1 2011-06-07 Cary Coutant <ccoutant@google.com>
3 * testsuite/Makefile.am: Add incremental_copy_test,
4 incremental_common_test_1.
5 * testsuite/Makefile.in: Regenerate.
6 * testsuite/common_test_1_v1.c: New source file.
7 * testsuite/common_test_1_v2.c: New source file.
8 * testsuite/copy_test_v1.cc: New source file.
10 2011-06-07 Cary Coutant <ccoutant@google.com>
12 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
13 update, allocate common from bss section's free list.
14 * incremental-dump.cc (dump_incremental_inputs): Print flag for
15 linker-defined symbols.
16 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
17 Skip GOT and PLT entries that are no longer referenced.
18 (Output_section_incremental_inputs::write_info_blocks): Mark
19 linker-defined symbols.
20 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
21 * output.cc (Output_section::allocate): New function.
22 * output.h (Output_section::allocate): New function.
23 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
24 linker-defined symbols.
25 (Symbol::override_base_with_special): Copy is_predefined_ flag.
26 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
27 (Symbol::init_base_output_data): Likewise.
28 (Symbol::init_base_output_segment): Likewise.
29 (Symbol::init_base_constant): Likewise.
30 (Sized_symbol::init_output_data): Likewise.
31 (Sized_symbol::init_output_segment): Likewise.
32 (Sized_symbol::init_constant): Likewise.
33 (Symbol_table::do_define_in_output_data): Likewise.
34 (Symbol_table::do_define_in_output_segment): Likewise.
35 (Symbol_table::do_define_as_constant): Likewise.
36 * symtab.h (Symbol::is_predefined): New function.
37 (Symbol::init_base_output_data): Add is_predefined parameter.
38 (Symbol::init_base_output_segment): Likewise.
39 (Symbol::init_base_constant): Likewise.
40 (Symbol::is_predefined_): New data member.
41 (Sized_symbol::init_output_data): Add is_predefined parameter.
42 (Sized_symbol::init_output_segment): Likewise.
43 (Sized_symbol::init_constant): Likewise.
44 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
46 2011-06-07 Cary Coutant <ccoutant@google.com>
48 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
49 instead of emit_copy_reloc.
50 (Copy_relocs::emit_copy_reloc): Refactor.
51 (Copy_relocs::make_copy_reloc): New function.
52 (Copy_relocs::add_copy_reloc): Remove.
53 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
55 (Copy_relocs::make_copy_reloc): New function.
56 (Copy_relocs::add_copy_reloc): Remove.
57 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
58 unchanged input files.
59 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
60 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
61 Reserve BSS space for COPY relocations.
62 (Sized_incremental_binary::do_emit_copy_relocs): New function.
63 (Output_section_incremental_inputs::write_info_blocks): Record
64 whether a symbol is copied from a shared object.
65 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
66 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
67 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
68 (Incremental_input_entry_reader::get_output_symbol_index): Add
70 (Incremental_binary::emit_copy_relocs): New function.
71 (Incremental_binary::do_emit_copy_relocs): New function.
72 (Sized_incremental_binary::Sized_incremental_binary): Initialize
74 (Sized_incremental_binary::add_copy_reloc): New function.
75 (Sized_incremental_binary::do_emit_copy_relocs): New function.
76 (Sized_incremental_binary::Copy_reloc): New struct.
77 (Sized_incremental_binary::Copy_relocs): New typedef.
78 (Sized_incremental_binary::copy_relocs_): New data member.
79 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
80 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
81 * target.h (Sized_target::emit_copy_reloc): New function.
82 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
84 2011-06-02 Cary Coutant <ccoutant@google.com>
87 * gold/archive.cc (Archive::Archive): Initialize new data member.
88 (Archive::include_all_members): Return if archive has already been
90 * gold/archive.h (Archive::include_all_members_): New data member.
92 2011-06-02 Nick Clifton <nickc@redhat.com>
94 * dynobj.h: Fix spelling mistake in comment.
95 * output.cc: Likewise.
97 2011-05-31 Doug Kwan <dougkwan@google.com>
101 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
102 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
103 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
104 redundant arm_exidx_test.so.
105 * testsuite/Makefile.in: Regenerate.
106 (check_SCRIPTS): Add pr12826.sh
107 (check_DATA): Add pr12826.stdout
108 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
109 * testsuite/pr12826.sh: New file.
110 * testsuite/pr12826_1.s: Ditto.
111 * testsuite/pr12826_1.s: Ditto.
113 2011-05-30 Ian Lance Taylor <iant@google.com>
115 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
118 2011-05-29 Ian Lance Taylor <iant@google.com>
121 * testsuite/Makefile.am: Use different file name for two_file_test
122 temporary file for each incremental test.
123 * testsuite/Makefile.in: Rebuild.
125 2011-05-29 Ian Lance Taylor <iant@google.com>
127 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
128 binary input file is empty.
130 2011-05-27 Ian Lance Taylor <iant@google.com>
132 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
133 (ver_test_9.so): Likewise.
134 * testsuite/Makefile.in: Rebuild.
136 2011-05-26 Cary Coutant <ccoutant@google.com>
138 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
139 * incremental.cc (Incremental_inputs::report_input_section): Fix
140 comment, indentation.
141 (Incremental_inputs::report_comdat_group): New function.
142 (Output_section_incremental_inputs::set_final_data_size): Adjust size
143 of data for incremental input file entry.
144 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
145 group count, COMDAT group signatures.
146 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
147 an unchanged input file.
148 * incremental.h (Incremental_object_entry::Incremental_object_entry):
149 Initialize new data member.
150 (Incremental_object_entry::add_comdat_group): New function.
151 (Incremental_object_entry::get_comdat_group_count): New function.
152 (Incremental_object_entry::get_comdat_signature_key): New function.
153 (Incremental_object_entry::groups_): New data member.
154 (Incremental_inputs::report_comdat_group): New function.
155 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
156 data for incremental input file entry.
157 (Incremental_input_entry_reader::get_comdat_group_count): New function.
158 (Incremental_input_entry_reader::get_input_section): Adjust size of
159 data for incremental input file entry.
160 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
161 (Incremental_input_entry_reader::get_comdat_group_signature): New
163 * object.cc (Sized_relobj::include_section_group): Report kept
164 COMDAT groups for incremental links.
166 2011-05-24 David Meyer <pdox@google.com>
168 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
169 with name parameter. Add found_name parameter.
170 * fileread.cc (Input_file::find_file): Adjust code accordingly.
171 * dirsearch.h (class Dirsearch): Update declaration.
173 2011-05-24 Ian Lance Taylor <iant@google.com>
175 * archive.cc (Library_base::should_include_member): Pull in object
176 from archive if it defines the entry symbol.
177 * parameters.cc (Parameters::entry): New function.
178 * parameters.h (class Parameters): Declare entry.
179 * output.h (class Output_file_header): Remove entry_ field.
180 * output.cc (Output_file_header::Output_file_header): Remove entry
181 parameter. Change all callers.
182 (Output_file_header::entry): Use parameters->entry.
183 * gold.cc (queue_middle_tasks): Likewise.
184 * plugin.cc (Plugin_hook::run): Likewise.
186 2011-05-24 Cary Coutant <ccoutant@google.com>
188 * gold.cc (queue_initial_tasks): Pass incremental base filename
189 to Output_file::open_base_file; don't print error message.
190 * incremental-dump.cc (main): Adjust call to
191 Output_file::open_for_modification.
192 * incremental-dump.cc (main): Likewise.
193 * incremental.cc (Incremental_inputs::report_command_line):
194 Ignore --incremental-base option when comparing command lines.
195 Ignore parameter when given as separate argument.
196 * options.h (class General_options): Add --incremental-base.
197 * output.cc (Output_file::Output_file):
198 (Output_file::open_base_file): Add base_name and writable parameters;
199 read base file into new file; print error message here.
200 (Output_file::map_no_anonymous): Add writable parameter; adjust all
202 * output.h (Output_file::open_for_modification): Rename to...
203 (Output_file::open_base_file): ...this; add base_name and
204 writable parameters; adjust all callers.
205 (Output_file::map_no_anonymous): Add writable parameter; adjust all
207 * testsuite/Makefile.am (incremental_test_4): Test
209 * testsuite/Makefile.in: Regenerate.
211 2011-05-24 Cary Coutant <ccoutant@google.com>
213 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
215 * testsuite/Makefile.in: Regenerate.
216 * testsuite/two_file_test_1_v1.cc: New test source file.
217 * testsuite/two_file_test_1b_v1.cc: New test source file.
218 * testsuite/two_file_test_2_v1.cc: New test source file.
220 2011-05-24 Cary Coutant <ccoutant@google.com>
222 * dynobj.h (Dynobj::do_dynobj): New function.
223 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
224 flag and soname for shared objects.
225 * incremental.cc (Incremental_inputs::report_object): Make
226 either Incremental_object_entry or Incremental_dynobj_entry; add
227 soname to string table.
228 (Incremental_inputs::report_input_section): Add assertion.
229 (Output_section_incremental_inputs::set_final_data_size): Adjust
230 type of input file entry for shared libraries; adjust size of
231 shared library info entry.
232 (Output_section_incremental_inputs::write_input_files): Write
233 as_needed flag for shared libraries.
234 (Output_section_incremental_inputs::write_info_blocks): Adjust type
235 of input file entry for shared libraries; write soname.
236 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
237 soname from incremental info.
238 * incremental.h (enum Incremental_input_flags): Add
239 INCREMENTAL_INPUT_AS_NEEDED.
240 (Incremental_input_entry::Incremental_input_entry): Initialize new
242 (Incremental_input_entry::set_as_needed): New function.
243 (Incremental_input_entry::as_needed): New function.
244 (Incremental_input_entry::do_dynobj_entry): New function.
245 (Incremental_input_entry::as_needed_): New data member.
246 (Incremental_object_entry::Incremental_object_entry): Don't check
248 (Incremental_object_entry::do_type): Likewise.
249 (class Incremental_dynobj_entry): New class.
250 (Incremental_input_entry_reader::as_needed): New function.
251 (Incremental_input_entry_reader::get_soname): New function.
252 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
253 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
254 size of shared library info entry.
255 * layout.cc (Layout::finish_dynamic_section): Don't test for
256 incremental link when adding DT_NEEDED entries.
257 * object.h (Object::Object): Initialize new data member.
258 (Object::dynobj): New function.
259 (Object::set_as_needed): New function.
260 (Object::as_needed): New function.
261 (Object::do_dynobj): New function.
262 (Object::as_needed_): New data member.
264 2011-05-24 Cary Coutant <ccoutant@google.com>
266 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
267 info; adjust display of GOT entries.
268 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
269 vector of input objects; remove file_status_.
270 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
271 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
272 got_plt reader; call target hooks to reserve GOT entries.
273 (Output_section_incremental_inputs::set_final_data_size): Adjust size
274 of input file info header and GOT info entry.
275 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
277 (Got_plt_view_info::got_descriptor): Remove.
278 (Got_plt_view_info::sym_index): New data member.
279 (Got_plt_view_info::input_index): New data member.
280 (Local_got_offset_visitor::visit): Write input file index.
281 (Global_got_offset_visitor::visit): Write 0 for input file index.
282 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
283 with sym_index and input_index.
284 (Output_section_incremental_inputs::write_got_plt): Adjust size of
285 incremental info GOT entry; replace got_descriptor with input_index.
286 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
287 map from input file index to object.
288 (Sized_relobj_incr::do_layout): Replace direct data member reference
289 with accessor function.
290 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
291 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
292 Adjust size of input file info header.
293 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
294 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
295 (Incremental_input_entry_reader::get_input_section): Adjust size of
296 input file info header.
297 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
298 of incremental info GOT entry.
299 (Incremental_got_plt_reader::get_got_desc): Remove.
300 (Incremental_got_plt_reader::get_got_symndx): New function.
301 (Incremental_got_plt_reader::get_got_input_index): New function.
302 (Sized_incremental_binary::Sized_incremental_binary): Remove
303 file_status_; add input_objects_.
304 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
305 (Sized_incremental_binary::set_file_is_unchanged): Remove.
306 (Sized_incremental_binary::file_is_unchanged): Remove.
307 (Sized_incremental_binary::set_input_object): New function.
308 (Sized_incremental_binary::input_object): New function.
309 (Sized_incremental_binary::file_status_): Remove.
310 (Sized_incremental_binary::input_objects_): New data member.
311 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
313 (Sized_relobj_incr::invalid_address): Move to base class.
314 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
316 (Sized_relobj_incr::do_output_section_offset): Likewise.
317 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
318 (Sized_relobj_incr::section_offsets_): Likewise.
319 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
321 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
322 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
323 with accessor function.
324 (Sized_relobj_file::do_layout): Likewise.
325 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
326 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
327 (Sized_relobj_file::compute_final_local_value): Replace refs to
328 section_offsets_ with accessor function.
329 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
330 * object.h (Relobj::Relobj): Initialize new data members.
331 (Relobj::add_dyn_reloc): New function.
332 (Relobj::first_dyn_reloc): New function.
333 (Relobj::dyn_reloc_count): New function.
334 (Relobj::first_dyn_reloc_): New data member.
335 (Relobj::dyn_reloc_count_): New data member.
336 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
338 (Sized_relobj::Address): New typedef.
339 (Sized_relobj::invalid_address): Move here from child class.
340 (Sized_relobj::Sized_relobj): Initialize new data members.
341 (Sized_relobj::sized_relobj): New function.
342 (Sized_relobj::is_output_section_offset_invalid): Move here from
344 (Sized_relobj::get_output_section_offset): Likewise.
345 (Sized_relobj::local_has_got_offset): Likewise.
346 (Sized_relobj::local_got_offset): Likewise.
347 (Sized_relobj::set_local_got_offset): Likewise.
348 (Sized_relobj::do_for_all_local_got_entries): Likewise.
349 (Sized_relobj::clear_got_offsets): New function.
350 (Sized_relobj::section_offsets): Move here from child class.
351 (Sized_relobj::do_output_section_offset): Likewise.
352 (Sized_relobj::do_set_section_offset): Likewise.
353 (Sized_relobj::Local_got_offsets): Likewise.
354 (Sized_relobj::local_got_offsets_): Likewise.
355 (Sized_relobj::section_offsets_): Likewise.
356 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
358 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
360 (Sized_relobj_file::sized_relobj): New function
361 (Sized_relobj_file::local_has_got_offset): Move to base class.
362 (Sized_relobj_file::local_got_offset): Likewise.
363 (Sized_relobj_file::set_local_got_offset): Likewise.
364 (Sized_relobj_file::get_output_section_offset): Likewise.
365 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
366 (Sized_relobj_file::do_output_section_offset): Likewise.
367 (Sized_relobj_file::do_set_section_offset): Likewise.
368 (Sized_relobj_file::Local_got_offsets): Likewise.
369 (Sized_relobj_file::local_got_offsets_): Likewise.
370 (Sized_relobj_file::section_offsets_): Likewise.
371 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
373 (set_needs_dynsym_index): Convert relobj to derived class pointer.
374 (Output_reloc::get_symbol_index): Likewise.
375 (Output_reloc::local_section_offset): Likewise.
376 (Output_reloc::get_address): Likewise.
377 (Output_reloc::symbol_value): Likewise.
378 (Output_data_got::reserve_slot): Move to class definition.
379 (Output_data_got::reserve_local): New function.
380 (Output_data_got::reserve_slot_for_global): Remove.
381 (Output_data_got::reserve_global): New function.
382 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
383 (all constructors, two instantiations).
384 (Output_reloc::get_relobj): New function (two instantiations).
385 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
386 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
387 (Output_data_reloc::add_global): Adjust type of relobj.
388 (Output_data_reloc::add_global_relative): Likewise.
389 (Output_data_reloc::add_symbolless_global_addend): Likewise.
390 (Output_data_reloc::add_local): Likewise.
391 (Output_data_reloc::add_local_relative): Likewise.
392 (Output_data_reloc::add_symbolless_local_addend): Likewise.
393 (Output_data_reloc::add_local_section): Likewise.
394 (Output_data_reloc::add_output_section): Likewise.
395 (Output_data_reloc::add_absolute): Likewise.
396 (Output_data_reloc::add_target_specific): Likewise.
397 (Output_data_got::reserve_slot): Move definition here.
398 (Output_data_got::reserve_local): New function.
399 (Output_data_got::reserve_global): New function.
400 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
401 section_offsets_ with accessor function.
402 (Sized_relobj_file::write_sections): Likewise.
403 (Sized_relobj_file::do_relocate_sections): Likewise.
404 * target.h (Sized_target::reserve_local_got_entry): New function.
405 (Sized_target::reserve_global_got_entry): New function.
406 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
407 (Target_x86_64::reserve_global_got_entry): New function.
408 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
410 2011-05-23 Cary Coutant <ccoutant@google.com>
412 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
413 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
414 bit when checking got_type.
415 * incremental.cc (Sized_incremental_binary::setup_readers):
416 Store symbol table and string table locations; initialize bit vector
417 of file status flags.
418 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
420 (Sized_incremental_binary::do_process_got_plt): New function.
421 (Sized_incremental_binary::get_symtab_view): Use stored locations.
422 (Output_section_incremental_inputs::set_final_data_size): Record
423 file index for each input file.
424 (Output_section_incremental_inputs::write_got_plt): Store file index
425 instead of input entry offset for each GOT entry.
427 (Incremental_input_entry::Incremental_input_entry): Initialize new
429 (Incremental_input_entry::set_offset): Store file index.
430 (Incremental_input_entry::get_file_index): New function.
431 (Incremental_input_entry::file_index_): New data member.
432 (Incremental_binary::process_got_plt): New function.
433 (Incremental_binary::do_process_got_plt): New function.
434 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
436 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
437 (Sized_incremental_binary::set_file_is_unchanged): New function.
438 (Sized_incremental_binary::file_is_unchanged): New function.
439 (Sized_incremental_binary::do_process_got_plt): New function.
440 (Sized_incremental_binary::file_status_): New data member.
441 (Sized_incremental_binary::main_symtab_loc_): New data member.
442 (Sized_incremental_binary::main_strtab_loc_): New data member.
443 * output.cc (Output_data_got::Got_entry::write): Add case
445 (Output_data_got::add_global): Call add_got_entry.
446 (Output_data_got::add_global_plt): Likewise.
447 (Output_data_got::add_global_with_rel): Likewise.
448 (Output_data_got::add_global_with_rela): Likewise.
449 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
450 (Output_data_got::add_global_pair_with_rela): Likewise.
451 (Output_data_got::add_local): Call add_got_entry.
452 (Output_data_got::add_local_plt): Likewise.
453 (Output_data_got::add_local_with_rel): Likewise.
454 (Output_data_got::add_local_with_rela): Likewise.
455 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
456 (Output_data_got::add_local_pair_with_rela): Likewise.
457 (Output_data_got::reserve_slot): New function.
458 (Output_data_got::reserve_slot_for_global): New function.
459 (Output_data_got::add_got_entry): New function.
460 (Output_data_got::add_got_entry_pair): New function.
461 (Output_section::add_output_section_data): Edit FIXME.
463 (Output_section_data_build::Output_section_data_build): New
464 constructor with size parameter.
465 (Output_data_space::Output_data_space): Likewise.
466 (Output_data_got::Output_data_got): Initialize new data member; new
467 constructor with size parameter.
468 (Output_data_got::add_constant): Call add_got_entry.
469 (Output_data_got::reserve_slot): New function.
470 (Output_data_got::reserve_slot_for_global): New function.
471 (class Output_data_got::Got_entry): Add RESERVED_CODE.
472 (Output_data_got::add_got_entry): New function.
473 (Output_data_got::add_got_entry_pair): New function.
474 (Output_data_got::free_list_): New data member.
475 * target.h (Sized_target::init_got_plt_for_update): New function.
476 (Sized_target::register_global_plt_entry): New function.
477 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
478 Initialize new data member; call init; add constructor with PLT count.
479 (Output_data_plt_x86_64::init): New function.
480 (Output_data_plt_x86_64::add_relocation): New function.
481 (Output_data_plt_x86_64::reserve_slot): New function.
482 (Output_data_plt_x86_64::free_list_): New data member.
483 (Target_x86_64::init_got_plt_for_update): New function.
484 (Target_x86_64::register_global_plt_entry): New function.
485 (Output_data_plt_x86_64::add_entry): Allocate from free list for
487 (Output_data_plt_x86_64::add_relocation): New function.
488 * testsuite/object_unittest.cc (Object_test): Set default options.
490 2011-05-16 Ian Lance Taylor <iant@google.com>
492 * options.h (class General_options): Make -i a synonym for -r.
494 2011-05-16 Ian Lance Taylor <iant@google.com>
496 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
498 2011-05-10 Cary Coutant <ccoutant@google.com>
500 * object.cc (Sized_relobj::do_count_local_symbols): Check for
503 2011-05-06 Ian Lance Taylor <iant@google.com>
505 * layout.cc (Layout::layout): If the output section flags change,
508 2011-04-25 Cary Coutant <ccoutant@google.com>
510 * incremental-dump.cc (dump_incremental_inputs): Print local
511 symbol info for each input file.
513 (Output_section_incremental_inputs::set_final_data_size): Add local
514 symbol info to input file entries in incremental info.
515 (Output_section_incremental_inputs::write_info_blocks): Likewise.
516 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
517 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
518 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
520 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
521 (Sized_incr_relobj::do_relocate): Write the local symbols.
522 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
523 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
524 Adjust size of input file header.
525 (Incremental_inputs_reader::get_local_symbol_offset): New function.
526 (Incremental_inputs_reader::get_local_symbol_count): New function.
527 (Incremental_inputs_reader::get_input_section): Adjust size of input
529 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
530 (Sized_incr_relobj::This): New typedef.
531 (Sized_incr_relobj::sym_size): New const data member.
532 (Sized_incr_relobj::Local_symbol): New struct.
533 (Sized_incr_relobj::do_output_local_symbol_count): New function.
534 (Sized_incr_relobj::do_local_symbol_offset): New function.
535 (Sized_incr_relobj::local_symbol_count_): New data member.
536 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
537 (Sized_incr_relobj::local_symbol_index_): New data member.
538 (Sized_incr_relobj::local_symbol_offset_): New data member.
539 (Sized_incr_relobj::local_dynsym_offset_): New data member.
540 (Sized_incr_relobj::local_symbols_): New data member.
541 * object.h (Relobj::output_local_symbol_count): New function.
542 (Relobj::local_symbol_offset): New function.
543 (Relobj::do_output_local_symbol_count): New function.
544 (Relobj::do_local_symbol_offset): New function.
545 (Sized_relobj::do_output_local_symbol_count): New function.
546 (Sized_relobj::do_local_symbol_offset): New function.
548 2011-04-22 Vladimir Simonov <sv@sw.ru>
550 * descriptors.cc (set_close_on_exec): New function.
551 (Descriptors::open): Use set_close_on_exec.
552 * output.cc (S_ISLNK): Define if not defined.
554 2011-04-22 Cary Coutant <ccoutant@google.com>
556 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
558 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
559 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
560 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
562 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
563 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
564 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
566 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
568 (Incremental_binary::apply_incremental_relocs): New function.
569 (Incremental_binary::do_apply_incremental_relocs): New function.
570 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
572 (Sized_incremental_binary::add_global_symbol): New function.
573 (Sized_incremental_binary::global_symbol): New function.
574 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
575 (Sized_incremental_binary::symbol_map_): New data member.
576 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
577 * target.h (Sized_target::apply_relocation): New function.
578 * target-reloc.h (apply_relocation): New function.
579 * x86_64.cc (Target_x86_64::apply_relocation): New function.
581 2011-04-22 Doug Kwan <dougkwan@google.com>
583 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
584 flag of a SHT_ARM_EXIDX section.
585 * testsuite/Makefile.am (arm_exidx_test): New test rules.
586 * testsuite/Makefile.in: Regenerate.
587 * testsuite/arm_exidx_test.s: New file.
588 * testsuite/arm_exidx_test.sh: Same.
590 2011-04-20 Cary Coutant <ccoutant@google.com>
593 * archive.h (Incremental_archive_entry::Archive_member):
594 Initialize arg_serial_ (second constructor).
596 2011-04-17 Ian Lance Taylor <iant@google.com>
598 * object.cc (Relocate_info::location): Simplify location string.
599 * errors.cc (Errors::error_at_location): Don't print program
601 (Errors::warning_at_location): Likewise.
602 (Errors::undefined_symbol): Likewise.
603 * testsuite/debug_msg.sh: Update accordingly.
605 2011-04-14 Cary Coutant <ccoutant@google.com>
607 * gold/layout.cc (Layout::symtab_section_offset): New function.
608 * gold/layout.h (Layout::symtab_section_offset): New function.
609 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
611 2011-04-12 Ian Lance Taylor <iant@google.com>
613 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
615 * output.h (class Output_file): Add map_is_allocated_ field.
616 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
617 not available, provide stubs. If mremap is not available, #define
619 (MREMAP_MAYMOVE): Define if not defined.
620 (Output_file::Output_file): Initialize map_is_allocated_.
621 (Output_file::resize): Check map_is_allocated_.
622 (Output_file::map_anonymous): If mmap fails, use malloc.
623 (Output_file::unmap): Don't do anything for an anonymous map.
624 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
625 is not available, provide stubs.
626 (File_read::View::~View): Use free rather than delete[].
627 (File_read::make_view): Use malloc rather than new[]. If mmap
629 (File_read::find_or_make_view): Use malloc rather than new[].
630 * gold.h: Remove HAVE_REMAP code.
631 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
632 exists. Rename mremap to gold_mremap. If mmap is not available
634 * configure, config.in: Rebuild.
636 2011-04-11 Ian Lance Taylor <iant@google.com>
638 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
639 initialize local variable v.
641 2011-04-11 Cary Coutant <ccoutant@google.com>
643 * archive.cc (Archive::include_member): Adjust call to
645 (Add_archive_symbols::run): Track argument serial numbers.
646 (Lib_group::include_member): Likewise.
647 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
648 * archive.h (Incremental_archive_entry::Archive_member):
649 Initialize arg_serial_.
650 (Archive_member::arg_serial_): New data member.
651 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
652 (Sized_dynobj::do_add_symbols): Track symbols when doing an
654 (Sized_dynobj::do_for_all_local_got_entries): New function.
655 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
657 * fileread.cc (get_mtime): New function.
658 * fileread.h (get_mtime): New function.
659 * gold.cc (queue_initial_tasks): Check for incremental update.
660 (process_incremental_input): New function.
661 (queue_middle_tasks): Don't force valid target for incremental
663 * incremental-dump.cc (find_input_containing_global): Adjust
664 size of symbol info entry.
665 (dump_incremental_inputs): Dump argument serial number and
666 in_system_directory flag; bias shndx by 1; print symbol names
667 when dumping per-file symbol lists; use new symbol info readers.
669 (Output_section_incremental_inputs:update_data_size): New function.
670 (Sized_incremental_binary::setup_readers): Setup input readers
671 for each input file; build maps for files added from libraries
673 (Sized_incremental_binary::check_input_args): New function.
674 (Sized_incremental_binary::do_check_inputs): Build map of argument
675 serial numbers to input arguments.
676 (Sized_incremental_binary::do_file_has_changed): Rename
677 do_file_is_unchanged to this; compare file modification times.
678 (Sized_incremental_binary::do_init_layout): New function.
679 (Sized_incremental_binary::do_reserve_layout): New function.
680 (Sized_incremental_binary::do_get_input_reader): Remove.
681 (Sized_incremental_binary::get_symtab_view): New function.
682 (Incremental_checker::can_incrementally_link_output_file): Remove.
683 (Incremental_inputs::report_command_line): Exclude --debug options.
684 (Incremental_inputs::report_archive_begin): Add parameter; track
685 argument serial numbers; don't put input file entry for archive
686 before archive members.
687 (Incremental_inputs::report_archive_end): Put input file entry
688 for archive after archive members.
689 (Incremental_inputs::report_object): Add parameter; track argument
690 serial numbers and in_system_directory flag.
691 (Incremental_inputs::report_script): Add parameter; track argument
693 (Output_section_incremental_inputs::set_final_data_size): Adjust
694 size of symbol info entry; check for forwarding symbols.
695 (Output_section_incremental_inputs::write_input_files): Write
696 in_system_directory flag and argument serial number.
697 (Output_section_incremental_inputs::write_info_blocks): Map section
698 indices between incremental info and original input file; store
699 input section index for each symbol.
700 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
701 change operator() to visit().
702 (class Global_got_offset_visitor): Likewise.
703 (class Global_symbol_visitor_got_plt):
704 (Output_section_incremental_inputs::write_got_plt): Use new visitor
706 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
707 (Sized_incr_relobj::do_read_symbols): New function.
708 (Sized_incr_relobj::do_layout): New function.
709 (Sized_incr_relobj::do_layout_deferred_sections): New function.
710 (Sized_incr_relobj::do_add_symbols): New function.
711 (Sized_incr_relobj::do_should_include_member): New function.
712 (Sized_incr_relobj::do_for_all_global_symbols): New function.
713 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
714 (Sized_incr_relobj::do_section_size): New function.
715 (Sized_incr_relobj::do_section_name): New function.
716 (Sized_incr_relobj::do_section_contents): New function.
717 (Sized_incr_relobj::do_section_flags): New function.
718 (Sized_incr_relobj::do_section_entsize): New function.
719 (Sized_incr_relobj::do_section_address): New function.
720 (Sized_incr_relobj::do_section_type): New function.
721 (Sized_incr_relobj::do_section_link): New function.
722 (Sized_incr_relobj::do_section_info): New function.
723 (Sized_incr_relobj::do_section_addralign): New function.
724 (Sized_incr_relobj::do_initialize_xindex): New function.
725 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
726 (Sized_incr_relobj::do_read_relocs): New function.
727 (Sized_incr_relobj::do_gc_process_relocs): New function.
728 (Sized_incr_relobj::do_scan_relocs): New function.
729 (Sized_incr_relobj::do_count_local_symbols): New function.
730 (Sized_incr_relobj::do_finalize_local_symbols): New function.
731 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
732 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
733 (Sized_incr_relobj::do_relocate): New function.
734 (Sized_incr_relobj::do_set_section_offset): New function.
735 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
736 (Sized_incr_dynobj::do_read_symbols): New function.
737 (Sized_incr_dynobj::do_layout): New function.
738 (Sized_incr_dynobj::do_add_symbols): New function.
739 (Sized_incr_dynobj::do_should_include_member): New function.
740 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
741 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
742 (Sized_incr_dynobj::do_section_size): New function.
743 (Sized_incr_dynobj::do_section_name): New function.
744 (Sized_incr_dynobj::do_section_contents): New function.
745 (Sized_incr_dynobj::do_section_flags): New function.
746 (Sized_incr_dynobj::do_section_entsize): New function.
747 (Sized_incr_dynobj::do_section_address): New function.
748 (Sized_incr_dynobj::do_section_type): New function.
749 (Sized_incr_dynobj::do_section_link): New function.
750 (Sized_incr_dynobj::do_section_info): New function.
751 (Sized_incr_dynobj::do_section_addralign): New function.
752 (Sized_incr_dynobj::do_initialize_xindex): New function.
753 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
754 (make_sized_incremental_object): New function.
755 (Incremental_library::copy_unused_symbols): New function.
756 (Incremental_library::do_for_all_unused_symbols): New function.
757 * incremental.h (enum Incremental_input_flags): New type.
758 (class Incremental_checker): Remove.
759 (Incremental_input_entry::Incremental_input_entry): Add argument
761 (Incremental_input_entry::arg_serial): New function.
762 (Incremental_input_entry::set_is_in_system_directory): New function.
763 (Incremental_input_entry::is_in_system_directory): New function.
764 (Incremental_input_entry::arg_serial_): New data member.
765 (Incremental_input_entry::is_in_system_directory_): New data member.
766 (class Script_info): Move here from script.h.
767 (Script_info::Script_info): Add filename parameter.
768 (Script_info::filename): New function.
769 (Script_info::filename_): New data member.
770 (Incremental_script_entry::Incremental_script_entry): Add argument
772 (Incremental_object_entry::Incremental_object_entry): Likewise.
773 (Incremental_object_entry::add_input_section): Build list of input
774 sections with map to original shndx.
775 (Incremental_object_entry::get_input_section_index): New function.
776 (Incremental_object_entry::shndx_): New data member.
777 (Incremental_object_entry::name_key_): Rename; adjust all refs.
778 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
779 (Incremental_archive_entry::Incremental_archive_entry): Add argument
781 (Incremental_inputs::report_archive_begin): Likewise.
782 (Incremental_inputs::report_object): Likewise.
783 (Incremental_inputs::report_script): Likewise.
784 (class Incremental_global_symbol_reader): New class.
785 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
786 and store flags and input file type.
787 (Incremental_input_entry_reader::arg_serial): New function.
788 (Incremental_input_entry_reader::type): Extract type from flags.
789 (Incremental_input_entry_reader::is_in_system_directory): New function.
790 (Incremental_input_entry_reader::get_input_section_count): Call
791 accessor function for type.
792 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
793 function for type; adjust size of global symbol entry.
794 (Incremental_input_entry_reader::get_global_symbol_count): Call
795 accessor function for type.
796 (Incremental_input_entry_reader::get_object_count): Likewise.
797 (Incremental_input_entry_reader::get_object_offset): Likewise.
798 (Incremental_input_entry_reader::get_member_count): Likewise.
799 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
800 (Incremental_input_entry_reader::get_member_offset): Likewise.
801 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
802 (Incremental_input_entry_reader::Global_symbol_info): Remove.
803 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
804 (Incremental_input_entry_reader::get_global_symbol_reader): New
806 (Incremental_input_entry_reader::get_output_symbol_index): New
808 (Incremental_input_entry_reader::type_): Remove.
809 (Incremental_input_entry_reader::flags_): New data member.
810 (Incremental_inputs_reader::input_file_offset): New function.
811 (Incremental_inputs_reader::input_file_index): New function.
812 (Incremental_inputs_reader::input_file): Call input_file_offset.
813 (Incremental_inputs_reader::input_file_at_offset): New function.
814 (Incremental_relocs_reader::get_r_type): Reformat.
815 (Incremental_relocs_reader::get_r_shndx): Reformat.
816 (Incremental_relocs_reader::get_r_offset): Reformat.
817 (Incremental_relocs_reader::data): New function.
818 (Incremental_binary::Incremental_binary): Initialize new data members.
819 (Incremental_binary::check_inputs): Add cmdline parameter.
820 (Incremental_binary::file_is_unchanged): Remove.
821 (Input_reader::arg_serial): New function.
822 (Input_reader::get_unused_symbol_count): New function.
823 (Input_reader::get_unused_symbol): New function.
824 (Input_reader::do_arg_serial): New function.
825 (Input_reader::do_get_unused_symbol_count): New function.
826 (Input_reader::do_get_unused_symbol): New function.
827 (Incremental_binary::input_file_count): New function.
828 (Incremental_binary::get_input_reader): Change signature to use
829 index instead of filename.
830 (Incremental_binary::file_has_changed): New function.
831 (Incremental_binary::get_input_argument): New function.
832 (Incremental_binary::get_library): New function.
833 (Incremental_binary::get_script_info): New function.
834 (Incremental_binary::init_layout): New function.
835 (Incremental_binary::reserve_layout): New function.
836 (Incremental_binary::output_file): New function.
837 (Incremental_binary::do_check_inputs): New function.
838 (Incremental_binary::do_file_is_unchanged): Remove.
839 (Incremental_binary::do_file_has_changed): New function.
840 (Incremental_binary::do_init_layout): New function.
841 (Incremental_binary::do_reserve_layout): New function.
842 (Incremental_binary::do_input_file_count): New function.
843 (Incremental_binary::do_get_input_reader): Change signature.
844 (Incremental_binary::input_args_map_): New data member.
845 (Incremental_binary::library_map_): New data member.
846 (Incremental_binary::script_map_): New data member.
847 (Sized_incremental_binary::Sized_incremental_binary): Initialize
849 (Sized_incremental_binary::output_section): New function.
850 (Sized_incremental_binary::inputs_reader): Add const.
851 (Sized_incremental_binary::symtab_reader): Add const.
852 (Sized_incremental_binary::relocs_reader): Add const.
853 (Sized_incremental_binary::got_plt_reader): Add const.
854 (Sized_incremental_binary::get_symtab_view): New function.
855 (Sized_incremental_binary::Inputs_reader): New typedef.
856 (Sized_incremental_binary::Input_entry_reader): New typedef.
857 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
858 (Sized_incremental_binary::do_file_is_unchanged): Remove.
859 (Sized_incremental_binary::do_file_has_changed): New function.
860 (Sized_incremental_binary::do_init_layout): New function.
861 (Sized_incremental_binary::do_reserve_layout): New function.
862 (Sized_input_reader::Inputs_reader): Remove.
863 (Sized_input_reader::Input_entry_reader): Remove.
864 (Sized_input_reader::do_arg_serial): New function.
865 (Sized_input_reader::do_get_unused_symbol_count): New function.
866 (Sized_input_reader::do_get_unused_symbol): New function.
867 (Sized_incremental_binary::do_input_file_count): New function.
868 (Sized_incremental_binary::do_get_input_reader): Change signature;
869 use index instead of filename.
870 (Sized_incremental_binary::section_map_): New data member.
871 (Sized_incremental_binary::input_entry_readers_): New data member.
872 (class Sized_incr_relobj): New class.
873 (class Sized_incr_dynobj): New class.
874 (make_sized_incremental_object): New function.
875 (class Incremental_library): New class.
876 * layout.cc (Free_list::num_lists): New static data member.
877 (Free_list::num_nodes): New static data member.
878 (Free_list::num_removes): New static data member.
879 (Free_list::num_remove_visits): New static data member.
880 (Free_list::num_allocates): New static data member.
881 (Free_list::num_allocate_visits): New static data member.
882 (Free_list::init): New function.
883 (Free_list::remove): New function.
884 (Free_list::allocate): New function.
885 (Free_list::dump): New function.
886 (Free_list::print_stats): New function.
887 (Layout_task_runner::run): Resize output file for incremental updates.
888 (Layout::Layout): Initialize new data members.
889 (Layout::set_incremental_base): New function.
890 (Layout::init_fixed_output_section): New function.
891 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
893 (Layout::create_gold_note): Do not create gold note section for
895 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
896 for incremental updates.
897 (Layout::set_section_offsets): For incremental updates, allocate space
899 (Layout::create_symtab_sections): Layout with offsets relative to
900 start of section; for incremental updates, allocate space from free
902 (Layout::create_shdrs): For incremental updates, allocate space from
904 (Layout::finish_dynamic_section): For incremental updates, do not
905 check --as-needed (fixed in subsequent patch).
906 * layout.h (class Free_list): New class.
907 (Layout::set_incremental_base): New function.
908 (Layout::incremental_base): New function.
909 (Layout::init_fixed_output_section): New function.
910 (Layout::allocate): New function.
911 (Layout::incremental_base_): New data member.
912 (Layout::free_list_): New data member.
913 * main.cc (main): Print Free_list statistics.
914 * object.cc (Relobj::finalize_incremental_relocs): Add
915 clear_counts parameter; clear counts only when clear_counts is set.
916 (Sized_relobj::Sized_relobj): Initialize new base class.
917 (Sized_relobj::do_layout): Don't report special sections.
918 (Sized_relobj::do_for_all_local_got_entries): New function.
919 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
920 symtab_off to all symbol table offsets.
921 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
922 * object.h (class Got_offset_list): Move to top of file.
923 (Object::Object): Allow case where input_file == NULL.
924 (Object::~Object): Likewise.
925 (Object::input_file): Assert that input_file != NULL.
926 (Object::lock): Allow case where input_file == NULL.
927 (Object::unlock): Likewise.
928 (Object::is_locked): Likewise.
929 (Object::token): Likewise.
930 (Object::release): Likewise.
931 (Object::is_incremental): New function.
932 (Object::get_mtime): New function.
933 (Object::for_all_local_got_entries): New function.
934 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
935 (Object::set_is_in_system_directory): New function.
936 (Object::is_in_system_directory): New function.
937 (Object::do_is_incremental): New function.
938 (Object::do_get_mtime): New function.
939 (Object::do_for_all_local_got_entries): New function.
940 (Object::is_in_system_directory_): New data member.
941 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
942 (class Sized_relobj_base): New class.
943 (class Sized_relobj): Derive from Sized_relobj_base.
944 (class Sized_relobj::Symbols): Redeclare from base class.
945 (class Sized_relobj::local_got_offset_list): Remove.
946 (class Sized_relobj::Output_sections): Redeclare from base class.
947 (class Sized_relobj::do_for_all_local_got_entries): New function.
948 (class Sized_relobj::write_local_symbols): Add offset parameter.
949 (class Sized_relobj::local_symbol_offset_): Update comment.
950 (class Sized_relobj::local_dynsym_offset_): Update comment.
951 * options.cc (Input_arguments::add_file): Remove const.
952 * options.h (Input_file_argument::Input_file_argument):
953 Initialize arg_serial_ (all constructors).
954 (Input_file_argument::set_arg_serial): New function.
955 (Input_file_argument::arg_serial): New function.
956 (Input_file_argument::arg_serial_): New data member.
957 (Input_arguments::Input_arguments): Initialize file_count_.
958 (Input_arguments::add_file): Remove const.
959 (Input_arguments::number_of_input_files): New function.
960 (Input_arguments::file_count_): New data member.
961 (Command_line::number_of_input_files): Call
962 Input_arguments::number_of_input_files.
963 * output.cc (Output_segment_headers::Output_segment_headers):
965 (Output_section::Input_section::current_data_size): New function.
966 (Output_section::Output_section): Initialize new data members.
967 (Output_section::add_input_section): Don't do merge sections for
968 an incremental link; allocate space from free list for an
970 (Output_section::add_output_section_data): Allocate space from
971 free list for an incremental update.
972 (Output_section::update_data_size): New function.
973 (Output_section::set_fixed_layout): New function.
974 (Output_section::reserve): New function.
975 (Output_segment::set_section_addresses): Remove const.
976 (Output_segment::set_section_list_addresses): Remove const; allocate
977 space from free list for an incremental update.
978 (Output_segment::set_offset): Adjust size of RELRO segment for an
980 * output.h (Output_data::current_data_size): Move here from
982 (Output_data::pre_finalize_data_size): New function.
983 (Output_data::update_data_size): New function.
984 (Output_section_headers::update_data_size): new function.
985 (Output_section_data_build::current_data_size): Move to Output_data.
986 (Output_data_strtab::update_data_size): New function.
987 (Output_section::current_data_size): Move to Output_data.
988 (Output_section::set_fixed_layout): New function.
989 (Output_section::has_fixed_layout): New function.
990 (Output_section::reserve): New function.
991 (Output_section::update_data_size): New function.
992 (Output_section::has_fixed_layout_): New data member.
993 (Output_section::free_list_): New data member.
994 (Output_segment::set_section_addresses): Remove const.
995 (Output_segment::set_section_list_addresses): Remove const.
996 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
998 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1000 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1001 parameter when calling Add_symbols constructor; store argument
1002 serial number for members of a lib group.
1003 (Add_symbols::locks): Allow case where token == NULL.
1004 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1005 (Read_member::~Read_member): New function.
1006 (Read_member::is_runnable): New function.
1007 (Read_member::locks): New function.
1008 (Read_member::run): New function.
1009 (Check_script::~Check_script): New function.
1010 (Check_script::is_runnable): New function.
1011 (Check_script::locks): New function.
1012 (Check_script::run): New function.
1013 (Check_library::~Check_library): New function.
1014 (Check_library::is_runnable): New function.
1015 (Check_library::locks): New function.
1016 (Check_library::run): New function.
1017 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1018 (Add_symbols::library_): New data member.
1019 (class Read_member): New class.
1020 (class Check_script): New class.
1021 (class Check_library): New class.
1022 * reloc.cc (Read_relocs::is_runnable): Allow case where
1024 (Read_relocs::locks): Likewise.
1025 (Scan_relocs::locks): Likewise.
1026 (Relocate_task::locks): Likewise.
1027 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1029 (Sized_relobj::incremental_relocs_scan): Fix comment.
1030 (Sized_relobj::do_relocate): Pass output file offset to
1031 write_local_symbols.
1032 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1033 from class declaration.
1034 * script.cc (read_input_script): Allocate Script_info; pass
1035 argument serial number to report_script.
1036 * script.h (class Script_info): Move to incremental.h.
1037 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1038 * symtab.h (Symbol_table::add_from_incrobj): New function.
1039 (Symbol_table::set_file_offset): New function.
1041 2011-04-05 Cary Coutant <ccoutant@google.com>
1043 * incremental-dump.cc (dump_incremental_inputs): Change signature
1044 to take a Sized_incremental_binary; change caller. Use readers
1045 in Sized_incremental_binary.
1047 (Sized_incremental_binary::find_incremental_inputs_sections):
1048 Rename do_find_incremental_inputs_sections to this.
1049 (Sized_incremental_binary::setup_readers): New function.
1050 (Sized_incremental_binary::do_check_inputs): Check
1051 has_incremental_info_ flag; move setup code to setup_readers;
1053 (Sized_incremental_binary::do_file_is_unchanged): New function.
1054 (Sized_incremental_binary::do_get_input_reader): New function.
1055 * incremental.h (class Incremental_binary): Move to end of file.
1056 (Incremental_binary::file_is_unchanged): New function.
1057 (Incremental_binary::do_file_is_unchanged): New function.
1058 (Incremental_binary::Input_reader): New class.
1059 (Incremental_binary::get_input_reader): New function.
1060 (class Sized_incremental_binary): Move to end of file.
1061 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1062 input section reader classes.
1063 (Sized_incremental_binary::has_incremental_info): New function.
1064 (Sized_incremental_binary::inputs_reader): New function.
1065 (Sized_incremental_binary::symtab_reader): New function.
1066 (Sized_incremental_binary::relocs_reader): New function.
1067 (Sized_incremental_binary::got_plt_reader): New function.
1068 (Sized_incremental_binary::do_file_is_unchanged): New function.
1069 (Sized_incremental_binary::Sized_input_reader): New class.
1070 (Sized_incremental_binary::get_input_reader): New function.
1071 (Sized_incremental_binary::find_incremental_inputs_sections):
1072 Rename do_find_incremental_inputs_sections to this.
1073 (Sized_incremental_binary::setup_readers): New function.
1074 (Sized_incremental_binary::has_incremental_info_): New data member.
1075 (Sized_incremental_binary::inputs_reader_): New data member.
1076 (Sized_incremental_binary::symtab_reader_): New data member.
1077 (Sized_incremental_binary::relocs_reader_): New data member.
1078 (Sized_incremental_binary::got_plt_reader_): New data member.
1079 (Sized_incremental_binary::current_input_file_): New data member.
1081 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1084 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1087 2011-03-30 Cary Coutant <ccoutant@google.com>
1089 * archive.cc (Archive::include_member): Adjust call to report_object.
1090 (Add_archive_symbols::run): Add script_info to call to
1091 report_archive_begin.
1092 (Lib_group::include_member): Adjust call to report_object.
1093 (Add_lib_group_symbols::run): Adjust call to report_object.
1094 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1095 blocks. Add object count for script input files.
1096 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1097 script_info parameter; change all callers.
1098 (Incremental_inputs::report_object): Add script_info parameter;
1100 (Incremental_inputs::report_script): Store backpointer to
1101 incremental info entry.
1102 (Output_section_incremental_inputs::set_final_data_size): Record
1103 additional information for scripts.
1104 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1105 * incremental.h (Incremental_script_entry::add_object): New function.
1106 (Incremental_script_entry::get_object_count): New function.
1107 (Incremental_script_entry::get_object): New function.
1108 (Incremental_script_entry::objects_): New data member; adjust
1110 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1111 (Incremental_inputs::report_object): Add script_info parameter.
1112 (Incremental_inputs_reader::get_object_count): New function.
1113 (Incremental_inputs_reader::get_object_offset): New function.
1114 * options.cc (Input_arguments::add_file): Return reference to
1116 * options.h (Input_argument::set_script_info): New function.
1117 (Input_argument::script_info): New function.
1118 (Input_argument::script_info_): New data member; adjust all
1120 (Input_file_group::add_file): Return reference to new input argument.
1121 (Input_file_lib::add_file): Likewise.
1122 (Input_arguments::add_file): Likewise.
1123 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1124 * script.cc (Parser_closure::Parser_closure): Add script_info
1125 parameter; adjust all callers.
1126 (Parser_closure::script_info): New function.
1127 (Parser_closure::script_info_): New data member.
1128 (read_input_script): Report scripts earlier to incremental info.
1129 (script_add_file): Set script_info in Input_argument.
1130 (script_add_library): Likewise.
1131 * script.h (Script_options::Script_info): Rewrite class.
1133 2011-03-29 Cary Coutant <ccoutant@google.com>
1135 * archive.cc (Library_base::should_include_member): Move
1136 method here from class Archive.
1137 (Archive::Archive): Initialize base class.
1138 (Archive::should_include_member): Move to base class.
1139 (Archive::do_for_all_unused_symbols): New function.
1140 (Add_archive_symbols::run): Remove redundant access to
1142 (Lib_group::Lib_group): Initialize base class.
1143 (Lib_group::do_filename): New function.
1144 (Lib_group::include_member): Pass pointer to Lib_group to
1146 (Lib_group::do_for_all_unused_symbols): New function.
1147 (Add_lib_group_symbols::run): Report archive information for
1149 * archive.h (class Library_base): New base class.
1150 (class Archive): Derive from Library_base.
1151 (Archive::filename): Move to base class.
1152 (Archive::set_incremental_info): Likewise.
1153 (Archive::incremental_info): Likewise.
1154 (Archive::Should_include): Likewise.
1155 (Archive::should_include_member): Likewise.
1156 (Archive::Armap_entry): Remove.
1157 (Archive::Unused_symbol_iterator): Remove.
1158 (Archive::unused_symbols_begin): Remove.
1159 (Archive::unused_symbols_end): Remove.
1160 (Archive::do_filename): New function.
1161 (Archive::do_get_mtime): New function.
1162 (Archive::do_for_all_unused_symbols): New function.
1163 (Archive::task_): Move to base class.
1164 (Archive::incremental_info_): Likewise.
1165 (class Lib_group): Derive from Library_base.
1166 (Lib_group::do_filename): New function.
1167 (Lib_group::do_get_mtime): New function.
1168 (Lib_group::do_for_all_unused_symbols): New function.
1169 (Lib_group::task_): Move to base class.
1170 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1172 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1174 * incremental.cc (Incremental_inputs::report_archive_begin):
1175 Use Library_base; call library's get_mtime; add incremental inputs
1176 entry before members.
1177 (class Unused_symbol_visitor): New class.
1178 (Incremental_inputs::report_archive_end): Use Library_base; use
1179 visitor class to record unused symbols; don't add incremental inputs
1180 entry after members.
1181 (Incremental_inputs::report_object): Use Library_base.
1183 (Incremental_archive_entry::Incremental_archive_entry): Remove
1184 unused Archive parameter.
1185 (Incremental_inputs::report_archive_begin): Use Library_base.
1186 (Incremental_inputs::report_archive_end): Likewise.
1187 (Incremental_inputs::report_object): Likewise.
1188 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1190 * object.h (Object::for_all_global_symbols): New function.
1191 (Object::do_for_all_global_symbols): New function.
1192 (Sized_relobj::do_for_all_global_symbols): New function.
1193 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1195 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1198 2011-03-27 Ian Lance Taylor <iant@google.com>
1200 * archive.cc (Archive::interpret_header): Return -1 if something
1201 goes wrong. Change callers accordingly.
1203 2011-03-25 Cary Coutant <ccoutant@google.com>
1205 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1206 * testsuite/Makefile.in: Regenerate.
1208 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1210 * plugin.cc (get_view): New.
1211 (Plugin::load): Pass get_view to the plugin.
1212 (Plugin_manager::get_view): New.
1214 2011-03-21 Ian Lance Taylor <iant@google.com>
1216 * testsuite/final_layout.sh: Rewrite to not use dc.
1217 * testsuite/relro_test.sh: Fail if dc is not present.
1219 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1221 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1223 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1224 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1226 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1227 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1229 2011-03-14 Ian Lance Taylor <iant@google.com>
1231 * script-sections.cc (Sort_output_sections::script_compare):
1232 Rename from is_before, change return type.
1233 (Sort_output_sections::operator()): Adjust accordingly.
1235 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1238 * testsuite/odr_violation2.cc: Add comment to make all error line
1239 numbers double digits.
1240 * testsuite/debug_msg.sh: Adjust expected errors.
1242 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1244 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1245 but mark earlier ones as non-canonical
1246 (offset_to_iterator): Update search target and example
1247 (do_addr2line): Return extra lines in a vector*
1248 (format_file_lineno): Extract from do_addr2line
1249 (one_addr2line): Add vector* out-param
1250 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1251 when a lineno entry appeared last for its instruction
1252 (Dwarf_line_info): Add vector* out-param
1253 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1254 * symtab.cc (Odr_violation_compare): Include the lineno in the
1256 (linenos_from_loc): New. Combine the canonical line for an
1257 address with its other lines.
1258 (True_if_intersect): New. Helper functor to make
1259 std::set_intersection a query.
1260 (detect_odr_violations): Compare sets of lines instead of just
1261 one line for each function. This became less deterministic, but
1262 has fewer false positives.
1263 * symtab.h: Declarations.
1264 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1265 mix an optimized and non-optimized object in the same binary
1266 (odr_violation2.so): Same.
1267 * testsuite/Makefile.in: Regenerate from Makefile.am.
1268 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1269 * testsuite/debug_msg.sh: Update line numbers and add
1271 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1272 non-optimized context.
1273 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1274 isn't inlined, and use OdrDerived in an optimized context.
1275 * testsuite/odr_header1.h: Defines OdrDerived, where
1276 optimization will change the
1277 first-instruction-in-the-destructor's file and line number.
1278 * testsuite/odr_header2.h: Defines OdrBase.
1280 2011-03-09 Ian Lance Taylor <iant@google.com>
1282 * fileread.cc (File_read::clear_views): Don't delete the whole
1285 2011-03-08 Ian Lance Taylor <iant@google.com>
1288 * fileread.cc: #include <climits>.
1289 (GOLD_IOV_MAX): Define.
1290 (File_read::read_multiple): Limit number of entries by iov_max.
1291 * fileread.h (class File_read): Always set max_readv_entries to
1294 2011-03-07 Ian Lance Taylor <iant@google.com>
1297 * options.h (class General_options): Add -dy and -dn.
1299 2011-03-02 Cary Coutant <ccoutant@google.com>
1301 * testsuite/script_test_9.t: Add TLS segment.
1303 2011-03-02 Simon Baldwin <simonb@google.com>
1305 * configure.ac: Add check for gnu_indirect_function support in
1306 the toolchain building binutils.
1307 * configure: Rebuild.
1309 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1311 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1312 plugin only symbols.
1313 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1314 in plugin files as not needed in the symbol table.
1316 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1318 * output.cc (Output_section::add_input_section): Delay fill
1319 generation for section ordering.
1321 2011-02-09 Ian Lance Taylor <iant@google.com>
1324 * object.h (class Sized_relobj): Remove clear_local_symbols.
1325 * reloc.cc (Sized_relobj::do_relocate): Don't call
1326 clear_local_symbols.
1328 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1330 * plugin.cc (is_visible_from_outside): Return true for symbols
1333 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1335 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1338 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1340 * icf.h (is_section_foldable_candidate): Change type of parameter
1342 * icf.cc (Icf::find_identical_sections): Change type of local variable
1343 section_name to be std::string.
1344 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1346 2011-01-25 Ian Lance Taylor <iant@google.com>
1348 * script.cc (script_add_extern): Rewrite to use
1349 add_symbol_reference.
1351 2011-01-25 Doug Kwan <dougkwan@google.com>
1353 * icf.cc (get_section_contents): Always lock section's object.
1355 2011-01-24 Ian Lance Taylor <iant@google.com>
1357 * options.h (class General_options): Accept
1358 --no-detect-odr-violations.
1360 2011-01-24 Ian Lance Taylor <iant@google.com>
1362 * version.cc (version_string): Bump to 1.11.
1364 2011-01-24 Ian Lance Taylor <iant@google.com>
1366 * plugin.cc (class Plugin_rescan): Define new class.
1367 (Plugin_manager::claim_file): Set any_claimed_.
1368 (Plugin_manager::save_archive): New function.
1369 (Plugin_manager::save_input_group): New function.
1370 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1372 (Plugin_manager::new_undefined_symbol): New function.
1373 (Plugin_manager::rescan): New function.
1374 (Plugin_manager::rescannable_defines): New function.
1375 (Plugin_manager::add_input_file): Set any_added_.
1376 * plugin.h (class Plugin_manager): define new fields rescannable_,
1377 undefined_symbols_, any_claimed_, and any_added_. Declare
1378 Plugin_rescan as friend. Declare new functions.
1379 (Plugin_manager::Rescannable): Define type.
1380 (Plugin_manager::Rescannable_list): Define type.
1381 (Plugin_manager::Undefined_symbol_list): Define type.
1382 (Plugin_manager::Plugin_manager): Initialize new fields.
1383 * archive.cc (Archive::defines_symbol): New function.
1384 (Add_archive_symbols::run): Pass archive to plugins if any.
1385 * archive.h (class Archive): Declare defines_symbol.
1386 * readsyms.cc (Input_group::~Input_group): New function.
1387 (Finish_group::run): Pass input_group to plugins if any.
1388 * readsyms.h (class Input_group): Declare destructor.
1389 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1392 2011-01-10 Ian Lance Taylor <iant@google.com>
1394 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1396 (Layout::set_segment_offsets): Reset increase_relro before calling
1397 set_section_addresses a second time.
1399 2011-01-04 Cary Coutant <ccoutant@google.com>
1401 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1402 sections before NOBITS sections.
1404 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1406 * version.cc (print_version): Update copyright to 2011.
1408 2010-12-23 Cary Coutant <ccoutant@google.com>
1410 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1411 of OS to this->add. Add OD parameter to second form of the function.
1413 2010-12-20 Ian Lance Taylor <iant@google.com>
1415 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1416 second of two consecutive entries with same offset.
1418 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1420 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1421 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1422 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1423 to avoid unneeded links against $(LDADD).
1424 * testsuite/Makefile.in: Regenerate.
1426 2010-12-15 Ian Lance Taylor <iant@google.com>
1429 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1430 for R_X86_64_32 and R_X86_64_PC32.
1431 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1432 ver_matching_def_pic.o.
1433 (ver_matching_def_pic.o): New target.
1435 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1437 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1438 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1439 Move definition before File_read::View member definitions.
1440 (File_read::View::~View): Initialize and hold lock before
1441 updating current_mapped_bytes.
1443 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1445 * dwarf_reader.cc: Remove outdated comment.
1446 * gold-threads.cc: Fix typo in error message.
1447 * archive.cc: Fix typos in comments.
1448 * archive.h: Likewise.
1449 * arm-reloc-property.cc: Likewise.
1450 * arm-reloc-property.h: Likewise.
1451 * arm-reloc.def: Likewise.
1453 * attributes.h: Likewise.
1454 * cref.cc: Likewise.
1455 * ehframe.cc: Likewise.
1456 * fileread.h: Likewise.
1458 * i386.cc: Likewise.
1460 * incremental.h: Likewise.
1461 * int_encoding.cc: Likewise.
1462 * layout.h: Likewise.
1463 * main.cc: Likewise.
1464 * merge.h: Likewise.
1465 * object.cc: Likewise.
1466 * object.h: Likewise.
1467 * options.cc: Likewise.
1468 * readsyms.cc: Likewise.
1469 * reduced_debug_output.cc: Likewise.
1470 * reloc.cc: Likewise.
1471 * script-sections.cc: Likewise.
1472 * sparc.cc: Likewise.
1473 * symtab.h: Likewise.
1474 * target-reloc.h: Likewise.
1475 * target.cc: Likewise.
1476 * target.h: Likewise.
1477 * timer.cc: Likewise.
1478 * timer.h: Likewise.
1479 * x86_64.cc: Likewise.
1481 2010-12-09 Cary Coutant <ccoutant@google.com>
1483 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1485 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1486 parameter; change all callers.
1487 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1488 * options.h (warn_execstack): New option.
1490 2010-12-07 Doug Kwan <dougkwan@google.com>
1492 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1493 like function call relocations.
1495 2010-12-07 Ian Lance Taylor <iant@google.com>
1497 * archive.cc (Archive::get_elf_object_for_member): Permit
1498 punconfigured to be NULL.
1499 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1500 (Archive::include_member): Pass NULL to get_elf_object_for_member
1501 if we searched for the archive and this is the first included
1504 2010-12-01 Ian Lance Taylor <iant@google.com>
1506 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1507 track_relocs_type_ field.
1508 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1509 Set track_relocs_type_.
1510 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1511 contents when using RELA relocs.
1512 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1514 * reloc.cc (Track_relocs::next_addend): New function.
1515 * reloc.h (class Track_relocs): Declare next_addend.
1517 2010-12-01 Ian Lance Taylor <iant@google.com>
1519 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1522 2010-12-01 Ian Lance Taylor <iant@google.com>
1524 * README: Update compilers known to work and fail.
1526 2010-11-23 Matthias Klose <doko@ubuntu.com>
1528 * configure.in: For --enable-gold, handle value `default' instead of
1529 `both*'. Always install ld as ld.bfd, install as ld if gold is
1531 * configure: Regenerate.
1533 2010-11-18 Doug Kwan <dougkwan@google.com>
1535 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1536 and right_alignment to be zero. Store result alignment only if it is
1537 greater than existing alignment.
1539 2010-11-16 Cary Coutant <ccoutant@google.com>
1542 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1543 Check for ".zdebug_line".
1545 2010-11-16 Doug Kwan <dougkwan@google.com>
1546 Cary Coutant <ccoutant@google.com>
1548 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1549 by reference; adjust all callers.
1550 * output.cc (Output_segment::set_section_addresses): Adjust references
1551 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1553 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1554 end at page boundary.
1556 2010-11-16 Cary Coutant <ccoutant@google.com>
1559 * layout.cc (Layout::choose_output_section): Transform names of
1560 compressed sections even when using a script with a SECTIONS clause.
1561 (Layout::output_section_name): Remove code to transform
1562 compressed debug section names.
1563 * output.cc (Output_section::add_input_section): Use uncompressed
1564 section size when tracking input sections.
1566 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1568 * symtab.h (Symbol::NON_PIC_REF): Remove.
1569 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1570 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1571 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1572 (Symbol::use_plt_offset): Take a flags argument and pass it
1573 directly to needs_dynamic_reloc. Restrict check for undefined
1574 weak symbols to function calls.
1575 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1576 (Target_arm::Scan::global): Use it.
1577 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1578 (Target_arm::Relocate::relocate): Likewise.
1579 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1580 parameter with an r_type parameter. Use get_reference_flags
1582 (Target_arm::Relocate::relocate): Update accordingly.
1583 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1584 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1585 (Target_i386::Scan::global): Likewise.
1586 (Target_i386::Relocate::relocate): Likewise.
1587 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1588 parameter with an r_type parameter. Use get_reference_flags
1590 (Target_i386::Relocate::relocate): Update accordingly.
1591 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1592 (Target_powerpc::Scan::global): Use it.
1593 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1594 (Target_powerpc::Relocate::relocate): Likewise.
1595 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1596 (Target_sparc::Scan::global): Use it.
1597 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1598 (Target_sparc::Relocate::relocate): Likewise.
1599 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1600 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1601 (Target_x86_64::Scan::global): Likewise.
1602 (Target_x86_64::Relocate::relocate): Likewise.
1604 2010-11-08 Doug Kwan <dougkwan@google.com>
1605 Cary Coutant <ccoutant@google.com>
1607 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1608 (Arm_exidx_merge_section::section_contents_): New data member.
1609 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1610 (Arm_input_section::~Arm_input_section): De-allocate memory.
1611 (Arm_input_section::original_contents_): New data member.
1612 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1613 in parameters instead of calling Object::section_contents without
1615 (Arm_output_section::group_section): New parameter TASK. Pass it
1616 to callees that need locking objects.
1617 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1618 to lock EXIDX input sections. Fix a formatting issue. Call
1619 Arm_exidx_merged_section::build_contents to create merged section
1621 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1622 to lock object of stub table owner.
1623 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1624 TEXT_SIZE to initialize data member TEXT_SIZE_.
1625 (Arm_exidx_input_section::addralign): Fix typo in comment.
1626 (Arm_exidx_input_section::text_size): New method.
1627 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1628 that require locking objects. Lock objects before scanning for stubs
1629 and updating local symbols.
1630 (Arm_input_section<big_endian>::init): Copy contents of original
1632 (Arm_input_section<big_endian>::do_write): Use saved contents of
1633 original input section instead of calling Object::section_contents
1635 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1636 size without calling Object::section_size().
1637 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1638 for size. Allocate a buffer for merged EXIDX entries.
1639 (Arm_exidx_merged_section::build_contents): New method.
1640 (Arm_exidx_merged_section::do_write): Move merge section contents
1641 building code to Arm_exidx_merged_section::build_contetns. Write
1642 out contetns in buffer instead of building it on the fly.
1643 (Arm_relobj::make_exidx_input_section): Also pass text section size
1644 to Arm_exidx_input_section constructor.
1645 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1646 (Arm_dynobj::do_read_symbols): Fix memory leak.
1647 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1648 * target.h: (class Task): Add forward declaration.
1649 (Target::relax): Add new parameter TASK and pass it to
1651 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1653 2010-11-05 Cary Coutant <ccoutant@google.com>
1656 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1657 object when reading from the file.
1658 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1660 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1661 when reading section contents.
1662 (get_section_contents): Likewise.
1663 (icf::find_identical_sections): Likewise.
1664 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1665 object when reading from the file.
1666 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1667 the object when doing deferred section layout.
1669 2010-11-03 Nick Clifton <nickc@redhat.com>
1672 * script.h (class Symbol_assignment: name): New member. Returns
1673 the name of the symbol.
1674 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1675 Returns true if the given symbol name is on the list of
1676 assignments wating to be processed.
1677 * archive.cc (should_incldue_member): If the symbol is undefined,
1678 check to see if it is on the list of symbols pending assignment.
1680 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1682 * script-sections.cc (Script_sections::find_memory_region): Check
1683 for a NULL output section pointer.
1685 2010-10-29 Doug Kwan <dougkwan@google.com>
1687 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1688 Output_section::add_relaxed_input_section.
1689 * output.cc (Output_section::add_relaxed_input_section): Add new
1690 arguments LAYOUT and NAME. Set section order index.
1691 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1692 Copy section order index.
1693 * output.h (Output_section::add_relaxed_input_section): Add new
1694 arguments LAYOUT and NAME.
1696 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1698 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1699 NATIVE_OR_CROSS_LINKER.
1700 * testsuite/Makefile.in: Regenerate.
1702 2010-10-20 Doug Kwan <dougkwan@google.com>
1704 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1705 without SHF_LINK_ORDER flags.
1706 * layout.cc (Layout::choose_output_section): Do not filter
1707 SHF_LINK_ORDER flag in a relocatable link.
1709 2010-10-17 Cary Coutant <ccoutant@google.com>
1711 * output.h (Output_segment::set_section_addresses): Change function
1712 signature. Update all callers.
1713 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1715 (Output_segment::set_section_addresses): Align after last TLS
1716 section. Add padding before last relro section instead of after.
1718 2010-10-17 Doug Kwan <dougkwan@google.com>
1720 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1721 GOT output section to be writable.
1723 2010-10-14 Cary Coutant <ccoutant@google.com>
1725 * debug.h (DEBUG_INCREMENTAL): New flag.
1726 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1727 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1729 * incremental.cc (report_command_line): Ignore all forms of
1731 * layout.cc (Layout::Layout): Check parameters for incremental link
1733 * options.cc (General_options::parse_incremental): New function.
1734 (General_options::parse_no_incremental): New function.
1735 (General_options::parse_incremental_full): New function.
1736 (General_options::parse_incremental_update): New function.
1737 (General_options::incremental_mode_): New data member.
1738 (General_options::finalize): Check incremental_mode_.
1739 * options.h (General_options): Update help text for --incremental.
1740 Add --no-incremental, --incremental-full, --incremental-update.
1741 (General_options::Incremental_mode): New enum type.
1742 (General_options::incremental_mode): New function.
1743 (General_options::incremental_mode_): New data member.
1744 * parameters.cc (Parameters::incremental_mode_): New data member.
1745 (Parameters::set_options): Set incremental_mode_.
1746 (Parameters::set_incremental_full): New function.
1747 (Parameters::incremental): New function.
1748 (Parameters::incremental_update): New function.
1749 (set_parameters_incremental_full): New function.
1750 * parameters.h (Parameters::set_incremental_full): New function.
1751 (Parameters::incremental): New function.
1752 (Parameters::incremental_update): New function.
1753 (Parameters::incremental_mode_): New data member.
1754 (set_parameters_incremental_full): New function.
1755 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1756 incremental link mode.
1757 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1758 (Sized_relobj::do_relocate_sections): Likewise.
1759 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1761 * testsuite/Makefile.in: Regenerate.
1762 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1764 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1766 * script-sections.h (class Script_sections): Make
1767 Sections_elements typedef public.
1768 * script-sections.cc (class Sort_output_sections): Add elements_
1769 field. Add constructor which sets it; change all callers.
1770 (Sort_output_sections::is_before): New function.
1771 (Sort_output_sections::operator()): Call is_before.
1772 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1774 * testsuite/script_test_10.sh: New test. Test script section
1776 * testsuite/script_test_10.t: Likewise.
1777 * testsuite/script_test_10.s: Likewise.
1778 * testsuite/Makefile.am: Wrap the cross linker tests and the
1779 common tests into NATIVE_OR_CROSS_LINKER.
1780 (check_SCRIPTS): Add script_test_10.sh.
1781 (check_DATA): Add script_test_10.stdout.
1782 (script_test_10.o, script_test_10): New targets.
1783 (script_test_10.stdout): New target.
1784 * configure, testsuite/Makefile.in: Regenerate.
1786 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1788 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1789 error for the deprecated relocations.
1790 (Target_arm::Scan::global): Likewise.
1791 (Target_arm::Relocate::relocate): Likewise.
1793 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1795 * fileread.cc (Input_file::find_file): Initialize *found_name
1796 and *namep when using the fallback search for case 4.
1798 2010-10-11 Cary Coutant <ccoutant@google.com>
1800 * options.h (class General_options): Redefine -z lazy as an alias for
1801 the negation of -z now.
1803 2010-10-11 Ian Lance Taylor <iant@google.com>
1805 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1808 2010-10-06 Nick Clifton <nickc@redhat.com>
1810 * script-sections.cc(class Memory_region): Remove
1811 current_lma_offset_ field. Rename current_vma_offset_ to
1812 current_offset_. Add last_section_ field.
1813 (Memory_region::get_current_vma_address): Rename to
1814 get_current_address.
1815 (Memory_region::get_current_lma_address): Delete.
1816 (Memory_region::increment_vma_offset): Rename to
1818 (Memory_region::increment_lma_offset): Delete.
1819 (Memory_region::attributes_compatible): New method. Returns
1820 true if the provided section is compatible with the region.
1821 (Memory_region::get_last_section): New method. Returns the last
1822 section to use the region.
1823 (Memory_region::set_last_section): New method. Stores the last
1824 section to use the region.
1825 (Script_sections::block_in_region): New method. Returns true if
1826 a block of memory is contained within a region.
1827 (Script_sections::find_memory_region): New method. Locates a
1828 memory region to be used to set a VMA or LMA address.
1829 (Output_section_definition::set_section_addresses): Add code to
1830 check for addresses set by memory regions.
1831 (Output_segment::set_section_addresses): Remove memory region
1833 (Script_sections::create_segment): Add a warning if a header
1834 segment is created outside of any region.
1835 * script-sections.h (class Script_sections): Add prototypes for
1836 find_memory_region and block_in_region methods.
1837 * testsuite/memory_test.s: Use .long instead of .word.
1838 * testsuite/memory_test.t: Add some more output sections.
1839 * testsuite/memory_test.sh: Update expected output.
1841 2010-10-02 Doug Kwan <dougkwan@google.com>
1843 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1844 defintion to symtab.h
1845 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1846 declaration to defintion.
1848 2010-10-01 Nick Clifton <nickc@redhat.com>
1850 * expression.cc (eval): Replace dummy argument with NULL.
1851 (eval_maybe_dot): Check for a NULL result section pointer.
1852 (Symbol_expression::value): Likewise.
1853 (Dot_expression::value): Likewise.
1854 (BINARY_EXPRESSION): Likewise.
1855 (Max_expression::value): Likewise.
1856 (Min_expression::value): Likewise.
1857 (Absolute_expression::value): Likewise.
1858 (Addr_expression::value_from_output_section): Likewise.
1859 (Loaddddr_expression::value_from_output_section): Likewise.
1860 (Segment_start_expression::value): Likewise.
1861 * script-sections.cc
1862 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1864 (Sections_elememt_dot_assignment::set_section_addresses):
1866 (Output_data_expression::do_write_to_buffer): Likewise.
1867 (Output_section_definition::finalize_symbols): Likewise.
1868 (Output_section_definition::set_section_addresses): Likewise.
1870 2010-09-30 Doug Kwan <dougkwan@google.com>
1872 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1874 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1876 * target.h (Target::can_icf_inline_merge_sections): New virtual
1878 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1880 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1882 * icf.cc (get_section_contents): Inline merge sections only when
1885 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1887 * configure: Regenerate.
1889 2010-09-17 Ian Lance Taylor <iant@google.com>
1891 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1892 * testsuite/Makefile.am (memory_test.o): New target.
1893 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1895 * testsuite/Makefile.in: Rebuild.
1897 2010-09-17 Doug Kwan <dougkwan@google.com>
1899 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1900 defintion if relocation uses GOT entries of the symbol.
1901 * testsuite/icf_safe_test.sh: Fix test.
1902 * testsuite/icf_safe_so_test.sh: Fix test.
1904 2010-09-16 Cary Coutant <ccoutant@google.com>
1906 * script_sections.cc (class Memory_region): Remove "NULL" from
1907 vector initializations.
1909 2010-09-15 Cary Coutant <ccoutant@google.com>
1911 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1912 Resolve forwarding symbols.
1914 2010-09-15 Doug Kwan <dougkwan@google.com>
1916 * gold/testsuite/script_test_3.t: Add ARM special sections.
1917 * gold/testsuite/script_test_4.t: Same.
1918 * gold/testsuite/script_test_5.t: Same.
1919 * gold/testsuite/script_test_6.t: Same.
1920 * gold/testsuite/script_test_7.t: Same.
1921 * gold/testsuite/script_test_7.t: Same.
1922 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1924 2010-09-14 Cary Coutant <ccoutant@google.com>
1926 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1927 (Target_x86_64::Relocate::relocate_tls): Replace check for
1928 saw_tls_block_reloc_ with test for executable section.
1930 2010-09-12 Cary Coutant <ccoutant@google.com>
1932 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1933 position-independent executables to shared libraries need dynamic
1935 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1936 position-independent executables.
1937 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1938 * testsuite/Makefile.in: Regenerate.
1940 2010-09-10 Nick Clifton <nickc@redhat.com>
1943 * testsuite/memory_test.t: Discard any sections that are not
1946 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1949 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1950 "This::" to work around a bug in gcc 4.2.
1952 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1954 2010-09-09 Rafael Espindola <espindola@google.com>
1956 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1957 sections with different PF_X flags in the same segment.
1958 (Layout::find_first_load_seg): Search all segments to find the first
1960 * options.h (rosegment): New.
1962 2010-09-08 Rafael Espindola <espindola@google.com>
1964 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1966 2010-09-08 Doug Kwan <dougkwan@google.com>
1968 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1969 (Arm_relobj::do_relocate_sections): Add new parameter for output
1970 file to match the parent.
1971 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1972 of local symbols instead of input values. Update code to track
1973 changes in gold::relocate_section.
1974 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1975 (Sized_relobj::compute_final_local_value_internal): New methods.
1976 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1977 body into private version of Sized_relobj::compute_final_local_value.
1978 Call the inline method.
1979 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1980 merged symbol value if there is one.
1981 (Symbol_value::has_output_value): New method defintiion.
1982 (Sized_relobj::Compute_final_local_value_status): New enum type.
1983 (Sized_relobj::compute_final_local_value): New methods.
1984 (Sized_relobj::compute_final_local_value_internal): New methods.
1985 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1986 and arm_cortex_a8.sh.
1987 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1988 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1990 * Makefile.in: Regenerate.
1991 * testsuite/arm_bl_out_of_range.s: Update test.
1992 * testsuite/thumb_bl_out_of_range.s: Ditto.
1993 * testsuite/thumb_blx_out_of_range.s: Ditto.
1994 * testsuite/arm_branch_out_of_range.sh: New file.
1995 * testsuite/arm_cortex_a8.sh: Ditto.
1996 * testsuite/arm_cortex_a8_b.s: Ditto.
1997 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1998 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1999 * testsuite/arm_cortex_a8_bl.s: Ditto.
2000 * testsuite/arm_cortex_a8_blx.s: Ditto.
2001 * testsuite/arm_cortex_a8_local.s: Ditto.
2002 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2003 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2005 2010-09-08 Rafael Espindola <espindola@google.com>
2007 * Makefile.am (memory_test.stdout): Run readelf with -W.
2008 * Makefile.in: Regenerate.
2009 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2012 2010-09-08 Rafael Espindola <espindola@google.com>
2014 * script-sections.cc (Script_sections::add_memory_region): Convert
2015 field precision to int.
2016 * script.cc (script_set_section_region, script_set_section_region):
2017 Convert field precision to int.
2019 2010-09-08 Rafael Espindola <espindola@google.com>
2021 * arm.cc (do_finalize_sections): Create the __exidx_start and
2022 __exdix_end symbols even when the section is missing.
2024 2010-09-08 Nick Clifton <nickc@redhat.com>
2026 * README: Remove claim that MEMORY is not supported.
2027 * expression.cc (script_exp_function_origin)
2028 (script_exp_function_length): Move from here to ...
2029 * script.cc: ... here.
2030 (script_set_section_region, script_add_memory)
2031 (script_parse_memory_attr, script_include_directive): New
2033 * script-sections.cc
2034 (class Memory_region): New class.
2035 (class Output_section_definition): Add set_memory_region,
2036 set_section_vma, set_section_lma and get_section_name methods.
2037 (class Script_Sections): Add add_memory_region,
2038 find_memory_region, find_memory_region_origin,
2039 find_memory_region_length and set_memory_region methods.
2040 Have set_section_addresses method walk the list of set memory
2042 Extend the print methos to display memory regions.
2043 * script-sections.h: Add prototypes for new methods.
2044 Add enum for MEMORY region attributes.
2045 * yyscript.y: Add support for parsing MEMORY regions.
2046 * script-c.h: Add prototypes for new functions.
2047 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2048 * testsuite/Makefile.in: Regenerate.
2049 * testsuite/memory_test.sh: New script.
2050 * testsuite/memory_test.s: New assembler source file.
2051 * testsuite/memory_test.t: New linker script.
2053 2010-08-27 Doug Kwan <dougkwan@google.com>
2055 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2056 reference override an existing dynamic weak reference.
2057 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2058 * testsuite/Makefile.in: Regenerate.
2059 * testsuite/dyn_weak_ref.sh: New file.
2060 * testsuite/dyn_weak_ref_1.c: Ditto.
2061 * testsuite/dyn_weak_ref_2.c: Ditto.
2063 2010-08-27 Ian Lance Taylor <iant@google.com>
2065 * incremental.h (class Incremental_input_entry): Add virtual
2068 2010-08-27 Ian Lance Taylor <iant@google.com>
2070 * testsuite/start_lib_test_3.c: Mark t3 as used.
2072 2010-08-27 Nick Clifton <nickc@redhat.com>
2074 * options.cc (version_script): Fix small typo in previous
2077 2010-08-25 Nick Clifton <nickc@redhat.com>
2079 * archive.cc: Formatting fixes: Remove whitespace between
2080 typename and following asterisk. Remove whitespace between
2081 function name and opening parenthesis.
2082 * archive.h: Likewise.
2084 * attributes.cc: Likewise.
2085 * attributes.h: Likewise.
2086 * common.cc: Likewise.
2087 * copy-relocs.cc: Likewise.
2088 * dirsearch.h: Likewise.
2089 * dynobj.cc: Likewise.
2090 * ehframe.cc: Likewise.
2091 * ehframe.h: Likewise.
2092 * expression.cc: Likewise.
2093 * fileread.cc: Likewise.
2094 * fileread.h: Likewise.
2096 * gold-threads.cc: Likewise.
2097 * gold.cc: Likewise.
2098 * i386.cc: Likewise.
2100 * incremental-dump.cc: Likewise.
2101 * incremental.cc: Likewise.
2102 * layout.cc: Likewise.
2103 * layout.h: Likewise.
2104 * main.cc: Likewise.
2105 * merge.cc: Likewise.
2106 * merge.h: Likewise.
2107 * object.cc: Likewise.
2108 * object.h: Likewise.
2109 * options.cc: Likewise.
2110 * options.h: Likewise.
2111 * output.cc: Likewise.
2112 * output.h: Likewise.
2113 * plugin.cc: Likewise.
2114 * plugin.h: Likewise.
2115 * powerpc.cc: Likewise.
2116 * reloc.cc: Likewise.
2117 * script-c.h: Likewise.
2118 * script-sections.cc: Likewise.
2119 * script.cc: Likewise.
2120 * stringpool.cc: Likewise.
2121 * symtab.cc: Likewise.
2122 * symtab.h: Likewise.
2123 * target.cc: Likewise.
2124 * timer.cc: Likewise.
2125 * timer.h: Likewise.
2126 * version.cc: Likewise.
2127 * x86_64.cc: Likewise.
2129 2010-08-24 Nick Clifton <nickc@redhat.com>
2132 * layout.cc (segment_precedes): Sort segments by their physical
2133 addresses, if they have been set.
2135 2010-08-23 Cary Coutant <ccoutant@google.com>
2137 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2139 (Lib_group::include_member): Unlock object after deleting its
2141 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2144 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2145 Cary Coutant <ccoutant@google.com>
2147 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2148 constructor, and set_blocker.
2149 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2151 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2152 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2153 * testsuite/Makefile.am (start_lib_test): New test case.
2154 * testsuite/Makefile.in: Regenerate.
2155 * testsuite/start_lib_test_main.c: New file.
2156 * testsuite/start_lib_test_1.c: New file.
2157 * testsuite/start_lib_test_2.c: New file.
2158 * testsuite/start_lib_test_3.c: New file.
2160 2010-08-19 Ian Lance Taylor <iant@google.com>
2162 * Makefile.in: Rebuild with automake 1.11.1.
2163 * aclocal.m4: Likewise.
2164 * testsuite/Makefile.in: Likewise.
2166 2010-08-19 Ian Lance Taylor <iant@google.com>
2169 * i386.cc (class Output_data_plt_i386): Update declarations.
2170 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2171 local_ifuncs_ fields.
2172 (Target_i386::do_plt_section_for_global): New function.
2173 (Target_i386::do_plt_section_for_local): New function.
2174 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2175 parameter; change all callers. Initialize global_ifuncs_ and
2176 local_ifuncs_. If doing a static link define __rel_iplt_start and
2178 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2179 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2180 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2182 (Target_i386::make_plt_section): New function, broken out of
2183 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2184 (Target_i386::make_plt_entry): Call make_plt_section.
2185 (Target_i386::make_local_ifunc_plt_entry): New function.
2186 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2187 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2188 R_386_IRELATIVE to switch.
2189 (Target_i386::Scan::global): Likewise.
2190 (Target_i386::Relocate::relocate): Likewise.
2191 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2193 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2194 (Target_x86_64::do_plt_section_for_global): New function.
2195 (Target_x86_64::do_plt_section_for_local): New function.
2196 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2197 parameter; change all callers. If doing a static link define
2198 __rela_iplt_start and __rela_iplt_end.
2199 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2200 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2201 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2203 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2204 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2206 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2207 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2208 R_X86_64_IRELATIVE to switch.
2209 (Target_x86_64::Scan::global): Likewise.
2210 (Target_x86_64::Relocate::relocate): Likewise.
2211 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2213 * target.h (class Target): Add plt_section_for_global and
2214 plt_section_for_local functions. Add do_plt_section_for_global
2215 and do_plt_section_for_local virtual functions.
2216 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2217 clarifying comments.
2218 (Symbol::use_plt_offset): Handle IFUNC symbol.
2219 * object.cc (Sized_relobj::Sized_relobj): Initialize
2221 (Sized_relobj::local_has_plt_offset): New function.
2222 (Sized_relobj::local_plt_offset): New function.
2223 (Sized_relobj::set_local_plt_offset): New function.
2224 (Sized_relobj::do_count): Handle IFUNC symbol.
2225 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2226 a bit away from input_shndx_ field. Add set_is_func_symbol and
2227 is_ifunc_symbol functions.
2228 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2229 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2230 local_plt_offsets_ field.
2231 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2232 * output.h (class Output_section_data): Add non-const
2233 output_section function.
2234 (class Output_data_got): Update declarations.
2235 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2236 Add use_plt_offset parameter to global and local constructors.
2237 Change all callers. Change local_sym_index_ field to 31 bits.
2238 Change GSYM_CODE and CONSTANT_CODE accordingly.
2239 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2240 doing a static link don't set sh_link field.
2241 (Output_data_got::Got_entry::write): Use PLT offset if
2243 (Output_data_got::add_global_plt): New function.
2244 (Output_data_got::add_local_plt): New function.
2245 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2246 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2247 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2248 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2249 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2251 * testsuite/ifunc-sel.h: New file.
2252 * testsuite/ifuncmain1.c: New file.
2253 * testsuite/ifuncmain1vis.c: New file.
2254 * testsuite/ifuncmod1.c: New file.
2255 * testsuite/ifuncdep2.c: New file.
2256 * testsuite/ifuncmain2.c: New file.
2257 * testsuite/ifuncmain3.c: New file.
2258 * testsuite/ifuncmod3.c: New file.
2259 * testsuite/ifuncmain4.c: New file.
2260 * testsuite/ifuncmain5.c: New file.
2261 * testsuite/ifuncmod5.c: New file.
2262 * testsuite/ifuncmain6pie.c: New file.
2263 * testsuite/ifuncmod6.c: New file.
2264 * testsuite/ifuncmain7.c: New file.
2265 * configure, testsuite/Makefile.in: Rebuild.
2267 2010-08-18 Ian Lance Taylor <iant@google.com>
2270 (Output_section_incremental_inputs::write_input_files): Add cast
2271 to avoid signed/unsigned comparison warning.
2272 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2274 2010-08-12 Cary Coutant <ccoutant@google.com>
2276 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2278 2010-08-13 Ian Lance Taylor <iant@google.com>
2280 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2282 2010-08-12 Cary Coutant <ccoutant@google.com>
2283 Doug Kwan <dougkwan@google.com>
2285 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2286 defintion overrides non-weak undef, remember that the original undef
2288 * symtab.cc (Symbol_table::sized_write_global): For undef without
2289 an original weak binding, set binding to global in output.
2290 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2291 * testsuite/Makefile.in: Regenerate.
2292 * testsuite/strong_ref_weak_def.sh: New file.
2293 * testsuite/strong_ref_weak_def_1.c: Ditto.
2294 * testsuite/strong_ref_weak_def_2.c: Ditto.
2296 2010-08-12 Cary Coutant <ccoutant@google.com>
2298 * testsuite/incremental_test.sh: Rewrite.
2299 * testsuite/incremental_test_1.c: Rewrite.
2300 * testsuite/incremental_test_2.c: Rewrite.
2302 2010-08-12 Cary Coutant <ccoutant@google.com>
2304 * arm.cc (Target_arm::got_size): Add const.
2305 (Target_arm::got_entry_count): New function.
2306 (Target_arm::plt_entry_count): New function.
2307 (Target_arm::first_plt_entry_offset): New function.
2308 (Target_arm::plt_entry_size): New function.
2309 (Output_data_plt_arm::entry_count): New function.
2310 (Output_data_plt_arm::first_plt_entry_offset): New function.
2311 (Output_data_plt_arm::get_plt_entry_size): New function.
2312 * i386.cc (Target_i386::got_size): Add const.
2313 (Target_i386::got_entry_count): New function.
2314 (Target_i386::plt_entry_count): New function.
2315 (Target_i386::first_plt_entry_offset): New function.
2316 (Target_i386::plt_entry_size): New function.
2317 (Output_data_plt_i386::entry_count): New function.
2318 (Output_data_plt_i386::first_plt_entry_offset): New function.
2319 (Output_data_plt_i386::get_plt_entry_size): New function.
2320 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2321 find_incremental_inputs_sections. Dump incremental_got_plt section.
2322 * incremental.cc: Include target.h.
2323 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2324 parameter. Adjust all callers. Find incremental_got_plt section.
2325 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2327 (Output_section_incremental_inputs::set_final_data_size): Calculate
2328 size of incremental_got_plt section.
2329 (Output_section_incremental_inputs::do_write): Write the
2330 incremental_got_plt section.
2331 (Got_plt_view_info): New struct.
2332 (Local_got_offset_visitor): New class.
2333 (Global_got_offset_visitor): New class.
2334 (Global_symbol_visitor_got_plt): New class.
2335 (Output_section_incremental_inputs::write_got_plt): New function.
2336 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2337 Add parameter. Adjust all callers.
2338 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2339 (Incremental_inputs::got_plt_section): New function.
2340 (Incremental_inputs::got_plt_section_): New data member.
2341 (Incremental_got_plt_reader): New class.
2342 * layout.cc (Layout::create_incremental_info_sections): Add the
2343 incremental_got_plt section.
2344 * object.h (Got_offset_list::get_list): New function.
2345 (Got offset_list::for_all_got_offsets): New function.
2346 (Sized_relobj::local_got_offset_list): New function.
2347 * powerpc.cc (Target_powerpc::got_size): Add const.
2348 (Target_powerpc::got_entry_count): New function.
2349 (Target_powerpc::plt_entry_count): New function.
2350 (Target_powerpc::first_plt_entry_offset): New function.
2351 (Target_powerpc::plt_entry_size): New function.
2352 (Output_data_plt_powerpc::entry_count): New function.
2353 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2354 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2355 * sparc.cc (Target_sparc::got_size): Add const.
2356 (Target_sparc::got_entry_count): New function.
2357 (Target_sparc::plt_entry_count): New function.
2358 (Target_sparc::first_plt_entry_offset): New function.
2359 (Target_sparc::plt_entry_size): New function.
2360 (Output_data_plt_sparc::entry_count): New function.
2361 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2362 (Output_data_plt_sparc::get_plt_entry_size): New function.
2363 * symtab.h (Symbol::got_offset_list): New function.
2364 (Symbol_table::for_all_symbols): New function.
2365 * target.h (Sized_target::got_entry_count): New function.
2366 (Sized_target::plt_entry_count): New function.
2367 (Sized_target::plt_entry_size): New function.
2368 * x86_64.cc (Target_x86_64::got_size): Add const.
2369 (Target_x86_64::got_entry_count): New function.
2370 (Target_x86_64::plt_entry_count): New function.
2371 (Target_x86_64::first_plt_entry_offset): New function.
2372 (Target_x86_64::plt_entry_size): New function.
2373 (Output_data_plt_x86_64::entry_count): New function.
2374 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2375 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2377 2010-08-12 Cary Coutant <ccoutant@google.com>
2379 * archive.cc: Include incremental.h.
2380 (Archive::Archive): Initialize incremental_info_.
2381 (Archive::include_member): Record archive members in incremental info.
2382 (Add_archive_symbols::run): Record begin and end of an archive in
2384 (Lib_group::include_member): Record objects in incremental info.
2385 * archive.h (Incremental_archive_entry): Forward declaration.
2386 (Archive::set_incremental_info): New member function.
2387 (Archive::incremental_info): New member function.
2388 (Archive::Unused_symbol_iterator): New class.
2389 (Archive::unused_symbols_begin): New member function.
2390 (Archive::unused_symbols_end): New member function.
2391 (Archive::incremental_info_): New data member.
2392 * incremental-dump.cc (find_input_containing_global): New function.
2393 (dump_incremental_inputs): Dump new incremental info sections.
2394 * incremental.cc: Include symtab.h.
2395 (Output_section_incremental_inputs): New class.
2396 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2397 new incremental info sections.
2398 (Sized_incremental_binary::do_check_inputs): Likewise.
2399 (Incremental_inputs::report_archive): Remove.
2400 (Incremental_inputs::report_archive_begin): New function.
2401 (Incremental_inputs::report_archive_end): New function.
2402 (Incremental_inputs::report_object): New function.
2403 (Incremental_inputs::finalize_inputs): Remove.
2404 (Incremental_inputs::report_input_section): New function.
2405 (Incremental_inputs::report_script): Rewrite.
2406 (Incremental_inputs::finalize): Do nothing but finalize string table.
2407 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2408 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2409 (Incremental_inputs::create_data_sections): New function.
2410 (Incremental_inputs::relocs_entsize): New function.
2411 (Output_section_incremental_inputs::set_final_data_size): New function.
2412 (Output_section_incremental_inputs::do_write): New function.
2413 (Output_section_incremental_inputs::write_header): New function.
2414 (Output_section_incremental_inputs::write_input_files): New function.
2415 (Output_section_incremental_inputs::write_info_blocks): New function.
2416 (Output_section_incremental_inputs::write_symtab): New function.
2417 * incremental.h (Incremental_script_entry): Forward declaration.
2418 (Incremental_object_entry): Forward declaration.
2419 (Incremental_archive_entry): Forward declaration.
2420 (Incremental_inputs): Forward declaration.
2421 (Incremental_inputs_header_data): Remove.
2422 (Incremental_inputs_header): Remove.
2423 (Incremental_inputs_header_write): Remove.
2424 (Incremental_inputs_entry_data): Remove.
2425 (Incremental_inputs_entry): Remove.
2426 (Incremental_inputs_entry_write): Remove.
2427 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2428 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2429 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2430 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2432 (Incremental_input_entry): New class.
2433 (Incremental_script_entry): New class.
2434 (Incremental_object_entry): New class.
2435 (Incremental_archive_entry): New class.
2436 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2437 (Incremental_inputs::report_inputs): Remove.
2438 (Incremental_inputs::report_archive): Remove.
2439 (Incremental_inputs::report_archive_begin): New function.
2440 (Incremental_inputs::report_archive_end): New function.
2441 (Incremental_inputs::report_object): Change prototype.
2442 (Incremental_inputs::report_input_section): New function.
2443 (Incremental_inputs::report_script): Change prototype.
2444 (Incremental_inputs::get_reloc_count): New function.
2445 (Incremental_inputs::set_reloc_count): New function.
2446 (Incremental_inputs::create_data_sections): New function.
2447 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2448 (Incremental_inputs::inputs_section): New function.
2449 (Incremental_inputs::symtab_section): New function.
2450 (Incremental_inputs::relocs_section): New function.
2451 (Incremental_inputs::get_stringpool): Add const.
2452 (Incremental_inputs::command_line): Add const.
2453 (Incremental_inputs::inputs): Remove.
2454 (Incremental_inputs::command_line_key): New function.
2455 (Incremental_inputs::input_file_count): New function.
2456 (Incremental_inputs::input_files): New function.
2457 (Incremental_inputs::relocs_entsize): New function.
2458 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2459 (Incremental_inputs::finalize_inputs): Remove.
2460 (Incremental_inputs::Input_info): Remove.
2461 (Incremental_inputs::lock_): Remove.
2462 (Incremental_inputs::inputs_): Change type.
2463 (Incremental_inputs::inputs_map_): Remove.
2464 (Incremental_inputs::current_object_entry_): New data member.
2465 (Incremental_inputs::inputs_section_): New data member.
2466 (Incremental_inputs::symtab_section_): New data member.
2467 (Incremental_inputs::relocs_section_): New data member.
2468 (Incremental_inputs::reloc_count_): New data member.
2469 (Incremental_inputs_reader): New class.
2470 (Incremental_symtab_reader): New class.
2471 (Incremental_relocs_reader): New class.
2472 * layout.cc (Layout::finalize): Move finalization of incremental info
2473 and creation of incremental info sections to follow finalization of
2474 symbol table. Set offsets for postprocessing sections.
2475 (Layout::create_incremental_info_sections): Call
2476 Incremental_inputs::create_data_sections. Add incremental symtab
2477 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2478 sections to layout after input sections.
2479 * layout.h (struct Timespec): Forward declaration.
2480 (Layout::incremental_inputs): Add const.
2481 (Layout::create_incremental_info_sections): Add parameter.
2482 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2483 * object.cc: Include incremental.h.
2484 (Relobj::finalize_incremental_relocs): New function.
2485 (Sized_relobj::do_layout): Record input sections in incremental info.
2486 * object.h (Object::output_section): New function.
2487 (Object::output_section_offset): Moved from Relobj.
2488 (Object::get_incremental_reloc_base): New function.
2489 (Object::get_incremental_reloc_count): New function.
2490 (Object::do_output_section): New function.
2491 (Object::do_output_section_offset): Moved from Relobj.
2492 (Object::do_get_incremental_reloc_base): New function.
2493 (Object::do_get_incremental_reloc_count): New function.
2494 (Object::Object): Initialize new data members.
2495 (Relobj::output_section): Renamed do_output_section and moved to
2497 (Relobj::output_section_offset): Moved to Object.
2498 (Relobj::do_get_incremental_reloc_base): New function.
2499 (Relobj::do_get_incremental_reloc_count): New function.
2500 (Relobj::allocate_incremental_reloc_counts): New function.
2501 (Relobj::count_incremental_reloc): New function.
2502 (Relobj::finalize_incremental_relocs): New function.
2503 (Relobj::next_incremental_reloc_index): New function.
2504 (Relobj::reloc_counts_): New data member.
2505 (Relobj::reloc_bases_): New data member.
2506 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2507 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2508 (Sized_relobj::incremental_relocs_scan): New function.
2509 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2510 (Sized_relobj::incremental_relocs_write): New function.
2511 (Sized_relobj::incremental_relocs_write_reltype): New function.
2512 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2514 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2515 archives and object files elsewhere.
2516 (Add_symbols::run): Report object files here.
2517 (Finish_group::run): Report end of archive at end of group.
2518 * reloc.cc: Include layout.h, incremental.h.
2519 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2520 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2521 (Sized_relobj::incremental_relocs_scan): New function.
2522 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2523 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2524 (Sized_relobj::incremental_relocs_write): New function.
2525 (Sized_relobj::incremental_relocs_write_reltype): New function.
2526 * script.cc (read_input_script): Rewrite test for incremental link.
2527 Change call to Incremental_inputs::report_script.
2528 * symtab.h (Symbol_table::first_global_index): New function.
2529 (Symbol_table::output_count): New function.
2531 2010-08-12 Doug Kwan <dougkwan@google.com>
2533 * arm.cc (Target_arm::merge_object_attributes): Check command line
2534 options --no-wchar-size-warning and --no-enum-size-warning.
2535 * options.h (General_options): Add ld-compatible options
2536 --no-enum-size-warning and --no-wchar-size-warning.
2538 2010-08-04 Ian Lance Taylor <iant@google.com>
2540 * x86_64.cc (Target_x86_64::Scan::local): Use
2541 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2542 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2543 (Target_x86_64::Scan::global): Likewise.
2544 (Target_x86_64::Relocate::relocate): Likewise.
2545 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2548 2010-08-03 Cary Coutant <ccoutant@google.com>
2550 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2551 to reserve space in merged_strings vector. Keep total input size
2553 (Output_merge_string::do_print_merge_stats): Print total input size.
2554 * merge.h (Output_merge_string): Add input_size_ field.
2555 * stringpool.cc (Stringpool_template::string_length): Move
2556 implementations out of Stringpool_template class and place in
2558 * stringpool.h (string_length): Move out of Stringpool_template.
2560 2010-08-03 Ian Lance Taylor <iant@google.com>
2563 * layout.cc (relaxation_loop_body): If address of load segment is
2564 set, adjust address to include headers if possible.
2566 2010-08-03 Ian Lance Taylor <iant@google.com>
2568 * version.cc (version_string): Bump to 1.10.
2570 2010-08-03 Ian Lance Taylor <iant@google.com>
2573 * layout.h (enum Output_section_order): Define.
2574 (class Layout): Update declarations.
2575 * layout.cc (Layout::get_output_section): Add order parameter.
2576 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2577 is_first_non_relro parameters. Change all callers.
2578 (Layout::choose_output_section): Likewise.
2579 (Layout::add_output_section_data): Likewise.
2580 (Layout::make_output_section): Likewise. Set order.
2581 (Layout::default_section_order): New function.
2582 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2583 * output.cc (Output_section::Output_section): Initialize order_.
2584 Don't initialize deleted fields.
2585 (Output_segment::Output_segment): Don't initialize deleted
2587 (Output_segment::add_output_section_to_load): New function
2588 replacing add_output_section. Change all callers to call this or
2589 add_output_section_to_nonload.
2590 (Output_segment::add_output_section_to_nonload): New function.
2591 (Output_segment::remove_output_section): Rewrite.
2592 (Output_segment::add_initial_output_data): Likewise.
2593 (Output_segment::has_any_data_sections): Likewise.
2594 (Output_segment::is_first_section_relro): Likewise.
2595 (Output_segment::maximum_alignment): Likewise.
2596 (Output_segment::has_dynamic_reloc): New function replacing
2597 dynamic_reloc_count. Change all callers.
2598 (Output_segment::has_dynamic_reloc_list): New function replacing
2599 dynamic_reloc_count_list. Change all callers.
2600 (Output_segment::set_section_addresses): Rewrite.
2601 (Output_segment::set_offset): Rewrite.
2602 (Output_segment::find_first_and_last_list): Remove.
2603 (Output_segment::set_tls_offsets): Rewrite.
2604 (Output_segment::first_section_load_address): Likewise.
2605 (Output_segment::output_section_count): Likewise.
2606 (Output_segment::section_with_lowest_load_address): Likewise.
2607 (Output_segment::write_section_headers): Likewise.
2608 (Output_segment::print_sections_to_map): Likewise.
2609 * output.h (class Output_data): Remove dynamic_reloc_count_
2610 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2611 (Output_data::add_dynamic_reloc): Rewrite.
2612 (Output_data::has_dynamic_reloc): New function.
2613 (Output_data::dynamic_reloc_count): Remove.
2614 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2615 is_last_relro_, is_first_non_relro_, is_interp_,
2616 is_dynamic_linker_section_ fields. Add order and set_order
2617 functions. Remove is_relro_local, set_is_relro_local,
2618 is_last_relro, set_is_last_relro, is_first_non_relro,
2619 set_is_first_non_relro functions, is_interp, set_is_interp,
2620 is_dynamic_linker_section, and set_is_dynamic_linker_section
2622 (class Output_segment): Change Output_data_list from std::list to
2623 std:;vector. Add output_lists_ field. Remove output_data_ and
2624 output_bss_ fields. Update declarations.
2626 2010-08-02 Ian Lance Taylor <iant@google.com>
2628 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2629 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2630 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2632 2010-08-02 Ian Lance Taylor <iant@google.com>
2635 * script.cc (Script_options::Script_options): Initialize
2636 symbol_definitions_ and symbol_references_.
2637 (Script_options::add_symbol_assignment): Update
2638 symbol_definitions_ and symbol_references_.
2639 (Script_options::add_symbol_reference): New function.
2640 (script_symbol): New function.
2641 * script.h (class Script_options): Add symbol_definitions_ and
2642 symbol_references_ fields.
2643 (Script_options::referenced_const_iterator): New type.
2644 (Script_options::referenced_begin): New function.
2645 (Script_options::referenced_end): New function.
2646 (Script_options::is_referenced): New function.
2647 (Script_options::any_unreferenced): New function.
2648 * script-c.h (script_symbol): Declare.
2649 * yyscript.y (exp): Call script_symbol.
2650 * symtab.cc: Include "script.h".
2651 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2652 Change all callers. Check symbols referenced by scripts.
2653 (Symbol_table::add_undefined_symbols_from_command_line): Add
2654 layout parameter. Change all callers.
2655 (Symbol_table::do_add_undefined_symbols_from_command_line):
2656 Likewise. Break out loop body. Check symbols referenced by
2658 (Symbol_table::add_undefined_symbol_from_command_line): New
2659 function broken out of
2660 do_add_undefined_symbols_from_command_line.
2661 * symtab.h (class Symbol_table): Update declarations.
2662 * archive.cc: Include "layout.h".
2663 (Archive::should_include_member): Add layout parameter. Change
2664 all callers. Check for symbol mentioned in expression.
2665 * archive.h (class Archive): Update declaration.
2666 * object.cc (Sized_relobj::do_should_include_member): Add layout
2668 * object.h (Object::should_include_member): Add layout parameter.
2670 (Object::do_should_include_member): Add layout parameter.
2671 (class Sized_relobj): Update declaration.
2672 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2674 * dynobj.h (class Sized_dynobj): Update declaration.
2675 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2677 * plugin.h (class Sized_pluginobj): Update declaration.
2679 2010-08-02 Ian Lance Taylor <iant@google.com>
2682 * output.cc (Output_segment::set_offset): Search for the first and
2683 last sections rather than assuming that the list is in order.
2684 (Output_segment::find_first_and_last_list): New function.
2685 * output.h (class Output_segment): Update declarations.
2686 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2687 (relro_strip_test_SOURCES): New variable.
2688 (relro_strip_test_DEPENDENCIES): New variable.
2689 (relro_strip_test_LDFLAGS): New variable.
2690 (relro_strip_test_LDADD): New variable.
2691 (relro_strip_test.so): New target.
2693 2010-08-02 Ian Lance Taylor <iant@google.com>
2695 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2696 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2697 (Target_i386::got_tlsdesc_section): New function.
2698 (Target_i386::got_section): Create space for GOT entries for
2699 TLSDESC relocations.
2700 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2702 (Target_i386::Scan::global): Likewise.
2703 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2705 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2706 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2707 (Target_x86_64::got_tlsdesc_section): New function.
2708 (Target_x86_64::got_section): Create space for GOT entries for
2709 TLSDESC relocations.
2710 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2712 (Target_x86_64::Scan::global): Likewise.
2713 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2716 2010-08-02 Ian Lance Taylor <iant@google.com>
2718 * testsuite/final_layout.sh: Use dc to convert from hex to
2721 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2723 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2724 paramter to the call to gold::gc_process_relocs.
2725 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2726 paramter to the call to gold::gc_process_relocs.
2727 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2728 parameter to the call to gold::gc_process_relocs.
2729 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2730 template parameter to the call to gold::gc_process_relocs.
2731 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2732 paramter to the call to gold::gc_process_relocs.
2733 * gc.h (get_embedded_addend_size): New function.
2734 (gc_process_relocs): Save the size of the reloc for use by ICF.
2735 * icf.cc (get_section_contents): Get the addend from the text section
2736 for SHT_REL relocation sections.
2737 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2738 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2739 * int_encoding.h (read_from_pointer): New overloaded function.
2740 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2741 * testsuite/icf_sht_rel_addend_test.sh: New file.
2742 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2743 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2745 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2747 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2748 * Makefile.in: Regenerate.
2749 * testsuite/Makefile.in: Regenerate.
2751 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2753 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2754 * gold/testsuite/debug_msg.cc: Likewise.
2755 * gold/testsuite/odr_violation1.cc
2756 * gold/testsuite/odr_violation2.cc
2758 2010-07-21 Cary Coutant <ccoutant@google.com>
2760 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2761 string, and length fields.
2762 (Output_merge_string::Merged_strings_list): New type.
2763 (Output_merge_string::Merged_strings_lists): New typedef.
2764 (Output_merge_string): Replace merged_strings_ with
2765 merged_strings_lists_.
2766 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2767 Merged_strings_list per input object and section. Don't store pointer
2768 to the string. Don't store length with each merged string entry.
2769 (Output_merge_string::finalize_merged_data): Loop over list of merged
2770 strings lists. Recompute length of each merged string.
2772 2010-07-15 Cary Coutant <ccoutant@google.com>
2774 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2777 2010-07-14 Ian Lance Taylor <iant@google.com>
2779 * descriptors.cc (Descriptors::open): Report correct name in error
2782 2010-07-13 Doug Kwan <dougkwan@google.com>
2784 * arm.cc (Arm_input_section::Arm_input_section): For a
2785 SHT_ARM_EXIDX section, always keeps the input sections.
2786 (Arm_input_section::set_exidx_section_link): New method.
2787 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2788 has_errors_ to false.
2789 (Arm_exidx_input_section::has_errors,
2790 Arm_exidx_input_section::set_has_errors): New methods.
2791 (Arm_exidx_input_section::has_errors_): New data member.
2792 (Arm_relobj::get_exidx_shndx_list): New method.
2793 (Arm_output_section::append_text_sections_to_list): Do not skip
2794 section without SHF_EXECINSTR.
2795 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2797 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2798 section header. Make error messages more verbose. Check for
2799 a non-executable section linked to an EXIDX section.
2800 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2801 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2802 check that there is no deferred EXIDX section if we exit early.
2803 Instead of not making an EXIDX section in case of an error, make one
2804 and set the has_errors flag of it.
2805 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2806 in a relocatable link.
2807 (Target_arm::do_relax): Look for the EXIDX output section instead of
2808 assuming that it is called .ARM.exidx.
2809 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2810 section list. Do not check for SHF_EXECINSTR section flags but
2811 skip any input section with errors.
2812 * output.cc (Output_section::Output_section): Initialize
2813 always_keeps_input_sections_ to false.
2814 (Output_section::add_input_section): Check for
2815 always_keeps_input_sections_.
2816 * output.h (Output_section::always_keeps_input_sections,
2817 Output_section::set_always_keeps_input_sections): New methods.
2818 (Output_section::always_keeps_input_sections): New data member.
2820 2010-07-13 Rafael Espindola <espindola@google.com>
2822 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2823 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2825 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2826 Ian Lance Taylor <iant@google.com>
2828 * output.h (Output_section_lookup_maps::add_merge_section):
2829 Correct check of whether value was inserted.
2830 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2831 (Output_section_lookup_maps::add_relaxed_input_section):
2833 * arm.cc (Target_arm::got_section): Remove used local os.
2834 * i386.cc (Target_i386::got_section): Likewise.
2835 * x86_64.cc (Target_x86_64::got_section): Likewise.
2836 * sparc.cc (Target_sparc::got_section): Likewise.
2837 (Target_sparc::relocate): Remove unused local have_got_offset.
2838 * powerpc.cc (Target_powerpc::relocate): Likewise.
2840 2010-07-13 Ian Lance Taylor <iant@google.com>
2842 * compressed_output.cc (zlib_decompress): Fix signature in
2845 * archive.cc (Archive::include_member): Unlock an external member
2846 of a thin archive. Don't bother to delete an object we know is
2849 2010-07-12 Cary Coutant <ccoutant@google.com>
2851 * compressed_output.cc (zlib_decompress): New function.
2852 (get_uncompressed_size): New function.
2853 (decompress_input_section): New function.
2854 * compressed_output.h (get_uncompressed_size): New function.
2855 (decompress_input_section): New function.
2856 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2857 Handle compressed debug sections.
2858 * layout.cc (is_compressed_debug_section): New function.
2859 (Layout::output_section_name): Map compressed section names to
2861 * layout.h (is_compressed_debug_section): New function.
2862 (is_debug_info_section): Recognize compressed debug sections.
2863 * merge.cc: Include compressed_output.h.
2864 (Output_merge_data::do_add_input_section): Handle compressed
2866 (Output_merge_string::do_add_input_section): Handle compressed
2868 * object.cc: Include compressed_output.h.
2869 (Sized_relobj::Sized_relobj): Initialize new data members.
2870 (build_compressed_section_map): New function.
2871 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2872 * object.h (Object::section_is_compressed): New method.
2873 (Object::do_section_is_compressed): New method.
2874 (Sized_relobj::Compressed_section_map): New type.
2875 (Sized_relobj::do_section_is_compressed): New method.
2876 (Sized_relobj::compressed_sections_): New data member.
2877 * output.cc (Output_section::add_input_section): Handle compressed
2879 * reloc.cc: Include compressed_output.h.
2880 (Sized_relobj::write_sections): Handle compressed debug sections.
2882 2010-07-08 Cary Coutant <ccoutant@google.com>
2884 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2885 weak when resolving to a dynamic def.
2886 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2887 for weak undef/dynamic def cases. Adjust callers.
2888 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2889 undef_binding_weak_.
2890 (Symbol_table::sized_write_globals): Adjust symbol binding.
2891 (Symbol_table::sized_write_symbol): Add binding parameter.
2892 * symtab.h (Symbol::set_undef_binding): New method.
2893 (Symbol::is_undef_binding_weak): New method.
2894 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2895 (Symbol_table::should_override): Add new parameter.
2896 (Symbol_table::sized_write_symbol): Add new parameter.
2898 * testsuite/weak_undef_file1.cc: Add new test case.
2899 * testsuite/weak_undef_file2.cc: Fix header comment.
2900 * testsuite/weak_undef_test.cc: Add new test case.
2902 2010-06-29 Doug Kwan <dougkwan@google.com>
2904 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2905 Initialize USE_SYMBOL_.
2906 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2908 (Arm_reloc_property::uses_symbol_): New data member declaration.
2909 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2910 uses symbol value and symbol is undefined but not weakly undefined.
2912 2010-06-28 Rafael Espindola <espindola@google.com>
2914 * plugin.cc (Plugin::load): Use dlerror.
2916 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2918 * symtab.cc (detect_odr_violations): When reporting an ODR
2919 violation, report an object where the symbol is defined.
2921 2010-06-25 Doug Kwan <dougkwan@google.com>
2923 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2924 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2926 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2927 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2928 target hook to detect function points.
2929 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2930 * icf.h (Icf::check_section_for_function_pointers): Change type of
2931 parameter SECTION_NAME to const reference to std::string. Use
2932 target hook to determine if section may have unsafe pointers.
2933 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2936 2010-06-21 Rafael Espindola <espindola@google.com>
2938 * fileread.cc (Input_file::find_fie): New
2939 (Input_file::open): Use Input_file::find_fie.
2940 * fileread.h (Input_file::find_fie): New
2941 * plugin.cc (set_extra_library_path): New.
2942 (Plugin::load): Add set_extra_library_path to the transfer vector.
2943 (Plugin_manager::set_extra_library_path): New.
2944 (Plugin_manager::add_input_file): Use the extra search path if set.
2945 (set_extra_library_path(): New.
2946 * plugin.h (Plugin_manager): Add set_extra_library_path and
2949 2010-06-19 Cary Coutant <ccoutant@google.com>
2951 * layout.cc (gdb_sections): Add .debug_types.
2952 (lines_only_debug_sections): Likewise.
2954 2010-06-18 Rafael Espindola <espindola@google.com>
2956 * plugin.cc (add_input_file,add_input_library)
2957 (Plugin_manager::add_input_file): Make filename arguments const.
2958 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2961 2010-06-16 Doug Kwan <dougkwan@google.com>
2963 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2964 .ARM.attributes section if we have not merged any input
2965 attributes sections.
2967 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2969 * arm.cc: Allow combining objects with no EABI version
2972 2010-06-15 Rafael Espindola <espindola@google.com>
2974 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2976 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2978 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2979 (struct iovec): Correct !HAVE_READV definition.
2981 2010-06-10 Cary Coutant <ccoutant@google.com>
2983 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2984 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2986 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2989 * symtab.h (Symbol::is_placeholder): New member function.
2990 * target-reloc.h (relocate_section): Check for placeholder symbols.
2992 * testsuite/Makefile.am (plugin_test_8): New test.
2993 (plugin_test_9): New test.
2994 * testsuite/Makefile.in: Regenerate.
2996 2010-06-09 Nick Clifton <nickc@redhat.com>
2998 * yyscript.y (input_list_element): Allow strings prefixed with
2999 the '-' character. Treat these as libraries.
3000 * script.cc (script_add_library): New function. Adds a library
3001 specified by "-l<name>" found in an input script.
3002 * script-c.h: Add prototype for script_add_library.
3004 2010-06-07 Doug Kwan <dougkwan@google.com>
3006 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3007 Restrict stub-group size to be within long conditional branch
3008 range when working around cortex-A8 erratum.
3010 2010-06-07 Damien Diederen <dd@crosstwine.com>
3012 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3015 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3019 (Output_section::Input_section_sort_entry::compare_section_ordering):
3020 Change to return non-zero correctly.
3021 (Output_section::Input_section_sort_section_order_index_compare
3022 ::operator()): Change to fix ambiguity in comparisons.
3024 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3026 * gold.h (is_wildcard_string): New function.
3027 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3028 (Layout::layout_eh_frame): Ditto.
3029 (Layout::find_section_order_index): New method.
3030 (Layout::read_layout_from_file): New method.
3031 * layout.h (Layout::find_section_order_index): New method.
3032 (Layout::read_layout_from_file): New method.
3033 (Layout::input_section_position_): New private member.
3034 (Layout::input_section_glob_): New private member.
3035 * main.cc (main): Call read_layout_from_file here.
3036 * options.h (--section-ordering-file): New option.
3037 * output.cc (Output_section::input_section_order_specified_): New
3039 (Output_section::Output_section): Initialize new member.
3040 (Output_section::add_input_section): Add new parameter.
3041 Keep input sections when --section-ordering-file is used.
3042 (Output_section::set_final_data_size): Sort input sections when
3043 section ordering file is specified.
3044 (Output_section::Input_section_sort_entry): Add new parameter.
3046 (Output_section::Input_section_sort_entry::compare_section_ordering):
3048 (Output_section::Input_section_sort_compare::operator()): Change to
3049 consider section_order_index.
3050 (Output_section::Input_section_sort_init_fini_compare::operator()):
3051 Change to consider section_order_index.
3052 (Output_section::Input_section_sort_section_order_index_compare
3053 ::operator()): New method.
3054 (Output_section::sort_attached_input_sections): Change to sort
3055 according to section order when specified.
3056 (Output_section::add_input_section<32, true>): Add new parameter.
3057 (Output_section::add_input_section<64, true>): Add new parameter.
3058 (Output_section::add_input_section<32, false>): Add new parameter.
3059 (Output_section::add_input_section<64, false>): Add new parameter.
3060 * output.h (Output_section::add_input_section): Add new parameter.
3061 (Output_section::input_section_order_specified): New
3063 (Output_section::set_input_section_order_specified): New method.
3064 (Input_section::Input_section): Initialize section_order_index_.
3065 (Input_section::section_order_index): New method.
3066 (Input_section::set_section_order_index): New method.
3067 (Input_section::section_order_index_): New member.
3068 (Input_section::Input_section_sort_section_order_index_compare): New
3070 (Output_section::input_section_order_specified_): New member.
3071 * script-sections.cc (is_wildcard_string): Delete and move modified
3073 (Output_section_element_input::Output_section_element_input): Modify
3074 call to is_wildcard_string.
3075 (Output_section_element_input::Input_section_pattern
3076 ::Input_section_pattern): Ditto.
3077 (Output_section_element_input::Output_section_element_input): Ditto.
3078 * testsuite/Makefile.am (final_layout): New test case.
3079 * testsuite/Makefile.in: Regenerate.
3080 * testsuite/final_layout.cc: New file.
3081 * testsuite/final_layout.sh: New file.
3083 2010-06-01 Rafael Espindola <espindola@google.com>
3085 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3087 2010-06-01 Rafael Espindola <espindola@google.com>
3089 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3090 visibility of symbols.
3092 2010-05-27 Doug Kwan <dougkwan@google.com>
3094 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3095 from start of output section instead of address for a local symbol
3096 in a merged or relaxed section when doing a relocatable link.
3098 2010-05-26 Rafael Espindola <espindola@google.com>
3101 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3102 adding sections the garbage collector removed.
3103 * gold/testsuite/Makefile.am: Add test.
3104 * gold/testsuite/Makefile.in: Regenerate.
3105 * gold/testsuite/plugin_test_7.sh: New.
3106 * gold/testsuite/plugin_test_7_1.c: New.
3107 * gold/testsuite/plugin_test_7_2.c: New.
3109 2010-05-26 Rafael Espindola <espindola@google.com>
3111 * script-sections.cc (Output_section_definition::set_section_addresses):
3112 Check for --section-start.
3114 2010-05-26 Doug Kwan <dougkwan@google.com>
3116 * arm.cc (Arm_scan_relocatable_relocs): New class.
3117 (Target_arm::relocate_special_relocatable): New method.
3118 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3119 (Arm_relocate_functions::thumb_branch_common): Same.
3120 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3121 instead of Default_scan_relocatable_relocs.
3122 * target-reloc.h (relocate_for_relocatable): Let target handle
3123 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3124 * target.h (Sized_target::relocate_special_relocatable): New method.
3126 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3128 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3130 2010-05-23 Doug Kwan <dougkwan@google.com>
3132 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3134 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3135 with a direct branch, not a conditional branch, to a stub.
3136 * merge.cc (Output_merge_base::record_input_section): New method
3138 (Output_merge_data::do_add_input_section): Record input section if
3139 keeps-input-sections flag is set.
3140 (Output_merge_string::do_add_input_section): Ditto.
3141 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3142 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3144 (Output_merge_base::keeps_input_sections,
3145 Output_merge_base::set_keeps_input_sections,
3146 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3148 (Output_merge_base::Input_sections): New type declaration.
3149 (Output_merge_base::input_sections_begin,
3150 Output_merge_base::input_sections_end,
3151 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3152 (Output_merge_base::bool keeps_input_sections_,
3153 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3154 Output_merge_base::input_sections_): New data members.
3155 (Output_merge_data::do_set_keeps_input_sections): New method
3157 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3158 * output.cc (Output_section::Input_section::relobj): Move method
3159 defintion from class declaration to here and handle merge sections.
3160 (Output_section::Input_section::shndx): Ditto.
3161 (Output_section::Output_section): Remove initializations of removed
3162 data members and initialize new data member LOOKUP_MAPS_.
3163 (Output_section::add_input_section): Set keeps-input-sections flag
3164 for a newly created merge output section as appropriate. Adjust code
3165 to use Output_section_lookup_maps class.
3166 (Output_section::add_relaxed_input_section): Adjst code for lookup
3167 maps code refactoring.
3168 (Output_section::add_merge_input_section): Add a new parameter
3169 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3170 class. If adding input section to a newly created merge output
3171 section fails, remove the new merge section.
3172 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3173 Adjust code for use of the Output_section_lookup_maps class.
3174 (Output_section::find_merge_section): Ditto.
3175 (Output_section::build_lookup_maps): New method defintion.
3176 (Output_section::find_relaxed_input_section): Adjust code to use
3177 Output_section_lookup_maps class.
3178 (Output_section::get_input_sections): Export merge sections. Adjust
3179 code to use Output_section_lookup_maps class.
3180 (Output_section:::add_script_input_section): Adjust code to use
3181 Output_section_lookup_maps class. Update lookup maps for merge
3183 (Output_section::discard_states): Use Output_section_lookup_maps.
3184 (Output_section::restore_states): Same.
3185 * output.h (Merge_section_properties): Move class defintion out of
3187 (Output_section_lookup_maps): New class.
3188 (Output_section::Input_section::is_merge_section): New method
3190 (Output_section::Input_section::relobj): Move defintion out of class
3191 defintion. Declare method only.
3192 (Output_section::Input_section::shndx): Ditto.
3193 (Output_section::Input_section::output_merge_base): New method defintion.
3194 (Output_section::Input_section::u2_.pomb): New union field.
3195 (Output_section::Merge_section_by_properties_map,
3196 Output_section::Output_section_data_by_input_section_map,
3197 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3199 (Output_section::add_merge_input_section): Add new parameter
3200 KEEPS_INPUT_SECTIONS.
3201 (Output_section::build_lookup_maps): New method declaration.
3202 (Output_section::merge_section_map_,
3203 Output_section::merge_section_by_properties_map_,
3204 Output_section::relaxed_input_section_map_,
3205 Output_section::is_relaxed_input_section_map_valid_): Remove data
3207 (Output_section::lookup_maps_): New data member.
3209 2010-05-21 Doug Kwan <dougkwan@google.com>
3212 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3213 avoid a compilation error.
3215 2010-05-19 Rafael Espindola <espindola@google.com>
3217 * script-sections.cc (Output_section_definition::allocate_to_segment):
3218 Update the phdrs_list even when the output section is NULL.
3219 * testsuite/Makefile.am: Add test.
3220 * testsuite/Makefile.in: Regenerate.
3221 * testsuite/script_test_9.cc: New.
3222 * testsuite/script_test_9.sh: New.
3223 * testsuite/script_test_9.t: New.
3225 2010-05-19 Doug Kwan <dougkwan@google.com>
3227 * arm.cc (Arm_input_section::original_size): New method.
3228 (Arm_input_section::do_addralign): Add a cast.
3229 (Arm_input_section::do_output_offset): Remove static cast.
3230 (Arm_input_section::original_addralign,
3231 Arm_input_section::original_size_): Change type to uint32_t.
3232 (Arm_input_section::init): Add safe casts for section alignment
3234 (Arm_input_section::set_final_data_size): Do not set address and
3235 offset of stub table.
3236 (Arm_output_section::fix_exidx_coverage): Change use of of
3237 Output_section::Simple_input_section to that of
3238 Output_section::Input_section.
3239 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3240 except for the first pass.
3241 * output.cc (Output_section::get_input_sections): Change type of
3242 input_sections to std::list<Input_section>.
3243 (Output_section::add_script_input_section): Rename from
3244 Output_section::add_simple_input_section. Change type of SIS
3245 parameter from Simple_input_section to Input_section.
3246 * output.h (Output_section::Simple_input_section): Remove class.
3247 (Output_section::Input_section): Change class visibility to public.
3248 (Output_section::Input_section::addralign): Use stored alignments
3249 for special input sections if set.
3250 (Output_section::Input_section::set_addralign): New method.
3251 (Output_section::get_input_sections): Change parameter type from
3252 list of Simple_input_section to list of Input_section.
3253 (Output_section::add_script_input_section): Rename from
3254 Output_section::add_simple_input_section. Change first parameter's
3255 type from Simple_input_section to Input_section and remove the
3256 second and third parameters.
3257 * script-sections.cc (Input_section::Input_section_list): Change
3258 type to list of Output_section::Input_section/
3259 (Input_section_info::Input_section_info): Change parameter type of
3260 INPUT_SECTION to Output_section::Input_section.
3261 (Input_section_info::input_section): Change return type.
3262 (Input_section_info::input_section_): Change type to
3263 Output_section::Input_section.
3264 (Output_section_element_input::set_section_addresses): Adjust code
3265 to use Output_section::Input_section instead of
3266 Output_section::Simple_input_section. Adjust code for renaming
3267 of Output_section::add_simple_input_section.
3268 (Orphan_output_section::set_section_addresses): Ditto.
3270 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3272 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3273 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3275 2010-05-18 Rafael Espindola <espindola@google.com>
3277 * options.cc (General_options::finalize): Handle -nostdlib.
3278 * options.h (nostdlib): New option.
3279 * script.cc (script_add_search_dir): Handle -nostdlib.
3281 2010-05-12 Doug Kwan <dougkwan@google.com>
3283 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3284 attributes section only if there no attributes section after merging.
3285 (Target_arm::merge_object_attributes): Move value of
3286 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3287 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3288 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3289 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3290 and arm_attr_merge_7.stdout.
3291 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3292 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3293 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3294 arm_attr_merge_7b.o): New rules.
3295 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3297 * testsuite/Makefile.in: Regenerate.
3298 * testsuite/arm_attr_merge.sh: New file.
3299 * testsuite/arm_attr_merge_[67][ab].s: Same.
3301 2010-05-05 Nick Clifton <nickc@redhat.com>
3303 * po/es.po: Updated Spanish translation.
3305 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3307 * Makefile.am (install-exec-local): Properly install gold as
3308 default cross linker.
3309 * Makefile.in: Regenerated.
3311 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3312 Nick Clifton <nickc@redhat.com>
3314 * configure.ac (install_as_default): Define and set to false
3315 unless --enable-gold or --enable-gold=both/gold has been
3317 * configure: Regenerate.
3319 * Makefile.am (install-exec-local): Install the executable as
3320 'ld.gold'. If install_as_default is true then also install it as
3322 * Makefile.in: Regenerated.
3324 2010-04-24 Ian Lance Taylor <iant@google.com>
3326 * layout.cc (Layout::layout_reloc): In relocatable link don't
3327 combine reloc sections for grouped sections.
3329 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3331 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3332 sections that are not ordinary to icf.
3333 * icf.cc (get_section_contents): Handle relocation pointing to section
3334 with no object or shndx information.
3335 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3336 * testsuite/Makefile.in: Regenerate.
3337 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3338 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3340 2010-04-22 Ian Lance Taylor <iant@google.com>
3342 * expression.cc (Expression::Expression_eval_info): Add
3343 result_alignment_pointer field.
3344 (Expression::eval_with_dot): Add result_alignment_pointer
3345 parameter. Change all callers.
3346 (Expression::eval_maybe_dot): Likewise.
3347 (class Binary_expression): Add alignment_pointer parameter to
3348 left_value and right_value. Change all callers.
3349 (BINARY_EXPRESSION): Set result alignment.
3350 (class Trinary_expression): Add alignment_pointer parameter to
3351 arg2_value and arg3_value. Change all callers.
3352 (Trinary_cond::value): Set result alignment.
3353 (Max_expression::value, Min_expression::value): Likewise.
3354 (Align_expression::value): Likewise.
3355 * script-sections.cc (class Sections_element): Add dot_alignment
3356 parameter to set_section_addresses virtual function. Update
3358 (class Output_section_element): Likewise.
3359 (Script_sections::create_segments): Add dot_alignment parameter.
3361 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3362 (Script_sections::set_phdrs_clause_addresses): Likewise.
3363 * script-sections.h: Update declarations.
3364 * script.h: Update declarations.
3365 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3367 * testsuite/script_test_3.t: Set large alignment.
3368 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3369 segment has expected alignment.
3371 2010-04-22 Nick Clifton <nickc@redhat.com>
3373 * po/gold.pot: Updated by the Translation project.
3374 * po/vi.po: Updated Vietnamese translation.
3376 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3378 * testsuite/Makefile.am (check_PROGRAMS): Add
3379 icf_virtual_function_folding_test.
3380 * testsuite/Makefile.in: Regenerated.
3382 2010-04-15 Andrew Haley <aph@redhat.com>
3384 * options.h (merge_exidx_entries): New option.
3385 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3386 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3387 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3388 (Target_arm::merge_exidx_entries): New function.
3389 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3390 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3391 to Arm_exidx_fixup constructor.
3392 Add new arg, merge_exidx_entries.
3393 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3394 Arm_output_section::fix_exidx_coverage.
3396 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3398 * icf.cc (get_section_contents): Check for preemptible functions.
3399 Ignore addend when appropriate.
3400 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3402 (add_from_relobj): Check for section folded.
3403 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3404 * symtab.h (should_add_dynsym_entry): Add new parameter.
3405 * target-reloc.h (scan_relocs): Check for section folded.
3406 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3407 Check reloc types for function pointers in shared objects.
3408 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3410 (icf_preemptible_functions_test): New test case.
3411 (icf_string_merge_test): New test case.
3412 * testsuite.Makefile.in: Regenerate.
3413 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3414 bar_glob. Refactor code.
3415 * testsuite/icf_preemptible_functions_test.cc: New file.
3416 * testsuite/icf_preemptible_functions_test.sh: New file.
3417 * testsuite/icf_string_merge_test.cc: New file.
3418 * testsuite/icf_string_merge_test.sh: New file.
3419 * testsuite/icf_virtual_function_folding_test.cc: New file.
3420 * testsuite/icf_virtual_function_folding_test.sh: New file.
3422 2010-04-14 Doug Kwan <dougkwan@google.com>
3424 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3425 for local symbol recounting if we remove a section due to ICF.
3426 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3427 there are no regular objects in input.
3429 2010-04-13 Doug Kwan <dougkwan@google.com>
3431 * arm.cc (Arm_input_section::set_final_data_size): Compute
3432 accurate final data size instead of using current data size.
3434 2010-04-09 Doug Kwan <dougkwan@google.com>
3436 * layout.cc (Layout::choose_output_section): Handle script section
3438 (Layout::make_output_section_for_script): Add section type parameter.
3439 Handle script section types.
3440 * layout.h (Layout::make_output_section_for_script): Add section
3442 * output.cc (Output_section::Output_section): Initialize data member
3444 (Output_section::do_reset_address_and_file_offset): Do not set address
3445 to 0 if section is a NOLOAD section.
3446 * output.h (Output_section::is_noload): New method.
3447 (Output_section::set_is_noload): Ditto.
3448 (Output_section::is_noload_): New data member.
3449 * script-c.h (Script_section_type): New enum type.
3450 (struct Parser_output_section_header): Add new file section_type.
3451 * script-sections.cc (Sections_element::output_section_name): Add
3452 parameter for returning script section type.
3453 (Output_section_definition::output_section_name): Ditto.
3454 (Output_section_definition::section_type)P; New method.
3455 (Output_section_definiton::script_section_type_name): Ditto.
3456 (Output_section_definition::script_section_type_): New data member.
3457 (Output_section_definition::Output_section_definition): Initialize
3458 data member Output_section_definition::script_section_type_.
3459 (Output_section_definition::create_sections): Pass script section type
3460 to Layout::make_output_section_for_script.
3461 (Output_section_definition::output_section_name): Return script
3462 section type to caller.
3463 (Output_section_definition::set_section_address): Do not advance
3464 dot value and load address if section type is NOLOAD. Set address
3465 of NOLOAD sections regardless of section flags.
3466 (Output_section_definition::print): Print section type if it is
3467 not SCRIPT_SECTION_TYPE_NONE.
3468 (Output_section_definition::section_type): New method.
3469 (Output_section_definition::script_section_type_name): Ditto.
3470 (Script_sections::output_section_name): Add new parameter
3471 PSECTION_TYPE for returning script section type. Pass it to
3472 section elements. Handle discard sections.
3473 (Sort_output_sections::operator()): Handle NOLOAD sections.
3474 * script-sections.h (Script_sections::Section_type): New enum type.
3475 (Script_sections::output_section_name): Add a new parameter for
3476 returning script section type.
3477 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3479 * yyscript.y (union): Add new field SECTION_TYPE.
3480 (COPY, DSECT, INFO, NOLOAD): New tokens.
3481 (opt_address_and_section_type): Change type to output_section_header.
3482 (section_type): New non-terminal
3483 (section_header): Handle section type.
3484 (opt_address_and_section_type): Return section type value.
3486 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3488 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3489 * testsuite/plugin_common_test_2.c (foo): Likewise.
3491 2010-04-08 Doug Kwan <dougkwan@google.com>
3493 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3495 * output.cc (Output_section::add_merge_input_section): Simplify
3496 code and return status of Output_merge_base::add_input_section.
3497 Update merge section map only if Output_merge_base::add_input_section
3500 2010-04-07 Doug Kwan <dougkwan@google.com>
3502 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3503 if section is marked as containing instructions but has no mapping
3505 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3506 correct section index.
3507 (Arm_relobj::find_linked_text_section): Ditto.
3509 2010-04-07 Cary Coutant <ccoutant@google.com>
3511 * archive.cc (include_member): Destroy Read_symbols_data object before
3513 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3514 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3515 (Read_symbols_data::~Read_symbols_data) New destructor.
3516 (Section_relocs::Section_relocs) New constructor.
3517 (Section_relocs::~Section_relocs) New destructor.
3518 (Read_relocs_data::Read_relocs_data) New constructor.
3519 (Read_relocs_data::~Read_relocs_data) New destructor.
3520 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3521 pointers to NULL after deleting.
3523 2010-04-07 Doug Kwan <dougkwan@google.com>
3525 * arm.cc: Replace "endianity" with "endianness" in comments.
3526 (Arm_exidx_cantunwind): Ditto.
3527 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3528 (Arm_relobj::merge_flags_and_attributes): New method.
3529 (Arm_relobj::merge_flags_and_attributes_): New data member.
3530 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3531 (Arm_relobj::scan_sections_for_stubs): Ditto.
3532 (Arm_relobj::do_read_symbols): Check to see if we really want to
3533 merge processor-specific flags and attributes. Exit early if
3534 an object is empty except for section names and the undefined symbol.
3535 (Target_arm::do_finalize_sections): Move check for ELF format to
3536 Arm_relobj::do_read_symbols. Merge processor specific flags and
3537 attributes from a regular object only when we have determined that
3538 it is aapropriate. Do not create an .ARM.attributes section in
3539 output if there is no regular input object.
3540 (Target_arm::merge_processor_specific_flags): Check
3541 --warn-mismatch before printing any error.
3542 (Target_arm::merge_object_attributes): Ditto.
3543 * gold.cc (queue_middle_tasks): Handle the case in which there is
3544 no regular object in input.
3545 * options.cc (General_options::parse_EB): New method.
3546 (General_options::parse_EL): Same.
3547 (General_options::General_options): Initialize endianness_.
3548 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3550 (General_options::Endianness): New enum.
3551 (General_options::endianness): New method.
3552 (General_options::endianness_): New data member.
3553 * parameters.cc (Parameters::set_options): Check target endianness.
3554 (Parameters::set_target_once): Ditto.
3555 (Parameters::check_target_endianness): New method.
3556 (parameters_force_valid_target): If either -EL or -EB is specified,
3557 use it to define endianness of default target.
3558 * parameters.h (Parameters::check_target_endianness): New method
3560 * target.h (class Target): Change "endianity" to "endianness"
3563 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3565 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3566 * configure: Regenerate.
3567 * Makefile.in: Regenerate.
3568 * testsuite/Makefile.in: Regenerate.
3570 2010-04-06 Cary Coutant <ccoutant@google.com>
3573 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3574 prevailing definitions of common symbols.
3575 * testsuite/plugin_test_6.sh: New test case.
3576 * testsuite/plugin_common_test_1.c: New test case.
3577 * testsuite/plugin_common_test_2.c: New test case.
3578 * testsuite/Makefile.am (plugin_test_6): New test case.
3579 * testsuite/Makefile.in: Regenerate.
3581 2010-04-06 Nick Clifton <nickc@redhat.com>
3583 * po/vi.po: New Vietnamese translation.
3585 2010-03-30 Doug Kwan <dougkwan@google.com>
3587 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3589 2010-03-25 Doug Kwan <dougkwan@google.com>
3591 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3592 to avoid a conversion warning on a 32-bit host.
3594 2010-03-24 Ian Lance Taylor <iant@google.com>
3596 * testsuite/script_test_3.t: Add a TLS segment.
3597 * testsuite/Makefile.am (check_PROGRAMS): Add
3598 tls_phdrs_script_test.
3599 (tls_phdrs_script_test_SOURCES): Define.
3600 (tls_phdrs_script_test_DEPENDENCIES): Define.
3601 (tls_phdrs_script_test_LDFLAGS): Define.
3602 (tls_phdrs_script_test_LDADD): Define.
3603 * testsuite/Makefile.in: Rebuild.
3605 2010-03-23 Cary Coutant <ccoutant@google.com>
3607 * fileread.cc (find_or_make_view): Fix comment.
3609 2010-03-23 Ian Lance Taylor <iant@google.com>
3611 * script-sections.cc (class Orphan_section_placement): Define
3612 PLACE_TLS and PLACE_TLS_BSS.
3613 (Orphan_section_placement::Orphan_section_placement): Initialize
3615 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3616 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3617 (tls_script_test_SOURCES): Define.
3618 (tls_script_test_DEPENDENCIES): Define.
3619 (tls_script_test_LDFLAGS): Define.
3620 (tls_script_test_LDADD): Define.
3621 * testsuite/Makefile.in: Rebuild.
3623 2010-03-22 Doug Kwan <dougkwan@google.com>
3625 * arm.cc (Arm_relocate_functions::abs8,
3626 Arm_relocate_functions::abs16): Use correct check for overflow
3627 specified in the ARM ELF specs.
3628 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3629 target of a BLX instruction specially.
3630 (Reloc_stub::stub_type_for_reloc): Ditto.
3631 (Relocate::relocate): Use symbolic names instead of numeric relocation
3632 codes to report error.
3633 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3635 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3636 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3637 thumb2_blx_out_of_range.stdout
3638 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3639 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3640 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3641 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3642 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3643 thumb2_blx_in_range, thumb2_blx_in_range.o,
3644 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3645 thumb2_blx_out_of_range.o): New rules.
3646 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3647 thumb2_blx_in_range and thumb2_blx_out_of_range.
3648 * testsuite/Makefile.in: Regenerate.
3649 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3650 * testsuite/thumb_blx_in_range.s: New file.
3651 * testsuite/thumb_blx_out_of_range.s: New file.
3653 2010-03-22 Rafael Espindola <espindola@google.com>
3655 * archive.cc (Should_include): Move to archive.h.
3656 (should_include_member): Make it a member of Archive.
3658 (Add_lib_group_symbols): New.
3659 * archive.h: Include options.h.
3660 (Archive_member): Moved from Archive.
3661 (Should_include): Moved from archive.cc.
3663 (Add_lib_group_symbols): New.
3664 * dynobj.cc (do_should_include_member): New.
3665 * dynobj.h (do_should_include_member): New.
3666 * gold.cc (queue_initial_tasks): Update call to queue.
3667 * main.cc (main): Print lib group stats.
3668 * object.cc (do_should_include_member): New.
3669 * object.h: Include archive.h.
3670 (Object::should_include_member): New.
3671 (Object::do_should_include_member): New.
3672 (Sized_relobj::do_should_include_member): New.
3673 * options.cc (General_options::parse_start_lib): New.
3674 (General_options::parse_end_lib): New.
3675 (Input_arguments::add_file): Handle lib groups.
3676 (Input_arguments::start_group): Check we are not in a lib.
3677 (Input_arguments::start_lib): New.
3678 (Input_arguments::end_lib): New.
3679 * options.h (General_options): Add start_lib and end_lib.
3680 (Input_argument::lib_): New.
3681 (Input_argument::lib): New.
3682 (Input_argument::is_lib): New.
3683 (Input_file_lib): New.
3684 (Input_arguments::in_lib_): New.
3685 (Input_arguments::in_lib): New.
3686 (Input_arguments::start_lib): New.
3687 (Input_arguments::end_lib_): New.
3688 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3689 in unused members as preempted.
3690 (Sized_pluginobj::do_should_include_member): New.
3691 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3692 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3694 (Read_symbols::do_whole_lib_group): New.
3695 (Read_symbols::do_lib_group): New.
3696 (Read_symbols::do_read_symbols): Handle lib groups.
3697 (Read_symbols::get_name): Handle lib groups.
3698 * readsyms.h (Read_symbols): Add an archive member pointer.
3699 (Read_symbols::do_whole_lib_group): New.
3700 (Read_symbols::do_lib_group): New.
3701 (Read_symbols::member_): New.
3702 * script.cc (read_input_script): Update call to queue_soon.
3704 2010-03-19 Doug Kwan <dougkwan@google.com>
3706 * arm.cc (Stub_table::Stub_table): Initialize new data members
3707 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3708 (Stub_table::add_reloc_stub): Assign stub offset and update
3709 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3710 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3712 (Stub_table::update_data_size_and_addralign): Use
3713 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3714 instead of going over all reloc stubs.
3715 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3716 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3717 Stringpool_template::offset_ to size of Stringpool_char.
3718 (Stringpool_template::new_key_offset): Remove code to initialize
3719 Stringpool_template::offset_.
3720 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3721 Stringpool_template::offset_ to zero.
3723 2010-03-15 Doug Kwan <dougkwan@google.com>
3725 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3727 (Stringpool_template::new_key_offset): New method.
3728 (Stringpool_template::add_string): Assign offsets when adding new
3730 (Stringpool_template::set_string_offsets): Do not set string offsets
3731 when not optimizing.
3732 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3734 (Chunked_vector::clear): Clear size_.
3735 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3736 (Chunked_vector::size): Return size_.
3737 (Chunked_vector::push_back): Use size_ to find insert position.
3738 (Chunked_vector::size_): New data member.
3739 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3740 (Stringpool_template::new_key_offset): New method declaration.
3741 (Stringpool_template::offset_): New data member.
3743 2010-03-15 Rafael Espindola <espindola@google.com>
3745 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3746 Add_symbols' constructor.
3747 * readsyms.h (Add_symbols): Remove the input_group member.
3749 2010-03-10 Ian Lance Taylor <iant@google.com>
3751 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3752 target to ask whether a reference to a symbol requires a stack
3754 * target.h (Target::is_call_to_non_split): New function.
3755 (Target::do_is_call_to_non_split): Declare virtual function.
3756 * target.cc: Include "symtab.h".
3757 (Target::do_is_call_to_non_split): New function.
3758 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3760 2010-03-10 Cary Coutant <ccoutant@google.com>
3762 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3763 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3764 (File_read::open[2]): Add whole_file_view_ to list of views.
3765 (File_read::make_view): Remove test of whole_file_view_.
3766 (File_read::find_or_make_view): Create whole_file_view_ if
3768 (File_read::clear_views): Replace bool parameter with enum;
3769 adjust all callers. Don't delete views with permanent data;
3770 do delete cached views and views from archives if
3771 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3772 if clearing the corresponding view.
3773 * fileread.h (File_read::Clear_views_mode): New enum.
3774 (File_read::View::is_permanent_view): New method.
3775 (File_read::clear_views): Replace bool parameter
3776 with enum; adjust all callers.
3777 * options.h (General_options): Change keep_files_mapped option;
3778 add map_whole_files.
3779 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3781 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3784 2010-03-10 David S. Miller <davem@davemloft.net>
3786 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3788 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3790 * icf.cc (get_section_contents): Add '@' marker after processing the
3793 2010-03-08 Doug Kwan <dougkwan@google.com>
3795 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3796 due to a conversion warning.
3797 (Arm_relobj::update_output_local_symbol_count): Check for local
3798 symbol with unset output index.
3800 2010-03-05 Ian Lance Taylor <iant@google.com>
3802 * options.h (class General_options): Add --spare-dynamic-tags.
3803 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3804 --spare-dynamic-tags.
3806 2010-03-05 Ian Lance Taylor <iant@google.com>
3808 * incremental.cc: Include "libiberty.h".
3810 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3812 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3813 function, is_info_ member.
3814 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3815 (Versions::Versions): Update caller.
3816 (Versions::define_base_version): Likewise.
3817 (Versions::add_def): Likewise.
3819 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3821 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3822 (Scan::possible_function_pointer_reloc): New function.
3823 (Scan::local_reloc_may_be_function_pointer): Change to call
3824 possible_function_pointer_reloc.
3825 (Scan::global_reloc_may_be_function_pointer): Ditto.
3826 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3827 relocations in ".data.rel.ro._ZTV" section.
3828 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3829 * testsuite/icf_safe_so_test.cc: Ditto.
3830 * testsuite/icf_safe_test.cc: Ditto.
3831 * testsuite/icf_safe_test.sh: Ditto.
3833 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3834 Ian Lance Taylor <iant@google.com>
3836 * target-reloc.h (relocate_section): Check the symbol table index
3837 for -1U before setting the local symbol index.
3838 (scan_relocatable_relocs): If copying the relocation, record that
3839 the local symbol is required.
3840 * object.h (Symbol_value::is_output_symtab_index_set): New
3842 (Symbol_value::may_be_discarded_from_output_symtab): New
3844 (Symbol_value::has_output_symtab_entry): New function.
3845 (Symbol_value::needs_output_symtab_entry): Remove.
3846 (Symbol_value::output_symtab_index): Make sure the symbol index is
3848 (Symbol_value::set_output_symtab_index): Make sure the symbol
3849 index is not set. Make sure the new index is valid.
3850 (Symbol_value::set_must_have_output_symtab_entry): New function.
3851 (Symbol_value::has_output_dynsym_entry): New function.
3852 (Symbol_value::set_output_dynsym_index): Make sure the new index
3854 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3855 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3856 local symbol if permitted.
3857 (Sized_relobj::do_finalize_local_symbols): Call
3858 is_output_symtab_index_set rather than needs_output_symtab_entry.
3859 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3860 rather than needs_output_symtab_entry. Call
3861 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3862 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3863 is_output_symtab_index_set rather than needs_output_symtab_entry.
3864 * testsuite/discard_locals_relocatable_test.c: New file.
3865 * testsuite/discard_locals_test.sh: Test -r.
3866 * testsuite/Makefile.am (check_DATA): Add
3867 discard_locals_relocatable_test1.syms,
3868 discard_local_relocatable_test2.syms.
3869 (MOSTLYCLEANFILES): Likewise. Also add
3870 discard_locals_relocatable_test1.lout and
3871 discard_locals_relocatable_test2.out.
3872 (discard_locals_relocatable_test1.syms): New target.
3873 (discard_locals_relocatable_test.o): New target.
3874 (discard_locals_relocatable_test1.out): New target.
3875 (discard_locals_relocatable_test2.syms): New target.
3876 (discard_locals_relocatable_test2.out): New target.
3877 (various): Add missing ../ld-new dependencies.
3878 * testsuite/Makefile.in: Rebuild.
3880 2010-03-03 Nick Clifton <nickc@redhat.com>
3882 * po/fi.po: New Finnish translation.
3884 2010-03-01 Doug Kwan <dougkwan@google.com>
3886 * layout.cc (Layout::Layout): Force section types of .init_array*,
3887 .preinit_array* and .fini_array* sections.
3888 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3889 Fix check of return value of std::string::find.().
3890 (Output_section::Input_section_sort_compare::operator()): Remove
3891 comment about .init_array.
3892 (Output_section::Input_section_sort_init_fini_compare::operator()):
3894 (Output_section::sort_attached_input_sections): Handle .init_array
3895 and .fini_array specially.
3896 * output.h (Output_section::Inut_section_sort_compare): Update
3898 (Output_section::Input_section_sort_init_fini_compare): New struct.
3900 2010-02-26 Doug Kwan <dougkwan@google.com>
3902 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3903 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3904 * testsuite/debug_msg.sh: Avoid matching source line number for
3905 use of global variable undef_int.
3907 2010-02-26 Doug Kwan <dougkwan@google.com>
3909 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3910 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3911 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3912 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3913 * options.cc (General_options::General_options): Initialize member
3915 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3916 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3917 and rm_no_fix_v4bx.stdout
3918 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3919 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3920 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3921 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3922 and arm_no_fix_v4bx.
3923 * Makefile.in: Regenerate.
3924 * testsuite/arm_fix_v4bx.s: New file.
3925 * testsuite/arm_fix_v4bx.sh: Ditto.
3927 2010-02-24 Doug Kwan <dougkwan@google.com>
3929 * arm.cc (Target_arm::got_section): Make the .got section the first
3930 non RELRO section in the data segment.
3931 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3932 suffixes of section names.
3934 2010-02-24 Doug Kwan <dougkwan@google.com>
3936 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3937 flags and attributes merging if an input file is a binary file.
3938 * fileread.cc (Input_file::open): Record format of original file.
3939 * fileread.h (Input_file::Format): New enum type.
3940 (Input_file::Input_file): Initialize data member format_.
3941 (Input_file::format): New method definition.
3942 (Input_file::format_):: New data member.
3944 2010-02-24 Doug Kwan <dougkwan@google.com>
3946 * arm.cc (Arm_output_data_got): New class.
3947 (ARM_TCB_SIZE): New constant
3948 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3949 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3950 If user uses a script with a SECTIONS clause, issue only a warning
3951 for a misplaced EXIDX input section. Otherwise, issue an error.
3952 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3954 (Target_arm::got_mode_index_entry): Handle static linking.
3955 (Target_arm::Scan::local): Ditto.
3956 (Target_arm::Scan::global): Ditto.
3957 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3958 all incorrectly implemented relocations.
3959 (Target_arm::fix_exidx_coverage): Pass layout to
3960 Arm_output_section::fix_exidx_coverage.
3961 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3962 from ".ARM.exidx." and ".ARM.extab.".
3964 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3966 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3967 section if it does not already exist.
3968 * attributes.cc (Attributes_section_data::Attributes_section_data):
3969 Don't crash if size is zero.
3971 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3972 Ian Lance Taylor <iant@google.com>
3974 * gold.cc (queue_middle_tasks): If no input files were opened,
3976 * workqueue.h (Task_function::Task_function): Assert that there is
3979 2010-02-22 Doug Kwan <dougkwan@google.com>
3981 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3982 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3983 types to avoid warnings due to different uint64_t implementations
3986 2010-02-21 Doug Kwan <dougkwan@google.com>
3988 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3989 handling of the maximum backward branch offset.
3990 (Arm_relocate_functions::thumb_branch_common): Ditto.
3991 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3992 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3993 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3994 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3995 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3996 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3997 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3998 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3999 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4000 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4001 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4002 thumb2_bl_out_of_range.o): New rules.
4003 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4004 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4005 thumb2_bl_out_of_range
4006 * testsuite/Makefile.in: Regenerate.
4007 * testsuite/arm_bl_in_range.s: New file.
4008 * testsuite/arm_bl_out_of_range.s: Ditto.
4009 * testsuite/arm_branch_in_range.sh: Ditto.
4010 * testsuite/arm_branch_range.t: Ditto.
4011 * testsuite/thumb2_branch_range.t: Ditto.
4012 * testsuite/thumb_bl_in_range.s: Ditto.
4013 * testsuite/thumb_bl_out_of_range.s: Ditto.
4014 * testsuite/thumb_branch_range.t: Ditto.
4016 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4018 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4019 Add reloc offset information.
4020 * icf.cc (get_section_contents): Change iterators to point to the new
4021 vectors. Add reloc offset information to the contents.
4022 * icf.h (Icf::Sections_reachable_info): New typedef.
4023 (Icf::Sections_reachable_list): New typedef.
4024 (Icf::Offset_info): New typedef.
4025 (Icf::Reloc_info): New struct typedef.
4026 (Icf::Reloc_info_list): New typedef.
4027 (Icf::symbol_reloc_list): Delete method.
4028 (Icf::addend_reloc_list): Delete method.
4029 (Icf::section_reloc_list): Delete method.
4030 (Icf::reloc_info_list): New method.
4031 (Icf::reloc_info_list_): New member.
4033 2010-02-19 Doug Kwan <dougkwan@google.com>
4035 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4036 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4037 * arm.cc (Arm_relocation_functions): New forward declaration.
4038 (Target_arm::Target_arm): Initialize new data members
4039 got_mod_index_offset_ and tls_base_symbol_defined_.
4040 (Target_arm::Relocate::relocate_tls): New method.
4041 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4042 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4044 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4045 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4046 (Target_arm::got_mod_index_offset_,
4047 Target_arm::tls_base_symbol_defined_): New data members.
4048 (Target_arm::Scan::local, Target::Scan::global,
4049 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4052 2010-02-18 Doug Kwan <dougkwan@google.com>
4054 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4055 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4056 text section as a parameter becuase some broken tools may not set
4057 the link in section header.
4058 (Target_arm::has_got_section): New method.
4059 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4060 without any mapping symbol as data only. Remove warning.
4061 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4062 link in its section header, try to discover the link by inspecting the
4063 REL31 relocation at the beginning of the section.
4064 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4066 (Target_arm::Scan::global): Treat any reference to the symbol
4067 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4069 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4071 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4072 (Scan::global_reloc_may_be_function_pointer): New function.
4073 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4074 (Scan::global_reloc_may_be_function_pointer): New function.
4075 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4076 (Scan::global_reloc_may_be_function_pointer): New function.
4077 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4078 (Scan::global_reloc_may_be_function_pointer): New function.
4079 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4080 (Scan::global_reloc_may_be_function_pointer): New function.
4081 (Scan::possible_function_pointer_reloc): New function.
4082 (Target_x86_64::can_check_for_function_pointers): New function.
4083 * gc.h (gc_process_relocs): Scan relocation types to determine if
4084 function pointers were taken for targets that support it.
4085 * icf.cc (Icf::find_identical_sections): Include functions for
4086 folding in safe ICF whose pointer is not taken.
4087 * icf.h (Secn_fptr_taken_set): New typedef.
4088 (fptr_section_id_): New member.
4089 (section_has_function_pointers): New function.
4090 (set_section_has_function_pointers): New function.
4091 (check_section_for_function_pointers): New function.
4092 * options.h: Fix comment for safe ICF option.
4093 * target.h (can_check_for_function_pointers): New function.
4094 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4095 Modify icf_safe_test for X86-64.
4096 * testsuite/Makefile.in: Regenerate.
4097 * testsuite/icf_safe_so_test.cc: New file.
4098 * testsuite/icf_safe_so_test.sh: New file.
4099 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4100 (main): Change to take pointer to function kept_func_3.
4101 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4102 folding is done correctly for X86-64.
4104 2010-02-12 David S. Miller <davem@davemloft.net>
4106 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4107 is_symbolless parameter.
4108 (Output_reloc<SHT_REL>::is_symbolless): New.
4109 (Output_reloc<SHT_REL>::is_symbolless_): New.
4110 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4111 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4112 (Output_reloc<SHT_RELA>::is_symbolless): New.
4113 (Output_data_reloc::add_global): Handle is_symbolless.
4114 (Output_data_reloc::add_global_relative): Likewise.
4115 (Output_data_reloc::add_local): Likewise.
4116 (Output_data_reloc::add_local_relative): Likewise.
4117 (Output_data_reloc::add_symbolless_global_addend): New.
4118 (Output_data_reloc::add_symbolless_local_addend): New.
4119 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4121 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4122 instead of ->is_relative_
4123 (Output_reloc::write): Likewise.
4124 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4125 (Output_reloc::write_rel): Simplify.
4127 * sparc.cc (Target_sparc::Scan::local): Use
4128 ->add_symbolless_local_addend as needed.
4129 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4130 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4131 based upon relocation offset.
4133 2010-02-11 Doug Kwan <dougkwan@google.com>
4135 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4136 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4137 beginning of function.
4138 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4139 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4140 parameter is_32bit in calls to should_apply_static_reloc.
4141 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4142 (check_DATA): Add arm_abs_global.stdout.
4143 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4144 arm_abs_global.stdout): New rules.
4145 (MOSTLLYCLEANFILES): Add arm_abs_global
4146 * Makefile.in: Regenerate.
4147 * testsuite/arm_abs_global.s: New file.
4148 * testsuite/arm_abs_global.sh: Ditto.
4149 * testsuite/arm_abs_lib.s: Ditto.
4151 2010-02-11 Ian Lance Taylor <iant@google.com>
4153 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4155 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4156 Allocate_commons_task first.
4157 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4158 task, rather than symtab_lock_.
4159 (Gc_process_relocs::~Gc_process_relocs): New function.
4160 (Gc_process_relocs::is_runnable): Check this_blocker_.
4161 (Gc_process_relocs::locks): Use next_blocker_ rather than
4163 (Scan_relocs::~Scan_relocs): New function.
4164 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4166 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4168 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4169 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4170 constructor accordingly.
4171 (class Gc_process_relocs): Likewise.
4172 (class Scan_relocs): Likewise.
4173 * common.h (class Allocate_commons_task): Remove symtab_lock_
4174 field, and corresponding constructor parameter.
4175 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4177 (Allocate_commons_task::locks): Likewise.
4179 2010-02-11 Ian Lance Taylor <iant@google.com>
4181 * gold-threads.h (class Once): Define.
4182 (class Initialize_lock): Rewrite as child of Once.
4183 * gold-threads.cc (class Once_initialize): Define.
4184 (once_pointer_control): New static variable.
4185 (once_pointer, once_arg): New static variables.
4186 (c_run_once): New static function.
4187 (Once::Once, Once::run_once, Once::internal_run): New functions.
4188 (class Initialize_lock_once): Remove.
4189 (initialize_lock_control): Remove.
4190 (initialize_lock_pointer): Remove.
4191 (initialize_lock_once): Remove.
4192 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4193 (Initialize_lock::initialize): Rewrite.
4194 (Initialize_lock::do_run_once): New function.
4195 * archive.cc (Archive::interpret_header): Only clear name if it is
4197 * fileread.cc: Include "gold-threads.h"
4198 (file_counts_lock): New static variable.
4199 (file_counts_initialize_lock): Likewise.
4200 (File_read::release): Only increment counts when using --stats.
4201 Use a lock around the increment.
4202 * parameters.cc (class Set_parameters_target_once): Define.
4203 (set_parameters_target_once): New static variable.
4204 (Parameters::Parameters): Move here from parameters.h.
4205 (Parameters::set_target): Rewrite.
4206 (Parameters::set_target_once): New function.
4207 (Parameters::clear_target): Move here and rewrite.
4208 * parameters.h (class Parameters): Update declarations. Add
4209 set_parameters_target_once_ field.
4210 (Parameters::Parameters): Move to parameters.cc.
4211 (Parameters::clear_target): Likewise.
4212 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4214 (Start_group::~Start_group): New function.
4215 (Start_group::is_runnable): New function.
4216 (Start_group::locks, Start_group::run): New functions.
4217 (Finish_group::run): Change saw_undefined to size_t.
4218 * readsyms.h (class Start_group): Define.
4219 (class Finish_group): Change saw_undefined_ field to size_t.
4220 (Finish_group::Finish_group): Remove saw_undefined and
4221 this_blocker parameters. Change all callers.
4222 (Finish_group::set_saw_undefined): New function.
4223 (Finish_group::set_blocker): New function.
4224 * symtab.h (class Symbol_table): Change saw_undefined to return
4225 size_t. Change saw_undefined_ field to size_t.
4226 * target-select.cc (Set_target_once::do_run_once): New function.
4227 (Target_selector::Target_selector): Initialize set_target_once_
4228 field. Don't initialize lock_ and initialize_lock_ fields.
4229 (Target_selector::instantiate_target): Rewrite.
4230 (Target_selector::set_target): New function.
4231 * target-select.h (class Set_target_once): Define.
4232 (class Target_selector): Update declarations. Make
4233 Set_target_once a friend. Remove lock_ and initialize_lock_
4234 fields. Add set_target_once_ field.
4236 2010-02-10 Ian Lance Taylor <iant@google.com>
4238 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4240 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4241 (queue_middle_tasks): Add all blockers before queueing any tasks.
4242 (queue_final_tasks): Likewise.
4243 * token.h (Task_token::add_blockers): New function.
4244 * object.h (Input_objects::number_of_relobjs): New function.
4246 2010-02-10 Ian Lance Taylor <iant@google.com>
4248 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4249 shared, not if not position independent.
4250 * x86_64.cc (Relocate::relocate_tls): Likewise.
4251 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4252 (tls_pie_pic_test): New target.
4253 * testsuite/Makefile.in: Rebuild.
4255 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4256 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4257 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4258 * testsuite/Makefile.in: Rebuild.
4260 2010-02-09 David S. Miller <davem@davemloft.net>
4262 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4263 R_SPARC_RELATIVE using ->add_local_relative().
4264 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4266 * output.h (Output_data_dynamic::add_section_size): New method
4267 that takes two Output_data objects.
4268 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4269 entry param. Handle it in initializers.
4270 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4271 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4272 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4274 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4275 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4276 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4277 for dynrel_includes_plt.
4278 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4279 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4280 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4282 (Target_sparc::do_finalize_sections): Update to pass true for
4283 dynrel_includes_plt.
4284 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4285 output before .rela.plt
4286 (Target_powerpc::do_finalize_sections): Update to pass true for
4287 dynrel_includes_plt when 32-bit.
4289 2010-02-08 Doug Kwan <dougkwan@google.com>
4291 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4293 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4294 Arm_relobj::scan_section_for_cortex_a8_stubs,
4295 Arm_relobj::do_relocation_section): Instead of calling
4296 Output_section::output_address, use faster
4297 Arm_relobj::simple_input_section_output_address.
4299 2010-02-08 David S. Miller <davem@davemloft.net>
4301 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4302 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4303 relocation helper function.
4305 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4306 just like R_SPARC_GOT{10,13,22}.
4307 (Target_sparc::Scan::local): Likewise.
4308 (Target_sparc::Relocate:relocate): Likewise.
4310 2010-02-06 Ian Lance Taylor <iant@google.com>
4312 * configure.ac: Rewrite targetobjs duplicate removal code to use
4313 only shell constructs.
4314 * configure: Rebuild.
4316 2010-02-05 Doug Kwan <dougkwan@google.com>
4319 * arm.cc (Arm_relobj::section_is_scannable): New method.
4320 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4321 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4323 2010-02-04 Doug Kwan <dougkwan@google.com>
4326 * arm-reloc-property.cc (cstdio): Include.
4327 * configure.ac (targetobjs): Remove duplicates.
4328 * configure: Regenerate.
4329 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4330 big and little endian version for a given address size.
4332 2010-02-03 Doug Kwan <dougkwan@google.com>
4334 * arm-reloc-property.cc
4335 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4337 * arm-reloc-property.h
4338 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4339 New method definition.
4340 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4342 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4344 (GOT_PREL): Change implemented to Y.
4345 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4346 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4347 (Arm_relocate_functions::movw_abs_nc): Remove method.
4348 (Arm_relocate_functions::movt_abs): Ditto.
4349 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4350 (Arm_relocate_functions::thm_movt_abs): Ditto.
4351 (Arm_relocate_functions::movw_rel_nc): Ditto.
4352 (Arm_relocate_functions::movw_rel): Ditto.
4353 (Arm_relocate_functions::movt_rel): Ditto.
4354 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4355 (Arm_relocate_functions:thm_movw_rel): Ditto.
4356 (Arm_relocate_functions:thm_movt_rel): Ditto.
4357 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4358 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4359 New method definitions.
4360 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4361 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4362 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4363 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4364 (Target_arm::Relocate::relocate): Check for non-static or
4365 unimplemented relocation code and exit early. Change calls to
4366 Target_arm::reloc_uses_thumb_bit and
4367 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4368 instead. Refactor code to handle similar relocations to increase
4369 code sharing. Remove check for unsupported relocation code in switch
4371 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4372 relocation property table to find out size. Change error message to
4373 print out the name of a relocation code instead of the numeric value.
4374 (Target_arm::scan_reloc_for_stub): Use relocation property table
4375 instead of calling Target_arm::reloc_uses_thumb_bit().
4377 2010-02-02 Doug Kwan <dougkwan@google.com>
4379 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4380 types of relaxed input section.
4382 2010-02-02 Doug Kwan <dougkwan@google.com>
4384 * Makefile.am (HFILES): Add arm-reloc-property.h.
4386 (TARGETSOURCES): Add arm-reloc-property.cc
4387 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4388 (libgold_a_SOURCES): $(DEFFILES)
4389 * Makefile.in: Regenerate.
4390 * arm-reloc-property.cc: New file.
4391 * arm-reloc-property.h: New file.
4392 * arm-reloc.def: New file.
4393 * arm.cc: Update comments.
4394 (arm-reloc-property.h): New included header.
4395 (arm_reloc_property_table): New global variable.
4396 (Target_arm::do_select_as_default_target): New method definition.
4397 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4398 arm-reloc-property to targ_extra_obj.
4399 * parameters.cc (set_parameters_target): Call
4400 Target::select_as_default_target().
4401 * target.h (Target::select_as_default_target): New method definition.
4402 (Target::do_select_as_default_target): Same.
4404 2010-02-01 Doug Kwan <dougkwan@google.com>
4406 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4407 first_output_text_section_.
4408 (Arm_exidx_fixup::first_output_text_section): New method definition.
4409 (Arm_exidx_fixup::first_output_text_section_): New data member.
4410 (Arm_exidx_fixup::process_exidx_section): Record the first text
4411 output section seen.
4412 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4413 and entsize in output section header.
4415 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4417 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4418 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4419 (Arm_relocate_functions::thm_alu11): New Method.
4420 (Arm_relocate_functions::thm_pc8): New Method.
4421 (Arm_relocate_functions::thm_pc12): New Method.
4422 (Target_arm::Scan::local): Handle the relocations.
4423 (Target_arm::Scan::global): Likewise.
4424 (Target_arm::Relocate::relocate): Likewise.
4425 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4427 2010-01-29 Doug Kwan <dougkwan@google.com>
4429 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4430 of relocation types as ld.
4432 2010-01-29 Doug Kwan <dougkwan@google.com>
4434 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4436 (Arm_relocate_functions::thumb_branch_common): Ditto.
4437 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4438 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4439 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4440 Arm_relocate_functions::jump24): Remove.
4441 (Target_arm::Relocate::relocate): Adjust code to call
4442 Arm_relocation_functions::arm_branch_common and
4443 Arm_relocation_functions::thumb_branch_common instead of their removed
4444 wrappers. Merge switch-cases together to reduce source code size.
4446 2010-01-29 Doug Kwan <dougkwan@google.com>
4448 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4449 output_local_symbol_count_needs_update_.
4450 (Arm_relobj::output_local_symbol_count_needs_update,
4451 Arm_relobj::set_output_local_symbol_count_needs_update,
4452 Arm_relobj::update_output_local_symbol_count): New methods.
4453 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4455 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4456 of pointed function as in a R_ARM_PREL31 relocation.
4457 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4458 for output local symbol count updating.
4459 (Target_arm::do_relax): Update output local symbol counts in objects
4461 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4463 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4465 * arm.cc: Added support for the ARM relocations:
4466 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4467 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4468 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4470 (Arm_relocate_functions::movw_rel): New method.
4471 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4472 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4474 (Arm_relocate_functions::thm_movw_rel): New method.
4475 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4477 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4479 (Target_arm::Scan::global): Likewise.
4480 (Target_arm::Relocate::relocate): Likewise.
4481 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4484 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4486 * arm.cc: Added support for ARM group relocations.
4487 (Target_arm::reloc_needs_sym_origin): New method.
4488 (Arm_relocate_functions::calc_grp_kn): New method.
4489 (Arm_relocate_functions::calc_grp_residual): New method.
4490 (Arm_relocate_functions::calc_grp_gn): New method.
4491 (Arm_relocate_functions::arm_grp_alu): New Method.
4492 (Arm_relocate_functions::arm_grp_ldr): New Method.
4493 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4494 (Arm_relocate_functions::arm_grp_ldc): New Method.
4495 (Target_arm::Scan::local): Handle the ARM group relocations.
4496 (Target_arm::Scan::global): Likewise.
4497 (Target_arm::Relocate::relocate): Likewise.
4498 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4501 2010-01-26 Doug Kwan <dougkwan@google.com>
4503 * arm.cc (set): Include.
4504 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4506 (Arm_output_section::Text_section_list): New type.
4507 (Arm_output_section::append_text_sections_to_list): New method.
4508 (Arm_output_section::fix_exidx_coverage): Ditto.
4509 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4510 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4511 Relobj::set_section_offset() instead of
4512 Sized_relobj::invalidate_section_offset().
4513 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4514 parameter for section headers. Ignore relocation sections for
4515 unallocated sections and EXIDX sections.
4516 (Target_arm::fix_exidx_coverage): New method.
4517 (Target_arm::output_section_address_less_than): New type.
4518 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4519 linked text section instead of the EXIDX section.
4520 (Arm_output_section::create_stub_group): Add an assertion to check
4521 that this is not an EXIDX output section.
4522 (Arm_output_section::append_text_sections_to_list): New method.
4523 (Arm_output_section::fix_exidx_coverage): Ditto.
4524 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4525 Arm_relobj::section_needs_reloc_stub_scanning.
4526 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4528 (Target_arm::fix_exidx_coverage): New method.
4529 * object.h (Relobj::set_output_section): New method.
4530 (Sized_relobj::invalidate_section_offset): Remove method.
4531 (Sized_relobj::do_invalidate_section_offset): Remove method.
4532 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4534 2010-01-25 Doug Kwan <dougkwan@google.com>
4536 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4537 Fix warning due to signed and unsigned comparison on a 32-bit host.
4539 2010-01-22 Doug Kwan <dougkwan@google.com>
4541 * arm.cc (Target_arm::do_relax): Record an output section for section
4542 offset adjustment it contains any stub table that has changed.
4543 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4544 offsets in an output section if necessary.
4545 * output.cc (Output_section::Output_section): Initialize
4546 section_offsets_need_adjustments_.
4547 (Output_section::add_input_section_for_script): Renamed to
4548 Output_section::add_simple_input_section.
4549 (Output_section::save_states): Add a comment.
4550 (Output_section::discard_states): New method defintion.
4551 (Output_section::adjust_section_offsets): Same.
4552 * output.h (Output_section::add_input_section_for_script): Renamed to
4553 Output_section::add_simple_input_section.
4554 (Output_section::discard_states): New method declaration.
4555 (Output_section::adjust_section_offsets): Same.
4556 (Output_section::section_offsets_need_adjustment,
4557 Output_section::set_section_offsets_need_adjustment): New method
4559 (Output_section::section_offsets_need_adjustment_): New data member.
4560 * script-sections.cc
4561 (Output_section_element_input::set_section_address): Adjust code for
4562 renaming of Output_section::add_input_section_for_script.
4563 (Orphan_output_section::set_section_address): Same.
4565 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4567 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4568 Fix_v4bx enum values .
4569 * gold/options.h (General_options): New option definitions.
4570 (General_options::fix_v4bx): New method.
4571 (General_options::Fix_v4bx): New enum.
4572 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4573 (General_options::parse_fix_v4bx_interworking): New method.
4575 2010-01-22 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (Arm_exidx_fixup): New class.
4579 2010-01-21 Doug Kwan <dougkwan@google.com>
4581 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4583 (Arm_exidx_section_offset_map): New type.
4585 2010-01-21 Doug Kwan <dougkwan@google.com>
4587 * arm.cc (Arm_exidx_input_section): New class.
4588 (Arm_relobj::exidx_input_section_by_link,
4589 Arm_relobj::exidx_input_section_by_shndx,
4590 Arm_relobj::make_exidx_input_section): New methods.
4591 (read_arm_attributes_section): Remove.
4592 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4593 information about them.
4594 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4597 2010-01-20 Doug Kwan <dougkwan@google.com>
4599 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4600 Input_section_specifier to Section_id.
4601 (Target_arm::new_arm_input_section: Adjust code for change of key
4603 (Target_arm::find_arm_input_section): Ditto.
4604 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4605 (Section_id): Remove.
4606 (Garbage_collection::Section_id_hash): Remove.
4607 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4608 (Section_id): Remove.
4609 (Icf::Section_id_hash): Remove.
4610 * object.h (Section_id, Const_section_id, Section_id_hash,
4611 Const_section_id_hash): New type definitions.
4612 * output.cc (Output_section::add_relaxed_input_section): Change to
4613 use Const_section_id instead of Input_section_specifier as key type.
4614 (Output_section::add_merge_input_section): Ditto.
4615 (Output_section::build_relaxation_map): Change to use Section_id
4616 instead of Input_section_specifier as key type.
4617 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4619 (Output_section::convert_input_sections_to_relaxed_sections): Change
4620 to use Const_section_id instead of Input_section_specifier as key type.
4621 (Output_section::find_merge_section): Ditto.
4622 (Output_section::find_relaxed_input_section): Ditto.
4623 * output.h (Input_section_specifier): Remove class.
4624 (Output_section::Output_section_data_by_input_section_map): Change
4625 key type to Const_section_id.
4626 (Output_section::Output_relaxed_input_section_by_input_section_map):
4628 (Output_section::Relaxation_map): Change key type to Section_id.
4630 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4632 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4633 (class Arm_v4bx_stub): New class.
4634 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4635 (Stub_factory::make_arm_v4bx_stub): New method.
4636 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4637 (Stub_table::empty): Handle v4bx stubs.
4638 (Stub_table::add_arm_v4bx_stub): New method.
4639 (Stub_table::find_arm_v4bx_stub): New method.
4640 (Arm_relocate_functions::v4bx): New method.
4641 (Target_arm::fix_v4bx): New method.
4642 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4643 (Stub_table::relocate_stubs): Likewise.
4644 (Stub_table::do_write): Likewise.
4645 (Stub_table::update_data_size_and_addralign): Likewise.
4646 (Stub_table::finalize_stubs): Likewise.
4647 (Target_arm::Scan::local): Likewise.
4648 (Target_arm::Scan::global): Likewise.
4649 (Target_arm::do_finalize_sections): Likewise.
4650 (Target_arm::Relocate::relocate): Likewise.
4651 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4653 (Target_arm::scan_reloc_for_stub): Likewise.
4654 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4656 2010-01-19 Ian Lance Taylor <iant@google.com>
4658 * output.cc (Output_section_headers::do_sized_write): Write large
4659 segment count to sh_info field.
4660 (Output_file_header::do_sized_write): For large segment count,
4661 write PN_XNUM to e_phnum field.
4663 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4665 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4666 (Arm_relocate_functions::thm_jump8): New function.
4667 (Arm_relocate_functions::thm_jump11): New function.
4668 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4670 (Target_arm::Scan::global): Likewise.
4671 (Target_arm::Relocate::relocate): Likewise.
4672 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4675 2010-01-14 Doug Kwan <dougkwan@google.com>
4677 * arm.cc (map, utility): Include headers.
4678 (Target_arm::apply_cortex_a8_workaround): New method.
4679 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4680 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4681 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4682 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4683 the --[no-]fix-cortex-a8 command line options.
4684 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4685 (Target_arm::relocate_stub): Use addend in instruction template.
4686 * options.h (DEFINE_bool): Set the user-set flag.
4687 (General_options): Add --[no-]-fix-cortex options.
4688 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4689 : Update fast look-up map after conversion.
4691 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4693 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4694 in the first pass of do_layout.
4696 2010-01-13 Doug Kwan <dougkwan@google.com>
4698 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4699 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4700 apparent compiler problem of not folding static constant integral
4701 data members of elfcpp::Elf_sizes<32>.
4703 2010-01-13 Doug Kwan <dougkwan@google.com>
4705 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4706 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4707 Arm_relobj::scan_section_for_cortex_a8_erratum,
4708 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4709 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4710 sections to scan for relocation stubs into a new method
4711 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4712 relocation and Cortex-A8 stub scanning.
4713 (Target_arm::do_relax): Force stubs to be after stubbed sections
4714 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4715 the beginning of a new relaxation pass. Update a comment.
4716 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4718 2010-01-12 Ian Lance Taylor <iant@google.com>
4720 * target-reloc.h (visibility_error): New inline function.
4721 (relocate_section): Call visibility_error.
4722 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4723 (MOSTLYCLEANFILES): Likewise.
4724 (protected_4_pic.o, protected_3.err): New targets.
4725 * testsuite/protected_4.cc: New file.
4727 2010-01-12 Doug Kwan <dougkwan@google.com>
4729 * arm.cc (Cortex_a8_reloc): New class.
4730 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4731 and cortex_a8_relocs_info_.
4732 (Target_arm::fix_cortex_a8): New method definition.
4733 (Target_arm::Cortex_a8_relocs_info): New type.
4734 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4735 New data member declarations.
4736 (Target_arm::scan_reloc_for_stub): Record information about
4737 relocations for THUMB branches that might be exempted from the
4738 Cortex-A8 workaround.
4739 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4740 at the beginning of a relaxation pass.
4742 2010-01-12 Doug Kwan <dougkwan@google.com>
4744 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4745 (Arm_relobj::Mapping_symbol_position,
4746 Arm_reloj::Mapping_symbol_position_less,
4747 Arm_relobj::Mapping_symbols_info): New types.
4748 (Target_arm::is_mapping_symbol_name): New method definition.
4749 (Arm_relobj::do_count_local_symbols): Save information about mapping
4752 2010-01-11 Doug Kwan <dougkwan@google.com>
4754 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4755 Arm_relocate_functions::thumb32_branch_upper,
4756 Arm_relocate_functions::thumb32_branch_lower,
4757 Arm_relocate_functions::thumb32_cond_branch_offset,
4758 Arm_relocate_functions::thumb32_cond_branch_upper,
4759 Arm_relocate_functions::thumb32_cond_branch_lower,
4760 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4761 branch offset encoding.
4762 (Arm_relocate_functions::thumb_branch_common): Use new branch
4763 offset encoding methods to avoid code duplication.
4764 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4765 (Stub_addend_reader::operator()): Use new branch encoding method
4766 to avoid code duplication.
4768 2010-01-11 Doug Kwan <dougkwan@google.com>
4770 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4771 (Target_arm::do_finalize_sections): Define special EXIDX section
4772 symbols only if referenced.
4773 * gc.h (Garbage_collection::add_reference): New method.
4774 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4777 2010-01-11 Ian Lance Taylor <iant@google.com>
4779 * script.cc (Version_script_info::build_expression_list_lookup):
4780 Change complaing about duplicate wildcard match from error to
4783 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4785 (Version_script_info::Version_script_info): Initialize globs_,
4786 default_version_, default_is_global_, and exact_. Don't
4787 initialize globals_ or locals_.
4788 (Version_script_info::build_lookup_tables): Build local symbols
4790 (Version_script_info::unquote): New function.
4791 (Version_script_info::add_exact_match): New function.
4792 (Version_script_info::build_expression_list_lookup): Remove lookup
4793 parameter. Add is_global parameter. Change all callers. Handle
4794 wildcard pattern specially. Unquote pattern. Call
4796 (Version_script_info::get_name_to_match): New function.
4797 (Version_script_info::get_symbol_version): New function.
4798 (Version_script_info::get_symbol_version_helper): Remove.
4799 (Version_script_info::check_unmatched_names): Call unquote.
4800 * script.h (class Version_script_info): Change get_symbol_version
4801 to be non-inline and add is_global parameter; change all callers.
4802 Rewrite symbol_is_local. Update declarations. Define struct
4803 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4804 Remove globals_ and locals_ members. Add exact_, globs_,
4805 default_version_, is_global_.
4806 (Version_script_info::Glob): Remove pattern, add expression and
4807 is_global. Update constructor. Change all callers.
4808 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4810 (Versions::symbol_section_contents): If a symbol is undefined, or
4811 defined in a dynamic object, set the version index to
4813 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4815 (Symbol_table::add_from_pluginobj): Likewise.
4816 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4818 2010-01-11 Doug Kwan <dougkwan@google.com>
4820 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4821 (incremental_dump_LDADD): Add linking option for libintl.
4822 * Makefile.in: Regenerate.
4824 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4827 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4829 * testsuite/Makefile.in: Regenerated.
4831 2010-01-10 Doug Kwan <dougkwan@google.com>
4833 * options.h (DEFINE_var): Use parentheses around argument varname__
4834 in macro body to avoid any unintended subsequent substitutions.
4836 2010-01-10 Ian Lance Taylor <iant@google.com>
4838 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4839 candidates before doing symbol resolution.
4841 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4842 ODR candidates if only one is weak.
4844 2010-01-08 Ian Lance Taylor <iant@google.com>
4846 * script.cc (Version_script_info::build_expression_list_lookup):
4847 Don't warn about ambiguous version, just record the ambiguity.
4848 (Version_script_info::get_symbol_version_helper): Give error if
4849 version is ambiguous.
4851 2010-01-08 Doug Kwan <dougkwan@google.com>
4853 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4854 prev_data_size_ and prev_addralign_. Remove initializer for
4855 deleted data member has_been_changed_.
4856 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4857 to determine if the table is empty.
4858 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4860 (Stub_table::add_reloc_stub): Define method in class definition
4861 instead of just declaring it there.
4862 (Stub_table::add_cortex_a8_stub): New method definition.
4863 (Stub_table::update_data_size_and_addralign): Ditto.
4864 (Stub_table::finalize_stubs): Ditto.
4865 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4866 (Stub_table::do_addralign_): Return address alignment in the
4867 (Stub_table::do_reset_address_and_file_offset): Define method in
4868 class definition instead of declaring it there. Set current data
4869 size to be the data size of the previous pass.
4870 (Stub_table::set_final_data_size): Use current data size as the
4872 (Stub_table::relocate_stub): Change parameter type of stub from
4873 Reloc_stub pointer to Stub pointer.
4874 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4875 (Stub_table::Cortex_a8_stub_list): New typedef.
4876 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4877 Stub_table::prev_addralign_): New data member.
4878 (Arm_relobj::Arm_relobj): Initialize data member
4879 section_has_cortex_a8_workaround_.
4880 (Arm_relobj::section_has_cortex_a8_workaround,
4881 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4883 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4885 (Target_arm::relocate_stub): Change parameter type of stub from
4886 Reloc_stub pointer to Stub pointer.
4887 (Insn_template::size, Insn_template::alignment): Handle
4888 THUMB16_SPECIAL_TYPE.
4889 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4890 Stub_table::update_data_size_and_addralign,
4891 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4893 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4894 (Stub_table::do_write): Ditto.
4895 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4897 2010-01-08 Ian Lance Taylor <iant@google.com>
4900 * symtab.h (class Symbol): Remove fields is_target_special_ and
4901 has_plt_offset_. Add field is_defined_in_discarded_section_.
4902 (Symbol::is_defined_in_discarded_section): New function.
4903 (Symbol::set_is_defined_in_discarded_section): New function.
4904 (Symbol::has_plt_offset): Rewrite.
4905 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4906 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4907 Don't initialize is_target_special_ or has_plt_offset_.
4908 Initialize is_defined_in_discarded_section_.
4909 (Symbol_table::add_from_relobj): If appropriate, set
4910 is_defined_in_discarded_section.
4911 * resolve.cc (Symbol::override_base_with_special): Don't test
4912 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4913 * target-reloc.h (relocate_section): Do special handling for
4914 symbols defined in discarded sections for global symbols as well
4917 2010-01-08 Ian Lance Taylor <iant@google.com>
4919 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4920 the SHT_SYMTAB case.
4922 2010-01-08 Ian Lance Taylor <iant@google.com>
4924 * object.cc (Sized_relobj::do_layout): Don't get confused if
4925 layout_eh_frame returns NULL.
4927 2010-01-08 Ian Lance Taylor <iant@google.com>
4930 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4931 dynamic symbol table, use the normal symbol table.
4932 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4935 2010-01-08 Ian Lance Taylor <iant@google.com>
4938 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4941 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4943 * version.cc (print_version): Change to "Copyright 2010".
4945 2010-01-08 Ian Lance Taylor <iant@google.com>
4949 * i386.cc (class Target_i386): Change return type of plt_section
4951 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4952 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4953 tls_desc_rel_ field.
4954 (Output_data_plt_i386::rel_tls_desc): New function.
4955 (Target_i386::rel_tls_desc_section): New function.
4956 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4957 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4958 R_386_TLS_DESC reloc in rel_tls_desc_section.
4959 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4960 Define struct Tlsdesc_info.
4961 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4962 (Target_x86_64::do_reloc_symbol_index): New function.
4963 (Target_x86_64::add_tlsdesc_info): New function.
4964 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4965 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4967 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4969 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4970 (Target_x86_64::rela_tlsdesc_section): New function.
4971 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4973 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4974 (Target_x86_64::do_reloc_addend): New function.
4975 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4976 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4977 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4978 (Output_reloc::type): New function.
4979 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4980 (Output_reloc::is_target_specific): New function.
4981 (Output_reloc::target_arg): New function.
4982 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4983 absolute relocs and target specific relocs.
4984 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4985 add_target_specific.
4986 (class Output_data_reloc) [SHT_RELA]: Likewise.
4987 * output.cc (Output_reloc::Output_reloc): Add four new versions
4988 for absolute relocs and target specific relocs.
4989 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4990 (Output_reloc::get_symbol_index): Likewise.
4991 (Output_reloc::local_section_offset): Check that local_sym_index_
4992 is not TARGET_CODE or 0.
4993 (Output_reloc::symbol_value): Likewise.
4994 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4996 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4997 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4999 * layout.cc (add_target_dynamic_tags): Use output section for
5000 DT_PLTRELSZ and DT_JMPREL.
5002 2010-01-07 Ian Lance Taylor <iant@google.com>
5005 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5007 (class Output_data_reloc_generic): Define.
5008 (class Output_data_reloc_base): Change base class to
5009 Output_data_reloc_generic. Change add() method to call
5010 bump_relative_reloc_count for a relative reloc. Remove
5012 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5014 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5015 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5017 * layout.h (class Layout): Update declaration.
5019 2010-01-07 Ian Lance Taylor <iant@google.com>
5021 * output.h (class Output_data): Add const version of
5022 output_section and do_output_section.
5023 (class Output_section_data): Add const version of
5025 (class Output_section): Likewise.
5026 * layout.cc (Layout::add_target_dynamic_tags): New function.
5027 * layout.h (class Layout): Update declarations.
5028 * arm.cc (Target_arm::do_finalize_sections): Use
5029 add_target_dynamic_tags.
5030 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5031 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5032 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5033 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5035 2010-01-07 Ian Lance Taylor <iant@google.com>
5038 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5041 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5042 Ian Lance Taylor <iant@google.com>
5045 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5046 Xindex::read_symtab_xindex.
5048 2010-01-07 Doug Kwan <dougkwan@google.com>
5050 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5051 (Insn_template::thumb16_bcond_insn): New method declaration.
5052 (Insn_template): Fix spelling.
5053 (Stub::thumb16_special): New method declaration.
5054 (Stub::do_write): Define virtual method which was previously pure
5056 (Stub::do_thumb16_special): New method declaration.
5057 (Stub::do_fixed_endian_write): New template member.
5058 (Reloc_stub::do_write): Remove.
5059 (Reloc_stub::do_fixed_endian_write): Remove.
5060 (Cortex_a8_stub): New class definition.
5061 (Stub_factory::make_cortex_a8_stub): New method definition.
5062 (Stub_factory::Stub_factory): Add missing static storage class
5063 qualifier for elf32_arm_stub_a8_veneer_blx.
5065 2010-01-07 Ian Lance Taylor <iant@google.com>
5068 * options.h (class General_options): Add --warn-unresolved-symbols
5069 and --error-unresolved-symbols.
5070 * errors.cc (Errors::undefined_symbol): Implement
5071 --warn-unresolved-symbols.
5073 * options.h (class General_options): Add -z text and -z textoff.
5074 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5076 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5078 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5079 (Garbage_collection::cident_sections): New function.
5080 (Garbage_collection::add_cident_section): New function.
5081 (Garbage_collection::cident_sections_): New member.
5082 (gc_process_relocs): Add references to sections whose names are C
5084 * gold.h (cident_section_start_prefix): New constant.
5085 (cident_section_stop_prefix): New constant.
5086 (is_cident): New function.
5087 * layout.cc (Layout::define_section_symbols): Replace string constants
5088 with the newly defined constants.
5089 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5091 * testsuite/Makefile.am: Add gc_orphan_section_test.
5092 * testsuite/Makefile.in: Regenerate.
5093 * testsuite/gc_orphan_section_test.cc: New file.
5094 * testsuite/gc_orphan_section_test.sh: New file.
5096 2010-01-06 Ian Lance Taylor <iant@google.com>
5099 * options.h (class General_options): Add --warn-shared-textrel.
5100 * layout.cc (Layout::finish_dynamic_section): Implement
5101 --warn-shared-textrel.
5104 * options.h (class General_options): Add --warn-multiple-gp.
5106 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5108 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5109 $(THREADSLIB) and $(LIBDL).
5110 * Makefile.in: Rebuild.
5112 2010-01-06 Ian Lance Taylor <iant@google.com>
5115 * options.cc (General_options::parse_section_start): New function.
5116 (General_options::section_start): New function.
5117 (General_options::General_options): Initialize all members.
5118 * options.h: Include <map>
5119 (class General_options): Add --section-start. Add section_starts_
5121 * layout.cc (Layout::attach_allocated_section_to_segment): If
5122 --section-start was used, set the address of the segment. Remove
5123 local sort_sections.
5124 (Layout::relaxation_loop_body): If the address of the load segment
5125 has been set by --section-start, don't use it.
5126 * output.h (Output_segment::update_flags_for_output_section): New
5128 * output.cc (Output_segment::add_output_section): Call
5129 update_flags_for_output_section.
5131 2010-01-05 Ian Lance Taylor <iant@google.com>
5134 * options.h (class General_options): Add --undefined-version.
5135 * script.cc (struct Version_expression): Add was_matched_by_symbol
5137 (Version_script_info::matched_symbol): New function.
5138 (Version_script_info::get_symbol_version_helper): Call
5140 (Version_script_info::check_unmatched_names): New function.
5141 * script.h (class Version_script_info): Update declarations.
5142 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5144 * options.h (class General_options): Use DEFINE_bool_alias for
5145 allow_multiple_definition.
5146 * resolve.cc (Symbol_table::should_override): Don't test
5147 allow_multiple_definition.
5150 * options.h (class General_options): Add --cref.
5151 * main.cc (main): Print cref table if --cref. Don't close mapfile
5152 until after printing cref table.
5153 * cref.cc: Include "symtab.h".
5154 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5155 (Cref_table_compare::operator()): New function.
5156 (Cref_inputs::gather_cref): New function.
5157 (filecol): New static const.
5158 (Cref_inputs::print_cref): New function.
5159 (Cref::print_cref): New function.
5160 * cref.h: Include <cstdio>.
5161 (class Cref): Update declarations.
5162 * mapfile.h (Mapfile::file): New function.
5163 * object.h (class Object): Define Symbols. Declare virtual
5164 do_get_global_symbols.
5165 (Object::get_global_symbols): New function.
5166 * object.cc (Input_objects::add_object): Pass object to cref_ if
5168 (Input_objects::archive_start): Likewise.
5169 (Input_objects::archive_stop): Likewise.
5170 (Input_objects::print_cref): New function.
5171 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5172 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5174 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5176 * plugin.h (class Sized_pluginobj): Update declarations.
5178 2010-01-05 Ian Lance Taylor <iant@google.com>
5180 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5181 to is_default_version. Rename insdef to insdefault.
5182 (Symbol_table::add_from_relobj): Rename def to is_default_version
5183 and local to is_forced_local.
5184 (Symbol_table::add_from_pluginobj): Likewise.
5185 (Symbol_table::add_from_dynobj): Likewise.
5186 (Symbol_table::define_special_symbol): Rename insdef to
5189 2010-01-04 Ian Lance Taylor <iant@google.com>
5192 * options.h (class General_options): Add
5193 --allow-multiple-definition and -z muldefs.
5194 * resolve.cc (Symbol_table::should_override): Don't warn about a
5195 multiple symbol definition if --allow-multiple-definition or -z
5199 * options.h (class General_options): Add --add-needed and
5200 --copy-dt-needed-entries. Tweak --as-needed help entry.
5201 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5202 error if --copy-dt-needed-entries aka --add-needed is used and
5203 would cause a change in behaviour.
5206 * options.h (class General_options): Add -G as a short version of
5207 --shared. Add no-op options -assert, -g, and -i.
5209 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5211 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5212 check for .text or .gnu.linkonce.t sections.
5213 * icf.cc (Icf::find_identical_sections): Ditto.
5214 Change the detection for mangled function name within the section
5216 * icf.h (is_section_foldable_candidate): New function.
5218 2009-12-30 Ian Lance Taylor <iant@google.com>
5221 * options.h (class General_options): Permit two dashes with
5222 --retain-symbols-file.
5224 2009-12-30 Ian Lance Taylor <iant@google.com>
5227 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5228 don't put the file header and segment headers in the text
5232 * common.cc (Sort_commons::operator()): Stabilize sort when both
5234 (Symbol_table::do_allocate_commons_list): When allocating common
5235 symbols, skip a symbol which is no longer common.
5236 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5237 an object before checking its type.
5238 * testsuite/common_test_2.c: New file.
5239 * testsuite/common_test_3.c: New file.
5240 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5241 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5242 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5243 (common_test_2_pic.o, common_test_2.so): New targets.
5244 (common_test_3_pic.o, common_test_3.so): New targets.
5245 * testsuite/Makefile.in: Rebuild.
5248 * script.cc (read_input_script): If we see a new SECTIONS clause,
5249 and we have added an input section, give an error.
5250 * layout.h (class Layout): Add have_added_input_section function.
5251 Add have_added_input_section_ field.
5252 * layout.cc (Layout::Layout): Initialize
5253 have_added_input_section_.
5254 (Layout::layout): Set have_added_input_section_.
5255 (Layout::layout_eh_frame): Likewise.
5257 2009-12-30 Ian Lance Taylor <iant@google.com>
5260 * options.h (class General_options): Add --sort-common option.
5261 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5262 * common.cc (Sort_common): Add sort_order parameter to
5263 constructor. Add sort_order_ field.
5264 (Sort_commons::operator): Check sort_order_.
5265 (Symbol_table::allocate_commons): Determine the sort order.
5266 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5268 (Symbol_table::do_allocate_commons_list): Likewise.
5270 2009-12-30 Ian Lance Taylor <iant@google.com>
5273 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5274 symbols from this object, don't change the visibility of an
5276 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5278 2009-12-30 Ian Lance Taylor <iant@google.com>
5281 * script.h (class Version_script_info): Define Language enum.
5282 Update declarations. Define Glob, Exact, and Lookup types. Add
5283 new fields globals_, locals_, and is_finalized_.
5284 * script.cc: Various formatting fixes.
5285 (class Parser_closure): Change language_stack_ from a vector of
5286 std::string to one of Version_script_info::Language. Adjust all
5288 (class Lazy_demangler): Remove.
5289 (struct Version_expression): Change language from std::string to
5290 Version_script_info::Language.
5291 (Version_script_info::Version_script_info): New function.
5292 (Version_script_info::~Version_script_info): Don't call clear.
5293 (Version_script_info::finalize): New function.
5294 (Version_script_info::build_lookup_tables): New function.
5295 (Version_script_info::build_expression_list_lookup): New
5297 (Version_script_info::get_symbol_version_helper): Rewrite to use
5299 (Version_script_info::print_expression_list): Adjust to use
5300 Version_script_info::Language.
5301 (script_push_lex_into_version_mode): Check that the version script
5302 has not been finalized.
5303 (version_script_push_lang): Change language string to
5304 Version_script_info::Language.
5305 * options.cc (Command_line::version_script): New function.
5306 * options.h (class General_options): Add finalize_dynamic_list
5307 function. Change version_script from declaration to definition.
5308 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5309 * testsuite/version_script.map: Remove duplicate def of foo.
5310 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5312 * testsuite/Makefile.in: Rebuild.
5314 2009-12-30 Ian Lance Taylor <iant@google.com>
5317 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5318 if the input symbol index is 0, make the output symbol index 0.
5320 2009-12-30 Ian Lance Taylor <iant@google.com>
5323 * options.h (class General_options): Add -x/--discard-all.
5324 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5325 --discard-all. If the local symbol needs a dynamic entry, check
5326 that before handling --discard-locals.
5328 2009-12-30 Ian Lance Taylor <iant@google.com>
5331 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5333 (Output_segment::add_output_section): Don't change the flags if
5337 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5338 GNU hash table if they need a dynamic value. Otherwise, don't add
5339 them if they are defined in a dynamic object or are forced local.
5341 2009-12-29 Ian Lance Taylor <iant@google.com>
5344 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5345 .gnu.hash table for a 32-bit target.
5348 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5349 regular and a dynamic object only needs a dynamic symbol table
5350 entry if it is externally visible.
5353 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5354 constructor. Add global_offset_table_ field.
5355 (Target_i386::got_section): Set global_offset_table_.
5356 (Target_i386::do_finalize_sections): Set global_offset_table_
5358 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5359 in constructor. Add global_offset_table_ field.
5360 (Target_x86_64::got_section): Set global_offset_table_.
5361 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5364 * layout.cc (Layout::Layout): Initialize increase_relro_.
5365 (Layout::get_output_section): Add is_relro, is_last_relro, and
5366 is_first_non_relro parameters. Change all callers.
5367 (Layout::choose_output_section): Likewise.
5368 (Layout::add_output_section_data): Likewise.
5369 (Layout::make_output_section): Likewise.
5370 (Layout::set_segment_offsets): Clear increase_relro when using a
5372 * layout.h (class Layout): Add increase_relro method. Add
5373 increase_relro_ field. Update declarations.
5374 * output.cc (Output_section::Output_section): Initialize
5375 is_last_relro_ and is_first_non_relro_.
5376 (Output_segment::add_output_section): Group relro sections is
5377 do_sort is true. Handle is_last_relro and is_first_non_relro.
5378 (Output_segment::maximum_alignment): Remove relro handling.
5379 (Output_segment::set_section_addresses): Add increase_relro
5380 parameter. Change all callers. Add initial alignment to align
5381 relro sections on separate page. Remove old relro handling.
5382 (Output_segment::set_section_list_addresses): Remove in_relro
5383 parameter. Change all callers.
5384 (Output_segment::set_offset): Add increase parameter. Change all
5385 callers. Remove old relro handling.
5386 * output.h (class Output_section): Add new methods: is_last_relro,
5387 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5388 Add is_last_relro_ and is_first_non_relro_ fields.
5389 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5390 Create separate .got.plt section. Call increase_relro.
5391 * x86_64.cc (Target_x86_64::got_section): Likewise.
5392 * testsuite/relro_script_test.t: Add .got.plt.
5395 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5396 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5397 (Layout::finalize): Call set_dynamic_symbol_size.
5398 (Layout::set_dynamic_symbol_size): New function.
5399 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5400 set_dynamic_symbol_size.
5403 * output.h (class Output_section): Add is_entsize_zero_ field.
5404 * output.cc (Output_section::Output_section): Initialize
5406 (Output_section::set_entsize): If two different entsizes are
5407 requested, force it to zero.
5408 (Output_section::add_input_section): Set flags for .debug_str
5409 before updating section flags. Set entsize.
5410 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5411 and SHF_STRING if all input sections have those flags.
5413 2009-12-29 Rafael Espindola <espindola@google.com>
5415 * main.cc (main): Fix the sys time reporting.
5416 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5419 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5421 * options.cc (General_options::parse_version): Allow -v to exit
5422 without an error if there is nothing to link.
5424 2009-12-29 Ian Lance Taylor <iant@google.com>
5426 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5427 using a version of gcc before 4.1.
5428 * configure: Rebuild.
5430 2009-12-28 Chris Demetriou <cgd@google.com>
5432 * attributes.cc (Output_attributes_section_data::do_write): Use
5433 std::vector::front rather than std::vector::data.
5435 2009-12-28 Ian Lance Taylor <iant@google.com>
5437 * symtab.h (class Symbol_table): Add enum Defined.
5438 * resolve.cc (Symbol_table::should_override): Add defined
5439 parameter. Change all callers. Test whether object is NULL
5440 before calling a method on it.
5441 (Symbol_table::report_resolve_problem): Add defined parameter.
5443 (Symbol_table::should_override_with_special): Likewise.
5444 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5445 parameter. Change all callers.
5446 (Symbol_table::do_define_in_output_data): Likewise.
5447 (Symbol_table::define_in_output_segment): Likewise.
5448 (Symbol_table::do_define_in_output_segment): Likewise.
5449 (Symbol_table::define_as_constant): Likewise.
5450 (Symbol_table::do_define_as_constant): Likewise.
5451 * script.h (class Symbol_assignment): Add is_defsym parameter to
5452 constructor; change all callers.
5453 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5454 parameter. Change all callers. Add is_defsym_ field.
5455 (class Parser_closure): Add parsing_defsym parameter to
5456 constructor; change all callers. Add parsing_defsym accessor
5457 function. Add parsing_defsym_ field.
5459 2009-12-28 Ian Lance Taylor <iant@google.com>
5461 * gold.cc (queue_middle_tasks): Fix formatting.
5462 * object.cc (Relobj::is_section_name_included): Likewise.
5464 2009-12-23 Ian Lance Taylor <iant@google.com>
5466 * i386.cc (Target_i386::do_calls_non_split): Recognize
5467 -fsplit-stack prologue for a function with a static chain.
5468 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5469 -fsplit-stack prologue when using %r11.
5471 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5473 * options.cc (General_options::parse_version): Make -v continue and do
5474 the link like GNU ld does.
5476 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5478 * Makefile.am (CCFILES): Add timer.cc.
5479 (HFILES): Add timer.h.
5480 * configure.ac: Check for sysconf and times.
5481 * main.cc: include timer.h.
5482 (main): Use Timer instead of get_run_time.
5485 * workqueue.cc: include timer.h.
5486 (Workqueue::find_and_run_task):
5487 Report user, sys and wall time.
5488 * Makefile.in: Regenerate.
5489 * config.in: Regenerate.
5490 * configure: Regenerate.
5492 2009-12-16 Doug Kwan <dougkwan@google.com>
5494 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5496 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5497 relaxed input sections.
5498 * output.cc (Output_section::find_relaxed_input_section): Change
5499 return type to Output_relaxed_input_section pointer. Adjust code
5500 for new type of relaxed_input_section_map_.
5501 * output.h (Output_section::find_relaxed_input_section): Change
5502 return type to Output_relaxed_input_section pointer.
5503 (Output_section::Output_relaxed_input_section_by_input_section_map):
5505 (Output_section::relaxed_input_section_map_): Change type to
5506 Output_section::Output_relaxed_input_section_by_input_section_map.
5507 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5510 2009-12-15 Ian Lance Taylor <iant@google.com>
5512 * layout.cc (Layout::create_shstrtab): Only write out after input
5513 sections if we are compressing debug sections.
5515 2009-12-15 Ian Lance Taylor <iant@google.com>
5517 * archive.cc (Archive::add_symbols): Only look up a symbol without
5518 a version if there is, in fact, a version.
5520 2009-12-14 Ian Lance Taylor <iant@google.com>
5522 Revert -Wshadow changes, all changes from:
5523 2009-12-11 Doug Kwan <dougkwan@google.com>
5524 2009-12-11 Nick Clifton <nickc@redhat.com>
5525 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5527 2009-12-11 Doug Kwan <dougkwan@google.com>
5529 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5531 * attributes.cc (Object_attribute::size): Ditto.
5532 (Attributes_section_data::size): Ditto.
5533 (Attributes_section_data::Attributes_section_data): Ditto.
5534 (Output_attributes_section_data::do_write): Ditto.
5535 * attributes.h (Object_attribute::set_type): Ditto.
5536 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5538 2009-12-11 Nick Clifton <nickc@redhat.com>
5540 * archive.cc: Fix shadowed variable warnings.
5542 * compressed_output.cc: Likewise.
5543 * compressed_output.h: Likewise.
5544 * configure: Likewise.
5545 * dwarf_reader.cc: Likewise.
5546 * dynobj.cc: Likewise.
5547 * dynobj.h: Likewise.
5548 * ehframe.cc: Likewise.
5549 * ehframe.h: Likewise.
5550 * errors.cc: Likewise.
5551 * expression.cc: Likewise.
5552 * fileread.cc: Likewise.
5553 * fileread.h: Likewise.
5554 * freebsd.h: Likewise.
5555 * i386.cc: Likewise.
5557 * incremental.h: Likewise.
5558 * layout.cc: Likewise.
5559 * layout.h: Likewise.
5560 * mapfile.cc: Likewise.
5561 * merge.cc: Likewise.
5562 * merge.h: Likewise.
5563 * object.cc: Likewise.
5564 * object.h: Likewise.
5565 * options.h: Likewise.
5566 * output.cc: Likewise.
5567 * output.h: Likewise.
5568 * parameters.cc: Likewise.
5569 * plugin.cc: Likewise.
5570 * powerpc.cc: Likewise.
5571 * reduced_debug_output.cc: Likewise.
5572 * reduced_debug_output.h: Likewise.
5573 * reloc.cc: Likewise.
5574 * reloc.h: Likewise.
5575 * resolve.cc: Likewise.
5576 * script-sections.cc: Likewise.
5577 * script.cc: Likewise.
5578 * script.h: Likewise.
5579 * sparc.cc: Likewise.
5580 * symtab.cc: Likewise.
5581 * symtab.h: Likewise.
5582 * target-select.cc: Likewise.
5583 * target-select.h: Likewise.
5584 * token.h: Likewise.
5585 * workqueue.cc: Likewise.
5586 * workqueue.h: Likewise.
5587 * x86_64.cc: Likewise.
5589 2009-12-10 Doug Kwan <dougkwan@google.com>
5591 * arm.cc (attributes.h): New include.
5592 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5593 (Arm_relobj::~Arm_relobj): Delete object pointed by
5594 attributes_section_data_.
5595 (Arm_relobj::attributes_section_data): New method definition.
5596 (Arm_relobj::attributes_section_data_): New data member declaration.
5597 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5598 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5599 attributes_section_data_.
5600 (Arm_dynobj::attributes_section_data): New method definition.
5601 (Arm_dynobj::attributes_section_data_): New data member declaration.
5602 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5603 initialization value of may_use_blx_ to false.
5604 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5605 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5606 object attributes to compute results instead of hard-coding.
5607 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5608 Target_arm::get_secondary_compatible_arch,
5609 Target_arm::set_secondary_compatible_arch
5610 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5611 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5612 New method declarations.
5613 (Target_arm::get_aeabi_object_attribute): New method definition.
5614 (Target_arm::attributes_section_data_): New data member declaration.
5615 (read_arm_attributes_section): New template definition.
5616 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5617 (Arm_dynobj::do_read_symbols): Ditto.
5618 (Target_arm::do_finalize_sections): Merge attributes sections from
5619 input. Check for BLX use after attributes section merging.
5620 Fix __exidx_start and __exidx_end visibility. Create an
5621 .ARM.attributes section if necessary.
5622 (Target_arm::get_secondary_compatible_arch,
5623 Target_arm::set_secondary_compatible_arch,
5624 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5625 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5626 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5627 New method definitions.
5629 2009-12-09 Ian Lance Taylor <iant@google.com>
5631 * plugin.cc (Plugin::load): Don't cast from void* to a function
5634 2009-12-09 Ian Lance Taylor <iant@google.com>
5636 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5639 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5641 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5642 Replace two_file_shared_1.so with two_file_shared_2.so.
5643 * testsuite/Makefile.in: Regenerated.
5645 2009-12-08 Doug Kwan <dougkwan@google.com>
5647 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5648 (HFILES): Add attributes.h and int_encoding.h.
5649 * Makefile.in: Regenerate.
5650 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5651 function definitions to int_encoding.cc
5652 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5653 prototypes to int_encoding.h
5654 * reduced_debug_output.cc (int_encoding.h): New include.
5655 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5656 function definitions to int_encoding.cc
5657 (insert_into_vector, read_from_pointer): Move template definitions to
5659 * attributes.cc: New file.
5660 * attributes.h: New file.
5661 * int_encoding.cc: New file.
5662 * int_encoding.h: New file.
5664 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5667 * incremental-dump.cc (dump_incremental_inputs): New.
5668 (main): Use dump_incremental_inputs.
5670 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5673 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5674 checking elfcpp::STT_FUNC.
5675 (Target_i386::Relocate::relocate): Likewise.
5676 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5678 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5679 symbols from shared libraries into normal FUNC symbols.
5681 * symtab.h (Symbol): Add is_func and use it.
5683 2009-12-05 Doug Kwan <dougkwan@google.com>
5685 * arm.cc (Target_arm::arm_info): Initialize new fields
5686 attributes_section and attributes_vendor.
5687 * i386.cc (Target_i386::i386_info): Same.
5688 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5689 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5690 fields attributes_section and attributes_vendor.
5691 * sparc.cc (Target_sparc::sparc_info): Same.
5692 * target.h (Target::attributes_section, Target::attributes_vendor,
5693 Target::is_attributes_section, Target::attribute_arg_type,
5694 Target::attributes_order): New method definitions.
5695 (Target::Target_info::attributes_section,
5696 Target::Target_info::attributes_vendor): New fields.
5697 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5698 virtual method definitions.
5699 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5700 attributes_section and attributes_vendor.
5701 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5703 2009-12-05 Doug Kwan <dougkwan@google.com>
5705 * arm.cc: Update comments about interworking and stub generation.
5706 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5707 considered as non-PIC.
5708 (Arm_relocate_functions::base_abs): Fix formatting.
5709 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5710 of function to use GOT entry address instead of offset.
5711 (Target_arm::Scan::global): Issue an error if a symbol would need a
5712 PLT does not get one because it is untyped. Remove code to create
5713 dynamic symbols for relative branches.
5714 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5715 takes unsigned integer instead of boolean.
5717 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5719 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5720 (two_file_test_LDADD): Likewise.
5721 (common_test_1_LDADD): Likewise.
5722 (exception_test_LDADD) Likewise.
5723 (weak_test_LDADD): Likewise.
5724 (many_sections_test_LDADD): Likewise.
5725 (initpri1_LDADD): Likewise.
5726 (script_test_1_LDADD): Likewise.
5727 (script_test_2_LDADD): Likewise.
5728 (justsyms_LDADD): Likewise.
5729 (binary_test_LDADD): Likewise.
5730 (large_LDADD): Likewise.
5731 * testsuite/Makefile.in: Regenerated.
5733 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5735 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5736 (Symbol_table::override_with_special): Likewise.
5737 (Symbol_table::add_from_object): Likewise.
5739 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5741 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5742 Don't set the data_offset twice.
5744 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5746 * testsuite/Makefile.in: Regenerate.
5748 2009-12-03 Doug Kwan <dougkwan@google.com>
5750 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5751 (Target_arm::do_finalize_sections): Add parameter for symbol table
5752 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5753 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5754 parameter for symbol table pointer.
5755 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5756 an additional parameter for a pointer to symbol table.
5757 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5758 parameter for a symbol table pointer.
5759 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5760 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5762 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5763 parameter for a symbol table pointer.
5765 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5767 * incremental.cc (Incremental_inputs_header)
5768 (Incremental_inputs_header_write, Incremental_inputs_entry)
5769 (Incremental_inputs_entry_write): Move ...
5770 * incremental.h (Incremental_inputs_header)
5771 (Incremental_inputs_header_write, Incremental_inputs_entry)
5772 (Incremental_inputs_entry_write): here.
5774 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5776 * incremental.cc (make_sized_incremental_binary): Set the target.
5777 Error if it is incompatible.
5778 * output.h (Output_file): Add filename method.
5780 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5782 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5783 from the get_* methods.
5785 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5787 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5788 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5789 Write 0 for the data_offset of scripts.
5791 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5793 * testsuite/Makefile.am: Add the incremental_test.sh test.
5794 * testsuite/incremental_test.sh: New.
5795 * testsuite/incremental_test_1.c: New.
5796 * testsuite/incremental_test_2.c: New.
5798 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5800 * incremental-dump.cc (main): Fix typos.
5802 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5805 * incremental-dump.cc (main): Use llu to print 64 bit values.
5807 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5808 H.J. Lu <hongjiu.lu@intel.com>
5810 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5812 (incremental_dump_LDADD): Likewise.
5813 * Makefile.in: Regenerated.
5815 2009-11-25 Doug Kwan <dougkwan@google.com>
5819 2009-11-25 Doug Kwan <dougkwan@google.com>
5821 * arm.cc (Target_arm::Target_arm): Move method definition
5822 outside of class definition. Add code to handle
5823 --target1-rel, --target1-abs and --target2= options.
5824 (Target_arm::get_reloc_reloc_type): Change method to be
5825 non-static and const.
5826 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5827 New data member declaration.
5828 (Target_arm::Scan::local, Target_arm::Scan::global,
5829 Target_arm::Relocate::relocate,
5830 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5831 Adjust call to Target_arm::get_real_reloc_type.
5832 (Target_arm::get_real_reloc_type): Use command line options
5833 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5834 * options.h (--target1-rel, --target1-abs, --target2): New
5837 2009-11-25 Doug Kwan <dougkwan@google.com>
5839 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5840 class definition. Add code to handle --target1-rel, --target1-abs
5841 and --target2= options.
5842 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5844 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5846 (Target_arm::Scan::local, Target_arm::Scan::global,
5847 Target_arm::Relocate::relocate,
5848 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5849 call to Target_arm::get_real_reloc_type.
5850 (Target_arm::get_real_reloc_type): Use command line options to
5851 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5852 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5855 2009-11-25 Doug Kwan <dougkwan@google.com>
5857 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5858 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5859 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5861 (Arm_relocate_functions::thm_call): Replace body with a call to
5862 Arm_relocate_functions::thumb_branch_common.
5863 (Arm_relocate_functions::thm_jump24,
5864 Arm_relocate_functions::thm_xpc22): New method definitions.
5865 (Arm_relocate_functions::thumb_branch_common): New method definition.
5866 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5868 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5869 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5871 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5873 * Makefile.am: Build incremental-dump
5874 * Makefile.in: Regenerate.
5875 * incremental-dump.cc: New.
5876 * incremental.cc (Incremental_inputs_header_data,
5877 Incremental_inputs_entry_data): Move to incremental.h
5878 * incremental.h: (Incremental_inputs_header_data,
5879 Incremental_inputs_entry_data): Move from incremental.cc
5881 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5883 * incremental.cc (Incremental_inputs_header,
5884 Incremental_inputs_header_write, Incremental_inputs_entry,
5885 Incremental_inputs_entry_write): Add a typedef with the data type.
5887 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5889 * incremental.cc (Incremental_inputs_header,
5890 Incremental_inputs_header_write, Incremental_inputs_entry,
5891 Incremental_inputs_entry_write): Update comment about which
5892 type has the filed descriptions.
5894 2009-11-15 Doug Kwan <dougkwan@google.com>
5896 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5897 (Arm_relocate_functions::arm_branch_common): Change method defintion
5898 in class definition to a method declaration and update list of formal
5900 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5901 Arm_relocation_functions::jump24): Adjust call to
5902 Arm_relocate_functions::arm_branch_common. Update list of formal
5904 (Arm_relocate_functions::xpc25): New method definition.
5905 (Arm_relocate_functions::arm_branch_common): Move method defintion
5906 out from class definition. Use stubs for mode-switching and extending
5908 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5909 specially. Change code to enable use of stubs in ARM branches.
5911 2009-11-10 Doug Kwan <dougkwan@google.com>
5913 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5914 in method declaration.
5915 (Target_arm::relocate_stub): New method declaration.
5916 (Target_arm::default_target): Change to return a pointer instead of
5918 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5919 Target_arm::default_target.
5920 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5922 (Target_arm::relocate_section): Adjust view.
5923 (Target_arm::relocate_stub): New method definition.
5925 2009-11-10 Doug Kwan <dougkwan@google.com>
5927 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5929 * incremental.cc (open_incremental_binary): Initialized local
5930 variables to avoid warnings.
5931 * object.cc (make_elf_object): Ditto.
5932 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5935 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5938 * testsuite/plugin_test.c: Include "config.h".
5940 2009-11-09 Doug Kwan <dougkwan@google.com>
5942 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5943 (arm_symbol_value): Remove.
5944 (Arm_relocate_functions::arm_branch_common,
5945 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5946 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5947 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5948 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5949 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5950 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5951 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5952 Arm_relocate_functions::thm_mobw_abs_nc,
5953 Arm_relocate_functions::thm_mov_abs,
5954 Arm_relocate_functions::movw_prel_nc,
5955 Arm_relocate_functions::thm_movt_abs,
5956 Arm_relocate_functions::movt_prel,
5957 Arm_relocate_functions::thm_movw_prel_nc,
5958 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5959 (Target_arm::Relocate::relocate): Only decompose address into two
5960 parts if relocation type uses the thumb-bit and pass the actual
5961 bit instead of a flag indicating that the thumb-bit is used. Adjust
5962 calls to methods in Arm_relocate_functions for this change.
5964 2009-11-08 Ian Lance Taylor <iant@google.com>
5967 * reloc.cc: Instantiate
5968 Sized_relobj::initialize_input_to_output_maps and
5969 Sized_relobj:free_input_to_output_maps.
5971 2009-11-06 Ian Lance Taylor <iant@google.com>
5974 * defstd.cc (in_segment): Set only_if_ref true for "end".
5976 2009-11-06 Doug Kwan <dougkwan@google.com>
5978 * arm.cc (class Reloc_stub): Correct a comment.
5979 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5980 (Target_arm::scan_section_for_stubs): New method declaration.
5981 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5982 Change methods from private to protected.
5983 (Target_arm::do_may_relax): New method definition.
5984 (Target_arm::do_relax, Target_arm::group_sections,
5985 Target_arm::scan_reloc_for_stub,
5986 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5987 (Target_arm::arm_input_section_map_): New data member declaration.
5988 (Target_arm::scan_reloc_for_stub,
5989 Target_arm::scan_reloc_section_for_stubs,
5990 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5991 Target_arm::do_relax): New method definitions.
5993 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5995 * configure.ac: Check for (struct stat)::st_mtim
5996 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5997 * config.in: Regenerate.
5998 * configure: Regenerate.
6000 2009-11-05 Ian Lance Taylor <iant@google.com>
6003 * output.cc (Output_segment::add_output_section): Add missing
6006 2009-11-04 Ian Lance Taylor <iant@google.com>
6009 * object.h (class Object): Add is_needed and set_is_needed
6010 methods. Add is_needed_ field. Make bool fields into bitfields.
6011 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6012 defined in a dynamic object and referenced by a regular object,
6013 set is_needed for the dynamic object.
6014 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6015 if the file is marked with as_needed and it is not needed.
6017 2009-11-04 Ian Lance Taylor <iant@google.com>
6020 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6021 tags if data is discarded by linker script.
6022 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6023 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6024 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6025 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6027 2009-11-04 Ian Lance Taylor <iant@google.com>
6029 * layout.cc (Layout::get_output_section): Add is_interp and
6030 is_dynamic_linker_section parameters. Change all callers.
6031 (Layout::choose_output_section): Likewise.
6032 (Layout::make_output_section): Likewise.
6033 (Layout::add_output_section_data): Add is_dynamic_linker_section
6034 parameter. Change all callers.
6035 * layout.h (class Layout): Update declarations.
6036 * output.h (class Output_section): Add is_interp, set_is_interp,
6037 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6038 Add is_interp_, is_dynamic_linker_section_ fields. Change
6039 generate_code_fills_at_write_ to a bitfield.
6040 * output.cc (Output_section::Output_sections): Initialize new
6042 (Output_segment::add_output_section): Add do_sort parameter.
6045 2009-11-03 Ian Lance Taylor <iant@google.com>
6048 * options.h (class General_options): Add --warn-common.
6049 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6050 merging two common symbols.
6051 (Symbol_table::should_override): Handle --warn-common when merging
6052 a common symbol with a defined symbol. Use report_resolve_problem
6053 for multiple definitions.
6054 (Symbol_table::report_resolve_problem): New function.
6055 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6057 2009-11-03 Doug Kwan <dougkwan@google.com>
6059 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6061 (Target_arm::stub_factory): New method definition.
6062 (Target_arm::new_arm_input_section,
6063 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6064 Target_arm::reloc_uses_thumb_bit): New method declarations.
6065 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6066 New type definitions.
6067 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6068 member declarations.
6069 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6070 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6071 New method definitions.
6073 2009-11-03 Ian Lance Taylor <iant@google.com>
6075 * options.h (class General_options): Add --warn_constructors.
6077 2009-11-03 Ian Lance Taylor <iant@google.com>
6080 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6081 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6083 2009-11-03 Ian Lance Taylor <iant@google.com>
6086 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6087 --msgid-bugs-address.
6088 (install-pdf): New target.
6089 (install-data_yes): Look up one directory to find mkinstalldirs.
6091 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6093 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6096 2009-10-30 Doug Kwan <dougkwan@google.com>
6098 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6100 2009-10-30 Doug Kwan <dougkwan@google.com>
6102 * arm.cc (Stub_addend_reader): New struct template definition
6103 and partial specializations.
6104 (Stub_addend_reader::operator()): New method definition for a
6105 partially specialized template.
6107 2009-10-30 Doug Kwan <dougkwan@google.com>
6109 * arm.cc (Arm_relobj::processor_specific_flags): New method
6111 (Arm_relobj::do_read_symbols): New method declaration.
6112 (Arm_relobj::processor_specific_flags_): New data member declaration.
6113 (Arm_dynobj): New class definition.
6114 (Target_arm::do_finalize_sections): Add input_objects parameter.
6115 (Target_arm::do_adjust_elf_header): New method declaration.
6116 (Target_arm::are_eabi_versions_compatible,
6117 (Target_arm::merge_processor_specific_flags): New method declaration.
6118 (Target_arm::do_make_elf_object): New overloaded method definitions
6120 (Arm_relobj::do_read_symbols): New method definition.
6121 (Arm_dynobj::do_read_symbols): Ditto.
6122 (Target_arm::do_finalize_sections): Add input_objects parameters.
6123 Merge processor-specific flags from all input objects.
6124 (Target_arm::are_eabi_versions_compatible,
6125 Target_arm::merge_processor_specific_flags,
6126 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6127 New method definitions.
6128 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6129 Input_objects pointer type parameter.
6130 * layout.cc (Layout::finalize): Pass input objects to target's.
6131 finalize_sections function.
6132 * output.cc (Output_file_header::do_sized_write): Set ELF file
6133 header's processor-specific flags.
6134 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6135 Input_objects pointer type parameter.
6136 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6137 * target.h (Input_objects): New forward class declaration.
6138 (Target::processor_specific_flags,
6139 Target::are_processor_specific_flags_sect): New method definitions.
6140 (Target::finalize_sections): Add input_objects parameter.
6141 (Target::Target): Initialize processor_specific_flags_ and
6142 are_processor_specific_flags_set_.
6143 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6145 (Target::set_processor_specific_flags): New method definition.
6146 (Target::processor_specific_flags_,
6147 Target::are_processor_specific_flags_set_): New data member
6149 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6150 Input_objects pointer type parameter.
6152 2009-10-30 Doug Kwan <dougkwan@google.com>
6154 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6156 2009-10-28 Ian Lance Taylor <iant@google.com>
6158 * object.h (class Relobj): Drop options parameter from
6159 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6160 do_scan_relocs, do_relocate. Change all callers.
6161 (class Sized_relobj): Drop options parameters from
6162 do_gc_process_relocs, do_scan_relocs, do_relocate,
6163 do_relocate_sections, relocate_sections, emit_relocs_scan,
6164 emit_relocs_scan_reltype. Change all callers.
6165 (struct Relocate_info): Remove options field and all references to
6167 * reloc.h (class Read_relocs): Remove options constructor
6168 parameter and options_ field. Change all callers.
6169 (class Gc_process_relocs, class Scan_relocs): Likewise.
6170 (class Relocate_task): Likewise.
6171 * target-reloc.h (scan_relocs): Remove options parameter. Change
6173 (scan_relocatable_relocs): Likewise.
6174 * target.h (class Sized_target): Remove options parameter from
6175 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6177 * gc.h (gc_process_relocs): Remove options parameter. Change all
6179 * arm.cc: Update functions to remove options parameters.
6180 * i386.cc: Likewise.
6181 * powerpc.cc: Likewise.
6182 * sparc.cc: Likewise.
6183 * x86_64.cc: Likewise.
6184 * testsuite/testfile.cc: Likewise.
6186 2009-10-28 Doug Kwan <dougkwan@google.com>
6188 * arm.cc (Arm_relobj): New class definition.
6189 (Arm_relobj::scan_sections_for_stubs,
6190 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6191 New method definitions.
6193 2009-10-28 Cary Coutant <ccoutant@google.com>
6195 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6196 (Plugin::cleanup_done_): New member.
6197 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6198 (Plugin_manager::cleanup_done_): Remove.
6199 (Plugin_manager::add_input_file): Edit error message.
6200 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6201 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6203 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6205 * fileread.cc: (File_read::View::~View): Use the new
6206 data_ownership_ filed.
6207 (File_read::~File_read): Dispose the new whole_file_view_.
6208 (File_read::open): Mmap the whole file if needed.
6209 (File_read::open): Use whole_file_view_ instead of contents_.
6210 (File_read::find_view): Use whole_file_view_ if applicable.
6211 (File_read::do_read): Use whole_file_view_ instead of contents_.
6212 (File_read::make_view): Use whole_file_view_ instead of contents_,
6213 update File_read::View::View call.
6214 (File_read::find_or_make_view): Update File_read::View::View
6216 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6218 (File_read::View::Data_ownership): New enum.
6219 (File_read::View::View): Replace bool mapped_ with Data_ownership
6221 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6222 (File_read::View::data_ownership_): New field.
6223 (File_read::contents_): Remove (replaced by whole_file_view_).
6224 (File_read::whole_file_view_): New field.
6225 * options.h (class General_options): Add --keep-files-mapped.
6227 2009-10-27 Cary Coutant <ccoutant@google.com>
6229 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6230 * testsuite/Makefile.am (plugin_test_5): New test case.
6231 * testsuite/Makefile.in: Regenerate.
6233 2009-10-25 Doug Kwan <dougkwan@google.com>
6235 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6236 from private to protected to allow access by child class.
6237 (Sized_relobj::do_relocate_sections): New method declaration.
6238 (Sized_relobj::relocate_sections): Virtualize.
6239 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6240 Sized_relobj::relocate_sections. Instantiate template explicitly
6241 for different target sizes and endianity.
6243 2009-10-24 Doug Kwan <dougkwan@google.com>
6245 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6246 (Arm_input_section::as_arm_input_section): New method.
6247 (Arm_output_section): New class definition.
6248 (Arm_output_section::create_stub_group,
6249 Arm_output_section::group_sections): New method definitions.
6251 2009-10-22 Doug Kwan <dougkwan@google.com>
6253 * arm.cc (Arm_input_section): New class definition.
6254 (Arm_input_section::init, Arm_input_section:do_write,
6255 Arm_input_section::set_final_data_size,
6256 Arm_input_section::do_reset_address_and_file_offset): New method
6259 2009-10-21 Doug Kwan <dougkwan@google.com>
6261 * arm.cc (Stub_table, Arm_input_section): New forward class
6263 (Stub_table): New class defintion.
6264 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6265 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6266 New method definition.
6268 2009-10-21 Doug Kwan <dougkwan@google.com>
6270 * arm.cc: Update copyright comments.
6271 (Target_arm): New forward class template declaration.
6272 (Arm_address): New type.
6273 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6274 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6275 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6277 (Insn_template): Same.
6278 (DEF_STUBS): New macro.
6279 (Stub_type): New enum type.
6280 (Stub_template): New class definition.
6283 (Stub_factory): Same.
6284 (Target_arm::Target_arm): Initialize may_use_blx_ and
6285 should_force_pic_veneer_.
6286 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6287 Target_arm::should_force_pic_veneer,
6288 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6289 Target_arm::using_thumb_only, Target_arm:;default_target): New
6291 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6292 New data member declarations.
6293 (Insn_template::size, Insn_template::alignment): New method defintions.
6294 (Stub_template::Stub_template): New method definition.
6295 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6296 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6297 (Stub_factory::Stub_factory): New method definition.
6298 * gold.h (string_hash): New template.
6299 * output.h (Input_section_specifier::hash_value): Use
6301 (Input_section_specifier::string_hash): Remove.
6302 * stringpool.cc (Stringpool_template::string_hash): Use
6305 2009-10-20 Doug Kwan <dougkwan@google.com>
6307 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6308 symbols of relaxed input sections.
6309 * output.h (Output_section::find_relaxed_input_section): Make
6312 2009-10-16 Doug Kwan <dougkwan@google.com>
6314 * dynobj.cc (Versions::Versions): Initialize version_script_.
6315 Only insert base version symbol definition for a shared object
6316 if version script defines any version versions.
6317 (Versions::define_base_version): New method definition.
6318 (Versions::add_def): Check that base version is not needed.
6319 (Versions::add_need): Define base version lazily.
6320 * dynobj.h (Versions::define_base_version): New method declaration.
6321 (Versions::needs_base_version_): New data member declaration.
6322 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6323 (check_DATA): Add no_version_test.stdout.
6324 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6326 * testsuite/Makefile.in: Regenerate.
6327 * testsuite/no_version_test.c: New file.
6328 * testsuite/no_version_test.sh: Ditto.
6330 2009-10-16 Doug Kwan <dougkwan@google.com>
6332 * expression.cc (class Segment_start_expression): New class definition.
6333 (Segment_start_expression::value): New method definition.
6334 (script_exp_function_segment_start): Return a new
6335 Segment_start_expression.
6336 * gold/script-c.h (script_saw_segment_start_expression): New function
6338 * script-sections.cc (Script_sections::Script_sections): Initialize
6339 SAW_SEGMENT_START_EXPRESSION_ to false.
6340 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6341 and -Tbbs options to specify section addresses if given in
6342 command line and no SEGMENT_START expression is seen in a script.
6343 * script-sections.h (Script_sections::saw_segment_start_expression,
6344 Script_sections::set_saw_segment_start_expression): New method
6346 (Script_sections::saw_segment_start_expression_): New data member
6348 * script.cc (script_saw_segment_start_expression): New function.
6349 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6350 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6351 script_test_7.sh and script_test_8.sh.
6352 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6353 script_test_8.stdout.
6354 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6355 (script_test_6, script_test_6.stdout, script_test_7,
6356 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6357 * Makefile.in: Regenerate.
6358 * testsuite/script_test_6.sh: New file.
6359 * testsuite/script_test_6.t: Same.
6360 * testsuite/script_test_7.sh: Same.
6361 * testsuite/script_test_7.t: Same.
6362 * testsuite/script_test_8.sh: Same.
6364 2009-10-16 Doug Kwan <dougkwan@google.com>
6366 * output.cc (Output_segment::set_section_list_address): Cast
6367 expressions to unsigned long long type to avoid format warnings.
6369 2009-10-15 Ian Lance Taylor <iant@google.com>
6371 * script.cc (Script_options::add_symbol_assignment): Always add a
6372 dot assignment to script_sections_.
6373 * script-sections.cc (Script_sections::add_dot_assignment):
6374 Initialize if necessary.
6376 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6377 program headers with no load segment if there is a linker script.
6379 * layout.cc (Layout::set_segment_offsets): Align the file offset
6380 to the segment aligment for -N or -n with no load segment.
6381 * output.cc (Output_segment::add_output_section): Don't crash if
6382 the first section is a TLS section.
6383 (Output_segment::set_section_list_addresses): Print an error
6384 message if the address moves backward in a linker script.
6385 * script-sections.cc
6386 (Output_section_element_input::set_section_addresses): Don't
6387 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6388 (Orphan_output_section::set_section_addresses): Likewise.
6390 2009-10-15 Doug Kwan <dougkwan@google.com>
6392 * layout.cc (Layout::finish_dynamic_section): Generate tags
6393 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6394 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6395 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6397 2009-10-14 Ian Lance Taylor <iant@google.com>
6399 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6401 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6402 data_shdr fields of relinfo.
6403 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6404 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6405 R_386_TLS_LDO_32, adjust based on section flags.
6406 (Target_i386::Relocate::fix_up_ldo): Remove.
6408 2009-10-13 Ian Lance Taylor <iant@google.com>
6410 Add support for -pie.
6411 * options.h (class General_options): Add -pie and
6413 (General_options::output_is_position_independent): Test -pie.
6414 (General_options::output_is_executable): Return true if not shared
6415 and not relocatable.
6416 (General_options::output_is_pie): Remove.
6417 * options.cc (General_options::finalize): Reject incompatible uses
6419 * gold.cc (queue_middle_tasks): A -pie link is not static.
6420 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6421 * symtab.cc (Symbol::final_value_is_known): Return false if
6422 output_is_position_independent.
6423 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6424 output_is_position_independent.
6425 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6426 output_is_position_independent.
6427 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6428 output_is_position_independent.
6429 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6431 (basic_pie_test.o, basic_pie_test): New targets.
6432 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6433 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6434 (two_file_pie_test): New target.
6435 * testsuite/Makefile.in: Rebuild.
6436 * README: Remove note saying that -pie is not supported.
6438 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6440 * options.h (class General_options): Add -init and -fini.
6441 * layout.cc (Layout::finish_dynamic_section): Emit
6442 given init and fini functions.
6444 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6446 * gc.h (gc_process_relocs): Check if icf is enabled using new
6448 * gold.cc (queue_initial_tasks): Likewise.
6449 (queue_middle_tasks): Likewise.
6450 * object.cc (do_layout): Likewise.
6451 * symtab.cc (is_section_folded): Likewise.
6452 * main.cc (main): Likewise.
6453 * reloc.cc (Read_relocs::run): Likewise.
6454 (Sized_relobj::do_scan_relocs): Likewise.
6455 * icf.cc (is_function_ctor_or_dtor): New function.
6456 (Icf::find_identical_sections): Check if function is ctor or dtor when
6458 * options.h (General_options::icf): Change option to be an enum.
6459 (Icf_status): New enum.
6460 (icf_enabled): New method.
6461 (icf_safe_folding): New method.
6462 (set_icf_status): New method.
6463 (icf_status_): New variable.
6464 * (options.cc) (General_options::finalize): Set icf_status_.
6465 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6466 icf_test and icf_keep_unique_test to use the --icf enum flag.
6467 * testsuite/icf_safe_test.sh: New file.
6468 * testsuite/icf_safe_test.cc: New file.
6470 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6472 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6473 includes to gc.h and icf.h.
6474 * arm.cc: Include gc.h.
6475 * gold.cc: Likewise.
6476 * i386.cc: Likewise.
6477 * powerpc.cc: Likewise.
6478 * sparc.cc: Likewise.
6479 * x86_64.cc: Likewise.
6480 * gc.h: Include icf.h.
6482 2009-10-11 Ian Lance Taylor <iant@google.com>
6484 * plugin.cc: Include "gold.h" before other header files.
6486 2009-10-10 Chris Demetriou <cgd@google.com>
6488 * options.h (Input_file_argument::Input_file_type): New enum.
6489 (Input_file_argument::is_lib_): Replace with...
6490 (Input_file_argument::type_): New member.
6491 (Input_file_argument::Input_file_argument): Take Input_file_type
6492 'type' rather than boolean 'is_lib' as second argument.
6493 (Input_file_argument::is_lib): Use type_.
6494 (Input_file_argument::is_searched_file): New function.
6495 (Input_file_argument::may_need_search): Handle is_searched_file.
6496 * options.cc (General_options::parse_library): Support -l:filename.
6497 (General_options::parse_just_symbols): Update for Input_file_argument
6499 (Command_line::process): Likewise.
6500 * archive.cc (Archive::get_file_and_offset): Likewise.
6501 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6502 * script.cc (read_script_file, script_add_file): Likewise.
6503 * fileread.cc (Input_file::Input_file): Likewise.
6504 (Input_file::will_search_for): Handle is_searched_file.
6505 (Input_file::open): Likewise.
6506 * readsyms.cc (Read_symbols::get_name): Likewise.
6507 * testsuite/Makefile.am (searched_file_test): New test.
6508 * testsuite/Makefile.in: Regenerate.
6509 * testsuite/searched_file_test.cc: New file.
6510 * testsuite/searched_file_test_lib.cc: New file.
6512 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6513 Ian Lance Taylor <iant@google.com>
6515 * descriptor.cc: Include <cstdio> and "binary-io.h".
6516 (Descriptors::open): Open the files in binary mode always.
6517 * script.cc (Lex::get_token): Treat \r as whitespace.
6519 2009-10-09 Ian Lance Taylor <iant@google.com>
6521 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6523 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6524 Ian Lance Taylor <iant@google.com>
6526 * configure.ac: Check for readv function also.
6527 * fileread.cc (readv): Define if not HAVE_READV.
6528 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6530 * config.in: Regenerate.
6531 * configure: Regenerate.
6533 2009-10-09 Doug Kwan <dougkwan@google.com>
6535 * layout.cc (Layout::make_output_section): Call target hook to make
6536 ordinary output section.
6537 (Layout::finalize): Adjust parameter list of call the
6538 Target::may_relax().
6539 * layout.h (class Layout::section_list): New method.
6540 * merge.h (Output_merge_base::entsize): Change visibility to public.
6541 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6543 (Output_merge_string::do_is_string): New method.
6544 * object.cc (Sized_relobj::do_setup): renamed from
6545 Sized_relobj::set_up.
6546 * object.h (Sized_relobj::adjust_shndx,
6547 Sized_relobj::initializ_input_to_output_maps,
6548 Sized_relobj::free_input_to_output_maps): Change visibilities to
6550 (Sized_relobj::setup): Virtualize.
6551 (Sized_relobj::do_setup): New method declaration.
6552 (Sized_relobj::invalidate_section_offset,
6553 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6554 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6555 * options.cc (parse_int): New function.
6556 * options.h (parse_int): New declaration.
6557 (DEFINE_int): New macro.
6558 (stub_group_size): New option.
6559 * output.cc (Output_section::Output_section): Initialize memebers
6560 merge_section_map_, merge_section_by_properties_map_,
6561 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6562 (Output_section::add_input_section): Handled deferred code-fill
6563 generation and remove an old comment.
6564 (Output_section::add_relaxed_input_section): New method definition.
6565 (Output_section::add_merge_input_section): Use merge section by
6566 properties map to speed to search. Update merge section maps
6568 (Output_section::build_relaxation_map): New method definition.
6569 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6571 (Output_section::relax_input_section): Renamed to
6572 Output_section::convert_input_sections_to_relaxed_sections and change
6573 interface to take a vector of pointers to relaxed sections.
6574 (Output_section::find_merge_section,
6575 Output_section::find_relaxed_input_section): New method definitions.
6576 (Output_section::is_input_address_mapped,
6577 Output_section::output_offset, Output_section::output_address):
6578 Use output section data maps to speed up searching.
6579 (Output_section::find_starting_output_address): Add comments.
6580 (Output_section::do_write,
6581 Output_section::write_to_postprocessing_buffer): Do code-fill
6582 generation as appropriate.
6583 (Output_section::get_input_sections): Invalidate relaxed input section
6585 (Output_section::restore_states): Adjust type of checkpoint .
6586 Invalidate relaxed input section map.
6587 * output.h (Output_merge_base): New class declaration.
6588 (Input_section_specifier): New class defintion.
6589 (class Output_relaxed_input_section) Change base class to
6590 Output_section_data_build.
6591 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6592 base class initializer.
6593 (Output_section::add_relaxed_input_section): New method declaration.
6594 (Output_section::Input_section): Change visibility to protected.
6595 (Output_section::Input_section::relobj,
6596 Output_section::Input_section::shndx): Handle relaxed input sections.
6597 Output_section::input_sections) Change visibility to protected. Also
6598 define overload to return a non-const pointer.
6599 (Output_section::Merge_section_properties): New class defintion.
6600 (Output_section::Merge_section_by_properties_map,
6601 Output_section::Output_section_data_by_input_section_map,
6602 Output_section::Relaxation_map): New types.
6603 (Output_section::relax_input_section): Rename method to
6604 Output_section::convert_input_sections_to_relaxed_sections and change
6605 interface to take a vector of relaxed section pointers.
6606 (Output_section::find_merge_section,
6607 Output_section::find_relaxed_input_section,
6608 Output_section::build_relaxation_map,
6609 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6610 New method declarations.
6611 (Output_section::merge_section_map_
6612 Output_section::merge_section_by_properties_map_,
6613 Output_section::relaxed_input_section_map_,
6614 Output_section::is_relaxed_input_section_map_valid_,
6615 Output_section::generate_code_fills_at_write_): New data members.
6616 * script-sections.cc
6617 (Output_section_element_input::set_section_addresses): Call
6618 current_data_size and addralign methods of relaxed input sections.
6619 (Orphan_output_section::set_section_addresses): Call current_data_size
6620 and addralign methods of relaxed input sections.
6621 * symtab.cc (Symbol_table::compute_final_value): Extract template
6622 from the body of Symbol_table::sized_finalize_symbol.
6623 (Symbol_table::sized_finalized_symbol): Call
6624 Symbol_table::compute_final_value.
6625 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6626 (Symbol_table::compute_final_value): New templated method declaration.
6627 * target.cc (Target::do_make_output_section): New method defintion.
6628 * target.h (Target::make_output_section): New method declaration.
6629 (Target::relax): Add more parameters for input objects, symbol table
6630 and layout. Adjust call to do_relax.
6631 (Target::do_make_output_section): New method declaration.
6632 (Target::do_relax): Add parameters for input objects, symbol table
6635 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6637 * pread.c: Include stdio.h.
6639 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6641 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6644 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6646 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6647 Change read_shndx type to unsigned int.
6648 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6650 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6651 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6652 Change read_shndx type to unsigned int.
6653 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6655 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6656 * layout.cc (Layout::create_symtab_sections): Cast the result of
6657 local_symcount * symsize to off_t in the gold_assert.
6659 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6661 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6662 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6664 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6665 (Arm_relocate_functions::thm_abs5): New function.
6666 (Arm_relocate_functions::abs12): New function.
6667 (Arm_relocate_functions::abs16): New function.
6668 (Arm_relocate_functions::base_abs): New function.
6669 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6670 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6671 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6673 (Scan::global): Likewise.
6674 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6675 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6676 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6677 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6680 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6682 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6683 (Arm_relocate_functions::movt_prel): New function.
6684 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6685 (Arm_relocate_functions::thm_movt_prel): New function.
6686 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6687 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6688 (Scan::global, Relocate::relocate): Likewise.
6689 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6691 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6693 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6694 Incremental_checker.
6695 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6697 (class Incremental_inputs_header): New class.
6698 (Incremental_inputs_header_writer): Edit comment.
6699 (Incremental_inputs_entry): New class.
6700 (Incremental_inputs_entry_writer): Edit comment.
6701 (Sized_incremental_binary::do_find_incremental_inputs_section):
6702 Add *strtab_shndx parameter, fill it.
6703 (Sized_incremental_binary::do_check_inputs): New method.
6704 (Incremental_checker::can_incrementally_link_output_file): Use
6705 Sized_incremental_binary::check_inputs.
6706 (Incremental_inputs::report_command_line): Save command line in
6709 (Incremental_binary::find_incremental_inputs_section): New
6711 (Incremental_binary::do_find_incremental_inputs_section): Add
6712 strtab_shndx parameter.
6713 (Incremental_binary::do_check_inputs): New pure virtual method.
6714 (Sized_incremental_binary::do_check_inputs): Declare.
6715 (Incremental_checker::Incremental_checker): Add incremental_inputs
6716 parameter, use it to initialize incremental_inputs_.
6717 (Incremental_checker::incremental_inputs_): New field.
6718 (Incremental_checker::command_line): New method.
6719 (Incremental_checker::inputs): New method.
6720 (Incremental_checker::command_line_): New field.
6722 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6724 * incremental.cc: Include <cstdarg> and "target-select.h".
6725 (vexplain_no_incremental): New function.
6726 (explain_no_incremental): New function.
6727 (Incremental_binary::error): New method.
6728 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6730 (make_sized_incremental_binary): New function.
6731 (open_incremental_binary): New function.
6732 (can_incrementally_link_file): Add checks if output is ELF and has
6734 * incremental.h: Include "elfcpp_file.h" and "output.h".
6735 (Incremental_binary): New class.
6736 (Sized_incremental_binary): New class.
6737 (open_incremental_binary): Declare.
6738 * object.cc (is_elf_object): Use
6739 elfcpp::Elf_recognizer::is_elf_file.
6740 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6741 * output.h (Output_file::filesize): New method.
6743 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6745 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6747 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6748 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6750 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6752 (Arm_relocate_functions::movw_abs_nc): New function.
6753 (Arm_relocate_functions::movt_abs): New function.
6754 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6755 (Arm_relocate_functions::thm_movt_abs): New function.
6756 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6757 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6758 (Scan::global): Likewise.
6759 (Relocate::relocate): Likewise.
6760 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6762 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6764 * arm.cc (Arm_relocate_functions::got_prel) New function.
6765 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6766 (Relocate::relocate): Likewise.
6767 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6769 2009-10-06 Ian Lance Taylor <iant@google.com>
6771 * options.h (class General_options): Define
6772 split_stack_adjust_size parameter.
6773 * object.h (class Object): Add uses_split_stack_ and
6774 has_no_split_stack_ fields. Add uses_split_stack and
6775 has_no_split_stack accessor functions. Declare
6776 handle_split_stack_section.
6777 (class Reloc_symbol_changes): Define.
6778 (class Sized_relobj): Define Function_offsets. Declare
6779 split_stack_adjust, split_stack_adjust_reltype, and
6781 * object.cc (Object::handle_split_stack_section): New function.
6782 (Sized_relobj::do_layout): Call handle_split_stack_section.
6783 * dynobj.cc (Sized_dynobj::do_layout): Call
6784 handle_split_stack_section.
6785 * reloc.cc (Sized_relobj::relocate_sections): Call
6786 split_stack_adjust for executable sections in split_stack
6787 objects. Pass reloc_map to relocate_section.
6788 (Sized_relobj::split_stack_adjust): New function.
6789 (Sized_relobj::split_stack_adjust_reltype): New function.
6790 (Sized_relobj::find_functions): New function.
6791 * target-reloc.h: Include "object.h".
6792 (relocate_section): Add reloc_symbol_changes parameter. Change
6794 * target.h (class Target): Add calls_non_split method. Declare
6795 do_calls_non_split virtual method. Declare match_view and
6797 * target.cc: Include "elfcpp.h".
6798 (Target::do_calls_non_split): New function.
6799 (Target::match_view): New function.
6800 (Target::set_view_to_nop): New function.
6801 * gold.cc (queue_middle_tasks): Give an error if mixing
6802 split-stack and non-split-stack objects with -r.
6803 * i386.cc (Target_i386::relocate_section): Add
6804 reloc_symbol_changes parameter.
6805 (Target_i386::do_calls_non_split): New function.
6806 * x86_64.cc (Target_x86_64::relocate_section): Add
6807 reloc_symbol_changes parameter.
6808 (Target_x86_64::do_calls_non_split): New function.
6809 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6811 * powerpc.cc (Target_powerpc::relocate_section): Add
6812 reloc_symbol_changes parameter.
6813 * sparc.cc (Target_sparc::relocate_section): Add
6814 reloc_symbol_changes parameter.
6815 * configure.ac: Call AM_CONDITIONAL for the default target.
6816 * configure: Rebuild.
6817 * testsuite/Makefile.am (TEST_AS): New variable.
6818 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6819 (check_DATA): Add split_i386 and split_x86_64 files.
6820 (SPLIT_DEFSYMS): Define.
6821 (split_i386_[1234n].o): New targets.
6822 (split_i386_[124]): New targets.
6823 (split_i386_[1234r].stdout): New targets.
6824 (split_x86_64_[1234n].o): New targets.
6825 (split_x86_64_[124]): New targets.
6826 (split_x86_64_[1234r].stdout): New targets.
6827 (MOSTLYCLEANFILES): Add new executables.
6828 * testsuite/split_i386.sh: New file.
6829 * testsuite/split_x86_64.sh: New file.
6830 * testsuite/split_i386_1.s: New file.
6831 * testsuite/split_i386_2.s: New file.
6832 * testsuite/split_i386_3.s: New file.
6833 * testsuite/split_i386_4.s: New file.
6834 * testsuite/split_i386_n.s: New file.
6835 * testsuite/split_x86_64_1.s: New file.
6836 * testsuite/split_x86_64_2.s: New file.
6837 * testsuite/split_x86_64_3.s: New file.
6838 * testsuite/split_x86_64_4.s: New file.
6839 * testsuite/split_x86_64_n.s: New file.
6840 * testsuite/testfile.cc (Target_test): Update relocation_section
6842 * testsuite/Makefile.in: Rebuild.
6844 2009-10-06 Ian Lance Taylor <iant@google.com>
6846 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6847 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6848 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6849 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6850 the address on ldo_addrs_.
6851 (Target_i386::Relocate::fix_up_ldo): New function.
6853 2009-10-06 Rafael Espindola <espindola@google.com>
6855 * plugin.cc (add_input_library): New.
6856 (Plugin::load): Add add_input_library to tv.
6857 (Plugin_manager::add_input_file): Add the is_lib argument.
6858 (add_input_file): Update call to Plugin_manager::add_input_file.
6859 (add_input_library): New.
6860 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6862 2009-09-30 Doug Kwan <dougkwan@google.com>
6864 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6865 symbol and call Symbol::may_need_copy_reloc to determine if
6866 a copy reloc is needed.
6867 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6868 nocopyreloc is given in command line.
6869 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6870 given in command line.
6871 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6872 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6873 of the removed Target_i386::may_need_copy_reloc.
6874 * options.h (copyreloc): New option with default value false.
6875 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6876 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6877 instead of the removed Target_powerpc::may_need_copy_reloc.
6878 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6879 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6880 instead of the removed Target_sparc::may_need_copy_reloc.
6881 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6882 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6883 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6884 instead of the removed Target_x86_64::may_need_copy_reloc.
6886 2009-09-30 Ian Lance Taylor <iant@google.com>
6888 * object.h (class Object): Remove target_ field, and target,
6889 sized_target, and set_target methods.
6890 (Object::sized_target): Remove.
6891 (class Sized_relobj): Update declarations. Remove sized_target.
6892 * object.cc (Sized_relobj::setup): Remove target parameter.
6894 (Input_objects::add_object): Don't do anything with the target.
6895 (make_elf_sized_object): Add punconfigured parameter. Change all
6896 callers. Set or test parameter target.
6897 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6899 * parameters.cc (Parameters::set_target): Change parameter type to
6901 (Parameters::default_target): Remove.
6902 (set_parameters_target): Change parameter type to be non-const.
6903 (parameters_force_valid_target): New function.
6904 (parameters_clear_target): New function.
6905 * parameters.h (class Parameters): Update declarations. Remove
6906 default_target method. Add sized_target and clear_target
6907 methods. Change target_ to be non-const.
6908 (set_parameters_target): Update declaration.
6909 (parameters_force_valid_target): Declare.
6910 (parameters_clear_target): Declare.
6911 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6912 as NULL if we aren't searching.
6913 (Add_symbols::run): Don't check for compatible target.
6914 * fileread.cc (Input_file::open_binary): Call
6915 parameters_force_valid_target.
6916 * gold.cc (queue_middle_tasks): Likewise.
6917 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6918 set_target on object.
6919 * dynobj.h (class Sized_dynobj): Update declarations.
6920 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6921 make_elf_object returns NULL.
6922 (Archive::include_member): Don't check whether object target is
6924 * output.cc (Output_section::add_input_section): Get target from
6926 (Output_section::relax_input_section): Likewise.
6927 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6929 (Sized_relobj::do_scan_relocs): Likewise.
6930 (Sized_relobj::relocate_sections): Likewise.
6931 * resolve.cc (Symbol_table::resolve): Likewise.
6932 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6933 parameter. Change all callers.
6934 (Symbol_table::add_from_object): Get target from parameters.
6935 (Symbol_table::add_from_relobj): Don't check object target.
6936 (Symbol_table::add_from_dynobj): Likewise.
6937 (Symbol_table::define_special_symbol): Get target from
6939 * symtab.h (class Symbol_table): Update declaration.
6940 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6941 parameter. Change all callers. Clear parameter target.
6942 (Binary_test): Test target here.
6943 * testsuite/object_unittest.cc (gold_testsuite): Remove
6944 target_test_pointer parameter. Change all callers.
6945 (Object_test): Test target here.
6947 2009-09-26 Ian Lance Taylor <iant@google.com>
6949 * testsuite/initpri1.c: Don't try to use constructor priorities if
6950 compiling with gcc before 4.3.
6952 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6954 * testsuite/retain_symbols_file_test.sh (check_present): Change
6955 output file name to retain_symbols_file_test.stdout.
6956 (check_absent): Likewise.
6958 2009-09-18 Craig Silverstein <csilvers@google.com>
6960 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6961 * options.cc: Include <cerrno> and <fstream>.
6962 (General_options::finalize): Parse -retain-symbols-file tag.
6963 * options.h: New flag.
6964 (General_options): New method should_retain_symbol, new
6965 variable symbols_to_retain.
6966 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6967 should_retain_symbol map.
6968 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6969 * testsuite/Makefile.in: Regenerate.
6970 * testsuite/retain_symbols_file_test.sh: New file.
6972 2009-09-18 Nick Clifton <nickc@redhat.com>
6974 * po/es.po: Updated Spanish translation.
6976 2009-09-17 Doug Kwan <dougkwan@google.com>
6978 * debug.h (DEBUG_RELAXATION): New constant.
6979 (DEBUG_ALL): Add DEBUG_RELAXATION.
6980 (debug_string_to_enum): Add relaxation debug option.
6982 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6983 Layout::Relaxation_debug_check::read_sections,
6984 Layout::Relaxation_debug_check::read_sections): New method definitions.
6985 (Layout::Layout): Initialize data members
6986 record_output_section_data_from_scrips_,
6987 script_output_section_data_list_ and relaxation_debug_check_.
6988 (Layout::save_segments, Layout::restore_segments,
6989 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6990 Layout::relaxation_loop_body): New method definitions.
6991 (Layout::finalize): Support relaxation. Move section layout code to
6992 Layout::relaxation_loop_body.
6993 (Layout::set_asection_address_from_script): Move code for orphan
6994 section placement out.
6995 (Layout::place_orphan_sections_in_script): New method definition.
6996 * layout.h (Output_segment_headers, Output_file_header):
6997 New forward class declarations.
6998 (Layout::~Layout): Define.
6999 (Layout::new_output_section_data_from_script): New method definition.
7000 (Layout::place_orphan_sections_in_script): New method declaration.
7001 (Layout::Segment_states): New type declaration.
7002 (Layout::save_segments, Layout::restore_segments,
7003 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7004 Layout::relaxation_loop_body): New method declarations.
7005 (Layout::Output_section_data_list): New type declaration.
7006 (Layout::Relaxation_debug_check): New class definition.
7007 (Layout::record_output_section_data_from_script_,
7008 Layout::script_output_section_data_list_, Layout::segment_states_,
7009 Layout::relaxation_debug_check_): New data members.
7010 * output.cc: (Output_section_headers::do_size): New method definition.
7011 (Output_section_headers::Output_section_headers): Move size
7012 computation to Output_section_headers::do_size.
7013 (Output_segment_headers::do_size): New method definition.
7014 (Output_file_header::Output_file_header): Move size computation to
7015 Output_file_header::do_size and call it.
7016 (Output_file_header::do_size): New method definition.
7017 (Output_data_group::Output_data_group): Adjust call to
7018 Output_section_data.
7019 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7020 (Output_symtab_xindex::do_write): Add array bound check.
7021 (Output_section::Input_section::print_to_mapfile): Handle
7022 RELAXED_INPUT_SECTION_CODE.
7023 (Output_section::Output_section): Initialize data member checkpoint_.
7024 (Output_section::~Output_section): Delete checkpoint object pointed
7026 (Output_section::add_input_section): Always add an Input_section if
7028 (Output_section::add_merge_input_section): Add assert.
7029 (Output_section::relax_input_section): New method definition.
7030 (Output_section::set_final_data_size): Set load address to zero for
7031 an unallocated section.
7032 (Output_section::do_address_and_file_offset_have_reset_values):
7033 New method definition.
7034 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7035 Handle relaxed input section.
7036 (Output_section::sort_attached_input_sections): Checkpoint input
7037 section list lazily.
7038 (Output_section::get_input_sections): Change type of input_sections to
7039 list of Simple_input_section pointers. Checkpoint input section list
7040 lazily. Also handle relaxed input sections.
7041 (Output_section::add_input_section_for_script): Take a reference to
7042 a Simple_input_section object instead of Relobj pointer and section
7043 index as parameter. Handle relaxed input sections.
7044 (Output_section::save_states, Output_section::restore_states): New
7046 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7047 (Output_data::is_data_size_fixed): New method definition.
7048 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7050 (Output_data::address_and_file_offset_have_reset_values): New method
7052 (Output_data::do_address_and_file_offset_have_reset_values): New method
7054 (Output_data::set_data_size): Check that data size is not fixed.
7055 (Output_data::fix_data_size): New method definition.
7056 (Output_data::is_data_size_fixed_): New data member.
7057 (Output_section_headers::set_final_data_size): New method definition.
7058 (Output_section_headers::do_size): New method declaration.
7059 (Output_segment_headers::set_final_data_size): New method definition.
7060 (Output_segment_headers::do_size): New method declaration.
7061 (Output_file_header::set_final_data_size)::New method definition.
7062 (Output_file_header::do_size)::New method declaration.
7063 (Output_section_data::Output_section_data): Add new parameter
7064 is_data_size_fixed and use it to fix data size.
7065 (Output_data_const::Output_data_const): Adjust call to base class
7066 constructor and fix data size.
7067 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7068 base class constructor and fix data size.
7069 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7070 base class constructor and fix data size.
7071 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7072 class constructor and fix data size.
7073 (Output_data_group::set_final_data_size): New method definition.
7074 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7075 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7076 class constructor and fix data size.
7077 (Output_relaxed_input_section): New class definition.
7078 (Output_section::Simple_input_section): New class definition.
7079 (Output_section::get_input_sections): Adjust parameter list.
7080 (Output_section::add_input_section_for_script): Same.
7081 (Output_section::save_states, Output_section::restore_states,
7082 Output_section::do_address_and_file_offset_have_reset_values,
7083 (Output_section::Input_section::Input_section): Handle
7084 RELAXED_INPUT_SECTION_CODE. Add new overload for
7085 Output_relaxed_input_section.
7086 (Output_section::Input_section::is_input_section,
7087 Output_section::Input_section::set_output_section): Handle relaxed
7089 (Output_section::Input_section::is_relaxed_input_section,
7090 Output_section::Input_section::output_section_data,
7091 Output_section::Input_section::relaxed_input_section): New method
7093 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7095 (Output_section::Input_section::u1_): Update comments.
7096 (Output_section::Input_section::u2_): Add new union member poris.
7097 (Output_section::Checkpoint_output_section): New classs definition.
7098 (Output_section::relax_input_section): New method declaration.
7099 (Output_section::checkpoint_): New data member.
7100 (Output_segment): Update comments.
7101 (Output_segment::Output_segment): Un-privatize copy constructor.
7102 (Output_segment::operator=): Un-privatize.
7103 * script-sections.cc (Output_section_element::Input_section_list):
7104 Change element type to Output_section::Simple_input_section.
7105 (Output_section_element_dot_assignment::set_section_addresses):
7106 Register output section data for relaxation clean up.
7107 (Output_data_exression::Output_data_expression): Adjust call to base
7108 constructor to fix data size.
7109 (Output_section_element_data::set_section_addresses): Register
7110 Output_data_expression object for relaxation clean up.
7111 (struct Input_section_info): Replace Relobj pointer and section index
7112 pair with Output_section::Simple_input_section and Convert struct to a
7114 (Input_section_sorter::operator()): Adjust access to
7115 Input_section_info data member to use accessors.
7116 (Output_section_element_input::set_section_addresses): Use layout
7117 parameter. Adjust code to use Output_section::Simple_input_section
7118 and Input_secction_info classes. Register filler for relaxation
7120 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7121 and section index pair with Output_section::Simple_input_section
7122 class. Adjust code accordingly.
7123 (Phdrs_element::release_segment): New method definition.
7124 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7126 (Script_sections::release_segments): New method definition.
7127 * gold/script-sections.h (Script_sections::release_segments): New
7129 * gold/target.h (Target::may_relax, Target::relax,
7130 Target::do_may_relax, Target::do_relax): New method definitions.
7132 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7134 * arm.cc (has_signed_unsigned_overflow): New function.
7135 (Arm_relocate_functions::abs8): New function.
7136 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7137 (Target_arm::Scan::global): Likewise.
7138 (Target_arm::relocate::relocate): Likewise.
7139 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7142 2009-09-16 Cary Coutant <ccoutant@google.com>
7144 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7145 * testsuite/Makefile.in: Regenerate.
7147 2009-09-11 Nick Clifton <nickc@redhat.com>
7149 * po/gold.pot: Updated by the Translation project.
7151 2009-09-08 Cary Coutant <ccoutant@google.com>
7153 * output.cc (Output_file::open): Add execute permission to empty file.
7154 * testsuite/Makefile.am (permission_test): New test.
7155 * testsuite/Makefile.in: Regenerate.
7157 2009-09-02 Ian Lance Taylor <iant@google.com>
7159 * output.cc (Output_file::resize): Call map_no_anonymous rather
7162 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7164 * gold.cc: Include "incremental.h".
7165 (queue_initial_tasks): Call Incremental_checker methods.
7166 * incremental.cc: Include "output.h".
7167 (Incremental_checker::can_incrementally_link_output_file): New
7169 * incremental.h (Incremental_checker): New class.
7171 * output.cc (Output_file::open_for_modification): New method.
7172 (Output_file::map_anonymous): Changed return type to bool. Record
7174 (Output_file::map_no_anonymous): New method, broken out of map.
7175 (Output_file::map): Use map_no_anonymous and map_anonymous.
7176 * output.h (class Output_file): Update declarations.
7178 2009-08-24 Cary Coutant <ccoutant@google.com>
7180 * options.h (Command_line::Pre_options): New class.
7181 (Command_line::pre_options): New member.
7182 * options.cc (gold::options::ready_to_register): New variable.
7183 (One_option::register_option): Do nothing if not registering options.
7184 Assert if same short option registered twice.
7185 (General_options::General_options): Turn off option registration when
7187 (Command_line::Pre_options::Pre_options): New constructor.
7189 2009-08-24 Cary Coutant <ccoutant@google.com>
7191 * options.h (General_options::no_keep_memory): Remove incorrect
7194 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7196 * Makefile.am (am__skiplex, am__skipyacc): New.
7197 * Makefile.in: Regenerate.
7199 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7201 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7202 (INCLUDES): ... this.
7203 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7204 (AM_CPPFLAGS): Renamed from ...
7205 (INCLUDE): ... this.
7206 * Makefile.in, testsuite/Makefile.in: Regenerate.
7208 * Makefile.in: Regenerate.
7209 * aclocal.m4: Likewise.
7210 * config.in: Likewise.
7211 * configure: Likewise.
7212 * testsuite/Makefile.in: Likewise.
7214 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7215 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7216 * Makefile.in: Regenerate.
7217 * testsuite/Makefile.in: Regenerate.
7219 2009-08-19 Cary Coutant <ccoutant@google.com>
7221 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7222 symbols in shared libraries overridden by hidden or internal symbols
7223 in the main program.
7225 2009-08-19 Chris Demetriou <cgd@google.com>
7227 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7228 checking source file names in error messages.
7230 2009-08-18 Doug Kwan <dougkwan@google.com>
7232 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7233 an elcpp::Ehdr as parameter. Adjust call to set_target.
7234 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7235 an elfcpp::Ehdr as parameter.
7236 * object.cc (Object::set_target): Remove the version that looks up
7237 a target and sets it.
7238 (Sized_relobj::setup): Take a Target object instead of
7239 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7240 (make_elf_sized_object): Find target and ask target to
7242 * object.h: (Object::set_target): Remove the version that looks up
7243 a target and sets it.
7244 (Sized_relobj::setup): Take a Target object instead of
7245 an elfcpp:Ehdr as parameter.
7246 * target.cc: Include dynobj.h.
7247 (Target::do_make_elf_object_implementation): New.
7248 (Target::do_make_elf_object): New.
7249 * target.h (Target::make_elf_object): New template declaration.
7250 (Target::do_make_elf_object): New method declarations.
7251 (Target::do_make_elf_object_implementation): New template declaration.
7253 2009-08-14 Ian Lance Taylor <iant@google.com>
7255 * gold.h (FUNCTION_NAME): Define.
7256 (gold_unreachable): Use FUNCTION_NAME.
7258 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7260 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7261 symbol in the --keep-unique list is not found.
7263 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7265 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7266 been maked as --keep-unique.
7267 (Icf::unfold_section): New function.
7268 * icf.h (Icf::unfold_section): New function.
7269 * options.h (General_options::keep_unique): New option.
7270 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7271 * testsuite/Makefile.in: Regenerate.
7272 * testsuite/icf_keep_unique_test.sh: New file.
7273 * testsuite/icf_keep_unique_test.cc: New file.
7275 2009-08-12 Cary Coutant <ccoutant@google.com>
7278 * resolve.cc (Symbol_table::resolve): Check for references from
7279 dynamic objects to hidden and internal symbols.
7280 * testsuite/Makefile.am (hidden_test.sh): New test.
7281 * testsuite/Makefile.in: Regenerate.
7282 * testsuite/hidden_test.sh: New script.
7283 * testsuite/hidden_test_1.c: New test source.
7284 * testsuite/hidden_test_main.c: New test source.
7286 2009-08-11 Doug Kwan <dougkwan@google.com>
7288 * arm.cc: Update comments.
7289 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7290 segment to locate the .ARM.exidx section if present.
7292 2009-08-09 Doug Kwan <dougkwan@google.com>
7294 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7297 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7298 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7301 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7303 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7304 valid tls_segment only for non-debug-section relocations.
7305 * testsuite/Makefile.am: Add gc_tls_test.
7306 * testsuite/Makefile.in: Regenerate.
7307 * testsuite/gc_tls_test.cc: New file.
7308 * testsuite/gc_tls_test.sh: New file.
7310 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7314 * Makefile.am (CCFILES): Add icf.cc.
7316 * Makefile.in: Regenerate.
7317 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7318 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7319 section, symbol and addend information for the relocs.
7320 * gold.cc (queue_middle_tasks): Call identical code folding.
7321 * gold.h: Add defines for multimap.
7322 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7323 to the call of finalize_local_symbols.
7324 * main.cc (main): Create object of class Icf.
7325 * object.cc (Sized_relobj::do_layout): Allow this function to be
7326 called twice during icf.
7327 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7328 to sections marked as identical by icf.
7329 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7331 (Sized_relobj::do_section_entsize): New function.
7332 * object.h (Object::section_entsize): New function.
7333 (Object::do_section_entsize): New pure virtual function.
7334 (Relobj::finalize_local_symbols): Add new parameter.
7335 (Relobj::do_section_entsize): New function.
7336 * options.h (General_options::icf): New option.
7337 (General_options::icf_iterations): New option.
7338 (General_options::print_icf_sections): New option.
7339 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7340 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7341 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7343 * symtab.cc (Symbol_table::is_section_folded): New function.
7344 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7345 to sections marked as identical by icf.
7346 * symtab.h (Symbol_table::set_icf): New function.
7347 (Symbol_table::icf): New function.
7348 (Symbol_table::is_section_folded): New function.
7349 (Symbol_table::icf_): New data member.
7350 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7351 * testsuite/Makefile.am: Add commands to build icf_test.
7352 * testsuite/Makefile.in: Regenerate.
7353 * testsuite/icf_test.sh: New file.
7354 * testsuite/icf_test.cc: New file.
7356 2009-07-24 Chris Demetriou <cgd@google.com>
7358 * layout.cc (is_compressible_debug_section): Fix incorrect
7359 comment about compressed section names.
7361 2009-07-20 Ian Lance Taylor <ian@airs.com>
7364 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7366 2009-07-16 Ian Lance Taylor <iant@google.com>
7369 * layout.h: #include <map>.
7370 (class Kept_section): Change from struct to class. Add accessors
7371 and setters. Add section size to Comdat_group mapping. Change
7372 Comdat_group to std::map. Add is_comdat_ field. Add
7373 linkonce_size field in union.
7374 (class Layout): Update declaration of find_or_add_kept_section.
7375 Don't declare find_kept_object.
7376 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7377 parameter. Add object, shndx, is_comdat, and is_group_name
7378 parameters. Change all callers. Adjust for new Kept_section.
7379 (Layout::find_kept_object): Remove.
7380 * object.cc (Sized_relobj::include_section_group): Update use of
7381 Kept_section. Rename secnum to shndx. Only record
7382 Kept_comdat_section if sections are the same size.
7383 (Sized_relobj::include_linkonce_section): Update use of
7384 Kept_section. Only record Kept_comdat_section if sections are the
7385 same size. Set size of linkonce section.
7386 (Sized_relobj::map_to_kept_section): Update call to
7387 get_kept_comdat_section.
7388 * object.h (class Sized_relobj): Rename fields in
7389 Kept_comdat_section to drop trailing underscores; change object
7390 field to Relobj*. Change Kept_comdat_section_table to store
7391 struct rather than pointer.
7392 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7393 Add kept_object and kept_shndx parameters. Change all callers.
7394 (Sized_relobj::get_kept_comdat_section): Change return type to
7395 bool. Add kept_object and kept_shndx parameters. Change all
7397 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7398 Layout::find_or_add_kept_section.
7400 2009-07-09 Ian Lance Taylor <iant@google.com>
7402 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7403 Reserve space in the hash table.
7405 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7407 * fileread.cc (File_read::get_mtime): New method.
7408 * fileread.h (Timespec): New structure.
7409 (File_read::get_mtime): New method.
7410 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7411 Renamed from timestamp_nsec.
7412 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7414 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7416 (Incremental_inputs::report_archive): Save mtime; style fix.
7417 (Incremental_inputs::report_obejct): Save mtime; style fix.
7418 (Incremental_inputs::report_script): Save mtime; style fix.
7419 (Incremental_inputs::finalize_inputs): Style fix.
7420 (Incremental_inputs::finalize): Style fix.
7421 (Incremental_inputs::create_input_section_data): Store inputs
7423 * incremental.h (Incremental_inputs::report_script): Add mtime
7425 (Incremental_inputs::Input_info::Input_info): Intialize only one
7427 (Incremental_inputs::Input_info::archive): Move to nameless
7429 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7430 (Incremental_inputs::Input_info::script): Move to nameless union.
7431 (Incremental_inputs::mtime): New field.
7432 * script.cc (read_input_script): Pass file mtime to
7434 * script.h (Script_info::inputs): Style fix.
7436 2009-07-01 Ian Lance Taylor <ian@airs.com>
7438 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7441 2009-06-24 Ian Lance Taylor <iant@google.com>
7444 * layout.cc (Layout::choose_output_section): If we find an
7445 existing section, update the flags.
7446 (Layout::create_notes): New function, broken out of
7448 (Layout::finalize): Don't create note sections.
7449 (Layout::create_note): Don't crash if linker script discards
7451 (Layout::create_gold_note): Likewise.
7452 (Layout::create_build_id): Likewise. Don't set
7453 after_input_sections on the section.
7454 (Layout::create_executable_stack_info): Remove target parameter.
7456 * layout.h (class Layout): Declare create_notes. Update
7457 declaration of create_executable_stack_info.
7458 * gold.cc (queue_middle_tasks): Call create_notes.
7459 * output.cc (Output_section::update_flags_for_input_section): Move
7460 here from output.h. If SHF_ALLOC flag is newly set, mark address
7462 * output.h (Output_data::mark_address_invalid): New function.
7463 (class Output_section): Only declare, not define,
7464 update_flags_for_input_section. Remove set_flags.
7466 2009-06-24 Ian Lance Taylor <iant@google.com>
7468 * script-sections.cc (Output_section_definition::
7469 set_section_addresses): Rename shadowing local load_address to
7472 2009-06-24 Ian Lance Taylor <iant@google.com>
7475 * reloc.cc (relocate_sections): Skip empty relocation sections.
7477 2009-06-23 Ian Lance Taylor <iant@google.com>
7480 * layout.cc (Layout::create_note): Use choose_output_section
7481 rather than make_output_section.
7483 2009-06-23 Ian Lance Taylor <iant@google.com>
7486 * options.cc (General_options::parse_V): Set printed_version_.
7487 (General_options::General_options): Initialize printed_version_.
7488 * options.h (class General_options): Add printed_version_ field.
7489 * gold.cc (queue_initial_tasks): If there are no input files,
7490 don't give a fatal error if we printed the version information.
7491 (queue_middle_tasks): If using -r with a shared object, give a
7492 fatal error rather than an ordinary error.
7494 2009-06-23 Ian Lance Taylor <iant@google.com>
7497 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7498 (Layout::make_output_section): Set have_stabstr_section_ if we see
7499 a .stab*str section.
7500 (Layout::finalize): Call link_stabs_sections.
7501 (Layout::link_stabs_sections): New file.
7502 * layout.h (class Layout): Add have_stabstr_section_ field.
7503 Declare link_stabs_sections.
7505 2009-06-23 Doug Kwan <dougkwan@google.com>
7507 * Makefile.am (libgold_a_LIBADD): New.
7508 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7509 * Makefile.in: Regenerate.
7510 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7511 * configure: Regenerate.
7512 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7513 * fileread.cc: Include sys/state.h
7514 * gold.h: Declare memmem and strndup if found missing.
7515 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7517 2009-06-23 Ian Lance Taylor <iant@google.com>
7519 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7520 * configure: Rebuild.
7522 2009-06-23 Ian Lance Taylor <iant@google.com>
7525 * object.cc (Object::section_contents): Don't try to get a view if
7526 the section has length zero.
7527 (Object::handle_gnu_warning_section): If the section is empty, use
7528 the name of the section as the warning.
7530 2009-06-23 Ian Lance Taylor <iant@google.com>
7533 * stringpool.h (class Stringpool_template): Add optimize_ field.
7534 (Stringpool_template::set_optimize): New function.
7535 * stringpool.cc (Stringpool_template::Stringpool_template):
7536 Initialize optimize_ field.
7537 (Stringpool_template::set_string_offsets): Test local optimize
7538 fild rather than parameter.
7539 * layout.cc (Layout::Layout): Call set_optimize on the section
7542 2009-06-22 Ian Lance Taylor <iant@google.com>
7545 * yyscript.y: Parse TARGET.
7546 * script.cc (script_set_target): New function.
7547 * script-c.h (script_set_target): Declare.
7548 * options.cc (General_options::string_to_object_format): Rename
7549 from string_to_object_format in anonymous namespace. Change
7551 * options.h (class General_options): Declare
7552 string_to_object_format.
7554 2009-06-22 Ian Lance Taylor <iant@google.com>
7556 * script-sections.cc (Script_sections::create_segments): Don't put
7557 program headers in a PT_LOAD segment if -n or -N.
7559 2009-06-22 Ian Lance Taylor <iant@google.com>
7562 * options.h (class General_options): Add -z lazy and -z now. Sort
7563 -z options into alphabetical order.
7564 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7566 2009-06-21 Ian Lance Taylor <iant@google.com>
7568 * layout.cc (Layout::make_output_section): Call
7569 Target::new_output_section.
7570 (Layout::attach_allocated_section_to_segment): Put large section
7571 sections in a separate load segment with the large segment flag
7573 (Layout::segment_precedes): Sort large data segments after other
7575 (align_file_offset): New static function.
7576 (Layout::set_segment_offsets): Use align_file_offset.
7577 * output.h (class Output_section): Add is_small_section_ and
7578 is_large_section_ fields.
7579 (Output_section::is_small_section): New function.
7580 (Output_section::set_is_small_section): New function.
7581 (Output_section::is_large_section): New function.
7582 (Output_section::set_is_large_section): New function.
7583 (Output_section::is_large_data_section): New function.
7584 (class Output_segment): Add is_large_data_segment_ field.
7585 (Output_segment::is_large_data_segment): New function.
7586 (Output_segment::set_is_large_data_segment): New function.
7587 * output.cc (Output_section::Output_section): Initialize new
7589 (Output_segment::Output_segment): Likewise.
7590 (Output_segment::add_output_section): Add assertion that large
7591 data sections always go in large data segments. Force small data
7592 sections to the end of the list of data sections. Force small BSS
7593 sections to the start of the list of BSS sections. For large BSS
7594 sections to the end of the list of BSS sections.
7595 * symtab.h (class Symbol): Declare is_common_shndx.
7596 (Symbol::is_defined): Check Symbol::is_common_shndx.
7597 (Symbol::is_common): Likewise.
7598 (class Symbol_table): Define enum Commons_section_type. Update
7599 declarations. Add small_commons_ and large_commons_ fields.
7600 * symtab.cc (Symbol::is_common_shndx): New function.
7601 (Symbol_table::Symbol_table): Initialize new fields.
7602 (Symbol_table::add_from_object): Put small and large common
7603 symbols in the right list.
7604 (Symbol_table::sized_finalized_symbol): Check
7605 Symbol::is_common_shndx.
7606 (Symbol_table::sized_write_globals): Likewise.
7607 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7608 common symbol lists. Don't call do_allocate_commons_list if the
7610 (Symbol_table::do_allocate_commons_list): Remove is_tls
7611 parameter. Add comons_section_type parameter. Change all
7612 callers. Handle small and large common symbols.
7613 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7614 Symbol::is_common_shndx.
7615 * resolve.cc (symbol_to_bits): Likewise.
7616 * target.h (Target::small_common_shndx): New function.
7617 (Target::small_common_section_flags): New function.
7618 (Target::large_common_shndx): New function.
7619 (Target::large_common_section_flags): New function.
7620 (Target::new_output_section): New function.
7621 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7622 small_common_section_flags, and large_common_section_flags
7624 (Target::do_new_output_section): New virtual function.
7625 * arm.cc (Target_arm::arm_info): Initialize new fields.
7626 * i386.cc (Target_i386::i386_info): Likewise.
7627 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7629 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7630 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7631 (Target_x86_64::do_new_output_section): New function.
7632 * configure.ac: Define conditional MCMODEL_MEDIUM.
7633 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7634 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7635 (large_LDFLAGS): Define.
7636 * testsuite/large.c: New file.
7637 * testsuite/testfile.cc (Target_test::test_target_info):
7638 Initialize new fields.
7639 * configure, testsuite/Makefile.in: Rebuild.
7641 2009-06-05 Doug Kwan <dougkwan@google.com>
7643 * Makefile.am (CCFILES): Add target.cc.
7644 * Makefile.in: Regenerate.
7645 * i386.cc (class Target_i386): Define new virtual method to
7646 override do_is_local_label_name in parent.
7647 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7648 local symbols if --discard-locals or -X is given.
7649 * options.h (class General_options): Declare new options
7650 '--discard-locals' and '-X' for discarding locals.
7651 * target.h (class Target): Define new methods is_local_label_name.
7652 Declare new virtual method do_is_local_label_name.
7653 * target.cc: New file.
7654 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7655 (check_SCRIPTS): Add discard_locals_test.sh.
7656 (check_DATA): Add discard_local_tests.syms.
7657 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7658 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7659 * testsuite/Makefile.in: Regenerate.
7660 * testsuite/discard_locals_test.c: New file.
7661 * testsuite/discard_locals_test.sh: Same.
7663 2009-06-05 Doug Kwan <dougkwan@google.com>
7665 * object.cc (Sized_relobj::Sized_relobj): Initialize
7666 discarded_eh_frame_shndx_ to -1U.
7667 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7669 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7670 a discarded .eh_frame section.
7671 (Sized_relobj::do_finalize_local_symbols): Ditto.
7672 * object.h (class Sized_relobj): Declare new member
7673 discarded_eh_frame_shndx_.
7674 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7675 (local_labels_test.o, local_labels_test): New rules.
7676 * testsuite/Makefile.in: Regenerate.
7678 2009-06-04 Doug Kwan <dougkwan@google.com>
7680 * layout.cc (Layout::section_name_mapping): Add mapping for
7681 special ARM sections.
7683 2009-06-03 Doug Kwan <dougkwan@google.com>
7685 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7686 (utils::has_overflow): Same.
7688 2009-06-03 Ian Lance Taylor <iant@google.com>
7690 * layout.cc (Layout::section_name_mapping): New array, replacing
7691 Layout::linkonce_mapping.
7692 (Layout::section_name_mapping_count): New variable, replacing
7693 Layout::linkonce_mapping_count.
7694 (Layout::linkonce_output_name): Remove.
7695 (Layout::output_section_name): Rewrite.
7696 * layout.h (class Layout): Rename Linkonce_mapping to
7697 Section_name_mapping, linkonce_mapping to section_name_mapping,
7698 linkonce_mapping_count to section_name_mapping_count. Don't
7699 declare linkonce_output_name.
7701 2009-06-03 Doug Kwan <dougkwan@google.com>
7703 * gold/arm.cc (namespace utils): New.
7704 (Target_arm::reloc_is_non_pic): Define new method.
7705 (class Arm_relocate_functions): New.
7706 (Target_arm::Relocate::relocate): Handle relocation types used by
7709 2009-06-03 Ian Lance Taylor <iant@google.com>
7711 * arm.cc (Target_arm::scan::global): Use || instead of |.
7713 2009-06-02 Doug Kwan <dougkwan@google.com>
7715 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7716 issued_non_pic_error_.
7717 (class Target_arm::Scan): Declare new method check_non_pic.
7718 Define new method symbol_needs_plt_entry.
7719 Declare new data member issued_non_pic_error_.
7720 (class Target_arm::Relocate): Declare new method
7721 should_apply_static_reloc.
7722 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7723 (Target_arm::Scan::check_non_pic): Define new method.
7724 (Target_arm::Scan::local): Handle a small subset of reloc types used
7726 (Target_arm::Scan::local): Same.
7727 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7729 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7731 * incremental.cc (Incremental_inputs::report_command_line): Filter
7732 out --incremental-* options.
7734 2009-05-29 Doug Kwan <dougkwan@google.com>
7736 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7738 (class Target_arm): Update comment.
7739 (Target_arm::Target_arm): Initialize new data members GOT_,
7740 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7741 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7742 and Target_arm::rel_dyn_section.
7743 Declare new_enum Target_arm::Got_type.
7744 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7746 Update commments for member do_dynsym_value.
7747 (Target_arm::got_size, Target_arm::plt_section,
7748 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7749 new methods inside class defintion.
7750 (Target_arm::got_section): Define new method.
7751 (Target_arm::rel_dyn_section): Same.
7752 (Output_data_plt_arm): New template class.
7753 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7754 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7755 (Output_data_plt_arm::add_entry): Same.
7756 (Output_data_plt_arm::first_plt_entry): Define new
7757 static data member for PLT instruction template.
7758 (Output_data_plt_arm::plt_entry): Same.
7759 (Output_data_plt_arm::do_write): Define new method.
7760 (Target_arm::make_plt_entry): Same.
7761 (Target_arm::do_finalize_sections): Same.
7762 (Target_arm::do_dynsym_value): Same.
7764 2009-05-28 Doug Kwan <dougkwan@google.com>
7766 * Makefile.am (TARGETSOURCES): Add arm.cc.
7767 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7768 * Makefile.in: Regenerate.
7770 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7772 2009-05-26 Doug Kwan <dougkwan@google.com>
7774 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7775 (General_options::check_excluded_libs): Strip off directories in
7776 archive name before matching like GNU ld does.
7777 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7778 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7779 (exclude_libs_test_LDFLAGS): Add linker option
7780 -Wl,--exclude-libs,libexclude_libs_test_3
7781 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7782 an explicit archive without using -l.
7783 (alt/libexclude_libs_test_3.a): New make rule.
7784 * testsuite/Makefile.in: Regenerate.
7785 * testsuite/exclude_libs_test.c : Declare lib3_default().
7787 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7788 * exclude_libs_test_3.c: New file.
7790 2009-05-26 Nick Clifton <nickc@redhat.com>
7792 * po/id.po: New Indonesian translation.
7793 * po/gold.pot: Updated template file.
7795 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7797 * testsuite/Makefile.am: Add -ffunction-sections to compile
7798 gc_comdat_test files. Add -Wl,--gc-sections to build
7800 * testsuite/Makefile.in: Regenerate.
7801 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7803 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7805 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7806 kept comdat section was garbage collected.
7807 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7808 * testsuite/Makefile.in: Regenerate.
7809 * testsuite/gc_comdat_test.sh: New file.
7810 * testsuite/gc_comdat_test_1.cc: New file.
7811 * testsuite/gc_comdat_test_2.cc: New file.
7813 2009-05-19 Doug Kwan <dougkwan@google.com>
7815 * archive.cc (Archive::Archive): Move constructor from archive.h
7816 to here. Initialize no_export_.
7817 (Archive::get_elf_object_for_member): Set no_export flag of object.
7818 * archive.h (Archive::Archive): Move constructor body to
7820 (Archive::no_export): New method.
7821 (Archive::no_export_): New field.
7822 * object.h (Object::Object): Initialize no_export_ to false.
7823 (Object::no_export, Object::set_no_export): New methods.
7824 (Object::no_export_): New field.
7825 * options.cc (General_options::parse_exclude_libs): New method.
7826 (General_options::check_excluded_libs) Same.
7827 * options.h (exclude_libs): New option.
7828 (General_options::check_excluded_libs): New method declaration.
7829 (General_options::excluded_libs_): New field.
7830 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7831 default or protected visibility if an object has no-export flag set.
7832 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7833 (check_SCRIPTS): Add exclude_libs_test.sh.
7834 (check_DATA): Add exclude_libs_test.syms.
7835 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7836 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7837 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7838 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7839 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7840 libexclude_libs_test_2.a): New rules.
7841 * testsuite/Makefile.in: Regenerate.
7842 * testsuite/exclude_libs_test.c: New file.
7843 * testsuite/exclude_libs_test.sh: Ditto.
7844 * testsuite/exclude_libs_test_1.c: Ditto.
7845 * testsuite/exclude_libs_test_2.c: Ditto.
7847 2009-05-15 Ian Lance Taylor <iant@google.com>
7849 * configure.ac: Check for declarations for cases where libiberty.h
7850 checks HAVE_DECL_xxx.
7851 * configure, config.in: Rebuild.
7853 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7855 * gold.h (Incremental_argument_list): Remove (invalid) forward
7857 * incremental.cc (Incremental_inputs::report_achive): New method.
7858 (Incremental_inputs::report_object): New method.
7859 (Incremental_inputs::report_script): New method.
7860 (Incremental_inputs::finalize_inputs): New method.
7861 (Incremental_inputs::finalize): Call finalize_inputs().
7862 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7863 Create inputs entries.
7864 * incremental.h (Incremental_input_type): New enum.
7865 (Incremental_inputs::Incremental_input): Initialize new fields.
7866 (Incremental_inputs::report_inputs): New method.
7867 (Incremental_inputs::report_achive): New method.
7868 (Incremental_inputs::report_object): New method.
7869 (Incremental_inputs::report_script): New method.
7870 (Incremental_inputs::finalize_inputs): New method.
7871 (Incremental_inputs::Input_info): New struct.
7872 (Incremental_inputs::Input_info_map): New typedef.
7873 (Incremental_inputs::lock_): New field.
7874 (Incremental_inputs::Inputs_): New field.
7875 (Incremental_inputs::Inputs_map): New field.
7876 * main.cc (main): Call Incremental_input::report_inputs.
7877 * options.h (Input_argument_list): Typedef moved from
7879 (Input_file_group::Files): Remove, use ::Input_argument_list.
7880 (Input_file_group::Input_argument_list): Remove, use
7881 ::Input_argument_list.
7882 * plugin.cc (Plugin_manager::add_input_file): Add error in
7884 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7886 * script.cc (read_input_script): Call
7887 Incremental_input::report_script.
7888 * script.h (Script_info): New class.
7890 2009-04-27 Ian Lance Taylor <iant@google.com>
7892 * x86_64.cc (do_adjust_output_section): Set entsize to
7895 2009-04-23 Elliott Hughes <enh@google.com>
7897 * output.cc (Output_file::close): After short writes, continue
7898 writing from the correct offset in the buffer being written.
7900 2009-04-23 Chris Demetriou <cgd@google.com>
7902 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7903 * configure: Regenerate.
7904 * config.in: Regenerate.
7905 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7906 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7908 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7910 * incremental.cc (Incremental_inputs_header_data): Renamed from
7911 Incremental_input_header_data.
7912 (Incremental_inputs_header_data::data_size): New field.
7913 (Incremental_inputs_header_data::put_input_file_count): Renamed
7914 from input_file_count.
7915 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7916 from command_line_offset.
7917 (Incremental_inputs_header_data::put_reserved): Renamed from
7919 (Incremental_inputs_entry_data): Renamed from
7920 Incremental_input_entry_data.
7921 (Incremental_inputs_entry_data::data_size): New field.
7922 (Incremental_inputs::report_command_line): New method.
7923 (Incremental_inputs::finalize): New method.
7924 (Incremental_inputs::create_incremental_inputs_data): New method.
7925 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7926 * incremental.h: New file.
7927 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7928 (Layout::finalize): Create incremental inputs section in
7930 (Layout::create_incremental_info_sections): New method.
7931 * layout.h (Layout::incremental_inputs): New method.
7932 (Layout::create_incremental_info_sections): New method.
7933 (Layout::incremental_inputs_): New field.
7934 * main.cc (main): Notify Incremental_input of the command line.
7936 2009-04-01 Ian Lance Taylor <iant@google.com>
7937 Mikolaj Zalewski <mikolajz@google.com>
7939 * gold.h (reserve_unordered_map): Define, three versions, one for
7940 each version of Unordered_map.
7941 * layout.cc (Layout::Layout): Remove options parameter. Add
7942 number_of_input_files parameter. Don't initialize options_.
7943 Initialize number_of_input_files_ and resized_signatures_. Move
7944 sections_are_attached_.
7945 (Layout::layout_group): Reserve space for group_signatures_.
7946 (Layout::find_or_add_kept_section): Change name parameter to be a
7947 reference. Resize signatures_ map when it gets large enough.
7948 (Layout::layout_eh_frame): Use parameters->options() instead of
7950 (Layout::make_output_section): Likewise.
7951 (Layout::attach_allocated_section_to_segment): Likewise.
7952 (Layout::finalize, Layout::create_executable_stack): Likewise.
7953 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7954 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7955 * layout.h (class Layout): Update declarations. Remove options_
7956 field. Add number_of_input_files_ and resized_signatures_
7957 fields. Move sections_are_attached_ field.
7958 * main.cc (main): Pass number of input files to Layout
7959 constructor. Don't pass options.
7961 2009-03-30 Ian Lance Taylor <iant@google.com>
7963 * ffsll.c (ffsll): Correct implementation.
7965 2009-03-27 Ian Lance Taylor <iant@google.com>
7967 * ffsll.c: New file.
7968 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7969 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7970 * ftruncate.c (ftruncate): Declare before definition.
7971 * mremap.c (mremap): Likewise.
7972 * pread.c (pread): Likewise.
7973 * configure, Makefile.in, config.in: Rebuild.
7975 * mremap.c: New file.
7976 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7977 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7978 (mremap): Declare if HAVE_MREMAP is not defined.
7979 * configure, Makefile.in, config.in: Rebuild.
7981 2009-03-27 Cary Coutant <ccoutant@google.com>
7983 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7984 position independent.
7985 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7986 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7988 2009-03-24 Cary Coutant <ccoutant@google.com>
7990 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7992 (needs_dynamic_reloc): Likewise.
7994 2009-03-24 Ian Lance Taylor <iant@google.com>
7996 * yyscript.y (file_cmd): Recognize EXTERN.
7997 (extern_name_list, extern_name_list_body): New nonterminals.
7998 * script.cc (script_add_extern): Define.
7999 * script-c.h (script_add_extern): Declare.
8001 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8003 * object.cc (is_elf_object): Define.
8004 * object.h (is_elf_object): Declare.
8005 * archive.cc (Archive::get_elf_object_for_member): Call
8007 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8009 2009-03-24 Elliott Hughes <enh@google.com>
8011 * output.cc (Output_file::map_anonymous): Define.
8012 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8013 try an anonymous one. Report the size if the mmap fails.
8014 * output.h (class Output_file): Declare map_anonymous.
8016 2009-03-24 Ian Lance Taylor <iant@google.com>
8018 * target-select.cc (instantiate_target): Don't acquire the lock if
8019 the instantiated_target_ field has already been set.
8021 2009-03-23 Ian Lance Taylor <iant@google.com>
8023 * gold-threads.h (class Initialize_lock): Define.
8024 * gold-threads.cc (class Initialize_lock_once): Define.
8025 (initialize_lock_control): New static variable.
8026 (initialize_lock_pointer): New static variable.
8027 (initialize_lock_once): New static function.
8028 (Initialize_lock::Initialize_lock): Define.
8029 (Initialize_lock::initialize): Define.
8030 * target-select.h: Include "gold-threads.h".
8031 (class Target_selector): Add lock_ and initialize_lock_ fields.
8032 Don't define instantiate_target, just declare it.
8033 * target-select.cc (Target_selector::Target_selector): Initialize
8035 (Target_selector::instantiate_target): Define.
8036 * descriptors.h: Include "gold-threads.h".
8037 (class Descriptors): Add initialize_lock_ field.
8038 * descriptors.cc (Descriptors::Descriptors): Initialize new
8040 (Descriptors::open): Use initialize_lock_ field
8041 * errors.h (class Errors): Add initialize_lock_ field.
8042 * errors.cc (Errors::Errors): Initialize new field.
8043 (Errors::initialize_lock): Use initialize_lock_ field.
8044 * powerpc.cc (class Target_selector_powerpc): Remove
8045 instantiated_target_ field. In do_recognize call
8046 instantiate_target rather than do_instantiate_target. In
8047 do_instantiate_target just allocate a new target.
8048 * sparc.cc (class Target_selector_sparc): Likewise.
8050 * freebsd.h: New file.
8051 * i386.cc: Include "freebsd.h".
8052 (Target_i386): Derive from Target_freebsd rather than
8054 (Target_selector_i386): Derive from Target_selector_freebsd rather
8055 than Target_selector.
8056 * x86_64.cc: Include "freebsd.h".
8057 (Target_x86_64): Derive from Target_freebsd rather than
8059 (Target_selector_x86_64): Derive from Target_selector_freebsd
8060 rather than Target_selector.
8061 * target.h (class Target): Add adjust_elf_header and
8062 do_adjust_elf_header.
8063 * output.cc (Output_file_header:: do_sized_write): Call target
8064 adjust_elf_header routine.
8065 * configure.tgt: Set targ_osabi.
8066 * configure.ac: Define GOLD_DEFAULT_OSABI.
8067 * parameters.cc (Parameters::default_target): Pass
8068 GOLD_DEFAULT_OSABI to select_target.
8069 * target-select.h (class Target_selector): Make instantiate_target
8070 protected rather than private.
8071 * Makefile.am (HFILES): Add freebsd.h.
8072 * configure, Makefile.in, config.in: Rebuild.
8074 * merge.cc (do_add_input_section): Correct pend value. Change
8075 message about last entry not being null terminated from error to
8078 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8080 * incremental.cc: New file.
8081 * Makefile.am (CCFILES): Add incremental.cc.
8082 * Makefile.in: Rebuild.
8084 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8086 * layout.cc (Layout::output_section_name): Preserve names
8087 of '.note.' sections.
8089 2009-03-19 Ian Lance Taylor <iant@google.com>
8091 * descriptors.cc (Descriptors::open): Check that the options are
8092 valid before using them.
8094 2009-03-18 Ian Lance Taylor <iant@google.com>
8096 * script-sections.h: Include <list>.
8097 (class Script_sections): Change Sections_elements from std::vector
8098 to std::list. Typedef public Elements_iterator. Add
8099 orphan_section_placement_, data_segment_align_start_, and
8100 saw_data_segment_align_ fields. Remove data_segment_align_index_
8102 * script-sections.cc (class Orphan_section_placement): New class.
8103 (class Sections_element): Add virtual functions is_relro and
8104 orphan_section_init. Remove virtual function place_orphan_here.
8105 (class Output_section_definition): Add is_relro and
8106 orphan_section_init. Remove place_orphan_here.
8107 (class Orphan_output_section): Likewise.
8108 (Script_sections::Script_sections): Update for field changes.
8109 (Script_sections::data_segment_align): Set saw_data_segment_align_
8110 and data_segment_align_start_, not data_segment_align_index.
8111 (Script_sections::data_segment_relro_end): Check
8112 saw_data_segment_align_. Use data_segment_align_start_ rather
8113 than data_segment_align_index_.
8114 (Script_sections::place_orphan): Rewrite to use
8115 Orphan_section_placement.
8117 2009-03-17 Ian Lance Taylor <iant@google.com>
8119 * archive.cc (Archive::add_symbols): Check for a version attached
8120 to the symbol name in the archive map.
8121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8122 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8123 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8124 (ver_test_11.a): New target.
8125 * testsuite/Makefile.in: Rebuild.
8127 * configure.ac: Check for chsize and posix_fallocate. Replace
8129 * ftruncate.c: New file, from gnulib.
8130 * output.cc (posix_fallocate): Define dummy version if not
8131 HAVE_POSIX_FALLOCATE.
8132 (Output_file::map): Call posix_fallocate rather than lseek and
8134 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8135 * configure, Makefile.in, config.in: Rebuild.
8137 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8139 * layout.h (Layout::create_note): Add section_name parameter.
8140 * layout.cc (Layout::create_note): Likewise.
8141 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8143 2009-03-17 Ian Lance Taylor <iant@google.com>
8145 * descriptors.cc: Include "options.h".
8146 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8147 (Descriptors::open): Always use O_CLOEXEC when opening a new
8148 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8149 then set FD_CLOEXEC.
8151 * sparc.cc (class Target_sparc): Add has_got_section.
8152 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8153 make sure we have a GOT section.
8155 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8156 (Target_sparc::Scan::local): Likewise.
8157 (Target_sparc::Scan::global): Likewise.
8158 (Target_sparc::Relocate::relocate): Likewise.
8159 (Target_sparc::Relocate::relocate_tls): Likewise.
8161 * symtab.cc (Symbol_table::define_default_version): New function,
8162 broken out of add_from_object.
8163 (Symbol_table::add_from_object): Call define_default_version.
8164 (Symbol_table::define_special_symbol): Add resolve_oldsym
8165 parameter. Change all callers. If the version for a symbol comes
8166 from a version script, resolve it with the symbol with the same
8167 name with no version. Also add the symbol without a version if
8169 (do_define_in_output_data): If resolving with oldsym, don't delete
8171 (do_define_in_output_segment): Likewise.
8172 (do_define_as_constant): Likewise.
8173 * symtab.h (class Symbol_table): Update declarations.
8175 2009-03-13 Ian Lance Taylor <iant@google.com>
8177 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8178 (Read_symbols::requeue): New function.
8179 (Read_symbols::do_read_symbols): If make_elf_object fails because
8180 the target type is not configured, and the file was searched for,
8181 issue a warning and retry with the next directory.
8182 (Add_symbols::run): If the file has an incompatible format, and
8183 it was searched for, requeue the Read_symbols task. On error,
8185 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8186 dirindex parameter to constructor. Change all callers. Declare
8187 incompatible_warning and requeue.
8188 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8189 input_argument_ and input_group_ fields. Add them to
8190 constructor. Change all callers.
8191 (class Read_script): Add dirindex_ field. Add it to constructor.
8193 * archive.cc (Archive::setup): Remove input_objects parameter.
8195 (Archive::get_file_and_offset): Likewise.
8196 (Archive::read_all_symbols): Likewise.
8197 (Archive::read_symbols): Likewise.
8198 (Archive::get_elf_object_for_member): Remove input_objects
8199 parameter. Add punconfigured parameter. Change all callers.
8200 (Archive::add_symbols): Change return type to bool. Check return
8201 value of include_member.
8202 (Archive::include_all_members): Likewise.
8203 (Archive::include_member): Change return type to bool. Return
8204 false if first included object has incompatible target. Set
8205 included_member_ field.
8206 (Add_archive_symbols::run): If add_symbols returns false, requeue
8208 * archive.h (class Archive): Add included_member_ field.
8209 Initialize it in constructor. Add input_file and searched_for
8210 methods. Update declarations.
8211 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8212 input_argument_ fields. Add them to constructor. Change all
8214 * script.cc: Include "target-select.h".
8215 (class Parser_closure): Add skip_on_incompatible_target_ and
8216 found_incompatible_target_ fields. Add
8217 skip_on_incompatible_target parameter to constructor. Change all
8218 callers. Add methods skip_on_incompatible_target,
8219 clear_skip_on_incompatible_target, found_incompatible_target, and
8220 set_found_incompatible_target.
8221 (read_input_script): Add dirindex parameter. Change all callers.
8222 If parser finds an incompatible target, requeue Read_symbols
8224 (script_set_symbol): Clear skip_on_incompatible_target in
8226 (script_add_assertion, script_parse_option): Likewise.
8227 (script_start_sections, script_add_phdr): Likewise.
8228 (script_check_output_format): New function.
8229 * script.h (read_input_script): Update declaration.
8230 * script-c.h (script_check_output_format): Declare.
8231 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8232 (ignore_cmd): Remove OUTPUT_FORMAT.
8233 * fileread.cc (Input_file::Input_file): Add explicit this.
8234 (Input_file::will_search_for): New function.
8235 (Input_file::open): Add pindex parameter. Change all callers.
8236 * fileread.h (class Input_file): Add input_file_argument method.
8237 Declare will_search_for. Update declarations.
8238 * object.cc (make_elf_object): Add punconfigured parameter.
8240 * object.h (class Object): Make input_file public. Add
8241 searched_for method.
8242 (make_elf_object): Update declaration.
8243 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8245 * dirsearch.h (class Dirsearch): Update declaration.
8246 * options.h (class General_options): Add --warn-search-mismatch.
8247 * parameters.cc (Parameters::is_compatible_target): New function.
8248 * parameters.h (class Parameters): Declare is_compatible_target.
8249 * workqueue.cc (Workqueue::add_blocker): New function.
8250 * workqueue.h (class Workqueue): Declare add_blocker.
8252 * fileread.cc (Input_file::open): Remove options parameter.
8254 (Input_file::open_binary): Likewise.
8255 * script.cc (read_input_script): Likewise.
8256 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8257 options parameter from constructor. Change all callers.
8258 (class Read_script): Likewise.
8259 * fileread.h (class Input_file): Update declarations.
8260 * script.h (read_input_script): Update declaration.
8262 2009-03-10 Nick Clifton <nickc@redhat.com>
8264 * po/es.po: New Spanish translation.
8266 2009-03-06 Cary Coutant <ccoutant@google.com>
8268 * options.cc (parse_short_option): Keep dash_z from registering itself.
8270 2009-03-03 Ian Lance Taylor <iant@google.com>
8273 * target-reloc.h (relocate_section): Pass output_section to
8275 * i386.cc (Target_i386::should_apply_static_reloc): Add
8276 output_section parameter. Change all callers.
8277 (Target_i386::Relocate::relocate): Add output_section parameter.
8278 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8279 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8280 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8281 * testsuite/two_file_shared.sh: New script.
8282 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8283 (check_DATA): Add two_file_shared.dbg.
8284 (two_file_shared.dbg): New target.
8285 * testsuite/Makefile.in: Rebuild.
8287 2009-03-01 Ian Lance Taylor <iant@google.com>
8289 * configure.ac: Check for byteswap.h.
8290 * configure: Rebuild.
8291 * config.in: Rebuild.
8293 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8295 * layout.cc (Layout::find_or_add_kept_section): New function.
8296 (Layout::add_comdat): Removed.
8297 * layout.h (struct Kept_section): Move out of class Layout.
8298 Remove trailing underscores from field names. Add group_sections
8299 field. Rename group_ field to is_group. Change all uses.
8300 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8301 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8302 comdat_groups_ field.
8303 (Sized_relobj::include_section_group): Use
8304 find_or_add_kept_section and Kept_section::group_sections.
8305 (Sized_relobj::include_linkonce_section): Likewise.
8306 * object.cc (class Sized_relobj): Don't define Comdat_group or
8307 Comdat_group_table. Remove find_comdat_group and
8308 add_comdat_group. Remove comdat_groups_ field.
8309 * plugin.cc (include_comdat_group): Use
8310 Layout::find_or_add_kept_section.
8312 2009-02-28 Ian Lance Taylor <iant@google.com>
8314 * README: --gc-sections and map files are now supported. Document
8315 some build requirements.
8318 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8319 relocatable link set the value of the section symbol to zero.
8320 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8321 relocatable link don't include the section address in the local
8324 2009-02-27 Ian Lance Taylor <iant@google.com>
8327 * options.h (class Search_directory): Add is_system_directory.
8328 (class General_options): Declare is_in_system_directory.
8329 * options.cc (get_relative_sysroot): Make static.
8330 (get_default_sysroot): Make static.
8331 (General_optoins::is_in_system_directory): New function.
8332 * fileread.cc (Input_file::is_in_system_directory): New function.
8333 * fileread.h (class Input_file): Declare is_in_system_directory.
8334 * object.h (class Object): Add is_in_system_directory.
8335 (class Input_objects): Remove system_library_directory_ field.
8336 * object.cc (Input_objects::add_object): Don't set
8337 system_library_directory_.
8338 (input_objects::found_in_system_library_directory): Remove.
8339 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8340 parameter. Change all callers.
8341 (Symbol_table::sized_write_globals): Likewise.
8342 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8343 Call Object::is_in_system_directory.
8344 * symtab.h (class Symbol_table): Update declarations.
8347 * descriptors.h (Open_descriptor): Add is_on_stack field.
8348 * descriptors.cc (Descriptors::open): If the descriptor is on the
8349 top of the stack, remove it. Initialize is_on_stack field.
8350 (Descriptors::release): Only add pod to stack if it is not on the
8352 (Descriptors::close_some_descriptor): Clear stack_next and
8356 * output.cc (Output_section::find_starting_output_address): Rename
8357 from starting_output_address; add PADDR parameter; change return
8359 * output.h (class Output_section): Declare
8360 find_starting_output_address instead of starting_output_address.
8361 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8362 section symbol for which we can't find a merge section.
8365 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8366 hidden or internal, force the symbol to be local.
8367 * resolve.cc (Symbol::override_visibility): Define.
8368 (Symbol::override_base): Use override_visibility.
8369 (Symbol_table::resolve): Likewise.
8370 (Symbol::override_base_with_special): Likewise.
8371 (Symbol_table::override_with_special): If the visibility is hidden
8372 or internal, force the symbol to be local.
8373 * symtab.h (class Symbol): Add set_visibility and
8374 override_visibility.
8375 * testsuite/ver_test_1.sh: New file.
8376 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8377 (check_DATA): Add ver_test_1.syms.
8378 (ver_test_1.syms): New target.
8379 * testsuite/Makefile.in: Rebuild.
8381 2009-02-25 Cary Coutant <ccoutant@google.com>
8383 * layout.cc (Layout::choose_output_section): Don't rename sections
8384 when using a linker script that has a SECTIONS clause.
8385 * Makefile.in: Regenerate.
8387 * testsuite/Makefile.am (script_test_5.sh): New test case.
8388 * testsuite/Makefile.in: Regenerate.
8389 * testsuite/script_test_5.cc: New file.
8390 * testsuite/script_test_5.sh: New file.
8391 * testsuite/script_test_5.t: New file.
8393 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8395 * archive.cc (Archive::include_member): Update calls to add_symbols.
8396 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8397 the Layout argument.
8398 * dynobj.h (do_add_symbols): Add the Layout argument.
8399 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8401 * object.h (Object::add_symbols): Add the Layout argument.
8402 (Object::do_add_symbols): Add the Layout argument.
8403 (Sized_relobj::do_add_symbols): Add the Layout argument.
8404 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8405 Unify the two versions.
8406 (Add_plugin_symbols): Remove.
8407 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8408 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8409 (Add_plugin_symbols): Remove.
8410 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8411 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8412 (Add_symbols::run): Make it work with Pulginobj.
8414 2009-02-06 Ian Lance Taylor <iant@google.com>
8416 * object.cc (Sized_relobj::do_layout): Make info message start
8417 with lower case letter.
8419 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8421 * binary.cc: Fix file comment.
8423 * options.h (enum Incremental_disposition): Define.
8424 (class General_options): Add new options: --incremental,
8425 --incremental_changed, --incremental_unchanged,
8426 --incremental_unknown. Add incremental_disposition_ and
8427 implicit_incremental_ fields.
8428 (General_options::incremental_disposition): New function.
8429 (class Position_dependent_options): Add incremental_disposition
8431 (Position_dependent_options::copy_from_options): Set incremental
8433 * options.cc (General_options::parse_incremental_changed): New
8435 (General_options::parse_incremental_unchanged): New function.
8436 (General_options::parse_incremental_unknown): New function.
8437 (General_options::General_options): Initialize new fields
8438 incremental_disposition_ and implicit_incremental_.
8439 (General_options::finalize): Check for uasge of --incremental-*
8440 without --incremental.
8442 2009-02-06 Chris Demetriou <cgd@google.com>
8444 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8445 pointer and to report location as the file name associated with
8447 (gold_undefined_symbol_at_location): New function to replace the
8448 old gold_undefined_symbol functionality.
8449 * target-reloc.h (relocate_section): Update to use
8450 gold_undefined_symbol_at_location.
8451 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8452 Call gold_undefined_symbol function rather than gold_error.
8453 * errors.h (Errors::undefined_symbol): Take location as a
8454 string, rather than calculating it from a relocation.
8455 * errors.cc (Errors::fatal): Print "fatal error:" before the
8457 (Errors::error, Errors::error_at_location): Print "error: "
8458 before the formatted message.
8459 (Errors::undefined_symbol): Take location as a string, rather
8460 than calculating it from a relocation.
8461 (gold_undefined_symbol_at_location): New function akin to
8462 old gold_undefined_symbol, calculates location from relocation.
8463 (gold_undefined_symbol): Change to take only a Symbol pointer
8464 and to report location as the file name associated with the symbol.
8465 * testsuite/debug_msg.sh: Update for changed error messages.
8466 * testsuite/undef_symbol.sh: Likewise.
8468 2009-02-04 Duncan Sands <baldrick@free.fr>
8471 * reduced_debug_output.h
8472 (Output_reduced_debug_abbrev_section::failed): Use format for
8474 (Output_reduced_debug_info_section::faild): Likewise.
8476 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8478 * script.cc (Lazy_demangler): New class.
8479 (Version_script_info::get_symbol_version_helper): Demangle a
8482 2009-01-29 Cary Coutant <ccoutant@google.com>
8484 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8486 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8488 2009-01-28 Ian Lance Taylor <iant@google.com>
8490 * version.cc (version_string): Bump to 1.9.
8492 * gold.h: Include <cstring> and <stdint.h>.
8493 * version.cc: Include <cstdio>.
8494 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8496 * reduced_debug_output.cc (insert_into_vector): Rename from
8497 Insert_into_vector; change all callers. Use Swap_unaligned to
8498 avoid aliasing issue; remove union since it is unnecessary.
8500 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8502 * Makefile.am (CCFILES): Add gc.cc.
8504 * Makefile.in: Regenerate.
8505 * gold.cc (Gc_runner): New class.
8506 (queue_initial_tasks): Call garbage collection related tasks
8507 when corresponding options are invoked.
8508 (queue_middle_gc_tasks): New function.
8509 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8510 processed early before laying out sections during garbage collection.
8511 * gold.h (queue_middle_gc_tasks): New function.
8512 (is_prefix_of): Move from "layout.cc".
8513 * i386.cc (Target_i386::gc_process_relocs): New function.
8514 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8515 * main.cc (main): Create object of class "Garbage_collection".
8516 * object.cc (Relobj::copy_symbols_data): New function.
8517 (Relobj::is_section_name_included): New function.
8518 (Sized_relobj::do_layout): Allow this function to be called twice
8519 during garbage collection and defer layout of section during the
8521 * object.h (Relobj::get_symbols_data): New function.
8522 (Relobj::is_section_name_included): New function.
8523 (Relobj::copy_symbols_data): New function.
8524 (Relobj::set_symbols_data): New function.
8525 (Relobj::get_relocs_data): New function.
8526 (Relobj::set_relocs_data): New function.
8527 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8528 (Relobj::gc_process_relocs): New function.
8529 (Relobj::do_gc_process_relocs): New pure virtual function.
8530 (Relobj::sd_): New data member.
8531 (Sized_relobj::is_output_section_offset_invalid): New function.
8532 (Sized_relobj::do_gc_process_relocs): New function.
8533 * options.h (General_options::gc_sections): Modify to not be a no-op.
8534 (General_options::print_gc_sections): New option.
8535 * plugin.cc (Plugin_finish::run): Remove function call to
8536 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8537 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8538 * reloc.cc (Read_relocs::run): Add task to process relocs and
8539 determine unreferenced sections when doing garbage collection.
8540 (Gc_process_relocs): New class.
8541 (Sized_relobj::do_gc_process_relocs): New function.
8542 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8543 sections that are garbage collected.
8544 * reloc.h (Gc_process_relocs): New class.
8545 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8546 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8547 symbols whose corresponding sections are garbage collected.
8548 (Symbol_table::Symbol_table): Add new parameter for the garbage
8550 (Symbol_table::gc_mark_undef_symbols): New function.
8551 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8552 (Symbol_table::gc_mark_dyn_syms): New function.
8553 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8555 (Symbol_table::add_from_object): Likewise.
8556 (Symbol_table::add_from_relobj): When building shared objects, do not
8557 treat externally visible symbols as garbage.
8558 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8559 table information for static and relocatable links.
8560 * symtab.h (Symbol_table::set_gc): New function.
8561 (Symbol_table::gc): New function.
8562 (Symbol_table::gc_mark_undef_symbols): New function.
8563 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8564 (Symbol_table::gc_mark_dyn_syms): New function.
8565 (Symbol_table::gc_): New data member.
8566 * target.h (Sized_target::gc_process_relocs): New pure virtual
8568 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8569 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8571 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8573 * options.h (General_options::gc_sections): Define as a no-op for now.
8574 (General_options::no_keep_memory): Ditto.
8575 (General_options::Bshareable): Define.
8576 * options.cc (General_options::finalize): Honor -Bshareable.
8578 2009-01-20 Andreas Schwab <schwab@suse.de>
8580 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8581 read the value in the contents, since we don't use it. Use the
8582 template endianness when writing.
8583 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8585 2009-01-19 Andreas Schwab <schwab@suse.de>
8587 * configure.tgt (powerpc64-*): Fix targ_obj.
8589 2009-01-15 Ian Lance Taylor <iant@google.com>
8591 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8592 local symbols when stripping all symbols.
8594 2009-01-14 Cary Coutant <ccoutant@google.com>
8596 * output.cc (Output_reloc): Add explicit instantiations.
8598 2009-01-14 Cary Coutant <ccoutant@google.com>
8600 * archive.cc (Archive::get_elf_object_for_member): Remove call
8601 to File_read::claim_for_plugin.
8602 * descriptors.cc (Descriptors::open): Remove reference to
8604 (Descriptors::claim_for_plugin): Remove.
8605 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8606 (Descriptors::is_claimed): Remove.
8607 (claim_descriptor_for_plugin): Remove.
8608 * fileread.cc (File_read::claim_for_plugin): Remove.
8609 * fileread.h (File_read::claim_for_plugin): Remove.
8610 (File_read::descriptor): Reopen descriptor if necessary.
8611 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8612 (Plugin_manager::all_symbols_read): Add task parameter. Change
8614 (Plugin_manager::get_input_file): New function.
8615 (Plugin_manager::release_input_file): New function.
8616 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8617 corresponding data member.
8618 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8619 and pass to base constructor. Change all callers.
8620 (get_input_file, release_input_file): New functions.
8621 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8622 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8623 (Plugin_manager::all_symbols_read): Add task parameter.
8624 (Plugin_manager::get_input_file): New function.
8625 (Plugin_manager::release_input_file): New function.
8626 (Plugin_manager::task_): New data member.
8627 (Pluginobj::Pluginobj): Add filesize parameter.
8628 (Pluginobj::filename): New function.
8629 (Pluginobj::descriptor): New function.
8630 (Pluginobj::filesize): New function.
8631 (Pluginobj::filesize_): New data member.
8632 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8633 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8634 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8636 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8637 with archive libraries.
8638 * testsuite/Makefile.in: Regenerate.
8639 * testsuite/plugin_test.c (struct sym_info): New type.
8640 (get_input_file, release_input_file): New static variables.
8641 (onload): Capture new transfer vector entries.
8642 (claim_file_hook): Stop reading at end of file according to filesize.
8643 Factor out parsing of readelf output into separate function.
8644 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8645 APIs and get the source file name from the symbol table. Convert
8646 source file name to corresponding object file name. Print info
8647 message when adding new input files.
8648 (parse_readelf_line): New function.
8649 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8650 * testsuite/plugin_test_2.sh: Likewise.
8651 * testsuite/plugin_test_3.sh: Likewise.
8652 * testsuite/plugin_test_4.sh: New test case.
8654 2009-01-07 Ian Lance Taylor <iant@google.com>
8656 * version.cc (version_string): Bump to 1.8.
8658 2008-12-23 Cary Coutant <ccoutant@google.com>
8660 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8661 * plugin.cc (Plugin_manager::finish): Rename as
8662 layout_deferred_objects. Move cleanup to separate function.
8663 (Plugin_manager::cleanup): New function.
8664 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8666 * plugin.h (Plugin_manager::finish): Rename as
8667 layout_deferred_objects.
8668 (Plugin_manager::cleanup): New function.
8669 (Plugin_manager::cleanup_done): New field.
8671 2008-12-23 Cary Coutant <ccoutant@google.com>
8673 * plugin.cc (is_visible_from_outside): New function.
8674 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8675 so we don't return "IR only" status for exported symbols or -r links.
8677 * testsuite/Makefile.am (plugin_test_3): New test case.
8678 * testsuite/Makefile.in: Regenerate.
8679 * testsuite/plugin_test_3.sh: New file.
8681 2008-12-22 Cary Coutant <ccoutant@google.com>
8683 * object.cc (Sized_relobj::layout_section): New function.
8684 (Sized_relobj::do_layout): Defer layout of input sections until after
8685 plugin has provided replacement files.
8686 (Sized_relobj::do_layout_deferred_sections): New function.
8687 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8688 (Relobj::layout_deferred_sections): New function.
8689 (Relobj::do_layout_deferred_sections): New function.
8690 (Sized_relobj::do_layout_deferred_sections): New function.
8691 (Sized_relobj::layout_section): New function.
8692 (Sized_relobj::Deferred_layout): New structure.
8693 (Sized_relobj::deferred_layout_): New field.
8694 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8695 Change all callers. Layout deferred sections.
8696 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8698 (Plugin_hook::run): Move code from do_plugin_hook inline.
8699 (Plugin_hook::do_plugin_hook): Remove.
8700 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8701 (Plugin_manager::finish): Renamed, was cleanup.
8702 (Plugin_manager::should_defer_layout): New function.
8703 (Plugin_manager::add_deferred_layout_object): New function.
8704 (Plugin_manager::Deferred_layout_list): New type.
8705 (Plugin_manager::deferred_layout_objects_): New field.
8706 (Plugin_hook::do_plugin_hook): Remove.
8708 2008-12-17 Ian Lance Taylor <iant@google.com>
8710 * options.h (class General_options): Add --no case for
8713 2008-12-16 Cary Coutant <ccoutant@google.com>
8715 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8717 (Plugin_manager::claim_file): Create plugin object even if
8718 plugin did not call the add_symbols callback.
8719 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8720 asking for more symbols than were added.
8721 * testsuite/Makefile.am (plugin_test_1): Add test case with
8723 (empty.syms): New target.
8724 * testsuite/Makefile.in: Regenerate.
8725 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8726 message. Don't call add_symbols if no globals.
8727 (all_symbols_read_hook): Don't provide replacement for empty
8730 2008-12-12 Ian Lance Taylor <iant@google.com>
8732 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8733 r_type == 0 for a local symbol with r_sym == 0.
8734 (scan_relocatable_relocs): Pass r_sym to
8735 local_non_section_strategy.
8736 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8739 * configure.ac: Update test for TLS descriptors: they are
8740 supported as of glibc 2.9.
8741 * configure: Rebuild.
8743 2008-12-11 Ian Lance Taylor <iant@google.com>
8746 * target-reloc.h (Default_scan_relocatable_relocs): For each
8747 function, map r_type == 0 to RELOC_DISCARD.
8749 2008-12-10 Cary Coutant <ccoutant@google.com>
8751 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8752 object to override a kept COMDAT group from a plugin object.
8754 2008-12-09 Ian Lance Taylor <iant@google.com>
8757 * yyscript.y (file_cmd): Handle INPUT.
8759 * testsuite/initpri1.c: Change all declarations to be full
8760 prototypes by adding void, to avoid compiler warnings.
8762 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8764 * options.cc (General_options::parse_plugin_opt): New.
8765 (General_options::add_plugin): The argument now is just the filename.
8766 (General_options::add_plugin_option): New.
8767 * options.h (plugin_opt): New.
8768 (add_plugin): Change argument name.
8769 (add_plugin_option): New.
8770 * plugin.cc (Plugin::load): Don't parse the plugin option.
8771 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8772 (Plugin::add_option): New.
8773 (Plugin::args_): Change type.
8774 (Plugin::filename_): New.
8775 (Plugin_manager::add_plugin_option): New.
8776 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8777 * testsuite/Makefile.in: Regenerate.
8779 2008-12-05 Cary Coutant <ccoutant@google.com>
8781 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8782 Handle --strip-lto-sections option.
8783 * options.h (strip_lto_sections): New option.
8785 2008-12-01 Cary Coutant <ccoutant@google.com>
8787 * plugin.cc (ld_plugin_message): Change format parameter to const.
8788 Fix mismatch between new[] and delete.
8790 2008-11-14 Cary Coutant <ccoutant@google.com>
8792 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8795 2008-11-05 Craig Silverstein <csilvers@google.com>
8797 * options.cc (General_options::parse_dynamic_list): New function.
8798 * options.h (General_options): New flags dynamic_list,
8799 dynamic_list_data, dynamic_list_cpp_new, and
8800 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8801 (General_options::in_dynamic_list): New function.
8802 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8803 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8804 (Lex::can_continue_name): Likewise.
8806 (read_script_file): New parameter script_options.
8807 (read_dynamic_list): New function.
8808 (Script_options::define_dynamic_list): New function.
8809 (dynamic_list_keyword_parsecodes): New variable.
8810 (dynamic_list_keywords): New variable.
8811 * script.h (Script_options::define_dynamic_list): New function
8813 (read_dynamic_list): New function prototype.
8814 * symtab.cc (strprefix): New macro.
8815 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8816 dynamic_list_data, dynamic_list_cpp_new, and
8817 dynamic_list_cpp_typeinfo.
8818 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8819 (dynamic_list_expr): New rule.
8820 (dynamic_list_nodes): Likewise.
8821 (dynamic_list_node): Likewise.
8822 * testsuite/Makefile.am (dynamic_list): New test.
8823 * testsuite/Makefile.in: Regenerated.
8824 * testsuite/dynamic_list.t: New file.
8825 * testsuite/dynamic_list.sh: New file.
8827 2008-11-05 Craig Silverstein <csilvers@google.com>
8829 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8830 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8831 (t11_last): Likewise.
8832 * testsuite/ver_test_6.c (main): Likewise.
8834 2008-10-07 Cary Coutant <ccoutant@google.com>
8836 * options.c (General_options::finalize): Add check for -static and
8838 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8841 2008-10-02 Cary Coutant <ccoutant@google.com>
8843 * plugin.cc (make_sized_plugin_object): Fix conditional
8844 compilation to work when not all targets are enabled.
8846 2008-09-29 Cary Coutant <ccoutant@google.com>
8848 * archive.cc (Archive::get_file_and_offset): Use filename instead
8849 of name to get library path.
8850 (Archive::include_member): Unlock external member of a thin archive.
8852 * testsuite/Makefile.am (TEST_AR): New variable.
8853 (thin_archive_test_1): New test.
8854 (thin_archive_test_2): New test.
8855 * testsuite/Makefile.in: Regenerate.
8856 * testsuite/thin_archive_main.cc: New file.
8857 * testsuite/thin_archive_test_1.cc: New file.
8858 * testsuite/thin_archive_test_2.cc: New file.
8859 * testsuite/thin_archive_test_3.cc: New file.
8860 * testsuite/thin_archive_test_4.cc: New file.
8862 2008-09-29 Cary Coutant <ccoutant@google.com>
8864 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8865 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8867 (Sized_relobj::do_finalize_local_symbols): Likewise.
8868 (Sized_relobj::map_to_kept_section): Likewise.
8869 * object.h (Sized_relobj::invalid_address): New constant.
8870 (Sized_relobj::do_output_section_offset): Check for invalid_address
8872 * output.cc (Output_reloc::local_section_offset): Use constant
8873 invalid_address instead of -1U.
8874 (Output_reloc::get_address): Likewise.
8875 (Output_section::output_address): Change -1U to -1ULL.
8876 * output.h (Output_reloc::invalid_address): New constant.
8877 * reloc.cc (Sized_relobj::write_sections): Use constant
8878 invalid_address instead of -1U.
8879 (Sized_relobj::relocate_sections): Likewise.
8880 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8881 values for merge sections.
8882 * target-reloc.h (relocate_for_relocatable): Use constant
8883 invalid_address instead of -1U.
8885 2008-09-19 Cary Coutant <ccoutant@google.com>
8887 Add plugin functionality for link-time optimization (LTO).
8888 * configure.ac (plugins): Add --enable-plugins option.
8889 * configure: Regenerate.
8890 * config.in: Regenerate.
8891 * Makefile.am (LIBDL): New variable.
8892 (CCFILES): Add plugin.cc.
8893 (HFILES): Add plugin.h.
8894 (ldadd_var): Add LIBDL.
8895 * Makefile.in: Regenerate.
8897 * archive.cc: Include "plugin.h".
8898 (Archive::setup): Don't preread archive symbols when using a plugin.
8899 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8900 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8902 (Archive::include_member): Add symbols from plugin objects.
8903 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8904 * descriptors.cc (Descriptors::open): Check for file descriptors
8905 abandoned by plugins.
8906 (Descriptors::claim_for_plugin): New function.
8907 * descriptors.h (Descriptors::claim_for_plugin): New function.
8908 (Open_descriptor::is_claimed): New field.
8909 (claim_descriptor_for_plugin): New function.
8910 * fileread.cc (File_read::claim_for_plugin): New function.
8911 * fileread.h (File_read::claim_for_plugin): New function.
8912 (File_read::descriptor): New function.
8913 * gold.cc: Include "plugin.h".
8914 (queue_initial_tasks): Add task to call plugin hooks for generating
8916 * main.cc: Include "plugin.h".
8917 (main): Load plugin libraries.
8918 * object.h (Pluginobj): Declare.
8919 (Object::pluginobj): New function.
8920 (Object::do_pluginobj): New function.
8921 (Object::set_target): New function.
8922 * options.cc: Include "plugin.h".
8923 (General_options::parse_plugin): New function.
8924 (General_options::General_options): Initialize plugins_ field.
8925 (General_options::add_plugin): New function.
8926 * options.h (Plugin_manager): Declare.
8927 (General_options): Add --plugin option.
8928 (General_options::has_plugins): New function.
8929 (General_options::plugins): New function.
8930 (General_options::add_plugin): New function.
8931 (General_options::plugins_): New field.
8932 * plugin.cc: New file.
8933 * plugin.h: New file.
8934 * readsyms.cc: Include "plugin.h".
8935 (Read_symbols::do_read_symbols): Check for archive before checking
8936 for ELF file. Call plugin hooks to claim files.
8937 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8938 from a real object file; force override when processing replacement
8940 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8941 (Symbol::init_base_object): Likewise.
8942 (Symbol::init_base_output_data): Likewise.
8943 (Symbol::init_base_output_segment): Likewise.
8944 (Symbol::init_base_constant): Likewise.
8945 (Symbol::init_base_undefined): Likewise.
8946 (Symbol::output_section): Assert that object is not a plugin.
8947 (Symbol_table::add_from_pluginobj): New function.
8948 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8950 (Symbol_table::sized_write_globals): Likewise.
8951 (Symbol_table::add_from_pluginobj): Instantiate template.
8952 * symtab.h (Sized_pluginobj): Declare.
8953 (Symbol::in_real_elf): New function.
8954 (Symbol::set_in_real_elf): New function.
8955 (Symbol::in_real_elf_): New field.
8956 (Symbol_table::add_from_pluginobj): New function.
8958 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8959 (LIBDL): New variable.
8961 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8962 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8963 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8964 (MOSTLYCLEANFILES): Likewise.
8965 * testsuite/Makefile.in: Regenerate.
8966 * testsuite/plugin_test.c: New file.
8967 * testsuite/plugin_test_1.sh: New file.
8968 * testsuite/plugin_test_2.sh: New file.
8970 2008-09-16 Ian Lance Taylor <iant@google.com>
8972 * target-reloc.h (relocate_section): Check whether a symbol is
8973 defined by the ABI before reporting an undefined symbol error.
8974 * target.h (Target::is_defined_by_abi): Make parameter const.
8975 (Target::do_is_defined_by_abi): Likewise.
8976 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8977 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8978 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8979 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8980 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8981 * testsuite/Makefile.in: Rebuild.
8983 * fileread.cc (make_view): Add casts to avoid warning.
8985 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8987 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8988 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8990 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8992 * options.h (General_options::output_is_executable): New.
8993 (General_options::output_is_pie): New.
8994 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8995 for shared libraries.
8996 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8998 2008-09-11 Chris Demetriou <cgd@google.com>
9000 * options.h (origin): New -z option.
9001 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9002 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9005 2008-09-05 Cary Coutant <ccoutant@google.com>
9007 * fileread.cc (File_read::make_view): Add check for attempt to map
9010 2008-09-05 Cary Coutant <ccoutant@google.com>
9012 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9013 explicit instantiations.
9015 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9018 * options.cc (General_options::finalize): Allow undefined symbols
9019 in shlibs if linking -shared.
9022 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9023 symbols as not needing a dynsym entry.
9025 2008-08-20 Craig Silverstein <csilvers@google.com>
9027 * fileread.cc (File_read::open): Do not lock the file unless it
9028 was successfully opened.
9030 2008-08-14 Cary Coutant <ccoutant@google.com>
9032 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9033 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9034 * testsuite/tls_test.cc (struct int128): 128-bit struct
9035 for testing TLS relocs with non-zero addend.
9036 (v12): New TLS variable.
9038 (t_last): Add check for v12.
9039 * testsuite/tls_test.h (t12): New function.
9040 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9042 2008-08-13 Ian Lance Taylor <iant@google.com>
9044 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9045 set tls_segment_ or relro_segment_.
9046 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9048 * output.h (Output_section::clear_is_relro): New function.
9049 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9050 sections specially even when output_data_ is empty.
9051 (Output_segment::maximum_alignment): When first section is relro,
9052 only force alignment for PT_LOAD segments.
9053 * script.cc (script_data_segment_align): New function.
9054 (script_data_segment_relro_end): New function.
9055 * script-c.h (script_data_segment_align): Declare.
9056 (script_data_segment_relro_end): Declare.
9057 * script-sections.h (class Script_sections): Declare
9058 data_segment_align and data_segment_relro_end. Add fields
9059 segment_align_index_ and saw_relro_end_.
9060 * script-sections.cc (class Sections_element): Add set_is_relro
9061 virtual function. Add new bool* parameter to place_orphan_here.
9062 Add get_output_section virtual function.
9063 (class Output_section_definition): Add set_is_relro. Add new
9064 bool* parameter to place_orphan_here. Add get_output_section.
9065 Add is_relro_ field.
9066 (Output_section_definition::Output_section_definition): Initialize
9067 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9068 and is_relro_ fields.
9069 (Output_section_definition::place_orphan_here): Add is_relro
9071 (Output_section_definition::set_section_addresses): Set relro for
9073 (Output_section_definition::alternate_constraint): Likewise.
9074 (class Orphan_output_section): Add new bool* parameter to
9075 place_orphan_here. Add get_output_section.
9076 (Orphan_output_section::place_orphan_here): Add is_relro
9078 (Script_sections::Script_sections): Initialize
9079 data_segment_align_index_ and saw_relro_end_.
9080 (Script_sections::data_segment_align): New function.
9081 (Script_sections::data_segment_relro_end): New function.
9082 (Script_sections::place_orphan): Set or clear is_relro.
9083 (Script_sections::set_section_addresses): Force alignment of first
9085 * yyscript.y (exp): Call script_data_segment_align and
9086 script_data_segment_relro_end.
9087 * testsuite/relro_script_test.t: New file.
9088 * testsuite/relro_test.cc (using_script): Declare.
9089 (t1, t2): Test using_script.
9090 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9091 (relro_script_test_SOURCES): Define.
9092 (relro_script_test_DEPENDENCIES): Define.
9093 (relro_script_test_LDFLAGS): Define.
9094 (relro_script_test_LDADD): Define.
9095 (relro_script_test.so): New target.
9096 * testsuite/Makefile.in: Rebuild.
9098 2008-08-06 Cary Coutant <ccoutant@google.com>
9100 * archive.cc (Archive::total_archives, Archive::total_members)
9101 (Archive::total_members_loaded): New variables.
9102 (Archive::setup): Add parameter. Add option to preread
9104 (Archive::read_armap): Add counter.
9105 (Archive::get_file_and_offset): New function.
9106 (Archive::get_elf_object_for_member): New function.
9107 (Archive::read_all_symbols): New function.
9108 (Archive::read_symbols): New function.
9109 (Archive::add_symbols): Add counters.
9110 (Archive::include_all_members): Use armap to find members if it's
9112 (Archive::include_member): Skip reading symbols if already read.
9113 Factored code into Archive::get_file_and_offset and
9114 Archive::get_elf_object_for_member. Changed call to
9115 Mapfile::report_include_archive_member.
9116 (Archive::print_stats): New function.
9117 * archive.h: Declare Object and Read_symbols_data classes.
9118 (Archive::Archive): Add initializers for new members.
9119 (Archive::setup): Add parameter.
9120 (Archive::print_stats): New function.
9121 (Archive::total_archives, Archive::total_members)
9122 (Archive::total_members_loaded): New variables.
9123 (Archive::get_file_and_offset): New function.
9124 (Archive::get_elf_object_for_member): New function.
9125 (Archive::read_all_symbols): New function.
9126 (Archive::read_symbols): New function.
9127 (Archive::Archive_member): New class.
9128 (Archive::members_): New member.
9129 (Archive::num_members_): New member.
9130 * main.cc: Include archive.h.
9131 (main): Call Archive::print_stats.
9132 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9133 archive parameter; member_name is now the fully-decorated name.
9134 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9135 * options.h: (General_options): Add --preread-archive-symbols option.
9136 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9139 2008-08-04 Ian Lance Taylor <iant@google.com>
9141 * symtab.h (Symbol::use_plt_offset): New function.
9142 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9143 * powerpc.cc (Relocate::relocate): Likewise.
9144 * sparc.cc (Relocate::relocate): Likewise.
9145 * x86_64.cc (Relocate::relocate): Likewise.
9146 * testsuite/weak_plt.sh: New test.
9147 * testsuite/weak_plt_main.cc: New test.
9148 * testsuite/weak_plt_shared.cc: New test.
9149 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9150 (check_PROGRAMS): Add weak_plt.
9151 (check_DATA): Add weak_plt_shared.so.
9152 (weak_plt_main_pic.o, weak_plt): New targets.
9153 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9154 * testsuite/Makefile.in: Rebuild.
9156 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9158 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9159 * testsuite/Makefile.in: Rebuild.
9161 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9163 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9164 * Makefile.in: Regenerate.
9165 * po/POTFILES.in: Regenerate.
9167 2008-07-29 Ian Lance Taylor <iant@google.com>
9169 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9170 symbols before other symbols.
9171 * testsuite/script_test_2.cc (test_addr): Declare.
9172 (test_addr_alias): Declare.
9173 (main): Check that test_addr and test_addr_alias have the right
9175 * testsuite/script_test_2.t: Define test_addr_alias and
9178 2008-07-24 Ian Lance Taylor <iant@google.com>
9181 * descriptors.cc: New file.
9182 * descriptors.h: New file.
9183 * gold-threads.h (class Hold_optional_lock): New class.
9184 * fileread.cc: Include "descriptors.h".
9185 (File_read::~File_read): Release descriptor rather than closing
9187 (File_read::open) [file]: Call open_descriptor rather than open.
9188 Set is_descriptor_opened_.
9189 (File_read::open) [memory]: Assert that descriptor is not open.
9190 (File_read::reopen_descriptor): New function.
9191 (File_read::release): Release descriptor.
9192 (File_read::do_read): Make non-const. Reopen descriptor.
9193 (File_read::read): Make non-const.
9194 (File_read::make_view): Reopen descriptor.
9195 (File_read::do_readv): Likewise.
9196 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9197 Update declarations.
9198 * layout.cc: Include "descriptors.h".
9199 (Layout::create_build_id): Use open_descriptor rather than open.
9200 * output.cc: Include "descriptors.h".
9201 (Output_file::open): Use open_descriptor rather than open.
9202 * archive.cc (Archive::const_iterator): Change Archive to be
9204 (Archive::begin, Archive::end): Make non-const.
9205 (Archive::count_members): Likewise.
9206 * archive.h (class Archive): Update declarations.
9207 * object.h (Object::read): Make non-const.
9208 * Makefile.am (CCFILES): Add descriptors.cc.
9209 (HFILES): Add descriptors.h.
9210 * Makefile.in: Rebuild.
9213 * gold.h: Always include <clocale>. Add Solaris workarounds
9214 following code in binutils/sysdep.h.
9217 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9218 this->eh_frame_hdr_ is NULL before using it.
9220 * dynobj.cc (Versions::Versions): Update comment.
9222 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9223 the base version name.
9225 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9226 array size plus one.
9227 (Stringpool_template::set_string_offsets): Subtract one from key
9228 before using it as an array index.
9229 (Stringpool_template::get_offset_with_length): Likewise.
9230 (Stringpool_template::write_to_buffer): Likewise.
9231 * stringpool.h (Stringpool_template::get_offset_from_key):
9234 2008-07-23 Ian Lance Taylor <iant@google.com>
9237 * object.h (Merged_symbol_value::value): Do our best to handle a
9241 * script.cc (Version_script_info::get_versions): Don't add empty
9242 version tag to return value.
9243 (Version_script_info::get_symbol_version_helper): Change return
9244 type to bool. Add pversion parameter. Change all callers.
9245 (script_register_vers_node): Don't require a non-NULL tag.
9246 * script.h (class Version_script_info): Update declarations.
9247 (Version_script_info::get_symbol_version): Change return type to
9248 bool. Add version parameter. Change all callers.
9249 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9250 handling. Handle an empty version from a version script.
9251 (Symbol_table::define_special_symbol): Likewise.
9252 * testsuite/ver_test_10.script: New file.
9253 * testsuite/ver_test_10.sh: New file.
9254 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9255 (check_DATA): Add ver_test_10.syms.
9256 (ver_test_10.syms, ver_test_10.so): New target.
9257 * testsuite/Makefile.in: Rebuild.
9259 2008-07-23 Simon Baldwin <simonb@google.com>
9261 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9262 to zero for undefined symbols from dynamic libraries.
9264 2008-07-23 Ian Lance Taylor <iant@google.com>
9266 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9268 * symtab.h (class Symbol_table): Update declaration.
9269 * testsuite/ver_test_9.cc: New file.
9270 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9271 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9272 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9273 (ver_test_9.so, ver_test_9.o): New targets.
9274 * testsuite/Makefile.in: Rebuild.
9276 2008-07-22 Ian Lance Taylor <iant@google.com>
9278 * options.h (class General_options): Define --check-sections.
9279 * layout.cc (Layout::set_segment_offsets): Handle
9282 * options.h (class General_options): Define -n/--nmagic and
9284 * options.cc (General_options::finalize): For -n/--nmagic or
9285 -N/--omagic, set -static.
9286 * layout.cc (Layout::attach_allocated_section_to_segment): If
9287 -N/--omagic, don't put read-only and read-write sections in
9289 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9290 finding a read-only segment.
9291 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9292 don't set the minimum segment alignment to the common page size,
9293 and don't set the file offset to the address modulo the page size.
9294 * script-sections.cc (Script_sections::create_segments): If
9295 -n/--omagic, don't put read-only and read-write sections in
9298 * cref.cc: New file.
9300 * options.h (class General_options): Add --print-symbol-counts.
9301 * main.cc (main): Issue defined symbol report if requested.
9302 * archive.cc (Archive::interpret_header): Make into a const member
9304 (Archive::add_symbols): Call Input_objects::archive_start and
9306 (Archive::const_iterator): Define new class.
9307 (Archive::begin, Archive::end): New functions.
9308 (Archive::include_all_members): Rewrite to use iterator.
9309 (Archive::count_members): New function.
9310 * archive.h (class Archive): Update declarations.
9311 (Archive::filename): New function.
9312 * object.cc: Include "cref.h".
9313 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9314 (Sized_relobj::do_get_global_symbol_counts): New function.
9315 (Input_objects::add_object): Add object to cross-referencer.
9316 (Input_objects::archive_start): New function.
9317 (Input_objects::archive_stop): New function.
9318 (Input_objects::print_symbol_counts): New function.
9319 * object.h: Declare Cref and Archive.
9320 (Object::get_global_symbol_counts): New function.
9321 (Object::do_get_global_symbol_counts): New pure virtual function.
9322 (class Sized_relobj): Add defined_count_ field. Update
9324 (class Input_objects): Add cref_ field. Update constructor.
9325 Update declarations.
9326 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9328 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9330 (Sized_dynobj::do_get_global_symbol_counts): New function.
9331 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9332 defined_count_. Update declarations. Define Symbols typedef.
9333 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9334 parameter. Change all callers.
9335 (Symbol_table::add_from_dynobj): Add sympointers and defined
9336 parameters. Change all callers.
9337 * symtab.h (class Symbol_table): Update declarations.
9338 * Makefile.am (CCFILES): Add cref.cc.
9339 (HFILES): Add cref.h.
9340 * Makefile.in: Rebuild.
9342 2008-07-22 Simon Baldwin <simonb@google.com>
9344 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9345 to zero when writing undefined symbols.
9347 2008-07-22 Ian Lance Taylor <iant@google.com>
9349 * output.cc (Output_section::add_input_section): Don't try to
9350 merge empty merge sections.
9352 2008-07-21 Craig Silverstein <csilvers@google.com>
9354 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9355 Include symbol version in error message.
9357 2008-07-20 Chris Demetriou <cgd@google.com>
9359 * configure.ac (gold_cv_c_random_seed): New configured variable.
9360 (RANDOM_SEED_CFLAGS): New substituted variable.
9361 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9362 * configure: Rebuild.
9363 * Makefile.in: Likewise.
9364 * testsuite/Makefile.in: Likewise.
9366 2008-07-18 Ian Lance Taylor <iant@google.com>
9368 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9369 where we see NAME/NULL and NAME/VERSION as separate symbols.
9370 * testsuite/ver_test_main.cc (main): Call t4.
9371 (t4, t4_2a): Define.
9372 * testsuite/ver_test_2.cc (t4_2): Define.
9373 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9374 * testsuite/ver_test_4.cc (t4_2a): Define.
9375 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9376 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9378 2008-07-17 Ian Lance Taylor <iant@google.com>
9380 * dynobj.cc (Versions::add_def): If we give an error about a
9381 missing version, go ahead and create the version anyhow.
9383 2008-07-10 Ian Lance Taylor <iant@google.com>
9385 Handle output sections with more than 0x7fffffff bytes.
9386 * object.h (class Relobj): Change map_to_output_ to
9387 output_sections_, and just keep a section pointer. Change all
9388 uses. Move comdat group support to Sized_relobj.
9389 (Relobj::is_section_specially_mapped): Remove.
9390 (Relobj::output_section): Remove poff parameter. Change all
9392 (Relobj::output_section_offset): New function.
9393 (Relobj::set_section_offset): Rewrite.
9394 (Relobj::map_to_output): Remove.
9395 (Relobj::output_sections): New function.
9396 (Relobj::do_output_section_offset): New pure virtual function.
9397 (Relobj::do_set_section_offset): Likewise.
9398 (class Sized_relobj): Add section_offsets_ field. Add comdat
9399 group support from Relobj. Update declarations.
9400 (Sized_relobj::get_output_section_offset): New function.
9401 (Sized_relobj::do_output_section_offset): New function.
9402 (Sized_relobj::do_set_section_offset): New function.
9403 * object.cc (Relobj::output_section_address): Remove.
9404 (Sized_relobj::Sized_relobj): Initialize new fields.
9405 (Sized_relobj::include_section_group): Cast find_kept_object to
9407 (Sized_relobj::include_linkonce_section): Likewise.
9408 (Sized_relobj::do_layout): Use separate arrays for output section
9410 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9412 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9413 output_sections and section_offsets.
9414 (Sized_relobj::write_local_symbols): Likewise.
9415 (map_to_kept_section): Compute output address directly.
9416 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9417 output_sections and section_offsets.
9418 (Sized_relobj::write_sections): Likewise.
9419 (Sized_relobj::relocate_sections): Likewise.
9420 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9421 * output.h (class Output_reloc): Update declarations. Change
9422 u2_.relobj to Sized_relobj*.
9423 (class Output_data_reloc): Change add functions to use
9425 * output.cc (Output_reloc::Output_reloc): Change relobj to
9427 (Output_reloc::local_section_offset): Change return type to
9428 Elf_Addr. Use get_output_section_offset.
9429 (Output_reloc::get_address): Likewise.
9430 (Output_section::is_input_address_mapped): Don't call
9431 is_section_specially_mapped.
9432 (Output_section::output_offset): Likewise.
9433 (Output_section::output_address): Likewise.
9434 (Output_section::starting_output_address): Likewise.
9435 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9436 parameter to Sized_relobj*.
9437 (Copy_relocs::need_copy_reloc): Likewise.
9438 (Copy_relocs::save): Likewise.
9439 * copy-relocs.h (class Copy_relocs): Update declarations.
9440 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9441 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9442 * target-reloc.h (relocate_for_relocatable): Change
9443 offset_in_output_section type to Elf_Addr. Change code that uses
9445 * layout.cc (Layout::layout): Always set *off.
9446 * mapfile.cc (Mapfile::print_input_section): Use
9447 output_section_offset.
9448 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9450 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9451 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9452 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9454 2008-07-03 Ian Lance Taylor <iant@google.com>
9456 * layout.cc (Layout::include_section): Do not discard unrecognized
9457 SHT_STRTAB sections.
9459 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9461 * script.cc (Lex::can_continue_name): Make '?' allowable in
9462 version-script names.
9463 * testsuite/version_script.map: Change glob pattern to use '?'
9465 2008-06-30 Manish Singh <yosh@gimp.org>
9468 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9471 2008-06-30 Ian Lance Taylor <iant@google.com>
9475 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9476 versions]: Don't try to read the value in the contents, since we
9477 don't use it. Use the template endianness when writing.
9479 2008-06-25 Cary Coutant <ccoutant@google.com>
9481 * fileread.cc (File_read::make_view): Assert on zero-length view.
9482 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9483 symbol table when there are no symbols to read.
9485 2008-06-23 Craig Silverstein <csilvers@google.com>
9487 * version.cc (version_string): Bump to 1.7
9489 2008-06-18 Craig Silverstein <csilvers@google.com>
9491 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9492 constant 0xFFFF to type Valtype.
9493 (Powerpc_relocate_functions::rel16_ha): Likewise.
9495 2008-06-17 Ian Lance Taylor <iant@google.com>
9497 * output.h (Output_section::Input_section): Initialize p2align_ to
9498 zero for Output_section_data constructors.
9499 (Output_section::Input_section::addralign): If not an input
9500 section, return the alignment of the Output_section_data.
9501 * testsuite/copy_test.cc: New file.
9502 * testsuite/copy_test_1.cc: New file.
9503 * testsuite/copy_test_2.cc: New file.
9504 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9505 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9506 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9507 (copy_test_1_pic.o, copy_test_1.so): New targets.
9508 (copy_test_2_pic.o, copy_test_2.so): New targets.
9509 * testsuite/Makefile.in: Rebuild.
9511 * script-sections.cc (Script_sections::place_orphan): Initialize
9512 local variable exact.
9514 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9516 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9518 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9519 David S. Miller <davem@davemloft.net>
9521 * powerpc.cc: New file.
9522 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9523 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9524 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9525 * Makefile.in: Rebuild.
9527 2008-06-09 Ian Lance Taylor <iant@google.com>
9529 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9531 (throwing, orig_terminate): New static variables.
9532 (terminate_handler): New static function.
9533 (t2): Set terminate handler.
9535 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9538 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9541 2008-05-30 Cary Coutant <ccoutant@google.com>
9543 * archive.cc (Archive::include_all_members) Correct to step
9544 over symbol table and extended name table in thin archives.
9546 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9549 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9552 2008-05-28 Caleb Howe <cshowe@google.com>
9554 * reduced_debug_output.cc: New file.
9555 * reduced_debug_output.h: New file.
9556 * options.h (class General_options): Add --strip-debug-non-line.
9557 * options.cc (General_options::finalize): Add strip_debug_non_line
9558 to the strip heirarchy.
9559 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9561 * layout.cc: Include "reduced_debug_output.h".
9562 (Layout::Layout): Initialize new fields.
9563 (line_only_debug_sections): New static array.
9564 (is_lines_only_debug_sections): New static inline function.
9565 (Layout::include_section): Handle --strip-debug-non-line.
9566 (Layout::make_output_section): If --strip-debug-non-line, build
9567 new output sections for .debug_abbrev and .debug_info.
9568 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9569 gold. Warn about possible overflow.
9570 (read_signed_LEB_128): Likewise.
9571 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9572 (read_signed_LEB_128): Declare.
9573 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9574 (HFILES): Add reduced_debug_output.h.
9575 * Makefile.in: Rebuild.
9577 2008-05-21 Ian Lance Taylor <iant@google.com>
9579 * mapfile.cc: New file.
9580 * mapfile.h: New file.
9581 * options.h (class General_options): Add -M/--print-map and -Map.
9582 * options.cc (General_options::finalize): Make -M equivalent to
9584 * main.cc: Include <cstdio> and "mapfile.h".
9585 (main): Open mapfile if requested.
9586 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9587 constructor. Change caller.
9588 (queue_initial_tasks): Add mapfile parameter. Change caller.
9589 (queue_middle_tasks): Likewise.
9590 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9592 * archive.cc: Include "mapfile.h".
9593 (Archive::add_symbols): Add mapfile parameter. Change all
9594 callers. Pass mapfile, symbol, and reason to include_member.
9595 (Archive::include_all_members): Add mapfile parameter. Change all
9597 (Archive::include_member): Add mapfile, sym, and why parameters.
9598 Change all callers. Report inclusion to map file.
9599 * archive.h: Include "fileread.h".
9600 (class Archive): Update declarations.
9601 (Archive::file): New const method.
9602 (class Add_archive_symbols): Add mapfile_ field. Update
9603 constructor. Change all callers.
9604 * readsyms.h (class Read_symbols): Likewise.
9605 (class Finish_group): Likewise.
9606 (class Read_script): Likewise.
9607 * common.cc: Include "mapfile.h".
9608 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9610 (Symbol_table::do_allocate_commons): Likewise.
9611 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9612 symbol allocation to mapfile.
9613 * common.h (class Allocate_commons_task): Add mapfile_ field.
9614 Update constructor. Change all callers.
9615 * symtab.h (class Symbol_table): Update declarations.
9616 * layout.cc: Include "mapfile.h".
9617 (Layout_task_runner::run): Print information to mapfile.
9618 (Layout::create_gold_note): Change Output_data_fixed_space to
9619 Output_data_zero_fill.
9620 (Layout::create_build_id): Likewise.
9621 (Layout::print_to_mapfile): New function.
9622 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9623 constructor. Change caller.
9624 (class Layout): Declare print_to_mapfile.
9625 * output.cc (Output_section::Input_section::print_to_mapfile): New
9627 (Output_section::add_input_section): If producing a map, always
9628 add to input_sections_ list.
9629 (Output_section::do_print_to_mapfile): New function.
9630 (Output_segment::print_sections_to_mapfile): New function.
9631 (Output_segment::print_section_list_to_mapfile): New function.
9632 * output.h: Include "mapfile.h".
9633 (Output_data::print_to_mapfile): New function.
9634 (Output_data::do_print_to_mapfile): New virtual function.
9635 (Output_segment_headers::do_print_to_mapfile): New function.
9636 (Output_file_header::do_print_to_mapfile): New function.
9637 (Output_data_const::do_print_to_mapfile): New function.
9638 (class Output_data_const_buffer): Add map_name_ field. Update
9639 constructor. Change all callers. Add do_print_to_mapfile
9641 (class Output_data_fixed_space): Likewise.
9642 (class Output_data_space): Likewise.
9643 (class Output_data_zero_fill): New class.
9644 (Output_data_strtab::do_print_to_mapfile): New function.
9645 (Output_data_reloc_base::do_print_to_mapfile): New function.
9646 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9647 (Output_data_group::do_print_to_mapfile): New function.
9648 (Output_data_got::do_print_to_mapfile): New function.
9649 (Output_data_dynamic::do_print_to_mapfile): New function.
9650 (Output_symtab_xindex::do_print_to_mapfile): New function.
9651 (class Output_section): Declare do_print_to_mapflie. Declare
9652 print_to_mapfile in Input_section.
9653 (class Output_segment): Declare new functions.
9654 * object.h (Sized_relobj::symbol_count): New function.
9655 * script-sections.cc
9656 (Output_section_element_dot_assignment::set_section_addresses):
9657 Change Output_data_fixed_space to Output_data_zero_fill.
9658 (Output_data_expression::do_print_to_mapfile): New function.
9659 * script.cc (read_input_script): Add mapfile parameter. Change
9661 * script.h (read_input_script): Update declaration.
9662 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9663 (Eh_frame::do_print_to_mapfile): New function.
9664 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9665 (Output_merge_string::do_print_to_mapfile): New function.
9666 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9668 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9670 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9672 * Makefile.am (CCFILES): Add mapfile.cc.
9673 (HFILES): Add mapfile.h.
9674 * Makefile.in: Rebuild.
9676 2008-05-19 Ian Lance Taylor <iant@google.com>
9678 * options.h (class General_options): Add -z relro.
9679 * layout.cc (Layout::Layout): Initialize relro_segment_.
9680 (Layout::add_output_section_data): Return the output section.
9681 (Layout::make_output_section): Rcognize relro sections and mark
9683 (Layout::attach_allocated_section_to_segment): Put relro sections
9684 in a PT_GNU_RELRO segment.
9685 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9687 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9689 (Layout::linkonce_mapping): Map d.rel.ro.local to
9691 (Layout::output_section_name): Us .data.rel.ro.local for any
9692 section which begins with that.
9693 * layout.h (class Layout): Update add_output_section_data
9694 declaration. Add relro_segment_ field.
9695 * output.cc (Output_section::Output_section): Initialize is_relro_
9696 and is_relro_local_ fields.
9697 (Output_segment::add_output_section): Group relro sections.
9698 (Output_segment::is_first_section_relro): New function.
9699 (Output_segment::maximum_alignment): If there is a relro section,
9700 align the segment to the common page size.
9701 (Output_segment::set_section_addresses): Track whether we are
9702 looking at relro sections. If the last section is a relro
9703 section, align to the common page size.
9704 (Output_segment::set_section_list_addresses): Add in_relro
9705 parameter. Change all callers. Align to the page size when
9706 moving from relro to non-relro section.
9707 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9709 * output.h (class Output_section): Add is_relro_ and
9710 is_relro_local_ fields.
9711 (Output_section::is_relro): New function.
9712 (Output_section::set_is_relro): New function.
9713 (Output_section::is_relro_local): New function.
9714 (Output_section::set_is_relro_local): New function.
9715 (class Output_segment): Update declarations.
9716 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9717 * sparc.cc (Target_sparc::got_section): Likewise.
9718 * x86_64.cc (Target_x86_64::got_section): Likewise.
9719 * testsuite/relro_test_main.cc: New file.
9720 * testsuite/relro_test.cc: New file.
9721 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9722 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9723 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9724 (relro_test.so, relro_test_pic.o): New targets.
9725 * testsuite/Makefile.in: Rebuild.
9727 2008-05-16 Ian Lance Taylor <iant@google.com>
9729 * output.cc (Output_segment::add_output_section): Remove front
9731 * output.h (class Output_segment): Remove
9732 add_initial_output_section and overloaded add_output_section.
9733 Update declaration of remaining add_output_section.
9734 * layout.cc (Layout::create_interp): Call add_output_section
9735 rather than add_initial_output_section.
9736 (Layout::finish_dynamic_section): Likewise.
9738 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9739 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9740 know the dynamic type.
9741 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9742 field. Initialize it in constructor.
9743 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9744 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9745 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9748 * output.cc (Output_reloc::get_address): Change return type to
9750 * output.h (class Output_reloc): Update get_address declaration.
9751 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9752 for section addresses.
9754 2008-05-09 Ian Lance Taylor <iant@google.com>
9757 * gold.cc (gold_nomem): Use return value of write.
9759 2008-05-08 Ian Lance Taylor <iant@google.com>
9761 * symtab.c (Symbol::init_base_output_data): Add version
9762 parameter. Change all callers.
9763 (Symbol::init_base_output_segment): Likewise.
9764 (Symbol::init_base_constant): Likewise.
9765 (Symbol::init_base_undefined): Likewise.
9766 (Sized_symbol::init_output_data): Likewise.
9767 (Sized_symbol::init_output_segment): Likewise.
9768 (Sized_symbol::init_constant): Likewise.
9769 (Sized_symbol::init_undefined): Likewise.
9770 (Symbol_table::do_define_in_output_data): If the new symbol has a
9771 version, mark it as the default.
9772 (Symbol_table::do_define_in_output_segment): Likewise.
9773 (Symbol_table::do_define_as_constant): Likewise.
9774 * symtab.h (class Symbol): Update declarations.
9775 (class Sized_symbol): Likewise.
9776 * resolve.cc (Symbol::override_version): New function.
9777 (Symbol::override_base): Call override_version.
9778 (Symbol::override_base_with_special): Likewise.
9779 * testsuite/ver_script_8.script: New file.
9780 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9781 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9782 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9783 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9785 2008-05-06 Ian Lance Taylor <iant@google.com>
9788 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9790 (class General_options): Remove existing --undefined, and add
9791 --no-undefined instead. Add new --undefined as synonym for -u.
9792 * archive.cc (Archive::add_symbols): Check whether symbol was
9794 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9795 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9796 all uses. Add IS_UNDEFINED. Update declarations to split
9797 different versions of init_base. Declare init_base_undefined.
9798 (Symbol::is_defined): Handle IS_UNDEFINED.
9799 (Symbol::is_undefined): Likewise.
9800 (Symbol::is_weak_undefined): Call is_undefined.
9801 (Symbol::is_absolute): Handle IS_CONSTANT.
9802 (class Sized_symbol): Update declarations to split different
9803 versions of init. Declare init_undefined.
9804 (class Symbol_table): Declare new functions.
9805 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9807 (Symbol::init_base_output_data): Likewise.
9808 (Symbol::init_base_output_segment): Likewise.
9809 (Symbol::init_base_constant): Likewise.
9810 (Symbol::init_base_undefined): New function.
9811 (Sized_symbol::init_object): Rename from init. Change all
9813 (Sized_symbol::init_output_data): Likewise.
9814 (Sized_symbol::init_output_segment): Likewise.
9815 (Sized_symbol::init_constant): Likewise.
9816 (Sized_symbol::init_undefined): New function.
9817 (Symbol_table::add_undefined_symbols_from_command_line): New
9819 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9821 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9822 (Symbol::output_section): Likewise.
9823 (Symbol::set_output_section): Likewise.
9824 (Symbol_table::sized_finalize_symbol): Likewise.
9825 (Symbol_table::sized_write_globals): Likewise.
9826 * resolve.cc (Symbol_table::should_override): Likewise.
9827 (Symbol::override_base_with_special): Likewise.
9829 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9830 symbol, change it to have default visibility.
9831 * testsuite/protected_1.cc: New file.
9832 * testsuite/protected_2.cc: New file.
9833 * testsuite/protected_3.cc: New file.
9834 * testsuite/protected_main_1.cc: New file.
9835 * testsuite/protected_main_2.cc: New file.
9836 * testsuite/protected_main_3.cc: New file.
9837 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9838 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9839 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9840 (protected_1.so): New target.
9841 (protected_1_pic.o, protected_2_pic.o): New targets.
9842 (protected_3_pic.o): New target.
9843 (check_PROGRAMS): Add protected_2.
9844 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9845 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9846 * testsuite/Makefile.in: Rebuild.
9848 * options.h (DEFINE_var): Add set_user_set_##varname__.
9849 (DEFINE_bool_alias): New macro.
9850 (class General_options): Define -Bstatic using DEFINE_bool_alias
9851 rather than DEFINE_special. Add --undefined as an alias for -z
9853 * options.cc (General_options::parse_Bstatic): Remove.
9855 * options.h (class General_options): Add --fatal-warnings.
9856 * main.cc (main): Implement --fatal-warnings.
9857 * errors.h (Errors::warning_count): New function.
9859 * options.h (class General_options): Add -Bsymbolic-functions.
9860 * symtab.h (Symbol::is_preemptible): Check for
9861 -Bsymbolic-functions.
9863 2008-05-05 Ian Lance Taylor <iant@google.com>
9865 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9866 as noVARNAME rather than no-VARNAME.
9867 (class General_options): Add option -z combreloc.
9868 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9870 (Output_reloc::sort_before) [SHT_REL]: New function.
9871 (Output_reloc::sort_before) [SHT_RELA]: New function.
9872 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9873 Sort_relocs_comparison.
9874 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9875 parameter. Change all callers.
9876 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9877 sort_relocs parameter. Change all callers.
9878 * output.cc (Output_reloc::get_address): New function, broken out
9880 (Output_reloc::write_rel): Call it.
9881 (Output_reloc::compare): New function.
9882 (Output_data_reloc_base::do_write): Optionally sort relocs.
9884 * configure.ac: If targ_extra_obj is set, link it in.
9885 * configure.tgt: Initialize all variables.
9886 (x86_64*): Set targ_extra_obj and targ_extra_size.
9887 * configure: Rebuild.
9889 * object.cc (Sized_relobj::include_section_group): Adjust section
9890 indexes read from group data. Build vector to pass to
9892 * layout.cc (Layout::layout_group): Add flags and shndxes
9893 parameters. Remove contents parameter. Change caller. Update
9894 explicit instantiations.
9895 * layout.h (class Layout): Update layout_group declaration.
9896 * output.cc (Output_data_group::Output_data_group): Add flags and
9897 input_shndxes parameters. Remove contents parameter. Change
9899 (Output_data_group::do_write): Change input_sections_ to
9901 * output.h (class Output_data_group): Update constructor
9902 declaration. Rename input_sections_ to input_shndxes_.
9903 * testsuite/many_sections_test.cc: Add template.
9905 2008-04-30 Cary Coutant <ccoutant@google.com>
9907 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9909 * layout.cc (Layout::include_section): Refactored check for debug
9911 (Layout::add_comdat): Add new parameters. Change type
9912 of signature parameter. Add object and shndx to signatures table.
9913 (Layout::find_kept_object): New function.
9914 * layout.h: Include <cstring>.
9915 (Layout::is_debug_info_section): New function.
9916 (Layout::add_comdat): Add new parameters.
9917 (Layout::find_kept_object): New function.
9918 (Layout::Kept_section): New struct.
9919 (Layout::Signatures): Change type of map range.
9920 * object.cc (Relobj::output_section_address): New function.
9921 (Sized_relobj::include_section_group): Add new parameters. Change
9922 calls to Layout::add_comdat. Change to build table of kept comdat
9923 groups and table mapping discarded sections to kept sections.
9924 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9925 (Sized_relobj::do_layout): Change calls to include_section_group and
9926 include_linkonce_section.
9927 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9928 value to zero when section is discarded.
9929 (Sized_relobj::map_to_kept_section): New function.
9930 * object.h (Relobj::output_section_address): New function.
9931 (Relobj::Comdat_group): New type.
9932 (Relobj::find_comdat_group): New function.
9933 (Relobj::Comdat_group_table): New type.
9934 (Relobj::Kept_comdat_section): New type.
9935 (Relobj::Kept_comdat_section_table): New type.
9936 (Relobj::add_comdat_group): New function.
9937 (Relobj::set_kept_comdat_section): New function.
9938 (Relobj::get_kept_comdat_section): New function.
9939 (Relobj::comdat_groups_): New field.
9940 (Relobj::kept_comdat_sections_): New field.
9941 (Symbol_value::input_value): Update comment.
9942 (Sized_relobj::map_to_kept_section) New function.
9943 (Sized_relobj::include_linkonce_section): Add new parameter.
9944 * target-reloc.h (Comdat_behavior): New type.
9945 (get_comdat_behavior): New function.
9946 (relocate_section): Add code to map a discarded section to the
9947 corresponding kept section when applying a relocation.
9949 2008-04-30 Craig Silverstein <csilvers@google.com>
9951 * dwarf_reader.cc (next_generation_count): New static var.
9952 (Addr2line_cache_entry): New struct.
9953 (addr2line_cache): New static var.
9954 (Dwarf_line_info::one_addr2line): Added caching.
9955 (Dwarf_line_info::clear_addr2line_cache): New function.
9956 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9957 cache-size parameter.
9958 (Dwarf_line_info::one_addr2line_cache): New function.
9959 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9960 new cache-size argument to one_addr2line(), and clear cache.
9962 2008-04-28 Cary Coutant <ccoutant@google.com>
9964 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9965 R_386_PC8 relocations.
9967 2008-04-23 Ian Lance Taylor <iant@google.com>
9969 * object.cc (Sized_relobj::include_section_group): Check for
9970 invalid section group.
9972 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9975 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9976 than read for file header.
9977 * archive.cc (Archive::include_member): Likewise.
9979 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9981 * aclocal.m4: Regenerate.
9982 * configure: Regenerate.
9984 2008-04-19 Ian Lance Taylor <iant@google.com>
9986 * version.cc (version_string): Bump to 1.6.
9988 * testsuite/Makefile.am (many_sections_r_test): New target.
9989 (many_sections_r_test_SOURCES): Remove.
9990 (many_sections_r_test_DEPENDENCIES): Remove.
9991 (many_sections_r_test_LDFLAGS): Remove.
9992 (many_sections_r_test_LDADD): Remove.
9994 * object.cc (Sized_relobj::do_add_symbols): Always pass
9995 local_symbol_count_ to add_from_relobj.
9997 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9998 every thousand variables.
9999 * testsuite/Makefile.in: Rebuild.
10001 * object.cc (Xindex::initialize_symtab_xindex): New function.
10002 (Xindex::read_symtab_xindex): New function.
10003 (Xindex::sym_xindex_to_shndx): New function.
10004 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10006 (Sized_relobj::do_initialize_xindex): New function.
10007 (Sized_relobj::do_read_symbols): Adjust section links.
10008 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10009 parameter. Change all callers.
10010 (Sized_relobj::include_section_group): Adjust section links and
10011 symbol section indexes.
10012 (Sized_relobj::do_layout): Adjust section links.
10013 (Sized_relobj::do_count_local_symbols): Adjust section links and
10014 symbol section indexes.
10015 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10016 ordinary and special symbols.
10017 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10018 dynsym_xindex parameters. Change all callers. Adjust section
10019 links. Use SHN_XINDEX when needed.
10020 (Sized_relobj::get_symbol_location_info): Adjust section links.
10021 Don't get fooled by special symbols.
10022 * object.h (class Xindex): Define.
10023 (class Object): Add xindex_ parameter. Declare virtual functoin
10024 do_initialize_xindex.
10025 (Object::adjust_sym_shndx): New function.
10026 (Object::set_xindex): New protected function.
10027 (class Symbol_value): Add is_ordinary_shndx_ field.
10028 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10029 (Symbol_value::value): Assert ordinary section.
10030 (Symbol_value::initialize_input_to_output_map): Likewise.
10031 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10032 Change all callers.
10033 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10035 (class Sized_relobj): Update declarations.
10036 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10037 parameter. Change all callers.
10038 (Sized_relobj::adjust_shndx): New function.
10039 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10041 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10042 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10043 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10044 (Sized_dynobj::read_dynsym_section): Adjust section links.
10045 (Sized_dynobj::read_dynamic): Likewise.
10046 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10048 (Sized_dynobj::do_initialize_xindex): New function.
10049 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10050 do_initialize_xindex.
10051 (Sized_dynobj::adjust_shndx): New function.
10052 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10053 dynsym_xindex_ fields.
10054 (Layout::finalize): Add a call to set_section_indexes before
10055 creating the symtab sections.
10056 (Layout::set_section_indexes): Don't do anything if the section
10057 already has a section index.
10058 (Layout::create_symtab_sections): Add shnum parameter. Change
10059 caller. Create .symtab_shndx section if needed.
10060 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10062 (Layout::allocated_output_section_count): New function.
10063 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10065 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10066 fields. Update declarations.
10067 (Layout::symtab_xindex): New function.
10068 (Layout::dynsym_xindex): New function.
10069 (class Write_symbols_task): Add layout_ field.
10070 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10072 * output.cc (Output_section_headers::Output_section_headers): Add
10073 shstrtab_section parameter. Change all callers.
10074 (Output_section_headers::do_sized_write): Store overflow values
10075 for section count and section string table section index in
10076 section header zero.
10077 (Output_file_header::do_sized_write): Check for overflow of
10078 section count and section string table section index.
10079 (Output_symtab_xindex::do_write): New function.
10080 (Output_symtab_xindex::endian_do_write): New function.
10081 * output.h (class Output_section_headers): Add shstrtab_section_.
10082 Update declarations.
10083 (class Output_symtab_xindex): Define.
10084 (Output_section::has_out_shndx): New function.
10085 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10087 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10088 Change all callers.
10089 (Sized_symbol::init): Likewise.
10090 (Symbol::output_section): Check for ordinary symbol.
10091 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10092 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10094 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10095 Change all callers. Simplify handling of symbols from sections
10096 not included in the link.
10097 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10099 (Weak_alias_sorter::operator()): Assert that symbols are
10101 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10103 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10104 parameters. Change all callers.
10105 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10106 symbol distinction. Use SHN_XINDEX when needed.
10107 (Symbol_table::write_section_symbol): Add symtab_xindex
10108 parameter. Change all callers.
10109 (Symbol_table::sized_write_section_symbol): Likewise. Use
10110 SHN_XINDEX when needed.
10111 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10113 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10114 (Symbol::is_defined): Check is_ordinary.
10115 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10116 (Symbol::is_absolute, Symbol::is_common): Likewise.
10117 (class Sized_symbol): Update declarations.
10118 (class Symbol_table): Update declarations.
10119 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10120 parameters. Change all callers.
10121 (Sized_symbol::override): Likewise.
10122 (Symbol_table::override): Likewise.
10123 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10124 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10125 is_ordinary, and orig_st_shndx parameters. Change all callers.
10126 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10127 to be in an ordinary section.
10128 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10129 object and is_ordinary parameters. Change all callers.
10130 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10131 Change all callers. Don't add undefined or non-ordinary symbols
10133 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10134 Change all callers.
10135 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10137 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10138 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10139 (Sized_relobj::relocate_sections): Likewise.
10140 * target-reloc.h (scan_relocs): Adjust section symbol index.
10141 (scan_relocatable_relocs): Likewise.
10142 * i386.cc (Scan::local): Check for ordinary symbols.
10143 * sparc.cc (Scan::local): Likewise.
10144 * x86_64.cc (Scan::local): Likewise.
10145 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10146 to symbol_section_and_value.
10147 * testsuite/many_sections_test.cc: New file.
10148 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10149 (check_PROGRAMS): Add many_sections_test.
10150 (many_sections_test_SOURCES): Define.
10151 (many_sections_test_DEPENDENCIES): Define.
10152 (many_sections_test_LDFLAGS): Define.
10153 (BUILT_SOURCES): Add many_sections_define.h.
10154 (many_sections_define.h): New target.
10155 (BUILT_SOURCES): Add many_sections_check.h.
10156 (many_sections_check.h): New target.
10157 (check_PROGRAMS): Add many_sections_r_test.
10158 (many_sections_r_test_SOURCES): Define.
10159 (many_sections_r_test_DEPENDENCIES): Define.
10160 (many_sections_r_test_LDFLAGS): Define.
10161 (many_sections_r_test_LDADD): Define.
10162 (many_sections_r_test.o): New target.
10163 * testsuite/Makefile.in: Rebuild.
10165 2008-04-17 Cary Coutant <ccoutant@google.com>
10167 * errors.cc (Errors::info): New function.
10168 (gold_info): New function.
10169 * errors.h (Errors::info): New function.
10170 * gold.h (gold_info): New function.
10171 * object.cc (Input_objects::add_object): Print trace output.
10172 * options.cc (options::parse_set): New function.
10173 (General_options::parse_wrap): Deleted.
10174 (General_options::General_options): Deleted initializer.
10175 * options.h (options::String_set): New typedef.
10176 (options::parse_set): New function.
10177 (DEFINE_set): New macro.
10178 (General_options::wrap): Changed to use DEFINE_set. Changed
10179 callers of any_wrap_symbols and is_wrap_symbol.
10180 (General_options::trace, General_options::trace_symbol):
10182 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10183 (General_options::wrap_symbols_): Deleted.
10184 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10186 2008-04-17 David S. Miller <davem@davemloft.net>
10188 * options.cc (General_options::parse_V): New function.
10189 * options.h: Add entries for -V and -Qy.
10191 2008-04-17 Ian Lance Taylor <iant@google.com>
10193 * common.cc (Symbol_table::allocate_commons): Remove options
10194 parameter. Change caller.
10195 (Symbol_table::do_allocate_commons): Remove options parameter.
10196 Change caller. Just call do_allocate_commons_list twice.
10197 (Symbol_table::do_allocate_commons_list): New function, broken out
10198 of do_allocate_commons.
10199 * common.h (class Allocate_commons_task): Remove options_ field.
10200 Update constructor.
10201 * symtab.cc (Symbol_table::Symbol_table): Initialize
10203 (Symbol_table::add_from_object): Put TLS common symbols on
10205 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10206 which are IN_OUTPUT_DATA.
10207 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10208 allocate_commons and do_allocate_commons declarations. Declare
10209 do_allocate_commons_list.
10210 * gold.cc (queue_middle_tasks): Update creation of
10211 Allocate_commons_task to not pass options.
10212 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10213 (TLS_TEST_C_FLAGS): New variable.
10214 (tls_test_c_pic.o): New target.
10215 (tls_test_shared.so): Link in tls_test_c_pic.o.
10216 (tls_test_c_pic_ie.o): New target.
10217 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10218 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10219 (tls_test_c.o): New target.
10220 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10221 (tls_pic_test_LDADD): Likewise.
10222 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10223 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10224 (tls_test_c_gnu2.o): New target.
10225 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10227 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10228 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10229 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10230 * testsuite/tls_test.cc: Include "config.h".
10231 (t_last): Call t11_last.
10232 * testsuite/tls_test.h (t11, t11_last): Declare.
10233 * testsuite/tls_test_c.c: New file.
10234 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10235 * configure.ac: Check for OpenMP support.
10236 * configure, config.in, Makefile.in: Rebuild.
10237 * testsuite/Makefile.in: Rebuild.
10239 2008-04-16 Cary Coutant <ccoutant@google.com>
10241 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10242 (Target_i386::tls_base_symbol_defined_): New field.
10243 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10244 (Target_i386::Scan::global): Likewise.
10245 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10246 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10247 (Target_x86_64::tls_base_symbol_defined_): New field.
10248 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10249 (Target_x86_64::Scan::global): Likewise.
10251 2008-04-16 Cary Coutant <ccoutant@google.com>
10253 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10254 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10255 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10256 building shared libraries.
10257 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10258 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10259 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10260 * testsuite/Makefile.in: Rebuild.
10261 * testsuite/weak_undef.h: New file.
10262 * testsuite/weak_undef_file1.cc: Add extra test cases.
10263 * testsuite/weak_undef_file2.cc: Likewise.
10264 * testsuite/weak_undef_test.cc: Likewise.
10266 2008-04-16 David S. Miller <davem@davemloft.net>
10268 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10269 Add issued_non_pic_error_ field. Declare check_non_pic.
10270 (Target_sparc::Scan::check_non_pic): New function.
10271 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10272 (Target_sparc::Scan::global): Likewise.
10274 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10275 * configure: Rebuild.
10277 * options.h (DEFINE_enable): New macro.
10278 (new_dtags): New enable option.
10279 (initfirst, interpose, loadfltr, nodefaultlib,
10280 nodelete, nodlopen, nodump): New -z options.
10281 * layout.cc (Layout:finish_dynamic_section): If new
10282 dtags enabled, emit DT_RUNPATH. Also, emit a
10283 DT_FLAGS_1 containing any specified -z flags.
10285 2008-04-16 Ian Lance Taylor <iant@google.com>
10287 * copy-relocs.cc: New file.
10288 * copy-relocs.h: New file.
10289 * reloc.cc: Remove Copy_relocs code.
10290 * reloc.h: Likewise.
10291 * reloc-types.h (struct Reloc_types) [both versions]: Add
10292 get_reloc_addend_noerror.
10293 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10294 variants of add_global which take an addend which must be zero.
10295 * i386.cc: Include "copy-relocs.h".
10296 (class Target_i386): Change type of copy_relocs_ to variable,
10297 update initializer.
10298 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10299 Change all callers.
10300 (Target_i386::do_finalize_sections): Change handling of
10302 * sparc.cc: Include "copy-relocs.h".
10303 (class Target_sparc): Change type of copy_relocs_ to variable,
10304 update initializer.
10305 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10306 Change all callers.
10307 (Target_sparc::do_finalize_sections): Change handling of
10309 * x86_64.cc: Include "copy-relocs.h".
10310 (class Target_x86_64): Change type of copy_relocs_ to variable,
10311 update initializer.
10312 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10313 class. Change all callers.
10314 (Target_x86_64::do_finalize_sections): Change handling of
10316 * Makefile.am (CCFILES): Add copy-relocs.cc.
10317 (HFILES): Add copy-relocs.h.
10319 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10321 * testsuite/script_test_4.sh: Permit leading zeroes.
10323 2008-04-15 Ian Lance Taylor <iant@google.com>
10325 * script-sections.cc (Script_sections::create_segments): Use
10326 header_size_adjustment even when there is enough room for the
10328 * testsuite/script_test_4.sh: New file.
10329 * testsuite/script_test_4.t: New file.
10330 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10331 (check_DATA): Add script_test_4.stdout.
10332 (MOSTLYCLEANFILES): Likewise.
10333 (script_test_4): New target.
10334 (script_test_4.stdout): New target.
10335 * testsuite/Makefile.in: Rebuild.
10337 * sparc.cc: Add definitions for Output_data_plt_sparc class
10340 2008-04-14 David S. Miller <davem@davemloft.net>
10342 * sparc.cc: New file.
10343 * Makefile.am (TARGETSOURCES): Add sparc.cc
10344 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10345 * configure.tgt: Document targ_extra_size and
10346 targ_extra_big_endian. Add entries for sparc-* and
10348 * configure.ac: Handle targ_extra_size and
10349 targ_extra_big_endian.
10350 * Makefile.in: Rebuild.
10351 * configure: Likewise.
10352 * po/POTFILES.in: Likewise.
10353 * po/gold.pot: Likewise.
10355 2008-04-14 Ian Lance Taylor <iant@google.com>
10357 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10358 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10359 in the name/type/flags to section mapping. Don't call
10360 allocate_output_section.
10361 (Layout::choose_output_section): Change parameter from adjust_name
10362 to is_input_section. Don't permit input sections after sections
10363 are attached to segments. Don't call allocate_output_section.
10364 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10365 not write_enable_output_section.
10366 (Layout::make_output_section): Don't push to
10367 unattached_section_list_ nor call attach_to_segment. Call
10368 attach_section_to_segment if sections are attached.
10369 (Layout::attach_sections_to_segments): New function.
10370 (Layout::attach_section_to_segment): New function.
10371 (Layout::attach_allocated_section_to_segment): Rename from
10372 attach_to_segment. Remove flags parameter.
10373 (Layout::allocate_output_section): Remove function.
10374 (Layout::write_enable_output_section): Remove function.
10375 * layout.h (class Layout): Update for above changes. Add new
10376 field sections_are_attached_.
10377 * output.h (Output_section::update_flags_for_input_section): New
10379 * output.cc (Output_section::add_input_section): Call
10380 update_flags_for_input_section.
10381 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10383 2008-04-11 Cary Coutant <ccoutant@google.com>
10385 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10386 thought unnecessary.
10387 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10389 2008-04-11 Ian Lance Taylor <iant@google.com>
10391 * output.h (class Output_section_data): Remove inline definition
10393 * output.cc (Output_section_data::set_addralign): New function.
10395 2008-04-11 Cary Coutant <ccoutant@google.com>
10397 Add support for TLS descriptors for i386 and x86_64.
10398 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10399 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10400 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10402 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10403 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10404 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10406 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10407 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10408 Fix problem with initial-exec relocations.
10409 (Target_i386::Relocate::relocate_tls): Likewise.
10410 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10412 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10413 support for section-plus-offset dynamic table entries.
10414 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10415 (Output_data_dynamic::Dynamic_entry): Add support for
10416 section-plus-offset dynamic table entries.
10417 (Output_data_dynamic::Classification): Likewise.
10418 (Output_data_dynamic::classification_): Renamed offset_.
10419 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10420 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10421 (Target_x86_64::make_plt_section): New function.
10422 (Target_x86_64::reserve_tlsdesc_entries): New function.
10423 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10424 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10425 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10426 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10427 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10428 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10429 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10430 add extra PLT entry for TLS descriptors.
10431 (Output_data_plt_x86_64::got_): New field.
10432 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10433 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10435 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10437 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10438 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10439 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10440 R_386_TLS_DESC_CALL relocations.
10441 (Target_x86_64::Scan::global): Likewise.
10442 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10443 for TLS descriptors.
10444 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10445 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10446 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10447 GD-to-IE relaxation.
10448 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10449 and TLS_DESCRIPTORS.
10450 * Makefile.in: Rebuild.
10451 * configure: Rebuild.
10452 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10453 (tls_test_shared2.so): New target.
10454 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10455 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10456 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10457 (tls_shared_gd_to_ie_test_LDADD): New variable.
10458 (tls_shared_gnu2_gd_to_ie_test): New target.
10459 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10461 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10462 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10463 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10464 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10465 (tls_shared_gnu2_test): New target.
10466 (tls_test_gnu2_shared.so): New target.
10467 (tls_shared_gnu2_test_SOURCES): New variable.
10468 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10469 (tls_shared_gnu2_test_LDFLAGS): New variable.
10470 (tls_shared_gnu2_test_LDADD): New variable.
10471 * testsuite/Makefile.in: Rebuild.
10472 * testsuite/Makefile.
10474 2008-04-11 Ian Lance Taylor <iant@google.com>
10476 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10478 * testsuite/Makefile.in: Rebuild.
10480 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10482 * testsuite/script_test_2.cc (main): Adjust test.
10484 2008-04-11 David S. Miller <davem@davemloft.net>
10485 Ian Lance Taylor <iant@google.com>
10487 * options.h (General_options): Add entries for '-Y' and
10489 * options.cc (General_options:finalize): If -Y was used, add those
10490 entries to the library path instead of the default "/lib" and
10493 2008-04-11 David S. Miller <davem@davemloft.net>
10495 * testsuite/justsyms.t: Start at 0x100.
10496 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10497 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10499 * testsuite/script_test_2.cc: Adjust string and section length
10502 2008-04-09 Ian Lance Taylor <iant@google.com>
10505 * script-sections.cc (Sections_element::allocate_to_segment): Add
10507 (Output_section_definition::allocate_to_segment): Likewise.
10508 (Orphan_output_section::allocate_to_segment): Likewise.
10509 (Script_sections::attach_sections_using_phdrs_clause): Don't
10510 propagate non-PT_LOAD segments to orphan sections.
10511 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10512 readelf rather than objdump.
10513 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10514 .interp section and PT_INTERP segment are the same size.
10515 * testsuite/Makefile.in: Rebuild.
10517 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10518 aliases for symbols defined in the same object.
10519 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10520 (weak_alias_test_SOURCES): New variable.
10521 (weak_alias_test_DEPENDENCIES): New variable.
10522 (weak_alias_test_LDFLAGS): New variable.
10523 (weak_alias_test_LDADD): New variable.
10524 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10525 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10526 (weak_alias_test_3.o): New target.
10527 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10528 * testsuite/weak_alias_test_main.cc: New file.
10529 * testsuite/weak_alias_test_1.cc: New file.
10530 * testsuite/weak_alias_test_2.cc: New file.
10531 * testsuite/weak_alias_test_3.cc: New file.
10533 2008-04-08 Ian Lance Taylor <iant@google.com>
10535 * options.h (class General_options): Add --noinhibit-exec option.
10536 * main.cc (main): Check --noinhibit-exec.
10538 * options.h (class General_options): Define --wrap as a special
10539 option. Add wrap_symbols_ field.
10540 (General_options::any_wrap_symbols): New function.
10541 (General_options::is_wrap_symbol): New function.
10542 * options.cc (General_options::parse_wrap): New function.
10543 (General_options::General_options): Initialize wrap_symbols_.
10544 * symtab.cc (Symbol_table::wrap_symbol): New function.
10545 (Symbol_table::add_from_object): Handle --wrap.
10546 * symtab.h (class Symbol_table): Declare wrap_symbol.
10547 * target.h (Target::wrap_char): New function.
10548 (Target::Target_info): Add wrap_char field.
10549 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10550 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10551 * testsuite/testfile.cc (Target_test::test_target_info):
10554 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10557 * layout.h (class Layout): Add added_eh_frame_data_ field.
10558 * layout.cc (Layout::Layout): Initialize new field.
10559 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10560 output section until we find a section we merged successfully.
10561 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10562 that the size be non-zero.
10564 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10567 2008-04-08 Craig Silverstein <csilvers@google.com>
10569 * configure.ac: Export new conditional variable HAVE_ZLIB.
10570 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10572 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10573 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10575 2008-04-07 Ian Lance Taylor <iant@google.com>
10577 * version.cc (version_string): Set to "1.5".
10579 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10580 Add issued_non_pic_error_ field. Declare check_non_pic.
10581 (Target_x86_64::Scan::check_non_pic): New function.
10582 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10583 (Target_x86_64::Scan::global): Likewise.
10585 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10586 addend parameter. Change caller. Handle merge sections.
10587 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10588 Address to Addend. Don't add in the result of
10589 local_section_offset, pass down the addend and use the returned
10591 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10592 Update declarations of local_section_offset and symbol_value.
10593 * testsuite/two_file_test_1.cc (t18): New function.
10594 * testsuite/two_file_test_2.cc (f18): New function.
10595 * testsuite/two_file_test_main.cc (main): Call t18.
10596 * testsuite/two_file_test.h (t18, f18): Declare.
10598 * configure.ac: Don't test for objdump, c++filt, or readelf.
10599 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10601 (TEST_READELF): New variable.
10602 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10603 (check_PROGRAMS): Add two_file_strip_test.
10604 (two_file_strip_test): New target.
10605 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10606 (two_file_same_shared_strip_test_SOURCES): New variable.
10607 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10608 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10609 (two_file_same_shared_strip_test_LDADD): New variable.
10610 (two_file_shared_strip.so): New target.
10611 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10612 (ver_test_5.syms, ver_test_7.syms): Likewise.
10613 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10614 (strip_test_3.stdout): Use TEST_OBJDUMP.
10615 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10617 2008-04-04 Cary Coutant <ccoutant@google.com>
10619 * symtab.h (Symbol::is_weak_undefined): New function.
10620 (Symbol::is_strong_undefined): New function.
10621 (Symbol::is_absolute): New function.
10622 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10623 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10625 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10626 (weak_undef_test): New target.
10627 * testsuite/Makefile.in: Rebuild.
10628 * testsuite/weak_undef_file1.cc: New file.
10629 * testsuite/weak_undef_file2.cc: New file.
10630 * testsuite/weak_undef_test.cc: New file.
10632 2008-04-03 Craig Silverstein <csilvers@google.com>
10634 * compressed_output.h (class Output_compressed_section): Use
10636 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10638 (zlib_compressed_suffix): Removed.
10639 (Output_compressed_section::set_final_data_size): Use unsigned
10641 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10642 Fix linker invocation.
10643 (flagstest_o_specialfile_and_compress_debug_sections):
10645 * testsuite/Makefile.in: Regenerated.
10647 2008-04-02 David S. Miller <davem@davemloft.net>
10649 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10650 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10652 2008-04-02 Craig Silverstein <csilvers@google.com>
10656 2008-04-02 Ian Lance Taylor <iant@google.com>
10658 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10659 parameters. Update for new key type to views_. Change all
10661 (File_read::read): Adjust for byteshift in returned view.
10662 (File_read::add_view): New function, broken out of
10663 find_and_make_view.
10664 (File_read::make_view): New function, broken out of
10665 find_and_make_view.
10666 (File_read::find_or_make_view): Add offset and aligned
10667 parameters. Rewrite accordingly. Change all callers.
10668 (File_read::get_view): Add offset and aligned parameters. Adjust
10669 for byteshift in return value.
10670 (File_read::get_lasting_view): Likewise.
10671 * fileread.h (class File_read): Update declarations.
10672 (class File_read::View): Add byteshift_ field. Add byteshift to
10673 constructor. Add byteshift method.
10674 * archive.h (Archive::clear_uncached_views): New function.
10675 (Archive::get_view): Add aligned parameter. Change all callers.
10676 * object.h (Object::get_view): Add aligned parameter. Change all
10678 (Object::get_lasting_view): Likewise.
10680 * fileread.cc (File_read::release): Don't call clear_views if
10681 there are multiple objects.
10682 * fileread.h (File_read::clear_uncached_views): New function.
10683 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10686 2008-03-31 Cary Coutant <ccoutant@google.com>
10688 Add thin archive support.
10689 * archive.cc (Archive::armagt): New const.
10690 (Archive::setup): Remove task parameter and calls to unlock.
10691 (Archive::unlock_nested_archives): New function.
10692 (Archive::read_header): Add nested_off parameter. Change
10694 (Archive::interpret_header): Likewise.
10695 (Archive::include_all_members): Change to handle thin
10697 (Archive::include_member): Likewise.
10698 * archive.h (Archive::Archive): Add new parameters and
10700 (Archive::armagt): New const.
10701 (Archive::setup): Remove task parameter.
10702 (Archive::unlock_nested_archives): New function.
10703 (Archive::read_header): Add nested_off parameter.
10704 (Archive::interpret_header): Likewise.
10705 (Archive::Nested_archive_table): New typedef.
10706 (Archive::is_thin_archive_): New field.
10707 (Archive::nested_archives_): New field.
10708 (Archive::options_): New field.
10709 (Archive::dirpath_): New field.
10710 (Archive::task_): New field.
10711 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10712 for thin archives. Pass additional parameters to
10713 Archive::Archive. Unlock the archive file after calling
10716 2008-03-29 Ian Lance Taylor <iant@google.com>
10718 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10719 version symbol to be local.
10720 * testsuite/ver_test_4.sh: New file.
10721 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10722 (check_DATA): Add ver_test_4.syms.
10723 (ver_test_4.syms): New target.
10724 * testsuite/Makefile.in: Rebuild.
10727 (Output_section::Input_section_sort_entry::has_priority): New
10729 (Output_section::Input_section_sort_entry::match_file_name): New
10731 (Output_section::Input_section_sort_entry::match_section_name):
10733 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10735 (Output_section::Input_section_sort_entry::match_section_file):
10737 (Output_section::Input_section_sort_compare::operator()): Rewrite
10738 using new Input_section_sort_entry functions. Sort crtbegin and
10739 crtend first. Sort sections with no priority before sections with
10741 * testsuite/initpri1.c (d3): Check j != 4.
10742 (cd5): New constructor/destructor function.
10743 (main): Check j != 2.
10745 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10746 new symbol when resolving, don't call set_is_default.
10747 * testsuite/ver_test_7.cc: New file.
10748 * testsuite/ver_test_7.sh: New file.
10749 * testsuite/Makefile.am (ver_test_7.so): New target.
10750 (ver_test_7.o): New target.
10751 (check_SCRIPTS): Add ver_test_7.sh.
10752 (check_DATA): Add ver_test_7.syms.
10753 (ver_test_7.syms): New target.
10755 2008-03-28 Ian Lance Taylor <iant@google.com>
10757 * layout.cc (Layout::layout): If we see an input section with a
10758 name that needs sorting, set the must_sort flag for the output
10760 (Layout::make_output_section): If the name of the output section
10761 indicates that it might require sorting, set the may_sort flag.
10762 * output.h (Output_section::may_sort_attached_input_sections): New
10764 (Output_section::set_may_sort_attached_input_sections): New
10766 (Output_section::must_sort_attached_input_sections): New
10768 (Output_section::set_must_sort_attached_input_sections): New
10770 (class Output_section): Declare Input_section_sort_entry. Define
10771 Input_section_sort_compare. Declare
10772 sort_attached_input_sections. Add new fields:
10773 may_sort_attached_input_sections_,
10774 must_sort_attached_input_sections_,
10775 attached_input_sections_are_sorted_.
10776 * output.cc (Output_section::Output_section): Initialize new
10778 (Output_section::add_input_section): Add an entry to
10779 input_sections_ if may_sort or must_sort are true.
10780 (Output_section::set_final_data_size): Call
10781 sort_attached_input_sections if necessary.
10782 (Output_section::Input_section_sort_entry): Define new class.
10783 (Output_section::Input_section_sort_compare::operator()): New
10785 (Output_section::sort_attached_input_sections): New function.
10786 * configure.ac: Check whether the compiler supports constructor
10787 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10788 * testsuite/initpri1.c: New file.
10789 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10790 CONSTRUCTOR_PRIORITY.
10791 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10792 (initpri1_LDFLAGS): New variable.
10793 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10795 2008-03-27 Ian Lance Taylor <iant@google.com>
10797 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10798 * testsuite/common_test_1.c: New file.
10799 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10800 (common_test_1_SOURCES): New variable.
10801 (common_test_1_DEPENDENCIES): New variable.
10802 (common_test_1_LDFLAGS): New variable.
10804 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10805 and commons_ correctly when NAME/VERSION does not override
10807 * testsuite/ver_test_6.c: New file.
10808 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10809 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10810 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10812 2008-03-26 Ian Lance Taylor <iant@google.com>
10814 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10815 of an undefined symbol from a version script.
10816 * testsuite/Makefile.am (ver_test_5.so): New target.
10817 (ver_test_5.o): New target.
10818 (check_SCRIPTS): Add ver_test_5.sh.
10819 (check_DATA): Add ver_test_5.syms.
10820 (ver_test_5.syms): New target.
10821 * testsuite/ver_test_5.cc: New file.
10822 * testsuite/ver_test_5.script: New file.
10823 * testsuite/ver_test_5.sh: New file.
10824 * Makefile.in, testsuite/Makefile.in: Rebuild.
10827 Fix problems building gold with gcc 4.3.0.
10828 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10829 (gold_error_at_location, gold_warning_at_location): Use it.
10830 * configure.ac: Check whether we can compile and use a template
10831 function with a printf attribute.
10832 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10833 when jumping over bytes.
10834 * object.cc: Instantiate Object::read_section_data.
10835 * debug.h: Include <cstring>
10836 * dwarf_reader.cc: Include <algorithm>
10837 * main.cc: Include <cstring>.
10838 * options.cc: Include <cstring>.
10839 * output.cc: Include <cstring>.
10840 * script.cc: Include <cstring>.
10841 * script.h: Include <string>.
10842 * symtab.cc: Include <cstring> and <algorithm>.
10843 * target-select.cc: Include <cstring>.
10844 * version.cc: Include <string>.
10845 * testsuite/testmain.cc: Include <cstdlib>.
10846 * configure, config.in: Rebuild.
10848 2008-03-25 Ian Lance Taylor <iant@google.com>
10850 * options.cc: Include "../bfd/bfdver.h".
10851 (options::help): Print bug reporting address.
10853 * version.cc (print_version): Adjust output for current value of
10854 BFD_VERSION_STRING.
10858 * options.cc (options::help): Print list of supported targets.
10859 * target-select.h: Include <vector>.
10860 (class Target_selector): Make machine_, size_, and is_big_endian_
10861 fields const. Add bfd_name_ and instantiated_target_ fields.
10862 (Target_selector::Target_selector): Add bfd_name parameter.
10863 (Target_selector::recognize): Make non-virtual, call
10865 (Target_selector::recognize_by_name): Make non-virtual, call
10866 do_recognize_by_name.
10867 (Target_selector::supported_names): New function.
10868 (Target_selector::bfd_name): New function.
10869 (Target_selector::do_instantiate_target): New pure virtual
10871 (Target_selector::do_recognize): New virtual function.
10872 (Target_selector::do_recognize_by_name): New virtual function.
10873 (Target_selector::instantiate_target): New private function.
10874 (supported_target_names): Declare.
10875 * target-select.cc (Target_selector::Target_selector): Update for
10876 new parameter and fields.
10877 (select_target_by_name): Check that the name matches before
10878 calling recognize_by_name.
10879 (supported_target_names): New function.
10880 * i386.cc (class Target_selector_i386): Update Target_selector
10881 constructor call. Remove recognize and recognize_by_name. Add
10882 do_instantiate_target.
10883 * x86_64.cc (class Target_selector_x86_64): Likewise.
10884 * testsuite/testfile.cc (class Target_selector_test): Update for
10885 changes to Target_selector.
10887 * README: Rewrite, with some notes on unsupported features.
10889 2008-03-24 Cary Coutant <ccoutant@google.com>
10891 * i386.cc (Target_i386::Got_type): New enum declaration.
10892 (Target_i386::Scan::local): Updated callers of Output_data_got
10894 (Target_i386::Scan::global): Likewise.
10895 (Target_i386::Relocate::relocate): Likewise.
10896 (Target_i386::Relocate::relocate_tls): Likewise.
10897 * object.h (Got_offset_list): New class.
10898 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10899 (Sized_relobj::local_got_offset): Likewise.
10900 (Sized_relobj::set_local_got_offset): Likewise.
10901 (Sized_relobj::local_has_tls_got_offset): Removed.
10902 (Sized_relobj::local_tls_got_offset): Removed.
10903 (Sized_relobj::set_local_tls_got_offset): Removed.
10904 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10905 * output.cc (Output_data_got::add_global): Added got_type parameter.
10906 (Output_data_got::add_global_with_rel): Likewise.
10907 (Output_data_got::add_global_with_rela): Likewise.
10908 (Output_data_got::add_global_pair_with_rel): New function.
10909 (Output_data_got::add_global_pair_with_rela): New function.
10910 (Output_data_got::add_local): Added got_type parameter.
10911 (Output_data_got::add_local_with_rel): Likewise.
10912 (Output_data_got::add_local_with_rela): Likewise.
10913 (Output_data_got::add_local_pair_with_rel): New function.
10914 (Output_data_got::add_local_pair_with_rela): New function.
10915 (Output_data_got::add_global_tls): Removed.
10916 (Output_data_got::add_global_tls_with_rel): Removed.
10917 (Output_data_got::add_global_tls_with_rela): Removed.
10918 (Output_data_got::add_local_tls): Removed.
10919 (Output_data_got::add_local_tls_with_rel): Removed.
10920 (Output_data_got::add_local_tls_with_rela): Removed.
10921 * output.h (Output_data_got::add_global): Added got_type parameter.
10922 (Output_data_got::add_global_with_rel): Likewise.
10923 (Output_data_got::add_global_with_rela): Likewise.
10924 (Output_data_got::add_global_pair_with_rel): New function.
10925 (Output_data_got::add_global_pair_with_rela): New function.
10926 (Output_data_got::add_local): Added got_type parameter.
10927 (Output_data_got::add_local_with_rel): Likewise.
10928 (Output_data_got::add_local_with_rela): Likewise.
10929 (Output_data_got::add_local_pair_with_rel): New function.
10930 (Output_data_got::add_local_pair_with_rela): New function.
10931 (Output_data_got::add_global_tls): Removed.
10932 (Output_data_got::add_global_tls_with_rel): Removed.
10933 (Output_data_got::add_global_tls_with_rela): Removed.
10934 (Output_data_got::add_local_tls): Removed.
10935 (Output_data_got::add_local_tls_with_rel): Removed.
10936 (Output_data_got::add_local_tls_with_rela): Removed.
10937 * resolve.cc (Symbol::override_base_with_special): Removed
10938 reference to has_got_offset_ field.
10939 * symtab.cc (Symbol::init_fields): Replaced initialization
10940 of got_offset_ with got_offsets_. Removed initialization
10942 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10943 (Symbol::got_offset): Likewise.
10944 (Symbol::set_got_offset): Likewise.
10945 (Symbol::has_tls_got_offset): Removed.
10946 (Symbol::tls_got_offset): Removed.
10947 (Symbol::set_tls_got_offset): Removed.
10948 (Symbol::got_offset_): Removed.
10949 (Symbol::tls_mod_got_offset_): Removed.
10950 (Symbol::tls_pair_got_offset_): Removed.
10951 (Symbol::got_offsets_): New field.
10952 (Symbol::has_got_offset): Removed.
10953 (Symbol::has_tls_mod_got_offset): Removed.
10954 (Symbol::has_tls_pair_got_offset): Removed.
10955 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10956 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10958 (Target_x86_64::Scan::global): Likewise.
10959 (Target_x86_64::Relocate::relocate): Likewise.
10960 (Target_x86_64::Relocate::relocate_tls): Likewise.
10962 2008-03-25 Ben Elliston <bje@au.ibm.com>
10964 * yyscript.y: Fix spelling error in comment.
10966 2008-03-24 Ian Lance Taylor <iant@google.com>
10968 * options.h (class General_options): Define build_id option.
10969 * layout.h (class Layout): Declare write_build_id, create_note,
10970 create_build_id. Add build_id_note_ member.
10971 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10972 "libiberty.h", "md5.h", "sha1.h".
10973 (Layout::Layout): Initialize eh_frame_data_,
10974 eh_frame_hdr_section_, and build_id_note_.
10975 (Layout::finalize): Call create_build_id.
10976 (Layout::create_note): New function, broken out of
10977 Layout::create_gold_note.
10978 (Layout::create_gold_note): Call create_note.
10979 (Layout::create_build_id): New function.
10980 (Layout::write_build_id): New function.
10981 (Close_task_runner::run): Call write_build_id.
10983 * x86_64.cc: Correct license to GPLv3.
10985 2008-03-23 Ian Lance Taylor <iant@google.com>
10987 * options.cc: Include "demangle.h".
10988 (parse_optional_string): New function.
10989 (parse_long_option): Handle takes_optional_argument.
10990 (parse_short_option): Update dash_z initializer. Handle
10991 takes_optional_argument.
10992 (General_options::General_options): Initialize do_demangle_.
10993 (General_options::finalize): Set do_demangle_. Handle demangling
10995 * options.h (parse_optional_string): Declare.
10996 (struct One_option): Add optional_arg field. Update constructor.
10997 Update call constructor calls. Add takes_optional_argument
10999 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11000 (DEFINE_optional_string): Define.
11001 (General_options::demangle): Change from DEFINE_bool to
11002 DEFINE_optional_string.
11003 (General_options::no_demangle): New function.
11004 (General_options::do_demangle): New function.
11005 (General_options::set_do_demangle): New function.
11006 (General_options::execstack_status_): Move definition to end of
11008 (General_options::static_): Likewise.
11009 (General_options::do_demangle_): New field.
11010 * object.cc (big_endian>::get_symbol_location_info): Call
11011 Options::do_demangle, not Options::demangle.
11012 * symtab.cc (demangle): Likewise.
11014 2008-03-22 Ian Lance Taylor <iant@google.com>
11016 * gold.h: Include <cstddef> and <sys/types.h>
11017 * options.h: Include <cstring>.
11019 2008-03-21 Ian Lance Taylor <iant@google.com>
11021 * Added source code to GNU binutils.