1 2011-06-17 Ian Lance Taylor <iant@google.com>
3 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4 when making a shared library.
6 2011-06-17 Ian Lance Taylor <iant@google.com>
8 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
9 parameter. Change all callers. Don't issue warning about PC32
10 against locally defined symbol.
12 2011-06-16 Ian Lance Taylor <iant@google.com>
14 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
15 occurs in same object.
17 2011-06-14 Alan Modra <amodra@gmail.com>
19 * po/POTFILES.in: Regenerate.
21 2011-06-09 Ian Lance Taylor <iant@google.com>
24 (Orphan_output_section::set_section_addresses): For a relocatable
25 link set address to 0.
27 2011-06-09 Cary Coutant <ccoutant@google.com>
30 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
31 used with --compress-debug-sections.
32 * gold/object.cc (Sized_relobj_file::do_layout): Report
33 uncompressed size of compressed input sections.
35 2011-06-08 Cary Coutant <ccoutant@google.com>
38 * testsuite/two_file_test_2_v1.cc: Change initialization of
39 v2 to keep it in .data.
41 2011-06-07 Cary Coutant <ccoutant@google.com>
43 * common.cc (Symbol_table::do_allocate_commons_list): Call
45 * errors.cc (Errors::fatal): Adjust call to gold_exit.
46 (Errors::fallback): New function.
47 (gold_fallback): New function.
48 * errors.h (Errors::fallback): New function.
49 * gold.cc (gold_exit): Change status parameter to enum; adjust
51 (queue_initial_tasks): Call gold_fallback.
52 * gold.h: Include cstdlib.
53 (Exit_status): New enum type.
54 (gold_exit): Change status parameter to enum.
55 (gold_fallback): New function.
56 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
57 (Layout::create_symtab_sections): Likewise.
58 (Layout::create_shdrs): Likewise.
59 * main.cc (main): Adjust call to gold_exit.
60 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
61 (Output_data_got::add_got_entry_pair): Likewise.
62 (Output_section::add_input_section): Likewise.
63 (Output_section::add_output_section_data): Likewise.
64 (Output_segment::set_section_list_addresses): Likewise.
65 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
67 2011-06-07 Cary Coutant <ccoutant@google.com>
69 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
70 for incremental links.
71 * output.cc (Output_segment::set_section_list_addresses): Remove
72 FIXME and test for TLS or BSS.
74 2011-06-07 Cary Coutant <ccoutant@google.com>
76 * testsuite/Makefile.am: Add incremental_copy_test,
77 incremental_common_test_1.
78 * testsuite/Makefile.in: Regenerate.
79 * testsuite/common_test_1_v1.c: New source file.
80 * testsuite/common_test_1_v2.c: New source file.
81 * testsuite/copy_test_v1.cc: New source file.
83 2011-06-07 Cary Coutant <ccoutant@google.com>
85 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
86 update, allocate common from bss section's free list.
87 * incremental-dump.cc (dump_incremental_inputs): Print flag for
88 linker-defined symbols.
89 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
90 Skip GOT and PLT entries that are no longer referenced.
91 (Output_section_incremental_inputs::write_info_blocks): Mark
92 linker-defined symbols.
93 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
94 * output.cc (Output_section::allocate): New function.
95 * output.h (Output_section::allocate): New function.
96 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
97 linker-defined symbols.
98 (Symbol::override_base_with_special): Copy is_predefined_ flag.
99 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
100 (Symbol::init_base_output_data): Likewise.
101 (Symbol::init_base_output_segment): Likewise.
102 (Symbol::init_base_constant): Likewise.
103 (Sized_symbol::init_output_data): Likewise.
104 (Sized_symbol::init_output_segment): Likewise.
105 (Sized_symbol::init_constant): Likewise.
106 (Symbol_table::do_define_in_output_data): Likewise.
107 (Symbol_table::do_define_in_output_segment): Likewise.
108 (Symbol_table::do_define_as_constant): Likewise.
109 * symtab.h (Symbol::is_predefined): New function.
110 (Symbol::init_base_output_data): Add is_predefined parameter.
111 (Symbol::init_base_output_segment): Likewise.
112 (Symbol::init_base_constant): Likewise.
113 (Symbol::is_predefined_): New data member.
114 (Sized_symbol::init_output_data): Add is_predefined parameter.
115 (Sized_symbol::init_output_segment): Likewise.
116 (Sized_symbol::init_constant): Likewise.
117 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
119 2011-06-07 Cary Coutant <ccoutant@google.com>
121 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
122 instead of emit_copy_reloc.
123 (Copy_relocs::emit_copy_reloc): Refactor.
124 (Copy_relocs::make_copy_reloc): New function.
125 (Copy_relocs::add_copy_reloc): Remove.
126 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
128 (Copy_relocs::make_copy_reloc): New function.
129 (Copy_relocs::add_copy_reloc): Remove.
130 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
131 unchanged input files.
132 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
133 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
134 Reserve BSS space for COPY relocations.
135 (Sized_incremental_binary::do_emit_copy_relocs): New function.
136 (Output_section_incremental_inputs::write_info_blocks): Record
137 whether a symbol is copied from a shared object.
138 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
139 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
140 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
141 (Incremental_input_entry_reader::get_output_symbol_index): Add
143 (Incremental_binary::emit_copy_relocs): New function.
144 (Incremental_binary::do_emit_copy_relocs): New function.
145 (Sized_incremental_binary::Sized_incremental_binary): Initialize
147 (Sized_incremental_binary::add_copy_reloc): New function.
148 (Sized_incremental_binary::do_emit_copy_relocs): New function.
149 (Sized_incremental_binary::Copy_reloc): New struct.
150 (Sized_incremental_binary::Copy_relocs): New typedef.
151 (Sized_incremental_binary::copy_relocs_): New data member.
152 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
153 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
154 * target.h (Sized_target::emit_copy_reloc): New function.
155 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
157 2011-06-02 Cary Coutant <ccoutant@google.com>
160 * gold/archive.cc (Archive::Archive): Initialize new data member.
161 (Archive::include_all_members): Return if archive has already been
163 * gold/archive.h (Archive::include_all_members_): New data member.
165 2011-06-02 Nick Clifton <nickc@redhat.com>
167 * dynobj.h: Fix spelling mistake in comment.
168 * output.cc: Likewise.
170 2011-05-31 Doug Kwan <dougkwan@google.com>
174 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
175 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
176 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
177 redundant arm_exidx_test.so.
178 * testsuite/Makefile.in: Regenerate.
179 (check_SCRIPTS): Add pr12826.sh
180 (check_DATA): Add pr12826.stdout
181 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
182 * testsuite/pr12826.sh: New file.
183 * testsuite/pr12826_1.s: Ditto.
184 * testsuite/pr12826_1.s: Ditto.
186 2011-05-30 Ian Lance Taylor <iant@google.com>
188 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
191 2011-05-29 Ian Lance Taylor <iant@google.com>
194 * testsuite/Makefile.am: Use different file name for two_file_test
195 temporary file for each incremental test.
196 * testsuite/Makefile.in: Rebuild.
198 2011-05-29 Ian Lance Taylor <iant@google.com>
200 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
201 binary input file is empty.
203 2011-05-27 Ian Lance Taylor <iant@google.com>
205 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
206 (ver_test_9.so): Likewise.
207 * testsuite/Makefile.in: Rebuild.
209 2011-05-26 Cary Coutant <ccoutant@google.com>
211 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
212 * incremental.cc (Incremental_inputs::report_input_section): Fix
213 comment, indentation.
214 (Incremental_inputs::report_comdat_group): New function.
215 (Output_section_incremental_inputs::set_final_data_size): Adjust size
216 of data for incremental input file entry.
217 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
218 group count, COMDAT group signatures.
219 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
220 an unchanged input file.
221 * incremental.h (Incremental_object_entry::Incremental_object_entry):
222 Initialize new data member.
223 (Incremental_object_entry::add_comdat_group): New function.
224 (Incremental_object_entry::get_comdat_group_count): New function.
225 (Incremental_object_entry::get_comdat_signature_key): New function.
226 (Incremental_object_entry::groups_): New data member.
227 (Incremental_inputs::report_comdat_group): New function.
228 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
229 data for incremental input file entry.
230 (Incremental_input_entry_reader::get_comdat_group_count): New function.
231 (Incremental_input_entry_reader::get_input_section): Adjust size of
232 data for incremental input file entry.
233 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
234 (Incremental_input_entry_reader::get_comdat_group_signature): New
236 * object.cc (Sized_relobj::include_section_group): Report kept
237 COMDAT groups for incremental links.
239 2011-05-24 David Meyer <pdox@google.com>
241 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
242 with name parameter. Add found_name parameter.
243 * fileread.cc (Input_file::find_file): Adjust code accordingly.
244 * dirsearch.h (class Dirsearch): Update declaration.
246 2011-05-24 Ian Lance Taylor <iant@google.com>
248 * archive.cc (Library_base::should_include_member): Pull in object
249 from archive if it defines the entry symbol.
250 * parameters.cc (Parameters::entry): New function.
251 * parameters.h (class Parameters): Declare entry.
252 * output.h (class Output_file_header): Remove entry_ field.
253 * output.cc (Output_file_header::Output_file_header): Remove entry
254 parameter. Change all callers.
255 (Output_file_header::entry): Use parameters->entry.
256 * gold.cc (queue_middle_tasks): Likewise.
257 * plugin.cc (Plugin_hook::run): Likewise.
259 2011-05-24 Cary Coutant <ccoutant@google.com>
261 * gold.cc (queue_initial_tasks): Pass incremental base filename
262 to Output_file::open_base_file; don't print error message.
263 * incremental-dump.cc (main): Adjust call to
264 Output_file::open_for_modification.
265 * incremental-dump.cc (main): Likewise.
266 * incremental.cc (Incremental_inputs::report_command_line):
267 Ignore --incremental-base option when comparing command lines.
268 Ignore parameter when given as separate argument.
269 * options.h (class General_options): Add --incremental-base.
270 * output.cc (Output_file::Output_file):
271 (Output_file::open_base_file): Add base_name and writable parameters;
272 read base file into new file; print error message here.
273 (Output_file::map_no_anonymous): Add writable parameter; adjust all
275 * output.h (Output_file::open_for_modification): Rename to...
276 (Output_file::open_base_file): ...this; add base_name and
277 writable parameters; adjust all callers.
278 (Output_file::map_no_anonymous): Add writable parameter; adjust all
280 * testsuite/Makefile.am (incremental_test_4): Test
282 * testsuite/Makefile.in: Regenerate.
284 2011-05-24 Cary Coutant <ccoutant@google.com>
286 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
288 * testsuite/Makefile.in: Regenerate.
289 * testsuite/two_file_test_1_v1.cc: New test source file.
290 * testsuite/two_file_test_1b_v1.cc: New test source file.
291 * testsuite/two_file_test_2_v1.cc: New test source file.
293 2011-05-24 Cary Coutant <ccoutant@google.com>
295 * dynobj.h (Dynobj::do_dynobj): New function.
296 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
297 flag and soname for shared objects.
298 * incremental.cc (Incremental_inputs::report_object): Make
299 either Incremental_object_entry or Incremental_dynobj_entry; add
300 soname to string table.
301 (Incremental_inputs::report_input_section): Add assertion.
302 (Output_section_incremental_inputs::set_final_data_size): Adjust
303 type of input file entry for shared libraries; adjust size of
304 shared library info entry.
305 (Output_section_incremental_inputs::write_input_files): Write
306 as_needed flag for shared libraries.
307 (Output_section_incremental_inputs::write_info_blocks): Adjust type
308 of input file entry for shared libraries; write soname.
309 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
310 soname from incremental info.
311 * incremental.h (enum Incremental_input_flags): Add
312 INCREMENTAL_INPUT_AS_NEEDED.
313 (Incremental_input_entry::Incremental_input_entry): Initialize new
315 (Incremental_input_entry::set_as_needed): New function.
316 (Incremental_input_entry::as_needed): New function.
317 (Incremental_input_entry::do_dynobj_entry): New function.
318 (Incremental_input_entry::as_needed_): New data member.
319 (Incremental_object_entry::Incremental_object_entry): Don't check
321 (Incremental_object_entry::do_type): Likewise.
322 (class Incremental_dynobj_entry): New class.
323 (Incremental_input_entry_reader::as_needed): New function.
324 (Incremental_input_entry_reader::get_soname): New function.
325 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
326 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
327 size of shared library info entry.
328 * layout.cc (Layout::finish_dynamic_section): Don't test for
329 incremental link when adding DT_NEEDED entries.
330 * object.h (Object::Object): Initialize new data member.
331 (Object::dynobj): New function.
332 (Object::set_as_needed): New function.
333 (Object::as_needed): New function.
334 (Object::do_dynobj): New function.
335 (Object::as_needed_): New data member.
337 2011-05-24 Cary Coutant <ccoutant@google.com>
339 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
340 info; adjust display of GOT entries.
341 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
342 vector of input objects; remove file_status_.
343 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
344 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
345 got_plt reader; call target hooks to reserve GOT entries.
346 (Output_section_incremental_inputs::set_final_data_size): Adjust size
347 of input file info header and GOT info entry.
348 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
350 (Got_plt_view_info::got_descriptor): Remove.
351 (Got_plt_view_info::sym_index): New data member.
352 (Got_plt_view_info::input_index): New data member.
353 (Local_got_offset_visitor::visit): Write input file index.
354 (Global_got_offset_visitor::visit): Write 0 for input file index.
355 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
356 with sym_index and input_index.
357 (Output_section_incremental_inputs::write_got_plt): Adjust size of
358 incremental info GOT entry; replace got_descriptor with input_index.
359 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
360 map from input file index to object.
361 (Sized_relobj_incr::do_layout): Replace direct data member reference
362 with accessor function.
363 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
364 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
365 Adjust size of input file info header.
366 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
367 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
368 (Incremental_input_entry_reader::get_input_section): Adjust size of
369 input file info header.
370 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
371 of incremental info GOT entry.
372 (Incremental_got_plt_reader::get_got_desc): Remove.
373 (Incremental_got_plt_reader::get_got_symndx): New function.
374 (Incremental_got_plt_reader::get_got_input_index): New function.
375 (Sized_incremental_binary::Sized_incremental_binary): Remove
376 file_status_; add input_objects_.
377 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
378 (Sized_incremental_binary::set_file_is_unchanged): Remove.
379 (Sized_incremental_binary::file_is_unchanged): Remove.
380 (Sized_incremental_binary::set_input_object): New function.
381 (Sized_incremental_binary::input_object): New function.
382 (Sized_incremental_binary::file_status_): Remove.
383 (Sized_incremental_binary::input_objects_): New data member.
384 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
386 (Sized_relobj_incr::invalid_address): Move to base class.
387 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
389 (Sized_relobj_incr::do_output_section_offset): Likewise.
390 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
391 (Sized_relobj_incr::section_offsets_): Likewise.
392 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
394 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
395 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
396 with accessor function.
397 (Sized_relobj_file::do_layout): Likewise.
398 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
399 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
400 (Sized_relobj_file::compute_final_local_value): Replace refs to
401 section_offsets_ with accessor function.
402 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
403 * object.h (Relobj::Relobj): Initialize new data members.
404 (Relobj::add_dyn_reloc): New function.
405 (Relobj::first_dyn_reloc): New function.
406 (Relobj::dyn_reloc_count): New function.
407 (Relobj::first_dyn_reloc_): New data member.
408 (Relobj::dyn_reloc_count_): New data member.
409 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
411 (Sized_relobj::Address): New typedef.
412 (Sized_relobj::invalid_address): Move here from child class.
413 (Sized_relobj::Sized_relobj): Initialize new data members.
414 (Sized_relobj::sized_relobj): New function.
415 (Sized_relobj::is_output_section_offset_invalid): Move here from
417 (Sized_relobj::get_output_section_offset): Likewise.
418 (Sized_relobj::local_has_got_offset): Likewise.
419 (Sized_relobj::local_got_offset): Likewise.
420 (Sized_relobj::set_local_got_offset): Likewise.
421 (Sized_relobj::do_for_all_local_got_entries): Likewise.
422 (Sized_relobj::clear_got_offsets): New function.
423 (Sized_relobj::section_offsets): Move here from child class.
424 (Sized_relobj::do_output_section_offset): Likewise.
425 (Sized_relobj::do_set_section_offset): Likewise.
426 (Sized_relobj::Local_got_offsets): Likewise.
427 (Sized_relobj::local_got_offsets_): Likewise.
428 (Sized_relobj::section_offsets_): Likewise.
429 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
431 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
433 (Sized_relobj_file::sized_relobj): New function
434 (Sized_relobj_file::local_has_got_offset): Move to base class.
435 (Sized_relobj_file::local_got_offset): Likewise.
436 (Sized_relobj_file::set_local_got_offset): Likewise.
437 (Sized_relobj_file::get_output_section_offset): Likewise.
438 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
439 (Sized_relobj_file::do_output_section_offset): Likewise.
440 (Sized_relobj_file::do_set_section_offset): Likewise.
441 (Sized_relobj_file::Local_got_offsets): Likewise.
442 (Sized_relobj_file::local_got_offsets_): Likewise.
443 (Sized_relobj_file::section_offsets_): Likewise.
444 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
446 (set_needs_dynsym_index): Convert relobj to derived class pointer.
447 (Output_reloc::get_symbol_index): Likewise.
448 (Output_reloc::local_section_offset): Likewise.
449 (Output_reloc::get_address): Likewise.
450 (Output_reloc::symbol_value): Likewise.
451 (Output_data_got::reserve_slot): Move to class definition.
452 (Output_data_got::reserve_local): New function.
453 (Output_data_got::reserve_slot_for_global): Remove.
454 (Output_data_got::reserve_global): New function.
455 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
456 (all constructors, two instantiations).
457 (Output_reloc::get_relobj): New function (two instantiations).
458 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
459 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
460 (Output_data_reloc::add_global): Adjust type of relobj.
461 (Output_data_reloc::add_global_relative): Likewise.
462 (Output_data_reloc::add_symbolless_global_addend): Likewise.
463 (Output_data_reloc::add_local): Likewise.
464 (Output_data_reloc::add_local_relative): Likewise.
465 (Output_data_reloc::add_symbolless_local_addend): Likewise.
466 (Output_data_reloc::add_local_section): Likewise.
467 (Output_data_reloc::add_output_section): Likewise.
468 (Output_data_reloc::add_absolute): Likewise.
469 (Output_data_reloc::add_target_specific): Likewise.
470 (Output_data_got::reserve_slot): Move definition here.
471 (Output_data_got::reserve_local): New function.
472 (Output_data_got::reserve_global): New function.
473 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
474 section_offsets_ with accessor function.
475 (Sized_relobj_file::write_sections): Likewise.
476 (Sized_relobj_file::do_relocate_sections): Likewise.
477 * target.h (Sized_target::reserve_local_got_entry): New function.
478 (Sized_target::reserve_global_got_entry): New function.
479 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
480 (Target_x86_64::reserve_global_got_entry): New function.
481 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
483 2011-05-23 Cary Coutant <ccoutant@google.com>
485 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
486 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
487 bit when checking got_type.
488 * incremental.cc (Sized_incremental_binary::setup_readers):
489 Store symbol table and string table locations; initialize bit vector
490 of file status flags.
491 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
493 (Sized_incremental_binary::do_process_got_plt): New function.
494 (Sized_incremental_binary::get_symtab_view): Use stored locations.
495 (Output_section_incremental_inputs::set_final_data_size): Record
496 file index for each input file.
497 (Output_section_incremental_inputs::write_got_plt): Store file index
498 instead of input entry offset for each GOT entry.
500 (Incremental_input_entry::Incremental_input_entry): Initialize new
502 (Incremental_input_entry::set_offset): Store file index.
503 (Incremental_input_entry::get_file_index): New function.
504 (Incremental_input_entry::file_index_): New data member.
505 (Incremental_binary::process_got_plt): New function.
506 (Incremental_binary::do_process_got_plt): New function.
507 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
509 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
510 (Sized_incremental_binary::set_file_is_unchanged): New function.
511 (Sized_incremental_binary::file_is_unchanged): New function.
512 (Sized_incremental_binary::do_process_got_plt): New function.
513 (Sized_incremental_binary::file_status_): New data member.
514 (Sized_incremental_binary::main_symtab_loc_): New data member.
515 (Sized_incremental_binary::main_strtab_loc_): New data member.
516 * output.cc (Output_data_got::Got_entry::write): Add case
518 (Output_data_got::add_global): Call add_got_entry.
519 (Output_data_got::add_global_plt): Likewise.
520 (Output_data_got::add_global_with_rel): Likewise.
521 (Output_data_got::add_global_with_rela): Likewise.
522 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
523 (Output_data_got::add_global_pair_with_rela): Likewise.
524 (Output_data_got::add_local): Call add_got_entry.
525 (Output_data_got::add_local_plt): Likewise.
526 (Output_data_got::add_local_with_rel): Likewise.
527 (Output_data_got::add_local_with_rela): Likewise.
528 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
529 (Output_data_got::add_local_pair_with_rela): Likewise.
530 (Output_data_got::reserve_slot): New function.
531 (Output_data_got::reserve_slot_for_global): New function.
532 (Output_data_got::add_got_entry): New function.
533 (Output_data_got::add_got_entry_pair): New function.
534 (Output_section::add_output_section_data): Edit FIXME.
536 (Output_section_data_build::Output_section_data_build): New
537 constructor with size parameter.
538 (Output_data_space::Output_data_space): Likewise.
539 (Output_data_got::Output_data_got): Initialize new data member; new
540 constructor with size parameter.
541 (Output_data_got::add_constant): Call add_got_entry.
542 (Output_data_got::reserve_slot): New function.
543 (Output_data_got::reserve_slot_for_global): New function.
544 (class Output_data_got::Got_entry): Add RESERVED_CODE.
545 (Output_data_got::add_got_entry): New function.
546 (Output_data_got::add_got_entry_pair): New function.
547 (Output_data_got::free_list_): New data member.
548 * target.h (Sized_target::init_got_plt_for_update): New function.
549 (Sized_target::register_global_plt_entry): New function.
550 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
551 Initialize new data member; call init; add constructor with PLT count.
552 (Output_data_plt_x86_64::init): New function.
553 (Output_data_plt_x86_64::add_relocation): New function.
554 (Output_data_plt_x86_64::reserve_slot): New function.
555 (Output_data_plt_x86_64::free_list_): New data member.
556 (Target_x86_64::init_got_plt_for_update): New function.
557 (Target_x86_64::register_global_plt_entry): New function.
558 (Output_data_plt_x86_64::add_entry): Allocate from free list for
560 (Output_data_plt_x86_64::add_relocation): New function.
561 * testsuite/object_unittest.cc (Object_test): Set default options.
563 2011-05-16 Ian Lance Taylor <iant@google.com>
565 * options.h (class General_options): Make -i a synonym for -r.
567 2011-05-16 Ian Lance Taylor <iant@google.com>
569 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
571 2011-05-10 Cary Coutant <ccoutant@google.com>
573 * object.cc (Sized_relobj::do_count_local_symbols): Check for
576 2011-05-06 Ian Lance Taylor <iant@google.com>
578 * layout.cc (Layout::layout): If the output section flags change,
581 2011-04-25 Cary Coutant <ccoutant@google.com>
583 * incremental-dump.cc (dump_incremental_inputs): Print local
584 symbol info for each input file.
586 (Output_section_incremental_inputs::set_final_data_size): Add local
587 symbol info to input file entries in incremental info.
588 (Output_section_incremental_inputs::write_info_blocks): Likewise.
589 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
590 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
591 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
593 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
594 (Sized_incr_relobj::do_relocate): Write the local symbols.
595 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
596 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
597 Adjust size of input file header.
598 (Incremental_inputs_reader::get_local_symbol_offset): New function.
599 (Incremental_inputs_reader::get_local_symbol_count): New function.
600 (Incremental_inputs_reader::get_input_section): Adjust size of input
602 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
603 (Sized_incr_relobj::This): New typedef.
604 (Sized_incr_relobj::sym_size): New const data member.
605 (Sized_incr_relobj::Local_symbol): New struct.
606 (Sized_incr_relobj::do_output_local_symbol_count): New function.
607 (Sized_incr_relobj::do_local_symbol_offset): New function.
608 (Sized_incr_relobj::local_symbol_count_): New data member.
609 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
610 (Sized_incr_relobj::local_symbol_index_): New data member.
611 (Sized_incr_relobj::local_symbol_offset_): New data member.
612 (Sized_incr_relobj::local_dynsym_offset_): New data member.
613 (Sized_incr_relobj::local_symbols_): New data member.
614 * object.h (Relobj::output_local_symbol_count): New function.
615 (Relobj::local_symbol_offset): New function.
616 (Relobj::do_output_local_symbol_count): New function.
617 (Relobj::do_local_symbol_offset): New function.
618 (Sized_relobj::do_output_local_symbol_count): New function.
619 (Sized_relobj::do_local_symbol_offset): New function.
621 2011-04-22 Vladimir Simonov <sv@sw.ru>
623 * descriptors.cc (set_close_on_exec): New function.
624 (Descriptors::open): Use set_close_on_exec.
625 * output.cc (S_ISLNK): Define if not defined.
627 2011-04-22 Cary Coutant <ccoutant@google.com>
629 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
631 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
632 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
633 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
635 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
636 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
637 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
639 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
641 (Incremental_binary::apply_incremental_relocs): New function.
642 (Incremental_binary::do_apply_incremental_relocs): New function.
643 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
645 (Sized_incremental_binary::add_global_symbol): New function.
646 (Sized_incremental_binary::global_symbol): New function.
647 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
648 (Sized_incremental_binary::symbol_map_): New data member.
649 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
650 * target.h (Sized_target::apply_relocation): New function.
651 * target-reloc.h (apply_relocation): New function.
652 * x86_64.cc (Target_x86_64::apply_relocation): New function.
654 2011-04-22 Doug Kwan <dougkwan@google.com>
656 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
657 flag of a SHT_ARM_EXIDX section.
658 * testsuite/Makefile.am (arm_exidx_test): New test rules.
659 * testsuite/Makefile.in: Regenerate.
660 * testsuite/arm_exidx_test.s: New file.
661 * testsuite/arm_exidx_test.sh: Same.
663 2011-04-20 Cary Coutant <ccoutant@google.com>
666 * archive.h (Incremental_archive_entry::Archive_member):
667 Initialize arg_serial_ (second constructor).
669 2011-04-17 Ian Lance Taylor <iant@google.com>
671 * object.cc (Relocate_info::location): Simplify location string.
672 * errors.cc (Errors::error_at_location): Don't print program
674 (Errors::warning_at_location): Likewise.
675 (Errors::undefined_symbol): Likewise.
676 * testsuite/debug_msg.sh: Update accordingly.
678 2011-04-14 Cary Coutant <ccoutant@google.com>
680 * gold/layout.cc (Layout::symtab_section_offset): New function.
681 * gold/layout.h (Layout::symtab_section_offset): New function.
682 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
684 2011-04-12 Ian Lance Taylor <iant@google.com>
686 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
688 * output.h (class Output_file): Add map_is_allocated_ field.
689 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
690 not available, provide stubs. If mremap is not available, #define
692 (MREMAP_MAYMOVE): Define if not defined.
693 (Output_file::Output_file): Initialize map_is_allocated_.
694 (Output_file::resize): Check map_is_allocated_.
695 (Output_file::map_anonymous): If mmap fails, use malloc.
696 (Output_file::unmap): Don't do anything for an anonymous map.
697 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
698 is not available, provide stubs.
699 (File_read::View::~View): Use free rather than delete[].
700 (File_read::make_view): Use malloc rather than new[]. If mmap
702 (File_read::find_or_make_view): Use malloc rather than new[].
703 * gold.h: Remove HAVE_REMAP code.
704 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
705 exists. Rename mremap to gold_mremap. If mmap is not available
707 * configure, config.in: Rebuild.
709 2011-04-11 Ian Lance Taylor <iant@google.com>
711 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
712 initialize local variable v.
714 2011-04-11 Cary Coutant <ccoutant@google.com>
716 * archive.cc (Archive::include_member): Adjust call to
718 (Add_archive_symbols::run): Track argument serial numbers.
719 (Lib_group::include_member): Likewise.
720 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
721 * archive.h (Incremental_archive_entry::Archive_member):
722 Initialize arg_serial_.
723 (Archive_member::arg_serial_): New data member.
724 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
725 (Sized_dynobj::do_add_symbols): Track symbols when doing an
727 (Sized_dynobj::do_for_all_local_got_entries): New function.
728 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
730 * fileread.cc (get_mtime): New function.
731 * fileread.h (get_mtime): New function.
732 * gold.cc (queue_initial_tasks): Check for incremental update.
733 (process_incremental_input): New function.
734 (queue_middle_tasks): Don't force valid target for incremental
736 * incremental-dump.cc (find_input_containing_global): Adjust
737 size of symbol info entry.
738 (dump_incremental_inputs): Dump argument serial number and
739 in_system_directory flag; bias shndx by 1; print symbol names
740 when dumping per-file symbol lists; use new symbol info readers.
742 (Output_section_incremental_inputs:update_data_size): New function.
743 (Sized_incremental_binary::setup_readers): Setup input readers
744 for each input file; build maps for files added from libraries
746 (Sized_incremental_binary::check_input_args): New function.
747 (Sized_incremental_binary::do_check_inputs): Build map of argument
748 serial numbers to input arguments.
749 (Sized_incremental_binary::do_file_has_changed): Rename
750 do_file_is_unchanged to this; compare file modification times.
751 (Sized_incremental_binary::do_init_layout): New function.
752 (Sized_incremental_binary::do_reserve_layout): New function.
753 (Sized_incremental_binary::do_get_input_reader): Remove.
754 (Sized_incremental_binary::get_symtab_view): New function.
755 (Incremental_checker::can_incrementally_link_output_file): Remove.
756 (Incremental_inputs::report_command_line): Exclude --debug options.
757 (Incremental_inputs::report_archive_begin): Add parameter; track
758 argument serial numbers; don't put input file entry for archive
759 before archive members.
760 (Incremental_inputs::report_archive_end): Put input file entry
761 for archive after archive members.
762 (Incremental_inputs::report_object): Add parameter; track argument
763 serial numbers and in_system_directory flag.
764 (Incremental_inputs::report_script): Add parameter; track argument
766 (Output_section_incremental_inputs::set_final_data_size): Adjust
767 size of symbol info entry; check for forwarding symbols.
768 (Output_section_incremental_inputs::write_input_files): Write
769 in_system_directory flag and argument serial number.
770 (Output_section_incremental_inputs::write_info_blocks): Map section
771 indices between incremental info and original input file; store
772 input section index for each symbol.
773 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
774 change operator() to visit().
775 (class Global_got_offset_visitor): Likewise.
776 (class Global_symbol_visitor_got_plt):
777 (Output_section_incremental_inputs::write_got_plt): Use new visitor
779 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
780 (Sized_incr_relobj::do_read_symbols): New function.
781 (Sized_incr_relobj::do_layout): New function.
782 (Sized_incr_relobj::do_layout_deferred_sections): New function.
783 (Sized_incr_relobj::do_add_symbols): New function.
784 (Sized_incr_relobj::do_should_include_member): New function.
785 (Sized_incr_relobj::do_for_all_global_symbols): New function.
786 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
787 (Sized_incr_relobj::do_section_size): New function.
788 (Sized_incr_relobj::do_section_name): New function.
789 (Sized_incr_relobj::do_section_contents): New function.
790 (Sized_incr_relobj::do_section_flags): New function.
791 (Sized_incr_relobj::do_section_entsize): New function.
792 (Sized_incr_relobj::do_section_address): New function.
793 (Sized_incr_relobj::do_section_type): New function.
794 (Sized_incr_relobj::do_section_link): New function.
795 (Sized_incr_relobj::do_section_info): New function.
796 (Sized_incr_relobj::do_section_addralign): New function.
797 (Sized_incr_relobj::do_initialize_xindex): New function.
798 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
799 (Sized_incr_relobj::do_read_relocs): New function.
800 (Sized_incr_relobj::do_gc_process_relocs): New function.
801 (Sized_incr_relobj::do_scan_relocs): New function.
802 (Sized_incr_relobj::do_count_local_symbols): New function.
803 (Sized_incr_relobj::do_finalize_local_symbols): New function.
804 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
805 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
806 (Sized_incr_relobj::do_relocate): New function.
807 (Sized_incr_relobj::do_set_section_offset): New function.
808 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
809 (Sized_incr_dynobj::do_read_symbols): New function.
810 (Sized_incr_dynobj::do_layout): New function.
811 (Sized_incr_dynobj::do_add_symbols): New function.
812 (Sized_incr_dynobj::do_should_include_member): New function.
813 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
814 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
815 (Sized_incr_dynobj::do_section_size): New function.
816 (Sized_incr_dynobj::do_section_name): New function.
817 (Sized_incr_dynobj::do_section_contents): New function.
818 (Sized_incr_dynobj::do_section_flags): New function.
819 (Sized_incr_dynobj::do_section_entsize): New function.
820 (Sized_incr_dynobj::do_section_address): New function.
821 (Sized_incr_dynobj::do_section_type): New function.
822 (Sized_incr_dynobj::do_section_link): New function.
823 (Sized_incr_dynobj::do_section_info): New function.
824 (Sized_incr_dynobj::do_section_addralign): New function.
825 (Sized_incr_dynobj::do_initialize_xindex): New function.
826 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
827 (make_sized_incremental_object): New function.
828 (Incremental_library::copy_unused_symbols): New function.
829 (Incremental_library::do_for_all_unused_symbols): New function.
830 * incremental.h (enum Incremental_input_flags): New type.
831 (class Incremental_checker): Remove.
832 (Incremental_input_entry::Incremental_input_entry): Add argument
834 (Incremental_input_entry::arg_serial): New function.
835 (Incremental_input_entry::set_is_in_system_directory): New function.
836 (Incremental_input_entry::is_in_system_directory): New function.
837 (Incremental_input_entry::arg_serial_): New data member.
838 (Incremental_input_entry::is_in_system_directory_): New data member.
839 (class Script_info): Move here from script.h.
840 (Script_info::Script_info): Add filename parameter.
841 (Script_info::filename): New function.
842 (Script_info::filename_): New data member.
843 (Incremental_script_entry::Incremental_script_entry): Add argument
845 (Incremental_object_entry::Incremental_object_entry): Likewise.
846 (Incremental_object_entry::add_input_section): Build list of input
847 sections with map to original shndx.
848 (Incremental_object_entry::get_input_section_index): New function.
849 (Incremental_object_entry::shndx_): New data member.
850 (Incremental_object_entry::name_key_): Rename; adjust all refs.
851 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
852 (Incremental_archive_entry::Incremental_archive_entry): Add argument
854 (Incremental_inputs::report_archive_begin): Likewise.
855 (Incremental_inputs::report_object): Likewise.
856 (Incremental_inputs::report_script): Likewise.
857 (class Incremental_global_symbol_reader): New class.
858 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
859 and store flags and input file type.
860 (Incremental_input_entry_reader::arg_serial): New function.
861 (Incremental_input_entry_reader::type): Extract type from flags.
862 (Incremental_input_entry_reader::is_in_system_directory): New function.
863 (Incremental_input_entry_reader::get_input_section_count): Call
864 accessor function for type.
865 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
866 function for type; adjust size of global symbol entry.
867 (Incremental_input_entry_reader::get_global_symbol_count): Call
868 accessor function for type.
869 (Incremental_input_entry_reader::get_object_count): Likewise.
870 (Incremental_input_entry_reader::get_object_offset): Likewise.
871 (Incremental_input_entry_reader::get_member_count): Likewise.
872 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
873 (Incremental_input_entry_reader::get_member_offset): Likewise.
874 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
875 (Incremental_input_entry_reader::Global_symbol_info): Remove.
876 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
877 (Incremental_input_entry_reader::get_global_symbol_reader): New
879 (Incremental_input_entry_reader::get_output_symbol_index): New
881 (Incremental_input_entry_reader::type_): Remove.
882 (Incremental_input_entry_reader::flags_): New data member.
883 (Incremental_inputs_reader::input_file_offset): New function.
884 (Incremental_inputs_reader::input_file_index): New function.
885 (Incremental_inputs_reader::input_file): Call input_file_offset.
886 (Incremental_inputs_reader::input_file_at_offset): New function.
887 (Incremental_relocs_reader::get_r_type): Reformat.
888 (Incremental_relocs_reader::get_r_shndx): Reformat.
889 (Incremental_relocs_reader::get_r_offset): Reformat.
890 (Incremental_relocs_reader::data): New function.
891 (Incremental_binary::Incremental_binary): Initialize new data members.
892 (Incremental_binary::check_inputs): Add cmdline parameter.
893 (Incremental_binary::file_is_unchanged): Remove.
894 (Input_reader::arg_serial): New function.
895 (Input_reader::get_unused_symbol_count): New function.
896 (Input_reader::get_unused_symbol): New function.
897 (Input_reader::do_arg_serial): New function.
898 (Input_reader::do_get_unused_symbol_count): New function.
899 (Input_reader::do_get_unused_symbol): New function.
900 (Incremental_binary::input_file_count): New function.
901 (Incremental_binary::get_input_reader): Change signature to use
902 index instead of filename.
903 (Incremental_binary::file_has_changed): New function.
904 (Incremental_binary::get_input_argument): New function.
905 (Incremental_binary::get_library): New function.
906 (Incremental_binary::get_script_info): New function.
907 (Incremental_binary::init_layout): New function.
908 (Incremental_binary::reserve_layout): New function.
909 (Incremental_binary::output_file): New function.
910 (Incremental_binary::do_check_inputs): New function.
911 (Incremental_binary::do_file_is_unchanged): Remove.
912 (Incremental_binary::do_file_has_changed): New function.
913 (Incremental_binary::do_init_layout): New function.
914 (Incremental_binary::do_reserve_layout): New function.
915 (Incremental_binary::do_input_file_count): New function.
916 (Incremental_binary::do_get_input_reader): Change signature.
917 (Incremental_binary::input_args_map_): New data member.
918 (Incremental_binary::library_map_): New data member.
919 (Incremental_binary::script_map_): New data member.
920 (Sized_incremental_binary::Sized_incremental_binary): Initialize
922 (Sized_incremental_binary::output_section): New function.
923 (Sized_incremental_binary::inputs_reader): Add const.
924 (Sized_incremental_binary::symtab_reader): Add const.
925 (Sized_incremental_binary::relocs_reader): Add const.
926 (Sized_incremental_binary::got_plt_reader): Add const.
927 (Sized_incremental_binary::get_symtab_view): New function.
928 (Sized_incremental_binary::Inputs_reader): New typedef.
929 (Sized_incremental_binary::Input_entry_reader): New typedef.
930 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
931 (Sized_incremental_binary::do_file_is_unchanged): Remove.
932 (Sized_incremental_binary::do_file_has_changed): New function.
933 (Sized_incremental_binary::do_init_layout): New function.
934 (Sized_incremental_binary::do_reserve_layout): New function.
935 (Sized_input_reader::Inputs_reader): Remove.
936 (Sized_input_reader::Input_entry_reader): Remove.
937 (Sized_input_reader::do_arg_serial): New function.
938 (Sized_input_reader::do_get_unused_symbol_count): New function.
939 (Sized_input_reader::do_get_unused_symbol): New function.
940 (Sized_incremental_binary::do_input_file_count): New function.
941 (Sized_incremental_binary::do_get_input_reader): Change signature;
942 use index instead of filename.
943 (Sized_incremental_binary::section_map_): New data member.
944 (Sized_incremental_binary::input_entry_readers_): New data member.
945 (class Sized_incr_relobj): New class.
946 (class Sized_incr_dynobj): New class.
947 (make_sized_incremental_object): New function.
948 (class Incremental_library): New class.
949 * layout.cc (Free_list::num_lists): New static data member.
950 (Free_list::num_nodes): New static data member.
951 (Free_list::num_removes): New static data member.
952 (Free_list::num_remove_visits): New static data member.
953 (Free_list::num_allocates): New static data member.
954 (Free_list::num_allocate_visits): New static data member.
955 (Free_list::init): New function.
956 (Free_list::remove): New function.
957 (Free_list::allocate): New function.
958 (Free_list::dump): New function.
959 (Free_list::print_stats): New function.
960 (Layout_task_runner::run): Resize output file for incremental updates.
961 (Layout::Layout): Initialize new data members.
962 (Layout::set_incremental_base): New function.
963 (Layout::init_fixed_output_section): New function.
964 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
966 (Layout::create_gold_note): Do not create gold note section for
968 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
969 for incremental updates.
970 (Layout::set_section_offsets): For incremental updates, allocate space
972 (Layout::create_symtab_sections): Layout with offsets relative to
973 start of section; for incremental updates, allocate space from free
975 (Layout::create_shdrs): For incremental updates, allocate space from
977 (Layout::finish_dynamic_section): For incremental updates, do not
978 check --as-needed (fixed in subsequent patch).
979 * layout.h (class Free_list): New class.
980 (Layout::set_incremental_base): New function.
981 (Layout::incremental_base): New function.
982 (Layout::init_fixed_output_section): New function.
983 (Layout::allocate): New function.
984 (Layout::incremental_base_): New data member.
985 (Layout::free_list_): New data member.
986 * main.cc (main): Print Free_list statistics.
987 * object.cc (Relobj::finalize_incremental_relocs): Add
988 clear_counts parameter; clear counts only when clear_counts is set.
989 (Sized_relobj::Sized_relobj): Initialize new base class.
990 (Sized_relobj::do_layout): Don't report special sections.
991 (Sized_relobj::do_for_all_local_got_entries): New function.
992 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
993 symtab_off to all symbol table offsets.
994 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
995 * object.h (class Got_offset_list): Move to top of file.
996 (Object::Object): Allow case where input_file == NULL.
997 (Object::~Object): Likewise.
998 (Object::input_file): Assert that input_file != NULL.
999 (Object::lock): Allow case where input_file == NULL.
1000 (Object::unlock): Likewise.
1001 (Object::is_locked): Likewise.
1002 (Object::token): Likewise.
1003 (Object::release): Likewise.
1004 (Object::is_incremental): New function.
1005 (Object::get_mtime): New function.
1006 (Object::for_all_local_got_entries): New function.
1007 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1008 (Object::set_is_in_system_directory): New function.
1009 (Object::is_in_system_directory): New function.
1010 (Object::do_is_incremental): New function.
1011 (Object::do_get_mtime): New function.
1012 (Object::do_for_all_local_got_entries): New function.
1013 (Object::is_in_system_directory_): New data member.
1014 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1015 (class Sized_relobj_base): New class.
1016 (class Sized_relobj): Derive from Sized_relobj_base.
1017 (class Sized_relobj::Symbols): Redeclare from base class.
1018 (class Sized_relobj::local_got_offset_list): Remove.
1019 (class Sized_relobj::Output_sections): Redeclare from base class.
1020 (class Sized_relobj::do_for_all_local_got_entries): New function.
1021 (class Sized_relobj::write_local_symbols): Add offset parameter.
1022 (class Sized_relobj::local_symbol_offset_): Update comment.
1023 (class Sized_relobj::local_dynsym_offset_): Update comment.
1024 * options.cc (Input_arguments::add_file): Remove const.
1025 * options.h (Input_file_argument::Input_file_argument):
1026 Initialize arg_serial_ (all constructors).
1027 (Input_file_argument::set_arg_serial): New function.
1028 (Input_file_argument::arg_serial): New function.
1029 (Input_file_argument::arg_serial_): New data member.
1030 (Input_arguments::Input_arguments): Initialize file_count_.
1031 (Input_arguments::add_file): Remove const.
1032 (Input_arguments::number_of_input_files): New function.
1033 (Input_arguments::file_count_): New data member.
1034 (Command_line::number_of_input_files): Call
1035 Input_arguments::number_of_input_files.
1036 * output.cc (Output_segment_headers::Output_segment_headers):
1038 (Output_section::Input_section::current_data_size): New function.
1039 (Output_section::Output_section): Initialize new data members.
1040 (Output_section::add_input_section): Don't do merge sections for
1041 an incremental link; allocate space from free list for an
1043 (Output_section::add_output_section_data): Allocate space from
1044 free list for an incremental update.
1045 (Output_section::update_data_size): New function.
1046 (Output_section::set_fixed_layout): New function.
1047 (Output_section::reserve): New function.
1048 (Output_segment::set_section_addresses): Remove const.
1049 (Output_segment::set_section_list_addresses): Remove const; allocate
1050 space from free list for an incremental update.
1051 (Output_segment::set_offset): Adjust size of RELRO segment for an
1053 * output.h (Output_data::current_data_size): Move here from
1055 (Output_data::pre_finalize_data_size): New function.
1056 (Output_data::update_data_size): New function.
1057 (Output_section_headers::update_data_size): new function.
1058 (Output_section_data_build::current_data_size): Move to Output_data.
1059 (Output_data_strtab::update_data_size): New function.
1060 (Output_section::current_data_size): Move to Output_data.
1061 (Output_section::set_fixed_layout): New function.
1062 (Output_section::has_fixed_layout): New function.
1063 (Output_section::reserve): New function.
1064 (Output_section::update_data_size): New function.
1065 (Output_section::has_fixed_layout_): New data member.
1066 (Output_section::free_list_): New data member.
1067 (Output_segment::set_section_addresses): Remove const.
1068 (Output_segment::set_section_list_addresses): Remove const.
1069 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1071 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1073 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1074 parameter when calling Add_symbols constructor; store argument
1075 serial number for members of a lib group.
1076 (Add_symbols::locks): Allow case where token == NULL.
1077 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1078 (Read_member::~Read_member): New function.
1079 (Read_member::is_runnable): New function.
1080 (Read_member::locks): New function.
1081 (Read_member::run): New function.
1082 (Check_script::~Check_script): New function.
1083 (Check_script::is_runnable): New function.
1084 (Check_script::locks): New function.
1085 (Check_script::run): New function.
1086 (Check_library::~Check_library): New function.
1087 (Check_library::is_runnable): New function.
1088 (Check_library::locks): New function.
1089 (Check_library::run): New function.
1090 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1091 (Add_symbols::library_): New data member.
1092 (class Read_member): New class.
1093 (class Check_script): New class.
1094 (class Check_library): New class.
1095 * reloc.cc (Read_relocs::is_runnable): Allow case where
1097 (Read_relocs::locks): Likewise.
1098 (Scan_relocs::locks): Likewise.
1099 (Relocate_task::locks): Likewise.
1100 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1102 (Sized_relobj::incremental_relocs_scan): Fix comment.
1103 (Sized_relobj::do_relocate): Pass output file offset to
1104 write_local_symbols.
1105 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1106 from class declaration.
1107 * script.cc (read_input_script): Allocate Script_info; pass
1108 argument serial number to report_script.
1109 * script.h (class Script_info): Move to incremental.h.
1110 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1111 * symtab.h (Symbol_table::add_from_incrobj): New function.
1112 (Symbol_table::set_file_offset): New function.
1114 2011-04-05 Cary Coutant <ccoutant@google.com>
1116 * incremental-dump.cc (dump_incremental_inputs): Change signature
1117 to take a Sized_incremental_binary; change caller. Use readers
1118 in Sized_incremental_binary.
1120 (Sized_incremental_binary::find_incremental_inputs_sections):
1121 Rename do_find_incremental_inputs_sections to this.
1122 (Sized_incremental_binary::setup_readers): New function.
1123 (Sized_incremental_binary::do_check_inputs): Check
1124 has_incremental_info_ flag; move setup code to setup_readers;
1126 (Sized_incremental_binary::do_file_is_unchanged): New function.
1127 (Sized_incremental_binary::do_get_input_reader): New function.
1128 * incremental.h (class Incremental_binary): Move to end of file.
1129 (Incremental_binary::file_is_unchanged): New function.
1130 (Incremental_binary::do_file_is_unchanged): New function.
1131 (Incremental_binary::Input_reader): New class.
1132 (Incremental_binary::get_input_reader): New function.
1133 (class Sized_incremental_binary): Move to end of file.
1134 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1135 input section reader classes.
1136 (Sized_incremental_binary::has_incremental_info): New function.
1137 (Sized_incremental_binary::inputs_reader): New function.
1138 (Sized_incremental_binary::symtab_reader): New function.
1139 (Sized_incremental_binary::relocs_reader): New function.
1140 (Sized_incremental_binary::got_plt_reader): New function.
1141 (Sized_incremental_binary::do_file_is_unchanged): New function.
1142 (Sized_incremental_binary::Sized_input_reader): New class.
1143 (Sized_incremental_binary::get_input_reader): New function.
1144 (Sized_incremental_binary::find_incremental_inputs_sections):
1145 Rename do_find_incremental_inputs_sections to this.
1146 (Sized_incremental_binary::setup_readers): New function.
1147 (Sized_incremental_binary::has_incremental_info_): New data member.
1148 (Sized_incremental_binary::inputs_reader_): New data member.
1149 (Sized_incremental_binary::symtab_reader_): New data member.
1150 (Sized_incremental_binary::relocs_reader_): New data member.
1151 (Sized_incremental_binary::got_plt_reader_): New data member.
1152 (Sized_incremental_binary::current_input_file_): New data member.
1154 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1157 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1160 2011-03-30 Cary Coutant <ccoutant@google.com>
1162 * archive.cc (Archive::include_member): Adjust call to report_object.
1163 (Add_archive_symbols::run): Add script_info to call to
1164 report_archive_begin.
1165 (Lib_group::include_member): Adjust call to report_object.
1166 (Add_lib_group_symbols::run): Adjust call to report_object.
1167 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1168 blocks. Add object count for script input files.
1169 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1170 script_info parameter; change all callers.
1171 (Incremental_inputs::report_object): Add script_info parameter;
1173 (Incremental_inputs::report_script): Store backpointer to
1174 incremental info entry.
1175 (Output_section_incremental_inputs::set_final_data_size): Record
1176 additional information for scripts.
1177 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1178 * incremental.h (Incremental_script_entry::add_object): New function.
1179 (Incremental_script_entry::get_object_count): New function.
1180 (Incremental_script_entry::get_object): New function.
1181 (Incremental_script_entry::objects_): New data member; adjust
1183 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1184 (Incremental_inputs::report_object): Add script_info parameter.
1185 (Incremental_inputs_reader::get_object_count): New function.
1186 (Incremental_inputs_reader::get_object_offset): New function.
1187 * options.cc (Input_arguments::add_file): Return reference to
1189 * options.h (Input_argument::set_script_info): New function.
1190 (Input_argument::script_info): New function.
1191 (Input_argument::script_info_): New data member; adjust all
1193 (Input_file_group::add_file): Return reference to new input argument.
1194 (Input_file_lib::add_file): Likewise.
1195 (Input_arguments::add_file): Likewise.
1196 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1197 * script.cc (Parser_closure::Parser_closure): Add script_info
1198 parameter; adjust all callers.
1199 (Parser_closure::script_info): New function.
1200 (Parser_closure::script_info_): New data member.
1201 (read_input_script): Report scripts earlier to incremental info.
1202 (script_add_file): Set script_info in Input_argument.
1203 (script_add_library): Likewise.
1204 * script.h (Script_options::Script_info): Rewrite class.
1206 2011-03-29 Cary Coutant <ccoutant@google.com>
1208 * archive.cc (Library_base::should_include_member): Move
1209 method here from class Archive.
1210 (Archive::Archive): Initialize base class.
1211 (Archive::should_include_member): Move to base class.
1212 (Archive::do_for_all_unused_symbols): New function.
1213 (Add_archive_symbols::run): Remove redundant access to
1215 (Lib_group::Lib_group): Initialize base class.
1216 (Lib_group::do_filename): New function.
1217 (Lib_group::include_member): Pass pointer to Lib_group to
1219 (Lib_group::do_for_all_unused_symbols): New function.
1220 (Add_lib_group_symbols::run): Report archive information for
1222 * archive.h (class Library_base): New base class.
1223 (class Archive): Derive from Library_base.
1224 (Archive::filename): Move to base class.
1225 (Archive::set_incremental_info): Likewise.
1226 (Archive::incremental_info): Likewise.
1227 (Archive::Should_include): Likewise.
1228 (Archive::should_include_member): Likewise.
1229 (Archive::Armap_entry): Remove.
1230 (Archive::Unused_symbol_iterator): Remove.
1231 (Archive::unused_symbols_begin): Remove.
1232 (Archive::unused_symbols_end): Remove.
1233 (Archive::do_filename): New function.
1234 (Archive::do_get_mtime): New function.
1235 (Archive::do_for_all_unused_symbols): New function.
1236 (Archive::task_): Move to base class.
1237 (Archive::incremental_info_): Likewise.
1238 (class Lib_group): Derive from Library_base.
1239 (Lib_group::do_filename): New function.
1240 (Lib_group::do_get_mtime): New function.
1241 (Lib_group::do_for_all_unused_symbols): New function.
1242 (Lib_group::task_): Move to base class.
1243 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1245 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1247 * incremental.cc (Incremental_inputs::report_archive_begin):
1248 Use Library_base; call library's get_mtime; add incremental inputs
1249 entry before members.
1250 (class Unused_symbol_visitor): New class.
1251 (Incremental_inputs::report_archive_end): Use Library_base; use
1252 visitor class to record unused symbols; don't add incremental inputs
1253 entry after members.
1254 (Incremental_inputs::report_object): Use Library_base.
1256 (Incremental_archive_entry::Incremental_archive_entry): Remove
1257 unused Archive parameter.
1258 (Incremental_inputs::report_archive_begin): Use Library_base.
1259 (Incremental_inputs::report_archive_end): Likewise.
1260 (Incremental_inputs::report_object): Likewise.
1261 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1263 * object.h (Object::for_all_global_symbols): New function.
1264 (Object::do_for_all_global_symbols): New function.
1265 (Sized_relobj::do_for_all_global_symbols): New function.
1266 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1268 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1271 2011-03-27 Ian Lance Taylor <iant@google.com>
1273 * archive.cc (Archive::interpret_header): Return -1 if something
1274 goes wrong. Change callers accordingly.
1276 2011-03-25 Cary Coutant <ccoutant@google.com>
1278 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1279 * testsuite/Makefile.in: Regenerate.
1281 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1283 * plugin.cc (get_view): New.
1284 (Plugin::load): Pass get_view to the plugin.
1285 (Plugin_manager::get_view): New.
1287 2011-03-21 Ian Lance Taylor <iant@google.com>
1289 * testsuite/final_layout.sh: Rewrite to not use dc.
1290 * testsuite/relro_test.sh: Fail if dc is not present.
1292 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1294 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1296 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1297 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1299 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1300 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1302 2011-03-14 Ian Lance Taylor <iant@google.com>
1304 * script-sections.cc (Sort_output_sections::script_compare):
1305 Rename from is_before, change return type.
1306 (Sort_output_sections::operator()): Adjust accordingly.
1308 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1311 * testsuite/odr_violation2.cc: Add comment to make all error line
1312 numbers double digits.
1313 * testsuite/debug_msg.sh: Adjust expected errors.
1315 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1317 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1318 but mark earlier ones as non-canonical
1319 (offset_to_iterator): Update search target and example
1320 (do_addr2line): Return extra lines in a vector*
1321 (format_file_lineno): Extract from do_addr2line
1322 (one_addr2line): Add vector* out-param
1323 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1324 when a lineno entry appeared last for its instruction
1325 (Dwarf_line_info): Add vector* out-param
1326 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1327 * symtab.cc (Odr_violation_compare): Include the lineno in the
1329 (linenos_from_loc): New. Combine the canonical line for an
1330 address with its other lines.
1331 (True_if_intersect): New. Helper functor to make
1332 std::set_intersection a query.
1333 (detect_odr_violations): Compare sets of lines instead of just
1334 one line for each function. This became less deterministic, but
1335 has fewer false positives.
1336 * symtab.h: Declarations.
1337 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1338 mix an optimized and non-optimized object in the same binary
1339 (odr_violation2.so): Same.
1340 * testsuite/Makefile.in: Regenerate from Makefile.am.
1341 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1342 * testsuite/debug_msg.sh: Update line numbers and add
1344 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1345 non-optimized context.
1346 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1347 isn't inlined, and use OdrDerived in an optimized context.
1348 * testsuite/odr_header1.h: Defines OdrDerived, where
1349 optimization will change the
1350 first-instruction-in-the-destructor's file and line number.
1351 * testsuite/odr_header2.h: Defines OdrBase.
1353 2011-03-09 Ian Lance Taylor <iant@google.com>
1355 * fileread.cc (File_read::clear_views): Don't delete the whole
1358 2011-03-08 Ian Lance Taylor <iant@google.com>
1361 * fileread.cc: #include <climits>.
1362 (GOLD_IOV_MAX): Define.
1363 (File_read::read_multiple): Limit number of entries by iov_max.
1364 * fileread.h (class File_read): Always set max_readv_entries to
1367 2011-03-07 Ian Lance Taylor <iant@google.com>
1370 * options.h (class General_options): Add -dy and -dn.
1372 2011-03-02 Cary Coutant <ccoutant@google.com>
1374 * testsuite/script_test_9.t: Add TLS segment.
1376 2011-03-02 Simon Baldwin <simonb@google.com>
1378 * configure.ac: Add check for gnu_indirect_function support in
1379 the toolchain building binutils.
1380 * configure: Rebuild.
1382 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1384 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1385 plugin only symbols.
1386 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1387 in plugin files as not needed in the symbol table.
1389 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1391 * output.cc (Output_section::add_input_section): Delay fill
1392 generation for section ordering.
1394 2011-02-09 Ian Lance Taylor <iant@google.com>
1397 * object.h (class Sized_relobj): Remove clear_local_symbols.
1398 * reloc.cc (Sized_relobj::do_relocate): Don't call
1399 clear_local_symbols.
1401 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1403 * plugin.cc (is_visible_from_outside): Return true for symbols
1406 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1408 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1411 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1413 * icf.h (is_section_foldable_candidate): Change type of parameter
1415 * icf.cc (Icf::find_identical_sections): Change type of local variable
1416 section_name to be std::string.
1417 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1419 2011-01-25 Ian Lance Taylor <iant@google.com>
1421 * script.cc (script_add_extern): Rewrite to use
1422 add_symbol_reference.
1424 2011-01-25 Doug Kwan <dougkwan@google.com>
1426 * icf.cc (get_section_contents): Always lock section's object.
1428 2011-01-24 Ian Lance Taylor <iant@google.com>
1430 * options.h (class General_options): Accept
1431 --no-detect-odr-violations.
1433 2011-01-24 Ian Lance Taylor <iant@google.com>
1435 * version.cc (version_string): Bump to 1.11.
1437 2011-01-24 Ian Lance Taylor <iant@google.com>
1439 * plugin.cc (class Plugin_rescan): Define new class.
1440 (Plugin_manager::claim_file): Set any_claimed_.
1441 (Plugin_manager::save_archive): New function.
1442 (Plugin_manager::save_input_group): New function.
1443 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1445 (Plugin_manager::new_undefined_symbol): New function.
1446 (Plugin_manager::rescan): New function.
1447 (Plugin_manager::rescannable_defines): New function.
1448 (Plugin_manager::add_input_file): Set any_added_.
1449 * plugin.h (class Plugin_manager): define new fields rescannable_,
1450 undefined_symbols_, any_claimed_, and any_added_. Declare
1451 Plugin_rescan as friend. Declare new functions.
1452 (Plugin_manager::Rescannable): Define type.
1453 (Plugin_manager::Rescannable_list): Define type.
1454 (Plugin_manager::Undefined_symbol_list): Define type.
1455 (Plugin_manager::Plugin_manager): Initialize new fields.
1456 * archive.cc (Archive::defines_symbol): New function.
1457 (Add_archive_symbols::run): Pass archive to plugins if any.
1458 * archive.h (class Archive): Declare defines_symbol.
1459 * readsyms.cc (Input_group::~Input_group): New function.
1460 (Finish_group::run): Pass input_group to plugins if any.
1461 * readsyms.h (class Input_group): Declare destructor.
1462 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1465 2011-01-10 Ian Lance Taylor <iant@google.com>
1467 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1469 (Layout::set_segment_offsets): Reset increase_relro before calling
1470 set_section_addresses a second time.
1472 2011-01-04 Cary Coutant <ccoutant@google.com>
1474 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1475 sections before NOBITS sections.
1477 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1479 * version.cc (print_version): Update copyright to 2011.
1481 2010-12-23 Cary Coutant <ccoutant@google.com>
1483 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1484 of OS to this->add. Add OD parameter to second form of the function.
1486 2010-12-20 Ian Lance Taylor <iant@google.com>
1488 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1489 second of two consecutive entries with same offset.
1491 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1493 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1494 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1495 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1496 to avoid unneeded links against $(LDADD).
1497 * testsuite/Makefile.in: Regenerate.
1499 2010-12-15 Ian Lance Taylor <iant@google.com>
1502 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1503 for R_X86_64_32 and R_X86_64_PC32.
1504 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1505 ver_matching_def_pic.o.
1506 (ver_matching_def_pic.o): New target.
1508 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1510 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1511 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1512 Move definition before File_read::View member definitions.
1513 (File_read::View::~View): Initialize and hold lock before
1514 updating current_mapped_bytes.
1516 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1518 * dwarf_reader.cc: Remove outdated comment.
1519 * gold-threads.cc: Fix typo in error message.
1520 * archive.cc: Fix typos in comments.
1521 * archive.h: Likewise.
1522 * arm-reloc-property.cc: Likewise.
1523 * arm-reloc-property.h: Likewise.
1524 * arm-reloc.def: Likewise.
1526 * attributes.h: Likewise.
1527 * cref.cc: Likewise.
1528 * ehframe.cc: Likewise.
1529 * fileread.h: Likewise.
1531 * i386.cc: Likewise.
1533 * incremental.h: Likewise.
1534 * int_encoding.cc: Likewise.
1535 * layout.h: Likewise.
1536 * main.cc: Likewise.
1537 * merge.h: Likewise.
1538 * object.cc: Likewise.
1539 * object.h: Likewise.
1540 * options.cc: Likewise.
1541 * readsyms.cc: Likewise.
1542 * reduced_debug_output.cc: Likewise.
1543 * reloc.cc: Likewise.
1544 * script-sections.cc: Likewise.
1545 * sparc.cc: Likewise.
1546 * symtab.h: Likewise.
1547 * target-reloc.h: Likewise.
1548 * target.cc: Likewise.
1549 * target.h: Likewise.
1550 * timer.cc: Likewise.
1551 * timer.h: Likewise.
1552 * x86_64.cc: Likewise.
1554 2010-12-09 Cary Coutant <ccoutant@google.com>
1556 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1558 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1559 parameter; change all callers.
1560 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1561 * options.h (warn_execstack): New option.
1563 2010-12-07 Doug Kwan <dougkwan@google.com>
1565 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1566 like function call relocations.
1568 2010-12-07 Ian Lance Taylor <iant@google.com>
1570 * archive.cc (Archive::get_elf_object_for_member): Permit
1571 punconfigured to be NULL.
1572 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1573 (Archive::include_member): Pass NULL to get_elf_object_for_member
1574 if we searched for the archive and this is the first included
1577 2010-12-01 Ian Lance Taylor <iant@google.com>
1579 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1580 track_relocs_type_ field.
1581 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1582 Set track_relocs_type_.
1583 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1584 contents when using RELA relocs.
1585 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1587 * reloc.cc (Track_relocs::next_addend): New function.
1588 * reloc.h (class Track_relocs): Declare next_addend.
1590 2010-12-01 Ian Lance Taylor <iant@google.com>
1592 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1595 2010-12-01 Ian Lance Taylor <iant@google.com>
1597 * README: Update compilers known to work and fail.
1599 2010-11-23 Matthias Klose <doko@ubuntu.com>
1601 * configure.in: For --enable-gold, handle value `default' instead of
1602 `both*'. Always install ld as ld.bfd, install as ld if gold is
1604 * configure: Regenerate.
1606 2010-11-18 Doug Kwan <dougkwan@google.com>
1608 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1609 and right_alignment to be zero. Store result alignment only if it is
1610 greater than existing alignment.
1612 2010-11-16 Cary Coutant <ccoutant@google.com>
1615 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1616 Check for ".zdebug_line".
1618 2010-11-16 Doug Kwan <dougkwan@google.com>
1619 Cary Coutant <ccoutant@google.com>
1621 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1622 by reference; adjust all callers.
1623 * output.cc (Output_segment::set_section_addresses): Adjust references
1624 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1626 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1627 end at page boundary.
1629 2010-11-16 Cary Coutant <ccoutant@google.com>
1632 * layout.cc (Layout::choose_output_section): Transform names of
1633 compressed sections even when using a script with a SECTIONS clause.
1634 (Layout::output_section_name): Remove code to transform
1635 compressed debug section names.
1636 * output.cc (Output_section::add_input_section): Use uncompressed
1637 section size when tracking input sections.
1639 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1641 * symtab.h (Symbol::NON_PIC_REF): Remove.
1642 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1643 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1644 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1645 (Symbol::use_plt_offset): Take a flags argument and pass it
1646 directly to needs_dynamic_reloc. Restrict check for undefined
1647 weak symbols to function calls.
1648 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1649 (Target_arm::Scan::global): Use it.
1650 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1651 (Target_arm::Relocate::relocate): Likewise.
1652 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1653 parameter with an r_type parameter. Use get_reference_flags
1655 (Target_arm::Relocate::relocate): Update accordingly.
1656 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1657 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1658 (Target_i386::Scan::global): Likewise.
1659 (Target_i386::Relocate::relocate): Likewise.
1660 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1661 parameter with an r_type parameter. Use get_reference_flags
1663 (Target_i386::Relocate::relocate): Update accordingly.
1664 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1665 (Target_powerpc::Scan::global): Use it.
1666 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1667 (Target_powerpc::Relocate::relocate): Likewise.
1668 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1669 (Target_sparc::Scan::global): Use it.
1670 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1671 (Target_sparc::Relocate::relocate): Likewise.
1672 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1673 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1674 (Target_x86_64::Scan::global): Likewise.
1675 (Target_x86_64::Relocate::relocate): Likewise.
1677 2010-11-08 Doug Kwan <dougkwan@google.com>
1678 Cary Coutant <ccoutant@google.com>
1680 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1681 (Arm_exidx_merge_section::section_contents_): New data member.
1682 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1683 (Arm_input_section::~Arm_input_section): De-allocate memory.
1684 (Arm_input_section::original_contents_): New data member.
1685 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1686 in parameters instead of calling Object::section_contents without
1688 (Arm_output_section::group_section): New parameter TASK. Pass it
1689 to callees that need locking objects.
1690 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1691 to lock EXIDX input sections. Fix a formatting issue. Call
1692 Arm_exidx_merged_section::build_contents to create merged section
1694 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1695 to lock object of stub table owner.
1696 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1697 TEXT_SIZE to initialize data member TEXT_SIZE_.
1698 (Arm_exidx_input_section::addralign): Fix typo in comment.
1699 (Arm_exidx_input_section::text_size): New method.
1700 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1701 that require locking objects. Lock objects before scanning for stubs
1702 and updating local symbols.
1703 (Arm_input_section<big_endian>::init): Copy contents of original
1705 (Arm_input_section<big_endian>::do_write): Use saved contents of
1706 original input section instead of calling Object::section_contents
1708 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1709 size without calling Object::section_size().
1710 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1711 for size. Allocate a buffer for merged EXIDX entries.
1712 (Arm_exidx_merged_section::build_contents): New method.
1713 (Arm_exidx_merged_section::do_write): Move merge section contents
1714 building code to Arm_exidx_merged_section::build_contetns. Write
1715 out contetns in buffer instead of building it on the fly.
1716 (Arm_relobj::make_exidx_input_section): Also pass text section size
1717 to Arm_exidx_input_section constructor.
1718 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1719 (Arm_dynobj::do_read_symbols): Fix memory leak.
1720 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1721 * target.h: (class Task): Add forward declaration.
1722 (Target::relax): Add new parameter TASK and pass it to
1724 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1726 2010-11-05 Cary Coutant <ccoutant@google.com>
1729 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1730 object when reading from the file.
1731 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1733 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1734 when reading section contents.
1735 (get_section_contents): Likewise.
1736 (icf::find_identical_sections): Likewise.
1737 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1738 object when reading from the file.
1739 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1740 the object when doing deferred section layout.
1742 2010-11-03 Nick Clifton <nickc@redhat.com>
1745 * script.h (class Symbol_assignment: name): New member. Returns
1746 the name of the symbol.
1747 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1748 Returns true if the given symbol name is on the list of
1749 assignments wating to be processed.
1750 * archive.cc (should_incldue_member): If the symbol is undefined,
1751 check to see if it is on the list of symbols pending assignment.
1753 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1755 * script-sections.cc (Script_sections::find_memory_region): Check
1756 for a NULL output section pointer.
1758 2010-10-29 Doug Kwan <dougkwan@google.com>
1760 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1761 Output_section::add_relaxed_input_section.
1762 * output.cc (Output_section::add_relaxed_input_section): Add new
1763 arguments LAYOUT and NAME. Set section order index.
1764 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1765 Copy section order index.
1766 * output.h (Output_section::add_relaxed_input_section): Add new
1767 arguments LAYOUT and NAME.
1769 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1771 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1772 NATIVE_OR_CROSS_LINKER.
1773 * testsuite/Makefile.in: Regenerate.
1775 2010-10-20 Doug Kwan <dougkwan@google.com>
1777 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1778 without SHF_LINK_ORDER flags.
1779 * layout.cc (Layout::choose_output_section): Do not filter
1780 SHF_LINK_ORDER flag in a relocatable link.
1782 2010-10-17 Cary Coutant <ccoutant@google.com>
1784 * output.h (Output_segment::set_section_addresses): Change function
1785 signature. Update all callers.
1786 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1788 (Output_segment::set_section_addresses): Align after last TLS
1789 section. Add padding before last relro section instead of after.
1791 2010-10-17 Doug Kwan <dougkwan@google.com>
1793 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1794 GOT output section to be writable.
1796 2010-10-14 Cary Coutant <ccoutant@google.com>
1798 * debug.h (DEBUG_INCREMENTAL): New flag.
1799 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1800 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1802 * incremental.cc (report_command_line): Ignore all forms of
1804 * layout.cc (Layout::Layout): Check parameters for incremental link
1806 * options.cc (General_options::parse_incremental): New function.
1807 (General_options::parse_no_incremental): New function.
1808 (General_options::parse_incremental_full): New function.
1809 (General_options::parse_incremental_update): New function.
1810 (General_options::incremental_mode_): New data member.
1811 (General_options::finalize): Check incremental_mode_.
1812 * options.h (General_options): Update help text for --incremental.
1813 Add --no-incremental, --incremental-full, --incremental-update.
1814 (General_options::Incremental_mode): New enum type.
1815 (General_options::incremental_mode): New function.
1816 (General_options::incremental_mode_): New data member.
1817 * parameters.cc (Parameters::incremental_mode_): New data member.
1818 (Parameters::set_options): Set incremental_mode_.
1819 (Parameters::set_incremental_full): New function.
1820 (Parameters::incremental): New function.
1821 (Parameters::incremental_update): New function.
1822 (set_parameters_incremental_full): New function.
1823 * parameters.h (Parameters::set_incremental_full): New function.
1824 (Parameters::incremental): New function.
1825 (Parameters::incremental_update): New function.
1826 (Parameters::incremental_mode_): New data member.
1827 (set_parameters_incremental_full): New function.
1828 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1829 incremental link mode.
1830 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1831 (Sized_relobj::do_relocate_sections): Likewise.
1832 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1834 * testsuite/Makefile.in: Regenerate.
1835 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1837 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1839 * script-sections.h (class Script_sections): Make
1840 Sections_elements typedef public.
1841 * script-sections.cc (class Sort_output_sections): Add elements_
1842 field. Add constructor which sets it; change all callers.
1843 (Sort_output_sections::is_before): New function.
1844 (Sort_output_sections::operator()): Call is_before.
1845 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1847 * testsuite/script_test_10.sh: New test. Test script section
1849 * testsuite/script_test_10.t: Likewise.
1850 * testsuite/script_test_10.s: Likewise.
1851 * testsuite/Makefile.am: Wrap the cross linker tests and the
1852 common tests into NATIVE_OR_CROSS_LINKER.
1853 (check_SCRIPTS): Add script_test_10.sh.
1854 (check_DATA): Add script_test_10.stdout.
1855 (script_test_10.o, script_test_10): New targets.
1856 (script_test_10.stdout): New target.
1857 * configure, testsuite/Makefile.in: Regenerate.
1859 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1861 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1862 error for the deprecated relocations.
1863 (Target_arm::Scan::global): Likewise.
1864 (Target_arm::Relocate::relocate): Likewise.
1866 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1868 * fileread.cc (Input_file::find_file): Initialize *found_name
1869 and *namep when using the fallback search for case 4.
1871 2010-10-11 Cary Coutant <ccoutant@google.com>
1873 * options.h (class General_options): Redefine -z lazy as an alias for
1874 the negation of -z now.
1876 2010-10-11 Ian Lance Taylor <iant@google.com>
1878 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1881 2010-10-06 Nick Clifton <nickc@redhat.com>
1883 * script-sections.cc(class Memory_region): Remove
1884 current_lma_offset_ field. Rename current_vma_offset_ to
1885 current_offset_. Add last_section_ field.
1886 (Memory_region::get_current_vma_address): Rename to
1887 get_current_address.
1888 (Memory_region::get_current_lma_address): Delete.
1889 (Memory_region::increment_vma_offset): Rename to
1891 (Memory_region::increment_lma_offset): Delete.
1892 (Memory_region::attributes_compatible): New method. Returns
1893 true if the provided section is compatible with the region.
1894 (Memory_region::get_last_section): New method. Returns the last
1895 section to use the region.
1896 (Memory_region::set_last_section): New method. Stores the last
1897 section to use the region.
1898 (Script_sections::block_in_region): New method. Returns true if
1899 a block of memory is contained within a region.
1900 (Script_sections::find_memory_region): New method. Locates a
1901 memory region to be used to set a VMA or LMA address.
1902 (Output_section_definition::set_section_addresses): Add code to
1903 check for addresses set by memory regions.
1904 (Output_segment::set_section_addresses): Remove memory region
1906 (Script_sections::create_segment): Add a warning if a header
1907 segment is created outside of any region.
1908 * script-sections.h (class Script_sections): Add prototypes for
1909 find_memory_region and block_in_region methods.
1910 * testsuite/memory_test.s: Use .long instead of .word.
1911 * testsuite/memory_test.t: Add some more output sections.
1912 * testsuite/memory_test.sh: Update expected output.
1914 2010-10-02 Doug Kwan <dougkwan@google.com>
1916 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1917 defintion to symtab.h
1918 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1919 declaration to defintion.
1921 2010-10-01 Nick Clifton <nickc@redhat.com>
1923 * expression.cc (eval): Replace dummy argument with NULL.
1924 (eval_maybe_dot): Check for a NULL result section pointer.
1925 (Symbol_expression::value): Likewise.
1926 (Dot_expression::value): Likewise.
1927 (BINARY_EXPRESSION): Likewise.
1928 (Max_expression::value): Likewise.
1929 (Min_expression::value): Likewise.
1930 (Absolute_expression::value): Likewise.
1931 (Addr_expression::value_from_output_section): Likewise.
1932 (Loaddddr_expression::value_from_output_section): Likewise.
1933 (Segment_start_expression::value): Likewise.
1934 * script-sections.cc
1935 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1937 (Sections_elememt_dot_assignment::set_section_addresses):
1939 (Output_data_expression::do_write_to_buffer): Likewise.
1940 (Output_section_definition::finalize_symbols): Likewise.
1941 (Output_section_definition::set_section_addresses): Likewise.
1943 2010-09-30 Doug Kwan <dougkwan@google.com>
1945 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1947 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1949 * target.h (Target::can_icf_inline_merge_sections): New virtual
1951 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1953 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1955 * icf.cc (get_section_contents): Inline merge sections only when
1958 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1960 * configure: Regenerate.
1962 2010-09-17 Ian Lance Taylor <iant@google.com>
1964 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1965 * testsuite/Makefile.am (memory_test.o): New target.
1966 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1968 * testsuite/Makefile.in: Rebuild.
1970 2010-09-17 Doug Kwan <dougkwan@google.com>
1972 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1973 defintion if relocation uses GOT entries of the symbol.
1974 * testsuite/icf_safe_test.sh: Fix test.
1975 * testsuite/icf_safe_so_test.sh: Fix test.
1977 2010-09-16 Cary Coutant <ccoutant@google.com>
1979 * script_sections.cc (class Memory_region): Remove "NULL" from
1980 vector initializations.
1982 2010-09-15 Cary Coutant <ccoutant@google.com>
1984 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1985 Resolve forwarding symbols.
1987 2010-09-15 Doug Kwan <dougkwan@google.com>
1989 * gold/testsuite/script_test_3.t: Add ARM special sections.
1990 * gold/testsuite/script_test_4.t: Same.
1991 * gold/testsuite/script_test_5.t: Same.
1992 * gold/testsuite/script_test_6.t: Same.
1993 * gold/testsuite/script_test_7.t: Same.
1994 * gold/testsuite/script_test_7.t: Same.
1995 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1997 2010-09-14 Cary Coutant <ccoutant@google.com>
1999 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2000 (Target_x86_64::Relocate::relocate_tls): Replace check for
2001 saw_tls_block_reloc_ with test for executable section.
2003 2010-09-12 Cary Coutant <ccoutant@google.com>
2005 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2006 position-independent executables to shared libraries need dynamic
2008 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2009 position-independent executables.
2010 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2011 * testsuite/Makefile.in: Regenerate.
2013 2010-09-10 Nick Clifton <nickc@redhat.com>
2016 * testsuite/memory_test.t: Discard any sections that are not
2019 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2022 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2023 "This::" to work around a bug in gcc 4.2.
2025 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2027 2010-09-09 Rafael Espindola <espindola@google.com>
2029 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2030 sections with different PF_X flags in the same segment.
2031 (Layout::find_first_load_seg): Search all segments to find the first
2033 * options.h (rosegment): New.
2035 2010-09-08 Rafael Espindola <espindola@google.com>
2037 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2039 2010-09-08 Doug Kwan <dougkwan@google.com>
2041 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2042 (Arm_relobj::do_relocate_sections): Add new parameter for output
2043 file to match the parent.
2044 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2045 of local symbols instead of input values. Update code to track
2046 changes in gold::relocate_section.
2047 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2048 (Sized_relobj::compute_final_local_value_internal): New methods.
2049 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2050 body into private version of Sized_relobj::compute_final_local_value.
2051 Call the inline method.
2052 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2053 merged symbol value if there is one.
2054 (Symbol_value::has_output_value): New method defintiion.
2055 (Sized_relobj::Compute_final_local_value_status): New enum type.
2056 (Sized_relobj::compute_final_local_value): New methods.
2057 (Sized_relobj::compute_final_local_value_internal): New methods.
2058 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2059 and arm_cortex_a8.sh.
2060 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2061 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2063 * Makefile.in: Regenerate.
2064 * testsuite/arm_bl_out_of_range.s: Update test.
2065 * testsuite/thumb_bl_out_of_range.s: Ditto.
2066 * testsuite/thumb_blx_out_of_range.s: Ditto.
2067 * testsuite/arm_branch_out_of_range.sh: New file.
2068 * testsuite/arm_cortex_a8.sh: Ditto.
2069 * testsuite/arm_cortex_a8_b.s: Ditto.
2070 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2071 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2072 * testsuite/arm_cortex_a8_bl.s: Ditto.
2073 * testsuite/arm_cortex_a8_blx.s: Ditto.
2074 * testsuite/arm_cortex_a8_local.s: Ditto.
2075 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2076 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2078 2010-09-08 Rafael Espindola <espindola@google.com>
2080 * Makefile.am (memory_test.stdout): Run readelf with -W.
2081 * Makefile.in: Regenerate.
2082 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2085 2010-09-08 Rafael Espindola <espindola@google.com>
2087 * script-sections.cc (Script_sections::add_memory_region): Convert
2088 field precision to int.
2089 * script.cc (script_set_section_region, script_set_section_region):
2090 Convert field precision to int.
2092 2010-09-08 Rafael Espindola <espindola@google.com>
2094 * arm.cc (do_finalize_sections): Create the __exidx_start and
2095 __exdix_end symbols even when the section is missing.
2097 2010-09-08 Nick Clifton <nickc@redhat.com>
2099 * README: Remove claim that MEMORY is not supported.
2100 * expression.cc (script_exp_function_origin)
2101 (script_exp_function_length): Move from here to ...
2102 * script.cc: ... here.
2103 (script_set_section_region, script_add_memory)
2104 (script_parse_memory_attr, script_include_directive): New
2106 * script-sections.cc
2107 (class Memory_region): New class.
2108 (class Output_section_definition): Add set_memory_region,
2109 set_section_vma, set_section_lma and get_section_name methods.
2110 (class Script_Sections): Add add_memory_region,
2111 find_memory_region, find_memory_region_origin,
2112 find_memory_region_length and set_memory_region methods.
2113 Have set_section_addresses method walk the list of set memory
2115 Extend the print methos to display memory regions.
2116 * script-sections.h: Add prototypes for new methods.
2117 Add enum for MEMORY region attributes.
2118 * yyscript.y: Add support for parsing MEMORY regions.
2119 * script-c.h: Add prototypes for new functions.
2120 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2121 * testsuite/Makefile.in: Regenerate.
2122 * testsuite/memory_test.sh: New script.
2123 * testsuite/memory_test.s: New assembler source file.
2124 * testsuite/memory_test.t: New linker script.
2126 2010-08-27 Doug Kwan <dougkwan@google.com>
2128 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2129 reference override an existing dynamic weak reference.
2130 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2131 * testsuite/Makefile.in: Regenerate.
2132 * testsuite/dyn_weak_ref.sh: New file.
2133 * testsuite/dyn_weak_ref_1.c: Ditto.
2134 * testsuite/dyn_weak_ref_2.c: Ditto.
2136 2010-08-27 Ian Lance Taylor <iant@google.com>
2138 * incremental.h (class Incremental_input_entry): Add virtual
2141 2010-08-27 Ian Lance Taylor <iant@google.com>
2143 * testsuite/start_lib_test_3.c: Mark t3 as used.
2145 2010-08-27 Nick Clifton <nickc@redhat.com>
2147 * options.cc (version_script): Fix small typo in previous
2150 2010-08-25 Nick Clifton <nickc@redhat.com>
2152 * archive.cc: Formatting fixes: Remove whitespace between
2153 typename and following asterisk. Remove whitespace between
2154 function name and opening parenthesis.
2155 * archive.h: Likewise.
2157 * attributes.cc: Likewise.
2158 * attributes.h: Likewise.
2159 * common.cc: Likewise.
2160 * copy-relocs.cc: Likewise.
2161 * dirsearch.h: Likewise.
2162 * dynobj.cc: Likewise.
2163 * ehframe.cc: Likewise.
2164 * ehframe.h: Likewise.
2165 * expression.cc: Likewise.
2166 * fileread.cc: Likewise.
2167 * fileread.h: Likewise.
2169 * gold-threads.cc: Likewise.
2170 * gold.cc: Likewise.
2171 * i386.cc: Likewise.
2173 * incremental-dump.cc: Likewise.
2174 * incremental.cc: Likewise.
2175 * layout.cc: Likewise.
2176 * layout.h: Likewise.
2177 * main.cc: Likewise.
2178 * merge.cc: Likewise.
2179 * merge.h: Likewise.
2180 * object.cc: Likewise.
2181 * object.h: Likewise.
2182 * options.cc: Likewise.
2183 * options.h: Likewise.
2184 * output.cc: Likewise.
2185 * output.h: Likewise.
2186 * plugin.cc: Likewise.
2187 * plugin.h: Likewise.
2188 * powerpc.cc: Likewise.
2189 * reloc.cc: Likewise.
2190 * script-c.h: Likewise.
2191 * script-sections.cc: Likewise.
2192 * script.cc: Likewise.
2193 * stringpool.cc: Likewise.
2194 * symtab.cc: Likewise.
2195 * symtab.h: Likewise.
2196 * target.cc: Likewise.
2197 * timer.cc: Likewise.
2198 * timer.h: Likewise.
2199 * version.cc: Likewise.
2200 * x86_64.cc: Likewise.
2202 2010-08-24 Nick Clifton <nickc@redhat.com>
2205 * layout.cc (segment_precedes): Sort segments by their physical
2206 addresses, if they have been set.
2208 2010-08-23 Cary Coutant <ccoutant@google.com>
2210 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2212 (Lib_group::include_member): Unlock object after deleting its
2214 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2217 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2218 Cary Coutant <ccoutant@google.com>
2220 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2221 constructor, and set_blocker.
2222 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2224 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2225 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2226 * testsuite/Makefile.am (start_lib_test): New test case.
2227 * testsuite/Makefile.in: Regenerate.
2228 * testsuite/start_lib_test_main.c: New file.
2229 * testsuite/start_lib_test_1.c: New file.
2230 * testsuite/start_lib_test_2.c: New file.
2231 * testsuite/start_lib_test_3.c: New file.
2233 2010-08-19 Ian Lance Taylor <iant@google.com>
2235 * Makefile.in: Rebuild with automake 1.11.1.
2236 * aclocal.m4: Likewise.
2237 * testsuite/Makefile.in: Likewise.
2239 2010-08-19 Ian Lance Taylor <iant@google.com>
2242 * i386.cc (class Output_data_plt_i386): Update declarations.
2243 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2244 local_ifuncs_ fields.
2245 (Target_i386::do_plt_section_for_global): New function.
2246 (Target_i386::do_plt_section_for_local): New function.
2247 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2248 parameter; change all callers. Initialize global_ifuncs_ and
2249 local_ifuncs_. If doing a static link define __rel_iplt_start and
2251 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2252 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2253 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2255 (Target_i386::make_plt_section): New function, broken out of
2256 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2257 (Target_i386::make_plt_entry): Call make_plt_section.
2258 (Target_i386::make_local_ifunc_plt_entry): New function.
2259 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2260 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2261 R_386_IRELATIVE to switch.
2262 (Target_i386::Scan::global): Likewise.
2263 (Target_i386::Relocate::relocate): Likewise.
2264 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2266 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2267 (Target_x86_64::do_plt_section_for_global): New function.
2268 (Target_x86_64::do_plt_section_for_local): New function.
2269 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2270 parameter; change all callers. If doing a static link define
2271 __rela_iplt_start and __rela_iplt_end.
2272 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2273 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2274 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2276 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2277 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2279 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2280 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2281 R_X86_64_IRELATIVE to switch.
2282 (Target_x86_64::Scan::global): Likewise.
2283 (Target_x86_64::Relocate::relocate): Likewise.
2284 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2286 * target.h (class Target): Add plt_section_for_global and
2287 plt_section_for_local functions. Add do_plt_section_for_global
2288 and do_plt_section_for_local virtual functions.
2289 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2290 clarifying comments.
2291 (Symbol::use_plt_offset): Handle IFUNC symbol.
2292 * object.cc (Sized_relobj::Sized_relobj): Initialize
2294 (Sized_relobj::local_has_plt_offset): New function.
2295 (Sized_relobj::local_plt_offset): New function.
2296 (Sized_relobj::set_local_plt_offset): New function.
2297 (Sized_relobj::do_count): Handle IFUNC symbol.
2298 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2299 a bit away from input_shndx_ field. Add set_is_func_symbol and
2300 is_ifunc_symbol functions.
2301 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2302 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2303 local_plt_offsets_ field.
2304 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2305 * output.h (class Output_section_data): Add non-const
2306 output_section function.
2307 (class Output_data_got): Update declarations.
2308 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2309 Add use_plt_offset parameter to global and local constructors.
2310 Change all callers. Change local_sym_index_ field to 31 bits.
2311 Change GSYM_CODE and CONSTANT_CODE accordingly.
2312 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2313 doing a static link don't set sh_link field.
2314 (Output_data_got::Got_entry::write): Use PLT offset if
2316 (Output_data_got::add_global_plt): New function.
2317 (Output_data_got::add_local_plt): New function.
2318 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2319 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2320 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2321 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2322 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2324 * testsuite/ifunc-sel.h: New file.
2325 * testsuite/ifuncmain1.c: New file.
2326 * testsuite/ifuncmain1vis.c: New file.
2327 * testsuite/ifuncmod1.c: New file.
2328 * testsuite/ifuncdep2.c: New file.
2329 * testsuite/ifuncmain2.c: New file.
2330 * testsuite/ifuncmain3.c: New file.
2331 * testsuite/ifuncmod3.c: New file.
2332 * testsuite/ifuncmain4.c: New file.
2333 * testsuite/ifuncmain5.c: New file.
2334 * testsuite/ifuncmod5.c: New file.
2335 * testsuite/ifuncmain6pie.c: New file.
2336 * testsuite/ifuncmod6.c: New file.
2337 * testsuite/ifuncmain7.c: New file.
2338 * configure, testsuite/Makefile.in: Rebuild.
2340 2010-08-18 Ian Lance Taylor <iant@google.com>
2343 (Output_section_incremental_inputs::write_input_files): Add cast
2344 to avoid signed/unsigned comparison warning.
2345 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2347 2010-08-12 Cary Coutant <ccoutant@google.com>
2349 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2351 2010-08-13 Ian Lance Taylor <iant@google.com>
2353 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2355 2010-08-12 Cary Coutant <ccoutant@google.com>
2356 Doug Kwan <dougkwan@google.com>
2358 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2359 defintion overrides non-weak undef, remember that the original undef
2361 * symtab.cc (Symbol_table::sized_write_global): For undef without
2362 an original weak binding, set binding to global in output.
2363 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2364 * testsuite/Makefile.in: Regenerate.
2365 * testsuite/strong_ref_weak_def.sh: New file.
2366 * testsuite/strong_ref_weak_def_1.c: Ditto.
2367 * testsuite/strong_ref_weak_def_2.c: Ditto.
2369 2010-08-12 Cary Coutant <ccoutant@google.com>
2371 * testsuite/incremental_test.sh: Rewrite.
2372 * testsuite/incremental_test_1.c: Rewrite.
2373 * testsuite/incremental_test_2.c: Rewrite.
2375 2010-08-12 Cary Coutant <ccoutant@google.com>
2377 * arm.cc (Target_arm::got_size): Add const.
2378 (Target_arm::got_entry_count): New function.
2379 (Target_arm::plt_entry_count): New function.
2380 (Target_arm::first_plt_entry_offset): New function.
2381 (Target_arm::plt_entry_size): New function.
2382 (Output_data_plt_arm::entry_count): New function.
2383 (Output_data_plt_arm::first_plt_entry_offset): New function.
2384 (Output_data_plt_arm::get_plt_entry_size): New function.
2385 * i386.cc (Target_i386::got_size): Add const.
2386 (Target_i386::got_entry_count): New function.
2387 (Target_i386::plt_entry_count): New function.
2388 (Target_i386::first_plt_entry_offset): New function.
2389 (Target_i386::plt_entry_size): New function.
2390 (Output_data_plt_i386::entry_count): New function.
2391 (Output_data_plt_i386::first_plt_entry_offset): New function.
2392 (Output_data_plt_i386::get_plt_entry_size): New function.
2393 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2394 find_incremental_inputs_sections. Dump incremental_got_plt section.
2395 * incremental.cc: Include target.h.
2396 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2397 parameter. Adjust all callers. Find incremental_got_plt section.
2398 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2400 (Output_section_incremental_inputs::set_final_data_size): Calculate
2401 size of incremental_got_plt section.
2402 (Output_section_incremental_inputs::do_write): Write the
2403 incremental_got_plt section.
2404 (Got_plt_view_info): New struct.
2405 (Local_got_offset_visitor): New class.
2406 (Global_got_offset_visitor): New class.
2407 (Global_symbol_visitor_got_plt): New class.
2408 (Output_section_incremental_inputs::write_got_plt): New function.
2409 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2410 Add parameter. Adjust all callers.
2411 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2412 (Incremental_inputs::got_plt_section): New function.
2413 (Incremental_inputs::got_plt_section_): New data member.
2414 (Incremental_got_plt_reader): New class.
2415 * layout.cc (Layout::create_incremental_info_sections): Add the
2416 incremental_got_plt section.
2417 * object.h (Got_offset_list::get_list): New function.
2418 (Got offset_list::for_all_got_offsets): New function.
2419 (Sized_relobj::local_got_offset_list): New function.
2420 * powerpc.cc (Target_powerpc::got_size): Add const.
2421 (Target_powerpc::got_entry_count): New function.
2422 (Target_powerpc::plt_entry_count): New function.
2423 (Target_powerpc::first_plt_entry_offset): New function.
2424 (Target_powerpc::plt_entry_size): New function.
2425 (Output_data_plt_powerpc::entry_count): New function.
2426 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2427 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2428 * sparc.cc (Target_sparc::got_size): Add const.
2429 (Target_sparc::got_entry_count): New function.
2430 (Target_sparc::plt_entry_count): New function.
2431 (Target_sparc::first_plt_entry_offset): New function.
2432 (Target_sparc::plt_entry_size): New function.
2433 (Output_data_plt_sparc::entry_count): New function.
2434 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2435 (Output_data_plt_sparc::get_plt_entry_size): New function.
2436 * symtab.h (Symbol::got_offset_list): New function.
2437 (Symbol_table::for_all_symbols): New function.
2438 * target.h (Sized_target::got_entry_count): New function.
2439 (Sized_target::plt_entry_count): New function.
2440 (Sized_target::plt_entry_size): New function.
2441 * x86_64.cc (Target_x86_64::got_size): Add const.
2442 (Target_x86_64::got_entry_count): New function.
2443 (Target_x86_64::plt_entry_count): New function.
2444 (Target_x86_64::first_plt_entry_offset): New function.
2445 (Target_x86_64::plt_entry_size): New function.
2446 (Output_data_plt_x86_64::entry_count): New function.
2447 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2448 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2450 2010-08-12 Cary Coutant <ccoutant@google.com>
2452 * archive.cc: Include incremental.h.
2453 (Archive::Archive): Initialize incremental_info_.
2454 (Archive::include_member): Record archive members in incremental info.
2455 (Add_archive_symbols::run): Record begin and end of an archive in
2457 (Lib_group::include_member): Record objects in incremental info.
2458 * archive.h (Incremental_archive_entry): Forward declaration.
2459 (Archive::set_incremental_info): New member function.
2460 (Archive::incremental_info): New member function.
2461 (Archive::Unused_symbol_iterator): New class.
2462 (Archive::unused_symbols_begin): New member function.
2463 (Archive::unused_symbols_end): New member function.
2464 (Archive::incremental_info_): New data member.
2465 * incremental-dump.cc (find_input_containing_global): New function.
2466 (dump_incremental_inputs): Dump new incremental info sections.
2467 * incremental.cc: Include symtab.h.
2468 (Output_section_incremental_inputs): New class.
2469 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2470 new incremental info sections.
2471 (Sized_incremental_binary::do_check_inputs): Likewise.
2472 (Incremental_inputs::report_archive): Remove.
2473 (Incremental_inputs::report_archive_begin): New function.
2474 (Incremental_inputs::report_archive_end): New function.
2475 (Incremental_inputs::report_object): New function.
2476 (Incremental_inputs::finalize_inputs): Remove.
2477 (Incremental_inputs::report_input_section): New function.
2478 (Incremental_inputs::report_script): Rewrite.
2479 (Incremental_inputs::finalize): Do nothing but finalize string table.
2480 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2481 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2482 (Incremental_inputs::create_data_sections): New function.
2483 (Incremental_inputs::relocs_entsize): New function.
2484 (Output_section_incremental_inputs::set_final_data_size): New function.
2485 (Output_section_incremental_inputs::do_write): New function.
2486 (Output_section_incremental_inputs::write_header): New function.
2487 (Output_section_incremental_inputs::write_input_files): New function.
2488 (Output_section_incremental_inputs::write_info_blocks): New function.
2489 (Output_section_incremental_inputs::write_symtab): New function.
2490 * incremental.h (Incremental_script_entry): Forward declaration.
2491 (Incremental_object_entry): Forward declaration.
2492 (Incremental_archive_entry): Forward declaration.
2493 (Incremental_inputs): Forward declaration.
2494 (Incremental_inputs_header_data): Remove.
2495 (Incremental_inputs_header): Remove.
2496 (Incremental_inputs_header_write): Remove.
2497 (Incremental_inputs_entry_data): Remove.
2498 (Incremental_inputs_entry): Remove.
2499 (Incremental_inputs_entry_write): Remove.
2500 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2501 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2502 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2503 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2505 (Incremental_input_entry): New class.
2506 (Incremental_script_entry): New class.
2507 (Incremental_object_entry): New class.
2508 (Incremental_archive_entry): New class.
2509 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2510 (Incremental_inputs::report_inputs): Remove.
2511 (Incremental_inputs::report_archive): Remove.
2512 (Incremental_inputs::report_archive_begin): New function.
2513 (Incremental_inputs::report_archive_end): New function.
2514 (Incremental_inputs::report_object): Change prototype.
2515 (Incremental_inputs::report_input_section): New function.
2516 (Incremental_inputs::report_script): Change prototype.
2517 (Incremental_inputs::get_reloc_count): New function.
2518 (Incremental_inputs::set_reloc_count): New function.
2519 (Incremental_inputs::create_data_sections): New function.
2520 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2521 (Incremental_inputs::inputs_section): New function.
2522 (Incremental_inputs::symtab_section): New function.
2523 (Incremental_inputs::relocs_section): New function.
2524 (Incremental_inputs::get_stringpool): Add const.
2525 (Incremental_inputs::command_line): Add const.
2526 (Incremental_inputs::inputs): Remove.
2527 (Incremental_inputs::command_line_key): New function.
2528 (Incremental_inputs::input_file_count): New function.
2529 (Incremental_inputs::input_files): New function.
2530 (Incremental_inputs::relocs_entsize): New function.
2531 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2532 (Incremental_inputs::finalize_inputs): Remove.
2533 (Incremental_inputs::Input_info): Remove.
2534 (Incremental_inputs::lock_): Remove.
2535 (Incremental_inputs::inputs_): Change type.
2536 (Incremental_inputs::inputs_map_): Remove.
2537 (Incremental_inputs::current_object_entry_): New data member.
2538 (Incremental_inputs::inputs_section_): New data member.
2539 (Incremental_inputs::symtab_section_): New data member.
2540 (Incremental_inputs::relocs_section_): New data member.
2541 (Incremental_inputs::reloc_count_): New data member.
2542 (Incremental_inputs_reader): New class.
2543 (Incremental_symtab_reader): New class.
2544 (Incremental_relocs_reader): New class.
2545 * layout.cc (Layout::finalize): Move finalization of incremental info
2546 and creation of incremental info sections to follow finalization of
2547 symbol table. Set offsets for postprocessing sections.
2548 (Layout::create_incremental_info_sections): Call
2549 Incremental_inputs::create_data_sections. Add incremental symtab
2550 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2551 sections to layout after input sections.
2552 * layout.h (struct Timespec): Forward declaration.
2553 (Layout::incremental_inputs): Add const.
2554 (Layout::create_incremental_info_sections): Add parameter.
2555 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2556 * object.cc: Include incremental.h.
2557 (Relobj::finalize_incremental_relocs): New function.
2558 (Sized_relobj::do_layout): Record input sections in incremental info.
2559 * object.h (Object::output_section): New function.
2560 (Object::output_section_offset): Moved from Relobj.
2561 (Object::get_incremental_reloc_base): New function.
2562 (Object::get_incremental_reloc_count): New function.
2563 (Object::do_output_section): New function.
2564 (Object::do_output_section_offset): Moved from Relobj.
2565 (Object::do_get_incremental_reloc_base): New function.
2566 (Object::do_get_incremental_reloc_count): New function.
2567 (Object::Object): Initialize new data members.
2568 (Relobj::output_section): Renamed do_output_section and moved to
2570 (Relobj::output_section_offset): Moved to Object.
2571 (Relobj::do_get_incremental_reloc_base): New function.
2572 (Relobj::do_get_incremental_reloc_count): New function.
2573 (Relobj::allocate_incremental_reloc_counts): New function.
2574 (Relobj::count_incremental_reloc): New function.
2575 (Relobj::finalize_incremental_relocs): New function.
2576 (Relobj::next_incremental_reloc_index): New function.
2577 (Relobj::reloc_counts_): New data member.
2578 (Relobj::reloc_bases_): New data member.
2579 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2580 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2581 (Sized_relobj::incremental_relocs_scan): New function.
2582 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2583 (Sized_relobj::incremental_relocs_write): New function.
2584 (Sized_relobj::incremental_relocs_write_reltype): New function.
2585 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2587 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2588 archives and object files elsewhere.
2589 (Add_symbols::run): Report object files here.
2590 (Finish_group::run): Report end of archive at end of group.
2591 * reloc.cc: Include layout.h, incremental.h.
2592 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2593 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2594 (Sized_relobj::incremental_relocs_scan): New function.
2595 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2596 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2597 (Sized_relobj::incremental_relocs_write): New function.
2598 (Sized_relobj::incremental_relocs_write_reltype): New function.
2599 * script.cc (read_input_script): Rewrite test for incremental link.
2600 Change call to Incremental_inputs::report_script.
2601 * symtab.h (Symbol_table::first_global_index): New function.
2602 (Symbol_table::output_count): New function.
2604 2010-08-12 Doug Kwan <dougkwan@google.com>
2606 * arm.cc (Target_arm::merge_object_attributes): Check command line
2607 options --no-wchar-size-warning and --no-enum-size-warning.
2608 * options.h (General_options): Add ld-compatible options
2609 --no-enum-size-warning and --no-wchar-size-warning.
2611 2010-08-04 Ian Lance Taylor <iant@google.com>
2613 * x86_64.cc (Target_x86_64::Scan::local): Use
2614 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2615 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2616 (Target_x86_64::Scan::global): Likewise.
2617 (Target_x86_64::Relocate::relocate): Likewise.
2618 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2621 2010-08-03 Cary Coutant <ccoutant@google.com>
2623 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2624 to reserve space in merged_strings vector. Keep total input size
2626 (Output_merge_string::do_print_merge_stats): Print total input size.
2627 * merge.h (Output_merge_string): Add input_size_ field.
2628 * stringpool.cc (Stringpool_template::string_length): Move
2629 implementations out of Stringpool_template class and place in
2631 * stringpool.h (string_length): Move out of Stringpool_template.
2633 2010-08-03 Ian Lance Taylor <iant@google.com>
2636 * layout.cc (relaxation_loop_body): If address of load segment is
2637 set, adjust address to include headers if possible.
2639 2010-08-03 Ian Lance Taylor <iant@google.com>
2641 * version.cc (version_string): Bump to 1.10.
2643 2010-08-03 Ian Lance Taylor <iant@google.com>
2646 * layout.h (enum Output_section_order): Define.
2647 (class Layout): Update declarations.
2648 * layout.cc (Layout::get_output_section): Add order parameter.
2649 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2650 is_first_non_relro parameters. Change all callers.
2651 (Layout::choose_output_section): Likewise.
2652 (Layout::add_output_section_data): Likewise.
2653 (Layout::make_output_section): Likewise. Set order.
2654 (Layout::default_section_order): New function.
2655 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2656 * output.cc (Output_section::Output_section): Initialize order_.
2657 Don't initialize deleted fields.
2658 (Output_segment::Output_segment): Don't initialize deleted
2660 (Output_segment::add_output_section_to_load): New function
2661 replacing add_output_section. Change all callers to call this or
2662 add_output_section_to_nonload.
2663 (Output_segment::add_output_section_to_nonload): New function.
2664 (Output_segment::remove_output_section): Rewrite.
2665 (Output_segment::add_initial_output_data): Likewise.
2666 (Output_segment::has_any_data_sections): Likewise.
2667 (Output_segment::is_first_section_relro): Likewise.
2668 (Output_segment::maximum_alignment): Likewise.
2669 (Output_segment::has_dynamic_reloc): New function replacing
2670 dynamic_reloc_count. Change all callers.
2671 (Output_segment::has_dynamic_reloc_list): New function replacing
2672 dynamic_reloc_count_list. Change all callers.
2673 (Output_segment::set_section_addresses): Rewrite.
2674 (Output_segment::set_offset): Rewrite.
2675 (Output_segment::find_first_and_last_list): Remove.
2676 (Output_segment::set_tls_offsets): Rewrite.
2677 (Output_segment::first_section_load_address): Likewise.
2678 (Output_segment::output_section_count): Likewise.
2679 (Output_segment::section_with_lowest_load_address): Likewise.
2680 (Output_segment::write_section_headers): Likewise.
2681 (Output_segment::print_sections_to_map): Likewise.
2682 * output.h (class Output_data): Remove dynamic_reloc_count_
2683 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2684 (Output_data::add_dynamic_reloc): Rewrite.
2685 (Output_data::has_dynamic_reloc): New function.
2686 (Output_data::dynamic_reloc_count): Remove.
2687 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2688 is_last_relro_, is_first_non_relro_, is_interp_,
2689 is_dynamic_linker_section_ fields. Add order and set_order
2690 functions. Remove is_relro_local, set_is_relro_local,
2691 is_last_relro, set_is_last_relro, is_first_non_relro,
2692 set_is_first_non_relro functions, is_interp, set_is_interp,
2693 is_dynamic_linker_section, and set_is_dynamic_linker_section
2695 (class Output_segment): Change Output_data_list from std::list to
2696 std:;vector. Add output_lists_ field. Remove output_data_ and
2697 output_bss_ fields. Update declarations.
2699 2010-08-02 Ian Lance Taylor <iant@google.com>
2701 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2702 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2703 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2705 2010-08-02 Ian Lance Taylor <iant@google.com>
2708 * script.cc (Script_options::Script_options): Initialize
2709 symbol_definitions_ and symbol_references_.
2710 (Script_options::add_symbol_assignment): Update
2711 symbol_definitions_ and symbol_references_.
2712 (Script_options::add_symbol_reference): New function.
2713 (script_symbol): New function.
2714 * script.h (class Script_options): Add symbol_definitions_ and
2715 symbol_references_ fields.
2716 (Script_options::referenced_const_iterator): New type.
2717 (Script_options::referenced_begin): New function.
2718 (Script_options::referenced_end): New function.
2719 (Script_options::is_referenced): New function.
2720 (Script_options::any_unreferenced): New function.
2721 * script-c.h (script_symbol): Declare.
2722 * yyscript.y (exp): Call script_symbol.
2723 * symtab.cc: Include "script.h".
2724 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2725 Change all callers. Check symbols referenced by scripts.
2726 (Symbol_table::add_undefined_symbols_from_command_line): Add
2727 layout parameter. Change all callers.
2728 (Symbol_table::do_add_undefined_symbols_from_command_line):
2729 Likewise. Break out loop body. Check symbols referenced by
2731 (Symbol_table::add_undefined_symbol_from_command_line): New
2732 function broken out of
2733 do_add_undefined_symbols_from_command_line.
2734 * symtab.h (class Symbol_table): Update declarations.
2735 * archive.cc: Include "layout.h".
2736 (Archive::should_include_member): Add layout parameter. Change
2737 all callers. Check for symbol mentioned in expression.
2738 * archive.h (class Archive): Update declaration.
2739 * object.cc (Sized_relobj::do_should_include_member): Add layout
2741 * object.h (Object::should_include_member): Add layout parameter.
2743 (Object::do_should_include_member): Add layout parameter.
2744 (class Sized_relobj): Update declaration.
2745 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2747 * dynobj.h (class Sized_dynobj): Update declaration.
2748 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2750 * plugin.h (class Sized_pluginobj): Update declaration.
2752 2010-08-02 Ian Lance Taylor <iant@google.com>
2755 * output.cc (Output_segment::set_offset): Search for the first and
2756 last sections rather than assuming that the list is in order.
2757 (Output_segment::find_first_and_last_list): New function.
2758 * output.h (class Output_segment): Update declarations.
2759 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2760 (relro_strip_test_SOURCES): New variable.
2761 (relro_strip_test_DEPENDENCIES): New variable.
2762 (relro_strip_test_LDFLAGS): New variable.
2763 (relro_strip_test_LDADD): New variable.
2764 (relro_strip_test.so): New target.
2766 2010-08-02 Ian Lance Taylor <iant@google.com>
2768 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2769 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2770 (Target_i386::got_tlsdesc_section): New function.
2771 (Target_i386::got_section): Create space for GOT entries for
2772 TLSDESC relocations.
2773 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2775 (Target_i386::Scan::global): Likewise.
2776 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2778 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2779 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2780 (Target_x86_64::got_tlsdesc_section): New function.
2781 (Target_x86_64::got_section): Create space for GOT entries for
2782 TLSDESC relocations.
2783 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2785 (Target_x86_64::Scan::global): Likewise.
2786 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2789 2010-08-02 Ian Lance Taylor <iant@google.com>
2791 * testsuite/final_layout.sh: Use dc to convert from hex to
2794 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2796 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2797 paramter to the call to gold::gc_process_relocs.
2798 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2799 paramter to the call to gold::gc_process_relocs.
2800 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2801 parameter to the call to gold::gc_process_relocs.
2802 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2803 template parameter to the call to gold::gc_process_relocs.
2804 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2805 paramter to the call to gold::gc_process_relocs.
2806 * gc.h (get_embedded_addend_size): New function.
2807 (gc_process_relocs): Save the size of the reloc for use by ICF.
2808 * icf.cc (get_section_contents): Get the addend from the text section
2809 for SHT_REL relocation sections.
2810 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2811 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2812 * int_encoding.h (read_from_pointer): New overloaded function.
2813 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2814 * testsuite/icf_sht_rel_addend_test.sh: New file.
2815 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2816 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2818 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2820 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2821 * Makefile.in: Regenerate.
2822 * testsuite/Makefile.in: Regenerate.
2824 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2826 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2827 * gold/testsuite/debug_msg.cc: Likewise.
2828 * gold/testsuite/odr_violation1.cc
2829 * gold/testsuite/odr_violation2.cc
2831 2010-07-21 Cary Coutant <ccoutant@google.com>
2833 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2834 string, and length fields.
2835 (Output_merge_string::Merged_strings_list): New type.
2836 (Output_merge_string::Merged_strings_lists): New typedef.
2837 (Output_merge_string): Replace merged_strings_ with
2838 merged_strings_lists_.
2839 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2840 Merged_strings_list per input object and section. Don't store pointer
2841 to the string. Don't store length with each merged string entry.
2842 (Output_merge_string::finalize_merged_data): Loop over list of merged
2843 strings lists. Recompute length of each merged string.
2845 2010-07-15 Cary Coutant <ccoutant@google.com>
2847 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2850 2010-07-14 Ian Lance Taylor <iant@google.com>
2852 * descriptors.cc (Descriptors::open): Report correct name in error
2855 2010-07-13 Doug Kwan <dougkwan@google.com>
2857 * arm.cc (Arm_input_section::Arm_input_section): For a
2858 SHT_ARM_EXIDX section, always keeps the input sections.
2859 (Arm_input_section::set_exidx_section_link): New method.
2860 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2861 has_errors_ to false.
2862 (Arm_exidx_input_section::has_errors,
2863 Arm_exidx_input_section::set_has_errors): New methods.
2864 (Arm_exidx_input_section::has_errors_): New data member.
2865 (Arm_relobj::get_exidx_shndx_list): New method.
2866 (Arm_output_section::append_text_sections_to_list): Do not skip
2867 section without SHF_EXECINSTR.
2868 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2870 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2871 section header. Make error messages more verbose. Check for
2872 a non-executable section linked to an EXIDX section.
2873 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2874 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2875 check that there is no deferred EXIDX section if we exit early.
2876 Instead of not making an EXIDX section in case of an error, make one
2877 and set the has_errors flag of it.
2878 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2879 in a relocatable link.
2880 (Target_arm::do_relax): Look for the EXIDX output section instead of
2881 assuming that it is called .ARM.exidx.
2882 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2883 section list. Do not check for SHF_EXECINSTR section flags but
2884 skip any input section with errors.
2885 * output.cc (Output_section::Output_section): Initialize
2886 always_keeps_input_sections_ to false.
2887 (Output_section::add_input_section): Check for
2888 always_keeps_input_sections_.
2889 * output.h (Output_section::always_keeps_input_sections,
2890 Output_section::set_always_keeps_input_sections): New methods.
2891 (Output_section::always_keeps_input_sections): New data member.
2893 2010-07-13 Rafael Espindola <espindola@google.com>
2895 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2896 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2898 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2899 Ian Lance Taylor <iant@google.com>
2901 * output.h (Output_section_lookup_maps::add_merge_section):
2902 Correct check of whether value was inserted.
2903 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2904 (Output_section_lookup_maps::add_relaxed_input_section):
2906 * arm.cc (Target_arm::got_section): Remove used local os.
2907 * i386.cc (Target_i386::got_section): Likewise.
2908 * x86_64.cc (Target_x86_64::got_section): Likewise.
2909 * sparc.cc (Target_sparc::got_section): Likewise.
2910 (Target_sparc::relocate): Remove unused local have_got_offset.
2911 * powerpc.cc (Target_powerpc::relocate): Likewise.
2913 2010-07-13 Ian Lance Taylor <iant@google.com>
2915 * compressed_output.cc (zlib_decompress): Fix signature in
2918 * archive.cc (Archive::include_member): Unlock an external member
2919 of a thin archive. Don't bother to delete an object we know is
2922 2010-07-12 Cary Coutant <ccoutant@google.com>
2924 * compressed_output.cc (zlib_decompress): New function.
2925 (get_uncompressed_size): New function.
2926 (decompress_input_section): New function.
2927 * compressed_output.h (get_uncompressed_size): New function.
2928 (decompress_input_section): New function.
2929 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2930 Handle compressed debug sections.
2931 * layout.cc (is_compressed_debug_section): New function.
2932 (Layout::output_section_name): Map compressed section names to
2934 * layout.h (is_compressed_debug_section): New function.
2935 (is_debug_info_section): Recognize compressed debug sections.
2936 * merge.cc: Include compressed_output.h.
2937 (Output_merge_data::do_add_input_section): Handle compressed
2939 (Output_merge_string::do_add_input_section): Handle compressed
2941 * object.cc: Include compressed_output.h.
2942 (Sized_relobj::Sized_relobj): Initialize new data members.
2943 (build_compressed_section_map): New function.
2944 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2945 * object.h (Object::section_is_compressed): New method.
2946 (Object::do_section_is_compressed): New method.
2947 (Sized_relobj::Compressed_section_map): New type.
2948 (Sized_relobj::do_section_is_compressed): New method.
2949 (Sized_relobj::compressed_sections_): New data member.
2950 * output.cc (Output_section::add_input_section): Handle compressed
2952 * reloc.cc: Include compressed_output.h.
2953 (Sized_relobj::write_sections): Handle compressed debug sections.
2955 2010-07-08 Cary Coutant <ccoutant@google.com>
2957 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2958 weak when resolving to a dynamic def.
2959 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2960 for weak undef/dynamic def cases. Adjust callers.
2961 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2962 undef_binding_weak_.
2963 (Symbol_table::sized_write_globals): Adjust symbol binding.
2964 (Symbol_table::sized_write_symbol): Add binding parameter.
2965 * symtab.h (Symbol::set_undef_binding): New method.
2966 (Symbol::is_undef_binding_weak): New method.
2967 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2968 (Symbol_table::should_override): Add new parameter.
2969 (Symbol_table::sized_write_symbol): Add new parameter.
2971 * testsuite/weak_undef_file1.cc: Add new test case.
2972 * testsuite/weak_undef_file2.cc: Fix header comment.
2973 * testsuite/weak_undef_test.cc: Add new test case.
2975 2010-06-29 Doug Kwan <dougkwan@google.com>
2977 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2978 Initialize USE_SYMBOL_.
2979 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2981 (Arm_reloc_property::uses_symbol_): New data member declaration.
2982 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2983 uses symbol value and symbol is undefined but not weakly undefined.
2985 2010-06-28 Rafael Espindola <espindola@google.com>
2987 * plugin.cc (Plugin::load): Use dlerror.
2989 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2991 * symtab.cc (detect_odr_violations): When reporting an ODR
2992 violation, report an object where the symbol is defined.
2994 2010-06-25 Doug Kwan <dougkwan@google.com>
2996 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2997 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2999 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3000 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3001 target hook to detect function points.
3002 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3003 * icf.h (Icf::check_section_for_function_pointers): Change type of
3004 parameter SECTION_NAME to const reference to std::string. Use
3005 target hook to determine if section may have unsafe pointers.
3006 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3009 2010-06-21 Rafael Espindola <espindola@google.com>
3011 * fileread.cc (Input_file::find_fie): New
3012 (Input_file::open): Use Input_file::find_fie.
3013 * fileread.h (Input_file::find_fie): New
3014 * plugin.cc (set_extra_library_path): New.
3015 (Plugin::load): Add set_extra_library_path to the transfer vector.
3016 (Plugin_manager::set_extra_library_path): New.
3017 (Plugin_manager::add_input_file): Use the extra search path if set.
3018 (set_extra_library_path(): New.
3019 * plugin.h (Plugin_manager): Add set_extra_library_path and
3022 2010-06-19 Cary Coutant <ccoutant@google.com>
3024 * layout.cc (gdb_sections): Add .debug_types.
3025 (lines_only_debug_sections): Likewise.
3027 2010-06-18 Rafael Espindola <espindola@google.com>
3029 * plugin.cc (add_input_file,add_input_library)
3030 (Plugin_manager::add_input_file): Make filename arguments const.
3031 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3034 2010-06-16 Doug Kwan <dougkwan@google.com>
3036 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3037 .ARM.attributes section if we have not merged any input
3038 attributes sections.
3040 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3042 * arm.cc: Allow combining objects with no EABI version
3045 2010-06-15 Rafael Espindola <espindola@google.com>
3047 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3049 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3051 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3052 (struct iovec): Correct !HAVE_READV definition.
3054 2010-06-10 Cary Coutant <ccoutant@google.com>
3056 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3057 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3059 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3062 * symtab.h (Symbol::is_placeholder): New member function.
3063 * target-reloc.h (relocate_section): Check for placeholder symbols.
3065 * testsuite/Makefile.am (plugin_test_8): New test.
3066 (plugin_test_9): New test.
3067 * testsuite/Makefile.in: Regenerate.
3069 2010-06-09 Nick Clifton <nickc@redhat.com>
3071 * yyscript.y (input_list_element): Allow strings prefixed with
3072 the '-' character. Treat these as libraries.
3073 * script.cc (script_add_library): New function. Adds a library
3074 specified by "-l<name>" found in an input script.
3075 * script-c.h: Add prototype for script_add_library.
3077 2010-06-07 Doug Kwan <dougkwan@google.com>
3079 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3080 Restrict stub-group size to be within long conditional branch
3081 range when working around cortex-A8 erratum.
3083 2010-06-07 Damien Diederen <dd@crosstwine.com>
3085 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3088 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3092 (Output_section::Input_section_sort_entry::compare_section_ordering):
3093 Change to return non-zero correctly.
3094 (Output_section::Input_section_sort_section_order_index_compare
3095 ::operator()): Change to fix ambiguity in comparisons.
3097 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3099 * gold.h (is_wildcard_string): New function.
3100 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3101 (Layout::layout_eh_frame): Ditto.
3102 (Layout::find_section_order_index): New method.
3103 (Layout::read_layout_from_file): New method.
3104 * layout.h (Layout::find_section_order_index): New method.
3105 (Layout::read_layout_from_file): New method.
3106 (Layout::input_section_position_): New private member.
3107 (Layout::input_section_glob_): New private member.
3108 * main.cc (main): Call read_layout_from_file here.
3109 * options.h (--section-ordering-file): New option.
3110 * output.cc (Output_section::input_section_order_specified_): New
3112 (Output_section::Output_section): Initialize new member.
3113 (Output_section::add_input_section): Add new parameter.
3114 Keep input sections when --section-ordering-file is used.
3115 (Output_section::set_final_data_size): Sort input sections when
3116 section ordering file is specified.
3117 (Output_section::Input_section_sort_entry): Add new parameter.
3119 (Output_section::Input_section_sort_entry::compare_section_ordering):
3121 (Output_section::Input_section_sort_compare::operator()): Change to
3122 consider section_order_index.
3123 (Output_section::Input_section_sort_init_fini_compare::operator()):
3124 Change to consider section_order_index.
3125 (Output_section::Input_section_sort_section_order_index_compare
3126 ::operator()): New method.
3127 (Output_section::sort_attached_input_sections): Change to sort
3128 according to section order when specified.
3129 (Output_section::add_input_section<32, true>): Add new parameter.
3130 (Output_section::add_input_section<64, true>): Add new parameter.
3131 (Output_section::add_input_section<32, false>): Add new parameter.
3132 (Output_section::add_input_section<64, false>): Add new parameter.
3133 * output.h (Output_section::add_input_section): Add new parameter.
3134 (Output_section::input_section_order_specified): New
3136 (Output_section::set_input_section_order_specified): New method.
3137 (Input_section::Input_section): Initialize section_order_index_.
3138 (Input_section::section_order_index): New method.
3139 (Input_section::set_section_order_index): New method.
3140 (Input_section::section_order_index_): New member.
3141 (Input_section::Input_section_sort_section_order_index_compare): New
3143 (Output_section::input_section_order_specified_): New member.
3144 * script-sections.cc (is_wildcard_string): Delete and move modified
3146 (Output_section_element_input::Output_section_element_input): Modify
3147 call to is_wildcard_string.
3148 (Output_section_element_input::Input_section_pattern
3149 ::Input_section_pattern): Ditto.
3150 (Output_section_element_input::Output_section_element_input): Ditto.
3151 * testsuite/Makefile.am (final_layout): New test case.
3152 * testsuite/Makefile.in: Regenerate.
3153 * testsuite/final_layout.cc: New file.
3154 * testsuite/final_layout.sh: New file.
3156 2010-06-01 Rafael Espindola <espindola@google.com>
3158 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3160 2010-06-01 Rafael Espindola <espindola@google.com>
3162 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3163 visibility of symbols.
3165 2010-05-27 Doug Kwan <dougkwan@google.com>
3167 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3168 from start of output section instead of address for a local symbol
3169 in a merged or relaxed section when doing a relocatable link.
3171 2010-05-26 Rafael Espindola <espindola@google.com>
3174 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3175 adding sections the garbage collector removed.
3176 * gold/testsuite/Makefile.am: Add test.
3177 * gold/testsuite/Makefile.in: Regenerate.
3178 * gold/testsuite/plugin_test_7.sh: New.
3179 * gold/testsuite/plugin_test_7_1.c: New.
3180 * gold/testsuite/plugin_test_7_2.c: New.
3182 2010-05-26 Rafael Espindola <espindola@google.com>
3184 * script-sections.cc (Output_section_definition::set_section_addresses):
3185 Check for --section-start.
3187 2010-05-26 Doug Kwan <dougkwan@google.com>
3189 * arm.cc (Arm_scan_relocatable_relocs): New class.
3190 (Target_arm::relocate_special_relocatable): New method.
3191 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3192 (Arm_relocate_functions::thumb_branch_common): Same.
3193 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3194 instead of Default_scan_relocatable_relocs.
3195 * target-reloc.h (relocate_for_relocatable): Let target handle
3196 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3197 * target.h (Sized_target::relocate_special_relocatable): New method.
3199 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3201 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3203 2010-05-23 Doug Kwan <dougkwan@google.com>
3205 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3207 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3208 with a direct branch, not a conditional branch, to a stub.
3209 * merge.cc (Output_merge_base::record_input_section): New method
3211 (Output_merge_data::do_add_input_section): Record input section if
3212 keeps-input-sections flag is set.
3213 (Output_merge_string::do_add_input_section): Ditto.
3214 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3215 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3217 (Output_merge_base::keeps_input_sections,
3218 Output_merge_base::set_keeps_input_sections,
3219 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3221 (Output_merge_base::Input_sections): New type declaration.
3222 (Output_merge_base::input_sections_begin,
3223 Output_merge_base::input_sections_end,
3224 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3225 (Output_merge_base::bool keeps_input_sections_,
3226 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3227 Output_merge_base::input_sections_): New data members.
3228 (Output_merge_data::do_set_keeps_input_sections): New method
3230 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3231 * output.cc (Output_section::Input_section::relobj): Move method
3232 defintion from class declaration to here and handle merge sections.
3233 (Output_section::Input_section::shndx): Ditto.
3234 (Output_section::Output_section): Remove initializations of removed
3235 data members and initialize new data member LOOKUP_MAPS_.
3236 (Output_section::add_input_section): Set keeps-input-sections flag
3237 for a newly created merge output section as appropriate. Adjust code
3238 to use Output_section_lookup_maps class.
3239 (Output_section::add_relaxed_input_section): Adjst code for lookup
3240 maps code refactoring.
3241 (Output_section::add_merge_input_section): Add a new parameter
3242 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3243 class. If adding input section to a newly created merge output
3244 section fails, remove the new merge section.
3245 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3246 Adjust code for use of the Output_section_lookup_maps class.
3247 (Output_section::find_merge_section): Ditto.
3248 (Output_section::build_lookup_maps): New method defintion.
3249 (Output_section::find_relaxed_input_section): Adjust code to use
3250 Output_section_lookup_maps class.
3251 (Output_section::get_input_sections): Export merge sections. Adjust
3252 code to use Output_section_lookup_maps class.
3253 (Output_section:::add_script_input_section): Adjust code to use
3254 Output_section_lookup_maps class. Update lookup maps for merge
3256 (Output_section::discard_states): Use Output_section_lookup_maps.
3257 (Output_section::restore_states): Same.
3258 * output.h (Merge_section_properties): Move class defintion out of
3260 (Output_section_lookup_maps): New class.
3261 (Output_section::Input_section::is_merge_section): New method
3263 (Output_section::Input_section::relobj): Move defintion out of class
3264 defintion. Declare method only.
3265 (Output_section::Input_section::shndx): Ditto.
3266 (Output_section::Input_section::output_merge_base): New method defintion.
3267 (Output_section::Input_section::u2_.pomb): New union field.
3268 (Output_section::Merge_section_by_properties_map,
3269 Output_section::Output_section_data_by_input_section_map,
3270 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3272 (Output_section::add_merge_input_section): Add new parameter
3273 KEEPS_INPUT_SECTIONS.
3274 (Output_section::build_lookup_maps): New method declaration.
3275 (Output_section::merge_section_map_,
3276 Output_section::merge_section_by_properties_map_,
3277 Output_section::relaxed_input_section_map_,
3278 Output_section::is_relaxed_input_section_map_valid_): Remove data
3280 (Output_section::lookup_maps_): New data member.
3282 2010-05-21 Doug Kwan <dougkwan@google.com>
3285 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3286 avoid a compilation error.
3288 2010-05-19 Rafael Espindola <espindola@google.com>
3290 * script-sections.cc (Output_section_definition::allocate_to_segment):
3291 Update the phdrs_list even when the output section is NULL.
3292 * testsuite/Makefile.am: Add test.
3293 * testsuite/Makefile.in: Regenerate.
3294 * testsuite/script_test_9.cc: New.
3295 * testsuite/script_test_9.sh: New.
3296 * testsuite/script_test_9.t: New.
3298 2010-05-19 Doug Kwan <dougkwan@google.com>
3300 * arm.cc (Arm_input_section::original_size): New method.
3301 (Arm_input_section::do_addralign): Add a cast.
3302 (Arm_input_section::do_output_offset): Remove static cast.
3303 (Arm_input_section::original_addralign,
3304 Arm_input_section::original_size_): Change type to uint32_t.
3305 (Arm_input_section::init): Add safe casts for section alignment
3307 (Arm_input_section::set_final_data_size): Do not set address and
3308 offset of stub table.
3309 (Arm_output_section::fix_exidx_coverage): Change use of of
3310 Output_section::Simple_input_section to that of
3311 Output_section::Input_section.
3312 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3313 except for the first pass.
3314 * output.cc (Output_section::get_input_sections): Change type of
3315 input_sections to std::list<Input_section>.
3316 (Output_section::add_script_input_section): Rename from
3317 Output_section::add_simple_input_section. Change type of SIS
3318 parameter from Simple_input_section to Input_section.
3319 * output.h (Output_section::Simple_input_section): Remove class.
3320 (Output_section::Input_section): Change class visibility to public.
3321 (Output_section::Input_section::addralign): Use stored alignments
3322 for special input sections if set.
3323 (Output_section::Input_section::set_addralign): New method.
3324 (Output_section::get_input_sections): Change parameter type from
3325 list of Simple_input_section to list of Input_section.
3326 (Output_section::add_script_input_section): Rename from
3327 Output_section::add_simple_input_section. Change first parameter's
3328 type from Simple_input_section to Input_section and remove the
3329 second and third parameters.
3330 * script-sections.cc (Input_section::Input_section_list): Change
3331 type to list of Output_section::Input_section/
3332 (Input_section_info::Input_section_info): Change parameter type of
3333 INPUT_SECTION to Output_section::Input_section.
3334 (Input_section_info::input_section): Change return type.
3335 (Input_section_info::input_section_): Change type to
3336 Output_section::Input_section.
3337 (Output_section_element_input::set_section_addresses): Adjust code
3338 to use Output_section::Input_section instead of
3339 Output_section::Simple_input_section. Adjust code for renaming
3340 of Output_section::add_simple_input_section.
3341 (Orphan_output_section::set_section_addresses): Ditto.
3343 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3345 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3346 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3348 2010-05-18 Rafael Espindola <espindola@google.com>
3350 * options.cc (General_options::finalize): Handle -nostdlib.
3351 * options.h (nostdlib): New option.
3352 * script.cc (script_add_search_dir): Handle -nostdlib.
3354 2010-05-12 Doug Kwan <dougkwan@google.com>
3356 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3357 attributes section only if there no attributes section after merging.
3358 (Target_arm::merge_object_attributes): Move value of
3359 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3360 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3361 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3362 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3363 and arm_attr_merge_7.stdout.
3364 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3365 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3366 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3367 arm_attr_merge_7b.o): New rules.
3368 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3370 * testsuite/Makefile.in: Regenerate.
3371 * testsuite/arm_attr_merge.sh: New file.
3372 * testsuite/arm_attr_merge_[67][ab].s: Same.
3374 2010-05-05 Nick Clifton <nickc@redhat.com>
3376 * po/es.po: Updated Spanish translation.
3378 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3380 * Makefile.am (install-exec-local): Properly install gold as
3381 default cross linker.
3382 * Makefile.in: Regenerated.
3384 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3385 Nick Clifton <nickc@redhat.com>
3387 * configure.ac (install_as_default): Define and set to false
3388 unless --enable-gold or --enable-gold=both/gold has been
3390 * configure: Regenerate.
3392 * Makefile.am (install-exec-local): Install the executable as
3393 'ld.gold'. If install_as_default is true then also install it as
3395 * Makefile.in: Regenerated.
3397 2010-04-24 Ian Lance Taylor <iant@google.com>
3399 * layout.cc (Layout::layout_reloc): In relocatable link don't
3400 combine reloc sections for grouped sections.
3402 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3404 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3405 sections that are not ordinary to icf.
3406 * icf.cc (get_section_contents): Handle relocation pointing to section
3407 with no object or shndx information.
3408 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3409 * testsuite/Makefile.in: Regenerate.
3410 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3411 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3413 2010-04-22 Ian Lance Taylor <iant@google.com>
3415 * expression.cc (Expression::Expression_eval_info): Add
3416 result_alignment_pointer field.
3417 (Expression::eval_with_dot): Add result_alignment_pointer
3418 parameter. Change all callers.
3419 (Expression::eval_maybe_dot): Likewise.
3420 (class Binary_expression): Add alignment_pointer parameter to
3421 left_value and right_value. Change all callers.
3422 (BINARY_EXPRESSION): Set result alignment.
3423 (class Trinary_expression): Add alignment_pointer parameter to
3424 arg2_value and arg3_value. Change all callers.
3425 (Trinary_cond::value): Set result alignment.
3426 (Max_expression::value, Min_expression::value): Likewise.
3427 (Align_expression::value): Likewise.
3428 * script-sections.cc (class Sections_element): Add dot_alignment
3429 parameter to set_section_addresses virtual function. Update
3431 (class Output_section_element): Likewise.
3432 (Script_sections::create_segments): Add dot_alignment parameter.
3434 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3435 (Script_sections::set_phdrs_clause_addresses): Likewise.
3436 * script-sections.h: Update declarations.
3437 * script.h: Update declarations.
3438 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3440 * testsuite/script_test_3.t: Set large alignment.
3441 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3442 segment has expected alignment.
3444 2010-04-22 Nick Clifton <nickc@redhat.com>
3446 * po/gold.pot: Updated by the Translation project.
3447 * po/vi.po: Updated Vietnamese translation.
3449 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3451 * testsuite/Makefile.am (check_PROGRAMS): Add
3452 icf_virtual_function_folding_test.
3453 * testsuite/Makefile.in: Regenerated.
3455 2010-04-15 Andrew Haley <aph@redhat.com>
3457 * options.h (merge_exidx_entries): New option.
3458 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3459 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3460 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3461 (Target_arm::merge_exidx_entries): New function.
3462 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3463 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3464 to Arm_exidx_fixup constructor.
3465 Add new arg, merge_exidx_entries.
3466 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3467 Arm_output_section::fix_exidx_coverage.
3469 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3471 * icf.cc (get_section_contents): Check for preemptible functions.
3472 Ignore addend when appropriate.
3473 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3475 (add_from_relobj): Check for section folded.
3476 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3477 * symtab.h (should_add_dynsym_entry): Add new parameter.
3478 * target-reloc.h (scan_relocs): Check for section folded.
3479 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3480 Check reloc types for function pointers in shared objects.
3481 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3483 (icf_preemptible_functions_test): New test case.
3484 (icf_string_merge_test): New test case.
3485 * testsuite.Makefile.in: Regenerate.
3486 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3487 bar_glob. Refactor code.
3488 * testsuite/icf_preemptible_functions_test.cc: New file.
3489 * testsuite/icf_preemptible_functions_test.sh: New file.
3490 * testsuite/icf_string_merge_test.cc: New file.
3491 * testsuite/icf_string_merge_test.sh: New file.
3492 * testsuite/icf_virtual_function_folding_test.cc: New file.
3493 * testsuite/icf_virtual_function_folding_test.sh: New file.
3495 2010-04-14 Doug Kwan <dougkwan@google.com>
3497 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3498 for local symbol recounting if we remove a section due to ICF.
3499 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3500 there are no regular objects in input.
3502 2010-04-13 Doug Kwan <dougkwan@google.com>
3504 * arm.cc (Arm_input_section::set_final_data_size): Compute
3505 accurate final data size instead of using current data size.
3507 2010-04-09 Doug Kwan <dougkwan@google.com>
3509 * layout.cc (Layout::choose_output_section): Handle script section
3511 (Layout::make_output_section_for_script): Add section type parameter.
3512 Handle script section types.
3513 * layout.h (Layout::make_output_section_for_script): Add section
3515 * output.cc (Output_section::Output_section): Initialize data member
3517 (Output_section::do_reset_address_and_file_offset): Do not set address
3518 to 0 if section is a NOLOAD section.
3519 * output.h (Output_section::is_noload): New method.
3520 (Output_section::set_is_noload): Ditto.
3521 (Output_section::is_noload_): New data member.
3522 * script-c.h (Script_section_type): New enum type.
3523 (struct Parser_output_section_header): Add new file section_type.
3524 * script-sections.cc (Sections_element::output_section_name): Add
3525 parameter for returning script section type.
3526 (Output_section_definition::output_section_name): Ditto.
3527 (Output_section_definition::section_type)P; New method.
3528 (Output_section_definiton::script_section_type_name): Ditto.
3529 (Output_section_definition::script_section_type_): New data member.
3530 (Output_section_definition::Output_section_definition): Initialize
3531 data member Output_section_definition::script_section_type_.
3532 (Output_section_definition::create_sections): Pass script section type
3533 to Layout::make_output_section_for_script.
3534 (Output_section_definition::output_section_name): Return script
3535 section type to caller.
3536 (Output_section_definition::set_section_address): Do not advance
3537 dot value and load address if section type is NOLOAD. Set address
3538 of NOLOAD sections regardless of section flags.
3539 (Output_section_definition::print): Print section type if it is
3540 not SCRIPT_SECTION_TYPE_NONE.
3541 (Output_section_definition::section_type): New method.
3542 (Output_section_definition::script_section_type_name): Ditto.
3543 (Script_sections::output_section_name): Add new parameter
3544 PSECTION_TYPE for returning script section type. Pass it to
3545 section elements. Handle discard sections.
3546 (Sort_output_sections::operator()): Handle NOLOAD sections.
3547 * script-sections.h (Script_sections::Section_type): New enum type.
3548 (Script_sections::output_section_name): Add a new parameter for
3549 returning script section type.
3550 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3552 * yyscript.y (union): Add new field SECTION_TYPE.
3553 (COPY, DSECT, INFO, NOLOAD): New tokens.
3554 (opt_address_and_section_type): Change type to output_section_header.
3555 (section_type): New non-terminal
3556 (section_header): Handle section type.
3557 (opt_address_and_section_type): Return section type value.
3559 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3561 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3562 * testsuite/plugin_common_test_2.c (foo): Likewise.
3564 2010-04-08 Doug Kwan <dougkwan@google.com>
3566 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3568 * output.cc (Output_section::add_merge_input_section): Simplify
3569 code and return status of Output_merge_base::add_input_section.
3570 Update merge section map only if Output_merge_base::add_input_section
3573 2010-04-07 Doug Kwan <dougkwan@google.com>
3575 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3576 if section is marked as containing instructions but has no mapping
3578 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3579 correct section index.
3580 (Arm_relobj::find_linked_text_section): Ditto.
3582 2010-04-07 Cary Coutant <ccoutant@google.com>
3584 * archive.cc (include_member): Destroy Read_symbols_data object before
3586 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3587 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3588 (Read_symbols_data::~Read_symbols_data) New destructor.
3589 (Section_relocs::Section_relocs) New constructor.
3590 (Section_relocs::~Section_relocs) New destructor.
3591 (Read_relocs_data::Read_relocs_data) New constructor.
3592 (Read_relocs_data::~Read_relocs_data) New destructor.
3593 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3594 pointers to NULL after deleting.
3596 2010-04-07 Doug Kwan <dougkwan@google.com>
3598 * arm.cc: Replace "endianity" with "endianness" in comments.
3599 (Arm_exidx_cantunwind): Ditto.
3600 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3601 (Arm_relobj::merge_flags_and_attributes): New method.
3602 (Arm_relobj::merge_flags_and_attributes_): New data member.
3603 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3604 (Arm_relobj::scan_sections_for_stubs): Ditto.
3605 (Arm_relobj::do_read_symbols): Check to see if we really want to
3606 merge processor-specific flags and attributes. Exit early if
3607 an object is empty except for section names and the undefined symbol.
3608 (Target_arm::do_finalize_sections): Move check for ELF format to
3609 Arm_relobj::do_read_symbols. Merge processor specific flags and
3610 attributes from a regular object only when we have determined that
3611 it is aapropriate. Do not create an .ARM.attributes section in
3612 output if there is no regular input object.
3613 (Target_arm::merge_processor_specific_flags): Check
3614 --warn-mismatch before printing any error.
3615 (Target_arm::merge_object_attributes): Ditto.
3616 * gold.cc (queue_middle_tasks): Handle the case in which there is
3617 no regular object in input.
3618 * options.cc (General_options::parse_EB): New method.
3619 (General_options::parse_EL): Same.
3620 (General_options::General_options): Initialize endianness_.
3621 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3623 (General_options::Endianness): New enum.
3624 (General_options::endianness): New method.
3625 (General_options::endianness_): New data member.
3626 * parameters.cc (Parameters::set_options): Check target endianness.
3627 (Parameters::set_target_once): Ditto.
3628 (Parameters::check_target_endianness): New method.
3629 (parameters_force_valid_target): If either -EL or -EB is specified,
3630 use it to define endianness of default target.
3631 * parameters.h (Parameters::check_target_endianness): New method
3633 * target.h (class Target): Change "endianity" to "endianness"
3636 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3638 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3639 * configure: Regenerate.
3640 * Makefile.in: Regenerate.
3641 * testsuite/Makefile.in: Regenerate.
3643 2010-04-06 Cary Coutant <ccoutant@google.com>
3646 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3647 prevailing definitions of common symbols.
3648 * testsuite/plugin_test_6.sh: New test case.
3649 * testsuite/plugin_common_test_1.c: New test case.
3650 * testsuite/plugin_common_test_2.c: New test case.
3651 * testsuite/Makefile.am (plugin_test_6): New test case.
3652 * testsuite/Makefile.in: Regenerate.
3654 2010-04-06 Nick Clifton <nickc@redhat.com>
3656 * po/vi.po: New Vietnamese translation.
3658 2010-03-30 Doug Kwan <dougkwan@google.com>
3660 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3662 2010-03-25 Doug Kwan <dougkwan@google.com>
3664 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3665 to avoid a conversion warning on a 32-bit host.
3667 2010-03-24 Ian Lance Taylor <iant@google.com>
3669 * testsuite/script_test_3.t: Add a TLS segment.
3670 * testsuite/Makefile.am (check_PROGRAMS): Add
3671 tls_phdrs_script_test.
3672 (tls_phdrs_script_test_SOURCES): Define.
3673 (tls_phdrs_script_test_DEPENDENCIES): Define.
3674 (tls_phdrs_script_test_LDFLAGS): Define.
3675 (tls_phdrs_script_test_LDADD): Define.
3676 * testsuite/Makefile.in: Rebuild.
3678 2010-03-23 Cary Coutant <ccoutant@google.com>
3680 * fileread.cc (find_or_make_view): Fix comment.
3682 2010-03-23 Ian Lance Taylor <iant@google.com>
3684 * script-sections.cc (class Orphan_section_placement): Define
3685 PLACE_TLS and PLACE_TLS_BSS.
3686 (Orphan_section_placement::Orphan_section_placement): Initialize
3688 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3689 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3690 (tls_script_test_SOURCES): Define.
3691 (tls_script_test_DEPENDENCIES): Define.
3692 (tls_script_test_LDFLAGS): Define.
3693 (tls_script_test_LDADD): Define.
3694 * testsuite/Makefile.in: Rebuild.
3696 2010-03-22 Doug Kwan <dougkwan@google.com>
3698 * arm.cc (Arm_relocate_functions::abs8,
3699 Arm_relocate_functions::abs16): Use correct check for overflow
3700 specified in the ARM ELF specs.
3701 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3702 target of a BLX instruction specially.
3703 (Reloc_stub::stub_type_for_reloc): Ditto.
3704 (Relocate::relocate): Use symbolic names instead of numeric relocation
3705 codes to report error.
3706 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3708 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3709 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3710 thumb2_blx_out_of_range.stdout
3711 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3712 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3713 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3714 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3715 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3716 thumb2_blx_in_range, thumb2_blx_in_range.o,
3717 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3718 thumb2_blx_out_of_range.o): New rules.
3719 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3720 thumb2_blx_in_range and thumb2_blx_out_of_range.
3721 * testsuite/Makefile.in: Regenerate.
3722 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3723 * testsuite/thumb_blx_in_range.s: New file.
3724 * testsuite/thumb_blx_out_of_range.s: New file.
3726 2010-03-22 Rafael Espindola <espindola@google.com>
3728 * archive.cc (Should_include): Move to archive.h.
3729 (should_include_member): Make it a member of Archive.
3731 (Add_lib_group_symbols): New.
3732 * archive.h: Include options.h.
3733 (Archive_member): Moved from Archive.
3734 (Should_include): Moved from archive.cc.
3736 (Add_lib_group_symbols): New.
3737 * dynobj.cc (do_should_include_member): New.
3738 * dynobj.h (do_should_include_member): New.
3739 * gold.cc (queue_initial_tasks): Update call to queue.
3740 * main.cc (main): Print lib group stats.
3741 * object.cc (do_should_include_member): New.
3742 * object.h: Include archive.h.
3743 (Object::should_include_member): New.
3744 (Object::do_should_include_member): New.
3745 (Sized_relobj::do_should_include_member): New.
3746 * options.cc (General_options::parse_start_lib): New.
3747 (General_options::parse_end_lib): New.
3748 (Input_arguments::add_file): Handle lib groups.
3749 (Input_arguments::start_group): Check we are not in a lib.
3750 (Input_arguments::start_lib): New.
3751 (Input_arguments::end_lib): New.
3752 * options.h (General_options): Add start_lib and end_lib.
3753 (Input_argument::lib_): New.
3754 (Input_argument::lib): New.
3755 (Input_argument::is_lib): New.
3756 (Input_file_lib): New.
3757 (Input_arguments::in_lib_): New.
3758 (Input_arguments::in_lib): New.
3759 (Input_arguments::start_lib): New.
3760 (Input_arguments::end_lib_): New.
3761 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3762 in unused members as preempted.
3763 (Sized_pluginobj::do_should_include_member): New.
3764 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3765 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3767 (Read_symbols::do_whole_lib_group): New.
3768 (Read_symbols::do_lib_group): New.
3769 (Read_symbols::do_read_symbols): Handle lib groups.
3770 (Read_symbols::get_name): Handle lib groups.
3771 * readsyms.h (Read_symbols): Add an archive member pointer.
3772 (Read_symbols::do_whole_lib_group): New.
3773 (Read_symbols::do_lib_group): New.
3774 (Read_symbols::member_): New.
3775 * script.cc (read_input_script): Update call to queue_soon.
3777 2010-03-19 Doug Kwan <dougkwan@google.com>
3779 * arm.cc (Stub_table::Stub_table): Initialize new data members
3780 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3781 (Stub_table::add_reloc_stub): Assign stub offset and update
3782 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3783 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3785 (Stub_table::update_data_size_and_addralign): Use
3786 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3787 instead of going over all reloc stubs.
3788 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3789 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3790 Stringpool_template::offset_ to size of Stringpool_char.
3791 (Stringpool_template::new_key_offset): Remove code to initialize
3792 Stringpool_template::offset_.
3793 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3794 Stringpool_template::offset_ to zero.
3796 2010-03-15 Doug Kwan <dougkwan@google.com>
3798 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3800 (Stringpool_template::new_key_offset): New method.
3801 (Stringpool_template::add_string): Assign offsets when adding new
3803 (Stringpool_template::set_string_offsets): Do not set string offsets
3804 when not optimizing.
3805 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3807 (Chunked_vector::clear): Clear size_.
3808 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3809 (Chunked_vector::size): Return size_.
3810 (Chunked_vector::push_back): Use size_ to find insert position.
3811 (Chunked_vector::size_): New data member.
3812 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3813 (Stringpool_template::new_key_offset): New method declaration.
3814 (Stringpool_template::offset_): New data member.
3816 2010-03-15 Rafael Espindola <espindola@google.com>
3818 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3819 Add_symbols' constructor.
3820 * readsyms.h (Add_symbols): Remove the input_group member.
3822 2010-03-10 Ian Lance Taylor <iant@google.com>
3824 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3825 target to ask whether a reference to a symbol requires a stack
3827 * target.h (Target::is_call_to_non_split): New function.
3828 (Target::do_is_call_to_non_split): Declare virtual function.
3829 * target.cc: Include "symtab.h".
3830 (Target::do_is_call_to_non_split): New function.
3831 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3833 2010-03-10 Cary Coutant <ccoutant@google.com>
3835 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3836 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3837 (File_read::open[2]): Add whole_file_view_ to list of views.
3838 (File_read::make_view): Remove test of whole_file_view_.
3839 (File_read::find_or_make_view): Create whole_file_view_ if
3841 (File_read::clear_views): Replace bool parameter with enum;
3842 adjust all callers. Don't delete views with permanent data;
3843 do delete cached views and views from archives if
3844 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3845 if clearing the corresponding view.
3846 * fileread.h (File_read::Clear_views_mode): New enum.
3847 (File_read::View::is_permanent_view): New method.
3848 (File_read::clear_views): Replace bool parameter
3849 with enum; adjust all callers.
3850 * options.h (General_options): Change keep_files_mapped option;
3851 add map_whole_files.
3852 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3854 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3857 2010-03-10 David S. Miller <davem@davemloft.net>
3859 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3861 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3863 * icf.cc (get_section_contents): Add '@' marker after processing the
3866 2010-03-08 Doug Kwan <dougkwan@google.com>
3868 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3869 due to a conversion warning.
3870 (Arm_relobj::update_output_local_symbol_count): Check for local
3871 symbol with unset output index.
3873 2010-03-05 Ian Lance Taylor <iant@google.com>
3875 * options.h (class General_options): Add --spare-dynamic-tags.
3876 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3877 --spare-dynamic-tags.
3879 2010-03-05 Ian Lance Taylor <iant@google.com>
3881 * incremental.cc: Include "libiberty.h".
3883 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3885 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3886 function, is_info_ member.
3887 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3888 (Versions::Versions): Update caller.
3889 (Versions::define_base_version): Likewise.
3890 (Versions::add_def): Likewise.
3892 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3894 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3895 (Scan::possible_function_pointer_reloc): New function.
3896 (Scan::local_reloc_may_be_function_pointer): Change to call
3897 possible_function_pointer_reloc.
3898 (Scan::global_reloc_may_be_function_pointer): Ditto.
3899 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3900 relocations in ".data.rel.ro._ZTV" section.
3901 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3902 * testsuite/icf_safe_so_test.cc: Ditto.
3903 * testsuite/icf_safe_test.cc: Ditto.
3904 * testsuite/icf_safe_test.sh: Ditto.
3906 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3907 Ian Lance Taylor <iant@google.com>
3909 * target-reloc.h (relocate_section): Check the symbol table index
3910 for -1U before setting the local symbol index.
3911 (scan_relocatable_relocs): If copying the relocation, record that
3912 the local symbol is required.
3913 * object.h (Symbol_value::is_output_symtab_index_set): New
3915 (Symbol_value::may_be_discarded_from_output_symtab): New
3917 (Symbol_value::has_output_symtab_entry): New function.
3918 (Symbol_value::needs_output_symtab_entry): Remove.
3919 (Symbol_value::output_symtab_index): Make sure the symbol index is
3921 (Symbol_value::set_output_symtab_index): Make sure the symbol
3922 index is not set. Make sure the new index is valid.
3923 (Symbol_value::set_must_have_output_symtab_entry): New function.
3924 (Symbol_value::has_output_dynsym_entry): New function.
3925 (Symbol_value::set_output_dynsym_index): Make sure the new index
3927 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3928 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3929 local symbol if permitted.
3930 (Sized_relobj::do_finalize_local_symbols): Call
3931 is_output_symtab_index_set rather than needs_output_symtab_entry.
3932 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3933 rather than needs_output_symtab_entry. Call
3934 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3935 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3936 is_output_symtab_index_set rather than needs_output_symtab_entry.
3937 * testsuite/discard_locals_relocatable_test.c: New file.
3938 * testsuite/discard_locals_test.sh: Test -r.
3939 * testsuite/Makefile.am (check_DATA): Add
3940 discard_locals_relocatable_test1.syms,
3941 discard_local_relocatable_test2.syms.
3942 (MOSTLYCLEANFILES): Likewise. Also add
3943 discard_locals_relocatable_test1.lout and
3944 discard_locals_relocatable_test2.out.
3945 (discard_locals_relocatable_test1.syms): New target.
3946 (discard_locals_relocatable_test.o): New target.
3947 (discard_locals_relocatable_test1.out): New target.
3948 (discard_locals_relocatable_test2.syms): New target.
3949 (discard_locals_relocatable_test2.out): New target.
3950 (various): Add missing ../ld-new dependencies.
3951 * testsuite/Makefile.in: Rebuild.
3953 2010-03-03 Nick Clifton <nickc@redhat.com>
3955 * po/fi.po: New Finnish translation.
3957 2010-03-01 Doug Kwan <dougkwan@google.com>
3959 * layout.cc (Layout::Layout): Force section types of .init_array*,
3960 .preinit_array* and .fini_array* sections.
3961 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3962 Fix check of return value of std::string::find.().
3963 (Output_section::Input_section_sort_compare::operator()): Remove
3964 comment about .init_array.
3965 (Output_section::Input_section_sort_init_fini_compare::operator()):
3967 (Output_section::sort_attached_input_sections): Handle .init_array
3968 and .fini_array specially.
3969 * output.h (Output_section::Inut_section_sort_compare): Update
3971 (Output_section::Input_section_sort_init_fini_compare): New struct.
3973 2010-02-26 Doug Kwan <dougkwan@google.com>
3975 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3976 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3977 * testsuite/debug_msg.sh: Avoid matching source line number for
3978 use of global variable undef_int.
3980 2010-02-26 Doug Kwan <dougkwan@google.com>
3982 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3983 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3984 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3985 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3986 * options.cc (General_options::General_options): Initialize member
3988 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3989 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3990 and rm_no_fix_v4bx.stdout
3991 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3992 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3993 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3994 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3995 and arm_no_fix_v4bx.
3996 * Makefile.in: Regenerate.
3997 * testsuite/arm_fix_v4bx.s: New file.
3998 * testsuite/arm_fix_v4bx.sh: Ditto.
4000 2010-02-24 Doug Kwan <dougkwan@google.com>
4002 * arm.cc (Target_arm::got_section): Make the .got section the first
4003 non RELRO section in the data segment.
4004 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4005 suffixes of section names.
4007 2010-02-24 Doug Kwan <dougkwan@google.com>
4009 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4010 flags and attributes merging if an input file is a binary file.
4011 * fileread.cc (Input_file::open): Record format of original file.
4012 * fileread.h (Input_file::Format): New enum type.
4013 (Input_file::Input_file): Initialize data member format_.
4014 (Input_file::format): New method definition.
4015 (Input_file::format_):: New data member.
4017 2010-02-24 Doug Kwan <dougkwan@google.com>
4019 * arm.cc (Arm_output_data_got): New class.
4020 (ARM_TCB_SIZE): New constant
4021 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4022 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4023 If user uses a script with a SECTIONS clause, issue only a warning
4024 for a misplaced EXIDX input section. Otherwise, issue an error.
4025 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4027 (Target_arm::got_mode_index_entry): Handle static linking.
4028 (Target_arm::Scan::local): Ditto.
4029 (Target_arm::Scan::global): Ditto.
4030 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4031 all incorrectly implemented relocations.
4032 (Target_arm::fix_exidx_coverage): Pass layout to
4033 Arm_output_section::fix_exidx_coverage.
4034 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4035 from ".ARM.exidx." and ".ARM.extab.".
4037 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4039 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4040 section if it does not already exist.
4041 * attributes.cc (Attributes_section_data::Attributes_section_data):
4042 Don't crash if size is zero.
4044 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4045 Ian Lance Taylor <iant@google.com>
4047 * gold.cc (queue_middle_tasks): If no input files were opened,
4049 * workqueue.h (Task_function::Task_function): Assert that there is
4052 2010-02-22 Doug Kwan <dougkwan@google.com>
4054 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4055 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4056 types to avoid warnings due to different uint64_t implementations
4059 2010-02-21 Doug Kwan <dougkwan@google.com>
4061 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4062 handling of the maximum backward branch offset.
4063 (Arm_relocate_functions::thumb_branch_common): Ditto.
4064 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4065 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4066 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4067 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4068 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4069 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4070 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4071 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4072 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4073 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4074 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4075 thumb2_bl_out_of_range.o): New rules.
4076 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4077 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4078 thumb2_bl_out_of_range
4079 * testsuite/Makefile.in: Regenerate.
4080 * testsuite/arm_bl_in_range.s: New file.
4081 * testsuite/arm_bl_out_of_range.s: Ditto.
4082 * testsuite/arm_branch_in_range.sh: Ditto.
4083 * testsuite/arm_branch_range.t: Ditto.
4084 * testsuite/thumb2_branch_range.t: Ditto.
4085 * testsuite/thumb_bl_in_range.s: Ditto.
4086 * testsuite/thumb_bl_out_of_range.s: Ditto.
4087 * testsuite/thumb_branch_range.t: Ditto.
4089 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4091 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4092 Add reloc offset information.
4093 * icf.cc (get_section_contents): Change iterators to point to the new
4094 vectors. Add reloc offset information to the contents.
4095 * icf.h (Icf::Sections_reachable_info): New typedef.
4096 (Icf::Sections_reachable_list): New typedef.
4097 (Icf::Offset_info): New typedef.
4098 (Icf::Reloc_info): New struct typedef.
4099 (Icf::Reloc_info_list): New typedef.
4100 (Icf::symbol_reloc_list): Delete method.
4101 (Icf::addend_reloc_list): Delete method.
4102 (Icf::section_reloc_list): Delete method.
4103 (Icf::reloc_info_list): New method.
4104 (Icf::reloc_info_list_): New member.
4106 2010-02-19 Doug Kwan <dougkwan@google.com>
4108 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4109 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4110 * arm.cc (Arm_relocation_functions): New forward declaration.
4111 (Target_arm::Target_arm): Initialize new data members
4112 got_mod_index_offset_ and tls_base_symbol_defined_.
4113 (Target_arm::Relocate::relocate_tls): New method.
4114 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4115 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4117 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4118 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4119 (Target_arm::got_mod_index_offset_,
4120 Target_arm::tls_base_symbol_defined_): New data members.
4121 (Target_arm::Scan::local, Target::Scan::global,
4122 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4125 2010-02-18 Doug Kwan <dougkwan@google.com>
4127 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4128 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4129 text section as a parameter becuase some broken tools may not set
4130 the link in section header.
4131 (Target_arm::has_got_section): New method.
4132 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4133 without any mapping symbol as data only. Remove warning.
4134 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4135 link in its section header, try to discover the link by inspecting the
4136 REL31 relocation at the beginning of the section.
4137 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4139 (Target_arm::Scan::global): Treat any reference to the symbol
4140 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4142 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4144 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4145 (Scan::global_reloc_may_be_function_pointer): New function.
4146 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4147 (Scan::global_reloc_may_be_function_pointer): New function.
4148 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4149 (Scan::global_reloc_may_be_function_pointer): New function.
4150 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4151 (Scan::global_reloc_may_be_function_pointer): New function.
4152 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4153 (Scan::global_reloc_may_be_function_pointer): New function.
4154 (Scan::possible_function_pointer_reloc): New function.
4155 (Target_x86_64::can_check_for_function_pointers): New function.
4156 * gc.h (gc_process_relocs): Scan relocation types to determine if
4157 function pointers were taken for targets that support it.
4158 * icf.cc (Icf::find_identical_sections): Include functions for
4159 folding in safe ICF whose pointer is not taken.
4160 * icf.h (Secn_fptr_taken_set): New typedef.
4161 (fptr_section_id_): New member.
4162 (section_has_function_pointers): New function.
4163 (set_section_has_function_pointers): New function.
4164 (check_section_for_function_pointers): New function.
4165 * options.h: Fix comment for safe ICF option.
4166 * target.h (can_check_for_function_pointers): New function.
4167 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4168 Modify icf_safe_test for X86-64.
4169 * testsuite/Makefile.in: Regenerate.
4170 * testsuite/icf_safe_so_test.cc: New file.
4171 * testsuite/icf_safe_so_test.sh: New file.
4172 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4173 (main): Change to take pointer to function kept_func_3.
4174 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4175 folding is done correctly for X86-64.
4177 2010-02-12 David S. Miller <davem@davemloft.net>
4179 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4180 is_symbolless parameter.
4181 (Output_reloc<SHT_REL>::is_symbolless): New.
4182 (Output_reloc<SHT_REL>::is_symbolless_): New.
4183 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4184 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4185 (Output_reloc<SHT_RELA>::is_symbolless): New.
4186 (Output_data_reloc::add_global): Handle is_symbolless.
4187 (Output_data_reloc::add_global_relative): Likewise.
4188 (Output_data_reloc::add_local): Likewise.
4189 (Output_data_reloc::add_local_relative): Likewise.
4190 (Output_data_reloc::add_symbolless_global_addend): New.
4191 (Output_data_reloc::add_symbolless_local_addend): New.
4192 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4194 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4195 instead of ->is_relative_
4196 (Output_reloc::write): Likewise.
4197 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4198 (Output_reloc::write_rel): Simplify.
4200 * sparc.cc (Target_sparc::Scan::local): Use
4201 ->add_symbolless_local_addend as needed.
4202 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4203 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4204 based upon relocation offset.
4206 2010-02-11 Doug Kwan <dougkwan@google.com>
4208 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4209 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4210 beginning of function.
4211 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4212 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4213 parameter is_32bit in calls to should_apply_static_reloc.
4214 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4215 (check_DATA): Add arm_abs_global.stdout.
4216 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4217 arm_abs_global.stdout): New rules.
4218 (MOSTLLYCLEANFILES): Add arm_abs_global
4219 * Makefile.in: Regenerate.
4220 * testsuite/arm_abs_global.s: New file.
4221 * testsuite/arm_abs_global.sh: Ditto.
4222 * testsuite/arm_abs_lib.s: Ditto.
4224 2010-02-11 Ian Lance Taylor <iant@google.com>
4226 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4228 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4229 Allocate_commons_task first.
4230 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4231 task, rather than symtab_lock_.
4232 (Gc_process_relocs::~Gc_process_relocs): New function.
4233 (Gc_process_relocs::is_runnable): Check this_blocker_.
4234 (Gc_process_relocs::locks): Use next_blocker_ rather than
4236 (Scan_relocs::~Scan_relocs): New function.
4237 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4239 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4241 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4242 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4243 constructor accordingly.
4244 (class Gc_process_relocs): Likewise.
4245 (class Scan_relocs): Likewise.
4246 * common.h (class Allocate_commons_task): Remove symtab_lock_
4247 field, and corresponding constructor parameter.
4248 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4250 (Allocate_commons_task::locks): Likewise.
4252 2010-02-11 Ian Lance Taylor <iant@google.com>
4254 * gold-threads.h (class Once): Define.
4255 (class Initialize_lock): Rewrite as child of Once.
4256 * gold-threads.cc (class Once_initialize): Define.
4257 (once_pointer_control): New static variable.
4258 (once_pointer, once_arg): New static variables.
4259 (c_run_once): New static function.
4260 (Once::Once, Once::run_once, Once::internal_run): New functions.
4261 (class Initialize_lock_once): Remove.
4262 (initialize_lock_control): Remove.
4263 (initialize_lock_pointer): Remove.
4264 (initialize_lock_once): Remove.
4265 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4266 (Initialize_lock::initialize): Rewrite.
4267 (Initialize_lock::do_run_once): New function.
4268 * archive.cc (Archive::interpret_header): Only clear name if it is
4270 * fileread.cc: Include "gold-threads.h"
4271 (file_counts_lock): New static variable.
4272 (file_counts_initialize_lock): Likewise.
4273 (File_read::release): Only increment counts when using --stats.
4274 Use a lock around the increment.
4275 * parameters.cc (class Set_parameters_target_once): Define.
4276 (set_parameters_target_once): New static variable.
4277 (Parameters::Parameters): Move here from parameters.h.
4278 (Parameters::set_target): Rewrite.
4279 (Parameters::set_target_once): New function.
4280 (Parameters::clear_target): Move here and rewrite.
4281 * parameters.h (class Parameters): Update declarations. Add
4282 set_parameters_target_once_ field.
4283 (Parameters::Parameters): Move to parameters.cc.
4284 (Parameters::clear_target): Likewise.
4285 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4287 (Start_group::~Start_group): New function.
4288 (Start_group::is_runnable): New function.
4289 (Start_group::locks, Start_group::run): New functions.
4290 (Finish_group::run): Change saw_undefined to size_t.
4291 * readsyms.h (class Start_group): Define.
4292 (class Finish_group): Change saw_undefined_ field to size_t.
4293 (Finish_group::Finish_group): Remove saw_undefined and
4294 this_blocker parameters. Change all callers.
4295 (Finish_group::set_saw_undefined): New function.
4296 (Finish_group::set_blocker): New function.
4297 * symtab.h (class Symbol_table): Change saw_undefined to return
4298 size_t. Change saw_undefined_ field to size_t.
4299 * target-select.cc (Set_target_once::do_run_once): New function.
4300 (Target_selector::Target_selector): Initialize set_target_once_
4301 field. Don't initialize lock_ and initialize_lock_ fields.
4302 (Target_selector::instantiate_target): Rewrite.
4303 (Target_selector::set_target): New function.
4304 * target-select.h (class Set_target_once): Define.
4305 (class Target_selector): Update declarations. Make
4306 Set_target_once a friend. Remove lock_ and initialize_lock_
4307 fields. Add set_target_once_ field.
4309 2010-02-10 Ian Lance Taylor <iant@google.com>
4311 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4313 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4314 (queue_middle_tasks): Add all blockers before queueing any tasks.
4315 (queue_final_tasks): Likewise.
4316 * token.h (Task_token::add_blockers): New function.
4317 * object.h (Input_objects::number_of_relobjs): New function.
4319 2010-02-10 Ian Lance Taylor <iant@google.com>
4321 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4322 shared, not if not position independent.
4323 * x86_64.cc (Relocate::relocate_tls): Likewise.
4324 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4325 (tls_pie_pic_test): New target.
4326 * testsuite/Makefile.in: Rebuild.
4328 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4329 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4330 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4331 * testsuite/Makefile.in: Rebuild.
4333 2010-02-09 David S. Miller <davem@davemloft.net>
4335 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4336 R_SPARC_RELATIVE using ->add_local_relative().
4337 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4339 * output.h (Output_data_dynamic::add_section_size): New method
4340 that takes two Output_data objects.
4341 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4342 entry param. Handle it in initializers.
4343 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4344 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4345 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4347 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4348 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4349 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4350 for dynrel_includes_plt.
4351 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4352 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4353 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4355 (Target_sparc::do_finalize_sections): Update to pass true for
4356 dynrel_includes_plt.
4357 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4358 output before .rela.plt
4359 (Target_powerpc::do_finalize_sections): Update to pass true for
4360 dynrel_includes_plt when 32-bit.
4362 2010-02-08 Doug Kwan <dougkwan@google.com>
4364 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4366 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4367 Arm_relobj::scan_section_for_cortex_a8_stubs,
4368 Arm_relobj::do_relocation_section): Instead of calling
4369 Output_section::output_address, use faster
4370 Arm_relobj::simple_input_section_output_address.
4372 2010-02-08 David S. Miller <davem@davemloft.net>
4374 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4375 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4376 relocation helper function.
4378 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4379 just like R_SPARC_GOT{10,13,22}.
4380 (Target_sparc::Scan::local): Likewise.
4381 (Target_sparc::Relocate:relocate): Likewise.
4383 2010-02-06 Ian Lance Taylor <iant@google.com>
4385 * configure.ac: Rewrite targetobjs duplicate removal code to use
4386 only shell constructs.
4387 * configure: Rebuild.
4389 2010-02-05 Doug Kwan <dougkwan@google.com>
4392 * arm.cc (Arm_relobj::section_is_scannable): New method.
4393 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4394 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4396 2010-02-04 Doug Kwan <dougkwan@google.com>
4399 * arm-reloc-property.cc (cstdio): Include.
4400 * configure.ac (targetobjs): Remove duplicates.
4401 * configure: Regenerate.
4402 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4403 big and little endian version for a given address size.
4405 2010-02-03 Doug Kwan <dougkwan@google.com>
4407 * arm-reloc-property.cc
4408 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4410 * arm-reloc-property.h
4411 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4412 New method definition.
4413 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4415 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4417 (GOT_PREL): Change implemented to Y.
4418 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4419 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4420 (Arm_relocate_functions::movw_abs_nc): Remove method.
4421 (Arm_relocate_functions::movt_abs): Ditto.
4422 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4423 (Arm_relocate_functions::thm_movt_abs): Ditto.
4424 (Arm_relocate_functions::movw_rel_nc): Ditto.
4425 (Arm_relocate_functions::movw_rel): Ditto.
4426 (Arm_relocate_functions::movt_rel): Ditto.
4427 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4428 (Arm_relocate_functions:thm_movw_rel): Ditto.
4429 (Arm_relocate_functions:thm_movt_rel): Ditto.
4430 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4431 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4432 New method definitions.
4433 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4434 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4435 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4436 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4437 (Target_arm::Relocate::relocate): Check for non-static or
4438 unimplemented relocation code and exit early. Change calls to
4439 Target_arm::reloc_uses_thumb_bit and
4440 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4441 instead. Refactor code to handle similar relocations to increase
4442 code sharing. Remove check for unsupported relocation code in switch
4444 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4445 relocation property table to find out size. Change error message to
4446 print out the name of a relocation code instead of the numeric value.
4447 (Target_arm::scan_reloc_for_stub): Use relocation property table
4448 instead of calling Target_arm::reloc_uses_thumb_bit().
4450 2010-02-02 Doug Kwan <dougkwan@google.com>
4452 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4453 types of relaxed input section.
4455 2010-02-02 Doug Kwan <dougkwan@google.com>
4457 * Makefile.am (HFILES): Add arm-reloc-property.h.
4459 (TARGETSOURCES): Add arm-reloc-property.cc
4460 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4461 (libgold_a_SOURCES): $(DEFFILES)
4462 * Makefile.in: Regenerate.
4463 * arm-reloc-property.cc: New file.
4464 * arm-reloc-property.h: New file.
4465 * arm-reloc.def: New file.
4466 * arm.cc: Update comments.
4467 (arm-reloc-property.h): New included header.
4468 (arm_reloc_property_table): New global variable.
4469 (Target_arm::do_select_as_default_target): New method definition.
4470 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4471 arm-reloc-property to targ_extra_obj.
4472 * parameters.cc (set_parameters_target): Call
4473 Target::select_as_default_target().
4474 * target.h (Target::select_as_default_target): New method definition.
4475 (Target::do_select_as_default_target): Same.
4477 2010-02-01 Doug Kwan <dougkwan@google.com>
4479 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4480 first_output_text_section_.
4481 (Arm_exidx_fixup::first_output_text_section): New method definition.
4482 (Arm_exidx_fixup::first_output_text_section_): New data member.
4483 (Arm_exidx_fixup::process_exidx_section): Record the first text
4484 output section seen.
4485 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4486 and entsize in output section header.
4488 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4490 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4491 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4492 (Arm_relocate_functions::thm_alu11): New Method.
4493 (Arm_relocate_functions::thm_pc8): New Method.
4494 (Arm_relocate_functions::thm_pc12): New Method.
4495 (Target_arm::Scan::local): Handle the relocations.
4496 (Target_arm::Scan::global): Likewise.
4497 (Target_arm::Relocate::relocate): Likewise.
4498 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4500 2010-01-29 Doug Kwan <dougkwan@google.com>
4502 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4503 of relocation types as ld.
4505 2010-01-29 Doug Kwan <dougkwan@google.com>
4507 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4509 (Arm_relocate_functions::thumb_branch_common): Ditto.
4510 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4511 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4512 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4513 Arm_relocate_functions::jump24): Remove.
4514 (Target_arm::Relocate::relocate): Adjust code to call
4515 Arm_relocation_functions::arm_branch_common and
4516 Arm_relocation_functions::thumb_branch_common instead of their removed
4517 wrappers. Merge switch-cases together to reduce source code size.
4519 2010-01-29 Doug Kwan <dougkwan@google.com>
4521 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4522 output_local_symbol_count_needs_update_.
4523 (Arm_relobj::output_local_symbol_count_needs_update,
4524 Arm_relobj::set_output_local_symbol_count_needs_update,
4525 Arm_relobj::update_output_local_symbol_count): New methods.
4526 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4528 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4529 of pointed function as in a R_ARM_PREL31 relocation.
4530 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4531 for output local symbol count updating.
4532 (Target_arm::do_relax): Update output local symbol counts in objects
4534 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4536 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4538 * arm.cc: Added support for the ARM relocations:
4539 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4540 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4541 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4543 (Arm_relocate_functions::movw_rel): New method.
4544 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4545 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4547 (Arm_relocate_functions::thm_movw_rel): New method.
4548 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4550 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4552 (Target_arm::Scan::global): Likewise.
4553 (Target_arm::Relocate::relocate): Likewise.
4554 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4557 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4559 * arm.cc: Added support for ARM group relocations.
4560 (Target_arm::reloc_needs_sym_origin): New method.
4561 (Arm_relocate_functions::calc_grp_kn): New method.
4562 (Arm_relocate_functions::calc_grp_residual): New method.
4563 (Arm_relocate_functions::calc_grp_gn): New method.
4564 (Arm_relocate_functions::arm_grp_alu): New Method.
4565 (Arm_relocate_functions::arm_grp_ldr): New Method.
4566 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4567 (Arm_relocate_functions::arm_grp_ldc): New Method.
4568 (Target_arm::Scan::local): Handle the ARM group relocations.
4569 (Target_arm::Scan::global): Likewise.
4570 (Target_arm::Relocate::relocate): Likewise.
4571 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4574 2010-01-26 Doug Kwan <dougkwan@google.com>
4576 * arm.cc (set): Include.
4577 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4579 (Arm_output_section::Text_section_list): New type.
4580 (Arm_output_section::append_text_sections_to_list): New method.
4581 (Arm_output_section::fix_exidx_coverage): Ditto.
4582 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4583 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4584 Relobj::set_section_offset() instead of
4585 Sized_relobj::invalidate_section_offset().
4586 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4587 parameter for section headers. Ignore relocation sections for
4588 unallocated sections and EXIDX sections.
4589 (Target_arm::fix_exidx_coverage): New method.
4590 (Target_arm::output_section_address_less_than): New type.
4591 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4592 linked text section instead of the EXIDX section.
4593 (Arm_output_section::create_stub_group): Add an assertion to check
4594 that this is not an EXIDX output section.
4595 (Arm_output_section::append_text_sections_to_list): New method.
4596 (Arm_output_section::fix_exidx_coverage): Ditto.
4597 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4598 Arm_relobj::section_needs_reloc_stub_scanning.
4599 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4601 (Target_arm::fix_exidx_coverage): New method.
4602 * object.h (Relobj::set_output_section): New method.
4603 (Sized_relobj::invalidate_section_offset): Remove method.
4604 (Sized_relobj::do_invalidate_section_offset): Remove method.
4605 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4607 2010-01-25 Doug Kwan <dougkwan@google.com>
4609 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4610 Fix warning due to signed and unsigned comparison on a 32-bit host.
4612 2010-01-22 Doug Kwan <dougkwan@google.com>
4614 * arm.cc (Target_arm::do_relax): Record an output section for section
4615 offset adjustment it contains any stub table that has changed.
4616 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4617 offsets in an output section if necessary.
4618 * output.cc (Output_section::Output_section): Initialize
4619 section_offsets_need_adjustments_.
4620 (Output_section::add_input_section_for_script): Renamed to
4621 Output_section::add_simple_input_section.
4622 (Output_section::save_states): Add a comment.
4623 (Output_section::discard_states): New method defintion.
4624 (Output_section::adjust_section_offsets): Same.
4625 * output.h (Output_section::add_input_section_for_script): Renamed to
4626 Output_section::add_simple_input_section.
4627 (Output_section::discard_states): New method declaration.
4628 (Output_section::adjust_section_offsets): Same.
4629 (Output_section::section_offsets_need_adjustment,
4630 Output_section::set_section_offsets_need_adjustment): New method
4632 (Output_section::section_offsets_need_adjustment_): New data member.
4633 * script-sections.cc
4634 (Output_section_element_input::set_section_address): Adjust code for
4635 renaming of Output_section::add_input_section_for_script.
4636 (Orphan_output_section::set_section_address): Same.
4638 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4640 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4641 Fix_v4bx enum values .
4642 * gold/options.h (General_options): New option definitions.
4643 (General_options::fix_v4bx): New method.
4644 (General_options::Fix_v4bx): New enum.
4645 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4646 (General_options::parse_fix_v4bx_interworking): New method.
4648 2010-01-22 Doug Kwan <dougkwan@google.com>
4650 * arm.cc (Arm_exidx_fixup): New class.
4652 2010-01-21 Doug Kwan <dougkwan@google.com>
4654 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4656 (Arm_exidx_section_offset_map): New type.
4658 2010-01-21 Doug Kwan <dougkwan@google.com>
4660 * arm.cc (Arm_exidx_input_section): New class.
4661 (Arm_relobj::exidx_input_section_by_link,
4662 Arm_relobj::exidx_input_section_by_shndx,
4663 Arm_relobj::make_exidx_input_section): New methods.
4664 (read_arm_attributes_section): Remove.
4665 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4666 information about them.
4667 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4670 2010-01-20 Doug Kwan <dougkwan@google.com>
4672 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4673 Input_section_specifier to Section_id.
4674 (Target_arm::new_arm_input_section: Adjust code for change of key
4676 (Target_arm::find_arm_input_section): Ditto.
4677 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4678 (Section_id): Remove.
4679 (Garbage_collection::Section_id_hash): Remove.
4680 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4681 (Section_id): Remove.
4682 (Icf::Section_id_hash): Remove.
4683 * object.h (Section_id, Const_section_id, Section_id_hash,
4684 Const_section_id_hash): New type definitions.
4685 * output.cc (Output_section::add_relaxed_input_section): Change to
4686 use Const_section_id instead of Input_section_specifier as key type.
4687 (Output_section::add_merge_input_section): Ditto.
4688 (Output_section::build_relaxation_map): Change to use Section_id
4689 instead of Input_section_specifier as key type.
4690 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4692 (Output_section::convert_input_sections_to_relaxed_sections): Change
4693 to use Const_section_id instead of Input_section_specifier as key type.
4694 (Output_section::find_merge_section): Ditto.
4695 (Output_section::find_relaxed_input_section): Ditto.
4696 * output.h (Input_section_specifier): Remove class.
4697 (Output_section::Output_section_data_by_input_section_map): Change
4698 key type to Const_section_id.
4699 (Output_section::Output_relaxed_input_section_by_input_section_map):
4701 (Output_section::Relaxation_map): Change key type to Section_id.
4703 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4705 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4706 (class Arm_v4bx_stub): New class.
4707 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4708 (Stub_factory::make_arm_v4bx_stub): New method.
4709 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4710 (Stub_table::empty): Handle v4bx stubs.
4711 (Stub_table::add_arm_v4bx_stub): New method.
4712 (Stub_table::find_arm_v4bx_stub): New method.
4713 (Arm_relocate_functions::v4bx): New method.
4714 (Target_arm::fix_v4bx): New method.
4715 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4716 (Stub_table::relocate_stubs): Likewise.
4717 (Stub_table::do_write): Likewise.
4718 (Stub_table::update_data_size_and_addralign): Likewise.
4719 (Stub_table::finalize_stubs): Likewise.
4720 (Target_arm::Scan::local): Likewise.
4721 (Target_arm::Scan::global): Likewise.
4722 (Target_arm::do_finalize_sections): Likewise.
4723 (Target_arm::Relocate::relocate): Likewise.
4724 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4726 (Target_arm::scan_reloc_for_stub): Likewise.
4727 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4729 2010-01-19 Ian Lance Taylor <iant@google.com>
4731 * output.cc (Output_section_headers::do_sized_write): Write large
4732 segment count to sh_info field.
4733 (Output_file_header::do_sized_write): For large segment count,
4734 write PN_XNUM to e_phnum field.
4736 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4738 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4739 (Arm_relocate_functions::thm_jump8): New function.
4740 (Arm_relocate_functions::thm_jump11): New function.
4741 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4743 (Target_arm::Scan::global): Likewise.
4744 (Target_arm::Relocate::relocate): Likewise.
4745 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4748 2010-01-14 Doug Kwan <dougkwan@google.com>
4750 * arm.cc (map, utility): Include headers.
4751 (Target_arm::apply_cortex_a8_workaround): New method.
4752 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4753 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4754 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4755 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4756 the --[no-]fix-cortex-a8 command line options.
4757 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4758 (Target_arm::relocate_stub): Use addend in instruction template.
4759 * options.h (DEFINE_bool): Set the user-set flag.
4760 (General_options): Add --[no-]-fix-cortex options.
4761 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4762 : Update fast look-up map after conversion.
4764 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4766 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4767 in the first pass of do_layout.
4769 2010-01-13 Doug Kwan <dougkwan@google.com>
4771 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4772 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4773 apparent compiler problem of not folding static constant integral
4774 data members of elfcpp::Elf_sizes<32>.
4776 2010-01-13 Doug Kwan <dougkwan@google.com>
4778 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4779 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4780 Arm_relobj::scan_section_for_cortex_a8_erratum,
4781 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4782 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4783 sections to scan for relocation stubs into a new method
4784 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4785 relocation and Cortex-A8 stub scanning.
4786 (Target_arm::do_relax): Force stubs to be after stubbed sections
4787 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4788 the beginning of a new relaxation pass. Update a comment.
4789 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4791 2010-01-12 Ian Lance Taylor <iant@google.com>
4793 * target-reloc.h (visibility_error): New inline function.
4794 (relocate_section): Call visibility_error.
4795 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4796 (MOSTLYCLEANFILES): Likewise.
4797 (protected_4_pic.o, protected_3.err): New targets.
4798 * testsuite/protected_4.cc: New file.
4800 2010-01-12 Doug Kwan <dougkwan@google.com>
4802 * arm.cc (Cortex_a8_reloc): New class.
4803 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4804 and cortex_a8_relocs_info_.
4805 (Target_arm::fix_cortex_a8): New method definition.
4806 (Target_arm::Cortex_a8_relocs_info): New type.
4807 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4808 New data member declarations.
4809 (Target_arm::scan_reloc_for_stub): Record information about
4810 relocations for THUMB branches that might be exempted from the
4811 Cortex-A8 workaround.
4812 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4813 at the beginning of a relaxation pass.
4815 2010-01-12 Doug Kwan <dougkwan@google.com>
4817 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4818 (Arm_relobj::Mapping_symbol_position,
4819 Arm_reloj::Mapping_symbol_position_less,
4820 Arm_relobj::Mapping_symbols_info): New types.
4821 (Target_arm::is_mapping_symbol_name): New method definition.
4822 (Arm_relobj::do_count_local_symbols): Save information about mapping
4825 2010-01-11 Doug Kwan <dougkwan@google.com>
4827 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4828 Arm_relocate_functions::thumb32_branch_upper,
4829 Arm_relocate_functions::thumb32_branch_lower,
4830 Arm_relocate_functions::thumb32_cond_branch_offset,
4831 Arm_relocate_functions::thumb32_cond_branch_upper,
4832 Arm_relocate_functions::thumb32_cond_branch_lower,
4833 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4834 branch offset encoding.
4835 (Arm_relocate_functions::thumb_branch_common): Use new branch
4836 offset encoding methods to avoid code duplication.
4837 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4838 (Stub_addend_reader::operator()): Use new branch encoding method
4839 to avoid code duplication.
4841 2010-01-11 Doug Kwan <dougkwan@google.com>
4843 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4844 (Target_arm::do_finalize_sections): Define special EXIDX section
4845 symbols only if referenced.
4846 * gc.h (Garbage_collection::add_reference): New method.
4847 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4850 2010-01-11 Ian Lance Taylor <iant@google.com>
4852 * script.cc (Version_script_info::build_expression_list_lookup):
4853 Change complaing about duplicate wildcard match from error to
4856 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4858 (Version_script_info::Version_script_info): Initialize globs_,
4859 default_version_, default_is_global_, and exact_. Don't
4860 initialize globals_ or locals_.
4861 (Version_script_info::build_lookup_tables): Build local symbols
4863 (Version_script_info::unquote): New function.
4864 (Version_script_info::add_exact_match): New function.
4865 (Version_script_info::build_expression_list_lookup): Remove lookup
4866 parameter. Add is_global parameter. Change all callers. Handle
4867 wildcard pattern specially. Unquote pattern. Call
4869 (Version_script_info::get_name_to_match): New function.
4870 (Version_script_info::get_symbol_version): New function.
4871 (Version_script_info::get_symbol_version_helper): Remove.
4872 (Version_script_info::check_unmatched_names): Call unquote.
4873 * script.h (class Version_script_info): Change get_symbol_version
4874 to be non-inline and add is_global parameter; change all callers.
4875 Rewrite symbol_is_local. Update declarations. Define struct
4876 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4877 Remove globals_ and locals_ members. Add exact_, globs_,
4878 default_version_, is_global_.
4879 (Version_script_info::Glob): Remove pattern, add expression and
4880 is_global. Update constructor. Change all callers.
4881 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4883 (Versions::symbol_section_contents): If a symbol is undefined, or
4884 defined in a dynamic object, set the version index to
4886 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4888 (Symbol_table::add_from_pluginobj): Likewise.
4889 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4891 2010-01-11 Doug Kwan <dougkwan@google.com>
4893 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4894 (incremental_dump_LDADD): Add linking option for libintl.
4895 * Makefile.in: Regenerate.
4897 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4900 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4902 * testsuite/Makefile.in: Regenerated.
4904 2010-01-10 Doug Kwan <dougkwan@google.com>
4906 * options.h (DEFINE_var): Use parentheses around argument varname__
4907 in macro body to avoid any unintended subsequent substitutions.
4909 2010-01-10 Ian Lance Taylor <iant@google.com>
4911 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4912 candidates before doing symbol resolution.
4914 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4915 ODR candidates if only one is weak.
4917 2010-01-08 Ian Lance Taylor <iant@google.com>
4919 * script.cc (Version_script_info::build_expression_list_lookup):
4920 Don't warn about ambiguous version, just record the ambiguity.
4921 (Version_script_info::get_symbol_version_helper): Give error if
4922 version is ambiguous.
4924 2010-01-08 Doug Kwan <dougkwan@google.com>
4926 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4927 prev_data_size_ and prev_addralign_. Remove initializer for
4928 deleted data member has_been_changed_.
4929 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4930 to determine if the table is empty.
4931 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4933 (Stub_table::add_reloc_stub): Define method in class definition
4934 instead of just declaring it there.
4935 (Stub_table::add_cortex_a8_stub): New method definition.
4936 (Stub_table::update_data_size_and_addralign): Ditto.
4937 (Stub_table::finalize_stubs): Ditto.
4938 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4939 (Stub_table::do_addralign_): Return address alignment in the
4940 (Stub_table::do_reset_address_and_file_offset): Define method in
4941 class definition instead of declaring it there. Set current data
4942 size to be the data size of the previous pass.
4943 (Stub_table::set_final_data_size): Use current data size as the
4945 (Stub_table::relocate_stub): Change parameter type of stub from
4946 Reloc_stub pointer to Stub pointer.
4947 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4948 (Stub_table::Cortex_a8_stub_list): New typedef.
4949 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4950 Stub_table::prev_addralign_): New data member.
4951 (Arm_relobj::Arm_relobj): Initialize data member
4952 section_has_cortex_a8_workaround_.
4953 (Arm_relobj::section_has_cortex_a8_workaround,
4954 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4956 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4958 (Target_arm::relocate_stub): Change parameter type of stub from
4959 Reloc_stub pointer to Stub pointer.
4960 (Insn_template::size, Insn_template::alignment): Handle
4961 THUMB16_SPECIAL_TYPE.
4962 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4963 Stub_table::update_data_size_and_addralign,
4964 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4966 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4967 (Stub_table::do_write): Ditto.
4968 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4970 2010-01-08 Ian Lance Taylor <iant@google.com>
4973 * symtab.h (class Symbol): Remove fields is_target_special_ and
4974 has_plt_offset_. Add field is_defined_in_discarded_section_.
4975 (Symbol::is_defined_in_discarded_section): New function.
4976 (Symbol::set_is_defined_in_discarded_section): New function.
4977 (Symbol::has_plt_offset): Rewrite.
4978 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4979 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4980 Don't initialize is_target_special_ or has_plt_offset_.
4981 Initialize is_defined_in_discarded_section_.
4982 (Symbol_table::add_from_relobj): If appropriate, set
4983 is_defined_in_discarded_section.
4984 * resolve.cc (Symbol::override_base_with_special): Don't test
4985 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4986 * target-reloc.h (relocate_section): Do special handling for
4987 symbols defined in discarded sections for global symbols as well
4990 2010-01-08 Ian Lance Taylor <iant@google.com>
4992 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4993 the SHT_SYMTAB case.
4995 2010-01-08 Ian Lance Taylor <iant@google.com>
4997 * object.cc (Sized_relobj::do_layout): Don't get confused if
4998 layout_eh_frame returns NULL.
5000 2010-01-08 Ian Lance Taylor <iant@google.com>
5003 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5004 dynamic symbol table, use the normal symbol table.
5005 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5008 2010-01-08 Ian Lance Taylor <iant@google.com>
5011 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5014 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5016 * version.cc (print_version): Change to "Copyright 2010".
5018 2010-01-08 Ian Lance Taylor <iant@google.com>
5022 * i386.cc (class Target_i386): Change return type of plt_section
5024 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5025 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5026 tls_desc_rel_ field.
5027 (Output_data_plt_i386::rel_tls_desc): New function.
5028 (Target_i386::rel_tls_desc_section): New function.
5029 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5030 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5031 R_386_TLS_DESC reloc in rel_tls_desc_section.
5032 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5033 Define struct Tlsdesc_info.
5034 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5035 (Target_x86_64::do_reloc_symbol_index): New function.
5036 (Target_x86_64::add_tlsdesc_info): New function.
5037 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5038 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5040 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5042 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5043 (Target_x86_64::rela_tlsdesc_section): New function.
5044 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5046 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5047 (Target_x86_64::do_reloc_addend): New function.
5048 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5049 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5050 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5051 (Output_reloc::type): New function.
5052 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5053 (Output_reloc::is_target_specific): New function.
5054 (Output_reloc::target_arg): New function.
5055 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5056 absolute relocs and target specific relocs.
5057 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5058 add_target_specific.
5059 (class Output_data_reloc) [SHT_RELA]: Likewise.
5060 * output.cc (Output_reloc::Output_reloc): Add four new versions
5061 for absolute relocs and target specific relocs.
5062 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5063 (Output_reloc::get_symbol_index): Likewise.
5064 (Output_reloc::local_section_offset): Check that local_sym_index_
5065 is not TARGET_CODE or 0.
5066 (Output_reloc::symbol_value): Likewise.
5067 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5069 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5070 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5072 * layout.cc (add_target_dynamic_tags): Use output section for
5073 DT_PLTRELSZ and DT_JMPREL.
5075 2010-01-07 Ian Lance Taylor <iant@google.com>
5078 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5080 (class Output_data_reloc_generic): Define.
5081 (class Output_data_reloc_base): Change base class to
5082 Output_data_reloc_generic. Change add() method to call
5083 bump_relative_reloc_count for a relative reloc. Remove
5085 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5087 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5088 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5090 * layout.h (class Layout): Update declaration.
5092 2010-01-07 Ian Lance Taylor <iant@google.com>
5094 * output.h (class Output_data): Add const version of
5095 output_section and do_output_section.
5096 (class Output_section_data): Add const version of
5098 (class Output_section): Likewise.
5099 * layout.cc (Layout::add_target_dynamic_tags): New function.
5100 * layout.h (class Layout): Update declarations.
5101 * arm.cc (Target_arm::do_finalize_sections): Use
5102 add_target_dynamic_tags.
5103 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5104 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5105 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5106 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5108 2010-01-07 Ian Lance Taylor <iant@google.com>
5111 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5114 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5115 Ian Lance Taylor <iant@google.com>
5118 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5119 Xindex::read_symtab_xindex.
5121 2010-01-07 Doug Kwan <dougkwan@google.com>
5123 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5124 (Insn_template::thumb16_bcond_insn): New method declaration.
5125 (Insn_template): Fix spelling.
5126 (Stub::thumb16_special): New method declaration.
5127 (Stub::do_write): Define virtual method which was previously pure
5129 (Stub::do_thumb16_special): New method declaration.
5130 (Stub::do_fixed_endian_write): New template member.
5131 (Reloc_stub::do_write): Remove.
5132 (Reloc_stub::do_fixed_endian_write): Remove.
5133 (Cortex_a8_stub): New class definition.
5134 (Stub_factory::make_cortex_a8_stub): New method definition.
5135 (Stub_factory::Stub_factory): Add missing static storage class
5136 qualifier for elf32_arm_stub_a8_veneer_blx.
5138 2010-01-07 Ian Lance Taylor <iant@google.com>
5141 * options.h (class General_options): Add --warn-unresolved-symbols
5142 and --error-unresolved-symbols.
5143 * errors.cc (Errors::undefined_symbol): Implement
5144 --warn-unresolved-symbols.
5146 * options.h (class General_options): Add -z text and -z textoff.
5147 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5149 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5151 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5152 (Garbage_collection::cident_sections): New function.
5153 (Garbage_collection::add_cident_section): New function.
5154 (Garbage_collection::cident_sections_): New member.
5155 (gc_process_relocs): Add references to sections whose names are C
5157 * gold.h (cident_section_start_prefix): New constant.
5158 (cident_section_stop_prefix): New constant.
5159 (is_cident): New function.
5160 * layout.cc (Layout::define_section_symbols): Replace string constants
5161 with the newly defined constants.
5162 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5164 * testsuite/Makefile.am: Add gc_orphan_section_test.
5165 * testsuite/Makefile.in: Regenerate.
5166 * testsuite/gc_orphan_section_test.cc: New file.
5167 * testsuite/gc_orphan_section_test.sh: New file.
5169 2010-01-06 Ian Lance Taylor <iant@google.com>
5172 * options.h (class General_options): Add --warn-shared-textrel.
5173 * layout.cc (Layout::finish_dynamic_section): Implement
5174 --warn-shared-textrel.
5177 * options.h (class General_options): Add --warn-multiple-gp.
5179 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5181 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5182 $(THREADSLIB) and $(LIBDL).
5183 * Makefile.in: Rebuild.
5185 2010-01-06 Ian Lance Taylor <iant@google.com>
5188 * options.cc (General_options::parse_section_start): New function.
5189 (General_options::section_start): New function.
5190 (General_options::General_options): Initialize all members.
5191 * options.h: Include <map>
5192 (class General_options): Add --section-start. Add section_starts_
5194 * layout.cc (Layout::attach_allocated_section_to_segment): If
5195 --section-start was used, set the address of the segment. Remove
5196 local sort_sections.
5197 (Layout::relaxation_loop_body): If the address of the load segment
5198 has been set by --section-start, don't use it.
5199 * output.h (Output_segment::update_flags_for_output_section): New
5201 * output.cc (Output_segment::add_output_section): Call
5202 update_flags_for_output_section.
5204 2010-01-05 Ian Lance Taylor <iant@google.com>
5207 * options.h (class General_options): Add --undefined-version.
5208 * script.cc (struct Version_expression): Add was_matched_by_symbol
5210 (Version_script_info::matched_symbol): New function.
5211 (Version_script_info::get_symbol_version_helper): Call
5213 (Version_script_info::check_unmatched_names): New function.
5214 * script.h (class Version_script_info): Update declarations.
5215 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5217 * options.h (class General_options): Use DEFINE_bool_alias for
5218 allow_multiple_definition.
5219 * resolve.cc (Symbol_table::should_override): Don't test
5220 allow_multiple_definition.
5223 * options.h (class General_options): Add --cref.
5224 * main.cc (main): Print cref table if --cref. Don't close mapfile
5225 until after printing cref table.
5226 * cref.cc: Include "symtab.h".
5227 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5228 (Cref_table_compare::operator()): New function.
5229 (Cref_inputs::gather_cref): New function.
5230 (filecol): New static const.
5231 (Cref_inputs::print_cref): New function.
5232 (Cref::print_cref): New function.
5233 * cref.h: Include <cstdio>.
5234 (class Cref): Update declarations.
5235 * mapfile.h (Mapfile::file): New function.
5236 * object.h (class Object): Define Symbols. Declare virtual
5237 do_get_global_symbols.
5238 (Object::get_global_symbols): New function.
5239 * object.cc (Input_objects::add_object): Pass object to cref_ if
5241 (Input_objects::archive_start): Likewise.
5242 (Input_objects::archive_stop): Likewise.
5243 (Input_objects::print_cref): New function.
5244 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5245 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5247 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5249 * plugin.h (class Sized_pluginobj): Update declarations.
5251 2010-01-05 Ian Lance Taylor <iant@google.com>
5253 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5254 to is_default_version. Rename insdef to insdefault.
5255 (Symbol_table::add_from_relobj): Rename def to is_default_version
5256 and local to is_forced_local.
5257 (Symbol_table::add_from_pluginobj): Likewise.
5258 (Symbol_table::add_from_dynobj): Likewise.
5259 (Symbol_table::define_special_symbol): Rename insdef to
5262 2010-01-04 Ian Lance Taylor <iant@google.com>
5265 * options.h (class General_options): Add
5266 --allow-multiple-definition and -z muldefs.
5267 * resolve.cc (Symbol_table::should_override): Don't warn about a
5268 multiple symbol definition if --allow-multiple-definition or -z
5272 * options.h (class General_options): Add --add-needed and
5273 --copy-dt-needed-entries. Tweak --as-needed help entry.
5274 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5275 error if --copy-dt-needed-entries aka --add-needed is used and
5276 would cause a change in behaviour.
5279 * options.h (class General_options): Add -G as a short version of
5280 --shared. Add no-op options -assert, -g, and -i.
5282 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5284 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5285 check for .text or .gnu.linkonce.t sections.
5286 * icf.cc (Icf::find_identical_sections): Ditto.
5287 Change the detection for mangled function name within the section
5289 * icf.h (is_section_foldable_candidate): New function.
5291 2009-12-30 Ian Lance Taylor <iant@google.com>
5294 * options.h (class General_options): Permit two dashes with
5295 --retain-symbols-file.
5297 2009-12-30 Ian Lance Taylor <iant@google.com>
5300 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5301 don't put the file header and segment headers in the text
5305 * common.cc (Sort_commons::operator()): Stabilize sort when both
5307 (Symbol_table::do_allocate_commons_list): When allocating common
5308 symbols, skip a symbol which is no longer common.
5309 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5310 an object before checking its type.
5311 * testsuite/common_test_2.c: New file.
5312 * testsuite/common_test_3.c: New file.
5313 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5314 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5315 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5316 (common_test_2_pic.o, common_test_2.so): New targets.
5317 (common_test_3_pic.o, common_test_3.so): New targets.
5318 * testsuite/Makefile.in: Rebuild.
5321 * script.cc (read_input_script): If we see a new SECTIONS clause,
5322 and we have added an input section, give an error.
5323 * layout.h (class Layout): Add have_added_input_section function.
5324 Add have_added_input_section_ field.
5325 * layout.cc (Layout::Layout): Initialize
5326 have_added_input_section_.
5327 (Layout::layout): Set have_added_input_section_.
5328 (Layout::layout_eh_frame): Likewise.
5330 2009-12-30 Ian Lance Taylor <iant@google.com>
5333 * options.h (class General_options): Add --sort-common option.
5334 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5335 * common.cc (Sort_common): Add sort_order parameter to
5336 constructor. Add sort_order_ field.
5337 (Sort_commons::operator): Check sort_order_.
5338 (Symbol_table::allocate_commons): Determine the sort order.
5339 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5341 (Symbol_table::do_allocate_commons_list): Likewise.
5343 2009-12-30 Ian Lance Taylor <iant@google.com>
5346 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5347 symbols from this object, don't change the visibility of an
5349 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5351 2009-12-30 Ian Lance Taylor <iant@google.com>
5354 * script.h (class Version_script_info): Define Language enum.
5355 Update declarations. Define Glob, Exact, and Lookup types. Add
5356 new fields globals_, locals_, and is_finalized_.
5357 * script.cc: Various formatting fixes.
5358 (class Parser_closure): Change language_stack_ from a vector of
5359 std::string to one of Version_script_info::Language. Adjust all
5361 (class Lazy_demangler): Remove.
5362 (struct Version_expression): Change language from std::string to
5363 Version_script_info::Language.
5364 (Version_script_info::Version_script_info): New function.
5365 (Version_script_info::~Version_script_info): Don't call clear.
5366 (Version_script_info::finalize): New function.
5367 (Version_script_info::build_lookup_tables): New function.
5368 (Version_script_info::build_expression_list_lookup): New
5370 (Version_script_info::get_symbol_version_helper): Rewrite to use
5372 (Version_script_info::print_expression_list): Adjust to use
5373 Version_script_info::Language.
5374 (script_push_lex_into_version_mode): Check that the version script
5375 has not been finalized.
5376 (version_script_push_lang): Change language string to
5377 Version_script_info::Language.
5378 * options.cc (Command_line::version_script): New function.
5379 * options.h (class General_options): Add finalize_dynamic_list
5380 function. Change version_script from declaration to definition.
5381 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5382 * testsuite/version_script.map: Remove duplicate def of foo.
5383 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5385 * testsuite/Makefile.in: Rebuild.
5387 2009-12-30 Ian Lance Taylor <iant@google.com>
5390 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5391 if the input symbol index is 0, make the output symbol index 0.
5393 2009-12-30 Ian Lance Taylor <iant@google.com>
5396 * options.h (class General_options): Add -x/--discard-all.
5397 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5398 --discard-all. If the local symbol needs a dynamic entry, check
5399 that before handling --discard-locals.
5401 2009-12-30 Ian Lance Taylor <iant@google.com>
5404 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5406 (Output_segment::add_output_section): Don't change the flags if
5410 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5411 GNU hash table if they need a dynamic value. Otherwise, don't add
5412 them if they are defined in a dynamic object or are forced local.
5414 2009-12-29 Ian Lance Taylor <iant@google.com>
5417 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5418 .gnu.hash table for a 32-bit target.
5421 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5422 regular and a dynamic object only needs a dynamic symbol table
5423 entry if it is externally visible.
5426 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5427 constructor. Add global_offset_table_ field.
5428 (Target_i386::got_section): Set global_offset_table_.
5429 (Target_i386::do_finalize_sections): Set global_offset_table_
5431 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5432 in constructor. Add global_offset_table_ field.
5433 (Target_x86_64::got_section): Set global_offset_table_.
5434 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5437 * layout.cc (Layout::Layout): Initialize increase_relro_.
5438 (Layout::get_output_section): Add is_relro, is_last_relro, and
5439 is_first_non_relro parameters. Change all callers.
5440 (Layout::choose_output_section): Likewise.
5441 (Layout::add_output_section_data): Likewise.
5442 (Layout::make_output_section): Likewise.
5443 (Layout::set_segment_offsets): Clear increase_relro when using a
5445 * layout.h (class Layout): Add increase_relro method. Add
5446 increase_relro_ field. Update declarations.
5447 * output.cc (Output_section::Output_section): Initialize
5448 is_last_relro_ and is_first_non_relro_.
5449 (Output_segment::add_output_section): Group relro sections is
5450 do_sort is true. Handle is_last_relro and is_first_non_relro.
5451 (Output_segment::maximum_alignment): Remove relro handling.
5452 (Output_segment::set_section_addresses): Add increase_relro
5453 parameter. Change all callers. Add initial alignment to align
5454 relro sections on separate page. Remove old relro handling.
5455 (Output_segment::set_section_list_addresses): Remove in_relro
5456 parameter. Change all callers.
5457 (Output_segment::set_offset): Add increase parameter. Change all
5458 callers. Remove old relro handling.
5459 * output.h (class Output_section): Add new methods: is_last_relro,
5460 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5461 Add is_last_relro_ and is_first_non_relro_ fields.
5462 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5463 Create separate .got.plt section. Call increase_relro.
5464 * x86_64.cc (Target_x86_64::got_section): Likewise.
5465 * testsuite/relro_script_test.t: Add .got.plt.
5468 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5469 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5470 (Layout::finalize): Call set_dynamic_symbol_size.
5471 (Layout::set_dynamic_symbol_size): New function.
5472 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5473 set_dynamic_symbol_size.
5476 * output.h (class Output_section): Add is_entsize_zero_ field.
5477 * output.cc (Output_section::Output_section): Initialize
5479 (Output_section::set_entsize): If two different entsizes are
5480 requested, force it to zero.
5481 (Output_section::add_input_section): Set flags for .debug_str
5482 before updating section flags. Set entsize.
5483 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5484 and SHF_STRING if all input sections have those flags.
5486 2009-12-29 Rafael Espindola <espindola@google.com>
5488 * main.cc (main): Fix the sys time reporting.
5489 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5492 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5494 * options.cc (General_options::parse_version): Allow -v to exit
5495 without an error if there is nothing to link.
5497 2009-12-29 Ian Lance Taylor <iant@google.com>
5499 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5500 using a version of gcc before 4.1.
5501 * configure: Rebuild.
5503 2009-12-28 Chris Demetriou <cgd@google.com>
5505 * attributes.cc (Output_attributes_section_data::do_write): Use
5506 std::vector::front rather than std::vector::data.
5508 2009-12-28 Ian Lance Taylor <iant@google.com>
5510 * symtab.h (class Symbol_table): Add enum Defined.
5511 * resolve.cc (Symbol_table::should_override): Add defined
5512 parameter. Change all callers. Test whether object is NULL
5513 before calling a method on it.
5514 (Symbol_table::report_resolve_problem): Add defined parameter.
5516 (Symbol_table::should_override_with_special): Likewise.
5517 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5518 parameter. Change all callers.
5519 (Symbol_table::do_define_in_output_data): Likewise.
5520 (Symbol_table::define_in_output_segment): Likewise.
5521 (Symbol_table::do_define_in_output_segment): Likewise.
5522 (Symbol_table::define_as_constant): Likewise.
5523 (Symbol_table::do_define_as_constant): Likewise.
5524 * script.h (class Symbol_assignment): Add is_defsym parameter to
5525 constructor; change all callers.
5526 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5527 parameter. Change all callers. Add is_defsym_ field.
5528 (class Parser_closure): Add parsing_defsym parameter to
5529 constructor; change all callers. Add parsing_defsym accessor
5530 function. Add parsing_defsym_ field.
5532 2009-12-28 Ian Lance Taylor <iant@google.com>
5534 * gold.cc (queue_middle_tasks): Fix formatting.
5535 * object.cc (Relobj::is_section_name_included): Likewise.
5537 2009-12-23 Ian Lance Taylor <iant@google.com>
5539 * i386.cc (Target_i386::do_calls_non_split): Recognize
5540 -fsplit-stack prologue for a function with a static chain.
5541 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5542 -fsplit-stack prologue when using %r11.
5544 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5546 * options.cc (General_options::parse_version): Make -v continue and do
5547 the link like GNU ld does.
5549 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5551 * Makefile.am (CCFILES): Add timer.cc.
5552 (HFILES): Add timer.h.
5553 * configure.ac: Check for sysconf and times.
5554 * main.cc: include timer.h.
5555 (main): Use Timer instead of get_run_time.
5558 * workqueue.cc: include timer.h.
5559 (Workqueue::find_and_run_task):
5560 Report user, sys and wall time.
5561 * Makefile.in: Regenerate.
5562 * config.in: Regenerate.
5563 * configure: Regenerate.
5565 2009-12-16 Doug Kwan <dougkwan@google.com>
5567 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5569 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5570 relaxed input sections.
5571 * output.cc (Output_section::find_relaxed_input_section): Change
5572 return type to Output_relaxed_input_section pointer. Adjust code
5573 for new type of relaxed_input_section_map_.
5574 * output.h (Output_section::find_relaxed_input_section): Change
5575 return type to Output_relaxed_input_section pointer.
5576 (Output_section::Output_relaxed_input_section_by_input_section_map):
5578 (Output_section::relaxed_input_section_map_): Change type to
5579 Output_section::Output_relaxed_input_section_by_input_section_map.
5580 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5583 2009-12-15 Ian Lance Taylor <iant@google.com>
5585 * layout.cc (Layout::create_shstrtab): Only write out after input
5586 sections if we are compressing debug sections.
5588 2009-12-15 Ian Lance Taylor <iant@google.com>
5590 * archive.cc (Archive::add_symbols): Only look up a symbol without
5591 a version if there is, in fact, a version.
5593 2009-12-14 Ian Lance Taylor <iant@google.com>
5595 Revert -Wshadow changes, all changes from:
5596 2009-12-11 Doug Kwan <dougkwan@google.com>
5597 2009-12-11 Nick Clifton <nickc@redhat.com>
5598 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5600 2009-12-11 Doug Kwan <dougkwan@google.com>
5602 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5604 * attributes.cc (Object_attribute::size): Ditto.
5605 (Attributes_section_data::size): Ditto.
5606 (Attributes_section_data::Attributes_section_data): Ditto.
5607 (Output_attributes_section_data::do_write): Ditto.
5608 * attributes.h (Object_attribute::set_type): Ditto.
5609 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5611 2009-12-11 Nick Clifton <nickc@redhat.com>
5613 * archive.cc: Fix shadowed variable warnings.
5615 * compressed_output.cc: Likewise.
5616 * compressed_output.h: Likewise.
5617 * configure: Likewise.
5618 * dwarf_reader.cc: Likewise.
5619 * dynobj.cc: Likewise.
5620 * dynobj.h: Likewise.
5621 * ehframe.cc: Likewise.
5622 * ehframe.h: Likewise.
5623 * errors.cc: Likewise.
5624 * expression.cc: Likewise.
5625 * fileread.cc: Likewise.
5626 * fileread.h: Likewise.
5627 * freebsd.h: Likewise.
5628 * i386.cc: Likewise.
5630 * incremental.h: Likewise.
5631 * layout.cc: Likewise.
5632 * layout.h: Likewise.
5633 * mapfile.cc: Likewise.
5634 * merge.cc: Likewise.
5635 * merge.h: Likewise.
5636 * object.cc: Likewise.
5637 * object.h: Likewise.
5638 * options.h: Likewise.
5639 * output.cc: Likewise.
5640 * output.h: Likewise.
5641 * parameters.cc: Likewise.
5642 * plugin.cc: Likewise.
5643 * powerpc.cc: Likewise.
5644 * reduced_debug_output.cc: Likewise.
5645 * reduced_debug_output.h: Likewise.
5646 * reloc.cc: Likewise.
5647 * reloc.h: Likewise.
5648 * resolve.cc: Likewise.
5649 * script-sections.cc: Likewise.
5650 * script.cc: Likewise.
5651 * script.h: Likewise.
5652 * sparc.cc: Likewise.
5653 * symtab.cc: Likewise.
5654 * symtab.h: Likewise.
5655 * target-select.cc: Likewise.
5656 * target-select.h: Likewise.
5657 * token.h: Likewise.
5658 * workqueue.cc: Likewise.
5659 * workqueue.h: Likewise.
5660 * x86_64.cc: Likewise.
5662 2009-12-10 Doug Kwan <dougkwan@google.com>
5664 * arm.cc (attributes.h): New include.
5665 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5666 (Arm_relobj::~Arm_relobj): Delete object pointed by
5667 attributes_section_data_.
5668 (Arm_relobj::attributes_section_data): New method definition.
5669 (Arm_relobj::attributes_section_data_): New data member declaration.
5670 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5671 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5672 attributes_section_data_.
5673 (Arm_dynobj::attributes_section_data): New method definition.
5674 (Arm_dynobj::attributes_section_data_): New data member declaration.
5675 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5676 initialization value of may_use_blx_ to false.
5677 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5678 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5679 object attributes to compute results instead of hard-coding.
5680 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5681 Target_arm::get_secondary_compatible_arch,
5682 Target_arm::set_secondary_compatible_arch
5683 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5684 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5685 New method declarations.
5686 (Target_arm::get_aeabi_object_attribute): New method definition.
5687 (Target_arm::attributes_section_data_): New data member declaration.
5688 (read_arm_attributes_section): New template definition.
5689 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5690 (Arm_dynobj::do_read_symbols): Ditto.
5691 (Target_arm::do_finalize_sections): Merge attributes sections from
5692 input. Check for BLX use after attributes section merging.
5693 Fix __exidx_start and __exidx_end visibility. Create an
5694 .ARM.attributes section if necessary.
5695 (Target_arm::get_secondary_compatible_arch,
5696 Target_arm::set_secondary_compatible_arch,
5697 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5698 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5699 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5700 New method definitions.
5702 2009-12-09 Ian Lance Taylor <iant@google.com>
5704 * plugin.cc (Plugin::load): Don't cast from void* to a function
5707 2009-12-09 Ian Lance Taylor <iant@google.com>
5709 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5712 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5714 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5715 Replace two_file_shared_1.so with two_file_shared_2.so.
5716 * testsuite/Makefile.in: Regenerated.
5718 2009-12-08 Doug Kwan <dougkwan@google.com>
5720 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5721 (HFILES): Add attributes.h and int_encoding.h.
5722 * Makefile.in: Regenerate.
5723 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5724 function definitions to int_encoding.cc
5725 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5726 prototypes to int_encoding.h
5727 * reduced_debug_output.cc (int_encoding.h): New include.
5728 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5729 function definitions to int_encoding.cc
5730 (insert_into_vector, read_from_pointer): Move template definitions to
5732 * attributes.cc: New file.
5733 * attributes.h: New file.
5734 * int_encoding.cc: New file.
5735 * int_encoding.h: New file.
5737 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5740 * incremental-dump.cc (dump_incremental_inputs): New.
5741 (main): Use dump_incremental_inputs.
5743 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5746 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5747 checking elfcpp::STT_FUNC.
5748 (Target_i386::Relocate::relocate): Likewise.
5749 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5751 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5752 symbols from shared libraries into normal FUNC symbols.
5754 * symtab.h (Symbol): Add is_func and use it.
5756 2009-12-05 Doug Kwan <dougkwan@google.com>
5758 * arm.cc (Target_arm::arm_info): Initialize new fields
5759 attributes_section and attributes_vendor.
5760 * i386.cc (Target_i386::i386_info): Same.
5761 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5762 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5763 fields attributes_section and attributes_vendor.
5764 * sparc.cc (Target_sparc::sparc_info): Same.
5765 * target.h (Target::attributes_section, Target::attributes_vendor,
5766 Target::is_attributes_section, Target::attribute_arg_type,
5767 Target::attributes_order): New method definitions.
5768 (Target::Target_info::attributes_section,
5769 Target::Target_info::attributes_vendor): New fields.
5770 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5771 virtual method definitions.
5772 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5773 attributes_section and attributes_vendor.
5774 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5776 2009-12-05 Doug Kwan <dougkwan@google.com>
5778 * arm.cc: Update comments about interworking and stub generation.
5779 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5780 considered as non-PIC.
5781 (Arm_relocate_functions::base_abs): Fix formatting.
5782 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5783 of function to use GOT entry address instead of offset.
5784 (Target_arm::Scan::global): Issue an error if a symbol would need a
5785 PLT does not get one because it is untyped. Remove code to create
5786 dynamic symbols for relative branches.
5787 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5788 takes unsigned integer instead of boolean.
5790 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5792 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5793 (two_file_test_LDADD): Likewise.
5794 (common_test_1_LDADD): Likewise.
5795 (exception_test_LDADD) Likewise.
5796 (weak_test_LDADD): Likewise.
5797 (many_sections_test_LDADD): Likewise.
5798 (initpri1_LDADD): Likewise.
5799 (script_test_1_LDADD): Likewise.
5800 (script_test_2_LDADD): Likewise.
5801 (justsyms_LDADD): Likewise.
5802 (binary_test_LDADD): Likewise.
5803 (large_LDADD): Likewise.
5804 * testsuite/Makefile.in: Regenerated.
5806 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5808 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5809 (Symbol_table::override_with_special): Likewise.
5810 (Symbol_table::add_from_object): Likewise.
5812 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5814 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5815 Don't set the data_offset twice.
5817 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5819 * testsuite/Makefile.in: Regenerate.
5821 2009-12-03 Doug Kwan <dougkwan@google.com>
5823 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5824 (Target_arm::do_finalize_sections): Add parameter for symbol table
5825 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5826 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5827 parameter for symbol table pointer.
5828 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5829 an additional parameter for a pointer to symbol table.
5830 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5831 parameter for a symbol table pointer.
5832 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5833 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5835 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5836 parameter for a symbol table pointer.
5838 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5840 * incremental.cc (Incremental_inputs_header)
5841 (Incremental_inputs_header_write, Incremental_inputs_entry)
5842 (Incremental_inputs_entry_write): Move ...
5843 * incremental.h (Incremental_inputs_header)
5844 (Incremental_inputs_header_write, Incremental_inputs_entry)
5845 (Incremental_inputs_entry_write): here.
5847 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5849 * incremental.cc (make_sized_incremental_binary): Set the target.
5850 Error if it is incompatible.
5851 * output.h (Output_file): Add filename method.
5853 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5855 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5856 from the get_* methods.
5858 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5860 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5861 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5862 Write 0 for the data_offset of scripts.
5864 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5866 * testsuite/Makefile.am: Add the incremental_test.sh test.
5867 * testsuite/incremental_test.sh: New.
5868 * testsuite/incremental_test_1.c: New.
5869 * testsuite/incremental_test_2.c: New.
5871 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5873 * incremental-dump.cc (main): Fix typos.
5875 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5878 * incremental-dump.cc (main): Use llu to print 64 bit values.
5880 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5881 H.J. Lu <hongjiu.lu@intel.com>
5883 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5885 (incremental_dump_LDADD): Likewise.
5886 * Makefile.in: Regenerated.
5888 2009-11-25 Doug Kwan <dougkwan@google.com>
5892 2009-11-25 Doug Kwan <dougkwan@google.com>
5894 * arm.cc (Target_arm::Target_arm): Move method definition
5895 outside of class definition. Add code to handle
5896 --target1-rel, --target1-abs and --target2= options.
5897 (Target_arm::get_reloc_reloc_type): Change method to be
5898 non-static and const.
5899 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5900 New data member declaration.
5901 (Target_arm::Scan::local, Target_arm::Scan::global,
5902 Target_arm::Relocate::relocate,
5903 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5904 Adjust call to Target_arm::get_real_reloc_type.
5905 (Target_arm::get_real_reloc_type): Use command line options
5906 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5907 * options.h (--target1-rel, --target1-abs, --target2): New
5910 2009-11-25 Doug Kwan <dougkwan@google.com>
5912 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5913 class definition. Add code to handle --target1-rel, --target1-abs
5914 and --target2= options.
5915 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5917 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5919 (Target_arm::Scan::local, Target_arm::Scan::global,
5920 Target_arm::Relocate::relocate,
5921 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5922 call to Target_arm::get_real_reloc_type.
5923 (Target_arm::get_real_reloc_type): Use command line options to
5924 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5925 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5928 2009-11-25 Doug Kwan <dougkwan@google.com>
5930 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5931 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5932 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5934 (Arm_relocate_functions::thm_call): Replace body with a call to
5935 Arm_relocate_functions::thumb_branch_common.
5936 (Arm_relocate_functions::thm_jump24,
5937 Arm_relocate_functions::thm_xpc22): New method definitions.
5938 (Arm_relocate_functions::thumb_branch_common): New method definition.
5939 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5941 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5942 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5944 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5946 * Makefile.am: Build incremental-dump
5947 * Makefile.in: Regenerate.
5948 * incremental-dump.cc: New.
5949 * incremental.cc (Incremental_inputs_header_data,
5950 Incremental_inputs_entry_data): Move to incremental.h
5951 * incremental.h: (Incremental_inputs_header_data,
5952 Incremental_inputs_entry_data): Move from incremental.cc
5954 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5956 * incremental.cc (Incremental_inputs_header,
5957 Incremental_inputs_header_write, Incremental_inputs_entry,
5958 Incremental_inputs_entry_write): Add a typedef with the data type.
5960 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5962 * incremental.cc (Incremental_inputs_header,
5963 Incremental_inputs_header_write, Incremental_inputs_entry,
5964 Incremental_inputs_entry_write): Update comment about which
5965 type has the filed descriptions.
5967 2009-11-15 Doug Kwan <dougkwan@google.com>
5969 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5970 (Arm_relocate_functions::arm_branch_common): Change method defintion
5971 in class definition to a method declaration and update list of formal
5973 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5974 Arm_relocation_functions::jump24): Adjust call to
5975 Arm_relocate_functions::arm_branch_common. Update list of formal
5977 (Arm_relocate_functions::xpc25): New method definition.
5978 (Arm_relocate_functions::arm_branch_common): Move method defintion
5979 out from class definition. Use stubs for mode-switching and extending
5981 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5982 specially. Change code to enable use of stubs in ARM branches.
5984 2009-11-10 Doug Kwan <dougkwan@google.com>
5986 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5987 in method declaration.
5988 (Target_arm::relocate_stub): New method declaration.
5989 (Target_arm::default_target): Change to return a pointer instead of
5991 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5992 Target_arm::default_target.
5993 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5995 (Target_arm::relocate_section): Adjust view.
5996 (Target_arm::relocate_stub): New method definition.
5998 2009-11-10 Doug Kwan <dougkwan@google.com>
6000 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6002 * incremental.cc (open_incremental_binary): Initialized local
6003 variables to avoid warnings.
6004 * object.cc (make_elf_object): Ditto.
6005 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6008 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6011 * testsuite/plugin_test.c: Include "config.h".
6013 2009-11-09 Doug Kwan <dougkwan@google.com>
6015 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6016 (arm_symbol_value): Remove.
6017 (Arm_relocate_functions::arm_branch_common,
6018 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6019 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6020 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6021 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6022 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6023 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6024 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6025 Arm_relocate_functions::thm_mobw_abs_nc,
6026 Arm_relocate_functions::thm_mov_abs,
6027 Arm_relocate_functions::movw_prel_nc,
6028 Arm_relocate_functions::thm_movt_abs,
6029 Arm_relocate_functions::movt_prel,
6030 Arm_relocate_functions::thm_movw_prel_nc,
6031 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6032 (Target_arm::Relocate::relocate): Only decompose address into two
6033 parts if relocation type uses the thumb-bit and pass the actual
6034 bit instead of a flag indicating that the thumb-bit is used. Adjust
6035 calls to methods in Arm_relocate_functions for this change.
6037 2009-11-08 Ian Lance Taylor <iant@google.com>
6040 * reloc.cc: Instantiate
6041 Sized_relobj::initialize_input_to_output_maps and
6042 Sized_relobj:free_input_to_output_maps.
6044 2009-11-06 Ian Lance Taylor <iant@google.com>
6047 * defstd.cc (in_segment): Set only_if_ref true for "end".
6049 2009-11-06 Doug Kwan <dougkwan@google.com>
6051 * arm.cc (class Reloc_stub): Correct a comment.
6052 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6053 (Target_arm::scan_section_for_stubs): New method declaration.
6054 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6055 Change methods from private to protected.
6056 (Target_arm::do_may_relax): New method definition.
6057 (Target_arm::do_relax, Target_arm::group_sections,
6058 Target_arm::scan_reloc_for_stub,
6059 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6060 (Target_arm::arm_input_section_map_): New data member declaration.
6061 (Target_arm::scan_reloc_for_stub,
6062 Target_arm::scan_reloc_section_for_stubs,
6063 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6064 Target_arm::do_relax): New method definitions.
6066 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6068 * configure.ac: Check for (struct stat)::st_mtim
6069 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6070 * config.in: Regenerate.
6071 * configure: Regenerate.
6073 2009-11-05 Ian Lance Taylor <iant@google.com>
6076 * output.cc (Output_segment::add_output_section): Add missing
6079 2009-11-04 Ian Lance Taylor <iant@google.com>
6082 * object.h (class Object): Add is_needed and set_is_needed
6083 methods. Add is_needed_ field. Make bool fields into bitfields.
6084 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6085 defined in a dynamic object and referenced by a regular object,
6086 set is_needed for the dynamic object.
6087 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6088 if the file is marked with as_needed and it is not needed.
6090 2009-11-04 Ian Lance Taylor <iant@google.com>
6093 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6094 tags if data is discarded by linker script.
6095 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6096 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6097 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6098 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6100 2009-11-04 Ian Lance Taylor <iant@google.com>
6102 * layout.cc (Layout::get_output_section): Add is_interp and
6103 is_dynamic_linker_section parameters. Change all callers.
6104 (Layout::choose_output_section): Likewise.
6105 (Layout::make_output_section): Likewise.
6106 (Layout::add_output_section_data): Add is_dynamic_linker_section
6107 parameter. Change all callers.
6108 * layout.h (class Layout): Update declarations.
6109 * output.h (class Output_section): Add is_interp, set_is_interp,
6110 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6111 Add is_interp_, is_dynamic_linker_section_ fields. Change
6112 generate_code_fills_at_write_ to a bitfield.
6113 * output.cc (Output_section::Output_sections): Initialize new
6115 (Output_segment::add_output_section): Add do_sort parameter.
6118 2009-11-03 Ian Lance Taylor <iant@google.com>
6121 * options.h (class General_options): Add --warn-common.
6122 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6123 merging two common symbols.
6124 (Symbol_table::should_override): Handle --warn-common when merging
6125 a common symbol with a defined symbol. Use report_resolve_problem
6126 for multiple definitions.
6127 (Symbol_table::report_resolve_problem): New function.
6128 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6130 2009-11-03 Doug Kwan <dougkwan@google.com>
6132 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6134 (Target_arm::stub_factory): New method definition.
6135 (Target_arm::new_arm_input_section,
6136 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6137 Target_arm::reloc_uses_thumb_bit): New method declarations.
6138 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6139 New type definitions.
6140 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6141 member declarations.
6142 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6143 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6144 New method definitions.
6146 2009-11-03 Ian Lance Taylor <iant@google.com>
6148 * options.h (class General_options): Add --warn_constructors.
6150 2009-11-03 Ian Lance Taylor <iant@google.com>
6153 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6154 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6156 2009-11-03 Ian Lance Taylor <iant@google.com>
6159 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6160 --msgid-bugs-address.
6161 (install-pdf): New target.
6162 (install-data_yes): Look up one directory to find mkinstalldirs.
6164 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6166 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6169 2009-10-30 Doug Kwan <dougkwan@google.com>
6171 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6173 2009-10-30 Doug Kwan <dougkwan@google.com>
6175 * arm.cc (Stub_addend_reader): New struct template definition
6176 and partial specializations.
6177 (Stub_addend_reader::operator()): New method definition for a
6178 partially specialized template.
6180 2009-10-30 Doug Kwan <dougkwan@google.com>
6182 * arm.cc (Arm_relobj::processor_specific_flags): New method
6184 (Arm_relobj::do_read_symbols): New method declaration.
6185 (Arm_relobj::processor_specific_flags_): New data member declaration.
6186 (Arm_dynobj): New class definition.
6187 (Target_arm::do_finalize_sections): Add input_objects parameter.
6188 (Target_arm::do_adjust_elf_header): New method declaration.
6189 (Target_arm::are_eabi_versions_compatible,
6190 (Target_arm::merge_processor_specific_flags): New method declaration.
6191 (Target_arm::do_make_elf_object): New overloaded method definitions
6193 (Arm_relobj::do_read_symbols): New method definition.
6194 (Arm_dynobj::do_read_symbols): Ditto.
6195 (Target_arm::do_finalize_sections): Add input_objects parameters.
6196 Merge processor-specific flags from all input objects.
6197 (Target_arm::are_eabi_versions_compatible,
6198 Target_arm::merge_processor_specific_flags,
6199 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6200 New method definitions.
6201 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6202 Input_objects pointer type parameter.
6203 * layout.cc (Layout::finalize): Pass input objects to target's.
6204 finalize_sections function.
6205 * output.cc (Output_file_header::do_sized_write): Set ELF file
6206 header's processor-specific flags.
6207 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6208 Input_objects pointer type parameter.
6209 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6210 * target.h (Input_objects): New forward class declaration.
6211 (Target::processor_specific_flags,
6212 Target::are_processor_specific_flags_sect): New method definitions.
6213 (Target::finalize_sections): Add input_objects parameter.
6214 (Target::Target): Initialize processor_specific_flags_ and
6215 are_processor_specific_flags_set_.
6216 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6218 (Target::set_processor_specific_flags): New method definition.
6219 (Target::processor_specific_flags_,
6220 Target::are_processor_specific_flags_set_): New data member
6222 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6223 Input_objects pointer type parameter.
6225 2009-10-30 Doug Kwan <dougkwan@google.com>
6227 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6229 2009-10-28 Ian Lance Taylor <iant@google.com>
6231 * object.h (class Relobj): Drop options parameter from
6232 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6233 do_scan_relocs, do_relocate. Change all callers.
6234 (class Sized_relobj): Drop options parameters from
6235 do_gc_process_relocs, do_scan_relocs, do_relocate,
6236 do_relocate_sections, relocate_sections, emit_relocs_scan,
6237 emit_relocs_scan_reltype. Change all callers.
6238 (struct Relocate_info): Remove options field and all references to
6240 * reloc.h (class Read_relocs): Remove options constructor
6241 parameter and options_ field. Change all callers.
6242 (class Gc_process_relocs, class Scan_relocs): Likewise.
6243 (class Relocate_task): Likewise.
6244 * target-reloc.h (scan_relocs): Remove options parameter. Change
6246 (scan_relocatable_relocs): Likewise.
6247 * target.h (class Sized_target): Remove options parameter from
6248 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6250 * gc.h (gc_process_relocs): Remove options parameter. Change all
6252 * arm.cc: Update functions to remove options parameters.
6253 * i386.cc: Likewise.
6254 * powerpc.cc: Likewise.
6255 * sparc.cc: Likewise.
6256 * x86_64.cc: Likewise.
6257 * testsuite/testfile.cc: Likewise.
6259 2009-10-28 Doug Kwan <dougkwan@google.com>
6261 * arm.cc (Arm_relobj): New class definition.
6262 (Arm_relobj::scan_sections_for_stubs,
6263 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6264 New method definitions.
6266 2009-10-28 Cary Coutant <ccoutant@google.com>
6268 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6269 (Plugin::cleanup_done_): New member.
6270 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6271 (Plugin_manager::cleanup_done_): Remove.
6272 (Plugin_manager::add_input_file): Edit error message.
6273 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6274 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6276 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6278 * fileread.cc: (File_read::View::~View): Use the new
6279 data_ownership_ filed.
6280 (File_read::~File_read): Dispose the new whole_file_view_.
6281 (File_read::open): Mmap the whole file if needed.
6282 (File_read::open): Use whole_file_view_ instead of contents_.
6283 (File_read::find_view): Use whole_file_view_ if applicable.
6284 (File_read::do_read): Use whole_file_view_ instead of contents_.
6285 (File_read::make_view): Use whole_file_view_ instead of contents_,
6286 update File_read::View::View call.
6287 (File_read::find_or_make_view): Update File_read::View::View
6289 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6291 (File_read::View::Data_ownership): New enum.
6292 (File_read::View::View): Replace bool mapped_ with Data_ownership
6294 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6295 (File_read::View::data_ownership_): New field.
6296 (File_read::contents_): Remove (replaced by whole_file_view_).
6297 (File_read::whole_file_view_): New field.
6298 * options.h (class General_options): Add --keep-files-mapped.
6300 2009-10-27 Cary Coutant <ccoutant@google.com>
6302 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6303 * testsuite/Makefile.am (plugin_test_5): New test case.
6304 * testsuite/Makefile.in: Regenerate.
6306 2009-10-25 Doug Kwan <dougkwan@google.com>
6308 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6309 from private to protected to allow access by child class.
6310 (Sized_relobj::do_relocate_sections): New method declaration.
6311 (Sized_relobj::relocate_sections): Virtualize.
6312 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6313 Sized_relobj::relocate_sections. Instantiate template explicitly
6314 for different target sizes and endianity.
6316 2009-10-24 Doug Kwan <dougkwan@google.com>
6318 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6319 (Arm_input_section::as_arm_input_section): New method.
6320 (Arm_output_section): New class definition.
6321 (Arm_output_section::create_stub_group,
6322 Arm_output_section::group_sections): New method definitions.
6324 2009-10-22 Doug Kwan <dougkwan@google.com>
6326 * arm.cc (Arm_input_section): New class definition.
6327 (Arm_input_section::init, Arm_input_section:do_write,
6328 Arm_input_section::set_final_data_size,
6329 Arm_input_section::do_reset_address_and_file_offset): New method
6332 2009-10-21 Doug Kwan <dougkwan@google.com>
6334 * arm.cc (Stub_table, Arm_input_section): New forward class
6336 (Stub_table): New class defintion.
6337 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6338 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6339 New method definition.
6341 2009-10-21 Doug Kwan <dougkwan@google.com>
6343 * arm.cc: Update copyright comments.
6344 (Target_arm): New forward class template declaration.
6345 (Arm_address): New type.
6346 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6347 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6348 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6350 (Insn_template): Same.
6351 (DEF_STUBS): New macro.
6352 (Stub_type): New enum type.
6353 (Stub_template): New class definition.
6356 (Stub_factory): Same.
6357 (Target_arm::Target_arm): Initialize may_use_blx_ and
6358 should_force_pic_veneer_.
6359 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6360 Target_arm::should_force_pic_veneer,
6361 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6362 Target_arm::using_thumb_only, Target_arm:;default_target): New
6364 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6365 New data member declarations.
6366 (Insn_template::size, Insn_template::alignment): New method defintions.
6367 (Stub_template::Stub_template): New method definition.
6368 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6369 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6370 (Stub_factory::Stub_factory): New method definition.
6371 * gold.h (string_hash): New template.
6372 * output.h (Input_section_specifier::hash_value): Use
6374 (Input_section_specifier::string_hash): Remove.
6375 * stringpool.cc (Stringpool_template::string_hash): Use
6378 2009-10-20 Doug Kwan <dougkwan@google.com>
6380 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6381 symbols of relaxed input sections.
6382 * output.h (Output_section::find_relaxed_input_section): Make
6385 2009-10-16 Doug Kwan <dougkwan@google.com>
6387 * dynobj.cc (Versions::Versions): Initialize version_script_.
6388 Only insert base version symbol definition for a shared object
6389 if version script defines any version versions.
6390 (Versions::define_base_version): New method definition.
6391 (Versions::add_def): Check that base version is not needed.
6392 (Versions::add_need): Define base version lazily.
6393 * dynobj.h (Versions::define_base_version): New method declaration.
6394 (Versions::needs_base_version_): New data member declaration.
6395 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6396 (check_DATA): Add no_version_test.stdout.
6397 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6399 * testsuite/Makefile.in: Regenerate.
6400 * testsuite/no_version_test.c: New file.
6401 * testsuite/no_version_test.sh: Ditto.
6403 2009-10-16 Doug Kwan <dougkwan@google.com>
6405 * expression.cc (class Segment_start_expression): New class definition.
6406 (Segment_start_expression::value): New method definition.
6407 (script_exp_function_segment_start): Return a new
6408 Segment_start_expression.
6409 * gold/script-c.h (script_saw_segment_start_expression): New function
6411 * script-sections.cc (Script_sections::Script_sections): Initialize
6412 SAW_SEGMENT_START_EXPRESSION_ to false.
6413 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6414 and -Tbbs options to specify section addresses if given in
6415 command line and no SEGMENT_START expression is seen in a script.
6416 * script-sections.h (Script_sections::saw_segment_start_expression,
6417 Script_sections::set_saw_segment_start_expression): New method
6419 (Script_sections::saw_segment_start_expression_): New data member
6421 * script.cc (script_saw_segment_start_expression): New function.
6422 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6423 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6424 script_test_7.sh and script_test_8.sh.
6425 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6426 script_test_8.stdout.
6427 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6428 (script_test_6, script_test_6.stdout, script_test_7,
6429 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6430 * Makefile.in: Regenerate.
6431 * testsuite/script_test_6.sh: New file.
6432 * testsuite/script_test_6.t: Same.
6433 * testsuite/script_test_7.sh: Same.
6434 * testsuite/script_test_7.t: Same.
6435 * testsuite/script_test_8.sh: Same.
6437 2009-10-16 Doug Kwan <dougkwan@google.com>
6439 * output.cc (Output_segment::set_section_list_address): Cast
6440 expressions to unsigned long long type to avoid format warnings.
6442 2009-10-15 Ian Lance Taylor <iant@google.com>
6444 * script.cc (Script_options::add_symbol_assignment): Always add a
6445 dot assignment to script_sections_.
6446 * script-sections.cc (Script_sections::add_dot_assignment):
6447 Initialize if necessary.
6449 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6450 program headers with no load segment if there is a linker script.
6452 * layout.cc (Layout::set_segment_offsets): Align the file offset
6453 to the segment aligment for -N or -n with no load segment.
6454 * output.cc (Output_segment::add_output_section): Don't crash if
6455 the first section is a TLS section.
6456 (Output_segment::set_section_list_addresses): Print an error
6457 message if the address moves backward in a linker script.
6458 * script-sections.cc
6459 (Output_section_element_input::set_section_addresses): Don't
6460 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6461 (Orphan_output_section::set_section_addresses): Likewise.
6463 2009-10-15 Doug Kwan <dougkwan@google.com>
6465 * layout.cc (Layout::finish_dynamic_section): Generate tags
6466 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6467 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6468 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6470 2009-10-14 Ian Lance Taylor <iant@google.com>
6472 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6474 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6475 data_shdr fields of relinfo.
6476 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6477 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6478 R_386_TLS_LDO_32, adjust based on section flags.
6479 (Target_i386::Relocate::fix_up_ldo): Remove.
6481 2009-10-13 Ian Lance Taylor <iant@google.com>
6483 Add support for -pie.
6484 * options.h (class General_options): Add -pie and
6486 (General_options::output_is_position_independent): Test -pie.
6487 (General_options::output_is_executable): Return true if not shared
6488 and not relocatable.
6489 (General_options::output_is_pie): Remove.
6490 * options.cc (General_options::finalize): Reject incompatible uses
6492 * gold.cc (queue_middle_tasks): A -pie link is not static.
6493 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6494 * symtab.cc (Symbol::final_value_is_known): Return false if
6495 output_is_position_independent.
6496 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6497 output_is_position_independent.
6498 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6499 output_is_position_independent.
6500 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6501 output_is_position_independent.
6502 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6504 (basic_pie_test.o, basic_pie_test): New targets.
6505 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6506 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6507 (two_file_pie_test): New target.
6508 * testsuite/Makefile.in: Rebuild.
6509 * README: Remove note saying that -pie is not supported.
6511 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6513 * options.h (class General_options): Add -init and -fini.
6514 * layout.cc (Layout::finish_dynamic_section): Emit
6515 given init and fini functions.
6517 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6519 * gc.h (gc_process_relocs): Check if icf is enabled using new
6521 * gold.cc (queue_initial_tasks): Likewise.
6522 (queue_middle_tasks): Likewise.
6523 * object.cc (do_layout): Likewise.
6524 * symtab.cc (is_section_folded): Likewise.
6525 * main.cc (main): Likewise.
6526 * reloc.cc (Read_relocs::run): Likewise.
6527 (Sized_relobj::do_scan_relocs): Likewise.
6528 * icf.cc (is_function_ctor_or_dtor): New function.
6529 (Icf::find_identical_sections): Check if function is ctor or dtor when
6531 * options.h (General_options::icf): Change option to be an enum.
6532 (Icf_status): New enum.
6533 (icf_enabled): New method.
6534 (icf_safe_folding): New method.
6535 (set_icf_status): New method.
6536 (icf_status_): New variable.
6537 * (options.cc) (General_options::finalize): Set icf_status_.
6538 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6539 icf_test and icf_keep_unique_test to use the --icf enum flag.
6540 * testsuite/icf_safe_test.sh: New file.
6541 * testsuite/icf_safe_test.cc: New file.
6543 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6545 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6546 includes to gc.h and icf.h.
6547 * arm.cc: Include gc.h.
6548 * gold.cc: Likewise.
6549 * i386.cc: Likewise.
6550 * powerpc.cc: Likewise.
6551 * sparc.cc: Likewise.
6552 * x86_64.cc: Likewise.
6553 * gc.h: Include icf.h.
6555 2009-10-11 Ian Lance Taylor <iant@google.com>
6557 * plugin.cc: Include "gold.h" before other header files.
6559 2009-10-10 Chris Demetriou <cgd@google.com>
6561 * options.h (Input_file_argument::Input_file_type): New enum.
6562 (Input_file_argument::is_lib_): Replace with...
6563 (Input_file_argument::type_): New member.
6564 (Input_file_argument::Input_file_argument): Take Input_file_type
6565 'type' rather than boolean 'is_lib' as second argument.
6566 (Input_file_argument::is_lib): Use type_.
6567 (Input_file_argument::is_searched_file): New function.
6568 (Input_file_argument::may_need_search): Handle is_searched_file.
6569 * options.cc (General_options::parse_library): Support -l:filename.
6570 (General_options::parse_just_symbols): Update for Input_file_argument
6572 (Command_line::process): Likewise.
6573 * archive.cc (Archive::get_file_and_offset): Likewise.
6574 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6575 * script.cc (read_script_file, script_add_file): Likewise.
6576 * fileread.cc (Input_file::Input_file): Likewise.
6577 (Input_file::will_search_for): Handle is_searched_file.
6578 (Input_file::open): Likewise.
6579 * readsyms.cc (Read_symbols::get_name): Likewise.
6580 * testsuite/Makefile.am (searched_file_test): New test.
6581 * testsuite/Makefile.in: Regenerate.
6582 * testsuite/searched_file_test.cc: New file.
6583 * testsuite/searched_file_test_lib.cc: New file.
6585 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6586 Ian Lance Taylor <iant@google.com>
6588 * descriptor.cc: Include <cstdio> and "binary-io.h".
6589 (Descriptors::open): Open the files in binary mode always.
6590 * script.cc (Lex::get_token): Treat \r as whitespace.
6592 2009-10-09 Ian Lance Taylor <iant@google.com>
6594 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6596 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6597 Ian Lance Taylor <iant@google.com>
6599 * configure.ac: Check for readv function also.
6600 * fileread.cc (readv): Define if not HAVE_READV.
6601 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6603 * config.in: Regenerate.
6604 * configure: Regenerate.
6606 2009-10-09 Doug Kwan <dougkwan@google.com>
6608 * layout.cc (Layout::make_output_section): Call target hook to make
6609 ordinary output section.
6610 (Layout::finalize): Adjust parameter list of call the
6611 Target::may_relax().
6612 * layout.h (class Layout::section_list): New method.
6613 * merge.h (Output_merge_base::entsize): Change visibility to public.
6614 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6616 (Output_merge_string::do_is_string): New method.
6617 * object.cc (Sized_relobj::do_setup): renamed from
6618 Sized_relobj::set_up.
6619 * object.h (Sized_relobj::adjust_shndx,
6620 Sized_relobj::initializ_input_to_output_maps,
6621 Sized_relobj::free_input_to_output_maps): Change visibilities to
6623 (Sized_relobj::setup): Virtualize.
6624 (Sized_relobj::do_setup): New method declaration.
6625 (Sized_relobj::invalidate_section_offset,
6626 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6627 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6628 * options.cc (parse_int): New function.
6629 * options.h (parse_int): New declaration.
6630 (DEFINE_int): New macro.
6631 (stub_group_size): New option.
6632 * output.cc (Output_section::Output_section): Initialize memebers
6633 merge_section_map_, merge_section_by_properties_map_,
6634 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6635 (Output_section::add_input_section): Handled deferred code-fill
6636 generation and remove an old comment.
6637 (Output_section::add_relaxed_input_section): New method definition.
6638 (Output_section::add_merge_input_section): Use merge section by
6639 properties map to speed to search. Update merge section maps
6641 (Output_section::build_relaxation_map): New method definition.
6642 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6644 (Output_section::relax_input_section): Renamed to
6645 Output_section::convert_input_sections_to_relaxed_sections and change
6646 interface to take a vector of pointers to relaxed sections.
6647 (Output_section::find_merge_section,
6648 Output_section::find_relaxed_input_section): New method definitions.
6649 (Output_section::is_input_address_mapped,
6650 Output_section::output_offset, Output_section::output_address):
6651 Use output section data maps to speed up searching.
6652 (Output_section::find_starting_output_address): Add comments.
6653 (Output_section::do_write,
6654 Output_section::write_to_postprocessing_buffer): Do code-fill
6655 generation as appropriate.
6656 (Output_section::get_input_sections): Invalidate relaxed input section
6658 (Output_section::restore_states): Adjust type of checkpoint .
6659 Invalidate relaxed input section map.
6660 * output.h (Output_merge_base): New class declaration.
6661 (Input_section_specifier): New class defintion.
6662 (class Output_relaxed_input_section) Change base class to
6663 Output_section_data_build.
6664 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6665 base class initializer.
6666 (Output_section::add_relaxed_input_section): New method declaration.
6667 (Output_section::Input_section): Change visibility to protected.
6668 (Output_section::Input_section::relobj,
6669 Output_section::Input_section::shndx): Handle relaxed input sections.
6670 Output_section::input_sections) Change visibility to protected. Also
6671 define overload to return a non-const pointer.
6672 (Output_section::Merge_section_properties): New class defintion.
6673 (Output_section::Merge_section_by_properties_map,
6674 Output_section::Output_section_data_by_input_section_map,
6675 Output_section::Relaxation_map): New types.
6676 (Output_section::relax_input_section): Rename method to
6677 Output_section::convert_input_sections_to_relaxed_sections and change
6678 interface to take a vector of relaxed section pointers.
6679 (Output_section::find_merge_section,
6680 Output_section::find_relaxed_input_section,
6681 Output_section::build_relaxation_map,
6682 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6683 New method declarations.
6684 (Output_section::merge_section_map_
6685 Output_section::merge_section_by_properties_map_,
6686 Output_section::relaxed_input_section_map_,
6687 Output_section::is_relaxed_input_section_map_valid_,
6688 Output_section::generate_code_fills_at_write_): New data members.
6689 * script-sections.cc
6690 (Output_section_element_input::set_section_addresses): Call
6691 current_data_size and addralign methods of relaxed input sections.
6692 (Orphan_output_section::set_section_addresses): Call current_data_size
6693 and addralign methods of relaxed input sections.
6694 * symtab.cc (Symbol_table::compute_final_value): Extract template
6695 from the body of Symbol_table::sized_finalize_symbol.
6696 (Symbol_table::sized_finalized_symbol): Call
6697 Symbol_table::compute_final_value.
6698 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6699 (Symbol_table::compute_final_value): New templated method declaration.
6700 * target.cc (Target::do_make_output_section): New method defintion.
6701 * target.h (Target::make_output_section): New method declaration.
6702 (Target::relax): Add more parameters for input objects, symbol table
6703 and layout. Adjust call to do_relax.
6704 (Target::do_make_output_section): New method declaration.
6705 (Target::do_relax): Add parameters for input objects, symbol table
6708 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6710 * pread.c: Include stdio.h.
6712 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6714 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6717 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6719 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6720 Change read_shndx type to unsigned int.
6721 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6723 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6724 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6725 Change read_shndx type to unsigned int.
6726 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6728 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6729 * layout.cc (Layout::create_symtab_sections): Cast the result of
6730 local_symcount * symsize to off_t in the gold_assert.
6732 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6734 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6735 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6737 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6738 (Arm_relocate_functions::thm_abs5): New function.
6739 (Arm_relocate_functions::abs12): New function.
6740 (Arm_relocate_functions::abs16): New function.
6741 (Arm_relocate_functions::base_abs): New function.
6742 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6743 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6744 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6746 (Scan::global): Likewise.
6747 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6748 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6749 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6750 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6753 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6755 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6756 (Arm_relocate_functions::movt_prel): New function.
6757 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6758 (Arm_relocate_functions::thm_movt_prel): New function.
6759 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6760 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6761 (Scan::global, Relocate::relocate): Likewise.
6762 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6764 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6766 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6767 Incremental_checker.
6768 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6770 (class Incremental_inputs_header): New class.
6771 (Incremental_inputs_header_writer): Edit comment.
6772 (Incremental_inputs_entry): New class.
6773 (Incremental_inputs_entry_writer): Edit comment.
6774 (Sized_incremental_binary::do_find_incremental_inputs_section):
6775 Add *strtab_shndx parameter, fill it.
6776 (Sized_incremental_binary::do_check_inputs): New method.
6777 (Incremental_checker::can_incrementally_link_output_file): Use
6778 Sized_incremental_binary::check_inputs.
6779 (Incremental_inputs::report_command_line): Save command line in
6782 (Incremental_binary::find_incremental_inputs_section): New
6784 (Incremental_binary::do_find_incremental_inputs_section): Add
6785 strtab_shndx parameter.
6786 (Incremental_binary::do_check_inputs): New pure virtual method.
6787 (Sized_incremental_binary::do_check_inputs): Declare.
6788 (Incremental_checker::Incremental_checker): Add incremental_inputs
6789 parameter, use it to initialize incremental_inputs_.
6790 (Incremental_checker::incremental_inputs_): New field.
6791 (Incremental_checker::command_line): New method.
6792 (Incremental_checker::inputs): New method.
6793 (Incremental_checker::command_line_): New field.
6795 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6797 * incremental.cc: Include <cstdarg> and "target-select.h".
6798 (vexplain_no_incremental): New function.
6799 (explain_no_incremental): New function.
6800 (Incremental_binary::error): New method.
6801 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6803 (make_sized_incremental_binary): New function.
6804 (open_incremental_binary): New function.
6805 (can_incrementally_link_file): Add checks if output is ELF and has
6807 * incremental.h: Include "elfcpp_file.h" and "output.h".
6808 (Incremental_binary): New class.
6809 (Sized_incremental_binary): New class.
6810 (open_incremental_binary): Declare.
6811 * object.cc (is_elf_object): Use
6812 elfcpp::Elf_recognizer::is_elf_file.
6813 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6814 * output.h (Output_file::filesize): New method.
6816 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6818 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6820 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6821 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6823 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6825 (Arm_relocate_functions::movw_abs_nc): New function.
6826 (Arm_relocate_functions::movt_abs): New function.
6827 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6828 (Arm_relocate_functions::thm_movt_abs): New function.
6829 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6830 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6831 (Scan::global): Likewise.
6832 (Relocate::relocate): Likewise.
6833 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6835 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6837 * arm.cc (Arm_relocate_functions::got_prel) New function.
6838 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6839 (Relocate::relocate): Likewise.
6840 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6842 2009-10-06 Ian Lance Taylor <iant@google.com>
6844 * options.h (class General_options): Define
6845 split_stack_adjust_size parameter.
6846 * object.h (class Object): Add uses_split_stack_ and
6847 has_no_split_stack_ fields. Add uses_split_stack and
6848 has_no_split_stack accessor functions. Declare
6849 handle_split_stack_section.
6850 (class Reloc_symbol_changes): Define.
6851 (class Sized_relobj): Define Function_offsets. Declare
6852 split_stack_adjust, split_stack_adjust_reltype, and
6854 * object.cc (Object::handle_split_stack_section): New function.
6855 (Sized_relobj::do_layout): Call handle_split_stack_section.
6856 * dynobj.cc (Sized_dynobj::do_layout): Call
6857 handle_split_stack_section.
6858 * reloc.cc (Sized_relobj::relocate_sections): Call
6859 split_stack_adjust for executable sections in split_stack
6860 objects. Pass reloc_map to relocate_section.
6861 (Sized_relobj::split_stack_adjust): New function.
6862 (Sized_relobj::split_stack_adjust_reltype): New function.
6863 (Sized_relobj::find_functions): New function.
6864 * target-reloc.h: Include "object.h".
6865 (relocate_section): Add reloc_symbol_changes parameter. Change
6867 * target.h (class Target): Add calls_non_split method. Declare
6868 do_calls_non_split virtual method. Declare match_view and
6870 * target.cc: Include "elfcpp.h".
6871 (Target::do_calls_non_split): New function.
6872 (Target::match_view): New function.
6873 (Target::set_view_to_nop): New function.
6874 * gold.cc (queue_middle_tasks): Give an error if mixing
6875 split-stack and non-split-stack objects with -r.
6876 * i386.cc (Target_i386::relocate_section): Add
6877 reloc_symbol_changes parameter.
6878 (Target_i386::do_calls_non_split): New function.
6879 * x86_64.cc (Target_x86_64::relocate_section): Add
6880 reloc_symbol_changes parameter.
6881 (Target_x86_64::do_calls_non_split): New function.
6882 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6884 * powerpc.cc (Target_powerpc::relocate_section): Add
6885 reloc_symbol_changes parameter.
6886 * sparc.cc (Target_sparc::relocate_section): Add
6887 reloc_symbol_changes parameter.
6888 * configure.ac: Call AM_CONDITIONAL for the default target.
6889 * configure: Rebuild.
6890 * testsuite/Makefile.am (TEST_AS): New variable.
6891 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6892 (check_DATA): Add split_i386 and split_x86_64 files.
6893 (SPLIT_DEFSYMS): Define.
6894 (split_i386_[1234n].o): New targets.
6895 (split_i386_[124]): New targets.
6896 (split_i386_[1234r].stdout): New targets.
6897 (split_x86_64_[1234n].o): New targets.
6898 (split_x86_64_[124]): New targets.
6899 (split_x86_64_[1234r].stdout): New targets.
6900 (MOSTLYCLEANFILES): Add new executables.
6901 * testsuite/split_i386.sh: New file.
6902 * testsuite/split_x86_64.sh: New file.
6903 * testsuite/split_i386_1.s: New file.
6904 * testsuite/split_i386_2.s: New file.
6905 * testsuite/split_i386_3.s: New file.
6906 * testsuite/split_i386_4.s: New file.
6907 * testsuite/split_i386_n.s: New file.
6908 * testsuite/split_x86_64_1.s: New file.
6909 * testsuite/split_x86_64_2.s: New file.
6910 * testsuite/split_x86_64_3.s: New file.
6911 * testsuite/split_x86_64_4.s: New file.
6912 * testsuite/split_x86_64_n.s: New file.
6913 * testsuite/testfile.cc (Target_test): Update relocation_section
6915 * testsuite/Makefile.in: Rebuild.
6917 2009-10-06 Ian Lance Taylor <iant@google.com>
6919 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6920 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6921 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6922 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6923 the address on ldo_addrs_.
6924 (Target_i386::Relocate::fix_up_ldo): New function.
6926 2009-10-06 Rafael Espindola <espindola@google.com>
6928 * plugin.cc (add_input_library): New.
6929 (Plugin::load): Add add_input_library to tv.
6930 (Plugin_manager::add_input_file): Add the is_lib argument.
6931 (add_input_file): Update call to Plugin_manager::add_input_file.
6932 (add_input_library): New.
6933 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6935 2009-09-30 Doug Kwan <dougkwan@google.com>
6937 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6938 symbol and call Symbol::may_need_copy_reloc to determine if
6939 a copy reloc is needed.
6940 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6941 nocopyreloc is given in command line.
6942 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6943 given in command line.
6944 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6945 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6946 of the removed Target_i386::may_need_copy_reloc.
6947 * options.h (copyreloc): New option with default value false.
6948 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6949 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6950 instead of the removed Target_powerpc::may_need_copy_reloc.
6951 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6952 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6953 instead of the removed Target_sparc::may_need_copy_reloc.
6954 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6955 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6956 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6957 instead of the removed Target_x86_64::may_need_copy_reloc.
6959 2009-09-30 Ian Lance Taylor <iant@google.com>
6961 * object.h (class Object): Remove target_ field, and target,
6962 sized_target, and set_target methods.
6963 (Object::sized_target): Remove.
6964 (class Sized_relobj): Update declarations. Remove sized_target.
6965 * object.cc (Sized_relobj::setup): Remove target parameter.
6967 (Input_objects::add_object): Don't do anything with the target.
6968 (make_elf_sized_object): Add punconfigured parameter. Change all
6969 callers. Set or test parameter target.
6970 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6972 * parameters.cc (Parameters::set_target): Change parameter type to
6974 (Parameters::default_target): Remove.
6975 (set_parameters_target): Change parameter type to be non-const.
6976 (parameters_force_valid_target): New function.
6977 (parameters_clear_target): New function.
6978 * parameters.h (class Parameters): Update declarations. Remove
6979 default_target method. Add sized_target and clear_target
6980 methods. Change target_ to be non-const.
6981 (set_parameters_target): Update declaration.
6982 (parameters_force_valid_target): Declare.
6983 (parameters_clear_target): Declare.
6984 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6985 as NULL if we aren't searching.
6986 (Add_symbols::run): Don't check for compatible target.
6987 * fileread.cc (Input_file::open_binary): Call
6988 parameters_force_valid_target.
6989 * gold.cc (queue_middle_tasks): Likewise.
6990 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6991 set_target on object.
6992 * dynobj.h (class Sized_dynobj): Update declarations.
6993 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6994 make_elf_object returns NULL.
6995 (Archive::include_member): Don't check whether object target is
6997 * output.cc (Output_section::add_input_section): Get target from
6999 (Output_section::relax_input_section): Likewise.
7000 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7002 (Sized_relobj::do_scan_relocs): Likewise.
7003 (Sized_relobj::relocate_sections): Likewise.
7004 * resolve.cc (Symbol_table::resolve): Likewise.
7005 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7006 parameter. Change all callers.
7007 (Symbol_table::add_from_object): Get target from parameters.
7008 (Symbol_table::add_from_relobj): Don't check object target.
7009 (Symbol_table::add_from_dynobj): Likewise.
7010 (Symbol_table::define_special_symbol): Get target from
7012 * symtab.h (class Symbol_table): Update declaration.
7013 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7014 parameter. Change all callers. Clear parameter target.
7015 (Binary_test): Test target here.
7016 * testsuite/object_unittest.cc (gold_testsuite): Remove
7017 target_test_pointer parameter. Change all callers.
7018 (Object_test): Test target here.
7020 2009-09-26 Ian Lance Taylor <iant@google.com>
7022 * testsuite/initpri1.c: Don't try to use constructor priorities if
7023 compiling with gcc before 4.3.
7025 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7027 * testsuite/retain_symbols_file_test.sh (check_present): Change
7028 output file name to retain_symbols_file_test.stdout.
7029 (check_absent): Likewise.
7031 2009-09-18 Craig Silverstein <csilvers@google.com>
7033 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7034 * options.cc: Include <cerrno> and <fstream>.
7035 (General_options::finalize): Parse -retain-symbols-file tag.
7036 * options.h: New flag.
7037 (General_options): New method should_retain_symbol, new
7038 variable symbols_to_retain.
7039 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7040 should_retain_symbol map.
7041 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7042 * testsuite/Makefile.in: Regenerate.
7043 * testsuite/retain_symbols_file_test.sh: New file.
7045 2009-09-18 Nick Clifton <nickc@redhat.com>
7047 * po/es.po: Updated Spanish translation.
7049 2009-09-17 Doug Kwan <dougkwan@google.com>
7051 * debug.h (DEBUG_RELAXATION): New constant.
7052 (DEBUG_ALL): Add DEBUG_RELAXATION.
7053 (debug_string_to_enum): Add relaxation debug option.
7055 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7056 Layout::Relaxation_debug_check::read_sections,
7057 Layout::Relaxation_debug_check::read_sections): New method definitions.
7058 (Layout::Layout): Initialize data members
7059 record_output_section_data_from_scrips_,
7060 script_output_section_data_list_ and relaxation_debug_check_.
7061 (Layout::save_segments, Layout::restore_segments,
7062 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7063 Layout::relaxation_loop_body): New method definitions.
7064 (Layout::finalize): Support relaxation. Move section layout code to
7065 Layout::relaxation_loop_body.
7066 (Layout::set_asection_address_from_script): Move code for orphan
7067 section placement out.
7068 (Layout::place_orphan_sections_in_script): New method definition.
7069 * layout.h (Output_segment_headers, Output_file_header):
7070 New forward class declarations.
7071 (Layout::~Layout): Define.
7072 (Layout::new_output_section_data_from_script): New method definition.
7073 (Layout::place_orphan_sections_in_script): New method declaration.
7074 (Layout::Segment_states): New type declaration.
7075 (Layout::save_segments, Layout::restore_segments,
7076 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7077 Layout::relaxation_loop_body): New method declarations.
7078 (Layout::Output_section_data_list): New type declaration.
7079 (Layout::Relaxation_debug_check): New class definition.
7080 (Layout::record_output_section_data_from_script_,
7081 Layout::script_output_section_data_list_, Layout::segment_states_,
7082 Layout::relaxation_debug_check_): New data members.
7083 * output.cc: (Output_section_headers::do_size): New method definition.
7084 (Output_section_headers::Output_section_headers): Move size
7085 computation to Output_section_headers::do_size.
7086 (Output_segment_headers::do_size): New method definition.
7087 (Output_file_header::Output_file_header): Move size computation to
7088 Output_file_header::do_size and call it.
7089 (Output_file_header::do_size): New method definition.
7090 (Output_data_group::Output_data_group): Adjust call to
7091 Output_section_data.
7092 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7093 (Output_symtab_xindex::do_write): Add array bound check.
7094 (Output_section::Input_section::print_to_mapfile): Handle
7095 RELAXED_INPUT_SECTION_CODE.
7096 (Output_section::Output_section): Initialize data member checkpoint_.
7097 (Output_section::~Output_section): Delete checkpoint object pointed
7099 (Output_section::add_input_section): Always add an Input_section if
7101 (Output_section::add_merge_input_section): Add assert.
7102 (Output_section::relax_input_section): New method definition.
7103 (Output_section::set_final_data_size): Set load address to zero for
7104 an unallocated section.
7105 (Output_section::do_address_and_file_offset_have_reset_values):
7106 New method definition.
7107 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7108 Handle relaxed input section.
7109 (Output_section::sort_attached_input_sections): Checkpoint input
7110 section list lazily.
7111 (Output_section::get_input_sections): Change type of input_sections to
7112 list of Simple_input_section pointers. Checkpoint input section list
7113 lazily. Also handle relaxed input sections.
7114 (Output_section::add_input_section_for_script): Take a reference to
7115 a Simple_input_section object instead of Relobj pointer and section
7116 index as parameter. Handle relaxed input sections.
7117 (Output_section::save_states, Output_section::restore_states): New
7119 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7120 (Output_data::is_data_size_fixed): New method definition.
7121 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7123 (Output_data::address_and_file_offset_have_reset_values): New method
7125 (Output_data::do_address_and_file_offset_have_reset_values): New method
7127 (Output_data::set_data_size): Check that data size is not fixed.
7128 (Output_data::fix_data_size): New method definition.
7129 (Output_data::is_data_size_fixed_): New data member.
7130 (Output_section_headers::set_final_data_size): New method definition.
7131 (Output_section_headers::do_size): New method declaration.
7132 (Output_segment_headers::set_final_data_size): New method definition.
7133 (Output_segment_headers::do_size): New method declaration.
7134 (Output_file_header::set_final_data_size)::New method definition.
7135 (Output_file_header::do_size)::New method declaration.
7136 (Output_section_data::Output_section_data): Add new parameter
7137 is_data_size_fixed and use it to fix data size.
7138 (Output_data_const::Output_data_const): Adjust call to base class
7139 constructor and fix data size.
7140 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7141 base class constructor and fix data size.
7142 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7143 base class constructor and fix data size.
7144 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7145 class constructor and fix data size.
7146 (Output_data_group::set_final_data_size): New method definition.
7147 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7148 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7149 class constructor and fix data size.
7150 (Output_relaxed_input_section): New class definition.
7151 (Output_section::Simple_input_section): New class definition.
7152 (Output_section::get_input_sections): Adjust parameter list.
7153 (Output_section::add_input_section_for_script): Same.
7154 (Output_section::save_states, Output_section::restore_states,
7155 Output_section::do_address_and_file_offset_have_reset_values,
7156 (Output_section::Input_section::Input_section): Handle
7157 RELAXED_INPUT_SECTION_CODE. Add new overload for
7158 Output_relaxed_input_section.
7159 (Output_section::Input_section::is_input_section,
7160 Output_section::Input_section::set_output_section): Handle relaxed
7162 (Output_section::Input_section::is_relaxed_input_section,
7163 Output_section::Input_section::output_section_data,
7164 Output_section::Input_section::relaxed_input_section): New method
7166 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7168 (Output_section::Input_section::u1_): Update comments.
7169 (Output_section::Input_section::u2_): Add new union member poris.
7170 (Output_section::Checkpoint_output_section): New classs definition.
7171 (Output_section::relax_input_section): New method declaration.
7172 (Output_section::checkpoint_): New data member.
7173 (Output_segment): Update comments.
7174 (Output_segment::Output_segment): Un-privatize copy constructor.
7175 (Output_segment::operator=): Un-privatize.
7176 * script-sections.cc (Output_section_element::Input_section_list):
7177 Change element type to Output_section::Simple_input_section.
7178 (Output_section_element_dot_assignment::set_section_addresses):
7179 Register output section data for relaxation clean up.
7180 (Output_data_exression::Output_data_expression): Adjust call to base
7181 constructor to fix data size.
7182 (Output_section_element_data::set_section_addresses): Register
7183 Output_data_expression object for relaxation clean up.
7184 (struct Input_section_info): Replace Relobj pointer and section index
7185 pair with Output_section::Simple_input_section and Convert struct to a
7187 (Input_section_sorter::operator()): Adjust access to
7188 Input_section_info data member to use accessors.
7189 (Output_section_element_input::set_section_addresses): Use layout
7190 parameter. Adjust code to use Output_section::Simple_input_section
7191 and Input_secction_info classes. Register filler for relaxation
7193 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7194 and section index pair with Output_section::Simple_input_section
7195 class. Adjust code accordingly.
7196 (Phdrs_element::release_segment): New method definition.
7197 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7199 (Script_sections::release_segments): New method definition.
7200 * gold/script-sections.h (Script_sections::release_segments): New
7202 * gold/target.h (Target::may_relax, Target::relax,
7203 Target::do_may_relax, Target::do_relax): New method definitions.
7205 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7207 * arm.cc (has_signed_unsigned_overflow): New function.
7208 (Arm_relocate_functions::abs8): New function.
7209 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7210 (Target_arm::Scan::global): Likewise.
7211 (Target_arm::relocate::relocate): Likewise.
7212 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7215 2009-09-16 Cary Coutant <ccoutant@google.com>
7217 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7218 * testsuite/Makefile.in: Regenerate.
7220 2009-09-11 Nick Clifton <nickc@redhat.com>
7222 * po/gold.pot: Updated by the Translation project.
7224 2009-09-08 Cary Coutant <ccoutant@google.com>
7226 * output.cc (Output_file::open): Add execute permission to empty file.
7227 * testsuite/Makefile.am (permission_test): New test.
7228 * testsuite/Makefile.in: Regenerate.
7230 2009-09-02 Ian Lance Taylor <iant@google.com>
7232 * output.cc (Output_file::resize): Call map_no_anonymous rather
7235 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7237 * gold.cc: Include "incremental.h".
7238 (queue_initial_tasks): Call Incremental_checker methods.
7239 * incremental.cc: Include "output.h".
7240 (Incremental_checker::can_incrementally_link_output_file): New
7242 * incremental.h (Incremental_checker): New class.
7244 * output.cc (Output_file::open_for_modification): New method.
7245 (Output_file::map_anonymous): Changed return type to bool. Record
7247 (Output_file::map_no_anonymous): New method, broken out of map.
7248 (Output_file::map): Use map_no_anonymous and map_anonymous.
7249 * output.h (class Output_file): Update declarations.
7251 2009-08-24 Cary Coutant <ccoutant@google.com>
7253 * options.h (Command_line::Pre_options): New class.
7254 (Command_line::pre_options): New member.
7255 * options.cc (gold::options::ready_to_register): New variable.
7256 (One_option::register_option): Do nothing if not registering options.
7257 Assert if same short option registered twice.
7258 (General_options::General_options): Turn off option registration when
7260 (Command_line::Pre_options::Pre_options): New constructor.
7262 2009-08-24 Cary Coutant <ccoutant@google.com>
7264 * options.h (General_options::no_keep_memory): Remove incorrect
7267 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7269 * Makefile.am (am__skiplex, am__skipyacc): New.
7270 * Makefile.in: Regenerate.
7272 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7274 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7275 (INCLUDES): ... this.
7276 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7277 (AM_CPPFLAGS): Renamed from ...
7278 (INCLUDE): ... this.
7279 * Makefile.in, testsuite/Makefile.in: Regenerate.
7281 * Makefile.in: Regenerate.
7282 * aclocal.m4: Likewise.
7283 * config.in: Likewise.
7284 * configure: Likewise.
7285 * testsuite/Makefile.in: Likewise.
7287 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7288 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7289 * Makefile.in: Regenerate.
7290 * testsuite/Makefile.in: Regenerate.
7292 2009-08-19 Cary Coutant <ccoutant@google.com>
7294 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7295 symbols in shared libraries overridden by hidden or internal symbols
7296 in the main program.
7298 2009-08-19 Chris Demetriou <cgd@google.com>
7300 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7301 checking source file names in error messages.
7303 2009-08-18 Doug Kwan <dougkwan@google.com>
7305 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7306 an elcpp::Ehdr as parameter. Adjust call to set_target.
7307 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7308 an elfcpp::Ehdr as parameter.
7309 * object.cc (Object::set_target): Remove the version that looks up
7310 a target and sets it.
7311 (Sized_relobj::setup): Take a Target object instead of
7312 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7313 (make_elf_sized_object): Find target and ask target to
7315 * object.h: (Object::set_target): Remove the version that looks up
7316 a target and sets it.
7317 (Sized_relobj::setup): Take a Target object instead of
7318 an elfcpp:Ehdr as parameter.
7319 * target.cc: Include dynobj.h.
7320 (Target::do_make_elf_object_implementation): New.
7321 (Target::do_make_elf_object): New.
7322 * target.h (Target::make_elf_object): New template declaration.
7323 (Target::do_make_elf_object): New method declarations.
7324 (Target::do_make_elf_object_implementation): New template declaration.
7326 2009-08-14 Ian Lance Taylor <iant@google.com>
7328 * gold.h (FUNCTION_NAME): Define.
7329 (gold_unreachable): Use FUNCTION_NAME.
7331 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7333 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7334 symbol in the --keep-unique list is not found.
7336 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7338 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7339 been maked as --keep-unique.
7340 (Icf::unfold_section): New function.
7341 * icf.h (Icf::unfold_section): New function.
7342 * options.h (General_options::keep_unique): New option.
7343 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7344 * testsuite/Makefile.in: Regenerate.
7345 * testsuite/icf_keep_unique_test.sh: New file.
7346 * testsuite/icf_keep_unique_test.cc: New file.
7348 2009-08-12 Cary Coutant <ccoutant@google.com>
7351 * resolve.cc (Symbol_table::resolve): Check for references from
7352 dynamic objects to hidden and internal symbols.
7353 * testsuite/Makefile.am (hidden_test.sh): New test.
7354 * testsuite/Makefile.in: Regenerate.
7355 * testsuite/hidden_test.sh: New script.
7356 * testsuite/hidden_test_1.c: New test source.
7357 * testsuite/hidden_test_main.c: New test source.
7359 2009-08-11 Doug Kwan <dougkwan@google.com>
7361 * arm.cc: Update comments.
7362 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7363 segment to locate the .ARM.exidx section if present.
7365 2009-08-09 Doug Kwan <dougkwan@google.com>
7367 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7370 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7371 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7374 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7376 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7377 valid tls_segment only for non-debug-section relocations.
7378 * testsuite/Makefile.am: Add gc_tls_test.
7379 * testsuite/Makefile.in: Regenerate.
7380 * testsuite/gc_tls_test.cc: New file.
7381 * testsuite/gc_tls_test.sh: New file.
7383 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7387 * Makefile.am (CCFILES): Add icf.cc.
7389 * Makefile.in: Regenerate.
7390 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7391 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7392 section, symbol and addend information for the relocs.
7393 * gold.cc (queue_middle_tasks): Call identical code folding.
7394 * gold.h: Add defines for multimap.
7395 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7396 to the call of finalize_local_symbols.
7397 * main.cc (main): Create object of class Icf.
7398 * object.cc (Sized_relobj::do_layout): Allow this function to be
7399 called twice during icf.
7400 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7401 to sections marked as identical by icf.
7402 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7404 (Sized_relobj::do_section_entsize): New function.
7405 * object.h (Object::section_entsize): New function.
7406 (Object::do_section_entsize): New pure virtual function.
7407 (Relobj::finalize_local_symbols): Add new parameter.
7408 (Relobj::do_section_entsize): New function.
7409 * options.h (General_options::icf): New option.
7410 (General_options::icf_iterations): New option.
7411 (General_options::print_icf_sections): New option.
7412 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7413 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7414 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7416 * symtab.cc (Symbol_table::is_section_folded): New function.
7417 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7418 to sections marked as identical by icf.
7419 * symtab.h (Symbol_table::set_icf): New function.
7420 (Symbol_table::icf): New function.
7421 (Symbol_table::is_section_folded): New function.
7422 (Symbol_table::icf_): New data member.
7423 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7424 * testsuite/Makefile.am: Add commands to build icf_test.
7425 * testsuite/Makefile.in: Regenerate.
7426 * testsuite/icf_test.sh: New file.
7427 * testsuite/icf_test.cc: New file.
7429 2009-07-24 Chris Demetriou <cgd@google.com>
7431 * layout.cc (is_compressible_debug_section): Fix incorrect
7432 comment about compressed section names.
7434 2009-07-20 Ian Lance Taylor <ian@airs.com>
7437 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7439 2009-07-16 Ian Lance Taylor <iant@google.com>
7442 * layout.h: #include <map>.
7443 (class Kept_section): Change from struct to class. Add accessors
7444 and setters. Add section size to Comdat_group mapping. Change
7445 Comdat_group to std::map. Add is_comdat_ field. Add
7446 linkonce_size field in union.
7447 (class Layout): Update declaration of find_or_add_kept_section.
7448 Don't declare find_kept_object.
7449 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7450 parameter. Add object, shndx, is_comdat, and is_group_name
7451 parameters. Change all callers. Adjust for new Kept_section.
7452 (Layout::find_kept_object): Remove.
7453 * object.cc (Sized_relobj::include_section_group): Update use of
7454 Kept_section. Rename secnum to shndx. Only record
7455 Kept_comdat_section if sections are the same size.
7456 (Sized_relobj::include_linkonce_section): Update use of
7457 Kept_section. Only record Kept_comdat_section if sections are the
7458 same size. Set size of linkonce section.
7459 (Sized_relobj::map_to_kept_section): Update call to
7460 get_kept_comdat_section.
7461 * object.h (class Sized_relobj): Rename fields in
7462 Kept_comdat_section to drop trailing underscores; change object
7463 field to Relobj*. Change Kept_comdat_section_table to store
7464 struct rather than pointer.
7465 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7466 Add kept_object and kept_shndx parameters. Change all callers.
7467 (Sized_relobj::get_kept_comdat_section): Change return type to
7468 bool. Add kept_object and kept_shndx parameters. Change all
7470 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7471 Layout::find_or_add_kept_section.
7473 2009-07-09 Ian Lance Taylor <iant@google.com>
7475 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7476 Reserve space in the hash table.
7478 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7480 * fileread.cc (File_read::get_mtime): New method.
7481 * fileread.h (Timespec): New structure.
7482 (File_read::get_mtime): New method.
7483 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7484 Renamed from timestamp_nsec.
7485 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7487 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7489 (Incremental_inputs::report_archive): Save mtime; style fix.
7490 (Incremental_inputs::report_obejct): Save mtime; style fix.
7491 (Incremental_inputs::report_script): Save mtime; style fix.
7492 (Incremental_inputs::finalize_inputs): Style fix.
7493 (Incremental_inputs::finalize): Style fix.
7494 (Incremental_inputs::create_input_section_data): Store inputs
7496 * incremental.h (Incremental_inputs::report_script): Add mtime
7498 (Incremental_inputs::Input_info::Input_info): Intialize only one
7500 (Incremental_inputs::Input_info::archive): Move to nameless
7502 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7503 (Incremental_inputs::Input_info::script): Move to nameless union.
7504 (Incremental_inputs::mtime): New field.
7505 * script.cc (read_input_script): Pass file mtime to
7507 * script.h (Script_info::inputs): Style fix.
7509 2009-07-01 Ian Lance Taylor <ian@airs.com>
7511 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7514 2009-06-24 Ian Lance Taylor <iant@google.com>
7517 * layout.cc (Layout::choose_output_section): If we find an
7518 existing section, update the flags.
7519 (Layout::create_notes): New function, broken out of
7521 (Layout::finalize): Don't create note sections.
7522 (Layout::create_note): Don't crash if linker script discards
7524 (Layout::create_gold_note): Likewise.
7525 (Layout::create_build_id): Likewise. Don't set
7526 after_input_sections on the section.
7527 (Layout::create_executable_stack_info): Remove target parameter.
7529 * layout.h (class Layout): Declare create_notes. Update
7530 declaration of create_executable_stack_info.
7531 * gold.cc (queue_middle_tasks): Call create_notes.
7532 * output.cc (Output_section::update_flags_for_input_section): Move
7533 here from output.h. If SHF_ALLOC flag is newly set, mark address
7535 * output.h (Output_data::mark_address_invalid): New function.
7536 (class Output_section): Only declare, not define,
7537 update_flags_for_input_section. Remove set_flags.
7539 2009-06-24 Ian Lance Taylor <iant@google.com>
7541 * script-sections.cc (Output_section_definition::
7542 set_section_addresses): Rename shadowing local load_address to
7545 2009-06-24 Ian Lance Taylor <iant@google.com>
7548 * reloc.cc (relocate_sections): Skip empty relocation sections.
7550 2009-06-23 Ian Lance Taylor <iant@google.com>
7553 * layout.cc (Layout::create_note): Use choose_output_section
7554 rather than make_output_section.
7556 2009-06-23 Ian Lance Taylor <iant@google.com>
7559 * options.cc (General_options::parse_V): Set printed_version_.
7560 (General_options::General_options): Initialize printed_version_.
7561 * options.h (class General_options): Add printed_version_ field.
7562 * gold.cc (queue_initial_tasks): If there are no input files,
7563 don't give a fatal error if we printed the version information.
7564 (queue_middle_tasks): If using -r with a shared object, give a
7565 fatal error rather than an ordinary error.
7567 2009-06-23 Ian Lance Taylor <iant@google.com>
7570 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7571 (Layout::make_output_section): Set have_stabstr_section_ if we see
7572 a .stab*str section.
7573 (Layout::finalize): Call link_stabs_sections.
7574 (Layout::link_stabs_sections): New file.
7575 * layout.h (class Layout): Add have_stabstr_section_ field.
7576 Declare link_stabs_sections.
7578 2009-06-23 Doug Kwan <dougkwan@google.com>
7580 * Makefile.am (libgold_a_LIBADD): New.
7581 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7582 * Makefile.in: Regenerate.
7583 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7584 * configure: Regenerate.
7585 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7586 * fileread.cc: Include sys/state.h
7587 * gold.h: Declare memmem and strndup if found missing.
7588 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7590 2009-06-23 Ian Lance Taylor <iant@google.com>
7592 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7593 * configure: Rebuild.
7595 2009-06-23 Ian Lance Taylor <iant@google.com>
7598 * object.cc (Object::section_contents): Don't try to get a view if
7599 the section has length zero.
7600 (Object::handle_gnu_warning_section): If the section is empty, use
7601 the name of the section as the warning.
7603 2009-06-23 Ian Lance Taylor <iant@google.com>
7606 * stringpool.h (class Stringpool_template): Add optimize_ field.
7607 (Stringpool_template::set_optimize): New function.
7608 * stringpool.cc (Stringpool_template::Stringpool_template):
7609 Initialize optimize_ field.
7610 (Stringpool_template::set_string_offsets): Test local optimize
7611 fild rather than parameter.
7612 * layout.cc (Layout::Layout): Call set_optimize on the section
7615 2009-06-22 Ian Lance Taylor <iant@google.com>
7618 * yyscript.y: Parse TARGET.
7619 * script.cc (script_set_target): New function.
7620 * script-c.h (script_set_target): Declare.
7621 * options.cc (General_options::string_to_object_format): Rename
7622 from string_to_object_format in anonymous namespace. Change
7624 * options.h (class General_options): Declare
7625 string_to_object_format.
7627 2009-06-22 Ian Lance Taylor <iant@google.com>
7629 * script-sections.cc (Script_sections::create_segments): Don't put
7630 program headers in a PT_LOAD segment if -n or -N.
7632 2009-06-22 Ian Lance Taylor <iant@google.com>
7635 * options.h (class General_options): Add -z lazy and -z now. Sort
7636 -z options into alphabetical order.
7637 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7639 2009-06-21 Ian Lance Taylor <iant@google.com>
7641 * layout.cc (Layout::make_output_section): Call
7642 Target::new_output_section.
7643 (Layout::attach_allocated_section_to_segment): Put large section
7644 sections in a separate load segment with the large segment flag
7646 (Layout::segment_precedes): Sort large data segments after other
7648 (align_file_offset): New static function.
7649 (Layout::set_segment_offsets): Use align_file_offset.
7650 * output.h (class Output_section): Add is_small_section_ and
7651 is_large_section_ fields.
7652 (Output_section::is_small_section): New function.
7653 (Output_section::set_is_small_section): New function.
7654 (Output_section::is_large_section): New function.
7655 (Output_section::set_is_large_section): New function.
7656 (Output_section::is_large_data_section): New function.
7657 (class Output_segment): Add is_large_data_segment_ field.
7658 (Output_segment::is_large_data_segment): New function.
7659 (Output_segment::set_is_large_data_segment): New function.
7660 * output.cc (Output_section::Output_section): Initialize new
7662 (Output_segment::Output_segment): Likewise.
7663 (Output_segment::add_output_section): Add assertion that large
7664 data sections always go in large data segments. Force small data
7665 sections to the end of the list of data sections. Force small BSS
7666 sections to the start of the list of BSS sections. For large BSS
7667 sections to the end of the list of BSS sections.
7668 * symtab.h (class Symbol): Declare is_common_shndx.
7669 (Symbol::is_defined): Check Symbol::is_common_shndx.
7670 (Symbol::is_common): Likewise.
7671 (class Symbol_table): Define enum Commons_section_type. Update
7672 declarations. Add small_commons_ and large_commons_ fields.
7673 * symtab.cc (Symbol::is_common_shndx): New function.
7674 (Symbol_table::Symbol_table): Initialize new fields.
7675 (Symbol_table::add_from_object): Put small and large common
7676 symbols in the right list.
7677 (Symbol_table::sized_finalized_symbol): Check
7678 Symbol::is_common_shndx.
7679 (Symbol_table::sized_write_globals): Likewise.
7680 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7681 common symbol lists. Don't call do_allocate_commons_list if the
7683 (Symbol_table::do_allocate_commons_list): Remove is_tls
7684 parameter. Add comons_section_type parameter. Change all
7685 callers. Handle small and large common symbols.
7686 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7687 Symbol::is_common_shndx.
7688 * resolve.cc (symbol_to_bits): Likewise.
7689 * target.h (Target::small_common_shndx): New function.
7690 (Target::small_common_section_flags): New function.
7691 (Target::large_common_shndx): New function.
7692 (Target::large_common_section_flags): New function.
7693 (Target::new_output_section): New function.
7694 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7695 small_common_section_flags, and large_common_section_flags
7697 (Target::do_new_output_section): New virtual function.
7698 * arm.cc (Target_arm::arm_info): Initialize new fields.
7699 * i386.cc (Target_i386::i386_info): Likewise.
7700 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7702 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7703 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7704 (Target_x86_64::do_new_output_section): New function.
7705 * configure.ac: Define conditional MCMODEL_MEDIUM.
7706 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7707 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7708 (large_LDFLAGS): Define.
7709 * testsuite/large.c: New file.
7710 * testsuite/testfile.cc (Target_test::test_target_info):
7711 Initialize new fields.
7712 * configure, testsuite/Makefile.in: Rebuild.
7714 2009-06-05 Doug Kwan <dougkwan@google.com>
7716 * Makefile.am (CCFILES): Add target.cc.
7717 * Makefile.in: Regenerate.
7718 * i386.cc (class Target_i386): Define new virtual method to
7719 override do_is_local_label_name in parent.
7720 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7721 local symbols if --discard-locals or -X is given.
7722 * options.h (class General_options): Declare new options
7723 '--discard-locals' and '-X' for discarding locals.
7724 * target.h (class Target): Define new methods is_local_label_name.
7725 Declare new virtual method do_is_local_label_name.
7726 * target.cc: New file.
7727 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7728 (check_SCRIPTS): Add discard_locals_test.sh.
7729 (check_DATA): Add discard_local_tests.syms.
7730 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7731 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7732 * testsuite/Makefile.in: Regenerate.
7733 * testsuite/discard_locals_test.c: New file.
7734 * testsuite/discard_locals_test.sh: Same.
7736 2009-06-05 Doug Kwan <dougkwan@google.com>
7738 * object.cc (Sized_relobj::Sized_relobj): Initialize
7739 discarded_eh_frame_shndx_ to -1U.
7740 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7742 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7743 a discarded .eh_frame section.
7744 (Sized_relobj::do_finalize_local_symbols): Ditto.
7745 * object.h (class Sized_relobj): Declare new member
7746 discarded_eh_frame_shndx_.
7747 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7748 (local_labels_test.o, local_labels_test): New rules.
7749 * testsuite/Makefile.in: Regenerate.
7751 2009-06-04 Doug Kwan <dougkwan@google.com>
7753 * layout.cc (Layout::section_name_mapping): Add mapping for
7754 special ARM sections.
7756 2009-06-03 Doug Kwan <dougkwan@google.com>
7758 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7759 (utils::has_overflow): Same.
7761 2009-06-03 Ian Lance Taylor <iant@google.com>
7763 * layout.cc (Layout::section_name_mapping): New array, replacing
7764 Layout::linkonce_mapping.
7765 (Layout::section_name_mapping_count): New variable, replacing
7766 Layout::linkonce_mapping_count.
7767 (Layout::linkonce_output_name): Remove.
7768 (Layout::output_section_name): Rewrite.
7769 * layout.h (class Layout): Rename Linkonce_mapping to
7770 Section_name_mapping, linkonce_mapping to section_name_mapping,
7771 linkonce_mapping_count to section_name_mapping_count. Don't
7772 declare linkonce_output_name.
7774 2009-06-03 Doug Kwan <dougkwan@google.com>
7776 * gold/arm.cc (namespace utils): New.
7777 (Target_arm::reloc_is_non_pic): Define new method.
7778 (class Arm_relocate_functions): New.
7779 (Target_arm::Relocate::relocate): Handle relocation types used by
7782 2009-06-03 Ian Lance Taylor <iant@google.com>
7784 * arm.cc (Target_arm::scan::global): Use || instead of |.
7786 2009-06-02 Doug Kwan <dougkwan@google.com>
7788 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7789 issued_non_pic_error_.
7790 (class Target_arm::Scan): Declare new method check_non_pic.
7791 Define new method symbol_needs_plt_entry.
7792 Declare new data member issued_non_pic_error_.
7793 (class Target_arm::Relocate): Declare new method
7794 should_apply_static_reloc.
7795 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7796 (Target_arm::Scan::check_non_pic): Define new method.
7797 (Target_arm::Scan::local): Handle a small subset of reloc types used
7799 (Target_arm::Scan::local): Same.
7800 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7802 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7804 * incremental.cc (Incremental_inputs::report_command_line): Filter
7805 out --incremental-* options.
7807 2009-05-29 Doug Kwan <dougkwan@google.com>
7809 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7811 (class Target_arm): Update comment.
7812 (Target_arm::Target_arm): Initialize new data members GOT_,
7813 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7814 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7815 and Target_arm::rel_dyn_section.
7816 Declare new_enum Target_arm::Got_type.
7817 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7819 Update commments for member do_dynsym_value.
7820 (Target_arm::got_size, Target_arm::plt_section,
7821 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7822 new methods inside class defintion.
7823 (Target_arm::got_section): Define new method.
7824 (Target_arm::rel_dyn_section): Same.
7825 (Output_data_plt_arm): New template class.
7826 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7827 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7828 (Output_data_plt_arm::add_entry): Same.
7829 (Output_data_plt_arm::first_plt_entry): Define new
7830 static data member for PLT instruction template.
7831 (Output_data_plt_arm::plt_entry): Same.
7832 (Output_data_plt_arm::do_write): Define new method.
7833 (Target_arm::make_plt_entry): Same.
7834 (Target_arm::do_finalize_sections): Same.
7835 (Target_arm::do_dynsym_value): Same.
7837 2009-05-28 Doug Kwan <dougkwan@google.com>
7839 * Makefile.am (TARGETSOURCES): Add arm.cc.
7840 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7841 * Makefile.in: Regenerate.
7843 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7845 2009-05-26 Doug Kwan <dougkwan@google.com>
7847 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7848 (General_options::check_excluded_libs): Strip off directories in
7849 archive name before matching like GNU ld does.
7850 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7851 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7852 (exclude_libs_test_LDFLAGS): Add linker option
7853 -Wl,--exclude-libs,libexclude_libs_test_3
7854 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7855 an explicit archive without using -l.
7856 (alt/libexclude_libs_test_3.a): New make rule.
7857 * testsuite/Makefile.in: Regenerate.
7858 * testsuite/exclude_libs_test.c : Declare lib3_default().
7860 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7861 * exclude_libs_test_3.c: New file.
7863 2009-05-26 Nick Clifton <nickc@redhat.com>
7865 * po/id.po: New Indonesian translation.
7866 * po/gold.pot: Updated template file.
7868 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7870 * testsuite/Makefile.am: Add -ffunction-sections to compile
7871 gc_comdat_test files. Add -Wl,--gc-sections to build
7873 * testsuite/Makefile.in: Regenerate.
7874 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7876 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7878 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7879 kept comdat section was garbage collected.
7880 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7881 * testsuite/Makefile.in: Regenerate.
7882 * testsuite/gc_comdat_test.sh: New file.
7883 * testsuite/gc_comdat_test_1.cc: New file.
7884 * testsuite/gc_comdat_test_2.cc: New file.
7886 2009-05-19 Doug Kwan <dougkwan@google.com>
7888 * archive.cc (Archive::Archive): Move constructor from archive.h
7889 to here. Initialize no_export_.
7890 (Archive::get_elf_object_for_member): Set no_export flag of object.
7891 * archive.h (Archive::Archive): Move constructor body to
7893 (Archive::no_export): New method.
7894 (Archive::no_export_): New field.
7895 * object.h (Object::Object): Initialize no_export_ to false.
7896 (Object::no_export, Object::set_no_export): New methods.
7897 (Object::no_export_): New field.
7898 * options.cc (General_options::parse_exclude_libs): New method.
7899 (General_options::check_excluded_libs) Same.
7900 * options.h (exclude_libs): New option.
7901 (General_options::check_excluded_libs): New method declaration.
7902 (General_options::excluded_libs_): New field.
7903 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7904 default or protected visibility if an object has no-export flag set.
7905 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7906 (check_SCRIPTS): Add exclude_libs_test.sh.
7907 (check_DATA): Add exclude_libs_test.syms.
7908 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7909 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7910 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7911 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7912 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7913 libexclude_libs_test_2.a): New rules.
7914 * testsuite/Makefile.in: Regenerate.
7915 * testsuite/exclude_libs_test.c: New file.
7916 * testsuite/exclude_libs_test.sh: Ditto.
7917 * testsuite/exclude_libs_test_1.c: Ditto.
7918 * testsuite/exclude_libs_test_2.c: Ditto.
7920 2009-05-15 Ian Lance Taylor <iant@google.com>
7922 * configure.ac: Check for declarations for cases where libiberty.h
7923 checks HAVE_DECL_xxx.
7924 * configure, config.in: Rebuild.
7926 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7928 * gold.h (Incremental_argument_list): Remove (invalid) forward
7930 * incremental.cc (Incremental_inputs::report_achive): New method.
7931 (Incremental_inputs::report_object): New method.
7932 (Incremental_inputs::report_script): New method.
7933 (Incremental_inputs::finalize_inputs): New method.
7934 (Incremental_inputs::finalize): Call finalize_inputs().
7935 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7936 Create inputs entries.
7937 * incremental.h (Incremental_input_type): New enum.
7938 (Incremental_inputs::Incremental_input): Initialize new fields.
7939 (Incremental_inputs::report_inputs): New method.
7940 (Incremental_inputs::report_achive): New method.
7941 (Incremental_inputs::report_object): New method.
7942 (Incremental_inputs::report_script): New method.
7943 (Incremental_inputs::finalize_inputs): New method.
7944 (Incremental_inputs::Input_info): New struct.
7945 (Incremental_inputs::Input_info_map): New typedef.
7946 (Incremental_inputs::lock_): New field.
7947 (Incremental_inputs::Inputs_): New field.
7948 (Incremental_inputs::Inputs_map): New field.
7949 * main.cc (main): Call Incremental_input::report_inputs.
7950 * options.h (Input_argument_list): Typedef moved from
7952 (Input_file_group::Files): Remove, use ::Input_argument_list.
7953 (Input_file_group::Input_argument_list): Remove, use
7954 ::Input_argument_list.
7955 * plugin.cc (Plugin_manager::add_input_file): Add error in
7957 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7959 * script.cc (read_input_script): Call
7960 Incremental_input::report_script.
7961 * script.h (Script_info): New class.
7963 2009-04-27 Ian Lance Taylor <iant@google.com>
7965 * x86_64.cc (do_adjust_output_section): Set entsize to
7968 2009-04-23 Elliott Hughes <enh@google.com>
7970 * output.cc (Output_file::close): After short writes, continue
7971 writing from the correct offset in the buffer being written.
7973 2009-04-23 Chris Demetriou <cgd@google.com>
7975 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7976 * configure: Regenerate.
7977 * config.in: Regenerate.
7978 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7979 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7981 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7983 * incremental.cc (Incremental_inputs_header_data): Renamed from
7984 Incremental_input_header_data.
7985 (Incremental_inputs_header_data::data_size): New field.
7986 (Incremental_inputs_header_data::put_input_file_count): Renamed
7987 from input_file_count.
7988 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7989 from command_line_offset.
7990 (Incremental_inputs_header_data::put_reserved): Renamed from
7992 (Incremental_inputs_entry_data): Renamed from
7993 Incremental_input_entry_data.
7994 (Incremental_inputs_entry_data::data_size): New field.
7995 (Incremental_inputs::report_command_line): New method.
7996 (Incremental_inputs::finalize): New method.
7997 (Incremental_inputs::create_incremental_inputs_data): New method.
7998 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7999 * incremental.h: New file.
8000 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8001 (Layout::finalize): Create incremental inputs section in
8003 (Layout::create_incremental_info_sections): New method.
8004 * layout.h (Layout::incremental_inputs): New method.
8005 (Layout::create_incremental_info_sections): New method.
8006 (Layout::incremental_inputs_): New field.
8007 * main.cc (main): Notify Incremental_input of the command line.
8009 2009-04-01 Ian Lance Taylor <iant@google.com>
8010 Mikolaj Zalewski <mikolajz@google.com>
8012 * gold.h (reserve_unordered_map): Define, three versions, one for
8013 each version of Unordered_map.
8014 * layout.cc (Layout::Layout): Remove options parameter. Add
8015 number_of_input_files parameter. Don't initialize options_.
8016 Initialize number_of_input_files_ and resized_signatures_. Move
8017 sections_are_attached_.
8018 (Layout::layout_group): Reserve space for group_signatures_.
8019 (Layout::find_or_add_kept_section): Change name parameter to be a
8020 reference. Resize signatures_ map when it gets large enough.
8021 (Layout::layout_eh_frame): Use parameters->options() instead of
8023 (Layout::make_output_section): Likewise.
8024 (Layout::attach_allocated_section_to_segment): Likewise.
8025 (Layout::finalize, Layout::create_executable_stack): Likewise.
8026 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8027 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8028 * layout.h (class Layout): Update declarations. Remove options_
8029 field. Add number_of_input_files_ and resized_signatures_
8030 fields. Move sections_are_attached_ field.
8031 * main.cc (main): Pass number of input files to Layout
8032 constructor. Don't pass options.
8034 2009-03-30 Ian Lance Taylor <iant@google.com>
8036 * ffsll.c (ffsll): Correct implementation.
8038 2009-03-27 Ian Lance Taylor <iant@google.com>
8040 * ffsll.c: New file.
8041 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8042 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8043 * ftruncate.c (ftruncate): Declare before definition.
8044 * mremap.c (mremap): Likewise.
8045 * pread.c (pread): Likewise.
8046 * configure, Makefile.in, config.in: Rebuild.
8048 * mremap.c: New file.
8049 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8050 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8051 (mremap): Declare if HAVE_MREMAP is not defined.
8052 * configure, Makefile.in, config.in: Rebuild.
8054 2009-03-27 Cary Coutant <ccoutant@google.com>
8056 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8057 position independent.
8058 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8059 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8061 2009-03-24 Cary Coutant <ccoutant@google.com>
8063 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8065 (needs_dynamic_reloc): Likewise.
8067 2009-03-24 Ian Lance Taylor <iant@google.com>
8069 * yyscript.y (file_cmd): Recognize EXTERN.
8070 (extern_name_list, extern_name_list_body): New nonterminals.
8071 * script.cc (script_add_extern): Define.
8072 * script-c.h (script_add_extern): Declare.
8074 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8076 * object.cc (is_elf_object): Define.
8077 * object.h (is_elf_object): Declare.
8078 * archive.cc (Archive::get_elf_object_for_member): Call
8080 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8082 2009-03-24 Elliott Hughes <enh@google.com>
8084 * output.cc (Output_file::map_anonymous): Define.
8085 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8086 try an anonymous one. Report the size if the mmap fails.
8087 * output.h (class Output_file): Declare map_anonymous.
8089 2009-03-24 Ian Lance Taylor <iant@google.com>
8091 * target-select.cc (instantiate_target): Don't acquire the lock if
8092 the instantiated_target_ field has already been set.
8094 2009-03-23 Ian Lance Taylor <iant@google.com>
8096 * gold-threads.h (class Initialize_lock): Define.
8097 * gold-threads.cc (class Initialize_lock_once): Define.
8098 (initialize_lock_control): New static variable.
8099 (initialize_lock_pointer): New static variable.
8100 (initialize_lock_once): New static function.
8101 (Initialize_lock::Initialize_lock): Define.
8102 (Initialize_lock::initialize): Define.
8103 * target-select.h: Include "gold-threads.h".
8104 (class Target_selector): Add lock_ and initialize_lock_ fields.
8105 Don't define instantiate_target, just declare it.
8106 * target-select.cc (Target_selector::Target_selector): Initialize
8108 (Target_selector::instantiate_target): Define.
8109 * descriptors.h: Include "gold-threads.h".
8110 (class Descriptors): Add initialize_lock_ field.
8111 * descriptors.cc (Descriptors::Descriptors): Initialize new
8113 (Descriptors::open): Use initialize_lock_ field
8114 * errors.h (class Errors): Add initialize_lock_ field.
8115 * errors.cc (Errors::Errors): Initialize new field.
8116 (Errors::initialize_lock): Use initialize_lock_ field.
8117 * powerpc.cc (class Target_selector_powerpc): Remove
8118 instantiated_target_ field. In do_recognize call
8119 instantiate_target rather than do_instantiate_target. In
8120 do_instantiate_target just allocate a new target.
8121 * sparc.cc (class Target_selector_sparc): Likewise.
8123 * freebsd.h: New file.
8124 * i386.cc: Include "freebsd.h".
8125 (Target_i386): Derive from Target_freebsd rather than
8127 (Target_selector_i386): Derive from Target_selector_freebsd rather
8128 than Target_selector.
8129 * x86_64.cc: Include "freebsd.h".
8130 (Target_x86_64): Derive from Target_freebsd rather than
8132 (Target_selector_x86_64): Derive from Target_selector_freebsd
8133 rather than Target_selector.
8134 * target.h (class Target): Add adjust_elf_header and
8135 do_adjust_elf_header.
8136 * output.cc (Output_file_header:: do_sized_write): Call target
8137 adjust_elf_header routine.
8138 * configure.tgt: Set targ_osabi.
8139 * configure.ac: Define GOLD_DEFAULT_OSABI.
8140 * parameters.cc (Parameters::default_target): Pass
8141 GOLD_DEFAULT_OSABI to select_target.
8142 * target-select.h (class Target_selector): Make instantiate_target
8143 protected rather than private.
8144 * Makefile.am (HFILES): Add freebsd.h.
8145 * configure, Makefile.in, config.in: Rebuild.
8147 * merge.cc (do_add_input_section): Correct pend value. Change
8148 message about last entry not being null terminated from error to
8151 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8153 * incremental.cc: New file.
8154 * Makefile.am (CCFILES): Add incremental.cc.
8155 * Makefile.in: Rebuild.
8157 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8159 * layout.cc (Layout::output_section_name): Preserve names
8160 of '.note.' sections.
8162 2009-03-19 Ian Lance Taylor <iant@google.com>
8164 * descriptors.cc (Descriptors::open): Check that the options are
8165 valid before using them.
8167 2009-03-18 Ian Lance Taylor <iant@google.com>
8169 * script-sections.h: Include <list>.
8170 (class Script_sections): Change Sections_elements from std::vector
8171 to std::list. Typedef public Elements_iterator. Add
8172 orphan_section_placement_, data_segment_align_start_, and
8173 saw_data_segment_align_ fields. Remove data_segment_align_index_
8175 * script-sections.cc (class Orphan_section_placement): New class.
8176 (class Sections_element): Add virtual functions is_relro and
8177 orphan_section_init. Remove virtual function place_orphan_here.
8178 (class Output_section_definition): Add is_relro and
8179 orphan_section_init. Remove place_orphan_here.
8180 (class Orphan_output_section): Likewise.
8181 (Script_sections::Script_sections): Update for field changes.
8182 (Script_sections::data_segment_align): Set saw_data_segment_align_
8183 and data_segment_align_start_, not data_segment_align_index.
8184 (Script_sections::data_segment_relro_end): Check
8185 saw_data_segment_align_. Use data_segment_align_start_ rather
8186 than data_segment_align_index_.
8187 (Script_sections::place_orphan): Rewrite to use
8188 Orphan_section_placement.
8190 2009-03-17 Ian Lance Taylor <iant@google.com>
8192 * archive.cc (Archive::add_symbols): Check for a version attached
8193 to the symbol name in the archive map.
8194 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8195 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8196 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8197 (ver_test_11.a): New target.
8198 * testsuite/Makefile.in: Rebuild.
8200 * configure.ac: Check for chsize and posix_fallocate. Replace
8202 * ftruncate.c: New file, from gnulib.
8203 * output.cc (posix_fallocate): Define dummy version if not
8204 HAVE_POSIX_FALLOCATE.
8205 (Output_file::map): Call posix_fallocate rather than lseek and
8207 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8208 * configure, Makefile.in, config.in: Rebuild.
8210 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8212 * layout.h (Layout::create_note): Add section_name parameter.
8213 * layout.cc (Layout::create_note): Likewise.
8214 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8216 2009-03-17 Ian Lance Taylor <iant@google.com>
8218 * descriptors.cc: Include "options.h".
8219 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8220 (Descriptors::open): Always use O_CLOEXEC when opening a new
8221 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8222 then set FD_CLOEXEC.
8224 * sparc.cc (class Target_sparc): Add has_got_section.
8225 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8226 make sure we have a GOT section.
8228 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8229 (Target_sparc::Scan::local): Likewise.
8230 (Target_sparc::Scan::global): Likewise.
8231 (Target_sparc::Relocate::relocate): Likewise.
8232 (Target_sparc::Relocate::relocate_tls): Likewise.
8234 * symtab.cc (Symbol_table::define_default_version): New function,
8235 broken out of add_from_object.
8236 (Symbol_table::add_from_object): Call define_default_version.
8237 (Symbol_table::define_special_symbol): Add resolve_oldsym
8238 parameter. Change all callers. If the version for a symbol comes
8239 from a version script, resolve it with the symbol with the same
8240 name with no version. Also add the symbol without a version if
8242 (do_define_in_output_data): If resolving with oldsym, don't delete
8244 (do_define_in_output_segment): Likewise.
8245 (do_define_as_constant): Likewise.
8246 * symtab.h (class Symbol_table): Update declarations.
8248 2009-03-13 Ian Lance Taylor <iant@google.com>
8250 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8251 (Read_symbols::requeue): New function.
8252 (Read_symbols::do_read_symbols): If make_elf_object fails because
8253 the target type is not configured, and the file was searched for,
8254 issue a warning and retry with the next directory.
8255 (Add_symbols::run): If the file has an incompatible format, and
8256 it was searched for, requeue the Read_symbols task. On error,
8258 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8259 dirindex parameter to constructor. Change all callers. Declare
8260 incompatible_warning and requeue.
8261 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8262 input_argument_ and input_group_ fields. Add them to
8263 constructor. Change all callers.
8264 (class Read_script): Add dirindex_ field. Add it to constructor.
8266 * archive.cc (Archive::setup): Remove input_objects parameter.
8268 (Archive::get_file_and_offset): Likewise.
8269 (Archive::read_all_symbols): Likewise.
8270 (Archive::read_symbols): Likewise.
8271 (Archive::get_elf_object_for_member): Remove input_objects
8272 parameter. Add punconfigured parameter. Change all callers.
8273 (Archive::add_symbols): Change return type to bool. Check return
8274 value of include_member.
8275 (Archive::include_all_members): Likewise.
8276 (Archive::include_member): Change return type to bool. Return
8277 false if first included object has incompatible target. Set
8278 included_member_ field.
8279 (Add_archive_symbols::run): If add_symbols returns false, requeue
8281 * archive.h (class Archive): Add included_member_ field.
8282 Initialize it in constructor. Add input_file and searched_for
8283 methods. Update declarations.
8284 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8285 input_argument_ fields. Add them to constructor. Change all
8287 * script.cc: Include "target-select.h".
8288 (class Parser_closure): Add skip_on_incompatible_target_ and
8289 found_incompatible_target_ fields. Add
8290 skip_on_incompatible_target parameter to constructor. Change all
8291 callers. Add methods skip_on_incompatible_target,
8292 clear_skip_on_incompatible_target, found_incompatible_target, and
8293 set_found_incompatible_target.
8294 (read_input_script): Add dirindex parameter. Change all callers.
8295 If parser finds an incompatible target, requeue Read_symbols
8297 (script_set_symbol): Clear skip_on_incompatible_target in
8299 (script_add_assertion, script_parse_option): Likewise.
8300 (script_start_sections, script_add_phdr): Likewise.
8301 (script_check_output_format): New function.
8302 * script.h (read_input_script): Update declaration.
8303 * script-c.h (script_check_output_format): Declare.
8304 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8305 (ignore_cmd): Remove OUTPUT_FORMAT.
8306 * fileread.cc (Input_file::Input_file): Add explicit this.
8307 (Input_file::will_search_for): New function.
8308 (Input_file::open): Add pindex parameter. Change all callers.
8309 * fileread.h (class Input_file): Add input_file_argument method.
8310 Declare will_search_for. Update declarations.
8311 * object.cc (make_elf_object): Add punconfigured parameter.
8313 * object.h (class Object): Make input_file public. Add
8314 searched_for method.
8315 (make_elf_object): Update declaration.
8316 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8318 * dirsearch.h (class Dirsearch): Update declaration.
8319 * options.h (class General_options): Add --warn-search-mismatch.
8320 * parameters.cc (Parameters::is_compatible_target): New function.
8321 * parameters.h (class Parameters): Declare is_compatible_target.
8322 * workqueue.cc (Workqueue::add_blocker): New function.
8323 * workqueue.h (class Workqueue): Declare add_blocker.
8325 * fileread.cc (Input_file::open): Remove options parameter.
8327 (Input_file::open_binary): Likewise.
8328 * script.cc (read_input_script): Likewise.
8329 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8330 options parameter from constructor. Change all callers.
8331 (class Read_script): Likewise.
8332 * fileread.h (class Input_file): Update declarations.
8333 * script.h (read_input_script): Update declaration.
8335 2009-03-10 Nick Clifton <nickc@redhat.com>
8337 * po/es.po: New Spanish translation.
8339 2009-03-06 Cary Coutant <ccoutant@google.com>
8341 * options.cc (parse_short_option): Keep dash_z from registering itself.
8343 2009-03-03 Ian Lance Taylor <iant@google.com>
8346 * target-reloc.h (relocate_section): Pass output_section to
8348 * i386.cc (Target_i386::should_apply_static_reloc): Add
8349 output_section parameter. Change all callers.
8350 (Target_i386::Relocate::relocate): Add output_section parameter.
8351 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8352 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8353 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8354 * testsuite/two_file_shared.sh: New script.
8355 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8356 (check_DATA): Add two_file_shared.dbg.
8357 (two_file_shared.dbg): New target.
8358 * testsuite/Makefile.in: Rebuild.
8360 2009-03-01 Ian Lance Taylor <iant@google.com>
8362 * configure.ac: Check for byteswap.h.
8363 * configure: Rebuild.
8364 * config.in: Rebuild.
8366 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8368 * layout.cc (Layout::find_or_add_kept_section): New function.
8369 (Layout::add_comdat): Removed.
8370 * layout.h (struct Kept_section): Move out of class Layout.
8371 Remove trailing underscores from field names. Add group_sections
8372 field. Rename group_ field to is_group. Change all uses.
8373 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8374 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8375 comdat_groups_ field.
8376 (Sized_relobj::include_section_group): Use
8377 find_or_add_kept_section and Kept_section::group_sections.
8378 (Sized_relobj::include_linkonce_section): Likewise.
8379 * object.cc (class Sized_relobj): Don't define Comdat_group or
8380 Comdat_group_table. Remove find_comdat_group and
8381 add_comdat_group. Remove comdat_groups_ field.
8382 * plugin.cc (include_comdat_group): Use
8383 Layout::find_or_add_kept_section.
8385 2009-02-28 Ian Lance Taylor <iant@google.com>
8387 * README: --gc-sections and map files are now supported. Document
8388 some build requirements.
8391 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8392 relocatable link set the value of the section symbol to zero.
8393 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8394 relocatable link don't include the section address in the local
8397 2009-02-27 Ian Lance Taylor <iant@google.com>
8400 * options.h (class Search_directory): Add is_system_directory.
8401 (class General_options): Declare is_in_system_directory.
8402 * options.cc (get_relative_sysroot): Make static.
8403 (get_default_sysroot): Make static.
8404 (General_optoins::is_in_system_directory): New function.
8405 * fileread.cc (Input_file::is_in_system_directory): New function.
8406 * fileread.h (class Input_file): Declare is_in_system_directory.
8407 * object.h (class Object): Add is_in_system_directory.
8408 (class Input_objects): Remove system_library_directory_ field.
8409 * object.cc (Input_objects::add_object): Don't set
8410 system_library_directory_.
8411 (input_objects::found_in_system_library_directory): Remove.
8412 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8413 parameter. Change all callers.
8414 (Symbol_table::sized_write_globals): Likewise.
8415 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8416 Call Object::is_in_system_directory.
8417 * symtab.h (class Symbol_table): Update declarations.
8420 * descriptors.h (Open_descriptor): Add is_on_stack field.
8421 * descriptors.cc (Descriptors::open): If the descriptor is on the
8422 top of the stack, remove it. Initialize is_on_stack field.
8423 (Descriptors::release): Only add pod to stack if it is not on the
8425 (Descriptors::close_some_descriptor): Clear stack_next and
8429 * output.cc (Output_section::find_starting_output_address): Rename
8430 from starting_output_address; add PADDR parameter; change return
8432 * output.h (class Output_section): Declare
8433 find_starting_output_address instead of starting_output_address.
8434 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8435 section symbol for which we can't find a merge section.
8438 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8439 hidden or internal, force the symbol to be local.
8440 * resolve.cc (Symbol::override_visibility): Define.
8441 (Symbol::override_base): Use override_visibility.
8442 (Symbol_table::resolve): Likewise.
8443 (Symbol::override_base_with_special): Likewise.
8444 (Symbol_table::override_with_special): If the visibility is hidden
8445 or internal, force the symbol to be local.
8446 * symtab.h (class Symbol): Add set_visibility and
8447 override_visibility.
8448 * testsuite/ver_test_1.sh: New file.
8449 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8450 (check_DATA): Add ver_test_1.syms.
8451 (ver_test_1.syms): New target.
8452 * testsuite/Makefile.in: Rebuild.
8454 2009-02-25 Cary Coutant <ccoutant@google.com>
8456 * layout.cc (Layout::choose_output_section): Don't rename sections
8457 when using a linker script that has a SECTIONS clause.
8458 * Makefile.in: Regenerate.
8460 * testsuite/Makefile.am (script_test_5.sh): New test case.
8461 * testsuite/Makefile.in: Regenerate.
8462 * testsuite/script_test_5.cc: New file.
8463 * testsuite/script_test_5.sh: New file.
8464 * testsuite/script_test_5.t: New file.
8466 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8468 * archive.cc (Archive::include_member): Update calls to add_symbols.
8469 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8470 the Layout argument.
8471 * dynobj.h (do_add_symbols): Add the Layout argument.
8472 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8474 * object.h (Object::add_symbols): Add the Layout argument.
8475 (Object::do_add_symbols): Add the Layout argument.
8476 (Sized_relobj::do_add_symbols): Add the Layout argument.
8477 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8478 Unify the two versions.
8479 (Add_plugin_symbols): Remove.
8480 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8481 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8482 (Add_plugin_symbols): Remove.
8483 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8484 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8485 (Add_symbols::run): Make it work with Pulginobj.
8487 2009-02-06 Ian Lance Taylor <iant@google.com>
8489 * object.cc (Sized_relobj::do_layout): Make info message start
8490 with lower case letter.
8492 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8494 * binary.cc: Fix file comment.
8496 * options.h (enum Incremental_disposition): Define.
8497 (class General_options): Add new options: --incremental,
8498 --incremental_changed, --incremental_unchanged,
8499 --incremental_unknown. Add incremental_disposition_ and
8500 implicit_incremental_ fields.
8501 (General_options::incremental_disposition): New function.
8502 (class Position_dependent_options): Add incremental_disposition
8504 (Position_dependent_options::copy_from_options): Set incremental
8506 * options.cc (General_options::parse_incremental_changed): New
8508 (General_options::parse_incremental_unchanged): New function.
8509 (General_options::parse_incremental_unknown): New function.
8510 (General_options::General_options): Initialize new fields
8511 incremental_disposition_ and implicit_incremental_.
8512 (General_options::finalize): Check for uasge of --incremental-*
8513 without --incremental.
8515 2009-02-06 Chris Demetriou <cgd@google.com>
8517 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8518 pointer and to report location as the file name associated with
8520 (gold_undefined_symbol_at_location): New function to replace the
8521 old gold_undefined_symbol functionality.
8522 * target-reloc.h (relocate_section): Update to use
8523 gold_undefined_symbol_at_location.
8524 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8525 Call gold_undefined_symbol function rather than gold_error.
8526 * errors.h (Errors::undefined_symbol): Take location as a
8527 string, rather than calculating it from a relocation.
8528 * errors.cc (Errors::fatal): Print "fatal error:" before the
8530 (Errors::error, Errors::error_at_location): Print "error: "
8531 before the formatted message.
8532 (Errors::undefined_symbol): Take location as a string, rather
8533 than calculating it from a relocation.
8534 (gold_undefined_symbol_at_location): New function akin to
8535 old gold_undefined_symbol, calculates location from relocation.
8536 (gold_undefined_symbol): Change to take only a Symbol pointer
8537 and to report location as the file name associated with the symbol.
8538 * testsuite/debug_msg.sh: Update for changed error messages.
8539 * testsuite/undef_symbol.sh: Likewise.
8541 2009-02-04 Duncan Sands <baldrick@free.fr>
8544 * reduced_debug_output.h
8545 (Output_reduced_debug_abbrev_section::failed): Use format for
8547 (Output_reduced_debug_info_section::faild): Likewise.
8549 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8551 * script.cc (Lazy_demangler): New class.
8552 (Version_script_info::get_symbol_version_helper): Demangle a
8555 2009-01-29 Cary Coutant <ccoutant@google.com>
8557 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8559 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8561 2009-01-28 Ian Lance Taylor <iant@google.com>
8563 * version.cc (version_string): Bump to 1.9.
8565 * gold.h: Include <cstring> and <stdint.h>.
8566 * version.cc: Include <cstdio>.
8567 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8569 * reduced_debug_output.cc (insert_into_vector): Rename from
8570 Insert_into_vector; change all callers. Use Swap_unaligned to
8571 avoid aliasing issue; remove union since it is unnecessary.
8573 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8575 * Makefile.am (CCFILES): Add gc.cc.
8577 * Makefile.in: Regenerate.
8578 * gold.cc (Gc_runner): New class.
8579 (queue_initial_tasks): Call garbage collection related tasks
8580 when corresponding options are invoked.
8581 (queue_middle_gc_tasks): New function.
8582 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8583 processed early before laying out sections during garbage collection.
8584 * gold.h (queue_middle_gc_tasks): New function.
8585 (is_prefix_of): Move from "layout.cc".
8586 * i386.cc (Target_i386::gc_process_relocs): New function.
8587 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8588 * main.cc (main): Create object of class "Garbage_collection".
8589 * object.cc (Relobj::copy_symbols_data): New function.
8590 (Relobj::is_section_name_included): New function.
8591 (Sized_relobj::do_layout): Allow this function to be called twice
8592 during garbage collection and defer layout of section during the
8594 * object.h (Relobj::get_symbols_data): New function.
8595 (Relobj::is_section_name_included): New function.
8596 (Relobj::copy_symbols_data): New function.
8597 (Relobj::set_symbols_data): New function.
8598 (Relobj::get_relocs_data): New function.
8599 (Relobj::set_relocs_data): New function.
8600 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8601 (Relobj::gc_process_relocs): New function.
8602 (Relobj::do_gc_process_relocs): New pure virtual function.
8603 (Relobj::sd_): New data member.
8604 (Sized_relobj::is_output_section_offset_invalid): New function.
8605 (Sized_relobj::do_gc_process_relocs): New function.
8606 * options.h (General_options::gc_sections): Modify to not be a no-op.
8607 (General_options::print_gc_sections): New option.
8608 * plugin.cc (Plugin_finish::run): Remove function call to
8609 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8610 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8611 * reloc.cc (Read_relocs::run): Add task to process relocs and
8612 determine unreferenced sections when doing garbage collection.
8613 (Gc_process_relocs): New class.
8614 (Sized_relobj::do_gc_process_relocs): New function.
8615 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8616 sections that are garbage collected.
8617 * reloc.h (Gc_process_relocs): New class.
8618 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8619 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8620 symbols whose corresponding sections are garbage collected.
8621 (Symbol_table::Symbol_table): Add new parameter for the garbage
8623 (Symbol_table::gc_mark_undef_symbols): New function.
8624 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8625 (Symbol_table::gc_mark_dyn_syms): New function.
8626 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8628 (Symbol_table::add_from_object): Likewise.
8629 (Symbol_table::add_from_relobj): When building shared objects, do not
8630 treat externally visible symbols as garbage.
8631 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8632 table information for static and relocatable links.
8633 * symtab.h (Symbol_table::set_gc): New function.
8634 (Symbol_table::gc): New function.
8635 (Symbol_table::gc_mark_undef_symbols): New function.
8636 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8637 (Symbol_table::gc_mark_dyn_syms): New function.
8638 (Symbol_table::gc_): New data member.
8639 * target.h (Sized_target::gc_process_relocs): New pure virtual
8641 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8642 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8644 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8646 * options.h (General_options::gc_sections): Define as a no-op for now.
8647 (General_options::no_keep_memory): Ditto.
8648 (General_options::Bshareable): Define.
8649 * options.cc (General_options::finalize): Honor -Bshareable.
8651 2009-01-20 Andreas Schwab <schwab@suse.de>
8653 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8654 read the value in the contents, since we don't use it. Use the
8655 template endianness when writing.
8656 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8658 2009-01-19 Andreas Schwab <schwab@suse.de>
8660 * configure.tgt (powerpc64-*): Fix targ_obj.
8662 2009-01-15 Ian Lance Taylor <iant@google.com>
8664 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8665 local symbols when stripping all symbols.
8667 2009-01-14 Cary Coutant <ccoutant@google.com>
8669 * output.cc (Output_reloc): Add explicit instantiations.
8671 2009-01-14 Cary Coutant <ccoutant@google.com>
8673 * archive.cc (Archive::get_elf_object_for_member): Remove call
8674 to File_read::claim_for_plugin.
8675 * descriptors.cc (Descriptors::open): Remove reference to
8677 (Descriptors::claim_for_plugin): Remove.
8678 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8679 (Descriptors::is_claimed): Remove.
8680 (claim_descriptor_for_plugin): Remove.
8681 * fileread.cc (File_read::claim_for_plugin): Remove.
8682 * fileread.h (File_read::claim_for_plugin): Remove.
8683 (File_read::descriptor): Reopen descriptor if necessary.
8684 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8685 (Plugin_manager::all_symbols_read): Add task parameter. Change
8687 (Plugin_manager::get_input_file): New function.
8688 (Plugin_manager::release_input_file): New function.
8689 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8690 corresponding data member.
8691 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8692 and pass to base constructor. Change all callers.
8693 (get_input_file, release_input_file): New functions.
8694 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8695 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8696 (Plugin_manager::all_symbols_read): Add task parameter.
8697 (Plugin_manager::get_input_file): New function.
8698 (Plugin_manager::release_input_file): New function.
8699 (Plugin_manager::task_): New data member.
8700 (Pluginobj::Pluginobj): Add filesize parameter.
8701 (Pluginobj::filename): New function.
8702 (Pluginobj::descriptor): New function.
8703 (Pluginobj::filesize): New function.
8704 (Pluginobj::filesize_): New data member.
8705 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8706 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8707 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8709 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8710 with archive libraries.
8711 * testsuite/Makefile.in: Regenerate.
8712 * testsuite/plugin_test.c (struct sym_info): New type.
8713 (get_input_file, release_input_file): New static variables.
8714 (onload): Capture new transfer vector entries.
8715 (claim_file_hook): Stop reading at end of file according to filesize.
8716 Factor out parsing of readelf output into separate function.
8717 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8718 APIs and get the source file name from the symbol table. Convert
8719 source file name to corresponding object file name. Print info
8720 message when adding new input files.
8721 (parse_readelf_line): New function.
8722 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8723 * testsuite/plugin_test_2.sh: Likewise.
8724 * testsuite/plugin_test_3.sh: Likewise.
8725 * testsuite/plugin_test_4.sh: New test case.
8727 2009-01-07 Ian Lance Taylor <iant@google.com>
8729 * version.cc (version_string): Bump to 1.8.
8731 2008-12-23 Cary Coutant <ccoutant@google.com>
8733 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8734 * plugin.cc (Plugin_manager::finish): Rename as
8735 layout_deferred_objects. Move cleanup to separate function.
8736 (Plugin_manager::cleanup): New function.
8737 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8739 * plugin.h (Plugin_manager::finish): Rename as
8740 layout_deferred_objects.
8741 (Plugin_manager::cleanup): New function.
8742 (Plugin_manager::cleanup_done): New field.
8744 2008-12-23 Cary Coutant <ccoutant@google.com>
8746 * plugin.cc (is_visible_from_outside): New function.
8747 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8748 so we don't return "IR only" status for exported symbols or -r links.
8750 * testsuite/Makefile.am (plugin_test_3): New test case.
8751 * testsuite/Makefile.in: Regenerate.
8752 * testsuite/plugin_test_3.sh: New file.
8754 2008-12-22 Cary Coutant <ccoutant@google.com>
8756 * object.cc (Sized_relobj::layout_section): New function.
8757 (Sized_relobj::do_layout): Defer layout of input sections until after
8758 plugin has provided replacement files.
8759 (Sized_relobj::do_layout_deferred_sections): New function.
8760 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8761 (Relobj::layout_deferred_sections): New function.
8762 (Relobj::do_layout_deferred_sections): New function.
8763 (Sized_relobj::do_layout_deferred_sections): New function.
8764 (Sized_relobj::layout_section): New function.
8765 (Sized_relobj::Deferred_layout): New structure.
8766 (Sized_relobj::deferred_layout_): New field.
8767 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8768 Change all callers. Layout deferred sections.
8769 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8771 (Plugin_hook::run): Move code from do_plugin_hook inline.
8772 (Plugin_hook::do_plugin_hook): Remove.
8773 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8774 (Plugin_manager::finish): Renamed, was cleanup.
8775 (Plugin_manager::should_defer_layout): New function.
8776 (Plugin_manager::add_deferred_layout_object): New function.
8777 (Plugin_manager::Deferred_layout_list): New type.
8778 (Plugin_manager::deferred_layout_objects_): New field.
8779 (Plugin_hook::do_plugin_hook): Remove.
8781 2008-12-17 Ian Lance Taylor <iant@google.com>
8783 * options.h (class General_options): Add --no case for
8786 2008-12-16 Cary Coutant <ccoutant@google.com>
8788 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8790 (Plugin_manager::claim_file): Create plugin object even if
8791 plugin did not call the add_symbols callback.
8792 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8793 asking for more symbols than were added.
8794 * testsuite/Makefile.am (plugin_test_1): Add test case with
8796 (empty.syms): New target.
8797 * testsuite/Makefile.in: Regenerate.
8798 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8799 message. Don't call add_symbols if no globals.
8800 (all_symbols_read_hook): Don't provide replacement for empty
8803 2008-12-12 Ian Lance Taylor <iant@google.com>
8805 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8806 r_type == 0 for a local symbol with r_sym == 0.
8807 (scan_relocatable_relocs): Pass r_sym to
8808 local_non_section_strategy.
8809 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8812 * configure.ac: Update test for TLS descriptors: they are
8813 supported as of glibc 2.9.
8814 * configure: Rebuild.
8816 2008-12-11 Ian Lance Taylor <iant@google.com>
8819 * target-reloc.h (Default_scan_relocatable_relocs): For each
8820 function, map r_type == 0 to RELOC_DISCARD.
8822 2008-12-10 Cary Coutant <ccoutant@google.com>
8824 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8825 object to override a kept COMDAT group from a plugin object.
8827 2008-12-09 Ian Lance Taylor <iant@google.com>
8830 * yyscript.y (file_cmd): Handle INPUT.
8832 * testsuite/initpri1.c: Change all declarations to be full
8833 prototypes by adding void, to avoid compiler warnings.
8835 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8837 * options.cc (General_options::parse_plugin_opt): New.
8838 (General_options::add_plugin): The argument now is just the filename.
8839 (General_options::add_plugin_option): New.
8840 * options.h (plugin_opt): New.
8841 (add_plugin): Change argument name.
8842 (add_plugin_option): New.
8843 * plugin.cc (Plugin::load): Don't parse the plugin option.
8844 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8845 (Plugin::add_option): New.
8846 (Plugin::args_): Change type.
8847 (Plugin::filename_): New.
8848 (Plugin_manager::add_plugin_option): New.
8849 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8850 * testsuite/Makefile.in: Regenerate.
8852 2008-12-05 Cary Coutant <ccoutant@google.com>
8854 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8855 Handle --strip-lto-sections option.
8856 * options.h (strip_lto_sections): New option.
8858 2008-12-01 Cary Coutant <ccoutant@google.com>
8860 * plugin.cc (ld_plugin_message): Change format parameter to const.
8861 Fix mismatch between new[] and delete.
8863 2008-11-14 Cary Coutant <ccoutant@google.com>
8865 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8868 2008-11-05 Craig Silverstein <csilvers@google.com>
8870 * options.cc (General_options::parse_dynamic_list): New function.
8871 * options.h (General_options): New flags dynamic_list,
8872 dynamic_list_data, dynamic_list_cpp_new, and
8873 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8874 (General_options::in_dynamic_list): New function.
8875 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8876 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8877 (Lex::can_continue_name): Likewise.
8879 (read_script_file): New parameter script_options.
8880 (read_dynamic_list): New function.
8881 (Script_options::define_dynamic_list): New function.
8882 (dynamic_list_keyword_parsecodes): New variable.
8883 (dynamic_list_keywords): New variable.
8884 * script.h (Script_options::define_dynamic_list): New function
8886 (read_dynamic_list): New function prototype.
8887 * symtab.cc (strprefix): New macro.
8888 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8889 dynamic_list_data, dynamic_list_cpp_new, and
8890 dynamic_list_cpp_typeinfo.
8891 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8892 (dynamic_list_expr): New rule.
8893 (dynamic_list_nodes): Likewise.
8894 (dynamic_list_node): Likewise.
8895 * testsuite/Makefile.am (dynamic_list): New test.
8896 * testsuite/Makefile.in: Regenerated.
8897 * testsuite/dynamic_list.t: New file.
8898 * testsuite/dynamic_list.sh: New file.
8900 2008-11-05 Craig Silverstein <csilvers@google.com>
8902 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8903 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8904 (t11_last): Likewise.
8905 * testsuite/ver_test_6.c (main): Likewise.
8907 2008-10-07 Cary Coutant <ccoutant@google.com>
8909 * options.c (General_options::finalize): Add check for -static and
8911 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8914 2008-10-02 Cary Coutant <ccoutant@google.com>
8916 * plugin.cc (make_sized_plugin_object): Fix conditional
8917 compilation to work when not all targets are enabled.
8919 2008-09-29 Cary Coutant <ccoutant@google.com>
8921 * archive.cc (Archive::get_file_and_offset): Use filename instead
8922 of name to get library path.
8923 (Archive::include_member): Unlock external member of a thin archive.
8925 * testsuite/Makefile.am (TEST_AR): New variable.
8926 (thin_archive_test_1): New test.
8927 (thin_archive_test_2): New test.
8928 * testsuite/Makefile.in: Regenerate.
8929 * testsuite/thin_archive_main.cc: New file.
8930 * testsuite/thin_archive_test_1.cc: New file.
8931 * testsuite/thin_archive_test_2.cc: New file.
8932 * testsuite/thin_archive_test_3.cc: New file.
8933 * testsuite/thin_archive_test_4.cc: New file.
8935 2008-09-29 Cary Coutant <ccoutant@google.com>
8937 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8938 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8940 (Sized_relobj::do_finalize_local_symbols): Likewise.
8941 (Sized_relobj::map_to_kept_section): Likewise.
8942 * object.h (Sized_relobj::invalid_address): New constant.
8943 (Sized_relobj::do_output_section_offset): Check for invalid_address
8945 * output.cc (Output_reloc::local_section_offset): Use constant
8946 invalid_address instead of -1U.
8947 (Output_reloc::get_address): Likewise.
8948 (Output_section::output_address): Change -1U to -1ULL.
8949 * output.h (Output_reloc::invalid_address): New constant.
8950 * reloc.cc (Sized_relobj::write_sections): Use constant
8951 invalid_address instead of -1U.
8952 (Sized_relobj::relocate_sections): Likewise.
8953 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8954 values for merge sections.
8955 * target-reloc.h (relocate_for_relocatable): Use constant
8956 invalid_address instead of -1U.
8958 2008-09-19 Cary Coutant <ccoutant@google.com>
8960 Add plugin functionality for link-time optimization (LTO).
8961 * configure.ac (plugins): Add --enable-plugins option.
8962 * configure: Regenerate.
8963 * config.in: Regenerate.
8964 * Makefile.am (LIBDL): New variable.
8965 (CCFILES): Add plugin.cc.
8966 (HFILES): Add plugin.h.
8967 (ldadd_var): Add LIBDL.
8968 * Makefile.in: Regenerate.
8970 * archive.cc: Include "plugin.h".
8971 (Archive::setup): Don't preread archive symbols when using a plugin.
8972 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8973 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8975 (Archive::include_member): Add symbols from plugin objects.
8976 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8977 * descriptors.cc (Descriptors::open): Check for file descriptors
8978 abandoned by plugins.
8979 (Descriptors::claim_for_plugin): New function.
8980 * descriptors.h (Descriptors::claim_for_plugin): New function.
8981 (Open_descriptor::is_claimed): New field.
8982 (claim_descriptor_for_plugin): New function.
8983 * fileread.cc (File_read::claim_for_plugin): New function.
8984 * fileread.h (File_read::claim_for_plugin): New function.
8985 (File_read::descriptor): New function.
8986 * gold.cc: Include "plugin.h".
8987 (queue_initial_tasks): Add task to call plugin hooks for generating
8989 * main.cc: Include "plugin.h".
8990 (main): Load plugin libraries.
8991 * object.h (Pluginobj): Declare.
8992 (Object::pluginobj): New function.
8993 (Object::do_pluginobj): New function.
8994 (Object::set_target): New function.
8995 * options.cc: Include "plugin.h".
8996 (General_options::parse_plugin): New function.
8997 (General_options::General_options): Initialize plugins_ field.
8998 (General_options::add_plugin): New function.
8999 * options.h (Plugin_manager): Declare.
9000 (General_options): Add --plugin option.
9001 (General_options::has_plugins): New function.
9002 (General_options::plugins): New function.
9003 (General_options::add_plugin): New function.
9004 (General_options::plugins_): New field.
9005 * plugin.cc: New file.
9006 * plugin.h: New file.
9007 * readsyms.cc: Include "plugin.h".
9008 (Read_symbols::do_read_symbols): Check for archive before checking
9009 for ELF file. Call plugin hooks to claim files.
9010 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9011 from a real object file; force override when processing replacement
9013 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9014 (Symbol::init_base_object): Likewise.
9015 (Symbol::init_base_output_data): Likewise.
9016 (Symbol::init_base_output_segment): Likewise.
9017 (Symbol::init_base_constant): Likewise.
9018 (Symbol::init_base_undefined): Likewise.
9019 (Symbol::output_section): Assert that object is not a plugin.
9020 (Symbol_table::add_from_pluginobj): New function.
9021 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9023 (Symbol_table::sized_write_globals): Likewise.
9024 (Symbol_table::add_from_pluginobj): Instantiate template.
9025 * symtab.h (Sized_pluginobj): Declare.
9026 (Symbol::in_real_elf): New function.
9027 (Symbol::set_in_real_elf): New function.
9028 (Symbol::in_real_elf_): New field.
9029 (Symbol_table::add_from_pluginobj): New function.
9031 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9032 (LIBDL): New variable.
9034 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9035 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9036 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9037 (MOSTLYCLEANFILES): Likewise.
9038 * testsuite/Makefile.in: Regenerate.
9039 * testsuite/plugin_test.c: New file.
9040 * testsuite/plugin_test_1.sh: New file.
9041 * testsuite/plugin_test_2.sh: New file.
9043 2008-09-16 Ian Lance Taylor <iant@google.com>
9045 * target-reloc.h (relocate_section): Check whether a symbol is
9046 defined by the ABI before reporting an undefined symbol error.
9047 * target.h (Target::is_defined_by_abi): Make parameter const.
9048 (Target::do_is_defined_by_abi): Likewise.
9049 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9050 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9051 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9052 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9053 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9054 * testsuite/Makefile.in: Rebuild.
9056 * fileread.cc (make_view): Add casts to avoid warning.
9058 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9060 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9061 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9063 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9065 * options.h (General_options::output_is_executable): New.
9066 (General_options::output_is_pie): New.
9067 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9068 for shared libraries.
9069 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9071 2008-09-11 Chris Demetriou <cgd@google.com>
9073 * options.h (origin): New -z option.
9074 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9075 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9078 2008-09-05 Cary Coutant <ccoutant@google.com>
9080 * fileread.cc (File_read::make_view): Add check for attempt to map
9083 2008-09-05 Cary Coutant <ccoutant@google.com>
9085 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9086 explicit instantiations.
9088 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9091 * options.cc (General_options::finalize): Allow undefined symbols
9092 in shlibs if linking -shared.
9095 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9096 symbols as not needing a dynsym entry.
9098 2008-08-20 Craig Silverstein <csilvers@google.com>
9100 * fileread.cc (File_read::open): Do not lock the file unless it
9101 was successfully opened.
9103 2008-08-14 Cary Coutant <ccoutant@google.com>
9105 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9106 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9107 * testsuite/tls_test.cc (struct int128): 128-bit struct
9108 for testing TLS relocs with non-zero addend.
9109 (v12): New TLS variable.
9111 (t_last): Add check for v12.
9112 * testsuite/tls_test.h (t12): New function.
9113 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9115 2008-08-13 Ian Lance Taylor <iant@google.com>
9117 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9118 set tls_segment_ or relro_segment_.
9119 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9121 * output.h (Output_section::clear_is_relro): New function.
9122 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9123 sections specially even when output_data_ is empty.
9124 (Output_segment::maximum_alignment): When first section is relro,
9125 only force alignment for PT_LOAD segments.
9126 * script.cc (script_data_segment_align): New function.
9127 (script_data_segment_relro_end): New function.
9128 * script-c.h (script_data_segment_align): Declare.
9129 (script_data_segment_relro_end): Declare.
9130 * script-sections.h (class Script_sections): Declare
9131 data_segment_align and data_segment_relro_end. Add fields
9132 segment_align_index_ and saw_relro_end_.
9133 * script-sections.cc (class Sections_element): Add set_is_relro
9134 virtual function. Add new bool* parameter to place_orphan_here.
9135 Add get_output_section virtual function.
9136 (class Output_section_definition): Add set_is_relro. Add new
9137 bool* parameter to place_orphan_here. Add get_output_section.
9138 Add is_relro_ field.
9139 (Output_section_definition::Output_section_definition): Initialize
9140 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9141 and is_relro_ fields.
9142 (Output_section_definition::place_orphan_here): Add is_relro
9144 (Output_section_definition::set_section_addresses): Set relro for
9146 (Output_section_definition::alternate_constraint): Likewise.
9147 (class Orphan_output_section): Add new bool* parameter to
9148 place_orphan_here. Add get_output_section.
9149 (Orphan_output_section::place_orphan_here): Add is_relro
9151 (Script_sections::Script_sections): Initialize
9152 data_segment_align_index_ and saw_relro_end_.
9153 (Script_sections::data_segment_align): New function.
9154 (Script_sections::data_segment_relro_end): New function.
9155 (Script_sections::place_orphan): Set or clear is_relro.
9156 (Script_sections::set_section_addresses): Force alignment of first
9158 * yyscript.y (exp): Call script_data_segment_align and
9159 script_data_segment_relro_end.
9160 * testsuite/relro_script_test.t: New file.
9161 * testsuite/relro_test.cc (using_script): Declare.
9162 (t1, t2): Test using_script.
9163 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9164 (relro_script_test_SOURCES): Define.
9165 (relro_script_test_DEPENDENCIES): Define.
9166 (relro_script_test_LDFLAGS): Define.
9167 (relro_script_test_LDADD): Define.
9168 (relro_script_test.so): New target.
9169 * testsuite/Makefile.in: Rebuild.
9171 2008-08-06 Cary Coutant <ccoutant@google.com>
9173 * archive.cc (Archive::total_archives, Archive::total_members)
9174 (Archive::total_members_loaded): New variables.
9175 (Archive::setup): Add parameter. Add option to preread
9177 (Archive::read_armap): Add counter.
9178 (Archive::get_file_and_offset): New function.
9179 (Archive::get_elf_object_for_member): New function.
9180 (Archive::read_all_symbols): New function.
9181 (Archive::read_symbols): New function.
9182 (Archive::add_symbols): Add counters.
9183 (Archive::include_all_members): Use armap to find members if it's
9185 (Archive::include_member): Skip reading symbols if already read.
9186 Factored code into Archive::get_file_and_offset and
9187 Archive::get_elf_object_for_member. Changed call to
9188 Mapfile::report_include_archive_member.
9189 (Archive::print_stats): New function.
9190 * archive.h: Declare Object and Read_symbols_data classes.
9191 (Archive::Archive): Add initializers for new members.
9192 (Archive::setup): Add parameter.
9193 (Archive::print_stats): New function.
9194 (Archive::total_archives, Archive::total_members)
9195 (Archive::total_members_loaded): New variables.
9196 (Archive::get_file_and_offset): New function.
9197 (Archive::get_elf_object_for_member): New function.
9198 (Archive::read_all_symbols): New function.
9199 (Archive::read_symbols): New function.
9200 (Archive::Archive_member): New class.
9201 (Archive::members_): New member.
9202 (Archive::num_members_): New member.
9203 * main.cc: Include archive.h.
9204 (main): Call Archive::print_stats.
9205 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9206 archive parameter; member_name is now the fully-decorated name.
9207 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9208 * options.h: (General_options): Add --preread-archive-symbols option.
9209 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9212 2008-08-04 Ian Lance Taylor <iant@google.com>
9214 * symtab.h (Symbol::use_plt_offset): New function.
9215 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9216 * powerpc.cc (Relocate::relocate): Likewise.
9217 * sparc.cc (Relocate::relocate): Likewise.
9218 * x86_64.cc (Relocate::relocate): Likewise.
9219 * testsuite/weak_plt.sh: New test.
9220 * testsuite/weak_plt_main.cc: New test.
9221 * testsuite/weak_plt_shared.cc: New test.
9222 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9223 (check_PROGRAMS): Add weak_plt.
9224 (check_DATA): Add weak_plt_shared.so.
9225 (weak_plt_main_pic.o, weak_plt): New targets.
9226 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9227 * testsuite/Makefile.in: Rebuild.
9229 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9231 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9232 * testsuite/Makefile.in: Rebuild.
9234 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9236 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9237 * Makefile.in: Regenerate.
9238 * po/POTFILES.in: Regenerate.
9240 2008-07-29 Ian Lance Taylor <iant@google.com>
9242 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9243 symbols before other symbols.
9244 * testsuite/script_test_2.cc (test_addr): Declare.
9245 (test_addr_alias): Declare.
9246 (main): Check that test_addr and test_addr_alias have the right
9248 * testsuite/script_test_2.t: Define test_addr_alias and
9251 2008-07-24 Ian Lance Taylor <iant@google.com>
9254 * descriptors.cc: New file.
9255 * descriptors.h: New file.
9256 * gold-threads.h (class Hold_optional_lock): New class.
9257 * fileread.cc: Include "descriptors.h".
9258 (File_read::~File_read): Release descriptor rather than closing
9260 (File_read::open) [file]: Call open_descriptor rather than open.
9261 Set is_descriptor_opened_.
9262 (File_read::open) [memory]: Assert that descriptor is not open.
9263 (File_read::reopen_descriptor): New function.
9264 (File_read::release): Release descriptor.
9265 (File_read::do_read): Make non-const. Reopen descriptor.
9266 (File_read::read): Make non-const.
9267 (File_read::make_view): Reopen descriptor.
9268 (File_read::do_readv): Likewise.
9269 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9270 Update declarations.
9271 * layout.cc: Include "descriptors.h".
9272 (Layout::create_build_id): Use open_descriptor rather than open.
9273 * output.cc: Include "descriptors.h".
9274 (Output_file::open): Use open_descriptor rather than open.
9275 * archive.cc (Archive::const_iterator): Change Archive to be
9277 (Archive::begin, Archive::end): Make non-const.
9278 (Archive::count_members): Likewise.
9279 * archive.h (class Archive): Update declarations.
9280 * object.h (Object::read): Make non-const.
9281 * Makefile.am (CCFILES): Add descriptors.cc.
9282 (HFILES): Add descriptors.h.
9283 * Makefile.in: Rebuild.
9286 * gold.h: Always include <clocale>. Add Solaris workarounds
9287 following code in binutils/sysdep.h.
9290 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9291 this->eh_frame_hdr_ is NULL before using it.
9293 * dynobj.cc (Versions::Versions): Update comment.
9295 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9296 the base version name.
9298 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9299 array size plus one.
9300 (Stringpool_template::set_string_offsets): Subtract one from key
9301 before using it as an array index.
9302 (Stringpool_template::get_offset_with_length): Likewise.
9303 (Stringpool_template::write_to_buffer): Likewise.
9304 * stringpool.h (Stringpool_template::get_offset_from_key):
9307 2008-07-23 Ian Lance Taylor <iant@google.com>
9310 * object.h (Merged_symbol_value::value): Do our best to handle a
9314 * script.cc (Version_script_info::get_versions): Don't add empty
9315 version tag to return value.
9316 (Version_script_info::get_symbol_version_helper): Change return
9317 type to bool. Add pversion parameter. Change all callers.
9318 (script_register_vers_node): Don't require a non-NULL tag.
9319 * script.h (class Version_script_info): Update declarations.
9320 (Version_script_info::get_symbol_version): Change return type to
9321 bool. Add version parameter. Change all callers.
9322 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9323 handling. Handle an empty version from a version script.
9324 (Symbol_table::define_special_symbol): Likewise.
9325 * testsuite/ver_test_10.script: New file.
9326 * testsuite/ver_test_10.sh: New file.
9327 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9328 (check_DATA): Add ver_test_10.syms.
9329 (ver_test_10.syms, ver_test_10.so): New target.
9330 * testsuite/Makefile.in: Rebuild.
9332 2008-07-23 Simon Baldwin <simonb@google.com>
9334 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9335 to zero for undefined symbols from dynamic libraries.
9337 2008-07-23 Ian Lance Taylor <iant@google.com>
9339 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9341 * symtab.h (class Symbol_table): Update declaration.
9342 * testsuite/ver_test_9.cc: New file.
9343 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9344 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9345 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9346 (ver_test_9.so, ver_test_9.o): New targets.
9347 * testsuite/Makefile.in: Rebuild.
9349 2008-07-22 Ian Lance Taylor <iant@google.com>
9351 * options.h (class General_options): Define --check-sections.
9352 * layout.cc (Layout::set_segment_offsets): Handle
9355 * options.h (class General_options): Define -n/--nmagic and
9357 * options.cc (General_options::finalize): For -n/--nmagic or
9358 -N/--omagic, set -static.
9359 * layout.cc (Layout::attach_allocated_section_to_segment): If
9360 -N/--omagic, don't put read-only and read-write sections in
9362 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9363 finding a read-only segment.
9364 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9365 don't set the minimum segment alignment to the common page size,
9366 and don't set the file offset to the address modulo the page size.
9367 * script-sections.cc (Script_sections::create_segments): If
9368 -n/--omagic, don't put read-only and read-write sections in
9371 * cref.cc: New file.
9373 * options.h (class General_options): Add --print-symbol-counts.
9374 * main.cc (main): Issue defined symbol report if requested.
9375 * archive.cc (Archive::interpret_header): Make into a const member
9377 (Archive::add_symbols): Call Input_objects::archive_start and
9379 (Archive::const_iterator): Define new class.
9380 (Archive::begin, Archive::end): New functions.
9381 (Archive::include_all_members): Rewrite to use iterator.
9382 (Archive::count_members): New function.
9383 * archive.h (class Archive): Update declarations.
9384 (Archive::filename): New function.
9385 * object.cc: Include "cref.h".
9386 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9387 (Sized_relobj::do_get_global_symbol_counts): New function.
9388 (Input_objects::add_object): Add object to cross-referencer.
9389 (Input_objects::archive_start): New function.
9390 (Input_objects::archive_stop): New function.
9391 (Input_objects::print_symbol_counts): New function.
9392 * object.h: Declare Cref and Archive.
9393 (Object::get_global_symbol_counts): New function.
9394 (Object::do_get_global_symbol_counts): New pure virtual function.
9395 (class Sized_relobj): Add defined_count_ field. Update
9397 (class Input_objects): Add cref_ field. Update constructor.
9398 Update declarations.
9399 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9401 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9403 (Sized_dynobj::do_get_global_symbol_counts): New function.
9404 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9405 defined_count_. Update declarations. Define Symbols typedef.
9406 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9407 parameter. Change all callers.
9408 (Symbol_table::add_from_dynobj): Add sympointers and defined
9409 parameters. Change all callers.
9410 * symtab.h (class Symbol_table): Update declarations.
9411 * Makefile.am (CCFILES): Add cref.cc.
9412 (HFILES): Add cref.h.
9413 * Makefile.in: Rebuild.
9415 2008-07-22 Simon Baldwin <simonb@google.com>
9417 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9418 to zero when writing undefined symbols.
9420 2008-07-22 Ian Lance Taylor <iant@google.com>
9422 * output.cc (Output_section::add_input_section): Don't try to
9423 merge empty merge sections.
9425 2008-07-21 Craig Silverstein <csilvers@google.com>
9427 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9428 Include symbol version in error message.
9430 2008-07-20 Chris Demetriou <cgd@google.com>
9432 * configure.ac (gold_cv_c_random_seed): New configured variable.
9433 (RANDOM_SEED_CFLAGS): New substituted variable.
9434 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9435 * configure: Rebuild.
9436 * Makefile.in: Likewise.
9437 * testsuite/Makefile.in: Likewise.
9439 2008-07-18 Ian Lance Taylor <iant@google.com>
9441 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9442 where we see NAME/NULL and NAME/VERSION as separate symbols.
9443 * testsuite/ver_test_main.cc (main): Call t4.
9444 (t4, t4_2a): Define.
9445 * testsuite/ver_test_2.cc (t4_2): Define.
9446 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9447 * testsuite/ver_test_4.cc (t4_2a): Define.
9448 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9449 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9451 2008-07-17 Ian Lance Taylor <iant@google.com>
9453 * dynobj.cc (Versions::add_def): If we give an error about a
9454 missing version, go ahead and create the version anyhow.
9456 2008-07-10 Ian Lance Taylor <iant@google.com>
9458 Handle output sections with more than 0x7fffffff bytes.
9459 * object.h (class Relobj): Change map_to_output_ to
9460 output_sections_, and just keep a section pointer. Change all
9461 uses. Move comdat group support to Sized_relobj.
9462 (Relobj::is_section_specially_mapped): Remove.
9463 (Relobj::output_section): Remove poff parameter. Change all
9465 (Relobj::output_section_offset): New function.
9466 (Relobj::set_section_offset): Rewrite.
9467 (Relobj::map_to_output): Remove.
9468 (Relobj::output_sections): New function.
9469 (Relobj::do_output_section_offset): New pure virtual function.
9470 (Relobj::do_set_section_offset): Likewise.
9471 (class Sized_relobj): Add section_offsets_ field. Add comdat
9472 group support from Relobj. Update declarations.
9473 (Sized_relobj::get_output_section_offset): New function.
9474 (Sized_relobj::do_output_section_offset): New function.
9475 (Sized_relobj::do_set_section_offset): New function.
9476 * object.cc (Relobj::output_section_address): Remove.
9477 (Sized_relobj::Sized_relobj): Initialize new fields.
9478 (Sized_relobj::include_section_group): Cast find_kept_object to
9480 (Sized_relobj::include_linkonce_section): Likewise.
9481 (Sized_relobj::do_layout): Use separate arrays for output section
9483 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9485 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9486 output_sections and section_offsets.
9487 (Sized_relobj::write_local_symbols): Likewise.
9488 (map_to_kept_section): Compute output address directly.
9489 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9490 output_sections and section_offsets.
9491 (Sized_relobj::write_sections): Likewise.
9492 (Sized_relobj::relocate_sections): Likewise.
9493 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9494 * output.h (class Output_reloc): Update declarations. Change
9495 u2_.relobj to Sized_relobj*.
9496 (class Output_data_reloc): Change add functions to use
9498 * output.cc (Output_reloc::Output_reloc): Change relobj to
9500 (Output_reloc::local_section_offset): Change return type to
9501 Elf_Addr. Use get_output_section_offset.
9502 (Output_reloc::get_address): Likewise.
9503 (Output_section::is_input_address_mapped): Don't call
9504 is_section_specially_mapped.
9505 (Output_section::output_offset): Likewise.
9506 (Output_section::output_address): Likewise.
9507 (Output_section::starting_output_address): Likewise.
9508 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9509 parameter to Sized_relobj*.
9510 (Copy_relocs::need_copy_reloc): Likewise.
9511 (Copy_relocs::save): Likewise.
9512 * copy-relocs.h (class Copy_relocs): Update declarations.
9513 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9514 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9515 * target-reloc.h (relocate_for_relocatable): Change
9516 offset_in_output_section type to Elf_Addr. Change code that uses
9518 * layout.cc (Layout::layout): Always set *off.
9519 * mapfile.cc (Mapfile::print_input_section): Use
9520 output_section_offset.
9521 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9523 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9524 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9525 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9527 2008-07-03 Ian Lance Taylor <iant@google.com>
9529 * layout.cc (Layout::include_section): Do not discard unrecognized
9530 SHT_STRTAB sections.
9532 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9534 * script.cc (Lex::can_continue_name): Make '?' allowable in
9535 version-script names.
9536 * testsuite/version_script.map: Change glob pattern to use '?'
9538 2008-06-30 Manish Singh <yosh@gimp.org>
9541 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9544 2008-06-30 Ian Lance Taylor <iant@google.com>
9548 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9549 versions]: Don't try to read the value in the contents, since we
9550 don't use it. Use the template endianness when writing.
9552 2008-06-25 Cary Coutant <ccoutant@google.com>
9554 * fileread.cc (File_read::make_view): Assert on zero-length view.
9555 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9556 symbol table when there are no symbols to read.
9558 2008-06-23 Craig Silverstein <csilvers@google.com>
9560 * version.cc (version_string): Bump to 1.7
9562 2008-06-18 Craig Silverstein <csilvers@google.com>
9564 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9565 constant 0xFFFF to type Valtype.
9566 (Powerpc_relocate_functions::rel16_ha): Likewise.
9568 2008-06-17 Ian Lance Taylor <iant@google.com>
9570 * output.h (Output_section::Input_section): Initialize p2align_ to
9571 zero for Output_section_data constructors.
9572 (Output_section::Input_section::addralign): If not an input
9573 section, return the alignment of the Output_section_data.
9574 * testsuite/copy_test.cc: New file.
9575 * testsuite/copy_test_1.cc: New file.
9576 * testsuite/copy_test_2.cc: New file.
9577 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9578 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9579 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9580 (copy_test_1_pic.o, copy_test_1.so): New targets.
9581 (copy_test_2_pic.o, copy_test_2.so): New targets.
9582 * testsuite/Makefile.in: Rebuild.
9584 * script-sections.cc (Script_sections::place_orphan): Initialize
9585 local variable exact.
9587 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9589 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9591 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9592 David S. Miller <davem@davemloft.net>
9594 * powerpc.cc: New file.
9595 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9596 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9597 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9598 * Makefile.in: Rebuild.
9600 2008-06-09 Ian Lance Taylor <iant@google.com>
9602 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9604 (throwing, orig_terminate): New static variables.
9605 (terminate_handler): New static function.
9606 (t2): Set terminate handler.
9608 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9611 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9614 2008-05-30 Cary Coutant <ccoutant@google.com>
9616 * archive.cc (Archive::include_all_members) Correct to step
9617 over symbol table and extended name table in thin archives.
9619 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9622 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9625 2008-05-28 Caleb Howe <cshowe@google.com>
9627 * reduced_debug_output.cc: New file.
9628 * reduced_debug_output.h: New file.
9629 * options.h (class General_options): Add --strip-debug-non-line.
9630 * options.cc (General_options::finalize): Add strip_debug_non_line
9631 to the strip heirarchy.
9632 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9634 * layout.cc: Include "reduced_debug_output.h".
9635 (Layout::Layout): Initialize new fields.
9636 (line_only_debug_sections): New static array.
9637 (is_lines_only_debug_sections): New static inline function.
9638 (Layout::include_section): Handle --strip-debug-non-line.
9639 (Layout::make_output_section): If --strip-debug-non-line, build
9640 new output sections for .debug_abbrev and .debug_info.
9641 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9642 gold. Warn about possible overflow.
9643 (read_signed_LEB_128): Likewise.
9644 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9645 (read_signed_LEB_128): Declare.
9646 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9647 (HFILES): Add reduced_debug_output.h.
9648 * Makefile.in: Rebuild.
9650 2008-05-21 Ian Lance Taylor <iant@google.com>
9652 * mapfile.cc: New file.
9653 * mapfile.h: New file.
9654 * options.h (class General_options): Add -M/--print-map and -Map.
9655 * options.cc (General_options::finalize): Make -M equivalent to
9657 * main.cc: Include <cstdio> and "mapfile.h".
9658 (main): Open mapfile if requested.
9659 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9660 constructor. Change caller.
9661 (queue_initial_tasks): Add mapfile parameter. Change caller.
9662 (queue_middle_tasks): Likewise.
9663 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9665 * archive.cc: Include "mapfile.h".
9666 (Archive::add_symbols): Add mapfile parameter. Change all
9667 callers. Pass mapfile, symbol, and reason to include_member.
9668 (Archive::include_all_members): Add mapfile parameter. Change all
9670 (Archive::include_member): Add mapfile, sym, and why parameters.
9671 Change all callers. Report inclusion to map file.
9672 * archive.h: Include "fileread.h".
9673 (class Archive): Update declarations.
9674 (Archive::file): New const method.
9675 (class Add_archive_symbols): Add mapfile_ field. Update
9676 constructor. Change all callers.
9677 * readsyms.h (class Read_symbols): Likewise.
9678 (class Finish_group): Likewise.
9679 (class Read_script): Likewise.
9680 * common.cc: Include "mapfile.h".
9681 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9683 (Symbol_table::do_allocate_commons): Likewise.
9684 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9685 symbol allocation to mapfile.
9686 * common.h (class Allocate_commons_task): Add mapfile_ field.
9687 Update constructor. Change all callers.
9688 * symtab.h (class Symbol_table): Update declarations.
9689 * layout.cc: Include "mapfile.h".
9690 (Layout_task_runner::run): Print information to mapfile.
9691 (Layout::create_gold_note): Change Output_data_fixed_space to
9692 Output_data_zero_fill.
9693 (Layout::create_build_id): Likewise.
9694 (Layout::print_to_mapfile): New function.
9695 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9696 constructor. Change caller.
9697 (class Layout): Declare print_to_mapfile.
9698 * output.cc (Output_section::Input_section::print_to_mapfile): New
9700 (Output_section::add_input_section): If producing a map, always
9701 add to input_sections_ list.
9702 (Output_section::do_print_to_mapfile): New function.
9703 (Output_segment::print_sections_to_mapfile): New function.
9704 (Output_segment::print_section_list_to_mapfile): New function.
9705 * output.h: Include "mapfile.h".
9706 (Output_data::print_to_mapfile): New function.
9707 (Output_data::do_print_to_mapfile): New virtual function.
9708 (Output_segment_headers::do_print_to_mapfile): New function.
9709 (Output_file_header::do_print_to_mapfile): New function.
9710 (Output_data_const::do_print_to_mapfile): New function.
9711 (class Output_data_const_buffer): Add map_name_ field. Update
9712 constructor. Change all callers. Add do_print_to_mapfile
9714 (class Output_data_fixed_space): Likewise.
9715 (class Output_data_space): Likewise.
9716 (class Output_data_zero_fill): New class.
9717 (Output_data_strtab::do_print_to_mapfile): New function.
9718 (Output_data_reloc_base::do_print_to_mapfile): New function.
9719 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9720 (Output_data_group::do_print_to_mapfile): New function.
9721 (Output_data_got::do_print_to_mapfile): New function.
9722 (Output_data_dynamic::do_print_to_mapfile): New function.
9723 (Output_symtab_xindex::do_print_to_mapfile): New function.
9724 (class Output_section): Declare do_print_to_mapflie. Declare
9725 print_to_mapfile in Input_section.
9726 (class Output_segment): Declare new functions.
9727 * object.h (Sized_relobj::symbol_count): New function.
9728 * script-sections.cc
9729 (Output_section_element_dot_assignment::set_section_addresses):
9730 Change Output_data_fixed_space to Output_data_zero_fill.
9731 (Output_data_expression::do_print_to_mapfile): New function.
9732 * script.cc (read_input_script): Add mapfile parameter. Change
9734 * script.h (read_input_script): Update declaration.
9735 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9736 (Eh_frame::do_print_to_mapfile): New function.
9737 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9738 (Output_merge_string::do_print_to_mapfile): New function.
9739 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9741 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9743 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9745 * Makefile.am (CCFILES): Add mapfile.cc.
9746 (HFILES): Add mapfile.h.
9747 * Makefile.in: Rebuild.
9749 2008-05-19 Ian Lance Taylor <iant@google.com>
9751 * options.h (class General_options): Add -z relro.
9752 * layout.cc (Layout::Layout): Initialize relro_segment_.
9753 (Layout::add_output_section_data): Return the output section.
9754 (Layout::make_output_section): Rcognize relro sections and mark
9756 (Layout::attach_allocated_section_to_segment): Put relro sections
9757 in a PT_GNU_RELRO segment.
9758 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9760 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9762 (Layout::linkonce_mapping): Map d.rel.ro.local to
9764 (Layout::output_section_name): Us .data.rel.ro.local for any
9765 section which begins with that.
9766 * layout.h (class Layout): Update add_output_section_data
9767 declaration. Add relro_segment_ field.
9768 * output.cc (Output_section::Output_section): Initialize is_relro_
9769 and is_relro_local_ fields.
9770 (Output_segment::add_output_section): Group relro sections.
9771 (Output_segment::is_first_section_relro): New function.
9772 (Output_segment::maximum_alignment): If there is a relro section,
9773 align the segment to the common page size.
9774 (Output_segment::set_section_addresses): Track whether we are
9775 looking at relro sections. If the last section is a relro
9776 section, align to the common page size.
9777 (Output_segment::set_section_list_addresses): Add in_relro
9778 parameter. Change all callers. Align to the page size when
9779 moving from relro to non-relro section.
9780 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9782 * output.h (class Output_section): Add is_relro_ and
9783 is_relro_local_ fields.
9784 (Output_section::is_relro): New function.
9785 (Output_section::set_is_relro): New function.
9786 (Output_section::is_relro_local): New function.
9787 (Output_section::set_is_relro_local): New function.
9788 (class Output_segment): Update declarations.
9789 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9790 * sparc.cc (Target_sparc::got_section): Likewise.
9791 * x86_64.cc (Target_x86_64::got_section): Likewise.
9792 * testsuite/relro_test_main.cc: New file.
9793 * testsuite/relro_test.cc: New file.
9794 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9795 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9796 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9797 (relro_test.so, relro_test_pic.o): New targets.
9798 * testsuite/Makefile.in: Rebuild.
9800 2008-05-16 Ian Lance Taylor <iant@google.com>
9802 * output.cc (Output_segment::add_output_section): Remove front
9804 * output.h (class Output_segment): Remove
9805 add_initial_output_section and overloaded add_output_section.
9806 Update declaration of remaining add_output_section.
9807 * layout.cc (Layout::create_interp): Call add_output_section
9808 rather than add_initial_output_section.
9809 (Layout::finish_dynamic_section): Likewise.
9811 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9812 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9813 know the dynamic type.
9814 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9815 field. Initialize it in constructor.
9816 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9817 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9818 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9821 * output.cc (Output_reloc::get_address): Change return type to
9823 * output.h (class Output_reloc): Update get_address declaration.
9824 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9825 for section addresses.
9827 2008-05-09 Ian Lance Taylor <iant@google.com>
9830 * gold.cc (gold_nomem): Use return value of write.
9832 2008-05-08 Ian Lance Taylor <iant@google.com>
9834 * symtab.c (Symbol::init_base_output_data): Add version
9835 parameter. Change all callers.
9836 (Symbol::init_base_output_segment): Likewise.
9837 (Symbol::init_base_constant): Likewise.
9838 (Symbol::init_base_undefined): Likewise.
9839 (Sized_symbol::init_output_data): Likewise.
9840 (Sized_symbol::init_output_segment): Likewise.
9841 (Sized_symbol::init_constant): Likewise.
9842 (Sized_symbol::init_undefined): Likewise.
9843 (Symbol_table::do_define_in_output_data): If the new symbol has a
9844 version, mark it as the default.
9845 (Symbol_table::do_define_in_output_segment): Likewise.
9846 (Symbol_table::do_define_as_constant): Likewise.
9847 * symtab.h (class Symbol): Update declarations.
9848 (class Sized_symbol): Likewise.
9849 * resolve.cc (Symbol::override_version): New function.
9850 (Symbol::override_base): Call override_version.
9851 (Symbol::override_base_with_special): Likewise.
9852 * testsuite/ver_script_8.script: New file.
9853 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9854 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9855 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9856 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9858 2008-05-06 Ian Lance Taylor <iant@google.com>
9861 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9863 (class General_options): Remove existing --undefined, and add
9864 --no-undefined instead. Add new --undefined as synonym for -u.
9865 * archive.cc (Archive::add_symbols): Check whether symbol was
9867 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9868 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9869 all uses. Add IS_UNDEFINED. Update declarations to split
9870 different versions of init_base. Declare init_base_undefined.
9871 (Symbol::is_defined): Handle IS_UNDEFINED.
9872 (Symbol::is_undefined): Likewise.
9873 (Symbol::is_weak_undefined): Call is_undefined.
9874 (Symbol::is_absolute): Handle IS_CONSTANT.
9875 (class Sized_symbol): Update declarations to split different
9876 versions of init. Declare init_undefined.
9877 (class Symbol_table): Declare new functions.
9878 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9880 (Symbol::init_base_output_data): Likewise.
9881 (Symbol::init_base_output_segment): Likewise.
9882 (Symbol::init_base_constant): Likewise.
9883 (Symbol::init_base_undefined): New function.
9884 (Sized_symbol::init_object): Rename from init. Change all
9886 (Sized_symbol::init_output_data): Likewise.
9887 (Sized_symbol::init_output_segment): Likewise.
9888 (Sized_symbol::init_constant): Likewise.
9889 (Sized_symbol::init_undefined): New function.
9890 (Symbol_table::add_undefined_symbols_from_command_line): New
9892 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9894 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9895 (Symbol::output_section): Likewise.
9896 (Symbol::set_output_section): Likewise.
9897 (Symbol_table::sized_finalize_symbol): Likewise.
9898 (Symbol_table::sized_write_globals): Likewise.
9899 * resolve.cc (Symbol_table::should_override): Likewise.
9900 (Symbol::override_base_with_special): Likewise.
9902 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9903 symbol, change it to have default visibility.
9904 * testsuite/protected_1.cc: New file.
9905 * testsuite/protected_2.cc: New file.
9906 * testsuite/protected_3.cc: New file.
9907 * testsuite/protected_main_1.cc: New file.
9908 * testsuite/protected_main_2.cc: New file.
9909 * testsuite/protected_main_3.cc: New file.
9910 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9911 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9912 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9913 (protected_1.so): New target.
9914 (protected_1_pic.o, protected_2_pic.o): New targets.
9915 (protected_3_pic.o): New target.
9916 (check_PROGRAMS): Add protected_2.
9917 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9918 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9919 * testsuite/Makefile.in: Rebuild.
9921 * options.h (DEFINE_var): Add set_user_set_##varname__.
9922 (DEFINE_bool_alias): New macro.
9923 (class General_options): Define -Bstatic using DEFINE_bool_alias
9924 rather than DEFINE_special. Add --undefined as an alias for -z
9926 * options.cc (General_options::parse_Bstatic): Remove.
9928 * options.h (class General_options): Add --fatal-warnings.
9929 * main.cc (main): Implement --fatal-warnings.
9930 * errors.h (Errors::warning_count): New function.
9932 * options.h (class General_options): Add -Bsymbolic-functions.
9933 * symtab.h (Symbol::is_preemptible): Check for
9934 -Bsymbolic-functions.
9936 2008-05-05 Ian Lance Taylor <iant@google.com>
9938 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9939 as noVARNAME rather than no-VARNAME.
9940 (class General_options): Add option -z combreloc.
9941 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9943 (Output_reloc::sort_before) [SHT_REL]: New function.
9944 (Output_reloc::sort_before) [SHT_RELA]: New function.
9945 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9946 Sort_relocs_comparison.
9947 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9948 parameter. Change all callers.
9949 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9950 sort_relocs parameter. Change all callers.
9951 * output.cc (Output_reloc::get_address): New function, broken out
9953 (Output_reloc::write_rel): Call it.
9954 (Output_reloc::compare): New function.
9955 (Output_data_reloc_base::do_write): Optionally sort relocs.
9957 * configure.ac: If targ_extra_obj is set, link it in.
9958 * configure.tgt: Initialize all variables.
9959 (x86_64*): Set targ_extra_obj and targ_extra_size.
9960 * configure: Rebuild.
9962 * object.cc (Sized_relobj::include_section_group): Adjust section
9963 indexes read from group data. Build vector to pass to
9965 * layout.cc (Layout::layout_group): Add flags and shndxes
9966 parameters. Remove contents parameter. Change caller. Update
9967 explicit instantiations.
9968 * layout.h (class Layout): Update layout_group declaration.
9969 * output.cc (Output_data_group::Output_data_group): Add flags and
9970 input_shndxes parameters. Remove contents parameter. Change
9972 (Output_data_group::do_write): Change input_sections_ to
9974 * output.h (class Output_data_group): Update constructor
9975 declaration. Rename input_sections_ to input_shndxes_.
9976 * testsuite/many_sections_test.cc: Add template.
9978 2008-04-30 Cary Coutant <ccoutant@google.com>
9980 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9982 * layout.cc (Layout::include_section): Refactored check for debug
9984 (Layout::add_comdat): Add new parameters. Change type
9985 of signature parameter. Add object and shndx to signatures table.
9986 (Layout::find_kept_object): New function.
9987 * layout.h: Include <cstring>.
9988 (Layout::is_debug_info_section): New function.
9989 (Layout::add_comdat): Add new parameters.
9990 (Layout::find_kept_object): New function.
9991 (Layout::Kept_section): New struct.
9992 (Layout::Signatures): Change type of map range.
9993 * object.cc (Relobj::output_section_address): New function.
9994 (Sized_relobj::include_section_group): Add new parameters. Change
9995 calls to Layout::add_comdat. Change to build table of kept comdat
9996 groups and table mapping discarded sections to kept sections.
9997 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9998 (Sized_relobj::do_layout): Change calls to include_section_group and
9999 include_linkonce_section.
10000 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10001 value to zero when section is discarded.
10002 (Sized_relobj::map_to_kept_section): New function.
10003 * object.h (Relobj::output_section_address): New function.
10004 (Relobj::Comdat_group): New type.
10005 (Relobj::find_comdat_group): New function.
10006 (Relobj::Comdat_group_table): New type.
10007 (Relobj::Kept_comdat_section): New type.
10008 (Relobj::Kept_comdat_section_table): New type.
10009 (Relobj::add_comdat_group): New function.
10010 (Relobj::set_kept_comdat_section): New function.
10011 (Relobj::get_kept_comdat_section): New function.
10012 (Relobj::comdat_groups_): New field.
10013 (Relobj::kept_comdat_sections_): New field.
10014 (Symbol_value::input_value): Update comment.
10015 (Sized_relobj::map_to_kept_section) New function.
10016 (Sized_relobj::include_linkonce_section): Add new parameter.
10017 * target-reloc.h (Comdat_behavior): New type.
10018 (get_comdat_behavior): New function.
10019 (relocate_section): Add code to map a discarded section to the
10020 corresponding kept section when applying a relocation.
10022 2008-04-30 Craig Silverstein <csilvers@google.com>
10024 * dwarf_reader.cc (next_generation_count): New static var.
10025 (Addr2line_cache_entry): New struct.
10026 (addr2line_cache): New static var.
10027 (Dwarf_line_info::one_addr2line): Added caching.
10028 (Dwarf_line_info::clear_addr2line_cache): New function.
10029 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10030 cache-size parameter.
10031 (Dwarf_line_info::one_addr2line_cache): New function.
10032 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10033 new cache-size argument to one_addr2line(), and clear cache.
10035 2008-04-28 Cary Coutant <ccoutant@google.com>
10037 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10038 R_386_PC8 relocations.
10040 2008-04-23 Ian Lance Taylor <iant@google.com>
10042 * object.cc (Sized_relobj::include_section_group): Check for
10043 invalid section group.
10045 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10048 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10049 than read for file header.
10050 * archive.cc (Archive::include_member): Likewise.
10052 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10054 * aclocal.m4: Regenerate.
10055 * configure: Regenerate.
10057 2008-04-19 Ian Lance Taylor <iant@google.com>
10059 * version.cc (version_string): Bump to 1.6.
10061 * testsuite/Makefile.am (many_sections_r_test): New target.
10062 (many_sections_r_test_SOURCES): Remove.
10063 (many_sections_r_test_DEPENDENCIES): Remove.
10064 (many_sections_r_test_LDFLAGS): Remove.
10065 (many_sections_r_test_LDADD): Remove.
10067 * object.cc (Sized_relobj::do_add_symbols): Always pass
10068 local_symbol_count_ to add_from_relobj.
10070 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10071 every thousand variables.
10072 * testsuite/Makefile.in: Rebuild.
10074 * object.cc (Xindex::initialize_symtab_xindex): New function.
10075 (Xindex::read_symtab_xindex): New function.
10076 (Xindex::sym_xindex_to_shndx): New function.
10077 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10079 (Sized_relobj::do_initialize_xindex): New function.
10080 (Sized_relobj::do_read_symbols): Adjust section links.
10081 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10082 parameter. Change all callers.
10083 (Sized_relobj::include_section_group): Adjust section links and
10084 symbol section indexes.
10085 (Sized_relobj::do_layout): Adjust section links.
10086 (Sized_relobj::do_count_local_symbols): Adjust section links and
10087 symbol section indexes.
10088 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10089 ordinary and special symbols.
10090 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10091 dynsym_xindex parameters. Change all callers. Adjust section
10092 links. Use SHN_XINDEX when needed.
10093 (Sized_relobj::get_symbol_location_info): Adjust section links.
10094 Don't get fooled by special symbols.
10095 * object.h (class Xindex): Define.
10096 (class Object): Add xindex_ parameter. Declare virtual functoin
10097 do_initialize_xindex.
10098 (Object::adjust_sym_shndx): New function.
10099 (Object::set_xindex): New protected function.
10100 (class Symbol_value): Add is_ordinary_shndx_ field.
10101 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10102 (Symbol_value::value): Assert ordinary section.
10103 (Symbol_value::initialize_input_to_output_map): Likewise.
10104 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10105 Change all callers.
10106 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10108 (class Sized_relobj): Update declarations.
10109 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10110 parameter. Change all callers.
10111 (Sized_relobj::adjust_shndx): New function.
10112 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10114 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10115 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10116 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10117 (Sized_dynobj::read_dynsym_section): Adjust section links.
10118 (Sized_dynobj::read_dynamic): Likewise.
10119 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10121 (Sized_dynobj::do_initialize_xindex): New function.
10122 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10123 do_initialize_xindex.
10124 (Sized_dynobj::adjust_shndx): New function.
10125 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10126 dynsym_xindex_ fields.
10127 (Layout::finalize): Add a call to set_section_indexes before
10128 creating the symtab sections.
10129 (Layout::set_section_indexes): Don't do anything if the section
10130 already has a section index.
10131 (Layout::create_symtab_sections): Add shnum parameter. Change
10132 caller. Create .symtab_shndx section if needed.
10133 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10135 (Layout::allocated_output_section_count): New function.
10136 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10138 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10139 fields. Update declarations.
10140 (Layout::symtab_xindex): New function.
10141 (Layout::dynsym_xindex): New function.
10142 (class Write_symbols_task): Add layout_ field.
10143 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10145 * output.cc (Output_section_headers::Output_section_headers): Add
10146 shstrtab_section parameter. Change all callers.
10147 (Output_section_headers::do_sized_write): Store overflow values
10148 for section count and section string table section index in
10149 section header zero.
10150 (Output_file_header::do_sized_write): Check for overflow of
10151 section count and section string table section index.
10152 (Output_symtab_xindex::do_write): New function.
10153 (Output_symtab_xindex::endian_do_write): New function.
10154 * output.h (class Output_section_headers): Add shstrtab_section_.
10155 Update declarations.
10156 (class Output_symtab_xindex): Define.
10157 (Output_section::has_out_shndx): New function.
10158 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10160 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10161 Change all callers.
10162 (Sized_symbol::init): Likewise.
10163 (Symbol::output_section): Check for ordinary symbol.
10164 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10165 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10167 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10168 Change all callers. Simplify handling of symbols from sections
10169 not included in the link.
10170 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10172 (Weak_alias_sorter::operator()): Assert that symbols are
10174 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10176 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10177 parameters. Change all callers.
10178 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10179 symbol distinction. Use SHN_XINDEX when needed.
10180 (Symbol_table::write_section_symbol): Add symtab_xindex
10181 parameter. Change all callers.
10182 (Symbol_table::sized_write_section_symbol): Likewise. Use
10183 SHN_XINDEX when needed.
10184 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10186 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10187 (Symbol::is_defined): Check is_ordinary.
10188 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10189 (Symbol::is_absolute, Symbol::is_common): Likewise.
10190 (class Sized_symbol): Update declarations.
10191 (class Symbol_table): Update declarations.
10192 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10193 parameters. Change all callers.
10194 (Sized_symbol::override): Likewise.
10195 (Symbol_table::override): Likewise.
10196 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10197 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10198 is_ordinary, and orig_st_shndx parameters. Change all callers.
10199 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10200 to be in an ordinary section.
10201 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10202 object and is_ordinary parameters. Change all callers.
10203 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10204 Change all callers. Don't add undefined or non-ordinary symbols
10206 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10207 Change all callers.
10208 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10210 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10211 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10212 (Sized_relobj::relocate_sections): Likewise.
10213 * target-reloc.h (scan_relocs): Adjust section symbol index.
10214 (scan_relocatable_relocs): Likewise.
10215 * i386.cc (Scan::local): Check for ordinary symbols.
10216 * sparc.cc (Scan::local): Likewise.
10217 * x86_64.cc (Scan::local): Likewise.
10218 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10219 to symbol_section_and_value.
10220 * testsuite/many_sections_test.cc: New file.
10221 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10222 (check_PROGRAMS): Add many_sections_test.
10223 (many_sections_test_SOURCES): Define.
10224 (many_sections_test_DEPENDENCIES): Define.
10225 (many_sections_test_LDFLAGS): Define.
10226 (BUILT_SOURCES): Add many_sections_define.h.
10227 (many_sections_define.h): New target.
10228 (BUILT_SOURCES): Add many_sections_check.h.
10229 (many_sections_check.h): New target.
10230 (check_PROGRAMS): Add many_sections_r_test.
10231 (many_sections_r_test_SOURCES): Define.
10232 (many_sections_r_test_DEPENDENCIES): Define.
10233 (many_sections_r_test_LDFLAGS): Define.
10234 (many_sections_r_test_LDADD): Define.
10235 (many_sections_r_test.o): New target.
10236 * testsuite/Makefile.in: Rebuild.
10238 2008-04-17 Cary Coutant <ccoutant@google.com>
10240 * errors.cc (Errors::info): New function.
10241 (gold_info): New function.
10242 * errors.h (Errors::info): New function.
10243 * gold.h (gold_info): New function.
10244 * object.cc (Input_objects::add_object): Print trace output.
10245 * options.cc (options::parse_set): New function.
10246 (General_options::parse_wrap): Deleted.
10247 (General_options::General_options): Deleted initializer.
10248 * options.h (options::String_set): New typedef.
10249 (options::parse_set): New function.
10250 (DEFINE_set): New macro.
10251 (General_options::wrap): Changed to use DEFINE_set. Changed
10252 callers of any_wrap_symbols and is_wrap_symbol.
10253 (General_options::trace, General_options::trace_symbol):
10255 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10256 (General_options::wrap_symbols_): Deleted.
10257 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10259 2008-04-17 David S. Miller <davem@davemloft.net>
10261 * options.cc (General_options::parse_V): New function.
10262 * options.h: Add entries for -V and -Qy.
10264 2008-04-17 Ian Lance Taylor <iant@google.com>
10266 * common.cc (Symbol_table::allocate_commons): Remove options
10267 parameter. Change caller.
10268 (Symbol_table::do_allocate_commons): Remove options parameter.
10269 Change caller. Just call do_allocate_commons_list twice.
10270 (Symbol_table::do_allocate_commons_list): New function, broken out
10271 of do_allocate_commons.
10272 * common.h (class Allocate_commons_task): Remove options_ field.
10273 Update constructor.
10274 * symtab.cc (Symbol_table::Symbol_table): Initialize
10276 (Symbol_table::add_from_object): Put TLS common symbols on
10278 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10279 which are IN_OUTPUT_DATA.
10280 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10281 allocate_commons and do_allocate_commons declarations. Declare
10282 do_allocate_commons_list.
10283 * gold.cc (queue_middle_tasks): Update creation of
10284 Allocate_commons_task to not pass options.
10285 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10286 (TLS_TEST_C_FLAGS): New variable.
10287 (tls_test_c_pic.o): New target.
10288 (tls_test_shared.so): Link in tls_test_c_pic.o.
10289 (tls_test_c_pic_ie.o): New target.
10290 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10291 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10292 (tls_test_c.o): New target.
10293 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10294 (tls_pic_test_LDADD): Likewise.
10295 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10296 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10297 (tls_test_c_gnu2.o): New target.
10298 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10300 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10301 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10302 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10303 * testsuite/tls_test.cc: Include "config.h".
10304 (t_last): Call t11_last.
10305 * testsuite/tls_test.h (t11, t11_last): Declare.
10306 * testsuite/tls_test_c.c: New file.
10307 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10308 * configure.ac: Check for OpenMP support.
10309 * configure, config.in, Makefile.in: Rebuild.
10310 * testsuite/Makefile.in: Rebuild.
10312 2008-04-16 Cary Coutant <ccoutant@google.com>
10314 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10315 (Target_i386::tls_base_symbol_defined_): New field.
10316 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10317 (Target_i386::Scan::global): Likewise.
10318 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10319 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10320 (Target_x86_64::tls_base_symbol_defined_): New field.
10321 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10322 (Target_x86_64::Scan::global): Likewise.
10324 2008-04-16 Cary Coutant <ccoutant@google.com>
10326 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10327 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10328 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10329 building shared libraries.
10330 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10331 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10332 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10333 * testsuite/Makefile.in: Rebuild.
10334 * testsuite/weak_undef.h: New file.
10335 * testsuite/weak_undef_file1.cc: Add extra test cases.
10336 * testsuite/weak_undef_file2.cc: Likewise.
10337 * testsuite/weak_undef_test.cc: Likewise.
10339 2008-04-16 David S. Miller <davem@davemloft.net>
10341 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10342 Add issued_non_pic_error_ field. Declare check_non_pic.
10343 (Target_sparc::Scan::check_non_pic): New function.
10344 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10345 (Target_sparc::Scan::global): Likewise.
10347 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10348 * configure: Rebuild.
10350 * options.h (DEFINE_enable): New macro.
10351 (new_dtags): New enable option.
10352 (initfirst, interpose, loadfltr, nodefaultlib,
10353 nodelete, nodlopen, nodump): New -z options.
10354 * layout.cc (Layout:finish_dynamic_section): If new
10355 dtags enabled, emit DT_RUNPATH. Also, emit a
10356 DT_FLAGS_1 containing any specified -z flags.
10358 2008-04-16 Ian Lance Taylor <iant@google.com>
10360 * copy-relocs.cc: New file.
10361 * copy-relocs.h: New file.
10362 * reloc.cc: Remove Copy_relocs code.
10363 * reloc.h: Likewise.
10364 * reloc-types.h (struct Reloc_types) [both versions]: Add
10365 get_reloc_addend_noerror.
10366 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10367 variants of add_global which take an addend which must be zero.
10368 * i386.cc: Include "copy-relocs.h".
10369 (class Target_i386): Change type of copy_relocs_ to variable,
10370 update initializer.
10371 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10372 Change all callers.
10373 (Target_i386::do_finalize_sections): Change handling of
10375 * sparc.cc: Include "copy-relocs.h".
10376 (class Target_sparc): Change type of copy_relocs_ to variable,
10377 update initializer.
10378 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10379 Change all callers.
10380 (Target_sparc::do_finalize_sections): Change handling of
10382 * x86_64.cc: Include "copy-relocs.h".
10383 (class Target_x86_64): Change type of copy_relocs_ to variable,
10384 update initializer.
10385 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10386 class. Change all callers.
10387 (Target_x86_64::do_finalize_sections): Change handling of
10389 * Makefile.am (CCFILES): Add copy-relocs.cc.
10390 (HFILES): Add copy-relocs.h.
10392 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10394 * testsuite/script_test_4.sh: Permit leading zeroes.
10396 2008-04-15 Ian Lance Taylor <iant@google.com>
10398 * script-sections.cc (Script_sections::create_segments): Use
10399 header_size_adjustment even when there is enough room for the
10401 * testsuite/script_test_4.sh: New file.
10402 * testsuite/script_test_4.t: New file.
10403 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10404 (check_DATA): Add script_test_4.stdout.
10405 (MOSTLYCLEANFILES): Likewise.
10406 (script_test_4): New target.
10407 (script_test_4.stdout): New target.
10408 * testsuite/Makefile.in: Rebuild.
10410 * sparc.cc: Add definitions for Output_data_plt_sparc class
10413 2008-04-14 David S. Miller <davem@davemloft.net>
10415 * sparc.cc: New file.
10416 * Makefile.am (TARGETSOURCES): Add sparc.cc
10417 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10418 * configure.tgt: Document targ_extra_size and
10419 targ_extra_big_endian. Add entries for sparc-* and
10421 * configure.ac: Handle targ_extra_size and
10422 targ_extra_big_endian.
10423 * Makefile.in: Rebuild.
10424 * configure: Likewise.
10425 * po/POTFILES.in: Likewise.
10426 * po/gold.pot: Likewise.
10428 2008-04-14 Ian Lance Taylor <iant@google.com>
10430 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10431 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10432 in the name/type/flags to section mapping. Don't call
10433 allocate_output_section.
10434 (Layout::choose_output_section): Change parameter from adjust_name
10435 to is_input_section. Don't permit input sections after sections
10436 are attached to segments. Don't call allocate_output_section.
10437 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10438 not write_enable_output_section.
10439 (Layout::make_output_section): Don't push to
10440 unattached_section_list_ nor call attach_to_segment. Call
10441 attach_section_to_segment if sections are attached.
10442 (Layout::attach_sections_to_segments): New function.
10443 (Layout::attach_section_to_segment): New function.
10444 (Layout::attach_allocated_section_to_segment): Rename from
10445 attach_to_segment. Remove flags parameter.
10446 (Layout::allocate_output_section): Remove function.
10447 (Layout::write_enable_output_section): Remove function.
10448 * layout.h (class Layout): Update for above changes. Add new
10449 field sections_are_attached_.
10450 * output.h (Output_section::update_flags_for_input_section): New
10452 * output.cc (Output_section::add_input_section): Call
10453 update_flags_for_input_section.
10454 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10456 2008-04-11 Cary Coutant <ccoutant@google.com>
10458 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10459 thought unnecessary.
10460 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10462 2008-04-11 Ian Lance Taylor <iant@google.com>
10464 * output.h (class Output_section_data): Remove inline definition
10466 * output.cc (Output_section_data::set_addralign): New function.
10468 2008-04-11 Cary Coutant <ccoutant@google.com>
10470 Add support for TLS descriptors for i386 and x86_64.
10471 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10472 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10473 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10475 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10476 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10477 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10479 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10480 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10481 Fix problem with initial-exec relocations.
10482 (Target_i386::Relocate::relocate_tls): Likewise.
10483 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10485 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10486 support for section-plus-offset dynamic table entries.
10487 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10488 (Output_data_dynamic::Dynamic_entry): Add support for
10489 section-plus-offset dynamic table entries.
10490 (Output_data_dynamic::Classification): Likewise.
10491 (Output_data_dynamic::classification_): Renamed offset_.
10492 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10493 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10494 (Target_x86_64::make_plt_section): New function.
10495 (Target_x86_64::reserve_tlsdesc_entries): New function.
10496 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10497 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10498 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10499 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10500 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10501 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10502 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10503 add extra PLT entry for TLS descriptors.
10504 (Output_data_plt_x86_64::got_): New field.
10505 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10506 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10508 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10510 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10511 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10512 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10513 R_386_TLS_DESC_CALL relocations.
10514 (Target_x86_64::Scan::global): Likewise.
10515 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10516 for TLS descriptors.
10517 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10518 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10519 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10520 GD-to-IE relaxation.
10521 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10522 and TLS_DESCRIPTORS.
10523 * Makefile.in: Rebuild.
10524 * configure: Rebuild.
10525 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10526 (tls_test_shared2.so): New target.
10527 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10528 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10529 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10530 (tls_shared_gd_to_ie_test_LDADD): New variable.
10531 (tls_shared_gnu2_gd_to_ie_test): New target.
10532 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10534 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10535 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10536 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10537 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10538 (tls_shared_gnu2_test): New target.
10539 (tls_test_gnu2_shared.so): New target.
10540 (tls_shared_gnu2_test_SOURCES): New variable.
10541 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10542 (tls_shared_gnu2_test_LDFLAGS): New variable.
10543 (tls_shared_gnu2_test_LDADD): New variable.
10544 * testsuite/Makefile.in: Rebuild.
10545 * testsuite/Makefile.
10547 2008-04-11 Ian Lance Taylor <iant@google.com>
10549 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10551 * testsuite/Makefile.in: Rebuild.
10553 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10555 * testsuite/script_test_2.cc (main): Adjust test.
10557 2008-04-11 David S. Miller <davem@davemloft.net>
10558 Ian Lance Taylor <iant@google.com>
10560 * options.h (General_options): Add entries for '-Y' and
10562 * options.cc (General_options:finalize): If -Y was used, add those
10563 entries to the library path instead of the default "/lib" and
10566 2008-04-11 David S. Miller <davem@davemloft.net>
10568 * testsuite/justsyms.t: Start at 0x100.
10569 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10570 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10572 * testsuite/script_test_2.cc: Adjust string and section length
10575 2008-04-09 Ian Lance Taylor <iant@google.com>
10578 * script-sections.cc (Sections_element::allocate_to_segment): Add
10580 (Output_section_definition::allocate_to_segment): Likewise.
10581 (Orphan_output_section::allocate_to_segment): Likewise.
10582 (Script_sections::attach_sections_using_phdrs_clause): Don't
10583 propagate non-PT_LOAD segments to orphan sections.
10584 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10585 readelf rather than objdump.
10586 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10587 .interp section and PT_INTERP segment are the same size.
10588 * testsuite/Makefile.in: Rebuild.
10590 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10591 aliases for symbols defined in the same object.
10592 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10593 (weak_alias_test_SOURCES): New variable.
10594 (weak_alias_test_DEPENDENCIES): New variable.
10595 (weak_alias_test_LDFLAGS): New variable.
10596 (weak_alias_test_LDADD): New variable.
10597 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10598 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10599 (weak_alias_test_3.o): New target.
10600 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10601 * testsuite/weak_alias_test_main.cc: New file.
10602 * testsuite/weak_alias_test_1.cc: New file.
10603 * testsuite/weak_alias_test_2.cc: New file.
10604 * testsuite/weak_alias_test_3.cc: New file.
10606 2008-04-08 Ian Lance Taylor <iant@google.com>
10608 * options.h (class General_options): Add --noinhibit-exec option.
10609 * main.cc (main): Check --noinhibit-exec.
10611 * options.h (class General_options): Define --wrap as a special
10612 option. Add wrap_symbols_ field.
10613 (General_options::any_wrap_symbols): New function.
10614 (General_options::is_wrap_symbol): New function.
10615 * options.cc (General_options::parse_wrap): New function.
10616 (General_options::General_options): Initialize wrap_symbols_.
10617 * symtab.cc (Symbol_table::wrap_symbol): New function.
10618 (Symbol_table::add_from_object): Handle --wrap.
10619 * symtab.h (class Symbol_table): Declare wrap_symbol.
10620 * target.h (Target::wrap_char): New function.
10621 (Target::Target_info): Add wrap_char field.
10622 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10623 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10624 * testsuite/testfile.cc (Target_test::test_target_info):
10627 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10630 * layout.h (class Layout): Add added_eh_frame_data_ field.
10631 * layout.cc (Layout::Layout): Initialize new field.
10632 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10633 output section until we find a section we merged successfully.
10634 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10635 that the size be non-zero.
10637 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10640 2008-04-08 Craig Silverstein <csilvers@google.com>
10642 * configure.ac: Export new conditional variable HAVE_ZLIB.
10643 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10645 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10646 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10648 2008-04-07 Ian Lance Taylor <iant@google.com>
10650 * version.cc (version_string): Set to "1.5".
10652 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10653 Add issued_non_pic_error_ field. Declare check_non_pic.
10654 (Target_x86_64::Scan::check_non_pic): New function.
10655 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10656 (Target_x86_64::Scan::global): Likewise.
10658 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10659 addend parameter. Change caller. Handle merge sections.
10660 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10661 Address to Addend. Don't add in the result of
10662 local_section_offset, pass down the addend and use the returned
10664 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10665 Update declarations of local_section_offset and symbol_value.
10666 * testsuite/two_file_test_1.cc (t18): New function.
10667 * testsuite/two_file_test_2.cc (f18): New function.
10668 * testsuite/two_file_test_main.cc (main): Call t18.
10669 * testsuite/two_file_test.h (t18, f18): Declare.
10671 * configure.ac: Don't test for objdump, c++filt, or readelf.
10672 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10674 (TEST_READELF): New variable.
10675 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10676 (check_PROGRAMS): Add two_file_strip_test.
10677 (two_file_strip_test): New target.
10678 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10679 (two_file_same_shared_strip_test_SOURCES): New variable.
10680 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10681 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10682 (two_file_same_shared_strip_test_LDADD): New variable.
10683 (two_file_shared_strip.so): New target.
10684 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10685 (ver_test_5.syms, ver_test_7.syms): Likewise.
10686 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10687 (strip_test_3.stdout): Use TEST_OBJDUMP.
10688 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10690 2008-04-04 Cary Coutant <ccoutant@google.com>
10692 * symtab.h (Symbol::is_weak_undefined): New function.
10693 (Symbol::is_strong_undefined): New function.
10694 (Symbol::is_absolute): New function.
10695 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10696 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10698 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10699 (weak_undef_test): New target.
10700 * testsuite/Makefile.in: Rebuild.
10701 * testsuite/weak_undef_file1.cc: New file.
10702 * testsuite/weak_undef_file2.cc: New file.
10703 * testsuite/weak_undef_test.cc: New file.
10705 2008-04-03 Craig Silverstein <csilvers@google.com>
10707 * compressed_output.h (class Output_compressed_section): Use
10709 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10711 (zlib_compressed_suffix): Removed.
10712 (Output_compressed_section::set_final_data_size): Use unsigned
10714 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10715 Fix linker invocation.
10716 (flagstest_o_specialfile_and_compress_debug_sections):
10718 * testsuite/Makefile.in: Regenerated.
10720 2008-04-02 David S. Miller <davem@davemloft.net>
10722 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10723 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10725 2008-04-02 Craig Silverstein <csilvers@google.com>
10729 2008-04-02 Ian Lance Taylor <iant@google.com>
10731 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10732 parameters. Update for new key type to views_. Change all
10734 (File_read::read): Adjust for byteshift in returned view.
10735 (File_read::add_view): New function, broken out of
10736 find_and_make_view.
10737 (File_read::make_view): New function, broken out of
10738 find_and_make_view.
10739 (File_read::find_or_make_view): Add offset and aligned
10740 parameters. Rewrite accordingly. Change all callers.
10741 (File_read::get_view): Add offset and aligned parameters. Adjust
10742 for byteshift in return value.
10743 (File_read::get_lasting_view): Likewise.
10744 * fileread.h (class File_read): Update declarations.
10745 (class File_read::View): Add byteshift_ field. Add byteshift to
10746 constructor. Add byteshift method.
10747 * archive.h (Archive::clear_uncached_views): New function.
10748 (Archive::get_view): Add aligned parameter. Change all callers.
10749 * object.h (Object::get_view): Add aligned parameter. Change all
10751 (Object::get_lasting_view): Likewise.
10753 * fileread.cc (File_read::release): Don't call clear_views if
10754 there are multiple objects.
10755 * fileread.h (File_read::clear_uncached_views): New function.
10756 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10759 2008-03-31 Cary Coutant <ccoutant@google.com>
10761 Add thin archive support.
10762 * archive.cc (Archive::armagt): New const.
10763 (Archive::setup): Remove task parameter and calls to unlock.
10764 (Archive::unlock_nested_archives): New function.
10765 (Archive::read_header): Add nested_off parameter. Change
10767 (Archive::interpret_header): Likewise.
10768 (Archive::include_all_members): Change to handle thin
10770 (Archive::include_member): Likewise.
10771 * archive.h (Archive::Archive): Add new parameters and
10773 (Archive::armagt): New const.
10774 (Archive::setup): Remove task parameter.
10775 (Archive::unlock_nested_archives): New function.
10776 (Archive::read_header): Add nested_off parameter.
10777 (Archive::interpret_header): Likewise.
10778 (Archive::Nested_archive_table): New typedef.
10779 (Archive::is_thin_archive_): New field.
10780 (Archive::nested_archives_): New field.
10781 (Archive::options_): New field.
10782 (Archive::dirpath_): New field.
10783 (Archive::task_): New field.
10784 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10785 for thin archives. Pass additional parameters to
10786 Archive::Archive. Unlock the archive file after calling
10789 2008-03-29 Ian Lance Taylor <iant@google.com>
10791 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10792 version symbol to be local.
10793 * testsuite/ver_test_4.sh: New file.
10794 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10795 (check_DATA): Add ver_test_4.syms.
10796 (ver_test_4.syms): New target.
10797 * testsuite/Makefile.in: Rebuild.
10800 (Output_section::Input_section_sort_entry::has_priority): New
10802 (Output_section::Input_section_sort_entry::match_file_name): New
10804 (Output_section::Input_section_sort_entry::match_section_name):
10806 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10808 (Output_section::Input_section_sort_entry::match_section_file):
10810 (Output_section::Input_section_sort_compare::operator()): Rewrite
10811 using new Input_section_sort_entry functions. Sort crtbegin and
10812 crtend first. Sort sections with no priority before sections with
10814 * testsuite/initpri1.c (d3): Check j != 4.
10815 (cd5): New constructor/destructor function.
10816 (main): Check j != 2.
10818 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10819 new symbol when resolving, don't call set_is_default.
10820 * testsuite/ver_test_7.cc: New file.
10821 * testsuite/ver_test_7.sh: New file.
10822 * testsuite/Makefile.am (ver_test_7.so): New target.
10823 (ver_test_7.o): New target.
10824 (check_SCRIPTS): Add ver_test_7.sh.
10825 (check_DATA): Add ver_test_7.syms.
10826 (ver_test_7.syms): New target.
10828 2008-03-28 Ian Lance Taylor <iant@google.com>
10830 * layout.cc (Layout::layout): If we see an input section with a
10831 name that needs sorting, set the must_sort flag for the output
10833 (Layout::make_output_section): If the name of the output section
10834 indicates that it might require sorting, set the may_sort flag.
10835 * output.h (Output_section::may_sort_attached_input_sections): New
10837 (Output_section::set_may_sort_attached_input_sections): New
10839 (Output_section::must_sort_attached_input_sections): New
10841 (Output_section::set_must_sort_attached_input_sections): New
10843 (class Output_section): Declare Input_section_sort_entry. Define
10844 Input_section_sort_compare. Declare
10845 sort_attached_input_sections. Add new fields:
10846 may_sort_attached_input_sections_,
10847 must_sort_attached_input_sections_,
10848 attached_input_sections_are_sorted_.
10849 * output.cc (Output_section::Output_section): Initialize new
10851 (Output_section::add_input_section): Add an entry to
10852 input_sections_ if may_sort or must_sort are true.
10853 (Output_section::set_final_data_size): Call
10854 sort_attached_input_sections if necessary.
10855 (Output_section::Input_section_sort_entry): Define new class.
10856 (Output_section::Input_section_sort_compare::operator()): New
10858 (Output_section::sort_attached_input_sections): New function.
10859 * configure.ac: Check whether the compiler supports constructor
10860 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10861 * testsuite/initpri1.c: New file.
10862 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10863 CONSTRUCTOR_PRIORITY.
10864 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10865 (initpri1_LDFLAGS): New variable.
10866 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10868 2008-03-27 Ian Lance Taylor <iant@google.com>
10870 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10871 * testsuite/common_test_1.c: New file.
10872 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10873 (common_test_1_SOURCES): New variable.
10874 (common_test_1_DEPENDENCIES): New variable.
10875 (common_test_1_LDFLAGS): New variable.
10877 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10878 and commons_ correctly when NAME/VERSION does not override
10880 * testsuite/ver_test_6.c: New file.
10881 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10882 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10883 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10885 2008-03-26 Ian Lance Taylor <iant@google.com>
10887 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10888 of an undefined symbol from a version script.
10889 * testsuite/Makefile.am (ver_test_5.so): New target.
10890 (ver_test_5.o): New target.
10891 (check_SCRIPTS): Add ver_test_5.sh.
10892 (check_DATA): Add ver_test_5.syms.
10893 (ver_test_5.syms): New target.
10894 * testsuite/ver_test_5.cc: New file.
10895 * testsuite/ver_test_5.script: New file.
10896 * testsuite/ver_test_5.sh: New file.
10897 * Makefile.in, testsuite/Makefile.in: Rebuild.
10900 Fix problems building gold with gcc 4.3.0.
10901 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10902 (gold_error_at_location, gold_warning_at_location): Use it.
10903 * configure.ac: Check whether we can compile and use a template
10904 function with a printf attribute.
10905 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10906 when jumping over bytes.
10907 * object.cc: Instantiate Object::read_section_data.
10908 * debug.h: Include <cstring>
10909 * dwarf_reader.cc: Include <algorithm>
10910 * main.cc: Include <cstring>.
10911 * options.cc: Include <cstring>.
10912 * output.cc: Include <cstring>.
10913 * script.cc: Include <cstring>.
10914 * script.h: Include <string>.
10915 * symtab.cc: Include <cstring> and <algorithm>.
10916 * target-select.cc: Include <cstring>.
10917 * version.cc: Include <string>.
10918 * testsuite/testmain.cc: Include <cstdlib>.
10919 * configure, config.in: Rebuild.
10921 2008-03-25 Ian Lance Taylor <iant@google.com>
10923 * options.cc: Include "../bfd/bfdver.h".
10924 (options::help): Print bug reporting address.
10926 * version.cc (print_version): Adjust output for current value of
10927 BFD_VERSION_STRING.
10931 * options.cc (options::help): Print list of supported targets.
10932 * target-select.h: Include <vector>.
10933 (class Target_selector): Make machine_, size_, and is_big_endian_
10934 fields const. Add bfd_name_ and instantiated_target_ fields.
10935 (Target_selector::Target_selector): Add bfd_name parameter.
10936 (Target_selector::recognize): Make non-virtual, call
10938 (Target_selector::recognize_by_name): Make non-virtual, call
10939 do_recognize_by_name.
10940 (Target_selector::supported_names): New function.
10941 (Target_selector::bfd_name): New function.
10942 (Target_selector::do_instantiate_target): New pure virtual
10944 (Target_selector::do_recognize): New virtual function.
10945 (Target_selector::do_recognize_by_name): New virtual function.
10946 (Target_selector::instantiate_target): New private function.
10947 (supported_target_names): Declare.
10948 * target-select.cc (Target_selector::Target_selector): Update for
10949 new parameter and fields.
10950 (select_target_by_name): Check that the name matches before
10951 calling recognize_by_name.
10952 (supported_target_names): New function.
10953 * i386.cc (class Target_selector_i386): Update Target_selector
10954 constructor call. Remove recognize and recognize_by_name. Add
10955 do_instantiate_target.
10956 * x86_64.cc (class Target_selector_x86_64): Likewise.
10957 * testsuite/testfile.cc (class Target_selector_test): Update for
10958 changes to Target_selector.
10960 * README: Rewrite, with some notes on unsupported features.
10962 2008-03-24 Cary Coutant <ccoutant@google.com>
10964 * i386.cc (Target_i386::Got_type): New enum declaration.
10965 (Target_i386::Scan::local): Updated callers of Output_data_got
10967 (Target_i386::Scan::global): Likewise.
10968 (Target_i386::Relocate::relocate): Likewise.
10969 (Target_i386::Relocate::relocate_tls): Likewise.
10970 * object.h (Got_offset_list): New class.
10971 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10972 (Sized_relobj::local_got_offset): Likewise.
10973 (Sized_relobj::set_local_got_offset): Likewise.
10974 (Sized_relobj::local_has_tls_got_offset): Removed.
10975 (Sized_relobj::local_tls_got_offset): Removed.
10976 (Sized_relobj::set_local_tls_got_offset): Removed.
10977 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10978 * output.cc (Output_data_got::add_global): Added got_type parameter.
10979 (Output_data_got::add_global_with_rel): Likewise.
10980 (Output_data_got::add_global_with_rela): Likewise.
10981 (Output_data_got::add_global_pair_with_rel): New function.
10982 (Output_data_got::add_global_pair_with_rela): New function.
10983 (Output_data_got::add_local): Added got_type parameter.
10984 (Output_data_got::add_local_with_rel): Likewise.
10985 (Output_data_got::add_local_with_rela): Likewise.
10986 (Output_data_got::add_local_pair_with_rel): New function.
10987 (Output_data_got::add_local_pair_with_rela): New function.
10988 (Output_data_got::add_global_tls): Removed.
10989 (Output_data_got::add_global_tls_with_rel): Removed.
10990 (Output_data_got::add_global_tls_with_rela): Removed.
10991 (Output_data_got::add_local_tls): Removed.
10992 (Output_data_got::add_local_tls_with_rel): Removed.
10993 (Output_data_got::add_local_tls_with_rela): Removed.
10994 * output.h (Output_data_got::add_global): Added got_type parameter.
10995 (Output_data_got::add_global_with_rel): Likewise.
10996 (Output_data_got::add_global_with_rela): Likewise.
10997 (Output_data_got::add_global_pair_with_rel): New function.
10998 (Output_data_got::add_global_pair_with_rela): New function.
10999 (Output_data_got::add_local): Added got_type parameter.
11000 (Output_data_got::add_local_with_rel): Likewise.
11001 (Output_data_got::add_local_with_rela): Likewise.
11002 (Output_data_got::add_local_pair_with_rel): New function.
11003 (Output_data_got::add_local_pair_with_rela): New function.
11004 (Output_data_got::add_global_tls): Removed.
11005 (Output_data_got::add_global_tls_with_rel): Removed.
11006 (Output_data_got::add_global_tls_with_rela): Removed.
11007 (Output_data_got::add_local_tls): Removed.
11008 (Output_data_got::add_local_tls_with_rel): Removed.
11009 (Output_data_got::add_local_tls_with_rela): Removed.
11010 * resolve.cc (Symbol::override_base_with_special): Removed
11011 reference to has_got_offset_ field.
11012 * symtab.cc (Symbol::init_fields): Replaced initialization
11013 of got_offset_ with got_offsets_. Removed initialization
11015 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11016 (Symbol::got_offset): Likewise.
11017 (Symbol::set_got_offset): Likewise.
11018 (Symbol::has_tls_got_offset): Removed.
11019 (Symbol::tls_got_offset): Removed.
11020 (Symbol::set_tls_got_offset): Removed.
11021 (Symbol::got_offset_): Removed.
11022 (Symbol::tls_mod_got_offset_): Removed.
11023 (Symbol::tls_pair_got_offset_): Removed.
11024 (Symbol::got_offsets_): New field.
11025 (Symbol::has_got_offset): Removed.
11026 (Symbol::has_tls_mod_got_offset): Removed.
11027 (Symbol::has_tls_pair_got_offset): Removed.
11028 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11029 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11031 (Target_x86_64::Scan::global): Likewise.
11032 (Target_x86_64::Relocate::relocate): Likewise.
11033 (Target_x86_64::Relocate::relocate_tls): Likewise.
11035 2008-03-25 Ben Elliston <bje@au.ibm.com>
11037 * yyscript.y: Fix spelling error in comment.
11039 2008-03-24 Ian Lance Taylor <iant@google.com>
11041 * options.h (class General_options): Define build_id option.
11042 * layout.h (class Layout): Declare write_build_id, create_note,
11043 create_build_id. Add build_id_note_ member.
11044 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11045 "libiberty.h", "md5.h", "sha1.h".
11046 (Layout::Layout): Initialize eh_frame_data_,
11047 eh_frame_hdr_section_, and build_id_note_.
11048 (Layout::finalize): Call create_build_id.
11049 (Layout::create_note): New function, broken out of
11050 Layout::create_gold_note.
11051 (Layout::create_gold_note): Call create_note.
11052 (Layout::create_build_id): New function.
11053 (Layout::write_build_id): New function.
11054 (Close_task_runner::run): Call write_build_id.
11056 * x86_64.cc: Correct license to GPLv3.
11058 2008-03-23 Ian Lance Taylor <iant@google.com>
11060 * options.cc: Include "demangle.h".
11061 (parse_optional_string): New function.
11062 (parse_long_option): Handle takes_optional_argument.
11063 (parse_short_option): Update dash_z initializer. Handle
11064 takes_optional_argument.
11065 (General_options::General_options): Initialize do_demangle_.
11066 (General_options::finalize): Set do_demangle_. Handle demangling
11068 * options.h (parse_optional_string): Declare.
11069 (struct One_option): Add optional_arg field. Update constructor.
11070 Update call constructor calls. Add takes_optional_argument
11072 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11073 (DEFINE_optional_string): Define.
11074 (General_options::demangle): Change from DEFINE_bool to
11075 DEFINE_optional_string.
11076 (General_options::no_demangle): New function.
11077 (General_options::do_demangle): New function.
11078 (General_options::set_do_demangle): New function.
11079 (General_options::execstack_status_): Move definition to end of
11081 (General_options::static_): Likewise.
11082 (General_options::do_demangle_): New field.
11083 * object.cc (big_endian>::get_symbol_location_info): Call
11084 Options::do_demangle, not Options::demangle.
11085 * symtab.cc (demangle): Likewise.
11087 2008-03-22 Ian Lance Taylor <iant@google.com>
11089 * gold.h: Include <cstddef> and <sys/types.h>
11090 * options.h: Include <cstring>.
11092 2008-03-21 Ian Lance Taylor <iant@google.com>
11094 * Added source code to GNU binutils.