1 2011-06-09 Ian Lance Taylor <iant@google.com>
4 (Orphan_output_section::set_section_addresses): For a relocatable
7 2011-06-09 Cary Coutant <ccoutant@google.com>
10 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
11 used with --compress-debug-sections.
12 * gold/object.cc (Sized_relobj_file::do_layout): Report
13 uncompressed size of compressed input sections.
15 2011-06-08 Cary Coutant <ccoutant@google.com>
18 * testsuite/two_file_test_2_v1.cc: Change initialization of
19 v2 to keep it in .data.
21 2011-06-07 Cary Coutant <ccoutant@google.com>
23 * common.cc (Symbol_table::do_allocate_commons_list): Call
25 * errors.cc (Errors::fatal): Adjust call to gold_exit.
26 (Errors::fallback): New function.
27 (gold_fallback): New function.
28 * errors.h (Errors::fallback): New function.
29 * gold.cc (gold_exit): Change status parameter to enum; adjust
31 (queue_initial_tasks): Call gold_fallback.
32 * gold.h: Include cstdlib.
33 (Exit_status): New enum type.
34 (gold_exit): Change status parameter to enum.
35 (gold_fallback): New function.
36 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
37 (Layout::create_symtab_sections): Likewise.
38 (Layout::create_shdrs): Likewise.
39 * main.cc (main): Adjust call to gold_exit.
40 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
41 (Output_data_got::add_got_entry_pair): Likewise.
42 (Output_section::add_input_section): Likewise.
43 (Output_section::add_output_section_data): Likewise.
44 (Output_segment::set_section_list_addresses): Likewise.
45 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
47 2011-06-07 Cary Coutant <ccoutant@google.com>
49 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
50 for incremental links.
51 * output.cc (Output_segment::set_section_list_addresses): Remove
52 FIXME and test for TLS or BSS.
54 2011-06-07 Cary Coutant <ccoutant@google.com>
56 * testsuite/Makefile.am: Add incremental_copy_test,
57 incremental_common_test_1.
58 * testsuite/Makefile.in: Regenerate.
59 * testsuite/common_test_1_v1.c: New source file.
60 * testsuite/common_test_1_v2.c: New source file.
61 * testsuite/copy_test_v1.cc: New source file.
63 2011-06-07 Cary Coutant <ccoutant@google.com>
65 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
66 update, allocate common from bss section's free list.
67 * incremental-dump.cc (dump_incremental_inputs): Print flag for
68 linker-defined symbols.
69 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
70 Skip GOT and PLT entries that are no longer referenced.
71 (Output_section_incremental_inputs::write_info_blocks): Mark
72 linker-defined symbols.
73 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
74 * output.cc (Output_section::allocate): New function.
75 * output.h (Output_section::allocate): New function.
76 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
77 linker-defined symbols.
78 (Symbol::override_base_with_special): Copy is_predefined_ flag.
79 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
80 (Symbol::init_base_output_data): Likewise.
81 (Symbol::init_base_output_segment): Likewise.
82 (Symbol::init_base_constant): Likewise.
83 (Sized_symbol::init_output_data): Likewise.
84 (Sized_symbol::init_output_segment): Likewise.
85 (Sized_symbol::init_constant): Likewise.
86 (Symbol_table::do_define_in_output_data): Likewise.
87 (Symbol_table::do_define_in_output_segment): Likewise.
88 (Symbol_table::do_define_as_constant): Likewise.
89 * symtab.h (Symbol::is_predefined): New function.
90 (Symbol::init_base_output_data): Add is_predefined parameter.
91 (Symbol::init_base_output_segment): Likewise.
92 (Symbol::init_base_constant): Likewise.
93 (Symbol::is_predefined_): New data member.
94 (Sized_symbol::init_output_data): Add is_predefined parameter.
95 (Sized_symbol::init_output_segment): Likewise.
96 (Sized_symbol::init_constant): Likewise.
97 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
99 2011-06-07 Cary Coutant <ccoutant@google.com>
101 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
102 instead of emit_copy_reloc.
103 (Copy_relocs::emit_copy_reloc): Refactor.
104 (Copy_relocs::make_copy_reloc): New function.
105 (Copy_relocs::add_copy_reloc): Remove.
106 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
108 (Copy_relocs::make_copy_reloc): New function.
109 (Copy_relocs::add_copy_reloc): Remove.
110 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
111 unchanged input files.
112 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
113 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
114 Reserve BSS space for COPY relocations.
115 (Sized_incremental_binary::do_emit_copy_relocs): New function.
116 (Output_section_incremental_inputs::write_info_blocks): Record
117 whether a symbol is copied from a shared object.
118 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
119 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
120 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
121 (Incremental_input_entry_reader::get_output_symbol_index): Add
123 (Incremental_binary::emit_copy_relocs): New function.
124 (Incremental_binary::do_emit_copy_relocs): New function.
125 (Sized_incremental_binary::Sized_incremental_binary): Initialize
127 (Sized_incremental_binary::add_copy_reloc): New function.
128 (Sized_incremental_binary::do_emit_copy_relocs): New function.
129 (Sized_incremental_binary::Copy_reloc): New struct.
130 (Sized_incremental_binary::Copy_relocs): New typedef.
131 (Sized_incremental_binary::copy_relocs_): New data member.
132 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
133 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
134 * target.h (Sized_target::emit_copy_reloc): New function.
135 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
137 2011-06-02 Cary Coutant <ccoutant@google.com>
140 * gold/archive.cc (Archive::Archive): Initialize new data member.
141 (Archive::include_all_members): Return if archive has already been
143 * gold/archive.h (Archive::include_all_members_): New data member.
145 2011-06-02 Nick Clifton <nickc@redhat.com>
147 * dynobj.h: Fix spelling mistake in comment.
148 * output.cc: Likewise.
150 2011-05-31 Doug Kwan <dougkwan@google.com>
154 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
155 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
156 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
157 redundant arm_exidx_test.so.
158 * testsuite/Makefile.in: Regenerate.
159 (check_SCRIPTS): Add pr12826.sh
160 (check_DATA): Add pr12826.stdout
161 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
162 * testsuite/pr12826.sh: New file.
163 * testsuite/pr12826_1.s: Ditto.
164 * testsuite/pr12826_1.s: Ditto.
166 2011-05-30 Ian Lance Taylor <iant@google.com>
168 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
171 2011-05-29 Ian Lance Taylor <iant@google.com>
174 * testsuite/Makefile.am: Use different file name for two_file_test
175 temporary file for each incremental test.
176 * testsuite/Makefile.in: Rebuild.
178 2011-05-29 Ian Lance Taylor <iant@google.com>
180 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
181 binary input file is empty.
183 2011-05-27 Ian Lance Taylor <iant@google.com>
185 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
186 (ver_test_9.so): Likewise.
187 * testsuite/Makefile.in: Rebuild.
189 2011-05-26 Cary Coutant <ccoutant@google.com>
191 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
192 * incremental.cc (Incremental_inputs::report_input_section): Fix
193 comment, indentation.
194 (Incremental_inputs::report_comdat_group): New function.
195 (Output_section_incremental_inputs::set_final_data_size): Adjust size
196 of data for incremental input file entry.
197 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
198 group count, COMDAT group signatures.
199 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
200 an unchanged input file.
201 * incremental.h (Incremental_object_entry::Incremental_object_entry):
202 Initialize new data member.
203 (Incremental_object_entry::add_comdat_group): New function.
204 (Incremental_object_entry::get_comdat_group_count): New function.
205 (Incremental_object_entry::get_comdat_signature_key): New function.
206 (Incremental_object_entry::groups_): New data member.
207 (Incremental_inputs::report_comdat_group): New function.
208 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
209 data for incremental input file entry.
210 (Incremental_input_entry_reader::get_comdat_group_count): New function.
211 (Incremental_input_entry_reader::get_input_section): Adjust size of
212 data for incremental input file entry.
213 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
214 (Incremental_input_entry_reader::get_comdat_group_signature): New
216 * object.cc (Sized_relobj::include_section_group): Report kept
217 COMDAT groups for incremental links.
219 2011-05-24 David Meyer <pdox@google.com>
221 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
222 with name parameter. Add found_name parameter.
223 * fileread.cc (Input_file::find_file): Adjust code accordingly.
224 * dirsearch.h (class Dirsearch): Update declaration.
226 2011-05-24 Ian Lance Taylor <iant@google.com>
228 * archive.cc (Library_base::should_include_member): Pull in object
229 from archive if it defines the entry symbol.
230 * parameters.cc (Parameters::entry): New function.
231 * parameters.h (class Parameters): Declare entry.
232 * output.h (class Output_file_header): Remove entry_ field.
233 * output.cc (Output_file_header::Output_file_header): Remove entry
234 parameter. Change all callers.
235 (Output_file_header::entry): Use parameters->entry.
236 * gold.cc (queue_middle_tasks): Likewise.
237 * plugin.cc (Plugin_hook::run): Likewise.
239 2011-05-24 Cary Coutant <ccoutant@google.com>
241 * gold.cc (queue_initial_tasks): Pass incremental base filename
242 to Output_file::open_base_file; don't print error message.
243 * incremental-dump.cc (main): Adjust call to
244 Output_file::open_for_modification.
245 * incremental-dump.cc (main): Likewise.
246 * incremental.cc (Incremental_inputs::report_command_line):
247 Ignore --incremental-base option when comparing command lines.
248 Ignore parameter when given as separate argument.
249 * options.h (class General_options): Add --incremental-base.
250 * output.cc (Output_file::Output_file):
251 (Output_file::open_base_file): Add base_name and writable parameters;
252 read base file into new file; print error message here.
253 (Output_file::map_no_anonymous): Add writable parameter; adjust all
255 * output.h (Output_file::open_for_modification): Rename to...
256 (Output_file::open_base_file): ...this; add base_name and
257 writable parameters; adjust all callers.
258 (Output_file::map_no_anonymous): Add writable parameter; adjust all
260 * testsuite/Makefile.am (incremental_test_4): Test
262 * testsuite/Makefile.in: Regenerate.
264 2011-05-24 Cary Coutant <ccoutant@google.com>
266 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
268 * testsuite/Makefile.in: Regenerate.
269 * testsuite/two_file_test_1_v1.cc: New test source file.
270 * testsuite/two_file_test_1b_v1.cc: New test source file.
271 * testsuite/two_file_test_2_v1.cc: New test source file.
273 2011-05-24 Cary Coutant <ccoutant@google.com>
275 * dynobj.h (Dynobj::do_dynobj): New function.
276 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
277 flag and soname for shared objects.
278 * incremental.cc (Incremental_inputs::report_object): Make
279 either Incremental_object_entry or Incremental_dynobj_entry; add
280 soname to string table.
281 (Incremental_inputs::report_input_section): Add assertion.
282 (Output_section_incremental_inputs::set_final_data_size): Adjust
283 type of input file entry for shared libraries; adjust size of
284 shared library info entry.
285 (Output_section_incremental_inputs::write_input_files): Write
286 as_needed flag for shared libraries.
287 (Output_section_incremental_inputs::write_info_blocks): Adjust type
288 of input file entry for shared libraries; write soname.
289 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
290 soname from incremental info.
291 * incremental.h (enum Incremental_input_flags): Add
292 INCREMENTAL_INPUT_AS_NEEDED.
293 (Incremental_input_entry::Incremental_input_entry): Initialize new
295 (Incremental_input_entry::set_as_needed): New function.
296 (Incremental_input_entry::as_needed): New function.
297 (Incremental_input_entry::do_dynobj_entry): New function.
298 (Incremental_input_entry::as_needed_): New data member.
299 (Incremental_object_entry::Incremental_object_entry): Don't check
301 (Incremental_object_entry::do_type): Likewise.
302 (class Incremental_dynobj_entry): New class.
303 (Incremental_input_entry_reader::as_needed): New function.
304 (Incremental_input_entry_reader::get_soname): New function.
305 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
306 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
307 size of shared library info entry.
308 * layout.cc (Layout::finish_dynamic_section): Don't test for
309 incremental link when adding DT_NEEDED entries.
310 * object.h (Object::Object): Initialize new data member.
311 (Object::dynobj): New function.
312 (Object::set_as_needed): New function.
313 (Object::as_needed): New function.
314 (Object::do_dynobj): New function.
315 (Object::as_needed_): New data member.
317 2011-05-24 Cary Coutant <ccoutant@google.com>
319 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
320 info; adjust display of GOT entries.
321 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
322 vector of input objects; remove file_status_.
323 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
324 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
325 got_plt reader; call target hooks to reserve GOT entries.
326 (Output_section_incremental_inputs::set_final_data_size): Adjust size
327 of input file info header and GOT info entry.
328 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
330 (Got_plt_view_info::got_descriptor): Remove.
331 (Got_plt_view_info::sym_index): New data member.
332 (Got_plt_view_info::input_index): New data member.
333 (Local_got_offset_visitor::visit): Write input file index.
334 (Global_got_offset_visitor::visit): Write 0 for input file index.
335 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
336 with sym_index and input_index.
337 (Output_section_incremental_inputs::write_got_plt): Adjust size of
338 incremental info GOT entry; replace got_descriptor with input_index.
339 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
340 map from input file index to object.
341 (Sized_relobj_incr::do_layout): Replace direct data member reference
342 with accessor function.
343 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
344 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
345 Adjust size of input file info header.
346 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
347 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
348 (Incremental_input_entry_reader::get_input_section): Adjust size of
349 input file info header.
350 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
351 of incremental info GOT entry.
352 (Incremental_got_plt_reader::get_got_desc): Remove.
353 (Incremental_got_plt_reader::get_got_symndx): New function.
354 (Incremental_got_plt_reader::get_got_input_index): New function.
355 (Sized_incremental_binary::Sized_incremental_binary): Remove
356 file_status_; add input_objects_.
357 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
358 (Sized_incremental_binary::set_file_is_unchanged): Remove.
359 (Sized_incremental_binary::file_is_unchanged): Remove.
360 (Sized_incremental_binary::set_input_object): New function.
361 (Sized_incremental_binary::input_object): New function.
362 (Sized_incremental_binary::file_status_): Remove.
363 (Sized_incremental_binary::input_objects_): New data member.
364 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
366 (Sized_relobj_incr::invalid_address): Move to base class.
367 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
369 (Sized_relobj_incr::do_output_section_offset): Likewise.
370 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
371 (Sized_relobj_incr::section_offsets_): Likewise.
372 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
374 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
375 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
376 with accessor function.
377 (Sized_relobj_file::do_layout): Likewise.
378 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
379 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
380 (Sized_relobj_file::compute_final_local_value): Replace refs to
381 section_offsets_ with accessor function.
382 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
383 * object.h (Relobj::Relobj): Initialize new data members.
384 (Relobj::add_dyn_reloc): New function.
385 (Relobj::first_dyn_reloc): New function.
386 (Relobj::dyn_reloc_count): New function.
387 (Relobj::first_dyn_reloc_): New data member.
388 (Relobj::dyn_reloc_count_): New data member.
389 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
391 (Sized_relobj::Address): New typedef.
392 (Sized_relobj::invalid_address): Move here from child class.
393 (Sized_relobj::Sized_relobj): Initialize new data members.
394 (Sized_relobj::sized_relobj): New function.
395 (Sized_relobj::is_output_section_offset_invalid): Move here from
397 (Sized_relobj::get_output_section_offset): Likewise.
398 (Sized_relobj::local_has_got_offset): Likewise.
399 (Sized_relobj::local_got_offset): Likewise.
400 (Sized_relobj::set_local_got_offset): Likewise.
401 (Sized_relobj::do_for_all_local_got_entries): Likewise.
402 (Sized_relobj::clear_got_offsets): New function.
403 (Sized_relobj::section_offsets): Move here from child class.
404 (Sized_relobj::do_output_section_offset): Likewise.
405 (Sized_relobj::do_set_section_offset): Likewise.
406 (Sized_relobj::Local_got_offsets): Likewise.
407 (Sized_relobj::local_got_offsets_): Likewise.
408 (Sized_relobj::section_offsets_): Likewise.
409 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
411 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
413 (Sized_relobj_file::sized_relobj): New function
414 (Sized_relobj_file::local_has_got_offset): Move to base class.
415 (Sized_relobj_file::local_got_offset): Likewise.
416 (Sized_relobj_file::set_local_got_offset): Likewise.
417 (Sized_relobj_file::get_output_section_offset): Likewise.
418 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
419 (Sized_relobj_file::do_output_section_offset): Likewise.
420 (Sized_relobj_file::do_set_section_offset): Likewise.
421 (Sized_relobj_file::Local_got_offsets): Likewise.
422 (Sized_relobj_file::local_got_offsets_): Likewise.
423 (Sized_relobj_file::section_offsets_): Likewise.
424 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
426 (set_needs_dynsym_index): Convert relobj to derived class pointer.
427 (Output_reloc::get_symbol_index): Likewise.
428 (Output_reloc::local_section_offset): Likewise.
429 (Output_reloc::get_address): Likewise.
430 (Output_reloc::symbol_value): Likewise.
431 (Output_data_got::reserve_slot): Move to class definition.
432 (Output_data_got::reserve_local): New function.
433 (Output_data_got::reserve_slot_for_global): Remove.
434 (Output_data_got::reserve_global): New function.
435 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
436 (all constructors, two instantiations).
437 (Output_reloc::get_relobj): New function (two instantiations).
438 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
439 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
440 (Output_data_reloc::add_global): Adjust type of relobj.
441 (Output_data_reloc::add_global_relative): Likewise.
442 (Output_data_reloc::add_symbolless_global_addend): Likewise.
443 (Output_data_reloc::add_local): Likewise.
444 (Output_data_reloc::add_local_relative): Likewise.
445 (Output_data_reloc::add_symbolless_local_addend): Likewise.
446 (Output_data_reloc::add_local_section): Likewise.
447 (Output_data_reloc::add_output_section): Likewise.
448 (Output_data_reloc::add_absolute): Likewise.
449 (Output_data_reloc::add_target_specific): Likewise.
450 (Output_data_got::reserve_slot): Move definition here.
451 (Output_data_got::reserve_local): New function.
452 (Output_data_got::reserve_global): New function.
453 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
454 section_offsets_ with accessor function.
455 (Sized_relobj_file::write_sections): Likewise.
456 (Sized_relobj_file::do_relocate_sections): Likewise.
457 * target.h (Sized_target::reserve_local_got_entry): New function.
458 (Sized_target::reserve_global_got_entry): New function.
459 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
460 (Target_x86_64::reserve_global_got_entry): New function.
461 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
463 2011-05-23 Cary Coutant <ccoutant@google.com>
465 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
466 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
467 bit when checking got_type.
468 * incremental.cc (Sized_incremental_binary::setup_readers):
469 Store symbol table and string table locations; initialize bit vector
470 of file status flags.
471 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
473 (Sized_incremental_binary::do_process_got_plt): New function.
474 (Sized_incremental_binary::get_symtab_view): Use stored locations.
475 (Output_section_incremental_inputs::set_final_data_size): Record
476 file index for each input file.
477 (Output_section_incremental_inputs::write_got_plt): Store file index
478 instead of input entry offset for each GOT entry.
480 (Incremental_input_entry::Incremental_input_entry): Initialize new
482 (Incremental_input_entry::set_offset): Store file index.
483 (Incremental_input_entry::get_file_index): New function.
484 (Incremental_input_entry::file_index_): New data member.
485 (Incremental_binary::process_got_plt): New function.
486 (Incremental_binary::do_process_got_plt): New function.
487 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
489 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
490 (Sized_incremental_binary::set_file_is_unchanged): New function.
491 (Sized_incremental_binary::file_is_unchanged): New function.
492 (Sized_incremental_binary::do_process_got_plt): New function.
493 (Sized_incremental_binary::file_status_): New data member.
494 (Sized_incremental_binary::main_symtab_loc_): New data member.
495 (Sized_incremental_binary::main_strtab_loc_): New data member.
496 * output.cc (Output_data_got::Got_entry::write): Add case
498 (Output_data_got::add_global): Call add_got_entry.
499 (Output_data_got::add_global_plt): Likewise.
500 (Output_data_got::add_global_with_rel): Likewise.
501 (Output_data_got::add_global_with_rela): Likewise.
502 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
503 (Output_data_got::add_global_pair_with_rela): Likewise.
504 (Output_data_got::add_local): Call add_got_entry.
505 (Output_data_got::add_local_plt): Likewise.
506 (Output_data_got::add_local_with_rel): Likewise.
507 (Output_data_got::add_local_with_rela): Likewise.
508 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
509 (Output_data_got::add_local_pair_with_rela): Likewise.
510 (Output_data_got::reserve_slot): New function.
511 (Output_data_got::reserve_slot_for_global): New function.
512 (Output_data_got::add_got_entry): New function.
513 (Output_data_got::add_got_entry_pair): New function.
514 (Output_section::add_output_section_data): Edit FIXME.
516 (Output_section_data_build::Output_section_data_build): New
517 constructor with size parameter.
518 (Output_data_space::Output_data_space): Likewise.
519 (Output_data_got::Output_data_got): Initialize new data member; new
520 constructor with size parameter.
521 (Output_data_got::add_constant): Call add_got_entry.
522 (Output_data_got::reserve_slot): New function.
523 (Output_data_got::reserve_slot_for_global): New function.
524 (class Output_data_got::Got_entry): Add RESERVED_CODE.
525 (Output_data_got::add_got_entry): New function.
526 (Output_data_got::add_got_entry_pair): New function.
527 (Output_data_got::free_list_): New data member.
528 * target.h (Sized_target::init_got_plt_for_update): New function.
529 (Sized_target::register_global_plt_entry): New function.
530 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
531 Initialize new data member; call init; add constructor with PLT count.
532 (Output_data_plt_x86_64::init): New function.
533 (Output_data_plt_x86_64::add_relocation): New function.
534 (Output_data_plt_x86_64::reserve_slot): New function.
535 (Output_data_plt_x86_64::free_list_): New data member.
536 (Target_x86_64::init_got_plt_for_update): New function.
537 (Target_x86_64::register_global_plt_entry): New function.
538 (Output_data_plt_x86_64::add_entry): Allocate from free list for
540 (Output_data_plt_x86_64::add_relocation): New function.
541 * testsuite/object_unittest.cc (Object_test): Set default options.
543 2011-05-16 Ian Lance Taylor <iant@google.com>
545 * options.h (class General_options): Make -i a synonym for -r.
547 2011-05-16 Ian Lance Taylor <iant@google.com>
549 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
551 2011-05-10 Cary Coutant <ccoutant@google.com>
553 * object.cc (Sized_relobj::do_count_local_symbols): Check for
556 2011-05-06 Ian Lance Taylor <iant@google.com>
558 * layout.cc (Layout::layout): If the output section flags change,
561 2011-04-25 Cary Coutant <ccoutant@google.com>
563 * incremental-dump.cc (dump_incremental_inputs): Print local
564 symbol info for each input file.
566 (Output_section_incremental_inputs::set_final_data_size): Add local
567 symbol info to input file entries in incremental info.
568 (Output_section_incremental_inputs::write_info_blocks): Likewise.
569 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
570 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
571 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
573 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
574 (Sized_incr_relobj::do_relocate): Write the local symbols.
575 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
576 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
577 Adjust size of input file header.
578 (Incremental_inputs_reader::get_local_symbol_offset): New function.
579 (Incremental_inputs_reader::get_local_symbol_count): New function.
580 (Incremental_inputs_reader::get_input_section): Adjust size of input
582 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
583 (Sized_incr_relobj::This): New typedef.
584 (Sized_incr_relobj::sym_size): New const data member.
585 (Sized_incr_relobj::Local_symbol): New struct.
586 (Sized_incr_relobj::do_output_local_symbol_count): New function.
587 (Sized_incr_relobj::do_local_symbol_offset): New function.
588 (Sized_incr_relobj::local_symbol_count_): New data member.
589 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
590 (Sized_incr_relobj::local_symbol_index_): New data member.
591 (Sized_incr_relobj::local_symbol_offset_): New data member.
592 (Sized_incr_relobj::local_dynsym_offset_): New data member.
593 (Sized_incr_relobj::local_symbols_): New data member.
594 * object.h (Relobj::output_local_symbol_count): New function.
595 (Relobj::local_symbol_offset): New function.
596 (Relobj::do_output_local_symbol_count): New function.
597 (Relobj::do_local_symbol_offset): New function.
598 (Sized_relobj::do_output_local_symbol_count): New function.
599 (Sized_relobj::do_local_symbol_offset): New function.
601 2011-04-22 Vladimir Simonov <sv@sw.ru>
603 * descriptors.cc (set_close_on_exec): New function.
604 (Descriptors::open): Use set_close_on_exec.
605 * output.cc (S_ISLNK): Define if not defined.
607 2011-04-22 Cary Coutant <ccoutant@google.com>
609 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
611 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
612 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
613 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
615 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
616 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
617 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
619 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
621 (Incremental_binary::apply_incremental_relocs): New function.
622 (Incremental_binary::do_apply_incremental_relocs): New function.
623 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
625 (Sized_incremental_binary::add_global_symbol): New function.
626 (Sized_incremental_binary::global_symbol): New function.
627 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
628 (Sized_incremental_binary::symbol_map_): New data member.
629 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
630 * target.h (Sized_target::apply_relocation): New function.
631 * target-reloc.h (apply_relocation): New function.
632 * x86_64.cc (Target_x86_64::apply_relocation): New function.
634 2011-04-22 Doug Kwan <dougkwan@google.com>
636 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
637 flag of a SHT_ARM_EXIDX section.
638 * testsuite/Makefile.am (arm_exidx_test): New test rules.
639 * testsuite/Makefile.in: Regenerate.
640 * testsuite/arm_exidx_test.s: New file.
641 * testsuite/arm_exidx_test.sh: Same.
643 2011-04-20 Cary Coutant <ccoutant@google.com>
646 * archive.h (Incremental_archive_entry::Archive_member):
647 Initialize arg_serial_ (second constructor).
649 2011-04-17 Ian Lance Taylor <iant@google.com>
651 * object.cc (Relocate_info::location): Simplify location string.
652 * errors.cc (Errors::error_at_location): Don't print program
654 (Errors::warning_at_location): Likewise.
655 (Errors::undefined_symbol): Likewise.
656 * testsuite/debug_msg.sh: Update accordingly.
658 2011-04-14 Cary Coutant <ccoutant@google.com>
660 * gold/layout.cc (Layout::symtab_section_offset): New function.
661 * gold/layout.h (Layout::symtab_section_offset): New function.
662 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
664 2011-04-12 Ian Lance Taylor <iant@google.com>
666 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
668 * output.h (class Output_file): Add map_is_allocated_ field.
669 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
670 not available, provide stubs. If mremap is not available, #define
672 (MREMAP_MAYMOVE): Define if not defined.
673 (Output_file::Output_file): Initialize map_is_allocated_.
674 (Output_file::resize): Check map_is_allocated_.
675 (Output_file::map_anonymous): If mmap fails, use malloc.
676 (Output_file::unmap): Don't do anything for an anonymous map.
677 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
678 is not available, provide stubs.
679 (File_read::View::~View): Use free rather than delete[].
680 (File_read::make_view): Use malloc rather than new[]. If mmap
682 (File_read::find_or_make_view): Use malloc rather than new[].
683 * gold.h: Remove HAVE_REMAP code.
684 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
685 exists. Rename mremap to gold_mremap. If mmap is not available
687 * configure, config.in: Rebuild.
689 2011-04-11 Ian Lance Taylor <iant@google.com>
691 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
692 initialize local variable v.
694 2011-04-11 Cary Coutant <ccoutant@google.com>
696 * archive.cc (Archive::include_member): Adjust call to
698 (Add_archive_symbols::run): Track argument serial numbers.
699 (Lib_group::include_member): Likewise.
700 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
701 * archive.h (Incremental_archive_entry::Archive_member):
702 Initialize arg_serial_.
703 (Archive_member::arg_serial_): New data member.
704 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
705 (Sized_dynobj::do_add_symbols): Track symbols when doing an
707 (Sized_dynobj::do_for_all_local_got_entries): New function.
708 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
710 * fileread.cc (get_mtime): New function.
711 * fileread.h (get_mtime): New function.
712 * gold.cc (queue_initial_tasks): Check for incremental update.
713 (process_incremental_input): New function.
714 (queue_middle_tasks): Don't force valid target for incremental
716 * incremental-dump.cc (find_input_containing_global): Adjust
717 size of symbol info entry.
718 (dump_incremental_inputs): Dump argument serial number and
719 in_system_directory flag; bias shndx by 1; print symbol names
720 when dumping per-file symbol lists; use new symbol info readers.
722 (Output_section_incremental_inputs:update_data_size): New function.
723 (Sized_incremental_binary::setup_readers): Setup input readers
724 for each input file; build maps for files added from libraries
726 (Sized_incremental_binary::check_input_args): New function.
727 (Sized_incremental_binary::do_check_inputs): Build map of argument
728 serial numbers to input arguments.
729 (Sized_incremental_binary::do_file_has_changed): Rename
730 do_file_is_unchanged to this; compare file modification times.
731 (Sized_incremental_binary::do_init_layout): New function.
732 (Sized_incremental_binary::do_reserve_layout): New function.
733 (Sized_incremental_binary::do_get_input_reader): Remove.
734 (Sized_incremental_binary::get_symtab_view): New function.
735 (Incremental_checker::can_incrementally_link_output_file): Remove.
736 (Incremental_inputs::report_command_line): Exclude --debug options.
737 (Incremental_inputs::report_archive_begin): Add parameter; track
738 argument serial numbers; don't put input file entry for archive
739 before archive members.
740 (Incremental_inputs::report_archive_end): Put input file entry
741 for archive after archive members.
742 (Incremental_inputs::report_object): Add parameter; track argument
743 serial numbers and in_system_directory flag.
744 (Incremental_inputs::report_script): Add parameter; track argument
746 (Output_section_incremental_inputs::set_final_data_size): Adjust
747 size of symbol info entry; check for forwarding symbols.
748 (Output_section_incremental_inputs::write_input_files): Write
749 in_system_directory flag and argument serial number.
750 (Output_section_incremental_inputs::write_info_blocks): Map section
751 indices between incremental info and original input file; store
752 input section index for each symbol.
753 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
754 change operator() to visit().
755 (class Global_got_offset_visitor): Likewise.
756 (class Global_symbol_visitor_got_plt):
757 (Output_section_incremental_inputs::write_got_plt): Use new visitor
759 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
760 (Sized_incr_relobj::do_read_symbols): New function.
761 (Sized_incr_relobj::do_layout): New function.
762 (Sized_incr_relobj::do_layout_deferred_sections): New function.
763 (Sized_incr_relobj::do_add_symbols): New function.
764 (Sized_incr_relobj::do_should_include_member): New function.
765 (Sized_incr_relobj::do_for_all_global_symbols): New function.
766 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
767 (Sized_incr_relobj::do_section_size): New function.
768 (Sized_incr_relobj::do_section_name): New function.
769 (Sized_incr_relobj::do_section_contents): New function.
770 (Sized_incr_relobj::do_section_flags): New function.
771 (Sized_incr_relobj::do_section_entsize): New function.
772 (Sized_incr_relobj::do_section_address): New function.
773 (Sized_incr_relobj::do_section_type): New function.
774 (Sized_incr_relobj::do_section_link): New function.
775 (Sized_incr_relobj::do_section_info): New function.
776 (Sized_incr_relobj::do_section_addralign): New function.
777 (Sized_incr_relobj::do_initialize_xindex): New function.
778 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
779 (Sized_incr_relobj::do_read_relocs): New function.
780 (Sized_incr_relobj::do_gc_process_relocs): New function.
781 (Sized_incr_relobj::do_scan_relocs): New function.
782 (Sized_incr_relobj::do_count_local_symbols): New function.
783 (Sized_incr_relobj::do_finalize_local_symbols): New function.
784 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
785 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
786 (Sized_incr_relobj::do_relocate): New function.
787 (Sized_incr_relobj::do_set_section_offset): New function.
788 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
789 (Sized_incr_dynobj::do_read_symbols): New function.
790 (Sized_incr_dynobj::do_layout): New function.
791 (Sized_incr_dynobj::do_add_symbols): New function.
792 (Sized_incr_dynobj::do_should_include_member): New function.
793 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
794 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
795 (Sized_incr_dynobj::do_section_size): New function.
796 (Sized_incr_dynobj::do_section_name): New function.
797 (Sized_incr_dynobj::do_section_contents): New function.
798 (Sized_incr_dynobj::do_section_flags): New function.
799 (Sized_incr_dynobj::do_section_entsize): New function.
800 (Sized_incr_dynobj::do_section_address): New function.
801 (Sized_incr_dynobj::do_section_type): New function.
802 (Sized_incr_dynobj::do_section_link): New function.
803 (Sized_incr_dynobj::do_section_info): New function.
804 (Sized_incr_dynobj::do_section_addralign): New function.
805 (Sized_incr_dynobj::do_initialize_xindex): New function.
806 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
807 (make_sized_incremental_object): New function.
808 (Incremental_library::copy_unused_symbols): New function.
809 (Incremental_library::do_for_all_unused_symbols): New function.
810 * incremental.h (enum Incremental_input_flags): New type.
811 (class Incremental_checker): Remove.
812 (Incremental_input_entry::Incremental_input_entry): Add argument
814 (Incremental_input_entry::arg_serial): New function.
815 (Incremental_input_entry::set_is_in_system_directory): New function.
816 (Incremental_input_entry::is_in_system_directory): New function.
817 (Incremental_input_entry::arg_serial_): New data member.
818 (Incremental_input_entry::is_in_system_directory_): New data member.
819 (class Script_info): Move here from script.h.
820 (Script_info::Script_info): Add filename parameter.
821 (Script_info::filename): New function.
822 (Script_info::filename_): New data member.
823 (Incremental_script_entry::Incremental_script_entry): Add argument
825 (Incremental_object_entry::Incremental_object_entry): Likewise.
826 (Incremental_object_entry::add_input_section): Build list of input
827 sections with map to original shndx.
828 (Incremental_object_entry::get_input_section_index): New function.
829 (Incremental_object_entry::shndx_): New data member.
830 (Incremental_object_entry::name_key_): Rename; adjust all refs.
831 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
832 (Incremental_archive_entry::Incremental_archive_entry): Add argument
834 (Incremental_inputs::report_archive_begin): Likewise.
835 (Incremental_inputs::report_object): Likewise.
836 (Incremental_inputs::report_script): Likewise.
837 (class Incremental_global_symbol_reader): New class.
838 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
839 and store flags and input file type.
840 (Incremental_input_entry_reader::arg_serial): New function.
841 (Incremental_input_entry_reader::type): Extract type from flags.
842 (Incremental_input_entry_reader::is_in_system_directory): New function.
843 (Incremental_input_entry_reader::get_input_section_count): Call
844 accessor function for type.
845 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
846 function for type; adjust size of global symbol entry.
847 (Incremental_input_entry_reader::get_global_symbol_count): Call
848 accessor function for type.
849 (Incremental_input_entry_reader::get_object_count): Likewise.
850 (Incremental_input_entry_reader::get_object_offset): Likewise.
851 (Incremental_input_entry_reader::get_member_count): Likewise.
852 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
853 (Incremental_input_entry_reader::get_member_offset): Likewise.
854 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
855 (Incremental_input_entry_reader::Global_symbol_info): Remove.
856 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
857 (Incremental_input_entry_reader::get_global_symbol_reader): New
859 (Incremental_input_entry_reader::get_output_symbol_index): New
861 (Incremental_input_entry_reader::type_): Remove.
862 (Incremental_input_entry_reader::flags_): New data member.
863 (Incremental_inputs_reader::input_file_offset): New function.
864 (Incremental_inputs_reader::input_file_index): New function.
865 (Incremental_inputs_reader::input_file): Call input_file_offset.
866 (Incremental_inputs_reader::input_file_at_offset): New function.
867 (Incremental_relocs_reader::get_r_type): Reformat.
868 (Incremental_relocs_reader::get_r_shndx): Reformat.
869 (Incremental_relocs_reader::get_r_offset): Reformat.
870 (Incremental_relocs_reader::data): New function.
871 (Incremental_binary::Incremental_binary): Initialize new data members.
872 (Incremental_binary::check_inputs): Add cmdline parameter.
873 (Incremental_binary::file_is_unchanged): Remove.
874 (Input_reader::arg_serial): New function.
875 (Input_reader::get_unused_symbol_count): New function.
876 (Input_reader::get_unused_symbol): New function.
877 (Input_reader::do_arg_serial): New function.
878 (Input_reader::do_get_unused_symbol_count): New function.
879 (Input_reader::do_get_unused_symbol): New function.
880 (Incremental_binary::input_file_count): New function.
881 (Incremental_binary::get_input_reader): Change signature to use
882 index instead of filename.
883 (Incremental_binary::file_has_changed): New function.
884 (Incremental_binary::get_input_argument): New function.
885 (Incremental_binary::get_library): New function.
886 (Incremental_binary::get_script_info): New function.
887 (Incremental_binary::init_layout): New function.
888 (Incremental_binary::reserve_layout): New function.
889 (Incremental_binary::output_file): New function.
890 (Incremental_binary::do_check_inputs): New function.
891 (Incremental_binary::do_file_is_unchanged): Remove.
892 (Incremental_binary::do_file_has_changed): New function.
893 (Incremental_binary::do_init_layout): New function.
894 (Incremental_binary::do_reserve_layout): New function.
895 (Incremental_binary::do_input_file_count): New function.
896 (Incremental_binary::do_get_input_reader): Change signature.
897 (Incremental_binary::input_args_map_): New data member.
898 (Incremental_binary::library_map_): New data member.
899 (Incremental_binary::script_map_): New data member.
900 (Sized_incremental_binary::Sized_incremental_binary): Initialize
902 (Sized_incremental_binary::output_section): New function.
903 (Sized_incremental_binary::inputs_reader): Add const.
904 (Sized_incremental_binary::symtab_reader): Add const.
905 (Sized_incremental_binary::relocs_reader): Add const.
906 (Sized_incremental_binary::got_plt_reader): Add const.
907 (Sized_incremental_binary::get_symtab_view): New function.
908 (Sized_incremental_binary::Inputs_reader): New typedef.
909 (Sized_incremental_binary::Input_entry_reader): New typedef.
910 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
911 (Sized_incremental_binary::do_file_is_unchanged): Remove.
912 (Sized_incremental_binary::do_file_has_changed): New function.
913 (Sized_incremental_binary::do_init_layout): New function.
914 (Sized_incremental_binary::do_reserve_layout): New function.
915 (Sized_input_reader::Inputs_reader): Remove.
916 (Sized_input_reader::Input_entry_reader): Remove.
917 (Sized_input_reader::do_arg_serial): New function.
918 (Sized_input_reader::do_get_unused_symbol_count): New function.
919 (Sized_input_reader::do_get_unused_symbol): New function.
920 (Sized_incremental_binary::do_input_file_count): New function.
921 (Sized_incremental_binary::do_get_input_reader): Change signature;
922 use index instead of filename.
923 (Sized_incremental_binary::section_map_): New data member.
924 (Sized_incremental_binary::input_entry_readers_): New data member.
925 (class Sized_incr_relobj): New class.
926 (class Sized_incr_dynobj): New class.
927 (make_sized_incremental_object): New function.
928 (class Incremental_library): New class.
929 * layout.cc (Free_list::num_lists): New static data member.
930 (Free_list::num_nodes): New static data member.
931 (Free_list::num_removes): New static data member.
932 (Free_list::num_remove_visits): New static data member.
933 (Free_list::num_allocates): New static data member.
934 (Free_list::num_allocate_visits): New static data member.
935 (Free_list::init): New function.
936 (Free_list::remove): New function.
937 (Free_list::allocate): New function.
938 (Free_list::dump): New function.
939 (Free_list::print_stats): New function.
940 (Layout_task_runner::run): Resize output file for incremental updates.
941 (Layout::Layout): Initialize new data members.
942 (Layout::set_incremental_base): New function.
943 (Layout::init_fixed_output_section): New function.
944 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
946 (Layout::create_gold_note): Do not create gold note section for
948 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
949 for incremental updates.
950 (Layout::set_section_offsets): For incremental updates, allocate space
952 (Layout::create_symtab_sections): Layout with offsets relative to
953 start of section; for incremental updates, allocate space from free
955 (Layout::create_shdrs): For incremental updates, allocate space from
957 (Layout::finish_dynamic_section): For incremental updates, do not
958 check --as-needed (fixed in subsequent patch).
959 * layout.h (class Free_list): New class.
960 (Layout::set_incremental_base): New function.
961 (Layout::incremental_base): New function.
962 (Layout::init_fixed_output_section): New function.
963 (Layout::allocate): New function.
964 (Layout::incremental_base_): New data member.
965 (Layout::free_list_): New data member.
966 * main.cc (main): Print Free_list statistics.
967 * object.cc (Relobj::finalize_incremental_relocs): Add
968 clear_counts parameter; clear counts only when clear_counts is set.
969 (Sized_relobj::Sized_relobj): Initialize new base class.
970 (Sized_relobj::do_layout): Don't report special sections.
971 (Sized_relobj::do_for_all_local_got_entries): New function.
972 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
973 symtab_off to all symbol table offsets.
974 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
975 * object.h (class Got_offset_list): Move to top of file.
976 (Object::Object): Allow case where input_file == NULL.
977 (Object::~Object): Likewise.
978 (Object::input_file): Assert that input_file != NULL.
979 (Object::lock): Allow case where input_file == NULL.
980 (Object::unlock): Likewise.
981 (Object::is_locked): Likewise.
982 (Object::token): Likewise.
983 (Object::release): Likewise.
984 (Object::is_incremental): New function.
985 (Object::get_mtime): New function.
986 (Object::for_all_local_got_entries): New function.
987 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
988 (Object::set_is_in_system_directory): New function.
989 (Object::is_in_system_directory): New function.
990 (Object::do_is_incremental): New function.
991 (Object::do_get_mtime): New function.
992 (Object::do_for_all_local_got_entries): New function.
993 (Object::is_in_system_directory_): New data member.
994 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
995 (class Sized_relobj_base): New class.
996 (class Sized_relobj): Derive from Sized_relobj_base.
997 (class Sized_relobj::Symbols): Redeclare from base class.
998 (class Sized_relobj::local_got_offset_list): Remove.
999 (class Sized_relobj::Output_sections): Redeclare from base class.
1000 (class Sized_relobj::do_for_all_local_got_entries): New function.
1001 (class Sized_relobj::write_local_symbols): Add offset parameter.
1002 (class Sized_relobj::local_symbol_offset_): Update comment.
1003 (class Sized_relobj::local_dynsym_offset_): Update comment.
1004 * options.cc (Input_arguments::add_file): Remove const.
1005 * options.h (Input_file_argument::Input_file_argument):
1006 Initialize arg_serial_ (all constructors).
1007 (Input_file_argument::set_arg_serial): New function.
1008 (Input_file_argument::arg_serial): New function.
1009 (Input_file_argument::arg_serial_): New data member.
1010 (Input_arguments::Input_arguments): Initialize file_count_.
1011 (Input_arguments::add_file): Remove const.
1012 (Input_arguments::number_of_input_files): New function.
1013 (Input_arguments::file_count_): New data member.
1014 (Command_line::number_of_input_files): Call
1015 Input_arguments::number_of_input_files.
1016 * output.cc (Output_segment_headers::Output_segment_headers):
1018 (Output_section::Input_section::current_data_size): New function.
1019 (Output_section::Output_section): Initialize new data members.
1020 (Output_section::add_input_section): Don't do merge sections for
1021 an incremental link; allocate space from free list for an
1023 (Output_section::add_output_section_data): Allocate space from
1024 free list for an incremental update.
1025 (Output_section::update_data_size): New function.
1026 (Output_section::set_fixed_layout): New function.
1027 (Output_section::reserve): New function.
1028 (Output_segment::set_section_addresses): Remove const.
1029 (Output_segment::set_section_list_addresses): Remove const; allocate
1030 space from free list for an incremental update.
1031 (Output_segment::set_offset): Adjust size of RELRO segment for an
1033 * output.h (Output_data::current_data_size): Move here from
1035 (Output_data::pre_finalize_data_size): New function.
1036 (Output_data::update_data_size): New function.
1037 (Output_section_headers::update_data_size): new function.
1038 (Output_section_data_build::current_data_size): Move to Output_data.
1039 (Output_data_strtab::update_data_size): New function.
1040 (Output_section::current_data_size): Move to Output_data.
1041 (Output_section::set_fixed_layout): New function.
1042 (Output_section::has_fixed_layout): New function.
1043 (Output_section::reserve): New function.
1044 (Output_section::update_data_size): New function.
1045 (Output_section::has_fixed_layout_): New data member.
1046 (Output_section::free_list_): New data member.
1047 (Output_segment::set_section_addresses): Remove const.
1048 (Output_segment::set_section_list_addresses): Remove const.
1049 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1051 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1053 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1054 parameter when calling Add_symbols constructor; store argument
1055 serial number for members of a lib group.
1056 (Add_symbols::locks): Allow case where token == NULL.
1057 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1058 (Read_member::~Read_member): New function.
1059 (Read_member::is_runnable): New function.
1060 (Read_member::locks): New function.
1061 (Read_member::run): New function.
1062 (Check_script::~Check_script): New function.
1063 (Check_script::is_runnable): New function.
1064 (Check_script::locks): New function.
1065 (Check_script::run): New function.
1066 (Check_library::~Check_library): New function.
1067 (Check_library::is_runnable): New function.
1068 (Check_library::locks): New function.
1069 (Check_library::run): New function.
1070 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1071 (Add_symbols::library_): New data member.
1072 (class Read_member): New class.
1073 (class Check_script): New class.
1074 (class Check_library): New class.
1075 * reloc.cc (Read_relocs::is_runnable): Allow case where
1077 (Read_relocs::locks): Likewise.
1078 (Scan_relocs::locks): Likewise.
1079 (Relocate_task::locks): Likewise.
1080 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1082 (Sized_relobj::incremental_relocs_scan): Fix comment.
1083 (Sized_relobj::do_relocate): Pass output file offset to
1084 write_local_symbols.
1085 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1086 from class declaration.
1087 * script.cc (read_input_script): Allocate Script_info; pass
1088 argument serial number to report_script.
1089 * script.h (class Script_info): Move to incremental.h.
1090 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1091 * symtab.h (Symbol_table::add_from_incrobj): New function.
1092 (Symbol_table::set_file_offset): New function.
1094 2011-04-05 Cary Coutant <ccoutant@google.com>
1096 * incremental-dump.cc (dump_incremental_inputs): Change signature
1097 to take a Sized_incremental_binary; change caller. Use readers
1098 in Sized_incremental_binary.
1100 (Sized_incremental_binary::find_incremental_inputs_sections):
1101 Rename do_find_incremental_inputs_sections to this.
1102 (Sized_incremental_binary::setup_readers): New function.
1103 (Sized_incremental_binary::do_check_inputs): Check
1104 has_incremental_info_ flag; move setup code to setup_readers;
1106 (Sized_incremental_binary::do_file_is_unchanged): New function.
1107 (Sized_incremental_binary::do_get_input_reader): New function.
1108 * incremental.h (class Incremental_binary): Move to end of file.
1109 (Incremental_binary::file_is_unchanged): New function.
1110 (Incremental_binary::do_file_is_unchanged): New function.
1111 (Incremental_binary::Input_reader): New class.
1112 (Incremental_binary::get_input_reader): New function.
1113 (class Sized_incremental_binary): Move to end of file.
1114 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1115 input section reader classes.
1116 (Sized_incremental_binary::has_incremental_info): New function.
1117 (Sized_incremental_binary::inputs_reader): New function.
1118 (Sized_incremental_binary::symtab_reader): New function.
1119 (Sized_incremental_binary::relocs_reader): New function.
1120 (Sized_incremental_binary::got_plt_reader): New function.
1121 (Sized_incremental_binary::do_file_is_unchanged): New function.
1122 (Sized_incremental_binary::Sized_input_reader): New class.
1123 (Sized_incremental_binary::get_input_reader): New function.
1124 (Sized_incremental_binary::find_incremental_inputs_sections):
1125 Rename do_find_incremental_inputs_sections to this.
1126 (Sized_incremental_binary::setup_readers): New function.
1127 (Sized_incremental_binary::has_incremental_info_): New data member.
1128 (Sized_incremental_binary::inputs_reader_): New data member.
1129 (Sized_incremental_binary::symtab_reader_): New data member.
1130 (Sized_incremental_binary::relocs_reader_): New data member.
1131 (Sized_incremental_binary::got_plt_reader_): New data member.
1132 (Sized_incremental_binary::current_input_file_): New data member.
1134 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1137 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1140 2011-03-30 Cary Coutant <ccoutant@google.com>
1142 * archive.cc (Archive::include_member): Adjust call to report_object.
1143 (Add_archive_symbols::run): Add script_info to call to
1144 report_archive_begin.
1145 (Lib_group::include_member): Adjust call to report_object.
1146 (Add_lib_group_symbols::run): Adjust call to report_object.
1147 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1148 blocks. Add object count for script input files.
1149 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1150 script_info parameter; change all callers.
1151 (Incremental_inputs::report_object): Add script_info parameter;
1153 (Incremental_inputs::report_script): Store backpointer to
1154 incremental info entry.
1155 (Output_section_incremental_inputs::set_final_data_size): Record
1156 additional information for scripts.
1157 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1158 * incremental.h (Incremental_script_entry::add_object): New function.
1159 (Incremental_script_entry::get_object_count): New function.
1160 (Incremental_script_entry::get_object): New function.
1161 (Incremental_script_entry::objects_): New data member; adjust
1163 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1164 (Incremental_inputs::report_object): Add script_info parameter.
1165 (Incremental_inputs_reader::get_object_count): New function.
1166 (Incremental_inputs_reader::get_object_offset): New function.
1167 * options.cc (Input_arguments::add_file): Return reference to
1169 * options.h (Input_argument::set_script_info): New function.
1170 (Input_argument::script_info): New function.
1171 (Input_argument::script_info_): New data member; adjust all
1173 (Input_file_group::add_file): Return reference to new input argument.
1174 (Input_file_lib::add_file): Likewise.
1175 (Input_arguments::add_file): Likewise.
1176 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1177 * script.cc (Parser_closure::Parser_closure): Add script_info
1178 parameter; adjust all callers.
1179 (Parser_closure::script_info): New function.
1180 (Parser_closure::script_info_): New data member.
1181 (read_input_script): Report scripts earlier to incremental info.
1182 (script_add_file): Set script_info in Input_argument.
1183 (script_add_library): Likewise.
1184 * script.h (Script_options::Script_info): Rewrite class.
1186 2011-03-29 Cary Coutant <ccoutant@google.com>
1188 * archive.cc (Library_base::should_include_member): Move
1189 method here from class Archive.
1190 (Archive::Archive): Initialize base class.
1191 (Archive::should_include_member): Move to base class.
1192 (Archive::do_for_all_unused_symbols): New function.
1193 (Add_archive_symbols::run): Remove redundant access to
1195 (Lib_group::Lib_group): Initialize base class.
1196 (Lib_group::do_filename): New function.
1197 (Lib_group::include_member): Pass pointer to Lib_group to
1199 (Lib_group::do_for_all_unused_symbols): New function.
1200 (Add_lib_group_symbols::run): Report archive information for
1202 * archive.h (class Library_base): New base class.
1203 (class Archive): Derive from Library_base.
1204 (Archive::filename): Move to base class.
1205 (Archive::set_incremental_info): Likewise.
1206 (Archive::incremental_info): Likewise.
1207 (Archive::Should_include): Likewise.
1208 (Archive::should_include_member): Likewise.
1209 (Archive::Armap_entry): Remove.
1210 (Archive::Unused_symbol_iterator): Remove.
1211 (Archive::unused_symbols_begin): Remove.
1212 (Archive::unused_symbols_end): Remove.
1213 (Archive::do_filename): New function.
1214 (Archive::do_get_mtime): New function.
1215 (Archive::do_for_all_unused_symbols): New function.
1216 (Archive::task_): Move to base class.
1217 (Archive::incremental_info_): Likewise.
1218 (class Lib_group): Derive from Library_base.
1219 (Lib_group::do_filename): New function.
1220 (Lib_group::do_get_mtime): New function.
1221 (Lib_group::do_for_all_unused_symbols): New function.
1222 (Lib_group::task_): Move to base class.
1223 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1225 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1227 * incremental.cc (Incremental_inputs::report_archive_begin):
1228 Use Library_base; call library's get_mtime; add incremental inputs
1229 entry before members.
1230 (class Unused_symbol_visitor): New class.
1231 (Incremental_inputs::report_archive_end): Use Library_base; use
1232 visitor class to record unused symbols; don't add incremental inputs
1233 entry after members.
1234 (Incremental_inputs::report_object): Use Library_base.
1236 (Incremental_archive_entry::Incremental_archive_entry): Remove
1237 unused Archive parameter.
1238 (Incremental_inputs::report_archive_begin): Use Library_base.
1239 (Incremental_inputs::report_archive_end): Likewise.
1240 (Incremental_inputs::report_object): Likewise.
1241 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1243 * object.h (Object::for_all_global_symbols): New function.
1244 (Object::do_for_all_global_symbols): New function.
1245 (Sized_relobj::do_for_all_global_symbols): New function.
1246 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1248 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1251 2011-03-27 Ian Lance Taylor <iant@google.com>
1253 * archive.cc (Archive::interpret_header): Return -1 if something
1254 goes wrong. Change callers accordingly.
1256 2011-03-25 Cary Coutant <ccoutant@google.com>
1258 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1259 * testsuite/Makefile.in: Regenerate.
1261 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1263 * plugin.cc (get_view): New.
1264 (Plugin::load): Pass get_view to the plugin.
1265 (Plugin_manager::get_view): New.
1267 2011-03-21 Ian Lance Taylor <iant@google.com>
1269 * testsuite/final_layout.sh: Rewrite to not use dc.
1270 * testsuite/relro_test.sh: Fail if dc is not present.
1272 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1274 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1276 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1277 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1279 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1280 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1282 2011-03-14 Ian Lance Taylor <iant@google.com>
1284 * script-sections.cc (Sort_output_sections::script_compare):
1285 Rename from is_before, change return type.
1286 (Sort_output_sections::operator()): Adjust accordingly.
1288 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1291 * testsuite/odr_violation2.cc: Add comment to make all error line
1292 numbers double digits.
1293 * testsuite/debug_msg.sh: Adjust expected errors.
1295 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1297 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1298 but mark earlier ones as non-canonical
1299 (offset_to_iterator): Update search target and example
1300 (do_addr2line): Return extra lines in a vector*
1301 (format_file_lineno): Extract from do_addr2line
1302 (one_addr2line): Add vector* out-param
1303 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1304 when a lineno entry appeared last for its instruction
1305 (Dwarf_line_info): Add vector* out-param
1306 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1307 * symtab.cc (Odr_violation_compare): Include the lineno in the
1309 (linenos_from_loc): New. Combine the canonical line for an
1310 address with its other lines.
1311 (True_if_intersect): New. Helper functor to make
1312 std::set_intersection a query.
1313 (detect_odr_violations): Compare sets of lines instead of just
1314 one line for each function. This became less deterministic, but
1315 has fewer false positives.
1316 * symtab.h: Declarations.
1317 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1318 mix an optimized and non-optimized object in the same binary
1319 (odr_violation2.so): Same.
1320 * testsuite/Makefile.in: Regenerate from Makefile.am.
1321 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1322 * testsuite/debug_msg.sh: Update line numbers and add
1324 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1325 non-optimized context.
1326 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1327 isn't inlined, and use OdrDerived in an optimized context.
1328 * testsuite/odr_header1.h: Defines OdrDerived, where
1329 optimization will change the
1330 first-instruction-in-the-destructor's file and line number.
1331 * testsuite/odr_header2.h: Defines OdrBase.
1333 2011-03-09 Ian Lance Taylor <iant@google.com>
1335 * fileread.cc (File_read::clear_views): Don't delete the whole
1338 2011-03-08 Ian Lance Taylor <iant@google.com>
1341 * fileread.cc: #include <climits>.
1342 (GOLD_IOV_MAX): Define.
1343 (File_read::read_multiple): Limit number of entries by iov_max.
1344 * fileread.h (class File_read): Always set max_readv_entries to
1347 2011-03-07 Ian Lance Taylor <iant@google.com>
1350 * options.h (class General_options): Add -dy and -dn.
1352 2011-03-02 Cary Coutant <ccoutant@google.com>
1354 * testsuite/script_test_9.t: Add TLS segment.
1356 2011-03-02 Simon Baldwin <simonb@google.com>
1358 * configure.ac: Add check for gnu_indirect_function support in
1359 the toolchain building binutils.
1360 * configure: Rebuild.
1362 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1364 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1365 plugin only symbols.
1366 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1367 in plugin files as not needed in the symbol table.
1369 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1371 * output.cc (Output_section::add_input_section): Delay fill
1372 generation for section ordering.
1374 2011-02-09 Ian Lance Taylor <iant@google.com>
1377 * object.h (class Sized_relobj): Remove clear_local_symbols.
1378 * reloc.cc (Sized_relobj::do_relocate): Don't call
1379 clear_local_symbols.
1381 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1383 * plugin.cc (is_visible_from_outside): Return true for symbols
1386 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1388 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1391 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1393 * icf.h (is_section_foldable_candidate): Change type of parameter
1395 * icf.cc (Icf::find_identical_sections): Change type of local variable
1396 section_name to be std::string.
1397 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1399 2011-01-25 Ian Lance Taylor <iant@google.com>
1401 * script.cc (script_add_extern): Rewrite to use
1402 add_symbol_reference.
1404 2011-01-25 Doug Kwan <dougkwan@google.com>
1406 * icf.cc (get_section_contents): Always lock section's object.
1408 2011-01-24 Ian Lance Taylor <iant@google.com>
1410 * options.h (class General_options): Accept
1411 --no-detect-odr-violations.
1413 2011-01-24 Ian Lance Taylor <iant@google.com>
1415 * version.cc (version_string): Bump to 1.11.
1417 2011-01-24 Ian Lance Taylor <iant@google.com>
1419 * plugin.cc (class Plugin_rescan): Define new class.
1420 (Plugin_manager::claim_file): Set any_claimed_.
1421 (Plugin_manager::save_archive): New function.
1422 (Plugin_manager::save_input_group): New function.
1423 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1425 (Plugin_manager::new_undefined_symbol): New function.
1426 (Plugin_manager::rescan): New function.
1427 (Plugin_manager::rescannable_defines): New function.
1428 (Plugin_manager::add_input_file): Set any_added_.
1429 * plugin.h (class Plugin_manager): define new fields rescannable_,
1430 undefined_symbols_, any_claimed_, and any_added_. Declare
1431 Plugin_rescan as friend. Declare new functions.
1432 (Plugin_manager::Rescannable): Define type.
1433 (Plugin_manager::Rescannable_list): Define type.
1434 (Plugin_manager::Undefined_symbol_list): Define type.
1435 (Plugin_manager::Plugin_manager): Initialize new fields.
1436 * archive.cc (Archive::defines_symbol): New function.
1437 (Add_archive_symbols::run): Pass archive to plugins if any.
1438 * archive.h (class Archive): Declare defines_symbol.
1439 * readsyms.cc (Input_group::~Input_group): New function.
1440 (Finish_group::run): Pass input_group to plugins if any.
1441 * readsyms.h (class Input_group): Declare destructor.
1442 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1445 2011-01-10 Ian Lance Taylor <iant@google.com>
1447 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1449 (Layout::set_segment_offsets): Reset increase_relro before calling
1450 set_section_addresses a second time.
1452 2011-01-04 Cary Coutant <ccoutant@google.com>
1454 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1455 sections before NOBITS sections.
1457 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1459 * version.cc (print_version): Update copyright to 2011.
1461 2010-12-23 Cary Coutant <ccoutant@google.com>
1463 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1464 of OS to this->add. Add OD parameter to second form of the function.
1466 2010-12-20 Ian Lance Taylor <iant@google.com>
1468 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1469 second of two consecutive entries with same offset.
1471 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1473 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1474 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1475 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1476 to avoid unneeded links against $(LDADD).
1477 * testsuite/Makefile.in: Regenerate.
1479 2010-12-15 Ian Lance Taylor <iant@google.com>
1482 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1483 for R_X86_64_32 and R_X86_64_PC32.
1484 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1485 ver_matching_def_pic.o.
1486 (ver_matching_def_pic.o): New target.
1488 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1490 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1491 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1492 Move definition before File_read::View member definitions.
1493 (File_read::View::~View): Initialize and hold lock before
1494 updating current_mapped_bytes.
1496 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1498 * dwarf_reader.cc: Remove outdated comment.
1499 * gold-threads.cc: Fix typo in error message.
1500 * archive.cc: Fix typos in comments.
1501 * archive.h: Likewise.
1502 * arm-reloc-property.cc: Likewise.
1503 * arm-reloc-property.h: Likewise.
1504 * arm-reloc.def: Likewise.
1506 * attributes.h: Likewise.
1507 * cref.cc: Likewise.
1508 * ehframe.cc: Likewise.
1509 * fileread.h: Likewise.
1511 * i386.cc: Likewise.
1513 * incremental.h: Likewise.
1514 * int_encoding.cc: Likewise.
1515 * layout.h: Likewise.
1516 * main.cc: Likewise.
1517 * merge.h: Likewise.
1518 * object.cc: Likewise.
1519 * object.h: Likewise.
1520 * options.cc: Likewise.
1521 * readsyms.cc: Likewise.
1522 * reduced_debug_output.cc: Likewise.
1523 * reloc.cc: Likewise.
1524 * script-sections.cc: Likewise.
1525 * sparc.cc: Likewise.
1526 * symtab.h: Likewise.
1527 * target-reloc.h: Likewise.
1528 * target.cc: Likewise.
1529 * target.h: Likewise.
1530 * timer.cc: Likewise.
1531 * timer.h: Likewise.
1532 * x86_64.cc: Likewise.
1534 2010-12-09 Cary Coutant <ccoutant@google.com>
1536 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1538 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1539 parameter; change all callers.
1540 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1541 * options.h (warn_execstack): New option.
1543 2010-12-07 Doug Kwan <dougkwan@google.com>
1545 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1546 like function call relocations.
1548 2010-12-07 Ian Lance Taylor <iant@google.com>
1550 * archive.cc (Archive::get_elf_object_for_member): Permit
1551 punconfigured to be NULL.
1552 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1553 (Archive::include_member): Pass NULL to get_elf_object_for_member
1554 if we searched for the archive and this is the first included
1557 2010-12-01 Ian Lance Taylor <iant@google.com>
1559 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1560 track_relocs_type_ field.
1561 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1562 Set track_relocs_type_.
1563 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1564 contents when using RELA relocs.
1565 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1567 * reloc.cc (Track_relocs::next_addend): New function.
1568 * reloc.h (class Track_relocs): Declare next_addend.
1570 2010-12-01 Ian Lance Taylor <iant@google.com>
1572 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1575 2010-12-01 Ian Lance Taylor <iant@google.com>
1577 * README: Update compilers known to work and fail.
1579 2010-11-23 Matthias Klose <doko@ubuntu.com>
1581 * configure.in: For --enable-gold, handle value `default' instead of
1582 `both*'. Always install ld as ld.bfd, install as ld if gold is
1584 * configure: Regenerate.
1586 2010-11-18 Doug Kwan <dougkwan@google.com>
1588 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1589 and right_alignment to be zero. Store result alignment only if it is
1590 greater than existing alignment.
1592 2010-11-16 Cary Coutant <ccoutant@google.com>
1595 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1596 Check for ".zdebug_line".
1598 2010-11-16 Doug Kwan <dougkwan@google.com>
1599 Cary Coutant <ccoutant@google.com>
1601 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1602 by reference; adjust all callers.
1603 * output.cc (Output_segment::set_section_addresses): Adjust references
1604 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1606 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1607 end at page boundary.
1609 2010-11-16 Cary Coutant <ccoutant@google.com>
1612 * layout.cc (Layout::choose_output_section): Transform names of
1613 compressed sections even when using a script with a SECTIONS clause.
1614 (Layout::output_section_name): Remove code to transform
1615 compressed debug section names.
1616 * output.cc (Output_section::add_input_section): Use uncompressed
1617 section size when tracking input sections.
1619 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1621 * symtab.h (Symbol::NON_PIC_REF): Remove.
1622 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1623 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1624 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1625 (Symbol::use_plt_offset): Take a flags argument and pass it
1626 directly to needs_dynamic_reloc. Restrict check for undefined
1627 weak symbols to function calls.
1628 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1629 (Target_arm::Scan::global): Use it.
1630 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1631 (Target_arm::Relocate::relocate): Likewise.
1632 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1633 parameter with an r_type parameter. Use get_reference_flags
1635 (Target_arm::Relocate::relocate): Update accordingly.
1636 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1637 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1638 (Target_i386::Scan::global): Likewise.
1639 (Target_i386::Relocate::relocate): Likewise.
1640 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1641 parameter with an r_type parameter. Use get_reference_flags
1643 (Target_i386::Relocate::relocate): Update accordingly.
1644 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1645 (Target_powerpc::Scan::global): Use it.
1646 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1647 (Target_powerpc::Relocate::relocate): Likewise.
1648 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1649 (Target_sparc::Scan::global): Use it.
1650 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1651 (Target_sparc::Relocate::relocate): Likewise.
1652 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1653 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1654 (Target_x86_64::Scan::global): Likewise.
1655 (Target_x86_64::Relocate::relocate): Likewise.
1657 2010-11-08 Doug Kwan <dougkwan@google.com>
1658 Cary Coutant <ccoutant@google.com>
1660 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1661 (Arm_exidx_merge_section::section_contents_): New data member.
1662 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1663 (Arm_input_section::~Arm_input_section): De-allocate memory.
1664 (Arm_input_section::original_contents_): New data member.
1665 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1666 in parameters instead of calling Object::section_contents without
1668 (Arm_output_section::group_section): New parameter TASK. Pass it
1669 to callees that need locking objects.
1670 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1671 to lock EXIDX input sections. Fix a formatting issue. Call
1672 Arm_exidx_merged_section::build_contents to create merged section
1674 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1675 to lock object of stub table owner.
1676 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1677 TEXT_SIZE to initialize data member TEXT_SIZE_.
1678 (Arm_exidx_input_section::addralign): Fix typo in comment.
1679 (Arm_exidx_input_section::text_size): New method.
1680 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1681 that require locking objects. Lock objects before scanning for stubs
1682 and updating local symbols.
1683 (Arm_input_section<big_endian>::init): Copy contents of original
1685 (Arm_input_section<big_endian>::do_write): Use saved contents of
1686 original input section instead of calling Object::section_contents
1688 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1689 size without calling Object::section_size().
1690 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1691 for size. Allocate a buffer for merged EXIDX entries.
1692 (Arm_exidx_merged_section::build_contents): New method.
1693 (Arm_exidx_merged_section::do_write): Move merge section contents
1694 building code to Arm_exidx_merged_section::build_contetns. Write
1695 out contetns in buffer instead of building it on the fly.
1696 (Arm_relobj::make_exidx_input_section): Also pass text section size
1697 to Arm_exidx_input_section constructor.
1698 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1699 (Arm_dynobj::do_read_symbols): Fix memory leak.
1700 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1701 * target.h: (class Task): Add forward declaration.
1702 (Target::relax): Add new parameter TASK and pass it to
1704 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1706 2010-11-05 Cary Coutant <ccoutant@google.com>
1709 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1710 object when reading from the file.
1711 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1713 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1714 when reading section contents.
1715 (get_section_contents): Likewise.
1716 (icf::find_identical_sections): Likewise.
1717 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1718 object when reading from the file.
1719 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1720 the object when doing deferred section layout.
1722 2010-11-03 Nick Clifton <nickc@redhat.com>
1725 * script.h (class Symbol_assignment: name): New member. Returns
1726 the name of the symbol.
1727 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1728 Returns true if the given symbol name is on the list of
1729 assignments wating to be processed.
1730 * archive.cc (should_incldue_member): If the symbol is undefined,
1731 check to see if it is on the list of symbols pending assignment.
1733 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1735 * script-sections.cc (Script_sections::find_memory_region): Check
1736 for a NULL output section pointer.
1738 2010-10-29 Doug Kwan <dougkwan@google.com>
1740 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1741 Output_section::add_relaxed_input_section.
1742 * output.cc (Output_section::add_relaxed_input_section): Add new
1743 arguments LAYOUT and NAME. Set section order index.
1744 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1745 Copy section order index.
1746 * output.h (Output_section::add_relaxed_input_section): Add new
1747 arguments LAYOUT and NAME.
1749 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1751 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1752 NATIVE_OR_CROSS_LINKER.
1753 * testsuite/Makefile.in: Regenerate.
1755 2010-10-20 Doug Kwan <dougkwan@google.com>
1757 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1758 without SHF_LINK_ORDER flags.
1759 * layout.cc (Layout::choose_output_section): Do not filter
1760 SHF_LINK_ORDER flag in a relocatable link.
1762 2010-10-17 Cary Coutant <ccoutant@google.com>
1764 * output.h (Output_segment::set_section_addresses): Change function
1765 signature. Update all callers.
1766 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1768 (Output_segment::set_section_addresses): Align after last TLS
1769 section. Add padding before last relro section instead of after.
1771 2010-10-17 Doug Kwan <dougkwan@google.com>
1773 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1774 GOT output section to be writable.
1776 2010-10-14 Cary Coutant <ccoutant@google.com>
1778 * debug.h (DEBUG_INCREMENTAL): New flag.
1779 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1780 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1782 * incremental.cc (report_command_line): Ignore all forms of
1784 * layout.cc (Layout::Layout): Check parameters for incremental link
1786 * options.cc (General_options::parse_incremental): New function.
1787 (General_options::parse_no_incremental): New function.
1788 (General_options::parse_incremental_full): New function.
1789 (General_options::parse_incremental_update): New function.
1790 (General_options::incremental_mode_): New data member.
1791 (General_options::finalize): Check incremental_mode_.
1792 * options.h (General_options): Update help text for --incremental.
1793 Add --no-incremental, --incremental-full, --incremental-update.
1794 (General_options::Incremental_mode): New enum type.
1795 (General_options::incremental_mode): New function.
1796 (General_options::incremental_mode_): New data member.
1797 * parameters.cc (Parameters::incremental_mode_): New data member.
1798 (Parameters::set_options): Set incremental_mode_.
1799 (Parameters::set_incremental_full): New function.
1800 (Parameters::incremental): New function.
1801 (Parameters::incremental_update): New function.
1802 (set_parameters_incremental_full): New function.
1803 * parameters.h (Parameters::set_incremental_full): New function.
1804 (Parameters::incremental): New function.
1805 (Parameters::incremental_update): New function.
1806 (Parameters::incremental_mode_): New data member.
1807 (set_parameters_incremental_full): New function.
1808 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1809 incremental link mode.
1810 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1811 (Sized_relobj::do_relocate_sections): Likewise.
1812 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1814 * testsuite/Makefile.in: Regenerate.
1815 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1817 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1819 * script-sections.h (class Script_sections): Make
1820 Sections_elements typedef public.
1821 * script-sections.cc (class Sort_output_sections): Add elements_
1822 field. Add constructor which sets it; change all callers.
1823 (Sort_output_sections::is_before): New function.
1824 (Sort_output_sections::operator()): Call is_before.
1825 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1827 * testsuite/script_test_10.sh: New test. Test script section
1829 * testsuite/script_test_10.t: Likewise.
1830 * testsuite/script_test_10.s: Likewise.
1831 * testsuite/Makefile.am: Wrap the cross linker tests and the
1832 common tests into NATIVE_OR_CROSS_LINKER.
1833 (check_SCRIPTS): Add script_test_10.sh.
1834 (check_DATA): Add script_test_10.stdout.
1835 (script_test_10.o, script_test_10): New targets.
1836 (script_test_10.stdout): New target.
1837 * configure, testsuite/Makefile.in: Regenerate.
1839 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1841 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1842 error for the deprecated relocations.
1843 (Target_arm::Scan::global): Likewise.
1844 (Target_arm::Relocate::relocate): Likewise.
1846 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1848 * fileread.cc (Input_file::find_file): Initialize *found_name
1849 and *namep when using the fallback search for case 4.
1851 2010-10-11 Cary Coutant <ccoutant@google.com>
1853 * options.h (class General_options): Redefine -z lazy as an alias for
1854 the negation of -z now.
1856 2010-10-11 Ian Lance Taylor <iant@google.com>
1858 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1861 2010-10-06 Nick Clifton <nickc@redhat.com>
1863 * script-sections.cc(class Memory_region): Remove
1864 current_lma_offset_ field. Rename current_vma_offset_ to
1865 current_offset_. Add last_section_ field.
1866 (Memory_region::get_current_vma_address): Rename to
1867 get_current_address.
1868 (Memory_region::get_current_lma_address): Delete.
1869 (Memory_region::increment_vma_offset): Rename to
1871 (Memory_region::increment_lma_offset): Delete.
1872 (Memory_region::attributes_compatible): New method. Returns
1873 true if the provided section is compatible with the region.
1874 (Memory_region::get_last_section): New method. Returns the last
1875 section to use the region.
1876 (Memory_region::set_last_section): New method. Stores the last
1877 section to use the region.
1878 (Script_sections::block_in_region): New method. Returns true if
1879 a block of memory is contained within a region.
1880 (Script_sections::find_memory_region): New method. Locates a
1881 memory region to be used to set a VMA or LMA address.
1882 (Output_section_definition::set_section_addresses): Add code to
1883 check for addresses set by memory regions.
1884 (Output_segment::set_section_addresses): Remove memory region
1886 (Script_sections::create_segment): Add a warning if a header
1887 segment is created outside of any region.
1888 * script-sections.h (class Script_sections): Add prototypes for
1889 find_memory_region and block_in_region methods.
1890 * testsuite/memory_test.s: Use .long instead of .word.
1891 * testsuite/memory_test.t: Add some more output sections.
1892 * testsuite/memory_test.sh: Update expected output.
1894 2010-10-02 Doug Kwan <dougkwan@google.com>
1896 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1897 defintion to symtab.h
1898 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1899 declaration to defintion.
1901 2010-10-01 Nick Clifton <nickc@redhat.com>
1903 * expression.cc (eval): Replace dummy argument with NULL.
1904 (eval_maybe_dot): Check for a NULL result section pointer.
1905 (Symbol_expression::value): Likewise.
1906 (Dot_expression::value): Likewise.
1907 (BINARY_EXPRESSION): Likewise.
1908 (Max_expression::value): Likewise.
1909 (Min_expression::value): Likewise.
1910 (Absolute_expression::value): Likewise.
1911 (Addr_expression::value_from_output_section): Likewise.
1912 (Loaddddr_expression::value_from_output_section): Likewise.
1913 (Segment_start_expression::value): Likewise.
1914 * script-sections.cc
1915 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1917 (Sections_elememt_dot_assignment::set_section_addresses):
1919 (Output_data_expression::do_write_to_buffer): Likewise.
1920 (Output_section_definition::finalize_symbols): Likewise.
1921 (Output_section_definition::set_section_addresses): Likewise.
1923 2010-09-30 Doug Kwan <dougkwan@google.com>
1925 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1927 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1929 * target.h (Target::can_icf_inline_merge_sections): New virtual
1931 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1933 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1935 * icf.cc (get_section_contents): Inline merge sections only when
1938 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1940 * configure: Regenerate.
1942 2010-09-17 Ian Lance Taylor <iant@google.com>
1944 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1945 * testsuite/Makefile.am (memory_test.o): New target.
1946 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1948 * testsuite/Makefile.in: Rebuild.
1950 2010-09-17 Doug Kwan <dougkwan@google.com>
1952 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1953 defintion if relocation uses GOT entries of the symbol.
1954 * testsuite/icf_safe_test.sh: Fix test.
1955 * testsuite/icf_safe_so_test.sh: Fix test.
1957 2010-09-16 Cary Coutant <ccoutant@google.com>
1959 * script_sections.cc (class Memory_region): Remove "NULL" from
1960 vector initializations.
1962 2010-09-15 Cary Coutant <ccoutant@google.com>
1964 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1965 Resolve forwarding symbols.
1967 2010-09-15 Doug Kwan <dougkwan@google.com>
1969 * gold/testsuite/script_test_3.t: Add ARM special sections.
1970 * gold/testsuite/script_test_4.t: Same.
1971 * gold/testsuite/script_test_5.t: Same.
1972 * gold/testsuite/script_test_6.t: Same.
1973 * gold/testsuite/script_test_7.t: Same.
1974 * gold/testsuite/script_test_7.t: Same.
1975 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1977 2010-09-14 Cary Coutant <ccoutant@google.com>
1979 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1980 (Target_x86_64::Relocate::relocate_tls): Replace check for
1981 saw_tls_block_reloc_ with test for executable section.
1983 2010-09-12 Cary Coutant <ccoutant@google.com>
1985 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1986 position-independent executables to shared libraries need dynamic
1988 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1989 position-independent executables.
1990 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1991 * testsuite/Makefile.in: Regenerate.
1993 2010-09-10 Nick Clifton <nickc@redhat.com>
1996 * testsuite/memory_test.t: Discard any sections that are not
1999 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2002 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2003 "This::" to work around a bug in gcc 4.2.
2005 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2007 2010-09-09 Rafael Espindola <espindola@google.com>
2009 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2010 sections with different PF_X flags in the same segment.
2011 (Layout::find_first_load_seg): Search all segments to find the first
2013 * options.h (rosegment): New.
2015 2010-09-08 Rafael Espindola <espindola@google.com>
2017 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2019 2010-09-08 Doug Kwan <dougkwan@google.com>
2021 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2022 (Arm_relobj::do_relocate_sections): Add new parameter for output
2023 file to match the parent.
2024 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2025 of local symbols instead of input values. Update code to track
2026 changes in gold::relocate_section.
2027 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2028 (Sized_relobj::compute_final_local_value_internal): New methods.
2029 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2030 body into private version of Sized_relobj::compute_final_local_value.
2031 Call the inline method.
2032 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2033 merged symbol value if there is one.
2034 (Symbol_value::has_output_value): New method defintiion.
2035 (Sized_relobj::Compute_final_local_value_status): New enum type.
2036 (Sized_relobj::compute_final_local_value): New methods.
2037 (Sized_relobj::compute_final_local_value_internal): New methods.
2038 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2039 and arm_cortex_a8.sh.
2040 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2041 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2043 * Makefile.in: Regenerate.
2044 * testsuite/arm_bl_out_of_range.s: Update test.
2045 * testsuite/thumb_bl_out_of_range.s: Ditto.
2046 * testsuite/thumb_blx_out_of_range.s: Ditto.
2047 * testsuite/arm_branch_out_of_range.sh: New file.
2048 * testsuite/arm_cortex_a8.sh: Ditto.
2049 * testsuite/arm_cortex_a8_b.s: Ditto.
2050 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2051 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2052 * testsuite/arm_cortex_a8_bl.s: Ditto.
2053 * testsuite/arm_cortex_a8_blx.s: Ditto.
2054 * testsuite/arm_cortex_a8_local.s: Ditto.
2055 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2056 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2058 2010-09-08 Rafael Espindola <espindola@google.com>
2060 * Makefile.am (memory_test.stdout): Run readelf with -W.
2061 * Makefile.in: Regenerate.
2062 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2065 2010-09-08 Rafael Espindola <espindola@google.com>
2067 * script-sections.cc (Script_sections::add_memory_region): Convert
2068 field precision to int.
2069 * script.cc (script_set_section_region, script_set_section_region):
2070 Convert field precision to int.
2072 2010-09-08 Rafael Espindola <espindola@google.com>
2074 * arm.cc (do_finalize_sections): Create the __exidx_start and
2075 __exdix_end symbols even when the section is missing.
2077 2010-09-08 Nick Clifton <nickc@redhat.com>
2079 * README: Remove claim that MEMORY is not supported.
2080 * expression.cc (script_exp_function_origin)
2081 (script_exp_function_length): Move from here to ...
2082 * script.cc: ... here.
2083 (script_set_section_region, script_add_memory)
2084 (script_parse_memory_attr, script_include_directive): New
2086 * script-sections.cc
2087 (class Memory_region): New class.
2088 (class Output_section_definition): Add set_memory_region,
2089 set_section_vma, set_section_lma and get_section_name methods.
2090 (class Script_Sections): Add add_memory_region,
2091 find_memory_region, find_memory_region_origin,
2092 find_memory_region_length and set_memory_region methods.
2093 Have set_section_addresses method walk the list of set memory
2095 Extend the print methos to display memory regions.
2096 * script-sections.h: Add prototypes for new methods.
2097 Add enum for MEMORY region attributes.
2098 * yyscript.y: Add support for parsing MEMORY regions.
2099 * script-c.h: Add prototypes for new functions.
2100 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2101 * testsuite/Makefile.in: Regenerate.
2102 * testsuite/memory_test.sh: New script.
2103 * testsuite/memory_test.s: New assembler source file.
2104 * testsuite/memory_test.t: New linker script.
2106 2010-08-27 Doug Kwan <dougkwan@google.com>
2108 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2109 reference override an existing dynamic weak reference.
2110 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2111 * testsuite/Makefile.in: Regenerate.
2112 * testsuite/dyn_weak_ref.sh: New file.
2113 * testsuite/dyn_weak_ref_1.c: Ditto.
2114 * testsuite/dyn_weak_ref_2.c: Ditto.
2116 2010-08-27 Ian Lance Taylor <iant@google.com>
2118 * incremental.h (class Incremental_input_entry): Add virtual
2121 2010-08-27 Ian Lance Taylor <iant@google.com>
2123 * testsuite/start_lib_test_3.c: Mark t3 as used.
2125 2010-08-27 Nick Clifton <nickc@redhat.com>
2127 * options.cc (version_script): Fix small typo in previous
2130 2010-08-25 Nick Clifton <nickc@redhat.com>
2132 * archive.cc: Formatting fixes: Remove whitespace between
2133 typename and following asterisk. Remove whitespace between
2134 function name and opening parenthesis.
2135 * archive.h: Likewise.
2137 * attributes.cc: Likewise.
2138 * attributes.h: Likewise.
2139 * common.cc: Likewise.
2140 * copy-relocs.cc: Likewise.
2141 * dirsearch.h: Likewise.
2142 * dynobj.cc: Likewise.
2143 * ehframe.cc: Likewise.
2144 * ehframe.h: Likewise.
2145 * expression.cc: Likewise.
2146 * fileread.cc: Likewise.
2147 * fileread.h: Likewise.
2149 * gold-threads.cc: Likewise.
2150 * gold.cc: Likewise.
2151 * i386.cc: Likewise.
2153 * incremental-dump.cc: Likewise.
2154 * incremental.cc: Likewise.
2155 * layout.cc: Likewise.
2156 * layout.h: Likewise.
2157 * main.cc: Likewise.
2158 * merge.cc: Likewise.
2159 * merge.h: Likewise.
2160 * object.cc: Likewise.
2161 * object.h: Likewise.
2162 * options.cc: Likewise.
2163 * options.h: Likewise.
2164 * output.cc: Likewise.
2165 * output.h: Likewise.
2166 * plugin.cc: Likewise.
2167 * plugin.h: Likewise.
2168 * powerpc.cc: Likewise.
2169 * reloc.cc: Likewise.
2170 * script-c.h: Likewise.
2171 * script-sections.cc: Likewise.
2172 * script.cc: Likewise.
2173 * stringpool.cc: Likewise.
2174 * symtab.cc: Likewise.
2175 * symtab.h: Likewise.
2176 * target.cc: Likewise.
2177 * timer.cc: Likewise.
2178 * timer.h: Likewise.
2179 * version.cc: Likewise.
2180 * x86_64.cc: Likewise.
2182 2010-08-24 Nick Clifton <nickc@redhat.com>
2185 * layout.cc (segment_precedes): Sort segments by their physical
2186 addresses, if they have been set.
2188 2010-08-23 Cary Coutant <ccoutant@google.com>
2190 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2192 (Lib_group::include_member): Unlock object after deleting its
2194 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2197 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2198 Cary Coutant <ccoutant@google.com>
2200 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2201 constructor, and set_blocker.
2202 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2204 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2205 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2206 * testsuite/Makefile.am (start_lib_test): New test case.
2207 * testsuite/Makefile.in: Regenerate.
2208 * testsuite/start_lib_test_main.c: New file.
2209 * testsuite/start_lib_test_1.c: New file.
2210 * testsuite/start_lib_test_2.c: New file.
2211 * testsuite/start_lib_test_3.c: New file.
2213 2010-08-19 Ian Lance Taylor <iant@google.com>
2215 * Makefile.in: Rebuild with automake 1.11.1.
2216 * aclocal.m4: Likewise.
2217 * testsuite/Makefile.in: Likewise.
2219 2010-08-19 Ian Lance Taylor <iant@google.com>
2222 * i386.cc (class Output_data_plt_i386): Update declarations.
2223 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2224 local_ifuncs_ fields.
2225 (Target_i386::do_plt_section_for_global): New function.
2226 (Target_i386::do_plt_section_for_local): New function.
2227 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2228 parameter; change all callers. Initialize global_ifuncs_ and
2229 local_ifuncs_. If doing a static link define __rel_iplt_start and
2231 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2232 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2233 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2235 (Target_i386::make_plt_section): New function, broken out of
2236 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2237 (Target_i386::make_plt_entry): Call make_plt_section.
2238 (Target_i386::make_local_ifunc_plt_entry): New function.
2239 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2240 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2241 R_386_IRELATIVE to switch.
2242 (Target_i386::Scan::global): Likewise.
2243 (Target_i386::Relocate::relocate): Likewise.
2244 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2246 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2247 (Target_x86_64::do_plt_section_for_global): New function.
2248 (Target_x86_64::do_plt_section_for_local): New function.
2249 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2250 parameter; change all callers. If doing a static link define
2251 __rela_iplt_start and __rela_iplt_end.
2252 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2253 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2254 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2256 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2257 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2259 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2260 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2261 R_X86_64_IRELATIVE to switch.
2262 (Target_x86_64::Scan::global): Likewise.
2263 (Target_x86_64::Relocate::relocate): Likewise.
2264 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2266 * target.h (class Target): Add plt_section_for_global and
2267 plt_section_for_local functions. Add do_plt_section_for_global
2268 and do_plt_section_for_local virtual functions.
2269 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2270 clarifying comments.
2271 (Symbol::use_plt_offset): Handle IFUNC symbol.
2272 * object.cc (Sized_relobj::Sized_relobj): Initialize
2274 (Sized_relobj::local_has_plt_offset): New function.
2275 (Sized_relobj::local_plt_offset): New function.
2276 (Sized_relobj::set_local_plt_offset): New function.
2277 (Sized_relobj::do_count): Handle IFUNC symbol.
2278 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2279 a bit away from input_shndx_ field. Add set_is_func_symbol and
2280 is_ifunc_symbol functions.
2281 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2282 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2283 local_plt_offsets_ field.
2284 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2285 * output.h (class Output_section_data): Add non-const
2286 output_section function.
2287 (class Output_data_got): Update declarations.
2288 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2289 Add use_plt_offset parameter to global and local constructors.
2290 Change all callers. Change local_sym_index_ field to 31 bits.
2291 Change GSYM_CODE and CONSTANT_CODE accordingly.
2292 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2293 doing a static link don't set sh_link field.
2294 (Output_data_got::Got_entry::write): Use PLT offset if
2296 (Output_data_got::add_global_plt): New function.
2297 (Output_data_got::add_local_plt): New function.
2298 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2299 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2300 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2301 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2302 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2304 * testsuite/ifunc-sel.h: New file.
2305 * testsuite/ifuncmain1.c: New file.
2306 * testsuite/ifuncmain1vis.c: New file.
2307 * testsuite/ifuncmod1.c: New file.
2308 * testsuite/ifuncdep2.c: New file.
2309 * testsuite/ifuncmain2.c: New file.
2310 * testsuite/ifuncmain3.c: New file.
2311 * testsuite/ifuncmod3.c: New file.
2312 * testsuite/ifuncmain4.c: New file.
2313 * testsuite/ifuncmain5.c: New file.
2314 * testsuite/ifuncmod5.c: New file.
2315 * testsuite/ifuncmain6pie.c: New file.
2316 * testsuite/ifuncmod6.c: New file.
2317 * testsuite/ifuncmain7.c: New file.
2318 * configure, testsuite/Makefile.in: Rebuild.
2320 2010-08-18 Ian Lance Taylor <iant@google.com>
2323 (Output_section_incremental_inputs::write_input_files): Add cast
2324 to avoid signed/unsigned comparison warning.
2325 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2327 2010-08-12 Cary Coutant <ccoutant@google.com>
2329 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2331 2010-08-13 Ian Lance Taylor <iant@google.com>
2333 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2335 2010-08-12 Cary Coutant <ccoutant@google.com>
2336 Doug Kwan <dougkwan@google.com>
2338 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2339 defintion overrides non-weak undef, remember that the original undef
2341 * symtab.cc (Symbol_table::sized_write_global): For undef without
2342 an original weak binding, set binding to global in output.
2343 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2344 * testsuite/Makefile.in: Regenerate.
2345 * testsuite/strong_ref_weak_def.sh: New file.
2346 * testsuite/strong_ref_weak_def_1.c: Ditto.
2347 * testsuite/strong_ref_weak_def_2.c: Ditto.
2349 2010-08-12 Cary Coutant <ccoutant@google.com>
2351 * testsuite/incremental_test.sh: Rewrite.
2352 * testsuite/incremental_test_1.c: Rewrite.
2353 * testsuite/incremental_test_2.c: Rewrite.
2355 2010-08-12 Cary Coutant <ccoutant@google.com>
2357 * arm.cc (Target_arm::got_size): Add const.
2358 (Target_arm::got_entry_count): New function.
2359 (Target_arm::plt_entry_count): New function.
2360 (Target_arm::first_plt_entry_offset): New function.
2361 (Target_arm::plt_entry_size): New function.
2362 (Output_data_plt_arm::entry_count): New function.
2363 (Output_data_plt_arm::first_plt_entry_offset): New function.
2364 (Output_data_plt_arm::get_plt_entry_size): New function.
2365 * i386.cc (Target_i386::got_size): Add const.
2366 (Target_i386::got_entry_count): New function.
2367 (Target_i386::plt_entry_count): New function.
2368 (Target_i386::first_plt_entry_offset): New function.
2369 (Target_i386::plt_entry_size): New function.
2370 (Output_data_plt_i386::entry_count): New function.
2371 (Output_data_plt_i386::first_plt_entry_offset): New function.
2372 (Output_data_plt_i386::get_plt_entry_size): New function.
2373 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2374 find_incremental_inputs_sections. Dump incremental_got_plt section.
2375 * incremental.cc: Include target.h.
2376 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2377 parameter. Adjust all callers. Find incremental_got_plt section.
2378 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2380 (Output_section_incremental_inputs::set_final_data_size): Calculate
2381 size of incremental_got_plt section.
2382 (Output_section_incremental_inputs::do_write): Write the
2383 incremental_got_plt section.
2384 (Got_plt_view_info): New struct.
2385 (Local_got_offset_visitor): New class.
2386 (Global_got_offset_visitor): New class.
2387 (Global_symbol_visitor_got_plt): New class.
2388 (Output_section_incremental_inputs::write_got_plt): New function.
2389 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2390 Add parameter. Adjust all callers.
2391 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2392 (Incremental_inputs::got_plt_section): New function.
2393 (Incremental_inputs::got_plt_section_): New data member.
2394 (Incremental_got_plt_reader): New class.
2395 * layout.cc (Layout::create_incremental_info_sections): Add the
2396 incremental_got_plt section.
2397 * object.h (Got_offset_list::get_list): New function.
2398 (Got offset_list::for_all_got_offsets): New function.
2399 (Sized_relobj::local_got_offset_list): New function.
2400 * powerpc.cc (Target_powerpc::got_size): Add const.
2401 (Target_powerpc::got_entry_count): New function.
2402 (Target_powerpc::plt_entry_count): New function.
2403 (Target_powerpc::first_plt_entry_offset): New function.
2404 (Target_powerpc::plt_entry_size): New function.
2405 (Output_data_plt_powerpc::entry_count): New function.
2406 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2407 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2408 * sparc.cc (Target_sparc::got_size): Add const.
2409 (Target_sparc::got_entry_count): New function.
2410 (Target_sparc::plt_entry_count): New function.
2411 (Target_sparc::first_plt_entry_offset): New function.
2412 (Target_sparc::plt_entry_size): New function.
2413 (Output_data_plt_sparc::entry_count): New function.
2414 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2415 (Output_data_plt_sparc::get_plt_entry_size): New function.
2416 * symtab.h (Symbol::got_offset_list): New function.
2417 (Symbol_table::for_all_symbols): New function.
2418 * target.h (Sized_target::got_entry_count): New function.
2419 (Sized_target::plt_entry_count): New function.
2420 (Sized_target::plt_entry_size): New function.
2421 * x86_64.cc (Target_x86_64::got_size): Add const.
2422 (Target_x86_64::got_entry_count): New function.
2423 (Target_x86_64::plt_entry_count): New function.
2424 (Target_x86_64::first_plt_entry_offset): New function.
2425 (Target_x86_64::plt_entry_size): New function.
2426 (Output_data_plt_x86_64::entry_count): New function.
2427 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2428 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2430 2010-08-12 Cary Coutant <ccoutant@google.com>
2432 * archive.cc: Include incremental.h.
2433 (Archive::Archive): Initialize incremental_info_.
2434 (Archive::include_member): Record archive members in incremental info.
2435 (Add_archive_symbols::run): Record begin and end of an archive in
2437 (Lib_group::include_member): Record objects in incremental info.
2438 * archive.h (Incremental_archive_entry): Forward declaration.
2439 (Archive::set_incremental_info): New member function.
2440 (Archive::incremental_info): New member function.
2441 (Archive::Unused_symbol_iterator): New class.
2442 (Archive::unused_symbols_begin): New member function.
2443 (Archive::unused_symbols_end): New member function.
2444 (Archive::incremental_info_): New data member.
2445 * incremental-dump.cc (find_input_containing_global): New function.
2446 (dump_incremental_inputs): Dump new incremental info sections.
2447 * incremental.cc: Include symtab.h.
2448 (Output_section_incremental_inputs): New class.
2449 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2450 new incremental info sections.
2451 (Sized_incremental_binary::do_check_inputs): Likewise.
2452 (Incremental_inputs::report_archive): Remove.
2453 (Incremental_inputs::report_archive_begin): New function.
2454 (Incremental_inputs::report_archive_end): New function.
2455 (Incremental_inputs::report_object): New function.
2456 (Incremental_inputs::finalize_inputs): Remove.
2457 (Incremental_inputs::report_input_section): New function.
2458 (Incremental_inputs::report_script): Rewrite.
2459 (Incremental_inputs::finalize): Do nothing but finalize string table.
2460 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2461 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2462 (Incremental_inputs::create_data_sections): New function.
2463 (Incremental_inputs::relocs_entsize): New function.
2464 (Output_section_incremental_inputs::set_final_data_size): New function.
2465 (Output_section_incremental_inputs::do_write): New function.
2466 (Output_section_incremental_inputs::write_header): New function.
2467 (Output_section_incremental_inputs::write_input_files): New function.
2468 (Output_section_incremental_inputs::write_info_blocks): New function.
2469 (Output_section_incremental_inputs::write_symtab): New function.
2470 * incremental.h (Incremental_script_entry): Forward declaration.
2471 (Incremental_object_entry): Forward declaration.
2472 (Incremental_archive_entry): Forward declaration.
2473 (Incremental_inputs): Forward declaration.
2474 (Incremental_inputs_header_data): Remove.
2475 (Incremental_inputs_header): Remove.
2476 (Incremental_inputs_header_write): Remove.
2477 (Incremental_inputs_entry_data): Remove.
2478 (Incremental_inputs_entry): Remove.
2479 (Incremental_inputs_entry_write): Remove.
2480 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2481 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2482 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2483 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2485 (Incremental_input_entry): New class.
2486 (Incremental_script_entry): New class.
2487 (Incremental_object_entry): New class.
2488 (Incremental_archive_entry): New class.
2489 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2490 (Incremental_inputs::report_inputs): Remove.
2491 (Incremental_inputs::report_archive): Remove.
2492 (Incremental_inputs::report_archive_begin): New function.
2493 (Incremental_inputs::report_archive_end): New function.
2494 (Incremental_inputs::report_object): Change prototype.
2495 (Incremental_inputs::report_input_section): New function.
2496 (Incremental_inputs::report_script): Change prototype.
2497 (Incremental_inputs::get_reloc_count): New function.
2498 (Incremental_inputs::set_reloc_count): New function.
2499 (Incremental_inputs::create_data_sections): New function.
2500 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2501 (Incremental_inputs::inputs_section): New function.
2502 (Incremental_inputs::symtab_section): New function.
2503 (Incremental_inputs::relocs_section): New function.
2504 (Incremental_inputs::get_stringpool): Add const.
2505 (Incremental_inputs::command_line): Add const.
2506 (Incremental_inputs::inputs): Remove.
2507 (Incremental_inputs::command_line_key): New function.
2508 (Incremental_inputs::input_file_count): New function.
2509 (Incremental_inputs::input_files): New function.
2510 (Incremental_inputs::relocs_entsize): New function.
2511 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2512 (Incremental_inputs::finalize_inputs): Remove.
2513 (Incremental_inputs::Input_info): Remove.
2514 (Incremental_inputs::lock_): Remove.
2515 (Incremental_inputs::inputs_): Change type.
2516 (Incremental_inputs::inputs_map_): Remove.
2517 (Incremental_inputs::current_object_entry_): New data member.
2518 (Incremental_inputs::inputs_section_): New data member.
2519 (Incremental_inputs::symtab_section_): New data member.
2520 (Incremental_inputs::relocs_section_): New data member.
2521 (Incremental_inputs::reloc_count_): New data member.
2522 (Incremental_inputs_reader): New class.
2523 (Incremental_symtab_reader): New class.
2524 (Incremental_relocs_reader): New class.
2525 * layout.cc (Layout::finalize): Move finalization of incremental info
2526 and creation of incremental info sections to follow finalization of
2527 symbol table. Set offsets for postprocessing sections.
2528 (Layout::create_incremental_info_sections): Call
2529 Incremental_inputs::create_data_sections. Add incremental symtab
2530 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2531 sections to layout after input sections.
2532 * layout.h (struct Timespec): Forward declaration.
2533 (Layout::incremental_inputs): Add const.
2534 (Layout::create_incremental_info_sections): Add parameter.
2535 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2536 * object.cc: Include incremental.h.
2537 (Relobj::finalize_incremental_relocs): New function.
2538 (Sized_relobj::do_layout): Record input sections in incremental info.
2539 * object.h (Object::output_section): New function.
2540 (Object::output_section_offset): Moved from Relobj.
2541 (Object::get_incremental_reloc_base): New function.
2542 (Object::get_incremental_reloc_count): New function.
2543 (Object::do_output_section): New function.
2544 (Object::do_output_section_offset): Moved from Relobj.
2545 (Object::do_get_incremental_reloc_base): New function.
2546 (Object::do_get_incremental_reloc_count): New function.
2547 (Object::Object): Initialize new data members.
2548 (Relobj::output_section): Renamed do_output_section and moved to
2550 (Relobj::output_section_offset): Moved to Object.
2551 (Relobj::do_get_incremental_reloc_base): New function.
2552 (Relobj::do_get_incremental_reloc_count): New function.
2553 (Relobj::allocate_incremental_reloc_counts): New function.
2554 (Relobj::count_incremental_reloc): New function.
2555 (Relobj::finalize_incremental_relocs): New function.
2556 (Relobj::next_incremental_reloc_index): New function.
2557 (Relobj::reloc_counts_): New data member.
2558 (Relobj::reloc_bases_): New data member.
2559 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2560 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2561 (Sized_relobj::incremental_relocs_scan): New function.
2562 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2563 (Sized_relobj::incremental_relocs_write): New function.
2564 (Sized_relobj::incremental_relocs_write_reltype): New function.
2565 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2567 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2568 archives and object files elsewhere.
2569 (Add_symbols::run): Report object files here.
2570 (Finish_group::run): Report end of archive at end of group.
2571 * reloc.cc: Include layout.h, incremental.h.
2572 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2573 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2574 (Sized_relobj::incremental_relocs_scan): New function.
2575 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2576 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2577 (Sized_relobj::incremental_relocs_write): New function.
2578 (Sized_relobj::incremental_relocs_write_reltype): New function.
2579 * script.cc (read_input_script): Rewrite test for incremental link.
2580 Change call to Incremental_inputs::report_script.
2581 * symtab.h (Symbol_table::first_global_index): New function.
2582 (Symbol_table::output_count): New function.
2584 2010-08-12 Doug Kwan <dougkwan@google.com>
2586 * arm.cc (Target_arm::merge_object_attributes): Check command line
2587 options --no-wchar-size-warning and --no-enum-size-warning.
2588 * options.h (General_options): Add ld-compatible options
2589 --no-enum-size-warning and --no-wchar-size-warning.
2591 2010-08-04 Ian Lance Taylor <iant@google.com>
2593 * x86_64.cc (Target_x86_64::Scan::local): Use
2594 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2595 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2596 (Target_x86_64::Scan::global): Likewise.
2597 (Target_x86_64::Relocate::relocate): Likewise.
2598 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2601 2010-08-03 Cary Coutant <ccoutant@google.com>
2603 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2604 to reserve space in merged_strings vector. Keep total input size
2606 (Output_merge_string::do_print_merge_stats): Print total input size.
2607 * merge.h (Output_merge_string): Add input_size_ field.
2608 * stringpool.cc (Stringpool_template::string_length): Move
2609 implementations out of Stringpool_template class and place in
2611 * stringpool.h (string_length): Move out of Stringpool_template.
2613 2010-08-03 Ian Lance Taylor <iant@google.com>
2616 * layout.cc (relaxation_loop_body): If address of load segment is
2617 set, adjust address to include headers if possible.
2619 2010-08-03 Ian Lance Taylor <iant@google.com>
2621 * version.cc (version_string): Bump to 1.10.
2623 2010-08-03 Ian Lance Taylor <iant@google.com>
2626 * layout.h (enum Output_section_order): Define.
2627 (class Layout): Update declarations.
2628 * layout.cc (Layout::get_output_section): Add order parameter.
2629 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2630 is_first_non_relro parameters. Change all callers.
2631 (Layout::choose_output_section): Likewise.
2632 (Layout::add_output_section_data): Likewise.
2633 (Layout::make_output_section): Likewise. Set order.
2634 (Layout::default_section_order): New function.
2635 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2636 * output.cc (Output_section::Output_section): Initialize order_.
2637 Don't initialize deleted fields.
2638 (Output_segment::Output_segment): Don't initialize deleted
2640 (Output_segment::add_output_section_to_load): New function
2641 replacing add_output_section. Change all callers to call this or
2642 add_output_section_to_nonload.
2643 (Output_segment::add_output_section_to_nonload): New function.
2644 (Output_segment::remove_output_section): Rewrite.
2645 (Output_segment::add_initial_output_data): Likewise.
2646 (Output_segment::has_any_data_sections): Likewise.
2647 (Output_segment::is_first_section_relro): Likewise.
2648 (Output_segment::maximum_alignment): Likewise.
2649 (Output_segment::has_dynamic_reloc): New function replacing
2650 dynamic_reloc_count. Change all callers.
2651 (Output_segment::has_dynamic_reloc_list): New function replacing
2652 dynamic_reloc_count_list. Change all callers.
2653 (Output_segment::set_section_addresses): Rewrite.
2654 (Output_segment::set_offset): Rewrite.
2655 (Output_segment::find_first_and_last_list): Remove.
2656 (Output_segment::set_tls_offsets): Rewrite.
2657 (Output_segment::first_section_load_address): Likewise.
2658 (Output_segment::output_section_count): Likewise.
2659 (Output_segment::section_with_lowest_load_address): Likewise.
2660 (Output_segment::write_section_headers): Likewise.
2661 (Output_segment::print_sections_to_map): Likewise.
2662 * output.h (class Output_data): Remove dynamic_reloc_count_
2663 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2664 (Output_data::add_dynamic_reloc): Rewrite.
2665 (Output_data::has_dynamic_reloc): New function.
2666 (Output_data::dynamic_reloc_count): Remove.
2667 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2668 is_last_relro_, is_first_non_relro_, is_interp_,
2669 is_dynamic_linker_section_ fields. Add order and set_order
2670 functions. Remove is_relro_local, set_is_relro_local,
2671 is_last_relro, set_is_last_relro, is_first_non_relro,
2672 set_is_first_non_relro functions, is_interp, set_is_interp,
2673 is_dynamic_linker_section, and set_is_dynamic_linker_section
2675 (class Output_segment): Change Output_data_list from std::list to
2676 std:;vector. Add output_lists_ field. Remove output_data_ and
2677 output_bss_ fields. Update declarations.
2679 2010-08-02 Ian Lance Taylor <iant@google.com>
2681 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2682 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2683 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2685 2010-08-02 Ian Lance Taylor <iant@google.com>
2688 * script.cc (Script_options::Script_options): Initialize
2689 symbol_definitions_ and symbol_references_.
2690 (Script_options::add_symbol_assignment): Update
2691 symbol_definitions_ and symbol_references_.
2692 (Script_options::add_symbol_reference): New function.
2693 (script_symbol): New function.
2694 * script.h (class Script_options): Add symbol_definitions_ and
2695 symbol_references_ fields.
2696 (Script_options::referenced_const_iterator): New type.
2697 (Script_options::referenced_begin): New function.
2698 (Script_options::referenced_end): New function.
2699 (Script_options::is_referenced): New function.
2700 (Script_options::any_unreferenced): New function.
2701 * script-c.h (script_symbol): Declare.
2702 * yyscript.y (exp): Call script_symbol.
2703 * symtab.cc: Include "script.h".
2704 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2705 Change all callers. Check symbols referenced by scripts.
2706 (Symbol_table::add_undefined_symbols_from_command_line): Add
2707 layout parameter. Change all callers.
2708 (Symbol_table::do_add_undefined_symbols_from_command_line):
2709 Likewise. Break out loop body. Check symbols referenced by
2711 (Symbol_table::add_undefined_symbol_from_command_line): New
2712 function broken out of
2713 do_add_undefined_symbols_from_command_line.
2714 * symtab.h (class Symbol_table): Update declarations.
2715 * archive.cc: Include "layout.h".
2716 (Archive::should_include_member): Add layout parameter. Change
2717 all callers. Check for symbol mentioned in expression.
2718 * archive.h (class Archive): Update declaration.
2719 * object.cc (Sized_relobj::do_should_include_member): Add layout
2721 * object.h (Object::should_include_member): Add layout parameter.
2723 (Object::do_should_include_member): Add layout parameter.
2724 (class Sized_relobj): Update declaration.
2725 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2727 * dynobj.h (class Sized_dynobj): Update declaration.
2728 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2730 * plugin.h (class Sized_pluginobj): Update declaration.
2732 2010-08-02 Ian Lance Taylor <iant@google.com>
2735 * output.cc (Output_segment::set_offset): Search for the first and
2736 last sections rather than assuming that the list is in order.
2737 (Output_segment::find_first_and_last_list): New function.
2738 * output.h (class Output_segment): Update declarations.
2739 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2740 (relro_strip_test_SOURCES): New variable.
2741 (relro_strip_test_DEPENDENCIES): New variable.
2742 (relro_strip_test_LDFLAGS): New variable.
2743 (relro_strip_test_LDADD): New variable.
2744 (relro_strip_test.so): New target.
2746 2010-08-02 Ian Lance Taylor <iant@google.com>
2748 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2749 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2750 (Target_i386::got_tlsdesc_section): New function.
2751 (Target_i386::got_section): Create space for GOT entries for
2752 TLSDESC relocations.
2753 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2755 (Target_i386::Scan::global): Likewise.
2756 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2758 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2759 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2760 (Target_x86_64::got_tlsdesc_section): New function.
2761 (Target_x86_64::got_section): Create space for GOT entries for
2762 TLSDESC relocations.
2763 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2765 (Target_x86_64::Scan::global): Likewise.
2766 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2769 2010-08-02 Ian Lance Taylor <iant@google.com>
2771 * testsuite/final_layout.sh: Use dc to convert from hex to
2774 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2776 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2777 paramter to the call to gold::gc_process_relocs.
2778 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2779 paramter to the call to gold::gc_process_relocs.
2780 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2781 parameter to the call to gold::gc_process_relocs.
2782 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2783 template parameter to the call to gold::gc_process_relocs.
2784 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2785 paramter to the call to gold::gc_process_relocs.
2786 * gc.h (get_embedded_addend_size): New function.
2787 (gc_process_relocs): Save the size of the reloc for use by ICF.
2788 * icf.cc (get_section_contents): Get the addend from the text section
2789 for SHT_REL relocation sections.
2790 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2791 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2792 * int_encoding.h (read_from_pointer): New overloaded function.
2793 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2794 * testsuite/icf_sht_rel_addend_test.sh: New file.
2795 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2796 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2798 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2800 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2801 * Makefile.in: Regenerate.
2802 * testsuite/Makefile.in: Regenerate.
2804 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2806 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2807 * gold/testsuite/debug_msg.cc: Likewise.
2808 * gold/testsuite/odr_violation1.cc
2809 * gold/testsuite/odr_violation2.cc
2811 2010-07-21 Cary Coutant <ccoutant@google.com>
2813 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2814 string, and length fields.
2815 (Output_merge_string::Merged_strings_list): New type.
2816 (Output_merge_string::Merged_strings_lists): New typedef.
2817 (Output_merge_string): Replace merged_strings_ with
2818 merged_strings_lists_.
2819 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2820 Merged_strings_list per input object and section. Don't store pointer
2821 to the string. Don't store length with each merged string entry.
2822 (Output_merge_string::finalize_merged_data): Loop over list of merged
2823 strings lists. Recompute length of each merged string.
2825 2010-07-15 Cary Coutant <ccoutant@google.com>
2827 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2830 2010-07-14 Ian Lance Taylor <iant@google.com>
2832 * descriptors.cc (Descriptors::open): Report correct name in error
2835 2010-07-13 Doug Kwan <dougkwan@google.com>
2837 * arm.cc (Arm_input_section::Arm_input_section): For a
2838 SHT_ARM_EXIDX section, always keeps the input sections.
2839 (Arm_input_section::set_exidx_section_link): New method.
2840 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2841 has_errors_ to false.
2842 (Arm_exidx_input_section::has_errors,
2843 Arm_exidx_input_section::set_has_errors): New methods.
2844 (Arm_exidx_input_section::has_errors_): New data member.
2845 (Arm_relobj::get_exidx_shndx_list): New method.
2846 (Arm_output_section::append_text_sections_to_list): Do not skip
2847 section without SHF_EXECINSTR.
2848 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2850 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2851 section header. Make error messages more verbose. Check for
2852 a non-executable section linked to an EXIDX section.
2853 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2854 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2855 check that there is no deferred EXIDX section if we exit early.
2856 Instead of not making an EXIDX section in case of an error, make one
2857 and set the has_errors flag of it.
2858 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2859 in a relocatable link.
2860 (Target_arm::do_relax): Look for the EXIDX output section instead of
2861 assuming that it is called .ARM.exidx.
2862 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2863 section list. Do not check for SHF_EXECINSTR section flags but
2864 skip any input section with errors.
2865 * output.cc (Output_section::Output_section): Initialize
2866 always_keeps_input_sections_ to false.
2867 (Output_section::add_input_section): Check for
2868 always_keeps_input_sections_.
2869 * output.h (Output_section::always_keeps_input_sections,
2870 Output_section::set_always_keeps_input_sections): New methods.
2871 (Output_section::always_keeps_input_sections): New data member.
2873 2010-07-13 Rafael Espindola <espindola@google.com>
2875 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2876 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2878 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2879 Ian Lance Taylor <iant@google.com>
2881 * output.h (Output_section_lookup_maps::add_merge_section):
2882 Correct check of whether value was inserted.
2883 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2884 (Output_section_lookup_maps::add_relaxed_input_section):
2886 * arm.cc (Target_arm::got_section): Remove used local os.
2887 * i386.cc (Target_i386::got_section): Likewise.
2888 * x86_64.cc (Target_x86_64::got_section): Likewise.
2889 * sparc.cc (Target_sparc::got_section): Likewise.
2890 (Target_sparc::relocate): Remove unused local have_got_offset.
2891 * powerpc.cc (Target_powerpc::relocate): Likewise.
2893 2010-07-13 Ian Lance Taylor <iant@google.com>
2895 * compressed_output.cc (zlib_decompress): Fix signature in
2898 * archive.cc (Archive::include_member): Unlock an external member
2899 of a thin archive. Don't bother to delete an object we know is
2902 2010-07-12 Cary Coutant <ccoutant@google.com>
2904 * compressed_output.cc (zlib_decompress): New function.
2905 (get_uncompressed_size): New function.
2906 (decompress_input_section): New function.
2907 * compressed_output.h (get_uncompressed_size): New function.
2908 (decompress_input_section): New function.
2909 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2910 Handle compressed debug sections.
2911 * layout.cc (is_compressed_debug_section): New function.
2912 (Layout::output_section_name): Map compressed section names to
2914 * layout.h (is_compressed_debug_section): New function.
2915 (is_debug_info_section): Recognize compressed debug sections.
2916 * merge.cc: Include compressed_output.h.
2917 (Output_merge_data::do_add_input_section): Handle compressed
2919 (Output_merge_string::do_add_input_section): Handle compressed
2921 * object.cc: Include compressed_output.h.
2922 (Sized_relobj::Sized_relobj): Initialize new data members.
2923 (build_compressed_section_map): New function.
2924 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2925 * object.h (Object::section_is_compressed): New method.
2926 (Object::do_section_is_compressed): New method.
2927 (Sized_relobj::Compressed_section_map): New type.
2928 (Sized_relobj::do_section_is_compressed): New method.
2929 (Sized_relobj::compressed_sections_): New data member.
2930 * output.cc (Output_section::add_input_section): Handle compressed
2932 * reloc.cc: Include compressed_output.h.
2933 (Sized_relobj::write_sections): Handle compressed debug sections.
2935 2010-07-08 Cary Coutant <ccoutant@google.com>
2937 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2938 weak when resolving to a dynamic def.
2939 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2940 for weak undef/dynamic def cases. Adjust callers.
2941 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2942 undef_binding_weak_.
2943 (Symbol_table::sized_write_globals): Adjust symbol binding.
2944 (Symbol_table::sized_write_symbol): Add binding parameter.
2945 * symtab.h (Symbol::set_undef_binding): New method.
2946 (Symbol::is_undef_binding_weak): New method.
2947 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2948 (Symbol_table::should_override): Add new parameter.
2949 (Symbol_table::sized_write_symbol): Add new parameter.
2951 * testsuite/weak_undef_file1.cc: Add new test case.
2952 * testsuite/weak_undef_file2.cc: Fix header comment.
2953 * testsuite/weak_undef_test.cc: Add new test case.
2955 2010-06-29 Doug Kwan <dougkwan@google.com>
2957 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2958 Initialize USE_SYMBOL_.
2959 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2961 (Arm_reloc_property::uses_symbol_): New data member declaration.
2962 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2963 uses symbol value and symbol is undefined but not weakly undefined.
2965 2010-06-28 Rafael Espindola <espindola@google.com>
2967 * plugin.cc (Plugin::load): Use dlerror.
2969 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2971 * symtab.cc (detect_odr_violations): When reporting an ODR
2972 violation, report an object where the symbol is defined.
2974 2010-06-25 Doug Kwan <dougkwan@google.com>
2976 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2977 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2979 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2980 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2981 target hook to detect function points.
2982 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2983 * icf.h (Icf::check_section_for_function_pointers): Change type of
2984 parameter SECTION_NAME to const reference to std::string. Use
2985 target hook to determine if section may have unsafe pointers.
2986 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2989 2010-06-21 Rafael Espindola <espindola@google.com>
2991 * fileread.cc (Input_file::find_fie): New
2992 (Input_file::open): Use Input_file::find_fie.
2993 * fileread.h (Input_file::find_fie): New
2994 * plugin.cc (set_extra_library_path): New.
2995 (Plugin::load): Add set_extra_library_path to the transfer vector.
2996 (Plugin_manager::set_extra_library_path): New.
2997 (Plugin_manager::add_input_file): Use the extra search path if set.
2998 (set_extra_library_path(): New.
2999 * plugin.h (Plugin_manager): Add set_extra_library_path and
3002 2010-06-19 Cary Coutant <ccoutant@google.com>
3004 * layout.cc (gdb_sections): Add .debug_types.
3005 (lines_only_debug_sections): Likewise.
3007 2010-06-18 Rafael Espindola <espindola@google.com>
3009 * plugin.cc (add_input_file,add_input_library)
3010 (Plugin_manager::add_input_file): Make filename arguments const.
3011 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3014 2010-06-16 Doug Kwan <dougkwan@google.com>
3016 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3017 .ARM.attributes section if we have not merged any input
3018 attributes sections.
3020 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3022 * arm.cc: Allow combining objects with no EABI version
3025 2010-06-15 Rafael Espindola <espindola@google.com>
3027 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3029 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3031 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3032 (struct iovec): Correct !HAVE_READV definition.
3034 2010-06-10 Cary Coutant <ccoutant@google.com>
3036 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3037 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3039 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3042 * symtab.h (Symbol::is_placeholder): New member function.
3043 * target-reloc.h (relocate_section): Check for placeholder symbols.
3045 * testsuite/Makefile.am (plugin_test_8): New test.
3046 (plugin_test_9): New test.
3047 * testsuite/Makefile.in: Regenerate.
3049 2010-06-09 Nick Clifton <nickc@redhat.com>
3051 * yyscript.y (input_list_element): Allow strings prefixed with
3052 the '-' character. Treat these as libraries.
3053 * script.cc (script_add_library): New function. Adds a library
3054 specified by "-l<name>" found in an input script.
3055 * script-c.h: Add prototype for script_add_library.
3057 2010-06-07 Doug Kwan <dougkwan@google.com>
3059 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3060 Restrict stub-group size to be within long conditional branch
3061 range when working around cortex-A8 erratum.
3063 2010-06-07 Damien Diederen <dd@crosstwine.com>
3065 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3068 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3072 (Output_section::Input_section_sort_entry::compare_section_ordering):
3073 Change to return non-zero correctly.
3074 (Output_section::Input_section_sort_section_order_index_compare
3075 ::operator()): Change to fix ambiguity in comparisons.
3077 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3079 * gold.h (is_wildcard_string): New function.
3080 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3081 (Layout::layout_eh_frame): Ditto.
3082 (Layout::find_section_order_index): New method.
3083 (Layout::read_layout_from_file): New method.
3084 * layout.h (Layout::find_section_order_index): New method.
3085 (Layout::read_layout_from_file): New method.
3086 (Layout::input_section_position_): New private member.
3087 (Layout::input_section_glob_): New private member.
3088 * main.cc (main): Call read_layout_from_file here.
3089 * options.h (--section-ordering-file): New option.
3090 * output.cc (Output_section::input_section_order_specified_): New
3092 (Output_section::Output_section): Initialize new member.
3093 (Output_section::add_input_section): Add new parameter.
3094 Keep input sections when --section-ordering-file is used.
3095 (Output_section::set_final_data_size): Sort input sections when
3096 section ordering file is specified.
3097 (Output_section::Input_section_sort_entry): Add new parameter.
3099 (Output_section::Input_section_sort_entry::compare_section_ordering):
3101 (Output_section::Input_section_sort_compare::operator()): Change to
3102 consider section_order_index.
3103 (Output_section::Input_section_sort_init_fini_compare::operator()):
3104 Change to consider section_order_index.
3105 (Output_section::Input_section_sort_section_order_index_compare
3106 ::operator()): New method.
3107 (Output_section::sort_attached_input_sections): Change to sort
3108 according to section order when specified.
3109 (Output_section::add_input_section<32, true>): Add new parameter.
3110 (Output_section::add_input_section<64, true>): Add new parameter.
3111 (Output_section::add_input_section<32, false>): Add new parameter.
3112 (Output_section::add_input_section<64, false>): Add new parameter.
3113 * output.h (Output_section::add_input_section): Add new parameter.
3114 (Output_section::input_section_order_specified): New
3116 (Output_section::set_input_section_order_specified): New method.
3117 (Input_section::Input_section): Initialize section_order_index_.
3118 (Input_section::section_order_index): New method.
3119 (Input_section::set_section_order_index): New method.
3120 (Input_section::section_order_index_): New member.
3121 (Input_section::Input_section_sort_section_order_index_compare): New
3123 (Output_section::input_section_order_specified_): New member.
3124 * script-sections.cc (is_wildcard_string): Delete and move modified
3126 (Output_section_element_input::Output_section_element_input): Modify
3127 call to is_wildcard_string.
3128 (Output_section_element_input::Input_section_pattern
3129 ::Input_section_pattern): Ditto.
3130 (Output_section_element_input::Output_section_element_input): Ditto.
3131 * testsuite/Makefile.am (final_layout): New test case.
3132 * testsuite/Makefile.in: Regenerate.
3133 * testsuite/final_layout.cc: New file.
3134 * testsuite/final_layout.sh: New file.
3136 2010-06-01 Rafael Espindola <espindola@google.com>
3138 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3140 2010-06-01 Rafael Espindola <espindola@google.com>
3142 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3143 visibility of symbols.
3145 2010-05-27 Doug Kwan <dougkwan@google.com>
3147 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3148 from start of output section instead of address for a local symbol
3149 in a merged or relaxed section when doing a relocatable link.
3151 2010-05-26 Rafael Espindola <espindola@google.com>
3154 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3155 adding sections the garbage collector removed.
3156 * gold/testsuite/Makefile.am: Add test.
3157 * gold/testsuite/Makefile.in: Regenerate.
3158 * gold/testsuite/plugin_test_7.sh: New.
3159 * gold/testsuite/plugin_test_7_1.c: New.
3160 * gold/testsuite/plugin_test_7_2.c: New.
3162 2010-05-26 Rafael Espindola <espindola@google.com>
3164 * script-sections.cc (Output_section_definition::set_section_addresses):
3165 Check for --section-start.
3167 2010-05-26 Doug Kwan <dougkwan@google.com>
3169 * arm.cc (Arm_scan_relocatable_relocs): New class.
3170 (Target_arm::relocate_special_relocatable): New method.
3171 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3172 (Arm_relocate_functions::thumb_branch_common): Same.
3173 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3174 instead of Default_scan_relocatable_relocs.
3175 * target-reloc.h (relocate_for_relocatable): Let target handle
3176 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3177 * target.h (Sized_target::relocate_special_relocatable): New method.
3179 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3181 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3183 2010-05-23 Doug Kwan <dougkwan@google.com>
3185 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3187 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3188 with a direct branch, not a conditional branch, to a stub.
3189 * merge.cc (Output_merge_base::record_input_section): New method
3191 (Output_merge_data::do_add_input_section): Record input section if
3192 keeps-input-sections flag is set.
3193 (Output_merge_string::do_add_input_section): Ditto.
3194 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3195 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3197 (Output_merge_base::keeps_input_sections,
3198 Output_merge_base::set_keeps_input_sections,
3199 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3201 (Output_merge_base::Input_sections): New type declaration.
3202 (Output_merge_base::input_sections_begin,
3203 Output_merge_base::input_sections_end,
3204 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3205 (Output_merge_base::bool keeps_input_sections_,
3206 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3207 Output_merge_base::input_sections_): New data members.
3208 (Output_merge_data::do_set_keeps_input_sections): New method
3210 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3211 * output.cc (Output_section::Input_section::relobj): Move method
3212 defintion from class declaration to here and handle merge sections.
3213 (Output_section::Input_section::shndx): Ditto.
3214 (Output_section::Output_section): Remove initializations of removed
3215 data members and initialize new data member LOOKUP_MAPS_.
3216 (Output_section::add_input_section): Set keeps-input-sections flag
3217 for a newly created merge output section as appropriate. Adjust code
3218 to use Output_section_lookup_maps class.
3219 (Output_section::add_relaxed_input_section): Adjst code for lookup
3220 maps code refactoring.
3221 (Output_section::add_merge_input_section): Add a new parameter
3222 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3223 class. If adding input section to a newly created merge output
3224 section fails, remove the new merge section.
3225 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3226 Adjust code for use of the Output_section_lookup_maps class.
3227 (Output_section::find_merge_section): Ditto.
3228 (Output_section::build_lookup_maps): New method defintion.
3229 (Output_section::find_relaxed_input_section): Adjust code to use
3230 Output_section_lookup_maps class.
3231 (Output_section::get_input_sections): Export merge sections. Adjust
3232 code to use Output_section_lookup_maps class.
3233 (Output_section:::add_script_input_section): Adjust code to use
3234 Output_section_lookup_maps class. Update lookup maps for merge
3236 (Output_section::discard_states): Use Output_section_lookup_maps.
3237 (Output_section::restore_states): Same.
3238 * output.h (Merge_section_properties): Move class defintion out of
3240 (Output_section_lookup_maps): New class.
3241 (Output_section::Input_section::is_merge_section): New method
3243 (Output_section::Input_section::relobj): Move defintion out of class
3244 defintion. Declare method only.
3245 (Output_section::Input_section::shndx): Ditto.
3246 (Output_section::Input_section::output_merge_base): New method defintion.
3247 (Output_section::Input_section::u2_.pomb): New union field.
3248 (Output_section::Merge_section_by_properties_map,
3249 Output_section::Output_section_data_by_input_section_map,
3250 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3252 (Output_section::add_merge_input_section): Add new parameter
3253 KEEPS_INPUT_SECTIONS.
3254 (Output_section::build_lookup_maps): New method declaration.
3255 (Output_section::merge_section_map_,
3256 Output_section::merge_section_by_properties_map_,
3257 Output_section::relaxed_input_section_map_,
3258 Output_section::is_relaxed_input_section_map_valid_): Remove data
3260 (Output_section::lookup_maps_): New data member.
3262 2010-05-21 Doug Kwan <dougkwan@google.com>
3265 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3266 avoid a compilation error.
3268 2010-05-19 Rafael Espindola <espindola@google.com>
3270 * script-sections.cc (Output_section_definition::allocate_to_segment):
3271 Update the phdrs_list even when the output section is NULL.
3272 * testsuite/Makefile.am: Add test.
3273 * testsuite/Makefile.in: Regenerate.
3274 * testsuite/script_test_9.cc: New.
3275 * testsuite/script_test_9.sh: New.
3276 * testsuite/script_test_9.t: New.
3278 2010-05-19 Doug Kwan <dougkwan@google.com>
3280 * arm.cc (Arm_input_section::original_size): New method.
3281 (Arm_input_section::do_addralign): Add a cast.
3282 (Arm_input_section::do_output_offset): Remove static cast.
3283 (Arm_input_section::original_addralign,
3284 Arm_input_section::original_size_): Change type to uint32_t.
3285 (Arm_input_section::init): Add safe casts for section alignment
3287 (Arm_input_section::set_final_data_size): Do not set address and
3288 offset of stub table.
3289 (Arm_output_section::fix_exidx_coverage): Change use of of
3290 Output_section::Simple_input_section to that of
3291 Output_section::Input_section.
3292 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3293 except for the first pass.
3294 * output.cc (Output_section::get_input_sections): Change type of
3295 input_sections to std::list<Input_section>.
3296 (Output_section::add_script_input_section): Rename from
3297 Output_section::add_simple_input_section. Change type of SIS
3298 parameter from Simple_input_section to Input_section.
3299 * output.h (Output_section::Simple_input_section): Remove class.
3300 (Output_section::Input_section): Change class visibility to public.
3301 (Output_section::Input_section::addralign): Use stored alignments
3302 for special input sections if set.
3303 (Output_section::Input_section::set_addralign): New method.
3304 (Output_section::get_input_sections): Change parameter type from
3305 list of Simple_input_section to list of Input_section.
3306 (Output_section::add_script_input_section): Rename from
3307 Output_section::add_simple_input_section. Change first parameter's
3308 type from Simple_input_section to Input_section and remove the
3309 second and third parameters.
3310 * script-sections.cc (Input_section::Input_section_list): Change
3311 type to list of Output_section::Input_section/
3312 (Input_section_info::Input_section_info): Change parameter type of
3313 INPUT_SECTION to Output_section::Input_section.
3314 (Input_section_info::input_section): Change return type.
3315 (Input_section_info::input_section_): Change type to
3316 Output_section::Input_section.
3317 (Output_section_element_input::set_section_addresses): Adjust code
3318 to use Output_section::Input_section instead of
3319 Output_section::Simple_input_section. Adjust code for renaming
3320 of Output_section::add_simple_input_section.
3321 (Orphan_output_section::set_section_addresses): Ditto.
3323 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3325 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3326 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3328 2010-05-18 Rafael Espindola <espindola@google.com>
3330 * options.cc (General_options::finalize): Handle -nostdlib.
3331 * options.h (nostdlib): New option.
3332 * script.cc (script_add_search_dir): Handle -nostdlib.
3334 2010-05-12 Doug Kwan <dougkwan@google.com>
3336 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3337 attributes section only if there no attributes section after merging.
3338 (Target_arm::merge_object_attributes): Move value of
3339 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3340 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3341 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3342 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3343 and arm_attr_merge_7.stdout.
3344 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3345 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3346 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3347 arm_attr_merge_7b.o): New rules.
3348 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3350 * testsuite/Makefile.in: Regenerate.
3351 * testsuite/arm_attr_merge.sh: New file.
3352 * testsuite/arm_attr_merge_[67][ab].s: Same.
3354 2010-05-05 Nick Clifton <nickc@redhat.com>
3356 * po/es.po: Updated Spanish translation.
3358 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3360 * Makefile.am (install-exec-local): Properly install gold as
3361 default cross linker.
3362 * Makefile.in: Regenerated.
3364 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3365 Nick Clifton <nickc@redhat.com>
3367 * configure.ac (install_as_default): Define and set to false
3368 unless --enable-gold or --enable-gold=both/gold has been
3370 * configure: Regenerate.
3372 * Makefile.am (install-exec-local): Install the executable as
3373 'ld.gold'. If install_as_default is true then also install it as
3375 * Makefile.in: Regenerated.
3377 2010-04-24 Ian Lance Taylor <iant@google.com>
3379 * layout.cc (Layout::layout_reloc): In relocatable link don't
3380 combine reloc sections for grouped sections.
3382 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3384 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3385 sections that are not ordinary to icf.
3386 * icf.cc (get_section_contents): Handle relocation pointing to section
3387 with no object or shndx information.
3388 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3389 * testsuite/Makefile.in: Regenerate.
3390 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3391 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3393 2010-04-22 Ian Lance Taylor <iant@google.com>
3395 * expression.cc (Expression::Expression_eval_info): Add
3396 result_alignment_pointer field.
3397 (Expression::eval_with_dot): Add result_alignment_pointer
3398 parameter. Change all callers.
3399 (Expression::eval_maybe_dot): Likewise.
3400 (class Binary_expression): Add alignment_pointer parameter to
3401 left_value and right_value. Change all callers.
3402 (BINARY_EXPRESSION): Set result alignment.
3403 (class Trinary_expression): Add alignment_pointer parameter to
3404 arg2_value and arg3_value. Change all callers.
3405 (Trinary_cond::value): Set result alignment.
3406 (Max_expression::value, Min_expression::value): Likewise.
3407 (Align_expression::value): Likewise.
3408 * script-sections.cc (class Sections_element): Add dot_alignment
3409 parameter to set_section_addresses virtual function. Update
3411 (class Output_section_element): Likewise.
3412 (Script_sections::create_segments): Add dot_alignment parameter.
3414 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3415 (Script_sections::set_phdrs_clause_addresses): Likewise.
3416 * script-sections.h: Update declarations.
3417 * script.h: Update declarations.
3418 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3420 * testsuite/script_test_3.t: Set large alignment.
3421 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3422 segment has expected alignment.
3424 2010-04-22 Nick Clifton <nickc@redhat.com>
3426 * po/gold.pot: Updated by the Translation project.
3427 * po/vi.po: Updated Vietnamese translation.
3429 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3431 * testsuite/Makefile.am (check_PROGRAMS): Add
3432 icf_virtual_function_folding_test.
3433 * testsuite/Makefile.in: Regenerated.
3435 2010-04-15 Andrew Haley <aph@redhat.com>
3437 * options.h (merge_exidx_entries): New option.
3438 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3439 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3440 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3441 (Target_arm::merge_exidx_entries): New function.
3442 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3443 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3444 to Arm_exidx_fixup constructor.
3445 Add new arg, merge_exidx_entries.
3446 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3447 Arm_output_section::fix_exidx_coverage.
3449 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3451 * icf.cc (get_section_contents): Check for preemptible functions.
3452 Ignore addend when appropriate.
3453 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3455 (add_from_relobj): Check for section folded.
3456 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3457 * symtab.h (should_add_dynsym_entry): Add new parameter.
3458 * target-reloc.h (scan_relocs): Check for section folded.
3459 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3460 Check reloc types for function pointers in shared objects.
3461 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3463 (icf_preemptible_functions_test): New test case.
3464 (icf_string_merge_test): New test case.
3465 * testsuite.Makefile.in: Regenerate.
3466 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3467 bar_glob. Refactor code.
3468 * testsuite/icf_preemptible_functions_test.cc: New file.
3469 * testsuite/icf_preemptible_functions_test.sh: New file.
3470 * testsuite/icf_string_merge_test.cc: New file.
3471 * testsuite/icf_string_merge_test.sh: New file.
3472 * testsuite/icf_virtual_function_folding_test.cc: New file.
3473 * testsuite/icf_virtual_function_folding_test.sh: New file.
3475 2010-04-14 Doug Kwan <dougkwan@google.com>
3477 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3478 for local symbol recounting if we remove a section due to ICF.
3479 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3480 there are no regular objects in input.
3482 2010-04-13 Doug Kwan <dougkwan@google.com>
3484 * arm.cc (Arm_input_section::set_final_data_size): Compute
3485 accurate final data size instead of using current data size.
3487 2010-04-09 Doug Kwan <dougkwan@google.com>
3489 * layout.cc (Layout::choose_output_section): Handle script section
3491 (Layout::make_output_section_for_script): Add section type parameter.
3492 Handle script section types.
3493 * layout.h (Layout::make_output_section_for_script): Add section
3495 * output.cc (Output_section::Output_section): Initialize data member
3497 (Output_section::do_reset_address_and_file_offset): Do not set address
3498 to 0 if section is a NOLOAD section.
3499 * output.h (Output_section::is_noload): New method.
3500 (Output_section::set_is_noload): Ditto.
3501 (Output_section::is_noload_): New data member.
3502 * script-c.h (Script_section_type): New enum type.
3503 (struct Parser_output_section_header): Add new file section_type.
3504 * script-sections.cc (Sections_element::output_section_name): Add
3505 parameter for returning script section type.
3506 (Output_section_definition::output_section_name): Ditto.
3507 (Output_section_definition::section_type)P; New method.
3508 (Output_section_definiton::script_section_type_name): Ditto.
3509 (Output_section_definition::script_section_type_): New data member.
3510 (Output_section_definition::Output_section_definition): Initialize
3511 data member Output_section_definition::script_section_type_.
3512 (Output_section_definition::create_sections): Pass script section type
3513 to Layout::make_output_section_for_script.
3514 (Output_section_definition::output_section_name): Return script
3515 section type to caller.
3516 (Output_section_definition::set_section_address): Do not advance
3517 dot value and load address if section type is NOLOAD. Set address
3518 of NOLOAD sections regardless of section flags.
3519 (Output_section_definition::print): Print section type if it is
3520 not SCRIPT_SECTION_TYPE_NONE.
3521 (Output_section_definition::section_type): New method.
3522 (Output_section_definition::script_section_type_name): Ditto.
3523 (Script_sections::output_section_name): Add new parameter
3524 PSECTION_TYPE for returning script section type. Pass it to
3525 section elements. Handle discard sections.
3526 (Sort_output_sections::operator()): Handle NOLOAD sections.
3527 * script-sections.h (Script_sections::Section_type): New enum type.
3528 (Script_sections::output_section_name): Add a new parameter for
3529 returning script section type.
3530 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3532 * yyscript.y (union): Add new field SECTION_TYPE.
3533 (COPY, DSECT, INFO, NOLOAD): New tokens.
3534 (opt_address_and_section_type): Change type to output_section_header.
3535 (section_type): New non-terminal
3536 (section_header): Handle section type.
3537 (opt_address_and_section_type): Return section type value.
3539 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3541 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3542 * testsuite/plugin_common_test_2.c (foo): Likewise.
3544 2010-04-08 Doug Kwan <dougkwan@google.com>
3546 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3548 * output.cc (Output_section::add_merge_input_section): Simplify
3549 code and return status of Output_merge_base::add_input_section.
3550 Update merge section map only if Output_merge_base::add_input_section
3553 2010-04-07 Doug Kwan <dougkwan@google.com>
3555 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3556 if section is marked as containing instructions but has no mapping
3558 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3559 correct section index.
3560 (Arm_relobj::find_linked_text_section): Ditto.
3562 2010-04-07 Cary Coutant <ccoutant@google.com>
3564 * archive.cc (include_member): Destroy Read_symbols_data object before
3566 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3567 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3568 (Read_symbols_data::~Read_symbols_data) New destructor.
3569 (Section_relocs::Section_relocs) New constructor.
3570 (Section_relocs::~Section_relocs) New destructor.
3571 (Read_relocs_data::Read_relocs_data) New constructor.
3572 (Read_relocs_data::~Read_relocs_data) New destructor.
3573 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3574 pointers to NULL after deleting.
3576 2010-04-07 Doug Kwan <dougkwan@google.com>
3578 * arm.cc: Replace "endianity" with "endianness" in comments.
3579 (Arm_exidx_cantunwind): Ditto.
3580 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3581 (Arm_relobj::merge_flags_and_attributes): New method.
3582 (Arm_relobj::merge_flags_and_attributes_): New data member.
3583 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3584 (Arm_relobj::scan_sections_for_stubs): Ditto.
3585 (Arm_relobj::do_read_symbols): Check to see if we really want to
3586 merge processor-specific flags and attributes. Exit early if
3587 an object is empty except for section names and the undefined symbol.
3588 (Target_arm::do_finalize_sections): Move check for ELF format to
3589 Arm_relobj::do_read_symbols. Merge processor specific flags and
3590 attributes from a regular object only when we have determined that
3591 it is aapropriate. Do not create an .ARM.attributes section in
3592 output if there is no regular input object.
3593 (Target_arm::merge_processor_specific_flags): Check
3594 --warn-mismatch before printing any error.
3595 (Target_arm::merge_object_attributes): Ditto.
3596 * gold.cc (queue_middle_tasks): Handle the case in which there is
3597 no regular object in input.
3598 * options.cc (General_options::parse_EB): New method.
3599 (General_options::parse_EL): Same.
3600 (General_options::General_options): Initialize endianness_.
3601 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3603 (General_options::Endianness): New enum.
3604 (General_options::endianness): New method.
3605 (General_options::endianness_): New data member.
3606 * parameters.cc (Parameters::set_options): Check target endianness.
3607 (Parameters::set_target_once): Ditto.
3608 (Parameters::check_target_endianness): New method.
3609 (parameters_force_valid_target): If either -EL or -EB is specified,
3610 use it to define endianness of default target.
3611 * parameters.h (Parameters::check_target_endianness): New method
3613 * target.h (class Target): Change "endianity" to "endianness"
3616 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3618 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3619 * configure: Regenerate.
3620 * Makefile.in: Regenerate.
3621 * testsuite/Makefile.in: Regenerate.
3623 2010-04-06 Cary Coutant <ccoutant@google.com>
3626 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3627 prevailing definitions of common symbols.
3628 * testsuite/plugin_test_6.sh: New test case.
3629 * testsuite/plugin_common_test_1.c: New test case.
3630 * testsuite/plugin_common_test_2.c: New test case.
3631 * testsuite/Makefile.am (plugin_test_6): New test case.
3632 * testsuite/Makefile.in: Regenerate.
3634 2010-04-06 Nick Clifton <nickc@redhat.com>
3636 * po/vi.po: New Vietnamese translation.
3638 2010-03-30 Doug Kwan <dougkwan@google.com>
3640 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3642 2010-03-25 Doug Kwan <dougkwan@google.com>
3644 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3645 to avoid a conversion warning on a 32-bit host.
3647 2010-03-24 Ian Lance Taylor <iant@google.com>
3649 * testsuite/script_test_3.t: Add a TLS segment.
3650 * testsuite/Makefile.am (check_PROGRAMS): Add
3651 tls_phdrs_script_test.
3652 (tls_phdrs_script_test_SOURCES): Define.
3653 (tls_phdrs_script_test_DEPENDENCIES): Define.
3654 (tls_phdrs_script_test_LDFLAGS): Define.
3655 (tls_phdrs_script_test_LDADD): Define.
3656 * testsuite/Makefile.in: Rebuild.
3658 2010-03-23 Cary Coutant <ccoutant@google.com>
3660 * fileread.cc (find_or_make_view): Fix comment.
3662 2010-03-23 Ian Lance Taylor <iant@google.com>
3664 * script-sections.cc (class Orphan_section_placement): Define
3665 PLACE_TLS and PLACE_TLS_BSS.
3666 (Orphan_section_placement::Orphan_section_placement): Initialize
3668 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3669 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3670 (tls_script_test_SOURCES): Define.
3671 (tls_script_test_DEPENDENCIES): Define.
3672 (tls_script_test_LDFLAGS): Define.
3673 (tls_script_test_LDADD): Define.
3674 * testsuite/Makefile.in: Rebuild.
3676 2010-03-22 Doug Kwan <dougkwan@google.com>
3678 * arm.cc (Arm_relocate_functions::abs8,
3679 Arm_relocate_functions::abs16): Use correct check for overflow
3680 specified in the ARM ELF specs.
3681 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3682 target of a BLX instruction specially.
3683 (Reloc_stub::stub_type_for_reloc): Ditto.
3684 (Relocate::relocate): Use symbolic names instead of numeric relocation
3685 codes to report error.
3686 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3688 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3689 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3690 thumb2_blx_out_of_range.stdout
3691 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3692 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3693 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3694 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3695 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3696 thumb2_blx_in_range, thumb2_blx_in_range.o,
3697 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3698 thumb2_blx_out_of_range.o): New rules.
3699 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3700 thumb2_blx_in_range and thumb2_blx_out_of_range.
3701 * testsuite/Makefile.in: Regenerate.
3702 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3703 * testsuite/thumb_blx_in_range.s: New file.
3704 * testsuite/thumb_blx_out_of_range.s: New file.
3706 2010-03-22 Rafael Espindola <espindola@google.com>
3708 * archive.cc (Should_include): Move to archive.h.
3709 (should_include_member): Make it a member of Archive.
3711 (Add_lib_group_symbols): New.
3712 * archive.h: Include options.h.
3713 (Archive_member): Moved from Archive.
3714 (Should_include): Moved from archive.cc.
3716 (Add_lib_group_symbols): New.
3717 * dynobj.cc (do_should_include_member): New.
3718 * dynobj.h (do_should_include_member): New.
3719 * gold.cc (queue_initial_tasks): Update call to queue.
3720 * main.cc (main): Print lib group stats.
3721 * object.cc (do_should_include_member): New.
3722 * object.h: Include archive.h.
3723 (Object::should_include_member): New.
3724 (Object::do_should_include_member): New.
3725 (Sized_relobj::do_should_include_member): New.
3726 * options.cc (General_options::parse_start_lib): New.
3727 (General_options::parse_end_lib): New.
3728 (Input_arguments::add_file): Handle lib groups.
3729 (Input_arguments::start_group): Check we are not in a lib.
3730 (Input_arguments::start_lib): New.
3731 (Input_arguments::end_lib): New.
3732 * options.h (General_options): Add start_lib and end_lib.
3733 (Input_argument::lib_): New.
3734 (Input_argument::lib): New.
3735 (Input_argument::is_lib): New.
3736 (Input_file_lib): New.
3737 (Input_arguments::in_lib_): New.
3738 (Input_arguments::in_lib): New.
3739 (Input_arguments::start_lib): New.
3740 (Input_arguments::end_lib_): New.
3741 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3742 in unused members as preempted.
3743 (Sized_pluginobj::do_should_include_member): New.
3744 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3745 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3747 (Read_symbols::do_whole_lib_group): New.
3748 (Read_symbols::do_lib_group): New.
3749 (Read_symbols::do_read_symbols): Handle lib groups.
3750 (Read_symbols::get_name): Handle lib groups.
3751 * readsyms.h (Read_symbols): Add an archive member pointer.
3752 (Read_symbols::do_whole_lib_group): New.
3753 (Read_symbols::do_lib_group): New.
3754 (Read_symbols::member_): New.
3755 * script.cc (read_input_script): Update call to queue_soon.
3757 2010-03-19 Doug Kwan <dougkwan@google.com>
3759 * arm.cc (Stub_table::Stub_table): Initialize new data members
3760 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3761 (Stub_table::add_reloc_stub): Assign stub offset and update
3762 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3763 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3765 (Stub_table::update_data_size_and_addralign): Use
3766 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3767 instead of going over all reloc stubs.
3768 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3769 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3770 Stringpool_template::offset_ to size of Stringpool_char.
3771 (Stringpool_template::new_key_offset): Remove code to initialize
3772 Stringpool_template::offset_.
3773 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3774 Stringpool_template::offset_ to zero.
3776 2010-03-15 Doug Kwan <dougkwan@google.com>
3778 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3780 (Stringpool_template::new_key_offset): New method.
3781 (Stringpool_template::add_string): Assign offsets when adding new
3783 (Stringpool_template::set_string_offsets): Do not set string offsets
3784 when not optimizing.
3785 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3787 (Chunked_vector::clear): Clear size_.
3788 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3789 (Chunked_vector::size): Return size_.
3790 (Chunked_vector::push_back): Use size_ to find insert position.
3791 (Chunked_vector::size_): New data member.
3792 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3793 (Stringpool_template::new_key_offset): New method declaration.
3794 (Stringpool_template::offset_): New data member.
3796 2010-03-15 Rafael Espindola <espindola@google.com>
3798 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3799 Add_symbols' constructor.
3800 * readsyms.h (Add_symbols): Remove the input_group member.
3802 2010-03-10 Ian Lance Taylor <iant@google.com>
3804 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3805 target to ask whether a reference to a symbol requires a stack
3807 * target.h (Target::is_call_to_non_split): New function.
3808 (Target::do_is_call_to_non_split): Declare virtual function.
3809 * target.cc: Include "symtab.h".
3810 (Target::do_is_call_to_non_split): New function.
3811 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3813 2010-03-10 Cary Coutant <ccoutant@google.com>
3815 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3816 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3817 (File_read::open[2]): Add whole_file_view_ to list of views.
3818 (File_read::make_view): Remove test of whole_file_view_.
3819 (File_read::find_or_make_view): Create whole_file_view_ if
3821 (File_read::clear_views): Replace bool parameter with enum;
3822 adjust all callers. Don't delete views with permanent data;
3823 do delete cached views and views from archives if
3824 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3825 if clearing the corresponding view.
3826 * fileread.h (File_read::Clear_views_mode): New enum.
3827 (File_read::View::is_permanent_view): New method.
3828 (File_read::clear_views): Replace bool parameter
3829 with enum; adjust all callers.
3830 * options.h (General_options): Change keep_files_mapped option;
3831 add map_whole_files.
3832 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3834 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3837 2010-03-10 David S. Miller <davem@davemloft.net>
3839 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3841 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3843 * icf.cc (get_section_contents): Add '@' marker after processing the
3846 2010-03-08 Doug Kwan <dougkwan@google.com>
3848 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3849 due to a conversion warning.
3850 (Arm_relobj::update_output_local_symbol_count): Check for local
3851 symbol with unset output index.
3853 2010-03-05 Ian Lance Taylor <iant@google.com>
3855 * options.h (class General_options): Add --spare-dynamic-tags.
3856 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3857 --spare-dynamic-tags.
3859 2010-03-05 Ian Lance Taylor <iant@google.com>
3861 * incremental.cc: Include "libiberty.h".
3863 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3865 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3866 function, is_info_ member.
3867 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3868 (Versions::Versions): Update caller.
3869 (Versions::define_base_version): Likewise.
3870 (Versions::add_def): Likewise.
3872 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3874 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3875 (Scan::possible_function_pointer_reloc): New function.
3876 (Scan::local_reloc_may_be_function_pointer): Change to call
3877 possible_function_pointer_reloc.
3878 (Scan::global_reloc_may_be_function_pointer): Ditto.
3879 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3880 relocations in ".data.rel.ro._ZTV" section.
3881 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3882 * testsuite/icf_safe_so_test.cc: Ditto.
3883 * testsuite/icf_safe_test.cc: Ditto.
3884 * testsuite/icf_safe_test.sh: Ditto.
3886 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3887 Ian Lance Taylor <iant@google.com>
3889 * target-reloc.h (relocate_section): Check the symbol table index
3890 for -1U before setting the local symbol index.
3891 (scan_relocatable_relocs): If copying the relocation, record that
3892 the local symbol is required.
3893 * object.h (Symbol_value::is_output_symtab_index_set): New
3895 (Symbol_value::may_be_discarded_from_output_symtab): New
3897 (Symbol_value::has_output_symtab_entry): New function.
3898 (Symbol_value::needs_output_symtab_entry): Remove.
3899 (Symbol_value::output_symtab_index): Make sure the symbol index is
3901 (Symbol_value::set_output_symtab_index): Make sure the symbol
3902 index is not set. Make sure the new index is valid.
3903 (Symbol_value::set_must_have_output_symtab_entry): New function.
3904 (Symbol_value::has_output_dynsym_entry): New function.
3905 (Symbol_value::set_output_dynsym_index): Make sure the new index
3907 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3908 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3909 local symbol if permitted.
3910 (Sized_relobj::do_finalize_local_symbols): Call
3911 is_output_symtab_index_set rather than needs_output_symtab_entry.
3912 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3913 rather than needs_output_symtab_entry. Call
3914 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3915 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3916 is_output_symtab_index_set rather than needs_output_symtab_entry.
3917 * testsuite/discard_locals_relocatable_test.c: New file.
3918 * testsuite/discard_locals_test.sh: Test -r.
3919 * testsuite/Makefile.am (check_DATA): Add
3920 discard_locals_relocatable_test1.syms,
3921 discard_local_relocatable_test2.syms.
3922 (MOSTLYCLEANFILES): Likewise. Also add
3923 discard_locals_relocatable_test1.lout and
3924 discard_locals_relocatable_test2.out.
3925 (discard_locals_relocatable_test1.syms): New target.
3926 (discard_locals_relocatable_test.o): New target.
3927 (discard_locals_relocatable_test1.out): New target.
3928 (discard_locals_relocatable_test2.syms): New target.
3929 (discard_locals_relocatable_test2.out): New target.
3930 (various): Add missing ../ld-new dependencies.
3931 * testsuite/Makefile.in: Rebuild.
3933 2010-03-03 Nick Clifton <nickc@redhat.com>
3935 * po/fi.po: New Finnish translation.
3937 2010-03-01 Doug Kwan <dougkwan@google.com>
3939 * layout.cc (Layout::Layout): Force section types of .init_array*,
3940 .preinit_array* and .fini_array* sections.
3941 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3942 Fix check of return value of std::string::find.().
3943 (Output_section::Input_section_sort_compare::operator()): Remove
3944 comment about .init_array.
3945 (Output_section::Input_section_sort_init_fini_compare::operator()):
3947 (Output_section::sort_attached_input_sections): Handle .init_array
3948 and .fini_array specially.
3949 * output.h (Output_section::Inut_section_sort_compare): Update
3951 (Output_section::Input_section_sort_init_fini_compare): New struct.
3953 2010-02-26 Doug Kwan <dougkwan@google.com>
3955 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3956 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3957 * testsuite/debug_msg.sh: Avoid matching source line number for
3958 use of global variable undef_int.
3960 2010-02-26 Doug Kwan <dougkwan@google.com>
3962 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3963 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3964 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3965 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3966 * options.cc (General_options::General_options): Initialize member
3968 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3969 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3970 and rm_no_fix_v4bx.stdout
3971 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3972 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3973 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3974 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3975 and arm_no_fix_v4bx.
3976 * Makefile.in: Regenerate.
3977 * testsuite/arm_fix_v4bx.s: New file.
3978 * testsuite/arm_fix_v4bx.sh: Ditto.
3980 2010-02-24 Doug Kwan <dougkwan@google.com>
3982 * arm.cc (Target_arm::got_section): Make the .got section the first
3983 non RELRO section in the data segment.
3984 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3985 suffixes of section names.
3987 2010-02-24 Doug Kwan <dougkwan@google.com>
3989 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3990 flags and attributes merging if an input file is a binary file.
3991 * fileread.cc (Input_file::open): Record format of original file.
3992 * fileread.h (Input_file::Format): New enum type.
3993 (Input_file::Input_file): Initialize data member format_.
3994 (Input_file::format): New method definition.
3995 (Input_file::format_):: New data member.
3997 2010-02-24 Doug Kwan <dougkwan@google.com>
3999 * arm.cc (Arm_output_data_got): New class.
4000 (ARM_TCB_SIZE): New constant
4001 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4002 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4003 If user uses a script with a SECTIONS clause, issue only a warning
4004 for a misplaced EXIDX input section. Otherwise, issue an error.
4005 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4007 (Target_arm::got_mode_index_entry): Handle static linking.
4008 (Target_arm::Scan::local): Ditto.
4009 (Target_arm::Scan::global): Ditto.
4010 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4011 all incorrectly implemented relocations.
4012 (Target_arm::fix_exidx_coverage): Pass layout to
4013 Arm_output_section::fix_exidx_coverage.
4014 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4015 from ".ARM.exidx." and ".ARM.extab.".
4017 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4019 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4020 section if it does not already exist.
4021 * attributes.cc (Attributes_section_data::Attributes_section_data):
4022 Don't crash if size is zero.
4024 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4025 Ian Lance Taylor <iant@google.com>
4027 * gold.cc (queue_middle_tasks): If no input files were opened,
4029 * workqueue.h (Task_function::Task_function): Assert that there is
4032 2010-02-22 Doug Kwan <dougkwan@google.com>
4034 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4035 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4036 types to avoid warnings due to different uint64_t implementations
4039 2010-02-21 Doug Kwan <dougkwan@google.com>
4041 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4042 handling of the maximum backward branch offset.
4043 (Arm_relocate_functions::thumb_branch_common): Ditto.
4044 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4045 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4046 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4047 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4048 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4049 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4050 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4051 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4052 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4053 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4054 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4055 thumb2_bl_out_of_range.o): New rules.
4056 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4057 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4058 thumb2_bl_out_of_range
4059 * testsuite/Makefile.in: Regenerate.
4060 * testsuite/arm_bl_in_range.s: New file.
4061 * testsuite/arm_bl_out_of_range.s: Ditto.
4062 * testsuite/arm_branch_in_range.sh: Ditto.
4063 * testsuite/arm_branch_range.t: Ditto.
4064 * testsuite/thumb2_branch_range.t: Ditto.
4065 * testsuite/thumb_bl_in_range.s: Ditto.
4066 * testsuite/thumb_bl_out_of_range.s: Ditto.
4067 * testsuite/thumb_branch_range.t: Ditto.
4069 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4071 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4072 Add reloc offset information.
4073 * icf.cc (get_section_contents): Change iterators to point to the new
4074 vectors. Add reloc offset information to the contents.
4075 * icf.h (Icf::Sections_reachable_info): New typedef.
4076 (Icf::Sections_reachable_list): New typedef.
4077 (Icf::Offset_info): New typedef.
4078 (Icf::Reloc_info): New struct typedef.
4079 (Icf::Reloc_info_list): New typedef.
4080 (Icf::symbol_reloc_list): Delete method.
4081 (Icf::addend_reloc_list): Delete method.
4082 (Icf::section_reloc_list): Delete method.
4083 (Icf::reloc_info_list): New method.
4084 (Icf::reloc_info_list_): New member.
4086 2010-02-19 Doug Kwan <dougkwan@google.com>
4088 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4089 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4090 * arm.cc (Arm_relocation_functions): New forward declaration.
4091 (Target_arm::Target_arm): Initialize new data members
4092 got_mod_index_offset_ and tls_base_symbol_defined_.
4093 (Target_arm::Relocate::relocate_tls): New method.
4094 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4095 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4097 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4098 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4099 (Target_arm::got_mod_index_offset_,
4100 Target_arm::tls_base_symbol_defined_): New data members.
4101 (Target_arm::Scan::local, Target::Scan::global,
4102 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4105 2010-02-18 Doug Kwan <dougkwan@google.com>
4107 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4108 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4109 text section as a parameter becuase some broken tools may not set
4110 the link in section header.
4111 (Target_arm::has_got_section): New method.
4112 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4113 without any mapping symbol as data only. Remove warning.
4114 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4115 link in its section header, try to discover the link by inspecting the
4116 REL31 relocation at the beginning of the section.
4117 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4119 (Target_arm::Scan::global): Treat any reference to the symbol
4120 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4122 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4124 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4125 (Scan::global_reloc_may_be_function_pointer): New function.
4126 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4127 (Scan::global_reloc_may_be_function_pointer): New function.
4128 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4129 (Scan::global_reloc_may_be_function_pointer): New function.
4130 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4131 (Scan::global_reloc_may_be_function_pointer): New function.
4132 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4133 (Scan::global_reloc_may_be_function_pointer): New function.
4134 (Scan::possible_function_pointer_reloc): New function.
4135 (Target_x86_64::can_check_for_function_pointers): New function.
4136 * gc.h (gc_process_relocs): Scan relocation types to determine if
4137 function pointers were taken for targets that support it.
4138 * icf.cc (Icf::find_identical_sections): Include functions for
4139 folding in safe ICF whose pointer is not taken.
4140 * icf.h (Secn_fptr_taken_set): New typedef.
4141 (fptr_section_id_): New member.
4142 (section_has_function_pointers): New function.
4143 (set_section_has_function_pointers): New function.
4144 (check_section_for_function_pointers): New function.
4145 * options.h: Fix comment for safe ICF option.
4146 * target.h (can_check_for_function_pointers): New function.
4147 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4148 Modify icf_safe_test for X86-64.
4149 * testsuite/Makefile.in: Regenerate.
4150 * testsuite/icf_safe_so_test.cc: New file.
4151 * testsuite/icf_safe_so_test.sh: New file.
4152 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4153 (main): Change to take pointer to function kept_func_3.
4154 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4155 folding is done correctly for X86-64.
4157 2010-02-12 David S. Miller <davem@davemloft.net>
4159 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4160 is_symbolless parameter.
4161 (Output_reloc<SHT_REL>::is_symbolless): New.
4162 (Output_reloc<SHT_REL>::is_symbolless_): New.
4163 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4164 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4165 (Output_reloc<SHT_RELA>::is_symbolless): New.
4166 (Output_data_reloc::add_global): Handle is_symbolless.
4167 (Output_data_reloc::add_global_relative): Likewise.
4168 (Output_data_reloc::add_local): Likewise.
4169 (Output_data_reloc::add_local_relative): Likewise.
4170 (Output_data_reloc::add_symbolless_global_addend): New.
4171 (Output_data_reloc::add_symbolless_local_addend): New.
4172 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4174 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4175 instead of ->is_relative_
4176 (Output_reloc::write): Likewise.
4177 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4178 (Output_reloc::write_rel): Simplify.
4180 * sparc.cc (Target_sparc::Scan::local): Use
4181 ->add_symbolless_local_addend as needed.
4182 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4183 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4184 based upon relocation offset.
4186 2010-02-11 Doug Kwan <dougkwan@google.com>
4188 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4189 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4190 beginning of function.
4191 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4192 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4193 parameter is_32bit in calls to should_apply_static_reloc.
4194 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4195 (check_DATA): Add arm_abs_global.stdout.
4196 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4197 arm_abs_global.stdout): New rules.
4198 (MOSTLLYCLEANFILES): Add arm_abs_global
4199 * Makefile.in: Regenerate.
4200 * testsuite/arm_abs_global.s: New file.
4201 * testsuite/arm_abs_global.sh: Ditto.
4202 * testsuite/arm_abs_lib.s: Ditto.
4204 2010-02-11 Ian Lance Taylor <iant@google.com>
4206 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4208 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4209 Allocate_commons_task first.
4210 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4211 task, rather than symtab_lock_.
4212 (Gc_process_relocs::~Gc_process_relocs): New function.
4213 (Gc_process_relocs::is_runnable): Check this_blocker_.
4214 (Gc_process_relocs::locks): Use next_blocker_ rather than
4216 (Scan_relocs::~Scan_relocs): New function.
4217 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4219 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4221 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4222 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4223 constructor accordingly.
4224 (class Gc_process_relocs): Likewise.
4225 (class Scan_relocs): Likewise.
4226 * common.h (class Allocate_commons_task): Remove symtab_lock_
4227 field, and corresponding constructor parameter.
4228 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4230 (Allocate_commons_task::locks): Likewise.
4232 2010-02-11 Ian Lance Taylor <iant@google.com>
4234 * gold-threads.h (class Once): Define.
4235 (class Initialize_lock): Rewrite as child of Once.
4236 * gold-threads.cc (class Once_initialize): Define.
4237 (once_pointer_control): New static variable.
4238 (once_pointer, once_arg): New static variables.
4239 (c_run_once): New static function.
4240 (Once::Once, Once::run_once, Once::internal_run): New functions.
4241 (class Initialize_lock_once): Remove.
4242 (initialize_lock_control): Remove.
4243 (initialize_lock_pointer): Remove.
4244 (initialize_lock_once): Remove.
4245 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4246 (Initialize_lock::initialize): Rewrite.
4247 (Initialize_lock::do_run_once): New function.
4248 * archive.cc (Archive::interpret_header): Only clear name if it is
4250 * fileread.cc: Include "gold-threads.h"
4251 (file_counts_lock): New static variable.
4252 (file_counts_initialize_lock): Likewise.
4253 (File_read::release): Only increment counts when using --stats.
4254 Use a lock around the increment.
4255 * parameters.cc (class Set_parameters_target_once): Define.
4256 (set_parameters_target_once): New static variable.
4257 (Parameters::Parameters): Move here from parameters.h.
4258 (Parameters::set_target): Rewrite.
4259 (Parameters::set_target_once): New function.
4260 (Parameters::clear_target): Move here and rewrite.
4261 * parameters.h (class Parameters): Update declarations. Add
4262 set_parameters_target_once_ field.
4263 (Parameters::Parameters): Move to parameters.cc.
4264 (Parameters::clear_target): Likewise.
4265 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4267 (Start_group::~Start_group): New function.
4268 (Start_group::is_runnable): New function.
4269 (Start_group::locks, Start_group::run): New functions.
4270 (Finish_group::run): Change saw_undefined to size_t.
4271 * readsyms.h (class Start_group): Define.
4272 (class Finish_group): Change saw_undefined_ field to size_t.
4273 (Finish_group::Finish_group): Remove saw_undefined and
4274 this_blocker parameters. Change all callers.
4275 (Finish_group::set_saw_undefined): New function.
4276 (Finish_group::set_blocker): New function.
4277 * symtab.h (class Symbol_table): Change saw_undefined to return
4278 size_t. Change saw_undefined_ field to size_t.
4279 * target-select.cc (Set_target_once::do_run_once): New function.
4280 (Target_selector::Target_selector): Initialize set_target_once_
4281 field. Don't initialize lock_ and initialize_lock_ fields.
4282 (Target_selector::instantiate_target): Rewrite.
4283 (Target_selector::set_target): New function.
4284 * target-select.h (class Set_target_once): Define.
4285 (class Target_selector): Update declarations. Make
4286 Set_target_once a friend. Remove lock_ and initialize_lock_
4287 fields. Add set_target_once_ field.
4289 2010-02-10 Ian Lance Taylor <iant@google.com>
4291 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4293 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4294 (queue_middle_tasks): Add all blockers before queueing any tasks.
4295 (queue_final_tasks): Likewise.
4296 * token.h (Task_token::add_blockers): New function.
4297 * object.h (Input_objects::number_of_relobjs): New function.
4299 2010-02-10 Ian Lance Taylor <iant@google.com>
4301 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4302 shared, not if not position independent.
4303 * x86_64.cc (Relocate::relocate_tls): Likewise.
4304 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4305 (tls_pie_pic_test): New target.
4306 * testsuite/Makefile.in: Rebuild.
4308 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4309 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4310 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4311 * testsuite/Makefile.in: Rebuild.
4313 2010-02-09 David S. Miller <davem@davemloft.net>
4315 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4316 R_SPARC_RELATIVE using ->add_local_relative().
4317 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4319 * output.h (Output_data_dynamic::add_section_size): New method
4320 that takes two Output_data objects.
4321 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4322 entry param. Handle it in initializers.
4323 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4324 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4325 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4327 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4328 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4329 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4330 for dynrel_includes_plt.
4331 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4332 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4333 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4335 (Target_sparc::do_finalize_sections): Update to pass true for
4336 dynrel_includes_plt.
4337 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4338 output before .rela.plt
4339 (Target_powerpc::do_finalize_sections): Update to pass true for
4340 dynrel_includes_plt when 32-bit.
4342 2010-02-08 Doug Kwan <dougkwan@google.com>
4344 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4346 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4347 Arm_relobj::scan_section_for_cortex_a8_stubs,
4348 Arm_relobj::do_relocation_section): Instead of calling
4349 Output_section::output_address, use faster
4350 Arm_relobj::simple_input_section_output_address.
4352 2010-02-08 David S. Miller <davem@davemloft.net>
4354 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4355 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4356 relocation helper function.
4358 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4359 just like R_SPARC_GOT{10,13,22}.
4360 (Target_sparc::Scan::local): Likewise.
4361 (Target_sparc::Relocate:relocate): Likewise.
4363 2010-02-06 Ian Lance Taylor <iant@google.com>
4365 * configure.ac: Rewrite targetobjs duplicate removal code to use
4366 only shell constructs.
4367 * configure: Rebuild.
4369 2010-02-05 Doug Kwan <dougkwan@google.com>
4372 * arm.cc (Arm_relobj::section_is_scannable): New method.
4373 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4374 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4376 2010-02-04 Doug Kwan <dougkwan@google.com>
4379 * arm-reloc-property.cc (cstdio): Include.
4380 * configure.ac (targetobjs): Remove duplicates.
4381 * configure: Regenerate.
4382 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4383 big and little endian version for a given address size.
4385 2010-02-03 Doug Kwan <dougkwan@google.com>
4387 * arm-reloc-property.cc
4388 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4390 * arm-reloc-property.h
4391 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4392 New method definition.
4393 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4395 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4397 (GOT_PREL): Change implemented to Y.
4398 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4399 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4400 (Arm_relocate_functions::movw_abs_nc): Remove method.
4401 (Arm_relocate_functions::movt_abs): Ditto.
4402 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4403 (Arm_relocate_functions::thm_movt_abs): Ditto.
4404 (Arm_relocate_functions::movw_rel_nc): Ditto.
4405 (Arm_relocate_functions::movw_rel): Ditto.
4406 (Arm_relocate_functions::movt_rel): Ditto.
4407 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4408 (Arm_relocate_functions:thm_movw_rel): Ditto.
4409 (Arm_relocate_functions:thm_movt_rel): Ditto.
4410 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4411 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4412 New method definitions.
4413 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4414 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4415 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4416 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4417 (Target_arm::Relocate::relocate): Check for non-static or
4418 unimplemented relocation code and exit early. Change calls to
4419 Target_arm::reloc_uses_thumb_bit and
4420 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4421 instead. Refactor code to handle similar relocations to increase
4422 code sharing. Remove check for unsupported relocation code in switch
4424 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4425 relocation property table to find out size. Change error message to
4426 print out the name of a relocation code instead of the numeric value.
4427 (Target_arm::scan_reloc_for_stub): Use relocation property table
4428 instead of calling Target_arm::reloc_uses_thumb_bit().
4430 2010-02-02 Doug Kwan <dougkwan@google.com>
4432 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4433 types of relaxed input section.
4435 2010-02-02 Doug Kwan <dougkwan@google.com>
4437 * Makefile.am (HFILES): Add arm-reloc-property.h.
4439 (TARGETSOURCES): Add arm-reloc-property.cc
4440 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4441 (libgold_a_SOURCES): $(DEFFILES)
4442 * Makefile.in: Regenerate.
4443 * arm-reloc-property.cc: New file.
4444 * arm-reloc-property.h: New file.
4445 * arm-reloc.def: New file.
4446 * arm.cc: Update comments.
4447 (arm-reloc-property.h): New included header.
4448 (arm_reloc_property_table): New global variable.
4449 (Target_arm::do_select_as_default_target): New method definition.
4450 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4451 arm-reloc-property to targ_extra_obj.
4452 * parameters.cc (set_parameters_target): Call
4453 Target::select_as_default_target().
4454 * target.h (Target::select_as_default_target): New method definition.
4455 (Target::do_select_as_default_target): Same.
4457 2010-02-01 Doug Kwan <dougkwan@google.com>
4459 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4460 first_output_text_section_.
4461 (Arm_exidx_fixup::first_output_text_section): New method definition.
4462 (Arm_exidx_fixup::first_output_text_section_): New data member.
4463 (Arm_exidx_fixup::process_exidx_section): Record the first text
4464 output section seen.
4465 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4466 and entsize in output section header.
4468 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4470 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4471 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4472 (Arm_relocate_functions::thm_alu11): New Method.
4473 (Arm_relocate_functions::thm_pc8): New Method.
4474 (Arm_relocate_functions::thm_pc12): New Method.
4475 (Target_arm::Scan::local): Handle the relocations.
4476 (Target_arm::Scan::global): Likewise.
4477 (Target_arm::Relocate::relocate): Likewise.
4478 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4480 2010-01-29 Doug Kwan <dougkwan@google.com>
4482 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4483 of relocation types as ld.
4485 2010-01-29 Doug Kwan <dougkwan@google.com>
4487 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4489 (Arm_relocate_functions::thumb_branch_common): Ditto.
4490 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4491 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4492 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4493 Arm_relocate_functions::jump24): Remove.
4494 (Target_arm::Relocate::relocate): Adjust code to call
4495 Arm_relocation_functions::arm_branch_common and
4496 Arm_relocation_functions::thumb_branch_common instead of their removed
4497 wrappers. Merge switch-cases together to reduce source code size.
4499 2010-01-29 Doug Kwan <dougkwan@google.com>
4501 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4502 output_local_symbol_count_needs_update_.
4503 (Arm_relobj::output_local_symbol_count_needs_update,
4504 Arm_relobj::set_output_local_symbol_count_needs_update,
4505 Arm_relobj::update_output_local_symbol_count): New methods.
4506 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4508 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4509 of pointed function as in a R_ARM_PREL31 relocation.
4510 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4511 for output local symbol count updating.
4512 (Target_arm::do_relax): Update output local symbol counts in objects
4514 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4516 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4518 * arm.cc: Added support for the ARM relocations:
4519 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4520 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4521 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4523 (Arm_relocate_functions::movw_rel): New method.
4524 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4525 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4527 (Arm_relocate_functions::thm_movw_rel): New method.
4528 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4530 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4532 (Target_arm::Scan::global): Likewise.
4533 (Target_arm::Relocate::relocate): Likewise.
4534 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4537 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4539 * arm.cc: Added support for ARM group relocations.
4540 (Target_arm::reloc_needs_sym_origin): New method.
4541 (Arm_relocate_functions::calc_grp_kn): New method.
4542 (Arm_relocate_functions::calc_grp_residual): New method.
4543 (Arm_relocate_functions::calc_grp_gn): New method.
4544 (Arm_relocate_functions::arm_grp_alu): New Method.
4545 (Arm_relocate_functions::arm_grp_ldr): New Method.
4546 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4547 (Arm_relocate_functions::arm_grp_ldc): New Method.
4548 (Target_arm::Scan::local): Handle the ARM group relocations.
4549 (Target_arm::Scan::global): Likewise.
4550 (Target_arm::Relocate::relocate): Likewise.
4551 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4554 2010-01-26 Doug Kwan <dougkwan@google.com>
4556 * arm.cc (set): Include.
4557 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4559 (Arm_output_section::Text_section_list): New type.
4560 (Arm_output_section::append_text_sections_to_list): New method.
4561 (Arm_output_section::fix_exidx_coverage): Ditto.
4562 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4563 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4564 Relobj::set_section_offset() instead of
4565 Sized_relobj::invalidate_section_offset().
4566 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4567 parameter for section headers. Ignore relocation sections for
4568 unallocated sections and EXIDX sections.
4569 (Target_arm::fix_exidx_coverage): New method.
4570 (Target_arm::output_section_address_less_than): New type.
4571 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4572 linked text section instead of the EXIDX section.
4573 (Arm_output_section::create_stub_group): Add an assertion to check
4574 that this is not an EXIDX output section.
4575 (Arm_output_section::append_text_sections_to_list): New method.
4576 (Arm_output_section::fix_exidx_coverage): Ditto.
4577 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4578 Arm_relobj::section_needs_reloc_stub_scanning.
4579 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4581 (Target_arm::fix_exidx_coverage): New method.
4582 * object.h (Relobj::set_output_section): New method.
4583 (Sized_relobj::invalidate_section_offset): Remove method.
4584 (Sized_relobj::do_invalidate_section_offset): Remove method.
4585 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4587 2010-01-25 Doug Kwan <dougkwan@google.com>
4589 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4590 Fix warning due to signed and unsigned comparison on a 32-bit host.
4592 2010-01-22 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (Target_arm::do_relax): Record an output section for section
4595 offset adjustment it contains any stub table that has changed.
4596 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4597 offsets in an output section if necessary.
4598 * output.cc (Output_section::Output_section): Initialize
4599 section_offsets_need_adjustments_.
4600 (Output_section::add_input_section_for_script): Renamed to
4601 Output_section::add_simple_input_section.
4602 (Output_section::save_states): Add a comment.
4603 (Output_section::discard_states): New method defintion.
4604 (Output_section::adjust_section_offsets): Same.
4605 * output.h (Output_section::add_input_section_for_script): Renamed to
4606 Output_section::add_simple_input_section.
4607 (Output_section::discard_states): New method declaration.
4608 (Output_section::adjust_section_offsets): Same.
4609 (Output_section::section_offsets_need_adjustment,
4610 Output_section::set_section_offsets_need_adjustment): New method
4612 (Output_section::section_offsets_need_adjustment_): New data member.
4613 * script-sections.cc
4614 (Output_section_element_input::set_section_address): Adjust code for
4615 renaming of Output_section::add_input_section_for_script.
4616 (Orphan_output_section::set_section_address): Same.
4618 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4620 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4621 Fix_v4bx enum values .
4622 * gold/options.h (General_options): New option definitions.
4623 (General_options::fix_v4bx): New method.
4624 (General_options::Fix_v4bx): New enum.
4625 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4626 (General_options::parse_fix_v4bx_interworking): New method.
4628 2010-01-22 Doug Kwan <dougkwan@google.com>
4630 * arm.cc (Arm_exidx_fixup): New class.
4632 2010-01-21 Doug Kwan <dougkwan@google.com>
4634 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4636 (Arm_exidx_section_offset_map): New type.
4638 2010-01-21 Doug Kwan <dougkwan@google.com>
4640 * arm.cc (Arm_exidx_input_section): New class.
4641 (Arm_relobj::exidx_input_section_by_link,
4642 Arm_relobj::exidx_input_section_by_shndx,
4643 Arm_relobj::make_exidx_input_section): New methods.
4644 (read_arm_attributes_section): Remove.
4645 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4646 information about them.
4647 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4650 2010-01-20 Doug Kwan <dougkwan@google.com>
4652 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4653 Input_section_specifier to Section_id.
4654 (Target_arm::new_arm_input_section: Adjust code for change of key
4656 (Target_arm::find_arm_input_section): Ditto.
4657 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4658 (Section_id): Remove.
4659 (Garbage_collection::Section_id_hash): Remove.
4660 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4661 (Section_id): Remove.
4662 (Icf::Section_id_hash): Remove.
4663 * object.h (Section_id, Const_section_id, Section_id_hash,
4664 Const_section_id_hash): New type definitions.
4665 * output.cc (Output_section::add_relaxed_input_section): Change to
4666 use Const_section_id instead of Input_section_specifier as key type.
4667 (Output_section::add_merge_input_section): Ditto.
4668 (Output_section::build_relaxation_map): Change to use Section_id
4669 instead of Input_section_specifier as key type.
4670 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4672 (Output_section::convert_input_sections_to_relaxed_sections): Change
4673 to use Const_section_id instead of Input_section_specifier as key type.
4674 (Output_section::find_merge_section): Ditto.
4675 (Output_section::find_relaxed_input_section): Ditto.
4676 * output.h (Input_section_specifier): Remove class.
4677 (Output_section::Output_section_data_by_input_section_map): Change
4678 key type to Const_section_id.
4679 (Output_section::Output_relaxed_input_section_by_input_section_map):
4681 (Output_section::Relaxation_map): Change key type to Section_id.
4683 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4685 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4686 (class Arm_v4bx_stub): New class.
4687 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4688 (Stub_factory::make_arm_v4bx_stub): New method.
4689 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4690 (Stub_table::empty): Handle v4bx stubs.
4691 (Stub_table::add_arm_v4bx_stub): New method.
4692 (Stub_table::find_arm_v4bx_stub): New method.
4693 (Arm_relocate_functions::v4bx): New method.
4694 (Target_arm::fix_v4bx): New method.
4695 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4696 (Stub_table::relocate_stubs): Likewise.
4697 (Stub_table::do_write): Likewise.
4698 (Stub_table::update_data_size_and_addralign): Likewise.
4699 (Stub_table::finalize_stubs): Likewise.
4700 (Target_arm::Scan::local): Likewise.
4701 (Target_arm::Scan::global): Likewise.
4702 (Target_arm::do_finalize_sections): Likewise.
4703 (Target_arm::Relocate::relocate): Likewise.
4704 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4706 (Target_arm::scan_reloc_for_stub): Likewise.
4707 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4709 2010-01-19 Ian Lance Taylor <iant@google.com>
4711 * output.cc (Output_section_headers::do_sized_write): Write large
4712 segment count to sh_info field.
4713 (Output_file_header::do_sized_write): For large segment count,
4714 write PN_XNUM to e_phnum field.
4716 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4718 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4719 (Arm_relocate_functions::thm_jump8): New function.
4720 (Arm_relocate_functions::thm_jump11): New function.
4721 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4723 (Target_arm::Scan::global): Likewise.
4724 (Target_arm::Relocate::relocate): Likewise.
4725 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4728 2010-01-14 Doug Kwan <dougkwan@google.com>
4730 * arm.cc (map, utility): Include headers.
4731 (Target_arm::apply_cortex_a8_workaround): New method.
4732 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4733 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4734 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4735 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4736 the --[no-]fix-cortex-a8 command line options.
4737 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4738 (Target_arm::relocate_stub): Use addend in instruction template.
4739 * options.h (DEFINE_bool): Set the user-set flag.
4740 (General_options): Add --[no-]-fix-cortex options.
4741 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4742 : Update fast look-up map after conversion.
4744 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4746 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4747 in the first pass of do_layout.
4749 2010-01-13 Doug Kwan <dougkwan@google.com>
4751 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4752 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4753 apparent compiler problem of not folding static constant integral
4754 data members of elfcpp::Elf_sizes<32>.
4756 2010-01-13 Doug Kwan <dougkwan@google.com>
4758 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4759 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4760 Arm_relobj::scan_section_for_cortex_a8_erratum,
4761 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4762 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4763 sections to scan for relocation stubs into a new method
4764 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4765 relocation and Cortex-A8 stub scanning.
4766 (Target_arm::do_relax): Force stubs to be after stubbed sections
4767 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4768 the beginning of a new relaxation pass. Update a comment.
4769 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4771 2010-01-12 Ian Lance Taylor <iant@google.com>
4773 * target-reloc.h (visibility_error): New inline function.
4774 (relocate_section): Call visibility_error.
4775 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4776 (MOSTLYCLEANFILES): Likewise.
4777 (protected_4_pic.o, protected_3.err): New targets.
4778 * testsuite/protected_4.cc: New file.
4780 2010-01-12 Doug Kwan <dougkwan@google.com>
4782 * arm.cc (Cortex_a8_reloc): New class.
4783 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4784 and cortex_a8_relocs_info_.
4785 (Target_arm::fix_cortex_a8): New method definition.
4786 (Target_arm::Cortex_a8_relocs_info): New type.
4787 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4788 New data member declarations.
4789 (Target_arm::scan_reloc_for_stub): Record information about
4790 relocations for THUMB branches that might be exempted from the
4791 Cortex-A8 workaround.
4792 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4793 at the beginning of a relaxation pass.
4795 2010-01-12 Doug Kwan <dougkwan@google.com>
4797 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4798 (Arm_relobj::Mapping_symbol_position,
4799 Arm_reloj::Mapping_symbol_position_less,
4800 Arm_relobj::Mapping_symbols_info): New types.
4801 (Target_arm::is_mapping_symbol_name): New method definition.
4802 (Arm_relobj::do_count_local_symbols): Save information about mapping
4805 2010-01-11 Doug Kwan <dougkwan@google.com>
4807 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4808 Arm_relocate_functions::thumb32_branch_upper,
4809 Arm_relocate_functions::thumb32_branch_lower,
4810 Arm_relocate_functions::thumb32_cond_branch_offset,
4811 Arm_relocate_functions::thumb32_cond_branch_upper,
4812 Arm_relocate_functions::thumb32_cond_branch_lower,
4813 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4814 branch offset encoding.
4815 (Arm_relocate_functions::thumb_branch_common): Use new branch
4816 offset encoding methods to avoid code duplication.
4817 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4818 (Stub_addend_reader::operator()): Use new branch encoding method
4819 to avoid code duplication.
4821 2010-01-11 Doug Kwan <dougkwan@google.com>
4823 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4824 (Target_arm::do_finalize_sections): Define special EXIDX section
4825 symbols only if referenced.
4826 * gc.h (Garbage_collection::add_reference): New method.
4827 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4830 2010-01-11 Ian Lance Taylor <iant@google.com>
4832 * script.cc (Version_script_info::build_expression_list_lookup):
4833 Change complaing about duplicate wildcard match from error to
4836 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4838 (Version_script_info::Version_script_info): Initialize globs_,
4839 default_version_, default_is_global_, and exact_. Don't
4840 initialize globals_ or locals_.
4841 (Version_script_info::build_lookup_tables): Build local symbols
4843 (Version_script_info::unquote): New function.
4844 (Version_script_info::add_exact_match): New function.
4845 (Version_script_info::build_expression_list_lookup): Remove lookup
4846 parameter. Add is_global parameter. Change all callers. Handle
4847 wildcard pattern specially. Unquote pattern. Call
4849 (Version_script_info::get_name_to_match): New function.
4850 (Version_script_info::get_symbol_version): New function.
4851 (Version_script_info::get_symbol_version_helper): Remove.
4852 (Version_script_info::check_unmatched_names): Call unquote.
4853 * script.h (class Version_script_info): Change get_symbol_version
4854 to be non-inline and add is_global parameter; change all callers.
4855 Rewrite symbol_is_local. Update declarations. Define struct
4856 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4857 Remove globals_ and locals_ members. Add exact_, globs_,
4858 default_version_, is_global_.
4859 (Version_script_info::Glob): Remove pattern, add expression and
4860 is_global. Update constructor. Change all callers.
4861 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4863 (Versions::symbol_section_contents): If a symbol is undefined, or
4864 defined in a dynamic object, set the version index to
4866 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4868 (Symbol_table::add_from_pluginobj): Likewise.
4869 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4871 2010-01-11 Doug Kwan <dougkwan@google.com>
4873 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4874 (incremental_dump_LDADD): Add linking option for libintl.
4875 * Makefile.in: Regenerate.
4877 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4880 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4882 * testsuite/Makefile.in: Regenerated.
4884 2010-01-10 Doug Kwan <dougkwan@google.com>
4886 * options.h (DEFINE_var): Use parentheses around argument varname__
4887 in macro body to avoid any unintended subsequent substitutions.
4889 2010-01-10 Ian Lance Taylor <iant@google.com>
4891 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4892 candidates before doing symbol resolution.
4894 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4895 ODR candidates if only one is weak.
4897 2010-01-08 Ian Lance Taylor <iant@google.com>
4899 * script.cc (Version_script_info::build_expression_list_lookup):
4900 Don't warn about ambiguous version, just record the ambiguity.
4901 (Version_script_info::get_symbol_version_helper): Give error if
4902 version is ambiguous.
4904 2010-01-08 Doug Kwan <dougkwan@google.com>
4906 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4907 prev_data_size_ and prev_addralign_. Remove initializer for
4908 deleted data member has_been_changed_.
4909 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4910 to determine if the table is empty.
4911 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4913 (Stub_table::add_reloc_stub): Define method in class definition
4914 instead of just declaring it there.
4915 (Stub_table::add_cortex_a8_stub): New method definition.
4916 (Stub_table::update_data_size_and_addralign): Ditto.
4917 (Stub_table::finalize_stubs): Ditto.
4918 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4919 (Stub_table::do_addralign_): Return address alignment in the
4920 (Stub_table::do_reset_address_and_file_offset): Define method in
4921 class definition instead of declaring it there. Set current data
4922 size to be the data size of the previous pass.
4923 (Stub_table::set_final_data_size): Use current data size as the
4925 (Stub_table::relocate_stub): Change parameter type of stub from
4926 Reloc_stub pointer to Stub pointer.
4927 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4928 (Stub_table::Cortex_a8_stub_list): New typedef.
4929 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4930 Stub_table::prev_addralign_): New data member.
4931 (Arm_relobj::Arm_relobj): Initialize data member
4932 section_has_cortex_a8_workaround_.
4933 (Arm_relobj::section_has_cortex_a8_workaround,
4934 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4936 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4938 (Target_arm::relocate_stub): Change parameter type of stub from
4939 Reloc_stub pointer to Stub pointer.
4940 (Insn_template::size, Insn_template::alignment): Handle
4941 THUMB16_SPECIAL_TYPE.
4942 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4943 Stub_table::update_data_size_and_addralign,
4944 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4946 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4947 (Stub_table::do_write): Ditto.
4948 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4950 2010-01-08 Ian Lance Taylor <iant@google.com>
4953 * symtab.h (class Symbol): Remove fields is_target_special_ and
4954 has_plt_offset_. Add field is_defined_in_discarded_section_.
4955 (Symbol::is_defined_in_discarded_section): New function.
4956 (Symbol::set_is_defined_in_discarded_section): New function.
4957 (Symbol::has_plt_offset): Rewrite.
4958 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4959 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4960 Don't initialize is_target_special_ or has_plt_offset_.
4961 Initialize is_defined_in_discarded_section_.
4962 (Symbol_table::add_from_relobj): If appropriate, set
4963 is_defined_in_discarded_section.
4964 * resolve.cc (Symbol::override_base_with_special): Don't test
4965 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4966 * target-reloc.h (relocate_section): Do special handling for
4967 symbols defined in discarded sections for global symbols as well
4970 2010-01-08 Ian Lance Taylor <iant@google.com>
4972 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4973 the SHT_SYMTAB case.
4975 2010-01-08 Ian Lance Taylor <iant@google.com>
4977 * object.cc (Sized_relobj::do_layout): Don't get confused if
4978 layout_eh_frame returns NULL.
4980 2010-01-08 Ian Lance Taylor <iant@google.com>
4983 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4984 dynamic symbol table, use the normal symbol table.
4985 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4988 2010-01-08 Ian Lance Taylor <iant@google.com>
4991 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4994 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4996 * version.cc (print_version): Change to "Copyright 2010".
4998 2010-01-08 Ian Lance Taylor <iant@google.com>
5002 * i386.cc (class Target_i386): Change return type of plt_section
5004 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5005 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5006 tls_desc_rel_ field.
5007 (Output_data_plt_i386::rel_tls_desc): New function.
5008 (Target_i386::rel_tls_desc_section): New function.
5009 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5010 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5011 R_386_TLS_DESC reloc in rel_tls_desc_section.
5012 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5013 Define struct Tlsdesc_info.
5014 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5015 (Target_x86_64::do_reloc_symbol_index): New function.
5016 (Target_x86_64::add_tlsdesc_info): New function.
5017 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5018 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5020 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5022 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5023 (Target_x86_64::rela_tlsdesc_section): New function.
5024 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5026 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5027 (Target_x86_64::do_reloc_addend): New function.
5028 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5029 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5030 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5031 (Output_reloc::type): New function.
5032 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5033 (Output_reloc::is_target_specific): New function.
5034 (Output_reloc::target_arg): New function.
5035 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5036 absolute relocs and target specific relocs.
5037 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5038 add_target_specific.
5039 (class Output_data_reloc) [SHT_RELA]: Likewise.
5040 * output.cc (Output_reloc::Output_reloc): Add four new versions
5041 for absolute relocs and target specific relocs.
5042 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5043 (Output_reloc::get_symbol_index): Likewise.
5044 (Output_reloc::local_section_offset): Check that local_sym_index_
5045 is not TARGET_CODE or 0.
5046 (Output_reloc::symbol_value): Likewise.
5047 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5049 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5050 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5052 * layout.cc (add_target_dynamic_tags): Use output section for
5053 DT_PLTRELSZ and DT_JMPREL.
5055 2010-01-07 Ian Lance Taylor <iant@google.com>
5058 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5060 (class Output_data_reloc_generic): Define.
5061 (class Output_data_reloc_base): Change base class to
5062 Output_data_reloc_generic. Change add() method to call
5063 bump_relative_reloc_count for a relative reloc. Remove
5065 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5067 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5068 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5070 * layout.h (class Layout): Update declaration.
5072 2010-01-07 Ian Lance Taylor <iant@google.com>
5074 * output.h (class Output_data): Add const version of
5075 output_section and do_output_section.
5076 (class Output_section_data): Add const version of
5078 (class Output_section): Likewise.
5079 * layout.cc (Layout::add_target_dynamic_tags): New function.
5080 * layout.h (class Layout): Update declarations.
5081 * arm.cc (Target_arm::do_finalize_sections): Use
5082 add_target_dynamic_tags.
5083 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5084 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5085 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5086 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5088 2010-01-07 Ian Lance Taylor <iant@google.com>
5091 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5094 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5095 Ian Lance Taylor <iant@google.com>
5098 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5099 Xindex::read_symtab_xindex.
5101 2010-01-07 Doug Kwan <dougkwan@google.com>
5103 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5104 (Insn_template::thumb16_bcond_insn): New method declaration.
5105 (Insn_template): Fix spelling.
5106 (Stub::thumb16_special): New method declaration.
5107 (Stub::do_write): Define virtual method which was previously pure
5109 (Stub::do_thumb16_special): New method declaration.
5110 (Stub::do_fixed_endian_write): New template member.
5111 (Reloc_stub::do_write): Remove.
5112 (Reloc_stub::do_fixed_endian_write): Remove.
5113 (Cortex_a8_stub): New class definition.
5114 (Stub_factory::make_cortex_a8_stub): New method definition.
5115 (Stub_factory::Stub_factory): Add missing static storage class
5116 qualifier for elf32_arm_stub_a8_veneer_blx.
5118 2010-01-07 Ian Lance Taylor <iant@google.com>
5121 * options.h (class General_options): Add --warn-unresolved-symbols
5122 and --error-unresolved-symbols.
5123 * errors.cc (Errors::undefined_symbol): Implement
5124 --warn-unresolved-symbols.
5126 * options.h (class General_options): Add -z text and -z textoff.
5127 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5129 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5131 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5132 (Garbage_collection::cident_sections): New function.
5133 (Garbage_collection::add_cident_section): New function.
5134 (Garbage_collection::cident_sections_): New member.
5135 (gc_process_relocs): Add references to sections whose names are C
5137 * gold.h (cident_section_start_prefix): New constant.
5138 (cident_section_stop_prefix): New constant.
5139 (is_cident): New function.
5140 * layout.cc (Layout::define_section_symbols): Replace string constants
5141 with the newly defined constants.
5142 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5144 * testsuite/Makefile.am: Add gc_orphan_section_test.
5145 * testsuite/Makefile.in: Regenerate.
5146 * testsuite/gc_orphan_section_test.cc: New file.
5147 * testsuite/gc_orphan_section_test.sh: New file.
5149 2010-01-06 Ian Lance Taylor <iant@google.com>
5152 * options.h (class General_options): Add --warn-shared-textrel.
5153 * layout.cc (Layout::finish_dynamic_section): Implement
5154 --warn-shared-textrel.
5157 * options.h (class General_options): Add --warn-multiple-gp.
5159 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5161 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5162 $(THREADSLIB) and $(LIBDL).
5163 * Makefile.in: Rebuild.
5165 2010-01-06 Ian Lance Taylor <iant@google.com>
5168 * options.cc (General_options::parse_section_start): New function.
5169 (General_options::section_start): New function.
5170 (General_options::General_options): Initialize all members.
5171 * options.h: Include <map>
5172 (class General_options): Add --section-start. Add section_starts_
5174 * layout.cc (Layout::attach_allocated_section_to_segment): If
5175 --section-start was used, set the address of the segment. Remove
5176 local sort_sections.
5177 (Layout::relaxation_loop_body): If the address of the load segment
5178 has been set by --section-start, don't use it.
5179 * output.h (Output_segment::update_flags_for_output_section): New
5181 * output.cc (Output_segment::add_output_section): Call
5182 update_flags_for_output_section.
5184 2010-01-05 Ian Lance Taylor <iant@google.com>
5187 * options.h (class General_options): Add --undefined-version.
5188 * script.cc (struct Version_expression): Add was_matched_by_symbol
5190 (Version_script_info::matched_symbol): New function.
5191 (Version_script_info::get_symbol_version_helper): Call
5193 (Version_script_info::check_unmatched_names): New function.
5194 * script.h (class Version_script_info): Update declarations.
5195 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5197 * options.h (class General_options): Use DEFINE_bool_alias for
5198 allow_multiple_definition.
5199 * resolve.cc (Symbol_table::should_override): Don't test
5200 allow_multiple_definition.
5203 * options.h (class General_options): Add --cref.
5204 * main.cc (main): Print cref table if --cref. Don't close mapfile
5205 until after printing cref table.
5206 * cref.cc: Include "symtab.h".
5207 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5208 (Cref_table_compare::operator()): New function.
5209 (Cref_inputs::gather_cref): New function.
5210 (filecol): New static const.
5211 (Cref_inputs::print_cref): New function.
5212 (Cref::print_cref): New function.
5213 * cref.h: Include <cstdio>.
5214 (class Cref): Update declarations.
5215 * mapfile.h (Mapfile::file): New function.
5216 * object.h (class Object): Define Symbols. Declare virtual
5217 do_get_global_symbols.
5218 (Object::get_global_symbols): New function.
5219 * object.cc (Input_objects::add_object): Pass object to cref_ if
5221 (Input_objects::archive_start): Likewise.
5222 (Input_objects::archive_stop): Likewise.
5223 (Input_objects::print_cref): New function.
5224 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5225 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5227 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5229 * plugin.h (class Sized_pluginobj): Update declarations.
5231 2010-01-05 Ian Lance Taylor <iant@google.com>
5233 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5234 to is_default_version. Rename insdef to insdefault.
5235 (Symbol_table::add_from_relobj): Rename def to is_default_version
5236 and local to is_forced_local.
5237 (Symbol_table::add_from_pluginobj): Likewise.
5238 (Symbol_table::add_from_dynobj): Likewise.
5239 (Symbol_table::define_special_symbol): Rename insdef to
5242 2010-01-04 Ian Lance Taylor <iant@google.com>
5245 * options.h (class General_options): Add
5246 --allow-multiple-definition and -z muldefs.
5247 * resolve.cc (Symbol_table::should_override): Don't warn about a
5248 multiple symbol definition if --allow-multiple-definition or -z
5252 * options.h (class General_options): Add --add-needed and
5253 --copy-dt-needed-entries. Tweak --as-needed help entry.
5254 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5255 error if --copy-dt-needed-entries aka --add-needed is used and
5256 would cause a change in behaviour.
5259 * options.h (class General_options): Add -G as a short version of
5260 --shared. Add no-op options -assert, -g, and -i.
5262 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5264 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5265 check for .text or .gnu.linkonce.t sections.
5266 * icf.cc (Icf::find_identical_sections): Ditto.
5267 Change the detection for mangled function name within the section
5269 * icf.h (is_section_foldable_candidate): New function.
5271 2009-12-30 Ian Lance Taylor <iant@google.com>
5274 * options.h (class General_options): Permit two dashes with
5275 --retain-symbols-file.
5277 2009-12-30 Ian Lance Taylor <iant@google.com>
5280 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5281 don't put the file header and segment headers in the text
5285 * common.cc (Sort_commons::operator()): Stabilize sort when both
5287 (Symbol_table::do_allocate_commons_list): When allocating common
5288 symbols, skip a symbol which is no longer common.
5289 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5290 an object before checking its type.
5291 * testsuite/common_test_2.c: New file.
5292 * testsuite/common_test_3.c: New file.
5293 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5294 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5295 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5296 (common_test_2_pic.o, common_test_2.so): New targets.
5297 (common_test_3_pic.o, common_test_3.so): New targets.
5298 * testsuite/Makefile.in: Rebuild.
5301 * script.cc (read_input_script): If we see a new SECTIONS clause,
5302 and we have added an input section, give an error.
5303 * layout.h (class Layout): Add have_added_input_section function.
5304 Add have_added_input_section_ field.
5305 * layout.cc (Layout::Layout): Initialize
5306 have_added_input_section_.
5307 (Layout::layout): Set have_added_input_section_.
5308 (Layout::layout_eh_frame): Likewise.
5310 2009-12-30 Ian Lance Taylor <iant@google.com>
5313 * options.h (class General_options): Add --sort-common option.
5314 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5315 * common.cc (Sort_common): Add sort_order parameter to
5316 constructor. Add sort_order_ field.
5317 (Sort_commons::operator): Check sort_order_.
5318 (Symbol_table::allocate_commons): Determine the sort order.
5319 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5321 (Symbol_table::do_allocate_commons_list): Likewise.
5323 2009-12-30 Ian Lance Taylor <iant@google.com>
5326 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5327 symbols from this object, don't change the visibility of an
5329 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5331 2009-12-30 Ian Lance Taylor <iant@google.com>
5334 * script.h (class Version_script_info): Define Language enum.
5335 Update declarations. Define Glob, Exact, and Lookup types. Add
5336 new fields globals_, locals_, and is_finalized_.
5337 * script.cc: Various formatting fixes.
5338 (class Parser_closure): Change language_stack_ from a vector of
5339 std::string to one of Version_script_info::Language. Adjust all
5341 (class Lazy_demangler): Remove.
5342 (struct Version_expression): Change language from std::string to
5343 Version_script_info::Language.
5344 (Version_script_info::Version_script_info): New function.
5345 (Version_script_info::~Version_script_info): Don't call clear.
5346 (Version_script_info::finalize): New function.
5347 (Version_script_info::build_lookup_tables): New function.
5348 (Version_script_info::build_expression_list_lookup): New
5350 (Version_script_info::get_symbol_version_helper): Rewrite to use
5352 (Version_script_info::print_expression_list): Adjust to use
5353 Version_script_info::Language.
5354 (script_push_lex_into_version_mode): Check that the version script
5355 has not been finalized.
5356 (version_script_push_lang): Change language string to
5357 Version_script_info::Language.
5358 * options.cc (Command_line::version_script): New function.
5359 * options.h (class General_options): Add finalize_dynamic_list
5360 function. Change version_script from declaration to definition.
5361 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5362 * testsuite/version_script.map: Remove duplicate def of foo.
5363 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5365 * testsuite/Makefile.in: Rebuild.
5367 2009-12-30 Ian Lance Taylor <iant@google.com>
5370 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5371 if the input symbol index is 0, make the output symbol index 0.
5373 2009-12-30 Ian Lance Taylor <iant@google.com>
5376 * options.h (class General_options): Add -x/--discard-all.
5377 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5378 --discard-all. If the local symbol needs a dynamic entry, check
5379 that before handling --discard-locals.
5381 2009-12-30 Ian Lance Taylor <iant@google.com>
5384 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5386 (Output_segment::add_output_section): Don't change the flags if
5390 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5391 GNU hash table if they need a dynamic value. Otherwise, don't add
5392 them if they are defined in a dynamic object or are forced local.
5394 2009-12-29 Ian Lance Taylor <iant@google.com>
5397 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5398 .gnu.hash table for a 32-bit target.
5401 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5402 regular and a dynamic object only needs a dynamic symbol table
5403 entry if it is externally visible.
5406 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5407 constructor. Add global_offset_table_ field.
5408 (Target_i386::got_section): Set global_offset_table_.
5409 (Target_i386::do_finalize_sections): Set global_offset_table_
5411 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5412 in constructor. Add global_offset_table_ field.
5413 (Target_x86_64::got_section): Set global_offset_table_.
5414 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5417 * layout.cc (Layout::Layout): Initialize increase_relro_.
5418 (Layout::get_output_section): Add is_relro, is_last_relro, and
5419 is_first_non_relro parameters. Change all callers.
5420 (Layout::choose_output_section): Likewise.
5421 (Layout::add_output_section_data): Likewise.
5422 (Layout::make_output_section): Likewise.
5423 (Layout::set_segment_offsets): Clear increase_relro when using a
5425 * layout.h (class Layout): Add increase_relro method. Add
5426 increase_relro_ field. Update declarations.
5427 * output.cc (Output_section::Output_section): Initialize
5428 is_last_relro_ and is_first_non_relro_.
5429 (Output_segment::add_output_section): Group relro sections is
5430 do_sort is true. Handle is_last_relro and is_first_non_relro.
5431 (Output_segment::maximum_alignment): Remove relro handling.
5432 (Output_segment::set_section_addresses): Add increase_relro
5433 parameter. Change all callers. Add initial alignment to align
5434 relro sections on separate page. Remove old relro handling.
5435 (Output_segment::set_section_list_addresses): Remove in_relro
5436 parameter. Change all callers.
5437 (Output_segment::set_offset): Add increase parameter. Change all
5438 callers. Remove old relro handling.
5439 * output.h (class Output_section): Add new methods: is_last_relro,
5440 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5441 Add is_last_relro_ and is_first_non_relro_ fields.
5442 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5443 Create separate .got.plt section. Call increase_relro.
5444 * x86_64.cc (Target_x86_64::got_section): Likewise.
5445 * testsuite/relro_script_test.t: Add .got.plt.
5448 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5449 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5450 (Layout::finalize): Call set_dynamic_symbol_size.
5451 (Layout::set_dynamic_symbol_size): New function.
5452 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5453 set_dynamic_symbol_size.
5456 * output.h (class Output_section): Add is_entsize_zero_ field.
5457 * output.cc (Output_section::Output_section): Initialize
5459 (Output_section::set_entsize): If two different entsizes are
5460 requested, force it to zero.
5461 (Output_section::add_input_section): Set flags for .debug_str
5462 before updating section flags. Set entsize.
5463 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5464 and SHF_STRING if all input sections have those flags.
5466 2009-12-29 Rafael Espindola <espindola@google.com>
5468 * main.cc (main): Fix the sys time reporting.
5469 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5472 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5474 * options.cc (General_options::parse_version): Allow -v to exit
5475 without an error if there is nothing to link.
5477 2009-12-29 Ian Lance Taylor <iant@google.com>
5479 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5480 using a version of gcc before 4.1.
5481 * configure: Rebuild.
5483 2009-12-28 Chris Demetriou <cgd@google.com>
5485 * attributes.cc (Output_attributes_section_data::do_write): Use
5486 std::vector::front rather than std::vector::data.
5488 2009-12-28 Ian Lance Taylor <iant@google.com>
5490 * symtab.h (class Symbol_table): Add enum Defined.
5491 * resolve.cc (Symbol_table::should_override): Add defined
5492 parameter. Change all callers. Test whether object is NULL
5493 before calling a method on it.
5494 (Symbol_table::report_resolve_problem): Add defined parameter.
5496 (Symbol_table::should_override_with_special): Likewise.
5497 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5498 parameter. Change all callers.
5499 (Symbol_table::do_define_in_output_data): Likewise.
5500 (Symbol_table::define_in_output_segment): Likewise.
5501 (Symbol_table::do_define_in_output_segment): Likewise.
5502 (Symbol_table::define_as_constant): Likewise.
5503 (Symbol_table::do_define_as_constant): Likewise.
5504 * script.h (class Symbol_assignment): Add is_defsym parameter to
5505 constructor; change all callers.
5506 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5507 parameter. Change all callers. Add is_defsym_ field.
5508 (class Parser_closure): Add parsing_defsym parameter to
5509 constructor; change all callers. Add parsing_defsym accessor
5510 function. Add parsing_defsym_ field.
5512 2009-12-28 Ian Lance Taylor <iant@google.com>
5514 * gold.cc (queue_middle_tasks): Fix formatting.
5515 * object.cc (Relobj::is_section_name_included): Likewise.
5517 2009-12-23 Ian Lance Taylor <iant@google.com>
5519 * i386.cc (Target_i386::do_calls_non_split): Recognize
5520 -fsplit-stack prologue for a function with a static chain.
5521 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5522 -fsplit-stack prologue when using %r11.
5524 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5526 * options.cc (General_options::parse_version): Make -v continue and do
5527 the link like GNU ld does.
5529 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5531 * Makefile.am (CCFILES): Add timer.cc.
5532 (HFILES): Add timer.h.
5533 * configure.ac: Check for sysconf and times.
5534 * main.cc: include timer.h.
5535 (main): Use Timer instead of get_run_time.
5538 * workqueue.cc: include timer.h.
5539 (Workqueue::find_and_run_task):
5540 Report user, sys and wall time.
5541 * Makefile.in: Regenerate.
5542 * config.in: Regenerate.
5543 * configure: Regenerate.
5545 2009-12-16 Doug Kwan <dougkwan@google.com>
5547 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5549 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5550 relaxed input sections.
5551 * output.cc (Output_section::find_relaxed_input_section): Change
5552 return type to Output_relaxed_input_section pointer. Adjust code
5553 for new type of relaxed_input_section_map_.
5554 * output.h (Output_section::find_relaxed_input_section): Change
5555 return type to Output_relaxed_input_section pointer.
5556 (Output_section::Output_relaxed_input_section_by_input_section_map):
5558 (Output_section::relaxed_input_section_map_): Change type to
5559 Output_section::Output_relaxed_input_section_by_input_section_map.
5560 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5563 2009-12-15 Ian Lance Taylor <iant@google.com>
5565 * layout.cc (Layout::create_shstrtab): Only write out after input
5566 sections if we are compressing debug sections.
5568 2009-12-15 Ian Lance Taylor <iant@google.com>
5570 * archive.cc (Archive::add_symbols): Only look up a symbol without
5571 a version if there is, in fact, a version.
5573 2009-12-14 Ian Lance Taylor <iant@google.com>
5575 Revert -Wshadow changes, all changes from:
5576 2009-12-11 Doug Kwan <dougkwan@google.com>
5577 2009-12-11 Nick Clifton <nickc@redhat.com>
5578 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5580 2009-12-11 Doug Kwan <dougkwan@google.com>
5582 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5584 * attributes.cc (Object_attribute::size): Ditto.
5585 (Attributes_section_data::size): Ditto.
5586 (Attributes_section_data::Attributes_section_data): Ditto.
5587 (Output_attributes_section_data::do_write): Ditto.
5588 * attributes.h (Object_attribute::set_type): Ditto.
5589 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5591 2009-12-11 Nick Clifton <nickc@redhat.com>
5593 * archive.cc: Fix shadowed variable warnings.
5595 * compressed_output.cc: Likewise.
5596 * compressed_output.h: Likewise.
5597 * configure: Likewise.
5598 * dwarf_reader.cc: Likewise.
5599 * dynobj.cc: Likewise.
5600 * dynobj.h: Likewise.
5601 * ehframe.cc: Likewise.
5602 * ehframe.h: Likewise.
5603 * errors.cc: Likewise.
5604 * expression.cc: Likewise.
5605 * fileread.cc: Likewise.
5606 * fileread.h: Likewise.
5607 * freebsd.h: Likewise.
5608 * i386.cc: Likewise.
5610 * incremental.h: Likewise.
5611 * layout.cc: Likewise.
5612 * layout.h: Likewise.
5613 * mapfile.cc: Likewise.
5614 * merge.cc: Likewise.
5615 * merge.h: Likewise.
5616 * object.cc: Likewise.
5617 * object.h: Likewise.
5618 * options.h: Likewise.
5619 * output.cc: Likewise.
5620 * output.h: Likewise.
5621 * parameters.cc: Likewise.
5622 * plugin.cc: Likewise.
5623 * powerpc.cc: Likewise.
5624 * reduced_debug_output.cc: Likewise.
5625 * reduced_debug_output.h: Likewise.
5626 * reloc.cc: Likewise.
5627 * reloc.h: Likewise.
5628 * resolve.cc: Likewise.
5629 * script-sections.cc: Likewise.
5630 * script.cc: Likewise.
5631 * script.h: Likewise.
5632 * sparc.cc: Likewise.
5633 * symtab.cc: Likewise.
5634 * symtab.h: Likewise.
5635 * target-select.cc: Likewise.
5636 * target-select.h: Likewise.
5637 * token.h: Likewise.
5638 * workqueue.cc: Likewise.
5639 * workqueue.h: Likewise.
5640 * x86_64.cc: Likewise.
5642 2009-12-10 Doug Kwan <dougkwan@google.com>
5644 * arm.cc (attributes.h): New include.
5645 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5646 (Arm_relobj::~Arm_relobj): Delete object pointed by
5647 attributes_section_data_.
5648 (Arm_relobj::attributes_section_data): New method definition.
5649 (Arm_relobj::attributes_section_data_): New data member declaration.
5650 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5651 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5652 attributes_section_data_.
5653 (Arm_dynobj::attributes_section_data): New method definition.
5654 (Arm_dynobj::attributes_section_data_): New data member declaration.
5655 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5656 initialization value of may_use_blx_ to false.
5657 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5658 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5659 object attributes to compute results instead of hard-coding.
5660 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5661 Target_arm::get_secondary_compatible_arch,
5662 Target_arm::set_secondary_compatible_arch
5663 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5664 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5665 New method declarations.
5666 (Target_arm::get_aeabi_object_attribute): New method definition.
5667 (Target_arm::attributes_section_data_): New data member declaration.
5668 (read_arm_attributes_section): New template definition.
5669 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5670 (Arm_dynobj::do_read_symbols): Ditto.
5671 (Target_arm::do_finalize_sections): Merge attributes sections from
5672 input. Check for BLX use after attributes section merging.
5673 Fix __exidx_start and __exidx_end visibility. Create an
5674 .ARM.attributes section if necessary.
5675 (Target_arm::get_secondary_compatible_arch,
5676 Target_arm::set_secondary_compatible_arch,
5677 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5678 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5679 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5680 New method definitions.
5682 2009-12-09 Ian Lance Taylor <iant@google.com>
5684 * plugin.cc (Plugin::load): Don't cast from void* to a function
5687 2009-12-09 Ian Lance Taylor <iant@google.com>
5689 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5692 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5694 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5695 Replace two_file_shared_1.so with two_file_shared_2.so.
5696 * testsuite/Makefile.in: Regenerated.
5698 2009-12-08 Doug Kwan <dougkwan@google.com>
5700 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5701 (HFILES): Add attributes.h and int_encoding.h.
5702 * Makefile.in: Regenerate.
5703 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5704 function definitions to int_encoding.cc
5705 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5706 prototypes to int_encoding.h
5707 * reduced_debug_output.cc (int_encoding.h): New include.
5708 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5709 function definitions to int_encoding.cc
5710 (insert_into_vector, read_from_pointer): Move template definitions to
5712 * attributes.cc: New file.
5713 * attributes.h: New file.
5714 * int_encoding.cc: New file.
5715 * int_encoding.h: New file.
5717 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5720 * incremental-dump.cc (dump_incremental_inputs): New.
5721 (main): Use dump_incremental_inputs.
5723 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5726 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5727 checking elfcpp::STT_FUNC.
5728 (Target_i386::Relocate::relocate): Likewise.
5729 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5731 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5732 symbols from shared libraries into normal FUNC symbols.
5734 * symtab.h (Symbol): Add is_func and use it.
5736 2009-12-05 Doug Kwan <dougkwan@google.com>
5738 * arm.cc (Target_arm::arm_info): Initialize new fields
5739 attributes_section and attributes_vendor.
5740 * i386.cc (Target_i386::i386_info): Same.
5741 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5742 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5743 fields attributes_section and attributes_vendor.
5744 * sparc.cc (Target_sparc::sparc_info): Same.
5745 * target.h (Target::attributes_section, Target::attributes_vendor,
5746 Target::is_attributes_section, Target::attribute_arg_type,
5747 Target::attributes_order): New method definitions.
5748 (Target::Target_info::attributes_section,
5749 Target::Target_info::attributes_vendor): New fields.
5750 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5751 virtual method definitions.
5752 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5753 attributes_section and attributes_vendor.
5754 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5756 2009-12-05 Doug Kwan <dougkwan@google.com>
5758 * arm.cc: Update comments about interworking and stub generation.
5759 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5760 considered as non-PIC.
5761 (Arm_relocate_functions::base_abs): Fix formatting.
5762 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5763 of function to use GOT entry address instead of offset.
5764 (Target_arm::Scan::global): Issue an error if a symbol would need a
5765 PLT does not get one because it is untyped. Remove code to create
5766 dynamic symbols for relative branches.
5767 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5768 takes unsigned integer instead of boolean.
5770 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5772 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5773 (two_file_test_LDADD): Likewise.
5774 (common_test_1_LDADD): Likewise.
5775 (exception_test_LDADD) Likewise.
5776 (weak_test_LDADD): Likewise.
5777 (many_sections_test_LDADD): Likewise.
5778 (initpri1_LDADD): Likewise.
5779 (script_test_1_LDADD): Likewise.
5780 (script_test_2_LDADD): Likewise.
5781 (justsyms_LDADD): Likewise.
5782 (binary_test_LDADD): Likewise.
5783 (large_LDADD): Likewise.
5784 * testsuite/Makefile.in: Regenerated.
5786 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5788 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5789 (Symbol_table::override_with_special): Likewise.
5790 (Symbol_table::add_from_object): Likewise.
5792 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5794 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5795 Don't set the data_offset twice.
5797 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5799 * testsuite/Makefile.in: Regenerate.
5801 2009-12-03 Doug Kwan <dougkwan@google.com>
5803 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5804 (Target_arm::do_finalize_sections): Add parameter for symbol table
5805 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5806 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5807 parameter for symbol table pointer.
5808 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5809 an additional parameter for a pointer to symbol table.
5810 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5811 parameter for a symbol table pointer.
5812 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5813 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5815 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5816 parameter for a symbol table pointer.
5818 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5820 * incremental.cc (Incremental_inputs_header)
5821 (Incremental_inputs_header_write, Incremental_inputs_entry)
5822 (Incremental_inputs_entry_write): Move ...
5823 * incremental.h (Incremental_inputs_header)
5824 (Incremental_inputs_header_write, Incremental_inputs_entry)
5825 (Incremental_inputs_entry_write): here.
5827 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5829 * incremental.cc (make_sized_incremental_binary): Set the target.
5830 Error if it is incompatible.
5831 * output.h (Output_file): Add filename method.
5833 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5835 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5836 from the get_* methods.
5838 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5840 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5841 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5842 Write 0 for the data_offset of scripts.
5844 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5846 * testsuite/Makefile.am: Add the incremental_test.sh test.
5847 * testsuite/incremental_test.sh: New.
5848 * testsuite/incremental_test_1.c: New.
5849 * testsuite/incremental_test_2.c: New.
5851 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5853 * incremental-dump.cc (main): Fix typos.
5855 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5858 * incremental-dump.cc (main): Use llu to print 64 bit values.
5860 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5861 H.J. Lu <hongjiu.lu@intel.com>
5863 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5865 (incremental_dump_LDADD): Likewise.
5866 * Makefile.in: Regenerated.
5868 2009-11-25 Doug Kwan <dougkwan@google.com>
5872 2009-11-25 Doug Kwan <dougkwan@google.com>
5874 * arm.cc (Target_arm::Target_arm): Move method definition
5875 outside of class definition. Add code to handle
5876 --target1-rel, --target1-abs and --target2= options.
5877 (Target_arm::get_reloc_reloc_type): Change method to be
5878 non-static and const.
5879 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5880 New data member declaration.
5881 (Target_arm::Scan::local, Target_arm::Scan::global,
5882 Target_arm::Relocate::relocate,
5883 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5884 Adjust call to Target_arm::get_real_reloc_type.
5885 (Target_arm::get_real_reloc_type): Use command line options
5886 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5887 * options.h (--target1-rel, --target1-abs, --target2): New
5890 2009-11-25 Doug Kwan <dougkwan@google.com>
5892 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5893 class definition. Add code to handle --target1-rel, --target1-abs
5894 and --target2= options.
5895 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5897 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5899 (Target_arm::Scan::local, Target_arm::Scan::global,
5900 Target_arm::Relocate::relocate,
5901 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5902 call to Target_arm::get_real_reloc_type.
5903 (Target_arm::get_real_reloc_type): Use command line options to
5904 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5905 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5908 2009-11-25 Doug Kwan <dougkwan@google.com>
5910 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5911 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5912 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5914 (Arm_relocate_functions::thm_call): Replace body with a call to
5915 Arm_relocate_functions::thumb_branch_common.
5916 (Arm_relocate_functions::thm_jump24,
5917 Arm_relocate_functions::thm_xpc22): New method definitions.
5918 (Arm_relocate_functions::thumb_branch_common): New method definition.
5919 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5921 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5922 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5924 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5926 * Makefile.am: Build incremental-dump
5927 * Makefile.in: Regenerate.
5928 * incremental-dump.cc: New.
5929 * incremental.cc (Incremental_inputs_header_data,
5930 Incremental_inputs_entry_data): Move to incremental.h
5931 * incremental.h: (Incremental_inputs_header_data,
5932 Incremental_inputs_entry_data): Move from incremental.cc
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): Add a typedef with the data type.
5940 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5942 * incremental.cc (Incremental_inputs_header,
5943 Incremental_inputs_header_write, Incremental_inputs_entry,
5944 Incremental_inputs_entry_write): Update comment about which
5945 type has the filed descriptions.
5947 2009-11-15 Doug Kwan <dougkwan@google.com>
5949 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5950 (Arm_relocate_functions::arm_branch_common): Change method defintion
5951 in class definition to a method declaration and update list of formal
5953 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5954 Arm_relocation_functions::jump24): Adjust call to
5955 Arm_relocate_functions::arm_branch_common. Update list of formal
5957 (Arm_relocate_functions::xpc25): New method definition.
5958 (Arm_relocate_functions::arm_branch_common): Move method defintion
5959 out from class definition. Use stubs for mode-switching and extending
5961 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5962 specially. Change code to enable use of stubs in ARM branches.
5964 2009-11-10 Doug Kwan <dougkwan@google.com>
5966 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5967 in method declaration.
5968 (Target_arm::relocate_stub): New method declaration.
5969 (Target_arm::default_target): Change to return a pointer instead of
5971 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5972 Target_arm::default_target.
5973 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5975 (Target_arm::relocate_section): Adjust view.
5976 (Target_arm::relocate_stub): New method definition.
5978 2009-11-10 Doug Kwan <dougkwan@google.com>
5980 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5982 * incremental.cc (open_incremental_binary): Initialized local
5983 variables to avoid warnings.
5984 * object.cc (make_elf_object): Ditto.
5985 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5988 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5991 * testsuite/plugin_test.c: Include "config.h".
5993 2009-11-09 Doug Kwan <dougkwan@google.com>
5995 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5996 (arm_symbol_value): Remove.
5997 (Arm_relocate_functions::arm_branch_common,
5998 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5999 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6000 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6001 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6002 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6003 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6004 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6005 Arm_relocate_functions::thm_mobw_abs_nc,
6006 Arm_relocate_functions::thm_mov_abs,
6007 Arm_relocate_functions::movw_prel_nc,
6008 Arm_relocate_functions::thm_movt_abs,
6009 Arm_relocate_functions::movt_prel,
6010 Arm_relocate_functions::thm_movw_prel_nc,
6011 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6012 (Target_arm::Relocate::relocate): Only decompose address into two
6013 parts if relocation type uses the thumb-bit and pass the actual
6014 bit instead of a flag indicating that the thumb-bit is used. Adjust
6015 calls to methods in Arm_relocate_functions for this change.
6017 2009-11-08 Ian Lance Taylor <iant@google.com>
6020 * reloc.cc: Instantiate
6021 Sized_relobj::initialize_input_to_output_maps and
6022 Sized_relobj:free_input_to_output_maps.
6024 2009-11-06 Ian Lance Taylor <iant@google.com>
6027 * defstd.cc (in_segment): Set only_if_ref true for "end".
6029 2009-11-06 Doug Kwan <dougkwan@google.com>
6031 * arm.cc (class Reloc_stub): Correct a comment.
6032 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6033 (Target_arm::scan_section_for_stubs): New method declaration.
6034 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6035 Change methods from private to protected.
6036 (Target_arm::do_may_relax): New method definition.
6037 (Target_arm::do_relax, Target_arm::group_sections,
6038 Target_arm::scan_reloc_for_stub,
6039 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6040 (Target_arm::arm_input_section_map_): New data member declaration.
6041 (Target_arm::scan_reloc_for_stub,
6042 Target_arm::scan_reloc_section_for_stubs,
6043 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6044 Target_arm::do_relax): New method definitions.
6046 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6048 * configure.ac: Check for (struct stat)::st_mtim
6049 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6050 * config.in: Regenerate.
6051 * configure: Regenerate.
6053 2009-11-05 Ian Lance Taylor <iant@google.com>
6056 * output.cc (Output_segment::add_output_section): Add missing
6059 2009-11-04 Ian Lance Taylor <iant@google.com>
6062 * object.h (class Object): Add is_needed and set_is_needed
6063 methods. Add is_needed_ field. Make bool fields into bitfields.
6064 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6065 defined in a dynamic object and referenced by a regular object,
6066 set is_needed for the dynamic object.
6067 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6068 if the file is marked with as_needed and it is not needed.
6070 2009-11-04 Ian Lance Taylor <iant@google.com>
6073 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6074 tags if data is discarded by linker script.
6075 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6076 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6077 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6078 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6080 2009-11-04 Ian Lance Taylor <iant@google.com>
6082 * layout.cc (Layout::get_output_section): Add is_interp and
6083 is_dynamic_linker_section parameters. Change all callers.
6084 (Layout::choose_output_section): Likewise.
6085 (Layout::make_output_section): Likewise.
6086 (Layout::add_output_section_data): Add is_dynamic_linker_section
6087 parameter. Change all callers.
6088 * layout.h (class Layout): Update declarations.
6089 * output.h (class Output_section): Add is_interp, set_is_interp,
6090 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6091 Add is_interp_, is_dynamic_linker_section_ fields. Change
6092 generate_code_fills_at_write_ to a bitfield.
6093 * output.cc (Output_section::Output_sections): Initialize new
6095 (Output_segment::add_output_section): Add do_sort parameter.
6098 2009-11-03 Ian Lance Taylor <iant@google.com>
6101 * options.h (class General_options): Add --warn-common.
6102 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6103 merging two common symbols.
6104 (Symbol_table::should_override): Handle --warn-common when merging
6105 a common symbol with a defined symbol. Use report_resolve_problem
6106 for multiple definitions.
6107 (Symbol_table::report_resolve_problem): New function.
6108 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6110 2009-11-03 Doug Kwan <dougkwan@google.com>
6112 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6114 (Target_arm::stub_factory): New method definition.
6115 (Target_arm::new_arm_input_section,
6116 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6117 Target_arm::reloc_uses_thumb_bit): New method declarations.
6118 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6119 New type definitions.
6120 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6121 member declarations.
6122 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6123 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6124 New method definitions.
6126 2009-11-03 Ian Lance Taylor <iant@google.com>
6128 * options.h (class General_options): Add --warn_constructors.
6130 2009-11-03 Ian Lance Taylor <iant@google.com>
6133 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6134 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6136 2009-11-03 Ian Lance Taylor <iant@google.com>
6139 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6140 --msgid-bugs-address.
6141 (install-pdf): New target.
6142 (install-data_yes): Look up one directory to find mkinstalldirs.
6144 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6146 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6149 2009-10-30 Doug Kwan <dougkwan@google.com>
6151 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6153 2009-10-30 Doug Kwan <dougkwan@google.com>
6155 * arm.cc (Stub_addend_reader): New struct template definition
6156 and partial specializations.
6157 (Stub_addend_reader::operator()): New method definition for a
6158 partially specialized template.
6160 2009-10-30 Doug Kwan <dougkwan@google.com>
6162 * arm.cc (Arm_relobj::processor_specific_flags): New method
6164 (Arm_relobj::do_read_symbols): New method declaration.
6165 (Arm_relobj::processor_specific_flags_): New data member declaration.
6166 (Arm_dynobj): New class definition.
6167 (Target_arm::do_finalize_sections): Add input_objects parameter.
6168 (Target_arm::do_adjust_elf_header): New method declaration.
6169 (Target_arm::are_eabi_versions_compatible,
6170 (Target_arm::merge_processor_specific_flags): New method declaration.
6171 (Target_arm::do_make_elf_object): New overloaded method definitions
6173 (Arm_relobj::do_read_symbols): New method definition.
6174 (Arm_dynobj::do_read_symbols): Ditto.
6175 (Target_arm::do_finalize_sections): Add input_objects parameters.
6176 Merge processor-specific flags from all input objects.
6177 (Target_arm::are_eabi_versions_compatible,
6178 Target_arm::merge_processor_specific_flags,
6179 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6180 New method definitions.
6181 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6182 Input_objects pointer type parameter.
6183 * layout.cc (Layout::finalize): Pass input objects to target's.
6184 finalize_sections function.
6185 * output.cc (Output_file_header::do_sized_write): Set ELF file
6186 header's processor-specific flags.
6187 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6188 Input_objects pointer type parameter.
6189 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6190 * target.h (Input_objects): New forward class declaration.
6191 (Target::processor_specific_flags,
6192 Target::are_processor_specific_flags_sect): New method definitions.
6193 (Target::finalize_sections): Add input_objects parameter.
6194 (Target::Target): Initialize processor_specific_flags_ and
6195 are_processor_specific_flags_set_.
6196 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6198 (Target::set_processor_specific_flags): New method definition.
6199 (Target::processor_specific_flags_,
6200 Target::are_processor_specific_flags_set_): New data member
6202 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6203 Input_objects pointer type parameter.
6205 2009-10-30 Doug Kwan <dougkwan@google.com>
6207 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6209 2009-10-28 Ian Lance Taylor <iant@google.com>
6211 * object.h (class Relobj): Drop options parameter from
6212 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6213 do_scan_relocs, do_relocate. Change all callers.
6214 (class Sized_relobj): Drop options parameters from
6215 do_gc_process_relocs, do_scan_relocs, do_relocate,
6216 do_relocate_sections, relocate_sections, emit_relocs_scan,
6217 emit_relocs_scan_reltype. Change all callers.
6218 (struct Relocate_info): Remove options field and all references to
6220 * reloc.h (class Read_relocs): Remove options constructor
6221 parameter and options_ field. Change all callers.
6222 (class Gc_process_relocs, class Scan_relocs): Likewise.
6223 (class Relocate_task): Likewise.
6224 * target-reloc.h (scan_relocs): Remove options parameter. Change
6226 (scan_relocatable_relocs): Likewise.
6227 * target.h (class Sized_target): Remove options parameter from
6228 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6230 * gc.h (gc_process_relocs): Remove options parameter. Change all
6232 * arm.cc: Update functions to remove options parameters.
6233 * i386.cc: Likewise.
6234 * powerpc.cc: Likewise.
6235 * sparc.cc: Likewise.
6236 * x86_64.cc: Likewise.
6237 * testsuite/testfile.cc: Likewise.
6239 2009-10-28 Doug Kwan <dougkwan@google.com>
6241 * arm.cc (Arm_relobj): New class definition.
6242 (Arm_relobj::scan_sections_for_stubs,
6243 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6244 New method definitions.
6246 2009-10-28 Cary Coutant <ccoutant@google.com>
6248 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6249 (Plugin::cleanup_done_): New member.
6250 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6251 (Plugin_manager::cleanup_done_): Remove.
6252 (Plugin_manager::add_input_file): Edit error message.
6253 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6254 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6256 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6258 * fileread.cc: (File_read::View::~View): Use the new
6259 data_ownership_ filed.
6260 (File_read::~File_read): Dispose the new whole_file_view_.
6261 (File_read::open): Mmap the whole file if needed.
6262 (File_read::open): Use whole_file_view_ instead of contents_.
6263 (File_read::find_view): Use whole_file_view_ if applicable.
6264 (File_read::do_read): Use whole_file_view_ instead of contents_.
6265 (File_read::make_view): Use whole_file_view_ instead of contents_,
6266 update File_read::View::View call.
6267 (File_read::find_or_make_view): Update File_read::View::View
6269 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6271 (File_read::View::Data_ownership): New enum.
6272 (File_read::View::View): Replace bool mapped_ with Data_ownership
6274 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6275 (File_read::View::data_ownership_): New field.
6276 (File_read::contents_): Remove (replaced by whole_file_view_).
6277 (File_read::whole_file_view_): New field.
6278 * options.h (class General_options): Add --keep-files-mapped.
6280 2009-10-27 Cary Coutant <ccoutant@google.com>
6282 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6283 * testsuite/Makefile.am (plugin_test_5): New test case.
6284 * testsuite/Makefile.in: Regenerate.
6286 2009-10-25 Doug Kwan <dougkwan@google.com>
6288 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6289 from private to protected to allow access by child class.
6290 (Sized_relobj::do_relocate_sections): New method declaration.
6291 (Sized_relobj::relocate_sections): Virtualize.
6292 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6293 Sized_relobj::relocate_sections. Instantiate template explicitly
6294 for different target sizes and endianity.
6296 2009-10-24 Doug Kwan <dougkwan@google.com>
6298 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6299 (Arm_input_section::as_arm_input_section): New method.
6300 (Arm_output_section): New class definition.
6301 (Arm_output_section::create_stub_group,
6302 Arm_output_section::group_sections): New method definitions.
6304 2009-10-22 Doug Kwan <dougkwan@google.com>
6306 * arm.cc (Arm_input_section): New class definition.
6307 (Arm_input_section::init, Arm_input_section:do_write,
6308 Arm_input_section::set_final_data_size,
6309 Arm_input_section::do_reset_address_and_file_offset): New method
6312 2009-10-21 Doug Kwan <dougkwan@google.com>
6314 * arm.cc (Stub_table, Arm_input_section): New forward class
6316 (Stub_table): New class defintion.
6317 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6318 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6319 New method definition.
6321 2009-10-21 Doug Kwan <dougkwan@google.com>
6323 * arm.cc: Update copyright comments.
6324 (Target_arm): New forward class template declaration.
6325 (Arm_address): New type.
6326 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6327 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6328 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6330 (Insn_template): Same.
6331 (DEF_STUBS): New macro.
6332 (Stub_type): New enum type.
6333 (Stub_template): New class definition.
6336 (Stub_factory): Same.
6337 (Target_arm::Target_arm): Initialize may_use_blx_ and
6338 should_force_pic_veneer_.
6339 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6340 Target_arm::should_force_pic_veneer,
6341 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6342 Target_arm::using_thumb_only, Target_arm:;default_target): New
6344 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6345 New data member declarations.
6346 (Insn_template::size, Insn_template::alignment): New method defintions.
6347 (Stub_template::Stub_template): New method definition.
6348 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6349 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6350 (Stub_factory::Stub_factory): New method definition.
6351 * gold.h (string_hash): New template.
6352 * output.h (Input_section_specifier::hash_value): Use
6354 (Input_section_specifier::string_hash): Remove.
6355 * stringpool.cc (Stringpool_template::string_hash): Use
6358 2009-10-20 Doug Kwan <dougkwan@google.com>
6360 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6361 symbols of relaxed input sections.
6362 * output.h (Output_section::find_relaxed_input_section): Make
6365 2009-10-16 Doug Kwan <dougkwan@google.com>
6367 * dynobj.cc (Versions::Versions): Initialize version_script_.
6368 Only insert base version symbol definition for a shared object
6369 if version script defines any version versions.
6370 (Versions::define_base_version): New method definition.
6371 (Versions::add_def): Check that base version is not needed.
6372 (Versions::add_need): Define base version lazily.
6373 * dynobj.h (Versions::define_base_version): New method declaration.
6374 (Versions::needs_base_version_): New data member declaration.
6375 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6376 (check_DATA): Add no_version_test.stdout.
6377 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6379 * testsuite/Makefile.in: Regenerate.
6380 * testsuite/no_version_test.c: New file.
6381 * testsuite/no_version_test.sh: Ditto.
6383 2009-10-16 Doug Kwan <dougkwan@google.com>
6385 * expression.cc (class Segment_start_expression): New class definition.
6386 (Segment_start_expression::value): New method definition.
6387 (script_exp_function_segment_start): Return a new
6388 Segment_start_expression.
6389 * gold/script-c.h (script_saw_segment_start_expression): New function
6391 * script-sections.cc (Script_sections::Script_sections): Initialize
6392 SAW_SEGMENT_START_EXPRESSION_ to false.
6393 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6394 and -Tbbs options to specify section addresses if given in
6395 command line and no SEGMENT_START expression is seen in a script.
6396 * script-sections.h (Script_sections::saw_segment_start_expression,
6397 Script_sections::set_saw_segment_start_expression): New method
6399 (Script_sections::saw_segment_start_expression_): New data member
6401 * script.cc (script_saw_segment_start_expression): New function.
6402 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6403 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6404 script_test_7.sh and script_test_8.sh.
6405 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6406 script_test_8.stdout.
6407 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6408 (script_test_6, script_test_6.stdout, script_test_7,
6409 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6410 * Makefile.in: Regenerate.
6411 * testsuite/script_test_6.sh: New file.
6412 * testsuite/script_test_6.t: Same.
6413 * testsuite/script_test_7.sh: Same.
6414 * testsuite/script_test_7.t: Same.
6415 * testsuite/script_test_8.sh: Same.
6417 2009-10-16 Doug Kwan <dougkwan@google.com>
6419 * output.cc (Output_segment::set_section_list_address): Cast
6420 expressions to unsigned long long type to avoid format warnings.
6422 2009-10-15 Ian Lance Taylor <iant@google.com>
6424 * script.cc (Script_options::add_symbol_assignment): Always add a
6425 dot assignment to script_sections_.
6426 * script-sections.cc (Script_sections::add_dot_assignment):
6427 Initialize if necessary.
6429 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6430 program headers with no load segment if there is a linker script.
6432 * layout.cc (Layout::set_segment_offsets): Align the file offset
6433 to the segment aligment for -N or -n with no load segment.
6434 * output.cc (Output_segment::add_output_section): Don't crash if
6435 the first section is a TLS section.
6436 (Output_segment::set_section_list_addresses): Print an error
6437 message if the address moves backward in a linker script.
6438 * script-sections.cc
6439 (Output_section_element_input::set_section_addresses): Don't
6440 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6441 (Orphan_output_section::set_section_addresses): Likewise.
6443 2009-10-15 Doug Kwan <dougkwan@google.com>
6445 * layout.cc (Layout::finish_dynamic_section): Generate tags
6446 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6447 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6448 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6450 2009-10-14 Ian Lance Taylor <iant@google.com>
6452 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6454 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6455 data_shdr fields of relinfo.
6456 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6457 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6458 R_386_TLS_LDO_32, adjust based on section flags.
6459 (Target_i386::Relocate::fix_up_ldo): Remove.
6461 2009-10-13 Ian Lance Taylor <iant@google.com>
6463 Add support for -pie.
6464 * options.h (class General_options): Add -pie and
6466 (General_options::output_is_position_independent): Test -pie.
6467 (General_options::output_is_executable): Return true if not shared
6468 and not relocatable.
6469 (General_options::output_is_pie): Remove.
6470 * options.cc (General_options::finalize): Reject incompatible uses
6472 * gold.cc (queue_middle_tasks): A -pie link is not static.
6473 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6474 * symtab.cc (Symbol::final_value_is_known): Return false if
6475 output_is_position_independent.
6476 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6477 output_is_position_independent.
6478 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6479 output_is_position_independent.
6480 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6481 output_is_position_independent.
6482 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6484 (basic_pie_test.o, basic_pie_test): New targets.
6485 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6486 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6487 (two_file_pie_test): New target.
6488 * testsuite/Makefile.in: Rebuild.
6489 * README: Remove note saying that -pie is not supported.
6491 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6493 * options.h (class General_options): Add -init and -fini.
6494 * layout.cc (Layout::finish_dynamic_section): Emit
6495 given init and fini functions.
6497 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6499 * gc.h (gc_process_relocs): Check if icf is enabled using new
6501 * gold.cc (queue_initial_tasks): Likewise.
6502 (queue_middle_tasks): Likewise.
6503 * object.cc (do_layout): Likewise.
6504 * symtab.cc (is_section_folded): Likewise.
6505 * main.cc (main): Likewise.
6506 * reloc.cc (Read_relocs::run): Likewise.
6507 (Sized_relobj::do_scan_relocs): Likewise.
6508 * icf.cc (is_function_ctor_or_dtor): New function.
6509 (Icf::find_identical_sections): Check if function is ctor or dtor when
6511 * options.h (General_options::icf): Change option to be an enum.
6512 (Icf_status): New enum.
6513 (icf_enabled): New method.
6514 (icf_safe_folding): New method.
6515 (set_icf_status): New method.
6516 (icf_status_): New variable.
6517 * (options.cc) (General_options::finalize): Set icf_status_.
6518 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6519 icf_test and icf_keep_unique_test to use the --icf enum flag.
6520 * testsuite/icf_safe_test.sh: New file.
6521 * testsuite/icf_safe_test.cc: New file.
6523 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6525 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6526 includes to gc.h and icf.h.
6527 * arm.cc: Include gc.h.
6528 * gold.cc: Likewise.
6529 * i386.cc: Likewise.
6530 * powerpc.cc: Likewise.
6531 * sparc.cc: Likewise.
6532 * x86_64.cc: Likewise.
6533 * gc.h: Include icf.h.
6535 2009-10-11 Ian Lance Taylor <iant@google.com>
6537 * plugin.cc: Include "gold.h" before other header files.
6539 2009-10-10 Chris Demetriou <cgd@google.com>
6541 * options.h (Input_file_argument::Input_file_type): New enum.
6542 (Input_file_argument::is_lib_): Replace with...
6543 (Input_file_argument::type_): New member.
6544 (Input_file_argument::Input_file_argument): Take Input_file_type
6545 'type' rather than boolean 'is_lib' as second argument.
6546 (Input_file_argument::is_lib): Use type_.
6547 (Input_file_argument::is_searched_file): New function.
6548 (Input_file_argument::may_need_search): Handle is_searched_file.
6549 * options.cc (General_options::parse_library): Support -l:filename.
6550 (General_options::parse_just_symbols): Update for Input_file_argument
6552 (Command_line::process): Likewise.
6553 * archive.cc (Archive::get_file_and_offset): Likewise.
6554 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6555 * script.cc (read_script_file, script_add_file): Likewise.
6556 * fileread.cc (Input_file::Input_file): Likewise.
6557 (Input_file::will_search_for): Handle is_searched_file.
6558 (Input_file::open): Likewise.
6559 * readsyms.cc (Read_symbols::get_name): Likewise.
6560 * testsuite/Makefile.am (searched_file_test): New test.
6561 * testsuite/Makefile.in: Regenerate.
6562 * testsuite/searched_file_test.cc: New file.
6563 * testsuite/searched_file_test_lib.cc: New file.
6565 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6566 Ian Lance Taylor <iant@google.com>
6568 * descriptor.cc: Include <cstdio> and "binary-io.h".
6569 (Descriptors::open): Open the files in binary mode always.
6570 * script.cc (Lex::get_token): Treat \r as whitespace.
6572 2009-10-09 Ian Lance Taylor <iant@google.com>
6574 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6576 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6577 Ian Lance Taylor <iant@google.com>
6579 * configure.ac: Check for readv function also.
6580 * fileread.cc (readv): Define if not HAVE_READV.
6581 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6583 * config.in: Regenerate.
6584 * configure: Regenerate.
6586 2009-10-09 Doug Kwan <dougkwan@google.com>
6588 * layout.cc (Layout::make_output_section): Call target hook to make
6589 ordinary output section.
6590 (Layout::finalize): Adjust parameter list of call the
6591 Target::may_relax().
6592 * layout.h (class Layout::section_list): New method.
6593 * merge.h (Output_merge_base::entsize): Change visibility to public.
6594 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6596 (Output_merge_string::do_is_string): New method.
6597 * object.cc (Sized_relobj::do_setup): renamed from
6598 Sized_relobj::set_up.
6599 * object.h (Sized_relobj::adjust_shndx,
6600 Sized_relobj::initializ_input_to_output_maps,
6601 Sized_relobj::free_input_to_output_maps): Change visibilities to
6603 (Sized_relobj::setup): Virtualize.
6604 (Sized_relobj::do_setup): New method declaration.
6605 (Sized_relobj::invalidate_section_offset,
6606 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6607 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6608 * options.cc (parse_int): New function.
6609 * options.h (parse_int): New declaration.
6610 (DEFINE_int): New macro.
6611 (stub_group_size): New option.
6612 * output.cc (Output_section::Output_section): Initialize memebers
6613 merge_section_map_, merge_section_by_properties_map_,
6614 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6615 (Output_section::add_input_section): Handled deferred code-fill
6616 generation and remove an old comment.
6617 (Output_section::add_relaxed_input_section): New method definition.
6618 (Output_section::add_merge_input_section): Use merge section by
6619 properties map to speed to search. Update merge section maps
6621 (Output_section::build_relaxation_map): New method definition.
6622 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6624 (Output_section::relax_input_section): Renamed to
6625 Output_section::convert_input_sections_to_relaxed_sections and change
6626 interface to take a vector of pointers to relaxed sections.
6627 (Output_section::find_merge_section,
6628 Output_section::find_relaxed_input_section): New method definitions.
6629 (Output_section::is_input_address_mapped,
6630 Output_section::output_offset, Output_section::output_address):
6631 Use output section data maps to speed up searching.
6632 (Output_section::find_starting_output_address): Add comments.
6633 (Output_section::do_write,
6634 Output_section::write_to_postprocessing_buffer): Do code-fill
6635 generation as appropriate.
6636 (Output_section::get_input_sections): Invalidate relaxed input section
6638 (Output_section::restore_states): Adjust type of checkpoint .
6639 Invalidate relaxed input section map.
6640 * output.h (Output_merge_base): New class declaration.
6641 (Input_section_specifier): New class defintion.
6642 (class Output_relaxed_input_section) Change base class to
6643 Output_section_data_build.
6644 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6645 base class initializer.
6646 (Output_section::add_relaxed_input_section): New method declaration.
6647 (Output_section::Input_section): Change visibility to protected.
6648 (Output_section::Input_section::relobj,
6649 Output_section::Input_section::shndx): Handle relaxed input sections.
6650 Output_section::input_sections) Change visibility to protected. Also
6651 define overload to return a non-const pointer.
6652 (Output_section::Merge_section_properties): New class defintion.
6653 (Output_section::Merge_section_by_properties_map,
6654 Output_section::Output_section_data_by_input_section_map,
6655 Output_section::Relaxation_map): New types.
6656 (Output_section::relax_input_section): Rename method to
6657 Output_section::convert_input_sections_to_relaxed_sections and change
6658 interface to take a vector of relaxed section pointers.
6659 (Output_section::find_merge_section,
6660 Output_section::find_relaxed_input_section,
6661 Output_section::build_relaxation_map,
6662 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6663 New method declarations.
6664 (Output_section::merge_section_map_
6665 Output_section::merge_section_by_properties_map_,
6666 Output_section::relaxed_input_section_map_,
6667 Output_section::is_relaxed_input_section_map_valid_,
6668 Output_section::generate_code_fills_at_write_): New data members.
6669 * script-sections.cc
6670 (Output_section_element_input::set_section_addresses): Call
6671 current_data_size and addralign methods of relaxed input sections.
6672 (Orphan_output_section::set_section_addresses): Call current_data_size
6673 and addralign methods of relaxed input sections.
6674 * symtab.cc (Symbol_table::compute_final_value): Extract template
6675 from the body of Symbol_table::sized_finalize_symbol.
6676 (Symbol_table::sized_finalized_symbol): Call
6677 Symbol_table::compute_final_value.
6678 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6679 (Symbol_table::compute_final_value): New templated method declaration.
6680 * target.cc (Target::do_make_output_section): New method defintion.
6681 * target.h (Target::make_output_section): New method declaration.
6682 (Target::relax): Add more parameters for input objects, symbol table
6683 and layout. Adjust call to do_relax.
6684 (Target::do_make_output_section): New method declaration.
6685 (Target::do_relax): Add parameters for input objects, symbol table
6688 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6690 * pread.c: Include stdio.h.
6692 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6694 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6697 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6699 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6700 Change read_shndx type to unsigned int.
6701 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6703 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6704 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6705 Change read_shndx type to unsigned int.
6706 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6708 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6709 * layout.cc (Layout::create_symtab_sections): Cast the result of
6710 local_symcount * symsize to off_t in the gold_assert.
6712 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6714 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6715 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6717 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6718 (Arm_relocate_functions::thm_abs5): New function.
6719 (Arm_relocate_functions::abs12): New function.
6720 (Arm_relocate_functions::abs16): New function.
6721 (Arm_relocate_functions::base_abs): New function.
6722 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6723 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6724 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6726 (Scan::global): Likewise.
6727 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6728 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6729 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6730 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6733 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6735 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6736 (Arm_relocate_functions::movt_prel): New function.
6737 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6738 (Arm_relocate_functions::thm_movt_prel): New function.
6739 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6740 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6741 (Scan::global, Relocate::relocate): Likewise.
6742 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6744 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6746 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6747 Incremental_checker.
6748 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6750 (class Incremental_inputs_header): New class.
6751 (Incremental_inputs_header_writer): Edit comment.
6752 (Incremental_inputs_entry): New class.
6753 (Incremental_inputs_entry_writer): Edit comment.
6754 (Sized_incremental_binary::do_find_incremental_inputs_section):
6755 Add *strtab_shndx parameter, fill it.
6756 (Sized_incremental_binary::do_check_inputs): New method.
6757 (Incremental_checker::can_incrementally_link_output_file): Use
6758 Sized_incremental_binary::check_inputs.
6759 (Incremental_inputs::report_command_line): Save command line in
6762 (Incremental_binary::find_incremental_inputs_section): New
6764 (Incremental_binary::do_find_incremental_inputs_section): Add
6765 strtab_shndx parameter.
6766 (Incremental_binary::do_check_inputs): New pure virtual method.
6767 (Sized_incremental_binary::do_check_inputs): Declare.
6768 (Incremental_checker::Incremental_checker): Add incremental_inputs
6769 parameter, use it to initialize incremental_inputs_.
6770 (Incremental_checker::incremental_inputs_): New field.
6771 (Incremental_checker::command_line): New method.
6772 (Incremental_checker::inputs): New method.
6773 (Incremental_checker::command_line_): New field.
6775 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6777 * incremental.cc: Include <cstdarg> and "target-select.h".
6778 (vexplain_no_incremental): New function.
6779 (explain_no_incremental): New function.
6780 (Incremental_binary::error): New method.
6781 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6783 (make_sized_incremental_binary): New function.
6784 (open_incremental_binary): New function.
6785 (can_incrementally_link_file): Add checks if output is ELF and has
6787 * incremental.h: Include "elfcpp_file.h" and "output.h".
6788 (Incremental_binary): New class.
6789 (Sized_incremental_binary): New class.
6790 (open_incremental_binary): Declare.
6791 * object.cc (is_elf_object): Use
6792 elfcpp::Elf_recognizer::is_elf_file.
6793 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6794 * output.h (Output_file::filesize): New method.
6796 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6798 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6800 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6801 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6803 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6805 (Arm_relocate_functions::movw_abs_nc): New function.
6806 (Arm_relocate_functions::movt_abs): New function.
6807 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6808 (Arm_relocate_functions::thm_movt_abs): New function.
6809 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6810 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6811 (Scan::global): Likewise.
6812 (Relocate::relocate): Likewise.
6813 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6815 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6817 * arm.cc (Arm_relocate_functions::got_prel) New function.
6818 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6819 (Relocate::relocate): Likewise.
6820 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6822 2009-10-06 Ian Lance Taylor <iant@google.com>
6824 * options.h (class General_options): Define
6825 split_stack_adjust_size parameter.
6826 * object.h (class Object): Add uses_split_stack_ and
6827 has_no_split_stack_ fields. Add uses_split_stack and
6828 has_no_split_stack accessor functions. Declare
6829 handle_split_stack_section.
6830 (class Reloc_symbol_changes): Define.
6831 (class Sized_relobj): Define Function_offsets. Declare
6832 split_stack_adjust, split_stack_adjust_reltype, and
6834 * object.cc (Object::handle_split_stack_section): New function.
6835 (Sized_relobj::do_layout): Call handle_split_stack_section.
6836 * dynobj.cc (Sized_dynobj::do_layout): Call
6837 handle_split_stack_section.
6838 * reloc.cc (Sized_relobj::relocate_sections): Call
6839 split_stack_adjust for executable sections in split_stack
6840 objects. Pass reloc_map to relocate_section.
6841 (Sized_relobj::split_stack_adjust): New function.
6842 (Sized_relobj::split_stack_adjust_reltype): New function.
6843 (Sized_relobj::find_functions): New function.
6844 * target-reloc.h: Include "object.h".
6845 (relocate_section): Add reloc_symbol_changes parameter. Change
6847 * target.h (class Target): Add calls_non_split method. Declare
6848 do_calls_non_split virtual method. Declare match_view and
6850 * target.cc: Include "elfcpp.h".
6851 (Target::do_calls_non_split): New function.
6852 (Target::match_view): New function.
6853 (Target::set_view_to_nop): New function.
6854 * gold.cc (queue_middle_tasks): Give an error if mixing
6855 split-stack and non-split-stack objects with -r.
6856 * i386.cc (Target_i386::relocate_section): Add
6857 reloc_symbol_changes parameter.
6858 (Target_i386::do_calls_non_split): New function.
6859 * x86_64.cc (Target_x86_64::relocate_section): Add
6860 reloc_symbol_changes parameter.
6861 (Target_x86_64::do_calls_non_split): New function.
6862 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6864 * powerpc.cc (Target_powerpc::relocate_section): Add
6865 reloc_symbol_changes parameter.
6866 * sparc.cc (Target_sparc::relocate_section): Add
6867 reloc_symbol_changes parameter.
6868 * configure.ac: Call AM_CONDITIONAL for the default target.
6869 * configure: Rebuild.
6870 * testsuite/Makefile.am (TEST_AS): New variable.
6871 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6872 (check_DATA): Add split_i386 and split_x86_64 files.
6873 (SPLIT_DEFSYMS): Define.
6874 (split_i386_[1234n].o): New targets.
6875 (split_i386_[124]): New targets.
6876 (split_i386_[1234r].stdout): New targets.
6877 (split_x86_64_[1234n].o): New targets.
6878 (split_x86_64_[124]): New targets.
6879 (split_x86_64_[1234r].stdout): New targets.
6880 (MOSTLYCLEANFILES): Add new executables.
6881 * testsuite/split_i386.sh: New file.
6882 * testsuite/split_x86_64.sh: New file.
6883 * testsuite/split_i386_1.s: New file.
6884 * testsuite/split_i386_2.s: New file.
6885 * testsuite/split_i386_3.s: New file.
6886 * testsuite/split_i386_4.s: New file.
6887 * testsuite/split_i386_n.s: New file.
6888 * testsuite/split_x86_64_1.s: New file.
6889 * testsuite/split_x86_64_2.s: New file.
6890 * testsuite/split_x86_64_3.s: New file.
6891 * testsuite/split_x86_64_4.s: New file.
6892 * testsuite/split_x86_64_n.s: New file.
6893 * testsuite/testfile.cc (Target_test): Update relocation_section
6895 * testsuite/Makefile.in: Rebuild.
6897 2009-10-06 Ian Lance Taylor <iant@google.com>
6899 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6900 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6901 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6902 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6903 the address on ldo_addrs_.
6904 (Target_i386::Relocate::fix_up_ldo): New function.
6906 2009-10-06 Rafael Espindola <espindola@google.com>
6908 * plugin.cc (add_input_library): New.
6909 (Plugin::load): Add add_input_library to tv.
6910 (Plugin_manager::add_input_file): Add the is_lib argument.
6911 (add_input_file): Update call to Plugin_manager::add_input_file.
6912 (add_input_library): New.
6913 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6915 2009-09-30 Doug Kwan <dougkwan@google.com>
6917 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6918 symbol and call Symbol::may_need_copy_reloc to determine if
6919 a copy reloc is needed.
6920 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6921 nocopyreloc is given in command line.
6922 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6923 given in command line.
6924 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6925 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6926 of the removed Target_i386::may_need_copy_reloc.
6927 * options.h (copyreloc): New option with default value false.
6928 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6929 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6930 instead of the removed Target_powerpc::may_need_copy_reloc.
6931 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6932 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6933 instead of the removed Target_sparc::may_need_copy_reloc.
6934 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6935 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6936 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6937 instead of the removed Target_x86_64::may_need_copy_reloc.
6939 2009-09-30 Ian Lance Taylor <iant@google.com>
6941 * object.h (class Object): Remove target_ field, and target,
6942 sized_target, and set_target methods.
6943 (Object::sized_target): Remove.
6944 (class Sized_relobj): Update declarations. Remove sized_target.
6945 * object.cc (Sized_relobj::setup): Remove target parameter.
6947 (Input_objects::add_object): Don't do anything with the target.
6948 (make_elf_sized_object): Add punconfigured parameter. Change all
6949 callers. Set or test parameter target.
6950 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6952 * parameters.cc (Parameters::set_target): Change parameter type to
6954 (Parameters::default_target): Remove.
6955 (set_parameters_target): Change parameter type to be non-const.
6956 (parameters_force_valid_target): New function.
6957 (parameters_clear_target): New function.
6958 * parameters.h (class Parameters): Update declarations. Remove
6959 default_target method. Add sized_target and clear_target
6960 methods. Change target_ to be non-const.
6961 (set_parameters_target): Update declaration.
6962 (parameters_force_valid_target): Declare.
6963 (parameters_clear_target): Declare.
6964 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6965 as NULL if we aren't searching.
6966 (Add_symbols::run): Don't check for compatible target.
6967 * fileread.cc (Input_file::open_binary): Call
6968 parameters_force_valid_target.
6969 * gold.cc (queue_middle_tasks): Likewise.
6970 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6971 set_target on object.
6972 * dynobj.h (class Sized_dynobj): Update declarations.
6973 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6974 make_elf_object returns NULL.
6975 (Archive::include_member): Don't check whether object target is
6977 * output.cc (Output_section::add_input_section): Get target from
6979 (Output_section::relax_input_section): Likewise.
6980 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6982 (Sized_relobj::do_scan_relocs): Likewise.
6983 (Sized_relobj::relocate_sections): Likewise.
6984 * resolve.cc (Symbol_table::resolve): Likewise.
6985 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6986 parameter. Change all callers.
6987 (Symbol_table::add_from_object): Get target from parameters.
6988 (Symbol_table::add_from_relobj): Don't check object target.
6989 (Symbol_table::add_from_dynobj): Likewise.
6990 (Symbol_table::define_special_symbol): Get target from
6992 * symtab.h (class Symbol_table): Update declaration.
6993 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6994 parameter. Change all callers. Clear parameter target.
6995 (Binary_test): Test target here.
6996 * testsuite/object_unittest.cc (gold_testsuite): Remove
6997 target_test_pointer parameter. Change all callers.
6998 (Object_test): Test target here.
7000 2009-09-26 Ian Lance Taylor <iant@google.com>
7002 * testsuite/initpri1.c: Don't try to use constructor priorities if
7003 compiling with gcc before 4.3.
7005 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7007 * testsuite/retain_symbols_file_test.sh (check_present): Change
7008 output file name to retain_symbols_file_test.stdout.
7009 (check_absent): Likewise.
7011 2009-09-18 Craig Silverstein <csilvers@google.com>
7013 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7014 * options.cc: Include <cerrno> and <fstream>.
7015 (General_options::finalize): Parse -retain-symbols-file tag.
7016 * options.h: New flag.
7017 (General_options): New method should_retain_symbol, new
7018 variable symbols_to_retain.
7019 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7020 should_retain_symbol map.
7021 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7022 * testsuite/Makefile.in: Regenerate.
7023 * testsuite/retain_symbols_file_test.sh: New file.
7025 2009-09-18 Nick Clifton <nickc@redhat.com>
7027 * po/es.po: Updated Spanish translation.
7029 2009-09-17 Doug Kwan <dougkwan@google.com>
7031 * debug.h (DEBUG_RELAXATION): New constant.
7032 (DEBUG_ALL): Add DEBUG_RELAXATION.
7033 (debug_string_to_enum): Add relaxation debug option.
7035 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7036 Layout::Relaxation_debug_check::read_sections,
7037 Layout::Relaxation_debug_check::read_sections): New method definitions.
7038 (Layout::Layout): Initialize data members
7039 record_output_section_data_from_scrips_,
7040 script_output_section_data_list_ and relaxation_debug_check_.
7041 (Layout::save_segments, Layout::restore_segments,
7042 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7043 Layout::relaxation_loop_body): New method definitions.
7044 (Layout::finalize): Support relaxation. Move section layout code to
7045 Layout::relaxation_loop_body.
7046 (Layout::set_asection_address_from_script): Move code for orphan
7047 section placement out.
7048 (Layout::place_orphan_sections_in_script): New method definition.
7049 * layout.h (Output_segment_headers, Output_file_header):
7050 New forward class declarations.
7051 (Layout::~Layout): Define.
7052 (Layout::new_output_section_data_from_script): New method definition.
7053 (Layout::place_orphan_sections_in_script): New method declaration.
7054 (Layout::Segment_states): New type declaration.
7055 (Layout::save_segments, Layout::restore_segments,
7056 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7057 Layout::relaxation_loop_body): New method declarations.
7058 (Layout::Output_section_data_list): New type declaration.
7059 (Layout::Relaxation_debug_check): New class definition.
7060 (Layout::record_output_section_data_from_script_,
7061 Layout::script_output_section_data_list_, Layout::segment_states_,
7062 Layout::relaxation_debug_check_): New data members.
7063 * output.cc: (Output_section_headers::do_size): New method definition.
7064 (Output_section_headers::Output_section_headers): Move size
7065 computation to Output_section_headers::do_size.
7066 (Output_segment_headers::do_size): New method definition.
7067 (Output_file_header::Output_file_header): Move size computation to
7068 Output_file_header::do_size and call it.
7069 (Output_file_header::do_size): New method definition.
7070 (Output_data_group::Output_data_group): Adjust call to
7071 Output_section_data.
7072 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7073 (Output_symtab_xindex::do_write): Add array bound check.
7074 (Output_section::Input_section::print_to_mapfile): Handle
7075 RELAXED_INPUT_SECTION_CODE.
7076 (Output_section::Output_section): Initialize data member checkpoint_.
7077 (Output_section::~Output_section): Delete checkpoint object pointed
7079 (Output_section::add_input_section): Always add an Input_section if
7081 (Output_section::add_merge_input_section): Add assert.
7082 (Output_section::relax_input_section): New method definition.
7083 (Output_section::set_final_data_size): Set load address to zero for
7084 an unallocated section.
7085 (Output_section::do_address_and_file_offset_have_reset_values):
7086 New method definition.
7087 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7088 Handle relaxed input section.
7089 (Output_section::sort_attached_input_sections): Checkpoint input
7090 section list lazily.
7091 (Output_section::get_input_sections): Change type of input_sections to
7092 list of Simple_input_section pointers. Checkpoint input section list
7093 lazily. Also handle relaxed input sections.
7094 (Output_section::add_input_section_for_script): Take a reference to
7095 a Simple_input_section object instead of Relobj pointer and section
7096 index as parameter. Handle relaxed input sections.
7097 (Output_section::save_states, Output_section::restore_states): New
7099 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7100 (Output_data::is_data_size_fixed): New method definition.
7101 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7103 (Output_data::address_and_file_offset_have_reset_values): New method
7105 (Output_data::do_address_and_file_offset_have_reset_values): New method
7107 (Output_data::set_data_size): Check that data size is not fixed.
7108 (Output_data::fix_data_size): New method definition.
7109 (Output_data::is_data_size_fixed_): New data member.
7110 (Output_section_headers::set_final_data_size): New method definition.
7111 (Output_section_headers::do_size): New method declaration.
7112 (Output_segment_headers::set_final_data_size): New method definition.
7113 (Output_segment_headers::do_size): New method declaration.
7114 (Output_file_header::set_final_data_size)::New method definition.
7115 (Output_file_header::do_size)::New method declaration.
7116 (Output_section_data::Output_section_data): Add new parameter
7117 is_data_size_fixed and use it to fix data size.
7118 (Output_data_const::Output_data_const): Adjust call to base class
7119 constructor and fix data size.
7120 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7121 base class constructor and fix data size.
7122 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7123 base class constructor and fix data size.
7124 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7125 class constructor and fix data size.
7126 (Output_data_group::set_final_data_size): New method definition.
7127 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7128 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7129 class constructor and fix data size.
7130 (Output_relaxed_input_section): New class definition.
7131 (Output_section::Simple_input_section): New class definition.
7132 (Output_section::get_input_sections): Adjust parameter list.
7133 (Output_section::add_input_section_for_script): Same.
7134 (Output_section::save_states, Output_section::restore_states,
7135 Output_section::do_address_and_file_offset_have_reset_values,
7136 (Output_section::Input_section::Input_section): Handle
7137 RELAXED_INPUT_SECTION_CODE. Add new overload for
7138 Output_relaxed_input_section.
7139 (Output_section::Input_section::is_input_section,
7140 Output_section::Input_section::set_output_section): Handle relaxed
7142 (Output_section::Input_section::is_relaxed_input_section,
7143 Output_section::Input_section::output_section_data,
7144 Output_section::Input_section::relaxed_input_section): New method
7146 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7148 (Output_section::Input_section::u1_): Update comments.
7149 (Output_section::Input_section::u2_): Add new union member poris.
7150 (Output_section::Checkpoint_output_section): New classs definition.
7151 (Output_section::relax_input_section): New method declaration.
7152 (Output_section::checkpoint_): New data member.
7153 (Output_segment): Update comments.
7154 (Output_segment::Output_segment): Un-privatize copy constructor.
7155 (Output_segment::operator=): Un-privatize.
7156 * script-sections.cc (Output_section_element::Input_section_list):
7157 Change element type to Output_section::Simple_input_section.
7158 (Output_section_element_dot_assignment::set_section_addresses):
7159 Register output section data for relaxation clean up.
7160 (Output_data_exression::Output_data_expression): Adjust call to base
7161 constructor to fix data size.
7162 (Output_section_element_data::set_section_addresses): Register
7163 Output_data_expression object for relaxation clean up.
7164 (struct Input_section_info): Replace Relobj pointer and section index
7165 pair with Output_section::Simple_input_section and Convert struct to a
7167 (Input_section_sorter::operator()): Adjust access to
7168 Input_section_info data member to use accessors.
7169 (Output_section_element_input::set_section_addresses): Use layout
7170 parameter. Adjust code to use Output_section::Simple_input_section
7171 and Input_secction_info classes. Register filler for relaxation
7173 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7174 and section index pair with Output_section::Simple_input_section
7175 class. Adjust code accordingly.
7176 (Phdrs_element::release_segment): New method definition.
7177 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7179 (Script_sections::release_segments): New method definition.
7180 * gold/script-sections.h (Script_sections::release_segments): New
7182 * gold/target.h (Target::may_relax, Target::relax,
7183 Target::do_may_relax, Target::do_relax): New method definitions.
7185 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7187 * arm.cc (has_signed_unsigned_overflow): New function.
7188 (Arm_relocate_functions::abs8): New function.
7189 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7190 (Target_arm::Scan::global): Likewise.
7191 (Target_arm::relocate::relocate): Likewise.
7192 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7195 2009-09-16 Cary Coutant <ccoutant@google.com>
7197 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7198 * testsuite/Makefile.in: Regenerate.
7200 2009-09-11 Nick Clifton <nickc@redhat.com>
7202 * po/gold.pot: Updated by the Translation project.
7204 2009-09-08 Cary Coutant <ccoutant@google.com>
7206 * output.cc (Output_file::open): Add execute permission to empty file.
7207 * testsuite/Makefile.am (permission_test): New test.
7208 * testsuite/Makefile.in: Regenerate.
7210 2009-09-02 Ian Lance Taylor <iant@google.com>
7212 * output.cc (Output_file::resize): Call map_no_anonymous rather
7215 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7217 * gold.cc: Include "incremental.h".
7218 (queue_initial_tasks): Call Incremental_checker methods.
7219 * incremental.cc: Include "output.h".
7220 (Incremental_checker::can_incrementally_link_output_file): New
7222 * incremental.h (Incremental_checker): New class.
7224 * output.cc (Output_file::open_for_modification): New method.
7225 (Output_file::map_anonymous): Changed return type to bool. Record
7227 (Output_file::map_no_anonymous): New method, broken out of map.
7228 (Output_file::map): Use map_no_anonymous and map_anonymous.
7229 * output.h (class Output_file): Update declarations.
7231 2009-08-24 Cary Coutant <ccoutant@google.com>
7233 * options.h (Command_line::Pre_options): New class.
7234 (Command_line::pre_options): New member.
7235 * options.cc (gold::options::ready_to_register): New variable.
7236 (One_option::register_option): Do nothing if not registering options.
7237 Assert if same short option registered twice.
7238 (General_options::General_options): Turn off option registration when
7240 (Command_line::Pre_options::Pre_options): New constructor.
7242 2009-08-24 Cary Coutant <ccoutant@google.com>
7244 * options.h (General_options::no_keep_memory): Remove incorrect
7247 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7249 * Makefile.am (am__skiplex, am__skipyacc): New.
7250 * Makefile.in: Regenerate.
7252 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7254 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7255 (INCLUDES): ... this.
7256 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7257 (AM_CPPFLAGS): Renamed from ...
7258 (INCLUDE): ... this.
7259 * Makefile.in, testsuite/Makefile.in: Regenerate.
7261 * Makefile.in: Regenerate.
7262 * aclocal.m4: Likewise.
7263 * config.in: Likewise.
7264 * configure: Likewise.
7265 * testsuite/Makefile.in: Likewise.
7267 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7268 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7269 * Makefile.in: Regenerate.
7270 * testsuite/Makefile.in: Regenerate.
7272 2009-08-19 Cary Coutant <ccoutant@google.com>
7274 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7275 symbols in shared libraries overridden by hidden or internal symbols
7276 in the main program.
7278 2009-08-19 Chris Demetriou <cgd@google.com>
7280 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7281 checking source file names in error messages.
7283 2009-08-18 Doug Kwan <dougkwan@google.com>
7285 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7286 an elcpp::Ehdr as parameter. Adjust call to set_target.
7287 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7288 an elfcpp::Ehdr as parameter.
7289 * object.cc (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. Adjust call to set_target.
7293 (make_elf_sized_object): Find target and ask target to
7295 * object.h: (Object::set_target): Remove the version that looks up
7296 a target and sets it.
7297 (Sized_relobj::setup): Take a Target object instead of
7298 an elfcpp:Ehdr as parameter.
7299 * target.cc: Include dynobj.h.
7300 (Target::do_make_elf_object_implementation): New.
7301 (Target::do_make_elf_object): New.
7302 * target.h (Target::make_elf_object): New template declaration.
7303 (Target::do_make_elf_object): New method declarations.
7304 (Target::do_make_elf_object_implementation): New template declaration.
7306 2009-08-14 Ian Lance Taylor <iant@google.com>
7308 * gold.h (FUNCTION_NAME): Define.
7309 (gold_unreachable): Use FUNCTION_NAME.
7311 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7313 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7314 symbol in the --keep-unique list is not found.
7316 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7318 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7319 been maked as --keep-unique.
7320 (Icf::unfold_section): New function.
7321 * icf.h (Icf::unfold_section): New function.
7322 * options.h (General_options::keep_unique): New option.
7323 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7324 * testsuite/Makefile.in: Regenerate.
7325 * testsuite/icf_keep_unique_test.sh: New file.
7326 * testsuite/icf_keep_unique_test.cc: New file.
7328 2009-08-12 Cary Coutant <ccoutant@google.com>
7331 * resolve.cc (Symbol_table::resolve): Check for references from
7332 dynamic objects to hidden and internal symbols.
7333 * testsuite/Makefile.am (hidden_test.sh): New test.
7334 * testsuite/Makefile.in: Regenerate.
7335 * testsuite/hidden_test.sh: New script.
7336 * testsuite/hidden_test_1.c: New test source.
7337 * testsuite/hidden_test_main.c: New test source.
7339 2009-08-11 Doug Kwan <dougkwan@google.com>
7341 * arm.cc: Update comments.
7342 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7343 segment to locate the .ARM.exidx section if present.
7345 2009-08-09 Doug Kwan <dougkwan@google.com>
7347 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7350 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7351 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7354 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7356 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7357 valid tls_segment only for non-debug-section relocations.
7358 * testsuite/Makefile.am: Add gc_tls_test.
7359 * testsuite/Makefile.in: Regenerate.
7360 * testsuite/gc_tls_test.cc: New file.
7361 * testsuite/gc_tls_test.sh: New file.
7363 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7367 * Makefile.am (CCFILES): Add icf.cc.
7369 * Makefile.in: Regenerate.
7370 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7371 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7372 section, symbol and addend information for the relocs.
7373 * gold.cc (queue_middle_tasks): Call identical code folding.
7374 * gold.h: Add defines for multimap.
7375 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7376 to the call of finalize_local_symbols.
7377 * main.cc (main): Create object of class Icf.
7378 * object.cc (Sized_relobj::do_layout): Allow this function to be
7379 called twice during icf.
7380 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7381 to sections marked as identical by icf.
7382 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7384 (Sized_relobj::do_section_entsize): New function.
7385 * object.h (Object::section_entsize): New function.
7386 (Object::do_section_entsize): New pure virtual function.
7387 (Relobj::finalize_local_symbols): Add new parameter.
7388 (Relobj::do_section_entsize): New function.
7389 * options.h (General_options::icf): New option.
7390 (General_options::icf_iterations): New option.
7391 (General_options::print_icf_sections): New option.
7392 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7393 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7394 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7396 * symtab.cc (Symbol_table::is_section_folded): New function.
7397 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7398 to sections marked as identical by icf.
7399 * symtab.h (Symbol_table::set_icf): New function.
7400 (Symbol_table::icf): New function.
7401 (Symbol_table::is_section_folded): New function.
7402 (Symbol_table::icf_): New data member.
7403 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7404 * testsuite/Makefile.am: Add commands to build icf_test.
7405 * testsuite/Makefile.in: Regenerate.
7406 * testsuite/icf_test.sh: New file.
7407 * testsuite/icf_test.cc: New file.
7409 2009-07-24 Chris Demetriou <cgd@google.com>
7411 * layout.cc (is_compressible_debug_section): Fix incorrect
7412 comment about compressed section names.
7414 2009-07-20 Ian Lance Taylor <ian@airs.com>
7417 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7419 2009-07-16 Ian Lance Taylor <iant@google.com>
7422 * layout.h: #include <map>.
7423 (class Kept_section): Change from struct to class. Add accessors
7424 and setters. Add section size to Comdat_group mapping. Change
7425 Comdat_group to std::map. Add is_comdat_ field. Add
7426 linkonce_size field in union.
7427 (class Layout): Update declaration of find_or_add_kept_section.
7428 Don't declare find_kept_object.
7429 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7430 parameter. Add object, shndx, is_comdat, and is_group_name
7431 parameters. Change all callers. Adjust for new Kept_section.
7432 (Layout::find_kept_object): Remove.
7433 * object.cc (Sized_relobj::include_section_group): Update use of
7434 Kept_section. Rename secnum to shndx. Only record
7435 Kept_comdat_section if sections are the same size.
7436 (Sized_relobj::include_linkonce_section): Update use of
7437 Kept_section. Only record Kept_comdat_section if sections are the
7438 same size. Set size of linkonce section.
7439 (Sized_relobj::map_to_kept_section): Update call to
7440 get_kept_comdat_section.
7441 * object.h (class Sized_relobj): Rename fields in
7442 Kept_comdat_section to drop trailing underscores; change object
7443 field to Relobj*. Change Kept_comdat_section_table to store
7444 struct rather than pointer.
7445 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7446 Add kept_object and kept_shndx parameters. Change all callers.
7447 (Sized_relobj::get_kept_comdat_section): Change return type to
7448 bool. Add kept_object and kept_shndx parameters. Change all
7450 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7451 Layout::find_or_add_kept_section.
7453 2009-07-09 Ian Lance Taylor <iant@google.com>
7455 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7456 Reserve space in the hash table.
7458 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7460 * fileread.cc (File_read::get_mtime): New method.
7461 * fileread.h (Timespec): New structure.
7462 (File_read::get_mtime): New method.
7463 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7464 Renamed from timestamp_nsec.
7465 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7467 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7469 (Incremental_inputs::report_archive): Save mtime; style fix.
7470 (Incremental_inputs::report_obejct): Save mtime; style fix.
7471 (Incremental_inputs::report_script): Save mtime; style fix.
7472 (Incremental_inputs::finalize_inputs): Style fix.
7473 (Incremental_inputs::finalize): Style fix.
7474 (Incremental_inputs::create_input_section_data): Store inputs
7476 * incremental.h (Incremental_inputs::report_script): Add mtime
7478 (Incremental_inputs::Input_info::Input_info): Intialize only one
7480 (Incremental_inputs::Input_info::archive): Move to nameless
7482 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7483 (Incremental_inputs::Input_info::script): Move to nameless union.
7484 (Incremental_inputs::mtime): New field.
7485 * script.cc (read_input_script): Pass file mtime to
7487 * script.h (Script_info::inputs): Style fix.
7489 2009-07-01 Ian Lance Taylor <ian@airs.com>
7491 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7494 2009-06-24 Ian Lance Taylor <iant@google.com>
7497 * layout.cc (Layout::choose_output_section): If we find an
7498 existing section, update the flags.
7499 (Layout::create_notes): New function, broken out of
7501 (Layout::finalize): Don't create note sections.
7502 (Layout::create_note): Don't crash if linker script discards
7504 (Layout::create_gold_note): Likewise.
7505 (Layout::create_build_id): Likewise. Don't set
7506 after_input_sections on the section.
7507 (Layout::create_executable_stack_info): Remove target parameter.
7509 * layout.h (class Layout): Declare create_notes. Update
7510 declaration of create_executable_stack_info.
7511 * gold.cc (queue_middle_tasks): Call create_notes.
7512 * output.cc (Output_section::update_flags_for_input_section): Move
7513 here from output.h. If SHF_ALLOC flag is newly set, mark address
7515 * output.h (Output_data::mark_address_invalid): New function.
7516 (class Output_section): Only declare, not define,
7517 update_flags_for_input_section. Remove set_flags.
7519 2009-06-24 Ian Lance Taylor <iant@google.com>
7521 * script-sections.cc (Output_section_definition::
7522 set_section_addresses): Rename shadowing local load_address to
7525 2009-06-24 Ian Lance Taylor <iant@google.com>
7528 * reloc.cc (relocate_sections): Skip empty relocation sections.
7530 2009-06-23 Ian Lance Taylor <iant@google.com>
7533 * layout.cc (Layout::create_note): Use choose_output_section
7534 rather than make_output_section.
7536 2009-06-23 Ian Lance Taylor <iant@google.com>
7539 * options.cc (General_options::parse_V): Set printed_version_.
7540 (General_options::General_options): Initialize printed_version_.
7541 * options.h (class General_options): Add printed_version_ field.
7542 * gold.cc (queue_initial_tasks): If there are no input files,
7543 don't give a fatal error if we printed the version information.
7544 (queue_middle_tasks): If using -r with a shared object, give a
7545 fatal error rather than an ordinary error.
7547 2009-06-23 Ian Lance Taylor <iant@google.com>
7550 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7551 (Layout::make_output_section): Set have_stabstr_section_ if we see
7552 a .stab*str section.
7553 (Layout::finalize): Call link_stabs_sections.
7554 (Layout::link_stabs_sections): New file.
7555 * layout.h (class Layout): Add have_stabstr_section_ field.
7556 Declare link_stabs_sections.
7558 2009-06-23 Doug Kwan <dougkwan@google.com>
7560 * Makefile.am (libgold_a_LIBADD): New.
7561 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7562 * Makefile.in: Regenerate.
7563 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7564 * configure: Regenerate.
7565 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7566 * fileread.cc: Include sys/state.h
7567 * gold.h: Declare memmem and strndup if found missing.
7568 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7570 2009-06-23 Ian Lance Taylor <iant@google.com>
7572 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7573 * configure: Rebuild.
7575 2009-06-23 Ian Lance Taylor <iant@google.com>
7578 * object.cc (Object::section_contents): Don't try to get a view if
7579 the section has length zero.
7580 (Object::handle_gnu_warning_section): If the section is empty, use
7581 the name of the section as the warning.
7583 2009-06-23 Ian Lance Taylor <iant@google.com>
7586 * stringpool.h (class Stringpool_template): Add optimize_ field.
7587 (Stringpool_template::set_optimize): New function.
7588 * stringpool.cc (Stringpool_template::Stringpool_template):
7589 Initialize optimize_ field.
7590 (Stringpool_template::set_string_offsets): Test local optimize
7591 fild rather than parameter.
7592 * layout.cc (Layout::Layout): Call set_optimize on the section
7595 2009-06-22 Ian Lance Taylor <iant@google.com>
7598 * yyscript.y: Parse TARGET.
7599 * script.cc (script_set_target): New function.
7600 * script-c.h (script_set_target): Declare.
7601 * options.cc (General_options::string_to_object_format): Rename
7602 from string_to_object_format in anonymous namespace. Change
7604 * options.h (class General_options): Declare
7605 string_to_object_format.
7607 2009-06-22 Ian Lance Taylor <iant@google.com>
7609 * script-sections.cc (Script_sections::create_segments): Don't put
7610 program headers in a PT_LOAD segment if -n or -N.
7612 2009-06-22 Ian Lance Taylor <iant@google.com>
7615 * options.h (class General_options): Add -z lazy and -z now. Sort
7616 -z options into alphabetical order.
7617 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7619 2009-06-21 Ian Lance Taylor <iant@google.com>
7621 * layout.cc (Layout::make_output_section): Call
7622 Target::new_output_section.
7623 (Layout::attach_allocated_section_to_segment): Put large section
7624 sections in a separate load segment with the large segment flag
7626 (Layout::segment_precedes): Sort large data segments after other
7628 (align_file_offset): New static function.
7629 (Layout::set_segment_offsets): Use align_file_offset.
7630 * output.h (class Output_section): Add is_small_section_ and
7631 is_large_section_ fields.
7632 (Output_section::is_small_section): New function.
7633 (Output_section::set_is_small_section): New function.
7634 (Output_section::is_large_section): New function.
7635 (Output_section::set_is_large_section): New function.
7636 (Output_section::is_large_data_section): New function.
7637 (class Output_segment): Add is_large_data_segment_ field.
7638 (Output_segment::is_large_data_segment): New function.
7639 (Output_segment::set_is_large_data_segment): New function.
7640 * output.cc (Output_section::Output_section): Initialize new
7642 (Output_segment::Output_segment): Likewise.
7643 (Output_segment::add_output_section): Add assertion that large
7644 data sections always go in large data segments. Force small data
7645 sections to the end of the list of data sections. Force small BSS
7646 sections to the start of the list of BSS sections. For large BSS
7647 sections to the end of the list of BSS sections.
7648 * symtab.h (class Symbol): Declare is_common_shndx.
7649 (Symbol::is_defined): Check Symbol::is_common_shndx.
7650 (Symbol::is_common): Likewise.
7651 (class Symbol_table): Define enum Commons_section_type. Update
7652 declarations. Add small_commons_ and large_commons_ fields.
7653 * symtab.cc (Symbol::is_common_shndx): New function.
7654 (Symbol_table::Symbol_table): Initialize new fields.
7655 (Symbol_table::add_from_object): Put small and large common
7656 symbols in the right list.
7657 (Symbol_table::sized_finalized_symbol): Check
7658 Symbol::is_common_shndx.
7659 (Symbol_table::sized_write_globals): Likewise.
7660 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7661 common symbol lists. Don't call do_allocate_commons_list if the
7663 (Symbol_table::do_allocate_commons_list): Remove is_tls
7664 parameter. Add comons_section_type parameter. Change all
7665 callers. Handle small and large common symbols.
7666 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7667 Symbol::is_common_shndx.
7668 * resolve.cc (symbol_to_bits): Likewise.
7669 * target.h (Target::small_common_shndx): New function.
7670 (Target::small_common_section_flags): New function.
7671 (Target::large_common_shndx): New function.
7672 (Target::large_common_section_flags): New function.
7673 (Target::new_output_section): New function.
7674 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7675 small_common_section_flags, and large_common_section_flags
7677 (Target::do_new_output_section): New virtual function.
7678 * arm.cc (Target_arm::arm_info): Initialize new fields.
7679 * i386.cc (Target_i386::i386_info): Likewise.
7680 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7682 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7683 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7684 (Target_x86_64::do_new_output_section): New function.
7685 * configure.ac: Define conditional MCMODEL_MEDIUM.
7686 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7687 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7688 (large_LDFLAGS): Define.
7689 * testsuite/large.c: New file.
7690 * testsuite/testfile.cc (Target_test::test_target_info):
7691 Initialize new fields.
7692 * configure, testsuite/Makefile.in: Rebuild.
7694 2009-06-05 Doug Kwan <dougkwan@google.com>
7696 * Makefile.am (CCFILES): Add target.cc.
7697 * Makefile.in: Regenerate.
7698 * i386.cc (class Target_i386): Define new virtual method to
7699 override do_is_local_label_name in parent.
7700 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7701 local symbols if --discard-locals or -X is given.
7702 * options.h (class General_options): Declare new options
7703 '--discard-locals' and '-X' for discarding locals.
7704 * target.h (class Target): Define new methods is_local_label_name.
7705 Declare new virtual method do_is_local_label_name.
7706 * target.cc: New file.
7707 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7708 (check_SCRIPTS): Add discard_locals_test.sh.
7709 (check_DATA): Add discard_local_tests.syms.
7710 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7711 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7712 * testsuite/Makefile.in: Regenerate.
7713 * testsuite/discard_locals_test.c: New file.
7714 * testsuite/discard_locals_test.sh: Same.
7716 2009-06-05 Doug Kwan <dougkwan@google.com>
7718 * object.cc (Sized_relobj::Sized_relobj): Initialize
7719 discarded_eh_frame_shndx_ to -1U.
7720 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7722 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7723 a discarded .eh_frame section.
7724 (Sized_relobj::do_finalize_local_symbols): Ditto.
7725 * object.h (class Sized_relobj): Declare new member
7726 discarded_eh_frame_shndx_.
7727 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7728 (local_labels_test.o, local_labels_test): New rules.
7729 * testsuite/Makefile.in: Regenerate.
7731 2009-06-04 Doug Kwan <dougkwan@google.com>
7733 * layout.cc (Layout::section_name_mapping): Add mapping for
7734 special ARM sections.
7736 2009-06-03 Doug Kwan <dougkwan@google.com>
7738 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7739 (utils::has_overflow): Same.
7741 2009-06-03 Ian Lance Taylor <iant@google.com>
7743 * layout.cc (Layout::section_name_mapping): New array, replacing
7744 Layout::linkonce_mapping.
7745 (Layout::section_name_mapping_count): New variable, replacing
7746 Layout::linkonce_mapping_count.
7747 (Layout::linkonce_output_name): Remove.
7748 (Layout::output_section_name): Rewrite.
7749 * layout.h (class Layout): Rename Linkonce_mapping to
7750 Section_name_mapping, linkonce_mapping to section_name_mapping,
7751 linkonce_mapping_count to section_name_mapping_count. Don't
7752 declare linkonce_output_name.
7754 2009-06-03 Doug Kwan <dougkwan@google.com>
7756 * gold/arm.cc (namespace utils): New.
7757 (Target_arm::reloc_is_non_pic): Define new method.
7758 (class Arm_relocate_functions): New.
7759 (Target_arm::Relocate::relocate): Handle relocation types used by
7762 2009-06-03 Ian Lance Taylor <iant@google.com>
7764 * arm.cc (Target_arm::scan::global): Use || instead of |.
7766 2009-06-02 Doug Kwan <dougkwan@google.com>
7768 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7769 issued_non_pic_error_.
7770 (class Target_arm::Scan): Declare new method check_non_pic.
7771 Define new method symbol_needs_plt_entry.
7772 Declare new data member issued_non_pic_error_.
7773 (class Target_arm::Relocate): Declare new method
7774 should_apply_static_reloc.
7775 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7776 (Target_arm::Scan::check_non_pic): Define new method.
7777 (Target_arm::Scan::local): Handle a small subset of reloc types used
7779 (Target_arm::Scan::local): Same.
7780 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7782 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7784 * incremental.cc (Incremental_inputs::report_command_line): Filter
7785 out --incremental-* options.
7787 2009-05-29 Doug Kwan <dougkwan@google.com>
7789 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7791 (class Target_arm): Update comment.
7792 (Target_arm::Target_arm): Initialize new data members GOT_,
7793 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7794 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7795 and Target_arm::rel_dyn_section.
7796 Declare new_enum Target_arm::Got_type.
7797 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7799 Update commments for member do_dynsym_value.
7800 (Target_arm::got_size, Target_arm::plt_section,
7801 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7802 new methods inside class defintion.
7803 (Target_arm::got_section): Define new method.
7804 (Target_arm::rel_dyn_section): Same.
7805 (Output_data_plt_arm): New template class.
7806 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7807 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7808 (Output_data_plt_arm::add_entry): Same.
7809 (Output_data_plt_arm::first_plt_entry): Define new
7810 static data member for PLT instruction template.
7811 (Output_data_plt_arm::plt_entry): Same.
7812 (Output_data_plt_arm::do_write): Define new method.
7813 (Target_arm::make_plt_entry): Same.
7814 (Target_arm::do_finalize_sections): Same.
7815 (Target_arm::do_dynsym_value): Same.
7817 2009-05-28 Doug Kwan <dougkwan@google.com>
7819 * Makefile.am (TARGETSOURCES): Add arm.cc.
7820 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7821 * Makefile.in: Regenerate.
7823 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7825 2009-05-26 Doug Kwan <dougkwan@google.com>
7827 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7828 (General_options::check_excluded_libs): Strip off directories in
7829 archive name before matching like GNU ld does.
7830 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7831 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7832 (exclude_libs_test_LDFLAGS): Add linker option
7833 -Wl,--exclude-libs,libexclude_libs_test_3
7834 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7835 an explicit archive without using -l.
7836 (alt/libexclude_libs_test_3.a): New make rule.
7837 * testsuite/Makefile.in: Regenerate.
7838 * testsuite/exclude_libs_test.c : Declare lib3_default().
7840 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7841 * exclude_libs_test_3.c: New file.
7843 2009-05-26 Nick Clifton <nickc@redhat.com>
7845 * po/id.po: New Indonesian translation.
7846 * po/gold.pot: Updated template file.
7848 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7850 * testsuite/Makefile.am: Add -ffunction-sections to compile
7851 gc_comdat_test files. Add -Wl,--gc-sections to build
7853 * testsuite/Makefile.in: Regenerate.
7854 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7856 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7858 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7859 kept comdat section was garbage collected.
7860 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7861 * testsuite/Makefile.in: Regenerate.
7862 * testsuite/gc_comdat_test.sh: New file.
7863 * testsuite/gc_comdat_test_1.cc: New file.
7864 * testsuite/gc_comdat_test_2.cc: New file.
7866 2009-05-19 Doug Kwan <dougkwan@google.com>
7868 * archive.cc (Archive::Archive): Move constructor from archive.h
7869 to here. Initialize no_export_.
7870 (Archive::get_elf_object_for_member): Set no_export flag of object.
7871 * archive.h (Archive::Archive): Move constructor body to
7873 (Archive::no_export): New method.
7874 (Archive::no_export_): New field.
7875 * object.h (Object::Object): Initialize no_export_ to false.
7876 (Object::no_export, Object::set_no_export): New methods.
7877 (Object::no_export_): New field.
7878 * options.cc (General_options::parse_exclude_libs): New method.
7879 (General_options::check_excluded_libs) Same.
7880 * options.h (exclude_libs): New option.
7881 (General_options::check_excluded_libs): New method declaration.
7882 (General_options::excluded_libs_): New field.
7883 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7884 default or protected visibility if an object has no-export flag set.
7885 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7886 (check_SCRIPTS): Add exclude_libs_test.sh.
7887 (check_DATA): Add exclude_libs_test.syms.
7888 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7889 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7890 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7891 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7892 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7893 libexclude_libs_test_2.a): New rules.
7894 * testsuite/Makefile.in: Regenerate.
7895 * testsuite/exclude_libs_test.c: New file.
7896 * testsuite/exclude_libs_test.sh: Ditto.
7897 * testsuite/exclude_libs_test_1.c: Ditto.
7898 * testsuite/exclude_libs_test_2.c: Ditto.
7900 2009-05-15 Ian Lance Taylor <iant@google.com>
7902 * configure.ac: Check for declarations for cases where libiberty.h
7903 checks HAVE_DECL_xxx.
7904 * configure, config.in: Rebuild.
7906 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7908 * gold.h (Incremental_argument_list): Remove (invalid) forward
7910 * incremental.cc (Incremental_inputs::report_achive): New method.
7911 (Incremental_inputs::report_object): New method.
7912 (Incremental_inputs::report_script): New method.
7913 (Incremental_inputs::finalize_inputs): New method.
7914 (Incremental_inputs::finalize): Call finalize_inputs().
7915 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7916 Create inputs entries.
7917 * incremental.h (Incremental_input_type): New enum.
7918 (Incremental_inputs::Incremental_input): Initialize new fields.
7919 (Incremental_inputs::report_inputs): New method.
7920 (Incremental_inputs::report_achive): New method.
7921 (Incremental_inputs::report_object): New method.
7922 (Incremental_inputs::report_script): New method.
7923 (Incremental_inputs::finalize_inputs): New method.
7924 (Incremental_inputs::Input_info): New struct.
7925 (Incremental_inputs::Input_info_map): New typedef.
7926 (Incremental_inputs::lock_): New field.
7927 (Incremental_inputs::Inputs_): New field.
7928 (Incremental_inputs::Inputs_map): New field.
7929 * main.cc (main): Call Incremental_input::report_inputs.
7930 * options.h (Input_argument_list): Typedef moved from
7932 (Input_file_group::Files): Remove, use ::Input_argument_list.
7933 (Input_file_group::Input_argument_list): Remove, use
7934 ::Input_argument_list.
7935 * plugin.cc (Plugin_manager::add_input_file): Add error in
7937 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7939 * script.cc (read_input_script): Call
7940 Incremental_input::report_script.
7941 * script.h (Script_info): New class.
7943 2009-04-27 Ian Lance Taylor <iant@google.com>
7945 * x86_64.cc (do_adjust_output_section): Set entsize to
7948 2009-04-23 Elliott Hughes <enh@google.com>
7950 * output.cc (Output_file::close): After short writes, continue
7951 writing from the correct offset in the buffer being written.
7953 2009-04-23 Chris Demetriou <cgd@google.com>
7955 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7956 * configure: Regenerate.
7957 * config.in: Regenerate.
7958 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7959 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7961 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7963 * incremental.cc (Incremental_inputs_header_data): Renamed from
7964 Incremental_input_header_data.
7965 (Incremental_inputs_header_data::data_size): New field.
7966 (Incremental_inputs_header_data::put_input_file_count): Renamed
7967 from input_file_count.
7968 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7969 from command_line_offset.
7970 (Incremental_inputs_header_data::put_reserved): Renamed from
7972 (Incremental_inputs_entry_data): Renamed from
7973 Incremental_input_entry_data.
7974 (Incremental_inputs_entry_data::data_size): New field.
7975 (Incremental_inputs::report_command_line): New method.
7976 (Incremental_inputs::finalize): New method.
7977 (Incremental_inputs::create_incremental_inputs_data): New method.
7978 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7979 * incremental.h: New file.
7980 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7981 (Layout::finalize): Create incremental inputs section in
7983 (Layout::create_incremental_info_sections): New method.
7984 * layout.h (Layout::incremental_inputs): New method.
7985 (Layout::create_incremental_info_sections): New method.
7986 (Layout::incremental_inputs_): New field.
7987 * main.cc (main): Notify Incremental_input of the command line.
7989 2009-04-01 Ian Lance Taylor <iant@google.com>
7990 Mikolaj Zalewski <mikolajz@google.com>
7992 * gold.h (reserve_unordered_map): Define, three versions, one for
7993 each version of Unordered_map.
7994 * layout.cc (Layout::Layout): Remove options parameter. Add
7995 number_of_input_files parameter. Don't initialize options_.
7996 Initialize number_of_input_files_ and resized_signatures_. Move
7997 sections_are_attached_.
7998 (Layout::layout_group): Reserve space for group_signatures_.
7999 (Layout::find_or_add_kept_section): Change name parameter to be a
8000 reference. Resize signatures_ map when it gets large enough.
8001 (Layout::layout_eh_frame): Use parameters->options() instead of
8003 (Layout::make_output_section): Likewise.
8004 (Layout::attach_allocated_section_to_segment): Likewise.
8005 (Layout::finalize, Layout::create_executable_stack): Likewise.
8006 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8007 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8008 * layout.h (class Layout): Update declarations. Remove options_
8009 field. Add number_of_input_files_ and resized_signatures_
8010 fields. Move sections_are_attached_ field.
8011 * main.cc (main): Pass number of input files to Layout
8012 constructor. Don't pass options.
8014 2009-03-30 Ian Lance Taylor <iant@google.com>
8016 * ffsll.c (ffsll): Correct implementation.
8018 2009-03-27 Ian Lance Taylor <iant@google.com>
8020 * ffsll.c: New file.
8021 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8022 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8023 * ftruncate.c (ftruncate): Declare before definition.
8024 * mremap.c (mremap): Likewise.
8025 * pread.c (pread): Likewise.
8026 * configure, Makefile.in, config.in: Rebuild.
8028 * mremap.c: New file.
8029 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8030 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8031 (mremap): Declare if HAVE_MREMAP is not defined.
8032 * configure, Makefile.in, config.in: Rebuild.
8034 2009-03-27 Cary Coutant <ccoutant@google.com>
8036 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8037 position independent.
8038 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8039 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8041 2009-03-24 Cary Coutant <ccoutant@google.com>
8043 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8045 (needs_dynamic_reloc): Likewise.
8047 2009-03-24 Ian Lance Taylor <iant@google.com>
8049 * yyscript.y (file_cmd): Recognize EXTERN.
8050 (extern_name_list, extern_name_list_body): New nonterminals.
8051 * script.cc (script_add_extern): Define.
8052 * script-c.h (script_add_extern): Declare.
8054 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8056 * object.cc (is_elf_object): Define.
8057 * object.h (is_elf_object): Declare.
8058 * archive.cc (Archive::get_elf_object_for_member): Call
8060 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8062 2009-03-24 Elliott Hughes <enh@google.com>
8064 * output.cc (Output_file::map_anonymous): Define.
8065 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8066 try an anonymous one. Report the size if the mmap fails.
8067 * output.h (class Output_file): Declare map_anonymous.
8069 2009-03-24 Ian Lance Taylor <iant@google.com>
8071 * target-select.cc (instantiate_target): Don't acquire the lock if
8072 the instantiated_target_ field has already been set.
8074 2009-03-23 Ian Lance Taylor <iant@google.com>
8076 * gold-threads.h (class Initialize_lock): Define.
8077 * gold-threads.cc (class Initialize_lock_once): Define.
8078 (initialize_lock_control): New static variable.
8079 (initialize_lock_pointer): New static variable.
8080 (initialize_lock_once): New static function.
8081 (Initialize_lock::Initialize_lock): Define.
8082 (Initialize_lock::initialize): Define.
8083 * target-select.h: Include "gold-threads.h".
8084 (class Target_selector): Add lock_ and initialize_lock_ fields.
8085 Don't define instantiate_target, just declare it.
8086 * target-select.cc (Target_selector::Target_selector): Initialize
8088 (Target_selector::instantiate_target): Define.
8089 * descriptors.h: Include "gold-threads.h".
8090 (class Descriptors): Add initialize_lock_ field.
8091 * descriptors.cc (Descriptors::Descriptors): Initialize new
8093 (Descriptors::open): Use initialize_lock_ field
8094 * errors.h (class Errors): Add initialize_lock_ field.
8095 * errors.cc (Errors::Errors): Initialize new field.
8096 (Errors::initialize_lock): Use initialize_lock_ field.
8097 * powerpc.cc (class Target_selector_powerpc): Remove
8098 instantiated_target_ field. In do_recognize call
8099 instantiate_target rather than do_instantiate_target. In
8100 do_instantiate_target just allocate a new target.
8101 * sparc.cc (class Target_selector_sparc): Likewise.
8103 * freebsd.h: New file.
8104 * i386.cc: Include "freebsd.h".
8105 (Target_i386): Derive from Target_freebsd rather than
8107 (Target_selector_i386): Derive from Target_selector_freebsd rather
8108 than Target_selector.
8109 * x86_64.cc: Include "freebsd.h".
8110 (Target_x86_64): Derive from Target_freebsd rather than
8112 (Target_selector_x86_64): Derive from Target_selector_freebsd
8113 rather than Target_selector.
8114 * target.h (class Target): Add adjust_elf_header and
8115 do_adjust_elf_header.
8116 * output.cc (Output_file_header:: do_sized_write): Call target
8117 adjust_elf_header routine.
8118 * configure.tgt: Set targ_osabi.
8119 * configure.ac: Define GOLD_DEFAULT_OSABI.
8120 * parameters.cc (Parameters::default_target): Pass
8121 GOLD_DEFAULT_OSABI to select_target.
8122 * target-select.h (class Target_selector): Make instantiate_target
8123 protected rather than private.
8124 * Makefile.am (HFILES): Add freebsd.h.
8125 * configure, Makefile.in, config.in: Rebuild.
8127 * merge.cc (do_add_input_section): Correct pend value. Change
8128 message about last entry not being null terminated from error to
8131 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8133 * incremental.cc: New file.
8134 * Makefile.am (CCFILES): Add incremental.cc.
8135 * Makefile.in: Rebuild.
8137 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8139 * layout.cc (Layout::output_section_name): Preserve names
8140 of '.note.' sections.
8142 2009-03-19 Ian Lance Taylor <iant@google.com>
8144 * descriptors.cc (Descriptors::open): Check that the options are
8145 valid before using them.
8147 2009-03-18 Ian Lance Taylor <iant@google.com>
8149 * script-sections.h: Include <list>.
8150 (class Script_sections): Change Sections_elements from std::vector
8151 to std::list. Typedef public Elements_iterator. Add
8152 orphan_section_placement_, data_segment_align_start_, and
8153 saw_data_segment_align_ fields. Remove data_segment_align_index_
8155 * script-sections.cc (class Orphan_section_placement): New class.
8156 (class Sections_element): Add virtual functions is_relro and
8157 orphan_section_init. Remove virtual function place_orphan_here.
8158 (class Output_section_definition): Add is_relro and
8159 orphan_section_init. Remove place_orphan_here.
8160 (class Orphan_output_section): Likewise.
8161 (Script_sections::Script_sections): Update for field changes.
8162 (Script_sections::data_segment_align): Set saw_data_segment_align_
8163 and data_segment_align_start_, not data_segment_align_index.
8164 (Script_sections::data_segment_relro_end): Check
8165 saw_data_segment_align_. Use data_segment_align_start_ rather
8166 than data_segment_align_index_.
8167 (Script_sections::place_orphan): Rewrite to use
8168 Orphan_section_placement.
8170 2009-03-17 Ian Lance Taylor <iant@google.com>
8172 * archive.cc (Archive::add_symbols): Check for a version attached
8173 to the symbol name in the archive map.
8174 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8175 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8176 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8177 (ver_test_11.a): New target.
8178 * testsuite/Makefile.in: Rebuild.
8180 * configure.ac: Check for chsize and posix_fallocate. Replace
8182 * ftruncate.c: New file, from gnulib.
8183 * output.cc (posix_fallocate): Define dummy version if not
8184 HAVE_POSIX_FALLOCATE.
8185 (Output_file::map): Call posix_fallocate rather than lseek and
8187 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8188 * configure, Makefile.in, config.in: Rebuild.
8190 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8192 * layout.h (Layout::create_note): Add section_name parameter.
8193 * layout.cc (Layout::create_note): Likewise.
8194 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8196 2009-03-17 Ian Lance Taylor <iant@google.com>
8198 * descriptors.cc: Include "options.h".
8199 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8200 (Descriptors::open): Always use O_CLOEXEC when opening a new
8201 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8202 then set FD_CLOEXEC.
8204 * sparc.cc (class Target_sparc): Add has_got_section.
8205 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8206 make sure we have a GOT section.
8208 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8209 (Target_sparc::Scan::local): Likewise.
8210 (Target_sparc::Scan::global): Likewise.
8211 (Target_sparc::Relocate::relocate): Likewise.
8212 (Target_sparc::Relocate::relocate_tls): Likewise.
8214 * symtab.cc (Symbol_table::define_default_version): New function,
8215 broken out of add_from_object.
8216 (Symbol_table::add_from_object): Call define_default_version.
8217 (Symbol_table::define_special_symbol): Add resolve_oldsym
8218 parameter. Change all callers. If the version for a symbol comes
8219 from a version script, resolve it with the symbol with the same
8220 name with no version. Also add the symbol without a version if
8222 (do_define_in_output_data): If resolving with oldsym, don't delete
8224 (do_define_in_output_segment): Likewise.
8225 (do_define_as_constant): Likewise.
8226 * symtab.h (class Symbol_table): Update declarations.
8228 2009-03-13 Ian Lance Taylor <iant@google.com>
8230 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8231 (Read_symbols::requeue): New function.
8232 (Read_symbols::do_read_symbols): If make_elf_object fails because
8233 the target type is not configured, and the file was searched for,
8234 issue a warning and retry with the next directory.
8235 (Add_symbols::run): If the file has an incompatible format, and
8236 it was searched for, requeue the Read_symbols task. On error,
8238 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8239 dirindex parameter to constructor. Change all callers. Declare
8240 incompatible_warning and requeue.
8241 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8242 input_argument_ and input_group_ fields. Add them to
8243 constructor. Change all callers.
8244 (class Read_script): Add dirindex_ field. Add it to constructor.
8246 * archive.cc (Archive::setup): Remove input_objects parameter.
8248 (Archive::get_file_and_offset): Likewise.
8249 (Archive::read_all_symbols): Likewise.
8250 (Archive::read_symbols): Likewise.
8251 (Archive::get_elf_object_for_member): Remove input_objects
8252 parameter. Add punconfigured parameter. Change all callers.
8253 (Archive::add_symbols): Change return type to bool. Check return
8254 value of include_member.
8255 (Archive::include_all_members): Likewise.
8256 (Archive::include_member): Change return type to bool. Return
8257 false if first included object has incompatible target. Set
8258 included_member_ field.
8259 (Add_archive_symbols::run): If add_symbols returns false, requeue
8261 * archive.h (class Archive): Add included_member_ field.
8262 Initialize it in constructor. Add input_file and searched_for
8263 methods. Update declarations.
8264 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8265 input_argument_ fields. Add them to constructor. Change all
8267 * script.cc: Include "target-select.h".
8268 (class Parser_closure): Add skip_on_incompatible_target_ and
8269 found_incompatible_target_ fields. Add
8270 skip_on_incompatible_target parameter to constructor. Change all
8271 callers. Add methods skip_on_incompatible_target,
8272 clear_skip_on_incompatible_target, found_incompatible_target, and
8273 set_found_incompatible_target.
8274 (read_input_script): Add dirindex parameter. Change all callers.
8275 If parser finds an incompatible target, requeue Read_symbols
8277 (script_set_symbol): Clear skip_on_incompatible_target in
8279 (script_add_assertion, script_parse_option): Likewise.
8280 (script_start_sections, script_add_phdr): Likewise.
8281 (script_check_output_format): New function.
8282 * script.h (read_input_script): Update declaration.
8283 * script-c.h (script_check_output_format): Declare.
8284 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8285 (ignore_cmd): Remove OUTPUT_FORMAT.
8286 * fileread.cc (Input_file::Input_file): Add explicit this.
8287 (Input_file::will_search_for): New function.
8288 (Input_file::open): Add pindex parameter. Change all callers.
8289 * fileread.h (class Input_file): Add input_file_argument method.
8290 Declare will_search_for. Update declarations.
8291 * object.cc (make_elf_object): Add punconfigured parameter.
8293 * object.h (class Object): Make input_file public. Add
8294 searched_for method.
8295 (make_elf_object): Update declaration.
8296 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8298 * dirsearch.h (class Dirsearch): Update declaration.
8299 * options.h (class General_options): Add --warn-search-mismatch.
8300 * parameters.cc (Parameters::is_compatible_target): New function.
8301 * parameters.h (class Parameters): Declare is_compatible_target.
8302 * workqueue.cc (Workqueue::add_blocker): New function.
8303 * workqueue.h (class Workqueue): Declare add_blocker.
8305 * fileread.cc (Input_file::open): Remove options parameter.
8307 (Input_file::open_binary): Likewise.
8308 * script.cc (read_input_script): Likewise.
8309 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8310 options parameter from constructor. Change all callers.
8311 (class Read_script): Likewise.
8312 * fileread.h (class Input_file): Update declarations.
8313 * script.h (read_input_script): Update declaration.
8315 2009-03-10 Nick Clifton <nickc@redhat.com>
8317 * po/es.po: New Spanish translation.
8319 2009-03-06 Cary Coutant <ccoutant@google.com>
8321 * options.cc (parse_short_option): Keep dash_z from registering itself.
8323 2009-03-03 Ian Lance Taylor <iant@google.com>
8326 * target-reloc.h (relocate_section): Pass output_section to
8328 * i386.cc (Target_i386::should_apply_static_reloc): Add
8329 output_section parameter. Change all callers.
8330 (Target_i386::Relocate::relocate): Add output_section parameter.
8331 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8332 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8333 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8334 * testsuite/two_file_shared.sh: New script.
8335 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8336 (check_DATA): Add two_file_shared.dbg.
8337 (two_file_shared.dbg): New target.
8338 * testsuite/Makefile.in: Rebuild.
8340 2009-03-01 Ian Lance Taylor <iant@google.com>
8342 * configure.ac: Check for byteswap.h.
8343 * configure: Rebuild.
8344 * config.in: Rebuild.
8346 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8348 * layout.cc (Layout::find_or_add_kept_section): New function.
8349 (Layout::add_comdat): Removed.
8350 * layout.h (struct Kept_section): Move out of class Layout.
8351 Remove trailing underscores from field names. Add group_sections
8352 field. Rename group_ field to is_group. Change all uses.
8353 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8354 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8355 comdat_groups_ field.
8356 (Sized_relobj::include_section_group): Use
8357 find_or_add_kept_section and Kept_section::group_sections.
8358 (Sized_relobj::include_linkonce_section): Likewise.
8359 * object.cc (class Sized_relobj): Don't define Comdat_group or
8360 Comdat_group_table. Remove find_comdat_group and
8361 add_comdat_group. Remove comdat_groups_ field.
8362 * plugin.cc (include_comdat_group): Use
8363 Layout::find_or_add_kept_section.
8365 2009-02-28 Ian Lance Taylor <iant@google.com>
8367 * README: --gc-sections and map files are now supported. Document
8368 some build requirements.
8371 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8372 relocatable link set the value of the section symbol to zero.
8373 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8374 relocatable link don't include the section address in the local
8377 2009-02-27 Ian Lance Taylor <iant@google.com>
8380 * options.h (class Search_directory): Add is_system_directory.
8381 (class General_options): Declare is_in_system_directory.
8382 * options.cc (get_relative_sysroot): Make static.
8383 (get_default_sysroot): Make static.
8384 (General_optoins::is_in_system_directory): New function.
8385 * fileread.cc (Input_file::is_in_system_directory): New function.
8386 * fileread.h (class Input_file): Declare is_in_system_directory.
8387 * object.h (class Object): Add is_in_system_directory.
8388 (class Input_objects): Remove system_library_directory_ field.
8389 * object.cc (Input_objects::add_object): Don't set
8390 system_library_directory_.
8391 (input_objects::found_in_system_library_directory): Remove.
8392 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8393 parameter. Change all callers.
8394 (Symbol_table::sized_write_globals): Likewise.
8395 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8396 Call Object::is_in_system_directory.
8397 * symtab.h (class Symbol_table): Update declarations.
8400 * descriptors.h (Open_descriptor): Add is_on_stack field.
8401 * descriptors.cc (Descriptors::open): If the descriptor is on the
8402 top of the stack, remove it. Initialize is_on_stack field.
8403 (Descriptors::release): Only add pod to stack if it is not on the
8405 (Descriptors::close_some_descriptor): Clear stack_next and
8409 * output.cc (Output_section::find_starting_output_address): Rename
8410 from starting_output_address; add PADDR parameter; change return
8412 * output.h (class Output_section): Declare
8413 find_starting_output_address instead of starting_output_address.
8414 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8415 section symbol for which we can't find a merge section.
8418 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8419 hidden or internal, force the symbol to be local.
8420 * resolve.cc (Symbol::override_visibility): Define.
8421 (Symbol::override_base): Use override_visibility.
8422 (Symbol_table::resolve): Likewise.
8423 (Symbol::override_base_with_special): Likewise.
8424 (Symbol_table::override_with_special): If the visibility is hidden
8425 or internal, force the symbol to be local.
8426 * symtab.h (class Symbol): Add set_visibility and
8427 override_visibility.
8428 * testsuite/ver_test_1.sh: New file.
8429 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8430 (check_DATA): Add ver_test_1.syms.
8431 (ver_test_1.syms): New target.
8432 * testsuite/Makefile.in: Rebuild.
8434 2009-02-25 Cary Coutant <ccoutant@google.com>
8436 * layout.cc (Layout::choose_output_section): Don't rename sections
8437 when using a linker script that has a SECTIONS clause.
8438 * Makefile.in: Regenerate.
8440 * testsuite/Makefile.am (script_test_5.sh): New test case.
8441 * testsuite/Makefile.in: Regenerate.
8442 * testsuite/script_test_5.cc: New file.
8443 * testsuite/script_test_5.sh: New file.
8444 * testsuite/script_test_5.t: New file.
8446 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8448 * archive.cc (Archive::include_member): Update calls to add_symbols.
8449 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8450 the Layout argument.
8451 * dynobj.h (do_add_symbols): Add the Layout argument.
8452 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8454 * object.h (Object::add_symbols): Add the Layout argument.
8455 (Object::do_add_symbols): Add the Layout argument.
8456 (Sized_relobj::do_add_symbols): Add the Layout argument.
8457 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8458 Unify the two versions.
8459 (Add_plugin_symbols): Remove.
8460 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8461 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8462 (Add_plugin_symbols): Remove.
8463 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8464 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8465 (Add_symbols::run): Make it work with Pulginobj.
8467 2009-02-06 Ian Lance Taylor <iant@google.com>
8469 * object.cc (Sized_relobj::do_layout): Make info message start
8470 with lower case letter.
8472 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8474 * binary.cc: Fix file comment.
8476 * options.h (enum Incremental_disposition): Define.
8477 (class General_options): Add new options: --incremental,
8478 --incremental_changed, --incremental_unchanged,
8479 --incremental_unknown. Add incremental_disposition_ and
8480 implicit_incremental_ fields.
8481 (General_options::incremental_disposition): New function.
8482 (class Position_dependent_options): Add incremental_disposition
8484 (Position_dependent_options::copy_from_options): Set incremental
8486 * options.cc (General_options::parse_incremental_changed): New
8488 (General_options::parse_incremental_unchanged): New function.
8489 (General_options::parse_incremental_unknown): New function.
8490 (General_options::General_options): Initialize new fields
8491 incremental_disposition_ and implicit_incremental_.
8492 (General_options::finalize): Check for uasge of --incremental-*
8493 without --incremental.
8495 2009-02-06 Chris Demetriou <cgd@google.com>
8497 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8498 pointer and to report location as the file name associated with
8500 (gold_undefined_symbol_at_location): New function to replace the
8501 old gold_undefined_symbol functionality.
8502 * target-reloc.h (relocate_section): Update to use
8503 gold_undefined_symbol_at_location.
8504 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8505 Call gold_undefined_symbol function rather than gold_error.
8506 * errors.h (Errors::undefined_symbol): Take location as a
8507 string, rather than calculating it from a relocation.
8508 * errors.cc (Errors::fatal): Print "fatal error:" before the
8510 (Errors::error, Errors::error_at_location): Print "error: "
8511 before the formatted message.
8512 (Errors::undefined_symbol): Take location as a string, rather
8513 than calculating it from a relocation.
8514 (gold_undefined_symbol_at_location): New function akin to
8515 old gold_undefined_symbol, calculates location from relocation.
8516 (gold_undefined_symbol): Change to take only a Symbol pointer
8517 and to report location as the file name associated with the symbol.
8518 * testsuite/debug_msg.sh: Update for changed error messages.
8519 * testsuite/undef_symbol.sh: Likewise.
8521 2009-02-04 Duncan Sands <baldrick@free.fr>
8524 * reduced_debug_output.h
8525 (Output_reduced_debug_abbrev_section::failed): Use format for
8527 (Output_reduced_debug_info_section::faild): Likewise.
8529 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8531 * script.cc (Lazy_demangler): New class.
8532 (Version_script_info::get_symbol_version_helper): Demangle a
8535 2009-01-29 Cary Coutant <ccoutant@google.com>
8537 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8539 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8541 2009-01-28 Ian Lance Taylor <iant@google.com>
8543 * version.cc (version_string): Bump to 1.9.
8545 * gold.h: Include <cstring> and <stdint.h>.
8546 * version.cc: Include <cstdio>.
8547 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8549 * reduced_debug_output.cc (insert_into_vector): Rename from
8550 Insert_into_vector; change all callers. Use Swap_unaligned to
8551 avoid aliasing issue; remove union since it is unnecessary.
8553 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8555 * Makefile.am (CCFILES): Add gc.cc.
8557 * Makefile.in: Regenerate.
8558 * gold.cc (Gc_runner): New class.
8559 (queue_initial_tasks): Call garbage collection related tasks
8560 when corresponding options are invoked.
8561 (queue_middle_gc_tasks): New function.
8562 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8563 processed early before laying out sections during garbage collection.
8564 * gold.h (queue_middle_gc_tasks): New function.
8565 (is_prefix_of): Move from "layout.cc".
8566 * i386.cc (Target_i386::gc_process_relocs): New function.
8567 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8568 * main.cc (main): Create object of class "Garbage_collection".
8569 * object.cc (Relobj::copy_symbols_data): New function.
8570 (Relobj::is_section_name_included): New function.
8571 (Sized_relobj::do_layout): Allow this function to be called twice
8572 during garbage collection and defer layout of section during the
8574 * object.h (Relobj::get_symbols_data): New function.
8575 (Relobj::is_section_name_included): New function.
8576 (Relobj::copy_symbols_data): New function.
8577 (Relobj::set_symbols_data): New function.
8578 (Relobj::get_relocs_data): New function.
8579 (Relobj::set_relocs_data): New function.
8580 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8581 (Relobj::gc_process_relocs): New function.
8582 (Relobj::do_gc_process_relocs): New pure virtual function.
8583 (Relobj::sd_): New data member.
8584 (Sized_relobj::is_output_section_offset_invalid): New function.
8585 (Sized_relobj::do_gc_process_relocs): New function.
8586 * options.h (General_options::gc_sections): Modify to not be a no-op.
8587 (General_options::print_gc_sections): New option.
8588 * plugin.cc (Plugin_finish::run): Remove function call to
8589 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8590 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8591 * reloc.cc (Read_relocs::run): Add task to process relocs and
8592 determine unreferenced sections when doing garbage collection.
8593 (Gc_process_relocs): New class.
8594 (Sized_relobj::do_gc_process_relocs): New function.
8595 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8596 sections that are garbage collected.
8597 * reloc.h (Gc_process_relocs): New class.
8598 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8599 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8600 symbols whose corresponding sections are garbage collected.
8601 (Symbol_table::Symbol_table): Add new parameter for the garbage
8603 (Symbol_table::gc_mark_undef_symbols): New function.
8604 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8605 (Symbol_table::gc_mark_dyn_syms): New function.
8606 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8608 (Symbol_table::add_from_object): Likewise.
8609 (Symbol_table::add_from_relobj): When building shared objects, do not
8610 treat externally visible symbols as garbage.
8611 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8612 table information for static and relocatable links.
8613 * symtab.h (Symbol_table::set_gc): New function.
8614 (Symbol_table::gc): New function.
8615 (Symbol_table::gc_mark_undef_symbols): New function.
8616 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8617 (Symbol_table::gc_mark_dyn_syms): New function.
8618 (Symbol_table::gc_): New data member.
8619 * target.h (Sized_target::gc_process_relocs): New pure virtual
8621 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8622 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8624 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8626 * options.h (General_options::gc_sections): Define as a no-op for now.
8627 (General_options::no_keep_memory): Ditto.
8628 (General_options::Bshareable): Define.
8629 * options.cc (General_options::finalize): Honor -Bshareable.
8631 2009-01-20 Andreas Schwab <schwab@suse.de>
8633 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8634 read the value in the contents, since we don't use it. Use the
8635 template endianness when writing.
8636 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8638 2009-01-19 Andreas Schwab <schwab@suse.de>
8640 * configure.tgt (powerpc64-*): Fix targ_obj.
8642 2009-01-15 Ian Lance Taylor <iant@google.com>
8644 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8645 local symbols when stripping all symbols.
8647 2009-01-14 Cary Coutant <ccoutant@google.com>
8649 * output.cc (Output_reloc): Add explicit instantiations.
8651 2009-01-14 Cary Coutant <ccoutant@google.com>
8653 * archive.cc (Archive::get_elf_object_for_member): Remove call
8654 to File_read::claim_for_plugin.
8655 * descriptors.cc (Descriptors::open): Remove reference to
8657 (Descriptors::claim_for_plugin): Remove.
8658 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8659 (Descriptors::is_claimed): Remove.
8660 (claim_descriptor_for_plugin): Remove.
8661 * fileread.cc (File_read::claim_for_plugin): Remove.
8662 * fileread.h (File_read::claim_for_plugin): Remove.
8663 (File_read::descriptor): Reopen descriptor if necessary.
8664 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8665 (Plugin_manager::all_symbols_read): Add task parameter. Change
8667 (Plugin_manager::get_input_file): New function.
8668 (Plugin_manager::release_input_file): New function.
8669 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8670 corresponding data member.
8671 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8672 and pass to base constructor. Change all callers.
8673 (get_input_file, release_input_file): New functions.
8674 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8675 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8676 (Plugin_manager::all_symbols_read): Add task parameter.
8677 (Plugin_manager::get_input_file): New function.
8678 (Plugin_manager::release_input_file): New function.
8679 (Plugin_manager::task_): New data member.
8680 (Pluginobj::Pluginobj): Add filesize parameter.
8681 (Pluginobj::filename): New function.
8682 (Pluginobj::descriptor): New function.
8683 (Pluginobj::filesize): New function.
8684 (Pluginobj::filesize_): New data member.
8685 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8686 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8687 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8689 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8690 with archive libraries.
8691 * testsuite/Makefile.in: Regenerate.
8692 * testsuite/plugin_test.c (struct sym_info): New type.
8693 (get_input_file, release_input_file): New static variables.
8694 (onload): Capture new transfer vector entries.
8695 (claim_file_hook): Stop reading at end of file according to filesize.
8696 Factor out parsing of readelf output into separate function.
8697 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8698 APIs and get the source file name from the symbol table. Convert
8699 source file name to corresponding object file name. Print info
8700 message when adding new input files.
8701 (parse_readelf_line): New function.
8702 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8703 * testsuite/plugin_test_2.sh: Likewise.
8704 * testsuite/plugin_test_3.sh: Likewise.
8705 * testsuite/plugin_test_4.sh: New test case.
8707 2009-01-07 Ian Lance Taylor <iant@google.com>
8709 * version.cc (version_string): Bump to 1.8.
8711 2008-12-23 Cary Coutant <ccoutant@google.com>
8713 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8714 * plugin.cc (Plugin_manager::finish): Rename as
8715 layout_deferred_objects. Move cleanup to separate function.
8716 (Plugin_manager::cleanup): New function.
8717 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8719 * plugin.h (Plugin_manager::finish): Rename as
8720 layout_deferred_objects.
8721 (Plugin_manager::cleanup): New function.
8722 (Plugin_manager::cleanup_done): New field.
8724 2008-12-23 Cary Coutant <ccoutant@google.com>
8726 * plugin.cc (is_visible_from_outside): New function.
8727 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8728 so we don't return "IR only" status for exported symbols or -r links.
8730 * testsuite/Makefile.am (plugin_test_3): New test case.
8731 * testsuite/Makefile.in: Regenerate.
8732 * testsuite/plugin_test_3.sh: New file.
8734 2008-12-22 Cary Coutant <ccoutant@google.com>
8736 * object.cc (Sized_relobj::layout_section): New function.
8737 (Sized_relobj::do_layout): Defer layout of input sections until after
8738 plugin has provided replacement files.
8739 (Sized_relobj::do_layout_deferred_sections): New function.
8740 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8741 (Relobj::layout_deferred_sections): New function.
8742 (Relobj::do_layout_deferred_sections): New function.
8743 (Sized_relobj::do_layout_deferred_sections): New function.
8744 (Sized_relobj::layout_section): New function.
8745 (Sized_relobj::Deferred_layout): New structure.
8746 (Sized_relobj::deferred_layout_): New field.
8747 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8748 Change all callers. Layout deferred sections.
8749 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8751 (Plugin_hook::run): Move code from do_plugin_hook inline.
8752 (Plugin_hook::do_plugin_hook): Remove.
8753 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8754 (Plugin_manager::finish): Renamed, was cleanup.
8755 (Plugin_manager::should_defer_layout): New function.
8756 (Plugin_manager::add_deferred_layout_object): New function.
8757 (Plugin_manager::Deferred_layout_list): New type.
8758 (Plugin_manager::deferred_layout_objects_): New field.
8759 (Plugin_hook::do_plugin_hook): Remove.
8761 2008-12-17 Ian Lance Taylor <iant@google.com>
8763 * options.h (class General_options): Add --no case for
8766 2008-12-16 Cary Coutant <ccoutant@google.com>
8768 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8770 (Plugin_manager::claim_file): Create plugin object even if
8771 plugin did not call the add_symbols callback.
8772 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8773 asking for more symbols than were added.
8774 * testsuite/Makefile.am (plugin_test_1): Add test case with
8776 (empty.syms): New target.
8777 * testsuite/Makefile.in: Regenerate.
8778 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8779 message. Don't call add_symbols if no globals.
8780 (all_symbols_read_hook): Don't provide replacement for empty
8783 2008-12-12 Ian Lance Taylor <iant@google.com>
8785 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8786 r_type == 0 for a local symbol with r_sym == 0.
8787 (scan_relocatable_relocs): Pass r_sym to
8788 local_non_section_strategy.
8789 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8792 * configure.ac: Update test for TLS descriptors: they are
8793 supported as of glibc 2.9.
8794 * configure: Rebuild.
8796 2008-12-11 Ian Lance Taylor <iant@google.com>
8799 * target-reloc.h (Default_scan_relocatable_relocs): For each
8800 function, map r_type == 0 to RELOC_DISCARD.
8802 2008-12-10 Cary Coutant <ccoutant@google.com>
8804 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8805 object to override a kept COMDAT group from a plugin object.
8807 2008-12-09 Ian Lance Taylor <iant@google.com>
8810 * yyscript.y (file_cmd): Handle INPUT.
8812 * testsuite/initpri1.c: Change all declarations to be full
8813 prototypes by adding void, to avoid compiler warnings.
8815 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8817 * options.cc (General_options::parse_plugin_opt): New.
8818 (General_options::add_plugin): The argument now is just the filename.
8819 (General_options::add_plugin_option): New.
8820 * options.h (plugin_opt): New.
8821 (add_plugin): Change argument name.
8822 (add_plugin_option): New.
8823 * plugin.cc (Plugin::load): Don't parse the plugin option.
8824 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8825 (Plugin::add_option): New.
8826 (Plugin::args_): Change type.
8827 (Plugin::filename_): New.
8828 (Plugin_manager::add_plugin_option): New.
8829 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8830 * testsuite/Makefile.in: Regenerate.
8832 2008-12-05 Cary Coutant <ccoutant@google.com>
8834 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8835 Handle --strip-lto-sections option.
8836 * options.h (strip_lto_sections): New option.
8838 2008-12-01 Cary Coutant <ccoutant@google.com>
8840 * plugin.cc (ld_plugin_message): Change format parameter to const.
8841 Fix mismatch between new[] and delete.
8843 2008-11-14 Cary Coutant <ccoutant@google.com>
8845 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8848 2008-11-05 Craig Silverstein <csilvers@google.com>
8850 * options.cc (General_options::parse_dynamic_list): New function.
8851 * options.h (General_options): New flags dynamic_list,
8852 dynamic_list_data, dynamic_list_cpp_new, and
8853 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8854 (General_options::in_dynamic_list): New function.
8855 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8856 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8857 (Lex::can_continue_name): Likewise.
8859 (read_script_file): New parameter script_options.
8860 (read_dynamic_list): New function.
8861 (Script_options::define_dynamic_list): New function.
8862 (dynamic_list_keyword_parsecodes): New variable.
8863 (dynamic_list_keywords): New variable.
8864 * script.h (Script_options::define_dynamic_list): New function
8866 (read_dynamic_list): New function prototype.
8867 * symtab.cc (strprefix): New macro.
8868 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8869 dynamic_list_data, dynamic_list_cpp_new, and
8870 dynamic_list_cpp_typeinfo.
8871 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8872 (dynamic_list_expr): New rule.
8873 (dynamic_list_nodes): Likewise.
8874 (dynamic_list_node): Likewise.
8875 * testsuite/Makefile.am (dynamic_list): New test.
8876 * testsuite/Makefile.in: Regenerated.
8877 * testsuite/dynamic_list.t: New file.
8878 * testsuite/dynamic_list.sh: New file.
8880 2008-11-05 Craig Silverstein <csilvers@google.com>
8882 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8883 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8884 (t11_last): Likewise.
8885 * testsuite/ver_test_6.c (main): Likewise.
8887 2008-10-07 Cary Coutant <ccoutant@google.com>
8889 * options.c (General_options::finalize): Add check for -static and
8891 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8894 2008-10-02 Cary Coutant <ccoutant@google.com>
8896 * plugin.cc (make_sized_plugin_object): Fix conditional
8897 compilation to work when not all targets are enabled.
8899 2008-09-29 Cary Coutant <ccoutant@google.com>
8901 * archive.cc (Archive::get_file_and_offset): Use filename instead
8902 of name to get library path.
8903 (Archive::include_member): Unlock external member of a thin archive.
8905 * testsuite/Makefile.am (TEST_AR): New variable.
8906 (thin_archive_test_1): New test.
8907 (thin_archive_test_2): New test.
8908 * testsuite/Makefile.in: Regenerate.
8909 * testsuite/thin_archive_main.cc: New file.
8910 * testsuite/thin_archive_test_1.cc: New file.
8911 * testsuite/thin_archive_test_2.cc: New file.
8912 * testsuite/thin_archive_test_3.cc: New file.
8913 * testsuite/thin_archive_test_4.cc: New file.
8915 2008-09-29 Cary Coutant <ccoutant@google.com>
8917 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8918 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8920 (Sized_relobj::do_finalize_local_symbols): Likewise.
8921 (Sized_relobj::map_to_kept_section): Likewise.
8922 * object.h (Sized_relobj::invalid_address): New constant.
8923 (Sized_relobj::do_output_section_offset): Check for invalid_address
8925 * output.cc (Output_reloc::local_section_offset): Use constant
8926 invalid_address instead of -1U.
8927 (Output_reloc::get_address): Likewise.
8928 (Output_section::output_address): Change -1U to -1ULL.
8929 * output.h (Output_reloc::invalid_address): New constant.
8930 * reloc.cc (Sized_relobj::write_sections): Use constant
8931 invalid_address instead of -1U.
8932 (Sized_relobj::relocate_sections): Likewise.
8933 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8934 values for merge sections.
8935 * target-reloc.h (relocate_for_relocatable): Use constant
8936 invalid_address instead of -1U.
8938 2008-09-19 Cary Coutant <ccoutant@google.com>
8940 Add plugin functionality for link-time optimization (LTO).
8941 * configure.ac (plugins): Add --enable-plugins option.
8942 * configure: Regenerate.
8943 * config.in: Regenerate.
8944 * Makefile.am (LIBDL): New variable.
8945 (CCFILES): Add plugin.cc.
8946 (HFILES): Add plugin.h.
8947 (ldadd_var): Add LIBDL.
8948 * Makefile.in: Regenerate.
8950 * archive.cc: Include "plugin.h".
8951 (Archive::setup): Don't preread archive symbols when using a plugin.
8952 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8953 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8955 (Archive::include_member): Add symbols from plugin objects.
8956 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8957 * descriptors.cc (Descriptors::open): Check for file descriptors
8958 abandoned by plugins.
8959 (Descriptors::claim_for_plugin): New function.
8960 * descriptors.h (Descriptors::claim_for_plugin): New function.
8961 (Open_descriptor::is_claimed): New field.
8962 (claim_descriptor_for_plugin): New function.
8963 * fileread.cc (File_read::claim_for_plugin): New function.
8964 * fileread.h (File_read::claim_for_plugin): New function.
8965 (File_read::descriptor): New function.
8966 * gold.cc: Include "plugin.h".
8967 (queue_initial_tasks): Add task to call plugin hooks for generating
8969 * main.cc: Include "plugin.h".
8970 (main): Load plugin libraries.
8971 * object.h (Pluginobj): Declare.
8972 (Object::pluginobj): New function.
8973 (Object::do_pluginobj): New function.
8974 (Object::set_target): New function.
8975 * options.cc: Include "plugin.h".
8976 (General_options::parse_plugin): New function.
8977 (General_options::General_options): Initialize plugins_ field.
8978 (General_options::add_plugin): New function.
8979 * options.h (Plugin_manager): Declare.
8980 (General_options): Add --plugin option.
8981 (General_options::has_plugins): New function.
8982 (General_options::plugins): New function.
8983 (General_options::add_plugin): New function.
8984 (General_options::plugins_): New field.
8985 * plugin.cc: New file.
8986 * plugin.h: New file.
8987 * readsyms.cc: Include "plugin.h".
8988 (Read_symbols::do_read_symbols): Check for archive before checking
8989 for ELF file. Call plugin hooks to claim files.
8990 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8991 from a real object file; force override when processing replacement
8993 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8994 (Symbol::init_base_object): Likewise.
8995 (Symbol::init_base_output_data): Likewise.
8996 (Symbol::init_base_output_segment): Likewise.
8997 (Symbol::init_base_constant): Likewise.
8998 (Symbol::init_base_undefined): Likewise.
8999 (Symbol::output_section): Assert that object is not a plugin.
9000 (Symbol_table::add_from_pluginobj): New function.
9001 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9003 (Symbol_table::sized_write_globals): Likewise.
9004 (Symbol_table::add_from_pluginobj): Instantiate template.
9005 * symtab.h (Sized_pluginobj): Declare.
9006 (Symbol::in_real_elf): New function.
9007 (Symbol::set_in_real_elf): New function.
9008 (Symbol::in_real_elf_): New field.
9009 (Symbol_table::add_from_pluginobj): New function.
9011 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9012 (LIBDL): New variable.
9014 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9015 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9016 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9017 (MOSTLYCLEANFILES): Likewise.
9018 * testsuite/Makefile.in: Regenerate.
9019 * testsuite/plugin_test.c: New file.
9020 * testsuite/plugin_test_1.sh: New file.
9021 * testsuite/plugin_test_2.sh: New file.
9023 2008-09-16 Ian Lance Taylor <iant@google.com>
9025 * target-reloc.h (relocate_section): Check whether a symbol is
9026 defined by the ABI before reporting an undefined symbol error.
9027 * target.h (Target::is_defined_by_abi): Make parameter const.
9028 (Target::do_is_defined_by_abi): Likewise.
9029 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9030 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9031 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9032 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9033 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9034 * testsuite/Makefile.in: Rebuild.
9036 * fileread.cc (make_view): Add casts to avoid warning.
9038 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9040 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9041 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9043 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9045 * options.h (General_options::output_is_executable): New.
9046 (General_options::output_is_pie): New.
9047 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9048 for shared libraries.
9049 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9051 2008-09-11 Chris Demetriou <cgd@google.com>
9053 * options.h (origin): New -z option.
9054 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9055 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9058 2008-09-05 Cary Coutant <ccoutant@google.com>
9060 * fileread.cc (File_read::make_view): Add check for attempt to map
9063 2008-09-05 Cary Coutant <ccoutant@google.com>
9065 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9066 explicit instantiations.
9068 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9071 * options.cc (General_options::finalize): Allow undefined symbols
9072 in shlibs if linking -shared.
9075 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9076 symbols as not needing a dynsym entry.
9078 2008-08-20 Craig Silverstein <csilvers@google.com>
9080 * fileread.cc (File_read::open): Do not lock the file unless it
9081 was successfully opened.
9083 2008-08-14 Cary Coutant <ccoutant@google.com>
9085 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9086 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9087 * testsuite/tls_test.cc (struct int128): 128-bit struct
9088 for testing TLS relocs with non-zero addend.
9089 (v12): New TLS variable.
9091 (t_last): Add check for v12.
9092 * testsuite/tls_test.h (t12): New function.
9093 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9095 2008-08-13 Ian Lance Taylor <iant@google.com>
9097 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9098 set tls_segment_ or relro_segment_.
9099 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9101 * output.h (Output_section::clear_is_relro): New function.
9102 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9103 sections specially even when output_data_ is empty.
9104 (Output_segment::maximum_alignment): When first section is relro,
9105 only force alignment for PT_LOAD segments.
9106 * script.cc (script_data_segment_align): New function.
9107 (script_data_segment_relro_end): New function.
9108 * script-c.h (script_data_segment_align): Declare.
9109 (script_data_segment_relro_end): Declare.
9110 * script-sections.h (class Script_sections): Declare
9111 data_segment_align and data_segment_relro_end. Add fields
9112 segment_align_index_ and saw_relro_end_.
9113 * script-sections.cc (class Sections_element): Add set_is_relro
9114 virtual function. Add new bool* parameter to place_orphan_here.
9115 Add get_output_section virtual function.
9116 (class Output_section_definition): Add set_is_relro. Add new
9117 bool* parameter to place_orphan_here. Add get_output_section.
9118 Add is_relro_ field.
9119 (Output_section_definition::Output_section_definition): Initialize
9120 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9121 and is_relro_ fields.
9122 (Output_section_definition::place_orphan_here): Add is_relro
9124 (Output_section_definition::set_section_addresses): Set relro for
9126 (Output_section_definition::alternate_constraint): Likewise.
9127 (class Orphan_output_section): Add new bool* parameter to
9128 place_orphan_here. Add get_output_section.
9129 (Orphan_output_section::place_orphan_here): Add is_relro
9131 (Script_sections::Script_sections): Initialize
9132 data_segment_align_index_ and saw_relro_end_.
9133 (Script_sections::data_segment_align): New function.
9134 (Script_sections::data_segment_relro_end): New function.
9135 (Script_sections::place_orphan): Set or clear is_relro.
9136 (Script_sections::set_section_addresses): Force alignment of first
9138 * yyscript.y (exp): Call script_data_segment_align and
9139 script_data_segment_relro_end.
9140 * testsuite/relro_script_test.t: New file.
9141 * testsuite/relro_test.cc (using_script): Declare.
9142 (t1, t2): Test using_script.
9143 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9144 (relro_script_test_SOURCES): Define.
9145 (relro_script_test_DEPENDENCIES): Define.
9146 (relro_script_test_LDFLAGS): Define.
9147 (relro_script_test_LDADD): Define.
9148 (relro_script_test.so): New target.
9149 * testsuite/Makefile.in: Rebuild.
9151 2008-08-06 Cary Coutant <ccoutant@google.com>
9153 * archive.cc (Archive::total_archives, Archive::total_members)
9154 (Archive::total_members_loaded): New variables.
9155 (Archive::setup): Add parameter. Add option to preread
9157 (Archive::read_armap): Add counter.
9158 (Archive::get_file_and_offset): New function.
9159 (Archive::get_elf_object_for_member): New function.
9160 (Archive::read_all_symbols): New function.
9161 (Archive::read_symbols): New function.
9162 (Archive::add_symbols): Add counters.
9163 (Archive::include_all_members): Use armap to find members if it's
9165 (Archive::include_member): Skip reading symbols if already read.
9166 Factored code into Archive::get_file_and_offset and
9167 Archive::get_elf_object_for_member. Changed call to
9168 Mapfile::report_include_archive_member.
9169 (Archive::print_stats): New function.
9170 * archive.h: Declare Object and Read_symbols_data classes.
9171 (Archive::Archive): Add initializers for new members.
9172 (Archive::setup): Add parameter.
9173 (Archive::print_stats): New function.
9174 (Archive::total_archives, Archive::total_members)
9175 (Archive::total_members_loaded): New variables.
9176 (Archive::get_file_and_offset): New function.
9177 (Archive::get_elf_object_for_member): New function.
9178 (Archive::read_all_symbols): New function.
9179 (Archive::read_symbols): New function.
9180 (Archive::Archive_member): New class.
9181 (Archive::members_): New member.
9182 (Archive::num_members_): New member.
9183 * main.cc: Include archive.h.
9184 (main): Call Archive::print_stats.
9185 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9186 archive parameter; member_name is now the fully-decorated name.
9187 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9188 * options.h: (General_options): Add --preread-archive-symbols option.
9189 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9192 2008-08-04 Ian Lance Taylor <iant@google.com>
9194 * symtab.h (Symbol::use_plt_offset): New function.
9195 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9196 * powerpc.cc (Relocate::relocate): Likewise.
9197 * sparc.cc (Relocate::relocate): Likewise.
9198 * x86_64.cc (Relocate::relocate): Likewise.
9199 * testsuite/weak_plt.sh: New test.
9200 * testsuite/weak_plt_main.cc: New test.
9201 * testsuite/weak_plt_shared.cc: New test.
9202 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9203 (check_PROGRAMS): Add weak_plt.
9204 (check_DATA): Add weak_plt_shared.so.
9205 (weak_plt_main_pic.o, weak_plt): New targets.
9206 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9207 * testsuite/Makefile.in: Rebuild.
9209 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9211 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9212 * testsuite/Makefile.in: Rebuild.
9214 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9216 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9217 * Makefile.in: Regenerate.
9218 * po/POTFILES.in: Regenerate.
9220 2008-07-29 Ian Lance Taylor <iant@google.com>
9222 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9223 symbols before other symbols.
9224 * testsuite/script_test_2.cc (test_addr): Declare.
9225 (test_addr_alias): Declare.
9226 (main): Check that test_addr and test_addr_alias have the right
9228 * testsuite/script_test_2.t: Define test_addr_alias and
9231 2008-07-24 Ian Lance Taylor <iant@google.com>
9234 * descriptors.cc: New file.
9235 * descriptors.h: New file.
9236 * gold-threads.h (class Hold_optional_lock): New class.
9237 * fileread.cc: Include "descriptors.h".
9238 (File_read::~File_read): Release descriptor rather than closing
9240 (File_read::open) [file]: Call open_descriptor rather than open.
9241 Set is_descriptor_opened_.
9242 (File_read::open) [memory]: Assert that descriptor is not open.
9243 (File_read::reopen_descriptor): New function.
9244 (File_read::release): Release descriptor.
9245 (File_read::do_read): Make non-const. Reopen descriptor.
9246 (File_read::read): Make non-const.
9247 (File_read::make_view): Reopen descriptor.
9248 (File_read::do_readv): Likewise.
9249 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9250 Update declarations.
9251 * layout.cc: Include "descriptors.h".
9252 (Layout::create_build_id): Use open_descriptor rather than open.
9253 * output.cc: Include "descriptors.h".
9254 (Output_file::open): Use open_descriptor rather than open.
9255 * archive.cc (Archive::const_iterator): Change Archive to be
9257 (Archive::begin, Archive::end): Make non-const.
9258 (Archive::count_members): Likewise.
9259 * archive.h (class Archive): Update declarations.
9260 * object.h (Object::read): Make non-const.
9261 * Makefile.am (CCFILES): Add descriptors.cc.
9262 (HFILES): Add descriptors.h.
9263 * Makefile.in: Rebuild.
9266 * gold.h: Always include <clocale>. Add Solaris workarounds
9267 following code in binutils/sysdep.h.
9270 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9271 this->eh_frame_hdr_ is NULL before using it.
9273 * dynobj.cc (Versions::Versions): Update comment.
9275 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9276 the base version name.
9278 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9279 array size plus one.
9280 (Stringpool_template::set_string_offsets): Subtract one from key
9281 before using it as an array index.
9282 (Stringpool_template::get_offset_with_length): Likewise.
9283 (Stringpool_template::write_to_buffer): Likewise.
9284 * stringpool.h (Stringpool_template::get_offset_from_key):
9287 2008-07-23 Ian Lance Taylor <iant@google.com>
9290 * object.h (Merged_symbol_value::value): Do our best to handle a
9294 * script.cc (Version_script_info::get_versions): Don't add empty
9295 version tag to return value.
9296 (Version_script_info::get_symbol_version_helper): Change return
9297 type to bool. Add pversion parameter. Change all callers.
9298 (script_register_vers_node): Don't require a non-NULL tag.
9299 * script.h (class Version_script_info): Update declarations.
9300 (Version_script_info::get_symbol_version): Change return type to
9301 bool. Add version parameter. Change all callers.
9302 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9303 handling. Handle an empty version from a version script.
9304 (Symbol_table::define_special_symbol): Likewise.
9305 * testsuite/ver_test_10.script: New file.
9306 * testsuite/ver_test_10.sh: New file.
9307 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9308 (check_DATA): Add ver_test_10.syms.
9309 (ver_test_10.syms, ver_test_10.so): New target.
9310 * testsuite/Makefile.in: Rebuild.
9312 2008-07-23 Simon Baldwin <simonb@google.com>
9314 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9315 to zero for undefined symbols from dynamic libraries.
9317 2008-07-23 Ian Lance Taylor <iant@google.com>
9319 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9321 * symtab.h (class Symbol_table): Update declaration.
9322 * testsuite/ver_test_9.cc: New file.
9323 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9324 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9325 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9326 (ver_test_9.so, ver_test_9.o): New targets.
9327 * testsuite/Makefile.in: Rebuild.
9329 2008-07-22 Ian Lance Taylor <iant@google.com>
9331 * options.h (class General_options): Define --check-sections.
9332 * layout.cc (Layout::set_segment_offsets): Handle
9335 * options.h (class General_options): Define -n/--nmagic and
9337 * options.cc (General_options::finalize): For -n/--nmagic or
9338 -N/--omagic, set -static.
9339 * layout.cc (Layout::attach_allocated_section_to_segment): If
9340 -N/--omagic, don't put read-only and read-write sections in
9342 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9343 finding a read-only segment.
9344 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9345 don't set the minimum segment alignment to the common page size,
9346 and don't set the file offset to the address modulo the page size.
9347 * script-sections.cc (Script_sections::create_segments): If
9348 -n/--omagic, don't put read-only and read-write sections in
9351 * cref.cc: New file.
9353 * options.h (class General_options): Add --print-symbol-counts.
9354 * main.cc (main): Issue defined symbol report if requested.
9355 * archive.cc (Archive::interpret_header): Make into a const member
9357 (Archive::add_symbols): Call Input_objects::archive_start and
9359 (Archive::const_iterator): Define new class.
9360 (Archive::begin, Archive::end): New functions.
9361 (Archive::include_all_members): Rewrite to use iterator.
9362 (Archive::count_members): New function.
9363 * archive.h (class Archive): Update declarations.
9364 (Archive::filename): New function.
9365 * object.cc: Include "cref.h".
9366 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9367 (Sized_relobj::do_get_global_symbol_counts): New function.
9368 (Input_objects::add_object): Add object to cross-referencer.
9369 (Input_objects::archive_start): New function.
9370 (Input_objects::archive_stop): New function.
9371 (Input_objects::print_symbol_counts): New function.
9372 * object.h: Declare Cref and Archive.
9373 (Object::get_global_symbol_counts): New function.
9374 (Object::do_get_global_symbol_counts): New pure virtual function.
9375 (class Sized_relobj): Add defined_count_ field. Update
9377 (class Input_objects): Add cref_ field. Update constructor.
9378 Update declarations.
9379 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9381 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9383 (Sized_dynobj::do_get_global_symbol_counts): New function.
9384 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9385 defined_count_. Update declarations. Define Symbols typedef.
9386 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9387 parameter. Change all callers.
9388 (Symbol_table::add_from_dynobj): Add sympointers and defined
9389 parameters. Change all callers.
9390 * symtab.h (class Symbol_table): Update declarations.
9391 * Makefile.am (CCFILES): Add cref.cc.
9392 (HFILES): Add cref.h.
9393 * Makefile.in: Rebuild.
9395 2008-07-22 Simon Baldwin <simonb@google.com>
9397 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9398 to zero when writing undefined symbols.
9400 2008-07-22 Ian Lance Taylor <iant@google.com>
9402 * output.cc (Output_section::add_input_section): Don't try to
9403 merge empty merge sections.
9405 2008-07-21 Craig Silverstein <csilvers@google.com>
9407 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9408 Include symbol version in error message.
9410 2008-07-20 Chris Demetriou <cgd@google.com>
9412 * configure.ac (gold_cv_c_random_seed): New configured variable.
9413 (RANDOM_SEED_CFLAGS): New substituted variable.
9414 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9415 * configure: Rebuild.
9416 * Makefile.in: Likewise.
9417 * testsuite/Makefile.in: Likewise.
9419 2008-07-18 Ian Lance Taylor <iant@google.com>
9421 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9422 where we see NAME/NULL and NAME/VERSION as separate symbols.
9423 * testsuite/ver_test_main.cc (main): Call t4.
9424 (t4, t4_2a): Define.
9425 * testsuite/ver_test_2.cc (t4_2): Define.
9426 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9427 * testsuite/ver_test_4.cc (t4_2a): Define.
9428 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9429 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9431 2008-07-17 Ian Lance Taylor <iant@google.com>
9433 * dynobj.cc (Versions::add_def): If we give an error about a
9434 missing version, go ahead and create the version anyhow.
9436 2008-07-10 Ian Lance Taylor <iant@google.com>
9438 Handle output sections with more than 0x7fffffff bytes.
9439 * object.h (class Relobj): Change map_to_output_ to
9440 output_sections_, and just keep a section pointer. Change all
9441 uses. Move comdat group support to Sized_relobj.
9442 (Relobj::is_section_specially_mapped): Remove.
9443 (Relobj::output_section): Remove poff parameter. Change all
9445 (Relobj::output_section_offset): New function.
9446 (Relobj::set_section_offset): Rewrite.
9447 (Relobj::map_to_output): Remove.
9448 (Relobj::output_sections): New function.
9449 (Relobj::do_output_section_offset): New pure virtual function.
9450 (Relobj::do_set_section_offset): Likewise.
9451 (class Sized_relobj): Add section_offsets_ field. Add comdat
9452 group support from Relobj. Update declarations.
9453 (Sized_relobj::get_output_section_offset): New function.
9454 (Sized_relobj::do_output_section_offset): New function.
9455 (Sized_relobj::do_set_section_offset): New function.
9456 * object.cc (Relobj::output_section_address): Remove.
9457 (Sized_relobj::Sized_relobj): Initialize new fields.
9458 (Sized_relobj::include_section_group): Cast find_kept_object to
9460 (Sized_relobj::include_linkonce_section): Likewise.
9461 (Sized_relobj::do_layout): Use separate arrays for output section
9463 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9465 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9466 output_sections and section_offsets.
9467 (Sized_relobj::write_local_symbols): Likewise.
9468 (map_to_kept_section): Compute output address directly.
9469 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9470 output_sections and section_offsets.
9471 (Sized_relobj::write_sections): Likewise.
9472 (Sized_relobj::relocate_sections): Likewise.
9473 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9474 * output.h (class Output_reloc): Update declarations. Change
9475 u2_.relobj to Sized_relobj*.
9476 (class Output_data_reloc): Change add functions to use
9478 * output.cc (Output_reloc::Output_reloc): Change relobj to
9480 (Output_reloc::local_section_offset): Change return type to
9481 Elf_Addr. Use get_output_section_offset.
9482 (Output_reloc::get_address): Likewise.
9483 (Output_section::is_input_address_mapped): Don't call
9484 is_section_specially_mapped.
9485 (Output_section::output_offset): Likewise.
9486 (Output_section::output_address): Likewise.
9487 (Output_section::starting_output_address): Likewise.
9488 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9489 parameter to Sized_relobj*.
9490 (Copy_relocs::need_copy_reloc): Likewise.
9491 (Copy_relocs::save): Likewise.
9492 * copy-relocs.h (class Copy_relocs): Update declarations.
9493 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9494 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9495 * target-reloc.h (relocate_for_relocatable): Change
9496 offset_in_output_section type to Elf_Addr. Change code that uses
9498 * layout.cc (Layout::layout): Always set *off.
9499 * mapfile.cc (Mapfile::print_input_section): Use
9500 output_section_offset.
9501 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9503 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9504 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9505 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9507 2008-07-03 Ian Lance Taylor <iant@google.com>
9509 * layout.cc (Layout::include_section): Do not discard unrecognized
9510 SHT_STRTAB sections.
9512 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9514 * script.cc (Lex::can_continue_name): Make '?' allowable in
9515 version-script names.
9516 * testsuite/version_script.map: Change glob pattern to use '?'
9518 2008-06-30 Manish Singh <yosh@gimp.org>
9521 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9524 2008-06-30 Ian Lance Taylor <iant@google.com>
9528 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9529 versions]: Don't try to read the value in the contents, since we
9530 don't use it. Use the template endianness when writing.
9532 2008-06-25 Cary Coutant <ccoutant@google.com>
9534 * fileread.cc (File_read::make_view): Assert on zero-length view.
9535 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9536 symbol table when there are no symbols to read.
9538 2008-06-23 Craig Silverstein <csilvers@google.com>
9540 * version.cc (version_string): Bump to 1.7
9542 2008-06-18 Craig Silverstein <csilvers@google.com>
9544 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9545 constant 0xFFFF to type Valtype.
9546 (Powerpc_relocate_functions::rel16_ha): Likewise.
9548 2008-06-17 Ian Lance Taylor <iant@google.com>
9550 * output.h (Output_section::Input_section): Initialize p2align_ to
9551 zero for Output_section_data constructors.
9552 (Output_section::Input_section::addralign): If not an input
9553 section, return the alignment of the Output_section_data.
9554 * testsuite/copy_test.cc: New file.
9555 * testsuite/copy_test_1.cc: New file.
9556 * testsuite/copy_test_2.cc: New file.
9557 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9558 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9559 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9560 (copy_test_1_pic.o, copy_test_1.so): New targets.
9561 (copy_test_2_pic.o, copy_test_2.so): New targets.
9562 * testsuite/Makefile.in: Rebuild.
9564 * script-sections.cc (Script_sections::place_orphan): Initialize
9565 local variable exact.
9567 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9569 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9571 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9572 David S. Miller <davem@davemloft.net>
9574 * powerpc.cc: New file.
9575 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9576 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9577 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9578 * Makefile.in: Rebuild.
9580 2008-06-09 Ian Lance Taylor <iant@google.com>
9582 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9584 (throwing, orig_terminate): New static variables.
9585 (terminate_handler): New static function.
9586 (t2): Set terminate handler.
9588 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9591 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9594 2008-05-30 Cary Coutant <ccoutant@google.com>
9596 * archive.cc (Archive::include_all_members) Correct to step
9597 over symbol table and extended name table in thin archives.
9599 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9602 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9605 2008-05-28 Caleb Howe <cshowe@google.com>
9607 * reduced_debug_output.cc: New file.
9608 * reduced_debug_output.h: New file.
9609 * options.h (class General_options): Add --strip-debug-non-line.
9610 * options.cc (General_options::finalize): Add strip_debug_non_line
9611 to the strip heirarchy.
9612 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9614 * layout.cc: Include "reduced_debug_output.h".
9615 (Layout::Layout): Initialize new fields.
9616 (line_only_debug_sections): New static array.
9617 (is_lines_only_debug_sections): New static inline function.
9618 (Layout::include_section): Handle --strip-debug-non-line.
9619 (Layout::make_output_section): If --strip-debug-non-line, build
9620 new output sections for .debug_abbrev and .debug_info.
9621 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9622 gold. Warn about possible overflow.
9623 (read_signed_LEB_128): Likewise.
9624 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9625 (read_signed_LEB_128): Declare.
9626 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9627 (HFILES): Add reduced_debug_output.h.
9628 * Makefile.in: Rebuild.
9630 2008-05-21 Ian Lance Taylor <iant@google.com>
9632 * mapfile.cc: New file.
9633 * mapfile.h: New file.
9634 * options.h (class General_options): Add -M/--print-map and -Map.
9635 * options.cc (General_options::finalize): Make -M equivalent to
9637 * main.cc: Include <cstdio> and "mapfile.h".
9638 (main): Open mapfile if requested.
9639 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9640 constructor. Change caller.
9641 (queue_initial_tasks): Add mapfile parameter. Change caller.
9642 (queue_middle_tasks): Likewise.
9643 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9645 * archive.cc: Include "mapfile.h".
9646 (Archive::add_symbols): Add mapfile parameter. Change all
9647 callers. Pass mapfile, symbol, and reason to include_member.
9648 (Archive::include_all_members): Add mapfile parameter. Change all
9650 (Archive::include_member): Add mapfile, sym, and why parameters.
9651 Change all callers. Report inclusion to map file.
9652 * archive.h: Include "fileread.h".
9653 (class Archive): Update declarations.
9654 (Archive::file): New const method.
9655 (class Add_archive_symbols): Add mapfile_ field. Update
9656 constructor. Change all callers.
9657 * readsyms.h (class Read_symbols): Likewise.
9658 (class Finish_group): Likewise.
9659 (class Read_script): Likewise.
9660 * common.cc: Include "mapfile.h".
9661 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9663 (Symbol_table::do_allocate_commons): Likewise.
9664 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9665 symbol allocation to mapfile.
9666 * common.h (class Allocate_commons_task): Add mapfile_ field.
9667 Update constructor. Change all callers.
9668 * symtab.h (class Symbol_table): Update declarations.
9669 * layout.cc: Include "mapfile.h".
9670 (Layout_task_runner::run): Print information to mapfile.
9671 (Layout::create_gold_note): Change Output_data_fixed_space to
9672 Output_data_zero_fill.
9673 (Layout::create_build_id): Likewise.
9674 (Layout::print_to_mapfile): New function.
9675 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9676 constructor. Change caller.
9677 (class Layout): Declare print_to_mapfile.
9678 * output.cc (Output_section::Input_section::print_to_mapfile): New
9680 (Output_section::add_input_section): If producing a map, always
9681 add to input_sections_ list.
9682 (Output_section::do_print_to_mapfile): New function.
9683 (Output_segment::print_sections_to_mapfile): New function.
9684 (Output_segment::print_section_list_to_mapfile): New function.
9685 * output.h: Include "mapfile.h".
9686 (Output_data::print_to_mapfile): New function.
9687 (Output_data::do_print_to_mapfile): New virtual function.
9688 (Output_segment_headers::do_print_to_mapfile): New function.
9689 (Output_file_header::do_print_to_mapfile): New function.
9690 (Output_data_const::do_print_to_mapfile): New function.
9691 (class Output_data_const_buffer): Add map_name_ field. Update
9692 constructor. Change all callers. Add do_print_to_mapfile
9694 (class Output_data_fixed_space): Likewise.
9695 (class Output_data_space): Likewise.
9696 (class Output_data_zero_fill): New class.
9697 (Output_data_strtab::do_print_to_mapfile): New function.
9698 (Output_data_reloc_base::do_print_to_mapfile): New function.
9699 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9700 (Output_data_group::do_print_to_mapfile): New function.
9701 (Output_data_got::do_print_to_mapfile): New function.
9702 (Output_data_dynamic::do_print_to_mapfile): New function.
9703 (Output_symtab_xindex::do_print_to_mapfile): New function.
9704 (class Output_section): Declare do_print_to_mapflie. Declare
9705 print_to_mapfile in Input_section.
9706 (class Output_segment): Declare new functions.
9707 * object.h (Sized_relobj::symbol_count): New function.
9708 * script-sections.cc
9709 (Output_section_element_dot_assignment::set_section_addresses):
9710 Change Output_data_fixed_space to Output_data_zero_fill.
9711 (Output_data_expression::do_print_to_mapfile): New function.
9712 * script.cc (read_input_script): Add mapfile parameter. Change
9714 * script.h (read_input_script): Update declaration.
9715 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9716 (Eh_frame::do_print_to_mapfile): New function.
9717 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9718 (Output_merge_string::do_print_to_mapfile): New function.
9719 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9721 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9723 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9725 * Makefile.am (CCFILES): Add mapfile.cc.
9726 (HFILES): Add mapfile.h.
9727 * Makefile.in: Rebuild.
9729 2008-05-19 Ian Lance Taylor <iant@google.com>
9731 * options.h (class General_options): Add -z relro.
9732 * layout.cc (Layout::Layout): Initialize relro_segment_.
9733 (Layout::add_output_section_data): Return the output section.
9734 (Layout::make_output_section): Rcognize relro sections and mark
9736 (Layout::attach_allocated_section_to_segment): Put relro sections
9737 in a PT_GNU_RELRO segment.
9738 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9740 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9742 (Layout::linkonce_mapping): Map d.rel.ro.local to
9744 (Layout::output_section_name): Us .data.rel.ro.local for any
9745 section which begins with that.
9746 * layout.h (class Layout): Update add_output_section_data
9747 declaration. Add relro_segment_ field.
9748 * output.cc (Output_section::Output_section): Initialize is_relro_
9749 and is_relro_local_ fields.
9750 (Output_segment::add_output_section): Group relro sections.
9751 (Output_segment::is_first_section_relro): New function.
9752 (Output_segment::maximum_alignment): If there is a relro section,
9753 align the segment to the common page size.
9754 (Output_segment::set_section_addresses): Track whether we are
9755 looking at relro sections. If the last section is a relro
9756 section, align to the common page size.
9757 (Output_segment::set_section_list_addresses): Add in_relro
9758 parameter. Change all callers. Align to the page size when
9759 moving from relro to non-relro section.
9760 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9762 * output.h (class Output_section): Add is_relro_ and
9763 is_relro_local_ fields.
9764 (Output_section::is_relro): New function.
9765 (Output_section::set_is_relro): New function.
9766 (Output_section::is_relro_local): New function.
9767 (Output_section::set_is_relro_local): New function.
9768 (class Output_segment): Update declarations.
9769 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9770 * sparc.cc (Target_sparc::got_section): Likewise.
9771 * x86_64.cc (Target_x86_64::got_section): Likewise.
9772 * testsuite/relro_test_main.cc: New file.
9773 * testsuite/relro_test.cc: New file.
9774 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9775 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9776 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9777 (relro_test.so, relro_test_pic.o): New targets.
9778 * testsuite/Makefile.in: Rebuild.
9780 2008-05-16 Ian Lance Taylor <iant@google.com>
9782 * output.cc (Output_segment::add_output_section): Remove front
9784 * output.h (class Output_segment): Remove
9785 add_initial_output_section and overloaded add_output_section.
9786 Update declaration of remaining add_output_section.
9787 * layout.cc (Layout::create_interp): Call add_output_section
9788 rather than add_initial_output_section.
9789 (Layout::finish_dynamic_section): Likewise.
9791 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9792 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9793 know the dynamic type.
9794 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9795 field. Initialize it in constructor.
9796 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9797 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9798 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9801 * output.cc (Output_reloc::get_address): Change return type to
9803 * output.h (class Output_reloc): Update get_address declaration.
9804 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9805 for section addresses.
9807 2008-05-09 Ian Lance Taylor <iant@google.com>
9810 * gold.cc (gold_nomem): Use return value of write.
9812 2008-05-08 Ian Lance Taylor <iant@google.com>
9814 * symtab.c (Symbol::init_base_output_data): Add version
9815 parameter. Change all callers.
9816 (Symbol::init_base_output_segment): Likewise.
9817 (Symbol::init_base_constant): Likewise.
9818 (Symbol::init_base_undefined): Likewise.
9819 (Sized_symbol::init_output_data): Likewise.
9820 (Sized_symbol::init_output_segment): Likewise.
9821 (Sized_symbol::init_constant): Likewise.
9822 (Sized_symbol::init_undefined): Likewise.
9823 (Symbol_table::do_define_in_output_data): If the new symbol has a
9824 version, mark it as the default.
9825 (Symbol_table::do_define_in_output_segment): Likewise.
9826 (Symbol_table::do_define_as_constant): Likewise.
9827 * symtab.h (class Symbol): Update declarations.
9828 (class Sized_symbol): Likewise.
9829 * resolve.cc (Symbol::override_version): New function.
9830 (Symbol::override_base): Call override_version.
9831 (Symbol::override_base_with_special): Likewise.
9832 * testsuite/ver_script_8.script: New file.
9833 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9834 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9835 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9836 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9838 2008-05-06 Ian Lance Taylor <iant@google.com>
9841 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9843 (class General_options): Remove existing --undefined, and add
9844 --no-undefined instead. Add new --undefined as synonym for -u.
9845 * archive.cc (Archive::add_symbols): Check whether symbol was
9847 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9848 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9849 all uses. Add IS_UNDEFINED. Update declarations to split
9850 different versions of init_base. Declare init_base_undefined.
9851 (Symbol::is_defined): Handle IS_UNDEFINED.
9852 (Symbol::is_undefined): Likewise.
9853 (Symbol::is_weak_undefined): Call is_undefined.
9854 (Symbol::is_absolute): Handle IS_CONSTANT.
9855 (class Sized_symbol): Update declarations to split different
9856 versions of init. Declare init_undefined.
9857 (class Symbol_table): Declare new functions.
9858 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9860 (Symbol::init_base_output_data): Likewise.
9861 (Symbol::init_base_output_segment): Likewise.
9862 (Symbol::init_base_constant): Likewise.
9863 (Symbol::init_base_undefined): New function.
9864 (Sized_symbol::init_object): Rename from init. Change all
9866 (Sized_symbol::init_output_data): Likewise.
9867 (Sized_symbol::init_output_segment): Likewise.
9868 (Sized_symbol::init_constant): Likewise.
9869 (Sized_symbol::init_undefined): New function.
9870 (Symbol_table::add_undefined_symbols_from_command_line): New
9872 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9874 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9875 (Symbol::output_section): Likewise.
9876 (Symbol::set_output_section): Likewise.
9877 (Symbol_table::sized_finalize_symbol): Likewise.
9878 (Symbol_table::sized_write_globals): Likewise.
9879 * resolve.cc (Symbol_table::should_override): Likewise.
9880 (Symbol::override_base_with_special): Likewise.
9882 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9883 symbol, change it to have default visibility.
9884 * testsuite/protected_1.cc: New file.
9885 * testsuite/protected_2.cc: New file.
9886 * testsuite/protected_3.cc: New file.
9887 * testsuite/protected_main_1.cc: New file.
9888 * testsuite/protected_main_2.cc: New file.
9889 * testsuite/protected_main_3.cc: New file.
9890 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9891 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9892 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9893 (protected_1.so): New target.
9894 (protected_1_pic.o, protected_2_pic.o): New targets.
9895 (protected_3_pic.o): New target.
9896 (check_PROGRAMS): Add protected_2.
9897 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9898 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9899 * testsuite/Makefile.in: Rebuild.
9901 * options.h (DEFINE_var): Add set_user_set_##varname__.
9902 (DEFINE_bool_alias): New macro.
9903 (class General_options): Define -Bstatic using DEFINE_bool_alias
9904 rather than DEFINE_special. Add --undefined as an alias for -z
9906 * options.cc (General_options::parse_Bstatic): Remove.
9908 * options.h (class General_options): Add --fatal-warnings.
9909 * main.cc (main): Implement --fatal-warnings.
9910 * errors.h (Errors::warning_count): New function.
9912 * options.h (class General_options): Add -Bsymbolic-functions.
9913 * symtab.h (Symbol::is_preemptible): Check for
9914 -Bsymbolic-functions.
9916 2008-05-05 Ian Lance Taylor <iant@google.com>
9918 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9919 as noVARNAME rather than no-VARNAME.
9920 (class General_options): Add option -z combreloc.
9921 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9923 (Output_reloc::sort_before) [SHT_REL]: New function.
9924 (Output_reloc::sort_before) [SHT_RELA]: New function.
9925 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9926 Sort_relocs_comparison.
9927 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9928 parameter. Change all callers.
9929 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9930 sort_relocs parameter. Change all callers.
9931 * output.cc (Output_reloc::get_address): New function, broken out
9933 (Output_reloc::write_rel): Call it.
9934 (Output_reloc::compare): New function.
9935 (Output_data_reloc_base::do_write): Optionally sort relocs.
9937 * configure.ac: If targ_extra_obj is set, link it in.
9938 * configure.tgt: Initialize all variables.
9939 (x86_64*): Set targ_extra_obj and targ_extra_size.
9940 * configure: Rebuild.
9942 * object.cc (Sized_relobj::include_section_group): Adjust section
9943 indexes read from group data. Build vector to pass to
9945 * layout.cc (Layout::layout_group): Add flags and shndxes
9946 parameters. Remove contents parameter. Change caller. Update
9947 explicit instantiations.
9948 * layout.h (class Layout): Update layout_group declaration.
9949 * output.cc (Output_data_group::Output_data_group): Add flags and
9950 input_shndxes parameters. Remove contents parameter. Change
9952 (Output_data_group::do_write): Change input_sections_ to
9954 * output.h (class Output_data_group): Update constructor
9955 declaration. Rename input_sections_ to input_shndxes_.
9956 * testsuite/many_sections_test.cc: Add template.
9958 2008-04-30 Cary Coutant <ccoutant@google.com>
9960 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9962 * layout.cc (Layout::include_section): Refactored check for debug
9964 (Layout::add_comdat): Add new parameters. Change type
9965 of signature parameter. Add object and shndx to signatures table.
9966 (Layout::find_kept_object): New function.
9967 * layout.h: Include <cstring>.
9968 (Layout::is_debug_info_section): New function.
9969 (Layout::add_comdat): Add new parameters.
9970 (Layout::find_kept_object): New function.
9971 (Layout::Kept_section): New struct.
9972 (Layout::Signatures): Change type of map range.
9973 * object.cc (Relobj::output_section_address): New function.
9974 (Sized_relobj::include_section_group): Add new parameters. Change
9975 calls to Layout::add_comdat. Change to build table of kept comdat
9976 groups and table mapping discarded sections to kept sections.
9977 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9978 (Sized_relobj::do_layout): Change calls to include_section_group and
9979 include_linkonce_section.
9980 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9981 value to zero when section is discarded.
9982 (Sized_relobj::map_to_kept_section): New function.
9983 * object.h (Relobj::output_section_address): New function.
9984 (Relobj::Comdat_group): New type.
9985 (Relobj::find_comdat_group): New function.
9986 (Relobj::Comdat_group_table): New type.
9987 (Relobj::Kept_comdat_section): New type.
9988 (Relobj::Kept_comdat_section_table): New type.
9989 (Relobj::add_comdat_group): New function.
9990 (Relobj::set_kept_comdat_section): New function.
9991 (Relobj::get_kept_comdat_section): New function.
9992 (Relobj::comdat_groups_): New field.
9993 (Relobj::kept_comdat_sections_): New field.
9994 (Symbol_value::input_value): Update comment.
9995 (Sized_relobj::map_to_kept_section) New function.
9996 (Sized_relobj::include_linkonce_section): Add new parameter.
9997 * target-reloc.h (Comdat_behavior): New type.
9998 (get_comdat_behavior): New function.
9999 (relocate_section): Add code to map a discarded section to the
10000 corresponding kept section when applying a relocation.
10002 2008-04-30 Craig Silverstein <csilvers@google.com>
10004 * dwarf_reader.cc (next_generation_count): New static var.
10005 (Addr2line_cache_entry): New struct.
10006 (addr2line_cache): New static var.
10007 (Dwarf_line_info::one_addr2line): Added caching.
10008 (Dwarf_line_info::clear_addr2line_cache): New function.
10009 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10010 cache-size parameter.
10011 (Dwarf_line_info::one_addr2line_cache): New function.
10012 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10013 new cache-size argument to one_addr2line(), and clear cache.
10015 2008-04-28 Cary Coutant <ccoutant@google.com>
10017 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10018 R_386_PC8 relocations.
10020 2008-04-23 Ian Lance Taylor <iant@google.com>
10022 * object.cc (Sized_relobj::include_section_group): Check for
10023 invalid section group.
10025 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10028 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10029 than read for file header.
10030 * archive.cc (Archive::include_member): Likewise.
10032 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10034 * aclocal.m4: Regenerate.
10035 * configure: Regenerate.
10037 2008-04-19 Ian Lance Taylor <iant@google.com>
10039 * version.cc (version_string): Bump to 1.6.
10041 * testsuite/Makefile.am (many_sections_r_test): New target.
10042 (many_sections_r_test_SOURCES): Remove.
10043 (many_sections_r_test_DEPENDENCIES): Remove.
10044 (many_sections_r_test_LDFLAGS): Remove.
10045 (many_sections_r_test_LDADD): Remove.
10047 * object.cc (Sized_relobj::do_add_symbols): Always pass
10048 local_symbol_count_ to add_from_relobj.
10050 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10051 every thousand variables.
10052 * testsuite/Makefile.in: Rebuild.
10054 * object.cc (Xindex::initialize_symtab_xindex): New function.
10055 (Xindex::read_symtab_xindex): New function.
10056 (Xindex::sym_xindex_to_shndx): New function.
10057 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10059 (Sized_relobj::do_initialize_xindex): New function.
10060 (Sized_relobj::do_read_symbols): Adjust section links.
10061 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10062 parameter. Change all callers.
10063 (Sized_relobj::include_section_group): Adjust section links and
10064 symbol section indexes.
10065 (Sized_relobj::do_layout): Adjust section links.
10066 (Sized_relobj::do_count_local_symbols): Adjust section links and
10067 symbol section indexes.
10068 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10069 ordinary and special symbols.
10070 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10071 dynsym_xindex parameters. Change all callers. Adjust section
10072 links. Use SHN_XINDEX when needed.
10073 (Sized_relobj::get_symbol_location_info): Adjust section links.
10074 Don't get fooled by special symbols.
10075 * object.h (class Xindex): Define.
10076 (class Object): Add xindex_ parameter. Declare virtual functoin
10077 do_initialize_xindex.
10078 (Object::adjust_sym_shndx): New function.
10079 (Object::set_xindex): New protected function.
10080 (class Symbol_value): Add is_ordinary_shndx_ field.
10081 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10082 (Symbol_value::value): Assert ordinary section.
10083 (Symbol_value::initialize_input_to_output_map): Likewise.
10084 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10085 Change all callers.
10086 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10088 (class Sized_relobj): Update declarations.
10089 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10090 parameter. Change all callers.
10091 (Sized_relobj::adjust_shndx): New function.
10092 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10094 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10095 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10096 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10097 (Sized_dynobj::read_dynsym_section): Adjust section links.
10098 (Sized_dynobj::read_dynamic): Likewise.
10099 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10101 (Sized_dynobj::do_initialize_xindex): New function.
10102 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10103 do_initialize_xindex.
10104 (Sized_dynobj::adjust_shndx): New function.
10105 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10106 dynsym_xindex_ fields.
10107 (Layout::finalize): Add a call to set_section_indexes before
10108 creating the symtab sections.
10109 (Layout::set_section_indexes): Don't do anything if the section
10110 already has a section index.
10111 (Layout::create_symtab_sections): Add shnum parameter. Change
10112 caller. Create .symtab_shndx section if needed.
10113 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10115 (Layout::allocated_output_section_count): New function.
10116 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10118 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10119 fields. Update declarations.
10120 (Layout::symtab_xindex): New function.
10121 (Layout::dynsym_xindex): New function.
10122 (class Write_symbols_task): Add layout_ field.
10123 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10125 * output.cc (Output_section_headers::Output_section_headers): Add
10126 shstrtab_section parameter. Change all callers.
10127 (Output_section_headers::do_sized_write): Store overflow values
10128 for section count and section string table section index in
10129 section header zero.
10130 (Output_file_header::do_sized_write): Check for overflow of
10131 section count and section string table section index.
10132 (Output_symtab_xindex::do_write): New function.
10133 (Output_symtab_xindex::endian_do_write): New function.
10134 * output.h (class Output_section_headers): Add shstrtab_section_.
10135 Update declarations.
10136 (class Output_symtab_xindex): Define.
10137 (Output_section::has_out_shndx): New function.
10138 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10140 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10141 Change all callers.
10142 (Sized_symbol::init): Likewise.
10143 (Symbol::output_section): Check for ordinary symbol.
10144 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10145 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10147 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10148 Change all callers. Simplify handling of symbols from sections
10149 not included in the link.
10150 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10152 (Weak_alias_sorter::operator()): Assert that symbols are
10154 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10156 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10157 parameters. Change all callers.
10158 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10159 symbol distinction. Use SHN_XINDEX when needed.
10160 (Symbol_table::write_section_symbol): Add symtab_xindex
10161 parameter. Change all callers.
10162 (Symbol_table::sized_write_section_symbol): Likewise. Use
10163 SHN_XINDEX when needed.
10164 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10166 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10167 (Symbol::is_defined): Check is_ordinary.
10168 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10169 (Symbol::is_absolute, Symbol::is_common): Likewise.
10170 (class Sized_symbol): Update declarations.
10171 (class Symbol_table): Update declarations.
10172 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10173 parameters. Change all callers.
10174 (Sized_symbol::override): Likewise.
10175 (Symbol_table::override): Likewise.
10176 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10177 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10178 is_ordinary, and orig_st_shndx parameters. Change all callers.
10179 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10180 to be in an ordinary section.
10181 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10182 object and is_ordinary parameters. Change all callers.
10183 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10184 Change all callers. Don't add undefined or non-ordinary symbols
10186 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10187 Change all callers.
10188 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10190 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10191 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10192 (Sized_relobj::relocate_sections): Likewise.
10193 * target-reloc.h (scan_relocs): Adjust section symbol index.
10194 (scan_relocatable_relocs): Likewise.
10195 * i386.cc (Scan::local): Check for ordinary symbols.
10196 * sparc.cc (Scan::local): Likewise.
10197 * x86_64.cc (Scan::local): Likewise.
10198 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10199 to symbol_section_and_value.
10200 * testsuite/many_sections_test.cc: New file.
10201 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10202 (check_PROGRAMS): Add many_sections_test.
10203 (many_sections_test_SOURCES): Define.
10204 (many_sections_test_DEPENDENCIES): Define.
10205 (many_sections_test_LDFLAGS): Define.
10206 (BUILT_SOURCES): Add many_sections_define.h.
10207 (many_sections_define.h): New target.
10208 (BUILT_SOURCES): Add many_sections_check.h.
10209 (many_sections_check.h): New target.
10210 (check_PROGRAMS): Add many_sections_r_test.
10211 (many_sections_r_test_SOURCES): Define.
10212 (many_sections_r_test_DEPENDENCIES): Define.
10213 (many_sections_r_test_LDFLAGS): Define.
10214 (many_sections_r_test_LDADD): Define.
10215 (many_sections_r_test.o): New target.
10216 * testsuite/Makefile.in: Rebuild.
10218 2008-04-17 Cary Coutant <ccoutant@google.com>
10220 * errors.cc (Errors::info): New function.
10221 (gold_info): New function.
10222 * errors.h (Errors::info): New function.
10223 * gold.h (gold_info): New function.
10224 * object.cc (Input_objects::add_object): Print trace output.
10225 * options.cc (options::parse_set): New function.
10226 (General_options::parse_wrap): Deleted.
10227 (General_options::General_options): Deleted initializer.
10228 * options.h (options::String_set): New typedef.
10229 (options::parse_set): New function.
10230 (DEFINE_set): New macro.
10231 (General_options::wrap): Changed to use DEFINE_set. Changed
10232 callers of any_wrap_symbols and is_wrap_symbol.
10233 (General_options::trace, General_options::trace_symbol):
10235 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10236 (General_options::wrap_symbols_): Deleted.
10237 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10239 2008-04-17 David S. Miller <davem@davemloft.net>
10241 * options.cc (General_options::parse_V): New function.
10242 * options.h: Add entries for -V and -Qy.
10244 2008-04-17 Ian Lance Taylor <iant@google.com>
10246 * common.cc (Symbol_table::allocate_commons): Remove options
10247 parameter. Change caller.
10248 (Symbol_table::do_allocate_commons): Remove options parameter.
10249 Change caller. Just call do_allocate_commons_list twice.
10250 (Symbol_table::do_allocate_commons_list): New function, broken out
10251 of do_allocate_commons.
10252 * common.h (class Allocate_commons_task): Remove options_ field.
10253 Update constructor.
10254 * symtab.cc (Symbol_table::Symbol_table): Initialize
10256 (Symbol_table::add_from_object): Put TLS common symbols on
10258 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10259 which are IN_OUTPUT_DATA.
10260 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10261 allocate_commons and do_allocate_commons declarations. Declare
10262 do_allocate_commons_list.
10263 * gold.cc (queue_middle_tasks): Update creation of
10264 Allocate_commons_task to not pass options.
10265 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10266 (TLS_TEST_C_FLAGS): New variable.
10267 (tls_test_c_pic.o): New target.
10268 (tls_test_shared.so): Link in tls_test_c_pic.o.
10269 (tls_test_c_pic_ie.o): New target.
10270 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10271 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10272 (tls_test_c.o): New target.
10273 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10274 (tls_pic_test_LDADD): Likewise.
10275 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10276 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10277 (tls_test_c_gnu2.o): New target.
10278 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10280 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10281 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10282 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10283 * testsuite/tls_test.cc: Include "config.h".
10284 (t_last): Call t11_last.
10285 * testsuite/tls_test.h (t11, t11_last): Declare.
10286 * testsuite/tls_test_c.c: New file.
10287 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10288 * configure.ac: Check for OpenMP support.
10289 * configure, config.in, Makefile.in: Rebuild.
10290 * testsuite/Makefile.in: Rebuild.
10292 2008-04-16 Cary Coutant <ccoutant@google.com>
10294 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10295 (Target_i386::tls_base_symbol_defined_): New field.
10296 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10297 (Target_i386::Scan::global): Likewise.
10298 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10299 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10300 (Target_x86_64::tls_base_symbol_defined_): New field.
10301 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10302 (Target_x86_64::Scan::global): Likewise.
10304 2008-04-16 Cary Coutant <ccoutant@google.com>
10306 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10307 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10308 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10309 building shared libraries.
10310 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10311 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10312 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10313 * testsuite/Makefile.in: Rebuild.
10314 * testsuite/weak_undef.h: New file.
10315 * testsuite/weak_undef_file1.cc: Add extra test cases.
10316 * testsuite/weak_undef_file2.cc: Likewise.
10317 * testsuite/weak_undef_test.cc: Likewise.
10319 2008-04-16 David S. Miller <davem@davemloft.net>
10321 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10322 Add issued_non_pic_error_ field. Declare check_non_pic.
10323 (Target_sparc::Scan::check_non_pic): New function.
10324 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10325 (Target_sparc::Scan::global): Likewise.
10327 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10328 * configure: Rebuild.
10330 * options.h (DEFINE_enable): New macro.
10331 (new_dtags): New enable option.
10332 (initfirst, interpose, loadfltr, nodefaultlib,
10333 nodelete, nodlopen, nodump): New -z options.
10334 * layout.cc (Layout:finish_dynamic_section): If new
10335 dtags enabled, emit DT_RUNPATH. Also, emit a
10336 DT_FLAGS_1 containing any specified -z flags.
10338 2008-04-16 Ian Lance Taylor <iant@google.com>
10340 * copy-relocs.cc: New file.
10341 * copy-relocs.h: New file.
10342 * reloc.cc: Remove Copy_relocs code.
10343 * reloc.h: Likewise.
10344 * reloc-types.h (struct Reloc_types) [both versions]: Add
10345 get_reloc_addend_noerror.
10346 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10347 variants of add_global which take an addend which must be zero.
10348 * i386.cc: Include "copy-relocs.h".
10349 (class Target_i386): Change type of copy_relocs_ to variable,
10350 update initializer.
10351 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10352 Change all callers.
10353 (Target_i386::do_finalize_sections): Change handling of
10355 * sparc.cc: Include "copy-relocs.h".
10356 (class Target_sparc): Change type of copy_relocs_ to variable,
10357 update initializer.
10358 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10359 Change all callers.
10360 (Target_sparc::do_finalize_sections): Change handling of
10362 * x86_64.cc: Include "copy-relocs.h".
10363 (class Target_x86_64): Change type of copy_relocs_ to variable,
10364 update initializer.
10365 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10366 class. Change all callers.
10367 (Target_x86_64::do_finalize_sections): Change handling of
10369 * Makefile.am (CCFILES): Add copy-relocs.cc.
10370 (HFILES): Add copy-relocs.h.
10372 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10374 * testsuite/script_test_4.sh: Permit leading zeroes.
10376 2008-04-15 Ian Lance Taylor <iant@google.com>
10378 * script-sections.cc (Script_sections::create_segments): Use
10379 header_size_adjustment even when there is enough room for the
10381 * testsuite/script_test_4.sh: New file.
10382 * testsuite/script_test_4.t: New file.
10383 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10384 (check_DATA): Add script_test_4.stdout.
10385 (MOSTLYCLEANFILES): Likewise.
10386 (script_test_4): New target.
10387 (script_test_4.stdout): New target.
10388 * testsuite/Makefile.in: Rebuild.
10390 * sparc.cc: Add definitions for Output_data_plt_sparc class
10393 2008-04-14 David S. Miller <davem@davemloft.net>
10395 * sparc.cc: New file.
10396 * Makefile.am (TARGETSOURCES): Add sparc.cc
10397 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10398 * configure.tgt: Document targ_extra_size and
10399 targ_extra_big_endian. Add entries for sparc-* and
10401 * configure.ac: Handle targ_extra_size and
10402 targ_extra_big_endian.
10403 * Makefile.in: Rebuild.
10404 * configure: Likewise.
10405 * po/POTFILES.in: Likewise.
10406 * po/gold.pot: Likewise.
10408 2008-04-14 Ian Lance Taylor <iant@google.com>
10410 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10411 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10412 in the name/type/flags to section mapping. Don't call
10413 allocate_output_section.
10414 (Layout::choose_output_section): Change parameter from adjust_name
10415 to is_input_section. Don't permit input sections after sections
10416 are attached to segments. Don't call allocate_output_section.
10417 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10418 not write_enable_output_section.
10419 (Layout::make_output_section): Don't push to
10420 unattached_section_list_ nor call attach_to_segment. Call
10421 attach_section_to_segment if sections are attached.
10422 (Layout::attach_sections_to_segments): New function.
10423 (Layout::attach_section_to_segment): New function.
10424 (Layout::attach_allocated_section_to_segment): Rename from
10425 attach_to_segment. Remove flags parameter.
10426 (Layout::allocate_output_section): Remove function.
10427 (Layout::write_enable_output_section): Remove function.
10428 * layout.h (class Layout): Update for above changes. Add new
10429 field sections_are_attached_.
10430 * output.h (Output_section::update_flags_for_input_section): New
10432 * output.cc (Output_section::add_input_section): Call
10433 update_flags_for_input_section.
10434 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10436 2008-04-11 Cary Coutant <ccoutant@google.com>
10438 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10439 thought unnecessary.
10440 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10442 2008-04-11 Ian Lance Taylor <iant@google.com>
10444 * output.h (class Output_section_data): Remove inline definition
10446 * output.cc (Output_section_data::set_addralign): New function.
10448 2008-04-11 Cary Coutant <ccoutant@google.com>
10450 Add support for TLS descriptors for i386 and x86_64.
10451 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10452 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10453 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10455 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10456 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10457 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10459 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10460 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10461 Fix problem with initial-exec relocations.
10462 (Target_i386::Relocate::relocate_tls): Likewise.
10463 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10465 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10466 support for section-plus-offset dynamic table entries.
10467 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10468 (Output_data_dynamic::Dynamic_entry): Add support for
10469 section-plus-offset dynamic table entries.
10470 (Output_data_dynamic::Classification): Likewise.
10471 (Output_data_dynamic::classification_): Renamed offset_.
10472 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10473 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10474 (Target_x86_64::make_plt_section): New function.
10475 (Target_x86_64::reserve_tlsdesc_entries): New function.
10476 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10477 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10478 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10479 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10480 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10481 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10482 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10483 add extra PLT entry for TLS descriptors.
10484 (Output_data_plt_x86_64::got_): New field.
10485 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10486 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10488 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10490 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10491 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10492 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10493 R_386_TLS_DESC_CALL relocations.
10494 (Target_x86_64::Scan::global): Likewise.
10495 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10496 for TLS descriptors.
10497 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10498 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10499 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10500 GD-to-IE relaxation.
10501 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10502 and TLS_DESCRIPTORS.
10503 * Makefile.in: Rebuild.
10504 * configure: Rebuild.
10505 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10506 (tls_test_shared2.so): New target.
10507 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10508 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10509 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10510 (tls_shared_gd_to_ie_test_LDADD): New variable.
10511 (tls_shared_gnu2_gd_to_ie_test): New target.
10512 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10514 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10515 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10516 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10517 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10518 (tls_shared_gnu2_test): New target.
10519 (tls_test_gnu2_shared.so): New target.
10520 (tls_shared_gnu2_test_SOURCES): New variable.
10521 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10522 (tls_shared_gnu2_test_LDFLAGS): New variable.
10523 (tls_shared_gnu2_test_LDADD): New variable.
10524 * testsuite/Makefile.in: Rebuild.
10525 * testsuite/Makefile.
10527 2008-04-11 Ian Lance Taylor <iant@google.com>
10529 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10531 * testsuite/Makefile.in: Rebuild.
10533 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10535 * testsuite/script_test_2.cc (main): Adjust test.
10537 2008-04-11 David S. Miller <davem@davemloft.net>
10538 Ian Lance Taylor <iant@google.com>
10540 * options.h (General_options): Add entries for '-Y' and
10542 * options.cc (General_options:finalize): If -Y was used, add those
10543 entries to the library path instead of the default "/lib" and
10546 2008-04-11 David S. Miller <davem@davemloft.net>
10548 * testsuite/justsyms.t: Start at 0x100.
10549 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10550 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10552 * testsuite/script_test_2.cc: Adjust string and section length
10555 2008-04-09 Ian Lance Taylor <iant@google.com>
10558 * script-sections.cc (Sections_element::allocate_to_segment): Add
10560 (Output_section_definition::allocate_to_segment): Likewise.
10561 (Orphan_output_section::allocate_to_segment): Likewise.
10562 (Script_sections::attach_sections_using_phdrs_clause): Don't
10563 propagate non-PT_LOAD segments to orphan sections.
10564 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10565 readelf rather than objdump.
10566 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10567 .interp section and PT_INTERP segment are the same size.
10568 * testsuite/Makefile.in: Rebuild.
10570 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10571 aliases for symbols defined in the same object.
10572 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10573 (weak_alias_test_SOURCES): New variable.
10574 (weak_alias_test_DEPENDENCIES): New variable.
10575 (weak_alias_test_LDFLAGS): New variable.
10576 (weak_alias_test_LDADD): New variable.
10577 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10578 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10579 (weak_alias_test_3.o): New target.
10580 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10581 * testsuite/weak_alias_test_main.cc: New file.
10582 * testsuite/weak_alias_test_1.cc: New file.
10583 * testsuite/weak_alias_test_2.cc: New file.
10584 * testsuite/weak_alias_test_3.cc: New file.
10586 2008-04-08 Ian Lance Taylor <iant@google.com>
10588 * options.h (class General_options): Add --noinhibit-exec option.
10589 * main.cc (main): Check --noinhibit-exec.
10591 * options.h (class General_options): Define --wrap as a special
10592 option. Add wrap_symbols_ field.
10593 (General_options::any_wrap_symbols): New function.
10594 (General_options::is_wrap_symbol): New function.
10595 * options.cc (General_options::parse_wrap): New function.
10596 (General_options::General_options): Initialize wrap_symbols_.
10597 * symtab.cc (Symbol_table::wrap_symbol): New function.
10598 (Symbol_table::add_from_object): Handle --wrap.
10599 * symtab.h (class Symbol_table): Declare wrap_symbol.
10600 * target.h (Target::wrap_char): New function.
10601 (Target::Target_info): Add wrap_char field.
10602 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10603 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10604 * testsuite/testfile.cc (Target_test::test_target_info):
10607 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10610 * layout.h (class Layout): Add added_eh_frame_data_ field.
10611 * layout.cc (Layout::Layout): Initialize new field.
10612 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10613 output section until we find a section we merged successfully.
10614 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10615 that the size be non-zero.
10617 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10620 2008-04-08 Craig Silverstein <csilvers@google.com>
10622 * configure.ac: Export new conditional variable HAVE_ZLIB.
10623 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10625 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10626 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10628 2008-04-07 Ian Lance Taylor <iant@google.com>
10630 * version.cc (version_string): Set to "1.5".
10632 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10633 Add issued_non_pic_error_ field. Declare check_non_pic.
10634 (Target_x86_64::Scan::check_non_pic): New function.
10635 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10636 (Target_x86_64::Scan::global): Likewise.
10638 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10639 addend parameter. Change caller. Handle merge sections.
10640 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10641 Address to Addend. Don't add in the result of
10642 local_section_offset, pass down the addend and use the returned
10644 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10645 Update declarations of local_section_offset and symbol_value.
10646 * testsuite/two_file_test_1.cc (t18): New function.
10647 * testsuite/two_file_test_2.cc (f18): New function.
10648 * testsuite/two_file_test_main.cc (main): Call t18.
10649 * testsuite/two_file_test.h (t18, f18): Declare.
10651 * configure.ac: Don't test for objdump, c++filt, or readelf.
10652 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10654 (TEST_READELF): New variable.
10655 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10656 (check_PROGRAMS): Add two_file_strip_test.
10657 (two_file_strip_test): New target.
10658 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10659 (two_file_same_shared_strip_test_SOURCES): New variable.
10660 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10661 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10662 (two_file_same_shared_strip_test_LDADD): New variable.
10663 (two_file_shared_strip.so): New target.
10664 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10665 (ver_test_5.syms, ver_test_7.syms): Likewise.
10666 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10667 (strip_test_3.stdout): Use TEST_OBJDUMP.
10668 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10670 2008-04-04 Cary Coutant <ccoutant@google.com>
10672 * symtab.h (Symbol::is_weak_undefined): New function.
10673 (Symbol::is_strong_undefined): New function.
10674 (Symbol::is_absolute): New function.
10675 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10676 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10678 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10679 (weak_undef_test): New target.
10680 * testsuite/Makefile.in: Rebuild.
10681 * testsuite/weak_undef_file1.cc: New file.
10682 * testsuite/weak_undef_file2.cc: New file.
10683 * testsuite/weak_undef_test.cc: New file.
10685 2008-04-03 Craig Silverstein <csilvers@google.com>
10687 * compressed_output.h (class Output_compressed_section): Use
10689 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10691 (zlib_compressed_suffix): Removed.
10692 (Output_compressed_section::set_final_data_size): Use unsigned
10694 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10695 Fix linker invocation.
10696 (flagstest_o_specialfile_and_compress_debug_sections):
10698 * testsuite/Makefile.in: Regenerated.
10700 2008-04-02 David S. Miller <davem@davemloft.net>
10702 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10703 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10705 2008-04-02 Craig Silverstein <csilvers@google.com>
10709 2008-04-02 Ian Lance Taylor <iant@google.com>
10711 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10712 parameters. Update for new key type to views_. Change all
10714 (File_read::read): Adjust for byteshift in returned view.
10715 (File_read::add_view): New function, broken out of
10716 find_and_make_view.
10717 (File_read::make_view): New function, broken out of
10718 find_and_make_view.
10719 (File_read::find_or_make_view): Add offset and aligned
10720 parameters. Rewrite accordingly. Change all callers.
10721 (File_read::get_view): Add offset and aligned parameters. Adjust
10722 for byteshift in return value.
10723 (File_read::get_lasting_view): Likewise.
10724 * fileread.h (class File_read): Update declarations.
10725 (class File_read::View): Add byteshift_ field. Add byteshift to
10726 constructor. Add byteshift method.
10727 * archive.h (Archive::clear_uncached_views): New function.
10728 (Archive::get_view): Add aligned parameter. Change all callers.
10729 * object.h (Object::get_view): Add aligned parameter. Change all
10731 (Object::get_lasting_view): Likewise.
10733 * fileread.cc (File_read::release): Don't call clear_views if
10734 there are multiple objects.
10735 * fileread.h (File_read::clear_uncached_views): New function.
10736 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10739 2008-03-31 Cary Coutant <ccoutant@google.com>
10741 Add thin archive support.
10742 * archive.cc (Archive::armagt): New const.
10743 (Archive::setup): Remove task parameter and calls to unlock.
10744 (Archive::unlock_nested_archives): New function.
10745 (Archive::read_header): Add nested_off parameter. Change
10747 (Archive::interpret_header): Likewise.
10748 (Archive::include_all_members): Change to handle thin
10750 (Archive::include_member): Likewise.
10751 * archive.h (Archive::Archive): Add new parameters and
10753 (Archive::armagt): New const.
10754 (Archive::setup): Remove task parameter.
10755 (Archive::unlock_nested_archives): New function.
10756 (Archive::read_header): Add nested_off parameter.
10757 (Archive::interpret_header): Likewise.
10758 (Archive::Nested_archive_table): New typedef.
10759 (Archive::is_thin_archive_): New field.
10760 (Archive::nested_archives_): New field.
10761 (Archive::options_): New field.
10762 (Archive::dirpath_): New field.
10763 (Archive::task_): New field.
10764 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10765 for thin archives. Pass additional parameters to
10766 Archive::Archive. Unlock the archive file after calling
10769 2008-03-29 Ian Lance Taylor <iant@google.com>
10771 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10772 version symbol to be local.
10773 * testsuite/ver_test_4.sh: New file.
10774 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10775 (check_DATA): Add ver_test_4.syms.
10776 (ver_test_4.syms): New target.
10777 * testsuite/Makefile.in: Rebuild.
10780 (Output_section::Input_section_sort_entry::has_priority): New
10782 (Output_section::Input_section_sort_entry::match_file_name): New
10784 (Output_section::Input_section_sort_entry::match_section_name):
10786 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10788 (Output_section::Input_section_sort_entry::match_section_file):
10790 (Output_section::Input_section_sort_compare::operator()): Rewrite
10791 using new Input_section_sort_entry functions. Sort crtbegin and
10792 crtend first. Sort sections with no priority before sections with
10794 * testsuite/initpri1.c (d3): Check j != 4.
10795 (cd5): New constructor/destructor function.
10796 (main): Check j != 2.
10798 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10799 new symbol when resolving, don't call set_is_default.
10800 * testsuite/ver_test_7.cc: New file.
10801 * testsuite/ver_test_7.sh: New file.
10802 * testsuite/Makefile.am (ver_test_7.so): New target.
10803 (ver_test_7.o): New target.
10804 (check_SCRIPTS): Add ver_test_7.sh.
10805 (check_DATA): Add ver_test_7.syms.
10806 (ver_test_7.syms): New target.
10808 2008-03-28 Ian Lance Taylor <iant@google.com>
10810 * layout.cc (Layout::layout): If we see an input section with a
10811 name that needs sorting, set the must_sort flag for the output
10813 (Layout::make_output_section): If the name of the output section
10814 indicates that it might require sorting, set the may_sort flag.
10815 * output.h (Output_section::may_sort_attached_input_sections): New
10817 (Output_section::set_may_sort_attached_input_sections): New
10819 (Output_section::must_sort_attached_input_sections): New
10821 (Output_section::set_must_sort_attached_input_sections): New
10823 (class Output_section): Declare Input_section_sort_entry. Define
10824 Input_section_sort_compare. Declare
10825 sort_attached_input_sections. Add new fields:
10826 may_sort_attached_input_sections_,
10827 must_sort_attached_input_sections_,
10828 attached_input_sections_are_sorted_.
10829 * output.cc (Output_section::Output_section): Initialize new
10831 (Output_section::add_input_section): Add an entry to
10832 input_sections_ if may_sort or must_sort are true.
10833 (Output_section::set_final_data_size): Call
10834 sort_attached_input_sections if necessary.
10835 (Output_section::Input_section_sort_entry): Define new class.
10836 (Output_section::Input_section_sort_compare::operator()): New
10838 (Output_section::sort_attached_input_sections): New function.
10839 * configure.ac: Check whether the compiler supports constructor
10840 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10841 * testsuite/initpri1.c: New file.
10842 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10843 CONSTRUCTOR_PRIORITY.
10844 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10845 (initpri1_LDFLAGS): New variable.
10846 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10848 2008-03-27 Ian Lance Taylor <iant@google.com>
10850 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10851 * testsuite/common_test_1.c: New file.
10852 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10853 (common_test_1_SOURCES): New variable.
10854 (common_test_1_DEPENDENCIES): New variable.
10855 (common_test_1_LDFLAGS): New variable.
10857 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10858 and commons_ correctly when NAME/VERSION does not override
10860 * testsuite/ver_test_6.c: New file.
10861 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10862 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10863 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10865 2008-03-26 Ian Lance Taylor <iant@google.com>
10867 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10868 of an undefined symbol from a version script.
10869 * testsuite/Makefile.am (ver_test_5.so): New target.
10870 (ver_test_5.o): New target.
10871 (check_SCRIPTS): Add ver_test_5.sh.
10872 (check_DATA): Add ver_test_5.syms.
10873 (ver_test_5.syms): New target.
10874 * testsuite/ver_test_5.cc: New file.
10875 * testsuite/ver_test_5.script: New file.
10876 * testsuite/ver_test_5.sh: New file.
10877 * Makefile.in, testsuite/Makefile.in: Rebuild.
10880 Fix problems building gold with gcc 4.3.0.
10881 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10882 (gold_error_at_location, gold_warning_at_location): Use it.
10883 * configure.ac: Check whether we can compile and use a template
10884 function with a printf attribute.
10885 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10886 when jumping over bytes.
10887 * object.cc: Instantiate Object::read_section_data.
10888 * debug.h: Include <cstring>
10889 * dwarf_reader.cc: Include <algorithm>
10890 * main.cc: Include <cstring>.
10891 * options.cc: Include <cstring>.
10892 * output.cc: Include <cstring>.
10893 * script.cc: Include <cstring>.
10894 * script.h: Include <string>.
10895 * symtab.cc: Include <cstring> and <algorithm>.
10896 * target-select.cc: Include <cstring>.
10897 * version.cc: Include <string>.
10898 * testsuite/testmain.cc: Include <cstdlib>.
10899 * configure, config.in: Rebuild.
10901 2008-03-25 Ian Lance Taylor <iant@google.com>
10903 * options.cc: Include "../bfd/bfdver.h".
10904 (options::help): Print bug reporting address.
10906 * version.cc (print_version): Adjust output for current value of
10907 BFD_VERSION_STRING.
10911 * options.cc (options::help): Print list of supported targets.
10912 * target-select.h: Include <vector>.
10913 (class Target_selector): Make machine_, size_, and is_big_endian_
10914 fields const. Add bfd_name_ and instantiated_target_ fields.
10915 (Target_selector::Target_selector): Add bfd_name parameter.
10916 (Target_selector::recognize): Make non-virtual, call
10918 (Target_selector::recognize_by_name): Make non-virtual, call
10919 do_recognize_by_name.
10920 (Target_selector::supported_names): New function.
10921 (Target_selector::bfd_name): New function.
10922 (Target_selector::do_instantiate_target): New pure virtual
10924 (Target_selector::do_recognize): New virtual function.
10925 (Target_selector::do_recognize_by_name): New virtual function.
10926 (Target_selector::instantiate_target): New private function.
10927 (supported_target_names): Declare.
10928 * target-select.cc (Target_selector::Target_selector): Update for
10929 new parameter and fields.
10930 (select_target_by_name): Check that the name matches before
10931 calling recognize_by_name.
10932 (supported_target_names): New function.
10933 * i386.cc (class Target_selector_i386): Update Target_selector
10934 constructor call. Remove recognize and recognize_by_name. Add
10935 do_instantiate_target.
10936 * x86_64.cc (class Target_selector_x86_64): Likewise.
10937 * testsuite/testfile.cc (class Target_selector_test): Update for
10938 changes to Target_selector.
10940 * README: Rewrite, with some notes on unsupported features.
10942 2008-03-24 Cary Coutant <ccoutant@google.com>
10944 * i386.cc (Target_i386::Got_type): New enum declaration.
10945 (Target_i386::Scan::local): Updated callers of Output_data_got
10947 (Target_i386::Scan::global): Likewise.
10948 (Target_i386::Relocate::relocate): Likewise.
10949 (Target_i386::Relocate::relocate_tls): Likewise.
10950 * object.h (Got_offset_list): New class.
10951 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10952 (Sized_relobj::local_got_offset): Likewise.
10953 (Sized_relobj::set_local_got_offset): Likewise.
10954 (Sized_relobj::local_has_tls_got_offset): Removed.
10955 (Sized_relobj::local_tls_got_offset): Removed.
10956 (Sized_relobj::set_local_tls_got_offset): Removed.
10957 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10958 * output.cc (Output_data_got::add_global): Added got_type parameter.
10959 (Output_data_got::add_global_with_rel): Likewise.
10960 (Output_data_got::add_global_with_rela): Likewise.
10961 (Output_data_got::add_global_pair_with_rel): New function.
10962 (Output_data_got::add_global_pair_with_rela): New function.
10963 (Output_data_got::add_local): Added got_type parameter.
10964 (Output_data_got::add_local_with_rel): Likewise.
10965 (Output_data_got::add_local_with_rela): Likewise.
10966 (Output_data_got::add_local_pair_with_rel): New function.
10967 (Output_data_got::add_local_pair_with_rela): New function.
10968 (Output_data_got::add_global_tls): Removed.
10969 (Output_data_got::add_global_tls_with_rel): Removed.
10970 (Output_data_got::add_global_tls_with_rela): Removed.
10971 (Output_data_got::add_local_tls): Removed.
10972 (Output_data_got::add_local_tls_with_rel): Removed.
10973 (Output_data_got::add_local_tls_with_rela): Removed.
10974 * output.h (Output_data_got::add_global): Added got_type parameter.
10975 (Output_data_got::add_global_with_rel): Likewise.
10976 (Output_data_got::add_global_with_rela): Likewise.
10977 (Output_data_got::add_global_pair_with_rel): New function.
10978 (Output_data_got::add_global_pair_with_rela): New function.
10979 (Output_data_got::add_local): Added got_type parameter.
10980 (Output_data_got::add_local_with_rel): Likewise.
10981 (Output_data_got::add_local_with_rela): Likewise.
10982 (Output_data_got::add_local_pair_with_rel): New function.
10983 (Output_data_got::add_local_pair_with_rela): New function.
10984 (Output_data_got::add_global_tls): Removed.
10985 (Output_data_got::add_global_tls_with_rel): Removed.
10986 (Output_data_got::add_global_tls_with_rela): Removed.
10987 (Output_data_got::add_local_tls): Removed.
10988 (Output_data_got::add_local_tls_with_rel): Removed.
10989 (Output_data_got::add_local_tls_with_rela): Removed.
10990 * resolve.cc (Symbol::override_base_with_special): Removed
10991 reference to has_got_offset_ field.
10992 * symtab.cc (Symbol::init_fields): Replaced initialization
10993 of got_offset_ with got_offsets_. Removed initialization
10995 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10996 (Symbol::got_offset): Likewise.
10997 (Symbol::set_got_offset): Likewise.
10998 (Symbol::has_tls_got_offset): Removed.
10999 (Symbol::tls_got_offset): Removed.
11000 (Symbol::set_tls_got_offset): Removed.
11001 (Symbol::got_offset_): Removed.
11002 (Symbol::tls_mod_got_offset_): Removed.
11003 (Symbol::tls_pair_got_offset_): Removed.
11004 (Symbol::got_offsets_): New field.
11005 (Symbol::has_got_offset): Removed.
11006 (Symbol::has_tls_mod_got_offset): Removed.
11007 (Symbol::has_tls_pair_got_offset): Removed.
11008 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11009 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11011 (Target_x86_64::Scan::global): Likewise.
11012 (Target_x86_64::Relocate::relocate): Likewise.
11013 (Target_x86_64::Relocate::relocate_tls): Likewise.
11015 2008-03-25 Ben Elliston <bje@au.ibm.com>
11017 * yyscript.y: Fix spelling error in comment.
11019 2008-03-24 Ian Lance Taylor <iant@google.com>
11021 * options.h (class General_options): Define build_id option.
11022 * layout.h (class Layout): Declare write_build_id, create_note,
11023 create_build_id. Add build_id_note_ member.
11024 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11025 "libiberty.h", "md5.h", "sha1.h".
11026 (Layout::Layout): Initialize eh_frame_data_,
11027 eh_frame_hdr_section_, and build_id_note_.
11028 (Layout::finalize): Call create_build_id.
11029 (Layout::create_note): New function, broken out of
11030 Layout::create_gold_note.
11031 (Layout::create_gold_note): Call create_note.
11032 (Layout::create_build_id): New function.
11033 (Layout::write_build_id): New function.
11034 (Close_task_runner::run): Call write_build_id.
11036 * x86_64.cc: Correct license to GPLv3.
11038 2008-03-23 Ian Lance Taylor <iant@google.com>
11040 * options.cc: Include "demangle.h".
11041 (parse_optional_string): New function.
11042 (parse_long_option): Handle takes_optional_argument.
11043 (parse_short_option): Update dash_z initializer. Handle
11044 takes_optional_argument.
11045 (General_options::General_options): Initialize do_demangle_.
11046 (General_options::finalize): Set do_demangle_. Handle demangling
11048 * options.h (parse_optional_string): Declare.
11049 (struct One_option): Add optional_arg field. Update constructor.
11050 Update call constructor calls. Add takes_optional_argument
11052 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11053 (DEFINE_optional_string): Define.
11054 (General_options::demangle): Change from DEFINE_bool to
11055 DEFINE_optional_string.
11056 (General_options::no_demangle): New function.
11057 (General_options::do_demangle): New function.
11058 (General_options::set_do_demangle): New function.
11059 (General_options::execstack_status_): Move definition to end of
11061 (General_options::static_): Likewise.
11062 (General_options::do_demangle_): New field.
11063 * object.cc (big_endian>::get_symbol_location_info): Call
11064 Options::do_demangle, not Options::demangle.
11065 * symtab.cc (demangle): Likewise.
11067 2008-03-22 Ian Lance Taylor <iant@google.com>
11069 * gold.h: Include <cstddef> and <sys/types.h>
11070 * options.h: Include <cstring>.
11072 2008-03-21 Ian Lance Taylor <iant@google.com>
11074 * Added source code to GNU binutils.