1 2011-06-18 Ian Lance Taylor <iant@google.com>
3 * layout.cc (Layout::finish_dynamic_section): Don't create
4 DT_FLAGS entry if not needed.
6 2011-06-18 Ian Lance Taylor <iant@google.com>
9 * layout.cc (Layout::layout_eh_frame): Correct handling of
10 writable .eh_frame section.
12 2011-06-17 Ian Lance Taylor <iant@google.com>
15 * resolve.cc (Symbol_table::resolve): Don't give an error if a
16 symbol is redefined with the exact same object and value.
18 2011-06-17 Ian Lance Taylor <iant@google.com>
21 * layout.h (class Layout): Add interp_segment_ field.
22 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
23 (Layout::attach_allocated_section_to_segment): If making shared
24 library, put .interp section in PT_INTERP segment.
25 (Layout::finalize): Also call create_interp if -dynamic-linker
27 (Layout::create_interp): Assert that there is no PT_INTERP
28 segment. If not using a SECTIONS clause, use make_output_section.
29 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
31 (Script_sections::create_note_and_tls_segments): If making shared
32 library, put .interp section in PT_INTERP segment.
34 2011-06-17 Ian Lance Taylor <iant@google.com>
36 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
37 when making a shared library.
39 2011-06-17 Ian Lance Taylor <iant@google.com>
41 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
42 parameter. Change all callers. Don't issue warning about PC32
43 against locally defined symbol.
45 2011-06-16 Ian Lance Taylor <iant@google.com>
47 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
48 occurs in same object.
50 2011-06-14 Alan Modra <amodra@gmail.com>
52 * po/POTFILES.in: Regenerate.
54 2011-06-09 Ian Lance Taylor <iant@google.com>
57 (Orphan_output_section::set_section_addresses): For a relocatable
58 link set address to 0.
60 2011-06-09 Cary Coutant <ccoutant@google.com>
63 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
64 used with --compress-debug-sections.
65 * gold/object.cc (Sized_relobj_file::do_layout): Report
66 uncompressed size of compressed input sections.
68 2011-06-08 Cary Coutant <ccoutant@google.com>
71 * testsuite/two_file_test_2_v1.cc: Change initialization of
72 v2 to keep it in .data.
74 2011-06-07 Cary Coutant <ccoutant@google.com>
76 * common.cc (Symbol_table::do_allocate_commons_list): Call
78 * errors.cc (Errors::fatal): Adjust call to gold_exit.
79 (Errors::fallback): New function.
80 (gold_fallback): New function.
81 * errors.h (Errors::fallback): New function.
82 * gold.cc (gold_exit): Change status parameter to enum; adjust
84 (queue_initial_tasks): Call gold_fallback.
85 * gold.h: Include cstdlib.
86 (Exit_status): New enum type.
87 (gold_exit): Change status parameter to enum.
88 (gold_fallback): New function.
89 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
90 (Layout::create_symtab_sections): Likewise.
91 (Layout::create_shdrs): Likewise.
92 * main.cc (main): Adjust call to gold_exit.
93 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
94 (Output_data_got::add_got_entry_pair): Likewise.
95 (Output_section::add_input_section): Likewise.
96 (Output_section::add_output_section_data): Likewise.
97 (Output_segment::set_section_list_addresses): Likewise.
98 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
100 2011-06-07 Cary Coutant <ccoutant@google.com>
102 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
103 for incremental links.
104 * output.cc (Output_segment::set_section_list_addresses): Remove
105 FIXME and test for TLS or BSS.
107 2011-06-07 Cary Coutant <ccoutant@google.com>
109 * testsuite/Makefile.am: Add incremental_copy_test,
110 incremental_common_test_1.
111 * testsuite/Makefile.in: Regenerate.
112 * testsuite/common_test_1_v1.c: New source file.
113 * testsuite/common_test_1_v2.c: New source file.
114 * testsuite/copy_test_v1.cc: New source file.
116 2011-06-07 Cary Coutant <ccoutant@google.com>
118 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
119 update, allocate common from bss section's free list.
120 * incremental-dump.cc (dump_incremental_inputs): Print flag for
121 linker-defined symbols.
122 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
123 Skip GOT and PLT entries that are no longer referenced.
124 (Output_section_incremental_inputs::write_info_blocks): Mark
125 linker-defined symbols.
126 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
127 * output.cc (Output_section::allocate): New function.
128 * output.h (Output_section::allocate): New function.
129 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
130 linker-defined symbols.
131 (Symbol::override_base_with_special): Copy is_predefined_ flag.
132 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
133 (Symbol::init_base_output_data): Likewise.
134 (Symbol::init_base_output_segment): Likewise.
135 (Symbol::init_base_constant): Likewise.
136 (Sized_symbol::init_output_data): Likewise.
137 (Sized_symbol::init_output_segment): Likewise.
138 (Sized_symbol::init_constant): Likewise.
139 (Symbol_table::do_define_in_output_data): Likewise.
140 (Symbol_table::do_define_in_output_segment): Likewise.
141 (Symbol_table::do_define_as_constant): Likewise.
142 * symtab.h (Symbol::is_predefined): New function.
143 (Symbol::init_base_output_data): Add is_predefined parameter.
144 (Symbol::init_base_output_segment): Likewise.
145 (Symbol::init_base_constant): Likewise.
146 (Symbol::is_predefined_): New data member.
147 (Sized_symbol::init_output_data): Add is_predefined parameter.
148 (Sized_symbol::init_output_segment): Likewise.
149 (Sized_symbol::init_constant): Likewise.
150 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
152 2011-06-07 Cary Coutant <ccoutant@google.com>
154 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
155 instead of emit_copy_reloc.
156 (Copy_relocs::emit_copy_reloc): Refactor.
157 (Copy_relocs::make_copy_reloc): New function.
158 (Copy_relocs::add_copy_reloc): Remove.
159 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
161 (Copy_relocs::make_copy_reloc): New function.
162 (Copy_relocs::add_copy_reloc): Remove.
163 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
164 unchanged input files.
165 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
166 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
167 Reserve BSS space for COPY relocations.
168 (Sized_incremental_binary::do_emit_copy_relocs): New function.
169 (Output_section_incremental_inputs::write_info_blocks): Record
170 whether a symbol is copied from a shared object.
171 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
172 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
173 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
174 (Incremental_input_entry_reader::get_output_symbol_index): Add
176 (Incremental_binary::emit_copy_relocs): New function.
177 (Incremental_binary::do_emit_copy_relocs): New function.
178 (Sized_incremental_binary::Sized_incremental_binary): Initialize
180 (Sized_incremental_binary::add_copy_reloc): New function.
181 (Sized_incremental_binary::do_emit_copy_relocs): New function.
182 (Sized_incremental_binary::Copy_reloc): New struct.
183 (Sized_incremental_binary::Copy_relocs): New typedef.
184 (Sized_incremental_binary::copy_relocs_): New data member.
185 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
186 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
187 * target.h (Sized_target::emit_copy_reloc): New function.
188 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
190 2011-06-02 Cary Coutant <ccoutant@google.com>
193 * gold/archive.cc (Archive::Archive): Initialize new data member.
194 (Archive::include_all_members): Return if archive has already been
196 * gold/archive.h (Archive::include_all_members_): New data member.
198 2011-06-02 Nick Clifton <nickc@redhat.com>
200 * dynobj.h: Fix spelling mistake in comment.
201 * output.cc: Likewise.
203 2011-05-31 Doug Kwan <dougkwan@google.com>
207 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
208 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
209 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
210 redundant arm_exidx_test.so.
211 * testsuite/Makefile.in: Regenerate.
212 (check_SCRIPTS): Add pr12826.sh
213 (check_DATA): Add pr12826.stdout
214 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
215 * testsuite/pr12826.sh: New file.
216 * testsuite/pr12826_1.s: Ditto.
217 * testsuite/pr12826_1.s: Ditto.
219 2011-05-30 Ian Lance Taylor <iant@google.com>
221 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
224 2011-05-29 Ian Lance Taylor <iant@google.com>
227 * testsuite/Makefile.am: Use different file name for two_file_test
228 temporary file for each incremental test.
229 * testsuite/Makefile.in: Rebuild.
231 2011-05-29 Ian Lance Taylor <iant@google.com>
233 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
234 binary input file is empty.
236 2011-05-27 Ian Lance Taylor <iant@google.com>
238 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
239 (ver_test_9.so): Likewise.
240 * testsuite/Makefile.in: Rebuild.
242 2011-05-26 Cary Coutant <ccoutant@google.com>
244 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
245 * incremental.cc (Incremental_inputs::report_input_section): Fix
246 comment, indentation.
247 (Incremental_inputs::report_comdat_group): New function.
248 (Output_section_incremental_inputs::set_final_data_size): Adjust size
249 of data for incremental input file entry.
250 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
251 group count, COMDAT group signatures.
252 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
253 an unchanged input file.
254 * incremental.h (Incremental_object_entry::Incremental_object_entry):
255 Initialize new data member.
256 (Incremental_object_entry::add_comdat_group): New function.
257 (Incremental_object_entry::get_comdat_group_count): New function.
258 (Incremental_object_entry::get_comdat_signature_key): New function.
259 (Incremental_object_entry::groups_): New data member.
260 (Incremental_inputs::report_comdat_group): New function.
261 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
262 data for incremental input file entry.
263 (Incremental_input_entry_reader::get_comdat_group_count): New function.
264 (Incremental_input_entry_reader::get_input_section): Adjust size of
265 data for incremental input file entry.
266 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
267 (Incremental_input_entry_reader::get_comdat_group_signature): New
269 * object.cc (Sized_relobj::include_section_group): Report kept
270 COMDAT groups for incremental links.
272 2011-05-24 David Meyer <pdox@google.com>
274 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
275 with name parameter. Add found_name parameter.
276 * fileread.cc (Input_file::find_file): Adjust code accordingly.
277 * dirsearch.h (class Dirsearch): Update declaration.
279 2011-05-24 Ian Lance Taylor <iant@google.com>
281 * archive.cc (Library_base::should_include_member): Pull in object
282 from archive if it defines the entry symbol.
283 * parameters.cc (Parameters::entry): New function.
284 * parameters.h (class Parameters): Declare entry.
285 * output.h (class Output_file_header): Remove entry_ field.
286 * output.cc (Output_file_header::Output_file_header): Remove entry
287 parameter. Change all callers.
288 (Output_file_header::entry): Use parameters->entry.
289 * gold.cc (queue_middle_tasks): Likewise.
290 * plugin.cc (Plugin_hook::run): Likewise.
292 2011-05-24 Cary Coutant <ccoutant@google.com>
294 * gold.cc (queue_initial_tasks): Pass incremental base filename
295 to Output_file::open_base_file; don't print error message.
296 * incremental-dump.cc (main): Adjust call to
297 Output_file::open_for_modification.
298 * incremental-dump.cc (main): Likewise.
299 * incremental.cc (Incremental_inputs::report_command_line):
300 Ignore --incremental-base option when comparing command lines.
301 Ignore parameter when given as separate argument.
302 * options.h (class General_options): Add --incremental-base.
303 * output.cc (Output_file::Output_file):
304 (Output_file::open_base_file): Add base_name and writable parameters;
305 read base file into new file; print error message here.
306 (Output_file::map_no_anonymous): Add writable parameter; adjust all
308 * output.h (Output_file::open_for_modification): Rename to...
309 (Output_file::open_base_file): ...this; add base_name and
310 writable parameters; adjust all callers.
311 (Output_file::map_no_anonymous): Add writable parameter; adjust all
313 * testsuite/Makefile.am (incremental_test_4): Test
315 * testsuite/Makefile.in: Regenerate.
317 2011-05-24 Cary Coutant <ccoutant@google.com>
319 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
321 * testsuite/Makefile.in: Regenerate.
322 * testsuite/two_file_test_1_v1.cc: New test source file.
323 * testsuite/two_file_test_1b_v1.cc: New test source file.
324 * testsuite/two_file_test_2_v1.cc: New test source file.
326 2011-05-24 Cary Coutant <ccoutant@google.com>
328 * dynobj.h (Dynobj::do_dynobj): New function.
329 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
330 flag and soname for shared objects.
331 * incremental.cc (Incremental_inputs::report_object): Make
332 either Incremental_object_entry or Incremental_dynobj_entry; add
333 soname to string table.
334 (Incremental_inputs::report_input_section): Add assertion.
335 (Output_section_incremental_inputs::set_final_data_size): Adjust
336 type of input file entry for shared libraries; adjust size of
337 shared library info entry.
338 (Output_section_incremental_inputs::write_input_files): Write
339 as_needed flag for shared libraries.
340 (Output_section_incremental_inputs::write_info_blocks): Adjust type
341 of input file entry for shared libraries; write soname.
342 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
343 soname from incremental info.
344 * incremental.h (enum Incremental_input_flags): Add
345 INCREMENTAL_INPUT_AS_NEEDED.
346 (Incremental_input_entry::Incremental_input_entry): Initialize new
348 (Incremental_input_entry::set_as_needed): New function.
349 (Incremental_input_entry::as_needed): New function.
350 (Incremental_input_entry::do_dynobj_entry): New function.
351 (Incremental_input_entry::as_needed_): New data member.
352 (Incremental_object_entry::Incremental_object_entry): Don't check
354 (Incremental_object_entry::do_type): Likewise.
355 (class Incremental_dynobj_entry): New class.
356 (Incremental_input_entry_reader::as_needed): New function.
357 (Incremental_input_entry_reader::get_soname): New function.
358 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
359 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
360 size of shared library info entry.
361 * layout.cc (Layout::finish_dynamic_section): Don't test for
362 incremental link when adding DT_NEEDED entries.
363 * object.h (Object::Object): Initialize new data member.
364 (Object::dynobj): New function.
365 (Object::set_as_needed): New function.
366 (Object::as_needed): New function.
367 (Object::do_dynobj): New function.
368 (Object::as_needed_): New data member.
370 2011-05-24 Cary Coutant <ccoutant@google.com>
372 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
373 info; adjust display of GOT entries.
374 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
375 vector of input objects; remove file_status_.
376 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
377 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
378 got_plt reader; call target hooks to reserve GOT entries.
379 (Output_section_incremental_inputs::set_final_data_size): Adjust size
380 of input file info header and GOT info entry.
381 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
383 (Got_plt_view_info::got_descriptor): Remove.
384 (Got_plt_view_info::sym_index): New data member.
385 (Got_plt_view_info::input_index): New data member.
386 (Local_got_offset_visitor::visit): Write input file index.
387 (Global_got_offset_visitor::visit): Write 0 for input file index.
388 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
389 with sym_index and input_index.
390 (Output_section_incremental_inputs::write_got_plt): Adjust size of
391 incremental info GOT entry; replace got_descriptor with input_index.
392 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
393 map from input file index to object.
394 (Sized_relobj_incr::do_layout): Replace direct data member reference
395 with accessor function.
396 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
397 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
398 Adjust size of input file info header.
399 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
400 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
401 (Incremental_input_entry_reader::get_input_section): Adjust size of
402 input file info header.
403 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
404 of incremental info GOT entry.
405 (Incremental_got_plt_reader::get_got_desc): Remove.
406 (Incremental_got_plt_reader::get_got_symndx): New function.
407 (Incremental_got_plt_reader::get_got_input_index): New function.
408 (Sized_incremental_binary::Sized_incremental_binary): Remove
409 file_status_; add input_objects_.
410 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
411 (Sized_incremental_binary::set_file_is_unchanged): Remove.
412 (Sized_incremental_binary::file_is_unchanged): Remove.
413 (Sized_incremental_binary::set_input_object): New function.
414 (Sized_incremental_binary::input_object): New function.
415 (Sized_incremental_binary::file_status_): Remove.
416 (Sized_incremental_binary::input_objects_): New data member.
417 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
419 (Sized_relobj_incr::invalid_address): Move to base class.
420 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
422 (Sized_relobj_incr::do_output_section_offset): Likewise.
423 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
424 (Sized_relobj_incr::section_offsets_): Likewise.
425 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
427 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
428 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
429 with accessor function.
430 (Sized_relobj_file::do_layout): Likewise.
431 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
432 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
433 (Sized_relobj_file::compute_final_local_value): Replace refs to
434 section_offsets_ with accessor function.
435 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
436 * object.h (Relobj::Relobj): Initialize new data members.
437 (Relobj::add_dyn_reloc): New function.
438 (Relobj::first_dyn_reloc): New function.
439 (Relobj::dyn_reloc_count): New function.
440 (Relobj::first_dyn_reloc_): New data member.
441 (Relobj::dyn_reloc_count_): New data member.
442 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
444 (Sized_relobj::Address): New typedef.
445 (Sized_relobj::invalid_address): Move here from child class.
446 (Sized_relobj::Sized_relobj): Initialize new data members.
447 (Sized_relobj::sized_relobj): New function.
448 (Sized_relobj::is_output_section_offset_invalid): Move here from
450 (Sized_relobj::get_output_section_offset): Likewise.
451 (Sized_relobj::local_has_got_offset): Likewise.
452 (Sized_relobj::local_got_offset): Likewise.
453 (Sized_relobj::set_local_got_offset): Likewise.
454 (Sized_relobj::do_for_all_local_got_entries): Likewise.
455 (Sized_relobj::clear_got_offsets): New function.
456 (Sized_relobj::section_offsets): Move here from child class.
457 (Sized_relobj::do_output_section_offset): Likewise.
458 (Sized_relobj::do_set_section_offset): Likewise.
459 (Sized_relobj::Local_got_offsets): Likewise.
460 (Sized_relobj::local_got_offsets_): Likewise.
461 (Sized_relobj::section_offsets_): Likewise.
462 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
464 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
466 (Sized_relobj_file::sized_relobj): New function
467 (Sized_relobj_file::local_has_got_offset): Move to base class.
468 (Sized_relobj_file::local_got_offset): Likewise.
469 (Sized_relobj_file::set_local_got_offset): Likewise.
470 (Sized_relobj_file::get_output_section_offset): Likewise.
471 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
472 (Sized_relobj_file::do_output_section_offset): Likewise.
473 (Sized_relobj_file::do_set_section_offset): Likewise.
474 (Sized_relobj_file::Local_got_offsets): Likewise.
475 (Sized_relobj_file::local_got_offsets_): Likewise.
476 (Sized_relobj_file::section_offsets_): Likewise.
477 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
479 (set_needs_dynsym_index): Convert relobj to derived class pointer.
480 (Output_reloc::get_symbol_index): Likewise.
481 (Output_reloc::local_section_offset): Likewise.
482 (Output_reloc::get_address): Likewise.
483 (Output_reloc::symbol_value): Likewise.
484 (Output_data_got::reserve_slot): Move to class definition.
485 (Output_data_got::reserve_local): New function.
486 (Output_data_got::reserve_slot_for_global): Remove.
487 (Output_data_got::reserve_global): New function.
488 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
489 (all constructors, two instantiations).
490 (Output_reloc::get_relobj): New function (two instantiations).
491 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
492 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
493 (Output_data_reloc::add_global): Adjust type of relobj.
494 (Output_data_reloc::add_global_relative): Likewise.
495 (Output_data_reloc::add_symbolless_global_addend): Likewise.
496 (Output_data_reloc::add_local): Likewise.
497 (Output_data_reloc::add_local_relative): Likewise.
498 (Output_data_reloc::add_symbolless_local_addend): Likewise.
499 (Output_data_reloc::add_local_section): Likewise.
500 (Output_data_reloc::add_output_section): Likewise.
501 (Output_data_reloc::add_absolute): Likewise.
502 (Output_data_reloc::add_target_specific): Likewise.
503 (Output_data_got::reserve_slot): Move definition here.
504 (Output_data_got::reserve_local): New function.
505 (Output_data_got::reserve_global): New function.
506 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
507 section_offsets_ with accessor function.
508 (Sized_relobj_file::write_sections): Likewise.
509 (Sized_relobj_file::do_relocate_sections): Likewise.
510 * target.h (Sized_target::reserve_local_got_entry): New function.
511 (Sized_target::reserve_global_got_entry): New function.
512 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
513 (Target_x86_64::reserve_global_got_entry): New function.
514 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
516 2011-05-23 Cary Coutant <ccoutant@google.com>
518 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
519 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
520 bit when checking got_type.
521 * incremental.cc (Sized_incremental_binary::setup_readers):
522 Store symbol table and string table locations; initialize bit vector
523 of file status flags.
524 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
526 (Sized_incremental_binary::do_process_got_plt): New function.
527 (Sized_incremental_binary::get_symtab_view): Use stored locations.
528 (Output_section_incremental_inputs::set_final_data_size): Record
529 file index for each input file.
530 (Output_section_incremental_inputs::write_got_plt): Store file index
531 instead of input entry offset for each GOT entry.
533 (Incremental_input_entry::Incremental_input_entry): Initialize new
535 (Incremental_input_entry::set_offset): Store file index.
536 (Incremental_input_entry::get_file_index): New function.
537 (Incremental_input_entry::file_index_): New data member.
538 (Incremental_binary::process_got_plt): New function.
539 (Incremental_binary::do_process_got_plt): New function.
540 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
542 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
543 (Sized_incremental_binary::set_file_is_unchanged): New function.
544 (Sized_incremental_binary::file_is_unchanged): New function.
545 (Sized_incremental_binary::do_process_got_plt): New function.
546 (Sized_incremental_binary::file_status_): New data member.
547 (Sized_incremental_binary::main_symtab_loc_): New data member.
548 (Sized_incremental_binary::main_strtab_loc_): New data member.
549 * output.cc (Output_data_got::Got_entry::write): Add case
551 (Output_data_got::add_global): Call add_got_entry.
552 (Output_data_got::add_global_plt): Likewise.
553 (Output_data_got::add_global_with_rel): Likewise.
554 (Output_data_got::add_global_with_rela): Likewise.
555 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
556 (Output_data_got::add_global_pair_with_rela): Likewise.
557 (Output_data_got::add_local): Call add_got_entry.
558 (Output_data_got::add_local_plt): Likewise.
559 (Output_data_got::add_local_with_rel): Likewise.
560 (Output_data_got::add_local_with_rela): Likewise.
561 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
562 (Output_data_got::add_local_pair_with_rela): Likewise.
563 (Output_data_got::reserve_slot): New function.
564 (Output_data_got::reserve_slot_for_global): New function.
565 (Output_data_got::add_got_entry): New function.
566 (Output_data_got::add_got_entry_pair): New function.
567 (Output_section::add_output_section_data): Edit FIXME.
569 (Output_section_data_build::Output_section_data_build): New
570 constructor with size parameter.
571 (Output_data_space::Output_data_space): Likewise.
572 (Output_data_got::Output_data_got): Initialize new data member; new
573 constructor with size parameter.
574 (Output_data_got::add_constant): Call add_got_entry.
575 (Output_data_got::reserve_slot): New function.
576 (Output_data_got::reserve_slot_for_global): New function.
577 (class Output_data_got::Got_entry): Add RESERVED_CODE.
578 (Output_data_got::add_got_entry): New function.
579 (Output_data_got::add_got_entry_pair): New function.
580 (Output_data_got::free_list_): New data member.
581 * target.h (Sized_target::init_got_plt_for_update): New function.
582 (Sized_target::register_global_plt_entry): New function.
583 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
584 Initialize new data member; call init; add constructor with PLT count.
585 (Output_data_plt_x86_64::init): New function.
586 (Output_data_plt_x86_64::add_relocation): New function.
587 (Output_data_plt_x86_64::reserve_slot): New function.
588 (Output_data_plt_x86_64::free_list_): New data member.
589 (Target_x86_64::init_got_plt_for_update): New function.
590 (Target_x86_64::register_global_plt_entry): New function.
591 (Output_data_plt_x86_64::add_entry): Allocate from free list for
593 (Output_data_plt_x86_64::add_relocation): New function.
594 * testsuite/object_unittest.cc (Object_test): Set default options.
596 2011-05-16 Ian Lance Taylor <iant@google.com>
598 * options.h (class General_options): Make -i a synonym for -r.
600 2011-05-16 Ian Lance Taylor <iant@google.com>
602 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
604 2011-05-10 Cary Coutant <ccoutant@google.com>
606 * object.cc (Sized_relobj::do_count_local_symbols): Check for
609 2011-05-06 Ian Lance Taylor <iant@google.com>
611 * layout.cc (Layout::layout): If the output section flags change,
614 2011-04-25 Cary Coutant <ccoutant@google.com>
616 * incremental-dump.cc (dump_incremental_inputs): Print local
617 symbol info for each input file.
619 (Output_section_incremental_inputs::set_final_data_size): Add local
620 symbol info to input file entries in incremental info.
621 (Output_section_incremental_inputs::write_info_blocks): Likewise.
622 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
623 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
624 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
626 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
627 (Sized_incr_relobj::do_relocate): Write the local symbols.
628 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
629 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
630 Adjust size of input file header.
631 (Incremental_inputs_reader::get_local_symbol_offset): New function.
632 (Incremental_inputs_reader::get_local_symbol_count): New function.
633 (Incremental_inputs_reader::get_input_section): Adjust size of input
635 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
636 (Sized_incr_relobj::This): New typedef.
637 (Sized_incr_relobj::sym_size): New const data member.
638 (Sized_incr_relobj::Local_symbol): New struct.
639 (Sized_incr_relobj::do_output_local_symbol_count): New function.
640 (Sized_incr_relobj::do_local_symbol_offset): New function.
641 (Sized_incr_relobj::local_symbol_count_): New data member.
642 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
643 (Sized_incr_relobj::local_symbol_index_): New data member.
644 (Sized_incr_relobj::local_symbol_offset_): New data member.
645 (Sized_incr_relobj::local_dynsym_offset_): New data member.
646 (Sized_incr_relobj::local_symbols_): New data member.
647 * object.h (Relobj::output_local_symbol_count): New function.
648 (Relobj::local_symbol_offset): New function.
649 (Relobj::do_output_local_symbol_count): New function.
650 (Relobj::do_local_symbol_offset): New function.
651 (Sized_relobj::do_output_local_symbol_count): New function.
652 (Sized_relobj::do_local_symbol_offset): New function.
654 2011-04-22 Vladimir Simonov <sv@sw.ru>
656 * descriptors.cc (set_close_on_exec): New function.
657 (Descriptors::open): Use set_close_on_exec.
658 * output.cc (S_ISLNK): Define if not defined.
660 2011-04-22 Cary Coutant <ccoutant@google.com>
662 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
664 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
665 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
666 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
668 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
669 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
670 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
672 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
674 (Incremental_binary::apply_incremental_relocs): New function.
675 (Incremental_binary::do_apply_incremental_relocs): New function.
676 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
678 (Sized_incremental_binary::add_global_symbol): New function.
679 (Sized_incremental_binary::global_symbol): New function.
680 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
681 (Sized_incremental_binary::symbol_map_): New data member.
682 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
683 * target.h (Sized_target::apply_relocation): New function.
684 * target-reloc.h (apply_relocation): New function.
685 * x86_64.cc (Target_x86_64::apply_relocation): New function.
687 2011-04-22 Doug Kwan <dougkwan@google.com>
689 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
690 flag of a SHT_ARM_EXIDX section.
691 * testsuite/Makefile.am (arm_exidx_test): New test rules.
692 * testsuite/Makefile.in: Regenerate.
693 * testsuite/arm_exidx_test.s: New file.
694 * testsuite/arm_exidx_test.sh: Same.
696 2011-04-20 Cary Coutant <ccoutant@google.com>
699 * archive.h (Incremental_archive_entry::Archive_member):
700 Initialize arg_serial_ (second constructor).
702 2011-04-17 Ian Lance Taylor <iant@google.com>
704 * object.cc (Relocate_info::location): Simplify location string.
705 * errors.cc (Errors::error_at_location): Don't print program
707 (Errors::warning_at_location): Likewise.
708 (Errors::undefined_symbol): Likewise.
709 * testsuite/debug_msg.sh: Update accordingly.
711 2011-04-14 Cary Coutant <ccoutant@google.com>
713 * gold/layout.cc (Layout::symtab_section_offset): New function.
714 * gold/layout.h (Layout::symtab_section_offset): New function.
715 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
717 2011-04-12 Ian Lance Taylor <iant@google.com>
719 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
721 * output.h (class Output_file): Add map_is_allocated_ field.
722 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
723 not available, provide stubs. If mremap is not available, #define
725 (MREMAP_MAYMOVE): Define if not defined.
726 (Output_file::Output_file): Initialize map_is_allocated_.
727 (Output_file::resize): Check map_is_allocated_.
728 (Output_file::map_anonymous): If mmap fails, use malloc.
729 (Output_file::unmap): Don't do anything for an anonymous map.
730 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
731 is not available, provide stubs.
732 (File_read::View::~View): Use free rather than delete[].
733 (File_read::make_view): Use malloc rather than new[]. If mmap
735 (File_read::find_or_make_view): Use malloc rather than new[].
736 * gold.h: Remove HAVE_REMAP code.
737 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
738 exists. Rename mremap to gold_mremap. If mmap is not available
740 * configure, config.in: Rebuild.
742 2011-04-11 Ian Lance Taylor <iant@google.com>
744 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
745 initialize local variable v.
747 2011-04-11 Cary Coutant <ccoutant@google.com>
749 * archive.cc (Archive::include_member): Adjust call to
751 (Add_archive_symbols::run): Track argument serial numbers.
752 (Lib_group::include_member): Likewise.
753 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
754 * archive.h (Incremental_archive_entry::Archive_member):
755 Initialize arg_serial_.
756 (Archive_member::arg_serial_): New data member.
757 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
758 (Sized_dynobj::do_add_symbols): Track symbols when doing an
760 (Sized_dynobj::do_for_all_local_got_entries): New function.
761 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
763 * fileread.cc (get_mtime): New function.
764 * fileread.h (get_mtime): New function.
765 * gold.cc (queue_initial_tasks): Check for incremental update.
766 (process_incremental_input): New function.
767 (queue_middle_tasks): Don't force valid target for incremental
769 * incremental-dump.cc (find_input_containing_global): Adjust
770 size of symbol info entry.
771 (dump_incremental_inputs): Dump argument serial number and
772 in_system_directory flag; bias shndx by 1; print symbol names
773 when dumping per-file symbol lists; use new symbol info readers.
775 (Output_section_incremental_inputs:update_data_size): New function.
776 (Sized_incremental_binary::setup_readers): Setup input readers
777 for each input file; build maps for files added from libraries
779 (Sized_incremental_binary::check_input_args): New function.
780 (Sized_incremental_binary::do_check_inputs): Build map of argument
781 serial numbers to input arguments.
782 (Sized_incremental_binary::do_file_has_changed): Rename
783 do_file_is_unchanged to this; compare file modification times.
784 (Sized_incremental_binary::do_init_layout): New function.
785 (Sized_incremental_binary::do_reserve_layout): New function.
786 (Sized_incremental_binary::do_get_input_reader): Remove.
787 (Sized_incremental_binary::get_symtab_view): New function.
788 (Incremental_checker::can_incrementally_link_output_file): Remove.
789 (Incremental_inputs::report_command_line): Exclude --debug options.
790 (Incremental_inputs::report_archive_begin): Add parameter; track
791 argument serial numbers; don't put input file entry for archive
792 before archive members.
793 (Incremental_inputs::report_archive_end): Put input file entry
794 for archive after archive members.
795 (Incremental_inputs::report_object): Add parameter; track argument
796 serial numbers and in_system_directory flag.
797 (Incremental_inputs::report_script): Add parameter; track argument
799 (Output_section_incremental_inputs::set_final_data_size): Adjust
800 size of symbol info entry; check for forwarding symbols.
801 (Output_section_incremental_inputs::write_input_files): Write
802 in_system_directory flag and argument serial number.
803 (Output_section_incremental_inputs::write_info_blocks): Map section
804 indices between incremental info and original input file; store
805 input section index for each symbol.
806 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
807 change operator() to visit().
808 (class Global_got_offset_visitor): Likewise.
809 (class Global_symbol_visitor_got_plt):
810 (Output_section_incremental_inputs::write_got_plt): Use new visitor
812 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
813 (Sized_incr_relobj::do_read_symbols): New function.
814 (Sized_incr_relobj::do_layout): New function.
815 (Sized_incr_relobj::do_layout_deferred_sections): New function.
816 (Sized_incr_relobj::do_add_symbols): New function.
817 (Sized_incr_relobj::do_should_include_member): New function.
818 (Sized_incr_relobj::do_for_all_global_symbols): New function.
819 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
820 (Sized_incr_relobj::do_section_size): New function.
821 (Sized_incr_relobj::do_section_name): New function.
822 (Sized_incr_relobj::do_section_contents): New function.
823 (Sized_incr_relobj::do_section_flags): New function.
824 (Sized_incr_relobj::do_section_entsize): New function.
825 (Sized_incr_relobj::do_section_address): New function.
826 (Sized_incr_relobj::do_section_type): New function.
827 (Sized_incr_relobj::do_section_link): New function.
828 (Sized_incr_relobj::do_section_info): New function.
829 (Sized_incr_relobj::do_section_addralign): New function.
830 (Sized_incr_relobj::do_initialize_xindex): New function.
831 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
832 (Sized_incr_relobj::do_read_relocs): New function.
833 (Sized_incr_relobj::do_gc_process_relocs): New function.
834 (Sized_incr_relobj::do_scan_relocs): New function.
835 (Sized_incr_relobj::do_count_local_symbols): New function.
836 (Sized_incr_relobj::do_finalize_local_symbols): New function.
837 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
838 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
839 (Sized_incr_relobj::do_relocate): New function.
840 (Sized_incr_relobj::do_set_section_offset): New function.
841 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
842 (Sized_incr_dynobj::do_read_symbols): New function.
843 (Sized_incr_dynobj::do_layout): New function.
844 (Sized_incr_dynobj::do_add_symbols): New function.
845 (Sized_incr_dynobj::do_should_include_member): New function.
846 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
847 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
848 (Sized_incr_dynobj::do_section_size): New function.
849 (Sized_incr_dynobj::do_section_name): New function.
850 (Sized_incr_dynobj::do_section_contents): New function.
851 (Sized_incr_dynobj::do_section_flags): New function.
852 (Sized_incr_dynobj::do_section_entsize): New function.
853 (Sized_incr_dynobj::do_section_address): New function.
854 (Sized_incr_dynobj::do_section_type): New function.
855 (Sized_incr_dynobj::do_section_link): New function.
856 (Sized_incr_dynobj::do_section_info): New function.
857 (Sized_incr_dynobj::do_section_addralign): New function.
858 (Sized_incr_dynobj::do_initialize_xindex): New function.
859 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
860 (make_sized_incremental_object): New function.
861 (Incremental_library::copy_unused_symbols): New function.
862 (Incremental_library::do_for_all_unused_symbols): New function.
863 * incremental.h (enum Incremental_input_flags): New type.
864 (class Incremental_checker): Remove.
865 (Incremental_input_entry::Incremental_input_entry): Add argument
867 (Incremental_input_entry::arg_serial): New function.
868 (Incremental_input_entry::set_is_in_system_directory): New function.
869 (Incremental_input_entry::is_in_system_directory): New function.
870 (Incremental_input_entry::arg_serial_): New data member.
871 (Incremental_input_entry::is_in_system_directory_): New data member.
872 (class Script_info): Move here from script.h.
873 (Script_info::Script_info): Add filename parameter.
874 (Script_info::filename): New function.
875 (Script_info::filename_): New data member.
876 (Incremental_script_entry::Incremental_script_entry): Add argument
878 (Incremental_object_entry::Incremental_object_entry): Likewise.
879 (Incremental_object_entry::add_input_section): Build list of input
880 sections with map to original shndx.
881 (Incremental_object_entry::get_input_section_index): New function.
882 (Incremental_object_entry::shndx_): New data member.
883 (Incremental_object_entry::name_key_): Rename; adjust all refs.
884 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
885 (Incremental_archive_entry::Incremental_archive_entry): Add argument
887 (Incremental_inputs::report_archive_begin): Likewise.
888 (Incremental_inputs::report_object): Likewise.
889 (Incremental_inputs::report_script): Likewise.
890 (class Incremental_global_symbol_reader): New class.
891 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
892 and store flags and input file type.
893 (Incremental_input_entry_reader::arg_serial): New function.
894 (Incremental_input_entry_reader::type): Extract type from flags.
895 (Incremental_input_entry_reader::is_in_system_directory): New function.
896 (Incremental_input_entry_reader::get_input_section_count): Call
897 accessor function for type.
898 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
899 function for type; adjust size of global symbol entry.
900 (Incremental_input_entry_reader::get_global_symbol_count): Call
901 accessor function for type.
902 (Incremental_input_entry_reader::get_object_count): Likewise.
903 (Incremental_input_entry_reader::get_object_offset): Likewise.
904 (Incremental_input_entry_reader::get_member_count): Likewise.
905 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
906 (Incremental_input_entry_reader::get_member_offset): Likewise.
907 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
908 (Incremental_input_entry_reader::Global_symbol_info): Remove.
909 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
910 (Incremental_input_entry_reader::get_global_symbol_reader): New
912 (Incremental_input_entry_reader::get_output_symbol_index): New
914 (Incremental_input_entry_reader::type_): Remove.
915 (Incremental_input_entry_reader::flags_): New data member.
916 (Incremental_inputs_reader::input_file_offset): New function.
917 (Incremental_inputs_reader::input_file_index): New function.
918 (Incremental_inputs_reader::input_file): Call input_file_offset.
919 (Incremental_inputs_reader::input_file_at_offset): New function.
920 (Incremental_relocs_reader::get_r_type): Reformat.
921 (Incremental_relocs_reader::get_r_shndx): Reformat.
922 (Incremental_relocs_reader::get_r_offset): Reformat.
923 (Incremental_relocs_reader::data): New function.
924 (Incremental_binary::Incremental_binary): Initialize new data members.
925 (Incremental_binary::check_inputs): Add cmdline parameter.
926 (Incremental_binary::file_is_unchanged): Remove.
927 (Input_reader::arg_serial): New function.
928 (Input_reader::get_unused_symbol_count): New function.
929 (Input_reader::get_unused_symbol): New function.
930 (Input_reader::do_arg_serial): New function.
931 (Input_reader::do_get_unused_symbol_count): New function.
932 (Input_reader::do_get_unused_symbol): New function.
933 (Incremental_binary::input_file_count): New function.
934 (Incremental_binary::get_input_reader): Change signature to use
935 index instead of filename.
936 (Incremental_binary::file_has_changed): New function.
937 (Incremental_binary::get_input_argument): New function.
938 (Incremental_binary::get_library): New function.
939 (Incremental_binary::get_script_info): New function.
940 (Incremental_binary::init_layout): New function.
941 (Incremental_binary::reserve_layout): New function.
942 (Incremental_binary::output_file): New function.
943 (Incremental_binary::do_check_inputs): New function.
944 (Incremental_binary::do_file_is_unchanged): Remove.
945 (Incremental_binary::do_file_has_changed): New function.
946 (Incremental_binary::do_init_layout): New function.
947 (Incremental_binary::do_reserve_layout): New function.
948 (Incremental_binary::do_input_file_count): New function.
949 (Incremental_binary::do_get_input_reader): Change signature.
950 (Incremental_binary::input_args_map_): New data member.
951 (Incremental_binary::library_map_): New data member.
952 (Incremental_binary::script_map_): New data member.
953 (Sized_incremental_binary::Sized_incremental_binary): Initialize
955 (Sized_incremental_binary::output_section): New function.
956 (Sized_incremental_binary::inputs_reader): Add const.
957 (Sized_incremental_binary::symtab_reader): Add const.
958 (Sized_incremental_binary::relocs_reader): Add const.
959 (Sized_incremental_binary::got_plt_reader): Add const.
960 (Sized_incremental_binary::get_symtab_view): New function.
961 (Sized_incremental_binary::Inputs_reader): New typedef.
962 (Sized_incremental_binary::Input_entry_reader): New typedef.
963 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
964 (Sized_incremental_binary::do_file_is_unchanged): Remove.
965 (Sized_incremental_binary::do_file_has_changed): New function.
966 (Sized_incremental_binary::do_init_layout): New function.
967 (Sized_incremental_binary::do_reserve_layout): New function.
968 (Sized_input_reader::Inputs_reader): Remove.
969 (Sized_input_reader::Input_entry_reader): Remove.
970 (Sized_input_reader::do_arg_serial): New function.
971 (Sized_input_reader::do_get_unused_symbol_count): New function.
972 (Sized_input_reader::do_get_unused_symbol): New function.
973 (Sized_incremental_binary::do_input_file_count): New function.
974 (Sized_incremental_binary::do_get_input_reader): Change signature;
975 use index instead of filename.
976 (Sized_incremental_binary::section_map_): New data member.
977 (Sized_incremental_binary::input_entry_readers_): New data member.
978 (class Sized_incr_relobj): New class.
979 (class Sized_incr_dynobj): New class.
980 (make_sized_incremental_object): New function.
981 (class Incremental_library): New class.
982 * layout.cc (Free_list::num_lists): New static data member.
983 (Free_list::num_nodes): New static data member.
984 (Free_list::num_removes): New static data member.
985 (Free_list::num_remove_visits): New static data member.
986 (Free_list::num_allocates): New static data member.
987 (Free_list::num_allocate_visits): New static data member.
988 (Free_list::init): New function.
989 (Free_list::remove): New function.
990 (Free_list::allocate): New function.
991 (Free_list::dump): New function.
992 (Free_list::print_stats): New function.
993 (Layout_task_runner::run): Resize output file for incremental updates.
994 (Layout::Layout): Initialize new data members.
995 (Layout::set_incremental_base): New function.
996 (Layout::init_fixed_output_section): New function.
997 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
999 (Layout::create_gold_note): Do not create gold note section for
1000 incremental updates.
1001 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1002 for incremental updates.
1003 (Layout::set_section_offsets): For incremental updates, allocate space
1005 (Layout::create_symtab_sections): Layout with offsets relative to
1006 start of section; for incremental updates, allocate space from free
1008 (Layout::create_shdrs): For incremental updates, allocate space from
1010 (Layout::finish_dynamic_section): For incremental updates, do not
1011 check --as-needed (fixed in subsequent patch).
1012 * layout.h (class Free_list): New class.
1013 (Layout::set_incremental_base): New function.
1014 (Layout::incremental_base): New function.
1015 (Layout::init_fixed_output_section): New function.
1016 (Layout::allocate): New function.
1017 (Layout::incremental_base_): New data member.
1018 (Layout::free_list_): New data member.
1019 * main.cc (main): Print Free_list statistics.
1020 * object.cc (Relobj::finalize_incremental_relocs): Add
1021 clear_counts parameter; clear counts only when clear_counts is set.
1022 (Sized_relobj::Sized_relobj): Initialize new base class.
1023 (Sized_relobj::do_layout): Don't report special sections.
1024 (Sized_relobj::do_for_all_local_got_entries): New function.
1025 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1026 symtab_off to all symbol table offsets.
1027 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1028 * object.h (class Got_offset_list): Move to top of file.
1029 (Object::Object): Allow case where input_file == NULL.
1030 (Object::~Object): Likewise.
1031 (Object::input_file): Assert that input_file != NULL.
1032 (Object::lock): Allow case where input_file == NULL.
1033 (Object::unlock): Likewise.
1034 (Object::is_locked): Likewise.
1035 (Object::token): Likewise.
1036 (Object::release): Likewise.
1037 (Object::is_incremental): New function.
1038 (Object::get_mtime): New function.
1039 (Object::for_all_local_got_entries): New function.
1040 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1041 (Object::set_is_in_system_directory): New function.
1042 (Object::is_in_system_directory): New function.
1043 (Object::do_is_incremental): New function.
1044 (Object::do_get_mtime): New function.
1045 (Object::do_for_all_local_got_entries): New function.
1046 (Object::is_in_system_directory_): New data member.
1047 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1048 (class Sized_relobj_base): New class.
1049 (class Sized_relobj): Derive from Sized_relobj_base.
1050 (class Sized_relobj::Symbols): Redeclare from base class.
1051 (class Sized_relobj::local_got_offset_list): Remove.
1052 (class Sized_relobj::Output_sections): Redeclare from base class.
1053 (class Sized_relobj::do_for_all_local_got_entries): New function.
1054 (class Sized_relobj::write_local_symbols): Add offset parameter.
1055 (class Sized_relobj::local_symbol_offset_): Update comment.
1056 (class Sized_relobj::local_dynsym_offset_): Update comment.
1057 * options.cc (Input_arguments::add_file): Remove const.
1058 * options.h (Input_file_argument::Input_file_argument):
1059 Initialize arg_serial_ (all constructors).
1060 (Input_file_argument::set_arg_serial): New function.
1061 (Input_file_argument::arg_serial): New function.
1062 (Input_file_argument::arg_serial_): New data member.
1063 (Input_arguments::Input_arguments): Initialize file_count_.
1064 (Input_arguments::add_file): Remove const.
1065 (Input_arguments::number_of_input_files): New function.
1066 (Input_arguments::file_count_): New data member.
1067 (Command_line::number_of_input_files): Call
1068 Input_arguments::number_of_input_files.
1069 * output.cc (Output_segment_headers::Output_segment_headers):
1071 (Output_section::Input_section::current_data_size): New function.
1072 (Output_section::Output_section): Initialize new data members.
1073 (Output_section::add_input_section): Don't do merge sections for
1074 an incremental link; allocate space from free list for an
1076 (Output_section::add_output_section_data): Allocate space from
1077 free list for an incremental update.
1078 (Output_section::update_data_size): New function.
1079 (Output_section::set_fixed_layout): New function.
1080 (Output_section::reserve): New function.
1081 (Output_segment::set_section_addresses): Remove const.
1082 (Output_segment::set_section_list_addresses): Remove const; allocate
1083 space from free list for an incremental update.
1084 (Output_segment::set_offset): Adjust size of RELRO segment for an
1086 * output.h (Output_data::current_data_size): Move here from
1088 (Output_data::pre_finalize_data_size): New function.
1089 (Output_data::update_data_size): New function.
1090 (Output_section_headers::update_data_size): new function.
1091 (Output_section_data_build::current_data_size): Move to Output_data.
1092 (Output_data_strtab::update_data_size): New function.
1093 (Output_section::current_data_size): Move to Output_data.
1094 (Output_section::set_fixed_layout): New function.
1095 (Output_section::has_fixed_layout): New function.
1096 (Output_section::reserve): New function.
1097 (Output_section::update_data_size): New function.
1098 (Output_section::has_fixed_layout_): New data member.
1099 (Output_section::free_list_): New data member.
1100 (Output_segment::set_section_addresses): Remove const.
1101 (Output_segment::set_section_list_addresses): Remove const.
1102 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1104 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1106 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1107 parameter when calling Add_symbols constructor; store argument
1108 serial number for members of a lib group.
1109 (Add_symbols::locks): Allow case where token == NULL.
1110 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1111 (Read_member::~Read_member): New function.
1112 (Read_member::is_runnable): New function.
1113 (Read_member::locks): New function.
1114 (Read_member::run): New function.
1115 (Check_script::~Check_script): New function.
1116 (Check_script::is_runnable): New function.
1117 (Check_script::locks): New function.
1118 (Check_script::run): New function.
1119 (Check_library::~Check_library): New function.
1120 (Check_library::is_runnable): New function.
1121 (Check_library::locks): New function.
1122 (Check_library::run): New function.
1123 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1124 (Add_symbols::library_): New data member.
1125 (class Read_member): New class.
1126 (class Check_script): New class.
1127 (class Check_library): New class.
1128 * reloc.cc (Read_relocs::is_runnable): Allow case where
1130 (Read_relocs::locks): Likewise.
1131 (Scan_relocs::locks): Likewise.
1132 (Relocate_task::locks): Likewise.
1133 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1135 (Sized_relobj::incremental_relocs_scan): Fix comment.
1136 (Sized_relobj::do_relocate): Pass output file offset to
1137 write_local_symbols.
1138 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1139 from class declaration.
1140 * script.cc (read_input_script): Allocate Script_info; pass
1141 argument serial number to report_script.
1142 * script.h (class Script_info): Move to incremental.h.
1143 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1144 * symtab.h (Symbol_table::add_from_incrobj): New function.
1145 (Symbol_table::set_file_offset): New function.
1147 2011-04-05 Cary Coutant <ccoutant@google.com>
1149 * incremental-dump.cc (dump_incremental_inputs): Change signature
1150 to take a Sized_incremental_binary; change caller. Use readers
1151 in Sized_incremental_binary.
1153 (Sized_incremental_binary::find_incremental_inputs_sections):
1154 Rename do_find_incremental_inputs_sections to this.
1155 (Sized_incremental_binary::setup_readers): New function.
1156 (Sized_incremental_binary::do_check_inputs): Check
1157 has_incremental_info_ flag; move setup code to setup_readers;
1159 (Sized_incremental_binary::do_file_is_unchanged): New function.
1160 (Sized_incremental_binary::do_get_input_reader): New function.
1161 * incremental.h (class Incremental_binary): Move to end of file.
1162 (Incremental_binary::file_is_unchanged): New function.
1163 (Incremental_binary::do_file_is_unchanged): New function.
1164 (Incremental_binary::Input_reader): New class.
1165 (Incremental_binary::get_input_reader): New function.
1166 (class Sized_incremental_binary): Move to end of file.
1167 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1168 input section reader classes.
1169 (Sized_incremental_binary::has_incremental_info): New function.
1170 (Sized_incremental_binary::inputs_reader): New function.
1171 (Sized_incremental_binary::symtab_reader): New function.
1172 (Sized_incremental_binary::relocs_reader): New function.
1173 (Sized_incremental_binary::got_plt_reader): New function.
1174 (Sized_incremental_binary::do_file_is_unchanged): New function.
1175 (Sized_incremental_binary::Sized_input_reader): New class.
1176 (Sized_incremental_binary::get_input_reader): New function.
1177 (Sized_incremental_binary::find_incremental_inputs_sections):
1178 Rename do_find_incremental_inputs_sections to this.
1179 (Sized_incremental_binary::setup_readers): New function.
1180 (Sized_incremental_binary::has_incremental_info_): New data member.
1181 (Sized_incremental_binary::inputs_reader_): New data member.
1182 (Sized_incremental_binary::symtab_reader_): New data member.
1183 (Sized_incremental_binary::relocs_reader_): New data member.
1184 (Sized_incremental_binary::got_plt_reader_): New data member.
1185 (Sized_incremental_binary::current_input_file_): New data member.
1187 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1190 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1193 2011-03-30 Cary Coutant <ccoutant@google.com>
1195 * archive.cc (Archive::include_member): Adjust call to report_object.
1196 (Add_archive_symbols::run): Add script_info to call to
1197 report_archive_begin.
1198 (Lib_group::include_member): Adjust call to report_object.
1199 (Add_lib_group_symbols::run): Adjust call to report_object.
1200 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1201 blocks. Add object count for script input files.
1202 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1203 script_info parameter; change all callers.
1204 (Incremental_inputs::report_object): Add script_info parameter;
1206 (Incremental_inputs::report_script): Store backpointer to
1207 incremental info entry.
1208 (Output_section_incremental_inputs::set_final_data_size): Record
1209 additional information for scripts.
1210 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1211 * incremental.h (Incremental_script_entry::add_object): New function.
1212 (Incremental_script_entry::get_object_count): New function.
1213 (Incremental_script_entry::get_object): New function.
1214 (Incremental_script_entry::objects_): New data member; adjust
1216 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1217 (Incremental_inputs::report_object): Add script_info parameter.
1218 (Incremental_inputs_reader::get_object_count): New function.
1219 (Incremental_inputs_reader::get_object_offset): New function.
1220 * options.cc (Input_arguments::add_file): Return reference to
1222 * options.h (Input_argument::set_script_info): New function.
1223 (Input_argument::script_info): New function.
1224 (Input_argument::script_info_): New data member; adjust all
1226 (Input_file_group::add_file): Return reference to new input argument.
1227 (Input_file_lib::add_file): Likewise.
1228 (Input_arguments::add_file): Likewise.
1229 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1230 * script.cc (Parser_closure::Parser_closure): Add script_info
1231 parameter; adjust all callers.
1232 (Parser_closure::script_info): New function.
1233 (Parser_closure::script_info_): New data member.
1234 (read_input_script): Report scripts earlier to incremental info.
1235 (script_add_file): Set script_info in Input_argument.
1236 (script_add_library): Likewise.
1237 * script.h (Script_options::Script_info): Rewrite class.
1239 2011-03-29 Cary Coutant <ccoutant@google.com>
1241 * archive.cc (Library_base::should_include_member): Move
1242 method here from class Archive.
1243 (Archive::Archive): Initialize base class.
1244 (Archive::should_include_member): Move to base class.
1245 (Archive::do_for_all_unused_symbols): New function.
1246 (Add_archive_symbols::run): Remove redundant access to
1248 (Lib_group::Lib_group): Initialize base class.
1249 (Lib_group::do_filename): New function.
1250 (Lib_group::include_member): Pass pointer to Lib_group to
1252 (Lib_group::do_for_all_unused_symbols): New function.
1253 (Add_lib_group_symbols::run): Report archive information for
1255 * archive.h (class Library_base): New base class.
1256 (class Archive): Derive from Library_base.
1257 (Archive::filename): Move to base class.
1258 (Archive::set_incremental_info): Likewise.
1259 (Archive::incremental_info): Likewise.
1260 (Archive::Should_include): Likewise.
1261 (Archive::should_include_member): Likewise.
1262 (Archive::Armap_entry): Remove.
1263 (Archive::Unused_symbol_iterator): Remove.
1264 (Archive::unused_symbols_begin): Remove.
1265 (Archive::unused_symbols_end): Remove.
1266 (Archive::do_filename): New function.
1267 (Archive::do_get_mtime): New function.
1268 (Archive::do_for_all_unused_symbols): New function.
1269 (Archive::task_): Move to base class.
1270 (Archive::incremental_info_): Likewise.
1271 (class Lib_group): Derive from Library_base.
1272 (Lib_group::do_filename): New function.
1273 (Lib_group::do_get_mtime): New function.
1274 (Lib_group::do_for_all_unused_symbols): New function.
1275 (Lib_group::task_): Move to base class.
1276 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1278 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1280 * incremental.cc (Incremental_inputs::report_archive_begin):
1281 Use Library_base; call library's get_mtime; add incremental inputs
1282 entry before members.
1283 (class Unused_symbol_visitor): New class.
1284 (Incremental_inputs::report_archive_end): Use Library_base; use
1285 visitor class to record unused symbols; don't add incremental inputs
1286 entry after members.
1287 (Incremental_inputs::report_object): Use Library_base.
1289 (Incremental_archive_entry::Incremental_archive_entry): Remove
1290 unused Archive parameter.
1291 (Incremental_inputs::report_archive_begin): Use Library_base.
1292 (Incremental_inputs::report_archive_end): Likewise.
1293 (Incremental_inputs::report_object): Likewise.
1294 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1296 * object.h (Object::for_all_global_symbols): New function.
1297 (Object::do_for_all_global_symbols): New function.
1298 (Sized_relobj::do_for_all_global_symbols): New function.
1299 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1301 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1304 2011-03-27 Ian Lance Taylor <iant@google.com>
1306 * archive.cc (Archive::interpret_header): Return -1 if something
1307 goes wrong. Change callers accordingly.
1309 2011-03-25 Cary Coutant <ccoutant@google.com>
1311 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1312 * testsuite/Makefile.in: Regenerate.
1314 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1316 * plugin.cc (get_view): New.
1317 (Plugin::load): Pass get_view to the plugin.
1318 (Plugin_manager::get_view): New.
1320 2011-03-21 Ian Lance Taylor <iant@google.com>
1322 * testsuite/final_layout.sh: Rewrite to not use dc.
1323 * testsuite/relro_test.sh: Fail if dc is not present.
1325 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1327 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1329 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1330 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1332 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1333 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1335 2011-03-14 Ian Lance Taylor <iant@google.com>
1337 * script-sections.cc (Sort_output_sections::script_compare):
1338 Rename from is_before, change return type.
1339 (Sort_output_sections::operator()): Adjust accordingly.
1341 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1344 * testsuite/odr_violation2.cc: Add comment to make all error line
1345 numbers double digits.
1346 * testsuite/debug_msg.sh: Adjust expected errors.
1348 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1350 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1351 but mark earlier ones as non-canonical
1352 (offset_to_iterator): Update search target and example
1353 (do_addr2line): Return extra lines in a vector*
1354 (format_file_lineno): Extract from do_addr2line
1355 (one_addr2line): Add vector* out-param
1356 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1357 when a lineno entry appeared last for its instruction
1358 (Dwarf_line_info): Add vector* out-param
1359 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1360 * symtab.cc (Odr_violation_compare): Include the lineno in the
1362 (linenos_from_loc): New. Combine the canonical line for an
1363 address with its other lines.
1364 (True_if_intersect): New. Helper functor to make
1365 std::set_intersection a query.
1366 (detect_odr_violations): Compare sets of lines instead of just
1367 one line for each function. This became less deterministic, but
1368 has fewer false positives.
1369 * symtab.h: Declarations.
1370 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1371 mix an optimized and non-optimized object in the same binary
1372 (odr_violation2.so): Same.
1373 * testsuite/Makefile.in: Regenerate from Makefile.am.
1374 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1375 * testsuite/debug_msg.sh: Update line numbers and add
1377 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1378 non-optimized context.
1379 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1380 isn't inlined, and use OdrDerived in an optimized context.
1381 * testsuite/odr_header1.h: Defines OdrDerived, where
1382 optimization will change the
1383 first-instruction-in-the-destructor's file and line number.
1384 * testsuite/odr_header2.h: Defines OdrBase.
1386 2011-03-09 Ian Lance Taylor <iant@google.com>
1388 * fileread.cc (File_read::clear_views): Don't delete the whole
1391 2011-03-08 Ian Lance Taylor <iant@google.com>
1394 * fileread.cc: #include <climits>.
1395 (GOLD_IOV_MAX): Define.
1396 (File_read::read_multiple): Limit number of entries by iov_max.
1397 * fileread.h (class File_read): Always set max_readv_entries to
1400 2011-03-07 Ian Lance Taylor <iant@google.com>
1403 * options.h (class General_options): Add -dy and -dn.
1405 2011-03-02 Cary Coutant <ccoutant@google.com>
1407 * testsuite/script_test_9.t: Add TLS segment.
1409 2011-03-02 Simon Baldwin <simonb@google.com>
1411 * configure.ac: Add check for gnu_indirect_function support in
1412 the toolchain building binutils.
1413 * configure: Rebuild.
1415 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1417 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1418 plugin only symbols.
1419 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1420 in plugin files as not needed in the symbol table.
1422 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1424 * output.cc (Output_section::add_input_section): Delay fill
1425 generation for section ordering.
1427 2011-02-09 Ian Lance Taylor <iant@google.com>
1430 * object.h (class Sized_relobj): Remove clear_local_symbols.
1431 * reloc.cc (Sized_relobj::do_relocate): Don't call
1432 clear_local_symbols.
1434 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1436 * plugin.cc (is_visible_from_outside): Return true for symbols
1439 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1441 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1444 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1446 * icf.h (is_section_foldable_candidate): Change type of parameter
1448 * icf.cc (Icf::find_identical_sections): Change type of local variable
1449 section_name to be std::string.
1450 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1452 2011-01-25 Ian Lance Taylor <iant@google.com>
1454 * script.cc (script_add_extern): Rewrite to use
1455 add_symbol_reference.
1457 2011-01-25 Doug Kwan <dougkwan@google.com>
1459 * icf.cc (get_section_contents): Always lock section's object.
1461 2011-01-24 Ian Lance Taylor <iant@google.com>
1463 * options.h (class General_options): Accept
1464 --no-detect-odr-violations.
1466 2011-01-24 Ian Lance Taylor <iant@google.com>
1468 * version.cc (version_string): Bump to 1.11.
1470 2011-01-24 Ian Lance Taylor <iant@google.com>
1472 * plugin.cc (class Plugin_rescan): Define new class.
1473 (Plugin_manager::claim_file): Set any_claimed_.
1474 (Plugin_manager::save_archive): New function.
1475 (Plugin_manager::save_input_group): New function.
1476 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1478 (Plugin_manager::new_undefined_symbol): New function.
1479 (Plugin_manager::rescan): New function.
1480 (Plugin_manager::rescannable_defines): New function.
1481 (Plugin_manager::add_input_file): Set any_added_.
1482 * plugin.h (class Plugin_manager): define new fields rescannable_,
1483 undefined_symbols_, any_claimed_, and any_added_. Declare
1484 Plugin_rescan as friend. Declare new functions.
1485 (Plugin_manager::Rescannable): Define type.
1486 (Plugin_manager::Rescannable_list): Define type.
1487 (Plugin_manager::Undefined_symbol_list): Define type.
1488 (Plugin_manager::Plugin_manager): Initialize new fields.
1489 * archive.cc (Archive::defines_symbol): New function.
1490 (Add_archive_symbols::run): Pass archive to plugins if any.
1491 * archive.h (class Archive): Declare defines_symbol.
1492 * readsyms.cc (Input_group::~Input_group): New function.
1493 (Finish_group::run): Pass input_group to plugins if any.
1494 * readsyms.h (class Input_group): Declare destructor.
1495 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1498 2011-01-10 Ian Lance Taylor <iant@google.com>
1500 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1502 (Layout::set_segment_offsets): Reset increase_relro before calling
1503 set_section_addresses a second time.
1505 2011-01-04 Cary Coutant <ccoutant@google.com>
1507 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1508 sections before NOBITS sections.
1510 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1512 * version.cc (print_version): Update copyright to 2011.
1514 2010-12-23 Cary Coutant <ccoutant@google.com>
1516 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1517 of OS to this->add. Add OD parameter to second form of the function.
1519 2010-12-20 Ian Lance Taylor <iant@google.com>
1521 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1522 second of two consecutive entries with same offset.
1524 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1526 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1527 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1528 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1529 to avoid unneeded links against $(LDADD).
1530 * testsuite/Makefile.in: Regenerate.
1532 2010-12-15 Ian Lance Taylor <iant@google.com>
1535 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1536 for R_X86_64_32 and R_X86_64_PC32.
1537 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1538 ver_matching_def_pic.o.
1539 (ver_matching_def_pic.o): New target.
1541 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1543 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1544 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1545 Move definition before File_read::View member definitions.
1546 (File_read::View::~View): Initialize and hold lock before
1547 updating current_mapped_bytes.
1549 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1551 * dwarf_reader.cc: Remove outdated comment.
1552 * gold-threads.cc: Fix typo in error message.
1553 * archive.cc: Fix typos in comments.
1554 * archive.h: Likewise.
1555 * arm-reloc-property.cc: Likewise.
1556 * arm-reloc-property.h: Likewise.
1557 * arm-reloc.def: Likewise.
1559 * attributes.h: Likewise.
1560 * cref.cc: Likewise.
1561 * ehframe.cc: Likewise.
1562 * fileread.h: Likewise.
1564 * i386.cc: Likewise.
1566 * incremental.h: Likewise.
1567 * int_encoding.cc: Likewise.
1568 * layout.h: Likewise.
1569 * main.cc: Likewise.
1570 * merge.h: Likewise.
1571 * object.cc: Likewise.
1572 * object.h: Likewise.
1573 * options.cc: Likewise.
1574 * readsyms.cc: Likewise.
1575 * reduced_debug_output.cc: Likewise.
1576 * reloc.cc: Likewise.
1577 * script-sections.cc: Likewise.
1578 * sparc.cc: Likewise.
1579 * symtab.h: Likewise.
1580 * target-reloc.h: Likewise.
1581 * target.cc: Likewise.
1582 * target.h: Likewise.
1583 * timer.cc: Likewise.
1584 * timer.h: Likewise.
1585 * x86_64.cc: Likewise.
1587 2010-12-09 Cary Coutant <ccoutant@google.com>
1589 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1591 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1592 parameter; change all callers.
1593 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1594 * options.h (warn_execstack): New option.
1596 2010-12-07 Doug Kwan <dougkwan@google.com>
1598 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1599 like function call relocations.
1601 2010-12-07 Ian Lance Taylor <iant@google.com>
1603 * archive.cc (Archive::get_elf_object_for_member): Permit
1604 punconfigured to be NULL.
1605 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1606 (Archive::include_member): Pass NULL to get_elf_object_for_member
1607 if we searched for the archive and this is the first included
1610 2010-12-01 Ian Lance Taylor <iant@google.com>
1612 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1613 track_relocs_type_ field.
1614 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1615 Set track_relocs_type_.
1616 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1617 contents when using RELA relocs.
1618 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1620 * reloc.cc (Track_relocs::next_addend): New function.
1621 * reloc.h (class Track_relocs): Declare next_addend.
1623 2010-12-01 Ian Lance Taylor <iant@google.com>
1625 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1628 2010-12-01 Ian Lance Taylor <iant@google.com>
1630 * README: Update compilers known to work and fail.
1632 2010-11-23 Matthias Klose <doko@ubuntu.com>
1634 * configure.in: For --enable-gold, handle value `default' instead of
1635 `both*'. Always install ld as ld.bfd, install as ld if gold is
1637 * configure: Regenerate.
1639 2010-11-18 Doug Kwan <dougkwan@google.com>
1641 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1642 and right_alignment to be zero. Store result alignment only if it is
1643 greater than existing alignment.
1645 2010-11-16 Cary Coutant <ccoutant@google.com>
1648 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1649 Check for ".zdebug_line".
1651 2010-11-16 Doug Kwan <dougkwan@google.com>
1652 Cary Coutant <ccoutant@google.com>
1654 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1655 by reference; adjust all callers.
1656 * output.cc (Output_segment::set_section_addresses): Adjust references
1657 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1659 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1660 end at page boundary.
1662 2010-11-16 Cary Coutant <ccoutant@google.com>
1665 * layout.cc (Layout::choose_output_section): Transform names of
1666 compressed sections even when using a script with a SECTIONS clause.
1667 (Layout::output_section_name): Remove code to transform
1668 compressed debug section names.
1669 * output.cc (Output_section::add_input_section): Use uncompressed
1670 section size when tracking input sections.
1672 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1674 * symtab.h (Symbol::NON_PIC_REF): Remove.
1675 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1676 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1677 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1678 (Symbol::use_plt_offset): Take a flags argument and pass it
1679 directly to needs_dynamic_reloc. Restrict check for undefined
1680 weak symbols to function calls.
1681 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1682 (Target_arm::Scan::global): Use it.
1683 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1684 (Target_arm::Relocate::relocate): Likewise.
1685 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1686 parameter with an r_type parameter. Use get_reference_flags
1688 (Target_arm::Relocate::relocate): Update accordingly.
1689 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1690 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1691 (Target_i386::Scan::global): Likewise.
1692 (Target_i386::Relocate::relocate): Likewise.
1693 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1694 parameter with an r_type parameter. Use get_reference_flags
1696 (Target_i386::Relocate::relocate): Update accordingly.
1697 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1698 (Target_powerpc::Scan::global): Use it.
1699 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1700 (Target_powerpc::Relocate::relocate): Likewise.
1701 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1702 (Target_sparc::Scan::global): Use it.
1703 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1704 (Target_sparc::Relocate::relocate): Likewise.
1705 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1706 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1707 (Target_x86_64::Scan::global): Likewise.
1708 (Target_x86_64::Relocate::relocate): Likewise.
1710 2010-11-08 Doug Kwan <dougkwan@google.com>
1711 Cary Coutant <ccoutant@google.com>
1713 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1714 (Arm_exidx_merge_section::section_contents_): New data member.
1715 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1716 (Arm_input_section::~Arm_input_section): De-allocate memory.
1717 (Arm_input_section::original_contents_): New data member.
1718 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1719 in parameters instead of calling Object::section_contents without
1721 (Arm_output_section::group_section): New parameter TASK. Pass it
1722 to callees that need locking objects.
1723 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1724 to lock EXIDX input sections. Fix a formatting issue. Call
1725 Arm_exidx_merged_section::build_contents to create merged section
1727 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1728 to lock object of stub table owner.
1729 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1730 TEXT_SIZE to initialize data member TEXT_SIZE_.
1731 (Arm_exidx_input_section::addralign): Fix typo in comment.
1732 (Arm_exidx_input_section::text_size): New method.
1733 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1734 that require locking objects. Lock objects before scanning for stubs
1735 and updating local symbols.
1736 (Arm_input_section<big_endian>::init): Copy contents of original
1738 (Arm_input_section<big_endian>::do_write): Use saved contents of
1739 original input section instead of calling Object::section_contents
1741 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1742 size without calling Object::section_size().
1743 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1744 for size. Allocate a buffer for merged EXIDX entries.
1745 (Arm_exidx_merged_section::build_contents): New method.
1746 (Arm_exidx_merged_section::do_write): Move merge section contents
1747 building code to Arm_exidx_merged_section::build_contetns. Write
1748 out contetns in buffer instead of building it on the fly.
1749 (Arm_relobj::make_exidx_input_section): Also pass text section size
1750 to Arm_exidx_input_section constructor.
1751 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1752 (Arm_dynobj::do_read_symbols): Fix memory leak.
1753 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1754 * target.h: (class Task): Add forward declaration.
1755 (Target::relax): Add new parameter TASK and pass it to
1757 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1759 2010-11-05 Cary Coutant <ccoutant@google.com>
1762 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1763 object when reading from the file.
1764 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1766 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1767 when reading section contents.
1768 (get_section_contents): Likewise.
1769 (icf::find_identical_sections): Likewise.
1770 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1771 object when reading from the file.
1772 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1773 the object when doing deferred section layout.
1775 2010-11-03 Nick Clifton <nickc@redhat.com>
1778 * script.h (class Symbol_assignment: name): New member. Returns
1779 the name of the symbol.
1780 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1781 Returns true if the given symbol name is on the list of
1782 assignments wating to be processed.
1783 * archive.cc (should_incldue_member): If the symbol is undefined,
1784 check to see if it is on the list of symbols pending assignment.
1786 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1788 * script-sections.cc (Script_sections::find_memory_region): Check
1789 for a NULL output section pointer.
1791 2010-10-29 Doug Kwan <dougkwan@google.com>
1793 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1794 Output_section::add_relaxed_input_section.
1795 * output.cc (Output_section::add_relaxed_input_section): Add new
1796 arguments LAYOUT and NAME. Set section order index.
1797 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1798 Copy section order index.
1799 * output.h (Output_section::add_relaxed_input_section): Add new
1800 arguments LAYOUT and NAME.
1802 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1804 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1805 NATIVE_OR_CROSS_LINKER.
1806 * testsuite/Makefile.in: Regenerate.
1808 2010-10-20 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1811 without SHF_LINK_ORDER flags.
1812 * layout.cc (Layout::choose_output_section): Do not filter
1813 SHF_LINK_ORDER flag in a relocatable link.
1815 2010-10-17 Cary Coutant <ccoutant@google.com>
1817 * output.h (Output_segment::set_section_addresses): Change function
1818 signature. Update all callers.
1819 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1821 (Output_segment::set_section_addresses): Align after last TLS
1822 section. Add padding before last relro section instead of after.
1824 2010-10-17 Doug Kwan <dougkwan@google.com>
1826 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1827 GOT output section to be writable.
1829 2010-10-14 Cary Coutant <ccoutant@google.com>
1831 * debug.h (DEBUG_INCREMENTAL): New flag.
1832 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1833 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1835 * incremental.cc (report_command_line): Ignore all forms of
1837 * layout.cc (Layout::Layout): Check parameters for incremental link
1839 * options.cc (General_options::parse_incremental): New function.
1840 (General_options::parse_no_incremental): New function.
1841 (General_options::parse_incremental_full): New function.
1842 (General_options::parse_incremental_update): New function.
1843 (General_options::incremental_mode_): New data member.
1844 (General_options::finalize): Check incremental_mode_.
1845 * options.h (General_options): Update help text for --incremental.
1846 Add --no-incremental, --incremental-full, --incremental-update.
1847 (General_options::Incremental_mode): New enum type.
1848 (General_options::incremental_mode): New function.
1849 (General_options::incremental_mode_): New data member.
1850 * parameters.cc (Parameters::incremental_mode_): New data member.
1851 (Parameters::set_options): Set incremental_mode_.
1852 (Parameters::set_incremental_full): New function.
1853 (Parameters::incremental): New function.
1854 (Parameters::incremental_update): New function.
1855 (set_parameters_incremental_full): New function.
1856 * parameters.h (Parameters::set_incremental_full): New function.
1857 (Parameters::incremental): New function.
1858 (Parameters::incremental_update): New function.
1859 (Parameters::incremental_mode_): New data member.
1860 (set_parameters_incremental_full): New function.
1861 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1862 incremental link mode.
1863 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1864 (Sized_relobj::do_relocate_sections): Likewise.
1865 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1867 * testsuite/Makefile.in: Regenerate.
1868 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1870 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1872 * script-sections.h (class Script_sections): Make
1873 Sections_elements typedef public.
1874 * script-sections.cc (class Sort_output_sections): Add elements_
1875 field. Add constructor which sets it; change all callers.
1876 (Sort_output_sections::is_before): New function.
1877 (Sort_output_sections::operator()): Call is_before.
1878 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1880 * testsuite/script_test_10.sh: New test. Test script section
1882 * testsuite/script_test_10.t: Likewise.
1883 * testsuite/script_test_10.s: Likewise.
1884 * testsuite/Makefile.am: Wrap the cross linker tests and the
1885 common tests into NATIVE_OR_CROSS_LINKER.
1886 (check_SCRIPTS): Add script_test_10.sh.
1887 (check_DATA): Add script_test_10.stdout.
1888 (script_test_10.o, script_test_10): New targets.
1889 (script_test_10.stdout): New target.
1890 * configure, testsuite/Makefile.in: Regenerate.
1892 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1894 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1895 error for the deprecated relocations.
1896 (Target_arm::Scan::global): Likewise.
1897 (Target_arm::Relocate::relocate): Likewise.
1899 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1901 * fileread.cc (Input_file::find_file): Initialize *found_name
1902 and *namep when using the fallback search for case 4.
1904 2010-10-11 Cary Coutant <ccoutant@google.com>
1906 * options.h (class General_options): Redefine -z lazy as an alias for
1907 the negation of -z now.
1909 2010-10-11 Ian Lance Taylor <iant@google.com>
1911 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1914 2010-10-06 Nick Clifton <nickc@redhat.com>
1916 * script-sections.cc(class Memory_region): Remove
1917 current_lma_offset_ field. Rename current_vma_offset_ to
1918 current_offset_. Add last_section_ field.
1919 (Memory_region::get_current_vma_address): Rename to
1920 get_current_address.
1921 (Memory_region::get_current_lma_address): Delete.
1922 (Memory_region::increment_vma_offset): Rename to
1924 (Memory_region::increment_lma_offset): Delete.
1925 (Memory_region::attributes_compatible): New method. Returns
1926 true if the provided section is compatible with the region.
1927 (Memory_region::get_last_section): New method. Returns the last
1928 section to use the region.
1929 (Memory_region::set_last_section): New method. Stores the last
1930 section to use the region.
1931 (Script_sections::block_in_region): New method. Returns true if
1932 a block of memory is contained within a region.
1933 (Script_sections::find_memory_region): New method. Locates a
1934 memory region to be used to set a VMA or LMA address.
1935 (Output_section_definition::set_section_addresses): Add code to
1936 check for addresses set by memory regions.
1937 (Output_segment::set_section_addresses): Remove memory region
1939 (Script_sections::create_segment): Add a warning if a header
1940 segment is created outside of any region.
1941 * script-sections.h (class Script_sections): Add prototypes for
1942 find_memory_region and block_in_region methods.
1943 * testsuite/memory_test.s: Use .long instead of .word.
1944 * testsuite/memory_test.t: Add some more output sections.
1945 * testsuite/memory_test.sh: Update expected output.
1947 2010-10-02 Doug Kwan <dougkwan@google.com>
1949 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1950 defintion to symtab.h
1951 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1952 declaration to defintion.
1954 2010-10-01 Nick Clifton <nickc@redhat.com>
1956 * expression.cc (eval): Replace dummy argument with NULL.
1957 (eval_maybe_dot): Check for a NULL result section pointer.
1958 (Symbol_expression::value): Likewise.
1959 (Dot_expression::value): Likewise.
1960 (BINARY_EXPRESSION): Likewise.
1961 (Max_expression::value): Likewise.
1962 (Min_expression::value): Likewise.
1963 (Absolute_expression::value): Likewise.
1964 (Addr_expression::value_from_output_section): Likewise.
1965 (Loaddddr_expression::value_from_output_section): Likewise.
1966 (Segment_start_expression::value): Likewise.
1967 * script-sections.cc
1968 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1970 (Sections_elememt_dot_assignment::set_section_addresses):
1972 (Output_data_expression::do_write_to_buffer): Likewise.
1973 (Output_section_definition::finalize_symbols): Likewise.
1974 (Output_section_definition::set_section_addresses): Likewise.
1976 2010-09-30 Doug Kwan <dougkwan@google.com>
1978 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1980 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1982 * target.h (Target::can_icf_inline_merge_sections): New virtual
1984 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1986 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1988 * icf.cc (get_section_contents): Inline merge sections only when
1991 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1993 * configure: Regenerate.
1995 2010-09-17 Ian Lance Taylor <iant@google.com>
1997 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1998 * testsuite/Makefile.am (memory_test.o): New target.
1999 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2001 * testsuite/Makefile.in: Rebuild.
2003 2010-09-17 Doug Kwan <dougkwan@google.com>
2005 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2006 defintion if relocation uses GOT entries of the symbol.
2007 * testsuite/icf_safe_test.sh: Fix test.
2008 * testsuite/icf_safe_so_test.sh: Fix test.
2010 2010-09-16 Cary Coutant <ccoutant@google.com>
2012 * script_sections.cc (class Memory_region): Remove "NULL" from
2013 vector initializations.
2015 2010-09-15 Cary Coutant <ccoutant@google.com>
2017 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2018 Resolve forwarding symbols.
2020 2010-09-15 Doug Kwan <dougkwan@google.com>
2022 * gold/testsuite/script_test_3.t: Add ARM special sections.
2023 * gold/testsuite/script_test_4.t: Same.
2024 * gold/testsuite/script_test_5.t: Same.
2025 * gold/testsuite/script_test_6.t: Same.
2026 * gold/testsuite/script_test_7.t: Same.
2027 * gold/testsuite/script_test_7.t: Same.
2028 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2030 2010-09-14 Cary Coutant <ccoutant@google.com>
2032 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2033 (Target_x86_64::Relocate::relocate_tls): Replace check for
2034 saw_tls_block_reloc_ with test for executable section.
2036 2010-09-12 Cary Coutant <ccoutant@google.com>
2038 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2039 position-independent executables to shared libraries need dynamic
2041 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2042 position-independent executables.
2043 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2044 * testsuite/Makefile.in: Regenerate.
2046 2010-09-10 Nick Clifton <nickc@redhat.com>
2049 * testsuite/memory_test.t: Discard any sections that are not
2052 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2055 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2056 "This::" to work around a bug in gcc 4.2.
2058 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2060 2010-09-09 Rafael Espindola <espindola@google.com>
2062 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2063 sections with different PF_X flags in the same segment.
2064 (Layout::find_first_load_seg): Search all segments to find the first
2066 * options.h (rosegment): New.
2068 2010-09-08 Rafael Espindola <espindola@google.com>
2070 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2072 2010-09-08 Doug Kwan <dougkwan@google.com>
2074 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2075 (Arm_relobj::do_relocate_sections): Add new parameter for output
2076 file to match the parent.
2077 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2078 of local symbols instead of input values. Update code to track
2079 changes in gold::relocate_section.
2080 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2081 (Sized_relobj::compute_final_local_value_internal): New methods.
2082 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2083 body into private version of Sized_relobj::compute_final_local_value.
2084 Call the inline method.
2085 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2086 merged symbol value if there is one.
2087 (Symbol_value::has_output_value): New method defintiion.
2088 (Sized_relobj::Compute_final_local_value_status): New enum type.
2089 (Sized_relobj::compute_final_local_value): New methods.
2090 (Sized_relobj::compute_final_local_value_internal): New methods.
2091 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2092 and arm_cortex_a8.sh.
2093 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2094 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2096 * Makefile.in: Regenerate.
2097 * testsuite/arm_bl_out_of_range.s: Update test.
2098 * testsuite/thumb_bl_out_of_range.s: Ditto.
2099 * testsuite/thumb_blx_out_of_range.s: Ditto.
2100 * testsuite/arm_branch_out_of_range.sh: New file.
2101 * testsuite/arm_cortex_a8.sh: Ditto.
2102 * testsuite/arm_cortex_a8_b.s: Ditto.
2103 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2104 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2105 * testsuite/arm_cortex_a8_bl.s: Ditto.
2106 * testsuite/arm_cortex_a8_blx.s: Ditto.
2107 * testsuite/arm_cortex_a8_local.s: Ditto.
2108 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2109 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2111 2010-09-08 Rafael Espindola <espindola@google.com>
2113 * Makefile.am (memory_test.stdout): Run readelf with -W.
2114 * Makefile.in: Regenerate.
2115 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2118 2010-09-08 Rafael Espindola <espindola@google.com>
2120 * script-sections.cc (Script_sections::add_memory_region): Convert
2121 field precision to int.
2122 * script.cc (script_set_section_region, script_set_section_region):
2123 Convert field precision to int.
2125 2010-09-08 Rafael Espindola <espindola@google.com>
2127 * arm.cc (do_finalize_sections): Create the __exidx_start and
2128 __exdix_end symbols even when the section is missing.
2130 2010-09-08 Nick Clifton <nickc@redhat.com>
2132 * README: Remove claim that MEMORY is not supported.
2133 * expression.cc (script_exp_function_origin)
2134 (script_exp_function_length): Move from here to ...
2135 * script.cc: ... here.
2136 (script_set_section_region, script_add_memory)
2137 (script_parse_memory_attr, script_include_directive): New
2139 * script-sections.cc
2140 (class Memory_region): New class.
2141 (class Output_section_definition): Add set_memory_region,
2142 set_section_vma, set_section_lma and get_section_name methods.
2143 (class Script_Sections): Add add_memory_region,
2144 find_memory_region, find_memory_region_origin,
2145 find_memory_region_length and set_memory_region methods.
2146 Have set_section_addresses method walk the list of set memory
2148 Extend the print methos to display memory regions.
2149 * script-sections.h: Add prototypes for new methods.
2150 Add enum for MEMORY region attributes.
2151 * yyscript.y: Add support for parsing MEMORY regions.
2152 * script-c.h: Add prototypes for new functions.
2153 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2154 * testsuite/Makefile.in: Regenerate.
2155 * testsuite/memory_test.sh: New script.
2156 * testsuite/memory_test.s: New assembler source file.
2157 * testsuite/memory_test.t: New linker script.
2159 2010-08-27 Doug Kwan <dougkwan@google.com>
2161 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2162 reference override an existing dynamic weak reference.
2163 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2164 * testsuite/Makefile.in: Regenerate.
2165 * testsuite/dyn_weak_ref.sh: New file.
2166 * testsuite/dyn_weak_ref_1.c: Ditto.
2167 * testsuite/dyn_weak_ref_2.c: Ditto.
2169 2010-08-27 Ian Lance Taylor <iant@google.com>
2171 * incremental.h (class Incremental_input_entry): Add virtual
2174 2010-08-27 Ian Lance Taylor <iant@google.com>
2176 * testsuite/start_lib_test_3.c: Mark t3 as used.
2178 2010-08-27 Nick Clifton <nickc@redhat.com>
2180 * options.cc (version_script): Fix small typo in previous
2183 2010-08-25 Nick Clifton <nickc@redhat.com>
2185 * archive.cc: Formatting fixes: Remove whitespace between
2186 typename and following asterisk. Remove whitespace between
2187 function name and opening parenthesis.
2188 * archive.h: Likewise.
2190 * attributes.cc: Likewise.
2191 * attributes.h: Likewise.
2192 * common.cc: Likewise.
2193 * copy-relocs.cc: Likewise.
2194 * dirsearch.h: Likewise.
2195 * dynobj.cc: Likewise.
2196 * ehframe.cc: Likewise.
2197 * ehframe.h: Likewise.
2198 * expression.cc: Likewise.
2199 * fileread.cc: Likewise.
2200 * fileread.h: Likewise.
2202 * gold-threads.cc: Likewise.
2203 * gold.cc: Likewise.
2204 * i386.cc: Likewise.
2206 * incremental-dump.cc: Likewise.
2207 * incremental.cc: Likewise.
2208 * layout.cc: Likewise.
2209 * layout.h: Likewise.
2210 * main.cc: Likewise.
2211 * merge.cc: Likewise.
2212 * merge.h: Likewise.
2213 * object.cc: Likewise.
2214 * object.h: Likewise.
2215 * options.cc: Likewise.
2216 * options.h: Likewise.
2217 * output.cc: Likewise.
2218 * output.h: Likewise.
2219 * plugin.cc: Likewise.
2220 * plugin.h: Likewise.
2221 * powerpc.cc: Likewise.
2222 * reloc.cc: Likewise.
2223 * script-c.h: Likewise.
2224 * script-sections.cc: Likewise.
2225 * script.cc: Likewise.
2226 * stringpool.cc: Likewise.
2227 * symtab.cc: Likewise.
2228 * symtab.h: Likewise.
2229 * target.cc: Likewise.
2230 * timer.cc: Likewise.
2231 * timer.h: Likewise.
2232 * version.cc: Likewise.
2233 * x86_64.cc: Likewise.
2235 2010-08-24 Nick Clifton <nickc@redhat.com>
2238 * layout.cc (segment_precedes): Sort segments by their physical
2239 addresses, if they have been set.
2241 2010-08-23 Cary Coutant <ccoutant@google.com>
2243 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2245 (Lib_group::include_member): Unlock object after deleting its
2247 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2250 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2251 Cary Coutant <ccoutant@google.com>
2253 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2254 constructor, and set_blocker.
2255 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2257 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2258 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2259 * testsuite/Makefile.am (start_lib_test): New test case.
2260 * testsuite/Makefile.in: Regenerate.
2261 * testsuite/start_lib_test_main.c: New file.
2262 * testsuite/start_lib_test_1.c: New file.
2263 * testsuite/start_lib_test_2.c: New file.
2264 * testsuite/start_lib_test_3.c: New file.
2266 2010-08-19 Ian Lance Taylor <iant@google.com>
2268 * Makefile.in: Rebuild with automake 1.11.1.
2269 * aclocal.m4: Likewise.
2270 * testsuite/Makefile.in: Likewise.
2272 2010-08-19 Ian Lance Taylor <iant@google.com>
2275 * i386.cc (class Output_data_plt_i386): Update declarations.
2276 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2277 local_ifuncs_ fields.
2278 (Target_i386::do_plt_section_for_global): New function.
2279 (Target_i386::do_plt_section_for_local): New function.
2280 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2281 parameter; change all callers. Initialize global_ifuncs_ and
2282 local_ifuncs_. If doing a static link define __rel_iplt_start and
2284 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2285 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2286 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2288 (Target_i386::make_plt_section): New function, broken out of
2289 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2290 (Target_i386::make_plt_entry): Call make_plt_section.
2291 (Target_i386::make_local_ifunc_plt_entry): New function.
2292 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2293 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2294 R_386_IRELATIVE to switch.
2295 (Target_i386::Scan::global): Likewise.
2296 (Target_i386::Relocate::relocate): Likewise.
2297 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2299 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2300 (Target_x86_64::do_plt_section_for_global): New function.
2301 (Target_x86_64::do_plt_section_for_local): New function.
2302 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2303 parameter; change all callers. If doing a static link define
2304 __rela_iplt_start and __rela_iplt_end.
2305 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2306 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2307 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2309 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2310 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2312 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2313 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2314 R_X86_64_IRELATIVE to switch.
2315 (Target_x86_64::Scan::global): Likewise.
2316 (Target_x86_64::Relocate::relocate): Likewise.
2317 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2319 * target.h (class Target): Add plt_section_for_global and
2320 plt_section_for_local functions. Add do_plt_section_for_global
2321 and do_plt_section_for_local virtual functions.
2322 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2323 clarifying comments.
2324 (Symbol::use_plt_offset): Handle IFUNC symbol.
2325 * object.cc (Sized_relobj::Sized_relobj): Initialize
2327 (Sized_relobj::local_has_plt_offset): New function.
2328 (Sized_relobj::local_plt_offset): New function.
2329 (Sized_relobj::set_local_plt_offset): New function.
2330 (Sized_relobj::do_count): Handle IFUNC symbol.
2331 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2332 a bit away from input_shndx_ field. Add set_is_func_symbol and
2333 is_ifunc_symbol functions.
2334 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2335 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2336 local_plt_offsets_ field.
2337 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2338 * output.h (class Output_section_data): Add non-const
2339 output_section function.
2340 (class Output_data_got): Update declarations.
2341 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2342 Add use_plt_offset parameter to global and local constructors.
2343 Change all callers. Change local_sym_index_ field to 31 bits.
2344 Change GSYM_CODE and CONSTANT_CODE accordingly.
2345 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2346 doing a static link don't set sh_link field.
2347 (Output_data_got::Got_entry::write): Use PLT offset if
2349 (Output_data_got::add_global_plt): New function.
2350 (Output_data_got::add_local_plt): New function.
2351 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2352 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2353 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2354 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2355 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2357 * testsuite/ifunc-sel.h: New file.
2358 * testsuite/ifuncmain1.c: New file.
2359 * testsuite/ifuncmain1vis.c: New file.
2360 * testsuite/ifuncmod1.c: New file.
2361 * testsuite/ifuncdep2.c: New file.
2362 * testsuite/ifuncmain2.c: New file.
2363 * testsuite/ifuncmain3.c: New file.
2364 * testsuite/ifuncmod3.c: New file.
2365 * testsuite/ifuncmain4.c: New file.
2366 * testsuite/ifuncmain5.c: New file.
2367 * testsuite/ifuncmod5.c: New file.
2368 * testsuite/ifuncmain6pie.c: New file.
2369 * testsuite/ifuncmod6.c: New file.
2370 * testsuite/ifuncmain7.c: New file.
2371 * configure, testsuite/Makefile.in: Rebuild.
2373 2010-08-18 Ian Lance Taylor <iant@google.com>
2376 (Output_section_incremental_inputs::write_input_files): Add cast
2377 to avoid signed/unsigned comparison warning.
2378 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2380 2010-08-12 Cary Coutant <ccoutant@google.com>
2382 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2384 2010-08-13 Ian Lance Taylor <iant@google.com>
2386 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2388 2010-08-12 Cary Coutant <ccoutant@google.com>
2389 Doug Kwan <dougkwan@google.com>
2391 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2392 defintion overrides non-weak undef, remember that the original undef
2394 * symtab.cc (Symbol_table::sized_write_global): For undef without
2395 an original weak binding, set binding to global in output.
2396 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2397 * testsuite/Makefile.in: Regenerate.
2398 * testsuite/strong_ref_weak_def.sh: New file.
2399 * testsuite/strong_ref_weak_def_1.c: Ditto.
2400 * testsuite/strong_ref_weak_def_2.c: Ditto.
2402 2010-08-12 Cary Coutant <ccoutant@google.com>
2404 * testsuite/incremental_test.sh: Rewrite.
2405 * testsuite/incremental_test_1.c: Rewrite.
2406 * testsuite/incremental_test_2.c: Rewrite.
2408 2010-08-12 Cary Coutant <ccoutant@google.com>
2410 * arm.cc (Target_arm::got_size): Add const.
2411 (Target_arm::got_entry_count): New function.
2412 (Target_arm::plt_entry_count): New function.
2413 (Target_arm::first_plt_entry_offset): New function.
2414 (Target_arm::plt_entry_size): New function.
2415 (Output_data_plt_arm::entry_count): New function.
2416 (Output_data_plt_arm::first_plt_entry_offset): New function.
2417 (Output_data_plt_arm::get_plt_entry_size): New function.
2418 * i386.cc (Target_i386::got_size): Add const.
2419 (Target_i386::got_entry_count): New function.
2420 (Target_i386::plt_entry_count): New function.
2421 (Target_i386::first_plt_entry_offset): New function.
2422 (Target_i386::plt_entry_size): New function.
2423 (Output_data_plt_i386::entry_count): New function.
2424 (Output_data_plt_i386::first_plt_entry_offset): New function.
2425 (Output_data_plt_i386::get_plt_entry_size): New function.
2426 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2427 find_incremental_inputs_sections. Dump incremental_got_plt section.
2428 * incremental.cc: Include target.h.
2429 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2430 parameter. Adjust all callers. Find incremental_got_plt section.
2431 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2433 (Output_section_incremental_inputs::set_final_data_size): Calculate
2434 size of incremental_got_plt section.
2435 (Output_section_incremental_inputs::do_write): Write the
2436 incremental_got_plt section.
2437 (Got_plt_view_info): New struct.
2438 (Local_got_offset_visitor): New class.
2439 (Global_got_offset_visitor): New class.
2440 (Global_symbol_visitor_got_plt): New class.
2441 (Output_section_incremental_inputs::write_got_plt): New function.
2442 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2443 Add parameter. Adjust all callers.
2444 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2445 (Incremental_inputs::got_plt_section): New function.
2446 (Incremental_inputs::got_plt_section_): New data member.
2447 (Incremental_got_plt_reader): New class.
2448 * layout.cc (Layout::create_incremental_info_sections): Add the
2449 incremental_got_plt section.
2450 * object.h (Got_offset_list::get_list): New function.
2451 (Got offset_list::for_all_got_offsets): New function.
2452 (Sized_relobj::local_got_offset_list): New function.
2453 * powerpc.cc (Target_powerpc::got_size): Add const.
2454 (Target_powerpc::got_entry_count): New function.
2455 (Target_powerpc::plt_entry_count): New function.
2456 (Target_powerpc::first_plt_entry_offset): New function.
2457 (Target_powerpc::plt_entry_size): New function.
2458 (Output_data_plt_powerpc::entry_count): New function.
2459 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2460 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2461 * sparc.cc (Target_sparc::got_size): Add const.
2462 (Target_sparc::got_entry_count): New function.
2463 (Target_sparc::plt_entry_count): New function.
2464 (Target_sparc::first_plt_entry_offset): New function.
2465 (Target_sparc::plt_entry_size): New function.
2466 (Output_data_plt_sparc::entry_count): New function.
2467 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2468 (Output_data_plt_sparc::get_plt_entry_size): New function.
2469 * symtab.h (Symbol::got_offset_list): New function.
2470 (Symbol_table::for_all_symbols): New function.
2471 * target.h (Sized_target::got_entry_count): New function.
2472 (Sized_target::plt_entry_count): New function.
2473 (Sized_target::plt_entry_size): New function.
2474 * x86_64.cc (Target_x86_64::got_size): Add const.
2475 (Target_x86_64::got_entry_count): New function.
2476 (Target_x86_64::plt_entry_count): New function.
2477 (Target_x86_64::first_plt_entry_offset): New function.
2478 (Target_x86_64::plt_entry_size): New function.
2479 (Output_data_plt_x86_64::entry_count): New function.
2480 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2481 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2483 2010-08-12 Cary Coutant <ccoutant@google.com>
2485 * archive.cc: Include incremental.h.
2486 (Archive::Archive): Initialize incremental_info_.
2487 (Archive::include_member): Record archive members in incremental info.
2488 (Add_archive_symbols::run): Record begin and end of an archive in
2490 (Lib_group::include_member): Record objects in incremental info.
2491 * archive.h (Incremental_archive_entry): Forward declaration.
2492 (Archive::set_incremental_info): New member function.
2493 (Archive::incremental_info): New member function.
2494 (Archive::Unused_symbol_iterator): New class.
2495 (Archive::unused_symbols_begin): New member function.
2496 (Archive::unused_symbols_end): New member function.
2497 (Archive::incremental_info_): New data member.
2498 * incremental-dump.cc (find_input_containing_global): New function.
2499 (dump_incremental_inputs): Dump new incremental info sections.
2500 * incremental.cc: Include symtab.h.
2501 (Output_section_incremental_inputs): New class.
2502 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2503 new incremental info sections.
2504 (Sized_incremental_binary::do_check_inputs): Likewise.
2505 (Incremental_inputs::report_archive): Remove.
2506 (Incremental_inputs::report_archive_begin): New function.
2507 (Incremental_inputs::report_archive_end): New function.
2508 (Incremental_inputs::report_object): New function.
2509 (Incremental_inputs::finalize_inputs): Remove.
2510 (Incremental_inputs::report_input_section): New function.
2511 (Incremental_inputs::report_script): Rewrite.
2512 (Incremental_inputs::finalize): Do nothing but finalize string table.
2513 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2514 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2515 (Incremental_inputs::create_data_sections): New function.
2516 (Incremental_inputs::relocs_entsize): New function.
2517 (Output_section_incremental_inputs::set_final_data_size): New function.
2518 (Output_section_incremental_inputs::do_write): New function.
2519 (Output_section_incremental_inputs::write_header): New function.
2520 (Output_section_incremental_inputs::write_input_files): New function.
2521 (Output_section_incremental_inputs::write_info_blocks): New function.
2522 (Output_section_incremental_inputs::write_symtab): New function.
2523 * incremental.h (Incremental_script_entry): Forward declaration.
2524 (Incremental_object_entry): Forward declaration.
2525 (Incremental_archive_entry): Forward declaration.
2526 (Incremental_inputs): Forward declaration.
2527 (Incremental_inputs_header_data): Remove.
2528 (Incremental_inputs_header): Remove.
2529 (Incremental_inputs_header_write): Remove.
2530 (Incremental_inputs_entry_data): Remove.
2531 (Incremental_inputs_entry): Remove.
2532 (Incremental_inputs_entry_write): Remove.
2533 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2534 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2535 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2536 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2538 (Incremental_input_entry): New class.
2539 (Incremental_script_entry): New class.
2540 (Incremental_object_entry): New class.
2541 (Incremental_archive_entry): New class.
2542 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2543 (Incremental_inputs::report_inputs): Remove.
2544 (Incremental_inputs::report_archive): Remove.
2545 (Incremental_inputs::report_archive_begin): New function.
2546 (Incremental_inputs::report_archive_end): New function.
2547 (Incremental_inputs::report_object): Change prototype.
2548 (Incremental_inputs::report_input_section): New function.
2549 (Incremental_inputs::report_script): Change prototype.
2550 (Incremental_inputs::get_reloc_count): New function.
2551 (Incremental_inputs::set_reloc_count): New function.
2552 (Incremental_inputs::create_data_sections): New function.
2553 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2554 (Incremental_inputs::inputs_section): New function.
2555 (Incremental_inputs::symtab_section): New function.
2556 (Incremental_inputs::relocs_section): New function.
2557 (Incremental_inputs::get_stringpool): Add const.
2558 (Incremental_inputs::command_line): Add const.
2559 (Incremental_inputs::inputs): Remove.
2560 (Incremental_inputs::command_line_key): New function.
2561 (Incremental_inputs::input_file_count): New function.
2562 (Incremental_inputs::input_files): New function.
2563 (Incremental_inputs::relocs_entsize): New function.
2564 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2565 (Incremental_inputs::finalize_inputs): Remove.
2566 (Incremental_inputs::Input_info): Remove.
2567 (Incremental_inputs::lock_): Remove.
2568 (Incremental_inputs::inputs_): Change type.
2569 (Incremental_inputs::inputs_map_): Remove.
2570 (Incremental_inputs::current_object_entry_): New data member.
2571 (Incremental_inputs::inputs_section_): New data member.
2572 (Incremental_inputs::symtab_section_): New data member.
2573 (Incremental_inputs::relocs_section_): New data member.
2574 (Incremental_inputs::reloc_count_): New data member.
2575 (Incremental_inputs_reader): New class.
2576 (Incremental_symtab_reader): New class.
2577 (Incremental_relocs_reader): New class.
2578 * layout.cc (Layout::finalize): Move finalization of incremental info
2579 and creation of incremental info sections to follow finalization of
2580 symbol table. Set offsets for postprocessing sections.
2581 (Layout::create_incremental_info_sections): Call
2582 Incremental_inputs::create_data_sections. Add incremental symtab
2583 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2584 sections to layout after input sections.
2585 * layout.h (struct Timespec): Forward declaration.
2586 (Layout::incremental_inputs): Add const.
2587 (Layout::create_incremental_info_sections): Add parameter.
2588 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2589 * object.cc: Include incremental.h.
2590 (Relobj::finalize_incremental_relocs): New function.
2591 (Sized_relobj::do_layout): Record input sections in incremental info.
2592 * object.h (Object::output_section): New function.
2593 (Object::output_section_offset): Moved from Relobj.
2594 (Object::get_incremental_reloc_base): New function.
2595 (Object::get_incremental_reloc_count): New function.
2596 (Object::do_output_section): New function.
2597 (Object::do_output_section_offset): Moved from Relobj.
2598 (Object::do_get_incremental_reloc_base): New function.
2599 (Object::do_get_incremental_reloc_count): New function.
2600 (Object::Object): Initialize new data members.
2601 (Relobj::output_section): Renamed do_output_section and moved to
2603 (Relobj::output_section_offset): Moved to Object.
2604 (Relobj::do_get_incremental_reloc_base): New function.
2605 (Relobj::do_get_incremental_reloc_count): New function.
2606 (Relobj::allocate_incremental_reloc_counts): New function.
2607 (Relobj::count_incremental_reloc): New function.
2608 (Relobj::finalize_incremental_relocs): New function.
2609 (Relobj::next_incremental_reloc_index): New function.
2610 (Relobj::reloc_counts_): New data member.
2611 (Relobj::reloc_bases_): New data member.
2612 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2613 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2614 (Sized_relobj::incremental_relocs_scan): New function.
2615 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2616 (Sized_relobj::incremental_relocs_write): New function.
2617 (Sized_relobj::incremental_relocs_write_reltype): New function.
2618 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2620 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2621 archives and object files elsewhere.
2622 (Add_symbols::run): Report object files here.
2623 (Finish_group::run): Report end of archive at end of group.
2624 * reloc.cc: Include layout.h, incremental.h.
2625 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2626 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2627 (Sized_relobj::incremental_relocs_scan): New function.
2628 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2629 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2630 (Sized_relobj::incremental_relocs_write): New function.
2631 (Sized_relobj::incremental_relocs_write_reltype): New function.
2632 * script.cc (read_input_script): Rewrite test for incremental link.
2633 Change call to Incremental_inputs::report_script.
2634 * symtab.h (Symbol_table::first_global_index): New function.
2635 (Symbol_table::output_count): New function.
2637 2010-08-12 Doug Kwan <dougkwan@google.com>
2639 * arm.cc (Target_arm::merge_object_attributes): Check command line
2640 options --no-wchar-size-warning and --no-enum-size-warning.
2641 * options.h (General_options): Add ld-compatible options
2642 --no-enum-size-warning and --no-wchar-size-warning.
2644 2010-08-04 Ian Lance Taylor <iant@google.com>
2646 * x86_64.cc (Target_x86_64::Scan::local): Use
2647 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2648 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2649 (Target_x86_64::Scan::global): Likewise.
2650 (Target_x86_64::Relocate::relocate): Likewise.
2651 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2654 2010-08-03 Cary Coutant <ccoutant@google.com>
2656 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2657 to reserve space in merged_strings vector. Keep total input size
2659 (Output_merge_string::do_print_merge_stats): Print total input size.
2660 * merge.h (Output_merge_string): Add input_size_ field.
2661 * stringpool.cc (Stringpool_template::string_length): Move
2662 implementations out of Stringpool_template class and place in
2664 * stringpool.h (string_length): Move out of Stringpool_template.
2666 2010-08-03 Ian Lance Taylor <iant@google.com>
2669 * layout.cc (relaxation_loop_body): If address of load segment is
2670 set, adjust address to include headers if possible.
2672 2010-08-03 Ian Lance Taylor <iant@google.com>
2674 * version.cc (version_string): Bump to 1.10.
2676 2010-08-03 Ian Lance Taylor <iant@google.com>
2679 * layout.h (enum Output_section_order): Define.
2680 (class Layout): Update declarations.
2681 * layout.cc (Layout::get_output_section): Add order parameter.
2682 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2683 is_first_non_relro parameters. Change all callers.
2684 (Layout::choose_output_section): Likewise.
2685 (Layout::add_output_section_data): Likewise.
2686 (Layout::make_output_section): Likewise. Set order.
2687 (Layout::default_section_order): New function.
2688 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2689 * output.cc (Output_section::Output_section): Initialize order_.
2690 Don't initialize deleted fields.
2691 (Output_segment::Output_segment): Don't initialize deleted
2693 (Output_segment::add_output_section_to_load): New function
2694 replacing add_output_section. Change all callers to call this or
2695 add_output_section_to_nonload.
2696 (Output_segment::add_output_section_to_nonload): New function.
2697 (Output_segment::remove_output_section): Rewrite.
2698 (Output_segment::add_initial_output_data): Likewise.
2699 (Output_segment::has_any_data_sections): Likewise.
2700 (Output_segment::is_first_section_relro): Likewise.
2701 (Output_segment::maximum_alignment): Likewise.
2702 (Output_segment::has_dynamic_reloc): New function replacing
2703 dynamic_reloc_count. Change all callers.
2704 (Output_segment::has_dynamic_reloc_list): New function replacing
2705 dynamic_reloc_count_list. Change all callers.
2706 (Output_segment::set_section_addresses): Rewrite.
2707 (Output_segment::set_offset): Rewrite.
2708 (Output_segment::find_first_and_last_list): Remove.
2709 (Output_segment::set_tls_offsets): Rewrite.
2710 (Output_segment::first_section_load_address): Likewise.
2711 (Output_segment::output_section_count): Likewise.
2712 (Output_segment::section_with_lowest_load_address): Likewise.
2713 (Output_segment::write_section_headers): Likewise.
2714 (Output_segment::print_sections_to_map): Likewise.
2715 * output.h (class Output_data): Remove dynamic_reloc_count_
2716 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2717 (Output_data::add_dynamic_reloc): Rewrite.
2718 (Output_data::has_dynamic_reloc): New function.
2719 (Output_data::dynamic_reloc_count): Remove.
2720 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2721 is_last_relro_, is_first_non_relro_, is_interp_,
2722 is_dynamic_linker_section_ fields. Add order and set_order
2723 functions. Remove is_relro_local, set_is_relro_local,
2724 is_last_relro, set_is_last_relro, is_first_non_relro,
2725 set_is_first_non_relro functions, is_interp, set_is_interp,
2726 is_dynamic_linker_section, and set_is_dynamic_linker_section
2728 (class Output_segment): Change Output_data_list from std::list to
2729 std:;vector. Add output_lists_ field. Remove output_data_ and
2730 output_bss_ fields. Update declarations.
2732 2010-08-02 Ian Lance Taylor <iant@google.com>
2734 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2735 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2736 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2738 2010-08-02 Ian Lance Taylor <iant@google.com>
2741 * script.cc (Script_options::Script_options): Initialize
2742 symbol_definitions_ and symbol_references_.
2743 (Script_options::add_symbol_assignment): Update
2744 symbol_definitions_ and symbol_references_.
2745 (Script_options::add_symbol_reference): New function.
2746 (script_symbol): New function.
2747 * script.h (class Script_options): Add symbol_definitions_ and
2748 symbol_references_ fields.
2749 (Script_options::referenced_const_iterator): New type.
2750 (Script_options::referenced_begin): New function.
2751 (Script_options::referenced_end): New function.
2752 (Script_options::is_referenced): New function.
2753 (Script_options::any_unreferenced): New function.
2754 * script-c.h (script_symbol): Declare.
2755 * yyscript.y (exp): Call script_symbol.
2756 * symtab.cc: Include "script.h".
2757 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2758 Change all callers. Check symbols referenced by scripts.
2759 (Symbol_table::add_undefined_symbols_from_command_line): Add
2760 layout parameter. Change all callers.
2761 (Symbol_table::do_add_undefined_symbols_from_command_line):
2762 Likewise. Break out loop body. Check symbols referenced by
2764 (Symbol_table::add_undefined_symbol_from_command_line): New
2765 function broken out of
2766 do_add_undefined_symbols_from_command_line.
2767 * symtab.h (class Symbol_table): Update declarations.
2768 * archive.cc: Include "layout.h".
2769 (Archive::should_include_member): Add layout parameter. Change
2770 all callers. Check for symbol mentioned in expression.
2771 * archive.h (class Archive): Update declaration.
2772 * object.cc (Sized_relobj::do_should_include_member): Add layout
2774 * object.h (Object::should_include_member): Add layout parameter.
2776 (Object::do_should_include_member): Add layout parameter.
2777 (class Sized_relobj): Update declaration.
2778 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2780 * dynobj.h (class Sized_dynobj): Update declaration.
2781 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2783 * plugin.h (class Sized_pluginobj): Update declaration.
2785 2010-08-02 Ian Lance Taylor <iant@google.com>
2788 * output.cc (Output_segment::set_offset): Search for the first and
2789 last sections rather than assuming that the list is in order.
2790 (Output_segment::find_first_and_last_list): New function.
2791 * output.h (class Output_segment): Update declarations.
2792 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2793 (relro_strip_test_SOURCES): New variable.
2794 (relro_strip_test_DEPENDENCIES): New variable.
2795 (relro_strip_test_LDFLAGS): New variable.
2796 (relro_strip_test_LDADD): New variable.
2797 (relro_strip_test.so): New target.
2799 2010-08-02 Ian Lance Taylor <iant@google.com>
2801 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2802 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2803 (Target_i386::got_tlsdesc_section): New function.
2804 (Target_i386::got_section): Create space for GOT entries for
2805 TLSDESC relocations.
2806 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2808 (Target_i386::Scan::global): Likewise.
2809 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2811 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2812 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2813 (Target_x86_64::got_tlsdesc_section): New function.
2814 (Target_x86_64::got_section): Create space for GOT entries for
2815 TLSDESC relocations.
2816 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2818 (Target_x86_64::Scan::global): Likewise.
2819 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2822 2010-08-02 Ian Lance Taylor <iant@google.com>
2824 * testsuite/final_layout.sh: Use dc to convert from hex to
2827 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2829 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2830 paramter to the call to gold::gc_process_relocs.
2831 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2832 paramter to the call to gold::gc_process_relocs.
2833 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2834 parameter to the call to gold::gc_process_relocs.
2835 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2836 template parameter to the call to gold::gc_process_relocs.
2837 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2838 paramter to the call to gold::gc_process_relocs.
2839 * gc.h (get_embedded_addend_size): New function.
2840 (gc_process_relocs): Save the size of the reloc for use by ICF.
2841 * icf.cc (get_section_contents): Get the addend from the text section
2842 for SHT_REL relocation sections.
2843 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2844 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2845 * int_encoding.h (read_from_pointer): New overloaded function.
2846 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2847 * testsuite/icf_sht_rel_addend_test.sh: New file.
2848 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2849 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2851 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2853 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2854 * Makefile.in: Regenerate.
2855 * testsuite/Makefile.in: Regenerate.
2857 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2859 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2860 * gold/testsuite/debug_msg.cc: Likewise.
2861 * gold/testsuite/odr_violation1.cc
2862 * gold/testsuite/odr_violation2.cc
2864 2010-07-21 Cary Coutant <ccoutant@google.com>
2866 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2867 string, and length fields.
2868 (Output_merge_string::Merged_strings_list): New type.
2869 (Output_merge_string::Merged_strings_lists): New typedef.
2870 (Output_merge_string): Replace merged_strings_ with
2871 merged_strings_lists_.
2872 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2873 Merged_strings_list per input object and section. Don't store pointer
2874 to the string. Don't store length with each merged string entry.
2875 (Output_merge_string::finalize_merged_data): Loop over list of merged
2876 strings lists. Recompute length of each merged string.
2878 2010-07-15 Cary Coutant <ccoutant@google.com>
2880 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2883 2010-07-14 Ian Lance Taylor <iant@google.com>
2885 * descriptors.cc (Descriptors::open): Report correct name in error
2888 2010-07-13 Doug Kwan <dougkwan@google.com>
2890 * arm.cc (Arm_input_section::Arm_input_section): For a
2891 SHT_ARM_EXIDX section, always keeps the input sections.
2892 (Arm_input_section::set_exidx_section_link): New method.
2893 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2894 has_errors_ to false.
2895 (Arm_exidx_input_section::has_errors,
2896 Arm_exidx_input_section::set_has_errors): New methods.
2897 (Arm_exidx_input_section::has_errors_): New data member.
2898 (Arm_relobj::get_exidx_shndx_list): New method.
2899 (Arm_output_section::append_text_sections_to_list): Do not skip
2900 section without SHF_EXECINSTR.
2901 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2903 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2904 section header. Make error messages more verbose. Check for
2905 a non-executable section linked to an EXIDX section.
2906 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2907 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2908 check that there is no deferred EXIDX section if we exit early.
2909 Instead of not making an EXIDX section in case of an error, make one
2910 and set the has_errors flag of it.
2911 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2912 in a relocatable link.
2913 (Target_arm::do_relax): Look for the EXIDX output section instead of
2914 assuming that it is called .ARM.exidx.
2915 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2916 section list. Do not check for SHF_EXECINSTR section flags but
2917 skip any input section with errors.
2918 * output.cc (Output_section::Output_section): Initialize
2919 always_keeps_input_sections_ to false.
2920 (Output_section::add_input_section): Check for
2921 always_keeps_input_sections_.
2922 * output.h (Output_section::always_keeps_input_sections,
2923 Output_section::set_always_keeps_input_sections): New methods.
2924 (Output_section::always_keeps_input_sections): New data member.
2926 2010-07-13 Rafael Espindola <espindola@google.com>
2928 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2929 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2931 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2932 Ian Lance Taylor <iant@google.com>
2934 * output.h (Output_section_lookup_maps::add_merge_section):
2935 Correct check of whether value was inserted.
2936 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2937 (Output_section_lookup_maps::add_relaxed_input_section):
2939 * arm.cc (Target_arm::got_section): Remove used local os.
2940 * i386.cc (Target_i386::got_section): Likewise.
2941 * x86_64.cc (Target_x86_64::got_section): Likewise.
2942 * sparc.cc (Target_sparc::got_section): Likewise.
2943 (Target_sparc::relocate): Remove unused local have_got_offset.
2944 * powerpc.cc (Target_powerpc::relocate): Likewise.
2946 2010-07-13 Ian Lance Taylor <iant@google.com>
2948 * compressed_output.cc (zlib_decompress): Fix signature in
2951 * archive.cc (Archive::include_member): Unlock an external member
2952 of a thin archive. Don't bother to delete an object we know is
2955 2010-07-12 Cary Coutant <ccoutant@google.com>
2957 * compressed_output.cc (zlib_decompress): New function.
2958 (get_uncompressed_size): New function.
2959 (decompress_input_section): New function.
2960 * compressed_output.h (get_uncompressed_size): New function.
2961 (decompress_input_section): New function.
2962 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2963 Handle compressed debug sections.
2964 * layout.cc (is_compressed_debug_section): New function.
2965 (Layout::output_section_name): Map compressed section names to
2967 * layout.h (is_compressed_debug_section): New function.
2968 (is_debug_info_section): Recognize compressed debug sections.
2969 * merge.cc: Include compressed_output.h.
2970 (Output_merge_data::do_add_input_section): Handle compressed
2972 (Output_merge_string::do_add_input_section): Handle compressed
2974 * object.cc: Include compressed_output.h.
2975 (Sized_relobj::Sized_relobj): Initialize new data members.
2976 (build_compressed_section_map): New function.
2977 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2978 * object.h (Object::section_is_compressed): New method.
2979 (Object::do_section_is_compressed): New method.
2980 (Sized_relobj::Compressed_section_map): New type.
2981 (Sized_relobj::do_section_is_compressed): New method.
2982 (Sized_relobj::compressed_sections_): New data member.
2983 * output.cc (Output_section::add_input_section): Handle compressed
2985 * reloc.cc: Include compressed_output.h.
2986 (Sized_relobj::write_sections): Handle compressed debug sections.
2988 2010-07-08 Cary Coutant <ccoutant@google.com>
2990 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2991 weak when resolving to a dynamic def.
2992 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2993 for weak undef/dynamic def cases. Adjust callers.
2994 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2995 undef_binding_weak_.
2996 (Symbol_table::sized_write_globals): Adjust symbol binding.
2997 (Symbol_table::sized_write_symbol): Add binding parameter.
2998 * symtab.h (Symbol::set_undef_binding): New method.
2999 (Symbol::is_undef_binding_weak): New method.
3000 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3001 (Symbol_table::should_override): Add new parameter.
3002 (Symbol_table::sized_write_symbol): Add new parameter.
3004 * testsuite/weak_undef_file1.cc: Add new test case.
3005 * testsuite/weak_undef_file2.cc: Fix header comment.
3006 * testsuite/weak_undef_test.cc: Add new test case.
3008 2010-06-29 Doug Kwan <dougkwan@google.com>
3010 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3011 Initialize USE_SYMBOL_.
3012 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3014 (Arm_reloc_property::uses_symbol_): New data member declaration.
3015 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3016 uses symbol value and symbol is undefined but not weakly undefined.
3018 2010-06-28 Rafael Espindola <espindola@google.com>
3020 * plugin.cc (Plugin::load): Use dlerror.
3022 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3024 * symtab.cc (detect_odr_violations): When reporting an ODR
3025 violation, report an object where the symbol is defined.
3027 2010-06-25 Doug Kwan <dougkwan@google.com>
3029 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3030 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3032 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3033 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3034 target hook to detect function points.
3035 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3036 * icf.h (Icf::check_section_for_function_pointers): Change type of
3037 parameter SECTION_NAME to const reference to std::string. Use
3038 target hook to determine if section may have unsafe pointers.
3039 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3042 2010-06-21 Rafael Espindola <espindola@google.com>
3044 * fileread.cc (Input_file::find_fie): New
3045 (Input_file::open): Use Input_file::find_fie.
3046 * fileread.h (Input_file::find_fie): New
3047 * plugin.cc (set_extra_library_path): New.
3048 (Plugin::load): Add set_extra_library_path to the transfer vector.
3049 (Plugin_manager::set_extra_library_path): New.
3050 (Plugin_manager::add_input_file): Use the extra search path if set.
3051 (set_extra_library_path(): New.
3052 * plugin.h (Plugin_manager): Add set_extra_library_path and
3055 2010-06-19 Cary Coutant <ccoutant@google.com>
3057 * layout.cc (gdb_sections): Add .debug_types.
3058 (lines_only_debug_sections): Likewise.
3060 2010-06-18 Rafael Espindola <espindola@google.com>
3062 * plugin.cc (add_input_file,add_input_library)
3063 (Plugin_manager::add_input_file): Make filename arguments const.
3064 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3067 2010-06-16 Doug Kwan <dougkwan@google.com>
3069 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3070 .ARM.attributes section if we have not merged any input
3071 attributes sections.
3073 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3075 * arm.cc: Allow combining objects with no EABI version
3078 2010-06-15 Rafael Espindola <espindola@google.com>
3080 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3082 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3084 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3085 (struct iovec): Correct !HAVE_READV definition.
3087 2010-06-10 Cary Coutant <ccoutant@google.com>
3089 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3090 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3092 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3095 * symtab.h (Symbol::is_placeholder): New member function.
3096 * target-reloc.h (relocate_section): Check for placeholder symbols.
3098 * testsuite/Makefile.am (plugin_test_8): New test.
3099 (plugin_test_9): New test.
3100 * testsuite/Makefile.in: Regenerate.
3102 2010-06-09 Nick Clifton <nickc@redhat.com>
3104 * yyscript.y (input_list_element): Allow strings prefixed with
3105 the '-' character. Treat these as libraries.
3106 * script.cc (script_add_library): New function. Adds a library
3107 specified by "-l<name>" found in an input script.
3108 * script-c.h: Add prototype for script_add_library.
3110 2010-06-07 Doug Kwan <dougkwan@google.com>
3112 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3113 Restrict stub-group size to be within long conditional branch
3114 range when working around cortex-A8 erratum.
3116 2010-06-07 Damien Diederen <dd@crosstwine.com>
3118 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3121 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3125 (Output_section::Input_section_sort_entry::compare_section_ordering):
3126 Change to return non-zero correctly.
3127 (Output_section::Input_section_sort_section_order_index_compare
3128 ::operator()): Change to fix ambiguity in comparisons.
3130 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3132 * gold.h (is_wildcard_string): New function.
3133 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3134 (Layout::layout_eh_frame): Ditto.
3135 (Layout::find_section_order_index): New method.
3136 (Layout::read_layout_from_file): New method.
3137 * layout.h (Layout::find_section_order_index): New method.
3138 (Layout::read_layout_from_file): New method.
3139 (Layout::input_section_position_): New private member.
3140 (Layout::input_section_glob_): New private member.
3141 * main.cc (main): Call read_layout_from_file here.
3142 * options.h (--section-ordering-file): New option.
3143 * output.cc (Output_section::input_section_order_specified_): New
3145 (Output_section::Output_section): Initialize new member.
3146 (Output_section::add_input_section): Add new parameter.
3147 Keep input sections when --section-ordering-file is used.
3148 (Output_section::set_final_data_size): Sort input sections when
3149 section ordering file is specified.
3150 (Output_section::Input_section_sort_entry): Add new parameter.
3152 (Output_section::Input_section_sort_entry::compare_section_ordering):
3154 (Output_section::Input_section_sort_compare::operator()): Change to
3155 consider section_order_index.
3156 (Output_section::Input_section_sort_init_fini_compare::operator()):
3157 Change to consider section_order_index.
3158 (Output_section::Input_section_sort_section_order_index_compare
3159 ::operator()): New method.
3160 (Output_section::sort_attached_input_sections): Change to sort
3161 according to section order when specified.
3162 (Output_section::add_input_section<32, true>): Add new parameter.
3163 (Output_section::add_input_section<64, true>): Add new parameter.
3164 (Output_section::add_input_section<32, false>): Add new parameter.
3165 (Output_section::add_input_section<64, false>): Add new parameter.
3166 * output.h (Output_section::add_input_section): Add new parameter.
3167 (Output_section::input_section_order_specified): New
3169 (Output_section::set_input_section_order_specified): New method.
3170 (Input_section::Input_section): Initialize section_order_index_.
3171 (Input_section::section_order_index): New method.
3172 (Input_section::set_section_order_index): New method.
3173 (Input_section::section_order_index_): New member.
3174 (Input_section::Input_section_sort_section_order_index_compare): New
3176 (Output_section::input_section_order_specified_): New member.
3177 * script-sections.cc (is_wildcard_string): Delete and move modified
3179 (Output_section_element_input::Output_section_element_input): Modify
3180 call to is_wildcard_string.
3181 (Output_section_element_input::Input_section_pattern
3182 ::Input_section_pattern): Ditto.
3183 (Output_section_element_input::Output_section_element_input): Ditto.
3184 * testsuite/Makefile.am (final_layout): New test case.
3185 * testsuite/Makefile.in: Regenerate.
3186 * testsuite/final_layout.cc: New file.
3187 * testsuite/final_layout.sh: New file.
3189 2010-06-01 Rafael Espindola <espindola@google.com>
3191 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3193 2010-06-01 Rafael Espindola <espindola@google.com>
3195 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3196 visibility of symbols.
3198 2010-05-27 Doug Kwan <dougkwan@google.com>
3200 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3201 from start of output section instead of address for a local symbol
3202 in a merged or relaxed section when doing a relocatable link.
3204 2010-05-26 Rafael Espindola <espindola@google.com>
3207 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3208 adding sections the garbage collector removed.
3209 * gold/testsuite/Makefile.am: Add test.
3210 * gold/testsuite/Makefile.in: Regenerate.
3211 * gold/testsuite/plugin_test_7.sh: New.
3212 * gold/testsuite/plugin_test_7_1.c: New.
3213 * gold/testsuite/plugin_test_7_2.c: New.
3215 2010-05-26 Rafael Espindola <espindola@google.com>
3217 * script-sections.cc (Output_section_definition::set_section_addresses):
3218 Check for --section-start.
3220 2010-05-26 Doug Kwan <dougkwan@google.com>
3222 * arm.cc (Arm_scan_relocatable_relocs): New class.
3223 (Target_arm::relocate_special_relocatable): New method.
3224 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3225 (Arm_relocate_functions::thumb_branch_common): Same.
3226 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3227 instead of Default_scan_relocatable_relocs.
3228 * target-reloc.h (relocate_for_relocatable): Let target handle
3229 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3230 * target.h (Sized_target::relocate_special_relocatable): New method.
3232 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3234 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3236 2010-05-23 Doug Kwan <dougkwan@google.com>
3238 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3240 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3241 with a direct branch, not a conditional branch, to a stub.
3242 * merge.cc (Output_merge_base::record_input_section): New method
3244 (Output_merge_data::do_add_input_section): Record input section if
3245 keeps-input-sections flag is set.
3246 (Output_merge_string::do_add_input_section): Ditto.
3247 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3248 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3250 (Output_merge_base::keeps_input_sections,
3251 Output_merge_base::set_keeps_input_sections,
3252 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3254 (Output_merge_base::Input_sections): New type declaration.
3255 (Output_merge_base::input_sections_begin,
3256 Output_merge_base::input_sections_end,
3257 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3258 (Output_merge_base::bool keeps_input_sections_,
3259 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3260 Output_merge_base::input_sections_): New data members.
3261 (Output_merge_data::do_set_keeps_input_sections): New method
3263 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3264 * output.cc (Output_section::Input_section::relobj): Move method
3265 defintion from class declaration to here and handle merge sections.
3266 (Output_section::Input_section::shndx): Ditto.
3267 (Output_section::Output_section): Remove initializations of removed
3268 data members and initialize new data member LOOKUP_MAPS_.
3269 (Output_section::add_input_section): Set keeps-input-sections flag
3270 for a newly created merge output section as appropriate. Adjust code
3271 to use Output_section_lookup_maps class.
3272 (Output_section::add_relaxed_input_section): Adjst code for lookup
3273 maps code refactoring.
3274 (Output_section::add_merge_input_section): Add a new parameter
3275 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3276 class. If adding input section to a newly created merge output
3277 section fails, remove the new merge section.
3278 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3279 Adjust code for use of the Output_section_lookup_maps class.
3280 (Output_section::find_merge_section): Ditto.
3281 (Output_section::build_lookup_maps): New method defintion.
3282 (Output_section::find_relaxed_input_section): Adjust code to use
3283 Output_section_lookup_maps class.
3284 (Output_section::get_input_sections): Export merge sections. Adjust
3285 code to use Output_section_lookup_maps class.
3286 (Output_section:::add_script_input_section): Adjust code to use
3287 Output_section_lookup_maps class. Update lookup maps for merge
3289 (Output_section::discard_states): Use Output_section_lookup_maps.
3290 (Output_section::restore_states): Same.
3291 * output.h (Merge_section_properties): Move class defintion out of
3293 (Output_section_lookup_maps): New class.
3294 (Output_section::Input_section::is_merge_section): New method
3296 (Output_section::Input_section::relobj): Move defintion out of class
3297 defintion. Declare method only.
3298 (Output_section::Input_section::shndx): Ditto.
3299 (Output_section::Input_section::output_merge_base): New method defintion.
3300 (Output_section::Input_section::u2_.pomb): New union field.
3301 (Output_section::Merge_section_by_properties_map,
3302 Output_section::Output_section_data_by_input_section_map,
3303 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3305 (Output_section::add_merge_input_section): Add new parameter
3306 KEEPS_INPUT_SECTIONS.
3307 (Output_section::build_lookup_maps): New method declaration.
3308 (Output_section::merge_section_map_,
3309 Output_section::merge_section_by_properties_map_,
3310 Output_section::relaxed_input_section_map_,
3311 Output_section::is_relaxed_input_section_map_valid_): Remove data
3313 (Output_section::lookup_maps_): New data member.
3315 2010-05-21 Doug Kwan <dougkwan@google.com>
3318 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3319 avoid a compilation error.
3321 2010-05-19 Rafael Espindola <espindola@google.com>
3323 * script-sections.cc (Output_section_definition::allocate_to_segment):
3324 Update the phdrs_list even when the output section is NULL.
3325 * testsuite/Makefile.am: Add test.
3326 * testsuite/Makefile.in: Regenerate.
3327 * testsuite/script_test_9.cc: New.
3328 * testsuite/script_test_9.sh: New.
3329 * testsuite/script_test_9.t: New.
3331 2010-05-19 Doug Kwan <dougkwan@google.com>
3333 * arm.cc (Arm_input_section::original_size): New method.
3334 (Arm_input_section::do_addralign): Add a cast.
3335 (Arm_input_section::do_output_offset): Remove static cast.
3336 (Arm_input_section::original_addralign,
3337 Arm_input_section::original_size_): Change type to uint32_t.
3338 (Arm_input_section::init): Add safe casts for section alignment
3340 (Arm_input_section::set_final_data_size): Do not set address and
3341 offset of stub table.
3342 (Arm_output_section::fix_exidx_coverage): Change use of of
3343 Output_section::Simple_input_section to that of
3344 Output_section::Input_section.
3345 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3346 except for the first pass.
3347 * output.cc (Output_section::get_input_sections): Change type of
3348 input_sections to std::list<Input_section>.
3349 (Output_section::add_script_input_section): Rename from
3350 Output_section::add_simple_input_section. Change type of SIS
3351 parameter from Simple_input_section to Input_section.
3352 * output.h (Output_section::Simple_input_section): Remove class.
3353 (Output_section::Input_section): Change class visibility to public.
3354 (Output_section::Input_section::addralign): Use stored alignments
3355 for special input sections if set.
3356 (Output_section::Input_section::set_addralign): New method.
3357 (Output_section::get_input_sections): Change parameter type from
3358 list of Simple_input_section to list of Input_section.
3359 (Output_section::add_script_input_section): Rename from
3360 Output_section::add_simple_input_section. Change first parameter's
3361 type from Simple_input_section to Input_section and remove the
3362 second and third parameters.
3363 * script-sections.cc (Input_section::Input_section_list): Change
3364 type to list of Output_section::Input_section/
3365 (Input_section_info::Input_section_info): Change parameter type of
3366 INPUT_SECTION to Output_section::Input_section.
3367 (Input_section_info::input_section): Change return type.
3368 (Input_section_info::input_section_): Change type to
3369 Output_section::Input_section.
3370 (Output_section_element_input::set_section_addresses): Adjust code
3371 to use Output_section::Input_section instead of
3372 Output_section::Simple_input_section. Adjust code for renaming
3373 of Output_section::add_simple_input_section.
3374 (Orphan_output_section::set_section_addresses): Ditto.
3376 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3378 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3379 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3381 2010-05-18 Rafael Espindola <espindola@google.com>
3383 * options.cc (General_options::finalize): Handle -nostdlib.
3384 * options.h (nostdlib): New option.
3385 * script.cc (script_add_search_dir): Handle -nostdlib.
3387 2010-05-12 Doug Kwan <dougkwan@google.com>
3389 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3390 attributes section only if there no attributes section after merging.
3391 (Target_arm::merge_object_attributes): Move value of
3392 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3393 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3394 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3395 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3396 and arm_attr_merge_7.stdout.
3397 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3398 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3399 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3400 arm_attr_merge_7b.o): New rules.
3401 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3403 * testsuite/Makefile.in: Regenerate.
3404 * testsuite/arm_attr_merge.sh: New file.
3405 * testsuite/arm_attr_merge_[67][ab].s: Same.
3407 2010-05-05 Nick Clifton <nickc@redhat.com>
3409 * po/es.po: Updated Spanish translation.
3411 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3413 * Makefile.am (install-exec-local): Properly install gold as
3414 default cross linker.
3415 * Makefile.in: Regenerated.
3417 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3418 Nick Clifton <nickc@redhat.com>
3420 * configure.ac (install_as_default): Define and set to false
3421 unless --enable-gold or --enable-gold=both/gold has been
3423 * configure: Regenerate.
3425 * Makefile.am (install-exec-local): Install the executable as
3426 'ld.gold'. If install_as_default is true then also install it as
3428 * Makefile.in: Regenerated.
3430 2010-04-24 Ian Lance Taylor <iant@google.com>
3432 * layout.cc (Layout::layout_reloc): In relocatable link don't
3433 combine reloc sections for grouped sections.
3435 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3437 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3438 sections that are not ordinary to icf.
3439 * icf.cc (get_section_contents): Handle relocation pointing to section
3440 with no object or shndx information.
3441 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3442 * testsuite/Makefile.in: Regenerate.
3443 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3444 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3446 2010-04-22 Ian Lance Taylor <iant@google.com>
3448 * expression.cc (Expression::Expression_eval_info): Add
3449 result_alignment_pointer field.
3450 (Expression::eval_with_dot): Add result_alignment_pointer
3451 parameter. Change all callers.
3452 (Expression::eval_maybe_dot): Likewise.
3453 (class Binary_expression): Add alignment_pointer parameter to
3454 left_value and right_value. Change all callers.
3455 (BINARY_EXPRESSION): Set result alignment.
3456 (class Trinary_expression): Add alignment_pointer parameter to
3457 arg2_value and arg3_value. Change all callers.
3458 (Trinary_cond::value): Set result alignment.
3459 (Max_expression::value, Min_expression::value): Likewise.
3460 (Align_expression::value): Likewise.
3461 * script-sections.cc (class Sections_element): Add dot_alignment
3462 parameter to set_section_addresses virtual function. Update
3464 (class Output_section_element): Likewise.
3465 (Script_sections::create_segments): Add dot_alignment parameter.
3467 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3468 (Script_sections::set_phdrs_clause_addresses): Likewise.
3469 * script-sections.h: Update declarations.
3470 * script.h: Update declarations.
3471 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3473 * testsuite/script_test_3.t: Set large alignment.
3474 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3475 segment has expected alignment.
3477 2010-04-22 Nick Clifton <nickc@redhat.com>
3479 * po/gold.pot: Updated by the Translation project.
3480 * po/vi.po: Updated Vietnamese translation.
3482 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3484 * testsuite/Makefile.am (check_PROGRAMS): Add
3485 icf_virtual_function_folding_test.
3486 * testsuite/Makefile.in: Regenerated.
3488 2010-04-15 Andrew Haley <aph@redhat.com>
3490 * options.h (merge_exidx_entries): New option.
3491 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3492 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3493 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3494 (Target_arm::merge_exidx_entries): New function.
3495 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3496 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3497 to Arm_exidx_fixup constructor.
3498 Add new arg, merge_exidx_entries.
3499 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3500 Arm_output_section::fix_exidx_coverage.
3502 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3504 * icf.cc (get_section_contents): Check for preemptible functions.
3505 Ignore addend when appropriate.
3506 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3508 (add_from_relobj): Check for section folded.
3509 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3510 * symtab.h (should_add_dynsym_entry): Add new parameter.
3511 * target-reloc.h (scan_relocs): Check for section folded.
3512 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3513 Check reloc types for function pointers in shared objects.
3514 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3516 (icf_preemptible_functions_test): New test case.
3517 (icf_string_merge_test): New test case.
3518 * testsuite.Makefile.in: Regenerate.
3519 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3520 bar_glob. Refactor code.
3521 * testsuite/icf_preemptible_functions_test.cc: New file.
3522 * testsuite/icf_preemptible_functions_test.sh: New file.
3523 * testsuite/icf_string_merge_test.cc: New file.
3524 * testsuite/icf_string_merge_test.sh: New file.
3525 * testsuite/icf_virtual_function_folding_test.cc: New file.
3526 * testsuite/icf_virtual_function_folding_test.sh: New file.
3528 2010-04-14 Doug Kwan <dougkwan@google.com>
3530 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3531 for local symbol recounting if we remove a section due to ICF.
3532 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3533 there are no regular objects in input.
3535 2010-04-13 Doug Kwan <dougkwan@google.com>
3537 * arm.cc (Arm_input_section::set_final_data_size): Compute
3538 accurate final data size instead of using current data size.
3540 2010-04-09 Doug Kwan <dougkwan@google.com>
3542 * layout.cc (Layout::choose_output_section): Handle script section
3544 (Layout::make_output_section_for_script): Add section type parameter.
3545 Handle script section types.
3546 * layout.h (Layout::make_output_section_for_script): Add section
3548 * output.cc (Output_section::Output_section): Initialize data member
3550 (Output_section::do_reset_address_and_file_offset): Do not set address
3551 to 0 if section is a NOLOAD section.
3552 * output.h (Output_section::is_noload): New method.
3553 (Output_section::set_is_noload): Ditto.
3554 (Output_section::is_noload_): New data member.
3555 * script-c.h (Script_section_type): New enum type.
3556 (struct Parser_output_section_header): Add new file section_type.
3557 * script-sections.cc (Sections_element::output_section_name): Add
3558 parameter for returning script section type.
3559 (Output_section_definition::output_section_name): Ditto.
3560 (Output_section_definition::section_type)P; New method.
3561 (Output_section_definiton::script_section_type_name): Ditto.
3562 (Output_section_definition::script_section_type_): New data member.
3563 (Output_section_definition::Output_section_definition): Initialize
3564 data member Output_section_definition::script_section_type_.
3565 (Output_section_definition::create_sections): Pass script section type
3566 to Layout::make_output_section_for_script.
3567 (Output_section_definition::output_section_name): Return script
3568 section type to caller.
3569 (Output_section_definition::set_section_address): Do not advance
3570 dot value and load address if section type is NOLOAD. Set address
3571 of NOLOAD sections regardless of section flags.
3572 (Output_section_definition::print): Print section type if it is
3573 not SCRIPT_SECTION_TYPE_NONE.
3574 (Output_section_definition::section_type): New method.
3575 (Output_section_definition::script_section_type_name): Ditto.
3576 (Script_sections::output_section_name): Add new parameter
3577 PSECTION_TYPE for returning script section type. Pass it to
3578 section elements. Handle discard sections.
3579 (Sort_output_sections::operator()): Handle NOLOAD sections.
3580 * script-sections.h (Script_sections::Section_type): New enum type.
3581 (Script_sections::output_section_name): Add a new parameter for
3582 returning script section type.
3583 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3585 * yyscript.y (union): Add new field SECTION_TYPE.
3586 (COPY, DSECT, INFO, NOLOAD): New tokens.
3587 (opt_address_and_section_type): Change type to output_section_header.
3588 (section_type): New non-terminal
3589 (section_header): Handle section type.
3590 (opt_address_and_section_type): Return section type value.
3592 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3594 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3595 * testsuite/plugin_common_test_2.c (foo): Likewise.
3597 2010-04-08 Doug Kwan <dougkwan@google.com>
3599 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3601 * output.cc (Output_section::add_merge_input_section): Simplify
3602 code and return status of Output_merge_base::add_input_section.
3603 Update merge section map only if Output_merge_base::add_input_section
3606 2010-04-07 Doug Kwan <dougkwan@google.com>
3608 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3609 if section is marked as containing instructions but has no mapping
3611 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3612 correct section index.
3613 (Arm_relobj::find_linked_text_section): Ditto.
3615 2010-04-07 Cary Coutant <ccoutant@google.com>
3617 * archive.cc (include_member): Destroy Read_symbols_data object before
3619 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3620 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3621 (Read_symbols_data::~Read_symbols_data) New destructor.
3622 (Section_relocs::Section_relocs) New constructor.
3623 (Section_relocs::~Section_relocs) New destructor.
3624 (Read_relocs_data::Read_relocs_data) New constructor.
3625 (Read_relocs_data::~Read_relocs_data) New destructor.
3626 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3627 pointers to NULL after deleting.
3629 2010-04-07 Doug Kwan <dougkwan@google.com>
3631 * arm.cc: Replace "endianity" with "endianness" in comments.
3632 (Arm_exidx_cantunwind): Ditto.
3633 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3634 (Arm_relobj::merge_flags_and_attributes): New method.
3635 (Arm_relobj::merge_flags_and_attributes_): New data member.
3636 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3637 (Arm_relobj::scan_sections_for_stubs): Ditto.
3638 (Arm_relobj::do_read_symbols): Check to see if we really want to
3639 merge processor-specific flags and attributes. Exit early if
3640 an object is empty except for section names and the undefined symbol.
3641 (Target_arm::do_finalize_sections): Move check for ELF format to
3642 Arm_relobj::do_read_symbols. Merge processor specific flags and
3643 attributes from a regular object only when we have determined that
3644 it is aapropriate. Do not create an .ARM.attributes section in
3645 output if there is no regular input object.
3646 (Target_arm::merge_processor_specific_flags): Check
3647 --warn-mismatch before printing any error.
3648 (Target_arm::merge_object_attributes): Ditto.
3649 * gold.cc (queue_middle_tasks): Handle the case in which there is
3650 no regular object in input.
3651 * options.cc (General_options::parse_EB): New method.
3652 (General_options::parse_EL): Same.
3653 (General_options::General_options): Initialize endianness_.
3654 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3656 (General_options::Endianness): New enum.
3657 (General_options::endianness): New method.
3658 (General_options::endianness_): New data member.
3659 * parameters.cc (Parameters::set_options): Check target endianness.
3660 (Parameters::set_target_once): Ditto.
3661 (Parameters::check_target_endianness): New method.
3662 (parameters_force_valid_target): If either -EL or -EB is specified,
3663 use it to define endianness of default target.
3664 * parameters.h (Parameters::check_target_endianness): New method
3666 * target.h (class Target): Change "endianity" to "endianness"
3669 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3671 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3672 * configure: Regenerate.
3673 * Makefile.in: Regenerate.
3674 * testsuite/Makefile.in: Regenerate.
3676 2010-04-06 Cary Coutant <ccoutant@google.com>
3679 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3680 prevailing definitions of common symbols.
3681 * testsuite/plugin_test_6.sh: New test case.
3682 * testsuite/plugin_common_test_1.c: New test case.
3683 * testsuite/plugin_common_test_2.c: New test case.
3684 * testsuite/Makefile.am (plugin_test_6): New test case.
3685 * testsuite/Makefile.in: Regenerate.
3687 2010-04-06 Nick Clifton <nickc@redhat.com>
3689 * po/vi.po: New Vietnamese translation.
3691 2010-03-30 Doug Kwan <dougkwan@google.com>
3693 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3695 2010-03-25 Doug Kwan <dougkwan@google.com>
3697 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3698 to avoid a conversion warning on a 32-bit host.
3700 2010-03-24 Ian Lance Taylor <iant@google.com>
3702 * testsuite/script_test_3.t: Add a TLS segment.
3703 * testsuite/Makefile.am (check_PROGRAMS): Add
3704 tls_phdrs_script_test.
3705 (tls_phdrs_script_test_SOURCES): Define.
3706 (tls_phdrs_script_test_DEPENDENCIES): Define.
3707 (tls_phdrs_script_test_LDFLAGS): Define.
3708 (tls_phdrs_script_test_LDADD): Define.
3709 * testsuite/Makefile.in: Rebuild.
3711 2010-03-23 Cary Coutant <ccoutant@google.com>
3713 * fileread.cc (find_or_make_view): Fix comment.
3715 2010-03-23 Ian Lance Taylor <iant@google.com>
3717 * script-sections.cc (class Orphan_section_placement): Define
3718 PLACE_TLS and PLACE_TLS_BSS.
3719 (Orphan_section_placement::Orphan_section_placement): Initialize
3721 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3722 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3723 (tls_script_test_SOURCES): Define.
3724 (tls_script_test_DEPENDENCIES): Define.
3725 (tls_script_test_LDFLAGS): Define.
3726 (tls_script_test_LDADD): Define.
3727 * testsuite/Makefile.in: Rebuild.
3729 2010-03-22 Doug Kwan <dougkwan@google.com>
3731 * arm.cc (Arm_relocate_functions::abs8,
3732 Arm_relocate_functions::abs16): Use correct check for overflow
3733 specified in the ARM ELF specs.
3734 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3735 target of a BLX instruction specially.
3736 (Reloc_stub::stub_type_for_reloc): Ditto.
3737 (Relocate::relocate): Use symbolic names instead of numeric relocation
3738 codes to report error.
3739 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3741 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3742 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3743 thumb2_blx_out_of_range.stdout
3744 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3745 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3746 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3747 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3748 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3749 thumb2_blx_in_range, thumb2_blx_in_range.o,
3750 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3751 thumb2_blx_out_of_range.o): New rules.
3752 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3753 thumb2_blx_in_range and thumb2_blx_out_of_range.
3754 * testsuite/Makefile.in: Regenerate.
3755 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3756 * testsuite/thumb_blx_in_range.s: New file.
3757 * testsuite/thumb_blx_out_of_range.s: New file.
3759 2010-03-22 Rafael Espindola <espindola@google.com>
3761 * archive.cc (Should_include): Move to archive.h.
3762 (should_include_member): Make it a member of Archive.
3764 (Add_lib_group_symbols): New.
3765 * archive.h: Include options.h.
3766 (Archive_member): Moved from Archive.
3767 (Should_include): Moved from archive.cc.
3769 (Add_lib_group_symbols): New.
3770 * dynobj.cc (do_should_include_member): New.
3771 * dynobj.h (do_should_include_member): New.
3772 * gold.cc (queue_initial_tasks): Update call to queue.
3773 * main.cc (main): Print lib group stats.
3774 * object.cc (do_should_include_member): New.
3775 * object.h: Include archive.h.
3776 (Object::should_include_member): New.
3777 (Object::do_should_include_member): New.
3778 (Sized_relobj::do_should_include_member): New.
3779 * options.cc (General_options::parse_start_lib): New.
3780 (General_options::parse_end_lib): New.
3781 (Input_arguments::add_file): Handle lib groups.
3782 (Input_arguments::start_group): Check we are not in a lib.
3783 (Input_arguments::start_lib): New.
3784 (Input_arguments::end_lib): New.
3785 * options.h (General_options): Add start_lib and end_lib.
3786 (Input_argument::lib_): New.
3787 (Input_argument::lib): New.
3788 (Input_argument::is_lib): New.
3789 (Input_file_lib): New.
3790 (Input_arguments::in_lib_): New.
3791 (Input_arguments::in_lib): New.
3792 (Input_arguments::start_lib): New.
3793 (Input_arguments::end_lib_): New.
3794 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3795 in unused members as preempted.
3796 (Sized_pluginobj::do_should_include_member): New.
3797 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3798 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3800 (Read_symbols::do_whole_lib_group): New.
3801 (Read_symbols::do_lib_group): New.
3802 (Read_symbols::do_read_symbols): Handle lib groups.
3803 (Read_symbols::get_name): Handle lib groups.
3804 * readsyms.h (Read_symbols): Add an archive member pointer.
3805 (Read_symbols::do_whole_lib_group): New.
3806 (Read_symbols::do_lib_group): New.
3807 (Read_symbols::member_): New.
3808 * script.cc (read_input_script): Update call to queue_soon.
3810 2010-03-19 Doug Kwan <dougkwan@google.com>
3812 * arm.cc (Stub_table::Stub_table): Initialize new data members
3813 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3814 (Stub_table::add_reloc_stub): Assign stub offset and update
3815 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3816 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3818 (Stub_table::update_data_size_and_addralign): Use
3819 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3820 instead of going over all reloc stubs.
3821 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3822 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3823 Stringpool_template::offset_ to size of Stringpool_char.
3824 (Stringpool_template::new_key_offset): Remove code to initialize
3825 Stringpool_template::offset_.
3826 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3827 Stringpool_template::offset_ to zero.
3829 2010-03-15 Doug Kwan <dougkwan@google.com>
3831 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3833 (Stringpool_template::new_key_offset): New method.
3834 (Stringpool_template::add_string): Assign offsets when adding new
3836 (Stringpool_template::set_string_offsets): Do not set string offsets
3837 when not optimizing.
3838 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3840 (Chunked_vector::clear): Clear size_.
3841 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3842 (Chunked_vector::size): Return size_.
3843 (Chunked_vector::push_back): Use size_ to find insert position.
3844 (Chunked_vector::size_): New data member.
3845 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3846 (Stringpool_template::new_key_offset): New method declaration.
3847 (Stringpool_template::offset_): New data member.
3849 2010-03-15 Rafael Espindola <espindola@google.com>
3851 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3852 Add_symbols' constructor.
3853 * readsyms.h (Add_symbols): Remove the input_group member.
3855 2010-03-10 Ian Lance Taylor <iant@google.com>
3857 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3858 target to ask whether a reference to a symbol requires a stack
3860 * target.h (Target::is_call_to_non_split): New function.
3861 (Target::do_is_call_to_non_split): Declare virtual function.
3862 * target.cc: Include "symtab.h".
3863 (Target::do_is_call_to_non_split): New function.
3864 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3866 2010-03-10 Cary Coutant <ccoutant@google.com>
3868 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3869 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3870 (File_read::open[2]): Add whole_file_view_ to list of views.
3871 (File_read::make_view): Remove test of whole_file_view_.
3872 (File_read::find_or_make_view): Create whole_file_view_ if
3874 (File_read::clear_views): Replace bool parameter with enum;
3875 adjust all callers. Don't delete views with permanent data;
3876 do delete cached views and views from archives if
3877 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3878 if clearing the corresponding view.
3879 * fileread.h (File_read::Clear_views_mode): New enum.
3880 (File_read::View::is_permanent_view): New method.
3881 (File_read::clear_views): Replace bool parameter
3882 with enum; adjust all callers.
3883 * options.h (General_options): Change keep_files_mapped option;
3884 add map_whole_files.
3885 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3887 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3890 2010-03-10 David S. Miller <davem@davemloft.net>
3892 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3894 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3896 * icf.cc (get_section_contents): Add '@' marker after processing the
3899 2010-03-08 Doug Kwan <dougkwan@google.com>
3901 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3902 due to a conversion warning.
3903 (Arm_relobj::update_output_local_symbol_count): Check for local
3904 symbol with unset output index.
3906 2010-03-05 Ian Lance Taylor <iant@google.com>
3908 * options.h (class General_options): Add --spare-dynamic-tags.
3909 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3910 --spare-dynamic-tags.
3912 2010-03-05 Ian Lance Taylor <iant@google.com>
3914 * incremental.cc: Include "libiberty.h".
3916 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3918 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3919 function, is_info_ member.
3920 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3921 (Versions::Versions): Update caller.
3922 (Versions::define_base_version): Likewise.
3923 (Versions::add_def): Likewise.
3925 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3927 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3928 (Scan::possible_function_pointer_reloc): New function.
3929 (Scan::local_reloc_may_be_function_pointer): Change to call
3930 possible_function_pointer_reloc.
3931 (Scan::global_reloc_may_be_function_pointer): Ditto.
3932 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3933 relocations in ".data.rel.ro._ZTV" section.
3934 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3935 * testsuite/icf_safe_so_test.cc: Ditto.
3936 * testsuite/icf_safe_test.cc: Ditto.
3937 * testsuite/icf_safe_test.sh: Ditto.
3939 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3940 Ian Lance Taylor <iant@google.com>
3942 * target-reloc.h (relocate_section): Check the symbol table index
3943 for -1U before setting the local symbol index.
3944 (scan_relocatable_relocs): If copying the relocation, record that
3945 the local symbol is required.
3946 * object.h (Symbol_value::is_output_symtab_index_set): New
3948 (Symbol_value::may_be_discarded_from_output_symtab): New
3950 (Symbol_value::has_output_symtab_entry): New function.
3951 (Symbol_value::needs_output_symtab_entry): Remove.
3952 (Symbol_value::output_symtab_index): Make sure the symbol index is
3954 (Symbol_value::set_output_symtab_index): Make sure the symbol
3955 index is not set. Make sure the new index is valid.
3956 (Symbol_value::set_must_have_output_symtab_entry): New function.
3957 (Symbol_value::has_output_dynsym_entry): New function.
3958 (Symbol_value::set_output_dynsym_index): Make sure the new index
3960 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3961 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3962 local symbol if permitted.
3963 (Sized_relobj::do_finalize_local_symbols): Call
3964 is_output_symtab_index_set rather than needs_output_symtab_entry.
3965 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3966 rather than needs_output_symtab_entry. Call
3967 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3968 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3969 is_output_symtab_index_set rather than needs_output_symtab_entry.
3970 * testsuite/discard_locals_relocatable_test.c: New file.
3971 * testsuite/discard_locals_test.sh: Test -r.
3972 * testsuite/Makefile.am (check_DATA): Add
3973 discard_locals_relocatable_test1.syms,
3974 discard_local_relocatable_test2.syms.
3975 (MOSTLYCLEANFILES): Likewise. Also add
3976 discard_locals_relocatable_test1.lout and
3977 discard_locals_relocatable_test2.out.
3978 (discard_locals_relocatable_test1.syms): New target.
3979 (discard_locals_relocatable_test.o): New target.
3980 (discard_locals_relocatable_test1.out): New target.
3981 (discard_locals_relocatable_test2.syms): New target.
3982 (discard_locals_relocatable_test2.out): New target.
3983 (various): Add missing ../ld-new dependencies.
3984 * testsuite/Makefile.in: Rebuild.
3986 2010-03-03 Nick Clifton <nickc@redhat.com>
3988 * po/fi.po: New Finnish translation.
3990 2010-03-01 Doug Kwan <dougkwan@google.com>
3992 * layout.cc (Layout::Layout): Force section types of .init_array*,
3993 .preinit_array* and .fini_array* sections.
3994 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3995 Fix check of return value of std::string::find.().
3996 (Output_section::Input_section_sort_compare::operator()): Remove
3997 comment about .init_array.
3998 (Output_section::Input_section_sort_init_fini_compare::operator()):
4000 (Output_section::sort_attached_input_sections): Handle .init_array
4001 and .fini_array specially.
4002 * output.h (Output_section::Inut_section_sort_compare): Update
4004 (Output_section::Input_section_sort_init_fini_compare): New struct.
4006 2010-02-26 Doug Kwan <dougkwan@google.com>
4008 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4009 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4010 * testsuite/debug_msg.sh: Avoid matching source line number for
4011 use of global variable undef_int.
4013 2010-02-26 Doug Kwan <dougkwan@google.com>
4015 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4016 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4017 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4018 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4019 * options.cc (General_options::General_options): Initialize member
4021 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4022 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4023 and rm_no_fix_v4bx.stdout
4024 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4025 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4026 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4027 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4028 and arm_no_fix_v4bx.
4029 * Makefile.in: Regenerate.
4030 * testsuite/arm_fix_v4bx.s: New file.
4031 * testsuite/arm_fix_v4bx.sh: Ditto.
4033 2010-02-24 Doug Kwan <dougkwan@google.com>
4035 * arm.cc (Target_arm::got_section): Make the .got section the first
4036 non RELRO section in the data segment.
4037 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4038 suffixes of section names.
4040 2010-02-24 Doug Kwan <dougkwan@google.com>
4042 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4043 flags and attributes merging if an input file is a binary file.
4044 * fileread.cc (Input_file::open): Record format of original file.
4045 * fileread.h (Input_file::Format): New enum type.
4046 (Input_file::Input_file): Initialize data member format_.
4047 (Input_file::format): New method definition.
4048 (Input_file::format_):: New data member.
4050 2010-02-24 Doug Kwan <dougkwan@google.com>
4052 * arm.cc (Arm_output_data_got): New class.
4053 (ARM_TCB_SIZE): New constant
4054 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4055 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4056 If user uses a script with a SECTIONS clause, issue only a warning
4057 for a misplaced EXIDX input section. Otherwise, issue an error.
4058 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4060 (Target_arm::got_mode_index_entry): Handle static linking.
4061 (Target_arm::Scan::local): Ditto.
4062 (Target_arm::Scan::global): Ditto.
4063 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4064 all incorrectly implemented relocations.
4065 (Target_arm::fix_exidx_coverage): Pass layout to
4066 Arm_output_section::fix_exidx_coverage.
4067 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4068 from ".ARM.exidx." and ".ARM.extab.".
4070 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4072 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4073 section if it does not already exist.
4074 * attributes.cc (Attributes_section_data::Attributes_section_data):
4075 Don't crash if size is zero.
4077 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4078 Ian Lance Taylor <iant@google.com>
4080 * gold.cc (queue_middle_tasks): If no input files were opened,
4082 * workqueue.h (Task_function::Task_function): Assert that there is
4085 2010-02-22 Doug Kwan <dougkwan@google.com>
4087 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4088 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4089 types to avoid warnings due to different uint64_t implementations
4092 2010-02-21 Doug Kwan <dougkwan@google.com>
4094 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4095 handling of the maximum backward branch offset.
4096 (Arm_relocate_functions::thumb_branch_common): Ditto.
4097 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4098 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4099 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4100 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4101 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4102 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4103 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4104 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4105 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4106 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4107 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4108 thumb2_bl_out_of_range.o): New rules.
4109 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4110 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4111 thumb2_bl_out_of_range
4112 * testsuite/Makefile.in: Regenerate.
4113 * testsuite/arm_bl_in_range.s: New file.
4114 * testsuite/arm_bl_out_of_range.s: Ditto.
4115 * testsuite/arm_branch_in_range.sh: Ditto.
4116 * testsuite/arm_branch_range.t: Ditto.
4117 * testsuite/thumb2_branch_range.t: Ditto.
4118 * testsuite/thumb_bl_in_range.s: Ditto.
4119 * testsuite/thumb_bl_out_of_range.s: Ditto.
4120 * testsuite/thumb_branch_range.t: Ditto.
4122 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4124 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4125 Add reloc offset information.
4126 * icf.cc (get_section_contents): Change iterators to point to the new
4127 vectors. Add reloc offset information to the contents.
4128 * icf.h (Icf::Sections_reachable_info): New typedef.
4129 (Icf::Sections_reachable_list): New typedef.
4130 (Icf::Offset_info): New typedef.
4131 (Icf::Reloc_info): New struct typedef.
4132 (Icf::Reloc_info_list): New typedef.
4133 (Icf::symbol_reloc_list): Delete method.
4134 (Icf::addend_reloc_list): Delete method.
4135 (Icf::section_reloc_list): Delete method.
4136 (Icf::reloc_info_list): New method.
4137 (Icf::reloc_info_list_): New member.
4139 2010-02-19 Doug Kwan <dougkwan@google.com>
4141 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4142 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4143 * arm.cc (Arm_relocation_functions): New forward declaration.
4144 (Target_arm::Target_arm): Initialize new data members
4145 got_mod_index_offset_ and tls_base_symbol_defined_.
4146 (Target_arm::Relocate::relocate_tls): New method.
4147 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4148 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4150 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4151 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4152 (Target_arm::got_mod_index_offset_,
4153 Target_arm::tls_base_symbol_defined_): New data members.
4154 (Target_arm::Scan::local, Target::Scan::global,
4155 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4158 2010-02-18 Doug Kwan <dougkwan@google.com>
4160 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4161 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4162 text section as a parameter becuase some broken tools may not set
4163 the link in section header.
4164 (Target_arm::has_got_section): New method.
4165 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4166 without any mapping symbol as data only. Remove warning.
4167 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4168 link in its section header, try to discover the link by inspecting the
4169 REL31 relocation at the beginning of the section.
4170 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4172 (Target_arm::Scan::global): Treat any reference to the symbol
4173 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4175 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4177 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4178 (Scan::global_reloc_may_be_function_pointer): New function.
4179 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4180 (Scan::global_reloc_may_be_function_pointer): New function.
4181 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4182 (Scan::global_reloc_may_be_function_pointer): New function.
4183 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4184 (Scan::global_reloc_may_be_function_pointer): New function.
4185 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4186 (Scan::global_reloc_may_be_function_pointer): New function.
4187 (Scan::possible_function_pointer_reloc): New function.
4188 (Target_x86_64::can_check_for_function_pointers): New function.
4189 * gc.h (gc_process_relocs): Scan relocation types to determine if
4190 function pointers were taken for targets that support it.
4191 * icf.cc (Icf::find_identical_sections): Include functions for
4192 folding in safe ICF whose pointer is not taken.
4193 * icf.h (Secn_fptr_taken_set): New typedef.
4194 (fptr_section_id_): New member.
4195 (section_has_function_pointers): New function.
4196 (set_section_has_function_pointers): New function.
4197 (check_section_for_function_pointers): New function.
4198 * options.h: Fix comment for safe ICF option.
4199 * target.h (can_check_for_function_pointers): New function.
4200 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4201 Modify icf_safe_test for X86-64.
4202 * testsuite/Makefile.in: Regenerate.
4203 * testsuite/icf_safe_so_test.cc: New file.
4204 * testsuite/icf_safe_so_test.sh: New file.
4205 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4206 (main): Change to take pointer to function kept_func_3.
4207 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4208 folding is done correctly for X86-64.
4210 2010-02-12 David S. Miller <davem@davemloft.net>
4212 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4213 is_symbolless parameter.
4214 (Output_reloc<SHT_REL>::is_symbolless): New.
4215 (Output_reloc<SHT_REL>::is_symbolless_): New.
4216 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4217 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4218 (Output_reloc<SHT_RELA>::is_symbolless): New.
4219 (Output_data_reloc::add_global): Handle is_symbolless.
4220 (Output_data_reloc::add_global_relative): Likewise.
4221 (Output_data_reloc::add_local): Likewise.
4222 (Output_data_reloc::add_local_relative): Likewise.
4223 (Output_data_reloc::add_symbolless_global_addend): New.
4224 (Output_data_reloc::add_symbolless_local_addend): New.
4225 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4227 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4228 instead of ->is_relative_
4229 (Output_reloc::write): Likewise.
4230 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4231 (Output_reloc::write_rel): Simplify.
4233 * sparc.cc (Target_sparc::Scan::local): Use
4234 ->add_symbolless_local_addend as needed.
4235 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4236 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4237 based upon relocation offset.
4239 2010-02-11 Doug Kwan <dougkwan@google.com>
4241 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4242 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4243 beginning of function.
4244 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4245 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4246 parameter is_32bit in calls to should_apply_static_reloc.
4247 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4248 (check_DATA): Add arm_abs_global.stdout.
4249 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4250 arm_abs_global.stdout): New rules.
4251 (MOSTLLYCLEANFILES): Add arm_abs_global
4252 * Makefile.in: Regenerate.
4253 * testsuite/arm_abs_global.s: New file.
4254 * testsuite/arm_abs_global.sh: Ditto.
4255 * testsuite/arm_abs_lib.s: Ditto.
4257 2010-02-11 Ian Lance Taylor <iant@google.com>
4259 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4261 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4262 Allocate_commons_task first.
4263 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4264 task, rather than symtab_lock_.
4265 (Gc_process_relocs::~Gc_process_relocs): New function.
4266 (Gc_process_relocs::is_runnable): Check this_blocker_.
4267 (Gc_process_relocs::locks): Use next_blocker_ rather than
4269 (Scan_relocs::~Scan_relocs): New function.
4270 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4272 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4274 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4275 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4276 constructor accordingly.
4277 (class Gc_process_relocs): Likewise.
4278 (class Scan_relocs): Likewise.
4279 * common.h (class Allocate_commons_task): Remove symtab_lock_
4280 field, and corresponding constructor parameter.
4281 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4283 (Allocate_commons_task::locks): Likewise.
4285 2010-02-11 Ian Lance Taylor <iant@google.com>
4287 * gold-threads.h (class Once): Define.
4288 (class Initialize_lock): Rewrite as child of Once.
4289 * gold-threads.cc (class Once_initialize): Define.
4290 (once_pointer_control): New static variable.
4291 (once_pointer, once_arg): New static variables.
4292 (c_run_once): New static function.
4293 (Once::Once, Once::run_once, Once::internal_run): New functions.
4294 (class Initialize_lock_once): Remove.
4295 (initialize_lock_control): Remove.
4296 (initialize_lock_pointer): Remove.
4297 (initialize_lock_once): Remove.
4298 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4299 (Initialize_lock::initialize): Rewrite.
4300 (Initialize_lock::do_run_once): New function.
4301 * archive.cc (Archive::interpret_header): Only clear name if it is
4303 * fileread.cc: Include "gold-threads.h"
4304 (file_counts_lock): New static variable.
4305 (file_counts_initialize_lock): Likewise.
4306 (File_read::release): Only increment counts when using --stats.
4307 Use a lock around the increment.
4308 * parameters.cc (class Set_parameters_target_once): Define.
4309 (set_parameters_target_once): New static variable.
4310 (Parameters::Parameters): Move here from parameters.h.
4311 (Parameters::set_target): Rewrite.
4312 (Parameters::set_target_once): New function.
4313 (Parameters::clear_target): Move here and rewrite.
4314 * parameters.h (class Parameters): Update declarations. Add
4315 set_parameters_target_once_ field.
4316 (Parameters::Parameters): Move to parameters.cc.
4317 (Parameters::clear_target): Likewise.
4318 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4320 (Start_group::~Start_group): New function.
4321 (Start_group::is_runnable): New function.
4322 (Start_group::locks, Start_group::run): New functions.
4323 (Finish_group::run): Change saw_undefined to size_t.
4324 * readsyms.h (class Start_group): Define.
4325 (class Finish_group): Change saw_undefined_ field to size_t.
4326 (Finish_group::Finish_group): Remove saw_undefined and
4327 this_blocker parameters. Change all callers.
4328 (Finish_group::set_saw_undefined): New function.
4329 (Finish_group::set_blocker): New function.
4330 * symtab.h (class Symbol_table): Change saw_undefined to return
4331 size_t. Change saw_undefined_ field to size_t.
4332 * target-select.cc (Set_target_once::do_run_once): New function.
4333 (Target_selector::Target_selector): Initialize set_target_once_
4334 field. Don't initialize lock_ and initialize_lock_ fields.
4335 (Target_selector::instantiate_target): Rewrite.
4336 (Target_selector::set_target): New function.
4337 * target-select.h (class Set_target_once): Define.
4338 (class Target_selector): Update declarations. Make
4339 Set_target_once a friend. Remove lock_ and initialize_lock_
4340 fields. Add set_target_once_ field.
4342 2010-02-10 Ian Lance Taylor <iant@google.com>
4344 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4346 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4347 (queue_middle_tasks): Add all blockers before queueing any tasks.
4348 (queue_final_tasks): Likewise.
4349 * token.h (Task_token::add_blockers): New function.
4350 * object.h (Input_objects::number_of_relobjs): New function.
4352 2010-02-10 Ian Lance Taylor <iant@google.com>
4354 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4355 shared, not if not position independent.
4356 * x86_64.cc (Relocate::relocate_tls): Likewise.
4357 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4358 (tls_pie_pic_test): New target.
4359 * testsuite/Makefile.in: Rebuild.
4361 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4362 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4363 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4364 * testsuite/Makefile.in: Rebuild.
4366 2010-02-09 David S. Miller <davem@davemloft.net>
4368 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4369 R_SPARC_RELATIVE using ->add_local_relative().
4370 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4372 * output.h (Output_data_dynamic::add_section_size): New method
4373 that takes two Output_data objects.
4374 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4375 entry param. Handle it in initializers.
4376 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4377 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4378 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4380 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4381 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4382 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4383 for dynrel_includes_plt.
4384 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4385 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4386 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4388 (Target_sparc::do_finalize_sections): Update to pass true for
4389 dynrel_includes_plt.
4390 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4391 output before .rela.plt
4392 (Target_powerpc::do_finalize_sections): Update to pass true for
4393 dynrel_includes_plt when 32-bit.
4395 2010-02-08 Doug Kwan <dougkwan@google.com>
4397 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4399 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4400 Arm_relobj::scan_section_for_cortex_a8_stubs,
4401 Arm_relobj::do_relocation_section): Instead of calling
4402 Output_section::output_address, use faster
4403 Arm_relobj::simple_input_section_output_address.
4405 2010-02-08 David S. Miller <davem@davemloft.net>
4407 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4408 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4409 relocation helper function.
4411 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4412 just like R_SPARC_GOT{10,13,22}.
4413 (Target_sparc::Scan::local): Likewise.
4414 (Target_sparc::Relocate:relocate): Likewise.
4416 2010-02-06 Ian Lance Taylor <iant@google.com>
4418 * configure.ac: Rewrite targetobjs duplicate removal code to use
4419 only shell constructs.
4420 * configure: Rebuild.
4422 2010-02-05 Doug Kwan <dougkwan@google.com>
4425 * arm.cc (Arm_relobj::section_is_scannable): New method.
4426 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4427 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4429 2010-02-04 Doug Kwan <dougkwan@google.com>
4432 * arm-reloc-property.cc (cstdio): Include.
4433 * configure.ac (targetobjs): Remove duplicates.
4434 * configure: Regenerate.
4435 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4436 big and little endian version for a given address size.
4438 2010-02-03 Doug Kwan <dougkwan@google.com>
4440 * arm-reloc-property.cc
4441 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4443 * arm-reloc-property.h
4444 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4445 New method definition.
4446 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4448 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4450 (GOT_PREL): Change implemented to Y.
4451 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4452 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4453 (Arm_relocate_functions::movw_abs_nc): Remove method.
4454 (Arm_relocate_functions::movt_abs): Ditto.
4455 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4456 (Arm_relocate_functions::thm_movt_abs): Ditto.
4457 (Arm_relocate_functions::movw_rel_nc): Ditto.
4458 (Arm_relocate_functions::movw_rel): Ditto.
4459 (Arm_relocate_functions::movt_rel): Ditto.
4460 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4461 (Arm_relocate_functions:thm_movw_rel): Ditto.
4462 (Arm_relocate_functions:thm_movt_rel): Ditto.
4463 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4464 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4465 New method definitions.
4466 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4467 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4468 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4469 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4470 (Target_arm::Relocate::relocate): Check for non-static or
4471 unimplemented relocation code and exit early. Change calls to
4472 Target_arm::reloc_uses_thumb_bit and
4473 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4474 instead. Refactor code to handle similar relocations to increase
4475 code sharing. Remove check for unsupported relocation code in switch
4477 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4478 relocation property table to find out size. Change error message to
4479 print out the name of a relocation code instead of the numeric value.
4480 (Target_arm::scan_reloc_for_stub): Use relocation property table
4481 instead of calling Target_arm::reloc_uses_thumb_bit().
4483 2010-02-02 Doug Kwan <dougkwan@google.com>
4485 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4486 types of relaxed input section.
4488 2010-02-02 Doug Kwan <dougkwan@google.com>
4490 * Makefile.am (HFILES): Add arm-reloc-property.h.
4492 (TARGETSOURCES): Add arm-reloc-property.cc
4493 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4494 (libgold_a_SOURCES): $(DEFFILES)
4495 * Makefile.in: Regenerate.
4496 * arm-reloc-property.cc: New file.
4497 * arm-reloc-property.h: New file.
4498 * arm-reloc.def: New file.
4499 * arm.cc: Update comments.
4500 (arm-reloc-property.h): New included header.
4501 (arm_reloc_property_table): New global variable.
4502 (Target_arm::do_select_as_default_target): New method definition.
4503 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4504 arm-reloc-property to targ_extra_obj.
4505 * parameters.cc (set_parameters_target): Call
4506 Target::select_as_default_target().
4507 * target.h (Target::select_as_default_target): New method definition.
4508 (Target::do_select_as_default_target): Same.
4510 2010-02-01 Doug Kwan <dougkwan@google.com>
4512 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4513 first_output_text_section_.
4514 (Arm_exidx_fixup::first_output_text_section): New method definition.
4515 (Arm_exidx_fixup::first_output_text_section_): New data member.
4516 (Arm_exidx_fixup::process_exidx_section): Record the first text
4517 output section seen.
4518 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4519 and entsize in output section header.
4521 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4523 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4524 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4525 (Arm_relocate_functions::thm_alu11): New Method.
4526 (Arm_relocate_functions::thm_pc8): New Method.
4527 (Arm_relocate_functions::thm_pc12): New Method.
4528 (Target_arm::Scan::local): Handle the relocations.
4529 (Target_arm::Scan::global): Likewise.
4530 (Target_arm::Relocate::relocate): Likewise.
4531 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4533 2010-01-29 Doug Kwan <dougkwan@google.com>
4535 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4536 of relocation types as ld.
4538 2010-01-29 Doug Kwan <dougkwan@google.com>
4540 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4542 (Arm_relocate_functions::thumb_branch_common): Ditto.
4543 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4544 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4545 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4546 Arm_relocate_functions::jump24): Remove.
4547 (Target_arm::Relocate::relocate): Adjust code to call
4548 Arm_relocation_functions::arm_branch_common and
4549 Arm_relocation_functions::thumb_branch_common instead of their removed
4550 wrappers. Merge switch-cases together to reduce source code size.
4552 2010-01-29 Doug Kwan <dougkwan@google.com>
4554 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4555 output_local_symbol_count_needs_update_.
4556 (Arm_relobj::output_local_symbol_count_needs_update,
4557 Arm_relobj::set_output_local_symbol_count_needs_update,
4558 Arm_relobj::update_output_local_symbol_count): New methods.
4559 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4561 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4562 of pointed function as in a R_ARM_PREL31 relocation.
4563 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4564 for output local symbol count updating.
4565 (Target_arm::do_relax): Update output local symbol counts in objects
4567 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4569 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4571 * arm.cc: Added support for the ARM relocations:
4572 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4573 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4574 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4576 (Arm_relocate_functions::movw_rel): New method.
4577 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4578 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4580 (Arm_relocate_functions::thm_movw_rel): New method.
4581 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4583 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4585 (Target_arm::Scan::global): Likewise.
4586 (Target_arm::Relocate::relocate): Likewise.
4587 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4590 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4592 * arm.cc: Added support for ARM group relocations.
4593 (Target_arm::reloc_needs_sym_origin): New method.
4594 (Arm_relocate_functions::calc_grp_kn): New method.
4595 (Arm_relocate_functions::calc_grp_residual): New method.
4596 (Arm_relocate_functions::calc_grp_gn): New method.
4597 (Arm_relocate_functions::arm_grp_alu): New Method.
4598 (Arm_relocate_functions::arm_grp_ldr): New Method.
4599 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4600 (Arm_relocate_functions::arm_grp_ldc): New Method.
4601 (Target_arm::Scan::local): Handle the ARM group relocations.
4602 (Target_arm::Scan::global): Likewise.
4603 (Target_arm::Relocate::relocate): Likewise.
4604 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4607 2010-01-26 Doug Kwan <dougkwan@google.com>
4609 * arm.cc (set): Include.
4610 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4612 (Arm_output_section::Text_section_list): New type.
4613 (Arm_output_section::append_text_sections_to_list): New method.
4614 (Arm_output_section::fix_exidx_coverage): Ditto.
4615 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4616 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4617 Relobj::set_section_offset() instead of
4618 Sized_relobj::invalidate_section_offset().
4619 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4620 parameter for section headers. Ignore relocation sections for
4621 unallocated sections and EXIDX sections.
4622 (Target_arm::fix_exidx_coverage): New method.
4623 (Target_arm::output_section_address_less_than): New type.
4624 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4625 linked text section instead of the EXIDX section.
4626 (Arm_output_section::create_stub_group): Add an assertion to check
4627 that this is not an EXIDX output section.
4628 (Arm_output_section::append_text_sections_to_list): New method.
4629 (Arm_output_section::fix_exidx_coverage): Ditto.
4630 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4631 Arm_relobj::section_needs_reloc_stub_scanning.
4632 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4634 (Target_arm::fix_exidx_coverage): New method.
4635 * object.h (Relobj::set_output_section): New method.
4636 (Sized_relobj::invalidate_section_offset): Remove method.
4637 (Sized_relobj::do_invalidate_section_offset): Remove method.
4638 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4640 2010-01-25 Doug Kwan <dougkwan@google.com>
4642 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4643 Fix warning due to signed and unsigned comparison on a 32-bit host.
4645 2010-01-22 Doug Kwan <dougkwan@google.com>
4647 * arm.cc (Target_arm::do_relax): Record an output section for section
4648 offset adjustment it contains any stub table that has changed.
4649 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4650 offsets in an output section if necessary.
4651 * output.cc (Output_section::Output_section): Initialize
4652 section_offsets_need_adjustments_.
4653 (Output_section::add_input_section_for_script): Renamed to
4654 Output_section::add_simple_input_section.
4655 (Output_section::save_states): Add a comment.
4656 (Output_section::discard_states): New method defintion.
4657 (Output_section::adjust_section_offsets): Same.
4658 * output.h (Output_section::add_input_section_for_script): Renamed to
4659 Output_section::add_simple_input_section.
4660 (Output_section::discard_states): New method declaration.
4661 (Output_section::adjust_section_offsets): Same.
4662 (Output_section::section_offsets_need_adjustment,
4663 Output_section::set_section_offsets_need_adjustment): New method
4665 (Output_section::section_offsets_need_adjustment_): New data member.
4666 * script-sections.cc
4667 (Output_section_element_input::set_section_address): Adjust code for
4668 renaming of Output_section::add_input_section_for_script.
4669 (Orphan_output_section::set_section_address): Same.
4671 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4673 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4674 Fix_v4bx enum values .
4675 * gold/options.h (General_options): New option definitions.
4676 (General_options::fix_v4bx): New method.
4677 (General_options::Fix_v4bx): New enum.
4678 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4679 (General_options::parse_fix_v4bx_interworking): New method.
4681 2010-01-22 Doug Kwan <dougkwan@google.com>
4683 * arm.cc (Arm_exidx_fixup): New class.
4685 2010-01-21 Doug Kwan <dougkwan@google.com>
4687 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4689 (Arm_exidx_section_offset_map): New type.
4691 2010-01-21 Doug Kwan <dougkwan@google.com>
4693 * arm.cc (Arm_exidx_input_section): New class.
4694 (Arm_relobj::exidx_input_section_by_link,
4695 Arm_relobj::exidx_input_section_by_shndx,
4696 Arm_relobj::make_exidx_input_section): New methods.
4697 (read_arm_attributes_section): Remove.
4698 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4699 information about them.
4700 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4703 2010-01-20 Doug Kwan <dougkwan@google.com>
4705 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4706 Input_section_specifier to Section_id.
4707 (Target_arm::new_arm_input_section: Adjust code for change of key
4709 (Target_arm::find_arm_input_section): Ditto.
4710 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4711 (Section_id): Remove.
4712 (Garbage_collection::Section_id_hash): Remove.
4713 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4714 (Section_id): Remove.
4715 (Icf::Section_id_hash): Remove.
4716 * object.h (Section_id, Const_section_id, Section_id_hash,
4717 Const_section_id_hash): New type definitions.
4718 * output.cc (Output_section::add_relaxed_input_section): Change to
4719 use Const_section_id instead of Input_section_specifier as key type.
4720 (Output_section::add_merge_input_section): Ditto.
4721 (Output_section::build_relaxation_map): Change to use Section_id
4722 instead of Input_section_specifier as key type.
4723 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4725 (Output_section::convert_input_sections_to_relaxed_sections): Change
4726 to use Const_section_id instead of Input_section_specifier as key type.
4727 (Output_section::find_merge_section): Ditto.
4728 (Output_section::find_relaxed_input_section): Ditto.
4729 * output.h (Input_section_specifier): Remove class.
4730 (Output_section::Output_section_data_by_input_section_map): Change
4731 key type to Const_section_id.
4732 (Output_section::Output_relaxed_input_section_by_input_section_map):
4734 (Output_section::Relaxation_map): Change key type to Section_id.
4736 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4738 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4739 (class Arm_v4bx_stub): New class.
4740 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4741 (Stub_factory::make_arm_v4bx_stub): New method.
4742 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4743 (Stub_table::empty): Handle v4bx stubs.
4744 (Stub_table::add_arm_v4bx_stub): New method.
4745 (Stub_table::find_arm_v4bx_stub): New method.
4746 (Arm_relocate_functions::v4bx): New method.
4747 (Target_arm::fix_v4bx): New method.
4748 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4749 (Stub_table::relocate_stubs): Likewise.
4750 (Stub_table::do_write): Likewise.
4751 (Stub_table::update_data_size_and_addralign): Likewise.
4752 (Stub_table::finalize_stubs): Likewise.
4753 (Target_arm::Scan::local): Likewise.
4754 (Target_arm::Scan::global): Likewise.
4755 (Target_arm::do_finalize_sections): Likewise.
4756 (Target_arm::Relocate::relocate): Likewise.
4757 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4759 (Target_arm::scan_reloc_for_stub): Likewise.
4760 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4762 2010-01-19 Ian Lance Taylor <iant@google.com>
4764 * output.cc (Output_section_headers::do_sized_write): Write large
4765 segment count to sh_info field.
4766 (Output_file_header::do_sized_write): For large segment count,
4767 write PN_XNUM to e_phnum field.
4769 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4771 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4772 (Arm_relocate_functions::thm_jump8): New function.
4773 (Arm_relocate_functions::thm_jump11): New function.
4774 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4776 (Target_arm::Scan::global): Likewise.
4777 (Target_arm::Relocate::relocate): Likewise.
4778 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4781 2010-01-14 Doug Kwan <dougkwan@google.com>
4783 * arm.cc (map, utility): Include headers.
4784 (Target_arm::apply_cortex_a8_workaround): New method.
4785 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4786 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4787 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4788 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4789 the --[no-]fix-cortex-a8 command line options.
4790 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4791 (Target_arm::relocate_stub): Use addend in instruction template.
4792 * options.h (DEFINE_bool): Set the user-set flag.
4793 (General_options): Add --[no-]-fix-cortex options.
4794 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4795 : Update fast look-up map after conversion.
4797 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4799 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4800 in the first pass of do_layout.
4802 2010-01-13 Doug Kwan <dougkwan@google.com>
4804 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4805 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4806 apparent compiler problem of not folding static constant integral
4807 data members of elfcpp::Elf_sizes<32>.
4809 2010-01-13 Doug Kwan <dougkwan@google.com>
4811 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4812 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4813 Arm_relobj::scan_section_for_cortex_a8_erratum,
4814 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4815 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4816 sections to scan for relocation stubs into a new method
4817 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4818 relocation and Cortex-A8 stub scanning.
4819 (Target_arm::do_relax): Force stubs to be after stubbed sections
4820 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4821 the beginning of a new relaxation pass. Update a comment.
4822 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4824 2010-01-12 Ian Lance Taylor <iant@google.com>
4826 * target-reloc.h (visibility_error): New inline function.
4827 (relocate_section): Call visibility_error.
4828 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4829 (MOSTLYCLEANFILES): Likewise.
4830 (protected_4_pic.o, protected_3.err): New targets.
4831 * testsuite/protected_4.cc: New file.
4833 2010-01-12 Doug Kwan <dougkwan@google.com>
4835 * arm.cc (Cortex_a8_reloc): New class.
4836 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4837 and cortex_a8_relocs_info_.
4838 (Target_arm::fix_cortex_a8): New method definition.
4839 (Target_arm::Cortex_a8_relocs_info): New type.
4840 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4841 New data member declarations.
4842 (Target_arm::scan_reloc_for_stub): Record information about
4843 relocations for THUMB branches that might be exempted from the
4844 Cortex-A8 workaround.
4845 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4846 at the beginning of a relaxation pass.
4848 2010-01-12 Doug Kwan <dougkwan@google.com>
4850 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4851 (Arm_relobj::Mapping_symbol_position,
4852 Arm_reloj::Mapping_symbol_position_less,
4853 Arm_relobj::Mapping_symbols_info): New types.
4854 (Target_arm::is_mapping_symbol_name): New method definition.
4855 (Arm_relobj::do_count_local_symbols): Save information about mapping
4858 2010-01-11 Doug Kwan <dougkwan@google.com>
4860 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4861 Arm_relocate_functions::thumb32_branch_upper,
4862 Arm_relocate_functions::thumb32_branch_lower,
4863 Arm_relocate_functions::thumb32_cond_branch_offset,
4864 Arm_relocate_functions::thumb32_cond_branch_upper,
4865 Arm_relocate_functions::thumb32_cond_branch_lower,
4866 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4867 branch offset encoding.
4868 (Arm_relocate_functions::thumb_branch_common): Use new branch
4869 offset encoding methods to avoid code duplication.
4870 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4871 (Stub_addend_reader::operator()): Use new branch encoding method
4872 to avoid code duplication.
4874 2010-01-11 Doug Kwan <dougkwan@google.com>
4876 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4877 (Target_arm::do_finalize_sections): Define special EXIDX section
4878 symbols only if referenced.
4879 * gc.h (Garbage_collection::add_reference): New method.
4880 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4883 2010-01-11 Ian Lance Taylor <iant@google.com>
4885 * script.cc (Version_script_info::build_expression_list_lookup):
4886 Change complaing about duplicate wildcard match from error to
4889 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4891 (Version_script_info::Version_script_info): Initialize globs_,
4892 default_version_, default_is_global_, and exact_. Don't
4893 initialize globals_ or locals_.
4894 (Version_script_info::build_lookup_tables): Build local symbols
4896 (Version_script_info::unquote): New function.
4897 (Version_script_info::add_exact_match): New function.
4898 (Version_script_info::build_expression_list_lookup): Remove lookup
4899 parameter. Add is_global parameter. Change all callers. Handle
4900 wildcard pattern specially. Unquote pattern. Call
4902 (Version_script_info::get_name_to_match): New function.
4903 (Version_script_info::get_symbol_version): New function.
4904 (Version_script_info::get_symbol_version_helper): Remove.
4905 (Version_script_info::check_unmatched_names): Call unquote.
4906 * script.h (class Version_script_info): Change get_symbol_version
4907 to be non-inline and add is_global parameter; change all callers.
4908 Rewrite symbol_is_local. Update declarations. Define struct
4909 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4910 Remove globals_ and locals_ members. Add exact_, globs_,
4911 default_version_, is_global_.
4912 (Version_script_info::Glob): Remove pattern, add expression and
4913 is_global. Update constructor. Change all callers.
4914 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4916 (Versions::symbol_section_contents): If a symbol is undefined, or
4917 defined in a dynamic object, set the version index to
4919 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4921 (Symbol_table::add_from_pluginobj): Likewise.
4922 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4924 2010-01-11 Doug Kwan <dougkwan@google.com>
4926 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4927 (incremental_dump_LDADD): Add linking option for libintl.
4928 * Makefile.in: Regenerate.
4930 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4933 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4935 * testsuite/Makefile.in: Regenerated.
4937 2010-01-10 Doug Kwan <dougkwan@google.com>
4939 * options.h (DEFINE_var): Use parentheses around argument varname__
4940 in macro body to avoid any unintended subsequent substitutions.
4942 2010-01-10 Ian Lance Taylor <iant@google.com>
4944 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4945 candidates before doing symbol resolution.
4947 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4948 ODR candidates if only one is weak.
4950 2010-01-08 Ian Lance Taylor <iant@google.com>
4952 * script.cc (Version_script_info::build_expression_list_lookup):
4953 Don't warn about ambiguous version, just record the ambiguity.
4954 (Version_script_info::get_symbol_version_helper): Give error if
4955 version is ambiguous.
4957 2010-01-08 Doug Kwan <dougkwan@google.com>
4959 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4960 prev_data_size_ and prev_addralign_. Remove initializer for
4961 deleted data member has_been_changed_.
4962 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4963 to determine if the table is empty.
4964 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4966 (Stub_table::add_reloc_stub): Define method in class definition
4967 instead of just declaring it there.
4968 (Stub_table::add_cortex_a8_stub): New method definition.
4969 (Stub_table::update_data_size_and_addralign): Ditto.
4970 (Stub_table::finalize_stubs): Ditto.
4971 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4972 (Stub_table::do_addralign_): Return address alignment in the
4973 (Stub_table::do_reset_address_and_file_offset): Define method in
4974 class definition instead of declaring it there. Set current data
4975 size to be the data size of the previous pass.
4976 (Stub_table::set_final_data_size): Use current data size as the
4978 (Stub_table::relocate_stub): Change parameter type of stub from
4979 Reloc_stub pointer to Stub pointer.
4980 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4981 (Stub_table::Cortex_a8_stub_list): New typedef.
4982 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4983 Stub_table::prev_addralign_): New data member.
4984 (Arm_relobj::Arm_relobj): Initialize data member
4985 section_has_cortex_a8_workaround_.
4986 (Arm_relobj::section_has_cortex_a8_workaround,
4987 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4989 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4991 (Target_arm::relocate_stub): Change parameter type of stub from
4992 Reloc_stub pointer to Stub pointer.
4993 (Insn_template::size, Insn_template::alignment): Handle
4994 THUMB16_SPECIAL_TYPE.
4995 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4996 Stub_table::update_data_size_and_addralign,
4997 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4999 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5000 (Stub_table::do_write): Ditto.
5001 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5003 2010-01-08 Ian Lance Taylor <iant@google.com>
5006 * symtab.h (class Symbol): Remove fields is_target_special_ and
5007 has_plt_offset_. Add field is_defined_in_discarded_section_.
5008 (Symbol::is_defined_in_discarded_section): New function.
5009 (Symbol::set_is_defined_in_discarded_section): New function.
5010 (Symbol::has_plt_offset): Rewrite.
5011 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5012 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5013 Don't initialize is_target_special_ or has_plt_offset_.
5014 Initialize is_defined_in_discarded_section_.
5015 (Symbol_table::add_from_relobj): If appropriate, set
5016 is_defined_in_discarded_section.
5017 * resolve.cc (Symbol::override_base_with_special): Don't test
5018 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5019 * target-reloc.h (relocate_section): Do special handling for
5020 symbols defined in discarded sections for global symbols as well
5023 2010-01-08 Ian Lance Taylor <iant@google.com>
5025 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5026 the SHT_SYMTAB case.
5028 2010-01-08 Ian Lance Taylor <iant@google.com>
5030 * object.cc (Sized_relobj::do_layout): Don't get confused if
5031 layout_eh_frame returns NULL.
5033 2010-01-08 Ian Lance Taylor <iant@google.com>
5036 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5037 dynamic symbol table, use the normal symbol table.
5038 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5041 2010-01-08 Ian Lance Taylor <iant@google.com>
5044 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5047 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5049 * version.cc (print_version): Change to "Copyright 2010".
5051 2010-01-08 Ian Lance Taylor <iant@google.com>
5055 * i386.cc (class Target_i386): Change return type of plt_section
5057 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5058 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5059 tls_desc_rel_ field.
5060 (Output_data_plt_i386::rel_tls_desc): New function.
5061 (Target_i386::rel_tls_desc_section): New function.
5062 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5063 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5064 R_386_TLS_DESC reloc in rel_tls_desc_section.
5065 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5066 Define struct Tlsdesc_info.
5067 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5068 (Target_x86_64::do_reloc_symbol_index): New function.
5069 (Target_x86_64::add_tlsdesc_info): New function.
5070 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5071 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5073 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5075 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5076 (Target_x86_64::rela_tlsdesc_section): New function.
5077 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5079 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5080 (Target_x86_64::do_reloc_addend): New function.
5081 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5082 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5083 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5084 (Output_reloc::type): New function.
5085 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5086 (Output_reloc::is_target_specific): New function.
5087 (Output_reloc::target_arg): New function.
5088 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5089 absolute relocs and target specific relocs.
5090 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5091 add_target_specific.
5092 (class Output_data_reloc) [SHT_RELA]: Likewise.
5093 * output.cc (Output_reloc::Output_reloc): Add four new versions
5094 for absolute relocs and target specific relocs.
5095 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5096 (Output_reloc::get_symbol_index): Likewise.
5097 (Output_reloc::local_section_offset): Check that local_sym_index_
5098 is not TARGET_CODE or 0.
5099 (Output_reloc::symbol_value): Likewise.
5100 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5102 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5103 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5105 * layout.cc (add_target_dynamic_tags): Use output section for
5106 DT_PLTRELSZ and DT_JMPREL.
5108 2010-01-07 Ian Lance Taylor <iant@google.com>
5111 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5113 (class Output_data_reloc_generic): Define.
5114 (class Output_data_reloc_base): Change base class to
5115 Output_data_reloc_generic. Change add() method to call
5116 bump_relative_reloc_count for a relative reloc. Remove
5118 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5120 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5121 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5123 * layout.h (class Layout): Update declaration.
5125 2010-01-07 Ian Lance Taylor <iant@google.com>
5127 * output.h (class Output_data): Add const version of
5128 output_section and do_output_section.
5129 (class Output_section_data): Add const version of
5131 (class Output_section): Likewise.
5132 * layout.cc (Layout::add_target_dynamic_tags): New function.
5133 * layout.h (class Layout): Update declarations.
5134 * arm.cc (Target_arm::do_finalize_sections): Use
5135 add_target_dynamic_tags.
5136 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5137 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5138 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5139 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5141 2010-01-07 Ian Lance Taylor <iant@google.com>
5144 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5147 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5148 Ian Lance Taylor <iant@google.com>
5151 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5152 Xindex::read_symtab_xindex.
5154 2010-01-07 Doug Kwan <dougkwan@google.com>
5156 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5157 (Insn_template::thumb16_bcond_insn): New method declaration.
5158 (Insn_template): Fix spelling.
5159 (Stub::thumb16_special): New method declaration.
5160 (Stub::do_write): Define virtual method which was previously pure
5162 (Stub::do_thumb16_special): New method declaration.
5163 (Stub::do_fixed_endian_write): New template member.
5164 (Reloc_stub::do_write): Remove.
5165 (Reloc_stub::do_fixed_endian_write): Remove.
5166 (Cortex_a8_stub): New class definition.
5167 (Stub_factory::make_cortex_a8_stub): New method definition.
5168 (Stub_factory::Stub_factory): Add missing static storage class
5169 qualifier for elf32_arm_stub_a8_veneer_blx.
5171 2010-01-07 Ian Lance Taylor <iant@google.com>
5174 * options.h (class General_options): Add --warn-unresolved-symbols
5175 and --error-unresolved-symbols.
5176 * errors.cc (Errors::undefined_symbol): Implement
5177 --warn-unresolved-symbols.
5179 * options.h (class General_options): Add -z text and -z textoff.
5180 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5182 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5184 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5185 (Garbage_collection::cident_sections): New function.
5186 (Garbage_collection::add_cident_section): New function.
5187 (Garbage_collection::cident_sections_): New member.
5188 (gc_process_relocs): Add references to sections whose names are C
5190 * gold.h (cident_section_start_prefix): New constant.
5191 (cident_section_stop_prefix): New constant.
5192 (is_cident): New function.
5193 * layout.cc (Layout::define_section_symbols): Replace string constants
5194 with the newly defined constants.
5195 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5197 * testsuite/Makefile.am: Add gc_orphan_section_test.
5198 * testsuite/Makefile.in: Regenerate.
5199 * testsuite/gc_orphan_section_test.cc: New file.
5200 * testsuite/gc_orphan_section_test.sh: New file.
5202 2010-01-06 Ian Lance Taylor <iant@google.com>
5205 * options.h (class General_options): Add --warn-shared-textrel.
5206 * layout.cc (Layout::finish_dynamic_section): Implement
5207 --warn-shared-textrel.
5210 * options.h (class General_options): Add --warn-multiple-gp.
5212 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5214 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5215 $(THREADSLIB) and $(LIBDL).
5216 * Makefile.in: Rebuild.
5218 2010-01-06 Ian Lance Taylor <iant@google.com>
5221 * options.cc (General_options::parse_section_start): New function.
5222 (General_options::section_start): New function.
5223 (General_options::General_options): Initialize all members.
5224 * options.h: Include <map>
5225 (class General_options): Add --section-start. Add section_starts_
5227 * layout.cc (Layout::attach_allocated_section_to_segment): If
5228 --section-start was used, set the address of the segment. Remove
5229 local sort_sections.
5230 (Layout::relaxation_loop_body): If the address of the load segment
5231 has been set by --section-start, don't use it.
5232 * output.h (Output_segment::update_flags_for_output_section): New
5234 * output.cc (Output_segment::add_output_section): Call
5235 update_flags_for_output_section.
5237 2010-01-05 Ian Lance Taylor <iant@google.com>
5240 * options.h (class General_options): Add --undefined-version.
5241 * script.cc (struct Version_expression): Add was_matched_by_symbol
5243 (Version_script_info::matched_symbol): New function.
5244 (Version_script_info::get_symbol_version_helper): Call
5246 (Version_script_info::check_unmatched_names): New function.
5247 * script.h (class Version_script_info): Update declarations.
5248 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5250 * options.h (class General_options): Use DEFINE_bool_alias for
5251 allow_multiple_definition.
5252 * resolve.cc (Symbol_table::should_override): Don't test
5253 allow_multiple_definition.
5256 * options.h (class General_options): Add --cref.
5257 * main.cc (main): Print cref table if --cref. Don't close mapfile
5258 until after printing cref table.
5259 * cref.cc: Include "symtab.h".
5260 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5261 (Cref_table_compare::operator()): New function.
5262 (Cref_inputs::gather_cref): New function.
5263 (filecol): New static const.
5264 (Cref_inputs::print_cref): New function.
5265 (Cref::print_cref): New function.
5266 * cref.h: Include <cstdio>.
5267 (class Cref): Update declarations.
5268 * mapfile.h (Mapfile::file): New function.
5269 * object.h (class Object): Define Symbols. Declare virtual
5270 do_get_global_symbols.
5271 (Object::get_global_symbols): New function.
5272 * object.cc (Input_objects::add_object): Pass object to cref_ if
5274 (Input_objects::archive_start): Likewise.
5275 (Input_objects::archive_stop): Likewise.
5276 (Input_objects::print_cref): New function.
5277 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5278 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5280 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5282 * plugin.h (class Sized_pluginobj): Update declarations.
5284 2010-01-05 Ian Lance Taylor <iant@google.com>
5286 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5287 to is_default_version. Rename insdef to insdefault.
5288 (Symbol_table::add_from_relobj): Rename def to is_default_version
5289 and local to is_forced_local.
5290 (Symbol_table::add_from_pluginobj): Likewise.
5291 (Symbol_table::add_from_dynobj): Likewise.
5292 (Symbol_table::define_special_symbol): Rename insdef to
5295 2010-01-04 Ian Lance Taylor <iant@google.com>
5298 * options.h (class General_options): Add
5299 --allow-multiple-definition and -z muldefs.
5300 * resolve.cc (Symbol_table::should_override): Don't warn about a
5301 multiple symbol definition if --allow-multiple-definition or -z
5305 * options.h (class General_options): Add --add-needed and
5306 --copy-dt-needed-entries. Tweak --as-needed help entry.
5307 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5308 error if --copy-dt-needed-entries aka --add-needed is used and
5309 would cause a change in behaviour.
5312 * options.h (class General_options): Add -G as a short version of
5313 --shared. Add no-op options -assert, -g, and -i.
5315 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5317 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5318 check for .text or .gnu.linkonce.t sections.
5319 * icf.cc (Icf::find_identical_sections): Ditto.
5320 Change the detection for mangled function name within the section
5322 * icf.h (is_section_foldable_candidate): New function.
5324 2009-12-30 Ian Lance Taylor <iant@google.com>
5327 * options.h (class General_options): Permit two dashes with
5328 --retain-symbols-file.
5330 2009-12-30 Ian Lance Taylor <iant@google.com>
5333 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5334 don't put the file header and segment headers in the text
5338 * common.cc (Sort_commons::operator()): Stabilize sort when both
5340 (Symbol_table::do_allocate_commons_list): When allocating common
5341 symbols, skip a symbol which is no longer common.
5342 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5343 an object before checking its type.
5344 * testsuite/common_test_2.c: New file.
5345 * testsuite/common_test_3.c: New file.
5346 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5347 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5348 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5349 (common_test_2_pic.o, common_test_2.so): New targets.
5350 (common_test_3_pic.o, common_test_3.so): New targets.
5351 * testsuite/Makefile.in: Rebuild.
5354 * script.cc (read_input_script): If we see a new SECTIONS clause,
5355 and we have added an input section, give an error.
5356 * layout.h (class Layout): Add have_added_input_section function.
5357 Add have_added_input_section_ field.
5358 * layout.cc (Layout::Layout): Initialize
5359 have_added_input_section_.
5360 (Layout::layout): Set have_added_input_section_.
5361 (Layout::layout_eh_frame): Likewise.
5363 2009-12-30 Ian Lance Taylor <iant@google.com>
5366 * options.h (class General_options): Add --sort-common option.
5367 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5368 * common.cc (Sort_common): Add sort_order parameter to
5369 constructor. Add sort_order_ field.
5370 (Sort_commons::operator): Check sort_order_.
5371 (Symbol_table::allocate_commons): Determine the sort order.
5372 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5374 (Symbol_table::do_allocate_commons_list): Likewise.
5376 2009-12-30 Ian Lance Taylor <iant@google.com>
5379 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5380 symbols from this object, don't change the visibility of an
5382 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5384 2009-12-30 Ian Lance Taylor <iant@google.com>
5387 * script.h (class Version_script_info): Define Language enum.
5388 Update declarations. Define Glob, Exact, and Lookup types. Add
5389 new fields globals_, locals_, and is_finalized_.
5390 * script.cc: Various formatting fixes.
5391 (class Parser_closure): Change language_stack_ from a vector of
5392 std::string to one of Version_script_info::Language. Adjust all
5394 (class Lazy_demangler): Remove.
5395 (struct Version_expression): Change language from std::string to
5396 Version_script_info::Language.
5397 (Version_script_info::Version_script_info): New function.
5398 (Version_script_info::~Version_script_info): Don't call clear.
5399 (Version_script_info::finalize): New function.
5400 (Version_script_info::build_lookup_tables): New function.
5401 (Version_script_info::build_expression_list_lookup): New
5403 (Version_script_info::get_symbol_version_helper): Rewrite to use
5405 (Version_script_info::print_expression_list): Adjust to use
5406 Version_script_info::Language.
5407 (script_push_lex_into_version_mode): Check that the version script
5408 has not been finalized.
5409 (version_script_push_lang): Change language string to
5410 Version_script_info::Language.
5411 * options.cc (Command_line::version_script): New function.
5412 * options.h (class General_options): Add finalize_dynamic_list
5413 function. Change version_script from declaration to definition.
5414 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5415 * testsuite/version_script.map: Remove duplicate def of foo.
5416 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5418 * testsuite/Makefile.in: Rebuild.
5420 2009-12-30 Ian Lance Taylor <iant@google.com>
5423 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5424 if the input symbol index is 0, make the output symbol index 0.
5426 2009-12-30 Ian Lance Taylor <iant@google.com>
5429 * options.h (class General_options): Add -x/--discard-all.
5430 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5431 --discard-all. If the local symbol needs a dynamic entry, check
5432 that before handling --discard-locals.
5434 2009-12-30 Ian Lance Taylor <iant@google.com>
5437 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5439 (Output_segment::add_output_section): Don't change the flags if
5443 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5444 GNU hash table if they need a dynamic value. Otherwise, don't add
5445 them if they are defined in a dynamic object or are forced local.
5447 2009-12-29 Ian Lance Taylor <iant@google.com>
5450 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5451 .gnu.hash table for a 32-bit target.
5454 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5455 regular and a dynamic object only needs a dynamic symbol table
5456 entry if it is externally visible.
5459 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5460 constructor. Add global_offset_table_ field.
5461 (Target_i386::got_section): Set global_offset_table_.
5462 (Target_i386::do_finalize_sections): Set global_offset_table_
5464 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5465 in constructor. Add global_offset_table_ field.
5466 (Target_x86_64::got_section): Set global_offset_table_.
5467 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5470 * layout.cc (Layout::Layout): Initialize increase_relro_.
5471 (Layout::get_output_section): Add is_relro, is_last_relro, and
5472 is_first_non_relro parameters. Change all callers.
5473 (Layout::choose_output_section): Likewise.
5474 (Layout::add_output_section_data): Likewise.
5475 (Layout::make_output_section): Likewise.
5476 (Layout::set_segment_offsets): Clear increase_relro when using a
5478 * layout.h (class Layout): Add increase_relro method. Add
5479 increase_relro_ field. Update declarations.
5480 * output.cc (Output_section::Output_section): Initialize
5481 is_last_relro_ and is_first_non_relro_.
5482 (Output_segment::add_output_section): Group relro sections is
5483 do_sort is true. Handle is_last_relro and is_first_non_relro.
5484 (Output_segment::maximum_alignment): Remove relro handling.
5485 (Output_segment::set_section_addresses): Add increase_relro
5486 parameter. Change all callers. Add initial alignment to align
5487 relro sections on separate page. Remove old relro handling.
5488 (Output_segment::set_section_list_addresses): Remove in_relro
5489 parameter. Change all callers.
5490 (Output_segment::set_offset): Add increase parameter. Change all
5491 callers. Remove old relro handling.
5492 * output.h (class Output_section): Add new methods: is_last_relro,
5493 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5494 Add is_last_relro_ and is_first_non_relro_ fields.
5495 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5496 Create separate .got.plt section. Call increase_relro.
5497 * x86_64.cc (Target_x86_64::got_section): Likewise.
5498 * testsuite/relro_script_test.t: Add .got.plt.
5501 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5502 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5503 (Layout::finalize): Call set_dynamic_symbol_size.
5504 (Layout::set_dynamic_symbol_size): New function.
5505 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5506 set_dynamic_symbol_size.
5509 * output.h (class Output_section): Add is_entsize_zero_ field.
5510 * output.cc (Output_section::Output_section): Initialize
5512 (Output_section::set_entsize): If two different entsizes are
5513 requested, force it to zero.
5514 (Output_section::add_input_section): Set flags for .debug_str
5515 before updating section flags. Set entsize.
5516 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5517 and SHF_STRING if all input sections have those flags.
5519 2009-12-29 Rafael Espindola <espindola@google.com>
5521 * main.cc (main): Fix the sys time reporting.
5522 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5525 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5527 * options.cc (General_options::parse_version): Allow -v to exit
5528 without an error if there is nothing to link.
5530 2009-12-29 Ian Lance Taylor <iant@google.com>
5532 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5533 using a version of gcc before 4.1.
5534 * configure: Rebuild.
5536 2009-12-28 Chris Demetriou <cgd@google.com>
5538 * attributes.cc (Output_attributes_section_data::do_write): Use
5539 std::vector::front rather than std::vector::data.
5541 2009-12-28 Ian Lance Taylor <iant@google.com>
5543 * symtab.h (class Symbol_table): Add enum Defined.
5544 * resolve.cc (Symbol_table::should_override): Add defined
5545 parameter. Change all callers. Test whether object is NULL
5546 before calling a method on it.
5547 (Symbol_table::report_resolve_problem): Add defined parameter.
5549 (Symbol_table::should_override_with_special): Likewise.
5550 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5551 parameter. Change all callers.
5552 (Symbol_table::do_define_in_output_data): Likewise.
5553 (Symbol_table::define_in_output_segment): Likewise.
5554 (Symbol_table::do_define_in_output_segment): Likewise.
5555 (Symbol_table::define_as_constant): Likewise.
5556 (Symbol_table::do_define_as_constant): Likewise.
5557 * script.h (class Symbol_assignment): Add is_defsym parameter to
5558 constructor; change all callers.
5559 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5560 parameter. Change all callers. Add is_defsym_ field.
5561 (class Parser_closure): Add parsing_defsym parameter to
5562 constructor; change all callers. Add parsing_defsym accessor
5563 function. Add parsing_defsym_ field.
5565 2009-12-28 Ian Lance Taylor <iant@google.com>
5567 * gold.cc (queue_middle_tasks): Fix formatting.
5568 * object.cc (Relobj::is_section_name_included): Likewise.
5570 2009-12-23 Ian Lance Taylor <iant@google.com>
5572 * i386.cc (Target_i386::do_calls_non_split): Recognize
5573 -fsplit-stack prologue for a function with a static chain.
5574 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5575 -fsplit-stack prologue when using %r11.
5577 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5579 * options.cc (General_options::parse_version): Make -v continue and do
5580 the link like GNU ld does.
5582 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5584 * Makefile.am (CCFILES): Add timer.cc.
5585 (HFILES): Add timer.h.
5586 * configure.ac: Check for sysconf and times.
5587 * main.cc: include timer.h.
5588 (main): Use Timer instead of get_run_time.
5591 * workqueue.cc: include timer.h.
5592 (Workqueue::find_and_run_task):
5593 Report user, sys and wall time.
5594 * Makefile.in: Regenerate.
5595 * config.in: Regenerate.
5596 * configure: Regenerate.
5598 2009-12-16 Doug Kwan <dougkwan@google.com>
5600 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5602 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5603 relaxed input sections.
5604 * output.cc (Output_section::find_relaxed_input_section): Change
5605 return type to Output_relaxed_input_section pointer. Adjust code
5606 for new type of relaxed_input_section_map_.
5607 * output.h (Output_section::find_relaxed_input_section): Change
5608 return type to Output_relaxed_input_section pointer.
5609 (Output_section::Output_relaxed_input_section_by_input_section_map):
5611 (Output_section::relaxed_input_section_map_): Change type to
5612 Output_section::Output_relaxed_input_section_by_input_section_map.
5613 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5616 2009-12-15 Ian Lance Taylor <iant@google.com>
5618 * layout.cc (Layout::create_shstrtab): Only write out after input
5619 sections if we are compressing debug sections.
5621 2009-12-15 Ian Lance Taylor <iant@google.com>
5623 * archive.cc (Archive::add_symbols): Only look up a symbol without
5624 a version if there is, in fact, a version.
5626 2009-12-14 Ian Lance Taylor <iant@google.com>
5628 Revert -Wshadow changes, all changes from:
5629 2009-12-11 Doug Kwan <dougkwan@google.com>
5630 2009-12-11 Nick Clifton <nickc@redhat.com>
5631 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5633 2009-12-11 Doug Kwan <dougkwan@google.com>
5635 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5637 * attributes.cc (Object_attribute::size): Ditto.
5638 (Attributes_section_data::size): Ditto.
5639 (Attributes_section_data::Attributes_section_data): Ditto.
5640 (Output_attributes_section_data::do_write): Ditto.
5641 * attributes.h (Object_attribute::set_type): Ditto.
5642 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5644 2009-12-11 Nick Clifton <nickc@redhat.com>
5646 * archive.cc: Fix shadowed variable warnings.
5648 * compressed_output.cc: Likewise.
5649 * compressed_output.h: Likewise.
5650 * configure: Likewise.
5651 * dwarf_reader.cc: Likewise.
5652 * dynobj.cc: Likewise.
5653 * dynobj.h: Likewise.
5654 * ehframe.cc: Likewise.
5655 * ehframe.h: Likewise.
5656 * errors.cc: Likewise.
5657 * expression.cc: Likewise.
5658 * fileread.cc: Likewise.
5659 * fileread.h: Likewise.
5660 * freebsd.h: Likewise.
5661 * i386.cc: Likewise.
5663 * incremental.h: Likewise.
5664 * layout.cc: Likewise.
5665 * layout.h: Likewise.
5666 * mapfile.cc: Likewise.
5667 * merge.cc: Likewise.
5668 * merge.h: Likewise.
5669 * object.cc: Likewise.
5670 * object.h: Likewise.
5671 * options.h: Likewise.
5672 * output.cc: Likewise.
5673 * output.h: Likewise.
5674 * parameters.cc: Likewise.
5675 * plugin.cc: Likewise.
5676 * powerpc.cc: Likewise.
5677 * reduced_debug_output.cc: Likewise.
5678 * reduced_debug_output.h: Likewise.
5679 * reloc.cc: Likewise.
5680 * reloc.h: Likewise.
5681 * resolve.cc: Likewise.
5682 * script-sections.cc: Likewise.
5683 * script.cc: Likewise.
5684 * script.h: Likewise.
5685 * sparc.cc: Likewise.
5686 * symtab.cc: Likewise.
5687 * symtab.h: Likewise.
5688 * target-select.cc: Likewise.
5689 * target-select.h: Likewise.
5690 * token.h: Likewise.
5691 * workqueue.cc: Likewise.
5692 * workqueue.h: Likewise.
5693 * x86_64.cc: Likewise.
5695 2009-12-10 Doug Kwan <dougkwan@google.com>
5697 * arm.cc (attributes.h): New include.
5698 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5699 (Arm_relobj::~Arm_relobj): Delete object pointed by
5700 attributes_section_data_.
5701 (Arm_relobj::attributes_section_data): New method definition.
5702 (Arm_relobj::attributes_section_data_): New data member declaration.
5703 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5704 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5705 attributes_section_data_.
5706 (Arm_dynobj::attributes_section_data): New method definition.
5707 (Arm_dynobj::attributes_section_data_): New data member declaration.
5708 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5709 initialization value of may_use_blx_ to false.
5710 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5711 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5712 object attributes to compute results instead of hard-coding.
5713 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5714 Target_arm::get_secondary_compatible_arch,
5715 Target_arm::set_secondary_compatible_arch
5716 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5717 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5718 New method declarations.
5719 (Target_arm::get_aeabi_object_attribute): New method definition.
5720 (Target_arm::attributes_section_data_): New data member declaration.
5721 (read_arm_attributes_section): New template definition.
5722 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5723 (Arm_dynobj::do_read_symbols): Ditto.
5724 (Target_arm::do_finalize_sections): Merge attributes sections from
5725 input. Check for BLX use after attributes section merging.
5726 Fix __exidx_start and __exidx_end visibility. Create an
5727 .ARM.attributes section if necessary.
5728 (Target_arm::get_secondary_compatible_arch,
5729 Target_arm::set_secondary_compatible_arch,
5730 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5731 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5732 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5733 New method definitions.
5735 2009-12-09 Ian Lance Taylor <iant@google.com>
5737 * plugin.cc (Plugin::load): Don't cast from void* to a function
5740 2009-12-09 Ian Lance Taylor <iant@google.com>
5742 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5745 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5747 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5748 Replace two_file_shared_1.so with two_file_shared_2.so.
5749 * testsuite/Makefile.in: Regenerated.
5751 2009-12-08 Doug Kwan <dougkwan@google.com>
5753 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5754 (HFILES): Add attributes.h and int_encoding.h.
5755 * Makefile.in: Regenerate.
5756 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5757 function definitions to int_encoding.cc
5758 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5759 prototypes to int_encoding.h
5760 * reduced_debug_output.cc (int_encoding.h): New include.
5761 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5762 function definitions to int_encoding.cc
5763 (insert_into_vector, read_from_pointer): Move template definitions to
5765 * attributes.cc: New file.
5766 * attributes.h: New file.
5767 * int_encoding.cc: New file.
5768 * int_encoding.h: New file.
5770 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5773 * incremental-dump.cc (dump_incremental_inputs): New.
5774 (main): Use dump_incremental_inputs.
5776 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5779 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5780 checking elfcpp::STT_FUNC.
5781 (Target_i386::Relocate::relocate): Likewise.
5782 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5784 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5785 symbols from shared libraries into normal FUNC symbols.
5787 * symtab.h (Symbol): Add is_func and use it.
5789 2009-12-05 Doug Kwan <dougkwan@google.com>
5791 * arm.cc (Target_arm::arm_info): Initialize new fields
5792 attributes_section and attributes_vendor.
5793 * i386.cc (Target_i386::i386_info): Same.
5794 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5795 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5796 fields attributes_section and attributes_vendor.
5797 * sparc.cc (Target_sparc::sparc_info): Same.
5798 * target.h (Target::attributes_section, Target::attributes_vendor,
5799 Target::is_attributes_section, Target::attribute_arg_type,
5800 Target::attributes_order): New method definitions.
5801 (Target::Target_info::attributes_section,
5802 Target::Target_info::attributes_vendor): New fields.
5803 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5804 virtual method definitions.
5805 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5806 attributes_section and attributes_vendor.
5807 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5809 2009-12-05 Doug Kwan <dougkwan@google.com>
5811 * arm.cc: Update comments about interworking and stub generation.
5812 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5813 considered as non-PIC.
5814 (Arm_relocate_functions::base_abs): Fix formatting.
5815 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5816 of function to use GOT entry address instead of offset.
5817 (Target_arm::Scan::global): Issue an error if a symbol would need a
5818 PLT does not get one because it is untyped. Remove code to create
5819 dynamic symbols for relative branches.
5820 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5821 takes unsigned integer instead of boolean.
5823 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5825 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5826 (two_file_test_LDADD): Likewise.
5827 (common_test_1_LDADD): Likewise.
5828 (exception_test_LDADD) Likewise.
5829 (weak_test_LDADD): Likewise.
5830 (many_sections_test_LDADD): Likewise.
5831 (initpri1_LDADD): Likewise.
5832 (script_test_1_LDADD): Likewise.
5833 (script_test_2_LDADD): Likewise.
5834 (justsyms_LDADD): Likewise.
5835 (binary_test_LDADD): Likewise.
5836 (large_LDADD): Likewise.
5837 * testsuite/Makefile.in: Regenerated.
5839 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5841 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5842 (Symbol_table::override_with_special): Likewise.
5843 (Symbol_table::add_from_object): Likewise.
5845 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5847 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5848 Don't set the data_offset twice.
5850 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5852 * testsuite/Makefile.in: Regenerate.
5854 2009-12-03 Doug Kwan <dougkwan@google.com>
5856 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5857 (Target_arm::do_finalize_sections): Add parameter for symbol table
5858 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5859 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5860 parameter for symbol table pointer.
5861 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5862 an additional parameter for a pointer to symbol table.
5863 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5864 parameter for a symbol table pointer.
5865 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5866 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5868 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5869 parameter for a symbol table pointer.
5871 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5873 * incremental.cc (Incremental_inputs_header)
5874 (Incremental_inputs_header_write, Incremental_inputs_entry)
5875 (Incremental_inputs_entry_write): Move ...
5876 * incremental.h (Incremental_inputs_header)
5877 (Incremental_inputs_header_write, Incremental_inputs_entry)
5878 (Incremental_inputs_entry_write): here.
5880 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5882 * incremental.cc (make_sized_incremental_binary): Set the target.
5883 Error if it is incompatible.
5884 * output.h (Output_file): Add filename method.
5886 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5888 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5889 from the get_* methods.
5891 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5893 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5894 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5895 Write 0 for the data_offset of scripts.
5897 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5899 * testsuite/Makefile.am: Add the incremental_test.sh test.
5900 * testsuite/incremental_test.sh: New.
5901 * testsuite/incremental_test_1.c: New.
5902 * testsuite/incremental_test_2.c: New.
5904 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5906 * incremental-dump.cc (main): Fix typos.
5908 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5911 * incremental-dump.cc (main): Use llu to print 64 bit values.
5913 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5914 H.J. Lu <hongjiu.lu@intel.com>
5916 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5918 (incremental_dump_LDADD): Likewise.
5919 * Makefile.in: Regenerated.
5921 2009-11-25 Doug Kwan <dougkwan@google.com>
5925 2009-11-25 Doug Kwan <dougkwan@google.com>
5927 * arm.cc (Target_arm::Target_arm): Move method definition
5928 outside of class definition. Add code to handle
5929 --target1-rel, --target1-abs and --target2= options.
5930 (Target_arm::get_reloc_reloc_type): Change method to be
5931 non-static and const.
5932 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5933 New data member declaration.
5934 (Target_arm::Scan::local, Target_arm::Scan::global,
5935 Target_arm::Relocate::relocate,
5936 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5937 Adjust call to Target_arm::get_real_reloc_type.
5938 (Target_arm::get_real_reloc_type): Use command line options
5939 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5940 * options.h (--target1-rel, --target1-abs, --target2): New
5943 2009-11-25 Doug Kwan <dougkwan@google.com>
5945 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5946 class definition. Add code to handle --target1-rel, --target1-abs
5947 and --target2= options.
5948 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5950 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5952 (Target_arm::Scan::local, Target_arm::Scan::global,
5953 Target_arm::Relocate::relocate,
5954 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5955 call to Target_arm::get_real_reloc_type.
5956 (Target_arm::get_real_reloc_type): Use command line options to
5957 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5958 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5961 2009-11-25 Doug Kwan <dougkwan@google.com>
5963 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5964 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5965 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5967 (Arm_relocate_functions::thm_call): Replace body with a call to
5968 Arm_relocate_functions::thumb_branch_common.
5969 (Arm_relocate_functions::thm_jump24,
5970 Arm_relocate_functions::thm_xpc22): New method definitions.
5971 (Arm_relocate_functions::thumb_branch_common): New method definition.
5972 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5974 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5975 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5977 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5979 * Makefile.am: Build incremental-dump
5980 * Makefile.in: Regenerate.
5981 * incremental-dump.cc: New.
5982 * incremental.cc (Incremental_inputs_header_data,
5983 Incremental_inputs_entry_data): Move to incremental.h
5984 * incremental.h: (Incremental_inputs_header_data,
5985 Incremental_inputs_entry_data): Move from incremental.cc
5987 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5989 * incremental.cc (Incremental_inputs_header,
5990 Incremental_inputs_header_write, Incremental_inputs_entry,
5991 Incremental_inputs_entry_write): Add a typedef with the data type.
5993 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5995 * incremental.cc (Incremental_inputs_header,
5996 Incremental_inputs_header_write, Incremental_inputs_entry,
5997 Incremental_inputs_entry_write): Update comment about which
5998 type has the filed descriptions.
6000 2009-11-15 Doug Kwan <dougkwan@google.com>
6002 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6003 (Arm_relocate_functions::arm_branch_common): Change method defintion
6004 in class definition to a method declaration and update list of formal
6006 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6007 Arm_relocation_functions::jump24): Adjust call to
6008 Arm_relocate_functions::arm_branch_common. Update list of formal
6010 (Arm_relocate_functions::xpc25): New method definition.
6011 (Arm_relocate_functions::arm_branch_common): Move method defintion
6012 out from class definition. Use stubs for mode-switching and extending
6014 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6015 specially. Change code to enable use of stubs in ARM branches.
6017 2009-11-10 Doug Kwan <dougkwan@google.com>
6019 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6020 in method declaration.
6021 (Target_arm::relocate_stub): New method declaration.
6022 (Target_arm::default_target): Change to return a pointer instead of
6024 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6025 Target_arm::default_target.
6026 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6028 (Target_arm::relocate_section): Adjust view.
6029 (Target_arm::relocate_stub): New method definition.
6031 2009-11-10 Doug Kwan <dougkwan@google.com>
6033 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6035 * incremental.cc (open_incremental_binary): Initialized local
6036 variables to avoid warnings.
6037 * object.cc (make_elf_object): Ditto.
6038 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6041 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6044 * testsuite/plugin_test.c: Include "config.h".
6046 2009-11-09 Doug Kwan <dougkwan@google.com>
6048 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6049 (arm_symbol_value): Remove.
6050 (Arm_relocate_functions::arm_branch_common,
6051 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6052 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6053 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6054 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6055 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6056 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6057 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6058 Arm_relocate_functions::thm_mobw_abs_nc,
6059 Arm_relocate_functions::thm_mov_abs,
6060 Arm_relocate_functions::movw_prel_nc,
6061 Arm_relocate_functions::thm_movt_abs,
6062 Arm_relocate_functions::movt_prel,
6063 Arm_relocate_functions::thm_movw_prel_nc,
6064 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6065 (Target_arm::Relocate::relocate): Only decompose address into two
6066 parts if relocation type uses the thumb-bit and pass the actual
6067 bit instead of a flag indicating that the thumb-bit is used. Adjust
6068 calls to methods in Arm_relocate_functions for this change.
6070 2009-11-08 Ian Lance Taylor <iant@google.com>
6073 * reloc.cc: Instantiate
6074 Sized_relobj::initialize_input_to_output_maps and
6075 Sized_relobj:free_input_to_output_maps.
6077 2009-11-06 Ian Lance Taylor <iant@google.com>
6080 * defstd.cc (in_segment): Set only_if_ref true for "end".
6082 2009-11-06 Doug Kwan <dougkwan@google.com>
6084 * arm.cc (class Reloc_stub): Correct a comment.
6085 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6086 (Target_arm::scan_section_for_stubs): New method declaration.
6087 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6088 Change methods from private to protected.
6089 (Target_arm::do_may_relax): New method definition.
6090 (Target_arm::do_relax, Target_arm::group_sections,
6091 Target_arm::scan_reloc_for_stub,
6092 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6093 (Target_arm::arm_input_section_map_): New data member declaration.
6094 (Target_arm::scan_reloc_for_stub,
6095 Target_arm::scan_reloc_section_for_stubs,
6096 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6097 Target_arm::do_relax): New method definitions.
6099 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6101 * configure.ac: Check for (struct stat)::st_mtim
6102 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6103 * config.in: Regenerate.
6104 * configure: Regenerate.
6106 2009-11-05 Ian Lance Taylor <iant@google.com>
6109 * output.cc (Output_segment::add_output_section): Add missing
6112 2009-11-04 Ian Lance Taylor <iant@google.com>
6115 * object.h (class Object): Add is_needed and set_is_needed
6116 methods. Add is_needed_ field. Make bool fields into bitfields.
6117 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6118 defined in a dynamic object and referenced by a regular object,
6119 set is_needed for the dynamic object.
6120 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6121 if the file is marked with as_needed and it is not needed.
6123 2009-11-04 Ian Lance Taylor <iant@google.com>
6126 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6127 tags if data is discarded by linker script.
6128 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6129 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6130 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6131 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6133 2009-11-04 Ian Lance Taylor <iant@google.com>
6135 * layout.cc (Layout::get_output_section): Add is_interp and
6136 is_dynamic_linker_section parameters. Change all callers.
6137 (Layout::choose_output_section): Likewise.
6138 (Layout::make_output_section): Likewise.
6139 (Layout::add_output_section_data): Add is_dynamic_linker_section
6140 parameter. Change all callers.
6141 * layout.h (class Layout): Update declarations.
6142 * output.h (class Output_section): Add is_interp, set_is_interp,
6143 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6144 Add is_interp_, is_dynamic_linker_section_ fields. Change
6145 generate_code_fills_at_write_ to a bitfield.
6146 * output.cc (Output_section::Output_sections): Initialize new
6148 (Output_segment::add_output_section): Add do_sort parameter.
6151 2009-11-03 Ian Lance Taylor <iant@google.com>
6154 * options.h (class General_options): Add --warn-common.
6155 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6156 merging two common symbols.
6157 (Symbol_table::should_override): Handle --warn-common when merging
6158 a common symbol with a defined symbol. Use report_resolve_problem
6159 for multiple definitions.
6160 (Symbol_table::report_resolve_problem): New function.
6161 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6163 2009-11-03 Doug Kwan <dougkwan@google.com>
6165 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6167 (Target_arm::stub_factory): New method definition.
6168 (Target_arm::new_arm_input_section,
6169 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6170 Target_arm::reloc_uses_thumb_bit): New method declarations.
6171 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6172 New type definitions.
6173 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6174 member declarations.
6175 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6176 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6177 New method definitions.
6179 2009-11-03 Ian Lance Taylor <iant@google.com>
6181 * options.h (class General_options): Add --warn_constructors.
6183 2009-11-03 Ian Lance Taylor <iant@google.com>
6186 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6187 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6189 2009-11-03 Ian Lance Taylor <iant@google.com>
6192 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6193 --msgid-bugs-address.
6194 (install-pdf): New target.
6195 (install-data_yes): Look up one directory to find mkinstalldirs.
6197 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6199 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6202 2009-10-30 Doug Kwan <dougkwan@google.com>
6204 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6206 2009-10-30 Doug Kwan <dougkwan@google.com>
6208 * arm.cc (Stub_addend_reader): New struct template definition
6209 and partial specializations.
6210 (Stub_addend_reader::operator()): New method definition for a
6211 partially specialized template.
6213 2009-10-30 Doug Kwan <dougkwan@google.com>
6215 * arm.cc (Arm_relobj::processor_specific_flags): New method
6217 (Arm_relobj::do_read_symbols): New method declaration.
6218 (Arm_relobj::processor_specific_flags_): New data member declaration.
6219 (Arm_dynobj): New class definition.
6220 (Target_arm::do_finalize_sections): Add input_objects parameter.
6221 (Target_arm::do_adjust_elf_header): New method declaration.
6222 (Target_arm::are_eabi_versions_compatible,
6223 (Target_arm::merge_processor_specific_flags): New method declaration.
6224 (Target_arm::do_make_elf_object): New overloaded method definitions
6226 (Arm_relobj::do_read_symbols): New method definition.
6227 (Arm_dynobj::do_read_symbols): Ditto.
6228 (Target_arm::do_finalize_sections): Add input_objects parameters.
6229 Merge processor-specific flags from all input objects.
6230 (Target_arm::are_eabi_versions_compatible,
6231 Target_arm::merge_processor_specific_flags,
6232 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6233 New method definitions.
6234 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6235 Input_objects pointer type parameter.
6236 * layout.cc (Layout::finalize): Pass input objects to target's.
6237 finalize_sections function.
6238 * output.cc (Output_file_header::do_sized_write): Set ELF file
6239 header's processor-specific flags.
6240 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6241 Input_objects pointer type parameter.
6242 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6243 * target.h (Input_objects): New forward class declaration.
6244 (Target::processor_specific_flags,
6245 Target::are_processor_specific_flags_sect): New method definitions.
6246 (Target::finalize_sections): Add input_objects parameter.
6247 (Target::Target): Initialize processor_specific_flags_ and
6248 are_processor_specific_flags_set_.
6249 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6251 (Target::set_processor_specific_flags): New method definition.
6252 (Target::processor_specific_flags_,
6253 Target::are_processor_specific_flags_set_): New data member
6255 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6256 Input_objects pointer type parameter.
6258 2009-10-30 Doug Kwan <dougkwan@google.com>
6260 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6262 2009-10-28 Ian Lance Taylor <iant@google.com>
6264 * object.h (class Relobj): Drop options parameter from
6265 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6266 do_scan_relocs, do_relocate. Change all callers.
6267 (class Sized_relobj): Drop options parameters from
6268 do_gc_process_relocs, do_scan_relocs, do_relocate,
6269 do_relocate_sections, relocate_sections, emit_relocs_scan,
6270 emit_relocs_scan_reltype. Change all callers.
6271 (struct Relocate_info): Remove options field and all references to
6273 * reloc.h (class Read_relocs): Remove options constructor
6274 parameter and options_ field. Change all callers.
6275 (class Gc_process_relocs, class Scan_relocs): Likewise.
6276 (class Relocate_task): Likewise.
6277 * target-reloc.h (scan_relocs): Remove options parameter. Change
6279 (scan_relocatable_relocs): Likewise.
6280 * target.h (class Sized_target): Remove options parameter from
6281 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6283 * gc.h (gc_process_relocs): Remove options parameter. Change all
6285 * arm.cc: Update functions to remove options parameters.
6286 * i386.cc: Likewise.
6287 * powerpc.cc: Likewise.
6288 * sparc.cc: Likewise.
6289 * x86_64.cc: Likewise.
6290 * testsuite/testfile.cc: Likewise.
6292 2009-10-28 Doug Kwan <dougkwan@google.com>
6294 * arm.cc (Arm_relobj): New class definition.
6295 (Arm_relobj::scan_sections_for_stubs,
6296 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6297 New method definitions.
6299 2009-10-28 Cary Coutant <ccoutant@google.com>
6301 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6302 (Plugin::cleanup_done_): New member.
6303 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6304 (Plugin_manager::cleanup_done_): Remove.
6305 (Plugin_manager::add_input_file): Edit error message.
6306 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6307 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6309 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6311 * fileread.cc: (File_read::View::~View): Use the new
6312 data_ownership_ filed.
6313 (File_read::~File_read): Dispose the new whole_file_view_.
6314 (File_read::open): Mmap the whole file if needed.
6315 (File_read::open): Use whole_file_view_ instead of contents_.
6316 (File_read::find_view): Use whole_file_view_ if applicable.
6317 (File_read::do_read): Use whole_file_view_ instead of contents_.
6318 (File_read::make_view): Use whole_file_view_ instead of contents_,
6319 update File_read::View::View call.
6320 (File_read::find_or_make_view): Update File_read::View::View
6322 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6324 (File_read::View::Data_ownership): New enum.
6325 (File_read::View::View): Replace bool mapped_ with Data_ownership
6327 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6328 (File_read::View::data_ownership_): New field.
6329 (File_read::contents_): Remove (replaced by whole_file_view_).
6330 (File_read::whole_file_view_): New field.
6331 * options.h (class General_options): Add --keep-files-mapped.
6333 2009-10-27 Cary Coutant <ccoutant@google.com>
6335 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6336 * testsuite/Makefile.am (plugin_test_5): New test case.
6337 * testsuite/Makefile.in: Regenerate.
6339 2009-10-25 Doug Kwan <dougkwan@google.com>
6341 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6342 from private to protected to allow access by child class.
6343 (Sized_relobj::do_relocate_sections): New method declaration.
6344 (Sized_relobj::relocate_sections): Virtualize.
6345 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6346 Sized_relobj::relocate_sections. Instantiate template explicitly
6347 for different target sizes and endianity.
6349 2009-10-24 Doug Kwan <dougkwan@google.com>
6351 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6352 (Arm_input_section::as_arm_input_section): New method.
6353 (Arm_output_section): New class definition.
6354 (Arm_output_section::create_stub_group,
6355 Arm_output_section::group_sections): New method definitions.
6357 2009-10-22 Doug Kwan <dougkwan@google.com>
6359 * arm.cc (Arm_input_section): New class definition.
6360 (Arm_input_section::init, Arm_input_section:do_write,
6361 Arm_input_section::set_final_data_size,
6362 Arm_input_section::do_reset_address_and_file_offset): New method
6365 2009-10-21 Doug Kwan <dougkwan@google.com>
6367 * arm.cc (Stub_table, Arm_input_section): New forward class
6369 (Stub_table): New class defintion.
6370 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6371 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6372 New method definition.
6374 2009-10-21 Doug Kwan <dougkwan@google.com>
6376 * arm.cc: Update copyright comments.
6377 (Target_arm): New forward class template declaration.
6378 (Arm_address): New type.
6379 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6380 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6381 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6383 (Insn_template): Same.
6384 (DEF_STUBS): New macro.
6385 (Stub_type): New enum type.
6386 (Stub_template): New class definition.
6389 (Stub_factory): Same.
6390 (Target_arm::Target_arm): Initialize may_use_blx_ and
6391 should_force_pic_veneer_.
6392 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6393 Target_arm::should_force_pic_veneer,
6394 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6395 Target_arm::using_thumb_only, Target_arm:;default_target): New
6397 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6398 New data member declarations.
6399 (Insn_template::size, Insn_template::alignment): New method defintions.
6400 (Stub_template::Stub_template): New method definition.
6401 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6402 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6403 (Stub_factory::Stub_factory): New method definition.
6404 * gold.h (string_hash): New template.
6405 * output.h (Input_section_specifier::hash_value): Use
6407 (Input_section_specifier::string_hash): Remove.
6408 * stringpool.cc (Stringpool_template::string_hash): Use
6411 2009-10-20 Doug Kwan <dougkwan@google.com>
6413 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6414 symbols of relaxed input sections.
6415 * output.h (Output_section::find_relaxed_input_section): Make
6418 2009-10-16 Doug Kwan <dougkwan@google.com>
6420 * dynobj.cc (Versions::Versions): Initialize version_script_.
6421 Only insert base version symbol definition for a shared object
6422 if version script defines any version versions.
6423 (Versions::define_base_version): New method definition.
6424 (Versions::add_def): Check that base version is not needed.
6425 (Versions::add_need): Define base version lazily.
6426 * dynobj.h (Versions::define_base_version): New method declaration.
6427 (Versions::needs_base_version_): New data member declaration.
6428 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6429 (check_DATA): Add no_version_test.stdout.
6430 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6432 * testsuite/Makefile.in: Regenerate.
6433 * testsuite/no_version_test.c: New file.
6434 * testsuite/no_version_test.sh: Ditto.
6436 2009-10-16 Doug Kwan <dougkwan@google.com>
6438 * expression.cc (class Segment_start_expression): New class definition.
6439 (Segment_start_expression::value): New method definition.
6440 (script_exp_function_segment_start): Return a new
6441 Segment_start_expression.
6442 * gold/script-c.h (script_saw_segment_start_expression): New function
6444 * script-sections.cc (Script_sections::Script_sections): Initialize
6445 SAW_SEGMENT_START_EXPRESSION_ to false.
6446 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6447 and -Tbbs options to specify section addresses if given in
6448 command line and no SEGMENT_START expression is seen in a script.
6449 * script-sections.h (Script_sections::saw_segment_start_expression,
6450 Script_sections::set_saw_segment_start_expression): New method
6452 (Script_sections::saw_segment_start_expression_): New data member
6454 * script.cc (script_saw_segment_start_expression): New function.
6455 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6456 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6457 script_test_7.sh and script_test_8.sh.
6458 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6459 script_test_8.stdout.
6460 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6461 (script_test_6, script_test_6.stdout, script_test_7,
6462 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6463 * Makefile.in: Regenerate.
6464 * testsuite/script_test_6.sh: New file.
6465 * testsuite/script_test_6.t: Same.
6466 * testsuite/script_test_7.sh: Same.
6467 * testsuite/script_test_7.t: Same.
6468 * testsuite/script_test_8.sh: Same.
6470 2009-10-16 Doug Kwan <dougkwan@google.com>
6472 * output.cc (Output_segment::set_section_list_address): Cast
6473 expressions to unsigned long long type to avoid format warnings.
6475 2009-10-15 Ian Lance Taylor <iant@google.com>
6477 * script.cc (Script_options::add_symbol_assignment): Always add a
6478 dot assignment to script_sections_.
6479 * script-sections.cc (Script_sections::add_dot_assignment):
6480 Initialize if necessary.
6482 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6483 program headers with no load segment if there is a linker script.
6485 * layout.cc (Layout::set_segment_offsets): Align the file offset
6486 to the segment aligment for -N or -n with no load segment.
6487 * output.cc (Output_segment::add_output_section): Don't crash if
6488 the first section is a TLS section.
6489 (Output_segment::set_section_list_addresses): Print an error
6490 message if the address moves backward in a linker script.
6491 * script-sections.cc
6492 (Output_section_element_input::set_section_addresses): Don't
6493 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6494 (Orphan_output_section::set_section_addresses): Likewise.
6496 2009-10-15 Doug Kwan <dougkwan@google.com>
6498 * layout.cc (Layout::finish_dynamic_section): Generate tags
6499 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6500 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6501 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6503 2009-10-14 Ian Lance Taylor <iant@google.com>
6505 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6507 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6508 data_shdr fields of relinfo.
6509 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6510 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6511 R_386_TLS_LDO_32, adjust based on section flags.
6512 (Target_i386::Relocate::fix_up_ldo): Remove.
6514 2009-10-13 Ian Lance Taylor <iant@google.com>
6516 Add support for -pie.
6517 * options.h (class General_options): Add -pie and
6519 (General_options::output_is_position_independent): Test -pie.
6520 (General_options::output_is_executable): Return true if not shared
6521 and not relocatable.
6522 (General_options::output_is_pie): Remove.
6523 * options.cc (General_options::finalize): Reject incompatible uses
6525 * gold.cc (queue_middle_tasks): A -pie link is not static.
6526 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6527 * symtab.cc (Symbol::final_value_is_known): Return false if
6528 output_is_position_independent.
6529 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6530 output_is_position_independent.
6531 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6532 output_is_position_independent.
6533 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6534 output_is_position_independent.
6535 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6537 (basic_pie_test.o, basic_pie_test): New targets.
6538 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6539 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6540 (two_file_pie_test): New target.
6541 * testsuite/Makefile.in: Rebuild.
6542 * README: Remove note saying that -pie is not supported.
6544 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6546 * options.h (class General_options): Add -init and -fini.
6547 * layout.cc (Layout::finish_dynamic_section): Emit
6548 given init and fini functions.
6550 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6552 * gc.h (gc_process_relocs): Check if icf is enabled using new
6554 * gold.cc (queue_initial_tasks): Likewise.
6555 (queue_middle_tasks): Likewise.
6556 * object.cc (do_layout): Likewise.
6557 * symtab.cc (is_section_folded): Likewise.
6558 * main.cc (main): Likewise.
6559 * reloc.cc (Read_relocs::run): Likewise.
6560 (Sized_relobj::do_scan_relocs): Likewise.
6561 * icf.cc (is_function_ctor_or_dtor): New function.
6562 (Icf::find_identical_sections): Check if function is ctor or dtor when
6564 * options.h (General_options::icf): Change option to be an enum.
6565 (Icf_status): New enum.
6566 (icf_enabled): New method.
6567 (icf_safe_folding): New method.
6568 (set_icf_status): New method.
6569 (icf_status_): New variable.
6570 * (options.cc) (General_options::finalize): Set icf_status_.
6571 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6572 icf_test and icf_keep_unique_test to use the --icf enum flag.
6573 * testsuite/icf_safe_test.sh: New file.
6574 * testsuite/icf_safe_test.cc: New file.
6576 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6578 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6579 includes to gc.h and icf.h.
6580 * arm.cc: Include gc.h.
6581 * gold.cc: Likewise.
6582 * i386.cc: Likewise.
6583 * powerpc.cc: Likewise.
6584 * sparc.cc: Likewise.
6585 * x86_64.cc: Likewise.
6586 * gc.h: Include icf.h.
6588 2009-10-11 Ian Lance Taylor <iant@google.com>
6590 * plugin.cc: Include "gold.h" before other header files.
6592 2009-10-10 Chris Demetriou <cgd@google.com>
6594 * options.h (Input_file_argument::Input_file_type): New enum.
6595 (Input_file_argument::is_lib_): Replace with...
6596 (Input_file_argument::type_): New member.
6597 (Input_file_argument::Input_file_argument): Take Input_file_type
6598 'type' rather than boolean 'is_lib' as second argument.
6599 (Input_file_argument::is_lib): Use type_.
6600 (Input_file_argument::is_searched_file): New function.
6601 (Input_file_argument::may_need_search): Handle is_searched_file.
6602 * options.cc (General_options::parse_library): Support -l:filename.
6603 (General_options::parse_just_symbols): Update for Input_file_argument
6605 (Command_line::process): Likewise.
6606 * archive.cc (Archive::get_file_and_offset): Likewise.
6607 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6608 * script.cc (read_script_file, script_add_file): Likewise.
6609 * fileread.cc (Input_file::Input_file): Likewise.
6610 (Input_file::will_search_for): Handle is_searched_file.
6611 (Input_file::open): Likewise.
6612 * readsyms.cc (Read_symbols::get_name): Likewise.
6613 * testsuite/Makefile.am (searched_file_test): New test.
6614 * testsuite/Makefile.in: Regenerate.
6615 * testsuite/searched_file_test.cc: New file.
6616 * testsuite/searched_file_test_lib.cc: New file.
6618 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6619 Ian Lance Taylor <iant@google.com>
6621 * descriptor.cc: Include <cstdio> and "binary-io.h".
6622 (Descriptors::open): Open the files in binary mode always.
6623 * script.cc (Lex::get_token): Treat \r as whitespace.
6625 2009-10-09 Ian Lance Taylor <iant@google.com>
6627 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6629 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6630 Ian Lance Taylor <iant@google.com>
6632 * configure.ac: Check for readv function also.
6633 * fileread.cc (readv): Define if not HAVE_READV.
6634 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6636 * config.in: Regenerate.
6637 * configure: Regenerate.
6639 2009-10-09 Doug Kwan <dougkwan@google.com>
6641 * layout.cc (Layout::make_output_section): Call target hook to make
6642 ordinary output section.
6643 (Layout::finalize): Adjust parameter list of call the
6644 Target::may_relax().
6645 * layout.h (class Layout::section_list): New method.
6646 * merge.h (Output_merge_base::entsize): Change visibility to public.
6647 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6649 (Output_merge_string::do_is_string): New method.
6650 * object.cc (Sized_relobj::do_setup): renamed from
6651 Sized_relobj::set_up.
6652 * object.h (Sized_relobj::adjust_shndx,
6653 Sized_relobj::initializ_input_to_output_maps,
6654 Sized_relobj::free_input_to_output_maps): Change visibilities to
6656 (Sized_relobj::setup): Virtualize.
6657 (Sized_relobj::do_setup): New method declaration.
6658 (Sized_relobj::invalidate_section_offset,
6659 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6660 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6661 * options.cc (parse_int): New function.
6662 * options.h (parse_int): New declaration.
6663 (DEFINE_int): New macro.
6664 (stub_group_size): New option.
6665 * output.cc (Output_section::Output_section): Initialize memebers
6666 merge_section_map_, merge_section_by_properties_map_,
6667 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6668 (Output_section::add_input_section): Handled deferred code-fill
6669 generation and remove an old comment.
6670 (Output_section::add_relaxed_input_section): New method definition.
6671 (Output_section::add_merge_input_section): Use merge section by
6672 properties map to speed to search. Update merge section maps
6674 (Output_section::build_relaxation_map): New method definition.
6675 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6677 (Output_section::relax_input_section): Renamed to
6678 Output_section::convert_input_sections_to_relaxed_sections and change
6679 interface to take a vector of pointers to relaxed sections.
6680 (Output_section::find_merge_section,
6681 Output_section::find_relaxed_input_section): New method definitions.
6682 (Output_section::is_input_address_mapped,
6683 Output_section::output_offset, Output_section::output_address):
6684 Use output section data maps to speed up searching.
6685 (Output_section::find_starting_output_address): Add comments.
6686 (Output_section::do_write,
6687 Output_section::write_to_postprocessing_buffer): Do code-fill
6688 generation as appropriate.
6689 (Output_section::get_input_sections): Invalidate relaxed input section
6691 (Output_section::restore_states): Adjust type of checkpoint .
6692 Invalidate relaxed input section map.
6693 * output.h (Output_merge_base): New class declaration.
6694 (Input_section_specifier): New class defintion.
6695 (class Output_relaxed_input_section) Change base class to
6696 Output_section_data_build.
6697 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6698 base class initializer.
6699 (Output_section::add_relaxed_input_section): New method declaration.
6700 (Output_section::Input_section): Change visibility to protected.
6701 (Output_section::Input_section::relobj,
6702 Output_section::Input_section::shndx): Handle relaxed input sections.
6703 Output_section::input_sections) Change visibility to protected. Also
6704 define overload to return a non-const pointer.
6705 (Output_section::Merge_section_properties): New class defintion.
6706 (Output_section::Merge_section_by_properties_map,
6707 Output_section::Output_section_data_by_input_section_map,
6708 Output_section::Relaxation_map): New types.
6709 (Output_section::relax_input_section): Rename method to
6710 Output_section::convert_input_sections_to_relaxed_sections and change
6711 interface to take a vector of relaxed section pointers.
6712 (Output_section::find_merge_section,
6713 Output_section::find_relaxed_input_section,
6714 Output_section::build_relaxation_map,
6715 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6716 New method declarations.
6717 (Output_section::merge_section_map_
6718 Output_section::merge_section_by_properties_map_,
6719 Output_section::relaxed_input_section_map_,
6720 Output_section::is_relaxed_input_section_map_valid_,
6721 Output_section::generate_code_fills_at_write_): New data members.
6722 * script-sections.cc
6723 (Output_section_element_input::set_section_addresses): Call
6724 current_data_size and addralign methods of relaxed input sections.
6725 (Orphan_output_section::set_section_addresses): Call current_data_size
6726 and addralign methods of relaxed input sections.
6727 * symtab.cc (Symbol_table::compute_final_value): Extract template
6728 from the body of Symbol_table::sized_finalize_symbol.
6729 (Symbol_table::sized_finalized_symbol): Call
6730 Symbol_table::compute_final_value.
6731 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6732 (Symbol_table::compute_final_value): New templated method declaration.
6733 * target.cc (Target::do_make_output_section): New method defintion.
6734 * target.h (Target::make_output_section): New method declaration.
6735 (Target::relax): Add more parameters for input objects, symbol table
6736 and layout. Adjust call to do_relax.
6737 (Target::do_make_output_section): New method declaration.
6738 (Target::do_relax): Add parameters for input objects, symbol table
6741 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6743 * pread.c: Include stdio.h.
6745 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6747 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6750 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6752 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6753 Change read_shndx type to unsigned int.
6754 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6756 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6757 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6758 Change read_shndx type to unsigned int.
6759 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6761 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6762 * layout.cc (Layout::create_symtab_sections): Cast the result of
6763 local_symcount * symsize to off_t in the gold_assert.
6765 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6767 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6768 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6770 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6771 (Arm_relocate_functions::thm_abs5): New function.
6772 (Arm_relocate_functions::abs12): New function.
6773 (Arm_relocate_functions::abs16): New function.
6774 (Arm_relocate_functions::base_abs): New function.
6775 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6776 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6777 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6779 (Scan::global): Likewise.
6780 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6781 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6782 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6783 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6786 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6788 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6789 (Arm_relocate_functions::movt_prel): New function.
6790 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6791 (Arm_relocate_functions::thm_movt_prel): New function.
6792 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6793 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6794 (Scan::global, Relocate::relocate): Likewise.
6795 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6797 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6799 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6800 Incremental_checker.
6801 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6803 (class Incremental_inputs_header): New class.
6804 (Incremental_inputs_header_writer): Edit comment.
6805 (Incremental_inputs_entry): New class.
6806 (Incremental_inputs_entry_writer): Edit comment.
6807 (Sized_incremental_binary::do_find_incremental_inputs_section):
6808 Add *strtab_shndx parameter, fill it.
6809 (Sized_incremental_binary::do_check_inputs): New method.
6810 (Incremental_checker::can_incrementally_link_output_file): Use
6811 Sized_incremental_binary::check_inputs.
6812 (Incremental_inputs::report_command_line): Save command line in
6815 (Incremental_binary::find_incremental_inputs_section): New
6817 (Incremental_binary::do_find_incremental_inputs_section): Add
6818 strtab_shndx parameter.
6819 (Incremental_binary::do_check_inputs): New pure virtual method.
6820 (Sized_incremental_binary::do_check_inputs): Declare.
6821 (Incremental_checker::Incremental_checker): Add incremental_inputs
6822 parameter, use it to initialize incremental_inputs_.
6823 (Incremental_checker::incremental_inputs_): New field.
6824 (Incremental_checker::command_line): New method.
6825 (Incremental_checker::inputs): New method.
6826 (Incremental_checker::command_line_): New field.
6828 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6830 * incremental.cc: Include <cstdarg> and "target-select.h".
6831 (vexplain_no_incremental): New function.
6832 (explain_no_incremental): New function.
6833 (Incremental_binary::error): New method.
6834 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6836 (make_sized_incremental_binary): New function.
6837 (open_incremental_binary): New function.
6838 (can_incrementally_link_file): Add checks if output is ELF and has
6840 * incremental.h: Include "elfcpp_file.h" and "output.h".
6841 (Incremental_binary): New class.
6842 (Sized_incremental_binary): New class.
6843 (open_incremental_binary): Declare.
6844 * object.cc (is_elf_object): Use
6845 elfcpp::Elf_recognizer::is_elf_file.
6846 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6847 * output.h (Output_file::filesize): New method.
6849 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6851 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6853 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6854 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6856 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6858 (Arm_relocate_functions::movw_abs_nc): New function.
6859 (Arm_relocate_functions::movt_abs): New function.
6860 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6861 (Arm_relocate_functions::thm_movt_abs): New function.
6862 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6863 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6864 (Scan::global): Likewise.
6865 (Relocate::relocate): Likewise.
6866 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6868 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6870 * arm.cc (Arm_relocate_functions::got_prel) New function.
6871 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6872 (Relocate::relocate): Likewise.
6873 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6875 2009-10-06 Ian Lance Taylor <iant@google.com>
6877 * options.h (class General_options): Define
6878 split_stack_adjust_size parameter.
6879 * object.h (class Object): Add uses_split_stack_ and
6880 has_no_split_stack_ fields. Add uses_split_stack and
6881 has_no_split_stack accessor functions. Declare
6882 handle_split_stack_section.
6883 (class Reloc_symbol_changes): Define.
6884 (class Sized_relobj): Define Function_offsets. Declare
6885 split_stack_adjust, split_stack_adjust_reltype, and
6887 * object.cc (Object::handle_split_stack_section): New function.
6888 (Sized_relobj::do_layout): Call handle_split_stack_section.
6889 * dynobj.cc (Sized_dynobj::do_layout): Call
6890 handle_split_stack_section.
6891 * reloc.cc (Sized_relobj::relocate_sections): Call
6892 split_stack_adjust for executable sections in split_stack
6893 objects. Pass reloc_map to relocate_section.
6894 (Sized_relobj::split_stack_adjust): New function.
6895 (Sized_relobj::split_stack_adjust_reltype): New function.
6896 (Sized_relobj::find_functions): New function.
6897 * target-reloc.h: Include "object.h".
6898 (relocate_section): Add reloc_symbol_changes parameter. Change
6900 * target.h (class Target): Add calls_non_split method. Declare
6901 do_calls_non_split virtual method. Declare match_view and
6903 * target.cc: Include "elfcpp.h".
6904 (Target::do_calls_non_split): New function.
6905 (Target::match_view): New function.
6906 (Target::set_view_to_nop): New function.
6907 * gold.cc (queue_middle_tasks): Give an error if mixing
6908 split-stack and non-split-stack objects with -r.
6909 * i386.cc (Target_i386::relocate_section): Add
6910 reloc_symbol_changes parameter.
6911 (Target_i386::do_calls_non_split): New function.
6912 * x86_64.cc (Target_x86_64::relocate_section): Add
6913 reloc_symbol_changes parameter.
6914 (Target_x86_64::do_calls_non_split): New function.
6915 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6917 * powerpc.cc (Target_powerpc::relocate_section): Add
6918 reloc_symbol_changes parameter.
6919 * sparc.cc (Target_sparc::relocate_section): Add
6920 reloc_symbol_changes parameter.
6921 * configure.ac: Call AM_CONDITIONAL for the default target.
6922 * configure: Rebuild.
6923 * testsuite/Makefile.am (TEST_AS): New variable.
6924 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6925 (check_DATA): Add split_i386 and split_x86_64 files.
6926 (SPLIT_DEFSYMS): Define.
6927 (split_i386_[1234n].o): New targets.
6928 (split_i386_[124]): New targets.
6929 (split_i386_[1234r].stdout): New targets.
6930 (split_x86_64_[1234n].o): New targets.
6931 (split_x86_64_[124]): New targets.
6932 (split_x86_64_[1234r].stdout): New targets.
6933 (MOSTLYCLEANFILES): Add new executables.
6934 * testsuite/split_i386.sh: New file.
6935 * testsuite/split_x86_64.sh: New file.
6936 * testsuite/split_i386_1.s: New file.
6937 * testsuite/split_i386_2.s: New file.
6938 * testsuite/split_i386_3.s: New file.
6939 * testsuite/split_i386_4.s: New file.
6940 * testsuite/split_i386_n.s: New file.
6941 * testsuite/split_x86_64_1.s: New file.
6942 * testsuite/split_x86_64_2.s: New file.
6943 * testsuite/split_x86_64_3.s: New file.
6944 * testsuite/split_x86_64_4.s: New file.
6945 * testsuite/split_x86_64_n.s: New file.
6946 * testsuite/testfile.cc (Target_test): Update relocation_section
6948 * testsuite/Makefile.in: Rebuild.
6950 2009-10-06 Ian Lance Taylor <iant@google.com>
6952 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6953 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6954 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6955 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6956 the address on ldo_addrs_.
6957 (Target_i386::Relocate::fix_up_ldo): New function.
6959 2009-10-06 Rafael Espindola <espindola@google.com>
6961 * plugin.cc (add_input_library): New.
6962 (Plugin::load): Add add_input_library to tv.
6963 (Plugin_manager::add_input_file): Add the is_lib argument.
6964 (add_input_file): Update call to Plugin_manager::add_input_file.
6965 (add_input_library): New.
6966 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6968 2009-09-30 Doug Kwan <dougkwan@google.com>
6970 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6971 symbol and call Symbol::may_need_copy_reloc to determine if
6972 a copy reloc is needed.
6973 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6974 nocopyreloc is given in command line.
6975 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6976 given in command line.
6977 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6978 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6979 of the removed Target_i386::may_need_copy_reloc.
6980 * options.h (copyreloc): New option with default value false.
6981 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6982 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6983 instead of the removed Target_powerpc::may_need_copy_reloc.
6984 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6985 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6986 instead of the removed Target_sparc::may_need_copy_reloc.
6987 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6988 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6989 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6990 instead of the removed Target_x86_64::may_need_copy_reloc.
6992 2009-09-30 Ian Lance Taylor <iant@google.com>
6994 * object.h (class Object): Remove target_ field, and target,
6995 sized_target, and set_target methods.
6996 (Object::sized_target): Remove.
6997 (class Sized_relobj): Update declarations. Remove sized_target.
6998 * object.cc (Sized_relobj::setup): Remove target parameter.
7000 (Input_objects::add_object): Don't do anything with the target.
7001 (make_elf_sized_object): Add punconfigured parameter. Change all
7002 callers. Set or test parameter target.
7003 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7005 * parameters.cc (Parameters::set_target): Change parameter type to
7007 (Parameters::default_target): Remove.
7008 (set_parameters_target): Change parameter type to be non-const.
7009 (parameters_force_valid_target): New function.
7010 (parameters_clear_target): New function.
7011 * parameters.h (class Parameters): Update declarations. Remove
7012 default_target method. Add sized_target and clear_target
7013 methods. Change target_ to be non-const.
7014 (set_parameters_target): Update declaration.
7015 (parameters_force_valid_target): Declare.
7016 (parameters_clear_target): Declare.
7017 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7018 as NULL if we aren't searching.
7019 (Add_symbols::run): Don't check for compatible target.
7020 * fileread.cc (Input_file::open_binary): Call
7021 parameters_force_valid_target.
7022 * gold.cc (queue_middle_tasks): Likewise.
7023 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7024 set_target on object.
7025 * dynobj.h (class Sized_dynobj): Update declarations.
7026 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7027 make_elf_object returns NULL.
7028 (Archive::include_member): Don't check whether object target is
7030 * output.cc (Output_section::add_input_section): Get target from
7032 (Output_section::relax_input_section): Likewise.
7033 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7035 (Sized_relobj::do_scan_relocs): Likewise.
7036 (Sized_relobj::relocate_sections): Likewise.
7037 * resolve.cc (Symbol_table::resolve): Likewise.
7038 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7039 parameter. Change all callers.
7040 (Symbol_table::add_from_object): Get target from parameters.
7041 (Symbol_table::add_from_relobj): Don't check object target.
7042 (Symbol_table::add_from_dynobj): Likewise.
7043 (Symbol_table::define_special_symbol): Get target from
7045 * symtab.h (class Symbol_table): Update declaration.
7046 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7047 parameter. Change all callers. Clear parameter target.
7048 (Binary_test): Test target here.
7049 * testsuite/object_unittest.cc (gold_testsuite): Remove
7050 target_test_pointer parameter. Change all callers.
7051 (Object_test): Test target here.
7053 2009-09-26 Ian Lance Taylor <iant@google.com>
7055 * testsuite/initpri1.c: Don't try to use constructor priorities if
7056 compiling with gcc before 4.3.
7058 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7060 * testsuite/retain_symbols_file_test.sh (check_present): Change
7061 output file name to retain_symbols_file_test.stdout.
7062 (check_absent): Likewise.
7064 2009-09-18 Craig Silverstein <csilvers@google.com>
7066 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7067 * options.cc: Include <cerrno> and <fstream>.
7068 (General_options::finalize): Parse -retain-symbols-file tag.
7069 * options.h: New flag.
7070 (General_options): New method should_retain_symbol, new
7071 variable symbols_to_retain.
7072 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7073 should_retain_symbol map.
7074 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7075 * testsuite/Makefile.in: Regenerate.
7076 * testsuite/retain_symbols_file_test.sh: New file.
7078 2009-09-18 Nick Clifton <nickc@redhat.com>
7080 * po/es.po: Updated Spanish translation.
7082 2009-09-17 Doug Kwan <dougkwan@google.com>
7084 * debug.h (DEBUG_RELAXATION): New constant.
7085 (DEBUG_ALL): Add DEBUG_RELAXATION.
7086 (debug_string_to_enum): Add relaxation debug option.
7088 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7089 Layout::Relaxation_debug_check::read_sections,
7090 Layout::Relaxation_debug_check::read_sections): New method definitions.
7091 (Layout::Layout): Initialize data members
7092 record_output_section_data_from_scrips_,
7093 script_output_section_data_list_ and relaxation_debug_check_.
7094 (Layout::save_segments, Layout::restore_segments,
7095 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7096 Layout::relaxation_loop_body): New method definitions.
7097 (Layout::finalize): Support relaxation. Move section layout code to
7098 Layout::relaxation_loop_body.
7099 (Layout::set_asection_address_from_script): Move code for orphan
7100 section placement out.
7101 (Layout::place_orphan_sections_in_script): New method definition.
7102 * layout.h (Output_segment_headers, Output_file_header):
7103 New forward class declarations.
7104 (Layout::~Layout): Define.
7105 (Layout::new_output_section_data_from_script): New method definition.
7106 (Layout::place_orphan_sections_in_script): New method declaration.
7107 (Layout::Segment_states): New type declaration.
7108 (Layout::save_segments, Layout::restore_segments,
7109 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7110 Layout::relaxation_loop_body): New method declarations.
7111 (Layout::Output_section_data_list): New type declaration.
7112 (Layout::Relaxation_debug_check): New class definition.
7113 (Layout::record_output_section_data_from_script_,
7114 Layout::script_output_section_data_list_, Layout::segment_states_,
7115 Layout::relaxation_debug_check_): New data members.
7116 * output.cc: (Output_section_headers::do_size): New method definition.
7117 (Output_section_headers::Output_section_headers): Move size
7118 computation to Output_section_headers::do_size.
7119 (Output_segment_headers::do_size): New method definition.
7120 (Output_file_header::Output_file_header): Move size computation to
7121 Output_file_header::do_size and call it.
7122 (Output_file_header::do_size): New method definition.
7123 (Output_data_group::Output_data_group): Adjust call to
7124 Output_section_data.
7125 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7126 (Output_symtab_xindex::do_write): Add array bound check.
7127 (Output_section::Input_section::print_to_mapfile): Handle
7128 RELAXED_INPUT_SECTION_CODE.
7129 (Output_section::Output_section): Initialize data member checkpoint_.
7130 (Output_section::~Output_section): Delete checkpoint object pointed
7132 (Output_section::add_input_section): Always add an Input_section if
7134 (Output_section::add_merge_input_section): Add assert.
7135 (Output_section::relax_input_section): New method definition.
7136 (Output_section::set_final_data_size): Set load address to zero for
7137 an unallocated section.
7138 (Output_section::do_address_and_file_offset_have_reset_values):
7139 New method definition.
7140 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7141 Handle relaxed input section.
7142 (Output_section::sort_attached_input_sections): Checkpoint input
7143 section list lazily.
7144 (Output_section::get_input_sections): Change type of input_sections to
7145 list of Simple_input_section pointers. Checkpoint input section list
7146 lazily. Also handle relaxed input sections.
7147 (Output_section::add_input_section_for_script): Take a reference to
7148 a Simple_input_section object instead of Relobj pointer and section
7149 index as parameter. Handle relaxed input sections.
7150 (Output_section::save_states, Output_section::restore_states): New
7152 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7153 (Output_data::is_data_size_fixed): New method definition.
7154 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7156 (Output_data::address_and_file_offset_have_reset_values): New method
7158 (Output_data::do_address_and_file_offset_have_reset_values): New method
7160 (Output_data::set_data_size): Check that data size is not fixed.
7161 (Output_data::fix_data_size): New method definition.
7162 (Output_data::is_data_size_fixed_): New data member.
7163 (Output_section_headers::set_final_data_size): New method definition.
7164 (Output_section_headers::do_size): New method declaration.
7165 (Output_segment_headers::set_final_data_size): New method definition.
7166 (Output_segment_headers::do_size): New method declaration.
7167 (Output_file_header::set_final_data_size)::New method definition.
7168 (Output_file_header::do_size)::New method declaration.
7169 (Output_section_data::Output_section_data): Add new parameter
7170 is_data_size_fixed and use it to fix data size.
7171 (Output_data_const::Output_data_const): Adjust call to base class
7172 constructor and fix data size.
7173 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7174 base class constructor and fix data size.
7175 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7176 base class constructor and fix data size.
7177 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7178 class constructor and fix data size.
7179 (Output_data_group::set_final_data_size): New method definition.
7180 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7181 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7182 class constructor and fix data size.
7183 (Output_relaxed_input_section): New class definition.
7184 (Output_section::Simple_input_section): New class definition.
7185 (Output_section::get_input_sections): Adjust parameter list.
7186 (Output_section::add_input_section_for_script): Same.
7187 (Output_section::save_states, Output_section::restore_states,
7188 Output_section::do_address_and_file_offset_have_reset_values,
7189 (Output_section::Input_section::Input_section): Handle
7190 RELAXED_INPUT_SECTION_CODE. Add new overload for
7191 Output_relaxed_input_section.
7192 (Output_section::Input_section::is_input_section,
7193 Output_section::Input_section::set_output_section): Handle relaxed
7195 (Output_section::Input_section::is_relaxed_input_section,
7196 Output_section::Input_section::output_section_data,
7197 Output_section::Input_section::relaxed_input_section): New method
7199 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7201 (Output_section::Input_section::u1_): Update comments.
7202 (Output_section::Input_section::u2_): Add new union member poris.
7203 (Output_section::Checkpoint_output_section): New classs definition.
7204 (Output_section::relax_input_section): New method declaration.
7205 (Output_section::checkpoint_): New data member.
7206 (Output_segment): Update comments.
7207 (Output_segment::Output_segment): Un-privatize copy constructor.
7208 (Output_segment::operator=): Un-privatize.
7209 * script-sections.cc (Output_section_element::Input_section_list):
7210 Change element type to Output_section::Simple_input_section.
7211 (Output_section_element_dot_assignment::set_section_addresses):
7212 Register output section data for relaxation clean up.
7213 (Output_data_exression::Output_data_expression): Adjust call to base
7214 constructor to fix data size.
7215 (Output_section_element_data::set_section_addresses): Register
7216 Output_data_expression object for relaxation clean up.
7217 (struct Input_section_info): Replace Relobj pointer and section index
7218 pair with Output_section::Simple_input_section and Convert struct to a
7220 (Input_section_sorter::operator()): Adjust access to
7221 Input_section_info data member to use accessors.
7222 (Output_section_element_input::set_section_addresses): Use layout
7223 parameter. Adjust code to use Output_section::Simple_input_section
7224 and Input_secction_info classes. Register filler for relaxation
7226 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7227 and section index pair with Output_section::Simple_input_section
7228 class. Adjust code accordingly.
7229 (Phdrs_element::release_segment): New method definition.
7230 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7232 (Script_sections::release_segments): New method definition.
7233 * gold/script-sections.h (Script_sections::release_segments): New
7235 * gold/target.h (Target::may_relax, Target::relax,
7236 Target::do_may_relax, Target::do_relax): New method definitions.
7238 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7240 * arm.cc (has_signed_unsigned_overflow): New function.
7241 (Arm_relocate_functions::abs8): New function.
7242 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7243 (Target_arm::Scan::global): Likewise.
7244 (Target_arm::relocate::relocate): Likewise.
7245 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7248 2009-09-16 Cary Coutant <ccoutant@google.com>
7250 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7251 * testsuite/Makefile.in: Regenerate.
7253 2009-09-11 Nick Clifton <nickc@redhat.com>
7255 * po/gold.pot: Updated by the Translation project.
7257 2009-09-08 Cary Coutant <ccoutant@google.com>
7259 * output.cc (Output_file::open): Add execute permission to empty file.
7260 * testsuite/Makefile.am (permission_test): New test.
7261 * testsuite/Makefile.in: Regenerate.
7263 2009-09-02 Ian Lance Taylor <iant@google.com>
7265 * output.cc (Output_file::resize): Call map_no_anonymous rather
7268 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7270 * gold.cc: Include "incremental.h".
7271 (queue_initial_tasks): Call Incremental_checker methods.
7272 * incremental.cc: Include "output.h".
7273 (Incremental_checker::can_incrementally_link_output_file): New
7275 * incremental.h (Incremental_checker): New class.
7277 * output.cc (Output_file::open_for_modification): New method.
7278 (Output_file::map_anonymous): Changed return type to bool. Record
7280 (Output_file::map_no_anonymous): New method, broken out of map.
7281 (Output_file::map): Use map_no_anonymous and map_anonymous.
7282 * output.h (class Output_file): Update declarations.
7284 2009-08-24 Cary Coutant <ccoutant@google.com>
7286 * options.h (Command_line::Pre_options): New class.
7287 (Command_line::pre_options): New member.
7288 * options.cc (gold::options::ready_to_register): New variable.
7289 (One_option::register_option): Do nothing if not registering options.
7290 Assert if same short option registered twice.
7291 (General_options::General_options): Turn off option registration when
7293 (Command_line::Pre_options::Pre_options): New constructor.
7295 2009-08-24 Cary Coutant <ccoutant@google.com>
7297 * options.h (General_options::no_keep_memory): Remove incorrect
7300 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7302 * Makefile.am (am__skiplex, am__skipyacc): New.
7303 * Makefile.in: Regenerate.
7305 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7307 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7308 (INCLUDES): ... this.
7309 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7310 (AM_CPPFLAGS): Renamed from ...
7311 (INCLUDE): ... this.
7312 * Makefile.in, testsuite/Makefile.in: Regenerate.
7314 * Makefile.in: Regenerate.
7315 * aclocal.m4: Likewise.
7316 * config.in: Likewise.
7317 * configure: Likewise.
7318 * testsuite/Makefile.in: Likewise.
7320 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7321 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7322 * Makefile.in: Regenerate.
7323 * testsuite/Makefile.in: Regenerate.
7325 2009-08-19 Cary Coutant <ccoutant@google.com>
7327 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7328 symbols in shared libraries overridden by hidden or internal symbols
7329 in the main program.
7331 2009-08-19 Chris Demetriou <cgd@google.com>
7333 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7334 checking source file names in error messages.
7336 2009-08-18 Doug Kwan <dougkwan@google.com>
7338 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7339 an elcpp::Ehdr as parameter. Adjust call to set_target.
7340 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7341 an elfcpp::Ehdr as parameter.
7342 * object.cc (Object::set_target): Remove the version that looks up
7343 a target and sets it.
7344 (Sized_relobj::setup): Take a Target object instead of
7345 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7346 (make_elf_sized_object): Find target and ask target to
7348 * object.h: (Object::set_target): Remove the version that looks up
7349 a target and sets it.
7350 (Sized_relobj::setup): Take a Target object instead of
7351 an elfcpp:Ehdr as parameter.
7352 * target.cc: Include dynobj.h.
7353 (Target::do_make_elf_object_implementation): New.
7354 (Target::do_make_elf_object): New.
7355 * target.h (Target::make_elf_object): New template declaration.
7356 (Target::do_make_elf_object): New method declarations.
7357 (Target::do_make_elf_object_implementation): New template declaration.
7359 2009-08-14 Ian Lance Taylor <iant@google.com>
7361 * gold.h (FUNCTION_NAME): Define.
7362 (gold_unreachable): Use FUNCTION_NAME.
7364 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7366 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7367 symbol in the --keep-unique list is not found.
7369 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7371 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7372 been maked as --keep-unique.
7373 (Icf::unfold_section): New function.
7374 * icf.h (Icf::unfold_section): New function.
7375 * options.h (General_options::keep_unique): New option.
7376 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7377 * testsuite/Makefile.in: Regenerate.
7378 * testsuite/icf_keep_unique_test.sh: New file.
7379 * testsuite/icf_keep_unique_test.cc: New file.
7381 2009-08-12 Cary Coutant <ccoutant@google.com>
7384 * resolve.cc (Symbol_table::resolve): Check for references from
7385 dynamic objects to hidden and internal symbols.
7386 * testsuite/Makefile.am (hidden_test.sh): New test.
7387 * testsuite/Makefile.in: Regenerate.
7388 * testsuite/hidden_test.sh: New script.
7389 * testsuite/hidden_test_1.c: New test source.
7390 * testsuite/hidden_test_main.c: New test source.
7392 2009-08-11 Doug Kwan <dougkwan@google.com>
7394 * arm.cc: Update comments.
7395 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7396 segment to locate the .ARM.exidx section if present.
7398 2009-08-09 Doug Kwan <dougkwan@google.com>
7400 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7403 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7404 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7407 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7409 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7410 valid tls_segment only for non-debug-section relocations.
7411 * testsuite/Makefile.am: Add gc_tls_test.
7412 * testsuite/Makefile.in: Regenerate.
7413 * testsuite/gc_tls_test.cc: New file.
7414 * testsuite/gc_tls_test.sh: New file.
7416 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7420 * Makefile.am (CCFILES): Add icf.cc.
7422 * Makefile.in: Regenerate.
7423 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7424 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7425 section, symbol and addend information for the relocs.
7426 * gold.cc (queue_middle_tasks): Call identical code folding.
7427 * gold.h: Add defines for multimap.
7428 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7429 to the call of finalize_local_symbols.
7430 * main.cc (main): Create object of class Icf.
7431 * object.cc (Sized_relobj::do_layout): Allow this function to be
7432 called twice during icf.
7433 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7434 to sections marked as identical by icf.
7435 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7437 (Sized_relobj::do_section_entsize): New function.
7438 * object.h (Object::section_entsize): New function.
7439 (Object::do_section_entsize): New pure virtual function.
7440 (Relobj::finalize_local_symbols): Add new parameter.
7441 (Relobj::do_section_entsize): New function.
7442 * options.h (General_options::icf): New option.
7443 (General_options::icf_iterations): New option.
7444 (General_options::print_icf_sections): New option.
7445 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7446 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7447 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7449 * symtab.cc (Symbol_table::is_section_folded): New function.
7450 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7451 to sections marked as identical by icf.
7452 * symtab.h (Symbol_table::set_icf): New function.
7453 (Symbol_table::icf): New function.
7454 (Symbol_table::is_section_folded): New function.
7455 (Symbol_table::icf_): New data member.
7456 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7457 * testsuite/Makefile.am: Add commands to build icf_test.
7458 * testsuite/Makefile.in: Regenerate.
7459 * testsuite/icf_test.sh: New file.
7460 * testsuite/icf_test.cc: New file.
7462 2009-07-24 Chris Demetriou <cgd@google.com>
7464 * layout.cc (is_compressible_debug_section): Fix incorrect
7465 comment about compressed section names.
7467 2009-07-20 Ian Lance Taylor <ian@airs.com>
7470 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7472 2009-07-16 Ian Lance Taylor <iant@google.com>
7475 * layout.h: #include <map>.
7476 (class Kept_section): Change from struct to class. Add accessors
7477 and setters. Add section size to Comdat_group mapping. Change
7478 Comdat_group to std::map. Add is_comdat_ field. Add
7479 linkonce_size field in union.
7480 (class Layout): Update declaration of find_or_add_kept_section.
7481 Don't declare find_kept_object.
7482 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7483 parameter. Add object, shndx, is_comdat, and is_group_name
7484 parameters. Change all callers. Adjust for new Kept_section.
7485 (Layout::find_kept_object): Remove.
7486 * object.cc (Sized_relobj::include_section_group): Update use of
7487 Kept_section. Rename secnum to shndx. Only record
7488 Kept_comdat_section if sections are the same size.
7489 (Sized_relobj::include_linkonce_section): Update use of
7490 Kept_section. Only record Kept_comdat_section if sections are the
7491 same size. Set size of linkonce section.
7492 (Sized_relobj::map_to_kept_section): Update call to
7493 get_kept_comdat_section.
7494 * object.h (class Sized_relobj): Rename fields in
7495 Kept_comdat_section to drop trailing underscores; change object
7496 field to Relobj*. Change Kept_comdat_section_table to store
7497 struct rather than pointer.
7498 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7499 Add kept_object and kept_shndx parameters. Change all callers.
7500 (Sized_relobj::get_kept_comdat_section): Change return type to
7501 bool. Add kept_object and kept_shndx parameters. Change all
7503 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7504 Layout::find_or_add_kept_section.
7506 2009-07-09 Ian Lance Taylor <iant@google.com>
7508 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7509 Reserve space in the hash table.
7511 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7513 * fileread.cc (File_read::get_mtime): New method.
7514 * fileread.h (Timespec): New structure.
7515 (File_read::get_mtime): New method.
7516 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7517 Renamed from timestamp_nsec.
7518 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7520 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7522 (Incremental_inputs::report_archive): Save mtime; style fix.
7523 (Incremental_inputs::report_obejct): Save mtime; style fix.
7524 (Incremental_inputs::report_script): Save mtime; style fix.
7525 (Incremental_inputs::finalize_inputs): Style fix.
7526 (Incremental_inputs::finalize): Style fix.
7527 (Incremental_inputs::create_input_section_data): Store inputs
7529 * incremental.h (Incremental_inputs::report_script): Add mtime
7531 (Incremental_inputs::Input_info::Input_info): Intialize only one
7533 (Incremental_inputs::Input_info::archive): Move to nameless
7535 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7536 (Incremental_inputs::Input_info::script): Move to nameless union.
7537 (Incremental_inputs::mtime): New field.
7538 * script.cc (read_input_script): Pass file mtime to
7540 * script.h (Script_info::inputs): Style fix.
7542 2009-07-01 Ian Lance Taylor <ian@airs.com>
7544 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7547 2009-06-24 Ian Lance Taylor <iant@google.com>
7550 * layout.cc (Layout::choose_output_section): If we find an
7551 existing section, update the flags.
7552 (Layout::create_notes): New function, broken out of
7554 (Layout::finalize): Don't create note sections.
7555 (Layout::create_note): Don't crash if linker script discards
7557 (Layout::create_gold_note): Likewise.
7558 (Layout::create_build_id): Likewise. Don't set
7559 after_input_sections on the section.
7560 (Layout::create_executable_stack_info): Remove target parameter.
7562 * layout.h (class Layout): Declare create_notes. Update
7563 declaration of create_executable_stack_info.
7564 * gold.cc (queue_middle_tasks): Call create_notes.
7565 * output.cc (Output_section::update_flags_for_input_section): Move
7566 here from output.h. If SHF_ALLOC flag is newly set, mark address
7568 * output.h (Output_data::mark_address_invalid): New function.
7569 (class Output_section): Only declare, not define,
7570 update_flags_for_input_section. Remove set_flags.
7572 2009-06-24 Ian Lance Taylor <iant@google.com>
7574 * script-sections.cc (Output_section_definition::
7575 set_section_addresses): Rename shadowing local load_address to
7578 2009-06-24 Ian Lance Taylor <iant@google.com>
7581 * reloc.cc (relocate_sections): Skip empty relocation sections.
7583 2009-06-23 Ian Lance Taylor <iant@google.com>
7586 * layout.cc (Layout::create_note): Use choose_output_section
7587 rather than make_output_section.
7589 2009-06-23 Ian Lance Taylor <iant@google.com>
7592 * options.cc (General_options::parse_V): Set printed_version_.
7593 (General_options::General_options): Initialize printed_version_.
7594 * options.h (class General_options): Add printed_version_ field.
7595 * gold.cc (queue_initial_tasks): If there are no input files,
7596 don't give a fatal error if we printed the version information.
7597 (queue_middle_tasks): If using -r with a shared object, give a
7598 fatal error rather than an ordinary error.
7600 2009-06-23 Ian Lance Taylor <iant@google.com>
7603 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7604 (Layout::make_output_section): Set have_stabstr_section_ if we see
7605 a .stab*str section.
7606 (Layout::finalize): Call link_stabs_sections.
7607 (Layout::link_stabs_sections): New file.
7608 * layout.h (class Layout): Add have_stabstr_section_ field.
7609 Declare link_stabs_sections.
7611 2009-06-23 Doug Kwan <dougkwan@google.com>
7613 * Makefile.am (libgold_a_LIBADD): New.
7614 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7615 * Makefile.in: Regenerate.
7616 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7617 * configure: Regenerate.
7618 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7619 * fileread.cc: Include sys/state.h
7620 * gold.h: Declare memmem and strndup if found missing.
7621 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7623 2009-06-23 Ian Lance Taylor <iant@google.com>
7625 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7626 * configure: Rebuild.
7628 2009-06-23 Ian Lance Taylor <iant@google.com>
7631 * object.cc (Object::section_contents): Don't try to get a view if
7632 the section has length zero.
7633 (Object::handle_gnu_warning_section): If the section is empty, use
7634 the name of the section as the warning.
7636 2009-06-23 Ian Lance Taylor <iant@google.com>
7639 * stringpool.h (class Stringpool_template): Add optimize_ field.
7640 (Stringpool_template::set_optimize): New function.
7641 * stringpool.cc (Stringpool_template::Stringpool_template):
7642 Initialize optimize_ field.
7643 (Stringpool_template::set_string_offsets): Test local optimize
7644 fild rather than parameter.
7645 * layout.cc (Layout::Layout): Call set_optimize on the section
7648 2009-06-22 Ian Lance Taylor <iant@google.com>
7651 * yyscript.y: Parse TARGET.
7652 * script.cc (script_set_target): New function.
7653 * script-c.h (script_set_target): Declare.
7654 * options.cc (General_options::string_to_object_format): Rename
7655 from string_to_object_format in anonymous namespace. Change
7657 * options.h (class General_options): Declare
7658 string_to_object_format.
7660 2009-06-22 Ian Lance Taylor <iant@google.com>
7662 * script-sections.cc (Script_sections::create_segments): Don't put
7663 program headers in a PT_LOAD segment if -n or -N.
7665 2009-06-22 Ian Lance Taylor <iant@google.com>
7668 * options.h (class General_options): Add -z lazy and -z now. Sort
7669 -z options into alphabetical order.
7670 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7672 2009-06-21 Ian Lance Taylor <iant@google.com>
7674 * layout.cc (Layout::make_output_section): Call
7675 Target::new_output_section.
7676 (Layout::attach_allocated_section_to_segment): Put large section
7677 sections in a separate load segment with the large segment flag
7679 (Layout::segment_precedes): Sort large data segments after other
7681 (align_file_offset): New static function.
7682 (Layout::set_segment_offsets): Use align_file_offset.
7683 * output.h (class Output_section): Add is_small_section_ and
7684 is_large_section_ fields.
7685 (Output_section::is_small_section): New function.
7686 (Output_section::set_is_small_section): New function.
7687 (Output_section::is_large_section): New function.
7688 (Output_section::set_is_large_section): New function.
7689 (Output_section::is_large_data_section): New function.
7690 (class Output_segment): Add is_large_data_segment_ field.
7691 (Output_segment::is_large_data_segment): New function.
7692 (Output_segment::set_is_large_data_segment): New function.
7693 * output.cc (Output_section::Output_section): Initialize new
7695 (Output_segment::Output_segment): Likewise.
7696 (Output_segment::add_output_section): Add assertion that large
7697 data sections always go in large data segments. Force small data
7698 sections to the end of the list of data sections. Force small BSS
7699 sections to the start of the list of BSS sections. For large BSS
7700 sections to the end of the list of BSS sections.
7701 * symtab.h (class Symbol): Declare is_common_shndx.
7702 (Symbol::is_defined): Check Symbol::is_common_shndx.
7703 (Symbol::is_common): Likewise.
7704 (class Symbol_table): Define enum Commons_section_type. Update
7705 declarations. Add small_commons_ and large_commons_ fields.
7706 * symtab.cc (Symbol::is_common_shndx): New function.
7707 (Symbol_table::Symbol_table): Initialize new fields.
7708 (Symbol_table::add_from_object): Put small and large common
7709 symbols in the right list.
7710 (Symbol_table::sized_finalized_symbol): Check
7711 Symbol::is_common_shndx.
7712 (Symbol_table::sized_write_globals): Likewise.
7713 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7714 common symbol lists. Don't call do_allocate_commons_list if the
7716 (Symbol_table::do_allocate_commons_list): Remove is_tls
7717 parameter. Add comons_section_type parameter. Change all
7718 callers. Handle small and large common symbols.
7719 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7720 Symbol::is_common_shndx.
7721 * resolve.cc (symbol_to_bits): Likewise.
7722 * target.h (Target::small_common_shndx): New function.
7723 (Target::small_common_section_flags): New function.
7724 (Target::large_common_shndx): New function.
7725 (Target::large_common_section_flags): New function.
7726 (Target::new_output_section): New function.
7727 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7728 small_common_section_flags, and large_common_section_flags
7730 (Target::do_new_output_section): New virtual function.
7731 * arm.cc (Target_arm::arm_info): Initialize new fields.
7732 * i386.cc (Target_i386::i386_info): Likewise.
7733 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7735 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7736 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7737 (Target_x86_64::do_new_output_section): New function.
7738 * configure.ac: Define conditional MCMODEL_MEDIUM.
7739 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7740 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7741 (large_LDFLAGS): Define.
7742 * testsuite/large.c: New file.
7743 * testsuite/testfile.cc (Target_test::test_target_info):
7744 Initialize new fields.
7745 * configure, testsuite/Makefile.in: Rebuild.
7747 2009-06-05 Doug Kwan <dougkwan@google.com>
7749 * Makefile.am (CCFILES): Add target.cc.
7750 * Makefile.in: Regenerate.
7751 * i386.cc (class Target_i386): Define new virtual method to
7752 override do_is_local_label_name in parent.
7753 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7754 local symbols if --discard-locals or -X is given.
7755 * options.h (class General_options): Declare new options
7756 '--discard-locals' and '-X' for discarding locals.
7757 * target.h (class Target): Define new methods is_local_label_name.
7758 Declare new virtual method do_is_local_label_name.
7759 * target.cc: New file.
7760 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7761 (check_SCRIPTS): Add discard_locals_test.sh.
7762 (check_DATA): Add discard_local_tests.syms.
7763 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7764 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7765 * testsuite/Makefile.in: Regenerate.
7766 * testsuite/discard_locals_test.c: New file.
7767 * testsuite/discard_locals_test.sh: Same.
7769 2009-06-05 Doug Kwan <dougkwan@google.com>
7771 * object.cc (Sized_relobj::Sized_relobj): Initialize
7772 discarded_eh_frame_shndx_ to -1U.
7773 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7775 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7776 a discarded .eh_frame section.
7777 (Sized_relobj::do_finalize_local_symbols): Ditto.
7778 * object.h (class Sized_relobj): Declare new member
7779 discarded_eh_frame_shndx_.
7780 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7781 (local_labels_test.o, local_labels_test): New rules.
7782 * testsuite/Makefile.in: Regenerate.
7784 2009-06-04 Doug Kwan <dougkwan@google.com>
7786 * layout.cc (Layout::section_name_mapping): Add mapping for
7787 special ARM sections.
7789 2009-06-03 Doug Kwan <dougkwan@google.com>
7791 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7792 (utils::has_overflow): Same.
7794 2009-06-03 Ian Lance Taylor <iant@google.com>
7796 * layout.cc (Layout::section_name_mapping): New array, replacing
7797 Layout::linkonce_mapping.
7798 (Layout::section_name_mapping_count): New variable, replacing
7799 Layout::linkonce_mapping_count.
7800 (Layout::linkonce_output_name): Remove.
7801 (Layout::output_section_name): Rewrite.
7802 * layout.h (class Layout): Rename Linkonce_mapping to
7803 Section_name_mapping, linkonce_mapping to section_name_mapping,
7804 linkonce_mapping_count to section_name_mapping_count. Don't
7805 declare linkonce_output_name.
7807 2009-06-03 Doug Kwan <dougkwan@google.com>
7809 * gold/arm.cc (namespace utils): New.
7810 (Target_arm::reloc_is_non_pic): Define new method.
7811 (class Arm_relocate_functions): New.
7812 (Target_arm::Relocate::relocate): Handle relocation types used by
7815 2009-06-03 Ian Lance Taylor <iant@google.com>
7817 * arm.cc (Target_arm::scan::global): Use || instead of |.
7819 2009-06-02 Doug Kwan <dougkwan@google.com>
7821 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7822 issued_non_pic_error_.
7823 (class Target_arm::Scan): Declare new method check_non_pic.
7824 Define new method symbol_needs_plt_entry.
7825 Declare new data member issued_non_pic_error_.
7826 (class Target_arm::Relocate): Declare new method
7827 should_apply_static_reloc.
7828 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7829 (Target_arm::Scan::check_non_pic): Define new method.
7830 (Target_arm::Scan::local): Handle a small subset of reloc types used
7832 (Target_arm::Scan::local): Same.
7833 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7835 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7837 * incremental.cc (Incremental_inputs::report_command_line): Filter
7838 out --incremental-* options.
7840 2009-05-29 Doug Kwan <dougkwan@google.com>
7842 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7844 (class Target_arm): Update comment.
7845 (Target_arm::Target_arm): Initialize new data members GOT_,
7846 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7847 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7848 and Target_arm::rel_dyn_section.
7849 Declare new_enum Target_arm::Got_type.
7850 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7852 Update commments for member do_dynsym_value.
7853 (Target_arm::got_size, Target_arm::plt_section,
7854 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7855 new methods inside class defintion.
7856 (Target_arm::got_section): Define new method.
7857 (Target_arm::rel_dyn_section): Same.
7858 (Output_data_plt_arm): New template class.
7859 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7860 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7861 (Output_data_plt_arm::add_entry): Same.
7862 (Output_data_plt_arm::first_plt_entry): Define new
7863 static data member for PLT instruction template.
7864 (Output_data_plt_arm::plt_entry): Same.
7865 (Output_data_plt_arm::do_write): Define new method.
7866 (Target_arm::make_plt_entry): Same.
7867 (Target_arm::do_finalize_sections): Same.
7868 (Target_arm::do_dynsym_value): Same.
7870 2009-05-28 Doug Kwan <dougkwan@google.com>
7872 * Makefile.am (TARGETSOURCES): Add arm.cc.
7873 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7874 * Makefile.in: Regenerate.
7876 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7878 2009-05-26 Doug Kwan <dougkwan@google.com>
7880 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7881 (General_options::check_excluded_libs): Strip off directories in
7882 archive name before matching like GNU ld does.
7883 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7884 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7885 (exclude_libs_test_LDFLAGS): Add linker option
7886 -Wl,--exclude-libs,libexclude_libs_test_3
7887 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7888 an explicit archive without using -l.
7889 (alt/libexclude_libs_test_3.a): New make rule.
7890 * testsuite/Makefile.in: Regenerate.
7891 * testsuite/exclude_libs_test.c : Declare lib3_default().
7893 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7894 * exclude_libs_test_3.c: New file.
7896 2009-05-26 Nick Clifton <nickc@redhat.com>
7898 * po/id.po: New Indonesian translation.
7899 * po/gold.pot: Updated template file.
7901 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7903 * testsuite/Makefile.am: Add -ffunction-sections to compile
7904 gc_comdat_test files. Add -Wl,--gc-sections to build
7906 * testsuite/Makefile.in: Regenerate.
7907 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7909 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7911 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7912 kept comdat section was garbage collected.
7913 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7914 * testsuite/Makefile.in: Regenerate.
7915 * testsuite/gc_comdat_test.sh: New file.
7916 * testsuite/gc_comdat_test_1.cc: New file.
7917 * testsuite/gc_comdat_test_2.cc: New file.
7919 2009-05-19 Doug Kwan <dougkwan@google.com>
7921 * archive.cc (Archive::Archive): Move constructor from archive.h
7922 to here. Initialize no_export_.
7923 (Archive::get_elf_object_for_member): Set no_export flag of object.
7924 * archive.h (Archive::Archive): Move constructor body to
7926 (Archive::no_export): New method.
7927 (Archive::no_export_): New field.
7928 * object.h (Object::Object): Initialize no_export_ to false.
7929 (Object::no_export, Object::set_no_export): New methods.
7930 (Object::no_export_): New field.
7931 * options.cc (General_options::parse_exclude_libs): New method.
7932 (General_options::check_excluded_libs) Same.
7933 * options.h (exclude_libs): New option.
7934 (General_options::check_excluded_libs): New method declaration.
7935 (General_options::excluded_libs_): New field.
7936 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7937 default or protected visibility if an object has no-export flag set.
7938 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7939 (check_SCRIPTS): Add exclude_libs_test.sh.
7940 (check_DATA): Add exclude_libs_test.syms.
7941 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7942 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7943 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7944 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7945 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7946 libexclude_libs_test_2.a): New rules.
7947 * testsuite/Makefile.in: Regenerate.
7948 * testsuite/exclude_libs_test.c: New file.
7949 * testsuite/exclude_libs_test.sh: Ditto.
7950 * testsuite/exclude_libs_test_1.c: Ditto.
7951 * testsuite/exclude_libs_test_2.c: Ditto.
7953 2009-05-15 Ian Lance Taylor <iant@google.com>
7955 * configure.ac: Check for declarations for cases where libiberty.h
7956 checks HAVE_DECL_xxx.
7957 * configure, config.in: Rebuild.
7959 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7961 * gold.h (Incremental_argument_list): Remove (invalid) forward
7963 * incremental.cc (Incremental_inputs::report_achive): New method.
7964 (Incremental_inputs::report_object): New method.
7965 (Incremental_inputs::report_script): New method.
7966 (Incremental_inputs::finalize_inputs): New method.
7967 (Incremental_inputs::finalize): Call finalize_inputs().
7968 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7969 Create inputs entries.
7970 * incremental.h (Incremental_input_type): New enum.
7971 (Incremental_inputs::Incremental_input): Initialize new fields.
7972 (Incremental_inputs::report_inputs): New method.
7973 (Incremental_inputs::report_achive): New method.
7974 (Incremental_inputs::report_object): New method.
7975 (Incremental_inputs::report_script): New method.
7976 (Incremental_inputs::finalize_inputs): New method.
7977 (Incremental_inputs::Input_info): New struct.
7978 (Incremental_inputs::Input_info_map): New typedef.
7979 (Incremental_inputs::lock_): New field.
7980 (Incremental_inputs::Inputs_): New field.
7981 (Incremental_inputs::Inputs_map): New field.
7982 * main.cc (main): Call Incremental_input::report_inputs.
7983 * options.h (Input_argument_list): Typedef moved from
7985 (Input_file_group::Files): Remove, use ::Input_argument_list.
7986 (Input_file_group::Input_argument_list): Remove, use
7987 ::Input_argument_list.
7988 * plugin.cc (Plugin_manager::add_input_file): Add error in
7990 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7992 * script.cc (read_input_script): Call
7993 Incremental_input::report_script.
7994 * script.h (Script_info): New class.
7996 2009-04-27 Ian Lance Taylor <iant@google.com>
7998 * x86_64.cc (do_adjust_output_section): Set entsize to
8001 2009-04-23 Elliott Hughes <enh@google.com>
8003 * output.cc (Output_file::close): After short writes, continue
8004 writing from the correct offset in the buffer being written.
8006 2009-04-23 Chris Demetriou <cgd@google.com>
8008 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8009 * configure: Regenerate.
8010 * config.in: Regenerate.
8011 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8012 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8014 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8016 * incremental.cc (Incremental_inputs_header_data): Renamed from
8017 Incremental_input_header_data.
8018 (Incremental_inputs_header_data::data_size): New field.
8019 (Incremental_inputs_header_data::put_input_file_count): Renamed
8020 from input_file_count.
8021 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8022 from command_line_offset.
8023 (Incremental_inputs_header_data::put_reserved): Renamed from
8025 (Incremental_inputs_entry_data): Renamed from
8026 Incremental_input_entry_data.
8027 (Incremental_inputs_entry_data::data_size): New field.
8028 (Incremental_inputs::report_command_line): New method.
8029 (Incremental_inputs::finalize): New method.
8030 (Incremental_inputs::create_incremental_inputs_data): New method.
8031 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8032 * incremental.h: New file.
8033 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8034 (Layout::finalize): Create incremental inputs section in
8036 (Layout::create_incremental_info_sections): New method.
8037 * layout.h (Layout::incremental_inputs): New method.
8038 (Layout::create_incremental_info_sections): New method.
8039 (Layout::incremental_inputs_): New field.
8040 * main.cc (main): Notify Incremental_input of the command line.
8042 2009-04-01 Ian Lance Taylor <iant@google.com>
8043 Mikolaj Zalewski <mikolajz@google.com>
8045 * gold.h (reserve_unordered_map): Define, three versions, one for
8046 each version of Unordered_map.
8047 * layout.cc (Layout::Layout): Remove options parameter. Add
8048 number_of_input_files parameter. Don't initialize options_.
8049 Initialize number_of_input_files_ and resized_signatures_. Move
8050 sections_are_attached_.
8051 (Layout::layout_group): Reserve space for group_signatures_.
8052 (Layout::find_or_add_kept_section): Change name parameter to be a
8053 reference. Resize signatures_ map when it gets large enough.
8054 (Layout::layout_eh_frame): Use parameters->options() instead of
8056 (Layout::make_output_section): Likewise.
8057 (Layout::attach_allocated_section_to_segment): Likewise.
8058 (Layout::finalize, Layout::create_executable_stack): Likewise.
8059 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8060 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8061 * layout.h (class Layout): Update declarations. Remove options_
8062 field. Add number_of_input_files_ and resized_signatures_
8063 fields. Move sections_are_attached_ field.
8064 * main.cc (main): Pass number of input files to Layout
8065 constructor. Don't pass options.
8067 2009-03-30 Ian Lance Taylor <iant@google.com>
8069 * ffsll.c (ffsll): Correct implementation.
8071 2009-03-27 Ian Lance Taylor <iant@google.com>
8073 * ffsll.c: New file.
8074 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8075 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8076 * ftruncate.c (ftruncate): Declare before definition.
8077 * mremap.c (mremap): Likewise.
8078 * pread.c (pread): Likewise.
8079 * configure, Makefile.in, config.in: Rebuild.
8081 * mremap.c: New file.
8082 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8083 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8084 (mremap): Declare if HAVE_MREMAP is not defined.
8085 * configure, Makefile.in, config.in: Rebuild.
8087 2009-03-27 Cary Coutant <ccoutant@google.com>
8089 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8090 position independent.
8091 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8092 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8094 2009-03-24 Cary Coutant <ccoutant@google.com>
8096 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8098 (needs_dynamic_reloc): Likewise.
8100 2009-03-24 Ian Lance Taylor <iant@google.com>
8102 * yyscript.y (file_cmd): Recognize EXTERN.
8103 (extern_name_list, extern_name_list_body): New nonterminals.
8104 * script.cc (script_add_extern): Define.
8105 * script-c.h (script_add_extern): Declare.
8107 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8109 * object.cc (is_elf_object): Define.
8110 * object.h (is_elf_object): Declare.
8111 * archive.cc (Archive::get_elf_object_for_member): Call
8113 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8115 2009-03-24 Elliott Hughes <enh@google.com>
8117 * output.cc (Output_file::map_anonymous): Define.
8118 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8119 try an anonymous one. Report the size if the mmap fails.
8120 * output.h (class Output_file): Declare map_anonymous.
8122 2009-03-24 Ian Lance Taylor <iant@google.com>
8124 * target-select.cc (instantiate_target): Don't acquire the lock if
8125 the instantiated_target_ field has already been set.
8127 2009-03-23 Ian Lance Taylor <iant@google.com>
8129 * gold-threads.h (class Initialize_lock): Define.
8130 * gold-threads.cc (class Initialize_lock_once): Define.
8131 (initialize_lock_control): New static variable.
8132 (initialize_lock_pointer): New static variable.
8133 (initialize_lock_once): New static function.
8134 (Initialize_lock::Initialize_lock): Define.
8135 (Initialize_lock::initialize): Define.
8136 * target-select.h: Include "gold-threads.h".
8137 (class Target_selector): Add lock_ and initialize_lock_ fields.
8138 Don't define instantiate_target, just declare it.
8139 * target-select.cc (Target_selector::Target_selector): Initialize
8141 (Target_selector::instantiate_target): Define.
8142 * descriptors.h: Include "gold-threads.h".
8143 (class Descriptors): Add initialize_lock_ field.
8144 * descriptors.cc (Descriptors::Descriptors): Initialize new
8146 (Descriptors::open): Use initialize_lock_ field
8147 * errors.h (class Errors): Add initialize_lock_ field.
8148 * errors.cc (Errors::Errors): Initialize new field.
8149 (Errors::initialize_lock): Use initialize_lock_ field.
8150 * powerpc.cc (class Target_selector_powerpc): Remove
8151 instantiated_target_ field. In do_recognize call
8152 instantiate_target rather than do_instantiate_target. In
8153 do_instantiate_target just allocate a new target.
8154 * sparc.cc (class Target_selector_sparc): Likewise.
8156 * freebsd.h: New file.
8157 * i386.cc: Include "freebsd.h".
8158 (Target_i386): Derive from Target_freebsd rather than
8160 (Target_selector_i386): Derive from Target_selector_freebsd rather
8161 than Target_selector.
8162 * x86_64.cc: Include "freebsd.h".
8163 (Target_x86_64): Derive from Target_freebsd rather than
8165 (Target_selector_x86_64): Derive from Target_selector_freebsd
8166 rather than Target_selector.
8167 * target.h (class Target): Add adjust_elf_header and
8168 do_adjust_elf_header.
8169 * output.cc (Output_file_header:: do_sized_write): Call target
8170 adjust_elf_header routine.
8171 * configure.tgt: Set targ_osabi.
8172 * configure.ac: Define GOLD_DEFAULT_OSABI.
8173 * parameters.cc (Parameters::default_target): Pass
8174 GOLD_DEFAULT_OSABI to select_target.
8175 * target-select.h (class Target_selector): Make instantiate_target
8176 protected rather than private.
8177 * Makefile.am (HFILES): Add freebsd.h.
8178 * configure, Makefile.in, config.in: Rebuild.
8180 * merge.cc (do_add_input_section): Correct pend value. Change
8181 message about last entry not being null terminated from error to
8184 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8186 * incremental.cc: New file.
8187 * Makefile.am (CCFILES): Add incremental.cc.
8188 * Makefile.in: Rebuild.
8190 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8192 * layout.cc (Layout::output_section_name): Preserve names
8193 of '.note.' sections.
8195 2009-03-19 Ian Lance Taylor <iant@google.com>
8197 * descriptors.cc (Descriptors::open): Check that the options are
8198 valid before using them.
8200 2009-03-18 Ian Lance Taylor <iant@google.com>
8202 * script-sections.h: Include <list>.
8203 (class Script_sections): Change Sections_elements from std::vector
8204 to std::list. Typedef public Elements_iterator. Add
8205 orphan_section_placement_, data_segment_align_start_, and
8206 saw_data_segment_align_ fields. Remove data_segment_align_index_
8208 * script-sections.cc (class Orphan_section_placement): New class.
8209 (class Sections_element): Add virtual functions is_relro and
8210 orphan_section_init. Remove virtual function place_orphan_here.
8211 (class Output_section_definition): Add is_relro and
8212 orphan_section_init. Remove place_orphan_here.
8213 (class Orphan_output_section): Likewise.
8214 (Script_sections::Script_sections): Update for field changes.
8215 (Script_sections::data_segment_align): Set saw_data_segment_align_
8216 and data_segment_align_start_, not data_segment_align_index.
8217 (Script_sections::data_segment_relro_end): Check
8218 saw_data_segment_align_. Use data_segment_align_start_ rather
8219 than data_segment_align_index_.
8220 (Script_sections::place_orphan): Rewrite to use
8221 Orphan_section_placement.
8223 2009-03-17 Ian Lance Taylor <iant@google.com>
8225 * archive.cc (Archive::add_symbols): Check for a version attached
8226 to the symbol name in the archive map.
8227 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8228 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8229 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8230 (ver_test_11.a): New target.
8231 * testsuite/Makefile.in: Rebuild.
8233 * configure.ac: Check for chsize and posix_fallocate. Replace
8235 * ftruncate.c: New file, from gnulib.
8236 * output.cc (posix_fallocate): Define dummy version if not
8237 HAVE_POSIX_FALLOCATE.
8238 (Output_file::map): Call posix_fallocate rather than lseek and
8240 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8241 * configure, Makefile.in, config.in: Rebuild.
8243 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8245 * layout.h (Layout::create_note): Add section_name parameter.
8246 * layout.cc (Layout::create_note): Likewise.
8247 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8249 2009-03-17 Ian Lance Taylor <iant@google.com>
8251 * descriptors.cc: Include "options.h".
8252 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8253 (Descriptors::open): Always use O_CLOEXEC when opening a new
8254 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8255 then set FD_CLOEXEC.
8257 * sparc.cc (class Target_sparc): Add has_got_section.
8258 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8259 make sure we have a GOT section.
8261 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8262 (Target_sparc::Scan::local): Likewise.
8263 (Target_sparc::Scan::global): Likewise.
8264 (Target_sparc::Relocate::relocate): Likewise.
8265 (Target_sparc::Relocate::relocate_tls): Likewise.
8267 * symtab.cc (Symbol_table::define_default_version): New function,
8268 broken out of add_from_object.
8269 (Symbol_table::add_from_object): Call define_default_version.
8270 (Symbol_table::define_special_symbol): Add resolve_oldsym
8271 parameter. Change all callers. If the version for a symbol comes
8272 from a version script, resolve it with the symbol with the same
8273 name with no version. Also add the symbol without a version if
8275 (do_define_in_output_data): If resolving with oldsym, don't delete
8277 (do_define_in_output_segment): Likewise.
8278 (do_define_as_constant): Likewise.
8279 * symtab.h (class Symbol_table): Update declarations.
8281 2009-03-13 Ian Lance Taylor <iant@google.com>
8283 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8284 (Read_symbols::requeue): New function.
8285 (Read_symbols::do_read_symbols): If make_elf_object fails because
8286 the target type is not configured, and the file was searched for,
8287 issue a warning and retry with the next directory.
8288 (Add_symbols::run): If the file has an incompatible format, and
8289 it was searched for, requeue the Read_symbols task. On error,
8291 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8292 dirindex parameter to constructor. Change all callers. Declare
8293 incompatible_warning and requeue.
8294 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8295 input_argument_ and input_group_ fields. Add them to
8296 constructor. Change all callers.
8297 (class Read_script): Add dirindex_ field. Add it to constructor.
8299 * archive.cc (Archive::setup): Remove input_objects parameter.
8301 (Archive::get_file_and_offset): Likewise.
8302 (Archive::read_all_symbols): Likewise.
8303 (Archive::read_symbols): Likewise.
8304 (Archive::get_elf_object_for_member): Remove input_objects
8305 parameter. Add punconfigured parameter. Change all callers.
8306 (Archive::add_symbols): Change return type to bool. Check return
8307 value of include_member.
8308 (Archive::include_all_members): Likewise.
8309 (Archive::include_member): Change return type to bool. Return
8310 false if first included object has incompatible target. Set
8311 included_member_ field.
8312 (Add_archive_symbols::run): If add_symbols returns false, requeue
8314 * archive.h (class Archive): Add included_member_ field.
8315 Initialize it in constructor. Add input_file and searched_for
8316 methods. Update declarations.
8317 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8318 input_argument_ fields. Add them to constructor. Change all
8320 * script.cc: Include "target-select.h".
8321 (class Parser_closure): Add skip_on_incompatible_target_ and
8322 found_incompatible_target_ fields. Add
8323 skip_on_incompatible_target parameter to constructor. Change all
8324 callers. Add methods skip_on_incompatible_target,
8325 clear_skip_on_incompatible_target, found_incompatible_target, and
8326 set_found_incompatible_target.
8327 (read_input_script): Add dirindex parameter. Change all callers.
8328 If parser finds an incompatible target, requeue Read_symbols
8330 (script_set_symbol): Clear skip_on_incompatible_target in
8332 (script_add_assertion, script_parse_option): Likewise.
8333 (script_start_sections, script_add_phdr): Likewise.
8334 (script_check_output_format): New function.
8335 * script.h (read_input_script): Update declaration.
8336 * script-c.h (script_check_output_format): Declare.
8337 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8338 (ignore_cmd): Remove OUTPUT_FORMAT.
8339 * fileread.cc (Input_file::Input_file): Add explicit this.
8340 (Input_file::will_search_for): New function.
8341 (Input_file::open): Add pindex parameter. Change all callers.
8342 * fileread.h (class Input_file): Add input_file_argument method.
8343 Declare will_search_for. Update declarations.
8344 * object.cc (make_elf_object): Add punconfigured parameter.
8346 * object.h (class Object): Make input_file public. Add
8347 searched_for method.
8348 (make_elf_object): Update declaration.
8349 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8351 * dirsearch.h (class Dirsearch): Update declaration.
8352 * options.h (class General_options): Add --warn-search-mismatch.
8353 * parameters.cc (Parameters::is_compatible_target): New function.
8354 * parameters.h (class Parameters): Declare is_compatible_target.
8355 * workqueue.cc (Workqueue::add_blocker): New function.
8356 * workqueue.h (class Workqueue): Declare add_blocker.
8358 * fileread.cc (Input_file::open): Remove options parameter.
8360 (Input_file::open_binary): Likewise.
8361 * script.cc (read_input_script): Likewise.
8362 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8363 options parameter from constructor. Change all callers.
8364 (class Read_script): Likewise.
8365 * fileread.h (class Input_file): Update declarations.
8366 * script.h (read_input_script): Update declaration.
8368 2009-03-10 Nick Clifton <nickc@redhat.com>
8370 * po/es.po: New Spanish translation.
8372 2009-03-06 Cary Coutant <ccoutant@google.com>
8374 * options.cc (parse_short_option): Keep dash_z from registering itself.
8376 2009-03-03 Ian Lance Taylor <iant@google.com>
8379 * target-reloc.h (relocate_section): Pass output_section to
8381 * i386.cc (Target_i386::should_apply_static_reloc): Add
8382 output_section parameter. Change all callers.
8383 (Target_i386::Relocate::relocate): Add output_section parameter.
8384 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8385 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8386 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8387 * testsuite/two_file_shared.sh: New script.
8388 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8389 (check_DATA): Add two_file_shared.dbg.
8390 (two_file_shared.dbg): New target.
8391 * testsuite/Makefile.in: Rebuild.
8393 2009-03-01 Ian Lance Taylor <iant@google.com>
8395 * configure.ac: Check for byteswap.h.
8396 * configure: Rebuild.
8397 * config.in: Rebuild.
8399 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8401 * layout.cc (Layout::find_or_add_kept_section): New function.
8402 (Layout::add_comdat): Removed.
8403 * layout.h (struct Kept_section): Move out of class Layout.
8404 Remove trailing underscores from field names. Add group_sections
8405 field. Rename group_ field to is_group. Change all uses.
8406 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8407 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8408 comdat_groups_ field.
8409 (Sized_relobj::include_section_group): Use
8410 find_or_add_kept_section and Kept_section::group_sections.
8411 (Sized_relobj::include_linkonce_section): Likewise.
8412 * object.cc (class Sized_relobj): Don't define Comdat_group or
8413 Comdat_group_table. Remove find_comdat_group and
8414 add_comdat_group. Remove comdat_groups_ field.
8415 * plugin.cc (include_comdat_group): Use
8416 Layout::find_or_add_kept_section.
8418 2009-02-28 Ian Lance Taylor <iant@google.com>
8420 * README: --gc-sections and map files are now supported. Document
8421 some build requirements.
8424 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8425 relocatable link set the value of the section symbol to zero.
8426 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8427 relocatable link don't include the section address in the local
8430 2009-02-27 Ian Lance Taylor <iant@google.com>
8433 * options.h (class Search_directory): Add is_system_directory.
8434 (class General_options): Declare is_in_system_directory.
8435 * options.cc (get_relative_sysroot): Make static.
8436 (get_default_sysroot): Make static.
8437 (General_optoins::is_in_system_directory): New function.
8438 * fileread.cc (Input_file::is_in_system_directory): New function.
8439 * fileread.h (class Input_file): Declare is_in_system_directory.
8440 * object.h (class Object): Add is_in_system_directory.
8441 (class Input_objects): Remove system_library_directory_ field.
8442 * object.cc (Input_objects::add_object): Don't set
8443 system_library_directory_.
8444 (input_objects::found_in_system_library_directory): Remove.
8445 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8446 parameter. Change all callers.
8447 (Symbol_table::sized_write_globals): Likewise.
8448 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8449 Call Object::is_in_system_directory.
8450 * symtab.h (class Symbol_table): Update declarations.
8453 * descriptors.h (Open_descriptor): Add is_on_stack field.
8454 * descriptors.cc (Descriptors::open): If the descriptor is on the
8455 top of the stack, remove it. Initialize is_on_stack field.
8456 (Descriptors::release): Only add pod to stack if it is not on the
8458 (Descriptors::close_some_descriptor): Clear stack_next and
8462 * output.cc (Output_section::find_starting_output_address): Rename
8463 from starting_output_address; add PADDR parameter; change return
8465 * output.h (class Output_section): Declare
8466 find_starting_output_address instead of starting_output_address.
8467 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8468 section symbol for which we can't find a merge section.
8471 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8472 hidden or internal, force the symbol to be local.
8473 * resolve.cc (Symbol::override_visibility): Define.
8474 (Symbol::override_base): Use override_visibility.
8475 (Symbol_table::resolve): Likewise.
8476 (Symbol::override_base_with_special): Likewise.
8477 (Symbol_table::override_with_special): If the visibility is hidden
8478 or internal, force the symbol to be local.
8479 * symtab.h (class Symbol): Add set_visibility and
8480 override_visibility.
8481 * testsuite/ver_test_1.sh: New file.
8482 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8483 (check_DATA): Add ver_test_1.syms.
8484 (ver_test_1.syms): New target.
8485 * testsuite/Makefile.in: Rebuild.
8487 2009-02-25 Cary Coutant <ccoutant@google.com>
8489 * layout.cc (Layout::choose_output_section): Don't rename sections
8490 when using a linker script that has a SECTIONS clause.
8491 * Makefile.in: Regenerate.
8493 * testsuite/Makefile.am (script_test_5.sh): New test case.
8494 * testsuite/Makefile.in: Regenerate.
8495 * testsuite/script_test_5.cc: New file.
8496 * testsuite/script_test_5.sh: New file.
8497 * testsuite/script_test_5.t: New file.
8499 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8501 * archive.cc (Archive::include_member): Update calls to add_symbols.
8502 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8503 the Layout argument.
8504 * dynobj.h (do_add_symbols): Add the Layout argument.
8505 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8507 * object.h (Object::add_symbols): Add the Layout argument.
8508 (Object::do_add_symbols): Add the Layout argument.
8509 (Sized_relobj::do_add_symbols): Add the Layout argument.
8510 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8511 Unify the two versions.
8512 (Add_plugin_symbols): Remove.
8513 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8514 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8515 (Add_plugin_symbols): Remove.
8516 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8517 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8518 (Add_symbols::run): Make it work with Pulginobj.
8520 2009-02-06 Ian Lance Taylor <iant@google.com>
8522 * object.cc (Sized_relobj::do_layout): Make info message start
8523 with lower case letter.
8525 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8527 * binary.cc: Fix file comment.
8529 * options.h (enum Incremental_disposition): Define.
8530 (class General_options): Add new options: --incremental,
8531 --incremental_changed, --incremental_unchanged,
8532 --incremental_unknown. Add incremental_disposition_ and
8533 implicit_incremental_ fields.
8534 (General_options::incremental_disposition): New function.
8535 (class Position_dependent_options): Add incremental_disposition
8537 (Position_dependent_options::copy_from_options): Set incremental
8539 * options.cc (General_options::parse_incremental_changed): New
8541 (General_options::parse_incremental_unchanged): New function.
8542 (General_options::parse_incremental_unknown): New function.
8543 (General_options::General_options): Initialize new fields
8544 incremental_disposition_ and implicit_incremental_.
8545 (General_options::finalize): Check for uasge of --incremental-*
8546 without --incremental.
8548 2009-02-06 Chris Demetriou <cgd@google.com>
8550 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8551 pointer and to report location as the file name associated with
8553 (gold_undefined_symbol_at_location): New function to replace the
8554 old gold_undefined_symbol functionality.
8555 * target-reloc.h (relocate_section): Update to use
8556 gold_undefined_symbol_at_location.
8557 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8558 Call gold_undefined_symbol function rather than gold_error.
8559 * errors.h (Errors::undefined_symbol): Take location as a
8560 string, rather than calculating it from a relocation.
8561 * errors.cc (Errors::fatal): Print "fatal error:" before the
8563 (Errors::error, Errors::error_at_location): Print "error: "
8564 before the formatted message.
8565 (Errors::undefined_symbol): Take location as a string, rather
8566 than calculating it from a relocation.
8567 (gold_undefined_symbol_at_location): New function akin to
8568 old gold_undefined_symbol, calculates location from relocation.
8569 (gold_undefined_symbol): Change to take only a Symbol pointer
8570 and to report location as the file name associated with the symbol.
8571 * testsuite/debug_msg.sh: Update for changed error messages.
8572 * testsuite/undef_symbol.sh: Likewise.
8574 2009-02-04 Duncan Sands <baldrick@free.fr>
8577 * reduced_debug_output.h
8578 (Output_reduced_debug_abbrev_section::failed): Use format for
8580 (Output_reduced_debug_info_section::faild): Likewise.
8582 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8584 * script.cc (Lazy_demangler): New class.
8585 (Version_script_info::get_symbol_version_helper): Demangle a
8588 2009-01-29 Cary Coutant <ccoutant@google.com>
8590 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8592 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8594 2009-01-28 Ian Lance Taylor <iant@google.com>
8596 * version.cc (version_string): Bump to 1.9.
8598 * gold.h: Include <cstring> and <stdint.h>.
8599 * version.cc: Include <cstdio>.
8600 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8602 * reduced_debug_output.cc (insert_into_vector): Rename from
8603 Insert_into_vector; change all callers. Use Swap_unaligned to
8604 avoid aliasing issue; remove union since it is unnecessary.
8606 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8608 * Makefile.am (CCFILES): Add gc.cc.
8610 * Makefile.in: Regenerate.
8611 * gold.cc (Gc_runner): New class.
8612 (queue_initial_tasks): Call garbage collection related tasks
8613 when corresponding options are invoked.
8614 (queue_middle_gc_tasks): New function.
8615 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8616 processed early before laying out sections during garbage collection.
8617 * gold.h (queue_middle_gc_tasks): New function.
8618 (is_prefix_of): Move from "layout.cc".
8619 * i386.cc (Target_i386::gc_process_relocs): New function.
8620 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8621 * main.cc (main): Create object of class "Garbage_collection".
8622 * object.cc (Relobj::copy_symbols_data): New function.
8623 (Relobj::is_section_name_included): New function.
8624 (Sized_relobj::do_layout): Allow this function to be called twice
8625 during garbage collection and defer layout of section during the
8627 * object.h (Relobj::get_symbols_data): New function.
8628 (Relobj::is_section_name_included): New function.
8629 (Relobj::copy_symbols_data): New function.
8630 (Relobj::set_symbols_data): New function.
8631 (Relobj::get_relocs_data): New function.
8632 (Relobj::set_relocs_data): New function.
8633 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8634 (Relobj::gc_process_relocs): New function.
8635 (Relobj::do_gc_process_relocs): New pure virtual function.
8636 (Relobj::sd_): New data member.
8637 (Sized_relobj::is_output_section_offset_invalid): New function.
8638 (Sized_relobj::do_gc_process_relocs): New function.
8639 * options.h (General_options::gc_sections): Modify to not be a no-op.
8640 (General_options::print_gc_sections): New option.
8641 * plugin.cc (Plugin_finish::run): Remove function call to
8642 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8643 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8644 * reloc.cc (Read_relocs::run): Add task to process relocs and
8645 determine unreferenced sections when doing garbage collection.
8646 (Gc_process_relocs): New class.
8647 (Sized_relobj::do_gc_process_relocs): New function.
8648 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8649 sections that are garbage collected.
8650 * reloc.h (Gc_process_relocs): New class.
8651 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8652 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8653 symbols whose corresponding sections are garbage collected.
8654 (Symbol_table::Symbol_table): Add new parameter for the garbage
8656 (Symbol_table::gc_mark_undef_symbols): New function.
8657 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8658 (Symbol_table::gc_mark_dyn_syms): New function.
8659 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8661 (Symbol_table::add_from_object): Likewise.
8662 (Symbol_table::add_from_relobj): When building shared objects, do not
8663 treat externally visible symbols as garbage.
8664 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8665 table information for static and relocatable links.
8666 * symtab.h (Symbol_table::set_gc): New function.
8667 (Symbol_table::gc): New function.
8668 (Symbol_table::gc_mark_undef_symbols): New function.
8669 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8670 (Symbol_table::gc_mark_dyn_syms): New function.
8671 (Symbol_table::gc_): New data member.
8672 * target.h (Sized_target::gc_process_relocs): New pure virtual
8674 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8675 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8677 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8679 * options.h (General_options::gc_sections): Define as a no-op for now.
8680 (General_options::no_keep_memory): Ditto.
8681 (General_options::Bshareable): Define.
8682 * options.cc (General_options::finalize): Honor -Bshareable.
8684 2009-01-20 Andreas Schwab <schwab@suse.de>
8686 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8687 read the value in the contents, since we don't use it. Use the
8688 template endianness when writing.
8689 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8691 2009-01-19 Andreas Schwab <schwab@suse.de>
8693 * configure.tgt (powerpc64-*): Fix targ_obj.
8695 2009-01-15 Ian Lance Taylor <iant@google.com>
8697 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8698 local symbols when stripping all symbols.
8700 2009-01-14 Cary Coutant <ccoutant@google.com>
8702 * output.cc (Output_reloc): Add explicit instantiations.
8704 2009-01-14 Cary Coutant <ccoutant@google.com>
8706 * archive.cc (Archive::get_elf_object_for_member): Remove call
8707 to File_read::claim_for_plugin.
8708 * descriptors.cc (Descriptors::open): Remove reference to
8710 (Descriptors::claim_for_plugin): Remove.
8711 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8712 (Descriptors::is_claimed): Remove.
8713 (claim_descriptor_for_plugin): Remove.
8714 * fileread.cc (File_read::claim_for_plugin): Remove.
8715 * fileread.h (File_read::claim_for_plugin): Remove.
8716 (File_read::descriptor): Reopen descriptor if necessary.
8717 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8718 (Plugin_manager::all_symbols_read): Add task parameter. Change
8720 (Plugin_manager::get_input_file): New function.
8721 (Plugin_manager::release_input_file): New function.
8722 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8723 corresponding data member.
8724 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8725 and pass to base constructor. Change all callers.
8726 (get_input_file, release_input_file): New functions.
8727 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8728 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8729 (Plugin_manager::all_symbols_read): Add task parameter.
8730 (Plugin_manager::get_input_file): New function.
8731 (Plugin_manager::release_input_file): New function.
8732 (Plugin_manager::task_): New data member.
8733 (Pluginobj::Pluginobj): Add filesize parameter.
8734 (Pluginobj::filename): New function.
8735 (Pluginobj::descriptor): New function.
8736 (Pluginobj::filesize): New function.
8737 (Pluginobj::filesize_): New data member.
8738 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8739 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8740 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8742 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8743 with archive libraries.
8744 * testsuite/Makefile.in: Regenerate.
8745 * testsuite/plugin_test.c (struct sym_info): New type.
8746 (get_input_file, release_input_file): New static variables.
8747 (onload): Capture new transfer vector entries.
8748 (claim_file_hook): Stop reading at end of file according to filesize.
8749 Factor out parsing of readelf output into separate function.
8750 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8751 APIs and get the source file name from the symbol table. Convert
8752 source file name to corresponding object file name. Print info
8753 message when adding new input files.
8754 (parse_readelf_line): New function.
8755 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8756 * testsuite/plugin_test_2.sh: Likewise.
8757 * testsuite/plugin_test_3.sh: Likewise.
8758 * testsuite/plugin_test_4.sh: New test case.
8760 2009-01-07 Ian Lance Taylor <iant@google.com>
8762 * version.cc (version_string): Bump to 1.8.
8764 2008-12-23 Cary Coutant <ccoutant@google.com>
8766 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8767 * plugin.cc (Plugin_manager::finish): Rename as
8768 layout_deferred_objects. Move cleanup to separate function.
8769 (Plugin_manager::cleanup): New function.
8770 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8772 * plugin.h (Plugin_manager::finish): Rename as
8773 layout_deferred_objects.
8774 (Plugin_manager::cleanup): New function.
8775 (Plugin_manager::cleanup_done): New field.
8777 2008-12-23 Cary Coutant <ccoutant@google.com>
8779 * plugin.cc (is_visible_from_outside): New function.
8780 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8781 so we don't return "IR only" status for exported symbols or -r links.
8783 * testsuite/Makefile.am (plugin_test_3): New test case.
8784 * testsuite/Makefile.in: Regenerate.
8785 * testsuite/plugin_test_3.sh: New file.
8787 2008-12-22 Cary Coutant <ccoutant@google.com>
8789 * object.cc (Sized_relobj::layout_section): New function.
8790 (Sized_relobj::do_layout): Defer layout of input sections until after
8791 plugin has provided replacement files.
8792 (Sized_relobj::do_layout_deferred_sections): New function.
8793 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8794 (Relobj::layout_deferred_sections): New function.
8795 (Relobj::do_layout_deferred_sections): New function.
8796 (Sized_relobj::do_layout_deferred_sections): New function.
8797 (Sized_relobj::layout_section): New function.
8798 (Sized_relobj::Deferred_layout): New structure.
8799 (Sized_relobj::deferred_layout_): New field.
8800 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8801 Change all callers. Layout deferred sections.
8802 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8804 (Plugin_hook::run): Move code from do_plugin_hook inline.
8805 (Plugin_hook::do_plugin_hook): Remove.
8806 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8807 (Plugin_manager::finish): Renamed, was cleanup.
8808 (Plugin_manager::should_defer_layout): New function.
8809 (Plugin_manager::add_deferred_layout_object): New function.
8810 (Plugin_manager::Deferred_layout_list): New type.
8811 (Plugin_manager::deferred_layout_objects_): New field.
8812 (Plugin_hook::do_plugin_hook): Remove.
8814 2008-12-17 Ian Lance Taylor <iant@google.com>
8816 * options.h (class General_options): Add --no case for
8819 2008-12-16 Cary Coutant <ccoutant@google.com>
8821 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8823 (Plugin_manager::claim_file): Create plugin object even if
8824 plugin did not call the add_symbols callback.
8825 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8826 asking for more symbols than were added.
8827 * testsuite/Makefile.am (plugin_test_1): Add test case with
8829 (empty.syms): New target.
8830 * testsuite/Makefile.in: Regenerate.
8831 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8832 message. Don't call add_symbols if no globals.
8833 (all_symbols_read_hook): Don't provide replacement for empty
8836 2008-12-12 Ian Lance Taylor <iant@google.com>
8838 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8839 r_type == 0 for a local symbol with r_sym == 0.
8840 (scan_relocatable_relocs): Pass r_sym to
8841 local_non_section_strategy.
8842 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8845 * configure.ac: Update test for TLS descriptors: they are
8846 supported as of glibc 2.9.
8847 * configure: Rebuild.
8849 2008-12-11 Ian Lance Taylor <iant@google.com>
8852 * target-reloc.h (Default_scan_relocatable_relocs): For each
8853 function, map r_type == 0 to RELOC_DISCARD.
8855 2008-12-10 Cary Coutant <ccoutant@google.com>
8857 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8858 object to override a kept COMDAT group from a plugin object.
8860 2008-12-09 Ian Lance Taylor <iant@google.com>
8863 * yyscript.y (file_cmd): Handle INPUT.
8865 * testsuite/initpri1.c: Change all declarations to be full
8866 prototypes by adding void, to avoid compiler warnings.
8868 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8870 * options.cc (General_options::parse_plugin_opt): New.
8871 (General_options::add_plugin): The argument now is just the filename.
8872 (General_options::add_plugin_option): New.
8873 * options.h (plugin_opt): New.
8874 (add_plugin): Change argument name.
8875 (add_plugin_option): New.
8876 * plugin.cc (Plugin::load): Don't parse the plugin option.
8877 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8878 (Plugin::add_option): New.
8879 (Plugin::args_): Change type.
8880 (Plugin::filename_): New.
8881 (Plugin_manager::add_plugin_option): New.
8882 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8883 * testsuite/Makefile.in: Regenerate.
8885 2008-12-05 Cary Coutant <ccoutant@google.com>
8887 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8888 Handle --strip-lto-sections option.
8889 * options.h (strip_lto_sections): New option.
8891 2008-12-01 Cary Coutant <ccoutant@google.com>
8893 * plugin.cc (ld_plugin_message): Change format parameter to const.
8894 Fix mismatch between new[] and delete.
8896 2008-11-14 Cary Coutant <ccoutant@google.com>
8898 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8901 2008-11-05 Craig Silverstein <csilvers@google.com>
8903 * options.cc (General_options::parse_dynamic_list): New function.
8904 * options.h (General_options): New flags dynamic_list,
8905 dynamic_list_data, dynamic_list_cpp_new, and
8906 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8907 (General_options::in_dynamic_list): New function.
8908 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8909 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8910 (Lex::can_continue_name): Likewise.
8912 (read_script_file): New parameter script_options.
8913 (read_dynamic_list): New function.
8914 (Script_options::define_dynamic_list): New function.
8915 (dynamic_list_keyword_parsecodes): New variable.
8916 (dynamic_list_keywords): New variable.
8917 * script.h (Script_options::define_dynamic_list): New function
8919 (read_dynamic_list): New function prototype.
8920 * symtab.cc (strprefix): New macro.
8921 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8922 dynamic_list_data, dynamic_list_cpp_new, and
8923 dynamic_list_cpp_typeinfo.
8924 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8925 (dynamic_list_expr): New rule.
8926 (dynamic_list_nodes): Likewise.
8927 (dynamic_list_node): Likewise.
8928 * testsuite/Makefile.am (dynamic_list): New test.
8929 * testsuite/Makefile.in: Regenerated.
8930 * testsuite/dynamic_list.t: New file.
8931 * testsuite/dynamic_list.sh: New file.
8933 2008-11-05 Craig Silverstein <csilvers@google.com>
8935 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8936 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8937 (t11_last): Likewise.
8938 * testsuite/ver_test_6.c (main): Likewise.
8940 2008-10-07 Cary Coutant <ccoutant@google.com>
8942 * options.c (General_options::finalize): Add check for -static and
8944 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8947 2008-10-02 Cary Coutant <ccoutant@google.com>
8949 * plugin.cc (make_sized_plugin_object): Fix conditional
8950 compilation to work when not all targets are enabled.
8952 2008-09-29 Cary Coutant <ccoutant@google.com>
8954 * archive.cc (Archive::get_file_and_offset): Use filename instead
8955 of name to get library path.
8956 (Archive::include_member): Unlock external member of a thin archive.
8958 * testsuite/Makefile.am (TEST_AR): New variable.
8959 (thin_archive_test_1): New test.
8960 (thin_archive_test_2): New test.
8961 * testsuite/Makefile.in: Regenerate.
8962 * testsuite/thin_archive_main.cc: New file.
8963 * testsuite/thin_archive_test_1.cc: New file.
8964 * testsuite/thin_archive_test_2.cc: New file.
8965 * testsuite/thin_archive_test_3.cc: New file.
8966 * testsuite/thin_archive_test_4.cc: New file.
8968 2008-09-29 Cary Coutant <ccoutant@google.com>
8970 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8971 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8973 (Sized_relobj::do_finalize_local_symbols): Likewise.
8974 (Sized_relobj::map_to_kept_section): Likewise.
8975 * object.h (Sized_relobj::invalid_address): New constant.
8976 (Sized_relobj::do_output_section_offset): Check for invalid_address
8978 * output.cc (Output_reloc::local_section_offset): Use constant
8979 invalid_address instead of -1U.
8980 (Output_reloc::get_address): Likewise.
8981 (Output_section::output_address): Change -1U to -1ULL.
8982 * output.h (Output_reloc::invalid_address): New constant.
8983 * reloc.cc (Sized_relobj::write_sections): Use constant
8984 invalid_address instead of -1U.
8985 (Sized_relobj::relocate_sections): Likewise.
8986 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8987 values for merge sections.
8988 * target-reloc.h (relocate_for_relocatable): Use constant
8989 invalid_address instead of -1U.
8991 2008-09-19 Cary Coutant <ccoutant@google.com>
8993 Add plugin functionality for link-time optimization (LTO).
8994 * configure.ac (plugins): Add --enable-plugins option.
8995 * configure: Regenerate.
8996 * config.in: Regenerate.
8997 * Makefile.am (LIBDL): New variable.
8998 (CCFILES): Add plugin.cc.
8999 (HFILES): Add plugin.h.
9000 (ldadd_var): Add LIBDL.
9001 * Makefile.in: Regenerate.
9003 * archive.cc: Include "plugin.h".
9004 (Archive::setup): Don't preread archive symbols when using a plugin.
9005 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9006 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9008 (Archive::include_member): Add symbols from plugin objects.
9009 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9010 * descriptors.cc (Descriptors::open): Check for file descriptors
9011 abandoned by plugins.
9012 (Descriptors::claim_for_plugin): New function.
9013 * descriptors.h (Descriptors::claim_for_plugin): New function.
9014 (Open_descriptor::is_claimed): New field.
9015 (claim_descriptor_for_plugin): New function.
9016 * fileread.cc (File_read::claim_for_plugin): New function.
9017 * fileread.h (File_read::claim_for_plugin): New function.
9018 (File_read::descriptor): New function.
9019 * gold.cc: Include "plugin.h".
9020 (queue_initial_tasks): Add task to call plugin hooks for generating
9022 * main.cc: Include "plugin.h".
9023 (main): Load plugin libraries.
9024 * object.h (Pluginobj): Declare.
9025 (Object::pluginobj): New function.
9026 (Object::do_pluginobj): New function.
9027 (Object::set_target): New function.
9028 * options.cc: Include "plugin.h".
9029 (General_options::parse_plugin): New function.
9030 (General_options::General_options): Initialize plugins_ field.
9031 (General_options::add_plugin): New function.
9032 * options.h (Plugin_manager): Declare.
9033 (General_options): Add --plugin option.
9034 (General_options::has_plugins): New function.
9035 (General_options::plugins): New function.
9036 (General_options::add_plugin): New function.
9037 (General_options::plugins_): New field.
9038 * plugin.cc: New file.
9039 * plugin.h: New file.
9040 * readsyms.cc: Include "plugin.h".
9041 (Read_symbols::do_read_symbols): Check for archive before checking
9042 for ELF file. Call plugin hooks to claim files.
9043 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9044 from a real object file; force override when processing replacement
9046 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9047 (Symbol::init_base_object): Likewise.
9048 (Symbol::init_base_output_data): Likewise.
9049 (Symbol::init_base_output_segment): Likewise.
9050 (Symbol::init_base_constant): Likewise.
9051 (Symbol::init_base_undefined): Likewise.
9052 (Symbol::output_section): Assert that object is not a plugin.
9053 (Symbol_table::add_from_pluginobj): New function.
9054 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9056 (Symbol_table::sized_write_globals): Likewise.
9057 (Symbol_table::add_from_pluginobj): Instantiate template.
9058 * symtab.h (Sized_pluginobj): Declare.
9059 (Symbol::in_real_elf): New function.
9060 (Symbol::set_in_real_elf): New function.
9061 (Symbol::in_real_elf_): New field.
9062 (Symbol_table::add_from_pluginobj): New function.
9064 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9065 (LIBDL): New variable.
9067 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9068 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9069 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9070 (MOSTLYCLEANFILES): Likewise.
9071 * testsuite/Makefile.in: Regenerate.
9072 * testsuite/plugin_test.c: New file.
9073 * testsuite/plugin_test_1.sh: New file.
9074 * testsuite/plugin_test_2.sh: New file.
9076 2008-09-16 Ian Lance Taylor <iant@google.com>
9078 * target-reloc.h (relocate_section): Check whether a symbol is
9079 defined by the ABI before reporting an undefined symbol error.
9080 * target.h (Target::is_defined_by_abi): Make parameter const.
9081 (Target::do_is_defined_by_abi): Likewise.
9082 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9083 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9084 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9085 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9086 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9087 * testsuite/Makefile.in: Rebuild.
9089 * fileread.cc (make_view): Add casts to avoid warning.
9091 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9093 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9094 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9096 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9098 * options.h (General_options::output_is_executable): New.
9099 (General_options::output_is_pie): New.
9100 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9101 for shared libraries.
9102 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9104 2008-09-11 Chris Demetriou <cgd@google.com>
9106 * options.h (origin): New -z option.
9107 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9108 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9111 2008-09-05 Cary Coutant <ccoutant@google.com>
9113 * fileread.cc (File_read::make_view): Add check for attempt to map
9116 2008-09-05 Cary Coutant <ccoutant@google.com>
9118 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9119 explicit instantiations.
9121 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9124 * options.cc (General_options::finalize): Allow undefined symbols
9125 in shlibs if linking -shared.
9128 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9129 symbols as not needing a dynsym entry.
9131 2008-08-20 Craig Silverstein <csilvers@google.com>
9133 * fileread.cc (File_read::open): Do not lock the file unless it
9134 was successfully opened.
9136 2008-08-14 Cary Coutant <ccoutant@google.com>
9138 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9139 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9140 * testsuite/tls_test.cc (struct int128): 128-bit struct
9141 for testing TLS relocs with non-zero addend.
9142 (v12): New TLS variable.
9144 (t_last): Add check for v12.
9145 * testsuite/tls_test.h (t12): New function.
9146 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9148 2008-08-13 Ian Lance Taylor <iant@google.com>
9150 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9151 set tls_segment_ or relro_segment_.
9152 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9154 * output.h (Output_section::clear_is_relro): New function.
9155 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9156 sections specially even when output_data_ is empty.
9157 (Output_segment::maximum_alignment): When first section is relro,
9158 only force alignment for PT_LOAD segments.
9159 * script.cc (script_data_segment_align): New function.
9160 (script_data_segment_relro_end): New function.
9161 * script-c.h (script_data_segment_align): Declare.
9162 (script_data_segment_relro_end): Declare.
9163 * script-sections.h (class Script_sections): Declare
9164 data_segment_align and data_segment_relro_end. Add fields
9165 segment_align_index_ and saw_relro_end_.
9166 * script-sections.cc (class Sections_element): Add set_is_relro
9167 virtual function. Add new bool* parameter to place_orphan_here.
9168 Add get_output_section virtual function.
9169 (class Output_section_definition): Add set_is_relro. Add new
9170 bool* parameter to place_orphan_here. Add get_output_section.
9171 Add is_relro_ field.
9172 (Output_section_definition::Output_section_definition): Initialize
9173 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9174 and is_relro_ fields.
9175 (Output_section_definition::place_orphan_here): Add is_relro
9177 (Output_section_definition::set_section_addresses): Set relro for
9179 (Output_section_definition::alternate_constraint): Likewise.
9180 (class Orphan_output_section): Add new bool* parameter to
9181 place_orphan_here. Add get_output_section.
9182 (Orphan_output_section::place_orphan_here): Add is_relro
9184 (Script_sections::Script_sections): Initialize
9185 data_segment_align_index_ and saw_relro_end_.
9186 (Script_sections::data_segment_align): New function.
9187 (Script_sections::data_segment_relro_end): New function.
9188 (Script_sections::place_orphan): Set or clear is_relro.
9189 (Script_sections::set_section_addresses): Force alignment of first
9191 * yyscript.y (exp): Call script_data_segment_align and
9192 script_data_segment_relro_end.
9193 * testsuite/relro_script_test.t: New file.
9194 * testsuite/relro_test.cc (using_script): Declare.
9195 (t1, t2): Test using_script.
9196 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9197 (relro_script_test_SOURCES): Define.
9198 (relro_script_test_DEPENDENCIES): Define.
9199 (relro_script_test_LDFLAGS): Define.
9200 (relro_script_test_LDADD): Define.
9201 (relro_script_test.so): New target.
9202 * testsuite/Makefile.in: Rebuild.
9204 2008-08-06 Cary Coutant <ccoutant@google.com>
9206 * archive.cc (Archive::total_archives, Archive::total_members)
9207 (Archive::total_members_loaded): New variables.
9208 (Archive::setup): Add parameter. Add option to preread
9210 (Archive::read_armap): Add counter.
9211 (Archive::get_file_and_offset): New function.
9212 (Archive::get_elf_object_for_member): New function.
9213 (Archive::read_all_symbols): New function.
9214 (Archive::read_symbols): New function.
9215 (Archive::add_symbols): Add counters.
9216 (Archive::include_all_members): Use armap to find members if it's
9218 (Archive::include_member): Skip reading symbols if already read.
9219 Factored code into Archive::get_file_and_offset and
9220 Archive::get_elf_object_for_member. Changed call to
9221 Mapfile::report_include_archive_member.
9222 (Archive::print_stats): New function.
9223 * archive.h: Declare Object and Read_symbols_data classes.
9224 (Archive::Archive): Add initializers for new members.
9225 (Archive::setup): Add parameter.
9226 (Archive::print_stats): New function.
9227 (Archive::total_archives, Archive::total_members)
9228 (Archive::total_members_loaded): New variables.
9229 (Archive::get_file_and_offset): New function.
9230 (Archive::get_elf_object_for_member): New function.
9231 (Archive::read_all_symbols): New function.
9232 (Archive::read_symbols): New function.
9233 (Archive::Archive_member): New class.
9234 (Archive::members_): New member.
9235 (Archive::num_members_): New member.
9236 * main.cc: Include archive.h.
9237 (main): Call Archive::print_stats.
9238 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9239 archive parameter; member_name is now the fully-decorated name.
9240 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9241 * options.h: (General_options): Add --preread-archive-symbols option.
9242 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9245 2008-08-04 Ian Lance Taylor <iant@google.com>
9247 * symtab.h (Symbol::use_plt_offset): New function.
9248 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9249 * powerpc.cc (Relocate::relocate): Likewise.
9250 * sparc.cc (Relocate::relocate): Likewise.
9251 * x86_64.cc (Relocate::relocate): Likewise.
9252 * testsuite/weak_plt.sh: New test.
9253 * testsuite/weak_plt_main.cc: New test.
9254 * testsuite/weak_plt_shared.cc: New test.
9255 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9256 (check_PROGRAMS): Add weak_plt.
9257 (check_DATA): Add weak_plt_shared.so.
9258 (weak_plt_main_pic.o, weak_plt): New targets.
9259 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9260 * testsuite/Makefile.in: Rebuild.
9262 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9264 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9265 * testsuite/Makefile.in: Rebuild.
9267 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9269 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9270 * Makefile.in: Regenerate.
9271 * po/POTFILES.in: Regenerate.
9273 2008-07-29 Ian Lance Taylor <iant@google.com>
9275 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9276 symbols before other symbols.
9277 * testsuite/script_test_2.cc (test_addr): Declare.
9278 (test_addr_alias): Declare.
9279 (main): Check that test_addr and test_addr_alias have the right
9281 * testsuite/script_test_2.t: Define test_addr_alias and
9284 2008-07-24 Ian Lance Taylor <iant@google.com>
9287 * descriptors.cc: New file.
9288 * descriptors.h: New file.
9289 * gold-threads.h (class Hold_optional_lock): New class.
9290 * fileread.cc: Include "descriptors.h".
9291 (File_read::~File_read): Release descriptor rather than closing
9293 (File_read::open) [file]: Call open_descriptor rather than open.
9294 Set is_descriptor_opened_.
9295 (File_read::open) [memory]: Assert that descriptor is not open.
9296 (File_read::reopen_descriptor): New function.
9297 (File_read::release): Release descriptor.
9298 (File_read::do_read): Make non-const. Reopen descriptor.
9299 (File_read::read): Make non-const.
9300 (File_read::make_view): Reopen descriptor.
9301 (File_read::do_readv): Likewise.
9302 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9303 Update declarations.
9304 * layout.cc: Include "descriptors.h".
9305 (Layout::create_build_id): Use open_descriptor rather than open.
9306 * output.cc: Include "descriptors.h".
9307 (Output_file::open): Use open_descriptor rather than open.
9308 * archive.cc (Archive::const_iterator): Change Archive to be
9310 (Archive::begin, Archive::end): Make non-const.
9311 (Archive::count_members): Likewise.
9312 * archive.h (class Archive): Update declarations.
9313 * object.h (Object::read): Make non-const.
9314 * Makefile.am (CCFILES): Add descriptors.cc.
9315 (HFILES): Add descriptors.h.
9316 * Makefile.in: Rebuild.
9319 * gold.h: Always include <clocale>. Add Solaris workarounds
9320 following code in binutils/sysdep.h.
9323 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9324 this->eh_frame_hdr_ is NULL before using it.
9326 * dynobj.cc (Versions::Versions): Update comment.
9328 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9329 the base version name.
9331 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9332 array size plus one.
9333 (Stringpool_template::set_string_offsets): Subtract one from key
9334 before using it as an array index.
9335 (Stringpool_template::get_offset_with_length): Likewise.
9336 (Stringpool_template::write_to_buffer): Likewise.
9337 * stringpool.h (Stringpool_template::get_offset_from_key):
9340 2008-07-23 Ian Lance Taylor <iant@google.com>
9343 * object.h (Merged_symbol_value::value): Do our best to handle a
9347 * script.cc (Version_script_info::get_versions): Don't add empty
9348 version tag to return value.
9349 (Version_script_info::get_symbol_version_helper): Change return
9350 type to bool. Add pversion parameter. Change all callers.
9351 (script_register_vers_node): Don't require a non-NULL tag.
9352 * script.h (class Version_script_info): Update declarations.
9353 (Version_script_info::get_symbol_version): Change return type to
9354 bool. Add version parameter. Change all callers.
9355 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9356 handling. Handle an empty version from a version script.
9357 (Symbol_table::define_special_symbol): Likewise.
9358 * testsuite/ver_test_10.script: New file.
9359 * testsuite/ver_test_10.sh: New file.
9360 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9361 (check_DATA): Add ver_test_10.syms.
9362 (ver_test_10.syms, ver_test_10.so): New target.
9363 * testsuite/Makefile.in: Rebuild.
9365 2008-07-23 Simon Baldwin <simonb@google.com>
9367 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9368 to zero for undefined symbols from dynamic libraries.
9370 2008-07-23 Ian Lance Taylor <iant@google.com>
9372 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9374 * symtab.h (class Symbol_table): Update declaration.
9375 * testsuite/ver_test_9.cc: New file.
9376 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9377 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9378 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9379 (ver_test_9.so, ver_test_9.o): New targets.
9380 * testsuite/Makefile.in: Rebuild.
9382 2008-07-22 Ian Lance Taylor <iant@google.com>
9384 * options.h (class General_options): Define --check-sections.
9385 * layout.cc (Layout::set_segment_offsets): Handle
9388 * options.h (class General_options): Define -n/--nmagic and
9390 * options.cc (General_options::finalize): For -n/--nmagic or
9391 -N/--omagic, set -static.
9392 * layout.cc (Layout::attach_allocated_section_to_segment): If
9393 -N/--omagic, don't put read-only and read-write sections in
9395 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9396 finding a read-only segment.
9397 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9398 don't set the minimum segment alignment to the common page size,
9399 and don't set the file offset to the address modulo the page size.
9400 * script-sections.cc (Script_sections::create_segments): If
9401 -n/--omagic, don't put read-only and read-write sections in
9404 * cref.cc: New file.
9406 * options.h (class General_options): Add --print-symbol-counts.
9407 * main.cc (main): Issue defined symbol report if requested.
9408 * archive.cc (Archive::interpret_header): Make into a const member
9410 (Archive::add_symbols): Call Input_objects::archive_start and
9412 (Archive::const_iterator): Define new class.
9413 (Archive::begin, Archive::end): New functions.
9414 (Archive::include_all_members): Rewrite to use iterator.
9415 (Archive::count_members): New function.
9416 * archive.h (class Archive): Update declarations.
9417 (Archive::filename): New function.
9418 * object.cc: Include "cref.h".
9419 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9420 (Sized_relobj::do_get_global_symbol_counts): New function.
9421 (Input_objects::add_object): Add object to cross-referencer.
9422 (Input_objects::archive_start): New function.
9423 (Input_objects::archive_stop): New function.
9424 (Input_objects::print_symbol_counts): New function.
9425 * object.h: Declare Cref and Archive.
9426 (Object::get_global_symbol_counts): New function.
9427 (Object::do_get_global_symbol_counts): New pure virtual function.
9428 (class Sized_relobj): Add defined_count_ field. Update
9430 (class Input_objects): Add cref_ field. Update constructor.
9431 Update declarations.
9432 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9434 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9436 (Sized_dynobj::do_get_global_symbol_counts): New function.
9437 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9438 defined_count_. Update declarations. Define Symbols typedef.
9439 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9440 parameter. Change all callers.
9441 (Symbol_table::add_from_dynobj): Add sympointers and defined
9442 parameters. Change all callers.
9443 * symtab.h (class Symbol_table): Update declarations.
9444 * Makefile.am (CCFILES): Add cref.cc.
9445 (HFILES): Add cref.h.
9446 * Makefile.in: Rebuild.
9448 2008-07-22 Simon Baldwin <simonb@google.com>
9450 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9451 to zero when writing undefined symbols.
9453 2008-07-22 Ian Lance Taylor <iant@google.com>
9455 * output.cc (Output_section::add_input_section): Don't try to
9456 merge empty merge sections.
9458 2008-07-21 Craig Silverstein <csilvers@google.com>
9460 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9461 Include symbol version in error message.
9463 2008-07-20 Chris Demetriou <cgd@google.com>
9465 * configure.ac (gold_cv_c_random_seed): New configured variable.
9466 (RANDOM_SEED_CFLAGS): New substituted variable.
9467 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9468 * configure: Rebuild.
9469 * Makefile.in: Likewise.
9470 * testsuite/Makefile.in: Likewise.
9472 2008-07-18 Ian Lance Taylor <iant@google.com>
9474 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9475 where we see NAME/NULL and NAME/VERSION as separate symbols.
9476 * testsuite/ver_test_main.cc (main): Call t4.
9477 (t4, t4_2a): Define.
9478 * testsuite/ver_test_2.cc (t4_2): Define.
9479 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9480 * testsuite/ver_test_4.cc (t4_2a): Define.
9481 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9482 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9484 2008-07-17 Ian Lance Taylor <iant@google.com>
9486 * dynobj.cc (Versions::add_def): If we give an error about a
9487 missing version, go ahead and create the version anyhow.
9489 2008-07-10 Ian Lance Taylor <iant@google.com>
9491 Handle output sections with more than 0x7fffffff bytes.
9492 * object.h (class Relobj): Change map_to_output_ to
9493 output_sections_, and just keep a section pointer. Change all
9494 uses. Move comdat group support to Sized_relobj.
9495 (Relobj::is_section_specially_mapped): Remove.
9496 (Relobj::output_section): Remove poff parameter. Change all
9498 (Relobj::output_section_offset): New function.
9499 (Relobj::set_section_offset): Rewrite.
9500 (Relobj::map_to_output): Remove.
9501 (Relobj::output_sections): New function.
9502 (Relobj::do_output_section_offset): New pure virtual function.
9503 (Relobj::do_set_section_offset): Likewise.
9504 (class Sized_relobj): Add section_offsets_ field. Add comdat
9505 group support from Relobj. Update declarations.
9506 (Sized_relobj::get_output_section_offset): New function.
9507 (Sized_relobj::do_output_section_offset): New function.
9508 (Sized_relobj::do_set_section_offset): New function.
9509 * object.cc (Relobj::output_section_address): Remove.
9510 (Sized_relobj::Sized_relobj): Initialize new fields.
9511 (Sized_relobj::include_section_group): Cast find_kept_object to
9513 (Sized_relobj::include_linkonce_section): Likewise.
9514 (Sized_relobj::do_layout): Use separate arrays for output section
9516 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9518 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9519 output_sections and section_offsets.
9520 (Sized_relobj::write_local_symbols): Likewise.
9521 (map_to_kept_section): Compute output address directly.
9522 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9523 output_sections and section_offsets.
9524 (Sized_relobj::write_sections): Likewise.
9525 (Sized_relobj::relocate_sections): Likewise.
9526 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9527 * output.h (class Output_reloc): Update declarations. Change
9528 u2_.relobj to Sized_relobj*.
9529 (class Output_data_reloc): Change add functions to use
9531 * output.cc (Output_reloc::Output_reloc): Change relobj to
9533 (Output_reloc::local_section_offset): Change return type to
9534 Elf_Addr. Use get_output_section_offset.
9535 (Output_reloc::get_address): Likewise.
9536 (Output_section::is_input_address_mapped): Don't call
9537 is_section_specially_mapped.
9538 (Output_section::output_offset): Likewise.
9539 (Output_section::output_address): Likewise.
9540 (Output_section::starting_output_address): Likewise.
9541 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9542 parameter to Sized_relobj*.
9543 (Copy_relocs::need_copy_reloc): Likewise.
9544 (Copy_relocs::save): Likewise.
9545 * copy-relocs.h (class Copy_relocs): Update declarations.
9546 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9547 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9548 * target-reloc.h (relocate_for_relocatable): Change
9549 offset_in_output_section type to Elf_Addr. Change code that uses
9551 * layout.cc (Layout::layout): Always set *off.
9552 * mapfile.cc (Mapfile::print_input_section): Use
9553 output_section_offset.
9554 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9556 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9557 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9558 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9560 2008-07-03 Ian Lance Taylor <iant@google.com>
9562 * layout.cc (Layout::include_section): Do not discard unrecognized
9563 SHT_STRTAB sections.
9565 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9567 * script.cc (Lex::can_continue_name): Make '?' allowable in
9568 version-script names.
9569 * testsuite/version_script.map: Change glob pattern to use '?'
9571 2008-06-30 Manish Singh <yosh@gimp.org>
9574 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9577 2008-06-30 Ian Lance Taylor <iant@google.com>
9581 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9582 versions]: Don't try to read the value in the contents, since we
9583 don't use it. Use the template endianness when writing.
9585 2008-06-25 Cary Coutant <ccoutant@google.com>
9587 * fileread.cc (File_read::make_view): Assert on zero-length view.
9588 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9589 symbol table when there are no symbols to read.
9591 2008-06-23 Craig Silverstein <csilvers@google.com>
9593 * version.cc (version_string): Bump to 1.7
9595 2008-06-18 Craig Silverstein <csilvers@google.com>
9597 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9598 constant 0xFFFF to type Valtype.
9599 (Powerpc_relocate_functions::rel16_ha): Likewise.
9601 2008-06-17 Ian Lance Taylor <iant@google.com>
9603 * output.h (Output_section::Input_section): Initialize p2align_ to
9604 zero for Output_section_data constructors.
9605 (Output_section::Input_section::addralign): If not an input
9606 section, return the alignment of the Output_section_data.
9607 * testsuite/copy_test.cc: New file.
9608 * testsuite/copy_test_1.cc: New file.
9609 * testsuite/copy_test_2.cc: New file.
9610 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9611 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9612 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9613 (copy_test_1_pic.o, copy_test_1.so): New targets.
9614 (copy_test_2_pic.o, copy_test_2.so): New targets.
9615 * testsuite/Makefile.in: Rebuild.
9617 * script-sections.cc (Script_sections::place_orphan): Initialize
9618 local variable exact.
9620 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9622 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9624 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9625 David S. Miller <davem@davemloft.net>
9627 * powerpc.cc: New file.
9628 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9629 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9630 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9631 * Makefile.in: Rebuild.
9633 2008-06-09 Ian Lance Taylor <iant@google.com>
9635 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9637 (throwing, orig_terminate): New static variables.
9638 (terminate_handler): New static function.
9639 (t2): Set terminate handler.
9641 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9644 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9647 2008-05-30 Cary Coutant <ccoutant@google.com>
9649 * archive.cc (Archive::include_all_members) Correct to step
9650 over symbol table and extended name table in thin archives.
9652 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9655 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9658 2008-05-28 Caleb Howe <cshowe@google.com>
9660 * reduced_debug_output.cc: New file.
9661 * reduced_debug_output.h: New file.
9662 * options.h (class General_options): Add --strip-debug-non-line.
9663 * options.cc (General_options::finalize): Add strip_debug_non_line
9664 to the strip heirarchy.
9665 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9667 * layout.cc: Include "reduced_debug_output.h".
9668 (Layout::Layout): Initialize new fields.
9669 (line_only_debug_sections): New static array.
9670 (is_lines_only_debug_sections): New static inline function.
9671 (Layout::include_section): Handle --strip-debug-non-line.
9672 (Layout::make_output_section): If --strip-debug-non-line, build
9673 new output sections for .debug_abbrev and .debug_info.
9674 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9675 gold. Warn about possible overflow.
9676 (read_signed_LEB_128): Likewise.
9677 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9678 (read_signed_LEB_128): Declare.
9679 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9680 (HFILES): Add reduced_debug_output.h.
9681 * Makefile.in: Rebuild.
9683 2008-05-21 Ian Lance Taylor <iant@google.com>
9685 * mapfile.cc: New file.
9686 * mapfile.h: New file.
9687 * options.h (class General_options): Add -M/--print-map and -Map.
9688 * options.cc (General_options::finalize): Make -M equivalent to
9690 * main.cc: Include <cstdio> and "mapfile.h".
9691 (main): Open mapfile if requested.
9692 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9693 constructor. Change caller.
9694 (queue_initial_tasks): Add mapfile parameter. Change caller.
9695 (queue_middle_tasks): Likewise.
9696 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9698 * archive.cc: Include "mapfile.h".
9699 (Archive::add_symbols): Add mapfile parameter. Change all
9700 callers. Pass mapfile, symbol, and reason to include_member.
9701 (Archive::include_all_members): Add mapfile parameter. Change all
9703 (Archive::include_member): Add mapfile, sym, and why parameters.
9704 Change all callers. Report inclusion to map file.
9705 * archive.h: Include "fileread.h".
9706 (class Archive): Update declarations.
9707 (Archive::file): New const method.
9708 (class Add_archive_symbols): Add mapfile_ field. Update
9709 constructor. Change all callers.
9710 * readsyms.h (class Read_symbols): Likewise.
9711 (class Finish_group): Likewise.
9712 (class Read_script): Likewise.
9713 * common.cc: Include "mapfile.h".
9714 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9716 (Symbol_table::do_allocate_commons): Likewise.
9717 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9718 symbol allocation to mapfile.
9719 * common.h (class Allocate_commons_task): Add mapfile_ field.
9720 Update constructor. Change all callers.
9721 * symtab.h (class Symbol_table): Update declarations.
9722 * layout.cc: Include "mapfile.h".
9723 (Layout_task_runner::run): Print information to mapfile.
9724 (Layout::create_gold_note): Change Output_data_fixed_space to
9725 Output_data_zero_fill.
9726 (Layout::create_build_id): Likewise.
9727 (Layout::print_to_mapfile): New function.
9728 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9729 constructor. Change caller.
9730 (class Layout): Declare print_to_mapfile.
9731 * output.cc (Output_section::Input_section::print_to_mapfile): New
9733 (Output_section::add_input_section): If producing a map, always
9734 add to input_sections_ list.
9735 (Output_section::do_print_to_mapfile): New function.
9736 (Output_segment::print_sections_to_mapfile): New function.
9737 (Output_segment::print_section_list_to_mapfile): New function.
9738 * output.h: Include "mapfile.h".
9739 (Output_data::print_to_mapfile): New function.
9740 (Output_data::do_print_to_mapfile): New virtual function.
9741 (Output_segment_headers::do_print_to_mapfile): New function.
9742 (Output_file_header::do_print_to_mapfile): New function.
9743 (Output_data_const::do_print_to_mapfile): New function.
9744 (class Output_data_const_buffer): Add map_name_ field. Update
9745 constructor. Change all callers. Add do_print_to_mapfile
9747 (class Output_data_fixed_space): Likewise.
9748 (class Output_data_space): Likewise.
9749 (class Output_data_zero_fill): New class.
9750 (Output_data_strtab::do_print_to_mapfile): New function.
9751 (Output_data_reloc_base::do_print_to_mapfile): New function.
9752 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9753 (Output_data_group::do_print_to_mapfile): New function.
9754 (Output_data_got::do_print_to_mapfile): New function.
9755 (Output_data_dynamic::do_print_to_mapfile): New function.
9756 (Output_symtab_xindex::do_print_to_mapfile): New function.
9757 (class Output_section): Declare do_print_to_mapflie. Declare
9758 print_to_mapfile in Input_section.
9759 (class Output_segment): Declare new functions.
9760 * object.h (Sized_relobj::symbol_count): New function.
9761 * script-sections.cc
9762 (Output_section_element_dot_assignment::set_section_addresses):
9763 Change Output_data_fixed_space to Output_data_zero_fill.
9764 (Output_data_expression::do_print_to_mapfile): New function.
9765 * script.cc (read_input_script): Add mapfile parameter. Change
9767 * script.h (read_input_script): Update declaration.
9768 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9769 (Eh_frame::do_print_to_mapfile): New function.
9770 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9771 (Output_merge_string::do_print_to_mapfile): New function.
9772 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9774 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9776 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9778 * Makefile.am (CCFILES): Add mapfile.cc.
9779 (HFILES): Add mapfile.h.
9780 * Makefile.in: Rebuild.
9782 2008-05-19 Ian Lance Taylor <iant@google.com>
9784 * options.h (class General_options): Add -z relro.
9785 * layout.cc (Layout::Layout): Initialize relro_segment_.
9786 (Layout::add_output_section_data): Return the output section.
9787 (Layout::make_output_section): Rcognize relro sections and mark
9789 (Layout::attach_allocated_section_to_segment): Put relro sections
9790 in a PT_GNU_RELRO segment.
9791 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9793 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9795 (Layout::linkonce_mapping): Map d.rel.ro.local to
9797 (Layout::output_section_name): Us .data.rel.ro.local for any
9798 section which begins with that.
9799 * layout.h (class Layout): Update add_output_section_data
9800 declaration. Add relro_segment_ field.
9801 * output.cc (Output_section::Output_section): Initialize is_relro_
9802 and is_relro_local_ fields.
9803 (Output_segment::add_output_section): Group relro sections.
9804 (Output_segment::is_first_section_relro): New function.
9805 (Output_segment::maximum_alignment): If there is a relro section,
9806 align the segment to the common page size.
9807 (Output_segment::set_section_addresses): Track whether we are
9808 looking at relro sections. If the last section is a relro
9809 section, align to the common page size.
9810 (Output_segment::set_section_list_addresses): Add in_relro
9811 parameter. Change all callers. Align to the page size when
9812 moving from relro to non-relro section.
9813 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9815 * output.h (class Output_section): Add is_relro_ and
9816 is_relro_local_ fields.
9817 (Output_section::is_relro): New function.
9818 (Output_section::set_is_relro): New function.
9819 (Output_section::is_relro_local): New function.
9820 (Output_section::set_is_relro_local): New function.
9821 (class Output_segment): Update declarations.
9822 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9823 * sparc.cc (Target_sparc::got_section): Likewise.
9824 * x86_64.cc (Target_x86_64::got_section): Likewise.
9825 * testsuite/relro_test_main.cc: New file.
9826 * testsuite/relro_test.cc: New file.
9827 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9828 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9829 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9830 (relro_test.so, relro_test_pic.o): New targets.
9831 * testsuite/Makefile.in: Rebuild.
9833 2008-05-16 Ian Lance Taylor <iant@google.com>
9835 * output.cc (Output_segment::add_output_section): Remove front
9837 * output.h (class Output_segment): Remove
9838 add_initial_output_section and overloaded add_output_section.
9839 Update declaration of remaining add_output_section.
9840 * layout.cc (Layout::create_interp): Call add_output_section
9841 rather than add_initial_output_section.
9842 (Layout::finish_dynamic_section): Likewise.
9844 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9845 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9846 know the dynamic type.
9847 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9848 field. Initialize it in constructor.
9849 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9850 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9851 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9854 * output.cc (Output_reloc::get_address): Change return type to
9856 * output.h (class Output_reloc): Update get_address declaration.
9857 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9858 for section addresses.
9860 2008-05-09 Ian Lance Taylor <iant@google.com>
9863 * gold.cc (gold_nomem): Use return value of write.
9865 2008-05-08 Ian Lance Taylor <iant@google.com>
9867 * symtab.c (Symbol::init_base_output_data): Add version
9868 parameter. Change all callers.
9869 (Symbol::init_base_output_segment): Likewise.
9870 (Symbol::init_base_constant): Likewise.
9871 (Symbol::init_base_undefined): Likewise.
9872 (Sized_symbol::init_output_data): Likewise.
9873 (Sized_symbol::init_output_segment): Likewise.
9874 (Sized_symbol::init_constant): Likewise.
9875 (Sized_symbol::init_undefined): Likewise.
9876 (Symbol_table::do_define_in_output_data): If the new symbol has a
9877 version, mark it as the default.
9878 (Symbol_table::do_define_in_output_segment): Likewise.
9879 (Symbol_table::do_define_as_constant): Likewise.
9880 * symtab.h (class Symbol): Update declarations.
9881 (class Sized_symbol): Likewise.
9882 * resolve.cc (Symbol::override_version): New function.
9883 (Symbol::override_base): Call override_version.
9884 (Symbol::override_base_with_special): Likewise.
9885 * testsuite/ver_script_8.script: New file.
9886 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9887 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9888 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9889 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9891 2008-05-06 Ian Lance Taylor <iant@google.com>
9894 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9896 (class General_options): Remove existing --undefined, and add
9897 --no-undefined instead. Add new --undefined as synonym for -u.
9898 * archive.cc (Archive::add_symbols): Check whether symbol was
9900 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9901 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9902 all uses. Add IS_UNDEFINED. Update declarations to split
9903 different versions of init_base. Declare init_base_undefined.
9904 (Symbol::is_defined): Handle IS_UNDEFINED.
9905 (Symbol::is_undefined): Likewise.
9906 (Symbol::is_weak_undefined): Call is_undefined.
9907 (Symbol::is_absolute): Handle IS_CONSTANT.
9908 (class Sized_symbol): Update declarations to split different
9909 versions of init. Declare init_undefined.
9910 (class Symbol_table): Declare new functions.
9911 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9913 (Symbol::init_base_output_data): Likewise.
9914 (Symbol::init_base_output_segment): Likewise.
9915 (Symbol::init_base_constant): Likewise.
9916 (Symbol::init_base_undefined): New function.
9917 (Sized_symbol::init_object): Rename from init. Change all
9919 (Sized_symbol::init_output_data): Likewise.
9920 (Sized_symbol::init_output_segment): Likewise.
9921 (Sized_symbol::init_constant): Likewise.
9922 (Sized_symbol::init_undefined): New function.
9923 (Symbol_table::add_undefined_symbols_from_command_line): New
9925 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9927 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9928 (Symbol::output_section): Likewise.
9929 (Symbol::set_output_section): Likewise.
9930 (Symbol_table::sized_finalize_symbol): Likewise.
9931 (Symbol_table::sized_write_globals): Likewise.
9932 * resolve.cc (Symbol_table::should_override): Likewise.
9933 (Symbol::override_base_with_special): Likewise.
9935 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9936 symbol, change it to have default visibility.
9937 * testsuite/protected_1.cc: New file.
9938 * testsuite/protected_2.cc: New file.
9939 * testsuite/protected_3.cc: New file.
9940 * testsuite/protected_main_1.cc: New file.
9941 * testsuite/protected_main_2.cc: New file.
9942 * testsuite/protected_main_3.cc: New file.
9943 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9944 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9945 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9946 (protected_1.so): New target.
9947 (protected_1_pic.o, protected_2_pic.o): New targets.
9948 (protected_3_pic.o): New target.
9949 (check_PROGRAMS): Add protected_2.
9950 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9951 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9952 * testsuite/Makefile.in: Rebuild.
9954 * options.h (DEFINE_var): Add set_user_set_##varname__.
9955 (DEFINE_bool_alias): New macro.
9956 (class General_options): Define -Bstatic using DEFINE_bool_alias
9957 rather than DEFINE_special. Add --undefined as an alias for -z
9959 * options.cc (General_options::parse_Bstatic): Remove.
9961 * options.h (class General_options): Add --fatal-warnings.
9962 * main.cc (main): Implement --fatal-warnings.
9963 * errors.h (Errors::warning_count): New function.
9965 * options.h (class General_options): Add -Bsymbolic-functions.
9966 * symtab.h (Symbol::is_preemptible): Check for
9967 -Bsymbolic-functions.
9969 2008-05-05 Ian Lance Taylor <iant@google.com>
9971 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9972 as noVARNAME rather than no-VARNAME.
9973 (class General_options): Add option -z combreloc.
9974 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9976 (Output_reloc::sort_before) [SHT_REL]: New function.
9977 (Output_reloc::sort_before) [SHT_RELA]: New function.
9978 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9979 Sort_relocs_comparison.
9980 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9981 parameter. Change all callers.
9982 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9983 sort_relocs parameter. Change all callers.
9984 * output.cc (Output_reloc::get_address): New function, broken out
9986 (Output_reloc::write_rel): Call it.
9987 (Output_reloc::compare): New function.
9988 (Output_data_reloc_base::do_write): Optionally sort relocs.
9990 * configure.ac: If targ_extra_obj is set, link it in.
9991 * configure.tgt: Initialize all variables.
9992 (x86_64*): Set targ_extra_obj and targ_extra_size.
9993 * configure: Rebuild.
9995 * object.cc (Sized_relobj::include_section_group): Adjust section
9996 indexes read from group data. Build vector to pass to
9998 * layout.cc (Layout::layout_group): Add flags and shndxes
9999 parameters. Remove contents parameter. Change caller. Update
10000 explicit instantiations.
10001 * layout.h (class Layout): Update layout_group declaration.
10002 * output.cc (Output_data_group::Output_data_group): Add flags and
10003 input_shndxes parameters. Remove contents parameter. Change
10005 (Output_data_group::do_write): Change input_sections_ to
10007 * output.h (class Output_data_group): Update constructor
10008 declaration. Rename input_sections_ to input_shndxes_.
10009 * testsuite/many_sections_test.cc: Add template.
10011 2008-04-30 Cary Coutant <ccoutant@google.com>
10013 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10015 * layout.cc (Layout::include_section): Refactored check for debug
10017 (Layout::add_comdat): Add new parameters. Change type
10018 of signature parameter. Add object and shndx to signatures table.
10019 (Layout::find_kept_object): New function.
10020 * layout.h: Include <cstring>.
10021 (Layout::is_debug_info_section): New function.
10022 (Layout::add_comdat): Add new parameters.
10023 (Layout::find_kept_object): New function.
10024 (Layout::Kept_section): New struct.
10025 (Layout::Signatures): Change type of map range.
10026 * object.cc (Relobj::output_section_address): New function.
10027 (Sized_relobj::include_section_group): Add new parameters. Change
10028 calls to Layout::add_comdat. Change to build table of kept comdat
10029 groups and table mapping discarded sections to kept sections.
10030 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10031 (Sized_relobj::do_layout): Change calls to include_section_group and
10032 include_linkonce_section.
10033 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10034 value to zero when section is discarded.
10035 (Sized_relobj::map_to_kept_section): New function.
10036 * object.h (Relobj::output_section_address): New function.
10037 (Relobj::Comdat_group): New type.
10038 (Relobj::find_comdat_group): New function.
10039 (Relobj::Comdat_group_table): New type.
10040 (Relobj::Kept_comdat_section): New type.
10041 (Relobj::Kept_comdat_section_table): New type.
10042 (Relobj::add_comdat_group): New function.
10043 (Relobj::set_kept_comdat_section): New function.
10044 (Relobj::get_kept_comdat_section): New function.
10045 (Relobj::comdat_groups_): New field.
10046 (Relobj::kept_comdat_sections_): New field.
10047 (Symbol_value::input_value): Update comment.
10048 (Sized_relobj::map_to_kept_section) New function.
10049 (Sized_relobj::include_linkonce_section): Add new parameter.
10050 * target-reloc.h (Comdat_behavior): New type.
10051 (get_comdat_behavior): New function.
10052 (relocate_section): Add code to map a discarded section to the
10053 corresponding kept section when applying a relocation.
10055 2008-04-30 Craig Silverstein <csilvers@google.com>
10057 * dwarf_reader.cc (next_generation_count): New static var.
10058 (Addr2line_cache_entry): New struct.
10059 (addr2line_cache): New static var.
10060 (Dwarf_line_info::one_addr2line): Added caching.
10061 (Dwarf_line_info::clear_addr2line_cache): New function.
10062 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10063 cache-size parameter.
10064 (Dwarf_line_info::one_addr2line_cache): New function.
10065 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10066 new cache-size argument to one_addr2line(), and clear cache.
10068 2008-04-28 Cary Coutant <ccoutant@google.com>
10070 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10071 R_386_PC8 relocations.
10073 2008-04-23 Ian Lance Taylor <iant@google.com>
10075 * object.cc (Sized_relobj::include_section_group): Check for
10076 invalid section group.
10078 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10081 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10082 than read for file header.
10083 * archive.cc (Archive::include_member): Likewise.
10085 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10087 * aclocal.m4: Regenerate.
10088 * configure: Regenerate.
10090 2008-04-19 Ian Lance Taylor <iant@google.com>
10092 * version.cc (version_string): Bump to 1.6.
10094 * testsuite/Makefile.am (many_sections_r_test): New target.
10095 (many_sections_r_test_SOURCES): Remove.
10096 (many_sections_r_test_DEPENDENCIES): Remove.
10097 (many_sections_r_test_LDFLAGS): Remove.
10098 (many_sections_r_test_LDADD): Remove.
10100 * object.cc (Sized_relobj::do_add_symbols): Always pass
10101 local_symbol_count_ to add_from_relobj.
10103 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10104 every thousand variables.
10105 * testsuite/Makefile.in: Rebuild.
10107 * object.cc (Xindex::initialize_symtab_xindex): New function.
10108 (Xindex::read_symtab_xindex): New function.
10109 (Xindex::sym_xindex_to_shndx): New function.
10110 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10112 (Sized_relobj::do_initialize_xindex): New function.
10113 (Sized_relobj::do_read_symbols): Adjust section links.
10114 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10115 parameter. Change all callers.
10116 (Sized_relobj::include_section_group): Adjust section links and
10117 symbol section indexes.
10118 (Sized_relobj::do_layout): Adjust section links.
10119 (Sized_relobj::do_count_local_symbols): Adjust section links and
10120 symbol section indexes.
10121 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10122 ordinary and special symbols.
10123 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10124 dynsym_xindex parameters. Change all callers. Adjust section
10125 links. Use SHN_XINDEX when needed.
10126 (Sized_relobj::get_symbol_location_info): Adjust section links.
10127 Don't get fooled by special symbols.
10128 * object.h (class Xindex): Define.
10129 (class Object): Add xindex_ parameter. Declare virtual functoin
10130 do_initialize_xindex.
10131 (Object::adjust_sym_shndx): New function.
10132 (Object::set_xindex): New protected function.
10133 (class Symbol_value): Add is_ordinary_shndx_ field.
10134 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10135 (Symbol_value::value): Assert ordinary section.
10136 (Symbol_value::initialize_input_to_output_map): Likewise.
10137 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10138 Change all callers.
10139 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10141 (class Sized_relobj): Update declarations.
10142 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10143 parameter. Change all callers.
10144 (Sized_relobj::adjust_shndx): New function.
10145 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10147 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10148 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10149 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10150 (Sized_dynobj::read_dynsym_section): Adjust section links.
10151 (Sized_dynobj::read_dynamic): Likewise.
10152 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10154 (Sized_dynobj::do_initialize_xindex): New function.
10155 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10156 do_initialize_xindex.
10157 (Sized_dynobj::adjust_shndx): New function.
10158 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10159 dynsym_xindex_ fields.
10160 (Layout::finalize): Add a call to set_section_indexes before
10161 creating the symtab sections.
10162 (Layout::set_section_indexes): Don't do anything if the section
10163 already has a section index.
10164 (Layout::create_symtab_sections): Add shnum parameter. Change
10165 caller. Create .symtab_shndx section if needed.
10166 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10168 (Layout::allocated_output_section_count): New function.
10169 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10171 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10172 fields. Update declarations.
10173 (Layout::symtab_xindex): New function.
10174 (Layout::dynsym_xindex): New function.
10175 (class Write_symbols_task): Add layout_ field.
10176 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10178 * output.cc (Output_section_headers::Output_section_headers): Add
10179 shstrtab_section parameter. Change all callers.
10180 (Output_section_headers::do_sized_write): Store overflow values
10181 for section count and section string table section index in
10182 section header zero.
10183 (Output_file_header::do_sized_write): Check for overflow of
10184 section count and section string table section index.
10185 (Output_symtab_xindex::do_write): New function.
10186 (Output_symtab_xindex::endian_do_write): New function.
10187 * output.h (class Output_section_headers): Add shstrtab_section_.
10188 Update declarations.
10189 (class Output_symtab_xindex): Define.
10190 (Output_section::has_out_shndx): New function.
10191 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10193 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10194 Change all callers.
10195 (Sized_symbol::init): Likewise.
10196 (Symbol::output_section): Check for ordinary symbol.
10197 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10198 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10200 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10201 Change all callers. Simplify handling of symbols from sections
10202 not included in the link.
10203 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10205 (Weak_alias_sorter::operator()): Assert that symbols are
10207 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10209 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10210 parameters. Change all callers.
10211 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10212 symbol distinction. Use SHN_XINDEX when needed.
10213 (Symbol_table::write_section_symbol): Add symtab_xindex
10214 parameter. Change all callers.
10215 (Symbol_table::sized_write_section_symbol): Likewise. Use
10216 SHN_XINDEX when needed.
10217 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10219 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10220 (Symbol::is_defined): Check is_ordinary.
10221 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10222 (Symbol::is_absolute, Symbol::is_common): Likewise.
10223 (class Sized_symbol): Update declarations.
10224 (class Symbol_table): Update declarations.
10225 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10226 parameters. Change all callers.
10227 (Sized_symbol::override): Likewise.
10228 (Symbol_table::override): Likewise.
10229 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10230 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10231 is_ordinary, and orig_st_shndx parameters. Change all callers.
10232 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10233 to be in an ordinary section.
10234 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10235 object and is_ordinary parameters. Change all callers.
10236 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10237 Change all callers. Don't add undefined or non-ordinary symbols
10239 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10240 Change all callers.
10241 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10243 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10244 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10245 (Sized_relobj::relocate_sections): Likewise.
10246 * target-reloc.h (scan_relocs): Adjust section symbol index.
10247 (scan_relocatable_relocs): Likewise.
10248 * i386.cc (Scan::local): Check for ordinary symbols.
10249 * sparc.cc (Scan::local): Likewise.
10250 * x86_64.cc (Scan::local): Likewise.
10251 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10252 to symbol_section_and_value.
10253 * testsuite/many_sections_test.cc: New file.
10254 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10255 (check_PROGRAMS): Add many_sections_test.
10256 (many_sections_test_SOURCES): Define.
10257 (many_sections_test_DEPENDENCIES): Define.
10258 (many_sections_test_LDFLAGS): Define.
10259 (BUILT_SOURCES): Add many_sections_define.h.
10260 (many_sections_define.h): New target.
10261 (BUILT_SOURCES): Add many_sections_check.h.
10262 (many_sections_check.h): New target.
10263 (check_PROGRAMS): Add many_sections_r_test.
10264 (many_sections_r_test_SOURCES): Define.
10265 (many_sections_r_test_DEPENDENCIES): Define.
10266 (many_sections_r_test_LDFLAGS): Define.
10267 (many_sections_r_test_LDADD): Define.
10268 (many_sections_r_test.o): New target.
10269 * testsuite/Makefile.in: Rebuild.
10271 2008-04-17 Cary Coutant <ccoutant@google.com>
10273 * errors.cc (Errors::info): New function.
10274 (gold_info): New function.
10275 * errors.h (Errors::info): New function.
10276 * gold.h (gold_info): New function.
10277 * object.cc (Input_objects::add_object): Print trace output.
10278 * options.cc (options::parse_set): New function.
10279 (General_options::parse_wrap): Deleted.
10280 (General_options::General_options): Deleted initializer.
10281 * options.h (options::String_set): New typedef.
10282 (options::parse_set): New function.
10283 (DEFINE_set): New macro.
10284 (General_options::wrap): Changed to use DEFINE_set. Changed
10285 callers of any_wrap_symbols and is_wrap_symbol.
10286 (General_options::trace, General_options::trace_symbol):
10288 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10289 (General_options::wrap_symbols_): Deleted.
10290 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10292 2008-04-17 David S. Miller <davem@davemloft.net>
10294 * options.cc (General_options::parse_V): New function.
10295 * options.h: Add entries for -V and -Qy.
10297 2008-04-17 Ian Lance Taylor <iant@google.com>
10299 * common.cc (Symbol_table::allocate_commons): Remove options
10300 parameter. Change caller.
10301 (Symbol_table::do_allocate_commons): Remove options parameter.
10302 Change caller. Just call do_allocate_commons_list twice.
10303 (Symbol_table::do_allocate_commons_list): New function, broken out
10304 of do_allocate_commons.
10305 * common.h (class Allocate_commons_task): Remove options_ field.
10306 Update constructor.
10307 * symtab.cc (Symbol_table::Symbol_table): Initialize
10309 (Symbol_table::add_from_object): Put TLS common symbols on
10311 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10312 which are IN_OUTPUT_DATA.
10313 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10314 allocate_commons and do_allocate_commons declarations. Declare
10315 do_allocate_commons_list.
10316 * gold.cc (queue_middle_tasks): Update creation of
10317 Allocate_commons_task to not pass options.
10318 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10319 (TLS_TEST_C_FLAGS): New variable.
10320 (tls_test_c_pic.o): New target.
10321 (tls_test_shared.so): Link in tls_test_c_pic.o.
10322 (tls_test_c_pic_ie.o): New target.
10323 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10324 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10325 (tls_test_c.o): New target.
10326 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10327 (tls_pic_test_LDADD): Likewise.
10328 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10329 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10330 (tls_test_c_gnu2.o): New target.
10331 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10333 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10334 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10335 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10336 * testsuite/tls_test.cc: Include "config.h".
10337 (t_last): Call t11_last.
10338 * testsuite/tls_test.h (t11, t11_last): Declare.
10339 * testsuite/tls_test_c.c: New file.
10340 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10341 * configure.ac: Check for OpenMP support.
10342 * configure, config.in, Makefile.in: Rebuild.
10343 * testsuite/Makefile.in: Rebuild.
10345 2008-04-16 Cary Coutant <ccoutant@google.com>
10347 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10348 (Target_i386::tls_base_symbol_defined_): New field.
10349 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10350 (Target_i386::Scan::global): Likewise.
10351 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10352 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10353 (Target_x86_64::tls_base_symbol_defined_): New field.
10354 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10355 (Target_x86_64::Scan::global): Likewise.
10357 2008-04-16 Cary Coutant <ccoutant@google.com>
10359 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10360 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10361 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10362 building shared libraries.
10363 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10364 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10365 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10366 * testsuite/Makefile.in: Rebuild.
10367 * testsuite/weak_undef.h: New file.
10368 * testsuite/weak_undef_file1.cc: Add extra test cases.
10369 * testsuite/weak_undef_file2.cc: Likewise.
10370 * testsuite/weak_undef_test.cc: Likewise.
10372 2008-04-16 David S. Miller <davem@davemloft.net>
10374 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10375 Add issued_non_pic_error_ field. Declare check_non_pic.
10376 (Target_sparc::Scan::check_non_pic): New function.
10377 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10378 (Target_sparc::Scan::global): Likewise.
10380 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10381 * configure: Rebuild.
10383 * options.h (DEFINE_enable): New macro.
10384 (new_dtags): New enable option.
10385 (initfirst, interpose, loadfltr, nodefaultlib,
10386 nodelete, nodlopen, nodump): New -z options.
10387 * layout.cc (Layout:finish_dynamic_section): If new
10388 dtags enabled, emit DT_RUNPATH. Also, emit a
10389 DT_FLAGS_1 containing any specified -z flags.
10391 2008-04-16 Ian Lance Taylor <iant@google.com>
10393 * copy-relocs.cc: New file.
10394 * copy-relocs.h: New file.
10395 * reloc.cc: Remove Copy_relocs code.
10396 * reloc.h: Likewise.
10397 * reloc-types.h (struct Reloc_types) [both versions]: Add
10398 get_reloc_addend_noerror.
10399 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10400 variants of add_global which take an addend which must be zero.
10401 * i386.cc: Include "copy-relocs.h".
10402 (class Target_i386): Change type of copy_relocs_ to variable,
10403 update initializer.
10404 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10405 Change all callers.
10406 (Target_i386::do_finalize_sections): Change handling of
10408 * sparc.cc: Include "copy-relocs.h".
10409 (class Target_sparc): Change type of copy_relocs_ to variable,
10410 update initializer.
10411 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10412 Change all callers.
10413 (Target_sparc::do_finalize_sections): Change handling of
10415 * x86_64.cc: Include "copy-relocs.h".
10416 (class Target_x86_64): Change type of copy_relocs_ to variable,
10417 update initializer.
10418 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10419 class. Change all callers.
10420 (Target_x86_64::do_finalize_sections): Change handling of
10422 * Makefile.am (CCFILES): Add copy-relocs.cc.
10423 (HFILES): Add copy-relocs.h.
10425 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10427 * testsuite/script_test_4.sh: Permit leading zeroes.
10429 2008-04-15 Ian Lance Taylor <iant@google.com>
10431 * script-sections.cc (Script_sections::create_segments): Use
10432 header_size_adjustment even when there is enough room for the
10434 * testsuite/script_test_4.sh: New file.
10435 * testsuite/script_test_4.t: New file.
10436 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10437 (check_DATA): Add script_test_4.stdout.
10438 (MOSTLYCLEANFILES): Likewise.
10439 (script_test_4): New target.
10440 (script_test_4.stdout): New target.
10441 * testsuite/Makefile.in: Rebuild.
10443 * sparc.cc: Add definitions for Output_data_plt_sparc class
10446 2008-04-14 David S. Miller <davem@davemloft.net>
10448 * sparc.cc: New file.
10449 * Makefile.am (TARGETSOURCES): Add sparc.cc
10450 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10451 * configure.tgt: Document targ_extra_size and
10452 targ_extra_big_endian. Add entries for sparc-* and
10454 * configure.ac: Handle targ_extra_size and
10455 targ_extra_big_endian.
10456 * Makefile.in: Rebuild.
10457 * configure: Likewise.
10458 * po/POTFILES.in: Likewise.
10459 * po/gold.pot: Likewise.
10461 2008-04-14 Ian Lance Taylor <iant@google.com>
10463 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10464 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10465 in the name/type/flags to section mapping. Don't call
10466 allocate_output_section.
10467 (Layout::choose_output_section): Change parameter from adjust_name
10468 to is_input_section. Don't permit input sections after sections
10469 are attached to segments. Don't call allocate_output_section.
10470 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10471 not write_enable_output_section.
10472 (Layout::make_output_section): Don't push to
10473 unattached_section_list_ nor call attach_to_segment. Call
10474 attach_section_to_segment if sections are attached.
10475 (Layout::attach_sections_to_segments): New function.
10476 (Layout::attach_section_to_segment): New function.
10477 (Layout::attach_allocated_section_to_segment): Rename from
10478 attach_to_segment. Remove flags parameter.
10479 (Layout::allocate_output_section): Remove function.
10480 (Layout::write_enable_output_section): Remove function.
10481 * layout.h (class Layout): Update for above changes. Add new
10482 field sections_are_attached_.
10483 * output.h (Output_section::update_flags_for_input_section): New
10485 * output.cc (Output_section::add_input_section): Call
10486 update_flags_for_input_section.
10487 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10489 2008-04-11 Cary Coutant <ccoutant@google.com>
10491 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10492 thought unnecessary.
10493 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10495 2008-04-11 Ian Lance Taylor <iant@google.com>
10497 * output.h (class Output_section_data): Remove inline definition
10499 * output.cc (Output_section_data::set_addralign): New function.
10501 2008-04-11 Cary Coutant <ccoutant@google.com>
10503 Add support for TLS descriptors for i386 and x86_64.
10504 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10505 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10506 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10508 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10509 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10510 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10512 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10513 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10514 Fix problem with initial-exec relocations.
10515 (Target_i386::Relocate::relocate_tls): Likewise.
10516 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10518 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10519 support for section-plus-offset dynamic table entries.
10520 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10521 (Output_data_dynamic::Dynamic_entry): Add support for
10522 section-plus-offset dynamic table entries.
10523 (Output_data_dynamic::Classification): Likewise.
10524 (Output_data_dynamic::classification_): Renamed offset_.
10525 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10526 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10527 (Target_x86_64::make_plt_section): New function.
10528 (Target_x86_64::reserve_tlsdesc_entries): New function.
10529 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10530 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10531 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10532 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10533 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10534 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10535 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10536 add extra PLT entry for TLS descriptors.
10537 (Output_data_plt_x86_64::got_): New field.
10538 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10539 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10541 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10543 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10544 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10545 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10546 R_386_TLS_DESC_CALL relocations.
10547 (Target_x86_64::Scan::global): Likewise.
10548 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10549 for TLS descriptors.
10550 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10551 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10552 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10553 GD-to-IE relaxation.
10554 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10555 and TLS_DESCRIPTORS.
10556 * Makefile.in: Rebuild.
10557 * configure: Rebuild.
10558 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10559 (tls_test_shared2.so): New target.
10560 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10561 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10562 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10563 (tls_shared_gd_to_ie_test_LDADD): New variable.
10564 (tls_shared_gnu2_gd_to_ie_test): New target.
10565 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10567 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10568 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10569 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10570 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10571 (tls_shared_gnu2_test): New target.
10572 (tls_test_gnu2_shared.so): New target.
10573 (tls_shared_gnu2_test_SOURCES): New variable.
10574 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10575 (tls_shared_gnu2_test_LDFLAGS): New variable.
10576 (tls_shared_gnu2_test_LDADD): New variable.
10577 * testsuite/Makefile.in: Rebuild.
10578 * testsuite/Makefile.
10580 2008-04-11 Ian Lance Taylor <iant@google.com>
10582 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10584 * testsuite/Makefile.in: Rebuild.
10586 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10588 * testsuite/script_test_2.cc (main): Adjust test.
10590 2008-04-11 David S. Miller <davem@davemloft.net>
10591 Ian Lance Taylor <iant@google.com>
10593 * options.h (General_options): Add entries for '-Y' and
10595 * options.cc (General_options:finalize): If -Y was used, add those
10596 entries to the library path instead of the default "/lib" and
10599 2008-04-11 David S. Miller <davem@davemloft.net>
10601 * testsuite/justsyms.t: Start at 0x100.
10602 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10603 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10605 * testsuite/script_test_2.cc: Adjust string and section length
10608 2008-04-09 Ian Lance Taylor <iant@google.com>
10611 * script-sections.cc (Sections_element::allocate_to_segment): Add
10613 (Output_section_definition::allocate_to_segment): Likewise.
10614 (Orphan_output_section::allocate_to_segment): Likewise.
10615 (Script_sections::attach_sections_using_phdrs_clause): Don't
10616 propagate non-PT_LOAD segments to orphan sections.
10617 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10618 readelf rather than objdump.
10619 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10620 .interp section and PT_INTERP segment are the same size.
10621 * testsuite/Makefile.in: Rebuild.
10623 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10624 aliases for symbols defined in the same object.
10625 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10626 (weak_alias_test_SOURCES): New variable.
10627 (weak_alias_test_DEPENDENCIES): New variable.
10628 (weak_alias_test_LDFLAGS): New variable.
10629 (weak_alias_test_LDADD): New variable.
10630 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10631 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10632 (weak_alias_test_3.o): New target.
10633 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10634 * testsuite/weak_alias_test_main.cc: New file.
10635 * testsuite/weak_alias_test_1.cc: New file.
10636 * testsuite/weak_alias_test_2.cc: New file.
10637 * testsuite/weak_alias_test_3.cc: New file.
10639 2008-04-08 Ian Lance Taylor <iant@google.com>
10641 * options.h (class General_options): Add --noinhibit-exec option.
10642 * main.cc (main): Check --noinhibit-exec.
10644 * options.h (class General_options): Define --wrap as a special
10645 option. Add wrap_symbols_ field.
10646 (General_options::any_wrap_symbols): New function.
10647 (General_options::is_wrap_symbol): New function.
10648 * options.cc (General_options::parse_wrap): New function.
10649 (General_options::General_options): Initialize wrap_symbols_.
10650 * symtab.cc (Symbol_table::wrap_symbol): New function.
10651 (Symbol_table::add_from_object): Handle --wrap.
10652 * symtab.h (class Symbol_table): Declare wrap_symbol.
10653 * target.h (Target::wrap_char): New function.
10654 (Target::Target_info): Add wrap_char field.
10655 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10656 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10657 * testsuite/testfile.cc (Target_test::test_target_info):
10660 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10663 * layout.h (class Layout): Add added_eh_frame_data_ field.
10664 * layout.cc (Layout::Layout): Initialize new field.
10665 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10666 output section until we find a section we merged successfully.
10667 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10668 that the size be non-zero.
10670 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10673 2008-04-08 Craig Silverstein <csilvers@google.com>
10675 * configure.ac: Export new conditional variable HAVE_ZLIB.
10676 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10678 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10679 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10681 2008-04-07 Ian Lance Taylor <iant@google.com>
10683 * version.cc (version_string): Set to "1.5".
10685 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10686 Add issued_non_pic_error_ field. Declare check_non_pic.
10687 (Target_x86_64::Scan::check_non_pic): New function.
10688 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10689 (Target_x86_64::Scan::global): Likewise.
10691 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10692 addend parameter. Change caller. Handle merge sections.
10693 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10694 Address to Addend. Don't add in the result of
10695 local_section_offset, pass down the addend and use the returned
10697 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10698 Update declarations of local_section_offset and symbol_value.
10699 * testsuite/two_file_test_1.cc (t18): New function.
10700 * testsuite/two_file_test_2.cc (f18): New function.
10701 * testsuite/two_file_test_main.cc (main): Call t18.
10702 * testsuite/two_file_test.h (t18, f18): Declare.
10704 * configure.ac: Don't test for objdump, c++filt, or readelf.
10705 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10707 (TEST_READELF): New variable.
10708 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10709 (check_PROGRAMS): Add two_file_strip_test.
10710 (two_file_strip_test): New target.
10711 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10712 (two_file_same_shared_strip_test_SOURCES): New variable.
10713 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10714 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10715 (two_file_same_shared_strip_test_LDADD): New variable.
10716 (two_file_shared_strip.so): New target.
10717 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10718 (ver_test_5.syms, ver_test_7.syms): Likewise.
10719 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10720 (strip_test_3.stdout): Use TEST_OBJDUMP.
10721 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10723 2008-04-04 Cary Coutant <ccoutant@google.com>
10725 * symtab.h (Symbol::is_weak_undefined): New function.
10726 (Symbol::is_strong_undefined): New function.
10727 (Symbol::is_absolute): New function.
10728 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10729 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10731 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10732 (weak_undef_test): New target.
10733 * testsuite/Makefile.in: Rebuild.
10734 * testsuite/weak_undef_file1.cc: New file.
10735 * testsuite/weak_undef_file2.cc: New file.
10736 * testsuite/weak_undef_test.cc: New file.
10738 2008-04-03 Craig Silverstein <csilvers@google.com>
10740 * compressed_output.h (class Output_compressed_section): Use
10742 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10744 (zlib_compressed_suffix): Removed.
10745 (Output_compressed_section::set_final_data_size): Use unsigned
10747 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10748 Fix linker invocation.
10749 (flagstest_o_specialfile_and_compress_debug_sections):
10751 * testsuite/Makefile.in: Regenerated.
10753 2008-04-02 David S. Miller <davem@davemloft.net>
10755 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10756 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10758 2008-04-02 Craig Silverstein <csilvers@google.com>
10762 2008-04-02 Ian Lance Taylor <iant@google.com>
10764 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10765 parameters. Update for new key type to views_. Change all
10767 (File_read::read): Adjust for byteshift in returned view.
10768 (File_read::add_view): New function, broken out of
10769 find_and_make_view.
10770 (File_read::make_view): New function, broken out of
10771 find_and_make_view.
10772 (File_read::find_or_make_view): Add offset and aligned
10773 parameters. Rewrite accordingly. Change all callers.
10774 (File_read::get_view): Add offset and aligned parameters. Adjust
10775 for byteshift in return value.
10776 (File_read::get_lasting_view): Likewise.
10777 * fileread.h (class File_read): Update declarations.
10778 (class File_read::View): Add byteshift_ field. Add byteshift to
10779 constructor. Add byteshift method.
10780 * archive.h (Archive::clear_uncached_views): New function.
10781 (Archive::get_view): Add aligned parameter. Change all callers.
10782 * object.h (Object::get_view): Add aligned parameter. Change all
10784 (Object::get_lasting_view): Likewise.
10786 * fileread.cc (File_read::release): Don't call clear_views if
10787 there are multiple objects.
10788 * fileread.h (File_read::clear_uncached_views): New function.
10789 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10792 2008-03-31 Cary Coutant <ccoutant@google.com>
10794 Add thin archive support.
10795 * archive.cc (Archive::armagt): New const.
10796 (Archive::setup): Remove task parameter and calls to unlock.
10797 (Archive::unlock_nested_archives): New function.
10798 (Archive::read_header): Add nested_off parameter. Change
10800 (Archive::interpret_header): Likewise.
10801 (Archive::include_all_members): Change to handle thin
10803 (Archive::include_member): Likewise.
10804 * archive.h (Archive::Archive): Add new parameters and
10806 (Archive::armagt): New const.
10807 (Archive::setup): Remove task parameter.
10808 (Archive::unlock_nested_archives): New function.
10809 (Archive::read_header): Add nested_off parameter.
10810 (Archive::interpret_header): Likewise.
10811 (Archive::Nested_archive_table): New typedef.
10812 (Archive::is_thin_archive_): New field.
10813 (Archive::nested_archives_): New field.
10814 (Archive::options_): New field.
10815 (Archive::dirpath_): New field.
10816 (Archive::task_): New field.
10817 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10818 for thin archives. Pass additional parameters to
10819 Archive::Archive. Unlock the archive file after calling
10822 2008-03-29 Ian Lance Taylor <iant@google.com>
10824 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10825 version symbol to be local.
10826 * testsuite/ver_test_4.sh: New file.
10827 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10828 (check_DATA): Add ver_test_4.syms.
10829 (ver_test_4.syms): New target.
10830 * testsuite/Makefile.in: Rebuild.
10833 (Output_section::Input_section_sort_entry::has_priority): New
10835 (Output_section::Input_section_sort_entry::match_file_name): New
10837 (Output_section::Input_section_sort_entry::match_section_name):
10839 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10841 (Output_section::Input_section_sort_entry::match_section_file):
10843 (Output_section::Input_section_sort_compare::operator()): Rewrite
10844 using new Input_section_sort_entry functions. Sort crtbegin and
10845 crtend first. Sort sections with no priority before sections with
10847 * testsuite/initpri1.c (d3): Check j != 4.
10848 (cd5): New constructor/destructor function.
10849 (main): Check j != 2.
10851 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10852 new symbol when resolving, don't call set_is_default.
10853 * testsuite/ver_test_7.cc: New file.
10854 * testsuite/ver_test_7.sh: New file.
10855 * testsuite/Makefile.am (ver_test_7.so): New target.
10856 (ver_test_7.o): New target.
10857 (check_SCRIPTS): Add ver_test_7.sh.
10858 (check_DATA): Add ver_test_7.syms.
10859 (ver_test_7.syms): New target.
10861 2008-03-28 Ian Lance Taylor <iant@google.com>
10863 * layout.cc (Layout::layout): If we see an input section with a
10864 name that needs sorting, set the must_sort flag for the output
10866 (Layout::make_output_section): If the name of the output section
10867 indicates that it might require sorting, set the may_sort flag.
10868 * output.h (Output_section::may_sort_attached_input_sections): New
10870 (Output_section::set_may_sort_attached_input_sections): New
10872 (Output_section::must_sort_attached_input_sections): New
10874 (Output_section::set_must_sort_attached_input_sections): New
10876 (class Output_section): Declare Input_section_sort_entry. Define
10877 Input_section_sort_compare. Declare
10878 sort_attached_input_sections. Add new fields:
10879 may_sort_attached_input_sections_,
10880 must_sort_attached_input_sections_,
10881 attached_input_sections_are_sorted_.
10882 * output.cc (Output_section::Output_section): Initialize new
10884 (Output_section::add_input_section): Add an entry to
10885 input_sections_ if may_sort or must_sort are true.
10886 (Output_section::set_final_data_size): Call
10887 sort_attached_input_sections if necessary.
10888 (Output_section::Input_section_sort_entry): Define new class.
10889 (Output_section::Input_section_sort_compare::operator()): New
10891 (Output_section::sort_attached_input_sections): New function.
10892 * configure.ac: Check whether the compiler supports constructor
10893 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10894 * testsuite/initpri1.c: New file.
10895 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10896 CONSTRUCTOR_PRIORITY.
10897 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10898 (initpri1_LDFLAGS): New variable.
10899 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10901 2008-03-27 Ian Lance Taylor <iant@google.com>
10903 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10904 * testsuite/common_test_1.c: New file.
10905 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10906 (common_test_1_SOURCES): New variable.
10907 (common_test_1_DEPENDENCIES): New variable.
10908 (common_test_1_LDFLAGS): New variable.
10910 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10911 and commons_ correctly when NAME/VERSION does not override
10913 * testsuite/ver_test_6.c: New file.
10914 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10915 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10916 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10918 2008-03-26 Ian Lance Taylor <iant@google.com>
10920 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10921 of an undefined symbol from a version script.
10922 * testsuite/Makefile.am (ver_test_5.so): New target.
10923 (ver_test_5.o): New target.
10924 (check_SCRIPTS): Add ver_test_5.sh.
10925 (check_DATA): Add ver_test_5.syms.
10926 (ver_test_5.syms): New target.
10927 * testsuite/ver_test_5.cc: New file.
10928 * testsuite/ver_test_5.script: New file.
10929 * testsuite/ver_test_5.sh: New file.
10930 * Makefile.in, testsuite/Makefile.in: Rebuild.
10933 Fix problems building gold with gcc 4.3.0.
10934 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10935 (gold_error_at_location, gold_warning_at_location): Use it.
10936 * configure.ac: Check whether we can compile and use a template
10937 function with a printf attribute.
10938 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10939 when jumping over bytes.
10940 * object.cc: Instantiate Object::read_section_data.
10941 * debug.h: Include <cstring>
10942 * dwarf_reader.cc: Include <algorithm>
10943 * main.cc: Include <cstring>.
10944 * options.cc: Include <cstring>.
10945 * output.cc: Include <cstring>.
10946 * script.cc: Include <cstring>.
10947 * script.h: Include <string>.
10948 * symtab.cc: Include <cstring> and <algorithm>.
10949 * target-select.cc: Include <cstring>.
10950 * version.cc: Include <string>.
10951 * testsuite/testmain.cc: Include <cstdlib>.
10952 * configure, config.in: Rebuild.
10954 2008-03-25 Ian Lance Taylor <iant@google.com>
10956 * options.cc: Include "../bfd/bfdver.h".
10957 (options::help): Print bug reporting address.
10959 * version.cc (print_version): Adjust output for current value of
10960 BFD_VERSION_STRING.
10964 * options.cc (options::help): Print list of supported targets.
10965 * target-select.h: Include <vector>.
10966 (class Target_selector): Make machine_, size_, and is_big_endian_
10967 fields const. Add bfd_name_ and instantiated_target_ fields.
10968 (Target_selector::Target_selector): Add bfd_name parameter.
10969 (Target_selector::recognize): Make non-virtual, call
10971 (Target_selector::recognize_by_name): Make non-virtual, call
10972 do_recognize_by_name.
10973 (Target_selector::supported_names): New function.
10974 (Target_selector::bfd_name): New function.
10975 (Target_selector::do_instantiate_target): New pure virtual
10977 (Target_selector::do_recognize): New virtual function.
10978 (Target_selector::do_recognize_by_name): New virtual function.
10979 (Target_selector::instantiate_target): New private function.
10980 (supported_target_names): Declare.
10981 * target-select.cc (Target_selector::Target_selector): Update for
10982 new parameter and fields.
10983 (select_target_by_name): Check that the name matches before
10984 calling recognize_by_name.
10985 (supported_target_names): New function.
10986 * i386.cc (class Target_selector_i386): Update Target_selector
10987 constructor call. Remove recognize and recognize_by_name. Add
10988 do_instantiate_target.
10989 * x86_64.cc (class Target_selector_x86_64): Likewise.
10990 * testsuite/testfile.cc (class Target_selector_test): Update for
10991 changes to Target_selector.
10993 * README: Rewrite, with some notes on unsupported features.
10995 2008-03-24 Cary Coutant <ccoutant@google.com>
10997 * i386.cc (Target_i386::Got_type): New enum declaration.
10998 (Target_i386::Scan::local): Updated callers of Output_data_got
11000 (Target_i386::Scan::global): Likewise.
11001 (Target_i386::Relocate::relocate): Likewise.
11002 (Target_i386::Relocate::relocate_tls): Likewise.
11003 * object.h (Got_offset_list): New class.
11004 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11005 (Sized_relobj::local_got_offset): Likewise.
11006 (Sized_relobj::set_local_got_offset): Likewise.
11007 (Sized_relobj::local_has_tls_got_offset): Removed.
11008 (Sized_relobj::local_tls_got_offset): Removed.
11009 (Sized_relobj::set_local_tls_got_offset): Removed.
11010 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11011 * output.cc (Output_data_got::add_global): Added got_type parameter.
11012 (Output_data_got::add_global_with_rel): Likewise.
11013 (Output_data_got::add_global_with_rela): Likewise.
11014 (Output_data_got::add_global_pair_with_rel): New function.
11015 (Output_data_got::add_global_pair_with_rela): New function.
11016 (Output_data_got::add_local): Added got_type parameter.
11017 (Output_data_got::add_local_with_rel): Likewise.
11018 (Output_data_got::add_local_with_rela): Likewise.
11019 (Output_data_got::add_local_pair_with_rel): New function.
11020 (Output_data_got::add_local_pair_with_rela): New function.
11021 (Output_data_got::add_global_tls): Removed.
11022 (Output_data_got::add_global_tls_with_rel): Removed.
11023 (Output_data_got::add_global_tls_with_rela): Removed.
11024 (Output_data_got::add_local_tls): Removed.
11025 (Output_data_got::add_local_tls_with_rel): Removed.
11026 (Output_data_got::add_local_tls_with_rela): Removed.
11027 * output.h (Output_data_got::add_global): Added got_type parameter.
11028 (Output_data_got::add_global_with_rel): Likewise.
11029 (Output_data_got::add_global_with_rela): Likewise.
11030 (Output_data_got::add_global_pair_with_rel): New function.
11031 (Output_data_got::add_global_pair_with_rela): New function.
11032 (Output_data_got::add_local): Added got_type parameter.
11033 (Output_data_got::add_local_with_rel): Likewise.
11034 (Output_data_got::add_local_with_rela): Likewise.
11035 (Output_data_got::add_local_pair_with_rel): New function.
11036 (Output_data_got::add_local_pair_with_rela): New function.
11037 (Output_data_got::add_global_tls): Removed.
11038 (Output_data_got::add_global_tls_with_rel): Removed.
11039 (Output_data_got::add_global_tls_with_rela): Removed.
11040 (Output_data_got::add_local_tls): Removed.
11041 (Output_data_got::add_local_tls_with_rel): Removed.
11042 (Output_data_got::add_local_tls_with_rela): Removed.
11043 * resolve.cc (Symbol::override_base_with_special): Removed
11044 reference to has_got_offset_ field.
11045 * symtab.cc (Symbol::init_fields): Replaced initialization
11046 of got_offset_ with got_offsets_. Removed initialization
11048 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11049 (Symbol::got_offset): Likewise.
11050 (Symbol::set_got_offset): Likewise.
11051 (Symbol::has_tls_got_offset): Removed.
11052 (Symbol::tls_got_offset): Removed.
11053 (Symbol::set_tls_got_offset): Removed.
11054 (Symbol::got_offset_): Removed.
11055 (Symbol::tls_mod_got_offset_): Removed.
11056 (Symbol::tls_pair_got_offset_): Removed.
11057 (Symbol::got_offsets_): New field.
11058 (Symbol::has_got_offset): Removed.
11059 (Symbol::has_tls_mod_got_offset): Removed.
11060 (Symbol::has_tls_pair_got_offset): Removed.
11061 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11062 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11064 (Target_x86_64::Scan::global): Likewise.
11065 (Target_x86_64::Relocate::relocate): Likewise.
11066 (Target_x86_64::Relocate::relocate_tls): Likewise.
11068 2008-03-25 Ben Elliston <bje@au.ibm.com>
11070 * yyscript.y: Fix spelling error in comment.
11072 2008-03-24 Ian Lance Taylor <iant@google.com>
11074 * options.h (class General_options): Define build_id option.
11075 * layout.h (class Layout): Declare write_build_id, create_note,
11076 create_build_id. Add build_id_note_ member.
11077 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11078 "libiberty.h", "md5.h", "sha1.h".
11079 (Layout::Layout): Initialize eh_frame_data_,
11080 eh_frame_hdr_section_, and build_id_note_.
11081 (Layout::finalize): Call create_build_id.
11082 (Layout::create_note): New function, broken out of
11083 Layout::create_gold_note.
11084 (Layout::create_gold_note): Call create_note.
11085 (Layout::create_build_id): New function.
11086 (Layout::write_build_id): New function.
11087 (Close_task_runner::run): Call write_build_id.
11089 * x86_64.cc: Correct license to GPLv3.
11091 2008-03-23 Ian Lance Taylor <iant@google.com>
11093 * options.cc: Include "demangle.h".
11094 (parse_optional_string): New function.
11095 (parse_long_option): Handle takes_optional_argument.
11096 (parse_short_option): Update dash_z initializer. Handle
11097 takes_optional_argument.
11098 (General_options::General_options): Initialize do_demangle_.
11099 (General_options::finalize): Set do_demangle_. Handle demangling
11101 * options.h (parse_optional_string): Declare.
11102 (struct One_option): Add optional_arg field. Update constructor.
11103 Update call constructor calls. Add takes_optional_argument
11105 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11106 (DEFINE_optional_string): Define.
11107 (General_options::demangle): Change from DEFINE_bool to
11108 DEFINE_optional_string.
11109 (General_options::no_demangle): New function.
11110 (General_options::do_demangle): New function.
11111 (General_options::set_do_demangle): New function.
11112 (General_options::execstack_status_): Move definition to end of
11114 (General_options::static_): Likewise.
11115 (General_options::do_demangle_): New field.
11116 * object.cc (big_endian>::get_symbol_location_info): Call
11117 Options::do_demangle, not Options::demangle.
11118 * symtab.cc (demangle): Likewise.
11120 2008-03-22 Ian Lance Taylor <iant@google.com>
11122 * gold.h: Include <cstddef> and <sys/types.h>
11123 * options.h: Include <cstring>.
11125 2008-03-21 Ian Lance Taylor <iant@google.com>
11127 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob