1 2011-06-09 Cary Coutant <ccoutant@google.com>
4 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
5 used with --compress-debug-sections.
6 * gold/object.cc (Sized_relobj_file::do_layout): Report
7 uncompressed size of compressed input sections.
9 2011-06-08 Cary Coutant <ccoutant@google.com>
12 * testsuite/two_file_test_2_v1.cc: Change initialization of
13 v2 to keep it in .data.
15 2011-06-07 Cary Coutant <ccoutant@google.com>
17 * common.cc (Symbol_table::do_allocate_commons_list): Call
19 * errors.cc (Errors::fatal): Adjust call to gold_exit.
20 (Errors::fallback): New function.
21 (gold_fallback): New function.
22 * errors.h (Errors::fallback): New function.
23 * gold.cc (gold_exit): Change status parameter to enum; adjust
25 (queue_initial_tasks): Call gold_fallback.
26 * gold.h: Include cstdlib.
27 (Exit_status): New enum type.
28 (gold_exit): Change status parameter to enum.
29 (gold_fallback): New function.
30 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
31 (Layout::create_symtab_sections): Likewise.
32 (Layout::create_shdrs): Likewise.
33 * main.cc (main): Adjust call to gold_exit.
34 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
35 (Output_data_got::add_got_entry_pair): Likewise.
36 (Output_section::add_input_section): Likewise.
37 (Output_section::add_output_section_data): Likewise.
38 (Output_segment::set_section_list_addresses): Likewise.
39 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
41 2011-06-07 Cary Coutant <ccoutant@google.com>
43 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
44 for incremental links.
45 * output.cc (Output_segment::set_section_list_addresses): Remove
46 FIXME and test for TLS or BSS.
48 2011-06-07 Cary Coutant <ccoutant@google.com>
50 * testsuite/Makefile.am: Add incremental_copy_test,
51 incremental_common_test_1.
52 * testsuite/Makefile.in: Regenerate.
53 * testsuite/common_test_1_v1.c: New source file.
54 * testsuite/common_test_1_v2.c: New source file.
55 * testsuite/copy_test_v1.cc: New source file.
57 2011-06-07 Cary Coutant <ccoutant@google.com>
59 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
60 update, allocate common from bss section's free list.
61 * incremental-dump.cc (dump_incremental_inputs): Print flag for
62 linker-defined symbols.
63 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
64 Skip GOT and PLT entries that are no longer referenced.
65 (Output_section_incremental_inputs::write_info_blocks): Mark
66 linker-defined symbols.
67 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
68 * output.cc (Output_section::allocate): New function.
69 * output.h (Output_section::allocate): New function.
70 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
71 linker-defined symbols.
72 (Symbol::override_base_with_special): Copy is_predefined_ flag.
73 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
74 (Symbol::init_base_output_data): Likewise.
75 (Symbol::init_base_output_segment): Likewise.
76 (Symbol::init_base_constant): Likewise.
77 (Sized_symbol::init_output_data): Likewise.
78 (Sized_symbol::init_output_segment): Likewise.
79 (Sized_symbol::init_constant): Likewise.
80 (Symbol_table::do_define_in_output_data): Likewise.
81 (Symbol_table::do_define_in_output_segment): Likewise.
82 (Symbol_table::do_define_as_constant): Likewise.
83 * symtab.h (Symbol::is_predefined): New function.
84 (Symbol::init_base_output_data): Add is_predefined parameter.
85 (Symbol::init_base_output_segment): Likewise.
86 (Symbol::init_base_constant): Likewise.
87 (Symbol::is_predefined_): New data member.
88 (Sized_symbol::init_output_data): Add is_predefined parameter.
89 (Sized_symbol::init_output_segment): Likewise.
90 (Sized_symbol::init_constant): Likewise.
91 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
93 2011-06-07 Cary Coutant <ccoutant@google.com>
95 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
96 instead of emit_copy_reloc.
97 (Copy_relocs::emit_copy_reloc): Refactor.
98 (Copy_relocs::make_copy_reloc): New function.
99 (Copy_relocs::add_copy_reloc): Remove.
100 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
102 (Copy_relocs::make_copy_reloc): New function.
103 (Copy_relocs::add_copy_reloc): Remove.
104 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
105 unchanged input files.
106 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
107 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
108 Reserve BSS space for COPY relocations.
109 (Sized_incremental_binary::do_emit_copy_relocs): New function.
110 (Output_section_incremental_inputs::write_info_blocks): Record
111 whether a symbol is copied from a shared object.
112 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
113 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
114 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
115 (Incremental_input_entry_reader::get_output_symbol_index): Add
117 (Incremental_binary::emit_copy_relocs): New function.
118 (Incremental_binary::do_emit_copy_relocs): New function.
119 (Sized_incremental_binary::Sized_incremental_binary): Initialize
121 (Sized_incremental_binary::add_copy_reloc): New function.
122 (Sized_incremental_binary::do_emit_copy_relocs): New function.
123 (Sized_incremental_binary::Copy_reloc): New struct.
124 (Sized_incremental_binary::Copy_relocs): New typedef.
125 (Sized_incremental_binary::copy_relocs_): New data member.
126 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
127 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
128 * target.h (Sized_target::emit_copy_reloc): New function.
129 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
131 2011-06-02 Cary Coutant <ccoutant@google.com>
134 * gold/archive.cc (Archive::Archive): Initialize new data member.
135 (Archive::include_all_members): Return if archive has already been
137 * gold/archive.h (Archive::include_all_members_): New data member.
139 2011-06-02 Nick Clifton <nickc@redhat.com>
141 * dynobj.h: Fix spelling mistake in comment.
142 * output.cc: Likewise.
144 2011-05-31 Doug Kwan <dougkwan@google.com>
148 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
149 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
150 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
151 redundant arm_exidx_test.so.
152 * testsuite/Makefile.in: Regenerate.
153 (check_SCRIPTS): Add pr12826.sh
154 (check_DATA): Add pr12826.stdout
155 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
156 * testsuite/pr12826.sh: New file.
157 * testsuite/pr12826_1.s: Ditto.
158 * testsuite/pr12826_1.s: Ditto.
160 2011-05-30 Ian Lance Taylor <iant@google.com>
162 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
165 2011-05-29 Ian Lance Taylor <iant@google.com>
168 * testsuite/Makefile.am: Use different file name for two_file_test
169 temporary file for each incremental test.
170 * testsuite/Makefile.in: Rebuild.
172 2011-05-29 Ian Lance Taylor <iant@google.com>
174 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
175 binary input file is empty.
177 2011-05-27 Ian Lance Taylor <iant@google.com>
179 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
180 (ver_test_9.so): Likewise.
181 * testsuite/Makefile.in: Rebuild.
183 2011-05-26 Cary Coutant <ccoutant@google.com>
185 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
186 * incremental.cc (Incremental_inputs::report_input_section): Fix
187 comment, indentation.
188 (Incremental_inputs::report_comdat_group): New function.
189 (Output_section_incremental_inputs::set_final_data_size): Adjust size
190 of data for incremental input file entry.
191 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
192 group count, COMDAT group signatures.
193 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
194 an unchanged input file.
195 * incremental.h (Incremental_object_entry::Incremental_object_entry):
196 Initialize new data member.
197 (Incremental_object_entry::add_comdat_group): New function.
198 (Incremental_object_entry::get_comdat_group_count): New function.
199 (Incremental_object_entry::get_comdat_signature_key): New function.
200 (Incremental_object_entry::groups_): New data member.
201 (Incremental_inputs::report_comdat_group): New function.
202 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
203 data for incremental input file entry.
204 (Incremental_input_entry_reader::get_comdat_group_count): New function.
205 (Incremental_input_entry_reader::get_input_section): Adjust size of
206 data for incremental input file entry.
207 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
208 (Incremental_input_entry_reader::get_comdat_group_signature): New
210 * object.cc (Sized_relobj::include_section_group): Report kept
211 COMDAT groups for incremental links.
213 2011-05-24 David Meyer <pdox@google.com>
215 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
216 with name parameter. Add found_name parameter.
217 * fileread.cc (Input_file::find_file): Adjust code accordingly.
218 * dirsearch.h (class Dirsearch): Update declaration.
220 2011-05-24 Ian Lance Taylor <iant@google.com>
222 * archive.cc (Library_base::should_include_member): Pull in object
223 from archive if it defines the entry symbol.
224 * parameters.cc (Parameters::entry): New function.
225 * parameters.h (class Parameters): Declare entry.
226 * output.h (class Output_file_header): Remove entry_ field.
227 * output.cc (Output_file_header::Output_file_header): Remove entry
228 parameter. Change all callers.
229 (Output_file_header::entry): Use parameters->entry.
230 * gold.cc (queue_middle_tasks): Likewise.
231 * plugin.cc (Plugin_hook::run): Likewise.
233 2011-05-24 Cary Coutant <ccoutant@google.com>
235 * gold.cc (queue_initial_tasks): Pass incremental base filename
236 to Output_file::open_base_file; don't print error message.
237 * incremental-dump.cc (main): Adjust call to
238 Output_file::open_for_modification.
239 * incremental-dump.cc (main): Likewise.
240 * incremental.cc (Incremental_inputs::report_command_line):
241 Ignore --incremental-base option when comparing command lines.
242 Ignore parameter when given as separate argument.
243 * options.h (class General_options): Add --incremental-base.
244 * output.cc (Output_file::Output_file):
245 (Output_file::open_base_file): Add base_name and writable parameters;
246 read base file into new file; print error message here.
247 (Output_file::map_no_anonymous): Add writable parameter; adjust all
249 * output.h (Output_file::open_for_modification): Rename to...
250 (Output_file::open_base_file): ...this; add base_name and
251 writable parameters; adjust all callers.
252 (Output_file::map_no_anonymous): Add writable parameter; adjust all
254 * testsuite/Makefile.am (incremental_test_4): Test
256 * testsuite/Makefile.in: Regenerate.
258 2011-05-24 Cary Coutant <ccoutant@google.com>
260 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
262 * testsuite/Makefile.in: Regenerate.
263 * testsuite/two_file_test_1_v1.cc: New test source file.
264 * testsuite/two_file_test_1b_v1.cc: New test source file.
265 * testsuite/two_file_test_2_v1.cc: New test source file.
267 2011-05-24 Cary Coutant <ccoutant@google.com>
269 * dynobj.h (Dynobj::do_dynobj): New function.
270 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
271 flag and soname for shared objects.
272 * incremental.cc (Incremental_inputs::report_object): Make
273 either Incremental_object_entry or Incremental_dynobj_entry; add
274 soname to string table.
275 (Incremental_inputs::report_input_section): Add assertion.
276 (Output_section_incremental_inputs::set_final_data_size): Adjust
277 type of input file entry for shared libraries; adjust size of
278 shared library info entry.
279 (Output_section_incremental_inputs::write_input_files): Write
280 as_needed flag for shared libraries.
281 (Output_section_incremental_inputs::write_info_blocks): Adjust type
282 of input file entry for shared libraries; write soname.
283 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
284 soname from incremental info.
285 * incremental.h (enum Incremental_input_flags): Add
286 INCREMENTAL_INPUT_AS_NEEDED.
287 (Incremental_input_entry::Incremental_input_entry): Initialize new
289 (Incremental_input_entry::set_as_needed): New function.
290 (Incremental_input_entry::as_needed): New function.
291 (Incremental_input_entry::do_dynobj_entry): New function.
292 (Incremental_input_entry::as_needed_): New data member.
293 (Incremental_object_entry::Incremental_object_entry): Don't check
295 (Incremental_object_entry::do_type): Likewise.
296 (class Incremental_dynobj_entry): New class.
297 (Incremental_input_entry_reader::as_needed): New function.
298 (Incremental_input_entry_reader::get_soname): New function.
299 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
300 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
301 size of shared library info entry.
302 * layout.cc (Layout::finish_dynamic_section): Don't test for
303 incremental link when adding DT_NEEDED entries.
304 * object.h (Object::Object): Initialize new data member.
305 (Object::dynobj): New function.
306 (Object::set_as_needed): New function.
307 (Object::as_needed): New function.
308 (Object::do_dynobj): New function.
309 (Object::as_needed_): New data member.
311 2011-05-24 Cary Coutant <ccoutant@google.com>
313 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
314 info; adjust display of GOT entries.
315 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
316 vector of input objects; remove file_status_.
317 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
318 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
319 got_plt reader; call target hooks to reserve GOT entries.
320 (Output_section_incremental_inputs::set_final_data_size): Adjust size
321 of input file info header and GOT info entry.
322 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
324 (Got_plt_view_info::got_descriptor): Remove.
325 (Got_plt_view_info::sym_index): New data member.
326 (Got_plt_view_info::input_index): New data member.
327 (Local_got_offset_visitor::visit): Write input file index.
328 (Global_got_offset_visitor::visit): Write 0 for input file index.
329 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
330 with sym_index and input_index.
331 (Output_section_incremental_inputs::write_got_plt): Adjust size of
332 incremental info GOT entry; replace got_descriptor with input_index.
333 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
334 map from input file index to object.
335 (Sized_relobj_incr::do_layout): Replace direct data member reference
336 with accessor function.
337 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
338 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
339 Adjust size of input file info header.
340 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
341 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
342 (Incremental_input_entry_reader::get_input_section): Adjust size of
343 input file info header.
344 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
345 of incremental info GOT entry.
346 (Incremental_got_plt_reader::get_got_desc): Remove.
347 (Incremental_got_plt_reader::get_got_symndx): New function.
348 (Incremental_got_plt_reader::get_got_input_index): New function.
349 (Sized_incremental_binary::Sized_incremental_binary): Remove
350 file_status_; add input_objects_.
351 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
352 (Sized_incremental_binary::set_file_is_unchanged): Remove.
353 (Sized_incremental_binary::file_is_unchanged): Remove.
354 (Sized_incremental_binary::set_input_object): New function.
355 (Sized_incremental_binary::input_object): New function.
356 (Sized_incremental_binary::file_status_): Remove.
357 (Sized_incremental_binary::input_objects_): New data member.
358 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
360 (Sized_relobj_incr::invalid_address): Move to base class.
361 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
363 (Sized_relobj_incr::do_output_section_offset): Likewise.
364 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
365 (Sized_relobj_incr::section_offsets_): Likewise.
366 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
368 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
369 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
370 with accessor function.
371 (Sized_relobj_file::do_layout): Likewise.
372 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
373 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
374 (Sized_relobj_file::compute_final_local_value): Replace refs to
375 section_offsets_ with accessor function.
376 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
377 * object.h (Relobj::Relobj): Initialize new data members.
378 (Relobj::add_dyn_reloc): New function.
379 (Relobj::first_dyn_reloc): New function.
380 (Relobj::dyn_reloc_count): New function.
381 (Relobj::first_dyn_reloc_): New data member.
382 (Relobj::dyn_reloc_count_): New data member.
383 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
385 (Sized_relobj::Address): New typedef.
386 (Sized_relobj::invalid_address): Move here from child class.
387 (Sized_relobj::Sized_relobj): Initialize new data members.
388 (Sized_relobj::sized_relobj): New function.
389 (Sized_relobj::is_output_section_offset_invalid): Move here from
391 (Sized_relobj::get_output_section_offset): Likewise.
392 (Sized_relobj::local_has_got_offset): Likewise.
393 (Sized_relobj::local_got_offset): Likewise.
394 (Sized_relobj::set_local_got_offset): Likewise.
395 (Sized_relobj::do_for_all_local_got_entries): Likewise.
396 (Sized_relobj::clear_got_offsets): New function.
397 (Sized_relobj::section_offsets): Move here from child class.
398 (Sized_relobj::do_output_section_offset): Likewise.
399 (Sized_relobj::do_set_section_offset): Likewise.
400 (Sized_relobj::Local_got_offsets): Likewise.
401 (Sized_relobj::local_got_offsets_): Likewise.
402 (Sized_relobj::section_offsets_): Likewise.
403 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
405 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
407 (Sized_relobj_file::sized_relobj): New function
408 (Sized_relobj_file::local_has_got_offset): Move to base class.
409 (Sized_relobj_file::local_got_offset): Likewise.
410 (Sized_relobj_file::set_local_got_offset): Likewise.
411 (Sized_relobj_file::get_output_section_offset): Likewise.
412 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
413 (Sized_relobj_file::do_output_section_offset): Likewise.
414 (Sized_relobj_file::do_set_section_offset): Likewise.
415 (Sized_relobj_file::Local_got_offsets): Likewise.
416 (Sized_relobj_file::local_got_offsets_): Likewise.
417 (Sized_relobj_file::section_offsets_): Likewise.
418 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
420 (set_needs_dynsym_index): Convert relobj to derived class pointer.
421 (Output_reloc::get_symbol_index): Likewise.
422 (Output_reloc::local_section_offset): Likewise.
423 (Output_reloc::get_address): Likewise.
424 (Output_reloc::symbol_value): Likewise.
425 (Output_data_got::reserve_slot): Move to class definition.
426 (Output_data_got::reserve_local): New function.
427 (Output_data_got::reserve_slot_for_global): Remove.
428 (Output_data_got::reserve_global): New function.
429 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
430 (all constructors, two instantiations).
431 (Output_reloc::get_relobj): New function (two instantiations).
432 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
433 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
434 (Output_data_reloc::add_global): Adjust type of relobj.
435 (Output_data_reloc::add_global_relative): Likewise.
436 (Output_data_reloc::add_symbolless_global_addend): Likewise.
437 (Output_data_reloc::add_local): Likewise.
438 (Output_data_reloc::add_local_relative): Likewise.
439 (Output_data_reloc::add_symbolless_local_addend): Likewise.
440 (Output_data_reloc::add_local_section): Likewise.
441 (Output_data_reloc::add_output_section): Likewise.
442 (Output_data_reloc::add_absolute): Likewise.
443 (Output_data_reloc::add_target_specific): Likewise.
444 (Output_data_got::reserve_slot): Move definition here.
445 (Output_data_got::reserve_local): New function.
446 (Output_data_got::reserve_global): New function.
447 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
448 section_offsets_ with accessor function.
449 (Sized_relobj_file::write_sections): Likewise.
450 (Sized_relobj_file::do_relocate_sections): Likewise.
451 * target.h (Sized_target::reserve_local_got_entry): New function.
452 (Sized_target::reserve_global_got_entry): New function.
453 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
454 (Target_x86_64::reserve_global_got_entry): New function.
455 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
457 2011-05-23 Cary Coutant <ccoutant@google.com>
459 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
460 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
461 bit when checking got_type.
462 * incremental.cc (Sized_incremental_binary::setup_readers):
463 Store symbol table and string table locations; initialize bit vector
464 of file status flags.
465 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
467 (Sized_incremental_binary::do_process_got_plt): New function.
468 (Sized_incremental_binary::get_symtab_view): Use stored locations.
469 (Output_section_incremental_inputs::set_final_data_size): Record
470 file index for each input file.
471 (Output_section_incremental_inputs::write_got_plt): Store file index
472 instead of input entry offset for each GOT entry.
474 (Incremental_input_entry::Incremental_input_entry): Initialize new
476 (Incremental_input_entry::set_offset): Store file index.
477 (Incremental_input_entry::get_file_index): New function.
478 (Incremental_input_entry::file_index_): New data member.
479 (Incremental_binary::process_got_plt): New function.
480 (Incremental_binary::do_process_got_plt): New function.
481 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
483 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
484 (Sized_incremental_binary::set_file_is_unchanged): New function.
485 (Sized_incremental_binary::file_is_unchanged): New function.
486 (Sized_incremental_binary::do_process_got_plt): New function.
487 (Sized_incremental_binary::file_status_): New data member.
488 (Sized_incremental_binary::main_symtab_loc_): New data member.
489 (Sized_incremental_binary::main_strtab_loc_): New data member.
490 * output.cc (Output_data_got::Got_entry::write): Add case
492 (Output_data_got::add_global): Call add_got_entry.
493 (Output_data_got::add_global_plt): Likewise.
494 (Output_data_got::add_global_with_rel): Likewise.
495 (Output_data_got::add_global_with_rela): Likewise.
496 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
497 (Output_data_got::add_global_pair_with_rela): Likewise.
498 (Output_data_got::add_local): Call add_got_entry.
499 (Output_data_got::add_local_plt): Likewise.
500 (Output_data_got::add_local_with_rel): Likewise.
501 (Output_data_got::add_local_with_rela): Likewise.
502 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
503 (Output_data_got::add_local_pair_with_rela): Likewise.
504 (Output_data_got::reserve_slot): New function.
505 (Output_data_got::reserve_slot_for_global): New function.
506 (Output_data_got::add_got_entry): New function.
507 (Output_data_got::add_got_entry_pair): New function.
508 (Output_section::add_output_section_data): Edit FIXME.
510 (Output_section_data_build::Output_section_data_build): New
511 constructor with size parameter.
512 (Output_data_space::Output_data_space): Likewise.
513 (Output_data_got::Output_data_got): Initialize new data member; new
514 constructor with size parameter.
515 (Output_data_got::add_constant): Call add_got_entry.
516 (Output_data_got::reserve_slot): New function.
517 (Output_data_got::reserve_slot_for_global): New function.
518 (class Output_data_got::Got_entry): Add RESERVED_CODE.
519 (Output_data_got::add_got_entry): New function.
520 (Output_data_got::add_got_entry_pair): New function.
521 (Output_data_got::free_list_): New data member.
522 * target.h (Sized_target::init_got_plt_for_update): New function.
523 (Sized_target::register_global_plt_entry): New function.
524 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
525 Initialize new data member; call init; add constructor with PLT count.
526 (Output_data_plt_x86_64::init): New function.
527 (Output_data_plt_x86_64::add_relocation): New function.
528 (Output_data_plt_x86_64::reserve_slot): New function.
529 (Output_data_plt_x86_64::free_list_): New data member.
530 (Target_x86_64::init_got_plt_for_update): New function.
531 (Target_x86_64::register_global_plt_entry): New function.
532 (Output_data_plt_x86_64::add_entry): Allocate from free list for
534 (Output_data_plt_x86_64::add_relocation): New function.
535 * testsuite/object_unittest.cc (Object_test): Set default options.
537 2011-05-16 Ian Lance Taylor <iant@google.com>
539 * options.h (class General_options): Make -i a synonym for -r.
541 2011-05-16 Ian Lance Taylor <iant@google.com>
543 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
545 2011-05-10 Cary Coutant <ccoutant@google.com>
547 * object.cc (Sized_relobj::do_count_local_symbols): Check for
550 2011-05-06 Ian Lance Taylor <iant@google.com>
552 * layout.cc (Layout::layout): If the output section flags change,
555 2011-04-25 Cary Coutant <ccoutant@google.com>
557 * incremental-dump.cc (dump_incremental_inputs): Print local
558 symbol info for each input file.
560 (Output_section_incremental_inputs::set_final_data_size): Add local
561 symbol info to input file entries in incremental info.
562 (Output_section_incremental_inputs::write_info_blocks): Likewise.
563 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
564 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
565 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
567 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
568 (Sized_incr_relobj::do_relocate): Write the local symbols.
569 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
570 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
571 Adjust size of input file header.
572 (Incremental_inputs_reader::get_local_symbol_offset): New function.
573 (Incremental_inputs_reader::get_local_symbol_count): New function.
574 (Incremental_inputs_reader::get_input_section): Adjust size of input
576 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
577 (Sized_incr_relobj::This): New typedef.
578 (Sized_incr_relobj::sym_size): New const data member.
579 (Sized_incr_relobj::Local_symbol): New struct.
580 (Sized_incr_relobj::do_output_local_symbol_count): New function.
581 (Sized_incr_relobj::do_local_symbol_offset): New function.
582 (Sized_incr_relobj::local_symbol_count_): New data member.
583 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
584 (Sized_incr_relobj::local_symbol_index_): New data member.
585 (Sized_incr_relobj::local_symbol_offset_): New data member.
586 (Sized_incr_relobj::local_dynsym_offset_): New data member.
587 (Sized_incr_relobj::local_symbols_): New data member.
588 * object.h (Relobj::output_local_symbol_count): New function.
589 (Relobj::local_symbol_offset): New function.
590 (Relobj::do_output_local_symbol_count): New function.
591 (Relobj::do_local_symbol_offset): New function.
592 (Sized_relobj::do_output_local_symbol_count): New function.
593 (Sized_relobj::do_local_symbol_offset): New function.
595 2011-04-22 Vladimir Simonov <sv@sw.ru>
597 * descriptors.cc (set_close_on_exec): New function.
598 (Descriptors::open): Use set_close_on_exec.
599 * output.cc (S_ISLNK): Define if not defined.
601 2011-04-22 Cary Coutant <ccoutant@google.com>
603 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
605 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
606 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
607 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
609 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
610 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
611 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
613 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
615 (Incremental_binary::apply_incremental_relocs): New function.
616 (Incremental_binary::do_apply_incremental_relocs): New function.
617 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
619 (Sized_incremental_binary::add_global_symbol): New function.
620 (Sized_incremental_binary::global_symbol): New function.
621 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
622 (Sized_incremental_binary::symbol_map_): New data member.
623 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
624 * target.h (Sized_target::apply_relocation): New function.
625 * target-reloc.h (apply_relocation): New function.
626 * x86_64.cc (Target_x86_64::apply_relocation): New function.
628 2011-04-22 Doug Kwan <dougkwan@google.com>
630 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
631 flag of a SHT_ARM_EXIDX section.
632 * testsuite/Makefile.am (arm_exidx_test): New test rules.
633 * testsuite/Makefile.in: Regenerate.
634 * testsuite/arm_exidx_test.s: New file.
635 * testsuite/arm_exidx_test.sh: Same.
637 2011-04-20 Cary Coutant <ccoutant@google.com>
640 * archive.h (Incremental_archive_entry::Archive_member):
641 Initialize arg_serial_ (second constructor).
643 2011-04-17 Ian Lance Taylor <iant@google.com>
645 * object.cc (Relocate_info::location): Simplify location string.
646 * errors.cc (Errors::error_at_location): Don't print program
648 (Errors::warning_at_location): Likewise.
649 (Errors::undefined_symbol): Likewise.
650 * testsuite/debug_msg.sh: Update accordingly.
652 2011-04-14 Cary Coutant <ccoutant@google.com>
654 * gold/layout.cc (Layout::symtab_section_offset): New function.
655 * gold/layout.h (Layout::symtab_section_offset): New function.
656 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
658 2011-04-12 Ian Lance Taylor <iant@google.com>
660 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
662 * output.h (class Output_file): Add map_is_allocated_ field.
663 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
664 not available, provide stubs. If mremap is not available, #define
666 (MREMAP_MAYMOVE): Define if not defined.
667 (Output_file::Output_file): Initialize map_is_allocated_.
668 (Output_file::resize): Check map_is_allocated_.
669 (Output_file::map_anonymous): If mmap fails, use malloc.
670 (Output_file::unmap): Don't do anything for an anonymous map.
671 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
672 is not available, provide stubs.
673 (File_read::View::~View): Use free rather than delete[].
674 (File_read::make_view): Use malloc rather than new[]. If mmap
676 (File_read::find_or_make_view): Use malloc rather than new[].
677 * gold.h: Remove HAVE_REMAP code.
678 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
679 exists. Rename mremap to gold_mremap. If mmap is not available
681 * configure, config.in: Rebuild.
683 2011-04-11 Ian Lance Taylor <iant@google.com>
685 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
686 initialize local variable v.
688 2011-04-11 Cary Coutant <ccoutant@google.com>
690 * archive.cc (Archive::include_member): Adjust call to
692 (Add_archive_symbols::run): Track argument serial numbers.
693 (Lib_group::include_member): Likewise.
694 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
695 * archive.h (Incremental_archive_entry::Archive_member):
696 Initialize arg_serial_.
697 (Archive_member::arg_serial_): New data member.
698 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
699 (Sized_dynobj::do_add_symbols): Track symbols when doing an
701 (Sized_dynobj::do_for_all_local_got_entries): New function.
702 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
704 * fileread.cc (get_mtime): New function.
705 * fileread.h (get_mtime): New function.
706 * gold.cc (queue_initial_tasks): Check for incremental update.
707 (process_incremental_input): New function.
708 (queue_middle_tasks): Don't force valid target for incremental
710 * incremental-dump.cc (find_input_containing_global): Adjust
711 size of symbol info entry.
712 (dump_incremental_inputs): Dump argument serial number and
713 in_system_directory flag; bias shndx by 1; print symbol names
714 when dumping per-file symbol lists; use new symbol info readers.
716 (Output_section_incremental_inputs:update_data_size): New function.
717 (Sized_incremental_binary::setup_readers): Setup input readers
718 for each input file; build maps for files added from libraries
720 (Sized_incremental_binary::check_input_args): New function.
721 (Sized_incremental_binary::do_check_inputs): Build map of argument
722 serial numbers to input arguments.
723 (Sized_incremental_binary::do_file_has_changed): Rename
724 do_file_is_unchanged to this; compare file modification times.
725 (Sized_incremental_binary::do_init_layout): New function.
726 (Sized_incremental_binary::do_reserve_layout): New function.
727 (Sized_incremental_binary::do_get_input_reader): Remove.
728 (Sized_incremental_binary::get_symtab_view): New function.
729 (Incremental_checker::can_incrementally_link_output_file): Remove.
730 (Incremental_inputs::report_command_line): Exclude --debug options.
731 (Incremental_inputs::report_archive_begin): Add parameter; track
732 argument serial numbers; don't put input file entry for archive
733 before archive members.
734 (Incremental_inputs::report_archive_end): Put input file entry
735 for archive after archive members.
736 (Incremental_inputs::report_object): Add parameter; track argument
737 serial numbers and in_system_directory flag.
738 (Incremental_inputs::report_script): Add parameter; track argument
740 (Output_section_incremental_inputs::set_final_data_size): Adjust
741 size of symbol info entry; check for forwarding symbols.
742 (Output_section_incremental_inputs::write_input_files): Write
743 in_system_directory flag and argument serial number.
744 (Output_section_incremental_inputs::write_info_blocks): Map section
745 indices between incremental info and original input file; store
746 input section index for each symbol.
747 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
748 change operator() to visit().
749 (class Global_got_offset_visitor): Likewise.
750 (class Global_symbol_visitor_got_plt):
751 (Output_section_incremental_inputs::write_got_plt): Use new visitor
753 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
754 (Sized_incr_relobj::do_read_symbols): New function.
755 (Sized_incr_relobj::do_layout): New function.
756 (Sized_incr_relobj::do_layout_deferred_sections): New function.
757 (Sized_incr_relobj::do_add_symbols): New function.
758 (Sized_incr_relobj::do_should_include_member): New function.
759 (Sized_incr_relobj::do_for_all_global_symbols): New function.
760 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
761 (Sized_incr_relobj::do_section_size): New function.
762 (Sized_incr_relobj::do_section_name): New function.
763 (Sized_incr_relobj::do_section_contents): New function.
764 (Sized_incr_relobj::do_section_flags): New function.
765 (Sized_incr_relobj::do_section_entsize): New function.
766 (Sized_incr_relobj::do_section_address): New function.
767 (Sized_incr_relobj::do_section_type): New function.
768 (Sized_incr_relobj::do_section_link): New function.
769 (Sized_incr_relobj::do_section_info): New function.
770 (Sized_incr_relobj::do_section_addralign): New function.
771 (Sized_incr_relobj::do_initialize_xindex): New function.
772 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
773 (Sized_incr_relobj::do_read_relocs): New function.
774 (Sized_incr_relobj::do_gc_process_relocs): New function.
775 (Sized_incr_relobj::do_scan_relocs): New function.
776 (Sized_incr_relobj::do_count_local_symbols): New function.
777 (Sized_incr_relobj::do_finalize_local_symbols): New function.
778 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
779 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
780 (Sized_incr_relobj::do_relocate): New function.
781 (Sized_incr_relobj::do_set_section_offset): New function.
782 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
783 (Sized_incr_dynobj::do_read_symbols): New function.
784 (Sized_incr_dynobj::do_layout): New function.
785 (Sized_incr_dynobj::do_add_symbols): New function.
786 (Sized_incr_dynobj::do_should_include_member): New function.
787 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
788 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
789 (Sized_incr_dynobj::do_section_size): New function.
790 (Sized_incr_dynobj::do_section_name): New function.
791 (Sized_incr_dynobj::do_section_contents): New function.
792 (Sized_incr_dynobj::do_section_flags): New function.
793 (Sized_incr_dynobj::do_section_entsize): New function.
794 (Sized_incr_dynobj::do_section_address): New function.
795 (Sized_incr_dynobj::do_section_type): New function.
796 (Sized_incr_dynobj::do_section_link): New function.
797 (Sized_incr_dynobj::do_section_info): New function.
798 (Sized_incr_dynobj::do_section_addralign): New function.
799 (Sized_incr_dynobj::do_initialize_xindex): New function.
800 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
801 (make_sized_incremental_object): New function.
802 (Incremental_library::copy_unused_symbols): New function.
803 (Incremental_library::do_for_all_unused_symbols): New function.
804 * incremental.h (enum Incremental_input_flags): New type.
805 (class Incremental_checker): Remove.
806 (Incremental_input_entry::Incremental_input_entry): Add argument
808 (Incremental_input_entry::arg_serial): New function.
809 (Incremental_input_entry::set_is_in_system_directory): New function.
810 (Incremental_input_entry::is_in_system_directory): New function.
811 (Incremental_input_entry::arg_serial_): New data member.
812 (Incremental_input_entry::is_in_system_directory_): New data member.
813 (class Script_info): Move here from script.h.
814 (Script_info::Script_info): Add filename parameter.
815 (Script_info::filename): New function.
816 (Script_info::filename_): New data member.
817 (Incremental_script_entry::Incremental_script_entry): Add argument
819 (Incremental_object_entry::Incremental_object_entry): Likewise.
820 (Incremental_object_entry::add_input_section): Build list of input
821 sections with map to original shndx.
822 (Incremental_object_entry::get_input_section_index): New function.
823 (Incremental_object_entry::shndx_): New data member.
824 (Incremental_object_entry::name_key_): Rename; adjust all refs.
825 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
826 (Incremental_archive_entry::Incremental_archive_entry): Add argument
828 (Incremental_inputs::report_archive_begin): Likewise.
829 (Incremental_inputs::report_object): Likewise.
830 (Incremental_inputs::report_script): Likewise.
831 (class Incremental_global_symbol_reader): New class.
832 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
833 and store flags and input file type.
834 (Incremental_input_entry_reader::arg_serial): New function.
835 (Incremental_input_entry_reader::type): Extract type from flags.
836 (Incremental_input_entry_reader::is_in_system_directory): New function.
837 (Incremental_input_entry_reader::get_input_section_count): Call
838 accessor function for type.
839 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
840 function for type; adjust size of global symbol entry.
841 (Incremental_input_entry_reader::get_global_symbol_count): Call
842 accessor function for type.
843 (Incremental_input_entry_reader::get_object_count): Likewise.
844 (Incremental_input_entry_reader::get_object_offset): Likewise.
845 (Incremental_input_entry_reader::get_member_count): Likewise.
846 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
847 (Incremental_input_entry_reader::get_member_offset): Likewise.
848 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
849 (Incremental_input_entry_reader::Global_symbol_info): Remove.
850 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
851 (Incremental_input_entry_reader::get_global_symbol_reader): New
853 (Incremental_input_entry_reader::get_output_symbol_index): New
855 (Incremental_input_entry_reader::type_): Remove.
856 (Incremental_input_entry_reader::flags_): New data member.
857 (Incremental_inputs_reader::input_file_offset): New function.
858 (Incremental_inputs_reader::input_file_index): New function.
859 (Incremental_inputs_reader::input_file): Call input_file_offset.
860 (Incremental_inputs_reader::input_file_at_offset): New function.
861 (Incremental_relocs_reader::get_r_type): Reformat.
862 (Incremental_relocs_reader::get_r_shndx): Reformat.
863 (Incremental_relocs_reader::get_r_offset): Reformat.
864 (Incremental_relocs_reader::data): New function.
865 (Incremental_binary::Incremental_binary): Initialize new data members.
866 (Incremental_binary::check_inputs): Add cmdline parameter.
867 (Incremental_binary::file_is_unchanged): Remove.
868 (Input_reader::arg_serial): New function.
869 (Input_reader::get_unused_symbol_count): New function.
870 (Input_reader::get_unused_symbol): New function.
871 (Input_reader::do_arg_serial): New function.
872 (Input_reader::do_get_unused_symbol_count): New function.
873 (Input_reader::do_get_unused_symbol): New function.
874 (Incremental_binary::input_file_count): New function.
875 (Incremental_binary::get_input_reader): Change signature to use
876 index instead of filename.
877 (Incremental_binary::file_has_changed): New function.
878 (Incremental_binary::get_input_argument): New function.
879 (Incremental_binary::get_library): New function.
880 (Incremental_binary::get_script_info): New function.
881 (Incremental_binary::init_layout): New function.
882 (Incremental_binary::reserve_layout): New function.
883 (Incremental_binary::output_file): New function.
884 (Incremental_binary::do_check_inputs): New function.
885 (Incremental_binary::do_file_is_unchanged): Remove.
886 (Incremental_binary::do_file_has_changed): New function.
887 (Incremental_binary::do_init_layout): New function.
888 (Incremental_binary::do_reserve_layout): New function.
889 (Incremental_binary::do_input_file_count): New function.
890 (Incremental_binary::do_get_input_reader): Change signature.
891 (Incremental_binary::input_args_map_): New data member.
892 (Incremental_binary::library_map_): New data member.
893 (Incremental_binary::script_map_): New data member.
894 (Sized_incremental_binary::Sized_incremental_binary): Initialize
896 (Sized_incremental_binary::output_section): New function.
897 (Sized_incremental_binary::inputs_reader): Add const.
898 (Sized_incremental_binary::symtab_reader): Add const.
899 (Sized_incremental_binary::relocs_reader): Add const.
900 (Sized_incremental_binary::got_plt_reader): Add const.
901 (Sized_incremental_binary::get_symtab_view): New function.
902 (Sized_incremental_binary::Inputs_reader): New typedef.
903 (Sized_incremental_binary::Input_entry_reader): New typedef.
904 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
905 (Sized_incremental_binary::do_file_is_unchanged): Remove.
906 (Sized_incremental_binary::do_file_has_changed): New function.
907 (Sized_incremental_binary::do_init_layout): New function.
908 (Sized_incremental_binary::do_reserve_layout): New function.
909 (Sized_input_reader::Inputs_reader): Remove.
910 (Sized_input_reader::Input_entry_reader): Remove.
911 (Sized_input_reader::do_arg_serial): New function.
912 (Sized_input_reader::do_get_unused_symbol_count): New function.
913 (Sized_input_reader::do_get_unused_symbol): New function.
914 (Sized_incremental_binary::do_input_file_count): New function.
915 (Sized_incremental_binary::do_get_input_reader): Change signature;
916 use index instead of filename.
917 (Sized_incremental_binary::section_map_): New data member.
918 (Sized_incremental_binary::input_entry_readers_): New data member.
919 (class Sized_incr_relobj): New class.
920 (class Sized_incr_dynobj): New class.
921 (make_sized_incremental_object): New function.
922 (class Incremental_library): New class.
923 * layout.cc (Free_list::num_lists): New static data member.
924 (Free_list::num_nodes): New static data member.
925 (Free_list::num_removes): New static data member.
926 (Free_list::num_remove_visits): New static data member.
927 (Free_list::num_allocates): New static data member.
928 (Free_list::num_allocate_visits): New static data member.
929 (Free_list::init): New function.
930 (Free_list::remove): New function.
931 (Free_list::allocate): New function.
932 (Free_list::dump): New function.
933 (Free_list::print_stats): New function.
934 (Layout_task_runner::run): Resize output file for incremental updates.
935 (Layout::Layout): Initialize new data members.
936 (Layout::set_incremental_base): New function.
937 (Layout::init_fixed_output_section): New function.
938 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
940 (Layout::create_gold_note): Do not create gold note section for
942 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
943 for incremental updates.
944 (Layout::set_section_offsets): For incremental updates, allocate space
946 (Layout::create_symtab_sections): Layout with offsets relative to
947 start of section; for incremental updates, allocate space from free
949 (Layout::create_shdrs): For incremental updates, allocate space from
951 (Layout::finish_dynamic_section): For incremental updates, do not
952 check --as-needed (fixed in subsequent patch).
953 * layout.h (class Free_list): New class.
954 (Layout::set_incremental_base): New function.
955 (Layout::incremental_base): New function.
956 (Layout::init_fixed_output_section): New function.
957 (Layout::allocate): New function.
958 (Layout::incremental_base_): New data member.
959 (Layout::free_list_): New data member.
960 * main.cc (main): Print Free_list statistics.
961 * object.cc (Relobj::finalize_incremental_relocs): Add
962 clear_counts parameter; clear counts only when clear_counts is set.
963 (Sized_relobj::Sized_relobj): Initialize new base class.
964 (Sized_relobj::do_layout): Don't report special sections.
965 (Sized_relobj::do_for_all_local_got_entries): New function.
966 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
967 symtab_off to all symbol table offsets.
968 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
969 * object.h (class Got_offset_list): Move to top of file.
970 (Object::Object): Allow case where input_file == NULL.
971 (Object::~Object): Likewise.
972 (Object::input_file): Assert that input_file != NULL.
973 (Object::lock): Allow case where input_file == NULL.
974 (Object::unlock): Likewise.
975 (Object::is_locked): Likewise.
976 (Object::token): Likewise.
977 (Object::release): Likewise.
978 (Object::is_incremental): New function.
979 (Object::get_mtime): New function.
980 (Object::for_all_local_got_entries): New function.
981 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
982 (Object::set_is_in_system_directory): New function.
983 (Object::is_in_system_directory): New function.
984 (Object::do_is_incremental): New function.
985 (Object::do_get_mtime): New function.
986 (Object::do_for_all_local_got_entries): New function.
987 (Object::is_in_system_directory_): New data member.
988 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
989 (class Sized_relobj_base): New class.
990 (class Sized_relobj): Derive from Sized_relobj_base.
991 (class Sized_relobj::Symbols): Redeclare from base class.
992 (class Sized_relobj::local_got_offset_list): Remove.
993 (class Sized_relobj::Output_sections): Redeclare from base class.
994 (class Sized_relobj::do_for_all_local_got_entries): New function.
995 (class Sized_relobj::write_local_symbols): Add offset parameter.
996 (class Sized_relobj::local_symbol_offset_): Update comment.
997 (class Sized_relobj::local_dynsym_offset_): Update comment.
998 * options.cc (Input_arguments::add_file): Remove const.
999 * options.h (Input_file_argument::Input_file_argument):
1000 Initialize arg_serial_ (all constructors).
1001 (Input_file_argument::set_arg_serial): New function.
1002 (Input_file_argument::arg_serial): New function.
1003 (Input_file_argument::arg_serial_): New data member.
1004 (Input_arguments::Input_arguments): Initialize file_count_.
1005 (Input_arguments::add_file): Remove const.
1006 (Input_arguments::number_of_input_files): New function.
1007 (Input_arguments::file_count_): New data member.
1008 (Command_line::number_of_input_files): Call
1009 Input_arguments::number_of_input_files.
1010 * output.cc (Output_segment_headers::Output_segment_headers):
1012 (Output_section::Input_section::current_data_size): New function.
1013 (Output_section::Output_section): Initialize new data members.
1014 (Output_section::add_input_section): Don't do merge sections for
1015 an incremental link; allocate space from free list for an
1017 (Output_section::add_output_section_data): Allocate space from
1018 free list for an incremental update.
1019 (Output_section::update_data_size): New function.
1020 (Output_section::set_fixed_layout): New function.
1021 (Output_section::reserve): New function.
1022 (Output_segment::set_section_addresses): Remove const.
1023 (Output_segment::set_section_list_addresses): Remove const; allocate
1024 space from free list for an incremental update.
1025 (Output_segment::set_offset): Adjust size of RELRO segment for an
1027 * output.h (Output_data::current_data_size): Move here from
1029 (Output_data::pre_finalize_data_size): New function.
1030 (Output_data::update_data_size): New function.
1031 (Output_section_headers::update_data_size): new function.
1032 (Output_section_data_build::current_data_size): Move to Output_data.
1033 (Output_data_strtab::update_data_size): New function.
1034 (Output_section::current_data_size): Move to Output_data.
1035 (Output_section::set_fixed_layout): New function.
1036 (Output_section::has_fixed_layout): New function.
1037 (Output_section::reserve): New function.
1038 (Output_section::update_data_size): New function.
1039 (Output_section::has_fixed_layout_): New data member.
1040 (Output_section::free_list_): New data member.
1041 (Output_segment::set_section_addresses): Remove const.
1042 (Output_segment::set_section_list_addresses): Remove const.
1043 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1045 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1047 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1048 parameter when calling Add_symbols constructor; store argument
1049 serial number for members of a lib group.
1050 (Add_symbols::locks): Allow case where token == NULL.
1051 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1052 (Read_member::~Read_member): New function.
1053 (Read_member::is_runnable): New function.
1054 (Read_member::locks): New function.
1055 (Read_member::run): New function.
1056 (Check_script::~Check_script): New function.
1057 (Check_script::is_runnable): New function.
1058 (Check_script::locks): New function.
1059 (Check_script::run): New function.
1060 (Check_library::~Check_library): New function.
1061 (Check_library::is_runnable): New function.
1062 (Check_library::locks): New function.
1063 (Check_library::run): New function.
1064 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1065 (Add_symbols::library_): New data member.
1066 (class Read_member): New class.
1067 (class Check_script): New class.
1068 (class Check_library): New class.
1069 * reloc.cc (Read_relocs::is_runnable): Allow case where
1071 (Read_relocs::locks): Likewise.
1072 (Scan_relocs::locks): Likewise.
1073 (Relocate_task::locks): Likewise.
1074 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1076 (Sized_relobj::incremental_relocs_scan): Fix comment.
1077 (Sized_relobj::do_relocate): Pass output file offset to
1078 write_local_symbols.
1079 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1080 from class declaration.
1081 * script.cc (read_input_script): Allocate Script_info; pass
1082 argument serial number to report_script.
1083 * script.h (class Script_info): Move to incremental.h.
1084 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1085 * symtab.h (Symbol_table::add_from_incrobj): New function.
1086 (Symbol_table::set_file_offset): New function.
1088 2011-04-05 Cary Coutant <ccoutant@google.com>
1090 * incremental-dump.cc (dump_incremental_inputs): Change signature
1091 to take a Sized_incremental_binary; change caller. Use readers
1092 in Sized_incremental_binary.
1094 (Sized_incremental_binary::find_incremental_inputs_sections):
1095 Rename do_find_incremental_inputs_sections to this.
1096 (Sized_incremental_binary::setup_readers): New function.
1097 (Sized_incremental_binary::do_check_inputs): Check
1098 has_incremental_info_ flag; move setup code to setup_readers;
1100 (Sized_incremental_binary::do_file_is_unchanged): New function.
1101 (Sized_incremental_binary::do_get_input_reader): New function.
1102 * incremental.h (class Incremental_binary): Move to end of file.
1103 (Incremental_binary::file_is_unchanged): New function.
1104 (Incremental_binary::do_file_is_unchanged): New function.
1105 (Incremental_binary::Input_reader): New class.
1106 (Incremental_binary::get_input_reader): New function.
1107 (class Sized_incremental_binary): Move to end of file.
1108 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1109 input section reader classes.
1110 (Sized_incremental_binary::has_incremental_info): New function.
1111 (Sized_incremental_binary::inputs_reader): New function.
1112 (Sized_incremental_binary::symtab_reader): New function.
1113 (Sized_incremental_binary::relocs_reader): New function.
1114 (Sized_incremental_binary::got_plt_reader): New function.
1115 (Sized_incremental_binary::do_file_is_unchanged): New function.
1116 (Sized_incremental_binary::Sized_input_reader): New class.
1117 (Sized_incremental_binary::get_input_reader): New function.
1118 (Sized_incremental_binary::find_incremental_inputs_sections):
1119 Rename do_find_incremental_inputs_sections to this.
1120 (Sized_incremental_binary::setup_readers): New function.
1121 (Sized_incremental_binary::has_incremental_info_): New data member.
1122 (Sized_incremental_binary::inputs_reader_): New data member.
1123 (Sized_incremental_binary::symtab_reader_): New data member.
1124 (Sized_incremental_binary::relocs_reader_): New data member.
1125 (Sized_incremental_binary::got_plt_reader_): New data member.
1126 (Sized_incremental_binary::current_input_file_): New data member.
1128 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1131 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1134 2011-03-30 Cary Coutant <ccoutant@google.com>
1136 * archive.cc (Archive::include_member): Adjust call to report_object.
1137 (Add_archive_symbols::run): Add script_info to call to
1138 report_archive_begin.
1139 (Lib_group::include_member): Adjust call to report_object.
1140 (Add_lib_group_symbols::run): Adjust call to report_object.
1141 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1142 blocks. Add object count for script input files.
1143 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1144 script_info parameter; change all callers.
1145 (Incremental_inputs::report_object): Add script_info parameter;
1147 (Incremental_inputs::report_script): Store backpointer to
1148 incremental info entry.
1149 (Output_section_incremental_inputs::set_final_data_size): Record
1150 additional information for scripts.
1151 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1152 * incremental.h (Incremental_script_entry::add_object): New function.
1153 (Incremental_script_entry::get_object_count): New function.
1154 (Incremental_script_entry::get_object): New function.
1155 (Incremental_script_entry::objects_): New data member; adjust
1157 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1158 (Incremental_inputs::report_object): Add script_info parameter.
1159 (Incremental_inputs_reader::get_object_count): New function.
1160 (Incremental_inputs_reader::get_object_offset): New function.
1161 * options.cc (Input_arguments::add_file): Return reference to
1163 * options.h (Input_argument::set_script_info): New function.
1164 (Input_argument::script_info): New function.
1165 (Input_argument::script_info_): New data member; adjust all
1167 (Input_file_group::add_file): Return reference to new input argument.
1168 (Input_file_lib::add_file): Likewise.
1169 (Input_arguments::add_file): Likewise.
1170 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1171 * script.cc (Parser_closure::Parser_closure): Add script_info
1172 parameter; adjust all callers.
1173 (Parser_closure::script_info): New function.
1174 (Parser_closure::script_info_): New data member.
1175 (read_input_script): Report scripts earlier to incremental info.
1176 (script_add_file): Set script_info in Input_argument.
1177 (script_add_library): Likewise.
1178 * script.h (Script_options::Script_info): Rewrite class.
1180 2011-03-29 Cary Coutant <ccoutant@google.com>
1182 * archive.cc (Library_base::should_include_member): Move
1183 method here from class Archive.
1184 (Archive::Archive): Initialize base class.
1185 (Archive::should_include_member): Move to base class.
1186 (Archive::do_for_all_unused_symbols): New function.
1187 (Add_archive_symbols::run): Remove redundant access to
1189 (Lib_group::Lib_group): Initialize base class.
1190 (Lib_group::do_filename): New function.
1191 (Lib_group::include_member): Pass pointer to Lib_group to
1193 (Lib_group::do_for_all_unused_symbols): New function.
1194 (Add_lib_group_symbols::run): Report archive information for
1196 * archive.h (class Library_base): New base class.
1197 (class Archive): Derive from Library_base.
1198 (Archive::filename): Move to base class.
1199 (Archive::set_incremental_info): Likewise.
1200 (Archive::incremental_info): Likewise.
1201 (Archive::Should_include): Likewise.
1202 (Archive::should_include_member): Likewise.
1203 (Archive::Armap_entry): Remove.
1204 (Archive::Unused_symbol_iterator): Remove.
1205 (Archive::unused_symbols_begin): Remove.
1206 (Archive::unused_symbols_end): Remove.
1207 (Archive::do_filename): New function.
1208 (Archive::do_get_mtime): New function.
1209 (Archive::do_for_all_unused_symbols): New function.
1210 (Archive::task_): Move to base class.
1211 (Archive::incremental_info_): Likewise.
1212 (class Lib_group): Derive from Library_base.
1213 (Lib_group::do_filename): New function.
1214 (Lib_group::do_get_mtime): New function.
1215 (Lib_group::do_for_all_unused_symbols): New function.
1216 (Lib_group::task_): Move to base class.
1217 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1219 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1221 * incremental.cc (Incremental_inputs::report_archive_begin):
1222 Use Library_base; call library's get_mtime; add incremental inputs
1223 entry before members.
1224 (class Unused_symbol_visitor): New class.
1225 (Incremental_inputs::report_archive_end): Use Library_base; use
1226 visitor class to record unused symbols; don't add incremental inputs
1227 entry after members.
1228 (Incremental_inputs::report_object): Use Library_base.
1230 (Incremental_archive_entry::Incremental_archive_entry): Remove
1231 unused Archive parameter.
1232 (Incremental_inputs::report_archive_begin): Use Library_base.
1233 (Incremental_inputs::report_archive_end): Likewise.
1234 (Incremental_inputs::report_object): Likewise.
1235 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1237 * object.h (Object::for_all_global_symbols): New function.
1238 (Object::do_for_all_global_symbols): New function.
1239 (Sized_relobj::do_for_all_global_symbols): New function.
1240 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1242 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1245 2011-03-27 Ian Lance Taylor <iant@google.com>
1247 * archive.cc (Archive::interpret_header): Return -1 if something
1248 goes wrong. Change callers accordingly.
1250 2011-03-25 Cary Coutant <ccoutant@google.com>
1252 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1253 * testsuite/Makefile.in: Regenerate.
1255 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1257 * plugin.cc (get_view): New.
1258 (Plugin::load): Pass get_view to the plugin.
1259 (Plugin_manager::get_view): New.
1261 2011-03-21 Ian Lance Taylor <iant@google.com>
1263 * testsuite/final_layout.sh: Rewrite to not use dc.
1264 * testsuite/relro_test.sh: Fail if dc is not present.
1266 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1268 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1270 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1271 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1273 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1274 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1276 2011-03-14 Ian Lance Taylor <iant@google.com>
1278 * script-sections.cc (Sort_output_sections::script_compare):
1279 Rename from is_before, change return type.
1280 (Sort_output_sections::operator()): Adjust accordingly.
1282 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1285 * testsuite/odr_violation2.cc: Add comment to make all error line
1286 numbers double digits.
1287 * testsuite/debug_msg.sh: Adjust expected errors.
1289 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1291 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1292 but mark earlier ones as non-canonical
1293 (offset_to_iterator): Update search target and example
1294 (do_addr2line): Return extra lines in a vector*
1295 (format_file_lineno): Extract from do_addr2line
1296 (one_addr2line): Add vector* out-param
1297 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1298 when a lineno entry appeared last for its instruction
1299 (Dwarf_line_info): Add vector* out-param
1300 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1301 * symtab.cc (Odr_violation_compare): Include the lineno in the
1303 (linenos_from_loc): New. Combine the canonical line for an
1304 address with its other lines.
1305 (True_if_intersect): New. Helper functor to make
1306 std::set_intersection a query.
1307 (detect_odr_violations): Compare sets of lines instead of just
1308 one line for each function. This became less deterministic, but
1309 has fewer false positives.
1310 * symtab.h: Declarations.
1311 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1312 mix an optimized and non-optimized object in the same binary
1313 (odr_violation2.so): Same.
1314 * testsuite/Makefile.in: Regenerate from Makefile.am.
1315 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1316 * testsuite/debug_msg.sh: Update line numbers and add
1318 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1319 non-optimized context.
1320 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1321 isn't inlined, and use OdrDerived in an optimized context.
1322 * testsuite/odr_header1.h: Defines OdrDerived, where
1323 optimization will change the
1324 first-instruction-in-the-destructor's file and line number.
1325 * testsuite/odr_header2.h: Defines OdrBase.
1327 2011-03-09 Ian Lance Taylor <iant@google.com>
1329 * fileread.cc (File_read::clear_views): Don't delete the whole
1332 2011-03-08 Ian Lance Taylor <iant@google.com>
1335 * fileread.cc: #include <climits>.
1336 (GOLD_IOV_MAX): Define.
1337 (File_read::read_multiple): Limit number of entries by iov_max.
1338 * fileread.h (class File_read): Always set max_readv_entries to
1341 2011-03-07 Ian Lance Taylor <iant@google.com>
1344 * options.h (class General_options): Add -dy and -dn.
1346 2011-03-02 Cary Coutant <ccoutant@google.com>
1348 * testsuite/script_test_9.t: Add TLS segment.
1350 2011-03-02 Simon Baldwin <simonb@google.com>
1352 * configure.ac: Add check for gnu_indirect_function support in
1353 the toolchain building binutils.
1354 * configure: Rebuild.
1356 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1358 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1359 plugin only symbols.
1360 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1361 in plugin files as not needed in the symbol table.
1363 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1365 * output.cc (Output_section::add_input_section): Delay fill
1366 generation for section ordering.
1368 2011-02-09 Ian Lance Taylor <iant@google.com>
1371 * object.h (class Sized_relobj): Remove clear_local_symbols.
1372 * reloc.cc (Sized_relobj::do_relocate): Don't call
1373 clear_local_symbols.
1375 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1377 * plugin.cc (is_visible_from_outside): Return true for symbols
1380 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1382 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1385 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1387 * icf.h (is_section_foldable_candidate): Change type of parameter
1389 * icf.cc (Icf::find_identical_sections): Change type of local variable
1390 section_name to be std::string.
1391 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1393 2011-01-25 Ian Lance Taylor <iant@google.com>
1395 * script.cc (script_add_extern): Rewrite to use
1396 add_symbol_reference.
1398 2011-01-25 Doug Kwan <dougkwan@google.com>
1400 * icf.cc (get_section_contents): Always lock section's object.
1402 2011-01-24 Ian Lance Taylor <iant@google.com>
1404 * options.h (class General_options): Accept
1405 --no-detect-odr-violations.
1407 2011-01-24 Ian Lance Taylor <iant@google.com>
1409 * version.cc (version_string): Bump to 1.11.
1411 2011-01-24 Ian Lance Taylor <iant@google.com>
1413 * plugin.cc (class Plugin_rescan): Define new class.
1414 (Plugin_manager::claim_file): Set any_claimed_.
1415 (Plugin_manager::save_archive): New function.
1416 (Plugin_manager::save_input_group): New function.
1417 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1419 (Plugin_manager::new_undefined_symbol): New function.
1420 (Plugin_manager::rescan): New function.
1421 (Plugin_manager::rescannable_defines): New function.
1422 (Plugin_manager::add_input_file): Set any_added_.
1423 * plugin.h (class Plugin_manager): define new fields rescannable_,
1424 undefined_symbols_, any_claimed_, and any_added_. Declare
1425 Plugin_rescan as friend. Declare new functions.
1426 (Plugin_manager::Rescannable): Define type.
1427 (Plugin_manager::Rescannable_list): Define type.
1428 (Plugin_manager::Undefined_symbol_list): Define type.
1429 (Plugin_manager::Plugin_manager): Initialize new fields.
1430 * archive.cc (Archive::defines_symbol): New function.
1431 (Add_archive_symbols::run): Pass archive to plugins if any.
1432 * archive.h (class Archive): Declare defines_symbol.
1433 * readsyms.cc (Input_group::~Input_group): New function.
1434 (Finish_group::run): Pass input_group to plugins if any.
1435 * readsyms.h (class Input_group): Declare destructor.
1436 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1439 2011-01-10 Ian Lance Taylor <iant@google.com>
1441 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1443 (Layout::set_segment_offsets): Reset increase_relro before calling
1444 set_section_addresses a second time.
1446 2011-01-04 Cary Coutant <ccoutant@google.com>
1448 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1449 sections before NOBITS sections.
1451 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1453 * version.cc (print_version): Update copyright to 2011.
1455 2010-12-23 Cary Coutant <ccoutant@google.com>
1457 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1458 of OS to this->add. Add OD parameter to second form of the function.
1460 2010-12-20 Ian Lance Taylor <iant@google.com>
1462 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1463 second of two consecutive entries with same offset.
1465 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1467 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1468 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1469 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1470 to avoid unneeded links against $(LDADD).
1471 * testsuite/Makefile.in: Regenerate.
1473 2010-12-15 Ian Lance Taylor <iant@google.com>
1476 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1477 for R_X86_64_32 and R_X86_64_PC32.
1478 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1479 ver_matching_def_pic.o.
1480 (ver_matching_def_pic.o): New target.
1482 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1484 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1485 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1486 Move definition before File_read::View member definitions.
1487 (File_read::View::~View): Initialize and hold lock before
1488 updating current_mapped_bytes.
1490 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1492 * dwarf_reader.cc: Remove outdated comment.
1493 * gold-threads.cc: Fix typo in error message.
1494 * archive.cc: Fix typos in comments.
1495 * archive.h: Likewise.
1496 * arm-reloc-property.cc: Likewise.
1497 * arm-reloc-property.h: Likewise.
1498 * arm-reloc.def: Likewise.
1500 * attributes.h: Likewise.
1501 * cref.cc: Likewise.
1502 * ehframe.cc: Likewise.
1503 * fileread.h: Likewise.
1505 * i386.cc: Likewise.
1507 * incremental.h: Likewise.
1508 * int_encoding.cc: Likewise.
1509 * layout.h: Likewise.
1510 * main.cc: Likewise.
1511 * merge.h: Likewise.
1512 * object.cc: Likewise.
1513 * object.h: Likewise.
1514 * options.cc: Likewise.
1515 * readsyms.cc: Likewise.
1516 * reduced_debug_output.cc: Likewise.
1517 * reloc.cc: Likewise.
1518 * script-sections.cc: Likewise.
1519 * sparc.cc: Likewise.
1520 * symtab.h: Likewise.
1521 * target-reloc.h: Likewise.
1522 * target.cc: Likewise.
1523 * target.h: Likewise.
1524 * timer.cc: Likewise.
1525 * timer.h: Likewise.
1526 * x86_64.cc: Likewise.
1528 2010-12-09 Cary Coutant <ccoutant@google.com>
1530 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1532 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1533 parameter; change all callers.
1534 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1535 * options.h (warn_execstack): New option.
1537 2010-12-07 Doug Kwan <dougkwan@google.com>
1539 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1540 like function call relocations.
1542 2010-12-07 Ian Lance Taylor <iant@google.com>
1544 * archive.cc (Archive::get_elf_object_for_member): Permit
1545 punconfigured to be NULL.
1546 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1547 (Archive::include_member): Pass NULL to get_elf_object_for_member
1548 if we searched for the archive and this is the first included
1551 2010-12-01 Ian Lance Taylor <iant@google.com>
1553 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1554 track_relocs_type_ field.
1555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1556 Set track_relocs_type_.
1557 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1558 contents when using RELA relocs.
1559 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1561 * reloc.cc (Track_relocs::next_addend): New function.
1562 * reloc.h (class Track_relocs): Declare next_addend.
1564 2010-12-01 Ian Lance Taylor <iant@google.com>
1566 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1569 2010-12-01 Ian Lance Taylor <iant@google.com>
1571 * README: Update compilers known to work and fail.
1573 2010-11-23 Matthias Klose <doko@ubuntu.com>
1575 * configure.in: For --enable-gold, handle value `default' instead of
1576 `both*'. Always install ld as ld.bfd, install as ld if gold is
1578 * configure: Regenerate.
1580 2010-11-18 Doug Kwan <dougkwan@google.com>
1582 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1583 and right_alignment to be zero. Store result alignment only if it is
1584 greater than existing alignment.
1586 2010-11-16 Cary Coutant <ccoutant@google.com>
1589 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1590 Check for ".zdebug_line".
1592 2010-11-16 Doug Kwan <dougkwan@google.com>
1593 Cary Coutant <ccoutant@google.com>
1595 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1596 by reference; adjust all callers.
1597 * output.cc (Output_segment::set_section_addresses): Adjust references
1598 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1600 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1601 end at page boundary.
1603 2010-11-16 Cary Coutant <ccoutant@google.com>
1606 * layout.cc (Layout::choose_output_section): Transform names of
1607 compressed sections even when using a script with a SECTIONS clause.
1608 (Layout::output_section_name): Remove code to transform
1609 compressed debug section names.
1610 * output.cc (Output_section::add_input_section): Use uncompressed
1611 section size when tracking input sections.
1613 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1615 * symtab.h (Symbol::NON_PIC_REF): Remove.
1616 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1617 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1618 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1619 (Symbol::use_plt_offset): Take a flags argument and pass it
1620 directly to needs_dynamic_reloc. Restrict check for undefined
1621 weak symbols to function calls.
1622 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1623 (Target_arm::Scan::global): Use it.
1624 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1625 (Target_arm::Relocate::relocate): Likewise.
1626 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1627 parameter with an r_type parameter. Use get_reference_flags
1629 (Target_arm::Relocate::relocate): Update accordingly.
1630 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1631 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1632 (Target_i386::Scan::global): Likewise.
1633 (Target_i386::Relocate::relocate): Likewise.
1634 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1635 parameter with an r_type parameter. Use get_reference_flags
1637 (Target_i386::Relocate::relocate): Update accordingly.
1638 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1639 (Target_powerpc::Scan::global): Use it.
1640 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1641 (Target_powerpc::Relocate::relocate): Likewise.
1642 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1643 (Target_sparc::Scan::global): Use it.
1644 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1645 (Target_sparc::Relocate::relocate): Likewise.
1646 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1647 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1648 (Target_x86_64::Scan::global): Likewise.
1649 (Target_x86_64::Relocate::relocate): Likewise.
1651 2010-11-08 Doug Kwan <dougkwan@google.com>
1652 Cary Coutant <ccoutant@google.com>
1654 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1655 (Arm_exidx_merge_section::section_contents_): New data member.
1656 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1657 (Arm_input_section::~Arm_input_section): De-allocate memory.
1658 (Arm_input_section::original_contents_): New data member.
1659 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1660 in parameters instead of calling Object::section_contents without
1662 (Arm_output_section::group_section): New parameter TASK. Pass it
1663 to callees that need locking objects.
1664 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1665 to lock EXIDX input sections. Fix a formatting issue. Call
1666 Arm_exidx_merged_section::build_contents to create merged section
1668 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1669 to lock object of stub table owner.
1670 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1671 TEXT_SIZE to initialize data member TEXT_SIZE_.
1672 (Arm_exidx_input_section::addralign): Fix typo in comment.
1673 (Arm_exidx_input_section::text_size): New method.
1674 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1675 that require locking objects. Lock objects before scanning for stubs
1676 and updating local symbols.
1677 (Arm_input_section<big_endian>::init): Copy contents of original
1679 (Arm_input_section<big_endian>::do_write): Use saved contents of
1680 original input section instead of calling Object::section_contents
1682 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1683 size without calling Object::section_size().
1684 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1685 for size. Allocate a buffer for merged EXIDX entries.
1686 (Arm_exidx_merged_section::build_contents): New method.
1687 (Arm_exidx_merged_section::do_write): Move merge section contents
1688 building code to Arm_exidx_merged_section::build_contetns. Write
1689 out contetns in buffer instead of building it on the fly.
1690 (Arm_relobj::make_exidx_input_section): Also pass text section size
1691 to Arm_exidx_input_section constructor.
1692 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1693 (Arm_dynobj::do_read_symbols): Fix memory leak.
1694 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1695 * target.h: (class Task): Add forward declaration.
1696 (Target::relax): Add new parameter TASK and pass it to
1698 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1700 2010-11-05 Cary Coutant <ccoutant@google.com>
1703 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1704 object when reading from the file.
1705 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1707 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1708 when reading section contents.
1709 (get_section_contents): Likewise.
1710 (icf::find_identical_sections): Likewise.
1711 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1712 object when reading from the file.
1713 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1714 the object when doing deferred section layout.
1716 2010-11-03 Nick Clifton <nickc@redhat.com>
1719 * script.h (class Symbol_assignment: name): New member. Returns
1720 the name of the symbol.
1721 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1722 Returns true if the given symbol name is on the list of
1723 assignments wating to be processed.
1724 * archive.cc (should_incldue_member): If the symbol is undefined,
1725 check to see if it is on the list of symbols pending assignment.
1727 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1729 * script-sections.cc (Script_sections::find_memory_region): Check
1730 for a NULL output section pointer.
1732 2010-10-29 Doug Kwan <dougkwan@google.com>
1734 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1735 Output_section::add_relaxed_input_section.
1736 * output.cc (Output_section::add_relaxed_input_section): Add new
1737 arguments LAYOUT and NAME. Set section order index.
1738 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1739 Copy section order index.
1740 * output.h (Output_section::add_relaxed_input_section): Add new
1741 arguments LAYOUT and NAME.
1743 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1745 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1746 NATIVE_OR_CROSS_LINKER.
1747 * testsuite/Makefile.in: Regenerate.
1749 2010-10-20 Doug Kwan <dougkwan@google.com>
1751 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1752 without SHF_LINK_ORDER flags.
1753 * layout.cc (Layout::choose_output_section): Do not filter
1754 SHF_LINK_ORDER flag in a relocatable link.
1756 2010-10-17 Cary Coutant <ccoutant@google.com>
1758 * output.h (Output_segment::set_section_addresses): Change function
1759 signature. Update all callers.
1760 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1762 (Output_segment::set_section_addresses): Align after last TLS
1763 section. Add padding before last relro section instead of after.
1765 2010-10-17 Doug Kwan <dougkwan@google.com>
1767 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1768 GOT output section to be writable.
1770 2010-10-14 Cary Coutant <ccoutant@google.com>
1772 * debug.h (DEBUG_INCREMENTAL): New flag.
1773 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1774 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1776 * incremental.cc (report_command_line): Ignore all forms of
1778 * layout.cc (Layout::Layout): Check parameters for incremental link
1780 * options.cc (General_options::parse_incremental): New function.
1781 (General_options::parse_no_incremental): New function.
1782 (General_options::parse_incremental_full): New function.
1783 (General_options::parse_incremental_update): New function.
1784 (General_options::incremental_mode_): New data member.
1785 (General_options::finalize): Check incremental_mode_.
1786 * options.h (General_options): Update help text for --incremental.
1787 Add --no-incremental, --incremental-full, --incremental-update.
1788 (General_options::Incremental_mode): New enum type.
1789 (General_options::incremental_mode): New function.
1790 (General_options::incremental_mode_): New data member.
1791 * parameters.cc (Parameters::incremental_mode_): New data member.
1792 (Parameters::set_options): Set incremental_mode_.
1793 (Parameters::set_incremental_full): New function.
1794 (Parameters::incremental): New function.
1795 (Parameters::incremental_update): New function.
1796 (set_parameters_incremental_full): New function.
1797 * parameters.h (Parameters::set_incremental_full): New function.
1798 (Parameters::incremental): New function.
1799 (Parameters::incremental_update): New function.
1800 (Parameters::incremental_mode_): New data member.
1801 (set_parameters_incremental_full): New function.
1802 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1803 incremental link mode.
1804 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1805 (Sized_relobj::do_relocate_sections): Likewise.
1806 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1808 * testsuite/Makefile.in: Regenerate.
1809 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1811 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1813 * script-sections.h (class Script_sections): Make
1814 Sections_elements typedef public.
1815 * script-sections.cc (class Sort_output_sections): Add elements_
1816 field. Add constructor which sets it; change all callers.
1817 (Sort_output_sections::is_before): New function.
1818 (Sort_output_sections::operator()): Call is_before.
1819 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1821 * testsuite/script_test_10.sh: New test. Test script section
1823 * testsuite/script_test_10.t: Likewise.
1824 * testsuite/script_test_10.s: Likewise.
1825 * testsuite/Makefile.am: Wrap the cross linker tests and the
1826 common tests into NATIVE_OR_CROSS_LINKER.
1827 (check_SCRIPTS): Add script_test_10.sh.
1828 (check_DATA): Add script_test_10.stdout.
1829 (script_test_10.o, script_test_10): New targets.
1830 (script_test_10.stdout): New target.
1831 * configure, testsuite/Makefile.in: Regenerate.
1833 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1835 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1836 error for the deprecated relocations.
1837 (Target_arm::Scan::global): Likewise.
1838 (Target_arm::Relocate::relocate): Likewise.
1840 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1842 * fileread.cc (Input_file::find_file): Initialize *found_name
1843 and *namep when using the fallback search for case 4.
1845 2010-10-11 Cary Coutant <ccoutant@google.com>
1847 * options.h (class General_options): Redefine -z lazy as an alias for
1848 the negation of -z now.
1850 2010-10-11 Ian Lance Taylor <iant@google.com>
1852 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1855 2010-10-06 Nick Clifton <nickc@redhat.com>
1857 * script-sections.cc(class Memory_region): Remove
1858 current_lma_offset_ field. Rename current_vma_offset_ to
1859 current_offset_. Add last_section_ field.
1860 (Memory_region::get_current_vma_address): Rename to
1861 get_current_address.
1862 (Memory_region::get_current_lma_address): Delete.
1863 (Memory_region::increment_vma_offset): Rename to
1865 (Memory_region::increment_lma_offset): Delete.
1866 (Memory_region::attributes_compatible): New method. Returns
1867 true if the provided section is compatible with the region.
1868 (Memory_region::get_last_section): New method. Returns the last
1869 section to use the region.
1870 (Memory_region::set_last_section): New method. Stores the last
1871 section to use the region.
1872 (Script_sections::block_in_region): New method. Returns true if
1873 a block of memory is contained within a region.
1874 (Script_sections::find_memory_region): New method. Locates a
1875 memory region to be used to set a VMA or LMA address.
1876 (Output_section_definition::set_section_addresses): Add code to
1877 check for addresses set by memory regions.
1878 (Output_segment::set_section_addresses): Remove memory region
1880 (Script_sections::create_segment): Add a warning if a header
1881 segment is created outside of any region.
1882 * script-sections.h (class Script_sections): Add prototypes for
1883 find_memory_region and block_in_region methods.
1884 * testsuite/memory_test.s: Use .long instead of .word.
1885 * testsuite/memory_test.t: Add some more output sections.
1886 * testsuite/memory_test.sh: Update expected output.
1888 2010-10-02 Doug Kwan <dougkwan@google.com>
1890 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1891 defintion to symtab.h
1892 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1893 declaration to defintion.
1895 2010-10-01 Nick Clifton <nickc@redhat.com>
1897 * expression.cc (eval): Replace dummy argument with NULL.
1898 (eval_maybe_dot): Check for a NULL result section pointer.
1899 (Symbol_expression::value): Likewise.
1900 (Dot_expression::value): Likewise.
1901 (BINARY_EXPRESSION): Likewise.
1902 (Max_expression::value): Likewise.
1903 (Min_expression::value): Likewise.
1904 (Absolute_expression::value): Likewise.
1905 (Addr_expression::value_from_output_section): Likewise.
1906 (Loaddddr_expression::value_from_output_section): Likewise.
1907 (Segment_start_expression::value): Likewise.
1908 * script-sections.cc
1909 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1911 (Sections_elememt_dot_assignment::set_section_addresses):
1913 (Output_data_expression::do_write_to_buffer): Likewise.
1914 (Output_section_definition::finalize_symbols): Likewise.
1915 (Output_section_definition::set_section_addresses): Likewise.
1917 2010-09-30 Doug Kwan <dougkwan@google.com>
1919 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1921 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1923 * target.h (Target::can_icf_inline_merge_sections): New virtual
1925 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1927 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1929 * icf.cc (get_section_contents): Inline merge sections only when
1932 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1934 * configure: Regenerate.
1936 2010-09-17 Ian Lance Taylor <iant@google.com>
1938 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1939 * testsuite/Makefile.am (memory_test.o): New target.
1940 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1942 * testsuite/Makefile.in: Rebuild.
1944 2010-09-17 Doug Kwan <dougkwan@google.com>
1946 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1947 defintion if relocation uses GOT entries of the symbol.
1948 * testsuite/icf_safe_test.sh: Fix test.
1949 * testsuite/icf_safe_so_test.sh: Fix test.
1951 2010-09-16 Cary Coutant <ccoutant@google.com>
1953 * script_sections.cc (class Memory_region): Remove "NULL" from
1954 vector initializations.
1956 2010-09-15 Cary Coutant <ccoutant@google.com>
1958 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1959 Resolve forwarding symbols.
1961 2010-09-15 Doug Kwan <dougkwan@google.com>
1963 * gold/testsuite/script_test_3.t: Add ARM special sections.
1964 * gold/testsuite/script_test_4.t: Same.
1965 * gold/testsuite/script_test_5.t: Same.
1966 * gold/testsuite/script_test_6.t: Same.
1967 * gold/testsuite/script_test_7.t: Same.
1968 * gold/testsuite/script_test_7.t: Same.
1969 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1971 2010-09-14 Cary Coutant <ccoutant@google.com>
1973 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1974 (Target_x86_64::Relocate::relocate_tls): Replace check for
1975 saw_tls_block_reloc_ with test for executable section.
1977 2010-09-12 Cary Coutant <ccoutant@google.com>
1979 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1980 position-independent executables to shared libraries need dynamic
1982 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1983 position-independent executables.
1984 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1985 * testsuite/Makefile.in: Regenerate.
1987 2010-09-10 Nick Clifton <nickc@redhat.com>
1990 * testsuite/memory_test.t: Discard any sections that are not
1993 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1996 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1997 "This::" to work around a bug in gcc 4.2.
1999 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2001 2010-09-09 Rafael Espindola <espindola@google.com>
2003 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2004 sections with different PF_X flags in the same segment.
2005 (Layout::find_first_load_seg): Search all segments to find the first
2007 * options.h (rosegment): New.
2009 2010-09-08 Rafael Espindola <espindola@google.com>
2011 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2013 2010-09-08 Doug Kwan <dougkwan@google.com>
2015 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2016 (Arm_relobj::do_relocate_sections): Add new parameter for output
2017 file to match the parent.
2018 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2019 of local symbols instead of input values. Update code to track
2020 changes in gold::relocate_section.
2021 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2022 (Sized_relobj::compute_final_local_value_internal): New methods.
2023 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2024 body into private version of Sized_relobj::compute_final_local_value.
2025 Call the inline method.
2026 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2027 merged symbol value if there is one.
2028 (Symbol_value::has_output_value): New method defintiion.
2029 (Sized_relobj::Compute_final_local_value_status): New enum type.
2030 (Sized_relobj::compute_final_local_value): New methods.
2031 (Sized_relobj::compute_final_local_value_internal): New methods.
2032 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2033 and arm_cortex_a8.sh.
2034 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2035 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2037 * Makefile.in: Regenerate.
2038 * testsuite/arm_bl_out_of_range.s: Update test.
2039 * testsuite/thumb_bl_out_of_range.s: Ditto.
2040 * testsuite/thumb_blx_out_of_range.s: Ditto.
2041 * testsuite/arm_branch_out_of_range.sh: New file.
2042 * testsuite/arm_cortex_a8.sh: Ditto.
2043 * testsuite/arm_cortex_a8_b.s: Ditto.
2044 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2045 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2046 * testsuite/arm_cortex_a8_bl.s: Ditto.
2047 * testsuite/arm_cortex_a8_blx.s: Ditto.
2048 * testsuite/arm_cortex_a8_local.s: Ditto.
2049 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2050 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2052 2010-09-08 Rafael Espindola <espindola@google.com>
2054 * Makefile.am (memory_test.stdout): Run readelf with -W.
2055 * Makefile.in: Regenerate.
2056 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2059 2010-09-08 Rafael Espindola <espindola@google.com>
2061 * script-sections.cc (Script_sections::add_memory_region): Convert
2062 field precision to int.
2063 * script.cc (script_set_section_region, script_set_section_region):
2064 Convert field precision to int.
2066 2010-09-08 Rafael Espindola <espindola@google.com>
2068 * arm.cc (do_finalize_sections): Create the __exidx_start and
2069 __exdix_end symbols even when the section is missing.
2071 2010-09-08 Nick Clifton <nickc@redhat.com>
2073 * README: Remove claim that MEMORY is not supported.
2074 * expression.cc (script_exp_function_origin)
2075 (script_exp_function_length): Move from here to ...
2076 * script.cc: ... here.
2077 (script_set_section_region, script_add_memory)
2078 (script_parse_memory_attr, script_include_directive): New
2080 * script-sections.cc
2081 (class Memory_region): New class.
2082 (class Output_section_definition): Add set_memory_region,
2083 set_section_vma, set_section_lma and get_section_name methods.
2084 (class Script_Sections): Add add_memory_region,
2085 find_memory_region, find_memory_region_origin,
2086 find_memory_region_length and set_memory_region methods.
2087 Have set_section_addresses method walk the list of set memory
2089 Extend the print methos to display memory regions.
2090 * script-sections.h: Add prototypes for new methods.
2091 Add enum for MEMORY region attributes.
2092 * yyscript.y: Add support for parsing MEMORY regions.
2093 * script-c.h: Add prototypes for new functions.
2094 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2095 * testsuite/Makefile.in: Regenerate.
2096 * testsuite/memory_test.sh: New script.
2097 * testsuite/memory_test.s: New assembler source file.
2098 * testsuite/memory_test.t: New linker script.
2100 2010-08-27 Doug Kwan <dougkwan@google.com>
2102 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2103 reference override an existing dynamic weak reference.
2104 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2105 * testsuite/Makefile.in: Regenerate.
2106 * testsuite/dyn_weak_ref.sh: New file.
2107 * testsuite/dyn_weak_ref_1.c: Ditto.
2108 * testsuite/dyn_weak_ref_2.c: Ditto.
2110 2010-08-27 Ian Lance Taylor <iant@google.com>
2112 * incremental.h (class Incremental_input_entry): Add virtual
2115 2010-08-27 Ian Lance Taylor <iant@google.com>
2117 * testsuite/start_lib_test_3.c: Mark t3 as used.
2119 2010-08-27 Nick Clifton <nickc@redhat.com>
2121 * options.cc (version_script): Fix small typo in previous
2124 2010-08-25 Nick Clifton <nickc@redhat.com>
2126 * archive.cc: Formatting fixes: Remove whitespace between
2127 typename and following asterisk. Remove whitespace between
2128 function name and opening parenthesis.
2129 * archive.h: Likewise.
2131 * attributes.cc: Likewise.
2132 * attributes.h: Likewise.
2133 * common.cc: Likewise.
2134 * copy-relocs.cc: Likewise.
2135 * dirsearch.h: Likewise.
2136 * dynobj.cc: Likewise.
2137 * ehframe.cc: Likewise.
2138 * ehframe.h: Likewise.
2139 * expression.cc: Likewise.
2140 * fileread.cc: Likewise.
2141 * fileread.h: Likewise.
2143 * gold-threads.cc: Likewise.
2144 * gold.cc: Likewise.
2145 * i386.cc: Likewise.
2147 * incremental-dump.cc: Likewise.
2148 * incremental.cc: Likewise.
2149 * layout.cc: Likewise.
2150 * layout.h: Likewise.
2151 * main.cc: Likewise.
2152 * merge.cc: Likewise.
2153 * merge.h: Likewise.
2154 * object.cc: Likewise.
2155 * object.h: Likewise.
2156 * options.cc: Likewise.
2157 * options.h: Likewise.
2158 * output.cc: Likewise.
2159 * output.h: Likewise.
2160 * plugin.cc: Likewise.
2161 * plugin.h: Likewise.
2162 * powerpc.cc: Likewise.
2163 * reloc.cc: Likewise.
2164 * script-c.h: Likewise.
2165 * script-sections.cc: Likewise.
2166 * script.cc: Likewise.
2167 * stringpool.cc: Likewise.
2168 * symtab.cc: Likewise.
2169 * symtab.h: Likewise.
2170 * target.cc: Likewise.
2171 * timer.cc: Likewise.
2172 * timer.h: Likewise.
2173 * version.cc: Likewise.
2174 * x86_64.cc: Likewise.
2176 2010-08-24 Nick Clifton <nickc@redhat.com>
2179 * layout.cc (segment_precedes): Sort segments by their physical
2180 addresses, if they have been set.
2182 2010-08-23 Cary Coutant <ccoutant@google.com>
2184 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2186 (Lib_group::include_member): Unlock object after deleting its
2188 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2191 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2192 Cary Coutant <ccoutant@google.com>
2194 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2195 constructor, and set_blocker.
2196 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2198 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2199 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2200 * testsuite/Makefile.am (start_lib_test): New test case.
2201 * testsuite/Makefile.in: Regenerate.
2202 * testsuite/start_lib_test_main.c: New file.
2203 * testsuite/start_lib_test_1.c: New file.
2204 * testsuite/start_lib_test_2.c: New file.
2205 * testsuite/start_lib_test_3.c: New file.
2207 2010-08-19 Ian Lance Taylor <iant@google.com>
2209 * Makefile.in: Rebuild with automake 1.11.1.
2210 * aclocal.m4: Likewise.
2211 * testsuite/Makefile.in: Likewise.
2213 2010-08-19 Ian Lance Taylor <iant@google.com>
2216 * i386.cc (class Output_data_plt_i386): Update declarations.
2217 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2218 local_ifuncs_ fields.
2219 (Target_i386::do_plt_section_for_global): New function.
2220 (Target_i386::do_plt_section_for_local): New function.
2221 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2222 parameter; change all callers. Initialize global_ifuncs_ and
2223 local_ifuncs_. If doing a static link define __rel_iplt_start and
2225 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2226 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2227 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2229 (Target_i386::make_plt_section): New function, broken out of
2230 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2231 (Target_i386::make_plt_entry): Call make_plt_section.
2232 (Target_i386::make_local_ifunc_plt_entry): New function.
2233 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2234 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2235 R_386_IRELATIVE to switch.
2236 (Target_i386::Scan::global): Likewise.
2237 (Target_i386::Relocate::relocate): Likewise.
2238 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2240 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2241 (Target_x86_64::do_plt_section_for_global): New function.
2242 (Target_x86_64::do_plt_section_for_local): New function.
2243 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2244 parameter; change all callers. If doing a static link define
2245 __rela_iplt_start and __rela_iplt_end.
2246 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2247 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2248 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2250 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2251 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2253 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2254 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2255 R_X86_64_IRELATIVE to switch.
2256 (Target_x86_64::Scan::global): Likewise.
2257 (Target_x86_64::Relocate::relocate): Likewise.
2258 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2260 * target.h (class Target): Add plt_section_for_global and
2261 plt_section_for_local functions. Add do_plt_section_for_global
2262 and do_plt_section_for_local virtual functions.
2263 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2264 clarifying comments.
2265 (Symbol::use_plt_offset): Handle IFUNC symbol.
2266 * object.cc (Sized_relobj::Sized_relobj): Initialize
2268 (Sized_relobj::local_has_plt_offset): New function.
2269 (Sized_relobj::local_plt_offset): New function.
2270 (Sized_relobj::set_local_plt_offset): New function.
2271 (Sized_relobj::do_count): Handle IFUNC symbol.
2272 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2273 a bit away from input_shndx_ field. Add set_is_func_symbol and
2274 is_ifunc_symbol functions.
2275 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2276 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2277 local_plt_offsets_ field.
2278 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2279 * output.h (class Output_section_data): Add non-const
2280 output_section function.
2281 (class Output_data_got): Update declarations.
2282 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2283 Add use_plt_offset parameter to global and local constructors.
2284 Change all callers. Change local_sym_index_ field to 31 bits.
2285 Change GSYM_CODE and CONSTANT_CODE accordingly.
2286 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2287 doing a static link don't set sh_link field.
2288 (Output_data_got::Got_entry::write): Use PLT offset if
2290 (Output_data_got::add_global_plt): New function.
2291 (Output_data_got::add_local_plt): New function.
2292 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2293 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2294 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2295 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2296 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2298 * testsuite/ifunc-sel.h: New file.
2299 * testsuite/ifuncmain1.c: New file.
2300 * testsuite/ifuncmain1vis.c: New file.
2301 * testsuite/ifuncmod1.c: New file.
2302 * testsuite/ifuncdep2.c: New file.
2303 * testsuite/ifuncmain2.c: New file.
2304 * testsuite/ifuncmain3.c: New file.
2305 * testsuite/ifuncmod3.c: New file.
2306 * testsuite/ifuncmain4.c: New file.
2307 * testsuite/ifuncmain5.c: New file.
2308 * testsuite/ifuncmod5.c: New file.
2309 * testsuite/ifuncmain6pie.c: New file.
2310 * testsuite/ifuncmod6.c: New file.
2311 * testsuite/ifuncmain7.c: New file.
2312 * configure, testsuite/Makefile.in: Rebuild.
2314 2010-08-18 Ian Lance Taylor <iant@google.com>
2317 (Output_section_incremental_inputs::write_input_files): Add cast
2318 to avoid signed/unsigned comparison warning.
2319 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2321 2010-08-12 Cary Coutant <ccoutant@google.com>
2323 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2325 2010-08-13 Ian Lance Taylor <iant@google.com>
2327 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2329 2010-08-12 Cary Coutant <ccoutant@google.com>
2330 Doug Kwan <dougkwan@google.com>
2332 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2333 defintion overrides non-weak undef, remember that the original undef
2335 * symtab.cc (Symbol_table::sized_write_global): For undef without
2336 an original weak binding, set binding to global in output.
2337 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2338 * testsuite/Makefile.in: Regenerate.
2339 * testsuite/strong_ref_weak_def.sh: New file.
2340 * testsuite/strong_ref_weak_def_1.c: Ditto.
2341 * testsuite/strong_ref_weak_def_2.c: Ditto.
2343 2010-08-12 Cary Coutant <ccoutant@google.com>
2345 * testsuite/incremental_test.sh: Rewrite.
2346 * testsuite/incremental_test_1.c: Rewrite.
2347 * testsuite/incremental_test_2.c: Rewrite.
2349 2010-08-12 Cary Coutant <ccoutant@google.com>
2351 * arm.cc (Target_arm::got_size): Add const.
2352 (Target_arm::got_entry_count): New function.
2353 (Target_arm::plt_entry_count): New function.
2354 (Target_arm::first_plt_entry_offset): New function.
2355 (Target_arm::plt_entry_size): New function.
2356 (Output_data_plt_arm::entry_count): New function.
2357 (Output_data_plt_arm::first_plt_entry_offset): New function.
2358 (Output_data_plt_arm::get_plt_entry_size): New function.
2359 * i386.cc (Target_i386::got_size): Add const.
2360 (Target_i386::got_entry_count): New function.
2361 (Target_i386::plt_entry_count): New function.
2362 (Target_i386::first_plt_entry_offset): New function.
2363 (Target_i386::plt_entry_size): New function.
2364 (Output_data_plt_i386::entry_count): New function.
2365 (Output_data_plt_i386::first_plt_entry_offset): New function.
2366 (Output_data_plt_i386::get_plt_entry_size): New function.
2367 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2368 find_incremental_inputs_sections. Dump incremental_got_plt section.
2369 * incremental.cc: Include target.h.
2370 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2371 parameter. Adjust all callers. Find incremental_got_plt section.
2372 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2374 (Output_section_incremental_inputs::set_final_data_size): Calculate
2375 size of incremental_got_plt section.
2376 (Output_section_incremental_inputs::do_write): Write the
2377 incremental_got_plt section.
2378 (Got_plt_view_info): New struct.
2379 (Local_got_offset_visitor): New class.
2380 (Global_got_offset_visitor): New class.
2381 (Global_symbol_visitor_got_plt): New class.
2382 (Output_section_incremental_inputs::write_got_plt): New function.
2383 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2384 Add parameter. Adjust all callers.
2385 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2386 (Incremental_inputs::got_plt_section): New function.
2387 (Incremental_inputs::got_plt_section_): New data member.
2388 (Incremental_got_plt_reader): New class.
2389 * layout.cc (Layout::create_incremental_info_sections): Add the
2390 incremental_got_plt section.
2391 * object.h (Got_offset_list::get_list): New function.
2392 (Got offset_list::for_all_got_offsets): New function.
2393 (Sized_relobj::local_got_offset_list): New function.
2394 * powerpc.cc (Target_powerpc::got_size): Add const.
2395 (Target_powerpc::got_entry_count): New function.
2396 (Target_powerpc::plt_entry_count): New function.
2397 (Target_powerpc::first_plt_entry_offset): New function.
2398 (Target_powerpc::plt_entry_size): New function.
2399 (Output_data_plt_powerpc::entry_count): New function.
2400 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2401 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2402 * sparc.cc (Target_sparc::got_size): Add const.
2403 (Target_sparc::got_entry_count): New function.
2404 (Target_sparc::plt_entry_count): New function.
2405 (Target_sparc::first_plt_entry_offset): New function.
2406 (Target_sparc::plt_entry_size): New function.
2407 (Output_data_plt_sparc::entry_count): New function.
2408 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2409 (Output_data_plt_sparc::get_plt_entry_size): New function.
2410 * symtab.h (Symbol::got_offset_list): New function.
2411 (Symbol_table::for_all_symbols): New function.
2412 * target.h (Sized_target::got_entry_count): New function.
2413 (Sized_target::plt_entry_count): New function.
2414 (Sized_target::plt_entry_size): New function.
2415 * x86_64.cc (Target_x86_64::got_size): Add const.
2416 (Target_x86_64::got_entry_count): New function.
2417 (Target_x86_64::plt_entry_count): New function.
2418 (Target_x86_64::first_plt_entry_offset): New function.
2419 (Target_x86_64::plt_entry_size): New function.
2420 (Output_data_plt_x86_64::entry_count): New function.
2421 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2422 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2424 2010-08-12 Cary Coutant <ccoutant@google.com>
2426 * archive.cc: Include incremental.h.
2427 (Archive::Archive): Initialize incremental_info_.
2428 (Archive::include_member): Record archive members in incremental info.
2429 (Add_archive_symbols::run): Record begin and end of an archive in
2431 (Lib_group::include_member): Record objects in incremental info.
2432 * archive.h (Incremental_archive_entry): Forward declaration.
2433 (Archive::set_incremental_info): New member function.
2434 (Archive::incremental_info): New member function.
2435 (Archive::Unused_symbol_iterator): New class.
2436 (Archive::unused_symbols_begin): New member function.
2437 (Archive::unused_symbols_end): New member function.
2438 (Archive::incremental_info_): New data member.
2439 * incremental-dump.cc (find_input_containing_global): New function.
2440 (dump_incremental_inputs): Dump new incremental info sections.
2441 * incremental.cc: Include symtab.h.
2442 (Output_section_incremental_inputs): New class.
2443 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2444 new incremental info sections.
2445 (Sized_incremental_binary::do_check_inputs): Likewise.
2446 (Incremental_inputs::report_archive): Remove.
2447 (Incremental_inputs::report_archive_begin): New function.
2448 (Incremental_inputs::report_archive_end): New function.
2449 (Incremental_inputs::report_object): New function.
2450 (Incremental_inputs::finalize_inputs): Remove.
2451 (Incremental_inputs::report_input_section): New function.
2452 (Incremental_inputs::report_script): Rewrite.
2453 (Incremental_inputs::finalize): Do nothing but finalize string table.
2454 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2455 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2456 (Incremental_inputs::create_data_sections): New function.
2457 (Incremental_inputs::relocs_entsize): New function.
2458 (Output_section_incremental_inputs::set_final_data_size): New function.
2459 (Output_section_incremental_inputs::do_write): New function.
2460 (Output_section_incremental_inputs::write_header): New function.
2461 (Output_section_incremental_inputs::write_input_files): New function.
2462 (Output_section_incremental_inputs::write_info_blocks): New function.
2463 (Output_section_incremental_inputs::write_symtab): New function.
2464 * incremental.h (Incremental_script_entry): Forward declaration.
2465 (Incremental_object_entry): Forward declaration.
2466 (Incremental_archive_entry): Forward declaration.
2467 (Incremental_inputs): Forward declaration.
2468 (Incremental_inputs_header_data): Remove.
2469 (Incremental_inputs_header): Remove.
2470 (Incremental_inputs_header_write): Remove.
2471 (Incremental_inputs_entry_data): Remove.
2472 (Incremental_inputs_entry): Remove.
2473 (Incremental_inputs_entry_write): Remove.
2474 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2475 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2476 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2477 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2479 (Incremental_input_entry): New class.
2480 (Incremental_script_entry): New class.
2481 (Incremental_object_entry): New class.
2482 (Incremental_archive_entry): New class.
2483 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2484 (Incremental_inputs::report_inputs): Remove.
2485 (Incremental_inputs::report_archive): Remove.
2486 (Incremental_inputs::report_archive_begin): New function.
2487 (Incremental_inputs::report_archive_end): New function.
2488 (Incremental_inputs::report_object): Change prototype.
2489 (Incremental_inputs::report_input_section): New function.
2490 (Incremental_inputs::report_script): Change prototype.
2491 (Incremental_inputs::get_reloc_count): New function.
2492 (Incremental_inputs::set_reloc_count): New function.
2493 (Incremental_inputs::create_data_sections): New function.
2494 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2495 (Incremental_inputs::inputs_section): New function.
2496 (Incremental_inputs::symtab_section): New function.
2497 (Incremental_inputs::relocs_section): New function.
2498 (Incremental_inputs::get_stringpool): Add const.
2499 (Incremental_inputs::command_line): Add const.
2500 (Incremental_inputs::inputs): Remove.
2501 (Incremental_inputs::command_line_key): New function.
2502 (Incremental_inputs::input_file_count): New function.
2503 (Incremental_inputs::input_files): New function.
2504 (Incremental_inputs::relocs_entsize): New function.
2505 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2506 (Incremental_inputs::finalize_inputs): Remove.
2507 (Incremental_inputs::Input_info): Remove.
2508 (Incremental_inputs::lock_): Remove.
2509 (Incremental_inputs::inputs_): Change type.
2510 (Incremental_inputs::inputs_map_): Remove.
2511 (Incremental_inputs::current_object_entry_): New data member.
2512 (Incremental_inputs::inputs_section_): New data member.
2513 (Incremental_inputs::symtab_section_): New data member.
2514 (Incremental_inputs::relocs_section_): New data member.
2515 (Incremental_inputs::reloc_count_): New data member.
2516 (Incremental_inputs_reader): New class.
2517 (Incremental_symtab_reader): New class.
2518 (Incremental_relocs_reader): New class.
2519 * layout.cc (Layout::finalize): Move finalization of incremental info
2520 and creation of incremental info sections to follow finalization of
2521 symbol table. Set offsets for postprocessing sections.
2522 (Layout::create_incremental_info_sections): Call
2523 Incremental_inputs::create_data_sections. Add incremental symtab
2524 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2525 sections to layout after input sections.
2526 * layout.h (struct Timespec): Forward declaration.
2527 (Layout::incremental_inputs): Add const.
2528 (Layout::create_incremental_info_sections): Add parameter.
2529 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2530 * object.cc: Include incremental.h.
2531 (Relobj::finalize_incremental_relocs): New function.
2532 (Sized_relobj::do_layout): Record input sections in incremental info.
2533 * object.h (Object::output_section): New function.
2534 (Object::output_section_offset): Moved from Relobj.
2535 (Object::get_incremental_reloc_base): New function.
2536 (Object::get_incremental_reloc_count): New function.
2537 (Object::do_output_section): New function.
2538 (Object::do_output_section_offset): Moved from Relobj.
2539 (Object::do_get_incremental_reloc_base): New function.
2540 (Object::do_get_incremental_reloc_count): New function.
2541 (Object::Object): Initialize new data members.
2542 (Relobj::output_section): Renamed do_output_section and moved to
2544 (Relobj::output_section_offset): Moved to Object.
2545 (Relobj::do_get_incremental_reloc_base): New function.
2546 (Relobj::do_get_incremental_reloc_count): New function.
2547 (Relobj::allocate_incremental_reloc_counts): New function.
2548 (Relobj::count_incremental_reloc): New function.
2549 (Relobj::finalize_incremental_relocs): New function.
2550 (Relobj::next_incremental_reloc_index): New function.
2551 (Relobj::reloc_counts_): New data member.
2552 (Relobj::reloc_bases_): New data member.
2553 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2554 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2555 (Sized_relobj::incremental_relocs_scan): New function.
2556 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2557 (Sized_relobj::incremental_relocs_write): New function.
2558 (Sized_relobj::incremental_relocs_write_reltype): New function.
2559 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2561 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2562 archives and object files elsewhere.
2563 (Add_symbols::run): Report object files here.
2564 (Finish_group::run): Report end of archive at end of group.
2565 * reloc.cc: Include layout.h, incremental.h.
2566 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2567 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2568 (Sized_relobj::incremental_relocs_scan): New function.
2569 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2570 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2571 (Sized_relobj::incremental_relocs_write): New function.
2572 (Sized_relobj::incremental_relocs_write_reltype): New function.
2573 * script.cc (read_input_script): Rewrite test for incremental link.
2574 Change call to Incremental_inputs::report_script.
2575 * symtab.h (Symbol_table::first_global_index): New function.
2576 (Symbol_table::output_count): New function.
2578 2010-08-12 Doug Kwan <dougkwan@google.com>
2580 * arm.cc (Target_arm::merge_object_attributes): Check command line
2581 options --no-wchar-size-warning and --no-enum-size-warning.
2582 * options.h (General_options): Add ld-compatible options
2583 --no-enum-size-warning and --no-wchar-size-warning.
2585 2010-08-04 Ian Lance Taylor <iant@google.com>
2587 * x86_64.cc (Target_x86_64::Scan::local): Use
2588 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2589 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2590 (Target_x86_64::Scan::global): Likewise.
2591 (Target_x86_64::Relocate::relocate): Likewise.
2592 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2595 2010-08-03 Cary Coutant <ccoutant@google.com>
2597 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2598 to reserve space in merged_strings vector. Keep total input size
2600 (Output_merge_string::do_print_merge_stats): Print total input size.
2601 * merge.h (Output_merge_string): Add input_size_ field.
2602 * stringpool.cc (Stringpool_template::string_length): Move
2603 implementations out of Stringpool_template class and place in
2605 * stringpool.h (string_length): Move out of Stringpool_template.
2607 2010-08-03 Ian Lance Taylor <iant@google.com>
2610 * layout.cc (relaxation_loop_body): If address of load segment is
2611 set, adjust address to include headers if possible.
2613 2010-08-03 Ian Lance Taylor <iant@google.com>
2615 * version.cc (version_string): Bump to 1.10.
2617 2010-08-03 Ian Lance Taylor <iant@google.com>
2620 * layout.h (enum Output_section_order): Define.
2621 (class Layout): Update declarations.
2622 * layout.cc (Layout::get_output_section): Add order parameter.
2623 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2624 is_first_non_relro parameters. Change all callers.
2625 (Layout::choose_output_section): Likewise.
2626 (Layout::add_output_section_data): Likewise.
2627 (Layout::make_output_section): Likewise. Set order.
2628 (Layout::default_section_order): New function.
2629 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2630 * output.cc (Output_section::Output_section): Initialize order_.
2631 Don't initialize deleted fields.
2632 (Output_segment::Output_segment): Don't initialize deleted
2634 (Output_segment::add_output_section_to_load): New function
2635 replacing add_output_section. Change all callers to call this or
2636 add_output_section_to_nonload.
2637 (Output_segment::add_output_section_to_nonload): New function.
2638 (Output_segment::remove_output_section): Rewrite.
2639 (Output_segment::add_initial_output_data): Likewise.
2640 (Output_segment::has_any_data_sections): Likewise.
2641 (Output_segment::is_first_section_relro): Likewise.
2642 (Output_segment::maximum_alignment): Likewise.
2643 (Output_segment::has_dynamic_reloc): New function replacing
2644 dynamic_reloc_count. Change all callers.
2645 (Output_segment::has_dynamic_reloc_list): New function replacing
2646 dynamic_reloc_count_list. Change all callers.
2647 (Output_segment::set_section_addresses): Rewrite.
2648 (Output_segment::set_offset): Rewrite.
2649 (Output_segment::find_first_and_last_list): Remove.
2650 (Output_segment::set_tls_offsets): Rewrite.
2651 (Output_segment::first_section_load_address): Likewise.
2652 (Output_segment::output_section_count): Likewise.
2653 (Output_segment::section_with_lowest_load_address): Likewise.
2654 (Output_segment::write_section_headers): Likewise.
2655 (Output_segment::print_sections_to_map): Likewise.
2656 * output.h (class Output_data): Remove dynamic_reloc_count_
2657 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2658 (Output_data::add_dynamic_reloc): Rewrite.
2659 (Output_data::has_dynamic_reloc): New function.
2660 (Output_data::dynamic_reloc_count): Remove.
2661 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2662 is_last_relro_, is_first_non_relro_, is_interp_,
2663 is_dynamic_linker_section_ fields. Add order and set_order
2664 functions. Remove is_relro_local, set_is_relro_local,
2665 is_last_relro, set_is_last_relro, is_first_non_relro,
2666 set_is_first_non_relro functions, is_interp, set_is_interp,
2667 is_dynamic_linker_section, and set_is_dynamic_linker_section
2669 (class Output_segment): Change Output_data_list from std::list to
2670 std:;vector. Add output_lists_ field. Remove output_data_ and
2671 output_bss_ fields. Update declarations.
2673 2010-08-02 Ian Lance Taylor <iant@google.com>
2675 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2676 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2677 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2679 2010-08-02 Ian Lance Taylor <iant@google.com>
2682 * script.cc (Script_options::Script_options): Initialize
2683 symbol_definitions_ and symbol_references_.
2684 (Script_options::add_symbol_assignment): Update
2685 symbol_definitions_ and symbol_references_.
2686 (Script_options::add_symbol_reference): New function.
2687 (script_symbol): New function.
2688 * script.h (class Script_options): Add symbol_definitions_ and
2689 symbol_references_ fields.
2690 (Script_options::referenced_const_iterator): New type.
2691 (Script_options::referenced_begin): New function.
2692 (Script_options::referenced_end): New function.
2693 (Script_options::is_referenced): New function.
2694 (Script_options::any_unreferenced): New function.
2695 * script-c.h (script_symbol): Declare.
2696 * yyscript.y (exp): Call script_symbol.
2697 * symtab.cc: Include "script.h".
2698 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2699 Change all callers. Check symbols referenced by scripts.
2700 (Symbol_table::add_undefined_symbols_from_command_line): Add
2701 layout parameter. Change all callers.
2702 (Symbol_table::do_add_undefined_symbols_from_command_line):
2703 Likewise. Break out loop body. Check symbols referenced by
2705 (Symbol_table::add_undefined_symbol_from_command_line): New
2706 function broken out of
2707 do_add_undefined_symbols_from_command_line.
2708 * symtab.h (class Symbol_table): Update declarations.
2709 * archive.cc: Include "layout.h".
2710 (Archive::should_include_member): Add layout parameter. Change
2711 all callers. Check for symbol mentioned in expression.
2712 * archive.h (class Archive): Update declaration.
2713 * object.cc (Sized_relobj::do_should_include_member): Add layout
2715 * object.h (Object::should_include_member): Add layout parameter.
2717 (Object::do_should_include_member): Add layout parameter.
2718 (class Sized_relobj): Update declaration.
2719 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2721 * dynobj.h (class Sized_dynobj): Update declaration.
2722 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2724 * plugin.h (class Sized_pluginobj): Update declaration.
2726 2010-08-02 Ian Lance Taylor <iant@google.com>
2729 * output.cc (Output_segment::set_offset): Search for the first and
2730 last sections rather than assuming that the list is in order.
2731 (Output_segment::find_first_and_last_list): New function.
2732 * output.h (class Output_segment): Update declarations.
2733 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2734 (relro_strip_test_SOURCES): New variable.
2735 (relro_strip_test_DEPENDENCIES): New variable.
2736 (relro_strip_test_LDFLAGS): New variable.
2737 (relro_strip_test_LDADD): New variable.
2738 (relro_strip_test.so): New target.
2740 2010-08-02 Ian Lance Taylor <iant@google.com>
2742 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2743 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2744 (Target_i386::got_tlsdesc_section): New function.
2745 (Target_i386::got_section): Create space for GOT entries for
2746 TLSDESC relocations.
2747 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2749 (Target_i386::Scan::global): Likewise.
2750 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2752 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2753 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2754 (Target_x86_64::got_tlsdesc_section): New function.
2755 (Target_x86_64::got_section): Create space for GOT entries for
2756 TLSDESC relocations.
2757 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2759 (Target_x86_64::Scan::global): Likewise.
2760 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2763 2010-08-02 Ian Lance Taylor <iant@google.com>
2765 * testsuite/final_layout.sh: Use dc to convert from hex to
2768 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2770 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2771 paramter to the call to gold::gc_process_relocs.
2772 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2773 paramter to the call to gold::gc_process_relocs.
2774 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2775 parameter to the call to gold::gc_process_relocs.
2776 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2777 template parameter to the call to gold::gc_process_relocs.
2778 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2779 paramter to the call to gold::gc_process_relocs.
2780 * gc.h (get_embedded_addend_size): New function.
2781 (gc_process_relocs): Save the size of the reloc for use by ICF.
2782 * icf.cc (get_section_contents): Get the addend from the text section
2783 for SHT_REL relocation sections.
2784 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2785 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2786 * int_encoding.h (read_from_pointer): New overloaded function.
2787 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2788 * testsuite/icf_sht_rel_addend_test.sh: New file.
2789 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2790 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2792 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2794 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2795 * Makefile.in: Regenerate.
2796 * testsuite/Makefile.in: Regenerate.
2798 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2800 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2801 * gold/testsuite/debug_msg.cc: Likewise.
2802 * gold/testsuite/odr_violation1.cc
2803 * gold/testsuite/odr_violation2.cc
2805 2010-07-21 Cary Coutant <ccoutant@google.com>
2807 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2808 string, and length fields.
2809 (Output_merge_string::Merged_strings_list): New type.
2810 (Output_merge_string::Merged_strings_lists): New typedef.
2811 (Output_merge_string): Replace merged_strings_ with
2812 merged_strings_lists_.
2813 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2814 Merged_strings_list per input object and section. Don't store pointer
2815 to the string. Don't store length with each merged string entry.
2816 (Output_merge_string::finalize_merged_data): Loop over list of merged
2817 strings lists. Recompute length of each merged string.
2819 2010-07-15 Cary Coutant <ccoutant@google.com>
2821 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2824 2010-07-14 Ian Lance Taylor <iant@google.com>
2826 * descriptors.cc (Descriptors::open): Report correct name in error
2829 2010-07-13 Doug Kwan <dougkwan@google.com>
2831 * arm.cc (Arm_input_section::Arm_input_section): For a
2832 SHT_ARM_EXIDX section, always keeps the input sections.
2833 (Arm_input_section::set_exidx_section_link): New method.
2834 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2835 has_errors_ to false.
2836 (Arm_exidx_input_section::has_errors,
2837 Arm_exidx_input_section::set_has_errors): New methods.
2838 (Arm_exidx_input_section::has_errors_): New data member.
2839 (Arm_relobj::get_exidx_shndx_list): New method.
2840 (Arm_output_section::append_text_sections_to_list): Do not skip
2841 section without SHF_EXECINSTR.
2842 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2844 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2845 section header. Make error messages more verbose. Check for
2846 a non-executable section linked to an EXIDX section.
2847 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2848 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2849 check that there is no deferred EXIDX section if we exit early.
2850 Instead of not making an EXIDX section in case of an error, make one
2851 and set the has_errors flag of it.
2852 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2853 in a relocatable link.
2854 (Target_arm::do_relax): Look for the EXIDX output section instead of
2855 assuming that it is called .ARM.exidx.
2856 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2857 section list. Do not check for SHF_EXECINSTR section flags but
2858 skip any input section with errors.
2859 * output.cc (Output_section::Output_section): Initialize
2860 always_keeps_input_sections_ to false.
2861 (Output_section::add_input_section): Check for
2862 always_keeps_input_sections_.
2863 * output.h (Output_section::always_keeps_input_sections,
2864 Output_section::set_always_keeps_input_sections): New methods.
2865 (Output_section::always_keeps_input_sections): New data member.
2867 2010-07-13 Rafael Espindola <espindola@google.com>
2869 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2870 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2872 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2873 Ian Lance Taylor <iant@google.com>
2875 * output.h (Output_section_lookup_maps::add_merge_section):
2876 Correct check of whether value was inserted.
2877 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2878 (Output_section_lookup_maps::add_relaxed_input_section):
2880 * arm.cc (Target_arm::got_section): Remove used local os.
2881 * i386.cc (Target_i386::got_section): Likewise.
2882 * x86_64.cc (Target_x86_64::got_section): Likewise.
2883 * sparc.cc (Target_sparc::got_section): Likewise.
2884 (Target_sparc::relocate): Remove unused local have_got_offset.
2885 * powerpc.cc (Target_powerpc::relocate): Likewise.
2887 2010-07-13 Ian Lance Taylor <iant@google.com>
2889 * compressed_output.cc (zlib_decompress): Fix signature in
2892 * archive.cc (Archive::include_member): Unlock an external member
2893 of a thin archive. Don't bother to delete an object we know is
2896 2010-07-12 Cary Coutant <ccoutant@google.com>
2898 * compressed_output.cc (zlib_decompress): New function.
2899 (get_uncompressed_size): New function.
2900 (decompress_input_section): New function.
2901 * compressed_output.h (get_uncompressed_size): New function.
2902 (decompress_input_section): New function.
2903 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2904 Handle compressed debug sections.
2905 * layout.cc (is_compressed_debug_section): New function.
2906 (Layout::output_section_name): Map compressed section names to
2908 * layout.h (is_compressed_debug_section): New function.
2909 (is_debug_info_section): Recognize compressed debug sections.
2910 * merge.cc: Include compressed_output.h.
2911 (Output_merge_data::do_add_input_section): Handle compressed
2913 (Output_merge_string::do_add_input_section): Handle compressed
2915 * object.cc: Include compressed_output.h.
2916 (Sized_relobj::Sized_relobj): Initialize new data members.
2917 (build_compressed_section_map): New function.
2918 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2919 * object.h (Object::section_is_compressed): New method.
2920 (Object::do_section_is_compressed): New method.
2921 (Sized_relobj::Compressed_section_map): New type.
2922 (Sized_relobj::do_section_is_compressed): New method.
2923 (Sized_relobj::compressed_sections_): New data member.
2924 * output.cc (Output_section::add_input_section): Handle compressed
2926 * reloc.cc: Include compressed_output.h.
2927 (Sized_relobj::write_sections): Handle compressed debug sections.
2929 2010-07-08 Cary Coutant <ccoutant@google.com>
2931 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2932 weak when resolving to a dynamic def.
2933 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2934 for weak undef/dynamic def cases. Adjust callers.
2935 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2936 undef_binding_weak_.
2937 (Symbol_table::sized_write_globals): Adjust symbol binding.
2938 (Symbol_table::sized_write_symbol): Add binding parameter.
2939 * symtab.h (Symbol::set_undef_binding): New method.
2940 (Symbol::is_undef_binding_weak): New method.
2941 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2942 (Symbol_table::should_override): Add new parameter.
2943 (Symbol_table::sized_write_symbol): Add new parameter.
2945 * testsuite/weak_undef_file1.cc: Add new test case.
2946 * testsuite/weak_undef_file2.cc: Fix header comment.
2947 * testsuite/weak_undef_test.cc: Add new test case.
2949 2010-06-29 Doug Kwan <dougkwan@google.com>
2951 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2952 Initialize USE_SYMBOL_.
2953 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2955 (Arm_reloc_property::uses_symbol_): New data member declaration.
2956 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2957 uses symbol value and symbol is undefined but not weakly undefined.
2959 2010-06-28 Rafael Espindola <espindola@google.com>
2961 * plugin.cc (Plugin::load): Use dlerror.
2963 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2965 * symtab.cc (detect_odr_violations): When reporting an ODR
2966 violation, report an object where the symbol is defined.
2968 2010-06-25 Doug Kwan <dougkwan@google.com>
2970 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2971 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2973 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2974 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2975 target hook to detect function points.
2976 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2977 * icf.h (Icf::check_section_for_function_pointers): Change type of
2978 parameter SECTION_NAME to const reference to std::string. Use
2979 target hook to determine if section may have unsafe pointers.
2980 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2983 2010-06-21 Rafael Espindola <espindola@google.com>
2985 * fileread.cc (Input_file::find_fie): New
2986 (Input_file::open): Use Input_file::find_fie.
2987 * fileread.h (Input_file::find_fie): New
2988 * plugin.cc (set_extra_library_path): New.
2989 (Plugin::load): Add set_extra_library_path to the transfer vector.
2990 (Plugin_manager::set_extra_library_path): New.
2991 (Plugin_manager::add_input_file): Use the extra search path if set.
2992 (set_extra_library_path(): New.
2993 * plugin.h (Plugin_manager): Add set_extra_library_path and
2996 2010-06-19 Cary Coutant <ccoutant@google.com>
2998 * layout.cc (gdb_sections): Add .debug_types.
2999 (lines_only_debug_sections): Likewise.
3001 2010-06-18 Rafael Espindola <espindola@google.com>
3003 * plugin.cc (add_input_file,add_input_library)
3004 (Plugin_manager::add_input_file): Make filename arguments const.
3005 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3008 2010-06-16 Doug Kwan <dougkwan@google.com>
3010 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3011 .ARM.attributes section if we have not merged any input
3012 attributes sections.
3014 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3016 * arm.cc: Allow combining objects with no EABI version
3019 2010-06-15 Rafael Espindola <espindola@google.com>
3021 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3023 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3025 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3026 (struct iovec): Correct !HAVE_READV definition.
3028 2010-06-10 Cary Coutant <ccoutant@google.com>
3030 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3031 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3033 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3036 * symtab.h (Symbol::is_placeholder): New member function.
3037 * target-reloc.h (relocate_section): Check for placeholder symbols.
3039 * testsuite/Makefile.am (plugin_test_8): New test.
3040 (plugin_test_9): New test.
3041 * testsuite/Makefile.in: Regenerate.
3043 2010-06-09 Nick Clifton <nickc@redhat.com>
3045 * yyscript.y (input_list_element): Allow strings prefixed with
3046 the '-' character. Treat these as libraries.
3047 * script.cc (script_add_library): New function. Adds a library
3048 specified by "-l<name>" found in an input script.
3049 * script-c.h: Add prototype for script_add_library.
3051 2010-06-07 Doug Kwan <dougkwan@google.com>
3053 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3054 Restrict stub-group size to be within long conditional branch
3055 range when working around cortex-A8 erratum.
3057 2010-06-07 Damien Diederen <dd@crosstwine.com>
3059 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3062 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3066 (Output_section::Input_section_sort_entry::compare_section_ordering):
3067 Change to return non-zero correctly.
3068 (Output_section::Input_section_sort_section_order_index_compare
3069 ::operator()): Change to fix ambiguity in comparisons.
3071 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3073 * gold.h (is_wildcard_string): New function.
3074 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3075 (Layout::layout_eh_frame): Ditto.
3076 (Layout::find_section_order_index): New method.
3077 (Layout::read_layout_from_file): New method.
3078 * layout.h (Layout::find_section_order_index): New method.
3079 (Layout::read_layout_from_file): New method.
3080 (Layout::input_section_position_): New private member.
3081 (Layout::input_section_glob_): New private member.
3082 * main.cc (main): Call read_layout_from_file here.
3083 * options.h (--section-ordering-file): New option.
3084 * output.cc (Output_section::input_section_order_specified_): New
3086 (Output_section::Output_section): Initialize new member.
3087 (Output_section::add_input_section): Add new parameter.
3088 Keep input sections when --section-ordering-file is used.
3089 (Output_section::set_final_data_size): Sort input sections when
3090 section ordering file is specified.
3091 (Output_section::Input_section_sort_entry): Add new parameter.
3093 (Output_section::Input_section_sort_entry::compare_section_ordering):
3095 (Output_section::Input_section_sort_compare::operator()): Change to
3096 consider section_order_index.
3097 (Output_section::Input_section_sort_init_fini_compare::operator()):
3098 Change to consider section_order_index.
3099 (Output_section::Input_section_sort_section_order_index_compare
3100 ::operator()): New method.
3101 (Output_section::sort_attached_input_sections): Change to sort
3102 according to section order when specified.
3103 (Output_section::add_input_section<32, true>): Add new parameter.
3104 (Output_section::add_input_section<64, true>): Add new parameter.
3105 (Output_section::add_input_section<32, false>): Add new parameter.
3106 (Output_section::add_input_section<64, false>): Add new parameter.
3107 * output.h (Output_section::add_input_section): Add new parameter.
3108 (Output_section::input_section_order_specified): New
3110 (Output_section::set_input_section_order_specified): New method.
3111 (Input_section::Input_section): Initialize section_order_index_.
3112 (Input_section::section_order_index): New method.
3113 (Input_section::set_section_order_index): New method.
3114 (Input_section::section_order_index_): New member.
3115 (Input_section::Input_section_sort_section_order_index_compare): New
3117 (Output_section::input_section_order_specified_): New member.
3118 * script-sections.cc (is_wildcard_string): Delete and move modified
3120 (Output_section_element_input::Output_section_element_input): Modify
3121 call to is_wildcard_string.
3122 (Output_section_element_input::Input_section_pattern
3123 ::Input_section_pattern): Ditto.
3124 (Output_section_element_input::Output_section_element_input): Ditto.
3125 * testsuite/Makefile.am (final_layout): New test case.
3126 * testsuite/Makefile.in: Regenerate.
3127 * testsuite/final_layout.cc: New file.
3128 * testsuite/final_layout.sh: New file.
3130 2010-06-01 Rafael Espindola <espindola@google.com>
3132 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3134 2010-06-01 Rafael Espindola <espindola@google.com>
3136 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3137 visibility of symbols.
3139 2010-05-27 Doug Kwan <dougkwan@google.com>
3141 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3142 from start of output section instead of address for a local symbol
3143 in a merged or relaxed section when doing a relocatable link.
3145 2010-05-26 Rafael Espindola <espindola@google.com>
3148 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3149 adding sections the garbage collector removed.
3150 * gold/testsuite/Makefile.am: Add test.
3151 * gold/testsuite/Makefile.in: Regenerate.
3152 * gold/testsuite/plugin_test_7.sh: New.
3153 * gold/testsuite/plugin_test_7_1.c: New.
3154 * gold/testsuite/plugin_test_7_2.c: New.
3156 2010-05-26 Rafael Espindola <espindola@google.com>
3158 * script-sections.cc (Output_section_definition::set_section_addresses):
3159 Check for --section-start.
3161 2010-05-26 Doug Kwan <dougkwan@google.com>
3163 * arm.cc (Arm_scan_relocatable_relocs): New class.
3164 (Target_arm::relocate_special_relocatable): New method.
3165 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3166 (Arm_relocate_functions::thumb_branch_common): Same.
3167 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3168 instead of Default_scan_relocatable_relocs.
3169 * target-reloc.h (relocate_for_relocatable): Let target handle
3170 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3171 * target.h (Sized_target::relocate_special_relocatable): New method.
3173 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3175 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3177 2010-05-23 Doug Kwan <dougkwan@google.com>
3179 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3181 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3182 with a direct branch, not a conditional branch, to a stub.
3183 * merge.cc (Output_merge_base::record_input_section): New method
3185 (Output_merge_data::do_add_input_section): Record input section if
3186 keeps-input-sections flag is set.
3187 (Output_merge_string::do_add_input_section): Ditto.
3188 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3189 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3191 (Output_merge_base::keeps_input_sections,
3192 Output_merge_base::set_keeps_input_sections,
3193 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3195 (Output_merge_base::Input_sections): New type declaration.
3196 (Output_merge_base::input_sections_begin,
3197 Output_merge_base::input_sections_end,
3198 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3199 (Output_merge_base::bool keeps_input_sections_,
3200 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3201 Output_merge_base::input_sections_): New data members.
3202 (Output_merge_data::do_set_keeps_input_sections): New method
3204 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3205 * output.cc (Output_section::Input_section::relobj): Move method
3206 defintion from class declaration to here and handle merge sections.
3207 (Output_section::Input_section::shndx): Ditto.
3208 (Output_section::Output_section): Remove initializations of removed
3209 data members and initialize new data member LOOKUP_MAPS_.
3210 (Output_section::add_input_section): Set keeps-input-sections flag
3211 for a newly created merge output section as appropriate. Adjust code
3212 to use Output_section_lookup_maps class.
3213 (Output_section::add_relaxed_input_section): Adjst code for lookup
3214 maps code refactoring.
3215 (Output_section::add_merge_input_section): Add a new parameter
3216 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3217 class. If adding input section to a newly created merge output
3218 section fails, remove the new merge section.
3219 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3220 Adjust code for use of the Output_section_lookup_maps class.
3221 (Output_section::find_merge_section): Ditto.
3222 (Output_section::build_lookup_maps): New method defintion.
3223 (Output_section::find_relaxed_input_section): Adjust code to use
3224 Output_section_lookup_maps class.
3225 (Output_section::get_input_sections): Export merge sections. Adjust
3226 code to use Output_section_lookup_maps class.
3227 (Output_section:::add_script_input_section): Adjust code to use
3228 Output_section_lookup_maps class. Update lookup maps for merge
3230 (Output_section::discard_states): Use Output_section_lookup_maps.
3231 (Output_section::restore_states): Same.
3232 * output.h (Merge_section_properties): Move class defintion out of
3234 (Output_section_lookup_maps): New class.
3235 (Output_section::Input_section::is_merge_section): New method
3237 (Output_section::Input_section::relobj): Move defintion out of class
3238 defintion. Declare method only.
3239 (Output_section::Input_section::shndx): Ditto.
3240 (Output_section::Input_section::output_merge_base): New method defintion.
3241 (Output_section::Input_section::u2_.pomb): New union field.
3242 (Output_section::Merge_section_by_properties_map,
3243 Output_section::Output_section_data_by_input_section_map,
3244 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3246 (Output_section::add_merge_input_section): Add new parameter
3247 KEEPS_INPUT_SECTIONS.
3248 (Output_section::build_lookup_maps): New method declaration.
3249 (Output_section::merge_section_map_,
3250 Output_section::merge_section_by_properties_map_,
3251 Output_section::relaxed_input_section_map_,
3252 Output_section::is_relaxed_input_section_map_valid_): Remove data
3254 (Output_section::lookup_maps_): New data member.
3256 2010-05-21 Doug Kwan <dougkwan@google.com>
3259 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3260 avoid a compilation error.
3262 2010-05-19 Rafael Espindola <espindola@google.com>
3264 * script-sections.cc (Output_section_definition::allocate_to_segment):
3265 Update the phdrs_list even when the output section is NULL.
3266 * testsuite/Makefile.am: Add test.
3267 * testsuite/Makefile.in: Regenerate.
3268 * testsuite/script_test_9.cc: New.
3269 * testsuite/script_test_9.sh: New.
3270 * testsuite/script_test_9.t: New.
3272 2010-05-19 Doug Kwan <dougkwan@google.com>
3274 * arm.cc (Arm_input_section::original_size): New method.
3275 (Arm_input_section::do_addralign): Add a cast.
3276 (Arm_input_section::do_output_offset): Remove static cast.
3277 (Arm_input_section::original_addralign,
3278 Arm_input_section::original_size_): Change type to uint32_t.
3279 (Arm_input_section::init): Add safe casts for section alignment
3281 (Arm_input_section::set_final_data_size): Do not set address and
3282 offset of stub table.
3283 (Arm_output_section::fix_exidx_coverage): Change use of of
3284 Output_section::Simple_input_section to that of
3285 Output_section::Input_section.
3286 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3287 except for the first pass.
3288 * output.cc (Output_section::get_input_sections): Change type of
3289 input_sections to std::list<Input_section>.
3290 (Output_section::add_script_input_section): Rename from
3291 Output_section::add_simple_input_section. Change type of SIS
3292 parameter from Simple_input_section to Input_section.
3293 * output.h (Output_section::Simple_input_section): Remove class.
3294 (Output_section::Input_section): Change class visibility to public.
3295 (Output_section::Input_section::addralign): Use stored alignments
3296 for special input sections if set.
3297 (Output_section::Input_section::set_addralign): New method.
3298 (Output_section::get_input_sections): Change parameter type from
3299 list of Simple_input_section to list of Input_section.
3300 (Output_section::add_script_input_section): Rename from
3301 Output_section::add_simple_input_section. Change first parameter's
3302 type from Simple_input_section to Input_section and remove the
3303 second and third parameters.
3304 * script-sections.cc (Input_section::Input_section_list): Change
3305 type to list of Output_section::Input_section/
3306 (Input_section_info::Input_section_info): Change parameter type of
3307 INPUT_SECTION to Output_section::Input_section.
3308 (Input_section_info::input_section): Change return type.
3309 (Input_section_info::input_section_): Change type to
3310 Output_section::Input_section.
3311 (Output_section_element_input::set_section_addresses): Adjust code
3312 to use Output_section::Input_section instead of
3313 Output_section::Simple_input_section. Adjust code for renaming
3314 of Output_section::add_simple_input_section.
3315 (Orphan_output_section::set_section_addresses): Ditto.
3317 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3319 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3320 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3322 2010-05-18 Rafael Espindola <espindola@google.com>
3324 * options.cc (General_options::finalize): Handle -nostdlib.
3325 * options.h (nostdlib): New option.
3326 * script.cc (script_add_search_dir): Handle -nostdlib.
3328 2010-05-12 Doug Kwan <dougkwan@google.com>
3330 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3331 attributes section only if there no attributes section after merging.
3332 (Target_arm::merge_object_attributes): Move value of
3333 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3334 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3335 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3336 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3337 and arm_attr_merge_7.stdout.
3338 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3339 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3340 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3341 arm_attr_merge_7b.o): New rules.
3342 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3344 * testsuite/Makefile.in: Regenerate.
3345 * testsuite/arm_attr_merge.sh: New file.
3346 * testsuite/arm_attr_merge_[67][ab].s: Same.
3348 2010-05-05 Nick Clifton <nickc@redhat.com>
3350 * po/es.po: Updated Spanish translation.
3352 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3354 * Makefile.am (install-exec-local): Properly install gold as
3355 default cross linker.
3356 * Makefile.in: Regenerated.
3358 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3359 Nick Clifton <nickc@redhat.com>
3361 * configure.ac (install_as_default): Define and set to false
3362 unless --enable-gold or --enable-gold=both/gold has been
3364 * configure: Regenerate.
3366 * Makefile.am (install-exec-local): Install the executable as
3367 'ld.gold'. If install_as_default is true then also install it as
3369 * Makefile.in: Regenerated.
3371 2010-04-24 Ian Lance Taylor <iant@google.com>
3373 * layout.cc (Layout::layout_reloc): In relocatable link don't
3374 combine reloc sections for grouped sections.
3376 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3378 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3379 sections that are not ordinary to icf.
3380 * icf.cc (get_section_contents): Handle relocation pointing to section
3381 with no object or shndx information.
3382 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3383 * testsuite/Makefile.in: Regenerate.
3384 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3385 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3387 2010-04-22 Ian Lance Taylor <iant@google.com>
3389 * expression.cc (Expression::Expression_eval_info): Add
3390 result_alignment_pointer field.
3391 (Expression::eval_with_dot): Add result_alignment_pointer
3392 parameter. Change all callers.
3393 (Expression::eval_maybe_dot): Likewise.
3394 (class Binary_expression): Add alignment_pointer parameter to
3395 left_value and right_value. Change all callers.
3396 (BINARY_EXPRESSION): Set result alignment.
3397 (class Trinary_expression): Add alignment_pointer parameter to
3398 arg2_value and arg3_value. Change all callers.
3399 (Trinary_cond::value): Set result alignment.
3400 (Max_expression::value, Min_expression::value): Likewise.
3401 (Align_expression::value): Likewise.
3402 * script-sections.cc (class Sections_element): Add dot_alignment
3403 parameter to set_section_addresses virtual function. Update
3405 (class Output_section_element): Likewise.
3406 (Script_sections::create_segments): Add dot_alignment parameter.
3408 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3409 (Script_sections::set_phdrs_clause_addresses): Likewise.
3410 * script-sections.h: Update declarations.
3411 * script.h: Update declarations.
3412 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3414 * testsuite/script_test_3.t: Set large alignment.
3415 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3416 segment has expected alignment.
3418 2010-04-22 Nick Clifton <nickc@redhat.com>
3420 * po/gold.pot: Updated by the Translation project.
3421 * po/vi.po: Updated Vietnamese translation.
3423 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3425 * testsuite/Makefile.am (check_PROGRAMS): Add
3426 icf_virtual_function_folding_test.
3427 * testsuite/Makefile.in: Regenerated.
3429 2010-04-15 Andrew Haley <aph@redhat.com>
3431 * options.h (merge_exidx_entries): New option.
3432 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3433 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3434 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3435 (Target_arm::merge_exidx_entries): New function.
3436 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3437 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3438 to Arm_exidx_fixup constructor.
3439 Add new arg, merge_exidx_entries.
3440 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3441 Arm_output_section::fix_exidx_coverage.
3443 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3445 * icf.cc (get_section_contents): Check for preemptible functions.
3446 Ignore addend when appropriate.
3447 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3449 (add_from_relobj): Check for section folded.
3450 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3451 * symtab.h (should_add_dynsym_entry): Add new parameter.
3452 * target-reloc.h (scan_relocs): Check for section folded.
3453 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3454 Check reloc types for function pointers in shared objects.
3455 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3457 (icf_preemptible_functions_test): New test case.
3458 (icf_string_merge_test): New test case.
3459 * testsuite.Makefile.in: Regenerate.
3460 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3461 bar_glob. Refactor code.
3462 * testsuite/icf_preemptible_functions_test.cc: New file.
3463 * testsuite/icf_preemptible_functions_test.sh: New file.
3464 * testsuite/icf_string_merge_test.cc: New file.
3465 * testsuite/icf_string_merge_test.sh: New file.
3466 * testsuite/icf_virtual_function_folding_test.cc: New file.
3467 * testsuite/icf_virtual_function_folding_test.sh: New file.
3469 2010-04-14 Doug Kwan <dougkwan@google.com>
3471 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3472 for local symbol recounting if we remove a section due to ICF.
3473 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3474 there are no regular objects in input.
3476 2010-04-13 Doug Kwan <dougkwan@google.com>
3478 * arm.cc (Arm_input_section::set_final_data_size): Compute
3479 accurate final data size instead of using current data size.
3481 2010-04-09 Doug Kwan <dougkwan@google.com>
3483 * layout.cc (Layout::choose_output_section): Handle script section
3485 (Layout::make_output_section_for_script): Add section type parameter.
3486 Handle script section types.
3487 * layout.h (Layout::make_output_section_for_script): Add section
3489 * output.cc (Output_section::Output_section): Initialize data member
3491 (Output_section::do_reset_address_and_file_offset): Do not set address
3492 to 0 if section is a NOLOAD section.
3493 * output.h (Output_section::is_noload): New method.
3494 (Output_section::set_is_noload): Ditto.
3495 (Output_section::is_noload_): New data member.
3496 * script-c.h (Script_section_type): New enum type.
3497 (struct Parser_output_section_header): Add new file section_type.
3498 * script-sections.cc (Sections_element::output_section_name): Add
3499 parameter for returning script section type.
3500 (Output_section_definition::output_section_name): Ditto.
3501 (Output_section_definition::section_type)P; New method.
3502 (Output_section_definiton::script_section_type_name): Ditto.
3503 (Output_section_definition::script_section_type_): New data member.
3504 (Output_section_definition::Output_section_definition): Initialize
3505 data member Output_section_definition::script_section_type_.
3506 (Output_section_definition::create_sections): Pass script section type
3507 to Layout::make_output_section_for_script.
3508 (Output_section_definition::output_section_name): Return script
3509 section type to caller.
3510 (Output_section_definition::set_section_address): Do not advance
3511 dot value and load address if section type is NOLOAD. Set address
3512 of NOLOAD sections regardless of section flags.
3513 (Output_section_definition::print): Print section type if it is
3514 not SCRIPT_SECTION_TYPE_NONE.
3515 (Output_section_definition::section_type): New method.
3516 (Output_section_definition::script_section_type_name): Ditto.
3517 (Script_sections::output_section_name): Add new parameter
3518 PSECTION_TYPE for returning script section type. Pass it to
3519 section elements. Handle discard sections.
3520 (Sort_output_sections::operator()): Handle NOLOAD sections.
3521 * script-sections.h (Script_sections::Section_type): New enum type.
3522 (Script_sections::output_section_name): Add a new parameter for
3523 returning script section type.
3524 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3526 * yyscript.y (union): Add new field SECTION_TYPE.
3527 (COPY, DSECT, INFO, NOLOAD): New tokens.
3528 (opt_address_and_section_type): Change type to output_section_header.
3529 (section_type): New non-terminal
3530 (section_header): Handle section type.
3531 (opt_address_and_section_type): Return section type value.
3533 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3535 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3536 * testsuite/plugin_common_test_2.c (foo): Likewise.
3538 2010-04-08 Doug Kwan <dougkwan@google.com>
3540 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3542 * output.cc (Output_section::add_merge_input_section): Simplify
3543 code and return status of Output_merge_base::add_input_section.
3544 Update merge section map only if Output_merge_base::add_input_section
3547 2010-04-07 Doug Kwan <dougkwan@google.com>
3549 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3550 if section is marked as containing instructions but has no mapping
3552 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3553 correct section index.
3554 (Arm_relobj::find_linked_text_section): Ditto.
3556 2010-04-07 Cary Coutant <ccoutant@google.com>
3558 * archive.cc (include_member): Destroy Read_symbols_data object before
3560 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3561 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3562 (Read_symbols_data::~Read_symbols_data) New destructor.
3563 (Section_relocs::Section_relocs) New constructor.
3564 (Section_relocs::~Section_relocs) New destructor.
3565 (Read_relocs_data::Read_relocs_data) New constructor.
3566 (Read_relocs_data::~Read_relocs_data) New destructor.
3567 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3568 pointers to NULL after deleting.
3570 2010-04-07 Doug Kwan <dougkwan@google.com>
3572 * arm.cc: Replace "endianity" with "endianness" in comments.
3573 (Arm_exidx_cantunwind): Ditto.
3574 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3575 (Arm_relobj::merge_flags_and_attributes): New method.
3576 (Arm_relobj::merge_flags_and_attributes_): New data member.
3577 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3578 (Arm_relobj::scan_sections_for_stubs): Ditto.
3579 (Arm_relobj::do_read_symbols): Check to see if we really want to
3580 merge processor-specific flags and attributes. Exit early if
3581 an object is empty except for section names and the undefined symbol.
3582 (Target_arm::do_finalize_sections): Move check for ELF format to
3583 Arm_relobj::do_read_symbols. Merge processor specific flags and
3584 attributes from a regular object only when we have determined that
3585 it is aapropriate. Do not create an .ARM.attributes section in
3586 output if there is no regular input object.
3587 (Target_arm::merge_processor_specific_flags): Check
3588 --warn-mismatch before printing any error.
3589 (Target_arm::merge_object_attributes): Ditto.
3590 * gold.cc (queue_middle_tasks): Handle the case in which there is
3591 no regular object in input.
3592 * options.cc (General_options::parse_EB): New method.
3593 (General_options::parse_EL): Same.
3594 (General_options::General_options): Initialize endianness_.
3595 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3597 (General_options::Endianness): New enum.
3598 (General_options::endianness): New method.
3599 (General_options::endianness_): New data member.
3600 * parameters.cc (Parameters::set_options): Check target endianness.
3601 (Parameters::set_target_once): Ditto.
3602 (Parameters::check_target_endianness): New method.
3603 (parameters_force_valid_target): If either -EL or -EB is specified,
3604 use it to define endianness of default target.
3605 * parameters.h (Parameters::check_target_endianness): New method
3607 * target.h (class Target): Change "endianity" to "endianness"
3610 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3612 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3613 * configure: Regenerate.
3614 * Makefile.in: Regenerate.
3615 * testsuite/Makefile.in: Regenerate.
3617 2010-04-06 Cary Coutant <ccoutant@google.com>
3620 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3621 prevailing definitions of common symbols.
3622 * testsuite/plugin_test_6.sh: New test case.
3623 * testsuite/plugin_common_test_1.c: New test case.
3624 * testsuite/plugin_common_test_2.c: New test case.
3625 * testsuite/Makefile.am (plugin_test_6): New test case.
3626 * testsuite/Makefile.in: Regenerate.
3628 2010-04-06 Nick Clifton <nickc@redhat.com>
3630 * po/vi.po: New Vietnamese translation.
3632 2010-03-30 Doug Kwan <dougkwan@google.com>
3634 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3636 2010-03-25 Doug Kwan <dougkwan@google.com>
3638 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3639 to avoid a conversion warning on a 32-bit host.
3641 2010-03-24 Ian Lance Taylor <iant@google.com>
3643 * testsuite/script_test_3.t: Add a TLS segment.
3644 * testsuite/Makefile.am (check_PROGRAMS): Add
3645 tls_phdrs_script_test.
3646 (tls_phdrs_script_test_SOURCES): Define.
3647 (tls_phdrs_script_test_DEPENDENCIES): Define.
3648 (tls_phdrs_script_test_LDFLAGS): Define.
3649 (tls_phdrs_script_test_LDADD): Define.
3650 * testsuite/Makefile.in: Rebuild.
3652 2010-03-23 Cary Coutant <ccoutant@google.com>
3654 * fileread.cc (find_or_make_view): Fix comment.
3656 2010-03-23 Ian Lance Taylor <iant@google.com>
3658 * script-sections.cc (class Orphan_section_placement): Define
3659 PLACE_TLS and PLACE_TLS_BSS.
3660 (Orphan_section_placement::Orphan_section_placement): Initialize
3662 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3663 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3664 (tls_script_test_SOURCES): Define.
3665 (tls_script_test_DEPENDENCIES): Define.
3666 (tls_script_test_LDFLAGS): Define.
3667 (tls_script_test_LDADD): Define.
3668 * testsuite/Makefile.in: Rebuild.
3670 2010-03-22 Doug Kwan <dougkwan@google.com>
3672 * arm.cc (Arm_relocate_functions::abs8,
3673 Arm_relocate_functions::abs16): Use correct check for overflow
3674 specified in the ARM ELF specs.
3675 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3676 target of a BLX instruction specially.
3677 (Reloc_stub::stub_type_for_reloc): Ditto.
3678 (Relocate::relocate): Use symbolic names instead of numeric relocation
3679 codes to report error.
3680 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3682 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3683 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3684 thumb2_blx_out_of_range.stdout
3685 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3686 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3687 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3688 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3689 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3690 thumb2_blx_in_range, thumb2_blx_in_range.o,
3691 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3692 thumb2_blx_out_of_range.o): New rules.
3693 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3694 thumb2_blx_in_range and thumb2_blx_out_of_range.
3695 * testsuite/Makefile.in: Regenerate.
3696 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3697 * testsuite/thumb_blx_in_range.s: New file.
3698 * testsuite/thumb_blx_out_of_range.s: New file.
3700 2010-03-22 Rafael Espindola <espindola@google.com>
3702 * archive.cc (Should_include): Move to archive.h.
3703 (should_include_member): Make it a member of Archive.
3705 (Add_lib_group_symbols): New.
3706 * archive.h: Include options.h.
3707 (Archive_member): Moved from Archive.
3708 (Should_include): Moved from archive.cc.
3710 (Add_lib_group_symbols): New.
3711 * dynobj.cc (do_should_include_member): New.
3712 * dynobj.h (do_should_include_member): New.
3713 * gold.cc (queue_initial_tasks): Update call to queue.
3714 * main.cc (main): Print lib group stats.
3715 * object.cc (do_should_include_member): New.
3716 * object.h: Include archive.h.
3717 (Object::should_include_member): New.
3718 (Object::do_should_include_member): New.
3719 (Sized_relobj::do_should_include_member): New.
3720 * options.cc (General_options::parse_start_lib): New.
3721 (General_options::parse_end_lib): New.
3722 (Input_arguments::add_file): Handle lib groups.
3723 (Input_arguments::start_group): Check we are not in a lib.
3724 (Input_arguments::start_lib): New.
3725 (Input_arguments::end_lib): New.
3726 * options.h (General_options): Add start_lib and end_lib.
3727 (Input_argument::lib_): New.
3728 (Input_argument::lib): New.
3729 (Input_argument::is_lib): New.
3730 (Input_file_lib): New.
3731 (Input_arguments::in_lib_): New.
3732 (Input_arguments::in_lib): New.
3733 (Input_arguments::start_lib): New.
3734 (Input_arguments::end_lib_): New.
3735 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3736 in unused members as preempted.
3737 (Sized_pluginobj::do_should_include_member): New.
3738 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3739 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3741 (Read_symbols::do_whole_lib_group): New.
3742 (Read_symbols::do_lib_group): New.
3743 (Read_symbols::do_read_symbols): Handle lib groups.
3744 (Read_symbols::get_name): Handle lib groups.
3745 * readsyms.h (Read_symbols): Add an archive member pointer.
3746 (Read_symbols::do_whole_lib_group): New.
3747 (Read_symbols::do_lib_group): New.
3748 (Read_symbols::member_): New.
3749 * script.cc (read_input_script): Update call to queue_soon.
3751 2010-03-19 Doug Kwan <dougkwan@google.com>
3753 * arm.cc (Stub_table::Stub_table): Initialize new data members
3754 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3755 (Stub_table::add_reloc_stub): Assign stub offset and update
3756 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3757 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3759 (Stub_table::update_data_size_and_addralign): Use
3760 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3761 instead of going over all reloc stubs.
3762 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3763 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3764 Stringpool_template::offset_ to size of Stringpool_char.
3765 (Stringpool_template::new_key_offset): Remove code to initialize
3766 Stringpool_template::offset_.
3767 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3768 Stringpool_template::offset_ to zero.
3770 2010-03-15 Doug Kwan <dougkwan@google.com>
3772 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3774 (Stringpool_template::new_key_offset): New method.
3775 (Stringpool_template::add_string): Assign offsets when adding new
3777 (Stringpool_template::set_string_offsets): Do not set string offsets
3778 when not optimizing.
3779 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3781 (Chunked_vector::clear): Clear size_.
3782 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3783 (Chunked_vector::size): Return size_.
3784 (Chunked_vector::push_back): Use size_ to find insert position.
3785 (Chunked_vector::size_): New data member.
3786 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3787 (Stringpool_template::new_key_offset): New method declaration.
3788 (Stringpool_template::offset_): New data member.
3790 2010-03-15 Rafael Espindola <espindola@google.com>
3792 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3793 Add_symbols' constructor.
3794 * readsyms.h (Add_symbols): Remove the input_group member.
3796 2010-03-10 Ian Lance Taylor <iant@google.com>
3798 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3799 target to ask whether a reference to a symbol requires a stack
3801 * target.h (Target::is_call_to_non_split): New function.
3802 (Target::do_is_call_to_non_split): Declare virtual function.
3803 * target.cc: Include "symtab.h".
3804 (Target::do_is_call_to_non_split): New function.
3805 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3807 2010-03-10 Cary Coutant <ccoutant@google.com>
3809 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3810 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3811 (File_read::open[2]): Add whole_file_view_ to list of views.
3812 (File_read::make_view): Remove test of whole_file_view_.
3813 (File_read::find_or_make_view): Create whole_file_view_ if
3815 (File_read::clear_views): Replace bool parameter with enum;
3816 adjust all callers. Don't delete views with permanent data;
3817 do delete cached views and views from archives if
3818 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3819 if clearing the corresponding view.
3820 * fileread.h (File_read::Clear_views_mode): New enum.
3821 (File_read::View::is_permanent_view): New method.
3822 (File_read::clear_views): Replace bool parameter
3823 with enum; adjust all callers.
3824 * options.h (General_options): Change keep_files_mapped option;
3825 add map_whole_files.
3826 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3828 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3831 2010-03-10 David S. Miller <davem@davemloft.net>
3833 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3835 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3837 * icf.cc (get_section_contents): Add '@' marker after processing the
3840 2010-03-08 Doug Kwan <dougkwan@google.com>
3842 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3843 due to a conversion warning.
3844 (Arm_relobj::update_output_local_symbol_count): Check for local
3845 symbol with unset output index.
3847 2010-03-05 Ian Lance Taylor <iant@google.com>
3849 * options.h (class General_options): Add --spare-dynamic-tags.
3850 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3851 --spare-dynamic-tags.
3853 2010-03-05 Ian Lance Taylor <iant@google.com>
3855 * incremental.cc: Include "libiberty.h".
3857 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3859 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3860 function, is_info_ member.
3861 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3862 (Versions::Versions): Update caller.
3863 (Versions::define_base_version): Likewise.
3864 (Versions::add_def): Likewise.
3866 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3868 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3869 (Scan::possible_function_pointer_reloc): New function.
3870 (Scan::local_reloc_may_be_function_pointer): Change to call
3871 possible_function_pointer_reloc.
3872 (Scan::global_reloc_may_be_function_pointer): Ditto.
3873 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3874 relocations in ".data.rel.ro._ZTV" section.
3875 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3876 * testsuite/icf_safe_so_test.cc: Ditto.
3877 * testsuite/icf_safe_test.cc: Ditto.
3878 * testsuite/icf_safe_test.sh: Ditto.
3880 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3881 Ian Lance Taylor <iant@google.com>
3883 * target-reloc.h (relocate_section): Check the symbol table index
3884 for -1U before setting the local symbol index.
3885 (scan_relocatable_relocs): If copying the relocation, record that
3886 the local symbol is required.
3887 * object.h (Symbol_value::is_output_symtab_index_set): New
3889 (Symbol_value::may_be_discarded_from_output_symtab): New
3891 (Symbol_value::has_output_symtab_entry): New function.
3892 (Symbol_value::needs_output_symtab_entry): Remove.
3893 (Symbol_value::output_symtab_index): Make sure the symbol index is
3895 (Symbol_value::set_output_symtab_index): Make sure the symbol
3896 index is not set. Make sure the new index is valid.
3897 (Symbol_value::set_must_have_output_symtab_entry): New function.
3898 (Symbol_value::has_output_dynsym_entry): New function.
3899 (Symbol_value::set_output_dynsym_index): Make sure the new index
3901 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3902 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3903 local symbol if permitted.
3904 (Sized_relobj::do_finalize_local_symbols): Call
3905 is_output_symtab_index_set rather than needs_output_symtab_entry.
3906 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3907 rather than needs_output_symtab_entry. Call
3908 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3909 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3910 is_output_symtab_index_set rather than needs_output_symtab_entry.
3911 * testsuite/discard_locals_relocatable_test.c: New file.
3912 * testsuite/discard_locals_test.sh: Test -r.
3913 * testsuite/Makefile.am (check_DATA): Add
3914 discard_locals_relocatable_test1.syms,
3915 discard_local_relocatable_test2.syms.
3916 (MOSTLYCLEANFILES): Likewise. Also add
3917 discard_locals_relocatable_test1.lout and
3918 discard_locals_relocatable_test2.out.
3919 (discard_locals_relocatable_test1.syms): New target.
3920 (discard_locals_relocatable_test.o): New target.
3921 (discard_locals_relocatable_test1.out): New target.
3922 (discard_locals_relocatable_test2.syms): New target.
3923 (discard_locals_relocatable_test2.out): New target.
3924 (various): Add missing ../ld-new dependencies.
3925 * testsuite/Makefile.in: Rebuild.
3927 2010-03-03 Nick Clifton <nickc@redhat.com>
3929 * po/fi.po: New Finnish translation.
3931 2010-03-01 Doug Kwan <dougkwan@google.com>
3933 * layout.cc (Layout::Layout): Force section types of .init_array*,
3934 .preinit_array* and .fini_array* sections.
3935 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3936 Fix check of return value of std::string::find.().
3937 (Output_section::Input_section_sort_compare::operator()): Remove
3938 comment about .init_array.
3939 (Output_section::Input_section_sort_init_fini_compare::operator()):
3941 (Output_section::sort_attached_input_sections): Handle .init_array
3942 and .fini_array specially.
3943 * output.h (Output_section::Inut_section_sort_compare): Update
3945 (Output_section::Input_section_sort_init_fini_compare): New struct.
3947 2010-02-26 Doug Kwan <dougkwan@google.com>
3949 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3950 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3951 * testsuite/debug_msg.sh: Avoid matching source line number for
3952 use of global variable undef_int.
3954 2010-02-26 Doug Kwan <dougkwan@google.com>
3956 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3957 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3958 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3959 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3960 * options.cc (General_options::General_options): Initialize member
3962 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3963 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3964 and rm_no_fix_v4bx.stdout
3965 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3966 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3967 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3968 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3969 and arm_no_fix_v4bx.
3970 * Makefile.in: Regenerate.
3971 * testsuite/arm_fix_v4bx.s: New file.
3972 * testsuite/arm_fix_v4bx.sh: Ditto.
3974 2010-02-24 Doug Kwan <dougkwan@google.com>
3976 * arm.cc (Target_arm::got_section): Make the .got section the first
3977 non RELRO section in the data segment.
3978 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3979 suffixes of section names.
3981 2010-02-24 Doug Kwan <dougkwan@google.com>
3983 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3984 flags and attributes merging if an input file is a binary file.
3985 * fileread.cc (Input_file::open): Record format of original file.
3986 * fileread.h (Input_file::Format): New enum type.
3987 (Input_file::Input_file): Initialize data member format_.
3988 (Input_file::format): New method definition.
3989 (Input_file::format_):: New data member.
3991 2010-02-24 Doug Kwan <dougkwan@google.com>
3993 * arm.cc (Arm_output_data_got): New class.
3994 (ARM_TCB_SIZE): New constant
3995 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3996 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3997 If user uses a script with a SECTIONS clause, issue only a warning
3998 for a misplaced EXIDX input section. Otherwise, issue an error.
3999 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4001 (Target_arm::got_mode_index_entry): Handle static linking.
4002 (Target_arm::Scan::local): Ditto.
4003 (Target_arm::Scan::global): Ditto.
4004 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4005 all incorrectly implemented relocations.
4006 (Target_arm::fix_exidx_coverage): Pass layout to
4007 Arm_output_section::fix_exidx_coverage.
4008 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4009 from ".ARM.exidx." and ".ARM.extab.".
4011 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4013 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4014 section if it does not already exist.
4015 * attributes.cc (Attributes_section_data::Attributes_section_data):
4016 Don't crash if size is zero.
4018 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4019 Ian Lance Taylor <iant@google.com>
4021 * gold.cc (queue_middle_tasks): If no input files were opened,
4023 * workqueue.h (Task_function::Task_function): Assert that there is
4026 2010-02-22 Doug Kwan <dougkwan@google.com>
4028 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4029 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4030 types to avoid warnings due to different uint64_t implementations
4033 2010-02-21 Doug Kwan <dougkwan@google.com>
4035 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4036 handling of the maximum backward branch offset.
4037 (Arm_relocate_functions::thumb_branch_common): Ditto.
4038 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4039 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4040 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4041 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4042 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4043 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4044 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4045 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4046 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4047 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4048 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4049 thumb2_bl_out_of_range.o): New rules.
4050 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4051 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4052 thumb2_bl_out_of_range
4053 * testsuite/Makefile.in: Regenerate.
4054 * testsuite/arm_bl_in_range.s: New file.
4055 * testsuite/arm_bl_out_of_range.s: Ditto.
4056 * testsuite/arm_branch_in_range.sh: Ditto.
4057 * testsuite/arm_branch_range.t: Ditto.
4058 * testsuite/thumb2_branch_range.t: Ditto.
4059 * testsuite/thumb_bl_in_range.s: Ditto.
4060 * testsuite/thumb_bl_out_of_range.s: Ditto.
4061 * testsuite/thumb_branch_range.t: Ditto.
4063 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4065 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4066 Add reloc offset information.
4067 * icf.cc (get_section_contents): Change iterators to point to the new
4068 vectors. Add reloc offset information to the contents.
4069 * icf.h (Icf::Sections_reachable_info): New typedef.
4070 (Icf::Sections_reachable_list): New typedef.
4071 (Icf::Offset_info): New typedef.
4072 (Icf::Reloc_info): New struct typedef.
4073 (Icf::Reloc_info_list): New typedef.
4074 (Icf::symbol_reloc_list): Delete method.
4075 (Icf::addend_reloc_list): Delete method.
4076 (Icf::section_reloc_list): Delete method.
4077 (Icf::reloc_info_list): New method.
4078 (Icf::reloc_info_list_): New member.
4080 2010-02-19 Doug Kwan <dougkwan@google.com>
4082 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4083 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4084 * arm.cc (Arm_relocation_functions): New forward declaration.
4085 (Target_arm::Target_arm): Initialize new data members
4086 got_mod_index_offset_ and tls_base_symbol_defined_.
4087 (Target_arm::Relocate::relocate_tls): New method.
4088 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4089 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4091 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4092 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4093 (Target_arm::got_mod_index_offset_,
4094 Target_arm::tls_base_symbol_defined_): New data members.
4095 (Target_arm::Scan::local, Target::Scan::global,
4096 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4099 2010-02-18 Doug Kwan <dougkwan@google.com>
4101 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4102 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4103 text section as a parameter becuase some broken tools may not set
4104 the link in section header.
4105 (Target_arm::has_got_section): New method.
4106 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4107 without any mapping symbol as data only. Remove warning.
4108 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4109 link in its section header, try to discover the link by inspecting the
4110 REL31 relocation at the beginning of the section.
4111 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4113 (Target_arm::Scan::global): Treat any reference to the symbol
4114 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4116 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4118 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4119 (Scan::global_reloc_may_be_function_pointer): New function.
4120 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4121 (Scan::global_reloc_may_be_function_pointer): New function.
4122 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4123 (Scan::global_reloc_may_be_function_pointer): New function.
4124 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4125 (Scan::global_reloc_may_be_function_pointer): New function.
4126 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4127 (Scan::global_reloc_may_be_function_pointer): New function.
4128 (Scan::possible_function_pointer_reloc): New function.
4129 (Target_x86_64::can_check_for_function_pointers): New function.
4130 * gc.h (gc_process_relocs): Scan relocation types to determine if
4131 function pointers were taken for targets that support it.
4132 * icf.cc (Icf::find_identical_sections): Include functions for
4133 folding in safe ICF whose pointer is not taken.
4134 * icf.h (Secn_fptr_taken_set): New typedef.
4135 (fptr_section_id_): New member.
4136 (section_has_function_pointers): New function.
4137 (set_section_has_function_pointers): New function.
4138 (check_section_for_function_pointers): New function.
4139 * options.h: Fix comment for safe ICF option.
4140 * target.h (can_check_for_function_pointers): New function.
4141 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4142 Modify icf_safe_test for X86-64.
4143 * testsuite/Makefile.in: Regenerate.
4144 * testsuite/icf_safe_so_test.cc: New file.
4145 * testsuite/icf_safe_so_test.sh: New file.
4146 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4147 (main): Change to take pointer to function kept_func_3.
4148 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4149 folding is done correctly for X86-64.
4151 2010-02-12 David S. Miller <davem@davemloft.net>
4153 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4154 is_symbolless parameter.
4155 (Output_reloc<SHT_REL>::is_symbolless): New.
4156 (Output_reloc<SHT_REL>::is_symbolless_): New.
4157 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4158 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4159 (Output_reloc<SHT_RELA>::is_symbolless): New.
4160 (Output_data_reloc::add_global): Handle is_symbolless.
4161 (Output_data_reloc::add_global_relative): Likewise.
4162 (Output_data_reloc::add_local): Likewise.
4163 (Output_data_reloc::add_local_relative): Likewise.
4164 (Output_data_reloc::add_symbolless_global_addend): New.
4165 (Output_data_reloc::add_symbolless_local_addend): New.
4166 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4168 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4169 instead of ->is_relative_
4170 (Output_reloc::write): Likewise.
4171 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4172 (Output_reloc::write_rel): Simplify.
4174 * sparc.cc (Target_sparc::Scan::local): Use
4175 ->add_symbolless_local_addend as needed.
4176 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4177 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4178 based upon relocation offset.
4180 2010-02-11 Doug Kwan <dougkwan@google.com>
4182 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4183 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4184 beginning of function.
4185 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4186 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4187 parameter is_32bit in calls to should_apply_static_reloc.
4188 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4189 (check_DATA): Add arm_abs_global.stdout.
4190 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4191 arm_abs_global.stdout): New rules.
4192 (MOSTLLYCLEANFILES): Add arm_abs_global
4193 * Makefile.in: Regenerate.
4194 * testsuite/arm_abs_global.s: New file.
4195 * testsuite/arm_abs_global.sh: Ditto.
4196 * testsuite/arm_abs_lib.s: Ditto.
4198 2010-02-11 Ian Lance Taylor <iant@google.com>
4200 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4202 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4203 Allocate_commons_task first.
4204 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4205 task, rather than symtab_lock_.
4206 (Gc_process_relocs::~Gc_process_relocs): New function.
4207 (Gc_process_relocs::is_runnable): Check this_blocker_.
4208 (Gc_process_relocs::locks): Use next_blocker_ rather than
4210 (Scan_relocs::~Scan_relocs): New function.
4211 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4213 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4215 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4216 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4217 constructor accordingly.
4218 (class Gc_process_relocs): Likewise.
4219 (class Scan_relocs): Likewise.
4220 * common.h (class Allocate_commons_task): Remove symtab_lock_
4221 field, and corresponding constructor parameter.
4222 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4224 (Allocate_commons_task::locks): Likewise.
4226 2010-02-11 Ian Lance Taylor <iant@google.com>
4228 * gold-threads.h (class Once): Define.
4229 (class Initialize_lock): Rewrite as child of Once.
4230 * gold-threads.cc (class Once_initialize): Define.
4231 (once_pointer_control): New static variable.
4232 (once_pointer, once_arg): New static variables.
4233 (c_run_once): New static function.
4234 (Once::Once, Once::run_once, Once::internal_run): New functions.
4235 (class Initialize_lock_once): Remove.
4236 (initialize_lock_control): Remove.
4237 (initialize_lock_pointer): Remove.
4238 (initialize_lock_once): Remove.
4239 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4240 (Initialize_lock::initialize): Rewrite.
4241 (Initialize_lock::do_run_once): New function.
4242 * archive.cc (Archive::interpret_header): Only clear name if it is
4244 * fileread.cc: Include "gold-threads.h"
4245 (file_counts_lock): New static variable.
4246 (file_counts_initialize_lock): Likewise.
4247 (File_read::release): Only increment counts when using --stats.
4248 Use a lock around the increment.
4249 * parameters.cc (class Set_parameters_target_once): Define.
4250 (set_parameters_target_once): New static variable.
4251 (Parameters::Parameters): Move here from parameters.h.
4252 (Parameters::set_target): Rewrite.
4253 (Parameters::set_target_once): New function.
4254 (Parameters::clear_target): Move here and rewrite.
4255 * parameters.h (class Parameters): Update declarations. Add
4256 set_parameters_target_once_ field.
4257 (Parameters::Parameters): Move to parameters.cc.
4258 (Parameters::clear_target): Likewise.
4259 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4261 (Start_group::~Start_group): New function.
4262 (Start_group::is_runnable): New function.
4263 (Start_group::locks, Start_group::run): New functions.
4264 (Finish_group::run): Change saw_undefined to size_t.
4265 * readsyms.h (class Start_group): Define.
4266 (class Finish_group): Change saw_undefined_ field to size_t.
4267 (Finish_group::Finish_group): Remove saw_undefined and
4268 this_blocker parameters. Change all callers.
4269 (Finish_group::set_saw_undefined): New function.
4270 (Finish_group::set_blocker): New function.
4271 * symtab.h (class Symbol_table): Change saw_undefined to return
4272 size_t. Change saw_undefined_ field to size_t.
4273 * target-select.cc (Set_target_once::do_run_once): New function.
4274 (Target_selector::Target_selector): Initialize set_target_once_
4275 field. Don't initialize lock_ and initialize_lock_ fields.
4276 (Target_selector::instantiate_target): Rewrite.
4277 (Target_selector::set_target): New function.
4278 * target-select.h (class Set_target_once): Define.
4279 (class Target_selector): Update declarations. Make
4280 Set_target_once a friend. Remove lock_ and initialize_lock_
4281 fields. Add set_target_once_ field.
4283 2010-02-10 Ian Lance Taylor <iant@google.com>
4285 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4287 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4288 (queue_middle_tasks): Add all blockers before queueing any tasks.
4289 (queue_final_tasks): Likewise.
4290 * token.h (Task_token::add_blockers): New function.
4291 * object.h (Input_objects::number_of_relobjs): New function.
4293 2010-02-10 Ian Lance Taylor <iant@google.com>
4295 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4296 shared, not if not position independent.
4297 * x86_64.cc (Relocate::relocate_tls): Likewise.
4298 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4299 (tls_pie_pic_test): New target.
4300 * testsuite/Makefile.in: Rebuild.
4302 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4303 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4304 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4305 * testsuite/Makefile.in: Rebuild.
4307 2010-02-09 David S. Miller <davem@davemloft.net>
4309 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4310 R_SPARC_RELATIVE using ->add_local_relative().
4311 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4313 * output.h (Output_data_dynamic::add_section_size): New method
4314 that takes two Output_data objects.
4315 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4316 entry param. Handle it in initializers.
4317 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4318 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4319 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4321 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4322 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4323 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4324 for dynrel_includes_plt.
4325 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4326 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4327 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4329 (Target_sparc::do_finalize_sections): Update to pass true for
4330 dynrel_includes_plt.
4331 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4332 output before .rela.plt
4333 (Target_powerpc::do_finalize_sections): Update to pass true for
4334 dynrel_includes_plt when 32-bit.
4336 2010-02-08 Doug Kwan <dougkwan@google.com>
4338 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4340 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4341 Arm_relobj::scan_section_for_cortex_a8_stubs,
4342 Arm_relobj::do_relocation_section): Instead of calling
4343 Output_section::output_address, use faster
4344 Arm_relobj::simple_input_section_output_address.
4346 2010-02-08 David S. Miller <davem@davemloft.net>
4348 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4349 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4350 relocation helper function.
4352 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4353 just like R_SPARC_GOT{10,13,22}.
4354 (Target_sparc::Scan::local): Likewise.
4355 (Target_sparc::Relocate:relocate): Likewise.
4357 2010-02-06 Ian Lance Taylor <iant@google.com>
4359 * configure.ac: Rewrite targetobjs duplicate removal code to use
4360 only shell constructs.
4361 * configure: Rebuild.
4363 2010-02-05 Doug Kwan <dougkwan@google.com>
4366 * arm.cc (Arm_relobj::section_is_scannable): New method.
4367 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4368 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4370 2010-02-04 Doug Kwan <dougkwan@google.com>
4373 * arm-reloc-property.cc (cstdio): Include.
4374 * configure.ac (targetobjs): Remove duplicates.
4375 * configure: Regenerate.
4376 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4377 big and little endian version for a given address size.
4379 2010-02-03 Doug Kwan <dougkwan@google.com>
4381 * arm-reloc-property.cc
4382 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4384 * arm-reloc-property.h
4385 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4386 New method definition.
4387 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4389 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4391 (GOT_PREL): Change implemented to Y.
4392 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4393 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4394 (Arm_relocate_functions::movw_abs_nc): Remove method.
4395 (Arm_relocate_functions::movt_abs): Ditto.
4396 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4397 (Arm_relocate_functions::thm_movt_abs): Ditto.
4398 (Arm_relocate_functions::movw_rel_nc): Ditto.
4399 (Arm_relocate_functions::movw_rel): Ditto.
4400 (Arm_relocate_functions::movt_rel): Ditto.
4401 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4402 (Arm_relocate_functions:thm_movw_rel): Ditto.
4403 (Arm_relocate_functions:thm_movt_rel): Ditto.
4404 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4405 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4406 New method definitions.
4407 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4408 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4409 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4410 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4411 (Target_arm::Relocate::relocate): Check for non-static or
4412 unimplemented relocation code and exit early. Change calls to
4413 Target_arm::reloc_uses_thumb_bit and
4414 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4415 instead. Refactor code to handle similar relocations to increase
4416 code sharing. Remove check for unsupported relocation code in switch
4418 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4419 relocation property table to find out size. Change error message to
4420 print out the name of a relocation code instead of the numeric value.
4421 (Target_arm::scan_reloc_for_stub): Use relocation property table
4422 instead of calling Target_arm::reloc_uses_thumb_bit().
4424 2010-02-02 Doug Kwan <dougkwan@google.com>
4426 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4427 types of relaxed input section.
4429 2010-02-02 Doug Kwan <dougkwan@google.com>
4431 * Makefile.am (HFILES): Add arm-reloc-property.h.
4433 (TARGETSOURCES): Add arm-reloc-property.cc
4434 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4435 (libgold_a_SOURCES): $(DEFFILES)
4436 * Makefile.in: Regenerate.
4437 * arm-reloc-property.cc: New file.
4438 * arm-reloc-property.h: New file.
4439 * arm-reloc.def: New file.
4440 * arm.cc: Update comments.
4441 (arm-reloc-property.h): New included header.
4442 (arm_reloc_property_table): New global variable.
4443 (Target_arm::do_select_as_default_target): New method definition.
4444 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4445 arm-reloc-property to targ_extra_obj.
4446 * parameters.cc (set_parameters_target): Call
4447 Target::select_as_default_target().
4448 * target.h (Target::select_as_default_target): New method definition.
4449 (Target::do_select_as_default_target): Same.
4451 2010-02-01 Doug Kwan <dougkwan@google.com>
4453 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4454 first_output_text_section_.
4455 (Arm_exidx_fixup::first_output_text_section): New method definition.
4456 (Arm_exidx_fixup::first_output_text_section_): New data member.
4457 (Arm_exidx_fixup::process_exidx_section): Record the first text
4458 output section seen.
4459 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4460 and entsize in output section header.
4462 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4464 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4465 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4466 (Arm_relocate_functions::thm_alu11): New Method.
4467 (Arm_relocate_functions::thm_pc8): New Method.
4468 (Arm_relocate_functions::thm_pc12): New Method.
4469 (Target_arm::Scan::local): Handle the relocations.
4470 (Target_arm::Scan::global): Likewise.
4471 (Target_arm::Relocate::relocate): Likewise.
4472 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4474 2010-01-29 Doug Kwan <dougkwan@google.com>
4476 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4477 of relocation types as ld.
4479 2010-01-29 Doug Kwan <dougkwan@google.com>
4481 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4483 (Arm_relocate_functions::thumb_branch_common): Ditto.
4484 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4485 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4486 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4487 Arm_relocate_functions::jump24): Remove.
4488 (Target_arm::Relocate::relocate): Adjust code to call
4489 Arm_relocation_functions::arm_branch_common and
4490 Arm_relocation_functions::thumb_branch_common instead of their removed
4491 wrappers. Merge switch-cases together to reduce source code size.
4493 2010-01-29 Doug Kwan <dougkwan@google.com>
4495 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4496 output_local_symbol_count_needs_update_.
4497 (Arm_relobj::output_local_symbol_count_needs_update,
4498 Arm_relobj::set_output_local_symbol_count_needs_update,
4499 Arm_relobj::update_output_local_symbol_count): New methods.
4500 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4502 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4503 of pointed function as in a R_ARM_PREL31 relocation.
4504 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4505 for output local symbol count updating.
4506 (Target_arm::do_relax): Update output local symbol counts in objects
4508 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4510 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4512 * arm.cc: Added support for the ARM relocations:
4513 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4514 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4515 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4517 (Arm_relocate_functions::movw_rel): New method.
4518 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4519 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4521 (Arm_relocate_functions::thm_movw_rel): New method.
4522 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4524 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4526 (Target_arm::Scan::global): Likewise.
4527 (Target_arm::Relocate::relocate): Likewise.
4528 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4531 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4533 * arm.cc: Added support for ARM group relocations.
4534 (Target_arm::reloc_needs_sym_origin): New method.
4535 (Arm_relocate_functions::calc_grp_kn): New method.
4536 (Arm_relocate_functions::calc_grp_residual): New method.
4537 (Arm_relocate_functions::calc_grp_gn): New method.
4538 (Arm_relocate_functions::arm_grp_alu): New Method.
4539 (Arm_relocate_functions::arm_grp_ldr): New Method.
4540 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4541 (Arm_relocate_functions::arm_grp_ldc): New Method.
4542 (Target_arm::Scan::local): Handle the ARM group relocations.
4543 (Target_arm::Scan::global): Likewise.
4544 (Target_arm::Relocate::relocate): Likewise.
4545 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4548 2010-01-26 Doug Kwan <dougkwan@google.com>
4550 * arm.cc (set): Include.
4551 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4553 (Arm_output_section::Text_section_list): New type.
4554 (Arm_output_section::append_text_sections_to_list): New method.
4555 (Arm_output_section::fix_exidx_coverage): Ditto.
4556 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4557 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4558 Relobj::set_section_offset() instead of
4559 Sized_relobj::invalidate_section_offset().
4560 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4561 parameter for section headers. Ignore relocation sections for
4562 unallocated sections and EXIDX sections.
4563 (Target_arm::fix_exidx_coverage): New method.
4564 (Target_arm::output_section_address_less_than): New type.
4565 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4566 linked text section instead of the EXIDX section.
4567 (Arm_output_section::create_stub_group): Add an assertion to check
4568 that this is not an EXIDX output section.
4569 (Arm_output_section::append_text_sections_to_list): New method.
4570 (Arm_output_section::fix_exidx_coverage): Ditto.
4571 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4572 Arm_relobj::section_needs_reloc_stub_scanning.
4573 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4575 (Target_arm::fix_exidx_coverage): New method.
4576 * object.h (Relobj::set_output_section): New method.
4577 (Sized_relobj::invalidate_section_offset): Remove method.
4578 (Sized_relobj::do_invalidate_section_offset): Remove method.
4579 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4581 2010-01-25 Doug Kwan <dougkwan@google.com>
4583 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4584 Fix warning due to signed and unsigned comparison on a 32-bit host.
4586 2010-01-22 Doug Kwan <dougkwan@google.com>
4588 * arm.cc (Target_arm::do_relax): Record an output section for section
4589 offset adjustment it contains any stub table that has changed.
4590 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4591 offsets in an output section if necessary.
4592 * output.cc (Output_section::Output_section): Initialize
4593 section_offsets_need_adjustments_.
4594 (Output_section::add_input_section_for_script): Renamed to
4595 Output_section::add_simple_input_section.
4596 (Output_section::save_states): Add a comment.
4597 (Output_section::discard_states): New method defintion.
4598 (Output_section::adjust_section_offsets): Same.
4599 * output.h (Output_section::add_input_section_for_script): Renamed to
4600 Output_section::add_simple_input_section.
4601 (Output_section::discard_states): New method declaration.
4602 (Output_section::adjust_section_offsets): Same.
4603 (Output_section::section_offsets_need_adjustment,
4604 Output_section::set_section_offsets_need_adjustment): New method
4606 (Output_section::section_offsets_need_adjustment_): New data member.
4607 * script-sections.cc
4608 (Output_section_element_input::set_section_address): Adjust code for
4609 renaming of Output_section::add_input_section_for_script.
4610 (Orphan_output_section::set_section_address): Same.
4612 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4614 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4615 Fix_v4bx enum values .
4616 * gold/options.h (General_options): New option definitions.
4617 (General_options::fix_v4bx): New method.
4618 (General_options::Fix_v4bx): New enum.
4619 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4620 (General_options::parse_fix_v4bx_interworking): New method.
4622 2010-01-22 Doug Kwan <dougkwan@google.com>
4624 * arm.cc (Arm_exidx_fixup): New class.
4626 2010-01-21 Doug Kwan <dougkwan@google.com>
4628 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4630 (Arm_exidx_section_offset_map): New type.
4632 2010-01-21 Doug Kwan <dougkwan@google.com>
4634 * arm.cc (Arm_exidx_input_section): New class.
4635 (Arm_relobj::exidx_input_section_by_link,
4636 Arm_relobj::exidx_input_section_by_shndx,
4637 Arm_relobj::make_exidx_input_section): New methods.
4638 (read_arm_attributes_section): Remove.
4639 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4640 information about them.
4641 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4644 2010-01-20 Doug Kwan <dougkwan@google.com>
4646 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4647 Input_section_specifier to Section_id.
4648 (Target_arm::new_arm_input_section: Adjust code for change of key
4650 (Target_arm::find_arm_input_section): Ditto.
4651 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4652 (Section_id): Remove.
4653 (Garbage_collection::Section_id_hash): Remove.
4654 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4655 (Section_id): Remove.
4656 (Icf::Section_id_hash): Remove.
4657 * object.h (Section_id, Const_section_id, Section_id_hash,
4658 Const_section_id_hash): New type definitions.
4659 * output.cc (Output_section::add_relaxed_input_section): Change to
4660 use Const_section_id instead of Input_section_specifier as key type.
4661 (Output_section::add_merge_input_section): Ditto.
4662 (Output_section::build_relaxation_map): Change to use Section_id
4663 instead of Input_section_specifier as key type.
4664 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4666 (Output_section::convert_input_sections_to_relaxed_sections): Change
4667 to use Const_section_id instead of Input_section_specifier as key type.
4668 (Output_section::find_merge_section): Ditto.
4669 (Output_section::find_relaxed_input_section): Ditto.
4670 * output.h (Input_section_specifier): Remove class.
4671 (Output_section::Output_section_data_by_input_section_map): Change
4672 key type to Const_section_id.
4673 (Output_section::Output_relaxed_input_section_by_input_section_map):
4675 (Output_section::Relaxation_map): Change key type to Section_id.
4677 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4679 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4680 (class Arm_v4bx_stub): New class.
4681 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4682 (Stub_factory::make_arm_v4bx_stub): New method.
4683 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4684 (Stub_table::empty): Handle v4bx stubs.
4685 (Stub_table::add_arm_v4bx_stub): New method.
4686 (Stub_table::find_arm_v4bx_stub): New method.
4687 (Arm_relocate_functions::v4bx): New method.
4688 (Target_arm::fix_v4bx): New method.
4689 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4690 (Stub_table::relocate_stubs): Likewise.
4691 (Stub_table::do_write): Likewise.
4692 (Stub_table::update_data_size_and_addralign): Likewise.
4693 (Stub_table::finalize_stubs): Likewise.
4694 (Target_arm::Scan::local): Likewise.
4695 (Target_arm::Scan::global): Likewise.
4696 (Target_arm::do_finalize_sections): Likewise.
4697 (Target_arm::Relocate::relocate): Likewise.
4698 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4700 (Target_arm::scan_reloc_for_stub): Likewise.
4701 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4703 2010-01-19 Ian Lance Taylor <iant@google.com>
4705 * output.cc (Output_section_headers::do_sized_write): Write large
4706 segment count to sh_info field.
4707 (Output_file_header::do_sized_write): For large segment count,
4708 write PN_XNUM to e_phnum field.
4710 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4712 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4713 (Arm_relocate_functions::thm_jump8): New function.
4714 (Arm_relocate_functions::thm_jump11): New function.
4715 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4717 (Target_arm::Scan::global): Likewise.
4718 (Target_arm::Relocate::relocate): Likewise.
4719 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4722 2010-01-14 Doug Kwan <dougkwan@google.com>
4724 * arm.cc (map, utility): Include headers.
4725 (Target_arm::apply_cortex_a8_workaround): New method.
4726 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4727 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4728 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4729 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4730 the --[no-]fix-cortex-a8 command line options.
4731 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4732 (Target_arm::relocate_stub): Use addend in instruction template.
4733 * options.h (DEFINE_bool): Set the user-set flag.
4734 (General_options): Add --[no-]-fix-cortex options.
4735 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4736 : Update fast look-up map after conversion.
4738 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4740 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4741 in the first pass of do_layout.
4743 2010-01-13 Doug Kwan <dougkwan@google.com>
4745 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4746 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4747 apparent compiler problem of not folding static constant integral
4748 data members of elfcpp::Elf_sizes<32>.
4750 2010-01-13 Doug Kwan <dougkwan@google.com>
4752 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4753 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4754 Arm_relobj::scan_section_for_cortex_a8_erratum,
4755 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4756 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4757 sections to scan for relocation stubs into a new method
4758 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4759 relocation and Cortex-A8 stub scanning.
4760 (Target_arm::do_relax): Force stubs to be after stubbed sections
4761 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4762 the beginning of a new relaxation pass. Update a comment.
4763 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4765 2010-01-12 Ian Lance Taylor <iant@google.com>
4767 * target-reloc.h (visibility_error): New inline function.
4768 (relocate_section): Call visibility_error.
4769 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4770 (MOSTLYCLEANFILES): Likewise.
4771 (protected_4_pic.o, protected_3.err): New targets.
4772 * testsuite/protected_4.cc: New file.
4774 2010-01-12 Doug Kwan <dougkwan@google.com>
4776 * arm.cc (Cortex_a8_reloc): New class.
4777 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4778 and cortex_a8_relocs_info_.
4779 (Target_arm::fix_cortex_a8): New method definition.
4780 (Target_arm::Cortex_a8_relocs_info): New type.
4781 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4782 New data member declarations.
4783 (Target_arm::scan_reloc_for_stub): Record information about
4784 relocations for THUMB branches that might be exempted from the
4785 Cortex-A8 workaround.
4786 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4787 at the beginning of a relaxation pass.
4789 2010-01-12 Doug Kwan <dougkwan@google.com>
4791 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4792 (Arm_relobj::Mapping_symbol_position,
4793 Arm_reloj::Mapping_symbol_position_less,
4794 Arm_relobj::Mapping_symbols_info): New types.
4795 (Target_arm::is_mapping_symbol_name): New method definition.
4796 (Arm_relobj::do_count_local_symbols): Save information about mapping
4799 2010-01-11 Doug Kwan <dougkwan@google.com>
4801 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4802 Arm_relocate_functions::thumb32_branch_upper,
4803 Arm_relocate_functions::thumb32_branch_lower,
4804 Arm_relocate_functions::thumb32_cond_branch_offset,
4805 Arm_relocate_functions::thumb32_cond_branch_upper,
4806 Arm_relocate_functions::thumb32_cond_branch_lower,
4807 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4808 branch offset encoding.
4809 (Arm_relocate_functions::thumb_branch_common): Use new branch
4810 offset encoding methods to avoid code duplication.
4811 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4812 (Stub_addend_reader::operator()): Use new branch encoding method
4813 to avoid code duplication.
4815 2010-01-11 Doug Kwan <dougkwan@google.com>
4817 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4818 (Target_arm::do_finalize_sections): Define special EXIDX section
4819 symbols only if referenced.
4820 * gc.h (Garbage_collection::add_reference): New method.
4821 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4824 2010-01-11 Ian Lance Taylor <iant@google.com>
4826 * script.cc (Version_script_info::build_expression_list_lookup):
4827 Change complaing about duplicate wildcard match from error to
4830 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4832 (Version_script_info::Version_script_info): Initialize globs_,
4833 default_version_, default_is_global_, and exact_. Don't
4834 initialize globals_ or locals_.
4835 (Version_script_info::build_lookup_tables): Build local symbols
4837 (Version_script_info::unquote): New function.
4838 (Version_script_info::add_exact_match): New function.
4839 (Version_script_info::build_expression_list_lookup): Remove lookup
4840 parameter. Add is_global parameter. Change all callers. Handle
4841 wildcard pattern specially. Unquote pattern. Call
4843 (Version_script_info::get_name_to_match): New function.
4844 (Version_script_info::get_symbol_version): New function.
4845 (Version_script_info::get_symbol_version_helper): Remove.
4846 (Version_script_info::check_unmatched_names): Call unquote.
4847 * script.h (class Version_script_info): Change get_symbol_version
4848 to be non-inline and add is_global parameter; change all callers.
4849 Rewrite symbol_is_local. Update declarations. Define struct
4850 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4851 Remove globals_ and locals_ members. Add exact_, globs_,
4852 default_version_, is_global_.
4853 (Version_script_info::Glob): Remove pattern, add expression and
4854 is_global. Update constructor. Change all callers.
4855 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4857 (Versions::symbol_section_contents): If a symbol is undefined, or
4858 defined in a dynamic object, set the version index to
4860 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4862 (Symbol_table::add_from_pluginobj): Likewise.
4863 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4865 2010-01-11 Doug Kwan <dougkwan@google.com>
4867 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4868 (incremental_dump_LDADD): Add linking option for libintl.
4869 * Makefile.in: Regenerate.
4871 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4874 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4876 * testsuite/Makefile.in: Regenerated.
4878 2010-01-10 Doug Kwan <dougkwan@google.com>
4880 * options.h (DEFINE_var): Use parentheses around argument varname__
4881 in macro body to avoid any unintended subsequent substitutions.
4883 2010-01-10 Ian Lance Taylor <iant@google.com>
4885 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4886 candidates before doing symbol resolution.
4888 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4889 ODR candidates if only one is weak.
4891 2010-01-08 Ian Lance Taylor <iant@google.com>
4893 * script.cc (Version_script_info::build_expression_list_lookup):
4894 Don't warn about ambiguous version, just record the ambiguity.
4895 (Version_script_info::get_symbol_version_helper): Give error if
4896 version is ambiguous.
4898 2010-01-08 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4901 prev_data_size_ and prev_addralign_. Remove initializer for
4902 deleted data member has_been_changed_.
4903 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4904 to determine if the table is empty.
4905 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4907 (Stub_table::add_reloc_stub): Define method in class definition
4908 instead of just declaring it there.
4909 (Stub_table::add_cortex_a8_stub): New method definition.
4910 (Stub_table::update_data_size_and_addralign): Ditto.
4911 (Stub_table::finalize_stubs): Ditto.
4912 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4913 (Stub_table::do_addralign_): Return address alignment in the
4914 (Stub_table::do_reset_address_and_file_offset): Define method in
4915 class definition instead of declaring it there. Set current data
4916 size to be the data size of the previous pass.
4917 (Stub_table::set_final_data_size): Use current data size as the
4919 (Stub_table::relocate_stub): Change parameter type of stub from
4920 Reloc_stub pointer to Stub pointer.
4921 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4922 (Stub_table::Cortex_a8_stub_list): New typedef.
4923 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4924 Stub_table::prev_addralign_): New data member.
4925 (Arm_relobj::Arm_relobj): Initialize data member
4926 section_has_cortex_a8_workaround_.
4927 (Arm_relobj::section_has_cortex_a8_workaround,
4928 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4930 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4932 (Target_arm::relocate_stub): Change parameter type of stub from
4933 Reloc_stub pointer to Stub pointer.
4934 (Insn_template::size, Insn_template::alignment): Handle
4935 THUMB16_SPECIAL_TYPE.
4936 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4937 Stub_table::update_data_size_and_addralign,
4938 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4940 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4941 (Stub_table::do_write): Ditto.
4942 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4944 2010-01-08 Ian Lance Taylor <iant@google.com>
4947 * symtab.h (class Symbol): Remove fields is_target_special_ and
4948 has_plt_offset_. Add field is_defined_in_discarded_section_.
4949 (Symbol::is_defined_in_discarded_section): New function.
4950 (Symbol::set_is_defined_in_discarded_section): New function.
4951 (Symbol::has_plt_offset): Rewrite.
4952 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4953 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4954 Don't initialize is_target_special_ or has_plt_offset_.
4955 Initialize is_defined_in_discarded_section_.
4956 (Symbol_table::add_from_relobj): If appropriate, set
4957 is_defined_in_discarded_section.
4958 * resolve.cc (Symbol::override_base_with_special): Don't test
4959 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4960 * target-reloc.h (relocate_section): Do special handling for
4961 symbols defined in discarded sections for global symbols as well
4964 2010-01-08 Ian Lance Taylor <iant@google.com>
4966 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4967 the SHT_SYMTAB case.
4969 2010-01-08 Ian Lance Taylor <iant@google.com>
4971 * object.cc (Sized_relobj::do_layout): Don't get confused if
4972 layout_eh_frame returns NULL.
4974 2010-01-08 Ian Lance Taylor <iant@google.com>
4977 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4978 dynamic symbol table, use the normal symbol table.
4979 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4982 2010-01-08 Ian Lance Taylor <iant@google.com>
4985 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4988 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4990 * version.cc (print_version): Change to "Copyright 2010".
4992 2010-01-08 Ian Lance Taylor <iant@google.com>
4996 * i386.cc (class Target_i386): Change return type of plt_section
4998 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4999 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5000 tls_desc_rel_ field.
5001 (Output_data_plt_i386::rel_tls_desc): New function.
5002 (Target_i386::rel_tls_desc_section): New function.
5003 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5004 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5005 R_386_TLS_DESC reloc in rel_tls_desc_section.
5006 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5007 Define struct Tlsdesc_info.
5008 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5009 (Target_x86_64::do_reloc_symbol_index): New function.
5010 (Target_x86_64::add_tlsdesc_info): New function.
5011 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5012 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5014 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5016 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5017 (Target_x86_64::rela_tlsdesc_section): New function.
5018 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5020 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5021 (Target_x86_64::do_reloc_addend): New function.
5022 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5023 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5024 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5025 (Output_reloc::type): New function.
5026 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5027 (Output_reloc::is_target_specific): New function.
5028 (Output_reloc::target_arg): New function.
5029 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5030 absolute relocs and target specific relocs.
5031 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5032 add_target_specific.
5033 (class Output_data_reloc) [SHT_RELA]: Likewise.
5034 * output.cc (Output_reloc::Output_reloc): Add four new versions
5035 for absolute relocs and target specific relocs.
5036 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5037 (Output_reloc::get_symbol_index): Likewise.
5038 (Output_reloc::local_section_offset): Check that local_sym_index_
5039 is not TARGET_CODE or 0.
5040 (Output_reloc::symbol_value): Likewise.
5041 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5043 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5044 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5046 * layout.cc (add_target_dynamic_tags): Use output section for
5047 DT_PLTRELSZ and DT_JMPREL.
5049 2010-01-07 Ian Lance Taylor <iant@google.com>
5052 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5054 (class Output_data_reloc_generic): Define.
5055 (class Output_data_reloc_base): Change base class to
5056 Output_data_reloc_generic. Change add() method to call
5057 bump_relative_reloc_count for a relative reloc. Remove
5059 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5061 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5062 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5064 * layout.h (class Layout): Update declaration.
5066 2010-01-07 Ian Lance Taylor <iant@google.com>
5068 * output.h (class Output_data): Add const version of
5069 output_section and do_output_section.
5070 (class Output_section_data): Add const version of
5072 (class Output_section): Likewise.
5073 * layout.cc (Layout::add_target_dynamic_tags): New function.
5074 * layout.h (class Layout): Update declarations.
5075 * arm.cc (Target_arm::do_finalize_sections): Use
5076 add_target_dynamic_tags.
5077 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5078 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5079 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5080 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5082 2010-01-07 Ian Lance Taylor <iant@google.com>
5085 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5088 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5089 Ian Lance Taylor <iant@google.com>
5092 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5093 Xindex::read_symtab_xindex.
5095 2010-01-07 Doug Kwan <dougkwan@google.com>
5097 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5098 (Insn_template::thumb16_bcond_insn): New method declaration.
5099 (Insn_template): Fix spelling.
5100 (Stub::thumb16_special): New method declaration.
5101 (Stub::do_write): Define virtual method which was previously pure
5103 (Stub::do_thumb16_special): New method declaration.
5104 (Stub::do_fixed_endian_write): New template member.
5105 (Reloc_stub::do_write): Remove.
5106 (Reloc_stub::do_fixed_endian_write): Remove.
5107 (Cortex_a8_stub): New class definition.
5108 (Stub_factory::make_cortex_a8_stub): New method definition.
5109 (Stub_factory::Stub_factory): Add missing static storage class
5110 qualifier for elf32_arm_stub_a8_veneer_blx.
5112 2010-01-07 Ian Lance Taylor <iant@google.com>
5115 * options.h (class General_options): Add --warn-unresolved-symbols
5116 and --error-unresolved-symbols.
5117 * errors.cc (Errors::undefined_symbol): Implement
5118 --warn-unresolved-symbols.
5120 * options.h (class General_options): Add -z text and -z textoff.
5121 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5123 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5125 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5126 (Garbage_collection::cident_sections): New function.
5127 (Garbage_collection::add_cident_section): New function.
5128 (Garbage_collection::cident_sections_): New member.
5129 (gc_process_relocs): Add references to sections whose names are C
5131 * gold.h (cident_section_start_prefix): New constant.
5132 (cident_section_stop_prefix): New constant.
5133 (is_cident): New function.
5134 * layout.cc (Layout::define_section_symbols): Replace string constants
5135 with the newly defined constants.
5136 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5138 * testsuite/Makefile.am: Add gc_orphan_section_test.
5139 * testsuite/Makefile.in: Regenerate.
5140 * testsuite/gc_orphan_section_test.cc: New file.
5141 * testsuite/gc_orphan_section_test.sh: New file.
5143 2010-01-06 Ian Lance Taylor <iant@google.com>
5146 * options.h (class General_options): Add --warn-shared-textrel.
5147 * layout.cc (Layout::finish_dynamic_section): Implement
5148 --warn-shared-textrel.
5151 * options.h (class General_options): Add --warn-multiple-gp.
5153 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5155 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5156 $(THREADSLIB) and $(LIBDL).
5157 * Makefile.in: Rebuild.
5159 2010-01-06 Ian Lance Taylor <iant@google.com>
5162 * options.cc (General_options::parse_section_start): New function.
5163 (General_options::section_start): New function.
5164 (General_options::General_options): Initialize all members.
5165 * options.h: Include <map>
5166 (class General_options): Add --section-start. Add section_starts_
5168 * layout.cc (Layout::attach_allocated_section_to_segment): If
5169 --section-start was used, set the address of the segment. Remove
5170 local sort_sections.
5171 (Layout::relaxation_loop_body): If the address of the load segment
5172 has been set by --section-start, don't use it.
5173 * output.h (Output_segment::update_flags_for_output_section): New
5175 * output.cc (Output_segment::add_output_section): Call
5176 update_flags_for_output_section.
5178 2010-01-05 Ian Lance Taylor <iant@google.com>
5181 * options.h (class General_options): Add --undefined-version.
5182 * script.cc (struct Version_expression): Add was_matched_by_symbol
5184 (Version_script_info::matched_symbol): New function.
5185 (Version_script_info::get_symbol_version_helper): Call
5187 (Version_script_info::check_unmatched_names): New function.
5188 * script.h (class Version_script_info): Update declarations.
5189 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5191 * options.h (class General_options): Use DEFINE_bool_alias for
5192 allow_multiple_definition.
5193 * resolve.cc (Symbol_table::should_override): Don't test
5194 allow_multiple_definition.
5197 * options.h (class General_options): Add --cref.
5198 * main.cc (main): Print cref table if --cref. Don't close mapfile
5199 until after printing cref table.
5200 * cref.cc: Include "symtab.h".
5201 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5202 (Cref_table_compare::operator()): New function.
5203 (Cref_inputs::gather_cref): New function.
5204 (filecol): New static const.
5205 (Cref_inputs::print_cref): New function.
5206 (Cref::print_cref): New function.
5207 * cref.h: Include <cstdio>.
5208 (class Cref): Update declarations.
5209 * mapfile.h (Mapfile::file): New function.
5210 * object.h (class Object): Define Symbols. Declare virtual
5211 do_get_global_symbols.
5212 (Object::get_global_symbols): New function.
5213 * object.cc (Input_objects::add_object): Pass object to cref_ if
5215 (Input_objects::archive_start): Likewise.
5216 (Input_objects::archive_stop): Likewise.
5217 (Input_objects::print_cref): New function.
5218 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5219 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5221 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5223 * plugin.h (class Sized_pluginobj): Update declarations.
5225 2010-01-05 Ian Lance Taylor <iant@google.com>
5227 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5228 to is_default_version. Rename insdef to insdefault.
5229 (Symbol_table::add_from_relobj): Rename def to is_default_version
5230 and local to is_forced_local.
5231 (Symbol_table::add_from_pluginobj): Likewise.
5232 (Symbol_table::add_from_dynobj): Likewise.
5233 (Symbol_table::define_special_symbol): Rename insdef to
5236 2010-01-04 Ian Lance Taylor <iant@google.com>
5239 * options.h (class General_options): Add
5240 --allow-multiple-definition and -z muldefs.
5241 * resolve.cc (Symbol_table::should_override): Don't warn about a
5242 multiple symbol definition if --allow-multiple-definition or -z
5246 * options.h (class General_options): Add --add-needed and
5247 --copy-dt-needed-entries. Tweak --as-needed help entry.
5248 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5249 error if --copy-dt-needed-entries aka --add-needed is used and
5250 would cause a change in behaviour.
5253 * options.h (class General_options): Add -G as a short version of
5254 --shared. Add no-op options -assert, -g, and -i.
5256 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5258 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5259 check for .text or .gnu.linkonce.t sections.
5260 * icf.cc (Icf::find_identical_sections): Ditto.
5261 Change the detection for mangled function name within the section
5263 * icf.h (is_section_foldable_candidate): New function.
5265 2009-12-30 Ian Lance Taylor <iant@google.com>
5268 * options.h (class General_options): Permit two dashes with
5269 --retain-symbols-file.
5271 2009-12-30 Ian Lance Taylor <iant@google.com>
5274 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5275 don't put the file header and segment headers in the text
5279 * common.cc (Sort_commons::operator()): Stabilize sort when both
5281 (Symbol_table::do_allocate_commons_list): When allocating common
5282 symbols, skip a symbol which is no longer common.
5283 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5284 an object before checking its type.
5285 * testsuite/common_test_2.c: New file.
5286 * testsuite/common_test_3.c: New file.
5287 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5288 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5289 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5290 (common_test_2_pic.o, common_test_2.so): New targets.
5291 (common_test_3_pic.o, common_test_3.so): New targets.
5292 * testsuite/Makefile.in: Rebuild.
5295 * script.cc (read_input_script): If we see a new SECTIONS clause,
5296 and we have added an input section, give an error.
5297 * layout.h (class Layout): Add have_added_input_section function.
5298 Add have_added_input_section_ field.
5299 * layout.cc (Layout::Layout): Initialize
5300 have_added_input_section_.
5301 (Layout::layout): Set have_added_input_section_.
5302 (Layout::layout_eh_frame): Likewise.
5304 2009-12-30 Ian Lance Taylor <iant@google.com>
5307 * options.h (class General_options): Add --sort-common option.
5308 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5309 * common.cc (Sort_common): Add sort_order parameter to
5310 constructor. Add sort_order_ field.
5311 (Sort_commons::operator): Check sort_order_.
5312 (Symbol_table::allocate_commons): Determine the sort order.
5313 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5315 (Symbol_table::do_allocate_commons_list): Likewise.
5317 2009-12-30 Ian Lance Taylor <iant@google.com>
5320 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5321 symbols from this object, don't change the visibility of an
5323 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5325 2009-12-30 Ian Lance Taylor <iant@google.com>
5328 * script.h (class Version_script_info): Define Language enum.
5329 Update declarations. Define Glob, Exact, and Lookup types. Add
5330 new fields globals_, locals_, and is_finalized_.
5331 * script.cc: Various formatting fixes.
5332 (class Parser_closure): Change language_stack_ from a vector of
5333 std::string to one of Version_script_info::Language. Adjust all
5335 (class Lazy_demangler): Remove.
5336 (struct Version_expression): Change language from std::string to
5337 Version_script_info::Language.
5338 (Version_script_info::Version_script_info): New function.
5339 (Version_script_info::~Version_script_info): Don't call clear.
5340 (Version_script_info::finalize): New function.
5341 (Version_script_info::build_lookup_tables): New function.
5342 (Version_script_info::build_expression_list_lookup): New
5344 (Version_script_info::get_symbol_version_helper): Rewrite to use
5346 (Version_script_info::print_expression_list): Adjust to use
5347 Version_script_info::Language.
5348 (script_push_lex_into_version_mode): Check that the version script
5349 has not been finalized.
5350 (version_script_push_lang): Change language string to
5351 Version_script_info::Language.
5352 * options.cc (Command_line::version_script): New function.
5353 * options.h (class General_options): Add finalize_dynamic_list
5354 function. Change version_script from declaration to definition.
5355 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5356 * testsuite/version_script.map: Remove duplicate def of foo.
5357 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5359 * testsuite/Makefile.in: Rebuild.
5361 2009-12-30 Ian Lance Taylor <iant@google.com>
5364 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5365 if the input symbol index is 0, make the output symbol index 0.
5367 2009-12-30 Ian Lance Taylor <iant@google.com>
5370 * options.h (class General_options): Add -x/--discard-all.
5371 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5372 --discard-all. If the local symbol needs a dynamic entry, check
5373 that before handling --discard-locals.
5375 2009-12-30 Ian Lance Taylor <iant@google.com>
5378 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5380 (Output_segment::add_output_section): Don't change the flags if
5384 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5385 GNU hash table if they need a dynamic value. Otherwise, don't add
5386 them if they are defined in a dynamic object or are forced local.
5388 2009-12-29 Ian Lance Taylor <iant@google.com>
5391 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5392 .gnu.hash table for a 32-bit target.
5395 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5396 regular and a dynamic object only needs a dynamic symbol table
5397 entry if it is externally visible.
5400 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5401 constructor. Add global_offset_table_ field.
5402 (Target_i386::got_section): Set global_offset_table_.
5403 (Target_i386::do_finalize_sections): Set global_offset_table_
5405 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5406 in constructor. Add global_offset_table_ field.
5407 (Target_x86_64::got_section): Set global_offset_table_.
5408 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5411 * layout.cc (Layout::Layout): Initialize increase_relro_.
5412 (Layout::get_output_section): Add is_relro, is_last_relro, and
5413 is_first_non_relro parameters. Change all callers.
5414 (Layout::choose_output_section): Likewise.
5415 (Layout::add_output_section_data): Likewise.
5416 (Layout::make_output_section): Likewise.
5417 (Layout::set_segment_offsets): Clear increase_relro when using a
5419 * layout.h (class Layout): Add increase_relro method. Add
5420 increase_relro_ field. Update declarations.
5421 * output.cc (Output_section::Output_section): Initialize
5422 is_last_relro_ and is_first_non_relro_.
5423 (Output_segment::add_output_section): Group relro sections is
5424 do_sort is true. Handle is_last_relro and is_first_non_relro.
5425 (Output_segment::maximum_alignment): Remove relro handling.
5426 (Output_segment::set_section_addresses): Add increase_relro
5427 parameter. Change all callers. Add initial alignment to align
5428 relro sections on separate page. Remove old relro handling.
5429 (Output_segment::set_section_list_addresses): Remove in_relro
5430 parameter. Change all callers.
5431 (Output_segment::set_offset): Add increase parameter. Change all
5432 callers. Remove old relro handling.
5433 * output.h (class Output_section): Add new methods: is_last_relro,
5434 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5435 Add is_last_relro_ and is_first_non_relro_ fields.
5436 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5437 Create separate .got.plt section. Call increase_relro.
5438 * x86_64.cc (Target_x86_64::got_section): Likewise.
5439 * testsuite/relro_script_test.t: Add .got.plt.
5442 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5443 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5444 (Layout::finalize): Call set_dynamic_symbol_size.
5445 (Layout::set_dynamic_symbol_size): New function.
5446 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5447 set_dynamic_symbol_size.
5450 * output.h (class Output_section): Add is_entsize_zero_ field.
5451 * output.cc (Output_section::Output_section): Initialize
5453 (Output_section::set_entsize): If two different entsizes are
5454 requested, force it to zero.
5455 (Output_section::add_input_section): Set flags for .debug_str
5456 before updating section flags. Set entsize.
5457 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5458 and SHF_STRING if all input sections have those flags.
5460 2009-12-29 Rafael Espindola <espindola@google.com>
5462 * main.cc (main): Fix the sys time reporting.
5463 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5466 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5468 * options.cc (General_options::parse_version): Allow -v to exit
5469 without an error if there is nothing to link.
5471 2009-12-29 Ian Lance Taylor <iant@google.com>
5473 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5474 using a version of gcc before 4.1.
5475 * configure: Rebuild.
5477 2009-12-28 Chris Demetriou <cgd@google.com>
5479 * attributes.cc (Output_attributes_section_data::do_write): Use
5480 std::vector::front rather than std::vector::data.
5482 2009-12-28 Ian Lance Taylor <iant@google.com>
5484 * symtab.h (class Symbol_table): Add enum Defined.
5485 * resolve.cc (Symbol_table::should_override): Add defined
5486 parameter. Change all callers. Test whether object is NULL
5487 before calling a method on it.
5488 (Symbol_table::report_resolve_problem): Add defined parameter.
5490 (Symbol_table::should_override_with_special): Likewise.
5491 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5492 parameter. Change all callers.
5493 (Symbol_table::do_define_in_output_data): Likewise.
5494 (Symbol_table::define_in_output_segment): Likewise.
5495 (Symbol_table::do_define_in_output_segment): Likewise.
5496 (Symbol_table::define_as_constant): Likewise.
5497 (Symbol_table::do_define_as_constant): Likewise.
5498 * script.h (class Symbol_assignment): Add is_defsym parameter to
5499 constructor; change all callers.
5500 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5501 parameter. Change all callers. Add is_defsym_ field.
5502 (class Parser_closure): Add parsing_defsym parameter to
5503 constructor; change all callers. Add parsing_defsym accessor
5504 function. Add parsing_defsym_ field.
5506 2009-12-28 Ian Lance Taylor <iant@google.com>
5508 * gold.cc (queue_middle_tasks): Fix formatting.
5509 * object.cc (Relobj::is_section_name_included): Likewise.
5511 2009-12-23 Ian Lance Taylor <iant@google.com>
5513 * i386.cc (Target_i386::do_calls_non_split): Recognize
5514 -fsplit-stack prologue for a function with a static chain.
5515 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5516 -fsplit-stack prologue when using %r11.
5518 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5520 * options.cc (General_options::parse_version): Make -v continue and do
5521 the link like GNU ld does.
5523 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5525 * Makefile.am (CCFILES): Add timer.cc.
5526 (HFILES): Add timer.h.
5527 * configure.ac: Check for sysconf and times.
5528 * main.cc: include timer.h.
5529 (main): Use Timer instead of get_run_time.
5532 * workqueue.cc: include timer.h.
5533 (Workqueue::find_and_run_task):
5534 Report user, sys and wall time.
5535 * Makefile.in: Regenerate.
5536 * config.in: Regenerate.
5537 * configure: Regenerate.
5539 2009-12-16 Doug Kwan <dougkwan@google.com>
5541 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5543 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5544 relaxed input sections.
5545 * output.cc (Output_section::find_relaxed_input_section): Change
5546 return type to Output_relaxed_input_section pointer. Adjust code
5547 for new type of relaxed_input_section_map_.
5548 * output.h (Output_section::find_relaxed_input_section): Change
5549 return type to Output_relaxed_input_section pointer.
5550 (Output_section::Output_relaxed_input_section_by_input_section_map):
5552 (Output_section::relaxed_input_section_map_): Change type to
5553 Output_section::Output_relaxed_input_section_by_input_section_map.
5554 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5557 2009-12-15 Ian Lance Taylor <iant@google.com>
5559 * layout.cc (Layout::create_shstrtab): Only write out after input
5560 sections if we are compressing debug sections.
5562 2009-12-15 Ian Lance Taylor <iant@google.com>
5564 * archive.cc (Archive::add_symbols): Only look up a symbol without
5565 a version if there is, in fact, a version.
5567 2009-12-14 Ian Lance Taylor <iant@google.com>
5569 Revert -Wshadow changes, all changes from:
5570 2009-12-11 Doug Kwan <dougkwan@google.com>
5571 2009-12-11 Nick Clifton <nickc@redhat.com>
5572 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5574 2009-12-11 Doug Kwan <dougkwan@google.com>
5576 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5578 * attributes.cc (Object_attribute::size): Ditto.
5579 (Attributes_section_data::size): Ditto.
5580 (Attributes_section_data::Attributes_section_data): Ditto.
5581 (Output_attributes_section_data::do_write): Ditto.
5582 * attributes.h (Object_attribute::set_type): Ditto.
5583 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5585 2009-12-11 Nick Clifton <nickc@redhat.com>
5587 * archive.cc: Fix shadowed variable warnings.
5589 * compressed_output.cc: Likewise.
5590 * compressed_output.h: Likewise.
5591 * configure: Likewise.
5592 * dwarf_reader.cc: Likewise.
5593 * dynobj.cc: Likewise.
5594 * dynobj.h: Likewise.
5595 * ehframe.cc: Likewise.
5596 * ehframe.h: Likewise.
5597 * errors.cc: Likewise.
5598 * expression.cc: Likewise.
5599 * fileread.cc: Likewise.
5600 * fileread.h: Likewise.
5601 * freebsd.h: Likewise.
5602 * i386.cc: Likewise.
5604 * incremental.h: Likewise.
5605 * layout.cc: Likewise.
5606 * layout.h: Likewise.
5607 * mapfile.cc: Likewise.
5608 * merge.cc: Likewise.
5609 * merge.h: Likewise.
5610 * object.cc: Likewise.
5611 * object.h: Likewise.
5612 * options.h: Likewise.
5613 * output.cc: Likewise.
5614 * output.h: Likewise.
5615 * parameters.cc: Likewise.
5616 * plugin.cc: Likewise.
5617 * powerpc.cc: Likewise.
5618 * reduced_debug_output.cc: Likewise.
5619 * reduced_debug_output.h: Likewise.
5620 * reloc.cc: Likewise.
5621 * reloc.h: Likewise.
5622 * resolve.cc: Likewise.
5623 * script-sections.cc: Likewise.
5624 * script.cc: Likewise.
5625 * script.h: Likewise.
5626 * sparc.cc: Likewise.
5627 * symtab.cc: Likewise.
5628 * symtab.h: Likewise.
5629 * target-select.cc: Likewise.
5630 * target-select.h: Likewise.
5631 * token.h: Likewise.
5632 * workqueue.cc: Likewise.
5633 * workqueue.h: Likewise.
5634 * x86_64.cc: Likewise.
5636 2009-12-10 Doug Kwan <dougkwan@google.com>
5638 * arm.cc (attributes.h): New include.
5639 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5640 (Arm_relobj::~Arm_relobj): Delete object pointed by
5641 attributes_section_data_.
5642 (Arm_relobj::attributes_section_data): New method definition.
5643 (Arm_relobj::attributes_section_data_): New data member declaration.
5644 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5645 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5646 attributes_section_data_.
5647 (Arm_dynobj::attributes_section_data): New method definition.
5648 (Arm_dynobj::attributes_section_data_): New data member declaration.
5649 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5650 initialization value of may_use_blx_ to false.
5651 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5652 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5653 object attributes to compute results instead of hard-coding.
5654 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5655 Target_arm::get_secondary_compatible_arch,
5656 Target_arm::set_secondary_compatible_arch
5657 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5658 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5659 New method declarations.
5660 (Target_arm::get_aeabi_object_attribute): New method definition.
5661 (Target_arm::attributes_section_data_): New data member declaration.
5662 (read_arm_attributes_section): New template definition.
5663 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5664 (Arm_dynobj::do_read_symbols): Ditto.
5665 (Target_arm::do_finalize_sections): Merge attributes sections from
5666 input. Check for BLX use after attributes section merging.
5667 Fix __exidx_start and __exidx_end visibility. Create an
5668 .ARM.attributes section if necessary.
5669 (Target_arm::get_secondary_compatible_arch,
5670 Target_arm::set_secondary_compatible_arch,
5671 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5672 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5673 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5674 New method definitions.
5676 2009-12-09 Ian Lance Taylor <iant@google.com>
5678 * plugin.cc (Plugin::load): Don't cast from void* to a function
5681 2009-12-09 Ian Lance Taylor <iant@google.com>
5683 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5686 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5688 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5689 Replace two_file_shared_1.so with two_file_shared_2.so.
5690 * testsuite/Makefile.in: Regenerated.
5692 2009-12-08 Doug Kwan <dougkwan@google.com>
5694 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5695 (HFILES): Add attributes.h and int_encoding.h.
5696 * Makefile.in: Regenerate.
5697 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5698 function definitions to int_encoding.cc
5699 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5700 prototypes to int_encoding.h
5701 * reduced_debug_output.cc (int_encoding.h): New include.
5702 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5703 function definitions to int_encoding.cc
5704 (insert_into_vector, read_from_pointer): Move template definitions to
5706 * attributes.cc: New file.
5707 * attributes.h: New file.
5708 * int_encoding.cc: New file.
5709 * int_encoding.h: New file.
5711 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5714 * incremental-dump.cc (dump_incremental_inputs): New.
5715 (main): Use dump_incremental_inputs.
5717 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5720 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5721 checking elfcpp::STT_FUNC.
5722 (Target_i386::Relocate::relocate): Likewise.
5723 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5725 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5726 symbols from shared libraries into normal FUNC symbols.
5728 * symtab.h (Symbol): Add is_func and use it.
5730 2009-12-05 Doug Kwan <dougkwan@google.com>
5732 * arm.cc (Target_arm::arm_info): Initialize new fields
5733 attributes_section and attributes_vendor.
5734 * i386.cc (Target_i386::i386_info): Same.
5735 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5736 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5737 fields attributes_section and attributes_vendor.
5738 * sparc.cc (Target_sparc::sparc_info): Same.
5739 * target.h (Target::attributes_section, Target::attributes_vendor,
5740 Target::is_attributes_section, Target::attribute_arg_type,
5741 Target::attributes_order): New method definitions.
5742 (Target::Target_info::attributes_section,
5743 Target::Target_info::attributes_vendor): New fields.
5744 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5745 virtual method definitions.
5746 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5747 attributes_section and attributes_vendor.
5748 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5750 2009-12-05 Doug Kwan <dougkwan@google.com>
5752 * arm.cc: Update comments about interworking and stub generation.
5753 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5754 considered as non-PIC.
5755 (Arm_relocate_functions::base_abs): Fix formatting.
5756 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5757 of function to use GOT entry address instead of offset.
5758 (Target_arm::Scan::global): Issue an error if a symbol would need a
5759 PLT does not get one because it is untyped. Remove code to create
5760 dynamic symbols for relative branches.
5761 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5762 takes unsigned integer instead of boolean.
5764 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5766 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5767 (two_file_test_LDADD): Likewise.
5768 (common_test_1_LDADD): Likewise.
5769 (exception_test_LDADD) Likewise.
5770 (weak_test_LDADD): Likewise.
5771 (many_sections_test_LDADD): Likewise.
5772 (initpri1_LDADD): Likewise.
5773 (script_test_1_LDADD): Likewise.
5774 (script_test_2_LDADD): Likewise.
5775 (justsyms_LDADD): Likewise.
5776 (binary_test_LDADD): Likewise.
5777 (large_LDADD): Likewise.
5778 * testsuite/Makefile.in: Regenerated.
5780 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5782 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5783 (Symbol_table::override_with_special): Likewise.
5784 (Symbol_table::add_from_object): Likewise.
5786 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5788 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5789 Don't set the data_offset twice.
5791 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5793 * testsuite/Makefile.in: Regenerate.
5795 2009-12-03 Doug Kwan <dougkwan@google.com>
5797 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5798 (Target_arm::do_finalize_sections): Add parameter for symbol table
5799 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5800 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5801 parameter for symbol table pointer.
5802 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5803 an additional parameter for a pointer to symbol table.
5804 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5805 parameter for a symbol table pointer.
5806 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5807 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5809 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5810 parameter for a symbol table pointer.
5812 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5814 * incremental.cc (Incremental_inputs_header)
5815 (Incremental_inputs_header_write, Incremental_inputs_entry)
5816 (Incremental_inputs_entry_write): Move ...
5817 * incremental.h (Incremental_inputs_header)
5818 (Incremental_inputs_header_write, Incremental_inputs_entry)
5819 (Incremental_inputs_entry_write): here.
5821 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5823 * incremental.cc (make_sized_incremental_binary): Set the target.
5824 Error if it is incompatible.
5825 * output.h (Output_file): Add filename method.
5827 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5829 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5830 from the get_* methods.
5832 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5834 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5835 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5836 Write 0 for the data_offset of scripts.
5838 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5840 * testsuite/Makefile.am: Add the incremental_test.sh test.
5841 * testsuite/incremental_test.sh: New.
5842 * testsuite/incremental_test_1.c: New.
5843 * testsuite/incremental_test_2.c: New.
5845 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5847 * incremental-dump.cc (main): Fix typos.
5849 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5852 * incremental-dump.cc (main): Use llu to print 64 bit values.
5854 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5855 H.J. Lu <hongjiu.lu@intel.com>
5857 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5859 (incremental_dump_LDADD): Likewise.
5860 * Makefile.in: Regenerated.
5862 2009-11-25 Doug Kwan <dougkwan@google.com>
5866 2009-11-25 Doug Kwan <dougkwan@google.com>
5868 * arm.cc (Target_arm::Target_arm): Move method definition
5869 outside of class definition. Add code to handle
5870 --target1-rel, --target1-abs and --target2= options.
5871 (Target_arm::get_reloc_reloc_type): Change method to be
5872 non-static and const.
5873 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5874 New data member declaration.
5875 (Target_arm::Scan::local, Target_arm::Scan::global,
5876 Target_arm::Relocate::relocate,
5877 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5878 Adjust call to Target_arm::get_real_reloc_type.
5879 (Target_arm::get_real_reloc_type): Use command line options
5880 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5881 * options.h (--target1-rel, --target1-abs, --target2): New
5884 2009-11-25 Doug Kwan <dougkwan@google.com>
5886 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5887 class definition. Add code to handle --target1-rel, --target1-abs
5888 and --target2= options.
5889 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5891 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5893 (Target_arm::Scan::local, Target_arm::Scan::global,
5894 Target_arm::Relocate::relocate,
5895 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5896 call to Target_arm::get_real_reloc_type.
5897 (Target_arm::get_real_reloc_type): Use command line options to
5898 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5899 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5902 2009-11-25 Doug Kwan <dougkwan@google.com>
5904 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5905 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5906 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5908 (Arm_relocate_functions::thm_call): Replace body with a call to
5909 Arm_relocate_functions::thumb_branch_common.
5910 (Arm_relocate_functions::thm_jump24,
5911 Arm_relocate_functions::thm_xpc22): New method definitions.
5912 (Arm_relocate_functions::thumb_branch_common): New method definition.
5913 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5915 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5916 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5918 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5920 * Makefile.am: Build incremental-dump
5921 * Makefile.in: Regenerate.
5922 * incremental-dump.cc: New.
5923 * incremental.cc (Incremental_inputs_header_data,
5924 Incremental_inputs_entry_data): Move to incremental.h
5925 * incremental.h: (Incremental_inputs_header_data,
5926 Incremental_inputs_entry_data): Move from incremental.cc
5928 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5930 * incremental.cc (Incremental_inputs_header,
5931 Incremental_inputs_header_write, Incremental_inputs_entry,
5932 Incremental_inputs_entry_write): Add a typedef with the data type.
5934 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5936 * incremental.cc (Incremental_inputs_header,
5937 Incremental_inputs_header_write, Incremental_inputs_entry,
5938 Incremental_inputs_entry_write): Update comment about which
5939 type has the filed descriptions.
5941 2009-11-15 Doug Kwan <dougkwan@google.com>
5943 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5944 (Arm_relocate_functions::arm_branch_common): Change method defintion
5945 in class definition to a method declaration and update list of formal
5947 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5948 Arm_relocation_functions::jump24): Adjust call to
5949 Arm_relocate_functions::arm_branch_common. Update list of formal
5951 (Arm_relocate_functions::xpc25): New method definition.
5952 (Arm_relocate_functions::arm_branch_common): Move method defintion
5953 out from class definition. Use stubs for mode-switching and extending
5955 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5956 specially. Change code to enable use of stubs in ARM branches.
5958 2009-11-10 Doug Kwan <dougkwan@google.com>
5960 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5961 in method declaration.
5962 (Target_arm::relocate_stub): New method declaration.
5963 (Target_arm::default_target): Change to return a pointer instead of
5965 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5966 Target_arm::default_target.
5967 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5969 (Target_arm::relocate_section): Adjust view.
5970 (Target_arm::relocate_stub): New method definition.
5972 2009-11-10 Doug Kwan <dougkwan@google.com>
5974 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5976 * incremental.cc (open_incremental_binary): Initialized local
5977 variables to avoid warnings.
5978 * object.cc (make_elf_object): Ditto.
5979 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5982 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5985 * testsuite/plugin_test.c: Include "config.h".
5987 2009-11-09 Doug Kwan <dougkwan@google.com>
5989 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5990 (arm_symbol_value): Remove.
5991 (Arm_relocate_functions::arm_branch_common,
5992 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5993 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5994 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5995 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5996 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5997 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5998 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5999 Arm_relocate_functions::thm_mobw_abs_nc,
6000 Arm_relocate_functions::thm_mov_abs,
6001 Arm_relocate_functions::movw_prel_nc,
6002 Arm_relocate_functions::thm_movt_abs,
6003 Arm_relocate_functions::movt_prel,
6004 Arm_relocate_functions::thm_movw_prel_nc,
6005 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6006 (Target_arm::Relocate::relocate): Only decompose address into two
6007 parts if relocation type uses the thumb-bit and pass the actual
6008 bit instead of a flag indicating that the thumb-bit is used. Adjust
6009 calls to methods in Arm_relocate_functions for this change.
6011 2009-11-08 Ian Lance Taylor <iant@google.com>
6014 * reloc.cc: Instantiate
6015 Sized_relobj::initialize_input_to_output_maps and
6016 Sized_relobj:free_input_to_output_maps.
6018 2009-11-06 Ian Lance Taylor <iant@google.com>
6021 * defstd.cc (in_segment): Set only_if_ref true for "end".
6023 2009-11-06 Doug Kwan <dougkwan@google.com>
6025 * arm.cc (class Reloc_stub): Correct a comment.
6026 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6027 (Target_arm::scan_section_for_stubs): New method declaration.
6028 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6029 Change methods from private to protected.
6030 (Target_arm::do_may_relax): New method definition.
6031 (Target_arm::do_relax, Target_arm::group_sections,
6032 Target_arm::scan_reloc_for_stub,
6033 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6034 (Target_arm::arm_input_section_map_): New data member declaration.
6035 (Target_arm::scan_reloc_for_stub,
6036 Target_arm::scan_reloc_section_for_stubs,
6037 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6038 Target_arm::do_relax): New method definitions.
6040 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6042 * configure.ac: Check for (struct stat)::st_mtim
6043 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6044 * config.in: Regenerate.
6045 * configure: Regenerate.
6047 2009-11-05 Ian Lance Taylor <iant@google.com>
6050 * output.cc (Output_segment::add_output_section): Add missing
6053 2009-11-04 Ian Lance Taylor <iant@google.com>
6056 * object.h (class Object): Add is_needed and set_is_needed
6057 methods. Add is_needed_ field. Make bool fields into bitfields.
6058 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6059 defined in a dynamic object and referenced by a regular object,
6060 set is_needed for the dynamic object.
6061 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6062 if the file is marked with as_needed and it is not needed.
6064 2009-11-04 Ian Lance Taylor <iant@google.com>
6067 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6068 tags if data is discarded by linker script.
6069 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6070 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6071 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6072 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6074 2009-11-04 Ian Lance Taylor <iant@google.com>
6076 * layout.cc (Layout::get_output_section): Add is_interp and
6077 is_dynamic_linker_section parameters. Change all callers.
6078 (Layout::choose_output_section): Likewise.
6079 (Layout::make_output_section): Likewise.
6080 (Layout::add_output_section_data): Add is_dynamic_linker_section
6081 parameter. Change all callers.
6082 * layout.h (class Layout): Update declarations.
6083 * output.h (class Output_section): Add is_interp, set_is_interp,
6084 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6085 Add is_interp_, is_dynamic_linker_section_ fields. Change
6086 generate_code_fills_at_write_ to a bitfield.
6087 * output.cc (Output_section::Output_sections): Initialize new
6089 (Output_segment::add_output_section): Add do_sort parameter.
6092 2009-11-03 Ian Lance Taylor <iant@google.com>
6095 * options.h (class General_options): Add --warn-common.
6096 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6097 merging two common symbols.
6098 (Symbol_table::should_override): Handle --warn-common when merging
6099 a common symbol with a defined symbol. Use report_resolve_problem
6100 for multiple definitions.
6101 (Symbol_table::report_resolve_problem): New function.
6102 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6104 2009-11-03 Doug Kwan <dougkwan@google.com>
6106 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6108 (Target_arm::stub_factory): New method definition.
6109 (Target_arm::new_arm_input_section,
6110 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6111 Target_arm::reloc_uses_thumb_bit): New method declarations.
6112 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6113 New type definitions.
6114 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6115 member declarations.
6116 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6117 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6118 New method definitions.
6120 2009-11-03 Ian Lance Taylor <iant@google.com>
6122 * options.h (class General_options): Add --warn_constructors.
6124 2009-11-03 Ian Lance Taylor <iant@google.com>
6127 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6128 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6130 2009-11-03 Ian Lance Taylor <iant@google.com>
6133 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6134 --msgid-bugs-address.
6135 (install-pdf): New target.
6136 (install-data_yes): Look up one directory to find mkinstalldirs.
6138 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6140 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6143 2009-10-30 Doug Kwan <dougkwan@google.com>
6145 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6147 2009-10-30 Doug Kwan <dougkwan@google.com>
6149 * arm.cc (Stub_addend_reader): New struct template definition
6150 and partial specializations.
6151 (Stub_addend_reader::operator()): New method definition for a
6152 partially specialized template.
6154 2009-10-30 Doug Kwan <dougkwan@google.com>
6156 * arm.cc (Arm_relobj::processor_specific_flags): New method
6158 (Arm_relobj::do_read_symbols): New method declaration.
6159 (Arm_relobj::processor_specific_flags_): New data member declaration.
6160 (Arm_dynobj): New class definition.
6161 (Target_arm::do_finalize_sections): Add input_objects parameter.
6162 (Target_arm::do_adjust_elf_header): New method declaration.
6163 (Target_arm::are_eabi_versions_compatible,
6164 (Target_arm::merge_processor_specific_flags): New method declaration.
6165 (Target_arm::do_make_elf_object): New overloaded method definitions
6167 (Arm_relobj::do_read_symbols): New method definition.
6168 (Arm_dynobj::do_read_symbols): Ditto.
6169 (Target_arm::do_finalize_sections): Add input_objects parameters.
6170 Merge processor-specific flags from all input objects.
6171 (Target_arm::are_eabi_versions_compatible,
6172 Target_arm::merge_processor_specific_flags,
6173 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6174 New method definitions.
6175 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6176 Input_objects pointer type parameter.
6177 * layout.cc (Layout::finalize): Pass input objects to target's.
6178 finalize_sections function.
6179 * output.cc (Output_file_header::do_sized_write): Set ELF file
6180 header's processor-specific flags.
6181 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6182 Input_objects pointer type parameter.
6183 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6184 * target.h (Input_objects): New forward class declaration.
6185 (Target::processor_specific_flags,
6186 Target::are_processor_specific_flags_sect): New method definitions.
6187 (Target::finalize_sections): Add input_objects parameter.
6188 (Target::Target): Initialize processor_specific_flags_ and
6189 are_processor_specific_flags_set_.
6190 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6192 (Target::set_processor_specific_flags): New method definition.
6193 (Target::processor_specific_flags_,
6194 Target::are_processor_specific_flags_set_): New data member
6196 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6197 Input_objects pointer type parameter.
6199 2009-10-30 Doug Kwan <dougkwan@google.com>
6201 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6203 2009-10-28 Ian Lance Taylor <iant@google.com>
6205 * object.h (class Relobj): Drop options parameter from
6206 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6207 do_scan_relocs, do_relocate. Change all callers.
6208 (class Sized_relobj): Drop options parameters from
6209 do_gc_process_relocs, do_scan_relocs, do_relocate,
6210 do_relocate_sections, relocate_sections, emit_relocs_scan,
6211 emit_relocs_scan_reltype. Change all callers.
6212 (struct Relocate_info): Remove options field and all references to
6214 * reloc.h (class Read_relocs): Remove options constructor
6215 parameter and options_ field. Change all callers.
6216 (class Gc_process_relocs, class Scan_relocs): Likewise.
6217 (class Relocate_task): Likewise.
6218 * target-reloc.h (scan_relocs): Remove options parameter. Change
6220 (scan_relocatable_relocs): Likewise.
6221 * target.h (class Sized_target): Remove options parameter from
6222 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6224 * gc.h (gc_process_relocs): Remove options parameter. Change all
6226 * arm.cc: Update functions to remove options parameters.
6227 * i386.cc: Likewise.
6228 * powerpc.cc: Likewise.
6229 * sparc.cc: Likewise.
6230 * x86_64.cc: Likewise.
6231 * testsuite/testfile.cc: Likewise.
6233 2009-10-28 Doug Kwan <dougkwan@google.com>
6235 * arm.cc (Arm_relobj): New class definition.
6236 (Arm_relobj::scan_sections_for_stubs,
6237 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6238 New method definitions.
6240 2009-10-28 Cary Coutant <ccoutant@google.com>
6242 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6243 (Plugin::cleanup_done_): New member.
6244 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6245 (Plugin_manager::cleanup_done_): Remove.
6246 (Plugin_manager::add_input_file): Edit error message.
6247 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6248 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6250 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6252 * fileread.cc: (File_read::View::~View): Use the new
6253 data_ownership_ filed.
6254 (File_read::~File_read): Dispose the new whole_file_view_.
6255 (File_read::open): Mmap the whole file if needed.
6256 (File_read::open): Use whole_file_view_ instead of contents_.
6257 (File_read::find_view): Use whole_file_view_ if applicable.
6258 (File_read::do_read): Use whole_file_view_ instead of contents_.
6259 (File_read::make_view): Use whole_file_view_ instead of contents_,
6260 update File_read::View::View call.
6261 (File_read::find_or_make_view): Update File_read::View::View
6263 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6265 (File_read::View::Data_ownership): New enum.
6266 (File_read::View::View): Replace bool mapped_ with Data_ownership
6268 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6269 (File_read::View::data_ownership_): New field.
6270 (File_read::contents_): Remove (replaced by whole_file_view_).
6271 (File_read::whole_file_view_): New field.
6272 * options.h (class General_options): Add --keep-files-mapped.
6274 2009-10-27 Cary Coutant <ccoutant@google.com>
6276 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6277 * testsuite/Makefile.am (plugin_test_5): New test case.
6278 * testsuite/Makefile.in: Regenerate.
6280 2009-10-25 Doug Kwan <dougkwan@google.com>
6282 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6283 from private to protected to allow access by child class.
6284 (Sized_relobj::do_relocate_sections): New method declaration.
6285 (Sized_relobj::relocate_sections): Virtualize.
6286 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6287 Sized_relobj::relocate_sections. Instantiate template explicitly
6288 for different target sizes and endianity.
6290 2009-10-24 Doug Kwan <dougkwan@google.com>
6292 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6293 (Arm_input_section::as_arm_input_section): New method.
6294 (Arm_output_section): New class definition.
6295 (Arm_output_section::create_stub_group,
6296 Arm_output_section::group_sections): New method definitions.
6298 2009-10-22 Doug Kwan <dougkwan@google.com>
6300 * arm.cc (Arm_input_section): New class definition.
6301 (Arm_input_section::init, Arm_input_section:do_write,
6302 Arm_input_section::set_final_data_size,
6303 Arm_input_section::do_reset_address_and_file_offset): New method
6306 2009-10-21 Doug Kwan <dougkwan@google.com>
6308 * arm.cc (Stub_table, Arm_input_section): New forward class
6310 (Stub_table): New class defintion.
6311 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6312 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6313 New method definition.
6315 2009-10-21 Doug Kwan <dougkwan@google.com>
6317 * arm.cc: Update copyright comments.
6318 (Target_arm): New forward class template declaration.
6319 (Arm_address): New type.
6320 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6321 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6322 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6324 (Insn_template): Same.
6325 (DEF_STUBS): New macro.
6326 (Stub_type): New enum type.
6327 (Stub_template): New class definition.
6330 (Stub_factory): Same.
6331 (Target_arm::Target_arm): Initialize may_use_blx_ and
6332 should_force_pic_veneer_.
6333 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6334 Target_arm::should_force_pic_veneer,
6335 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6336 Target_arm::using_thumb_only, Target_arm:;default_target): New
6338 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6339 New data member declarations.
6340 (Insn_template::size, Insn_template::alignment): New method defintions.
6341 (Stub_template::Stub_template): New method definition.
6342 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6343 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6344 (Stub_factory::Stub_factory): New method definition.
6345 * gold.h (string_hash): New template.
6346 * output.h (Input_section_specifier::hash_value): Use
6348 (Input_section_specifier::string_hash): Remove.
6349 * stringpool.cc (Stringpool_template::string_hash): Use
6352 2009-10-20 Doug Kwan <dougkwan@google.com>
6354 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6355 symbols of relaxed input sections.
6356 * output.h (Output_section::find_relaxed_input_section): Make
6359 2009-10-16 Doug Kwan <dougkwan@google.com>
6361 * dynobj.cc (Versions::Versions): Initialize version_script_.
6362 Only insert base version symbol definition for a shared object
6363 if version script defines any version versions.
6364 (Versions::define_base_version): New method definition.
6365 (Versions::add_def): Check that base version is not needed.
6366 (Versions::add_need): Define base version lazily.
6367 * dynobj.h (Versions::define_base_version): New method declaration.
6368 (Versions::needs_base_version_): New data member declaration.
6369 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6370 (check_DATA): Add no_version_test.stdout.
6371 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6373 * testsuite/Makefile.in: Regenerate.
6374 * testsuite/no_version_test.c: New file.
6375 * testsuite/no_version_test.sh: Ditto.
6377 2009-10-16 Doug Kwan <dougkwan@google.com>
6379 * expression.cc (class Segment_start_expression): New class definition.
6380 (Segment_start_expression::value): New method definition.
6381 (script_exp_function_segment_start): Return a new
6382 Segment_start_expression.
6383 * gold/script-c.h (script_saw_segment_start_expression): New function
6385 * script-sections.cc (Script_sections::Script_sections): Initialize
6386 SAW_SEGMENT_START_EXPRESSION_ to false.
6387 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6388 and -Tbbs options to specify section addresses if given in
6389 command line and no SEGMENT_START expression is seen in a script.
6390 * script-sections.h (Script_sections::saw_segment_start_expression,
6391 Script_sections::set_saw_segment_start_expression): New method
6393 (Script_sections::saw_segment_start_expression_): New data member
6395 * script.cc (script_saw_segment_start_expression): New function.
6396 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6397 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6398 script_test_7.sh and script_test_8.sh.
6399 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6400 script_test_8.stdout.
6401 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6402 (script_test_6, script_test_6.stdout, script_test_7,
6403 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6404 * Makefile.in: Regenerate.
6405 * testsuite/script_test_6.sh: New file.
6406 * testsuite/script_test_6.t: Same.
6407 * testsuite/script_test_7.sh: Same.
6408 * testsuite/script_test_7.t: Same.
6409 * testsuite/script_test_8.sh: Same.
6411 2009-10-16 Doug Kwan <dougkwan@google.com>
6413 * output.cc (Output_segment::set_section_list_address): Cast
6414 expressions to unsigned long long type to avoid format warnings.
6416 2009-10-15 Ian Lance Taylor <iant@google.com>
6418 * script.cc (Script_options::add_symbol_assignment): Always add a
6419 dot assignment to script_sections_.
6420 * script-sections.cc (Script_sections::add_dot_assignment):
6421 Initialize if necessary.
6423 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6424 program headers with no load segment if there is a linker script.
6426 * layout.cc (Layout::set_segment_offsets): Align the file offset
6427 to the segment aligment for -N or -n with no load segment.
6428 * output.cc (Output_segment::add_output_section): Don't crash if
6429 the first section is a TLS section.
6430 (Output_segment::set_section_list_addresses): Print an error
6431 message if the address moves backward in a linker script.
6432 * script-sections.cc
6433 (Output_section_element_input::set_section_addresses): Don't
6434 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6435 (Orphan_output_section::set_section_addresses): Likewise.
6437 2009-10-15 Doug Kwan <dougkwan@google.com>
6439 * layout.cc (Layout::finish_dynamic_section): Generate tags
6440 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6441 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6442 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6444 2009-10-14 Ian Lance Taylor <iant@google.com>
6446 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6448 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6449 data_shdr fields of relinfo.
6450 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6451 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6452 R_386_TLS_LDO_32, adjust based on section flags.
6453 (Target_i386::Relocate::fix_up_ldo): Remove.
6455 2009-10-13 Ian Lance Taylor <iant@google.com>
6457 Add support for -pie.
6458 * options.h (class General_options): Add -pie and
6460 (General_options::output_is_position_independent): Test -pie.
6461 (General_options::output_is_executable): Return true if not shared
6462 and not relocatable.
6463 (General_options::output_is_pie): Remove.
6464 * options.cc (General_options::finalize): Reject incompatible uses
6466 * gold.cc (queue_middle_tasks): A -pie link is not static.
6467 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6468 * symtab.cc (Symbol::final_value_is_known): Return false if
6469 output_is_position_independent.
6470 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6471 output_is_position_independent.
6472 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6473 output_is_position_independent.
6474 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6475 output_is_position_independent.
6476 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6478 (basic_pie_test.o, basic_pie_test): New targets.
6479 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6480 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6481 (two_file_pie_test): New target.
6482 * testsuite/Makefile.in: Rebuild.
6483 * README: Remove note saying that -pie is not supported.
6485 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6487 * options.h (class General_options): Add -init and -fini.
6488 * layout.cc (Layout::finish_dynamic_section): Emit
6489 given init and fini functions.
6491 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6493 * gc.h (gc_process_relocs): Check if icf is enabled using new
6495 * gold.cc (queue_initial_tasks): Likewise.
6496 (queue_middle_tasks): Likewise.
6497 * object.cc (do_layout): Likewise.
6498 * symtab.cc (is_section_folded): Likewise.
6499 * main.cc (main): Likewise.
6500 * reloc.cc (Read_relocs::run): Likewise.
6501 (Sized_relobj::do_scan_relocs): Likewise.
6502 * icf.cc (is_function_ctor_or_dtor): New function.
6503 (Icf::find_identical_sections): Check if function is ctor or dtor when
6505 * options.h (General_options::icf): Change option to be an enum.
6506 (Icf_status): New enum.
6507 (icf_enabled): New method.
6508 (icf_safe_folding): New method.
6509 (set_icf_status): New method.
6510 (icf_status_): New variable.
6511 * (options.cc) (General_options::finalize): Set icf_status_.
6512 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6513 icf_test and icf_keep_unique_test to use the --icf enum flag.
6514 * testsuite/icf_safe_test.sh: New file.
6515 * testsuite/icf_safe_test.cc: New file.
6517 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6519 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6520 includes to gc.h and icf.h.
6521 * arm.cc: Include gc.h.
6522 * gold.cc: Likewise.
6523 * i386.cc: Likewise.
6524 * powerpc.cc: Likewise.
6525 * sparc.cc: Likewise.
6526 * x86_64.cc: Likewise.
6527 * gc.h: Include icf.h.
6529 2009-10-11 Ian Lance Taylor <iant@google.com>
6531 * plugin.cc: Include "gold.h" before other header files.
6533 2009-10-10 Chris Demetriou <cgd@google.com>
6535 * options.h (Input_file_argument::Input_file_type): New enum.
6536 (Input_file_argument::is_lib_): Replace with...
6537 (Input_file_argument::type_): New member.
6538 (Input_file_argument::Input_file_argument): Take Input_file_type
6539 'type' rather than boolean 'is_lib' as second argument.
6540 (Input_file_argument::is_lib): Use type_.
6541 (Input_file_argument::is_searched_file): New function.
6542 (Input_file_argument::may_need_search): Handle is_searched_file.
6543 * options.cc (General_options::parse_library): Support -l:filename.
6544 (General_options::parse_just_symbols): Update for Input_file_argument
6546 (Command_line::process): Likewise.
6547 * archive.cc (Archive::get_file_and_offset): Likewise.
6548 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6549 * script.cc (read_script_file, script_add_file): Likewise.
6550 * fileread.cc (Input_file::Input_file): Likewise.
6551 (Input_file::will_search_for): Handle is_searched_file.
6552 (Input_file::open): Likewise.
6553 * readsyms.cc (Read_symbols::get_name): Likewise.
6554 * testsuite/Makefile.am (searched_file_test): New test.
6555 * testsuite/Makefile.in: Regenerate.
6556 * testsuite/searched_file_test.cc: New file.
6557 * testsuite/searched_file_test_lib.cc: New file.
6559 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6560 Ian Lance Taylor <iant@google.com>
6562 * descriptor.cc: Include <cstdio> and "binary-io.h".
6563 (Descriptors::open): Open the files in binary mode always.
6564 * script.cc (Lex::get_token): Treat \r as whitespace.
6566 2009-10-09 Ian Lance Taylor <iant@google.com>
6568 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6570 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6571 Ian Lance Taylor <iant@google.com>
6573 * configure.ac: Check for readv function also.
6574 * fileread.cc (readv): Define if not HAVE_READV.
6575 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6577 * config.in: Regenerate.
6578 * configure: Regenerate.
6580 2009-10-09 Doug Kwan <dougkwan@google.com>
6582 * layout.cc (Layout::make_output_section): Call target hook to make
6583 ordinary output section.
6584 (Layout::finalize): Adjust parameter list of call the
6585 Target::may_relax().
6586 * layout.h (class Layout::section_list): New method.
6587 * merge.h (Output_merge_base::entsize): Change visibility to public.
6588 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6590 (Output_merge_string::do_is_string): New method.
6591 * object.cc (Sized_relobj::do_setup): renamed from
6592 Sized_relobj::set_up.
6593 * object.h (Sized_relobj::adjust_shndx,
6594 Sized_relobj::initializ_input_to_output_maps,
6595 Sized_relobj::free_input_to_output_maps): Change visibilities to
6597 (Sized_relobj::setup): Virtualize.
6598 (Sized_relobj::do_setup): New method declaration.
6599 (Sized_relobj::invalidate_section_offset,
6600 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6601 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6602 * options.cc (parse_int): New function.
6603 * options.h (parse_int): New declaration.
6604 (DEFINE_int): New macro.
6605 (stub_group_size): New option.
6606 * output.cc (Output_section::Output_section): Initialize memebers
6607 merge_section_map_, merge_section_by_properties_map_,
6608 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6609 (Output_section::add_input_section): Handled deferred code-fill
6610 generation and remove an old comment.
6611 (Output_section::add_relaxed_input_section): New method definition.
6612 (Output_section::add_merge_input_section): Use merge section by
6613 properties map to speed to search. Update merge section maps
6615 (Output_section::build_relaxation_map): New method definition.
6616 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6618 (Output_section::relax_input_section): Renamed to
6619 Output_section::convert_input_sections_to_relaxed_sections and change
6620 interface to take a vector of pointers to relaxed sections.
6621 (Output_section::find_merge_section,
6622 Output_section::find_relaxed_input_section): New method definitions.
6623 (Output_section::is_input_address_mapped,
6624 Output_section::output_offset, Output_section::output_address):
6625 Use output section data maps to speed up searching.
6626 (Output_section::find_starting_output_address): Add comments.
6627 (Output_section::do_write,
6628 Output_section::write_to_postprocessing_buffer): Do code-fill
6629 generation as appropriate.
6630 (Output_section::get_input_sections): Invalidate relaxed input section
6632 (Output_section::restore_states): Adjust type of checkpoint .
6633 Invalidate relaxed input section map.
6634 * output.h (Output_merge_base): New class declaration.
6635 (Input_section_specifier): New class defintion.
6636 (class Output_relaxed_input_section) Change base class to
6637 Output_section_data_build.
6638 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6639 base class initializer.
6640 (Output_section::add_relaxed_input_section): New method declaration.
6641 (Output_section::Input_section): Change visibility to protected.
6642 (Output_section::Input_section::relobj,
6643 Output_section::Input_section::shndx): Handle relaxed input sections.
6644 Output_section::input_sections) Change visibility to protected. Also
6645 define overload to return a non-const pointer.
6646 (Output_section::Merge_section_properties): New class defintion.
6647 (Output_section::Merge_section_by_properties_map,
6648 Output_section::Output_section_data_by_input_section_map,
6649 Output_section::Relaxation_map): New types.
6650 (Output_section::relax_input_section): Rename method to
6651 Output_section::convert_input_sections_to_relaxed_sections and change
6652 interface to take a vector of relaxed section pointers.
6653 (Output_section::find_merge_section,
6654 Output_section::find_relaxed_input_section,
6655 Output_section::build_relaxation_map,
6656 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6657 New method declarations.
6658 (Output_section::merge_section_map_
6659 Output_section::merge_section_by_properties_map_,
6660 Output_section::relaxed_input_section_map_,
6661 Output_section::is_relaxed_input_section_map_valid_,
6662 Output_section::generate_code_fills_at_write_): New data members.
6663 * script-sections.cc
6664 (Output_section_element_input::set_section_addresses): Call
6665 current_data_size and addralign methods of relaxed input sections.
6666 (Orphan_output_section::set_section_addresses): Call current_data_size
6667 and addralign methods of relaxed input sections.
6668 * symtab.cc (Symbol_table::compute_final_value): Extract template
6669 from the body of Symbol_table::sized_finalize_symbol.
6670 (Symbol_table::sized_finalized_symbol): Call
6671 Symbol_table::compute_final_value.
6672 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6673 (Symbol_table::compute_final_value): New templated method declaration.
6674 * target.cc (Target::do_make_output_section): New method defintion.
6675 * target.h (Target::make_output_section): New method declaration.
6676 (Target::relax): Add more parameters for input objects, symbol table
6677 and layout. Adjust call to do_relax.
6678 (Target::do_make_output_section): New method declaration.
6679 (Target::do_relax): Add parameters for input objects, symbol table
6682 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6684 * pread.c: Include stdio.h.
6686 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6688 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6691 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6693 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6694 Change read_shndx type to unsigned int.
6695 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6697 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6698 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6699 Change read_shndx type to unsigned int.
6700 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6702 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6703 * layout.cc (Layout::create_symtab_sections): Cast the result of
6704 local_symcount * symsize to off_t in the gold_assert.
6706 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6708 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6709 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6711 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6712 (Arm_relocate_functions::thm_abs5): New function.
6713 (Arm_relocate_functions::abs12): New function.
6714 (Arm_relocate_functions::abs16): New function.
6715 (Arm_relocate_functions::base_abs): New function.
6716 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6717 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6718 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6720 (Scan::global): Likewise.
6721 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6722 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6723 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6724 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6727 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6729 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6730 (Arm_relocate_functions::movt_prel): New function.
6731 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6732 (Arm_relocate_functions::thm_movt_prel): New function.
6733 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6734 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6735 (Scan::global, Relocate::relocate): Likewise.
6736 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6738 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6740 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6741 Incremental_checker.
6742 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6744 (class Incremental_inputs_header): New class.
6745 (Incremental_inputs_header_writer): Edit comment.
6746 (Incremental_inputs_entry): New class.
6747 (Incremental_inputs_entry_writer): Edit comment.
6748 (Sized_incremental_binary::do_find_incremental_inputs_section):
6749 Add *strtab_shndx parameter, fill it.
6750 (Sized_incremental_binary::do_check_inputs): New method.
6751 (Incremental_checker::can_incrementally_link_output_file): Use
6752 Sized_incremental_binary::check_inputs.
6753 (Incremental_inputs::report_command_line): Save command line in
6756 (Incremental_binary::find_incremental_inputs_section): New
6758 (Incremental_binary::do_find_incremental_inputs_section): Add
6759 strtab_shndx parameter.
6760 (Incremental_binary::do_check_inputs): New pure virtual method.
6761 (Sized_incremental_binary::do_check_inputs): Declare.
6762 (Incremental_checker::Incremental_checker): Add incremental_inputs
6763 parameter, use it to initialize incremental_inputs_.
6764 (Incremental_checker::incremental_inputs_): New field.
6765 (Incremental_checker::command_line): New method.
6766 (Incremental_checker::inputs): New method.
6767 (Incremental_checker::command_line_): New field.
6769 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6771 * incremental.cc: Include <cstdarg> and "target-select.h".
6772 (vexplain_no_incremental): New function.
6773 (explain_no_incremental): New function.
6774 (Incremental_binary::error): New method.
6775 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6777 (make_sized_incremental_binary): New function.
6778 (open_incremental_binary): New function.
6779 (can_incrementally_link_file): Add checks if output is ELF and has
6781 * incremental.h: Include "elfcpp_file.h" and "output.h".
6782 (Incremental_binary): New class.
6783 (Sized_incremental_binary): New class.
6784 (open_incremental_binary): Declare.
6785 * object.cc (is_elf_object): Use
6786 elfcpp::Elf_recognizer::is_elf_file.
6787 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6788 * output.h (Output_file::filesize): New method.
6790 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6792 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6794 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6795 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6797 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6799 (Arm_relocate_functions::movw_abs_nc): New function.
6800 (Arm_relocate_functions::movt_abs): New function.
6801 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6802 (Arm_relocate_functions::thm_movt_abs): New function.
6803 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6804 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6805 (Scan::global): Likewise.
6806 (Relocate::relocate): Likewise.
6807 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6809 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6811 * arm.cc (Arm_relocate_functions::got_prel) New function.
6812 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6813 (Relocate::relocate): Likewise.
6814 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6816 2009-10-06 Ian Lance Taylor <iant@google.com>
6818 * options.h (class General_options): Define
6819 split_stack_adjust_size parameter.
6820 * object.h (class Object): Add uses_split_stack_ and
6821 has_no_split_stack_ fields. Add uses_split_stack and
6822 has_no_split_stack accessor functions. Declare
6823 handle_split_stack_section.
6824 (class Reloc_symbol_changes): Define.
6825 (class Sized_relobj): Define Function_offsets. Declare
6826 split_stack_adjust, split_stack_adjust_reltype, and
6828 * object.cc (Object::handle_split_stack_section): New function.
6829 (Sized_relobj::do_layout): Call handle_split_stack_section.
6830 * dynobj.cc (Sized_dynobj::do_layout): Call
6831 handle_split_stack_section.
6832 * reloc.cc (Sized_relobj::relocate_sections): Call
6833 split_stack_adjust for executable sections in split_stack
6834 objects. Pass reloc_map to relocate_section.
6835 (Sized_relobj::split_stack_adjust): New function.
6836 (Sized_relobj::split_stack_adjust_reltype): New function.
6837 (Sized_relobj::find_functions): New function.
6838 * target-reloc.h: Include "object.h".
6839 (relocate_section): Add reloc_symbol_changes parameter. Change
6841 * target.h (class Target): Add calls_non_split method. Declare
6842 do_calls_non_split virtual method. Declare match_view and
6844 * target.cc: Include "elfcpp.h".
6845 (Target::do_calls_non_split): New function.
6846 (Target::match_view): New function.
6847 (Target::set_view_to_nop): New function.
6848 * gold.cc (queue_middle_tasks): Give an error if mixing
6849 split-stack and non-split-stack objects with -r.
6850 * i386.cc (Target_i386::relocate_section): Add
6851 reloc_symbol_changes parameter.
6852 (Target_i386::do_calls_non_split): New function.
6853 * x86_64.cc (Target_x86_64::relocate_section): Add
6854 reloc_symbol_changes parameter.
6855 (Target_x86_64::do_calls_non_split): New function.
6856 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6858 * powerpc.cc (Target_powerpc::relocate_section): Add
6859 reloc_symbol_changes parameter.
6860 * sparc.cc (Target_sparc::relocate_section): Add
6861 reloc_symbol_changes parameter.
6862 * configure.ac: Call AM_CONDITIONAL for the default target.
6863 * configure: Rebuild.
6864 * testsuite/Makefile.am (TEST_AS): New variable.
6865 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6866 (check_DATA): Add split_i386 and split_x86_64 files.
6867 (SPLIT_DEFSYMS): Define.
6868 (split_i386_[1234n].o): New targets.
6869 (split_i386_[124]): New targets.
6870 (split_i386_[1234r].stdout): New targets.
6871 (split_x86_64_[1234n].o): New targets.
6872 (split_x86_64_[124]): New targets.
6873 (split_x86_64_[1234r].stdout): New targets.
6874 (MOSTLYCLEANFILES): Add new executables.
6875 * testsuite/split_i386.sh: New file.
6876 * testsuite/split_x86_64.sh: New file.
6877 * testsuite/split_i386_1.s: New file.
6878 * testsuite/split_i386_2.s: New file.
6879 * testsuite/split_i386_3.s: New file.
6880 * testsuite/split_i386_4.s: New file.
6881 * testsuite/split_i386_n.s: New file.
6882 * testsuite/split_x86_64_1.s: New file.
6883 * testsuite/split_x86_64_2.s: New file.
6884 * testsuite/split_x86_64_3.s: New file.
6885 * testsuite/split_x86_64_4.s: New file.
6886 * testsuite/split_x86_64_n.s: New file.
6887 * testsuite/testfile.cc (Target_test): Update relocation_section
6889 * testsuite/Makefile.in: Rebuild.
6891 2009-10-06 Ian Lance Taylor <iant@google.com>
6893 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6894 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6895 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6896 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6897 the address on ldo_addrs_.
6898 (Target_i386::Relocate::fix_up_ldo): New function.
6900 2009-10-06 Rafael Espindola <espindola@google.com>
6902 * plugin.cc (add_input_library): New.
6903 (Plugin::load): Add add_input_library to tv.
6904 (Plugin_manager::add_input_file): Add the is_lib argument.
6905 (add_input_file): Update call to Plugin_manager::add_input_file.
6906 (add_input_library): New.
6907 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6909 2009-09-30 Doug Kwan <dougkwan@google.com>
6911 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6912 symbol and call Symbol::may_need_copy_reloc to determine if
6913 a copy reloc is needed.
6914 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6915 nocopyreloc is given in command line.
6916 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6917 given in command line.
6918 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6919 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6920 of the removed Target_i386::may_need_copy_reloc.
6921 * options.h (copyreloc): New option with default value false.
6922 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6923 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6924 instead of the removed Target_powerpc::may_need_copy_reloc.
6925 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6926 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6927 instead of the removed Target_sparc::may_need_copy_reloc.
6928 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6929 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6930 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6931 instead of the removed Target_x86_64::may_need_copy_reloc.
6933 2009-09-30 Ian Lance Taylor <iant@google.com>
6935 * object.h (class Object): Remove target_ field, and target,
6936 sized_target, and set_target methods.
6937 (Object::sized_target): Remove.
6938 (class Sized_relobj): Update declarations. Remove sized_target.
6939 * object.cc (Sized_relobj::setup): Remove target parameter.
6941 (Input_objects::add_object): Don't do anything with the target.
6942 (make_elf_sized_object): Add punconfigured parameter. Change all
6943 callers. Set or test parameter target.
6944 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6946 * parameters.cc (Parameters::set_target): Change parameter type to
6948 (Parameters::default_target): Remove.
6949 (set_parameters_target): Change parameter type to be non-const.
6950 (parameters_force_valid_target): New function.
6951 (parameters_clear_target): New function.
6952 * parameters.h (class Parameters): Update declarations. Remove
6953 default_target method. Add sized_target and clear_target
6954 methods. Change target_ to be non-const.
6955 (set_parameters_target): Update declaration.
6956 (parameters_force_valid_target): Declare.
6957 (parameters_clear_target): Declare.
6958 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6959 as NULL if we aren't searching.
6960 (Add_symbols::run): Don't check for compatible target.
6961 * fileread.cc (Input_file::open_binary): Call
6962 parameters_force_valid_target.
6963 * gold.cc (queue_middle_tasks): Likewise.
6964 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6965 set_target on object.
6966 * dynobj.h (class Sized_dynobj): Update declarations.
6967 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6968 make_elf_object returns NULL.
6969 (Archive::include_member): Don't check whether object target is
6971 * output.cc (Output_section::add_input_section): Get target from
6973 (Output_section::relax_input_section): Likewise.
6974 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6976 (Sized_relobj::do_scan_relocs): Likewise.
6977 (Sized_relobj::relocate_sections): Likewise.
6978 * resolve.cc (Symbol_table::resolve): Likewise.
6979 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6980 parameter. Change all callers.
6981 (Symbol_table::add_from_object): Get target from parameters.
6982 (Symbol_table::add_from_relobj): Don't check object target.
6983 (Symbol_table::add_from_dynobj): Likewise.
6984 (Symbol_table::define_special_symbol): Get target from
6986 * symtab.h (class Symbol_table): Update declaration.
6987 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6988 parameter. Change all callers. Clear parameter target.
6989 (Binary_test): Test target here.
6990 * testsuite/object_unittest.cc (gold_testsuite): Remove
6991 target_test_pointer parameter. Change all callers.
6992 (Object_test): Test target here.
6994 2009-09-26 Ian Lance Taylor <iant@google.com>
6996 * testsuite/initpri1.c: Don't try to use constructor priorities if
6997 compiling with gcc before 4.3.
6999 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7001 * testsuite/retain_symbols_file_test.sh (check_present): Change
7002 output file name to retain_symbols_file_test.stdout.
7003 (check_absent): Likewise.
7005 2009-09-18 Craig Silverstein <csilvers@google.com>
7007 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7008 * options.cc: Include <cerrno> and <fstream>.
7009 (General_options::finalize): Parse -retain-symbols-file tag.
7010 * options.h: New flag.
7011 (General_options): New method should_retain_symbol, new
7012 variable symbols_to_retain.
7013 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7014 should_retain_symbol map.
7015 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7016 * testsuite/Makefile.in: Regenerate.
7017 * testsuite/retain_symbols_file_test.sh: New file.
7019 2009-09-18 Nick Clifton <nickc@redhat.com>
7021 * po/es.po: Updated Spanish translation.
7023 2009-09-17 Doug Kwan <dougkwan@google.com>
7025 * debug.h (DEBUG_RELAXATION): New constant.
7026 (DEBUG_ALL): Add DEBUG_RELAXATION.
7027 (debug_string_to_enum): Add relaxation debug option.
7029 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7030 Layout::Relaxation_debug_check::read_sections,
7031 Layout::Relaxation_debug_check::read_sections): New method definitions.
7032 (Layout::Layout): Initialize data members
7033 record_output_section_data_from_scrips_,
7034 script_output_section_data_list_ and relaxation_debug_check_.
7035 (Layout::save_segments, Layout::restore_segments,
7036 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7037 Layout::relaxation_loop_body): New method definitions.
7038 (Layout::finalize): Support relaxation. Move section layout code to
7039 Layout::relaxation_loop_body.
7040 (Layout::set_asection_address_from_script): Move code for orphan
7041 section placement out.
7042 (Layout::place_orphan_sections_in_script): New method definition.
7043 * layout.h (Output_segment_headers, Output_file_header):
7044 New forward class declarations.
7045 (Layout::~Layout): Define.
7046 (Layout::new_output_section_data_from_script): New method definition.
7047 (Layout::place_orphan_sections_in_script): New method declaration.
7048 (Layout::Segment_states): New type declaration.
7049 (Layout::save_segments, Layout::restore_segments,
7050 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7051 Layout::relaxation_loop_body): New method declarations.
7052 (Layout::Output_section_data_list): New type declaration.
7053 (Layout::Relaxation_debug_check): New class definition.
7054 (Layout::record_output_section_data_from_script_,
7055 Layout::script_output_section_data_list_, Layout::segment_states_,
7056 Layout::relaxation_debug_check_): New data members.
7057 * output.cc: (Output_section_headers::do_size): New method definition.
7058 (Output_section_headers::Output_section_headers): Move size
7059 computation to Output_section_headers::do_size.
7060 (Output_segment_headers::do_size): New method definition.
7061 (Output_file_header::Output_file_header): Move size computation to
7062 Output_file_header::do_size and call it.
7063 (Output_file_header::do_size): New method definition.
7064 (Output_data_group::Output_data_group): Adjust call to
7065 Output_section_data.
7066 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7067 (Output_symtab_xindex::do_write): Add array bound check.
7068 (Output_section::Input_section::print_to_mapfile): Handle
7069 RELAXED_INPUT_SECTION_CODE.
7070 (Output_section::Output_section): Initialize data member checkpoint_.
7071 (Output_section::~Output_section): Delete checkpoint object pointed
7073 (Output_section::add_input_section): Always add an Input_section if
7075 (Output_section::add_merge_input_section): Add assert.
7076 (Output_section::relax_input_section): New method definition.
7077 (Output_section::set_final_data_size): Set load address to zero for
7078 an unallocated section.
7079 (Output_section::do_address_and_file_offset_have_reset_values):
7080 New method definition.
7081 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7082 Handle relaxed input section.
7083 (Output_section::sort_attached_input_sections): Checkpoint input
7084 section list lazily.
7085 (Output_section::get_input_sections): Change type of input_sections to
7086 list of Simple_input_section pointers. Checkpoint input section list
7087 lazily. Also handle relaxed input sections.
7088 (Output_section::add_input_section_for_script): Take a reference to
7089 a Simple_input_section object instead of Relobj pointer and section
7090 index as parameter. Handle relaxed input sections.
7091 (Output_section::save_states, Output_section::restore_states): New
7093 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7094 (Output_data::is_data_size_fixed): New method definition.
7095 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7097 (Output_data::address_and_file_offset_have_reset_values): New method
7099 (Output_data::do_address_and_file_offset_have_reset_values): New method
7101 (Output_data::set_data_size): Check that data size is not fixed.
7102 (Output_data::fix_data_size): New method definition.
7103 (Output_data::is_data_size_fixed_): New data member.
7104 (Output_section_headers::set_final_data_size): New method definition.
7105 (Output_section_headers::do_size): New method declaration.
7106 (Output_segment_headers::set_final_data_size): New method definition.
7107 (Output_segment_headers::do_size): New method declaration.
7108 (Output_file_header::set_final_data_size)::New method definition.
7109 (Output_file_header::do_size)::New method declaration.
7110 (Output_section_data::Output_section_data): Add new parameter
7111 is_data_size_fixed and use it to fix data size.
7112 (Output_data_const::Output_data_const): Adjust call to base class
7113 constructor and fix data size.
7114 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7115 base class constructor and fix data size.
7116 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7117 base class constructor and fix data size.
7118 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7119 class constructor and fix data size.
7120 (Output_data_group::set_final_data_size): New method definition.
7121 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7122 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7123 class constructor and fix data size.
7124 (Output_relaxed_input_section): New class definition.
7125 (Output_section::Simple_input_section): New class definition.
7126 (Output_section::get_input_sections): Adjust parameter list.
7127 (Output_section::add_input_section_for_script): Same.
7128 (Output_section::save_states, Output_section::restore_states,
7129 Output_section::do_address_and_file_offset_have_reset_values,
7130 (Output_section::Input_section::Input_section): Handle
7131 RELAXED_INPUT_SECTION_CODE. Add new overload for
7132 Output_relaxed_input_section.
7133 (Output_section::Input_section::is_input_section,
7134 Output_section::Input_section::set_output_section): Handle relaxed
7136 (Output_section::Input_section::is_relaxed_input_section,
7137 Output_section::Input_section::output_section_data,
7138 Output_section::Input_section::relaxed_input_section): New method
7140 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7142 (Output_section::Input_section::u1_): Update comments.
7143 (Output_section::Input_section::u2_): Add new union member poris.
7144 (Output_section::Checkpoint_output_section): New classs definition.
7145 (Output_section::relax_input_section): New method declaration.
7146 (Output_section::checkpoint_): New data member.
7147 (Output_segment): Update comments.
7148 (Output_segment::Output_segment): Un-privatize copy constructor.
7149 (Output_segment::operator=): Un-privatize.
7150 * script-sections.cc (Output_section_element::Input_section_list):
7151 Change element type to Output_section::Simple_input_section.
7152 (Output_section_element_dot_assignment::set_section_addresses):
7153 Register output section data for relaxation clean up.
7154 (Output_data_exression::Output_data_expression): Adjust call to base
7155 constructor to fix data size.
7156 (Output_section_element_data::set_section_addresses): Register
7157 Output_data_expression object for relaxation clean up.
7158 (struct Input_section_info): Replace Relobj pointer and section index
7159 pair with Output_section::Simple_input_section and Convert struct to a
7161 (Input_section_sorter::operator()): Adjust access to
7162 Input_section_info data member to use accessors.
7163 (Output_section_element_input::set_section_addresses): Use layout
7164 parameter. Adjust code to use Output_section::Simple_input_section
7165 and Input_secction_info classes. Register filler for relaxation
7167 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7168 and section index pair with Output_section::Simple_input_section
7169 class. Adjust code accordingly.
7170 (Phdrs_element::release_segment): New method definition.
7171 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7173 (Script_sections::release_segments): New method definition.
7174 * gold/script-sections.h (Script_sections::release_segments): New
7176 * gold/target.h (Target::may_relax, Target::relax,
7177 Target::do_may_relax, Target::do_relax): New method definitions.
7179 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7181 * arm.cc (has_signed_unsigned_overflow): New function.
7182 (Arm_relocate_functions::abs8): New function.
7183 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7184 (Target_arm::Scan::global): Likewise.
7185 (Target_arm::relocate::relocate): Likewise.
7186 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7189 2009-09-16 Cary Coutant <ccoutant@google.com>
7191 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7192 * testsuite/Makefile.in: Regenerate.
7194 2009-09-11 Nick Clifton <nickc@redhat.com>
7196 * po/gold.pot: Updated by the Translation project.
7198 2009-09-08 Cary Coutant <ccoutant@google.com>
7200 * output.cc (Output_file::open): Add execute permission to empty file.
7201 * testsuite/Makefile.am (permission_test): New test.
7202 * testsuite/Makefile.in: Regenerate.
7204 2009-09-02 Ian Lance Taylor <iant@google.com>
7206 * output.cc (Output_file::resize): Call map_no_anonymous rather
7209 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7211 * gold.cc: Include "incremental.h".
7212 (queue_initial_tasks): Call Incremental_checker methods.
7213 * incremental.cc: Include "output.h".
7214 (Incremental_checker::can_incrementally_link_output_file): New
7216 * incremental.h (Incremental_checker): New class.
7218 * output.cc (Output_file::open_for_modification): New method.
7219 (Output_file::map_anonymous): Changed return type to bool. Record
7221 (Output_file::map_no_anonymous): New method, broken out of map.
7222 (Output_file::map): Use map_no_anonymous and map_anonymous.
7223 * output.h (class Output_file): Update declarations.
7225 2009-08-24 Cary Coutant <ccoutant@google.com>
7227 * options.h (Command_line::Pre_options): New class.
7228 (Command_line::pre_options): New member.
7229 * options.cc (gold::options::ready_to_register): New variable.
7230 (One_option::register_option): Do nothing if not registering options.
7231 Assert if same short option registered twice.
7232 (General_options::General_options): Turn off option registration when
7234 (Command_line::Pre_options::Pre_options): New constructor.
7236 2009-08-24 Cary Coutant <ccoutant@google.com>
7238 * options.h (General_options::no_keep_memory): Remove incorrect
7241 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7243 * Makefile.am (am__skiplex, am__skipyacc): New.
7244 * Makefile.in: Regenerate.
7246 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7248 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7249 (INCLUDES): ... this.
7250 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7251 (AM_CPPFLAGS): Renamed from ...
7252 (INCLUDE): ... this.
7253 * Makefile.in, testsuite/Makefile.in: Regenerate.
7255 * Makefile.in: Regenerate.
7256 * aclocal.m4: Likewise.
7257 * config.in: Likewise.
7258 * configure: Likewise.
7259 * testsuite/Makefile.in: Likewise.
7261 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7262 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7263 * Makefile.in: Regenerate.
7264 * testsuite/Makefile.in: Regenerate.
7266 2009-08-19 Cary Coutant <ccoutant@google.com>
7268 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7269 symbols in shared libraries overridden by hidden or internal symbols
7270 in the main program.
7272 2009-08-19 Chris Demetriou <cgd@google.com>
7274 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7275 checking source file names in error messages.
7277 2009-08-18 Doug Kwan <dougkwan@google.com>
7279 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7280 an elcpp::Ehdr as parameter. Adjust call to set_target.
7281 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7282 an elfcpp::Ehdr as parameter.
7283 * object.cc (Object::set_target): Remove the version that looks up
7284 a target and sets it.
7285 (Sized_relobj::setup): Take a Target object instead of
7286 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7287 (make_elf_sized_object): Find target and ask target to
7289 * object.h: (Object::set_target): Remove the version that looks up
7290 a target and sets it.
7291 (Sized_relobj::setup): Take a Target object instead of
7292 an elfcpp:Ehdr as parameter.
7293 * target.cc: Include dynobj.h.
7294 (Target::do_make_elf_object_implementation): New.
7295 (Target::do_make_elf_object): New.
7296 * target.h (Target::make_elf_object): New template declaration.
7297 (Target::do_make_elf_object): New method declarations.
7298 (Target::do_make_elf_object_implementation): New template declaration.
7300 2009-08-14 Ian Lance Taylor <iant@google.com>
7302 * gold.h (FUNCTION_NAME): Define.
7303 (gold_unreachable): Use FUNCTION_NAME.
7305 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7307 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7308 symbol in the --keep-unique list is not found.
7310 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7312 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7313 been maked as --keep-unique.
7314 (Icf::unfold_section): New function.
7315 * icf.h (Icf::unfold_section): New function.
7316 * options.h (General_options::keep_unique): New option.
7317 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7318 * testsuite/Makefile.in: Regenerate.
7319 * testsuite/icf_keep_unique_test.sh: New file.
7320 * testsuite/icf_keep_unique_test.cc: New file.
7322 2009-08-12 Cary Coutant <ccoutant@google.com>
7325 * resolve.cc (Symbol_table::resolve): Check for references from
7326 dynamic objects to hidden and internal symbols.
7327 * testsuite/Makefile.am (hidden_test.sh): New test.
7328 * testsuite/Makefile.in: Regenerate.
7329 * testsuite/hidden_test.sh: New script.
7330 * testsuite/hidden_test_1.c: New test source.
7331 * testsuite/hidden_test_main.c: New test source.
7333 2009-08-11 Doug Kwan <dougkwan@google.com>
7335 * arm.cc: Update comments.
7336 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7337 segment to locate the .ARM.exidx section if present.
7339 2009-08-09 Doug Kwan <dougkwan@google.com>
7341 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7344 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7345 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7348 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7350 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7351 valid tls_segment only for non-debug-section relocations.
7352 * testsuite/Makefile.am: Add gc_tls_test.
7353 * testsuite/Makefile.in: Regenerate.
7354 * testsuite/gc_tls_test.cc: New file.
7355 * testsuite/gc_tls_test.sh: New file.
7357 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7361 * Makefile.am (CCFILES): Add icf.cc.
7363 * Makefile.in: Regenerate.
7364 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7365 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7366 section, symbol and addend information for the relocs.
7367 * gold.cc (queue_middle_tasks): Call identical code folding.
7368 * gold.h: Add defines for multimap.
7369 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7370 to the call of finalize_local_symbols.
7371 * main.cc (main): Create object of class Icf.
7372 * object.cc (Sized_relobj::do_layout): Allow this function to be
7373 called twice during icf.
7374 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7375 to sections marked as identical by icf.
7376 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7378 (Sized_relobj::do_section_entsize): New function.
7379 * object.h (Object::section_entsize): New function.
7380 (Object::do_section_entsize): New pure virtual function.
7381 (Relobj::finalize_local_symbols): Add new parameter.
7382 (Relobj::do_section_entsize): New function.
7383 * options.h (General_options::icf): New option.
7384 (General_options::icf_iterations): New option.
7385 (General_options::print_icf_sections): New option.
7386 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7387 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7388 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7390 * symtab.cc (Symbol_table::is_section_folded): New function.
7391 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7392 to sections marked as identical by icf.
7393 * symtab.h (Symbol_table::set_icf): New function.
7394 (Symbol_table::icf): New function.
7395 (Symbol_table::is_section_folded): New function.
7396 (Symbol_table::icf_): New data member.
7397 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7398 * testsuite/Makefile.am: Add commands to build icf_test.
7399 * testsuite/Makefile.in: Regenerate.
7400 * testsuite/icf_test.sh: New file.
7401 * testsuite/icf_test.cc: New file.
7403 2009-07-24 Chris Demetriou <cgd@google.com>
7405 * layout.cc (is_compressible_debug_section): Fix incorrect
7406 comment about compressed section names.
7408 2009-07-20 Ian Lance Taylor <ian@airs.com>
7411 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7413 2009-07-16 Ian Lance Taylor <iant@google.com>
7416 * layout.h: #include <map>.
7417 (class Kept_section): Change from struct to class. Add accessors
7418 and setters. Add section size to Comdat_group mapping. Change
7419 Comdat_group to std::map. Add is_comdat_ field. Add
7420 linkonce_size field in union.
7421 (class Layout): Update declaration of find_or_add_kept_section.
7422 Don't declare find_kept_object.
7423 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7424 parameter. Add object, shndx, is_comdat, and is_group_name
7425 parameters. Change all callers. Adjust for new Kept_section.
7426 (Layout::find_kept_object): Remove.
7427 * object.cc (Sized_relobj::include_section_group): Update use of
7428 Kept_section. Rename secnum to shndx. Only record
7429 Kept_comdat_section if sections are the same size.
7430 (Sized_relobj::include_linkonce_section): Update use of
7431 Kept_section. Only record Kept_comdat_section if sections are the
7432 same size. Set size of linkonce section.
7433 (Sized_relobj::map_to_kept_section): Update call to
7434 get_kept_comdat_section.
7435 * object.h (class Sized_relobj): Rename fields in
7436 Kept_comdat_section to drop trailing underscores; change object
7437 field to Relobj*. Change Kept_comdat_section_table to store
7438 struct rather than pointer.
7439 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7440 Add kept_object and kept_shndx parameters. Change all callers.
7441 (Sized_relobj::get_kept_comdat_section): Change return type to
7442 bool. Add kept_object and kept_shndx parameters. Change all
7444 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7445 Layout::find_or_add_kept_section.
7447 2009-07-09 Ian Lance Taylor <iant@google.com>
7449 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7450 Reserve space in the hash table.
7452 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7454 * fileread.cc (File_read::get_mtime): New method.
7455 * fileread.h (Timespec): New structure.
7456 (File_read::get_mtime): New method.
7457 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7458 Renamed from timestamp_nsec.
7459 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7461 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7463 (Incremental_inputs::report_archive): Save mtime; style fix.
7464 (Incremental_inputs::report_obejct): Save mtime; style fix.
7465 (Incremental_inputs::report_script): Save mtime; style fix.
7466 (Incremental_inputs::finalize_inputs): Style fix.
7467 (Incremental_inputs::finalize): Style fix.
7468 (Incremental_inputs::create_input_section_data): Store inputs
7470 * incremental.h (Incremental_inputs::report_script): Add mtime
7472 (Incremental_inputs::Input_info::Input_info): Intialize only one
7474 (Incremental_inputs::Input_info::archive): Move to nameless
7476 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7477 (Incremental_inputs::Input_info::script): Move to nameless union.
7478 (Incremental_inputs::mtime): New field.
7479 * script.cc (read_input_script): Pass file mtime to
7481 * script.h (Script_info::inputs): Style fix.
7483 2009-07-01 Ian Lance Taylor <ian@airs.com>
7485 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7488 2009-06-24 Ian Lance Taylor <iant@google.com>
7491 * layout.cc (Layout::choose_output_section): If we find an
7492 existing section, update the flags.
7493 (Layout::create_notes): New function, broken out of
7495 (Layout::finalize): Don't create note sections.
7496 (Layout::create_note): Don't crash if linker script discards
7498 (Layout::create_gold_note): Likewise.
7499 (Layout::create_build_id): Likewise. Don't set
7500 after_input_sections on the section.
7501 (Layout::create_executable_stack_info): Remove target parameter.
7503 * layout.h (class Layout): Declare create_notes. Update
7504 declaration of create_executable_stack_info.
7505 * gold.cc (queue_middle_tasks): Call create_notes.
7506 * output.cc (Output_section::update_flags_for_input_section): Move
7507 here from output.h. If SHF_ALLOC flag is newly set, mark address
7509 * output.h (Output_data::mark_address_invalid): New function.
7510 (class Output_section): Only declare, not define,
7511 update_flags_for_input_section. Remove set_flags.
7513 2009-06-24 Ian Lance Taylor <iant@google.com>
7515 * script-sections.cc (Output_section_definition::
7516 set_section_addresses): Rename shadowing local load_address to
7519 2009-06-24 Ian Lance Taylor <iant@google.com>
7522 * reloc.cc (relocate_sections): Skip empty relocation sections.
7524 2009-06-23 Ian Lance Taylor <iant@google.com>
7527 * layout.cc (Layout::create_note): Use choose_output_section
7528 rather than make_output_section.
7530 2009-06-23 Ian Lance Taylor <iant@google.com>
7533 * options.cc (General_options::parse_V): Set printed_version_.
7534 (General_options::General_options): Initialize printed_version_.
7535 * options.h (class General_options): Add printed_version_ field.
7536 * gold.cc (queue_initial_tasks): If there are no input files,
7537 don't give a fatal error if we printed the version information.
7538 (queue_middle_tasks): If using -r with a shared object, give a
7539 fatal error rather than an ordinary error.
7541 2009-06-23 Ian Lance Taylor <iant@google.com>
7544 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7545 (Layout::make_output_section): Set have_stabstr_section_ if we see
7546 a .stab*str section.
7547 (Layout::finalize): Call link_stabs_sections.
7548 (Layout::link_stabs_sections): New file.
7549 * layout.h (class Layout): Add have_stabstr_section_ field.
7550 Declare link_stabs_sections.
7552 2009-06-23 Doug Kwan <dougkwan@google.com>
7554 * Makefile.am (libgold_a_LIBADD): New.
7555 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7556 * Makefile.in: Regenerate.
7557 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7558 * configure: Regenerate.
7559 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7560 * fileread.cc: Include sys/state.h
7561 * gold.h: Declare memmem and strndup if found missing.
7562 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7564 2009-06-23 Ian Lance Taylor <iant@google.com>
7566 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7567 * configure: Rebuild.
7569 2009-06-23 Ian Lance Taylor <iant@google.com>
7572 * object.cc (Object::section_contents): Don't try to get a view if
7573 the section has length zero.
7574 (Object::handle_gnu_warning_section): If the section is empty, use
7575 the name of the section as the warning.
7577 2009-06-23 Ian Lance Taylor <iant@google.com>
7580 * stringpool.h (class Stringpool_template): Add optimize_ field.
7581 (Stringpool_template::set_optimize): New function.
7582 * stringpool.cc (Stringpool_template::Stringpool_template):
7583 Initialize optimize_ field.
7584 (Stringpool_template::set_string_offsets): Test local optimize
7585 fild rather than parameter.
7586 * layout.cc (Layout::Layout): Call set_optimize on the section
7589 2009-06-22 Ian Lance Taylor <iant@google.com>
7592 * yyscript.y: Parse TARGET.
7593 * script.cc (script_set_target): New function.
7594 * script-c.h (script_set_target): Declare.
7595 * options.cc (General_options::string_to_object_format): Rename
7596 from string_to_object_format in anonymous namespace. Change
7598 * options.h (class General_options): Declare
7599 string_to_object_format.
7601 2009-06-22 Ian Lance Taylor <iant@google.com>
7603 * script-sections.cc (Script_sections::create_segments): Don't put
7604 program headers in a PT_LOAD segment if -n or -N.
7606 2009-06-22 Ian Lance Taylor <iant@google.com>
7609 * options.h (class General_options): Add -z lazy and -z now. Sort
7610 -z options into alphabetical order.
7611 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7613 2009-06-21 Ian Lance Taylor <iant@google.com>
7615 * layout.cc (Layout::make_output_section): Call
7616 Target::new_output_section.
7617 (Layout::attach_allocated_section_to_segment): Put large section
7618 sections in a separate load segment with the large segment flag
7620 (Layout::segment_precedes): Sort large data segments after other
7622 (align_file_offset): New static function.
7623 (Layout::set_segment_offsets): Use align_file_offset.
7624 * output.h (class Output_section): Add is_small_section_ and
7625 is_large_section_ fields.
7626 (Output_section::is_small_section): New function.
7627 (Output_section::set_is_small_section): New function.
7628 (Output_section::is_large_section): New function.
7629 (Output_section::set_is_large_section): New function.
7630 (Output_section::is_large_data_section): New function.
7631 (class Output_segment): Add is_large_data_segment_ field.
7632 (Output_segment::is_large_data_segment): New function.
7633 (Output_segment::set_is_large_data_segment): New function.
7634 * output.cc (Output_section::Output_section): Initialize new
7636 (Output_segment::Output_segment): Likewise.
7637 (Output_segment::add_output_section): Add assertion that large
7638 data sections always go in large data segments. Force small data
7639 sections to the end of the list of data sections. Force small BSS
7640 sections to the start of the list of BSS sections. For large BSS
7641 sections to the end of the list of BSS sections.
7642 * symtab.h (class Symbol): Declare is_common_shndx.
7643 (Symbol::is_defined): Check Symbol::is_common_shndx.
7644 (Symbol::is_common): Likewise.
7645 (class Symbol_table): Define enum Commons_section_type. Update
7646 declarations. Add small_commons_ and large_commons_ fields.
7647 * symtab.cc (Symbol::is_common_shndx): New function.
7648 (Symbol_table::Symbol_table): Initialize new fields.
7649 (Symbol_table::add_from_object): Put small and large common
7650 symbols in the right list.
7651 (Symbol_table::sized_finalized_symbol): Check
7652 Symbol::is_common_shndx.
7653 (Symbol_table::sized_write_globals): Likewise.
7654 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7655 common symbol lists. Don't call do_allocate_commons_list if the
7657 (Symbol_table::do_allocate_commons_list): Remove is_tls
7658 parameter. Add comons_section_type parameter. Change all
7659 callers. Handle small and large common symbols.
7660 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7661 Symbol::is_common_shndx.
7662 * resolve.cc (symbol_to_bits): Likewise.
7663 * target.h (Target::small_common_shndx): New function.
7664 (Target::small_common_section_flags): New function.
7665 (Target::large_common_shndx): New function.
7666 (Target::large_common_section_flags): New function.
7667 (Target::new_output_section): New function.
7668 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7669 small_common_section_flags, and large_common_section_flags
7671 (Target::do_new_output_section): New virtual function.
7672 * arm.cc (Target_arm::arm_info): Initialize new fields.
7673 * i386.cc (Target_i386::i386_info): Likewise.
7674 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7676 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7677 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7678 (Target_x86_64::do_new_output_section): New function.
7679 * configure.ac: Define conditional MCMODEL_MEDIUM.
7680 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7681 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7682 (large_LDFLAGS): Define.
7683 * testsuite/large.c: New file.
7684 * testsuite/testfile.cc (Target_test::test_target_info):
7685 Initialize new fields.
7686 * configure, testsuite/Makefile.in: Rebuild.
7688 2009-06-05 Doug Kwan <dougkwan@google.com>
7690 * Makefile.am (CCFILES): Add target.cc.
7691 * Makefile.in: Regenerate.
7692 * i386.cc (class Target_i386): Define new virtual method to
7693 override do_is_local_label_name in parent.
7694 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7695 local symbols if --discard-locals or -X is given.
7696 * options.h (class General_options): Declare new options
7697 '--discard-locals' and '-X' for discarding locals.
7698 * target.h (class Target): Define new methods is_local_label_name.
7699 Declare new virtual method do_is_local_label_name.
7700 * target.cc: New file.
7701 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7702 (check_SCRIPTS): Add discard_locals_test.sh.
7703 (check_DATA): Add discard_local_tests.syms.
7704 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7705 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7706 * testsuite/Makefile.in: Regenerate.
7707 * testsuite/discard_locals_test.c: New file.
7708 * testsuite/discard_locals_test.sh: Same.
7710 2009-06-05 Doug Kwan <dougkwan@google.com>
7712 * object.cc (Sized_relobj::Sized_relobj): Initialize
7713 discarded_eh_frame_shndx_ to -1U.
7714 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7716 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7717 a discarded .eh_frame section.
7718 (Sized_relobj::do_finalize_local_symbols): Ditto.
7719 * object.h (class Sized_relobj): Declare new member
7720 discarded_eh_frame_shndx_.
7721 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7722 (local_labels_test.o, local_labels_test): New rules.
7723 * testsuite/Makefile.in: Regenerate.
7725 2009-06-04 Doug Kwan <dougkwan@google.com>
7727 * layout.cc (Layout::section_name_mapping): Add mapping for
7728 special ARM sections.
7730 2009-06-03 Doug Kwan <dougkwan@google.com>
7732 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7733 (utils::has_overflow): Same.
7735 2009-06-03 Ian Lance Taylor <iant@google.com>
7737 * layout.cc (Layout::section_name_mapping): New array, replacing
7738 Layout::linkonce_mapping.
7739 (Layout::section_name_mapping_count): New variable, replacing
7740 Layout::linkonce_mapping_count.
7741 (Layout::linkonce_output_name): Remove.
7742 (Layout::output_section_name): Rewrite.
7743 * layout.h (class Layout): Rename Linkonce_mapping to
7744 Section_name_mapping, linkonce_mapping to section_name_mapping,
7745 linkonce_mapping_count to section_name_mapping_count. Don't
7746 declare linkonce_output_name.
7748 2009-06-03 Doug Kwan <dougkwan@google.com>
7750 * gold/arm.cc (namespace utils): New.
7751 (Target_arm::reloc_is_non_pic): Define new method.
7752 (class Arm_relocate_functions): New.
7753 (Target_arm::Relocate::relocate): Handle relocation types used by
7756 2009-06-03 Ian Lance Taylor <iant@google.com>
7758 * arm.cc (Target_arm::scan::global): Use || instead of |.
7760 2009-06-02 Doug Kwan <dougkwan@google.com>
7762 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7763 issued_non_pic_error_.
7764 (class Target_arm::Scan): Declare new method check_non_pic.
7765 Define new method symbol_needs_plt_entry.
7766 Declare new data member issued_non_pic_error_.
7767 (class Target_arm::Relocate): Declare new method
7768 should_apply_static_reloc.
7769 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7770 (Target_arm::Scan::check_non_pic): Define new method.
7771 (Target_arm::Scan::local): Handle a small subset of reloc types used
7773 (Target_arm::Scan::local): Same.
7774 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7776 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7778 * incremental.cc (Incremental_inputs::report_command_line): Filter
7779 out --incremental-* options.
7781 2009-05-29 Doug Kwan <dougkwan@google.com>
7783 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7785 (class Target_arm): Update comment.
7786 (Target_arm::Target_arm): Initialize new data members GOT_,
7787 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7788 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7789 and Target_arm::rel_dyn_section.
7790 Declare new_enum Target_arm::Got_type.
7791 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7793 Update commments for member do_dynsym_value.
7794 (Target_arm::got_size, Target_arm::plt_section,
7795 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7796 new methods inside class defintion.
7797 (Target_arm::got_section): Define new method.
7798 (Target_arm::rel_dyn_section): Same.
7799 (Output_data_plt_arm): New template class.
7800 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7801 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7802 (Output_data_plt_arm::add_entry): Same.
7803 (Output_data_plt_arm::first_plt_entry): Define new
7804 static data member for PLT instruction template.
7805 (Output_data_plt_arm::plt_entry): Same.
7806 (Output_data_plt_arm::do_write): Define new method.
7807 (Target_arm::make_plt_entry): Same.
7808 (Target_arm::do_finalize_sections): Same.
7809 (Target_arm::do_dynsym_value): Same.
7811 2009-05-28 Doug Kwan <dougkwan@google.com>
7813 * Makefile.am (TARGETSOURCES): Add arm.cc.
7814 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7815 * Makefile.in: Regenerate.
7817 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7819 2009-05-26 Doug Kwan <dougkwan@google.com>
7821 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7822 (General_options::check_excluded_libs): Strip off directories in
7823 archive name before matching like GNU ld does.
7824 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7825 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7826 (exclude_libs_test_LDFLAGS): Add linker option
7827 -Wl,--exclude-libs,libexclude_libs_test_3
7828 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7829 an explicit archive without using -l.
7830 (alt/libexclude_libs_test_3.a): New make rule.
7831 * testsuite/Makefile.in: Regenerate.
7832 * testsuite/exclude_libs_test.c : Declare lib3_default().
7834 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7835 * exclude_libs_test_3.c: New file.
7837 2009-05-26 Nick Clifton <nickc@redhat.com>
7839 * po/id.po: New Indonesian translation.
7840 * po/gold.pot: Updated template file.
7842 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7844 * testsuite/Makefile.am: Add -ffunction-sections to compile
7845 gc_comdat_test files. Add -Wl,--gc-sections to build
7847 * testsuite/Makefile.in: Regenerate.
7848 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7850 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7852 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7853 kept comdat section was garbage collected.
7854 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7855 * testsuite/Makefile.in: Regenerate.
7856 * testsuite/gc_comdat_test.sh: New file.
7857 * testsuite/gc_comdat_test_1.cc: New file.
7858 * testsuite/gc_comdat_test_2.cc: New file.
7860 2009-05-19 Doug Kwan <dougkwan@google.com>
7862 * archive.cc (Archive::Archive): Move constructor from archive.h
7863 to here. Initialize no_export_.
7864 (Archive::get_elf_object_for_member): Set no_export flag of object.
7865 * archive.h (Archive::Archive): Move constructor body to
7867 (Archive::no_export): New method.
7868 (Archive::no_export_): New field.
7869 * object.h (Object::Object): Initialize no_export_ to false.
7870 (Object::no_export, Object::set_no_export): New methods.
7871 (Object::no_export_): New field.
7872 * options.cc (General_options::parse_exclude_libs): New method.
7873 (General_options::check_excluded_libs) Same.
7874 * options.h (exclude_libs): New option.
7875 (General_options::check_excluded_libs): New method declaration.
7876 (General_options::excluded_libs_): New field.
7877 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7878 default or protected visibility if an object has no-export flag set.
7879 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7880 (check_SCRIPTS): Add exclude_libs_test.sh.
7881 (check_DATA): Add exclude_libs_test.syms.
7882 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7883 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7884 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7885 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7886 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7887 libexclude_libs_test_2.a): New rules.
7888 * testsuite/Makefile.in: Regenerate.
7889 * testsuite/exclude_libs_test.c: New file.
7890 * testsuite/exclude_libs_test.sh: Ditto.
7891 * testsuite/exclude_libs_test_1.c: Ditto.
7892 * testsuite/exclude_libs_test_2.c: Ditto.
7894 2009-05-15 Ian Lance Taylor <iant@google.com>
7896 * configure.ac: Check for declarations for cases where libiberty.h
7897 checks HAVE_DECL_xxx.
7898 * configure, config.in: Rebuild.
7900 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7902 * gold.h (Incremental_argument_list): Remove (invalid) forward
7904 * incremental.cc (Incremental_inputs::report_achive): New method.
7905 (Incremental_inputs::report_object): New method.
7906 (Incremental_inputs::report_script): New method.
7907 (Incremental_inputs::finalize_inputs): New method.
7908 (Incremental_inputs::finalize): Call finalize_inputs().
7909 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7910 Create inputs entries.
7911 * incremental.h (Incremental_input_type): New enum.
7912 (Incremental_inputs::Incremental_input): Initialize new fields.
7913 (Incremental_inputs::report_inputs): New method.
7914 (Incremental_inputs::report_achive): New method.
7915 (Incremental_inputs::report_object): New method.
7916 (Incremental_inputs::report_script): New method.
7917 (Incremental_inputs::finalize_inputs): New method.
7918 (Incremental_inputs::Input_info): New struct.
7919 (Incremental_inputs::Input_info_map): New typedef.
7920 (Incremental_inputs::lock_): New field.
7921 (Incremental_inputs::Inputs_): New field.
7922 (Incremental_inputs::Inputs_map): New field.
7923 * main.cc (main): Call Incremental_input::report_inputs.
7924 * options.h (Input_argument_list): Typedef moved from
7926 (Input_file_group::Files): Remove, use ::Input_argument_list.
7927 (Input_file_group::Input_argument_list): Remove, use
7928 ::Input_argument_list.
7929 * plugin.cc (Plugin_manager::add_input_file): Add error in
7931 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7933 * script.cc (read_input_script): Call
7934 Incremental_input::report_script.
7935 * script.h (Script_info): New class.
7937 2009-04-27 Ian Lance Taylor <iant@google.com>
7939 * x86_64.cc (do_adjust_output_section): Set entsize to
7942 2009-04-23 Elliott Hughes <enh@google.com>
7944 * output.cc (Output_file::close): After short writes, continue
7945 writing from the correct offset in the buffer being written.
7947 2009-04-23 Chris Demetriou <cgd@google.com>
7949 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7950 * configure: Regenerate.
7951 * config.in: Regenerate.
7952 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7953 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7955 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7957 * incremental.cc (Incremental_inputs_header_data): Renamed from
7958 Incremental_input_header_data.
7959 (Incremental_inputs_header_data::data_size): New field.
7960 (Incremental_inputs_header_data::put_input_file_count): Renamed
7961 from input_file_count.
7962 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7963 from command_line_offset.
7964 (Incremental_inputs_header_data::put_reserved): Renamed from
7966 (Incremental_inputs_entry_data): Renamed from
7967 Incremental_input_entry_data.
7968 (Incremental_inputs_entry_data::data_size): New field.
7969 (Incremental_inputs::report_command_line): New method.
7970 (Incremental_inputs::finalize): New method.
7971 (Incremental_inputs::create_incremental_inputs_data): New method.
7972 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7973 * incremental.h: New file.
7974 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7975 (Layout::finalize): Create incremental inputs section in
7977 (Layout::create_incremental_info_sections): New method.
7978 * layout.h (Layout::incremental_inputs): New method.
7979 (Layout::create_incremental_info_sections): New method.
7980 (Layout::incremental_inputs_): New field.
7981 * main.cc (main): Notify Incremental_input of the command line.
7983 2009-04-01 Ian Lance Taylor <iant@google.com>
7984 Mikolaj Zalewski <mikolajz@google.com>
7986 * gold.h (reserve_unordered_map): Define, three versions, one for
7987 each version of Unordered_map.
7988 * layout.cc (Layout::Layout): Remove options parameter. Add
7989 number_of_input_files parameter. Don't initialize options_.
7990 Initialize number_of_input_files_ and resized_signatures_. Move
7991 sections_are_attached_.
7992 (Layout::layout_group): Reserve space for group_signatures_.
7993 (Layout::find_or_add_kept_section): Change name parameter to be a
7994 reference. Resize signatures_ map when it gets large enough.
7995 (Layout::layout_eh_frame): Use parameters->options() instead of
7997 (Layout::make_output_section): Likewise.
7998 (Layout::attach_allocated_section_to_segment): Likewise.
7999 (Layout::finalize, Layout::create_executable_stack): Likewise.
8000 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8001 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8002 * layout.h (class Layout): Update declarations. Remove options_
8003 field. Add number_of_input_files_ and resized_signatures_
8004 fields. Move sections_are_attached_ field.
8005 * main.cc (main): Pass number of input files to Layout
8006 constructor. Don't pass options.
8008 2009-03-30 Ian Lance Taylor <iant@google.com>
8010 * ffsll.c (ffsll): Correct implementation.
8012 2009-03-27 Ian Lance Taylor <iant@google.com>
8014 * ffsll.c: New file.
8015 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8016 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8017 * ftruncate.c (ftruncate): Declare before definition.
8018 * mremap.c (mremap): Likewise.
8019 * pread.c (pread): Likewise.
8020 * configure, Makefile.in, config.in: Rebuild.
8022 * mremap.c: New file.
8023 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8024 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8025 (mremap): Declare if HAVE_MREMAP is not defined.
8026 * configure, Makefile.in, config.in: Rebuild.
8028 2009-03-27 Cary Coutant <ccoutant@google.com>
8030 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8031 position independent.
8032 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8033 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8035 2009-03-24 Cary Coutant <ccoutant@google.com>
8037 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8039 (needs_dynamic_reloc): Likewise.
8041 2009-03-24 Ian Lance Taylor <iant@google.com>
8043 * yyscript.y (file_cmd): Recognize EXTERN.
8044 (extern_name_list, extern_name_list_body): New nonterminals.
8045 * script.cc (script_add_extern): Define.
8046 * script-c.h (script_add_extern): Declare.
8048 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8050 * object.cc (is_elf_object): Define.
8051 * object.h (is_elf_object): Declare.
8052 * archive.cc (Archive::get_elf_object_for_member): Call
8054 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8056 2009-03-24 Elliott Hughes <enh@google.com>
8058 * output.cc (Output_file::map_anonymous): Define.
8059 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8060 try an anonymous one. Report the size if the mmap fails.
8061 * output.h (class Output_file): Declare map_anonymous.
8063 2009-03-24 Ian Lance Taylor <iant@google.com>
8065 * target-select.cc (instantiate_target): Don't acquire the lock if
8066 the instantiated_target_ field has already been set.
8068 2009-03-23 Ian Lance Taylor <iant@google.com>
8070 * gold-threads.h (class Initialize_lock): Define.
8071 * gold-threads.cc (class Initialize_lock_once): Define.
8072 (initialize_lock_control): New static variable.
8073 (initialize_lock_pointer): New static variable.
8074 (initialize_lock_once): New static function.
8075 (Initialize_lock::Initialize_lock): Define.
8076 (Initialize_lock::initialize): Define.
8077 * target-select.h: Include "gold-threads.h".
8078 (class Target_selector): Add lock_ and initialize_lock_ fields.
8079 Don't define instantiate_target, just declare it.
8080 * target-select.cc (Target_selector::Target_selector): Initialize
8082 (Target_selector::instantiate_target): Define.
8083 * descriptors.h: Include "gold-threads.h".
8084 (class Descriptors): Add initialize_lock_ field.
8085 * descriptors.cc (Descriptors::Descriptors): Initialize new
8087 (Descriptors::open): Use initialize_lock_ field
8088 * errors.h (class Errors): Add initialize_lock_ field.
8089 * errors.cc (Errors::Errors): Initialize new field.
8090 (Errors::initialize_lock): Use initialize_lock_ field.
8091 * powerpc.cc (class Target_selector_powerpc): Remove
8092 instantiated_target_ field. In do_recognize call
8093 instantiate_target rather than do_instantiate_target. In
8094 do_instantiate_target just allocate a new target.
8095 * sparc.cc (class Target_selector_sparc): Likewise.
8097 * freebsd.h: New file.
8098 * i386.cc: Include "freebsd.h".
8099 (Target_i386): Derive from Target_freebsd rather than
8101 (Target_selector_i386): Derive from Target_selector_freebsd rather
8102 than Target_selector.
8103 * x86_64.cc: Include "freebsd.h".
8104 (Target_x86_64): Derive from Target_freebsd rather than
8106 (Target_selector_x86_64): Derive from Target_selector_freebsd
8107 rather than Target_selector.
8108 * target.h (class Target): Add adjust_elf_header and
8109 do_adjust_elf_header.
8110 * output.cc (Output_file_header:: do_sized_write): Call target
8111 adjust_elf_header routine.
8112 * configure.tgt: Set targ_osabi.
8113 * configure.ac: Define GOLD_DEFAULT_OSABI.
8114 * parameters.cc (Parameters::default_target): Pass
8115 GOLD_DEFAULT_OSABI to select_target.
8116 * target-select.h (class Target_selector): Make instantiate_target
8117 protected rather than private.
8118 * Makefile.am (HFILES): Add freebsd.h.
8119 * configure, Makefile.in, config.in: Rebuild.
8121 * merge.cc (do_add_input_section): Correct pend value. Change
8122 message about last entry not being null terminated from error to
8125 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8127 * incremental.cc: New file.
8128 * Makefile.am (CCFILES): Add incremental.cc.
8129 * Makefile.in: Rebuild.
8131 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8133 * layout.cc (Layout::output_section_name): Preserve names
8134 of '.note.' sections.
8136 2009-03-19 Ian Lance Taylor <iant@google.com>
8138 * descriptors.cc (Descriptors::open): Check that the options are
8139 valid before using them.
8141 2009-03-18 Ian Lance Taylor <iant@google.com>
8143 * script-sections.h: Include <list>.
8144 (class Script_sections): Change Sections_elements from std::vector
8145 to std::list. Typedef public Elements_iterator. Add
8146 orphan_section_placement_, data_segment_align_start_, and
8147 saw_data_segment_align_ fields. Remove data_segment_align_index_
8149 * script-sections.cc (class Orphan_section_placement): New class.
8150 (class Sections_element): Add virtual functions is_relro and
8151 orphan_section_init. Remove virtual function place_orphan_here.
8152 (class Output_section_definition): Add is_relro and
8153 orphan_section_init. Remove place_orphan_here.
8154 (class Orphan_output_section): Likewise.
8155 (Script_sections::Script_sections): Update for field changes.
8156 (Script_sections::data_segment_align): Set saw_data_segment_align_
8157 and data_segment_align_start_, not data_segment_align_index.
8158 (Script_sections::data_segment_relro_end): Check
8159 saw_data_segment_align_. Use data_segment_align_start_ rather
8160 than data_segment_align_index_.
8161 (Script_sections::place_orphan): Rewrite to use
8162 Orphan_section_placement.
8164 2009-03-17 Ian Lance Taylor <iant@google.com>
8166 * archive.cc (Archive::add_symbols): Check for a version attached
8167 to the symbol name in the archive map.
8168 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8169 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8170 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8171 (ver_test_11.a): New target.
8172 * testsuite/Makefile.in: Rebuild.
8174 * configure.ac: Check for chsize and posix_fallocate. Replace
8176 * ftruncate.c: New file, from gnulib.
8177 * output.cc (posix_fallocate): Define dummy version if not
8178 HAVE_POSIX_FALLOCATE.
8179 (Output_file::map): Call posix_fallocate rather than lseek and
8181 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8182 * configure, Makefile.in, config.in: Rebuild.
8184 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8186 * layout.h (Layout::create_note): Add section_name parameter.
8187 * layout.cc (Layout::create_note): Likewise.
8188 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8190 2009-03-17 Ian Lance Taylor <iant@google.com>
8192 * descriptors.cc: Include "options.h".
8193 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8194 (Descriptors::open): Always use O_CLOEXEC when opening a new
8195 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8196 then set FD_CLOEXEC.
8198 * sparc.cc (class Target_sparc): Add has_got_section.
8199 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8200 make sure we have a GOT section.
8202 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8203 (Target_sparc::Scan::local): Likewise.
8204 (Target_sparc::Scan::global): Likewise.
8205 (Target_sparc::Relocate::relocate): Likewise.
8206 (Target_sparc::Relocate::relocate_tls): Likewise.
8208 * symtab.cc (Symbol_table::define_default_version): New function,
8209 broken out of add_from_object.
8210 (Symbol_table::add_from_object): Call define_default_version.
8211 (Symbol_table::define_special_symbol): Add resolve_oldsym
8212 parameter. Change all callers. If the version for a symbol comes
8213 from a version script, resolve it with the symbol with the same
8214 name with no version. Also add the symbol without a version if
8216 (do_define_in_output_data): If resolving with oldsym, don't delete
8218 (do_define_in_output_segment): Likewise.
8219 (do_define_as_constant): Likewise.
8220 * symtab.h (class Symbol_table): Update declarations.
8222 2009-03-13 Ian Lance Taylor <iant@google.com>
8224 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8225 (Read_symbols::requeue): New function.
8226 (Read_symbols::do_read_symbols): If make_elf_object fails because
8227 the target type is not configured, and the file was searched for,
8228 issue a warning and retry with the next directory.
8229 (Add_symbols::run): If the file has an incompatible format, and
8230 it was searched for, requeue the Read_symbols task. On error,
8232 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8233 dirindex parameter to constructor. Change all callers. Declare
8234 incompatible_warning and requeue.
8235 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8236 input_argument_ and input_group_ fields. Add them to
8237 constructor. Change all callers.
8238 (class Read_script): Add dirindex_ field. Add it to constructor.
8240 * archive.cc (Archive::setup): Remove input_objects parameter.
8242 (Archive::get_file_and_offset): Likewise.
8243 (Archive::read_all_symbols): Likewise.
8244 (Archive::read_symbols): Likewise.
8245 (Archive::get_elf_object_for_member): Remove input_objects
8246 parameter. Add punconfigured parameter. Change all callers.
8247 (Archive::add_symbols): Change return type to bool. Check return
8248 value of include_member.
8249 (Archive::include_all_members): Likewise.
8250 (Archive::include_member): Change return type to bool. Return
8251 false if first included object has incompatible target. Set
8252 included_member_ field.
8253 (Add_archive_symbols::run): If add_symbols returns false, requeue
8255 * archive.h (class Archive): Add included_member_ field.
8256 Initialize it in constructor. Add input_file and searched_for
8257 methods. Update declarations.
8258 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8259 input_argument_ fields. Add them to constructor. Change all
8261 * script.cc: Include "target-select.h".
8262 (class Parser_closure): Add skip_on_incompatible_target_ and
8263 found_incompatible_target_ fields. Add
8264 skip_on_incompatible_target parameter to constructor. Change all
8265 callers. Add methods skip_on_incompatible_target,
8266 clear_skip_on_incompatible_target, found_incompatible_target, and
8267 set_found_incompatible_target.
8268 (read_input_script): Add dirindex parameter. Change all callers.
8269 If parser finds an incompatible target, requeue Read_symbols
8271 (script_set_symbol): Clear skip_on_incompatible_target in
8273 (script_add_assertion, script_parse_option): Likewise.
8274 (script_start_sections, script_add_phdr): Likewise.
8275 (script_check_output_format): New function.
8276 * script.h (read_input_script): Update declaration.
8277 * script-c.h (script_check_output_format): Declare.
8278 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8279 (ignore_cmd): Remove OUTPUT_FORMAT.
8280 * fileread.cc (Input_file::Input_file): Add explicit this.
8281 (Input_file::will_search_for): New function.
8282 (Input_file::open): Add pindex parameter. Change all callers.
8283 * fileread.h (class Input_file): Add input_file_argument method.
8284 Declare will_search_for. Update declarations.
8285 * object.cc (make_elf_object): Add punconfigured parameter.
8287 * object.h (class Object): Make input_file public. Add
8288 searched_for method.
8289 (make_elf_object): Update declaration.
8290 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8292 * dirsearch.h (class Dirsearch): Update declaration.
8293 * options.h (class General_options): Add --warn-search-mismatch.
8294 * parameters.cc (Parameters::is_compatible_target): New function.
8295 * parameters.h (class Parameters): Declare is_compatible_target.
8296 * workqueue.cc (Workqueue::add_blocker): New function.
8297 * workqueue.h (class Workqueue): Declare add_blocker.
8299 * fileread.cc (Input_file::open): Remove options parameter.
8301 (Input_file::open_binary): Likewise.
8302 * script.cc (read_input_script): Likewise.
8303 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8304 options parameter from constructor. Change all callers.
8305 (class Read_script): Likewise.
8306 * fileread.h (class Input_file): Update declarations.
8307 * script.h (read_input_script): Update declaration.
8309 2009-03-10 Nick Clifton <nickc@redhat.com>
8311 * po/es.po: New Spanish translation.
8313 2009-03-06 Cary Coutant <ccoutant@google.com>
8315 * options.cc (parse_short_option): Keep dash_z from registering itself.
8317 2009-03-03 Ian Lance Taylor <iant@google.com>
8320 * target-reloc.h (relocate_section): Pass output_section to
8322 * i386.cc (Target_i386::should_apply_static_reloc): Add
8323 output_section parameter. Change all callers.
8324 (Target_i386::Relocate::relocate): Add output_section parameter.
8325 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8326 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8327 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8328 * testsuite/two_file_shared.sh: New script.
8329 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8330 (check_DATA): Add two_file_shared.dbg.
8331 (two_file_shared.dbg): New target.
8332 * testsuite/Makefile.in: Rebuild.
8334 2009-03-01 Ian Lance Taylor <iant@google.com>
8336 * configure.ac: Check for byteswap.h.
8337 * configure: Rebuild.
8338 * config.in: Rebuild.
8340 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8342 * layout.cc (Layout::find_or_add_kept_section): New function.
8343 (Layout::add_comdat): Removed.
8344 * layout.h (struct Kept_section): Move out of class Layout.
8345 Remove trailing underscores from field names. Add group_sections
8346 field. Rename group_ field to is_group. Change all uses.
8347 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8348 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8349 comdat_groups_ field.
8350 (Sized_relobj::include_section_group): Use
8351 find_or_add_kept_section and Kept_section::group_sections.
8352 (Sized_relobj::include_linkonce_section): Likewise.
8353 * object.cc (class Sized_relobj): Don't define Comdat_group or
8354 Comdat_group_table. Remove find_comdat_group and
8355 add_comdat_group. Remove comdat_groups_ field.
8356 * plugin.cc (include_comdat_group): Use
8357 Layout::find_or_add_kept_section.
8359 2009-02-28 Ian Lance Taylor <iant@google.com>
8361 * README: --gc-sections and map files are now supported. Document
8362 some build requirements.
8365 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8366 relocatable link set the value of the section symbol to zero.
8367 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8368 relocatable link don't include the section address in the local
8371 2009-02-27 Ian Lance Taylor <iant@google.com>
8374 * options.h (class Search_directory): Add is_system_directory.
8375 (class General_options): Declare is_in_system_directory.
8376 * options.cc (get_relative_sysroot): Make static.
8377 (get_default_sysroot): Make static.
8378 (General_optoins::is_in_system_directory): New function.
8379 * fileread.cc (Input_file::is_in_system_directory): New function.
8380 * fileread.h (class Input_file): Declare is_in_system_directory.
8381 * object.h (class Object): Add is_in_system_directory.
8382 (class Input_objects): Remove system_library_directory_ field.
8383 * object.cc (Input_objects::add_object): Don't set
8384 system_library_directory_.
8385 (input_objects::found_in_system_library_directory): Remove.
8386 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8387 parameter. Change all callers.
8388 (Symbol_table::sized_write_globals): Likewise.
8389 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8390 Call Object::is_in_system_directory.
8391 * symtab.h (class Symbol_table): Update declarations.
8394 * descriptors.h (Open_descriptor): Add is_on_stack field.
8395 * descriptors.cc (Descriptors::open): If the descriptor is on the
8396 top of the stack, remove it. Initialize is_on_stack field.
8397 (Descriptors::release): Only add pod to stack if it is not on the
8399 (Descriptors::close_some_descriptor): Clear stack_next and
8403 * output.cc (Output_section::find_starting_output_address): Rename
8404 from starting_output_address; add PADDR parameter; change return
8406 * output.h (class Output_section): Declare
8407 find_starting_output_address instead of starting_output_address.
8408 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8409 section symbol for which we can't find a merge section.
8412 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8413 hidden or internal, force the symbol to be local.
8414 * resolve.cc (Symbol::override_visibility): Define.
8415 (Symbol::override_base): Use override_visibility.
8416 (Symbol_table::resolve): Likewise.
8417 (Symbol::override_base_with_special): Likewise.
8418 (Symbol_table::override_with_special): If the visibility is hidden
8419 or internal, force the symbol to be local.
8420 * symtab.h (class Symbol): Add set_visibility and
8421 override_visibility.
8422 * testsuite/ver_test_1.sh: New file.
8423 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8424 (check_DATA): Add ver_test_1.syms.
8425 (ver_test_1.syms): New target.
8426 * testsuite/Makefile.in: Rebuild.
8428 2009-02-25 Cary Coutant <ccoutant@google.com>
8430 * layout.cc (Layout::choose_output_section): Don't rename sections
8431 when using a linker script that has a SECTIONS clause.
8432 * Makefile.in: Regenerate.
8434 * testsuite/Makefile.am (script_test_5.sh): New test case.
8435 * testsuite/Makefile.in: Regenerate.
8436 * testsuite/script_test_5.cc: New file.
8437 * testsuite/script_test_5.sh: New file.
8438 * testsuite/script_test_5.t: New file.
8440 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8442 * archive.cc (Archive::include_member): Update calls to add_symbols.
8443 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8444 the Layout argument.
8445 * dynobj.h (do_add_symbols): Add the Layout argument.
8446 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8448 * object.h (Object::add_symbols): Add the Layout argument.
8449 (Object::do_add_symbols): Add the Layout argument.
8450 (Sized_relobj::do_add_symbols): Add the Layout argument.
8451 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8452 Unify the two versions.
8453 (Add_plugin_symbols): Remove.
8454 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8455 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8456 (Add_plugin_symbols): Remove.
8457 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8458 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8459 (Add_symbols::run): Make it work with Pulginobj.
8461 2009-02-06 Ian Lance Taylor <iant@google.com>
8463 * object.cc (Sized_relobj::do_layout): Make info message start
8464 with lower case letter.
8466 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8468 * binary.cc: Fix file comment.
8470 * options.h (enum Incremental_disposition): Define.
8471 (class General_options): Add new options: --incremental,
8472 --incremental_changed, --incremental_unchanged,
8473 --incremental_unknown. Add incremental_disposition_ and
8474 implicit_incremental_ fields.
8475 (General_options::incremental_disposition): New function.
8476 (class Position_dependent_options): Add incremental_disposition
8478 (Position_dependent_options::copy_from_options): Set incremental
8480 * options.cc (General_options::parse_incremental_changed): New
8482 (General_options::parse_incremental_unchanged): New function.
8483 (General_options::parse_incremental_unknown): New function.
8484 (General_options::General_options): Initialize new fields
8485 incremental_disposition_ and implicit_incremental_.
8486 (General_options::finalize): Check for uasge of --incremental-*
8487 without --incremental.
8489 2009-02-06 Chris Demetriou <cgd@google.com>
8491 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8492 pointer and to report location as the file name associated with
8494 (gold_undefined_symbol_at_location): New function to replace the
8495 old gold_undefined_symbol functionality.
8496 * target-reloc.h (relocate_section): Update to use
8497 gold_undefined_symbol_at_location.
8498 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8499 Call gold_undefined_symbol function rather than gold_error.
8500 * errors.h (Errors::undefined_symbol): Take location as a
8501 string, rather than calculating it from a relocation.
8502 * errors.cc (Errors::fatal): Print "fatal error:" before the
8504 (Errors::error, Errors::error_at_location): Print "error: "
8505 before the formatted message.
8506 (Errors::undefined_symbol): Take location as a string, rather
8507 than calculating it from a relocation.
8508 (gold_undefined_symbol_at_location): New function akin to
8509 old gold_undefined_symbol, calculates location from relocation.
8510 (gold_undefined_symbol): Change to take only a Symbol pointer
8511 and to report location as the file name associated with the symbol.
8512 * testsuite/debug_msg.sh: Update for changed error messages.
8513 * testsuite/undef_symbol.sh: Likewise.
8515 2009-02-04 Duncan Sands <baldrick@free.fr>
8518 * reduced_debug_output.h
8519 (Output_reduced_debug_abbrev_section::failed): Use format for
8521 (Output_reduced_debug_info_section::faild): Likewise.
8523 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8525 * script.cc (Lazy_demangler): New class.
8526 (Version_script_info::get_symbol_version_helper): Demangle a
8529 2009-01-29 Cary Coutant <ccoutant@google.com>
8531 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8533 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8535 2009-01-28 Ian Lance Taylor <iant@google.com>
8537 * version.cc (version_string): Bump to 1.9.
8539 * gold.h: Include <cstring> and <stdint.h>.
8540 * version.cc: Include <cstdio>.
8541 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8543 * reduced_debug_output.cc (insert_into_vector): Rename from
8544 Insert_into_vector; change all callers. Use Swap_unaligned to
8545 avoid aliasing issue; remove union since it is unnecessary.
8547 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8549 * Makefile.am (CCFILES): Add gc.cc.
8551 * Makefile.in: Regenerate.
8552 * gold.cc (Gc_runner): New class.
8553 (queue_initial_tasks): Call garbage collection related tasks
8554 when corresponding options are invoked.
8555 (queue_middle_gc_tasks): New function.
8556 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8557 processed early before laying out sections during garbage collection.
8558 * gold.h (queue_middle_gc_tasks): New function.
8559 (is_prefix_of): Move from "layout.cc".
8560 * i386.cc (Target_i386::gc_process_relocs): New function.
8561 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8562 * main.cc (main): Create object of class "Garbage_collection".
8563 * object.cc (Relobj::copy_symbols_data): New function.
8564 (Relobj::is_section_name_included): New function.
8565 (Sized_relobj::do_layout): Allow this function to be called twice
8566 during garbage collection and defer layout of section during the
8568 * object.h (Relobj::get_symbols_data): New function.
8569 (Relobj::is_section_name_included): New function.
8570 (Relobj::copy_symbols_data): New function.
8571 (Relobj::set_symbols_data): New function.
8572 (Relobj::get_relocs_data): New function.
8573 (Relobj::set_relocs_data): New function.
8574 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8575 (Relobj::gc_process_relocs): New function.
8576 (Relobj::do_gc_process_relocs): New pure virtual function.
8577 (Relobj::sd_): New data member.
8578 (Sized_relobj::is_output_section_offset_invalid): New function.
8579 (Sized_relobj::do_gc_process_relocs): New function.
8580 * options.h (General_options::gc_sections): Modify to not be a no-op.
8581 (General_options::print_gc_sections): New option.
8582 * plugin.cc (Plugin_finish::run): Remove function call to
8583 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8584 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8585 * reloc.cc (Read_relocs::run): Add task to process relocs and
8586 determine unreferenced sections when doing garbage collection.
8587 (Gc_process_relocs): New class.
8588 (Sized_relobj::do_gc_process_relocs): New function.
8589 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8590 sections that are garbage collected.
8591 * reloc.h (Gc_process_relocs): New class.
8592 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8593 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8594 symbols whose corresponding sections are garbage collected.
8595 (Symbol_table::Symbol_table): Add new parameter for the garbage
8597 (Symbol_table::gc_mark_undef_symbols): New function.
8598 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8599 (Symbol_table::gc_mark_dyn_syms): New function.
8600 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8602 (Symbol_table::add_from_object): Likewise.
8603 (Symbol_table::add_from_relobj): When building shared objects, do not
8604 treat externally visible symbols as garbage.
8605 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8606 table information for static and relocatable links.
8607 * symtab.h (Symbol_table::set_gc): New function.
8608 (Symbol_table::gc): New function.
8609 (Symbol_table::gc_mark_undef_symbols): New function.
8610 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8611 (Symbol_table::gc_mark_dyn_syms): New function.
8612 (Symbol_table::gc_): New data member.
8613 * target.h (Sized_target::gc_process_relocs): New pure virtual
8615 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8616 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8618 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8620 * options.h (General_options::gc_sections): Define as a no-op for now.
8621 (General_options::no_keep_memory): Ditto.
8622 (General_options::Bshareable): Define.
8623 * options.cc (General_options::finalize): Honor -Bshareable.
8625 2009-01-20 Andreas Schwab <schwab@suse.de>
8627 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8628 read the value in the contents, since we don't use it. Use the
8629 template endianness when writing.
8630 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8632 2009-01-19 Andreas Schwab <schwab@suse.de>
8634 * configure.tgt (powerpc64-*): Fix targ_obj.
8636 2009-01-15 Ian Lance Taylor <iant@google.com>
8638 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8639 local symbols when stripping all symbols.
8641 2009-01-14 Cary Coutant <ccoutant@google.com>
8643 * output.cc (Output_reloc): Add explicit instantiations.
8645 2009-01-14 Cary Coutant <ccoutant@google.com>
8647 * archive.cc (Archive::get_elf_object_for_member): Remove call
8648 to File_read::claim_for_plugin.
8649 * descriptors.cc (Descriptors::open): Remove reference to
8651 (Descriptors::claim_for_plugin): Remove.
8652 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8653 (Descriptors::is_claimed): Remove.
8654 (claim_descriptor_for_plugin): Remove.
8655 * fileread.cc (File_read::claim_for_plugin): Remove.
8656 * fileread.h (File_read::claim_for_plugin): Remove.
8657 (File_read::descriptor): Reopen descriptor if necessary.
8658 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8659 (Plugin_manager::all_symbols_read): Add task parameter. Change
8661 (Plugin_manager::get_input_file): New function.
8662 (Plugin_manager::release_input_file): New function.
8663 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8664 corresponding data member.
8665 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8666 and pass to base constructor. Change all callers.
8667 (get_input_file, release_input_file): New functions.
8668 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8669 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8670 (Plugin_manager::all_symbols_read): Add task parameter.
8671 (Plugin_manager::get_input_file): New function.
8672 (Plugin_manager::release_input_file): New function.
8673 (Plugin_manager::task_): New data member.
8674 (Pluginobj::Pluginobj): Add filesize parameter.
8675 (Pluginobj::filename): New function.
8676 (Pluginobj::descriptor): New function.
8677 (Pluginobj::filesize): New function.
8678 (Pluginobj::filesize_): New data member.
8679 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8680 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8681 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8683 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8684 with archive libraries.
8685 * testsuite/Makefile.in: Regenerate.
8686 * testsuite/plugin_test.c (struct sym_info): New type.
8687 (get_input_file, release_input_file): New static variables.
8688 (onload): Capture new transfer vector entries.
8689 (claim_file_hook): Stop reading at end of file according to filesize.
8690 Factor out parsing of readelf output into separate function.
8691 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8692 APIs and get the source file name from the symbol table. Convert
8693 source file name to corresponding object file name. Print info
8694 message when adding new input files.
8695 (parse_readelf_line): New function.
8696 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8697 * testsuite/plugin_test_2.sh: Likewise.
8698 * testsuite/plugin_test_3.sh: Likewise.
8699 * testsuite/plugin_test_4.sh: New test case.
8701 2009-01-07 Ian Lance Taylor <iant@google.com>
8703 * version.cc (version_string): Bump to 1.8.
8705 2008-12-23 Cary Coutant <ccoutant@google.com>
8707 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8708 * plugin.cc (Plugin_manager::finish): Rename as
8709 layout_deferred_objects. Move cleanup to separate function.
8710 (Plugin_manager::cleanup): New function.
8711 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8713 * plugin.h (Plugin_manager::finish): Rename as
8714 layout_deferred_objects.
8715 (Plugin_manager::cleanup): New function.
8716 (Plugin_manager::cleanup_done): New field.
8718 2008-12-23 Cary Coutant <ccoutant@google.com>
8720 * plugin.cc (is_visible_from_outside): New function.
8721 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8722 so we don't return "IR only" status for exported symbols or -r links.
8724 * testsuite/Makefile.am (plugin_test_3): New test case.
8725 * testsuite/Makefile.in: Regenerate.
8726 * testsuite/plugin_test_3.sh: New file.
8728 2008-12-22 Cary Coutant <ccoutant@google.com>
8730 * object.cc (Sized_relobj::layout_section): New function.
8731 (Sized_relobj::do_layout): Defer layout of input sections until after
8732 plugin has provided replacement files.
8733 (Sized_relobj::do_layout_deferred_sections): New function.
8734 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8735 (Relobj::layout_deferred_sections): New function.
8736 (Relobj::do_layout_deferred_sections): New function.
8737 (Sized_relobj::do_layout_deferred_sections): New function.
8738 (Sized_relobj::layout_section): New function.
8739 (Sized_relobj::Deferred_layout): New structure.
8740 (Sized_relobj::deferred_layout_): New field.
8741 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8742 Change all callers. Layout deferred sections.
8743 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8745 (Plugin_hook::run): Move code from do_plugin_hook inline.
8746 (Plugin_hook::do_plugin_hook): Remove.
8747 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8748 (Plugin_manager::finish): Renamed, was cleanup.
8749 (Plugin_manager::should_defer_layout): New function.
8750 (Plugin_manager::add_deferred_layout_object): New function.
8751 (Plugin_manager::Deferred_layout_list): New type.
8752 (Plugin_manager::deferred_layout_objects_): New field.
8753 (Plugin_hook::do_plugin_hook): Remove.
8755 2008-12-17 Ian Lance Taylor <iant@google.com>
8757 * options.h (class General_options): Add --no case for
8760 2008-12-16 Cary Coutant <ccoutant@google.com>
8762 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8764 (Plugin_manager::claim_file): Create plugin object even if
8765 plugin did not call the add_symbols callback.
8766 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8767 asking for more symbols than were added.
8768 * testsuite/Makefile.am (plugin_test_1): Add test case with
8770 (empty.syms): New target.
8771 * testsuite/Makefile.in: Regenerate.
8772 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8773 message. Don't call add_symbols if no globals.
8774 (all_symbols_read_hook): Don't provide replacement for empty
8777 2008-12-12 Ian Lance Taylor <iant@google.com>
8779 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8780 r_type == 0 for a local symbol with r_sym == 0.
8781 (scan_relocatable_relocs): Pass r_sym to
8782 local_non_section_strategy.
8783 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8786 * configure.ac: Update test for TLS descriptors: they are
8787 supported as of glibc 2.9.
8788 * configure: Rebuild.
8790 2008-12-11 Ian Lance Taylor <iant@google.com>
8793 * target-reloc.h (Default_scan_relocatable_relocs): For each
8794 function, map r_type == 0 to RELOC_DISCARD.
8796 2008-12-10 Cary Coutant <ccoutant@google.com>
8798 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8799 object to override a kept COMDAT group from a plugin object.
8801 2008-12-09 Ian Lance Taylor <iant@google.com>
8804 * yyscript.y (file_cmd): Handle INPUT.
8806 * testsuite/initpri1.c: Change all declarations to be full
8807 prototypes by adding void, to avoid compiler warnings.
8809 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8811 * options.cc (General_options::parse_plugin_opt): New.
8812 (General_options::add_plugin): The argument now is just the filename.
8813 (General_options::add_plugin_option): New.
8814 * options.h (plugin_opt): New.
8815 (add_plugin): Change argument name.
8816 (add_plugin_option): New.
8817 * plugin.cc (Plugin::load): Don't parse the plugin option.
8818 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8819 (Plugin::add_option): New.
8820 (Plugin::args_): Change type.
8821 (Plugin::filename_): New.
8822 (Plugin_manager::add_plugin_option): New.
8823 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8824 * testsuite/Makefile.in: Regenerate.
8826 2008-12-05 Cary Coutant <ccoutant@google.com>
8828 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8829 Handle --strip-lto-sections option.
8830 * options.h (strip_lto_sections): New option.
8832 2008-12-01 Cary Coutant <ccoutant@google.com>
8834 * plugin.cc (ld_plugin_message): Change format parameter to const.
8835 Fix mismatch between new[] and delete.
8837 2008-11-14 Cary Coutant <ccoutant@google.com>
8839 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8842 2008-11-05 Craig Silverstein <csilvers@google.com>
8844 * options.cc (General_options::parse_dynamic_list): New function.
8845 * options.h (General_options): New flags dynamic_list,
8846 dynamic_list_data, dynamic_list_cpp_new, and
8847 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8848 (General_options::in_dynamic_list): New function.
8849 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8850 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8851 (Lex::can_continue_name): Likewise.
8853 (read_script_file): New parameter script_options.
8854 (read_dynamic_list): New function.
8855 (Script_options::define_dynamic_list): New function.
8856 (dynamic_list_keyword_parsecodes): New variable.
8857 (dynamic_list_keywords): New variable.
8858 * script.h (Script_options::define_dynamic_list): New function
8860 (read_dynamic_list): New function prototype.
8861 * symtab.cc (strprefix): New macro.
8862 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8863 dynamic_list_data, dynamic_list_cpp_new, and
8864 dynamic_list_cpp_typeinfo.
8865 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8866 (dynamic_list_expr): New rule.
8867 (dynamic_list_nodes): Likewise.
8868 (dynamic_list_node): Likewise.
8869 * testsuite/Makefile.am (dynamic_list): New test.
8870 * testsuite/Makefile.in: Regenerated.
8871 * testsuite/dynamic_list.t: New file.
8872 * testsuite/dynamic_list.sh: New file.
8874 2008-11-05 Craig Silverstein <csilvers@google.com>
8876 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8877 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8878 (t11_last): Likewise.
8879 * testsuite/ver_test_6.c (main): Likewise.
8881 2008-10-07 Cary Coutant <ccoutant@google.com>
8883 * options.c (General_options::finalize): Add check for -static and
8885 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8888 2008-10-02 Cary Coutant <ccoutant@google.com>
8890 * plugin.cc (make_sized_plugin_object): Fix conditional
8891 compilation to work when not all targets are enabled.
8893 2008-09-29 Cary Coutant <ccoutant@google.com>
8895 * archive.cc (Archive::get_file_and_offset): Use filename instead
8896 of name to get library path.
8897 (Archive::include_member): Unlock external member of a thin archive.
8899 * testsuite/Makefile.am (TEST_AR): New variable.
8900 (thin_archive_test_1): New test.
8901 (thin_archive_test_2): New test.
8902 * testsuite/Makefile.in: Regenerate.
8903 * testsuite/thin_archive_main.cc: New file.
8904 * testsuite/thin_archive_test_1.cc: New file.
8905 * testsuite/thin_archive_test_2.cc: New file.
8906 * testsuite/thin_archive_test_3.cc: New file.
8907 * testsuite/thin_archive_test_4.cc: New file.
8909 2008-09-29 Cary Coutant <ccoutant@google.com>
8911 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8912 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8914 (Sized_relobj::do_finalize_local_symbols): Likewise.
8915 (Sized_relobj::map_to_kept_section): Likewise.
8916 * object.h (Sized_relobj::invalid_address): New constant.
8917 (Sized_relobj::do_output_section_offset): Check for invalid_address
8919 * output.cc (Output_reloc::local_section_offset): Use constant
8920 invalid_address instead of -1U.
8921 (Output_reloc::get_address): Likewise.
8922 (Output_section::output_address): Change -1U to -1ULL.
8923 * output.h (Output_reloc::invalid_address): New constant.
8924 * reloc.cc (Sized_relobj::write_sections): Use constant
8925 invalid_address instead of -1U.
8926 (Sized_relobj::relocate_sections): Likewise.
8927 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8928 values for merge sections.
8929 * target-reloc.h (relocate_for_relocatable): Use constant
8930 invalid_address instead of -1U.
8932 2008-09-19 Cary Coutant <ccoutant@google.com>
8934 Add plugin functionality for link-time optimization (LTO).
8935 * configure.ac (plugins): Add --enable-plugins option.
8936 * configure: Regenerate.
8937 * config.in: Regenerate.
8938 * Makefile.am (LIBDL): New variable.
8939 (CCFILES): Add plugin.cc.
8940 (HFILES): Add plugin.h.
8941 (ldadd_var): Add LIBDL.
8942 * Makefile.in: Regenerate.
8944 * archive.cc: Include "plugin.h".
8945 (Archive::setup): Don't preread archive symbols when using a plugin.
8946 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8947 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8949 (Archive::include_member): Add symbols from plugin objects.
8950 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8951 * descriptors.cc (Descriptors::open): Check for file descriptors
8952 abandoned by plugins.
8953 (Descriptors::claim_for_plugin): New function.
8954 * descriptors.h (Descriptors::claim_for_plugin): New function.
8955 (Open_descriptor::is_claimed): New field.
8956 (claim_descriptor_for_plugin): New function.
8957 * fileread.cc (File_read::claim_for_plugin): New function.
8958 * fileread.h (File_read::claim_for_plugin): New function.
8959 (File_read::descriptor): New function.
8960 * gold.cc: Include "plugin.h".
8961 (queue_initial_tasks): Add task to call plugin hooks for generating
8963 * main.cc: Include "plugin.h".
8964 (main): Load plugin libraries.
8965 * object.h (Pluginobj): Declare.
8966 (Object::pluginobj): New function.
8967 (Object::do_pluginobj): New function.
8968 (Object::set_target): New function.
8969 * options.cc: Include "plugin.h".
8970 (General_options::parse_plugin): New function.
8971 (General_options::General_options): Initialize plugins_ field.
8972 (General_options::add_plugin): New function.
8973 * options.h (Plugin_manager): Declare.
8974 (General_options): Add --plugin option.
8975 (General_options::has_plugins): New function.
8976 (General_options::plugins): New function.
8977 (General_options::add_plugin): New function.
8978 (General_options::plugins_): New field.
8979 * plugin.cc: New file.
8980 * plugin.h: New file.
8981 * readsyms.cc: Include "plugin.h".
8982 (Read_symbols::do_read_symbols): Check for archive before checking
8983 for ELF file. Call plugin hooks to claim files.
8984 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8985 from a real object file; force override when processing replacement
8987 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8988 (Symbol::init_base_object): Likewise.
8989 (Symbol::init_base_output_data): Likewise.
8990 (Symbol::init_base_output_segment): Likewise.
8991 (Symbol::init_base_constant): Likewise.
8992 (Symbol::init_base_undefined): Likewise.
8993 (Symbol::output_section): Assert that object is not a plugin.
8994 (Symbol_table::add_from_pluginobj): New function.
8995 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8997 (Symbol_table::sized_write_globals): Likewise.
8998 (Symbol_table::add_from_pluginobj): Instantiate template.
8999 * symtab.h (Sized_pluginobj): Declare.
9000 (Symbol::in_real_elf): New function.
9001 (Symbol::set_in_real_elf): New function.
9002 (Symbol::in_real_elf_): New field.
9003 (Symbol_table::add_from_pluginobj): New function.
9005 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9006 (LIBDL): New variable.
9008 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9009 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9010 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9011 (MOSTLYCLEANFILES): Likewise.
9012 * testsuite/Makefile.in: Regenerate.
9013 * testsuite/plugin_test.c: New file.
9014 * testsuite/plugin_test_1.sh: New file.
9015 * testsuite/plugin_test_2.sh: New file.
9017 2008-09-16 Ian Lance Taylor <iant@google.com>
9019 * target-reloc.h (relocate_section): Check whether a symbol is
9020 defined by the ABI before reporting an undefined symbol error.
9021 * target.h (Target::is_defined_by_abi): Make parameter const.
9022 (Target::do_is_defined_by_abi): Likewise.
9023 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9024 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9025 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9026 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9027 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9028 * testsuite/Makefile.in: Rebuild.
9030 * fileread.cc (make_view): Add casts to avoid warning.
9032 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9034 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9035 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9037 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9039 * options.h (General_options::output_is_executable): New.
9040 (General_options::output_is_pie): New.
9041 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9042 for shared libraries.
9043 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9045 2008-09-11 Chris Demetriou <cgd@google.com>
9047 * options.h (origin): New -z option.
9048 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9049 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9052 2008-09-05 Cary Coutant <ccoutant@google.com>
9054 * fileread.cc (File_read::make_view): Add check for attempt to map
9057 2008-09-05 Cary Coutant <ccoutant@google.com>
9059 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9060 explicit instantiations.
9062 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9065 * options.cc (General_options::finalize): Allow undefined symbols
9066 in shlibs if linking -shared.
9069 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9070 symbols as not needing a dynsym entry.
9072 2008-08-20 Craig Silverstein <csilvers@google.com>
9074 * fileread.cc (File_read::open): Do not lock the file unless it
9075 was successfully opened.
9077 2008-08-14 Cary Coutant <ccoutant@google.com>
9079 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9080 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9081 * testsuite/tls_test.cc (struct int128): 128-bit struct
9082 for testing TLS relocs with non-zero addend.
9083 (v12): New TLS variable.
9085 (t_last): Add check for v12.
9086 * testsuite/tls_test.h (t12): New function.
9087 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9089 2008-08-13 Ian Lance Taylor <iant@google.com>
9091 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9092 set tls_segment_ or relro_segment_.
9093 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9095 * output.h (Output_section::clear_is_relro): New function.
9096 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9097 sections specially even when output_data_ is empty.
9098 (Output_segment::maximum_alignment): When first section is relro,
9099 only force alignment for PT_LOAD segments.
9100 * script.cc (script_data_segment_align): New function.
9101 (script_data_segment_relro_end): New function.
9102 * script-c.h (script_data_segment_align): Declare.
9103 (script_data_segment_relro_end): Declare.
9104 * script-sections.h (class Script_sections): Declare
9105 data_segment_align and data_segment_relro_end. Add fields
9106 segment_align_index_ and saw_relro_end_.
9107 * script-sections.cc (class Sections_element): Add set_is_relro
9108 virtual function. Add new bool* parameter to place_orphan_here.
9109 Add get_output_section virtual function.
9110 (class Output_section_definition): Add set_is_relro. Add new
9111 bool* parameter to place_orphan_here. Add get_output_section.
9112 Add is_relro_ field.
9113 (Output_section_definition::Output_section_definition): Initialize
9114 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9115 and is_relro_ fields.
9116 (Output_section_definition::place_orphan_here): Add is_relro
9118 (Output_section_definition::set_section_addresses): Set relro for
9120 (Output_section_definition::alternate_constraint): Likewise.
9121 (class Orphan_output_section): Add new bool* parameter to
9122 place_orphan_here. Add get_output_section.
9123 (Orphan_output_section::place_orphan_here): Add is_relro
9125 (Script_sections::Script_sections): Initialize
9126 data_segment_align_index_ and saw_relro_end_.
9127 (Script_sections::data_segment_align): New function.
9128 (Script_sections::data_segment_relro_end): New function.
9129 (Script_sections::place_orphan): Set or clear is_relro.
9130 (Script_sections::set_section_addresses): Force alignment of first
9132 * yyscript.y (exp): Call script_data_segment_align and
9133 script_data_segment_relro_end.
9134 * testsuite/relro_script_test.t: New file.
9135 * testsuite/relro_test.cc (using_script): Declare.
9136 (t1, t2): Test using_script.
9137 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9138 (relro_script_test_SOURCES): Define.
9139 (relro_script_test_DEPENDENCIES): Define.
9140 (relro_script_test_LDFLAGS): Define.
9141 (relro_script_test_LDADD): Define.
9142 (relro_script_test.so): New target.
9143 * testsuite/Makefile.in: Rebuild.
9145 2008-08-06 Cary Coutant <ccoutant@google.com>
9147 * archive.cc (Archive::total_archives, Archive::total_members)
9148 (Archive::total_members_loaded): New variables.
9149 (Archive::setup): Add parameter. Add option to preread
9151 (Archive::read_armap): Add counter.
9152 (Archive::get_file_and_offset): New function.
9153 (Archive::get_elf_object_for_member): New function.
9154 (Archive::read_all_symbols): New function.
9155 (Archive::read_symbols): New function.
9156 (Archive::add_symbols): Add counters.
9157 (Archive::include_all_members): Use armap to find members if it's
9159 (Archive::include_member): Skip reading symbols if already read.
9160 Factored code into Archive::get_file_and_offset and
9161 Archive::get_elf_object_for_member. Changed call to
9162 Mapfile::report_include_archive_member.
9163 (Archive::print_stats): New function.
9164 * archive.h: Declare Object and Read_symbols_data classes.
9165 (Archive::Archive): Add initializers for new members.
9166 (Archive::setup): Add parameter.
9167 (Archive::print_stats): New function.
9168 (Archive::total_archives, Archive::total_members)
9169 (Archive::total_members_loaded): New variables.
9170 (Archive::get_file_and_offset): New function.
9171 (Archive::get_elf_object_for_member): New function.
9172 (Archive::read_all_symbols): New function.
9173 (Archive::read_symbols): New function.
9174 (Archive::Archive_member): New class.
9175 (Archive::members_): New member.
9176 (Archive::num_members_): New member.
9177 * main.cc: Include archive.h.
9178 (main): Call Archive::print_stats.
9179 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9180 archive parameter; member_name is now the fully-decorated name.
9181 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9182 * options.h: (General_options): Add --preread-archive-symbols option.
9183 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9186 2008-08-04 Ian Lance Taylor <iant@google.com>
9188 * symtab.h (Symbol::use_plt_offset): New function.
9189 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9190 * powerpc.cc (Relocate::relocate): Likewise.
9191 * sparc.cc (Relocate::relocate): Likewise.
9192 * x86_64.cc (Relocate::relocate): Likewise.
9193 * testsuite/weak_plt.sh: New test.
9194 * testsuite/weak_plt_main.cc: New test.
9195 * testsuite/weak_plt_shared.cc: New test.
9196 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9197 (check_PROGRAMS): Add weak_plt.
9198 (check_DATA): Add weak_plt_shared.so.
9199 (weak_plt_main_pic.o, weak_plt): New targets.
9200 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9201 * testsuite/Makefile.in: Rebuild.
9203 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9205 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9206 * testsuite/Makefile.in: Rebuild.
9208 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9210 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9211 * Makefile.in: Regenerate.
9212 * po/POTFILES.in: Regenerate.
9214 2008-07-29 Ian Lance Taylor <iant@google.com>
9216 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9217 symbols before other symbols.
9218 * testsuite/script_test_2.cc (test_addr): Declare.
9219 (test_addr_alias): Declare.
9220 (main): Check that test_addr and test_addr_alias have the right
9222 * testsuite/script_test_2.t: Define test_addr_alias and
9225 2008-07-24 Ian Lance Taylor <iant@google.com>
9228 * descriptors.cc: New file.
9229 * descriptors.h: New file.
9230 * gold-threads.h (class Hold_optional_lock): New class.
9231 * fileread.cc: Include "descriptors.h".
9232 (File_read::~File_read): Release descriptor rather than closing
9234 (File_read::open) [file]: Call open_descriptor rather than open.
9235 Set is_descriptor_opened_.
9236 (File_read::open) [memory]: Assert that descriptor is not open.
9237 (File_read::reopen_descriptor): New function.
9238 (File_read::release): Release descriptor.
9239 (File_read::do_read): Make non-const. Reopen descriptor.
9240 (File_read::read): Make non-const.
9241 (File_read::make_view): Reopen descriptor.
9242 (File_read::do_readv): Likewise.
9243 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9244 Update declarations.
9245 * layout.cc: Include "descriptors.h".
9246 (Layout::create_build_id): Use open_descriptor rather than open.
9247 * output.cc: Include "descriptors.h".
9248 (Output_file::open): Use open_descriptor rather than open.
9249 * archive.cc (Archive::const_iterator): Change Archive to be
9251 (Archive::begin, Archive::end): Make non-const.
9252 (Archive::count_members): Likewise.
9253 * archive.h (class Archive): Update declarations.
9254 * object.h (Object::read): Make non-const.
9255 * Makefile.am (CCFILES): Add descriptors.cc.
9256 (HFILES): Add descriptors.h.
9257 * Makefile.in: Rebuild.
9260 * gold.h: Always include <clocale>. Add Solaris workarounds
9261 following code in binutils/sysdep.h.
9264 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9265 this->eh_frame_hdr_ is NULL before using it.
9267 * dynobj.cc (Versions::Versions): Update comment.
9269 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9270 the base version name.
9272 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9273 array size plus one.
9274 (Stringpool_template::set_string_offsets): Subtract one from key
9275 before using it as an array index.
9276 (Stringpool_template::get_offset_with_length): Likewise.
9277 (Stringpool_template::write_to_buffer): Likewise.
9278 * stringpool.h (Stringpool_template::get_offset_from_key):
9281 2008-07-23 Ian Lance Taylor <iant@google.com>
9284 * object.h (Merged_symbol_value::value): Do our best to handle a
9288 * script.cc (Version_script_info::get_versions): Don't add empty
9289 version tag to return value.
9290 (Version_script_info::get_symbol_version_helper): Change return
9291 type to bool. Add pversion parameter. Change all callers.
9292 (script_register_vers_node): Don't require a non-NULL tag.
9293 * script.h (class Version_script_info): Update declarations.
9294 (Version_script_info::get_symbol_version): Change return type to
9295 bool. Add version parameter. Change all callers.
9296 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9297 handling. Handle an empty version from a version script.
9298 (Symbol_table::define_special_symbol): Likewise.
9299 * testsuite/ver_test_10.script: New file.
9300 * testsuite/ver_test_10.sh: New file.
9301 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9302 (check_DATA): Add ver_test_10.syms.
9303 (ver_test_10.syms, ver_test_10.so): New target.
9304 * testsuite/Makefile.in: Rebuild.
9306 2008-07-23 Simon Baldwin <simonb@google.com>
9308 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9309 to zero for undefined symbols from dynamic libraries.
9311 2008-07-23 Ian Lance Taylor <iant@google.com>
9313 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9315 * symtab.h (class Symbol_table): Update declaration.
9316 * testsuite/ver_test_9.cc: New file.
9317 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9318 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9319 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9320 (ver_test_9.so, ver_test_9.o): New targets.
9321 * testsuite/Makefile.in: Rebuild.
9323 2008-07-22 Ian Lance Taylor <iant@google.com>
9325 * options.h (class General_options): Define --check-sections.
9326 * layout.cc (Layout::set_segment_offsets): Handle
9329 * options.h (class General_options): Define -n/--nmagic and
9331 * options.cc (General_options::finalize): For -n/--nmagic or
9332 -N/--omagic, set -static.
9333 * layout.cc (Layout::attach_allocated_section_to_segment): If
9334 -N/--omagic, don't put read-only and read-write sections in
9336 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9337 finding a read-only segment.
9338 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9339 don't set the minimum segment alignment to the common page size,
9340 and don't set the file offset to the address modulo the page size.
9341 * script-sections.cc (Script_sections::create_segments): If
9342 -n/--omagic, don't put read-only and read-write sections in
9345 * cref.cc: New file.
9347 * options.h (class General_options): Add --print-symbol-counts.
9348 * main.cc (main): Issue defined symbol report if requested.
9349 * archive.cc (Archive::interpret_header): Make into a const member
9351 (Archive::add_symbols): Call Input_objects::archive_start and
9353 (Archive::const_iterator): Define new class.
9354 (Archive::begin, Archive::end): New functions.
9355 (Archive::include_all_members): Rewrite to use iterator.
9356 (Archive::count_members): New function.
9357 * archive.h (class Archive): Update declarations.
9358 (Archive::filename): New function.
9359 * object.cc: Include "cref.h".
9360 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9361 (Sized_relobj::do_get_global_symbol_counts): New function.
9362 (Input_objects::add_object): Add object to cross-referencer.
9363 (Input_objects::archive_start): New function.
9364 (Input_objects::archive_stop): New function.
9365 (Input_objects::print_symbol_counts): New function.
9366 * object.h: Declare Cref and Archive.
9367 (Object::get_global_symbol_counts): New function.
9368 (Object::do_get_global_symbol_counts): New pure virtual function.
9369 (class Sized_relobj): Add defined_count_ field. Update
9371 (class Input_objects): Add cref_ field. Update constructor.
9372 Update declarations.
9373 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9375 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9377 (Sized_dynobj::do_get_global_symbol_counts): New function.
9378 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9379 defined_count_. Update declarations. Define Symbols typedef.
9380 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9381 parameter. Change all callers.
9382 (Symbol_table::add_from_dynobj): Add sympointers and defined
9383 parameters. Change all callers.
9384 * symtab.h (class Symbol_table): Update declarations.
9385 * Makefile.am (CCFILES): Add cref.cc.
9386 (HFILES): Add cref.h.
9387 * Makefile.in: Rebuild.
9389 2008-07-22 Simon Baldwin <simonb@google.com>
9391 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9392 to zero when writing undefined symbols.
9394 2008-07-22 Ian Lance Taylor <iant@google.com>
9396 * output.cc (Output_section::add_input_section): Don't try to
9397 merge empty merge sections.
9399 2008-07-21 Craig Silverstein <csilvers@google.com>
9401 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9402 Include symbol version in error message.
9404 2008-07-20 Chris Demetriou <cgd@google.com>
9406 * configure.ac (gold_cv_c_random_seed): New configured variable.
9407 (RANDOM_SEED_CFLAGS): New substituted variable.
9408 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9409 * configure: Rebuild.
9410 * Makefile.in: Likewise.
9411 * testsuite/Makefile.in: Likewise.
9413 2008-07-18 Ian Lance Taylor <iant@google.com>
9415 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9416 where we see NAME/NULL and NAME/VERSION as separate symbols.
9417 * testsuite/ver_test_main.cc (main): Call t4.
9418 (t4, t4_2a): Define.
9419 * testsuite/ver_test_2.cc (t4_2): Define.
9420 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9421 * testsuite/ver_test_4.cc (t4_2a): Define.
9422 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9423 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9425 2008-07-17 Ian Lance Taylor <iant@google.com>
9427 * dynobj.cc (Versions::add_def): If we give an error about a
9428 missing version, go ahead and create the version anyhow.
9430 2008-07-10 Ian Lance Taylor <iant@google.com>
9432 Handle output sections with more than 0x7fffffff bytes.
9433 * object.h (class Relobj): Change map_to_output_ to
9434 output_sections_, and just keep a section pointer. Change all
9435 uses. Move comdat group support to Sized_relobj.
9436 (Relobj::is_section_specially_mapped): Remove.
9437 (Relobj::output_section): Remove poff parameter. Change all
9439 (Relobj::output_section_offset): New function.
9440 (Relobj::set_section_offset): Rewrite.
9441 (Relobj::map_to_output): Remove.
9442 (Relobj::output_sections): New function.
9443 (Relobj::do_output_section_offset): New pure virtual function.
9444 (Relobj::do_set_section_offset): Likewise.
9445 (class Sized_relobj): Add section_offsets_ field. Add comdat
9446 group support from Relobj. Update declarations.
9447 (Sized_relobj::get_output_section_offset): New function.
9448 (Sized_relobj::do_output_section_offset): New function.
9449 (Sized_relobj::do_set_section_offset): New function.
9450 * object.cc (Relobj::output_section_address): Remove.
9451 (Sized_relobj::Sized_relobj): Initialize new fields.
9452 (Sized_relobj::include_section_group): Cast find_kept_object to
9454 (Sized_relobj::include_linkonce_section): Likewise.
9455 (Sized_relobj::do_layout): Use separate arrays for output section
9457 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9459 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9460 output_sections and section_offsets.
9461 (Sized_relobj::write_local_symbols): Likewise.
9462 (map_to_kept_section): Compute output address directly.
9463 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9464 output_sections and section_offsets.
9465 (Sized_relobj::write_sections): Likewise.
9466 (Sized_relobj::relocate_sections): Likewise.
9467 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9468 * output.h (class Output_reloc): Update declarations. Change
9469 u2_.relobj to Sized_relobj*.
9470 (class Output_data_reloc): Change add functions to use
9472 * output.cc (Output_reloc::Output_reloc): Change relobj to
9474 (Output_reloc::local_section_offset): Change return type to
9475 Elf_Addr. Use get_output_section_offset.
9476 (Output_reloc::get_address): Likewise.
9477 (Output_section::is_input_address_mapped): Don't call
9478 is_section_specially_mapped.
9479 (Output_section::output_offset): Likewise.
9480 (Output_section::output_address): Likewise.
9481 (Output_section::starting_output_address): Likewise.
9482 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9483 parameter to Sized_relobj*.
9484 (Copy_relocs::need_copy_reloc): Likewise.
9485 (Copy_relocs::save): Likewise.
9486 * copy-relocs.h (class Copy_relocs): Update declarations.
9487 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9488 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9489 * target-reloc.h (relocate_for_relocatable): Change
9490 offset_in_output_section type to Elf_Addr. Change code that uses
9492 * layout.cc (Layout::layout): Always set *off.
9493 * mapfile.cc (Mapfile::print_input_section): Use
9494 output_section_offset.
9495 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9497 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9498 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9499 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9501 2008-07-03 Ian Lance Taylor <iant@google.com>
9503 * layout.cc (Layout::include_section): Do not discard unrecognized
9504 SHT_STRTAB sections.
9506 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9508 * script.cc (Lex::can_continue_name): Make '?' allowable in
9509 version-script names.
9510 * testsuite/version_script.map: Change glob pattern to use '?'
9512 2008-06-30 Manish Singh <yosh@gimp.org>
9515 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9518 2008-06-30 Ian Lance Taylor <iant@google.com>
9522 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9523 versions]: Don't try to read the value in the contents, since we
9524 don't use it. Use the template endianness when writing.
9526 2008-06-25 Cary Coutant <ccoutant@google.com>
9528 * fileread.cc (File_read::make_view): Assert on zero-length view.
9529 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9530 symbol table when there are no symbols to read.
9532 2008-06-23 Craig Silverstein <csilvers@google.com>
9534 * version.cc (version_string): Bump to 1.7
9536 2008-06-18 Craig Silverstein <csilvers@google.com>
9538 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9539 constant 0xFFFF to type Valtype.
9540 (Powerpc_relocate_functions::rel16_ha): Likewise.
9542 2008-06-17 Ian Lance Taylor <iant@google.com>
9544 * output.h (Output_section::Input_section): Initialize p2align_ to
9545 zero for Output_section_data constructors.
9546 (Output_section::Input_section::addralign): If not an input
9547 section, return the alignment of the Output_section_data.
9548 * testsuite/copy_test.cc: New file.
9549 * testsuite/copy_test_1.cc: New file.
9550 * testsuite/copy_test_2.cc: New file.
9551 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9552 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9553 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9554 (copy_test_1_pic.o, copy_test_1.so): New targets.
9555 (copy_test_2_pic.o, copy_test_2.so): New targets.
9556 * testsuite/Makefile.in: Rebuild.
9558 * script-sections.cc (Script_sections::place_orphan): Initialize
9559 local variable exact.
9561 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9563 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9565 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9566 David S. Miller <davem@davemloft.net>
9568 * powerpc.cc: New file.
9569 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9570 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9571 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9572 * Makefile.in: Rebuild.
9574 2008-06-09 Ian Lance Taylor <iant@google.com>
9576 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9578 (throwing, orig_terminate): New static variables.
9579 (terminate_handler): New static function.
9580 (t2): Set terminate handler.
9582 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9585 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9588 2008-05-30 Cary Coutant <ccoutant@google.com>
9590 * archive.cc (Archive::include_all_members) Correct to step
9591 over symbol table and extended name table in thin archives.
9593 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9596 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9599 2008-05-28 Caleb Howe <cshowe@google.com>
9601 * reduced_debug_output.cc: New file.
9602 * reduced_debug_output.h: New file.
9603 * options.h (class General_options): Add --strip-debug-non-line.
9604 * options.cc (General_options::finalize): Add strip_debug_non_line
9605 to the strip heirarchy.
9606 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9608 * layout.cc: Include "reduced_debug_output.h".
9609 (Layout::Layout): Initialize new fields.
9610 (line_only_debug_sections): New static array.
9611 (is_lines_only_debug_sections): New static inline function.
9612 (Layout::include_section): Handle --strip-debug-non-line.
9613 (Layout::make_output_section): If --strip-debug-non-line, build
9614 new output sections for .debug_abbrev and .debug_info.
9615 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9616 gold. Warn about possible overflow.
9617 (read_signed_LEB_128): Likewise.
9618 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9619 (read_signed_LEB_128): Declare.
9620 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9621 (HFILES): Add reduced_debug_output.h.
9622 * Makefile.in: Rebuild.
9624 2008-05-21 Ian Lance Taylor <iant@google.com>
9626 * mapfile.cc: New file.
9627 * mapfile.h: New file.
9628 * options.h (class General_options): Add -M/--print-map and -Map.
9629 * options.cc (General_options::finalize): Make -M equivalent to
9631 * main.cc: Include <cstdio> and "mapfile.h".
9632 (main): Open mapfile if requested.
9633 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9634 constructor. Change caller.
9635 (queue_initial_tasks): Add mapfile parameter. Change caller.
9636 (queue_middle_tasks): Likewise.
9637 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9639 * archive.cc: Include "mapfile.h".
9640 (Archive::add_symbols): Add mapfile parameter. Change all
9641 callers. Pass mapfile, symbol, and reason to include_member.
9642 (Archive::include_all_members): Add mapfile parameter. Change all
9644 (Archive::include_member): Add mapfile, sym, and why parameters.
9645 Change all callers. Report inclusion to map file.
9646 * archive.h: Include "fileread.h".
9647 (class Archive): Update declarations.
9648 (Archive::file): New const method.
9649 (class Add_archive_symbols): Add mapfile_ field. Update
9650 constructor. Change all callers.
9651 * readsyms.h (class Read_symbols): Likewise.
9652 (class Finish_group): Likewise.
9653 (class Read_script): Likewise.
9654 * common.cc: Include "mapfile.h".
9655 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9657 (Symbol_table::do_allocate_commons): Likewise.
9658 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9659 symbol allocation to mapfile.
9660 * common.h (class Allocate_commons_task): Add mapfile_ field.
9661 Update constructor. Change all callers.
9662 * symtab.h (class Symbol_table): Update declarations.
9663 * layout.cc: Include "mapfile.h".
9664 (Layout_task_runner::run): Print information to mapfile.
9665 (Layout::create_gold_note): Change Output_data_fixed_space to
9666 Output_data_zero_fill.
9667 (Layout::create_build_id): Likewise.
9668 (Layout::print_to_mapfile): New function.
9669 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9670 constructor. Change caller.
9671 (class Layout): Declare print_to_mapfile.
9672 * output.cc (Output_section::Input_section::print_to_mapfile): New
9674 (Output_section::add_input_section): If producing a map, always
9675 add to input_sections_ list.
9676 (Output_section::do_print_to_mapfile): New function.
9677 (Output_segment::print_sections_to_mapfile): New function.
9678 (Output_segment::print_section_list_to_mapfile): New function.
9679 * output.h: Include "mapfile.h".
9680 (Output_data::print_to_mapfile): New function.
9681 (Output_data::do_print_to_mapfile): New virtual function.
9682 (Output_segment_headers::do_print_to_mapfile): New function.
9683 (Output_file_header::do_print_to_mapfile): New function.
9684 (Output_data_const::do_print_to_mapfile): New function.
9685 (class Output_data_const_buffer): Add map_name_ field. Update
9686 constructor. Change all callers. Add do_print_to_mapfile
9688 (class Output_data_fixed_space): Likewise.
9689 (class Output_data_space): Likewise.
9690 (class Output_data_zero_fill): New class.
9691 (Output_data_strtab::do_print_to_mapfile): New function.
9692 (Output_data_reloc_base::do_print_to_mapfile): New function.
9693 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9694 (Output_data_group::do_print_to_mapfile): New function.
9695 (Output_data_got::do_print_to_mapfile): New function.
9696 (Output_data_dynamic::do_print_to_mapfile): New function.
9697 (Output_symtab_xindex::do_print_to_mapfile): New function.
9698 (class Output_section): Declare do_print_to_mapflie. Declare
9699 print_to_mapfile in Input_section.
9700 (class Output_segment): Declare new functions.
9701 * object.h (Sized_relobj::symbol_count): New function.
9702 * script-sections.cc
9703 (Output_section_element_dot_assignment::set_section_addresses):
9704 Change Output_data_fixed_space to Output_data_zero_fill.
9705 (Output_data_expression::do_print_to_mapfile): New function.
9706 * script.cc (read_input_script): Add mapfile parameter. Change
9708 * script.h (read_input_script): Update declaration.
9709 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9710 (Eh_frame::do_print_to_mapfile): New function.
9711 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9712 (Output_merge_string::do_print_to_mapfile): New function.
9713 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9715 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9717 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9719 * Makefile.am (CCFILES): Add mapfile.cc.
9720 (HFILES): Add mapfile.h.
9721 * Makefile.in: Rebuild.
9723 2008-05-19 Ian Lance Taylor <iant@google.com>
9725 * options.h (class General_options): Add -z relro.
9726 * layout.cc (Layout::Layout): Initialize relro_segment_.
9727 (Layout::add_output_section_data): Return the output section.
9728 (Layout::make_output_section): Rcognize relro sections and mark
9730 (Layout::attach_allocated_section_to_segment): Put relro sections
9731 in a PT_GNU_RELRO segment.
9732 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9734 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9736 (Layout::linkonce_mapping): Map d.rel.ro.local to
9738 (Layout::output_section_name): Us .data.rel.ro.local for any
9739 section which begins with that.
9740 * layout.h (class Layout): Update add_output_section_data
9741 declaration. Add relro_segment_ field.
9742 * output.cc (Output_section::Output_section): Initialize is_relro_
9743 and is_relro_local_ fields.
9744 (Output_segment::add_output_section): Group relro sections.
9745 (Output_segment::is_first_section_relro): New function.
9746 (Output_segment::maximum_alignment): If there is a relro section,
9747 align the segment to the common page size.
9748 (Output_segment::set_section_addresses): Track whether we are
9749 looking at relro sections. If the last section is a relro
9750 section, align to the common page size.
9751 (Output_segment::set_section_list_addresses): Add in_relro
9752 parameter. Change all callers. Align to the page size when
9753 moving from relro to non-relro section.
9754 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9756 * output.h (class Output_section): Add is_relro_ and
9757 is_relro_local_ fields.
9758 (Output_section::is_relro): New function.
9759 (Output_section::set_is_relro): New function.
9760 (Output_section::is_relro_local): New function.
9761 (Output_section::set_is_relro_local): New function.
9762 (class Output_segment): Update declarations.
9763 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9764 * sparc.cc (Target_sparc::got_section): Likewise.
9765 * x86_64.cc (Target_x86_64::got_section): Likewise.
9766 * testsuite/relro_test_main.cc: New file.
9767 * testsuite/relro_test.cc: New file.
9768 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9769 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9770 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9771 (relro_test.so, relro_test_pic.o): New targets.
9772 * testsuite/Makefile.in: Rebuild.
9774 2008-05-16 Ian Lance Taylor <iant@google.com>
9776 * output.cc (Output_segment::add_output_section): Remove front
9778 * output.h (class Output_segment): Remove
9779 add_initial_output_section and overloaded add_output_section.
9780 Update declaration of remaining add_output_section.
9781 * layout.cc (Layout::create_interp): Call add_output_section
9782 rather than add_initial_output_section.
9783 (Layout::finish_dynamic_section): Likewise.
9785 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9786 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9787 know the dynamic type.
9788 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9789 field. Initialize it in constructor.
9790 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9791 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9792 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9795 * output.cc (Output_reloc::get_address): Change return type to
9797 * output.h (class Output_reloc): Update get_address declaration.
9798 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9799 for section addresses.
9801 2008-05-09 Ian Lance Taylor <iant@google.com>
9804 * gold.cc (gold_nomem): Use return value of write.
9806 2008-05-08 Ian Lance Taylor <iant@google.com>
9808 * symtab.c (Symbol::init_base_output_data): Add version
9809 parameter. Change all callers.
9810 (Symbol::init_base_output_segment): Likewise.
9811 (Symbol::init_base_constant): Likewise.
9812 (Symbol::init_base_undefined): Likewise.
9813 (Sized_symbol::init_output_data): Likewise.
9814 (Sized_symbol::init_output_segment): Likewise.
9815 (Sized_symbol::init_constant): Likewise.
9816 (Sized_symbol::init_undefined): Likewise.
9817 (Symbol_table::do_define_in_output_data): If the new symbol has a
9818 version, mark it as the default.
9819 (Symbol_table::do_define_in_output_segment): Likewise.
9820 (Symbol_table::do_define_as_constant): Likewise.
9821 * symtab.h (class Symbol): Update declarations.
9822 (class Sized_symbol): Likewise.
9823 * resolve.cc (Symbol::override_version): New function.
9824 (Symbol::override_base): Call override_version.
9825 (Symbol::override_base_with_special): Likewise.
9826 * testsuite/ver_script_8.script: New file.
9827 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9828 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9829 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9830 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9832 2008-05-06 Ian Lance Taylor <iant@google.com>
9835 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9837 (class General_options): Remove existing --undefined, and add
9838 --no-undefined instead. Add new --undefined as synonym for -u.
9839 * archive.cc (Archive::add_symbols): Check whether symbol was
9841 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9842 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9843 all uses. Add IS_UNDEFINED. Update declarations to split
9844 different versions of init_base. Declare init_base_undefined.
9845 (Symbol::is_defined): Handle IS_UNDEFINED.
9846 (Symbol::is_undefined): Likewise.
9847 (Symbol::is_weak_undefined): Call is_undefined.
9848 (Symbol::is_absolute): Handle IS_CONSTANT.
9849 (class Sized_symbol): Update declarations to split different
9850 versions of init. Declare init_undefined.
9851 (class Symbol_table): Declare new functions.
9852 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9854 (Symbol::init_base_output_data): Likewise.
9855 (Symbol::init_base_output_segment): Likewise.
9856 (Symbol::init_base_constant): Likewise.
9857 (Symbol::init_base_undefined): New function.
9858 (Sized_symbol::init_object): Rename from init. Change all
9860 (Sized_symbol::init_output_data): Likewise.
9861 (Sized_symbol::init_output_segment): Likewise.
9862 (Sized_symbol::init_constant): Likewise.
9863 (Sized_symbol::init_undefined): New function.
9864 (Symbol_table::add_undefined_symbols_from_command_line): New
9866 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9868 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9869 (Symbol::output_section): Likewise.
9870 (Symbol::set_output_section): Likewise.
9871 (Symbol_table::sized_finalize_symbol): Likewise.
9872 (Symbol_table::sized_write_globals): Likewise.
9873 * resolve.cc (Symbol_table::should_override): Likewise.
9874 (Symbol::override_base_with_special): Likewise.
9876 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9877 symbol, change it to have default visibility.
9878 * testsuite/protected_1.cc: New file.
9879 * testsuite/protected_2.cc: New file.
9880 * testsuite/protected_3.cc: New file.
9881 * testsuite/protected_main_1.cc: New file.
9882 * testsuite/protected_main_2.cc: New file.
9883 * testsuite/protected_main_3.cc: New file.
9884 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9885 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9886 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9887 (protected_1.so): New target.
9888 (protected_1_pic.o, protected_2_pic.o): New targets.
9889 (protected_3_pic.o): New target.
9890 (check_PROGRAMS): Add protected_2.
9891 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9892 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9893 * testsuite/Makefile.in: Rebuild.
9895 * options.h (DEFINE_var): Add set_user_set_##varname__.
9896 (DEFINE_bool_alias): New macro.
9897 (class General_options): Define -Bstatic using DEFINE_bool_alias
9898 rather than DEFINE_special. Add --undefined as an alias for -z
9900 * options.cc (General_options::parse_Bstatic): Remove.
9902 * options.h (class General_options): Add --fatal-warnings.
9903 * main.cc (main): Implement --fatal-warnings.
9904 * errors.h (Errors::warning_count): New function.
9906 * options.h (class General_options): Add -Bsymbolic-functions.
9907 * symtab.h (Symbol::is_preemptible): Check for
9908 -Bsymbolic-functions.
9910 2008-05-05 Ian Lance Taylor <iant@google.com>
9912 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9913 as noVARNAME rather than no-VARNAME.
9914 (class General_options): Add option -z combreloc.
9915 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9917 (Output_reloc::sort_before) [SHT_REL]: New function.
9918 (Output_reloc::sort_before) [SHT_RELA]: New function.
9919 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9920 Sort_relocs_comparison.
9921 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9922 parameter. Change all callers.
9923 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9924 sort_relocs parameter. Change all callers.
9925 * output.cc (Output_reloc::get_address): New function, broken out
9927 (Output_reloc::write_rel): Call it.
9928 (Output_reloc::compare): New function.
9929 (Output_data_reloc_base::do_write): Optionally sort relocs.
9931 * configure.ac: If targ_extra_obj is set, link it in.
9932 * configure.tgt: Initialize all variables.
9933 (x86_64*): Set targ_extra_obj and targ_extra_size.
9934 * configure: Rebuild.
9936 * object.cc (Sized_relobj::include_section_group): Adjust section
9937 indexes read from group data. Build vector to pass to
9939 * layout.cc (Layout::layout_group): Add flags and shndxes
9940 parameters. Remove contents parameter. Change caller. Update
9941 explicit instantiations.
9942 * layout.h (class Layout): Update layout_group declaration.
9943 * output.cc (Output_data_group::Output_data_group): Add flags and
9944 input_shndxes parameters. Remove contents parameter. Change
9946 (Output_data_group::do_write): Change input_sections_ to
9948 * output.h (class Output_data_group): Update constructor
9949 declaration. Rename input_sections_ to input_shndxes_.
9950 * testsuite/many_sections_test.cc: Add template.
9952 2008-04-30 Cary Coutant <ccoutant@google.com>
9954 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9956 * layout.cc (Layout::include_section): Refactored check for debug
9958 (Layout::add_comdat): Add new parameters. Change type
9959 of signature parameter. Add object and shndx to signatures table.
9960 (Layout::find_kept_object): New function.
9961 * layout.h: Include <cstring>.
9962 (Layout::is_debug_info_section): New function.
9963 (Layout::add_comdat): Add new parameters.
9964 (Layout::find_kept_object): New function.
9965 (Layout::Kept_section): New struct.
9966 (Layout::Signatures): Change type of map range.
9967 * object.cc (Relobj::output_section_address): New function.
9968 (Sized_relobj::include_section_group): Add new parameters. Change
9969 calls to Layout::add_comdat. Change to build table of kept comdat
9970 groups and table mapping discarded sections to kept sections.
9971 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9972 (Sized_relobj::do_layout): Change calls to include_section_group and
9973 include_linkonce_section.
9974 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9975 value to zero when section is discarded.
9976 (Sized_relobj::map_to_kept_section): New function.
9977 * object.h (Relobj::output_section_address): New function.
9978 (Relobj::Comdat_group): New type.
9979 (Relobj::find_comdat_group): New function.
9980 (Relobj::Comdat_group_table): New type.
9981 (Relobj::Kept_comdat_section): New type.
9982 (Relobj::Kept_comdat_section_table): New type.
9983 (Relobj::add_comdat_group): New function.
9984 (Relobj::set_kept_comdat_section): New function.
9985 (Relobj::get_kept_comdat_section): New function.
9986 (Relobj::comdat_groups_): New field.
9987 (Relobj::kept_comdat_sections_): New field.
9988 (Symbol_value::input_value): Update comment.
9989 (Sized_relobj::map_to_kept_section) New function.
9990 (Sized_relobj::include_linkonce_section): Add new parameter.
9991 * target-reloc.h (Comdat_behavior): New type.
9992 (get_comdat_behavior): New function.
9993 (relocate_section): Add code to map a discarded section to the
9994 corresponding kept section when applying a relocation.
9996 2008-04-30 Craig Silverstein <csilvers@google.com>
9998 * dwarf_reader.cc (next_generation_count): New static var.
9999 (Addr2line_cache_entry): New struct.
10000 (addr2line_cache): New static var.
10001 (Dwarf_line_info::one_addr2line): Added caching.
10002 (Dwarf_line_info::clear_addr2line_cache): New function.
10003 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10004 cache-size parameter.
10005 (Dwarf_line_info::one_addr2line_cache): New function.
10006 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10007 new cache-size argument to one_addr2line(), and clear cache.
10009 2008-04-28 Cary Coutant <ccoutant@google.com>
10011 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10012 R_386_PC8 relocations.
10014 2008-04-23 Ian Lance Taylor <iant@google.com>
10016 * object.cc (Sized_relobj::include_section_group): Check for
10017 invalid section group.
10019 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10022 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10023 than read for file header.
10024 * archive.cc (Archive::include_member): Likewise.
10026 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10028 * aclocal.m4: Regenerate.
10029 * configure: Regenerate.
10031 2008-04-19 Ian Lance Taylor <iant@google.com>
10033 * version.cc (version_string): Bump to 1.6.
10035 * testsuite/Makefile.am (many_sections_r_test): New target.
10036 (many_sections_r_test_SOURCES): Remove.
10037 (many_sections_r_test_DEPENDENCIES): Remove.
10038 (many_sections_r_test_LDFLAGS): Remove.
10039 (many_sections_r_test_LDADD): Remove.
10041 * object.cc (Sized_relobj::do_add_symbols): Always pass
10042 local_symbol_count_ to add_from_relobj.
10044 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10045 every thousand variables.
10046 * testsuite/Makefile.in: Rebuild.
10048 * object.cc (Xindex::initialize_symtab_xindex): New function.
10049 (Xindex::read_symtab_xindex): New function.
10050 (Xindex::sym_xindex_to_shndx): New function.
10051 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10053 (Sized_relobj::do_initialize_xindex): New function.
10054 (Sized_relobj::do_read_symbols): Adjust section links.
10055 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10056 parameter. Change all callers.
10057 (Sized_relobj::include_section_group): Adjust section links and
10058 symbol section indexes.
10059 (Sized_relobj::do_layout): Adjust section links.
10060 (Sized_relobj::do_count_local_symbols): Adjust section links and
10061 symbol section indexes.
10062 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10063 ordinary and special symbols.
10064 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10065 dynsym_xindex parameters. Change all callers. Adjust section
10066 links. Use SHN_XINDEX when needed.
10067 (Sized_relobj::get_symbol_location_info): Adjust section links.
10068 Don't get fooled by special symbols.
10069 * object.h (class Xindex): Define.
10070 (class Object): Add xindex_ parameter. Declare virtual functoin
10071 do_initialize_xindex.
10072 (Object::adjust_sym_shndx): New function.
10073 (Object::set_xindex): New protected function.
10074 (class Symbol_value): Add is_ordinary_shndx_ field.
10075 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10076 (Symbol_value::value): Assert ordinary section.
10077 (Symbol_value::initialize_input_to_output_map): Likewise.
10078 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10079 Change all callers.
10080 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10082 (class Sized_relobj): Update declarations.
10083 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10084 parameter. Change all callers.
10085 (Sized_relobj::adjust_shndx): New function.
10086 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10088 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10089 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10090 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10091 (Sized_dynobj::read_dynsym_section): Adjust section links.
10092 (Sized_dynobj::read_dynamic): Likewise.
10093 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10095 (Sized_dynobj::do_initialize_xindex): New function.
10096 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10097 do_initialize_xindex.
10098 (Sized_dynobj::adjust_shndx): New function.
10099 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10100 dynsym_xindex_ fields.
10101 (Layout::finalize): Add a call to set_section_indexes before
10102 creating the symtab sections.
10103 (Layout::set_section_indexes): Don't do anything if the section
10104 already has a section index.
10105 (Layout::create_symtab_sections): Add shnum parameter. Change
10106 caller. Create .symtab_shndx section if needed.
10107 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10109 (Layout::allocated_output_section_count): New function.
10110 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10112 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10113 fields. Update declarations.
10114 (Layout::symtab_xindex): New function.
10115 (Layout::dynsym_xindex): New function.
10116 (class Write_symbols_task): Add layout_ field.
10117 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10119 * output.cc (Output_section_headers::Output_section_headers): Add
10120 shstrtab_section parameter. Change all callers.
10121 (Output_section_headers::do_sized_write): Store overflow values
10122 for section count and section string table section index in
10123 section header zero.
10124 (Output_file_header::do_sized_write): Check for overflow of
10125 section count and section string table section index.
10126 (Output_symtab_xindex::do_write): New function.
10127 (Output_symtab_xindex::endian_do_write): New function.
10128 * output.h (class Output_section_headers): Add shstrtab_section_.
10129 Update declarations.
10130 (class Output_symtab_xindex): Define.
10131 (Output_section::has_out_shndx): New function.
10132 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10134 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10135 Change all callers.
10136 (Sized_symbol::init): Likewise.
10137 (Symbol::output_section): Check for ordinary symbol.
10138 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10139 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10141 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10142 Change all callers. Simplify handling of symbols from sections
10143 not included in the link.
10144 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10146 (Weak_alias_sorter::operator()): Assert that symbols are
10148 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10150 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10151 parameters. Change all callers.
10152 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10153 symbol distinction. Use SHN_XINDEX when needed.
10154 (Symbol_table::write_section_symbol): Add symtab_xindex
10155 parameter. Change all callers.
10156 (Symbol_table::sized_write_section_symbol): Likewise. Use
10157 SHN_XINDEX when needed.
10158 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10160 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10161 (Symbol::is_defined): Check is_ordinary.
10162 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10163 (Symbol::is_absolute, Symbol::is_common): Likewise.
10164 (class Sized_symbol): Update declarations.
10165 (class Symbol_table): Update declarations.
10166 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10167 parameters. Change all callers.
10168 (Sized_symbol::override): Likewise.
10169 (Symbol_table::override): Likewise.
10170 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10171 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10172 is_ordinary, and orig_st_shndx parameters. Change all callers.
10173 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10174 to be in an ordinary section.
10175 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10176 object and is_ordinary parameters. Change all callers.
10177 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10178 Change all callers. Don't add undefined or non-ordinary symbols
10180 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10181 Change all callers.
10182 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10184 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10185 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10186 (Sized_relobj::relocate_sections): Likewise.
10187 * target-reloc.h (scan_relocs): Adjust section symbol index.
10188 (scan_relocatable_relocs): Likewise.
10189 * i386.cc (Scan::local): Check for ordinary symbols.
10190 * sparc.cc (Scan::local): Likewise.
10191 * x86_64.cc (Scan::local): Likewise.
10192 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10193 to symbol_section_and_value.
10194 * testsuite/many_sections_test.cc: New file.
10195 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10196 (check_PROGRAMS): Add many_sections_test.
10197 (many_sections_test_SOURCES): Define.
10198 (many_sections_test_DEPENDENCIES): Define.
10199 (many_sections_test_LDFLAGS): Define.
10200 (BUILT_SOURCES): Add many_sections_define.h.
10201 (many_sections_define.h): New target.
10202 (BUILT_SOURCES): Add many_sections_check.h.
10203 (many_sections_check.h): New target.
10204 (check_PROGRAMS): Add many_sections_r_test.
10205 (many_sections_r_test_SOURCES): Define.
10206 (many_sections_r_test_DEPENDENCIES): Define.
10207 (many_sections_r_test_LDFLAGS): Define.
10208 (many_sections_r_test_LDADD): Define.
10209 (many_sections_r_test.o): New target.
10210 * testsuite/Makefile.in: Rebuild.
10212 2008-04-17 Cary Coutant <ccoutant@google.com>
10214 * errors.cc (Errors::info): New function.
10215 (gold_info): New function.
10216 * errors.h (Errors::info): New function.
10217 * gold.h (gold_info): New function.
10218 * object.cc (Input_objects::add_object): Print trace output.
10219 * options.cc (options::parse_set): New function.
10220 (General_options::parse_wrap): Deleted.
10221 (General_options::General_options): Deleted initializer.
10222 * options.h (options::String_set): New typedef.
10223 (options::parse_set): New function.
10224 (DEFINE_set): New macro.
10225 (General_options::wrap): Changed to use DEFINE_set. Changed
10226 callers of any_wrap_symbols and is_wrap_symbol.
10227 (General_options::trace, General_options::trace_symbol):
10229 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10230 (General_options::wrap_symbols_): Deleted.
10231 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10233 2008-04-17 David S. Miller <davem@davemloft.net>
10235 * options.cc (General_options::parse_V): New function.
10236 * options.h: Add entries for -V and -Qy.
10238 2008-04-17 Ian Lance Taylor <iant@google.com>
10240 * common.cc (Symbol_table::allocate_commons): Remove options
10241 parameter. Change caller.
10242 (Symbol_table::do_allocate_commons): Remove options parameter.
10243 Change caller. Just call do_allocate_commons_list twice.
10244 (Symbol_table::do_allocate_commons_list): New function, broken out
10245 of do_allocate_commons.
10246 * common.h (class Allocate_commons_task): Remove options_ field.
10247 Update constructor.
10248 * symtab.cc (Symbol_table::Symbol_table): Initialize
10250 (Symbol_table::add_from_object): Put TLS common symbols on
10252 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10253 which are IN_OUTPUT_DATA.
10254 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10255 allocate_commons and do_allocate_commons declarations. Declare
10256 do_allocate_commons_list.
10257 * gold.cc (queue_middle_tasks): Update creation of
10258 Allocate_commons_task to not pass options.
10259 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10260 (TLS_TEST_C_FLAGS): New variable.
10261 (tls_test_c_pic.o): New target.
10262 (tls_test_shared.so): Link in tls_test_c_pic.o.
10263 (tls_test_c_pic_ie.o): New target.
10264 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10265 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10266 (tls_test_c.o): New target.
10267 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10268 (tls_pic_test_LDADD): Likewise.
10269 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10270 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10271 (tls_test_c_gnu2.o): New target.
10272 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10274 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10275 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10276 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10277 * testsuite/tls_test.cc: Include "config.h".
10278 (t_last): Call t11_last.
10279 * testsuite/tls_test.h (t11, t11_last): Declare.
10280 * testsuite/tls_test_c.c: New file.
10281 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10282 * configure.ac: Check for OpenMP support.
10283 * configure, config.in, Makefile.in: Rebuild.
10284 * testsuite/Makefile.in: Rebuild.
10286 2008-04-16 Cary Coutant <ccoutant@google.com>
10288 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10289 (Target_i386::tls_base_symbol_defined_): New field.
10290 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10291 (Target_i386::Scan::global): Likewise.
10292 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10293 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10294 (Target_x86_64::tls_base_symbol_defined_): New field.
10295 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10296 (Target_x86_64::Scan::global): Likewise.
10298 2008-04-16 Cary Coutant <ccoutant@google.com>
10300 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10301 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10302 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10303 building shared libraries.
10304 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10305 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10306 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10307 * testsuite/Makefile.in: Rebuild.
10308 * testsuite/weak_undef.h: New file.
10309 * testsuite/weak_undef_file1.cc: Add extra test cases.
10310 * testsuite/weak_undef_file2.cc: Likewise.
10311 * testsuite/weak_undef_test.cc: Likewise.
10313 2008-04-16 David S. Miller <davem@davemloft.net>
10315 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10316 Add issued_non_pic_error_ field. Declare check_non_pic.
10317 (Target_sparc::Scan::check_non_pic): New function.
10318 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10319 (Target_sparc::Scan::global): Likewise.
10321 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10322 * configure: Rebuild.
10324 * options.h (DEFINE_enable): New macro.
10325 (new_dtags): New enable option.
10326 (initfirst, interpose, loadfltr, nodefaultlib,
10327 nodelete, nodlopen, nodump): New -z options.
10328 * layout.cc (Layout:finish_dynamic_section): If new
10329 dtags enabled, emit DT_RUNPATH. Also, emit a
10330 DT_FLAGS_1 containing any specified -z flags.
10332 2008-04-16 Ian Lance Taylor <iant@google.com>
10334 * copy-relocs.cc: New file.
10335 * copy-relocs.h: New file.
10336 * reloc.cc: Remove Copy_relocs code.
10337 * reloc.h: Likewise.
10338 * reloc-types.h (struct Reloc_types) [both versions]: Add
10339 get_reloc_addend_noerror.
10340 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10341 variants of add_global which take an addend which must be zero.
10342 * i386.cc: Include "copy-relocs.h".
10343 (class Target_i386): Change type of copy_relocs_ to variable,
10344 update initializer.
10345 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10346 Change all callers.
10347 (Target_i386::do_finalize_sections): Change handling of
10349 * sparc.cc: Include "copy-relocs.h".
10350 (class Target_sparc): Change type of copy_relocs_ to variable,
10351 update initializer.
10352 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10353 Change all callers.
10354 (Target_sparc::do_finalize_sections): Change handling of
10356 * x86_64.cc: Include "copy-relocs.h".
10357 (class Target_x86_64): Change type of copy_relocs_ to variable,
10358 update initializer.
10359 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10360 class. Change all callers.
10361 (Target_x86_64::do_finalize_sections): Change handling of
10363 * Makefile.am (CCFILES): Add copy-relocs.cc.
10364 (HFILES): Add copy-relocs.h.
10366 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10368 * testsuite/script_test_4.sh: Permit leading zeroes.
10370 2008-04-15 Ian Lance Taylor <iant@google.com>
10372 * script-sections.cc (Script_sections::create_segments): Use
10373 header_size_adjustment even when there is enough room for the
10375 * testsuite/script_test_4.sh: New file.
10376 * testsuite/script_test_4.t: New file.
10377 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10378 (check_DATA): Add script_test_4.stdout.
10379 (MOSTLYCLEANFILES): Likewise.
10380 (script_test_4): New target.
10381 (script_test_4.stdout): New target.
10382 * testsuite/Makefile.in: Rebuild.
10384 * sparc.cc: Add definitions for Output_data_plt_sparc class
10387 2008-04-14 David S. Miller <davem@davemloft.net>
10389 * sparc.cc: New file.
10390 * Makefile.am (TARGETSOURCES): Add sparc.cc
10391 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10392 * configure.tgt: Document targ_extra_size and
10393 targ_extra_big_endian. Add entries for sparc-* and
10395 * configure.ac: Handle targ_extra_size and
10396 targ_extra_big_endian.
10397 * Makefile.in: Rebuild.
10398 * configure: Likewise.
10399 * po/POTFILES.in: Likewise.
10400 * po/gold.pot: Likewise.
10402 2008-04-14 Ian Lance Taylor <iant@google.com>
10404 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10405 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10406 in the name/type/flags to section mapping. Don't call
10407 allocate_output_section.
10408 (Layout::choose_output_section): Change parameter from adjust_name
10409 to is_input_section. Don't permit input sections after sections
10410 are attached to segments. Don't call allocate_output_section.
10411 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10412 not write_enable_output_section.
10413 (Layout::make_output_section): Don't push to
10414 unattached_section_list_ nor call attach_to_segment. Call
10415 attach_section_to_segment if sections are attached.
10416 (Layout::attach_sections_to_segments): New function.
10417 (Layout::attach_section_to_segment): New function.
10418 (Layout::attach_allocated_section_to_segment): Rename from
10419 attach_to_segment. Remove flags parameter.
10420 (Layout::allocate_output_section): Remove function.
10421 (Layout::write_enable_output_section): Remove function.
10422 * layout.h (class Layout): Update for above changes. Add new
10423 field sections_are_attached_.
10424 * output.h (Output_section::update_flags_for_input_section): New
10426 * output.cc (Output_section::add_input_section): Call
10427 update_flags_for_input_section.
10428 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10430 2008-04-11 Cary Coutant <ccoutant@google.com>
10432 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10433 thought unnecessary.
10434 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10436 2008-04-11 Ian Lance Taylor <iant@google.com>
10438 * output.h (class Output_section_data): Remove inline definition
10440 * output.cc (Output_section_data::set_addralign): New function.
10442 2008-04-11 Cary Coutant <ccoutant@google.com>
10444 Add support for TLS descriptors for i386 and x86_64.
10445 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10446 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10447 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10449 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10450 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10451 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10453 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10454 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10455 Fix problem with initial-exec relocations.
10456 (Target_i386::Relocate::relocate_tls): Likewise.
10457 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10459 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10460 support for section-plus-offset dynamic table entries.
10461 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10462 (Output_data_dynamic::Dynamic_entry): Add support for
10463 section-plus-offset dynamic table entries.
10464 (Output_data_dynamic::Classification): Likewise.
10465 (Output_data_dynamic::classification_): Renamed offset_.
10466 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10467 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10468 (Target_x86_64::make_plt_section): New function.
10469 (Target_x86_64::reserve_tlsdesc_entries): New function.
10470 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10471 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10472 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10473 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10474 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10475 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10476 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10477 add extra PLT entry for TLS descriptors.
10478 (Output_data_plt_x86_64::got_): New field.
10479 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10480 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10482 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10484 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10485 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10486 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10487 R_386_TLS_DESC_CALL relocations.
10488 (Target_x86_64::Scan::global): Likewise.
10489 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10490 for TLS descriptors.
10491 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10492 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10493 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10494 GD-to-IE relaxation.
10495 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10496 and TLS_DESCRIPTORS.
10497 * Makefile.in: Rebuild.
10498 * configure: Rebuild.
10499 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10500 (tls_test_shared2.so): New target.
10501 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10502 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10503 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10504 (tls_shared_gd_to_ie_test_LDADD): New variable.
10505 (tls_shared_gnu2_gd_to_ie_test): New target.
10506 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10508 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10509 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10510 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10511 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10512 (tls_shared_gnu2_test): New target.
10513 (tls_test_gnu2_shared.so): New target.
10514 (tls_shared_gnu2_test_SOURCES): New variable.
10515 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10516 (tls_shared_gnu2_test_LDFLAGS): New variable.
10517 (tls_shared_gnu2_test_LDADD): New variable.
10518 * testsuite/Makefile.in: Rebuild.
10519 * testsuite/Makefile.
10521 2008-04-11 Ian Lance Taylor <iant@google.com>
10523 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10525 * testsuite/Makefile.in: Rebuild.
10527 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10529 * testsuite/script_test_2.cc (main): Adjust test.
10531 2008-04-11 David S. Miller <davem@davemloft.net>
10532 Ian Lance Taylor <iant@google.com>
10534 * options.h (General_options): Add entries for '-Y' and
10536 * options.cc (General_options:finalize): If -Y was used, add those
10537 entries to the library path instead of the default "/lib" and
10540 2008-04-11 David S. Miller <davem@davemloft.net>
10542 * testsuite/justsyms.t: Start at 0x100.
10543 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10544 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10546 * testsuite/script_test_2.cc: Adjust string and section length
10549 2008-04-09 Ian Lance Taylor <iant@google.com>
10552 * script-sections.cc (Sections_element::allocate_to_segment): Add
10554 (Output_section_definition::allocate_to_segment): Likewise.
10555 (Orphan_output_section::allocate_to_segment): Likewise.
10556 (Script_sections::attach_sections_using_phdrs_clause): Don't
10557 propagate non-PT_LOAD segments to orphan sections.
10558 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10559 readelf rather than objdump.
10560 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10561 .interp section and PT_INTERP segment are the same size.
10562 * testsuite/Makefile.in: Rebuild.
10564 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10565 aliases for symbols defined in the same object.
10566 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10567 (weak_alias_test_SOURCES): New variable.
10568 (weak_alias_test_DEPENDENCIES): New variable.
10569 (weak_alias_test_LDFLAGS): New variable.
10570 (weak_alias_test_LDADD): New variable.
10571 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10572 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10573 (weak_alias_test_3.o): New target.
10574 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10575 * testsuite/weak_alias_test_main.cc: New file.
10576 * testsuite/weak_alias_test_1.cc: New file.
10577 * testsuite/weak_alias_test_2.cc: New file.
10578 * testsuite/weak_alias_test_3.cc: New file.
10580 2008-04-08 Ian Lance Taylor <iant@google.com>
10582 * options.h (class General_options): Add --noinhibit-exec option.
10583 * main.cc (main): Check --noinhibit-exec.
10585 * options.h (class General_options): Define --wrap as a special
10586 option. Add wrap_symbols_ field.
10587 (General_options::any_wrap_symbols): New function.
10588 (General_options::is_wrap_symbol): New function.
10589 * options.cc (General_options::parse_wrap): New function.
10590 (General_options::General_options): Initialize wrap_symbols_.
10591 * symtab.cc (Symbol_table::wrap_symbol): New function.
10592 (Symbol_table::add_from_object): Handle --wrap.
10593 * symtab.h (class Symbol_table): Declare wrap_symbol.
10594 * target.h (Target::wrap_char): New function.
10595 (Target::Target_info): Add wrap_char field.
10596 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10597 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10598 * testsuite/testfile.cc (Target_test::test_target_info):
10601 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10604 * layout.h (class Layout): Add added_eh_frame_data_ field.
10605 * layout.cc (Layout::Layout): Initialize new field.
10606 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10607 output section until we find a section we merged successfully.
10608 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10609 that the size be non-zero.
10611 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10614 2008-04-08 Craig Silverstein <csilvers@google.com>
10616 * configure.ac: Export new conditional variable HAVE_ZLIB.
10617 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10619 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10620 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10622 2008-04-07 Ian Lance Taylor <iant@google.com>
10624 * version.cc (version_string): Set to "1.5".
10626 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10627 Add issued_non_pic_error_ field. Declare check_non_pic.
10628 (Target_x86_64::Scan::check_non_pic): New function.
10629 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10630 (Target_x86_64::Scan::global): Likewise.
10632 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10633 addend parameter. Change caller. Handle merge sections.
10634 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10635 Address to Addend. Don't add in the result of
10636 local_section_offset, pass down the addend and use the returned
10638 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10639 Update declarations of local_section_offset and symbol_value.
10640 * testsuite/two_file_test_1.cc (t18): New function.
10641 * testsuite/two_file_test_2.cc (f18): New function.
10642 * testsuite/two_file_test_main.cc (main): Call t18.
10643 * testsuite/two_file_test.h (t18, f18): Declare.
10645 * configure.ac: Don't test for objdump, c++filt, or readelf.
10646 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10648 (TEST_READELF): New variable.
10649 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10650 (check_PROGRAMS): Add two_file_strip_test.
10651 (two_file_strip_test): New target.
10652 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10653 (two_file_same_shared_strip_test_SOURCES): New variable.
10654 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10655 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10656 (two_file_same_shared_strip_test_LDADD): New variable.
10657 (two_file_shared_strip.so): New target.
10658 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10659 (ver_test_5.syms, ver_test_7.syms): Likewise.
10660 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10661 (strip_test_3.stdout): Use TEST_OBJDUMP.
10662 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10664 2008-04-04 Cary Coutant <ccoutant@google.com>
10666 * symtab.h (Symbol::is_weak_undefined): New function.
10667 (Symbol::is_strong_undefined): New function.
10668 (Symbol::is_absolute): New function.
10669 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10670 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10672 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10673 (weak_undef_test): New target.
10674 * testsuite/Makefile.in: Rebuild.
10675 * testsuite/weak_undef_file1.cc: New file.
10676 * testsuite/weak_undef_file2.cc: New file.
10677 * testsuite/weak_undef_test.cc: New file.
10679 2008-04-03 Craig Silverstein <csilvers@google.com>
10681 * compressed_output.h (class Output_compressed_section): Use
10683 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10685 (zlib_compressed_suffix): Removed.
10686 (Output_compressed_section::set_final_data_size): Use unsigned
10688 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10689 Fix linker invocation.
10690 (flagstest_o_specialfile_and_compress_debug_sections):
10692 * testsuite/Makefile.in: Regenerated.
10694 2008-04-02 David S. Miller <davem@davemloft.net>
10696 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10697 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10699 2008-04-02 Craig Silverstein <csilvers@google.com>
10703 2008-04-02 Ian Lance Taylor <iant@google.com>
10705 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10706 parameters. Update for new key type to views_. Change all
10708 (File_read::read): Adjust for byteshift in returned view.
10709 (File_read::add_view): New function, broken out of
10710 find_and_make_view.
10711 (File_read::make_view): New function, broken out of
10712 find_and_make_view.
10713 (File_read::find_or_make_view): Add offset and aligned
10714 parameters. Rewrite accordingly. Change all callers.
10715 (File_read::get_view): Add offset and aligned parameters. Adjust
10716 for byteshift in return value.
10717 (File_read::get_lasting_view): Likewise.
10718 * fileread.h (class File_read): Update declarations.
10719 (class File_read::View): Add byteshift_ field. Add byteshift to
10720 constructor. Add byteshift method.
10721 * archive.h (Archive::clear_uncached_views): New function.
10722 (Archive::get_view): Add aligned parameter. Change all callers.
10723 * object.h (Object::get_view): Add aligned parameter. Change all
10725 (Object::get_lasting_view): Likewise.
10727 * fileread.cc (File_read::release): Don't call clear_views if
10728 there are multiple objects.
10729 * fileread.h (File_read::clear_uncached_views): New function.
10730 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10733 2008-03-31 Cary Coutant <ccoutant@google.com>
10735 Add thin archive support.
10736 * archive.cc (Archive::armagt): New const.
10737 (Archive::setup): Remove task parameter and calls to unlock.
10738 (Archive::unlock_nested_archives): New function.
10739 (Archive::read_header): Add nested_off parameter. Change
10741 (Archive::interpret_header): Likewise.
10742 (Archive::include_all_members): Change to handle thin
10744 (Archive::include_member): Likewise.
10745 * archive.h (Archive::Archive): Add new parameters and
10747 (Archive::armagt): New const.
10748 (Archive::setup): Remove task parameter.
10749 (Archive::unlock_nested_archives): New function.
10750 (Archive::read_header): Add nested_off parameter.
10751 (Archive::interpret_header): Likewise.
10752 (Archive::Nested_archive_table): New typedef.
10753 (Archive::is_thin_archive_): New field.
10754 (Archive::nested_archives_): New field.
10755 (Archive::options_): New field.
10756 (Archive::dirpath_): New field.
10757 (Archive::task_): New field.
10758 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10759 for thin archives. Pass additional parameters to
10760 Archive::Archive. Unlock the archive file after calling
10763 2008-03-29 Ian Lance Taylor <iant@google.com>
10765 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10766 version symbol to be local.
10767 * testsuite/ver_test_4.sh: New file.
10768 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10769 (check_DATA): Add ver_test_4.syms.
10770 (ver_test_4.syms): New target.
10771 * testsuite/Makefile.in: Rebuild.
10774 (Output_section::Input_section_sort_entry::has_priority): New
10776 (Output_section::Input_section_sort_entry::match_file_name): New
10778 (Output_section::Input_section_sort_entry::match_section_name):
10780 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10782 (Output_section::Input_section_sort_entry::match_section_file):
10784 (Output_section::Input_section_sort_compare::operator()): Rewrite
10785 using new Input_section_sort_entry functions. Sort crtbegin and
10786 crtend first. Sort sections with no priority before sections with
10788 * testsuite/initpri1.c (d3): Check j != 4.
10789 (cd5): New constructor/destructor function.
10790 (main): Check j != 2.
10792 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10793 new symbol when resolving, don't call set_is_default.
10794 * testsuite/ver_test_7.cc: New file.
10795 * testsuite/ver_test_7.sh: New file.
10796 * testsuite/Makefile.am (ver_test_7.so): New target.
10797 (ver_test_7.o): New target.
10798 (check_SCRIPTS): Add ver_test_7.sh.
10799 (check_DATA): Add ver_test_7.syms.
10800 (ver_test_7.syms): New target.
10802 2008-03-28 Ian Lance Taylor <iant@google.com>
10804 * layout.cc (Layout::layout): If we see an input section with a
10805 name that needs sorting, set the must_sort flag for the output
10807 (Layout::make_output_section): If the name of the output section
10808 indicates that it might require sorting, set the may_sort flag.
10809 * output.h (Output_section::may_sort_attached_input_sections): New
10811 (Output_section::set_may_sort_attached_input_sections): New
10813 (Output_section::must_sort_attached_input_sections): New
10815 (Output_section::set_must_sort_attached_input_sections): New
10817 (class Output_section): Declare Input_section_sort_entry. Define
10818 Input_section_sort_compare. Declare
10819 sort_attached_input_sections. Add new fields:
10820 may_sort_attached_input_sections_,
10821 must_sort_attached_input_sections_,
10822 attached_input_sections_are_sorted_.
10823 * output.cc (Output_section::Output_section): Initialize new
10825 (Output_section::add_input_section): Add an entry to
10826 input_sections_ if may_sort or must_sort are true.
10827 (Output_section::set_final_data_size): Call
10828 sort_attached_input_sections if necessary.
10829 (Output_section::Input_section_sort_entry): Define new class.
10830 (Output_section::Input_section_sort_compare::operator()): New
10832 (Output_section::sort_attached_input_sections): New function.
10833 * configure.ac: Check whether the compiler supports constructor
10834 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10835 * testsuite/initpri1.c: New file.
10836 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10837 CONSTRUCTOR_PRIORITY.
10838 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10839 (initpri1_LDFLAGS): New variable.
10840 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10842 2008-03-27 Ian Lance Taylor <iant@google.com>
10844 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10845 * testsuite/common_test_1.c: New file.
10846 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10847 (common_test_1_SOURCES): New variable.
10848 (common_test_1_DEPENDENCIES): New variable.
10849 (common_test_1_LDFLAGS): New variable.
10851 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10852 and commons_ correctly when NAME/VERSION does not override
10854 * testsuite/ver_test_6.c: New file.
10855 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10856 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10857 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10859 2008-03-26 Ian Lance Taylor <iant@google.com>
10861 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10862 of an undefined symbol from a version script.
10863 * testsuite/Makefile.am (ver_test_5.so): New target.
10864 (ver_test_5.o): New target.
10865 (check_SCRIPTS): Add ver_test_5.sh.
10866 (check_DATA): Add ver_test_5.syms.
10867 (ver_test_5.syms): New target.
10868 * testsuite/ver_test_5.cc: New file.
10869 * testsuite/ver_test_5.script: New file.
10870 * testsuite/ver_test_5.sh: New file.
10871 * Makefile.in, testsuite/Makefile.in: Rebuild.
10874 Fix problems building gold with gcc 4.3.0.
10875 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10876 (gold_error_at_location, gold_warning_at_location): Use it.
10877 * configure.ac: Check whether we can compile and use a template
10878 function with a printf attribute.
10879 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10880 when jumping over bytes.
10881 * object.cc: Instantiate Object::read_section_data.
10882 * debug.h: Include <cstring>
10883 * dwarf_reader.cc: Include <algorithm>
10884 * main.cc: Include <cstring>.
10885 * options.cc: Include <cstring>.
10886 * output.cc: Include <cstring>.
10887 * script.cc: Include <cstring>.
10888 * script.h: Include <string>.
10889 * symtab.cc: Include <cstring> and <algorithm>.
10890 * target-select.cc: Include <cstring>.
10891 * version.cc: Include <string>.
10892 * testsuite/testmain.cc: Include <cstdlib>.
10893 * configure, config.in: Rebuild.
10895 2008-03-25 Ian Lance Taylor <iant@google.com>
10897 * options.cc: Include "../bfd/bfdver.h".
10898 (options::help): Print bug reporting address.
10900 * version.cc (print_version): Adjust output for current value of
10901 BFD_VERSION_STRING.
10905 * options.cc (options::help): Print list of supported targets.
10906 * target-select.h: Include <vector>.
10907 (class Target_selector): Make machine_, size_, and is_big_endian_
10908 fields const. Add bfd_name_ and instantiated_target_ fields.
10909 (Target_selector::Target_selector): Add bfd_name parameter.
10910 (Target_selector::recognize): Make non-virtual, call
10912 (Target_selector::recognize_by_name): Make non-virtual, call
10913 do_recognize_by_name.
10914 (Target_selector::supported_names): New function.
10915 (Target_selector::bfd_name): New function.
10916 (Target_selector::do_instantiate_target): New pure virtual
10918 (Target_selector::do_recognize): New virtual function.
10919 (Target_selector::do_recognize_by_name): New virtual function.
10920 (Target_selector::instantiate_target): New private function.
10921 (supported_target_names): Declare.
10922 * target-select.cc (Target_selector::Target_selector): Update for
10923 new parameter and fields.
10924 (select_target_by_name): Check that the name matches before
10925 calling recognize_by_name.
10926 (supported_target_names): New function.
10927 * i386.cc (class Target_selector_i386): Update Target_selector
10928 constructor call. Remove recognize and recognize_by_name. Add
10929 do_instantiate_target.
10930 * x86_64.cc (class Target_selector_x86_64): Likewise.
10931 * testsuite/testfile.cc (class Target_selector_test): Update for
10932 changes to Target_selector.
10934 * README: Rewrite, with some notes on unsupported features.
10936 2008-03-24 Cary Coutant <ccoutant@google.com>
10938 * i386.cc (Target_i386::Got_type): New enum declaration.
10939 (Target_i386::Scan::local): Updated callers of Output_data_got
10941 (Target_i386::Scan::global): Likewise.
10942 (Target_i386::Relocate::relocate): Likewise.
10943 (Target_i386::Relocate::relocate_tls): Likewise.
10944 * object.h (Got_offset_list): New class.
10945 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10946 (Sized_relobj::local_got_offset): Likewise.
10947 (Sized_relobj::set_local_got_offset): Likewise.
10948 (Sized_relobj::local_has_tls_got_offset): Removed.
10949 (Sized_relobj::local_tls_got_offset): Removed.
10950 (Sized_relobj::set_local_tls_got_offset): Removed.
10951 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10952 * output.cc (Output_data_got::add_global): Added got_type parameter.
10953 (Output_data_got::add_global_with_rel): Likewise.
10954 (Output_data_got::add_global_with_rela): Likewise.
10955 (Output_data_got::add_global_pair_with_rel): New function.
10956 (Output_data_got::add_global_pair_with_rela): New function.
10957 (Output_data_got::add_local): Added got_type parameter.
10958 (Output_data_got::add_local_with_rel): Likewise.
10959 (Output_data_got::add_local_with_rela): Likewise.
10960 (Output_data_got::add_local_pair_with_rel): New function.
10961 (Output_data_got::add_local_pair_with_rela): New function.
10962 (Output_data_got::add_global_tls): Removed.
10963 (Output_data_got::add_global_tls_with_rel): Removed.
10964 (Output_data_got::add_global_tls_with_rela): Removed.
10965 (Output_data_got::add_local_tls): Removed.
10966 (Output_data_got::add_local_tls_with_rel): Removed.
10967 (Output_data_got::add_local_tls_with_rela): Removed.
10968 * output.h (Output_data_got::add_global): Added got_type parameter.
10969 (Output_data_got::add_global_with_rel): Likewise.
10970 (Output_data_got::add_global_with_rela): Likewise.
10971 (Output_data_got::add_global_pair_with_rel): New function.
10972 (Output_data_got::add_global_pair_with_rela): New function.
10973 (Output_data_got::add_local): Added got_type parameter.
10974 (Output_data_got::add_local_with_rel): Likewise.
10975 (Output_data_got::add_local_with_rela): Likewise.
10976 (Output_data_got::add_local_pair_with_rel): New function.
10977 (Output_data_got::add_local_pair_with_rela): New function.
10978 (Output_data_got::add_global_tls): Removed.
10979 (Output_data_got::add_global_tls_with_rel): Removed.
10980 (Output_data_got::add_global_tls_with_rela): Removed.
10981 (Output_data_got::add_local_tls): Removed.
10982 (Output_data_got::add_local_tls_with_rel): Removed.
10983 (Output_data_got::add_local_tls_with_rela): Removed.
10984 * resolve.cc (Symbol::override_base_with_special): Removed
10985 reference to has_got_offset_ field.
10986 * symtab.cc (Symbol::init_fields): Replaced initialization
10987 of got_offset_ with got_offsets_. Removed initialization
10989 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10990 (Symbol::got_offset): Likewise.
10991 (Symbol::set_got_offset): Likewise.
10992 (Symbol::has_tls_got_offset): Removed.
10993 (Symbol::tls_got_offset): Removed.
10994 (Symbol::set_tls_got_offset): Removed.
10995 (Symbol::got_offset_): Removed.
10996 (Symbol::tls_mod_got_offset_): Removed.
10997 (Symbol::tls_pair_got_offset_): Removed.
10998 (Symbol::got_offsets_): New field.
10999 (Symbol::has_got_offset): Removed.
11000 (Symbol::has_tls_mod_got_offset): Removed.
11001 (Symbol::has_tls_pair_got_offset): Removed.
11002 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11003 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11005 (Target_x86_64::Scan::global): Likewise.
11006 (Target_x86_64::Relocate::relocate): Likewise.
11007 (Target_x86_64::Relocate::relocate_tls): Likewise.
11009 2008-03-25 Ben Elliston <bje@au.ibm.com>
11011 * yyscript.y: Fix spelling error in comment.
11013 2008-03-24 Ian Lance Taylor <iant@google.com>
11015 * options.h (class General_options): Define build_id option.
11016 * layout.h (class Layout): Declare write_build_id, create_note,
11017 create_build_id. Add build_id_note_ member.
11018 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11019 "libiberty.h", "md5.h", "sha1.h".
11020 (Layout::Layout): Initialize eh_frame_data_,
11021 eh_frame_hdr_section_, and build_id_note_.
11022 (Layout::finalize): Call create_build_id.
11023 (Layout::create_note): New function, broken out of
11024 Layout::create_gold_note.
11025 (Layout::create_gold_note): Call create_note.
11026 (Layout::create_build_id): New function.
11027 (Layout::write_build_id): New function.
11028 (Close_task_runner::run): Call write_build_id.
11030 * x86_64.cc: Correct license to GPLv3.
11032 2008-03-23 Ian Lance Taylor <iant@google.com>
11034 * options.cc: Include "demangle.h".
11035 (parse_optional_string): New function.
11036 (parse_long_option): Handle takes_optional_argument.
11037 (parse_short_option): Update dash_z initializer. Handle
11038 takes_optional_argument.
11039 (General_options::General_options): Initialize do_demangle_.
11040 (General_options::finalize): Set do_demangle_. Handle demangling
11042 * options.h (parse_optional_string): Declare.
11043 (struct One_option): Add optional_arg field. Update constructor.
11044 Update call constructor calls. Add takes_optional_argument
11046 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11047 (DEFINE_optional_string): Define.
11048 (General_options::demangle): Change from DEFINE_bool to
11049 DEFINE_optional_string.
11050 (General_options::no_demangle): New function.
11051 (General_options::do_demangle): New function.
11052 (General_options::set_do_demangle): New function.
11053 (General_options::execstack_status_): Move definition to end of
11055 (General_options::static_): Likewise.
11056 (General_options::do_demangle_): New field.
11057 * object.cc (big_endian>::get_symbol_location_info): Call
11058 Options::do_demangle, not Options::demangle.
11059 * symtab.cc (demangle): Likewise.
11061 2008-03-22 Ian Lance Taylor <iant@google.com>
11063 * gold.h: Include <cstddef> and <sys/types.h>
11064 * options.h: Include <cstring>.
11066 2008-03-21 Ian Lance Taylor <iant@google.com>
11068 * Added source code to GNU binutils.
projects / binutils-gdb.git / blob