1 2011-06-16 Ian Lance Taylor <iant@google.com>
3 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
6 2011-06-14 Alan Modra <amodra@gmail.com>
8 * po/POTFILES.in: Regenerate.
10 2011-06-09 Ian Lance Taylor <iant@google.com>
13 (Orphan_output_section::set_section_addresses): For a relocatable
14 link set address to 0.
16 2011-06-09 Cary Coutant <ccoutant@google.com>
19 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
20 used with --compress-debug-sections.
21 * gold/object.cc (Sized_relobj_file::do_layout): Report
22 uncompressed size of compressed input sections.
24 2011-06-08 Cary Coutant <ccoutant@google.com>
27 * testsuite/two_file_test_2_v1.cc: Change initialization of
28 v2 to keep it in .data.
30 2011-06-07 Cary Coutant <ccoutant@google.com>
32 * common.cc (Symbol_table::do_allocate_commons_list): Call
34 * errors.cc (Errors::fatal): Adjust call to gold_exit.
35 (Errors::fallback): New function.
36 (gold_fallback): New function.
37 * errors.h (Errors::fallback): New function.
38 * gold.cc (gold_exit): Change status parameter to enum; adjust
40 (queue_initial_tasks): Call gold_fallback.
41 * gold.h: Include cstdlib.
42 (Exit_status): New enum type.
43 (gold_exit): Change status parameter to enum.
44 (gold_fallback): New function.
45 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
46 (Layout::create_symtab_sections): Likewise.
47 (Layout::create_shdrs): Likewise.
48 * main.cc (main): Adjust call to gold_exit.
49 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
50 (Output_data_got::add_got_entry_pair): Likewise.
51 (Output_section::add_input_section): Likewise.
52 (Output_section::add_output_section_data): Likewise.
53 (Output_segment::set_section_list_addresses): Likewise.
54 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
56 2011-06-07 Cary Coutant <ccoutant@google.com>
58 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
59 for incremental links.
60 * output.cc (Output_segment::set_section_list_addresses): Remove
61 FIXME and test for TLS or BSS.
63 2011-06-07 Cary Coutant <ccoutant@google.com>
65 * testsuite/Makefile.am: Add incremental_copy_test,
66 incremental_common_test_1.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/common_test_1_v1.c: New source file.
69 * testsuite/common_test_1_v2.c: New source file.
70 * testsuite/copy_test_v1.cc: New source file.
72 2011-06-07 Cary Coutant <ccoutant@google.com>
74 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
75 update, allocate common from bss section's free list.
76 * incremental-dump.cc (dump_incremental_inputs): Print flag for
77 linker-defined symbols.
78 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
79 Skip GOT and PLT entries that are no longer referenced.
80 (Output_section_incremental_inputs::write_info_blocks): Mark
81 linker-defined symbols.
82 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
83 * output.cc (Output_section::allocate): New function.
84 * output.h (Output_section::allocate): New function.
85 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
86 linker-defined symbols.
87 (Symbol::override_base_with_special): Copy is_predefined_ flag.
88 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
89 (Symbol::init_base_output_data): Likewise.
90 (Symbol::init_base_output_segment): Likewise.
91 (Symbol::init_base_constant): Likewise.
92 (Sized_symbol::init_output_data): Likewise.
93 (Sized_symbol::init_output_segment): Likewise.
94 (Sized_symbol::init_constant): Likewise.
95 (Symbol_table::do_define_in_output_data): Likewise.
96 (Symbol_table::do_define_in_output_segment): Likewise.
97 (Symbol_table::do_define_as_constant): Likewise.
98 * symtab.h (Symbol::is_predefined): New function.
99 (Symbol::init_base_output_data): Add is_predefined parameter.
100 (Symbol::init_base_output_segment): Likewise.
101 (Symbol::init_base_constant): Likewise.
102 (Symbol::is_predefined_): New data member.
103 (Sized_symbol::init_output_data): Add is_predefined parameter.
104 (Sized_symbol::init_output_segment): Likewise.
105 (Sized_symbol::init_constant): Likewise.
106 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
108 2011-06-07 Cary Coutant <ccoutant@google.com>
110 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
111 instead of emit_copy_reloc.
112 (Copy_relocs::emit_copy_reloc): Refactor.
113 (Copy_relocs::make_copy_reloc): New function.
114 (Copy_relocs::add_copy_reloc): Remove.
115 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
117 (Copy_relocs::make_copy_reloc): New function.
118 (Copy_relocs::add_copy_reloc): Remove.
119 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
120 unchanged input files.
121 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
122 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
123 Reserve BSS space for COPY relocations.
124 (Sized_incremental_binary::do_emit_copy_relocs): New function.
125 (Output_section_incremental_inputs::write_info_blocks): Record
126 whether a symbol is copied from a shared object.
127 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
128 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
129 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
130 (Incremental_input_entry_reader::get_output_symbol_index): Add
132 (Incremental_binary::emit_copy_relocs): New function.
133 (Incremental_binary::do_emit_copy_relocs): New function.
134 (Sized_incremental_binary::Sized_incremental_binary): Initialize
136 (Sized_incremental_binary::add_copy_reloc): New function.
137 (Sized_incremental_binary::do_emit_copy_relocs): New function.
138 (Sized_incremental_binary::Copy_reloc): New struct.
139 (Sized_incremental_binary::Copy_relocs): New typedef.
140 (Sized_incremental_binary::copy_relocs_): New data member.
141 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
142 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
143 * target.h (Sized_target::emit_copy_reloc): New function.
144 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
146 2011-06-02 Cary Coutant <ccoutant@google.com>
149 * gold/archive.cc (Archive::Archive): Initialize new data member.
150 (Archive::include_all_members): Return if archive has already been
152 * gold/archive.h (Archive::include_all_members_): New data member.
154 2011-06-02 Nick Clifton <nickc@redhat.com>
156 * dynobj.h: Fix spelling mistake in comment.
157 * output.cc: Likewise.
159 2011-05-31 Doug Kwan <dougkwan@google.com>
163 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
164 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
165 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
166 redundant arm_exidx_test.so.
167 * testsuite/Makefile.in: Regenerate.
168 (check_SCRIPTS): Add pr12826.sh
169 (check_DATA): Add pr12826.stdout
170 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
171 * testsuite/pr12826.sh: New file.
172 * testsuite/pr12826_1.s: Ditto.
173 * testsuite/pr12826_1.s: Ditto.
175 2011-05-30 Ian Lance Taylor <iant@google.com>
177 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
180 2011-05-29 Ian Lance Taylor <iant@google.com>
183 * testsuite/Makefile.am: Use different file name for two_file_test
184 temporary file for each incremental test.
185 * testsuite/Makefile.in: Rebuild.
187 2011-05-29 Ian Lance Taylor <iant@google.com>
189 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
190 binary input file is empty.
192 2011-05-27 Ian Lance Taylor <iant@google.com>
194 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
195 (ver_test_9.so): Likewise.
196 * testsuite/Makefile.in: Rebuild.
198 2011-05-26 Cary Coutant <ccoutant@google.com>
200 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
201 * incremental.cc (Incremental_inputs::report_input_section): Fix
202 comment, indentation.
203 (Incremental_inputs::report_comdat_group): New function.
204 (Output_section_incremental_inputs::set_final_data_size): Adjust size
205 of data for incremental input file entry.
206 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
207 group count, COMDAT group signatures.
208 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
209 an unchanged input file.
210 * incremental.h (Incremental_object_entry::Incremental_object_entry):
211 Initialize new data member.
212 (Incremental_object_entry::add_comdat_group): New function.
213 (Incremental_object_entry::get_comdat_group_count): New function.
214 (Incremental_object_entry::get_comdat_signature_key): New function.
215 (Incremental_object_entry::groups_): New data member.
216 (Incremental_inputs::report_comdat_group): New function.
217 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
218 data for incremental input file entry.
219 (Incremental_input_entry_reader::get_comdat_group_count): New function.
220 (Incremental_input_entry_reader::get_input_section): Adjust size of
221 data for incremental input file entry.
222 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
223 (Incremental_input_entry_reader::get_comdat_group_signature): New
225 * object.cc (Sized_relobj::include_section_group): Report kept
226 COMDAT groups for incremental links.
228 2011-05-24 David Meyer <pdox@google.com>
230 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
231 with name parameter. Add found_name parameter.
232 * fileread.cc (Input_file::find_file): Adjust code accordingly.
233 * dirsearch.h (class Dirsearch): Update declaration.
235 2011-05-24 Ian Lance Taylor <iant@google.com>
237 * archive.cc (Library_base::should_include_member): Pull in object
238 from archive if it defines the entry symbol.
239 * parameters.cc (Parameters::entry): New function.
240 * parameters.h (class Parameters): Declare entry.
241 * output.h (class Output_file_header): Remove entry_ field.
242 * output.cc (Output_file_header::Output_file_header): Remove entry
243 parameter. Change all callers.
244 (Output_file_header::entry): Use parameters->entry.
245 * gold.cc (queue_middle_tasks): Likewise.
246 * plugin.cc (Plugin_hook::run): Likewise.
248 2011-05-24 Cary Coutant <ccoutant@google.com>
250 * gold.cc (queue_initial_tasks): Pass incremental base filename
251 to Output_file::open_base_file; don't print error message.
252 * incremental-dump.cc (main): Adjust call to
253 Output_file::open_for_modification.
254 * incremental-dump.cc (main): Likewise.
255 * incremental.cc (Incremental_inputs::report_command_line):
256 Ignore --incremental-base option when comparing command lines.
257 Ignore parameter when given as separate argument.
258 * options.h (class General_options): Add --incremental-base.
259 * output.cc (Output_file::Output_file):
260 (Output_file::open_base_file): Add base_name and writable parameters;
261 read base file into new file; print error message here.
262 (Output_file::map_no_anonymous): Add writable parameter; adjust all
264 * output.h (Output_file::open_for_modification): Rename to...
265 (Output_file::open_base_file): ...this; add base_name and
266 writable parameters; adjust all callers.
267 (Output_file::map_no_anonymous): Add writable parameter; adjust all
269 * testsuite/Makefile.am (incremental_test_4): Test
271 * testsuite/Makefile.in: Regenerate.
273 2011-05-24 Cary Coutant <ccoutant@google.com>
275 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
277 * testsuite/Makefile.in: Regenerate.
278 * testsuite/two_file_test_1_v1.cc: New test source file.
279 * testsuite/two_file_test_1b_v1.cc: New test source file.
280 * testsuite/two_file_test_2_v1.cc: New test source file.
282 2011-05-24 Cary Coutant <ccoutant@google.com>
284 * dynobj.h (Dynobj::do_dynobj): New function.
285 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
286 flag and soname for shared objects.
287 * incremental.cc (Incremental_inputs::report_object): Make
288 either Incremental_object_entry or Incremental_dynobj_entry; add
289 soname to string table.
290 (Incremental_inputs::report_input_section): Add assertion.
291 (Output_section_incremental_inputs::set_final_data_size): Adjust
292 type of input file entry for shared libraries; adjust size of
293 shared library info entry.
294 (Output_section_incremental_inputs::write_input_files): Write
295 as_needed flag for shared libraries.
296 (Output_section_incremental_inputs::write_info_blocks): Adjust type
297 of input file entry for shared libraries; write soname.
298 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
299 soname from incremental info.
300 * incremental.h (enum Incremental_input_flags): Add
301 INCREMENTAL_INPUT_AS_NEEDED.
302 (Incremental_input_entry::Incremental_input_entry): Initialize new
304 (Incremental_input_entry::set_as_needed): New function.
305 (Incremental_input_entry::as_needed): New function.
306 (Incremental_input_entry::do_dynobj_entry): New function.
307 (Incremental_input_entry::as_needed_): New data member.
308 (Incremental_object_entry::Incremental_object_entry): Don't check
310 (Incremental_object_entry::do_type): Likewise.
311 (class Incremental_dynobj_entry): New class.
312 (Incremental_input_entry_reader::as_needed): New function.
313 (Incremental_input_entry_reader::get_soname): New function.
314 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
315 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
316 size of shared library info entry.
317 * layout.cc (Layout::finish_dynamic_section): Don't test for
318 incremental link when adding DT_NEEDED entries.
319 * object.h (Object::Object): Initialize new data member.
320 (Object::dynobj): New function.
321 (Object::set_as_needed): New function.
322 (Object::as_needed): New function.
323 (Object::do_dynobj): New function.
324 (Object::as_needed_): New data member.
326 2011-05-24 Cary Coutant <ccoutant@google.com>
328 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
329 info; adjust display of GOT entries.
330 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
331 vector of input objects; remove file_status_.
332 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
333 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
334 got_plt reader; call target hooks to reserve GOT entries.
335 (Output_section_incremental_inputs::set_final_data_size): Adjust size
336 of input file info header and GOT info entry.
337 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
339 (Got_plt_view_info::got_descriptor): Remove.
340 (Got_plt_view_info::sym_index): New data member.
341 (Got_plt_view_info::input_index): New data member.
342 (Local_got_offset_visitor::visit): Write input file index.
343 (Global_got_offset_visitor::visit): Write 0 for input file index.
344 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
345 with sym_index and input_index.
346 (Output_section_incremental_inputs::write_got_plt): Adjust size of
347 incremental info GOT entry; replace got_descriptor with input_index.
348 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
349 map from input file index to object.
350 (Sized_relobj_incr::do_layout): Replace direct data member reference
351 with accessor function.
352 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
353 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
354 Adjust size of input file info header.
355 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
356 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
357 (Incremental_input_entry_reader::get_input_section): Adjust size of
358 input file info header.
359 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
360 of incremental info GOT entry.
361 (Incremental_got_plt_reader::get_got_desc): Remove.
362 (Incremental_got_plt_reader::get_got_symndx): New function.
363 (Incremental_got_plt_reader::get_got_input_index): New function.
364 (Sized_incremental_binary::Sized_incremental_binary): Remove
365 file_status_; add input_objects_.
366 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
367 (Sized_incremental_binary::set_file_is_unchanged): Remove.
368 (Sized_incremental_binary::file_is_unchanged): Remove.
369 (Sized_incremental_binary::set_input_object): New function.
370 (Sized_incremental_binary::input_object): New function.
371 (Sized_incremental_binary::file_status_): Remove.
372 (Sized_incremental_binary::input_objects_): New data member.
373 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
375 (Sized_relobj_incr::invalid_address): Move to base class.
376 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
378 (Sized_relobj_incr::do_output_section_offset): Likewise.
379 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
380 (Sized_relobj_incr::section_offsets_): Likewise.
381 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
383 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
384 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
385 with accessor function.
386 (Sized_relobj_file::do_layout): Likewise.
387 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
388 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
389 (Sized_relobj_file::compute_final_local_value): Replace refs to
390 section_offsets_ with accessor function.
391 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
392 * object.h (Relobj::Relobj): Initialize new data members.
393 (Relobj::add_dyn_reloc): New function.
394 (Relobj::first_dyn_reloc): New function.
395 (Relobj::dyn_reloc_count): New function.
396 (Relobj::first_dyn_reloc_): New data member.
397 (Relobj::dyn_reloc_count_): New data member.
398 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
400 (Sized_relobj::Address): New typedef.
401 (Sized_relobj::invalid_address): Move here from child class.
402 (Sized_relobj::Sized_relobj): Initialize new data members.
403 (Sized_relobj::sized_relobj): New function.
404 (Sized_relobj::is_output_section_offset_invalid): Move here from
406 (Sized_relobj::get_output_section_offset): Likewise.
407 (Sized_relobj::local_has_got_offset): Likewise.
408 (Sized_relobj::local_got_offset): Likewise.
409 (Sized_relobj::set_local_got_offset): Likewise.
410 (Sized_relobj::do_for_all_local_got_entries): Likewise.
411 (Sized_relobj::clear_got_offsets): New function.
412 (Sized_relobj::section_offsets): Move here from child class.
413 (Sized_relobj::do_output_section_offset): Likewise.
414 (Sized_relobj::do_set_section_offset): Likewise.
415 (Sized_relobj::Local_got_offsets): Likewise.
416 (Sized_relobj::local_got_offsets_): Likewise.
417 (Sized_relobj::section_offsets_): Likewise.
418 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
420 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
422 (Sized_relobj_file::sized_relobj): New function
423 (Sized_relobj_file::local_has_got_offset): Move to base class.
424 (Sized_relobj_file::local_got_offset): Likewise.
425 (Sized_relobj_file::set_local_got_offset): Likewise.
426 (Sized_relobj_file::get_output_section_offset): Likewise.
427 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
428 (Sized_relobj_file::do_output_section_offset): Likewise.
429 (Sized_relobj_file::do_set_section_offset): Likewise.
430 (Sized_relobj_file::Local_got_offsets): Likewise.
431 (Sized_relobj_file::local_got_offsets_): Likewise.
432 (Sized_relobj_file::section_offsets_): Likewise.
433 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
435 (set_needs_dynsym_index): Convert relobj to derived class pointer.
436 (Output_reloc::get_symbol_index): Likewise.
437 (Output_reloc::local_section_offset): Likewise.
438 (Output_reloc::get_address): Likewise.
439 (Output_reloc::symbol_value): Likewise.
440 (Output_data_got::reserve_slot): Move to class definition.
441 (Output_data_got::reserve_local): New function.
442 (Output_data_got::reserve_slot_for_global): Remove.
443 (Output_data_got::reserve_global): New function.
444 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
445 (all constructors, two instantiations).
446 (Output_reloc::get_relobj): New function (two instantiations).
447 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
448 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
449 (Output_data_reloc::add_global): Adjust type of relobj.
450 (Output_data_reloc::add_global_relative): Likewise.
451 (Output_data_reloc::add_symbolless_global_addend): Likewise.
452 (Output_data_reloc::add_local): Likewise.
453 (Output_data_reloc::add_local_relative): Likewise.
454 (Output_data_reloc::add_symbolless_local_addend): Likewise.
455 (Output_data_reloc::add_local_section): Likewise.
456 (Output_data_reloc::add_output_section): Likewise.
457 (Output_data_reloc::add_absolute): Likewise.
458 (Output_data_reloc::add_target_specific): Likewise.
459 (Output_data_got::reserve_slot): Move definition here.
460 (Output_data_got::reserve_local): New function.
461 (Output_data_got::reserve_global): New function.
462 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
463 section_offsets_ with accessor function.
464 (Sized_relobj_file::write_sections): Likewise.
465 (Sized_relobj_file::do_relocate_sections): Likewise.
466 * target.h (Sized_target::reserve_local_got_entry): New function.
467 (Sized_target::reserve_global_got_entry): New function.
468 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
469 (Target_x86_64::reserve_global_got_entry): New function.
470 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
472 2011-05-23 Cary Coutant <ccoutant@google.com>
474 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
475 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
476 bit when checking got_type.
477 * incremental.cc (Sized_incremental_binary::setup_readers):
478 Store symbol table and string table locations; initialize bit vector
479 of file status flags.
480 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
482 (Sized_incremental_binary::do_process_got_plt): New function.
483 (Sized_incremental_binary::get_symtab_view): Use stored locations.
484 (Output_section_incremental_inputs::set_final_data_size): Record
485 file index for each input file.
486 (Output_section_incremental_inputs::write_got_plt): Store file index
487 instead of input entry offset for each GOT entry.
489 (Incremental_input_entry::Incremental_input_entry): Initialize new
491 (Incremental_input_entry::set_offset): Store file index.
492 (Incremental_input_entry::get_file_index): New function.
493 (Incremental_input_entry::file_index_): New data member.
494 (Incremental_binary::process_got_plt): New function.
495 (Incremental_binary::do_process_got_plt): New function.
496 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
498 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
499 (Sized_incremental_binary::set_file_is_unchanged): New function.
500 (Sized_incremental_binary::file_is_unchanged): New function.
501 (Sized_incremental_binary::do_process_got_plt): New function.
502 (Sized_incremental_binary::file_status_): New data member.
503 (Sized_incremental_binary::main_symtab_loc_): New data member.
504 (Sized_incremental_binary::main_strtab_loc_): New data member.
505 * output.cc (Output_data_got::Got_entry::write): Add case
507 (Output_data_got::add_global): Call add_got_entry.
508 (Output_data_got::add_global_plt): Likewise.
509 (Output_data_got::add_global_with_rel): Likewise.
510 (Output_data_got::add_global_with_rela): Likewise.
511 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
512 (Output_data_got::add_global_pair_with_rela): Likewise.
513 (Output_data_got::add_local): Call add_got_entry.
514 (Output_data_got::add_local_plt): Likewise.
515 (Output_data_got::add_local_with_rel): Likewise.
516 (Output_data_got::add_local_with_rela): Likewise.
517 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
518 (Output_data_got::add_local_pair_with_rela): Likewise.
519 (Output_data_got::reserve_slot): New function.
520 (Output_data_got::reserve_slot_for_global): New function.
521 (Output_data_got::add_got_entry): New function.
522 (Output_data_got::add_got_entry_pair): New function.
523 (Output_section::add_output_section_data): Edit FIXME.
525 (Output_section_data_build::Output_section_data_build): New
526 constructor with size parameter.
527 (Output_data_space::Output_data_space): Likewise.
528 (Output_data_got::Output_data_got): Initialize new data member; new
529 constructor with size parameter.
530 (Output_data_got::add_constant): Call add_got_entry.
531 (Output_data_got::reserve_slot): New function.
532 (Output_data_got::reserve_slot_for_global): New function.
533 (class Output_data_got::Got_entry): Add RESERVED_CODE.
534 (Output_data_got::add_got_entry): New function.
535 (Output_data_got::add_got_entry_pair): New function.
536 (Output_data_got::free_list_): New data member.
537 * target.h (Sized_target::init_got_plt_for_update): New function.
538 (Sized_target::register_global_plt_entry): New function.
539 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
540 Initialize new data member; call init; add constructor with PLT count.
541 (Output_data_plt_x86_64::init): New function.
542 (Output_data_plt_x86_64::add_relocation): New function.
543 (Output_data_plt_x86_64::reserve_slot): New function.
544 (Output_data_plt_x86_64::free_list_): New data member.
545 (Target_x86_64::init_got_plt_for_update): New function.
546 (Target_x86_64::register_global_plt_entry): New function.
547 (Output_data_plt_x86_64::add_entry): Allocate from free list for
549 (Output_data_plt_x86_64::add_relocation): New function.
550 * testsuite/object_unittest.cc (Object_test): Set default options.
552 2011-05-16 Ian Lance Taylor <iant@google.com>
554 * options.h (class General_options): Make -i a synonym for -r.
556 2011-05-16 Ian Lance Taylor <iant@google.com>
558 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
560 2011-05-10 Cary Coutant <ccoutant@google.com>
562 * object.cc (Sized_relobj::do_count_local_symbols): Check for
565 2011-05-06 Ian Lance Taylor <iant@google.com>
567 * layout.cc (Layout::layout): If the output section flags change,
570 2011-04-25 Cary Coutant <ccoutant@google.com>
572 * incremental-dump.cc (dump_incremental_inputs): Print local
573 symbol info for each input file.
575 (Output_section_incremental_inputs::set_final_data_size): Add local
576 symbol info to input file entries in incremental info.
577 (Output_section_incremental_inputs::write_info_blocks): Likewise.
578 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
579 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
580 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
582 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
583 (Sized_incr_relobj::do_relocate): Write the local symbols.
584 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
585 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
586 Adjust size of input file header.
587 (Incremental_inputs_reader::get_local_symbol_offset): New function.
588 (Incremental_inputs_reader::get_local_symbol_count): New function.
589 (Incremental_inputs_reader::get_input_section): Adjust size of input
591 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
592 (Sized_incr_relobj::This): New typedef.
593 (Sized_incr_relobj::sym_size): New const data member.
594 (Sized_incr_relobj::Local_symbol): New struct.
595 (Sized_incr_relobj::do_output_local_symbol_count): New function.
596 (Sized_incr_relobj::do_local_symbol_offset): New function.
597 (Sized_incr_relobj::local_symbol_count_): New data member.
598 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
599 (Sized_incr_relobj::local_symbol_index_): New data member.
600 (Sized_incr_relobj::local_symbol_offset_): New data member.
601 (Sized_incr_relobj::local_dynsym_offset_): New data member.
602 (Sized_incr_relobj::local_symbols_): New data member.
603 * object.h (Relobj::output_local_symbol_count): New function.
604 (Relobj::local_symbol_offset): New function.
605 (Relobj::do_output_local_symbol_count): New function.
606 (Relobj::do_local_symbol_offset): New function.
607 (Sized_relobj::do_output_local_symbol_count): New function.
608 (Sized_relobj::do_local_symbol_offset): New function.
610 2011-04-22 Vladimir Simonov <sv@sw.ru>
612 * descriptors.cc (set_close_on_exec): New function.
613 (Descriptors::open): Use set_close_on_exec.
614 * output.cc (S_ISLNK): Define if not defined.
616 2011-04-22 Cary Coutant <ccoutant@google.com>
618 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
620 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
621 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
622 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
624 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
625 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
626 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
628 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
630 (Incremental_binary::apply_incremental_relocs): New function.
631 (Incremental_binary::do_apply_incremental_relocs): New function.
632 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
634 (Sized_incremental_binary::add_global_symbol): New function.
635 (Sized_incremental_binary::global_symbol): New function.
636 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
637 (Sized_incremental_binary::symbol_map_): New data member.
638 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
639 * target.h (Sized_target::apply_relocation): New function.
640 * target-reloc.h (apply_relocation): New function.
641 * x86_64.cc (Target_x86_64::apply_relocation): New function.
643 2011-04-22 Doug Kwan <dougkwan@google.com>
645 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
646 flag of a SHT_ARM_EXIDX section.
647 * testsuite/Makefile.am (arm_exidx_test): New test rules.
648 * testsuite/Makefile.in: Regenerate.
649 * testsuite/arm_exidx_test.s: New file.
650 * testsuite/arm_exidx_test.sh: Same.
652 2011-04-20 Cary Coutant <ccoutant@google.com>
655 * archive.h (Incremental_archive_entry::Archive_member):
656 Initialize arg_serial_ (second constructor).
658 2011-04-17 Ian Lance Taylor <iant@google.com>
660 * object.cc (Relocate_info::location): Simplify location string.
661 * errors.cc (Errors::error_at_location): Don't print program
663 (Errors::warning_at_location): Likewise.
664 (Errors::undefined_symbol): Likewise.
665 * testsuite/debug_msg.sh: Update accordingly.
667 2011-04-14 Cary Coutant <ccoutant@google.com>
669 * gold/layout.cc (Layout::symtab_section_offset): New function.
670 * gold/layout.h (Layout::symtab_section_offset): New function.
671 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
673 2011-04-12 Ian Lance Taylor <iant@google.com>
675 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
677 * output.h (class Output_file): Add map_is_allocated_ field.
678 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
679 not available, provide stubs. If mremap is not available, #define
681 (MREMAP_MAYMOVE): Define if not defined.
682 (Output_file::Output_file): Initialize map_is_allocated_.
683 (Output_file::resize): Check map_is_allocated_.
684 (Output_file::map_anonymous): If mmap fails, use malloc.
685 (Output_file::unmap): Don't do anything for an anonymous map.
686 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
687 is not available, provide stubs.
688 (File_read::View::~View): Use free rather than delete[].
689 (File_read::make_view): Use malloc rather than new[]. If mmap
691 (File_read::find_or_make_view): Use malloc rather than new[].
692 * gold.h: Remove HAVE_REMAP code.
693 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
694 exists. Rename mremap to gold_mremap. If mmap is not available
696 * configure, config.in: Rebuild.
698 2011-04-11 Ian Lance Taylor <iant@google.com>
700 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
701 initialize local variable v.
703 2011-04-11 Cary Coutant <ccoutant@google.com>
705 * archive.cc (Archive::include_member): Adjust call to
707 (Add_archive_symbols::run): Track argument serial numbers.
708 (Lib_group::include_member): Likewise.
709 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
710 * archive.h (Incremental_archive_entry::Archive_member):
711 Initialize arg_serial_.
712 (Archive_member::arg_serial_): New data member.
713 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
714 (Sized_dynobj::do_add_symbols): Track symbols when doing an
716 (Sized_dynobj::do_for_all_local_got_entries): New function.
717 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
719 * fileread.cc (get_mtime): New function.
720 * fileread.h (get_mtime): New function.
721 * gold.cc (queue_initial_tasks): Check for incremental update.
722 (process_incremental_input): New function.
723 (queue_middle_tasks): Don't force valid target for incremental
725 * incremental-dump.cc (find_input_containing_global): Adjust
726 size of symbol info entry.
727 (dump_incremental_inputs): Dump argument serial number and
728 in_system_directory flag; bias shndx by 1; print symbol names
729 when dumping per-file symbol lists; use new symbol info readers.
731 (Output_section_incremental_inputs:update_data_size): New function.
732 (Sized_incremental_binary::setup_readers): Setup input readers
733 for each input file; build maps for files added from libraries
735 (Sized_incremental_binary::check_input_args): New function.
736 (Sized_incremental_binary::do_check_inputs): Build map of argument
737 serial numbers to input arguments.
738 (Sized_incremental_binary::do_file_has_changed): Rename
739 do_file_is_unchanged to this; compare file modification times.
740 (Sized_incremental_binary::do_init_layout): New function.
741 (Sized_incremental_binary::do_reserve_layout): New function.
742 (Sized_incremental_binary::do_get_input_reader): Remove.
743 (Sized_incremental_binary::get_symtab_view): New function.
744 (Incremental_checker::can_incrementally_link_output_file): Remove.
745 (Incremental_inputs::report_command_line): Exclude --debug options.
746 (Incremental_inputs::report_archive_begin): Add parameter; track
747 argument serial numbers; don't put input file entry for archive
748 before archive members.
749 (Incremental_inputs::report_archive_end): Put input file entry
750 for archive after archive members.
751 (Incremental_inputs::report_object): Add parameter; track argument
752 serial numbers and in_system_directory flag.
753 (Incremental_inputs::report_script): Add parameter; track argument
755 (Output_section_incremental_inputs::set_final_data_size): Adjust
756 size of symbol info entry; check for forwarding symbols.
757 (Output_section_incremental_inputs::write_input_files): Write
758 in_system_directory flag and argument serial number.
759 (Output_section_incremental_inputs::write_info_blocks): Map section
760 indices between incremental info and original input file; store
761 input section index for each symbol.
762 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
763 change operator() to visit().
764 (class Global_got_offset_visitor): Likewise.
765 (class Global_symbol_visitor_got_plt):
766 (Output_section_incremental_inputs::write_got_plt): Use new visitor
768 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
769 (Sized_incr_relobj::do_read_symbols): New function.
770 (Sized_incr_relobj::do_layout): New function.
771 (Sized_incr_relobj::do_layout_deferred_sections): New function.
772 (Sized_incr_relobj::do_add_symbols): New function.
773 (Sized_incr_relobj::do_should_include_member): New function.
774 (Sized_incr_relobj::do_for_all_global_symbols): New function.
775 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
776 (Sized_incr_relobj::do_section_size): New function.
777 (Sized_incr_relobj::do_section_name): New function.
778 (Sized_incr_relobj::do_section_contents): New function.
779 (Sized_incr_relobj::do_section_flags): New function.
780 (Sized_incr_relobj::do_section_entsize): New function.
781 (Sized_incr_relobj::do_section_address): New function.
782 (Sized_incr_relobj::do_section_type): New function.
783 (Sized_incr_relobj::do_section_link): New function.
784 (Sized_incr_relobj::do_section_info): New function.
785 (Sized_incr_relobj::do_section_addralign): New function.
786 (Sized_incr_relobj::do_initialize_xindex): New function.
787 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
788 (Sized_incr_relobj::do_read_relocs): New function.
789 (Sized_incr_relobj::do_gc_process_relocs): New function.
790 (Sized_incr_relobj::do_scan_relocs): New function.
791 (Sized_incr_relobj::do_count_local_symbols): New function.
792 (Sized_incr_relobj::do_finalize_local_symbols): New function.
793 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
794 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
795 (Sized_incr_relobj::do_relocate): New function.
796 (Sized_incr_relobj::do_set_section_offset): New function.
797 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
798 (Sized_incr_dynobj::do_read_symbols): New function.
799 (Sized_incr_dynobj::do_layout): New function.
800 (Sized_incr_dynobj::do_add_symbols): New function.
801 (Sized_incr_dynobj::do_should_include_member): New function.
802 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
803 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
804 (Sized_incr_dynobj::do_section_size): New function.
805 (Sized_incr_dynobj::do_section_name): New function.
806 (Sized_incr_dynobj::do_section_contents): New function.
807 (Sized_incr_dynobj::do_section_flags): New function.
808 (Sized_incr_dynobj::do_section_entsize): New function.
809 (Sized_incr_dynobj::do_section_address): New function.
810 (Sized_incr_dynobj::do_section_type): New function.
811 (Sized_incr_dynobj::do_section_link): New function.
812 (Sized_incr_dynobj::do_section_info): New function.
813 (Sized_incr_dynobj::do_section_addralign): New function.
814 (Sized_incr_dynobj::do_initialize_xindex): New function.
815 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
816 (make_sized_incremental_object): New function.
817 (Incremental_library::copy_unused_symbols): New function.
818 (Incremental_library::do_for_all_unused_symbols): New function.
819 * incremental.h (enum Incremental_input_flags): New type.
820 (class Incremental_checker): Remove.
821 (Incremental_input_entry::Incremental_input_entry): Add argument
823 (Incremental_input_entry::arg_serial): New function.
824 (Incremental_input_entry::set_is_in_system_directory): New function.
825 (Incremental_input_entry::is_in_system_directory): New function.
826 (Incremental_input_entry::arg_serial_): New data member.
827 (Incremental_input_entry::is_in_system_directory_): New data member.
828 (class Script_info): Move here from script.h.
829 (Script_info::Script_info): Add filename parameter.
830 (Script_info::filename): New function.
831 (Script_info::filename_): New data member.
832 (Incremental_script_entry::Incremental_script_entry): Add argument
834 (Incremental_object_entry::Incremental_object_entry): Likewise.
835 (Incremental_object_entry::add_input_section): Build list of input
836 sections with map to original shndx.
837 (Incremental_object_entry::get_input_section_index): New function.
838 (Incremental_object_entry::shndx_): New data member.
839 (Incremental_object_entry::name_key_): Rename; adjust all refs.
840 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
841 (Incremental_archive_entry::Incremental_archive_entry): Add argument
843 (Incremental_inputs::report_archive_begin): Likewise.
844 (Incremental_inputs::report_object): Likewise.
845 (Incremental_inputs::report_script): Likewise.
846 (class Incremental_global_symbol_reader): New class.
847 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
848 and store flags and input file type.
849 (Incremental_input_entry_reader::arg_serial): New function.
850 (Incremental_input_entry_reader::type): Extract type from flags.
851 (Incremental_input_entry_reader::is_in_system_directory): New function.
852 (Incremental_input_entry_reader::get_input_section_count): Call
853 accessor function for type.
854 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
855 function for type; adjust size of global symbol entry.
856 (Incremental_input_entry_reader::get_global_symbol_count): Call
857 accessor function for type.
858 (Incremental_input_entry_reader::get_object_count): Likewise.
859 (Incremental_input_entry_reader::get_object_offset): Likewise.
860 (Incremental_input_entry_reader::get_member_count): Likewise.
861 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
862 (Incremental_input_entry_reader::get_member_offset): Likewise.
863 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
864 (Incremental_input_entry_reader::Global_symbol_info): Remove.
865 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
866 (Incremental_input_entry_reader::get_global_symbol_reader): New
868 (Incremental_input_entry_reader::get_output_symbol_index): New
870 (Incremental_input_entry_reader::type_): Remove.
871 (Incremental_input_entry_reader::flags_): New data member.
872 (Incremental_inputs_reader::input_file_offset): New function.
873 (Incremental_inputs_reader::input_file_index): New function.
874 (Incremental_inputs_reader::input_file): Call input_file_offset.
875 (Incremental_inputs_reader::input_file_at_offset): New function.
876 (Incremental_relocs_reader::get_r_type): Reformat.
877 (Incremental_relocs_reader::get_r_shndx): Reformat.
878 (Incremental_relocs_reader::get_r_offset): Reformat.
879 (Incremental_relocs_reader::data): New function.
880 (Incremental_binary::Incremental_binary): Initialize new data members.
881 (Incremental_binary::check_inputs): Add cmdline parameter.
882 (Incremental_binary::file_is_unchanged): Remove.
883 (Input_reader::arg_serial): New function.
884 (Input_reader::get_unused_symbol_count): New function.
885 (Input_reader::get_unused_symbol): New function.
886 (Input_reader::do_arg_serial): New function.
887 (Input_reader::do_get_unused_symbol_count): New function.
888 (Input_reader::do_get_unused_symbol): New function.
889 (Incremental_binary::input_file_count): New function.
890 (Incremental_binary::get_input_reader): Change signature to use
891 index instead of filename.
892 (Incremental_binary::file_has_changed): New function.
893 (Incremental_binary::get_input_argument): New function.
894 (Incremental_binary::get_library): New function.
895 (Incremental_binary::get_script_info): New function.
896 (Incremental_binary::init_layout): New function.
897 (Incremental_binary::reserve_layout): New function.
898 (Incremental_binary::output_file): New function.
899 (Incremental_binary::do_check_inputs): New function.
900 (Incremental_binary::do_file_is_unchanged): Remove.
901 (Incremental_binary::do_file_has_changed): New function.
902 (Incremental_binary::do_init_layout): New function.
903 (Incremental_binary::do_reserve_layout): New function.
904 (Incremental_binary::do_input_file_count): New function.
905 (Incremental_binary::do_get_input_reader): Change signature.
906 (Incremental_binary::input_args_map_): New data member.
907 (Incremental_binary::library_map_): New data member.
908 (Incremental_binary::script_map_): New data member.
909 (Sized_incremental_binary::Sized_incremental_binary): Initialize
911 (Sized_incremental_binary::output_section): New function.
912 (Sized_incremental_binary::inputs_reader): Add const.
913 (Sized_incremental_binary::symtab_reader): Add const.
914 (Sized_incremental_binary::relocs_reader): Add const.
915 (Sized_incremental_binary::got_plt_reader): Add const.
916 (Sized_incremental_binary::get_symtab_view): New function.
917 (Sized_incremental_binary::Inputs_reader): New typedef.
918 (Sized_incremental_binary::Input_entry_reader): New typedef.
919 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
920 (Sized_incremental_binary::do_file_is_unchanged): Remove.
921 (Sized_incremental_binary::do_file_has_changed): New function.
922 (Sized_incremental_binary::do_init_layout): New function.
923 (Sized_incremental_binary::do_reserve_layout): New function.
924 (Sized_input_reader::Inputs_reader): Remove.
925 (Sized_input_reader::Input_entry_reader): Remove.
926 (Sized_input_reader::do_arg_serial): New function.
927 (Sized_input_reader::do_get_unused_symbol_count): New function.
928 (Sized_input_reader::do_get_unused_symbol): New function.
929 (Sized_incremental_binary::do_input_file_count): New function.
930 (Sized_incremental_binary::do_get_input_reader): Change signature;
931 use index instead of filename.
932 (Sized_incremental_binary::section_map_): New data member.
933 (Sized_incremental_binary::input_entry_readers_): New data member.
934 (class Sized_incr_relobj): New class.
935 (class Sized_incr_dynobj): New class.
936 (make_sized_incremental_object): New function.
937 (class Incremental_library): New class.
938 * layout.cc (Free_list::num_lists): New static data member.
939 (Free_list::num_nodes): New static data member.
940 (Free_list::num_removes): New static data member.
941 (Free_list::num_remove_visits): New static data member.
942 (Free_list::num_allocates): New static data member.
943 (Free_list::num_allocate_visits): New static data member.
944 (Free_list::init): New function.
945 (Free_list::remove): New function.
946 (Free_list::allocate): New function.
947 (Free_list::dump): New function.
948 (Free_list::print_stats): New function.
949 (Layout_task_runner::run): Resize output file for incremental updates.
950 (Layout::Layout): Initialize new data members.
951 (Layout::set_incremental_base): New function.
952 (Layout::init_fixed_output_section): New function.
953 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
955 (Layout::create_gold_note): Do not create gold note section for
957 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
958 for incremental updates.
959 (Layout::set_section_offsets): For incremental updates, allocate space
961 (Layout::create_symtab_sections): Layout with offsets relative to
962 start of section; for incremental updates, allocate space from free
964 (Layout::create_shdrs): For incremental updates, allocate space from
966 (Layout::finish_dynamic_section): For incremental updates, do not
967 check --as-needed (fixed in subsequent patch).
968 * layout.h (class Free_list): New class.
969 (Layout::set_incremental_base): New function.
970 (Layout::incremental_base): New function.
971 (Layout::init_fixed_output_section): New function.
972 (Layout::allocate): New function.
973 (Layout::incremental_base_): New data member.
974 (Layout::free_list_): New data member.
975 * main.cc (main): Print Free_list statistics.
976 * object.cc (Relobj::finalize_incremental_relocs): Add
977 clear_counts parameter; clear counts only when clear_counts is set.
978 (Sized_relobj::Sized_relobj): Initialize new base class.
979 (Sized_relobj::do_layout): Don't report special sections.
980 (Sized_relobj::do_for_all_local_got_entries): New function.
981 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
982 symtab_off to all symbol table offsets.
983 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
984 * object.h (class Got_offset_list): Move to top of file.
985 (Object::Object): Allow case where input_file == NULL.
986 (Object::~Object): Likewise.
987 (Object::input_file): Assert that input_file != NULL.
988 (Object::lock): Allow case where input_file == NULL.
989 (Object::unlock): Likewise.
990 (Object::is_locked): Likewise.
991 (Object::token): Likewise.
992 (Object::release): Likewise.
993 (Object::is_incremental): New function.
994 (Object::get_mtime): New function.
995 (Object::for_all_local_got_entries): New function.
996 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
997 (Object::set_is_in_system_directory): New function.
998 (Object::is_in_system_directory): New function.
999 (Object::do_is_incremental): New function.
1000 (Object::do_get_mtime): New function.
1001 (Object::do_for_all_local_got_entries): New function.
1002 (Object::is_in_system_directory_): New data member.
1003 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1004 (class Sized_relobj_base): New class.
1005 (class Sized_relobj): Derive from Sized_relobj_base.
1006 (class Sized_relobj::Symbols): Redeclare from base class.
1007 (class Sized_relobj::local_got_offset_list): Remove.
1008 (class Sized_relobj::Output_sections): Redeclare from base class.
1009 (class Sized_relobj::do_for_all_local_got_entries): New function.
1010 (class Sized_relobj::write_local_symbols): Add offset parameter.
1011 (class Sized_relobj::local_symbol_offset_): Update comment.
1012 (class Sized_relobj::local_dynsym_offset_): Update comment.
1013 * options.cc (Input_arguments::add_file): Remove const.
1014 * options.h (Input_file_argument::Input_file_argument):
1015 Initialize arg_serial_ (all constructors).
1016 (Input_file_argument::set_arg_serial): New function.
1017 (Input_file_argument::arg_serial): New function.
1018 (Input_file_argument::arg_serial_): New data member.
1019 (Input_arguments::Input_arguments): Initialize file_count_.
1020 (Input_arguments::add_file): Remove const.
1021 (Input_arguments::number_of_input_files): New function.
1022 (Input_arguments::file_count_): New data member.
1023 (Command_line::number_of_input_files): Call
1024 Input_arguments::number_of_input_files.
1025 * output.cc (Output_segment_headers::Output_segment_headers):
1027 (Output_section::Input_section::current_data_size): New function.
1028 (Output_section::Output_section): Initialize new data members.
1029 (Output_section::add_input_section): Don't do merge sections for
1030 an incremental link; allocate space from free list for an
1032 (Output_section::add_output_section_data): Allocate space from
1033 free list for an incremental update.
1034 (Output_section::update_data_size): New function.
1035 (Output_section::set_fixed_layout): New function.
1036 (Output_section::reserve): New function.
1037 (Output_segment::set_section_addresses): Remove const.
1038 (Output_segment::set_section_list_addresses): Remove const; allocate
1039 space from free list for an incremental update.
1040 (Output_segment::set_offset): Adjust size of RELRO segment for an
1042 * output.h (Output_data::current_data_size): Move here from
1044 (Output_data::pre_finalize_data_size): New function.
1045 (Output_data::update_data_size): New function.
1046 (Output_section_headers::update_data_size): new function.
1047 (Output_section_data_build::current_data_size): Move to Output_data.
1048 (Output_data_strtab::update_data_size): New function.
1049 (Output_section::current_data_size): Move to Output_data.
1050 (Output_section::set_fixed_layout): New function.
1051 (Output_section::has_fixed_layout): New function.
1052 (Output_section::reserve): New function.
1053 (Output_section::update_data_size): New function.
1054 (Output_section::has_fixed_layout_): New data member.
1055 (Output_section::free_list_): New data member.
1056 (Output_segment::set_section_addresses): Remove const.
1057 (Output_segment::set_section_list_addresses): Remove const.
1058 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1060 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1062 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1063 parameter when calling Add_symbols constructor; store argument
1064 serial number for members of a lib group.
1065 (Add_symbols::locks): Allow case where token == NULL.
1066 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1067 (Read_member::~Read_member): New function.
1068 (Read_member::is_runnable): New function.
1069 (Read_member::locks): New function.
1070 (Read_member::run): New function.
1071 (Check_script::~Check_script): New function.
1072 (Check_script::is_runnable): New function.
1073 (Check_script::locks): New function.
1074 (Check_script::run): New function.
1075 (Check_library::~Check_library): New function.
1076 (Check_library::is_runnable): New function.
1077 (Check_library::locks): New function.
1078 (Check_library::run): New function.
1079 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1080 (Add_symbols::library_): New data member.
1081 (class Read_member): New class.
1082 (class Check_script): New class.
1083 (class Check_library): New class.
1084 * reloc.cc (Read_relocs::is_runnable): Allow case where
1086 (Read_relocs::locks): Likewise.
1087 (Scan_relocs::locks): Likewise.
1088 (Relocate_task::locks): Likewise.
1089 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1091 (Sized_relobj::incremental_relocs_scan): Fix comment.
1092 (Sized_relobj::do_relocate): Pass output file offset to
1093 write_local_symbols.
1094 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1095 from class declaration.
1096 * script.cc (read_input_script): Allocate Script_info; pass
1097 argument serial number to report_script.
1098 * script.h (class Script_info): Move to incremental.h.
1099 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1100 * symtab.h (Symbol_table::add_from_incrobj): New function.
1101 (Symbol_table::set_file_offset): New function.
1103 2011-04-05 Cary Coutant <ccoutant@google.com>
1105 * incremental-dump.cc (dump_incremental_inputs): Change signature
1106 to take a Sized_incremental_binary; change caller. Use readers
1107 in Sized_incremental_binary.
1109 (Sized_incremental_binary::find_incremental_inputs_sections):
1110 Rename do_find_incremental_inputs_sections to this.
1111 (Sized_incremental_binary::setup_readers): New function.
1112 (Sized_incremental_binary::do_check_inputs): Check
1113 has_incremental_info_ flag; move setup code to setup_readers;
1115 (Sized_incremental_binary::do_file_is_unchanged): New function.
1116 (Sized_incremental_binary::do_get_input_reader): New function.
1117 * incremental.h (class Incremental_binary): Move to end of file.
1118 (Incremental_binary::file_is_unchanged): New function.
1119 (Incremental_binary::do_file_is_unchanged): New function.
1120 (Incremental_binary::Input_reader): New class.
1121 (Incremental_binary::get_input_reader): New function.
1122 (class Sized_incremental_binary): Move to end of file.
1123 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1124 input section reader classes.
1125 (Sized_incremental_binary::has_incremental_info): New function.
1126 (Sized_incremental_binary::inputs_reader): New function.
1127 (Sized_incremental_binary::symtab_reader): New function.
1128 (Sized_incremental_binary::relocs_reader): New function.
1129 (Sized_incremental_binary::got_plt_reader): New function.
1130 (Sized_incremental_binary::do_file_is_unchanged): New function.
1131 (Sized_incremental_binary::Sized_input_reader): New class.
1132 (Sized_incremental_binary::get_input_reader): New function.
1133 (Sized_incremental_binary::find_incremental_inputs_sections):
1134 Rename do_find_incremental_inputs_sections to this.
1135 (Sized_incremental_binary::setup_readers): New function.
1136 (Sized_incremental_binary::has_incremental_info_): New data member.
1137 (Sized_incremental_binary::inputs_reader_): New data member.
1138 (Sized_incremental_binary::symtab_reader_): New data member.
1139 (Sized_incremental_binary::relocs_reader_): New data member.
1140 (Sized_incremental_binary::got_plt_reader_): New data member.
1141 (Sized_incremental_binary::current_input_file_): New data member.
1143 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1146 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1149 2011-03-30 Cary Coutant <ccoutant@google.com>
1151 * archive.cc (Archive::include_member): Adjust call to report_object.
1152 (Add_archive_symbols::run): Add script_info to call to
1153 report_archive_begin.
1154 (Lib_group::include_member): Adjust call to report_object.
1155 (Add_lib_group_symbols::run): Adjust call to report_object.
1156 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1157 blocks. Add object count for script input files.
1158 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1159 script_info parameter; change all callers.
1160 (Incremental_inputs::report_object): Add script_info parameter;
1162 (Incremental_inputs::report_script): Store backpointer to
1163 incremental info entry.
1164 (Output_section_incremental_inputs::set_final_data_size): Record
1165 additional information for scripts.
1166 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1167 * incremental.h (Incremental_script_entry::add_object): New function.
1168 (Incremental_script_entry::get_object_count): New function.
1169 (Incremental_script_entry::get_object): New function.
1170 (Incremental_script_entry::objects_): New data member; adjust
1172 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1173 (Incremental_inputs::report_object): Add script_info parameter.
1174 (Incremental_inputs_reader::get_object_count): New function.
1175 (Incremental_inputs_reader::get_object_offset): New function.
1176 * options.cc (Input_arguments::add_file): Return reference to
1178 * options.h (Input_argument::set_script_info): New function.
1179 (Input_argument::script_info): New function.
1180 (Input_argument::script_info_): New data member; adjust all
1182 (Input_file_group::add_file): Return reference to new input argument.
1183 (Input_file_lib::add_file): Likewise.
1184 (Input_arguments::add_file): Likewise.
1185 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1186 * script.cc (Parser_closure::Parser_closure): Add script_info
1187 parameter; adjust all callers.
1188 (Parser_closure::script_info): New function.
1189 (Parser_closure::script_info_): New data member.
1190 (read_input_script): Report scripts earlier to incremental info.
1191 (script_add_file): Set script_info in Input_argument.
1192 (script_add_library): Likewise.
1193 * script.h (Script_options::Script_info): Rewrite class.
1195 2011-03-29 Cary Coutant <ccoutant@google.com>
1197 * archive.cc (Library_base::should_include_member): Move
1198 method here from class Archive.
1199 (Archive::Archive): Initialize base class.
1200 (Archive::should_include_member): Move to base class.
1201 (Archive::do_for_all_unused_symbols): New function.
1202 (Add_archive_symbols::run): Remove redundant access to
1204 (Lib_group::Lib_group): Initialize base class.
1205 (Lib_group::do_filename): New function.
1206 (Lib_group::include_member): Pass pointer to Lib_group to
1208 (Lib_group::do_for_all_unused_symbols): New function.
1209 (Add_lib_group_symbols::run): Report archive information for
1211 * archive.h (class Library_base): New base class.
1212 (class Archive): Derive from Library_base.
1213 (Archive::filename): Move to base class.
1214 (Archive::set_incremental_info): Likewise.
1215 (Archive::incremental_info): Likewise.
1216 (Archive::Should_include): Likewise.
1217 (Archive::should_include_member): Likewise.
1218 (Archive::Armap_entry): Remove.
1219 (Archive::Unused_symbol_iterator): Remove.
1220 (Archive::unused_symbols_begin): Remove.
1221 (Archive::unused_symbols_end): Remove.
1222 (Archive::do_filename): New function.
1223 (Archive::do_get_mtime): New function.
1224 (Archive::do_for_all_unused_symbols): New function.
1225 (Archive::task_): Move to base class.
1226 (Archive::incremental_info_): Likewise.
1227 (class Lib_group): Derive from Library_base.
1228 (Lib_group::do_filename): New function.
1229 (Lib_group::do_get_mtime): New function.
1230 (Lib_group::do_for_all_unused_symbols): New function.
1231 (Lib_group::task_): Move to base class.
1232 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1234 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1236 * incremental.cc (Incremental_inputs::report_archive_begin):
1237 Use Library_base; call library's get_mtime; add incremental inputs
1238 entry before members.
1239 (class Unused_symbol_visitor): New class.
1240 (Incremental_inputs::report_archive_end): Use Library_base; use
1241 visitor class to record unused symbols; don't add incremental inputs
1242 entry after members.
1243 (Incremental_inputs::report_object): Use Library_base.
1245 (Incremental_archive_entry::Incremental_archive_entry): Remove
1246 unused Archive parameter.
1247 (Incremental_inputs::report_archive_begin): Use Library_base.
1248 (Incremental_inputs::report_archive_end): Likewise.
1249 (Incremental_inputs::report_object): Likewise.
1250 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1252 * object.h (Object::for_all_global_symbols): New function.
1253 (Object::do_for_all_global_symbols): New function.
1254 (Sized_relobj::do_for_all_global_symbols): New function.
1255 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1257 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1260 2011-03-27 Ian Lance Taylor <iant@google.com>
1262 * archive.cc (Archive::interpret_header): Return -1 if something
1263 goes wrong. Change callers accordingly.
1265 2011-03-25 Cary Coutant <ccoutant@google.com>
1267 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1268 * testsuite/Makefile.in: Regenerate.
1270 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1272 * plugin.cc (get_view): New.
1273 (Plugin::load): Pass get_view to the plugin.
1274 (Plugin_manager::get_view): New.
1276 2011-03-21 Ian Lance Taylor <iant@google.com>
1278 * testsuite/final_layout.sh: Rewrite to not use dc.
1279 * testsuite/relro_test.sh: Fail if dc is not present.
1281 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1283 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1285 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1286 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1288 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1289 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1291 2011-03-14 Ian Lance Taylor <iant@google.com>
1293 * script-sections.cc (Sort_output_sections::script_compare):
1294 Rename from is_before, change return type.
1295 (Sort_output_sections::operator()): Adjust accordingly.
1297 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1300 * testsuite/odr_violation2.cc: Add comment to make all error line
1301 numbers double digits.
1302 * testsuite/debug_msg.sh: Adjust expected errors.
1304 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1306 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1307 but mark earlier ones as non-canonical
1308 (offset_to_iterator): Update search target and example
1309 (do_addr2line): Return extra lines in a vector*
1310 (format_file_lineno): Extract from do_addr2line
1311 (one_addr2line): Add vector* out-param
1312 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1313 when a lineno entry appeared last for its instruction
1314 (Dwarf_line_info): Add vector* out-param
1315 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1316 * symtab.cc (Odr_violation_compare): Include the lineno in the
1318 (linenos_from_loc): New. Combine the canonical line for an
1319 address with its other lines.
1320 (True_if_intersect): New. Helper functor to make
1321 std::set_intersection a query.
1322 (detect_odr_violations): Compare sets of lines instead of just
1323 one line for each function. This became less deterministic, but
1324 has fewer false positives.
1325 * symtab.h: Declarations.
1326 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1327 mix an optimized and non-optimized object in the same binary
1328 (odr_violation2.so): Same.
1329 * testsuite/Makefile.in: Regenerate from Makefile.am.
1330 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1331 * testsuite/debug_msg.sh: Update line numbers and add
1333 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1334 non-optimized context.
1335 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1336 isn't inlined, and use OdrDerived in an optimized context.
1337 * testsuite/odr_header1.h: Defines OdrDerived, where
1338 optimization will change the
1339 first-instruction-in-the-destructor's file and line number.
1340 * testsuite/odr_header2.h: Defines OdrBase.
1342 2011-03-09 Ian Lance Taylor <iant@google.com>
1344 * fileread.cc (File_read::clear_views): Don't delete the whole
1347 2011-03-08 Ian Lance Taylor <iant@google.com>
1350 * fileread.cc: #include <climits>.
1351 (GOLD_IOV_MAX): Define.
1352 (File_read::read_multiple): Limit number of entries by iov_max.
1353 * fileread.h (class File_read): Always set max_readv_entries to
1356 2011-03-07 Ian Lance Taylor <iant@google.com>
1359 * options.h (class General_options): Add -dy and -dn.
1361 2011-03-02 Cary Coutant <ccoutant@google.com>
1363 * testsuite/script_test_9.t: Add TLS segment.
1365 2011-03-02 Simon Baldwin <simonb@google.com>
1367 * configure.ac: Add check for gnu_indirect_function support in
1368 the toolchain building binutils.
1369 * configure: Rebuild.
1371 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1373 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1374 plugin only symbols.
1375 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1376 in plugin files as not needed in the symbol table.
1378 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1380 * output.cc (Output_section::add_input_section): Delay fill
1381 generation for section ordering.
1383 2011-02-09 Ian Lance Taylor <iant@google.com>
1386 * object.h (class Sized_relobj): Remove clear_local_symbols.
1387 * reloc.cc (Sized_relobj::do_relocate): Don't call
1388 clear_local_symbols.
1390 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1392 * plugin.cc (is_visible_from_outside): Return true for symbols
1395 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1397 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1400 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1402 * icf.h (is_section_foldable_candidate): Change type of parameter
1404 * icf.cc (Icf::find_identical_sections): Change type of local variable
1405 section_name to be std::string.
1406 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1408 2011-01-25 Ian Lance Taylor <iant@google.com>
1410 * script.cc (script_add_extern): Rewrite to use
1411 add_symbol_reference.
1413 2011-01-25 Doug Kwan <dougkwan@google.com>
1415 * icf.cc (get_section_contents): Always lock section's object.
1417 2011-01-24 Ian Lance Taylor <iant@google.com>
1419 * options.h (class General_options): Accept
1420 --no-detect-odr-violations.
1422 2011-01-24 Ian Lance Taylor <iant@google.com>
1424 * version.cc (version_string): Bump to 1.11.
1426 2011-01-24 Ian Lance Taylor <iant@google.com>
1428 * plugin.cc (class Plugin_rescan): Define new class.
1429 (Plugin_manager::claim_file): Set any_claimed_.
1430 (Plugin_manager::save_archive): New function.
1431 (Plugin_manager::save_input_group): New function.
1432 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1434 (Plugin_manager::new_undefined_symbol): New function.
1435 (Plugin_manager::rescan): New function.
1436 (Plugin_manager::rescannable_defines): New function.
1437 (Plugin_manager::add_input_file): Set any_added_.
1438 * plugin.h (class Plugin_manager): define new fields rescannable_,
1439 undefined_symbols_, any_claimed_, and any_added_. Declare
1440 Plugin_rescan as friend. Declare new functions.
1441 (Plugin_manager::Rescannable): Define type.
1442 (Plugin_manager::Rescannable_list): Define type.
1443 (Plugin_manager::Undefined_symbol_list): Define type.
1444 (Plugin_manager::Plugin_manager): Initialize new fields.
1445 * archive.cc (Archive::defines_symbol): New function.
1446 (Add_archive_symbols::run): Pass archive to plugins if any.
1447 * archive.h (class Archive): Declare defines_symbol.
1448 * readsyms.cc (Input_group::~Input_group): New function.
1449 (Finish_group::run): Pass input_group to plugins if any.
1450 * readsyms.h (class Input_group): Declare destructor.
1451 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1454 2011-01-10 Ian Lance Taylor <iant@google.com>
1456 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1458 (Layout::set_segment_offsets): Reset increase_relro before calling
1459 set_section_addresses a second time.
1461 2011-01-04 Cary Coutant <ccoutant@google.com>
1463 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1464 sections before NOBITS sections.
1466 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1468 * version.cc (print_version): Update copyright to 2011.
1470 2010-12-23 Cary Coutant <ccoutant@google.com>
1472 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1473 of OS to this->add. Add OD parameter to second form of the function.
1475 2010-12-20 Ian Lance Taylor <iant@google.com>
1477 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1478 second of two consecutive entries with same offset.
1480 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1482 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1483 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1484 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1485 to avoid unneeded links against $(LDADD).
1486 * testsuite/Makefile.in: Regenerate.
1488 2010-12-15 Ian Lance Taylor <iant@google.com>
1491 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1492 for R_X86_64_32 and R_X86_64_PC32.
1493 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1494 ver_matching_def_pic.o.
1495 (ver_matching_def_pic.o): New target.
1497 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1499 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1500 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1501 Move definition before File_read::View member definitions.
1502 (File_read::View::~View): Initialize and hold lock before
1503 updating current_mapped_bytes.
1505 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1507 * dwarf_reader.cc: Remove outdated comment.
1508 * gold-threads.cc: Fix typo in error message.
1509 * archive.cc: Fix typos in comments.
1510 * archive.h: Likewise.
1511 * arm-reloc-property.cc: Likewise.
1512 * arm-reloc-property.h: Likewise.
1513 * arm-reloc.def: Likewise.
1515 * attributes.h: Likewise.
1516 * cref.cc: Likewise.
1517 * ehframe.cc: Likewise.
1518 * fileread.h: Likewise.
1520 * i386.cc: Likewise.
1522 * incremental.h: Likewise.
1523 * int_encoding.cc: Likewise.
1524 * layout.h: Likewise.
1525 * main.cc: Likewise.
1526 * merge.h: Likewise.
1527 * object.cc: Likewise.
1528 * object.h: Likewise.
1529 * options.cc: Likewise.
1530 * readsyms.cc: Likewise.
1531 * reduced_debug_output.cc: Likewise.
1532 * reloc.cc: Likewise.
1533 * script-sections.cc: Likewise.
1534 * sparc.cc: Likewise.
1535 * symtab.h: Likewise.
1536 * target-reloc.h: Likewise.
1537 * target.cc: Likewise.
1538 * target.h: Likewise.
1539 * timer.cc: Likewise.
1540 * timer.h: Likewise.
1541 * x86_64.cc: Likewise.
1543 2010-12-09 Cary Coutant <ccoutant@google.com>
1545 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1547 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1548 parameter; change all callers.
1549 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1550 * options.h (warn_execstack): New option.
1552 2010-12-07 Doug Kwan <dougkwan@google.com>
1554 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1555 like function call relocations.
1557 2010-12-07 Ian Lance Taylor <iant@google.com>
1559 * archive.cc (Archive::get_elf_object_for_member): Permit
1560 punconfigured to be NULL.
1561 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1562 (Archive::include_member): Pass NULL to get_elf_object_for_member
1563 if we searched for the archive and this is the first included
1566 2010-12-01 Ian Lance Taylor <iant@google.com>
1568 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1569 track_relocs_type_ field.
1570 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1571 Set track_relocs_type_.
1572 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1573 contents when using RELA relocs.
1574 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1576 * reloc.cc (Track_relocs::next_addend): New function.
1577 * reloc.h (class Track_relocs): Declare next_addend.
1579 2010-12-01 Ian Lance Taylor <iant@google.com>
1581 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1584 2010-12-01 Ian Lance Taylor <iant@google.com>
1586 * README: Update compilers known to work and fail.
1588 2010-11-23 Matthias Klose <doko@ubuntu.com>
1590 * configure.in: For --enable-gold, handle value `default' instead of
1591 `both*'. Always install ld as ld.bfd, install as ld if gold is
1593 * configure: Regenerate.
1595 2010-11-18 Doug Kwan <dougkwan@google.com>
1597 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1598 and right_alignment to be zero. Store result alignment only if it is
1599 greater than existing alignment.
1601 2010-11-16 Cary Coutant <ccoutant@google.com>
1604 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1605 Check for ".zdebug_line".
1607 2010-11-16 Doug Kwan <dougkwan@google.com>
1608 Cary Coutant <ccoutant@google.com>
1610 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1611 by reference; adjust all callers.
1612 * output.cc (Output_segment::set_section_addresses): Adjust references
1613 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1615 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1616 end at page boundary.
1618 2010-11-16 Cary Coutant <ccoutant@google.com>
1621 * layout.cc (Layout::choose_output_section): Transform names of
1622 compressed sections even when using a script with a SECTIONS clause.
1623 (Layout::output_section_name): Remove code to transform
1624 compressed debug section names.
1625 * output.cc (Output_section::add_input_section): Use uncompressed
1626 section size when tracking input sections.
1628 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1630 * symtab.h (Symbol::NON_PIC_REF): Remove.
1631 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1632 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1633 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1634 (Symbol::use_plt_offset): Take a flags argument and pass it
1635 directly to needs_dynamic_reloc. Restrict check for undefined
1636 weak symbols to function calls.
1637 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1638 (Target_arm::Scan::global): Use it.
1639 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1640 (Target_arm::Relocate::relocate): Likewise.
1641 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1642 parameter with an r_type parameter. Use get_reference_flags
1644 (Target_arm::Relocate::relocate): Update accordingly.
1645 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1646 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1647 (Target_i386::Scan::global): Likewise.
1648 (Target_i386::Relocate::relocate): Likewise.
1649 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1650 parameter with an r_type parameter. Use get_reference_flags
1652 (Target_i386::Relocate::relocate): Update accordingly.
1653 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1654 (Target_powerpc::Scan::global): Use it.
1655 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1656 (Target_powerpc::Relocate::relocate): Likewise.
1657 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1658 (Target_sparc::Scan::global): Use it.
1659 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1660 (Target_sparc::Relocate::relocate): Likewise.
1661 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1662 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1663 (Target_x86_64::Scan::global): Likewise.
1664 (Target_x86_64::Relocate::relocate): Likewise.
1666 2010-11-08 Doug Kwan <dougkwan@google.com>
1667 Cary Coutant <ccoutant@google.com>
1669 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1670 (Arm_exidx_merge_section::section_contents_): New data member.
1671 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1672 (Arm_input_section::~Arm_input_section): De-allocate memory.
1673 (Arm_input_section::original_contents_): New data member.
1674 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1675 in parameters instead of calling Object::section_contents without
1677 (Arm_output_section::group_section): New parameter TASK. Pass it
1678 to callees that need locking objects.
1679 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1680 to lock EXIDX input sections. Fix a formatting issue. Call
1681 Arm_exidx_merged_section::build_contents to create merged section
1683 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1684 to lock object of stub table owner.
1685 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1686 TEXT_SIZE to initialize data member TEXT_SIZE_.
1687 (Arm_exidx_input_section::addralign): Fix typo in comment.
1688 (Arm_exidx_input_section::text_size): New method.
1689 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1690 that require locking objects. Lock objects before scanning for stubs
1691 and updating local symbols.
1692 (Arm_input_section<big_endian>::init): Copy contents of original
1694 (Arm_input_section<big_endian>::do_write): Use saved contents of
1695 original input section instead of calling Object::section_contents
1697 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1698 size without calling Object::section_size().
1699 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1700 for size. Allocate a buffer for merged EXIDX entries.
1701 (Arm_exidx_merged_section::build_contents): New method.
1702 (Arm_exidx_merged_section::do_write): Move merge section contents
1703 building code to Arm_exidx_merged_section::build_contetns. Write
1704 out contetns in buffer instead of building it on the fly.
1705 (Arm_relobj::make_exidx_input_section): Also pass text section size
1706 to Arm_exidx_input_section constructor.
1707 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1708 (Arm_dynobj::do_read_symbols): Fix memory leak.
1709 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1710 * target.h: (class Task): Add forward declaration.
1711 (Target::relax): Add new parameter TASK and pass it to
1713 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1715 2010-11-05 Cary Coutant <ccoutant@google.com>
1718 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1719 object when reading from the file.
1720 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1722 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1723 when reading section contents.
1724 (get_section_contents): Likewise.
1725 (icf::find_identical_sections): Likewise.
1726 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1727 object when reading from the file.
1728 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1729 the object when doing deferred section layout.
1731 2010-11-03 Nick Clifton <nickc@redhat.com>
1734 * script.h (class Symbol_assignment: name): New member. Returns
1735 the name of the symbol.
1736 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1737 Returns true if the given symbol name is on the list of
1738 assignments wating to be processed.
1739 * archive.cc (should_incldue_member): If the symbol is undefined,
1740 check to see if it is on the list of symbols pending assignment.
1742 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1744 * script-sections.cc (Script_sections::find_memory_region): Check
1745 for a NULL output section pointer.
1747 2010-10-29 Doug Kwan <dougkwan@google.com>
1749 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1750 Output_section::add_relaxed_input_section.
1751 * output.cc (Output_section::add_relaxed_input_section): Add new
1752 arguments LAYOUT and NAME. Set section order index.
1753 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1754 Copy section order index.
1755 * output.h (Output_section::add_relaxed_input_section): Add new
1756 arguments LAYOUT and NAME.
1758 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1760 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1761 NATIVE_OR_CROSS_LINKER.
1762 * testsuite/Makefile.in: Regenerate.
1764 2010-10-20 Doug Kwan <dougkwan@google.com>
1766 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1767 without SHF_LINK_ORDER flags.
1768 * layout.cc (Layout::choose_output_section): Do not filter
1769 SHF_LINK_ORDER flag in a relocatable link.
1771 2010-10-17 Cary Coutant <ccoutant@google.com>
1773 * output.h (Output_segment::set_section_addresses): Change function
1774 signature. Update all callers.
1775 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1777 (Output_segment::set_section_addresses): Align after last TLS
1778 section. Add padding before last relro section instead of after.
1780 2010-10-17 Doug Kwan <dougkwan@google.com>
1782 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1783 GOT output section to be writable.
1785 2010-10-14 Cary Coutant <ccoutant@google.com>
1787 * debug.h (DEBUG_INCREMENTAL): New flag.
1788 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1789 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1791 * incremental.cc (report_command_line): Ignore all forms of
1793 * layout.cc (Layout::Layout): Check parameters for incremental link
1795 * options.cc (General_options::parse_incremental): New function.
1796 (General_options::parse_no_incremental): New function.
1797 (General_options::parse_incremental_full): New function.
1798 (General_options::parse_incremental_update): New function.
1799 (General_options::incremental_mode_): New data member.
1800 (General_options::finalize): Check incremental_mode_.
1801 * options.h (General_options): Update help text for --incremental.
1802 Add --no-incremental, --incremental-full, --incremental-update.
1803 (General_options::Incremental_mode): New enum type.
1804 (General_options::incremental_mode): New function.
1805 (General_options::incremental_mode_): New data member.
1806 * parameters.cc (Parameters::incremental_mode_): New data member.
1807 (Parameters::set_options): Set incremental_mode_.
1808 (Parameters::set_incremental_full): New function.
1809 (Parameters::incremental): New function.
1810 (Parameters::incremental_update): New function.
1811 (set_parameters_incremental_full): New function.
1812 * parameters.h (Parameters::set_incremental_full): New function.
1813 (Parameters::incremental): New function.
1814 (Parameters::incremental_update): New function.
1815 (Parameters::incremental_mode_): New data member.
1816 (set_parameters_incremental_full): New function.
1817 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1818 incremental link mode.
1819 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1820 (Sized_relobj::do_relocate_sections): Likewise.
1821 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1823 * testsuite/Makefile.in: Regenerate.
1824 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1826 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1828 * script-sections.h (class Script_sections): Make
1829 Sections_elements typedef public.
1830 * script-sections.cc (class Sort_output_sections): Add elements_
1831 field. Add constructor which sets it; change all callers.
1832 (Sort_output_sections::is_before): New function.
1833 (Sort_output_sections::operator()): Call is_before.
1834 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1836 * testsuite/script_test_10.sh: New test. Test script section
1838 * testsuite/script_test_10.t: Likewise.
1839 * testsuite/script_test_10.s: Likewise.
1840 * testsuite/Makefile.am: Wrap the cross linker tests and the
1841 common tests into NATIVE_OR_CROSS_LINKER.
1842 (check_SCRIPTS): Add script_test_10.sh.
1843 (check_DATA): Add script_test_10.stdout.
1844 (script_test_10.o, script_test_10): New targets.
1845 (script_test_10.stdout): New target.
1846 * configure, testsuite/Makefile.in: Regenerate.
1848 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1850 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1851 error for the deprecated relocations.
1852 (Target_arm::Scan::global): Likewise.
1853 (Target_arm::Relocate::relocate): Likewise.
1855 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1857 * fileread.cc (Input_file::find_file): Initialize *found_name
1858 and *namep when using the fallback search for case 4.
1860 2010-10-11 Cary Coutant <ccoutant@google.com>
1862 * options.h (class General_options): Redefine -z lazy as an alias for
1863 the negation of -z now.
1865 2010-10-11 Ian Lance Taylor <iant@google.com>
1867 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1870 2010-10-06 Nick Clifton <nickc@redhat.com>
1872 * script-sections.cc(class Memory_region): Remove
1873 current_lma_offset_ field. Rename current_vma_offset_ to
1874 current_offset_. Add last_section_ field.
1875 (Memory_region::get_current_vma_address): Rename to
1876 get_current_address.
1877 (Memory_region::get_current_lma_address): Delete.
1878 (Memory_region::increment_vma_offset): Rename to
1880 (Memory_region::increment_lma_offset): Delete.
1881 (Memory_region::attributes_compatible): New method. Returns
1882 true if the provided section is compatible with the region.
1883 (Memory_region::get_last_section): New method. Returns the last
1884 section to use the region.
1885 (Memory_region::set_last_section): New method. Stores the last
1886 section to use the region.
1887 (Script_sections::block_in_region): New method. Returns true if
1888 a block of memory is contained within a region.
1889 (Script_sections::find_memory_region): New method. Locates a
1890 memory region to be used to set a VMA or LMA address.
1891 (Output_section_definition::set_section_addresses): Add code to
1892 check for addresses set by memory regions.
1893 (Output_segment::set_section_addresses): Remove memory region
1895 (Script_sections::create_segment): Add a warning if a header
1896 segment is created outside of any region.
1897 * script-sections.h (class Script_sections): Add prototypes for
1898 find_memory_region and block_in_region methods.
1899 * testsuite/memory_test.s: Use .long instead of .word.
1900 * testsuite/memory_test.t: Add some more output sections.
1901 * testsuite/memory_test.sh: Update expected output.
1903 2010-10-02 Doug Kwan <dougkwan@google.com>
1905 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1906 defintion to symtab.h
1907 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1908 declaration to defintion.
1910 2010-10-01 Nick Clifton <nickc@redhat.com>
1912 * expression.cc (eval): Replace dummy argument with NULL.
1913 (eval_maybe_dot): Check for a NULL result section pointer.
1914 (Symbol_expression::value): Likewise.
1915 (Dot_expression::value): Likewise.
1916 (BINARY_EXPRESSION): Likewise.
1917 (Max_expression::value): Likewise.
1918 (Min_expression::value): Likewise.
1919 (Absolute_expression::value): Likewise.
1920 (Addr_expression::value_from_output_section): Likewise.
1921 (Loaddddr_expression::value_from_output_section): Likewise.
1922 (Segment_start_expression::value): Likewise.
1923 * script-sections.cc
1924 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1926 (Sections_elememt_dot_assignment::set_section_addresses):
1928 (Output_data_expression::do_write_to_buffer): Likewise.
1929 (Output_section_definition::finalize_symbols): Likewise.
1930 (Output_section_definition::set_section_addresses): Likewise.
1932 2010-09-30 Doug Kwan <dougkwan@google.com>
1934 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1936 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1938 * target.h (Target::can_icf_inline_merge_sections): New virtual
1940 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1942 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1944 * icf.cc (get_section_contents): Inline merge sections only when
1947 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1949 * configure: Regenerate.
1951 2010-09-17 Ian Lance Taylor <iant@google.com>
1953 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1954 * testsuite/Makefile.am (memory_test.o): New target.
1955 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1957 * testsuite/Makefile.in: Rebuild.
1959 2010-09-17 Doug Kwan <dougkwan@google.com>
1961 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1962 defintion if relocation uses GOT entries of the symbol.
1963 * testsuite/icf_safe_test.sh: Fix test.
1964 * testsuite/icf_safe_so_test.sh: Fix test.
1966 2010-09-16 Cary Coutant <ccoutant@google.com>
1968 * script_sections.cc (class Memory_region): Remove "NULL" from
1969 vector initializations.
1971 2010-09-15 Cary Coutant <ccoutant@google.com>
1973 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1974 Resolve forwarding symbols.
1976 2010-09-15 Doug Kwan <dougkwan@google.com>
1978 * gold/testsuite/script_test_3.t: Add ARM special sections.
1979 * gold/testsuite/script_test_4.t: Same.
1980 * gold/testsuite/script_test_5.t: Same.
1981 * gold/testsuite/script_test_6.t: Same.
1982 * gold/testsuite/script_test_7.t: Same.
1983 * gold/testsuite/script_test_7.t: Same.
1984 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1986 2010-09-14 Cary Coutant <ccoutant@google.com>
1988 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1989 (Target_x86_64::Relocate::relocate_tls): Replace check for
1990 saw_tls_block_reloc_ with test for executable section.
1992 2010-09-12 Cary Coutant <ccoutant@google.com>
1994 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1995 position-independent executables to shared libraries need dynamic
1997 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1998 position-independent executables.
1999 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2000 * testsuite/Makefile.in: Regenerate.
2002 2010-09-10 Nick Clifton <nickc@redhat.com>
2005 * testsuite/memory_test.t: Discard any sections that are not
2008 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2011 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2012 "This::" to work around a bug in gcc 4.2.
2014 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2016 2010-09-09 Rafael Espindola <espindola@google.com>
2018 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2019 sections with different PF_X flags in the same segment.
2020 (Layout::find_first_load_seg): Search all segments to find the first
2022 * options.h (rosegment): New.
2024 2010-09-08 Rafael Espindola <espindola@google.com>
2026 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2028 2010-09-08 Doug Kwan <dougkwan@google.com>
2030 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2031 (Arm_relobj::do_relocate_sections): Add new parameter for output
2032 file to match the parent.
2033 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2034 of local symbols instead of input values. Update code to track
2035 changes in gold::relocate_section.
2036 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2037 (Sized_relobj::compute_final_local_value_internal): New methods.
2038 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2039 body into private version of Sized_relobj::compute_final_local_value.
2040 Call the inline method.
2041 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2042 merged symbol value if there is one.
2043 (Symbol_value::has_output_value): New method defintiion.
2044 (Sized_relobj::Compute_final_local_value_status): New enum type.
2045 (Sized_relobj::compute_final_local_value): New methods.
2046 (Sized_relobj::compute_final_local_value_internal): New methods.
2047 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2048 and arm_cortex_a8.sh.
2049 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2050 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2052 * Makefile.in: Regenerate.
2053 * testsuite/arm_bl_out_of_range.s: Update test.
2054 * testsuite/thumb_bl_out_of_range.s: Ditto.
2055 * testsuite/thumb_blx_out_of_range.s: Ditto.
2056 * testsuite/arm_branch_out_of_range.sh: New file.
2057 * testsuite/arm_cortex_a8.sh: Ditto.
2058 * testsuite/arm_cortex_a8_b.s: Ditto.
2059 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2060 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2061 * testsuite/arm_cortex_a8_bl.s: Ditto.
2062 * testsuite/arm_cortex_a8_blx.s: Ditto.
2063 * testsuite/arm_cortex_a8_local.s: Ditto.
2064 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2065 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2067 2010-09-08 Rafael Espindola <espindola@google.com>
2069 * Makefile.am (memory_test.stdout): Run readelf with -W.
2070 * Makefile.in: Regenerate.
2071 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2074 2010-09-08 Rafael Espindola <espindola@google.com>
2076 * script-sections.cc (Script_sections::add_memory_region): Convert
2077 field precision to int.
2078 * script.cc (script_set_section_region, script_set_section_region):
2079 Convert field precision to int.
2081 2010-09-08 Rafael Espindola <espindola@google.com>
2083 * arm.cc (do_finalize_sections): Create the __exidx_start and
2084 __exdix_end symbols even when the section is missing.
2086 2010-09-08 Nick Clifton <nickc@redhat.com>
2088 * README: Remove claim that MEMORY is not supported.
2089 * expression.cc (script_exp_function_origin)
2090 (script_exp_function_length): Move from here to ...
2091 * script.cc: ... here.
2092 (script_set_section_region, script_add_memory)
2093 (script_parse_memory_attr, script_include_directive): New
2095 * script-sections.cc
2096 (class Memory_region): New class.
2097 (class Output_section_definition): Add set_memory_region,
2098 set_section_vma, set_section_lma and get_section_name methods.
2099 (class Script_Sections): Add add_memory_region,
2100 find_memory_region, find_memory_region_origin,
2101 find_memory_region_length and set_memory_region methods.
2102 Have set_section_addresses method walk the list of set memory
2104 Extend the print methos to display memory regions.
2105 * script-sections.h: Add prototypes for new methods.
2106 Add enum for MEMORY region attributes.
2107 * yyscript.y: Add support for parsing MEMORY regions.
2108 * script-c.h: Add prototypes for new functions.
2109 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2110 * testsuite/Makefile.in: Regenerate.
2111 * testsuite/memory_test.sh: New script.
2112 * testsuite/memory_test.s: New assembler source file.
2113 * testsuite/memory_test.t: New linker script.
2115 2010-08-27 Doug Kwan <dougkwan@google.com>
2117 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2118 reference override an existing dynamic weak reference.
2119 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2120 * testsuite/Makefile.in: Regenerate.
2121 * testsuite/dyn_weak_ref.sh: New file.
2122 * testsuite/dyn_weak_ref_1.c: Ditto.
2123 * testsuite/dyn_weak_ref_2.c: Ditto.
2125 2010-08-27 Ian Lance Taylor <iant@google.com>
2127 * incremental.h (class Incremental_input_entry): Add virtual
2130 2010-08-27 Ian Lance Taylor <iant@google.com>
2132 * testsuite/start_lib_test_3.c: Mark t3 as used.
2134 2010-08-27 Nick Clifton <nickc@redhat.com>
2136 * options.cc (version_script): Fix small typo in previous
2139 2010-08-25 Nick Clifton <nickc@redhat.com>
2141 * archive.cc: Formatting fixes: Remove whitespace between
2142 typename and following asterisk. Remove whitespace between
2143 function name and opening parenthesis.
2144 * archive.h: Likewise.
2146 * attributes.cc: Likewise.
2147 * attributes.h: Likewise.
2148 * common.cc: Likewise.
2149 * copy-relocs.cc: Likewise.
2150 * dirsearch.h: Likewise.
2151 * dynobj.cc: Likewise.
2152 * ehframe.cc: Likewise.
2153 * ehframe.h: Likewise.
2154 * expression.cc: Likewise.
2155 * fileread.cc: Likewise.
2156 * fileread.h: Likewise.
2158 * gold-threads.cc: Likewise.
2159 * gold.cc: Likewise.
2160 * i386.cc: Likewise.
2162 * incremental-dump.cc: Likewise.
2163 * incremental.cc: Likewise.
2164 * layout.cc: Likewise.
2165 * layout.h: Likewise.
2166 * main.cc: Likewise.
2167 * merge.cc: Likewise.
2168 * merge.h: Likewise.
2169 * object.cc: Likewise.
2170 * object.h: Likewise.
2171 * options.cc: Likewise.
2172 * options.h: Likewise.
2173 * output.cc: Likewise.
2174 * output.h: Likewise.
2175 * plugin.cc: Likewise.
2176 * plugin.h: Likewise.
2177 * powerpc.cc: Likewise.
2178 * reloc.cc: Likewise.
2179 * script-c.h: Likewise.
2180 * script-sections.cc: Likewise.
2181 * script.cc: Likewise.
2182 * stringpool.cc: Likewise.
2183 * symtab.cc: Likewise.
2184 * symtab.h: Likewise.
2185 * target.cc: Likewise.
2186 * timer.cc: Likewise.
2187 * timer.h: Likewise.
2188 * version.cc: Likewise.
2189 * x86_64.cc: Likewise.
2191 2010-08-24 Nick Clifton <nickc@redhat.com>
2194 * layout.cc (segment_precedes): Sort segments by their physical
2195 addresses, if they have been set.
2197 2010-08-23 Cary Coutant <ccoutant@google.com>
2199 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2201 (Lib_group::include_member): Unlock object after deleting its
2203 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2206 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2207 Cary Coutant <ccoutant@google.com>
2209 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2210 constructor, and set_blocker.
2211 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2213 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2214 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2215 * testsuite/Makefile.am (start_lib_test): New test case.
2216 * testsuite/Makefile.in: Regenerate.
2217 * testsuite/start_lib_test_main.c: New file.
2218 * testsuite/start_lib_test_1.c: New file.
2219 * testsuite/start_lib_test_2.c: New file.
2220 * testsuite/start_lib_test_3.c: New file.
2222 2010-08-19 Ian Lance Taylor <iant@google.com>
2224 * Makefile.in: Rebuild with automake 1.11.1.
2225 * aclocal.m4: Likewise.
2226 * testsuite/Makefile.in: Likewise.
2228 2010-08-19 Ian Lance Taylor <iant@google.com>
2231 * i386.cc (class Output_data_plt_i386): Update declarations.
2232 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2233 local_ifuncs_ fields.
2234 (Target_i386::do_plt_section_for_global): New function.
2235 (Target_i386::do_plt_section_for_local): New function.
2236 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2237 parameter; change all callers. Initialize global_ifuncs_ and
2238 local_ifuncs_. If doing a static link define __rel_iplt_start and
2240 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2241 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2242 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2244 (Target_i386::make_plt_section): New function, broken out of
2245 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2246 (Target_i386::make_plt_entry): Call make_plt_section.
2247 (Target_i386::make_local_ifunc_plt_entry): New function.
2248 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2249 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2250 R_386_IRELATIVE to switch.
2251 (Target_i386::Scan::global): Likewise.
2252 (Target_i386::Relocate::relocate): Likewise.
2253 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2255 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2256 (Target_x86_64::do_plt_section_for_global): New function.
2257 (Target_x86_64::do_plt_section_for_local): New function.
2258 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2259 parameter; change all callers. If doing a static link define
2260 __rela_iplt_start and __rela_iplt_end.
2261 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2262 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2263 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2265 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2266 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2268 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2269 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2270 R_X86_64_IRELATIVE to switch.
2271 (Target_x86_64::Scan::global): Likewise.
2272 (Target_x86_64::Relocate::relocate): Likewise.
2273 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2275 * target.h (class Target): Add plt_section_for_global and
2276 plt_section_for_local functions. Add do_plt_section_for_global
2277 and do_plt_section_for_local virtual functions.
2278 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2279 clarifying comments.
2280 (Symbol::use_plt_offset): Handle IFUNC symbol.
2281 * object.cc (Sized_relobj::Sized_relobj): Initialize
2283 (Sized_relobj::local_has_plt_offset): New function.
2284 (Sized_relobj::local_plt_offset): New function.
2285 (Sized_relobj::set_local_plt_offset): New function.
2286 (Sized_relobj::do_count): Handle IFUNC symbol.
2287 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2288 a bit away from input_shndx_ field. Add set_is_func_symbol and
2289 is_ifunc_symbol functions.
2290 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2291 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2292 local_plt_offsets_ field.
2293 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2294 * output.h (class Output_section_data): Add non-const
2295 output_section function.
2296 (class Output_data_got): Update declarations.
2297 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2298 Add use_plt_offset parameter to global and local constructors.
2299 Change all callers. Change local_sym_index_ field to 31 bits.
2300 Change GSYM_CODE and CONSTANT_CODE accordingly.
2301 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2302 doing a static link don't set sh_link field.
2303 (Output_data_got::Got_entry::write): Use PLT offset if
2305 (Output_data_got::add_global_plt): New function.
2306 (Output_data_got::add_local_plt): New function.
2307 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2308 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2309 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2310 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2311 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2313 * testsuite/ifunc-sel.h: New file.
2314 * testsuite/ifuncmain1.c: New file.
2315 * testsuite/ifuncmain1vis.c: New file.
2316 * testsuite/ifuncmod1.c: New file.
2317 * testsuite/ifuncdep2.c: New file.
2318 * testsuite/ifuncmain2.c: New file.
2319 * testsuite/ifuncmain3.c: New file.
2320 * testsuite/ifuncmod3.c: New file.
2321 * testsuite/ifuncmain4.c: New file.
2322 * testsuite/ifuncmain5.c: New file.
2323 * testsuite/ifuncmod5.c: New file.
2324 * testsuite/ifuncmain6pie.c: New file.
2325 * testsuite/ifuncmod6.c: New file.
2326 * testsuite/ifuncmain7.c: New file.
2327 * configure, testsuite/Makefile.in: Rebuild.
2329 2010-08-18 Ian Lance Taylor <iant@google.com>
2332 (Output_section_incremental_inputs::write_input_files): Add cast
2333 to avoid signed/unsigned comparison warning.
2334 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2336 2010-08-12 Cary Coutant <ccoutant@google.com>
2338 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2340 2010-08-13 Ian Lance Taylor <iant@google.com>
2342 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2344 2010-08-12 Cary Coutant <ccoutant@google.com>
2345 Doug Kwan <dougkwan@google.com>
2347 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2348 defintion overrides non-weak undef, remember that the original undef
2350 * symtab.cc (Symbol_table::sized_write_global): For undef without
2351 an original weak binding, set binding to global in output.
2352 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2353 * testsuite/Makefile.in: Regenerate.
2354 * testsuite/strong_ref_weak_def.sh: New file.
2355 * testsuite/strong_ref_weak_def_1.c: Ditto.
2356 * testsuite/strong_ref_weak_def_2.c: Ditto.
2358 2010-08-12 Cary Coutant <ccoutant@google.com>
2360 * testsuite/incremental_test.sh: Rewrite.
2361 * testsuite/incremental_test_1.c: Rewrite.
2362 * testsuite/incremental_test_2.c: Rewrite.
2364 2010-08-12 Cary Coutant <ccoutant@google.com>
2366 * arm.cc (Target_arm::got_size): Add const.
2367 (Target_arm::got_entry_count): New function.
2368 (Target_arm::plt_entry_count): New function.
2369 (Target_arm::first_plt_entry_offset): New function.
2370 (Target_arm::plt_entry_size): New function.
2371 (Output_data_plt_arm::entry_count): New function.
2372 (Output_data_plt_arm::first_plt_entry_offset): New function.
2373 (Output_data_plt_arm::get_plt_entry_size): New function.
2374 * i386.cc (Target_i386::got_size): Add const.
2375 (Target_i386::got_entry_count): New function.
2376 (Target_i386::plt_entry_count): New function.
2377 (Target_i386::first_plt_entry_offset): New function.
2378 (Target_i386::plt_entry_size): New function.
2379 (Output_data_plt_i386::entry_count): New function.
2380 (Output_data_plt_i386::first_plt_entry_offset): New function.
2381 (Output_data_plt_i386::get_plt_entry_size): New function.
2382 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2383 find_incremental_inputs_sections. Dump incremental_got_plt section.
2384 * incremental.cc: Include target.h.
2385 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2386 parameter. Adjust all callers. Find incremental_got_plt section.
2387 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2389 (Output_section_incremental_inputs::set_final_data_size): Calculate
2390 size of incremental_got_plt section.
2391 (Output_section_incremental_inputs::do_write): Write the
2392 incremental_got_plt section.
2393 (Got_plt_view_info): New struct.
2394 (Local_got_offset_visitor): New class.
2395 (Global_got_offset_visitor): New class.
2396 (Global_symbol_visitor_got_plt): New class.
2397 (Output_section_incremental_inputs::write_got_plt): New function.
2398 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2399 Add parameter. Adjust all callers.
2400 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2401 (Incremental_inputs::got_plt_section): New function.
2402 (Incremental_inputs::got_plt_section_): New data member.
2403 (Incremental_got_plt_reader): New class.
2404 * layout.cc (Layout::create_incremental_info_sections): Add the
2405 incremental_got_plt section.
2406 * object.h (Got_offset_list::get_list): New function.
2407 (Got offset_list::for_all_got_offsets): New function.
2408 (Sized_relobj::local_got_offset_list): New function.
2409 * powerpc.cc (Target_powerpc::got_size): Add const.
2410 (Target_powerpc::got_entry_count): New function.
2411 (Target_powerpc::plt_entry_count): New function.
2412 (Target_powerpc::first_plt_entry_offset): New function.
2413 (Target_powerpc::plt_entry_size): New function.
2414 (Output_data_plt_powerpc::entry_count): New function.
2415 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2416 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2417 * sparc.cc (Target_sparc::got_size): Add const.
2418 (Target_sparc::got_entry_count): New function.
2419 (Target_sparc::plt_entry_count): New function.
2420 (Target_sparc::first_plt_entry_offset): New function.
2421 (Target_sparc::plt_entry_size): New function.
2422 (Output_data_plt_sparc::entry_count): New function.
2423 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2424 (Output_data_plt_sparc::get_plt_entry_size): New function.
2425 * symtab.h (Symbol::got_offset_list): New function.
2426 (Symbol_table::for_all_symbols): New function.
2427 * target.h (Sized_target::got_entry_count): New function.
2428 (Sized_target::plt_entry_count): New function.
2429 (Sized_target::plt_entry_size): New function.
2430 * x86_64.cc (Target_x86_64::got_size): Add const.
2431 (Target_x86_64::got_entry_count): New function.
2432 (Target_x86_64::plt_entry_count): New function.
2433 (Target_x86_64::first_plt_entry_offset): New function.
2434 (Target_x86_64::plt_entry_size): New function.
2435 (Output_data_plt_x86_64::entry_count): New function.
2436 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2437 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2439 2010-08-12 Cary Coutant <ccoutant@google.com>
2441 * archive.cc: Include incremental.h.
2442 (Archive::Archive): Initialize incremental_info_.
2443 (Archive::include_member): Record archive members in incremental info.
2444 (Add_archive_symbols::run): Record begin and end of an archive in
2446 (Lib_group::include_member): Record objects in incremental info.
2447 * archive.h (Incremental_archive_entry): Forward declaration.
2448 (Archive::set_incremental_info): New member function.
2449 (Archive::incremental_info): New member function.
2450 (Archive::Unused_symbol_iterator): New class.
2451 (Archive::unused_symbols_begin): New member function.
2452 (Archive::unused_symbols_end): New member function.
2453 (Archive::incremental_info_): New data member.
2454 * incremental-dump.cc (find_input_containing_global): New function.
2455 (dump_incremental_inputs): Dump new incremental info sections.
2456 * incremental.cc: Include symtab.h.
2457 (Output_section_incremental_inputs): New class.
2458 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2459 new incremental info sections.
2460 (Sized_incremental_binary::do_check_inputs): Likewise.
2461 (Incremental_inputs::report_archive): Remove.
2462 (Incremental_inputs::report_archive_begin): New function.
2463 (Incremental_inputs::report_archive_end): New function.
2464 (Incremental_inputs::report_object): New function.
2465 (Incremental_inputs::finalize_inputs): Remove.
2466 (Incremental_inputs::report_input_section): New function.
2467 (Incremental_inputs::report_script): Rewrite.
2468 (Incremental_inputs::finalize): Do nothing but finalize string table.
2469 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2470 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2471 (Incremental_inputs::create_data_sections): New function.
2472 (Incremental_inputs::relocs_entsize): New function.
2473 (Output_section_incremental_inputs::set_final_data_size): New function.
2474 (Output_section_incremental_inputs::do_write): New function.
2475 (Output_section_incremental_inputs::write_header): New function.
2476 (Output_section_incremental_inputs::write_input_files): New function.
2477 (Output_section_incremental_inputs::write_info_blocks): New function.
2478 (Output_section_incremental_inputs::write_symtab): New function.
2479 * incremental.h (Incremental_script_entry): Forward declaration.
2480 (Incremental_object_entry): Forward declaration.
2481 (Incremental_archive_entry): Forward declaration.
2482 (Incremental_inputs): Forward declaration.
2483 (Incremental_inputs_header_data): Remove.
2484 (Incremental_inputs_header): Remove.
2485 (Incremental_inputs_header_write): Remove.
2486 (Incremental_inputs_entry_data): Remove.
2487 (Incremental_inputs_entry): Remove.
2488 (Incremental_inputs_entry_write): Remove.
2489 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2490 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2491 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2492 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2494 (Incremental_input_entry): New class.
2495 (Incremental_script_entry): New class.
2496 (Incremental_object_entry): New class.
2497 (Incremental_archive_entry): New class.
2498 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2499 (Incremental_inputs::report_inputs): Remove.
2500 (Incremental_inputs::report_archive): Remove.
2501 (Incremental_inputs::report_archive_begin): New function.
2502 (Incremental_inputs::report_archive_end): New function.
2503 (Incremental_inputs::report_object): Change prototype.
2504 (Incremental_inputs::report_input_section): New function.
2505 (Incremental_inputs::report_script): Change prototype.
2506 (Incremental_inputs::get_reloc_count): New function.
2507 (Incremental_inputs::set_reloc_count): New function.
2508 (Incremental_inputs::create_data_sections): New function.
2509 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2510 (Incremental_inputs::inputs_section): New function.
2511 (Incremental_inputs::symtab_section): New function.
2512 (Incremental_inputs::relocs_section): New function.
2513 (Incremental_inputs::get_stringpool): Add const.
2514 (Incremental_inputs::command_line): Add const.
2515 (Incremental_inputs::inputs): Remove.
2516 (Incremental_inputs::command_line_key): New function.
2517 (Incremental_inputs::input_file_count): New function.
2518 (Incremental_inputs::input_files): New function.
2519 (Incremental_inputs::relocs_entsize): New function.
2520 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2521 (Incremental_inputs::finalize_inputs): Remove.
2522 (Incremental_inputs::Input_info): Remove.
2523 (Incremental_inputs::lock_): Remove.
2524 (Incremental_inputs::inputs_): Change type.
2525 (Incremental_inputs::inputs_map_): Remove.
2526 (Incremental_inputs::current_object_entry_): New data member.
2527 (Incremental_inputs::inputs_section_): New data member.
2528 (Incremental_inputs::symtab_section_): New data member.
2529 (Incremental_inputs::relocs_section_): New data member.
2530 (Incremental_inputs::reloc_count_): New data member.
2531 (Incremental_inputs_reader): New class.
2532 (Incremental_symtab_reader): New class.
2533 (Incremental_relocs_reader): New class.
2534 * layout.cc (Layout::finalize): Move finalization of incremental info
2535 and creation of incremental info sections to follow finalization of
2536 symbol table. Set offsets for postprocessing sections.
2537 (Layout::create_incremental_info_sections): Call
2538 Incremental_inputs::create_data_sections. Add incremental symtab
2539 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2540 sections to layout after input sections.
2541 * layout.h (struct Timespec): Forward declaration.
2542 (Layout::incremental_inputs): Add const.
2543 (Layout::create_incremental_info_sections): Add parameter.
2544 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2545 * object.cc: Include incremental.h.
2546 (Relobj::finalize_incremental_relocs): New function.
2547 (Sized_relobj::do_layout): Record input sections in incremental info.
2548 * object.h (Object::output_section): New function.
2549 (Object::output_section_offset): Moved from Relobj.
2550 (Object::get_incremental_reloc_base): New function.
2551 (Object::get_incremental_reloc_count): New function.
2552 (Object::do_output_section): New function.
2553 (Object::do_output_section_offset): Moved from Relobj.
2554 (Object::do_get_incremental_reloc_base): New function.
2555 (Object::do_get_incremental_reloc_count): New function.
2556 (Object::Object): Initialize new data members.
2557 (Relobj::output_section): Renamed do_output_section and moved to
2559 (Relobj::output_section_offset): Moved to Object.
2560 (Relobj::do_get_incremental_reloc_base): New function.
2561 (Relobj::do_get_incremental_reloc_count): New function.
2562 (Relobj::allocate_incremental_reloc_counts): New function.
2563 (Relobj::count_incremental_reloc): New function.
2564 (Relobj::finalize_incremental_relocs): New function.
2565 (Relobj::next_incremental_reloc_index): New function.
2566 (Relobj::reloc_counts_): New data member.
2567 (Relobj::reloc_bases_): New data member.
2568 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2569 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2570 (Sized_relobj::incremental_relocs_scan): New function.
2571 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2572 (Sized_relobj::incremental_relocs_write): New function.
2573 (Sized_relobj::incremental_relocs_write_reltype): New function.
2574 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2576 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2577 archives and object files elsewhere.
2578 (Add_symbols::run): Report object files here.
2579 (Finish_group::run): Report end of archive at end of group.
2580 * reloc.cc: Include layout.h, incremental.h.
2581 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2582 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2583 (Sized_relobj::incremental_relocs_scan): New function.
2584 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2585 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2586 (Sized_relobj::incremental_relocs_write): New function.
2587 (Sized_relobj::incremental_relocs_write_reltype): New function.
2588 * script.cc (read_input_script): Rewrite test for incremental link.
2589 Change call to Incremental_inputs::report_script.
2590 * symtab.h (Symbol_table::first_global_index): New function.
2591 (Symbol_table::output_count): New function.
2593 2010-08-12 Doug Kwan <dougkwan@google.com>
2595 * arm.cc (Target_arm::merge_object_attributes): Check command line
2596 options --no-wchar-size-warning and --no-enum-size-warning.
2597 * options.h (General_options): Add ld-compatible options
2598 --no-enum-size-warning and --no-wchar-size-warning.
2600 2010-08-04 Ian Lance Taylor <iant@google.com>
2602 * x86_64.cc (Target_x86_64::Scan::local): Use
2603 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2604 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2605 (Target_x86_64::Scan::global): Likewise.
2606 (Target_x86_64::Relocate::relocate): Likewise.
2607 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2610 2010-08-03 Cary Coutant <ccoutant@google.com>
2612 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2613 to reserve space in merged_strings vector. Keep total input size
2615 (Output_merge_string::do_print_merge_stats): Print total input size.
2616 * merge.h (Output_merge_string): Add input_size_ field.
2617 * stringpool.cc (Stringpool_template::string_length): Move
2618 implementations out of Stringpool_template class and place in
2620 * stringpool.h (string_length): Move out of Stringpool_template.
2622 2010-08-03 Ian Lance Taylor <iant@google.com>
2625 * layout.cc (relaxation_loop_body): If address of load segment is
2626 set, adjust address to include headers if possible.
2628 2010-08-03 Ian Lance Taylor <iant@google.com>
2630 * version.cc (version_string): Bump to 1.10.
2632 2010-08-03 Ian Lance Taylor <iant@google.com>
2635 * layout.h (enum Output_section_order): Define.
2636 (class Layout): Update declarations.
2637 * layout.cc (Layout::get_output_section): Add order parameter.
2638 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2639 is_first_non_relro parameters. Change all callers.
2640 (Layout::choose_output_section): Likewise.
2641 (Layout::add_output_section_data): Likewise.
2642 (Layout::make_output_section): Likewise. Set order.
2643 (Layout::default_section_order): New function.
2644 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2645 * output.cc (Output_section::Output_section): Initialize order_.
2646 Don't initialize deleted fields.
2647 (Output_segment::Output_segment): Don't initialize deleted
2649 (Output_segment::add_output_section_to_load): New function
2650 replacing add_output_section. Change all callers to call this or
2651 add_output_section_to_nonload.
2652 (Output_segment::add_output_section_to_nonload): New function.
2653 (Output_segment::remove_output_section): Rewrite.
2654 (Output_segment::add_initial_output_data): Likewise.
2655 (Output_segment::has_any_data_sections): Likewise.
2656 (Output_segment::is_first_section_relro): Likewise.
2657 (Output_segment::maximum_alignment): Likewise.
2658 (Output_segment::has_dynamic_reloc): New function replacing
2659 dynamic_reloc_count. Change all callers.
2660 (Output_segment::has_dynamic_reloc_list): New function replacing
2661 dynamic_reloc_count_list. Change all callers.
2662 (Output_segment::set_section_addresses): Rewrite.
2663 (Output_segment::set_offset): Rewrite.
2664 (Output_segment::find_first_and_last_list): Remove.
2665 (Output_segment::set_tls_offsets): Rewrite.
2666 (Output_segment::first_section_load_address): Likewise.
2667 (Output_segment::output_section_count): Likewise.
2668 (Output_segment::section_with_lowest_load_address): Likewise.
2669 (Output_segment::write_section_headers): Likewise.
2670 (Output_segment::print_sections_to_map): Likewise.
2671 * output.h (class Output_data): Remove dynamic_reloc_count_
2672 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2673 (Output_data::add_dynamic_reloc): Rewrite.
2674 (Output_data::has_dynamic_reloc): New function.
2675 (Output_data::dynamic_reloc_count): Remove.
2676 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2677 is_last_relro_, is_first_non_relro_, is_interp_,
2678 is_dynamic_linker_section_ fields. Add order and set_order
2679 functions. Remove is_relro_local, set_is_relro_local,
2680 is_last_relro, set_is_last_relro, is_first_non_relro,
2681 set_is_first_non_relro functions, is_interp, set_is_interp,
2682 is_dynamic_linker_section, and set_is_dynamic_linker_section
2684 (class Output_segment): Change Output_data_list from std::list to
2685 std:;vector. Add output_lists_ field. Remove output_data_ and
2686 output_bss_ fields. Update declarations.
2688 2010-08-02 Ian Lance Taylor <iant@google.com>
2690 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2691 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2692 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2694 2010-08-02 Ian Lance Taylor <iant@google.com>
2697 * script.cc (Script_options::Script_options): Initialize
2698 symbol_definitions_ and symbol_references_.
2699 (Script_options::add_symbol_assignment): Update
2700 symbol_definitions_ and symbol_references_.
2701 (Script_options::add_symbol_reference): New function.
2702 (script_symbol): New function.
2703 * script.h (class Script_options): Add symbol_definitions_ and
2704 symbol_references_ fields.
2705 (Script_options::referenced_const_iterator): New type.
2706 (Script_options::referenced_begin): New function.
2707 (Script_options::referenced_end): New function.
2708 (Script_options::is_referenced): New function.
2709 (Script_options::any_unreferenced): New function.
2710 * script-c.h (script_symbol): Declare.
2711 * yyscript.y (exp): Call script_symbol.
2712 * symtab.cc: Include "script.h".
2713 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2714 Change all callers. Check symbols referenced by scripts.
2715 (Symbol_table::add_undefined_symbols_from_command_line): Add
2716 layout parameter. Change all callers.
2717 (Symbol_table::do_add_undefined_symbols_from_command_line):
2718 Likewise. Break out loop body. Check symbols referenced by
2720 (Symbol_table::add_undefined_symbol_from_command_line): New
2721 function broken out of
2722 do_add_undefined_symbols_from_command_line.
2723 * symtab.h (class Symbol_table): Update declarations.
2724 * archive.cc: Include "layout.h".
2725 (Archive::should_include_member): Add layout parameter. Change
2726 all callers. Check for symbol mentioned in expression.
2727 * archive.h (class Archive): Update declaration.
2728 * object.cc (Sized_relobj::do_should_include_member): Add layout
2730 * object.h (Object::should_include_member): Add layout parameter.
2732 (Object::do_should_include_member): Add layout parameter.
2733 (class Sized_relobj): Update declaration.
2734 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2736 * dynobj.h (class Sized_dynobj): Update declaration.
2737 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2739 * plugin.h (class Sized_pluginobj): Update declaration.
2741 2010-08-02 Ian Lance Taylor <iant@google.com>
2744 * output.cc (Output_segment::set_offset): Search for the first and
2745 last sections rather than assuming that the list is in order.
2746 (Output_segment::find_first_and_last_list): New function.
2747 * output.h (class Output_segment): Update declarations.
2748 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2749 (relro_strip_test_SOURCES): New variable.
2750 (relro_strip_test_DEPENDENCIES): New variable.
2751 (relro_strip_test_LDFLAGS): New variable.
2752 (relro_strip_test_LDADD): New variable.
2753 (relro_strip_test.so): New target.
2755 2010-08-02 Ian Lance Taylor <iant@google.com>
2757 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2758 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2759 (Target_i386::got_tlsdesc_section): New function.
2760 (Target_i386::got_section): Create space for GOT entries for
2761 TLSDESC relocations.
2762 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2764 (Target_i386::Scan::global): Likewise.
2765 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2767 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2768 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2769 (Target_x86_64::got_tlsdesc_section): New function.
2770 (Target_x86_64::got_section): Create space for GOT entries for
2771 TLSDESC relocations.
2772 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2774 (Target_x86_64::Scan::global): Likewise.
2775 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2778 2010-08-02 Ian Lance Taylor <iant@google.com>
2780 * testsuite/final_layout.sh: Use dc to convert from hex to
2783 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2785 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2786 paramter to the call to gold::gc_process_relocs.
2787 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2788 paramter to the call to gold::gc_process_relocs.
2789 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2790 parameter to the call to gold::gc_process_relocs.
2791 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2792 template parameter to the call to gold::gc_process_relocs.
2793 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2794 paramter to the call to gold::gc_process_relocs.
2795 * gc.h (get_embedded_addend_size): New function.
2796 (gc_process_relocs): Save the size of the reloc for use by ICF.
2797 * icf.cc (get_section_contents): Get the addend from the text section
2798 for SHT_REL relocation sections.
2799 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2800 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2801 * int_encoding.h (read_from_pointer): New overloaded function.
2802 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2803 * testsuite/icf_sht_rel_addend_test.sh: New file.
2804 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2805 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2807 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2809 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2810 * Makefile.in: Regenerate.
2811 * testsuite/Makefile.in: Regenerate.
2813 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2815 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2816 * gold/testsuite/debug_msg.cc: Likewise.
2817 * gold/testsuite/odr_violation1.cc
2818 * gold/testsuite/odr_violation2.cc
2820 2010-07-21 Cary Coutant <ccoutant@google.com>
2822 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2823 string, and length fields.
2824 (Output_merge_string::Merged_strings_list): New type.
2825 (Output_merge_string::Merged_strings_lists): New typedef.
2826 (Output_merge_string): Replace merged_strings_ with
2827 merged_strings_lists_.
2828 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2829 Merged_strings_list per input object and section. Don't store pointer
2830 to the string. Don't store length with each merged string entry.
2831 (Output_merge_string::finalize_merged_data): Loop over list of merged
2832 strings lists. Recompute length of each merged string.
2834 2010-07-15 Cary Coutant <ccoutant@google.com>
2836 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2839 2010-07-14 Ian Lance Taylor <iant@google.com>
2841 * descriptors.cc (Descriptors::open): Report correct name in error
2844 2010-07-13 Doug Kwan <dougkwan@google.com>
2846 * arm.cc (Arm_input_section::Arm_input_section): For a
2847 SHT_ARM_EXIDX section, always keeps the input sections.
2848 (Arm_input_section::set_exidx_section_link): New method.
2849 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2850 has_errors_ to false.
2851 (Arm_exidx_input_section::has_errors,
2852 Arm_exidx_input_section::set_has_errors): New methods.
2853 (Arm_exidx_input_section::has_errors_): New data member.
2854 (Arm_relobj::get_exidx_shndx_list): New method.
2855 (Arm_output_section::append_text_sections_to_list): Do not skip
2856 section without SHF_EXECINSTR.
2857 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2859 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2860 section header. Make error messages more verbose. Check for
2861 a non-executable section linked to an EXIDX section.
2862 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2863 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2864 check that there is no deferred EXIDX section if we exit early.
2865 Instead of not making an EXIDX section in case of an error, make one
2866 and set the has_errors flag of it.
2867 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2868 in a relocatable link.
2869 (Target_arm::do_relax): Look for the EXIDX output section instead of
2870 assuming that it is called .ARM.exidx.
2871 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2872 section list. Do not check for SHF_EXECINSTR section flags but
2873 skip any input section with errors.
2874 * output.cc (Output_section::Output_section): Initialize
2875 always_keeps_input_sections_ to false.
2876 (Output_section::add_input_section): Check for
2877 always_keeps_input_sections_.
2878 * output.h (Output_section::always_keeps_input_sections,
2879 Output_section::set_always_keeps_input_sections): New methods.
2880 (Output_section::always_keeps_input_sections): New data member.
2882 2010-07-13 Rafael Espindola <espindola@google.com>
2884 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2885 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2887 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2888 Ian Lance Taylor <iant@google.com>
2890 * output.h (Output_section_lookup_maps::add_merge_section):
2891 Correct check of whether value was inserted.
2892 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2893 (Output_section_lookup_maps::add_relaxed_input_section):
2895 * arm.cc (Target_arm::got_section): Remove used local os.
2896 * i386.cc (Target_i386::got_section): Likewise.
2897 * x86_64.cc (Target_x86_64::got_section): Likewise.
2898 * sparc.cc (Target_sparc::got_section): Likewise.
2899 (Target_sparc::relocate): Remove unused local have_got_offset.
2900 * powerpc.cc (Target_powerpc::relocate): Likewise.
2902 2010-07-13 Ian Lance Taylor <iant@google.com>
2904 * compressed_output.cc (zlib_decompress): Fix signature in
2907 * archive.cc (Archive::include_member): Unlock an external member
2908 of a thin archive. Don't bother to delete an object we know is
2911 2010-07-12 Cary Coutant <ccoutant@google.com>
2913 * compressed_output.cc (zlib_decompress): New function.
2914 (get_uncompressed_size): New function.
2915 (decompress_input_section): New function.
2916 * compressed_output.h (get_uncompressed_size): New function.
2917 (decompress_input_section): New function.
2918 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2919 Handle compressed debug sections.
2920 * layout.cc (is_compressed_debug_section): New function.
2921 (Layout::output_section_name): Map compressed section names to
2923 * layout.h (is_compressed_debug_section): New function.
2924 (is_debug_info_section): Recognize compressed debug sections.
2925 * merge.cc: Include compressed_output.h.
2926 (Output_merge_data::do_add_input_section): Handle compressed
2928 (Output_merge_string::do_add_input_section): Handle compressed
2930 * object.cc: Include compressed_output.h.
2931 (Sized_relobj::Sized_relobj): Initialize new data members.
2932 (build_compressed_section_map): New function.
2933 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2934 * object.h (Object::section_is_compressed): New method.
2935 (Object::do_section_is_compressed): New method.
2936 (Sized_relobj::Compressed_section_map): New type.
2937 (Sized_relobj::do_section_is_compressed): New method.
2938 (Sized_relobj::compressed_sections_): New data member.
2939 * output.cc (Output_section::add_input_section): Handle compressed
2941 * reloc.cc: Include compressed_output.h.
2942 (Sized_relobj::write_sections): Handle compressed debug sections.
2944 2010-07-08 Cary Coutant <ccoutant@google.com>
2946 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2947 weak when resolving to a dynamic def.
2948 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2949 for weak undef/dynamic def cases. Adjust callers.
2950 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2951 undef_binding_weak_.
2952 (Symbol_table::sized_write_globals): Adjust symbol binding.
2953 (Symbol_table::sized_write_symbol): Add binding parameter.
2954 * symtab.h (Symbol::set_undef_binding): New method.
2955 (Symbol::is_undef_binding_weak): New method.
2956 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2957 (Symbol_table::should_override): Add new parameter.
2958 (Symbol_table::sized_write_symbol): Add new parameter.
2960 * testsuite/weak_undef_file1.cc: Add new test case.
2961 * testsuite/weak_undef_file2.cc: Fix header comment.
2962 * testsuite/weak_undef_test.cc: Add new test case.
2964 2010-06-29 Doug Kwan <dougkwan@google.com>
2966 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2967 Initialize USE_SYMBOL_.
2968 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2970 (Arm_reloc_property::uses_symbol_): New data member declaration.
2971 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2972 uses symbol value and symbol is undefined but not weakly undefined.
2974 2010-06-28 Rafael Espindola <espindola@google.com>
2976 * plugin.cc (Plugin::load): Use dlerror.
2978 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2980 * symtab.cc (detect_odr_violations): When reporting an ODR
2981 violation, report an object where the symbol is defined.
2983 2010-06-25 Doug Kwan <dougkwan@google.com>
2985 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2986 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2988 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2989 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2990 target hook to detect function points.
2991 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2992 * icf.h (Icf::check_section_for_function_pointers): Change type of
2993 parameter SECTION_NAME to const reference to std::string. Use
2994 target hook to determine if section may have unsafe pointers.
2995 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2998 2010-06-21 Rafael Espindola <espindola@google.com>
3000 * fileread.cc (Input_file::find_fie): New
3001 (Input_file::open): Use Input_file::find_fie.
3002 * fileread.h (Input_file::find_fie): New
3003 * plugin.cc (set_extra_library_path): New.
3004 (Plugin::load): Add set_extra_library_path to the transfer vector.
3005 (Plugin_manager::set_extra_library_path): New.
3006 (Plugin_manager::add_input_file): Use the extra search path if set.
3007 (set_extra_library_path(): New.
3008 * plugin.h (Plugin_manager): Add set_extra_library_path and
3011 2010-06-19 Cary Coutant <ccoutant@google.com>
3013 * layout.cc (gdb_sections): Add .debug_types.
3014 (lines_only_debug_sections): Likewise.
3016 2010-06-18 Rafael Espindola <espindola@google.com>
3018 * plugin.cc (add_input_file,add_input_library)
3019 (Plugin_manager::add_input_file): Make filename arguments const.
3020 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3023 2010-06-16 Doug Kwan <dougkwan@google.com>
3025 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3026 .ARM.attributes section if we have not merged any input
3027 attributes sections.
3029 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3031 * arm.cc: Allow combining objects with no EABI version
3034 2010-06-15 Rafael Espindola <espindola@google.com>
3036 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3038 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3040 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3041 (struct iovec): Correct !HAVE_READV definition.
3043 2010-06-10 Cary Coutant <ccoutant@google.com>
3045 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3046 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3048 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3051 * symtab.h (Symbol::is_placeholder): New member function.
3052 * target-reloc.h (relocate_section): Check for placeholder symbols.
3054 * testsuite/Makefile.am (plugin_test_8): New test.
3055 (plugin_test_9): New test.
3056 * testsuite/Makefile.in: Regenerate.
3058 2010-06-09 Nick Clifton <nickc@redhat.com>
3060 * yyscript.y (input_list_element): Allow strings prefixed with
3061 the '-' character. Treat these as libraries.
3062 * script.cc (script_add_library): New function. Adds a library
3063 specified by "-l<name>" found in an input script.
3064 * script-c.h: Add prototype for script_add_library.
3066 2010-06-07 Doug Kwan <dougkwan@google.com>
3068 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3069 Restrict stub-group size to be within long conditional branch
3070 range when working around cortex-A8 erratum.
3072 2010-06-07 Damien Diederen <dd@crosstwine.com>
3074 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3077 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3081 (Output_section::Input_section_sort_entry::compare_section_ordering):
3082 Change to return non-zero correctly.
3083 (Output_section::Input_section_sort_section_order_index_compare
3084 ::operator()): Change to fix ambiguity in comparisons.
3086 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3088 * gold.h (is_wildcard_string): New function.
3089 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3090 (Layout::layout_eh_frame): Ditto.
3091 (Layout::find_section_order_index): New method.
3092 (Layout::read_layout_from_file): New method.
3093 * layout.h (Layout::find_section_order_index): New method.
3094 (Layout::read_layout_from_file): New method.
3095 (Layout::input_section_position_): New private member.
3096 (Layout::input_section_glob_): New private member.
3097 * main.cc (main): Call read_layout_from_file here.
3098 * options.h (--section-ordering-file): New option.
3099 * output.cc (Output_section::input_section_order_specified_): New
3101 (Output_section::Output_section): Initialize new member.
3102 (Output_section::add_input_section): Add new parameter.
3103 Keep input sections when --section-ordering-file is used.
3104 (Output_section::set_final_data_size): Sort input sections when
3105 section ordering file is specified.
3106 (Output_section::Input_section_sort_entry): Add new parameter.
3108 (Output_section::Input_section_sort_entry::compare_section_ordering):
3110 (Output_section::Input_section_sort_compare::operator()): Change to
3111 consider section_order_index.
3112 (Output_section::Input_section_sort_init_fini_compare::operator()):
3113 Change to consider section_order_index.
3114 (Output_section::Input_section_sort_section_order_index_compare
3115 ::operator()): New method.
3116 (Output_section::sort_attached_input_sections): Change to sort
3117 according to section order when specified.
3118 (Output_section::add_input_section<32, true>): Add new parameter.
3119 (Output_section::add_input_section<64, true>): Add new parameter.
3120 (Output_section::add_input_section<32, false>): Add new parameter.
3121 (Output_section::add_input_section<64, false>): Add new parameter.
3122 * output.h (Output_section::add_input_section): Add new parameter.
3123 (Output_section::input_section_order_specified): New
3125 (Output_section::set_input_section_order_specified): New method.
3126 (Input_section::Input_section): Initialize section_order_index_.
3127 (Input_section::section_order_index): New method.
3128 (Input_section::set_section_order_index): New method.
3129 (Input_section::section_order_index_): New member.
3130 (Input_section::Input_section_sort_section_order_index_compare): New
3132 (Output_section::input_section_order_specified_): New member.
3133 * script-sections.cc (is_wildcard_string): Delete and move modified
3135 (Output_section_element_input::Output_section_element_input): Modify
3136 call to is_wildcard_string.
3137 (Output_section_element_input::Input_section_pattern
3138 ::Input_section_pattern): Ditto.
3139 (Output_section_element_input::Output_section_element_input): Ditto.
3140 * testsuite/Makefile.am (final_layout): New test case.
3141 * testsuite/Makefile.in: Regenerate.
3142 * testsuite/final_layout.cc: New file.
3143 * testsuite/final_layout.sh: New file.
3145 2010-06-01 Rafael Espindola <espindola@google.com>
3147 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3149 2010-06-01 Rafael Espindola <espindola@google.com>
3151 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3152 visibility of symbols.
3154 2010-05-27 Doug Kwan <dougkwan@google.com>
3156 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3157 from start of output section instead of address for a local symbol
3158 in a merged or relaxed section when doing a relocatable link.
3160 2010-05-26 Rafael Espindola <espindola@google.com>
3163 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3164 adding sections the garbage collector removed.
3165 * gold/testsuite/Makefile.am: Add test.
3166 * gold/testsuite/Makefile.in: Regenerate.
3167 * gold/testsuite/plugin_test_7.sh: New.
3168 * gold/testsuite/plugin_test_7_1.c: New.
3169 * gold/testsuite/plugin_test_7_2.c: New.
3171 2010-05-26 Rafael Espindola <espindola@google.com>
3173 * script-sections.cc (Output_section_definition::set_section_addresses):
3174 Check for --section-start.
3176 2010-05-26 Doug Kwan <dougkwan@google.com>
3178 * arm.cc (Arm_scan_relocatable_relocs): New class.
3179 (Target_arm::relocate_special_relocatable): New method.
3180 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3181 (Arm_relocate_functions::thumb_branch_common): Same.
3182 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3183 instead of Default_scan_relocatable_relocs.
3184 * target-reloc.h (relocate_for_relocatable): Let target handle
3185 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3186 * target.h (Sized_target::relocate_special_relocatable): New method.
3188 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3190 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3192 2010-05-23 Doug Kwan <dougkwan@google.com>
3194 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3196 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3197 with a direct branch, not a conditional branch, to a stub.
3198 * merge.cc (Output_merge_base::record_input_section): New method
3200 (Output_merge_data::do_add_input_section): Record input section if
3201 keeps-input-sections flag is set.
3202 (Output_merge_string::do_add_input_section): Ditto.
3203 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3204 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3206 (Output_merge_base::keeps_input_sections,
3207 Output_merge_base::set_keeps_input_sections,
3208 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3210 (Output_merge_base::Input_sections): New type declaration.
3211 (Output_merge_base::input_sections_begin,
3212 Output_merge_base::input_sections_end,
3213 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3214 (Output_merge_base::bool keeps_input_sections_,
3215 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3216 Output_merge_base::input_sections_): New data members.
3217 (Output_merge_data::do_set_keeps_input_sections): New method
3219 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3220 * output.cc (Output_section::Input_section::relobj): Move method
3221 defintion from class declaration to here and handle merge sections.
3222 (Output_section::Input_section::shndx): Ditto.
3223 (Output_section::Output_section): Remove initializations of removed
3224 data members and initialize new data member LOOKUP_MAPS_.
3225 (Output_section::add_input_section): Set keeps-input-sections flag
3226 for a newly created merge output section as appropriate. Adjust code
3227 to use Output_section_lookup_maps class.
3228 (Output_section::add_relaxed_input_section): Adjst code for lookup
3229 maps code refactoring.
3230 (Output_section::add_merge_input_section): Add a new parameter
3231 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3232 class. If adding input section to a newly created merge output
3233 section fails, remove the new merge section.
3234 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3235 Adjust code for use of the Output_section_lookup_maps class.
3236 (Output_section::find_merge_section): Ditto.
3237 (Output_section::build_lookup_maps): New method defintion.
3238 (Output_section::find_relaxed_input_section): Adjust code to use
3239 Output_section_lookup_maps class.
3240 (Output_section::get_input_sections): Export merge sections. Adjust
3241 code to use Output_section_lookup_maps class.
3242 (Output_section:::add_script_input_section): Adjust code to use
3243 Output_section_lookup_maps class. Update lookup maps for merge
3245 (Output_section::discard_states): Use Output_section_lookup_maps.
3246 (Output_section::restore_states): Same.
3247 * output.h (Merge_section_properties): Move class defintion out of
3249 (Output_section_lookup_maps): New class.
3250 (Output_section::Input_section::is_merge_section): New method
3252 (Output_section::Input_section::relobj): Move defintion out of class
3253 defintion. Declare method only.
3254 (Output_section::Input_section::shndx): Ditto.
3255 (Output_section::Input_section::output_merge_base): New method defintion.
3256 (Output_section::Input_section::u2_.pomb): New union field.
3257 (Output_section::Merge_section_by_properties_map,
3258 Output_section::Output_section_data_by_input_section_map,
3259 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3261 (Output_section::add_merge_input_section): Add new parameter
3262 KEEPS_INPUT_SECTIONS.
3263 (Output_section::build_lookup_maps): New method declaration.
3264 (Output_section::merge_section_map_,
3265 Output_section::merge_section_by_properties_map_,
3266 Output_section::relaxed_input_section_map_,
3267 Output_section::is_relaxed_input_section_map_valid_): Remove data
3269 (Output_section::lookup_maps_): New data member.
3271 2010-05-21 Doug Kwan <dougkwan@google.com>
3274 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3275 avoid a compilation error.
3277 2010-05-19 Rafael Espindola <espindola@google.com>
3279 * script-sections.cc (Output_section_definition::allocate_to_segment):
3280 Update the phdrs_list even when the output section is NULL.
3281 * testsuite/Makefile.am: Add test.
3282 * testsuite/Makefile.in: Regenerate.
3283 * testsuite/script_test_9.cc: New.
3284 * testsuite/script_test_9.sh: New.
3285 * testsuite/script_test_9.t: New.
3287 2010-05-19 Doug Kwan <dougkwan@google.com>
3289 * arm.cc (Arm_input_section::original_size): New method.
3290 (Arm_input_section::do_addralign): Add a cast.
3291 (Arm_input_section::do_output_offset): Remove static cast.
3292 (Arm_input_section::original_addralign,
3293 Arm_input_section::original_size_): Change type to uint32_t.
3294 (Arm_input_section::init): Add safe casts for section alignment
3296 (Arm_input_section::set_final_data_size): Do not set address and
3297 offset of stub table.
3298 (Arm_output_section::fix_exidx_coverage): Change use of of
3299 Output_section::Simple_input_section to that of
3300 Output_section::Input_section.
3301 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3302 except for the first pass.
3303 * output.cc (Output_section::get_input_sections): Change type of
3304 input_sections to std::list<Input_section>.
3305 (Output_section::add_script_input_section): Rename from
3306 Output_section::add_simple_input_section. Change type of SIS
3307 parameter from Simple_input_section to Input_section.
3308 * output.h (Output_section::Simple_input_section): Remove class.
3309 (Output_section::Input_section): Change class visibility to public.
3310 (Output_section::Input_section::addralign): Use stored alignments
3311 for special input sections if set.
3312 (Output_section::Input_section::set_addralign): New method.
3313 (Output_section::get_input_sections): Change parameter type from
3314 list of Simple_input_section to list of Input_section.
3315 (Output_section::add_script_input_section): Rename from
3316 Output_section::add_simple_input_section. Change first parameter's
3317 type from Simple_input_section to Input_section and remove the
3318 second and third parameters.
3319 * script-sections.cc (Input_section::Input_section_list): Change
3320 type to list of Output_section::Input_section/
3321 (Input_section_info::Input_section_info): Change parameter type of
3322 INPUT_SECTION to Output_section::Input_section.
3323 (Input_section_info::input_section): Change return type.
3324 (Input_section_info::input_section_): Change type to
3325 Output_section::Input_section.
3326 (Output_section_element_input::set_section_addresses): Adjust code
3327 to use Output_section::Input_section instead of
3328 Output_section::Simple_input_section. Adjust code for renaming
3329 of Output_section::add_simple_input_section.
3330 (Orphan_output_section::set_section_addresses): Ditto.
3332 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3334 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3335 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3337 2010-05-18 Rafael Espindola <espindola@google.com>
3339 * options.cc (General_options::finalize): Handle -nostdlib.
3340 * options.h (nostdlib): New option.
3341 * script.cc (script_add_search_dir): Handle -nostdlib.
3343 2010-05-12 Doug Kwan <dougkwan@google.com>
3345 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3346 attributes section only if there no attributes section after merging.
3347 (Target_arm::merge_object_attributes): Move value of
3348 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3349 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3350 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3351 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3352 and arm_attr_merge_7.stdout.
3353 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3354 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3355 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3356 arm_attr_merge_7b.o): New rules.
3357 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3359 * testsuite/Makefile.in: Regenerate.
3360 * testsuite/arm_attr_merge.sh: New file.
3361 * testsuite/arm_attr_merge_[67][ab].s: Same.
3363 2010-05-05 Nick Clifton <nickc@redhat.com>
3365 * po/es.po: Updated Spanish translation.
3367 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3369 * Makefile.am (install-exec-local): Properly install gold as
3370 default cross linker.
3371 * Makefile.in: Regenerated.
3373 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3374 Nick Clifton <nickc@redhat.com>
3376 * configure.ac (install_as_default): Define and set to false
3377 unless --enable-gold or --enable-gold=both/gold has been
3379 * configure: Regenerate.
3381 * Makefile.am (install-exec-local): Install the executable as
3382 'ld.gold'. If install_as_default is true then also install it as
3384 * Makefile.in: Regenerated.
3386 2010-04-24 Ian Lance Taylor <iant@google.com>
3388 * layout.cc (Layout::layout_reloc): In relocatable link don't
3389 combine reloc sections for grouped sections.
3391 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3393 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3394 sections that are not ordinary to icf.
3395 * icf.cc (get_section_contents): Handle relocation pointing to section
3396 with no object or shndx information.
3397 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3398 * testsuite/Makefile.in: Regenerate.
3399 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3400 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3402 2010-04-22 Ian Lance Taylor <iant@google.com>
3404 * expression.cc (Expression::Expression_eval_info): Add
3405 result_alignment_pointer field.
3406 (Expression::eval_with_dot): Add result_alignment_pointer
3407 parameter. Change all callers.
3408 (Expression::eval_maybe_dot): Likewise.
3409 (class Binary_expression): Add alignment_pointer parameter to
3410 left_value and right_value. Change all callers.
3411 (BINARY_EXPRESSION): Set result alignment.
3412 (class Trinary_expression): Add alignment_pointer parameter to
3413 arg2_value and arg3_value. Change all callers.
3414 (Trinary_cond::value): Set result alignment.
3415 (Max_expression::value, Min_expression::value): Likewise.
3416 (Align_expression::value): Likewise.
3417 * script-sections.cc (class Sections_element): Add dot_alignment
3418 parameter to set_section_addresses virtual function. Update
3420 (class Output_section_element): Likewise.
3421 (Script_sections::create_segments): Add dot_alignment parameter.
3423 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3424 (Script_sections::set_phdrs_clause_addresses): Likewise.
3425 * script-sections.h: Update declarations.
3426 * script.h: Update declarations.
3427 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3429 * testsuite/script_test_3.t: Set large alignment.
3430 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3431 segment has expected alignment.
3433 2010-04-22 Nick Clifton <nickc@redhat.com>
3435 * po/gold.pot: Updated by the Translation project.
3436 * po/vi.po: Updated Vietnamese translation.
3438 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3440 * testsuite/Makefile.am (check_PROGRAMS): Add
3441 icf_virtual_function_folding_test.
3442 * testsuite/Makefile.in: Regenerated.
3444 2010-04-15 Andrew Haley <aph@redhat.com>
3446 * options.h (merge_exidx_entries): New option.
3447 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3448 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3449 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3450 (Target_arm::merge_exidx_entries): New function.
3451 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3452 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3453 to Arm_exidx_fixup constructor.
3454 Add new arg, merge_exidx_entries.
3455 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3456 Arm_output_section::fix_exidx_coverage.
3458 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3460 * icf.cc (get_section_contents): Check for preemptible functions.
3461 Ignore addend when appropriate.
3462 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3464 (add_from_relobj): Check for section folded.
3465 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3466 * symtab.h (should_add_dynsym_entry): Add new parameter.
3467 * target-reloc.h (scan_relocs): Check for section folded.
3468 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3469 Check reloc types for function pointers in shared objects.
3470 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3472 (icf_preemptible_functions_test): New test case.
3473 (icf_string_merge_test): New test case.
3474 * testsuite.Makefile.in: Regenerate.
3475 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3476 bar_glob. Refactor code.
3477 * testsuite/icf_preemptible_functions_test.cc: New file.
3478 * testsuite/icf_preemptible_functions_test.sh: New file.
3479 * testsuite/icf_string_merge_test.cc: New file.
3480 * testsuite/icf_string_merge_test.sh: New file.
3481 * testsuite/icf_virtual_function_folding_test.cc: New file.
3482 * testsuite/icf_virtual_function_folding_test.sh: New file.
3484 2010-04-14 Doug Kwan <dougkwan@google.com>
3486 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3487 for local symbol recounting if we remove a section due to ICF.
3488 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3489 there are no regular objects in input.
3491 2010-04-13 Doug Kwan <dougkwan@google.com>
3493 * arm.cc (Arm_input_section::set_final_data_size): Compute
3494 accurate final data size instead of using current data size.
3496 2010-04-09 Doug Kwan <dougkwan@google.com>
3498 * layout.cc (Layout::choose_output_section): Handle script section
3500 (Layout::make_output_section_for_script): Add section type parameter.
3501 Handle script section types.
3502 * layout.h (Layout::make_output_section_for_script): Add section
3504 * output.cc (Output_section::Output_section): Initialize data member
3506 (Output_section::do_reset_address_and_file_offset): Do not set address
3507 to 0 if section is a NOLOAD section.
3508 * output.h (Output_section::is_noload): New method.
3509 (Output_section::set_is_noload): Ditto.
3510 (Output_section::is_noload_): New data member.
3511 * script-c.h (Script_section_type): New enum type.
3512 (struct Parser_output_section_header): Add new file section_type.
3513 * script-sections.cc (Sections_element::output_section_name): Add
3514 parameter for returning script section type.
3515 (Output_section_definition::output_section_name): Ditto.
3516 (Output_section_definition::section_type)P; New method.
3517 (Output_section_definiton::script_section_type_name): Ditto.
3518 (Output_section_definition::script_section_type_): New data member.
3519 (Output_section_definition::Output_section_definition): Initialize
3520 data member Output_section_definition::script_section_type_.
3521 (Output_section_definition::create_sections): Pass script section type
3522 to Layout::make_output_section_for_script.
3523 (Output_section_definition::output_section_name): Return script
3524 section type to caller.
3525 (Output_section_definition::set_section_address): Do not advance
3526 dot value and load address if section type is NOLOAD. Set address
3527 of NOLOAD sections regardless of section flags.
3528 (Output_section_definition::print): Print section type if it is
3529 not SCRIPT_SECTION_TYPE_NONE.
3530 (Output_section_definition::section_type): New method.
3531 (Output_section_definition::script_section_type_name): Ditto.
3532 (Script_sections::output_section_name): Add new parameter
3533 PSECTION_TYPE for returning script section type. Pass it to
3534 section elements. Handle discard sections.
3535 (Sort_output_sections::operator()): Handle NOLOAD sections.
3536 * script-sections.h (Script_sections::Section_type): New enum type.
3537 (Script_sections::output_section_name): Add a new parameter for
3538 returning script section type.
3539 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3541 * yyscript.y (union): Add new field SECTION_TYPE.
3542 (COPY, DSECT, INFO, NOLOAD): New tokens.
3543 (opt_address_and_section_type): Change type to output_section_header.
3544 (section_type): New non-terminal
3545 (section_header): Handle section type.
3546 (opt_address_and_section_type): Return section type value.
3548 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3550 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3551 * testsuite/plugin_common_test_2.c (foo): Likewise.
3553 2010-04-08 Doug Kwan <dougkwan@google.com>
3555 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3557 * output.cc (Output_section::add_merge_input_section): Simplify
3558 code and return status of Output_merge_base::add_input_section.
3559 Update merge section map only if Output_merge_base::add_input_section
3562 2010-04-07 Doug Kwan <dougkwan@google.com>
3564 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3565 if section is marked as containing instructions but has no mapping
3567 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3568 correct section index.
3569 (Arm_relobj::find_linked_text_section): Ditto.
3571 2010-04-07 Cary Coutant <ccoutant@google.com>
3573 * archive.cc (include_member): Destroy Read_symbols_data object before
3575 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3576 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3577 (Read_symbols_data::~Read_symbols_data) New destructor.
3578 (Section_relocs::Section_relocs) New constructor.
3579 (Section_relocs::~Section_relocs) New destructor.
3580 (Read_relocs_data::Read_relocs_data) New constructor.
3581 (Read_relocs_data::~Read_relocs_data) New destructor.
3582 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3583 pointers to NULL after deleting.
3585 2010-04-07 Doug Kwan <dougkwan@google.com>
3587 * arm.cc: Replace "endianity" with "endianness" in comments.
3588 (Arm_exidx_cantunwind): Ditto.
3589 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3590 (Arm_relobj::merge_flags_and_attributes): New method.
3591 (Arm_relobj::merge_flags_and_attributes_): New data member.
3592 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3593 (Arm_relobj::scan_sections_for_stubs): Ditto.
3594 (Arm_relobj::do_read_symbols): Check to see if we really want to
3595 merge processor-specific flags and attributes. Exit early if
3596 an object is empty except for section names and the undefined symbol.
3597 (Target_arm::do_finalize_sections): Move check for ELF format to
3598 Arm_relobj::do_read_symbols. Merge processor specific flags and
3599 attributes from a regular object only when we have determined that
3600 it is aapropriate. Do not create an .ARM.attributes section in
3601 output if there is no regular input object.
3602 (Target_arm::merge_processor_specific_flags): Check
3603 --warn-mismatch before printing any error.
3604 (Target_arm::merge_object_attributes): Ditto.
3605 * gold.cc (queue_middle_tasks): Handle the case in which there is
3606 no regular object in input.
3607 * options.cc (General_options::parse_EB): New method.
3608 (General_options::parse_EL): Same.
3609 (General_options::General_options): Initialize endianness_.
3610 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3612 (General_options::Endianness): New enum.
3613 (General_options::endianness): New method.
3614 (General_options::endianness_): New data member.
3615 * parameters.cc (Parameters::set_options): Check target endianness.
3616 (Parameters::set_target_once): Ditto.
3617 (Parameters::check_target_endianness): New method.
3618 (parameters_force_valid_target): If either -EL or -EB is specified,
3619 use it to define endianness of default target.
3620 * parameters.h (Parameters::check_target_endianness): New method
3622 * target.h (class Target): Change "endianity" to "endianness"
3625 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3627 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3628 * configure: Regenerate.
3629 * Makefile.in: Regenerate.
3630 * testsuite/Makefile.in: Regenerate.
3632 2010-04-06 Cary Coutant <ccoutant@google.com>
3635 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3636 prevailing definitions of common symbols.
3637 * testsuite/plugin_test_6.sh: New test case.
3638 * testsuite/plugin_common_test_1.c: New test case.
3639 * testsuite/plugin_common_test_2.c: New test case.
3640 * testsuite/Makefile.am (plugin_test_6): New test case.
3641 * testsuite/Makefile.in: Regenerate.
3643 2010-04-06 Nick Clifton <nickc@redhat.com>
3645 * po/vi.po: New Vietnamese translation.
3647 2010-03-30 Doug Kwan <dougkwan@google.com>
3649 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3651 2010-03-25 Doug Kwan <dougkwan@google.com>
3653 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3654 to avoid a conversion warning on a 32-bit host.
3656 2010-03-24 Ian Lance Taylor <iant@google.com>
3658 * testsuite/script_test_3.t: Add a TLS segment.
3659 * testsuite/Makefile.am (check_PROGRAMS): Add
3660 tls_phdrs_script_test.
3661 (tls_phdrs_script_test_SOURCES): Define.
3662 (tls_phdrs_script_test_DEPENDENCIES): Define.
3663 (tls_phdrs_script_test_LDFLAGS): Define.
3664 (tls_phdrs_script_test_LDADD): Define.
3665 * testsuite/Makefile.in: Rebuild.
3667 2010-03-23 Cary Coutant <ccoutant@google.com>
3669 * fileread.cc (find_or_make_view): Fix comment.
3671 2010-03-23 Ian Lance Taylor <iant@google.com>
3673 * script-sections.cc (class Orphan_section_placement): Define
3674 PLACE_TLS and PLACE_TLS_BSS.
3675 (Orphan_section_placement::Orphan_section_placement): Initialize
3677 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3678 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3679 (tls_script_test_SOURCES): Define.
3680 (tls_script_test_DEPENDENCIES): Define.
3681 (tls_script_test_LDFLAGS): Define.
3682 (tls_script_test_LDADD): Define.
3683 * testsuite/Makefile.in: Rebuild.
3685 2010-03-22 Doug Kwan <dougkwan@google.com>
3687 * arm.cc (Arm_relocate_functions::abs8,
3688 Arm_relocate_functions::abs16): Use correct check for overflow
3689 specified in the ARM ELF specs.
3690 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3691 target of a BLX instruction specially.
3692 (Reloc_stub::stub_type_for_reloc): Ditto.
3693 (Relocate::relocate): Use symbolic names instead of numeric relocation
3694 codes to report error.
3695 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3697 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3698 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3699 thumb2_blx_out_of_range.stdout
3700 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3701 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3702 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3703 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3704 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3705 thumb2_blx_in_range, thumb2_blx_in_range.o,
3706 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3707 thumb2_blx_out_of_range.o): New rules.
3708 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3709 thumb2_blx_in_range and thumb2_blx_out_of_range.
3710 * testsuite/Makefile.in: Regenerate.
3711 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3712 * testsuite/thumb_blx_in_range.s: New file.
3713 * testsuite/thumb_blx_out_of_range.s: New file.
3715 2010-03-22 Rafael Espindola <espindola@google.com>
3717 * archive.cc (Should_include): Move to archive.h.
3718 (should_include_member): Make it a member of Archive.
3720 (Add_lib_group_symbols): New.
3721 * archive.h: Include options.h.
3722 (Archive_member): Moved from Archive.
3723 (Should_include): Moved from archive.cc.
3725 (Add_lib_group_symbols): New.
3726 * dynobj.cc (do_should_include_member): New.
3727 * dynobj.h (do_should_include_member): New.
3728 * gold.cc (queue_initial_tasks): Update call to queue.
3729 * main.cc (main): Print lib group stats.
3730 * object.cc (do_should_include_member): New.
3731 * object.h: Include archive.h.
3732 (Object::should_include_member): New.
3733 (Object::do_should_include_member): New.
3734 (Sized_relobj::do_should_include_member): New.
3735 * options.cc (General_options::parse_start_lib): New.
3736 (General_options::parse_end_lib): New.
3737 (Input_arguments::add_file): Handle lib groups.
3738 (Input_arguments::start_group): Check we are not in a lib.
3739 (Input_arguments::start_lib): New.
3740 (Input_arguments::end_lib): New.
3741 * options.h (General_options): Add start_lib and end_lib.
3742 (Input_argument::lib_): New.
3743 (Input_argument::lib): New.
3744 (Input_argument::is_lib): New.
3745 (Input_file_lib): New.
3746 (Input_arguments::in_lib_): New.
3747 (Input_arguments::in_lib): New.
3748 (Input_arguments::start_lib): New.
3749 (Input_arguments::end_lib_): New.
3750 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3751 in unused members as preempted.
3752 (Sized_pluginobj::do_should_include_member): New.
3753 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3754 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3756 (Read_symbols::do_whole_lib_group): New.
3757 (Read_symbols::do_lib_group): New.
3758 (Read_symbols::do_read_symbols): Handle lib groups.
3759 (Read_symbols::get_name): Handle lib groups.
3760 * readsyms.h (Read_symbols): Add an archive member pointer.
3761 (Read_symbols::do_whole_lib_group): New.
3762 (Read_symbols::do_lib_group): New.
3763 (Read_symbols::member_): New.
3764 * script.cc (read_input_script): Update call to queue_soon.
3766 2010-03-19 Doug Kwan <dougkwan@google.com>
3768 * arm.cc (Stub_table::Stub_table): Initialize new data members
3769 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3770 (Stub_table::add_reloc_stub): Assign stub offset and update
3771 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3772 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3774 (Stub_table::update_data_size_and_addralign): Use
3775 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3776 instead of going over all reloc stubs.
3777 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3778 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3779 Stringpool_template::offset_ to size of Stringpool_char.
3780 (Stringpool_template::new_key_offset): Remove code to initialize
3781 Stringpool_template::offset_.
3782 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3783 Stringpool_template::offset_ to zero.
3785 2010-03-15 Doug Kwan <dougkwan@google.com>
3787 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3789 (Stringpool_template::new_key_offset): New method.
3790 (Stringpool_template::add_string): Assign offsets when adding new
3792 (Stringpool_template::set_string_offsets): Do not set string offsets
3793 when not optimizing.
3794 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3796 (Chunked_vector::clear): Clear size_.
3797 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3798 (Chunked_vector::size): Return size_.
3799 (Chunked_vector::push_back): Use size_ to find insert position.
3800 (Chunked_vector::size_): New data member.
3801 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3802 (Stringpool_template::new_key_offset): New method declaration.
3803 (Stringpool_template::offset_): New data member.
3805 2010-03-15 Rafael Espindola <espindola@google.com>
3807 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3808 Add_symbols' constructor.
3809 * readsyms.h (Add_symbols): Remove the input_group member.
3811 2010-03-10 Ian Lance Taylor <iant@google.com>
3813 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3814 target to ask whether a reference to a symbol requires a stack
3816 * target.h (Target::is_call_to_non_split): New function.
3817 (Target::do_is_call_to_non_split): Declare virtual function.
3818 * target.cc: Include "symtab.h".
3819 (Target::do_is_call_to_non_split): New function.
3820 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3822 2010-03-10 Cary Coutant <ccoutant@google.com>
3824 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3825 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3826 (File_read::open[2]): Add whole_file_view_ to list of views.
3827 (File_read::make_view): Remove test of whole_file_view_.
3828 (File_read::find_or_make_view): Create whole_file_view_ if
3830 (File_read::clear_views): Replace bool parameter with enum;
3831 adjust all callers. Don't delete views with permanent data;
3832 do delete cached views and views from archives if
3833 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3834 if clearing the corresponding view.
3835 * fileread.h (File_read::Clear_views_mode): New enum.
3836 (File_read::View::is_permanent_view): New method.
3837 (File_read::clear_views): Replace bool parameter
3838 with enum; adjust all callers.
3839 * options.h (General_options): Change keep_files_mapped option;
3840 add map_whole_files.
3841 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3843 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3846 2010-03-10 David S. Miller <davem@davemloft.net>
3848 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3850 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3852 * icf.cc (get_section_contents): Add '@' marker after processing the
3855 2010-03-08 Doug Kwan <dougkwan@google.com>
3857 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3858 due to a conversion warning.
3859 (Arm_relobj::update_output_local_symbol_count): Check for local
3860 symbol with unset output index.
3862 2010-03-05 Ian Lance Taylor <iant@google.com>
3864 * options.h (class General_options): Add --spare-dynamic-tags.
3865 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3866 --spare-dynamic-tags.
3868 2010-03-05 Ian Lance Taylor <iant@google.com>
3870 * incremental.cc: Include "libiberty.h".
3872 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3874 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3875 function, is_info_ member.
3876 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3877 (Versions::Versions): Update caller.
3878 (Versions::define_base_version): Likewise.
3879 (Versions::add_def): Likewise.
3881 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3883 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3884 (Scan::possible_function_pointer_reloc): New function.
3885 (Scan::local_reloc_may_be_function_pointer): Change to call
3886 possible_function_pointer_reloc.
3887 (Scan::global_reloc_may_be_function_pointer): Ditto.
3888 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3889 relocations in ".data.rel.ro._ZTV" section.
3890 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3891 * testsuite/icf_safe_so_test.cc: Ditto.
3892 * testsuite/icf_safe_test.cc: Ditto.
3893 * testsuite/icf_safe_test.sh: Ditto.
3895 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3896 Ian Lance Taylor <iant@google.com>
3898 * target-reloc.h (relocate_section): Check the symbol table index
3899 for -1U before setting the local symbol index.
3900 (scan_relocatable_relocs): If copying the relocation, record that
3901 the local symbol is required.
3902 * object.h (Symbol_value::is_output_symtab_index_set): New
3904 (Symbol_value::may_be_discarded_from_output_symtab): New
3906 (Symbol_value::has_output_symtab_entry): New function.
3907 (Symbol_value::needs_output_symtab_entry): Remove.
3908 (Symbol_value::output_symtab_index): Make sure the symbol index is
3910 (Symbol_value::set_output_symtab_index): Make sure the symbol
3911 index is not set. Make sure the new index is valid.
3912 (Symbol_value::set_must_have_output_symtab_entry): New function.
3913 (Symbol_value::has_output_dynsym_entry): New function.
3914 (Symbol_value::set_output_dynsym_index): Make sure the new index
3916 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3917 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3918 local symbol if permitted.
3919 (Sized_relobj::do_finalize_local_symbols): Call
3920 is_output_symtab_index_set rather than needs_output_symtab_entry.
3921 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3922 rather than needs_output_symtab_entry. Call
3923 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3924 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3925 is_output_symtab_index_set rather than needs_output_symtab_entry.
3926 * testsuite/discard_locals_relocatable_test.c: New file.
3927 * testsuite/discard_locals_test.sh: Test -r.
3928 * testsuite/Makefile.am (check_DATA): Add
3929 discard_locals_relocatable_test1.syms,
3930 discard_local_relocatable_test2.syms.
3931 (MOSTLYCLEANFILES): Likewise. Also add
3932 discard_locals_relocatable_test1.lout and
3933 discard_locals_relocatable_test2.out.
3934 (discard_locals_relocatable_test1.syms): New target.
3935 (discard_locals_relocatable_test.o): New target.
3936 (discard_locals_relocatable_test1.out): New target.
3937 (discard_locals_relocatable_test2.syms): New target.
3938 (discard_locals_relocatable_test2.out): New target.
3939 (various): Add missing ../ld-new dependencies.
3940 * testsuite/Makefile.in: Rebuild.
3942 2010-03-03 Nick Clifton <nickc@redhat.com>
3944 * po/fi.po: New Finnish translation.
3946 2010-03-01 Doug Kwan <dougkwan@google.com>
3948 * layout.cc (Layout::Layout): Force section types of .init_array*,
3949 .preinit_array* and .fini_array* sections.
3950 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3951 Fix check of return value of std::string::find.().
3952 (Output_section::Input_section_sort_compare::operator()): Remove
3953 comment about .init_array.
3954 (Output_section::Input_section_sort_init_fini_compare::operator()):
3956 (Output_section::sort_attached_input_sections): Handle .init_array
3957 and .fini_array specially.
3958 * output.h (Output_section::Inut_section_sort_compare): Update
3960 (Output_section::Input_section_sort_init_fini_compare): New struct.
3962 2010-02-26 Doug Kwan <dougkwan@google.com>
3964 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3965 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3966 * testsuite/debug_msg.sh: Avoid matching source line number for
3967 use of global variable undef_int.
3969 2010-02-26 Doug Kwan <dougkwan@google.com>
3971 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3972 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3973 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3974 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3975 * options.cc (General_options::General_options): Initialize member
3977 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3978 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3979 and rm_no_fix_v4bx.stdout
3980 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3981 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3982 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3983 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3984 and arm_no_fix_v4bx.
3985 * Makefile.in: Regenerate.
3986 * testsuite/arm_fix_v4bx.s: New file.
3987 * testsuite/arm_fix_v4bx.sh: Ditto.
3989 2010-02-24 Doug Kwan <dougkwan@google.com>
3991 * arm.cc (Target_arm::got_section): Make the .got section the first
3992 non RELRO section in the data segment.
3993 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3994 suffixes of section names.
3996 2010-02-24 Doug Kwan <dougkwan@google.com>
3998 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3999 flags and attributes merging if an input file is a binary file.
4000 * fileread.cc (Input_file::open): Record format of original file.
4001 * fileread.h (Input_file::Format): New enum type.
4002 (Input_file::Input_file): Initialize data member format_.
4003 (Input_file::format): New method definition.
4004 (Input_file::format_):: New data member.
4006 2010-02-24 Doug Kwan <dougkwan@google.com>
4008 * arm.cc (Arm_output_data_got): New class.
4009 (ARM_TCB_SIZE): New constant
4010 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4011 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4012 If user uses a script with a SECTIONS clause, issue only a warning
4013 for a misplaced EXIDX input section. Otherwise, issue an error.
4014 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4016 (Target_arm::got_mode_index_entry): Handle static linking.
4017 (Target_arm::Scan::local): Ditto.
4018 (Target_arm::Scan::global): Ditto.
4019 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4020 all incorrectly implemented relocations.
4021 (Target_arm::fix_exidx_coverage): Pass layout to
4022 Arm_output_section::fix_exidx_coverage.
4023 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4024 from ".ARM.exidx." and ".ARM.extab.".
4026 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4028 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4029 section if it does not already exist.
4030 * attributes.cc (Attributes_section_data::Attributes_section_data):
4031 Don't crash if size is zero.
4033 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4034 Ian Lance Taylor <iant@google.com>
4036 * gold.cc (queue_middle_tasks): If no input files were opened,
4038 * workqueue.h (Task_function::Task_function): Assert that there is
4041 2010-02-22 Doug Kwan <dougkwan@google.com>
4043 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4044 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4045 types to avoid warnings due to different uint64_t implementations
4048 2010-02-21 Doug Kwan <dougkwan@google.com>
4050 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4051 handling of the maximum backward branch offset.
4052 (Arm_relocate_functions::thumb_branch_common): Ditto.
4053 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4054 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4055 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4056 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4057 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4058 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4059 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4060 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4061 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4062 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4063 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4064 thumb2_bl_out_of_range.o): New rules.
4065 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4066 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4067 thumb2_bl_out_of_range
4068 * testsuite/Makefile.in: Regenerate.
4069 * testsuite/arm_bl_in_range.s: New file.
4070 * testsuite/arm_bl_out_of_range.s: Ditto.
4071 * testsuite/arm_branch_in_range.sh: Ditto.
4072 * testsuite/arm_branch_range.t: Ditto.
4073 * testsuite/thumb2_branch_range.t: Ditto.
4074 * testsuite/thumb_bl_in_range.s: Ditto.
4075 * testsuite/thumb_bl_out_of_range.s: Ditto.
4076 * testsuite/thumb_branch_range.t: Ditto.
4078 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4080 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4081 Add reloc offset information.
4082 * icf.cc (get_section_contents): Change iterators to point to the new
4083 vectors. Add reloc offset information to the contents.
4084 * icf.h (Icf::Sections_reachable_info): New typedef.
4085 (Icf::Sections_reachable_list): New typedef.
4086 (Icf::Offset_info): New typedef.
4087 (Icf::Reloc_info): New struct typedef.
4088 (Icf::Reloc_info_list): New typedef.
4089 (Icf::symbol_reloc_list): Delete method.
4090 (Icf::addend_reloc_list): Delete method.
4091 (Icf::section_reloc_list): Delete method.
4092 (Icf::reloc_info_list): New method.
4093 (Icf::reloc_info_list_): New member.
4095 2010-02-19 Doug Kwan <dougkwan@google.com>
4097 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4098 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4099 * arm.cc (Arm_relocation_functions): New forward declaration.
4100 (Target_arm::Target_arm): Initialize new data members
4101 got_mod_index_offset_ and tls_base_symbol_defined_.
4102 (Target_arm::Relocate::relocate_tls): New method.
4103 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4104 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4106 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4107 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4108 (Target_arm::got_mod_index_offset_,
4109 Target_arm::tls_base_symbol_defined_): New data members.
4110 (Target_arm::Scan::local, Target::Scan::global,
4111 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4114 2010-02-18 Doug Kwan <dougkwan@google.com>
4116 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4117 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4118 text section as a parameter becuase some broken tools may not set
4119 the link in section header.
4120 (Target_arm::has_got_section): New method.
4121 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4122 without any mapping symbol as data only. Remove warning.
4123 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4124 link in its section header, try to discover the link by inspecting the
4125 REL31 relocation at the beginning of the section.
4126 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4128 (Target_arm::Scan::global): Treat any reference to the symbol
4129 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4131 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4133 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4134 (Scan::global_reloc_may_be_function_pointer): New function.
4135 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4136 (Scan::global_reloc_may_be_function_pointer): New function.
4137 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4138 (Scan::global_reloc_may_be_function_pointer): New function.
4139 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4140 (Scan::global_reloc_may_be_function_pointer): New function.
4141 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4142 (Scan::global_reloc_may_be_function_pointer): New function.
4143 (Scan::possible_function_pointer_reloc): New function.
4144 (Target_x86_64::can_check_for_function_pointers): New function.
4145 * gc.h (gc_process_relocs): Scan relocation types to determine if
4146 function pointers were taken for targets that support it.
4147 * icf.cc (Icf::find_identical_sections): Include functions for
4148 folding in safe ICF whose pointer is not taken.
4149 * icf.h (Secn_fptr_taken_set): New typedef.
4150 (fptr_section_id_): New member.
4151 (section_has_function_pointers): New function.
4152 (set_section_has_function_pointers): New function.
4153 (check_section_for_function_pointers): New function.
4154 * options.h: Fix comment for safe ICF option.
4155 * target.h (can_check_for_function_pointers): New function.
4156 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4157 Modify icf_safe_test for X86-64.
4158 * testsuite/Makefile.in: Regenerate.
4159 * testsuite/icf_safe_so_test.cc: New file.
4160 * testsuite/icf_safe_so_test.sh: New file.
4161 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4162 (main): Change to take pointer to function kept_func_3.
4163 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4164 folding is done correctly for X86-64.
4166 2010-02-12 David S. Miller <davem@davemloft.net>
4168 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4169 is_symbolless parameter.
4170 (Output_reloc<SHT_REL>::is_symbolless): New.
4171 (Output_reloc<SHT_REL>::is_symbolless_): New.
4172 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4173 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4174 (Output_reloc<SHT_RELA>::is_symbolless): New.
4175 (Output_data_reloc::add_global): Handle is_symbolless.
4176 (Output_data_reloc::add_global_relative): Likewise.
4177 (Output_data_reloc::add_local): Likewise.
4178 (Output_data_reloc::add_local_relative): Likewise.
4179 (Output_data_reloc::add_symbolless_global_addend): New.
4180 (Output_data_reloc::add_symbolless_local_addend): New.
4181 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4183 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4184 instead of ->is_relative_
4185 (Output_reloc::write): Likewise.
4186 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4187 (Output_reloc::write_rel): Simplify.
4189 * sparc.cc (Target_sparc::Scan::local): Use
4190 ->add_symbolless_local_addend as needed.
4191 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4192 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4193 based upon relocation offset.
4195 2010-02-11 Doug Kwan <dougkwan@google.com>
4197 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4198 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4199 beginning of function.
4200 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4201 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4202 parameter is_32bit in calls to should_apply_static_reloc.
4203 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4204 (check_DATA): Add arm_abs_global.stdout.
4205 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4206 arm_abs_global.stdout): New rules.
4207 (MOSTLLYCLEANFILES): Add arm_abs_global
4208 * Makefile.in: Regenerate.
4209 * testsuite/arm_abs_global.s: New file.
4210 * testsuite/arm_abs_global.sh: Ditto.
4211 * testsuite/arm_abs_lib.s: Ditto.
4213 2010-02-11 Ian Lance Taylor <iant@google.com>
4215 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4217 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4218 Allocate_commons_task first.
4219 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4220 task, rather than symtab_lock_.
4221 (Gc_process_relocs::~Gc_process_relocs): New function.
4222 (Gc_process_relocs::is_runnable): Check this_blocker_.
4223 (Gc_process_relocs::locks): Use next_blocker_ rather than
4225 (Scan_relocs::~Scan_relocs): New function.
4226 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4228 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4230 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4231 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4232 constructor accordingly.
4233 (class Gc_process_relocs): Likewise.
4234 (class Scan_relocs): Likewise.
4235 * common.h (class Allocate_commons_task): Remove symtab_lock_
4236 field, and corresponding constructor parameter.
4237 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4239 (Allocate_commons_task::locks): Likewise.
4241 2010-02-11 Ian Lance Taylor <iant@google.com>
4243 * gold-threads.h (class Once): Define.
4244 (class Initialize_lock): Rewrite as child of Once.
4245 * gold-threads.cc (class Once_initialize): Define.
4246 (once_pointer_control): New static variable.
4247 (once_pointer, once_arg): New static variables.
4248 (c_run_once): New static function.
4249 (Once::Once, Once::run_once, Once::internal_run): New functions.
4250 (class Initialize_lock_once): Remove.
4251 (initialize_lock_control): Remove.
4252 (initialize_lock_pointer): Remove.
4253 (initialize_lock_once): Remove.
4254 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4255 (Initialize_lock::initialize): Rewrite.
4256 (Initialize_lock::do_run_once): New function.
4257 * archive.cc (Archive::interpret_header): Only clear name if it is
4259 * fileread.cc: Include "gold-threads.h"
4260 (file_counts_lock): New static variable.
4261 (file_counts_initialize_lock): Likewise.
4262 (File_read::release): Only increment counts when using --stats.
4263 Use a lock around the increment.
4264 * parameters.cc (class Set_parameters_target_once): Define.
4265 (set_parameters_target_once): New static variable.
4266 (Parameters::Parameters): Move here from parameters.h.
4267 (Parameters::set_target): Rewrite.
4268 (Parameters::set_target_once): New function.
4269 (Parameters::clear_target): Move here and rewrite.
4270 * parameters.h (class Parameters): Update declarations. Add
4271 set_parameters_target_once_ field.
4272 (Parameters::Parameters): Move to parameters.cc.
4273 (Parameters::clear_target): Likewise.
4274 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4276 (Start_group::~Start_group): New function.
4277 (Start_group::is_runnable): New function.
4278 (Start_group::locks, Start_group::run): New functions.
4279 (Finish_group::run): Change saw_undefined to size_t.
4280 * readsyms.h (class Start_group): Define.
4281 (class Finish_group): Change saw_undefined_ field to size_t.
4282 (Finish_group::Finish_group): Remove saw_undefined and
4283 this_blocker parameters. Change all callers.
4284 (Finish_group::set_saw_undefined): New function.
4285 (Finish_group::set_blocker): New function.
4286 * symtab.h (class Symbol_table): Change saw_undefined to return
4287 size_t. Change saw_undefined_ field to size_t.
4288 * target-select.cc (Set_target_once::do_run_once): New function.
4289 (Target_selector::Target_selector): Initialize set_target_once_
4290 field. Don't initialize lock_ and initialize_lock_ fields.
4291 (Target_selector::instantiate_target): Rewrite.
4292 (Target_selector::set_target): New function.
4293 * target-select.h (class Set_target_once): Define.
4294 (class Target_selector): Update declarations. Make
4295 Set_target_once a friend. Remove lock_ and initialize_lock_
4296 fields. Add set_target_once_ field.
4298 2010-02-10 Ian Lance Taylor <iant@google.com>
4300 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4302 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4303 (queue_middle_tasks): Add all blockers before queueing any tasks.
4304 (queue_final_tasks): Likewise.
4305 * token.h (Task_token::add_blockers): New function.
4306 * object.h (Input_objects::number_of_relobjs): New function.
4308 2010-02-10 Ian Lance Taylor <iant@google.com>
4310 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4311 shared, not if not position independent.
4312 * x86_64.cc (Relocate::relocate_tls): Likewise.
4313 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4314 (tls_pie_pic_test): New target.
4315 * testsuite/Makefile.in: Rebuild.
4317 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4318 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4319 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4320 * testsuite/Makefile.in: Rebuild.
4322 2010-02-09 David S. Miller <davem@davemloft.net>
4324 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4325 R_SPARC_RELATIVE using ->add_local_relative().
4326 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4328 * output.h (Output_data_dynamic::add_section_size): New method
4329 that takes two Output_data objects.
4330 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4331 entry param. Handle it in initializers.
4332 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4333 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4334 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4336 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4337 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4338 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4339 for dynrel_includes_plt.
4340 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4341 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4342 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4344 (Target_sparc::do_finalize_sections): Update to pass true for
4345 dynrel_includes_plt.
4346 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4347 output before .rela.plt
4348 (Target_powerpc::do_finalize_sections): Update to pass true for
4349 dynrel_includes_plt when 32-bit.
4351 2010-02-08 Doug Kwan <dougkwan@google.com>
4353 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4355 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4356 Arm_relobj::scan_section_for_cortex_a8_stubs,
4357 Arm_relobj::do_relocation_section): Instead of calling
4358 Output_section::output_address, use faster
4359 Arm_relobj::simple_input_section_output_address.
4361 2010-02-08 David S. Miller <davem@davemloft.net>
4363 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4364 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4365 relocation helper function.
4367 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4368 just like R_SPARC_GOT{10,13,22}.
4369 (Target_sparc::Scan::local): Likewise.
4370 (Target_sparc::Relocate:relocate): Likewise.
4372 2010-02-06 Ian Lance Taylor <iant@google.com>
4374 * configure.ac: Rewrite targetobjs duplicate removal code to use
4375 only shell constructs.
4376 * configure: Rebuild.
4378 2010-02-05 Doug Kwan <dougkwan@google.com>
4381 * arm.cc (Arm_relobj::section_is_scannable): New method.
4382 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4383 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4385 2010-02-04 Doug Kwan <dougkwan@google.com>
4388 * arm-reloc-property.cc (cstdio): Include.
4389 * configure.ac (targetobjs): Remove duplicates.
4390 * configure: Regenerate.
4391 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4392 big and little endian version for a given address size.
4394 2010-02-03 Doug Kwan <dougkwan@google.com>
4396 * arm-reloc-property.cc
4397 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4399 * arm-reloc-property.h
4400 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4401 New method definition.
4402 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4404 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4406 (GOT_PREL): Change implemented to Y.
4407 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4408 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4409 (Arm_relocate_functions::movw_abs_nc): Remove method.
4410 (Arm_relocate_functions::movt_abs): Ditto.
4411 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4412 (Arm_relocate_functions::thm_movt_abs): Ditto.
4413 (Arm_relocate_functions::movw_rel_nc): Ditto.
4414 (Arm_relocate_functions::movw_rel): Ditto.
4415 (Arm_relocate_functions::movt_rel): Ditto.
4416 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4417 (Arm_relocate_functions:thm_movw_rel): Ditto.
4418 (Arm_relocate_functions:thm_movt_rel): Ditto.
4419 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4420 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4421 New method definitions.
4422 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4423 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4424 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4425 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4426 (Target_arm::Relocate::relocate): Check for non-static or
4427 unimplemented relocation code and exit early. Change calls to
4428 Target_arm::reloc_uses_thumb_bit and
4429 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4430 instead. Refactor code to handle similar relocations to increase
4431 code sharing. Remove check for unsupported relocation code in switch
4433 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4434 relocation property table to find out size. Change error message to
4435 print out the name of a relocation code instead of the numeric value.
4436 (Target_arm::scan_reloc_for_stub): Use relocation property table
4437 instead of calling Target_arm::reloc_uses_thumb_bit().
4439 2010-02-02 Doug Kwan <dougkwan@google.com>
4441 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4442 types of relaxed input section.
4444 2010-02-02 Doug Kwan <dougkwan@google.com>
4446 * Makefile.am (HFILES): Add arm-reloc-property.h.
4448 (TARGETSOURCES): Add arm-reloc-property.cc
4449 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4450 (libgold_a_SOURCES): $(DEFFILES)
4451 * Makefile.in: Regenerate.
4452 * arm-reloc-property.cc: New file.
4453 * arm-reloc-property.h: New file.
4454 * arm-reloc.def: New file.
4455 * arm.cc: Update comments.
4456 (arm-reloc-property.h): New included header.
4457 (arm_reloc_property_table): New global variable.
4458 (Target_arm::do_select_as_default_target): New method definition.
4459 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4460 arm-reloc-property to targ_extra_obj.
4461 * parameters.cc (set_parameters_target): Call
4462 Target::select_as_default_target().
4463 * target.h (Target::select_as_default_target): New method definition.
4464 (Target::do_select_as_default_target): Same.
4466 2010-02-01 Doug Kwan <dougkwan@google.com>
4468 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4469 first_output_text_section_.
4470 (Arm_exidx_fixup::first_output_text_section): New method definition.
4471 (Arm_exidx_fixup::first_output_text_section_): New data member.
4472 (Arm_exidx_fixup::process_exidx_section): Record the first text
4473 output section seen.
4474 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4475 and entsize in output section header.
4477 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4479 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4480 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4481 (Arm_relocate_functions::thm_alu11): New Method.
4482 (Arm_relocate_functions::thm_pc8): New Method.
4483 (Arm_relocate_functions::thm_pc12): New Method.
4484 (Target_arm::Scan::local): Handle the relocations.
4485 (Target_arm::Scan::global): Likewise.
4486 (Target_arm::Relocate::relocate): Likewise.
4487 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4489 2010-01-29 Doug Kwan <dougkwan@google.com>
4491 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4492 of relocation types as ld.
4494 2010-01-29 Doug Kwan <dougkwan@google.com>
4496 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4498 (Arm_relocate_functions::thumb_branch_common): Ditto.
4499 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4500 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4501 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4502 Arm_relocate_functions::jump24): Remove.
4503 (Target_arm::Relocate::relocate): Adjust code to call
4504 Arm_relocation_functions::arm_branch_common and
4505 Arm_relocation_functions::thumb_branch_common instead of their removed
4506 wrappers. Merge switch-cases together to reduce source code size.
4508 2010-01-29 Doug Kwan <dougkwan@google.com>
4510 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4511 output_local_symbol_count_needs_update_.
4512 (Arm_relobj::output_local_symbol_count_needs_update,
4513 Arm_relobj::set_output_local_symbol_count_needs_update,
4514 Arm_relobj::update_output_local_symbol_count): New methods.
4515 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4517 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4518 of pointed function as in a R_ARM_PREL31 relocation.
4519 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4520 for output local symbol count updating.
4521 (Target_arm::do_relax): Update output local symbol counts in objects
4523 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4525 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4527 * arm.cc: Added support for the ARM relocations:
4528 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4529 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4530 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4532 (Arm_relocate_functions::movw_rel): New method.
4533 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4534 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4536 (Arm_relocate_functions::thm_movw_rel): New method.
4537 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4539 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4541 (Target_arm::Scan::global): Likewise.
4542 (Target_arm::Relocate::relocate): Likewise.
4543 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4546 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4548 * arm.cc: Added support for ARM group relocations.
4549 (Target_arm::reloc_needs_sym_origin): New method.
4550 (Arm_relocate_functions::calc_grp_kn): New method.
4551 (Arm_relocate_functions::calc_grp_residual): New method.
4552 (Arm_relocate_functions::calc_grp_gn): New method.
4553 (Arm_relocate_functions::arm_grp_alu): New Method.
4554 (Arm_relocate_functions::arm_grp_ldr): New Method.
4555 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4556 (Arm_relocate_functions::arm_grp_ldc): New Method.
4557 (Target_arm::Scan::local): Handle the ARM group relocations.
4558 (Target_arm::Scan::global): Likewise.
4559 (Target_arm::Relocate::relocate): Likewise.
4560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4563 2010-01-26 Doug Kwan <dougkwan@google.com>
4565 * arm.cc (set): Include.
4566 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4568 (Arm_output_section::Text_section_list): New type.
4569 (Arm_output_section::append_text_sections_to_list): New method.
4570 (Arm_output_section::fix_exidx_coverage): Ditto.
4571 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4572 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4573 Relobj::set_section_offset() instead of
4574 Sized_relobj::invalidate_section_offset().
4575 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4576 parameter for section headers. Ignore relocation sections for
4577 unallocated sections and EXIDX sections.
4578 (Target_arm::fix_exidx_coverage): New method.
4579 (Target_arm::output_section_address_less_than): New type.
4580 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4581 linked text section instead of the EXIDX section.
4582 (Arm_output_section::create_stub_group): Add an assertion to check
4583 that this is not an EXIDX output section.
4584 (Arm_output_section::append_text_sections_to_list): New method.
4585 (Arm_output_section::fix_exidx_coverage): Ditto.
4586 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4587 Arm_relobj::section_needs_reloc_stub_scanning.
4588 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4590 (Target_arm::fix_exidx_coverage): New method.
4591 * object.h (Relobj::set_output_section): New method.
4592 (Sized_relobj::invalidate_section_offset): Remove method.
4593 (Sized_relobj::do_invalidate_section_offset): Remove method.
4594 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4596 2010-01-25 Doug Kwan <dougkwan@google.com>
4598 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4599 Fix warning due to signed and unsigned comparison on a 32-bit host.
4601 2010-01-22 Doug Kwan <dougkwan@google.com>
4603 * arm.cc (Target_arm::do_relax): Record an output section for section
4604 offset adjustment it contains any stub table that has changed.
4605 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4606 offsets in an output section if necessary.
4607 * output.cc (Output_section::Output_section): Initialize
4608 section_offsets_need_adjustments_.
4609 (Output_section::add_input_section_for_script): Renamed to
4610 Output_section::add_simple_input_section.
4611 (Output_section::save_states): Add a comment.
4612 (Output_section::discard_states): New method defintion.
4613 (Output_section::adjust_section_offsets): Same.
4614 * output.h (Output_section::add_input_section_for_script): Renamed to
4615 Output_section::add_simple_input_section.
4616 (Output_section::discard_states): New method declaration.
4617 (Output_section::adjust_section_offsets): Same.
4618 (Output_section::section_offsets_need_adjustment,
4619 Output_section::set_section_offsets_need_adjustment): New method
4621 (Output_section::section_offsets_need_adjustment_): New data member.
4622 * script-sections.cc
4623 (Output_section_element_input::set_section_address): Adjust code for
4624 renaming of Output_section::add_input_section_for_script.
4625 (Orphan_output_section::set_section_address): Same.
4627 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4629 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4630 Fix_v4bx enum values .
4631 * gold/options.h (General_options): New option definitions.
4632 (General_options::fix_v4bx): New method.
4633 (General_options::Fix_v4bx): New enum.
4634 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4635 (General_options::parse_fix_v4bx_interworking): New method.
4637 2010-01-22 Doug Kwan <dougkwan@google.com>
4639 * arm.cc (Arm_exidx_fixup): New class.
4641 2010-01-21 Doug Kwan <dougkwan@google.com>
4643 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4645 (Arm_exidx_section_offset_map): New type.
4647 2010-01-21 Doug Kwan <dougkwan@google.com>
4649 * arm.cc (Arm_exidx_input_section): New class.
4650 (Arm_relobj::exidx_input_section_by_link,
4651 Arm_relobj::exidx_input_section_by_shndx,
4652 Arm_relobj::make_exidx_input_section): New methods.
4653 (read_arm_attributes_section): Remove.
4654 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4655 information about them.
4656 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4659 2010-01-20 Doug Kwan <dougkwan@google.com>
4661 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4662 Input_section_specifier to Section_id.
4663 (Target_arm::new_arm_input_section: Adjust code for change of key
4665 (Target_arm::find_arm_input_section): Ditto.
4666 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4667 (Section_id): Remove.
4668 (Garbage_collection::Section_id_hash): Remove.
4669 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4670 (Section_id): Remove.
4671 (Icf::Section_id_hash): Remove.
4672 * object.h (Section_id, Const_section_id, Section_id_hash,
4673 Const_section_id_hash): New type definitions.
4674 * output.cc (Output_section::add_relaxed_input_section): Change to
4675 use Const_section_id instead of Input_section_specifier as key type.
4676 (Output_section::add_merge_input_section): Ditto.
4677 (Output_section::build_relaxation_map): Change to use Section_id
4678 instead of Input_section_specifier as key type.
4679 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4681 (Output_section::convert_input_sections_to_relaxed_sections): Change
4682 to use Const_section_id instead of Input_section_specifier as key type.
4683 (Output_section::find_merge_section): Ditto.
4684 (Output_section::find_relaxed_input_section): Ditto.
4685 * output.h (Input_section_specifier): Remove class.
4686 (Output_section::Output_section_data_by_input_section_map): Change
4687 key type to Const_section_id.
4688 (Output_section::Output_relaxed_input_section_by_input_section_map):
4690 (Output_section::Relaxation_map): Change key type to Section_id.
4692 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4694 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4695 (class Arm_v4bx_stub): New class.
4696 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4697 (Stub_factory::make_arm_v4bx_stub): New method.
4698 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4699 (Stub_table::empty): Handle v4bx stubs.
4700 (Stub_table::add_arm_v4bx_stub): New method.
4701 (Stub_table::find_arm_v4bx_stub): New method.
4702 (Arm_relocate_functions::v4bx): New method.
4703 (Target_arm::fix_v4bx): New method.
4704 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4705 (Stub_table::relocate_stubs): Likewise.
4706 (Stub_table::do_write): Likewise.
4707 (Stub_table::update_data_size_and_addralign): Likewise.
4708 (Stub_table::finalize_stubs): Likewise.
4709 (Target_arm::Scan::local): Likewise.
4710 (Target_arm::Scan::global): Likewise.
4711 (Target_arm::do_finalize_sections): Likewise.
4712 (Target_arm::Relocate::relocate): Likewise.
4713 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4715 (Target_arm::scan_reloc_for_stub): Likewise.
4716 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4718 2010-01-19 Ian Lance Taylor <iant@google.com>
4720 * output.cc (Output_section_headers::do_sized_write): Write large
4721 segment count to sh_info field.
4722 (Output_file_header::do_sized_write): For large segment count,
4723 write PN_XNUM to e_phnum field.
4725 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4727 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4728 (Arm_relocate_functions::thm_jump8): New function.
4729 (Arm_relocate_functions::thm_jump11): New function.
4730 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4732 (Target_arm::Scan::global): Likewise.
4733 (Target_arm::Relocate::relocate): Likewise.
4734 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4737 2010-01-14 Doug Kwan <dougkwan@google.com>
4739 * arm.cc (map, utility): Include headers.
4740 (Target_arm::apply_cortex_a8_workaround): New method.
4741 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4742 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4743 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4744 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4745 the --[no-]fix-cortex-a8 command line options.
4746 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4747 (Target_arm::relocate_stub): Use addend in instruction template.
4748 * options.h (DEFINE_bool): Set the user-set flag.
4749 (General_options): Add --[no-]-fix-cortex options.
4750 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4751 : Update fast look-up map after conversion.
4753 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4755 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4756 in the first pass of do_layout.
4758 2010-01-13 Doug Kwan <dougkwan@google.com>
4760 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4761 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4762 apparent compiler problem of not folding static constant integral
4763 data members of elfcpp::Elf_sizes<32>.
4765 2010-01-13 Doug Kwan <dougkwan@google.com>
4767 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4768 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4769 Arm_relobj::scan_section_for_cortex_a8_erratum,
4770 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4771 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4772 sections to scan for relocation stubs into a new method
4773 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4774 relocation and Cortex-A8 stub scanning.
4775 (Target_arm::do_relax): Force stubs to be after stubbed sections
4776 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4777 the beginning of a new relaxation pass. Update a comment.
4778 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4780 2010-01-12 Ian Lance Taylor <iant@google.com>
4782 * target-reloc.h (visibility_error): New inline function.
4783 (relocate_section): Call visibility_error.
4784 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4785 (MOSTLYCLEANFILES): Likewise.
4786 (protected_4_pic.o, protected_3.err): New targets.
4787 * testsuite/protected_4.cc: New file.
4789 2010-01-12 Doug Kwan <dougkwan@google.com>
4791 * arm.cc (Cortex_a8_reloc): New class.
4792 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4793 and cortex_a8_relocs_info_.
4794 (Target_arm::fix_cortex_a8): New method definition.
4795 (Target_arm::Cortex_a8_relocs_info): New type.
4796 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4797 New data member declarations.
4798 (Target_arm::scan_reloc_for_stub): Record information about
4799 relocations for THUMB branches that might be exempted from the
4800 Cortex-A8 workaround.
4801 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4802 at the beginning of a relaxation pass.
4804 2010-01-12 Doug Kwan <dougkwan@google.com>
4806 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4807 (Arm_relobj::Mapping_symbol_position,
4808 Arm_reloj::Mapping_symbol_position_less,
4809 Arm_relobj::Mapping_symbols_info): New types.
4810 (Target_arm::is_mapping_symbol_name): New method definition.
4811 (Arm_relobj::do_count_local_symbols): Save information about mapping
4814 2010-01-11 Doug Kwan <dougkwan@google.com>
4816 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4817 Arm_relocate_functions::thumb32_branch_upper,
4818 Arm_relocate_functions::thumb32_branch_lower,
4819 Arm_relocate_functions::thumb32_cond_branch_offset,
4820 Arm_relocate_functions::thumb32_cond_branch_upper,
4821 Arm_relocate_functions::thumb32_cond_branch_lower,
4822 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4823 branch offset encoding.
4824 (Arm_relocate_functions::thumb_branch_common): Use new branch
4825 offset encoding methods to avoid code duplication.
4826 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4827 (Stub_addend_reader::operator()): Use new branch encoding method
4828 to avoid code duplication.
4830 2010-01-11 Doug Kwan <dougkwan@google.com>
4832 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4833 (Target_arm::do_finalize_sections): Define special EXIDX section
4834 symbols only if referenced.
4835 * gc.h (Garbage_collection::add_reference): New method.
4836 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4839 2010-01-11 Ian Lance Taylor <iant@google.com>
4841 * script.cc (Version_script_info::build_expression_list_lookup):
4842 Change complaing about duplicate wildcard match from error to
4845 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4847 (Version_script_info::Version_script_info): Initialize globs_,
4848 default_version_, default_is_global_, and exact_. Don't
4849 initialize globals_ or locals_.
4850 (Version_script_info::build_lookup_tables): Build local symbols
4852 (Version_script_info::unquote): New function.
4853 (Version_script_info::add_exact_match): New function.
4854 (Version_script_info::build_expression_list_lookup): Remove lookup
4855 parameter. Add is_global parameter. Change all callers. Handle
4856 wildcard pattern specially. Unquote pattern. Call
4858 (Version_script_info::get_name_to_match): New function.
4859 (Version_script_info::get_symbol_version): New function.
4860 (Version_script_info::get_symbol_version_helper): Remove.
4861 (Version_script_info::check_unmatched_names): Call unquote.
4862 * script.h (class Version_script_info): Change get_symbol_version
4863 to be non-inline and add is_global parameter; change all callers.
4864 Rewrite symbol_is_local. Update declarations. Define struct
4865 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4866 Remove globals_ and locals_ members. Add exact_, globs_,
4867 default_version_, is_global_.
4868 (Version_script_info::Glob): Remove pattern, add expression and
4869 is_global. Update constructor. Change all callers.
4870 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4872 (Versions::symbol_section_contents): If a symbol is undefined, or
4873 defined in a dynamic object, set the version index to
4875 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4877 (Symbol_table::add_from_pluginobj): Likewise.
4878 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4880 2010-01-11 Doug Kwan <dougkwan@google.com>
4882 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4883 (incremental_dump_LDADD): Add linking option for libintl.
4884 * Makefile.in: Regenerate.
4886 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4889 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4891 * testsuite/Makefile.in: Regenerated.
4893 2010-01-10 Doug Kwan <dougkwan@google.com>
4895 * options.h (DEFINE_var): Use parentheses around argument varname__
4896 in macro body to avoid any unintended subsequent substitutions.
4898 2010-01-10 Ian Lance Taylor <iant@google.com>
4900 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4901 candidates before doing symbol resolution.
4903 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4904 ODR candidates if only one is weak.
4906 2010-01-08 Ian Lance Taylor <iant@google.com>
4908 * script.cc (Version_script_info::build_expression_list_lookup):
4909 Don't warn about ambiguous version, just record the ambiguity.
4910 (Version_script_info::get_symbol_version_helper): Give error if
4911 version is ambiguous.
4913 2010-01-08 Doug Kwan <dougkwan@google.com>
4915 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4916 prev_data_size_ and prev_addralign_. Remove initializer for
4917 deleted data member has_been_changed_.
4918 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4919 to determine if the table is empty.
4920 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4922 (Stub_table::add_reloc_stub): Define method in class definition
4923 instead of just declaring it there.
4924 (Stub_table::add_cortex_a8_stub): New method definition.
4925 (Stub_table::update_data_size_and_addralign): Ditto.
4926 (Stub_table::finalize_stubs): Ditto.
4927 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4928 (Stub_table::do_addralign_): Return address alignment in the
4929 (Stub_table::do_reset_address_and_file_offset): Define method in
4930 class definition instead of declaring it there. Set current data
4931 size to be the data size of the previous pass.
4932 (Stub_table::set_final_data_size): Use current data size as the
4934 (Stub_table::relocate_stub): Change parameter type of stub from
4935 Reloc_stub pointer to Stub pointer.
4936 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4937 (Stub_table::Cortex_a8_stub_list): New typedef.
4938 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4939 Stub_table::prev_addralign_): New data member.
4940 (Arm_relobj::Arm_relobj): Initialize data member
4941 section_has_cortex_a8_workaround_.
4942 (Arm_relobj::section_has_cortex_a8_workaround,
4943 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4945 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4947 (Target_arm::relocate_stub): Change parameter type of stub from
4948 Reloc_stub pointer to Stub pointer.
4949 (Insn_template::size, Insn_template::alignment): Handle
4950 THUMB16_SPECIAL_TYPE.
4951 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4952 Stub_table::update_data_size_and_addralign,
4953 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4955 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4956 (Stub_table::do_write): Ditto.
4957 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4959 2010-01-08 Ian Lance Taylor <iant@google.com>
4962 * symtab.h (class Symbol): Remove fields is_target_special_ and
4963 has_plt_offset_. Add field is_defined_in_discarded_section_.
4964 (Symbol::is_defined_in_discarded_section): New function.
4965 (Symbol::set_is_defined_in_discarded_section): New function.
4966 (Symbol::has_plt_offset): Rewrite.
4967 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4968 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4969 Don't initialize is_target_special_ or has_plt_offset_.
4970 Initialize is_defined_in_discarded_section_.
4971 (Symbol_table::add_from_relobj): If appropriate, set
4972 is_defined_in_discarded_section.
4973 * resolve.cc (Symbol::override_base_with_special): Don't test
4974 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4975 * target-reloc.h (relocate_section): Do special handling for
4976 symbols defined in discarded sections for global symbols as well
4979 2010-01-08 Ian Lance Taylor <iant@google.com>
4981 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4982 the SHT_SYMTAB case.
4984 2010-01-08 Ian Lance Taylor <iant@google.com>
4986 * object.cc (Sized_relobj::do_layout): Don't get confused if
4987 layout_eh_frame returns NULL.
4989 2010-01-08 Ian Lance Taylor <iant@google.com>
4992 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4993 dynamic symbol table, use the normal symbol table.
4994 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4997 2010-01-08 Ian Lance Taylor <iant@google.com>
5000 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5003 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5005 * version.cc (print_version): Change to "Copyright 2010".
5007 2010-01-08 Ian Lance Taylor <iant@google.com>
5011 * i386.cc (class Target_i386): Change return type of plt_section
5013 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5014 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5015 tls_desc_rel_ field.
5016 (Output_data_plt_i386::rel_tls_desc): New function.
5017 (Target_i386::rel_tls_desc_section): New function.
5018 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5019 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5020 R_386_TLS_DESC reloc in rel_tls_desc_section.
5021 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5022 Define struct Tlsdesc_info.
5023 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5024 (Target_x86_64::do_reloc_symbol_index): New function.
5025 (Target_x86_64::add_tlsdesc_info): New function.
5026 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5027 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5029 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5031 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5032 (Target_x86_64::rela_tlsdesc_section): New function.
5033 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5035 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5036 (Target_x86_64::do_reloc_addend): New function.
5037 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5038 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5039 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5040 (Output_reloc::type): New function.
5041 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5042 (Output_reloc::is_target_specific): New function.
5043 (Output_reloc::target_arg): New function.
5044 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5045 absolute relocs and target specific relocs.
5046 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5047 add_target_specific.
5048 (class Output_data_reloc) [SHT_RELA]: Likewise.
5049 * output.cc (Output_reloc::Output_reloc): Add four new versions
5050 for absolute relocs and target specific relocs.
5051 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5052 (Output_reloc::get_symbol_index): Likewise.
5053 (Output_reloc::local_section_offset): Check that local_sym_index_
5054 is not TARGET_CODE or 0.
5055 (Output_reloc::symbol_value): Likewise.
5056 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5058 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5059 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5061 * layout.cc (add_target_dynamic_tags): Use output section for
5062 DT_PLTRELSZ and DT_JMPREL.
5064 2010-01-07 Ian Lance Taylor <iant@google.com>
5067 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5069 (class Output_data_reloc_generic): Define.
5070 (class Output_data_reloc_base): Change base class to
5071 Output_data_reloc_generic. Change add() method to call
5072 bump_relative_reloc_count for a relative reloc. Remove
5074 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5076 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5077 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5079 * layout.h (class Layout): Update declaration.
5081 2010-01-07 Ian Lance Taylor <iant@google.com>
5083 * output.h (class Output_data): Add const version of
5084 output_section and do_output_section.
5085 (class Output_section_data): Add const version of
5087 (class Output_section): Likewise.
5088 * layout.cc (Layout::add_target_dynamic_tags): New function.
5089 * layout.h (class Layout): Update declarations.
5090 * arm.cc (Target_arm::do_finalize_sections): Use
5091 add_target_dynamic_tags.
5092 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5093 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5094 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5095 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5097 2010-01-07 Ian Lance Taylor <iant@google.com>
5100 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5103 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5104 Ian Lance Taylor <iant@google.com>
5107 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5108 Xindex::read_symtab_xindex.
5110 2010-01-07 Doug Kwan <dougkwan@google.com>
5112 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5113 (Insn_template::thumb16_bcond_insn): New method declaration.
5114 (Insn_template): Fix spelling.
5115 (Stub::thumb16_special): New method declaration.
5116 (Stub::do_write): Define virtual method which was previously pure
5118 (Stub::do_thumb16_special): New method declaration.
5119 (Stub::do_fixed_endian_write): New template member.
5120 (Reloc_stub::do_write): Remove.
5121 (Reloc_stub::do_fixed_endian_write): Remove.
5122 (Cortex_a8_stub): New class definition.
5123 (Stub_factory::make_cortex_a8_stub): New method definition.
5124 (Stub_factory::Stub_factory): Add missing static storage class
5125 qualifier for elf32_arm_stub_a8_veneer_blx.
5127 2010-01-07 Ian Lance Taylor <iant@google.com>
5130 * options.h (class General_options): Add --warn-unresolved-symbols
5131 and --error-unresolved-symbols.
5132 * errors.cc (Errors::undefined_symbol): Implement
5133 --warn-unresolved-symbols.
5135 * options.h (class General_options): Add -z text and -z textoff.
5136 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5138 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5140 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5141 (Garbage_collection::cident_sections): New function.
5142 (Garbage_collection::add_cident_section): New function.
5143 (Garbage_collection::cident_sections_): New member.
5144 (gc_process_relocs): Add references to sections whose names are C
5146 * gold.h (cident_section_start_prefix): New constant.
5147 (cident_section_stop_prefix): New constant.
5148 (is_cident): New function.
5149 * layout.cc (Layout::define_section_symbols): Replace string constants
5150 with the newly defined constants.
5151 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5153 * testsuite/Makefile.am: Add gc_orphan_section_test.
5154 * testsuite/Makefile.in: Regenerate.
5155 * testsuite/gc_orphan_section_test.cc: New file.
5156 * testsuite/gc_orphan_section_test.sh: New file.
5158 2010-01-06 Ian Lance Taylor <iant@google.com>
5161 * options.h (class General_options): Add --warn-shared-textrel.
5162 * layout.cc (Layout::finish_dynamic_section): Implement
5163 --warn-shared-textrel.
5166 * options.h (class General_options): Add --warn-multiple-gp.
5168 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5170 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5171 $(THREADSLIB) and $(LIBDL).
5172 * Makefile.in: Rebuild.
5174 2010-01-06 Ian Lance Taylor <iant@google.com>
5177 * options.cc (General_options::parse_section_start): New function.
5178 (General_options::section_start): New function.
5179 (General_options::General_options): Initialize all members.
5180 * options.h: Include <map>
5181 (class General_options): Add --section-start. Add section_starts_
5183 * layout.cc (Layout::attach_allocated_section_to_segment): If
5184 --section-start was used, set the address of the segment. Remove
5185 local sort_sections.
5186 (Layout::relaxation_loop_body): If the address of the load segment
5187 has been set by --section-start, don't use it.
5188 * output.h (Output_segment::update_flags_for_output_section): New
5190 * output.cc (Output_segment::add_output_section): Call
5191 update_flags_for_output_section.
5193 2010-01-05 Ian Lance Taylor <iant@google.com>
5196 * options.h (class General_options): Add --undefined-version.
5197 * script.cc (struct Version_expression): Add was_matched_by_symbol
5199 (Version_script_info::matched_symbol): New function.
5200 (Version_script_info::get_symbol_version_helper): Call
5202 (Version_script_info::check_unmatched_names): New function.
5203 * script.h (class Version_script_info): Update declarations.
5204 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5206 * options.h (class General_options): Use DEFINE_bool_alias for
5207 allow_multiple_definition.
5208 * resolve.cc (Symbol_table::should_override): Don't test
5209 allow_multiple_definition.
5212 * options.h (class General_options): Add --cref.
5213 * main.cc (main): Print cref table if --cref. Don't close mapfile
5214 until after printing cref table.
5215 * cref.cc: Include "symtab.h".
5216 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5217 (Cref_table_compare::operator()): New function.
5218 (Cref_inputs::gather_cref): New function.
5219 (filecol): New static const.
5220 (Cref_inputs::print_cref): New function.
5221 (Cref::print_cref): New function.
5222 * cref.h: Include <cstdio>.
5223 (class Cref): Update declarations.
5224 * mapfile.h (Mapfile::file): New function.
5225 * object.h (class Object): Define Symbols. Declare virtual
5226 do_get_global_symbols.
5227 (Object::get_global_symbols): New function.
5228 * object.cc (Input_objects::add_object): Pass object to cref_ if
5230 (Input_objects::archive_start): Likewise.
5231 (Input_objects::archive_stop): Likewise.
5232 (Input_objects::print_cref): New function.
5233 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5234 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5236 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5238 * plugin.h (class Sized_pluginobj): Update declarations.
5240 2010-01-05 Ian Lance Taylor <iant@google.com>
5242 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5243 to is_default_version. Rename insdef to insdefault.
5244 (Symbol_table::add_from_relobj): Rename def to is_default_version
5245 and local to is_forced_local.
5246 (Symbol_table::add_from_pluginobj): Likewise.
5247 (Symbol_table::add_from_dynobj): Likewise.
5248 (Symbol_table::define_special_symbol): Rename insdef to
5251 2010-01-04 Ian Lance Taylor <iant@google.com>
5254 * options.h (class General_options): Add
5255 --allow-multiple-definition and -z muldefs.
5256 * resolve.cc (Symbol_table::should_override): Don't warn about a
5257 multiple symbol definition if --allow-multiple-definition or -z
5261 * options.h (class General_options): Add --add-needed and
5262 --copy-dt-needed-entries. Tweak --as-needed help entry.
5263 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5264 error if --copy-dt-needed-entries aka --add-needed is used and
5265 would cause a change in behaviour.
5268 * options.h (class General_options): Add -G as a short version of
5269 --shared. Add no-op options -assert, -g, and -i.
5271 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5273 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5274 check for .text or .gnu.linkonce.t sections.
5275 * icf.cc (Icf::find_identical_sections): Ditto.
5276 Change the detection for mangled function name within the section
5278 * icf.h (is_section_foldable_candidate): New function.
5280 2009-12-30 Ian Lance Taylor <iant@google.com>
5283 * options.h (class General_options): Permit two dashes with
5284 --retain-symbols-file.
5286 2009-12-30 Ian Lance Taylor <iant@google.com>
5289 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5290 don't put the file header and segment headers in the text
5294 * common.cc (Sort_commons::operator()): Stabilize sort when both
5296 (Symbol_table::do_allocate_commons_list): When allocating common
5297 symbols, skip a symbol which is no longer common.
5298 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5299 an object before checking its type.
5300 * testsuite/common_test_2.c: New file.
5301 * testsuite/common_test_3.c: New file.
5302 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5303 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5304 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5305 (common_test_2_pic.o, common_test_2.so): New targets.
5306 (common_test_3_pic.o, common_test_3.so): New targets.
5307 * testsuite/Makefile.in: Rebuild.
5310 * script.cc (read_input_script): If we see a new SECTIONS clause,
5311 and we have added an input section, give an error.
5312 * layout.h (class Layout): Add have_added_input_section function.
5313 Add have_added_input_section_ field.
5314 * layout.cc (Layout::Layout): Initialize
5315 have_added_input_section_.
5316 (Layout::layout): Set have_added_input_section_.
5317 (Layout::layout_eh_frame): Likewise.
5319 2009-12-30 Ian Lance Taylor <iant@google.com>
5322 * options.h (class General_options): Add --sort-common option.
5323 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5324 * common.cc (Sort_common): Add sort_order parameter to
5325 constructor. Add sort_order_ field.
5326 (Sort_commons::operator): Check sort_order_.
5327 (Symbol_table::allocate_commons): Determine the sort order.
5328 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5330 (Symbol_table::do_allocate_commons_list): Likewise.
5332 2009-12-30 Ian Lance Taylor <iant@google.com>
5335 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5336 symbols from this object, don't change the visibility of an
5338 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5340 2009-12-30 Ian Lance Taylor <iant@google.com>
5343 * script.h (class Version_script_info): Define Language enum.
5344 Update declarations. Define Glob, Exact, and Lookup types. Add
5345 new fields globals_, locals_, and is_finalized_.
5346 * script.cc: Various formatting fixes.
5347 (class Parser_closure): Change language_stack_ from a vector of
5348 std::string to one of Version_script_info::Language. Adjust all
5350 (class Lazy_demangler): Remove.
5351 (struct Version_expression): Change language from std::string to
5352 Version_script_info::Language.
5353 (Version_script_info::Version_script_info): New function.
5354 (Version_script_info::~Version_script_info): Don't call clear.
5355 (Version_script_info::finalize): New function.
5356 (Version_script_info::build_lookup_tables): New function.
5357 (Version_script_info::build_expression_list_lookup): New
5359 (Version_script_info::get_symbol_version_helper): Rewrite to use
5361 (Version_script_info::print_expression_list): Adjust to use
5362 Version_script_info::Language.
5363 (script_push_lex_into_version_mode): Check that the version script
5364 has not been finalized.
5365 (version_script_push_lang): Change language string to
5366 Version_script_info::Language.
5367 * options.cc (Command_line::version_script): New function.
5368 * options.h (class General_options): Add finalize_dynamic_list
5369 function. Change version_script from declaration to definition.
5370 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5371 * testsuite/version_script.map: Remove duplicate def of foo.
5372 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5374 * testsuite/Makefile.in: Rebuild.
5376 2009-12-30 Ian Lance Taylor <iant@google.com>
5379 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5380 if the input symbol index is 0, make the output symbol index 0.
5382 2009-12-30 Ian Lance Taylor <iant@google.com>
5385 * options.h (class General_options): Add -x/--discard-all.
5386 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5387 --discard-all. If the local symbol needs a dynamic entry, check
5388 that before handling --discard-locals.
5390 2009-12-30 Ian Lance Taylor <iant@google.com>
5393 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5395 (Output_segment::add_output_section): Don't change the flags if
5399 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5400 GNU hash table if they need a dynamic value. Otherwise, don't add
5401 them if they are defined in a dynamic object or are forced local.
5403 2009-12-29 Ian Lance Taylor <iant@google.com>
5406 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5407 .gnu.hash table for a 32-bit target.
5410 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5411 regular and a dynamic object only needs a dynamic symbol table
5412 entry if it is externally visible.
5415 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5416 constructor. Add global_offset_table_ field.
5417 (Target_i386::got_section): Set global_offset_table_.
5418 (Target_i386::do_finalize_sections): Set global_offset_table_
5420 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5421 in constructor. Add global_offset_table_ field.
5422 (Target_x86_64::got_section): Set global_offset_table_.
5423 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5426 * layout.cc (Layout::Layout): Initialize increase_relro_.
5427 (Layout::get_output_section): Add is_relro, is_last_relro, and
5428 is_first_non_relro parameters. Change all callers.
5429 (Layout::choose_output_section): Likewise.
5430 (Layout::add_output_section_data): Likewise.
5431 (Layout::make_output_section): Likewise.
5432 (Layout::set_segment_offsets): Clear increase_relro when using a
5434 * layout.h (class Layout): Add increase_relro method. Add
5435 increase_relro_ field. Update declarations.
5436 * output.cc (Output_section::Output_section): Initialize
5437 is_last_relro_ and is_first_non_relro_.
5438 (Output_segment::add_output_section): Group relro sections is
5439 do_sort is true. Handle is_last_relro and is_first_non_relro.
5440 (Output_segment::maximum_alignment): Remove relro handling.
5441 (Output_segment::set_section_addresses): Add increase_relro
5442 parameter. Change all callers. Add initial alignment to align
5443 relro sections on separate page. Remove old relro handling.
5444 (Output_segment::set_section_list_addresses): Remove in_relro
5445 parameter. Change all callers.
5446 (Output_segment::set_offset): Add increase parameter. Change all
5447 callers. Remove old relro handling.
5448 * output.h (class Output_section): Add new methods: is_last_relro,
5449 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5450 Add is_last_relro_ and is_first_non_relro_ fields.
5451 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5452 Create separate .got.plt section. Call increase_relro.
5453 * x86_64.cc (Target_x86_64::got_section): Likewise.
5454 * testsuite/relro_script_test.t: Add .got.plt.
5457 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5458 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5459 (Layout::finalize): Call set_dynamic_symbol_size.
5460 (Layout::set_dynamic_symbol_size): New function.
5461 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5462 set_dynamic_symbol_size.
5465 * output.h (class Output_section): Add is_entsize_zero_ field.
5466 * output.cc (Output_section::Output_section): Initialize
5468 (Output_section::set_entsize): If two different entsizes are
5469 requested, force it to zero.
5470 (Output_section::add_input_section): Set flags for .debug_str
5471 before updating section flags. Set entsize.
5472 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5473 and SHF_STRING if all input sections have those flags.
5475 2009-12-29 Rafael Espindola <espindola@google.com>
5477 * main.cc (main): Fix the sys time reporting.
5478 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5481 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5483 * options.cc (General_options::parse_version): Allow -v to exit
5484 without an error if there is nothing to link.
5486 2009-12-29 Ian Lance Taylor <iant@google.com>
5488 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5489 using a version of gcc before 4.1.
5490 * configure: Rebuild.
5492 2009-12-28 Chris Demetriou <cgd@google.com>
5494 * attributes.cc (Output_attributes_section_data::do_write): Use
5495 std::vector::front rather than std::vector::data.
5497 2009-12-28 Ian Lance Taylor <iant@google.com>
5499 * symtab.h (class Symbol_table): Add enum Defined.
5500 * resolve.cc (Symbol_table::should_override): Add defined
5501 parameter. Change all callers. Test whether object is NULL
5502 before calling a method on it.
5503 (Symbol_table::report_resolve_problem): Add defined parameter.
5505 (Symbol_table::should_override_with_special): Likewise.
5506 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5507 parameter. Change all callers.
5508 (Symbol_table::do_define_in_output_data): Likewise.
5509 (Symbol_table::define_in_output_segment): Likewise.
5510 (Symbol_table::do_define_in_output_segment): Likewise.
5511 (Symbol_table::define_as_constant): Likewise.
5512 (Symbol_table::do_define_as_constant): Likewise.
5513 * script.h (class Symbol_assignment): Add is_defsym parameter to
5514 constructor; change all callers.
5515 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5516 parameter. Change all callers. Add is_defsym_ field.
5517 (class Parser_closure): Add parsing_defsym parameter to
5518 constructor; change all callers. Add parsing_defsym accessor
5519 function. Add parsing_defsym_ field.
5521 2009-12-28 Ian Lance Taylor <iant@google.com>
5523 * gold.cc (queue_middle_tasks): Fix formatting.
5524 * object.cc (Relobj::is_section_name_included): Likewise.
5526 2009-12-23 Ian Lance Taylor <iant@google.com>
5528 * i386.cc (Target_i386::do_calls_non_split): Recognize
5529 -fsplit-stack prologue for a function with a static chain.
5530 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5531 -fsplit-stack prologue when using %r11.
5533 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5535 * options.cc (General_options::parse_version): Make -v continue and do
5536 the link like GNU ld does.
5538 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5540 * Makefile.am (CCFILES): Add timer.cc.
5541 (HFILES): Add timer.h.
5542 * configure.ac: Check for sysconf and times.
5543 * main.cc: include timer.h.
5544 (main): Use Timer instead of get_run_time.
5547 * workqueue.cc: include timer.h.
5548 (Workqueue::find_and_run_task):
5549 Report user, sys and wall time.
5550 * Makefile.in: Regenerate.
5551 * config.in: Regenerate.
5552 * configure: Regenerate.
5554 2009-12-16 Doug Kwan <dougkwan@google.com>
5556 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5558 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5559 relaxed input sections.
5560 * output.cc (Output_section::find_relaxed_input_section): Change
5561 return type to Output_relaxed_input_section pointer. Adjust code
5562 for new type of relaxed_input_section_map_.
5563 * output.h (Output_section::find_relaxed_input_section): Change
5564 return type to Output_relaxed_input_section pointer.
5565 (Output_section::Output_relaxed_input_section_by_input_section_map):
5567 (Output_section::relaxed_input_section_map_): Change type to
5568 Output_section::Output_relaxed_input_section_by_input_section_map.
5569 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5572 2009-12-15 Ian Lance Taylor <iant@google.com>
5574 * layout.cc (Layout::create_shstrtab): Only write out after input
5575 sections if we are compressing debug sections.
5577 2009-12-15 Ian Lance Taylor <iant@google.com>
5579 * archive.cc (Archive::add_symbols): Only look up a symbol without
5580 a version if there is, in fact, a version.
5582 2009-12-14 Ian Lance Taylor <iant@google.com>
5584 Revert -Wshadow changes, all changes from:
5585 2009-12-11 Doug Kwan <dougkwan@google.com>
5586 2009-12-11 Nick Clifton <nickc@redhat.com>
5587 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5589 2009-12-11 Doug Kwan <dougkwan@google.com>
5591 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5593 * attributes.cc (Object_attribute::size): Ditto.
5594 (Attributes_section_data::size): Ditto.
5595 (Attributes_section_data::Attributes_section_data): Ditto.
5596 (Output_attributes_section_data::do_write): Ditto.
5597 * attributes.h (Object_attribute::set_type): Ditto.
5598 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5600 2009-12-11 Nick Clifton <nickc@redhat.com>
5602 * archive.cc: Fix shadowed variable warnings.
5604 * compressed_output.cc: Likewise.
5605 * compressed_output.h: Likewise.
5606 * configure: Likewise.
5607 * dwarf_reader.cc: Likewise.
5608 * dynobj.cc: Likewise.
5609 * dynobj.h: Likewise.
5610 * ehframe.cc: Likewise.
5611 * ehframe.h: Likewise.
5612 * errors.cc: Likewise.
5613 * expression.cc: Likewise.
5614 * fileread.cc: Likewise.
5615 * fileread.h: Likewise.
5616 * freebsd.h: Likewise.
5617 * i386.cc: Likewise.
5619 * incremental.h: Likewise.
5620 * layout.cc: Likewise.
5621 * layout.h: Likewise.
5622 * mapfile.cc: Likewise.
5623 * merge.cc: Likewise.
5624 * merge.h: Likewise.
5625 * object.cc: Likewise.
5626 * object.h: Likewise.
5627 * options.h: Likewise.
5628 * output.cc: Likewise.
5629 * output.h: Likewise.
5630 * parameters.cc: Likewise.
5631 * plugin.cc: Likewise.
5632 * powerpc.cc: Likewise.
5633 * reduced_debug_output.cc: Likewise.
5634 * reduced_debug_output.h: Likewise.
5635 * reloc.cc: Likewise.
5636 * reloc.h: Likewise.
5637 * resolve.cc: Likewise.
5638 * script-sections.cc: Likewise.
5639 * script.cc: Likewise.
5640 * script.h: Likewise.
5641 * sparc.cc: Likewise.
5642 * symtab.cc: Likewise.
5643 * symtab.h: Likewise.
5644 * target-select.cc: Likewise.
5645 * target-select.h: Likewise.
5646 * token.h: Likewise.
5647 * workqueue.cc: Likewise.
5648 * workqueue.h: Likewise.
5649 * x86_64.cc: Likewise.
5651 2009-12-10 Doug Kwan <dougkwan@google.com>
5653 * arm.cc (attributes.h): New include.
5654 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5655 (Arm_relobj::~Arm_relobj): Delete object pointed by
5656 attributes_section_data_.
5657 (Arm_relobj::attributes_section_data): New method definition.
5658 (Arm_relobj::attributes_section_data_): New data member declaration.
5659 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5660 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5661 attributes_section_data_.
5662 (Arm_dynobj::attributes_section_data): New method definition.
5663 (Arm_dynobj::attributes_section_data_): New data member declaration.
5664 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5665 initialization value of may_use_blx_ to false.
5666 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5667 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5668 object attributes to compute results instead of hard-coding.
5669 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5670 Target_arm::get_secondary_compatible_arch,
5671 Target_arm::set_secondary_compatible_arch
5672 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5673 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5674 New method declarations.
5675 (Target_arm::get_aeabi_object_attribute): New method definition.
5676 (Target_arm::attributes_section_data_): New data member declaration.
5677 (read_arm_attributes_section): New template definition.
5678 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5679 (Arm_dynobj::do_read_symbols): Ditto.
5680 (Target_arm::do_finalize_sections): Merge attributes sections from
5681 input. Check for BLX use after attributes section merging.
5682 Fix __exidx_start and __exidx_end visibility. Create an
5683 .ARM.attributes section if necessary.
5684 (Target_arm::get_secondary_compatible_arch,
5685 Target_arm::set_secondary_compatible_arch,
5686 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5687 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5688 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5689 New method definitions.
5691 2009-12-09 Ian Lance Taylor <iant@google.com>
5693 * plugin.cc (Plugin::load): Don't cast from void* to a function
5696 2009-12-09 Ian Lance Taylor <iant@google.com>
5698 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5701 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5703 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5704 Replace two_file_shared_1.so with two_file_shared_2.so.
5705 * testsuite/Makefile.in: Regenerated.
5707 2009-12-08 Doug Kwan <dougkwan@google.com>
5709 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5710 (HFILES): Add attributes.h and int_encoding.h.
5711 * Makefile.in: Regenerate.
5712 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5713 function definitions to int_encoding.cc
5714 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5715 prototypes to int_encoding.h
5716 * reduced_debug_output.cc (int_encoding.h): New include.
5717 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5718 function definitions to int_encoding.cc
5719 (insert_into_vector, read_from_pointer): Move template definitions to
5721 * attributes.cc: New file.
5722 * attributes.h: New file.
5723 * int_encoding.cc: New file.
5724 * int_encoding.h: New file.
5726 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5729 * incremental-dump.cc (dump_incremental_inputs): New.
5730 (main): Use dump_incremental_inputs.
5732 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5735 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5736 checking elfcpp::STT_FUNC.
5737 (Target_i386::Relocate::relocate): Likewise.
5738 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5740 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5741 symbols from shared libraries into normal FUNC symbols.
5743 * symtab.h (Symbol): Add is_func and use it.
5745 2009-12-05 Doug Kwan <dougkwan@google.com>
5747 * arm.cc (Target_arm::arm_info): Initialize new fields
5748 attributes_section and attributes_vendor.
5749 * i386.cc (Target_i386::i386_info): Same.
5750 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5751 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5752 fields attributes_section and attributes_vendor.
5753 * sparc.cc (Target_sparc::sparc_info): Same.
5754 * target.h (Target::attributes_section, Target::attributes_vendor,
5755 Target::is_attributes_section, Target::attribute_arg_type,
5756 Target::attributes_order): New method definitions.
5757 (Target::Target_info::attributes_section,
5758 Target::Target_info::attributes_vendor): New fields.
5759 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5760 virtual method definitions.
5761 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5762 attributes_section and attributes_vendor.
5763 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5765 2009-12-05 Doug Kwan <dougkwan@google.com>
5767 * arm.cc: Update comments about interworking and stub generation.
5768 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5769 considered as non-PIC.
5770 (Arm_relocate_functions::base_abs): Fix formatting.
5771 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5772 of function to use GOT entry address instead of offset.
5773 (Target_arm::Scan::global): Issue an error if a symbol would need a
5774 PLT does not get one because it is untyped. Remove code to create
5775 dynamic symbols for relative branches.
5776 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5777 takes unsigned integer instead of boolean.
5779 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5781 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5782 (two_file_test_LDADD): Likewise.
5783 (common_test_1_LDADD): Likewise.
5784 (exception_test_LDADD) Likewise.
5785 (weak_test_LDADD): Likewise.
5786 (many_sections_test_LDADD): Likewise.
5787 (initpri1_LDADD): Likewise.
5788 (script_test_1_LDADD): Likewise.
5789 (script_test_2_LDADD): Likewise.
5790 (justsyms_LDADD): Likewise.
5791 (binary_test_LDADD): Likewise.
5792 (large_LDADD): Likewise.
5793 * testsuite/Makefile.in: Regenerated.
5795 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5797 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5798 (Symbol_table::override_with_special): Likewise.
5799 (Symbol_table::add_from_object): Likewise.
5801 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5803 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5804 Don't set the data_offset twice.
5806 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5808 * testsuite/Makefile.in: Regenerate.
5810 2009-12-03 Doug Kwan <dougkwan@google.com>
5812 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5813 (Target_arm::do_finalize_sections): Add parameter for symbol table
5814 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5815 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5816 parameter for symbol table pointer.
5817 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5818 an additional parameter for a pointer to symbol table.
5819 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5820 parameter for a symbol table pointer.
5821 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5822 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5824 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5825 parameter for a symbol table pointer.
5827 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5829 * incremental.cc (Incremental_inputs_header)
5830 (Incremental_inputs_header_write, Incremental_inputs_entry)
5831 (Incremental_inputs_entry_write): Move ...
5832 * incremental.h (Incremental_inputs_header)
5833 (Incremental_inputs_header_write, Incremental_inputs_entry)
5834 (Incremental_inputs_entry_write): here.
5836 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5838 * incremental.cc (make_sized_incremental_binary): Set the target.
5839 Error if it is incompatible.
5840 * output.h (Output_file): Add filename method.
5842 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5844 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5845 from the get_* methods.
5847 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5849 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5850 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5851 Write 0 for the data_offset of scripts.
5853 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5855 * testsuite/Makefile.am: Add the incremental_test.sh test.
5856 * testsuite/incremental_test.sh: New.
5857 * testsuite/incremental_test_1.c: New.
5858 * testsuite/incremental_test_2.c: New.
5860 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5862 * incremental-dump.cc (main): Fix typos.
5864 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5867 * incremental-dump.cc (main): Use llu to print 64 bit values.
5869 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5870 H.J. Lu <hongjiu.lu@intel.com>
5872 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5874 (incremental_dump_LDADD): Likewise.
5875 * Makefile.in: Regenerated.
5877 2009-11-25 Doug Kwan <dougkwan@google.com>
5881 2009-11-25 Doug Kwan <dougkwan@google.com>
5883 * arm.cc (Target_arm::Target_arm): Move method definition
5884 outside of class definition. Add code to handle
5885 --target1-rel, --target1-abs and --target2= options.
5886 (Target_arm::get_reloc_reloc_type): Change method to be
5887 non-static and const.
5888 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5889 New data member declaration.
5890 (Target_arm::Scan::local, Target_arm::Scan::global,
5891 Target_arm::Relocate::relocate,
5892 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5893 Adjust call to Target_arm::get_real_reloc_type.
5894 (Target_arm::get_real_reloc_type): Use command line options
5895 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5896 * options.h (--target1-rel, --target1-abs, --target2): New
5899 2009-11-25 Doug Kwan <dougkwan@google.com>
5901 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5902 class definition. Add code to handle --target1-rel, --target1-abs
5903 and --target2= options.
5904 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5906 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5908 (Target_arm::Scan::local, Target_arm::Scan::global,
5909 Target_arm::Relocate::relocate,
5910 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5911 call to Target_arm::get_real_reloc_type.
5912 (Target_arm::get_real_reloc_type): Use command line options to
5913 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5914 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5917 2009-11-25 Doug Kwan <dougkwan@google.com>
5919 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5920 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5921 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5923 (Arm_relocate_functions::thm_call): Replace body with a call to
5924 Arm_relocate_functions::thumb_branch_common.
5925 (Arm_relocate_functions::thm_jump24,
5926 Arm_relocate_functions::thm_xpc22): New method definitions.
5927 (Arm_relocate_functions::thumb_branch_common): New method definition.
5928 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5930 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5931 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5933 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5935 * Makefile.am: Build incremental-dump
5936 * Makefile.in: Regenerate.
5937 * incremental-dump.cc: New.
5938 * incremental.cc (Incremental_inputs_header_data,
5939 Incremental_inputs_entry_data): Move to incremental.h
5940 * incremental.h: (Incremental_inputs_header_data,
5941 Incremental_inputs_entry_data): Move from incremental.cc
5943 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5945 * incremental.cc (Incremental_inputs_header,
5946 Incremental_inputs_header_write, Incremental_inputs_entry,
5947 Incremental_inputs_entry_write): Add a typedef with the data type.
5949 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5951 * incremental.cc (Incremental_inputs_header,
5952 Incremental_inputs_header_write, Incremental_inputs_entry,
5953 Incremental_inputs_entry_write): Update comment about which
5954 type has the filed descriptions.
5956 2009-11-15 Doug Kwan <dougkwan@google.com>
5958 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5959 (Arm_relocate_functions::arm_branch_common): Change method defintion
5960 in class definition to a method declaration and update list of formal
5962 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5963 Arm_relocation_functions::jump24): Adjust call to
5964 Arm_relocate_functions::arm_branch_common. Update list of formal
5966 (Arm_relocate_functions::xpc25): New method definition.
5967 (Arm_relocate_functions::arm_branch_common): Move method defintion
5968 out from class definition. Use stubs for mode-switching and extending
5970 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5971 specially. Change code to enable use of stubs in ARM branches.
5973 2009-11-10 Doug Kwan <dougkwan@google.com>
5975 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5976 in method declaration.
5977 (Target_arm::relocate_stub): New method declaration.
5978 (Target_arm::default_target): Change to return a pointer instead of
5980 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5981 Target_arm::default_target.
5982 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5984 (Target_arm::relocate_section): Adjust view.
5985 (Target_arm::relocate_stub): New method definition.
5987 2009-11-10 Doug Kwan <dougkwan@google.com>
5989 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5991 * incremental.cc (open_incremental_binary): Initialized local
5992 variables to avoid warnings.
5993 * object.cc (make_elf_object): Ditto.
5994 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5997 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6000 * testsuite/plugin_test.c: Include "config.h".
6002 2009-11-09 Doug Kwan <dougkwan@google.com>
6004 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6005 (arm_symbol_value): Remove.
6006 (Arm_relocate_functions::arm_branch_common,
6007 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6008 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6009 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6010 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6011 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6012 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6013 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6014 Arm_relocate_functions::thm_mobw_abs_nc,
6015 Arm_relocate_functions::thm_mov_abs,
6016 Arm_relocate_functions::movw_prel_nc,
6017 Arm_relocate_functions::thm_movt_abs,
6018 Arm_relocate_functions::movt_prel,
6019 Arm_relocate_functions::thm_movw_prel_nc,
6020 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6021 (Target_arm::Relocate::relocate): Only decompose address into two
6022 parts if relocation type uses the thumb-bit and pass the actual
6023 bit instead of a flag indicating that the thumb-bit is used. Adjust
6024 calls to methods in Arm_relocate_functions for this change.
6026 2009-11-08 Ian Lance Taylor <iant@google.com>
6029 * reloc.cc: Instantiate
6030 Sized_relobj::initialize_input_to_output_maps and
6031 Sized_relobj:free_input_to_output_maps.
6033 2009-11-06 Ian Lance Taylor <iant@google.com>
6036 * defstd.cc (in_segment): Set only_if_ref true for "end".
6038 2009-11-06 Doug Kwan <dougkwan@google.com>
6040 * arm.cc (class Reloc_stub): Correct a comment.
6041 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6042 (Target_arm::scan_section_for_stubs): New method declaration.
6043 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6044 Change methods from private to protected.
6045 (Target_arm::do_may_relax): New method definition.
6046 (Target_arm::do_relax, Target_arm::group_sections,
6047 Target_arm::scan_reloc_for_stub,
6048 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6049 (Target_arm::arm_input_section_map_): New data member declaration.
6050 (Target_arm::scan_reloc_for_stub,
6051 Target_arm::scan_reloc_section_for_stubs,
6052 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6053 Target_arm::do_relax): New method definitions.
6055 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6057 * configure.ac: Check for (struct stat)::st_mtim
6058 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6059 * config.in: Regenerate.
6060 * configure: Regenerate.
6062 2009-11-05 Ian Lance Taylor <iant@google.com>
6065 * output.cc (Output_segment::add_output_section): Add missing
6068 2009-11-04 Ian Lance Taylor <iant@google.com>
6071 * object.h (class Object): Add is_needed and set_is_needed
6072 methods. Add is_needed_ field. Make bool fields into bitfields.
6073 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6074 defined in a dynamic object and referenced by a regular object,
6075 set is_needed for the dynamic object.
6076 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6077 if the file is marked with as_needed and it is not needed.
6079 2009-11-04 Ian Lance Taylor <iant@google.com>
6082 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6083 tags if data is discarded by linker script.
6084 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6085 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6086 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6087 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6089 2009-11-04 Ian Lance Taylor <iant@google.com>
6091 * layout.cc (Layout::get_output_section): Add is_interp and
6092 is_dynamic_linker_section parameters. Change all callers.
6093 (Layout::choose_output_section): Likewise.
6094 (Layout::make_output_section): Likewise.
6095 (Layout::add_output_section_data): Add is_dynamic_linker_section
6096 parameter. Change all callers.
6097 * layout.h (class Layout): Update declarations.
6098 * output.h (class Output_section): Add is_interp, set_is_interp,
6099 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6100 Add is_interp_, is_dynamic_linker_section_ fields. Change
6101 generate_code_fills_at_write_ to a bitfield.
6102 * output.cc (Output_section::Output_sections): Initialize new
6104 (Output_segment::add_output_section): Add do_sort parameter.
6107 2009-11-03 Ian Lance Taylor <iant@google.com>
6110 * options.h (class General_options): Add --warn-common.
6111 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6112 merging two common symbols.
6113 (Symbol_table::should_override): Handle --warn-common when merging
6114 a common symbol with a defined symbol. Use report_resolve_problem
6115 for multiple definitions.
6116 (Symbol_table::report_resolve_problem): New function.
6117 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6119 2009-11-03 Doug Kwan <dougkwan@google.com>
6121 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6123 (Target_arm::stub_factory): New method definition.
6124 (Target_arm::new_arm_input_section,
6125 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6126 Target_arm::reloc_uses_thumb_bit): New method declarations.
6127 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6128 New type definitions.
6129 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6130 member declarations.
6131 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6132 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6133 New method definitions.
6135 2009-11-03 Ian Lance Taylor <iant@google.com>
6137 * options.h (class General_options): Add --warn_constructors.
6139 2009-11-03 Ian Lance Taylor <iant@google.com>
6142 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6143 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6145 2009-11-03 Ian Lance Taylor <iant@google.com>
6148 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6149 --msgid-bugs-address.
6150 (install-pdf): New target.
6151 (install-data_yes): Look up one directory to find mkinstalldirs.
6153 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6155 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6158 2009-10-30 Doug Kwan <dougkwan@google.com>
6160 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6162 2009-10-30 Doug Kwan <dougkwan@google.com>
6164 * arm.cc (Stub_addend_reader): New struct template definition
6165 and partial specializations.
6166 (Stub_addend_reader::operator()): New method definition for a
6167 partially specialized template.
6169 2009-10-30 Doug Kwan <dougkwan@google.com>
6171 * arm.cc (Arm_relobj::processor_specific_flags): New method
6173 (Arm_relobj::do_read_symbols): New method declaration.
6174 (Arm_relobj::processor_specific_flags_): New data member declaration.
6175 (Arm_dynobj): New class definition.
6176 (Target_arm::do_finalize_sections): Add input_objects parameter.
6177 (Target_arm::do_adjust_elf_header): New method declaration.
6178 (Target_arm::are_eabi_versions_compatible,
6179 (Target_arm::merge_processor_specific_flags): New method declaration.
6180 (Target_arm::do_make_elf_object): New overloaded method definitions
6182 (Arm_relobj::do_read_symbols): New method definition.
6183 (Arm_dynobj::do_read_symbols): Ditto.
6184 (Target_arm::do_finalize_sections): Add input_objects parameters.
6185 Merge processor-specific flags from all input objects.
6186 (Target_arm::are_eabi_versions_compatible,
6187 Target_arm::merge_processor_specific_flags,
6188 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6189 New method definitions.
6190 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6191 Input_objects pointer type parameter.
6192 * layout.cc (Layout::finalize): Pass input objects to target's.
6193 finalize_sections function.
6194 * output.cc (Output_file_header::do_sized_write): Set ELF file
6195 header's processor-specific flags.
6196 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6197 Input_objects pointer type parameter.
6198 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6199 * target.h (Input_objects): New forward class declaration.
6200 (Target::processor_specific_flags,
6201 Target::are_processor_specific_flags_sect): New method definitions.
6202 (Target::finalize_sections): Add input_objects parameter.
6203 (Target::Target): Initialize processor_specific_flags_ and
6204 are_processor_specific_flags_set_.
6205 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6207 (Target::set_processor_specific_flags): New method definition.
6208 (Target::processor_specific_flags_,
6209 Target::are_processor_specific_flags_set_): New data member
6211 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6212 Input_objects pointer type parameter.
6214 2009-10-30 Doug Kwan <dougkwan@google.com>
6216 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6218 2009-10-28 Ian Lance Taylor <iant@google.com>
6220 * object.h (class Relobj): Drop options parameter from
6221 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6222 do_scan_relocs, do_relocate. Change all callers.
6223 (class Sized_relobj): Drop options parameters from
6224 do_gc_process_relocs, do_scan_relocs, do_relocate,
6225 do_relocate_sections, relocate_sections, emit_relocs_scan,
6226 emit_relocs_scan_reltype. Change all callers.
6227 (struct Relocate_info): Remove options field and all references to
6229 * reloc.h (class Read_relocs): Remove options constructor
6230 parameter and options_ field. Change all callers.
6231 (class Gc_process_relocs, class Scan_relocs): Likewise.
6232 (class Relocate_task): Likewise.
6233 * target-reloc.h (scan_relocs): Remove options parameter. Change
6235 (scan_relocatable_relocs): Likewise.
6236 * target.h (class Sized_target): Remove options parameter from
6237 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6239 * gc.h (gc_process_relocs): Remove options parameter. Change all
6241 * arm.cc: Update functions to remove options parameters.
6242 * i386.cc: Likewise.
6243 * powerpc.cc: Likewise.
6244 * sparc.cc: Likewise.
6245 * x86_64.cc: Likewise.
6246 * testsuite/testfile.cc: Likewise.
6248 2009-10-28 Doug Kwan <dougkwan@google.com>
6250 * arm.cc (Arm_relobj): New class definition.
6251 (Arm_relobj::scan_sections_for_stubs,
6252 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6253 New method definitions.
6255 2009-10-28 Cary Coutant <ccoutant@google.com>
6257 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6258 (Plugin::cleanup_done_): New member.
6259 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6260 (Plugin_manager::cleanup_done_): Remove.
6261 (Plugin_manager::add_input_file): Edit error message.
6262 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6263 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6265 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6267 * fileread.cc: (File_read::View::~View): Use the new
6268 data_ownership_ filed.
6269 (File_read::~File_read): Dispose the new whole_file_view_.
6270 (File_read::open): Mmap the whole file if needed.
6271 (File_read::open): Use whole_file_view_ instead of contents_.
6272 (File_read::find_view): Use whole_file_view_ if applicable.
6273 (File_read::do_read): Use whole_file_view_ instead of contents_.
6274 (File_read::make_view): Use whole_file_view_ instead of contents_,
6275 update File_read::View::View call.
6276 (File_read::find_or_make_view): Update File_read::View::View
6278 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6280 (File_read::View::Data_ownership): New enum.
6281 (File_read::View::View): Replace bool mapped_ with Data_ownership
6283 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6284 (File_read::View::data_ownership_): New field.
6285 (File_read::contents_): Remove (replaced by whole_file_view_).
6286 (File_read::whole_file_view_): New field.
6287 * options.h (class General_options): Add --keep-files-mapped.
6289 2009-10-27 Cary Coutant <ccoutant@google.com>
6291 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6292 * testsuite/Makefile.am (plugin_test_5): New test case.
6293 * testsuite/Makefile.in: Regenerate.
6295 2009-10-25 Doug Kwan <dougkwan@google.com>
6297 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6298 from private to protected to allow access by child class.
6299 (Sized_relobj::do_relocate_sections): New method declaration.
6300 (Sized_relobj::relocate_sections): Virtualize.
6301 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6302 Sized_relobj::relocate_sections. Instantiate template explicitly
6303 for different target sizes and endianity.
6305 2009-10-24 Doug Kwan <dougkwan@google.com>
6307 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6308 (Arm_input_section::as_arm_input_section): New method.
6309 (Arm_output_section): New class definition.
6310 (Arm_output_section::create_stub_group,
6311 Arm_output_section::group_sections): New method definitions.
6313 2009-10-22 Doug Kwan <dougkwan@google.com>
6315 * arm.cc (Arm_input_section): New class definition.
6316 (Arm_input_section::init, Arm_input_section:do_write,
6317 Arm_input_section::set_final_data_size,
6318 Arm_input_section::do_reset_address_and_file_offset): New method
6321 2009-10-21 Doug Kwan <dougkwan@google.com>
6323 * arm.cc (Stub_table, Arm_input_section): New forward class
6325 (Stub_table): New class defintion.
6326 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6327 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6328 New method definition.
6330 2009-10-21 Doug Kwan <dougkwan@google.com>
6332 * arm.cc: Update copyright comments.
6333 (Target_arm): New forward class template declaration.
6334 (Arm_address): New type.
6335 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6336 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6337 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6339 (Insn_template): Same.
6340 (DEF_STUBS): New macro.
6341 (Stub_type): New enum type.
6342 (Stub_template): New class definition.
6345 (Stub_factory): Same.
6346 (Target_arm::Target_arm): Initialize may_use_blx_ and
6347 should_force_pic_veneer_.
6348 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6349 Target_arm::should_force_pic_veneer,
6350 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6351 Target_arm::using_thumb_only, Target_arm:;default_target): New
6353 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6354 New data member declarations.
6355 (Insn_template::size, Insn_template::alignment): New method defintions.
6356 (Stub_template::Stub_template): New method definition.
6357 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6358 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6359 (Stub_factory::Stub_factory): New method definition.
6360 * gold.h (string_hash): New template.
6361 * output.h (Input_section_specifier::hash_value): Use
6363 (Input_section_specifier::string_hash): Remove.
6364 * stringpool.cc (Stringpool_template::string_hash): Use
6367 2009-10-20 Doug Kwan <dougkwan@google.com>
6369 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6370 symbols of relaxed input sections.
6371 * output.h (Output_section::find_relaxed_input_section): Make
6374 2009-10-16 Doug Kwan <dougkwan@google.com>
6376 * dynobj.cc (Versions::Versions): Initialize version_script_.
6377 Only insert base version symbol definition for a shared object
6378 if version script defines any version versions.
6379 (Versions::define_base_version): New method definition.
6380 (Versions::add_def): Check that base version is not needed.
6381 (Versions::add_need): Define base version lazily.
6382 * dynobj.h (Versions::define_base_version): New method declaration.
6383 (Versions::needs_base_version_): New data member declaration.
6384 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6385 (check_DATA): Add no_version_test.stdout.
6386 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6388 * testsuite/Makefile.in: Regenerate.
6389 * testsuite/no_version_test.c: New file.
6390 * testsuite/no_version_test.sh: Ditto.
6392 2009-10-16 Doug Kwan <dougkwan@google.com>
6394 * expression.cc (class Segment_start_expression): New class definition.
6395 (Segment_start_expression::value): New method definition.
6396 (script_exp_function_segment_start): Return a new
6397 Segment_start_expression.
6398 * gold/script-c.h (script_saw_segment_start_expression): New function
6400 * script-sections.cc (Script_sections::Script_sections): Initialize
6401 SAW_SEGMENT_START_EXPRESSION_ to false.
6402 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6403 and -Tbbs options to specify section addresses if given in
6404 command line and no SEGMENT_START expression is seen in a script.
6405 * script-sections.h (Script_sections::saw_segment_start_expression,
6406 Script_sections::set_saw_segment_start_expression): New method
6408 (Script_sections::saw_segment_start_expression_): New data member
6410 * script.cc (script_saw_segment_start_expression): New function.
6411 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6412 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6413 script_test_7.sh and script_test_8.sh.
6414 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6415 script_test_8.stdout.
6416 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6417 (script_test_6, script_test_6.stdout, script_test_7,
6418 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6419 * Makefile.in: Regenerate.
6420 * testsuite/script_test_6.sh: New file.
6421 * testsuite/script_test_6.t: Same.
6422 * testsuite/script_test_7.sh: Same.
6423 * testsuite/script_test_7.t: Same.
6424 * testsuite/script_test_8.sh: Same.
6426 2009-10-16 Doug Kwan <dougkwan@google.com>
6428 * output.cc (Output_segment::set_section_list_address): Cast
6429 expressions to unsigned long long type to avoid format warnings.
6431 2009-10-15 Ian Lance Taylor <iant@google.com>
6433 * script.cc (Script_options::add_symbol_assignment): Always add a
6434 dot assignment to script_sections_.
6435 * script-sections.cc (Script_sections::add_dot_assignment):
6436 Initialize if necessary.
6438 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6439 program headers with no load segment if there is a linker script.
6441 * layout.cc (Layout::set_segment_offsets): Align the file offset
6442 to the segment aligment for -N or -n with no load segment.
6443 * output.cc (Output_segment::add_output_section): Don't crash if
6444 the first section is a TLS section.
6445 (Output_segment::set_section_list_addresses): Print an error
6446 message if the address moves backward in a linker script.
6447 * script-sections.cc
6448 (Output_section_element_input::set_section_addresses): Don't
6449 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6450 (Orphan_output_section::set_section_addresses): Likewise.
6452 2009-10-15 Doug Kwan <dougkwan@google.com>
6454 * layout.cc (Layout::finish_dynamic_section): Generate tags
6455 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6456 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6457 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6459 2009-10-14 Ian Lance Taylor <iant@google.com>
6461 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6463 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6464 data_shdr fields of relinfo.
6465 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6466 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6467 R_386_TLS_LDO_32, adjust based on section flags.
6468 (Target_i386::Relocate::fix_up_ldo): Remove.
6470 2009-10-13 Ian Lance Taylor <iant@google.com>
6472 Add support for -pie.
6473 * options.h (class General_options): Add -pie and
6475 (General_options::output_is_position_independent): Test -pie.
6476 (General_options::output_is_executable): Return true if not shared
6477 and not relocatable.
6478 (General_options::output_is_pie): Remove.
6479 * options.cc (General_options::finalize): Reject incompatible uses
6481 * gold.cc (queue_middle_tasks): A -pie link is not static.
6482 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6483 * symtab.cc (Symbol::final_value_is_known): Return false if
6484 output_is_position_independent.
6485 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6486 output_is_position_independent.
6487 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6488 output_is_position_independent.
6489 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6490 output_is_position_independent.
6491 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6493 (basic_pie_test.o, basic_pie_test): New targets.
6494 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6495 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6496 (two_file_pie_test): New target.
6497 * testsuite/Makefile.in: Rebuild.
6498 * README: Remove note saying that -pie is not supported.
6500 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6502 * options.h (class General_options): Add -init and -fini.
6503 * layout.cc (Layout::finish_dynamic_section): Emit
6504 given init and fini functions.
6506 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6508 * gc.h (gc_process_relocs): Check if icf is enabled using new
6510 * gold.cc (queue_initial_tasks): Likewise.
6511 (queue_middle_tasks): Likewise.
6512 * object.cc (do_layout): Likewise.
6513 * symtab.cc (is_section_folded): Likewise.
6514 * main.cc (main): Likewise.
6515 * reloc.cc (Read_relocs::run): Likewise.
6516 (Sized_relobj::do_scan_relocs): Likewise.
6517 * icf.cc (is_function_ctor_or_dtor): New function.
6518 (Icf::find_identical_sections): Check if function is ctor or dtor when
6520 * options.h (General_options::icf): Change option to be an enum.
6521 (Icf_status): New enum.
6522 (icf_enabled): New method.
6523 (icf_safe_folding): New method.
6524 (set_icf_status): New method.
6525 (icf_status_): New variable.
6526 * (options.cc) (General_options::finalize): Set icf_status_.
6527 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6528 icf_test and icf_keep_unique_test to use the --icf enum flag.
6529 * testsuite/icf_safe_test.sh: New file.
6530 * testsuite/icf_safe_test.cc: New file.
6532 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6534 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6535 includes to gc.h and icf.h.
6536 * arm.cc: Include gc.h.
6537 * gold.cc: Likewise.
6538 * i386.cc: Likewise.
6539 * powerpc.cc: Likewise.
6540 * sparc.cc: Likewise.
6541 * x86_64.cc: Likewise.
6542 * gc.h: Include icf.h.
6544 2009-10-11 Ian Lance Taylor <iant@google.com>
6546 * plugin.cc: Include "gold.h" before other header files.
6548 2009-10-10 Chris Demetriou <cgd@google.com>
6550 * options.h (Input_file_argument::Input_file_type): New enum.
6551 (Input_file_argument::is_lib_): Replace with...
6552 (Input_file_argument::type_): New member.
6553 (Input_file_argument::Input_file_argument): Take Input_file_type
6554 'type' rather than boolean 'is_lib' as second argument.
6555 (Input_file_argument::is_lib): Use type_.
6556 (Input_file_argument::is_searched_file): New function.
6557 (Input_file_argument::may_need_search): Handle is_searched_file.
6558 * options.cc (General_options::parse_library): Support -l:filename.
6559 (General_options::parse_just_symbols): Update for Input_file_argument
6561 (Command_line::process): Likewise.
6562 * archive.cc (Archive::get_file_and_offset): Likewise.
6563 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6564 * script.cc (read_script_file, script_add_file): Likewise.
6565 * fileread.cc (Input_file::Input_file): Likewise.
6566 (Input_file::will_search_for): Handle is_searched_file.
6567 (Input_file::open): Likewise.
6568 * readsyms.cc (Read_symbols::get_name): Likewise.
6569 * testsuite/Makefile.am (searched_file_test): New test.
6570 * testsuite/Makefile.in: Regenerate.
6571 * testsuite/searched_file_test.cc: New file.
6572 * testsuite/searched_file_test_lib.cc: New file.
6574 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6575 Ian Lance Taylor <iant@google.com>
6577 * descriptor.cc: Include <cstdio> and "binary-io.h".
6578 (Descriptors::open): Open the files in binary mode always.
6579 * script.cc (Lex::get_token): Treat \r as whitespace.
6581 2009-10-09 Ian Lance Taylor <iant@google.com>
6583 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6585 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6586 Ian Lance Taylor <iant@google.com>
6588 * configure.ac: Check for readv function also.
6589 * fileread.cc (readv): Define if not HAVE_READV.
6590 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6592 * config.in: Regenerate.
6593 * configure: Regenerate.
6595 2009-10-09 Doug Kwan <dougkwan@google.com>
6597 * layout.cc (Layout::make_output_section): Call target hook to make
6598 ordinary output section.
6599 (Layout::finalize): Adjust parameter list of call the
6600 Target::may_relax().
6601 * layout.h (class Layout::section_list): New method.
6602 * merge.h (Output_merge_base::entsize): Change visibility to public.
6603 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6605 (Output_merge_string::do_is_string): New method.
6606 * object.cc (Sized_relobj::do_setup): renamed from
6607 Sized_relobj::set_up.
6608 * object.h (Sized_relobj::adjust_shndx,
6609 Sized_relobj::initializ_input_to_output_maps,
6610 Sized_relobj::free_input_to_output_maps): Change visibilities to
6612 (Sized_relobj::setup): Virtualize.
6613 (Sized_relobj::do_setup): New method declaration.
6614 (Sized_relobj::invalidate_section_offset,
6615 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6616 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6617 * options.cc (parse_int): New function.
6618 * options.h (parse_int): New declaration.
6619 (DEFINE_int): New macro.
6620 (stub_group_size): New option.
6621 * output.cc (Output_section::Output_section): Initialize memebers
6622 merge_section_map_, merge_section_by_properties_map_,
6623 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6624 (Output_section::add_input_section): Handled deferred code-fill
6625 generation and remove an old comment.
6626 (Output_section::add_relaxed_input_section): New method definition.
6627 (Output_section::add_merge_input_section): Use merge section by
6628 properties map to speed to search. Update merge section maps
6630 (Output_section::build_relaxation_map): New method definition.
6631 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6633 (Output_section::relax_input_section): Renamed to
6634 Output_section::convert_input_sections_to_relaxed_sections and change
6635 interface to take a vector of pointers to relaxed sections.
6636 (Output_section::find_merge_section,
6637 Output_section::find_relaxed_input_section): New method definitions.
6638 (Output_section::is_input_address_mapped,
6639 Output_section::output_offset, Output_section::output_address):
6640 Use output section data maps to speed up searching.
6641 (Output_section::find_starting_output_address): Add comments.
6642 (Output_section::do_write,
6643 Output_section::write_to_postprocessing_buffer): Do code-fill
6644 generation as appropriate.
6645 (Output_section::get_input_sections): Invalidate relaxed input section
6647 (Output_section::restore_states): Adjust type of checkpoint .
6648 Invalidate relaxed input section map.
6649 * output.h (Output_merge_base): New class declaration.
6650 (Input_section_specifier): New class defintion.
6651 (class Output_relaxed_input_section) Change base class to
6652 Output_section_data_build.
6653 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6654 base class initializer.
6655 (Output_section::add_relaxed_input_section): New method declaration.
6656 (Output_section::Input_section): Change visibility to protected.
6657 (Output_section::Input_section::relobj,
6658 Output_section::Input_section::shndx): Handle relaxed input sections.
6659 Output_section::input_sections) Change visibility to protected. Also
6660 define overload to return a non-const pointer.
6661 (Output_section::Merge_section_properties): New class defintion.
6662 (Output_section::Merge_section_by_properties_map,
6663 Output_section::Output_section_data_by_input_section_map,
6664 Output_section::Relaxation_map): New types.
6665 (Output_section::relax_input_section): Rename method to
6666 Output_section::convert_input_sections_to_relaxed_sections and change
6667 interface to take a vector of relaxed section pointers.
6668 (Output_section::find_merge_section,
6669 Output_section::find_relaxed_input_section,
6670 Output_section::build_relaxation_map,
6671 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6672 New method declarations.
6673 (Output_section::merge_section_map_
6674 Output_section::merge_section_by_properties_map_,
6675 Output_section::relaxed_input_section_map_,
6676 Output_section::is_relaxed_input_section_map_valid_,
6677 Output_section::generate_code_fills_at_write_): New data members.
6678 * script-sections.cc
6679 (Output_section_element_input::set_section_addresses): Call
6680 current_data_size and addralign methods of relaxed input sections.
6681 (Orphan_output_section::set_section_addresses): Call current_data_size
6682 and addralign methods of relaxed input sections.
6683 * symtab.cc (Symbol_table::compute_final_value): Extract template
6684 from the body of Symbol_table::sized_finalize_symbol.
6685 (Symbol_table::sized_finalized_symbol): Call
6686 Symbol_table::compute_final_value.
6687 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6688 (Symbol_table::compute_final_value): New templated method declaration.
6689 * target.cc (Target::do_make_output_section): New method defintion.
6690 * target.h (Target::make_output_section): New method declaration.
6691 (Target::relax): Add more parameters for input objects, symbol table
6692 and layout. Adjust call to do_relax.
6693 (Target::do_make_output_section): New method declaration.
6694 (Target::do_relax): Add parameters for input objects, symbol table
6697 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6699 * pread.c: Include stdio.h.
6701 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6703 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6706 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6708 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6714 Change read_shndx type to unsigned int.
6715 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6717 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6718 * layout.cc (Layout::create_symtab_sections): Cast the result of
6719 local_symcount * symsize to off_t in the gold_assert.
6721 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6723 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6724 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6726 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6727 (Arm_relocate_functions::thm_abs5): New function.
6728 (Arm_relocate_functions::abs12): New function.
6729 (Arm_relocate_functions::abs16): New function.
6730 (Arm_relocate_functions::base_abs): New function.
6731 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6732 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6733 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6735 (Scan::global): Likewise.
6736 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6737 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6738 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6739 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6742 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6744 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6745 (Arm_relocate_functions::movt_prel): New function.
6746 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6747 (Arm_relocate_functions::thm_movt_prel): New function.
6748 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6749 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6750 (Scan::global, Relocate::relocate): Likewise.
6751 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6753 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6755 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6756 Incremental_checker.
6757 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6759 (class Incremental_inputs_header): New class.
6760 (Incremental_inputs_header_writer): Edit comment.
6761 (Incremental_inputs_entry): New class.
6762 (Incremental_inputs_entry_writer): Edit comment.
6763 (Sized_incremental_binary::do_find_incremental_inputs_section):
6764 Add *strtab_shndx parameter, fill it.
6765 (Sized_incremental_binary::do_check_inputs): New method.
6766 (Incremental_checker::can_incrementally_link_output_file): Use
6767 Sized_incremental_binary::check_inputs.
6768 (Incremental_inputs::report_command_line): Save command line in
6771 (Incremental_binary::find_incremental_inputs_section): New
6773 (Incremental_binary::do_find_incremental_inputs_section): Add
6774 strtab_shndx parameter.
6775 (Incremental_binary::do_check_inputs): New pure virtual method.
6776 (Sized_incremental_binary::do_check_inputs): Declare.
6777 (Incremental_checker::Incremental_checker): Add incremental_inputs
6778 parameter, use it to initialize incremental_inputs_.
6779 (Incremental_checker::incremental_inputs_): New field.
6780 (Incremental_checker::command_line): New method.
6781 (Incremental_checker::inputs): New method.
6782 (Incremental_checker::command_line_): New field.
6784 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6786 * incremental.cc: Include <cstdarg> and "target-select.h".
6787 (vexplain_no_incremental): New function.
6788 (explain_no_incremental): New function.
6789 (Incremental_binary::error): New method.
6790 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6792 (make_sized_incremental_binary): New function.
6793 (open_incremental_binary): New function.
6794 (can_incrementally_link_file): Add checks if output is ELF and has
6796 * incremental.h: Include "elfcpp_file.h" and "output.h".
6797 (Incremental_binary): New class.
6798 (Sized_incremental_binary): New class.
6799 (open_incremental_binary): Declare.
6800 * object.cc (is_elf_object): Use
6801 elfcpp::Elf_recognizer::is_elf_file.
6802 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6803 * output.h (Output_file::filesize): New method.
6805 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6807 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6809 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6810 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6812 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6814 (Arm_relocate_functions::movw_abs_nc): New function.
6815 (Arm_relocate_functions::movt_abs): New function.
6816 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6817 (Arm_relocate_functions::thm_movt_abs): New function.
6818 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6819 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6820 (Scan::global): Likewise.
6821 (Relocate::relocate): Likewise.
6822 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6824 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6826 * arm.cc (Arm_relocate_functions::got_prel) New function.
6827 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6828 (Relocate::relocate): Likewise.
6829 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6831 2009-10-06 Ian Lance Taylor <iant@google.com>
6833 * options.h (class General_options): Define
6834 split_stack_adjust_size parameter.
6835 * object.h (class Object): Add uses_split_stack_ and
6836 has_no_split_stack_ fields. Add uses_split_stack and
6837 has_no_split_stack accessor functions. Declare
6838 handle_split_stack_section.
6839 (class Reloc_symbol_changes): Define.
6840 (class Sized_relobj): Define Function_offsets. Declare
6841 split_stack_adjust, split_stack_adjust_reltype, and
6843 * object.cc (Object::handle_split_stack_section): New function.
6844 (Sized_relobj::do_layout): Call handle_split_stack_section.
6845 * dynobj.cc (Sized_dynobj::do_layout): Call
6846 handle_split_stack_section.
6847 * reloc.cc (Sized_relobj::relocate_sections): Call
6848 split_stack_adjust for executable sections in split_stack
6849 objects. Pass reloc_map to relocate_section.
6850 (Sized_relobj::split_stack_adjust): New function.
6851 (Sized_relobj::split_stack_adjust_reltype): New function.
6852 (Sized_relobj::find_functions): New function.
6853 * target-reloc.h: Include "object.h".
6854 (relocate_section): Add reloc_symbol_changes parameter. Change
6856 * target.h (class Target): Add calls_non_split method. Declare
6857 do_calls_non_split virtual method. Declare match_view and
6859 * target.cc: Include "elfcpp.h".
6860 (Target::do_calls_non_split): New function.
6861 (Target::match_view): New function.
6862 (Target::set_view_to_nop): New function.
6863 * gold.cc (queue_middle_tasks): Give an error if mixing
6864 split-stack and non-split-stack objects with -r.
6865 * i386.cc (Target_i386::relocate_section): Add
6866 reloc_symbol_changes parameter.
6867 (Target_i386::do_calls_non_split): New function.
6868 * x86_64.cc (Target_x86_64::relocate_section): Add
6869 reloc_symbol_changes parameter.
6870 (Target_x86_64::do_calls_non_split): New function.
6871 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6873 * powerpc.cc (Target_powerpc::relocate_section): Add
6874 reloc_symbol_changes parameter.
6875 * sparc.cc (Target_sparc::relocate_section): Add
6876 reloc_symbol_changes parameter.
6877 * configure.ac: Call AM_CONDITIONAL for the default target.
6878 * configure: Rebuild.
6879 * testsuite/Makefile.am (TEST_AS): New variable.
6880 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6881 (check_DATA): Add split_i386 and split_x86_64 files.
6882 (SPLIT_DEFSYMS): Define.
6883 (split_i386_[1234n].o): New targets.
6884 (split_i386_[124]): New targets.
6885 (split_i386_[1234r].stdout): New targets.
6886 (split_x86_64_[1234n].o): New targets.
6887 (split_x86_64_[124]): New targets.
6888 (split_x86_64_[1234r].stdout): New targets.
6889 (MOSTLYCLEANFILES): Add new executables.
6890 * testsuite/split_i386.sh: New file.
6891 * testsuite/split_x86_64.sh: New file.
6892 * testsuite/split_i386_1.s: New file.
6893 * testsuite/split_i386_2.s: New file.
6894 * testsuite/split_i386_3.s: New file.
6895 * testsuite/split_i386_4.s: New file.
6896 * testsuite/split_i386_n.s: New file.
6897 * testsuite/split_x86_64_1.s: New file.
6898 * testsuite/split_x86_64_2.s: New file.
6899 * testsuite/split_x86_64_3.s: New file.
6900 * testsuite/split_x86_64_4.s: New file.
6901 * testsuite/split_x86_64_n.s: New file.
6902 * testsuite/testfile.cc (Target_test): Update relocation_section
6904 * testsuite/Makefile.in: Rebuild.
6906 2009-10-06 Ian Lance Taylor <iant@google.com>
6908 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6909 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6910 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6911 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6912 the address on ldo_addrs_.
6913 (Target_i386::Relocate::fix_up_ldo): New function.
6915 2009-10-06 Rafael Espindola <espindola@google.com>
6917 * plugin.cc (add_input_library): New.
6918 (Plugin::load): Add add_input_library to tv.
6919 (Plugin_manager::add_input_file): Add the is_lib argument.
6920 (add_input_file): Update call to Plugin_manager::add_input_file.
6921 (add_input_library): New.
6922 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6924 2009-09-30 Doug Kwan <dougkwan@google.com>
6926 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6927 symbol and call Symbol::may_need_copy_reloc to determine if
6928 a copy reloc is needed.
6929 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6930 nocopyreloc is given in command line.
6931 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6932 given in command line.
6933 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6934 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6935 of the removed Target_i386::may_need_copy_reloc.
6936 * options.h (copyreloc): New option with default value false.
6937 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6938 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6939 instead of the removed Target_powerpc::may_need_copy_reloc.
6940 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6941 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6942 instead of the removed Target_sparc::may_need_copy_reloc.
6943 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6944 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6945 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6946 instead of the removed Target_x86_64::may_need_copy_reloc.
6948 2009-09-30 Ian Lance Taylor <iant@google.com>
6950 * object.h (class Object): Remove target_ field, and target,
6951 sized_target, and set_target methods.
6952 (Object::sized_target): Remove.
6953 (class Sized_relobj): Update declarations. Remove sized_target.
6954 * object.cc (Sized_relobj::setup): Remove target parameter.
6956 (Input_objects::add_object): Don't do anything with the target.
6957 (make_elf_sized_object): Add punconfigured parameter. Change all
6958 callers. Set or test parameter target.
6959 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6961 * parameters.cc (Parameters::set_target): Change parameter type to
6963 (Parameters::default_target): Remove.
6964 (set_parameters_target): Change parameter type to be non-const.
6965 (parameters_force_valid_target): New function.
6966 (parameters_clear_target): New function.
6967 * parameters.h (class Parameters): Update declarations. Remove
6968 default_target method. Add sized_target and clear_target
6969 methods. Change target_ to be non-const.
6970 (set_parameters_target): Update declaration.
6971 (parameters_force_valid_target): Declare.
6972 (parameters_clear_target): Declare.
6973 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6974 as NULL if we aren't searching.
6975 (Add_symbols::run): Don't check for compatible target.
6976 * fileread.cc (Input_file::open_binary): Call
6977 parameters_force_valid_target.
6978 * gold.cc (queue_middle_tasks): Likewise.
6979 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6980 set_target on object.
6981 * dynobj.h (class Sized_dynobj): Update declarations.
6982 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6983 make_elf_object returns NULL.
6984 (Archive::include_member): Don't check whether object target is
6986 * output.cc (Output_section::add_input_section): Get target from
6988 (Output_section::relax_input_section): Likewise.
6989 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6991 (Sized_relobj::do_scan_relocs): Likewise.
6992 (Sized_relobj::relocate_sections): Likewise.
6993 * resolve.cc (Symbol_table::resolve): Likewise.
6994 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6995 parameter. Change all callers.
6996 (Symbol_table::add_from_object): Get target from parameters.
6997 (Symbol_table::add_from_relobj): Don't check object target.
6998 (Symbol_table::add_from_dynobj): Likewise.
6999 (Symbol_table::define_special_symbol): Get target from
7001 * symtab.h (class Symbol_table): Update declaration.
7002 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7003 parameter. Change all callers. Clear parameter target.
7004 (Binary_test): Test target here.
7005 * testsuite/object_unittest.cc (gold_testsuite): Remove
7006 target_test_pointer parameter. Change all callers.
7007 (Object_test): Test target here.
7009 2009-09-26 Ian Lance Taylor <iant@google.com>
7011 * testsuite/initpri1.c: Don't try to use constructor priorities if
7012 compiling with gcc before 4.3.
7014 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7016 * testsuite/retain_symbols_file_test.sh (check_present): Change
7017 output file name to retain_symbols_file_test.stdout.
7018 (check_absent): Likewise.
7020 2009-09-18 Craig Silverstein <csilvers@google.com>
7022 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7023 * options.cc: Include <cerrno> and <fstream>.
7024 (General_options::finalize): Parse -retain-symbols-file tag.
7025 * options.h: New flag.
7026 (General_options): New method should_retain_symbol, new
7027 variable symbols_to_retain.
7028 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7029 should_retain_symbol map.
7030 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7031 * testsuite/Makefile.in: Regenerate.
7032 * testsuite/retain_symbols_file_test.sh: New file.
7034 2009-09-18 Nick Clifton <nickc@redhat.com>
7036 * po/es.po: Updated Spanish translation.
7038 2009-09-17 Doug Kwan <dougkwan@google.com>
7040 * debug.h (DEBUG_RELAXATION): New constant.
7041 (DEBUG_ALL): Add DEBUG_RELAXATION.
7042 (debug_string_to_enum): Add relaxation debug option.
7044 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7045 Layout::Relaxation_debug_check::read_sections,
7046 Layout::Relaxation_debug_check::read_sections): New method definitions.
7047 (Layout::Layout): Initialize data members
7048 record_output_section_data_from_scrips_,
7049 script_output_section_data_list_ and relaxation_debug_check_.
7050 (Layout::save_segments, Layout::restore_segments,
7051 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7052 Layout::relaxation_loop_body): New method definitions.
7053 (Layout::finalize): Support relaxation. Move section layout code to
7054 Layout::relaxation_loop_body.
7055 (Layout::set_asection_address_from_script): Move code for orphan
7056 section placement out.
7057 (Layout::place_orphan_sections_in_script): New method definition.
7058 * layout.h (Output_segment_headers, Output_file_header):
7059 New forward class declarations.
7060 (Layout::~Layout): Define.
7061 (Layout::new_output_section_data_from_script): New method definition.
7062 (Layout::place_orphan_sections_in_script): New method declaration.
7063 (Layout::Segment_states): New type declaration.
7064 (Layout::save_segments, Layout::restore_segments,
7065 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7066 Layout::relaxation_loop_body): New method declarations.
7067 (Layout::Output_section_data_list): New type declaration.
7068 (Layout::Relaxation_debug_check): New class definition.
7069 (Layout::record_output_section_data_from_script_,
7070 Layout::script_output_section_data_list_, Layout::segment_states_,
7071 Layout::relaxation_debug_check_): New data members.
7072 * output.cc: (Output_section_headers::do_size): New method definition.
7073 (Output_section_headers::Output_section_headers): Move size
7074 computation to Output_section_headers::do_size.
7075 (Output_segment_headers::do_size): New method definition.
7076 (Output_file_header::Output_file_header): Move size computation to
7077 Output_file_header::do_size and call it.
7078 (Output_file_header::do_size): New method definition.
7079 (Output_data_group::Output_data_group): Adjust call to
7080 Output_section_data.
7081 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7082 (Output_symtab_xindex::do_write): Add array bound check.
7083 (Output_section::Input_section::print_to_mapfile): Handle
7084 RELAXED_INPUT_SECTION_CODE.
7085 (Output_section::Output_section): Initialize data member checkpoint_.
7086 (Output_section::~Output_section): Delete checkpoint object pointed
7088 (Output_section::add_input_section): Always add an Input_section if
7090 (Output_section::add_merge_input_section): Add assert.
7091 (Output_section::relax_input_section): New method definition.
7092 (Output_section::set_final_data_size): Set load address to zero for
7093 an unallocated section.
7094 (Output_section::do_address_and_file_offset_have_reset_values):
7095 New method definition.
7096 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7097 Handle relaxed input section.
7098 (Output_section::sort_attached_input_sections): Checkpoint input
7099 section list lazily.
7100 (Output_section::get_input_sections): Change type of input_sections to
7101 list of Simple_input_section pointers. Checkpoint input section list
7102 lazily. Also handle relaxed input sections.
7103 (Output_section::add_input_section_for_script): Take a reference to
7104 a Simple_input_section object instead of Relobj pointer and section
7105 index as parameter. Handle relaxed input sections.
7106 (Output_section::save_states, Output_section::restore_states): New
7108 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7109 (Output_data::is_data_size_fixed): New method definition.
7110 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7112 (Output_data::address_and_file_offset_have_reset_values): New method
7114 (Output_data::do_address_and_file_offset_have_reset_values): New method
7116 (Output_data::set_data_size): Check that data size is not fixed.
7117 (Output_data::fix_data_size): New method definition.
7118 (Output_data::is_data_size_fixed_): New data member.
7119 (Output_section_headers::set_final_data_size): New method definition.
7120 (Output_section_headers::do_size): New method declaration.
7121 (Output_segment_headers::set_final_data_size): New method definition.
7122 (Output_segment_headers::do_size): New method declaration.
7123 (Output_file_header::set_final_data_size)::New method definition.
7124 (Output_file_header::do_size)::New method declaration.
7125 (Output_section_data::Output_section_data): Add new parameter
7126 is_data_size_fixed and use it to fix data size.
7127 (Output_data_const::Output_data_const): Adjust call to base class
7128 constructor and fix data size.
7129 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7130 base class constructor and fix data size.
7131 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7132 base class constructor and fix data size.
7133 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7134 class constructor and fix data size.
7135 (Output_data_group::set_final_data_size): New method definition.
7136 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7137 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7138 class constructor and fix data size.
7139 (Output_relaxed_input_section): New class definition.
7140 (Output_section::Simple_input_section): New class definition.
7141 (Output_section::get_input_sections): Adjust parameter list.
7142 (Output_section::add_input_section_for_script): Same.
7143 (Output_section::save_states, Output_section::restore_states,
7144 Output_section::do_address_and_file_offset_have_reset_values,
7145 (Output_section::Input_section::Input_section): Handle
7146 RELAXED_INPUT_SECTION_CODE. Add new overload for
7147 Output_relaxed_input_section.
7148 (Output_section::Input_section::is_input_section,
7149 Output_section::Input_section::set_output_section): Handle relaxed
7151 (Output_section::Input_section::is_relaxed_input_section,
7152 Output_section::Input_section::output_section_data,
7153 Output_section::Input_section::relaxed_input_section): New method
7155 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7157 (Output_section::Input_section::u1_): Update comments.
7158 (Output_section::Input_section::u2_): Add new union member poris.
7159 (Output_section::Checkpoint_output_section): New classs definition.
7160 (Output_section::relax_input_section): New method declaration.
7161 (Output_section::checkpoint_): New data member.
7162 (Output_segment): Update comments.
7163 (Output_segment::Output_segment): Un-privatize copy constructor.
7164 (Output_segment::operator=): Un-privatize.
7165 * script-sections.cc (Output_section_element::Input_section_list):
7166 Change element type to Output_section::Simple_input_section.
7167 (Output_section_element_dot_assignment::set_section_addresses):
7168 Register output section data for relaxation clean up.
7169 (Output_data_exression::Output_data_expression): Adjust call to base
7170 constructor to fix data size.
7171 (Output_section_element_data::set_section_addresses): Register
7172 Output_data_expression object for relaxation clean up.
7173 (struct Input_section_info): Replace Relobj pointer and section index
7174 pair with Output_section::Simple_input_section and Convert struct to a
7176 (Input_section_sorter::operator()): Adjust access to
7177 Input_section_info data member to use accessors.
7178 (Output_section_element_input::set_section_addresses): Use layout
7179 parameter. Adjust code to use Output_section::Simple_input_section
7180 and Input_secction_info classes. Register filler for relaxation
7182 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7183 and section index pair with Output_section::Simple_input_section
7184 class. Adjust code accordingly.
7185 (Phdrs_element::release_segment): New method definition.
7186 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7188 (Script_sections::release_segments): New method definition.
7189 * gold/script-sections.h (Script_sections::release_segments): New
7191 * gold/target.h (Target::may_relax, Target::relax,
7192 Target::do_may_relax, Target::do_relax): New method definitions.
7194 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7196 * arm.cc (has_signed_unsigned_overflow): New function.
7197 (Arm_relocate_functions::abs8): New function.
7198 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7199 (Target_arm::Scan::global): Likewise.
7200 (Target_arm::relocate::relocate): Likewise.
7201 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7204 2009-09-16 Cary Coutant <ccoutant@google.com>
7206 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7207 * testsuite/Makefile.in: Regenerate.
7209 2009-09-11 Nick Clifton <nickc@redhat.com>
7211 * po/gold.pot: Updated by the Translation project.
7213 2009-09-08 Cary Coutant <ccoutant@google.com>
7215 * output.cc (Output_file::open): Add execute permission to empty file.
7216 * testsuite/Makefile.am (permission_test): New test.
7217 * testsuite/Makefile.in: Regenerate.
7219 2009-09-02 Ian Lance Taylor <iant@google.com>
7221 * output.cc (Output_file::resize): Call map_no_anonymous rather
7224 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7226 * gold.cc: Include "incremental.h".
7227 (queue_initial_tasks): Call Incremental_checker methods.
7228 * incremental.cc: Include "output.h".
7229 (Incremental_checker::can_incrementally_link_output_file): New
7231 * incremental.h (Incremental_checker): New class.
7233 * output.cc (Output_file::open_for_modification): New method.
7234 (Output_file::map_anonymous): Changed return type to bool. Record
7236 (Output_file::map_no_anonymous): New method, broken out of map.
7237 (Output_file::map): Use map_no_anonymous and map_anonymous.
7238 * output.h (class Output_file): Update declarations.
7240 2009-08-24 Cary Coutant <ccoutant@google.com>
7242 * options.h (Command_line::Pre_options): New class.
7243 (Command_line::pre_options): New member.
7244 * options.cc (gold::options::ready_to_register): New variable.
7245 (One_option::register_option): Do nothing if not registering options.
7246 Assert if same short option registered twice.
7247 (General_options::General_options): Turn off option registration when
7249 (Command_line::Pre_options::Pre_options): New constructor.
7251 2009-08-24 Cary Coutant <ccoutant@google.com>
7253 * options.h (General_options::no_keep_memory): Remove incorrect
7256 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7258 * Makefile.am (am__skiplex, am__skipyacc): New.
7259 * Makefile.in: Regenerate.
7261 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7263 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7264 (INCLUDES): ... this.
7265 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7266 (AM_CPPFLAGS): Renamed from ...
7267 (INCLUDE): ... this.
7268 * Makefile.in, testsuite/Makefile.in: Regenerate.
7270 * Makefile.in: Regenerate.
7271 * aclocal.m4: Likewise.
7272 * config.in: Likewise.
7273 * configure: Likewise.
7274 * testsuite/Makefile.in: Likewise.
7276 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7277 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7278 * Makefile.in: Regenerate.
7279 * testsuite/Makefile.in: Regenerate.
7281 2009-08-19 Cary Coutant <ccoutant@google.com>
7283 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7284 symbols in shared libraries overridden by hidden or internal symbols
7285 in the main program.
7287 2009-08-19 Chris Demetriou <cgd@google.com>
7289 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7290 checking source file names in error messages.
7292 2009-08-18 Doug Kwan <dougkwan@google.com>
7294 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7295 an elcpp::Ehdr as parameter. Adjust call to set_target.
7296 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7297 an elfcpp::Ehdr as parameter.
7298 * object.cc (Object::set_target): Remove the version that looks up
7299 a target and sets it.
7300 (Sized_relobj::setup): Take a Target object instead of
7301 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7302 (make_elf_sized_object): Find target and ask target to
7304 * object.h: (Object::set_target): Remove the version that looks up
7305 a target and sets it.
7306 (Sized_relobj::setup): Take a Target object instead of
7307 an elfcpp:Ehdr as parameter.
7308 * target.cc: Include dynobj.h.
7309 (Target::do_make_elf_object_implementation): New.
7310 (Target::do_make_elf_object): New.
7311 * target.h (Target::make_elf_object): New template declaration.
7312 (Target::do_make_elf_object): New method declarations.
7313 (Target::do_make_elf_object_implementation): New template declaration.
7315 2009-08-14 Ian Lance Taylor <iant@google.com>
7317 * gold.h (FUNCTION_NAME): Define.
7318 (gold_unreachable): Use FUNCTION_NAME.
7320 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7322 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7323 symbol in the --keep-unique list is not found.
7325 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7327 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7328 been maked as --keep-unique.
7329 (Icf::unfold_section): New function.
7330 * icf.h (Icf::unfold_section): New function.
7331 * options.h (General_options::keep_unique): New option.
7332 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7333 * testsuite/Makefile.in: Regenerate.
7334 * testsuite/icf_keep_unique_test.sh: New file.
7335 * testsuite/icf_keep_unique_test.cc: New file.
7337 2009-08-12 Cary Coutant <ccoutant@google.com>
7340 * resolve.cc (Symbol_table::resolve): Check for references from
7341 dynamic objects to hidden and internal symbols.
7342 * testsuite/Makefile.am (hidden_test.sh): New test.
7343 * testsuite/Makefile.in: Regenerate.
7344 * testsuite/hidden_test.sh: New script.
7345 * testsuite/hidden_test_1.c: New test source.
7346 * testsuite/hidden_test_main.c: New test source.
7348 2009-08-11 Doug Kwan <dougkwan@google.com>
7350 * arm.cc: Update comments.
7351 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7352 segment to locate the .ARM.exidx section if present.
7354 2009-08-09 Doug Kwan <dougkwan@google.com>
7356 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7359 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7360 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7363 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7365 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7366 valid tls_segment only for non-debug-section relocations.
7367 * testsuite/Makefile.am: Add gc_tls_test.
7368 * testsuite/Makefile.in: Regenerate.
7369 * testsuite/gc_tls_test.cc: New file.
7370 * testsuite/gc_tls_test.sh: New file.
7372 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7376 * Makefile.am (CCFILES): Add icf.cc.
7378 * Makefile.in: Regenerate.
7379 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7380 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7381 section, symbol and addend information for the relocs.
7382 * gold.cc (queue_middle_tasks): Call identical code folding.
7383 * gold.h: Add defines for multimap.
7384 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7385 to the call of finalize_local_symbols.
7386 * main.cc (main): Create object of class Icf.
7387 * object.cc (Sized_relobj::do_layout): Allow this function to be
7388 called twice during icf.
7389 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7390 to sections marked as identical by icf.
7391 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7393 (Sized_relobj::do_section_entsize): New function.
7394 * object.h (Object::section_entsize): New function.
7395 (Object::do_section_entsize): New pure virtual function.
7396 (Relobj::finalize_local_symbols): Add new parameter.
7397 (Relobj::do_section_entsize): New function.
7398 * options.h (General_options::icf): New option.
7399 (General_options::icf_iterations): New option.
7400 (General_options::print_icf_sections): New option.
7401 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7402 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7403 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7405 * symtab.cc (Symbol_table::is_section_folded): New function.
7406 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7407 to sections marked as identical by icf.
7408 * symtab.h (Symbol_table::set_icf): New function.
7409 (Symbol_table::icf): New function.
7410 (Symbol_table::is_section_folded): New function.
7411 (Symbol_table::icf_): New data member.
7412 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7413 * testsuite/Makefile.am: Add commands to build icf_test.
7414 * testsuite/Makefile.in: Regenerate.
7415 * testsuite/icf_test.sh: New file.
7416 * testsuite/icf_test.cc: New file.
7418 2009-07-24 Chris Demetriou <cgd@google.com>
7420 * layout.cc (is_compressible_debug_section): Fix incorrect
7421 comment about compressed section names.
7423 2009-07-20 Ian Lance Taylor <ian@airs.com>
7426 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7428 2009-07-16 Ian Lance Taylor <iant@google.com>
7431 * layout.h: #include <map>.
7432 (class Kept_section): Change from struct to class. Add accessors
7433 and setters. Add section size to Comdat_group mapping. Change
7434 Comdat_group to std::map. Add is_comdat_ field. Add
7435 linkonce_size field in union.
7436 (class Layout): Update declaration of find_or_add_kept_section.
7437 Don't declare find_kept_object.
7438 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7439 parameter. Add object, shndx, is_comdat, and is_group_name
7440 parameters. Change all callers. Adjust for new Kept_section.
7441 (Layout::find_kept_object): Remove.
7442 * object.cc (Sized_relobj::include_section_group): Update use of
7443 Kept_section. Rename secnum to shndx. Only record
7444 Kept_comdat_section if sections are the same size.
7445 (Sized_relobj::include_linkonce_section): Update use of
7446 Kept_section. Only record Kept_comdat_section if sections are the
7447 same size. Set size of linkonce section.
7448 (Sized_relobj::map_to_kept_section): Update call to
7449 get_kept_comdat_section.
7450 * object.h (class Sized_relobj): Rename fields in
7451 Kept_comdat_section to drop trailing underscores; change object
7452 field to Relobj*. Change Kept_comdat_section_table to store
7453 struct rather than pointer.
7454 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7455 Add kept_object and kept_shndx parameters. Change all callers.
7456 (Sized_relobj::get_kept_comdat_section): Change return type to
7457 bool. Add kept_object and kept_shndx parameters. Change all
7459 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7460 Layout::find_or_add_kept_section.
7462 2009-07-09 Ian Lance Taylor <iant@google.com>
7464 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7465 Reserve space in the hash table.
7467 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7469 * fileread.cc (File_read::get_mtime): New method.
7470 * fileread.h (Timespec): New structure.
7471 (File_read::get_mtime): New method.
7472 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7473 Renamed from timestamp_nsec.
7474 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7476 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7478 (Incremental_inputs::report_archive): Save mtime; style fix.
7479 (Incremental_inputs::report_obejct): Save mtime; style fix.
7480 (Incremental_inputs::report_script): Save mtime; style fix.
7481 (Incremental_inputs::finalize_inputs): Style fix.
7482 (Incremental_inputs::finalize): Style fix.
7483 (Incremental_inputs::create_input_section_data): Store inputs
7485 * incremental.h (Incremental_inputs::report_script): Add mtime
7487 (Incremental_inputs::Input_info::Input_info): Intialize only one
7489 (Incremental_inputs::Input_info::archive): Move to nameless
7491 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7492 (Incremental_inputs::Input_info::script): Move to nameless union.
7493 (Incremental_inputs::mtime): New field.
7494 * script.cc (read_input_script): Pass file mtime to
7496 * script.h (Script_info::inputs): Style fix.
7498 2009-07-01 Ian Lance Taylor <ian@airs.com>
7500 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7503 2009-06-24 Ian Lance Taylor <iant@google.com>
7506 * layout.cc (Layout::choose_output_section): If we find an
7507 existing section, update the flags.
7508 (Layout::create_notes): New function, broken out of
7510 (Layout::finalize): Don't create note sections.
7511 (Layout::create_note): Don't crash if linker script discards
7513 (Layout::create_gold_note): Likewise.
7514 (Layout::create_build_id): Likewise. Don't set
7515 after_input_sections on the section.
7516 (Layout::create_executable_stack_info): Remove target parameter.
7518 * layout.h (class Layout): Declare create_notes. Update
7519 declaration of create_executable_stack_info.
7520 * gold.cc (queue_middle_tasks): Call create_notes.
7521 * output.cc (Output_section::update_flags_for_input_section): Move
7522 here from output.h. If SHF_ALLOC flag is newly set, mark address
7524 * output.h (Output_data::mark_address_invalid): New function.
7525 (class Output_section): Only declare, not define,
7526 update_flags_for_input_section. Remove set_flags.
7528 2009-06-24 Ian Lance Taylor <iant@google.com>
7530 * script-sections.cc (Output_section_definition::
7531 set_section_addresses): Rename shadowing local load_address to
7534 2009-06-24 Ian Lance Taylor <iant@google.com>
7537 * reloc.cc (relocate_sections): Skip empty relocation sections.
7539 2009-06-23 Ian Lance Taylor <iant@google.com>
7542 * layout.cc (Layout::create_note): Use choose_output_section
7543 rather than make_output_section.
7545 2009-06-23 Ian Lance Taylor <iant@google.com>
7548 * options.cc (General_options::parse_V): Set printed_version_.
7549 (General_options::General_options): Initialize printed_version_.
7550 * options.h (class General_options): Add printed_version_ field.
7551 * gold.cc (queue_initial_tasks): If there are no input files,
7552 don't give a fatal error if we printed the version information.
7553 (queue_middle_tasks): If using -r with a shared object, give a
7554 fatal error rather than an ordinary error.
7556 2009-06-23 Ian Lance Taylor <iant@google.com>
7559 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7560 (Layout::make_output_section): Set have_stabstr_section_ if we see
7561 a .stab*str section.
7562 (Layout::finalize): Call link_stabs_sections.
7563 (Layout::link_stabs_sections): New file.
7564 * layout.h (class Layout): Add have_stabstr_section_ field.
7565 Declare link_stabs_sections.
7567 2009-06-23 Doug Kwan <dougkwan@google.com>
7569 * Makefile.am (libgold_a_LIBADD): New.
7570 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7571 * Makefile.in: Regenerate.
7572 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7573 * configure: Regenerate.
7574 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7575 * fileread.cc: Include sys/state.h
7576 * gold.h: Declare memmem and strndup if found missing.
7577 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7579 2009-06-23 Ian Lance Taylor <iant@google.com>
7581 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7582 * configure: Rebuild.
7584 2009-06-23 Ian Lance Taylor <iant@google.com>
7587 * object.cc (Object::section_contents): Don't try to get a view if
7588 the section has length zero.
7589 (Object::handle_gnu_warning_section): If the section is empty, use
7590 the name of the section as the warning.
7592 2009-06-23 Ian Lance Taylor <iant@google.com>
7595 * stringpool.h (class Stringpool_template): Add optimize_ field.
7596 (Stringpool_template::set_optimize): New function.
7597 * stringpool.cc (Stringpool_template::Stringpool_template):
7598 Initialize optimize_ field.
7599 (Stringpool_template::set_string_offsets): Test local optimize
7600 fild rather than parameter.
7601 * layout.cc (Layout::Layout): Call set_optimize on the section
7604 2009-06-22 Ian Lance Taylor <iant@google.com>
7607 * yyscript.y: Parse TARGET.
7608 * script.cc (script_set_target): New function.
7609 * script-c.h (script_set_target): Declare.
7610 * options.cc (General_options::string_to_object_format): Rename
7611 from string_to_object_format in anonymous namespace. Change
7613 * options.h (class General_options): Declare
7614 string_to_object_format.
7616 2009-06-22 Ian Lance Taylor <iant@google.com>
7618 * script-sections.cc (Script_sections::create_segments): Don't put
7619 program headers in a PT_LOAD segment if -n or -N.
7621 2009-06-22 Ian Lance Taylor <iant@google.com>
7624 * options.h (class General_options): Add -z lazy and -z now. Sort
7625 -z options into alphabetical order.
7626 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7628 2009-06-21 Ian Lance Taylor <iant@google.com>
7630 * layout.cc (Layout::make_output_section): Call
7631 Target::new_output_section.
7632 (Layout::attach_allocated_section_to_segment): Put large section
7633 sections in a separate load segment with the large segment flag
7635 (Layout::segment_precedes): Sort large data segments after other
7637 (align_file_offset): New static function.
7638 (Layout::set_segment_offsets): Use align_file_offset.
7639 * output.h (class Output_section): Add is_small_section_ and
7640 is_large_section_ fields.
7641 (Output_section::is_small_section): New function.
7642 (Output_section::set_is_small_section): New function.
7643 (Output_section::is_large_section): New function.
7644 (Output_section::set_is_large_section): New function.
7645 (Output_section::is_large_data_section): New function.
7646 (class Output_segment): Add is_large_data_segment_ field.
7647 (Output_segment::is_large_data_segment): New function.
7648 (Output_segment::set_is_large_data_segment): New function.
7649 * output.cc (Output_section::Output_section): Initialize new
7651 (Output_segment::Output_segment): Likewise.
7652 (Output_segment::add_output_section): Add assertion that large
7653 data sections always go in large data segments. Force small data
7654 sections to the end of the list of data sections. Force small BSS
7655 sections to the start of the list of BSS sections. For large BSS
7656 sections to the end of the list of BSS sections.
7657 * symtab.h (class Symbol): Declare is_common_shndx.
7658 (Symbol::is_defined): Check Symbol::is_common_shndx.
7659 (Symbol::is_common): Likewise.
7660 (class Symbol_table): Define enum Commons_section_type. Update
7661 declarations. Add small_commons_ and large_commons_ fields.
7662 * symtab.cc (Symbol::is_common_shndx): New function.
7663 (Symbol_table::Symbol_table): Initialize new fields.
7664 (Symbol_table::add_from_object): Put small and large common
7665 symbols in the right list.
7666 (Symbol_table::sized_finalized_symbol): Check
7667 Symbol::is_common_shndx.
7668 (Symbol_table::sized_write_globals): Likewise.
7669 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7670 common symbol lists. Don't call do_allocate_commons_list if the
7672 (Symbol_table::do_allocate_commons_list): Remove is_tls
7673 parameter. Add comons_section_type parameter. Change all
7674 callers. Handle small and large common symbols.
7675 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7676 Symbol::is_common_shndx.
7677 * resolve.cc (symbol_to_bits): Likewise.
7678 * target.h (Target::small_common_shndx): New function.
7679 (Target::small_common_section_flags): New function.
7680 (Target::large_common_shndx): New function.
7681 (Target::large_common_section_flags): New function.
7682 (Target::new_output_section): New function.
7683 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7684 small_common_section_flags, and large_common_section_flags
7686 (Target::do_new_output_section): New virtual function.
7687 * arm.cc (Target_arm::arm_info): Initialize new fields.
7688 * i386.cc (Target_i386::i386_info): Likewise.
7689 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7691 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7692 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7693 (Target_x86_64::do_new_output_section): New function.
7694 * configure.ac: Define conditional MCMODEL_MEDIUM.
7695 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7696 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7697 (large_LDFLAGS): Define.
7698 * testsuite/large.c: New file.
7699 * testsuite/testfile.cc (Target_test::test_target_info):
7700 Initialize new fields.
7701 * configure, testsuite/Makefile.in: Rebuild.
7703 2009-06-05 Doug Kwan <dougkwan@google.com>
7705 * Makefile.am (CCFILES): Add target.cc.
7706 * Makefile.in: Regenerate.
7707 * i386.cc (class Target_i386): Define new virtual method to
7708 override do_is_local_label_name in parent.
7709 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7710 local symbols if --discard-locals or -X is given.
7711 * options.h (class General_options): Declare new options
7712 '--discard-locals' and '-X' for discarding locals.
7713 * target.h (class Target): Define new methods is_local_label_name.
7714 Declare new virtual method do_is_local_label_name.
7715 * target.cc: New file.
7716 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7717 (check_SCRIPTS): Add discard_locals_test.sh.
7718 (check_DATA): Add discard_local_tests.syms.
7719 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7720 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7721 * testsuite/Makefile.in: Regenerate.
7722 * testsuite/discard_locals_test.c: New file.
7723 * testsuite/discard_locals_test.sh: Same.
7725 2009-06-05 Doug Kwan <dougkwan@google.com>
7727 * object.cc (Sized_relobj::Sized_relobj): Initialize
7728 discarded_eh_frame_shndx_ to -1U.
7729 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7731 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7732 a discarded .eh_frame section.
7733 (Sized_relobj::do_finalize_local_symbols): Ditto.
7734 * object.h (class Sized_relobj): Declare new member
7735 discarded_eh_frame_shndx_.
7736 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7737 (local_labels_test.o, local_labels_test): New rules.
7738 * testsuite/Makefile.in: Regenerate.
7740 2009-06-04 Doug Kwan <dougkwan@google.com>
7742 * layout.cc (Layout::section_name_mapping): Add mapping for
7743 special ARM sections.
7745 2009-06-03 Doug Kwan <dougkwan@google.com>
7747 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7748 (utils::has_overflow): Same.
7750 2009-06-03 Ian Lance Taylor <iant@google.com>
7752 * layout.cc (Layout::section_name_mapping): New array, replacing
7753 Layout::linkonce_mapping.
7754 (Layout::section_name_mapping_count): New variable, replacing
7755 Layout::linkonce_mapping_count.
7756 (Layout::linkonce_output_name): Remove.
7757 (Layout::output_section_name): Rewrite.
7758 * layout.h (class Layout): Rename Linkonce_mapping to
7759 Section_name_mapping, linkonce_mapping to section_name_mapping,
7760 linkonce_mapping_count to section_name_mapping_count. Don't
7761 declare linkonce_output_name.
7763 2009-06-03 Doug Kwan <dougkwan@google.com>
7765 * gold/arm.cc (namespace utils): New.
7766 (Target_arm::reloc_is_non_pic): Define new method.
7767 (class Arm_relocate_functions): New.
7768 (Target_arm::Relocate::relocate): Handle relocation types used by
7771 2009-06-03 Ian Lance Taylor <iant@google.com>
7773 * arm.cc (Target_arm::scan::global): Use || instead of |.
7775 2009-06-02 Doug Kwan <dougkwan@google.com>
7777 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7778 issued_non_pic_error_.
7779 (class Target_arm::Scan): Declare new method check_non_pic.
7780 Define new method symbol_needs_plt_entry.
7781 Declare new data member issued_non_pic_error_.
7782 (class Target_arm::Relocate): Declare new method
7783 should_apply_static_reloc.
7784 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7785 (Target_arm::Scan::check_non_pic): Define new method.
7786 (Target_arm::Scan::local): Handle a small subset of reloc types used
7788 (Target_arm::Scan::local): Same.
7789 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7791 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7793 * incremental.cc (Incremental_inputs::report_command_line): Filter
7794 out --incremental-* options.
7796 2009-05-29 Doug Kwan <dougkwan@google.com>
7798 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7800 (class Target_arm): Update comment.
7801 (Target_arm::Target_arm): Initialize new data members GOT_,
7802 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7803 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7804 and Target_arm::rel_dyn_section.
7805 Declare new_enum Target_arm::Got_type.
7806 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7808 Update commments for member do_dynsym_value.
7809 (Target_arm::got_size, Target_arm::plt_section,
7810 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7811 new methods inside class defintion.
7812 (Target_arm::got_section): Define new method.
7813 (Target_arm::rel_dyn_section): Same.
7814 (Output_data_plt_arm): New template class.
7815 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7816 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7817 (Output_data_plt_arm::add_entry): Same.
7818 (Output_data_plt_arm::first_plt_entry): Define new
7819 static data member for PLT instruction template.
7820 (Output_data_plt_arm::plt_entry): Same.
7821 (Output_data_plt_arm::do_write): Define new method.
7822 (Target_arm::make_plt_entry): Same.
7823 (Target_arm::do_finalize_sections): Same.
7824 (Target_arm::do_dynsym_value): Same.
7826 2009-05-28 Doug Kwan <dougkwan@google.com>
7828 * Makefile.am (TARGETSOURCES): Add arm.cc.
7829 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7830 * Makefile.in: Regenerate.
7832 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7834 2009-05-26 Doug Kwan <dougkwan@google.com>
7836 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7837 (General_options::check_excluded_libs): Strip off directories in
7838 archive name before matching like GNU ld does.
7839 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7840 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7841 (exclude_libs_test_LDFLAGS): Add linker option
7842 -Wl,--exclude-libs,libexclude_libs_test_3
7843 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7844 an explicit archive without using -l.
7845 (alt/libexclude_libs_test_3.a): New make rule.
7846 * testsuite/Makefile.in: Regenerate.
7847 * testsuite/exclude_libs_test.c : Declare lib3_default().
7849 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7850 * exclude_libs_test_3.c: New file.
7852 2009-05-26 Nick Clifton <nickc@redhat.com>
7854 * po/id.po: New Indonesian translation.
7855 * po/gold.pot: Updated template file.
7857 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7859 * testsuite/Makefile.am: Add -ffunction-sections to compile
7860 gc_comdat_test files. Add -Wl,--gc-sections to build
7862 * testsuite/Makefile.in: Regenerate.
7863 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7865 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7867 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7868 kept comdat section was garbage collected.
7869 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7870 * testsuite/Makefile.in: Regenerate.
7871 * testsuite/gc_comdat_test.sh: New file.
7872 * testsuite/gc_comdat_test_1.cc: New file.
7873 * testsuite/gc_comdat_test_2.cc: New file.
7875 2009-05-19 Doug Kwan <dougkwan@google.com>
7877 * archive.cc (Archive::Archive): Move constructor from archive.h
7878 to here. Initialize no_export_.
7879 (Archive::get_elf_object_for_member): Set no_export flag of object.
7880 * archive.h (Archive::Archive): Move constructor body to
7882 (Archive::no_export): New method.
7883 (Archive::no_export_): New field.
7884 * object.h (Object::Object): Initialize no_export_ to false.
7885 (Object::no_export, Object::set_no_export): New methods.
7886 (Object::no_export_): New field.
7887 * options.cc (General_options::parse_exclude_libs): New method.
7888 (General_options::check_excluded_libs) Same.
7889 * options.h (exclude_libs): New option.
7890 (General_options::check_excluded_libs): New method declaration.
7891 (General_options::excluded_libs_): New field.
7892 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7893 default or protected visibility if an object has no-export flag set.
7894 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7895 (check_SCRIPTS): Add exclude_libs_test.sh.
7896 (check_DATA): Add exclude_libs_test.syms.
7897 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7898 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7899 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7900 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7901 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7902 libexclude_libs_test_2.a): New rules.
7903 * testsuite/Makefile.in: Regenerate.
7904 * testsuite/exclude_libs_test.c: New file.
7905 * testsuite/exclude_libs_test.sh: Ditto.
7906 * testsuite/exclude_libs_test_1.c: Ditto.
7907 * testsuite/exclude_libs_test_2.c: Ditto.
7909 2009-05-15 Ian Lance Taylor <iant@google.com>
7911 * configure.ac: Check for declarations for cases where libiberty.h
7912 checks HAVE_DECL_xxx.
7913 * configure, config.in: Rebuild.
7915 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7917 * gold.h (Incremental_argument_list): Remove (invalid) forward
7919 * incremental.cc (Incremental_inputs::report_achive): New method.
7920 (Incremental_inputs::report_object): New method.
7921 (Incremental_inputs::report_script): New method.
7922 (Incremental_inputs::finalize_inputs): New method.
7923 (Incremental_inputs::finalize): Call finalize_inputs().
7924 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7925 Create inputs entries.
7926 * incremental.h (Incremental_input_type): New enum.
7927 (Incremental_inputs::Incremental_input): Initialize new fields.
7928 (Incremental_inputs::report_inputs): New method.
7929 (Incremental_inputs::report_achive): New method.
7930 (Incremental_inputs::report_object): New method.
7931 (Incremental_inputs::report_script): New method.
7932 (Incremental_inputs::finalize_inputs): New method.
7933 (Incremental_inputs::Input_info): New struct.
7934 (Incremental_inputs::Input_info_map): New typedef.
7935 (Incremental_inputs::lock_): New field.
7936 (Incremental_inputs::Inputs_): New field.
7937 (Incremental_inputs::Inputs_map): New field.
7938 * main.cc (main): Call Incremental_input::report_inputs.
7939 * options.h (Input_argument_list): Typedef moved from
7941 (Input_file_group::Files): Remove, use ::Input_argument_list.
7942 (Input_file_group::Input_argument_list): Remove, use
7943 ::Input_argument_list.
7944 * plugin.cc (Plugin_manager::add_input_file): Add error in
7946 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7948 * script.cc (read_input_script): Call
7949 Incremental_input::report_script.
7950 * script.h (Script_info): New class.
7952 2009-04-27 Ian Lance Taylor <iant@google.com>
7954 * x86_64.cc (do_adjust_output_section): Set entsize to
7957 2009-04-23 Elliott Hughes <enh@google.com>
7959 * output.cc (Output_file::close): After short writes, continue
7960 writing from the correct offset in the buffer being written.
7962 2009-04-23 Chris Demetriou <cgd@google.com>
7964 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7965 * configure: Regenerate.
7966 * config.in: Regenerate.
7967 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7968 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7970 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7972 * incremental.cc (Incremental_inputs_header_data): Renamed from
7973 Incremental_input_header_data.
7974 (Incremental_inputs_header_data::data_size): New field.
7975 (Incremental_inputs_header_data::put_input_file_count): Renamed
7976 from input_file_count.
7977 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7978 from command_line_offset.
7979 (Incremental_inputs_header_data::put_reserved): Renamed from
7981 (Incremental_inputs_entry_data): Renamed from
7982 Incremental_input_entry_data.
7983 (Incremental_inputs_entry_data::data_size): New field.
7984 (Incremental_inputs::report_command_line): New method.
7985 (Incremental_inputs::finalize): New method.
7986 (Incremental_inputs::create_incremental_inputs_data): New method.
7987 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7988 * incremental.h: New file.
7989 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7990 (Layout::finalize): Create incremental inputs section in
7992 (Layout::create_incremental_info_sections): New method.
7993 * layout.h (Layout::incremental_inputs): New method.
7994 (Layout::create_incremental_info_sections): New method.
7995 (Layout::incremental_inputs_): New field.
7996 * main.cc (main): Notify Incremental_input of the command line.
7998 2009-04-01 Ian Lance Taylor <iant@google.com>
7999 Mikolaj Zalewski <mikolajz@google.com>
8001 * gold.h (reserve_unordered_map): Define, three versions, one for
8002 each version of Unordered_map.
8003 * layout.cc (Layout::Layout): Remove options parameter. Add
8004 number_of_input_files parameter. Don't initialize options_.
8005 Initialize number_of_input_files_ and resized_signatures_. Move
8006 sections_are_attached_.
8007 (Layout::layout_group): Reserve space for group_signatures_.
8008 (Layout::find_or_add_kept_section): Change name parameter to be a
8009 reference. Resize signatures_ map when it gets large enough.
8010 (Layout::layout_eh_frame): Use parameters->options() instead of
8012 (Layout::make_output_section): Likewise.
8013 (Layout::attach_allocated_section_to_segment): Likewise.
8014 (Layout::finalize, Layout::create_executable_stack): Likewise.
8015 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8016 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8017 * layout.h (class Layout): Update declarations. Remove options_
8018 field. Add number_of_input_files_ and resized_signatures_
8019 fields. Move sections_are_attached_ field.
8020 * main.cc (main): Pass number of input files to Layout
8021 constructor. Don't pass options.
8023 2009-03-30 Ian Lance Taylor <iant@google.com>
8025 * ffsll.c (ffsll): Correct implementation.
8027 2009-03-27 Ian Lance Taylor <iant@google.com>
8029 * ffsll.c: New file.
8030 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8031 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8032 * ftruncate.c (ftruncate): Declare before definition.
8033 * mremap.c (mremap): Likewise.
8034 * pread.c (pread): Likewise.
8035 * configure, Makefile.in, config.in: Rebuild.
8037 * mremap.c: New file.
8038 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8039 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8040 (mremap): Declare if HAVE_MREMAP is not defined.
8041 * configure, Makefile.in, config.in: Rebuild.
8043 2009-03-27 Cary Coutant <ccoutant@google.com>
8045 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8046 position independent.
8047 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8048 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8050 2009-03-24 Cary Coutant <ccoutant@google.com>
8052 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8054 (needs_dynamic_reloc): Likewise.
8056 2009-03-24 Ian Lance Taylor <iant@google.com>
8058 * yyscript.y (file_cmd): Recognize EXTERN.
8059 (extern_name_list, extern_name_list_body): New nonterminals.
8060 * script.cc (script_add_extern): Define.
8061 * script-c.h (script_add_extern): Declare.
8063 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8065 * object.cc (is_elf_object): Define.
8066 * object.h (is_elf_object): Declare.
8067 * archive.cc (Archive::get_elf_object_for_member): Call
8069 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8071 2009-03-24 Elliott Hughes <enh@google.com>
8073 * output.cc (Output_file::map_anonymous): Define.
8074 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8075 try an anonymous one. Report the size if the mmap fails.
8076 * output.h (class Output_file): Declare map_anonymous.
8078 2009-03-24 Ian Lance Taylor <iant@google.com>
8080 * target-select.cc (instantiate_target): Don't acquire the lock if
8081 the instantiated_target_ field has already been set.
8083 2009-03-23 Ian Lance Taylor <iant@google.com>
8085 * gold-threads.h (class Initialize_lock): Define.
8086 * gold-threads.cc (class Initialize_lock_once): Define.
8087 (initialize_lock_control): New static variable.
8088 (initialize_lock_pointer): New static variable.
8089 (initialize_lock_once): New static function.
8090 (Initialize_lock::Initialize_lock): Define.
8091 (Initialize_lock::initialize): Define.
8092 * target-select.h: Include "gold-threads.h".
8093 (class Target_selector): Add lock_ and initialize_lock_ fields.
8094 Don't define instantiate_target, just declare it.
8095 * target-select.cc (Target_selector::Target_selector): Initialize
8097 (Target_selector::instantiate_target): Define.
8098 * descriptors.h: Include "gold-threads.h".
8099 (class Descriptors): Add initialize_lock_ field.
8100 * descriptors.cc (Descriptors::Descriptors): Initialize new
8102 (Descriptors::open): Use initialize_lock_ field
8103 * errors.h (class Errors): Add initialize_lock_ field.
8104 * errors.cc (Errors::Errors): Initialize new field.
8105 (Errors::initialize_lock): Use initialize_lock_ field.
8106 * powerpc.cc (class Target_selector_powerpc): Remove
8107 instantiated_target_ field. In do_recognize call
8108 instantiate_target rather than do_instantiate_target. In
8109 do_instantiate_target just allocate a new target.
8110 * sparc.cc (class Target_selector_sparc): Likewise.
8112 * freebsd.h: New file.
8113 * i386.cc: Include "freebsd.h".
8114 (Target_i386): Derive from Target_freebsd rather than
8116 (Target_selector_i386): Derive from Target_selector_freebsd rather
8117 than Target_selector.
8118 * x86_64.cc: Include "freebsd.h".
8119 (Target_x86_64): Derive from Target_freebsd rather than
8121 (Target_selector_x86_64): Derive from Target_selector_freebsd
8122 rather than Target_selector.
8123 * target.h (class Target): Add adjust_elf_header and
8124 do_adjust_elf_header.
8125 * output.cc (Output_file_header:: do_sized_write): Call target
8126 adjust_elf_header routine.
8127 * configure.tgt: Set targ_osabi.
8128 * configure.ac: Define GOLD_DEFAULT_OSABI.
8129 * parameters.cc (Parameters::default_target): Pass
8130 GOLD_DEFAULT_OSABI to select_target.
8131 * target-select.h (class Target_selector): Make instantiate_target
8132 protected rather than private.
8133 * Makefile.am (HFILES): Add freebsd.h.
8134 * configure, Makefile.in, config.in: Rebuild.
8136 * merge.cc (do_add_input_section): Correct pend value. Change
8137 message about last entry not being null terminated from error to
8140 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8142 * incremental.cc: New file.
8143 * Makefile.am (CCFILES): Add incremental.cc.
8144 * Makefile.in: Rebuild.
8146 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8148 * layout.cc (Layout::output_section_name): Preserve names
8149 of '.note.' sections.
8151 2009-03-19 Ian Lance Taylor <iant@google.com>
8153 * descriptors.cc (Descriptors::open): Check that the options are
8154 valid before using them.
8156 2009-03-18 Ian Lance Taylor <iant@google.com>
8158 * script-sections.h: Include <list>.
8159 (class Script_sections): Change Sections_elements from std::vector
8160 to std::list. Typedef public Elements_iterator. Add
8161 orphan_section_placement_, data_segment_align_start_, and
8162 saw_data_segment_align_ fields. Remove data_segment_align_index_
8164 * script-sections.cc (class Orphan_section_placement): New class.
8165 (class Sections_element): Add virtual functions is_relro and
8166 orphan_section_init. Remove virtual function place_orphan_here.
8167 (class Output_section_definition): Add is_relro and
8168 orphan_section_init. Remove place_orphan_here.
8169 (class Orphan_output_section): Likewise.
8170 (Script_sections::Script_sections): Update for field changes.
8171 (Script_sections::data_segment_align): Set saw_data_segment_align_
8172 and data_segment_align_start_, not data_segment_align_index.
8173 (Script_sections::data_segment_relro_end): Check
8174 saw_data_segment_align_. Use data_segment_align_start_ rather
8175 than data_segment_align_index_.
8176 (Script_sections::place_orphan): Rewrite to use
8177 Orphan_section_placement.
8179 2009-03-17 Ian Lance Taylor <iant@google.com>
8181 * archive.cc (Archive::add_symbols): Check for a version attached
8182 to the symbol name in the archive map.
8183 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8184 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8185 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8186 (ver_test_11.a): New target.
8187 * testsuite/Makefile.in: Rebuild.
8189 * configure.ac: Check for chsize and posix_fallocate. Replace
8191 * ftruncate.c: New file, from gnulib.
8192 * output.cc (posix_fallocate): Define dummy version if not
8193 HAVE_POSIX_FALLOCATE.
8194 (Output_file::map): Call posix_fallocate rather than lseek and
8196 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8197 * configure, Makefile.in, config.in: Rebuild.
8199 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8201 * layout.h (Layout::create_note): Add section_name parameter.
8202 * layout.cc (Layout::create_note): Likewise.
8203 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8205 2009-03-17 Ian Lance Taylor <iant@google.com>
8207 * descriptors.cc: Include "options.h".
8208 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8209 (Descriptors::open): Always use O_CLOEXEC when opening a new
8210 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8211 then set FD_CLOEXEC.
8213 * sparc.cc (class Target_sparc): Add has_got_section.
8214 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8215 make sure we have a GOT section.
8217 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8218 (Target_sparc::Scan::local): Likewise.
8219 (Target_sparc::Scan::global): Likewise.
8220 (Target_sparc::Relocate::relocate): Likewise.
8221 (Target_sparc::Relocate::relocate_tls): Likewise.
8223 * symtab.cc (Symbol_table::define_default_version): New function,
8224 broken out of add_from_object.
8225 (Symbol_table::add_from_object): Call define_default_version.
8226 (Symbol_table::define_special_symbol): Add resolve_oldsym
8227 parameter. Change all callers. If the version for a symbol comes
8228 from a version script, resolve it with the symbol with the same
8229 name with no version. Also add the symbol without a version if
8231 (do_define_in_output_data): If resolving with oldsym, don't delete
8233 (do_define_in_output_segment): Likewise.
8234 (do_define_as_constant): Likewise.
8235 * symtab.h (class Symbol_table): Update declarations.
8237 2009-03-13 Ian Lance Taylor <iant@google.com>
8239 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8240 (Read_symbols::requeue): New function.
8241 (Read_symbols::do_read_symbols): If make_elf_object fails because
8242 the target type is not configured, and the file was searched for,
8243 issue a warning and retry with the next directory.
8244 (Add_symbols::run): If the file has an incompatible format, and
8245 it was searched for, requeue the Read_symbols task. On error,
8247 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8248 dirindex parameter to constructor. Change all callers. Declare
8249 incompatible_warning and requeue.
8250 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8251 input_argument_ and input_group_ fields. Add them to
8252 constructor. Change all callers.
8253 (class Read_script): Add dirindex_ field. Add it to constructor.
8255 * archive.cc (Archive::setup): Remove input_objects parameter.
8257 (Archive::get_file_and_offset): Likewise.
8258 (Archive::read_all_symbols): Likewise.
8259 (Archive::read_symbols): Likewise.
8260 (Archive::get_elf_object_for_member): Remove input_objects
8261 parameter. Add punconfigured parameter. Change all callers.
8262 (Archive::add_symbols): Change return type to bool. Check return
8263 value of include_member.
8264 (Archive::include_all_members): Likewise.
8265 (Archive::include_member): Change return type to bool. Return
8266 false if first included object has incompatible target. Set
8267 included_member_ field.
8268 (Add_archive_symbols::run): If add_symbols returns false, requeue
8270 * archive.h (class Archive): Add included_member_ field.
8271 Initialize it in constructor. Add input_file and searched_for
8272 methods. Update declarations.
8273 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8274 input_argument_ fields. Add them to constructor. Change all
8276 * script.cc: Include "target-select.h".
8277 (class Parser_closure): Add skip_on_incompatible_target_ and
8278 found_incompatible_target_ fields. Add
8279 skip_on_incompatible_target parameter to constructor. Change all
8280 callers. Add methods skip_on_incompatible_target,
8281 clear_skip_on_incompatible_target, found_incompatible_target, and
8282 set_found_incompatible_target.
8283 (read_input_script): Add dirindex parameter. Change all callers.
8284 If parser finds an incompatible target, requeue Read_symbols
8286 (script_set_symbol): Clear skip_on_incompatible_target in
8288 (script_add_assertion, script_parse_option): Likewise.
8289 (script_start_sections, script_add_phdr): Likewise.
8290 (script_check_output_format): New function.
8291 * script.h (read_input_script): Update declaration.
8292 * script-c.h (script_check_output_format): Declare.
8293 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8294 (ignore_cmd): Remove OUTPUT_FORMAT.
8295 * fileread.cc (Input_file::Input_file): Add explicit this.
8296 (Input_file::will_search_for): New function.
8297 (Input_file::open): Add pindex parameter. Change all callers.
8298 * fileread.h (class Input_file): Add input_file_argument method.
8299 Declare will_search_for. Update declarations.
8300 * object.cc (make_elf_object): Add punconfigured parameter.
8302 * object.h (class Object): Make input_file public. Add
8303 searched_for method.
8304 (make_elf_object): Update declaration.
8305 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8307 * dirsearch.h (class Dirsearch): Update declaration.
8308 * options.h (class General_options): Add --warn-search-mismatch.
8309 * parameters.cc (Parameters::is_compatible_target): New function.
8310 * parameters.h (class Parameters): Declare is_compatible_target.
8311 * workqueue.cc (Workqueue::add_blocker): New function.
8312 * workqueue.h (class Workqueue): Declare add_blocker.
8314 * fileread.cc (Input_file::open): Remove options parameter.
8316 (Input_file::open_binary): Likewise.
8317 * script.cc (read_input_script): Likewise.
8318 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8319 options parameter from constructor. Change all callers.
8320 (class Read_script): Likewise.
8321 * fileread.h (class Input_file): Update declarations.
8322 * script.h (read_input_script): Update declaration.
8324 2009-03-10 Nick Clifton <nickc@redhat.com>
8326 * po/es.po: New Spanish translation.
8328 2009-03-06 Cary Coutant <ccoutant@google.com>
8330 * options.cc (parse_short_option): Keep dash_z from registering itself.
8332 2009-03-03 Ian Lance Taylor <iant@google.com>
8335 * target-reloc.h (relocate_section): Pass output_section to
8337 * i386.cc (Target_i386::should_apply_static_reloc): Add
8338 output_section parameter. Change all callers.
8339 (Target_i386::Relocate::relocate): Add output_section parameter.
8340 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8341 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8342 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8343 * testsuite/two_file_shared.sh: New script.
8344 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8345 (check_DATA): Add two_file_shared.dbg.
8346 (two_file_shared.dbg): New target.
8347 * testsuite/Makefile.in: Rebuild.
8349 2009-03-01 Ian Lance Taylor <iant@google.com>
8351 * configure.ac: Check for byteswap.h.
8352 * configure: Rebuild.
8353 * config.in: Rebuild.
8355 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8357 * layout.cc (Layout::find_or_add_kept_section): New function.
8358 (Layout::add_comdat): Removed.
8359 * layout.h (struct Kept_section): Move out of class Layout.
8360 Remove trailing underscores from field names. Add group_sections
8361 field. Rename group_ field to is_group. Change all uses.
8362 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8363 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8364 comdat_groups_ field.
8365 (Sized_relobj::include_section_group): Use
8366 find_or_add_kept_section and Kept_section::group_sections.
8367 (Sized_relobj::include_linkonce_section): Likewise.
8368 * object.cc (class Sized_relobj): Don't define Comdat_group or
8369 Comdat_group_table. Remove find_comdat_group and
8370 add_comdat_group. Remove comdat_groups_ field.
8371 * plugin.cc (include_comdat_group): Use
8372 Layout::find_or_add_kept_section.
8374 2009-02-28 Ian Lance Taylor <iant@google.com>
8376 * README: --gc-sections and map files are now supported. Document
8377 some build requirements.
8380 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8381 relocatable link set the value of the section symbol to zero.
8382 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8383 relocatable link don't include the section address in the local
8386 2009-02-27 Ian Lance Taylor <iant@google.com>
8389 * options.h (class Search_directory): Add is_system_directory.
8390 (class General_options): Declare is_in_system_directory.
8391 * options.cc (get_relative_sysroot): Make static.
8392 (get_default_sysroot): Make static.
8393 (General_optoins::is_in_system_directory): New function.
8394 * fileread.cc (Input_file::is_in_system_directory): New function.
8395 * fileread.h (class Input_file): Declare is_in_system_directory.
8396 * object.h (class Object): Add is_in_system_directory.
8397 (class Input_objects): Remove system_library_directory_ field.
8398 * object.cc (Input_objects::add_object): Don't set
8399 system_library_directory_.
8400 (input_objects::found_in_system_library_directory): Remove.
8401 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8402 parameter. Change all callers.
8403 (Symbol_table::sized_write_globals): Likewise.
8404 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8405 Call Object::is_in_system_directory.
8406 * symtab.h (class Symbol_table): Update declarations.
8409 * descriptors.h (Open_descriptor): Add is_on_stack field.
8410 * descriptors.cc (Descriptors::open): If the descriptor is on the
8411 top of the stack, remove it. Initialize is_on_stack field.
8412 (Descriptors::release): Only add pod to stack if it is not on the
8414 (Descriptors::close_some_descriptor): Clear stack_next and
8418 * output.cc (Output_section::find_starting_output_address): Rename
8419 from starting_output_address; add PADDR parameter; change return
8421 * output.h (class Output_section): Declare
8422 find_starting_output_address instead of starting_output_address.
8423 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8424 section symbol for which we can't find a merge section.
8427 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8428 hidden or internal, force the symbol to be local.
8429 * resolve.cc (Symbol::override_visibility): Define.
8430 (Symbol::override_base): Use override_visibility.
8431 (Symbol_table::resolve): Likewise.
8432 (Symbol::override_base_with_special): Likewise.
8433 (Symbol_table::override_with_special): If the visibility is hidden
8434 or internal, force the symbol to be local.
8435 * symtab.h (class Symbol): Add set_visibility and
8436 override_visibility.
8437 * testsuite/ver_test_1.sh: New file.
8438 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8439 (check_DATA): Add ver_test_1.syms.
8440 (ver_test_1.syms): New target.
8441 * testsuite/Makefile.in: Rebuild.
8443 2009-02-25 Cary Coutant <ccoutant@google.com>
8445 * layout.cc (Layout::choose_output_section): Don't rename sections
8446 when using a linker script that has a SECTIONS clause.
8447 * Makefile.in: Regenerate.
8449 * testsuite/Makefile.am (script_test_5.sh): New test case.
8450 * testsuite/Makefile.in: Regenerate.
8451 * testsuite/script_test_5.cc: New file.
8452 * testsuite/script_test_5.sh: New file.
8453 * testsuite/script_test_5.t: New file.
8455 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8457 * archive.cc (Archive::include_member): Update calls to add_symbols.
8458 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8459 the Layout argument.
8460 * dynobj.h (do_add_symbols): Add the Layout argument.
8461 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8463 * object.h (Object::add_symbols): Add the Layout argument.
8464 (Object::do_add_symbols): Add the Layout argument.
8465 (Sized_relobj::do_add_symbols): Add the Layout argument.
8466 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8467 Unify the two versions.
8468 (Add_plugin_symbols): Remove.
8469 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8470 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8471 (Add_plugin_symbols): Remove.
8472 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8473 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8474 (Add_symbols::run): Make it work with Pulginobj.
8476 2009-02-06 Ian Lance Taylor <iant@google.com>
8478 * object.cc (Sized_relobj::do_layout): Make info message start
8479 with lower case letter.
8481 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8483 * binary.cc: Fix file comment.
8485 * options.h (enum Incremental_disposition): Define.
8486 (class General_options): Add new options: --incremental,
8487 --incremental_changed, --incremental_unchanged,
8488 --incremental_unknown. Add incremental_disposition_ and
8489 implicit_incremental_ fields.
8490 (General_options::incremental_disposition): New function.
8491 (class Position_dependent_options): Add incremental_disposition
8493 (Position_dependent_options::copy_from_options): Set incremental
8495 * options.cc (General_options::parse_incremental_changed): New
8497 (General_options::parse_incremental_unchanged): New function.
8498 (General_options::parse_incremental_unknown): New function.
8499 (General_options::General_options): Initialize new fields
8500 incremental_disposition_ and implicit_incremental_.
8501 (General_options::finalize): Check for uasge of --incremental-*
8502 without --incremental.
8504 2009-02-06 Chris Demetriou <cgd@google.com>
8506 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8507 pointer and to report location as the file name associated with
8509 (gold_undefined_symbol_at_location): New function to replace the
8510 old gold_undefined_symbol functionality.
8511 * target-reloc.h (relocate_section): Update to use
8512 gold_undefined_symbol_at_location.
8513 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8514 Call gold_undefined_symbol function rather than gold_error.
8515 * errors.h (Errors::undefined_symbol): Take location as a
8516 string, rather than calculating it from a relocation.
8517 * errors.cc (Errors::fatal): Print "fatal error:" before the
8519 (Errors::error, Errors::error_at_location): Print "error: "
8520 before the formatted message.
8521 (Errors::undefined_symbol): Take location as a string, rather
8522 than calculating it from a relocation.
8523 (gold_undefined_symbol_at_location): New function akin to
8524 old gold_undefined_symbol, calculates location from relocation.
8525 (gold_undefined_symbol): Change to take only a Symbol pointer
8526 and to report location as the file name associated with the symbol.
8527 * testsuite/debug_msg.sh: Update for changed error messages.
8528 * testsuite/undef_symbol.sh: Likewise.
8530 2009-02-04 Duncan Sands <baldrick@free.fr>
8533 * reduced_debug_output.h
8534 (Output_reduced_debug_abbrev_section::failed): Use format for
8536 (Output_reduced_debug_info_section::faild): Likewise.
8538 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8540 * script.cc (Lazy_demangler): New class.
8541 (Version_script_info::get_symbol_version_helper): Demangle a
8544 2009-01-29 Cary Coutant <ccoutant@google.com>
8546 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8548 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8550 2009-01-28 Ian Lance Taylor <iant@google.com>
8552 * version.cc (version_string): Bump to 1.9.
8554 * gold.h: Include <cstring> and <stdint.h>.
8555 * version.cc: Include <cstdio>.
8556 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8558 * reduced_debug_output.cc (insert_into_vector): Rename from
8559 Insert_into_vector; change all callers. Use Swap_unaligned to
8560 avoid aliasing issue; remove union since it is unnecessary.
8562 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8564 * Makefile.am (CCFILES): Add gc.cc.
8566 * Makefile.in: Regenerate.
8567 * gold.cc (Gc_runner): New class.
8568 (queue_initial_tasks): Call garbage collection related tasks
8569 when corresponding options are invoked.
8570 (queue_middle_gc_tasks): New function.
8571 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8572 processed early before laying out sections during garbage collection.
8573 * gold.h (queue_middle_gc_tasks): New function.
8574 (is_prefix_of): Move from "layout.cc".
8575 * i386.cc (Target_i386::gc_process_relocs): New function.
8576 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8577 * main.cc (main): Create object of class "Garbage_collection".
8578 * object.cc (Relobj::copy_symbols_data): New function.
8579 (Relobj::is_section_name_included): New function.
8580 (Sized_relobj::do_layout): Allow this function to be called twice
8581 during garbage collection and defer layout of section during the
8583 * object.h (Relobj::get_symbols_data): New function.
8584 (Relobj::is_section_name_included): New function.
8585 (Relobj::copy_symbols_data): New function.
8586 (Relobj::set_symbols_data): New function.
8587 (Relobj::get_relocs_data): New function.
8588 (Relobj::set_relocs_data): New function.
8589 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8590 (Relobj::gc_process_relocs): New function.
8591 (Relobj::do_gc_process_relocs): New pure virtual function.
8592 (Relobj::sd_): New data member.
8593 (Sized_relobj::is_output_section_offset_invalid): New function.
8594 (Sized_relobj::do_gc_process_relocs): New function.
8595 * options.h (General_options::gc_sections): Modify to not be a no-op.
8596 (General_options::print_gc_sections): New option.
8597 * plugin.cc (Plugin_finish::run): Remove function call to
8598 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8599 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8600 * reloc.cc (Read_relocs::run): Add task to process relocs and
8601 determine unreferenced sections when doing garbage collection.
8602 (Gc_process_relocs): New class.
8603 (Sized_relobj::do_gc_process_relocs): New function.
8604 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8605 sections that are garbage collected.
8606 * reloc.h (Gc_process_relocs): New class.
8607 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8608 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8609 symbols whose corresponding sections are garbage collected.
8610 (Symbol_table::Symbol_table): Add new parameter for the garbage
8612 (Symbol_table::gc_mark_undef_symbols): New function.
8613 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8614 (Symbol_table::gc_mark_dyn_syms): New function.
8615 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8617 (Symbol_table::add_from_object): Likewise.
8618 (Symbol_table::add_from_relobj): When building shared objects, do not
8619 treat externally visible symbols as garbage.
8620 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8621 table information for static and relocatable links.
8622 * symtab.h (Symbol_table::set_gc): New function.
8623 (Symbol_table::gc): New function.
8624 (Symbol_table::gc_mark_undef_symbols): New function.
8625 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8626 (Symbol_table::gc_mark_dyn_syms): New function.
8627 (Symbol_table::gc_): New data member.
8628 * target.h (Sized_target::gc_process_relocs): New pure virtual
8630 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8631 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8633 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8635 * options.h (General_options::gc_sections): Define as a no-op for now.
8636 (General_options::no_keep_memory): Ditto.
8637 (General_options::Bshareable): Define.
8638 * options.cc (General_options::finalize): Honor -Bshareable.
8640 2009-01-20 Andreas Schwab <schwab@suse.de>
8642 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8643 read the value in the contents, since we don't use it. Use the
8644 template endianness when writing.
8645 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8647 2009-01-19 Andreas Schwab <schwab@suse.de>
8649 * configure.tgt (powerpc64-*): Fix targ_obj.
8651 2009-01-15 Ian Lance Taylor <iant@google.com>
8653 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8654 local symbols when stripping all symbols.
8656 2009-01-14 Cary Coutant <ccoutant@google.com>
8658 * output.cc (Output_reloc): Add explicit instantiations.
8660 2009-01-14 Cary Coutant <ccoutant@google.com>
8662 * archive.cc (Archive::get_elf_object_for_member): Remove call
8663 to File_read::claim_for_plugin.
8664 * descriptors.cc (Descriptors::open): Remove reference to
8666 (Descriptors::claim_for_plugin): Remove.
8667 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8668 (Descriptors::is_claimed): Remove.
8669 (claim_descriptor_for_plugin): Remove.
8670 * fileread.cc (File_read::claim_for_plugin): Remove.
8671 * fileread.h (File_read::claim_for_plugin): Remove.
8672 (File_read::descriptor): Reopen descriptor if necessary.
8673 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8674 (Plugin_manager::all_symbols_read): Add task parameter. Change
8676 (Plugin_manager::get_input_file): New function.
8677 (Plugin_manager::release_input_file): New function.
8678 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8679 corresponding data member.
8680 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8681 and pass to base constructor. Change all callers.
8682 (get_input_file, release_input_file): New functions.
8683 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8684 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8685 (Plugin_manager::all_symbols_read): Add task parameter.
8686 (Plugin_manager::get_input_file): New function.
8687 (Plugin_manager::release_input_file): New function.
8688 (Plugin_manager::task_): New data member.
8689 (Pluginobj::Pluginobj): Add filesize parameter.
8690 (Pluginobj::filename): New function.
8691 (Pluginobj::descriptor): New function.
8692 (Pluginobj::filesize): New function.
8693 (Pluginobj::filesize_): New data member.
8694 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8695 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8696 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8698 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8699 with archive libraries.
8700 * testsuite/Makefile.in: Regenerate.
8701 * testsuite/plugin_test.c (struct sym_info): New type.
8702 (get_input_file, release_input_file): New static variables.
8703 (onload): Capture new transfer vector entries.
8704 (claim_file_hook): Stop reading at end of file according to filesize.
8705 Factor out parsing of readelf output into separate function.
8706 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8707 APIs and get the source file name from the symbol table. Convert
8708 source file name to corresponding object file name. Print info
8709 message when adding new input files.
8710 (parse_readelf_line): New function.
8711 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8712 * testsuite/plugin_test_2.sh: Likewise.
8713 * testsuite/plugin_test_3.sh: Likewise.
8714 * testsuite/plugin_test_4.sh: New test case.
8716 2009-01-07 Ian Lance Taylor <iant@google.com>
8718 * version.cc (version_string): Bump to 1.8.
8720 2008-12-23 Cary Coutant <ccoutant@google.com>
8722 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8723 * plugin.cc (Plugin_manager::finish): Rename as
8724 layout_deferred_objects. Move cleanup to separate function.
8725 (Plugin_manager::cleanup): New function.
8726 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8728 * plugin.h (Plugin_manager::finish): Rename as
8729 layout_deferred_objects.
8730 (Plugin_manager::cleanup): New function.
8731 (Plugin_manager::cleanup_done): New field.
8733 2008-12-23 Cary Coutant <ccoutant@google.com>
8735 * plugin.cc (is_visible_from_outside): New function.
8736 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8737 so we don't return "IR only" status for exported symbols or -r links.
8739 * testsuite/Makefile.am (plugin_test_3): New test case.
8740 * testsuite/Makefile.in: Regenerate.
8741 * testsuite/plugin_test_3.sh: New file.
8743 2008-12-22 Cary Coutant <ccoutant@google.com>
8745 * object.cc (Sized_relobj::layout_section): New function.
8746 (Sized_relobj::do_layout): Defer layout of input sections until after
8747 plugin has provided replacement files.
8748 (Sized_relobj::do_layout_deferred_sections): New function.
8749 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8750 (Relobj::layout_deferred_sections): New function.
8751 (Relobj::do_layout_deferred_sections): New function.
8752 (Sized_relobj::do_layout_deferred_sections): New function.
8753 (Sized_relobj::layout_section): New function.
8754 (Sized_relobj::Deferred_layout): New structure.
8755 (Sized_relobj::deferred_layout_): New field.
8756 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8757 Change all callers. Layout deferred sections.
8758 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8760 (Plugin_hook::run): Move code from do_plugin_hook inline.
8761 (Plugin_hook::do_plugin_hook): Remove.
8762 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8763 (Plugin_manager::finish): Renamed, was cleanup.
8764 (Plugin_manager::should_defer_layout): New function.
8765 (Plugin_manager::add_deferred_layout_object): New function.
8766 (Plugin_manager::Deferred_layout_list): New type.
8767 (Plugin_manager::deferred_layout_objects_): New field.
8768 (Plugin_hook::do_plugin_hook): Remove.
8770 2008-12-17 Ian Lance Taylor <iant@google.com>
8772 * options.h (class General_options): Add --no case for
8775 2008-12-16 Cary Coutant <ccoutant@google.com>
8777 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8779 (Plugin_manager::claim_file): Create plugin object even if
8780 plugin did not call the add_symbols callback.
8781 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8782 asking for more symbols than were added.
8783 * testsuite/Makefile.am (plugin_test_1): Add test case with
8785 (empty.syms): New target.
8786 * testsuite/Makefile.in: Regenerate.
8787 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8788 message. Don't call add_symbols if no globals.
8789 (all_symbols_read_hook): Don't provide replacement for empty
8792 2008-12-12 Ian Lance Taylor <iant@google.com>
8794 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8795 r_type == 0 for a local symbol with r_sym == 0.
8796 (scan_relocatable_relocs): Pass r_sym to
8797 local_non_section_strategy.
8798 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8801 * configure.ac: Update test for TLS descriptors: they are
8802 supported as of glibc 2.9.
8803 * configure: Rebuild.
8805 2008-12-11 Ian Lance Taylor <iant@google.com>
8808 * target-reloc.h (Default_scan_relocatable_relocs): For each
8809 function, map r_type == 0 to RELOC_DISCARD.
8811 2008-12-10 Cary Coutant <ccoutant@google.com>
8813 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8814 object to override a kept COMDAT group from a plugin object.
8816 2008-12-09 Ian Lance Taylor <iant@google.com>
8819 * yyscript.y (file_cmd): Handle INPUT.
8821 * testsuite/initpri1.c: Change all declarations to be full
8822 prototypes by adding void, to avoid compiler warnings.
8824 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8826 * options.cc (General_options::parse_plugin_opt): New.
8827 (General_options::add_plugin): The argument now is just the filename.
8828 (General_options::add_plugin_option): New.
8829 * options.h (plugin_opt): New.
8830 (add_plugin): Change argument name.
8831 (add_plugin_option): New.
8832 * plugin.cc (Plugin::load): Don't parse the plugin option.
8833 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8834 (Plugin::add_option): New.
8835 (Plugin::args_): Change type.
8836 (Plugin::filename_): New.
8837 (Plugin_manager::add_plugin_option): New.
8838 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8839 * testsuite/Makefile.in: Regenerate.
8841 2008-12-05 Cary Coutant <ccoutant@google.com>
8843 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8844 Handle --strip-lto-sections option.
8845 * options.h (strip_lto_sections): New option.
8847 2008-12-01 Cary Coutant <ccoutant@google.com>
8849 * plugin.cc (ld_plugin_message): Change format parameter to const.
8850 Fix mismatch between new[] and delete.
8852 2008-11-14 Cary Coutant <ccoutant@google.com>
8854 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8857 2008-11-05 Craig Silverstein <csilvers@google.com>
8859 * options.cc (General_options::parse_dynamic_list): New function.
8860 * options.h (General_options): New flags dynamic_list,
8861 dynamic_list_data, dynamic_list_cpp_new, and
8862 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8863 (General_options::in_dynamic_list): New function.
8864 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8865 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8866 (Lex::can_continue_name): Likewise.
8868 (read_script_file): New parameter script_options.
8869 (read_dynamic_list): New function.
8870 (Script_options::define_dynamic_list): New function.
8871 (dynamic_list_keyword_parsecodes): New variable.
8872 (dynamic_list_keywords): New variable.
8873 * script.h (Script_options::define_dynamic_list): New function
8875 (read_dynamic_list): New function prototype.
8876 * symtab.cc (strprefix): New macro.
8877 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8878 dynamic_list_data, dynamic_list_cpp_new, and
8879 dynamic_list_cpp_typeinfo.
8880 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8881 (dynamic_list_expr): New rule.
8882 (dynamic_list_nodes): Likewise.
8883 (dynamic_list_node): Likewise.
8884 * testsuite/Makefile.am (dynamic_list): New test.
8885 * testsuite/Makefile.in: Regenerated.
8886 * testsuite/dynamic_list.t: New file.
8887 * testsuite/dynamic_list.sh: New file.
8889 2008-11-05 Craig Silverstein <csilvers@google.com>
8891 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8892 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8893 (t11_last): Likewise.
8894 * testsuite/ver_test_6.c (main): Likewise.
8896 2008-10-07 Cary Coutant <ccoutant@google.com>
8898 * options.c (General_options::finalize): Add check for -static and
8900 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8903 2008-10-02 Cary Coutant <ccoutant@google.com>
8905 * plugin.cc (make_sized_plugin_object): Fix conditional
8906 compilation to work when not all targets are enabled.
8908 2008-09-29 Cary Coutant <ccoutant@google.com>
8910 * archive.cc (Archive::get_file_and_offset): Use filename instead
8911 of name to get library path.
8912 (Archive::include_member): Unlock external member of a thin archive.
8914 * testsuite/Makefile.am (TEST_AR): New variable.
8915 (thin_archive_test_1): New test.
8916 (thin_archive_test_2): New test.
8917 * testsuite/Makefile.in: Regenerate.
8918 * testsuite/thin_archive_main.cc: New file.
8919 * testsuite/thin_archive_test_1.cc: New file.
8920 * testsuite/thin_archive_test_2.cc: New file.
8921 * testsuite/thin_archive_test_3.cc: New file.
8922 * testsuite/thin_archive_test_4.cc: New file.
8924 2008-09-29 Cary Coutant <ccoutant@google.com>
8926 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8927 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8929 (Sized_relobj::do_finalize_local_symbols): Likewise.
8930 (Sized_relobj::map_to_kept_section): Likewise.
8931 * object.h (Sized_relobj::invalid_address): New constant.
8932 (Sized_relobj::do_output_section_offset): Check for invalid_address
8934 * output.cc (Output_reloc::local_section_offset): Use constant
8935 invalid_address instead of -1U.
8936 (Output_reloc::get_address): Likewise.
8937 (Output_section::output_address): Change -1U to -1ULL.
8938 * output.h (Output_reloc::invalid_address): New constant.
8939 * reloc.cc (Sized_relobj::write_sections): Use constant
8940 invalid_address instead of -1U.
8941 (Sized_relobj::relocate_sections): Likewise.
8942 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8943 values for merge sections.
8944 * target-reloc.h (relocate_for_relocatable): Use constant
8945 invalid_address instead of -1U.
8947 2008-09-19 Cary Coutant <ccoutant@google.com>
8949 Add plugin functionality for link-time optimization (LTO).
8950 * configure.ac (plugins): Add --enable-plugins option.
8951 * configure: Regenerate.
8952 * config.in: Regenerate.
8953 * Makefile.am (LIBDL): New variable.
8954 (CCFILES): Add plugin.cc.
8955 (HFILES): Add plugin.h.
8956 (ldadd_var): Add LIBDL.
8957 * Makefile.in: Regenerate.
8959 * archive.cc: Include "plugin.h".
8960 (Archive::setup): Don't preread archive symbols when using a plugin.
8961 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8962 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8964 (Archive::include_member): Add symbols from plugin objects.
8965 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8966 * descriptors.cc (Descriptors::open): Check for file descriptors
8967 abandoned by plugins.
8968 (Descriptors::claim_for_plugin): New function.
8969 * descriptors.h (Descriptors::claim_for_plugin): New function.
8970 (Open_descriptor::is_claimed): New field.
8971 (claim_descriptor_for_plugin): New function.
8972 * fileread.cc (File_read::claim_for_plugin): New function.
8973 * fileread.h (File_read::claim_for_plugin): New function.
8974 (File_read::descriptor): New function.
8975 * gold.cc: Include "plugin.h".
8976 (queue_initial_tasks): Add task to call plugin hooks for generating
8978 * main.cc: Include "plugin.h".
8979 (main): Load plugin libraries.
8980 * object.h (Pluginobj): Declare.
8981 (Object::pluginobj): New function.
8982 (Object::do_pluginobj): New function.
8983 (Object::set_target): New function.
8984 * options.cc: Include "plugin.h".
8985 (General_options::parse_plugin): New function.
8986 (General_options::General_options): Initialize plugins_ field.
8987 (General_options::add_plugin): New function.
8988 * options.h (Plugin_manager): Declare.
8989 (General_options): Add --plugin option.
8990 (General_options::has_plugins): New function.
8991 (General_options::plugins): New function.
8992 (General_options::add_plugin): New function.
8993 (General_options::plugins_): New field.
8994 * plugin.cc: New file.
8995 * plugin.h: New file.
8996 * readsyms.cc: Include "plugin.h".
8997 (Read_symbols::do_read_symbols): Check for archive before checking
8998 for ELF file. Call plugin hooks to claim files.
8999 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9000 from a real object file; force override when processing replacement
9002 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9003 (Symbol::init_base_object): Likewise.
9004 (Symbol::init_base_output_data): Likewise.
9005 (Symbol::init_base_output_segment): Likewise.
9006 (Symbol::init_base_constant): Likewise.
9007 (Symbol::init_base_undefined): Likewise.
9008 (Symbol::output_section): Assert that object is not a plugin.
9009 (Symbol_table::add_from_pluginobj): New function.
9010 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9012 (Symbol_table::sized_write_globals): Likewise.
9013 (Symbol_table::add_from_pluginobj): Instantiate template.
9014 * symtab.h (Sized_pluginobj): Declare.
9015 (Symbol::in_real_elf): New function.
9016 (Symbol::set_in_real_elf): New function.
9017 (Symbol::in_real_elf_): New field.
9018 (Symbol_table::add_from_pluginobj): New function.
9020 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9021 (LIBDL): New variable.
9023 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9024 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9025 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9026 (MOSTLYCLEANFILES): Likewise.
9027 * testsuite/Makefile.in: Regenerate.
9028 * testsuite/plugin_test.c: New file.
9029 * testsuite/plugin_test_1.sh: New file.
9030 * testsuite/plugin_test_2.sh: New file.
9032 2008-09-16 Ian Lance Taylor <iant@google.com>
9034 * target-reloc.h (relocate_section): Check whether a symbol is
9035 defined by the ABI before reporting an undefined symbol error.
9036 * target.h (Target::is_defined_by_abi): Make parameter const.
9037 (Target::do_is_defined_by_abi): Likewise.
9038 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9039 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9040 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9041 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9042 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9043 * testsuite/Makefile.in: Rebuild.
9045 * fileread.cc (make_view): Add casts to avoid warning.
9047 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9049 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9050 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9052 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9054 * options.h (General_options::output_is_executable): New.
9055 (General_options::output_is_pie): New.
9056 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9057 for shared libraries.
9058 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9060 2008-09-11 Chris Demetriou <cgd@google.com>
9062 * options.h (origin): New -z option.
9063 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9064 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9067 2008-09-05 Cary Coutant <ccoutant@google.com>
9069 * fileread.cc (File_read::make_view): Add check for attempt to map
9072 2008-09-05 Cary Coutant <ccoutant@google.com>
9074 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9075 explicit instantiations.
9077 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9080 * options.cc (General_options::finalize): Allow undefined symbols
9081 in shlibs if linking -shared.
9084 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9085 symbols as not needing a dynsym entry.
9087 2008-08-20 Craig Silverstein <csilvers@google.com>
9089 * fileread.cc (File_read::open): Do not lock the file unless it
9090 was successfully opened.
9092 2008-08-14 Cary Coutant <ccoutant@google.com>
9094 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9095 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9096 * testsuite/tls_test.cc (struct int128): 128-bit struct
9097 for testing TLS relocs with non-zero addend.
9098 (v12): New TLS variable.
9100 (t_last): Add check for v12.
9101 * testsuite/tls_test.h (t12): New function.
9102 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9104 2008-08-13 Ian Lance Taylor <iant@google.com>
9106 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9107 set tls_segment_ or relro_segment_.
9108 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9110 * output.h (Output_section::clear_is_relro): New function.
9111 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9112 sections specially even when output_data_ is empty.
9113 (Output_segment::maximum_alignment): When first section is relro,
9114 only force alignment for PT_LOAD segments.
9115 * script.cc (script_data_segment_align): New function.
9116 (script_data_segment_relro_end): New function.
9117 * script-c.h (script_data_segment_align): Declare.
9118 (script_data_segment_relro_end): Declare.
9119 * script-sections.h (class Script_sections): Declare
9120 data_segment_align and data_segment_relro_end. Add fields
9121 segment_align_index_ and saw_relro_end_.
9122 * script-sections.cc (class Sections_element): Add set_is_relro
9123 virtual function. Add new bool* parameter to place_orphan_here.
9124 Add get_output_section virtual function.
9125 (class Output_section_definition): Add set_is_relro. Add new
9126 bool* parameter to place_orphan_here. Add get_output_section.
9127 Add is_relro_ field.
9128 (Output_section_definition::Output_section_definition): Initialize
9129 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9130 and is_relro_ fields.
9131 (Output_section_definition::place_orphan_here): Add is_relro
9133 (Output_section_definition::set_section_addresses): Set relro for
9135 (Output_section_definition::alternate_constraint): Likewise.
9136 (class Orphan_output_section): Add new bool* parameter to
9137 place_orphan_here. Add get_output_section.
9138 (Orphan_output_section::place_orphan_here): Add is_relro
9140 (Script_sections::Script_sections): Initialize
9141 data_segment_align_index_ and saw_relro_end_.
9142 (Script_sections::data_segment_align): New function.
9143 (Script_sections::data_segment_relro_end): New function.
9144 (Script_sections::place_orphan): Set or clear is_relro.
9145 (Script_sections::set_section_addresses): Force alignment of first
9147 * yyscript.y (exp): Call script_data_segment_align and
9148 script_data_segment_relro_end.
9149 * testsuite/relro_script_test.t: New file.
9150 * testsuite/relro_test.cc (using_script): Declare.
9151 (t1, t2): Test using_script.
9152 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9153 (relro_script_test_SOURCES): Define.
9154 (relro_script_test_DEPENDENCIES): Define.
9155 (relro_script_test_LDFLAGS): Define.
9156 (relro_script_test_LDADD): Define.
9157 (relro_script_test.so): New target.
9158 * testsuite/Makefile.in: Rebuild.
9160 2008-08-06 Cary Coutant <ccoutant@google.com>
9162 * archive.cc (Archive::total_archives, Archive::total_members)
9163 (Archive::total_members_loaded): New variables.
9164 (Archive::setup): Add parameter. Add option to preread
9166 (Archive::read_armap): Add counter.
9167 (Archive::get_file_and_offset): New function.
9168 (Archive::get_elf_object_for_member): New function.
9169 (Archive::read_all_symbols): New function.
9170 (Archive::read_symbols): New function.
9171 (Archive::add_symbols): Add counters.
9172 (Archive::include_all_members): Use armap to find members if it's
9174 (Archive::include_member): Skip reading symbols if already read.
9175 Factored code into Archive::get_file_and_offset and
9176 Archive::get_elf_object_for_member. Changed call to
9177 Mapfile::report_include_archive_member.
9178 (Archive::print_stats): New function.
9179 * archive.h: Declare Object and Read_symbols_data classes.
9180 (Archive::Archive): Add initializers for new members.
9181 (Archive::setup): Add parameter.
9182 (Archive::print_stats): New function.
9183 (Archive::total_archives, Archive::total_members)
9184 (Archive::total_members_loaded): New variables.
9185 (Archive::get_file_and_offset): New function.
9186 (Archive::get_elf_object_for_member): New function.
9187 (Archive::read_all_symbols): New function.
9188 (Archive::read_symbols): New function.
9189 (Archive::Archive_member): New class.
9190 (Archive::members_): New member.
9191 (Archive::num_members_): New member.
9192 * main.cc: Include archive.h.
9193 (main): Call Archive::print_stats.
9194 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9195 archive parameter; member_name is now the fully-decorated name.
9196 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9197 * options.h: (General_options): Add --preread-archive-symbols option.
9198 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9201 2008-08-04 Ian Lance Taylor <iant@google.com>
9203 * symtab.h (Symbol::use_plt_offset): New function.
9204 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9205 * powerpc.cc (Relocate::relocate): Likewise.
9206 * sparc.cc (Relocate::relocate): Likewise.
9207 * x86_64.cc (Relocate::relocate): Likewise.
9208 * testsuite/weak_plt.sh: New test.
9209 * testsuite/weak_plt_main.cc: New test.
9210 * testsuite/weak_plt_shared.cc: New test.
9211 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9212 (check_PROGRAMS): Add weak_plt.
9213 (check_DATA): Add weak_plt_shared.so.
9214 (weak_plt_main_pic.o, weak_plt): New targets.
9215 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9216 * testsuite/Makefile.in: Rebuild.
9218 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9220 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9221 * testsuite/Makefile.in: Rebuild.
9223 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9225 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9226 * Makefile.in: Regenerate.
9227 * po/POTFILES.in: Regenerate.
9229 2008-07-29 Ian Lance Taylor <iant@google.com>
9231 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9232 symbols before other symbols.
9233 * testsuite/script_test_2.cc (test_addr): Declare.
9234 (test_addr_alias): Declare.
9235 (main): Check that test_addr and test_addr_alias have the right
9237 * testsuite/script_test_2.t: Define test_addr_alias and
9240 2008-07-24 Ian Lance Taylor <iant@google.com>
9243 * descriptors.cc: New file.
9244 * descriptors.h: New file.
9245 * gold-threads.h (class Hold_optional_lock): New class.
9246 * fileread.cc: Include "descriptors.h".
9247 (File_read::~File_read): Release descriptor rather than closing
9249 (File_read::open) [file]: Call open_descriptor rather than open.
9250 Set is_descriptor_opened_.
9251 (File_read::open) [memory]: Assert that descriptor is not open.
9252 (File_read::reopen_descriptor): New function.
9253 (File_read::release): Release descriptor.
9254 (File_read::do_read): Make non-const. Reopen descriptor.
9255 (File_read::read): Make non-const.
9256 (File_read::make_view): Reopen descriptor.
9257 (File_read::do_readv): Likewise.
9258 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9259 Update declarations.
9260 * layout.cc: Include "descriptors.h".
9261 (Layout::create_build_id): Use open_descriptor rather than open.
9262 * output.cc: Include "descriptors.h".
9263 (Output_file::open): Use open_descriptor rather than open.
9264 * archive.cc (Archive::const_iterator): Change Archive to be
9266 (Archive::begin, Archive::end): Make non-const.
9267 (Archive::count_members): Likewise.
9268 * archive.h (class Archive): Update declarations.
9269 * object.h (Object::read): Make non-const.
9270 * Makefile.am (CCFILES): Add descriptors.cc.
9271 (HFILES): Add descriptors.h.
9272 * Makefile.in: Rebuild.
9275 * gold.h: Always include <clocale>. Add Solaris workarounds
9276 following code in binutils/sysdep.h.
9279 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9280 this->eh_frame_hdr_ is NULL before using it.
9282 * dynobj.cc (Versions::Versions): Update comment.
9284 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9285 the base version name.
9287 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9288 array size plus one.
9289 (Stringpool_template::set_string_offsets): Subtract one from key
9290 before using it as an array index.
9291 (Stringpool_template::get_offset_with_length): Likewise.
9292 (Stringpool_template::write_to_buffer): Likewise.
9293 * stringpool.h (Stringpool_template::get_offset_from_key):
9296 2008-07-23 Ian Lance Taylor <iant@google.com>
9299 * object.h (Merged_symbol_value::value): Do our best to handle a
9303 * script.cc (Version_script_info::get_versions): Don't add empty
9304 version tag to return value.
9305 (Version_script_info::get_symbol_version_helper): Change return
9306 type to bool. Add pversion parameter. Change all callers.
9307 (script_register_vers_node): Don't require a non-NULL tag.
9308 * script.h (class Version_script_info): Update declarations.
9309 (Version_script_info::get_symbol_version): Change return type to
9310 bool. Add version parameter. Change all callers.
9311 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9312 handling. Handle an empty version from a version script.
9313 (Symbol_table::define_special_symbol): Likewise.
9314 * testsuite/ver_test_10.script: New file.
9315 * testsuite/ver_test_10.sh: New file.
9316 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9317 (check_DATA): Add ver_test_10.syms.
9318 (ver_test_10.syms, ver_test_10.so): New target.
9319 * testsuite/Makefile.in: Rebuild.
9321 2008-07-23 Simon Baldwin <simonb@google.com>
9323 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9324 to zero for undefined symbols from dynamic libraries.
9326 2008-07-23 Ian Lance Taylor <iant@google.com>
9328 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9330 * symtab.h (class Symbol_table): Update declaration.
9331 * testsuite/ver_test_9.cc: New file.
9332 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9333 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9334 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9335 (ver_test_9.so, ver_test_9.o): New targets.
9336 * testsuite/Makefile.in: Rebuild.
9338 2008-07-22 Ian Lance Taylor <iant@google.com>
9340 * options.h (class General_options): Define --check-sections.
9341 * layout.cc (Layout::set_segment_offsets): Handle
9344 * options.h (class General_options): Define -n/--nmagic and
9346 * options.cc (General_options::finalize): For -n/--nmagic or
9347 -N/--omagic, set -static.
9348 * layout.cc (Layout::attach_allocated_section_to_segment): If
9349 -N/--omagic, don't put read-only and read-write sections in
9351 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9352 finding a read-only segment.
9353 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9354 don't set the minimum segment alignment to the common page size,
9355 and don't set the file offset to the address modulo the page size.
9356 * script-sections.cc (Script_sections::create_segments): If
9357 -n/--omagic, don't put read-only and read-write sections in
9360 * cref.cc: New file.
9362 * options.h (class General_options): Add --print-symbol-counts.
9363 * main.cc (main): Issue defined symbol report if requested.
9364 * archive.cc (Archive::interpret_header): Make into a const member
9366 (Archive::add_symbols): Call Input_objects::archive_start and
9368 (Archive::const_iterator): Define new class.
9369 (Archive::begin, Archive::end): New functions.
9370 (Archive::include_all_members): Rewrite to use iterator.
9371 (Archive::count_members): New function.
9372 * archive.h (class Archive): Update declarations.
9373 (Archive::filename): New function.
9374 * object.cc: Include "cref.h".
9375 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9376 (Sized_relobj::do_get_global_symbol_counts): New function.
9377 (Input_objects::add_object): Add object to cross-referencer.
9378 (Input_objects::archive_start): New function.
9379 (Input_objects::archive_stop): New function.
9380 (Input_objects::print_symbol_counts): New function.
9381 * object.h: Declare Cref and Archive.
9382 (Object::get_global_symbol_counts): New function.
9383 (Object::do_get_global_symbol_counts): New pure virtual function.
9384 (class Sized_relobj): Add defined_count_ field. Update
9386 (class Input_objects): Add cref_ field. Update constructor.
9387 Update declarations.
9388 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9390 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9392 (Sized_dynobj::do_get_global_symbol_counts): New function.
9393 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9394 defined_count_. Update declarations. Define Symbols typedef.
9395 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9396 parameter. Change all callers.
9397 (Symbol_table::add_from_dynobj): Add sympointers and defined
9398 parameters. Change all callers.
9399 * symtab.h (class Symbol_table): Update declarations.
9400 * Makefile.am (CCFILES): Add cref.cc.
9401 (HFILES): Add cref.h.
9402 * Makefile.in: Rebuild.
9404 2008-07-22 Simon Baldwin <simonb@google.com>
9406 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9407 to zero when writing undefined symbols.
9409 2008-07-22 Ian Lance Taylor <iant@google.com>
9411 * output.cc (Output_section::add_input_section): Don't try to
9412 merge empty merge sections.
9414 2008-07-21 Craig Silverstein <csilvers@google.com>
9416 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9417 Include symbol version in error message.
9419 2008-07-20 Chris Demetriou <cgd@google.com>
9421 * configure.ac (gold_cv_c_random_seed): New configured variable.
9422 (RANDOM_SEED_CFLAGS): New substituted variable.
9423 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9424 * configure: Rebuild.
9425 * Makefile.in: Likewise.
9426 * testsuite/Makefile.in: Likewise.
9428 2008-07-18 Ian Lance Taylor <iant@google.com>
9430 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9431 where we see NAME/NULL and NAME/VERSION as separate symbols.
9432 * testsuite/ver_test_main.cc (main): Call t4.
9433 (t4, t4_2a): Define.
9434 * testsuite/ver_test_2.cc (t4_2): Define.
9435 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9436 * testsuite/ver_test_4.cc (t4_2a): Define.
9437 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9438 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9440 2008-07-17 Ian Lance Taylor <iant@google.com>
9442 * dynobj.cc (Versions::add_def): If we give an error about a
9443 missing version, go ahead and create the version anyhow.
9445 2008-07-10 Ian Lance Taylor <iant@google.com>
9447 Handle output sections with more than 0x7fffffff bytes.
9448 * object.h (class Relobj): Change map_to_output_ to
9449 output_sections_, and just keep a section pointer. Change all
9450 uses. Move comdat group support to Sized_relobj.
9451 (Relobj::is_section_specially_mapped): Remove.
9452 (Relobj::output_section): Remove poff parameter. Change all
9454 (Relobj::output_section_offset): New function.
9455 (Relobj::set_section_offset): Rewrite.
9456 (Relobj::map_to_output): Remove.
9457 (Relobj::output_sections): New function.
9458 (Relobj::do_output_section_offset): New pure virtual function.
9459 (Relobj::do_set_section_offset): Likewise.
9460 (class Sized_relobj): Add section_offsets_ field. Add comdat
9461 group support from Relobj. Update declarations.
9462 (Sized_relobj::get_output_section_offset): New function.
9463 (Sized_relobj::do_output_section_offset): New function.
9464 (Sized_relobj::do_set_section_offset): New function.
9465 * object.cc (Relobj::output_section_address): Remove.
9466 (Sized_relobj::Sized_relobj): Initialize new fields.
9467 (Sized_relobj::include_section_group): Cast find_kept_object to
9469 (Sized_relobj::include_linkonce_section): Likewise.
9470 (Sized_relobj::do_layout): Use separate arrays for output section
9472 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9474 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9475 output_sections and section_offsets.
9476 (Sized_relobj::write_local_symbols): Likewise.
9477 (map_to_kept_section): Compute output address directly.
9478 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9479 output_sections and section_offsets.
9480 (Sized_relobj::write_sections): Likewise.
9481 (Sized_relobj::relocate_sections): Likewise.
9482 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9483 * output.h (class Output_reloc): Update declarations. Change
9484 u2_.relobj to Sized_relobj*.
9485 (class Output_data_reloc): Change add functions to use
9487 * output.cc (Output_reloc::Output_reloc): Change relobj to
9489 (Output_reloc::local_section_offset): Change return type to
9490 Elf_Addr. Use get_output_section_offset.
9491 (Output_reloc::get_address): Likewise.
9492 (Output_section::is_input_address_mapped): Don't call
9493 is_section_specially_mapped.
9494 (Output_section::output_offset): Likewise.
9495 (Output_section::output_address): Likewise.
9496 (Output_section::starting_output_address): Likewise.
9497 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9498 parameter to Sized_relobj*.
9499 (Copy_relocs::need_copy_reloc): Likewise.
9500 (Copy_relocs::save): Likewise.
9501 * copy-relocs.h (class Copy_relocs): Update declarations.
9502 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9503 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9504 * target-reloc.h (relocate_for_relocatable): Change
9505 offset_in_output_section type to Elf_Addr. Change code that uses
9507 * layout.cc (Layout::layout): Always set *off.
9508 * mapfile.cc (Mapfile::print_input_section): Use
9509 output_section_offset.
9510 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9512 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9513 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9514 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9516 2008-07-03 Ian Lance Taylor <iant@google.com>
9518 * layout.cc (Layout::include_section): Do not discard unrecognized
9519 SHT_STRTAB sections.
9521 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9523 * script.cc (Lex::can_continue_name): Make '?' allowable in
9524 version-script names.
9525 * testsuite/version_script.map: Change glob pattern to use '?'
9527 2008-06-30 Manish Singh <yosh@gimp.org>
9530 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9533 2008-06-30 Ian Lance Taylor <iant@google.com>
9537 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9538 versions]: Don't try to read the value in the contents, since we
9539 don't use it. Use the template endianness when writing.
9541 2008-06-25 Cary Coutant <ccoutant@google.com>
9543 * fileread.cc (File_read::make_view): Assert on zero-length view.
9544 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9545 symbol table when there are no symbols to read.
9547 2008-06-23 Craig Silverstein <csilvers@google.com>
9549 * version.cc (version_string): Bump to 1.7
9551 2008-06-18 Craig Silverstein <csilvers@google.com>
9553 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9554 constant 0xFFFF to type Valtype.
9555 (Powerpc_relocate_functions::rel16_ha): Likewise.
9557 2008-06-17 Ian Lance Taylor <iant@google.com>
9559 * output.h (Output_section::Input_section): Initialize p2align_ to
9560 zero for Output_section_data constructors.
9561 (Output_section::Input_section::addralign): If not an input
9562 section, return the alignment of the Output_section_data.
9563 * testsuite/copy_test.cc: New file.
9564 * testsuite/copy_test_1.cc: New file.
9565 * testsuite/copy_test_2.cc: New file.
9566 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9567 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9568 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9569 (copy_test_1_pic.o, copy_test_1.so): New targets.
9570 (copy_test_2_pic.o, copy_test_2.so): New targets.
9571 * testsuite/Makefile.in: Rebuild.
9573 * script-sections.cc (Script_sections::place_orphan): Initialize
9574 local variable exact.
9576 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9578 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9580 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9581 David S. Miller <davem@davemloft.net>
9583 * powerpc.cc: New file.
9584 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9585 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9586 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9587 * Makefile.in: Rebuild.
9589 2008-06-09 Ian Lance Taylor <iant@google.com>
9591 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9593 (throwing, orig_terminate): New static variables.
9594 (terminate_handler): New static function.
9595 (t2): Set terminate handler.
9597 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9600 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9603 2008-05-30 Cary Coutant <ccoutant@google.com>
9605 * archive.cc (Archive::include_all_members) Correct to step
9606 over symbol table and extended name table in thin archives.
9608 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9611 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9614 2008-05-28 Caleb Howe <cshowe@google.com>
9616 * reduced_debug_output.cc: New file.
9617 * reduced_debug_output.h: New file.
9618 * options.h (class General_options): Add --strip-debug-non-line.
9619 * options.cc (General_options::finalize): Add strip_debug_non_line
9620 to the strip heirarchy.
9621 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9623 * layout.cc: Include "reduced_debug_output.h".
9624 (Layout::Layout): Initialize new fields.
9625 (line_only_debug_sections): New static array.
9626 (is_lines_only_debug_sections): New static inline function.
9627 (Layout::include_section): Handle --strip-debug-non-line.
9628 (Layout::make_output_section): If --strip-debug-non-line, build
9629 new output sections for .debug_abbrev and .debug_info.
9630 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9631 gold. Warn about possible overflow.
9632 (read_signed_LEB_128): Likewise.
9633 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9634 (read_signed_LEB_128): Declare.
9635 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9636 (HFILES): Add reduced_debug_output.h.
9637 * Makefile.in: Rebuild.
9639 2008-05-21 Ian Lance Taylor <iant@google.com>
9641 * mapfile.cc: New file.
9642 * mapfile.h: New file.
9643 * options.h (class General_options): Add -M/--print-map and -Map.
9644 * options.cc (General_options::finalize): Make -M equivalent to
9646 * main.cc: Include <cstdio> and "mapfile.h".
9647 (main): Open mapfile if requested.
9648 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9649 constructor. Change caller.
9650 (queue_initial_tasks): Add mapfile parameter. Change caller.
9651 (queue_middle_tasks): Likewise.
9652 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9654 * archive.cc: Include "mapfile.h".
9655 (Archive::add_symbols): Add mapfile parameter. Change all
9656 callers. Pass mapfile, symbol, and reason to include_member.
9657 (Archive::include_all_members): Add mapfile parameter. Change all
9659 (Archive::include_member): Add mapfile, sym, and why parameters.
9660 Change all callers. Report inclusion to map file.
9661 * archive.h: Include "fileread.h".
9662 (class Archive): Update declarations.
9663 (Archive::file): New const method.
9664 (class Add_archive_symbols): Add mapfile_ field. Update
9665 constructor. Change all callers.
9666 * readsyms.h (class Read_symbols): Likewise.
9667 (class Finish_group): Likewise.
9668 (class Read_script): Likewise.
9669 * common.cc: Include "mapfile.h".
9670 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9672 (Symbol_table::do_allocate_commons): Likewise.
9673 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9674 symbol allocation to mapfile.
9675 * common.h (class Allocate_commons_task): Add mapfile_ field.
9676 Update constructor. Change all callers.
9677 * symtab.h (class Symbol_table): Update declarations.
9678 * layout.cc: Include "mapfile.h".
9679 (Layout_task_runner::run): Print information to mapfile.
9680 (Layout::create_gold_note): Change Output_data_fixed_space to
9681 Output_data_zero_fill.
9682 (Layout::create_build_id): Likewise.
9683 (Layout::print_to_mapfile): New function.
9684 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9685 constructor. Change caller.
9686 (class Layout): Declare print_to_mapfile.
9687 * output.cc (Output_section::Input_section::print_to_mapfile): New
9689 (Output_section::add_input_section): If producing a map, always
9690 add to input_sections_ list.
9691 (Output_section::do_print_to_mapfile): New function.
9692 (Output_segment::print_sections_to_mapfile): New function.
9693 (Output_segment::print_section_list_to_mapfile): New function.
9694 * output.h: Include "mapfile.h".
9695 (Output_data::print_to_mapfile): New function.
9696 (Output_data::do_print_to_mapfile): New virtual function.
9697 (Output_segment_headers::do_print_to_mapfile): New function.
9698 (Output_file_header::do_print_to_mapfile): New function.
9699 (Output_data_const::do_print_to_mapfile): New function.
9700 (class Output_data_const_buffer): Add map_name_ field. Update
9701 constructor. Change all callers. Add do_print_to_mapfile
9703 (class Output_data_fixed_space): Likewise.
9704 (class Output_data_space): Likewise.
9705 (class Output_data_zero_fill): New class.
9706 (Output_data_strtab::do_print_to_mapfile): New function.
9707 (Output_data_reloc_base::do_print_to_mapfile): New function.
9708 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9709 (Output_data_group::do_print_to_mapfile): New function.
9710 (Output_data_got::do_print_to_mapfile): New function.
9711 (Output_data_dynamic::do_print_to_mapfile): New function.
9712 (Output_symtab_xindex::do_print_to_mapfile): New function.
9713 (class Output_section): Declare do_print_to_mapflie. Declare
9714 print_to_mapfile in Input_section.
9715 (class Output_segment): Declare new functions.
9716 * object.h (Sized_relobj::symbol_count): New function.
9717 * script-sections.cc
9718 (Output_section_element_dot_assignment::set_section_addresses):
9719 Change Output_data_fixed_space to Output_data_zero_fill.
9720 (Output_data_expression::do_print_to_mapfile): New function.
9721 * script.cc (read_input_script): Add mapfile parameter. Change
9723 * script.h (read_input_script): Update declaration.
9724 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9725 (Eh_frame::do_print_to_mapfile): New function.
9726 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9727 (Output_merge_string::do_print_to_mapfile): New function.
9728 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9730 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9732 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9734 * Makefile.am (CCFILES): Add mapfile.cc.
9735 (HFILES): Add mapfile.h.
9736 * Makefile.in: Rebuild.
9738 2008-05-19 Ian Lance Taylor <iant@google.com>
9740 * options.h (class General_options): Add -z relro.
9741 * layout.cc (Layout::Layout): Initialize relro_segment_.
9742 (Layout::add_output_section_data): Return the output section.
9743 (Layout::make_output_section): Rcognize relro sections and mark
9745 (Layout::attach_allocated_section_to_segment): Put relro sections
9746 in a PT_GNU_RELRO segment.
9747 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9749 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9751 (Layout::linkonce_mapping): Map d.rel.ro.local to
9753 (Layout::output_section_name): Us .data.rel.ro.local for any
9754 section which begins with that.
9755 * layout.h (class Layout): Update add_output_section_data
9756 declaration. Add relro_segment_ field.
9757 * output.cc (Output_section::Output_section): Initialize is_relro_
9758 and is_relro_local_ fields.
9759 (Output_segment::add_output_section): Group relro sections.
9760 (Output_segment::is_first_section_relro): New function.
9761 (Output_segment::maximum_alignment): If there is a relro section,
9762 align the segment to the common page size.
9763 (Output_segment::set_section_addresses): Track whether we are
9764 looking at relro sections. If the last section is a relro
9765 section, align to the common page size.
9766 (Output_segment::set_section_list_addresses): Add in_relro
9767 parameter. Change all callers. Align to the page size when
9768 moving from relro to non-relro section.
9769 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9771 * output.h (class Output_section): Add is_relro_ and
9772 is_relro_local_ fields.
9773 (Output_section::is_relro): New function.
9774 (Output_section::set_is_relro): New function.
9775 (Output_section::is_relro_local): New function.
9776 (Output_section::set_is_relro_local): New function.
9777 (class Output_segment): Update declarations.
9778 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9779 * sparc.cc (Target_sparc::got_section): Likewise.
9780 * x86_64.cc (Target_x86_64::got_section): Likewise.
9781 * testsuite/relro_test_main.cc: New file.
9782 * testsuite/relro_test.cc: New file.
9783 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9784 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9785 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9786 (relro_test.so, relro_test_pic.o): New targets.
9787 * testsuite/Makefile.in: Rebuild.
9789 2008-05-16 Ian Lance Taylor <iant@google.com>
9791 * output.cc (Output_segment::add_output_section): Remove front
9793 * output.h (class Output_segment): Remove
9794 add_initial_output_section and overloaded add_output_section.
9795 Update declaration of remaining add_output_section.
9796 * layout.cc (Layout::create_interp): Call add_output_section
9797 rather than add_initial_output_section.
9798 (Layout::finish_dynamic_section): Likewise.
9800 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9801 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9802 know the dynamic type.
9803 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9804 field. Initialize it in constructor.
9805 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9806 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9807 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9810 * output.cc (Output_reloc::get_address): Change return type to
9812 * output.h (class Output_reloc): Update get_address declaration.
9813 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9814 for section addresses.
9816 2008-05-09 Ian Lance Taylor <iant@google.com>
9819 * gold.cc (gold_nomem): Use return value of write.
9821 2008-05-08 Ian Lance Taylor <iant@google.com>
9823 * symtab.c (Symbol::init_base_output_data): Add version
9824 parameter. Change all callers.
9825 (Symbol::init_base_output_segment): Likewise.
9826 (Symbol::init_base_constant): Likewise.
9827 (Symbol::init_base_undefined): Likewise.
9828 (Sized_symbol::init_output_data): Likewise.
9829 (Sized_symbol::init_output_segment): Likewise.
9830 (Sized_symbol::init_constant): Likewise.
9831 (Sized_symbol::init_undefined): Likewise.
9832 (Symbol_table::do_define_in_output_data): If the new symbol has a
9833 version, mark it as the default.
9834 (Symbol_table::do_define_in_output_segment): Likewise.
9835 (Symbol_table::do_define_as_constant): Likewise.
9836 * symtab.h (class Symbol): Update declarations.
9837 (class Sized_symbol): Likewise.
9838 * resolve.cc (Symbol::override_version): New function.
9839 (Symbol::override_base): Call override_version.
9840 (Symbol::override_base_with_special): Likewise.
9841 * testsuite/ver_script_8.script: New file.
9842 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9843 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9844 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9845 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9847 2008-05-06 Ian Lance Taylor <iant@google.com>
9850 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9852 (class General_options): Remove existing --undefined, and add
9853 --no-undefined instead. Add new --undefined as synonym for -u.
9854 * archive.cc (Archive::add_symbols): Check whether symbol was
9856 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9857 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9858 all uses. Add IS_UNDEFINED. Update declarations to split
9859 different versions of init_base. Declare init_base_undefined.
9860 (Symbol::is_defined): Handle IS_UNDEFINED.
9861 (Symbol::is_undefined): Likewise.
9862 (Symbol::is_weak_undefined): Call is_undefined.
9863 (Symbol::is_absolute): Handle IS_CONSTANT.
9864 (class Sized_symbol): Update declarations to split different
9865 versions of init. Declare init_undefined.
9866 (class Symbol_table): Declare new functions.
9867 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9869 (Symbol::init_base_output_data): Likewise.
9870 (Symbol::init_base_output_segment): Likewise.
9871 (Symbol::init_base_constant): Likewise.
9872 (Symbol::init_base_undefined): New function.
9873 (Sized_symbol::init_object): Rename from init. Change all
9875 (Sized_symbol::init_output_data): Likewise.
9876 (Sized_symbol::init_output_segment): Likewise.
9877 (Sized_symbol::init_constant): Likewise.
9878 (Sized_symbol::init_undefined): New function.
9879 (Symbol_table::add_undefined_symbols_from_command_line): New
9881 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9883 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9884 (Symbol::output_section): Likewise.
9885 (Symbol::set_output_section): Likewise.
9886 (Symbol_table::sized_finalize_symbol): Likewise.
9887 (Symbol_table::sized_write_globals): Likewise.
9888 * resolve.cc (Symbol_table::should_override): Likewise.
9889 (Symbol::override_base_with_special): Likewise.
9891 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9892 symbol, change it to have default visibility.
9893 * testsuite/protected_1.cc: New file.
9894 * testsuite/protected_2.cc: New file.
9895 * testsuite/protected_3.cc: New file.
9896 * testsuite/protected_main_1.cc: New file.
9897 * testsuite/protected_main_2.cc: New file.
9898 * testsuite/protected_main_3.cc: New file.
9899 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9900 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9901 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9902 (protected_1.so): New target.
9903 (protected_1_pic.o, protected_2_pic.o): New targets.
9904 (protected_3_pic.o): New target.
9905 (check_PROGRAMS): Add protected_2.
9906 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9907 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9908 * testsuite/Makefile.in: Rebuild.
9910 * options.h (DEFINE_var): Add set_user_set_##varname__.
9911 (DEFINE_bool_alias): New macro.
9912 (class General_options): Define -Bstatic using DEFINE_bool_alias
9913 rather than DEFINE_special. Add --undefined as an alias for -z
9915 * options.cc (General_options::parse_Bstatic): Remove.
9917 * options.h (class General_options): Add --fatal-warnings.
9918 * main.cc (main): Implement --fatal-warnings.
9919 * errors.h (Errors::warning_count): New function.
9921 * options.h (class General_options): Add -Bsymbolic-functions.
9922 * symtab.h (Symbol::is_preemptible): Check for
9923 -Bsymbolic-functions.
9925 2008-05-05 Ian Lance Taylor <iant@google.com>
9927 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9928 as noVARNAME rather than no-VARNAME.
9929 (class General_options): Add option -z combreloc.
9930 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9932 (Output_reloc::sort_before) [SHT_REL]: New function.
9933 (Output_reloc::sort_before) [SHT_RELA]: New function.
9934 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9935 Sort_relocs_comparison.
9936 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9937 parameter. Change all callers.
9938 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9939 sort_relocs parameter. Change all callers.
9940 * output.cc (Output_reloc::get_address): New function, broken out
9942 (Output_reloc::write_rel): Call it.
9943 (Output_reloc::compare): New function.
9944 (Output_data_reloc_base::do_write): Optionally sort relocs.
9946 * configure.ac: If targ_extra_obj is set, link it in.
9947 * configure.tgt: Initialize all variables.
9948 (x86_64*): Set targ_extra_obj and targ_extra_size.
9949 * configure: Rebuild.
9951 * object.cc (Sized_relobj::include_section_group): Adjust section
9952 indexes read from group data. Build vector to pass to
9954 * layout.cc (Layout::layout_group): Add flags and shndxes
9955 parameters. Remove contents parameter. Change caller. Update
9956 explicit instantiations.
9957 * layout.h (class Layout): Update layout_group declaration.
9958 * output.cc (Output_data_group::Output_data_group): Add flags and
9959 input_shndxes parameters. Remove contents parameter. Change
9961 (Output_data_group::do_write): Change input_sections_ to
9963 * output.h (class Output_data_group): Update constructor
9964 declaration. Rename input_sections_ to input_shndxes_.
9965 * testsuite/many_sections_test.cc: Add template.
9967 2008-04-30 Cary Coutant <ccoutant@google.com>
9969 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9971 * layout.cc (Layout::include_section): Refactored check for debug
9973 (Layout::add_comdat): Add new parameters. Change type
9974 of signature parameter. Add object and shndx to signatures table.
9975 (Layout::find_kept_object): New function.
9976 * layout.h: Include <cstring>.
9977 (Layout::is_debug_info_section): New function.
9978 (Layout::add_comdat): Add new parameters.
9979 (Layout::find_kept_object): New function.
9980 (Layout::Kept_section): New struct.
9981 (Layout::Signatures): Change type of map range.
9982 * object.cc (Relobj::output_section_address): New function.
9983 (Sized_relobj::include_section_group): Add new parameters. Change
9984 calls to Layout::add_comdat. Change to build table of kept comdat
9985 groups and table mapping discarded sections to kept sections.
9986 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9987 (Sized_relobj::do_layout): Change calls to include_section_group and
9988 include_linkonce_section.
9989 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9990 value to zero when section is discarded.
9991 (Sized_relobj::map_to_kept_section): New function.
9992 * object.h (Relobj::output_section_address): New function.
9993 (Relobj::Comdat_group): New type.
9994 (Relobj::find_comdat_group): New function.
9995 (Relobj::Comdat_group_table): New type.
9996 (Relobj::Kept_comdat_section): New type.
9997 (Relobj::Kept_comdat_section_table): New type.
9998 (Relobj::add_comdat_group): New function.
9999 (Relobj::set_kept_comdat_section): New function.
10000 (Relobj::get_kept_comdat_section): New function.
10001 (Relobj::comdat_groups_): New field.
10002 (Relobj::kept_comdat_sections_): New field.
10003 (Symbol_value::input_value): Update comment.
10004 (Sized_relobj::map_to_kept_section) New function.
10005 (Sized_relobj::include_linkonce_section): Add new parameter.
10006 * target-reloc.h (Comdat_behavior): New type.
10007 (get_comdat_behavior): New function.
10008 (relocate_section): Add code to map a discarded section to the
10009 corresponding kept section when applying a relocation.
10011 2008-04-30 Craig Silverstein <csilvers@google.com>
10013 * dwarf_reader.cc (next_generation_count): New static var.
10014 (Addr2line_cache_entry): New struct.
10015 (addr2line_cache): New static var.
10016 (Dwarf_line_info::one_addr2line): Added caching.
10017 (Dwarf_line_info::clear_addr2line_cache): New function.
10018 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10019 cache-size parameter.
10020 (Dwarf_line_info::one_addr2line_cache): New function.
10021 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10022 new cache-size argument to one_addr2line(), and clear cache.
10024 2008-04-28 Cary Coutant <ccoutant@google.com>
10026 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10027 R_386_PC8 relocations.
10029 2008-04-23 Ian Lance Taylor <iant@google.com>
10031 * object.cc (Sized_relobj::include_section_group): Check for
10032 invalid section group.
10034 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10037 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10038 than read for file header.
10039 * archive.cc (Archive::include_member): Likewise.
10041 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10043 * aclocal.m4: Regenerate.
10044 * configure: Regenerate.
10046 2008-04-19 Ian Lance Taylor <iant@google.com>
10048 * version.cc (version_string): Bump to 1.6.
10050 * testsuite/Makefile.am (many_sections_r_test): New target.
10051 (many_sections_r_test_SOURCES): Remove.
10052 (many_sections_r_test_DEPENDENCIES): Remove.
10053 (many_sections_r_test_LDFLAGS): Remove.
10054 (many_sections_r_test_LDADD): Remove.
10056 * object.cc (Sized_relobj::do_add_symbols): Always pass
10057 local_symbol_count_ to add_from_relobj.
10059 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10060 every thousand variables.
10061 * testsuite/Makefile.in: Rebuild.
10063 * object.cc (Xindex::initialize_symtab_xindex): New function.
10064 (Xindex::read_symtab_xindex): New function.
10065 (Xindex::sym_xindex_to_shndx): New function.
10066 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10068 (Sized_relobj::do_initialize_xindex): New function.
10069 (Sized_relobj::do_read_symbols): Adjust section links.
10070 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10071 parameter. Change all callers.
10072 (Sized_relobj::include_section_group): Adjust section links and
10073 symbol section indexes.
10074 (Sized_relobj::do_layout): Adjust section links.
10075 (Sized_relobj::do_count_local_symbols): Adjust section links and
10076 symbol section indexes.
10077 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10078 ordinary and special symbols.
10079 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10080 dynsym_xindex parameters. Change all callers. Adjust section
10081 links. Use SHN_XINDEX when needed.
10082 (Sized_relobj::get_symbol_location_info): Adjust section links.
10083 Don't get fooled by special symbols.
10084 * object.h (class Xindex): Define.
10085 (class Object): Add xindex_ parameter. Declare virtual functoin
10086 do_initialize_xindex.
10087 (Object::adjust_sym_shndx): New function.
10088 (Object::set_xindex): New protected function.
10089 (class Symbol_value): Add is_ordinary_shndx_ field.
10090 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10091 (Symbol_value::value): Assert ordinary section.
10092 (Symbol_value::initialize_input_to_output_map): Likewise.
10093 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10094 Change all callers.
10095 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10097 (class Sized_relobj): Update declarations.
10098 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10099 parameter. Change all callers.
10100 (Sized_relobj::adjust_shndx): New function.
10101 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10103 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10104 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10105 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10106 (Sized_dynobj::read_dynsym_section): Adjust section links.
10107 (Sized_dynobj::read_dynamic): Likewise.
10108 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10110 (Sized_dynobj::do_initialize_xindex): New function.
10111 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10112 do_initialize_xindex.
10113 (Sized_dynobj::adjust_shndx): New function.
10114 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10115 dynsym_xindex_ fields.
10116 (Layout::finalize): Add a call to set_section_indexes before
10117 creating the symtab sections.
10118 (Layout::set_section_indexes): Don't do anything if the section
10119 already has a section index.
10120 (Layout::create_symtab_sections): Add shnum parameter. Change
10121 caller. Create .symtab_shndx section if needed.
10122 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10124 (Layout::allocated_output_section_count): New function.
10125 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10127 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10128 fields. Update declarations.
10129 (Layout::symtab_xindex): New function.
10130 (Layout::dynsym_xindex): New function.
10131 (class Write_symbols_task): Add layout_ field.
10132 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10134 * output.cc (Output_section_headers::Output_section_headers): Add
10135 shstrtab_section parameter. Change all callers.
10136 (Output_section_headers::do_sized_write): Store overflow values
10137 for section count and section string table section index in
10138 section header zero.
10139 (Output_file_header::do_sized_write): Check for overflow of
10140 section count and section string table section index.
10141 (Output_symtab_xindex::do_write): New function.
10142 (Output_symtab_xindex::endian_do_write): New function.
10143 * output.h (class Output_section_headers): Add shstrtab_section_.
10144 Update declarations.
10145 (class Output_symtab_xindex): Define.
10146 (Output_section::has_out_shndx): New function.
10147 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10149 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10150 Change all callers.
10151 (Sized_symbol::init): Likewise.
10152 (Symbol::output_section): Check for ordinary symbol.
10153 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10154 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10156 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10157 Change all callers. Simplify handling of symbols from sections
10158 not included in the link.
10159 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10161 (Weak_alias_sorter::operator()): Assert that symbols are
10163 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10165 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10166 parameters. Change all callers.
10167 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10168 symbol distinction. Use SHN_XINDEX when needed.
10169 (Symbol_table::write_section_symbol): Add symtab_xindex
10170 parameter. Change all callers.
10171 (Symbol_table::sized_write_section_symbol): Likewise. Use
10172 SHN_XINDEX when needed.
10173 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10175 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10176 (Symbol::is_defined): Check is_ordinary.
10177 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10178 (Symbol::is_absolute, Symbol::is_common): Likewise.
10179 (class Sized_symbol): Update declarations.
10180 (class Symbol_table): Update declarations.
10181 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10182 parameters. Change all callers.
10183 (Sized_symbol::override): Likewise.
10184 (Symbol_table::override): Likewise.
10185 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10186 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10187 is_ordinary, and orig_st_shndx parameters. Change all callers.
10188 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10189 to be in an ordinary section.
10190 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10191 object and is_ordinary parameters. Change all callers.
10192 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10193 Change all callers. Don't add undefined or non-ordinary symbols
10195 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10196 Change all callers.
10197 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10199 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10200 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10201 (Sized_relobj::relocate_sections): Likewise.
10202 * target-reloc.h (scan_relocs): Adjust section symbol index.
10203 (scan_relocatable_relocs): Likewise.
10204 * i386.cc (Scan::local): Check for ordinary symbols.
10205 * sparc.cc (Scan::local): Likewise.
10206 * x86_64.cc (Scan::local): Likewise.
10207 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10208 to symbol_section_and_value.
10209 * testsuite/many_sections_test.cc: New file.
10210 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10211 (check_PROGRAMS): Add many_sections_test.
10212 (many_sections_test_SOURCES): Define.
10213 (many_sections_test_DEPENDENCIES): Define.
10214 (many_sections_test_LDFLAGS): Define.
10215 (BUILT_SOURCES): Add many_sections_define.h.
10216 (many_sections_define.h): New target.
10217 (BUILT_SOURCES): Add many_sections_check.h.
10218 (many_sections_check.h): New target.
10219 (check_PROGRAMS): Add many_sections_r_test.
10220 (many_sections_r_test_SOURCES): Define.
10221 (many_sections_r_test_DEPENDENCIES): Define.
10222 (many_sections_r_test_LDFLAGS): Define.
10223 (many_sections_r_test_LDADD): Define.
10224 (many_sections_r_test.o): New target.
10225 * testsuite/Makefile.in: Rebuild.
10227 2008-04-17 Cary Coutant <ccoutant@google.com>
10229 * errors.cc (Errors::info): New function.
10230 (gold_info): New function.
10231 * errors.h (Errors::info): New function.
10232 * gold.h (gold_info): New function.
10233 * object.cc (Input_objects::add_object): Print trace output.
10234 * options.cc (options::parse_set): New function.
10235 (General_options::parse_wrap): Deleted.
10236 (General_options::General_options): Deleted initializer.
10237 * options.h (options::String_set): New typedef.
10238 (options::parse_set): New function.
10239 (DEFINE_set): New macro.
10240 (General_options::wrap): Changed to use DEFINE_set. Changed
10241 callers of any_wrap_symbols and is_wrap_symbol.
10242 (General_options::trace, General_options::trace_symbol):
10244 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10245 (General_options::wrap_symbols_): Deleted.
10246 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10248 2008-04-17 David S. Miller <davem@davemloft.net>
10250 * options.cc (General_options::parse_V): New function.
10251 * options.h: Add entries for -V and -Qy.
10253 2008-04-17 Ian Lance Taylor <iant@google.com>
10255 * common.cc (Symbol_table::allocate_commons): Remove options
10256 parameter. Change caller.
10257 (Symbol_table::do_allocate_commons): Remove options parameter.
10258 Change caller. Just call do_allocate_commons_list twice.
10259 (Symbol_table::do_allocate_commons_list): New function, broken out
10260 of do_allocate_commons.
10261 * common.h (class Allocate_commons_task): Remove options_ field.
10262 Update constructor.
10263 * symtab.cc (Symbol_table::Symbol_table): Initialize
10265 (Symbol_table::add_from_object): Put TLS common symbols on
10267 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10268 which are IN_OUTPUT_DATA.
10269 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10270 allocate_commons and do_allocate_commons declarations. Declare
10271 do_allocate_commons_list.
10272 * gold.cc (queue_middle_tasks): Update creation of
10273 Allocate_commons_task to not pass options.
10274 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10275 (TLS_TEST_C_FLAGS): New variable.
10276 (tls_test_c_pic.o): New target.
10277 (tls_test_shared.so): Link in tls_test_c_pic.o.
10278 (tls_test_c_pic_ie.o): New target.
10279 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10280 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10281 (tls_test_c.o): New target.
10282 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10283 (tls_pic_test_LDADD): Likewise.
10284 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10285 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10286 (tls_test_c_gnu2.o): New target.
10287 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10289 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10290 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10291 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10292 * testsuite/tls_test.cc: Include "config.h".
10293 (t_last): Call t11_last.
10294 * testsuite/tls_test.h (t11, t11_last): Declare.
10295 * testsuite/tls_test_c.c: New file.
10296 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10297 * configure.ac: Check for OpenMP support.
10298 * configure, config.in, Makefile.in: Rebuild.
10299 * testsuite/Makefile.in: Rebuild.
10301 2008-04-16 Cary Coutant <ccoutant@google.com>
10303 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10304 (Target_i386::tls_base_symbol_defined_): New field.
10305 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10306 (Target_i386::Scan::global): Likewise.
10307 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10308 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10309 (Target_x86_64::tls_base_symbol_defined_): New field.
10310 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10311 (Target_x86_64::Scan::global): Likewise.
10313 2008-04-16 Cary Coutant <ccoutant@google.com>
10315 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10316 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10317 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10318 building shared libraries.
10319 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10320 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10321 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10322 * testsuite/Makefile.in: Rebuild.
10323 * testsuite/weak_undef.h: New file.
10324 * testsuite/weak_undef_file1.cc: Add extra test cases.
10325 * testsuite/weak_undef_file2.cc: Likewise.
10326 * testsuite/weak_undef_test.cc: Likewise.
10328 2008-04-16 David S. Miller <davem@davemloft.net>
10330 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10331 Add issued_non_pic_error_ field. Declare check_non_pic.
10332 (Target_sparc::Scan::check_non_pic): New function.
10333 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10334 (Target_sparc::Scan::global): Likewise.
10336 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10337 * configure: Rebuild.
10339 * options.h (DEFINE_enable): New macro.
10340 (new_dtags): New enable option.
10341 (initfirst, interpose, loadfltr, nodefaultlib,
10342 nodelete, nodlopen, nodump): New -z options.
10343 * layout.cc (Layout:finish_dynamic_section): If new
10344 dtags enabled, emit DT_RUNPATH. Also, emit a
10345 DT_FLAGS_1 containing any specified -z flags.
10347 2008-04-16 Ian Lance Taylor <iant@google.com>
10349 * copy-relocs.cc: New file.
10350 * copy-relocs.h: New file.
10351 * reloc.cc: Remove Copy_relocs code.
10352 * reloc.h: Likewise.
10353 * reloc-types.h (struct Reloc_types) [both versions]: Add
10354 get_reloc_addend_noerror.
10355 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10356 variants of add_global which take an addend which must be zero.
10357 * i386.cc: Include "copy-relocs.h".
10358 (class Target_i386): Change type of copy_relocs_ to variable,
10359 update initializer.
10360 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10361 Change all callers.
10362 (Target_i386::do_finalize_sections): Change handling of
10364 * sparc.cc: Include "copy-relocs.h".
10365 (class Target_sparc): Change type of copy_relocs_ to variable,
10366 update initializer.
10367 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10368 Change all callers.
10369 (Target_sparc::do_finalize_sections): Change handling of
10371 * x86_64.cc: Include "copy-relocs.h".
10372 (class Target_x86_64): Change type of copy_relocs_ to variable,
10373 update initializer.
10374 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10375 class. Change all callers.
10376 (Target_x86_64::do_finalize_sections): Change handling of
10378 * Makefile.am (CCFILES): Add copy-relocs.cc.
10379 (HFILES): Add copy-relocs.h.
10381 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10383 * testsuite/script_test_4.sh: Permit leading zeroes.
10385 2008-04-15 Ian Lance Taylor <iant@google.com>
10387 * script-sections.cc (Script_sections::create_segments): Use
10388 header_size_adjustment even when there is enough room for the
10390 * testsuite/script_test_4.sh: New file.
10391 * testsuite/script_test_4.t: New file.
10392 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10393 (check_DATA): Add script_test_4.stdout.
10394 (MOSTLYCLEANFILES): Likewise.
10395 (script_test_4): New target.
10396 (script_test_4.stdout): New target.
10397 * testsuite/Makefile.in: Rebuild.
10399 * sparc.cc: Add definitions for Output_data_plt_sparc class
10402 2008-04-14 David S. Miller <davem@davemloft.net>
10404 * sparc.cc: New file.
10405 * Makefile.am (TARGETSOURCES): Add sparc.cc
10406 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10407 * configure.tgt: Document targ_extra_size and
10408 targ_extra_big_endian. Add entries for sparc-* and
10410 * configure.ac: Handle targ_extra_size and
10411 targ_extra_big_endian.
10412 * Makefile.in: Rebuild.
10413 * configure: Likewise.
10414 * po/POTFILES.in: Likewise.
10415 * po/gold.pot: Likewise.
10417 2008-04-14 Ian Lance Taylor <iant@google.com>
10419 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10420 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10421 in the name/type/flags to section mapping. Don't call
10422 allocate_output_section.
10423 (Layout::choose_output_section): Change parameter from adjust_name
10424 to is_input_section. Don't permit input sections after sections
10425 are attached to segments. Don't call allocate_output_section.
10426 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10427 not write_enable_output_section.
10428 (Layout::make_output_section): Don't push to
10429 unattached_section_list_ nor call attach_to_segment. Call
10430 attach_section_to_segment if sections are attached.
10431 (Layout::attach_sections_to_segments): New function.
10432 (Layout::attach_section_to_segment): New function.
10433 (Layout::attach_allocated_section_to_segment): Rename from
10434 attach_to_segment. Remove flags parameter.
10435 (Layout::allocate_output_section): Remove function.
10436 (Layout::write_enable_output_section): Remove function.
10437 * layout.h (class Layout): Update for above changes. Add new
10438 field sections_are_attached_.
10439 * output.h (Output_section::update_flags_for_input_section): New
10441 * output.cc (Output_section::add_input_section): Call
10442 update_flags_for_input_section.
10443 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10445 2008-04-11 Cary Coutant <ccoutant@google.com>
10447 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10448 thought unnecessary.
10449 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10451 2008-04-11 Ian Lance Taylor <iant@google.com>
10453 * output.h (class Output_section_data): Remove inline definition
10455 * output.cc (Output_section_data::set_addralign): New function.
10457 2008-04-11 Cary Coutant <ccoutant@google.com>
10459 Add support for TLS descriptors for i386 and x86_64.
10460 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10461 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10462 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10464 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10465 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10466 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10468 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10469 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10470 Fix problem with initial-exec relocations.
10471 (Target_i386::Relocate::relocate_tls): Likewise.
10472 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10474 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10475 support for section-plus-offset dynamic table entries.
10476 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10477 (Output_data_dynamic::Dynamic_entry): Add support for
10478 section-plus-offset dynamic table entries.
10479 (Output_data_dynamic::Classification): Likewise.
10480 (Output_data_dynamic::classification_): Renamed offset_.
10481 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10482 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10483 (Target_x86_64::make_plt_section): New function.
10484 (Target_x86_64::reserve_tlsdesc_entries): New function.
10485 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10486 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10487 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10488 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10489 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10490 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10491 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10492 add extra PLT entry for TLS descriptors.
10493 (Output_data_plt_x86_64::got_): New field.
10494 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10495 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10497 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10499 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10500 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10501 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10502 R_386_TLS_DESC_CALL relocations.
10503 (Target_x86_64::Scan::global): Likewise.
10504 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10505 for TLS descriptors.
10506 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10507 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10508 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10509 GD-to-IE relaxation.
10510 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10511 and TLS_DESCRIPTORS.
10512 * Makefile.in: Rebuild.
10513 * configure: Rebuild.
10514 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10515 (tls_test_shared2.so): New target.
10516 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10517 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10518 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10519 (tls_shared_gd_to_ie_test_LDADD): New variable.
10520 (tls_shared_gnu2_gd_to_ie_test): New target.
10521 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10523 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10524 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10525 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10526 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10527 (tls_shared_gnu2_test): New target.
10528 (tls_test_gnu2_shared.so): New target.
10529 (tls_shared_gnu2_test_SOURCES): New variable.
10530 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10531 (tls_shared_gnu2_test_LDFLAGS): New variable.
10532 (tls_shared_gnu2_test_LDADD): New variable.
10533 * testsuite/Makefile.in: Rebuild.
10534 * testsuite/Makefile.
10536 2008-04-11 Ian Lance Taylor <iant@google.com>
10538 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10540 * testsuite/Makefile.in: Rebuild.
10542 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10544 * testsuite/script_test_2.cc (main): Adjust test.
10546 2008-04-11 David S. Miller <davem@davemloft.net>
10547 Ian Lance Taylor <iant@google.com>
10549 * options.h (General_options): Add entries for '-Y' and
10551 * options.cc (General_options:finalize): If -Y was used, add those
10552 entries to the library path instead of the default "/lib" and
10555 2008-04-11 David S. Miller <davem@davemloft.net>
10557 * testsuite/justsyms.t: Start at 0x100.
10558 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10559 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10561 * testsuite/script_test_2.cc: Adjust string and section length
10564 2008-04-09 Ian Lance Taylor <iant@google.com>
10567 * script-sections.cc (Sections_element::allocate_to_segment): Add
10569 (Output_section_definition::allocate_to_segment): Likewise.
10570 (Orphan_output_section::allocate_to_segment): Likewise.
10571 (Script_sections::attach_sections_using_phdrs_clause): Don't
10572 propagate non-PT_LOAD segments to orphan sections.
10573 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10574 readelf rather than objdump.
10575 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10576 .interp section and PT_INTERP segment are the same size.
10577 * testsuite/Makefile.in: Rebuild.
10579 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10580 aliases for symbols defined in the same object.
10581 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10582 (weak_alias_test_SOURCES): New variable.
10583 (weak_alias_test_DEPENDENCIES): New variable.
10584 (weak_alias_test_LDFLAGS): New variable.
10585 (weak_alias_test_LDADD): New variable.
10586 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10587 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10588 (weak_alias_test_3.o): New target.
10589 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10590 * testsuite/weak_alias_test_main.cc: New file.
10591 * testsuite/weak_alias_test_1.cc: New file.
10592 * testsuite/weak_alias_test_2.cc: New file.
10593 * testsuite/weak_alias_test_3.cc: New file.
10595 2008-04-08 Ian Lance Taylor <iant@google.com>
10597 * options.h (class General_options): Add --noinhibit-exec option.
10598 * main.cc (main): Check --noinhibit-exec.
10600 * options.h (class General_options): Define --wrap as a special
10601 option. Add wrap_symbols_ field.
10602 (General_options::any_wrap_symbols): New function.
10603 (General_options::is_wrap_symbol): New function.
10604 * options.cc (General_options::parse_wrap): New function.
10605 (General_options::General_options): Initialize wrap_symbols_.
10606 * symtab.cc (Symbol_table::wrap_symbol): New function.
10607 (Symbol_table::add_from_object): Handle --wrap.
10608 * symtab.h (class Symbol_table): Declare wrap_symbol.
10609 * target.h (Target::wrap_char): New function.
10610 (Target::Target_info): Add wrap_char field.
10611 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10612 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10613 * testsuite/testfile.cc (Target_test::test_target_info):
10616 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10619 * layout.h (class Layout): Add added_eh_frame_data_ field.
10620 * layout.cc (Layout::Layout): Initialize new field.
10621 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10622 output section until we find a section we merged successfully.
10623 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10624 that the size be non-zero.
10626 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10629 2008-04-08 Craig Silverstein <csilvers@google.com>
10631 * configure.ac: Export new conditional variable HAVE_ZLIB.
10632 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10634 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10635 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10637 2008-04-07 Ian Lance Taylor <iant@google.com>
10639 * version.cc (version_string): Set to "1.5".
10641 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10642 Add issued_non_pic_error_ field. Declare check_non_pic.
10643 (Target_x86_64::Scan::check_non_pic): New function.
10644 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10645 (Target_x86_64::Scan::global): Likewise.
10647 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10648 addend parameter. Change caller. Handle merge sections.
10649 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10650 Address to Addend. Don't add in the result of
10651 local_section_offset, pass down the addend and use the returned
10653 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10654 Update declarations of local_section_offset and symbol_value.
10655 * testsuite/two_file_test_1.cc (t18): New function.
10656 * testsuite/two_file_test_2.cc (f18): New function.
10657 * testsuite/two_file_test_main.cc (main): Call t18.
10658 * testsuite/two_file_test.h (t18, f18): Declare.
10660 * configure.ac: Don't test for objdump, c++filt, or readelf.
10661 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10663 (TEST_READELF): New variable.
10664 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10665 (check_PROGRAMS): Add two_file_strip_test.
10666 (two_file_strip_test): New target.
10667 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10668 (two_file_same_shared_strip_test_SOURCES): New variable.
10669 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10670 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10671 (two_file_same_shared_strip_test_LDADD): New variable.
10672 (two_file_shared_strip.so): New target.
10673 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10674 (ver_test_5.syms, ver_test_7.syms): Likewise.
10675 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10676 (strip_test_3.stdout): Use TEST_OBJDUMP.
10677 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10679 2008-04-04 Cary Coutant <ccoutant@google.com>
10681 * symtab.h (Symbol::is_weak_undefined): New function.
10682 (Symbol::is_strong_undefined): New function.
10683 (Symbol::is_absolute): New function.
10684 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10685 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10687 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10688 (weak_undef_test): New target.
10689 * testsuite/Makefile.in: Rebuild.
10690 * testsuite/weak_undef_file1.cc: New file.
10691 * testsuite/weak_undef_file2.cc: New file.
10692 * testsuite/weak_undef_test.cc: New file.
10694 2008-04-03 Craig Silverstein <csilvers@google.com>
10696 * compressed_output.h (class Output_compressed_section): Use
10698 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10700 (zlib_compressed_suffix): Removed.
10701 (Output_compressed_section::set_final_data_size): Use unsigned
10703 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10704 Fix linker invocation.
10705 (flagstest_o_specialfile_and_compress_debug_sections):
10707 * testsuite/Makefile.in: Regenerated.
10709 2008-04-02 David S. Miller <davem@davemloft.net>
10711 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10712 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10714 2008-04-02 Craig Silverstein <csilvers@google.com>
10718 2008-04-02 Ian Lance Taylor <iant@google.com>
10720 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10721 parameters. Update for new key type to views_. Change all
10723 (File_read::read): Adjust for byteshift in returned view.
10724 (File_read::add_view): New function, broken out of
10725 find_and_make_view.
10726 (File_read::make_view): New function, broken out of
10727 find_and_make_view.
10728 (File_read::find_or_make_view): Add offset and aligned
10729 parameters. Rewrite accordingly. Change all callers.
10730 (File_read::get_view): Add offset and aligned parameters. Adjust
10731 for byteshift in return value.
10732 (File_read::get_lasting_view): Likewise.
10733 * fileread.h (class File_read): Update declarations.
10734 (class File_read::View): Add byteshift_ field. Add byteshift to
10735 constructor. Add byteshift method.
10736 * archive.h (Archive::clear_uncached_views): New function.
10737 (Archive::get_view): Add aligned parameter. Change all callers.
10738 * object.h (Object::get_view): Add aligned parameter. Change all
10740 (Object::get_lasting_view): Likewise.
10742 * fileread.cc (File_read::release): Don't call clear_views if
10743 there are multiple objects.
10744 * fileread.h (File_read::clear_uncached_views): New function.
10745 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10748 2008-03-31 Cary Coutant <ccoutant@google.com>
10750 Add thin archive support.
10751 * archive.cc (Archive::armagt): New const.
10752 (Archive::setup): Remove task parameter and calls to unlock.
10753 (Archive::unlock_nested_archives): New function.
10754 (Archive::read_header): Add nested_off parameter. Change
10756 (Archive::interpret_header): Likewise.
10757 (Archive::include_all_members): Change to handle thin
10759 (Archive::include_member): Likewise.
10760 * archive.h (Archive::Archive): Add new parameters and
10762 (Archive::armagt): New const.
10763 (Archive::setup): Remove task parameter.
10764 (Archive::unlock_nested_archives): New function.
10765 (Archive::read_header): Add nested_off parameter.
10766 (Archive::interpret_header): Likewise.
10767 (Archive::Nested_archive_table): New typedef.
10768 (Archive::is_thin_archive_): New field.
10769 (Archive::nested_archives_): New field.
10770 (Archive::options_): New field.
10771 (Archive::dirpath_): New field.
10772 (Archive::task_): New field.
10773 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10774 for thin archives. Pass additional parameters to
10775 Archive::Archive. Unlock the archive file after calling
10778 2008-03-29 Ian Lance Taylor <iant@google.com>
10780 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10781 version symbol to be local.
10782 * testsuite/ver_test_4.sh: New file.
10783 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10784 (check_DATA): Add ver_test_4.syms.
10785 (ver_test_4.syms): New target.
10786 * testsuite/Makefile.in: Rebuild.
10789 (Output_section::Input_section_sort_entry::has_priority): New
10791 (Output_section::Input_section_sort_entry::match_file_name): New
10793 (Output_section::Input_section_sort_entry::match_section_name):
10795 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10797 (Output_section::Input_section_sort_entry::match_section_file):
10799 (Output_section::Input_section_sort_compare::operator()): Rewrite
10800 using new Input_section_sort_entry functions. Sort crtbegin and
10801 crtend first. Sort sections with no priority before sections with
10803 * testsuite/initpri1.c (d3): Check j != 4.
10804 (cd5): New constructor/destructor function.
10805 (main): Check j != 2.
10807 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10808 new symbol when resolving, don't call set_is_default.
10809 * testsuite/ver_test_7.cc: New file.
10810 * testsuite/ver_test_7.sh: New file.
10811 * testsuite/Makefile.am (ver_test_7.so): New target.
10812 (ver_test_7.o): New target.
10813 (check_SCRIPTS): Add ver_test_7.sh.
10814 (check_DATA): Add ver_test_7.syms.
10815 (ver_test_7.syms): New target.
10817 2008-03-28 Ian Lance Taylor <iant@google.com>
10819 * layout.cc (Layout::layout): If we see an input section with a
10820 name that needs sorting, set the must_sort flag for the output
10822 (Layout::make_output_section): If the name of the output section
10823 indicates that it might require sorting, set the may_sort flag.
10824 * output.h (Output_section::may_sort_attached_input_sections): New
10826 (Output_section::set_may_sort_attached_input_sections): New
10828 (Output_section::must_sort_attached_input_sections): New
10830 (Output_section::set_must_sort_attached_input_sections): New
10832 (class Output_section): Declare Input_section_sort_entry. Define
10833 Input_section_sort_compare. Declare
10834 sort_attached_input_sections. Add new fields:
10835 may_sort_attached_input_sections_,
10836 must_sort_attached_input_sections_,
10837 attached_input_sections_are_sorted_.
10838 * output.cc (Output_section::Output_section): Initialize new
10840 (Output_section::add_input_section): Add an entry to
10841 input_sections_ if may_sort or must_sort are true.
10842 (Output_section::set_final_data_size): Call
10843 sort_attached_input_sections if necessary.
10844 (Output_section::Input_section_sort_entry): Define new class.
10845 (Output_section::Input_section_sort_compare::operator()): New
10847 (Output_section::sort_attached_input_sections): New function.
10848 * configure.ac: Check whether the compiler supports constructor
10849 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10850 * testsuite/initpri1.c: New file.
10851 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10852 CONSTRUCTOR_PRIORITY.
10853 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10854 (initpri1_LDFLAGS): New variable.
10855 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10857 2008-03-27 Ian Lance Taylor <iant@google.com>
10859 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10860 * testsuite/common_test_1.c: New file.
10861 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10862 (common_test_1_SOURCES): New variable.
10863 (common_test_1_DEPENDENCIES): New variable.
10864 (common_test_1_LDFLAGS): New variable.
10866 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10867 and commons_ correctly when NAME/VERSION does not override
10869 * testsuite/ver_test_6.c: New file.
10870 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10871 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10872 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10874 2008-03-26 Ian Lance Taylor <iant@google.com>
10876 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10877 of an undefined symbol from a version script.
10878 * testsuite/Makefile.am (ver_test_5.so): New target.
10879 (ver_test_5.o): New target.
10880 (check_SCRIPTS): Add ver_test_5.sh.
10881 (check_DATA): Add ver_test_5.syms.
10882 (ver_test_5.syms): New target.
10883 * testsuite/ver_test_5.cc: New file.
10884 * testsuite/ver_test_5.script: New file.
10885 * testsuite/ver_test_5.sh: New file.
10886 * Makefile.in, testsuite/Makefile.in: Rebuild.
10889 Fix problems building gold with gcc 4.3.0.
10890 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10891 (gold_error_at_location, gold_warning_at_location): Use it.
10892 * configure.ac: Check whether we can compile and use a template
10893 function with a printf attribute.
10894 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10895 when jumping over bytes.
10896 * object.cc: Instantiate Object::read_section_data.
10897 * debug.h: Include <cstring>
10898 * dwarf_reader.cc: Include <algorithm>
10899 * main.cc: Include <cstring>.
10900 * options.cc: Include <cstring>.
10901 * output.cc: Include <cstring>.
10902 * script.cc: Include <cstring>.
10903 * script.h: Include <string>.
10904 * symtab.cc: Include <cstring> and <algorithm>.
10905 * target-select.cc: Include <cstring>.
10906 * version.cc: Include <string>.
10907 * testsuite/testmain.cc: Include <cstdlib>.
10908 * configure, config.in: Rebuild.
10910 2008-03-25 Ian Lance Taylor <iant@google.com>
10912 * options.cc: Include "../bfd/bfdver.h".
10913 (options::help): Print bug reporting address.
10915 * version.cc (print_version): Adjust output for current value of
10916 BFD_VERSION_STRING.
10920 * options.cc (options::help): Print list of supported targets.
10921 * target-select.h: Include <vector>.
10922 (class Target_selector): Make machine_, size_, and is_big_endian_
10923 fields const. Add bfd_name_ and instantiated_target_ fields.
10924 (Target_selector::Target_selector): Add bfd_name parameter.
10925 (Target_selector::recognize): Make non-virtual, call
10927 (Target_selector::recognize_by_name): Make non-virtual, call
10928 do_recognize_by_name.
10929 (Target_selector::supported_names): New function.
10930 (Target_selector::bfd_name): New function.
10931 (Target_selector::do_instantiate_target): New pure virtual
10933 (Target_selector::do_recognize): New virtual function.
10934 (Target_selector::do_recognize_by_name): New virtual function.
10935 (Target_selector::instantiate_target): New private function.
10936 (supported_target_names): Declare.
10937 * target-select.cc (Target_selector::Target_selector): Update for
10938 new parameter and fields.
10939 (select_target_by_name): Check that the name matches before
10940 calling recognize_by_name.
10941 (supported_target_names): New function.
10942 * i386.cc (class Target_selector_i386): Update Target_selector
10943 constructor call. Remove recognize and recognize_by_name. Add
10944 do_instantiate_target.
10945 * x86_64.cc (class Target_selector_x86_64): Likewise.
10946 * testsuite/testfile.cc (class Target_selector_test): Update for
10947 changes to Target_selector.
10949 * README: Rewrite, with some notes on unsupported features.
10951 2008-03-24 Cary Coutant <ccoutant@google.com>
10953 * i386.cc (Target_i386::Got_type): New enum declaration.
10954 (Target_i386::Scan::local): Updated callers of Output_data_got
10956 (Target_i386::Scan::global): Likewise.
10957 (Target_i386::Relocate::relocate): Likewise.
10958 (Target_i386::Relocate::relocate_tls): Likewise.
10959 * object.h (Got_offset_list): New class.
10960 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10961 (Sized_relobj::local_got_offset): Likewise.
10962 (Sized_relobj::set_local_got_offset): Likewise.
10963 (Sized_relobj::local_has_tls_got_offset): Removed.
10964 (Sized_relobj::local_tls_got_offset): Removed.
10965 (Sized_relobj::set_local_tls_got_offset): Removed.
10966 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10967 * output.cc (Output_data_got::add_global): Added got_type parameter.
10968 (Output_data_got::add_global_with_rel): Likewise.
10969 (Output_data_got::add_global_with_rela): Likewise.
10970 (Output_data_got::add_global_pair_with_rel): New function.
10971 (Output_data_got::add_global_pair_with_rela): New function.
10972 (Output_data_got::add_local): Added got_type parameter.
10973 (Output_data_got::add_local_with_rel): Likewise.
10974 (Output_data_got::add_local_with_rela): Likewise.
10975 (Output_data_got::add_local_pair_with_rel): New function.
10976 (Output_data_got::add_local_pair_with_rela): New function.
10977 (Output_data_got::add_global_tls): Removed.
10978 (Output_data_got::add_global_tls_with_rel): Removed.
10979 (Output_data_got::add_global_tls_with_rela): Removed.
10980 (Output_data_got::add_local_tls): Removed.
10981 (Output_data_got::add_local_tls_with_rel): Removed.
10982 (Output_data_got::add_local_tls_with_rela): Removed.
10983 * output.h (Output_data_got::add_global): Added got_type parameter.
10984 (Output_data_got::add_global_with_rel): Likewise.
10985 (Output_data_got::add_global_with_rela): Likewise.
10986 (Output_data_got::add_global_pair_with_rel): New function.
10987 (Output_data_got::add_global_pair_with_rela): New function.
10988 (Output_data_got::add_local): Added got_type parameter.
10989 (Output_data_got::add_local_with_rel): Likewise.
10990 (Output_data_got::add_local_with_rela): Likewise.
10991 (Output_data_got::add_local_pair_with_rel): New function.
10992 (Output_data_got::add_local_pair_with_rela): New function.
10993 (Output_data_got::add_global_tls): Removed.
10994 (Output_data_got::add_global_tls_with_rel): Removed.
10995 (Output_data_got::add_global_tls_with_rela): Removed.
10996 (Output_data_got::add_local_tls): Removed.
10997 (Output_data_got::add_local_tls_with_rel): Removed.
10998 (Output_data_got::add_local_tls_with_rela): Removed.
10999 * resolve.cc (Symbol::override_base_with_special): Removed
11000 reference to has_got_offset_ field.
11001 * symtab.cc (Symbol::init_fields): Replaced initialization
11002 of got_offset_ with got_offsets_. Removed initialization
11004 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11005 (Symbol::got_offset): Likewise.
11006 (Symbol::set_got_offset): Likewise.
11007 (Symbol::has_tls_got_offset): Removed.
11008 (Symbol::tls_got_offset): Removed.
11009 (Symbol::set_tls_got_offset): Removed.
11010 (Symbol::got_offset_): Removed.
11011 (Symbol::tls_mod_got_offset_): Removed.
11012 (Symbol::tls_pair_got_offset_): Removed.
11013 (Symbol::got_offsets_): New field.
11014 (Symbol::has_got_offset): Removed.
11015 (Symbol::has_tls_mod_got_offset): Removed.
11016 (Symbol::has_tls_pair_got_offset): Removed.
11017 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11018 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11020 (Target_x86_64::Scan::global): Likewise.
11021 (Target_x86_64::Relocate::relocate): Likewise.
11022 (Target_x86_64::Relocate::relocate_tls): Likewise.
11024 2008-03-25 Ben Elliston <bje@au.ibm.com>
11026 * yyscript.y: Fix spelling error in comment.
11028 2008-03-24 Ian Lance Taylor <iant@google.com>
11030 * options.h (class General_options): Define build_id option.
11031 * layout.h (class Layout): Declare write_build_id, create_note,
11032 create_build_id. Add build_id_note_ member.
11033 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11034 "libiberty.h", "md5.h", "sha1.h".
11035 (Layout::Layout): Initialize eh_frame_data_,
11036 eh_frame_hdr_section_, and build_id_note_.
11037 (Layout::finalize): Call create_build_id.
11038 (Layout::create_note): New function, broken out of
11039 Layout::create_gold_note.
11040 (Layout::create_gold_note): Call create_note.
11041 (Layout::create_build_id): New function.
11042 (Layout::write_build_id): New function.
11043 (Close_task_runner::run): Call write_build_id.
11045 * x86_64.cc: Correct license to GPLv3.
11047 2008-03-23 Ian Lance Taylor <iant@google.com>
11049 * options.cc: Include "demangle.h".
11050 (parse_optional_string): New function.
11051 (parse_long_option): Handle takes_optional_argument.
11052 (parse_short_option): Update dash_z initializer. Handle
11053 takes_optional_argument.
11054 (General_options::General_options): Initialize do_demangle_.
11055 (General_options::finalize): Set do_demangle_. Handle demangling
11057 * options.h (parse_optional_string): Declare.
11058 (struct One_option): Add optional_arg field. Update constructor.
11059 Update call constructor calls. Add takes_optional_argument
11061 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11062 (DEFINE_optional_string): Define.
11063 (General_options::demangle): Change from DEFINE_bool to
11064 DEFINE_optional_string.
11065 (General_options::no_demangle): New function.
11066 (General_options::do_demangle): New function.
11067 (General_options::set_do_demangle): New function.
11068 (General_options::execstack_status_): Move definition to end of
11070 (General_options::static_): Likewise.
11071 (General_options::do_demangle_): New field.
11072 * object.cc (big_endian>::get_symbol_location_info): Call
11073 Options::do_demangle, not Options::demangle.
11074 * symtab.cc (demangle): Likewise.
11076 2008-03-22 Ian Lance Taylor <iant@google.com>
11078 * gold.h: Include <cstddef> and <sys/types.h>
11079 * options.h: Include <cstring>.
11081 2008-03-21 Ian Lance Taylor <iant@google.com>
11083 * Added source code to GNU binutils.