1 2011-06-07 Cary Coutant <ccoutant@google.com>
3 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
5 * output.cc (Output_segment::set_section_list_addresses): Remove
6 FIXME and test for TLS or BSS.
8 2011-06-07 Cary Coutant <ccoutant@google.com>
10 * testsuite/Makefile.am: Add incremental_copy_test,
11 incremental_common_test_1.
12 * testsuite/Makefile.in: Regenerate.
13 * testsuite/common_test_1_v1.c: New source file.
14 * testsuite/common_test_1_v2.c: New source file.
15 * testsuite/copy_test_v1.cc: New source file.
17 2011-06-07 Cary Coutant <ccoutant@google.com>
19 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
20 update, allocate common from bss section's free list.
21 * incremental-dump.cc (dump_incremental_inputs): Print flag for
22 linker-defined symbols.
23 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
24 Skip GOT and PLT entries that are no longer referenced.
25 (Output_section_incremental_inputs::write_info_blocks): Mark
26 linker-defined symbols.
27 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
28 * output.cc (Output_section::allocate): New function.
29 * output.h (Output_section::allocate): New function.
30 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
31 linker-defined symbols.
32 (Symbol::override_base_with_special): Copy is_predefined_ flag.
33 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
34 (Symbol::init_base_output_data): Likewise.
35 (Symbol::init_base_output_segment): Likewise.
36 (Symbol::init_base_constant): Likewise.
37 (Sized_symbol::init_output_data): Likewise.
38 (Sized_symbol::init_output_segment): Likewise.
39 (Sized_symbol::init_constant): Likewise.
40 (Symbol_table::do_define_in_output_data): Likewise.
41 (Symbol_table::do_define_in_output_segment): Likewise.
42 (Symbol_table::do_define_as_constant): Likewise.
43 * symtab.h (Symbol::is_predefined): New function.
44 (Symbol::init_base_output_data): Add is_predefined parameter.
45 (Symbol::init_base_output_segment): Likewise.
46 (Symbol::init_base_constant): Likewise.
47 (Symbol::is_predefined_): New data member.
48 (Sized_symbol::init_output_data): Add is_predefined parameter.
49 (Sized_symbol::init_output_segment): Likewise.
50 (Sized_symbol::init_constant): Likewise.
51 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
53 2011-06-07 Cary Coutant <ccoutant@google.com>
55 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
56 instead of emit_copy_reloc.
57 (Copy_relocs::emit_copy_reloc): Refactor.
58 (Copy_relocs::make_copy_reloc): New function.
59 (Copy_relocs::add_copy_reloc): Remove.
60 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
62 (Copy_relocs::make_copy_reloc): New function.
63 (Copy_relocs::add_copy_reloc): Remove.
64 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
65 unchanged input files.
66 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
67 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
68 Reserve BSS space for COPY relocations.
69 (Sized_incremental_binary::do_emit_copy_relocs): New function.
70 (Output_section_incremental_inputs::write_info_blocks): Record
71 whether a symbol is copied from a shared object.
72 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
73 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
74 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
75 (Incremental_input_entry_reader::get_output_symbol_index): Add
77 (Incremental_binary::emit_copy_relocs): New function.
78 (Incremental_binary::do_emit_copy_relocs): New function.
79 (Sized_incremental_binary::Sized_incremental_binary): Initialize
81 (Sized_incremental_binary::add_copy_reloc): New function.
82 (Sized_incremental_binary::do_emit_copy_relocs): New function.
83 (Sized_incremental_binary::Copy_reloc): New struct.
84 (Sized_incremental_binary::Copy_relocs): New typedef.
85 (Sized_incremental_binary::copy_relocs_): New data member.
86 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
87 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
88 * target.h (Sized_target::emit_copy_reloc): New function.
89 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
91 2011-06-02 Cary Coutant <ccoutant@google.com>
94 * gold/archive.cc (Archive::Archive): Initialize new data member.
95 (Archive::include_all_members): Return if archive has already been
97 * gold/archive.h (Archive::include_all_members_): New data member.
99 2011-06-02 Nick Clifton <nickc@redhat.com>
101 * dynobj.h: Fix spelling mistake in comment.
102 * output.cc: Likewise.
104 2011-05-31 Doug Kwan <dougkwan@google.com>
108 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
109 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
110 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
111 redundant arm_exidx_test.so.
112 * testsuite/Makefile.in: Regenerate.
113 (check_SCRIPTS): Add pr12826.sh
114 (check_DATA): Add pr12826.stdout
115 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
116 * testsuite/pr12826.sh: New file.
117 * testsuite/pr12826_1.s: Ditto.
118 * testsuite/pr12826_1.s: Ditto.
120 2011-05-30 Ian Lance Taylor <iant@google.com>
122 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
125 2011-05-29 Ian Lance Taylor <iant@google.com>
128 * testsuite/Makefile.am: Use different file name for two_file_test
129 temporary file for each incremental test.
130 * testsuite/Makefile.in: Rebuild.
132 2011-05-29 Ian Lance Taylor <iant@google.com>
134 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
135 binary input file is empty.
137 2011-05-27 Ian Lance Taylor <iant@google.com>
139 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
140 (ver_test_9.so): Likewise.
141 * testsuite/Makefile.in: Rebuild.
143 2011-05-26 Cary Coutant <ccoutant@google.com>
145 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
146 * incremental.cc (Incremental_inputs::report_input_section): Fix
147 comment, indentation.
148 (Incremental_inputs::report_comdat_group): New function.
149 (Output_section_incremental_inputs::set_final_data_size): Adjust size
150 of data for incremental input file entry.
151 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
152 group count, COMDAT group signatures.
153 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
154 an unchanged input file.
155 * incremental.h (Incremental_object_entry::Incremental_object_entry):
156 Initialize new data member.
157 (Incremental_object_entry::add_comdat_group): New function.
158 (Incremental_object_entry::get_comdat_group_count): New function.
159 (Incremental_object_entry::get_comdat_signature_key): New function.
160 (Incremental_object_entry::groups_): New data member.
161 (Incremental_inputs::report_comdat_group): New function.
162 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
163 data for incremental input file entry.
164 (Incremental_input_entry_reader::get_comdat_group_count): New function.
165 (Incremental_input_entry_reader::get_input_section): Adjust size of
166 data for incremental input file entry.
167 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
168 (Incremental_input_entry_reader::get_comdat_group_signature): New
170 * object.cc (Sized_relobj::include_section_group): Report kept
171 COMDAT groups for incremental links.
173 2011-05-24 David Meyer <pdox@google.com>
175 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
176 with name parameter. Add found_name parameter.
177 * fileread.cc (Input_file::find_file): Adjust code accordingly.
178 * dirsearch.h (class Dirsearch): Update declaration.
180 2011-05-24 Ian Lance Taylor <iant@google.com>
182 * archive.cc (Library_base::should_include_member): Pull in object
183 from archive if it defines the entry symbol.
184 * parameters.cc (Parameters::entry): New function.
185 * parameters.h (class Parameters): Declare entry.
186 * output.h (class Output_file_header): Remove entry_ field.
187 * output.cc (Output_file_header::Output_file_header): Remove entry
188 parameter. Change all callers.
189 (Output_file_header::entry): Use parameters->entry.
190 * gold.cc (queue_middle_tasks): Likewise.
191 * plugin.cc (Plugin_hook::run): Likewise.
193 2011-05-24 Cary Coutant <ccoutant@google.com>
195 * gold.cc (queue_initial_tasks): Pass incremental base filename
196 to Output_file::open_base_file; don't print error message.
197 * incremental-dump.cc (main): Adjust call to
198 Output_file::open_for_modification.
199 * incremental-dump.cc (main): Likewise.
200 * incremental.cc (Incremental_inputs::report_command_line):
201 Ignore --incremental-base option when comparing command lines.
202 Ignore parameter when given as separate argument.
203 * options.h (class General_options): Add --incremental-base.
204 * output.cc (Output_file::Output_file):
205 (Output_file::open_base_file): Add base_name and writable parameters;
206 read base file into new file; print error message here.
207 (Output_file::map_no_anonymous): Add writable parameter; adjust all
209 * output.h (Output_file::open_for_modification): Rename to...
210 (Output_file::open_base_file): ...this; add base_name and
211 writable parameters; adjust all callers.
212 (Output_file::map_no_anonymous): Add writable parameter; adjust all
214 * testsuite/Makefile.am (incremental_test_4): Test
216 * testsuite/Makefile.in: Regenerate.
218 2011-05-24 Cary Coutant <ccoutant@google.com>
220 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
222 * testsuite/Makefile.in: Regenerate.
223 * testsuite/two_file_test_1_v1.cc: New test source file.
224 * testsuite/two_file_test_1b_v1.cc: New test source file.
225 * testsuite/two_file_test_2_v1.cc: New test source file.
227 2011-05-24 Cary Coutant <ccoutant@google.com>
229 * dynobj.h (Dynobj::do_dynobj): New function.
230 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
231 flag and soname for shared objects.
232 * incremental.cc (Incremental_inputs::report_object): Make
233 either Incremental_object_entry or Incremental_dynobj_entry; add
234 soname to string table.
235 (Incremental_inputs::report_input_section): Add assertion.
236 (Output_section_incremental_inputs::set_final_data_size): Adjust
237 type of input file entry for shared libraries; adjust size of
238 shared library info entry.
239 (Output_section_incremental_inputs::write_input_files): Write
240 as_needed flag for shared libraries.
241 (Output_section_incremental_inputs::write_info_blocks): Adjust type
242 of input file entry for shared libraries; write soname.
243 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
244 soname from incremental info.
245 * incremental.h (enum Incremental_input_flags): Add
246 INCREMENTAL_INPUT_AS_NEEDED.
247 (Incremental_input_entry::Incremental_input_entry): Initialize new
249 (Incremental_input_entry::set_as_needed): New function.
250 (Incremental_input_entry::as_needed): New function.
251 (Incremental_input_entry::do_dynobj_entry): New function.
252 (Incremental_input_entry::as_needed_): New data member.
253 (Incremental_object_entry::Incremental_object_entry): Don't check
255 (Incremental_object_entry::do_type): Likewise.
256 (class Incremental_dynobj_entry): New class.
257 (Incremental_input_entry_reader::as_needed): New function.
258 (Incremental_input_entry_reader::get_soname): New function.
259 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
260 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
261 size of shared library info entry.
262 * layout.cc (Layout::finish_dynamic_section): Don't test for
263 incremental link when adding DT_NEEDED entries.
264 * object.h (Object::Object): Initialize new data member.
265 (Object::dynobj): New function.
266 (Object::set_as_needed): New function.
267 (Object::as_needed): New function.
268 (Object::do_dynobj): New function.
269 (Object::as_needed_): New data member.
271 2011-05-24 Cary Coutant <ccoutant@google.com>
273 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
274 info; adjust display of GOT entries.
275 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
276 vector of input objects; remove file_status_.
277 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
278 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
279 got_plt reader; call target hooks to reserve GOT entries.
280 (Output_section_incremental_inputs::set_final_data_size): Adjust size
281 of input file info header and GOT info entry.
282 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
284 (Got_plt_view_info::got_descriptor): Remove.
285 (Got_plt_view_info::sym_index): New data member.
286 (Got_plt_view_info::input_index): New data member.
287 (Local_got_offset_visitor::visit): Write input file index.
288 (Global_got_offset_visitor::visit): Write 0 for input file index.
289 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
290 with sym_index and input_index.
291 (Output_section_incremental_inputs::write_got_plt): Adjust size of
292 incremental info GOT entry; replace got_descriptor with input_index.
293 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
294 map from input file index to object.
295 (Sized_relobj_incr::do_layout): Replace direct data member reference
296 with accessor function.
297 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
298 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
299 Adjust size of input file info header.
300 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
301 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
302 (Incremental_input_entry_reader::get_input_section): Adjust size of
303 input file info header.
304 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
305 of incremental info GOT entry.
306 (Incremental_got_plt_reader::get_got_desc): Remove.
307 (Incremental_got_plt_reader::get_got_symndx): New function.
308 (Incremental_got_plt_reader::get_got_input_index): New function.
309 (Sized_incremental_binary::Sized_incremental_binary): Remove
310 file_status_; add input_objects_.
311 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
312 (Sized_incremental_binary::set_file_is_unchanged): Remove.
313 (Sized_incremental_binary::file_is_unchanged): Remove.
314 (Sized_incremental_binary::set_input_object): New function.
315 (Sized_incremental_binary::input_object): New function.
316 (Sized_incremental_binary::file_status_): Remove.
317 (Sized_incremental_binary::input_objects_): New data member.
318 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
320 (Sized_relobj_incr::invalid_address): Move to base class.
321 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
323 (Sized_relobj_incr::do_output_section_offset): Likewise.
324 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
325 (Sized_relobj_incr::section_offsets_): Likewise.
326 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
328 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
329 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
330 with accessor function.
331 (Sized_relobj_file::do_layout): Likewise.
332 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
333 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
334 (Sized_relobj_file::compute_final_local_value): Replace refs to
335 section_offsets_ with accessor function.
336 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
337 * object.h (Relobj::Relobj): Initialize new data members.
338 (Relobj::add_dyn_reloc): New function.
339 (Relobj::first_dyn_reloc): New function.
340 (Relobj::dyn_reloc_count): New function.
341 (Relobj::first_dyn_reloc_): New data member.
342 (Relobj::dyn_reloc_count_): New data member.
343 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
345 (Sized_relobj::Address): New typedef.
346 (Sized_relobj::invalid_address): Move here from child class.
347 (Sized_relobj::Sized_relobj): Initialize new data members.
348 (Sized_relobj::sized_relobj): New function.
349 (Sized_relobj::is_output_section_offset_invalid): Move here from
351 (Sized_relobj::get_output_section_offset): Likewise.
352 (Sized_relobj::local_has_got_offset): Likewise.
353 (Sized_relobj::local_got_offset): Likewise.
354 (Sized_relobj::set_local_got_offset): Likewise.
355 (Sized_relobj::do_for_all_local_got_entries): Likewise.
356 (Sized_relobj::clear_got_offsets): New function.
357 (Sized_relobj::section_offsets): Move here from child class.
358 (Sized_relobj::do_output_section_offset): Likewise.
359 (Sized_relobj::do_set_section_offset): Likewise.
360 (Sized_relobj::Local_got_offsets): Likewise.
361 (Sized_relobj::local_got_offsets_): Likewise.
362 (Sized_relobj::section_offsets_): Likewise.
363 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
365 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
367 (Sized_relobj_file::sized_relobj): New function
368 (Sized_relobj_file::local_has_got_offset): Move to base class.
369 (Sized_relobj_file::local_got_offset): Likewise.
370 (Sized_relobj_file::set_local_got_offset): Likewise.
371 (Sized_relobj_file::get_output_section_offset): Likewise.
372 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
373 (Sized_relobj_file::do_output_section_offset): Likewise.
374 (Sized_relobj_file::do_set_section_offset): Likewise.
375 (Sized_relobj_file::Local_got_offsets): Likewise.
376 (Sized_relobj_file::local_got_offsets_): Likewise.
377 (Sized_relobj_file::section_offsets_): Likewise.
378 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
380 (set_needs_dynsym_index): Convert relobj to derived class pointer.
381 (Output_reloc::get_symbol_index): Likewise.
382 (Output_reloc::local_section_offset): Likewise.
383 (Output_reloc::get_address): Likewise.
384 (Output_reloc::symbol_value): Likewise.
385 (Output_data_got::reserve_slot): Move to class definition.
386 (Output_data_got::reserve_local): New function.
387 (Output_data_got::reserve_slot_for_global): Remove.
388 (Output_data_got::reserve_global): New function.
389 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
390 (all constructors, two instantiations).
391 (Output_reloc::get_relobj): New function (two instantiations).
392 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
393 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
394 (Output_data_reloc::add_global): Adjust type of relobj.
395 (Output_data_reloc::add_global_relative): Likewise.
396 (Output_data_reloc::add_symbolless_global_addend): Likewise.
397 (Output_data_reloc::add_local): Likewise.
398 (Output_data_reloc::add_local_relative): Likewise.
399 (Output_data_reloc::add_symbolless_local_addend): Likewise.
400 (Output_data_reloc::add_local_section): Likewise.
401 (Output_data_reloc::add_output_section): Likewise.
402 (Output_data_reloc::add_absolute): Likewise.
403 (Output_data_reloc::add_target_specific): Likewise.
404 (Output_data_got::reserve_slot): Move definition here.
405 (Output_data_got::reserve_local): New function.
406 (Output_data_got::reserve_global): New function.
407 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
408 section_offsets_ with accessor function.
409 (Sized_relobj_file::write_sections): Likewise.
410 (Sized_relobj_file::do_relocate_sections): Likewise.
411 * target.h (Sized_target::reserve_local_got_entry): New function.
412 (Sized_target::reserve_global_got_entry): New function.
413 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
414 (Target_x86_64::reserve_global_got_entry): New function.
415 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
417 2011-05-23 Cary Coutant <ccoutant@google.com>
419 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
420 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
421 bit when checking got_type.
422 * incremental.cc (Sized_incremental_binary::setup_readers):
423 Store symbol table and string table locations; initialize bit vector
424 of file status flags.
425 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
427 (Sized_incremental_binary::do_process_got_plt): New function.
428 (Sized_incremental_binary::get_symtab_view): Use stored locations.
429 (Output_section_incremental_inputs::set_final_data_size): Record
430 file index for each input file.
431 (Output_section_incremental_inputs::write_got_plt): Store file index
432 instead of input entry offset for each GOT entry.
434 (Incremental_input_entry::Incremental_input_entry): Initialize new
436 (Incremental_input_entry::set_offset): Store file index.
437 (Incremental_input_entry::get_file_index): New function.
438 (Incremental_input_entry::file_index_): New data member.
439 (Incremental_binary::process_got_plt): New function.
440 (Incremental_binary::do_process_got_plt): New function.
441 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
443 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
444 (Sized_incremental_binary::set_file_is_unchanged): New function.
445 (Sized_incremental_binary::file_is_unchanged): New function.
446 (Sized_incremental_binary::do_process_got_plt): New function.
447 (Sized_incremental_binary::file_status_): New data member.
448 (Sized_incremental_binary::main_symtab_loc_): New data member.
449 (Sized_incremental_binary::main_strtab_loc_): New data member.
450 * output.cc (Output_data_got::Got_entry::write): Add case
452 (Output_data_got::add_global): Call add_got_entry.
453 (Output_data_got::add_global_plt): Likewise.
454 (Output_data_got::add_global_with_rel): Likewise.
455 (Output_data_got::add_global_with_rela): Likewise.
456 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
457 (Output_data_got::add_global_pair_with_rela): Likewise.
458 (Output_data_got::add_local): Call add_got_entry.
459 (Output_data_got::add_local_plt): Likewise.
460 (Output_data_got::add_local_with_rel): Likewise.
461 (Output_data_got::add_local_with_rela): Likewise.
462 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
463 (Output_data_got::add_local_pair_with_rela): Likewise.
464 (Output_data_got::reserve_slot): New function.
465 (Output_data_got::reserve_slot_for_global): New function.
466 (Output_data_got::add_got_entry): New function.
467 (Output_data_got::add_got_entry_pair): New function.
468 (Output_section::add_output_section_data): Edit FIXME.
470 (Output_section_data_build::Output_section_data_build): New
471 constructor with size parameter.
472 (Output_data_space::Output_data_space): Likewise.
473 (Output_data_got::Output_data_got): Initialize new data member; new
474 constructor with size parameter.
475 (Output_data_got::add_constant): Call add_got_entry.
476 (Output_data_got::reserve_slot): New function.
477 (Output_data_got::reserve_slot_for_global): New function.
478 (class Output_data_got::Got_entry): Add RESERVED_CODE.
479 (Output_data_got::add_got_entry): New function.
480 (Output_data_got::add_got_entry_pair): New function.
481 (Output_data_got::free_list_): New data member.
482 * target.h (Sized_target::init_got_plt_for_update): New function.
483 (Sized_target::register_global_plt_entry): New function.
484 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
485 Initialize new data member; call init; add constructor with PLT count.
486 (Output_data_plt_x86_64::init): New function.
487 (Output_data_plt_x86_64::add_relocation): New function.
488 (Output_data_plt_x86_64::reserve_slot): New function.
489 (Output_data_plt_x86_64::free_list_): New data member.
490 (Target_x86_64::init_got_plt_for_update): New function.
491 (Target_x86_64::register_global_plt_entry): New function.
492 (Output_data_plt_x86_64::add_entry): Allocate from free list for
494 (Output_data_plt_x86_64::add_relocation): New function.
495 * testsuite/object_unittest.cc (Object_test): Set default options.
497 2011-05-16 Ian Lance Taylor <iant@google.com>
499 * options.h (class General_options): Make -i a synonym for -r.
501 2011-05-16 Ian Lance Taylor <iant@google.com>
503 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
505 2011-05-10 Cary Coutant <ccoutant@google.com>
507 * object.cc (Sized_relobj::do_count_local_symbols): Check for
510 2011-05-06 Ian Lance Taylor <iant@google.com>
512 * layout.cc (Layout::layout): If the output section flags change,
515 2011-04-25 Cary Coutant <ccoutant@google.com>
517 * incremental-dump.cc (dump_incremental_inputs): Print local
518 symbol info for each input file.
520 (Output_section_incremental_inputs::set_final_data_size): Add local
521 symbol info to input file entries in incremental info.
522 (Output_section_incremental_inputs::write_info_blocks): Likewise.
523 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
524 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
525 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
527 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
528 (Sized_incr_relobj::do_relocate): Write the local symbols.
529 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
530 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
531 Adjust size of input file header.
532 (Incremental_inputs_reader::get_local_symbol_offset): New function.
533 (Incremental_inputs_reader::get_local_symbol_count): New function.
534 (Incremental_inputs_reader::get_input_section): Adjust size of input
536 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
537 (Sized_incr_relobj::This): New typedef.
538 (Sized_incr_relobj::sym_size): New const data member.
539 (Sized_incr_relobj::Local_symbol): New struct.
540 (Sized_incr_relobj::do_output_local_symbol_count): New function.
541 (Sized_incr_relobj::do_local_symbol_offset): New function.
542 (Sized_incr_relobj::local_symbol_count_): New data member.
543 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
544 (Sized_incr_relobj::local_symbol_index_): New data member.
545 (Sized_incr_relobj::local_symbol_offset_): New data member.
546 (Sized_incr_relobj::local_dynsym_offset_): New data member.
547 (Sized_incr_relobj::local_symbols_): New data member.
548 * object.h (Relobj::output_local_symbol_count): New function.
549 (Relobj::local_symbol_offset): New function.
550 (Relobj::do_output_local_symbol_count): New function.
551 (Relobj::do_local_symbol_offset): New function.
552 (Sized_relobj::do_output_local_symbol_count): New function.
553 (Sized_relobj::do_local_symbol_offset): New function.
555 2011-04-22 Vladimir Simonov <sv@sw.ru>
557 * descriptors.cc (set_close_on_exec): New function.
558 (Descriptors::open): Use set_close_on_exec.
559 * output.cc (S_ISLNK): Define if not defined.
561 2011-04-22 Cary Coutant <ccoutant@google.com>
563 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
565 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
566 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
567 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
569 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
570 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
571 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
573 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
575 (Incremental_binary::apply_incremental_relocs): New function.
576 (Incremental_binary::do_apply_incremental_relocs): New function.
577 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
579 (Sized_incremental_binary::add_global_symbol): New function.
580 (Sized_incremental_binary::global_symbol): New function.
581 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
582 (Sized_incremental_binary::symbol_map_): New data member.
583 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
584 * target.h (Sized_target::apply_relocation): New function.
585 * target-reloc.h (apply_relocation): New function.
586 * x86_64.cc (Target_x86_64::apply_relocation): New function.
588 2011-04-22 Doug Kwan <dougkwan@google.com>
590 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
591 flag of a SHT_ARM_EXIDX section.
592 * testsuite/Makefile.am (arm_exidx_test): New test rules.
593 * testsuite/Makefile.in: Regenerate.
594 * testsuite/arm_exidx_test.s: New file.
595 * testsuite/arm_exidx_test.sh: Same.
597 2011-04-20 Cary Coutant <ccoutant@google.com>
600 * archive.h (Incremental_archive_entry::Archive_member):
601 Initialize arg_serial_ (second constructor).
603 2011-04-17 Ian Lance Taylor <iant@google.com>
605 * object.cc (Relocate_info::location): Simplify location string.
606 * errors.cc (Errors::error_at_location): Don't print program
608 (Errors::warning_at_location): Likewise.
609 (Errors::undefined_symbol): Likewise.
610 * testsuite/debug_msg.sh: Update accordingly.
612 2011-04-14 Cary Coutant <ccoutant@google.com>
614 * gold/layout.cc (Layout::symtab_section_offset): New function.
615 * gold/layout.h (Layout::symtab_section_offset): New function.
616 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
618 2011-04-12 Ian Lance Taylor <iant@google.com>
620 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
622 * output.h (class Output_file): Add map_is_allocated_ field.
623 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
624 not available, provide stubs. If mremap is not available, #define
626 (MREMAP_MAYMOVE): Define if not defined.
627 (Output_file::Output_file): Initialize map_is_allocated_.
628 (Output_file::resize): Check map_is_allocated_.
629 (Output_file::map_anonymous): If mmap fails, use malloc.
630 (Output_file::unmap): Don't do anything for an anonymous map.
631 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
632 is not available, provide stubs.
633 (File_read::View::~View): Use free rather than delete[].
634 (File_read::make_view): Use malloc rather than new[]. If mmap
636 (File_read::find_or_make_view): Use malloc rather than new[].
637 * gold.h: Remove HAVE_REMAP code.
638 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
639 exists. Rename mremap to gold_mremap. If mmap is not available
641 * configure, config.in: Rebuild.
643 2011-04-11 Ian Lance Taylor <iant@google.com>
645 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
646 initialize local variable v.
648 2011-04-11 Cary Coutant <ccoutant@google.com>
650 * archive.cc (Archive::include_member): Adjust call to
652 (Add_archive_symbols::run): Track argument serial numbers.
653 (Lib_group::include_member): Likewise.
654 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
655 * archive.h (Incremental_archive_entry::Archive_member):
656 Initialize arg_serial_.
657 (Archive_member::arg_serial_): New data member.
658 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
659 (Sized_dynobj::do_add_symbols): Track symbols when doing an
661 (Sized_dynobj::do_for_all_local_got_entries): New function.
662 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
664 * fileread.cc (get_mtime): New function.
665 * fileread.h (get_mtime): New function.
666 * gold.cc (queue_initial_tasks): Check for incremental update.
667 (process_incremental_input): New function.
668 (queue_middle_tasks): Don't force valid target for incremental
670 * incremental-dump.cc (find_input_containing_global): Adjust
671 size of symbol info entry.
672 (dump_incremental_inputs): Dump argument serial number and
673 in_system_directory flag; bias shndx by 1; print symbol names
674 when dumping per-file symbol lists; use new symbol info readers.
676 (Output_section_incremental_inputs:update_data_size): New function.
677 (Sized_incremental_binary::setup_readers): Setup input readers
678 for each input file; build maps for files added from libraries
680 (Sized_incremental_binary::check_input_args): New function.
681 (Sized_incremental_binary::do_check_inputs): Build map of argument
682 serial numbers to input arguments.
683 (Sized_incremental_binary::do_file_has_changed): Rename
684 do_file_is_unchanged to this; compare file modification times.
685 (Sized_incremental_binary::do_init_layout): New function.
686 (Sized_incremental_binary::do_reserve_layout): New function.
687 (Sized_incremental_binary::do_get_input_reader): Remove.
688 (Sized_incremental_binary::get_symtab_view): New function.
689 (Incremental_checker::can_incrementally_link_output_file): Remove.
690 (Incremental_inputs::report_command_line): Exclude --debug options.
691 (Incremental_inputs::report_archive_begin): Add parameter; track
692 argument serial numbers; don't put input file entry for archive
693 before archive members.
694 (Incremental_inputs::report_archive_end): Put input file entry
695 for archive after archive members.
696 (Incremental_inputs::report_object): Add parameter; track argument
697 serial numbers and in_system_directory flag.
698 (Incremental_inputs::report_script): Add parameter; track argument
700 (Output_section_incremental_inputs::set_final_data_size): Adjust
701 size of symbol info entry; check for forwarding symbols.
702 (Output_section_incremental_inputs::write_input_files): Write
703 in_system_directory flag and argument serial number.
704 (Output_section_incremental_inputs::write_info_blocks): Map section
705 indices between incremental info and original input file; store
706 input section index for each symbol.
707 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
708 change operator() to visit().
709 (class Global_got_offset_visitor): Likewise.
710 (class Global_symbol_visitor_got_plt):
711 (Output_section_incremental_inputs::write_got_plt): Use new visitor
713 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
714 (Sized_incr_relobj::do_read_symbols): New function.
715 (Sized_incr_relobj::do_layout): New function.
716 (Sized_incr_relobj::do_layout_deferred_sections): New function.
717 (Sized_incr_relobj::do_add_symbols): New function.
718 (Sized_incr_relobj::do_should_include_member): New function.
719 (Sized_incr_relobj::do_for_all_global_symbols): New function.
720 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
721 (Sized_incr_relobj::do_section_size): New function.
722 (Sized_incr_relobj::do_section_name): New function.
723 (Sized_incr_relobj::do_section_contents): New function.
724 (Sized_incr_relobj::do_section_flags): New function.
725 (Sized_incr_relobj::do_section_entsize): New function.
726 (Sized_incr_relobj::do_section_address): New function.
727 (Sized_incr_relobj::do_section_type): New function.
728 (Sized_incr_relobj::do_section_link): New function.
729 (Sized_incr_relobj::do_section_info): New function.
730 (Sized_incr_relobj::do_section_addralign): New function.
731 (Sized_incr_relobj::do_initialize_xindex): New function.
732 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
733 (Sized_incr_relobj::do_read_relocs): New function.
734 (Sized_incr_relobj::do_gc_process_relocs): New function.
735 (Sized_incr_relobj::do_scan_relocs): New function.
736 (Sized_incr_relobj::do_count_local_symbols): New function.
737 (Sized_incr_relobj::do_finalize_local_symbols): New function.
738 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
739 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
740 (Sized_incr_relobj::do_relocate): New function.
741 (Sized_incr_relobj::do_set_section_offset): New function.
742 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
743 (Sized_incr_dynobj::do_read_symbols): New function.
744 (Sized_incr_dynobj::do_layout): New function.
745 (Sized_incr_dynobj::do_add_symbols): New function.
746 (Sized_incr_dynobj::do_should_include_member): New function.
747 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
748 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
749 (Sized_incr_dynobj::do_section_size): New function.
750 (Sized_incr_dynobj::do_section_name): New function.
751 (Sized_incr_dynobj::do_section_contents): New function.
752 (Sized_incr_dynobj::do_section_flags): New function.
753 (Sized_incr_dynobj::do_section_entsize): New function.
754 (Sized_incr_dynobj::do_section_address): New function.
755 (Sized_incr_dynobj::do_section_type): New function.
756 (Sized_incr_dynobj::do_section_link): New function.
757 (Sized_incr_dynobj::do_section_info): New function.
758 (Sized_incr_dynobj::do_section_addralign): New function.
759 (Sized_incr_dynobj::do_initialize_xindex): New function.
760 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
761 (make_sized_incremental_object): New function.
762 (Incremental_library::copy_unused_symbols): New function.
763 (Incremental_library::do_for_all_unused_symbols): New function.
764 * incremental.h (enum Incremental_input_flags): New type.
765 (class Incremental_checker): Remove.
766 (Incremental_input_entry::Incremental_input_entry): Add argument
768 (Incremental_input_entry::arg_serial): New function.
769 (Incremental_input_entry::set_is_in_system_directory): New function.
770 (Incremental_input_entry::is_in_system_directory): New function.
771 (Incremental_input_entry::arg_serial_): New data member.
772 (Incremental_input_entry::is_in_system_directory_): New data member.
773 (class Script_info): Move here from script.h.
774 (Script_info::Script_info): Add filename parameter.
775 (Script_info::filename): New function.
776 (Script_info::filename_): New data member.
777 (Incremental_script_entry::Incremental_script_entry): Add argument
779 (Incremental_object_entry::Incremental_object_entry): Likewise.
780 (Incremental_object_entry::add_input_section): Build list of input
781 sections with map to original shndx.
782 (Incremental_object_entry::get_input_section_index): New function.
783 (Incremental_object_entry::shndx_): New data member.
784 (Incremental_object_entry::name_key_): Rename; adjust all refs.
785 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
786 (Incremental_archive_entry::Incremental_archive_entry): Add argument
788 (Incremental_inputs::report_archive_begin): Likewise.
789 (Incremental_inputs::report_object): Likewise.
790 (Incremental_inputs::report_script): Likewise.
791 (class Incremental_global_symbol_reader): New class.
792 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
793 and store flags and input file type.
794 (Incremental_input_entry_reader::arg_serial): New function.
795 (Incremental_input_entry_reader::type): Extract type from flags.
796 (Incremental_input_entry_reader::is_in_system_directory): New function.
797 (Incremental_input_entry_reader::get_input_section_count): Call
798 accessor function for type.
799 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
800 function for type; adjust size of global symbol entry.
801 (Incremental_input_entry_reader::get_global_symbol_count): Call
802 accessor function for type.
803 (Incremental_input_entry_reader::get_object_count): Likewise.
804 (Incremental_input_entry_reader::get_object_offset): Likewise.
805 (Incremental_input_entry_reader::get_member_count): Likewise.
806 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
807 (Incremental_input_entry_reader::get_member_offset): Likewise.
808 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
809 (Incremental_input_entry_reader::Global_symbol_info): Remove.
810 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
811 (Incremental_input_entry_reader::get_global_symbol_reader): New
813 (Incremental_input_entry_reader::get_output_symbol_index): New
815 (Incremental_input_entry_reader::type_): Remove.
816 (Incremental_input_entry_reader::flags_): New data member.
817 (Incremental_inputs_reader::input_file_offset): New function.
818 (Incremental_inputs_reader::input_file_index): New function.
819 (Incremental_inputs_reader::input_file): Call input_file_offset.
820 (Incremental_inputs_reader::input_file_at_offset): New function.
821 (Incremental_relocs_reader::get_r_type): Reformat.
822 (Incremental_relocs_reader::get_r_shndx): Reformat.
823 (Incremental_relocs_reader::get_r_offset): Reformat.
824 (Incremental_relocs_reader::data): New function.
825 (Incremental_binary::Incremental_binary): Initialize new data members.
826 (Incremental_binary::check_inputs): Add cmdline parameter.
827 (Incremental_binary::file_is_unchanged): Remove.
828 (Input_reader::arg_serial): New function.
829 (Input_reader::get_unused_symbol_count): New function.
830 (Input_reader::get_unused_symbol): New function.
831 (Input_reader::do_arg_serial): New function.
832 (Input_reader::do_get_unused_symbol_count): New function.
833 (Input_reader::do_get_unused_symbol): New function.
834 (Incremental_binary::input_file_count): New function.
835 (Incremental_binary::get_input_reader): Change signature to use
836 index instead of filename.
837 (Incremental_binary::file_has_changed): New function.
838 (Incremental_binary::get_input_argument): New function.
839 (Incremental_binary::get_library): New function.
840 (Incremental_binary::get_script_info): New function.
841 (Incremental_binary::init_layout): New function.
842 (Incremental_binary::reserve_layout): New function.
843 (Incremental_binary::output_file): New function.
844 (Incremental_binary::do_check_inputs): New function.
845 (Incremental_binary::do_file_is_unchanged): Remove.
846 (Incremental_binary::do_file_has_changed): New function.
847 (Incremental_binary::do_init_layout): New function.
848 (Incremental_binary::do_reserve_layout): New function.
849 (Incremental_binary::do_input_file_count): New function.
850 (Incremental_binary::do_get_input_reader): Change signature.
851 (Incremental_binary::input_args_map_): New data member.
852 (Incremental_binary::library_map_): New data member.
853 (Incremental_binary::script_map_): New data member.
854 (Sized_incremental_binary::Sized_incremental_binary): Initialize
856 (Sized_incremental_binary::output_section): New function.
857 (Sized_incremental_binary::inputs_reader): Add const.
858 (Sized_incremental_binary::symtab_reader): Add const.
859 (Sized_incremental_binary::relocs_reader): Add const.
860 (Sized_incremental_binary::got_plt_reader): Add const.
861 (Sized_incremental_binary::get_symtab_view): New function.
862 (Sized_incremental_binary::Inputs_reader): New typedef.
863 (Sized_incremental_binary::Input_entry_reader): New typedef.
864 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
865 (Sized_incremental_binary::do_file_is_unchanged): Remove.
866 (Sized_incremental_binary::do_file_has_changed): New function.
867 (Sized_incremental_binary::do_init_layout): New function.
868 (Sized_incremental_binary::do_reserve_layout): New function.
869 (Sized_input_reader::Inputs_reader): Remove.
870 (Sized_input_reader::Input_entry_reader): Remove.
871 (Sized_input_reader::do_arg_serial): New function.
872 (Sized_input_reader::do_get_unused_symbol_count): New function.
873 (Sized_input_reader::do_get_unused_symbol): New function.
874 (Sized_incremental_binary::do_input_file_count): New function.
875 (Sized_incremental_binary::do_get_input_reader): Change signature;
876 use index instead of filename.
877 (Sized_incremental_binary::section_map_): New data member.
878 (Sized_incremental_binary::input_entry_readers_): New data member.
879 (class Sized_incr_relobj): New class.
880 (class Sized_incr_dynobj): New class.
881 (make_sized_incremental_object): New function.
882 (class Incremental_library): New class.
883 * layout.cc (Free_list::num_lists): New static data member.
884 (Free_list::num_nodes): New static data member.
885 (Free_list::num_removes): New static data member.
886 (Free_list::num_remove_visits): New static data member.
887 (Free_list::num_allocates): New static data member.
888 (Free_list::num_allocate_visits): New static data member.
889 (Free_list::init): New function.
890 (Free_list::remove): New function.
891 (Free_list::allocate): New function.
892 (Free_list::dump): New function.
893 (Free_list::print_stats): New function.
894 (Layout_task_runner::run): Resize output file for incremental updates.
895 (Layout::Layout): Initialize new data members.
896 (Layout::set_incremental_base): New function.
897 (Layout::init_fixed_output_section): New function.
898 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
900 (Layout::create_gold_note): Do not create gold note section for
902 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
903 for incremental updates.
904 (Layout::set_section_offsets): For incremental updates, allocate space
906 (Layout::create_symtab_sections): Layout with offsets relative to
907 start of section; for incremental updates, allocate space from free
909 (Layout::create_shdrs): For incremental updates, allocate space from
911 (Layout::finish_dynamic_section): For incremental updates, do not
912 check --as-needed (fixed in subsequent patch).
913 * layout.h (class Free_list): New class.
914 (Layout::set_incremental_base): New function.
915 (Layout::incremental_base): New function.
916 (Layout::init_fixed_output_section): New function.
917 (Layout::allocate): New function.
918 (Layout::incremental_base_): New data member.
919 (Layout::free_list_): New data member.
920 * main.cc (main): Print Free_list statistics.
921 * object.cc (Relobj::finalize_incremental_relocs): Add
922 clear_counts parameter; clear counts only when clear_counts is set.
923 (Sized_relobj::Sized_relobj): Initialize new base class.
924 (Sized_relobj::do_layout): Don't report special sections.
925 (Sized_relobj::do_for_all_local_got_entries): New function.
926 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
927 symtab_off to all symbol table offsets.
928 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
929 * object.h (class Got_offset_list): Move to top of file.
930 (Object::Object): Allow case where input_file == NULL.
931 (Object::~Object): Likewise.
932 (Object::input_file): Assert that input_file != NULL.
933 (Object::lock): Allow case where input_file == NULL.
934 (Object::unlock): Likewise.
935 (Object::is_locked): Likewise.
936 (Object::token): Likewise.
937 (Object::release): Likewise.
938 (Object::is_incremental): New function.
939 (Object::get_mtime): New function.
940 (Object::for_all_local_got_entries): New function.
941 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
942 (Object::set_is_in_system_directory): New function.
943 (Object::is_in_system_directory): New function.
944 (Object::do_is_incremental): New function.
945 (Object::do_get_mtime): New function.
946 (Object::do_for_all_local_got_entries): New function.
947 (Object::is_in_system_directory_): New data member.
948 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
949 (class Sized_relobj_base): New class.
950 (class Sized_relobj): Derive from Sized_relobj_base.
951 (class Sized_relobj::Symbols): Redeclare from base class.
952 (class Sized_relobj::local_got_offset_list): Remove.
953 (class Sized_relobj::Output_sections): Redeclare from base class.
954 (class Sized_relobj::do_for_all_local_got_entries): New function.
955 (class Sized_relobj::write_local_symbols): Add offset parameter.
956 (class Sized_relobj::local_symbol_offset_): Update comment.
957 (class Sized_relobj::local_dynsym_offset_): Update comment.
958 * options.cc (Input_arguments::add_file): Remove const.
959 * options.h (Input_file_argument::Input_file_argument):
960 Initialize arg_serial_ (all constructors).
961 (Input_file_argument::set_arg_serial): New function.
962 (Input_file_argument::arg_serial): New function.
963 (Input_file_argument::arg_serial_): New data member.
964 (Input_arguments::Input_arguments): Initialize file_count_.
965 (Input_arguments::add_file): Remove const.
966 (Input_arguments::number_of_input_files): New function.
967 (Input_arguments::file_count_): New data member.
968 (Command_line::number_of_input_files): Call
969 Input_arguments::number_of_input_files.
970 * output.cc (Output_segment_headers::Output_segment_headers):
972 (Output_section::Input_section::current_data_size): New function.
973 (Output_section::Output_section): Initialize new data members.
974 (Output_section::add_input_section): Don't do merge sections for
975 an incremental link; allocate space from free list for an
977 (Output_section::add_output_section_data): Allocate space from
978 free list for an incremental update.
979 (Output_section::update_data_size): New function.
980 (Output_section::set_fixed_layout): New function.
981 (Output_section::reserve): New function.
982 (Output_segment::set_section_addresses): Remove const.
983 (Output_segment::set_section_list_addresses): Remove const; allocate
984 space from free list for an incremental update.
985 (Output_segment::set_offset): Adjust size of RELRO segment for an
987 * output.h (Output_data::current_data_size): Move here from
989 (Output_data::pre_finalize_data_size): New function.
990 (Output_data::update_data_size): New function.
991 (Output_section_headers::update_data_size): new function.
992 (Output_section_data_build::current_data_size): Move to Output_data.
993 (Output_data_strtab::update_data_size): New function.
994 (Output_section::current_data_size): Move to Output_data.
995 (Output_section::set_fixed_layout): New function.
996 (Output_section::has_fixed_layout): New function.
997 (Output_section::reserve): New function.
998 (Output_section::update_data_size): New function.
999 (Output_section::has_fixed_layout_): New data member.
1000 (Output_section::free_list_): New data member.
1001 (Output_segment::set_section_addresses): Remove const.
1002 (Output_segment::set_section_list_addresses): Remove const.
1003 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1005 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1007 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1008 parameter when calling Add_symbols constructor; store argument
1009 serial number for members of a lib group.
1010 (Add_symbols::locks): Allow case where token == NULL.
1011 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1012 (Read_member::~Read_member): New function.
1013 (Read_member::is_runnable): New function.
1014 (Read_member::locks): New function.
1015 (Read_member::run): New function.
1016 (Check_script::~Check_script): New function.
1017 (Check_script::is_runnable): New function.
1018 (Check_script::locks): New function.
1019 (Check_script::run): New function.
1020 (Check_library::~Check_library): New function.
1021 (Check_library::is_runnable): New function.
1022 (Check_library::locks): New function.
1023 (Check_library::run): New function.
1024 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1025 (Add_symbols::library_): New data member.
1026 (class Read_member): New class.
1027 (class Check_script): New class.
1028 (class Check_library): New class.
1029 * reloc.cc (Read_relocs::is_runnable): Allow case where
1031 (Read_relocs::locks): Likewise.
1032 (Scan_relocs::locks): Likewise.
1033 (Relocate_task::locks): Likewise.
1034 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1036 (Sized_relobj::incremental_relocs_scan): Fix comment.
1037 (Sized_relobj::do_relocate): Pass output file offset to
1038 write_local_symbols.
1039 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1040 from class declaration.
1041 * script.cc (read_input_script): Allocate Script_info; pass
1042 argument serial number to report_script.
1043 * script.h (class Script_info): Move to incremental.h.
1044 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1045 * symtab.h (Symbol_table::add_from_incrobj): New function.
1046 (Symbol_table::set_file_offset): New function.
1048 2011-04-05 Cary Coutant <ccoutant@google.com>
1050 * incremental-dump.cc (dump_incremental_inputs): Change signature
1051 to take a Sized_incremental_binary; change caller. Use readers
1052 in Sized_incremental_binary.
1054 (Sized_incremental_binary::find_incremental_inputs_sections):
1055 Rename do_find_incremental_inputs_sections to this.
1056 (Sized_incremental_binary::setup_readers): New function.
1057 (Sized_incremental_binary::do_check_inputs): Check
1058 has_incremental_info_ flag; move setup code to setup_readers;
1060 (Sized_incremental_binary::do_file_is_unchanged): New function.
1061 (Sized_incremental_binary::do_get_input_reader): New function.
1062 * incremental.h (class Incremental_binary): Move to end of file.
1063 (Incremental_binary::file_is_unchanged): New function.
1064 (Incremental_binary::do_file_is_unchanged): New function.
1065 (Incremental_binary::Input_reader): New class.
1066 (Incremental_binary::get_input_reader): New function.
1067 (class Sized_incremental_binary): Move to end of file.
1068 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1069 input section reader classes.
1070 (Sized_incremental_binary::has_incremental_info): New function.
1071 (Sized_incremental_binary::inputs_reader): New function.
1072 (Sized_incremental_binary::symtab_reader): New function.
1073 (Sized_incremental_binary::relocs_reader): New function.
1074 (Sized_incremental_binary::got_plt_reader): New function.
1075 (Sized_incremental_binary::do_file_is_unchanged): New function.
1076 (Sized_incremental_binary::Sized_input_reader): New class.
1077 (Sized_incremental_binary::get_input_reader): New function.
1078 (Sized_incremental_binary::find_incremental_inputs_sections):
1079 Rename do_find_incremental_inputs_sections to this.
1080 (Sized_incremental_binary::setup_readers): New function.
1081 (Sized_incremental_binary::has_incremental_info_): New data member.
1082 (Sized_incremental_binary::inputs_reader_): New data member.
1083 (Sized_incremental_binary::symtab_reader_): New data member.
1084 (Sized_incremental_binary::relocs_reader_): New data member.
1085 (Sized_incremental_binary::got_plt_reader_): New data member.
1086 (Sized_incremental_binary::current_input_file_): New data member.
1088 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1091 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1094 2011-03-30 Cary Coutant <ccoutant@google.com>
1096 * archive.cc (Archive::include_member): Adjust call to report_object.
1097 (Add_archive_symbols::run): Add script_info to call to
1098 report_archive_begin.
1099 (Lib_group::include_member): Adjust call to report_object.
1100 (Add_lib_group_symbols::run): Adjust call to report_object.
1101 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1102 blocks. Add object count for script input files.
1103 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1104 script_info parameter; change all callers.
1105 (Incremental_inputs::report_object): Add script_info parameter;
1107 (Incremental_inputs::report_script): Store backpointer to
1108 incremental info entry.
1109 (Output_section_incremental_inputs::set_final_data_size): Record
1110 additional information for scripts.
1111 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1112 * incremental.h (Incremental_script_entry::add_object): New function.
1113 (Incremental_script_entry::get_object_count): New function.
1114 (Incremental_script_entry::get_object): New function.
1115 (Incremental_script_entry::objects_): New data member; adjust
1117 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1118 (Incremental_inputs::report_object): Add script_info parameter.
1119 (Incremental_inputs_reader::get_object_count): New function.
1120 (Incremental_inputs_reader::get_object_offset): New function.
1121 * options.cc (Input_arguments::add_file): Return reference to
1123 * options.h (Input_argument::set_script_info): New function.
1124 (Input_argument::script_info): New function.
1125 (Input_argument::script_info_): New data member; adjust all
1127 (Input_file_group::add_file): Return reference to new input argument.
1128 (Input_file_lib::add_file): Likewise.
1129 (Input_arguments::add_file): Likewise.
1130 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1131 * script.cc (Parser_closure::Parser_closure): Add script_info
1132 parameter; adjust all callers.
1133 (Parser_closure::script_info): New function.
1134 (Parser_closure::script_info_): New data member.
1135 (read_input_script): Report scripts earlier to incremental info.
1136 (script_add_file): Set script_info in Input_argument.
1137 (script_add_library): Likewise.
1138 * script.h (Script_options::Script_info): Rewrite class.
1140 2011-03-29 Cary Coutant <ccoutant@google.com>
1142 * archive.cc (Library_base::should_include_member): Move
1143 method here from class Archive.
1144 (Archive::Archive): Initialize base class.
1145 (Archive::should_include_member): Move to base class.
1146 (Archive::do_for_all_unused_symbols): New function.
1147 (Add_archive_symbols::run): Remove redundant access to
1149 (Lib_group::Lib_group): Initialize base class.
1150 (Lib_group::do_filename): New function.
1151 (Lib_group::include_member): Pass pointer to Lib_group to
1153 (Lib_group::do_for_all_unused_symbols): New function.
1154 (Add_lib_group_symbols::run): Report archive information for
1156 * archive.h (class Library_base): New base class.
1157 (class Archive): Derive from Library_base.
1158 (Archive::filename): Move to base class.
1159 (Archive::set_incremental_info): Likewise.
1160 (Archive::incremental_info): Likewise.
1161 (Archive::Should_include): Likewise.
1162 (Archive::should_include_member): Likewise.
1163 (Archive::Armap_entry): Remove.
1164 (Archive::Unused_symbol_iterator): Remove.
1165 (Archive::unused_symbols_begin): Remove.
1166 (Archive::unused_symbols_end): Remove.
1167 (Archive::do_filename): New function.
1168 (Archive::do_get_mtime): New function.
1169 (Archive::do_for_all_unused_symbols): New function.
1170 (Archive::task_): Move to base class.
1171 (Archive::incremental_info_): Likewise.
1172 (class Lib_group): Derive from Library_base.
1173 (Lib_group::do_filename): New function.
1174 (Lib_group::do_get_mtime): New function.
1175 (Lib_group::do_for_all_unused_symbols): New function.
1176 (Lib_group::task_): Move to base class.
1177 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1179 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1181 * incremental.cc (Incremental_inputs::report_archive_begin):
1182 Use Library_base; call library's get_mtime; add incremental inputs
1183 entry before members.
1184 (class Unused_symbol_visitor): New class.
1185 (Incremental_inputs::report_archive_end): Use Library_base; use
1186 visitor class to record unused symbols; don't add incremental inputs
1187 entry after members.
1188 (Incremental_inputs::report_object): Use Library_base.
1190 (Incremental_archive_entry::Incremental_archive_entry): Remove
1191 unused Archive parameter.
1192 (Incremental_inputs::report_archive_begin): Use Library_base.
1193 (Incremental_inputs::report_archive_end): Likewise.
1194 (Incremental_inputs::report_object): Likewise.
1195 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1197 * object.h (Object::for_all_global_symbols): New function.
1198 (Object::do_for_all_global_symbols): New function.
1199 (Sized_relobj::do_for_all_global_symbols): New function.
1200 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1202 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1205 2011-03-27 Ian Lance Taylor <iant@google.com>
1207 * archive.cc (Archive::interpret_header): Return -1 if something
1208 goes wrong. Change callers accordingly.
1210 2011-03-25 Cary Coutant <ccoutant@google.com>
1212 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1213 * testsuite/Makefile.in: Regenerate.
1215 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1217 * plugin.cc (get_view): New.
1218 (Plugin::load): Pass get_view to the plugin.
1219 (Plugin_manager::get_view): New.
1221 2011-03-21 Ian Lance Taylor <iant@google.com>
1223 * testsuite/final_layout.sh: Rewrite to not use dc.
1224 * testsuite/relro_test.sh: Fail if dc is not present.
1226 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1228 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1230 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1231 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1233 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1234 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1236 2011-03-14 Ian Lance Taylor <iant@google.com>
1238 * script-sections.cc (Sort_output_sections::script_compare):
1239 Rename from is_before, change return type.
1240 (Sort_output_sections::operator()): Adjust accordingly.
1242 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1245 * testsuite/odr_violation2.cc: Add comment to make all error line
1246 numbers double digits.
1247 * testsuite/debug_msg.sh: Adjust expected errors.
1249 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1251 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1252 but mark earlier ones as non-canonical
1253 (offset_to_iterator): Update search target and example
1254 (do_addr2line): Return extra lines in a vector*
1255 (format_file_lineno): Extract from do_addr2line
1256 (one_addr2line): Add vector* out-param
1257 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1258 when a lineno entry appeared last for its instruction
1259 (Dwarf_line_info): Add vector* out-param
1260 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1261 * symtab.cc (Odr_violation_compare): Include the lineno in the
1263 (linenos_from_loc): New. Combine the canonical line for an
1264 address with its other lines.
1265 (True_if_intersect): New. Helper functor to make
1266 std::set_intersection a query.
1267 (detect_odr_violations): Compare sets of lines instead of just
1268 one line for each function. This became less deterministic, but
1269 has fewer false positives.
1270 * symtab.h: Declarations.
1271 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1272 mix an optimized and non-optimized object in the same binary
1273 (odr_violation2.so): Same.
1274 * testsuite/Makefile.in: Regenerate from Makefile.am.
1275 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1276 * testsuite/debug_msg.sh: Update line numbers and add
1278 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1279 non-optimized context.
1280 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1281 isn't inlined, and use OdrDerived in an optimized context.
1282 * testsuite/odr_header1.h: Defines OdrDerived, where
1283 optimization will change the
1284 first-instruction-in-the-destructor's file and line number.
1285 * testsuite/odr_header2.h: Defines OdrBase.
1287 2011-03-09 Ian Lance Taylor <iant@google.com>
1289 * fileread.cc (File_read::clear_views): Don't delete the whole
1292 2011-03-08 Ian Lance Taylor <iant@google.com>
1295 * fileread.cc: #include <climits>.
1296 (GOLD_IOV_MAX): Define.
1297 (File_read::read_multiple): Limit number of entries by iov_max.
1298 * fileread.h (class File_read): Always set max_readv_entries to
1301 2011-03-07 Ian Lance Taylor <iant@google.com>
1304 * options.h (class General_options): Add -dy and -dn.
1306 2011-03-02 Cary Coutant <ccoutant@google.com>
1308 * testsuite/script_test_9.t: Add TLS segment.
1310 2011-03-02 Simon Baldwin <simonb@google.com>
1312 * configure.ac: Add check for gnu_indirect_function support in
1313 the toolchain building binutils.
1314 * configure: Rebuild.
1316 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1318 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1319 plugin only symbols.
1320 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1321 in plugin files as not needed in the symbol table.
1323 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1325 * output.cc (Output_section::add_input_section): Delay fill
1326 generation for section ordering.
1328 2011-02-09 Ian Lance Taylor <iant@google.com>
1331 * object.h (class Sized_relobj): Remove clear_local_symbols.
1332 * reloc.cc (Sized_relobj::do_relocate): Don't call
1333 clear_local_symbols.
1335 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1337 * plugin.cc (is_visible_from_outside): Return true for symbols
1340 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1342 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1345 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1347 * icf.h (is_section_foldable_candidate): Change type of parameter
1349 * icf.cc (Icf::find_identical_sections): Change type of local variable
1350 section_name to be std::string.
1351 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1353 2011-01-25 Ian Lance Taylor <iant@google.com>
1355 * script.cc (script_add_extern): Rewrite to use
1356 add_symbol_reference.
1358 2011-01-25 Doug Kwan <dougkwan@google.com>
1360 * icf.cc (get_section_contents): Always lock section's object.
1362 2011-01-24 Ian Lance Taylor <iant@google.com>
1364 * options.h (class General_options): Accept
1365 --no-detect-odr-violations.
1367 2011-01-24 Ian Lance Taylor <iant@google.com>
1369 * version.cc (version_string): Bump to 1.11.
1371 2011-01-24 Ian Lance Taylor <iant@google.com>
1373 * plugin.cc (class Plugin_rescan): Define new class.
1374 (Plugin_manager::claim_file): Set any_claimed_.
1375 (Plugin_manager::save_archive): New function.
1376 (Plugin_manager::save_input_group): New function.
1377 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1379 (Plugin_manager::new_undefined_symbol): New function.
1380 (Plugin_manager::rescan): New function.
1381 (Plugin_manager::rescannable_defines): New function.
1382 (Plugin_manager::add_input_file): Set any_added_.
1383 * plugin.h (class Plugin_manager): define new fields rescannable_,
1384 undefined_symbols_, any_claimed_, and any_added_. Declare
1385 Plugin_rescan as friend. Declare new functions.
1386 (Plugin_manager::Rescannable): Define type.
1387 (Plugin_manager::Rescannable_list): Define type.
1388 (Plugin_manager::Undefined_symbol_list): Define type.
1389 (Plugin_manager::Plugin_manager): Initialize new fields.
1390 * archive.cc (Archive::defines_symbol): New function.
1391 (Add_archive_symbols::run): Pass archive to plugins if any.
1392 * archive.h (class Archive): Declare defines_symbol.
1393 * readsyms.cc (Input_group::~Input_group): New function.
1394 (Finish_group::run): Pass input_group to plugins if any.
1395 * readsyms.h (class Input_group): Declare destructor.
1396 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1399 2011-01-10 Ian Lance Taylor <iant@google.com>
1401 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1403 (Layout::set_segment_offsets): Reset increase_relro before calling
1404 set_section_addresses a second time.
1406 2011-01-04 Cary Coutant <ccoutant@google.com>
1408 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1409 sections before NOBITS sections.
1411 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1413 * version.cc (print_version): Update copyright to 2011.
1415 2010-12-23 Cary Coutant <ccoutant@google.com>
1417 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1418 of OS to this->add. Add OD parameter to second form of the function.
1420 2010-12-20 Ian Lance Taylor <iant@google.com>
1422 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1423 second of two consecutive entries with same offset.
1425 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1427 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1428 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1429 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1430 to avoid unneeded links against $(LDADD).
1431 * testsuite/Makefile.in: Regenerate.
1433 2010-12-15 Ian Lance Taylor <iant@google.com>
1436 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1437 for R_X86_64_32 and R_X86_64_PC32.
1438 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1439 ver_matching_def_pic.o.
1440 (ver_matching_def_pic.o): New target.
1442 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1444 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1445 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1446 Move definition before File_read::View member definitions.
1447 (File_read::View::~View): Initialize and hold lock before
1448 updating current_mapped_bytes.
1450 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1452 * dwarf_reader.cc: Remove outdated comment.
1453 * gold-threads.cc: Fix typo in error message.
1454 * archive.cc: Fix typos in comments.
1455 * archive.h: Likewise.
1456 * arm-reloc-property.cc: Likewise.
1457 * arm-reloc-property.h: Likewise.
1458 * arm-reloc.def: Likewise.
1460 * attributes.h: Likewise.
1461 * cref.cc: Likewise.
1462 * ehframe.cc: Likewise.
1463 * fileread.h: Likewise.
1465 * i386.cc: Likewise.
1467 * incremental.h: Likewise.
1468 * int_encoding.cc: Likewise.
1469 * layout.h: Likewise.
1470 * main.cc: Likewise.
1471 * merge.h: Likewise.
1472 * object.cc: Likewise.
1473 * object.h: Likewise.
1474 * options.cc: Likewise.
1475 * readsyms.cc: Likewise.
1476 * reduced_debug_output.cc: Likewise.
1477 * reloc.cc: Likewise.
1478 * script-sections.cc: Likewise.
1479 * sparc.cc: Likewise.
1480 * symtab.h: Likewise.
1481 * target-reloc.h: Likewise.
1482 * target.cc: Likewise.
1483 * target.h: Likewise.
1484 * timer.cc: Likewise.
1485 * timer.h: Likewise.
1486 * x86_64.cc: Likewise.
1488 2010-12-09 Cary Coutant <ccoutant@google.com>
1490 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1492 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1493 parameter; change all callers.
1494 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1495 * options.h (warn_execstack): New option.
1497 2010-12-07 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1500 like function call relocations.
1502 2010-12-07 Ian Lance Taylor <iant@google.com>
1504 * archive.cc (Archive::get_elf_object_for_member): Permit
1505 punconfigured to be NULL.
1506 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1507 (Archive::include_member): Pass NULL to get_elf_object_for_member
1508 if we searched for the archive and this is the first included
1511 2010-12-01 Ian Lance Taylor <iant@google.com>
1513 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1514 track_relocs_type_ field.
1515 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1516 Set track_relocs_type_.
1517 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1518 contents when using RELA relocs.
1519 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1521 * reloc.cc (Track_relocs::next_addend): New function.
1522 * reloc.h (class Track_relocs): Declare next_addend.
1524 2010-12-01 Ian Lance Taylor <iant@google.com>
1526 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1529 2010-12-01 Ian Lance Taylor <iant@google.com>
1531 * README: Update compilers known to work and fail.
1533 2010-11-23 Matthias Klose <doko@ubuntu.com>
1535 * configure.in: For --enable-gold, handle value `default' instead of
1536 `both*'. Always install ld as ld.bfd, install as ld if gold is
1538 * configure: Regenerate.
1540 2010-11-18 Doug Kwan <dougkwan@google.com>
1542 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1543 and right_alignment to be zero. Store result alignment only if it is
1544 greater than existing alignment.
1546 2010-11-16 Cary Coutant <ccoutant@google.com>
1549 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1550 Check for ".zdebug_line".
1552 2010-11-16 Doug Kwan <dougkwan@google.com>
1553 Cary Coutant <ccoutant@google.com>
1555 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1556 by reference; adjust all callers.
1557 * output.cc (Output_segment::set_section_addresses): Adjust references
1558 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1560 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1561 end at page boundary.
1563 2010-11-16 Cary Coutant <ccoutant@google.com>
1566 * layout.cc (Layout::choose_output_section): Transform names of
1567 compressed sections even when using a script with a SECTIONS clause.
1568 (Layout::output_section_name): Remove code to transform
1569 compressed debug section names.
1570 * output.cc (Output_section::add_input_section): Use uncompressed
1571 section size when tracking input sections.
1573 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1575 * symtab.h (Symbol::NON_PIC_REF): Remove.
1576 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1577 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1578 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1579 (Symbol::use_plt_offset): Take a flags argument and pass it
1580 directly to needs_dynamic_reloc. Restrict check for undefined
1581 weak symbols to function calls.
1582 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1583 (Target_arm::Scan::global): Use it.
1584 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1585 (Target_arm::Relocate::relocate): Likewise.
1586 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1587 parameter with an r_type parameter. Use get_reference_flags
1589 (Target_arm::Relocate::relocate): Update accordingly.
1590 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1591 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1592 (Target_i386::Scan::global): Likewise.
1593 (Target_i386::Relocate::relocate): Likewise.
1594 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1595 parameter with an r_type parameter. Use get_reference_flags
1597 (Target_i386::Relocate::relocate): Update accordingly.
1598 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1599 (Target_powerpc::Scan::global): Use it.
1600 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1601 (Target_powerpc::Relocate::relocate): Likewise.
1602 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1603 (Target_sparc::Scan::global): Use it.
1604 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1605 (Target_sparc::Relocate::relocate): Likewise.
1606 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1607 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1608 (Target_x86_64::Scan::global): Likewise.
1609 (Target_x86_64::Relocate::relocate): Likewise.
1611 2010-11-08 Doug Kwan <dougkwan@google.com>
1612 Cary Coutant <ccoutant@google.com>
1614 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1615 (Arm_exidx_merge_section::section_contents_): New data member.
1616 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1617 (Arm_input_section::~Arm_input_section): De-allocate memory.
1618 (Arm_input_section::original_contents_): New data member.
1619 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1620 in parameters instead of calling Object::section_contents without
1622 (Arm_output_section::group_section): New parameter TASK. Pass it
1623 to callees that need locking objects.
1624 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1625 to lock EXIDX input sections. Fix a formatting issue. Call
1626 Arm_exidx_merged_section::build_contents to create merged section
1628 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1629 to lock object of stub table owner.
1630 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1631 TEXT_SIZE to initialize data member TEXT_SIZE_.
1632 (Arm_exidx_input_section::addralign): Fix typo in comment.
1633 (Arm_exidx_input_section::text_size): New method.
1634 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1635 that require locking objects. Lock objects before scanning for stubs
1636 and updating local symbols.
1637 (Arm_input_section<big_endian>::init): Copy contents of original
1639 (Arm_input_section<big_endian>::do_write): Use saved contents of
1640 original input section instead of calling Object::section_contents
1642 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1643 size without calling Object::section_size().
1644 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1645 for size. Allocate a buffer for merged EXIDX entries.
1646 (Arm_exidx_merged_section::build_contents): New method.
1647 (Arm_exidx_merged_section::do_write): Move merge section contents
1648 building code to Arm_exidx_merged_section::build_contetns. Write
1649 out contetns in buffer instead of building it on the fly.
1650 (Arm_relobj::make_exidx_input_section): Also pass text section size
1651 to Arm_exidx_input_section constructor.
1652 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1653 (Arm_dynobj::do_read_symbols): Fix memory leak.
1654 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1655 * target.h: (class Task): Add forward declaration.
1656 (Target::relax): Add new parameter TASK and pass it to
1658 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1660 2010-11-05 Cary Coutant <ccoutant@google.com>
1663 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1664 object when reading from the file.
1665 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1667 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1668 when reading section contents.
1669 (get_section_contents): Likewise.
1670 (icf::find_identical_sections): Likewise.
1671 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1672 object when reading from the file.
1673 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1674 the object when doing deferred section layout.
1676 2010-11-03 Nick Clifton <nickc@redhat.com>
1679 * script.h (class Symbol_assignment: name): New member. Returns
1680 the name of the symbol.
1681 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1682 Returns true if the given symbol name is on the list of
1683 assignments wating to be processed.
1684 * archive.cc (should_incldue_member): If the symbol is undefined,
1685 check to see if it is on the list of symbols pending assignment.
1687 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1689 * script-sections.cc (Script_sections::find_memory_region): Check
1690 for a NULL output section pointer.
1692 2010-10-29 Doug Kwan <dougkwan@google.com>
1694 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1695 Output_section::add_relaxed_input_section.
1696 * output.cc (Output_section::add_relaxed_input_section): Add new
1697 arguments LAYOUT and NAME. Set section order index.
1698 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1699 Copy section order index.
1700 * output.h (Output_section::add_relaxed_input_section): Add new
1701 arguments LAYOUT and NAME.
1703 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1705 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1706 NATIVE_OR_CROSS_LINKER.
1707 * testsuite/Makefile.in: Regenerate.
1709 2010-10-20 Doug Kwan <dougkwan@google.com>
1711 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1712 without SHF_LINK_ORDER flags.
1713 * layout.cc (Layout::choose_output_section): Do not filter
1714 SHF_LINK_ORDER flag in a relocatable link.
1716 2010-10-17 Cary Coutant <ccoutant@google.com>
1718 * output.h (Output_segment::set_section_addresses): Change function
1719 signature. Update all callers.
1720 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1722 (Output_segment::set_section_addresses): Align after last TLS
1723 section. Add padding before last relro section instead of after.
1725 2010-10-17 Doug Kwan <dougkwan@google.com>
1727 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1728 GOT output section to be writable.
1730 2010-10-14 Cary Coutant <ccoutant@google.com>
1732 * debug.h (DEBUG_INCREMENTAL): New flag.
1733 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1734 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1736 * incremental.cc (report_command_line): Ignore all forms of
1738 * layout.cc (Layout::Layout): Check parameters for incremental link
1740 * options.cc (General_options::parse_incremental): New function.
1741 (General_options::parse_no_incremental): New function.
1742 (General_options::parse_incremental_full): New function.
1743 (General_options::parse_incremental_update): New function.
1744 (General_options::incremental_mode_): New data member.
1745 (General_options::finalize): Check incremental_mode_.
1746 * options.h (General_options): Update help text for --incremental.
1747 Add --no-incremental, --incremental-full, --incremental-update.
1748 (General_options::Incremental_mode): New enum type.
1749 (General_options::incremental_mode): New function.
1750 (General_options::incremental_mode_): New data member.
1751 * parameters.cc (Parameters::incremental_mode_): New data member.
1752 (Parameters::set_options): Set incremental_mode_.
1753 (Parameters::set_incremental_full): New function.
1754 (Parameters::incremental): New function.
1755 (Parameters::incremental_update): New function.
1756 (set_parameters_incremental_full): New function.
1757 * parameters.h (Parameters::set_incremental_full): New function.
1758 (Parameters::incremental): New function.
1759 (Parameters::incremental_update): New function.
1760 (Parameters::incremental_mode_): New data member.
1761 (set_parameters_incremental_full): New function.
1762 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1763 incremental link mode.
1764 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1765 (Sized_relobj::do_relocate_sections): Likewise.
1766 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1768 * testsuite/Makefile.in: Regenerate.
1769 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1771 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1773 * script-sections.h (class Script_sections): Make
1774 Sections_elements typedef public.
1775 * script-sections.cc (class Sort_output_sections): Add elements_
1776 field. Add constructor which sets it; change all callers.
1777 (Sort_output_sections::is_before): New function.
1778 (Sort_output_sections::operator()): Call is_before.
1779 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1781 * testsuite/script_test_10.sh: New test. Test script section
1783 * testsuite/script_test_10.t: Likewise.
1784 * testsuite/script_test_10.s: Likewise.
1785 * testsuite/Makefile.am: Wrap the cross linker tests and the
1786 common tests into NATIVE_OR_CROSS_LINKER.
1787 (check_SCRIPTS): Add script_test_10.sh.
1788 (check_DATA): Add script_test_10.stdout.
1789 (script_test_10.o, script_test_10): New targets.
1790 (script_test_10.stdout): New target.
1791 * configure, testsuite/Makefile.in: Regenerate.
1793 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1795 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1796 error for the deprecated relocations.
1797 (Target_arm::Scan::global): Likewise.
1798 (Target_arm::Relocate::relocate): Likewise.
1800 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1802 * fileread.cc (Input_file::find_file): Initialize *found_name
1803 and *namep when using the fallback search for case 4.
1805 2010-10-11 Cary Coutant <ccoutant@google.com>
1807 * options.h (class General_options): Redefine -z lazy as an alias for
1808 the negation of -z now.
1810 2010-10-11 Ian Lance Taylor <iant@google.com>
1812 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1815 2010-10-06 Nick Clifton <nickc@redhat.com>
1817 * script-sections.cc(class Memory_region): Remove
1818 current_lma_offset_ field. Rename current_vma_offset_ to
1819 current_offset_. Add last_section_ field.
1820 (Memory_region::get_current_vma_address): Rename to
1821 get_current_address.
1822 (Memory_region::get_current_lma_address): Delete.
1823 (Memory_region::increment_vma_offset): Rename to
1825 (Memory_region::increment_lma_offset): Delete.
1826 (Memory_region::attributes_compatible): New method. Returns
1827 true if the provided section is compatible with the region.
1828 (Memory_region::get_last_section): New method. Returns the last
1829 section to use the region.
1830 (Memory_region::set_last_section): New method. Stores the last
1831 section to use the region.
1832 (Script_sections::block_in_region): New method. Returns true if
1833 a block of memory is contained within a region.
1834 (Script_sections::find_memory_region): New method. Locates a
1835 memory region to be used to set a VMA or LMA address.
1836 (Output_section_definition::set_section_addresses): Add code to
1837 check for addresses set by memory regions.
1838 (Output_segment::set_section_addresses): Remove memory region
1840 (Script_sections::create_segment): Add a warning if a header
1841 segment is created outside of any region.
1842 * script-sections.h (class Script_sections): Add prototypes for
1843 find_memory_region and block_in_region methods.
1844 * testsuite/memory_test.s: Use .long instead of .word.
1845 * testsuite/memory_test.t: Add some more output sections.
1846 * testsuite/memory_test.sh: Update expected output.
1848 2010-10-02 Doug Kwan <dougkwan@google.com>
1850 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1851 defintion to symtab.h
1852 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1853 declaration to defintion.
1855 2010-10-01 Nick Clifton <nickc@redhat.com>
1857 * expression.cc (eval): Replace dummy argument with NULL.
1858 (eval_maybe_dot): Check for a NULL result section pointer.
1859 (Symbol_expression::value): Likewise.
1860 (Dot_expression::value): Likewise.
1861 (BINARY_EXPRESSION): Likewise.
1862 (Max_expression::value): Likewise.
1863 (Min_expression::value): Likewise.
1864 (Absolute_expression::value): Likewise.
1865 (Addr_expression::value_from_output_section): Likewise.
1866 (Loaddddr_expression::value_from_output_section): Likewise.
1867 (Segment_start_expression::value): Likewise.
1868 * script-sections.cc
1869 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1871 (Sections_elememt_dot_assignment::set_section_addresses):
1873 (Output_data_expression::do_write_to_buffer): Likewise.
1874 (Output_section_definition::finalize_symbols): Likewise.
1875 (Output_section_definition::set_section_addresses): Likewise.
1877 2010-09-30 Doug Kwan <dougkwan@google.com>
1879 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1881 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1883 * target.h (Target::can_icf_inline_merge_sections): New virtual
1885 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1887 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1889 * icf.cc (get_section_contents): Inline merge sections only when
1892 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1894 * configure: Regenerate.
1896 2010-09-17 Ian Lance Taylor <iant@google.com>
1898 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1899 * testsuite/Makefile.am (memory_test.o): New target.
1900 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1902 * testsuite/Makefile.in: Rebuild.
1904 2010-09-17 Doug Kwan <dougkwan@google.com>
1906 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1907 defintion if relocation uses GOT entries of the symbol.
1908 * testsuite/icf_safe_test.sh: Fix test.
1909 * testsuite/icf_safe_so_test.sh: Fix test.
1911 2010-09-16 Cary Coutant <ccoutant@google.com>
1913 * script_sections.cc (class Memory_region): Remove "NULL" from
1914 vector initializations.
1916 2010-09-15 Cary Coutant <ccoutant@google.com>
1918 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1919 Resolve forwarding symbols.
1921 2010-09-15 Doug Kwan <dougkwan@google.com>
1923 * gold/testsuite/script_test_3.t: Add ARM special sections.
1924 * gold/testsuite/script_test_4.t: Same.
1925 * gold/testsuite/script_test_5.t: Same.
1926 * gold/testsuite/script_test_6.t: Same.
1927 * gold/testsuite/script_test_7.t: Same.
1928 * gold/testsuite/script_test_7.t: Same.
1929 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1931 2010-09-14 Cary Coutant <ccoutant@google.com>
1933 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1934 (Target_x86_64::Relocate::relocate_tls): Replace check for
1935 saw_tls_block_reloc_ with test for executable section.
1937 2010-09-12 Cary Coutant <ccoutant@google.com>
1939 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1940 position-independent executables to shared libraries need dynamic
1942 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1943 position-independent executables.
1944 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1945 * testsuite/Makefile.in: Regenerate.
1947 2010-09-10 Nick Clifton <nickc@redhat.com>
1950 * testsuite/memory_test.t: Discard any sections that are not
1953 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1956 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1957 "This::" to work around a bug in gcc 4.2.
1959 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1961 2010-09-09 Rafael Espindola <espindola@google.com>
1963 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1964 sections with different PF_X flags in the same segment.
1965 (Layout::find_first_load_seg): Search all segments to find the first
1967 * options.h (rosegment): New.
1969 2010-09-08 Rafael Espindola <espindola@google.com>
1971 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1973 2010-09-08 Doug Kwan <dougkwan@google.com>
1975 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1976 (Arm_relobj::do_relocate_sections): Add new parameter for output
1977 file to match the parent.
1978 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1979 of local symbols instead of input values. Update code to track
1980 changes in gold::relocate_section.
1981 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1982 (Sized_relobj::compute_final_local_value_internal): New methods.
1983 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1984 body into private version of Sized_relobj::compute_final_local_value.
1985 Call the inline method.
1986 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1987 merged symbol value if there is one.
1988 (Symbol_value::has_output_value): New method defintiion.
1989 (Sized_relobj::Compute_final_local_value_status): New enum type.
1990 (Sized_relobj::compute_final_local_value): New methods.
1991 (Sized_relobj::compute_final_local_value_internal): New methods.
1992 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1993 and arm_cortex_a8.sh.
1994 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1995 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1997 * Makefile.in: Regenerate.
1998 * testsuite/arm_bl_out_of_range.s: Update test.
1999 * testsuite/thumb_bl_out_of_range.s: Ditto.
2000 * testsuite/thumb_blx_out_of_range.s: Ditto.
2001 * testsuite/arm_branch_out_of_range.sh: New file.
2002 * testsuite/arm_cortex_a8.sh: Ditto.
2003 * testsuite/arm_cortex_a8_b.s: Ditto.
2004 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2005 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2006 * testsuite/arm_cortex_a8_bl.s: Ditto.
2007 * testsuite/arm_cortex_a8_blx.s: Ditto.
2008 * testsuite/arm_cortex_a8_local.s: Ditto.
2009 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2010 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2012 2010-09-08 Rafael Espindola <espindola@google.com>
2014 * Makefile.am (memory_test.stdout): Run readelf with -W.
2015 * Makefile.in: Regenerate.
2016 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2019 2010-09-08 Rafael Espindola <espindola@google.com>
2021 * script-sections.cc (Script_sections::add_memory_region): Convert
2022 field precision to int.
2023 * script.cc (script_set_section_region, script_set_section_region):
2024 Convert field precision to int.
2026 2010-09-08 Rafael Espindola <espindola@google.com>
2028 * arm.cc (do_finalize_sections): Create the __exidx_start and
2029 __exdix_end symbols even when the section is missing.
2031 2010-09-08 Nick Clifton <nickc@redhat.com>
2033 * README: Remove claim that MEMORY is not supported.
2034 * expression.cc (script_exp_function_origin)
2035 (script_exp_function_length): Move from here to ...
2036 * script.cc: ... here.
2037 (script_set_section_region, script_add_memory)
2038 (script_parse_memory_attr, script_include_directive): New
2040 * script-sections.cc
2041 (class Memory_region): New class.
2042 (class Output_section_definition): Add set_memory_region,
2043 set_section_vma, set_section_lma and get_section_name methods.
2044 (class Script_Sections): Add add_memory_region,
2045 find_memory_region, find_memory_region_origin,
2046 find_memory_region_length and set_memory_region methods.
2047 Have set_section_addresses method walk the list of set memory
2049 Extend the print methos to display memory regions.
2050 * script-sections.h: Add prototypes for new methods.
2051 Add enum for MEMORY region attributes.
2052 * yyscript.y: Add support for parsing MEMORY regions.
2053 * script-c.h: Add prototypes for new functions.
2054 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2055 * testsuite/Makefile.in: Regenerate.
2056 * testsuite/memory_test.sh: New script.
2057 * testsuite/memory_test.s: New assembler source file.
2058 * testsuite/memory_test.t: New linker script.
2060 2010-08-27 Doug Kwan <dougkwan@google.com>
2062 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2063 reference override an existing dynamic weak reference.
2064 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2065 * testsuite/Makefile.in: Regenerate.
2066 * testsuite/dyn_weak_ref.sh: New file.
2067 * testsuite/dyn_weak_ref_1.c: Ditto.
2068 * testsuite/dyn_weak_ref_2.c: Ditto.
2070 2010-08-27 Ian Lance Taylor <iant@google.com>
2072 * incremental.h (class Incremental_input_entry): Add virtual
2075 2010-08-27 Ian Lance Taylor <iant@google.com>
2077 * testsuite/start_lib_test_3.c: Mark t3 as used.
2079 2010-08-27 Nick Clifton <nickc@redhat.com>
2081 * options.cc (version_script): Fix small typo in previous
2084 2010-08-25 Nick Clifton <nickc@redhat.com>
2086 * archive.cc: Formatting fixes: Remove whitespace between
2087 typename and following asterisk. Remove whitespace between
2088 function name and opening parenthesis.
2089 * archive.h: Likewise.
2091 * attributes.cc: Likewise.
2092 * attributes.h: Likewise.
2093 * common.cc: Likewise.
2094 * copy-relocs.cc: Likewise.
2095 * dirsearch.h: Likewise.
2096 * dynobj.cc: Likewise.
2097 * ehframe.cc: Likewise.
2098 * ehframe.h: Likewise.
2099 * expression.cc: Likewise.
2100 * fileread.cc: Likewise.
2101 * fileread.h: Likewise.
2103 * gold-threads.cc: Likewise.
2104 * gold.cc: Likewise.
2105 * i386.cc: Likewise.
2107 * incremental-dump.cc: Likewise.
2108 * incremental.cc: Likewise.
2109 * layout.cc: Likewise.
2110 * layout.h: Likewise.
2111 * main.cc: Likewise.
2112 * merge.cc: Likewise.
2113 * merge.h: Likewise.
2114 * object.cc: Likewise.
2115 * object.h: Likewise.
2116 * options.cc: Likewise.
2117 * options.h: Likewise.
2118 * output.cc: Likewise.
2119 * output.h: Likewise.
2120 * plugin.cc: Likewise.
2121 * plugin.h: Likewise.
2122 * powerpc.cc: Likewise.
2123 * reloc.cc: Likewise.
2124 * script-c.h: Likewise.
2125 * script-sections.cc: Likewise.
2126 * script.cc: Likewise.
2127 * stringpool.cc: Likewise.
2128 * symtab.cc: Likewise.
2129 * symtab.h: Likewise.
2130 * target.cc: Likewise.
2131 * timer.cc: Likewise.
2132 * timer.h: Likewise.
2133 * version.cc: Likewise.
2134 * x86_64.cc: Likewise.
2136 2010-08-24 Nick Clifton <nickc@redhat.com>
2139 * layout.cc (segment_precedes): Sort segments by their physical
2140 addresses, if they have been set.
2142 2010-08-23 Cary Coutant <ccoutant@google.com>
2144 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2146 (Lib_group::include_member): Unlock object after deleting its
2148 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2151 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2152 Cary Coutant <ccoutant@google.com>
2154 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2155 constructor, and set_blocker.
2156 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2158 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2159 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2160 * testsuite/Makefile.am (start_lib_test): New test case.
2161 * testsuite/Makefile.in: Regenerate.
2162 * testsuite/start_lib_test_main.c: New file.
2163 * testsuite/start_lib_test_1.c: New file.
2164 * testsuite/start_lib_test_2.c: New file.
2165 * testsuite/start_lib_test_3.c: New file.
2167 2010-08-19 Ian Lance Taylor <iant@google.com>
2169 * Makefile.in: Rebuild with automake 1.11.1.
2170 * aclocal.m4: Likewise.
2171 * testsuite/Makefile.in: Likewise.
2173 2010-08-19 Ian Lance Taylor <iant@google.com>
2176 * i386.cc (class Output_data_plt_i386): Update declarations.
2177 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2178 local_ifuncs_ fields.
2179 (Target_i386::do_plt_section_for_global): New function.
2180 (Target_i386::do_plt_section_for_local): New function.
2181 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2182 parameter; change all callers. Initialize global_ifuncs_ and
2183 local_ifuncs_. If doing a static link define __rel_iplt_start and
2185 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2186 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2187 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2189 (Target_i386::make_plt_section): New function, broken out of
2190 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2191 (Target_i386::make_plt_entry): Call make_plt_section.
2192 (Target_i386::make_local_ifunc_plt_entry): New function.
2193 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2194 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2195 R_386_IRELATIVE to switch.
2196 (Target_i386::Scan::global): Likewise.
2197 (Target_i386::Relocate::relocate): Likewise.
2198 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2200 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2201 (Target_x86_64::do_plt_section_for_global): New function.
2202 (Target_x86_64::do_plt_section_for_local): New function.
2203 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2204 parameter; change all callers. If doing a static link define
2205 __rela_iplt_start and __rela_iplt_end.
2206 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2207 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2208 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2210 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2211 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2213 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2214 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2215 R_X86_64_IRELATIVE to switch.
2216 (Target_x86_64::Scan::global): Likewise.
2217 (Target_x86_64::Relocate::relocate): Likewise.
2218 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2220 * target.h (class Target): Add plt_section_for_global and
2221 plt_section_for_local functions. Add do_plt_section_for_global
2222 and do_plt_section_for_local virtual functions.
2223 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2224 clarifying comments.
2225 (Symbol::use_plt_offset): Handle IFUNC symbol.
2226 * object.cc (Sized_relobj::Sized_relobj): Initialize
2228 (Sized_relobj::local_has_plt_offset): New function.
2229 (Sized_relobj::local_plt_offset): New function.
2230 (Sized_relobj::set_local_plt_offset): New function.
2231 (Sized_relobj::do_count): Handle IFUNC symbol.
2232 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2233 a bit away from input_shndx_ field. Add set_is_func_symbol and
2234 is_ifunc_symbol functions.
2235 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2236 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2237 local_plt_offsets_ field.
2238 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2239 * output.h (class Output_section_data): Add non-const
2240 output_section function.
2241 (class Output_data_got): Update declarations.
2242 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2243 Add use_plt_offset parameter to global and local constructors.
2244 Change all callers. Change local_sym_index_ field to 31 bits.
2245 Change GSYM_CODE and CONSTANT_CODE accordingly.
2246 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2247 doing a static link don't set sh_link field.
2248 (Output_data_got::Got_entry::write): Use PLT offset if
2250 (Output_data_got::add_global_plt): New function.
2251 (Output_data_got::add_local_plt): New function.
2252 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2253 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2254 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2255 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2256 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2258 * testsuite/ifunc-sel.h: New file.
2259 * testsuite/ifuncmain1.c: New file.
2260 * testsuite/ifuncmain1vis.c: New file.
2261 * testsuite/ifuncmod1.c: New file.
2262 * testsuite/ifuncdep2.c: New file.
2263 * testsuite/ifuncmain2.c: New file.
2264 * testsuite/ifuncmain3.c: New file.
2265 * testsuite/ifuncmod3.c: New file.
2266 * testsuite/ifuncmain4.c: New file.
2267 * testsuite/ifuncmain5.c: New file.
2268 * testsuite/ifuncmod5.c: New file.
2269 * testsuite/ifuncmain6pie.c: New file.
2270 * testsuite/ifuncmod6.c: New file.
2271 * testsuite/ifuncmain7.c: New file.
2272 * configure, testsuite/Makefile.in: Rebuild.
2274 2010-08-18 Ian Lance Taylor <iant@google.com>
2277 (Output_section_incremental_inputs::write_input_files): Add cast
2278 to avoid signed/unsigned comparison warning.
2279 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2281 2010-08-12 Cary Coutant <ccoutant@google.com>
2283 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2285 2010-08-13 Ian Lance Taylor <iant@google.com>
2287 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2289 2010-08-12 Cary Coutant <ccoutant@google.com>
2290 Doug Kwan <dougkwan@google.com>
2292 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2293 defintion overrides non-weak undef, remember that the original undef
2295 * symtab.cc (Symbol_table::sized_write_global): For undef without
2296 an original weak binding, set binding to global in output.
2297 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2298 * testsuite/Makefile.in: Regenerate.
2299 * testsuite/strong_ref_weak_def.sh: New file.
2300 * testsuite/strong_ref_weak_def_1.c: Ditto.
2301 * testsuite/strong_ref_weak_def_2.c: Ditto.
2303 2010-08-12 Cary Coutant <ccoutant@google.com>
2305 * testsuite/incremental_test.sh: Rewrite.
2306 * testsuite/incremental_test_1.c: Rewrite.
2307 * testsuite/incremental_test_2.c: Rewrite.
2309 2010-08-12 Cary Coutant <ccoutant@google.com>
2311 * arm.cc (Target_arm::got_size): Add const.
2312 (Target_arm::got_entry_count): New function.
2313 (Target_arm::plt_entry_count): New function.
2314 (Target_arm::first_plt_entry_offset): New function.
2315 (Target_arm::plt_entry_size): New function.
2316 (Output_data_plt_arm::entry_count): New function.
2317 (Output_data_plt_arm::first_plt_entry_offset): New function.
2318 (Output_data_plt_arm::get_plt_entry_size): New function.
2319 * i386.cc (Target_i386::got_size): Add const.
2320 (Target_i386::got_entry_count): New function.
2321 (Target_i386::plt_entry_count): New function.
2322 (Target_i386::first_plt_entry_offset): New function.
2323 (Target_i386::plt_entry_size): New function.
2324 (Output_data_plt_i386::entry_count): New function.
2325 (Output_data_plt_i386::first_plt_entry_offset): New function.
2326 (Output_data_plt_i386::get_plt_entry_size): New function.
2327 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2328 find_incremental_inputs_sections. Dump incremental_got_plt section.
2329 * incremental.cc: Include target.h.
2330 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2331 parameter. Adjust all callers. Find incremental_got_plt section.
2332 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2334 (Output_section_incremental_inputs::set_final_data_size): Calculate
2335 size of incremental_got_plt section.
2336 (Output_section_incremental_inputs::do_write): Write the
2337 incremental_got_plt section.
2338 (Got_plt_view_info): New struct.
2339 (Local_got_offset_visitor): New class.
2340 (Global_got_offset_visitor): New class.
2341 (Global_symbol_visitor_got_plt): New class.
2342 (Output_section_incremental_inputs::write_got_plt): New function.
2343 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2344 Add parameter. Adjust all callers.
2345 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2346 (Incremental_inputs::got_plt_section): New function.
2347 (Incremental_inputs::got_plt_section_): New data member.
2348 (Incremental_got_plt_reader): New class.
2349 * layout.cc (Layout::create_incremental_info_sections): Add the
2350 incremental_got_plt section.
2351 * object.h (Got_offset_list::get_list): New function.
2352 (Got offset_list::for_all_got_offsets): New function.
2353 (Sized_relobj::local_got_offset_list): New function.
2354 * powerpc.cc (Target_powerpc::got_size): Add const.
2355 (Target_powerpc::got_entry_count): New function.
2356 (Target_powerpc::plt_entry_count): New function.
2357 (Target_powerpc::first_plt_entry_offset): New function.
2358 (Target_powerpc::plt_entry_size): New function.
2359 (Output_data_plt_powerpc::entry_count): New function.
2360 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2361 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2362 * sparc.cc (Target_sparc::got_size): Add const.
2363 (Target_sparc::got_entry_count): New function.
2364 (Target_sparc::plt_entry_count): New function.
2365 (Target_sparc::first_plt_entry_offset): New function.
2366 (Target_sparc::plt_entry_size): New function.
2367 (Output_data_plt_sparc::entry_count): New function.
2368 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2369 (Output_data_plt_sparc::get_plt_entry_size): New function.
2370 * symtab.h (Symbol::got_offset_list): New function.
2371 (Symbol_table::for_all_symbols): New function.
2372 * target.h (Sized_target::got_entry_count): New function.
2373 (Sized_target::plt_entry_count): New function.
2374 (Sized_target::plt_entry_size): New function.
2375 * x86_64.cc (Target_x86_64::got_size): Add const.
2376 (Target_x86_64::got_entry_count): New function.
2377 (Target_x86_64::plt_entry_count): New function.
2378 (Target_x86_64::first_plt_entry_offset): New function.
2379 (Target_x86_64::plt_entry_size): New function.
2380 (Output_data_plt_x86_64::entry_count): New function.
2381 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2382 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2384 2010-08-12 Cary Coutant <ccoutant@google.com>
2386 * archive.cc: Include incremental.h.
2387 (Archive::Archive): Initialize incremental_info_.
2388 (Archive::include_member): Record archive members in incremental info.
2389 (Add_archive_symbols::run): Record begin and end of an archive in
2391 (Lib_group::include_member): Record objects in incremental info.
2392 * archive.h (Incremental_archive_entry): Forward declaration.
2393 (Archive::set_incremental_info): New member function.
2394 (Archive::incremental_info): New member function.
2395 (Archive::Unused_symbol_iterator): New class.
2396 (Archive::unused_symbols_begin): New member function.
2397 (Archive::unused_symbols_end): New member function.
2398 (Archive::incremental_info_): New data member.
2399 * incremental-dump.cc (find_input_containing_global): New function.
2400 (dump_incremental_inputs): Dump new incremental info sections.
2401 * incremental.cc: Include symtab.h.
2402 (Output_section_incremental_inputs): New class.
2403 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2404 new incremental info sections.
2405 (Sized_incremental_binary::do_check_inputs): Likewise.
2406 (Incremental_inputs::report_archive): Remove.
2407 (Incremental_inputs::report_archive_begin): New function.
2408 (Incremental_inputs::report_archive_end): New function.
2409 (Incremental_inputs::report_object): New function.
2410 (Incremental_inputs::finalize_inputs): Remove.
2411 (Incremental_inputs::report_input_section): New function.
2412 (Incremental_inputs::report_script): Rewrite.
2413 (Incremental_inputs::finalize): Do nothing but finalize string table.
2414 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2415 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2416 (Incremental_inputs::create_data_sections): New function.
2417 (Incremental_inputs::relocs_entsize): New function.
2418 (Output_section_incremental_inputs::set_final_data_size): New function.
2419 (Output_section_incremental_inputs::do_write): New function.
2420 (Output_section_incremental_inputs::write_header): New function.
2421 (Output_section_incremental_inputs::write_input_files): New function.
2422 (Output_section_incremental_inputs::write_info_blocks): New function.
2423 (Output_section_incremental_inputs::write_symtab): New function.
2424 * incremental.h (Incremental_script_entry): Forward declaration.
2425 (Incremental_object_entry): Forward declaration.
2426 (Incremental_archive_entry): Forward declaration.
2427 (Incremental_inputs): Forward declaration.
2428 (Incremental_inputs_header_data): Remove.
2429 (Incremental_inputs_header): Remove.
2430 (Incremental_inputs_header_write): Remove.
2431 (Incremental_inputs_entry_data): Remove.
2432 (Incremental_inputs_entry): Remove.
2433 (Incremental_inputs_entry_write): Remove.
2434 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2435 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2436 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2437 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2439 (Incremental_input_entry): New class.
2440 (Incremental_script_entry): New class.
2441 (Incremental_object_entry): New class.
2442 (Incremental_archive_entry): New class.
2443 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2444 (Incremental_inputs::report_inputs): Remove.
2445 (Incremental_inputs::report_archive): Remove.
2446 (Incremental_inputs::report_archive_begin): New function.
2447 (Incremental_inputs::report_archive_end): New function.
2448 (Incremental_inputs::report_object): Change prototype.
2449 (Incremental_inputs::report_input_section): New function.
2450 (Incremental_inputs::report_script): Change prototype.
2451 (Incremental_inputs::get_reloc_count): New function.
2452 (Incremental_inputs::set_reloc_count): New function.
2453 (Incremental_inputs::create_data_sections): New function.
2454 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2455 (Incremental_inputs::inputs_section): New function.
2456 (Incremental_inputs::symtab_section): New function.
2457 (Incremental_inputs::relocs_section): New function.
2458 (Incremental_inputs::get_stringpool): Add const.
2459 (Incremental_inputs::command_line): Add const.
2460 (Incremental_inputs::inputs): Remove.
2461 (Incremental_inputs::command_line_key): New function.
2462 (Incremental_inputs::input_file_count): New function.
2463 (Incremental_inputs::input_files): New function.
2464 (Incremental_inputs::relocs_entsize): New function.
2465 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2466 (Incremental_inputs::finalize_inputs): Remove.
2467 (Incremental_inputs::Input_info): Remove.
2468 (Incremental_inputs::lock_): Remove.
2469 (Incremental_inputs::inputs_): Change type.
2470 (Incremental_inputs::inputs_map_): Remove.
2471 (Incremental_inputs::current_object_entry_): New data member.
2472 (Incremental_inputs::inputs_section_): New data member.
2473 (Incremental_inputs::symtab_section_): New data member.
2474 (Incremental_inputs::relocs_section_): New data member.
2475 (Incremental_inputs::reloc_count_): New data member.
2476 (Incremental_inputs_reader): New class.
2477 (Incremental_symtab_reader): New class.
2478 (Incremental_relocs_reader): New class.
2479 * layout.cc (Layout::finalize): Move finalization of incremental info
2480 and creation of incremental info sections to follow finalization of
2481 symbol table. Set offsets for postprocessing sections.
2482 (Layout::create_incremental_info_sections): Call
2483 Incremental_inputs::create_data_sections. Add incremental symtab
2484 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2485 sections to layout after input sections.
2486 * layout.h (struct Timespec): Forward declaration.
2487 (Layout::incremental_inputs): Add const.
2488 (Layout::create_incremental_info_sections): Add parameter.
2489 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2490 * object.cc: Include incremental.h.
2491 (Relobj::finalize_incremental_relocs): New function.
2492 (Sized_relobj::do_layout): Record input sections in incremental info.
2493 * object.h (Object::output_section): New function.
2494 (Object::output_section_offset): Moved from Relobj.
2495 (Object::get_incremental_reloc_base): New function.
2496 (Object::get_incremental_reloc_count): New function.
2497 (Object::do_output_section): New function.
2498 (Object::do_output_section_offset): Moved from Relobj.
2499 (Object::do_get_incremental_reloc_base): New function.
2500 (Object::do_get_incremental_reloc_count): New function.
2501 (Object::Object): Initialize new data members.
2502 (Relobj::output_section): Renamed do_output_section and moved to
2504 (Relobj::output_section_offset): Moved to Object.
2505 (Relobj::do_get_incremental_reloc_base): New function.
2506 (Relobj::do_get_incremental_reloc_count): New function.
2507 (Relobj::allocate_incremental_reloc_counts): New function.
2508 (Relobj::count_incremental_reloc): New function.
2509 (Relobj::finalize_incremental_relocs): New function.
2510 (Relobj::next_incremental_reloc_index): New function.
2511 (Relobj::reloc_counts_): New data member.
2512 (Relobj::reloc_bases_): New data member.
2513 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2514 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2515 (Sized_relobj::incremental_relocs_scan): New function.
2516 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2517 (Sized_relobj::incremental_relocs_write): New function.
2518 (Sized_relobj::incremental_relocs_write_reltype): New function.
2519 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2521 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2522 archives and object files elsewhere.
2523 (Add_symbols::run): Report object files here.
2524 (Finish_group::run): Report end of archive at end of group.
2525 * reloc.cc: Include layout.h, incremental.h.
2526 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2527 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2528 (Sized_relobj::incremental_relocs_scan): New function.
2529 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2530 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2531 (Sized_relobj::incremental_relocs_write): New function.
2532 (Sized_relobj::incremental_relocs_write_reltype): New function.
2533 * script.cc (read_input_script): Rewrite test for incremental link.
2534 Change call to Incremental_inputs::report_script.
2535 * symtab.h (Symbol_table::first_global_index): New function.
2536 (Symbol_table::output_count): New function.
2538 2010-08-12 Doug Kwan <dougkwan@google.com>
2540 * arm.cc (Target_arm::merge_object_attributes): Check command line
2541 options --no-wchar-size-warning and --no-enum-size-warning.
2542 * options.h (General_options): Add ld-compatible options
2543 --no-enum-size-warning and --no-wchar-size-warning.
2545 2010-08-04 Ian Lance Taylor <iant@google.com>
2547 * x86_64.cc (Target_x86_64::Scan::local): Use
2548 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2549 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2550 (Target_x86_64::Scan::global): Likewise.
2551 (Target_x86_64::Relocate::relocate): Likewise.
2552 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2555 2010-08-03 Cary Coutant <ccoutant@google.com>
2557 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2558 to reserve space in merged_strings vector. Keep total input size
2560 (Output_merge_string::do_print_merge_stats): Print total input size.
2561 * merge.h (Output_merge_string): Add input_size_ field.
2562 * stringpool.cc (Stringpool_template::string_length): Move
2563 implementations out of Stringpool_template class and place in
2565 * stringpool.h (string_length): Move out of Stringpool_template.
2567 2010-08-03 Ian Lance Taylor <iant@google.com>
2570 * layout.cc (relaxation_loop_body): If address of load segment is
2571 set, adjust address to include headers if possible.
2573 2010-08-03 Ian Lance Taylor <iant@google.com>
2575 * version.cc (version_string): Bump to 1.10.
2577 2010-08-03 Ian Lance Taylor <iant@google.com>
2580 * layout.h (enum Output_section_order): Define.
2581 (class Layout): Update declarations.
2582 * layout.cc (Layout::get_output_section): Add order parameter.
2583 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2584 is_first_non_relro parameters. Change all callers.
2585 (Layout::choose_output_section): Likewise.
2586 (Layout::add_output_section_data): Likewise.
2587 (Layout::make_output_section): Likewise. Set order.
2588 (Layout::default_section_order): New function.
2589 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2590 * output.cc (Output_section::Output_section): Initialize order_.
2591 Don't initialize deleted fields.
2592 (Output_segment::Output_segment): Don't initialize deleted
2594 (Output_segment::add_output_section_to_load): New function
2595 replacing add_output_section. Change all callers to call this or
2596 add_output_section_to_nonload.
2597 (Output_segment::add_output_section_to_nonload): New function.
2598 (Output_segment::remove_output_section): Rewrite.
2599 (Output_segment::add_initial_output_data): Likewise.
2600 (Output_segment::has_any_data_sections): Likewise.
2601 (Output_segment::is_first_section_relro): Likewise.
2602 (Output_segment::maximum_alignment): Likewise.
2603 (Output_segment::has_dynamic_reloc): New function replacing
2604 dynamic_reloc_count. Change all callers.
2605 (Output_segment::has_dynamic_reloc_list): New function replacing
2606 dynamic_reloc_count_list. Change all callers.
2607 (Output_segment::set_section_addresses): Rewrite.
2608 (Output_segment::set_offset): Rewrite.
2609 (Output_segment::find_first_and_last_list): Remove.
2610 (Output_segment::set_tls_offsets): Rewrite.
2611 (Output_segment::first_section_load_address): Likewise.
2612 (Output_segment::output_section_count): Likewise.
2613 (Output_segment::section_with_lowest_load_address): Likewise.
2614 (Output_segment::write_section_headers): Likewise.
2615 (Output_segment::print_sections_to_map): Likewise.
2616 * output.h (class Output_data): Remove dynamic_reloc_count_
2617 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2618 (Output_data::add_dynamic_reloc): Rewrite.
2619 (Output_data::has_dynamic_reloc): New function.
2620 (Output_data::dynamic_reloc_count): Remove.
2621 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2622 is_last_relro_, is_first_non_relro_, is_interp_,
2623 is_dynamic_linker_section_ fields. Add order and set_order
2624 functions. Remove is_relro_local, set_is_relro_local,
2625 is_last_relro, set_is_last_relro, is_first_non_relro,
2626 set_is_first_non_relro functions, is_interp, set_is_interp,
2627 is_dynamic_linker_section, and set_is_dynamic_linker_section
2629 (class Output_segment): Change Output_data_list from std::list to
2630 std:;vector. Add output_lists_ field. Remove output_data_ and
2631 output_bss_ fields. Update declarations.
2633 2010-08-02 Ian Lance Taylor <iant@google.com>
2635 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2636 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2637 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2639 2010-08-02 Ian Lance Taylor <iant@google.com>
2642 * script.cc (Script_options::Script_options): Initialize
2643 symbol_definitions_ and symbol_references_.
2644 (Script_options::add_symbol_assignment): Update
2645 symbol_definitions_ and symbol_references_.
2646 (Script_options::add_symbol_reference): New function.
2647 (script_symbol): New function.
2648 * script.h (class Script_options): Add symbol_definitions_ and
2649 symbol_references_ fields.
2650 (Script_options::referenced_const_iterator): New type.
2651 (Script_options::referenced_begin): New function.
2652 (Script_options::referenced_end): New function.
2653 (Script_options::is_referenced): New function.
2654 (Script_options::any_unreferenced): New function.
2655 * script-c.h (script_symbol): Declare.
2656 * yyscript.y (exp): Call script_symbol.
2657 * symtab.cc: Include "script.h".
2658 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2659 Change all callers. Check symbols referenced by scripts.
2660 (Symbol_table::add_undefined_symbols_from_command_line): Add
2661 layout parameter. Change all callers.
2662 (Symbol_table::do_add_undefined_symbols_from_command_line):
2663 Likewise. Break out loop body. Check symbols referenced by
2665 (Symbol_table::add_undefined_symbol_from_command_line): New
2666 function broken out of
2667 do_add_undefined_symbols_from_command_line.
2668 * symtab.h (class Symbol_table): Update declarations.
2669 * archive.cc: Include "layout.h".
2670 (Archive::should_include_member): Add layout parameter. Change
2671 all callers. Check for symbol mentioned in expression.
2672 * archive.h (class Archive): Update declaration.
2673 * object.cc (Sized_relobj::do_should_include_member): Add layout
2675 * object.h (Object::should_include_member): Add layout parameter.
2677 (Object::do_should_include_member): Add layout parameter.
2678 (class Sized_relobj): Update declaration.
2679 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2681 * dynobj.h (class Sized_dynobj): Update declaration.
2682 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2684 * plugin.h (class Sized_pluginobj): Update declaration.
2686 2010-08-02 Ian Lance Taylor <iant@google.com>
2689 * output.cc (Output_segment::set_offset): Search for the first and
2690 last sections rather than assuming that the list is in order.
2691 (Output_segment::find_first_and_last_list): New function.
2692 * output.h (class Output_segment): Update declarations.
2693 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2694 (relro_strip_test_SOURCES): New variable.
2695 (relro_strip_test_DEPENDENCIES): New variable.
2696 (relro_strip_test_LDFLAGS): New variable.
2697 (relro_strip_test_LDADD): New variable.
2698 (relro_strip_test.so): New target.
2700 2010-08-02 Ian Lance Taylor <iant@google.com>
2702 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2703 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2704 (Target_i386::got_tlsdesc_section): New function.
2705 (Target_i386::got_section): Create space for GOT entries for
2706 TLSDESC relocations.
2707 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2709 (Target_i386::Scan::global): Likewise.
2710 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2712 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2713 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2714 (Target_x86_64::got_tlsdesc_section): New function.
2715 (Target_x86_64::got_section): Create space for GOT entries for
2716 TLSDESC relocations.
2717 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2719 (Target_x86_64::Scan::global): Likewise.
2720 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2723 2010-08-02 Ian Lance Taylor <iant@google.com>
2725 * testsuite/final_layout.sh: Use dc to convert from hex to
2728 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2730 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2731 paramter to the call to gold::gc_process_relocs.
2732 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2733 paramter to the call to gold::gc_process_relocs.
2734 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2735 parameter to the call to gold::gc_process_relocs.
2736 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2737 template parameter to the call to gold::gc_process_relocs.
2738 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2739 paramter to the call to gold::gc_process_relocs.
2740 * gc.h (get_embedded_addend_size): New function.
2741 (gc_process_relocs): Save the size of the reloc for use by ICF.
2742 * icf.cc (get_section_contents): Get the addend from the text section
2743 for SHT_REL relocation sections.
2744 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2745 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2746 * int_encoding.h (read_from_pointer): New overloaded function.
2747 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2748 * testsuite/icf_sht_rel_addend_test.sh: New file.
2749 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2750 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2752 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2754 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2755 * Makefile.in: Regenerate.
2756 * testsuite/Makefile.in: Regenerate.
2758 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2760 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2761 * gold/testsuite/debug_msg.cc: Likewise.
2762 * gold/testsuite/odr_violation1.cc
2763 * gold/testsuite/odr_violation2.cc
2765 2010-07-21 Cary Coutant <ccoutant@google.com>
2767 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2768 string, and length fields.
2769 (Output_merge_string::Merged_strings_list): New type.
2770 (Output_merge_string::Merged_strings_lists): New typedef.
2771 (Output_merge_string): Replace merged_strings_ with
2772 merged_strings_lists_.
2773 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2774 Merged_strings_list per input object and section. Don't store pointer
2775 to the string. Don't store length with each merged string entry.
2776 (Output_merge_string::finalize_merged_data): Loop over list of merged
2777 strings lists. Recompute length of each merged string.
2779 2010-07-15 Cary Coutant <ccoutant@google.com>
2781 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2784 2010-07-14 Ian Lance Taylor <iant@google.com>
2786 * descriptors.cc (Descriptors::open): Report correct name in error
2789 2010-07-13 Doug Kwan <dougkwan@google.com>
2791 * arm.cc (Arm_input_section::Arm_input_section): For a
2792 SHT_ARM_EXIDX section, always keeps the input sections.
2793 (Arm_input_section::set_exidx_section_link): New method.
2794 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2795 has_errors_ to false.
2796 (Arm_exidx_input_section::has_errors,
2797 Arm_exidx_input_section::set_has_errors): New methods.
2798 (Arm_exidx_input_section::has_errors_): New data member.
2799 (Arm_relobj::get_exidx_shndx_list): New method.
2800 (Arm_output_section::append_text_sections_to_list): Do not skip
2801 section without SHF_EXECINSTR.
2802 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2804 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2805 section header. Make error messages more verbose. Check for
2806 a non-executable section linked to an EXIDX section.
2807 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2808 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2809 check that there is no deferred EXIDX section if we exit early.
2810 Instead of not making an EXIDX section in case of an error, make one
2811 and set the has_errors flag of it.
2812 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2813 in a relocatable link.
2814 (Target_arm::do_relax): Look for the EXIDX output section instead of
2815 assuming that it is called .ARM.exidx.
2816 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2817 section list. Do not check for SHF_EXECINSTR section flags but
2818 skip any input section with errors.
2819 * output.cc (Output_section::Output_section): Initialize
2820 always_keeps_input_sections_ to false.
2821 (Output_section::add_input_section): Check for
2822 always_keeps_input_sections_.
2823 * output.h (Output_section::always_keeps_input_sections,
2824 Output_section::set_always_keeps_input_sections): New methods.
2825 (Output_section::always_keeps_input_sections): New data member.
2827 2010-07-13 Rafael Espindola <espindola@google.com>
2829 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2830 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2832 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2833 Ian Lance Taylor <iant@google.com>
2835 * output.h (Output_section_lookup_maps::add_merge_section):
2836 Correct check of whether value was inserted.
2837 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2838 (Output_section_lookup_maps::add_relaxed_input_section):
2840 * arm.cc (Target_arm::got_section): Remove used local os.
2841 * i386.cc (Target_i386::got_section): Likewise.
2842 * x86_64.cc (Target_x86_64::got_section): Likewise.
2843 * sparc.cc (Target_sparc::got_section): Likewise.
2844 (Target_sparc::relocate): Remove unused local have_got_offset.
2845 * powerpc.cc (Target_powerpc::relocate): Likewise.
2847 2010-07-13 Ian Lance Taylor <iant@google.com>
2849 * compressed_output.cc (zlib_decompress): Fix signature in
2852 * archive.cc (Archive::include_member): Unlock an external member
2853 of a thin archive. Don't bother to delete an object we know is
2856 2010-07-12 Cary Coutant <ccoutant@google.com>
2858 * compressed_output.cc (zlib_decompress): New function.
2859 (get_uncompressed_size): New function.
2860 (decompress_input_section): New function.
2861 * compressed_output.h (get_uncompressed_size): New function.
2862 (decompress_input_section): New function.
2863 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2864 Handle compressed debug sections.
2865 * layout.cc (is_compressed_debug_section): New function.
2866 (Layout::output_section_name): Map compressed section names to
2868 * layout.h (is_compressed_debug_section): New function.
2869 (is_debug_info_section): Recognize compressed debug sections.
2870 * merge.cc: Include compressed_output.h.
2871 (Output_merge_data::do_add_input_section): Handle compressed
2873 (Output_merge_string::do_add_input_section): Handle compressed
2875 * object.cc: Include compressed_output.h.
2876 (Sized_relobj::Sized_relobj): Initialize new data members.
2877 (build_compressed_section_map): New function.
2878 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2879 * object.h (Object::section_is_compressed): New method.
2880 (Object::do_section_is_compressed): New method.
2881 (Sized_relobj::Compressed_section_map): New type.
2882 (Sized_relobj::do_section_is_compressed): New method.
2883 (Sized_relobj::compressed_sections_): New data member.
2884 * output.cc (Output_section::add_input_section): Handle compressed
2886 * reloc.cc: Include compressed_output.h.
2887 (Sized_relobj::write_sections): Handle compressed debug sections.
2889 2010-07-08 Cary Coutant <ccoutant@google.com>
2891 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2892 weak when resolving to a dynamic def.
2893 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2894 for weak undef/dynamic def cases. Adjust callers.
2895 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2896 undef_binding_weak_.
2897 (Symbol_table::sized_write_globals): Adjust symbol binding.
2898 (Symbol_table::sized_write_symbol): Add binding parameter.
2899 * symtab.h (Symbol::set_undef_binding): New method.
2900 (Symbol::is_undef_binding_weak): New method.
2901 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2902 (Symbol_table::should_override): Add new parameter.
2903 (Symbol_table::sized_write_symbol): Add new parameter.
2905 * testsuite/weak_undef_file1.cc: Add new test case.
2906 * testsuite/weak_undef_file2.cc: Fix header comment.
2907 * testsuite/weak_undef_test.cc: Add new test case.
2909 2010-06-29 Doug Kwan <dougkwan@google.com>
2911 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2912 Initialize USE_SYMBOL_.
2913 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2915 (Arm_reloc_property::uses_symbol_): New data member declaration.
2916 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2917 uses symbol value and symbol is undefined but not weakly undefined.
2919 2010-06-28 Rafael Espindola <espindola@google.com>
2921 * plugin.cc (Plugin::load): Use dlerror.
2923 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2925 * symtab.cc (detect_odr_violations): When reporting an ODR
2926 violation, report an object where the symbol is defined.
2928 2010-06-25 Doug Kwan <dougkwan@google.com>
2930 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2931 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2933 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2934 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2935 target hook to detect function points.
2936 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2937 * icf.h (Icf::check_section_for_function_pointers): Change type of
2938 parameter SECTION_NAME to const reference to std::string. Use
2939 target hook to determine if section may have unsafe pointers.
2940 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2943 2010-06-21 Rafael Espindola <espindola@google.com>
2945 * fileread.cc (Input_file::find_fie): New
2946 (Input_file::open): Use Input_file::find_fie.
2947 * fileread.h (Input_file::find_fie): New
2948 * plugin.cc (set_extra_library_path): New.
2949 (Plugin::load): Add set_extra_library_path to the transfer vector.
2950 (Plugin_manager::set_extra_library_path): New.
2951 (Plugin_manager::add_input_file): Use the extra search path if set.
2952 (set_extra_library_path(): New.
2953 * plugin.h (Plugin_manager): Add set_extra_library_path and
2956 2010-06-19 Cary Coutant <ccoutant@google.com>
2958 * layout.cc (gdb_sections): Add .debug_types.
2959 (lines_only_debug_sections): Likewise.
2961 2010-06-18 Rafael Espindola <espindola@google.com>
2963 * plugin.cc (add_input_file,add_input_library)
2964 (Plugin_manager::add_input_file): Make filename arguments const.
2965 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2968 2010-06-16 Doug Kwan <dougkwan@google.com>
2970 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2971 .ARM.attributes section if we have not merged any input
2972 attributes sections.
2974 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2976 * arm.cc: Allow combining objects with no EABI version
2979 2010-06-15 Rafael Espindola <espindola@google.com>
2981 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2983 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2985 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2986 (struct iovec): Correct !HAVE_READV definition.
2988 2010-06-10 Cary Coutant <ccoutant@google.com>
2990 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2991 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2993 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2996 * symtab.h (Symbol::is_placeholder): New member function.
2997 * target-reloc.h (relocate_section): Check for placeholder symbols.
2999 * testsuite/Makefile.am (plugin_test_8): New test.
3000 (plugin_test_9): New test.
3001 * testsuite/Makefile.in: Regenerate.
3003 2010-06-09 Nick Clifton <nickc@redhat.com>
3005 * yyscript.y (input_list_element): Allow strings prefixed with
3006 the '-' character. Treat these as libraries.
3007 * script.cc (script_add_library): New function. Adds a library
3008 specified by "-l<name>" found in an input script.
3009 * script-c.h: Add prototype for script_add_library.
3011 2010-06-07 Doug Kwan <dougkwan@google.com>
3013 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3014 Restrict stub-group size to be within long conditional branch
3015 range when working around cortex-A8 erratum.
3017 2010-06-07 Damien Diederen <dd@crosstwine.com>
3019 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3022 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3026 (Output_section::Input_section_sort_entry::compare_section_ordering):
3027 Change to return non-zero correctly.
3028 (Output_section::Input_section_sort_section_order_index_compare
3029 ::operator()): Change to fix ambiguity in comparisons.
3031 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3033 * gold.h (is_wildcard_string): New function.
3034 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3035 (Layout::layout_eh_frame): Ditto.
3036 (Layout::find_section_order_index): New method.
3037 (Layout::read_layout_from_file): New method.
3038 * layout.h (Layout::find_section_order_index): New method.
3039 (Layout::read_layout_from_file): New method.
3040 (Layout::input_section_position_): New private member.
3041 (Layout::input_section_glob_): New private member.
3042 * main.cc (main): Call read_layout_from_file here.
3043 * options.h (--section-ordering-file): New option.
3044 * output.cc (Output_section::input_section_order_specified_): New
3046 (Output_section::Output_section): Initialize new member.
3047 (Output_section::add_input_section): Add new parameter.
3048 Keep input sections when --section-ordering-file is used.
3049 (Output_section::set_final_data_size): Sort input sections when
3050 section ordering file is specified.
3051 (Output_section::Input_section_sort_entry): Add new parameter.
3053 (Output_section::Input_section_sort_entry::compare_section_ordering):
3055 (Output_section::Input_section_sort_compare::operator()): Change to
3056 consider section_order_index.
3057 (Output_section::Input_section_sort_init_fini_compare::operator()):
3058 Change to consider section_order_index.
3059 (Output_section::Input_section_sort_section_order_index_compare
3060 ::operator()): New method.
3061 (Output_section::sort_attached_input_sections): Change to sort
3062 according to section order when specified.
3063 (Output_section::add_input_section<32, true>): Add new parameter.
3064 (Output_section::add_input_section<64, true>): Add new parameter.
3065 (Output_section::add_input_section<32, false>): Add new parameter.
3066 (Output_section::add_input_section<64, false>): Add new parameter.
3067 * output.h (Output_section::add_input_section): Add new parameter.
3068 (Output_section::input_section_order_specified): New
3070 (Output_section::set_input_section_order_specified): New method.
3071 (Input_section::Input_section): Initialize section_order_index_.
3072 (Input_section::section_order_index): New method.
3073 (Input_section::set_section_order_index): New method.
3074 (Input_section::section_order_index_): New member.
3075 (Input_section::Input_section_sort_section_order_index_compare): New
3077 (Output_section::input_section_order_specified_): New member.
3078 * script-sections.cc (is_wildcard_string): Delete and move modified
3080 (Output_section_element_input::Output_section_element_input): Modify
3081 call to is_wildcard_string.
3082 (Output_section_element_input::Input_section_pattern
3083 ::Input_section_pattern): Ditto.
3084 (Output_section_element_input::Output_section_element_input): Ditto.
3085 * testsuite/Makefile.am (final_layout): New test case.
3086 * testsuite/Makefile.in: Regenerate.
3087 * testsuite/final_layout.cc: New file.
3088 * testsuite/final_layout.sh: New file.
3090 2010-06-01 Rafael Espindola <espindola@google.com>
3092 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3094 2010-06-01 Rafael Espindola <espindola@google.com>
3096 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3097 visibility of symbols.
3099 2010-05-27 Doug Kwan <dougkwan@google.com>
3101 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3102 from start of output section instead of address for a local symbol
3103 in a merged or relaxed section when doing a relocatable link.
3105 2010-05-26 Rafael Espindola <espindola@google.com>
3108 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3109 adding sections the garbage collector removed.
3110 * gold/testsuite/Makefile.am: Add test.
3111 * gold/testsuite/Makefile.in: Regenerate.
3112 * gold/testsuite/plugin_test_7.sh: New.
3113 * gold/testsuite/plugin_test_7_1.c: New.
3114 * gold/testsuite/plugin_test_7_2.c: New.
3116 2010-05-26 Rafael Espindola <espindola@google.com>
3118 * script-sections.cc (Output_section_definition::set_section_addresses):
3119 Check for --section-start.
3121 2010-05-26 Doug Kwan <dougkwan@google.com>
3123 * arm.cc (Arm_scan_relocatable_relocs): New class.
3124 (Target_arm::relocate_special_relocatable): New method.
3125 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3126 (Arm_relocate_functions::thumb_branch_common): Same.
3127 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3128 instead of Default_scan_relocatable_relocs.
3129 * target-reloc.h (relocate_for_relocatable): Let target handle
3130 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3131 * target.h (Sized_target::relocate_special_relocatable): New method.
3133 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3135 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3137 2010-05-23 Doug Kwan <dougkwan@google.com>
3139 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3141 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3142 with a direct branch, not a conditional branch, to a stub.
3143 * merge.cc (Output_merge_base::record_input_section): New method
3145 (Output_merge_data::do_add_input_section): Record input section if
3146 keeps-input-sections flag is set.
3147 (Output_merge_string::do_add_input_section): Ditto.
3148 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3149 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3151 (Output_merge_base::keeps_input_sections,
3152 Output_merge_base::set_keeps_input_sections,
3153 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3155 (Output_merge_base::Input_sections): New type declaration.
3156 (Output_merge_base::input_sections_begin,
3157 Output_merge_base::input_sections_end,
3158 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3159 (Output_merge_base::bool keeps_input_sections_,
3160 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3161 Output_merge_base::input_sections_): New data members.
3162 (Output_merge_data::do_set_keeps_input_sections): New method
3164 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3165 * output.cc (Output_section::Input_section::relobj): Move method
3166 defintion from class declaration to here and handle merge sections.
3167 (Output_section::Input_section::shndx): Ditto.
3168 (Output_section::Output_section): Remove initializations of removed
3169 data members and initialize new data member LOOKUP_MAPS_.
3170 (Output_section::add_input_section): Set keeps-input-sections flag
3171 for a newly created merge output section as appropriate. Adjust code
3172 to use Output_section_lookup_maps class.
3173 (Output_section::add_relaxed_input_section): Adjst code for lookup
3174 maps code refactoring.
3175 (Output_section::add_merge_input_section): Add a new parameter
3176 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3177 class. If adding input section to a newly created merge output
3178 section fails, remove the new merge section.
3179 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3180 Adjust code for use of the Output_section_lookup_maps class.
3181 (Output_section::find_merge_section): Ditto.
3182 (Output_section::build_lookup_maps): New method defintion.
3183 (Output_section::find_relaxed_input_section): Adjust code to use
3184 Output_section_lookup_maps class.
3185 (Output_section::get_input_sections): Export merge sections. Adjust
3186 code to use Output_section_lookup_maps class.
3187 (Output_section:::add_script_input_section): Adjust code to use
3188 Output_section_lookup_maps class. Update lookup maps for merge
3190 (Output_section::discard_states): Use Output_section_lookup_maps.
3191 (Output_section::restore_states): Same.
3192 * output.h (Merge_section_properties): Move class defintion out of
3194 (Output_section_lookup_maps): New class.
3195 (Output_section::Input_section::is_merge_section): New method
3197 (Output_section::Input_section::relobj): Move defintion out of class
3198 defintion. Declare method only.
3199 (Output_section::Input_section::shndx): Ditto.
3200 (Output_section::Input_section::output_merge_base): New method defintion.
3201 (Output_section::Input_section::u2_.pomb): New union field.
3202 (Output_section::Merge_section_by_properties_map,
3203 Output_section::Output_section_data_by_input_section_map,
3204 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3206 (Output_section::add_merge_input_section): Add new parameter
3207 KEEPS_INPUT_SECTIONS.
3208 (Output_section::build_lookup_maps): New method declaration.
3209 (Output_section::merge_section_map_,
3210 Output_section::merge_section_by_properties_map_,
3211 Output_section::relaxed_input_section_map_,
3212 Output_section::is_relaxed_input_section_map_valid_): Remove data
3214 (Output_section::lookup_maps_): New data member.
3216 2010-05-21 Doug Kwan <dougkwan@google.com>
3219 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3220 avoid a compilation error.
3222 2010-05-19 Rafael Espindola <espindola@google.com>
3224 * script-sections.cc (Output_section_definition::allocate_to_segment):
3225 Update the phdrs_list even when the output section is NULL.
3226 * testsuite/Makefile.am: Add test.
3227 * testsuite/Makefile.in: Regenerate.
3228 * testsuite/script_test_9.cc: New.
3229 * testsuite/script_test_9.sh: New.
3230 * testsuite/script_test_9.t: New.
3232 2010-05-19 Doug Kwan <dougkwan@google.com>
3234 * arm.cc (Arm_input_section::original_size): New method.
3235 (Arm_input_section::do_addralign): Add a cast.
3236 (Arm_input_section::do_output_offset): Remove static cast.
3237 (Arm_input_section::original_addralign,
3238 Arm_input_section::original_size_): Change type to uint32_t.
3239 (Arm_input_section::init): Add safe casts for section alignment
3241 (Arm_input_section::set_final_data_size): Do not set address and
3242 offset of stub table.
3243 (Arm_output_section::fix_exidx_coverage): Change use of of
3244 Output_section::Simple_input_section to that of
3245 Output_section::Input_section.
3246 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3247 except for the first pass.
3248 * output.cc (Output_section::get_input_sections): Change type of
3249 input_sections to std::list<Input_section>.
3250 (Output_section::add_script_input_section): Rename from
3251 Output_section::add_simple_input_section. Change type of SIS
3252 parameter from Simple_input_section to Input_section.
3253 * output.h (Output_section::Simple_input_section): Remove class.
3254 (Output_section::Input_section): Change class visibility to public.
3255 (Output_section::Input_section::addralign): Use stored alignments
3256 for special input sections if set.
3257 (Output_section::Input_section::set_addralign): New method.
3258 (Output_section::get_input_sections): Change parameter type from
3259 list of Simple_input_section to list of Input_section.
3260 (Output_section::add_script_input_section): Rename from
3261 Output_section::add_simple_input_section. Change first parameter's
3262 type from Simple_input_section to Input_section and remove the
3263 second and third parameters.
3264 * script-sections.cc (Input_section::Input_section_list): Change
3265 type to list of Output_section::Input_section/
3266 (Input_section_info::Input_section_info): Change parameter type of
3267 INPUT_SECTION to Output_section::Input_section.
3268 (Input_section_info::input_section): Change return type.
3269 (Input_section_info::input_section_): Change type to
3270 Output_section::Input_section.
3271 (Output_section_element_input::set_section_addresses): Adjust code
3272 to use Output_section::Input_section instead of
3273 Output_section::Simple_input_section. Adjust code for renaming
3274 of Output_section::add_simple_input_section.
3275 (Orphan_output_section::set_section_addresses): Ditto.
3277 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3279 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3280 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3282 2010-05-18 Rafael Espindola <espindola@google.com>
3284 * options.cc (General_options::finalize): Handle -nostdlib.
3285 * options.h (nostdlib): New option.
3286 * script.cc (script_add_search_dir): Handle -nostdlib.
3288 2010-05-12 Doug Kwan <dougkwan@google.com>
3290 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3291 attributes section only if there no attributes section after merging.
3292 (Target_arm::merge_object_attributes): Move value of
3293 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3294 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3295 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3296 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3297 and arm_attr_merge_7.stdout.
3298 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3299 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3300 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3301 arm_attr_merge_7b.o): New rules.
3302 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3304 * testsuite/Makefile.in: Regenerate.
3305 * testsuite/arm_attr_merge.sh: New file.
3306 * testsuite/arm_attr_merge_[67][ab].s: Same.
3308 2010-05-05 Nick Clifton <nickc@redhat.com>
3310 * po/es.po: Updated Spanish translation.
3312 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3314 * Makefile.am (install-exec-local): Properly install gold as
3315 default cross linker.
3316 * Makefile.in: Regenerated.
3318 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3319 Nick Clifton <nickc@redhat.com>
3321 * configure.ac (install_as_default): Define and set to false
3322 unless --enable-gold or --enable-gold=both/gold has been
3324 * configure: Regenerate.
3326 * Makefile.am (install-exec-local): Install the executable as
3327 'ld.gold'. If install_as_default is true then also install it as
3329 * Makefile.in: Regenerated.
3331 2010-04-24 Ian Lance Taylor <iant@google.com>
3333 * layout.cc (Layout::layout_reloc): In relocatable link don't
3334 combine reloc sections for grouped sections.
3336 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3338 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3339 sections that are not ordinary to icf.
3340 * icf.cc (get_section_contents): Handle relocation pointing to section
3341 with no object or shndx information.
3342 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3343 * testsuite/Makefile.in: Regenerate.
3344 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3345 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3347 2010-04-22 Ian Lance Taylor <iant@google.com>
3349 * expression.cc (Expression::Expression_eval_info): Add
3350 result_alignment_pointer field.
3351 (Expression::eval_with_dot): Add result_alignment_pointer
3352 parameter. Change all callers.
3353 (Expression::eval_maybe_dot): Likewise.
3354 (class Binary_expression): Add alignment_pointer parameter to
3355 left_value and right_value. Change all callers.
3356 (BINARY_EXPRESSION): Set result alignment.
3357 (class Trinary_expression): Add alignment_pointer parameter to
3358 arg2_value and arg3_value. Change all callers.
3359 (Trinary_cond::value): Set result alignment.
3360 (Max_expression::value, Min_expression::value): Likewise.
3361 (Align_expression::value): Likewise.
3362 * script-sections.cc (class Sections_element): Add dot_alignment
3363 parameter to set_section_addresses virtual function. Update
3365 (class Output_section_element): Likewise.
3366 (Script_sections::create_segments): Add dot_alignment parameter.
3368 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3369 (Script_sections::set_phdrs_clause_addresses): Likewise.
3370 * script-sections.h: Update declarations.
3371 * script.h: Update declarations.
3372 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3374 * testsuite/script_test_3.t: Set large alignment.
3375 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3376 segment has expected alignment.
3378 2010-04-22 Nick Clifton <nickc@redhat.com>
3380 * po/gold.pot: Updated by the Translation project.
3381 * po/vi.po: Updated Vietnamese translation.
3383 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3385 * testsuite/Makefile.am (check_PROGRAMS): Add
3386 icf_virtual_function_folding_test.
3387 * testsuite/Makefile.in: Regenerated.
3389 2010-04-15 Andrew Haley <aph@redhat.com>
3391 * options.h (merge_exidx_entries): New option.
3392 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3393 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3394 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3395 (Target_arm::merge_exidx_entries): New function.
3396 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3397 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3398 to Arm_exidx_fixup constructor.
3399 Add new arg, merge_exidx_entries.
3400 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3401 Arm_output_section::fix_exidx_coverage.
3403 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3405 * icf.cc (get_section_contents): Check for preemptible functions.
3406 Ignore addend when appropriate.
3407 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3409 (add_from_relobj): Check for section folded.
3410 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3411 * symtab.h (should_add_dynsym_entry): Add new parameter.
3412 * target-reloc.h (scan_relocs): Check for section folded.
3413 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3414 Check reloc types for function pointers in shared objects.
3415 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3417 (icf_preemptible_functions_test): New test case.
3418 (icf_string_merge_test): New test case.
3419 * testsuite.Makefile.in: Regenerate.
3420 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3421 bar_glob. Refactor code.
3422 * testsuite/icf_preemptible_functions_test.cc: New file.
3423 * testsuite/icf_preemptible_functions_test.sh: New file.
3424 * testsuite/icf_string_merge_test.cc: New file.
3425 * testsuite/icf_string_merge_test.sh: New file.
3426 * testsuite/icf_virtual_function_folding_test.cc: New file.
3427 * testsuite/icf_virtual_function_folding_test.sh: New file.
3429 2010-04-14 Doug Kwan <dougkwan@google.com>
3431 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3432 for local symbol recounting if we remove a section due to ICF.
3433 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3434 there are no regular objects in input.
3436 2010-04-13 Doug Kwan <dougkwan@google.com>
3438 * arm.cc (Arm_input_section::set_final_data_size): Compute
3439 accurate final data size instead of using current data size.
3441 2010-04-09 Doug Kwan <dougkwan@google.com>
3443 * layout.cc (Layout::choose_output_section): Handle script section
3445 (Layout::make_output_section_for_script): Add section type parameter.
3446 Handle script section types.
3447 * layout.h (Layout::make_output_section_for_script): Add section
3449 * output.cc (Output_section::Output_section): Initialize data member
3451 (Output_section::do_reset_address_and_file_offset): Do not set address
3452 to 0 if section is a NOLOAD section.
3453 * output.h (Output_section::is_noload): New method.
3454 (Output_section::set_is_noload): Ditto.
3455 (Output_section::is_noload_): New data member.
3456 * script-c.h (Script_section_type): New enum type.
3457 (struct Parser_output_section_header): Add new file section_type.
3458 * script-sections.cc (Sections_element::output_section_name): Add
3459 parameter for returning script section type.
3460 (Output_section_definition::output_section_name): Ditto.
3461 (Output_section_definition::section_type)P; New method.
3462 (Output_section_definiton::script_section_type_name): Ditto.
3463 (Output_section_definition::script_section_type_): New data member.
3464 (Output_section_definition::Output_section_definition): Initialize
3465 data member Output_section_definition::script_section_type_.
3466 (Output_section_definition::create_sections): Pass script section type
3467 to Layout::make_output_section_for_script.
3468 (Output_section_definition::output_section_name): Return script
3469 section type to caller.
3470 (Output_section_definition::set_section_address): Do not advance
3471 dot value and load address if section type is NOLOAD. Set address
3472 of NOLOAD sections regardless of section flags.
3473 (Output_section_definition::print): Print section type if it is
3474 not SCRIPT_SECTION_TYPE_NONE.
3475 (Output_section_definition::section_type): New method.
3476 (Output_section_definition::script_section_type_name): Ditto.
3477 (Script_sections::output_section_name): Add new parameter
3478 PSECTION_TYPE for returning script section type. Pass it to
3479 section elements. Handle discard sections.
3480 (Sort_output_sections::operator()): Handle NOLOAD sections.
3481 * script-sections.h (Script_sections::Section_type): New enum type.
3482 (Script_sections::output_section_name): Add a new parameter for
3483 returning script section type.
3484 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3486 * yyscript.y (union): Add new field SECTION_TYPE.
3487 (COPY, DSECT, INFO, NOLOAD): New tokens.
3488 (opt_address_and_section_type): Change type to output_section_header.
3489 (section_type): New non-terminal
3490 (section_header): Handle section type.
3491 (opt_address_and_section_type): Return section type value.
3493 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3495 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3496 * testsuite/plugin_common_test_2.c (foo): Likewise.
3498 2010-04-08 Doug Kwan <dougkwan@google.com>
3500 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3502 * output.cc (Output_section::add_merge_input_section): Simplify
3503 code and return status of Output_merge_base::add_input_section.
3504 Update merge section map only if Output_merge_base::add_input_section
3507 2010-04-07 Doug Kwan <dougkwan@google.com>
3509 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3510 if section is marked as containing instructions but has no mapping
3512 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3513 correct section index.
3514 (Arm_relobj::find_linked_text_section): Ditto.
3516 2010-04-07 Cary Coutant <ccoutant@google.com>
3518 * archive.cc (include_member): Destroy Read_symbols_data object before
3520 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3521 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3522 (Read_symbols_data::~Read_symbols_data) New destructor.
3523 (Section_relocs::Section_relocs) New constructor.
3524 (Section_relocs::~Section_relocs) New destructor.
3525 (Read_relocs_data::Read_relocs_data) New constructor.
3526 (Read_relocs_data::~Read_relocs_data) New destructor.
3527 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3528 pointers to NULL after deleting.
3530 2010-04-07 Doug Kwan <dougkwan@google.com>
3532 * arm.cc: Replace "endianity" with "endianness" in comments.
3533 (Arm_exidx_cantunwind): Ditto.
3534 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3535 (Arm_relobj::merge_flags_and_attributes): New method.
3536 (Arm_relobj::merge_flags_and_attributes_): New data member.
3537 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3538 (Arm_relobj::scan_sections_for_stubs): Ditto.
3539 (Arm_relobj::do_read_symbols): Check to see if we really want to
3540 merge processor-specific flags and attributes. Exit early if
3541 an object is empty except for section names and the undefined symbol.
3542 (Target_arm::do_finalize_sections): Move check for ELF format to
3543 Arm_relobj::do_read_symbols. Merge processor specific flags and
3544 attributes from a regular object only when we have determined that
3545 it is aapropriate. Do not create an .ARM.attributes section in
3546 output if there is no regular input object.
3547 (Target_arm::merge_processor_specific_flags): Check
3548 --warn-mismatch before printing any error.
3549 (Target_arm::merge_object_attributes): Ditto.
3550 * gold.cc (queue_middle_tasks): Handle the case in which there is
3551 no regular object in input.
3552 * options.cc (General_options::parse_EB): New method.
3553 (General_options::parse_EL): Same.
3554 (General_options::General_options): Initialize endianness_.
3555 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3557 (General_options::Endianness): New enum.
3558 (General_options::endianness): New method.
3559 (General_options::endianness_): New data member.
3560 * parameters.cc (Parameters::set_options): Check target endianness.
3561 (Parameters::set_target_once): Ditto.
3562 (Parameters::check_target_endianness): New method.
3563 (parameters_force_valid_target): If either -EL or -EB is specified,
3564 use it to define endianness of default target.
3565 * parameters.h (Parameters::check_target_endianness): New method
3567 * target.h (class Target): Change "endianity" to "endianness"
3570 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3572 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3573 * configure: Regenerate.
3574 * Makefile.in: Regenerate.
3575 * testsuite/Makefile.in: Regenerate.
3577 2010-04-06 Cary Coutant <ccoutant@google.com>
3580 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3581 prevailing definitions of common symbols.
3582 * testsuite/plugin_test_6.sh: New test case.
3583 * testsuite/plugin_common_test_1.c: New test case.
3584 * testsuite/plugin_common_test_2.c: New test case.
3585 * testsuite/Makefile.am (plugin_test_6): New test case.
3586 * testsuite/Makefile.in: Regenerate.
3588 2010-04-06 Nick Clifton <nickc@redhat.com>
3590 * po/vi.po: New Vietnamese translation.
3592 2010-03-30 Doug Kwan <dougkwan@google.com>
3594 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3596 2010-03-25 Doug Kwan <dougkwan@google.com>
3598 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3599 to avoid a conversion warning on a 32-bit host.
3601 2010-03-24 Ian Lance Taylor <iant@google.com>
3603 * testsuite/script_test_3.t: Add a TLS segment.
3604 * testsuite/Makefile.am (check_PROGRAMS): Add
3605 tls_phdrs_script_test.
3606 (tls_phdrs_script_test_SOURCES): Define.
3607 (tls_phdrs_script_test_DEPENDENCIES): Define.
3608 (tls_phdrs_script_test_LDFLAGS): Define.
3609 (tls_phdrs_script_test_LDADD): Define.
3610 * testsuite/Makefile.in: Rebuild.
3612 2010-03-23 Cary Coutant <ccoutant@google.com>
3614 * fileread.cc (find_or_make_view): Fix comment.
3616 2010-03-23 Ian Lance Taylor <iant@google.com>
3618 * script-sections.cc (class Orphan_section_placement): Define
3619 PLACE_TLS and PLACE_TLS_BSS.
3620 (Orphan_section_placement::Orphan_section_placement): Initialize
3622 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3623 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3624 (tls_script_test_SOURCES): Define.
3625 (tls_script_test_DEPENDENCIES): Define.
3626 (tls_script_test_LDFLAGS): Define.
3627 (tls_script_test_LDADD): Define.
3628 * testsuite/Makefile.in: Rebuild.
3630 2010-03-22 Doug Kwan <dougkwan@google.com>
3632 * arm.cc (Arm_relocate_functions::abs8,
3633 Arm_relocate_functions::abs16): Use correct check for overflow
3634 specified in the ARM ELF specs.
3635 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3636 target of a BLX instruction specially.
3637 (Reloc_stub::stub_type_for_reloc): Ditto.
3638 (Relocate::relocate): Use symbolic names instead of numeric relocation
3639 codes to report error.
3640 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3642 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3643 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3644 thumb2_blx_out_of_range.stdout
3645 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3646 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3647 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3648 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3649 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3650 thumb2_blx_in_range, thumb2_blx_in_range.o,
3651 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3652 thumb2_blx_out_of_range.o): New rules.
3653 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3654 thumb2_blx_in_range and thumb2_blx_out_of_range.
3655 * testsuite/Makefile.in: Regenerate.
3656 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3657 * testsuite/thumb_blx_in_range.s: New file.
3658 * testsuite/thumb_blx_out_of_range.s: New file.
3660 2010-03-22 Rafael Espindola <espindola@google.com>
3662 * archive.cc (Should_include): Move to archive.h.
3663 (should_include_member): Make it a member of Archive.
3665 (Add_lib_group_symbols): New.
3666 * archive.h: Include options.h.
3667 (Archive_member): Moved from Archive.
3668 (Should_include): Moved from archive.cc.
3670 (Add_lib_group_symbols): New.
3671 * dynobj.cc (do_should_include_member): New.
3672 * dynobj.h (do_should_include_member): New.
3673 * gold.cc (queue_initial_tasks): Update call to queue.
3674 * main.cc (main): Print lib group stats.
3675 * object.cc (do_should_include_member): New.
3676 * object.h: Include archive.h.
3677 (Object::should_include_member): New.
3678 (Object::do_should_include_member): New.
3679 (Sized_relobj::do_should_include_member): New.
3680 * options.cc (General_options::parse_start_lib): New.
3681 (General_options::parse_end_lib): New.
3682 (Input_arguments::add_file): Handle lib groups.
3683 (Input_arguments::start_group): Check we are not in a lib.
3684 (Input_arguments::start_lib): New.
3685 (Input_arguments::end_lib): New.
3686 * options.h (General_options): Add start_lib and end_lib.
3687 (Input_argument::lib_): New.
3688 (Input_argument::lib): New.
3689 (Input_argument::is_lib): New.
3690 (Input_file_lib): New.
3691 (Input_arguments::in_lib_): New.
3692 (Input_arguments::in_lib): New.
3693 (Input_arguments::start_lib): New.
3694 (Input_arguments::end_lib_): New.
3695 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3696 in unused members as preempted.
3697 (Sized_pluginobj::do_should_include_member): New.
3698 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3699 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3701 (Read_symbols::do_whole_lib_group): New.
3702 (Read_symbols::do_lib_group): New.
3703 (Read_symbols::do_read_symbols): Handle lib groups.
3704 (Read_symbols::get_name): Handle lib groups.
3705 * readsyms.h (Read_symbols): Add an archive member pointer.
3706 (Read_symbols::do_whole_lib_group): New.
3707 (Read_symbols::do_lib_group): New.
3708 (Read_symbols::member_): New.
3709 * script.cc (read_input_script): Update call to queue_soon.
3711 2010-03-19 Doug Kwan <dougkwan@google.com>
3713 * arm.cc (Stub_table::Stub_table): Initialize new data members
3714 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3715 (Stub_table::add_reloc_stub): Assign stub offset and update
3716 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3717 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3719 (Stub_table::update_data_size_and_addralign): Use
3720 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3721 instead of going over all reloc stubs.
3722 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3723 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3724 Stringpool_template::offset_ to size of Stringpool_char.
3725 (Stringpool_template::new_key_offset): Remove code to initialize
3726 Stringpool_template::offset_.
3727 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3728 Stringpool_template::offset_ to zero.
3730 2010-03-15 Doug Kwan <dougkwan@google.com>
3732 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3734 (Stringpool_template::new_key_offset): New method.
3735 (Stringpool_template::add_string): Assign offsets when adding new
3737 (Stringpool_template::set_string_offsets): Do not set string offsets
3738 when not optimizing.
3739 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3741 (Chunked_vector::clear): Clear size_.
3742 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3743 (Chunked_vector::size): Return size_.
3744 (Chunked_vector::push_back): Use size_ to find insert position.
3745 (Chunked_vector::size_): New data member.
3746 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3747 (Stringpool_template::new_key_offset): New method declaration.
3748 (Stringpool_template::offset_): New data member.
3750 2010-03-15 Rafael Espindola <espindola@google.com>
3752 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3753 Add_symbols' constructor.
3754 * readsyms.h (Add_symbols): Remove the input_group member.
3756 2010-03-10 Ian Lance Taylor <iant@google.com>
3758 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3759 target to ask whether a reference to a symbol requires a stack
3761 * target.h (Target::is_call_to_non_split): New function.
3762 (Target::do_is_call_to_non_split): Declare virtual function.
3763 * target.cc: Include "symtab.h".
3764 (Target::do_is_call_to_non_split): New function.
3765 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3767 2010-03-10 Cary Coutant <ccoutant@google.com>
3769 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3770 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3771 (File_read::open[2]): Add whole_file_view_ to list of views.
3772 (File_read::make_view): Remove test of whole_file_view_.
3773 (File_read::find_or_make_view): Create whole_file_view_ if
3775 (File_read::clear_views): Replace bool parameter with enum;
3776 adjust all callers. Don't delete views with permanent data;
3777 do delete cached views and views from archives if
3778 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3779 if clearing the corresponding view.
3780 * fileread.h (File_read::Clear_views_mode): New enum.
3781 (File_read::View::is_permanent_view): New method.
3782 (File_read::clear_views): Replace bool parameter
3783 with enum; adjust all callers.
3784 * options.h (General_options): Change keep_files_mapped option;
3785 add map_whole_files.
3786 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3788 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3791 2010-03-10 David S. Miller <davem@davemloft.net>
3793 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3795 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3797 * icf.cc (get_section_contents): Add '@' marker after processing the
3800 2010-03-08 Doug Kwan <dougkwan@google.com>
3802 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3803 due to a conversion warning.
3804 (Arm_relobj::update_output_local_symbol_count): Check for local
3805 symbol with unset output index.
3807 2010-03-05 Ian Lance Taylor <iant@google.com>
3809 * options.h (class General_options): Add --spare-dynamic-tags.
3810 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3811 --spare-dynamic-tags.
3813 2010-03-05 Ian Lance Taylor <iant@google.com>
3815 * incremental.cc: Include "libiberty.h".
3817 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3819 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3820 function, is_info_ member.
3821 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3822 (Versions::Versions): Update caller.
3823 (Versions::define_base_version): Likewise.
3824 (Versions::add_def): Likewise.
3826 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3828 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3829 (Scan::possible_function_pointer_reloc): New function.
3830 (Scan::local_reloc_may_be_function_pointer): Change to call
3831 possible_function_pointer_reloc.
3832 (Scan::global_reloc_may_be_function_pointer): Ditto.
3833 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3834 relocations in ".data.rel.ro._ZTV" section.
3835 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3836 * testsuite/icf_safe_so_test.cc: Ditto.
3837 * testsuite/icf_safe_test.cc: Ditto.
3838 * testsuite/icf_safe_test.sh: Ditto.
3840 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3841 Ian Lance Taylor <iant@google.com>
3843 * target-reloc.h (relocate_section): Check the symbol table index
3844 for -1U before setting the local symbol index.
3845 (scan_relocatable_relocs): If copying the relocation, record that
3846 the local symbol is required.
3847 * object.h (Symbol_value::is_output_symtab_index_set): New
3849 (Symbol_value::may_be_discarded_from_output_symtab): New
3851 (Symbol_value::has_output_symtab_entry): New function.
3852 (Symbol_value::needs_output_symtab_entry): Remove.
3853 (Symbol_value::output_symtab_index): Make sure the symbol index is
3855 (Symbol_value::set_output_symtab_index): Make sure the symbol
3856 index is not set. Make sure the new index is valid.
3857 (Symbol_value::set_must_have_output_symtab_entry): New function.
3858 (Symbol_value::has_output_dynsym_entry): New function.
3859 (Symbol_value::set_output_dynsym_index): Make sure the new index
3861 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3862 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3863 local symbol if permitted.
3864 (Sized_relobj::do_finalize_local_symbols): Call
3865 is_output_symtab_index_set rather than needs_output_symtab_entry.
3866 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3867 rather than needs_output_symtab_entry. Call
3868 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3869 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3870 is_output_symtab_index_set rather than needs_output_symtab_entry.
3871 * testsuite/discard_locals_relocatable_test.c: New file.
3872 * testsuite/discard_locals_test.sh: Test -r.
3873 * testsuite/Makefile.am (check_DATA): Add
3874 discard_locals_relocatable_test1.syms,
3875 discard_local_relocatable_test2.syms.
3876 (MOSTLYCLEANFILES): Likewise. Also add
3877 discard_locals_relocatable_test1.lout and
3878 discard_locals_relocatable_test2.out.
3879 (discard_locals_relocatable_test1.syms): New target.
3880 (discard_locals_relocatable_test.o): New target.
3881 (discard_locals_relocatable_test1.out): New target.
3882 (discard_locals_relocatable_test2.syms): New target.
3883 (discard_locals_relocatable_test2.out): New target.
3884 (various): Add missing ../ld-new dependencies.
3885 * testsuite/Makefile.in: Rebuild.
3887 2010-03-03 Nick Clifton <nickc@redhat.com>
3889 * po/fi.po: New Finnish translation.
3891 2010-03-01 Doug Kwan <dougkwan@google.com>
3893 * layout.cc (Layout::Layout): Force section types of .init_array*,
3894 .preinit_array* and .fini_array* sections.
3895 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3896 Fix check of return value of std::string::find.().
3897 (Output_section::Input_section_sort_compare::operator()): Remove
3898 comment about .init_array.
3899 (Output_section::Input_section_sort_init_fini_compare::operator()):
3901 (Output_section::sort_attached_input_sections): Handle .init_array
3902 and .fini_array specially.
3903 * output.h (Output_section::Inut_section_sort_compare): Update
3905 (Output_section::Input_section_sort_init_fini_compare): New struct.
3907 2010-02-26 Doug Kwan <dougkwan@google.com>
3909 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3910 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3911 * testsuite/debug_msg.sh: Avoid matching source line number for
3912 use of global variable undef_int.
3914 2010-02-26 Doug Kwan <dougkwan@google.com>
3916 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3917 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3918 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3919 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3920 * options.cc (General_options::General_options): Initialize member
3922 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3923 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3924 and rm_no_fix_v4bx.stdout
3925 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3926 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3927 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3928 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3929 and arm_no_fix_v4bx.
3930 * Makefile.in: Regenerate.
3931 * testsuite/arm_fix_v4bx.s: New file.
3932 * testsuite/arm_fix_v4bx.sh: Ditto.
3934 2010-02-24 Doug Kwan <dougkwan@google.com>
3936 * arm.cc (Target_arm::got_section): Make the .got section the first
3937 non RELRO section in the data segment.
3938 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3939 suffixes of section names.
3941 2010-02-24 Doug Kwan <dougkwan@google.com>
3943 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3944 flags and attributes merging if an input file is a binary file.
3945 * fileread.cc (Input_file::open): Record format of original file.
3946 * fileread.h (Input_file::Format): New enum type.
3947 (Input_file::Input_file): Initialize data member format_.
3948 (Input_file::format): New method definition.
3949 (Input_file::format_):: New data member.
3951 2010-02-24 Doug Kwan <dougkwan@google.com>
3953 * arm.cc (Arm_output_data_got): New class.
3954 (ARM_TCB_SIZE): New constant
3955 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3956 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3957 If user uses a script with a SECTIONS clause, issue only a warning
3958 for a misplaced EXIDX input section. Otherwise, issue an error.
3959 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3961 (Target_arm::got_mode_index_entry): Handle static linking.
3962 (Target_arm::Scan::local): Ditto.
3963 (Target_arm::Scan::global): Ditto.
3964 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3965 all incorrectly implemented relocations.
3966 (Target_arm::fix_exidx_coverage): Pass layout to
3967 Arm_output_section::fix_exidx_coverage.
3968 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3969 from ".ARM.exidx." and ".ARM.extab.".
3971 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3973 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3974 section if it does not already exist.
3975 * attributes.cc (Attributes_section_data::Attributes_section_data):
3976 Don't crash if size is zero.
3978 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3979 Ian Lance Taylor <iant@google.com>
3981 * gold.cc (queue_middle_tasks): If no input files were opened,
3983 * workqueue.h (Task_function::Task_function): Assert that there is
3986 2010-02-22 Doug Kwan <dougkwan@google.com>
3988 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3989 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3990 types to avoid warnings due to different uint64_t implementations
3993 2010-02-21 Doug Kwan <dougkwan@google.com>
3995 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3996 handling of the maximum backward branch offset.
3997 (Arm_relocate_functions::thumb_branch_common): Ditto.
3998 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3999 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4000 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4001 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4002 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4003 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4004 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4005 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4006 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4007 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4008 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4009 thumb2_bl_out_of_range.o): New rules.
4010 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4011 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4012 thumb2_bl_out_of_range
4013 * testsuite/Makefile.in: Regenerate.
4014 * testsuite/arm_bl_in_range.s: New file.
4015 * testsuite/arm_bl_out_of_range.s: Ditto.
4016 * testsuite/arm_branch_in_range.sh: Ditto.
4017 * testsuite/arm_branch_range.t: Ditto.
4018 * testsuite/thumb2_branch_range.t: Ditto.
4019 * testsuite/thumb_bl_in_range.s: Ditto.
4020 * testsuite/thumb_bl_out_of_range.s: Ditto.
4021 * testsuite/thumb_branch_range.t: Ditto.
4023 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4025 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4026 Add reloc offset information.
4027 * icf.cc (get_section_contents): Change iterators to point to the new
4028 vectors. Add reloc offset information to the contents.
4029 * icf.h (Icf::Sections_reachable_info): New typedef.
4030 (Icf::Sections_reachable_list): New typedef.
4031 (Icf::Offset_info): New typedef.
4032 (Icf::Reloc_info): New struct typedef.
4033 (Icf::Reloc_info_list): New typedef.
4034 (Icf::symbol_reloc_list): Delete method.
4035 (Icf::addend_reloc_list): Delete method.
4036 (Icf::section_reloc_list): Delete method.
4037 (Icf::reloc_info_list): New method.
4038 (Icf::reloc_info_list_): New member.
4040 2010-02-19 Doug Kwan <dougkwan@google.com>
4042 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4043 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4044 * arm.cc (Arm_relocation_functions): New forward declaration.
4045 (Target_arm::Target_arm): Initialize new data members
4046 got_mod_index_offset_ and tls_base_symbol_defined_.
4047 (Target_arm::Relocate::relocate_tls): New method.
4048 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4049 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4051 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4052 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4053 (Target_arm::got_mod_index_offset_,
4054 Target_arm::tls_base_symbol_defined_): New data members.
4055 (Target_arm::Scan::local, Target::Scan::global,
4056 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4059 2010-02-18 Doug Kwan <dougkwan@google.com>
4061 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4062 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4063 text section as a parameter becuase some broken tools may not set
4064 the link in section header.
4065 (Target_arm::has_got_section): New method.
4066 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4067 without any mapping symbol as data only. Remove warning.
4068 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4069 link in its section header, try to discover the link by inspecting the
4070 REL31 relocation at the beginning of the section.
4071 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4073 (Target_arm::Scan::global): Treat any reference to the symbol
4074 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4076 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4078 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4079 (Scan::global_reloc_may_be_function_pointer): New function.
4080 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4081 (Scan::global_reloc_may_be_function_pointer): New function.
4082 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4083 (Scan::global_reloc_may_be_function_pointer): New function.
4084 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4085 (Scan::global_reloc_may_be_function_pointer): New function.
4086 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4087 (Scan::global_reloc_may_be_function_pointer): New function.
4088 (Scan::possible_function_pointer_reloc): New function.
4089 (Target_x86_64::can_check_for_function_pointers): New function.
4090 * gc.h (gc_process_relocs): Scan relocation types to determine if
4091 function pointers were taken for targets that support it.
4092 * icf.cc (Icf::find_identical_sections): Include functions for
4093 folding in safe ICF whose pointer is not taken.
4094 * icf.h (Secn_fptr_taken_set): New typedef.
4095 (fptr_section_id_): New member.
4096 (section_has_function_pointers): New function.
4097 (set_section_has_function_pointers): New function.
4098 (check_section_for_function_pointers): New function.
4099 * options.h: Fix comment for safe ICF option.
4100 * target.h (can_check_for_function_pointers): New function.
4101 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4102 Modify icf_safe_test for X86-64.
4103 * testsuite/Makefile.in: Regenerate.
4104 * testsuite/icf_safe_so_test.cc: New file.
4105 * testsuite/icf_safe_so_test.sh: New file.
4106 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4107 (main): Change to take pointer to function kept_func_3.
4108 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4109 folding is done correctly for X86-64.
4111 2010-02-12 David S. Miller <davem@davemloft.net>
4113 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4114 is_symbolless parameter.
4115 (Output_reloc<SHT_REL>::is_symbolless): New.
4116 (Output_reloc<SHT_REL>::is_symbolless_): New.
4117 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4118 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4119 (Output_reloc<SHT_RELA>::is_symbolless): New.
4120 (Output_data_reloc::add_global): Handle is_symbolless.
4121 (Output_data_reloc::add_global_relative): Likewise.
4122 (Output_data_reloc::add_local): Likewise.
4123 (Output_data_reloc::add_local_relative): Likewise.
4124 (Output_data_reloc::add_symbolless_global_addend): New.
4125 (Output_data_reloc::add_symbolless_local_addend): New.
4126 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4128 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4129 instead of ->is_relative_
4130 (Output_reloc::write): Likewise.
4131 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4132 (Output_reloc::write_rel): Simplify.
4134 * sparc.cc (Target_sparc::Scan::local): Use
4135 ->add_symbolless_local_addend as needed.
4136 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4137 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4138 based upon relocation offset.
4140 2010-02-11 Doug Kwan <dougkwan@google.com>
4142 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4143 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4144 beginning of function.
4145 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4146 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4147 parameter is_32bit in calls to should_apply_static_reloc.
4148 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4149 (check_DATA): Add arm_abs_global.stdout.
4150 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4151 arm_abs_global.stdout): New rules.
4152 (MOSTLLYCLEANFILES): Add arm_abs_global
4153 * Makefile.in: Regenerate.
4154 * testsuite/arm_abs_global.s: New file.
4155 * testsuite/arm_abs_global.sh: Ditto.
4156 * testsuite/arm_abs_lib.s: Ditto.
4158 2010-02-11 Ian Lance Taylor <iant@google.com>
4160 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4162 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4163 Allocate_commons_task first.
4164 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4165 task, rather than symtab_lock_.
4166 (Gc_process_relocs::~Gc_process_relocs): New function.
4167 (Gc_process_relocs::is_runnable): Check this_blocker_.
4168 (Gc_process_relocs::locks): Use next_blocker_ rather than
4170 (Scan_relocs::~Scan_relocs): New function.
4171 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4173 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4175 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4176 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4177 constructor accordingly.
4178 (class Gc_process_relocs): Likewise.
4179 (class Scan_relocs): Likewise.
4180 * common.h (class Allocate_commons_task): Remove symtab_lock_
4181 field, and corresponding constructor parameter.
4182 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4184 (Allocate_commons_task::locks): Likewise.
4186 2010-02-11 Ian Lance Taylor <iant@google.com>
4188 * gold-threads.h (class Once): Define.
4189 (class Initialize_lock): Rewrite as child of Once.
4190 * gold-threads.cc (class Once_initialize): Define.
4191 (once_pointer_control): New static variable.
4192 (once_pointer, once_arg): New static variables.
4193 (c_run_once): New static function.
4194 (Once::Once, Once::run_once, Once::internal_run): New functions.
4195 (class Initialize_lock_once): Remove.
4196 (initialize_lock_control): Remove.
4197 (initialize_lock_pointer): Remove.
4198 (initialize_lock_once): Remove.
4199 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4200 (Initialize_lock::initialize): Rewrite.
4201 (Initialize_lock::do_run_once): New function.
4202 * archive.cc (Archive::interpret_header): Only clear name if it is
4204 * fileread.cc: Include "gold-threads.h"
4205 (file_counts_lock): New static variable.
4206 (file_counts_initialize_lock): Likewise.
4207 (File_read::release): Only increment counts when using --stats.
4208 Use a lock around the increment.
4209 * parameters.cc (class Set_parameters_target_once): Define.
4210 (set_parameters_target_once): New static variable.
4211 (Parameters::Parameters): Move here from parameters.h.
4212 (Parameters::set_target): Rewrite.
4213 (Parameters::set_target_once): New function.
4214 (Parameters::clear_target): Move here and rewrite.
4215 * parameters.h (class Parameters): Update declarations. Add
4216 set_parameters_target_once_ field.
4217 (Parameters::Parameters): Move to parameters.cc.
4218 (Parameters::clear_target): Likewise.
4219 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4221 (Start_group::~Start_group): New function.
4222 (Start_group::is_runnable): New function.
4223 (Start_group::locks, Start_group::run): New functions.
4224 (Finish_group::run): Change saw_undefined to size_t.
4225 * readsyms.h (class Start_group): Define.
4226 (class Finish_group): Change saw_undefined_ field to size_t.
4227 (Finish_group::Finish_group): Remove saw_undefined and
4228 this_blocker parameters. Change all callers.
4229 (Finish_group::set_saw_undefined): New function.
4230 (Finish_group::set_blocker): New function.
4231 * symtab.h (class Symbol_table): Change saw_undefined to return
4232 size_t. Change saw_undefined_ field to size_t.
4233 * target-select.cc (Set_target_once::do_run_once): New function.
4234 (Target_selector::Target_selector): Initialize set_target_once_
4235 field. Don't initialize lock_ and initialize_lock_ fields.
4236 (Target_selector::instantiate_target): Rewrite.
4237 (Target_selector::set_target): New function.
4238 * target-select.h (class Set_target_once): Define.
4239 (class Target_selector): Update declarations. Make
4240 Set_target_once a friend. Remove lock_ and initialize_lock_
4241 fields. Add set_target_once_ field.
4243 2010-02-10 Ian Lance Taylor <iant@google.com>
4245 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4247 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4248 (queue_middle_tasks): Add all blockers before queueing any tasks.
4249 (queue_final_tasks): Likewise.
4250 * token.h (Task_token::add_blockers): New function.
4251 * object.h (Input_objects::number_of_relobjs): New function.
4253 2010-02-10 Ian Lance Taylor <iant@google.com>
4255 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4256 shared, not if not position independent.
4257 * x86_64.cc (Relocate::relocate_tls): Likewise.
4258 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4259 (tls_pie_pic_test): New target.
4260 * testsuite/Makefile.in: Rebuild.
4262 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4263 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4264 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4265 * testsuite/Makefile.in: Rebuild.
4267 2010-02-09 David S. Miller <davem@davemloft.net>
4269 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4270 R_SPARC_RELATIVE using ->add_local_relative().
4271 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4273 * output.h (Output_data_dynamic::add_section_size): New method
4274 that takes two Output_data objects.
4275 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4276 entry param. Handle it in initializers.
4277 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4278 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4279 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4281 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4282 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4283 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4284 for dynrel_includes_plt.
4285 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4286 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4287 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4289 (Target_sparc::do_finalize_sections): Update to pass true for
4290 dynrel_includes_plt.
4291 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4292 output before .rela.plt
4293 (Target_powerpc::do_finalize_sections): Update to pass true for
4294 dynrel_includes_plt when 32-bit.
4296 2010-02-08 Doug Kwan <dougkwan@google.com>
4298 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4300 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4301 Arm_relobj::scan_section_for_cortex_a8_stubs,
4302 Arm_relobj::do_relocation_section): Instead of calling
4303 Output_section::output_address, use faster
4304 Arm_relobj::simple_input_section_output_address.
4306 2010-02-08 David S. Miller <davem@davemloft.net>
4308 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4309 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4310 relocation helper function.
4312 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4313 just like R_SPARC_GOT{10,13,22}.
4314 (Target_sparc::Scan::local): Likewise.
4315 (Target_sparc::Relocate:relocate): Likewise.
4317 2010-02-06 Ian Lance Taylor <iant@google.com>
4319 * configure.ac: Rewrite targetobjs duplicate removal code to use
4320 only shell constructs.
4321 * configure: Rebuild.
4323 2010-02-05 Doug Kwan <dougkwan@google.com>
4326 * arm.cc (Arm_relobj::section_is_scannable): New method.
4327 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4328 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4330 2010-02-04 Doug Kwan <dougkwan@google.com>
4333 * arm-reloc-property.cc (cstdio): Include.
4334 * configure.ac (targetobjs): Remove duplicates.
4335 * configure: Regenerate.
4336 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4337 big and little endian version for a given address size.
4339 2010-02-03 Doug Kwan <dougkwan@google.com>
4341 * arm-reloc-property.cc
4342 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4344 * arm-reloc-property.h
4345 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4346 New method definition.
4347 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4349 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4351 (GOT_PREL): Change implemented to Y.
4352 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4353 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4354 (Arm_relocate_functions::movw_abs_nc): Remove method.
4355 (Arm_relocate_functions::movt_abs): Ditto.
4356 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4357 (Arm_relocate_functions::thm_movt_abs): Ditto.
4358 (Arm_relocate_functions::movw_rel_nc): Ditto.
4359 (Arm_relocate_functions::movw_rel): Ditto.
4360 (Arm_relocate_functions::movt_rel): Ditto.
4361 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4362 (Arm_relocate_functions:thm_movw_rel): Ditto.
4363 (Arm_relocate_functions:thm_movt_rel): Ditto.
4364 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4365 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4366 New method definitions.
4367 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4368 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4369 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4370 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4371 (Target_arm::Relocate::relocate): Check for non-static or
4372 unimplemented relocation code and exit early. Change calls to
4373 Target_arm::reloc_uses_thumb_bit and
4374 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4375 instead. Refactor code to handle similar relocations to increase
4376 code sharing. Remove check for unsupported relocation code in switch
4378 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4379 relocation property table to find out size. Change error message to
4380 print out the name of a relocation code instead of the numeric value.
4381 (Target_arm::scan_reloc_for_stub): Use relocation property table
4382 instead of calling Target_arm::reloc_uses_thumb_bit().
4384 2010-02-02 Doug Kwan <dougkwan@google.com>
4386 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4387 types of relaxed input section.
4389 2010-02-02 Doug Kwan <dougkwan@google.com>
4391 * Makefile.am (HFILES): Add arm-reloc-property.h.
4393 (TARGETSOURCES): Add arm-reloc-property.cc
4394 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4395 (libgold_a_SOURCES): $(DEFFILES)
4396 * Makefile.in: Regenerate.
4397 * arm-reloc-property.cc: New file.
4398 * arm-reloc-property.h: New file.
4399 * arm-reloc.def: New file.
4400 * arm.cc: Update comments.
4401 (arm-reloc-property.h): New included header.
4402 (arm_reloc_property_table): New global variable.
4403 (Target_arm::do_select_as_default_target): New method definition.
4404 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4405 arm-reloc-property to targ_extra_obj.
4406 * parameters.cc (set_parameters_target): Call
4407 Target::select_as_default_target().
4408 * target.h (Target::select_as_default_target): New method definition.
4409 (Target::do_select_as_default_target): Same.
4411 2010-02-01 Doug Kwan <dougkwan@google.com>
4413 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4414 first_output_text_section_.
4415 (Arm_exidx_fixup::first_output_text_section): New method definition.
4416 (Arm_exidx_fixup::first_output_text_section_): New data member.
4417 (Arm_exidx_fixup::process_exidx_section): Record the first text
4418 output section seen.
4419 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4420 and entsize in output section header.
4422 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4424 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4425 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4426 (Arm_relocate_functions::thm_alu11): New Method.
4427 (Arm_relocate_functions::thm_pc8): New Method.
4428 (Arm_relocate_functions::thm_pc12): New Method.
4429 (Target_arm::Scan::local): Handle the relocations.
4430 (Target_arm::Scan::global): Likewise.
4431 (Target_arm::Relocate::relocate): Likewise.
4432 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4434 2010-01-29 Doug Kwan <dougkwan@google.com>
4436 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4437 of relocation types as ld.
4439 2010-01-29 Doug Kwan <dougkwan@google.com>
4441 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4443 (Arm_relocate_functions::thumb_branch_common): Ditto.
4444 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4445 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4446 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4447 Arm_relocate_functions::jump24): Remove.
4448 (Target_arm::Relocate::relocate): Adjust code to call
4449 Arm_relocation_functions::arm_branch_common and
4450 Arm_relocation_functions::thumb_branch_common instead of their removed
4451 wrappers. Merge switch-cases together to reduce source code size.
4453 2010-01-29 Doug Kwan <dougkwan@google.com>
4455 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4456 output_local_symbol_count_needs_update_.
4457 (Arm_relobj::output_local_symbol_count_needs_update,
4458 Arm_relobj::set_output_local_symbol_count_needs_update,
4459 Arm_relobj::update_output_local_symbol_count): New methods.
4460 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4462 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4463 of pointed function as in a R_ARM_PREL31 relocation.
4464 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4465 for output local symbol count updating.
4466 (Target_arm::do_relax): Update output local symbol counts in objects
4468 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4470 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4472 * arm.cc: Added support for the ARM relocations:
4473 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4474 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4475 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4477 (Arm_relocate_functions::movw_rel): New method.
4478 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4479 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4481 (Arm_relocate_functions::thm_movw_rel): New method.
4482 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4484 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4486 (Target_arm::Scan::global): Likewise.
4487 (Target_arm::Relocate::relocate): Likewise.
4488 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4491 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4493 * arm.cc: Added support for ARM group relocations.
4494 (Target_arm::reloc_needs_sym_origin): New method.
4495 (Arm_relocate_functions::calc_grp_kn): New method.
4496 (Arm_relocate_functions::calc_grp_residual): New method.
4497 (Arm_relocate_functions::calc_grp_gn): New method.
4498 (Arm_relocate_functions::arm_grp_alu): New Method.
4499 (Arm_relocate_functions::arm_grp_ldr): New Method.
4500 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4501 (Arm_relocate_functions::arm_grp_ldc): New Method.
4502 (Target_arm::Scan::local): Handle the ARM group relocations.
4503 (Target_arm::Scan::global): Likewise.
4504 (Target_arm::Relocate::relocate): Likewise.
4505 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4508 2010-01-26 Doug Kwan <dougkwan@google.com>
4510 * arm.cc (set): Include.
4511 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4513 (Arm_output_section::Text_section_list): New type.
4514 (Arm_output_section::append_text_sections_to_list): New method.
4515 (Arm_output_section::fix_exidx_coverage): Ditto.
4516 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4517 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4518 Relobj::set_section_offset() instead of
4519 Sized_relobj::invalidate_section_offset().
4520 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4521 parameter for section headers. Ignore relocation sections for
4522 unallocated sections and EXIDX sections.
4523 (Target_arm::fix_exidx_coverage): New method.
4524 (Target_arm::output_section_address_less_than): New type.
4525 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4526 linked text section instead of the EXIDX section.
4527 (Arm_output_section::create_stub_group): Add an assertion to check
4528 that this is not an EXIDX output section.
4529 (Arm_output_section::append_text_sections_to_list): New method.
4530 (Arm_output_section::fix_exidx_coverage): Ditto.
4531 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4532 Arm_relobj::section_needs_reloc_stub_scanning.
4533 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4535 (Target_arm::fix_exidx_coverage): New method.
4536 * object.h (Relobj::set_output_section): New method.
4537 (Sized_relobj::invalidate_section_offset): Remove method.
4538 (Sized_relobj::do_invalidate_section_offset): Remove method.
4539 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4541 2010-01-25 Doug Kwan <dougkwan@google.com>
4543 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4544 Fix warning due to signed and unsigned comparison on a 32-bit host.
4546 2010-01-22 Doug Kwan <dougkwan@google.com>
4548 * arm.cc (Target_arm::do_relax): Record an output section for section
4549 offset adjustment it contains any stub table that has changed.
4550 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4551 offsets in an output section if necessary.
4552 * output.cc (Output_section::Output_section): Initialize
4553 section_offsets_need_adjustments_.
4554 (Output_section::add_input_section_for_script): Renamed to
4555 Output_section::add_simple_input_section.
4556 (Output_section::save_states): Add a comment.
4557 (Output_section::discard_states): New method defintion.
4558 (Output_section::adjust_section_offsets): Same.
4559 * output.h (Output_section::add_input_section_for_script): Renamed to
4560 Output_section::add_simple_input_section.
4561 (Output_section::discard_states): New method declaration.
4562 (Output_section::adjust_section_offsets): Same.
4563 (Output_section::section_offsets_need_adjustment,
4564 Output_section::set_section_offsets_need_adjustment): New method
4566 (Output_section::section_offsets_need_adjustment_): New data member.
4567 * script-sections.cc
4568 (Output_section_element_input::set_section_address): Adjust code for
4569 renaming of Output_section::add_input_section_for_script.
4570 (Orphan_output_section::set_section_address): Same.
4572 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4574 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4575 Fix_v4bx enum values .
4576 * gold/options.h (General_options): New option definitions.
4577 (General_options::fix_v4bx): New method.
4578 (General_options::Fix_v4bx): New enum.
4579 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4580 (General_options::parse_fix_v4bx_interworking): New method.
4582 2010-01-22 Doug Kwan <dougkwan@google.com>
4584 * arm.cc (Arm_exidx_fixup): New class.
4586 2010-01-21 Doug Kwan <dougkwan@google.com>
4588 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4590 (Arm_exidx_section_offset_map): New type.
4592 2010-01-21 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (Arm_exidx_input_section): New class.
4595 (Arm_relobj::exidx_input_section_by_link,
4596 Arm_relobj::exidx_input_section_by_shndx,
4597 Arm_relobj::make_exidx_input_section): New methods.
4598 (read_arm_attributes_section): Remove.
4599 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4600 information about them.
4601 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4604 2010-01-20 Doug Kwan <dougkwan@google.com>
4606 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4607 Input_section_specifier to Section_id.
4608 (Target_arm::new_arm_input_section: Adjust code for change of key
4610 (Target_arm::find_arm_input_section): Ditto.
4611 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4612 (Section_id): Remove.
4613 (Garbage_collection::Section_id_hash): Remove.
4614 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4615 (Section_id): Remove.
4616 (Icf::Section_id_hash): Remove.
4617 * object.h (Section_id, Const_section_id, Section_id_hash,
4618 Const_section_id_hash): New type definitions.
4619 * output.cc (Output_section::add_relaxed_input_section): Change to
4620 use Const_section_id instead of Input_section_specifier as key type.
4621 (Output_section::add_merge_input_section): Ditto.
4622 (Output_section::build_relaxation_map): Change to use Section_id
4623 instead of Input_section_specifier as key type.
4624 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4626 (Output_section::convert_input_sections_to_relaxed_sections): Change
4627 to use Const_section_id instead of Input_section_specifier as key type.
4628 (Output_section::find_merge_section): Ditto.
4629 (Output_section::find_relaxed_input_section): Ditto.
4630 * output.h (Input_section_specifier): Remove class.
4631 (Output_section::Output_section_data_by_input_section_map): Change
4632 key type to Const_section_id.
4633 (Output_section::Output_relaxed_input_section_by_input_section_map):
4635 (Output_section::Relaxation_map): Change key type to Section_id.
4637 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4639 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4640 (class Arm_v4bx_stub): New class.
4641 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4642 (Stub_factory::make_arm_v4bx_stub): New method.
4643 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4644 (Stub_table::empty): Handle v4bx stubs.
4645 (Stub_table::add_arm_v4bx_stub): New method.
4646 (Stub_table::find_arm_v4bx_stub): New method.
4647 (Arm_relocate_functions::v4bx): New method.
4648 (Target_arm::fix_v4bx): New method.
4649 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4650 (Stub_table::relocate_stubs): Likewise.
4651 (Stub_table::do_write): Likewise.
4652 (Stub_table::update_data_size_and_addralign): Likewise.
4653 (Stub_table::finalize_stubs): Likewise.
4654 (Target_arm::Scan::local): Likewise.
4655 (Target_arm::Scan::global): Likewise.
4656 (Target_arm::do_finalize_sections): Likewise.
4657 (Target_arm::Relocate::relocate): Likewise.
4658 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4660 (Target_arm::scan_reloc_for_stub): Likewise.
4661 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4663 2010-01-19 Ian Lance Taylor <iant@google.com>
4665 * output.cc (Output_section_headers::do_sized_write): Write large
4666 segment count to sh_info field.
4667 (Output_file_header::do_sized_write): For large segment count,
4668 write PN_XNUM to e_phnum field.
4670 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4672 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4673 (Arm_relocate_functions::thm_jump8): New function.
4674 (Arm_relocate_functions::thm_jump11): New function.
4675 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4677 (Target_arm::Scan::global): Likewise.
4678 (Target_arm::Relocate::relocate): Likewise.
4679 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4682 2010-01-14 Doug Kwan <dougkwan@google.com>
4684 * arm.cc (map, utility): Include headers.
4685 (Target_arm::apply_cortex_a8_workaround): New method.
4686 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4687 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4688 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4689 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4690 the --[no-]fix-cortex-a8 command line options.
4691 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4692 (Target_arm::relocate_stub): Use addend in instruction template.
4693 * options.h (DEFINE_bool): Set the user-set flag.
4694 (General_options): Add --[no-]-fix-cortex options.
4695 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4696 : Update fast look-up map after conversion.
4698 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4700 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4701 in the first pass of do_layout.
4703 2010-01-13 Doug Kwan <dougkwan@google.com>
4705 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4706 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4707 apparent compiler problem of not folding static constant integral
4708 data members of elfcpp::Elf_sizes<32>.
4710 2010-01-13 Doug Kwan <dougkwan@google.com>
4712 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4713 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4714 Arm_relobj::scan_section_for_cortex_a8_erratum,
4715 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4716 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4717 sections to scan for relocation stubs into a new method
4718 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4719 relocation and Cortex-A8 stub scanning.
4720 (Target_arm::do_relax): Force stubs to be after stubbed sections
4721 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4722 the beginning of a new relaxation pass. Update a comment.
4723 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4725 2010-01-12 Ian Lance Taylor <iant@google.com>
4727 * target-reloc.h (visibility_error): New inline function.
4728 (relocate_section): Call visibility_error.
4729 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4730 (MOSTLYCLEANFILES): Likewise.
4731 (protected_4_pic.o, protected_3.err): New targets.
4732 * testsuite/protected_4.cc: New file.
4734 2010-01-12 Doug Kwan <dougkwan@google.com>
4736 * arm.cc (Cortex_a8_reloc): New class.
4737 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4738 and cortex_a8_relocs_info_.
4739 (Target_arm::fix_cortex_a8): New method definition.
4740 (Target_arm::Cortex_a8_relocs_info): New type.
4741 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4742 New data member declarations.
4743 (Target_arm::scan_reloc_for_stub): Record information about
4744 relocations for THUMB branches that might be exempted from the
4745 Cortex-A8 workaround.
4746 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4747 at the beginning of a relaxation pass.
4749 2010-01-12 Doug Kwan <dougkwan@google.com>
4751 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4752 (Arm_relobj::Mapping_symbol_position,
4753 Arm_reloj::Mapping_symbol_position_less,
4754 Arm_relobj::Mapping_symbols_info): New types.
4755 (Target_arm::is_mapping_symbol_name): New method definition.
4756 (Arm_relobj::do_count_local_symbols): Save information about mapping
4759 2010-01-11 Doug Kwan <dougkwan@google.com>
4761 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4762 Arm_relocate_functions::thumb32_branch_upper,
4763 Arm_relocate_functions::thumb32_branch_lower,
4764 Arm_relocate_functions::thumb32_cond_branch_offset,
4765 Arm_relocate_functions::thumb32_cond_branch_upper,
4766 Arm_relocate_functions::thumb32_cond_branch_lower,
4767 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4768 branch offset encoding.
4769 (Arm_relocate_functions::thumb_branch_common): Use new branch
4770 offset encoding methods to avoid code duplication.
4771 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4772 (Stub_addend_reader::operator()): Use new branch encoding method
4773 to avoid code duplication.
4775 2010-01-11 Doug Kwan <dougkwan@google.com>
4777 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4778 (Target_arm::do_finalize_sections): Define special EXIDX section
4779 symbols only if referenced.
4780 * gc.h (Garbage_collection::add_reference): New method.
4781 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4784 2010-01-11 Ian Lance Taylor <iant@google.com>
4786 * script.cc (Version_script_info::build_expression_list_lookup):
4787 Change complaing about duplicate wildcard match from error to
4790 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4792 (Version_script_info::Version_script_info): Initialize globs_,
4793 default_version_, default_is_global_, and exact_. Don't
4794 initialize globals_ or locals_.
4795 (Version_script_info::build_lookup_tables): Build local symbols
4797 (Version_script_info::unquote): New function.
4798 (Version_script_info::add_exact_match): New function.
4799 (Version_script_info::build_expression_list_lookup): Remove lookup
4800 parameter. Add is_global parameter. Change all callers. Handle
4801 wildcard pattern specially. Unquote pattern. Call
4803 (Version_script_info::get_name_to_match): New function.
4804 (Version_script_info::get_symbol_version): New function.
4805 (Version_script_info::get_symbol_version_helper): Remove.
4806 (Version_script_info::check_unmatched_names): Call unquote.
4807 * script.h (class Version_script_info): Change get_symbol_version
4808 to be non-inline and add is_global parameter; change all callers.
4809 Rewrite symbol_is_local. Update declarations. Define struct
4810 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4811 Remove globals_ and locals_ members. Add exact_, globs_,
4812 default_version_, is_global_.
4813 (Version_script_info::Glob): Remove pattern, add expression and
4814 is_global. Update constructor. Change all callers.
4815 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4817 (Versions::symbol_section_contents): If a symbol is undefined, or
4818 defined in a dynamic object, set the version index to
4820 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4822 (Symbol_table::add_from_pluginobj): Likewise.
4823 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4825 2010-01-11 Doug Kwan <dougkwan@google.com>
4827 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4828 (incremental_dump_LDADD): Add linking option for libintl.
4829 * Makefile.in: Regenerate.
4831 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4834 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4836 * testsuite/Makefile.in: Regenerated.
4838 2010-01-10 Doug Kwan <dougkwan@google.com>
4840 * options.h (DEFINE_var): Use parentheses around argument varname__
4841 in macro body to avoid any unintended subsequent substitutions.
4843 2010-01-10 Ian Lance Taylor <iant@google.com>
4845 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4846 candidates before doing symbol resolution.
4848 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4849 ODR candidates if only one is weak.
4851 2010-01-08 Ian Lance Taylor <iant@google.com>
4853 * script.cc (Version_script_info::build_expression_list_lookup):
4854 Don't warn about ambiguous version, just record the ambiguity.
4855 (Version_script_info::get_symbol_version_helper): Give error if
4856 version is ambiguous.
4858 2010-01-08 Doug Kwan <dougkwan@google.com>
4860 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4861 prev_data_size_ and prev_addralign_. Remove initializer for
4862 deleted data member has_been_changed_.
4863 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4864 to determine if the table is empty.
4865 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4867 (Stub_table::add_reloc_stub): Define method in class definition
4868 instead of just declaring it there.
4869 (Stub_table::add_cortex_a8_stub): New method definition.
4870 (Stub_table::update_data_size_and_addralign): Ditto.
4871 (Stub_table::finalize_stubs): Ditto.
4872 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4873 (Stub_table::do_addralign_): Return address alignment in the
4874 (Stub_table::do_reset_address_and_file_offset): Define method in
4875 class definition instead of declaring it there. Set current data
4876 size to be the data size of the previous pass.
4877 (Stub_table::set_final_data_size): Use current data size as the
4879 (Stub_table::relocate_stub): Change parameter type of stub from
4880 Reloc_stub pointer to Stub pointer.
4881 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4882 (Stub_table::Cortex_a8_stub_list): New typedef.
4883 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4884 Stub_table::prev_addralign_): New data member.
4885 (Arm_relobj::Arm_relobj): Initialize data member
4886 section_has_cortex_a8_workaround_.
4887 (Arm_relobj::section_has_cortex_a8_workaround,
4888 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4890 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4892 (Target_arm::relocate_stub): Change parameter type of stub from
4893 Reloc_stub pointer to Stub pointer.
4894 (Insn_template::size, Insn_template::alignment): Handle
4895 THUMB16_SPECIAL_TYPE.
4896 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4897 Stub_table::update_data_size_and_addralign,
4898 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4900 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4901 (Stub_table::do_write): Ditto.
4902 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4904 2010-01-08 Ian Lance Taylor <iant@google.com>
4907 * symtab.h (class Symbol): Remove fields is_target_special_ and
4908 has_plt_offset_. Add field is_defined_in_discarded_section_.
4909 (Symbol::is_defined_in_discarded_section): New function.
4910 (Symbol::set_is_defined_in_discarded_section): New function.
4911 (Symbol::has_plt_offset): Rewrite.
4912 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4913 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4914 Don't initialize is_target_special_ or has_plt_offset_.
4915 Initialize is_defined_in_discarded_section_.
4916 (Symbol_table::add_from_relobj): If appropriate, set
4917 is_defined_in_discarded_section.
4918 * resolve.cc (Symbol::override_base_with_special): Don't test
4919 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4920 * target-reloc.h (relocate_section): Do special handling for
4921 symbols defined in discarded sections for global symbols as well
4924 2010-01-08 Ian Lance Taylor <iant@google.com>
4926 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4927 the SHT_SYMTAB case.
4929 2010-01-08 Ian Lance Taylor <iant@google.com>
4931 * object.cc (Sized_relobj::do_layout): Don't get confused if
4932 layout_eh_frame returns NULL.
4934 2010-01-08 Ian Lance Taylor <iant@google.com>
4937 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4938 dynamic symbol table, use the normal symbol table.
4939 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4942 2010-01-08 Ian Lance Taylor <iant@google.com>
4945 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4948 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4950 * version.cc (print_version): Change to "Copyright 2010".
4952 2010-01-08 Ian Lance Taylor <iant@google.com>
4956 * i386.cc (class Target_i386): Change return type of plt_section
4958 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4959 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4960 tls_desc_rel_ field.
4961 (Output_data_plt_i386::rel_tls_desc): New function.
4962 (Target_i386::rel_tls_desc_section): New function.
4963 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4964 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4965 R_386_TLS_DESC reloc in rel_tls_desc_section.
4966 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4967 Define struct Tlsdesc_info.
4968 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4969 (Target_x86_64::do_reloc_symbol_index): New function.
4970 (Target_x86_64::add_tlsdesc_info): New function.
4971 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4972 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4974 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4976 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4977 (Target_x86_64::rela_tlsdesc_section): New function.
4978 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4980 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4981 (Target_x86_64::do_reloc_addend): New function.
4982 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4983 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4984 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4985 (Output_reloc::type): New function.
4986 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4987 (Output_reloc::is_target_specific): New function.
4988 (Output_reloc::target_arg): New function.
4989 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4990 absolute relocs and target specific relocs.
4991 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4992 add_target_specific.
4993 (class Output_data_reloc) [SHT_RELA]: Likewise.
4994 * output.cc (Output_reloc::Output_reloc): Add four new versions
4995 for absolute relocs and target specific relocs.
4996 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4997 (Output_reloc::get_symbol_index): Likewise.
4998 (Output_reloc::local_section_offset): Check that local_sym_index_
4999 is not TARGET_CODE or 0.
5000 (Output_reloc::symbol_value): Likewise.
5001 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5003 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5004 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5006 * layout.cc (add_target_dynamic_tags): Use output section for
5007 DT_PLTRELSZ and DT_JMPREL.
5009 2010-01-07 Ian Lance Taylor <iant@google.com>
5012 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5014 (class Output_data_reloc_generic): Define.
5015 (class Output_data_reloc_base): Change base class to
5016 Output_data_reloc_generic. Change add() method to call
5017 bump_relative_reloc_count for a relative reloc. Remove
5019 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5021 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5022 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5024 * layout.h (class Layout): Update declaration.
5026 2010-01-07 Ian Lance Taylor <iant@google.com>
5028 * output.h (class Output_data): Add const version of
5029 output_section and do_output_section.
5030 (class Output_section_data): Add const version of
5032 (class Output_section): Likewise.
5033 * layout.cc (Layout::add_target_dynamic_tags): New function.
5034 * layout.h (class Layout): Update declarations.
5035 * arm.cc (Target_arm::do_finalize_sections): Use
5036 add_target_dynamic_tags.
5037 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5038 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5039 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5040 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5042 2010-01-07 Ian Lance Taylor <iant@google.com>
5045 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5048 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5049 Ian Lance Taylor <iant@google.com>
5052 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5053 Xindex::read_symtab_xindex.
5055 2010-01-07 Doug Kwan <dougkwan@google.com>
5057 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5058 (Insn_template::thumb16_bcond_insn): New method declaration.
5059 (Insn_template): Fix spelling.
5060 (Stub::thumb16_special): New method declaration.
5061 (Stub::do_write): Define virtual method which was previously pure
5063 (Stub::do_thumb16_special): New method declaration.
5064 (Stub::do_fixed_endian_write): New template member.
5065 (Reloc_stub::do_write): Remove.
5066 (Reloc_stub::do_fixed_endian_write): Remove.
5067 (Cortex_a8_stub): New class definition.
5068 (Stub_factory::make_cortex_a8_stub): New method definition.
5069 (Stub_factory::Stub_factory): Add missing static storage class
5070 qualifier for elf32_arm_stub_a8_veneer_blx.
5072 2010-01-07 Ian Lance Taylor <iant@google.com>
5075 * options.h (class General_options): Add --warn-unresolved-symbols
5076 and --error-unresolved-symbols.
5077 * errors.cc (Errors::undefined_symbol): Implement
5078 --warn-unresolved-symbols.
5080 * options.h (class General_options): Add -z text and -z textoff.
5081 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5083 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5085 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5086 (Garbage_collection::cident_sections): New function.
5087 (Garbage_collection::add_cident_section): New function.
5088 (Garbage_collection::cident_sections_): New member.
5089 (gc_process_relocs): Add references to sections whose names are C
5091 * gold.h (cident_section_start_prefix): New constant.
5092 (cident_section_stop_prefix): New constant.
5093 (is_cident): New function.
5094 * layout.cc (Layout::define_section_symbols): Replace string constants
5095 with the newly defined constants.
5096 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5098 * testsuite/Makefile.am: Add gc_orphan_section_test.
5099 * testsuite/Makefile.in: Regenerate.
5100 * testsuite/gc_orphan_section_test.cc: New file.
5101 * testsuite/gc_orphan_section_test.sh: New file.
5103 2010-01-06 Ian Lance Taylor <iant@google.com>
5106 * options.h (class General_options): Add --warn-shared-textrel.
5107 * layout.cc (Layout::finish_dynamic_section): Implement
5108 --warn-shared-textrel.
5111 * options.h (class General_options): Add --warn-multiple-gp.
5113 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5115 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5116 $(THREADSLIB) and $(LIBDL).
5117 * Makefile.in: Rebuild.
5119 2010-01-06 Ian Lance Taylor <iant@google.com>
5122 * options.cc (General_options::parse_section_start): New function.
5123 (General_options::section_start): New function.
5124 (General_options::General_options): Initialize all members.
5125 * options.h: Include <map>
5126 (class General_options): Add --section-start. Add section_starts_
5128 * layout.cc (Layout::attach_allocated_section_to_segment): If
5129 --section-start was used, set the address of the segment. Remove
5130 local sort_sections.
5131 (Layout::relaxation_loop_body): If the address of the load segment
5132 has been set by --section-start, don't use it.
5133 * output.h (Output_segment::update_flags_for_output_section): New
5135 * output.cc (Output_segment::add_output_section): Call
5136 update_flags_for_output_section.
5138 2010-01-05 Ian Lance Taylor <iant@google.com>
5141 * options.h (class General_options): Add --undefined-version.
5142 * script.cc (struct Version_expression): Add was_matched_by_symbol
5144 (Version_script_info::matched_symbol): New function.
5145 (Version_script_info::get_symbol_version_helper): Call
5147 (Version_script_info::check_unmatched_names): New function.
5148 * script.h (class Version_script_info): Update declarations.
5149 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5151 * options.h (class General_options): Use DEFINE_bool_alias for
5152 allow_multiple_definition.
5153 * resolve.cc (Symbol_table::should_override): Don't test
5154 allow_multiple_definition.
5157 * options.h (class General_options): Add --cref.
5158 * main.cc (main): Print cref table if --cref. Don't close mapfile
5159 until after printing cref table.
5160 * cref.cc: Include "symtab.h".
5161 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5162 (Cref_table_compare::operator()): New function.
5163 (Cref_inputs::gather_cref): New function.
5164 (filecol): New static const.
5165 (Cref_inputs::print_cref): New function.
5166 (Cref::print_cref): New function.
5167 * cref.h: Include <cstdio>.
5168 (class Cref): Update declarations.
5169 * mapfile.h (Mapfile::file): New function.
5170 * object.h (class Object): Define Symbols. Declare virtual
5171 do_get_global_symbols.
5172 (Object::get_global_symbols): New function.
5173 * object.cc (Input_objects::add_object): Pass object to cref_ if
5175 (Input_objects::archive_start): Likewise.
5176 (Input_objects::archive_stop): Likewise.
5177 (Input_objects::print_cref): New function.
5178 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5179 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5181 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5183 * plugin.h (class Sized_pluginobj): Update declarations.
5185 2010-01-05 Ian Lance Taylor <iant@google.com>
5187 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5188 to is_default_version. Rename insdef to insdefault.
5189 (Symbol_table::add_from_relobj): Rename def to is_default_version
5190 and local to is_forced_local.
5191 (Symbol_table::add_from_pluginobj): Likewise.
5192 (Symbol_table::add_from_dynobj): Likewise.
5193 (Symbol_table::define_special_symbol): Rename insdef to
5196 2010-01-04 Ian Lance Taylor <iant@google.com>
5199 * options.h (class General_options): Add
5200 --allow-multiple-definition and -z muldefs.
5201 * resolve.cc (Symbol_table::should_override): Don't warn about a
5202 multiple symbol definition if --allow-multiple-definition or -z
5206 * options.h (class General_options): Add --add-needed and
5207 --copy-dt-needed-entries. Tweak --as-needed help entry.
5208 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5209 error if --copy-dt-needed-entries aka --add-needed is used and
5210 would cause a change in behaviour.
5213 * options.h (class General_options): Add -G as a short version of
5214 --shared. Add no-op options -assert, -g, and -i.
5216 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5218 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5219 check for .text or .gnu.linkonce.t sections.
5220 * icf.cc (Icf::find_identical_sections): Ditto.
5221 Change the detection for mangled function name within the section
5223 * icf.h (is_section_foldable_candidate): New function.
5225 2009-12-30 Ian Lance Taylor <iant@google.com>
5228 * options.h (class General_options): Permit two dashes with
5229 --retain-symbols-file.
5231 2009-12-30 Ian Lance Taylor <iant@google.com>
5234 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5235 don't put the file header and segment headers in the text
5239 * common.cc (Sort_commons::operator()): Stabilize sort when both
5241 (Symbol_table::do_allocate_commons_list): When allocating common
5242 symbols, skip a symbol which is no longer common.
5243 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5244 an object before checking its type.
5245 * testsuite/common_test_2.c: New file.
5246 * testsuite/common_test_3.c: New file.
5247 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5248 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5249 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5250 (common_test_2_pic.o, common_test_2.so): New targets.
5251 (common_test_3_pic.o, common_test_3.so): New targets.
5252 * testsuite/Makefile.in: Rebuild.
5255 * script.cc (read_input_script): If we see a new SECTIONS clause,
5256 and we have added an input section, give an error.
5257 * layout.h (class Layout): Add have_added_input_section function.
5258 Add have_added_input_section_ field.
5259 * layout.cc (Layout::Layout): Initialize
5260 have_added_input_section_.
5261 (Layout::layout): Set have_added_input_section_.
5262 (Layout::layout_eh_frame): Likewise.
5264 2009-12-30 Ian Lance Taylor <iant@google.com>
5267 * options.h (class General_options): Add --sort-common option.
5268 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5269 * common.cc (Sort_common): Add sort_order parameter to
5270 constructor. Add sort_order_ field.
5271 (Sort_commons::operator): Check sort_order_.
5272 (Symbol_table::allocate_commons): Determine the sort order.
5273 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5275 (Symbol_table::do_allocate_commons_list): Likewise.
5277 2009-12-30 Ian Lance Taylor <iant@google.com>
5280 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5281 symbols from this object, don't change the visibility of an
5283 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5285 2009-12-30 Ian Lance Taylor <iant@google.com>
5288 * script.h (class Version_script_info): Define Language enum.
5289 Update declarations. Define Glob, Exact, and Lookup types. Add
5290 new fields globals_, locals_, and is_finalized_.
5291 * script.cc: Various formatting fixes.
5292 (class Parser_closure): Change language_stack_ from a vector of
5293 std::string to one of Version_script_info::Language. Adjust all
5295 (class Lazy_demangler): Remove.
5296 (struct Version_expression): Change language from std::string to
5297 Version_script_info::Language.
5298 (Version_script_info::Version_script_info): New function.
5299 (Version_script_info::~Version_script_info): Don't call clear.
5300 (Version_script_info::finalize): New function.
5301 (Version_script_info::build_lookup_tables): New function.
5302 (Version_script_info::build_expression_list_lookup): New
5304 (Version_script_info::get_symbol_version_helper): Rewrite to use
5306 (Version_script_info::print_expression_list): Adjust to use
5307 Version_script_info::Language.
5308 (script_push_lex_into_version_mode): Check that the version script
5309 has not been finalized.
5310 (version_script_push_lang): Change language string to
5311 Version_script_info::Language.
5312 * options.cc (Command_line::version_script): New function.
5313 * options.h (class General_options): Add finalize_dynamic_list
5314 function. Change version_script from declaration to definition.
5315 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5316 * testsuite/version_script.map: Remove duplicate def of foo.
5317 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5319 * testsuite/Makefile.in: Rebuild.
5321 2009-12-30 Ian Lance Taylor <iant@google.com>
5324 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5325 if the input symbol index is 0, make the output symbol index 0.
5327 2009-12-30 Ian Lance Taylor <iant@google.com>
5330 * options.h (class General_options): Add -x/--discard-all.
5331 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5332 --discard-all. If the local symbol needs a dynamic entry, check
5333 that before handling --discard-locals.
5335 2009-12-30 Ian Lance Taylor <iant@google.com>
5338 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5340 (Output_segment::add_output_section): Don't change the flags if
5344 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5345 GNU hash table if they need a dynamic value. Otherwise, don't add
5346 them if they are defined in a dynamic object or are forced local.
5348 2009-12-29 Ian Lance Taylor <iant@google.com>
5351 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5352 .gnu.hash table for a 32-bit target.
5355 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5356 regular and a dynamic object only needs a dynamic symbol table
5357 entry if it is externally visible.
5360 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5361 constructor. Add global_offset_table_ field.
5362 (Target_i386::got_section): Set global_offset_table_.
5363 (Target_i386::do_finalize_sections): Set global_offset_table_
5365 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5366 in constructor. Add global_offset_table_ field.
5367 (Target_x86_64::got_section): Set global_offset_table_.
5368 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5371 * layout.cc (Layout::Layout): Initialize increase_relro_.
5372 (Layout::get_output_section): Add is_relro, is_last_relro, and
5373 is_first_non_relro parameters. Change all callers.
5374 (Layout::choose_output_section): Likewise.
5375 (Layout::add_output_section_data): Likewise.
5376 (Layout::make_output_section): Likewise.
5377 (Layout::set_segment_offsets): Clear increase_relro when using a
5379 * layout.h (class Layout): Add increase_relro method. Add
5380 increase_relro_ field. Update declarations.
5381 * output.cc (Output_section::Output_section): Initialize
5382 is_last_relro_ and is_first_non_relro_.
5383 (Output_segment::add_output_section): Group relro sections is
5384 do_sort is true. Handle is_last_relro and is_first_non_relro.
5385 (Output_segment::maximum_alignment): Remove relro handling.
5386 (Output_segment::set_section_addresses): Add increase_relro
5387 parameter. Change all callers. Add initial alignment to align
5388 relro sections on separate page. Remove old relro handling.
5389 (Output_segment::set_section_list_addresses): Remove in_relro
5390 parameter. Change all callers.
5391 (Output_segment::set_offset): Add increase parameter. Change all
5392 callers. Remove old relro handling.
5393 * output.h (class Output_section): Add new methods: is_last_relro,
5394 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5395 Add is_last_relro_ and is_first_non_relro_ fields.
5396 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5397 Create separate .got.plt section. Call increase_relro.
5398 * x86_64.cc (Target_x86_64::got_section): Likewise.
5399 * testsuite/relro_script_test.t: Add .got.plt.
5402 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5403 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5404 (Layout::finalize): Call set_dynamic_symbol_size.
5405 (Layout::set_dynamic_symbol_size): New function.
5406 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5407 set_dynamic_symbol_size.
5410 * output.h (class Output_section): Add is_entsize_zero_ field.
5411 * output.cc (Output_section::Output_section): Initialize
5413 (Output_section::set_entsize): If two different entsizes are
5414 requested, force it to zero.
5415 (Output_section::add_input_section): Set flags for .debug_str
5416 before updating section flags. Set entsize.
5417 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5418 and SHF_STRING if all input sections have those flags.
5420 2009-12-29 Rafael Espindola <espindola@google.com>
5422 * main.cc (main): Fix the sys time reporting.
5423 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5426 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5428 * options.cc (General_options::parse_version): Allow -v to exit
5429 without an error if there is nothing to link.
5431 2009-12-29 Ian Lance Taylor <iant@google.com>
5433 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5434 using a version of gcc before 4.1.
5435 * configure: Rebuild.
5437 2009-12-28 Chris Demetriou <cgd@google.com>
5439 * attributes.cc (Output_attributes_section_data::do_write): Use
5440 std::vector::front rather than std::vector::data.
5442 2009-12-28 Ian Lance Taylor <iant@google.com>
5444 * symtab.h (class Symbol_table): Add enum Defined.
5445 * resolve.cc (Symbol_table::should_override): Add defined
5446 parameter. Change all callers. Test whether object is NULL
5447 before calling a method on it.
5448 (Symbol_table::report_resolve_problem): Add defined parameter.
5450 (Symbol_table::should_override_with_special): Likewise.
5451 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5452 parameter. Change all callers.
5453 (Symbol_table::do_define_in_output_data): Likewise.
5454 (Symbol_table::define_in_output_segment): Likewise.
5455 (Symbol_table::do_define_in_output_segment): Likewise.
5456 (Symbol_table::define_as_constant): Likewise.
5457 (Symbol_table::do_define_as_constant): Likewise.
5458 * script.h (class Symbol_assignment): Add is_defsym parameter to
5459 constructor; change all callers.
5460 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5461 parameter. Change all callers. Add is_defsym_ field.
5462 (class Parser_closure): Add parsing_defsym parameter to
5463 constructor; change all callers. Add parsing_defsym accessor
5464 function. Add parsing_defsym_ field.
5466 2009-12-28 Ian Lance Taylor <iant@google.com>
5468 * gold.cc (queue_middle_tasks): Fix formatting.
5469 * object.cc (Relobj::is_section_name_included): Likewise.
5471 2009-12-23 Ian Lance Taylor <iant@google.com>
5473 * i386.cc (Target_i386::do_calls_non_split): Recognize
5474 -fsplit-stack prologue for a function with a static chain.
5475 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5476 -fsplit-stack prologue when using %r11.
5478 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5480 * options.cc (General_options::parse_version): Make -v continue and do
5481 the link like GNU ld does.
5483 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5485 * Makefile.am (CCFILES): Add timer.cc.
5486 (HFILES): Add timer.h.
5487 * configure.ac: Check for sysconf and times.
5488 * main.cc: include timer.h.
5489 (main): Use Timer instead of get_run_time.
5492 * workqueue.cc: include timer.h.
5493 (Workqueue::find_and_run_task):
5494 Report user, sys and wall time.
5495 * Makefile.in: Regenerate.
5496 * config.in: Regenerate.
5497 * configure: Regenerate.
5499 2009-12-16 Doug Kwan <dougkwan@google.com>
5501 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5503 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5504 relaxed input sections.
5505 * output.cc (Output_section::find_relaxed_input_section): Change
5506 return type to Output_relaxed_input_section pointer. Adjust code
5507 for new type of relaxed_input_section_map_.
5508 * output.h (Output_section::find_relaxed_input_section): Change
5509 return type to Output_relaxed_input_section pointer.
5510 (Output_section::Output_relaxed_input_section_by_input_section_map):
5512 (Output_section::relaxed_input_section_map_): Change type to
5513 Output_section::Output_relaxed_input_section_by_input_section_map.
5514 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5517 2009-12-15 Ian Lance Taylor <iant@google.com>
5519 * layout.cc (Layout::create_shstrtab): Only write out after input
5520 sections if we are compressing debug sections.
5522 2009-12-15 Ian Lance Taylor <iant@google.com>
5524 * archive.cc (Archive::add_symbols): Only look up a symbol without
5525 a version if there is, in fact, a version.
5527 2009-12-14 Ian Lance Taylor <iant@google.com>
5529 Revert -Wshadow changes, all changes from:
5530 2009-12-11 Doug Kwan <dougkwan@google.com>
5531 2009-12-11 Nick Clifton <nickc@redhat.com>
5532 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5534 2009-12-11 Doug Kwan <dougkwan@google.com>
5536 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5538 * attributes.cc (Object_attribute::size): Ditto.
5539 (Attributes_section_data::size): Ditto.
5540 (Attributes_section_data::Attributes_section_data): Ditto.
5541 (Output_attributes_section_data::do_write): Ditto.
5542 * attributes.h (Object_attribute::set_type): Ditto.
5543 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5545 2009-12-11 Nick Clifton <nickc@redhat.com>
5547 * archive.cc: Fix shadowed variable warnings.
5549 * compressed_output.cc: Likewise.
5550 * compressed_output.h: Likewise.
5551 * configure: Likewise.
5552 * dwarf_reader.cc: Likewise.
5553 * dynobj.cc: Likewise.
5554 * dynobj.h: Likewise.
5555 * ehframe.cc: Likewise.
5556 * ehframe.h: Likewise.
5557 * errors.cc: Likewise.
5558 * expression.cc: Likewise.
5559 * fileread.cc: Likewise.
5560 * fileread.h: Likewise.
5561 * freebsd.h: Likewise.
5562 * i386.cc: Likewise.
5564 * incremental.h: Likewise.
5565 * layout.cc: Likewise.
5566 * layout.h: Likewise.
5567 * mapfile.cc: Likewise.
5568 * merge.cc: Likewise.
5569 * merge.h: Likewise.
5570 * object.cc: Likewise.
5571 * object.h: Likewise.
5572 * options.h: Likewise.
5573 * output.cc: Likewise.
5574 * output.h: Likewise.
5575 * parameters.cc: Likewise.
5576 * plugin.cc: Likewise.
5577 * powerpc.cc: Likewise.
5578 * reduced_debug_output.cc: Likewise.
5579 * reduced_debug_output.h: Likewise.
5580 * reloc.cc: Likewise.
5581 * reloc.h: Likewise.
5582 * resolve.cc: Likewise.
5583 * script-sections.cc: Likewise.
5584 * script.cc: Likewise.
5585 * script.h: Likewise.
5586 * sparc.cc: Likewise.
5587 * symtab.cc: Likewise.
5588 * symtab.h: Likewise.
5589 * target-select.cc: Likewise.
5590 * target-select.h: Likewise.
5591 * token.h: Likewise.
5592 * workqueue.cc: Likewise.
5593 * workqueue.h: Likewise.
5594 * x86_64.cc: Likewise.
5596 2009-12-10 Doug Kwan <dougkwan@google.com>
5598 * arm.cc (attributes.h): New include.
5599 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5600 (Arm_relobj::~Arm_relobj): Delete object pointed by
5601 attributes_section_data_.
5602 (Arm_relobj::attributes_section_data): New method definition.
5603 (Arm_relobj::attributes_section_data_): New data member declaration.
5604 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5605 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5606 attributes_section_data_.
5607 (Arm_dynobj::attributes_section_data): New method definition.
5608 (Arm_dynobj::attributes_section_data_): New data member declaration.
5609 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5610 initialization value of may_use_blx_ to false.
5611 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5612 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5613 object attributes to compute results instead of hard-coding.
5614 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5615 Target_arm::get_secondary_compatible_arch,
5616 Target_arm::set_secondary_compatible_arch
5617 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5618 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5619 New method declarations.
5620 (Target_arm::get_aeabi_object_attribute): New method definition.
5621 (Target_arm::attributes_section_data_): New data member declaration.
5622 (read_arm_attributes_section): New template definition.
5623 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5624 (Arm_dynobj::do_read_symbols): Ditto.
5625 (Target_arm::do_finalize_sections): Merge attributes sections from
5626 input. Check for BLX use after attributes section merging.
5627 Fix __exidx_start and __exidx_end visibility. Create an
5628 .ARM.attributes section if necessary.
5629 (Target_arm::get_secondary_compatible_arch,
5630 Target_arm::set_secondary_compatible_arch,
5631 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5632 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5633 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5634 New method definitions.
5636 2009-12-09 Ian Lance Taylor <iant@google.com>
5638 * plugin.cc (Plugin::load): Don't cast from void* to a function
5641 2009-12-09 Ian Lance Taylor <iant@google.com>
5643 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5646 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5648 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5649 Replace two_file_shared_1.so with two_file_shared_2.so.
5650 * testsuite/Makefile.in: Regenerated.
5652 2009-12-08 Doug Kwan <dougkwan@google.com>
5654 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5655 (HFILES): Add attributes.h and int_encoding.h.
5656 * Makefile.in: Regenerate.
5657 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5658 function definitions to int_encoding.cc
5659 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5660 prototypes to int_encoding.h
5661 * reduced_debug_output.cc (int_encoding.h): New include.
5662 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5663 function definitions to int_encoding.cc
5664 (insert_into_vector, read_from_pointer): Move template definitions to
5666 * attributes.cc: New file.
5667 * attributes.h: New file.
5668 * int_encoding.cc: New file.
5669 * int_encoding.h: New file.
5671 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5674 * incremental-dump.cc (dump_incremental_inputs): New.
5675 (main): Use dump_incremental_inputs.
5677 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5680 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5681 checking elfcpp::STT_FUNC.
5682 (Target_i386::Relocate::relocate): Likewise.
5683 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5685 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5686 symbols from shared libraries into normal FUNC symbols.
5688 * symtab.h (Symbol): Add is_func and use it.
5690 2009-12-05 Doug Kwan <dougkwan@google.com>
5692 * arm.cc (Target_arm::arm_info): Initialize new fields
5693 attributes_section and attributes_vendor.
5694 * i386.cc (Target_i386::i386_info): Same.
5695 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5696 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5697 fields attributes_section and attributes_vendor.
5698 * sparc.cc (Target_sparc::sparc_info): Same.
5699 * target.h (Target::attributes_section, Target::attributes_vendor,
5700 Target::is_attributes_section, Target::attribute_arg_type,
5701 Target::attributes_order): New method definitions.
5702 (Target::Target_info::attributes_section,
5703 Target::Target_info::attributes_vendor): New fields.
5704 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5705 virtual method definitions.
5706 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5707 attributes_section and attributes_vendor.
5708 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5710 2009-12-05 Doug Kwan <dougkwan@google.com>
5712 * arm.cc: Update comments about interworking and stub generation.
5713 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5714 considered as non-PIC.
5715 (Arm_relocate_functions::base_abs): Fix formatting.
5716 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5717 of function to use GOT entry address instead of offset.
5718 (Target_arm::Scan::global): Issue an error if a symbol would need a
5719 PLT does not get one because it is untyped. Remove code to create
5720 dynamic symbols for relative branches.
5721 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5722 takes unsigned integer instead of boolean.
5724 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5726 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5727 (two_file_test_LDADD): Likewise.
5728 (common_test_1_LDADD): Likewise.
5729 (exception_test_LDADD) Likewise.
5730 (weak_test_LDADD): Likewise.
5731 (many_sections_test_LDADD): Likewise.
5732 (initpri1_LDADD): Likewise.
5733 (script_test_1_LDADD): Likewise.
5734 (script_test_2_LDADD): Likewise.
5735 (justsyms_LDADD): Likewise.
5736 (binary_test_LDADD): Likewise.
5737 (large_LDADD): Likewise.
5738 * testsuite/Makefile.in: Regenerated.
5740 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5742 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5743 (Symbol_table::override_with_special): Likewise.
5744 (Symbol_table::add_from_object): Likewise.
5746 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5748 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5749 Don't set the data_offset twice.
5751 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5753 * testsuite/Makefile.in: Regenerate.
5755 2009-12-03 Doug Kwan <dougkwan@google.com>
5757 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5758 (Target_arm::do_finalize_sections): Add parameter for symbol table
5759 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5760 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5761 parameter for symbol table pointer.
5762 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5763 an additional parameter for a pointer to symbol table.
5764 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5765 parameter for a symbol table pointer.
5766 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5767 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5769 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5770 parameter for a symbol table pointer.
5772 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5774 * incremental.cc (Incremental_inputs_header)
5775 (Incremental_inputs_header_write, Incremental_inputs_entry)
5776 (Incremental_inputs_entry_write): Move ...
5777 * incremental.h (Incremental_inputs_header)
5778 (Incremental_inputs_header_write, Incremental_inputs_entry)
5779 (Incremental_inputs_entry_write): here.
5781 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5783 * incremental.cc (make_sized_incremental_binary): Set the target.
5784 Error if it is incompatible.
5785 * output.h (Output_file): Add filename method.
5787 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5789 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5790 from the get_* methods.
5792 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5794 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5795 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5796 Write 0 for the data_offset of scripts.
5798 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5800 * testsuite/Makefile.am: Add the incremental_test.sh test.
5801 * testsuite/incremental_test.sh: New.
5802 * testsuite/incremental_test_1.c: New.
5803 * testsuite/incremental_test_2.c: New.
5805 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5807 * incremental-dump.cc (main): Fix typos.
5809 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5812 * incremental-dump.cc (main): Use llu to print 64 bit values.
5814 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5815 H.J. Lu <hongjiu.lu@intel.com>
5817 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5819 (incremental_dump_LDADD): Likewise.
5820 * Makefile.in: Regenerated.
5822 2009-11-25 Doug Kwan <dougkwan@google.com>
5826 2009-11-25 Doug Kwan <dougkwan@google.com>
5828 * arm.cc (Target_arm::Target_arm): Move method definition
5829 outside of class definition. Add code to handle
5830 --target1-rel, --target1-abs and --target2= options.
5831 (Target_arm::get_reloc_reloc_type): Change method to be
5832 non-static and const.
5833 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5834 New data member declaration.
5835 (Target_arm::Scan::local, Target_arm::Scan::global,
5836 Target_arm::Relocate::relocate,
5837 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5838 Adjust call to Target_arm::get_real_reloc_type.
5839 (Target_arm::get_real_reloc_type): Use command line options
5840 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5841 * options.h (--target1-rel, --target1-abs, --target2): New
5844 2009-11-25 Doug Kwan <dougkwan@google.com>
5846 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5847 class definition. Add code to handle --target1-rel, --target1-abs
5848 and --target2= options.
5849 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5851 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5853 (Target_arm::Scan::local, Target_arm::Scan::global,
5854 Target_arm::Relocate::relocate,
5855 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5856 call to Target_arm::get_real_reloc_type.
5857 (Target_arm::get_real_reloc_type): Use command line options to
5858 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5859 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5862 2009-11-25 Doug Kwan <dougkwan@google.com>
5864 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5865 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5866 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5868 (Arm_relocate_functions::thm_call): Replace body with a call to
5869 Arm_relocate_functions::thumb_branch_common.
5870 (Arm_relocate_functions::thm_jump24,
5871 Arm_relocate_functions::thm_xpc22): New method definitions.
5872 (Arm_relocate_functions::thumb_branch_common): New method definition.
5873 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5875 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5876 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5878 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5880 * Makefile.am: Build incremental-dump
5881 * Makefile.in: Regenerate.
5882 * incremental-dump.cc: New.
5883 * incremental.cc (Incremental_inputs_header_data,
5884 Incremental_inputs_entry_data): Move to incremental.h
5885 * incremental.h: (Incremental_inputs_header_data,
5886 Incremental_inputs_entry_data): Move from incremental.cc
5888 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5890 * incremental.cc (Incremental_inputs_header,
5891 Incremental_inputs_header_write, Incremental_inputs_entry,
5892 Incremental_inputs_entry_write): Add a typedef with the data type.
5894 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5896 * incremental.cc (Incremental_inputs_header,
5897 Incremental_inputs_header_write, Incremental_inputs_entry,
5898 Incremental_inputs_entry_write): Update comment about which
5899 type has the filed descriptions.
5901 2009-11-15 Doug Kwan <dougkwan@google.com>
5903 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5904 (Arm_relocate_functions::arm_branch_common): Change method defintion
5905 in class definition to a method declaration and update list of formal
5907 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5908 Arm_relocation_functions::jump24): Adjust call to
5909 Arm_relocate_functions::arm_branch_common. Update list of formal
5911 (Arm_relocate_functions::xpc25): New method definition.
5912 (Arm_relocate_functions::arm_branch_common): Move method defintion
5913 out from class definition. Use stubs for mode-switching and extending
5915 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5916 specially. Change code to enable use of stubs in ARM branches.
5918 2009-11-10 Doug Kwan <dougkwan@google.com>
5920 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5921 in method declaration.
5922 (Target_arm::relocate_stub): New method declaration.
5923 (Target_arm::default_target): Change to return a pointer instead of
5925 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5926 Target_arm::default_target.
5927 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5929 (Target_arm::relocate_section): Adjust view.
5930 (Target_arm::relocate_stub): New method definition.
5932 2009-11-10 Doug Kwan <dougkwan@google.com>
5934 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5936 * incremental.cc (open_incremental_binary): Initialized local
5937 variables to avoid warnings.
5938 * object.cc (make_elf_object): Ditto.
5939 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5942 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5945 * testsuite/plugin_test.c: Include "config.h".
5947 2009-11-09 Doug Kwan <dougkwan@google.com>
5949 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5950 (arm_symbol_value): Remove.
5951 (Arm_relocate_functions::arm_branch_common,
5952 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5953 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5954 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5955 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5956 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5957 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5958 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5959 Arm_relocate_functions::thm_mobw_abs_nc,
5960 Arm_relocate_functions::thm_mov_abs,
5961 Arm_relocate_functions::movw_prel_nc,
5962 Arm_relocate_functions::thm_movt_abs,
5963 Arm_relocate_functions::movt_prel,
5964 Arm_relocate_functions::thm_movw_prel_nc,
5965 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5966 (Target_arm::Relocate::relocate): Only decompose address into two
5967 parts if relocation type uses the thumb-bit and pass the actual
5968 bit instead of a flag indicating that the thumb-bit is used. Adjust
5969 calls to methods in Arm_relocate_functions for this change.
5971 2009-11-08 Ian Lance Taylor <iant@google.com>
5974 * reloc.cc: Instantiate
5975 Sized_relobj::initialize_input_to_output_maps and
5976 Sized_relobj:free_input_to_output_maps.
5978 2009-11-06 Ian Lance Taylor <iant@google.com>
5981 * defstd.cc (in_segment): Set only_if_ref true for "end".
5983 2009-11-06 Doug Kwan <dougkwan@google.com>
5985 * arm.cc (class Reloc_stub): Correct a comment.
5986 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5987 (Target_arm::scan_section_for_stubs): New method declaration.
5988 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5989 Change methods from private to protected.
5990 (Target_arm::do_may_relax): New method definition.
5991 (Target_arm::do_relax, Target_arm::group_sections,
5992 Target_arm::scan_reloc_for_stub,
5993 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5994 (Target_arm::arm_input_section_map_): New data member declaration.
5995 (Target_arm::scan_reloc_for_stub,
5996 Target_arm::scan_reloc_section_for_stubs,
5997 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5998 Target_arm::do_relax): New method definitions.
6000 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6002 * configure.ac: Check for (struct stat)::st_mtim
6003 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6004 * config.in: Regenerate.
6005 * configure: Regenerate.
6007 2009-11-05 Ian Lance Taylor <iant@google.com>
6010 * output.cc (Output_segment::add_output_section): Add missing
6013 2009-11-04 Ian Lance Taylor <iant@google.com>
6016 * object.h (class Object): Add is_needed and set_is_needed
6017 methods. Add is_needed_ field. Make bool fields into bitfields.
6018 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6019 defined in a dynamic object and referenced by a regular object,
6020 set is_needed for the dynamic object.
6021 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6022 if the file is marked with as_needed and it is not needed.
6024 2009-11-04 Ian Lance Taylor <iant@google.com>
6027 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6028 tags if data is discarded by linker script.
6029 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6030 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6031 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6032 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6034 2009-11-04 Ian Lance Taylor <iant@google.com>
6036 * layout.cc (Layout::get_output_section): Add is_interp and
6037 is_dynamic_linker_section parameters. Change all callers.
6038 (Layout::choose_output_section): Likewise.
6039 (Layout::make_output_section): Likewise.
6040 (Layout::add_output_section_data): Add is_dynamic_linker_section
6041 parameter. Change all callers.
6042 * layout.h (class Layout): Update declarations.
6043 * output.h (class Output_section): Add is_interp, set_is_interp,
6044 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6045 Add is_interp_, is_dynamic_linker_section_ fields. Change
6046 generate_code_fills_at_write_ to a bitfield.
6047 * output.cc (Output_section::Output_sections): Initialize new
6049 (Output_segment::add_output_section): Add do_sort parameter.
6052 2009-11-03 Ian Lance Taylor <iant@google.com>
6055 * options.h (class General_options): Add --warn-common.
6056 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6057 merging two common symbols.
6058 (Symbol_table::should_override): Handle --warn-common when merging
6059 a common symbol with a defined symbol. Use report_resolve_problem
6060 for multiple definitions.
6061 (Symbol_table::report_resolve_problem): New function.
6062 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6064 2009-11-03 Doug Kwan <dougkwan@google.com>
6066 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6068 (Target_arm::stub_factory): New method definition.
6069 (Target_arm::new_arm_input_section,
6070 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6071 Target_arm::reloc_uses_thumb_bit): New method declarations.
6072 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6073 New type definitions.
6074 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6075 member declarations.
6076 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6077 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6078 New method definitions.
6080 2009-11-03 Ian Lance Taylor <iant@google.com>
6082 * options.h (class General_options): Add --warn_constructors.
6084 2009-11-03 Ian Lance Taylor <iant@google.com>
6087 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6088 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6090 2009-11-03 Ian Lance Taylor <iant@google.com>
6093 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6094 --msgid-bugs-address.
6095 (install-pdf): New target.
6096 (install-data_yes): Look up one directory to find mkinstalldirs.
6098 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6100 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6103 2009-10-30 Doug Kwan <dougkwan@google.com>
6105 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6107 2009-10-30 Doug Kwan <dougkwan@google.com>
6109 * arm.cc (Stub_addend_reader): New struct template definition
6110 and partial specializations.
6111 (Stub_addend_reader::operator()): New method definition for a
6112 partially specialized template.
6114 2009-10-30 Doug Kwan <dougkwan@google.com>
6116 * arm.cc (Arm_relobj::processor_specific_flags): New method
6118 (Arm_relobj::do_read_symbols): New method declaration.
6119 (Arm_relobj::processor_specific_flags_): New data member declaration.
6120 (Arm_dynobj): New class definition.
6121 (Target_arm::do_finalize_sections): Add input_objects parameter.
6122 (Target_arm::do_adjust_elf_header): New method declaration.
6123 (Target_arm::are_eabi_versions_compatible,
6124 (Target_arm::merge_processor_specific_flags): New method declaration.
6125 (Target_arm::do_make_elf_object): New overloaded method definitions
6127 (Arm_relobj::do_read_symbols): New method definition.
6128 (Arm_dynobj::do_read_symbols): Ditto.
6129 (Target_arm::do_finalize_sections): Add input_objects parameters.
6130 Merge processor-specific flags from all input objects.
6131 (Target_arm::are_eabi_versions_compatible,
6132 Target_arm::merge_processor_specific_flags,
6133 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6134 New method definitions.
6135 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6136 Input_objects pointer type parameter.
6137 * layout.cc (Layout::finalize): Pass input objects to target's.
6138 finalize_sections function.
6139 * output.cc (Output_file_header::do_sized_write): Set ELF file
6140 header's processor-specific flags.
6141 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6142 Input_objects pointer type parameter.
6143 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6144 * target.h (Input_objects): New forward class declaration.
6145 (Target::processor_specific_flags,
6146 Target::are_processor_specific_flags_sect): New method definitions.
6147 (Target::finalize_sections): Add input_objects parameter.
6148 (Target::Target): Initialize processor_specific_flags_ and
6149 are_processor_specific_flags_set_.
6150 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6152 (Target::set_processor_specific_flags): New method definition.
6153 (Target::processor_specific_flags_,
6154 Target::are_processor_specific_flags_set_): New data member
6156 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6157 Input_objects pointer type parameter.
6159 2009-10-30 Doug Kwan <dougkwan@google.com>
6161 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6163 2009-10-28 Ian Lance Taylor <iant@google.com>
6165 * object.h (class Relobj): Drop options parameter from
6166 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6167 do_scan_relocs, do_relocate. Change all callers.
6168 (class Sized_relobj): Drop options parameters from
6169 do_gc_process_relocs, do_scan_relocs, do_relocate,
6170 do_relocate_sections, relocate_sections, emit_relocs_scan,
6171 emit_relocs_scan_reltype. Change all callers.
6172 (struct Relocate_info): Remove options field and all references to
6174 * reloc.h (class Read_relocs): Remove options constructor
6175 parameter and options_ field. Change all callers.
6176 (class Gc_process_relocs, class Scan_relocs): Likewise.
6177 (class Relocate_task): Likewise.
6178 * target-reloc.h (scan_relocs): Remove options parameter. Change
6180 (scan_relocatable_relocs): Likewise.
6181 * target.h (class Sized_target): Remove options parameter from
6182 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6184 * gc.h (gc_process_relocs): Remove options parameter. Change all
6186 * arm.cc: Update functions to remove options parameters.
6187 * i386.cc: Likewise.
6188 * powerpc.cc: Likewise.
6189 * sparc.cc: Likewise.
6190 * x86_64.cc: Likewise.
6191 * testsuite/testfile.cc: Likewise.
6193 2009-10-28 Doug Kwan <dougkwan@google.com>
6195 * arm.cc (Arm_relobj): New class definition.
6196 (Arm_relobj::scan_sections_for_stubs,
6197 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6198 New method definitions.
6200 2009-10-28 Cary Coutant <ccoutant@google.com>
6202 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6203 (Plugin::cleanup_done_): New member.
6204 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6205 (Plugin_manager::cleanup_done_): Remove.
6206 (Plugin_manager::add_input_file): Edit error message.
6207 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6208 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6210 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6212 * fileread.cc: (File_read::View::~View): Use the new
6213 data_ownership_ filed.
6214 (File_read::~File_read): Dispose the new whole_file_view_.
6215 (File_read::open): Mmap the whole file if needed.
6216 (File_read::open): Use whole_file_view_ instead of contents_.
6217 (File_read::find_view): Use whole_file_view_ if applicable.
6218 (File_read::do_read): Use whole_file_view_ instead of contents_.
6219 (File_read::make_view): Use whole_file_view_ instead of contents_,
6220 update File_read::View::View call.
6221 (File_read::find_or_make_view): Update File_read::View::View
6223 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6225 (File_read::View::Data_ownership): New enum.
6226 (File_read::View::View): Replace bool mapped_ with Data_ownership
6228 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6229 (File_read::View::data_ownership_): New field.
6230 (File_read::contents_): Remove (replaced by whole_file_view_).
6231 (File_read::whole_file_view_): New field.
6232 * options.h (class General_options): Add --keep-files-mapped.
6234 2009-10-27 Cary Coutant <ccoutant@google.com>
6236 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6237 * testsuite/Makefile.am (plugin_test_5): New test case.
6238 * testsuite/Makefile.in: Regenerate.
6240 2009-10-25 Doug Kwan <dougkwan@google.com>
6242 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6243 from private to protected to allow access by child class.
6244 (Sized_relobj::do_relocate_sections): New method declaration.
6245 (Sized_relobj::relocate_sections): Virtualize.
6246 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6247 Sized_relobj::relocate_sections. Instantiate template explicitly
6248 for different target sizes and endianity.
6250 2009-10-24 Doug Kwan <dougkwan@google.com>
6252 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6253 (Arm_input_section::as_arm_input_section): New method.
6254 (Arm_output_section): New class definition.
6255 (Arm_output_section::create_stub_group,
6256 Arm_output_section::group_sections): New method definitions.
6258 2009-10-22 Doug Kwan <dougkwan@google.com>
6260 * arm.cc (Arm_input_section): New class definition.
6261 (Arm_input_section::init, Arm_input_section:do_write,
6262 Arm_input_section::set_final_data_size,
6263 Arm_input_section::do_reset_address_and_file_offset): New method
6266 2009-10-21 Doug Kwan <dougkwan@google.com>
6268 * arm.cc (Stub_table, Arm_input_section): New forward class
6270 (Stub_table): New class defintion.
6271 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6272 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6273 New method definition.
6275 2009-10-21 Doug Kwan <dougkwan@google.com>
6277 * arm.cc: Update copyright comments.
6278 (Target_arm): New forward class template declaration.
6279 (Arm_address): New type.
6280 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6281 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6282 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6284 (Insn_template): Same.
6285 (DEF_STUBS): New macro.
6286 (Stub_type): New enum type.
6287 (Stub_template): New class definition.
6290 (Stub_factory): Same.
6291 (Target_arm::Target_arm): Initialize may_use_blx_ and
6292 should_force_pic_veneer_.
6293 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6294 Target_arm::should_force_pic_veneer,
6295 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6296 Target_arm::using_thumb_only, Target_arm:;default_target): New
6298 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6299 New data member declarations.
6300 (Insn_template::size, Insn_template::alignment): New method defintions.
6301 (Stub_template::Stub_template): New method definition.
6302 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6303 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6304 (Stub_factory::Stub_factory): New method definition.
6305 * gold.h (string_hash): New template.
6306 * output.h (Input_section_specifier::hash_value): Use
6308 (Input_section_specifier::string_hash): Remove.
6309 * stringpool.cc (Stringpool_template::string_hash): Use
6312 2009-10-20 Doug Kwan <dougkwan@google.com>
6314 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6315 symbols of relaxed input sections.
6316 * output.h (Output_section::find_relaxed_input_section): Make
6319 2009-10-16 Doug Kwan <dougkwan@google.com>
6321 * dynobj.cc (Versions::Versions): Initialize version_script_.
6322 Only insert base version symbol definition for a shared object
6323 if version script defines any version versions.
6324 (Versions::define_base_version): New method definition.
6325 (Versions::add_def): Check that base version is not needed.
6326 (Versions::add_need): Define base version lazily.
6327 * dynobj.h (Versions::define_base_version): New method declaration.
6328 (Versions::needs_base_version_): New data member declaration.
6329 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6330 (check_DATA): Add no_version_test.stdout.
6331 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6333 * testsuite/Makefile.in: Regenerate.
6334 * testsuite/no_version_test.c: New file.
6335 * testsuite/no_version_test.sh: Ditto.
6337 2009-10-16 Doug Kwan <dougkwan@google.com>
6339 * expression.cc (class Segment_start_expression): New class definition.
6340 (Segment_start_expression::value): New method definition.
6341 (script_exp_function_segment_start): Return a new
6342 Segment_start_expression.
6343 * gold/script-c.h (script_saw_segment_start_expression): New function
6345 * script-sections.cc (Script_sections::Script_sections): Initialize
6346 SAW_SEGMENT_START_EXPRESSION_ to false.
6347 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6348 and -Tbbs options to specify section addresses if given in
6349 command line and no SEGMENT_START expression is seen in a script.
6350 * script-sections.h (Script_sections::saw_segment_start_expression,
6351 Script_sections::set_saw_segment_start_expression): New method
6353 (Script_sections::saw_segment_start_expression_): New data member
6355 * script.cc (script_saw_segment_start_expression): New function.
6356 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6357 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6358 script_test_7.sh and script_test_8.sh.
6359 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6360 script_test_8.stdout.
6361 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6362 (script_test_6, script_test_6.stdout, script_test_7,
6363 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6364 * Makefile.in: Regenerate.
6365 * testsuite/script_test_6.sh: New file.
6366 * testsuite/script_test_6.t: Same.
6367 * testsuite/script_test_7.sh: Same.
6368 * testsuite/script_test_7.t: Same.
6369 * testsuite/script_test_8.sh: Same.
6371 2009-10-16 Doug Kwan <dougkwan@google.com>
6373 * output.cc (Output_segment::set_section_list_address): Cast
6374 expressions to unsigned long long type to avoid format warnings.
6376 2009-10-15 Ian Lance Taylor <iant@google.com>
6378 * script.cc (Script_options::add_symbol_assignment): Always add a
6379 dot assignment to script_sections_.
6380 * script-sections.cc (Script_sections::add_dot_assignment):
6381 Initialize if necessary.
6383 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6384 program headers with no load segment if there is a linker script.
6386 * layout.cc (Layout::set_segment_offsets): Align the file offset
6387 to the segment aligment for -N or -n with no load segment.
6388 * output.cc (Output_segment::add_output_section): Don't crash if
6389 the first section is a TLS section.
6390 (Output_segment::set_section_list_addresses): Print an error
6391 message if the address moves backward in a linker script.
6392 * script-sections.cc
6393 (Output_section_element_input::set_section_addresses): Don't
6394 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6395 (Orphan_output_section::set_section_addresses): Likewise.
6397 2009-10-15 Doug Kwan <dougkwan@google.com>
6399 * layout.cc (Layout::finish_dynamic_section): Generate tags
6400 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6401 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6402 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6404 2009-10-14 Ian Lance Taylor <iant@google.com>
6406 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6408 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6409 data_shdr fields of relinfo.
6410 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6411 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6412 R_386_TLS_LDO_32, adjust based on section flags.
6413 (Target_i386::Relocate::fix_up_ldo): Remove.
6415 2009-10-13 Ian Lance Taylor <iant@google.com>
6417 Add support for -pie.
6418 * options.h (class General_options): Add -pie and
6420 (General_options::output_is_position_independent): Test -pie.
6421 (General_options::output_is_executable): Return true if not shared
6422 and not relocatable.
6423 (General_options::output_is_pie): Remove.
6424 * options.cc (General_options::finalize): Reject incompatible uses
6426 * gold.cc (queue_middle_tasks): A -pie link is not static.
6427 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6428 * symtab.cc (Symbol::final_value_is_known): Return false if
6429 output_is_position_independent.
6430 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6431 output_is_position_independent.
6432 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6433 output_is_position_independent.
6434 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6435 output_is_position_independent.
6436 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6438 (basic_pie_test.o, basic_pie_test): New targets.
6439 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6440 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6441 (two_file_pie_test): New target.
6442 * testsuite/Makefile.in: Rebuild.
6443 * README: Remove note saying that -pie is not supported.
6445 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6447 * options.h (class General_options): Add -init and -fini.
6448 * layout.cc (Layout::finish_dynamic_section): Emit
6449 given init and fini functions.
6451 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6453 * gc.h (gc_process_relocs): Check if icf is enabled using new
6455 * gold.cc (queue_initial_tasks): Likewise.
6456 (queue_middle_tasks): Likewise.
6457 * object.cc (do_layout): Likewise.
6458 * symtab.cc (is_section_folded): Likewise.
6459 * main.cc (main): Likewise.
6460 * reloc.cc (Read_relocs::run): Likewise.
6461 (Sized_relobj::do_scan_relocs): Likewise.
6462 * icf.cc (is_function_ctor_or_dtor): New function.
6463 (Icf::find_identical_sections): Check if function is ctor or dtor when
6465 * options.h (General_options::icf): Change option to be an enum.
6466 (Icf_status): New enum.
6467 (icf_enabled): New method.
6468 (icf_safe_folding): New method.
6469 (set_icf_status): New method.
6470 (icf_status_): New variable.
6471 * (options.cc) (General_options::finalize): Set icf_status_.
6472 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6473 icf_test and icf_keep_unique_test to use the --icf enum flag.
6474 * testsuite/icf_safe_test.sh: New file.
6475 * testsuite/icf_safe_test.cc: New file.
6477 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6479 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6480 includes to gc.h and icf.h.
6481 * arm.cc: Include gc.h.
6482 * gold.cc: Likewise.
6483 * i386.cc: Likewise.
6484 * powerpc.cc: Likewise.
6485 * sparc.cc: Likewise.
6486 * x86_64.cc: Likewise.
6487 * gc.h: Include icf.h.
6489 2009-10-11 Ian Lance Taylor <iant@google.com>
6491 * plugin.cc: Include "gold.h" before other header files.
6493 2009-10-10 Chris Demetriou <cgd@google.com>
6495 * options.h (Input_file_argument::Input_file_type): New enum.
6496 (Input_file_argument::is_lib_): Replace with...
6497 (Input_file_argument::type_): New member.
6498 (Input_file_argument::Input_file_argument): Take Input_file_type
6499 'type' rather than boolean 'is_lib' as second argument.
6500 (Input_file_argument::is_lib): Use type_.
6501 (Input_file_argument::is_searched_file): New function.
6502 (Input_file_argument::may_need_search): Handle is_searched_file.
6503 * options.cc (General_options::parse_library): Support -l:filename.
6504 (General_options::parse_just_symbols): Update for Input_file_argument
6506 (Command_line::process): Likewise.
6507 * archive.cc (Archive::get_file_and_offset): Likewise.
6508 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6509 * script.cc (read_script_file, script_add_file): Likewise.
6510 * fileread.cc (Input_file::Input_file): Likewise.
6511 (Input_file::will_search_for): Handle is_searched_file.
6512 (Input_file::open): Likewise.
6513 * readsyms.cc (Read_symbols::get_name): Likewise.
6514 * testsuite/Makefile.am (searched_file_test): New test.
6515 * testsuite/Makefile.in: Regenerate.
6516 * testsuite/searched_file_test.cc: New file.
6517 * testsuite/searched_file_test_lib.cc: New file.
6519 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6520 Ian Lance Taylor <iant@google.com>
6522 * descriptor.cc: Include <cstdio> and "binary-io.h".
6523 (Descriptors::open): Open the files in binary mode always.
6524 * script.cc (Lex::get_token): Treat \r as whitespace.
6526 2009-10-09 Ian Lance Taylor <iant@google.com>
6528 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6530 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6531 Ian Lance Taylor <iant@google.com>
6533 * configure.ac: Check for readv function also.
6534 * fileread.cc (readv): Define if not HAVE_READV.
6535 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6537 * config.in: Regenerate.
6538 * configure: Regenerate.
6540 2009-10-09 Doug Kwan <dougkwan@google.com>
6542 * layout.cc (Layout::make_output_section): Call target hook to make
6543 ordinary output section.
6544 (Layout::finalize): Adjust parameter list of call the
6545 Target::may_relax().
6546 * layout.h (class Layout::section_list): New method.
6547 * merge.h (Output_merge_base::entsize): Change visibility to public.
6548 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6550 (Output_merge_string::do_is_string): New method.
6551 * object.cc (Sized_relobj::do_setup): renamed from
6552 Sized_relobj::set_up.
6553 * object.h (Sized_relobj::adjust_shndx,
6554 Sized_relobj::initializ_input_to_output_maps,
6555 Sized_relobj::free_input_to_output_maps): Change visibilities to
6557 (Sized_relobj::setup): Virtualize.
6558 (Sized_relobj::do_setup): New method declaration.
6559 (Sized_relobj::invalidate_section_offset,
6560 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6561 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6562 * options.cc (parse_int): New function.
6563 * options.h (parse_int): New declaration.
6564 (DEFINE_int): New macro.
6565 (stub_group_size): New option.
6566 * output.cc (Output_section::Output_section): Initialize memebers
6567 merge_section_map_, merge_section_by_properties_map_,
6568 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6569 (Output_section::add_input_section): Handled deferred code-fill
6570 generation and remove an old comment.
6571 (Output_section::add_relaxed_input_section): New method definition.
6572 (Output_section::add_merge_input_section): Use merge section by
6573 properties map to speed to search. Update merge section maps
6575 (Output_section::build_relaxation_map): New method definition.
6576 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6578 (Output_section::relax_input_section): Renamed to
6579 Output_section::convert_input_sections_to_relaxed_sections and change
6580 interface to take a vector of pointers to relaxed sections.
6581 (Output_section::find_merge_section,
6582 Output_section::find_relaxed_input_section): New method definitions.
6583 (Output_section::is_input_address_mapped,
6584 Output_section::output_offset, Output_section::output_address):
6585 Use output section data maps to speed up searching.
6586 (Output_section::find_starting_output_address): Add comments.
6587 (Output_section::do_write,
6588 Output_section::write_to_postprocessing_buffer): Do code-fill
6589 generation as appropriate.
6590 (Output_section::get_input_sections): Invalidate relaxed input section
6592 (Output_section::restore_states): Adjust type of checkpoint .
6593 Invalidate relaxed input section map.
6594 * output.h (Output_merge_base): New class declaration.
6595 (Input_section_specifier): New class defintion.
6596 (class Output_relaxed_input_section) Change base class to
6597 Output_section_data_build.
6598 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6599 base class initializer.
6600 (Output_section::add_relaxed_input_section): New method declaration.
6601 (Output_section::Input_section): Change visibility to protected.
6602 (Output_section::Input_section::relobj,
6603 Output_section::Input_section::shndx): Handle relaxed input sections.
6604 Output_section::input_sections) Change visibility to protected. Also
6605 define overload to return a non-const pointer.
6606 (Output_section::Merge_section_properties): New class defintion.
6607 (Output_section::Merge_section_by_properties_map,
6608 Output_section::Output_section_data_by_input_section_map,
6609 Output_section::Relaxation_map): New types.
6610 (Output_section::relax_input_section): Rename method to
6611 Output_section::convert_input_sections_to_relaxed_sections and change
6612 interface to take a vector of relaxed section pointers.
6613 (Output_section::find_merge_section,
6614 Output_section::find_relaxed_input_section,
6615 Output_section::build_relaxation_map,
6616 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6617 New method declarations.
6618 (Output_section::merge_section_map_
6619 Output_section::merge_section_by_properties_map_,
6620 Output_section::relaxed_input_section_map_,
6621 Output_section::is_relaxed_input_section_map_valid_,
6622 Output_section::generate_code_fills_at_write_): New data members.
6623 * script-sections.cc
6624 (Output_section_element_input::set_section_addresses): Call
6625 current_data_size and addralign methods of relaxed input sections.
6626 (Orphan_output_section::set_section_addresses): Call current_data_size
6627 and addralign methods of relaxed input sections.
6628 * symtab.cc (Symbol_table::compute_final_value): Extract template
6629 from the body of Symbol_table::sized_finalize_symbol.
6630 (Symbol_table::sized_finalized_symbol): Call
6631 Symbol_table::compute_final_value.
6632 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6633 (Symbol_table::compute_final_value): New templated method declaration.
6634 * target.cc (Target::do_make_output_section): New method defintion.
6635 * target.h (Target::make_output_section): New method declaration.
6636 (Target::relax): Add more parameters for input objects, symbol table
6637 and layout. Adjust call to do_relax.
6638 (Target::do_make_output_section): New method declaration.
6639 (Target::do_relax): Add parameters for input objects, symbol table
6642 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * pread.c: Include stdio.h.
6646 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6648 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6651 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6653 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6654 Change read_shndx type to unsigned int.
6655 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6657 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6658 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6659 Change read_shndx type to unsigned int.
6660 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6662 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6663 * layout.cc (Layout::create_symtab_sections): Cast the result of
6664 local_symcount * symsize to off_t in the gold_assert.
6666 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6668 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6669 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6671 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6672 (Arm_relocate_functions::thm_abs5): New function.
6673 (Arm_relocate_functions::abs12): New function.
6674 (Arm_relocate_functions::abs16): New function.
6675 (Arm_relocate_functions::base_abs): New function.
6676 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6677 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6678 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6680 (Scan::global): Likewise.
6681 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6682 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6683 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6684 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6687 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6689 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6690 (Arm_relocate_functions::movt_prel): New function.
6691 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6692 (Arm_relocate_functions::thm_movt_prel): New function.
6693 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6694 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6695 (Scan::global, Relocate::relocate): Likewise.
6696 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6698 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6700 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6701 Incremental_checker.
6702 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6704 (class Incremental_inputs_header): New class.
6705 (Incremental_inputs_header_writer): Edit comment.
6706 (Incremental_inputs_entry): New class.
6707 (Incremental_inputs_entry_writer): Edit comment.
6708 (Sized_incremental_binary::do_find_incremental_inputs_section):
6709 Add *strtab_shndx parameter, fill it.
6710 (Sized_incremental_binary::do_check_inputs): New method.
6711 (Incremental_checker::can_incrementally_link_output_file): Use
6712 Sized_incremental_binary::check_inputs.
6713 (Incremental_inputs::report_command_line): Save command line in
6716 (Incremental_binary::find_incremental_inputs_section): New
6718 (Incremental_binary::do_find_incremental_inputs_section): Add
6719 strtab_shndx parameter.
6720 (Incremental_binary::do_check_inputs): New pure virtual method.
6721 (Sized_incremental_binary::do_check_inputs): Declare.
6722 (Incremental_checker::Incremental_checker): Add incremental_inputs
6723 parameter, use it to initialize incremental_inputs_.
6724 (Incremental_checker::incremental_inputs_): New field.
6725 (Incremental_checker::command_line): New method.
6726 (Incremental_checker::inputs): New method.
6727 (Incremental_checker::command_line_): New field.
6729 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6731 * incremental.cc: Include <cstdarg> and "target-select.h".
6732 (vexplain_no_incremental): New function.
6733 (explain_no_incremental): New function.
6734 (Incremental_binary::error): New method.
6735 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6737 (make_sized_incremental_binary): New function.
6738 (open_incremental_binary): New function.
6739 (can_incrementally_link_file): Add checks if output is ELF and has
6741 * incremental.h: Include "elfcpp_file.h" and "output.h".
6742 (Incremental_binary): New class.
6743 (Sized_incremental_binary): New class.
6744 (open_incremental_binary): Declare.
6745 * object.cc (is_elf_object): Use
6746 elfcpp::Elf_recognizer::is_elf_file.
6747 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6748 * output.h (Output_file::filesize): New method.
6750 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6752 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6754 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6755 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6757 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6759 (Arm_relocate_functions::movw_abs_nc): New function.
6760 (Arm_relocate_functions::movt_abs): New function.
6761 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6762 (Arm_relocate_functions::thm_movt_abs): New function.
6763 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6764 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6765 (Scan::global): Likewise.
6766 (Relocate::relocate): Likewise.
6767 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6769 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6771 * arm.cc (Arm_relocate_functions::got_prel) New function.
6772 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6773 (Relocate::relocate): Likewise.
6774 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6776 2009-10-06 Ian Lance Taylor <iant@google.com>
6778 * options.h (class General_options): Define
6779 split_stack_adjust_size parameter.
6780 * object.h (class Object): Add uses_split_stack_ and
6781 has_no_split_stack_ fields. Add uses_split_stack and
6782 has_no_split_stack accessor functions. Declare
6783 handle_split_stack_section.
6784 (class Reloc_symbol_changes): Define.
6785 (class Sized_relobj): Define Function_offsets. Declare
6786 split_stack_adjust, split_stack_adjust_reltype, and
6788 * object.cc (Object::handle_split_stack_section): New function.
6789 (Sized_relobj::do_layout): Call handle_split_stack_section.
6790 * dynobj.cc (Sized_dynobj::do_layout): Call
6791 handle_split_stack_section.
6792 * reloc.cc (Sized_relobj::relocate_sections): Call
6793 split_stack_adjust for executable sections in split_stack
6794 objects. Pass reloc_map to relocate_section.
6795 (Sized_relobj::split_stack_adjust): New function.
6796 (Sized_relobj::split_stack_adjust_reltype): New function.
6797 (Sized_relobj::find_functions): New function.
6798 * target-reloc.h: Include "object.h".
6799 (relocate_section): Add reloc_symbol_changes parameter. Change
6801 * target.h (class Target): Add calls_non_split method. Declare
6802 do_calls_non_split virtual method. Declare match_view and
6804 * target.cc: Include "elfcpp.h".
6805 (Target::do_calls_non_split): New function.
6806 (Target::match_view): New function.
6807 (Target::set_view_to_nop): New function.
6808 * gold.cc (queue_middle_tasks): Give an error if mixing
6809 split-stack and non-split-stack objects with -r.
6810 * i386.cc (Target_i386::relocate_section): Add
6811 reloc_symbol_changes parameter.
6812 (Target_i386::do_calls_non_split): New function.
6813 * x86_64.cc (Target_x86_64::relocate_section): Add
6814 reloc_symbol_changes parameter.
6815 (Target_x86_64::do_calls_non_split): New function.
6816 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6818 * powerpc.cc (Target_powerpc::relocate_section): Add
6819 reloc_symbol_changes parameter.
6820 * sparc.cc (Target_sparc::relocate_section): Add
6821 reloc_symbol_changes parameter.
6822 * configure.ac: Call AM_CONDITIONAL for the default target.
6823 * configure: Rebuild.
6824 * testsuite/Makefile.am (TEST_AS): New variable.
6825 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6826 (check_DATA): Add split_i386 and split_x86_64 files.
6827 (SPLIT_DEFSYMS): Define.
6828 (split_i386_[1234n].o): New targets.
6829 (split_i386_[124]): New targets.
6830 (split_i386_[1234r].stdout): New targets.
6831 (split_x86_64_[1234n].o): New targets.
6832 (split_x86_64_[124]): New targets.
6833 (split_x86_64_[1234r].stdout): New targets.
6834 (MOSTLYCLEANFILES): Add new executables.
6835 * testsuite/split_i386.sh: New file.
6836 * testsuite/split_x86_64.sh: New file.
6837 * testsuite/split_i386_1.s: New file.
6838 * testsuite/split_i386_2.s: New file.
6839 * testsuite/split_i386_3.s: New file.
6840 * testsuite/split_i386_4.s: New file.
6841 * testsuite/split_i386_n.s: New file.
6842 * testsuite/split_x86_64_1.s: New file.
6843 * testsuite/split_x86_64_2.s: New file.
6844 * testsuite/split_x86_64_3.s: New file.
6845 * testsuite/split_x86_64_4.s: New file.
6846 * testsuite/split_x86_64_n.s: New file.
6847 * testsuite/testfile.cc (Target_test): Update relocation_section
6849 * testsuite/Makefile.in: Rebuild.
6851 2009-10-06 Ian Lance Taylor <iant@google.com>
6853 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6854 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6855 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6856 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6857 the address on ldo_addrs_.
6858 (Target_i386::Relocate::fix_up_ldo): New function.
6860 2009-10-06 Rafael Espindola <espindola@google.com>
6862 * plugin.cc (add_input_library): New.
6863 (Plugin::load): Add add_input_library to tv.
6864 (Plugin_manager::add_input_file): Add the is_lib argument.
6865 (add_input_file): Update call to Plugin_manager::add_input_file.
6866 (add_input_library): New.
6867 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6869 2009-09-30 Doug Kwan <dougkwan@google.com>
6871 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6872 symbol and call Symbol::may_need_copy_reloc to determine if
6873 a copy reloc is needed.
6874 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6875 nocopyreloc is given in command line.
6876 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6877 given in command line.
6878 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6879 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6880 of the removed Target_i386::may_need_copy_reloc.
6881 * options.h (copyreloc): New option with default value false.
6882 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6883 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6884 instead of the removed Target_powerpc::may_need_copy_reloc.
6885 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6886 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6887 instead of the removed Target_sparc::may_need_copy_reloc.
6888 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6889 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6890 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6891 instead of the removed Target_x86_64::may_need_copy_reloc.
6893 2009-09-30 Ian Lance Taylor <iant@google.com>
6895 * object.h (class Object): Remove target_ field, and target,
6896 sized_target, and set_target methods.
6897 (Object::sized_target): Remove.
6898 (class Sized_relobj): Update declarations. Remove sized_target.
6899 * object.cc (Sized_relobj::setup): Remove target parameter.
6901 (Input_objects::add_object): Don't do anything with the target.
6902 (make_elf_sized_object): Add punconfigured parameter. Change all
6903 callers. Set or test parameter target.
6904 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6906 * parameters.cc (Parameters::set_target): Change parameter type to
6908 (Parameters::default_target): Remove.
6909 (set_parameters_target): Change parameter type to be non-const.
6910 (parameters_force_valid_target): New function.
6911 (parameters_clear_target): New function.
6912 * parameters.h (class Parameters): Update declarations. Remove
6913 default_target method. Add sized_target and clear_target
6914 methods. Change target_ to be non-const.
6915 (set_parameters_target): Update declaration.
6916 (parameters_force_valid_target): Declare.
6917 (parameters_clear_target): Declare.
6918 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6919 as NULL if we aren't searching.
6920 (Add_symbols::run): Don't check for compatible target.
6921 * fileread.cc (Input_file::open_binary): Call
6922 parameters_force_valid_target.
6923 * gold.cc (queue_middle_tasks): Likewise.
6924 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6925 set_target on object.
6926 * dynobj.h (class Sized_dynobj): Update declarations.
6927 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6928 make_elf_object returns NULL.
6929 (Archive::include_member): Don't check whether object target is
6931 * output.cc (Output_section::add_input_section): Get target from
6933 (Output_section::relax_input_section): Likewise.
6934 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6936 (Sized_relobj::do_scan_relocs): Likewise.
6937 (Sized_relobj::relocate_sections): Likewise.
6938 * resolve.cc (Symbol_table::resolve): Likewise.
6939 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6940 parameter. Change all callers.
6941 (Symbol_table::add_from_object): Get target from parameters.
6942 (Symbol_table::add_from_relobj): Don't check object target.
6943 (Symbol_table::add_from_dynobj): Likewise.
6944 (Symbol_table::define_special_symbol): Get target from
6946 * symtab.h (class Symbol_table): Update declaration.
6947 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6948 parameter. Change all callers. Clear parameter target.
6949 (Binary_test): Test target here.
6950 * testsuite/object_unittest.cc (gold_testsuite): Remove
6951 target_test_pointer parameter. Change all callers.
6952 (Object_test): Test target here.
6954 2009-09-26 Ian Lance Taylor <iant@google.com>
6956 * testsuite/initpri1.c: Don't try to use constructor priorities if
6957 compiling with gcc before 4.3.
6959 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6961 * testsuite/retain_symbols_file_test.sh (check_present): Change
6962 output file name to retain_symbols_file_test.stdout.
6963 (check_absent): Likewise.
6965 2009-09-18 Craig Silverstein <csilvers@google.com>
6967 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6968 * options.cc: Include <cerrno> and <fstream>.
6969 (General_options::finalize): Parse -retain-symbols-file tag.
6970 * options.h: New flag.
6971 (General_options): New method should_retain_symbol, new
6972 variable symbols_to_retain.
6973 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6974 should_retain_symbol map.
6975 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6976 * testsuite/Makefile.in: Regenerate.
6977 * testsuite/retain_symbols_file_test.sh: New file.
6979 2009-09-18 Nick Clifton <nickc@redhat.com>
6981 * po/es.po: Updated Spanish translation.
6983 2009-09-17 Doug Kwan <dougkwan@google.com>
6985 * debug.h (DEBUG_RELAXATION): New constant.
6986 (DEBUG_ALL): Add DEBUG_RELAXATION.
6987 (debug_string_to_enum): Add relaxation debug option.
6989 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6990 Layout::Relaxation_debug_check::read_sections,
6991 Layout::Relaxation_debug_check::read_sections): New method definitions.
6992 (Layout::Layout): Initialize data members
6993 record_output_section_data_from_scrips_,
6994 script_output_section_data_list_ and relaxation_debug_check_.
6995 (Layout::save_segments, Layout::restore_segments,
6996 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6997 Layout::relaxation_loop_body): New method definitions.
6998 (Layout::finalize): Support relaxation. Move section layout code to
6999 Layout::relaxation_loop_body.
7000 (Layout::set_asection_address_from_script): Move code for orphan
7001 section placement out.
7002 (Layout::place_orphan_sections_in_script): New method definition.
7003 * layout.h (Output_segment_headers, Output_file_header):
7004 New forward class declarations.
7005 (Layout::~Layout): Define.
7006 (Layout::new_output_section_data_from_script): New method definition.
7007 (Layout::place_orphan_sections_in_script): New method declaration.
7008 (Layout::Segment_states): New type declaration.
7009 (Layout::save_segments, Layout::restore_segments,
7010 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7011 Layout::relaxation_loop_body): New method declarations.
7012 (Layout::Output_section_data_list): New type declaration.
7013 (Layout::Relaxation_debug_check): New class definition.
7014 (Layout::record_output_section_data_from_script_,
7015 Layout::script_output_section_data_list_, Layout::segment_states_,
7016 Layout::relaxation_debug_check_): New data members.
7017 * output.cc: (Output_section_headers::do_size): New method definition.
7018 (Output_section_headers::Output_section_headers): Move size
7019 computation to Output_section_headers::do_size.
7020 (Output_segment_headers::do_size): New method definition.
7021 (Output_file_header::Output_file_header): Move size computation to
7022 Output_file_header::do_size and call it.
7023 (Output_file_header::do_size): New method definition.
7024 (Output_data_group::Output_data_group): Adjust call to
7025 Output_section_data.
7026 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7027 (Output_symtab_xindex::do_write): Add array bound check.
7028 (Output_section::Input_section::print_to_mapfile): Handle
7029 RELAXED_INPUT_SECTION_CODE.
7030 (Output_section::Output_section): Initialize data member checkpoint_.
7031 (Output_section::~Output_section): Delete checkpoint object pointed
7033 (Output_section::add_input_section): Always add an Input_section if
7035 (Output_section::add_merge_input_section): Add assert.
7036 (Output_section::relax_input_section): New method definition.
7037 (Output_section::set_final_data_size): Set load address to zero for
7038 an unallocated section.
7039 (Output_section::do_address_and_file_offset_have_reset_values):
7040 New method definition.
7041 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7042 Handle relaxed input section.
7043 (Output_section::sort_attached_input_sections): Checkpoint input
7044 section list lazily.
7045 (Output_section::get_input_sections): Change type of input_sections to
7046 list of Simple_input_section pointers. Checkpoint input section list
7047 lazily. Also handle relaxed input sections.
7048 (Output_section::add_input_section_for_script): Take a reference to
7049 a Simple_input_section object instead of Relobj pointer and section
7050 index as parameter. Handle relaxed input sections.
7051 (Output_section::save_states, Output_section::restore_states): New
7053 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7054 (Output_data::is_data_size_fixed): New method definition.
7055 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7057 (Output_data::address_and_file_offset_have_reset_values): New method
7059 (Output_data::do_address_and_file_offset_have_reset_values): New method
7061 (Output_data::set_data_size): Check that data size is not fixed.
7062 (Output_data::fix_data_size): New method definition.
7063 (Output_data::is_data_size_fixed_): New data member.
7064 (Output_section_headers::set_final_data_size): New method definition.
7065 (Output_section_headers::do_size): New method declaration.
7066 (Output_segment_headers::set_final_data_size): New method definition.
7067 (Output_segment_headers::do_size): New method declaration.
7068 (Output_file_header::set_final_data_size)::New method definition.
7069 (Output_file_header::do_size)::New method declaration.
7070 (Output_section_data::Output_section_data): Add new parameter
7071 is_data_size_fixed and use it to fix data size.
7072 (Output_data_const::Output_data_const): Adjust call to base class
7073 constructor and fix data size.
7074 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7075 base class constructor and fix data size.
7076 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7077 base class constructor and fix data size.
7078 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7079 class constructor and fix data size.
7080 (Output_data_group::set_final_data_size): New method definition.
7081 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7082 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7083 class constructor and fix data size.
7084 (Output_relaxed_input_section): New class definition.
7085 (Output_section::Simple_input_section): New class definition.
7086 (Output_section::get_input_sections): Adjust parameter list.
7087 (Output_section::add_input_section_for_script): Same.
7088 (Output_section::save_states, Output_section::restore_states,
7089 Output_section::do_address_and_file_offset_have_reset_values,
7090 (Output_section::Input_section::Input_section): Handle
7091 RELAXED_INPUT_SECTION_CODE. Add new overload for
7092 Output_relaxed_input_section.
7093 (Output_section::Input_section::is_input_section,
7094 Output_section::Input_section::set_output_section): Handle relaxed
7096 (Output_section::Input_section::is_relaxed_input_section,
7097 Output_section::Input_section::output_section_data,
7098 Output_section::Input_section::relaxed_input_section): New method
7100 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7102 (Output_section::Input_section::u1_): Update comments.
7103 (Output_section::Input_section::u2_): Add new union member poris.
7104 (Output_section::Checkpoint_output_section): New classs definition.
7105 (Output_section::relax_input_section): New method declaration.
7106 (Output_section::checkpoint_): New data member.
7107 (Output_segment): Update comments.
7108 (Output_segment::Output_segment): Un-privatize copy constructor.
7109 (Output_segment::operator=): Un-privatize.
7110 * script-sections.cc (Output_section_element::Input_section_list):
7111 Change element type to Output_section::Simple_input_section.
7112 (Output_section_element_dot_assignment::set_section_addresses):
7113 Register output section data for relaxation clean up.
7114 (Output_data_exression::Output_data_expression): Adjust call to base
7115 constructor to fix data size.
7116 (Output_section_element_data::set_section_addresses): Register
7117 Output_data_expression object for relaxation clean up.
7118 (struct Input_section_info): Replace Relobj pointer and section index
7119 pair with Output_section::Simple_input_section and Convert struct to a
7121 (Input_section_sorter::operator()): Adjust access to
7122 Input_section_info data member to use accessors.
7123 (Output_section_element_input::set_section_addresses): Use layout
7124 parameter. Adjust code to use Output_section::Simple_input_section
7125 and Input_secction_info classes. Register filler for relaxation
7127 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7128 and section index pair with Output_section::Simple_input_section
7129 class. Adjust code accordingly.
7130 (Phdrs_element::release_segment): New method definition.
7131 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7133 (Script_sections::release_segments): New method definition.
7134 * gold/script-sections.h (Script_sections::release_segments): New
7136 * gold/target.h (Target::may_relax, Target::relax,
7137 Target::do_may_relax, Target::do_relax): New method definitions.
7139 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7141 * arm.cc (has_signed_unsigned_overflow): New function.
7142 (Arm_relocate_functions::abs8): New function.
7143 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7144 (Target_arm::Scan::global): Likewise.
7145 (Target_arm::relocate::relocate): Likewise.
7146 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7149 2009-09-16 Cary Coutant <ccoutant@google.com>
7151 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7152 * testsuite/Makefile.in: Regenerate.
7154 2009-09-11 Nick Clifton <nickc@redhat.com>
7156 * po/gold.pot: Updated by the Translation project.
7158 2009-09-08 Cary Coutant <ccoutant@google.com>
7160 * output.cc (Output_file::open): Add execute permission to empty file.
7161 * testsuite/Makefile.am (permission_test): New test.
7162 * testsuite/Makefile.in: Regenerate.
7164 2009-09-02 Ian Lance Taylor <iant@google.com>
7166 * output.cc (Output_file::resize): Call map_no_anonymous rather
7169 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7171 * gold.cc: Include "incremental.h".
7172 (queue_initial_tasks): Call Incremental_checker methods.
7173 * incremental.cc: Include "output.h".
7174 (Incremental_checker::can_incrementally_link_output_file): New
7176 * incremental.h (Incremental_checker): New class.
7178 * output.cc (Output_file::open_for_modification): New method.
7179 (Output_file::map_anonymous): Changed return type to bool. Record
7181 (Output_file::map_no_anonymous): New method, broken out of map.
7182 (Output_file::map): Use map_no_anonymous and map_anonymous.
7183 * output.h (class Output_file): Update declarations.
7185 2009-08-24 Cary Coutant <ccoutant@google.com>
7187 * options.h (Command_line::Pre_options): New class.
7188 (Command_line::pre_options): New member.
7189 * options.cc (gold::options::ready_to_register): New variable.
7190 (One_option::register_option): Do nothing if not registering options.
7191 Assert if same short option registered twice.
7192 (General_options::General_options): Turn off option registration when
7194 (Command_line::Pre_options::Pre_options): New constructor.
7196 2009-08-24 Cary Coutant <ccoutant@google.com>
7198 * options.h (General_options::no_keep_memory): Remove incorrect
7201 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7203 * Makefile.am (am__skiplex, am__skipyacc): New.
7204 * Makefile.in: Regenerate.
7206 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7208 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7209 (INCLUDES): ... this.
7210 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7211 (AM_CPPFLAGS): Renamed from ...
7212 (INCLUDE): ... this.
7213 * Makefile.in, testsuite/Makefile.in: Regenerate.
7215 * Makefile.in: Regenerate.
7216 * aclocal.m4: Likewise.
7217 * config.in: Likewise.
7218 * configure: Likewise.
7219 * testsuite/Makefile.in: Likewise.
7221 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7222 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7223 * Makefile.in: Regenerate.
7224 * testsuite/Makefile.in: Regenerate.
7226 2009-08-19 Cary Coutant <ccoutant@google.com>
7228 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7229 symbols in shared libraries overridden by hidden or internal symbols
7230 in the main program.
7232 2009-08-19 Chris Demetriou <cgd@google.com>
7234 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7235 checking source file names in error messages.
7237 2009-08-18 Doug Kwan <dougkwan@google.com>
7239 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7240 an elcpp::Ehdr as parameter. Adjust call to set_target.
7241 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7242 an elfcpp::Ehdr as parameter.
7243 * object.cc (Object::set_target): Remove the version that looks up
7244 a target and sets it.
7245 (Sized_relobj::setup): Take a Target object instead of
7246 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7247 (make_elf_sized_object): Find target and ask target to
7249 * object.h: (Object::set_target): Remove the version that looks up
7250 a target and sets it.
7251 (Sized_relobj::setup): Take a Target object instead of
7252 an elfcpp:Ehdr as parameter.
7253 * target.cc: Include dynobj.h.
7254 (Target::do_make_elf_object_implementation): New.
7255 (Target::do_make_elf_object): New.
7256 * target.h (Target::make_elf_object): New template declaration.
7257 (Target::do_make_elf_object): New method declarations.
7258 (Target::do_make_elf_object_implementation): New template declaration.
7260 2009-08-14 Ian Lance Taylor <iant@google.com>
7262 * gold.h (FUNCTION_NAME): Define.
7263 (gold_unreachable): Use FUNCTION_NAME.
7265 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7267 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7268 symbol in the --keep-unique list is not found.
7270 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7272 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7273 been maked as --keep-unique.
7274 (Icf::unfold_section): New function.
7275 * icf.h (Icf::unfold_section): New function.
7276 * options.h (General_options::keep_unique): New option.
7277 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7278 * testsuite/Makefile.in: Regenerate.
7279 * testsuite/icf_keep_unique_test.sh: New file.
7280 * testsuite/icf_keep_unique_test.cc: New file.
7282 2009-08-12 Cary Coutant <ccoutant@google.com>
7285 * resolve.cc (Symbol_table::resolve): Check for references from
7286 dynamic objects to hidden and internal symbols.
7287 * testsuite/Makefile.am (hidden_test.sh): New test.
7288 * testsuite/Makefile.in: Regenerate.
7289 * testsuite/hidden_test.sh: New script.
7290 * testsuite/hidden_test_1.c: New test source.
7291 * testsuite/hidden_test_main.c: New test source.
7293 2009-08-11 Doug Kwan <dougkwan@google.com>
7295 * arm.cc: Update comments.
7296 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7297 segment to locate the .ARM.exidx section if present.
7299 2009-08-09 Doug Kwan <dougkwan@google.com>
7301 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7304 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7305 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7308 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7310 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7311 valid tls_segment only for non-debug-section relocations.
7312 * testsuite/Makefile.am: Add gc_tls_test.
7313 * testsuite/Makefile.in: Regenerate.
7314 * testsuite/gc_tls_test.cc: New file.
7315 * testsuite/gc_tls_test.sh: New file.
7317 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7321 * Makefile.am (CCFILES): Add icf.cc.
7323 * Makefile.in: Regenerate.
7324 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7325 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7326 section, symbol and addend information for the relocs.
7327 * gold.cc (queue_middle_tasks): Call identical code folding.
7328 * gold.h: Add defines for multimap.
7329 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7330 to the call of finalize_local_symbols.
7331 * main.cc (main): Create object of class Icf.
7332 * object.cc (Sized_relobj::do_layout): Allow this function to be
7333 called twice during icf.
7334 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7335 to sections marked as identical by icf.
7336 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7338 (Sized_relobj::do_section_entsize): New function.
7339 * object.h (Object::section_entsize): New function.
7340 (Object::do_section_entsize): New pure virtual function.
7341 (Relobj::finalize_local_symbols): Add new parameter.
7342 (Relobj::do_section_entsize): New function.
7343 * options.h (General_options::icf): New option.
7344 (General_options::icf_iterations): New option.
7345 (General_options::print_icf_sections): New option.
7346 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7347 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7348 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7350 * symtab.cc (Symbol_table::is_section_folded): New function.
7351 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7352 to sections marked as identical by icf.
7353 * symtab.h (Symbol_table::set_icf): New function.
7354 (Symbol_table::icf): New function.
7355 (Symbol_table::is_section_folded): New function.
7356 (Symbol_table::icf_): New data member.
7357 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7358 * testsuite/Makefile.am: Add commands to build icf_test.
7359 * testsuite/Makefile.in: Regenerate.
7360 * testsuite/icf_test.sh: New file.
7361 * testsuite/icf_test.cc: New file.
7363 2009-07-24 Chris Demetriou <cgd@google.com>
7365 * layout.cc (is_compressible_debug_section): Fix incorrect
7366 comment about compressed section names.
7368 2009-07-20 Ian Lance Taylor <ian@airs.com>
7371 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7373 2009-07-16 Ian Lance Taylor <iant@google.com>
7376 * layout.h: #include <map>.
7377 (class Kept_section): Change from struct to class. Add accessors
7378 and setters. Add section size to Comdat_group mapping. Change
7379 Comdat_group to std::map. Add is_comdat_ field. Add
7380 linkonce_size field in union.
7381 (class Layout): Update declaration of find_or_add_kept_section.
7382 Don't declare find_kept_object.
7383 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7384 parameter. Add object, shndx, is_comdat, and is_group_name
7385 parameters. Change all callers. Adjust for new Kept_section.
7386 (Layout::find_kept_object): Remove.
7387 * object.cc (Sized_relobj::include_section_group): Update use of
7388 Kept_section. Rename secnum to shndx. Only record
7389 Kept_comdat_section if sections are the same size.
7390 (Sized_relobj::include_linkonce_section): Update use of
7391 Kept_section. Only record Kept_comdat_section if sections are the
7392 same size. Set size of linkonce section.
7393 (Sized_relobj::map_to_kept_section): Update call to
7394 get_kept_comdat_section.
7395 * object.h (class Sized_relobj): Rename fields in
7396 Kept_comdat_section to drop trailing underscores; change object
7397 field to Relobj*. Change Kept_comdat_section_table to store
7398 struct rather than pointer.
7399 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7400 Add kept_object and kept_shndx parameters. Change all callers.
7401 (Sized_relobj::get_kept_comdat_section): Change return type to
7402 bool. Add kept_object and kept_shndx parameters. Change all
7404 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7405 Layout::find_or_add_kept_section.
7407 2009-07-09 Ian Lance Taylor <iant@google.com>
7409 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7410 Reserve space in the hash table.
7412 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7414 * fileread.cc (File_read::get_mtime): New method.
7415 * fileread.h (Timespec): New structure.
7416 (File_read::get_mtime): New method.
7417 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7418 Renamed from timestamp_nsec.
7419 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7421 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7423 (Incremental_inputs::report_archive): Save mtime; style fix.
7424 (Incremental_inputs::report_obejct): Save mtime; style fix.
7425 (Incremental_inputs::report_script): Save mtime; style fix.
7426 (Incremental_inputs::finalize_inputs): Style fix.
7427 (Incremental_inputs::finalize): Style fix.
7428 (Incremental_inputs::create_input_section_data): Store inputs
7430 * incremental.h (Incremental_inputs::report_script): Add mtime
7432 (Incremental_inputs::Input_info::Input_info): Intialize only one
7434 (Incremental_inputs::Input_info::archive): Move to nameless
7436 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7437 (Incremental_inputs::Input_info::script): Move to nameless union.
7438 (Incremental_inputs::mtime): New field.
7439 * script.cc (read_input_script): Pass file mtime to
7441 * script.h (Script_info::inputs): Style fix.
7443 2009-07-01 Ian Lance Taylor <ian@airs.com>
7445 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7448 2009-06-24 Ian Lance Taylor <iant@google.com>
7451 * layout.cc (Layout::choose_output_section): If we find an
7452 existing section, update the flags.
7453 (Layout::create_notes): New function, broken out of
7455 (Layout::finalize): Don't create note sections.
7456 (Layout::create_note): Don't crash if linker script discards
7458 (Layout::create_gold_note): Likewise.
7459 (Layout::create_build_id): Likewise. Don't set
7460 after_input_sections on the section.
7461 (Layout::create_executable_stack_info): Remove target parameter.
7463 * layout.h (class Layout): Declare create_notes. Update
7464 declaration of create_executable_stack_info.
7465 * gold.cc (queue_middle_tasks): Call create_notes.
7466 * output.cc (Output_section::update_flags_for_input_section): Move
7467 here from output.h. If SHF_ALLOC flag is newly set, mark address
7469 * output.h (Output_data::mark_address_invalid): New function.
7470 (class Output_section): Only declare, not define,
7471 update_flags_for_input_section. Remove set_flags.
7473 2009-06-24 Ian Lance Taylor <iant@google.com>
7475 * script-sections.cc (Output_section_definition::
7476 set_section_addresses): Rename shadowing local load_address to
7479 2009-06-24 Ian Lance Taylor <iant@google.com>
7482 * reloc.cc (relocate_sections): Skip empty relocation sections.
7484 2009-06-23 Ian Lance Taylor <iant@google.com>
7487 * layout.cc (Layout::create_note): Use choose_output_section
7488 rather than make_output_section.
7490 2009-06-23 Ian Lance Taylor <iant@google.com>
7493 * options.cc (General_options::parse_V): Set printed_version_.
7494 (General_options::General_options): Initialize printed_version_.
7495 * options.h (class General_options): Add printed_version_ field.
7496 * gold.cc (queue_initial_tasks): If there are no input files,
7497 don't give a fatal error if we printed the version information.
7498 (queue_middle_tasks): If using -r with a shared object, give a
7499 fatal error rather than an ordinary error.
7501 2009-06-23 Ian Lance Taylor <iant@google.com>
7504 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7505 (Layout::make_output_section): Set have_stabstr_section_ if we see
7506 a .stab*str section.
7507 (Layout::finalize): Call link_stabs_sections.
7508 (Layout::link_stabs_sections): New file.
7509 * layout.h (class Layout): Add have_stabstr_section_ field.
7510 Declare link_stabs_sections.
7512 2009-06-23 Doug Kwan <dougkwan@google.com>
7514 * Makefile.am (libgold_a_LIBADD): New.
7515 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7516 * Makefile.in: Regenerate.
7517 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7518 * configure: Regenerate.
7519 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7520 * fileread.cc: Include sys/state.h
7521 * gold.h: Declare memmem and strndup if found missing.
7522 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7524 2009-06-23 Ian Lance Taylor <iant@google.com>
7526 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7527 * configure: Rebuild.
7529 2009-06-23 Ian Lance Taylor <iant@google.com>
7532 * object.cc (Object::section_contents): Don't try to get a view if
7533 the section has length zero.
7534 (Object::handle_gnu_warning_section): If the section is empty, use
7535 the name of the section as the warning.
7537 2009-06-23 Ian Lance Taylor <iant@google.com>
7540 * stringpool.h (class Stringpool_template): Add optimize_ field.
7541 (Stringpool_template::set_optimize): New function.
7542 * stringpool.cc (Stringpool_template::Stringpool_template):
7543 Initialize optimize_ field.
7544 (Stringpool_template::set_string_offsets): Test local optimize
7545 fild rather than parameter.
7546 * layout.cc (Layout::Layout): Call set_optimize on the section
7549 2009-06-22 Ian Lance Taylor <iant@google.com>
7552 * yyscript.y: Parse TARGET.
7553 * script.cc (script_set_target): New function.
7554 * script-c.h (script_set_target): Declare.
7555 * options.cc (General_options::string_to_object_format): Rename
7556 from string_to_object_format in anonymous namespace. Change
7558 * options.h (class General_options): Declare
7559 string_to_object_format.
7561 2009-06-22 Ian Lance Taylor <iant@google.com>
7563 * script-sections.cc (Script_sections::create_segments): Don't put
7564 program headers in a PT_LOAD segment if -n or -N.
7566 2009-06-22 Ian Lance Taylor <iant@google.com>
7569 * options.h (class General_options): Add -z lazy and -z now. Sort
7570 -z options into alphabetical order.
7571 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7573 2009-06-21 Ian Lance Taylor <iant@google.com>
7575 * layout.cc (Layout::make_output_section): Call
7576 Target::new_output_section.
7577 (Layout::attach_allocated_section_to_segment): Put large section
7578 sections in a separate load segment with the large segment flag
7580 (Layout::segment_precedes): Sort large data segments after other
7582 (align_file_offset): New static function.
7583 (Layout::set_segment_offsets): Use align_file_offset.
7584 * output.h (class Output_section): Add is_small_section_ and
7585 is_large_section_ fields.
7586 (Output_section::is_small_section): New function.
7587 (Output_section::set_is_small_section): New function.
7588 (Output_section::is_large_section): New function.
7589 (Output_section::set_is_large_section): New function.
7590 (Output_section::is_large_data_section): New function.
7591 (class Output_segment): Add is_large_data_segment_ field.
7592 (Output_segment::is_large_data_segment): New function.
7593 (Output_segment::set_is_large_data_segment): New function.
7594 * output.cc (Output_section::Output_section): Initialize new
7596 (Output_segment::Output_segment): Likewise.
7597 (Output_segment::add_output_section): Add assertion that large
7598 data sections always go in large data segments. Force small data
7599 sections to the end of the list of data sections. Force small BSS
7600 sections to the start of the list of BSS sections. For large BSS
7601 sections to the end of the list of BSS sections.
7602 * symtab.h (class Symbol): Declare is_common_shndx.
7603 (Symbol::is_defined): Check Symbol::is_common_shndx.
7604 (Symbol::is_common): Likewise.
7605 (class Symbol_table): Define enum Commons_section_type. Update
7606 declarations. Add small_commons_ and large_commons_ fields.
7607 * symtab.cc (Symbol::is_common_shndx): New function.
7608 (Symbol_table::Symbol_table): Initialize new fields.
7609 (Symbol_table::add_from_object): Put small and large common
7610 symbols in the right list.
7611 (Symbol_table::sized_finalized_symbol): Check
7612 Symbol::is_common_shndx.
7613 (Symbol_table::sized_write_globals): Likewise.
7614 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7615 common symbol lists. Don't call do_allocate_commons_list if the
7617 (Symbol_table::do_allocate_commons_list): Remove is_tls
7618 parameter. Add comons_section_type parameter. Change all
7619 callers. Handle small and large common symbols.
7620 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7621 Symbol::is_common_shndx.
7622 * resolve.cc (symbol_to_bits): Likewise.
7623 * target.h (Target::small_common_shndx): New function.
7624 (Target::small_common_section_flags): New function.
7625 (Target::large_common_shndx): New function.
7626 (Target::large_common_section_flags): New function.
7627 (Target::new_output_section): New function.
7628 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7629 small_common_section_flags, and large_common_section_flags
7631 (Target::do_new_output_section): New virtual function.
7632 * arm.cc (Target_arm::arm_info): Initialize new fields.
7633 * i386.cc (Target_i386::i386_info): Likewise.
7634 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7636 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7637 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7638 (Target_x86_64::do_new_output_section): New function.
7639 * configure.ac: Define conditional MCMODEL_MEDIUM.
7640 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7641 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7642 (large_LDFLAGS): Define.
7643 * testsuite/large.c: New file.
7644 * testsuite/testfile.cc (Target_test::test_target_info):
7645 Initialize new fields.
7646 * configure, testsuite/Makefile.in: Rebuild.
7648 2009-06-05 Doug Kwan <dougkwan@google.com>
7650 * Makefile.am (CCFILES): Add target.cc.
7651 * Makefile.in: Regenerate.
7652 * i386.cc (class Target_i386): Define new virtual method to
7653 override do_is_local_label_name in parent.
7654 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7655 local symbols if --discard-locals or -X is given.
7656 * options.h (class General_options): Declare new options
7657 '--discard-locals' and '-X' for discarding locals.
7658 * target.h (class Target): Define new methods is_local_label_name.
7659 Declare new virtual method do_is_local_label_name.
7660 * target.cc: New file.
7661 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7662 (check_SCRIPTS): Add discard_locals_test.sh.
7663 (check_DATA): Add discard_local_tests.syms.
7664 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7665 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7666 * testsuite/Makefile.in: Regenerate.
7667 * testsuite/discard_locals_test.c: New file.
7668 * testsuite/discard_locals_test.sh: Same.
7670 2009-06-05 Doug Kwan <dougkwan@google.com>
7672 * object.cc (Sized_relobj::Sized_relobj): Initialize
7673 discarded_eh_frame_shndx_ to -1U.
7674 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7676 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7677 a discarded .eh_frame section.
7678 (Sized_relobj::do_finalize_local_symbols): Ditto.
7679 * object.h (class Sized_relobj): Declare new member
7680 discarded_eh_frame_shndx_.
7681 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7682 (local_labels_test.o, local_labels_test): New rules.
7683 * testsuite/Makefile.in: Regenerate.
7685 2009-06-04 Doug Kwan <dougkwan@google.com>
7687 * layout.cc (Layout::section_name_mapping): Add mapping for
7688 special ARM sections.
7690 2009-06-03 Doug Kwan <dougkwan@google.com>
7692 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7693 (utils::has_overflow): Same.
7695 2009-06-03 Ian Lance Taylor <iant@google.com>
7697 * layout.cc (Layout::section_name_mapping): New array, replacing
7698 Layout::linkonce_mapping.
7699 (Layout::section_name_mapping_count): New variable, replacing
7700 Layout::linkonce_mapping_count.
7701 (Layout::linkonce_output_name): Remove.
7702 (Layout::output_section_name): Rewrite.
7703 * layout.h (class Layout): Rename Linkonce_mapping to
7704 Section_name_mapping, linkonce_mapping to section_name_mapping,
7705 linkonce_mapping_count to section_name_mapping_count. Don't
7706 declare linkonce_output_name.
7708 2009-06-03 Doug Kwan <dougkwan@google.com>
7710 * gold/arm.cc (namespace utils): New.
7711 (Target_arm::reloc_is_non_pic): Define new method.
7712 (class Arm_relocate_functions): New.
7713 (Target_arm::Relocate::relocate): Handle relocation types used by
7716 2009-06-03 Ian Lance Taylor <iant@google.com>
7718 * arm.cc (Target_arm::scan::global): Use || instead of |.
7720 2009-06-02 Doug Kwan <dougkwan@google.com>
7722 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7723 issued_non_pic_error_.
7724 (class Target_arm::Scan): Declare new method check_non_pic.
7725 Define new method symbol_needs_plt_entry.
7726 Declare new data member issued_non_pic_error_.
7727 (class Target_arm::Relocate): Declare new method
7728 should_apply_static_reloc.
7729 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7730 (Target_arm::Scan::check_non_pic): Define new method.
7731 (Target_arm::Scan::local): Handle a small subset of reloc types used
7733 (Target_arm::Scan::local): Same.
7734 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7736 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7738 * incremental.cc (Incremental_inputs::report_command_line): Filter
7739 out --incremental-* options.
7741 2009-05-29 Doug Kwan <dougkwan@google.com>
7743 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7745 (class Target_arm): Update comment.
7746 (Target_arm::Target_arm): Initialize new data members GOT_,
7747 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7748 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7749 and Target_arm::rel_dyn_section.
7750 Declare new_enum Target_arm::Got_type.
7751 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7753 Update commments for member do_dynsym_value.
7754 (Target_arm::got_size, Target_arm::plt_section,
7755 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7756 new methods inside class defintion.
7757 (Target_arm::got_section): Define new method.
7758 (Target_arm::rel_dyn_section): Same.
7759 (Output_data_plt_arm): New template class.
7760 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7761 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7762 (Output_data_plt_arm::add_entry): Same.
7763 (Output_data_plt_arm::first_plt_entry): Define new
7764 static data member for PLT instruction template.
7765 (Output_data_plt_arm::plt_entry): Same.
7766 (Output_data_plt_arm::do_write): Define new method.
7767 (Target_arm::make_plt_entry): Same.
7768 (Target_arm::do_finalize_sections): Same.
7769 (Target_arm::do_dynsym_value): Same.
7771 2009-05-28 Doug Kwan <dougkwan@google.com>
7773 * Makefile.am (TARGETSOURCES): Add arm.cc.
7774 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7775 * Makefile.in: Regenerate.
7777 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7779 2009-05-26 Doug Kwan <dougkwan@google.com>
7781 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7782 (General_options::check_excluded_libs): Strip off directories in
7783 archive name before matching like GNU ld does.
7784 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7785 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7786 (exclude_libs_test_LDFLAGS): Add linker option
7787 -Wl,--exclude-libs,libexclude_libs_test_3
7788 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7789 an explicit archive without using -l.
7790 (alt/libexclude_libs_test_3.a): New make rule.
7791 * testsuite/Makefile.in: Regenerate.
7792 * testsuite/exclude_libs_test.c : Declare lib3_default().
7794 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7795 * exclude_libs_test_3.c: New file.
7797 2009-05-26 Nick Clifton <nickc@redhat.com>
7799 * po/id.po: New Indonesian translation.
7800 * po/gold.pot: Updated template file.
7802 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7804 * testsuite/Makefile.am: Add -ffunction-sections to compile
7805 gc_comdat_test files. Add -Wl,--gc-sections to build
7807 * testsuite/Makefile.in: Regenerate.
7808 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7810 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7812 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7813 kept comdat section was garbage collected.
7814 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7815 * testsuite/Makefile.in: Regenerate.
7816 * testsuite/gc_comdat_test.sh: New file.
7817 * testsuite/gc_comdat_test_1.cc: New file.
7818 * testsuite/gc_comdat_test_2.cc: New file.
7820 2009-05-19 Doug Kwan <dougkwan@google.com>
7822 * archive.cc (Archive::Archive): Move constructor from archive.h
7823 to here. Initialize no_export_.
7824 (Archive::get_elf_object_for_member): Set no_export flag of object.
7825 * archive.h (Archive::Archive): Move constructor body to
7827 (Archive::no_export): New method.
7828 (Archive::no_export_): New field.
7829 * object.h (Object::Object): Initialize no_export_ to false.
7830 (Object::no_export, Object::set_no_export): New methods.
7831 (Object::no_export_): New field.
7832 * options.cc (General_options::parse_exclude_libs): New method.
7833 (General_options::check_excluded_libs) Same.
7834 * options.h (exclude_libs): New option.
7835 (General_options::check_excluded_libs): New method declaration.
7836 (General_options::excluded_libs_): New field.
7837 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7838 default or protected visibility if an object has no-export flag set.
7839 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7840 (check_SCRIPTS): Add exclude_libs_test.sh.
7841 (check_DATA): Add exclude_libs_test.syms.
7842 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7843 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7844 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7845 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7846 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7847 libexclude_libs_test_2.a): New rules.
7848 * testsuite/Makefile.in: Regenerate.
7849 * testsuite/exclude_libs_test.c: New file.
7850 * testsuite/exclude_libs_test.sh: Ditto.
7851 * testsuite/exclude_libs_test_1.c: Ditto.
7852 * testsuite/exclude_libs_test_2.c: Ditto.
7854 2009-05-15 Ian Lance Taylor <iant@google.com>
7856 * configure.ac: Check for declarations for cases where libiberty.h
7857 checks HAVE_DECL_xxx.
7858 * configure, config.in: Rebuild.
7860 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7862 * gold.h (Incremental_argument_list): Remove (invalid) forward
7864 * incremental.cc (Incremental_inputs::report_achive): New method.
7865 (Incremental_inputs::report_object): New method.
7866 (Incremental_inputs::report_script): New method.
7867 (Incremental_inputs::finalize_inputs): New method.
7868 (Incremental_inputs::finalize): Call finalize_inputs().
7869 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7870 Create inputs entries.
7871 * incremental.h (Incremental_input_type): New enum.
7872 (Incremental_inputs::Incremental_input): Initialize new fields.
7873 (Incremental_inputs::report_inputs): New method.
7874 (Incremental_inputs::report_achive): New method.
7875 (Incremental_inputs::report_object): New method.
7876 (Incremental_inputs::report_script): New method.
7877 (Incremental_inputs::finalize_inputs): New method.
7878 (Incremental_inputs::Input_info): New struct.
7879 (Incremental_inputs::Input_info_map): New typedef.
7880 (Incremental_inputs::lock_): New field.
7881 (Incremental_inputs::Inputs_): New field.
7882 (Incremental_inputs::Inputs_map): New field.
7883 * main.cc (main): Call Incremental_input::report_inputs.
7884 * options.h (Input_argument_list): Typedef moved from
7886 (Input_file_group::Files): Remove, use ::Input_argument_list.
7887 (Input_file_group::Input_argument_list): Remove, use
7888 ::Input_argument_list.
7889 * plugin.cc (Plugin_manager::add_input_file): Add error in
7891 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7893 * script.cc (read_input_script): Call
7894 Incremental_input::report_script.
7895 * script.h (Script_info): New class.
7897 2009-04-27 Ian Lance Taylor <iant@google.com>
7899 * x86_64.cc (do_adjust_output_section): Set entsize to
7902 2009-04-23 Elliott Hughes <enh@google.com>
7904 * output.cc (Output_file::close): After short writes, continue
7905 writing from the correct offset in the buffer being written.
7907 2009-04-23 Chris Demetriou <cgd@google.com>
7909 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7910 * configure: Regenerate.
7911 * config.in: Regenerate.
7912 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7913 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7915 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7917 * incremental.cc (Incremental_inputs_header_data): Renamed from
7918 Incremental_input_header_data.
7919 (Incremental_inputs_header_data::data_size): New field.
7920 (Incremental_inputs_header_data::put_input_file_count): Renamed
7921 from input_file_count.
7922 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7923 from command_line_offset.
7924 (Incremental_inputs_header_data::put_reserved): Renamed from
7926 (Incremental_inputs_entry_data): Renamed from
7927 Incremental_input_entry_data.
7928 (Incremental_inputs_entry_data::data_size): New field.
7929 (Incremental_inputs::report_command_line): New method.
7930 (Incremental_inputs::finalize): New method.
7931 (Incremental_inputs::create_incremental_inputs_data): New method.
7932 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7933 * incremental.h: New file.
7934 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7935 (Layout::finalize): Create incremental inputs section in
7937 (Layout::create_incremental_info_sections): New method.
7938 * layout.h (Layout::incremental_inputs): New method.
7939 (Layout::create_incremental_info_sections): New method.
7940 (Layout::incremental_inputs_): New field.
7941 * main.cc (main): Notify Incremental_input of the command line.
7943 2009-04-01 Ian Lance Taylor <iant@google.com>
7944 Mikolaj Zalewski <mikolajz@google.com>
7946 * gold.h (reserve_unordered_map): Define, three versions, one for
7947 each version of Unordered_map.
7948 * layout.cc (Layout::Layout): Remove options parameter. Add
7949 number_of_input_files parameter. Don't initialize options_.
7950 Initialize number_of_input_files_ and resized_signatures_. Move
7951 sections_are_attached_.
7952 (Layout::layout_group): Reserve space for group_signatures_.
7953 (Layout::find_or_add_kept_section): Change name parameter to be a
7954 reference. Resize signatures_ map when it gets large enough.
7955 (Layout::layout_eh_frame): Use parameters->options() instead of
7957 (Layout::make_output_section): Likewise.
7958 (Layout::attach_allocated_section_to_segment): Likewise.
7959 (Layout::finalize, Layout::create_executable_stack): Likewise.
7960 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7961 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7962 * layout.h (class Layout): Update declarations. Remove options_
7963 field. Add number_of_input_files_ and resized_signatures_
7964 fields. Move sections_are_attached_ field.
7965 * main.cc (main): Pass number of input files to Layout
7966 constructor. Don't pass options.
7968 2009-03-30 Ian Lance Taylor <iant@google.com>
7970 * ffsll.c (ffsll): Correct implementation.
7972 2009-03-27 Ian Lance Taylor <iant@google.com>
7974 * ffsll.c: New file.
7975 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7976 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7977 * ftruncate.c (ftruncate): Declare before definition.
7978 * mremap.c (mremap): Likewise.
7979 * pread.c (pread): Likewise.
7980 * configure, Makefile.in, config.in: Rebuild.
7982 * mremap.c: New file.
7983 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7984 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7985 (mremap): Declare if HAVE_MREMAP is not defined.
7986 * configure, Makefile.in, config.in: Rebuild.
7988 2009-03-27 Cary Coutant <ccoutant@google.com>
7990 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7991 position independent.
7992 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7993 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7995 2009-03-24 Cary Coutant <ccoutant@google.com>
7997 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7999 (needs_dynamic_reloc): Likewise.
8001 2009-03-24 Ian Lance Taylor <iant@google.com>
8003 * yyscript.y (file_cmd): Recognize EXTERN.
8004 (extern_name_list, extern_name_list_body): New nonterminals.
8005 * script.cc (script_add_extern): Define.
8006 * script-c.h (script_add_extern): Declare.
8008 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8010 * object.cc (is_elf_object): Define.
8011 * object.h (is_elf_object): Declare.
8012 * archive.cc (Archive::get_elf_object_for_member): Call
8014 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8016 2009-03-24 Elliott Hughes <enh@google.com>
8018 * output.cc (Output_file::map_anonymous): Define.
8019 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8020 try an anonymous one. Report the size if the mmap fails.
8021 * output.h (class Output_file): Declare map_anonymous.
8023 2009-03-24 Ian Lance Taylor <iant@google.com>
8025 * target-select.cc (instantiate_target): Don't acquire the lock if
8026 the instantiated_target_ field has already been set.
8028 2009-03-23 Ian Lance Taylor <iant@google.com>
8030 * gold-threads.h (class Initialize_lock): Define.
8031 * gold-threads.cc (class Initialize_lock_once): Define.
8032 (initialize_lock_control): New static variable.
8033 (initialize_lock_pointer): New static variable.
8034 (initialize_lock_once): New static function.
8035 (Initialize_lock::Initialize_lock): Define.
8036 (Initialize_lock::initialize): Define.
8037 * target-select.h: Include "gold-threads.h".
8038 (class Target_selector): Add lock_ and initialize_lock_ fields.
8039 Don't define instantiate_target, just declare it.
8040 * target-select.cc (Target_selector::Target_selector): Initialize
8042 (Target_selector::instantiate_target): Define.
8043 * descriptors.h: Include "gold-threads.h".
8044 (class Descriptors): Add initialize_lock_ field.
8045 * descriptors.cc (Descriptors::Descriptors): Initialize new
8047 (Descriptors::open): Use initialize_lock_ field
8048 * errors.h (class Errors): Add initialize_lock_ field.
8049 * errors.cc (Errors::Errors): Initialize new field.
8050 (Errors::initialize_lock): Use initialize_lock_ field.
8051 * powerpc.cc (class Target_selector_powerpc): Remove
8052 instantiated_target_ field. In do_recognize call
8053 instantiate_target rather than do_instantiate_target. In
8054 do_instantiate_target just allocate a new target.
8055 * sparc.cc (class Target_selector_sparc): Likewise.
8057 * freebsd.h: New file.
8058 * i386.cc: Include "freebsd.h".
8059 (Target_i386): Derive from Target_freebsd rather than
8061 (Target_selector_i386): Derive from Target_selector_freebsd rather
8062 than Target_selector.
8063 * x86_64.cc: Include "freebsd.h".
8064 (Target_x86_64): Derive from Target_freebsd rather than
8066 (Target_selector_x86_64): Derive from Target_selector_freebsd
8067 rather than Target_selector.
8068 * target.h (class Target): Add adjust_elf_header and
8069 do_adjust_elf_header.
8070 * output.cc (Output_file_header:: do_sized_write): Call target
8071 adjust_elf_header routine.
8072 * configure.tgt: Set targ_osabi.
8073 * configure.ac: Define GOLD_DEFAULT_OSABI.
8074 * parameters.cc (Parameters::default_target): Pass
8075 GOLD_DEFAULT_OSABI to select_target.
8076 * target-select.h (class Target_selector): Make instantiate_target
8077 protected rather than private.
8078 * Makefile.am (HFILES): Add freebsd.h.
8079 * configure, Makefile.in, config.in: Rebuild.
8081 * merge.cc (do_add_input_section): Correct pend value. Change
8082 message about last entry not being null terminated from error to
8085 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8087 * incremental.cc: New file.
8088 * Makefile.am (CCFILES): Add incremental.cc.
8089 * Makefile.in: Rebuild.
8091 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8093 * layout.cc (Layout::output_section_name): Preserve names
8094 of '.note.' sections.
8096 2009-03-19 Ian Lance Taylor <iant@google.com>
8098 * descriptors.cc (Descriptors::open): Check that the options are
8099 valid before using them.
8101 2009-03-18 Ian Lance Taylor <iant@google.com>
8103 * script-sections.h: Include <list>.
8104 (class Script_sections): Change Sections_elements from std::vector
8105 to std::list. Typedef public Elements_iterator. Add
8106 orphan_section_placement_, data_segment_align_start_, and
8107 saw_data_segment_align_ fields. Remove data_segment_align_index_
8109 * script-sections.cc (class Orphan_section_placement): New class.
8110 (class Sections_element): Add virtual functions is_relro and
8111 orphan_section_init. Remove virtual function place_orphan_here.
8112 (class Output_section_definition): Add is_relro and
8113 orphan_section_init. Remove place_orphan_here.
8114 (class Orphan_output_section): Likewise.
8115 (Script_sections::Script_sections): Update for field changes.
8116 (Script_sections::data_segment_align): Set saw_data_segment_align_
8117 and data_segment_align_start_, not data_segment_align_index.
8118 (Script_sections::data_segment_relro_end): Check
8119 saw_data_segment_align_. Use data_segment_align_start_ rather
8120 than data_segment_align_index_.
8121 (Script_sections::place_orphan): Rewrite to use
8122 Orphan_section_placement.
8124 2009-03-17 Ian Lance Taylor <iant@google.com>
8126 * archive.cc (Archive::add_symbols): Check for a version attached
8127 to the symbol name in the archive map.
8128 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8129 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8130 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8131 (ver_test_11.a): New target.
8132 * testsuite/Makefile.in: Rebuild.
8134 * configure.ac: Check for chsize and posix_fallocate. Replace
8136 * ftruncate.c: New file, from gnulib.
8137 * output.cc (posix_fallocate): Define dummy version if not
8138 HAVE_POSIX_FALLOCATE.
8139 (Output_file::map): Call posix_fallocate rather than lseek and
8141 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8142 * configure, Makefile.in, config.in: Rebuild.
8144 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8146 * layout.h (Layout::create_note): Add section_name parameter.
8147 * layout.cc (Layout::create_note): Likewise.
8148 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8150 2009-03-17 Ian Lance Taylor <iant@google.com>
8152 * descriptors.cc: Include "options.h".
8153 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8154 (Descriptors::open): Always use O_CLOEXEC when opening a new
8155 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8156 then set FD_CLOEXEC.
8158 * sparc.cc (class Target_sparc): Add has_got_section.
8159 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8160 make sure we have a GOT section.
8162 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8163 (Target_sparc::Scan::local): Likewise.
8164 (Target_sparc::Scan::global): Likewise.
8165 (Target_sparc::Relocate::relocate): Likewise.
8166 (Target_sparc::Relocate::relocate_tls): Likewise.
8168 * symtab.cc (Symbol_table::define_default_version): New function,
8169 broken out of add_from_object.
8170 (Symbol_table::add_from_object): Call define_default_version.
8171 (Symbol_table::define_special_symbol): Add resolve_oldsym
8172 parameter. Change all callers. If the version for a symbol comes
8173 from a version script, resolve it with the symbol with the same
8174 name with no version. Also add the symbol without a version if
8176 (do_define_in_output_data): If resolving with oldsym, don't delete
8178 (do_define_in_output_segment): Likewise.
8179 (do_define_as_constant): Likewise.
8180 * symtab.h (class Symbol_table): Update declarations.
8182 2009-03-13 Ian Lance Taylor <iant@google.com>
8184 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8185 (Read_symbols::requeue): New function.
8186 (Read_symbols::do_read_symbols): If make_elf_object fails because
8187 the target type is not configured, and the file was searched for,
8188 issue a warning and retry with the next directory.
8189 (Add_symbols::run): If the file has an incompatible format, and
8190 it was searched for, requeue the Read_symbols task. On error,
8192 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8193 dirindex parameter to constructor. Change all callers. Declare
8194 incompatible_warning and requeue.
8195 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8196 input_argument_ and input_group_ fields. Add them to
8197 constructor. Change all callers.
8198 (class Read_script): Add dirindex_ field. Add it to constructor.
8200 * archive.cc (Archive::setup): Remove input_objects parameter.
8202 (Archive::get_file_and_offset): Likewise.
8203 (Archive::read_all_symbols): Likewise.
8204 (Archive::read_symbols): Likewise.
8205 (Archive::get_elf_object_for_member): Remove input_objects
8206 parameter. Add punconfigured parameter. Change all callers.
8207 (Archive::add_symbols): Change return type to bool. Check return
8208 value of include_member.
8209 (Archive::include_all_members): Likewise.
8210 (Archive::include_member): Change return type to bool. Return
8211 false if first included object has incompatible target. Set
8212 included_member_ field.
8213 (Add_archive_symbols::run): If add_symbols returns false, requeue
8215 * archive.h (class Archive): Add included_member_ field.
8216 Initialize it in constructor. Add input_file and searched_for
8217 methods. Update declarations.
8218 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8219 input_argument_ fields. Add them to constructor. Change all
8221 * script.cc: Include "target-select.h".
8222 (class Parser_closure): Add skip_on_incompatible_target_ and
8223 found_incompatible_target_ fields. Add
8224 skip_on_incompatible_target parameter to constructor. Change all
8225 callers. Add methods skip_on_incompatible_target,
8226 clear_skip_on_incompatible_target, found_incompatible_target, and
8227 set_found_incompatible_target.
8228 (read_input_script): Add dirindex parameter. Change all callers.
8229 If parser finds an incompatible target, requeue Read_symbols
8231 (script_set_symbol): Clear skip_on_incompatible_target in
8233 (script_add_assertion, script_parse_option): Likewise.
8234 (script_start_sections, script_add_phdr): Likewise.
8235 (script_check_output_format): New function.
8236 * script.h (read_input_script): Update declaration.
8237 * script-c.h (script_check_output_format): Declare.
8238 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8239 (ignore_cmd): Remove OUTPUT_FORMAT.
8240 * fileread.cc (Input_file::Input_file): Add explicit this.
8241 (Input_file::will_search_for): New function.
8242 (Input_file::open): Add pindex parameter. Change all callers.
8243 * fileread.h (class Input_file): Add input_file_argument method.
8244 Declare will_search_for. Update declarations.
8245 * object.cc (make_elf_object): Add punconfigured parameter.
8247 * object.h (class Object): Make input_file public. Add
8248 searched_for method.
8249 (make_elf_object): Update declaration.
8250 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8252 * dirsearch.h (class Dirsearch): Update declaration.
8253 * options.h (class General_options): Add --warn-search-mismatch.
8254 * parameters.cc (Parameters::is_compatible_target): New function.
8255 * parameters.h (class Parameters): Declare is_compatible_target.
8256 * workqueue.cc (Workqueue::add_blocker): New function.
8257 * workqueue.h (class Workqueue): Declare add_blocker.
8259 * fileread.cc (Input_file::open): Remove options parameter.
8261 (Input_file::open_binary): Likewise.
8262 * script.cc (read_input_script): Likewise.
8263 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8264 options parameter from constructor. Change all callers.
8265 (class Read_script): Likewise.
8266 * fileread.h (class Input_file): Update declarations.
8267 * script.h (read_input_script): Update declaration.
8269 2009-03-10 Nick Clifton <nickc@redhat.com>
8271 * po/es.po: New Spanish translation.
8273 2009-03-06 Cary Coutant <ccoutant@google.com>
8275 * options.cc (parse_short_option): Keep dash_z from registering itself.
8277 2009-03-03 Ian Lance Taylor <iant@google.com>
8280 * target-reloc.h (relocate_section): Pass output_section to
8282 * i386.cc (Target_i386::should_apply_static_reloc): Add
8283 output_section parameter. Change all callers.
8284 (Target_i386::Relocate::relocate): Add output_section parameter.
8285 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8286 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8287 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8288 * testsuite/two_file_shared.sh: New script.
8289 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8290 (check_DATA): Add two_file_shared.dbg.
8291 (two_file_shared.dbg): New target.
8292 * testsuite/Makefile.in: Rebuild.
8294 2009-03-01 Ian Lance Taylor <iant@google.com>
8296 * configure.ac: Check for byteswap.h.
8297 * configure: Rebuild.
8298 * config.in: Rebuild.
8300 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8302 * layout.cc (Layout::find_or_add_kept_section): New function.
8303 (Layout::add_comdat): Removed.
8304 * layout.h (struct Kept_section): Move out of class Layout.
8305 Remove trailing underscores from field names. Add group_sections
8306 field. Rename group_ field to is_group. Change all uses.
8307 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8308 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8309 comdat_groups_ field.
8310 (Sized_relobj::include_section_group): Use
8311 find_or_add_kept_section and Kept_section::group_sections.
8312 (Sized_relobj::include_linkonce_section): Likewise.
8313 * object.cc (class Sized_relobj): Don't define Comdat_group or
8314 Comdat_group_table. Remove find_comdat_group and
8315 add_comdat_group. Remove comdat_groups_ field.
8316 * plugin.cc (include_comdat_group): Use
8317 Layout::find_or_add_kept_section.
8319 2009-02-28 Ian Lance Taylor <iant@google.com>
8321 * README: --gc-sections and map files are now supported. Document
8322 some build requirements.
8325 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8326 relocatable link set the value of the section symbol to zero.
8327 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8328 relocatable link don't include the section address in the local
8331 2009-02-27 Ian Lance Taylor <iant@google.com>
8334 * options.h (class Search_directory): Add is_system_directory.
8335 (class General_options): Declare is_in_system_directory.
8336 * options.cc (get_relative_sysroot): Make static.
8337 (get_default_sysroot): Make static.
8338 (General_optoins::is_in_system_directory): New function.
8339 * fileread.cc (Input_file::is_in_system_directory): New function.
8340 * fileread.h (class Input_file): Declare is_in_system_directory.
8341 * object.h (class Object): Add is_in_system_directory.
8342 (class Input_objects): Remove system_library_directory_ field.
8343 * object.cc (Input_objects::add_object): Don't set
8344 system_library_directory_.
8345 (input_objects::found_in_system_library_directory): Remove.
8346 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8347 parameter. Change all callers.
8348 (Symbol_table::sized_write_globals): Likewise.
8349 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8350 Call Object::is_in_system_directory.
8351 * symtab.h (class Symbol_table): Update declarations.
8354 * descriptors.h (Open_descriptor): Add is_on_stack field.
8355 * descriptors.cc (Descriptors::open): If the descriptor is on the
8356 top of the stack, remove it. Initialize is_on_stack field.
8357 (Descriptors::release): Only add pod to stack if it is not on the
8359 (Descriptors::close_some_descriptor): Clear stack_next and
8363 * output.cc (Output_section::find_starting_output_address): Rename
8364 from starting_output_address; add PADDR parameter; change return
8366 * output.h (class Output_section): Declare
8367 find_starting_output_address instead of starting_output_address.
8368 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8369 section symbol for which we can't find a merge section.
8372 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8373 hidden or internal, force the symbol to be local.
8374 * resolve.cc (Symbol::override_visibility): Define.
8375 (Symbol::override_base): Use override_visibility.
8376 (Symbol_table::resolve): Likewise.
8377 (Symbol::override_base_with_special): Likewise.
8378 (Symbol_table::override_with_special): If the visibility is hidden
8379 or internal, force the symbol to be local.
8380 * symtab.h (class Symbol): Add set_visibility and
8381 override_visibility.
8382 * testsuite/ver_test_1.sh: New file.
8383 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8384 (check_DATA): Add ver_test_1.syms.
8385 (ver_test_1.syms): New target.
8386 * testsuite/Makefile.in: Rebuild.
8388 2009-02-25 Cary Coutant <ccoutant@google.com>
8390 * layout.cc (Layout::choose_output_section): Don't rename sections
8391 when using a linker script that has a SECTIONS clause.
8392 * Makefile.in: Regenerate.
8394 * testsuite/Makefile.am (script_test_5.sh): New test case.
8395 * testsuite/Makefile.in: Regenerate.
8396 * testsuite/script_test_5.cc: New file.
8397 * testsuite/script_test_5.sh: New file.
8398 * testsuite/script_test_5.t: New file.
8400 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8402 * archive.cc (Archive::include_member): Update calls to add_symbols.
8403 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8404 the Layout argument.
8405 * dynobj.h (do_add_symbols): Add the Layout argument.
8406 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8408 * object.h (Object::add_symbols): Add the Layout argument.
8409 (Object::do_add_symbols): Add the Layout argument.
8410 (Sized_relobj::do_add_symbols): Add the Layout argument.
8411 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8412 Unify the two versions.
8413 (Add_plugin_symbols): Remove.
8414 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8415 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8416 (Add_plugin_symbols): Remove.
8417 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8418 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8419 (Add_symbols::run): Make it work with Pulginobj.
8421 2009-02-06 Ian Lance Taylor <iant@google.com>
8423 * object.cc (Sized_relobj::do_layout): Make info message start
8424 with lower case letter.
8426 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8428 * binary.cc: Fix file comment.
8430 * options.h (enum Incremental_disposition): Define.
8431 (class General_options): Add new options: --incremental,
8432 --incremental_changed, --incremental_unchanged,
8433 --incremental_unknown. Add incremental_disposition_ and
8434 implicit_incremental_ fields.
8435 (General_options::incremental_disposition): New function.
8436 (class Position_dependent_options): Add incremental_disposition
8438 (Position_dependent_options::copy_from_options): Set incremental
8440 * options.cc (General_options::parse_incremental_changed): New
8442 (General_options::parse_incremental_unchanged): New function.
8443 (General_options::parse_incremental_unknown): New function.
8444 (General_options::General_options): Initialize new fields
8445 incremental_disposition_ and implicit_incremental_.
8446 (General_options::finalize): Check for uasge of --incremental-*
8447 without --incremental.
8449 2009-02-06 Chris Demetriou <cgd@google.com>
8451 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8452 pointer and to report location as the file name associated with
8454 (gold_undefined_symbol_at_location): New function to replace the
8455 old gold_undefined_symbol functionality.
8456 * target-reloc.h (relocate_section): Update to use
8457 gold_undefined_symbol_at_location.
8458 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8459 Call gold_undefined_symbol function rather than gold_error.
8460 * errors.h (Errors::undefined_symbol): Take location as a
8461 string, rather than calculating it from a relocation.
8462 * errors.cc (Errors::fatal): Print "fatal error:" before the
8464 (Errors::error, Errors::error_at_location): Print "error: "
8465 before the formatted message.
8466 (Errors::undefined_symbol): Take location as a string, rather
8467 than calculating it from a relocation.
8468 (gold_undefined_symbol_at_location): New function akin to
8469 old gold_undefined_symbol, calculates location from relocation.
8470 (gold_undefined_symbol): Change to take only a Symbol pointer
8471 and to report location as the file name associated with the symbol.
8472 * testsuite/debug_msg.sh: Update for changed error messages.
8473 * testsuite/undef_symbol.sh: Likewise.
8475 2009-02-04 Duncan Sands <baldrick@free.fr>
8478 * reduced_debug_output.h
8479 (Output_reduced_debug_abbrev_section::failed): Use format for
8481 (Output_reduced_debug_info_section::faild): Likewise.
8483 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8485 * script.cc (Lazy_demangler): New class.
8486 (Version_script_info::get_symbol_version_helper): Demangle a
8489 2009-01-29 Cary Coutant <ccoutant@google.com>
8491 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8493 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8495 2009-01-28 Ian Lance Taylor <iant@google.com>
8497 * version.cc (version_string): Bump to 1.9.
8499 * gold.h: Include <cstring> and <stdint.h>.
8500 * version.cc: Include <cstdio>.
8501 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8503 * reduced_debug_output.cc (insert_into_vector): Rename from
8504 Insert_into_vector; change all callers. Use Swap_unaligned to
8505 avoid aliasing issue; remove union since it is unnecessary.
8507 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8509 * Makefile.am (CCFILES): Add gc.cc.
8511 * Makefile.in: Regenerate.
8512 * gold.cc (Gc_runner): New class.
8513 (queue_initial_tasks): Call garbage collection related tasks
8514 when corresponding options are invoked.
8515 (queue_middle_gc_tasks): New function.
8516 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8517 processed early before laying out sections during garbage collection.
8518 * gold.h (queue_middle_gc_tasks): New function.
8519 (is_prefix_of): Move from "layout.cc".
8520 * i386.cc (Target_i386::gc_process_relocs): New function.
8521 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8522 * main.cc (main): Create object of class "Garbage_collection".
8523 * object.cc (Relobj::copy_symbols_data): New function.
8524 (Relobj::is_section_name_included): New function.
8525 (Sized_relobj::do_layout): Allow this function to be called twice
8526 during garbage collection and defer layout of section during the
8528 * object.h (Relobj::get_symbols_data): New function.
8529 (Relobj::is_section_name_included): New function.
8530 (Relobj::copy_symbols_data): New function.
8531 (Relobj::set_symbols_data): New function.
8532 (Relobj::get_relocs_data): New function.
8533 (Relobj::set_relocs_data): New function.
8534 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8535 (Relobj::gc_process_relocs): New function.
8536 (Relobj::do_gc_process_relocs): New pure virtual function.
8537 (Relobj::sd_): New data member.
8538 (Sized_relobj::is_output_section_offset_invalid): New function.
8539 (Sized_relobj::do_gc_process_relocs): New function.
8540 * options.h (General_options::gc_sections): Modify to not be a no-op.
8541 (General_options::print_gc_sections): New option.
8542 * plugin.cc (Plugin_finish::run): Remove function call to
8543 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8544 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8545 * reloc.cc (Read_relocs::run): Add task to process relocs and
8546 determine unreferenced sections when doing garbage collection.
8547 (Gc_process_relocs): New class.
8548 (Sized_relobj::do_gc_process_relocs): New function.
8549 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8550 sections that are garbage collected.
8551 * reloc.h (Gc_process_relocs): New class.
8552 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8553 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8554 symbols whose corresponding sections are garbage collected.
8555 (Symbol_table::Symbol_table): Add new parameter for the garbage
8557 (Symbol_table::gc_mark_undef_symbols): New function.
8558 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8559 (Symbol_table::gc_mark_dyn_syms): New function.
8560 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8562 (Symbol_table::add_from_object): Likewise.
8563 (Symbol_table::add_from_relobj): When building shared objects, do not
8564 treat externally visible symbols as garbage.
8565 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8566 table information for static and relocatable links.
8567 * symtab.h (Symbol_table::set_gc): New function.
8568 (Symbol_table::gc): New function.
8569 (Symbol_table::gc_mark_undef_symbols): New function.
8570 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8571 (Symbol_table::gc_mark_dyn_syms): New function.
8572 (Symbol_table::gc_): New data member.
8573 * target.h (Sized_target::gc_process_relocs): New pure virtual
8575 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8576 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8578 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8580 * options.h (General_options::gc_sections): Define as a no-op for now.
8581 (General_options::no_keep_memory): Ditto.
8582 (General_options::Bshareable): Define.
8583 * options.cc (General_options::finalize): Honor -Bshareable.
8585 2009-01-20 Andreas Schwab <schwab@suse.de>
8587 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8588 read the value in the contents, since we don't use it. Use the
8589 template endianness when writing.
8590 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8592 2009-01-19 Andreas Schwab <schwab@suse.de>
8594 * configure.tgt (powerpc64-*): Fix targ_obj.
8596 2009-01-15 Ian Lance Taylor <iant@google.com>
8598 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8599 local symbols when stripping all symbols.
8601 2009-01-14 Cary Coutant <ccoutant@google.com>
8603 * output.cc (Output_reloc): Add explicit instantiations.
8605 2009-01-14 Cary Coutant <ccoutant@google.com>
8607 * archive.cc (Archive::get_elf_object_for_member): Remove call
8608 to File_read::claim_for_plugin.
8609 * descriptors.cc (Descriptors::open): Remove reference to
8611 (Descriptors::claim_for_plugin): Remove.
8612 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8613 (Descriptors::is_claimed): Remove.
8614 (claim_descriptor_for_plugin): Remove.
8615 * fileread.cc (File_read::claim_for_plugin): Remove.
8616 * fileread.h (File_read::claim_for_plugin): Remove.
8617 (File_read::descriptor): Reopen descriptor if necessary.
8618 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8619 (Plugin_manager::all_symbols_read): Add task parameter. Change
8621 (Plugin_manager::get_input_file): New function.
8622 (Plugin_manager::release_input_file): New function.
8623 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8624 corresponding data member.
8625 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8626 and pass to base constructor. Change all callers.
8627 (get_input_file, release_input_file): New functions.
8628 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8629 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8630 (Plugin_manager::all_symbols_read): Add task parameter.
8631 (Plugin_manager::get_input_file): New function.
8632 (Plugin_manager::release_input_file): New function.
8633 (Plugin_manager::task_): New data member.
8634 (Pluginobj::Pluginobj): Add filesize parameter.
8635 (Pluginobj::filename): New function.
8636 (Pluginobj::descriptor): New function.
8637 (Pluginobj::filesize): New function.
8638 (Pluginobj::filesize_): New data member.
8639 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8640 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8641 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8643 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8644 with archive libraries.
8645 * testsuite/Makefile.in: Regenerate.
8646 * testsuite/plugin_test.c (struct sym_info): New type.
8647 (get_input_file, release_input_file): New static variables.
8648 (onload): Capture new transfer vector entries.
8649 (claim_file_hook): Stop reading at end of file according to filesize.
8650 Factor out parsing of readelf output into separate function.
8651 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8652 APIs and get the source file name from the symbol table. Convert
8653 source file name to corresponding object file name. Print info
8654 message when adding new input files.
8655 (parse_readelf_line): New function.
8656 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8657 * testsuite/plugin_test_2.sh: Likewise.
8658 * testsuite/plugin_test_3.sh: Likewise.
8659 * testsuite/plugin_test_4.sh: New test case.
8661 2009-01-07 Ian Lance Taylor <iant@google.com>
8663 * version.cc (version_string): Bump to 1.8.
8665 2008-12-23 Cary Coutant <ccoutant@google.com>
8667 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8668 * plugin.cc (Plugin_manager::finish): Rename as
8669 layout_deferred_objects. Move cleanup to separate function.
8670 (Plugin_manager::cleanup): New function.
8671 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8673 * plugin.h (Plugin_manager::finish): Rename as
8674 layout_deferred_objects.
8675 (Plugin_manager::cleanup): New function.
8676 (Plugin_manager::cleanup_done): New field.
8678 2008-12-23 Cary Coutant <ccoutant@google.com>
8680 * plugin.cc (is_visible_from_outside): New function.
8681 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8682 so we don't return "IR only" status for exported symbols or -r links.
8684 * testsuite/Makefile.am (plugin_test_3): New test case.
8685 * testsuite/Makefile.in: Regenerate.
8686 * testsuite/plugin_test_3.sh: New file.
8688 2008-12-22 Cary Coutant <ccoutant@google.com>
8690 * object.cc (Sized_relobj::layout_section): New function.
8691 (Sized_relobj::do_layout): Defer layout of input sections until after
8692 plugin has provided replacement files.
8693 (Sized_relobj::do_layout_deferred_sections): New function.
8694 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8695 (Relobj::layout_deferred_sections): New function.
8696 (Relobj::do_layout_deferred_sections): New function.
8697 (Sized_relobj::do_layout_deferred_sections): New function.
8698 (Sized_relobj::layout_section): New function.
8699 (Sized_relobj::Deferred_layout): New structure.
8700 (Sized_relobj::deferred_layout_): New field.
8701 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8702 Change all callers. Layout deferred sections.
8703 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8705 (Plugin_hook::run): Move code from do_plugin_hook inline.
8706 (Plugin_hook::do_plugin_hook): Remove.
8707 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8708 (Plugin_manager::finish): Renamed, was cleanup.
8709 (Plugin_manager::should_defer_layout): New function.
8710 (Plugin_manager::add_deferred_layout_object): New function.
8711 (Plugin_manager::Deferred_layout_list): New type.
8712 (Plugin_manager::deferred_layout_objects_): New field.
8713 (Plugin_hook::do_plugin_hook): Remove.
8715 2008-12-17 Ian Lance Taylor <iant@google.com>
8717 * options.h (class General_options): Add --no case for
8720 2008-12-16 Cary Coutant <ccoutant@google.com>
8722 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8724 (Plugin_manager::claim_file): Create plugin object even if
8725 plugin did not call the add_symbols callback.
8726 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8727 asking for more symbols than were added.
8728 * testsuite/Makefile.am (plugin_test_1): Add test case with
8730 (empty.syms): New target.
8731 * testsuite/Makefile.in: Regenerate.
8732 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8733 message. Don't call add_symbols if no globals.
8734 (all_symbols_read_hook): Don't provide replacement for empty
8737 2008-12-12 Ian Lance Taylor <iant@google.com>
8739 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8740 r_type == 0 for a local symbol with r_sym == 0.
8741 (scan_relocatable_relocs): Pass r_sym to
8742 local_non_section_strategy.
8743 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8746 * configure.ac: Update test for TLS descriptors: they are
8747 supported as of glibc 2.9.
8748 * configure: Rebuild.
8750 2008-12-11 Ian Lance Taylor <iant@google.com>
8753 * target-reloc.h (Default_scan_relocatable_relocs): For each
8754 function, map r_type == 0 to RELOC_DISCARD.
8756 2008-12-10 Cary Coutant <ccoutant@google.com>
8758 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8759 object to override a kept COMDAT group from a plugin object.
8761 2008-12-09 Ian Lance Taylor <iant@google.com>
8764 * yyscript.y (file_cmd): Handle INPUT.
8766 * testsuite/initpri1.c: Change all declarations to be full
8767 prototypes by adding void, to avoid compiler warnings.
8769 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8771 * options.cc (General_options::parse_plugin_opt): New.
8772 (General_options::add_plugin): The argument now is just the filename.
8773 (General_options::add_plugin_option): New.
8774 * options.h (plugin_opt): New.
8775 (add_plugin): Change argument name.
8776 (add_plugin_option): New.
8777 * plugin.cc (Plugin::load): Don't parse the plugin option.
8778 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8779 (Plugin::add_option): New.
8780 (Plugin::args_): Change type.
8781 (Plugin::filename_): New.
8782 (Plugin_manager::add_plugin_option): New.
8783 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8784 * testsuite/Makefile.in: Regenerate.
8786 2008-12-05 Cary Coutant <ccoutant@google.com>
8788 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8789 Handle --strip-lto-sections option.
8790 * options.h (strip_lto_sections): New option.
8792 2008-12-01 Cary Coutant <ccoutant@google.com>
8794 * plugin.cc (ld_plugin_message): Change format parameter to const.
8795 Fix mismatch between new[] and delete.
8797 2008-11-14 Cary Coutant <ccoutant@google.com>
8799 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8802 2008-11-05 Craig Silverstein <csilvers@google.com>
8804 * options.cc (General_options::parse_dynamic_list): New function.
8805 * options.h (General_options): New flags dynamic_list,
8806 dynamic_list_data, dynamic_list_cpp_new, and
8807 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8808 (General_options::in_dynamic_list): New function.
8809 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8810 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8811 (Lex::can_continue_name): Likewise.
8813 (read_script_file): New parameter script_options.
8814 (read_dynamic_list): New function.
8815 (Script_options::define_dynamic_list): New function.
8816 (dynamic_list_keyword_parsecodes): New variable.
8817 (dynamic_list_keywords): New variable.
8818 * script.h (Script_options::define_dynamic_list): New function
8820 (read_dynamic_list): New function prototype.
8821 * symtab.cc (strprefix): New macro.
8822 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8823 dynamic_list_data, dynamic_list_cpp_new, and
8824 dynamic_list_cpp_typeinfo.
8825 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8826 (dynamic_list_expr): New rule.
8827 (dynamic_list_nodes): Likewise.
8828 (dynamic_list_node): Likewise.
8829 * testsuite/Makefile.am (dynamic_list): New test.
8830 * testsuite/Makefile.in: Regenerated.
8831 * testsuite/dynamic_list.t: New file.
8832 * testsuite/dynamic_list.sh: New file.
8834 2008-11-05 Craig Silverstein <csilvers@google.com>
8836 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8837 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8838 (t11_last): Likewise.
8839 * testsuite/ver_test_6.c (main): Likewise.
8841 2008-10-07 Cary Coutant <ccoutant@google.com>
8843 * options.c (General_options::finalize): Add check for -static and
8845 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8848 2008-10-02 Cary Coutant <ccoutant@google.com>
8850 * plugin.cc (make_sized_plugin_object): Fix conditional
8851 compilation to work when not all targets are enabled.
8853 2008-09-29 Cary Coutant <ccoutant@google.com>
8855 * archive.cc (Archive::get_file_and_offset): Use filename instead
8856 of name to get library path.
8857 (Archive::include_member): Unlock external member of a thin archive.
8859 * testsuite/Makefile.am (TEST_AR): New variable.
8860 (thin_archive_test_1): New test.
8861 (thin_archive_test_2): New test.
8862 * testsuite/Makefile.in: Regenerate.
8863 * testsuite/thin_archive_main.cc: New file.
8864 * testsuite/thin_archive_test_1.cc: New file.
8865 * testsuite/thin_archive_test_2.cc: New file.
8866 * testsuite/thin_archive_test_3.cc: New file.
8867 * testsuite/thin_archive_test_4.cc: New file.
8869 2008-09-29 Cary Coutant <ccoutant@google.com>
8871 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8872 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8874 (Sized_relobj::do_finalize_local_symbols): Likewise.
8875 (Sized_relobj::map_to_kept_section): Likewise.
8876 * object.h (Sized_relobj::invalid_address): New constant.
8877 (Sized_relobj::do_output_section_offset): Check for invalid_address
8879 * output.cc (Output_reloc::local_section_offset): Use constant
8880 invalid_address instead of -1U.
8881 (Output_reloc::get_address): Likewise.
8882 (Output_section::output_address): Change -1U to -1ULL.
8883 * output.h (Output_reloc::invalid_address): New constant.
8884 * reloc.cc (Sized_relobj::write_sections): Use constant
8885 invalid_address instead of -1U.
8886 (Sized_relobj::relocate_sections): Likewise.
8887 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8888 values for merge sections.
8889 * target-reloc.h (relocate_for_relocatable): Use constant
8890 invalid_address instead of -1U.
8892 2008-09-19 Cary Coutant <ccoutant@google.com>
8894 Add plugin functionality for link-time optimization (LTO).
8895 * configure.ac (plugins): Add --enable-plugins option.
8896 * configure: Regenerate.
8897 * config.in: Regenerate.
8898 * Makefile.am (LIBDL): New variable.
8899 (CCFILES): Add plugin.cc.
8900 (HFILES): Add plugin.h.
8901 (ldadd_var): Add LIBDL.
8902 * Makefile.in: Regenerate.
8904 * archive.cc: Include "plugin.h".
8905 (Archive::setup): Don't preread archive symbols when using a plugin.
8906 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8907 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8909 (Archive::include_member): Add symbols from plugin objects.
8910 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8911 * descriptors.cc (Descriptors::open): Check for file descriptors
8912 abandoned by plugins.
8913 (Descriptors::claim_for_plugin): New function.
8914 * descriptors.h (Descriptors::claim_for_plugin): New function.
8915 (Open_descriptor::is_claimed): New field.
8916 (claim_descriptor_for_plugin): New function.
8917 * fileread.cc (File_read::claim_for_plugin): New function.
8918 * fileread.h (File_read::claim_for_plugin): New function.
8919 (File_read::descriptor): New function.
8920 * gold.cc: Include "plugin.h".
8921 (queue_initial_tasks): Add task to call plugin hooks for generating
8923 * main.cc: Include "plugin.h".
8924 (main): Load plugin libraries.
8925 * object.h (Pluginobj): Declare.
8926 (Object::pluginobj): New function.
8927 (Object::do_pluginobj): New function.
8928 (Object::set_target): New function.
8929 * options.cc: Include "plugin.h".
8930 (General_options::parse_plugin): New function.
8931 (General_options::General_options): Initialize plugins_ field.
8932 (General_options::add_plugin): New function.
8933 * options.h (Plugin_manager): Declare.
8934 (General_options): Add --plugin option.
8935 (General_options::has_plugins): New function.
8936 (General_options::plugins): New function.
8937 (General_options::add_plugin): New function.
8938 (General_options::plugins_): New field.
8939 * plugin.cc: New file.
8940 * plugin.h: New file.
8941 * readsyms.cc: Include "plugin.h".
8942 (Read_symbols::do_read_symbols): Check for archive before checking
8943 for ELF file. Call plugin hooks to claim files.
8944 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8945 from a real object file; force override when processing replacement
8947 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8948 (Symbol::init_base_object): Likewise.
8949 (Symbol::init_base_output_data): Likewise.
8950 (Symbol::init_base_output_segment): Likewise.
8951 (Symbol::init_base_constant): Likewise.
8952 (Symbol::init_base_undefined): Likewise.
8953 (Symbol::output_section): Assert that object is not a plugin.
8954 (Symbol_table::add_from_pluginobj): New function.
8955 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8957 (Symbol_table::sized_write_globals): Likewise.
8958 (Symbol_table::add_from_pluginobj): Instantiate template.
8959 * symtab.h (Sized_pluginobj): Declare.
8960 (Symbol::in_real_elf): New function.
8961 (Symbol::set_in_real_elf): New function.
8962 (Symbol::in_real_elf_): New field.
8963 (Symbol_table::add_from_pluginobj): New function.
8965 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8966 (LIBDL): New variable.
8968 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8969 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8970 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8971 (MOSTLYCLEANFILES): Likewise.
8972 * testsuite/Makefile.in: Regenerate.
8973 * testsuite/plugin_test.c: New file.
8974 * testsuite/plugin_test_1.sh: New file.
8975 * testsuite/plugin_test_2.sh: New file.
8977 2008-09-16 Ian Lance Taylor <iant@google.com>
8979 * target-reloc.h (relocate_section): Check whether a symbol is
8980 defined by the ABI before reporting an undefined symbol error.
8981 * target.h (Target::is_defined_by_abi): Make parameter const.
8982 (Target::do_is_defined_by_abi): Likewise.
8983 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8984 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8985 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8986 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8987 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8988 * testsuite/Makefile.in: Rebuild.
8990 * fileread.cc (make_view): Add casts to avoid warning.
8992 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8994 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8995 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8997 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8999 * options.h (General_options::output_is_executable): New.
9000 (General_options::output_is_pie): New.
9001 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9002 for shared libraries.
9003 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9005 2008-09-11 Chris Demetriou <cgd@google.com>
9007 * options.h (origin): New -z option.
9008 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9009 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9012 2008-09-05 Cary Coutant <ccoutant@google.com>
9014 * fileread.cc (File_read::make_view): Add check for attempt to map
9017 2008-09-05 Cary Coutant <ccoutant@google.com>
9019 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9020 explicit instantiations.
9022 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9025 * options.cc (General_options::finalize): Allow undefined symbols
9026 in shlibs if linking -shared.
9029 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9030 symbols as not needing a dynsym entry.
9032 2008-08-20 Craig Silverstein <csilvers@google.com>
9034 * fileread.cc (File_read::open): Do not lock the file unless it
9035 was successfully opened.
9037 2008-08-14 Cary Coutant <ccoutant@google.com>
9039 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9040 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9041 * testsuite/tls_test.cc (struct int128): 128-bit struct
9042 for testing TLS relocs with non-zero addend.
9043 (v12): New TLS variable.
9045 (t_last): Add check for v12.
9046 * testsuite/tls_test.h (t12): New function.
9047 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9049 2008-08-13 Ian Lance Taylor <iant@google.com>
9051 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9052 set tls_segment_ or relro_segment_.
9053 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9055 * output.h (Output_section::clear_is_relro): New function.
9056 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9057 sections specially even when output_data_ is empty.
9058 (Output_segment::maximum_alignment): When first section is relro,
9059 only force alignment for PT_LOAD segments.
9060 * script.cc (script_data_segment_align): New function.
9061 (script_data_segment_relro_end): New function.
9062 * script-c.h (script_data_segment_align): Declare.
9063 (script_data_segment_relro_end): Declare.
9064 * script-sections.h (class Script_sections): Declare
9065 data_segment_align and data_segment_relro_end. Add fields
9066 segment_align_index_ and saw_relro_end_.
9067 * script-sections.cc (class Sections_element): Add set_is_relro
9068 virtual function. Add new bool* parameter to place_orphan_here.
9069 Add get_output_section virtual function.
9070 (class Output_section_definition): Add set_is_relro. Add new
9071 bool* parameter to place_orphan_here. Add get_output_section.
9072 Add is_relro_ field.
9073 (Output_section_definition::Output_section_definition): Initialize
9074 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9075 and is_relro_ fields.
9076 (Output_section_definition::place_orphan_here): Add is_relro
9078 (Output_section_definition::set_section_addresses): Set relro for
9080 (Output_section_definition::alternate_constraint): Likewise.
9081 (class Orphan_output_section): Add new bool* parameter to
9082 place_orphan_here. Add get_output_section.
9083 (Orphan_output_section::place_orphan_here): Add is_relro
9085 (Script_sections::Script_sections): Initialize
9086 data_segment_align_index_ and saw_relro_end_.
9087 (Script_sections::data_segment_align): New function.
9088 (Script_sections::data_segment_relro_end): New function.
9089 (Script_sections::place_orphan): Set or clear is_relro.
9090 (Script_sections::set_section_addresses): Force alignment of first
9092 * yyscript.y (exp): Call script_data_segment_align and
9093 script_data_segment_relro_end.
9094 * testsuite/relro_script_test.t: New file.
9095 * testsuite/relro_test.cc (using_script): Declare.
9096 (t1, t2): Test using_script.
9097 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9098 (relro_script_test_SOURCES): Define.
9099 (relro_script_test_DEPENDENCIES): Define.
9100 (relro_script_test_LDFLAGS): Define.
9101 (relro_script_test_LDADD): Define.
9102 (relro_script_test.so): New target.
9103 * testsuite/Makefile.in: Rebuild.
9105 2008-08-06 Cary Coutant <ccoutant@google.com>
9107 * archive.cc (Archive::total_archives, Archive::total_members)
9108 (Archive::total_members_loaded): New variables.
9109 (Archive::setup): Add parameter. Add option to preread
9111 (Archive::read_armap): Add counter.
9112 (Archive::get_file_and_offset): New function.
9113 (Archive::get_elf_object_for_member): New function.
9114 (Archive::read_all_symbols): New function.
9115 (Archive::read_symbols): New function.
9116 (Archive::add_symbols): Add counters.
9117 (Archive::include_all_members): Use armap to find members if it's
9119 (Archive::include_member): Skip reading symbols if already read.
9120 Factored code into Archive::get_file_and_offset and
9121 Archive::get_elf_object_for_member. Changed call to
9122 Mapfile::report_include_archive_member.
9123 (Archive::print_stats): New function.
9124 * archive.h: Declare Object and Read_symbols_data classes.
9125 (Archive::Archive): Add initializers for new members.
9126 (Archive::setup): Add parameter.
9127 (Archive::print_stats): New function.
9128 (Archive::total_archives, Archive::total_members)
9129 (Archive::total_members_loaded): New variables.
9130 (Archive::get_file_and_offset): New function.
9131 (Archive::get_elf_object_for_member): New function.
9132 (Archive::read_all_symbols): New function.
9133 (Archive::read_symbols): New function.
9134 (Archive::Archive_member): New class.
9135 (Archive::members_): New member.
9136 (Archive::num_members_): New member.
9137 * main.cc: Include archive.h.
9138 (main): Call Archive::print_stats.
9139 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9140 archive parameter; member_name is now the fully-decorated name.
9141 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9142 * options.h: (General_options): Add --preread-archive-symbols option.
9143 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9146 2008-08-04 Ian Lance Taylor <iant@google.com>
9148 * symtab.h (Symbol::use_plt_offset): New function.
9149 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9150 * powerpc.cc (Relocate::relocate): Likewise.
9151 * sparc.cc (Relocate::relocate): Likewise.
9152 * x86_64.cc (Relocate::relocate): Likewise.
9153 * testsuite/weak_plt.sh: New test.
9154 * testsuite/weak_plt_main.cc: New test.
9155 * testsuite/weak_plt_shared.cc: New test.
9156 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9157 (check_PROGRAMS): Add weak_plt.
9158 (check_DATA): Add weak_plt_shared.so.
9159 (weak_plt_main_pic.o, weak_plt): New targets.
9160 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9161 * testsuite/Makefile.in: Rebuild.
9163 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9165 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9166 * testsuite/Makefile.in: Rebuild.
9168 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9170 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9171 * Makefile.in: Regenerate.
9172 * po/POTFILES.in: Regenerate.
9174 2008-07-29 Ian Lance Taylor <iant@google.com>
9176 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9177 symbols before other symbols.
9178 * testsuite/script_test_2.cc (test_addr): Declare.
9179 (test_addr_alias): Declare.
9180 (main): Check that test_addr and test_addr_alias have the right
9182 * testsuite/script_test_2.t: Define test_addr_alias and
9185 2008-07-24 Ian Lance Taylor <iant@google.com>
9188 * descriptors.cc: New file.
9189 * descriptors.h: New file.
9190 * gold-threads.h (class Hold_optional_lock): New class.
9191 * fileread.cc: Include "descriptors.h".
9192 (File_read::~File_read): Release descriptor rather than closing
9194 (File_read::open) [file]: Call open_descriptor rather than open.
9195 Set is_descriptor_opened_.
9196 (File_read::open) [memory]: Assert that descriptor is not open.
9197 (File_read::reopen_descriptor): New function.
9198 (File_read::release): Release descriptor.
9199 (File_read::do_read): Make non-const. Reopen descriptor.
9200 (File_read::read): Make non-const.
9201 (File_read::make_view): Reopen descriptor.
9202 (File_read::do_readv): Likewise.
9203 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9204 Update declarations.
9205 * layout.cc: Include "descriptors.h".
9206 (Layout::create_build_id): Use open_descriptor rather than open.
9207 * output.cc: Include "descriptors.h".
9208 (Output_file::open): Use open_descriptor rather than open.
9209 * archive.cc (Archive::const_iterator): Change Archive to be
9211 (Archive::begin, Archive::end): Make non-const.
9212 (Archive::count_members): Likewise.
9213 * archive.h (class Archive): Update declarations.
9214 * object.h (Object::read): Make non-const.
9215 * Makefile.am (CCFILES): Add descriptors.cc.
9216 (HFILES): Add descriptors.h.
9217 * Makefile.in: Rebuild.
9220 * gold.h: Always include <clocale>. Add Solaris workarounds
9221 following code in binutils/sysdep.h.
9224 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9225 this->eh_frame_hdr_ is NULL before using it.
9227 * dynobj.cc (Versions::Versions): Update comment.
9229 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9230 the base version name.
9232 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9233 array size plus one.
9234 (Stringpool_template::set_string_offsets): Subtract one from key
9235 before using it as an array index.
9236 (Stringpool_template::get_offset_with_length): Likewise.
9237 (Stringpool_template::write_to_buffer): Likewise.
9238 * stringpool.h (Stringpool_template::get_offset_from_key):
9241 2008-07-23 Ian Lance Taylor <iant@google.com>
9244 * object.h (Merged_symbol_value::value): Do our best to handle a
9248 * script.cc (Version_script_info::get_versions): Don't add empty
9249 version tag to return value.
9250 (Version_script_info::get_symbol_version_helper): Change return
9251 type to bool. Add pversion parameter. Change all callers.
9252 (script_register_vers_node): Don't require a non-NULL tag.
9253 * script.h (class Version_script_info): Update declarations.
9254 (Version_script_info::get_symbol_version): Change return type to
9255 bool. Add version parameter. Change all callers.
9256 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9257 handling. Handle an empty version from a version script.
9258 (Symbol_table::define_special_symbol): Likewise.
9259 * testsuite/ver_test_10.script: New file.
9260 * testsuite/ver_test_10.sh: New file.
9261 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9262 (check_DATA): Add ver_test_10.syms.
9263 (ver_test_10.syms, ver_test_10.so): New target.
9264 * testsuite/Makefile.in: Rebuild.
9266 2008-07-23 Simon Baldwin <simonb@google.com>
9268 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9269 to zero for undefined symbols from dynamic libraries.
9271 2008-07-23 Ian Lance Taylor <iant@google.com>
9273 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9275 * symtab.h (class Symbol_table): Update declaration.
9276 * testsuite/ver_test_9.cc: New file.
9277 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9278 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9279 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9280 (ver_test_9.so, ver_test_9.o): New targets.
9281 * testsuite/Makefile.in: Rebuild.
9283 2008-07-22 Ian Lance Taylor <iant@google.com>
9285 * options.h (class General_options): Define --check-sections.
9286 * layout.cc (Layout::set_segment_offsets): Handle
9289 * options.h (class General_options): Define -n/--nmagic and
9291 * options.cc (General_options::finalize): For -n/--nmagic or
9292 -N/--omagic, set -static.
9293 * layout.cc (Layout::attach_allocated_section_to_segment): If
9294 -N/--omagic, don't put read-only and read-write sections in
9296 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9297 finding a read-only segment.
9298 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9299 don't set the minimum segment alignment to the common page size,
9300 and don't set the file offset to the address modulo the page size.
9301 * script-sections.cc (Script_sections::create_segments): If
9302 -n/--omagic, don't put read-only and read-write sections in
9305 * cref.cc: New file.
9307 * options.h (class General_options): Add --print-symbol-counts.
9308 * main.cc (main): Issue defined symbol report if requested.
9309 * archive.cc (Archive::interpret_header): Make into a const member
9311 (Archive::add_symbols): Call Input_objects::archive_start and
9313 (Archive::const_iterator): Define new class.
9314 (Archive::begin, Archive::end): New functions.
9315 (Archive::include_all_members): Rewrite to use iterator.
9316 (Archive::count_members): New function.
9317 * archive.h (class Archive): Update declarations.
9318 (Archive::filename): New function.
9319 * object.cc: Include "cref.h".
9320 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9321 (Sized_relobj::do_get_global_symbol_counts): New function.
9322 (Input_objects::add_object): Add object to cross-referencer.
9323 (Input_objects::archive_start): New function.
9324 (Input_objects::archive_stop): New function.
9325 (Input_objects::print_symbol_counts): New function.
9326 * object.h: Declare Cref and Archive.
9327 (Object::get_global_symbol_counts): New function.
9328 (Object::do_get_global_symbol_counts): New pure virtual function.
9329 (class Sized_relobj): Add defined_count_ field. Update
9331 (class Input_objects): Add cref_ field. Update constructor.
9332 Update declarations.
9333 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9335 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9337 (Sized_dynobj::do_get_global_symbol_counts): New function.
9338 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9339 defined_count_. Update declarations. Define Symbols typedef.
9340 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9341 parameter. Change all callers.
9342 (Symbol_table::add_from_dynobj): Add sympointers and defined
9343 parameters. Change all callers.
9344 * symtab.h (class Symbol_table): Update declarations.
9345 * Makefile.am (CCFILES): Add cref.cc.
9346 (HFILES): Add cref.h.
9347 * Makefile.in: Rebuild.
9349 2008-07-22 Simon Baldwin <simonb@google.com>
9351 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9352 to zero when writing undefined symbols.
9354 2008-07-22 Ian Lance Taylor <iant@google.com>
9356 * output.cc (Output_section::add_input_section): Don't try to
9357 merge empty merge sections.
9359 2008-07-21 Craig Silverstein <csilvers@google.com>
9361 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9362 Include symbol version in error message.
9364 2008-07-20 Chris Demetriou <cgd@google.com>
9366 * configure.ac (gold_cv_c_random_seed): New configured variable.
9367 (RANDOM_SEED_CFLAGS): New substituted variable.
9368 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9369 * configure: Rebuild.
9370 * Makefile.in: Likewise.
9371 * testsuite/Makefile.in: Likewise.
9373 2008-07-18 Ian Lance Taylor <iant@google.com>
9375 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9376 where we see NAME/NULL and NAME/VERSION as separate symbols.
9377 * testsuite/ver_test_main.cc (main): Call t4.
9378 (t4, t4_2a): Define.
9379 * testsuite/ver_test_2.cc (t4_2): Define.
9380 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9381 * testsuite/ver_test_4.cc (t4_2a): Define.
9382 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9383 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9385 2008-07-17 Ian Lance Taylor <iant@google.com>
9387 * dynobj.cc (Versions::add_def): If we give an error about a
9388 missing version, go ahead and create the version anyhow.
9390 2008-07-10 Ian Lance Taylor <iant@google.com>
9392 Handle output sections with more than 0x7fffffff bytes.
9393 * object.h (class Relobj): Change map_to_output_ to
9394 output_sections_, and just keep a section pointer. Change all
9395 uses. Move comdat group support to Sized_relobj.
9396 (Relobj::is_section_specially_mapped): Remove.
9397 (Relobj::output_section): Remove poff parameter. Change all
9399 (Relobj::output_section_offset): New function.
9400 (Relobj::set_section_offset): Rewrite.
9401 (Relobj::map_to_output): Remove.
9402 (Relobj::output_sections): New function.
9403 (Relobj::do_output_section_offset): New pure virtual function.
9404 (Relobj::do_set_section_offset): Likewise.
9405 (class Sized_relobj): Add section_offsets_ field. Add comdat
9406 group support from Relobj. Update declarations.
9407 (Sized_relobj::get_output_section_offset): New function.
9408 (Sized_relobj::do_output_section_offset): New function.
9409 (Sized_relobj::do_set_section_offset): New function.
9410 * object.cc (Relobj::output_section_address): Remove.
9411 (Sized_relobj::Sized_relobj): Initialize new fields.
9412 (Sized_relobj::include_section_group): Cast find_kept_object to
9414 (Sized_relobj::include_linkonce_section): Likewise.
9415 (Sized_relobj::do_layout): Use separate arrays for output section
9417 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9419 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9420 output_sections and section_offsets.
9421 (Sized_relobj::write_local_symbols): Likewise.
9422 (map_to_kept_section): Compute output address directly.
9423 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9424 output_sections and section_offsets.
9425 (Sized_relobj::write_sections): Likewise.
9426 (Sized_relobj::relocate_sections): Likewise.
9427 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9428 * output.h (class Output_reloc): Update declarations. Change
9429 u2_.relobj to Sized_relobj*.
9430 (class Output_data_reloc): Change add functions to use
9432 * output.cc (Output_reloc::Output_reloc): Change relobj to
9434 (Output_reloc::local_section_offset): Change return type to
9435 Elf_Addr. Use get_output_section_offset.
9436 (Output_reloc::get_address): Likewise.
9437 (Output_section::is_input_address_mapped): Don't call
9438 is_section_specially_mapped.
9439 (Output_section::output_offset): Likewise.
9440 (Output_section::output_address): Likewise.
9441 (Output_section::starting_output_address): Likewise.
9442 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9443 parameter to Sized_relobj*.
9444 (Copy_relocs::need_copy_reloc): Likewise.
9445 (Copy_relocs::save): Likewise.
9446 * copy-relocs.h (class Copy_relocs): Update declarations.
9447 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9448 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9449 * target-reloc.h (relocate_for_relocatable): Change
9450 offset_in_output_section type to Elf_Addr. Change code that uses
9452 * layout.cc (Layout::layout): Always set *off.
9453 * mapfile.cc (Mapfile::print_input_section): Use
9454 output_section_offset.
9455 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9457 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9458 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9459 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9461 2008-07-03 Ian Lance Taylor <iant@google.com>
9463 * layout.cc (Layout::include_section): Do not discard unrecognized
9464 SHT_STRTAB sections.
9466 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9468 * script.cc (Lex::can_continue_name): Make '?' allowable in
9469 version-script names.
9470 * testsuite/version_script.map: Change glob pattern to use '?'
9472 2008-06-30 Manish Singh <yosh@gimp.org>
9475 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9478 2008-06-30 Ian Lance Taylor <iant@google.com>
9482 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9483 versions]: Don't try to read the value in the contents, since we
9484 don't use it. Use the template endianness when writing.
9486 2008-06-25 Cary Coutant <ccoutant@google.com>
9488 * fileread.cc (File_read::make_view): Assert on zero-length view.
9489 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9490 symbol table when there are no symbols to read.
9492 2008-06-23 Craig Silverstein <csilvers@google.com>
9494 * version.cc (version_string): Bump to 1.7
9496 2008-06-18 Craig Silverstein <csilvers@google.com>
9498 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9499 constant 0xFFFF to type Valtype.
9500 (Powerpc_relocate_functions::rel16_ha): Likewise.
9502 2008-06-17 Ian Lance Taylor <iant@google.com>
9504 * output.h (Output_section::Input_section): Initialize p2align_ to
9505 zero for Output_section_data constructors.
9506 (Output_section::Input_section::addralign): If not an input
9507 section, return the alignment of the Output_section_data.
9508 * testsuite/copy_test.cc: New file.
9509 * testsuite/copy_test_1.cc: New file.
9510 * testsuite/copy_test_2.cc: New file.
9511 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9512 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9513 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9514 (copy_test_1_pic.o, copy_test_1.so): New targets.
9515 (copy_test_2_pic.o, copy_test_2.so): New targets.
9516 * testsuite/Makefile.in: Rebuild.
9518 * script-sections.cc (Script_sections::place_orphan): Initialize
9519 local variable exact.
9521 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9523 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9525 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9526 David S. Miller <davem@davemloft.net>
9528 * powerpc.cc: New file.
9529 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9530 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9531 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9532 * Makefile.in: Rebuild.
9534 2008-06-09 Ian Lance Taylor <iant@google.com>
9536 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9538 (throwing, orig_terminate): New static variables.
9539 (terminate_handler): New static function.
9540 (t2): Set terminate handler.
9542 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9545 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9548 2008-05-30 Cary Coutant <ccoutant@google.com>
9550 * archive.cc (Archive::include_all_members) Correct to step
9551 over symbol table and extended name table in thin archives.
9553 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9556 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9559 2008-05-28 Caleb Howe <cshowe@google.com>
9561 * reduced_debug_output.cc: New file.
9562 * reduced_debug_output.h: New file.
9563 * options.h (class General_options): Add --strip-debug-non-line.
9564 * options.cc (General_options::finalize): Add strip_debug_non_line
9565 to the strip heirarchy.
9566 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9568 * layout.cc: Include "reduced_debug_output.h".
9569 (Layout::Layout): Initialize new fields.
9570 (line_only_debug_sections): New static array.
9571 (is_lines_only_debug_sections): New static inline function.
9572 (Layout::include_section): Handle --strip-debug-non-line.
9573 (Layout::make_output_section): If --strip-debug-non-line, build
9574 new output sections for .debug_abbrev and .debug_info.
9575 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9576 gold. Warn about possible overflow.
9577 (read_signed_LEB_128): Likewise.
9578 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9579 (read_signed_LEB_128): Declare.
9580 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9581 (HFILES): Add reduced_debug_output.h.
9582 * Makefile.in: Rebuild.
9584 2008-05-21 Ian Lance Taylor <iant@google.com>
9586 * mapfile.cc: New file.
9587 * mapfile.h: New file.
9588 * options.h (class General_options): Add -M/--print-map and -Map.
9589 * options.cc (General_options::finalize): Make -M equivalent to
9591 * main.cc: Include <cstdio> and "mapfile.h".
9592 (main): Open mapfile if requested.
9593 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9594 constructor. Change caller.
9595 (queue_initial_tasks): Add mapfile parameter. Change caller.
9596 (queue_middle_tasks): Likewise.
9597 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9599 * archive.cc: Include "mapfile.h".
9600 (Archive::add_symbols): Add mapfile parameter. Change all
9601 callers. Pass mapfile, symbol, and reason to include_member.
9602 (Archive::include_all_members): Add mapfile parameter. Change all
9604 (Archive::include_member): Add mapfile, sym, and why parameters.
9605 Change all callers. Report inclusion to map file.
9606 * archive.h: Include "fileread.h".
9607 (class Archive): Update declarations.
9608 (Archive::file): New const method.
9609 (class Add_archive_symbols): Add mapfile_ field. Update
9610 constructor. Change all callers.
9611 * readsyms.h (class Read_symbols): Likewise.
9612 (class Finish_group): Likewise.
9613 (class Read_script): Likewise.
9614 * common.cc: Include "mapfile.h".
9615 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9617 (Symbol_table::do_allocate_commons): Likewise.
9618 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9619 symbol allocation to mapfile.
9620 * common.h (class Allocate_commons_task): Add mapfile_ field.
9621 Update constructor. Change all callers.
9622 * symtab.h (class Symbol_table): Update declarations.
9623 * layout.cc: Include "mapfile.h".
9624 (Layout_task_runner::run): Print information to mapfile.
9625 (Layout::create_gold_note): Change Output_data_fixed_space to
9626 Output_data_zero_fill.
9627 (Layout::create_build_id): Likewise.
9628 (Layout::print_to_mapfile): New function.
9629 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9630 constructor. Change caller.
9631 (class Layout): Declare print_to_mapfile.
9632 * output.cc (Output_section::Input_section::print_to_mapfile): New
9634 (Output_section::add_input_section): If producing a map, always
9635 add to input_sections_ list.
9636 (Output_section::do_print_to_mapfile): New function.
9637 (Output_segment::print_sections_to_mapfile): New function.
9638 (Output_segment::print_section_list_to_mapfile): New function.
9639 * output.h: Include "mapfile.h".
9640 (Output_data::print_to_mapfile): New function.
9641 (Output_data::do_print_to_mapfile): New virtual function.
9642 (Output_segment_headers::do_print_to_mapfile): New function.
9643 (Output_file_header::do_print_to_mapfile): New function.
9644 (Output_data_const::do_print_to_mapfile): New function.
9645 (class Output_data_const_buffer): Add map_name_ field. Update
9646 constructor. Change all callers. Add do_print_to_mapfile
9648 (class Output_data_fixed_space): Likewise.
9649 (class Output_data_space): Likewise.
9650 (class Output_data_zero_fill): New class.
9651 (Output_data_strtab::do_print_to_mapfile): New function.
9652 (Output_data_reloc_base::do_print_to_mapfile): New function.
9653 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9654 (Output_data_group::do_print_to_mapfile): New function.
9655 (Output_data_got::do_print_to_mapfile): New function.
9656 (Output_data_dynamic::do_print_to_mapfile): New function.
9657 (Output_symtab_xindex::do_print_to_mapfile): New function.
9658 (class Output_section): Declare do_print_to_mapflie. Declare
9659 print_to_mapfile in Input_section.
9660 (class Output_segment): Declare new functions.
9661 * object.h (Sized_relobj::symbol_count): New function.
9662 * script-sections.cc
9663 (Output_section_element_dot_assignment::set_section_addresses):
9664 Change Output_data_fixed_space to Output_data_zero_fill.
9665 (Output_data_expression::do_print_to_mapfile): New function.
9666 * script.cc (read_input_script): Add mapfile parameter. Change
9668 * script.h (read_input_script): Update declaration.
9669 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9670 (Eh_frame::do_print_to_mapfile): New function.
9671 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9672 (Output_merge_string::do_print_to_mapfile): New function.
9673 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9675 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9677 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9679 * Makefile.am (CCFILES): Add mapfile.cc.
9680 (HFILES): Add mapfile.h.
9681 * Makefile.in: Rebuild.
9683 2008-05-19 Ian Lance Taylor <iant@google.com>
9685 * options.h (class General_options): Add -z relro.
9686 * layout.cc (Layout::Layout): Initialize relro_segment_.
9687 (Layout::add_output_section_data): Return the output section.
9688 (Layout::make_output_section): Rcognize relro sections and mark
9690 (Layout::attach_allocated_section_to_segment): Put relro sections
9691 in a PT_GNU_RELRO segment.
9692 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9694 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9696 (Layout::linkonce_mapping): Map d.rel.ro.local to
9698 (Layout::output_section_name): Us .data.rel.ro.local for any
9699 section which begins with that.
9700 * layout.h (class Layout): Update add_output_section_data
9701 declaration. Add relro_segment_ field.
9702 * output.cc (Output_section::Output_section): Initialize is_relro_
9703 and is_relro_local_ fields.
9704 (Output_segment::add_output_section): Group relro sections.
9705 (Output_segment::is_first_section_relro): New function.
9706 (Output_segment::maximum_alignment): If there is a relro section,
9707 align the segment to the common page size.
9708 (Output_segment::set_section_addresses): Track whether we are
9709 looking at relro sections. If the last section is a relro
9710 section, align to the common page size.
9711 (Output_segment::set_section_list_addresses): Add in_relro
9712 parameter. Change all callers. Align to the page size when
9713 moving from relro to non-relro section.
9714 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9716 * output.h (class Output_section): Add is_relro_ and
9717 is_relro_local_ fields.
9718 (Output_section::is_relro): New function.
9719 (Output_section::set_is_relro): New function.
9720 (Output_section::is_relro_local): New function.
9721 (Output_section::set_is_relro_local): New function.
9722 (class Output_segment): Update declarations.
9723 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9724 * sparc.cc (Target_sparc::got_section): Likewise.
9725 * x86_64.cc (Target_x86_64::got_section): Likewise.
9726 * testsuite/relro_test_main.cc: New file.
9727 * testsuite/relro_test.cc: New file.
9728 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9729 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9730 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9731 (relro_test.so, relro_test_pic.o): New targets.
9732 * testsuite/Makefile.in: Rebuild.
9734 2008-05-16 Ian Lance Taylor <iant@google.com>
9736 * output.cc (Output_segment::add_output_section): Remove front
9738 * output.h (class Output_segment): Remove
9739 add_initial_output_section and overloaded add_output_section.
9740 Update declaration of remaining add_output_section.
9741 * layout.cc (Layout::create_interp): Call add_output_section
9742 rather than add_initial_output_section.
9743 (Layout::finish_dynamic_section): Likewise.
9745 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9746 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9747 know the dynamic type.
9748 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9749 field. Initialize it in constructor.
9750 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9751 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9752 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9755 * output.cc (Output_reloc::get_address): Change return type to
9757 * output.h (class Output_reloc): Update get_address declaration.
9758 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9759 for section addresses.
9761 2008-05-09 Ian Lance Taylor <iant@google.com>
9764 * gold.cc (gold_nomem): Use return value of write.
9766 2008-05-08 Ian Lance Taylor <iant@google.com>
9768 * symtab.c (Symbol::init_base_output_data): Add version
9769 parameter. Change all callers.
9770 (Symbol::init_base_output_segment): Likewise.
9771 (Symbol::init_base_constant): Likewise.
9772 (Symbol::init_base_undefined): Likewise.
9773 (Sized_symbol::init_output_data): Likewise.
9774 (Sized_symbol::init_output_segment): Likewise.
9775 (Sized_symbol::init_constant): Likewise.
9776 (Sized_symbol::init_undefined): Likewise.
9777 (Symbol_table::do_define_in_output_data): If the new symbol has a
9778 version, mark it as the default.
9779 (Symbol_table::do_define_in_output_segment): Likewise.
9780 (Symbol_table::do_define_as_constant): Likewise.
9781 * symtab.h (class Symbol): Update declarations.
9782 (class Sized_symbol): Likewise.
9783 * resolve.cc (Symbol::override_version): New function.
9784 (Symbol::override_base): Call override_version.
9785 (Symbol::override_base_with_special): Likewise.
9786 * testsuite/ver_script_8.script: New file.
9787 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9788 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9789 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9790 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9792 2008-05-06 Ian Lance Taylor <iant@google.com>
9795 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9797 (class General_options): Remove existing --undefined, and add
9798 --no-undefined instead. Add new --undefined as synonym for -u.
9799 * archive.cc (Archive::add_symbols): Check whether symbol was
9801 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9802 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9803 all uses. Add IS_UNDEFINED. Update declarations to split
9804 different versions of init_base. Declare init_base_undefined.
9805 (Symbol::is_defined): Handle IS_UNDEFINED.
9806 (Symbol::is_undefined): Likewise.
9807 (Symbol::is_weak_undefined): Call is_undefined.
9808 (Symbol::is_absolute): Handle IS_CONSTANT.
9809 (class Sized_symbol): Update declarations to split different
9810 versions of init. Declare init_undefined.
9811 (class Symbol_table): Declare new functions.
9812 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9814 (Symbol::init_base_output_data): Likewise.
9815 (Symbol::init_base_output_segment): Likewise.
9816 (Symbol::init_base_constant): Likewise.
9817 (Symbol::init_base_undefined): New function.
9818 (Sized_symbol::init_object): Rename from init. Change all
9820 (Sized_symbol::init_output_data): Likewise.
9821 (Sized_symbol::init_output_segment): Likewise.
9822 (Sized_symbol::init_constant): Likewise.
9823 (Sized_symbol::init_undefined): New function.
9824 (Symbol_table::add_undefined_symbols_from_command_line): New
9826 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9828 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9829 (Symbol::output_section): Likewise.
9830 (Symbol::set_output_section): Likewise.
9831 (Symbol_table::sized_finalize_symbol): Likewise.
9832 (Symbol_table::sized_write_globals): Likewise.
9833 * resolve.cc (Symbol_table::should_override): Likewise.
9834 (Symbol::override_base_with_special): Likewise.
9836 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9837 symbol, change it to have default visibility.
9838 * testsuite/protected_1.cc: New file.
9839 * testsuite/protected_2.cc: New file.
9840 * testsuite/protected_3.cc: New file.
9841 * testsuite/protected_main_1.cc: New file.
9842 * testsuite/protected_main_2.cc: New file.
9843 * testsuite/protected_main_3.cc: New file.
9844 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9845 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9846 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9847 (protected_1.so): New target.
9848 (protected_1_pic.o, protected_2_pic.o): New targets.
9849 (protected_3_pic.o): New target.
9850 (check_PROGRAMS): Add protected_2.
9851 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9852 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9853 * testsuite/Makefile.in: Rebuild.
9855 * options.h (DEFINE_var): Add set_user_set_##varname__.
9856 (DEFINE_bool_alias): New macro.
9857 (class General_options): Define -Bstatic using DEFINE_bool_alias
9858 rather than DEFINE_special. Add --undefined as an alias for -z
9860 * options.cc (General_options::parse_Bstatic): Remove.
9862 * options.h (class General_options): Add --fatal-warnings.
9863 * main.cc (main): Implement --fatal-warnings.
9864 * errors.h (Errors::warning_count): New function.
9866 * options.h (class General_options): Add -Bsymbolic-functions.
9867 * symtab.h (Symbol::is_preemptible): Check for
9868 -Bsymbolic-functions.
9870 2008-05-05 Ian Lance Taylor <iant@google.com>
9872 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9873 as noVARNAME rather than no-VARNAME.
9874 (class General_options): Add option -z combreloc.
9875 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9877 (Output_reloc::sort_before) [SHT_REL]: New function.
9878 (Output_reloc::sort_before) [SHT_RELA]: New function.
9879 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9880 Sort_relocs_comparison.
9881 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9882 parameter. Change all callers.
9883 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9884 sort_relocs parameter. Change all callers.
9885 * output.cc (Output_reloc::get_address): New function, broken out
9887 (Output_reloc::write_rel): Call it.
9888 (Output_reloc::compare): New function.
9889 (Output_data_reloc_base::do_write): Optionally sort relocs.
9891 * configure.ac: If targ_extra_obj is set, link it in.
9892 * configure.tgt: Initialize all variables.
9893 (x86_64*): Set targ_extra_obj and targ_extra_size.
9894 * configure: Rebuild.
9896 * object.cc (Sized_relobj::include_section_group): Adjust section
9897 indexes read from group data. Build vector to pass to
9899 * layout.cc (Layout::layout_group): Add flags and shndxes
9900 parameters. Remove contents parameter. Change caller. Update
9901 explicit instantiations.
9902 * layout.h (class Layout): Update layout_group declaration.
9903 * output.cc (Output_data_group::Output_data_group): Add flags and
9904 input_shndxes parameters. Remove contents parameter. Change
9906 (Output_data_group::do_write): Change input_sections_ to
9908 * output.h (class Output_data_group): Update constructor
9909 declaration. Rename input_sections_ to input_shndxes_.
9910 * testsuite/many_sections_test.cc: Add template.
9912 2008-04-30 Cary Coutant <ccoutant@google.com>
9914 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9916 * layout.cc (Layout::include_section): Refactored check for debug
9918 (Layout::add_comdat): Add new parameters. Change type
9919 of signature parameter. Add object and shndx to signatures table.
9920 (Layout::find_kept_object): New function.
9921 * layout.h: Include <cstring>.
9922 (Layout::is_debug_info_section): New function.
9923 (Layout::add_comdat): Add new parameters.
9924 (Layout::find_kept_object): New function.
9925 (Layout::Kept_section): New struct.
9926 (Layout::Signatures): Change type of map range.
9927 * object.cc (Relobj::output_section_address): New function.
9928 (Sized_relobj::include_section_group): Add new parameters. Change
9929 calls to Layout::add_comdat. Change to build table of kept comdat
9930 groups and table mapping discarded sections to kept sections.
9931 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9932 (Sized_relobj::do_layout): Change calls to include_section_group and
9933 include_linkonce_section.
9934 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9935 value to zero when section is discarded.
9936 (Sized_relobj::map_to_kept_section): New function.
9937 * object.h (Relobj::output_section_address): New function.
9938 (Relobj::Comdat_group): New type.
9939 (Relobj::find_comdat_group): New function.
9940 (Relobj::Comdat_group_table): New type.
9941 (Relobj::Kept_comdat_section): New type.
9942 (Relobj::Kept_comdat_section_table): New type.
9943 (Relobj::add_comdat_group): New function.
9944 (Relobj::set_kept_comdat_section): New function.
9945 (Relobj::get_kept_comdat_section): New function.
9946 (Relobj::comdat_groups_): New field.
9947 (Relobj::kept_comdat_sections_): New field.
9948 (Symbol_value::input_value): Update comment.
9949 (Sized_relobj::map_to_kept_section) New function.
9950 (Sized_relobj::include_linkonce_section): Add new parameter.
9951 * target-reloc.h (Comdat_behavior): New type.
9952 (get_comdat_behavior): New function.
9953 (relocate_section): Add code to map a discarded section to the
9954 corresponding kept section when applying a relocation.
9956 2008-04-30 Craig Silverstein <csilvers@google.com>
9958 * dwarf_reader.cc (next_generation_count): New static var.
9959 (Addr2line_cache_entry): New struct.
9960 (addr2line_cache): New static var.
9961 (Dwarf_line_info::one_addr2line): Added caching.
9962 (Dwarf_line_info::clear_addr2line_cache): New function.
9963 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9964 cache-size parameter.
9965 (Dwarf_line_info::one_addr2line_cache): New function.
9966 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9967 new cache-size argument to one_addr2line(), and clear cache.
9969 2008-04-28 Cary Coutant <ccoutant@google.com>
9971 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9972 R_386_PC8 relocations.
9974 2008-04-23 Ian Lance Taylor <iant@google.com>
9976 * object.cc (Sized_relobj::include_section_group): Check for
9977 invalid section group.
9979 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9982 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9983 than read for file header.
9984 * archive.cc (Archive::include_member): Likewise.
9986 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9988 * aclocal.m4: Regenerate.
9989 * configure: Regenerate.
9991 2008-04-19 Ian Lance Taylor <iant@google.com>
9993 * version.cc (version_string): Bump to 1.6.
9995 * testsuite/Makefile.am (many_sections_r_test): New target.
9996 (many_sections_r_test_SOURCES): Remove.
9997 (many_sections_r_test_DEPENDENCIES): Remove.
9998 (many_sections_r_test_LDFLAGS): Remove.
9999 (many_sections_r_test_LDADD): Remove.
10001 * object.cc (Sized_relobj::do_add_symbols): Always pass
10002 local_symbol_count_ to add_from_relobj.
10004 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10005 every thousand variables.
10006 * testsuite/Makefile.in: Rebuild.
10008 * object.cc (Xindex::initialize_symtab_xindex): New function.
10009 (Xindex::read_symtab_xindex): New function.
10010 (Xindex::sym_xindex_to_shndx): New function.
10011 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10013 (Sized_relobj::do_initialize_xindex): New function.
10014 (Sized_relobj::do_read_symbols): Adjust section links.
10015 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10016 parameter. Change all callers.
10017 (Sized_relobj::include_section_group): Adjust section links and
10018 symbol section indexes.
10019 (Sized_relobj::do_layout): Adjust section links.
10020 (Sized_relobj::do_count_local_symbols): Adjust section links and
10021 symbol section indexes.
10022 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10023 ordinary and special symbols.
10024 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10025 dynsym_xindex parameters. Change all callers. Adjust section
10026 links. Use SHN_XINDEX when needed.
10027 (Sized_relobj::get_symbol_location_info): Adjust section links.
10028 Don't get fooled by special symbols.
10029 * object.h (class Xindex): Define.
10030 (class Object): Add xindex_ parameter. Declare virtual functoin
10031 do_initialize_xindex.
10032 (Object::adjust_sym_shndx): New function.
10033 (Object::set_xindex): New protected function.
10034 (class Symbol_value): Add is_ordinary_shndx_ field.
10035 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10036 (Symbol_value::value): Assert ordinary section.
10037 (Symbol_value::initialize_input_to_output_map): Likewise.
10038 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10039 Change all callers.
10040 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10042 (class Sized_relobj): Update declarations.
10043 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10044 parameter. Change all callers.
10045 (Sized_relobj::adjust_shndx): New function.
10046 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10048 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10049 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10050 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10051 (Sized_dynobj::read_dynsym_section): Adjust section links.
10052 (Sized_dynobj::read_dynamic): Likewise.
10053 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10055 (Sized_dynobj::do_initialize_xindex): New function.
10056 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10057 do_initialize_xindex.
10058 (Sized_dynobj::adjust_shndx): New function.
10059 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10060 dynsym_xindex_ fields.
10061 (Layout::finalize): Add a call to set_section_indexes before
10062 creating the symtab sections.
10063 (Layout::set_section_indexes): Don't do anything if the section
10064 already has a section index.
10065 (Layout::create_symtab_sections): Add shnum parameter. Change
10066 caller. Create .symtab_shndx section if needed.
10067 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10069 (Layout::allocated_output_section_count): New function.
10070 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10072 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10073 fields. Update declarations.
10074 (Layout::symtab_xindex): New function.
10075 (Layout::dynsym_xindex): New function.
10076 (class Write_symbols_task): Add layout_ field.
10077 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10079 * output.cc (Output_section_headers::Output_section_headers): Add
10080 shstrtab_section parameter. Change all callers.
10081 (Output_section_headers::do_sized_write): Store overflow values
10082 for section count and section string table section index in
10083 section header zero.
10084 (Output_file_header::do_sized_write): Check for overflow of
10085 section count and section string table section index.
10086 (Output_symtab_xindex::do_write): New function.
10087 (Output_symtab_xindex::endian_do_write): New function.
10088 * output.h (class Output_section_headers): Add shstrtab_section_.
10089 Update declarations.
10090 (class Output_symtab_xindex): Define.
10091 (Output_section::has_out_shndx): New function.
10092 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10094 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10095 Change all callers.
10096 (Sized_symbol::init): Likewise.
10097 (Symbol::output_section): Check for ordinary symbol.
10098 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10099 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10101 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10102 Change all callers. Simplify handling of symbols from sections
10103 not included in the link.
10104 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10106 (Weak_alias_sorter::operator()): Assert that symbols are
10108 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10110 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10111 parameters. Change all callers.
10112 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10113 symbol distinction. Use SHN_XINDEX when needed.
10114 (Symbol_table::write_section_symbol): Add symtab_xindex
10115 parameter. Change all callers.
10116 (Symbol_table::sized_write_section_symbol): Likewise. Use
10117 SHN_XINDEX when needed.
10118 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10120 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10121 (Symbol::is_defined): Check is_ordinary.
10122 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10123 (Symbol::is_absolute, Symbol::is_common): Likewise.
10124 (class Sized_symbol): Update declarations.
10125 (class Symbol_table): Update declarations.
10126 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10127 parameters. Change all callers.
10128 (Sized_symbol::override): Likewise.
10129 (Symbol_table::override): Likewise.
10130 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10131 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10132 is_ordinary, and orig_st_shndx parameters. Change all callers.
10133 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10134 to be in an ordinary section.
10135 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10136 object and is_ordinary parameters. Change all callers.
10137 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10138 Change all callers. Don't add undefined or non-ordinary symbols
10140 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10141 Change all callers.
10142 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10144 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10145 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10146 (Sized_relobj::relocate_sections): Likewise.
10147 * target-reloc.h (scan_relocs): Adjust section symbol index.
10148 (scan_relocatable_relocs): Likewise.
10149 * i386.cc (Scan::local): Check for ordinary symbols.
10150 * sparc.cc (Scan::local): Likewise.
10151 * x86_64.cc (Scan::local): Likewise.
10152 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10153 to symbol_section_and_value.
10154 * testsuite/many_sections_test.cc: New file.
10155 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10156 (check_PROGRAMS): Add many_sections_test.
10157 (many_sections_test_SOURCES): Define.
10158 (many_sections_test_DEPENDENCIES): Define.
10159 (many_sections_test_LDFLAGS): Define.
10160 (BUILT_SOURCES): Add many_sections_define.h.
10161 (many_sections_define.h): New target.
10162 (BUILT_SOURCES): Add many_sections_check.h.
10163 (many_sections_check.h): New target.
10164 (check_PROGRAMS): Add many_sections_r_test.
10165 (many_sections_r_test_SOURCES): Define.
10166 (many_sections_r_test_DEPENDENCIES): Define.
10167 (many_sections_r_test_LDFLAGS): Define.
10168 (many_sections_r_test_LDADD): Define.
10169 (many_sections_r_test.o): New target.
10170 * testsuite/Makefile.in: Rebuild.
10172 2008-04-17 Cary Coutant <ccoutant@google.com>
10174 * errors.cc (Errors::info): New function.
10175 (gold_info): New function.
10176 * errors.h (Errors::info): New function.
10177 * gold.h (gold_info): New function.
10178 * object.cc (Input_objects::add_object): Print trace output.
10179 * options.cc (options::parse_set): New function.
10180 (General_options::parse_wrap): Deleted.
10181 (General_options::General_options): Deleted initializer.
10182 * options.h (options::String_set): New typedef.
10183 (options::parse_set): New function.
10184 (DEFINE_set): New macro.
10185 (General_options::wrap): Changed to use DEFINE_set. Changed
10186 callers of any_wrap_symbols and is_wrap_symbol.
10187 (General_options::trace, General_options::trace_symbol):
10189 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10190 (General_options::wrap_symbols_): Deleted.
10191 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10193 2008-04-17 David S. Miller <davem@davemloft.net>
10195 * options.cc (General_options::parse_V): New function.
10196 * options.h: Add entries for -V and -Qy.
10198 2008-04-17 Ian Lance Taylor <iant@google.com>
10200 * common.cc (Symbol_table::allocate_commons): Remove options
10201 parameter. Change caller.
10202 (Symbol_table::do_allocate_commons): Remove options parameter.
10203 Change caller. Just call do_allocate_commons_list twice.
10204 (Symbol_table::do_allocate_commons_list): New function, broken out
10205 of do_allocate_commons.
10206 * common.h (class Allocate_commons_task): Remove options_ field.
10207 Update constructor.
10208 * symtab.cc (Symbol_table::Symbol_table): Initialize
10210 (Symbol_table::add_from_object): Put TLS common symbols on
10212 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10213 which are IN_OUTPUT_DATA.
10214 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10215 allocate_commons and do_allocate_commons declarations. Declare
10216 do_allocate_commons_list.
10217 * gold.cc (queue_middle_tasks): Update creation of
10218 Allocate_commons_task to not pass options.
10219 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10220 (TLS_TEST_C_FLAGS): New variable.
10221 (tls_test_c_pic.o): New target.
10222 (tls_test_shared.so): Link in tls_test_c_pic.o.
10223 (tls_test_c_pic_ie.o): New target.
10224 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10225 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10226 (tls_test_c.o): New target.
10227 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10228 (tls_pic_test_LDADD): Likewise.
10229 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10230 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10231 (tls_test_c_gnu2.o): New target.
10232 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10234 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10235 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10236 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10237 * testsuite/tls_test.cc: Include "config.h".
10238 (t_last): Call t11_last.
10239 * testsuite/tls_test.h (t11, t11_last): Declare.
10240 * testsuite/tls_test_c.c: New file.
10241 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10242 * configure.ac: Check for OpenMP support.
10243 * configure, config.in, Makefile.in: Rebuild.
10244 * testsuite/Makefile.in: Rebuild.
10246 2008-04-16 Cary Coutant <ccoutant@google.com>
10248 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10249 (Target_i386::tls_base_symbol_defined_): New field.
10250 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10251 (Target_i386::Scan::global): Likewise.
10252 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10253 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10254 (Target_x86_64::tls_base_symbol_defined_): New field.
10255 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10256 (Target_x86_64::Scan::global): Likewise.
10258 2008-04-16 Cary Coutant <ccoutant@google.com>
10260 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10261 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10262 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10263 building shared libraries.
10264 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10265 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10266 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10267 * testsuite/Makefile.in: Rebuild.
10268 * testsuite/weak_undef.h: New file.
10269 * testsuite/weak_undef_file1.cc: Add extra test cases.
10270 * testsuite/weak_undef_file2.cc: Likewise.
10271 * testsuite/weak_undef_test.cc: Likewise.
10273 2008-04-16 David S. Miller <davem@davemloft.net>
10275 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10276 Add issued_non_pic_error_ field. Declare check_non_pic.
10277 (Target_sparc::Scan::check_non_pic): New function.
10278 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10279 (Target_sparc::Scan::global): Likewise.
10281 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10282 * configure: Rebuild.
10284 * options.h (DEFINE_enable): New macro.
10285 (new_dtags): New enable option.
10286 (initfirst, interpose, loadfltr, nodefaultlib,
10287 nodelete, nodlopen, nodump): New -z options.
10288 * layout.cc (Layout:finish_dynamic_section): If new
10289 dtags enabled, emit DT_RUNPATH. Also, emit a
10290 DT_FLAGS_1 containing any specified -z flags.
10292 2008-04-16 Ian Lance Taylor <iant@google.com>
10294 * copy-relocs.cc: New file.
10295 * copy-relocs.h: New file.
10296 * reloc.cc: Remove Copy_relocs code.
10297 * reloc.h: Likewise.
10298 * reloc-types.h (struct Reloc_types) [both versions]: Add
10299 get_reloc_addend_noerror.
10300 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10301 variants of add_global which take an addend which must be zero.
10302 * i386.cc: Include "copy-relocs.h".
10303 (class Target_i386): Change type of copy_relocs_ to variable,
10304 update initializer.
10305 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10306 Change all callers.
10307 (Target_i386::do_finalize_sections): Change handling of
10309 * sparc.cc: Include "copy-relocs.h".
10310 (class Target_sparc): Change type of copy_relocs_ to variable,
10311 update initializer.
10312 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10313 Change all callers.
10314 (Target_sparc::do_finalize_sections): Change handling of
10316 * x86_64.cc: Include "copy-relocs.h".
10317 (class Target_x86_64): Change type of copy_relocs_ to variable,
10318 update initializer.
10319 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10320 class. Change all callers.
10321 (Target_x86_64::do_finalize_sections): Change handling of
10323 * Makefile.am (CCFILES): Add copy-relocs.cc.
10324 (HFILES): Add copy-relocs.h.
10326 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10328 * testsuite/script_test_4.sh: Permit leading zeroes.
10330 2008-04-15 Ian Lance Taylor <iant@google.com>
10332 * script-sections.cc (Script_sections::create_segments): Use
10333 header_size_adjustment even when there is enough room for the
10335 * testsuite/script_test_4.sh: New file.
10336 * testsuite/script_test_4.t: New file.
10337 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10338 (check_DATA): Add script_test_4.stdout.
10339 (MOSTLYCLEANFILES): Likewise.
10340 (script_test_4): New target.
10341 (script_test_4.stdout): New target.
10342 * testsuite/Makefile.in: Rebuild.
10344 * sparc.cc: Add definitions for Output_data_plt_sparc class
10347 2008-04-14 David S. Miller <davem@davemloft.net>
10349 * sparc.cc: New file.
10350 * Makefile.am (TARGETSOURCES): Add sparc.cc
10351 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10352 * configure.tgt: Document targ_extra_size and
10353 targ_extra_big_endian. Add entries for sparc-* and
10355 * configure.ac: Handle targ_extra_size and
10356 targ_extra_big_endian.
10357 * Makefile.in: Rebuild.
10358 * configure: Likewise.
10359 * po/POTFILES.in: Likewise.
10360 * po/gold.pot: Likewise.
10362 2008-04-14 Ian Lance Taylor <iant@google.com>
10364 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10365 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10366 in the name/type/flags to section mapping. Don't call
10367 allocate_output_section.
10368 (Layout::choose_output_section): Change parameter from adjust_name
10369 to is_input_section. Don't permit input sections after sections
10370 are attached to segments. Don't call allocate_output_section.
10371 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10372 not write_enable_output_section.
10373 (Layout::make_output_section): Don't push to
10374 unattached_section_list_ nor call attach_to_segment. Call
10375 attach_section_to_segment if sections are attached.
10376 (Layout::attach_sections_to_segments): New function.
10377 (Layout::attach_section_to_segment): New function.
10378 (Layout::attach_allocated_section_to_segment): Rename from
10379 attach_to_segment. Remove flags parameter.
10380 (Layout::allocate_output_section): Remove function.
10381 (Layout::write_enable_output_section): Remove function.
10382 * layout.h (class Layout): Update for above changes. Add new
10383 field sections_are_attached_.
10384 * output.h (Output_section::update_flags_for_input_section): New
10386 * output.cc (Output_section::add_input_section): Call
10387 update_flags_for_input_section.
10388 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10390 2008-04-11 Cary Coutant <ccoutant@google.com>
10392 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10393 thought unnecessary.
10394 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10396 2008-04-11 Ian Lance Taylor <iant@google.com>
10398 * output.h (class Output_section_data): Remove inline definition
10400 * output.cc (Output_section_data::set_addralign): New function.
10402 2008-04-11 Cary Coutant <ccoutant@google.com>
10404 Add support for TLS descriptors for i386 and x86_64.
10405 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10406 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10407 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10409 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10410 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10411 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10413 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10414 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10415 Fix problem with initial-exec relocations.
10416 (Target_i386::Relocate::relocate_tls): Likewise.
10417 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10419 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10420 support for section-plus-offset dynamic table entries.
10421 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10422 (Output_data_dynamic::Dynamic_entry): Add support for
10423 section-plus-offset dynamic table entries.
10424 (Output_data_dynamic::Classification): Likewise.
10425 (Output_data_dynamic::classification_): Renamed offset_.
10426 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10427 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10428 (Target_x86_64::make_plt_section): New function.
10429 (Target_x86_64::reserve_tlsdesc_entries): New function.
10430 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10431 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10432 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10433 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10434 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10435 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10436 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10437 add extra PLT entry for TLS descriptors.
10438 (Output_data_plt_x86_64::got_): New field.
10439 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10440 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10442 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10444 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10445 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10446 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10447 R_386_TLS_DESC_CALL relocations.
10448 (Target_x86_64::Scan::global): Likewise.
10449 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10450 for TLS descriptors.
10451 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10452 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10453 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10454 GD-to-IE relaxation.
10455 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10456 and TLS_DESCRIPTORS.
10457 * Makefile.in: Rebuild.
10458 * configure: Rebuild.
10459 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10460 (tls_test_shared2.so): New target.
10461 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10462 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10463 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10464 (tls_shared_gd_to_ie_test_LDADD): New variable.
10465 (tls_shared_gnu2_gd_to_ie_test): New target.
10466 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10468 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10469 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10470 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10471 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10472 (tls_shared_gnu2_test): New target.
10473 (tls_test_gnu2_shared.so): New target.
10474 (tls_shared_gnu2_test_SOURCES): New variable.
10475 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10476 (tls_shared_gnu2_test_LDFLAGS): New variable.
10477 (tls_shared_gnu2_test_LDADD): New variable.
10478 * testsuite/Makefile.in: Rebuild.
10479 * testsuite/Makefile.
10481 2008-04-11 Ian Lance Taylor <iant@google.com>
10483 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10485 * testsuite/Makefile.in: Rebuild.
10487 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10489 * testsuite/script_test_2.cc (main): Adjust test.
10491 2008-04-11 David S. Miller <davem@davemloft.net>
10492 Ian Lance Taylor <iant@google.com>
10494 * options.h (General_options): Add entries for '-Y' and
10496 * options.cc (General_options:finalize): If -Y was used, add those
10497 entries to the library path instead of the default "/lib" and
10500 2008-04-11 David S. Miller <davem@davemloft.net>
10502 * testsuite/justsyms.t: Start at 0x100.
10503 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10504 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10506 * testsuite/script_test_2.cc: Adjust string and section length
10509 2008-04-09 Ian Lance Taylor <iant@google.com>
10512 * script-sections.cc (Sections_element::allocate_to_segment): Add
10514 (Output_section_definition::allocate_to_segment): Likewise.
10515 (Orphan_output_section::allocate_to_segment): Likewise.
10516 (Script_sections::attach_sections_using_phdrs_clause): Don't
10517 propagate non-PT_LOAD segments to orphan sections.
10518 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10519 readelf rather than objdump.
10520 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10521 .interp section and PT_INTERP segment are the same size.
10522 * testsuite/Makefile.in: Rebuild.
10524 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10525 aliases for symbols defined in the same object.
10526 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10527 (weak_alias_test_SOURCES): New variable.
10528 (weak_alias_test_DEPENDENCIES): New variable.
10529 (weak_alias_test_LDFLAGS): New variable.
10530 (weak_alias_test_LDADD): New variable.
10531 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10532 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10533 (weak_alias_test_3.o): New target.
10534 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10535 * testsuite/weak_alias_test_main.cc: New file.
10536 * testsuite/weak_alias_test_1.cc: New file.
10537 * testsuite/weak_alias_test_2.cc: New file.
10538 * testsuite/weak_alias_test_3.cc: New file.
10540 2008-04-08 Ian Lance Taylor <iant@google.com>
10542 * options.h (class General_options): Add --noinhibit-exec option.
10543 * main.cc (main): Check --noinhibit-exec.
10545 * options.h (class General_options): Define --wrap as a special
10546 option. Add wrap_symbols_ field.
10547 (General_options::any_wrap_symbols): New function.
10548 (General_options::is_wrap_symbol): New function.
10549 * options.cc (General_options::parse_wrap): New function.
10550 (General_options::General_options): Initialize wrap_symbols_.
10551 * symtab.cc (Symbol_table::wrap_symbol): New function.
10552 (Symbol_table::add_from_object): Handle --wrap.
10553 * symtab.h (class Symbol_table): Declare wrap_symbol.
10554 * target.h (Target::wrap_char): New function.
10555 (Target::Target_info): Add wrap_char field.
10556 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10557 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10558 * testsuite/testfile.cc (Target_test::test_target_info):
10561 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10564 * layout.h (class Layout): Add added_eh_frame_data_ field.
10565 * layout.cc (Layout::Layout): Initialize new field.
10566 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10567 output section until we find a section we merged successfully.
10568 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10569 that the size be non-zero.
10571 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10574 2008-04-08 Craig Silverstein <csilvers@google.com>
10576 * configure.ac: Export new conditional variable HAVE_ZLIB.
10577 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10579 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10580 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10582 2008-04-07 Ian Lance Taylor <iant@google.com>
10584 * version.cc (version_string): Set to "1.5".
10586 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10587 Add issued_non_pic_error_ field. Declare check_non_pic.
10588 (Target_x86_64::Scan::check_non_pic): New function.
10589 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10590 (Target_x86_64::Scan::global): Likewise.
10592 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10593 addend parameter. Change caller. Handle merge sections.
10594 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10595 Address to Addend. Don't add in the result of
10596 local_section_offset, pass down the addend and use the returned
10598 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10599 Update declarations of local_section_offset and symbol_value.
10600 * testsuite/two_file_test_1.cc (t18): New function.
10601 * testsuite/two_file_test_2.cc (f18): New function.
10602 * testsuite/two_file_test_main.cc (main): Call t18.
10603 * testsuite/two_file_test.h (t18, f18): Declare.
10605 * configure.ac: Don't test for objdump, c++filt, or readelf.
10606 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10608 (TEST_READELF): New variable.
10609 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10610 (check_PROGRAMS): Add two_file_strip_test.
10611 (two_file_strip_test): New target.
10612 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10613 (two_file_same_shared_strip_test_SOURCES): New variable.
10614 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10615 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10616 (two_file_same_shared_strip_test_LDADD): New variable.
10617 (two_file_shared_strip.so): New target.
10618 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10619 (ver_test_5.syms, ver_test_7.syms): Likewise.
10620 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10621 (strip_test_3.stdout): Use TEST_OBJDUMP.
10622 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10624 2008-04-04 Cary Coutant <ccoutant@google.com>
10626 * symtab.h (Symbol::is_weak_undefined): New function.
10627 (Symbol::is_strong_undefined): New function.
10628 (Symbol::is_absolute): New function.
10629 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10630 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10632 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10633 (weak_undef_test): New target.
10634 * testsuite/Makefile.in: Rebuild.
10635 * testsuite/weak_undef_file1.cc: New file.
10636 * testsuite/weak_undef_file2.cc: New file.
10637 * testsuite/weak_undef_test.cc: New file.
10639 2008-04-03 Craig Silverstein <csilvers@google.com>
10641 * compressed_output.h (class Output_compressed_section): Use
10643 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10645 (zlib_compressed_suffix): Removed.
10646 (Output_compressed_section::set_final_data_size): Use unsigned
10648 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10649 Fix linker invocation.
10650 (flagstest_o_specialfile_and_compress_debug_sections):
10652 * testsuite/Makefile.in: Regenerated.
10654 2008-04-02 David S. Miller <davem@davemloft.net>
10656 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10657 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10659 2008-04-02 Craig Silverstein <csilvers@google.com>
10663 2008-04-02 Ian Lance Taylor <iant@google.com>
10665 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10666 parameters. Update for new key type to views_. Change all
10668 (File_read::read): Adjust for byteshift in returned view.
10669 (File_read::add_view): New function, broken out of
10670 find_and_make_view.
10671 (File_read::make_view): New function, broken out of
10672 find_and_make_view.
10673 (File_read::find_or_make_view): Add offset and aligned
10674 parameters. Rewrite accordingly. Change all callers.
10675 (File_read::get_view): Add offset and aligned parameters. Adjust
10676 for byteshift in return value.
10677 (File_read::get_lasting_view): Likewise.
10678 * fileread.h (class File_read): Update declarations.
10679 (class File_read::View): Add byteshift_ field. Add byteshift to
10680 constructor. Add byteshift method.
10681 * archive.h (Archive::clear_uncached_views): New function.
10682 (Archive::get_view): Add aligned parameter. Change all callers.
10683 * object.h (Object::get_view): Add aligned parameter. Change all
10685 (Object::get_lasting_view): Likewise.
10687 * fileread.cc (File_read::release): Don't call clear_views if
10688 there are multiple objects.
10689 * fileread.h (File_read::clear_uncached_views): New function.
10690 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10693 2008-03-31 Cary Coutant <ccoutant@google.com>
10695 Add thin archive support.
10696 * archive.cc (Archive::armagt): New const.
10697 (Archive::setup): Remove task parameter and calls to unlock.
10698 (Archive::unlock_nested_archives): New function.
10699 (Archive::read_header): Add nested_off parameter. Change
10701 (Archive::interpret_header): Likewise.
10702 (Archive::include_all_members): Change to handle thin
10704 (Archive::include_member): Likewise.
10705 * archive.h (Archive::Archive): Add new parameters and
10707 (Archive::armagt): New const.
10708 (Archive::setup): Remove task parameter.
10709 (Archive::unlock_nested_archives): New function.
10710 (Archive::read_header): Add nested_off parameter.
10711 (Archive::interpret_header): Likewise.
10712 (Archive::Nested_archive_table): New typedef.
10713 (Archive::is_thin_archive_): New field.
10714 (Archive::nested_archives_): New field.
10715 (Archive::options_): New field.
10716 (Archive::dirpath_): New field.
10717 (Archive::task_): New field.
10718 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10719 for thin archives. Pass additional parameters to
10720 Archive::Archive. Unlock the archive file after calling
10723 2008-03-29 Ian Lance Taylor <iant@google.com>
10725 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10726 version symbol to be local.
10727 * testsuite/ver_test_4.sh: New file.
10728 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10729 (check_DATA): Add ver_test_4.syms.
10730 (ver_test_4.syms): New target.
10731 * testsuite/Makefile.in: Rebuild.
10734 (Output_section::Input_section_sort_entry::has_priority): New
10736 (Output_section::Input_section_sort_entry::match_file_name): New
10738 (Output_section::Input_section_sort_entry::match_section_name):
10740 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10742 (Output_section::Input_section_sort_entry::match_section_file):
10744 (Output_section::Input_section_sort_compare::operator()): Rewrite
10745 using new Input_section_sort_entry functions. Sort crtbegin and
10746 crtend first. Sort sections with no priority before sections with
10748 * testsuite/initpri1.c (d3): Check j != 4.
10749 (cd5): New constructor/destructor function.
10750 (main): Check j != 2.
10752 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10753 new symbol when resolving, don't call set_is_default.
10754 * testsuite/ver_test_7.cc: New file.
10755 * testsuite/ver_test_7.sh: New file.
10756 * testsuite/Makefile.am (ver_test_7.so): New target.
10757 (ver_test_7.o): New target.
10758 (check_SCRIPTS): Add ver_test_7.sh.
10759 (check_DATA): Add ver_test_7.syms.
10760 (ver_test_7.syms): New target.
10762 2008-03-28 Ian Lance Taylor <iant@google.com>
10764 * layout.cc (Layout::layout): If we see an input section with a
10765 name that needs sorting, set the must_sort flag for the output
10767 (Layout::make_output_section): If the name of the output section
10768 indicates that it might require sorting, set the may_sort flag.
10769 * output.h (Output_section::may_sort_attached_input_sections): New
10771 (Output_section::set_may_sort_attached_input_sections): New
10773 (Output_section::must_sort_attached_input_sections): New
10775 (Output_section::set_must_sort_attached_input_sections): New
10777 (class Output_section): Declare Input_section_sort_entry. Define
10778 Input_section_sort_compare. Declare
10779 sort_attached_input_sections. Add new fields:
10780 may_sort_attached_input_sections_,
10781 must_sort_attached_input_sections_,
10782 attached_input_sections_are_sorted_.
10783 * output.cc (Output_section::Output_section): Initialize new
10785 (Output_section::add_input_section): Add an entry to
10786 input_sections_ if may_sort or must_sort are true.
10787 (Output_section::set_final_data_size): Call
10788 sort_attached_input_sections if necessary.
10789 (Output_section::Input_section_sort_entry): Define new class.
10790 (Output_section::Input_section_sort_compare::operator()): New
10792 (Output_section::sort_attached_input_sections): New function.
10793 * configure.ac: Check whether the compiler supports constructor
10794 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10795 * testsuite/initpri1.c: New file.
10796 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10797 CONSTRUCTOR_PRIORITY.
10798 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10799 (initpri1_LDFLAGS): New variable.
10800 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10802 2008-03-27 Ian Lance Taylor <iant@google.com>
10804 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10805 * testsuite/common_test_1.c: New file.
10806 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10807 (common_test_1_SOURCES): New variable.
10808 (common_test_1_DEPENDENCIES): New variable.
10809 (common_test_1_LDFLAGS): New variable.
10811 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10812 and commons_ correctly when NAME/VERSION does not override
10814 * testsuite/ver_test_6.c: New file.
10815 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10816 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10817 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10819 2008-03-26 Ian Lance Taylor <iant@google.com>
10821 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10822 of an undefined symbol from a version script.
10823 * testsuite/Makefile.am (ver_test_5.so): New target.
10824 (ver_test_5.o): New target.
10825 (check_SCRIPTS): Add ver_test_5.sh.
10826 (check_DATA): Add ver_test_5.syms.
10827 (ver_test_5.syms): New target.
10828 * testsuite/ver_test_5.cc: New file.
10829 * testsuite/ver_test_5.script: New file.
10830 * testsuite/ver_test_5.sh: New file.
10831 * Makefile.in, testsuite/Makefile.in: Rebuild.
10834 Fix problems building gold with gcc 4.3.0.
10835 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10836 (gold_error_at_location, gold_warning_at_location): Use it.
10837 * configure.ac: Check whether we can compile and use a template
10838 function with a printf attribute.
10839 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10840 when jumping over bytes.
10841 * object.cc: Instantiate Object::read_section_data.
10842 * debug.h: Include <cstring>
10843 * dwarf_reader.cc: Include <algorithm>
10844 * main.cc: Include <cstring>.
10845 * options.cc: Include <cstring>.
10846 * output.cc: Include <cstring>.
10847 * script.cc: Include <cstring>.
10848 * script.h: Include <string>.
10849 * symtab.cc: Include <cstring> and <algorithm>.
10850 * target-select.cc: Include <cstring>.
10851 * version.cc: Include <string>.
10852 * testsuite/testmain.cc: Include <cstdlib>.
10853 * configure, config.in: Rebuild.
10855 2008-03-25 Ian Lance Taylor <iant@google.com>
10857 * options.cc: Include "../bfd/bfdver.h".
10858 (options::help): Print bug reporting address.
10860 * version.cc (print_version): Adjust output for current value of
10861 BFD_VERSION_STRING.
10865 * options.cc (options::help): Print list of supported targets.
10866 * target-select.h: Include <vector>.
10867 (class Target_selector): Make machine_, size_, and is_big_endian_
10868 fields const. Add bfd_name_ and instantiated_target_ fields.
10869 (Target_selector::Target_selector): Add bfd_name parameter.
10870 (Target_selector::recognize): Make non-virtual, call
10872 (Target_selector::recognize_by_name): Make non-virtual, call
10873 do_recognize_by_name.
10874 (Target_selector::supported_names): New function.
10875 (Target_selector::bfd_name): New function.
10876 (Target_selector::do_instantiate_target): New pure virtual
10878 (Target_selector::do_recognize): New virtual function.
10879 (Target_selector::do_recognize_by_name): New virtual function.
10880 (Target_selector::instantiate_target): New private function.
10881 (supported_target_names): Declare.
10882 * target-select.cc (Target_selector::Target_selector): Update for
10883 new parameter and fields.
10884 (select_target_by_name): Check that the name matches before
10885 calling recognize_by_name.
10886 (supported_target_names): New function.
10887 * i386.cc (class Target_selector_i386): Update Target_selector
10888 constructor call. Remove recognize and recognize_by_name. Add
10889 do_instantiate_target.
10890 * x86_64.cc (class Target_selector_x86_64): Likewise.
10891 * testsuite/testfile.cc (class Target_selector_test): Update for
10892 changes to Target_selector.
10894 * README: Rewrite, with some notes on unsupported features.
10896 2008-03-24 Cary Coutant <ccoutant@google.com>
10898 * i386.cc (Target_i386::Got_type): New enum declaration.
10899 (Target_i386::Scan::local): Updated callers of Output_data_got
10901 (Target_i386::Scan::global): Likewise.
10902 (Target_i386::Relocate::relocate): Likewise.
10903 (Target_i386::Relocate::relocate_tls): Likewise.
10904 * object.h (Got_offset_list): New class.
10905 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10906 (Sized_relobj::local_got_offset): Likewise.
10907 (Sized_relobj::set_local_got_offset): Likewise.
10908 (Sized_relobj::local_has_tls_got_offset): Removed.
10909 (Sized_relobj::local_tls_got_offset): Removed.
10910 (Sized_relobj::set_local_tls_got_offset): Removed.
10911 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10912 * output.cc (Output_data_got::add_global): Added got_type parameter.
10913 (Output_data_got::add_global_with_rel): Likewise.
10914 (Output_data_got::add_global_with_rela): Likewise.
10915 (Output_data_got::add_global_pair_with_rel): New function.
10916 (Output_data_got::add_global_pair_with_rela): New function.
10917 (Output_data_got::add_local): Added got_type parameter.
10918 (Output_data_got::add_local_with_rel): Likewise.
10919 (Output_data_got::add_local_with_rela): Likewise.
10920 (Output_data_got::add_local_pair_with_rel): New function.
10921 (Output_data_got::add_local_pair_with_rela): New function.
10922 (Output_data_got::add_global_tls): Removed.
10923 (Output_data_got::add_global_tls_with_rel): Removed.
10924 (Output_data_got::add_global_tls_with_rela): Removed.
10925 (Output_data_got::add_local_tls): Removed.
10926 (Output_data_got::add_local_tls_with_rel): Removed.
10927 (Output_data_got::add_local_tls_with_rela): Removed.
10928 * output.h (Output_data_got::add_global): Added got_type parameter.
10929 (Output_data_got::add_global_with_rel): Likewise.
10930 (Output_data_got::add_global_with_rela): Likewise.
10931 (Output_data_got::add_global_pair_with_rel): New function.
10932 (Output_data_got::add_global_pair_with_rela): New function.
10933 (Output_data_got::add_local): Added got_type parameter.
10934 (Output_data_got::add_local_with_rel): Likewise.
10935 (Output_data_got::add_local_with_rela): Likewise.
10936 (Output_data_got::add_local_pair_with_rel): New function.
10937 (Output_data_got::add_local_pair_with_rela): New function.
10938 (Output_data_got::add_global_tls): Removed.
10939 (Output_data_got::add_global_tls_with_rel): Removed.
10940 (Output_data_got::add_global_tls_with_rela): Removed.
10941 (Output_data_got::add_local_tls): Removed.
10942 (Output_data_got::add_local_tls_with_rel): Removed.
10943 (Output_data_got::add_local_tls_with_rela): Removed.
10944 * resolve.cc (Symbol::override_base_with_special): Removed
10945 reference to has_got_offset_ field.
10946 * symtab.cc (Symbol::init_fields): Replaced initialization
10947 of got_offset_ with got_offsets_. Removed initialization
10949 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10950 (Symbol::got_offset): Likewise.
10951 (Symbol::set_got_offset): Likewise.
10952 (Symbol::has_tls_got_offset): Removed.
10953 (Symbol::tls_got_offset): Removed.
10954 (Symbol::set_tls_got_offset): Removed.
10955 (Symbol::got_offset_): Removed.
10956 (Symbol::tls_mod_got_offset_): Removed.
10957 (Symbol::tls_pair_got_offset_): Removed.
10958 (Symbol::got_offsets_): New field.
10959 (Symbol::has_got_offset): Removed.
10960 (Symbol::has_tls_mod_got_offset): Removed.
10961 (Symbol::has_tls_pair_got_offset): Removed.
10962 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10963 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10965 (Target_x86_64::Scan::global): Likewise.
10966 (Target_x86_64::Relocate::relocate): Likewise.
10967 (Target_x86_64::Relocate::relocate_tls): Likewise.
10969 2008-03-25 Ben Elliston <bje@au.ibm.com>
10971 * yyscript.y: Fix spelling error in comment.
10973 2008-03-24 Ian Lance Taylor <iant@google.com>
10975 * options.h (class General_options): Define build_id option.
10976 * layout.h (class Layout): Declare write_build_id, create_note,
10977 create_build_id. Add build_id_note_ member.
10978 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10979 "libiberty.h", "md5.h", "sha1.h".
10980 (Layout::Layout): Initialize eh_frame_data_,
10981 eh_frame_hdr_section_, and build_id_note_.
10982 (Layout::finalize): Call create_build_id.
10983 (Layout::create_note): New function, broken out of
10984 Layout::create_gold_note.
10985 (Layout::create_gold_note): Call create_note.
10986 (Layout::create_build_id): New function.
10987 (Layout::write_build_id): New function.
10988 (Close_task_runner::run): Call write_build_id.
10990 * x86_64.cc: Correct license to GPLv3.
10992 2008-03-23 Ian Lance Taylor <iant@google.com>
10994 * options.cc: Include "demangle.h".
10995 (parse_optional_string): New function.
10996 (parse_long_option): Handle takes_optional_argument.
10997 (parse_short_option): Update dash_z initializer. Handle
10998 takes_optional_argument.
10999 (General_options::General_options): Initialize do_demangle_.
11000 (General_options::finalize): Set do_demangle_. Handle demangling
11002 * options.h (parse_optional_string): Declare.
11003 (struct One_option): Add optional_arg field. Update constructor.
11004 Update call constructor calls. Add takes_optional_argument
11006 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11007 (DEFINE_optional_string): Define.
11008 (General_options::demangle): Change from DEFINE_bool to
11009 DEFINE_optional_string.
11010 (General_options::no_demangle): New function.
11011 (General_options::do_demangle): New function.
11012 (General_options::set_do_demangle): New function.
11013 (General_options::execstack_status_): Move definition to end of
11015 (General_options::static_): Likewise.
11016 (General_options::do_demangle_): New field.
11017 * object.cc (big_endian>::get_symbol_location_info): Call
11018 Options::do_demangle, not Options::demangle.
11019 * symtab.cc (demangle): Likewise.
11021 2008-03-22 Ian Lance Taylor <iant@google.com>
11023 * gold.h: Include <cstddef> and <sys/types.h>
11024 * options.h: Include <cstring>.
11026 2008-03-21 Ian Lance Taylor <iant@google.com>
11028 * Added source code to GNU binutils.