994 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1995 * testsuite/Makefile.in: Regenerate.
1997 2010-09-10 Nick Clifton <nickc@redhat.com>
2000 * testsuite/memory_test.t: Discard any sections that are not
2003 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2006 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2007 "This::" to work around a bug in gcc 4.2.
2009 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2011 2010-09-09 Rafael Espindola <espindola@google.com>
2013 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2014 sections with different PF_X flags in the same segment.
2015 (Layout::find_first_load_seg): Search all segments to find the first
2017 * options.h (rosegment): New.
2019 2010-09-08 Rafael Espindola <espindola@google.com>
2021 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2023 2010-09-08 Doug Kwan <dougkwan@google.com>
2025 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2026 (Arm_relobj::do_relocate_sections): Add new parameter for output
2027 file to match the parent.
2028 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2029 of local symbols instead of input values. Update code to track
2030 changes in gold::relocate_section.
2031 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2032 (Sized_relobj::compute_final_local_value_internal): New methods.
2033 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2034 body into private version of Sized_relobj::compute_final_local_value.
2035 Call the inline method.
2036 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2037 merged symbol value if there is one.
2038 (Symbol_value::has_output_value): New method defintiion.
2039 (Sized_relobj::Compute_final_local_value_status): New enum type.
2040 (Sized_relobj::compute_final_local_value): New methods.
2041 (Sized_relobj::compute_final_local_value_internal): New methods.
2042 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2043 and arm_cortex_a8.sh.
2044 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2045 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2047 * Makefile.in: Regenerate.
2048 * testsuite/arm_bl_out_of_range.s: Update test.
2049 * testsuite/thumb_bl_out_of_range.s: Ditto.
2050 * testsuite/thumb_blx_out_of_range.s: Ditto.
2051 * testsuite/arm_branch_out_of_range.sh: New file.
2052 * testsuite/arm_cortex_a8.sh: Ditto.
2053 * testsuite/arm_cortex_a8_b.s: Ditto.
2054 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2055 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2056 * testsuite/arm_cortex_a8_bl.s: Ditto.
2057 * testsuite/arm_cortex_a8_blx.s: Ditto.
2058 * testsuite/arm_cortex_a8_local.s: Ditto.
2059 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2060 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2062 2010-09-08 Rafael Espindola <espindola@google.com>
2064 * Makefile.am (memory_test.stdout): Run readelf with -W.
2065 * Makefile.in: Regenerate.
2066 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2069 2010-09-08 Rafael Espindola <espindola@google.com>
2071 * script-sections.cc (Script_sections::add_memory_region): Convert
2072 field precision to int.
2073 * script.cc (script_set_section_region, script_set_section_region):
2074 Convert field precision to int.
2076 2010-09-08 Rafael Espindola <espindola@google.com>
2078 * arm.cc (do_finalize_sections): Create the __exidx_start and
2079 __exdix_end symbols even when the section is missing.
2081 2010-09-08 Nick Clifton <nickc@redhat.com>
2083 * README: Remove claim that MEMORY is not supported.
2084 * expression.cc (script_exp_function_origin)
2085 (script_exp_function_length): Move from here to ...
2086 * script.cc: ... here.
2087 (script_set_section_region, script_add_memory)
2088 (script_parse_memory_attr, script_include_directive): New
2090 * script-sections.cc
2091 (class Memory_region): New class.
2092 (class Output_section_definition): Add set_memory_region,
2093 set_section_vma, set_section_lma and get_section_name methods.
2094 (class Script_Sections): Add add_memory_region,
2095 find_memory_region, find_memory_region_origin,
2096 find_memory_region_length and set_memory_region methods.
2097 Have set_section_addresses method walk the list of set memory
2099 Extend the print methos to display memory regions.
2100 * script-sections.h: Add prototypes for new methods.
2101 Add enum for MEMORY region attributes.
2102 * yyscript.y: Add support for parsing MEMORY regions.
2103 * script-c.h: Add prototypes for new functions.
2104 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2105 * testsuite/Makefile.in: Regenerate.
2106 * testsuite/memory_test.sh: New script.
2107 * testsuite/memory_test.s: New assembler source file.
2108 * testsuite/memory_test.t: New linker script.
2110 2010-08-27 Doug Kwan <dougkwan@google.com>
2112 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2113 reference override an existing dynamic weak reference.
2114 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2115 * testsuite/Makefile.in: Regenerate.
2116 * testsuite/dyn_weak_ref.sh: New file.
2117 * testsuite/dyn_weak_ref_1.c: Ditto.
2118 * testsuite/dyn_weak_ref_2.c: Ditto.
2120 2010-08-27 Ian Lance Taylor <iant@google.com>
2122 * incremental.h (class Incremental_input_entry): Add virtual
2125 2010-08-27 Ian Lance Taylor <iant@google.com>
2127 * testsuite/start_lib_test_3.c: Mark t3 as used.
2129 2010-08-27 Nick Clifton <nickc@redhat.com>
2131 * options.cc (version_script): Fix small typo in previous
2134 2010-08-25 Nick Clifton <nickc@redhat.com>
2136 * archive.cc: Formatting fixes: Remove whitespace between
2137 typename and following asterisk. Remove whitespace between
2138 function name and opening parenthesis.
2139 * archive.h: Likewise.
2141 * attributes.cc: Likewise.
2142 * attributes.h: Likewise.
2143 * common.cc: Likewise.
2144 * copy-relocs.cc: Likewise.
2145 * dirsearch.h: Likewise.
2146 * dynobj.cc: Likewise.
2147 * ehframe.cc: Likewise.
2148 * ehframe.h: Likewise.
2149 * expression.cc: Likewise.
2150 * fileread.cc: Likewise.
2151 * fileread.h: Likewise.
2153 * gold-threads.cc: Likewise.
2154 * gold.cc: Likewise.
2155 * i386.cc: Likewise.
2157 * incremental-dump.cc: Likewise.
2158 * incremental.cc: Likewise.
2159 * layout.cc: Likewise.
2160 * layout.h: Likewise.
2161 * main.cc: Likewise.
2162 * merge.cc: Likewise.
2163 * merge.h: Likewise.
2164 * object.cc: Likewise.
2165 * object.h: Likewise.
2166 * options.cc: Likewise.
2167 * options.h: Likewise.
2168 * output.cc: Likewise.
2169 * output.h: Likewise.
2170 * plugin.cc: Likewise.
2171 * plugin.h: Likewise.
2172 * powerpc.cc: Likewise.
2173 * reloc.cc: Likewise.
2174 * script-c.h: Likewise.
2175 * script-sections.cc: Likewise.
2176 * script.cc: Likewise.
2177 * stringpool.cc: Likewise.
2178 * symtab.cc: Likewise.
2179 * symtab.h: Likewise.
2180 * target.cc: Likewise.
2181 * timer.cc: Likewise.
2182 * timer.h: Likewise.
2183 * version.cc: Likewise.
2184 * x86_64.cc: Likewise.
2186 2010-08-24 Nick Clifton <nickc@redhat.com>
2189 * layout.cc (segment_precedes): Sort segments by their physical
2190 addresses, if they have been set.
2192 2010-08-23 Cary Coutant <ccoutant@google.com>
2194 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2196 (Lib_group::include_member): Unlock object after deleting its
2198 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2201 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2202 Cary Coutant <ccoutant@google.com>
2204 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2205 constructor, and set_blocker.
2206 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2208 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2209 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2210 * testsuite/Makefile.am (start_lib_test): New test case.
2211 * testsuite/Makefile.in: Regenerate.
2212 * testsuite/start_lib_test_main.c: New file.
2213 * testsuite/start_lib_test_1.c: New file.
2214 * testsuite/start_lib_test_2.c: New file.
2215 * testsuite/start_lib_test_3.c: New file.
2217 2010-08-19 Ian Lance Taylor <iant@google.com>
2219 * Makefile.in: Rebuild with automake 1.11.1.
2220 * aclocal.m4: Likewise.
2221 * testsuite/Makefile.in: Likewise.
2223 2010-08-19 Ian Lance Taylor <iant@google.com>
2226 * i386.cc (class Output_data_plt_i386): Update declarations.
2227 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2228 local_ifuncs_ fields.
2229 (Target_i386::do_plt_section_for_global): New function.
2230 (Target_i386::do_plt_section_for_local): New function.
2231 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2232 parameter; change all callers. Initialize global_ifuncs_ and
2233 local_ifuncs_. If doing a static link define __rel_iplt_start and
2235 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2236 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2237 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2239 (Target_i386::make_plt_section): New function, broken out of
2240 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2241 (Target_i386::make_plt_entry): Call make_plt_section.
2242 (Target_i386::make_local_ifunc_plt_entry): New function.
2243 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2244 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2245 R_386_IRELATIVE to switch.
2246 (Target_i386::Scan::global): Likewise.
2247 (Target_i386::Relocate::relocate): Likewise.
2248 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2250 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2251 (Target_x86_64::do_plt_section_for_global): New function.
2252 (Target_x86_64::do_plt_section_for_local): New function.
2253 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2254 parameter; change all callers. If doing a static link define
2255 __rela_iplt_start and __rela_iplt_end.
2256 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2257 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2258 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2260 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2261 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2263 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2264 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2265 R_X86_64_IRELATIVE to switch.
2266 (Target_x86_64::Scan::global): Likewise.
2267 (Target_x86_64::Relocate::relocate): Likewise.
2268 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2270 * target.h (class Target): Add plt_section_for_global and
2271 plt_section_for_local functions. Add do_plt_section_for_global
2272 and do_plt_section_for_local virtual functions.
2273 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2274 clarifying comments.
2275 (Symbol::use_plt_offset): Handle IFUNC symbol.
2276 * object.cc (Sized_relobj::Sized_relobj): Initialize
2278 (Sized_relobj::local_has_plt_offset): New function.
2279 (Sized_relobj::local_plt_offset): New function.
2280 (Sized_relobj::set_local_plt_offset): New function.
2281 (Sized_relobj::do_count): Handle IFUNC symbol.
2282 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2283 a bit away from input_shndx_ field. Add set_is_func_symbol and
2284 is_ifunc_symbol functions.
2285 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2286 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2287 local_plt_offsets_ field.
2288 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2289 * output.h (class Output_section_data): Add non-const
2290 output_section function.
2291 (class Output_data_got): Update declarations.
2292 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2293 Add use_plt_offset parameter to global and local constructors.
2294 Change all callers. Change local_sym_index_ field to 31 bits.
2295 Change GSYM_CODE and CONSTANT_CODE accordingly.
2296 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2297 doing a static link don't set sh_link field.
2298 (Output_data_got::Got_entry::write): Use PLT offset if
2300 (Output_data_got::add_global_plt): New function.
2301 (Output_data_got::add_local_plt): New function.
2302 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2303 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2304 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2305 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2306 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2308 * testsuite/ifunc-sel.h: New file.
2309 * testsuite/ifuncmain1.c: New file.
2310 * testsuite/ifuncmain1vis.c: New file.
2311 * testsuite/ifuncmod1.c: New file.
2312 * testsuite/ifuncdep2.c: New file.
2313 * testsuite/ifuncmain2.c: New file.
2314 * testsuite/ifuncmain3.c: New file.
2315 * testsuite/ifuncmod3.c: New file.
2316 * testsuite/ifuncmain4.c: New file.
2317 * testsuite/ifuncmain5.c: New file.
2318 * testsuite/ifuncmod5.c: New file.
2319 * testsuite/ifuncmain6pie.c: New file.
2320 * testsuite/ifuncmod6.c: New file.
2321 * testsuite/ifuncmain7.c: New file.
2322 * configure, testsuite/Makefile.in: Rebuild.
2324 2010-08-18 Ian Lance Taylor <iant@google.com>
2327 (Output_section_incremental_inputs::write_input_files): Add cast
2328 to avoid signed/unsigned comparison warning.
2329 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2331 2010-08-12 Cary Coutant <ccoutant@google.com>
2333 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2335 2010-08-13 Ian Lance Taylor <iant@google.com>
2337 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2339 2010-08-12 Cary Coutant <ccoutant@google.com>
2340 Doug Kwan <dougkwan@google.com>
2342 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2343 defintion overrides non-weak undef, remember that the original undef
2345 * symtab.cc (Symbol_table::sized_write_global): For undef without
2346 an original weak binding, set binding to global in output.
2347 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2348 * testsuite/Makefile.in: Regenerate.
2349 * testsuite/strong_ref_weak_def.sh: New file.
2350 * testsuite/strong_ref_weak_def_1.c: Ditto.
2351 * testsuite/strong_ref_weak_def_2.c: Ditto.
2353 2010-08-12 Cary Coutant <ccoutant@google.com>
2355 * testsuite/incremental_test.sh: Rewrite.
2356 * testsuite/incremental_test_1.c: Rewrite.
2357 * testsuite/incremental_test_2.c: Rewrite.
2359 2010-08-12 Cary Coutant <ccoutant@google.com>
2361 * arm.cc (Target_arm::got_size): Add const.
2362 (Target_arm::got_entry_count): New function.
2363 (Target_arm::plt_entry_count): New function.
2364 (Target_arm::first_plt_entry_offset): New function.
2365 (Target_arm::plt_entry_size): New function.
2366 (Output_data_plt_arm::entry_count): New function.
2367 (Output_data_plt_arm::first_plt_entry_offset): New function.
2368 (Output_data_plt_arm::get_plt_entry_size): New function.
2369 * i386.cc (Target_i386::got_size): Add const.
2370 (Target_i386::got_entry_count): New function.
2371 (Target_i386::plt_entry_count): New function.
2372 (Target_i386::first_plt_entry_offset): New function.
2373 (Target_i386::plt_entry_size): New function.
2374 (Output_data_plt_i386::entry_count): New function.
2375 (Output_data_plt_i386::first_plt_entry_offset): New function.
2376 (Output_data_plt_i386::get_plt_entry_size): New function.
2377 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2378 find_incremental_inputs_sections. Dump incremental_got_plt section.
2379 * incremental.cc: Include target.h.
2380 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2381 parameter. Adjust all callers. Find incremental_got_plt section.
2382 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2384 (Output_section_incremental_inputs::set_final_data_size): Calculate
2385 size of incremental_got_plt section.
2386 (Output_section_incremental_inputs::do_write): Write the
2387 incremental_got_plt section.
2388 (Got_plt_view_info): New struct.
2389 (Local_got_offset_visitor): New class.
2390 (Global_got_offset_visitor): New class.
2391 (Global_symbol_visitor_got_plt): New class.
2392 (Output_section_incremental_inputs::write_got_plt): New function.
2393 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2394 Add parameter. Adjust all callers.
2395 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2396 (Incremental_inputs::got_plt_section): New function.
2397 (Incremental_inputs::got_plt_section_): New data member.
2398 (Incremental_got_plt_reader): New class.
2399 * layout.cc (Layout::create_incremental_info_sections): Add the
2400 incremental_got_plt section.
2401 * object.h (Got_offset_list::get_list): New function.
2402 (Got offset_list::for_all_got_offsets): New function.
2403 (Sized_relobj::local_got_offset_list): New function.
2404 * powerpc.cc (Target_powerpc::got_size): Add const.
2405 (Target_powerpc::got_entry_count): New function.
2406 (Target_powerpc::plt_entry_count): New function.
2407 (Target_powerpc::first_plt_entry_offset): New function.
2408 (Target_powerpc::plt_entry_size): New function.
2409 (Output_data_plt_powerpc::entry_count): New function.
2410 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2411 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2412 * sparc.cc (Target_sparc::got_size): Add const.
2413 (Target_sparc::got_entry_count): New function.
2414 (Target_sparc::plt_entry_count): New function.
2415 (Target_sparc::first_plt_entry_offset): New function.
2416 (Target_sparc::plt_entry_size): New function.
2417 (Output_data_plt_sparc::entry_count): New function.
2418 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2419 (Output_data_plt_sparc::get_plt_entry_size): New function.
2420 * symtab.h (Symbol::got_offset_list): New function.
2421 (Symbol_table::for_all_symbols): New function.
2422 * target.h (Sized_target::got_entry_count): New function.
2423 (Sized_target::plt_entry_count): New function.
2424 (Sized_target::plt_entry_size): New function.
2425 * x86_64.cc (Target_x86_64::got_size): Add const.
2426 (Target_x86_64::got_entry_count): New function.
2427 (Target_x86_64::plt_entry_count): New function.
2428 (Target_x86_64::first_plt_entry_offset): New function.
2429 (Target_x86_64::plt_entry_size): New function.
2430 (Output_data_plt_x86_64::entry_count): New function.
2431 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2432 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2434 2010-08-12 Cary Coutant <ccoutant@google.com>
2436 * archive.cc: Include incremental.h.
2437 (Archive::Archive): Initialize incremental_info_.
2438 (Archive::include_member): Record archive members in incremental info.
2439 (Add_archive_symbols::run): Record begin and end of an archive in
2441 (Lib_group::include_member): Record objects in incremental info.
2442 * archive.h (Incremental_archive_entry): Forward declaration.
2443 (Archive::set_incremental_info): New member function.
2444 (Archive::incremental_info): New member function.
2445 (Archive::Unused_symbol_iterator): New class.
2446 (Archive::unused_symbols_begin): New member function.
2447 (Archive::unused_symbols_end): New member function.
2448 (Archive::incremental_info_): New data member.
2449 * incremental-dump.cc (find_input_containing_global): New function.
2450 (dump_incremental_inputs): Dump new incremental info sections.
2451 * incremental.cc: Include symtab.h.
2452 (Output_section_incremental_inputs): New class.
2453 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2454 new incremental info sections.
2455 (Sized_incremental_binary::do_check_inputs): Likewise.
2456 (Incremental_inputs::report_archive): Remove.
2457 (Incremental_inputs::report_archive_begin): New function.
2458 (Incremental_inputs::report_archive_end): New function.
2459 (Incremental_inputs::report_object): New function.
2460 (Incremental_inputs::finalize_inputs): Remove.
2461 (Incremental_inputs::report_input_section): New function.
2462 (Incremental_inputs::report_script): Rewrite.
2463 (Incremental_inputs::finalize): Do nothing but finalize string table.
2464 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2465 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2466 (Incremental_inputs::create_data_sections): New function.
2467 (Incremental_inputs::relocs_entsize): New function.
2468 (Output_section_incremental_inputs::set_final_data_size): New function.
2469 (Output_section_incremental_inputs::do_write): New function.
2470 (Output_section_incremental_inputs::write_header): New function.
2471 (Output_section_incremental_inputs::write_input_files): New function.
2472 (Output_section_incremental_inputs::write_info_blocks): New function.
2473 (Output_section_incremental_inputs::write_symtab): New function.
2474 * incremental.h (Incremental_script_entry): Forward declaration.
2475 (Incremental_object_entry): Forward declaration.
2476 (Incremental_archive_entry): Forward declaration.
2477 (Incremental_inputs): Forward declaration.
2478 (Incremental_inputs_header_data): Remove.
2479 (Incremental_inputs_header): Remove.
2480 (Incremental_inputs_header_write): Remove.
2481 (Incremental_inputs_entry_data): Remove.
2482 (Incremental_inputs_entry): Remove.
2483 (Incremental_inputs_entry_write): Remove.
2484 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2485 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2486 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2487 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2489 (Incremental_input_entry): New class.
2490 (Incremental_script_entry): New class.
2491 (Incremental_object_entry): New class.
2492 (Incremental_archive_entry): New class.
2493 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2494 (Incremental_inputs::report_inputs): Remove.
2495 (Incremental_inputs::report_archive): Remove.
2496 (Incremental_inputs::report_archive_begin): New function.
2497 (Incremental_inputs::report_archive_end): New function.
2498 (Incremental_inputs::report_object): Change prototype.
2499 (Incremental_inputs::report_input_section): New function.
2500 (Incremental_inputs::report_script): Change prototype.
2501 (Incremental_inputs::get_reloc_count): New function.
2502 (Incremental_inputs::set_reloc_count): New function.
2503 (Incremental_inputs::create_data_sections): New function.
2504 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2505 (Incremental_inputs::inputs_section): New function.
2506 (Incremental_inputs::symtab_section): New function.
2507 (Incremental_inputs::relocs_section): New function.
2508 (Incremental_inputs::get_stringpool): Add const.
2509 (Incremental_inputs::command_line): Add const.
2510 (Incremental_inputs::inputs): Remove.
2511 (Incremental_inputs::command_line_key): New function.
2512 (Incremental_inputs::input_file_count): New function.
2513 (Incremental_inputs::input_files): New function.
2514 (Incremental_inputs::relocs_entsize): New function.
2515 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2516 (Incremental_inputs::finalize_inputs): Remove.
2517 (Incremental_inputs::Input_info): Remove.
2518 (Incremental_inputs::lock_): Remove.
2519 (Incremental_inputs::inputs_): Change type.
2520 (Incremental_inputs::inputs_map_): Remove.
2521 (Incremental_inputs::current_object_entry_): New data member.
2522 (Incremental_inputs::inputs_section_): New data member.
2523 (Incremental_inputs::symtab_section_): New data member.
2524 (Incremental_inputs::relocs_section_): New data member.
2525 (Incremental_inputs::reloc_count_): New data member.
2526 (Incremental_inputs_reader): New class.
2527 (Incremental_symtab_reader): New class.
2528 (Incremental_relocs_reader): New class.
2529 * layout.cc (Layout::finalize): Move finalization of incremental info
2530 and creation of incremental info sections to follow finalization of
2531 symbol table. Set offsets for postprocessing sections.
2532 (Layout::create_incremental_info_sections): Call
2533 Incremental_inputs::create_data_sections. Add incremental symtab
2534 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2535 sections to layout after input sections.
2536 * layout.h (struct Timespec): Forward declaration.
2537 (Layout::incremental_inputs): Add const.
2538 (Layout::create_incremental_info_sections): Add parameter.
2539 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2540 * object.cc: Include incremental.h.
2541 (Relobj::finalize_incremental_relocs): New function.
2542 (Sized_relobj::do_layout): Record input sections in incremental info.
2543 * object.h (Object::output_section): New function.
2544 (Object::output_section_offset): Moved from Relobj.
2545 (Object::get_incremental_reloc_base): New function.
2546 (Object::get_incremental_reloc_count): New function.
2547 (Object::do_output_section): New function.
2548 (Object::do_output_section_offset): Moved from Relobj.
2549 (Object::do_get_incremental_reloc_base): New function.
2550 (Object::do_get_incremental_reloc_count): New function.
2551 (Object::Object): Initialize new data members.
2552 (Relobj::output_section): Renamed do_output_section and moved to
2554 (Relobj::output_section_offset): Moved to Object.
2555 (Relobj::do_get_incremental_reloc_base): New function.
2556 (Relobj::do_get_incremental_reloc_count): New function.
2557 (Relobj::allocate_incremental_reloc_counts): New function.
2558 (Relobj::count_incremental_reloc): New function.
2559 (Relobj::finalize_incremental_relocs): New function.
2560 (Relobj::next_incremental_reloc_index): New function.
2561 (Relobj::reloc_counts_): New data member.
2562 (Relobj::reloc_bases_): New data member.
2563 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2564 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2565 (Sized_relobj::incremental_relocs_scan): New function.
2566 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2567 (Sized_relobj::incremental_relocs_write): New function.
2568 (Sized_relobj::incremental_relocs_write_reltype): New function.
2569 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2571 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2572 archives and object files elsewhere.
2573 (Add_symbols::run): Report object files here.
2574 (Finish_group::run): Report end of archive at end of group.
2575 * reloc.cc: Include layout.h, incremental.h.
2576 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2577 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2578 (Sized_relobj::incremental_relocs_scan): New function.
2579 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2580 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2581 (Sized_relobj::incremental_relocs_write): New function.
2582 (Sized_relobj::incremental_relocs_write_reltype): New function.
2583 * script.cc (read_input_script): Rewrite test for incremental link.
2584 Change call to Incremental_inputs::report_script.
2585 * symtab.h (Symbol_table::first_global_index): New function.
2586 (Symbol_table::output_count): New function.
2588 2010-08-12 Doug Kwan <dougkwan@google.com>
2590 * arm.cc (Target_arm::merge_object_attributes): Check command line
2591 options --no-wchar-size-warning and --no-enum-size-warning.
2592 * options.h (General_options): Add ld-compatible options
2593 --no-enum-size-warning and --no-wchar-size-warning.
2595 2010-08-04 Ian Lance Taylor <iant@google.com>
2597 * x86_64.cc (Target_x86_64::Scan::local): Use
2598 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2599 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2600 (Target_x86_64::Scan::global): Likewise.
2601 (Target_x86_64::Relocate::relocate): Likewise.
2602 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2605 2010-08-03 Cary Coutant <ccoutant@google.com>
2607 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2608 to reserve space in merged_strings vector. Keep total input size
2610 (Output_merge_string::do_print_merge_stats): Print total input size.
2611 * merge.h (Output_merge_string): Add input_size_ field.
2612 * stringpool.cc (Stringpool_template::string_length): Move
2613 implementations out of Stringpool_template class and place in
2615 * stringpool.h (string_length): Move out of Stringpool_template.
2617 2010-08-03 Ian Lance Taylor <iant@google.com>
2620 * layout.cc (relaxation_loop_body): If address of load segment is
2621 set, adjust address to include headers if possible.
2623 2010-08-03 Ian Lance Taylor <iant@google.com>
2625 * version.cc (version_string): Bump to 1.10.
2627 2010-08-03 Ian Lance Taylor <iant@google.com>
2630 * layout.h (enum Output_section_order): Define.
2631 (class Layout): Update declarations.
2632 * layout.cc (Layout::get_output_section): Add order parameter.
2633 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2634 is_first_non_relro parameters. Change all callers.
2635 (Layout::choose_output_section): Likewise.
2636 (Layout::add_output_section_data): Likewise.
2637 (Layout::make_output_section): Likewise. Set order.
2638 (Layout::default_section_order): New function.
2639 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2640 * output.cc (Output_section::Output_section): Initialize order_.
2641 Don't initialize deleted fields.
2642 (Output_segment::Output_segment): Don't initialize deleted
2644 (Output_segment::add_output_section_to_load): New function
2645 replacing add_output_section. Change all callers to call this or
2646 add_output_section_to_nonload.
2647 (Output_segment::add_output_section_to_nonload): New function.
2648 (Output_segment::remove_output_section): Rewrite.
2649 (Output_segment::add_initial_output_data): Likewise.
2650 (Output_segment::has_any_data_sections): Likewise.
2651 (Output_segment::is_first_section_relro): Likewise.
2652 (Output_segment::maximum_alignment): Likewise.
2653 (Output_segment::has_dynamic_reloc): New function replacing
2654 dynamic_reloc_count. Change all callers.
2655 (Output_segment::has_dynamic_reloc_list): New function replacing
2656 dynamic_reloc_count_list. Change all callers.
2657 (Output_segment::set_section_addresses): Rewrite.
2658 (Output_segment::set_offset): Rewrite.
2659 (Output_segment::find_first_and_last_list): Remove.
2660 (Output_segment::set_tls_offsets): Rewrite.
2661 (Output_segment::first_section_load_address): Likewise.
2662 (Output_segment::output_section_count): Likewise.
2663 (Output_segment::section_with_lowest_load_address): Likewise.
2664 (Output_segment::write_section_headers): Likewise.
2665 (Output_segment::print_sections_to_map): Likewise.
2666 * output.h (class Output_data): Remove dynamic_reloc_count_
2667 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2668 (Output_data::add_dynamic_reloc): Rewrite.
2669 (Output_data::has_dynamic_reloc): New function.
2670 (Output_data::dynamic_reloc_count): Remove.
2671 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2672 is_last_relro_, is_first_non_relro_, is_interp_,
2673 is_dynamic_linker_section_ fields. Add order and set_order
2674 functions. Remove is_relro_local, set_is_relro_local,
2675 is_last_relro, set_is_last_relro, is_first_non_relro,
2676 set_is_first_non_relro functions, is_interp, set_is_interp,
2677 is_dynamic_linker_section, and set_is_dynamic_linker_section
2679 (class Output_segment): Change Output_data_list from std::list to
2680 std:;vector. Add output_lists_ field. Remove output_data_ and
2681 output_bss_ fields. Update declarations.
2683 2010-08-02 Ian Lance Taylor <iant@google.com>
2685 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2686 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2687 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2689 2010-08-02 Ian Lance Taylor <iant@google.com>
2692 * script.cc (Script_options::Script_options): Initialize
2693 symbol_definitions_ and symbol_references_.
2694 (Script_options::add_symbol_assignment): Update
2695 symbol_definitions_ and symbol_references_.
2696 (Script_options::add_symbol_reference): New function.
2697 (script_symbol): New function.
2698 * script.h (class Script_options): Add symbol_definitions_ and
2699 symbol_references_ fields.
2700 (Script_options::referenced_const_iterator): New type.
2701 (Script_options::referenced_begin): New function.
2702 (Script_options::referenced_end): New function.
2703 (Script_options::is_referenced): New function.
2704 (Script_options::any_unreferenced): New function.
2705 * script-c.h (script_symbol): Declare.
2706 * yyscript.y (exp): Call script_symbol.
2707 * symtab.cc: Include "script.h".
2708 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2709 Change all callers. Check symbols referenced by scripts.
2710 (Symbol_table::add_undefined_symbols_from_command_line): Add
2711 layout parameter. Change all callers.
2712 (Symbol_table::do_add_undefined_symbols_from_command_line):
2713 Likewise. Break out loop body. Check symbols referenced by
2715 (Symbol_table::add_undefined_symbol_from_command_line): New
2716 function broken out of
2717 do_add_undefined_symbols_from_command_line.
2718 * symtab.h (class Symbol_table): Update declarations.
2719 * archive.cc: Include "layout.h".
2720 (Archive::should_include_member): Add layout parameter. Change
2721 all callers. Check for symbol mentioned in expression.
2722 * archive.h (class Archive): Update declaration.
2723 * object.cc (Sized_relobj::do_should_include_member): Add layout
2725 * object.h (Object::should_include_member): Add layout parameter.
2727 (Object::do_should_include_member): Add layout parameter.
2728 (class Sized_relobj): Update declaration.
2729 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2731 * dynobj.h (class Sized_dynobj): Update declaration.
2732 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2734 * plugin.h (class Sized_pluginobj): Update declaration.
2736 2010-08-02 Ian Lance Taylor <iant@google.com>
2739 * output.cc (Output_segment::set_offset): Search for the first and
2740 last sections rather than assuming that the list is in order.
2741 (Output_segment::find_first_and_last_list): New function.
2742 * output.h (class Output_segment): Update declarations.
2743 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2744 (relro_strip_test_SOURCES): New variable.
2745 (relro_strip_test_DEPENDENCIES): New variable.
2746 (relro_strip_test_LDFLAGS): New variable.
2747 (relro_strip_test_LDADD): New variable.
2748 (relro_strip_test.so): New target.
2750 2010-08-02 Ian Lance Taylor <iant@google.com>
2752 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2753 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2754 (Target_i386::got_tlsdesc_section): New function.
2755 (Target_i386::got_section): Create space for GOT entries for
2756 TLSDESC relocations.
2757 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2759 (Target_i386::Scan::global): Likewise.
2760 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2762 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2763 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2764 (Target_x86_64::got_tlsdesc_section): New function.
2765 (Target_x86_64::got_section): Create space for GOT entries for
2766 TLSDESC relocations.
2767 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2769 (Target_x86_64::Scan::global): Likewise.
2770 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2773 2010-08-02 Ian Lance Taylor <iant@google.com>
2775 * testsuite/final_layout.sh: Use dc to convert from hex to
2778 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2780 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2781 paramter to the call to gold::gc_process_relocs.
2782 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2783 paramter to the call to gold::gc_process_relocs.
2784 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2785 parameter to the call to gold::gc_process_relocs.
2786 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2787 template parameter to the call to gold::gc_process_relocs.
2788 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2789 paramter to the call to gold::gc_process_relocs.
2790 * gc.h (get_embedded_addend_size): New function.
2791 (gc_process_relocs): Save the size of the reloc for use by ICF.
2792 * icf.cc (get_section_contents): Get the addend from the text section
2793 for SHT_REL relocation sections.
2794 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2795 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2796 * int_encoding.h (read_from_pointer): New overloaded function.
2797 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2798 * testsuite/icf_sht_rel_addend_test.sh: New file.
2799 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2800 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2802 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2804 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2805 * Makefile.in: Regenerate.
2806 * testsuite/Makefile.in: Regenerate.
2808 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2810 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2811 * gold/testsuite/debug_msg.cc: Likewise.
2812 * gold/testsuite/odr_violation1.cc
2813 * gold/testsuite/odr_violation2.cc
2815 2010-07-21 Cary Coutant <ccoutant@google.com>
2817 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2818 string, and length fields.
2819 (Output_merge_string::Merged_strings_list): New type.
2820 (Output_merge_string::Merged_strings_lists): New typedef.
2821 (Output_merge_string): Replace merged_strings_ with
2822 merged_strings_lists_.
2823 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2824 Merged_strings_list per input object and section. Don't store pointer
2825 to the string. Don't store length with each merged string entry.
2826 (Output_merge_string::finalize_merged_data): Loop over list of merged
2827 strings lists. Recompute length of each merged string.
2829 2010-07-15 Cary Coutant <ccoutant@google.com>
2831 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2834 2010-07-14 Ian Lance Taylor <iant@google.com>
2836 * descriptors.cc (Descriptors::open): Report correct name in error
2839 2010-07-13 Doug Kwan <dougkwan@google.com>
2841 * arm.cc (Arm_input_section::Arm_input_section): For a
2842 SHT_ARM_EXIDX section, always keeps the input sections.
2843 (Arm_input_section::set_exidx_section_link): New method.
2844 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2845 has_errors_ to false.
2846 (Arm_exidx_input_section::has_errors,
2847 Arm_exidx_input_section::set_has_errors): New methods.
2848 (Arm_exidx_input_section::has_errors_): New data member.
2849 (Arm_relobj::get_exidx_shndx_list): New method.
2850 (Arm_output_section::append_text_sections_to_list): Do not skip
2851 section without SHF_EXECINSTR.
2852 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2854 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2855 section header. Make error messages more verbose. Check for
2856 a non-executable section linked to an EXIDX section.
2857 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2858 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2859 check that there is no deferred EXIDX section if we exit early.
2860 Instead of not making an EXIDX section in case of an error, make one
2861 and set the has_errors flag of it.
2862 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2863 in a relocatable link.
2864 (Target_arm::do_relax): Look for the EXIDX output section instead of
2865 assuming that it is called .ARM.exidx.
2866 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2867 section list. Do not check for SHF_EXECINSTR section flags but
2868 skip any input section with errors.
2869 * output.cc (Output_section::Output_section): Initialize
2870 always_keeps_input_sections_ to false.
2871 (Output_section::add_input_section): Check for
2872 always_keeps_input_sections_.
2873 * output.h (Output_section::always_keeps_input_sections,
2874 Output_section::set_always_keeps_input_sections): New methods.
2875 (Output_section::always_keeps_input_sections): New data member.
2877 2010-07-13 Rafael Espindola <espindola@google.com>
2879 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2880 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2882 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2883 Ian Lance Taylor <iant@google.com>
2885 * output.h (Output_section_lookup_maps::add_merge_section):
2886 Correct check of whether value was inserted.
2887 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2888 (Output_section_lookup_maps::add_relaxed_input_section):
2890 * arm.cc (Target_arm::got_section): Remove used local os.
2891 * i386.cc (Target_i386::got_section): Likewise.
2892 * x86_64.cc (Target_x86_64::got_section): Likewise.
2893 * sparc.cc (Target_sparc::got_section): Likewise.
2894 (Target_sparc::relocate): Remove unused local have_got_offset.
2895 * powerpc.cc (Target_powerpc::relocate): Likewise.
2897 2010-07-13 Ian Lance Taylor <iant@google.com>
2899 * compressed_output.cc (zlib_decompress): Fix signature in
2902 * archive.cc (Archive::include_member): Unlock an external member
2903 of a thin archive. Don't bother to delete an object we know is
2906 2010-07-12 Cary Coutant <ccoutant@google.com>
2908 * compressed_output.cc (zlib_decompress): New function.
2909 (get_uncompressed_size): New function.
2910 (decompress_input_section): New function.
2911 * compressed_output.h (get_uncompressed_size): New function.
2912 (decompress_input_section): New function.
2913 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2914 Handle compressed debug sections.
2915 * layout.cc (is_compressed_debug_section): New function.
2916 (Layout::output_section_name): Map compressed section names to
2918 * layout.h (is_compressed_debug_section): New function.
2919 (is_debug_info_section): Recognize compressed debug sections.
2920 * merge.cc: Include compressed_output.h.
2921 (Output_merge_data::do_add_input_section): Handle compressed
2923 (Output_merge_string::do_add_input_section): Handle compressed
2925 * object.cc: Include compressed_output.h.
2926 (Sized_relobj::Sized_relobj): Initialize new data members.
2927 (build_compressed_section_map): New function.
2928 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2929 * object.h (Object::section_is_compressed): New method.
2930 (Object::do_section_is_compressed): New method.
2931 (Sized_relobj::Compressed_section_map): New type.
2932 (Sized_relobj::do_section_is_compressed): New method.
2933 (Sized_relobj::compressed_sections_): New data member.
2934 * output.cc (Output_section::add_input_section): Handle compressed
2936 * reloc.cc: Include compressed_output.h.
2937 (Sized_relobj::write_sections): Handle compressed debug sections.
2939 2010-07-08 Cary Coutant <ccoutant@google.com>
2941 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2942 weak when resolving to a dynamic def.
2943 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2944 for weak undef/dynamic def cases. Adjust callers.
2945 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2946 undef_binding_weak_.
2947 (Symbol_table::sized_write_globals): Adjust symbol binding.
2948 (Symbol_table::sized_write_symbol): Add binding parameter.
2949 * symtab.h (Symbol::set_undef_binding): New method.
2950 (Symbol::is_undef_binding_weak): New method.
2951 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2952 (Symbol_table::should_override): Add new parameter.
2953 (Symbol_table::sized_write_symbol): Add new parameter.
2955 * testsuite/weak_undef_file1.cc: Add new test case.
2956 * testsuite/weak_undef_file2.cc: Fix header comment.
2957 * testsuite/weak_undef_test.cc: Add new test case.
2959 2010-06-29 Doug Kwan <dougkwan@google.com>
2961 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2962 Initialize USE_SYMBOL_.
2963 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2965 (Arm_reloc_property::uses_symbol_): New data member declaration.
2966 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2967 uses symbol value and symbol is undefined but not weakly undefined.
2969 2010-06-28 Rafael Espindola <espindola@google.com>
2971 * plugin.cc (Plugin::load): Use dlerror.
2973 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2975 * symtab.cc (detect_odr_violations): When reporting an ODR
2976 violation, report an object where the symbol is defined.
2978 2010-06-25 Doug Kwan <dougkwan@google.com>
2980 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2981 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2983 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2984 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2985 target hook to detect function points.
2986 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2987 * icf.h (Icf::check_section_for_function_pointers): Change type of
2988 parameter SECTION_NAME to const reference to std::string. Use
2989 target hook to determine if section may have unsafe pointers.
2990 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2993 2010-06-21 Rafael Espindola <espindola@google.com>
2995 * fileread.cc (Input_file::find_fie): New
2996 (Input_file::open): Use Input_file::find_fie.
2997 * fileread.h (Input_file::find_fie): New
2998 * plugin.cc (set_extra_library_path): New.
2999 (Plugin::load): Add set_extra_library_path to the transfer vector.
3000 (Plugin_manager::set_extra_library_path): New.
3001 (Plugin_manager::add_input_file): Use the extra search path if set.
3002 (set_extra_library_path(): New.
3003 * plugin.h (Plugin_manager): Add set_extra_library_path and
3006 2010-06-19 Cary Coutant <ccoutant@google.com>
3008 * layout.cc (gdb_sections): Add .debug_types.
3009 (lines_only_debug_sections): Likewise.
3011 2010-06-18 Rafael Espindola <espindola@google.com>
3013 * plugin.cc (add_input_file,add_input_library)
3014 (Plugin_manager::add_input_file): Make filename arguments const.
3015 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3018 2010-06-16 Doug Kwan <dougkwan@google.com>
3020 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3021 .ARM.attributes section if we have not merged any input
3022 attributes sections.
3024 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3026 * arm.cc: Allow combining objects with no EABI version
3029 2010-06-15 Rafael Espindola <espindola@google.com>
3031 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3033 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3035 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3036 (struct iovec): Correct !HAVE_READV definition.
3038 2010-06-10 Cary Coutant <ccoutant@google.com>
3040 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3041 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3043 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3046 * symtab.h (Symbol::is_placeholder): New member function.
3047 * target-reloc.h (relocate_section): Check for placeholder symbols.
3049 * testsuite/Makefile.am (plugin_test_8): New test.
3050 (plugin_test_9): New test.
3051 * testsuite/Makefile.in: Regenerate.
3053 2010-06-09 Nick Clifton <nickc@redhat.com>
3055 * yyscript.y (input_list_element): Allow strings prefixed with
3056 the '-' character. Treat these as libraries.
3057 * script.cc (script_add_library): New function. Adds a library
3058 specified by "-l<name>" found in an input script.
3059 * script-c.h: Add prototype for script_add_library.
3061 2010-06-07 Doug Kwan <dougkwan@google.com>
3063 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3064 Restrict stub-group size to be within long conditional branch
3065 range when working around cortex-A8 erratum.
3067 2010-06-07 Damien Diederen <dd@crosstwine.com>
3069 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3072 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3076 (Output_section::Input_section_sort_entry::compare_section_ordering):
3077 Change to return non-zero correctly.
3078 (Output_section::Input_section_sort_section_order_index_compare
3079 ::operator()): Change to fix ambiguity in comparisons.
3081 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3083 * gold.h (is_wildcard_string): New function.
3084 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3085 (Layout::layout_eh_frame): Ditto.
3086 (Layout::find_section_order_index): New method.
3087 (Layout::read_layout_from_file): New method.
3088 * layout.h (Layout::find_section_order_index): New method.
3089 (Layout::read_layout_from_file): New method.
3090 (Layout::input_section_position_): New private member.
3091 (Layout::input_section_glob_): New private member.
3092 * main.cc (main): Call read_layout_from_file here.
3093 * options.h (--section-ordering-file): New option.
3094 * output.cc (Output_section::input_section_order_specified_): New
3096 (Output_section::Output_section): Initialize new member.
3097 (Output_section::add_input_section): Add new parameter.
3098 Keep input sections when --section-ordering-file is used.
3099 (Output_section::set_final_data_size): Sort input sections when
3100 section ordering file is specified.
3101 (Output_section::Input_section_sort_entry): Add new parameter.
3103 (Output_section::Input_section_sort_entry::compare_section_ordering):
3105 (Output_section::Input_section_sort_compare::operator()): Change to
3106 consider section_order_index.
3107 (Output_section::Input_section_sort_init_fini_compare::operator()):
3108 Change to consider section_order_index.
3109 (Output_section::Input_section_sort_section_order_index_compare
3110 ::operator()): New method.
3111 (Output_section::sort_attached_input_sections): Change to sort
3112 according to section order when specified.
3113 (Output_section::add_input_section<32, true>): Add new parameter.
3114 (Output_section::add_input_section<64, true>): Add new parameter.
3115 (Output_section::add_input_section<32, false>): Add new parameter.
3116 (Output_section::add_input_section<64, false>): Add new parameter.
3117 * output.h (Output_section::add_input_section): Add new parameter.
3118 (Output_section::input_section_order_specified): New
3120 (Output_section::set_input_section_order_specified): New method.
3121 (Input_section::Input_section): Initialize section_order_index_.
3122 (Input_section::section_order_index): New method.
3123 (Input_section::set_section_order_index): New method.
3124 (Input_section::section_order_index_): New member.
3125 (Input_section::Input_section_sort_section_order_index_compare): New
3127 (Output_section::input_section_order_specified_): New member.
3128 * script-sections.cc (is_wildcard_string): Delete and move modified
3130 (Output_section_element_input::Output_section_element_input): Modify
3131 call to is_wildcard_string.
3132 (Output_section_element_input::Input_section_pattern
3133 ::Input_section_pattern): Ditto.
3134 (Output_section_element_input::Output_section_element_input): Ditto.
3135 * testsuite/Makefile.am (final_layout): New test case.
3136 * testsuite/Makefile.in: Regenerate.
3137 * testsuite/final_layout.cc: New file.
3138 * testsuite/final_layout.sh: New file.
3140 2010-06-01 Rafael Espindola <espindola@google.com>
3142 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3144 2010-06-01 Rafael Espindola <espindola@google.com>
3146 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3147 visibility of symbols.
3149 2010-05-27 Doug Kwan <dougkwan@google.com>
3151 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3152 from start of output section instead of address for a local symbol
3153 in a merged or relaxed section when doing a relocatable link.
3155 2010-05-26 Rafael Espindola <espindola@google.com>
3158 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3159 adding sections the garbage collector removed.
3160 * gold/testsuite/Makefile.am: Add test.
3161 * gold/testsuite/Makefile.in: Regenerate.
3162 * gold/testsuite/plugin_test_7.sh: New.
3163 * gold/testsuite/plugin_test_7_1.c: New.
3164 * gold/testsuite/plugin_test_7_2.c: New.
3166 2010-05-26 Rafael Espindola <espindola@google.com>
3168 * script-sections.cc (Output_section_definition::set_section_addresses):
3169 Check for --section-start.
3171 2010-05-26 Doug Kwan <dougkwan@google.com>
3173 * arm.cc (Arm_scan_relocatable_relocs): New class.
3174 (Target_arm::relocate_special_relocatable): New method.
3175 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3176 (Arm_relocate_functions::thumb_branch_common): Same.
3177 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3178 instead of Default_scan_relocatable_relocs.
3179 * target-reloc.h (relocate_for_relocatable): Let target handle
3180 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3181 * target.h (Sized_target::relocate_special_relocatable): New method.
3183 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3185 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3187 2010-05-23 Doug Kwan <dougkwan@google.com>
3189 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3191 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3192 with a direct branch, not a conditional branch, to a stub.
3193 * merge.cc (Output_merge_base::record_input_section): New method
3195 (Output_merge_data::do_add_input_section): Record input section if
3196 keeps-input-sections flag is set.
3197 (Output_merge_string::do_add_input_section): Ditto.
3198 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3199 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3201 (Output_merge_base::keeps_input_sections,
3202 Output_merge_base::set_keeps_input_sections,
3203 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3205 (Output_merge_base::Input_sections): New type declaration.
3206 (Output_merge_base::input_sections_begin,
3207 Output_merge_base::input_sections_end,
3208 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3209 (Output_merge_base::bool keeps_input_sections_,
3210 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3211 Output_merge_base::input_sections_): New data members.
3212 (Output_merge_data::do_set_keeps_input_sections): New method
3214 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3215 * output.cc (Output_section::Input_section::relobj): Move method
3216 defintion from class declaration to here and handle merge sections.
3217 (Output_section::Input_section::shndx): Ditto.
3218 (Output_section::Output_section): Remove initializations of removed
3219 data members and initialize new data member LOOKUP_MAPS_.
3220 (Output_section::add_input_section): Set keeps-input-sections flag
3221 for a newly created merge output section as appropriate. Adjust code
3222 to use Output_section_lookup_maps class.
3223 (Output_section::add_relaxed_input_section): Adjst code for lookup
3224 maps code refactoring.
3225 (Output_section::add_merge_input_section): Add a new parameter
3226 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3227 class. If adding input section to a newly created merge output
3228 section fails, remove the new merge section.
3229 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3230 Adjust code for use of the Output_section_lookup_maps class.
3231 (Output_section::find_merge_section): Ditto.
3232 (Output_section::build_lookup_maps): New method defintion.
3233 (Output_section::find_relaxed_input_section): Adjust code to use
3234 Output_section_lookup_maps class.
3235 (Output_section::get_input_sections): Export merge sections. Adjust
3236 code to use Output_section_lookup_maps class.
3237 (Output_section:::add_script_input_section): Adjust code to use
3238 Output_section_lookup_maps class. Update lookup maps for merge
3240 (Output_section::discard_states): Use Output_section_lookup_maps.
3241 (Output_section::restore_states): Same.
3242 * output.h (Merge_section_properties): Move class defintion out of
3244 (Output_section_lookup_maps): New class.
3245 (Output_section::Input_section::is_merge_section): New method
3247 (Output_section::Input_section::relobj): Move defintion out of class
3248 defintion. Declare method only.
3249 (Output_section::Input_section::shndx): Ditto.
3250 (Output_section::Input_section::output_merge_base): New method defintion.
3251 (Output_section::Input_section::u2_.pomb): New union field.
3252 (Output_section::Merge_section_by_properties_map,
3253 Output_section::Output_section_data_by_input_section_map,
3254 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3256 (Output_section::add_merge_input_section): Add new parameter
3257 KEEPS_INPUT_SECTIONS.
3258 (Output_section::build_lookup_maps): New method declaration.
3259 (Output_section::merge_section_map_,
3260 Output_section::merge_section_by_properties_map_,
3261 Output_section::relaxed_input_section_map_,
3262 Output_section::is_relaxed_input_section_map_valid_): Remove data
3264 (Output_section::lookup_maps_): New data member.
3266 2010-05-21 Doug Kwan <dougkwan@google.com>
3269 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3270 avoid a compilation error.
3272 2010-05-19 Rafael Espindola <espindola@google.com>
3274 * script-sections.cc (Output_section_definition::allocate_to_segment):
3275 Update the phdrs_list even when the output section is NULL.
3276 * testsuite/Makefile.am: Add test.
3277 * testsuite/Makefile.in: Regenerate.
3278 * testsuite/script_test_9.cc: New.
3279 * testsuite/script_test_9.sh: New.
3280 * testsuite/script_test_9.t: New.
3282 2010-05-19 Doug Kwan <dougkwan@google.com>
3284 * arm.cc (Arm_input_section::original_size): New method.
3285 (Arm_input_section::do_addralign): Add a cast.
3286 (Arm_input_section::do_output_offset): Remove static cast.
3287 (Arm_input_section::original_addralign,
3288 Arm_input_section::original_size_): Change type to uint32_t.
3289 (Arm_input_section::init): Add safe casts for section alignment
3291 (Arm_input_section::set_final_data_size): Do not set address and
3292 offset of stub table.
3293 (Arm_output_section::fix_exidx_coverage): Change use of of
3294 Output_section::Simple_input_section to that of
3295 Output_section::Input_section.
3296 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3297 except for the first pass.
3298 * output.cc (Output_section::get_input_sections): Change type of
3299 input_sections to std::list<Input_section>.
3300 (Output_section::add_script_input_section): Rename from
3301 Output_section::add_simple_input_section. Change type of SIS
3302 parameter from Simple_input_section to Input_section.
3303 * output.h (Output_section::Simple_input_section): Remove class.
3304 (Output_section::Input_section): Change class visibility to public.
3305 (Output_section::Input_section::addralign): Use stored alignments
3306 for special input sections if set.
3307 (Output_section::Input_section::set_addralign): New method.
3308 (Output_section::get_input_sections): Change parameter type from
3309 list of Simple_input_section to list of Input_section.
3310 (Output_section::add_script_input_section): Rename from
3311 Output_section::add_simple_input_section. Change first parameter's
3312 type from Simple_input_section to Input_section and remove the
3313 second and third parameters.
3314 * script-sections.cc (Input_section::Input_section_list): Change
3315 type to list of Output_section::Input_section/
3316 (Input_section_info::Input_section_info): Change parameter type of
3317 INPUT_SECTION to Output_section::Input_section.
3318 (Input_section_info::input_section): Change return type.
3319 (Input_section_info::input_section_): Change type to
3320 Output_section::Input_section.
3321 (Output_section_element_input::set_section_addresses): Adjust code
3322 to use Output_section::Input_section instead of
3323 Output_section::Simple_input_section. Adjust code for renaming
3324 of Output_section::add_simple_input_section.
3325 (Orphan_output_section::set_section_addresses): Ditto.
3327 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3329 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3330 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3332 2010-05-18 Rafael Espindola <espindola@google.com>
3334 * options.cc (General_options::finalize): Handle -nostdlib.
3335 * options.h (nostdlib): New option.
3336 * script.cc (script_add_search_dir): Handle -nostdlib.
3338 2010-05-12 Doug Kwan <dougkwan@google.com>
3340 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3341 attributes section only if there no attributes section after merging.
3342 (Target_arm::merge_object_attributes): Move value of
3343 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3344 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3345 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3346 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3347 and arm_attr_merge_7.stdout.
3348 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3349 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3350 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3351 arm_attr_merge_7b.o): New rules.
3352 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3354 * testsuite/Makefile.in: Regenerate.
3355 * testsuite/arm_attr_merge.sh: New file.
3356 * testsuite/arm_attr_merge_[67][ab].s: Same.
3358 2010-05-05 Nick Clifton <nickc@redhat.com>
3360 * po/es.po: Updated Spanish translation.
3362 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3364 * Makefile.am (install-exec-local): Properly install gold as
3365 default cross linker.
3366 * Makefile.in: Regenerated.
3368 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3369 Nick Clifton <nickc@redhat.com>
3371 * configure.ac (install_as_default): Define and set to false
3372 unless --enable-gold or --enable-gold=both/gold has been
3374 * configure: Regenerate.
3376 * Makefile.am (install-exec-local): Install the executable as
3377 'ld.gold'. If install_as_default is true then also install it as
3379 * Makefile.in: Regenerated.
3381 2010-04-24 Ian Lance Taylor <iant@google.com>
3383 * layout.cc (Layout::layout_reloc): In relocatable link don't
3384 combine reloc sections for grouped sections.
3386 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3388 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3389 sections that are not ordinary to icf.
3390 * icf.cc (get_section_contents): Handle relocation pointing to section
3391 with no object or shndx information.
3392 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3393 * testsuite/Makefile.in: Regenerate.
3394 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3395 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3397 2010-04-22 Ian Lance Taylor <iant@google.com>
3399 * expression.cc (Expression::Expression_eval_info): Add
3400 result_alignment_pointer field.
3401 (Expression::eval_with_dot): Add result_alignment_pointer
3402 parameter. Change all callers.
3403 (Expression::eval_maybe_dot): Likewise.
3404 (class Binary_expression): Add alignment_pointer parameter to
3405 left_value and right_value. Change all callers.
3406 (BINARY_EXPRESSION): Set result alignment.
3407 (class Trinary_expression): Add alignment_pointer parameter to
3408 arg2_value and arg3_value. Change all callers.
3409 (Trinary_cond::value): Set result alignment.
3410 (Max_expression::value, Min_expression::value): Likewise.
3411 (Align_expression::value): Likewise.
3412 * script-sections.cc (class Sections_element): Add dot_alignment
3413 parameter to set_section_addresses virtual function. Update
3415 (class Output_section_element): Likewise.
3416 (Script_sections::create_segments): Add dot_alignment parameter.
3418 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3419 (Script_sections::set_phdrs_clause_addresses): Likewise.
3420 * script-sections.h: Update declarations.
3421 * script.h: Update declarations.
3422 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3424 * testsuite/script_test_3.t: Set large alignment.
3425 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3426 segment has expected alignment.
3428 2010-04-22 Nick Clifton <nickc@redhat.com>
3430 * po/gold.pot: Updated by the Translation project.
3431 * po/vi.po: Updated Vietnamese translation.
3433 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3435 * testsuite/Makefile.am (check_PROGRAMS): Add
3436 icf_virtual_function_folding_test.
3437 * testsuite/Makefile.in: Regenerated.
3439 2010-04-15 Andrew Haley <aph@redhat.com>
3441 * options.h (merge_exidx_entries): New option.
3442 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3443 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3444 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3445 (Target_arm::merge_exidx_entries): New function.
3446 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3447 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3448 to Arm_exidx_fixup constructor.
3449 Add new arg, merge_exidx_entries.
3450 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3451 Arm_output_section::fix_exidx_coverage.
3453 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3455 * icf.cc (get_section_contents): Check for preemptible functions.
3456 Ignore addend when appropriate.
3457 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3459 (add_from_relobj): Check for section folded.
3460 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3461 * symtab.h (should_add_dynsym_entry): Add new parameter.
3462 * target-reloc.h (scan_relocs): Check for section folded.
3463 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3464 Check reloc types for function pointers in shared objects.
3465 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3467 (icf_preemptible_functions_test): New test case.
3468 (icf_string_merge_test): New test case.
3469 * testsuite.Makefile.in: Regenerate.
3470 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3471 bar_glob. Refactor code.
3472 * testsuite/icf_preemptible_functions_test.cc: New file.
3473 * testsuite/icf_preemptible_functions_test.sh: New file.
3474 * testsuite/icf_string_merge_test.cc: New file.
3475 * testsuite/icf_string_merge_test.sh: New file.
3476 * testsuite/icf_virtual_function_folding_test.cc: New file.
3477 * testsuite/icf_virtual_function_folding_test.sh: New file.
3479 2010-04-14 Doug Kwan <dougkwan@google.com>
3481 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3482 for local symbol recounting if we remove a section due to ICF.
3483 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3484 there are no regular objects in input.
3486 2010-04-13 Doug Kwan <dougkwan@google.com>
3488 * arm.cc (Arm_input_section::set_final_data_size): Compute
3489 accurate final data size instead of using current data size.
3491 2010-04-09 Doug Kwan <dougkwan@google.com>
3493 * layout.cc (Layout::choose_output_section): Handle script section
3495 (Layout::make_output_section_for_script): Add section type parameter.
3496 Handle script section types.
3497 * layout.h (Layout::make_output_section_for_script): Add section
3499 * output.cc (Output_section::Output_section): Initialize data member
3501 (Output_section::do_reset_address_and_file_offset): Do not set address
3502 to 0 if section is a NOLOAD section.
3503 * output.h (Output_section::is_noload): New method.
3504 (Output_section::set_is_noload): Ditto.
3505 (Output_section::is_noload_): New data member.
3506 * script-c.h (Script_section_type): New enum type.
3507 (struct Parser_output_section_header): Add new file section_type.
3508 * script-sections.cc (Sections_element::output_section_name): Add
3509 parameter for returning script section type.
3510 (Output_section_definition::output_section_name): Ditto.
3511 (Output_section_definition::section_type)P; New method.
3512 (Output_section_definiton::script_section_type_name): Ditto.
3513 (Output_section_definition::script_section_type_): New data member.
3514 (Output_section_definition::Output_section_definition): Initialize
3515 data member Output_section_definition::script_section_type_.
3516 (Output_section_definition::create_sections): Pass script section type
3517 to Layout::make_output_section_for_script.
3518 (Output_section_definition::output_section_name): Return script
3519 section type to caller.
3520 (Output_section_definition::set_section_address): Do not advance
3521 dot value and load address if section type is NOLOAD. Set address
3522 of NOLOAD sections regardless of section flags.
3523 (Output_section_definition::print): Print section type if it is
3524 not SCRIPT_SECTION_TYPE_NONE.
3525 (Output_section_definition::section_type): New method.
3526 (Output_section_definition::script_section_type_name): Ditto.
3527 (Script_sections::output_section_name): Add new parameter
3528 PSECTION_TYPE for returning script section type. Pass it to
3529 section elements. Handle discard sections.
3530 (Sort_output_sections::operator()): Handle NOLOAD sections.
3531 * script-sections.h (Script_sections::Section_type): New enum type.
3532 (Script_sections::output_section_name): Add a new parameter for
3533 returning script section type.
3534 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3536 * yyscript.y (union): Add new field SECTION_TYPE.
3537 (COPY, DSECT, INFO, NOLOAD): New tokens.
3538 (opt_address_and_section_type): Change type to output_section_header.
3539 (section_type): New non-terminal
3540 (section_header): Handle section type.
3541 (opt_address_and_section_type): Return section type value.
3543 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3545 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3546 * testsuite/plugin_common_test_2.c (foo): Likewise.
3548 2010-04-08 Doug Kwan <dougkwan@google.com>
3550 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3552 * output.cc (Output_section::add_merge_input_section): Simplify
3553 code and return status of Output_merge_base::add_input_section.
3554 Update merge section map only if Output_merge_base::add_input_section
3557 2010-04-07 Doug Kwan <dougkwan@google.com>
3559 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3560 if section is marked as containing instructions but has no mapping
3562 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3563 correct section index.
3564 (Arm_relobj::find_linked_text_section): Ditto.
3566 2010-04-07 Cary Coutant <ccoutant@google.com>
3568 * archive.cc (include_member): Destroy Read_symbols_data object before
3570 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3571 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3572 (Read_symbols_data::~Read_symbols_data) New destructor.
3573 (Section_relocs::Section_relocs) New constructor.
3574 (Section_relocs::~Section_relocs) New destructor.
3575 (Read_relocs_data::Read_relocs_data) New constructor.
3576 (Read_relocs_data::~Read_relocs_data) New destructor.
3577 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3578 pointers to NULL after deleting.
3580 2010-04-07 Doug Kwan <dougkwan@google.com>
3582 * arm.cc: Replace "endianity" with "endianness" in comments.
3583 (Arm_exidx_cantunwind): Ditto.
3584 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3585 (Arm_relobj::merge_flags_and_attributes): New method.
3586 (Arm_relobj::merge_flags_and_attributes_): New data member.
3587 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3588 (Arm_relobj::scan_sections_for_stubs): Ditto.
3589 (Arm_relobj::do_read_symbols): Check to see if we really want to
3590 merge processor-specific flags and attributes. Exit early if
3591 an object is empty except for section names and the undefined symbol.
3592 (Target_arm::do_finalize_sections): Move check for ELF format to
3593 Arm_relobj::do_read_symbols. Merge processor specific flags and
3594 attributes from a regular object only when we have determined that
3595 it is aapropriate. Do not create an .ARM.attributes section in
3596 output if there is no regular input object.
3597 (Target_arm::merge_processor_specific_flags): Check
3598 --warn-mismatch before printing any error.
3599 (Target_arm::merge_object_attributes): Ditto.
3600 * gold.cc (queue_middle_tasks): Handle the case in which there is
3601 no regular object in input.
3602 * options.cc (General_options::parse_EB): New method.
3603 (General_options::parse_EL): Same.
3604 (General_options::General_options): Initialize endianness_.
3605 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3607 (General_options::Endianness): New enum.
3608 (General_options::endianness): New method.
3609 (General_options::endianness_): New data member.
3610 * parameters.cc (Parameters::set_options): Check target endianness.
3611 (Parameters::set_target_once): Ditto.
3612 (Parameters::check_target_endianness): New method.
3613 (parameters_force_valid_target): If either -EL or -EB is specified,
3614 use it to define endianness of default target.
3615 * parameters.h (Parameters::check_target_endianness): New method
3617 * target.h (class Target): Change "endianity" to "endianness"
3620 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3622 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3623 * configure: Regenerate.
3624 * Makefile.in: Regenerate.
3625 * testsuite/Makefile.in: Regenerate.
3627 2010-04-06 Cary Coutant <ccoutant@google.com>
3630 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3631 prevailing definitions of common symbols.
3632 * testsuite/plugin_test_6.sh: New test case.
3633 * testsuite/plugin_common_test_1.c: New test case.
3634 * testsuite/plugin_common_test_2.c: New test case.
3635 * testsuite/Makefile.am (plugin_test_6): New test case.
3636 * testsuite/Makefile.in: Regenerate.
3638 2010-04-06 Nick Clifton <nickc@redhat.com>
3640 * po/vi.po: New Vietnamese translation.
3642 2010-03-30 Doug Kwan <dougkwan@google.com>
3644 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3646 2010-03-25 Doug Kwan <dougkwan@google.com>
3648 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3649 to avoid a conversion warning on a 32-bit host.
3651 2010-03-24 Ian Lance Taylor <iant@google.com>
3653 * testsuite/script_test_3.t: Add a TLS segment.
3654 * testsuite/Makefile.am (check_PROGRAMS): Add
3655 tls_phdrs_script_test.
3656 (tls_phdrs_script_test_SOURCES): Define.
3657 (tls_phdrs_script_test_DEPENDENCIES): Define.
3658 (tls_phdrs_script_test_LDFLAGS): Define.
3659 (tls_phdrs_script_test_LDADD): Define.
3660 * testsuite/Makefile.in: Rebuild.
3662 2010-03-23 Cary Coutant <ccoutant@google.com>
3664 * fileread.cc (find_or_make_view): Fix comment.
3666 2010-03-23 Ian Lance Taylor <iant@google.com>
3668 * script-sections.cc (class Orphan_section_placement): Define
3669 PLACE_TLS and PLACE_TLS_BSS.
3670 (Orphan_section_placement::Orphan_section_placement): Initialize
3672 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3673 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3674 (tls_script_test_SOURCES): Define.
3675 (tls_script_test_DEPENDENCIES): Define.
3676 (tls_script_test_LDFLAGS): Define.
3677 (tls_script_test_LDADD): Define.
3678 * testsuite/Makefile.in: Rebuild.
3680 2010-03-22 Doug Kwan <dougkwan@google.com>
3682 * arm.cc (Arm_relocate_functions::abs8,
3683 Arm_relocate_functions::abs16): Use correct check for overflow
3684 specified in the ARM ELF specs.
3685 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3686 target of a BLX instruction specially.
3687 (Reloc_stub::stub_type_for_reloc): Ditto.
3688 (Relocate::relocate): Use symbolic names instead of numeric relocation
3689 codes to report error.
3690 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3692 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3693 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3694 thumb2_blx_out_of_range.stdout
3695 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3696 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3697 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3698 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3699 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3700 thumb2_blx_in_range, thumb2_blx_in_range.o,
3701 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3702 thumb2_blx_out_of_range.o): New rules.
3703 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3704 thumb2_blx_in_range and thumb2_blx_out_of_range.
3705 * testsuite/Makefile.in: Regenerate.
3706 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3707 * testsuite/thumb_blx_in_range.s: New file.
3708 * testsuite/thumb_blx_out_of_range.s: New file.
3710 2010-03-22 Rafael Espindola <espindola@google.com>
3712 * archive.cc (Should_include): Move to archive.h.
3713 (should_include_member): Make it a member of Archive.
3715 (Add_lib_group_symbols): New.
3716 * archive.h: Include options.h.
3717 (Archive_member): Moved from Archive.
3718 (Should_include): Moved from archive.cc.
3720 (Add_lib_group_symbols): New.
3721 * dynobj.cc (do_should_include_member): New.
3722 * dynobj.h (do_should_include_member): New.
3723 * gold.cc (queue_initial_tasks): Update call to queue.
3724 * main.cc (main): Print lib group stats.
3725 * object.cc (do_should_include_member): New.
3726 * object.h: Include archive.h.
3727 (Object::should_include_member): New.
3728 (Object::do_should_include_member): New.
3729 (Sized_relobj::do_should_include_member): New.
3730 * options.cc (General_options::parse_start_lib): New.
3731 (General_options::parse_end_lib): New.
3732 (Input_arguments::add_file): Handle lib groups.
3733 (Input_arguments::start_group): Check we are not in a lib.
3734 (Input_arguments::start_lib): New.
3735 (Input_arguments::end_lib): New.
3736 * options.h (General_options): Add start_lib and end_lib.
3737 (Input_argument::lib_): New.
3738 (Input_argument::lib): New.
3739 (Input_argument::is_lib): New.
3740 (Input_file_lib): New.
3741 (Input_arguments::in_lib_): New.
3742 (Input_arguments::in_lib): New.
3743 (Input_arguments::start_lib): New.
3744 (Input_arguments::end_lib_): New.
3745 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3746 in unused members as preempted.
3747 (Sized_pluginobj::do_should_include_member): New.
3748 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3749 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3751 (Read_symbols::do_whole_lib_group): New.
3752 (Read_symbols::do_lib_group): New.
3753 (Read_symbols::do_read_symbols): Handle lib groups.
3754 (Read_symbols::get_name): Handle lib groups.
3755 * readsyms.h (Read_symbols): Add an archive member pointer.
3756 (Read_symbols::do_whole_lib_group): New.
3757 (Read_symbols::do_lib_group): New.
3758 (Read_symbols::member_): New.
3759 * script.cc (read_input_script): Update call to queue_soon.
3761 2010-03-19 Doug Kwan <dougkwan@google.com>
3763 * arm.cc (Stub_table::Stub_table): Initialize new data members
3764 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3765 (Stub_table::add_reloc_stub): Assign stub offset and update
3766 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3767 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3769 (Stub_table::update_data_size_and_addralign): Use
3770 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3771 instead of going over all reloc stubs.
3772 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3773 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3774 Stringpool_template::offset_ to size of Stringpool_char.
3775 (Stringpool_template::new_key_offset): Remove code to initialize
3776 Stringpool_template::offset_.
3777 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3778 Stringpool_template::offset_ to zero.
3780 2010-03-15 Doug Kwan <dougkwan@google.com>
3782 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3784 (Stringpool_template::new_key_offset): New method.
3785 (Stringpool_template::add_string): Assign offsets when adding new
3787 (Stringpool_template::set_string_offsets): Do not set string offsets
3788 when not optimizing.
3789 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3791 (Chunked_vector::clear): Clear size_.
3792 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3793 (Chunked_vector::size): Return size_.
3794 (Chunked_vector::push_back): Use size_ to find insert position.
3795 (Chunked_vector::size_): New data member.
3796 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3797 (Stringpool_template::new_key_offset): New method declaration.
3798 (Stringpool_template::offset_): New data member.
3800 2010-03-15 Rafael Espindola <espindola@google.com>
3802 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3803 Add_symbols' constructor.
3804 * readsyms.h (Add_symbols): Remove the input_group member.
3806 2010-03-10 Ian Lance Taylor <iant@google.com>
3808 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3809 target to ask whether a reference to a symbol requires a stack
3811 * target.h (Target::is_call_to_non_split): New function.
3812 (Target::do_is_call_to_non_split): Declare virtual function.
3813 * target.cc: Include "symtab.h".
3814 (Target::do_is_call_to_non_split): New function.
3815 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3817 2010-03-10 Cary Coutant <ccoutant@google.com>
3819 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3820 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3821 (File_read::open[2]): Add whole_file_view_ to list of views.
3822 (File_read::make_view): Remove test of whole_file_view_.
3823 (File_read::find_or_make_view): Create whole_file_view_ if
3825 (File_read::clear_views): Replace bool parameter with enum;
3826 adjust all callers. Don't delete views with permanent data;
3827 do delete cached views and views from archives if
3828 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3829 if clearing the corresponding view.
3830 * fileread.h (File_read::Clear_views_mode): New enum.
3831 (File_read::View::is_permanent_view): New method.
3832 (File_read::clear_views): Replace bool parameter
3833 with enum; adjust all callers.
3834 * options.h (General_options): Change keep_files_mapped option;
3835 add map_whole_files.
3836 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3838 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3841 2010-03-10 David S. Miller <davem@davemloft.net>
3843 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3845 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3847 * icf.cc (get_section_contents): Add '@' marker after processing the
3850 2010-03-08 Doug Kwan <dougkwan@google.com>
3852 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3853 due to a conversion warning.
3854 (Arm_relobj::update_output_local_symbol_count): Check for local
3855 symbol with unset output index.
3857 2010-03-05 Ian Lance Taylor <iant@google.com>
3859 * options.h (class General_options): Add --spare-dynamic-tags.
3860 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3861 --spare-dynamic-tags.
3863 2010-03-05 Ian Lance Taylor <iant@google.com>
3865 * incremental.cc: Include "libiberty.h".
3867 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3869 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3870 function, is_info_ member.
3871 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3872 (Versions::Versions): Update caller.
3873 (Versions::define_base_version): Likewise.
3874 (Versions::add_def): Likewise.
3876 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3878 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3879 (Scan::possible_function_pointer_reloc): New function.
3880 (Scan::local_reloc_may_be_function_pointer): Change to call
3881 possible_function_pointer_reloc.
3882 (Scan::global_reloc_may_be_function_pointer): Ditto.
3883 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3884 relocations in ".data.rel.ro._ZTV" section.
3885 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3886 * testsuite/icf_safe_so_test.cc: Ditto.
3887 * testsuite/icf_safe_test.cc: Ditto.
3888 * testsuite/icf_safe_test.sh: Ditto.
3890 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3891 Ian Lance Taylor <iant@google.com>
3893 * target-reloc.h (relocate_section): Check the symbol table index
3894 for -1U before setting the local symbol index.
3895 (scan_relocatable_relocs): If copying the relocation, record that
3896 the local symbol is required.
3897 * object.h (Symbol_value::is_output_symtab_index_set): New
3899 (Symbol_value::may_be_discarded_from_output_symtab): New
3901 (Symbol_value::has_output_symtab_entry): New function.
3902 (Symbol_value::needs_output_symtab_entry): Remove.
3903 (Symbol_value::output_symtab_index): Make sure the symbol index is
3905 (Symbol_value::set_output_symtab_index): Make sure the symbol
3906 index is not set. Make sure the new index is valid.
3907 (Symbol_value::set_must_have_output_symtab_entry): New function.
3908 (Symbol_value::has_output_dynsym_entry): New function.
3909 (Symbol_value::set_output_dynsym_index): Make sure the new index
3911 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3912 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3913 local symbol if permitted.
3914 (Sized_relobj::do_finalize_local_symbols): Call
3915 is_output_symtab_index_set rather than needs_output_symtab_entry.
3916 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3917 rather than needs_output_symtab_entry. Call
3918 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3919 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3920 is_output_symtab_index_set rather than needs_output_symtab_entry.
3921 * testsuite/discard_locals_relocatable_test.c: New file.
3922 * testsuite/discard_locals_test.sh: Test -r.
3923 * testsuite/Makefile.am (check_DATA): Add
3924 discard_locals_relocatable_test1.syms,
3925 discard_local_relocatable_test2.syms.
3926 (MOSTLYCLEANFILES): Likewise. Also add
3927 discard_locals_relocatable_test1.lout and
3928 discard_locals_relocatable_test2.out.
3929 (discard_locals_relocatable_test1.syms): New target.
3930 (discard_locals_relocatable_test.o): New target.
3931 (discard_locals_relocatable_test1.out): New target.
3932 (discard_locals_relocatable_test2.syms): New target.
3933 (discard_locals_relocatable_test2.out): New target.
3934 (various): Add missing ../ld-new dependencies.
3935 * testsuite/Makefile.in: Rebuild.
3937 2010-03-03 Nick Clifton <nickc@redhat.com>
3939 * po/fi.po: New Finnish translation.
3941 2010-03-01 Doug Kwan <dougkwan@google.com>
3943 * layout.cc (Layout::Layout): Force section types of .init_array*,
3944 .preinit_array* and .fini_array* sections.
3945 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3946 Fix check of return value of std::string::find.().
3947 (Output_section::Input_section_sort_compare::operator()): Remove
3948 comment about .init_array.
3949 (Output_section::Input_section_sort_init_fini_compare::operator()):
3951 (Output_section::sort_attached_input_sections): Handle .init_array
3952 and .fini_array specially.
3953 * output.h (Output_section::Inut_section_sort_compare): Update
3955 (Output_section::Input_section_sort_init_fini_compare): New struct.
3957 2010-02-26 Doug Kwan <dougkwan@google.com>
3959 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3960 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3961 * testsuite/debug_msg.sh: Avoid matching source line number for
3962 use of global variable undef_int.
3964 2010-02-26 Doug Kwan <dougkwan@google.com>
3966 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3967 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3968 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3969 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3970 * options.cc (General_options::General_options): Initialize member
3972 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3973 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3974 and rm_no_fix_v4bx.stdout
3975 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3976 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3977 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3978 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3979 and arm_no_fix_v4bx.
3980 * Makefile.in: Regenerate.
3981 * testsuite/arm_fix_v4bx.s: New file.
3982 * testsuite/arm_fix_v4bx.sh: Ditto.
3984 2010-02-24 Doug Kwan <dougkwan@google.com>
3986 * arm.cc (Target_arm::got_section): Make the .got section the first
3987 non RELRO section in the data segment.
3988 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3989 suffixes of section names.
3991 2010-02-24 Doug Kwan <dougkwan@google.com>
3993 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3994 flags and attributes merging if an input file is a binary file.
3995 * fileread.cc (Input_file::open): Record format of original file.
3996 * fileread.h (Input_file::Format): New enum type.
3997 (Input_file::Input_file): Initialize data member format_.
3998 (Input_file::format): New method definition.
3999 (Input_file::format_):: New data member.
4001 2010-02-24 Doug Kwan <dougkwan@google.com>
4003 * arm.cc (Arm_output_data_got): New class.
4004 (ARM_TCB_SIZE): New constant
4005 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4006 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4007 If user uses a script with a SECTIONS clause, issue only a warning
4008 for a misplaced EXIDX input section. Otherwise, issue an error.
4009 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4011 (Target_arm::got_mode_index_entry): Handle static linking.
4012 (Target_arm::Scan::local): Ditto.
4013 (Target_arm::Scan::global): Ditto.
4014 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4015 all incorrectly implemented relocations.
4016 (Target_arm::fix_exidx_coverage): Pass layout to
4017 Arm_output_section::fix_exidx_coverage.
4018 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4019 from ".ARM.exidx." and ".ARM.extab.".
4021 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4023 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4024 section if it does not already exist.
4025 * attributes.cc (Attributes_section_data::Attributes_section_data):
4026 Don't crash if size is zero.
4028 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4029 Ian Lance Taylor <iant@google.com>
4031 * gold.cc (queue_middle_tasks): If no input files were opened,
4033 * workqueue.h (Task_function::Task_function): Assert that there is
4036 2010-02-22 Doug Kwan <dougkwan@google.com>
4038 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4039 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4040 types to avoid warnings due to different uint64_t implementations
4043 2010-02-21 Doug Kwan <dougkwan@google.com>
4045 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4046 handling of the maximum backward branch offset.
4047 (Arm_relocate_functions::thumb_branch_common): Ditto.
4048 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4049 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4050 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4051 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4052 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4053 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4054 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4055 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4056 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4057 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4058 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4059 thumb2_bl_out_of_range.o): New rules.
4060 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4061 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4062 thumb2_bl_out_of_range
4063 * testsuite/Makefile.in: Regenerate.
4064 * testsuite/arm_bl_in_range.s: New file.
4065 * testsuite/arm_bl_out_of_range.s: Ditto.
4066 * testsuite/arm_branch_in_range.sh: Ditto.
4067 * testsuite/arm_branch_range.t: Ditto.
4068 * testsuite/thumb2_branch_range.t: Ditto.
4069 * testsuite/thumb_bl_in_range.s: Ditto.
4070 * testsuite/thumb_bl_out_of_range.s: Ditto.
4071 * testsuite/thumb_branch_range.t: Ditto.
4073 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4075 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4076 Add reloc offset information.
4077 * icf.cc (get_section_contents): Change iterators to point to the new
4078 vectors. Add reloc offset information to the contents.
4079 * icf.h (Icf::Sections_reachable_info): New typedef.
4080 (Icf::Sections_reachable_list): New typedef.
4081 (Icf::Offset_info): New typedef.
4082 (Icf::Reloc_info): New struct typedef.
4083 (Icf::Reloc_info_list): New typedef.
4084 (Icf::symbol_reloc_list): Delete method.
4085 (Icf::addend_reloc_list): Delete method.
4086 (Icf::section_reloc_list): Delete method.
4087 (Icf::reloc_info_list): New method.
4088 (Icf::reloc_info_list_): New member.
4090 2010-02-19 Doug Kwan <dougkwan@google.com>
4092 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4093 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4094 * arm.cc (Arm_relocation_functions): New forward declaration.
4095 (Target_arm::Target_arm): Initialize new data members
4096 got_mod_index_offset_ and tls_base_symbol_defined_.
4097 (Target_arm::Relocate::relocate_tls): New method.
4098 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4099 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4101 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4102 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4103 (Target_arm::got_mod_index_offset_,
4104 Target_arm::tls_base_symbol_defined_): New data members.
4105 (Target_arm::Scan::local, Target::Scan::global,
4106 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4109 2010-02-18 Doug Kwan <dougkwan@google.com>
4111 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4112 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4113 text section as a parameter becuase some broken tools may not set
4114 the link in section header.
4115 (Target_arm::has_got_section): New method.
4116 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4117 without any mapping symbol as data only. Remove warning.
4118 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4119 link in its section header, try to discover the link by inspecting the
4120 REL31 relocation at the beginning of the section.
4121 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4123 (Target_arm::Scan::global): Treat any reference to the symbol
4124 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4126 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4128 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4129 (Scan::global_reloc_may_be_function_pointer): New function.
4130 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4131 (Scan::global_reloc_may_be_function_pointer): New function.
4132 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4133 (Scan::global_reloc_may_be_function_pointer): New function.
4134 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4135 (Scan::global_reloc_may_be_function_pointer): New function.
4136 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4137 (Scan::global_reloc_may_be_function_pointer): New function.
4138 (Scan::possible_function_pointer_reloc): New function.
4139 (Target_x86_64::can_check_for_function_pointers): New function.
4140 * gc.h (gc_process_relocs): Scan relocation types to determine if
4141 function pointers were taken for targets that support it.
4142 * icf.cc (Icf::find_identical_sections): Include functions for
4143 folding in safe ICF whose pointer is not taken.
4144 * icf.h (Secn_fptr_taken_set): New typedef.
4145 (fptr_section_id_): New member.
4146 (section_has_function_pointers): New function.
4147 (set_section_has_function_pointers): New function.
4148 (check_section_for_function_pointers): New function.
4149 * options.h: Fix comment for safe ICF option.
4150 * target.h (can_check_for_function_pointers): New function.
4151 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4152 Modify icf_safe_test for X86-64.
4153 * testsuite/Makefile.in: Regenerate.
4154 * testsuite/icf_safe_so_test.cc: New file.
4155 * testsuite/icf_safe_so_test.sh: New file.
4156 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4157 (main): Change to take pointer to function kept_func_3.
4158 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4159 folding is done correctly for X86-64.
4161 2010-02-12 David S. Miller <davem@davemloft.net>
4163 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4164 is_symbolless parameter.
4165 (Output_reloc<SHT_REL>::is_symbolless): New.
4166 (Output_reloc<SHT_REL>::is_symbolless_): New.
4167 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4168 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4169 (Output_reloc<SHT_RELA>::is_symbolless): New.
4170 (Output_data_reloc::add_global): Handle is_symbolless.
4171 (Output_data_reloc::add_global_relative): Likewise.
4172 (Output_data_reloc::add_local): Likewise.
4173 (Output_data_reloc::add_local_relative): Likewise.
4174 (Output_data_reloc::add_symbolless_global_addend): New.
4175 (Output_data_reloc::add_symbolless_local_addend): New.
4176 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4178 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4179 instead of ->is_relative_
4180 (Output_reloc::write): Likewise.
4181 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4182 (Output_reloc::write_rel): Simplify.
4184 * sparc.cc (Target_sparc::Scan::local): Use
4185 ->add_symbolless_local_addend as needed.
4186 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4187 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4188 based upon relocation offset.
4190 2010-02-11 Doug Kwan <dougkwan@google.com>
4192 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4193 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4194 beginning of function.
4195 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4196 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4197 parameter is_32bit in calls to should_apply_static_reloc.
4198 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4199 (check_DATA): Add arm_abs_global.stdout.
4200 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4201 arm_abs_global.stdout): New rules.
4202 (MOSTLLYCLEANFILES): Add arm_abs_global
4203 * Makefile.in: Regenerate.
4204 * testsuite/arm_abs_global.s: New file.
4205 * testsuite/arm_abs_global.sh: Ditto.
4206 * testsuite/arm_abs_lib.s: Ditto.
4208 2010-02-11 Ian Lance Taylor <iant@google.com>
4210 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4212 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4213 Allocate_commons_task first.
4214 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4215 task, rather than symtab_lock_.
4216 (Gc_process_relocs::~Gc_process_relocs): New function.
4217 (Gc_process_relocs::is_runnable): Check this_blocker_.
4218 (Gc_process_relocs::locks): Use next_blocker_ rather than
4220 (Scan_relocs::~Scan_relocs): New function.
4221 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4223 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4225 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4226 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4227 constructor accordingly.
4228 (class Gc_process_relocs): Likewise.
4229 (class Scan_relocs): Likewise.
4230 * common.h (class Allocate_commons_task): Remove symtab_lock_
4231 field, and corresponding constructor parameter.
4232 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4234 (Allocate_commons_task::locks): Likewise.
4236 2010-02-11 Ian Lance Taylor <iant@google.com>
4238 * gold-threads.h (class Once): Define.
4239 (class Initialize_lock): Rewrite as child of Once.
4240 * gold-threads.cc (class Once_initialize): Define.
4241 (once_pointer_control): New static variable.
4242 (once_pointer, once_arg): New static variables.
4243 (c_run_once): New static function.
4244 (Once::Once, Once::run_once, Once::internal_run): New functions.
4245 (class Initialize_lock_once): Remove.
4246 (initialize_lock_control): Remove.
4247 (initialize_lock_pointer): Remove.
4248 (initialize_lock_once): Remove.
4249 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4250 (Initialize_lock::initialize): Rewrite.
4251 (Initialize_lock::do_run_once): New function.
4252 * archive.cc (Archive::interpret_header): Only clear name if it is
4254 * fileread.cc: Include "gold-threads.h"
4255 (file_counts_lock): New static variable.
4256 (file_counts_initialize_lock): Likewise.
4257 (File_read::release): Only increment counts when using --stats.
4258 Use a lock around the increment.
4259 * parameters.cc (class Set_parameters_target_once): Define.
4260 (set_parameters_target_once): New static variable.
4261 (Parameters::Parameters): Move here from parameters.h.
4262 (Parameters::set_target): Rewrite.
4263 (Parameters::set_target_once): New function.
4264 (Parameters::clear_target): Move here and rewrite.
4265 * parameters.h (class Parameters): Update declarations. Add
4266 set_parameters_target_once_ field.
4267 (Parameters::Parameters): Move to parameters.cc.
4268 (Parameters::clear_target): Likewise.
4269 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4271 (Start_group::~Start_group): New function.
4272 (Start_group::is_runnable): New function.
4273 (Start_group::locks, Start_group::run): New functions.
4274 (Finish_group::run): Change saw_undefined to size_t.
4275 * readsyms.h (class Start_group): Define.
4276 (class Finish_group): Change saw_undefined_ field to size_t.
4277 (Finish_group::Finish_group): Remove saw_undefined and
4278 this_blocker parameters. Change all callers.
4279 (Finish_group::set_saw_undefined): New function.
4280 (Finish_group::set_blocker): New function.
4281 * symtab.h (class Symbol_table): Change saw_undefined to return
4282 size_t. Change saw_undefined_ field to size_t.
4283 * target-select.cc (Set_target_once::do_run_once): New function.
4284 (Target_selector::Target_selector): Initialize set_target_once_
4285 field. Don't initialize lock_ and initialize_lock_ fields.
4286 (Target_selector::instantiate_target): Rewrite.
4287 (Target_selector::set_target): New function.
4288 * target-select.h (class Set_target_once): Define.
4289 (class Target_selector): Update declarations. Make
4290 Set_target_once a friend. Remove lock_ and initialize_lock_
4291 fields. Add set_target_once_ field.
4293 2010-02-10 Ian Lance Taylor <iant@google.com>
4295 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4297 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4298 (queue_middle_tasks): Add all blockers before queueing any tasks.
4299 (queue_final_tasks): Likewise.
4300 * token.h (Task_token::add_blockers): New function.
4301 * object.h (Input_objects::number_of_relobjs): New function.
4303 2010-02-10 Ian Lance Taylor <iant@google.com>
4305 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4306 shared, not if not position independent.
4307 * x86_64.cc (Relocate::relocate_tls): Likewise.
4308 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4309 (tls_pie_pic_test): New target.
4310 * testsuite/Makefile.in: Rebuild.
4312 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4313 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4314 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4315 * testsuite/Makefile.in: Rebuild.
4317 2010-02-09 David S. Miller <davem@davemloft.net>
4319 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4320 R_SPARC_RELATIVE using ->add_local_relative().
4321 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4323 * output.h (Output_data_dynamic::add_section_size): New method
4324 that takes two Output_data objects.
4325 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4326 entry param. Handle it in initializers.
4327 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4328 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4329 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4331 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4332 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4333 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4334 for dynrel_includes_plt.
4335 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4336 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4337 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4339 (Target_sparc::do_finalize_sections): Update to pass true for
4340 dynrel_includes_plt.
4341 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4342 output before .rela.plt
4343 (Target_powerpc::do_finalize_sections): Update to pass true for
4344 dynrel_includes_plt when 32-bit.
4346 2010-02-08 Doug Kwan <dougkwan@google.com>
4348 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4350 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4351 Arm_relobj::scan_section_for_cortex_a8_stubs,
4352 Arm_relobj::do_relocation_section): Instead of calling
4353 Output_section::output_address, use faster
4354 Arm_relobj::simple_input_section_output_address.
4356 2010-02-08 David S. Miller <davem@davemloft.net>
4358 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4359 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4360 relocation helper function.
4362 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4363 just like R_SPARC_GOT{10,13,22}.
4364 (Target_sparc::Scan::local): Likewise.
4365 (Target_sparc::Relocate:relocate): Likewise.
4367 2010-02-06 Ian Lance Taylor <iant@google.com>
4369 * configure.ac: Rewrite targetobjs duplicate removal code to use
4370 only shell constructs.
4371 * configure: Rebuild.
4373 2010-02-05 Doug Kwan <dougkwan@google.com>
4376 * arm.cc (Arm_relobj::section_is_scannable): New method.
4377 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4378 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4380 2010-02-04 Doug Kwan <dougkwan@google.com>
4383 * arm-reloc-property.cc (cstdio): Include.
4384 * configure.ac (targetobjs): Remove duplicates.
4385 * configure: Regenerate.
4386 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4387 big and little endian version for a given address size.
4389 2010-02-03 Doug Kwan <dougkwan@google.com>
4391 * arm-reloc-property.cc
4392 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4394 * arm-reloc-property.h
4395 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4396 New method definition.
4397 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4399 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4401 (GOT_PREL): Change implemented to Y.
4402 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4403 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4404 (Arm_relocate_functions::movw_abs_nc): Remove method.
4405 (Arm_relocate_functions::movt_abs): Ditto.
4406 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4407 (Arm_relocate_functions::thm_movt_abs): Ditto.
4408 (Arm_relocate_functions::movw_rel_nc): Ditto.
4409 (Arm_relocate_functions::movw_rel): Ditto.
4410 (Arm_relocate_functions::movt_rel): Ditto.
4411 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4412 (Arm_relocate_functions:thm_movw_rel): Ditto.
4413 (Arm_relocate_functions:thm_movt_rel): Ditto.
4414 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4415 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4416 New method definitions.
4417 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4418 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4419 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4420 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4421 (Target_arm::Relocate::relocate): Check for non-static or
4422 unimplemented relocation code and exit early. Change calls to
4423 Target_arm::reloc_uses_thumb_bit and
4424 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4425 instead. Refactor code to handle similar relocations to increase
4426 code sharing. Remove check for unsupported relocation code in switch
4428 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4429 relocation property table to find out size. Change error message to
4430 print out the name of a relocation code instead of the numeric value.
4431 (Target_arm::scan_reloc_for_stub): Use relocation property table
4432 instead of calling Target_arm::reloc_uses_thumb_bit().
4434 2010-02-02 Doug Kwan <dougkwan@google.com>
4436 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4437 types of relaxed input section.
4439 2010-02-02 Doug Kwan <dougkwan@google.com>
4441 * Makefile.am (HFILES): Add arm-reloc-property.h.
4443 (TARGETSOURCES): Add arm-reloc-property.cc
4444 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4445 (libgold_a_SOURCES): $(DEFFILES)
4446 * Makefile.in: Regenerate.
4447 * arm-reloc-property.cc: New file.
4448 * arm-reloc-property.h: New file.
4449 * arm-reloc.def: New file.
4450 * arm.cc: Update comments.
4451 (arm-reloc-property.h): New included header.
4452 (arm_reloc_property_table): New global variable.
4453 (Target_arm::do_select_as_default_target): New method definition.
4454 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4455 arm-reloc-property to targ_extra_obj.
4456 * parameters.cc (set_parameters_target): Call
4457 Target::select_as_default_target().
4458 * target.h (Target::select_as_default_target): New method definition.
4459 (Target::do_select_as_default_target): Same.
4461 2010-02-01 Doug Kwan <dougkwan@google.com>
4463 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4464 first_output_text_section_.
4465 (Arm_exidx_fixup::first_output_text_section): New method definition.
4466 (Arm_exidx_fixup::first_output_text_section_): New data member.
4467 (Arm_exidx_fixup::process_exidx_section): Record the first text
4468 output section seen.
4469 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4470 and entsize in output section header.
4472 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4474 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4475 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4476 (Arm_relocate_functions::thm_alu11): New Method.
4477 (Arm_relocate_functions::thm_pc8): New Method.
4478 (Arm_relocate_functions::thm_pc12): New Method.
4479 (Target_arm::Scan::local): Handle the relocations.
4480 (Target_arm::Scan::global): Likewise.
4481 (Target_arm::Relocate::relocate): Likewise.
4482 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4484 2010-01-29 Doug Kwan <dougkwan@google.com>
4486 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4487 of relocation types as ld.
4489 2010-01-29 Doug Kwan <dougkwan@google.com>
4491 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4493 (Arm_relocate_functions::thumb_branch_common): Ditto.
4494 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4495 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4496 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4497 Arm_relocate_functions::jump24): Remove.
4498 (Target_arm::Relocate::relocate): Adjust code to call
4499 Arm_relocation_functions::arm_branch_common and
4500 Arm_relocation_functions::thumb_branch_common instead of their removed
4501 wrappers. Merge switch-cases together to reduce source code size.
4503 2010-01-29 Doug Kwan <dougkwan@google.com>
4505 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4506 output_local_symbol_count_needs_update_.
4507 (Arm_relobj::output_local_symbol_count_needs_update,
4508 Arm_relobj::set_output_local_symbol_count_needs_update,
4509 Arm_relobj::update_output_local_symbol_count): New methods.
4510 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4512 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4513 of pointed function as in a R_ARM_PREL31 relocation.
4514 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4515 for output local symbol count updating.
4516 (Target_arm::do_relax): Update output local symbol counts in objects
4518 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4520 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4522 * arm.cc: Added support for the ARM relocations:
4523 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4524 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4525 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4527 (Arm_relocate_functions::movw_rel): New method.
4528 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4529 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4531 (Arm_relocate_functions::thm_movw_rel): New method.
4532 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4534 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4536 (Target_arm::Scan::global): Likewise.
4537 (Target_arm::Relocate::relocate): Likewise.
4538 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4541 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4543 * arm.cc: Added support for ARM group relocations.
4544 (Target_arm::reloc_needs_sym_origin): New method.
4545 (Arm_relocate_functions::calc_grp_kn): New method.
4546 (Arm_relocate_functions::calc_grp_residual): New method.
4547 (Arm_relocate_functions::calc_grp_gn): New method.
4548 (Arm_relocate_functions::arm_grp_alu): New Method.
4549 (Arm_relocate_functions::arm_grp_ldr): New Method.
4550 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4551 (Arm_relocate_functions::arm_grp_ldc): New Method.
4552 (Target_arm::Scan::local): Handle the ARM group relocations.
4553 (Target_arm::Scan::global): Likewise.
4554 (Target_arm::Relocate::relocate): Likewise.
4555 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4558 2010-01-26 Doug Kwan <dougkwan@google.com>
4560 * arm.cc (set): Include.
4561 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4563 (Arm_output_section::Text_section_list): New type.
4564 (Arm_output_section::append_text_sections_to_list): New method.
4565 (Arm_output_section::fix_exidx_coverage): Ditto.
4566 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4567 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4568 Relobj::set_section_offset() instead of
4569 Sized_relobj::invalidate_section_offset().
4570 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4571 parameter for section headers. Ignore relocation sections for
4572 unallocated sections and EXIDX sections.
4573 (Target_arm::fix_exidx_coverage): New method.
4574 (Target_arm::output_section_address_less_than): New type.
4575 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4576 linked text section instead of the EXIDX section.
4577 (Arm_output_section::create_stub_group): Add an assertion to check
4578 that this is not an EXIDX output section.
4579 (Arm_output_section::append_text_sections_to_list): New method.
4580 (Arm_output_section::fix_exidx_coverage): Ditto.
4581 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4582 Arm_relobj::section_needs_reloc_stub_scanning.
4583 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4585 (Target_arm::fix_exidx_coverage): New method.
4586 * object.h (Relobj::set_output_section): New method.
4587 (Sized_relobj::invalidate_section_offset): Remove method.
4588 (Sized_relobj::do_invalidate_section_offset): Remove method.
4589 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4591 2010-01-25 Doug Kwan <dougkwan@google.com>
4593 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4594 Fix warning due to signed and unsigned comparison on a 32-bit host.
4596 2010-01-22 Doug Kwan <dougkwan@google.com>
4598 * arm.cc (Target_arm::do_relax): Record an output section for section
4599 offset adjustment it contains any stub table that has changed.
4600 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4601 offsets in an output section if necessary.
4602 * output.cc (Output_section::Output_section): Initialize
4603 section_offsets_need_adjustments_.
4604 (Output_section::add_input_section_for_script): Renamed to
4605 Output_section::add_simple_input_section.
4606 (Output_section::save_states): Add a comment.
4607 (Output_section::discard_states): New method defintion.
4608 (Output_section::adjust_section_offsets): Same.
4609 * output.h (Output_section::add_input_section_for_script): Renamed to
4610 Output_section::add_simple_input_section.
4611 (Output_section::discard_states): New method declaration.
4612 (Output_section::adjust_section_offsets): Same.
4613 (Output_section::section_offsets_need_adjustment,
4614 Output_section::set_section_offsets_need_adjustment): New method
4616 (Output_section::section_offsets_need_adjustment_): New data member.
4617 * script-sections.cc
4618 (Output_section_element_input::set_section_address): Adjust code for
4619 renaming of Output_section::add_input_section_for_script.
4620 (Orphan_output_section::set_section_address): Same.
4622 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4624 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4625 Fix_v4bx enum values .
4626 * gold/options.h (General_options): New option definitions.
4627 (General_options::fix_v4bx): New method.
4628 (General_options::Fix_v4bx): New enum.
4629 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4630 (General_options::parse_fix_v4bx_interworking): New method.
4632 2010-01-22 Doug Kwan <dougkwan@google.com>
4634 * arm.cc (Arm_exidx_fixup): New class.
4636 2010-01-21 Doug Kwan <dougkwan@google.com>
4638 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4640 (Arm_exidx_section_offset_map): New type.
4642 2010-01-21 Doug Kwan <dougkwan@google.com>
4644 * arm.cc (Arm_exidx_input_section): New class.
4645 (Arm_relobj::exidx_input_section_by_link,
4646 Arm_relobj::exidx_input_section_by_shndx,
4647 Arm_relobj::make_exidx_input_section): New methods.
4648 (read_arm_attributes_section): Remove.
4649 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4650 information about them.
4651 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4654 2010-01-20 Doug Kwan <dougkwan@google.com>
4656 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4657 Input_section_specifier to Section_id.
4658 (Target_arm::new_arm_input_section: Adjust code for change of key
4660 (Target_arm::find_arm_input_section): Ditto.
4661 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4662 (Section_id): Remove.
4663 (Garbage_collection::Section_id_hash): Remove.
4664 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4665 (Section_id): Remove.
4666 (Icf::Section_id_hash): Remove.
4667 * object.h (Section_id, Const_section_id, Section_id_hash,
4668 Const_section_id_hash): New type definitions.
4669 * output.cc (Output_section::add_relaxed_input_section): Change to
4670 use Const_section_id instead of Input_section_specifier as key type.
4671 (Output_section::add_merge_input_section): Ditto.
4672 (Output_section::build_relaxation_map): Change to use Section_id
4673 instead of Input_section_specifier as key type.
4674 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4676 (Output_section::convert_input_sections_to_relaxed_sections): Change
4677 to use Const_section_id instead of Input_section_specifier as key type.
4678 (Output_section::find_merge_section): Ditto.
4679 (Output_section::find_relaxed_input_section): Ditto.
4680 * output.h (Input_section_specifier): Remove class.
4681 (Output_section::Output_section_data_by_input_section_map): Change
4682 key type to Const_section_id.
4683 (Output_section::Output_relaxed_input_section_by_input_section_map):
4685 (Output_section::Relaxation_map): Change key type to Section_id.
4687 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4689 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4690 (class Arm_v4bx_stub): New class.
4691 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4692 (Stub_factory::make_arm_v4bx_stub): New method.
4693 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4694 (Stub_table::empty): Handle v4bx stubs.
4695 (Stub_table::add_arm_v4bx_stub): New method.
4696 (Stub_table::find_arm_v4bx_stub): New method.
4697 (Arm_relocate_functions::v4bx): New method.
4698 (Target_arm::fix_v4bx): New method.
4699 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4700 (Stub_table::relocate_stubs): Likewise.
4701 (Stub_table::do_write): Likewise.
4702 (Stub_table::update_data_size_and_addralign): Likewise.
4703 (Stub_table::finalize_stubs): Likewise.
4704 (Target_arm::Scan::local): Likewise.
4705 (Target_arm::Scan::global): Likewise.
4706 (Target_arm::do_finalize_sections): Likewise.
4707 (Target_arm::Relocate::relocate): Likewise.
4708 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4710 (Target_arm::scan_reloc_for_stub): Likewise.
4711 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4713 2010-01-19 Ian Lance Taylor <iant@google.com>
4715 * output.cc (Output_section_headers::do_sized_write): Write large
4716 segment count to sh_info field.
4717 (Output_file_header::do_sized_write): For large segment count,
4718 write PN_XNUM to e_phnum field.
4720 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4722 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4723 (Arm_relocate_functions::thm_jump8): New function.
4724 (Arm_relocate_functions::thm_jump11): New function.
4725 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4727 (Target_arm::Scan::global): Likewise.
4728 (Target_arm::Relocate::relocate): Likewise.
4729 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4732 2010-01-14 Doug Kwan <dougkwan@google.com>
4734 * arm.cc (map, utility): Include headers.
4735 (Target_arm::apply_cortex_a8_workaround): New method.
4736 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4737 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4738 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4739 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4740 the --[no-]fix-cortex-a8 command line options.
4741 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4742 (Target_arm::relocate_stub): Use addend in instruction template.
4743 * options.h (DEFINE_bool): Set the user-set flag.
4744 (General_options): Add --[no-]-fix-cortex options.
4745 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4746 : Update fast look-up map after conversion.
4748 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4750 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4751 in the first pass of do_layout.
4753 2010-01-13 Doug Kwan <dougkwan@google.com>
4755 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4756 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4757 apparent compiler problem of not folding static constant integral
4758 data members of elfcpp::Elf_sizes<32>.
4760 2010-01-13 Doug Kwan <dougkwan@google.com>
4762 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4763 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4764 Arm_relobj::scan_section_for_cortex_a8_erratum,
4765 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4766 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4767 sections to scan for relocation stubs into a new method
4768 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4769 relocation and Cortex-A8 stub scanning.
4770 (Target_arm::do_relax): Force stubs to be after stubbed sections
4771 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4772 the beginning of a new relaxation pass. Update a comment.
4773 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4775 2010-01-12 Ian Lance Taylor <iant@google.com>
4777 * target-reloc.h (visibility_error): New inline function.
4778 (relocate_section): Call visibility_error.
4779 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4780 (MOSTLYCLEANFILES): Likewise.
4781 (protected_4_pic.o, protected_3.err): New targets.
4782 * testsuite/protected_4.cc: New file.
4784 2010-01-12 Doug Kwan <dougkwan@google.com>
4786 * arm.cc (Cortex_a8_reloc): New class.
4787 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4788 and cortex_a8_relocs_info_.
4789 (Target_arm::fix_cortex_a8): New method definition.
4790 (Target_arm::Cortex_a8_relocs_info): New type.
4791 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4792 New data member declarations.
4793 (Target_arm::scan_reloc_for_stub): Record information about
4794 relocations for THUMB branches that might be exempted from the
4795 Cortex-A8 workaround.
4796 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4797 at the beginning of a relaxation pass.
4799 2010-01-12 Doug Kwan <dougkwan@google.com>
4801 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4802 (Arm_relobj::Mapping_symbol_position,
4803 Arm_reloj::Mapping_symbol_position_less,
4804 Arm_relobj::Mapping_symbols_info): New types.
4805 (Target_arm::is_mapping_symbol_name): New method definition.
4806 (Arm_relobj::do_count_local_symbols): Save information about mapping
4809 2010-01-11 Doug Kwan <dougkwan@google.com>
4811 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4812 Arm_relocate_functions::thumb32_branch_upper,
4813 Arm_relocate_functions::thumb32_branch_lower,
4814 Arm_relocate_functions::thumb32_cond_branch_offset,
4815 Arm_relocate_functions::thumb32_cond_branch_upper,
4816 Arm_relocate_functions::thumb32_cond_branch_lower,
4817 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4818 branch offset encoding.
4819 (Arm_relocate_functions::thumb_branch_common): Use new branch
4820 offset encoding methods to avoid code duplication.
4821 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4822 (Stub_addend_reader::operator()): Use new branch encoding method
4823 to avoid code duplication.
4825 2010-01-11 Doug Kwan <dougkwan@google.com>
4827 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4828 (Target_arm::do_finalize_sections): Define special EXIDX section
4829 symbols only if referenced.
4830 * gc.h (Garbage_collection::add_reference): New method.
4831 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4834 2010-01-11 Ian Lance Taylor <iant@google.com>
4836 * script.cc (Version_script_info::build_expression_list_lookup):
4837 Change complaing about duplicate wildcard match from error to
4840 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4842 (Version_script_info::Version_script_info): Initialize globs_,
4843 default_version_, default_is_global_, and exact_. Don't
4844 initialize globals_ or locals_.
4845 (Version_script_info::build_lookup_tables): Build local symbols
4847 (Version_script_info::unquote): New function.
4848 (Version_script_info::add_exact_match): New function.
4849 (Version_script_info::build_expression_list_lookup): Remove lookup
4850 parameter. Add is_global parameter. Change all callers. Handle
4851 wildcard pattern specially. Unquote pattern. Call
4853 (Version_script_info::get_name_to_match): New function.
4854 (Version_script_info::get_symbol_version): New function.
4855 (Version_script_info::get_symbol_version_helper): Remove.
4856 (Version_script_info::check_unmatched_names): Call unquote.
4857 * script.h (class Version_script_info): Change get_symbol_version
4858 to be non-inline and add is_global parameter; change all callers.
4859 Rewrite symbol_is_local. Update declarations. Define struct
4860 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4861 Remove globals_ and locals_ members. Add exact_, globs_,
4862 default_version_, is_global_.
4863 (Version_script_info::Glob): Remove pattern, add expression and
4864 is_global. Update constructor. Change all callers.
4865 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4867 (Versions::symbol_section_contents): If a symbol is undefined, or
4868 defined in a dynamic object, set the version index to
4870 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4872 (Symbol_table::add_from_pluginobj): Likewise.
4873 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4875 2010-01-11 Doug Kwan <dougkwan@google.com>
4877 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4878 (incremental_dump_LDADD): Add linking option for libintl.
4879 * Makefile.in: Regenerate.
4881 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4884 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4886 * testsuite/Makefile.in: Regenerated.
4888 2010-01-10 Doug Kwan <dougkwan@google.com>
4890 * options.h (DEFINE_var): Use parentheses around argument varname__
4891 in macro body to avoid any unintended subsequent substitutions.
4893 2010-01-10 Ian Lance Taylor <iant@google.com>
4895 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4896 candidates before doing symbol resolution.
4898 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4899 ODR candidates if only one is weak.
4901 2010-01-08 Ian Lance Taylor <iant@google.com>
4903 * script.cc (Version_script_info::build_expression_list_lookup):
4904 Don't warn about ambiguous version, just record the ambiguity.
4905 (Version_script_info::get_symbol_version_helper): Give error if
4906 version is ambiguous.
4908 2010-01-08 Doug Kwan <dougkwan@google.com>
4910 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4911 prev_data_size_ and prev_addralign_. Remove initializer for
4912 deleted data member has_been_changed_.
4913 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4914 to determine if the table is empty.
4915 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4917 (Stub_table::add_reloc_stub): Define method in class definition
4918 instead of just declaring it there.
4919 (Stub_table::add_cortex_a8_stub): New method definition.
4920 (Stub_table::update_data_size_and_addralign): Ditto.
4921 (Stub_table::finalize_stubs): Ditto.
4922 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4923 (Stub_table::do_addralign_): Return address alignment in the
4924 (Stub_table::do_reset_address_and_file_offset): Define method in
4925 class definition instead of declaring it there. Set current data
4926 size to be the data size of the previous pass.
4927 (Stub_table::set_final_data_size): Use current data size as the
4929 (Stub_table::relocate_stub): Change parameter type of stub from
4930 Reloc_stub pointer to Stub pointer.
4931 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4932 (Stub_table::Cortex_a8_stub_list): New typedef.
4933 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4934 Stub_table::prev_addralign_): New data member.
4935 (Arm_relobj::Arm_relobj): Initialize data member
4936 section_has_cortex_a8_workaround_.
4937 (Arm_relobj::section_has_cortex_a8_workaround,
4938 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4940 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4942 (Target_arm::relocate_stub): Change parameter type of stub from
4943 Reloc_stub pointer to Stub pointer.
4944 (Insn_template::size, Insn_template::alignment): Handle
4945 THUMB16_SPECIAL_TYPE.
4946 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4947 Stub_table::update_data_size_and_addralign,
4948 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4950 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4951 (Stub_table::do_write): Ditto.
4952 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4954 2010-01-08 Ian Lance Taylor <iant@google.com>
4957 * symtab.h (class Symbol): Remove fields is_target_special_ and
4958 has_plt_offset_. Add field is_defined_in_discarded_section_.
4959 (Symbol::is_defined_in_discarded_section): New function.
4960 (Symbol::set_is_defined_in_discarded_section): New function.
4961 (Symbol::has_plt_offset): Rewrite.
4962 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4963 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4964 Don't initialize is_target_special_ or has_plt_offset_.
4965 Initialize is_defined_in_discarded_section_.
4966 (Symbol_table::add_from_relobj): If appropriate, set
4967 is_defined_in_discarded_section.
4968 * resolve.cc (Symbol::override_base_with_special): Don't test
4969 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4970 * target-reloc.h (relocate_section): Do special handling for
4971 symbols defined in discarded sections for global symbols as well
4974 2010-01-08 Ian Lance Taylor <iant@google.com>
4976 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4977 the SHT_SYMTAB case.
4979 2010-01-08 Ian Lance Taylor <iant@google.com>
4981 * object.cc (Sized_relobj::do_layout): Don't get confused if
4982 layout_eh_frame returns NULL.
4984 2010-01-08 Ian Lance Taylor <iant@google.com>
4987 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4988 dynamic symbol table, use the normal symbol table.
4989 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4992 2010-01-08 Ian Lance Taylor <iant@google.com>
4995 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4998 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5000 * version.cc (print_version): Change to "Copyright 2010".
5002 2010-01-08 Ian Lance Taylor <iant@google.com>
5006 * i386.cc (class Target_i386): Change return type of plt_section
5008 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5009 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5010 tls_desc_rel_ field.
5011 (Output_data_plt_i386::rel_tls_desc): New function.
5012 (Target_i386::rel_tls_desc_section): New function.
5013 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5014 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5015 R_386_TLS_DESC reloc in rel_tls_desc_section.
5016 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5017 Define struct Tlsdesc_info.
5018 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5019 (Target_x86_64::do_reloc_symbol_index): New function.
5020 (Target_x86_64::add_tlsdesc_info): New function.
5021 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5022 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5024 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5026 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5027 (Target_x86_64::rela_tlsdesc_section): New function.
5028 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5030 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5031 (Target_x86_64::do_reloc_addend): New function.
5032 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5033 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5034 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5035 (Output_reloc::type): New function.
5036 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5037 (Output_reloc::is_target_specific): New function.
5038 (Output_reloc::target_arg): New function.
5039 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5040 absolute relocs and target specific relocs.
5041 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5042 add_target_specific.
5043 (class Output_data_reloc) [SHT_RELA]: Likewise.
5044 * output.cc (Output_reloc::Output_reloc): Add four new versions
5045 for absolute relocs and target specific relocs.
5046 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5047 (Output_reloc::get_symbol_index): Likewise.
5048 (Output_reloc::local_section_offset): Check that local_sym_index_
5049 is not TARGET_CODE or 0.
5050 (Output_reloc::symbol_value): Likewise.
5051 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5053 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5054 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5056 * layout.cc (add_target_dynamic_tags): Use output section for
5057 DT_PLTRELSZ and DT_JMPREL.
5059 2010-01-07 Ian Lance Taylor <iant@google.com>
5062 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5064 (class Output_data_reloc_generic): Define.
5065 (class Output_data_reloc_base): Change base class to
5066 Output_data_reloc_generic. Change add() method to call
5067 bump_relative_reloc_count for a relative reloc. Remove
5069 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5071 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5072 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5074 * layout.h (class Layout): Update declaration.
5076 2010-01-07 Ian Lance Taylor <iant@google.com>
5078 * output.h (class Output_data): Add const version of
5079 output_section and do_output_section.
5080 (class Output_section_data): Add const version of
5082 (class Output_section): Likewise.
5083 * layout.cc (Layout::add_target_dynamic_tags): New function.
5084 * layout.h (class Layout): Update declarations.
5085 * arm.cc (Target_arm::do_finalize_sections): Use
5086 add_target_dynamic_tags.
5087 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5088 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5089 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5090 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5092 2010-01-07 Ian Lance Taylor <iant@google.com>
5095 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5098 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5099 Ian Lance Taylor <iant@google.com>
5102 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5103 Xindex::read_symtab_xindex.
5105 2010-01-07 Doug Kwan <dougkwan@google.com>
5107 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5108 (Insn_template::thumb16_bcond_insn): New method declaration.
5109 (Insn_template): Fix spelling.
5110 (Stub::thumb16_special): New method declaration.
5111 (Stub::do_write): Define virtual method which was previously pure
5113 (Stub::do_thumb16_special): New method declaration.
5114 (Stub::do_fixed_endian_write): New template member.
5115 (Reloc_stub::do_write): Remove.
5116 (Reloc_stub::do_fixed_endian_write): Remove.
5117 (Cortex_a8_stub): New class definition.
5118 (Stub_factory::make_cortex_a8_stub): New method definition.
5119 (Stub_factory::Stub_factory): Add missing static storage class
5120 qualifier for elf32_arm_stub_a8_veneer_blx.
5122 2010-01-07 Ian Lance Taylor <iant@google.com>
5125 * options.h (class General_options): Add --warn-unresolved-symbols
5126 and --error-unresolved-symbols.
5127 * errors.cc (Errors::undefined_symbol): Implement
5128 --warn-unresolved-symbols.
5130 * options.h (class General_options): Add -z text and -z textoff.
5131 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5133 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5135 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5136 (Garbage_collection::cident_sections): New function.
5137 (Garbage_collection::add_cident_section): New function.
5138 (Garbage_collection::cident_sections_): New member.
5139 (gc_process_relocs): Add references to sections whose names are C
5141 * gold.h (cident_section_start_prefix): New constant.
5142 (cident_section_stop_prefix): New constant.
5143 (is_cident): New function.
5144 * layout.cc (Layout::define_section_symbols): Replace string constants
5145 with the newly defined constants.
5146 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5148 * testsuite/Makefile.am: Add gc_orphan_section_test.
5149 * testsuite/Makefile.in: Regenerate.
5150 * testsuite/gc_orphan_section_test.cc: New file.
5151 * testsuite/gc_orphan_section_test.sh: New file.
5153 2010-01-06 Ian Lance Taylor <iant@google.com>
5156 * options.h (class General_options): Add --warn-shared-textrel.
5157 * layout.cc (Layout::finish_dynamic_section): Implement
5158 --warn-shared-textrel.
5161 * options.h (class General_options): Add --warn-multiple-gp.
5163 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5165 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5166 $(THREADSLIB) and $(LIBDL).
5167 * Makefile.in: Rebuild.
5169 2010-01-06 Ian Lance Taylor <iant@google.com>
5172 * options.cc (General_options::parse_section_start): New function.
5173 (General_options::section_start): New function.
5174 (General_options::General_options): Initialize all members.
5175 * options.h: Include <map>
5176 (class General_options): Add --section-start. Add section_starts_
5178 * layout.cc (Layout::attach_allocated_section_to_segment): If
5179 --section-start was used, set the address of the segment. Remove
5180 local sort_sections.
5181 (Layout::relaxation_loop_body): If the address of the load segment
5182 has been set by --section-start, don't use it.
5183 * output.h (Output_segment::update_flags_for_output_section): New
5185 * output.cc (Output_segment::add_output_section): Call
5186 update_flags_for_output_section.
5188 2010-01-05 Ian Lance Taylor <iant@google.com>
5191 * options.h (class General_options): Add --undefined-version.
5192 * script.cc (struct Version_expression): Add was_matched_by_symbol
5194 (Version_script_info::matched_symbol): New function.
5195 (Version_script_info::get_symbol_version_helper): Call
5197 (Version_script_info::check_unmatched_names): New function.
5198 * script.h (class Version_script_info): Update declarations.
5199 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5201 * options.h (class General_options): Use DEFINE_bool_alias for
5202 allow_multiple_definition.
5203 * resolve.cc (Symbol_table::should_override): Don't test
5204 allow_multiple_definition.
5207 * options.h (class General_options): Add --cref.
5208 * main.cc (main): Print cref table if --cref. Don't close mapfile
5209 until after printing cref table.
5210 * cref.cc: Include "symtab.h".
5211 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5212 (Cref_table_compare::operator()): New function.
5213 (Cref_inputs::gather_cref): New function.
5214 (filecol): New static const.
5215 (Cref_inputs::print_cref): New function.
5216 (Cref::print_cref): New function.
5217 * cref.h: Include <cstdio>.
5218 (class Cref): Update declarations.
5219 * mapfile.h (Mapfile::file): New function.
5220 * object.h (class Object): Define Symbols. Declare virtual
5221 do_get_global_symbols.
5222 (Object::get_global_symbols): New function.
5223 * object.cc (Input_objects::add_object): Pass object to cref_ if
5225 (Input_objects::archive_start): Likewise.
5226 (Input_objects::archive_stop): Likewise.
5227 (Input_objects::print_cref): New function.
5228 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5229 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5231 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5233 * plugin.h (class Sized_pluginobj): Update declarations.
5235 2010-01-05 Ian Lance Taylor <iant@google.com>
5237 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5238 to is_default_version. Rename insdef to insdefault.
5239 (Symbol_table::add_from_relobj): Rename def to is_default_version
5240 and local to is_forced_local.
5241 (Symbol_table::add_from_pluginobj): Likewise.
5242 (Symbol_table::add_from_dynobj): Likewise.
5243 (Symbol_table::define_special_symbol): Rename insdef to
5246 2010-01-04 Ian Lance Taylor <iant@google.com>
5249 * options.h (class General_options): Add
5250 --allow-multiple-definition and -z muldefs.
5251 * resolve.cc (Symbol_table::should_override): Don't warn about a
5252 multiple symbol definition if --allow-multiple-definition or -z
5256 * options.h (class General_options): Add --add-needed and
5257 --copy-dt-needed-entries. Tweak --as-needed help entry.
5258 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5259 error if --copy-dt-needed-entries aka --add-needed is used and
5260 would cause a change in behaviour.
5263 * options.h (class General_options): Add -G as a short version of
5264 --shared. Add no-op options -assert, -g, and -i.
5266 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5268 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5269 check for .text or .gnu.linkonce.t sections.
5270 * icf.cc (Icf::find_identical_sections): Ditto.
5271 Change the detection for mangled function name within the section
5273 * icf.h (is_section_foldable_candidate): New function.
5275 2009-12-30 Ian Lance Taylor <iant@google.com>
5278 * options.h (class General_options): Permit two dashes with
5279 --retain-symbols-file.
5281 2009-12-30 Ian Lance Taylor <iant@google.com>
5284 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5285 don't put the file header and segment headers in the text
5289 * common.cc (Sort_commons::operator()): Stabilize sort when both
5291 (Symbol_table::do_allocate_commons_list): When allocating common
5292 symbols, skip a symbol which is no longer common.
5293 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5294 an object before checking its type.
5295 * testsuite/common_test_2.c: New file.
5296 * testsuite/common_test_3.c: New file.
5297 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5298 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5299 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5300 (common_test_2_pic.o, common_test_2.so): New targets.
5301 (common_test_3_pic.o, common_test_3.so): New targets.
5302 * testsuite/Makefile.in: Rebuild.
5305 * script.cc (read_input_script): If we see a new SECTIONS clause,
5306 and we have added an input section, give an error.
5307 * layout.h (class Layout): Add have_added_input_section function.
5308 Add have_added_input_section_ field.
5309 * layout.cc (Layout::Layout): Initialize
5310 have_added_input_section_.
5311 (Layout::layout): Set have_added_input_section_.
5312 (Layout::layout_eh_frame): Likewise.
5314 2009-12-30 Ian Lance Taylor <iant@google.com>
5317 * options.h (class General_options): Add --sort-common option.
5318 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5319 * common.cc (Sort_common): Add sort_order parameter to
5320 constructor. Add sort_order_ field.
5321 (Sort_commons::operator): Check sort_order_.
5322 (Symbol_table::allocate_commons): Determine the sort order.
5323 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5325 (Symbol_table::do_allocate_commons_list): Likewise.
5327 2009-12-30 Ian Lance Taylor <iant@google.com>
5330 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5331 symbols from this object, don't change the visibility of an
5333 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5335 2009-12-30 Ian Lance Taylor <iant@google.com>
5338 * script.h (class Version_script_info): Define Language enum.
5339 Update declarations. Define Glob, Exact, and Lookup types. Add
5340 new fields globals_, locals_, and is_finalized_.
5341 * script.cc: Various formatting fixes.
5342 (class Parser_closure): Change language_stack_ from a vector of
5343 std::string to one of Version_script_info::Language. Adjust all
5345 (class Lazy_demangler): Remove.
5346 (struct Version_expression): Change language from std::string to
5347 Version_script_info::Language.
5348 (Version_script_info::Version_script_info): New function.
5349 (Version_script_info::~Version_script_info): Don't call clear.
5350 (Version_script_info::finalize): New function.
5351 (Version_script_info::build_lookup_tables): New function.
5352 (Version_script_info::build_expression_list_lookup): New
5354 (Version_script_info::get_symbol_version_helper): Rewrite to use
5356 (Version_script_info::print_expression_list): Adjust to use
5357 Version_script_info::Language.
5358 (script_push_lex_into_version_mode): Check that the version script
5359 has not been finalized.
5360 (version_script_push_lang): Change language string to
5361 Version_script_info::Language.
5362 * options.cc (Command_line::version_script): New function.
5363 * options.h (class General_options): Add finalize_dynamic_list
5364 function. Change version_script from declaration to definition.
5365 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5366 * testsuite/version_script.map: Remove duplicate def of foo.
5367 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5369 * testsuite/Makefile.in: Rebuild.
5371 2009-12-30 Ian Lance Taylor <iant@google.com>
5374 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5375 if the input symbol index is 0, make the output symbol index 0.
5377 2009-12-30 Ian Lance Taylor <iant@google.com>
5380 * options.h (class General_options): Add -x/--discard-all.
5381 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5382 --discard-all. If the local symbol needs a dynamic entry, check
5383 that before handling --discard-locals.
5385 2009-12-30 Ian Lance Taylor <iant@google.com>
5388 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5390 (Output_segment::add_output_section): Don't change the flags if
5394 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5395 GNU hash table if they need a dynamic value. Otherwise, don't add
5396 them if they are defined in a dynamic object or are forced local.
5398 2009-12-29 Ian Lance Taylor <iant@google.com>
5401 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5402 .gnu.hash table for a 32-bit target.
5405 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5406 regular and a dynamic object only needs a dynamic symbol table
5407 entry if it is externally visible.
5410 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5411 constructor. Add global_offset_table_ field.
5412 (Target_i386::got_section): Set global_offset_table_.
5413 (Target_i386::do_finalize_sections): Set global_offset_table_
5415 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5416 in constructor. Add global_offset_table_ field.
5417 (Target_x86_64::got_section): Set global_offset_table_.
5418 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5421 * layout.cc (Layout::Layout): Initialize increase_relro_.
5422 (Layout::get_output_section): Add is_relro, is_last_relro, and
5423 is_first_non_relro parameters. Change all callers.
5424 (Layout::choose_output_section): Likewise.
5425 (Layout::add_output_section_data): Likewise.
5426 (Layout::make_output_section): Likewise.
5427 (Layout::set_segment_offsets): Clear increase_relro when using a
5429 * layout.h (class Layout): Add increase_relro method. Add
5430 increase_relro_ field. Update declarations.
5431 * output.cc (Output_section::Output_section): Initialize
5432 is_last_relro_ and is_first_non_relro_.
5433 (Output_segment::add_output_section): Group relro sections is
5434 do_sort is true. Handle is_last_relro and is_first_non_relro.
5435 (Output_segment::maximum_alignment): Remove relro handling.
5436 (Output_segment::set_section_addresses): Add increase_relro
5437 parameter. Change all callers. Add initial alignment to align
5438 relro sections on separate page. Remove old relro handling.
5439 (Output_segment::set_section_list_addresses): Remove in_relro
5440 parameter. Change all callers.
5441 (Output_segment::set_offset): Add increase parameter. Change all
5442 callers. Remove old relro handling.
5443 * output.h (class Output_section): Add new methods: is_last_relro,
5444 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5445 Add is_last_relro_ and is_first_non_relro_ fields.
5446 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5447 Create separate .got.plt section. Call increase_relro.
5448 * x86_64.cc (Target_x86_64::got_section): Likewise.
5449 * testsuite/relro_script_test.t: Add .got.plt.
5452 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5453 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5454 (Layout::finalize): Call set_dynamic_symbol_size.
5455 (Layout::set_dynamic_symbol_size): New function.
5456 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5457 set_dynamic_symbol_size.
5460 * output.h (class Output_section): Add is_entsize_zero_ field.
5461 * output.cc (Output_section::Output_section): Initialize
5463 (Output_section::set_entsize): If two different entsizes are
5464 requested, force it to zero.
5465 (Output_section::add_input_section): Set flags for .debug_str
5466 before updating section flags. Set entsize.
5467 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5468 and SHF_STRING if all input sections have those flags.
5470 2009-12-29 Rafael Espindola <espindola@google.com>
5472 * main.cc (main): Fix the sys time reporting.
5473 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5476 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5478 * options.cc (General_options::parse_version): Allow -v to exit
5479 without an error if there is nothing to link.
5481 2009-12-29 Ian Lance Taylor <iant@google.com>
5483 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5484 using a version of gcc before 4.1.
5485 * configure: Rebuild.
5487 2009-12-28 Chris Demetriou <cgd@google.com>
5489 * attributes.cc (Output_attributes_section_data::do_write): Use
5490 std::vector::front rather than std::vector::data.
5492 2009-12-28 Ian Lance Taylor <iant@google.com>
5494 * symtab.h (class Symbol_table): Add enum Defined.
5495 * resolve.cc (Symbol_table::should_override): Add defined
5496 parameter. Change all callers. Test whether object is NULL
5497 before calling a method on it.
5498 (Symbol_table::report_resolve_problem): Add defined parameter.
5500 (Symbol_table::should_override_with_special): Likewise.
5501 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5502 parameter. Change all callers.
5503 (Symbol_table::do_define_in_output_data): Likewise.
5504 (Symbol_table::define_in_output_segment): Likewise.
5505 (Symbol_table::do_define_in_output_segment): Likewise.
5506 (Symbol_table::define_as_constant): Likewise.
5507 (Symbol_table::do_define_as_constant): Likewise.
5508 * script.h (class Symbol_assignment): Add is_defsym parameter to
5509 constructor; change all callers.
5510 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5511 parameter. Change all callers. Add is_defsym_ field.
5512 (class Parser_closure): Add parsing_defsym parameter to
5513 constructor; change all callers. Add parsing_defsym accessor
5514 function. Add parsing_defsym_ field.
5516 2009-12-28 Ian Lance Taylor <iant@google.com>
5518 * gold.cc (queue_middle_tasks): Fix formatting.
5519 * object.cc (Relobj::is_section_name_included): Likewise.
5521 2009-12-23 Ian Lance Taylor <iant@google.com>
5523 * i386.cc (Target_i386::do_calls_non_split): Recognize
5524 -fsplit-stack prologue for a function with a static chain.
5525 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5526 -fsplit-stack prologue when using %r11.
5528 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5530 * options.cc (General_options::parse_version): Make -v continue and do
5531 the link like GNU ld does.
5533 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5535 * Makefile.am (CCFILES): Add timer.cc.
5536 (HFILES): Add timer.h.
5537 * configure.ac: Check for sysconf and times.
5538 * main.cc: include timer.h.
5539 (main): Use Timer instead of get_run_time.
5542 * workqueue.cc: include timer.h.
5543 (Workqueue::find_and_run_task):
5544 Report user, sys and wall time.
5545 * Makefile.in: Regenerate.
5546 * config.in: Regenerate.
5547 * configure: Regenerate.
5549 2009-12-16 Doug Kwan <dougkwan@google.com>
5551 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5553 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5554 relaxed input sections.
5555 * output.cc (Output_section::find_relaxed_input_section): Change
5556 return type to Output_relaxed_input_section pointer. Adjust code
5557 for new type of relaxed_input_section_map_.
5558 * output.h (Output_section::find_relaxed_input_section): Change
5559 return type to Output_relaxed_input_section pointer.
5560 (Output_section::Output_relaxed_input_section_by_input_section_map):
5562 (Output_section::relaxed_input_section_map_): Change type to
5563 Output_section::Output_relaxed_input_section_by_input_section_map.
5564 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5567 2009-12-15 Ian Lance Taylor <iant@google.com>
5569 * layout.cc (Layout::create_shstrtab): Only write out after input
5570 sections if we are compressing debug sections.
5572 2009-12-15 Ian Lance Taylor <iant@google.com>
5574 * archive.cc (Archive::add_symbols): Only look up a symbol without
5575 a version if there is, in fact, a version.
5577 2009-12-14 Ian Lance Taylor <iant@google.com>
5579 Revert -Wshadow changes, all changes from:
5580 2009-12-11 Doug Kwan <dougkwan@google.com>
5581 2009-12-11 Nick Clifton <nickc@redhat.com>
5582 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5584 2009-12-11 Doug Kwan <dougkwan@google.com>
5586 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5588 * attributes.cc (Object_attribute::size): Ditto.
5589 (Attributes_section_data::size): Ditto.
5590 (Attributes_section_data::Attributes_section_data): Ditto.
5591 (Output_attributes_section_data::do_write): Ditto.
5592 * attributes.h (Object_attribute::set_type): Ditto.
5593 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5595 2009-12-11 Nick Clifton <nickc@redhat.com>
5597 * archive.cc: Fix shadowed variable warnings.
5599 * compressed_output.cc: Likewise.
5600 * compressed_output.h: Likewise.
5601 * configure: Likewise.
5602 * dwarf_reader.cc: Likewise.
5603 * dynobj.cc: Likewise.
5604 * dynobj.h: Likewise.
5605 * ehframe.cc: Likewise.
5606 * ehframe.h: Likewise.
5607 * errors.cc: Likewise.
5608 * expression.cc: Likewise.
5609 * fileread.cc: Likewise.
5610 * fileread.h: Likewise.
5611 * freebsd.h: Likewise.
5612 * i386.cc: Likewise.
5614 * incremental.h: Likewise.
5615 * layout.cc: Likewise.
5616 * layout.h: Likewise.
5617 * mapfile.cc: Likewise.
5618 * merge.cc: Likewise.
5619 * merge.h: Likewise.
5620 * object.cc: Likewise.
5621 * object.h: Likewise.
5622 * options.h: Likewise.
5623 * output.cc: Likewise.
5624 * output.h: Likewise.
5625 * parameters.cc: Likewise.
5626 * plugin.cc: Likewise.
5627 * powerpc.cc: Likewise.
5628 * reduced_debug_output.cc: Likewise.
5629 * reduced_debug_output.h: Likewise.
5630 * reloc.cc: Likewise.
5631 * reloc.h: Likewise.
5632 * resolve.cc: Likewise.
5633 * script-sections.cc: Likewise.
5634 * script.cc: Likewise.
5635 * script.h: Likewise.
5636 * sparc.cc: Likewise.
5637 * symtab.cc: Likewise.
5638 * symtab.h: Likewise.
5639 * target-select.cc: Likewise.
5640 * target-select.h: Likewise.
5641 * token.h: Likewise.
5642 * workqueue.cc: Likewise.
5643 * workqueue.h: Likewise.
5644 * x86_64.cc: Likewise.
5646 2009-12-10 Doug Kwan <dougkwan@google.com>
5648 * arm.cc (attributes.h): New include.
5649 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5650 (Arm_relobj::~Arm_relobj): Delete object pointed by
5651 attributes_section_data_.
5652 (Arm_relobj::attributes_section_data): New method definition.
5653 (Arm_relobj::attributes_section_data_): New data member declaration.
5654 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5655 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5656 attributes_section_data_.
5657 (Arm_dynobj::attributes_section_data): New method definition.
5658 (Arm_dynobj::attributes_section_data_): New data member declaration.
5659 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5660 initialization value of may_use_blx_ to false.
5661 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5662 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5663 object attributes to compute results instead of hard-coding.
5664 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5665 Target_arm::get_secondary_compatible_arch,
5666 Target_arm::set_secondary_compatible_arch
5667 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5668 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5669 New method declarations.
5670 (Target_arm::get_aeabi_object_attribute): New method definition.
5671 (Target_arm::attributes_section_data_): New data member declaration.
5672 (read_arm_attributes_section): New template definition.
5673 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5674 (Arm_dynobj::do_read_symbols): Ditto.
5675 (Target_arm::do_finalize_sections): Merge attributes sections from
5676 input. Check for BLX use after attributes section merging.
5677 Fix __exidx_start and __exidx_end visibility. Create an
5678 .ARM.attributes section if necessary.
5679 (Target_arm::get_secondary_compatible_arch,
5680 Target_arm::set_secondary_compatible_arch,
5681 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5682 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5683 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5684 New method definitions.
5686 2009-12-09 Ian Lance Taylor <iant@google.com>
5688 * plugin.cc (Plugin::load): Don't cast from void* to a function
5691 2009-12-09 Ian Lance Taylor <iant@google.com>
5693 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5696 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5698 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5699 Replace two_file_shared_1.so with two_file_shared_2.so.
5700 * testsuite/Makefile.in: Regenerated.
5702 2009-12-08 Doug Kwan <dougkwan@google.com>
5704 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5705 (HFILES): Add attributes.h and int_encoding.h.
5706 * Makefile.in: Regenerate.
5707 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5708 function definitions to int_encoding.cc
5709 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5710 prototypes to int_encoding.h
5711 * reduced_debug_output.cc (int_encoding.h): New include.
5712 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5713 function definitions to int_encoding.cc
5714 (insert_into_vector, read_from_pointer): Move template definitions to
5716 * attributes.cc: New file.
5717 * attributes.h: New file.
5718 * int_encoding.cc: New file.
5719 * int_encoding.h: New file.
5721 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5724 * incremental-dump.cc (dump_incremental_inputs): New.
5725 (main): Use dump_incremental_inputs.
5727 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5730 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5731 checking elfcpp::STT_FUNC.
5732 (Target_i386::Relocate::relocate): Likewise.
5733 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5735 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5736 symbols from shared libraries into normal FUNC symbols.
5738 * symtab.h (Symbol): Add is_func and use it.
5740 2009-12-05 Doug Kwan <dougkwan@google.com>
5742 * arm.cc (Target_arm::arm_info): Initialize new fields
5743 attributes_section and attributes_vendor.
5744 * i386.cc (Target_i386::i386_info): Same.
5745 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5746 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5747 fields attributes_section and attributes_vendor.
5748 * sparc.cc (Target_sparc::sparc_info): Same.
5749 * target.h (Target::attributes_section, Target::attributes_vendor,
5750 Target::is_attributes_section, Target::attribute_arg_type,
5751 Target::attributes_order): New method definitions.
5752 (Target::Target_info::attributes_section,
5753 Target::Target_info::attributes_vendor): New fields.
5754 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5755 virtual method definitions.
5756 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5757 attributes_section and attributes_vendor.
5758 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5760 2009-12-05 Doug Kwan <dougkwan@google.com>
5762 * arm.cc: Update comments about interworking and stub generation.
5763 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5764 considered as non-PIC.
5765 (Arm_relocate_functions::base_abs): Fix formatting.
5766 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5767 of function to use GOT entry address instead of offset.
5768 (Target_arm::Scan::global): Issue an error if a symbol would need a
5769 PLT does not get one because it is untyped. Remove code to create
5770 dynamic symbols for relative branches.
5771 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5772 takes unsigned integer instead of boolean.
5774 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5776 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5777 (two_file_test_LDADD): Likewise.
5778 (common_test_1_LDADD): Likewise.
5779 (exception_test_LDADD) Likewise.
5780 (weak_test_LDADD): Likewise.
5781 (many_sections_test_LDADD): Likewise.
5782 (initpri1_LDADD): Likewise.
5783 (script_test_1_LDADD): Likewise.
5784 (script_test_2_LDADD): Likewise.
5785 (justsyms_LDADD): Likewise.
5786 (binary_test_LDADD): Likewise.
5787 (large_LDADD): Likewise.
5788 * testsuite/Makefile.in: Regenerated.
5790 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5792 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5793 (Symbol_table::override_with_special): Likewise.
5794 (Symbol_table::add_from_object): Likewise.
5796 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5798 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5799 Don't set the data_offset twice.
5801 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5803 * testsuite/Makefile.in: Regenerate.
5805 2009-12-03 Doug Kwan <dougkwan@google.com>
5807 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5808 (Target_arm::do_finalize_sections): Add parameter for symbol table
5809 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5810 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5811 parameter for symbol table pointer.
5812 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5813 an additional parameter for a pointer to symbol table.
5814 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5815 parameter for a symbol table pointer.
5816 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5817 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5819 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5820 parameter for a symbol table pointer.
5822 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5824 * incremental.cc (Incremental_inputs_header)
5825 (Incremental_inputs_header_write, Incremental_inputs_entry)
5826 (Incremental_inputs_entry_write): Move ...
5827 * incremental.h (Incremental_inputs_header)
5828 (Incremental_inputs_header_write, Incremental_inputs_entry)
5829 (Incremental_inputs_entry_write): here.
5831 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5833 * incremental.cc (make_sized_incremental_binary): Set the target.
5834 Error if it is incompatible.
5835 * output.h (Output_file): Add filename method.
5837 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5839 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5840 from the get_* methods.
5842 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5844 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5845 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5846 Write 0 for the data_offset of scripts.
5848 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5850 * testsuite/Makefile.am: Add the incremental_test.sh test.
5851 * testsuite/incremental_test.sh: New.
5852 * testsuite/incremental_test_1.c: New.
5853 * testsuite/incremental_test_2.c: New.
5855 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5857 * incremental-dump.cc (main): Fix typos.
5859 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5862 * incremental-dump.cc (main): Use llu to print 64 bit values.
5864 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5865 H.J. Lu <hongjiu.lu@intel.com>
5867 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5869 (incremental_dump_LDADD): Likewise.
5870 * Makefile.in: Regenerated.
5872 2009-11-25 Doug Kwan <dougkwan@google.com>
5876 2009-11-25 Doug Kwan <dougkwan@google.com>
5878 * arm.cc (Target_arm::Target_arm): Move method definition
5879 outside of class definition. Add code to handle
5880 --target1-rel, --target1-abs and --target2= options.
5881 (Target_arm::get_reloc_reloc_type): Change method to be
5882 non-static and const.
5883 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5884 New data member declaration.
5885 (Target_arm::Scan::local, Target_arm::Scan::global,
5886 Target_arm::Relocate::relocate,
5887 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5888 Adjust call to Target_arm::get_real_reloc_type.
5889 (Target_arm::get_real_reloc_type): Use command line options
5890 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5891 * options.h (--target1-rel, --target1-abs, --target2): New
5894 2009-11-25 Doug Kwan <dougkwan@google.com>
5896 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5897 class definition. Add code to handle --target1-rel, --target1-abs
5898 and --target2= options.
5899 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5901 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5903 (Target_arm::Scan::local, Target_arm::Scan::global,
5904 Target_arm::Relocate::relocate,
5905 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5906 call to Target_arm::get_real_reloc_type.
5907 (Target_arm::get_real_reloc_type): Use command line options to
5908 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5909 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5912 2009-11-25 Doug Kwan <dougkwan@google.com>
5914 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5915 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5916 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5918 (Arm_relocate_functions::thm_call): Replace body with a call to
5919 Arm_relocate_functions::thumb_branch_common.
5920 (Arm_relocate_functions::thm_jump24,
5921 Arm_relocate_functions::thm_xpc22): New method definitions.
5922 (Arm_relocate_functions::thumb_branch_common): New method definition.
5923 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5925 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5926 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5928 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5930 * Makefile.am: Build incremental-dump
5931 * Makefile.in: Regenerate.
5932 * incremental-dump.cc: New.
5933 * incremental.cc (Incremental_inputs_header_data,
5934 Incremental_inputs_entry_data): Move to incremental.h
5935 * incremental.h: (Incremental_inputs_header_data,
5936 Incremental_inputs_entry_data): Move from incremental.cc
5938 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5940 * incremental.cc (Incremental_inputs_header,
5941 Incremental_inputs_header_write, Incremental_inputs_entry,
5942 Incremental_inputs_entry_write): Add a typedef with the data type.
5944 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5946 * incremental.cc (Incremental_inputs_header,
5947 Incremental_inputs_header_write, Incremental_inputs_entry,
5948 Incremental_inputs_entry_write): Update comment about which
5949 type has the filed descriptions.
5951 2009-11-15 Doug Kwan <dougkwan@google.com>
5953 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5954 (Arm_relocate_functions::arm_branch_common): Change method defintion
5955 in class definition to a method declaration and update list of formal
5957 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5958 Arm_relocation_functions::jump24): Adjust call to
5959 Arm_relocate_functions::arm_branch_common. Update list of formal
5961 (Arm_relocate_functions::xpc25): New method definition.
5962 (Arm_relocate_functions::arm_branch_common): Move method defintion
5963 out from class definition. Use stubs for mode-switching and extending
5965 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5966 specially. Change code to enable use of stubs in ARM branches.
5968 2009-11-10 Doug Kwan <dougkwan@google.com>
5970 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5971 in method declaration.
5972 (Target_arm::relocate_stub): New method declaration.
5973 (Target_arm::default_target): Change to return a pointer instead of
5975 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5976 Target_arm::default_target.
5977 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5979 (Target_arm::relocate_section): Adjust view.
5980 (Target_arm::relocate_stub): New method definition.
5982 2009-11-10 Doug Kwan <dougkwan@google.com>
5984 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5986 * incremental.cc (open_incremental_binary): Initialized local
5987 variables to avoid warnings.
5988 * object.cc (make_elf_object): Ditto.
5989 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5992 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5995 * testsuite/plugin_test.c: Include "config.h".
5997 2009-11-09 Doug Kwan <dougkwan@google.com>
5999 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6000 (arm_symbol_value): Remove.
6001 (Arm_relocate_functions::arm_branch_common,
6002 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6003 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6004 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6005 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6006 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6007 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6008 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6009 Arm_relocate_functions::thm_mobw_abs_nc,
6010 Arm_relocate_functions::thm_mov_abs,
6011 Arm_relocate_functions::movw_prel_nc,
6012 Arm_relocate_functions::thm_movt_abs,
6013 Arm_relocate_functions::movt_prel,
6014 Arm_relocate_functions::thm_movw_prel_nc,
6015 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6016 (Target_arm::Relocate::relocate): Only decompose address into two
6017 parts if relocation type uses the thumb-bit and pass the actual
6018 bit instead of a flag indicating that the thumb-bit is used. Adjust
6019 calls to methods in Arm_relocate_functions for this change.
6021 2009-11-08 Ian Lance Taylor <iant@google.com>
6024 * reloc.cc: Instantiate
6025 Sized_relobj::initialize_input_to_output_maps and
6026 Sized_relobj:free_input_to_output_maps.
6028 2009-11-06 Ian Lance Taylor <iant@google.com>
6031 * defstd.cc (in_segment): Set only_if_ref true for "end".
6033 2009-11-06 Doug Kwan <dougkwan@google.com>
6035 * arm.cc (class Reloc_stub): Correct a comment.
6036 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6037 (Target_arm::scan_section_for_stubs): New method declaration.
6038 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6039 Change methods from private to protected.
6040 (Target_arm::do_may_relax): New method definition.
6041 (Target_arm::do_relax, Target_arm::group_sections,
6042 Target_arm::scan_reloc_for_stub,
6043 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6044 (Target_arm::arm_input_section_map_): New data member declaration.
6045 (Target_arm::scan_reloc_for_stub,
6046 Target_arm::scan_reloc_section_for_stubs,
6047 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6048 Target_arm::do_relax): New method definitions.
6050 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6052 * configure.ac: Check for (struct stat)::st_mtim
6053 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6054 * config.in: Regenerate.
6055 * configure: Regenerate.
6057 2009-11-05 Ian Lance Taylor <iant@google.com>
6060 * output.cc (Output_segment::add_output_section): Add missing
6063 2009-11-04 Ian Lance Taylor <iant@google.com>
6066 * object.h (class Object): Add is_needed and set_is_needed
6067 methods. Add is_needed_ field. Make bool fields into bitfields.
6068 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6069 defined in a dynamic object and referenced by a regular object,
6070 set is_needed for the dynamic object.
6071 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6072 if the file is marked with as_needed and it is not needed.
6074 2009-11-04 Ian Lance Taylor <iant@google.com>
6077 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6078 tags if data is discarded by linker script.
6079 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6080 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6081 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6082 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6084 2009-11-04 Ian Lance Taylor <iant@google.com>
6086 * layout.cc (Layout::get_output_section): Add is_interp and
6087 is_dynamic_linker_section parameters. Change all callers.
6088 (Layout::choose_output_section): Likewise.
6089 (Layout::make_output_section): Likewise.
6090 (Layout::add_output_section_data): Add is_dynamic_linker_section
6091 parameter. Change all callers.
6092 * layout.h (class Layout): Update declarations.
6093 * output.h (class Output_section): Add is_interp, set_is_interp,
6094 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6095 Add is_interp_, is_dynamic_linker_section_ fields. Change
6096 generate_code_fills_at_write_ to a bitfield.
6097 * output.cc (Output_section::Output_sections): Initialize new
6099 (Output_segment::add_output_section): Add do_sort parameter.
6102 2009-11-03 Ian Lance Taylor <iant@google.com>
6105 * options.h (class General_options): Add --warn-common.
6106 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6107 merging two common symbols.
6108 (Symbol_table::should_override): Handle --warn-common when merging
6109 a common symbol with a defined symbol. Use report_resolve_problem
6110 for multiple definitions.
6111 (Symbol_table::report_resolve_problem): New function.
6112 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6114 2009-11-03 Doug Kwan <dougkwan@google.com>
6116 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6118 (Target_arm::stub_factory): New method definition.
6119 (Target_arm::new_arm_input_section,
6120 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6121 Target_arm::reloc_uses_thumb_bit): New method declarations.
6122 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6123 New type definitions.
6124 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6125 member declarations.
6126 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6127 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6128 New method definitions.
6130 2009-11-03 Ian Lance Taylor <iant@google.com>
6132 * options.h (class General_options): Add --warn_constructors.
6134 2009-11-03 Ian Lance Taylor <iant@google.com>
6137 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6138 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6140 2009-11-03 Ian Lance Taylor <iant@google.com>
6143 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6144 --msgid-bugs-address.
6145 (install-pdf): New target.
6146 (install-data_yes): Look up one directory to find mkinstalldirs.
6148 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6150 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6153 2009-10-30 Doug Kwan <dougkwan@google.com>
6155 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6157 2009-10-30 Doug Kwan <dougkwan@google.com>
6159 * arm.cc (Stub_addend_reader): New struct template definition
6160 and partial specializations.
6161 (Stub_addend_reader::operator()): New method definition for a
6162 partially specialized template.
6164 2009-10-30 Doug Kwan <dougkwan@google.com>
6166 * arm.cc (Arm_relobj::processor_specific_flags): New method
6168 (Arm_relobj::do_read_symbols): New method declaration.
6169 (Arm_relobj::processor_specific_flags_): New data member declaration.
6170 (Arm_dynobj): New class definition.
6171 (Target_arm::do_finalize_sections): Add input_objects parameter.
6172 (Target_arm::do_adjust_elf_header): New method declaration.
6173 (Target_arm::are_eabi_versions_compatible,
6174 (Target_arm::merge_processor_specific_flags): New method declaration.
6175 (Target_arm::do_make_elf_object): New overloaded method definitions
6177 (Arm_relobj::do_read_symbols): New method definition.
6178 (Arm_dynobj::do_read_symbols): Ditto.
6179 (Target_arm::do_finalize_sections): Add input_objects parameters.
6180 Merge processor-specific flags from all input objects.
6181 (Target_arm::are_eabi_versions_compatible,
6182 Target_arm::merge_processor_specific_flags,
6183 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6184 New method definitions.
6185 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6186 Input_objects pointer type parameter.
6187 * layout.cc (Layout::finalize): Pass input objects to target's.
6188 finalize_sections function.
6189 * output.cc (Output_file_header::do_sized_write): Set ELF file
6190 header's processor-specific flags.
6191 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6192 Input_objects pointer type parameter.
6193 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6194 * target.h (Input_objects): New forward class declaration.
6195 (Target::processor_specific_flags,
6196 Target::are_processor_specific_flags_sect): New method definitions.
6197 (Target::finalize_sections): Add input_objects parameter.
6198 (Target::Target): Initialize processor_specific_flags_ and
6199 are_processor_specific_flags_set_.
6200 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6202 (Target::set_processor_specific_flags): New method definition.
6203 (Target::processor_specific_flags_,
6204 Target::are_processor_specific_flags_set_): New data member
6206 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6207 Input_objects pointer type parameter.
6209 2009-10-30 Doug Kwan <dougkwan@google.com>
6211 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6213 2009-10-28 Ian Lance Taylor <iant@google.com>
6215 * object.h (class Relobj): Drop options parameter from
6216 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6217 do_scan_relocs, do_relocate. Change all callers.
6218 (class Sized_relobj): Drop options parameters from
6219 do_gc_process_relocs, do_scan_relocs, do_relocate,
6220 do_relocate_sections, relocate_sections, emit_relocs_scan,
6221 emit_relocs_scan_reltype. Change all callers.
6222 (struct Relocate_info): Remove options field and all references to
6224 * reloc.h (class Read_relocs): Remove options constructor
6225 parameter and options_ field. Change all callers.
6226 (class Gc_process_relocs, class Scan_relocs): Likewise.
6227 (class Relocate_task): Likewise.
6228 * target-reloc.h (scan_relocs): Remove options parameter. Change
6230 (scan_relocatable_relocs): Likewise.
6231 * target.h (class Sized_target): Remove options parameter from
6232 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6234 * gc.h (gc_process_relocs): Remove options parameter. Change all
6236 * arm.cc: Update functions to remove options parameters.
6237 * i386.cc: Likewise.
6238 * powerpc.cc: Likewise.
6239 * sparc.cc: Likewise.
6240 * x86_64.cc: Likewise.
6241 * testsuite/testfile.cc: Likewise.
6243 2009-10-28 Doug Kwan <dougkwan@google.com>
6245 * arm.cc (Arm_relobj): New class definition.
6246 (Arm_relobj::scan_sections_for_stubs,
6247 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6248 New method definitions.
6250 2009-10-28 Cary Coutant <ccoutant@google.com>
6252 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6253 (Plugin::cleanup_done_): New member.
6254 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6255 (Plugin_manager::cleanup_done_): Remove.
6256 (Plugin_manager::add_input_file): Edit error message.
6257 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6258 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6260 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6262 * fileread.cc: (File_read::View::~View): Use the new
6263 data_ownership_ filed.
6264 (File_read::~File_read): Dispose the new whole_file_view_.
6265 (File_read::open): Mmap the whole file if needed.
6266 (File_read::open): Use whole_file_view_ instead of contents_.
6267 (File_read::find_view): Use whole_file_view_ if applicable.
6268 (File_read::do_read): Use whole_file_view_ instead of contents_.
6269 (File_read::make_view): Use whole_file_view_ instead of contents_,
6270 update File_read::View::View call.
6271 (File_read::find_or_make_view): Update File_read::View::View
6273 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6275 (File_read::View::Data_ownership): New enum.
6276 (File_read::View::View): Replace bool mapped_ with Data_ownership
6278 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6279 (File_read::View::data_ownership_): New field.
6280 (File_read::contents_): Remove (replaced by whole_file_view_).
6281 (File_read::whole_file_view_): New field.
6282 * options.h (class General_options): Add --keep-files-mapped.
6284 2009-10-27 Cary Coutant <ccoutant@google.com>
6286 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6287 * testsuite/Makefile.am (plugin_test_5): New test case.
6288 * testsuite/Makefile.in: Regenerate.
6290 2009-10-25 Doug Kwan <dougkwan@google.com>
6292 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6293 from private to protected to allow access by child class.
6294 (Sized_relobj::do_relocate_sections): New method declaration.
6295 (Sized_relobj::relocate_sections): Virtualize.
6296 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6297 Sized_relobj::relocate_sections. Instantiate template explicitly
6298 for different target sizes and endianity.
6300 2009-10-24 Doug Kwan <dougkwan@google.com>
6302 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6303 (Arm_input_section::as_arm_input_section): New method.
6304 (Arm_output_section): New class definition.
6305 (Arm_output_section::create_stub_group,
6306 Arm_output_section::group_sections): New method definitions.
6308 2009-10-22 Doug Kwan <dougkwan@google.com>
6310 * arm.cc (Arm_input_section): New class definition.
6311 (Arm_input_section::init, Arm_input_section:do_write,
6312 Arm_input_section::set_final_data_size,
6313 Arm_input_section::do_reset_address_and_file_offset): New method
6316 2009-10-21 Doug Kwan <dougkwan@google.com>
6318 * arm.cc (Stub_table, Arm_input_section): New forward class
6320 (Stub_table): New class defintion.
6321 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6322 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6323 New method definition.
6325 2009-10-21 Doug Kwan <dougkwan@google.com>
6327 * arm.cc: Update copyright comments.
6328 (Target_arm): New forward class template declaration.
6329 (Arm_address): New type.
6330 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6331 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6332 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6334 (Insn_template): Same.
6335 (DEF_STUBS): New macro.
6336 (Stub_type): New enum type.
6337 (Stub_template): New class definition.
6340 (Stub_factory): Same.
6341 (Target_arm::Target_arm): Initialize may_use_blx_ and
6342 should_force_pic_veneer_.
6343 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6344 Target_arm::should_force_pic_veneer,
6345 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6346 Target_arm::using_thumb_only, Target_arm:;default_target): New
6348 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6349 New data member declarations.
6350 (Insn_template::size, Insn_template::alignment): New method defintions.
6351 (Stub_template::Stub_template): New method definition.
6352 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6353 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6354 (Stub_factory::Stub_factory): New method definition.
6355 * gold.h (string_hash): New template.
6356 * output.h (Input_section_specifier::hash_value): Use
6358 (Input_section_specifier::string_hash): Remove.
6359 * stringpool.cc (Stringpool_template::string_hash): Use
6362 2009-10-20 Doug Kwan <dougkwan@google.com>
6364 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6365 symbols of relaxed input sections.
6366 * output.h (Output_section::find_relaxed_input_section): Make
6369 2009-10-16 Doug Kwan <dougkwan@google.com>
6371 * dynobj.cc (Versions::Versions): Initialize version_script_.
6372 Only insert base version symbol definition for a shared object
6373 if version script defines any version versions.
6374 (Versions::define_base_version): New method definition.
6375 (Versions::add_def): Check that base version is not needed.
6376 (Versions::add_need): Define base version lazily.
6377 * dynobj.h (Versions::define_base_version): New method declaration.
6378 (Versions::needs_base_version_): New data member declaration.
6379 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6380 (check_DATA): Add no_version_test.stdout.
6381 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6383 * testsuite/Makefile.in: Regenerate.
6384 * testsuite/no_version_test.c: New file.
6385 * testsuite/no_version_test.sh: Ditto.
6387 2009-10-16 Doug Kwan <dougkwan@google.com>
6389 * expression.cc (class Segment_start_expression): New class definition.
6390 (Segment_start_expression::value): New method definition.
6391 (script_exp_function_segment_start): Return a new
6392 Segment_start_expression.
6393 * gold/script-c.h (script_saw_segment_start_expression): New function
6395 * script-sections.cc (Script_sections::Script_sections): Initialize
6396 SAW_SEGMENT_START_EXPRESSION_ to false.
6397 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6398 and -Tbbs options to specify section addresses if given in
6399 command line and no SEGMENT_START expression is seen in a script.
6400 * script-sections.h (Script_sections::saw_segment_start_expression,
6401 Script_sections::set_saw_segment_start_expression): New method
6403 (Script_sections::saw_segment_start_expression_): New data member
6405 * script.cc (script_saw_segment_start_expression): New function.
6406 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6407 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6408 script_test_7.sh and script_test_8.sh.
6409 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6410 script_test_8.stdout.
6411 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6412 (script_test_6, script_test_6.stdout, script_test_7,
6413 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6414 * Makefile.in: Regenerate.
6415 * testsuite/script_test_6.sh: New file.
6416 * testsuite/script_test_6.t: Same.
6417 * testsuite/script_test_7.sh: Same.
6418 * testsuite/script_test_7.t: Same.
6419 * testsuite/script_test_8.sh: Same.
6421 2009-10-16 Doug Kwan <dougkwan@google.com>
6423 * output.cc (Output_segment::set_section_list_address): Cast
6424 expressions to unsigned long long type to avoid format warnings.
6426 2009-10-15 Ian Lance Taylor <iant@google.com>
6428 * script.cc (Script_options::add_symbol_assignment): Always add a
6429 dot assignment to script_sections_.
6430 * script-sections.cc (Script_sections::add_dot_assignment):
6431 Initialize if necessary.
6433 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6434 program headers with no load segment if there is a linker script.
6436 * layout.cc (Layout::set_segment_offsets): Align the file offset
6437 to the segment aligment for -N or -n with no load segment.
6438 * output.cc (Output_segment::add_output_section): Don't crash if
6439 the first section is a TLS section.
6440 (Output_segment::set_section_list_addresses): Print an error
6441 message if the address moves backward in a linker script.
6442 * script-sections.cc
6443 (Output_section_element_input::set_section_addresses): Don't
6444 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6445 (Orphan_output_section::set_section_addresses): Likewise.
6447 2009-10-15 Doug Kwan <dougkwan@google.com>
6449 * layout.cc (Layout::finish_dynamic_section): Generate tags
6450 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6451 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6452 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6454 2009-10-14 Ian Lance Taylor <iant@google.com>
6456 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6458 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6459 data_shdr fields of relinfo.
6460 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6461 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6462 R_386_TLS_LDO_32, adjust based on section flags.
6463 (Target_i386::Relocate::fix_up_ldo): Remove.
6465 2009-10-13 Ian Lance Taylor <iant@google.com>
6467 Add support for -pie.
6468 * options.h (class General_options): Add -pie and
6470 (General_options::output_is_position_independent): Test -pie.
6471 (General_options::output_is_executable): Return true if not shared
6472 and not relocatable.
6473 (General_options::output_is_pie): Remove.
6474 * options.cc (General_options::finalize): Reject incompatible uses
6476 * gold.cc (queue_middle_tasks): A -pie link is not static.
6477 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6478 * symtab.cc (Symbol::final_value_is_known): Return false if
6479 output_is_position_independent.
6480 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6481 output_is_position_independent.
6482 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6483 output_is_position_independent.
6484 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6485 output_is_position_independent.
6486 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6488 (basic_pie_test.o, basic_pie_test): New targets.
6489 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6490 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6491 (two_file_pie_test): New target.
6492 * testsuite/Makefile.in: Rebuild.
6493 * README: Remove note saying that -pie is not supported.
6495 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6497 * options.h (class General_options): Add -init and -fini.
6498 * layout.cc (Layout::finish_dynamic_section): Emit
6499 given init and fini functions.
6501 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6503 * gc.h (gc_process_relocs): Check if icf is enabled using new
6505 * gold.cc (queue_initial_tasks): Likewise.
6506 (queue_middle_tasks): Likewise.
6507 * object.cc (do_layout): Likewise.
6508 * symtab.cc (is_section_folded): Likewise.
6509 * main.cc (main): Likewise.
6510 * reloc.cc (Read_relocs::run): Likewise.
6511 (Sized_relobj::do_scan_relocs): Likewise.
6512 * icf.cc (is_function_ctor_or_dtor): New function.
6513 (Icf::find_identical_sections): Check if function is ctor or dtor when
6515 * options.h (General_options::icf): Change option to be an enum.
6516 (Icf_status): New enum.
6517 (icf_enabled): New method.
6518 (icf_safe_folding): New method.
6519 (set_icf_status): New method.
6520 (icf_status_): New variable.
6521 * (options.cc) (General_options::finalize): Set icf_status_.
6522 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6523 icf_test and icf_keep_unique_test to use the --icf enum flag.
6524 * testsuite/icf_safe_test.sh: New file.
6525 * testsuite/icf_safe_test.cc: New file.
6527 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6529 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6530 includes to gc.h and icf.h.
6531 * arm.cc: Include gc.h.
6532 * gold.cc: Likewise.
6533 * i386.cc: Likewise.
6534 * powerpc.cc: Likewise.
6535 * sparc.cc: Likewise.
6536 * x86_64.cc: Likewise.
6537 * gc.h: Include icf.h.
6539 2009-10-11 Ian Lance Taylor <iant@google.com>
6541 * plugin.cc: Include "gold.h" before other header files.
6543 2009-10-10 Chris Demetriou <cgd@google.com>
6545 * options.h (Input_file_argument::Input_file_type): New enum.
6546 (Input_file_argument::is_lib_): Replace with...
6547 (Input_file_argument::type_): New member.
6548 (Input_file_argument::Input_file_argument): Take Input_file_type
6549 'type' rather than boolean 'is_lib' as second argument.
6550 (Input_file_argument::is_lib): Use type_.
6551 (Input_file_argument::is_searched_file): New function.
6552 (Input_file_argument::may_need_search): Handle is_searched_file.
6553 * options.cc (General_options::parse_library): Support -l:filename.
6554 (General_options::parse_just_symbols): Update for Input_file_argument
6556 (Command_line::process): Likewise.
6557 * archive.cc (Archive::get_file_and_offset): Likewise.
6558 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6559 * script.cc (read_script_file, script_add_file): Likewise.
6560 * fileread.cc (Input_file::Input_file): Likewise.
6561 (Input_file::will_search_for): Handle is_searched_file.
6562 (Input_file::open): Likewise.
6563 * readsyms.cc (Read_symbols::get_name): Likewise.
6564 * testsuite/Makefile.am (searched_file_test): New test.
6565 * testsuite/Makefile.in: Regenerate.
6566 * testsuite/searched_file_test.cc: New file.
6567 * testsuite/searched_file_test_lib.cc: New file.
6569 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6570 Ian Lance Taylor <iant@google.com>
6572 * descriptor.cc: Include <cstdio> and "binary-io.h".
6573 (Descriptors::open): Open the files in binary mode always.
6574 * script.cc (Lex::get_token): Treat \r as whitespace.
6576 2009-10-09 Ian Lance Taylor <iant@google.com>
6578 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6580 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6581 Ian Lance Taylor <iant@google.com>
6583 * configure.ac: Check for readv function also.
6584 * fileread.cc (readv): Define if not HAVE_READV.
6585 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6587 * config.in: Regenerate.
6588 * configure: Regenerate.
6590 2009-10-09 Doug Kwan <dougkwan@google.com>
6592 * layout.cc (Layout::make_output_section): Call target hook to make
6593 ordinary output section.
6594 (Layout::finalize): Adjust parameter list of call the
6595 Target::may_relax().
6596 * layout.h (class Layout::section_list): New method.
6597 * merge.h (Output_merge_base::entsize): Change visibility to public.
6598 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6600 (Output_merge_string::do_is_string): New method.
6601 * object.cc (Sized_relobj::do_setup): renamed from
6602 Sized_relobj::set_up.
6603 * object.h (Sized_relobj::adjust_shndx,
6604 Sized_relobj::initializ_input_to_output_maps,
6605 Sized_relobj::free_input_to_output_maps): Change visibilities to
6607 (Sized_relobj::setup): Virtualize.
6608 (Sized_relobj::do_setup): New method declaration.
6609 (Sized_relobj::invalidate_section_offset,
6610 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6611 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6612 * options.cc (parse_int): New function.
6613 * options.h (parse_int): New declaration.
6614 (DEFINE_int): New macro.
6615 (stub_group_size): New option.
6616 * output.cc (Output_section::Output_section): Initialize memebers
6617 merge_section_map_, merge_section_by_properties_map_,
6618 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6619 (Output_section::add_input_section): Handled deferred code-fill
6620 generation and remove an old comment.
6621 (Output_section::add_relaxed_input_section): New method definition.
6622 (Output_section::add_merge_input_section): Use merge section by
6623 properties map to speed to search. Update merge section maps
6625 (Output_section::build_relaxation_map): New method definition.
6626 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6628 (Output_section::relax_input_section): Renamed to
6629 Output_section::convert_input_sections_to_relaxed_sections and change
6630 interface to take a vector of pointers to relaxed sections.
6631 (Output_section::find_merge_section,
6632 Output_section::find_relaxed_input_section): New method definitions.
6633 (Output_section::is_input_address_mapped,
6634 Output_section::output_offset, Output_section::output_address):
6635 Use output section data maps to speed up searching.
6636 (Output_section::find_starting_output_address): Add comments.
6637 (Output_section::do_write,
6638 Output_section::write_to_postprocessing_buffer): Do code-fill
6639 generation as appropriate.
6640 (Output_section::get_input_sections): Invalidate relaxed input section
6642 (Output_section::restore_states): Adjust type of checkpoint .
6643 Invalidate relaxed input section map.
6644 * output.h (Output_merge_base): New class declaration.
6645 (Input_section_specifier): New class defintion.
6646 (class Output_relaxed_input_section) Change base class to
6647 Output_section_data_build.
6648 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6649 base class initializer.
6650 (Output_section::add_relaxed_input_section): New method declaration.
6651 (Output_section::Input_section): Change visibility to protected.
6652 (Output_section::Input_section::relobj,
6653 Output_section::Input_section::shndx): Handle relaxed input sections.
6654 Output_section::input_sections) Change visibility to protected. Also
6655 define overload to return a non-const pointer.
6656 (Output_section::Merge_section_properties): New class defintion.
6657 (Output_section::Merge_section_by_properties_map,
6658 Output_section::Output_section_data_by_input_section_map,
6659 Output_section::Relaxation_map): New types.
6660 (Output_section::relax_input_section): Rename method to
6661 Output_section::convert_input_sections_to_relaxed_sections and change
6662 interface to take a vector of relaxed section pointers.
6663 (Output_section::find_merge_section,
6664 Output_section::find_relaxed_input_section,
6665 Output_section::build_relaxation_map,
6666 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6667 New method declarations.
6668 (Output_section::merge_section_map_
6669 Output_section::merge_section_by_properties_map_,
6670 Output_section::relaxed_input_section_map_,
6671 Output_section::is_relaxed_input_section_map_valid_,
6672 Output_section::generate_code_fills_at_write_): New data members.
6673 * script-sections.cc
6674 (Output_section_element_input::set_section_addresses): Call
6675 current_data_size and addralign methods of relaxed input sections.
6676 (Orphan_output_section::set_section_addresses): Call current_data_size
6677 and addralign methods of relaxed input sections.
6678 * symtab.cc (Symbol_table::compute_final_value): Extract template
6679 from the body of Symbol_table::sized_finalize_symbol.
6680 (Symbol_table::sized_finalized_symbol): Call
6681 Symbol_table::compute_final_value.
6682 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6683 (Symbol_table::compute_final_value): New templated method declaration.
6684 * target.cc (Target::do_make_output_section): New method defintion.
6685 * target.h (Target::make_output_section): New method declaration.
6686 (Target::relax): Add more parameters for input objects, symbol table
6687 and layout. Adjust call to do_relax.
6688 (Target::do_make_output_section): New method declaration.
6689 (Target::do_relax): Add parameters for input objects, symbol table
6692 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6694 * pread.c: Include stdio.h.
6696 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6698 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6701 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6703 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6704 Change read_shndx type to unsigned int.
6705 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6707 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6708 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6709 Change read_shndx type to unsigned int.
6710 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6712 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6713 * layout.cc (Layout::create_symtab_sections): Cast the result of
6714 local_symcount * symsize to off_t in the gold_assert.
6716 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6718 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6719 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6721 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6722 (Arm_relocate_functions::thm_abs5): New function.
6723 (Arm_relocate_functions::abs12): New function.
6724 (Arm_relocate_functions::abs16): New function.
6725 (Arm_relocate_functions::base_abs): New function.
6726 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6727 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6728 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6730 (Scan::global): Likewise.
6731 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6732 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6733 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6734 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6737 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6739 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6740 (Arm_relocate_functions::movt_prel): New function.
6741 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6742 (Arm_relocate_functions::thm_movt_prel): New function.
6743 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6744 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6745 (Scan::global, Relocate::relocate): Likewise.
6746 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6748 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6750 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6751 Incremental_checker.
6752 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6754 (class Incremental_inputs_header): New class.
6755 (Incremental_inputs_header_writer): Edit comment.
6756 (Incremental_inputs_entry): New class.
6757 (Incremental_inputs_entry_writer): Edit comment.
6758 (Sized_incremental_binary::do_find_incremental_inputs_section):
6759 Add *strtab_shndx parameter, fill it.
6760 (Sized_incremental_binary::do_check_inputs): New method.
6761 (Incremental_checker::can_incrementally_link_output_file): Use
6762 Sized_incremental_binary::check_inputs.
6763 (Incremental_inputs::report_command_line): Save command line in
6766 (Incremental_binary::find_incremental_inputs_section): New
6768 (Incremental_binary::do_find_incremental_inputs_section): Add
6769 strtab_shndx parameter.
6770 (Incremental_binary::do_check_inputs): New pure virtual method.
6771 (Sized_incremental_binary::do_check_inputs): Declare.
6772 (Incremental_checker::Incremental_checker): Add incremental_inputs
6773 parameter, use it to initialize incremental_inputs_.
6774 (Incremental_checker::incremental_inputs_): New field.
6775 (Incremental_checker::command_line): New method.
6776 (Incremental_checker::inputs): New method.
6777 (Incremental_checker::command_line_): New field.
6779 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6781 * incremental.cc: Include <cstdarg> and "target-select.h".
6782 (vexplain_no_incremental): New function.
6783 (explain_no_incremental): New function.
6784 (Incremental_binary::error): New method.
6785 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6787 (make_sized_incremental_binary): New function.
6788 (open_incremental_binary): New function.
6789 (can_incrementally_link_file): Add checks if output is ELF and has
6791 * incremental.h: Include "elfcpp_file.h" and "output.h".
6792 (Incremental_binary): New class.
6793 (Sized_incremental_binary): New class.
6794 (open_incremental_binary): Declare.
6795 * object.cc (is_elf_object): Use
6796 elfcpp::Elf_recognizer::is_elf_file.
6797 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6798 * output.h (Output_file::filesize): New method.
6800 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6802 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6804 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6805 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6807 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6809 (Arm_relocate_functions::movw_abs_nc): New function.
6810 (Arm_relocate_functions::movt_abs): New function.
6811 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6812 (Arm_relocate_functions::thm_movt_abs): New function.
6813 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6814 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6815 (Scan::global): Likewise.
6816 (Relocate::relocate): Likewise.
6817 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6819 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6821 * arm.cc (Arm_relocate_functions::got_prel) New function.
6822 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6823 (Relocate::relocate): Likewise.
6824 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6826 2009-10-06 Ian Lance Taylor <iant@google.com>
6828 * options.h (class General_options): Define
6829 split_stack_adjust_size parameter.
6830 * object.h (class Object): Add uses_split_stack_ and
6831 has_no_split_stack_ fields. Add uses_split_stack and
6832 has_no_split_stack accessor functions. Declare
6833 handle_split_stack_section.
6834 (class Reloc_symbol_changes): Define.
6835 (class Sized_relobj): Define Function_offsets. Declare
6836 split_stack_adjust, split_stack_adjust_reltype, and
6838 * object.cc (Object::handle_split_stack_section): New function.
6839 (Sized_relobj::do_layout): Call handle_split_stack_section.
6840 * dynobj.cc (Sized_dynobj::do_layout): Call
6841 handle_split_stack_section.
6842 * reloc.cc (Sized_relobj::relocate_sections): Call
6843 split_stack_adjust for executable sections in split_stack
6844 objects. Pass reloc_map to relocate_section.
6845 (Sized_relobj::split_stack_adjust): New function.
6846 (Sized_relobj::split_stack_adjust_reltype): New function.
6847 (Sized_relobj::find_functions): New function.
6848 * target-reloc.h: Include "object.h".
6849 (relocate_section): Add reloc_symbol_changes parameter. Change
6851 * target.h (class Target): Add calls_non_split method. Declare
6852 do_calls_non_split virtual method. Declare match_view and
6854 * target.cc: Include "elfcpp.h".
6855 (Target::do_calls_non_split): New function.
6856 (Target::match_view): New function.
6857 (Target::set_view_to_nop): New function.
6858 * gold.cc (queue_middle_tasks): Give an error if mixing
6859 split-stack and non-split-stack objects with -r.
6860 * i386.cc (Target_i386::relocate_section): Add
6861 reloc_symbol_changes parameter.
6862 (Target_i386::do_calls_non_split): New function.
6863 * x86_64.cc (Target_x86_64::relocate_section): Add
6864 reloc_symbol_changes parameter.
6865 (Target_x86_64::do_calls_non_split): New function.
6866 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6868 * powerpc.cc (Target_powerpc::relocate_section): Add
6869 reloc_symbol_changes parameter.
6870 * sparc.cc (Target_sparc::relocate_section): Add
6871 reloc_symbol_changes parameter.
6872 * configure.ac: Call AM_CONDITIONAL for the default target.
6873 * configure: Rebuild.
6874 * testsuite/Makefile.am (TEST_AS): New variable.
6875 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6876 (check_DATA): Add split_i386 and split_x86_64 files.
6877 (SPLIT_DEFSYMS): Define.
6878 (split_i386_[1234n].o): New targets.
6879 (split_i386_[124]): New targets.
6880 (split_i386_[1234r].stdout): New targets.
6881 (split_x86_64_[1234n].o): New targets.
6882 (split_x86_64_[124]): New targets.
6883 (split_x86_64_[1234r].stdout): New targets.
6884 (MOSTLYCLEANFILES): Add new executables.
6885 * testsuite/split_i386.sh: New file.
6886 * testsuite/split_x86_64.sh: New file.
6887 * testsuite/split_i386_1.s: New file.
6888 * testsuite/split_i386_2.s: New file.
6889 * testsuite/split_i386_3.s: New file.
6890 * testsuite/split_i386_4.s: New file.
6891 * testsuite/split_i386_n.s: New file.
6892 * testsuite/split_x86_64_1.s: New file.
6893 * testsuite/split_x86_64_2.s: New file.
6894 * testsuite/split_x86_64_3.s: New file.
6895 * testsuite/split_x86_64_4.s: New file.
6896 * testsuite/split_x86_64_n.s: New file.
6897 * testsuite/testfile.cc (Target_test): Update relocation_section
6899 * testsuite/Makefile.in: Rebuild.
6901 2009-10-06 Ian Lance Taylor <iant@google.com>
6903 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6904 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6905 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6906 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6907 the address on ldo_addrs_.
6908 (Target_i386::Relocate::fix_up_ldo): New function.
6910 2009-10-06 Rafael Espindola <espindola@google.com>
6912 * plugin.cc (add_input_library): New.
6913 (Plugin::load): Add add_input_library to tv.
6914 (Plugin_manager::add_input_file): Add the is_lib argument.
6915 (add_input_file): Update call to Plugin_manager::add_input_file.
6916 (add_input_library): New.
6917 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6919 2009-09-30 Doug Kwan <dougkwan@google.com>
6921 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6922 symbol and call Symbol::may_need_copy_reloc to determine if
6923 a copy reloc is needed.
6924 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6925 nocopyreloc is given in command line.
6926 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6927 given in command line.
6928 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6929 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6930 of the removed Target_i386::may_need_copy_reloc.
6931 * options.h (copyreloc): New option with default value false.
6932 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6933 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6934 instead of the removed Target_powerpc::may_need_copy_reloc.
6935 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6936 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6937 instead of the removed Target_sparc::may_need_copy_reloc.
6938 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6939 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6940 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6941 instead of the removed Target_x86_64::may_need_copy_reloc.
6943 2009-09-30 Ian Lance Taylor <iant@google.com>
6945 * object.h (class Object): Remove target_ field, and target,
6946 sized_target, and set_target methods.
6947 (Object::sized_target): Remove.
6948 (class Sized_relobj): Update declarations. Remove sized_target.
6949 * object.cc (Sized_relobj::setup): Remove target parameter.
6951 (Input_objects::add_object): Don't do anything with the target.
6952 (make_elf_sized_object): Add punconfigured parameter. Change all
6953 callers. Set or test parameter target.
6954 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6956 * parameters.cc (Parameters::set_target): Change parameter type to
6958 (Parameters::default_target): Remove.
6959 (set_parameters_target): Change parameter type to be non-const.
6960 (parameters_force_valid_target): New function.
6961 (parameters_clear_target): New function.
6962 * parameters.h (class Parameters): Update declarations. Remove
6963 default_target method. Add sized_target and clear_target
6964 methods. Change target_ to be non-const.
6965 (set_parameters_target): Update declaration.
6966 (parameters_force_valid_target): Declare.
6967 (parameters_clear_target): Declare.
6968 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6969 as NULL if we aren't searching.
6970 (Add_symbols::run): Don't check for compatible target.
6971 * fileread.cc (Input_file::open_binary): Call
6972 parameters_force_valid_target.
6973 * gold.cc (queue_middle_tasks): Likewise.
6974 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6975 set_target on object.
6976 * dynobj.h (class Sized_dynobj): Update declarations.
6977 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6978 make_elf_object returns NULL.
6979 (Archive::include_member): Don't check whether object target is
6981 * output.cc (Output_section::add_input_section): Get target from
6983 (Output_section::relax_input_section): Likewise.
6984 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6986 (Sized_relobj::do_scan_relocs): Likewise.
6987 (Sized_relobj::relocate_sections): Likewise.
6988 * resolve.cc (Symbol_table::resolve): Likewise.
6989 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6990 parameter. Change all callers.
6991 (Symbol_table::add_from_object): Get target from parameters.
6992 (Symbol_table::add_from_relobj): Don't check object target.
6993 (Symbol_table::add_from_dynobj): Likewise.
6994 (Symbol_table::define_special_symbol): Get target from
6996 * symtab.h (class Symbol_table): Update declaration.
6997 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6998 parameter. Change all callers. Clear parameter target.
6999 (Binary_test): Test target here.
7000 * testsuite/object_unittest.cc (gold_testsuite): Remove
7001 target_test_pointer parameter. Change all callers.
7002 (Object_test): Test target here.
7004 2009-09-26 Ian Lance Taylor <iant@google.com>
7006 * testsuite/initpri1.c: Don't try to use constructor priorities if
7007 compiling with gcc before 4.3.
7009 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7011 * testsuite/retain_symbols_file_test.sh (check_present): Change
7012 output file name to retain_symbols_file_test.stdout.
7013 (check_absent): Likewise.
7015 2009-09-18 Craig Silverstein <csilvers@google.com>
7017 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7018 * options.cc: Include <cerrno> and <fstream>.
7019 (General_options::finalize): Parse -retain-symbols-file tag.
7020 * options.h: New flag.
7021 (General_options): New method should_retain_symbol, new
7022 variable symbols_to_retain.
7023 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7024 should_retain_symbol map.
7025 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7026 * testsuite/Makefile.in: Regenerate.
7027 * testsuite/retain_symbols_file_test.sh: New file.
7029 2009-09-18 Nick Clifton <nickc@redhat.com>
7031 * po/es.po: Updated Spanish translation.
7033 2009-09-17 Doug Kwan <dougkwan@google.com>
7035 * debug.h (DEBUG_RELAXATION): New constant.
7036 (DEBUG_ALL): Add DEBUG_RELAXATION.
7037 (debug_string_to_enum): Add relaxation debug option.
7039 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7040 Layout::Relaxation_debug_check::read_sections,
7041 Layout::Relaxation_debug_check::read_sections): New method definitions.
7042 (Layout::Layout): Initialize data members
7043 record_output_section_data_from_scrips_,
7044 script_output_section_data_list_ and relaxation_debug_check_.
7045 (Layout::save_segments, Layout::restore_segments,
7046 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7047 Layout::relaxation_loop_body): New method definitions.
7048 (Layout::finalize): Support relaxation. Move section layout code to
7049 Layout::relaxation_loop_body.
7050 (Layout::set_asection_address_from_script): Move code for orphan
7051 section placement out.
7052 (Layout::place_orphan_sections_in_script): New method definition.
7053 * layout.h (Output_segment_headers, Output_file_header):
7054 New forward class declarations.
7055 (Layout::~Layout): Define.
7056 (Layout::new_output_section_data_from_script): New method definition.
7057 (Layout::place_orphan_sections_in_script): New method declaration.
7058 (Layout::Segment_states): New type declaration.
7059 (Layout::save_segments, Layout::restore_segments,
7060 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7061 Layout::relaxation_loop_body): New method declarations.
7062 (Layout::Output_section_data_list): New type declaration.
7063 (Layout::Relaxation_debug_check): New class definition.
7064 (Layout::record_output_section_data_from_script_,
7065 Layout::script_output_section_data_list_, Layout::segment_states_,
7066 Layout::relaxation_debug_check_): New data members.
7067 * output.cc: (Output_section_headers::do_size): New method definition.
7068 (Output_section_headers::Output_section_headers): Move size
7069 computation to Output_section_headers::do_size.
7070 (Output_segment_headers::do_size): New method definition.
7071 (Output_file_header::Output_file_header): Move size computation to
7072 Output_file_header::do_size and call it.
7073 (Output_file_header::do_size): New method definition.
7074 (Output_data_group::Output_data_group): Adjust call to
7075 Output_section_data.
7076 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7077 (Output_symtab_xindex::do_write): Add array bound check.
7078 (Output_section::Input_section::print_to_mapfile): Handle
7079 RELAXED_INPUT_SECTION_CODE.
7080 (Output_section::Output_section): Initialize data member checkpoint_.
7081 (Output_section::~Output_section): Delete checkpoint object pointed
7083 (Output_section::add_input_section): Always add an Input_section if
7085 (Output_section::add_merge_input_section): Add assert.
7086 (Output_section::relax_input_section): New method definition.
7087 (Output_section::set_final_data_size): Set load address to zero for
7088 an unallocated section.
7089 (Output_section::do_address_and_file_offset_have_reset_values):
7090 New method definition.
7091 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7092 Handle relaxed input section.
7093 (Output_section::sort_attached_input_sections): Checkpoint input
7094 section list lazily.
7095 (Output_section::get_input_sections): Change type of input_sections to
7096 list of Simple_input_section pointers. Checkpoint input section list
7097 lazily. Also handle relaxed input sections.
7098 (Output_section::add_input_section_for_script): Take a reference to
7099 a Simple_input_section object instead of Relobj pointer and section
7100 index as parameter. Handle relaxed input sections.
7101 (Output_section::save_states, Output_section::restore_states): New
7103 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7104 (Output_data::is_data_size_fixed): New method definition.
7105 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7107 (Output_data::address_and_file_offset_have_reset_values): New method
7109 (Output_data::do_address_and_file_offset_have_reset_values): New method
7111 (Output_data::set_data_size): Check that data size is not fixed.
7112 (Output_data::fix_data_size): New method definition.
7113 (Output_data::is_data_size_fixed_): New data member.
7114 (Output_section_headers::set_final_data_size): New method definition.
7115 (Output_section_headers::do_size): New method declaration.
7116 (Output_segment_headers::set_final_data_size): New method definition.
7117 (Output_segment_headers::do_size): New method declaration.
7118 (Output_file_header::set_final_data_size)::New method definition.
7119 (Output_file_header::do_size)::New method declaration.
7120 (Output_section_data::Output_section_data): Add new parameter
7121 is_data_size_fixed and use it to fix data size.
7122 (Output_data_const::Output_data_const): Adjust call to base class
7123 constructor and fix data size.
7124 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7125 base class constructor and fix data size.
7126 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7127 base class constructor and fix data size.
7128 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7129 class constructor and fix data size.
7130 (Output_data_group::set_final_data_size): New method definition.
7131 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7132 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7133 class constructor and fix data size.
7134 (Output_relaxed_input_section): New class definition.
7135 (Output_section::Simple_input_section): New class definition.
7136 (Output_section::get_input_sections): Adjust parameter list.
7137 (Output_section::add_input_section_for_script): Same.
7138 (Output_section::save_states, Output_section::restore_states,
7139 Output_section::do_address_and_file_offset_have_reset_values,
7140 (Output_section::Input_section::Input_section): Handle
7141 RELAXED_INPUT_SECTION_CODE. Add new overload for
7142 Output_relaxed_input_section.
7143 (Output_section::Input_section::is_input_section,
7144 Output_section::Input_section::set_output_section): Handle relaxed
7146 (Output_section::Input_section::is_relaxed_input_section,
7147 Output_section::Input_section::output_section_data,
7148 Output_section::Input_section::relaxed_input_section): New method
7150 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7152 (Output_section::Input_section::u1_): Update comments.
7153 (Output_section::Input_section::u2_): Add new union member poris.
7154 (Output_section::Checkpoint_output_section): New classs definition.
7155 (Output_section::relax_input_section): New method declaration.
7156 (Output_section::checkpoint_): New data member.
7157 (Output_segment): Update comments.
7158 (Output_segment::Output_segment): Un-privatize copy constructor.
7159 (Output_segment::operator=): Un-privatize.
7160 * script-sections.cc (Output_section_element::Input_section_list):
7161 Change element type to Output_section::Simple_input_section.
7162 (Output_section_element_dot_assignment::set_section_addresses):
7163 Register output section data for relaxation clean up.
7164 (Output_data_exression::Output_data_expression): Adjust call to base
7165 constructor to fix data size.
7166 (Output_section_element_data::set_section_addresses): Register
7167 Output_data_expression object for relaxation clean up.
7168 (struct Input_section_info): Replace Relobj pointer and section index
7169 pair with Output_section::Simple_input_section and Convert struct to a
7171 (Input_section_sorter::operator()): Adjust access to
7172 Input_section_info data member to use accessors.
7173 (Output_section_element_input::set_section_addresses): Use layout
7174 parameter. Adjust code to use Output_section::Simple_input_section
7175 and Input_secction_info classes. Register filler for relaxation
7177 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7178 and section index pair with Output_section::Simple_input_section
7179 class. Adjust code accordingly.
7180 (Phdrs_element::release_segment): New method definition.
7181 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7183 (Script_sections::release_segments): New method definition.
7184 * gold/script-sections.h (Script_sections::release_segments): New
7186 * gold/target.h (Target::may_relax, Target::relax,
7187 Target::do_may_relax, Target::do_relax): New method definitions.
7189 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7191 * arm.cc (has_signed_unsigned_overflow): New function.
7192 (Arm_relocate_functions::abs8): New function.
7193 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7194 (Target_arm::Scan::global): Likewise.
7195 (Target_arm::relocate::relocate): Likewise.
7196 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7199 2009-09-16 Cary Coutant <ccoutant@google.com>
7201 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7202 * testsuite/Makefile.in: Regenerate.
7204 2009-09-11 Nick Clifton <nickc@redhat.com>
7206 * po/gold.pot: Updated by the Translation project.
7208 2009-09-08 Cary Coutant <ccoutant@google.com>
7210 * output.cc (Output_file::open): Add execute permission to empty file.
7211 * testsuite/Makefile.am (permission_test): New test.
7212 * testsuite/Makefile.in: Regenerate.
7214 2009-09-02 Ian Lance Taylor <iant@google.com>
7216 * output.cc (Output_file::resize): Call map_no_anonymous rather
7219 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7221 * gold.cc: Include "incremental.h".
7222 (queue_initial_tasks): Call Incremental_checker methods.
7223 * incremental.cc: Include "output.h".
7224 (Incremental_checker::can_incrementally_link_output_file): New
7226 * incremental.h (Incremental_checker): New class.
7228 * output.cc (Output_file::open_for_modification): New method.
7229 (Output_file::map_anonymous): Changed return type to bool. Record
7231 (Output_file::map_no_anonymous): New method, broken out of map.
7232 (Output_file::map): Use map_no_anonymous and map_anonymous.
7233 * output.h (class Output_file): Update declarations.
7235 2009-08-24 Cary Coutant <ccoutant@google.com>
7237 * options.h (Command_line::Pre_options): New class.
7238 (Command_line::pre_options): New member.
7239 * options.cc (gold::options::ready_to_register): New variable.
7240 (One_option::register_option): Do nothing if not registering options.
7241 Assert if same short option registered twice.
7242 (General_options::General_options): Turn off option registration when
7244 (Command_line::Pre_options::Pre_options): New constructor.
7246 2009-08-24 Cary Coutant <ccoutant@google.com>
7248 * options.h (General_options::no_keep_memory): Remove incorrect
7251 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7253 * Makefile.am (am__skiplex, am__skipyacc): New.
7254 * Makefile.in: Regenerate.
7256 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7258 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7259 (INCLUDES): ... this.
7260 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7261 (AM_CPPFLAGS): Renamed from ...
7262 (INCLUDE): ... this.
7263 * Makefile.in, testsuite/Makefile.in: Regenerate.
7265 * Makefile.in: Regenerate.
7266 * aclocal.m4: Likewise.
7267 * config.in: Likewise.
7268 * configure: Likewise.
7269 * testsuite/Makefile.in: Likewise.
7271 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7272 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7273 * Makefile.in: Regenerate.
7274 * testsuite/Makefile.in: Regenerate.
7276 2009-08-19 Cary Coutant <ccoutant@google.com>
7278 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7279 symbols in shared libraries overridden by hidden or internal symbols
7280 in the main program.
7282 2009-08-19 Chris Demetriou <cgd@google.com>
7284 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7285 checking source file names in error messages.
7287 2009-08-18 Doug Kwan <dougkwan@google.com>
7289 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7290 an elcpp::Ehdr as parameter. Adjust call to set_target.
7291 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7292 an elfcpp::Ehdr as parameter.
7293 * object.cc (Object::set_target): Remove the version that looks up
7294 a target and sets it.
7295 (Sized_relobj::setup): Take a Target object instead of
7296 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7297 (make_elf_sized_object): Find target and ask target to
7299 * object.h: (Object::set_target): Remove the version that looks up
7300 a target and sets it.
7301 (Sized_relobj::setup): Take a Target object instead of
7302 an elfcpp:Ehdr as parameter.
7303 * target.cc: Include dynobj.h.
7304 (Target::do_make_elf_object_implementation): New.
7305 (Target::do_make_elf_object): New.
7306 * target.h (Target::make_elf_object): New template declaration.
7307 (Target::do_make_elf_object): New method declarations.
7308 (Target::do_make_elf_object_implementation): New template declaration.
7310 2009-08-14 Ian Lance Taylor <iant@google.com>
7312 * gold.h (FUNCTION_NAME): Define.
7313 (gold_unreachable): Use FUNCTION_NAME.
7315 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7317 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7318 symbol in the --keep-unique list is not found.
7320 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7322 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7323 been maked as --keep-unique.
7324 (Icf::unfold_section): New function.
7325 * icf.h (Icf::unfold_section): New function.
7326 * options.h (General_options::keep_unique): New option.
7327 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7328 * testsuite/Makefile.in: Regenerate.
7329 * testsuite/icf_keep_unique_test.sh: New file.
7330 * testsuite/icf_keep_unique_test.cc: New file.
7332 2009-08-12 Cary Coutant <ccoutant@google.com>
7335 * resolve.cc (Symbol_table::resolve): Check for references from
7336 dynamic objects to hidden and internal symbols.
7337 * testsuite/Makefile.am (hidden_test.sh): New test.
7338 * testsuite/Makefile.in: Regenerate.
7339 * testsuite/hidden_test.sh: New script.
7340 * testsuite/hidden_test_1.c: New test source.
7341 * testsuite/hidden_test_main.c: New test source.
7343 2009-08-11 Doug Kwan <dougkwan@google.com>
7345 * arm.cc: Update comments.
7346 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7347 segment to locate the .ARM.exidx section if present.
7349 2009-08-09 Doug Kwan <dougkwan@google.com>
7351 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7354 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7355 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7358 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7360 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7361 valid tls_segment only for non-debug-section relocations.
7362 * testsuite/Makefile.am: Add gc_tls_test.
7363 * testsuite/Makefile.in: Regenerate.
7364 * testsuite/gc_tls_test.cc: New file.
7365 * testsuite/gc_tls_test.sh: New file.
7367 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7371 * Makefile.am (CCFILES): Add icf.cc.
7373 * Makefile.in: Regenerate.
7374 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7375 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7376 section, symbol and addend information for the relocs.
7377 * gold.cc (queue_middle_tasks): Call identical code folding.
7378 * gold.h: Add defines for multimap.
7379 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7380 to the call of finalize_local_symbols.
7381 * main.cc (main): Create object of class Icf.
7382 * object.cc (Sized_relobj::do_layout): Allow this function to be
7383 called twice during icf.
7384 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7385 to sections marked as identical by icf.
7386 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7388 (Sized_relobj::do_section_entsize): New function.
7389 * object.h (Object::section_entsize): New function.
7390 (Object::do_section_entsize): New pure virtual function.
7391 (Relobj::finalize_local_symbols): Add new parameter.
7392 (Relobj::do_section_entsize): New function.
7393 * options.h (General_options::icf): New option.
7394 (General_options::icf_iterations): New option.
7395 (General_options::print_icf_sections): New option.
7396 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7397 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7398 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7400 * symtab.cc (Symbol_table::is_section_folded): New function.
7401 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7402 to sections marked as identical by icf.
7403 * symtab.h (Symbol_table::set_icf): New function.
7404 (Symbol_table::icf): New function.
7405 (Symbol_table::is_section_folded): New function.
7406 (Symbol_table::icf_): New data member.
7407 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7408 * testsuite/Makefile.am: Add commands to build icf_test.
7409 * testsuite/Makefile.in: Regenerate.
7410 * testsuite/icf_test.sh: New file.
7411 * testsuite/icf_test.cc: New file.
7413 2009-07-24 Chris Demetriou <cgd@google.com>
7415 * layout.cc (is_compressible_debug_section): Fix incorrect
7416 comment about compressed section names.
7418 2009-07-20 Ian Lance Taylor <ian@airs.com>
7421 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7423 2009-07-16 Ian Lance Taylor <iant@google.com>
7426 * layout.h: #include <map>.
7427 (class Kept_section): Change from struct to class. Add accessors
7428 and setters. Add section size to Comdat_group mapping. Change
7429 Comdat_group to std::map. Add is_comdat_ field. Add
7430 linkonce_size field in union.
7431 (class Layout): Update declaration of find_or_add_kept_section.
7432 Don't declare find_kept_object.
7433 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7434 parameter. Add object, shndx, is_comdat, and is_group_name
7435 parameters. Change all callers. Adjust for new Kept_section.
7436 (Layout::find_kept_object): Remove.
7437 * object.cc (Sized_relobj::include_section_group): Update use of
7438 Kept_section. Rename secnum to shndx. Only record
7439 Kept_comdat_section if sections are the same size.
7440 (Sized_relobj::include_linkonce_section): Update use of
7441 Kept_section. Only record Kept_comdat_section if sections are the
7442 same size. Set size of linkonce section.
7443 (Sized_relobj::map_to_kept_section): Update call to
7444 get_kept_comdat_section.
7445 * object.h (class Sized_relobj): Rename fields in
7446 Kept_comdat_section to drop trailing underscores; change object
7447 field to Relobj*. Change Kept_comdat_section_table to store
7448 struct rather than pointer.
7449 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7450 Add kept_object and kept_shndx parameters. Change all callers.
7451 (Sized_relobj::get_kept_comdat_section): Change return type to
7452 bool. Add kept_object and kept_shndx parameters. Change all
7454 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7455 Layout::find_or_add_kept_section.
7457 2009-07-09 Ian Lance Taylor <iant@google.com>
7459 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7460 Reserve space in the hash table.
7462 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7464 * fileread.cc (File_read::get_mtime): New method.
7465 * fileread.h (Timespec): New structure.
7466 (File_read::get_mtime): New method.
7467 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7468 Renamed from timestamp_nsec.
7469 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7471 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7473 (Incremental_inputs::report_archive): Save mtime; style fix.
7474 (Incremental_inputs::report_obejct): Save mtime; style fix.
7475 (Incremental_inputs::report_script): Save mtime; style fix.
7476 (Incremental_inputs::finalize_inputs): Style fix.
7477 (Incremental_inputs::finalize): Style fix.
7478 (Incremental_inputs::create_input_section_data): Store inputs
7480 * incremental.h (Incremental_inputs::report_script): Add mtime
7482 (Incremental_inputs::Input_info::Input_info): Intialize only one
7484 (Incremental_inputs::Input_info::archive): Move to nameless
7486 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7487 (Incremental_inputs::Input_info::script): Move to nameless union.
7488 (Incremental_inputs::mtime): New field.
7489 * script.cc (read_input_script): Pass file mtime to
7491 * script.h (Script_info::inputs): Style fix.
7493 2009-07-01 Ian Lance Taylor <ian@airs.com>
7495 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7498 2009-06-24 Ian Lance Taylor <iant@google.com>
7501 * layout.cc (Layout::choose_output_section): If we find an
7502 existing section, update the flags.
7503 (Layout::create_notes): New function, broken out of
7505 (Layout::finalize): Don't create note sections.
7506 (Layout::create_note): Don't crash if linker script discards
7508 (Layout::create_gold_note): Likewise.
7509 (Layout::create_build_id): Likewise. Don't set
7510 after_input_sections on the section.
7511 (Layout::create_executable_stack_info): Remove target parameter.
7513 * layout.h (class Layout): Declare create_notes. Update
7514 declaration of create_executable_stack_info.
7515 * gold.cc (queue_middle_tasks): Call create_notes.
7516 * output.cc (Output_section::update_flags_for_input_section): Move
7517 here from output.h. If SHF_ALLOC flag is newly set, mark address
7519 * output.h (Output_data::mark_address_invalid): New function.
7520 (class Output_section): Only declare, not define,
7521 update_flags_for_input_section. Remove set_flags.
7523 2009-06-24 Ian Lance Taylor <iant@google.com>
7525 * script-sections.cc (Output_section_definition::
7526 set_section_addresses): Rename shadowing local load_address to
7529 2009-06-24 Ian Lance Taylor <iant@google.com>
7532 * reloc.cc (relocate_sections): Skip empty relocation sections.
7534 2009-06-23 Ian Lance Taylor <iant@google.com>
7537 * layout.cc (Layout::create_note): Use choose_output_section
7538 rather than make_output_section.
7540 2009-06-23 Ian Lance Taylor <iant@google.com>
7543 * options.cc (General_options::parse_V): Set printed_version_.
7544 (General_options::General_options): Initialize printed_version_.
7545 * options.h (class General_options): Add printed_version_ field.
7546 * gold.cc (queue_initial_tasks): If there are no input files,
7547 don't give a fatal error if we printed the version information.
7548 (queue_middle_tasks): If using -r with a shared object, give a
7549 fatal error rather than an ordinary error.
7551 2009-06-23 Ian Lance Taylor <iant@google.com>
7554 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7555 (Layout::make_output_section): Set have_stabstr_section_ if we see
7556 a .stab*str section.
7557 (Layout::finalize): Call link_stabs_sections.
7558 (Layout::link_stabs_sections): New file.
7559 * layout.h (class Layout): Add have_stabstr_section_ field.
7560 Declare link_stabs_sections.
7562 2009-06-23 Doug Kwan <dougkwan@google.com>
7564 * Makefile.am (libgold_a_LIBADD): New.
7565 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7566 * Makefile.in: Regenerate.
7567 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7568 * configure: Regenerate.
7569 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7570 * fileread.cc: Include sys/state.h
7571 * gold.h: Declare memmem and strndup if found missing.
7572 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7574 2009-06-23 Ian Lance Taylor <iant@google.com>
7576 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7577 * configure: Rebuild.
7579 2009-06-23 Ian Lance Taylor <iant@google.com>
7582 * object.cc (Object::section_contents): Don't try to get a view if
7583 the section has length zero.
7584 (Object::handle_gnu_warning_section): If the section is empty, use
7585 the name of the section as the warning.
7587 2009-06-23 Ian Lance Taylor <iant@google.com>
7590 * stringpool.h (class Stringpool_template): Add optimize_ field.
7591 (Stringpool_template::set_optimize): New function.
7592 * stringpool.cc (Stringpool_template::Stringpool_template):
7593 Initialize optimize_ field.
7594 (Stringpool_template::set_string_offsets): Test local optimize
7595 fild rather than parameter.
7596 * layout.cc (Layout::Layout): Call set_optimize on the section
7599 2009-06-22 Ian Lance Taylor <iant@google.com>
7602 * yyscript.y: Parse TARGET.
7603 * script.cc (script_set_target): New function.
7604 * script-c.h (script_set_target): Declare.
7605 * options.cc (General_options::string_to_object_format): Rename
7606 from string_to_object_format in anonymous namespace. Change
7608 * options.h (class General_options): Declare
7609 string_to_object_format.
7611 2009-06-22 Ian Lance Taylor <iant@google.com>
7613 * script-sections.cc (Script_sections::create_segments): Don't put
7614 program headers in a PT_LOAD segment if -n or -N.
7616 2009-06-22 Ian Lance Taylor <iant@google.com>
7619 * options.h (class General_options): Add -z lazy and -z now. Sort
7620 -z options into alphabetical order.
7621 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7623 2009-06-21 Ian Lance Taylor <iant@google.com>
7625 * layout.cc (Layout::make_output_section): Call
7626 Target::new_output_section.
7627 (Layout::attach_allocated_section_to_segment): Put large section
7628 sections in a separate load segment with the large segment flag
7630 (Layout::segment_precedes): Sort large data segments after other
7632 (align_file_offset): New static function.
7633 (Layout::set_segment_offsets): Use align_file_offset.
7634 * output.h (class Output_section): Add is_small_section_ and
7635 is_large_section_ fields.
7636 (Output_section::is_small_section): New function.
7637 (Output_section::set_is_small_section): New function.
7638 (Output_section::is_large_section): New function.
7639 (Output_section::set_is_large_section): New function.
7640 (Output_section::is_large_data_section): New function.
7641 (class Output_segment): Add is_large_data_segment_ field.
7642 (Output_segment::is_large_data_segment): New function.
7643 (Output_segment::set_is_large_data_segment): New function.
7644 * output.cc (Output_section::Output_section): Initialize new
7646 (Output_segment::Output_segment): Likewise.
7647 (Output_segment::add_output_section): Add assertion that large
7648 data sections always go in large data segments. Force small data
7649 sections to the end of the list of data sections. Force small BSS
7650 sections to the start of the list of BSS sections. For large BSS
7651 sections to the end of the list of BSS sections.
7652 * symtab.h (class Symbol): Declare is_common_shndx.
7653 (Symbol::is_defined): Check Symbol::is_common_shndx.
7654 (Symbol::is_common): Likewise.
7655 (class Symbol_table): Define enum Commons_section_type. Update
7656 declarations. Add small_commons_ and large_commons_ fields.
7657 * symtab.cc (Symbol::is_common_shndx): New function.
7658 (Symbol_table::Symbol_table): Initialize new fields.
7659 (Symbol_table::add_from_object): Put small and large common
7660 symbols in the right list.
7661 (Symbol_table::sized_finalized_symbol): Check
7662 Symbol::is_common_shndx.
7663 (Symbol_table::sized_write_globals): Likewise.
7664 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7665 common symbol lists. Don't call do_allocate_commons_list if the
7667 (Symbol_table::do_allocate_commons_list): Remove is_tls
7668 parameter. Add comons_section_type parameter. Change all
7669 callers. Handle small and large common symbols.
7670 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7671 Symbol::is_common_shndx.
7672 * resolve.cc (symbol_to_bits): Likewise.
7673 * target.h (Target::small_common_shndx): New function.
7674 (Target::small_common_section_flags): New function.
7675 (Target::large_common_shndx): New function.
7676 (Target::large_common_section_flags): New function.
7677 (Target::new_output_section): New function.
7678 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7679 small_common_section_flags, and large_common_section_flags
7681 (Target::do_new_output_section): New virtual function.
7682 * arm.cc (Target_arm::arm_info): Initialize new fields.
7683 * i386.cc (Target_i386::i386_info): Likewise.
7684 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7686 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7687 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7688 (Target_x86_64::do_new_output_section): New function.
7689 * configure.ac: Define conditional MCMODEL_MEDIUM.
7690 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7691 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7692 (large_LDFLAGS): Define.
7693 * testsuite/large.c: New file.
7694 * testsuite/testfile.cc (Target_test::test_target_info):
7695 Initialize new fields.
7696 * configure, testsuite/Makefile.in: Rebuild.
7698 2009-06-05 Doug Kwan <dougkwan@google.com>
7700 * Makefile.am (CCFILES): Add target.cc.
7701 * Makefile.in: Regenerate.
7702 * i386.cc (class Target_i386): Define new virtual method to
7703 override do_is_local_label_name in parent.
7704 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7705 local symbols if --discard-locals or -X is given.
7706 * options.h (class General_options): Declare new options
7707 '--discard-locals' and '-X' for discarding locals.
7708 * target.h (class Target): Define new methods is_local_label_name.
7709 Declare new virtual method do_is_local_label_name.
7710 * target.cc: New file.
7711 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7712 (check_SCRIPTS): Add discard_locals_test.sh.
7713 (check_DATA): Add discard_local_tests.syms.
7714 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7715 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7716 * testsuite/Makefile.in: Regenerate.
7717 * testsuite/discard_locals_test.c: New file.
7718 * testsuite/discard_locals_test.sh: Same.
7720 2009-06-05 Doug Kwan <dougkwan@google.com>
7722 * object.cc (Sized_relobj::Sized_relobj): Initialize
7723 discarded_eh_frame_shndx_ to -1U.
7724 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7726 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7727 a discarded .eh_frame section.
7728 (Sized_relobj::do_finalize_local_symbols): Ditto.
7729 * object.h (class Sized_relobj): Declare new member
7730 discarded_eh_frame_shndx_.
7731 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7732 (local_labels_test.o, local_labels_test): New rules.
7733 * testsuite/Makefile.in: Regenerate.
7735 2009-06-04 Doug Kwan <dougkwan@google.com>
7737 * layout.cc (Layout::section_name_mapping): Add mapping for
7738 special ARM sections.
7740 2009-06-03 Doug Kwan <dougkwan@google.com>
7742 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7743 (utils::has_overflow): Same.
7745 2009-06-03 Ian Lance Taylor <iant@google.com>
7747 * layout.cc (Layout::section_name_mapping): New array, replacing
7748 Layout::linkonce_mapping.
7749 (Layout::section_name_mapping_count): New variable, replacing
7750 Layout::linkonce_mapping_count.
7751 (Layout::linkonce_output_name): Remove.
7752 (Layout::output_section_name): Rewrite.
7753 * layout.h (class Layout): Rename Linkonce_mapping to
7754 Section_name_mapping, linkonce_mapping to section_name_mapping,
7755 linkonce_mapping_count to section_name_mapping_count. Don't
7756 declare linkonce_output_name.
7758 2009-06-03 Doug Kwan <dougkwan@google.com>
7760 * gold/arm.cc (namespace utils): New.
7761 (Target_arm::reloc_is_non_pic): Define new method.
7762 (class Arm_relocate_functions): New.
7763 (Target_arm::Relocate::relocate): Handle relocation types used by
7766 2009-06-03 Ian Lance Taylor <iant@google.com>
7768 * arm.cc (Target_arm::scan::global): Use || instead of |.
7770 2009-06-02 Doug Kwan <dougkwan@google.com>
7772 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7773 issued_non_pic_error_.
7774 (class Target_arm::Scan): Declare new method check_non_pic.
7775 Define new method symbol_needs_plt_entry.
7776 Declare new data member issued_non_pic_error_.
7777 (class Target_arm::Relocate): Declare new method
7778 should_apply_static_reloc.
7779 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7780 (Target_arm::Scan::check_non_pic): Define new method.
7781 (Target_arm::Scan::local): Handle a small subset of reloc types used
7783 (Target_arm::Scan::local): Same.
7784 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7786 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7788 * incremental.cc (Incremental_inputs::report_command_line): Filter
7789 out --incremental-* options.
7791 2009-05-29 Doug Kwan <dougkwan@google.com>
7793 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7795 (class Target_arm): Update comment.
7796 (Target_arm::Target_arm): Initialize new data members GOT_,
7797 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7798 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7799 and Target_arm::rel_dyn_section.
7800 Declare new_enum Target_arm::Got_type.
7801 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7803 Update commments for member do_dynsym_value.
7804 (Target_arm::got_size, Target_arm::plt_section,
7805 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7806 new methods inside class defintion.
7807 (Target_arm::got_section): Define new method.
7808 (Target_arm::rel_dyn_section): Same.
7809 (Output_data_plt_arm): New template class.
7810 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7811 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7812 (Output_data_plt_arm::add_entry): Same.
7813 (Output_data_plt_arm::first_plt_entry): Define new
7814 static data member for PLT instruction template.
7815 (Output_data_plt_arm::plt_entry): Same.
7816 (Output_data_plt_arm::do_write): Define new method.
7817 (Target_arm::make_plt_entry): Same.
7818 (Target_arm::do_finalize_sections): Same.
7819 (Target_arm::do_dynsym_value): Same.
7821 2009-05-28 Doug Kwan <dougkwan@google.com>
7823 * Makefile.am (TARGETSOURCES): Add arm.cc.
7824 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7825 * Makefile.in: Regenerate.
7827 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7829 2009-05-26 Doug Kwan <dougkwan@google.com>
7831 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7832 (General_options::check_excluded_libs): Strip off directories in
7833 archive name before matching like GNU ld does.
7834 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7835 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7836 (exclude_libs_test_LDFLAGS): Add linker option
7837 -Wl,--exclude-libs,libexclude_libs_test_3
7838 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7839 an explicit archive without using -l.
7840 (alt/libexclude_libs_test_3.a): New make rule.
7841 * testsuite/Makefile.in: Regenerate.
7842 * testsuite/exclude_libs_test.c : Declare lib3_default().
7844 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7845 * exclude_libs_test_3.c: New file.
7847 2009-05-26 Nick Clifton <nickc@redhat.com>
7849 * po/id.po: New Indonesian translation.
7850 * po/gold.pot: Updated template file.
7852 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7854 * testsuite/Makefile.am: Add -ffunction-sections to compile
7855 gc_comdat_test files. Add -Wl,--gc-sections to build
7857 * testsuite/Makefile.in: Regenerate.
7858 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7860 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7862 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7863 kept comdat section was garbage collected.
7864 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7865 * testsuite/Makefile.in: Regenerate.
7866 * testsuite/gc_comdat_test.sh: New file.
7867 * testsuite/gc_comdat_test_1.cc: New file.
7868 * testsuite/gc_comdat_test_2.cc: New file.
7870 2009-05-19 Doug Kwan <dougkwan@google.com>
7872 * archive.cc (Archive::Archive): Move constructor from archive.h
7873 to here. Initialize no_export_.
7874 (Archive::get_elf_object_for_member): Set no_export flag of object.
7875 * archive.h (Archive::Archive): Move constructor body to
7877 (Archive::no_export): New method.
7878 (Archive::no_export_): New field.
7879 * object.h (Object::Object): Initialize no_export_ to false.
7880 (Object::no_export, Object::set_no_export): New methods.
7881 (Object::no_export_): New field.
7882 * options.cc (General_options::parse_exclude_libs): New method.
7883 (General_options::check_excluded_libs) Same.
7884 * options.h (exclude_libs): New option.
7885 (General_options::check_excluded_libs): New method declaration.
7886 (General_options::excluded_libs_): New field.
7887 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7888 default or protected visibility if an object has no-export flag set.
7889 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7890 (check_SCRIPTS): Add exclude_libs_test.sh.
7891 (check_DATA): Add exclude_libs_test.syms.
7892 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7893 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7894 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7895 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7896 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7897 libexclude_libs_test_2.a): New rules.
7898 * testsuite/Makefile.in: Regenerate.
7899 * testsuite/exclude_libs_test.c: New file.
7900 * testsuite/exclude_libs_test.sh: Ditto.
7901 * testsuite/exclude_libs_test_1.c: Ditto.
7902 * testsuite/exclude_libs_test_2.c: Ditto.
7904 2009-05-15 Ian Lance Taylor <iant@google.com>
7906 * configure.ac: Check for declarations for cases where libiberty.h
7907 checks HAVE_DECL_xxx.
7908 * configure, config.in: Rebuild.
7910 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7912 * gold.h (Incremental_argument_list): Remove (invalid) forward
7914 * incremental.cc (Incremental_inputs::report_achive): New method.
7915 (Incremental_inputs::report_object): New method.
7916 (Incremental_inputs::report_script): New method.
7917 (Incremental_inputs::finalize_inputs): New method.
7918 (Incremental_inputs::finalize): Call finalize_inputs().
7919 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7920 Create inputs entries.
7921 * incremental.h (Incremental_input_type): New enum.
7922 (Incremental_inputs::Incremental_input): Initialize new fields.
7923 (Incremental_inputs::report_inputs): New method.
7924 (Incremental_inputs::report_achive): New method.
7925 (Incremental_inputs::report_object): New method.
7926 (Incremental_inputs::report_script): New method.
7927 (Incremental_inputs::finalize_inputs): New method.
7928 (Incremental_inputs::Input_info): New struct.
7929 (Incremental_inputs::Input_info_map): New typedef.
7930 (Incremental_inputs::lock_): New field.
7931 (Incremental_inputs::Inputs_): New field.
7932 (Incremental_inputs::Inputs_map): New field.
7933 * main.cc (main): Call Incremental_input::report_inputs.
7934 * options.h (Input_argument_list): Typedef moved from
7936 (Input_file_group::Files): Remove, use ::Input_argument_list.
7937 (Input_file_group::Input_argument_list): Remove, use
7938 ::Input_argument_list.
7939 * plugin.cc (Plugin_manager::add_input_file): Add error in
7941 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7943 * script.cc (read_input_script): Call
7944 Incremental_input::report_script.
7945 * script.h (Script_info): New class.
7947 2009-04-27 Ian Lance Taylor <iant@google.com>
7949 * x86_64.cc (do_adjust_output_section): Set entsize to
7952 2009-04-23 Elliott Hughes <enh@google.com>
7954 * output.cc (Output_file::close): After short writes, continue
7955 writing from the correct offset in the buffer being written.
7957 2009-04-23 Chris Demetriou <cgd@google.com>
7959 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7960 * configure: Regenerate.
7961 * config.in: Regenerate.
7962 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7963 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7965 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7967 * incremental.cc (Incremental_inputs_header_data): Renamed from
7968 Incremental_input_header_data.
7969 (Incremental_inputs_header_data::data_size): New field.
7970 (Incremental_inputs_header_data::put_input_file_count): Renamed
7971 from input_file_count.
7972 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7973 from command_line_offset.
7974 (Incremental_inputs_header_data::put_reserved): Renamed from
7976 (Incremental_inputs_entry_data): Renamed from
7977 Incremental_input_entry_data.
7978 (Incremental_inputs_entry_data::data_size): New field.
7979 (Incremental_inputs::report_command_line): New method.
7980 (Incremental_inputs::finalize): New method.
7981 (Incremental_inputs::create_incremental_inputs_data): New method.
7982 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7983 * incremental.h: New file.
7984 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7985 (Layout::finalize): Create incremental inputs section in
7987 (Layout::create_incremental_info_sections): New method.
7988 * layout.h (Layout::incremental_inputs): New method.
7989 (Layout::create_incremental_info_sections): New method.
7990 (Layout::incremental_inputs_): New field.
7991 * main.cc (main): Notify Incremental_input of the command line.
7993 2009-04-01 Ian Lance Taylor <iant@google.com>
7994 Mikolaj Zalewski <mikolajz@google.com>
7996 * gold.h (reserve_unordered_map): Define, three versions, one for
7997 each version of Unordered_map.
7998 * layout.cc (Layout::Layout): Remove options parameter. Add
7999 number_of_input_files parameter. Don't initialize options_.
8000 Initialize number_of_input_files_ and resized_signatures_. Move
8001 sections_are_attached_.
8002 (Layout::layout_group): Reserve space for group_signatures_.
8003 (Layout::find_or_add_kept_section): Change name parameter to be a
8004 reference. Resize signatures_ map when it gets large enough.
8005 (Layout::layout_eh_frame): Use parameters->options() instead of
8007 (Layout::make_output_section): Likewise.
8008 (Layout::attach_allocated_section_to_segment): Likewise.
8009 (Layout::finalize, Layout::create_executable_stack): Likewise.
8010 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8011 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8012 * layout.h (class Layout): Update declarations. Remove options_
8013 field. Add number_of_input_files_ and resized_signatures_
8014 fields. Move sections_are_attached_ field.
8015 * main.cc (main): Pass number of input files to Layout
8016 constructor. Don't pass options.
8018 2009-03-30 Ian Lance Taylor <iant@google.com>
8020 * ffsll.c (ffsll): Correct implementation.
8022 2009-03-27 Ian Lance Taylor <iant@google.com>
8024 * ffsll.c: New file.
8025 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8026 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8027 * ftruncate.c (ftruncate): Declare before definition.
8028 * mremap.c (mremap): Likewise.
8029 * pread.c (pread): Likewise.
8030 * configure, Makefile.in, config.in: Rebuild.
8032 * mremap.c: New file.
8033 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8034 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8035 (mremap): Declare if HAVE_MREMAP is not defined.
8036 * configure, Makefile.in, config.in: Rebuild.
8038 2009-03-27 Cary Coutant <ccoutant@google.com>
8040 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8041 position independent.
8042 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8043 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8045 2009-03-24 Cary Coutant <ccoutant@google.com>
8047 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8049 (needs_dynamic_reloc): Likewise.
8051 2009-03-24 Ian Lance Taylor <iant@google.com>
8053 * yyscript.y (file_cmd): Recognize EXTERN.
8054 (extern_name_list, extern_name_list_body): New nonterminals.
8055 * script.cc (script_add_extern): Define.
8056 * script-c.h (script_add_extern): Declare.
8058 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8060 * object.cc (is_elf_object): Define.
8061 * object.h (is_elf_object): Declare.
8062 * archive.cc (Archive::get_elf_object_for_member): Call
8064 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8066 2009-03-24 Elliott Hughes <enh@google.com>
8068 * output.cc (Output_file::map_anonymous): Define.
8069 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8070 try an anonymous one. Report the size if the mmap fails.
8071 * output.h (class Output_file): Declare map_anonymous.
8073 2009-03-24 Ian Lance Taylor <iant@google.com>
8075 * target-select.cc (instantiate_target): Don't acquire the lock if
8076 the instantiated_target_ field has already been set.
8078 2009-03-23 Ian Lance Taylor <iant@google.com>
8080 * gold-threads.h (class Initialize_lock): Define.
8081 * gold-threads.cc (class Initialize_lock_once): Define.
8082 (initialize_lock_control): New static variable.
8083 (initialize_lock_pointer): New static variable.
8084 (initialize_lock_once): New static function.
8085 (Initialize_lock::Initialize_lock): Define.
8086 (Initialize_lock::initialize): Define.
8087 * target-select.h: Include "gold-threads.h".
8088 (class Target_selector): Add lock_ and initialize_lock_ fields.
8089 Don't define instantiate_target, just declare it.
8090 * target-select.cc (Target_selector::Target_selector): Initialize
8092 (Target_selector::instantiate_target): Define.
8093 * descriptors.h: Include "gold-threads.h".
8094 (class Descriptors): Add initialize_lock_ field.
8095 * descriptors.cc (Descriptors::Descriptors): Initialize new
8097 (Descriptors::open): Use initialize_lock_ field
8098 * errors.h (class Errors): Add initialize_lock_ field.
8099 * errors.cc (Errors::Errors): Initialize new field.
8100 (Errors::initialize_lock): Use initialize_lock_ field.
8101 * powerpc.cc (class Target_selector_powerpc): Remove
8102 instantiated_target_ field. In do_recognize call
8103 instantiate_target rather than do_instantiate_target. In
8104 do_instantiate_target just allocate a new target.
8105 * sparc.cc (class Target_selector_sparc): Likewise.
8107 * freebsd.h: New file.
8108 * i386.cc: Include "freebsd.h".
8109 (Target_i386): Derive from Target_freebsd rather than
8111 (Target_selector_i386): Derive from Target_selector_freebsd rather
8112 than Target_selector.
8113 * x86_64.cc: Include "freebsd.h".
8114 (Target_x86_64): Derive from Target_freebsd rather than
8116 (Target_selector_x86_64): Derive from Target_selector_freebsd
8117 rather than Target_selector.
8118 * target.h (class Target): Add adjust_elf_header and
8119 do_adjust_elf_header.
8120 * output.cc (Output_file_header:: do_sized_write): Call target
8121 adjust_elf_header routine.
8122 * configure.tgt: Set targ_osabi.
8123 * configure.ac: Define GOLD_DEFAULT_OSABI.
8124 * parameters.cc (Parameters::default_target): Pass
8125 GOLD_DEFAULT_OSABI to select_target.
8126 * target-select.h (class Target_selector): Make instantiate_target
8127 protected rather than private.
8128 * Makefile.am (HFILES): Add freebsd.h.
8129 * configure, Makefile.in, config.in: Rebuild.
8131 * merge.cc (do_add_input_section): Correct pend value. Change
8132 message about last entry not being null terminated from error to
8135 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8137 * incremental.cc: New file.
8138 * Makefile.am (CCFILES): Add incremental.cc.
8139 * Makefile.in: Rebuild.
8141 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8143 * layout.cc (Layout::output_section_name): Preserve names
8144 of '.note.' sections.
8146 2009-03-19 Ian Lance Taylor <iant@google.com>
8148 * descriptors.cc (Descriptors::open): Check that the options are
8149 valid before using them.
8151 2009-03-18 Ian Lance Taylor <iant@google.com>
8153 * script-sections.h: Include <list>.
8154 (class Script_sections): Change Sections_elements from std::vector
8155 to std::list. Typedef public Elements_iterator. Add
8156 orphan_section_placement_, data_segment_align_start_, and
8157 saw_data_segment_align_ fields. Remove data_segment_align_index_
8159 * script-sections.cc (class Orphan_section_placement): New class.
8160 (class Sections_element): Add virtual functions is_relro and
8161 orphan_section_init. Remove virtual function place_orphan_here.
8162 (class Output_section_definition): Add is_relro and
8163 orphan_section_init. Remove place_orphan_here.
8164 (class Orphan_output_section): Likewise.
8165 (Script_sections::Script_sections): Update for field changes.
8166 (Script_sections::data_segment_align): Set saw_data_segment_align_
8167 and data_segment_align_start_, not data_segment_align_index.
8168 (Script_sections::data_segment_relro_end): Check
8169 saw_data_segment_align_. Use data_segment_align_start_ rather
8170 than data_segment_align_index_.
8171 (Script_sections::place_orphan): Rewrite to use
8172 Orphan_section_placement.
8174 2009-03-17 Ian Lance Taylor <iant@google.com>
8176 * archive.cc (Archive::add_symbols): Check for a version attached
8177 to the symbol name in the archive map.
8178 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8179 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8180 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8181 (ver_test_11.a): New target.
8182 * testsuite/Makefile.in: Rebuild.
8184 * configure.ac: Check for chsize and posix_fallocate. Replace
8186 * ftruncate.c: New file, from gnulib.
8187 * output.cc (posix_fallocate): Define dummy version if not
8188 HAVE_POSIX_FALLOCATE.
8189 (Output_file::map): Call posix_fallocate rather than lseek and
8191 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8192 * configure, Makefile.in, config.in: Rebuild.
8194 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8196 * layout.h (Layout::create_note): Add section_name parameter.
8197 * layout.cc (Layout::create_note): Likewise.
8198 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8200 2009-03-17 Ian Lance Taylor <iant@google.com>
8202 * descriptors.cc: Include "options.h".
8203 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8204 (Descriptors::open): Always use O_CLOEXEC when opening a new
8205 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8206 then set FD_CLOEXEC.
8208 * sparc.cc (class Target_sparc): Add has_got_section.
8209 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8210 make sure we have a GOT section.
8212 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8213 (Target_sparc::Scan::local): Likewise.
8214 (Target_sparc::Scan::global): Likewise.
8215 (Target_sparc::Relocate::relocate): Likewise.
8216 (Target_sparc::Relocate::relocate_tls): Likewise.
8218 * symtab.cc (Symbol_table::define_default_version): New function,
8219 broken out of add_from_object.
8220 (Symbol_table::add_from_object): Call define_default_version.
8221 (Symbol_table::define_special_symbol): Add resolve_oldsym
8222 parameter. Change all callers. If the version for a symbol comes
8223 from a version script, resolve it with the symbol with the same
8224 name with no version. Also add the symbol without a version if
8226 (do_define_in_output_data): If resolving with oldsym, don't delete
8228 (do_define_in_output_segment): Likewise.
8229 (do_define_as_constant): Likewise.
8230 * symtab.h (class Symbol_table): Update declarations.
8232 2009-03-13 Ian Lance Taylor <iant@google.com>
8234 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8235 (Read_symbols::requeue): New function.
8236 (Read_symbols::do_read_symbols): If make_elf_object fails because
8237 the target type is not configured, and the file was searched for,
8238 issue a warning and retry with the next directory.
8239 (Add_symbols::run): If the file has an incompatible format, and
8240 it was searched for, requeue the Read_symbols task. On error,
8242 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8243 dirindex parameter to constructor. Change all callers. Declare
8244 incompatible_warning and requeue.
8245 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8246 input_argument_ and input_group_ fields. Add them to
8247 constructor. Change all callers.
8248 (class Read_script): Add dirindex_ field. Add it to constructor.
8250 * archive.cc (Archive::setup): Remove input_objects parameter.
8252 (Archive::get_file_and_offset): Likewise.
8253 (Archive::read_all_symbols): Likewise.
8254 (Archive::read_symbols): Likewise.
8255 (Archive::get_elf_object_for_member): Remove input_objects
8256 parameter. Add punconfigured parameter. Change all callers.
8257 (Archive::add_symbols): Change return type to bool. Check return
8258 value of include_member.
8259 (Archive::include_all_members): Likewise.
8260 (Archive::include_member): Change return type to bool. Return
8261 false if first included object has incompatible target. Set
8262 included_member_ field.
8263 (Add_archive_symbols::run): If add_symbols returns false, requeue
8265 * archive.h (class Archive): Add included_member_ field.
8266 Initialize it in constructor. Add input_file and searched_for
8267 methods. Update declarations.
8268 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8269 input_argument_ fields. Add them to constructor. Change all
8271 * script.cc: Include "target-select.h".
8272 (class Parser_closure): Add skip_on_incompatible_target_ and
8273 found_incompatible_target_ fields. Add
8274 skip_on_incompatible_target parameter to constructor. Change all
8275 callers. Add methods skip_on_incompatible_target,
8276 clear_skip_on_incompatible_target, found_incompatible_target, and
8277 set_found_incompatible_target.
8278 (read_input_script): Add dirindex parameter. Change all callers.
8279 If parser finds an incompatible target, requeue Read_symbols
8281 (script_set_symbol): Clear skip_on_incompatible_target in
8283 (script_add_assertion, script_parse_option): Likewise.
8284 (script_start_sections, script_add_phdr): Likewise.
8285 (script_check_output_format): New function.
8286 * script.h (read_input_script): Update declaration.
8287 * script-c.h (script_check_output_format): Declare.
8288 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8289 (ignore_cmd): Remove OUTPUT_FORMAT.
8290 * fileread.cc (Input_file::Input_file): Add explicit this.
8291 (Input_file::will_search_for): New function.
8292 (Input_file::open): Add pindex parameter. Change all callers.
8293 * fileread.h (class Input_file): Add input_file_argument method.
8294 Declare will_search_for. Update declarations.
8295 * object.cc (make_elf_object): Add punconfigured parameter.
8297 * object.h (class Object): Make input_file public. Add
8298 searched_for method.
8299 (make_elf_object): Update declaration.
8300 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8302 * dirsearch.h (class Dirsearch): Update declaration.
8303 * options.h (class General_options): Add --warn-search-mismatch.
8304 * parameters.cc (Parameters::is_compatible_target): New function.
8305 * parameters.h (class Parameters): Declare is_compatible_target.
8306 * workqueue.cc (Workqueue::add_blocker): New function.
8307 * workqueue.h (class Workqueue): Declare add_blocker.
8309 * fileread.cc (Input_file::open): Remove options parameter.
8311 (Input_file::open_binary): Likewise.
8312 * script.cc (read_input_script): Likewise.
8313 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8314 options parameter from constructor. Change all callers.
8315 (class Read_script): Likewise.
8316 * fileread.h (class Input_file): Update declarations.
8317 * script.h (read_input_script): Update declaration.
8319 2009-03-10 Nick Clifton <nickc@redhat.com>
8321 * po/es.po: New Spanish translation.
8323 2009-03-06 Cary Coutant <ccoutant@google.com>
8325 * options.cc (parse_short_option): Keep dash_z from registering itself.
8327 2009-03-03 Ian Lance Taylor <iant@google.com>
8330 * target-reloc.h (relocate_section): Pass output_section to
8332 * i386.cc (Target_i386::should_apply_static_reloc): Add
8333 output_section parameter. Change all callers.
8334 (Target_i386::Relocate::relocate): Add output_section parameter.
8335 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8336 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8337 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8338 * testsuite/two_file_shared.sh: New script.
8339 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8340 (check_DATA): Add two_file_shared.dbg.
8341 (two_file_shared.dbg): New target.
8342 * testsuite/Makefile.in: Rebuild.
8344 2009-03-01 Ian Lance Taylor <iant@google.com>
8346 * configure.ac: Check for byteswap.h.
8347 * configure: Rebuild.
8348 * config.in: Rebuild.
8350 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8352 * layout.cc (Layout::find_or_add_kept_section): New function.
8353 (Layout::add_comdat): Removed.
8354 * layout.h (struct Kept_section): Move out of class Layout.
8355 Remove trailing underscores from field names. Add group_sections
8356 field. Rename group_ field to is_group. Change all uses.
8357 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8358 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8359 comdat_groups_ field.
8360 (Sized_relobj::include_section_group): Use
8361 find_or_add_kept_section and Kept_section::group_sections.
8362 (Sized_relobj::include_linkonce_section): Likewise.
8363 * object.cc (class Sized_relobj): Don't define Comdat_group or
8364 Comdat_group_table. Remove find_comdat_group and
8365 add_comdat_group. Remove comdat_groups_ field.
8366 * plugin.cc (include_comdat_group): Use
8367 Layout::find_or_add_kept_section.
8369 2009-02-28 Ian Lance Taylor <iant@google.com>
8371 * README: --gc-sections and map files are now supported. Document
8372 some build requirements.
8375 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8376 relocatable link set the value of the section symbol to zero.
8377 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8378 relocatable link don't include the section address in the local
8381 2009-02-27 Ian Lance Taylor <iant@google.com>
8384 * options.h (class Search_directory): Add is_system_directory.
8385 (class General_options): Declare is_in_system_directory.
8386 * options.cc (get_relative_sysroot): Make static.
8387 (get_default_sysroot): Make static.
8388 (General_optoins::is_in_system_directory): New function.
8389 * fileread.cc (Input_file::is_in_system_directory): New function.
8390 * fileread.h (class Input_file): Declare is_in_system_directory.
8391 * object.h (class Object): Add is_in_system_directory.
8392 (class Input_objects): Remove system_library_directory_ field.
8393 * object.cc (Input_objects::add_object): Don't set
8394 system_library_directory_.
8395 (input_objects::found_in_system_library_directory): Remove.
8396 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8397 parameter. Change all callers.
8398 (Symbol_table::sized_write_globals): Likewise.
8399 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8400 Call Object::is_in_system_directory.
8401 * symtab.h (class Symbol_table): Update declarations.
8404 * descriptors.h (Open_descriptor): Add is_on_stack field.
8405 * descriptors.cc (Descriptors::open): If the descriptor is on the
8406 top of the stack, remove it. Initialize is_on_stack field.
8407 (Descriptors::release): Only add pod to stack if it is not on the
8409 (Descriptors::close_some_descriptor): Clear stack_next and
8413 * output.cc (Output_section::find_starting_output_address): Rename
8414 from starting_output_address; add PADDR parameter; change return
8416 * output.h (class Output_section): Declare
8417 find_starting_output_address instead of starting_output_address.
8418 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8419 section symbol for which we can't find a merge section.
8422 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8423 hidden or internal, force the symbol to be local.
8424 * resolve.cc (Symbol::override_visibility): Define.
8425 (Symbol::override_base): Use override_visibility.
8426 (Symbol_table::resolve): Likewise.
8427 (Symbol::override_base_with_special): Likewise.
8428 (Symbol_table::override_with_special): If the visibility is hidden
8429 or internal, force the symbol to be local.
8430 * symtab.h (class Symbol): Add set_visibility and
8431 override_visibility.
8432 * testsuite/ver_test_1.sh: New file.
8433 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8434 (check_DATA): Add ver_test_1.syms.
8435 (ver_test_1.syms): New target.
8436 * testsuite/Makefile.in: Rebuild.
8438 2009-02-25 Cary Coutant <ccoutant@google.com>
8440 * layout.cc (Layout::choose_output_section): Don't rename sections
8441 when using a linker script that has a SECTIONS clause.
8442 * Makefile.in: Regenerate.
8444 * testsuite/Makefile.am (script_test_5.sh): New test case.
8445 * testsuite/Makefile.in: Regenerate.
8446 * testsuite/script_test_5.cc: New file.
8447 * testsuite/script_test_5.sh: New file.
8448 * testsuite/script_test_5.t: New file.
8450 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8452 * archive.cc (Archive::include_member): Update calls to add_symbols.
8453 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8454 the Layout argument.
8455 * dynobj.h (do_add_symbols): Add the Layout argument.
8456 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8458 * object.h (Object::add_symbols): Add the Layout argument.
8459 (Object::do_add_symbols): Add the Layout argument.
8460 (Sized_relobj::do_add_symbols): Add the Layout argument.
8461 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8462 Unify the two versions.
8463 (Add_plugin_symbols): Remove.
8464 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8465 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8466 (Add_plugin_symbols): Remove.
8467 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8468 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8469 (Add_symbols::run): Make it work with Pulginobj.
8471 2009-02-06 Ian Lance Taylor <iant@google.com>
8473 * object.cc (Sized_relobj::do_layout): Make info message start
8474 with lower case letter.
8476 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8478 * binary.cc: Fix file comment.
8480 * options.h (enum Incremental_disposition): Define.
8481 (class General_options): Add new options: --incremental,
8482 --incremental_changed, --incremental_unchanged,
8483 --incremental_unknown. Add incremental_disposition_ and
8484 implicit_incremental_ fields.
8485 (General_options::incremental_disposition): New function.
8486 (class Position_dependent_options): Add incremental_disposition
8488 (Position_dependent_options::copy_from_options): Set incremental
8490 * options.cc (General_options::parse_incremental_changed): New
8492 (General_options::parse_incremental_unchanged): New function.
8493 (General_options::parse_incremental_unknown): New function.
8494 (General_options::General_options): Initialize new fields
8495 incremental_disposition_ and implicit_incremental_.
8496 (General_options::finalize): Check for uasge of --incremental-*
8497 without --incremental.
8499 2009-02-06 Chris Demetriou <cgd@google.com>
8501 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8502 pointer and to report location as the file name associated with
8504 (gold_undefined_symbol_at_location): New function to replace the
8505 old gold_undefined_symbol functionality.
8506 * target-reloc.h (relocate_section): Update to use
8507 gold_undefined_symbol_at_location.
8508 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8509 Call gold_undefined_symbol function rather than gold_error.
8510 * errors.h (Errors::undefined_symbol): Take location as a
8511 string, rather than calculating it from a relocation.
8512 * errors.cc (Errors::fatal): Print "fatal error:" before the
8514 (Errors::error, Errors::error_at_location): Print "error: "
8515 before the formatted message.
8516 (Errors::undefined_symbol): Take location as a string, rather
8517 than calculating it from a relocation.
8518 (gold_undefined_symbol_at_location): New function akin to
8519 old gold_undefined_symbol, calculates location from relocation.
8520 (gold_undefined_symbol): Change to take only a Symbol pointer
8521 and to report location as the file name associated with the symbol.
8522 * testsuite/debug_msg.sh: Update for changed error messages.
8523 * testsuite/undef_symbol.sh: Likewise.
8525 2009-02-04 Duncan Sands <baldrick@free.fr>
8528 * reduced_debug_output.h
8529 (Output_reduced_debug_abbrev_section::failed): Use format for
8531 (Output_reduced_debug_info_section::faild): Likewise.
8533 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8535 * script.cc (Lazy_demangler): New class.
8536 (Version_script_info::get_symbol_version_helper): Demangle a
8539 2009-01-29 Cary Coutant <ccoutant@google.com>
8541 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8543 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8545 2009-01-28 Ian Lance Taylor <iant@google.com>
8547 * version.cc (version_string): Bump to 1.9.
8549 * gold.h: Include <cstring> and <stdint.h>.
8550 * version.cc: Include <cstdio>.
8551 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8553 * reduced_debug_output.cc (insert_into_vector): Rename from
8554 Insert_into_vector; change all callers. Use Swap_unaligned to
8555 avoid aliasing issue; remove union since it is unnecessary.
8557 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8559 * Makefile.am (CCFILES): Add gc.cc.
8561 * Makefile.in: Regenerate.
8562 * gold.cc (Gc_runner): New class.
8563 (queue_initial_tasks): Call garbage collection related tasks
8564 when corresponding options are invoked.
8565 (queue_middle_gc_tasks): New function.
8566 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8567 processed early before laying out sections during garbage collection.
8568 * gold.h (queue_middle_gc_tasks): New function.
8569 (is_prefix_of): Move from "layout.cc".
8570 * i386.cc (Target_i386::gc_process_relocs): New function.
8571 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8572 * main.cc (main): Create object of class "Garbage_collection".
8573 * object.cc (Relobj::copy_symbols_data): New function.
8574 (Relobj::is_section_name_included): New function.
8575 (Sized_relobj::do_layout): Allow this function to be called twice
8576 during garbage collection and defer layout of section during the
8578 * object.h (Relobj::get_symbols_data): New function.
8579 (Relobj::is_section_name_included): New function.
8580 (Relobj::copy_symbols_data): New function.
8581 (Relobj::set_symbols_data): New function.
8582 (Relobj::get_relocs_data): New function.
8583 (Relobj::set_relocs_data): New function.
8584 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8585 (Relobj::gc_process_relocs): New function.
8586 (Relobj::do_gc_process_relocs): New pure virtual function.
8587 (Relobj::sd_): New data member.
8588 (Sized_relobj::is_output_section_offset_invalid): New function.
8589 (Sized_relobj::do_gc_process_relocs): New function.
8590 * options.h (General_options::gc_sections): Modify to not be a no-op.
8591 (General_options::print_gc_sections): New option.
8592 * plugin.cc (Plugin_finish::run): Remove function call to
8593 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8594 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8595 * reloc.cc (Read_relocs::run): Add task to process relocs and
8596 determine unreferenced sections when doing garbage collection.
8597 (Gc_process_relocs): New class.
8598 (Sized_relobj::do_gc_process_relocs): New function.
8599 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8600 sections that are garbage collected.
8601 * reloc.h (Gc_process_relocs): New class.
8602 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8603 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8604 symbols whose corresponding sections are garbage collected.
8605 (Symbol_table::Symbol_table): Add new parameter for the garbage
8607 (Symbol_table::gc_mark_undef_symbols): New function.
8608 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8609 (Symbol_table::gc_mark_dyn_syms): New function.
8610 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8612 (Symbol_table::add_from_object): Likewise.
8613 (Symbol_table::add_from_relobj): When building shared objects, do not
8614 treat externally visible symbols as garbage.
8615 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8616 table information for static and relocatable links.
8617 * symtab.h (Symbol_table::set_gc): New function.
8618 (Symbol_table::gc): New function.
8619 (Symbol_table::gc_mark_undef_symbols): New function.
8620 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8621 (Symbol_table::gc_mark_dyn_syms): New function.
8622 (Symbol_table::gc_): New data member.
8623 * target.h (Sized_target::gc_process_relocs): New pure virtual
8625 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8626 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8628 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8630 * options.h (General_options::gc_sections): Define as a no-op for now.
8631 (General_options::no_keep_memory): Ditto.
8632 (General_options::Bshareable): Define.
8633 * options.cc (General_options::finalize): Honor -Bshareable.
8635 2009-01-20 Andreas Schwab <schwab@suse.de>
8637 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8638 read the value in the contents, since we don't use it. Use the
8639 template endianness when writing.
8640 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8642 2009-01-19 Andreas Schwab <schwab@suse.de>
8644 * configure.tgt (powerpc64-*): Fix targ_obj.
8646 2009-01-15 Ian Lance Taylor <iant@google.com>
8648 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8649 local symbols when stripping all symbols.
8651 2009-01-14 Cary Coutant <ccoutant@google.com>
8653 * output.cc (Output_reloc): Add explicit instantiations.
8655 2009-01-14 Cary Coutant <ccoutant@google.com>
8657 * archive.cc (Archive::get_elf_object_for_member): Remove call
8658 to File_read::claim_for_plugin.
8659 * descriptors.cc (Descriptors::open): Remove reference to
8661 (Descriptors::claim_for_plugin): Remove.
8662 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8663 (Descriptors::is_claimed): Remove.
8664 (claim_descriptor_for_plugin): Remove.
8665 * fileread.cc (File_read::claim_for_plugin): Remove.
8666 * fileread.h (File_read::claim_for_plugin): Remove.
8667 (File_read::descriptor): Reopen descriptor if necessary.
8668 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8669 (Plugin_manager::all_symbols_read): Add task parameter. Change
8671 (Plugin_manager::get_input_file): New function.
8672 (Plugin_manager::release_input_file): New function.
8673 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8674 corresponding data member.
8675 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8676 and pass to base constructor. Change all callers.
8677 (get_input_file, release_input_file): New functions.
8678 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8679 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8680 (Plugin_manager::all_symbols_read): Add task parameter.
8681 (Plugin_manager::get_input_file): New function.
8682 (Plugin_manager::release_input_file): New function.
8683 (Plugin_manager::task_): New data member.
8684 (Pluginobj::Pluginobj): Add filesize parameter.
8685 (Pluginobj::filename): New function.
8686 (Pluginobj::descriptor): New function.
8687 (Pluginobj::filesize): New function.
8688 (Pluginobj::filesize_): New data member.
8689 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8690 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8691 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8693 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8694 with archive libraries.
8695 * testsuite/Makefile.in: Regenerate.
8696 * testsuite/plugin_test.c (struct sym_info): New type.
8697 (get_input_file, release_input_file): New static variables.
8698 (onload): Capture new transfer vector entries.
8699 (claim_file_hook): Stop reading at end of file according to filesize.
8700 Factor out parsing of readelf output into separate function.
8701 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8702 APIs and get the source file name from the symbol table. Convert
8703 source file name to corresponding object file name. Print info
8704 message when adding new input files.
8705 (parse_readelf_line): New function.
8706 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8707 * testsuite/plugin_test_2.sh: Likewise.
8708 * testsuite/plugin_test_3.sh: Likewise.
8709 * testsuite/plugin_test_4.sh: New test case.
8711 2009-01-07 Ian Lance Taylor <iant@google.com>
8713 * version.cc (version_string): Bump to 1.8.
8715 2008-12-23 Cary Coutant <ccoutant@google.com>
8717 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8718 * plugin.cc (Plugin_manager::finish): Rename as
8719 layout_deferred_objects. Move cleanup to separate function.
8720 (Plugin_manager::cleanup): New function.
8721 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8723 * plugin.h (Plugin_manager::finish): Rename as
8724 layout_deferred_objects.
8725 (Plugin_manager::cleanup): New function.
8726 (Plugin_manager::cleanup_done): New field.
8728 2008-12-23 Cary Coutant <ccoutant@google.com>
8730 * plugin.cc (is_visible_from_outside): New function.
8731 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8732 so we don't return "IR only" status for exported symbols or -r links.
8734 * testsuite/Makefile.am (plugin_test_3): New test case.
8735 * testsuite/Makefile.in: Regenerate.
8736 * testsuite/plugin_test_3.sh: New file.
8738 2008-12-22 Cary Coutant <ccoutant@google.com>
8740 * object.cc (Sized_relobj::layout_section): New function.
8741 (Sized_relobj::do_layout): Defer layout of input sections until after
8742 plugin has provided replacement files.
8743 (Sized_relobj::do_layout_deferred_sections): New function.
8744 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8745 (Relobj::layout_deferred_sections): New function.
8746 (Relobj::do_layout_deferred_sections): New function.
8747 (Sized_relobj::do_layout_deferred_sections): New function.
8748 (Sized_relobj::layout_section): New function.
8749 (Sized_relobj::Deferred_layout): New structure.
8750 (Sized_relobj::deferred_layout_): New field.
8751 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8752 Change all callers. Layout deferred sections.
8753 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8755 (Plugin_hook::run): Move code from do_plugin_hook inline.
8756 (Plugin_hook::do_plugin_hook): Remove.
8757 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8758 (Plugin_manager::finish): Renamed, was cleanup.
8759 (Plugin_manager::should_defer_layout): New function.
8760 (Plugin_manager::add_deferred_layout_object): New function.
8761 (Plugin_manager::Deferred_layout_list): New type.
8762 (Plugin_manager::deferred_layout_objects_): New field.
8763 (Plugin_hook::do_plugin_hook): Remove.
8765 2008-12-17 Ian Lance Taylor <iant@google.com>
8767 * options.h (class General_options): Add --no case for
8770 2008-12-16 Cary Coutant <ccoutant@google.com>
8772 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8774 (Plugin_manager::claim_file): Create plugin object even if
8775 plugin did not call the add_symbols callback.
8776 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8777 asking for more symbols than were added.
8778 * testsuite/Makefile.am (plugin_test_1): Add test case with
8780 (empty.syms): New target.
8781 * testsuite/Makefile.in: Regenerate.
8782 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8783 message. Don't call add_symbols if no globals.
8784 (all_symbols_read_hook): Don't provide replacement for empty
8787 2008-12-12 Ian Lance Taylor <iant@google.com>
8789 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8790 r_type == 0 for a local symbol with r_sym == 0.
8791 (scan_relocatable_relocs): Pass r_sym to
8792 local_non_section_strategy.
8793 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8796 * configure.ac: Update test for TLS descriptors: they are
8797 supported as of glibc 2.9.
8798 * configure: Rebuild.
8800 2008-12-11 Ian Lance Taylor <iant@google.com>
8803 * target-reloc.h (Default_scan_relocatable_relocs): For each
8804 function, map r_type == 0 to RELOC_DISCARD.
8806 2008-12-10 Cary Coutant <ccoutant@google.com>
8808 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8809 object to override a kept COMDAT group from a plugin object.
8811 2008-12-09 Ian Lance Taylor <iant@google.com>
8814 * yyscript.y (file_cmd): Handle INPUT.
8816 * testsuite/initpri1.c: Change all declarations to be full
8817 prototypes by adding void, to avoid compiler warnings.
8819 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8821 * options.cc (General_options::parse_plugin_opt): New.
8822 (General_options::add_plugin): The argument now is just the filename.
8823 (General_options::add_plugin_option): New.
8824 * options.h (plugin_opt): New.
8825 (add_plugin): Change argument name.
8826 (add_plugin_option): New.
8827 * plugin.cc (Plugin::load): Don't parse the plugin option.
8828 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8829 (Plugin::add_option): New.
8830 (Plugin::args_): Change type.
8831 (Plugin::filename_): New.
8832 (Plugin_manager::add_plugin_option): New.
8833 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8834 * testsuite/Makefile.in: Regenerate.
8836 2008-12-05 Cary Coutant <ccoutant@google.com>
8838 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8839 Handle --strip-lto-sections option.
8840 * options.h (strip_lto_sections): New option.
8842 2008-12-01 Cary Coutant <ccoutant@google.com>
8844 * plugin.cc (ld_plugin_message): Change format parameter to const.
8845 Fix mismatch between new[] and delete.
8847 2008-11-14 Cary Coutant <ccoutant@google.com>
8849 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8852 2008-11-05 Craig Silverstein <csilvers@google.com>
8854 * options.cc (General_options::parse_dynamic_list): New function.
8855 * options.h (General_options): New flags dynamic_list,
8856 dynamic_list_data, dynamic_list_cpp_new, and
8857 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8858 (General_options::in_dynamic_list): New function.
8859 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8860 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8861 (Lex::can_continue_name): Likewise.
8863 (read_script_file): New parameter script_options.
8864 (read_dynamic_list): New function.
8865 (Script_options::define_dynamic_list): New function.
8866 (dynamic_list_keyword_parsecodes): New variable.
8867 (dynamic_list_keywords): New variable.
8868 * script.h (Script_options::define_dynamic_list): New function
8870 (read_dynamic_list): New function prototype.
8871 * symtab.cc (strprefix): New macro.
8872 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8873 dynamic_list_data, dynamic_list_cpp_new, and
8874 dynamic_list_cpp_typeinfo.
8875 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8876 (dynamic_list_expr): New rule.
8877 (dynamic_list_nodes): Likewise.
8878 (dynamic_list_node): Likewise.
8879 * testsuite/Makefile.am (dynamic_list): New test.
8880 * testsuite/Makefile.in: Regenerated.
8881 * testsuite/dynamic_list.t: New file.
8882 * testsuite/dynamic_list.sh: New file.
8884 2008-11-05 Craig Silverstein <csilvers@google.com>
8886 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8887 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8888 (t11_last): Likewise.
8889 * testsuite/ver_test_6.c (main): Likewise.
8891 2008-10-07 Cary Coutant <ccoutant@google.com>
8893 * options.c (General_options::finalize): Add check for -static and
8895 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8898 2008-10-02 Cary Coutant <ccoutant@google.com>
8900 * plugin.cc (make_sized_plugin_object): Fix conditional
8901 compilation to work when not all targets are enabled.
8903 2008-09-29 Cary Coutant <ccoutant@google.com>
8905 * archive.cc (Archive::get_file_and_offset): Use filename instead
8906 of name to get library path.
8907 (Archive::include_member): Unlock external member of a thin archive.
8909 * testsuite/Makefile.am (TEST_AR): New variable.
8910 (thin_archive_test_1): New test.
8911 (thin_archive_test_2): New test.
8912 * testsuite/Makefile.in: Regenerate.
8913 * testsuite/thin_archive_main.cc: New file.
8914 * testsuite/thin_archive_test_1.cc: New file.
8915 * testsuite/thin_archive_test_2.cc: New file.
8916 * testsuite/thin_archive_test_3.cc: New file.
8917 * testsuite/thin_archive_test_4.cc: New file.
8919 2008-09-29 Cary Coutant <ccoutant@google.com>
8921 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8922 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8924 (Sized_relobj::do_finalize_local_symbols): Likewise.
8925 (Sized_relobj::map_to_kept_section): Likewise.
8926 * object.h (Sized_relobj::invalid_address): New constant.
8927 (Sized_relobj::do_output_section_offset): Check for invalid_address
8929 * output.cc (Output_reloc::local_section_offset): Use constant
8930 invalid_address instead of -1U.
8931 (Output_reloc::get_address): Likewise.
8932 (Output_section::output_address): Change -1U to -1ULL.
8933 * output.h (Output_reloc::invalid_address): New constant.
8934 * reloc.cc (Sized_relobj::write_sections): Use constant
8935 invalid_address instead of -1U.
8936 (Sized_relobj::relocate_sections): Likewise.
8937 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8938 values for merge sections.
8939 * target-reloc.h (relocate_for_relocatable): Use constant
8940 invalid_address instead of -1U.
8942 2008-09-19 Cary Coutant <ccoutant@google.com>
8944 Add plugin functionality for link-time optimization (LTO).
8945 * configure.ac (plugins): Add --enable-plugins option.
8946 * configure: Regenerate.
8947 * config.in: Regenerate.
8948 * Makefile.am (LIBDL): New variable.
8949 (CCFILES): Add plugin.cc.
8950 (HFILES): Add plugin.h.
8951 (ldadd_var): Add LIBDL.
8952 * Makefile.in: Regenerate.
8954 * archive.cc: Include "plugin.h".
8955 (Archive::setup): Don't preread archive symbols when using a plugin.
8956 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8957 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8959 (Archive::include_member): Add symbols from plugin objects.
8960 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8961 * descriptors.cc (Descriptors::open): Check for file descriptors
8962 abandoned by plugins.
8963 (Descriptors::claim_for_plugin): New function.
8964 * descriptors.h (Descriptors::claim_for_plugin): New function.
8965 (Open_descriptor::is_claimed): New field.
8966 (claim_descriptor_for_plugin): New function.
8967 * fileread.cc (File_read::claim_for_plugin): New function.
8968 * fileread.h (File_read::claim_for_plugin): New function.
8969 (File_read::descriptor): New function.
8970 * gold.cc: Include "plugin.h".
8971 (queue_initial_tasks): Add task to call plugin hooks for generating
8973 * main.cc: Include "plugin.h".
8974 (main): Load plugin libraries.
8975 * object.h (Pluginobj): Declare.
8976 (Object::pluginobj): New function.
8977 (Object::do_pluginobj): New function.
8978 (Object::set_target): New function.
8979 * options.cc: Include "plugin.h".
8980 (General_options::parse_plugin): New function.
8981 (General_options::General_options): Initialize plugins_ field.
8982 (General_options::add_plugin): New function.
8983 * options.h (Plugin_manager): Declare.
8984 (General_options): Add --plugin option.
8985 (General_options::has_plugins): New function.
8986 (General_options::plugins): New function.
8987 (General_options::add_plugin): New function.
8988 (General_options::plugins_): New field.
8989 * plugin.cc: New file.
8990 * plugin.h: New file.
8991 * readsyms.cc: Include "plugin.h".
8992 (Read_symbols::do_read_symbols): Check for archive before checking
8993 for ELF file. Call plugin hooks to claim files.
8994 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8995 from a real object file; force override when processing replacement
8997 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8998 (Symbol::init_base_object): Likewise.
8999 (Symbol::init_base_output_data): Likewise.
9000 (Symbol::init_base_output_segment): Likewise.
9001 (Symbol::init_base_constant): Likewise.
9002 (Symbol::init_base_undefined): Likewise.
9003 (Symbol::output_section): Assert that object is not a plugin.
9004 (Symbol_table::add_from_pluginobj): New function.
9005 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9007 (Symbol_table::sized_write_globals): Likewise.
9008 (Symbol_table::add_from_pluginobj): Instantiate template.
9009 * symtab.h (Sized_pluginobj): Declare.
9010 (Symbol::in_real_elf): New function.
9011 (Symbol::set_in_real_elf): New function.
9012 (Symbol::in_real_elf_): New field.
9013 (Symbol_table::add_from_pluginobj): New function.
9015 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9016 (LIBDL): New variable.
9018 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9019 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9020 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9021 (MOSTLYCLEANFILES): Likewise.
9022 * testsuite/Makefile.in: Regenerate.
9023 * testsuite/plugin_test.c: New file.
9024 * testsuite/plugin_test_1.sh: New file.
9025 * testsuite/plugin_test_2.sh: New file.
9027 2008-09-16 Ian Lance Taylor <iant@google.com>
9029 * target-reloc.h (relocate_section): Check whether a symbol is
9030 defined by the ABI before reporting an undefined symbol error.
9031 * target.h (Target::is_defined_by_abi): Make parameter const.
9032 (Target::do_is_defined_by_abi): Likewise.
9033 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9034 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9035 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9036 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9037 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9038 * testsuite/Makefile.in: Rebuild.
9040 * fileread.cc (make_view): Add casts to avoid warning.
9042 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9044 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9045 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9047 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9049 * options.h (General_options::output_is_executable): New.
9050 (General_options::output_is_pie): New.
9051 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9052 for shared libraries.
9053 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9055 2008-09-11 Chris Demetriou <cgd@google.com>
9057 * options.h (origin): New -z option.
9058 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9059 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9062 2008-09-05 Cary Coutant <ccoutant@google.com>
9064 * fileread.cc (File_read::make_view): Add check for attempt to map
9067 2008-09-05 Cary Coutant <ccoutant@google.com>
9069 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9070 explicit instantiations.
9072 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9075 * options.cc (General_options::finalize): Allow undefined symbols
9076 in shlibs if linking -shared.
9079 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9080 symbols as not needing a dynsym entry.
9082 2008-08-20 Craig Silverstein <csilvers@google.com>
9084 * fileread.cc (File_read::open): Do not lock the file unless it
9085 was successfully opened.
9087 2008-08-14 Cary Coutant <ccoutant@google.com>
9089 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9090 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9091 * testsuite/tls_test.cc (struct int128): 128-bit struct
9092 for testing TLS relocs with non-zero addend.
9093 (v12): New TLS variable.
9095 (t_last): Add check for v12.
9096 * testsuite/tls_test.h (t12): New function.
9097 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9099 2008-08-13 Ian Lance Taylor <iant@google.com>
9101 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9102 set tls_segment_ or relro_segment_.
9103 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9105 * output.h (Output_section::clear_is_relro): New function.
9106 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9107 sections specially even when output_data_ is empty.
9108 (Output_segment::maximum_alignment): When first section is relro,
9109 only force alignment for PT_LOAD segments.
9110 * script.cc (script_data_segment_align): New function.
9111 (script_data_segment_relro_end): New function.
9112 * script-c.h (script_data_segment_align): Declare.
9113 (script_data_segment_relro_end): Declare.
9114 * script-sections.h (class Script_sections): Declare
9115 data_segment_align and data_segment_relro_end. Add fields
9116 segment_align_index_ and saw_relro_end_.
9117 * script-sections.cc (class Sections_element): Add set_is_relro
9118 virtual function. Add new bool* parameter to place_orphan_here.
9119 Add get_output_section virtual function.
9120 (class Output_section_definition): Add set_is_relro. Add new
9121 bool* parameter to place_orphan_here. Add get_output_section.
9122 Add is_relro_ field.
9123 (Output_section_definition::Output_section_definition): Initialize
9124 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9125 and is_relro_ fields.
9126 (Output_section_definition::place_orphan_here): Add is_relro
9128 (Output_section_definition::set_section_addresses): Set relro for
9130 (Output_section_definition::alternate_constraint): Likewise.
9131 (class Orphan_output_section): Add new bool* parameter to
9132 place_orphan_here. Add get_output_section.
9133 (Orphan_output_section::place_orphan_here): Add is_relro
9135 (Script_sections::Script_sections): Initialize
9136 data_segment_align_index_ and saw_relro_end_.
9137 (Script_sections::data_segment_align): New function.
9138 (Script_sections::data_segment_relro_end): New function.
9139 (Script_sections::place_orphan): Set or clear is_relro.
9140 (Script_sections::set_section_addresses): Force alignment of first
9142 * yyscript.y (exp): Call script_data_segment_align and
9143 script_data_segment_relro_end.
9144 * testsuite/relro_script_test.t: New file.
9145 * testsuite/relro_test.cc (using_script): Declare.
9146 (t1, t2): Test using_script.
9147 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9148 (relro_script_test_SOURCES): Define.
9149 (relro_script_test_DEPENDENCIES): Define.
9150 (relro_script_test_LDFLAGS): Define.
9151 (relro_script_test_LDADD): Define.
9152 (relro_script_test.so): New target.
9153 * testsuite/Makefile.in: Rebuild.
9155 2008-08-06 Cary Coutant <ccoutant@google.com>
9157 * archive.cc (Archive::total_archives, Archive::total_members)
9158 (Archive::total_members_loaded): New variables.
9159 (Archive::setup): Add parameter. Add option to preread
9161 (Archive::read_armap): Add counter.
9162 (Archive::get_file_and_offset): New function.
9163 (Archive::get_elf_object_for_member): New function.
9164 (Archive::read_all_symbols): New function.
9165 (Archive::read_symbols): New function.
9166 (Archive::add_symbols): Add counters.
9167 (Archive::include_all_members): Use armap to find members if it's
9169 (Archive::include_member): Skip reading symbols if already read.
9170 Factored code into Archive::get_file_and_offset and
9171 Archive::get_elf_object_for_member. Changed call to
9172 Mapfile::report_include_archive_member.
9173 (Archive::print_stats): New function.
9174 * archive.h: Declare Object and Read_symbols_data classes.
9175 (Archive::Archive): Add initializers for new members.
9176 (Archive::setup): Add parameter.
9177 (Archive::print_stats): New function.
9178 (Archive::total_archives, Archive::total_members)
9179 (Archive::total_members_loaded): New variables.
9180 (Archive::get_file_and_offset): New function.
9181 (Archive::get_elf_object_for_member): New function.
9182 (Archive::read_all_symbols): New function.
9183 (Archive::read_symbols): New function.
9184 (Archive::Archive_member): New class.
9185 (Archive::members_): New member.
9186 (Archive::num_members_): New member.
9187 * main.cc: Include archive.h.
9188 (main): Call Archive::print_stats.
9189 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9190 archive parameter; member_name is now the fully-decorated name.
9191 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9192 * options.h: (General_options): Add --preread-archive-symbols option.
9193 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9196 2008-08-04 Ian Lance Taylor <iant@google.com>
9198 * symtab.h (Symbol::use_plt_offset): New function.
9199 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9200 * powerpc.cc (Relocate::relocate): Likewise.
9201 * sparc.cc (Relocate::relocate): Likewise.
9202 * x86_64.cc (Relocate::relocate): Likewise.
9203 * testsuite/weak_plt.sh: New test.
9204 * testsuite/weak_plt_main.cc: New test.
9205 * testsuite/weak_plt_shared.cc: New test.
9206 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9207 (check_PROGRAMS): Add weak_plt.
9208 (check_DATA): Add weak_plt_shared.so.
9209 (weak_plt_main_pic.o, weak_plt): New targets.
9210 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9211 * testsuite/Makefile.in: Rebuild.
9213 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9215 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9216 * testsuite/Makefile.in: Rebuild.
9218 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9220 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9221 * Makefile.in: Regenerate.
9222 * po/POTFILES.in: Regenerate.
9224 2008-07-29 Ian Lance Taylor <iant@google.com>
9226 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9227 symbols before other symbols.
9228 * testsuite/script_test_2.cc (test_addr): Declare.
9229 (test_addr_alias): Declare.
9230 (main): Check that test_addr and test_addr_alias have the right
9232 * testsuite/script_test_2.t: Define test_addr_alias and
9235 2008-07-24 Ian Lance Taylor <iant@google.com>
9238 * descriptors.cc: New file.
9239 * descriptors.h: New file.
9240 * gold-threads.h (class Hold_optional_lock): New class.
9241 * fileread.cc: Include "descriptors.h".
9242 (File_read::~File_read): Release descriptor rather than closing
9244 (File_read::open) [file]: Call open_descriptor rather than open.
9245 Set is_descriptor_opened_.
9246 (File_read::open) [memory]: Assert that descriptor is not open.
9247 (File_read::reopen_descriptor): New function.
9248 (File_read::release): Release descriptor.
9249 (File_read::do_read): Make non-const. Reopen descriptor.
9250 (File_read::read): Make non-const.
9251 (File_read::make_view): Reopen descriptor.
9252 (File_read::do_readv): Likewise.
9253 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9254 Update declarations.
9255 * layout.cc: Include "descriptors.h".
9256 (Layout::create_build_id): Use open_descriptor rather than open.
9257 * output.cc: Include "descriptors.h".
9258 (Output_file::open): Use open_descriptor rather than open.
9259 * archive.cc (Archive::const_iterator): Change Archive to be
9261 (Archive::begin, Archive::end): Make non-const.
9262 (Archive::count_members): Likewise.
9263 * archive.h (class Archive): Update declarations.
9264 * object.h (Object::read): Make non-const.
9265 * Makefile.am (CCFILES): Add descriptors.cc.
9266 (HFILES): Add descriptors.h.
9267 * Makefile.in: Rebuild.
9270 * gold.h: Always include <clocale>. Add Solaris workarounds
9271 following code in binutils/sysdep.h.
9274 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9275 this->eh_frame_hdr_ is NULL before using it.
9277 * dynobj.cc (Versions::Versions): Update comment.
9279 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9280 the base version name.
9282 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9283 array size plus one.
9284 (Stringpool_template::set_string_offsets): Subtract one from key
9285 before using it as an array index.
9286 (Stringpool_template::get_offset_with_length): Likewise.
9287 (Stringpool_template::write_to_buffer): Likewise.
9288 * stringpool.h (Stringpool_template::get_offset_from_key):
9291 2008-07-23 Ian Lance Taylor <iant@google.com>
9294 * object.h (Merged_symbol_value::value): Do our best to handle a
9298 * script.cc (Version_script_info::get_versions): Don't add empty
9299 version tag to return value.
9300 (Version_script_info::get_symbol_version_helper): Change return
9301 type to bool. Add pversion parameter. Change all callers.
9302 (script_register_vers_node): Don't require a non-NULL tag.
9303 * script.h (class Version_script_info): Update declarations.
9304 (Version_script_info::get_symbol_version): Change return type to
9305 bool. Add version parameter. Change all callers.
9306 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9307 handling. Handle an empty version from a version script.
9308 (Symbol_table::define_special_symbol): Likewise.
9309 * testsuite/ver_test_10.script: New file.
9310 * testsuite/ver_test_10.sh: New file.
9311 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9312 (check_DATA): Add ver_test_10.syms.
9313 (ver_test_10.syms, ver_test_10.so): New target.
9314 * testsuite/Makefile.in: Rebuild.
9316 2008-07-23 Simon Baldwin <simonb@google.com>
9318 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9319 to zero for undefined symbols from dynamic libraries.
9321 2008-07-23 Ian Lance Taylor <iant@google.com>
9323 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9325 * symtab.h (class Symbol_table): Update declaration.
9326 * testsuite/ver_test_9.cc: New file.
9327 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9328 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9329 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9330 (ver_test_9.so, ver_test_9.o): New targets.
9331 * testsuite/Makefile.in: Rebuild.
9333 2008-07-22 Ian Lance Taylor <iant@google.com>
9335 * options.h (class General_options): Define --check-sections.
9336 * layout.cc (Layout::set_segment_offsets): Handle
9339 * options.h (class General_options): Define -n/--nmagic and
9341 * options.cc (General_options::finalize): For -n/--nmagic or
9342 -N/--omagic, set -static.
9343 * layout.cc (Layout::attach_allocated_section_to_segment): If
9344 -N/--omagic, don't put read-only and read-write sections in
9346 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9347 finding a read-only segment.
9348 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9349 don't set the minimum segment alignment to the common page size,
9350 and don't set the file offset to the address modulo the page size.
9351 * script-sections.cc (Script_sections::create_segments): If
9352 -n/--omagic, don't put read-only and read-write sections in
9355 * cref.cc: New file.
9357 * options.h (class General_options): Add --print-symbol-counts.
9358 * main.cc (main): Issue defined symbol report if requested.
9359 * archive.cc (Archive::interpret_header): Make into a const member
9361 (Archive::add_symbols): Call Input_objects::archive_start and
9363 (Archive::const_iterator): Define new class.
9364 (Archive::begin, Archive::end): New functions.
9365 (Archive::include_all_members): Rewrite to use iterator.
9366 (Archive::count_members): New function.
9367 * archive.h (class Archive): Update declarations.
9368 (Archive::filename): New function.
9369 * object.cc: Include "cref.h".
9370 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9371 (Sized_relobj::do_get_global_symbol_counts): New function.
9372 (Input_objects::add_object): Add object to cross-referencer.
9373 (Input_objects::archive_start): New function.
9374 (Input_objects::archive_stop): New function.
9375 (Input_objects::print_symbol_counts): New function.
9376 * object.h: Declare Cref and Archive.
9377 (Object::get_global_symbol_counts): New function.
9378 (Object::do_get_global_symbol_counts): New pure virtual function.
9379 (class Sized_relobj): Add defined_count_ field. Update
9381 (class Input_objects): Add cref_ field. Update constructor.
9382 Update declarations.
9383 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9385 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9387 (Sized_dynobj::do_get_global_symbol_counts): New function.
9388 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9389 defined_count_. Update declarations. Define Symbols typedef.
9390 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9391 parameter. Change all callers.
9392 (Symbol_table::add_from_dynobj): Add sympointers and defined
9393 parameters. Change all callers.
9394 * symtab.h (class Symbol_table): Update declarations.
9395 * Makefile.am (CCFILES): Add cref.cc.
9396 (HFILES): Add cref.h.
9397 * Makefile.in: Rebuild.
9399 2008-07-22 Simon Baldwin <simonb@google.com>
9401 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9402 to zero when writing undefined symbols.
9404 2008-07-22 Ian Lance Taylor <iant@google.com>
9406 * output.cc (Output_section::add_input_section): Don't try to
9407 merge empty merge sections.
9409 2008-07-21 Craig Silverstein <csilvers@google.com>
9411 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9412 Include symbol version in error message.
9414 2008-07-20 Chris Demetriou <cgd@google.com>
9416 * configure.ac (gold_cv_c_random_seed): New configured variable.
9417 (RANDOM_SEED_CFLAGS): New substituted variable.
9418 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9419 * configure: Rebuild.
9420 * Makefile.in: Likewise.
9421 * testsuite/Makefile.in: Likewise.
9423 2008-07-18 Ian Lance Taylor <iant@google.com>
9425 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9426 where we see NAME/NULL and NAME/VERSION as separate symbols.
9427 * testsuite/ver_test_main.cc (main): Call t4.
9428 (t4, t4_2a): Define.
9429 * testsuite/ver_test_2.cc (t4_2): Define.
9430 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9431 * testsuite/ver_test_4.cc (t4_2a): Define.
9432 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9433 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9435 2008-07-17 Ian Lance Taylor <iant@google.com>
9437 * dynobj.cc (Versions::add_def): If we give an error about a
9438 missing version, go ahead and create the version anyhow.
9440 2008-07-10 Ian Lance Taylor <iant@google.com>
9442 Handle output sections with more than 0x7fffffff bytes.
9443 * object.h (class Relobj): Change map_to_output_ to
9444 output_sections_, and just keep a section pointer. Change all
9445 uses. Move comdat group support to Sized_relobj.
9446 (Relobj::is_section_specially_mapped): Remove.
9447 (Relobj::output_section): Remove poff parameter. Change all
9449 (Relobj::output_section_offset): New function.
9450 (Relobj::set_section_offset): Rewrite.
9451 (Relobj::map_to_output): Remove.
9452 (Relobj::output_sections): New function.
9453 (Relobj::do_output_section_offset): New pure virtual function.
9454 (Relobj::do_set_section_offset): Likewise.
9455 (class Sized_relobj): Add section_offsets_ field. Add comdat
9456 group support from Relobj. Update declarations.
9457 (Sized_relobj::get_output_section_offset): New function.
9458 (Sized_relobj::do_output_section_offset): New function.
9459 (Sized_relobj::do_set_section_offset): New function.
9460 * object.cc (Relobj::output_section_address): Remove.
9461 (Sized_relobj::Sized_relobj): Initialize new fields.
9462 (Sized_relobj::include_section_group): Cast find_kept_object to
9464 (Sized_relobj::include_linkonce_section): Likewise.
9465 (Sized_relobj::do_layout): Use separate arrays for output section
9467 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9469 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9470 output_sections and section_offsets.
9471 (Sized_relobj::write_local_symbols): Likewise.
9472 (map_to_kept_section): Compute output address directly.
9473 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9474 output_sections and section_offsets.
9475 (Sized_relobj::write_sections): Likewise.
9476 (Sized_relobj::relocate_sections): Likewise.
9477 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9478 * output.h (class Output_reloc): Update declarations. Change
9479 u2_.relobj to Sized_relobj*.
9480 (class Output_data_reloc): Change add functions to use
9482 * output.cc (Output_reloc::Output_reloc): Change relobj to
9484 (Output_reloc::local_section_offset): Change return type to
9485 Elf_Addr. Use get_output_section_offset.
9486 (Output_reloc::get_address): Likewise.
9487 (Output_section::is_input_address_mapped): Don't call
9488 is_section_specially_mapped.
9489 (Output_section::output_offset): Likewise.
9490 (Output_section::output_address): Likewise.
9491 (Output_section::starting_output_address): Likewise.
9492 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9493 parameter to Sized_relobj*.
9494 (Copy_relocs::need_copy_reloc): Likewise.
9495 (Copy_relocs::save): Likewise.
9496 * copy-relocs.h (class Copy_relocs): Update declarations.
9497 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9498 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9499 * target-reloc.h (relocate_for_relocatable): Change
9500 offset_in_output_section type to Elf_Addr. Change code that uses
9502 * layout.cc (Layout::layout): Always set *off.
9503 * mapfile.cc (Mapfile::print_input_section): Use
9504 output_section_offset.
9505 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9507 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9508 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9509 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9511 2008-07-03 Ian Lance Taylor <iant@google.com>
9513 * layout.cc (Layout::include_section): Do not discard unrecognized
9514 SHT_STRTAB sections.
9516 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9518 * script.cc (Lex::can_continue_name): Make '?' allowable in
9519 version-script names.
9520 * testsuite/version_script.map: Change glob pattern to use '?'
9522 2008-06-30 Manish Singh <yosh@gimp.org>
9525 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9528 2008-06-30 Ian Lance Taylor <iant@google.com>
9532 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9533 versions]: Don't try to read the value in the contents, since we
9534 don't use it. Use the template endianness when writing.
9536 2008-06-25 Cary Coutant <ccoutant@google.com>
9538 * fileread.cc (File_read::make_view): Assert on zero-length view.
9539 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9540 symbol table when there are no symbols to read.
9542 2008-06-23 Craig Silverstein <csilvers@google.com>
9544 * version.cc (version_string): Bump to 1.7
9546 2008-06-18 Craig Silverstein <csilvers@google.com>
9548 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9549 constant 0xFFFF to type Valtype.
9550 (Powerpc_relocate_functions::rel16_ha): Likewise.
9552 2008-06-17 Ian Lance Taylor <iant@google.com>
9554 * output.h (Output_section::Input_section): Initialize p2align_ to
9555 zero for Output_section_data constructors.
9556 (Output_section::Input_section::addralign): If not an input
9557 section, return the alignment of the Output_section_data.
9558 * testsuite/copy_test.cc: New file.
9559 * testsuite/copy_test_1.cc: New file.
9560 * testsuite/copy_test_2.cc: New file.
9561 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9562 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9563 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9564 (copy_test_1_pic.o, copy_test_1.so): New targets.
9565 (copy_test_2_pic.o, copy_test_2.so): New targets.
9566 * testsuite/Makefile.in: Rebuild.
9568 * script-sections.cc (Script_sections::place_orphan): Initialize
9569 local variable exact.
9571 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9573 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9575 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9576 David S. Miller <davem@davemloft.net>
9578 * powerpc.cc: New file.
9579 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9580 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9581 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9582 * Makefile.in: Rebuild.
9584 2008-06-09 Ian Lance Taylor <iant@google.com>
9586 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9588 (throwing, orig_terminate): New static variables.
9589 (terminate_handler): New static function.
9590 (t2): Set terminate handler.
9592 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9595 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9598 2008-05-30 Cary Coutant <ccoutant@google.com>
9600 * archive.cc (Archive::include_all_members) Correct to step
9601 over symbol table and extended name table in thin archives.
9603 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9606 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9609 2008-05-28 Caleb Howe <cshowe@google.com>
9611 * reduced_debug_output.cc: New file.
9612 * reduced_debug_output.h: New file.
9613 * options.h (class General_options): Add --strip-debug-non-line.
9614 * options.cc (General_options::finalize): Add strip_debug_non_line
9615 to the strip heirarchy.
9616 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9618 * layout.cc: Include "reduced_debug_output.h".
9619 (Layout::Layout): Initialize new fields.
9620 (line_only_debug_sections): New static array.
9621 (is_lines_only_debug_sections): New static inline function.
9622 (Layout::include_section): Handle --strip-debug-non-line.
9623 (Layout::make_output_section): If --strip-debug-non-line, build
9624 new output sections for .debug_abbrev and .debug_info.
9625 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9626 gold. Warn about possible overflow.
9627 (read_signed_LEB_128): Likewise.
9628 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9629 (read_signed_LEB_128): Declare.
9630 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9631 (HFILES): Add reduced_debug_output.h.
9632 * Makefile.in: Rebuild.
9634 2008-05-21 Ian Lance Taylor <iant@google.com>
9636 * mapfile.cc: New file.
9637 * mapfile.h: New file.
9638 * options.h (class General_options): Add -M/--print-map and -Map.
9639 * options.cc (General_options::finalize): Make -M equivalent to
9641 * main.cc: Include <cstdio> and "mapfile.h".
9642 (main): Open mapfile if requested.
9643 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9644 constructor. Change caller.
9645 (queue_initial_tasks): Add mapfile parameter. Change caller.
9646 (queue_middle_tasks): Likewise.
9647 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9649 * archive.cc: Include "mapfile.h".
9650 (Archive::add_symbols): Add mapfile parameter. Change all
9651 callers. Pass mapfile, symbol, and reason to include_member.
9652 (Archive::include_all_members): Add mapfile parameter. Change all
9654 (Archive::include_member): Add mapfile, sym, and why parameters.
9655 Change all callers. Report inclusion to map file.
9656 * archive.h: Include "fileread.h".
9657 (class Archive): Update declarations.
9658 (Archive::file): New const method.
9659 (class Add_archive_symbols): Add mapfile_ field. Update
9660 constructor. Change all callers.
9661 * readsyms.h (class Read_symbols): Likewise.
9662 (class Finish_group): Likewise.
9663 (class Read_script): Likewise.
9664 * common.cc: Include "mapfile.h".
9665 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9667 (Symbol_table::do_allocate_commons): Likewise.
9668 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9669 symbol allocation to mapfile.
9670 * common.h (class Allocate_commons_task): Add mapfile_ field.
9671 Update constructor. Change all callers.
9672 * symtab.h (class Symbol_table): Update declarations.
9673 * layout.cc: Include "mapfile.h".
9674 (Layout_task_runner::run): Print information to mapfile.
9675 (Layout::create_gold_note): Change Output_data_fixed_space to
9676 Output_data_zero_fill.
9677 (Layout::create_build_id): Likewise.
9678 (Layout::print_to_mapfile): New function.
9679 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9680 constructor. Change caller.
9681 (class Layout): Declare print_to_mapfile.
9682 * output.cc (Output_section::Input_section::print_to_mapfile): New
9684 (Output_section::add_input_section): If producing a map, always
9685 add to input_sections_ list.
9686 (Output_section::do_print_to_mapfile): New function.
9687 (Output_segment::print_sections_to_mapfile): New function.
9688 (Output_segment::print_section_list_to_mapfile): New function.
9689 * output.h: Include "mapfile.h".
9690 (Output_data::print_to_mapfile): New function.
9691 (Output_data::do_print_to_mapfile): New virtual function.
9692 (Output_segment_headers::do_print_to_mapfile): New function.
9693 (Output_file_header::do_print_to_mapfile): New function.
9694 (Output_data_const::do_print_to_mapfile): New function.
9695 (class Output_data_const_buffer): Add map_name_ field. Update
9696 constructor. Change all callers. Add do_print_to_mapfile
9698 (class Output_data_fixed_space): Likewise.
9699 (class Output_data_space): Likewise.
9700 (class Output_data_zero_fill): New class.
9701 (Output_data_strtab::do_print_to_mapfile): New function.
9702 (Output_data_reloc_base::do_print_to_mapfile): New function.
9703 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9704 (Output_data_group::do_print_to_mapfile): New function.
9705 (Output_data_got::do_print_to_mapfile): New function.
9706 (Output_data_dynamic::do_print_to_mapfile): New function.
9707 (Output_symtab_xindex::do_print_to_mapfile): New function.
9708 (class Output_section): Declare do_print_to_mapflie. Declare
9709 print_to_mapfile in Input_section.
9710 (class Output_segment): Declare new functions.
9711 * object.h (Sized_relobj::symbol_count): New function.
9712 * script-sections.cc
9713 (Output_section_element_dot_assignment::set_section_addresses):
9714 Change Output_data_fixed_space to Output_data_zero_fill.
9715 (Output_data_expression::do_print_to_mapfile): New function.
9716 * script.cc (read_input_script): Add mapfile parameter. Change
9718 * script.h (read_input_script): Update declaration.
9719 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9720 (Eh_frame::do_print_to_mapfile): New function.
9721 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9722 (Output_merge_string::do_print_to_mapfile): New function.
9723 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9725 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9727 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9729 * Makefile.am (CCFILES): Add mapfile.cc.
9730 (HFILES): Add mapfile.h.
9731 * Makefile.in: Rebuild.
9733 2008-05-19 Ian Lance Taylor <iant@google.com>
9735 * options.h (class General_options): Add -z relro.
9736 * layout.cc (Layout::Layout): Initialize relro_segment_.
9737 (Layout::add_output_section_data): Return the output section.
9738 (Layout::make_output_section): Rcognize relro sections and mark
9740 (Layout::attach_allocated_section_to_segment): Put relro sections
9741 in a PT_GNU_RELRO segment.
9742 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9744 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9746 (Layout::linkonce_mapping): Map d.rel.ro.local to
9748 (Layout::output_section_name): Us .data.rel.ro.local for any
9749 section which begins with that.
9750 * layout.h (class Layout): Update add_output_section_data
9751 declaration. Add relro_segment_ field.
9752 * output.cc (Output_section::Output_section): Initialize is_relro_
9753 and is_relro_local_ fields.
9754 (Output_segment::add_output_section): Group relro sections.
9755 (Output_segment::is_first_section_relro): New function.
9756 (Output_segment::maximum_alignment): If there is a relro section,
9757 align the segment to the common page size.
9758 (Output_segment::set_section_addresses): Track whether we are
9759 looking at relro sections. If the last section is a relro
9760 section, align to the common page size.
9761 (Output_segment::set_section_list_addresses): Add in_relro
9762 parameter. Change all callers. Align to the page size when
9763 moving from relro to non-relro section.
9764 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9766 * output.h (class Output_section): Add is_relro_ and
9767 is_relro_local_ fields.
9768 (Output_section::is_relro): New function.
9769 (Output_section::set_is_relro): New function.
9770 (Output_section::is_relro_local): New function.
9771 (Output_section::set_is_relro_local): New function.
9772 (class Output_segment): Update declarations.
9773 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9774 * sparc.cc (Target_sparc::got_section): Likewise.
9775 * x86_64.cc (Target_x86_64::got_section): Likewise.
9776 * testsuite/relro_test_main.cc: New file.
9777 * testsuite/relro_test.cc: New file.
9778 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9779 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9780 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9781 (relro_test.so, relro_test_pic.o): New targets.
9782 * testsuite/Makefile.in: Rebuild.
9784 2008-05-16 Ian Lance Taylor <iant@google.com>
9786 * output.cc (Output_segment::add_output_section): Remove front
9788 * output.h (class Output_segment): Remove
9789 add_initial_output_section and overloaded add_output_section.
9790 Update declaration of remaining add_output_section.
9791 * layout.cc (Layout::create_interp): Call add_output_section
9792 rather than add_initial_output_section.
9793 (Layout::finish_dynamic_section): Likewise.
9795 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9796 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9797 know the dynamic type.
9798 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9799 field. Initialize it in constructor.
9800 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9801 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9802 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9805 * output.cc (Output_reloc::get_address): Change return type to
9807 * output.h (class Output_reloc): Update get_address declaration.
9808 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9809 for section addresses.
9811 2008-05-09 Ian Lance Taylor <iant@google.com>
9814 * gold.cc (gold_nomem): Use return value of write.
9816 2008-05-08 Ian Lance Taylor <iant@google.com>
9818 * symtab.c (Symbol::init_base_output_data): Add version
9819 parameter. Change all callers.
9820 (Symbol::init_base_output_segment): Likewise.
9821 (Symbol::init_base_constant): Likewise.
9822 (Symbol::init_base_undefined): Likewise.
9823 (Sized_symbol::init_output_data): Likewise.
9824 (Sized_symbol::init_output_segment): Likewise.
9825 (Sized_symbol::init_constant): Likewise.
9826 (Sized_symbol::init_undefined): Likewise.
9827 (Symbol_table::do_define_in_output_data): If the new symbol has a
9828 version, mark it as the default.
9829 (Symbol_table::do_define_in_output_segment): Likewise.
9830 (Symbol_table::do_define_as_constant): Likewise.
9831 * symtab.h (class Symbol): Update declarations.
9832 (class Sized_symbol): Likewise.
9833 * resolve.cc (Symbol::override_version): New function.
9834 (Symbol::override_base): Call override_version.
9835 (Symbol::override_base_with_special): Likewise.
9836 * testsuite/ver_script_8.script: New file.
9837 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9838 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9839 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9840 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9842 2008-05-06 Ian Lance Taylor <iant@google.com>
9845 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9847 (class General_options): Remove existing --undefined, and add
9848 --no-undefined instead. Add new --undefined as synonym for -u.
9849 * archive.cc (Archive::add_symbols): Check whether symbol was
9851 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9852 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9853 all uses. Add IS_UNDEFINED. Update declarations to split
9854 different versions of init_base. Declare init_base_undefined.
9855 (Symbol::is_defined): Handle IS_UNDEFINED.
9856 (Symbol::is_undefined): Likewise.
9857 (Symbol::is_weak_undefined): Call is_undefined.
9858 (Symbol::is_absolute): Handle IS_CONSTANT.
9859 (class Sized_symbol): Update declarations to split different
9860 versions of init. Declare init_undefined.
9861 (class Symbol_table): Declare new functions.
9862 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9864 (Symbol::init_base_output_data): Likewise.
9865 (Symbol::init_base_output_segment): Likewise.
9866 (Symbol::init_base_constant): Likewise.
9867 (Symbol::init_base_undefined): New function.
9868 (Sized_symbol::init_object): Rename from init. Change all
9870 (Sized_symbol::init_output_data): Likewise.
9871 (Sized_symbol::init_output_segment): Likewise.
9872 (Sized_symbol::init_constant): Likewise.
9873 (Sized_symbol::init_undefined): New function.
9874 (Symbol_table::add_undefined_symbols_from_command_line): New
9876 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9878 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9879 (Symbol::output_section): Likewise.
9880 (Symbol::set_output_section): Likewise.
9881 (Symbol_table::sized_finalize_symbol): Likewise.
9882 (Symbol_table::sized_write_globals): Likewise.
9883 * resolve.cc (Symbol_table::should_override): Likewise.
9884 (Symbol::override_base_with_special): Likewise.
9886 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9887 symbol, change it to have default visibility.
9888 * testsuite/protected_1.cc: New file.
9889 * testsuite/protected_2.cc: New file.
9890 * testsuite/protected_3.cc: New file.
9891 * testsuite/protected_main_1.cc: New file.
9892 * testsuite/protected_main_2.cc: New file.
9893 * testsuite/protected_main_3.cc: New file.
9894 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9895 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9896 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9897 (protected_1.so): New target.
9898 (protected_1_pic.o, protected_2_pic.o): New targets.
9899 (protected_3_pic.o): New target.
9900 (check_PROGRAMS): Add protected_2.
9901 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9902 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9903 * testsuite/Makefile.in: Rebuild.
9905 * options.h (DEFINE_var): Add set_user_set_##varname__.
9906 (DEFINE_bool_alias): New macro.
9907 (class General_options): Define -Bstatic using DEFINE_bool_alias
9908 rather than DEFINE_special. Add --undefined as an alias for -z
9910 * options.cc (General_options::parse_Bstatic): Remove.
9912 * options.h (class General_options): Add --fatal-warnings.
9913 * main.cc (main): Implement --fatal-warnings.
9914 * errors.h (Errors::warning_count): New function.
9916 * options.h (class General_options): Add -Bsymbolic-functions.
9917 * symtab.h (Symbol::is_preemptible): Check for
9918 -Bsymbolic-functions.
9920 2008-05-05 Ian Lance Taylor <iant@google.com>
9922 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9923 as noVARNAME rather than no-VARNAME.
9924 (class General_options): Add option -z combreloc.
9925 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9927 (Output_reloc::sort_before) [SHT_REL]: New function.
9928 (Output_reloc::sort_before) [SHT_RELA]: New function.
9929 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9930 Sort_relocs_comparison.
9931 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9932 parameter. Change all callers.
9933 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9934 sort_relocs parameter. Change all callers.
9935 * output.cc (Output_reloc::get_address): New function, broken out
9937 (Output_reloc::write_rel): Call it.
9938 (Output_reloc::compare): New function.
9939 (Output_data_reloc_base::do_write): Optionally sort relocs.
9941 * configure.ac: If targ_extra_obj is set, link it in.
9942 * configure.tgt: Initialize all variables.
9943 (x86_64*): Set targ_extra_obj and targ_extra_size.
9944 * configure: Rebuild.
9946 * object.cc (Sized_relobj::include_section_group): Adjust section
9947 indexes read from group data. Build vector to pass to
9949 * layout.cc (Layout::layout_group): Add flags and shndxes
9950 parameters. Remove contents parameter. Change caller. Update
9951 explicit instantiations.
9952 * layout.h (class Layout): Update layout_group declaration.
9953 * output.cc (Output_data_group::Output_data_group): Add flags and
9954 input_shndxes parameters. Remove contents parameter. Change
9956 (Output_data_group::do_write): Change input_sections_ to
9958 * output.h (class Output_data_group): Update constructor
9959 declaration. Rename input_sections_ to input_shndxes_.
9960 * testsuite/many_sections_test.cc: Add template.
9962 2008-04-30 Cary Coutant <ccoutant@google.com>
9964 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9966 * layout.cc (Layout::include_section): Refactored check for debug
9968 (Layout::add_comdat): Add new parameters. Change type
9969 of signature parameter. Add object and shndx to signatures table.
9970 (Layout::find_kept_object): New function.
9971 * layout.h: Include <cstring>.
9972 (Layout::is_debug_info_section): New function.
9973 (Layout::add_comdat): Add new parameters.
9974 (Layout::find_kept_object): New function.
9975 (Layout::Kept_section): New struct.
9976 (Layout::Signatures): Change type of map range.
9977 * object.cc (Relobj::output_section_address): New function.
9978 (Sized_relobj::include_section_group): Add new parameters. Change
9979 calls to Layout::add_comdat. Change to build table of kept comdat
9980 groups and table mapping discarded sections to kept sections.
9981 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9982 (Sized_relobj::do_layout): Change calls to include_section_group and
9983 include_linkonce_section.
9984 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9985 value to zero when section is discarded.
9986 (Sized_relobj::map_to_kept_section): New function.
9987 * object.h (Relobj::output_section_address): New function.
9988 (Relobj::Comdat_group): New type.
9989 (Relobj::find_comdat_group): New function.
9990 (Relobj::Comdat_group_table): New type.
9991 (Relobj::Kept_comdat_section): New type.
9992 (Relobj::Kept_comdat_section_table): New type.
9993 (Relobj::add_comdat_group): New function.
9994 (Relobj::set_kept_comdat_section): New function.
9995 (Relobj::get_kept_comdat_section): New function.
9996 (Relobj::comdat_groups_): New field.
9997 (Relobj::kept_comdat_sections_): New field.
9998 (Symbol_value::input_value): Update comment.
9999 (Sized_relobj::map_to_kept_section) New function.
10000 (Sized_relobj::include_linkonce_section): Add new parameter.
10001 * target-reloc.h (Comdat_behavior): New type.
10002 (get_comdat_behavior): New function.
10003 (relocate_section): Add code to map a discarded section to the
10004 corresponding kept section when applying a relocation.
10006 2008-04-30 Craig Silverstein <csilvers@google.com>
10008 * dwarf_reader.cc (next_generation_count): New static var.
10009 (Addr2line_cache_entry): New struct.
10010 (addr2line_cache): New static var.
10011 (Dwarf_line_info::one_addr2line): Added caching.
10012 (Dwarf_line_info::clear_addr2line_cache): New function.
10013 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10014 cache-size parameter.
10015 (Dwarf_line_info::one_addr2line_cache): New function.
10016 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10017 new cache-size argument to one_addr2line(), and clear cache.
10019 2008-04-28 Cary Coutant <ccoutant@google.com>
10021 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10022 R_386_PC8 relocations.
10024 2008-04-23 Ian Lance Taylor <iant@google.com>
10026 * object.cc (Sized_relobj::include_section_group): Check for
10027 invalid section group.
10029 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10032 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10033 than read for file header.
10034 * archive.cc (Archive::include_member): Likewise.
10036 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10038 * aclocal.m4: Regenerate.
10039 * configure: Regenerate.
10041 2008-04-19 Ian Lance Taylor <iant@google.com>
10043 * version.cc (version_string): Bump to 1.6.
10045 * testsuite/Makefile.am (many_sections_r_test): New target.
10046 (many_sections_r_test_SOURCES): Remove.
10047 (many_sections_r_test_DEPENDENCIES): Remove.
10048 (many_sections_r_test_LDFLAGS): Remove.
10049 (many_sections_r_test_LDADD): Remove.
10051 * object.cc (Sized_relobj::do_add_symbols): Always pass
10052 local_symbol_count_ to add_from_relobj.
10054 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10055 every thousand variables.
10056 * testsuite/Makefile.in: Rebuild.
10058 * object.cc (Xindex::initialize_symtab_xindex): New function.
10059 (Xindex::read_symtab_xindex): New function.
10060 (Xindex::sym_xindex_to_shndx): New function.
10061 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10063 (Sized_relobj::do_initialize_xindex): New function.
10064 (Sized_relobj::do_read_symbols): Adjust section links.
10065 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10066 parameter. Change all callers.
10067 (Sized_relobj::include_section_group): Adjust section links and
10068 symbol section indexes.
10069 (Sized_relobj::do_layout): Adjust section links.
10070 (Sized_relobj::do_count_local_symbols): Adjust section links and
10071 symbol section indexes.
10072 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10073 ordinary and special symbols.
10074 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10075 dynsym_xindex parameters. Change all callers. Adjust section
10076 links. Use SHN_XINDEX when needed.
10077 (Sized_relobj::get_symbol_location_info): Adjust section links.
10078 Don't get fooled by special symbols.
10079 * object.h (class Xindex): Define.
10080 (class Object): Add xindex_ parameter. Declare virtual functoin
10081 do_initialize_xindex.
10082 (Object::adjust_sym_shndx): New function.
10083 (Object::set_xindex): New protected function.
10084 (class Symbol_value): Add is_ordinary_shndx_ field.
10085 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10086 (Symbol_value::value): Assert ordinary section.
10087 (Symbol_value::initialize_input_to_output_map): Likewise.
10088 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10089 Change all callers.
10090 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10092 (class Sized_relobj): Update declarations.
10093 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10094 parameter. Change all callers.
10095 (Sized_relobj::adjust_shndx): New function.
10096 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10098 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10099 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10100 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10101 (Sized_dynobj::read_dynsym_section): Adjust section links.
10102 (Sized_dynobj::read_dynamic): Likewise.
10103 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10105 (Sized_dynobj::do_initialize_xindex): New function.
10106 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10107 do_initialize_xindex.
10108 (Sized_dynobj::adjust_shndx): New function.
10109 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10110 dynsym_xindex_ fields.
10111 (Layout::finalize): Add a call to set_section_indexes before
10112 creating the symtab sections.
10113 (Layout::set_section_indexes): Don't do anything if the section
10114 already has a section index.
10115 (Layout::create_symtab_sections): Add shnum parameter. Change
10116 caller. Create .symtab_shndx section if needed.
10117 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10119 (Layout::allocated_output_section_count): New function.
10120 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10122 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10123 fields. Update declarations.
10124 (Layout::symtab_xindex): New function.
10125 (Layout::dynsym_xindex): New function.
10126 (class Write_symbols_task): Add layout_ field.
10127 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10129 * output.cc (Output_section_headers::Output_section_headers): Add
10130 shstrtab_section parameter. Change all callers.
10131 (Output_section_headers::do_sized_write): Store overflow values
10132 for section count and section string table section index in
10133 section header zero.
10134 (Output_file_header::do_sized_write): Check for overflow of
10135 section count and section string table section index.
10136 (Output_symtab_xindex::do_write): New function.
10137 (Output_symtab_xindex::endian_do_write): New function.
10138 * output.h (class Output_section_headers): Add shstrtab_section_.
10139 Update declarations.
10140 (class Output_symtab_xindex): Define.
10141 (Output_section::has_out_shndx): New function.
10142 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10144 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10145 Change all callers.
10146 (Sized_symbol::init): Likewise.
10147 (Symbol::output_section): Check for ordinary symbol.
10148 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10149 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10151 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10152 Change all callers. Simplify handling of symbols from sections
10153 not included in the link.
10154 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10156 (Weak_alias_sorter::operator()): Assert that symbols are
10158 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10160 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10161 parameters. Change all callers.
10162 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10163 symbol distinction. Use SHN_XINDEX when needed.
10164 (Symbol_table::write_section_symbol): Add symtab_xindex
10165 parameter. Change all callers.
10166 (Symbol_table::sized_write_section_symbol): Likewise. Use
10167 SHN_XINDEX when needed.
10168 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10170 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10171 (Symbol::is_defined): Check is_ordinary.
10172 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10173 (Symbol::is_absolute, Symbol::is_common): Likewise.
10174 (class Sized_symbol): Update declarations.
10175 (class Symbol_table): Update declarations.
10176 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10177 parameters. Change all callers.
10178 (Sized_symbol::override): Likewise.
10179 (Symbol_table::override): Likewise.
10180 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10181 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10182 is_ordinary, and orig_st_shndx parameters. Change all callers.
10183 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10184 to be in an ordinary section.
10185 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10186 object and is_ordinary parameters. Change all callers.
10187 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10188 Change all callers. Don't add undefined or non-ordinary symbols
10190 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10191 Change all callers.
10192 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10194 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10195 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10196 (Sized_relobj::relocate_sections): Likewise.
10197 * target-reloc.h (scan_relocs): Adjust section symbol index.
10198 (scan_relocatable_relocs): Likewise.
10199 * i386.cc (Scan::local): Check for ordinary symbols.
10200 * sparc.cc (Scan::local): Likewise.
10201 * x86_64.cc (Scan::local): Likewise.
10202 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10203 to symbol_section_and_value.
10204 * testsuite/many_sections_test.cc: New file.
10205 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10206 (check_PROGRAMS): Add many_sections_test.
10207 (many_sections_test_SOURCES): Define.
10208 (many_sections_test_DEPENDENCIES): Define.
10209 (many_sections_test_LDFLAGS): Define.
10210 (BUILT_SOURCES): Add many_sections_define.h.
10211 (many_sections_define.h): New target.
10212 (BUILT_SOURCES): Add many_sections_check.h.
10213 (many_sections_check.h): New target.
10214 (check_PROGRAMS): Add many_sections_r_test.
10215 (many_sections_r_test_SOURCES): Define.
10216 (many_sections_r_test_DEPENDENCIES): Define.
10217 (many_sections_r_test_LDFLAGS): Define.
10218 (many_sections_r_test_LDADD): Define.
10219 (many_sections_r_test.o): New target.
10220 * testsuite/Makefile.in: Rebuild.
10222 2008-04-17 Cary Coutant <ccoutant@google.com>
10224 * errors.cc (Errors::info): New function.
10225 (gold_info): New function.
10226 * errors.h (Errors::info): New function.
10227 * gold.h (gold_info): New function.
10228 * object.cc (Input_objects::add_object): Print trace output.
10229 * options.cc (options::parse_set): New function.
10230 (General_options::parse_wrap): Deleted.
10231 (General_options::General_options): Deleted initializer.
10232 * options.h (options::String_set): New typedef.
10233 (options::parse_set): New function.
10234 (DEFINE_set): New macro.
10235 (General_options::wrap): Changed to use DEFINE_set. Changed
10236 callers of any_wrap_symbols and is_wrap_symbol.
10237 (General_options::trace, General_options::trace_symbol):
10239 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10240 (General_options::wrap_symbols_): Deleted.
10241 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10243 2008-04-17 David S. Miller <davem@davemloft.net>
10245 * options.cc (General_options::parse_V): New function.
10246 * options.h: Add entries for -V and -Qy.
10248 2008-04-17 Ian Lance Taylor <iant@google.com>
10250 * common.cc (Symbol_table::allocate_commons): Remove options
10251 parameter. Change caller.
10252 (Symbol_table::do_allocate_commons): Remove options parameter.
10253 Change caller. Just call do_allocate_commons_list twice.
10254 (Symbol_table::do_allocate_commons_list): New function, broken out
10255 of do_allocate_commons.
10256 * common.h (class Allocate_commons_task): Remove options_ field.
10257 Update constructor.
10258 * symtab.cc (Symbol_table::Symbol_table): Initialize
10260 (Symbol_table::add_from_object): Put TLS common symbols on
10262 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10263 which are IN_OUTPUT_DATA.
10264 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10265 allocate_commons and do_allocate_commons declarations. Declare
10266 do_allocate_commons_list.
10267 * gold.cc (queue_middle_tasks): Update creation of
10268 Allocate_commons_task to not pass options.
10269 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10270 (TLS_TEST_C_FLAGS): New variable.
10271 (tls_test_c_pic.o): New target.
10272 (tls_test_shared.so): Link in tls_test_c_pic.o.
10273 (tls_test_c_pic_ie.o): New target.
10274 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10275 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10276 (tls_test_c.o): New target.
10277 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10278 (tls_pic_test_LDADD): Likewise.
10279 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10280 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10281 (tls_test_c_gnu2.o): New target.
10282 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10284 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10285 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10286 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10287 * testsuite/tls_test.cc: Include "config.h".
10288 (t_last): Call t11_last.
10289 * testsuite/tls_test.h (t11, t11_last): Declare.
10290 * testsuite/tls_test_c.c: New file.
10291 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10292 * configure.ac: Check for OpenMP support.
10293 * configure, config.in, Makefile.in: Rebuild.
10294 * testsuite/Makefile.in: Rebuild.
10296 2008-04-16 Cary Coutant <ccoutant@google.com>
10298 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10299 (Target_i386::tls_base_symbol_defined_): New field.
10300 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10301 (Target_i386::Scan::global): Likewise.
10302 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10303 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10304 (Target_x86_64::tls_base_symbol_defined_): New field.
10305 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10306 (Target_x86_64::Scan::global): Likewise.
10308 2008-04-16 Cary Coutant <ccoutant@google.com>
10310 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10311 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10312 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10313 building shared libraries.
10314 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10315 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10316 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10317 * testsuite/Makefile.in: Rebuild.
10318 * testsuite/weak_undef.h: New file.
10319 * testsuite/weak_undef_file1.cc: Add extra test cases.
10320 * testsuite/weak_undef_file2.cc: Likewise.
10321 * testsuite/weak_undef_test.cc: Likewise.
10323 2008-04-16 David S. Miller <davem@davemloft.net>
10325 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10326 Add issued_non_pic_error_ field. Declare check_non_pic.
10327 (Target_sparc::Scan::check_non_pic): New function.
10328 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10329 (Target_sparc::Scan::global): Likewise.
10331 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10332 * configure: Rebuild.
10334 * options.h (DEFINE_enable): New macro.
10335 (new_dtags): New enable option.
10336 (initfirst, interpose, loadfltr, nodefaultlib,
10337 nodelete, nodlopen, nodump): New -z options.
10338 * layout.cc (Layout:finish_dynamic_section): If new
10339 dtags enabled, emit DT_RUNPATH. Also, emit a
10340 DT_FLAGS_1 containing any specified -z flags.
10342 2008-04-16 Ian Lance Taylor <iant@google.com>
10344 * copy-relocs.cc: New file.
10345 * copy-relocs.h: New file.
10346 * reloc.cc: Remove Copy_relocs code.
10347 * reloc.h: Likewise.
10348 * reloc-types.h (struct Reloc_types) [both versions]: Add
10349 get_reloc_addend_noerror.
10350 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10351 variants of add_global which take an addend which must be zero.
10352 * i386.cc: Include "copy-relocs.h".
10353 (class Target_i386): Change type of copy_relocs_ to variable,
10354 update initializer.
10355 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10356 Change all callers.
10357 (Target_i386::do_finalize_sections): Change handling of
10359 * sparc.cc: Include "copy-relocs.h".
10360 (class Target_sparc): Change type of copy_relocs_ to variable,
10361 update initializer.
10362 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10363 Change all callers.
10364 (Target_sparc::do_finalize_sections): Change handling of
10366 * x86_64.cc: Include "copy-relocs.h".
10367 (class Target_x86_64): Change type of copy_relocs_ to variable,
10368 update initializer.
10369 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10370 class. Change all callers.
10371 (Target_x86_64::do_finalize_sections): Change handling of
10373 * Makefile.am (CCFILES): Add copy-relocs.cc.
10374 (HFILES): Add copy-relocs.h.
10376 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10378 * testsuite/script_test_4.sh: Permit leading zeroes.
10380 2008-04-15 Ian Lance Taylor <iant@google.com>
10382 * script-sections.cc (Script_sections::create_segments): Use
10383 header_size_adjustment even when there is enough room for the
10385 * testsuite/script_test_4.sh: New file.
10386 * testsuite/script_test_4.t: New file.
10387 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10388 (check_DATA): Add script_test_4.stdout.
10389 (MOSTLYCLEANFILES): Likewise.
10390 (script_test_4): New target.
10391 (script_test_4.stdout): New target.
10392 * testsuite/Makefile.in: Rebuild.
10394 * sparc.cc: Add definitions for Output_data_plt_sparc class
10397 2008-04-14 David S. Miller <davem@davemloft.net>
10399 * sparc.cc: New file.
10400 * Makefile.am (TARGETSOURCES): Add sparc.cc
10401 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10402 * configure.tgt: Document targ_extra_size and
10403 targ_extra_big_endian. Add entries for sparc-* and
10405 * configure.ac: Handle targ_extra_size and
10406 targ_extra_big_endian.
10407 * Makefile.in: Rebuild.
10408 * configure: Likewise.
10409 * po/POTFILES.in: Likewise.
10410 * po/gold.pot: Likewise.
10412 2008-04-14 Ian Lance Taylor <iant@google.com>
10414 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10415 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10416 in the name/type/flags to section mapping. Don't call
10417 allocate_output_section.
10418 (Layout::choose_output_section): Change parameter from adjust_name
10419 to is_input_section. Don't permit input sections after sections
10420 are attached to segments. Don't call allocate_output_section.
10421 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10422 not write_enable_output_section.
10423 (Layout::make_output_section): Don't push to
10424 unattached_section_list_ nor call attach_to_segment. Call
10425 attach_section_to_segment if sections are attached.
10426 (Layout::attach_sections_to_segments): New function.
10427 (Layout::attach_section_to_segment): New function.
10428 (Layout::attach_allocated_section_to_segment): Rename from
10429 attach_to_segment. Remove flags parameter.
10430 (Layout::allocate_output_section): Remove function.
10431 (Layout::write_enable_output_section): Remove function.
10432 * layout.h (class Layout): Update for above changes. Add new
10433 field sections_are_attached_.
10434 * output.h (Output_section::update_flags_for_input_section): New
10436 * output.cc (Output_section::add_input_section): Call
10437 update_flags_for_input_section.
10438 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10440 2008-04-11 Cary Coutant <ccoutant@google.com>
10442 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10443 thought unnecessary.
10444 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10446 2008-04-11 Ian Lance Taylor <iant@google.com>
10448 * output.h (class Output_section_data): Remove inline definition
10450 * output.cc (Output_section_data::set_addralign): New function.
10452 2008-04-11 Cary Coutant <ccoutant@google.com>
10454 Add support for TLS descriptors for i386 and x86_64.
10455 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10456 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10457 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10459 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10460 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10461 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10463 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10464 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10465 Fix problem with initial-exec relocations.
10466 (Target_i386::Relocate::relocate_tls): Likewise.
10467 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10469 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10470 support for section-plus-offset dynamic table entries.
10471 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10472 (Output_data_dynamic::Dynamic_entry): Add support for
10473 section-plus-offset dynamic table entries.
10474 (Output_data_dynamic::Classification): Likewise.
10475 (Output_data_dynamic::classification_): Renamed offset_.
10476 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10477 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10478 (Target_x86_64::make_plt_section): New function.
10479 (Target_x86_64::reserve_tlsdesc_entries): New function.
10480 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10481 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10482 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10483 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10484 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10485 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10486 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10487 add extra PLT entry for TLS descriptors.
10488 (Output_data_plt_x86_64::got_): New field.
10489 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10490 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10492 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10494 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10495 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10496 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10497 R_386_TLS_DESC_CALL relocations.
10498 (Target_x86_64::Scan::global): Likewise.
10499 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10500 for TLS descriptors.
10501 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10502 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10503 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10504 GD-to-IE relaxation.
10505 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10506 and TLS_DESCRIPTORS.
10507 * Makefile.in: Rebuild.
10508 * configure: Rebuild.
10509 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10510 (tls_test_shared2.so): New target.
10511 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10512 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10513 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10514 (tls_shared_gd_to_ie_test_LDADD): New variable.
10515 (tls_shared_gnu2_gd_to_ie_test): New target.
10516 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10518 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10519 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10520 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10521 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10522 (tls_shared_gnu2_test): New target.
10523 (tls_test_gnu2_shared.so): New target.
10524 (tls_shared_gnu2_test_SOURCES): New variable.
10525 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10526 (tls_shared_gnu2_test_LDFLAGS): New variable.
10527 (tls_shared_gnu2_test_LDADD): New variable.
10528 * testsuite/Makefile.in: Rebuild.
10529 * testsuite/Makefile.
10531 2008-04-11 Ian Lance Taylor <iant@google.com>
10533 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10535 * testsuite/Makefile.in: Rebuild.
10537 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10539 * testsuite/script_test_2.cc (main): Adjust test.
10541 2008-04-11 David S. Miller <davem@davemloft.net>
10542 Ian Lance Taylor <iant@google.com>
10544 * options.h (General_options): Add entries for '-Y' and
10546 * options.cc (General_options:finalize): If -Y was used, add those
10547 entries to the library path instead of the default "/lib" and
10550 2008-04-11 David S. Miller <davem@davemloft.net>
10552 * testsuite/justsyms.t: Start at 0x100.
10553 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10554 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10556 * testsuite/script_test_2.cc: Adjust string and section length
10559 2008-04-09 Ian Lance Taylor <iant@google.com>
10562 * script-sections.cc (Sections_element::allocate_to_segment): Add
10564 (Output_section_definition::allocate_to_segment): Likewise.
10565 (Orphan_output_section::allocate_to_segment): Likewise.
10566 (Script_sections::attach_sections_using_phdrs_clause): Don't
10567 propagate non-PT_LOAD segments to orphan sections.
10568 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10569 readelf rather than objdump.
10570 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10571 .interp section and PT_INTERP segment are the same size.
10572 * testsuite/Makefile.in: Rebuild.
10574 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10575 aliases for symbols defined in the same object.
10576 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10577 (weak_alias_test_SOURCES): New variable.
10578 (weak_alias_test_DEPENDENCIES): New variable.
10579 (weak_alias_test_LDFLAGS): New variable.
10580 (weak_alias_test_LDADD): New variable.
10581 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10582 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10583 (weak_alias_test_3.o): New target.
10584 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10585 * testsuite/weak_alias_test_main.cc: New file.
10586 * testsuite/weak_alias_test_1.cc: New file.
10587 * testsuite/weak_alias_test_2.cc: New file.
10588 * testsuite/weak_alias_test_3.cc: New file.
10590 2008-04-08 Ian Lance Taylor <iant@google.com>
10592 * options.h (class General_options): Add --noinhibit-exec option.
10593 * main.cc (main): Check --noinhibit-exec.
10595 * options.h (class General_options): Define --wrap as a special
10596 option. Add wrap_symbols_ field.
10597 (General_options::any_wrap_symbols): New function.
10598 (General_options::is_wrap_symbol): New function.
10599 * options.cc (General_options::parse_wrap): New function.
10600 (General_options::General_options): Initialize wrap_symbols_.
10601 * symtab.cc (Symbol_table::wrap_symbol): New function.
10602 (Symbol_table::add_from_object): Handle --wrap.
10603 * symtab.h (class Symbol_table): Declare wrap_symbol.
10604 * target.h (Target::wrap_char): New function.
10605 (Target::Target_info): Add wrap_char field.
10606 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10607 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10608 * testsuite/testfile.cc (Target_test::test_target_info):
10611 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10614 * layout.h (class Layout): Add added_eh_frame_data_ field.
10615 * layout.cc (Layout::Layout): Initialize new field.
10616 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10617 output section until we find a section we merged successfully.
10618 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10619 that the size be non-zero.
10621 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10624 2008-04-08 Craig Silverstein <csilvers@google.com>
10626 * configure.ac: Export new conditional variable HAVE_ZLIB.
10627 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10629 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10630 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10632 2008-04-07 Ian Lance Taylor <iant@google.com>
10634 * version.cc (version_string): Set to "1.5".
10636 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10637 Add issued_non_pic_error_ field. Declare check_non_pic.
10638 (Target_x86_64::Scan::check_non_pic): New function.
10639 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10640 (Target_x86_64::Scan::global): Likewise.
10642 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10643 addend parameter. Change caller. Handle merge sections.
10644 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10645 Address to Addend. Don't add in the result of
10646 local_section_offset, pass down the addend and use the returned
10648 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10649 Update declarations of local_section_offset and symbol_value.
10650 * testsuite/two_file_test_1.cc (t18): New function.
10651 * testsuite/two_file_test_2.cc (f18): New function.
10652 * testsuite/two_file_test_main.cc (main): Call t18.
10653 * testsuite/two_file_test.h (t18, f18): Declare.
10655 * configure.ac: Don't test for objdump, c++filt, or readelf.
10656 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10658 (TEST_READELF): New variable.
10659 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10660 (check_PROGRAMS): Add two_file_strip_test.
10661 (two_file_strip_test): New target.
10662 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10663 (two_file_same_shared_strip_test_SOURCES): New variable.
10664 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10665 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10666 (two_file_same_shared_strip_test_LDADD): New variable.
10667 (two_file_shared_strip.so): New target.
10668 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10669 (ver_test_5.syms, ver_test_7.syms): Likewise.
10670 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10671 (strip_test_3.stdout): Use TEST_OBJDUMP.
10672 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10674 2008-04-04 Cary Coutant <ccoutant@google.com>
10676 * symtab.h (Symbol::is_weak_undefined): New function.
10677 (Symbol::is_strong_undefined): New function.
10678 (Symbol::is_absolute): New function.
10679 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10680 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10682 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10683 (weak_undef_test): New target.
10684 * testsuite/Makefile.in: Rebuild.
10685 * testsuite/weak_undef_file1.cc: New file.
10686 * testsuite/weak_undef_file2.cc: New file.
10687 * testsuite/weak_undef_test.cc: New file.
10689 2008-04-03 Craig Silverstein <csilvers@google.com>
10691 * compressed_output.h (class Output_compressed_section): Use
10693 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10695 (zlib_compressed_suffix): Removed.
10696 (Output_compressed_section::set_final_data_size): Use unsigned
10698 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10699 Fix linker invocation.
10700 (flagstest_o_specialfile_and_compress_debug_sections):
10702 * testsuite/Makefile.in: Regenerated.
10704 2008-04-02 David S. Miller <davem@davemloft.net>
10706 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10707 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10709 2008-04-02 Craig Silverstein <csilvers@google.com>
10713 2008-04-02 Ian Lance Taylor <iant@google.com>
10715 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10716 parameters. Update for new key type to views_. Change all
10718 (File_read::read): Adjust for byteshift in returned view.
10719 (File_read::add_view): New function, broken out of
10720 find_and_make_view.
10721 (File_read::make_view): New function, broken out of
10722 find_and_make_view.
10723 (File_read::find_or_make_view): Add offset and aligned
10724 parameters. Rewrite accordingly. Change all callers.
10725 (File_read::get_view): Add offset and aligned parameters. Adjust
10726 for byteshift in return value.
10727 (File_read::get_lasting_view): Likewise.
10728 * fileread.h (class File_read): Update declarations.
10729 (class File_read::View): Add byteshift_ field. Add byteshift to
10730 constructor. Add byteshift method.
10731 * archive.h (Archive::clear_uncached_views): New function.
10732 (Archive::get_view): Add aligned parameter. Change all callers.
10733 * object.h (Object::get_view): Add aligned parameter. Change all
10735 (Object::get_lasting_view): Likewise.
10737 * fileread.cc (File_read::release): Don't call clear_views if
10738 there are multiple objects.
10739 * fileread.h (File_read::clear_uncached_views): New function.
10740 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10743 2008-03-31 Cary Coutant <ccoutant@google.com>
10745 Add thin archive support.
10746 * archive.cc (Archive::armagt): New const.
10747 (Archive::setup): Remove task parameter and calls to unlock.
10748 (Archive::unlock_nested_archives): New function.
10749 (Archive::read_header): Add nested_off parameter. Change
10751 (Archive::interpret_header): Likewise.
10752 (Archive::include_all_members): Change to handle thin
10754 (Archive::include_member): Likewise.
10755 * archive.h (Archive::Archive): Add new parameters and
10757 (Archive::armagt): New const.
10758 (Archive::setup): Remove task parameter.
10759 (Archive::unlock_nested_archives): New function.
10760 (Archive::read_header): Add nested_off parameter.
10761 (Archive::interpret_header): Likewise.
10762 (Archive::Nested_archive_table): New typedef.
10763 (Archive::is_thin_archive_): New field.
10764 (Archive::nested_archives_): New field.
10765 (Archive::options_): New field.
10766 (Archive::dirpath_): New field.
10767 (Archive::task_): New field.
10768 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10769 for thin archives. Pass additional parameters to
10770 Archive::Archive. Unlock the archive file after calling
10773 2008-03-29 Ian Lance Taylor <iant@google.com>
10775 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10776 version symbol to be local.
10777 * testsuite/ver_test_4.sh: New file.
10778 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10779 (check_DATA): Add ver_test_4.syms.
10780 (ver_test_4.syms): New target.
10781 * testsuite/Makefile.in: Rebuild.
10784 (Output_section::Input_section_sort_entry::has_priority): New
10786 (Output_section::Input_section_sort_entry::match_file_name): New
10788 (Output_section::Input_section_sort_entry::match_section_name):
10790 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10792 (Output_section::Input_section_sort_entry::match_section_file):
10794 (Output_section::Input_section_sort_compare::operator()): Rewrite
10795 using new Input_section_sort_entry functions. Sort crtbegin and
10796 crtend first. Sort sections with no priority before sections with
10798 * testsuite/initpri1.c (d3): Check j != 4.
10799 (cd5): New constructor/destructor function.
10800 (main): Check j != 2.
10802 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10803 new symbol when resolving, don't call set_is_default.
10804 * testsuite/ver_test_7.cc: New file.
10805 * testsuite/ver_test_7.sh: New file.
10806 * testsuite/Makefile.am (ver_test_7.so): New target.
10807 (ver_test_7.o): New target.
10808 (check_SCRIPTS): Add ver_test_7.sh.
10809 (check_DATA): Add ver_test_7.syms.
10810 (ver_test_7.syms): New target.
10812 2008-03-28 Ian Lance Taylor <iant@google.com>
10814 * layout.cc (Layout::layout): If we see an input section with a
10815 name that needs sorting, set the must_sort flag for the output
10817 (Layout::make_output_section): If the name of the output section
10818 indicates that it might require sorting, set the may_sort flag.
10819 * output.h (Output_section::may_sort_attached_input_sections): New
10821 (Output_section::set_may_sort_attached_input_sections): New
10823 (Output_section::must_sort_attached_input_sections): New
10825 (Output_section::set_must_sort_attached_input_sections): New
10827 (class Output_section): Declare Input_section_sort_entry. Define
10828 Input_section_sort_compare. Declare
10829 sort_attached_input_sections. Add new fields:
10830 may_sort_attached_input_sections_,
10831 must_sort_attached_input_sections_,
10832 attached_input_sections_are_sorted_.
10833 * output.cc (Output_section::Output_section): Initialize new
10835 (Output_section::add_input_section): Add an entry to
10836 input_sections_ if may_sort or must_sort are true.
10837 (Output_section::set_final_data_size): Call
10838 sort_attached_input_sections if necessary.
10839 (Output_section::Input_section_sort_entry): Define new class.
10840 (Output_section::Input_section_sort_compare::operator()): New
10842 (Output_section::sort_attached_input_sections): New function.
10843 * configure.ac: Check whether the compiler supports constructor
10844 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10845 * testsuite/initpri1.c: New file.
10846 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10847 CONSTRUCTOR_PRIORITY.
10848 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10849 (initpri1_LDFLAGS): New variable.
10850 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10852 2008-03-27 Ian Lance Taylor <iant@google.com>
10854 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10855 * testsuite/common_test_1.c: New file.
10856 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10857 (common_test_1_SOURCES): New variable.
10858 (common_test_1_DEPENDENCIES): New variable.
10859 (common_test_1_LDFLAGS): New variable.
10861 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10862 and commons_ correctly when NAME/VERSION does not override
10864 * testsuite/ver_test_6.c: New file.
10865 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10866 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10867 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10869 2008-03-26 Ian Lance Taylor <iant@google.com>
10871 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10872 of an undefined symbol from a version script.
10873 * testsuite/Makefile.am (ver_test_5.so): New target.
10874 (ver_test_5.o): New target.
10875 (check_SCRIPTS): Add ver_test_5.sh.
10876 (check_DATA): Add ver_test_5.syms.
10877 (ver_test_5.syms): New target.
10878 * testsuite/ver_test_5.cc: New file.
10879 * testsuite/ver_test_5.script: New file.
10880 * testsuite/ver_test_5.sh: New file.
10881 * Makefile.in, testsuite/Makefile.in: Rebuild.
10884 Fix problems building gold with gcc 4.3.0.
10885 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10886 (gold_error_at_location, gold_warning_at_location): Use it.
10887 * configure.ac: Check whether we can compile and use a template
10888 function with a printf attribute.
10889 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10890 when jumping over bytes.
10891 * object.cc: Instantiate Object::read_section_data.
10892 * debug.h: Include <cstring>
10893 * dwarf_reader.cc: Include <algorithm>
10894 * main.cc: Include <cstring>.
10895 * options.cc: Include <cstring>.
10896 * output.cc: Include <cstring>.
10897 * script.cc: Include <cstring>.
10898 * script.h: Include <string>.
10899 * symtab.cc: Include <cstring> and <algorithm>.
10900 * target-select.cc: Include <cstring>.
10901 * version.cc: Include <string>.
10902 * testsuite/testmain.cc: Include <cstdlib>.
10903 * configure, config.in: Rebuild.
10905 2008-03-25 Ian Lance Taylor <iant@google.com>
10907 * options.cc: Include "../bfd/bfdver.h".
10908 (options::help): Print bug reporting address.
10910 * version.cc (print_version): Adjust output for current value of
10911 BFD_VERSION_STRING.
10915 * options.cc (options::help): Print list of supported targets.
10916 * target-select.h: Include <vector>.
10917 (class Target_selector): Make machine_, size_, and is_big_endian_
10918 fields const. Add bfd_name_ and instantiated_target_ fields.
10919 (Target_selector::Target_selector): Add bfd_name parameter.
10920 (Target_selector::recognize): Make non-virtual, call
10922 (Target_selector::recognize_by_name): Make non-virtual, call
10923 do_recognize_by_name.
10924 (Target_selector::supported_names): New function.
10925 (Target_selector::bfd_name): New function.
10926 (Target_selector::do_instantiate_target): New pure virtual
10928 (Target_selector::do_recognize): New virtual function.
10929 (Target_selector::do_recognize_by_name): New virtual function.
10930 (Target_selector::instantiate_target): New private function.
10931 (supported_target_names): Declare.
10932 * target-select.cc (Target_selector::Target_selector): Update for
10933 new parameter and fields.
10934 (select_target_by_name): Check that the name matches before
10935 calling recognize_by_name.
10936 (supported_target_names): New function.
10937 * i386.cc (class Target_selector_i386): Update Target_selector
10938 constructor call. Remove recognize and recognize_by_name. Add
10939 do_instantiate_target.
10940 * x86_64.cc (class Target_selector_x86_64): Likewise.
10941 * testsuite/testfile.cc (class Target_selector_test): Update for
10942 changes to Target_selector.
10944 * README: Rewrite, with some notes on unsupported features.
10946 2008-03-24 Cary Coutant <ccoutant@google.com>
10948 * i386.cc (Target_i386::Got_type): New enum declaration.
10949 (Target_i386::Scan::local): Updated callers of Output_data_got
10951 (Target_i386::Scan::global): Likewise.
10952 (Target_i386::Relocate::relocate): Likewise.
10953 (Target_i386::Relocate::relocate_tls): Likewise.
10954 * object.h (Got_offset_list): New class.
10955 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10956 (Sized_relobj::local_got_offset): Likewise.
10957 (Sized_relobj::set_local_got_offset): Likewise.
10958 (Sized_relobj::local_has_tls_got_offset): Removed.
10959 (Sized_relobj::local_tls_got_offset): Removed.
10960 (Sized_relobj::set_local_tls_got_offset): Removed.
10961 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10962 * output.cc (Output_data_got::add_global): Added got_type parameter.
10963 (Output_data_got::add_global_with_rel): Likewise.
10964 (Output_data_got::add_global_with_rela): Likewise.
10965 (Output_data_got::add_global_pair_with_rel): New function.
10966 (Output_data_got::add_global_pair_with_rela): New function.
10967 (Output_data_got::add_local): Added got_type parameter.
10968 (Output_data_got::add_local_with_rel): Likewise.
10969 (Output_data_got::add_local_with_rela): Likewise.
10970 (Output_data_got::add_local_pair_with_rel): New function.
10971 (Output_data_got::add_local_pair_with_rela): New function.
10972 (Output_data_got::add_global_tls): Removed.
10973 (Output_data_got::add_global_tls_with_rel): Removed.
10974 (Output_data_got::add_global_tls_with_rela): Removed.
10975 (Output_data_got::add_local_tls): Removed.
10976 (Output_data_got::add_local_tls_with_rel): Removed.
10977 (Output_data_got::add_local_tls_with_rela): Removed.
10978 * output.h (Output_data_got::add_global): Added got_type parameter.
10979 (Output_data_got::add_global_with_rel): Likewise.
10980 (Output_data_got::add_global_with_rela): Likewise.
10981 (Output_data_got::add_global_pair_with_rel): New function.
10982 (Output_data_got::add_global_pair_with_rela): New function.
10983 (Output_data_got::add_local): Added got_type parameter.
10984 (Output_data_got::add_local_with_rel): Likewise.
10985 (Output_data_got::add_local_with_rela): Likewise.
10986 (Output_data_got::add_local_pair_with_rel): New function.
10987 (Output_data_got::add_local_pair_with_rela): New function.
10988 (Output_data_got::add_global_tls): Removed.
10989 (Output_data_got::add_global_tls_with_rel): Removed.
10990 (Output_data_got::add_global_tls_with_rela): Removed.
10991 (Output_data_got::add_local_tls): Removed.
10992 (Output_data_got::add_local_tls_with_rel): Removed.
10993 (Output_data_got::add_local_tls_with_rela): Removed.
10994 * resolve.cc (Symbol::override_base_with_special): Removed
10995 reference to has_got_offset_ field.
10996 * symtab.cc (Symbol::init_fields): Replaced initialization
10997 of got_offset_ with got_offsets_. Removed initialization
10999 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11000 (Symbol::got_offset): Likewise.
11001 (Symbol::set_got_offset): Likewise.
11002 (Symbol::has_tls_got_offset): Removed.
11003 (Symbol::tls_got_offset): Removed.
11004 (Symbol::set_tls_got_offset): Removed.
11005 (Symbol::got_offset_): Removed.
11006 (Symbol::tls_mod_got_offset_): Removed.
11007 (Symbol::tls_pair_got_offset_): Removed.
11008 (Symbol::got_offsets_): New field.
11009 (Symbol::has_got_offset): Removed.
11010 (Symbol::has_tls_mod_got_offset): Removed.
11011 (Symbol::has_tls_pair_got_offset): Removed.
11012 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11013 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11015 (Target_x86_64::Scan::global): Likewise.
11016 (Target_x86_64::Relocate::relocate): Likewise.
11017 (Target_x86_64::Relocate::relocate_tls): Likewise.
11019 2008-03-25 Ben Elliston <bje@au.ibm.com>
11021 * yyscript.y: Fix spelling error in comment.
11023 2008-03-24 Ian Lance Taylor <iant@google.com>
11025 * options.h (class General_options): Define build_id option.
11026 * layout.h (class Layout): Declare write_build_id, create_note,
11027 create_build_id. Add build_id_note_ member.
11028 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11029 "libiberty.h", "md5.h", "sha1.h".
11030 (Layout::Layout): Initialize eh_frame_data_,
11031 eh_frame_hdr_section_, and build_id_note_.
11032 (Layout::finalize): Call create_build_id.
11033 (Layout::create_note): New function, broken out of
11034 Layout::create_gold_note.
11035 (Layout::create_gold_note): Call create_note.
11036 (Layout::create_build_id): New function.
11037 (Layout::write_build_id): New function.
11038 (Close_task_runner::run): Call write_build_id.
11040 * x86_64.cc: Correct license to GPLv3.
11042 2008-03-23 Ian Lance Taylor <iant@google.com>
11044 * options.cc: Include "demangle.h".
11045 (parse_optional_string): New function.
11046 (parse_long_option): Handle takes_optional_argument.
11047 (parse_short_option): Update dash_z initializer. Handle
11048 takes_optional_argument.
11049 (General_options::General_options): Initialize do_demangle_.
11050 (General_options::finalize): Set do_demangle_. Handle demangling
11052 * options.h (parse_optional_string): Declare.
11053 (struct One_option): Add optional_arg field. Update constructor.
11054 Update call constructor calls. Add takes_optional_argument
11056 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11057 (DEFINE_optional_string): Define.
11058 (General_options::demangle): Change from DEFINE_bool to
11059 DEFINE_optional_string.
11060 (General_options::no_demangle): New function.
11061 (General_options::do_demangle): New function.
11062 (General_options::set_do_demangle): New function.
11063 (General_options::execstack_status_): Move definition to end of
11065 (General_options::static_): Likewise.
11066 (General_options::do_demangle_): New field.
11067 * object.cc (big_endian>::get_symbol_location_info): Call
11068 Options::do_demangle, not Options::demangle.
11069 * symtab.cc (demangle): Likewise.
11071 2008-03-22 Ian Lance Taylor <iant@google.com>
11073 * gold.h: Include <cstddef> and <sys/types.h>
11074 * options.h: Include <cstring>.
11076 2008-03-21 Ian Lance Taylor <iant@google.com>
11078 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob