1 2011-06-17 Ian Lance Taylor <iant@google.com>
4 * resolve.cc (Symbol_table::resolve): Don't give an error if a
5 symbol is redefined with the exact same object and value.
7 2011-06-17 Ian Lance Taylor <iant@google.com>
10 * layout.h (class Layout): Add interp_segment_ field.
11 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
12 (Layout::attach_allocated_section_to_segment): If making shared
13 library, put .interp section in PT_INTERP segment.
14 (Layout::finalize): Also call create_interp if -dynamic-linker
16 (Layout::create_interp): Assert that there is no PT_INTERP
17 segment. If not using a SECTIONS clause, use make_output_section.
18 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
20 (Script_sections::create_note_and_tls_segments): If making shared
21 library, put .interp section in PT_INTERP segment.
23 2011-06-17 Ian Lance Taylor <iant@google.com>
25 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
26 when making a shared library.
28 2011-06-17 Ian Lance Taylor <iant@google.com>
30 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
31 parameter. Change all callers. Don't issue warning about PC32
32 against locally defined symbol.
34 2011-06-16 Ian Lance Taylor <iant@google.com>
36 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
37 occurs in same object.
39 2011-06-14 Alan Modra <amodra@gmail.com>
41 * po/POTFILES.in: Regenerate.
43 2011-06-09 Ian Lance Taylor <iant@google.com>
46 (Orphan_output_section::set_section_addresses): For a relocatable
47 link set address to 0.
49 2011-06-09 Cary Coutant <ccoutant@google.com>
52 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
53 used with --compress-debug-sections.
54 * gold/object.cc (Sized_relobj_file::do_layout): Report
55 uncompressed size of compressed input sections.
57 2011-06-08 Cary Coutant <ccoutant@google.com>
60 * testsuite/two_file_test_2_v1.cc: Change initialization of
61 v2 to keep it in .data.
63 2011-06-07 Cary Coutant <ccoutant@google.com>
65 * common.cc (Symbol_table::do_allocate_commons_list): Call
67 * errors.cc (Errors::fatal): Adjust call to gold_exit.
68 (Errors::fallback): New function.
69 (gold_fallback): New function.
70 * errors.h (Errors::fallback): New function.
71 * gold.cc (gold_exit): Change status parameter to enum; adjust
73 (queue_initial_tasks): Call gold_fallback.
74 * gold.h: Include cstdlib.
75 (Exit_status): New enum type.
76 (gold_exit): Change status parameter to enum.
77 (gold_fallback): New function.
78 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
79 (Layout::create_symtab_sections): Likewise.
80 (Layout::create_shdrs): Likewise.
81 * main.cc (main): Adjust call to gold_exit.
82 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
83 (Output_data_got::add_got_entry_pair): Likewise.
84 (Output_section::add_input_section): Likewise.
85 (Output_section::add_output_section_data): Likewise.
86 (Output_segment::set_section_list_addresses): Likewise.
87 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
89 2011-06-07 Cary Coutant <ccoutant@google.com>
91 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
92 for incremental links.
93 * output.cc (Output_segment::set_section_list_addresses): Remove
94 FIXME and test for TLS or BSS.
96 2011-06-07 Cary Coutant <ccoutant@google.com>
98 * testsuite/Makefile.am: Add incremental_copy_test,
99 incremental_common_test_1.
100 * testsuite/Makefile.in: Regenerate.
101 * testsuite/common_test_1_v1.c: New source file.
102 * testsuite/common_test_1_v2.c: New source file.
103 * testsuite/copy_test_v1.cc: New source file.
105 2011-06-07 Cary Coutant <ccoutant@google.com>
107 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
108 update, allocate common from bss section's free list.
109 * incremental-dump.cc (dump_incremental_inputs): Print flag for
110 linker-defined symbols.
111 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
112 Skip GOT and PLT entries that are no longer referenced.
113 (Output_section_incremental_inputs::write_info_blocks): Mark
114 linker-defined symbols.
115 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
116 * output.cc (Output_section::allocate): New function.
117 * output.h (Output_section::allocate): New function.
118 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
119 linker-defined symbols.
120 (Symbol::override_base_with_special): Copy is_predefined_ flag.
121 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
122 (Symbol::init_base_output_data): Likewise.
123 (Symbol::init_base_output_segment): Likewise.
124 (Symbol::init_base_constant): Likewise.
125 (Sized_symbol::init_output_data): Likewise.
126 (Sized_symbol::init_output_segment): Likewise.
127 (Sized_symbol::init_constant): Likewise.
128 (Symbol_table::do_define_in_output_data): Likewise.
129 (Symbol_table::do_define_in_output_segment): Likewise.
130 (Symbol_table::do_define_as_constant): Likewise.
131 * symtab.h (Symbol::is_predefined): New function.
132 (Symbol::init_base_output_data): Add is_predefined parameter.
133 (Symbol::init_base_output_segment): Likewise.
134 (Symbol::init_base_constant): Likewise.
135 (Symbol::is_predefined_): New data member.
136 (Sized_symbol::init_output_data): Add is_predefined parameter.
137 (Sized_symbol::init_output_segment): Likewise.
138 (Sized_symbol::init_constant): Likewise.
139 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
141 2011-06-07 Cary Coutant <ccoutant@google.com>
143 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
144 instead of emit_copy_reloc.
145 (Copy_relocs::emit_copy_reloc): Refactor.
146 (Copy_relocs::make_copy_reloc): New function.
147 (Copy_relocs::add_copy_reloc): Remove.
148 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
150 (Copy_relocs::make_copy_reloc): New function.
151 (Copy_relocs::add_copy_reloc): Remove.
152 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
153 unchanged input files.
154 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
155 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
156 Reserve BSS space for COPY relocations.
157 (Sized_incremental_binary::do_emit_copy_relocs): New function.
158 (Output_section_incremental_inputs::write_info_blocks): Record
159 whether a symbol is copied from a shared object.
160 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
161 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
162 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
163 (Incremental_input_entry_reader::get_output_symbol_index): Add
165 (Incremental_binary::emit_copy_relocs): New function.
166 (Incremental_binary::do_emit_copy_relocs): New function.
167 (Sized_incremental_binary::Sized_incremental_binary): Initialize
169 (Sized_incremental_binary::add_copy_reloc): New function.
170 (Sized_incremental_binary::do_emit_copy_relocs): New function.
171 (Sized_incremental_binary::Copy_reloc): New struct.
172 (Sized_incremental_binary::Copy_relocs): New typedef.
173 (Sized_incremental_binary::copy_relocs_): New data member.
174 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
175 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
176 * target.h (Sized_target::emit_copy_reloc): New function.
177 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
179 2011-06-02 Cary Coutant <ccoutant@google.com>
182 * gold/archive.cc (Archive::Archive): Initialize new data member.
183 (Archive::include_all_members): Return if archive has already been
185 * gold/archive.h (Archive::include_all_members_): New data member.
187 2011-06-02 Nick Clifton <nickc@redhat.com>
189 * dynobj.h: Fix spelling mistake in comment.
190 * output.cc: Likewise.
192 2011-05-31 Doug Kwan <dougkwan@google.com>
196 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
197 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
198 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
199 redundant arm_exidx_test.so.
200 * testsuite/Makefile.in: Regenerate.
201 (check_SCRIPTS): Add pr12826.sh
202 (check_DATA): Add pr12826.stdout
203 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
204 * testsuite/pr12826.sh: New file.
205 * testsuite/pr12826_1.s: Ditto.
206 * testsuite/pr12826_1.s: Ditto.
208 2011-05-30 Ian Lance Taylor <iant@google.com>
210 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
213 2011-05-29 Ian Lance Taylor <iant@google.com>
216 * testsuite/Makefile.am: Use different file name for two_file_test
217 temporary file for each incremental test.
218 * testsuite/Makefile.in: Rebuild.
220 2011-05-29 Ian Lance Taylor <iant@google.com>
222 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
223 binary input file is empty.
225 2011-05-27 Ian Lance Taylor <iant@google.com>
227 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
228 (ver_test_9.so): Likewise.
229 * testsuite/Makefile.in: Rebuild.
231 2011-05-26 Cary Coutant <ccoutant@google.com>
233 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
234 * incremental.cc (Incremental_inputs::report_input_section): Fix
235 comment, indentation.
236 (Incremental_inputs::report_comdat_group): New function.
237 (Output_section_incremental_inputs::set_final_data_size): Adjust size
238 of data for incremental input file entry.
239 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
240 group count, COMDAT group signatures.
241 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
242 an unchanged input file.
243 * incremental.h (Incremental_object_entry::Incremental_object_entry):
244 Initialize new data member.
245 (Incremental_object_entry::add_comdat_group): New function.
246 (Incremental_object_entry::get_comdat_group_count): New function.
247 (Incremental_object_entry::get_comdat_signature_key): New function.
248 (Incremental_object_entry::groups_): New data member.
249 (Incremental_inputs::report_comdat_group): New function.
250 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
251 data for incremental input file entry.
252 (Incremental_input_entry_reader::get_comdat_group_count): New function.
253 (Incremental_input_entry_reader::get_input_section): Adjust size of
254 data for incremental input file entry.
255 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
256 (Incremental_input_entry_reader::get_comdat_group_signature): New
258 * object.cc (Sized_relobj::include_section_group): Report kept
259 COMDAT groups for incremental links.
261 2011-05-24 David Meyer <pdox@google.com>
263 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
264 with name parameter. Add found_name parameter.
265 * fileread.cc (Input_file::find_file): Adjust code accordingly.
266 * dirsearch.h (class Dirsearch): Update declaration.
268 2011-05-24 Ian Lance Taylor <iant@google.com>
270 * archive.cc (Library_base::should_include_member): Pull in object
271 from archive if it defines the entry symbol.
272 * parameters.cc (Parameters::entry): New function.
273 * parameters.h (class Parameters): Declare entry.
274 * output.h (class Output_file_header): Remove entry_ field.
275 * output.cc (Output_file_header::Output_file_header): Remove entry
276 parameter. Change all callers.
277 (Output_file_header::entry): Use parameters->entry.
278 * gold.cc (queue_middle_tasks): Likewise.
279 * plugin.cc (Plugin_hook::run): Likewise.
281 2011-05-24 Cary Coutant <ccoutant@google.com>
283 * gold.cc (queue_initial_tasks): Pass incremental base filename
284 to Output_file::open_base_file; don't print error message.
285 * incremental-dump.cc (main): Adjust call to
286 Output_file::open_for_modification.
287 * incremental-dump.cc (main): Likewise.
288 * incremental.cc (Incremental_inputs::report_command_line):
289 Ignore --incremental-base option when comparing command lines.
290 Ignore parameter when given as separate argument.
291 * options.h (class General_options): Add --incremental-base.
292 * output.cc (Output_file::Output_file):
293 (Output_file::open_base_file): Add base_name and writable parameters;
294 read base file into new file; print error message here.
295 (Output_file::map_no_anonymous): Add writable parameter; adjust all
297 * output.h (Output_file::open_for_modification): Rename to...
298 (Output_file::open_base_file): ...this; add base_name and
299 writable parameters; adjust all callers.
300 (Output_file::map_no_anonymous): Add writable parameter; adjust all
302 * testsuite/Makefile.am (incremental_test_4): Test
304 * testsuite/Makefile.in: Regenerate.
306 2011-05-24 Cary Coutant <ccoutant@google.com>
308 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
310 * testsuite/Makefile.in: Regenerate.
311 * testsuite/two_file_test_1_v1.cc: New test source file.
312 * testsuite/two_file_test_1b_v1.cc: New test source file.
313 * testsuite/two_file_test_2_v1.cc: New test source file.
315 2011-05-24 Cary Coutant <ccoutant@google.com>
317 * dynobj.h (Dynobj::do_dynobj): New function.
318 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
319 flag and soname for shared objects.
320 * incremental.cc (Incremental_inputs::report_object): Make
321 either Incremental_object_entry or Incremental_dynobj_entry; add
322 soname to string table.
323 (Incremental_inputs::report_input_section): Add assertion.
324 (Output_section_incremental_inputs::set_final_data_size): Adjust
325 type of input file entry for shared libraries; adjust size of
326 shared library info entry.
327 (Output_section_incremental_inputs::write_input_files): Write
328 as_needed flag for shared libraries.
329 (Output_section_incremental_inputs::write_info_blocks): Adjust type
330 of input file entry for shared libraries; write soname.
331 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
332 soname from incremental info.
333 * incremental.h (enum Incremental_input_flags): Add
334 INCREMENTAL_INPUT_AS_NEEDED.
335 (Incremental_input_entry::Incremental_input_entry): Initialize new
337 (Incremental_input_entry::set_as_needed): New function.
338 (Incremental_input_entry::as_needed): New function.
339 (Incremental_input_entry::do_dynobj_entry): New function.
340 (Incremental_input_entry::as_needed_): New data member.
341 (Incremental_object_entry::Incremental_object_entry): Don't check
343 (Incremental_object_entry::do_type): Likewise.
344 (class Incremental_dynobj_entry): New class.
345 (Incremental_input_entry_reader::as_needed): New function.
346 (Incremental_input_entry_reader::get_soname): New function.
347 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
348 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
349 size of shared library info entry.
350 * layout.cc (Layout::finish_dynamic_section): Don't test for
351 incremental link when adding DT_NEEDED entries.
352 * object.h (Object::Object): Initialize new data member.
353 (Object::dynobj): New function.
354 (Object::set_as_needed): New function.
355 (Object::as_needed): New function.
356 (Object::do_dynobj): New function.
357 (Object::as_needed_): New data member.
359 2011-05-24 Cary Coutant <ccoutant@google.com>
361 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
362 info; adjust display of GOT entries.
363 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
364 vector of input objects; remove file_status_.
365 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
366 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
367 got_plt reader; call target hooks to reserve GOT entries.
368 (Output_section_incremental_inputs::set_final_data_size): Adjust size
369 of input file info header and GOT info entry.
370 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
372 (Got_plt_view_info::got_descriptor): Remove.
373 (Got_plt_view_info::sym_index): New data member.
374 (Got_plt_view_info::input_index): New data member.
375 (Local_got_offset_visitor::visit): Write input file index.
376 (Global_got_offset_visitor::visit): Write 0 for input file index.
377 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
378 with sym_index and input_index.
379 (Output_section_incremental_inputs::write_got_plt): Adjust size of
380 incremental info GOT entry; replace got_descriptor with input_index.
381 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
382 map from input file index to object.
383 (Sized_relobj_incr::do_layout): Replace direct data member reference
384 with accessor function.
385 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
386 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
387 Adjust size of input file info header.
388 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
389 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
390 (Incremental_input_entry_reader::get_input_section): Adjust size of
391 input file info header.
392 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
393 of incremental info GOT entry.
394 (Incremental_got_plt_reader::get_got_desc): Remove.
395 (Incremental_got_plt_reader::get_got_symndx): New function.
396 (Incremental_got_plt_reader::get_got_input_index): New function.
397 (Sized_incremental_binary::Sized_incremental_binary): Remove
398 file_status_; add input_objects_.
399 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
400 (Sized_incremental_binary::set_file_is_unchanged): Remove.
401 (Sized_incremental_binary::file_is_unchanged): Remove.
402 (Sized_incremental_binary::set_input_object): New function.
403 (Sized_incremental_binary::input_object): New function.
404 (Sized_incremental_binary::file_status_): Remove.
405 (Sized_incremental_binary::input_objects_): New data member.
406 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
408 (Sized_relobj_incr::invalid_address): Move to base class.
409 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
411 (Sized_relobj_incr::do_output_section_offset): Likewise.
412 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
413 (Sized_relobj_incr::section_offsets_): Likewise.
414 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
416 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
417 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
418 with accessor function.
419 (Sized_relobj_file::do_layout): Likewise.
420 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
421 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
422 (Sized_relobj_file::compute_final_local_value): Replace refs to
423 section_offsets_ with accessor function.
424 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
425 * object.h (Relobj::Relobj): Initialize new data members.
426 (Relobj::add_dyn_reloc): New function.
427 (Relobj::first_dyn_reloc): New function.
428 (Relobj::dyn_reloc_count): New function.
429 (Relobj::first_dyn_reloc_): New data member.
430 (Relobj::dyn_reloc_count_): New data member.
431 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
433 (Sized_relobj::Address): New typedef.
434 (Sized_relobj::invalid_address): Move here from child class.
435 (Sized_relobj::Sized_relobj): Initialize new data members.
436 (Sized_relobj::sized_relobj): New function.
437 (Sized_relobj::is_output_section_offset_invalid): Move here from
439 (Sized_relobj::get_output_section_offset): Likewise.
440 (Sized_relobj::local_has_got_offset): Likewise.
441 (Sized_relobj::local_got_offset): Likewise.
442 (Sized_relobj::set_local_got_offset): Likewise.
443 (Sized_relobj::do_for_all_local_got_entries): Likewise.
444 (Sized_relobj::clear_got_offsets): New function.
445 (Sized_relobj::section_offsets): Move here from child class.
446 (Sized_relobj::do_output_section_offset): Likewise.
447 (Sized_relobj::do_set_section_offset): Likewise.
448 (Sized_relobj::Local_got_offsets): Likewise.
449 (Sized_relobj::local_got_offsets_): Likewise.
450 (Sized_relobj::section_offsets_): Likewise.
451 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
453 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
455 (Sized_relobj_file::sized_relobj): New function
456 (Sized_relobj_file::local_has_got_offset): Move to base class.
457 (Sized_relobj_file::local_got_offset): Likewise.
458 (Sized_relobj_file::set_local_got_offset): Likewise.
459 (Sized_relobj_file::get_output_section_offset): Likewise.
460 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
461 (Sized_relobj_file::do_output_section_offset): Likewise.
462 (Sized_relobj_file::do_set_section_offset): Likewise.
463 (Sized_relobj_file::Local_got_offsets): Likewise.
464 (Sized_relobj_file::local_got_offsets_): Likewise.
465 (Sized_relobj_file::section_offsets_): Likewise.
466 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
468 (set_needs_dynsym_index): Convert relobj to derived class pointer.
469 (Output_reloc::get_symbol_index): Likewise.
470 (Output_reloc::local_section_offset): Likewise.
471 (Output_reloc::get_address): Likewise.
472 (Output_reloc::symbol_value): Likewise.
473 (Output_data_got::reserve_slot): Move to class definition.
474 (Output_data_got::reserve_local): New function.
475 (Output_data_got::reserve_slot_for_global): Remove.
476 (Output_data_got::reserve_global): New function.
477 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
478 (all constructors, two instantiations).
479 (Output_reloc::get_relobj): New function (two instantiations).
480 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
481 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
482 (Output_data_reloc::add_global): Adjust type of relobj.
483 (Output_data_reloc::add_global_relative): Likewise.
484 (Output_data_reloc::add_symbolless_global_addend): Likewise.
485 (Output_data_reloc::add_local): Likewise.
486 (Output_data_reloc::add_local_relative): Likewise.
487 (Output_data_reloc::add_symbolless_local_addend): Likewise.
488 (Output_data_reloc::add_local_section): Likewise.
489 (Output_data_reloc::add_output_section): Likewise.
490 (Output_data_reloc::add_absolute): Likewise.
491 (Output_data_reloc::add_target_specific): Likewise.
492 (Output_data_got::reserve_slot): Move definition here.
493 (Output_data_got::reserve_local): New function.
494 (Output_data_got::reserve_global): New function.
495 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
496 section_offsets_ with accessor function.
497 (Sized_relobj_file::write_sections): Likewise.
498 (Sized_relobj_file::do_relocate_sections): Likewise.
499 * target.h (Sized_target::reserve_local_got_entry): New function.
500 (Sized_target::reserve_global_got_entry): New function.
501 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
502 (Target_x86_64::reserve_global_got_entry): New function.
503 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
505 2011-05-23 Cary Coutant <ccoutant@google.com>
507 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
508 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
509 bit when checking got_type.
510 * incremental.cc (Sized_incremental_binary::setup_readers):
511 Store symbol table and string table locations; initialize bit vector
512 of file status flags.
513 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
515 (Sized_incremental_binary::do_process_got_plt): New function.
516 (Sized_incremental_binary::get_symtab_view): Use stored locations.
517 (Output_section_incremental_inputs::set_final_data_size): Record
518 file index for each input file.
519 (Output_section_incremental_inputs::write_got_plt): Store file index
520 instead of input entry offset for each GOT entry.
522 (Incremental_input_entry::Incremental_input_entry): Initialize new
524 (Incremental_input_entry::set_offset): Store file index.
525 (Incremental_input_entry::get_file_index): New function.
526 (Incremental_input_entry::file_index_): New data member.
527 (Incremental_binary::process_got_plt): New function.
528 (Incremental_binary::do_process_got_plt): New function.
529 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
531 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
532 (Sized_incremental_binary::set_file_is_unchanged): New function.
533 (Sized_incremental_binary::file_is_unchanged): New function.
534 (Sized_incremental_binary::do_process_got_plt): New function.
535 (Sized_incremental_binary::file_status_): New data member.
536 (Sized_incremental_binary::main_symtab_loc_): New data member.
537 (Sized_incremental_binary::main_strtab_loc_): New data member.
538 * output.cc (Output_data_got::Got_entry::write): Add case
540 (Output_data_got::add_global): Call add_got_entry.
541 (Output_data_got::add_global_plt): Likewise.
542 (Output_data_got::add_global_with_rel): Likewise.
543 (Output_data_got::add_global_with_rela): Likewise.
544 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
545 (Output_data_got::add_global_pair_with_rela): Likewise.
546 (Output_data_got::add_local): Call add_got_entry.
547 (Output_data_got::add_local_plt): Likewise.
548 (Output_data_got::add_local_with_rel): Likewise.
549 (Output_data_got::add_local_with_rela): Likewise.
550 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
551 (Output_data_got::add_local_pair_with_rela): Likewise.
552 (Output_data_got::reserve_slot): New function.
553 (Output_data_got::reserve_slot_for_global): New function.
554 (Output_data_got::add_got_entry): New function.
555 (Output_data_got::add_got_entry_pair): New function.
556 (Output_section::add_output_section_data): Edit FIXME.
558 (Output_section_data_build::Output_section_data_build): New
559 constructor with size parameter.
560 (Output_data_space::Output_data_space): Likewise.
561 (Output_data_got::Output_data_got): Initialize new data member; new
562 constructor with size parameter.
563 (Output_data_got::add_constant): Call add_got_entry.
564 (Output_data_got::reserve_slot): New function.
565 (Output_data_got::reserve_slot_for_global): New function.
566 (class Output_data_got::Got_entry): Add RESERVED_CODE.
567 (Output_data_got::add_got_entry): New function.
568 (Output_data_got::add_got_entry_pair): New function.
569 (Output_data_got::free_list_): New data member.
570 * target.h (Sized_target::init_got_plt_for_update): New function.
571 (Sized_target::register_global_plt_entry): New function.
572 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
573 Initialize new data member; call init; add constructor with PLT count.
574 (Output_data_plt_x86_64::init): New function.
575 (Output_data_plt_x86_64::add_relocation): New function.
576 (Output_data_plt_x86_64::reserve_slot): New function.
577 (Output_data_plt_x86_64::free_list_): New data member.
578 (Target_x86_64::init_got_plt_for_update): New function.
579 (Target_x86_64::register_global_plt_entry): New function.
580 (Output_data_plt_x86_64::add_entry): Allocate from free list for
582 (Output_data_plt_x86_64::add_relocation): New function.
583 * testsuite/object_unittest.cc (Object_test): Set default options.
585 2011-05-16 Ian Lance Taylor <iant@google.com>
587 * options.h (class General_options): Make -i a synonym for -r.
589 2011-05-16 Ian Lance Taylor <iant@google.com>
591 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
593 2011-05-10 Cary Coutant <ccoutant@google.com>
595 * object.cc (Sized_relobj::do_count_local_symbols): Check for
598 2011-05-06 Ian Lance Taylor <iant@google.com>
600 * layout.cc (Layout::layout): If the output section flags change,
603 2011-04-25 Cary Coutant <ccoutant@google.com>
605 * incremental-dump.cc (dump_incremental_inputs): Print local
606 symbol info for each input file.
608 (Output_section_incremental_inputs::set_final_data_size): Add local
609 symbol info to input file entries in incremental info.
610 (Output_section_incremental_inputs::write_info_blocks): Likewise.
611 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
612 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
613 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
615 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
616 (Sized_incr_relobj::do_relocate): Write the local symbols.
617 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
618 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
619 Adjust size of input file header.
620 (Incremental_inputs_reader::get_local_symbol_offset): New function.
621 (Incremental_inputs_reader::get_local_symbol_count): New function.
622 (Incremental_inputs_reader::get_input_section): Adjust size of input
624 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
625 (Sized_incr_relobj::This): New typedef.
626 (Sized_incr_relobj::sym_size): New const data member.
627 (Sized_incr_relobj::Local_symbol): New struct.
628 (Sized_incr_relobj::do_output_local_symbol_count): New function.
629 (Sized_incr_relobj::do_local_symbol_offset): New function.
630 (Sized_incr_relobj::local_symbol_count_): New data member.
631 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
632 (Sized_incr_relobj::local_symbol_index_): New data member.
633 (Sized_incr_relobj::local_symbol_offset_): New data member.
634 (Sized_incr_relobj::local_dynsym_offset_): New data member.
635 (Sized_incr_relobj::local_symbols_): New data member.
636 * object.h (Relobj::output_local_symbol_count): New function.
637 (Relobj::local_symbol_offset): New function.
638 (Relobj::do_output_local_symbol_count): New function.
639 (Relobj::do_local_symbol_offset): New function.
640 (Sized_relobj::do_output_local_symbol_count): New function.
641 (Sized_relobj::do_local_symbol_offset): New function.
643 2011-04-22 Vladimir Simonov <sv@sw.ru>
645 * descriptors.cc (set_close_on_exec): New function.
646 (Descriptors::open): Use set_close_on_exec.
647 * output.cc (S_ISLNK): Define if not defined.
649 2011-04-22 Cary Coutant <ccoutant@google.com>
651 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
653 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
654 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
655 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
657 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
658 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
659 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
661 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
663 (Incremental_binary::apply_incremental_relocs): New function.
664 (Incremental_binary::do_apply_incremental_relocs): New function.
665 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
667 (Sized_incremental_binary::add_global_symbol): New function.
668 (Sized_incremental_binary::global_symbol): New function.
669 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
670 (Sized_incremental_binary::symbol_map_): New data member.
671 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
672 * target.h (Sized_target::apply_relocation): New function.
673 * target-reloc.h (apply_relocation): New function.
674 * x86_64.cc (Target_x86_64::apply_relocation): New function.
676 2011-04-22 Doug Kwan <dougkwan@google.com>
678 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
679 flag of a SHT_ARM_EXIDX section.
680 * testsuite/Makefile.am (arm_exidx_test): New test rules.
681 * testsuite/Makefile.in: Regenerate.
682 * testsuite/arm_exidx_test.s: New file.
683 * testsuite/arm_exidx_test.sh: Same.
685 2011-04-20 Cary Coutant <ccoutant@google.com>
688 * archive.h (Incremental_archive_entry::Archive_member):
689 Initialize arg_serial_ (second constructor).
691 2011-04-17 Ian Lance Taylor <iant@google.com>
693 * object.cc (Relocate_info::location): Simplify location string.
694 * errors.cc (Errors::error_at_location): Don't print program
696 (Errors::warning_at_location): Likewise.
697 (Errors::undefined_symbol): Likewise.
698 * testsuite/debug_msg.sh: Update accordingly.
700 2011-04-14 Cary Coutant <ccoutant@google.com>
702 * gold/layout.cc (Layout::symtab_section_offset): New function.
703 * gold/layout.h (Layout::symtab_section_offset): New function.
704 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
706 2011-04-12 Ian Lance Taylor <iant@google.com>
708 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
710 * output.h (class Output_file): Add map_is_allocated_ field.
711 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
712 not available, provide stubs. If mremap is not available, #define
714 (MREMAP_MAYMOVE): Define if not defined.
715 (Output_file::Output_file): Initialize map_is_allocated_.
716 (Output_file::resize): Check map_is_allocated_.
717 (Output_file::map_anonymous): If mmap fails, use malloc.
718 (Output_file::unmap): Don't do anything for an anonymous map.
719 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
720 is not available, provide stubs.
721 (File_read::View::~View): Use free rather than delete[].
722 (File_read::make_view): Use malloc rather than new[]. If mmap
724 (File_read::find_or_make_view): Use malloc rather than new[].
725 * gold.h: Remove HAVE_REMAP code.
726 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
727 exists. Rename mremap to gold_mremap. If mmap is not available
729 * configure, config.in: Rebuild.
731 2011-04-11 Ian Lance Taylor <iant@google.com>
733 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
734 initialize local variable v.
736 2011-04-11 Cary Coutant <ccoutant@google.com>
738 * archive.cc (Archive::include_member): Adjust call to
740 (Add_archive_symbols::run): Track argument serial numbers.
741 (Lib_group::include_member): Likewise.
742 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
743 * archive.h (Incremental_archive_entry::Archive_member):
744 Initialize arg_serial_.
745 (Archive_member::arg_serial_): New data member.
746 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
747 (Sized_dynobj::do_add_symbols): Track symbols when doing an
749 (Sized_dynobj::do_for_all_local_got_entries): New function.
750 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
752 * fileread.cc (get_mtime): New function.
753 * fileread.h (get_mtime): New function.
754 * gold.cc (queue_initial_tasks): Check for incremental update.
755 (process_incremental_input): New function.
756 (queue_middle_tasks): Don't force valid target for incremental
758 * incremental-dump.cc (find_input_containing_global): Adjust
759 size of symbol info entry.
760 (dump_incremental_inputs): Dump argument serial number and
761 in_system_directory flag; bias shndx by 1; print symbol names
762 when dumping per-file symbol lists; use new symbol info readers.
764 (Output_section_incremental_inputs:update_data_size): New function.
765 (Sized_incremental_binary::setup_readers): Setup input readers
766 for each input file; build maps for files added from libraries
768 (Sized_incremental_binary::check_input_args): New function.
769 (Sized_incremental_binary::do_check_inputs): Build map of argument
770 serial numbers to input arguments.
771 (Sized_incremental_binary::do_file_has_changed): Rename
772 do_file_is_unchanged to this; compare file modification times.
773 (Sized_incremental_binary::do_init_layout): New function.
774 (Sized_incremental_binary::do_reserve_layout): New function.
775 (Sized_incremental_binary::do_get_input_reader): Remove.
776 (Sized_incremental_binary::get_symtab_view): New function.
777 (Incremental_checker::can_incrementally_link_output_file): Remove.
778 (Incremental_inputs::report_command_line): Exclude --debug options.
779 (Incremental_inputs::report_archive_begin): Add parameter; track
780 argument serial numbers; don't put input file entry for archive
781 before archive members.
782 (Incremental_inputs::report_archive_end): Put input file entry
783 for archive after archive members.
784 (Incremental_inputs::report_object): Add parameter; track argument
785 serial numbers and in_system_directory flag.
786 (Incremental_inputs::report_script): Add parameter; track argument
788 (Output_section_incremental_inputs::set_final_data_size): Adjust
789 size of symbol info entry; check for forwarding symbols.
790 (Output_section_incremental_inputs::write_input_files): Write
791 in_system_directory flag and argument serial number.
792 (Output_section_incremental_inputs::write_info_blocks): Map section
793 indices between incremental info and original input file; store
794 input section index for each symbol.
795 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
796 change operator() to visit().
797 (class Global_got_offset_visitor): Likewise.
798 (class Global_symbol_visitor_got_plt):
799 (Output_section_incremental_inputs::write_got_plt): Use new visitor
801 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
802 (Sized_incr_relobj::do_read_symbols): New function.
803 (Sized_incr_relobj::do_layout): New function.
804 (Sized_incr_relobj::do_layout_deferred_sections): New function.
805 (Sized_incr_relobj::do_add_symbols): New function.
806 (Sized_incr_relobj::do_should_include_member): New function.
807 (Sized_incr_relobj::do_for_all_global_symbols): New function.
808 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
809 (Sized_incr_relobj::do_section_size): New function.
810 (Sized_incr_relobj::do_section_name): New function.
811 (Sized_incr_relobj::do_section_contents): New function.
812 (Sized_incr_relobj::do_section_flags): New function.
813 (Sized_incr_relobj::do_section_entsize): New function.
814 (Sized_incr_relobj::do_section_address): New function.
815 (Sized_incr_relobj::do_section_type): New function.
816 (Sized_incr_relobj::do_section_link): New function.
817 (Sized_incr_relobj::do_section_info): New function.
818 (Sized_incr_relobj::do_section_addralign): New function.
819 (Sized_incr_relobj::do_initialize_xindex): New function.
820 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
821 (Sized_incr_relobj::do_read_relocs): New function.
822 (Sized_incr_relobj::do_gc_process_relocs): New function.
823 (Sized_incr_relobj::do_scan_relocs): New function.
824 (Sized_incr_relobj::do_count_local_symbols): New function.
825 (Sized_incr_relobj::do_finalize_local_symbols): New function.
826 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
827 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
828 (Sized_incr_relobj::do_relocate): New function.
829 (Sized_incr_relobj::do_set_section_offset): New function.
830 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
831 (Sized_incr_dynobj::do_read_symbols): New function.
832 (Sized_incr_dynobj::do_layout): New function.
833 (Sized_incr_dynobj::do_add_symbols): New function.
834 (Sized_incr_dynobj::do_should_include_member): New function.
835 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
836 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
837 (Sized_incr_dynobj::do_section_size): New function.
838 (Sized_incr_dynobj::do_section_name): New function.
839 (Sized_incr_dynobj::do_section_contents): New function.
840 (Sized_incr_dynobj::do_section_flags): New function.
841 (Sized_incr_dynobj::do_section_entsize): New function.
842 (Sized_incr_dynobj::do_section_address): New function.
843 (Sized_incr_dynobj::do_section_type): New function.
844 (Sized_incr_dynobj::do_section_link): New function.
845 (Sized_incr_dynobj::do_section_info): New function.
846 (Sized_incr_dynobj::do_section_addralign): New function.
847 (Sized_incr_dynobj::do_initialize_xindex): New function.
848 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
849 (make_sized_incremental_object): New function.
850 (Incremental_library::copy_unused_symbols): New function.
851 (Incremental_library::do_for_all_unused_symbols): New function.
852 * incremental.h (enum Incremental_input_flags): New type.
853 (class Incremental_checker): Remove.
854 (Incremental_input_entry::Incremental_input_entry): Add argument
856 (Incremental_input_entry::arg_serial): New function.
857 (Incremental_input_entry::set_is_in_system_directory): New function.
858 (Incremental_input_entry::is_in_system_directory): New function.
859 (Incremental_input_entry::arg_serial_): New data member.
860 (Incremental_input_entry::is_in_system_directory_): New data member.
861 (class Script_info): Move here from script.h.
862 (Script_info::Script_info): Add filename parameter.
863 (Script_info::filename): New function.
864 (Script_info::filename_): New data member.
865 (Incremental_script_entry::Incremental_script_entry): Add argument
867 (Incremental_object_entry::Incremental_object_entry): Likewise.
868 (Incremental_object_entry::add_input_section): Build list of input
869 sections with map to original shndx.
870 (Incremental_object_entry::get_input_section_index): New function.
871 (Incremental_object_entry::shndx_): New data member.
872 (Incremental_object_entry::name_key_): Rename; adjust all refs.
873 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
874 (Incremental_archive_entry::Incremental_archive_entry): Add argument
876 (Incremental_inputs::report_archive_begin): Likewise.
877 (Incremental_inputs::report_object): Likewise.
878 (Incremental_inputs::report_script): Likewise.
879 (class Incremental_global_symbol_reader): New class.
880 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
881 and store flags and input file type.
882 (Incremental_input_entry_reader::arg_serial): New function.
883 (Incremental_input_entry_reader::type): Extract type from flags.
884 (Incremental_input_entry_reader::is_in_system_directory): New function.
885 (Incremental_input_entry_reader::get_input_section_count): Call
886 accessor function for type.
887 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
888 function for type; adjust size of global symbol entry.
889 (Incremental_input_entry_reader::get_global_symbol_count): Call
890 accessor function for type.
891 (Incremental_input_entry_reader::get_object_count): Likewise.
892 (Incremental_input_entry_reader::get_object_offset): Likewise.
893 (Incremental_input_entry_reader::get_member_count): Likewise.
894 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
895 (Incremental_input_entry_reader::get_member_offset): Likewise.
896 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
897 (Incremental_input_entry_reader::Global_symbol_info): Remove.
898 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
899 (Incremental_input_entry_reader::get_global_symbol_reader): New
901 (Incremental_input_entry_reader::get_output_symbol_index): New
903 (Incremental_input_entry_reader::type_): Remove.
904 (Incremental_input_entry_reader::flags_): New data member.
905 (Incremental_inputs_reader::input_file_offset): New function.
906 (Incremental_inputs_reader::input_file_index): New function.
907 (Incremental_inputs_reader::input_file): Call input_file_offset.
908 (Incremental_inputs_reader::input_file_at_offset): New function.
909 (Incremental_relocs_reader::get_r_type): Reformat.
910 (Incremental_relocs_reader::get_r_shndx): Reformat.
911 (Incremental_relocs_reader::get_r_offset): Reformat.
912 (Incremental_relocs_reader::data): New function.
913 (Incremental_binary::Incremental_binary): Initialize new data members.
914 (Incremental_binary::check_inputs): Add cmdline parameter.
915 (Incremental_binary::file_is_unchanged): Remove.
916 (Input_reader::arg_serial): New function.
917 (Input_reader::get_unused_symbol_count): New function.
918 (Input_reader::get_unused_symbol): New function.
919 (Input_reader::do_arg_serial): New function.
920 (Input_reader::do_get_unused_symbol_count): New function.
921 (Input_reader::do_get_unused_symbol): New function.
922 (Incremental_binary::input_file_count): New function.
923 (Incremental_binary::get_input_reader): Change signature to use
924 index instead of filename.
925 (Incremental_binary::file_has_changed): New function.
926 (Incremental_binary::get_input_argument): New function.
927 (Incremental_binary::get_library): New function.
928 (Incremental_binary::get_script_info): New function.
929 (Incremental_binary::init_layout): New function.
930 (Incremental_binary::reserve_layout): New function.
931 (Incremental_binary::output_file): New function.
932 (Incremental_binary::do_check_inputs): New function.
933 (Incremental_binary::do_file_is_unchanged): Remove.
934 (Incremental_binary::do_file_has_changed): New function.
935 (Incremental_binary::do_init_layout): New function.
936 (Incremental_binary::do_reserve_layout): New function.
937 (Incremental_binary::do_input_file_count): New function.
938 (Incremental_binary::do_get_input_reader): Change signature.
939 (Incremental_binary::input_args_map_): New data member.
940 (Incremental_binary::library_map_): New data member.
941 (Incremental_binary::script_map_): New data member.
942 (Sized_incremental_binary::Sized_incremental_binary): Initialize
944 (Sized_incremental_binary::output_section): New function.
945 (Sized_incremental_binary::inputs_reader): Add const.
946 (Sized_incremental_binary::symtab_reader): Add const.
947 (Sized_incremental_binary::relocs_reader): Add const.
948 (Sized_incremental_binary::got_plt_reader): Add const.
949 (Sized_incremental_binary::get_symtab_view): New function.
950 (Sized_incremental_binary::Inputs_reader): New typedef.
951 (Sized_incremental_binary::Input_entry_reader): New typedef.
952 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
953 (Sized_incremental_binary::do_file_is_unchanged): Remove.
954 (Sized_incremental_binary::do_file_has_changed): New function.
955 (Sized_incremental_binary::do_init_layout): New function.
956 (Sized_incremental_binary::do_reserve_layout): New function.
957 (Sized_input_reader::Inputs_reader): Remove.
958 (Sized_input_reader::Input_entry_reader): Remove.
959 (Sized_input_reader::do_arg_serial): New function.
960 (Sized_input_reader::do_get_unused_symbol_count): New function.
961 (Sized_input_reader::do_get_unused_symbol): New function.
962 (Sized_incremental_binary::do_input_file_count): New function.
963 (Sized_incremental_binary::do_get_input_reader): Change signature;
964 use index instead of filename.
965 (Sized_incremental_binary::section_map_): New data member.
966 (Sized_incremental_binary::input_entry_readers_): New data member.
967 (class Sized_incr_relobj): New class.
968 (class Sized_incr_dynobj): New class.
969 (make_sized_incremental_object): New function.
970 (class Incremental_library): New class.
971 * layout.cc (Free_list::num_lists): New static data member.
972 (Free_list::num_nodes): New static data member.
973 (Free_list::num_removes): New static data member.
974 (Free_list::num_remove_visits): New static data member.
975 (Free_list::num_allocates): New static data member.
976 (Free_list::num_allocate_visits): New static data member.
977 (Free_list::init): New function.
978 (Free_list::remove): New function.
979 (Free_list::allocate): New function.
980 (Free_list::dump): New function.
981 (Free_list::print_stats): New function.
982 (Layout_task_runner::run): Resize output file for incremental updates.
983 (Layout::Layout): Initialize new data members.
984 (Layout::set_incremental_base): New function.
985 (Layout::init_fixed_output_section): New function.
986 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
988 (Layout::create_gold_note): Do not create gold note section for
990 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
991 for incremental updates.
992 (Layout::set_section_offsets): For incremental updates, allocate space
994 (Layout::create_symtab_sections): Layout with offsets relative to
995 start of section; for incremental updates, allocate space from free
997 (Layout::create_shdrs): For incremental updates, allocate space from
999 (Layout::finish_dynamic_section): For incremental updates, do not
1000 check --as-needed (fixed in subsequent patch).
1001 * layout.h (class Free_list): New class.
1002 (Layout::set_incremental_base): New function.
1003 (Layout::incremental_base): New function.
1004 (Layout::init_fixed_output_section): New function.
1005 (Layout::allocate): New function.
1006 (Layout::incremental_base_): New data member.
1007 (Layout::free_list_): New data member.
1008 * main.cc (main): Print Free_list statistics.
1009 * object.cc (Relobj::finalize_incremental_relocs): Add
1010 clear_counts parameter; clear counts only when clear_counts is set.
1011 (Sized_relobj::Sized_relobj): Initialize new base class.
1012 (Sized_relobj::do_layout): Don't report special sections.
1013 (Sized_relobj::do_for_all_local_got_entries): New function.
1014 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1015 symtab_off to all symbol table offsets.
1016 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1017 * object.h (class Got_offset_list): Move to top of file.
1018 (Object::Object): Allow case where input_file == NULL.
1019 (Object::~Object): Likewise.
1020 (Object::input_file): Assert that input_file != NULL.
1021 (Object::lock): Allow case where input_file == NULL.
1022 (Object::unlock): Likewise.
1023 (Object::is_locked): Likewise.
1024 (Object::token): Likewise.
1025 (Object::release): Likewise.
1026 (Object::is_incremental): New function.
1027 (Object::get_mtime): New function.
1028 (Object::for_all_local_got_entries): New function.
1029 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1030 (Object::set_is_in_system_directory): New function.
1031 (Object::is_in_system_directory): New function.
1032 (Object::do_is_incremental): New function.
1033 (Object::do_get_mtime): New function.
1034 (Object::do_for_all_local_got_entries): New function.
1035 (Object::is_in_system_directory_): New data member.
1036 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1037 (class Sized_relobj_base): New class.
1038 (class Sized_relobj): Derive from Sized_relobj_base.
1039 (class Sized_relobj::Symbols): Redeclare from base class.
1040 (class Sized_relobj::local_got_offset_list): Remove.
1041 (class Sized_relobj::Output_sections): Redeclare from base class.
1042 (class Sized_relobj::do_for_all_local_got_entries): New function.
1043 (class Sized_relobj::write_local_symbols): Add offset parameter.
1044 (class Sized_relobj::local_symbol_offset_): Update comment.
1045 (class Sized_relobj::local_dynsym_offset_): Update comment.
1046 * options.cc (Input_arguments::add_file): Remove const.
1047 * options.h (Input_file_argument::Input_file_argument):
1048 Initialize arg_serial_ (all constructors).
1049 (Input_file_argument::set_arg_serial): New function.
1050 (Input_file_argument::arg_serial): New function.
1051 (Input_file_argument::arg_serial_): New data member.
1052 (Input_arguments::Input_arguments): Initialize file_count_.
1053 (Input_arguments::add_file): Remove const.
1054 (Input_arguments::number_of_input_files): New function.
1055 (Input_arguments::file_count_): New data member.
1056 (Command_line::number_of_input_files): Call
1057 Input_arguments::number_of_input_files.
1058 * output.cc (Output_segment_headers::Output_segment_headers):
1060 (Output_section::Input_section::current_data_size): New function.
1061 (Output_section::Output_section): Initialize new data members.
1062 (Output_section::add_input_section): Don't do merge sections for
1063 an incremental link; allocate space from free list for an
1065 (Output_section::add_output_section_data): Allocate space from
1066 free list for an incremental update.
1067 (Output_section::update_data_size): New function.
1068 (Output_section::set_fixed_layout): New function.
1069 (Output_section::reserve): New function.
1070 (Output_segment::set_section_addresses): Remove const.
1071 (Output_segment::set_section_list_addresses): Remove const; allocate
1072 space from free list for an incremental update.
1073 (Output_segment::set_offset): Adjust size of RELRO segment for an
1075 * output.h (Output_data::current_data_size): Move here from
1077 (Output_data::pre_finalize_data_size): New function.
1078 (Output_data::update_data_size): New function.
1079 (Output_section_headers::update_data_size): new function.
1080 (Output_section_data_build::current_data_size): Move to Output_data.
1081 (Output_data_strtab::update_data_size): New function.
1082 (Output_section::current_data_size): Move to Output_data.
1083 (Output_section::set_fixed_layout): New function.
1084 (Output_section::has_fixed_layout): New function.
1085 (Output_section::reserve): New function.
1086 (Output_section::update_data_size): New function.
1087 (Output_section::has_fixed_layout_): New data member.
1088 (Output_section::free_list_): New data member.
1089 (Output_segment::set_section_addresses): Remove const.
1090 (Output_segment::set_section_list_addresses): Remove const.
1091 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1093 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1095 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1096 parameter when calling Add_symbols constructor; store argument
1097 serial number for members of a lib group.
1098 (Add_symbols::locks): Allow case where token == NULL.
1099 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1100 (Read_member::~Read_member): New function.
1101 (Read_member::is_runnable): New function.
1102 (Read_member::locks): New function.
1103 (Read_member::run): New function.
1104 (Check_script::~Check_script): New function.
1105 (Check_script::is_runnable): New function.
1106 (Check_script::locks): New function.
1107 (Check_script::run): New function.
1108 (Check_library::~Check_library): New function.
1109 (Check_library::is_runnable): New function.
1110 (Check_library::locks): New function.
1111 (Check_library::run): New function.
1112 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1113 (Add_symbols::library_): New data member.
1114 (class Read_member): New class.
1115 (class Check_script): New class.
1116 (class Check_library): New class.
1117 * reloc.cc (Read_relocs::is_runnable): Allow case where
1119 (Read_relocs::locks): Likewise.
1120 (Scan_relocs::locks): Likewise.
1121 (Relocate_task::locks): Likewise.
1122 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1124 (Sized_relobj::incremental_relocs_scan): Fix comment.
1125 (Sized_relobj::do_relocate): Pass output file offset to
1126 write_local_symbols.
1127 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1128 from class declaration.
1129 * script.cc (read_input_script): Allocate Script_info; pass
1130 argument serial number to report_script.
1131 * script.h (class Script_info): Move to incremental.h.
1132 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1133 * symtab.h (Symbol_table::add_from_incrobj): New function.
1134 (Symbol_table::set_file_offset): New function.
1136 2011-04-05 Cary Coutant <ccoutant@google.com>
1138 * incremental-dump.cc (dump_incremental_inputs): Change signature
1139 to take a Sized_incremental_binary; change caller. Use readers
1140 in Sized_incremental_binary.
1142 (Sized_incremental_binary::find_incremental_inputs_sections):
1143 Rename do_find_incremental_inputs_sections to this.
1144 (Sized_incremental_binary::setup_readers): New function.
1145 (Sized_incremental_binary::do_check_inputs): Check
1146 has_incremental_info_ flag; move setup code to setup_readers;
1148 (Sized_incremental_binary::do_file_is_unchanged): New function.
1149 (Sized_incremental_binary::do_get_input_reader): New function.
1150 * incremental.h (class Incremental_binary): Move to end of file.
1151 (Incremental_binary::file_is_unchanged): New function.
1152 (Incremental_binary::do_file_is_unchanged): New function.
1153 (Incremental_binary::Input_reader): New class.
1154 (Incremental_binary::get_input_reader): New function.
1155 (class Sized_incremental_binary): Move to end of file.
1156 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1157 input section reader classes.
1158 (Sized_incremental_binary::has_incremental_info): New function.
1159 (Sized_incremental_binary::inputs_reader): New function.
1160 (Sized_incremental_binary::symtab_reader): New function.
1161 (Sized_incremental_binary::relocs_reader): New function.
1162 (Sized_incremental_binary::got_plt_reader): New function.
1163 (Sized_incremental_binary::do_file_is_unchanged): New function.
1164 (Sized_incremental_binary::Sized_input_reader): New class.
1165 (Sized_incremental_binary::get_input_reader): New function.
1166 (Sized_incremental_binary::find_incremental_inputs_sections):
1167 Rename do_find_incremental_inputs_sections to this.
1168 (Sized_incremental_binary::setup_readers): New function.
1169 (Sized_incremental_binary::has_incremental_info_): New data member.
1170 (Sized_incremental_binary::inputs_reader_): New data member.
1171 (Sized_incremental_binary::symtab_reader_): New data member.
1172 (Sized_incremental_binary::relocs_reader_): New data member.
1173 (Sized_incremental_binary::got_plt_reader_): New data member.
1174 (Sized_incremental_binary::current_input_file_): New data member.
1176 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1179 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1182 2011-03-30 Cary Coutant <ccoutant@google.com>
1184 * archive.cc (Archive::include_member): Adjust call to report_object.
1185 (Add_archive_symbols::run): Add script_info to call to
1186 report_archive_begin.
1187 (Lib_group::include_member): Adjust call to report_object.
1188 (Add_lib_group_symbols::run): Adjust call to report_object.
1189 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1190 blocks. Add object count for script input files.
1191 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1192 script_info parameter; change all callers.
1193 (Incremental_inputs::report_object): Add script_info parameter;
1195 (Incremental_inputs::report_script): Store backpointer to
1196 incremental info entry.
1197 (Output_section_incremental_inputs::set_final_data_size): Record
1198 additional information for scripts.
1199 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1200 * incremental.h (Incremental_script_entry::add_object): New function.
1201 (Incremental_script_entry::get_object_count): New function.
1202 (Incremental_script_entry::get_object): New function.
1203 (Incremental_script_entry::objects_): New data member; adjust
1205 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1206 (Incremental_inputs::report_object): Add script_info parameter.
1207 (Incremental_inputs_reader::get_object_count): New function.
1208 (Incremental_inputs_reader::get_object_offset): New function.
1209 * options.cc (Input_arguments::add_file): Return reference to
1211 * options.h (Input_argument::set_script_info): New function.
1212 (Input_argument::script_info): New function.
1213 (Input_argument::script_info_): New data member; adjust all
1215 (Input_file_group::add_file): Return reference to new input argument.
1216 (Input_file_lib::add_file): Likewise.
1217 (Input_arguments::add_file): Likewise.
1218 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1219 * script.cc (Parser_closure::Parser_closure): Add script_info
1220 parameter; adjust all callers.
1221 (Parser_closure::script_info): New function.
1222 (Parser_closure::script_info_): New data member.
1223 (read_input_script): Report scripts earlier to incremental info.
1224 (script_add_file): Set script_info in Input_argument.
1225 (script_add_library): Likewise.
1226 * script.h (Script_options::Script_info): Rewrite class.
1228 2011-03-29 Cary Coutant <ccoutant@google.com>
1230 * archive.cc (Library_base::should_include_member): Move
1231 method here from class Archive.
1232 (Archive::Archive): Initialize base class.
1233 (Archive::should_include_member): Move to base class.
1234 (Archive::do_for_all_unused_symbols): New function.
1235 (Add_archive_symbols::run): Remove redundant access to
1237 (Lib_group::Lib_group): Initialize base class.
1238 (Lib_group::do_filename): New function.
1239 (Lib_group::include_member): Pass pointer to Lib_group to
1241 (Lib_group::do_for_all_unused_symbols): New function.
1242 (Add_lib_group_symbols::run): Report archive information for
1244 * archive.h (class Library_base): New base class.
1245 (class Archive): Derive from Library_base.
1246 (Archive::filename): Move to base class.
1247 (Archive::set_incremental_info): Likewise.
1248 (Archive::incremental_info): Likewise.
1249 (Archive::Should_include): Likewise.
1250 (Archive::should_include_member): Likewise.
1251 (Archive::Armap_entry): Remove.
1252 (Archive::Unused_symbol_iterator): Remove.
1253 (Archive::unused_symbols_begin): Remove.
1254 (Archive::unused_symbols_end): Remove.
1255 (Archive::do_filename): New function.
1256 (Archive::do_get_mtime): New function.
1257 (Archive::do_for_all_unused_symbols): New function.
1258 (Archive::task_): Move to base class.
1259 (Archive::incremental_info_): Likewise.
1260 (class Lib_group): Derive from Library_base.
1261 (Lib_group::do_filename): New function.
1262 (Lib_group::do_get_mtime): New function.
1263 (Lib_group::do_for_all_unused_symbols): New function.
1264 (Lib_group::task_): Move to base class.
1265 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1267 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1269 * incremental.cc (Incremental_inputs::report_archive_begin):
1270 Use Library_base; call library's get_mtime; add incremental inputs
1271 entry before members.
1272 (class Unused_symbol_visitor): New class.
1273 (Incremental_inputs::report_archive_end): Use Library_base; use
1274 visitor class to record unused symbols; don't add incremental inputs
1275 entry after members.
1276 (Incremental_inputs::report_object): Use Library_base.
1278 (Incremental_archive_entry::Incremental_archive_entry): Remove
1279 unused Archive parameter.
1280 (Incremental_inputs::report_archive_begin): Use Library_base.
1281 (Incremental_inputs::report_archive_end): Likewise.
1282 (Incremental_inputs::report_object): Likewise.
1283 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1285 * object.h (Object::for_all_global_symbols): New function.
1286 (Object::do_for_all_global_symbols): New function.
1287 (Sized_relobj::do_for_all_global_symbols): New function.
1288 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1290 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1293 2011-03-27 Ian Lance Taylor <iant@google.com>
1295 * archive.cc (Archive::interpret_header): Return -1 if something
1296 goes wrong. Change callers accordingly.
1298 2011-03-25 Cary Coutant <ccoutant@google.com>
1300 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1301 * testsuite/Makefile.in: Regenerate.
1303 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1305 * plugin.cc (get_view): New.
1306 (Plugin::load): Pass get_view to the plugin.
1307 (Plugin_manager::get_view): New.
1309 2011-03-21 Ian Lance Taylor <iant@google.com>
1311 * testsuite/final_layout.sh: Rewrite to not use dc.
1312 * testsuite/relro_test.sh: Fail if dc is not present.
1314 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1316 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1318 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1319 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1321 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1322 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1324 2011-03-14 Ian Lance Taylor <iant@google.com>
1326 * script-sections.cc (Sort_output_sections::script_compare):
1327 Rename from is_before, change return type.
1328 (Sort_output_sections::operator()): Adjust accordingly.
1330 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1333 * testsuite/odr_violation2.cc: Add comment to make all error line
1334 numbers double digits.
1335 * testsuite/debug_msg.sh: Adjust expected errors.
1337 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1339 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1340 but mark earlier ones as non-canonical
1341 (offset_to_iterator): Update search target and example
1342 (do_addr2line): Return extra lines in a vector*
1343 (format_file_lineno): Extract from do_addr2line
1344 (one_addr2line): Add vector* out-param
1345 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1346 when a lineno entry appeared last for its instruction
1347 (Dwarf_line_info): Add vector* out-param
1348 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1349 * symtab.cc (Odr_violation_compare): Include the lineno in the
1351 (linenos_from_loc): New. Combine the canonical line for an
1352 address with its other lines.
1353 (True_if_intersect): New. Helper functor to make
1354 std::set_intersection a query.
1355 (detect_odr_violations): Compare sets of lines instead of just
1356 one line for each function. This became less deterministic, but
1357 has fewer false positives.
1358 * symtab.h: Declarations.
1359 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1360 mix an optimized and non-optimized object in the same binary
1361 (odr_violation2.so): Same.
1362 * testsuite/Makefile.in: Regenerate from Makefile.am.
1363 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1364 * testsuite/debug_msg.sh: Update line numbers and add
1366 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1367 non-optimized context.
1368 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1369 isn't inlined, and use OdrDerived in an optimized context.
1370 * testsuite/odr_header1.h: Defines OdrDerived, where
1371 optimization will change the
1372 first-instruction-in-the-destructor's file and line number.
1373 * testsuite/odr_header2.h: Defines OdrBase.
1375 2011-03-09 Ian Lance Taylor <iant@google.com>
1377 * fileread.cc (File_read::clear_views): Don't delete the whole
1380 2011-03-08 Ian Lance Taylor <iant@google.com>
1383 * fileread.cc: #include <climits>.
1384 (GOLD_IOV_MAX): Define.
1385 (File_read::read_multiple): Limit number of entries by iov_max.
1386 * fileread.h (class File_read): Always set max_readv_entries to
1389 2011-03-07 Ian Lance Taylor <iant@google.com>
1392 * options.h (class General_options): Add -dy and -dn.
1394 2011-03-02 Cary Coutant <ccoutant@google.com>
1396 * testsuite/script_test_9.t: Add TLS segment.
1398 2011-03-02 Simon Baldwin <simonb@google.com>
1400 * configure.ac: Add check for gnu_indirect_function support in
1401 the toolchain building binutils.
1402 * configure: Rebuild.
1404 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1406 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1407 plugin only symbols.
1408 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1409 in plugin files as not needed in the symbol table.
1411 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1413 * output.cc (Output_section::add_input_section): Delay fill
1414 generation for section ordering.
1416 2011-02-09 Ian Lance Taylor <iant@google.com>
1419 * object.h (class Sized_relobj): Remove clear_local_symbols.
1420 * reloc.cc (Sized_relobj::do_relocate): Don't call
1421 clear_local_symbols.
1423 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1425 * plugin.cc (is_visible_from_outside): Return true for symbols
1428 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1430 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1433 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1435 * icf.h (is_section_foldable_candidate): Change type of parameter
1437 * icf.cc (Icf::find_identical_sections): Change type of local variable
1438 section_name to be std::string.
1439 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1441 2011-01-25 Ian Lance Taylor <iant@google.com>
1443 * script.cc (script_add_extern): Rewrite to use
1444 add_symbol_reference.
1446 2011-01-25 Doug Kwan <dougkwan@google.com>
1448 * icf.cc (get_section_contents): Always lock section's object.
1450 2011-01-24 Ian Lance Taylor <iant@google.com>
1452 * options.h (class General_options): Accept
1453 --no-detect-odr-violations.
1455 2011-01-24 Ian Lance Taylor <iant@google.com>
1457 * version.cc (version_string): Bump to 1.11.
1459 2011-01-24 Ian Lance Taylor <iant@google.com>
1461 * plugin.cc (class Plugin_rescan): Define new class.
1462 (Plugin_manager::claim_file): Set any_claimed_.
1463 (Plugin_manager::save_archive): New function.
1464 (Plugin_manager::save_input_group): New function.
1465 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1467 (Plugin_manager::new_undefined_symbol): New function.
1468 (Plugin_manager::rescan): New function.
1469 (Plugin_manager::rescannable_defines): New function.
1470 (Plugin_manager::add_input_file): Set any_added_.
1471 * plugin.h (class Plugin_manager): define new fields rescannable_,
1472 undefined_symbols_, any_claimed_, and any_added_. Declare
1473 Plugin_rescan as friend. Declare new functions.
1474 (Plugin_manager::Rescannable): Define type.
1475 (Plugin_manager::Rescannable_list): Define type.
1476 (Plugin_manager::Undefined_symbol_list): Define type.
1477 (Plugin_manager::Plugin_manager): Initialize new fields.
1478 * archive.cc (Archive::defines_symbol): New function.
1479 (Add_archive_symbols::run): Pass archive to plugins if any.
1480 * archive.h (class Archive): Declare defines_symbol.
1481 * readsyms.cc (Input_group::~Input_group): New function.
1482 (Finish_group::run): Pass input_group to plugins if any.
1483 * readsyms.h (class Input_group): Declare destructor.
1484 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1487 2011-01-10 Ian Lance Taylor <iant@google.com>
1489 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1491 (Layout::set_segment_offsets): Reset increase_relro before calling
1492 set_section_addresses a second time.
1494 2011-01-04 Cary Coutant <ccoutant@google.com>
1496 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1497 sections before NOBITS sections.
1499 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1501 * version.cc (print_version): Update copyright to 2011.
1503 2010-12-23 Cary Coutant <ccoutant@google.com>
1505 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1506 of OS to this->add. Add OD parameter to second form of the function.
1508 2010-12-20 Ian Lance Taylor <iant@google.com>
1510 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1511 second of two consecutive entries with same offset.
1513 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1515 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1516 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1517 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1518 to avoid unneeded links against $(LDADD).
1519 * testsuite/Makefile.in: Regenerate.
1521 2010-12-15 Ian Lance Taylor <iant@google.com>
1524 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1525 for R_X86_64_32 and R_X86_64_PC32.
1526 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1527 ver_matching_def_pic.o.
1528 (ver_matching_def_pic.o): New target.
1530 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1532 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1533 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1534 Move definition before File_read::View member definitions.
1535 (File_read::View::~View): Initialize and hold lock before
1536 updating current_mapped_bytes.
1538 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1540 * dwarf_reader.cc: Remove outdated comment.
1541 * gold-threads.cc: Fix typo in error message.
1542 * archive.cc: Fix typos in comments.
1543 * archive.h: Likewise.
1544 * arm-reloc-property.cc: Likewise.
1545 * arm-reloc-property.h: Likewise.
1546 * arm-reloc.def: Likewise.
1548 * attributes.h: Likewise.
1549 * cref.cc: Likewise.
1550 * ehframe.cc: Likewise.
1551 * fileread.h: Likewise.
1553 * i386.cc: Likewise.
1555 * incremental.h: Likewise.
1556 * int_encoding.cc: Likewise.
1557 * layout.h: Likewise.
1558 * main.cc: Likewise.
1559 * merge.h: Likewise.
1560 * object.cc: Likewise.
1561 * object.h: Likewise.
1562 * options.cc: Likewise.
1563 * readsyms.cc: Likewise.
1564 * reduced_debug_output.cc: Likewise.
1565 * reloc.cc: Likewise.
1566 * script-sections.cc: Likewise.
1567 * sparc.cc: Likewise.
1568 * symtab.h: Likewise.
1569 * target-reloc.h: Likewise.
1570 * target.cc: Likewise.
1571 * target.h: Likewise.
1572 * timer.cc: Likewise.
1573 * timer.h: Likewise.
1574 * x86_64.cc: Likewise.
1576 2010-12-09 Cary Coutant <ccoutant@google.com>
1578 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1580 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1581 parameter; change all callers.
1582 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1583 * options.h (warn_execstack): New option.
1585 2010-12-07 Doug Kwan <dougkwan@google.com>
1587 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1588 like function call relocations.
1590 2010-12-07 Ian Lance Taylor <iant@google.com>
1592 * archive.cc (Archive::get_elf_object_for_member): Permit
1593 punconfigured to be NULL.
1594 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1595 (Archive::include_member): Pass NULL to get_elf_object_for_member
1596 if we searched for the archive and this is the first included
1599 2010-12-01 Ian Lance Taylor <iant@google.com>
1601 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1602 track_relocs_type_ field.
1603 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1604 Set track_relocs_type_.
1605 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1606 contents when using RELA relocs.
1607 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1609 * reloc.cc (Track_relocs::next_addend): New function.
1610 * reloc.h (class Track_relocs): Declare next_addend.
1612 2010-12-01 Ian Lance Taylor <iant@google.com>
1614 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1617 2010-12-01 Ian Lance Taylor <iant@google.com>
1619 * README: Update compilers known to work and fail.
1621 2010-11-23 Matthias Klose <doko@ubuntu.com>
1623 * configure.in: For --enable-gold, handle value `default' instead of
1624 `both*'. Always install ld as ld.bfd, install as ld if gold is
1626 * configure: Regenerate.
1628 2010-11-18 Doug Kwan <dougkwan@google.com>
1630 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1631 and right_alignment to be zero. Store result alignment only if it is
1632 greater than existing alignment.
1634 2010-11-16 Cary Coutant <ccoutant@google.com>
1637 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1638 Check for ".zdebug_line".
1640 2010-11-16 Doug Kwan <dougkwan@google.com>
1641 Cary Coutant <ccoutant@google.com>
1643 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1644 by reference; adjust all callers.
1645 * output.cc (Output_segment::set_section_addresses): Adjust references
1646 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1648 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1649 end at page boundary.
1651 2010-11-16 Cary Coutant <ccoutant@google.com>
1654 * layout.cc (Layout::choose_output_section): Transform names of
1655 compressed sections even when using a script with a SECTIONS clause.
1656 (Layout::output_section_name): Remove code to transform
1657 compressed debug section names.
1658 * output.cc (Output_section::add_input_section): Use uncompressed
1659 section size when tracking input sections.
1661 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1663 * symtab.h (Symbol::NON_PIC_REF): Remove.
1664 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1665 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1666 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1667 (Symbol::use_plt_offset): Take a flags argument and pass it
1668 directly to needs_dynamic_reloc. Restrict check for undefined
1669 weak symbols to function calls.
1670 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1671 (Target_arm::Scan::global): Use it.
1672 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1673 (Target_arm::Relocate::relocate): Likewise.
1674 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1675 parameter with an r_type parameter. Use get_reference_flags
1677 (Target_arm::Relocate::relocate): Update accordingly.
1678 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1679 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1680 (Target_i386::Scan::global): Likewise.
1681 (Target_i386::Relocate::relocate): Likewise.
1682 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1683 parameter with an r_type parameter. Use get_reference_flags
1685 (Target_i386::Relocate::relocate): Update accordingly.
1686 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1687 (Target_powerpc::Scan::global): Use it.
1688 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1689 (Target_powerpc::Relocate::relocate): Likewise.
1690 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1691 (Target_sparc::Scan::global): Use it.
1692 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1693 (Target_sparc::Relocate::relocate): Likewise.
1694 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1695 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1696 (Target_x86_64::Scan::global): Likewise.
1697 (Target_x86_64::Relocate::relocate): Likewise.
1699 2010-11-08 Doug Kwan <dougkwan@google.com>
1700 Cary Coutant <ccoutant@google.com>
1702 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1703 (Arm_exidx_merge_section::section_contents_): New data member.
1704 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1705 (Arm_input_section::~Arm_input_section): De-allocate memory.
1706 (Arm_input_section::original_contents_): New data member.
1707 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1708 in parameters instead of calling Object::section_contents without
1710 (Arm_output_section::group_section): New parameter TASK. Pass it
1711 to callees that need locking objects.
1712 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1713 to lock EXIDX input sections. Fix a formatting issue. Call
1714 Arm_exidx_merged_section::build_contents to create merged section
1716 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1717 to lock object of stub table owner.
1718 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1719 TEXT_SIZE to initialize data member TEXT_SIZE_.
1720 (Arm_exidx_input_section::addralign): Fix typo in comment.
1721 (Arm_exidx_input_section::text_size): New method.
1722 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1723 that require locking objects. Lock objects before scanning for stubs
1724 and updating local symbols.
1725 (Arm_input_section<big_endian>::init): Copy contents of original
1727 (Arm_input_section<big_endian>::do_write): Use saved contents of
1728 original input section instead of calling Object::section_contents
1730 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1731 size without calling Object::section_size().
1732 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1733 for size. Allocate a buffer for merged EXIDX entries.
1734 (Arm_exidx_merged_section::build_contents): New method.
1735 (Arm_exidx_merged_section::do_write): Move merge section contents
1736 building code to Arm_exidx_merged_section::build_contetns. Write
1737 out contetns in buffer instead of building it on the fly.
1738 (Arm_relobj::make_exidx_input_section): Also pass text section size
1739 to Arm_exidx_input_section constructor.
1740 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1741 (Arm_dynobj::do_read_symbols): Fix memory leak.
1742 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1743 * target.h: (class Task): Add forward declaration.
1744 (Target::relax): Add new parameter TASK and pass it to
1746 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1748 2010-11-05 Cary Coutant <ccoutant@google.com>
1751 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1752 object when reading from the file.
1753 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1755 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1756 when reading section contents.
1757 (get_section_contents): Likewise.
1758 (icf::find_identical_sections): Likewise.
1759 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1760 object when reading from the file.
1761 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1762 the object when doing deferred section layout.
1764 2010-11-03 Nick Clifton <nickc@redhat.com>
1767 * script.h (class Symbol_assignment: name): New member. Returns
1768 the name of the symbol.
1769 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1770 Returns true if the given symbol name is on the list of
1771 assignments wating to be processed.
1772 * archive.cc (should_incldue_member): If the symbol is undefined,
1773 check to see if it is on the list of symbols pending assignment.
1775 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1777 * script-sections.cc (Script_sections::find_memory_region): Check
1778 for a NULL output section pointer.
1780 2010-10-29 Doug Kwan <dougkwan@google.com>
1782 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1783 Output_section::add_relaxed_input_section.
1784 * output.cc (Output_section::add_relaxed_input_section): Add new
1785 arguments LAYOUT and NAME. Set section order index.
1786 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1787 Copy section order index.
1788 * output.h (Output_section::add_relaxed_input_section): Add new
1789 arguments LAYOUT and NAME.
1791 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1793 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1794 NATIVE_OR_CROSS_LINKER.
1795 * testsuite/Makefile.in: Regenerate.
1797 2010-10-20 Doug Kwan <dougkwan@google.com>
1799 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1800 without SHF_LINK_ORDER flags.
1801 * layout.cc (Layout::choose_output_section): Do not filter
1802 SHF_LINK_ORDER flag in a relocatable link.
1804 2010-10-17 Cary Coutant <ccoutant@google.com>
1806 * output.h (Output_segment::set_section_addresses): Change function
1807 signature. Update all callers.
1808 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1810 (Output_segment::set_section_addresses): Align after last TLS
1811 section. Add padding before last relro section instead of after.
1813 2010-10-17 Doug Kwan <dougkwan@google.com>
1815 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1816 GOT output section to be writable.
1818 2010-10-14 Cary Coutant <ccoutant@google.com>
1820 * debug.h (DEBUG_INCREMENTAL): New flag.
1821 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1822 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1824 * incremental.cc (report_command_line): Ignore all forms of
1826 * layout.cc (Layout::Layout): Check parameters for incremental link
1828 * options.cc (General_options::parse_incremental): New function.
1829 (General_options::parse_no_incremental): New function.
1830 (General_options::parse_incremental_full): New function.
1831 (General_options::parse_incremental_update): New function.
1832 (General_options::incremental_mode_): New data member.
1833 (General_options::finalize): Check incremental_mode_.
1834 * options.h (General_options): Update help text for --incremental.
1835 Add --no-incremental, --incremental-full, --incremental-update.
1836 (General_options::Incremental_mode): New enum type.
1837 (General_options::incremental_mode): New function.
1838 (General_options::incremental_mode_): New data member.
1839 * parameters.cc (Parameters::incremental_mode_): New data member.
1840 (Parameters::set_options): Set incremental_mode_.
1841 (Parameters::set_incremental_full): New function.
1842 (Parameters::incremental): New function.
1843 (Parameters::incremental_update): New function.
1844 (set_parameters_incremental_full): New function.
1845 * parameters.h (Parameters::set_incremental_full): New function.
1846 (Parameters::incremental): New function.
1847 (Parameters::incremental_update): New function.
1848 (Parameters::incremental_mode_): New data member.
1849 (set_parameters_incremental_full): New function.
1850 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1851 incremental link mode.
1852 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1853 (Sized_relobj::do_relocate_sections): Likewise.
1854 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1856 * testsuite/Makefile.in: Regenerate.
1857 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1859 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1861 * script-sections.h (class Script_sections): Make
1862 Sections_elements typedef public.
1863 * script-sections.cc (class Sort_output_sections): Add elements_
1864 field. Add constructor which sets it; change all callers.
1865 (Sort_output_sections::is_before): New function.
1866 (Sort_output_sections::operator()): Call is_before.
1867 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1869 * testsuite/script_test_10.sh: New test. Test script section
1871 * testsuite/script_test_10.t: Likewise.
1872 * testsuite/script_test_10.s: Likewise.
1873 * testsuite/Makefile.am: Wrap the cross linker tests and the
1874 common tests into NATIVE_OR_CROSS_LINKER.
1875 (check_SCRIPTS): Add script_test_10.sh.
1876 (check_DATA): Add script_test_10.stdout.
1877 (script_test_10.o, script_test_10): New targets.
1878 (script_test_10.stdout): New target.
1879 * configure, testsuite/Makefile.in: Regenerate.
1881 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1883 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1884 error for the deprecated relocations.
1885 (Target_arm::Scan::global): Likewise.
1886 (Target_arm::Relocate::relocate): Likewise.
1888 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1890 * fileread.cc (Input_file::find_file): Initialize *found_name
1891 and *namep when using the fallback search for case 4.
1893 2010-10-11 Cary Coutant <ccoutant@google.com>
1895 * options.h (class General_options): Redefine -z lazy as an alias for
1896 the negation of -z now.
1898 2010-10-11 Ian Lance Taylor <iant@google.com>
1900 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1903 2010-10-06 Nick Clifton <nickc@redhat.com>
1905 * script-sections.cc(class Memory_region): Remove
1906 current_lma_offset_ field. Rename current_vma_offset_ to
1907 current_offset_. Add last_section_ field.
1908 (Memory_region::get_current_vma_address): Rename to
1909 get_current_address.
1910 (Memory_region::get_current_lma_address): Delete.
1911 (Memory_region::increment_vma_offset): Rename to
1913 (Memory_region::increment_lma_offset): Delete.
1914 (Memory_region::attributes_compatible): New method. Returns
1915 true if the provided section is compatible with the region.
1916 (Memory_region::get_last_section): New method. Returns the last
1917 section to use the region.
1918 (Memory_region::set_last_section): New method. Stores the last
1919 section to use the region.
1920 (Script_sections::block_in_region): New method. Returns true if
1921 a block of memory is contained within a region.
1922 (Script_sections::find_memory_region): New method. Locates a
1923 memory region to be used to set a VMA or LMA address.
1924 (Output_section_definition::set_section_addresses): Add code to
1925 check for addresses set by memory regions.
1926 (Output_segment::set_section_addresses): Remove memory region
1928 (Script_sections::create_segment): Add a warning if a header
1929 segment is created outside of any region.
1930 * script-sections.h (class Script_sections): Add prototypes for
1931 find_memory_region and block_in_region methods.
1932 * testsuite/memory_test.s: Use .long instead of .word.
1933 * testsuite/memory_test.t: Add some more output sections.
1934 * testsuite/memory_test.sh: Update expected output.
1936 2010-10-02 Doug Kwan <dougkwan@google.com>
1938 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1939 defintion to symtab.h
1940 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1941 declaration to defintion.
1943 2010-10-01 Nick Clifton <nickc@redhat.com>
1945 * expression.cc (eval): Replace dummy argument with NULL.
1946 (eval_maybe_dot): Check for a NULL result section pointer.
1947 (Symbol_expression::value): Likewise.
1948 (Dot_expression::value): Likewise.
1949 (BINARY_EXPRESSION): Likewise.
1950 (Max_expression::value): Likewise.
1951 (Min_expression::value): Likewise.
1952 (Absolute_expression::value): Likewise.
1953 (Addr_expression::value_from_output_section): Likewise.
1954 (Loaddddr_expression::value_from_output_section): Likewise.
1955 (Segment_start_expression::value): Likewise.
1956 * script-sections.cc
1957 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1959 (Sections_elememt_dot_assignment::set_section_addresses):
1961 (Output_data_expression::do_write_to_buffer): Likewise.
1962 (Output_section_definition::finalize_symbols): Likewise.
1963 (Output_section_definition::set_section_addresses): Likewise.
1965 2010-09-30 Doug Kwan <dougkwan@google.com>
1967 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1969 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1971 * target.h (Target::can_icf_inline_merge_sections): New virtual
1973 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1975 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1977 * icf.cc (get_section_contents): Inline merge sections only when
1980 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1982 * configure: Regenerate.
1984 2010-09-17 Ian Lance Taylor <iant@google.com>
1986 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1987 * testsuite/Makefile.am (memory_test.o): New target.
1988 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1990 * testsuite/Makefile.in: Rebuild.
1992 2010-09-17 Doug Kwan <dougkwan@google.com>
1994 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1995 defintion if relocation uses GOT entries of the symbol.
1996 * testsuite/icf_safe_test.sh: Fix test.
1997 * testsuite/icf_safe_so_test.sh: Fix test.
1999 2010-09-16 Cary Coutant <ccoutant@google.com>
2001 * script_sections.cc (class Memory_region): Remove "NULL" from
2002 vector initializations.
2004 2010-09-15 Cary Coutant <ccoutant@google.com>
2006 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2007 Resolve forwarding symbols.
2009 2010-09-15 Doug Kwan <dougkwan@google.com>
2011 * gold/testsuite/script_test_3.t: Add ARM special sections.
2012 * gold/testsuite/script_test_4.t: Same.
2013 * gold/testsuite/script_test_5.t: Same.
2014 * gold/testsuite/script_test_6.t: Same.
2015 * gold/testsuite/script_test_7.t: Same.
2016 * gold/testsuite/script_test_7.t: Same.
2017 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2019 2010-09-14 Cary Coutant <ccoutant@google.com>
2021 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2022 (Target_x86_64::Relocate::relocate_tls): Replace check for
2023 saw_tls_block_reloc_ with test for executable section.
2025 2010-09-12 Cary Coutant <ccoutant@google.com>
2027 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2028 position-independent executables to shared libraries need dynamic
2030 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2031 position-independent executables.
2032 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2033 * testsuite/Makefile.in: Regenerate.
2035 2010-09-10 Nick Clifton <nickc@redhat.com>
2038 * testsuite/memory_test.t: Discard any sections that are not
2041 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2044 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2045 "This::" to work around a bug in gcc 4.2.
2047 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2049 2010-09-09 Rafael Espindola <espindola@google.com>
2051 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2052 sections with different PF_X flags in the same segment.
2053 (Layout::find_first_load_seg): Search all segments to find the first
2055 * options.h (rosegment): New.
2057 2010-09-08 Rafael Espindola <espindola@google.com>
2059 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2061 2010-09-08 Doug Kwan <dougkwan@google.com>
2063 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2064 (Arm_relobj::do_relocate_sections): Add new parameter for output
2065 file to match the parent.
2066 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2067 of local symbols instead of input values. Update code to track
2068 changes in gold::relocate_section.
2069 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2070 (Sized_relobj::compute_final_local_value_internal): New methods.
2071 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2072 body into private version of Sized_relobj::compute_final_local_value.
2073 Call the inline method.
2074 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2075 merged symbol value if there is one.
2076 (Symbol_value::has_output_value): New method defintiion.
2077 (Sized_relobj::Compute_final_local_value_status): New enum type.
2078 (Sized_relobj::compute_final_local_value): New methods.
2079 (Sized_relobj::compute_final_local_value_internal): New methods.
2080 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2081 and arm_cortex_a8.sh.
2082 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2083 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2085 * Makefile.in: Regenerate.
2086 * testsuite/arm_bl_out_of_range.s: Update test.
2087 * testsuite/thumb_bl_out_of_range.s: Ditto.
2088 * testsuite/thumb_blx_out_of_range.s: Ditto.
2089 * testsuite/arm_branch_out_of_range.sh: New file.
2090 * testsuite/arm_cortex_a8.sh: Ditto.
2091 * testsuite/arm_cortex_a8_b.s: Ditto.
2092 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2093 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2094 * testsuite/arm_cortex_a8_bl.s: Ditto.
2095 * testsuite/arm_cortex_a8_blx.s: Ditto.
2096 * testsuite/arm_cortex_a8_local.s: Ditto.
2097 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2098 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2100 2010-09-08 Rafael Espindola <espindola@google.com>
2102 * Makefile.am (memory_test.stdout): Run readelf with -W.
2103 * Makefile.in: Regenerate.
2104 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2107 2010-09-08 Rafael Espindola <espindola@google.com>
2109 * script-sections.cc (Script_sections::add_memory_region): Convert
2110 field precision to int.
2111 * script.cc (script_set_section_region, script_set_section_region):
2112 Convert field precision to int.
2114 2010-09-08 Rafael Espindola <espindola@google.com>
2116 * arm.cc (do_finalize_sections): Create the __exidx_start and
2117 __exdix_end symbols even when the section is missing.
2119 2010-09-08 Nick Clifton <nickc@redhat.com>
2121 * README: Remove claim that MEMORY is not supported.
2122 * expression.cc (script_exp_function_origin)
2123 (script_exp_function_length): Move from here to ...
2124 * script.cc: ... here.
2125 (script_set_section_region, script_add_memory)
2126 (script_parse_memory_attr, script_include_directive): New
2128 * script-sections.cc
2129 (class Memory_region): New class.
2130 (class Output_section_definition): Add set_memory_region,
2131 set_section_vma, set_section_lma and get_section_name methods.
2132 (class Script_Sections): Add add_memory_region,
2133 find_memory_region, find_memory_region_origin,
2134 find_memory_region_length and set_memory_region methods.
2135 Have set_section_addresses method walk the list of set memory
2137 Extend the print methos to display memory regions.
2138 * script-sections.h: Add prototypes for new methods.
2139 Add enum for MEMORY region attributes.
2140 * yyscript.y: Add support for parsing MEMORY regions.
2141 * script-c.h: Add prototypes for new functions.
2142 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2143 * testsuite/Makefile.in: Regenerate.
2144 * testsuite/memory_test.sh: New script.
2145 * testsuite/memory_test.s: New assembler source file.
2146 * testsuite/memory_test.t: New linker script.
2148 2010-08-27 Doug Kwan <dougkwan@google.com>
2150 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2151 reference override an existing dynamic weak reference.
2152 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2153 * testsuite/Makefile.in: Regenerate.
2154 * testsuite/dyn_weak_ref.sh: New file.
2155 * testsuite/dyn_weak_ref_1.c: Ditto.
2156 * testsuite/dyn_weak_ref_2.c: Ditto.
2158 2010-08-27 Ian Lance Taylor <iant@google.com>
2160 * incremental.h (class Incremental_input_entry): Add virtual
2163 2010-08-27 Ian Lance Taylor <iant@google.com>
2165 * testsuite/start_lib_test_3.c: Mark t3 as used.
2167 2010-08-27 Nick Clifton <nickc@redhat.com>
2169 * options.cc (version_script): Fix small typo in previous
2172 2010-08-25 Nick Clifton <nickc@redhat.com>
2174 * archive.cc: Formatting fixes: Remove whitespace between
2175 typename and following asterisk. Remove whitespace between
2176 function name and opening parenthesis.
2177 * archive.h: Likewise.
2179 * attributes.cc: Likewise.
2180 * attributes.h: Likewise.
2181 * common.cc: Likewise.
2182 * copy-relocs.cc: Likewise.
2183 * dirsearch.h: Likewise.
2184 * dynobj.cc: Likewise.
2185 * ehframe.cc: Likewise.
2186 * ehframe.h: Likewise.
2187 * expression.cc: Likewise.
2188 * fileread.cc: Likewise.
2189 * fileread.h: Likewise.
2191 * gold-threads.cc: Likewise.
2192 * gold.cc: Likewise.
2193 * i386.cc: Likewise.
2195 * incremental-dump.cc: Likewise.
2196 * incremental.cc: Likewise.
2197 * layout.cc: Likewise.
2198 * layout.h: Likewise.
2199 * main.cc: Likewise.
2200 * merge.cc: Likewise.
2201 * merge.h: Likewise.
2202 * object.cc: Likewise.
2203 * object.h: Likewise.
2204 * options.cc: Likewise.
2205 * options.h: Likewise.
2206 * output.cc: Likewise.
2207 * output.h: Likewise.
2208 * plugin.cc: Likewise.
2209 * plugin.h: Likewise.
2210 * powerpc.cc: Likewise.
2211 * reloc.cc: Likewise.
2212 * script-c.h: Likewise.
2213 * script-sections.cc: Likewise.
2214 * script.cc: Likewise.
2215 * stringpool.cc: Likewise.
2216 * symtab.cc: Likewise.
2217 * symtab.h: Likewise.
2218 * target.cc: Likewise.
2219 * timer.cc: Likewise.
2220 * timer.h: Likewise.
2221 * version.cc: Likewise.
2222 * x86_64.cc: Likewise.
2224 2010-08-24 Nick Clifton <nickc@redhat.com>
2227 * layout.cc (segment_precedes): Sort segments by their physical
2228 addresses, if they have been set.
2230 2010-08-23 Cary Coutant <ccoutant@google.com>
2232 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2234 (Lib_group::include_member): Unlock object after deleting its
2236 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2239 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2240 Cary Coutant <ccoutant@google.com>
2242 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2243 constructor, and set_blocker.
2244 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2246 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2247 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2248 * testsuite/Makefile.am (start_lib_test): New test case.
2249 * testsuite/Makefile.in: Regenerate.
2250 * testsuite/start_lib_test_main.c: New file.
2251 * testsuite/start_lib_test_1.c: New file.
2252 * testsuite/start_lib_test_2.c: New file.
2253 * testsuite/start_lib_test_3.c: New file.
2255 2010-08-19 Ian Lance Taylor <iant@google.com>
2257 * Makefile.in: Rebuild with automake 1.11.1.
2258 * aclocal.m4: Likewise.
2259 * testsuite/Makefile.in: Likewise.
2261 2010-08-19 Ian Lance Taylor <iant@google.com>
2264 * i386.cc (class Output_data_plt_i386): Update declarations.
2265 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2266 local_ifuncs_ fields.
2267 (Target_i386::do_plt_section_for_global): New function.
2268 (Target_i386::do_plt_section_for_local): New function.
2269 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2270 parameter; change all callers. Initialize global_ifuncs_ and
2271 local_ifuncs_. If doing a static link define __rel_iplt_start and
2273 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2274 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2275 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2277 (Target_i386::make_plt_section): New function, broken out of
2278 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2279 (Target_i386::make_plt_entry): Call make_plt_section.
2280 (Target_i386::make_local_ifunc_plt_entry): New function.
2281 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2282 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2283 R_386_IRELATIVE to switch.
2284 (Target_i386::Scan::global): Likewise.
2285 (Target_i386::Relocate::relocate): Likewise.
2286 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2288 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2289 (Target_x86_64::do_plt_section_for_global): New function.
2290 (Target_x86_64::do_plt_section_for_local): New function.
2291 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2292 parameter; change all callers. If doing a static link define
2293 __rela_iplt_start and __rela_iplt_end.
2294 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2295 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2296 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2298 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2299 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2301 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2302 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2303 R_X86_64_IRELATIVE to switch.
2304 (Target_x86_64::Scan::global): Likewise.
2305 (Target_x86_64::Relocate::relocate): Likewise.
2306 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2308 * target.h (class Target): Add plt_section_for_global and
2309 plt_section_for_local functions. Add do_plt_section_for_global
2310 and do_plt_section_for_local virtual functions.
2311 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2312 clarifying comments.
2313 (Symbol::use_plt_offset): Handle IFUNC symbol.
2314 * object.cc (Sized_relobj::Sized_relobj): Initialize
2316 (Sized_relobj::local_has_plt_offset): New function.
2317 (Sized_relobj::local_plt_offset): New function.
2318 (Sized_relobj::set_local_plt_offset): New function.
2319 (Sized_relobj::do_count): Handle IFUNC symbol.
2320 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2321 a bit away from input_shndx_ field. Add set_is_func_symbol and
2322 is_ifunc_symbol functions.
2323 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2324 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2325 local_plt_offsets_ field.
2326 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2327 * output.h (class Output_section_data): Add non-const
2328 output_section function.
2329 (class Output_data_got): Update declarations.
2330 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2331 Add use_plt_offset parameter to global and local constructors.
2332 Change all callers. Change local_sym_index_ field to 31 bits.
2333 Change GSYM_CODE and CONSTANT_CODE accordingly.
2334 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2335 doing a static link don't set sh_link field.
2336 (Output_data_got::Got_entry::write): Use PLT offset if
2338 (Output_data_got::add_global_plt): New function.
2339 (Output_data_got::add_local_plt): New function.
2340 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2341 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2342 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2343 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2344 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2346 * testsuite/ifunc-sel.h: New file.
2347 * testsuite/ifuncmain1.c: New file.
2348 * testsuite/ifuncmain1vis.c: New file.
2349 * testsuite/ifuncmod1.c: New file.
2350 * testsuite/ifuncdep2.c: New file.
2351 * testsuite/ifuncmain2.c: New file.
2352 * testsuite/ifuncmain3.c: New file.
2353 * testsuite/ifuncmod3.c: New file.
2354 * testsuite/ifuncmain4.c: New file.
2355 * testsuite/ifuncmain5.c: New file.
2356 * testsuite/ifuncmod5.c: New file.
2357 * testsuite/ifuncmain6pie.c: New file.
2358 * testsuite/ifuncmod6.c: New file.
2359 * testsuite/ifuncmain7.c: New file.
2360 * configure, testsuite/Makefile.in: Rebuild.
2362 2010-08-18 Ian Lance Taylor <iant@google.com>
2365 (Output_section_incremental_inputs::write_input_files): Add cast
2366 to avoid signed/unsigned comparison warning.
2367 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2369 2010-08-12 Cary Coutant <ccoutant@google.com>
2371 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2373 2010-08-13 Ian Lance Taylor <iant@google.com>
2375 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2377 2010-08-12 Cary Coutant <ccoutant@google.com>
2378 Doug Kwan <dougkwan@google.com>
2380 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2381 defintion overrides non-weak undef, remember that the original undef
2383 * symtab.cc (Symbol_table::sized_write_global): For undef without
2384 an original weak binding, set binding to global in output.
2385 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2386 * testsuite/Makefile.in: Regenerate.
2387 * testsuite/strong_ref_weak_def.sh: New file.
2388 * testsuite/strong_ref_weak_def_1.c: Ditto.
2389 * testsuite/strong_ref_weak_def_2.c: Ditto.
2391 2010-08-12 Cary Coutant <ccoutant@google.com>
2393 * testsuite/incremental_test.sh: Rewrite.
2394 * testsuite/incremental_test_1.c: Rewrite.
2395 * testsuite/incremental_test_2.c: Rewrite.
2397 2010-08-12 Cary Coutant <ccoutant@google.com>
2399 * arm.cc (Target_arm::got_size): Add const.
2400 (Target_arm::got_entry_count): New function.
2401 (Target_arm::plt_entry_count): New function.
2402 (Target_arm::first_plt_entry_offset): New function.
2403 (Target_arm::plt_entry_size): New function.
2404 (Output_data_plt_arm::entry_count): New function.
2405 (Output_data_plt_arm::first_plt_entry_offset): New function.
2406 (Output_data_plt_arm::get_plt_entry_size): New function.
2407 * i386.cc (Target_i386::got_size): Add const.
2408 (Target_i386::got_entry_count): New function.
2409 (Target_i386::plt_entry_count): New function.
2410 (Target_i386::first_plt_entry_offset): New function.
2411 (Target_i386::plt_entry_size): New function.
2412 (Output_data_plt_i386::entry_count): New function.
2413 (Output_data_plt_i386::first_plt_entry_offset): New function.
2414 (Output_data_plt_i386::get_plt_entry_size): New function.
2415 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2416 find_incremental_inputs_sections. Dump incremental_got_plt section.
2417 * incremental.cc: Include target.h.
2418 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2419 parameter. Adjust all callers. Find incremental_got_plt section.
2420 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2422 (Output_section_incremental_inputs::set_final_data_size): Calculate
2423 size of incremental_got_plt section.
2424 (Output_section_incremental_inputs::do_write): Write the
2425 incremental_got_plt section.
2426 (Got_plt_view_info): New struct.
2427 (Local_got_offset_visitor): New class.
2428 (Global_got_offset_visitor): New class.
2429 (Global_symbol_visitor_got_plt): New class.
2430 (Output_section_incremental_inputs::write_got_plt): New function.
2431 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2432 Add parameter. Adjust all callers.
2433 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2434 (Incremental_inputs::got_plt_section): New function.
2435 (Incremental_inputs::got_plt_section_): New data member.
2436 (Incremental_got_plt_reader): New class.
2437 * layout.cc (Layout::create_incremental_info_sections): Add the
2438 incremental_got_plt section.
2439 * object.h (Got_offset_list::get_list): New function.
2440 (Got offset_list::for_all_got_offsets): New function.
2441 (Sized_relobj::local_got_offset_list): New function.
2442 * powerpc.cc (Target_powerpc::got_size): Add const.
2443 (Target_powerpc::got_entry_count): New function.
2444 (Target_powerpc::plt_entry_count): New function.
2445 (Target_powerpc::first_plt_entry_offset): New function.
2446 (Target_powerpc::plt_entry_size): New function.
2447 (Output_data_plt_powerpc::entry_count): New function.
2448 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2449 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2450 * sparc.cc (Target_sparc::got_size): Add const.
2451 (Target_sparc::got_entry_count): New function.
2452 (Target_sparc::plt_entry_count): New function.
2453 (Target_sparc::first_plt_entry_offset): New function.
2454 (Target_sparc::plt_entry_size): New function.
2455 (Output_data_plt_sparc::entry_count): New function.
2456 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2457 (Output_data_plt_sparc::get_plt_entry_size): New function.
2458 * symtab.h (Symbol::got_offset_list): New function.
2459 (Symbol_table::for_all_symbols): New function.
2460 * target.h (Sized_target::got_entry_count): New function.
2461 (Sized_target::plt_entry_count): New function.
2462 (Sized_target::plt_entry_size): New function.
2463 * x86_64.cc (Target_x86_64::got_size): Add const.
2464 (Target_x86_64::got_entry_count): New function.
2465 (Target_x86_64::plt_entry_count): New function.
2466 (Target_x86_64::first_plt_entry_offset): New function.
2467 (Target_x86_64::plt_entry_size): New function.
2468 (Output_data_plt_x86_64::entry_count): New function.
2469 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2470 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2472 2010-08-12 Cary Coutant <ccoutant@google.com>
2474 * archive.cc: Include incremental.h.
2475 (Archive::Archive): Initialize incremental_info_.
2476 (Archive::include_member): Record archive members in incremental info.
2477 (Add_archive_symbols::run): Record begin and end of an archive in
2479 (Lib_group::include_member): Record objects in incremental info.
2480 * archive.h (Incremental_archive_entry): Forward declaration.
2481 (Archive::set_incremental_info): New member function.
2482 (Archive::incremental_info): New member function.
2483 (Archive::Unused_symbol_iterator): New class.
2484 (Archive::unused_symbols_begin): New member function.
2485 (Archive::unused_symbols_end): New member function.
2486 (Archive::incremental_info_): New data member.
2487 * incremental-dump.cc (find_input_containing_global): New function.
2488 (dump_incremental_inputs): Dump new incremental info sections.
2489 * incremental.cc: Include symtab.h.
2490 (Output_section_incremental_inputs): New class.
2491 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2492 new incremental info sections.
2493 (Sized_incremental_binary::do_check_inputs): Likewise.
2494 (Incremental_inputs::report_archive): Remove.
2495 (Incremental_inputs::report_archive_begin): New function.
2496 (Incremental_inputs::report_archive_end): New function.
2497 (Incremental_inputs::report_object): New function.
2498 (Incremental_inputs::finalize_inputs): Remove.
2499 (Incremental_inputs::report_input_section): New function.
2500 (Incremental_inputs::report_script): Rewrite.
2501 (Incremental_inputs::finalize): Do nothing but finalize string table.
2502 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2503 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2504 (Incremental_inputs::create_data_sections): New function.
2505 (Incremental_inputs::relocs_entsize): New function.
2506 (Output_section_incremental_inputs::set_final_data_size): New function.
2507 (Output_section_incremental_inputs::do_write): New function.
2508 (Output_section_incremental_inputs::write_header): New function.
2509 (Output_section_incremental_inputs::write_input_files): New function.
2510 (Output_section_incremental_inputs::write_info_blocks): New function.
2511 (Output_section_incremental_inputs::write_symtab): New function.
2512 * incremental.h (Incremental_script_entry): Forward declaration.
2513 (Incremental_object_entry): Forward declaration.
2514 (Incremental_archive_entry): Forward declaration.
2515 (Incremental_inputs): Forward declaration.
2516 (Incremental_inputs_header_data): Remove.
2517 (Incremental_inputs_header): Remove.
2518 (Incremental_inputs_header_write): Remove.
2519 (Incremental_inputs_entry_data): Remove.
2520 (Incremental_inputs_entry): Remove.
2521 (Incremental_inputs_entry_write): Remove.
2522 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2523 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2524 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2525 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2527 (Incremental_input_entry): New class.
2528 (Incremental_script_entry): New class.
2529 (Incremental_object_entry): New class.
2530 (Incremental_archive_entry): New class.
2531 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2532 (Incremental_inputs::report_inputs): Remove.
2533 (Incremental_inputs::report_archive): Remove.
2534 (Incremental_inputs::report_archive_begin): New function.
2535 (Incremental_inputs::report_archive_end): New function.
2536 (Incremental_inputs::report_object): Change prototype.
2537 (Incremental_inputs::report_input_section): New function.
2538 (Incremental_inputs::report_script): Change prototype.
2539 (Incremental_inputs::get_reloc_count): New function.
2540 (Incremental_inputs::set_reloc_count): New function.
2541 (Incremental_inputs::create_data_sections): New function.
2542 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2543 (Incremental_inputs::inputs_section): New function.
2544 (Incremental_inputs::symtab_section): New function.
2545 (Incremental_inputs::relocs_section): New function.
2546 (Incremental_inputs::get_stringpool): Add const.
2547 (Incremental_inputs::command_line): Add const.
2548 (Incremental_inputs::inputs): Remove.
2549 (Incremental_inputs::command_line_key): New function.
2550 (Incremental_inputs::input_file_count): New function.
2551 (Incremental_inputs::input_files): New function.
2552 (Incremental_inputs::relocs_entsize): New function.
2553 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2554 (Incremental_inputs::finalize_inputs): Remove.
2555 (Incremental_inputs::Input_info): Remove.
2556 (Incremental_inputs::lock_): Remove.
2557 (Incremental_inputs::inputs_): Change type.
2558 (Incremental_inputs::inputs_map_): Remove.
2559 (Incremental_inputs::current_object_entry_): New data member.
2560 (Incremental_inputs::inputs_section_): New data member.
2561 (Incremental_inputs::symtab_section_): New data member.
2562 (Incremental_inputs::relocs_section_): New data member.
2563 (Incremental_inputs::reloc_count_): New data member.
2564 (Incremental_inputs_reader): New class.
2565 (Incremental_symtab_reader): New class.
2566 (Incremental_relocs_reader): New class.
2567 * layout.cc (Layout::finalize): Move finalization of incremental info
2568 and creation of incremental info sections to follow finalization of
2569 symbol table. Set offsets for postprocessing sections.
2570 (Layout::create_incremental_info_sections): Call
2571 Incremental_inputs::create_data_sections. Add incremental symtab
2572 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2573 sections to layout after input sections.
2574 * layout.h (struct Timespec): Forward declaration.
2575 (Layout::incremental_inputs): Add const.
2576 (Layout::create_incremental_info_sections): Add parameter.
2577 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2578 * object.cc: Include incremental.h.
2579 (Relobj::finalize_incremental_relocs): New function.
2580 (Sized_relobj::do_layout): Record input sections in incremental info.
2581 * object.h (Object::output_section): New function.
2582 (Object::output_section_offset): Moved from Relobj.
2583 (Object::get_incremental_reloc_base): New function.
2584 (Object::get_incremental_reloc_count): New function.
2585 (Object::do_output_section): New function.
2586 (Object::do_output_section_offset): Moved from Relobj.
2587 (Object::do_get_incremental_reloc_base): New function.
2588 (Object::do_get_incremental_reloc_count): New function.
2589 (Object::Object): Initialize new data members.
2590 (Relobj::output_section): Renamed do_output_section and moved to
2592 (Relobj::output_section_offset): Moved to Object.
2593 (Relobj::do_get_incremental_reloc_base): New function.
2594 (Relobj::do_get_incremental_reloc_count): New function.
2595 (Relobj::allocate_incremental_reloc_counts): New function.
2596 (Relobj::count_incremental_reloc): New function.
2597 (Relobj::finalize_incremental_relocs): New function.
2598 (Relobj::next_incremental_reloc_index): New function.
2599 (Relobj::reloc_counts_): New data member.
2600 (Relobj::reloc_bases_): New data member.
2601 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2602 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2603 (Sized_relobj::incremental_relocs_scan): New function.
2604 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2605 (Sized_relobj::incremental_relocs_write): New function.
2606 (Sized_relobj::incremental_relocs_write_reltype): New function.
2607 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2609 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2610 archives and object files elsewhere.
2611 (Add_symbols::run): Report object files here.
2612 (Finish_group::run): Report end of archive at end of group.
2613 * reloc.cc: Include layout.h, incremental.h.
2614 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2615 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2616 (Sized_relobj::incremental_relocs_scan): New function.
2617 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2618 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2619 (Sized_relobj::incremental_relocs_write): New function.
2620 (Sized_relobj::incremental_relocs_write_reltype): New function.
2621 * script.cc (read_input_script): Rewrite test for incremental link.
2622 Change call to Incremental_inputs::report_script.
2623 * symtab.h (Symbol_table::first_global_index): New function.
2624 (Symbol_table::output_count): New function.
2626 2010-08-12 Doug Kwan <dougkwan@google.com>
2628 * arm.cc (Target_arm::merge_object_attributes): Check command line
2629 options --no-wchar-size-warning and --no-enum-size-warning.
2630 * options.h (General_options): Add ld-compatible options
2631 --no-enum-size-warning and --no-wchar-size-warning.
2633 2010-08-04 Ian Lance Taylor <iant@google.com>
2635 * x86_64.cc (Target_x86_64::Scan::local): Use
2636 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2637 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2638 (Target_x86_64::Scan::global): Likewise.
2639 (Target_x86_64::Relocate::relocate): Likewise.
2640 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2643 2010-08-03 Cary Coutant <ccoutant@google.com>
2645 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2646 to reserve space in merged_strings vector. Keep total input size
2648 (Output_merge_string::do_print_merge_stats): Print total input size.
2649 * merge.h (Output_merge_string): Add input_size_ field.
2650 * stringpool.cc (Stringpool_template::string_length): Move
2651 implementations out of Stringpool_template class and place in
2653 * stringpool.h (string_length): Move out of Stringpool_template.
2655 2010-08-03 Ian Lance Taylor <iant@google.com>
2658 * layout.cc (relaxation_loop_body): If address of load segment is
2659 set, adjust address to include headers if possible.
2661 2010-08-03 Ian Lance Taylor <iant@google.com>
2663 * version.cc (version_string): Bump to 1.10.
2665 2010-08-03 Ian Lance Taylor <iant@google.com>
2668 * layout.h (enum Output_section_order): Define.
2669 (class Layout): Update declarations.
2670 * layout.cc (Layout::get_output_section): Add order parameter.
2671 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2672 is_first_non_relro parameters. Change all callers.
2673 (Layout::choose_output_section): Likewise.
2674 (Layout::add_output_section_data): Likewise.
2675 (Layout::make_output_section): Likewise. Set order.
2676 (Layout::default_section_order): New function.
2677 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2678 * output.cc (Output_section::Output_section): Initialize order_.
2679 Don't initialize deleted fields.
2680 (Output_segment::Output_segment): Don't initialize deleted
2682 (Output_segment::add_output_section_to_load): New function
2683 replacing add_output_section. Change all callers to call this or
2684 add_output_section_to_nonload.
2685 (Output_segment::add_output_section_to_nonload): New function.
2686 (Output_segment::remove_output_section): Rewrite.
2687 (Output_segment::add_initial_output_data): Likewise.
2688 (Output_segment::has_any_data_sections): Likewise.
2689 (Output_segment::is_first_section_relro): Likewise.
2690 (Output_segment::maximum_alignment): Likewise.
2691 (Output_segment::has_dynamic_reloc): New function replacing
2692 dynamic_reloc_count. Change all callers.
2693 (Output_segment::has_dynamic_reloc_list): New function replacing
2694 dynamic_reloc_count_list. Change all callers.
2695 (Output_segment::set_section_addresses): Rewrite.
2696 (Output_segment::set_offset): Rewrite.
2697 (Output_segment::find_first_and_last_list): Remove.
2698 (Output_segment::set_tls_offsets): Rewrite.
2699 (Output_segment::first_section_load_address): Likewise.
2700 (Output_segment::output_section_count): Likewise.
2701 (Output_segment::section_with_lowest_load_address): Likewise.
2702 (Output_segment::write_section_headers): Likewise.
2703 (Output_segment::print_sections_to_map): Likewise.
2704 * output.h (class Output_data): Remove dynamic_reloc_count_
2705 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2706 (Output_data::add_dynamic_reloc): Rewrite.
2707 (Output_data::has_dynamic_reloc): New function.
2708 (Output_data::dynamic_reloc_count): Remove.
2709 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2710 is_last_relro_, is_first_non_relro_, is_interp_,
2711 is_dynamic_linker_section_ fields. Add order and set_order
2712 functions. Remove is_relro_local, set_is_relro_local,
2713 is_last_relro, set_is_last_relro, is_first_non_relro,
2714 set_is_first_non_relro functions, is_interp, set_is_interp,
2715 is_dynamic_linker_section, and set_is_dynamic_linker_section
2717 (class Output_segment): Change Output_data_list from std::list to
2718 std:;vector. Add output_lists_ field. Remove output_data_ and
2719 output_bss_ fields. Update declarations.
2721 2010-08-02 Ian Lance Taylor <iant@google.com>
2723 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2724 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2725 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2727 2010-08-02 Ian Lance Taylor <iant@google.com>
2730 * script.cc (Script_options::Script_options): Initialize
2731 symbol_definitions_ and symbol_references_.
2732 (Script_options::add_symbol_assignment): Update
2733 symbol_definitions_ and symbol_references_.
2734 (Script_options::add_symbol_reference): New function.
2735 (script_symbol): New function.
2736 * script.h (class Script_options): Add symbol_definitions_ and
2737 symbol_references_ fields.
2738 (Script_options::referenced_const_iterator): New type.
2739 (Script_options::referenced_begin): New function.
2740 (Script_options::referenced_end): New function.
2741 (Script_options::is_referenced): New function.
2742 (Script_options::any_unreferenced): New function.
2743 * script-c.h (script_symbol): Declare.
2744 * yyscript.y (exp): Call script_symbol.
2745 * symtab.cc: Include "script.h".
2746 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2747 Change all callers. Check symbols referenced by scripts.
2748 (Symbol_table::add_undefined_symbols_from_command_line): Add
2749 layout parameter. Change all callers.
2750 (Symbol_table::do_add_undefined_symbols_from_command_line):
2751 Likewise. Break out loop body. Check symbols referenced by
2753 (Symbol_table::add_undefined_symbol_from_command_line): New
2754 function broken out of
2755 do_add_undefined_symbols_from_command_line.
2756 * symtab.h (class Symbol_table): Update declarations.
2757 * archive.cc: Include "layout.h".
2758 (Archive::should_include_member): Add layout parameter. Change
2759 all callers. Check for symbol mentioned in expression.
2760 * archive.h (class Archive): Update declaration.
2761 * object.cc (Sized_relobj::do_should_include_member): Add layout
2763 * object.h (Object::should_include_member): Add layout parameter.
2765 (Object::do_should_include_member): Add layout parameter.
2766 (class Sized_relobj): Update declaration.
2767 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2769 * dynobj.h (class Sized_dynobj): Update declaration.
2770 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2772 * plugin.h (class Sized_pluginobj): Update declaration.
2774 2010-08-02 Ian Lance Taylor <iant@google.com>
2777 * output.cc (Output_segment::set_offset): Search for the first and
2778 last sections rather than assuming that the list is in order.
2779 (Output_segment::find_first_and_last_list): New function.
2780 * output.h (class Output_segment): Update declarations.
2781 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2782 (relro_strip_test_SOURCES): New variable.
2783 (relro_strip_test_DEPENDENCIES): New variable.
2784 (relro_strip_test_LDFLAGS): New variable.
2785 (relro_strip_test_LDADD): New variable.
2786 (relro_strip_test.so): New target.
2788 2010-08-02 Ian Lance Taylor <iant@google.com>
2790 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2791 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2792 (Target_i386::got_tlsdesc_section): New function.
2793 (Target_i386::got_section): Create space for GOT entries for
2794 TLSDESC relocations.
2795 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2797 (Target_i386::Scan::global): Likewise.
2798 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2800 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2801 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2802 (Target_x86_64::got_tlsdesc_section): New function.
2803 (Target_x86_64::got_section): Create space for GOT entries for
2804 TLSDESC relocations.
2805 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2807 (Target_x86_64::Scan::global): Likewise.
2808 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2811 2010-08-02 Ian Lance Taylor <iant@google.com>
2813 * testsuite/final_layout.sh: Use dc to convert from hex to
2816 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2818 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2819 paramter to the call to gold::gc_process_relocs.
2820 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2821 paramter to the call to gold::gc_process_relocs.
2822 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2823 parameter to the call to gold::gc_process_relocs.
2824 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2825 template parameter to the call to gold::gc_process_relocs.
2826 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2827 paramter to the call to gold::gc_process_relocs.
2828 * gc.h (get_embedded_addend_size): New function.
2829 (gc_process_relocs): Save the size of the reloc for use by ICF.
2830 * icf.cc (get_section_contents): Get the addend from the text section
2831 for SHT_REL relocation sections.
2832 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2833 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2834 * int_encoding.h (read_from_pointer): New overloaded function.
2835 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2836 * testsuite/icf_sht_rel_addend_test.sh: New file.
2837 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2838 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2840 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2842 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2843 * Makefile.in: Regenerate.
2844 * testsuite/Makefile.in: Regenerate.
2846 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2848 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2849 * gold/testsuite/debug_msg.cc: Likewise.
2850 * gold/testsuite/odr_violation1.cc
2851 * gold/testsuite/odr_violation2.cc
2853 2010-07-21 Cary Coutant <ccoutant@google.com>
2855 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2856 string, and length fields.
2857 (Output_merge_string::Merged_strings_list): New type.
2858 (Output_merge_string::Merged_strings_lists): New typedef.
2859 (Output_merge_string): Replace merged_strings_ with
2860 merged_strings_lists_.
2861 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2862 Merged_strings_list per input object and section. Don't store pointer
2863 to the string. Don't store length with each merged string entry.
2864 (Output_merge_string::finalize_merged_data): Loop over list of merged
2865 strings lists. Recompute length of each merged string.
2867 2010-07-15 Cary Coutant <ccoutant@google.com>
2869 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2872 2010-07-14 Ian Lance Taylor <iant@google.com>
2874 * descriptors.cc (Descriptors::open): Report correct name in error
2877 2010-07-13 Doug Kwan <dougkwan@google.com>
2879 * arm.cc (Arm_input_section::Arm_input_section): For a
2880 SHT_ARM_EXIDX section, always keeps the input sections.
2881 (Arm_input_section::set_exidx_section_link): New method.
2882 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2883 has_errors_ to false.
2884 (Arm_exidx_input_section::has_errors,
2885 Arm_exidx_input_section::set_has_errors): New methods.
2886 (Arm_exidx_input_section::has_errors_): New data member.
2887 (Arm_relobj::get_exidx_shndx_list): New method.
2888 (Arm_output_section::append_text_sections_to_list): Do not skip
2889 section without SHF_EXECINSTR.
2890 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2892 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2893 section header. Make error messages more verbose. Check for
2894 a non-executable section linked to an EXIDX section.
2895 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2896 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2897 check that there is no deferred EXIDX section if we exit early.
2898 Instead of not making an EXIDX section in case of an error, make one
2899 and set the has_errors flag of it.
2900 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2901 in a relocatable link.
2902 (Target_arm::do_relax): Look for the EXIDX output section instead of
2903 assuming that it is called .ARM.exidx.
2904 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2905 section list. Do not check for SHF_EXECINSTR section flags but
2906 skip any input section with errors.
2907 * output.cc (Output_section::Output_section): Initialize
2908 always_keeps_input_sections_ to false.
2909 (Output_section::add_input_section): Check for
2910 always_keeps_input_sections_.
2911 * output.h (Output_section::always_keeps_input_sections,
2912 Output_section::set_always_keeps_input_sections): New methods.
2913 (Output_section::always_keeps_input_sections): New data member.
2915 2010-07-13 Rafael Espindola <espindola@google.com>
2917 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2918 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2920 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2921 Ian Lance Taylor <iant@google.com>
2923 * output.h (Output_section_lookup_maps::add_merge_section):
2924 Correct check of whether value was inserted.
2925 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2926 (Output_section_lookup_maps::add_relaxed_input_section):
2928 * arm.cc (Target_arm::got_section): Remove used local os.
2929 * i386.cc (Target_i386::got_section): Likewise.
2930 * x86_64.cc (Target_x86_64::got_section): Likewise.
2931 * sparc.cc (Target_sparc::got_section): Likewise.
2932 (Target_sparc::relocate): Remove unused local have_got_offset.
2933 * powerpc.cc (Target_powerpc::relocate): Likewise.
2935 2010-07-13 Ian Lance Taylor <iant@google.com>
2937 * compressed_output.cc (zlib_decompress): Fix signature in
2940 * archive.cc (Archive::include_member): Unlock an external member
2941 of a thin archive. Don't bother to delete an object we know is
2944 2010-07-12 Cary Coutant <ccoutant@google.com>
2946 * compressed_output.cc (zlib_decompress): New function.
2947 (get_uncompressed_size): New function.
2948 (decompress_input_section): New function.
2949 * compressed_output.h (get_uncompressed_size): New function.
2950 (decompress_input_section): New function.
2951 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2952 Handle compressed debug sections.
2953 * layout.cc (is_compressed_debug_section): New function.
2954 (Layout::output_section_name): Map compressed section names to
2956 * layout.h (is_compressed_debug_section): New function.
2957 (is_debug_info_section): Recognize compressed debug sections.
2958 * merge.cc: Include compressed_output.h.
2959 (Output_merge_data::do_add_input_section): Handle compressed
2961 (Output_merge_string::do_add_input_section): Handle compressed
2963 * object.cc: Include compressed_output.h.
2964 (Sized_relobj::Sized_relobj): Initialize new data members.
2965 (build_compressed_section_map): New function.
2966 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2967 * object.h (Object::section_is_compressed): New method.
2968 (Object::do_section_is_compressed): New method.
2969 (Sized_relobj::Compressed_section_map): New type.
2970 (Sized_relobj::do_section_is_compressed): New method.
2971 (Sized_relobj::compressed_sections_): New data member.
2972 * output.cc (Output_section::add_input_section): Handle compressed
2974 * reloc.cc: Include compressed_output.h.
2975 (Sized_relobj::write_sections): Handle compressed debug sections.
2977 2010-07-08 Cary Coutant <ccoutant@google.com>
2979 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2980 weak when resolving to a dynamic def.
2981 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2982 for weak undef/dynamic def cases. Adjust callers.
2983 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2984 undef_binding_weak_.
2985 (Symbol_table::sized_write_globals): Adjust symbol binding.
2986 (Symbol_table::sized_write_symbol): Add binding parameter.
2987 * symtab.h (Symbol::set_undef_binding): New method.
2988 (Symbol::is_undef_binding_weak): New method.
2989 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2990 (Symbol_table::should_override): Add new parameter.
2991 (Symbol_table::sized_write_symbol): Add new parameter.
2993 * testsuite/weak_undef_file1.cc: Add new test case.
2994 * testsuite/weak_undef_file2.cc: Fix header comment.
2995 * testsuite/weak_undef_test.cc: Add new test case.
2997 2010-06-29 Doug Kwan <dougkwan@google.com>
2999 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3000 Initialize USE_SYMBOL_.
3001 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3003 (Arm_reloc_property::uses_symbol_): New data member declaration.
3004 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3005 uses symbol value and symbol is undefined but not weakly undefined.
3007 2010-06-28 Rafael Espindola <espindola@google.com>
3009 * plugin.cc (Plugin::load): Use dlerror.
3011 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3013 * symtab.cc (detect_odr_violations): When reporting an ODR
3014 violation, report an object where the symbol is defined.
3016 2010-06-25 Doug Kwan <dougkwan@google.com>
3018 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3019 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3021 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3022 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3023 target hook to detect function points.
3024 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3025 * icf.h (Icf::check_section_for_function_pointers): Change type of
3026 parameter SECTION_NAME to const reference to std::string. Use
3027 target hook to determine if section may have unsafe pointers.
3028 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3031 2010-06-21 Rafael Espindola <espindola@google.com>
3033 * fileread.cc (Input_file::find_fie): New
3034 (Input_file::open): Use Input_file::find_fie.
3035 * fileread.h (Input_file::find_fie): New
3036 * plugin.cc (set_extra_library_path): New.
3037 (Plugin::load): Add set_extra_library_path to the transfer vector.
3038 (Plugin_manager::set_extra_library_path): New.
3039 (Plugin_manager::add_input_file): Use the extra search path if set.
3040 (set_extra_library_path(): New.
3041 * plugin.h (Plugin_manager): Add set_extra_library_path and
3044 2010-06-19 Cary Coutant <ccoutant@google.com>
3046 * layout.cc (gdb_sections): Add .debug_types.
3047 (lines_only_debug_sections): Likewise.
3049 2010-06-18 Rafael Espindola <espindola@google.com>
3051 * plugin.cc (add_input_file,add_input_library)
3052 (Plugin_manager::add_input_file): Make filename arguments const.
3053 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3056 2010-06-16 Doug Kwan <dougkwan@google.com>
3058 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3059 .ARM.attributes section if we have not merged any input
3060 attributes sections.
3062 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3064 * arm.cc: Allow combining objects with no EABI version
3067 2010-06-15 Rafael Espindola <espindola@google.com>
3069 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3071 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3073 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3074 (struct iovec): Correct !HAVE_READV definition.
3076 2010-06-10 Cary Coutant <ccoutant@google.com>
3078 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3079 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3081 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3084 * symtab.h (Symbol::is_placeholder): New member function.
3085 * target-reloc.h (relocate_section): Check for placeholder symbols.
3087 * testsuite/Makefile.am (plugin_test_8): New test.
3088 (plugin_test_9): New test.
3089 * testsuite/Makefile.in: Regenerate.
3091 2010-06-09 Nick Clifton <nickc@redhat.com>
3093 * yyscript.y (input_list_element): Allow strings prefixed with
3094 the '-' character. Treat these as libraries.
3095 * script.cc (script_add_library): New function. Adds a library
3096 specified by "-l<name>" found in an input script.
3097 * script-c.h: Add prototype for script_add_library.
3099 2010-06-07 Doug Kwan <dougkwan@google.com>
3101 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3102 Restrict stub-group size to be within long conditional branch
3103 range when working around cortex-A8 erratum.
3105 2010-06-07 Damien Diederen <dd@crosstwine.com>
3107 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3110 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3114 (Output_section::Input_section_sort_entry::compare_section_ordering):
3115 Change to return non-zero correctly.
3116 (Output_section::Input_section_sort_section_order_index_compare
3117 ::operator()): Change to fix ambiguity in comparisons.
3119 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3121 * gold.h (is_wildcard_string): New function.
3122 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3123 (Layout::layout_eh_frame): Ditto.
3124 (Layout::find_section_order_index): New method.
3125 (Layout::read_layout_from_file): New method.
3126 * layout.h (Layout::find_section_order_index): New method.
3127 (Layout::read_layout_from_file): New method.
3128 (Layout::input_section_position_): New private member.
3129 (Layout::input_section_glob_): New private member.
3130 * main.cc (main): Call read_layout_from_file here.
3131 * options.h (--section-ordering-file): New option.
3132 * output.cc (Output_section::input_section_order_specified_): New
3134 (Output_section::Output_section): Initialize new member.
3135 (Output_section::add_input_section): Add new parameter.
3136 Keep input sections when --section-ordering-file is used.
3137 (Output_section::set_final_data_size): Sort input sections when
3138 section ordering file is specified.
3139 (Output_section::Input_section_sort_entry): Add new parameter.
3141 (Output_section::Input_section_sort_entry::compare_section_ordering):
3143 (Output_section::Input_section_sort_compare::operator()): Change to
3144 consider section_order_index.
3145 (Output_section::Input_section_sort_init_fini_compare::operator()):
3146 Change to consider section_order_index.
3147 (Output_section::Input_section_sort_section_order_index_compare
3148 ::operator()): New method.
3149 (Output_section::sort_attached_input_sections): Change to sort
3150 according to section order when specified.
3151 (Output_section::add_input_section<32, true>): Add new parameter.
3152 (Output_section::add_input_section<64, true>): Add new parameter.
3153 (Output_section::add_input_section<32, false>): Add new parameter.
3154 (Output_section::add_input_section<64, false>): Add new parameter.
3155 * output.h (Output_section::add_input_section): Add new parameter.
3156 (Output_section::input_section_order_specified): New
3158 (Output_section::set_input_section_order_specified): New method.
3159 (Input_section::Input_section): Initialize section_order_index_.
3160 (Input_section::section_order_index): New method.
3161 (Input_section::set_section_order_index): New method.
3162 (Input_section::section_order_index_): New member.
3163 (Input_section::Input_section_sort_section_order_index_compare): New
3165 (Output_section::input_section_order_specified_): New member.
3166 * script-sections.cc (is_wildcard_string): Delete and move modified
3168 (Output_section_element_input::Output_section_element_input): Modify
3169 call to is_wildcard_string.
3170 (Output_section_element_input::Input_section_pattern
3171 ::Input_section_pattern): Ditto.
3172 (Output_section_element_input::Output_section_element_input): Ditto.
3173 * testsuite/Makefile.am (final_layout): New test case.
3174 * testsuite/Makefile.in: Regenerate.
3175 * testsuite/final_layout.cc: New file.
3176 * testsuite/final_layout.sh: New file.
3178 2010-06-01 Rafael Espindola <espindola@google.com>
3180 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3182 2010-06-01 Rafael Espindola <espindola@google.com>
3184 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3185 visibility of symbols.
3187 2010-05-27 Doug Kwan <dougkwan@google.com>
3189 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3190 from start of output section instead of address for a local symbol
3191 in a merged or relaxed section when doing a relocatable link.
3193 2010-05-26 Rafael Espindola <espindola@google.com>
3196 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3197 adding sections the garbage collector removed.
3198 * gold/testsuite/Makefile.am: Add test.
3199 * gold/testsuite/Makefile.in: Regenerate.
3200 * gold/testsuite/plugin_test_7.sh: New.
3201 * gold/testsuite/plugin_test_7_1.c: New.
3202 * gold/testsuite/plugin_test_7_2.c: New.
3204 2010-05-26 Rafael Espindola <espindola@google.com>
3206 * script-sections.cc (Output_section_definition::set_section_addresses):
3207 Check for --section-start.
3209 2010-05-26 Doug Kwan <dougkwan@google.com>
3211 * arm.cc (Arm_scan_relocatable_relocs): New class.
3212 (Target_arm::relocate_special_relocatable): New method.
3213 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3214 (Arm_relocate_functions::thumb_branch_common): Same.
3215 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3216 instead of Default_scan_relocatable_relocs.
3217 * target-reloc.h (relocate_for_relocatable): Let target handle
3218 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3219 * target.h (Sized_target::relocate_special_relocatable): New method.
3221 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3223 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3225 2010-05-23 Doug Kwan <dougkwan@google.com>
3227 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3229 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3230 with a direct branch, not a conditional branch, to a stub.
3231 * merge.cc (Output_merge_base::record_input_section): New method
3233 (Output_merge_data::do_add_input_section): Record input section if
3234 keeps-input-sections flag is set.
3235 (Output_merge_string::do_add_input_section): Ditto.
3236 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3237 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3239 (Output_merge_base::keeps_input_sections,
3240 Output_merge_base::set_keeps_input_sections,
3241 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3243 (Output_merge_base::Input_sections): New type declaration.
3244 (Output_merge_base::input_sections_begin,
3245 Output_merge_base::input_sections_end,
3246 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3247 (Output_merge_base::bool keeps_input_sections_,
3248 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3249 Output_merge_base::input_sections_): New data members.
3250 (Output_merge_data::do_set_keeps_input_sections): New method
3252 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3253 * output.cc (Output_section::Input_section::relobj): Move method
3254 defintion from class declaration to here and handle merge sections.
3255 (Output_section::Input_section::shndx): Ditto.
3256 (Output_section::Output_section): Remove initializations of removed
3257 data members and initialize new data member LOOKUP_MAPS_.
3258 (Output_section::add_input_section): Set keeps-input-sections flag
3259 for a newly created merge output section as appropriate. Adjust code
3260 to use Output_section_lookup_maps class.
3261 (Output_section::add_relaxed_input_section): Adjst code for lookup
3262 maps code refactoring.
3263 (Output_section::add_merge_input_section): Add a new parameter
3264 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3265 class. If adding input section to a newly created merge output
3266 section fails, remove the new merge section.
3267 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3268 Adjust code for use of the Output_section_lookup_maps class.
3269 (Output_section::find_merge_section): Ditto.
3270 (Output_section::build_lookup_maps): New method defintion.
3271 (Output_section::find_relaxed_input_section): Adjust code to use
3272 Output_section_lookup_maps class.
3273 (Output_section::get_input_sections): Export merge sections. Adjust
3274 code to use Output_section_lookup_maps class.
3275 (Output_section:::add_script_input_section): Adjust code to use
3276 Output_section_lookup_maps class. Update lookup maps for merge
3278 (Output_section::discard_states): Use Output_section_lookup_maps.
3279 (Output_section::restore_states): Same.
3280 * output.h (Merge_section_properties): Move class defintion out of
3282 (Output_section_lookup_maps): New class.
3283 (Output_section::Input_section::is_merge_section): New method
3285 (Output_section::Input_section::relobj): Move defintion out of class
3286 defintion. Declare method only.
3287 (Output_section::Input_section::shndx): Ditto.
3288 (Output_section::Input_section::output_merge_base): New method defintion.
3289 (Output_section::Input_section::u2_.pomb): New union field.
3290 (Output_section::Merge_section_by_properties_map,
3291 Output_section::Output_section_data_by_input_section_map,
3292 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3294 (Output_section::add_merge_input_section): Add new parameter
3295 KEEPS_INPUT_SECTIONS.
3296 (Output_section::build_lookup_maps): New method declaration.
3297 (Output_section::merge_section_map_,
3298 Output_section::merge_section_by_properties_map_,
3299 Output_section::relaxed_input_section_map_,
3300 Output_section::is_relaxed_input_section_map_valid_): Remove data
3302 (Output_section::lookup_maps_): New data member.
3304 2010-05-21 Doug Kwan <dougkwan@google.com>
3307 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3308 avoid a compilation error.
3310 2010-05-19 Rafael Espindola <espindola@google.com>
3312 * script-sections.cc (Output_section_definition::allocate_to_segment):
3313 Update the phdrs_list even when the output section is NULL.
3314 * testsuite/Makefile.am: Add test.
3315 * testsuite/Makefile.in: Regenerate.
3316 * testsuite/script_test_9.cc: New.
3317 * testsuite/script_test_9.sh: New.
3318 * testsuite/script_test_9.t: New.
3320 2010-05-19 Doug Kwan <dougkwan@google.com>
3322 * arm.cc (Arm_input_section::original_size): New method.
3323 (Arm_input_section::do_addralign): Add a cast.
3324 (Arm_input_section::do_output_offset): Remove static cast.
3325 (Arm_input_section::original_addralign,
3326 Arm_input_section::original_size_): Change type to uint32_t.
3327 (Arm_input_section::init): Add safe casts for section alignment
3329 (Arm_input_section::set_final_data_size): Do not set address and
3330 offset of stub table.
3331 (Arm_output_section::fix_exidx_coverage): Change use of of
3332 Output_section::Simple_input_section to that of
3333 Output_section::Input_section.
3334 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3335 except for the first pass.
3336 * output.cc (Output_section::get_input_sections): Change type of
3337 input_sections to std::list<Input_section>.
3338 (Output_section::add_script_input_section): Rename from
3339 Output_section::add_simple_input_section. Change type of SIS
3340 parameter from Simple_input_section to Input_section.
3341 * output.h (Output_section::Simple_input_section): Remove class.
3342 (Output_section::Input_section): Change class visibility to public.
3343 (Output_section::Input_section::addralign): Use stored alignments
3344 for special input sections if set.
3345 (Output_section::Input_section::set_addralign): New method.
3346 (Output_section::get_input_sections): Change parameter type from
3347 list of Simple_input_section to list of Input_section.
3348 (Output_section::add_script_input_section): Rename from
3349 Output_section::add_simple_input_section. Change first parameter's
3350 type from Simple_input_section to Input_section and remove the
3351 second and third parameters.
3352 * script-sections.cc (Input_section::Input_section_list): Change
3353 type to list of Output_section::Input_section/
3354 (Input_section_info::Input_section_info): Change parameter type of
3355 INPUT_SECTION to Output_section::Input_section.
3356 (Input_section_info::input_section): Change return type.
3357 (Input_section_info::input_section_): Change type to
3358 Output_section::Input_section.
3359 (Output_section_element_input::set_section_addresses): Adjust code
3360 to use Output_section::Input_section instead of
3361 Output_section::Simple_input_section. Adjust code for renaming
3362 of Output_section::add_simple_input_section.
3363 (Orphan_output_section::set_section_addresses): Ditto.
3365 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3367 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3368 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3370 2010-05-18 Rafael Espindola <espindola@google.com>
3372 * options.cc (General_options::finalize): Handle -nostdlib.
3373 * options.h (nostdlib): New option.
3374 * script.cc (script_add_search_dir): Handle -nostdlib.
3376 2010-05-12 Doug Kwan <dougkwan@google.com>
3378 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3379 attributes section only if there no attributes section after merging.
3380 (Target_arm::merge_object_attributes): Move value of
3381 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3382 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3383 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3384 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3385 and arm_attr_merge_7.stdout.
3386 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3387 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3388 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3389 arm_attr_merge_7b.o): New rules.
3390 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3392 * testsuite/Makefile.in: Regenerate.
3393 * testsuite/arm_attr_merge.sh: New file.
3394 * testsuite/arm_attr_merge_[67][ab].s: Same.
3396 2010-05-05 Nick Clifton <nickc@redhat.com>
3398 * po/es.po: Updated Spanish translation.
3400 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3402 * Makefile.am (install-exec-local): Properly install gold as
3403 default cross linker.
3404 * Makefile.in: Regenerated.
3406 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3407 Nick Clifton <nickc@redhat.com>
3409 * configure.ac (install_as_default): Define and set to false
3410 unless --enable-gold or --enable-gold=both/gold has been
3412 * configure: Regenerate.
3414 * Makefile.am (install-exec-local): Install the executable as
3415 'ld.gold'. If install_as_default is true then also install it as
3417 * Makefile.in: Regenerated.
3419 2010-04-24 Ian Lance Taylor <iant@google.com>
3421 * layout.cc (Layout::layout_reloc): In relocatable link don't
3422 combine reloc sections for grouped sections.
3424 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3426 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3427 sections that are not ordinary to icf.
3428 * icf.cc (get_section_contents): Handle relocation pointing to section
3429 with no object or shndx information.
3430 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3431 * testsuite/Makefile.in: Regenerate.
3432 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3433 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3435 2010-04-22 Ian Lance Taylor <iant@google.com>
3437 * expression.cc (Expression::Expression_eval_info): Add
3438 result_alignment_pointer field.
3439 (Expression::eval_with_dot): Add result_alignment_pointer
3440 parameter. Change all callers.
3441 (Expression::eval_maybe_dot): Likewise.
3442 (class Binary_expression): Add alignment_pointer parameter to
3443 left_value and right_value. Change all callers.
3444 (BINARY_EXPRESSION): Set result alignment.
3445 (class Trinary_expression): Add alignment_pointer parameter to
3446 arg2_value and arg3_value. Change all callers.
3447 (Trinary_cond::value): Set result alignment.
3448 (Max_expression::value, Min_expression::value): Likewise.
3449 (Align_expression::value): Likewise.
3450 * script-sections.cc (class Sections_element): Add dot_alignment
3451 parameter to set_section_addresses virtual function. Update
3453 (class Output_section_element): Likewise.
3454 (Script_sections::create_segments): Add dot_alignment parameter.
3456 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3457 (Script_sections::set_phdrs_clause_addresses): Likewise.
3458 * script-sections.h: Update declarations.
3459 * script.h: Update declarations.
3460 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3462 * testsuite/script_test_3.t: Set large alignment.
3463 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3464 segment has expected alignment.
3466 2010-04-22 Nick Clifton <nickc@redhat.com>
3468 * po/gold.pot: Updated by the Translation project.
3469 * po/vi.po: Updated Vietnamese translation.
3471 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3473 * testsuite/Makefile.am (check_PROGRAMS): Add
3474 icf_virtual_function_folding_test.
3475 * testsuite/Makefile.in: Regenerated.
3477 2010-04-15 Andrew Haley <aph@redhat.com>
3479 * options.h (merge_exidx_entries): New option.
3480 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3481 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3482 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3483 (Target_arm::merge_exidx_entries): New function.
3484 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3485 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3486 to Arm_exidx_fixup constructor.
3487 Add new arg, merge_exidx_entries.
3488 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3489 Arm_output_section::fix_exidx_coverage.
3491 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3493 * icf.cc (get_section_contents): Check for preemptible functions.
3494 Ignore addend when appropriate.
3495 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3497 (add_from_relobj): Check for section folded.
3498 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3499 * symtab.h (should_add_dynsym_entry): Add new parameter.
3500 * target-reloc.h (scan_relocs): Check for section folded.
3501 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3502 Check reloc types for function pointers in shared objects.
3503 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3505 (icf_preemptible_functions_test): New test case.
3506 (icf_string_merge_test): New test case.
3507 * testsuite.Makefile.in: Regenerate.
3508 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3509 bar_glob. Refactor code.
3510 * testsuite/icf_preemptible_functions_test.cc: New file.
3511 * testsuite/icf_preemptible_functions_test.sh: New file.
3512 * testsuite/icf_string_merge_test.cc: New file.
3513 * testsuite/icf_string_merge_test.sh: New file.
3514 * testsuite/icf_virtual_function_folding_test.cc: New file.
3515 * testsuite/icf_virtual_function_folding_test.sh: New file.
3517 2010-04-14 Doug Kwan <dougkwan@google.com>
3519 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3520 for local symbol recounting if we remove a section due to ICF.
3521 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3522 there are no regular objects in input.
3524 2010-04-13 Doug Kwan <dougkwan@google.com>
3526 * arm.cc (Arm_input_section::set_final_data_size): Compute
3527 accurate final data size instead of using current data size.
3529 2010-04-09 Doug Kwan <dougkwan@google.com>
3531 * layout.cc (Layout::choose_output_section): Handle script section
3533 (Layout::make_output_section_for_script): Add section type parameter.
3534 Handle script section types.
3535 * layout.h (Layout::make_output_section_for_script): Add section
3537 * output.cc (Output_section::Output_section): Initialize data member
3539 (Output_section::do_reset_address_and_file_offset): Do not set address
3540 to 0 if section is a NOLOAD section.
3541 * output.h (Output_section::is_noload): New method.
3542 (Output_section::set_is_noload): Ditto.
3543 (Output_section::is_noload_): New data member.
3544 * script-c.h (Script_section_type): New enum type.
3545 (struct Parser_output_section_header): Add new file section_type.
3546 * script-sections.cc (Sections_element::output_section_name): Add
3547 parameter for returning script section type.
3548 (Output_section_definition::output_section_name): Ditto.
3549 (Output_section_definition::section_type)P; New method.
3550 (Output_section_definiton::script_section_type_name): Ditto.
3551 (Output_section_definition::script_section_type_): New data member.
3552 (Output_section_definition::Output_section_definition): Initialize
3553 data member Output_section_definition::script_section_type_.
3554 (Output_section_definition::create_sections): Pass script section type
3555 to Layout::make_output_section_for_script.
3556 (Output_section_definition::output_section_name): Return script
3557 section type to caller.
3558 (Output_section_definition::set_section_address): Do not advance
3559 dot value and load address if section type is NOLOAD. Set address
3560 of NOLOAD sections regardless of section flags.
3561 (Output_section_definition::print): Print section type if it is
3562 not SCRIPT_SECTION_TYPE_NONE.
3563 (Output_section_definition::section_type): New method.
3564 (Output_section_definition::script_section_type_name): Ditto.
3565 (Script_sections::output_section_name): Add new parameter
3566 PSECTION_TYPE for returning script section type. Pass it to
3567 section elements. Handle discard sections.
3568 (Sort_output_sections::operator()): Handle NOLOAD sections.
3569 * script-sections.h (Script_sections::Section_type): New enum type.
3570 (Script_sections::output_section_name): Add a new parameter for
3571 returning script section type.
3572 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3574 * yyscript.y (union): Add new field SECTION_TYPE.
3575 (COPY, DSECT, INFO, NOLOAD): New tokens.
3576 (opt_address_and_section_type): Change type to output_section_header.
3577 (section_type): New non-terminal
3578 (section_header): Handle section type.
3579 (opt_address_and_section_type): Return section type value.
3581 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3583 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3584 * testsuite/plugin_common_test_2.c (foo): Likewise.
3586 2010-04-08 Doug Kwan <dougkwan@google.com>
3588 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3590 * output.cc (Output_section::add_merge_input_section): Simplify
3591 code and return status of Output_merge_base::add_input_section.
3592 Update merge section map only if Output_merge_base::add_input_section
3595 2010-04-07 Doug Kwan <dougkwan@google.com>
3597 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3598 if section is marked as containing instructions but has no mapping
3600 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3601 correct section index.
3602 (Arm_relobj::find_linked_text_section): Ditto.
3604 2010-04-07 Cary Coutant <ccoutant@google.com>
3606 * archive.cc (include_member): Destroy Read_symbols_data object before
3608 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3609 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3610 (Read_symbols_data::~Read_symbols_data) New destructor.
3611 (Section_relocs::Section_relocs) New constructor.
3612 (Section_relocs::~Section_relocs) New destructor.
3613 (Read_relocs_data::Read_relocs_data) New constructor.
3614 (Read_relocs_data::~Read_relocs_data) New destructor.
3615 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3616 pointers to NULL after deleting.
3618 2010-04-07 Doug Kwan <dougkwan@google.com>
3620 * arm.cc: Replace "endianity" with "endianness" in comments.
3621 (Arm_exidx_cantunwind): Ditto.
3622 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3623 (Arm_relobj::merge_flags_and_attributes): New method.
3624 (Arm_relobj::merge_flags_and_attributes_): New data member.
3625 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3626 (Arm_relobj::scan_sections_for_stubs): Ditto.
3627 (Arm_relobj::do_read_symbols): Check to see if we really want to
3628 merge processor-specific flags and attributes. Exit early if
3629 an object is empty except for section names and the undefined symbol.
3630 (Target_arm::do_finalize_sections): Move check for ELF format to
3631 Arm_relobj::do_read_symbols. Merge processor specific flags and
3632 attributes from a regular object only when we have determined that
3633 it is aapropriate. Do not create an .ARM.attributes section in
3634 output if there is no regular input object.
3635 (Target_arm::merge_processor_specific_flags): Check
3636 --warn-mismatch before printing any error.
3637 (Target_arm::merge_object_attributes): Ditto.
3638 * gold.cc (queue_middle_tasks): Handle the case in which there is
3639 no regular object in input.
3640 * options.cc (General_options::parse_EB): New method.
3641 (General_options::parse_EL): Same.
3642 (General_options::General_options): Initialize endianness_.
3643 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3645 (General_options::Endianness): New enum.
3646 (General_options::endianness): New method.
3647 (General_options::endianness_): New data member.
3648 * parameters.cc (Parameters::set_options): Check target endianness.
3649 (Parameters::set_target_once): Ditto.
3650 (Parameters::check_target_endianness): New method.
3651 (parameters_force_valid_target): If either -EL or -EB is specified,
3652 use it to define endianness of default target.
3653 * parameters.h (Parameters::check_target_endianness): New method
3655 * target.h (class Target): Change "endianity" to "endianness"
3658 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3660 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3661 * configure: Regenerate.
3662 * Makefile.in: Regenerate.
3663 * testsuite/Makefile.in: Regenerate.
3665 2010-04-06 Cary Coutant <ccoutant@google.com>
3668 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3669 prevailing definitions of common symbols.
3670 * testsuite/plugin_test_6.sh: New test case.
3671 * testsuite/plugin_common_test_1.c: New test case.
3672 * testsuite/plugin_common_test_2.c: New test case.
3673 * testsuite/Makefile.am (plugin_test_6): New test case.
3674 * testsuite/Makefile.in: Regenerate.
3676 2010-04-06 Nick Clifton <nickc@redhat.com>
3678 * po/vi.po: New Vietnamese translation.
3680 2010-03-30 Doug Kwan <dougkwan@google.com>
3682 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3684 2010-03-25 Doug Kwan <dougkwan@google.com>
3686 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3687 to avoid a conversion warning on a 32-bit host.
3689 2010-03-24 Ian Lance Taylor <iant@google.com>
3691 * testsuite/script_test_3.t: Add a TLS segment.
3692 * testsuite/Makefile.am (check_PROGRAMS): Add
3693 tls_phdrs_script_test.
3694 (tls_phdrs_script_test_SOURCES): Define.
3695 (tls_phdrs_script_test_DEPENDENCIES): Define.
3696 (tls_phdrs_script_test_LDFLAGS): Define.
3697 (tls_phdrs_script_test_LDADD): Define.
3698 * testsuite/Makefile.in: Rebuild.
3700 2010-03-23 Cary Coutant <ccoutant@google.com>
3702 * fileread.cc (find_or_make_view): Fix comment.
3704 2010-03-23 Ian Lance Taylor <iant@google.com>
3706 * script-sections.cc (class Orphan_section_placement): Define
3707 PLACE_TLS and PLACE_TLS_BSS.
3708 (Orphan_section_placement::Orphan_section_placement): Initialize
3710 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3711 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3712 (tls_script_test_SOURCES): Define.
3713 (tls_script_test_DEPENDENCIES): Define.
3714 (tls_script_test_LDFLAGS): Define.
3715 (tls_script_test_LDADD): Define.
3716 * testsuite/Makefile.in: Rebuild.
3718 2010-03-22 Doug Kwan <dougkwan@google.com>
3720 * arm.cc (Arm_relocate_functions::abs8,
3721 Arm_relocate_functions::abs16): Use correct check for overflow
3722 specified in the ARM ELF specs.
3723 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3724 target of a BLX instruction specially.
3725 (Reloc_stub::stub_type_for_reloc): Ditto.
3726 (Relocate::relocate): Use symbolic names instead of numeric relocation
3727 codes to report error.
3728 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3730 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3731 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3732 thumb2_blx_out_of_range.stdout
3733 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3734 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3735 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3736 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3737 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3738 thumb2_blx_in_range, thumb2_blx_in_range.o,
3739 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3740 thumb2_blx_out_of_range.o): New rules.
3741 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3742 thumb2_blx_in_range and thumb2_blx_out_of_range.
3743 * testsuite/Makefile.in: Regenerate.
3744 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3745 * testsuite/thumb_blx_in_range.s: New file.
3746 * testsuite/thumb_blx_out_of_range.s: New file.
3748 2010-03-22 Rafael Espindola <espindola@google.com>
3750 * archive.cc (Should_include): Move to archive.h.
3751 (should_include_member): Make it a member of Archive.
3753 (Add_lib_group_symbols): New.
3754 * archive.h: Include options.h.
3755 (Archive_member): Moved from Archive.
3756 (Should_include): Moved from archive.cc.
3758 (Add_lib_group_symbols): New.
3759 * dynobj.cc (do_should_include_member): New.
3760 * dynobj.h (do_should_include_member): New.
3761 * gold.cc (queue_initial_tasks): Update call to queue.
3762 * main.cc (main): Print lib group stats.
3763 * object.cc (do_should_include_member): New.
3764 * object.h: Include archive.h.
3765 (Object::should_include_member): New.
3766 (Object::do_should_include_member): New.
3767 (Sized_relobj::do_should_include_member): New.
3768 * options.cc (General_options::parse_start_lib): New.
3769 (General_options::parse_end_lib): New.
3770 (Input_arguments::add_file): Handle lib groups.
3771 (Input_arguments::start_group): Check we are not in a lib.
3772 (Input_arguments::start_lib): New.
3773 (Input_arguments::end_lib): New.
3774 * options.h (General_options): Add start_lib and end_lib.
3775 (Input_argument::lib_): New.
3776 (Input_argument::lib): New.
3777 (Input_argument::is_lib): New.
3778 (Input_file_lib): New.
3779 (Input_arguments::in_lib_): New.
3780 (Input_arguments::in_lib): New.
3781 (Input_arguments::start_lib): New.
3782 (Input_arguments::end_lib_): New.
3783 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3784 in unused members as preempted.
3785 (Sized_pluginobj::do_should_include_member): New.
3786 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3787 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3789 (Read_symbols::do_whole_lib_group): New.
3790 (Read_symbols::do_lib_group): New.
3791 (Read_symbols::do_read_symbols): Handle lib groups.
3792 (Read_symbols::get_name): Handle lib groups.
3793 * readsyms.h (Read_symbols): Add an archive member pointer.
3794 (Read_symbols::do_whole_lib_group): New.
3795 (Read_symbols::do_lib_group): New.
3796 (Read_symbols::member_): New.
3797 * script.cc (read_input_script): Update call to queue_soon.
3799 2010-03-19 Doug Kwan <dougkwan@google.com>
3801 * arm.cc (Stub_table::Stub_table): Initialize new data members
3802 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3803 (Stub_table::add_reloc_stub): Assign stub offset and update
3804 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3805 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3807 (Stub_table::update_data_size_and_addralign): Use
3808 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3809 instead of going over all reloc stubs.
3810 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3811 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3812 Stringpool_template::offset_ to size of Stringpool_char.
3813 (Stringpool_template::new_key_offset): Remove code to initialize
3814 Stringpool_template::offset_.
3815 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3816 Stringpool_template::offset_ to zero.
3818 2010-03-15 Doug Kwan <dougkwan@google.com>
3820 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3822 (Stringpool_template::new_key_offset): New method.
3823 (Stringpool_template::add_string): Assign offsets when adding new
3825 (Stringpool_template::set_string_offsets): Do not set string offsets
3826 when not optimizing.
3827 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3829 (Chunked_vector::clear): Clear size_.
3830 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3831 (Chunked_vector::size): Return size_.
3832 (Chunked_vector::push_back): Use size_ to find insert position.
3833 (Chunked_vector::size_): New data member.
3834 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3835 (Stringpool_template::new_key_offset): New method declaration.
3836 (Stringpool_template::offset_): New data member.
3838 2010-03-15 Rafael Espindola <espindola@google.com>
3840 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3841 Add_symbols' constructor.
3842 * readsyms.h (Add_symbols): Remove the input_group member.
3844 2010-03-10 Ian Lance Taylor <iant@google.com>
3846 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3847 target to ask whether a reference to a symbol requires a stack
3849 * target.h (Target::is_call_to_non_split): New function.
3850 (Target::do_is_call_to_non_split): Declare virtual function.
3851 * target.cc: Include "symtab.h".
3852 (Target::do_is_call_to_non_split): New function.
3853 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3855 2010-03-10 Cary Coutant <ccoutant@google.com>
3857 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3858 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3859 (File_read::open[2]): Add whole_file_view_ to list of views.
3860 (File_read::make_view): Remove test of whole_file_view_.
3861 (File_read::find_or_make_view): Create whole_file_view_ if
3863 (File_read::clear_views): Replace bool parameter with enum;
3864 adjust all callers. Don't delete views with permanent data;
3865 do delete cached views and views from archives if
3866 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3867 if clearing the corresponding view.
3868 * fileread.h (File_read::Clear_views_mode): New enum.
3869 (File_read::View::is_permanent_view): New method.
3870 (File_read::clear_views): Replace bool parameter
3871 with enum; adjust all callers.
3872 * options.h (General_options): Change keep_files_mapped option;
3873 add map_whole_files.
3874 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3876 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3879 2010-03-10 David S. Miller <davem@davemloft.net>
3881 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3883 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3885 * icf.cc (get_section_contents): Add '@' marker after processing the
3888 2010-03-08 Doug Kwan <dougkwan@google.com>
3890 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3891 due to a conversion warning.
3892 (Arm_relobj::update_output_local_symbol_count): Check for local
3893 symbol with unset output index.
3895 2010-03-05 Ian Lance Taylor <iant@google.com>
3897 * options.h (class General_options): Add --spare-dynamic-tags.
3898 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3899 --spare-dynamic-tags.
3901 2010-03-05 Ian Lance Taylor <iant@google.com>
3903 * incremental.cc: Include "libiberty.h".
3905 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3907 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3908 function, is_info_ member.
3909 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3910 (Versions::Versions): Update caller.
3911 (Versions::define_base_version): Likewise.
3912 (Versions::add_def): Likewise.
3914 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3916 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3917 (Scan::possible_function_pointer_reloc): New function.
3918 (Scan::local_reloc_may_be_function_pointer): Change to call
3919 possible_function_pointer_reloc.
3920 (Scan::global_reloc_may_be_function_pointer): Ditto.
3921 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3922 relocations in ".data.rel.ro._ZTV" section.
3923 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3924 * testsuite/icf_safe_so_test.cc: Ditto.
3925 * testsuite/icf_safe_test.cc: Ditto.
3926 * testsuite/icf_safe_test.sh: Ditto.
3928 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3929 Ian Lance Taylor <iant@google.com>
3931 * target-reloc.h (relocate_section): Check the symbol table index
3932 for -1U before setting the local symbol index.
3933 (scan_relocatable_relocs): If copying the relocation, record that
3934 the local symbol is required.
3935 * object.h (Symbol_value::is_output_symtab_index_set): New
3937 (Symbol_value::may_be_discarded_from_output_symtab): New
3939 (Symbol_value::has_output_symtab_entry): New function.
3940 (Symbol_value::needs_output_symtab_entry): Remove.
3941 (Symbol_value::output_symtab_index): Make sure the symbol index is
3943 (Symbol_value::set_output_symtab_index): Make sure the symbol
3944 index is not set. Make sure the new index is valid.
3945 (Symbol_value::set_must_have_output_symtab_entry): New function.
3946 (Symbol_value::has_output_dynsym_entry): New function.
3947 (Symbol_value::set_output_dynsym_index): Make sure the new index
3949 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3950 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3951 local symbol if permitted.
3952 (Sized_relobj::do_finalize_local_symbols): Call
3953 is_output_symtab_index_set rather than needs_output_symtab_entry.
3954 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3955 rather than needs_output_symtab_entry. Call
3956 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3957 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3958 is_output_symtab_index_set rather than needs_output_symtab_entry.
3959 * testsuite/discard_locals_relocatable_test.c: New file.
3960 * testsuite/discard_locals_test.sh: Test -r.
3961 * testsuite/Makefile.am (check_DATA): Add
3962 discard_locals_relocatable_test1.syms,
3963 discard_local_relocatable_test2.syms.
3964 (MOSTLYCLEANFILES): Likewise. Also add
3965 discard_locals_relocatable_test1.lout and
3966 discard_locals_relocatable_test2.out.
3967 (discard_locals_relocatable_test1.syms): New target.
3968 (discard_locals_relocatable_test.o): New target.
3969 (discard_locals_relocatable_test1.out): New target.
3970 (discard_locals_relocatable_test2.syms): New target.
3971 (discard_locals_relocatable_test2.out): New target.
3972 (various): Add missing ../ld-new dependencies.
3973 * testsuite/Makefile.in: Rebuild.
3975 2010-03-03 Nick Clifton <nickc@redhat.com>
3977 * po/fi.po: New Finnish translation.
3979 2010-03-01 Doug Kwan <dougkwan@google.com>
3981 * layout.cc (Layout::Layout): Force section types of .init_array*,
3982 .preinit_array* and .fini_array* sections.
3983 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3984 Fix check of return value of std::string::find.().
3985 (Output_section::Input_section_sort_compare::operator()): Remove
3986 comment about .init_array.
3987 (Output_section::Input_section_sort_init_fini_compare::operator()):
3989 (Output_section::sort_attached_input_sections): Handle .init_array
3990 and .fini_array specially.
3991 * output.h (Output_section::Inut_section_sort_compare): Update
3993 (Output_section::Input_section_sort_init_fini_compare): New struct.
3995 2010-02-26 Doug Kwan <dougkwan@google.com>
3997 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3998 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3999 * testsuite/debug_msg.sh: Avoid matching source line number for
4000 use of global variable undef_int.
4002 2010-02-26 Doug Kwan <dougkwan@google.com>
4004 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4005 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4006 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4007 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4008 * options.cc (General_options::General_options): Initialize member
4010 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4011 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4012 and rm_no_fix_v4bx.stdout
4013 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4014 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4015 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4016 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4017 and arm_no_fix_v4bx.
4018 * Makefile.in: Regenerate.
4019 * testsuite/arm_fix_v4bx.s: New file.
4020 * testsuite/arm_fix_v4bx.sh: Ditto.
4022 2010-02-24 Doug Kwan <dougkwan@google.com>
4024 * arm.cc (Target_arm::got_section): Make the .got section the first
4025 non RELRO section in the data segment.
4026 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4027 suffixes of section names.
4029 2010-02-24 Doug Kwan <dougkwan@google.com>
4031 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4032 flags and attributes merging if an input file is a binary file.
4033 * fileread.cc (Input_file::open): Record format of original file.
4034 * fileread.h (Input_file::Format): New enum type.
4035 (Input_file::Input_file): Initialize data member format_.
4036 (Input_file::format): New method definition.
4037 (Input_file::format_):: New data member.
4039 2010-02-24 Doug Kwan <dougkwan@google.com>
4041 * arm.cc (Arm_output_data_got): New class.
4042 (ARM_TCB_SIZE): New constant
4043 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4044 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4045 If user uses a script with a SECTIONS clause, issue only a warning
4046 for a misplaced EXIDX input section. Otherwise, issue an error.
4047 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4049 (Target_arm::got_mode_index_entry): Handle static linking.
4050 (Target_arm::Scan::local): Ditto.
4051 (Target_arm::Scan::global): Ditto.
4052 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4053 all incorrectly implemented relocations.
4054 (Target_arm::fix_exidx_coverage): Pass layout to
4055 Arm_output_section::fix_exidx_coverage.
4056 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4057 from ".ARM.exidx." and ".ARM.extab.".
4059 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4061 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4062 section if it does not already exist.
4063 * attributes.cc (Attributes_section_data::Attributes_section_data):
4064 Don't crash if size is zero.
4066 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4067 Ian Lance Taylor <iant@google.com>
4069 * gold.cc (queue_middle_tasks): If no input files were opened,
4071 * workqueue.h (Task_function::Task_function): Assert that there is
4074 2010-02-22 Doug Kwan <dougkwan@google.com>
4076 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4077 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4078 types to avoid warnings due to different uint64_t implementations
4081 2010-02-21 Doug Kwan <dougkwan@google.com>
4083 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4084 handling of the maximum backward branch offset.
4085 (Arm_relocate_functions::thumb_branch_common): Ditto.
4086 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4087 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4088 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4089 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4090 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4091 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4092 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4093 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4094 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4095 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4096 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4097 thumb2_bl_out_of_range.o): New rules.
4098 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4099 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4100 thumb2_bl_out_of_range
4101 * testsuite/Makefile.in: Regenerate.
4102 * testsuite/arm_bl_in_range.s: New file.
4103 * testsuite/arm_bl_out_of_range.s: Ditto.
4104 * testsuite/arm_branch_in_range.sh: Ditto.
4105 * testsuite/arm_branch_range.t: Ditto.
4106 * testsuite/thumb2_branch_range.t: Ditto.
4107 * testsuite/thumb_bl_in_range.s: Ditto.
4108 * testsuite/thumb_bl_out_of_range.s: Ditto.
4109 * testsuite/thumb_branch_range.t: Ditto.
4111 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4113 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4114 Add reloc offset information.
4115 * icf.cc (get_section_contents): Change iterators to point to the new
4116 vectors. Add reloc offset information to the contents.
4117 * icf.h (Icf::Sections_reachable_info): New typedef.
4118 (Icf::Sections_reachable_list): New typedef.
4119 (Icf::Offset_info): New typedef.
4120 (Icf::Reloc_info): New struct typedef.
4121 (Icf::Reloc_info_list): New typedef.
4122 (Icf::symbol_reloc_list): Delete method.
4123 (Icf::addend_reloc_list): Delete method.
4124 (Icf::section_reloc_list): Delete method.
4125 (Icf::reloc_info_list): New method.
4126 (Icf::reloc_info_list_): New member.
4128 2010-02-19 Doug Kwan <dougkwan@google.com>
4130 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4131 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4132 * arm.cc (Arm_relocation_functions): New forward declaration.
4133 (Target_arm::Target_arm): Initialize new data members
4134 got_mod_index_offset_ and tls_base_symbol_defined_.
4135 (Target_arm::Relocate::relocate_tls): New method.
4136 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4137 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4139 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4140 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4141 (Target_arm::got_mod_index_offset_,
4142 Target_arm::tls_base_symbol_defined_): New data members.
4143 (Target_arm::Scan::local, Target::Scan::global,
4144 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4147 2010-02-18 Doug Kwan <dougkwan@google.com>
4149 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4150 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4151 text section as a parameter becuase some broken tools may not set
4152 the link in section header.
4153 (Target_arm::has_got_section): New method.
4154 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4155 without any mapping symbol as data only. Remove warning.
4156 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4157 link in its section header, try to discover the link by inspecting the
4158 REL31 relocation at the beginning of the section.
4159 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4161 (Target_arm::Scan::global): Treat any reference to the symbol
4162 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4164 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4166 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4167 (Scan::global_reloc_may_be_function_pointer): New function.
4168 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4169 (Scan::global_reloc_may_be_function_pointer): New function.
4170 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4171 (Scan::global_reloc_may_be_function_pointer): New function.
4172 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4173 (Scan::global_reloc_may_be_function_pointer): New function.
4174 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4175 (Scan::global_reloc_may_be_function_pointer): New function.
4176 (Scan::possible_function_pointer_reloc): New function.
4177 (Target_x86_64::can_check_for_function_pointers): New function.
4178 * gc.h (gc_process_relocs): Scan relocation types to determine if
4179 function pointers were taken for targets that support it.
4180 * icf.cc (Icf::find_identical_sections): Include functions for
4181 folding in safe ICF whose pointer is not taken.
4182 * icf.h (Secn_fptr_taken_set): New typedef.
4183 (fptr_section_id_): New member.
4184 (section_has_function_pointers): New function.
4185 (set_section_has_function_pointers): New function.
4186 (check_section_for_function_pointers): New function.
4187 * options.h: Fix comment for safe ICF option.
4188 * target.h (can_check_for_function_pointers): New function.
4189 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4190 Modify icf_safe_test for X86-64.
4191 * testsuite/Makefile.in: Regenerate.
4192 * testsuite/icf_safe_so_test.cc: New file.
4193 * testsuite/icf_safe_so_test.sh: New file.
4194 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4195 (main): Change to take pointer to function kept_func_3.
4196 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4197 folding is done correctly for X86-64.
4199 2010-02-12 David S. Miller <davem@davemloft.net>
4201 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4202 is_symbolless parameter.
4203 (Output_reloc<SHT_REL>::is_symbolless): New.
4204 (Output_reloc<SHT_REL>::is_symbolless_): New.
4205 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4206 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4207 (Output_reloc<SHT_RELA>::is_symbolless): New.
4208 (Output_data_reloc::add_global): Handle is_symbolless.
4209 (Output_data_reloc::add_global_relative): Likewise.
4210 (Output_data_reloc::add_local): Likewise.
4211 (Output_data_reloc::add_local_relative): Likewise.
4212 (Output_data_reloc::add_symbolless_global_addend): New.
4213 (Output_data_reloc::add_symbolless_local_addend): New.
4214 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4216 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4217 instead of ->is_relative_
4218 (Output_reloc::write): Likewise.
4219 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4220 (Output_reloc::write_rel): Simplify.
4222 * sparc.cc (Target_sparc::Scan::local): Use
4223 ->add_symbolless_local_addend as needed.
4224 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4225 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4226 based upon relocation offset.
4228 2010-02-11 Doug Kwan <dougkwan@google.com>
4230 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4231 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4232 beginning of function.
4233 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4234 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4235 parameter is_32bit in calls to should_apply_static_reloc.
4236 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4237 (check_DATA): Add arm_abs_global.stdout.
4238 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4239 arm_abs_global.stdout): New rules.
4240 (MOSTLLYCLEANFILES): Add arm_abs_global
4241 * Makefile.in: Regenerate.
4242 * testsuite/arm_abs_global.s: New file.
4243 * testsuite/arm_abs_global.sh: Ditto.
4244 * testsuite/arm_abs_lib.s: Ditto.
4246 2010-02-11 Ian Lance Taylor <iant@google.com>
4248 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4250 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4251 Allocate_commons_task first.
4252 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4253 task, rather than symtab_lock_.
4254 (Gc_process_relocs::~Gc_process_relocs): New function.
4255 (Gc_process_relocs::is_runnable): Check this_blocker_.
4256 (Gc_process_relocs::locks): Use next_blocker_ rather than
4258 (Scan_relocs::~Scan_relocs): New function.
4259 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4261 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4263 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4264 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4265 constructor accordingly.
4266 (class Gc_process_relocs): Likewise.
4267 (class Scan_relocs): Likewise.
4268 * common.h (class Allocate_commons_task): Remove symtab_lock_
4269 field, and corresponding constructor parameter.
4270 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4272 (Allocate_commons_task::locks): Likewise.
4274 2010-02-11 Ian Lance Taylor <iant@google.com>
4276 * gold-threads.h (class Once): Define.
4277 (class Initialize_lock): Rewrite as child of Once.
4278 * gold-threads.cc (class Once_initialize): Define.
4279 (once_pointer_control): New static variable.
4280 (once_pointer, once_arg): New static variables.
4281 (c_run_once): New static function.
4282 (Once::Once, Once::run_once, Once::internal_run): New functions.
4283 (class Initialize_lock_once): Remove.
4284 (initialize_lock_control): Remove.
4285 (initialize_lock_pointer): Remove.
4286 (initialize_lock_once): Remove.
4287 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4288 (Initialize_lock::initialize): Rewrite.
4289 (Initialize_lock::do_run_once): New function.
4290 * archive.cc (Archive::interpret_header): Only clear name if it is
4292 * fileread.cc: Include "gold-threads.h"
4293 (file_counts_lock): New static variable.
4294 (file_counts_initialize_lock): Likewise.
4295 (File_read::release): Only increment counts when using --stats.
4296 Use a lock around the increment.
4297 * parameters.cc (class Set_parameters_target_once): Define.
4298 (set_parameters_target_once): New static variable.
4299 (Parameters::Parameters): Move here from parameters.h.
4300 (Parameters::set_target): Rewrite.
4301 (Parameters::set_target_once): New function.
4302 (Parameters::clear_target): Move here and rewrite.
4303 * parameters.h (class Parameters): Update declarations. Add
4304 set_parameters_target_once_ field.
4305 (Parameters::Parameters): Move to parameters.cc.
4306 (Parameters::clear_target): Likewise.
4307 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4309 (Start_group::~Start_group): New function.
4310 (Start_group::is_runnable): New function.
4311 (Start_group::locks, Start_group::run): New functions.
4312 (Finish_group::run): Change saw_undefined to size_t.
4313 * readsyms.h (class Start_group): Define.
4314 (class Finish_group): Change saw_undefined_ field to size_t.
4315 (Finish_group::Finish_group): Remove saw_undefined and
4316 this_blocker parameters. Change all callers.
4317 (Finish_group::set_saw_undefined): New function.
4318 (Finish_group::set_blocker): New function.
4319 * symtab.h (class Symbol_table): Change saw_undefined to return
4320 size_t. Change saw_undefined_ field to size_t.
4321 * target-select.cc (Set_target_once::do_run_once): New function.
4322 (Target_selector::Target_selector): Initialize set_target_once_
4323 field. Don't initialize lock_ and initialize_lock_ fields.
4324 (Target_selector::instantiate_target): Rewrite.
4325 (Target_selector::set_target): New function.
4326 * target-select.h (class Set_target_once): Define.
4327 (class Target_selector): Update declarations. Make
4328 Set_target_once a friend. Remove lock_ and initialize_lock_
4329 fields. Add set_target_once_ field.
4331 2010-02-10 Ian Lance Taylor <iant@google.com>
4333 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4335 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4336 (queue_middle_tasks): Add all blockers before queueing any tasks.
4337 (queue_final_tasks): Likewise.
4338 * token.h (Task_token::add_blockers): New function.
4339 * object.h (Input_objects::number_of_relobjs): New function.
4341 2010-02-10 Ian Lance Taylor <iant@google.com>
4343 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4344 shared, not if not position independent.
4345 * x86_64.cc (Relocate::relocate_tls): Likewise.
4346 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4347 (tls_pie_pic_test): New target.
4348 * testsuite/Makefile.in: Rebuild.
4350 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4351 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4352 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4353 * testsuite/Makefile.in: Rebuild.
4355 2010-02-09 David S. Miller <davem@davemloft.net>
4357 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4358 R_SPARC_RELATIVE using ->add_local_relative().
4359 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4361 * output.h (Output_data_dynamic::add_section_size): New method
4362 that takes two Output_data objects.
4363 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4364 entry param. Handle it in initializers.
4365 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4366 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4367 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4369 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4370 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4371 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4372 for dynrel_includes_plt.
4373 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4374 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4375 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4377 (Target_sparc::do_finalize_sections): Update to pass true for
4378 dynrel_includes_plt.
4379 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4380 output before .rela.plt
4381 (Target_powerpc::do_finalize_sections): Update to pass true for
4382 dynrel_includes_plt when 32-bit.
4384 2010-02-08 Doug Kwan <dougkwan@google.com>
4386 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4388 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4389 Arm_relobj::scan_section_for_cortex_a8_stubs,
4390 Arm_relobj::do_relocation_section): Instead of calling
4391 Output_section::output_address, use faster
4392 Arm_relobj::simple_input_section_output_address.
4394 2010-02-08 David S. Miller <davem@davemloft.net>
4396 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4397 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4398 relocation helper function.
4400 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4401 just like R_SPARC_GOT{10,13,22}.
4402 (Target_sparc::Scan::local): Likewise.
4403 (Target_sparc::Relocate:relocate): Likewise.
4405 2010-02-06 Ian Lance Taylor <iant@google.com>
4407 * configure.ac: Rewrite targetobjs duplicate removal code to use
4408 only shell constructs.
4409 * configure: Rebuild.
4411 2010-02-05 Doug Kwan <dougkwan@google.com>
4414 * arm.cc (Arm_relobj::section_is_scannable): New method.
4415 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4416 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4418 2010-02-04 Doug Kwan <dougkwan@google.com>
4421 * arm-reloc-property.cc (cstdio): Include.
4422 * configure.ac (targetobjs): Remove duplicates.
4423 * configure: Regenerate.
4424 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4425 big and little endian version for a given address size.
4427 2010-02-03 Doug Kwan <dougkwan@google.com>
4429 * arm-reloc-property.cc
4430 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4432 * arm-reloc-property.h
4433 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4434 New method definition.
4435 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4437 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4439 (GOT_PREL): Change implemented to Y.
4440 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4441 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4442 (Arm_relocate_functions::movw_abs_nc): Remove method.
4443 (Arm_relocate_functions::movt_abs): Ditto.
4444 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4445 (Arm_relocate_functions::thm_movt_abs): Ditto.
4446 (Arm_relocate_functions::movw_rel_nc): Ditto.
4447 (Arm_relocate_functions::movw_rel): Ditto.
4448 (Arm_relocate_functions::movt_rel): Ditto.
4449 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4450 (Arm_relocate_functions:thm_movw_rel): Ditto.
4451 (Arm_relocate_functions:thm_movt_rel): Ditto.
4452 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4453 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4454 New method definitions.
4455 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4456 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4457 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4458 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4459 (Target_arm::Relocate::relocate): Check for non-static or
4460 unimplemented relocation code and exit early. Change calls to
4461 Target_arm::reloc_uses_thumb_bit and
4462 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4463 instead. Refactor code to handle similar relocations to increase
4464 code sharing. Remove check for unsupported relocation code in switch
4466 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4467 relocation property table to find out size. Change error message to
4468 print out the name of a relocation code instead of the numeric value.
4469 (Target_arm::scan_reloc_for_stub): Use relocation property table
4470 instead of calling Target_arm::reloc_uses_thumb_bit().
4472 2010-02-02 Doug Kwan <dougkwan@google.com>
4474 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4475 types of relaxed input section.
4477 2010-02-02 Doug Kwan <dougkwan@google.com>
4479 * Makefile.am (HFILES): Add arm-reloc-property.h.
4481 (TARGETSOURCES): Add arm-reloc-property.cc
4482 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4483 (libgold_a_SOURCES): $(DEFFILES)
4484 * Makefile.in: Regenerate.
4485 * arm-reloc-property.cc: New file.
4486 * arm-reloc-property.h: New file.
4487 * arm-reloc.def: New file.
4488 * arm.cc: Update comments.
4489 (arm-reloc-property.h): New included header.
4490 (arm_reloc_property_table): New global variable.
4491 (Target_arm::do_select_as_default_target): New method definition.
4492 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4493 arm-reloc-property to targ_extra_obj.
4494 * parameters.cc (set_parameters_target): Call
4495 Target::select_as_default_target().
4496 * target.h (Target::select_as_default_target): New method definition.
4497 (Target::do_select_as_default_target): Same.
4499 2010-02-01 Doug Kwan <dougkwan@google.com>
4501 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4502 first_output_text_section_.
4503 (Arm_exidx_fixup::first_output_text_section): New method definition.
4504 (Arm_exidx_fixup::first_output_text_section_): New data member.
4505 (Arm_exidx_fixup::process_exidx_section): Record the first text
4506 output section seen.
4507 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4508 and entsize in output section header.
4510 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4512 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4513 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4514 (Arm_relocate_functions::thm_alu11): New Method.
4515 (Arm_relocate_functions::thm_pc8): New Method.
4516 (Arm_relocate_functions::thm_pc12): New Method.
4517 (Target_arm::Scan::local): Handle the relocations.
4518 (Target_arm::Scan::global): Likewise.
4519 (Target_arm::Relocate::relocate): Likewise.
4520 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4522 2010-01-29 Doug Kwan <dougkwan@google.com>
4524 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4525 of relocation types as ld.
4527 2010-01-29 Doug Kwan <dougkwan@google.com>
4529 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4531 (Arm_relocate_functions::thumb_branch_common): Ditto.
4532 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4533 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4534 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4535 Arm_relocate_functions::jump24): Remove.
4536 (Target_arm::Relocate::relocate): Adjust code to call
4537 Arm_relocation_functions::arm_branch_common and
4538 Arm_relocation_functions::thumb_branch_common instead of their removed
4539 wrappers. Merge switch-cases together to reduce source code size.
4541 2010-01-29 Doug Kwan <dougkwan@google.com>
4543 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4544 output_local_symbol_count_needs_update_.
4545 (Arm_relobj::output_local_symbol_count_needs_update,
4546 Arm_relobj::set_output_local_symbol_count_needs_update,
4547 Arm_relobj::update_output_local_symbol_count): New methods.
4548 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4550 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4551 of pointed function as in a R_ARM_PREL31 relocation.
4552 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4553 for output local symbol count updating.
4554 (Target_arm::do_relax): Update output local symbol counts in objects
4556 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4558 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4560 * arm.cc: Added support for the ARM relocations:
4561 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4562 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4563 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4565 (Arm_relocate_functions::movw_rel): New method.
4566 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4567 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4569 (Arm_relocate_functions::thm_movw_rel): New method.
4570 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4572 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4574 (Target_arm::Scan::global): Likewise.
4575 (Target_arm::Relocate::relocate): Likewise.
4576 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4579 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4581 * arm.cc: Added support for ARM group relocations.
4582 (Target_arm::reloc_needs_sym_origin): New method.
4583 (Arm_relocate_functions::calc_grp_kn): New method.
4584 (Arm_relocate_functions::calc_grp_residual): New method.
4585 (Arm_relocate_functions::calc_grp_gn): New method.
4586 (Arm_relocate_functions::arm_grp_alu): New Method.
4587 (Arm_relocate_functions::arm_grp_ldr): New Method.
4588 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4589 (Arm_relocate_functions::arm_grp_ldc): New Method.
4590 (Target_arm::Scan::local): Handle the ARM group relocations.
4591 (Target_arm::Scan::global): Likewise.
4592 (Target_arm::Relocate::relocate): Likewise.
4593 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4596 2010-01-26 Doug Kwan <dougkwan@google.com>
4598 * arm.cc (set): Include.
4599 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4601 (Arm_output_section::Text_section_list): New type.
4602 (Arm_output_section::append_text_sections_to_list): New method.
4603 (Arm_output_section::fix_exidx_coverage): Ditto.
4604 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4605 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4606 Relobj::set_section_offset() instead of
4607 Sized_relobj::invalidate_section_offset().
4608 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4609 parameter for section headers. Ignore relocation sections for
4610 unallocated sections and EXIDX sections.
4611 (Target_arm::fix_exidx_coverage): New method.
4612 (Target_arm::output_section_address_less_than): New type.
4613 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4614 linked text section instead of the EXIDX section.
4615 (Arm_output_section::create_stub_group): Add an assertion to check
4616 that this is not an EXIDX output section.
4617 (Arm_output_section::append_text_sections_to_list): New method.
4618 (Arm_output_section::fix_exidx_coverage): Ditto.
4619 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4620 Arm_relobj::section_needs_reloc_stub_scanning.
4621 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4623 (Target_arm::fix_exidx_coverage): New method.
4624 * object.h (Relobj::set_output_section): New method.
4625 (Sized_relobj::invalidate_section_offset): Remove method.
4626 (Sized_relobj::do_invalidate_section_offset): Remove method.
4627 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4629 2010-01-25 Doug Kwan <dougkwan@google.com>
4631 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4632 Fix warning due to signed and unsigned comparison on a 32-bit host.
4634 2010-01-22 Doug Kwan <dougkwan@google.com>
4636 * arm.cc (Target_arm::do_relax): Record an output section for section
4637 offset adjustment it contains any stub table that has changed.
4638 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4639 offsets in an output section if necessary.
4640 * output.cc (Output_section::Output_section): Initialize
4641 section_offsets_need_adjustments_.
4642 (Output_section::add_input_section_for_script): Renamed to
4643 Output_section::add_simple_input_section.
4644 (Output_section::save_states): Add a comment.
4645 (Output_section::discard_states): New method defintion.
4646 (Output_section::adjust_section_offsets): Same.
4647 * output.h (Output_section::add_input_section_for_script): Renamed to
4648 Output_section::add_simple_input_section.
4649 (Output_section::discard_states): New method declaration.
4650 (Output_section::adjust_section_offsets): Same.
4651 (Output_section::section_offsets_need_adjustment,
4652 Output_section::set_section_offsets_need_adjustment): New method
4654 (Output_section::section_offsets_need_adjustment_): New data member.
4655 * script-sections.cc
4656 (Output_section_element_input::set_section_address): Adjust code for
4657 renaming of Output_section::add_input_section_for_script.
4658 (Orphan_output_section::set_section_address): Same.
4660 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4662 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4663 Fix_v4bx enum values .
4664 * gold/options.h (General_options): New option definitions.
4665 (General_options::fix_v4bx): New method.
4666 (General_options::Fix_v4bx): New enum.
4667 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4668 (General_options::parse_fix_v4bx_interworking): New method.
4670 2010-01-22 Doug Kwan <dougkwan@google.com>
4672 * arm.cc (Arm_exidx_fixup): New class.
4674 2010-01-21 Doug Kwan <dougkwan@google.com>
4676 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4678 (Arm_exidx_section_offset_map): New type.
4680 2010-01-21 Doug Kwan <dougkwan@google.com>
4682 * arm.cc (Arm_exidx_input_section): New class.
4683 (Arm_relobj::exidx_input_section_by_link,
4684 Arm_relobj::exidx_input_section_by_shndx,
4685 Arm_relobj::make_exidx_input_section): New methods.
4686 (read_arm_attributes_section): Remove.
4687 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4688 information about them.
4689 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4692 2010-01-20 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4695 Input_section_specifier to Section_id.
4696 (Target_arm::new_arm_input_section: Adjust code for change of key
4698 (Target_arm::find_arm_input_section): Ditto.
4699 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4700 (Section_id): Remove.
4701 (Garbage_collection::Section_id_hash): Remove.
4702 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4703 (Section_id): Remove.
4704 (Icf::Section_id_hash): Remove.
4705 * object.h (Section_id, Const_section_id, Section_id_hash,
4706 Const_section_id_hash): New type definitions.
4707 * output.cc (Output_section::add_relaxed_input_section): Change to
4708 use Const_section_id instead of Input_section_specifier as key type.
4709 (Output_section::add_merge_input_section): Ditto.
4710 (Output_section::build_relaxation_map): Change to use Section_id
4711 instead of Input_section_specifier as key type.
4712 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4714 (Output_section::convert_input_sections_to_relaxed_sections): Change
4715 to use Const_section_id instead of Input_section_specifier as key type.
4716 (Output_section::find_merge_section): Ditto.
4717 (Output_section::find_relaxed_input_section): Ditto.
4718 * output.h (Input_section_specifier): Remove class.
4719 (Output_section::Output_section_data_by_input_section_map): Change
4720 key type to Const_section_id.
4721 (Output_section::Output_relaxed_input_section_by_input_section_map):
4723 (Output_section::Relaxation_map): Change key type to Section_id.
4725 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4727 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4728 (class Arm_v4bx_stub): New class.
4729 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4730 (Stub_factory::make_arm_v4bx_stub): New method.
4731 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4732 (Stub_table::empty): Handle v4bx stubs.
4733 (Stub_table::add_arm_v4bx_stub): New method.
4734 (Stub_table::find_arm_v4bx_stub): New method.
4735 (Arm_relocate_functions::v4bx): New method.
4736 (Target_arm::fix_v4bx): New method.
4737 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4738 (Stub_table::relocate_stubs): Likewise.
4739 (Stub_table::do_write): Likewise.
4740 (Stub_table::update_data_size_and_addralign): Likewise.
4741 (Stub_table::finalize_stubs): Likewise.
4742 (Target_arm::Scan::local): Likewise.
4743 (Target_arm::Scan::global): Likewise.
4744 (Target_arm::do_finalize_sections): Likewise.
4745 (Target_arm::Relocate::relocate): Likewise.
4746 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4748 (Target_arm::scan_reloc_for_stub): Likewise.
4749 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4751 2010-01-19 Ian Lance Taylor <iant@google.com>
4753 * output.cc (Output_section_headers::do_sized_write): Write large
4754 segment count to sh_info field.
4755 (Output_file_header::do_sized_write): For large segment count,
4756 write PN_XNUM to e_phnum field.
4758 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4760 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4761 (Arm_relocate_functions::thm_jump8): New function.
4762 (Arm_relocate_functions::thm_jump11): New function.
4763 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4765 (Target_arm::Scan::global): Likewise.
4766 (Target_arm::Relocate::relocate): Likewise.
4767 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4770 2010-01-14 Doug Kwan <dougkwan@google.com>
4772 * arm.cc (map, utility): Include headers.
4773 (Target_arm::apply_cortex_a8_workaround): New method.
4774 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4775 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4776 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4777 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4778 the --[no-]fix-cortex-a8 command line options.
4779 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4780 (Target_arm::relocate_stub): Use addend in instruction template.
4781 * options.h (DEFINE_bool): Set the user-set flag.
4782 (General_options): Add --[no-]-fix-cortex options.
4783 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4784 : Update fast look-up map after conversion.
4786 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4788 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4789 in the first pass of do_layout.
4791 2010-01-13 Doug Kwan <dougkwan@google.com>
4793 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4794 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4795 apparent compiler problem of not folding static constant integral
4796 data members of elfcpp::Elf_sizes<32>.
4798 2010-01-13 Doug Kwan <dougkwan@google.com>
4800 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4801 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4802 Arm_relobj::scan_section_for_cortex_a8_erratum,
4803 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4804 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4805 sections to scan for relocation stubs into a new method
4806 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4807 relocation and Cortex-A8 stub scanning.
4808 (Target_arm::do_relax): Force stubs to be after stubbed sections
4809 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4810 the beginning of a new relaxation pass. Update a comment.
4811 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4813 2010-01-12 Ian Lance Taylor <iant@google.com>
4815 * target-reloc.h (visibility_error): New inline function.
4816 (relocate_section): Call visibility_error.
4817 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4818 (MOSTLYCLEANFILES): Likewise.
4819 (protected_4_pic.o, protected_3.err): New targets.
4820 * testsuite/protected_4.cc: New file.
4822 2010-01-12 Doug Kwan <dougkwan@google.com>
4824 * arm.cc (Cortex_a8_reloc): New class.
4825 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4826 and cortex_a8_relocs_info_.
4827 (Target_arm::fix_cortex_a8): New method definition.
4828 (Target_arm::Cortex_a8_relocs_info): New type.
4829 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4830 New data member declarations.
4831 (Target_arm::scan_reloc_for_stub): Record information about
4832 relocations for THUMB branches that might be exempted from the
4833 Cortex-A8 workaround.
4834 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4835 at the beginning of a relaxation pass.
4837 2010-01-12 Doug Kwan <dougkwan@google.com>
4839 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4840 (Arm_relobj::Mapping_symbol_position,
4841 Arm_reloj::Mapping_symbol_position_less,
4842 Arm_relobj::Mapping_symbols_info): New types.
4843 (Target_arm::is_mapping_symbol_name): New method definition.
4844 (Arm_relobj::do_count_local_symbols): Save information about mapping
4847 2010-01-11 Doug Kwan <dougkwan@google.com>
4849 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4850 Arm_relocate_functions::thumb32_branch_upper,
4851 Arm_relocate_functions::thumb32_branch_lower,
4852 Arm_relocate_functions::thumb32_cond_branch_offset,
4853 Arm_relocate_functions::thumb32_cond_branch_upper,
4854 Arm_relocate_functions::thumb32_cond_branch_lower,
4855 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4856 branch offset encoding.
4857 (Arm_relocate_functions::thumb_branch_common): Use new branch
4858 offset encoding methods to avoid code duplication.
4859 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4860 (Stub_addend_reader::operator()): Use new branch encoding method
4861 to avoid code duplication.
4863 2010-01-11 Doug Kwan <dougkwan@google.com>
4865 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4866 (Target_arm::do_finalize_sections): Define special EXIDX section
4867 symbols only if referenced.
4868 * gc.h (Garbage_collection::add_reference): New method.
4869 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4872 2010-01-11 Ian Lance Taylor <iant@google.com>
4874 * script.cc (Version_script_info::build_expression_list_lookup):
4875 Change complaing about duplicate wildcard match from error to
4878 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4880 (Version_script_info::Version_script_info): Initialize globs_,
4881 default_version_, default_is_global_, and exact_. Don't
4882 initialize globals_ or locals_.
4883 (Version_script_info::build_lookup_tables): Build local symbols
4885 (Version_script_info::unquote): New function.
4886 (Version_script_info::add_exact_match): New function.
4887 (Version_script_info::build_expression_list_lookup): Remove lookup
4888 parameter. Add is_global parameter. Change all callers. Handle
4889 wildcard pattern specially. Unquote pattern. Call
4891 (Version_script_info::get_name_to_match): New function.
4892 (Version_script_info::get_symbol_version): New function.
4893 (Version_script_info::get_symbol_version_helper): Remove.
4894 (Version_script_info::check_unmatched_names): Call unquote.
4895 * script.h (class Version_script_info): Change get_symbol_version
4896 to be non-inline and add is_global parameter; change all callers.
4897 Rewrite symbol_is_local. Update declarations. Define struct
4898 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4899 Remove globals_ and locals_ members. Add exact_, globs_,
4900 default_version_, is_global_.
4901 (Version_script_info::Glob): Remove pattern, add expression and
4902 is_global. Update constructor. Change all callers.
4903 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4905 (Versions::symbol_section_contents): If a symbol is undefined, or
4906 defined in a dynamic object, set the version index to
4908 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4910 (Symbol_table::add_from_pluginobj): Likewise.
4911 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4913 2010-01-11 Doug Kwan <dougkwan@google.com>
4915 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4916 (incremental_dump_LDADD): Add linking option for libintl.
4917 * Makefile.in: Regenerate.
4919 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4922 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4924 * testsuite/Makefile.in: Regenerated.
4926 2010-01-10 Doug Kwan <dougkwan@google.com>
4928 * options.h (DEFINE_var): Use parentheses around argument varname__
4929 in macro body to avoid any unintended subsequent substitutions.
4931 2010-01-10 Ian Lance Taylor <iant@google.com>
4933 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4934 candidates before doing symbol resolution.
4936 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4937 ODR candidates if only one is weak.
4939 2010-01-08 Ian Lance Taylor <iant@google.com>
4941 * script.cc (Version_script_info::build_expression_list_lookup):
4942 Don't warn about ambiguous version, just record the ambiguity.
4943 (Version_script_info::get_symbol_version_helper): Give error if
4944 version is ambiguous.
4946 2010-01-08 Doug Kwan <dougkwan@google.com>
4948 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4949 prev_data_size_ and prev_addralign_. Remove initializer for
4950 deleted data member has_been_changed_.
4951 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4952 to determine if the table is empty.
4953 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4955 (Stub_table::add_reloc_stub): Define method in class definition
4956 instead of just declaring it there.
4957 (Stub_table::add_cortex_a8_stub): New method definition.
4958 (Stub_table::update_data_size_and_addralign): Ditto.
4959 (Stub_table::finalize_stubs): Ditto.
4960 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4961 (Stub_table::do_addralign_): Return address alignment in the
4962 (Stub_table::do_reset_address_and_file_offset): Define method in
4963 class definition instead of declaring it there. Set current data
4964 size to be the data size of the previous pass.
4965 (Stub_table::set_final_data_size): Use current data size as the
4967 (Stub_table::relocate_stub): Change parameter type of stub from
4968 Reloc_stub pointer to Stub pointer.
4969 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4970 (Stub_table::Cortex_a8_stub_list): New typedef.
4971 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4972 Stub_table::prev_addralign_): New data member.
4973 (Arm_relobj::Arm_relobj): Initialize data member
4974 section_has_cortex_a8_workaround_.
4975 (Arm_relobj::section_has_cortex_a8_workaround,
4976 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4978 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4980 (Target_arm::relocate_stub): Change parameter type of stub from
4981 Reloc_stub pointer to Stub pointer.
4982 (Insn_template::size, Insn_template::alignment): Handle
4983 THUMB16_SPECIAL_TYPE.
4984 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4985 Stub_table::update_data_size_and_addralign,
4986 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4988 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4989 (Stub_table::do_write): Ditto.
4990 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4992 2010-01-08 Ian Lance Taylor <iant@google.com>
4995 * symtab.h (class Symbol): Remove fields is_target_special_ and
4996 has_plt_offset_. Add field is_defined_in_discarded_section_.
4997 (Symbol::is_defined_in_discarded_section): New function.
4998 (Symbol::set_is_defined_in_discarded_section): New function.
4999 (Symbol::has_plt_offset): Rewrite.
5000 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5001 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5002 Don't initialize is_target_special_ or has_plt_offset_.
5003 Initialize is_defined_in_discarded_section_.
5004 (Symbol_table::add_from_relobj): If appropriate, set
5005 is_defined_in_discarded_section.
5006 * resolve.cc (Symbol::override_base_with_special): Don't test
5007 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5008 * target-reloc.h (relocate_section): Do special handling for
5009 symbols defined in discarded sections for global symbols as well
5012 2010-01-08 Ian Lance Taylor <iant@google.com>
5014 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5015 the SHT_SYMTAB case.
5017 2010-01-08 Ian Lance Taylor <iant@google.com>
5019 * object.cc (Sized_relobj::do_layout): Don't get confused if
5020 layout_eh_frame returns NULL.
5022 2010-01-08 Ian Lance Taylor <iant@google.com>
5025 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5026 dynamic symbol table, use the normal symbol table.
5027 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5030 2010-01-08 Ian Lance Taylor <iant@google.com>
5033 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5036 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5038 * version.cc (print_version): Change to "Copyright 2010".
5040 2010-01-08 Ian Lance Taylor <iant@google.com>
5044 * i386.cc (class Target_i386): Change return type of plt_section
5046 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5047 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5048 tls_desc_rel_ field.
5049 (Output_data_plt_i386::rel_tls_desc): New function.
5050 (Target_i386::rel_tls_desc_section): New function.
5051 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5052 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5053 R_386_TLS_DESC reloc in rel_tls_desc_section.
5054 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5055 Define struct Tlsdesc_info.
5056 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5057 (Target_x86_64::do_reloc_symbol_index): New function.
5058 (Target_x86_64::add_tlsdesc_info): New function.
5059 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5060 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5062 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5064 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5065 (Target_x86_64::rela_tlsdesc_section): New function.
5066 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5068 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5069 (Target_x86_64::do_reloc_addend): New function.
5070 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5071 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5072 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5073 (Output_reloc::type): New function.
5074 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5075 (Output_reloc::is_target_specific): New function.
5076 (Output_reloc::target_arg): New function.
5077 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5078 absolute relocs and target specific relocs.
5079 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5080 add_target_specific.
5081 (class Output_data_reloc) [SHT_RELA]: Likewise.
5082 * output.cc (Output_reloc::Output_reloc): Add four new versions
5083 for absolute relocs and target specific relocs.
5084 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5085 (Output_reloc::get_symbol_index): Likewise.
5086 (Output_reloc::local_section_offset): Check that local_sym_index_
5087 is not TARGET_CODE or 0.
5088 (Output_reloc::symbol_value): Likewise.
5089 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5091 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5092 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5094 * layout.cc (add_target_dynamic_tags): Use output section for
5095 DT_PLTRELSZ and DT_JMPREL.
5097 2010-01-07 Ian Lance Taylor <iant@google.com>
5100 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5102 (class Output_data_reloc_generic): Define.
5103 (class Output_data_reloc_base): Change base class to
5104 Output_data_reloc_generic. Change add() method to call
5105 bump_relative_reloc_count for a relative reloc. Remove
5107 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5109 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5110 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5112 * layout.h (class Layout): Update declaration.
5114 2010-01-07 Ian Lance Taylor <iant@google.com>
5116 * output.h (class Output_data): Add const version of
5117 output_section and do_output_section.
5118 (class Output_section_data): Add const version of
5120 (class Output_section): Likewise.
5121 * layout.cc (Layout::add_target_dynamic_tags): New function.
5122 * layout.h (class Layout): Update declarations.
5123 * arm.cc (Target_arm::do_finalize_sections): Use
5124 add_target_dynamic_tags.
5125 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5126 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5127 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5128 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5130 2010-01-07 Ian Lance Taylor <iant@google.com>
5133 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5136 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5137 Ian Lance Taylor <iant@google.com>
5140 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5141 Xindex::read_symtab_xindex.
5143 2010-01-07 Doug Kwan <dougkwan@google.com>
5145 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5146 (Insn_template::thumb16_bcond_insn): New method declaration.
5147 (Insn_template): Fix spelling.
5148 (Stub::thumb16_special): New method declaration.
5149 (Stub::do_write): Define virtual method which was previously pure
5151 (Stub::do_thumb16_special): New method declaration.
5152 (Stub::do_fixed_endian_write): New template member.
5153 (Reloc_stub::do_write): Remove.
5154 (Reloc_stub::do_fixed_endian_write): Remove.
5155 (Cortex_a8_stub): New class definition.
5156 (Stub_factory::make_cortex_a8_stub): New method definition.
5157 (Stub_factory::Stub_factory): Add missing static storage class
5158 qualifier for elf32_arm_stub_a8_veneer_blx.
5160 2010-01-07 Ian Lance Taylor <iant@google.com>
5163 * options.h (class General_options): Add --warn-unresolved-symbols
5164 and --error-unresolved-symbols.
5165 * errors.cc (Errors::undefined_symbol): Implement
5166 --warn-unresolved-symbols.
5168 * options.h (class General_options): Add -z text and -z textoff.
5169 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5171 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5173 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5174 (Garbage_collection::cident_sections): New function.
5175 (Garbage_collection::add_cident_section): New function.
5176 (Garbage_collection::cident_sections_): New member.
5177 (gc_process_relocs): Add references to sections whose names are C
5179 * gold.h (cident_section_start_prefix): New constant.
5180 (cident_section_stop_prefix): New constant.
5181 (is_cident): New function.
5182 * layout.cc (Layout::define_section_symbols): Replace string constants
5183 with the newly defined constants.
5184 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5186 * testsuite/Makefile.am: Add gc_orphan_section_test.
5187 * testsuite/Makefile.in: Regenerate.
5188 * testsuite/gc_orphan_section_test.cc: New file.
5189 * testsuite/gc_orphan_section_test.sh: New file.
5191 2010-01-06 Ian Lance Taylor <iant@google.com>
5194 * options.h (class General_options): Add --warn-shared-textrel.
5195 * layout.cc (Layout::finish_dynamic_section): Implement
5196 --warn-shared-textrel.
5199 * options.h (class General_options): Add --warn-multiple-gp.
5201 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5203 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5204 $(THREADSLIB) and $(LIBDL).
5205 * Makefile.in: Rebuild.
5207 2010-01-06 Ian Lance Taylor <iant@google.com>
5210 * options.cc (General_options::parse_section_start): New function.
5211 (General_options::section_start): New function.
5212 (General_options::General_options): Initialize all members.
5213 * options.h: Include <map>
5214 (class General_options): Add --section-start. Add section_starts_
5216 * layout.cc (Layout::attach_allocated_section_to_segment): If
5217 --section-start was used, set the address of the segment. Remove
5218 local sort_sections.
5219 (Layout::relaxation_loop_body): If the address of the load segment
5220 has been set by --section-start, don't use it.
5221 * output.h (Output_segment::update_flags_for_output_section): New
5223 * output.cc (Output_segment::add_output_section): Call
5224 update_flags_for_output_section.
5226 2010-01-05 Ian Lance Taylor <iant@google.com>
5229 * options.h (class General_options): Add --undefined-version.
5230 * script.cc (struct Version_expression): Add was_matched_by_symbol
5232 (Version_script_info::matched_symbol): New function.
5233 (Version_script_info::get_symbol_version_helper): Call
5235 (Version_script_info::check_unmatched_names): New function.
5236 * script.h (class Version_script_info): Update declarations.
5237 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5239 * options.h (class General_options): Use DEFINE_bool_alias for
5240 allow_multiple_definition.
5241 * resolve.cc (Symbol_table::should_override): Don't test
5242 allow_multiple_definition.
5245 * options.h (class General_options): Add --cref.
5246 * main.cc (main): Print cref table if --cref. Don't close mapfile
5247 until after printing cref table.
5248 * cref.cc: Include "symtab.h".
5249 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5250 (Cref_table_compare::operator()): New function.
5251 (Cref_inputs::gather_cref): New function.
5252 (filecol): New static const.
5253 (Cref_inputs::print_cref): New function.
5254 (Cref::print_cref): New function.
5255 * cref.h: Include <cstdio>.
5256 (class Cref): Update declarations.
5257 * mapfile.h (Mapfile::file): New function.
5258 * object.h (class Object): Define Symbols. Declare virtual
5259 do_get_global_symbols.
5260 (Object::get_global_symbols): New function.
5261 * object.cc (Input_objects::add_object): Pass object to cref_ if
5263 (Input_objects::archive_start): Likewise.
5264 (Input_objects::archive_stop): Likewise.
5265 (Input_objects::print_cref): New function.
5266 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5267 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5269 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5271 * plugin.h (class Sized_pluginobj): Update declarations.
5273 2010-01-05 Ian Lance Taylor <iant@google.com>
5275 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5276 to is_default_version. Rename insdef to insdefault.
5277 (Symbol_table::add_from_relobj): Rename def to is_default_version
5278 and local to is_forced_local.
5279 (Symbol_table::add_from_pluginobj): Likewise.
5280 (Symbol_table::add_from_dynobj): Likewise.
5281 (Symbol_table::define_special_symbol): Rename insdef to
5284 2010-01-04 Ian Lance Taylor <iant@google.com>
5287 * options.h (class General_options): Add
5288 --allow-multiple-definition and -z muldefs.
5289 * resolve.cc (Symbol_table::should_override): Don't warn about a
5290 multiple symbol definition if --allow-multiple-definition or -z
5294 * options.h (class General_options): Add --add-needed and
5295 --copy-dt-needed-entries. Tweak --as-needed help entry.
5296 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5297 error if --copy-dt-needed-entries aka --add-needed is used and
5298 would cause a change in behaviour.
5301 * options.h (class General_options): Add -G as a short version of
5302 --shared. Add no-op options -assert, -g, and -i.
5304 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5306 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5307 check for .text or .gnu.linkonce.t sections.
5308 * icf.cc (Icf::find_identical_sections): Ditto.
5309 Change the detection for mangled function name within the section
5311 * icf.h (is_section_foldable_candidate): New function.
5313 2009-12-30 Ian Lance Taylor <iant@google.com>
5316 * options.h (class General_options): Permit two dashes with
5317 --retain-symbols-file.
5319 2009-12-30 Ian Lance Taylor <iant@google.com>
5322 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5323 don't put the file header and segment headers in the text
5327 * common.cc (Sort_commons::operator()): Stabilize sort when both
5329 (Symbol_table::do_allocate_commons_list): When allocating common
5330 symbols, skip a symbol which is no longer common.
5331 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5332 an object before checking its type.
5333 * testsuite/common_test_2.c: New file.
5334 * testsuite/common_test_3.c: New file.
5335 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5336 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5337 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5338 (common_test_2_pic.o, common_test_2.so): New targets.
5339 (common_test_3_pic.o, common_test_3.so): New targets.
5340 * testsuite/Makefile.in: Rebuild.
5343 * script.cc (read_input_script): If we see a new SECTIONS clause,
5344 and we have added an input section, give an error.
5345 * layout.h (class Layout): Add have_added_input_section function.
5346 Add have_added_input_section_ field.
5347 * layout.cc (Layout::Layout): Initialize
5348 have_added_input_section_.
5349 (Layout::layout): Set have_added_input_section_.
5350 (Layout::layout_eh_frame): Likewise.
5352 2009-12-30 Ian Lance Taylor <iant@google.com>
5355 * options.h (class General_options): Add --sort-common option.
5356 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5357 * common.cc (Sort_common): Add sort_order parameter to
5358 constructor. Add sort_order_ field.
5359 (Sort_commons::operator): Check sort_order_.
5360 (Symbol_table::allocate_commons): Determine the sort order.
5361 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5363 (Symbol_table::do_allocate_commons_list): Likewise.
5365 2009-12-30 Ian Lance Taylor <iant@google.com>
5368 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5369 symbols from this object, don't change the visibility of an
5371 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5373 2009-12-30 Ian Lance Taylor <iant@google.com>
5376 * script.h (class Version_script_info): Define Language enum.
5377 Update declarations. Define Glob, Exact, and Lookup types. Add
5378 new fields globals_, locals_, and is_finalized_.
5379 * script.cc: Various formatting fixes.
5380 (class Parser_closure): Change language_stack_ from a vector of
5381 std::string to one of Version_script_info::Language. Adjust all
5383 (class Lazy_demangler): Remove.
5384 (struct Version_expression): Change language from std::string to
5385 Version_script_info::Language.
5386 (Version_script_info::Version_script_info): New function.
5387 (Version_script_info::~Version_script_info): Don't call clear.
5388 (Version_script_info::finalize): New function.
5389 (Version_script_info::build_lookup_tables): New function.
5390 (Version_script_info::build_expression_list_lookup): New
5392 (Version_script_info::get_symbol_version_helper): Rewrite to use
5394 (Version_script_info::print_expression_list): Adjust to use
5395 Version_script_info::Language.
5396 (script_push_lex_into_version_mode): Check that the version script
5397 has not been finalized.
5398 (version_script_push_lang): Change language string to
5399 Version_script_info::Language.
5400 * options.cc (Command_line::version_script): New function.
5401 * options.h (class General_options): Add finalize_dynamic_list
5402 function. Change version_script from declaration to definition.
5403 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5404 * testsuite/version_script.map: Remove duplicate def of foo.
5405 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5407 * testsuite/Makefile.in: Rebuild.
5409 2009-12-30 Ian Lance Taylor <iant@google.com>
5412 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5413 if the input symbol index is 0, make the output symbol index 0.
5415 2009-12-30 Ian Lance Taylor <iant@google.com>
5418 * options.h (class General_options): Add -x/--discard-all.
5419 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5420 --discard-all. If the local symbol needs a dynamic entry, check
5421 that before handling --discard-locals.
5423 2009-12-30 Ian Lance Taylor <iant@google.com>
5426 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5428 (Output_segment::add_output_section): Don't change the flags if
5432 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5433 GNU hash table if they need a dynamic value. Otherwise, don't add
5434 them if they are defined in a dynamic object or are forced local.
5436 2009-12-29 Ian Lance Taylor <iant@google.com>
5439 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5440 .gnu.hash table for a 32-bit target.
5443 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5444 regular and a dynamic object only needs a dynamic symbol table
5445 entry if it is externally visible.
5448 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5449 constructor. Add global_offset_table_ field.
5450 (Target_i386::got_section): Set global_offset_table_.
5451 (Target_i386::do_finalize_sections): Set global_offset_table_
5453 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5454 in constructor. Add global_offset_table_ field.
5455 (Target_x86_64::got_section): Set global_offset_table_.
5456 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5459 * layout.cc (Layout::Layout): Initialize increase_relro_.
5460 (Layout::get_output_section): Add is_relro, is_last_relro, and
5461 is_first_non_relro parameters. Change all callers.
5462 (Layout::choose_output_section): Likewise.
5463 (Layout::add_output_section_data): Likewise.
5464 (Layout::make_output_section): Likewise.
5465 (Layout::set_segment_offsets): Clear increase_relro when using a
5467 * layout.h (class Layout): Add increase_relro method. Add
5468 increase_relro_ field. Update declarations.
5469 * output.cc (Output_section::Output_section): Initialize
5470 is_last_relro_ and is_first_non_relro_.
5471 (Output_segment::add_output_section): Group relro sections is
5472 do_sort is true. Handle is_last_relro and is_first_non_relro.
5473 (Output_segment::maximum_alignment): Remove relro handling.
5474 (Output_segment::set_section_addresses): Add increase_relro
5475 parameter. Change all callers. Add initial alignment to align
5476 relro sections on separate page. Remove old relro handling.
5477 (Output_segment::set_section_list_addresses): Remove in_relro
5478 parameter. Change all callers.
5479 (Output_segment::set_offset): Add increase parameter. Change all
5480 callers. Remove old relro handling.
5481 * output.h (class Output_section): Add new methods: is_last_relro,
5482 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5483 Add is_last_relro_ and is_first_non_relro_ fields.
5484 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5485 Create separate .got.plt section. Call increase_relro.
5486 * x86_64.cc (Target_x86_64::got_section): Likewise.
5487 * testsuite/relro_script_test.t: Add .got.plt.
5490 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5491 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5492 (Layout::finalize): Call set_dynamic_symbol_size.
5493 (Layout::set_dynamic_symbol_size): New function.
5494 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5495 set_dynamic_symbol_size.
5498 * output.h (class Output_section): Add is_entsize_zero_ field.
5499 * output.cc (Output_section::Output_section): Initialize
5501 (Output_section::set_entsize): If two different entsizes are
5502 requested, force it to zero.
5503 (Output_section::add_input_section): Set flags for .debug_str
5504 before updating section flags. Set entsize.
5505 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5506 and SHF_STRING if all input sections have those flags.
5508 2009-12-29 Rafael Espindola <espindola@google.com>
5510 * main.cc (main): Fix the sys time reporting.
5511 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5514 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5516 * options.cc (General_options::parse_version): Allow -v to exit
5517 without an error if there is nothing to link.
5519 2009-12-29 Ian Lance Taylor <iant@google.com>
5521 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5522 using a version of gcc before 4.1.
5523 * configure: Rebuild.
5525 2009-12-28 Chris Demetriou <cgd@google.com>
5527 * attributes.cc (Output_attributes_section_data::do_write): Use
5528 std::vector::front rather than std::vector::data.
5530 2009-12-28 Ian Lance Taylor <iant@google.com>
5532 * symtab.h (class Symbol_table): Add enum Defined.
5533 * resolve.cc (Symbol_table::should_override): Add defined
5534 parameter. Change all callers. Test whether object is NULL
5535 before calling a method on it.
5536 (Symbol_table::report_resolve_problem): Add defined parameter.
5538 (Symbol_table::should_override_with_special): Likewise.
5539 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5540 parameter. Change all callers.
5541 (Symbol_table::do_define_in_output_data): Likewise.
5542 (Symbol_table::define_in_output_segment): Likewise.
5543 (Symbol_table::do_define_in_output_segment): Likewise.
5544 (Symbol_table::define_as_constant): Likewise.
5545 (Symbol_table::do_define_as_constant): Likewise.
5546 * script.h (class Symbol_assignment): Add is_defsym parameter to
5547 constructor; change all callers.
5548 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5549 parameter. Change all callers. Add is_defsym_ field.
5550 (class Parser_closure): Add parsing_defsym parameter to
5551 constructor; change all callers. Add parsing_defsym accessor
5552 function. Add parsing_defsym_ field.
5554 2009-12-28 Ian Lance Taylor <iant@google.com>
5556 * gold.cc (queue_middle_tasks): Fix formatting.
5557 * object.cc (Relobj::is_section_name_included): Likewise.
5559 2009-12-23 Ian Lance Taylor <iant@google.com>
5561 * i386.cc (Target_i386::do_calls_non_split): Recognize
5562 -fsplit-stack prologue for a function with a static chain.
5563 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5564 -fsplit-stack prologue when using %r11.
5566 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5568 * options.cc (General_options::parse_version): Make -v continue and do
5569 the link like GNU ld does.
5571 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5573 * Makefile.am (CCFILES): Add timer.cc.
5574 (HFILES): Add timer.h.
5575 * configure.ac: Check for sysconf and times.
5576 * main.cc: include timer.h.
5577 (main): Use Timer instead of get_run_time.
5580 * workqueue.cc: include timer.h.
5581 (Workqueue::find_and_run_task):
5582 Report user, sys and wall time.
5583 * Makefile.in: Regenerate.
5584 * config.in: Regenerate.
5585 * configure: Regenerate.
5587 2009-12-16 Doug Kwan <dougkwan@google.com>
5589 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5591 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5592 relaxed input sections.
5593 * output.cc (Output_section::find_relaxed_input_section): Change
5594 return type to Output_relaxed_input_section pointer. Adjust code
5595 for new type of relaxed_input_section_map_.
5596 * output.h (Output_section::find_relaxed_input_section): Change
5597 return type to Output_relaxed_input_section pointer.
5598 (Output_section::Output_relaxed_input_section_by_input_section_map):
5600 (Output_section::relaxed_input_section_map_): Change type to
5601 Output_section::Output_relaxed_input_section_by_input_section_map.
5602 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5605 2009-12-15 Ian Lance Taylor <iant@google.com>
5607 * layout.cc (Layout::create_shstrtab): Only write out after input
5608 sections if we are compressing debug sections.
5610 2009-12-15 Ian Lance Taylor <iant@google.com>
5612 * archive.cc (Archive::add_symbols): Only look up a symbol without
5613 a version if there is, in fact, a version.
5615 2009-12-14 Ian Lance Taylor <iant@google.com>
5617 Revert -Wshadow changes, all changes from:
5618 2009-12-11 Doug Kwan <dougkwan@google.com>
5619 2009-12-11 Nick Clifton <nickc@redhat.com>
5620 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5622 2009-12-11 Doug Kwan <dougkwan@google.com>
5624 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5626 * attributes.cc (Object_attribute::size): Ditto.
5627 (Attributes_section_data::size): Ditto.
5628 (Attributes_section_data::Attributes_section_data): Ditto.
5629 (Output_attributes_section_data::do_write): Ditto.
5630 * attributes.h (Object_attribute::set_type): Ditto.
5631 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5633 2009-12-11 Nick Clifton <nickc@redhat.com>
5635 * archive.cc: Fix shadowed variable warnings.
5637 * compressed_output.cc: Likewise.
5638 * compressed_output.h: Likewise.
5639 * configure: Likewise.
5640 * dwarf_reader.cc: Likewise.
5641 * dynobj.cc: Likewise.
5642 * dynobj.h: Likewise.
5643 * ehframe.cc: Likewise.
5644 * ehframe.h: Likewise.
5645 * errors.cc: Likewise.
5646 * expression.cc: Likewise.
5647 * fileread.cc: Likewise.
5648 * fileread.h: Likewise.
5649 * freebsd.h: Likewise.
5650 * i386.cc: Likewise.
5652 * incremental.h: Likewise.
5653 * layout.cc: Likewise.
5654 * layout.h: Likewise.
5655 * mapfile.cc: Likewise.
5656 * merge.cc: Likewise.
5657 * merge.h: Likewise.
5658 * object.cc: Likewise.
5659 * object.h: Likewise.
5660 * options.h: Likewise.
5661 * output.cc: Likewise.
5662 * output.h: Likewise.
5663 * parameters.cc: Likewise.
5664 * plugin.cc: Likewise.
5665 * powerpc.cc: Likewise.
5666 * reduced_debug_output.cc: Likewise.
5667 * reduced_debug_output.h: Likewise.
5668 * reloc.cc: Likewise.
5669 * reloc.h: Likewise.
5670 * resolve.cc: Likewise.
5671 * script-sections.cc: Likewise.
5672 * script.cc: Likewise.
5673 * script.h: Likewise.
5674 * sparc.cc: Likewise.
5675 * symtab.cc: Likewise.
5676 * symtab.h: Likewise.
5677 * target-select.cc: Likewise.
5678 * target-select.h: Likewise.
5679 * token.h: Likewise.
5680 * workqueue.cc: Likewise.
5681 * workqueue.h: Likewise.
5682 * x86_64.cc: Likewise.
5684 2009-12-10 Doug Kwan <dougkwan@google.com>
5686 * arm.cc (attributes.h): New include.
5687 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5688 (Arm_relobj::~Arm_relobj): Delete object pointed by
5689 attributes_section_data_.
5690 (Arm_relobj::attributes_section_data): New method definition.
5691 (Arm_relobj::attributes_section_data_): New data member declaration.
5692 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5693 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5694 attributes_section_data_.
5695 (Arm_dynobj::attributes_section_data): New method definition.
5696 (Arm_dynobj::attributes_section_data_): New data member declaration.
5697 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5698 initialization value of may_use_blx_ to false.
5699 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5700 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5701 object attributes to compute results instead of hard-coding.
5702 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5703 Target_arm::get_secondary_compatible_arch,
5704 Target_arm::set_secondary_compatible_arch
5705 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5706 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5707 New method declarations.
5708 (Target_arm::get_aeabi_object_attribute): New method definition.
5709 (Target_arm::attributes_section_data_): New data member declaration.
5710 (read_arm_attributes_section): New template definition.
5711 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5712 (Arm_dynobj::do_read_symbols): Ditto.
5713 (Target_arm::do_finalize_sections): Merge attributes sections from
5714 input. Check for BLX use after attributes section merging.
5715 Fix __exidx_start and __exidx_end visibility. Create an
5716 .ARM.attributes section if necessary.
5717 (Target_arm::get_secondary_compatible_arch,
5718 Target_arm::set_secondary_compatible_arch,
5719 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5720 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5721 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5722 New method definitions.
5724 2009-12-09 Ian Lance Taylor <iant@google.com>
5726 * plugin.cc (Plugin::load): Don't cast from void* to a function
5729 2009-12-09 Ian Lance Taylor <iant@google.com>
5731 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5734 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5736 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5737 Replace two_file_shared_1.so with two_file_shared_2.so.
5738 * testsuite/Makefile.in: Regenerated.
5740 2009-12-08 Doug Kwan <dougkwan@google.com>
5742 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5743 (HFILES): Add attributes.h and int_encoding.h.
5744 * Makefile.in: Regenerate.
5745 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5746 function definitions to int_encoding.cc
5747 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5748 prototypes to int_encoding.h
5749 * reduced_debug_output.cc (int_encoding.h): New include.
5750 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5751 function definitions to int_encoding.cc
5752 (insert_into_vector, read_from_pointer): Move template definitions to
5754 * attributes.cc: New file.
5755 * attributes.h: New file.
5756 * int_encoding.cc: New file.
5757 * int_encoding.h: New file.
5759 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5762 * incremental-dump.cc (dump_incremental_inputs): New.
5763 (main): Use dump_incremental_inputs.
5765 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5768 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5769 checking elfcpp::STT_FUNC.
5770 (Target_i386::Relocate::relocate): Likewise.
5771 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5773 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5774 symbols from shared libraries into normal FUNC symbols.
5776 * symtab.h (Symbol): Add is_func and use it.
5778 2009-12-05 Doug Kwan <dougkwan@google.com>
5780 * arm.cc (Target_arm::arm_info): Initialize new fields
5781 attributes_section and attributes_vendor.
5782 * i386.cc (Target_i386::i386_info): Same.
5783 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5784 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5785 fields attributes_section and attributes_vendor.
5786 * sparc.cc (Target_sparc::sparc_info): Same.
5787 * target.h (Target::attributes_section, Target::attributes_vendor,
5788 Target::is_attributes_section, Target::attribute_arg_type,
5789 Target::attributes_order): New method definitions.
5790 (Target::Target_info::attributes_section,
5791 Target::Target_info::attributes_vendor): New fields.
5792 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5793 virtual method definitions.
5794 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5795 attributes_section and attributes_vendor.
5796 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5798 2009-12-05 Doug Kwan <dougkwan@google.com>
5800 * arm.cc: Update comments about interworking and stub generation.
5801 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5802 considered as non-PIC.
5803 (Arm_relocate_functions::base_abs): Fix formatting.
5804 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5805 of function to use GOT entry address instead of offset.
5806 (Target_arm::Scan::global): Issue an error if a symbol would need a
5807 PLT does not get one because it is untyped. Remove code to create
5808 dynamic symbols for relative branches.
5809 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5810 takes unsigned integer instead of boolean.
5812 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5814 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5815 (two_file_test_LDADD): Likewise.
5816 (common_test_1_LDADD): Likewise.
5817 (exception_test_LDADD) Likewise.
5818 (weak_test_LDADD): Likewise.
5819 (many_sections_test_LDADD): Likewise.
5820 (initpri1_LDADD): Likewise.
5821 (script_test_1_LDADD): Likewise.
5822 (script_test_2_LDADD): Likewise.
5823 (justsyms_LDADD): Likewise.
5824 (binary_test_LDADD): Likewise.
5825 (large_LDADD): Likewise.
5826 * testsuite/Makefile.in: Regenerated.
5828 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5830 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5831 (Symbol_table::override_with_special): Likewise.
5832 (Symbol_table::add_from_object): Likewise.
5834 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5836 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5837 Don't set the data_offset twice.
5839 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5841 * testsuite/Makefile.in: Regenerate.
5843 2009-12-03 Doug Kwan <dougkwan@google.com>
5845 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5846 (Target_arm::do_finalize_sections): Add parameter for symbol table
5847 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5848 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5849 parameter for symbol table pointer.
5850 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5851 an additional parameter for a pointer to symbol table.
5852 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5853 parameter for a symbol table pointer.
5854 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5855 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5857 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5858 parameter for a symbol table pointer.
5860 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5862 * incremental.cc (Incremental_inputs_header)
5863 (Incremental_inputs_header_write, Incremental_inputs_entry)
5864 (Incremental_inputs_entry_write): Move ...
5865 * incremental.h (Incremental_inputs_header)
5866 (Incremental_inputs_header_write, Incremental_inputs_entry)
5867 (Incremental_inputs_entry_write): here.
5869 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5871 * incremental.cc (make_sized_incremental_binary): Set the target.
5872 Error if it is incompatible.
5873 * output.h (Output_file): Add filename method.
5875 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5877 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5878 from the get_* methods.
5880 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5882 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5883 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5884 Write 0 for the data_offset of scripts.
5886 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5888 * testsuite/Makefile.am: Add the incremental_test.sh test.
5889 * testsuite/incremental_test.sh: New.
5890 * testsuite/incremental_test_1.c: New.
5891 * testsuite/incremental_test_2.c: New.
5893 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5895 * incremental-dump.cc (main): Fix typos.
5897 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5900 * incremental-dump.cc (main): Use llu to print 64 bit values.
5902 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5903 H.J. Lu <hongjiu.lu@intel.com>
5905 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5907 (incremental_dump_LDADD): Likewise.
5908 * Makefile.in: Regenerated.
5910 2009-11-25 Doug Kwan <dougkwan@google.com>
5914 2009-11-25 Doug Kwan <dougkwan@google.com>
5916 * arm.cc (Target_arm::Target_arm): Move method definition
5917 outside of class definition. Add code to handle
5918 --target1-rel, --target1-abs and --target2= options.
5919 (Target_arm::get_reloc_reloc_type): Change method to be
5920 non-static and const.
5921 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5922 New data member declaration.
5923 (Target_arm::Scan::local, Target_arm::Scan::global,
5924 Target_arm::Relocate::relocate,
5925 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5926 Adjust call to Target_arm::get_real_reloc_type.
5927 (Target_arm::get_real_reloc_type): Use command line options
5928 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5929 * options.h (--target1-rel, --target1-abs, --target2): New
5932 2009-11-25 Doug Kwan <dougkwan@google.com>
5934 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5935 class definition. Add code to handle --target1-rel, --target1-abs
5936 and --target2= options.
5937 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5939 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5941 (Target_arm::Scan::local, Target_arm::Scan::global,
5942 Target_arm::Relocate::relocate,
5943 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5944 call to Target_arm::get_real_reloc_type.
5945 (Target_arm::get_real_reloc_type): Use command line options to
5946 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5947 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5950 2009-11-25 Doug Kwan <dougkwan@google.com>
5952 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5953 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5954 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5956 (Arm_relocate_functions::thm_call): Replace body with a call to
5957 Arm_relocate_functions::thumb_branch_common.
5958 (Arm_relocate_functions::thm_jump24,
5959 Arm_relocate_functions::thm_xpc22): New method definitions.
5960 (Arm_relocate_functions::thumb_branch_common): New method definition.
5961 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5963 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5964 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5966 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5968 * Makefile.am: Build incremental-dump
5969 * Makefile.in: Regenerate.
5970 * incremental-dump.cc: New.
5971 * incremental.cc (Incremental_inputs_header_data,
5972 Incremental_inputs_entry_data): Move to incremental.h
5973 * incremental.h: (Incremental_inputs_header_data,
5974 Incremental_inputs_entry_data): Move from incremental.cc
5976 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5978 * incremental.cc (Incremental_inputs_header,
5979 Incremental_inputs_header_write, Incremental_inputs_entry,
5980 Incremental_inputs_entry_write): Add a typedef with the data type.
5982 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5984 * incremental.cc (Incremental_inputs_header,
5985 Incremental_inputs_header_write, Incremental_inputs_entry,
5986 Incremental_inputs_entry_write): Update comment about which
5987 type has the filed descriptions.
5989 2009-11-15 Doug Kwan <dougkwan@google.com>
5991 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5992 (Arm_relocate_functions::arm_branch_common): Change method defintion
5993 in class definition to a method declaration and update list of formal
5995 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5996 Arm_relocation_functions::jump24): Adjust call to
5997 Arm_relocate_functions::arm_branch_common. Update list of formal
5999 (Arm_relocate_functions::xpc25): New method definition.
6000 (Arm_relocate_functions::arm_branch_common): Move method defintion
6001 out from class definition. Use stubs for mode-switching and extending
6003 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6004 specially. Change code to enable use of stubs in ARM branches.
6006 2009-11-10 Doug Kwan <dougkwan@google.com>
6008 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6009 in method declaration.
6010 (Target_arm::relocate_stub): New method declaration.
6011 (Target_arm::default_target): Change to return a pointer instead of
6013 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6014 Target_arm::default_target.
6015 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6017 (Target_arm::relocate_section): Adjust view.
6018 (Target_arm::relocate_stub): New method definition.
6020 2009-11-10 Doug Kwan <dougkwan@google.com>
6022 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6024 * incremental.cc (open_incremental_binary): Initialized local
6025 variables to avoid warnings.
6026 * object.cc (make_elf_object): Ditto.
6027 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6030 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6033 * testsuite/plugin_test.c: Include "config.h".
6035 2009-11-09 Doug Kwan <dougkwan@google.com>
6037 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6038 (arm_symbol_value): Remove.
6039 (Arm_relocate_functions::arm_branch_common,
6040 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6041 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6042 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6043 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6044 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6045 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6046 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6047 Arm_relocate_functions::thm_mobw_abs_nc,
6048 Arm_relocate_functions::thm_mov_abs,
6049 Arm_relocate_functions::movw_prel_nc,
6050 Arm_relocate_functions::thm_movt_abs,
6051 Arm_relocate_functions::movt_prel,
6052 Arm_relocate_functions::thm_movw_prel_nc,
6053 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6054 (Target_arm::Relocate::relocate): Only decompose address into two
6055 parts if relocation type uses the thumb-bit and pass the actual
6056 bit instead of a flag indicating that the thumb-bit is used. Adjust
6057 calls to methods in Arm_relocate_functions for this change.
6059 2009-11-08 Ian Lance Taylor <iant@google.com>
6062 * reloc.cc: Instantiate
6063 Sized_relobj::initialize_input_to_output_maps and
6064 Sized_relobj:free_input_to_output_maps.
6066 2009-11-06 Ian Lance Taylor <iant@google.com>
6069 * defstd.cc (in_segment): Set only_if_ref true for "end".
6071 2009-11-06 Doug Kwan <dougkwan@google.com>
6073 * arm.cc (class Reloc_stub): Correct a comment.
6074 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6075 (Target_arm::scan_section_for_stubs): New method declaration.
6076 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6077 Change methods from private to protected.
6078 (Target_arm::do_may_relax): New method definition.
6079 (Target_arm::do_relax, Target_arm::group_sections,
6080 Target_arm::scan_reloc_for_stub,
6081 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6082 (Target_arm::arm_input_section_map_): New data member declaration.
6083 (Target_arm::scan_reloc_for_stub,
6084 Target_arm::scan_reloc_section_for_stubs,
6085 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6086 Target_arm::do_relax): New method definitions.
6088 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6090 * configure.ac: Check for (struct stat)::st_mtim
6091 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6092 * config.in: Regenerate.
6093 * configure: Regenerate.
6095 2009-11-05 Ian Lance Taylor <iant@google.com>
6098 * output.cc (Output_segment::add_output_section): Add missing
6101 2009-11-04 Ian Lance Taylor <iant@google.com>
6104 * object.h (class Object): Add is_needed and set_is_needed
6105 methods. Add is_needed_ field. Make bool fields into bitfields.
6106 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6107 defined in a dynamic object and referenced by a regular object,
6108 set is_needed for the dynamic object.
6109 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6110 if the file is marked with as_needed and it is not needed.
6112 2009-11-04 Ian Lance Taylor <iant@google.com>
6115 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6116 tags if data is discarded by linker script.
6117 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6118 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6119 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6120 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6122 2009-11-04 Ian Lance Taylor <iant@google.com>
6124 * layout.cc (Layout::get_output_section): Add is_interp and
6125 is_dynamic_linker_section parameters. Change all callers.
6126 (Layout::choose_output_section): Likewise.
6127 (Layout::make_output_section): Likewise.
6128 (Layout::add_output_section_data): Add is_dynamic_linker_section
6129 parameter. Change all callers.
6130 * layout.h (class Layout): Update declarations.
6131 * output.h (class Output_section): Add is_interp, set_is_interp,
6132 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6133 Add is_interp_, is_dynamic_linker_section_ fields. Change
6134 generate_code_fills_at_write_ to a bitfield.
6135 * output.cc (Output_section::Output_sections): Initialize new
6137 (Output_segment::add_output_section): Add do_sort parameter.
6140 2009-11-03 Ian Lance Taylor <iant@google.com>
6143 * options.h (class General_options): Add --warn-common.
6144 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6145 merging two common symbols.
6146 (Symbol_table::should_override): Handle --warn-common when merging
6147 a common symbol with a defined symbol. Use report_resolve_problem
6148 for multiple definitions.
6149 (Symbol_table::report_resolve_problem): New function.
6150 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6152 2009-11-03 Doug Kwan <dougkwan@google.com>
6154 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6156 (Target_arm::stub_factory): New method definition.
6157 (Target_arm::new_arm_input_section,
6158 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6159 Target_arm::reloc_uses_thumb_bit): New method declarations.
6160 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6161 New type definitions.
6162 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6163 member declarations.
6164 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6165 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6166 New method definitions.
6168 2009-11-03 Ian Lance Taylor <iant@google.com>
6170 * options.h (class General_options): Add --warn_constructors.
6172 2009-11-03 Ian Lance Taylor <iant@google.com>
6175 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6176 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6178 2009-11-03 Ian Lance Taylor <iant@google.com>
6181 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6182 --msgid-bugs-address.
6183 (install-pdf): New target.
6184 (install-data_yes): Look up one directory to find mkinstalldirs.
6186 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6188 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6191 2009-10-30 Doug Kwan <dougkwan@google.com>
6193 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6195 2009-10-30 Doug Kwan <dougkwan@google.com>
6197 * arm.cc (Stub_addend_reader): New struct template definition
6198 and partial specializations.
6199 (Stub_addend_reader::operator()): New method definition for a
6200 partially specialized template.
6202 2009-10-30 Doug Kwan <dougkwan@google.com>
6204 * arm.cc (Arm_relobj::processor_specific_flags): New method
6206 (Arm_relobj::do_read_symbols): New method declaration.
6207 (Arm_relobj::processor_specific_flags_): New data member declaration.
6208 (Arm_dynobj): New class definition.
6209 (Target_arm::do_finalize_sections): Add input_objects parameter.
6210 (Target_arm::do_adjust_elf_header): New method declaration.
6211 (Target_arm::are_eabi_versions_compatible,
6212 (Target_arm::merge_processor_specific_flags): New method declaration.
6213 (Target_arm::do_make_elf_object): New overloaded method definitions
6215 (Arm_relobj::do_read_symbols): New method definition.
6216 (Arm_dynobj::do_read_symbols): Ditto.
6217 (Target_arm::do_finalize_sections): Add input_objects parameters.
6218 Merge processor-specific flags from all input objects.
6219 (Target_arm::are_eabi_versions_compatible,
6220 Target_arm::merge_processor_specific_flags,
6221 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6222 New method definitions.
6223 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6224 Input_objects pointer type parameter.
6225 * layout.cc (Layout::finalize): Pass input objects to target's.
6226 finalize_sections function.
6227 * output.cc (Output_file_header::do_sized_write): Set ELF file
6228 header's processor-specific flags.
6229 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6230 Input_objects pointer type parameter.
6231 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6232 * target.h (Input_objects): New forward class declaration.
6233 (Target::processor_specific_flags,
6234 Target::are_processor_specific_flags_sect): New method definitions.
6235 (Target::finalize_sections): Add input_objects parameter.
6236 (Target::Target): Initialize processor_specific_flags_ and
6237 are_processor_specific_flags_set_.
6238 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6240 (Target::set_processor_specific_flags): New method definition.
6241 (Target::processor_specific_flags_,
6242 Target::are_processor_specific_flags_set_): New data member
6244 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6245 Input_objects pointer type parameter.
6247 2009-10-30 Doug Kwan <dougkwan@google.com>
6249 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6251 2009-10-28 Ian Lance Taylor <iant@google.com>
6253 * object.h (class Relobj): Drop options parameter from
6254 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6255 do_scan_relocs, do_relocate. Change all callers.
6256 (class Sized_relobj): Drop options parameters from
6257 do_gc_process_relocs, do_scan_relocs, do_relocate,
6258 do_relocate_sections, relocate_sections, emit_relocs_scan,
6259 emit_relocs_scan_reltype. Change all callers.
6260 (struct Relocate_info): Remove options field and all references to
6262 * reloc.h (class Read_relocs): Remove options constructor
6263 parameter and options_ field. Change all callers.
6264 (class Gc_process_relocs, class Scan_relocs): Likewise.
6265 (class Relocate_task): Likewise.
6266 * target-reloc.h (scan_relocs): Remove options parameter. Change
6268 (scan_relocatable_relocs): Likewise.
6269 * target.h (class Sized_target): Remove options parameter from
6270 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6272 * gc.h (gc_process_relocs): Remove options parameter. Change all
6274 * arm.cc: Update functions to remove options parameters.
6275 * i386.cc: Likewise.
6276 * powerpc.cc: Likewise.
6277 * sparc.cc: Likewise.
6278 * x86_64.cc: Likewise.
6279 * testsuite/testfile.cc: Likewise.
6281 2009-10-28 Doug Kwan <dougkwan@google.com>
6283 * arm.cc (Arm_relobj): New class definition.
6284 (Arm_relobj::scan_sections_for_stubs,
6285 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6286 New method definitions.
6288 2009-10-28 Cary Coutant <ccoutant@google.com>
6290 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6291 (Plugin::cleanup_done_): New member.
6292 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6293 (Plugin_manager::cleanup_done_): Remove.
6294 (Plugin_manager::add_input_file): Edit error message.
6295 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6296 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6298 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6300 * fileread.cc: (File_read::View::~View): Use the new
6301 data_ownership_ filed.
6302 (File_read::~File_read): Dispose the new whole_file_view_.
6303 (File_read::open): Mmap the whole file if needed.
6304 (File_read::open): Use whole_file_view_ instead of contents_.
6305 (File_read::find_view): Use whole_file_view_ if applicable.
6306 (File_read::do_read): Use whole_file_view_ instead of contents_.
6307 (File_read::make_view): Use whole_file_view_ instead of contents_,
6308 update File_read::View::View call.
6309 (File_read::find_or_make_view): Update File_read::View::View
6311 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6313 (File_read::View::Data_ownership): New enum.
6314 (File_read::View::View): Replace bool mapped_ with Data_ownership
6316 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6317 (File_read::View::data_ownership_): New field.
6318 (File_read::contents_): Remove (replaced by whole_file_view_).
6319 (File_read::whole_file_view_): New field.
6320 * options.h (class General_options): Add --keep-files-mapped.
6322 2009-10-27 Cary Coutant <ccoutant@google.com>
6324 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6325 * testsuite/Makefile.am (plugin_test_5): New test case.
6326 * testsuite/Makefile.in: Regenerate.
6328 2009-10-25 Doug Kwan <dougkwan@google.com>
6330 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6331 from private to protected to allow access by child class.
6332 (Sized_relobj::do_relocate_sections): New method declaration.
6333 (Sized_relobj::relocate_sections): Virtualize.
6334 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6335 Sized_relobj::relocate_sections. Instantiate template explicitly
6336 for different target sizes and endianity.
6338 2009-10-24 Doug Kwan <dougkwan@google.com>
6340 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6341 (Arm_input_section::as_arm_input_section): New method.
6342 (Arm_output_section): New class definition.
6343 (Arm_output_section::create_stub_group,
6344 Arm_output_section::group_sections): New method definitions.
6346 2009-10-22 Doug Kwan <dougkwan@google.com>
6348 * arm.cc (Arm_input_section): New class definition.
6349 (Arm_input_section::init, Arm_input_section:do_write,
6350 Arm_input_section::set_final_data_size,
6351 Arm_input_section::do_reset_address_and_file_offset): New method
6354 2009-10-21 Doug Kwan <dougkwan@google.com>
6356 * arm.cc (Stub_table, Arm_input_section): New forward class
6358 (Stub_table): New class defintion.
6359 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6360 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6361 New method definition.
6363 2009-10-21 Doug Kwan <dougkwan@google.com>
6365 * arm.cc: Update copyright comments.
6366 (Target_arm): New forward class template declaration.
6367 (Arm_address): New type.
6368 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6369 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6370 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6372 (Insn_template): Same.
6373 (DEF_STUBS): New macro.
6374 (Stub_type): New enum type.
6375 (Stub_template): New class definition.
6378 (Stub_factory): Same.
6379 (Target_arm::Target_arm): Initialize may_use_blx_ and
6380 should_force_pic_veneer_.
6381 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6382 Target_arm::should_force_pic_veneer,
6383 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6384 Target_arm::using_thumb_only, Target_arm:;default_target): New
6386 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6387 New data member declarations.
6388 (Insn_template::size, Insn_template::alignment): New method defintions.
6389 (Stub_template::Stub_template): New method definition.
6390 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6391 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6392 (Stub_factory::Stub_factory): New method definition.
6393 * gold.h (string_hash): New template.
6394 * output.h (Input_section_specifier::hash_value): Use
6396 (Input_section_specifier::string_hash): Remove.
6397 * stringpool.cc (Stringpool_template::string_hash): Use
6400 2009-10-20 Doug Kwan <dougkwan@google.com>
6402 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6403 symbols of relaxed input sections.
6404 * output.h (Output_section::find_relaxed_input_section): Make
6407 2009-10-16 Doug Kwan <dougkwan@google.com>
6409 * dynobj.cc (Versions::Versions): Initialize version_script_.
6410 Only insert base version symbol definition for a shared object
6411 if version script defines any version versions.
6412 (Versions::define_base_version): New method definition.
6413 (Versions::add_def): Check that base version is not needed.
6414 (Versions::add_need): Define base version lazily.
6415 * dynobj.h (Versions::define_base_version): New method declaration.
6416 (Versions::needs_base_version_): New data member declaration.
6417 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6418 (check_DATA): Add no_version_test.stdout.
6419 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6421 * testsuite/Makefile.in: Regenerate.
6422 * testsuite/no_version_test.c: New file.
6423 * testsuite/no_version_test.sh: Ditto.
6425 2009-10-16 Doug Kwan <dougkwan@google.com>
6427 * expression.cc (class Segment_start_expression): New class definition.
6428 (Segment_start_expression::value): New method definition.
6429 (script_exp_function_segment_start): Return a new
6430 Segment_start_expression.
6431 * gold/script-c.h (script_saw_segment_start_expression): New function
6433 * script-sections.cc (Script_sections::Script_sections): Initialize
6434 SAW_SEGMENT_START_EXPRESSION_ to false.
6435 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6436 and -Tbbs options to specify section addresses if given in
6437 command line and no SEGMENT_START expression is seen in a script.
6438 * script-sections.h (Script_sections::saw_segment_start_expression,
6439 Script_sections::set_saw_segment_start_expression): New method
6441 (Script_sections::saw_segment_start_expression_): New data member
6443 * script.cc (script_saw_segment_start_expression): New function.
6444 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6445 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6446 script_test_7.sh and script_test_8.sh.
6447 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6448 script_test_8.stdout.
6449 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6450 (script_test_6, script_test_6.stdout, script_test_7,
6451 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6452 * Makefile.in: Regenerate.
6453 * testsuite/script_test_6.sh: New file.
6454 * testsuite/script_test_6.t: Same.
6455 * testsuite/script_test_7.sh: Same.
6456 * testsuite/script_test_7.t: Same.
6457 * testsuite/script_test_8.sh: Same.
6459 2009-10-16 Doug Kwan <dougkwan@google.com>
6461 * output.cc (Output_segment::set_section_list_address): Cast
6462 expressions to unsigned long long type to avoid format warnings.
6464 2009-10-15 Ian Lance Taylor <iant@google.com>
6466 * script.cc (Script_options::add_symbol_assignment): Always add a
6467 dot assignment to script_sections_.
6468 * script-sections.cc (Script_sections::add_dot_assignment):
6469 Initialize if necessary.
6471 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6472 program headers with no load segment if there is a linker script.
6474 * layout.cc (Layout::set_segment_offsets): Align the file offset
6475 to the segment aligment for -N or -n with no load segment.
6476 * output.cc (Output_segment::add_output_section): Don't crash if
6477 the first section is a TLS section.
6478 (Output_segment::set_section_list_addresses): Print an error
6479 message if the address moves backward in a linker script.
6480 * script-sections.cc
6481 (Output_section_element_input::set_section_addresses): Don't
6482 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6483 (Orphan_output_section::set_section_addresses): Likewise.
6485 2009-10-15 Doug Kwan <dougkwan@google.com>
6487 * layout.cc (Layout::finish_dynamic_section): Generate tags
6488 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6489 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6490 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6492 2009-10-14 Ian Lance Taylor <iant@google.com>
6494 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6496 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6497 data_shdr fields of relinfo.
6498 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6499 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6500 R_386_TLS_LDO_32, adjust based on section flags.
6501 (Target_i386::Relocate::fix_up_ldo): Remove.
6503 2009-10-13 Ian Lance Taylor <iant@google.com>
6505 Add support for -pie.
6506 * options.h (class General_options): Add -pie and
6508 (General_options::output_is_position_independent): Test -pie.
6509 (General_options::output_is_executable): Return true if not shared
6510 and not relocatable.
6511 (General_options::output_is_pie): Remove.
6512 * options.cc (General_options::finalize): Reject incompatible uses
6514 * gold.cc (queue_middle_tasks): A -pie link is not static.
6515 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6516 * symtab.cc (Symbol::final_value_is_known): Return false if
6517 output_is_position_independent.
6518 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6519 output_is_position_independent.
6520 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6521 output_is_position_independent.
6522 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6523 output_is_position_independent.
6524 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6526 (basic_pie_test.o, basic_pie_test): New targets.
6527 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6528 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6529 (two_file_pie_test): New target.
6530 * testsuite/Makefile.in: Rebuild.
6531 * README: Remove note saying that -pie is not supported.
6533 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6535 * options.h (class General_options): Add -init and -fini.
6536 * layout.cc (Layout::finish_dynamic_section): Emit
6537 given init and fini functions.
6539 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6541 * gc.h (gc_process_relocs): Check if icf is enabled using new
6543 * gold.cc (queue_initial_tasks): Likewise.
6544 (queue_middle_tasks): Likewise.
6545 * object.cc (do_layout): Likewise.
6546 * symtab.cc (is_section_folded): Likewise.
6547 * main.cc (main): Likewise.
6548 * reloc.cc (Read_relocs::run): Likewise.
6549 (Sized_relobj::do_scan_relocs): Likewise.
6550 * icf.cc (is_function_ctor_or_dtor): New function.
6551 (Icf::find_identical_sections): Check if function is ctor or dtor when
6553 * options.h (General_options::icf): Change option to be an enum.
6554 (Icf_status): New enum.
6555 (icf_enabled): New method.
6556 (icf_safe_folding): New method.
6557 (set_icf_status): New method.
6558 (icf_status_): New variable.
6559 * (options.cc) (General_options::finalize): Set icf_status_.
6560 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6561 icf_test and icf_keep_unique_test to use the --icf enum flag.
6562 * testsuite/icf_safe_test.sh: New file.
6563 * testsuite/icf_safe_test.cc: New file.
6565 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6567 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6568 includes to gc.h and icf.h.
6569 * arm.cc: Include gc.h.
6570 * gold.cc: Likewise.
6571 * i386.cc: Likewise.
6572 * powerpc.cc: Likewise.
6573 * sparc.cc: Likewise.
6574 * x86_64.cc: Likewise.
6575 * gc.h: Include icf.h.
6577 2009-10-11 Ian Lance Taylor <iant@google.com>
6579 * plugin.cc: Include "gold.h" before other header files.
6581 2009-10-10 Chris Demetriou <cgd@google.com>
6583 * options.h (Input_file_argument::Input_file_type): New enum.
6584 (Input_file_argument::is_lib_): Replace with...
6585 (Input_file_argument::type_): New member.
6586 (Input_file_argument::Input_file_argument): Take Input_file_type
6587 'type' rather than boolean 'is_lib' as second argument.
6588 (Input_file_argument::is_lib): Use type_.
6589 (Input_file_argument::is_searched_file): New function.
6590 (Input_file_argument::may_need_search): Handle is_searched_file.
6591 * options.cc (General_options::parse_library): Support -l:filename.
6592 (General_options::parse_just_symbols): Update for Input_file_argument
6594 (Command_line::process): Likewise.
6595 * archive.cc (Archive::get_file_and_offset): Likewise.
6596 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6597 * script.cc (read_script_file, script_add_file): Likewise.
6598 * fileread.cc (Input_file::Input_file): Likewise.
6599 (Input_file::will_search_for): Handle is_searched_file.
6600 (Input_file::open): Likewise.
6601 * readsyms.cc (Read_symbols::get_name): Likewise.
6602 * testsuite/Makefile.am (searched_file_test): New test.
6603 * testsuite/Makefile.in: Regenerate.
6604 * testsuite/searched_file_test.cc: New file.
6605 * testsuite/searched_file_test_lib.cc: New file.
6607 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6608 Ian Lance Taylor <iant@google.com>
6610 * descriptor.cc: Include <cstdio> and "binary-io.h".
6611 (Descriptors::open): Open the files in binary mode always.
6612 * script.cc (Lex::get_token): Treat \r as whitespace.
6614 2009-10-09 Ian Lance Taylor <iant@google.com>
6616 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6618 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6619 Ian Lance Taylor <iant@google.com>
6621 * configure.ac: Check for readv function also.
6622 * fileread.cc (readv): Define if not HAVE_READV.
6623 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6625 * config.in: Regenerate.
6626 * configure: Regenerate.
6628 2009-10-09 Doug Kwan <dougkwan@google.com>
6630 * layout.cc (Layout::make_output_section): Call target hook to make
6631 ordinary output section.
6632 (Layout::finalize): Adjust parameter list of call the
6633 Target::may_relax().
6634 * layout.h (class Layout::section_list): New method.
6635 * merge.h (Output_merge_base::entsize): Change visibility to public.
6636 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6638 (Output_merge_string::do_is_string): New method.
6639 * object.cc (Sized_relobj::do_setup): renamed from
6640 Sized_relobj::set_up.
6641 * object.h (Sized_relobj::adjust_shndx,
6642 Sized_relobj::initializ_input_to_output_maps,
6643 Sized_relobj::free_input_to_output_maps): Change visibilities to
6645 (Sized_relobj::setup): Virtualize.
6646 (Sized_relobj::do_setup): New method declaration.
6647 (Sized_relobj::invalidate_section_offset,
6648 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6649 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6650 * options.cc (parse_int): New function.
6651 * options.h (parse_int): New declaration.
6652 (DEFINE_int): New macro.
6653 (stub_group_size): New option.
6654 * output.cc (Output_section::Output_section): Initialize memebers
6655 merge_section_map_, merge_section_by_properties_map_,
6656 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6657 (Output_section::add_input_section): Handled deferred code-fill
6658 generation and remove an old comment.
6659 (Output_section::add_relaxed_input_section): New method definition.
6660 (Output_section::add_merge_input_section): Use merge section by
6661 properties map to speed to search. Update merge section maps
6663 (Output_section::build_relaxation_map): New method definition.
6664 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6666 (Output_section::relax_input_section): Renamed to
6667 Output_section::convert_input_sections_to_relaxed_sections and change
6668 interface to take a vector of pointers to relaxed sections.
6669 (Output_section::find_merge_section,
6670 Output_section::find_relaxed_input_section): New method definitions.
6671 (Output_section::is_input_address_mapped,
6672 Output_section::output_offset, Output_section::output_address):
6673 Use output section data maps to speed up searching.
6674 (Output_section::find_starting_output_address): Add comments.
6675 (Output_section::do_write,
6676 Output_section::write_to_postprocessing_buffer): Do code-fill
6677 generation as appropriate.
6678 (Output_section::get_input_sections): Invalidate relaxed input section
6680 (Output_section::restore_states): Adjust type of checkpoint .
6681 Invalidate relaxed input section map.
6682 * output.h (Output_merge_base): New class declaration.
6683 (Input_section_specifier): New class defintion.
6684 (class Output_relaxed_input_section) Change base class to
6685 Output_section_data_build.
6686 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6687 base class initializer.
6688 (Output_section::add_relaxed_input_section): New method declaration.
6689 (Output_section::Input_section): Change visibility to protected.
6690 (Output_section::Input_section::relobj,
6691 Output_section::Input_section::shndx): Handle relaxed input sections.
6692 Output_section::input_sections) Change visibility to protected. Also
6693 define overload to return a non-const pointer.
6694 (Output_section::Merge_section_properties): New class defintion.
6695 (Output_section::Merge_section_by_properties_map,
6696 Output_section::Output_section_data_by_input_section_map,
6697 Output_section::Relaxation_map): New types.
6698 (Output_section::relax_input_section): Rename method to
6699 Output_section::convert_input_sections_to_relaxed_sections and change
6700 interface to take a vector of relaxed section pointers.
6701 (Output_section::find_merge_section,
6702 Output_section::find_relaxed_input_section,
6703 Output_section::build_relaxation_map,
6704 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6705 New method declarations.
6706 (Output_section::merge_section_map_
6707 Output_section::merge_section_by_properties_map_,
6708 Output_section::relaxed_input_section_map_,
6709 Output_section::is_relaxed_input_section_map_valid_,
6710 Output_section::generate_code_fills_at_write_): New data members.
6711 * script-sections.cc
6712 (Output_section_element_input::set_section_addresses): Call
6713 current_data_size and addralign methods of relaxed input sections.
6714 (Orphan_output_section::set_section_addresses): Call current_data_size
6715 and addralign methods of relaxed input sections.
6716 * symtab.cc (Symbol_table::compute_final_value): Extract template
6717 from the body of Symbol_table::sized_finalize_symbol.
6718 (Symbol_table::sized_finalized_symbol): Call
6719 Symbol_table::compute_final_value.
6720 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6721 (Symbol_table::compute_final_value): New templated method declaration.
6722 * target.cc (Target::do_make_output_section): New method defintion.
6723 * target.h (Target::make_output_section): New method declaration.
6724 (Target::relax): Add more parameters for input objects, symbol table
6725 and layout. Adjust call to do_relax.
6726 (Target::do_make_output_section): New method declaration.
6727 (Target::do_relax): Add parameters for input objects, symbol table
6730 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6732 * pread.c: Include stdio.h.
6734 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6736 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6739 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6741 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6742 Change read_shndx type to unsigned int.
6743 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6745 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6746 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6747 Change read_shndx type to unsigned int.
6748 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6750 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6751 * layout.cc (Layout::create_symtab_sections): Cast the result of
6752 local_symcount * symsize to off_t in the gold_assert.
6754 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6756 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6757 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6759 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6760 (Arm_relocate_functions::thm_abs5): New function.
6761 (Arm_relocate_functions::abs12): New function.
6762 (Arm_relocate_functions::abs16): New function.
6763 (Arm_relocate_functions::base_abs): New function.
6764 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6765 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6766 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6768 (Scan::global): Likewise.
6769 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6770 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6771 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6772 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6775 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6777 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6778 (Arm_relocate_functions::movt_prel): New function.
6779 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6780 (Arm_relocate_functions::thm_movt_prel): New function.
6781 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6782 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6783 (Scan::global, Relocate::relocate): Likewise.
6784 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6786 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6788 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6789 Incremental_checker.
6790 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6792 (class Incremental_inputs_header): New class.
6793 (Incremental_inputs_header_writer): Edit comment.
6794 (Incremental_inputs_entry): New class.
6795 (Incremental_inputs_entry_writer): Edit comment.
6796 (Sized_incremental_binary::do_find_incremental_inputs_section):
6797 Add *strtab_shndx parameter, fill it.
6798 (Sized_incremental_binary::do_check_inputs): New method.
6799 (Incremental_checker::can_incrementally_link_output_file): Use
6800 Sized_incremental_binary::check_inputs.
6801 (Incremental_inputs::report_command_line): Save command line in
6804 (Incremental_binary::find_incremental_inputs_section): New
6806 (Incremental_binary::do_find_incremental_inputs_section): Add
6807 strtab_shndx parameter.
6808 (Incremental_binary::do_check_inputs): New pure virtual method.
6809 (Sized_incremental_binary::do_check_inputs): Declare.
6810 (Incremental_checker::Incremental_checker): Add incremental_inputs
6811 parameter, use it to initialize incremental_inputs_.
6812 (Incremental_checker::incremental_inputs_): New field.
6813 (Incremental_checker::command_line): New method.
6814 (Incremental_checker::inputs): New method.
6815 (Incremental_checker::command_line_): New field.
6817 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6819 * incremental.cc: Include <cstdarg> and "target-select.h".
6820 (vexplain_no_incremental): New function.
6821 (explain_no_incremental): New function.
6822 (Incremental_binary::error): New method.
6823 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6825 (make_sized_incremental_binary): New function.
6826 (open_incremental_binary): New function.
6827 (can_incrementally_link_file): Add checks if output is ELF and has
6829 * incremental.h: Include "elfcpp_file.h" and "output.h".
6830 (Incremental_binary): New class.
6831 (Sized_incremental_binary): New class.
6832 (open_incremental_binary): Declare.
6833 * object.cc (is_elf_object): Use
6834 elfcpp::Elf_recognizer::is_elf_file.
6835 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6836 * output.h (Output_file::filesize): New method.
6838 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6840 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6842 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6843 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6845 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6847 (Arm_relocate_functions::movw_abs_nc): New function.
6848 (Arm_relocate_functions::movt_abs): New function.
6849 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6850 (Arm_relocate_functions::thm_movt_abs): New function.
6851 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6852 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6853 (Scan::global): Likewise.
6854 (Relocate::relocate): Likewise.
6855 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6857 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6859 * arm.cc (Arm_relocate_functions::got_prel) New function.
6860 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6861 (Relocate::relocate): Likewise.
6862 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6864 2009-10-06 Ian Lance Taylor <iant@google.com>
6866 * options.h (class General_options): Define
6867 split_stack_adjust_size parameter.
6868 * object.h (class Object): Add uses_split_stack_ and
6869 has_no_split_stack_ fields. Add uses_split_stack and
6870 has_no_split_stack accessor functions. Declare
6871 handle_split_stack_section.
6872 (class Reloc_symbol_changes): Define.
6873 (class Sized_relobj): Define Function_offsets. Declare
6874 split_stack_adjust, split_stack_adjust_reltype, and
6876 * object.cc (Object::handle_split_stack_section): New function.
6877 (Sized_relobj::do_layout): Call handle_split_stack_section.
6878 * dynobj.cc (Sized_dynobj::do_layout): Call
6879 handle_split_stack_section.
6880 * reloc.cc (Sized_relobj::relocate_sections): Call
6881 split_stack_adjust for executable sections in split_stack
6882 objects. Pass reloc_map to relocate_section.
6883 (Sized_relobj::split_stack_adjust): New function.
6884 (Sized_relobj::split_stack_adjust_reltype): New function.
6885 (Sized_relobj::find_functions): New function.
6886 * target-reloc.h: Include "object.h".
6887 (relocate_section): Add reloc_symbol_changes parameter. Change
6889 * target.h (class Target): Add calls_non_split method. Declare
6890 do_calls_non_split virtual method. Declare match_view and
6892 * target.cc: Include "elfcpp.h".
6893 (Target::do_calls_non_split): New function.
6894 (Target::match_view): New function.
6895 (Target::set_view_to_nop): New function.
6896 * gold.cc (queue_middle_tasks): Give an error if mixing
6897 split-stack and non-split-stack objects with -r.
6898 * i386.cc (Target_i386::relocate_section): Add
6899 reloc_symbol_changes parameter.
6900 (Target_i386::do_calls_non_split): New function.
6901 * x86_64.cc (Target_x86_64::relocate_section): Add
6902 reloc_symbol_changes parameter.
6903 (Target_x86_64::do_calls_non_split): New function.
6904 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6906 * powerpc.cc (Target_powerpc::relocate_section): Add
6907 reloc_symbol_changes parameter.
6908 * sparc.cc (Target_sparc::relocate_section): Add
6909 reloc_symbol_changes parameter.
6910 * configure.ac: Call AM_CONDITIONAL for the default target.
6911 * configure: Rebuild.
6912 * testsuite/Makefile.am (TEST_AS): New variable.
6913 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6914 (check_DATA): Add split_i386 and split_x86_64 files.
6915 (SPLIT_DEFSYMS): Define.
6916 (split_i386_[1234n].o): New targets.
6917 (split_i386_[124]): New targets.
6918 (split_i386_[1234r].stdout): New targets.
6919 (split_x86_64_[1234n].o): New targets.
6920 (split_x86_64_[124]): New targets.
6921 (split_x86_64_[1234r].stdout): New targets.
6922 (MOSTLYCLEANFILES): Add new executables.
6923 * testsuite/split_i386.sh: New file.
6924 * testsuite/split_x86_64.sh: New file.
6925 * testsuite/split_i386_1.s: New file.
6926 * testsuite/split_i386_2.s: New file.
6927 * testsuite/split_i386_3.s: New file.
6928 * testsuite/split_i386_4.s: New file.
6929 * testsuite/split_i386_n.s: New file.
6930 * testsuite/split_x86_64_1.s: New file.
6931 * testsuite/split_x86_64_2.s: New file.
6932 * testsuite/split_x86_64_3.s: New file.
6933 * testsuite/split_x86_64_4.s: New file.
6934 * testsuite/split_x86_64_n.s: New file.
6935 * testsuite/testfile.cc (Target_test): Update relocation_section
6937 * testsuite/Makefile.in: Rebuild.
6939 2009-10-06 Ian Lance Taylor <iant@google.com>
6941 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6942 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6943 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6944 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6945 the address on ldo_addrs_.
6946 (Target_i386::Relocate::fix_up_ldo): New function.
6948 2009-10-06 Rafael Espindola <espindola@google.com>
6950 * plugin.cc (add_input_library): New.
6951 (Plugin::load): Add add_input_library to tv.
6952 (Plugin_manager::add_input_file): Add the is_lib argument.
6953 (add_input_file): Update call to Plugin_manager::add_input_file.
6954 (add_input_library): New.
6955 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6957 2009-09-30 Doug Kwan <dougkwan@google.com>
6959 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6960 symbol and call Symbol::may_need_copy_reloc to determine if
6961 a copy reloc is needed.
6962 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6963 nocopyreloc is given in command line.
6964 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6965 given in command line.
6966 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6967 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6968 of the removed Target_i386::may_need_copy_reloc.
6969 * options.h (copyreloc): New option with default value false.
6970 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6971 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6972 instead of the removed Target_powerpc::may_need_copy_reloc.
6973 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6974 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6975 instead of the removed Target_sparc::may_need_copy_reloc.
6976 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6977 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6978 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6979 instead of the removed Target_x86_64::may_need_copy_reloc.
6981 2009-09-30 Ian Lance Taylor <iant@google.com>
6983 * object.h (class Object): Remove target_ field, and target,
6984 sized_target, and set_target methods.
6985 (Object::sized_target): Remove.
6986 (class Sized_relobj): Update declarations. Remove sized_target.
6987 * object.cc (Sized_relobj::setup): Remove target parameter.
6989 (Input_objects::add_object): Don't do anything with the target.
6990 (make_elf_sized_object): Add punconfigured parameter. Change all
6991 callers. Set or test parameter target.
6992 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6994 * parameters.cc (Parameters::set_target): Change parameter type to
6996 (Parameters::default_target): Remove.
6997 (set_parameters_target): Change parameter type to be non-const.
6998 (parameters_force_valid_target): New function.
6999 (parameters_clear_target): New function.
7000 * parameters.h (class Parameters): Update declarations. Remove
7001 default_target method. Add sized_target and clear_target
7002 methods. Change target_ to be non-const.
7003 (set_parameters_target): Update declaration.
7004 (parameters_force_valid_target): Declare.
7005 (parameters_clear_target): Declare.
7006 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7007 as NULL if we aren't searching.
7008 (Add_symbols::run): Don't check for compatible target.
7009 * fileread.cc (Input_file::open_binary): Call
7010 parameters_force_valid_target.
7011 * gold.cc (queue_middle_tasks): Likewise.
7012 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7013 set_target on object.
7014 * dynobj.h (class Sized_dynobj): Update declarations.
7015 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7016 make_elf_object returns NULL.
7017 (Archive::include_member): Don't check whether object target is
7019 * output.cc (Output_section::add_input_section): Get target from
7021 (Output_section::relax_input_section): Likewise.
7022 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7024 (Sized_relobj::do_scan_relocs): Likewise.
7025 (Sized_relobj::relocate_sections): Likewise.
7026 * resolve.cc (Symbol_table::resolve): Likewise.
7027 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7028 parameter. Change all callers.
7029 (Symbol_table::add_from_object): Get target from parameters.
7030 (Symbol_table::add_from_relobj): Don't check object target.
7031 (Symbol_table::add_from_dynobj): Likewise.
7032 (Symbol_table::define_special_symbol): Get target from
7034 * symtab.h (class Symbol_table): Update declaration.
7035 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7036 parameter. Change all callers. Clear parameter target.
7037 (Binary_test): Test target here.
7038 * testsuite/object_unittest.cc (gold_testsuite): Remove
7039 target_test_pointer parameter. Change all callers.
7040 (Object_test): Test target here.
7042 2009-09-26 Ian Lance Taylor <iant@google.com>
7044 * testsuite/initpri1.c: Don't try to use constructor priorities if
7045 compiling with gcc before 4.3.
7047 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7049 * testsuite/retain_symbols_file_test.sh (check_present): Change
7050 output file name to retain_symbols_file_test.stdout.
7051 (check_absent): Likewise.
7053 2009-09-18 Craig Silverstein <csilvers@google.com>
7055 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7056 * options.cc: Include <cerrno> and <fstream>.
7057 (General_options::finalize): Parse -retain-symbols-file tag.
7058 * options.h: New flag.
7059 (General_options): New method should_retain_symbol, new
7060 variable symbols_to_retain.
7061 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7062 should_retain_symbol map.
7063 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7064 * testsuite/Makefile.in: Regenerate.
7065 * testsuite/retain_symbols_file_test.sh: New file.
7067 2009-09-18 Nick Clifton <nickc@redhat.com>
7069 * po/es.po: Updated Spanish translation.
7071 2009-09-17 Doug Kwan <dougkwan@google.com>
7073 * debug.h (DEBUG_RELAXATION): New constant.
7074 (DEBUG_ALL): Add DEBUG_RELAXATION.
7075 (debug_string_to_enum): Add relaxation debug option.
7077 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7078 Layout::Relaxation_debug_check::read_sections,
7079 Layout::Relaxation_debug_check::read_sections): New method definitions.
7080 (Layout::Layout): Initialize data members
7081 record_output_section_data_from_scrips_,
7082 script_output_section_data_list_ and relaxation_debug_check_.
7083 (Layout::save_segments, Layout::restore_segments,
7084 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7085 Layout::relaxation_loop_body): New method definitions.
7086 (Layout::finalize): Support relaxation. Move section layout code to
7087 Layout::relaxation_loop_body.
7088 (Layout::set_asection_address_from_script): Move code for orphan
7089 section placement out.
7090 (Layout::place_orphan_sections_in_script): New method definition.
7091 * layout.h (Output_segment_headers, Output_file_header):
7092 New forward class declarations.
7093 (Layout::~Layout): Define.
7094 (Layout::new_output_section_data_from_script): New method definition.
7095 (Layout::place_orphan_sections_in_script): New method declaration.
7096 (Layout::Segment_states): New type declaration.
7097 (Layout::save_segments, Layout::restore_segments,
7098 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7099 Layout::relaxation_loop_body): New method declarations.
7100 (Layout::Output_section_data_list): New type declaration.
7101 (Layout::Relaxation_debug_check): New class definition.
7102 (Layout::record_output_section_data_from_script_,
7103 Layout::script_output_section_data_list_, Layout::segment_states_,
7104 Layout::relaxation_debug_check_): New data members.
7105 * output.cc: (Output_section_headers::do_size): New method definition.
7106 (Output_section_headers::Output_section_headers): Move size
7107 computation to Output_section_headers::do_size.
7108 (Output_segment_headers::do_size): New method definition.
7109 (Output_file_header::Output_file_header): Move size computation to
7110 Output_file_header::do_size and call it.
7111 (Output_file_header::do_size): New method definition.
7112 (Output_data_group::Output_data_group): Adjust call to
7113 Output_section_data.
7114 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7115 (Output_symtab_xindex::do_write): Add array bound check.
7116 (Output_section::Input_section::print_to_mapfile): Handle
7117 RELAXED_INPUT_SECTION_CODE.
7118 (Output_section::Output_section): Initialize data member checkpoint_.
7119 (Output_section::~Output_section): Delete checkpoint object pointed
7121 (Output_section::add_input_section): Always add an Input_section if
7123 (Output_section::add_merge_input_section): Add assert.
7124 (Output_section::relax_input_section): New method definition.
7125 (Output_section::set_final_data_size): Set load address to zero for
7126 an unallocated section.
7127 (Output_section::do_address_and_file_offset_have_reset_values):
7128 New method definition.
7129 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7130 Handle relaxed input section.
7131 (Output_section::sort_attached_input_sections): Checkpoint input
7132 section list lazily.
7133 (Output_section::get_input_sections): Change type of input_sections to
7134 list of Simple_input_section pointers. Checkpoint input section list
7135 lazily. Also handle relaxed input sections.
7136 (Output_section::add_input_section_for_script): Take a reference to
7137 a Simple_input_section object instead of Relobj pointer and section
7138 index as parameter. Handle relaxed input sections.
7139 (Output_section::save_states, Output_section::restore_states): New
7141 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7142 (Output_data::is_data_size_fixed): New method definition.
7143 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7145 (Output_data::address_and_file_offset_have_reset_values): New method
7147 (Output_data::do_address_and_file_offset_have_reset_values): New method
7149 (Output_data::set_data_size): Check that data size is not fixed.
7150 (Output_data::fix_data_size): New method definition.
7151 (Output_data::is_data_size_fixed_): New data member.
7152 (Output_section_headers::set_final_data_size): New method definition.
7153 (Output_section_headers::do_size): New method declaration.
7154 (Output_segment_headers::set_final_data_size): New method definition.
7155 (Output_segment_headers::do_size): New method declaration.
7156 (Output_file_header::set_final_data_size)::New method definition.
7157 (Output_file_header::do_size)::New method declaration.
7158 (Output_section_data::Output_section_data): Add new parameter
7159 is_data_size_fixed and use it to fix data size.
7160 (Output_data_const::Output_data_const): Adjust call to base class
7161 constructor and fix data size.
7162 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7163 base class constructor and fix data size.
7164 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7165 base class constructor and fix data size.
7166 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7167 class constructor and fix data size.
7168 (Output_data_group::set_final_data_size): New method definition.
7169 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7170 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7171 class constructor and fix data size.
7172 (Output_relaxed_input_section): New class definition.
7173 (Output_section::Simple_input_section): New class definition.
7174 (Output_section::get_input_sections): Adjust parameter list.
7175 (Output_section::add_input_section_for_script): Same.
7176 (Output_section::save_states, Output_section::restore_states,
7177 Output_section::do_address_and_file_offset_have_reset_values,
7178 (Output_section::Input_section::Input_section): Handle
7179 RELAXED_INPUT_SECTION_CODE. Add new overload for
7180 Output_relaxed_input_section.
7181 (Output_section::Input_section::is_input_section,
7182 Output_section::Input_section::set_output_section): Handle relaxed
7184 (Output_section::Input_section::is_relaxed_input_section,
7185 Output_section::Input_section::output_section_data,
7186 Output_section::Input_section::relaxed_input_section): New method
7188 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7190 (Output_section::Input_section::u1_): Update comments.
7191 (Output_section::Input_section::u2_): Add new union member poris.
7192 (Output_section::Checkpoint_output_section): New classs definition.
7193 (Output_section::relax_input_section): New method declaration.
7194 (Output_section::checkpoint_): New data member.
7195 (Output_segment): Update comments.
7196 (Output_segment::Output_segment): Un-privatize copy constructor.
7197 (Output_segment::operator=): Un-privatize.
7198 * script-sections.cc (Output_section_element::Input_section_list):
7199 Change element type to Output_section::Simple_input_section.
7200 (Output_section_element_dot_assignment::set_section_addresses):
7201 Register output section data for relaxation clean up.
7202 (Output_data_exression::Output_data_expression): Adjust call to base
7203 constructor to fix data size.
7204 (Output_section_element_data::set_section_addresses): Register
7205 Output_data_expression object for relaxation clean up.
7206 (struct Input_section_info): Replace Relobj pointer and section index
7207 pair with Output_section::Simple_input_section and Convert struct to a
7209 (Input_section_sorter::operator()): Adjust access to
7210 Input_section_info data member to use accessors.
7211 (Output_section_element_input::set_section_addresses): Use layout
7212 parameter. Adjust code to use Output_section::Simple_input_section
7213 and Input_secction_info classes. Register filler for relaxation
7215 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7216 and section index pair with Output_section::Simple_input_section
7217 class. Adjust code accordingly.
7218 (Phdrs_element::release_segment): New method definition.
7219 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7221 (Script_sections::release_segments): New method definition.
7222 * gold/script-sections.h (Script_sections::release_segments): New
7224 * gold/target.h (Target::may_relax, Target::relax,
7225 Target::do_may_relax, Target::do_relax): New method definitions.
7227 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7229 * arm.cc (has_signed_unsigned_overflow): New function.
7230 (Arm_relocate_functions::abs8): New function.
7231 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7232 (Target_arm::Scan::global): Likewise.
7233 (Target_arm::relocate::relocate): Likewise.
7234 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7237 2009-09-16 Cary Coutant <ccoutant@google.com>
7239 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7240 * testsuite/Makefile.in: Regenerate.
7242 2009-09-11 Nick Clifton <nickc@redhat.com>
7244 * po/gold.pot: Updated by the Translation project.
7246 2009-09-08 Cary Coutant <ccoutant@google.com>
7248 * output.cc (Output_file::open): Add execute permission to empty file.
7249 * testsuite/Makefile.am (permission_test): New test.
7250 * testsuite/Makefile.in: Regenerate.
7252 2009-09-02 Ian Lance Taylor <iant@google.com>
7254 * output.cc (Output_file::resize): Call map_no_anonymous rather
7257 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7259 * gold.cc: Include "incremental.h".
7260 (queue_initial_tasks): Call Incremental_checker methods.
7261 * incremental.cc: Include "output.h".
7262 (Incremental_checker::can_incrementally_link_output_file): New
7264 * incremental.h (Incremental_checker): New class.
7266 * output.cc (Output_file::open_for_modification): New method.
7267 (Output_file::map_anonymous): Changed return type to bool. Record
7269 (Output_file::map_no_anonymous): New method, broken out of map.
7270 (Output_file::map): Use map_no_anonymous and map_anonymous.
7271 * output.h (class Output_file): Update declarations.
7273 2009-08-24 Cary Coutant <ccoutant@google.com>
7275 * options.h (Command_line::Pre_options): New class.
7276 (Command_line::pre_options): New member.
7277 * options.cc (gold::options::ready_to_register): New variable.
7278 (One_option::register_option): Do nothing if not registering options.
7279 Assert if same short option registered twice.
7280 (General_options::General_options): Turn off option registration when
7282 (Command_line::Pre_options::Pre_options): New constructor.
7284 2009-08-24 Cary Coutant <ccoutant@google.com>
7286 * options.h (General_options::no_keep_memory): Remove incorrect
7289 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7291 * Makefile.am (am__skiplex, am__skipyacc): New.
7292 * Makefile.in: Regenerate.
7294 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7296 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7297 (INCLUDES): ... this.
7298 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7299 (AM_CPPFLAGS): Renamed from ...
7300 (INCLUDE): ... this.
7301 * Makefile.in, testsuite/Makefile.in: Regenerate.
7303 * Makefile.in: Regenerate.
7304 * aclocal.m4: Likewise.
7305 * config.in: Likewise.
7306 * configure: Likewise.
7307 * testsuite/Makefile.in: Likewise.
7309 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7310 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7311 * Makefile.in: Regenerate.
7312 * testsuite/Makefile.in: Regenerate.
7314 2009-08-19 Cary Coutant <ccoutant@google.com>
7316 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7317 symbols in shared libraries overridden by hidden or internal symbols
7318 in the main program.
7320 2009-08-19 Chris Demetriou <cgd@google.com>
7322 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7323 checking source file names in error messages.
7325 2009-08-18 Doug Kwan <dougkwan@google.com>
7327 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7328 an elcpp::Ehdr as parameter. Adjust call to set_target.
7329 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7330 an elfcpp::Ehdr as parameter.
7331 * object.cc (Object::set_target): Remove the version that looks up
7332 a target and sets it.
7333 (Sized_relobj::setup): Take a Target object instead of
7334 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7335 (make_elf_sized_object): Find target and ask target to
7337 * object.h: (Object::set_target): Remove the version that looks up
7338 a target and sets it.
7339 (Sized_relobj::setup): Take a Target object instead of
7340 an elfcpp:Ehdr as parameter.
7341 * target.cc: Include dynobj.h.
7342 (Target::do_make_elf_object_implementation): New.
7343 (Target::do_make_elf_object): New.
7344 * target.h (Target::make_elf_object): New template declaration.
7345 (Target::do_make_elf_object): New method declarations.
7346 (Target::do_make_elf_object_implementation): New template declaration.
7348 2009-08-14 Ian Lance Taylor <iant@google.com>
7350 * gold.h (FUNCTION_NAME): Define.
7351 (gold_unreachable): Use FUNCTION_NAME.
7353 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7355 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7356 symbol in the --keep-unique list is not found.
7358 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7360 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7361 been maked as --keep-unique.
7362 (Icf::unfold_section): New function.
7363 * icf.h (Icf::unfold_section): New function.
7364 * options.h (General_options::keep_unique): New option.
7365 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7366 * testsuite/Makefile.in: Regenerate.
7367 * testsuite/icf_keep_unique_test.sh: New file.
7368 * testsuite/icf_keep_unique_test.cc: New file.
7370 2009-08-12 Cary Coutant <ccoutant@google.com>
7373 * resolve.cc (Symbol_table::resolve): Check for references from
7374 dynamic objects to hidden and internal symbols.
7375 * testsuite/Makefile.am (hidden_test.sh): New test.
7376 * testsuite/Makefile.in: Regenerate.
7377 * testsuite/hidden_test.sh: New script.
7378 * testsuite/hidden_test_1.c: New test source.
7379 * testsuite/hidden_test_main.c: New test source.
7381 2009-08-11 Doug Kwan <dougkwan@google.com>
7383 * arm.cc: Update comments.
7384 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7385 segment to locate the .ARM.exidx section if present.
7387 2009-08-09 Doug Kwan <dougkwan@google.com>
7389 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7392 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7393 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7396 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7398 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7399 valid tls_segment only for non-debug-section relocations.
7400 * testsuite/Makefile.am: Add gc_tls_test.
7401 * testsuite/Makefile.in: Regenerate.
7402 * testsuite/gc_tls_test.cc: New file.
7403 * testsuite/gc_tls_test.sh: New file.
7405 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7409 * Makefile.am (CCFILES): Add icf.cc.
7411 * Makefile.in: Regenerate.
7412 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7413 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7414 section, symbol and addend information for the relocs.
7415 * gold.cc (queue_middle_tasks): Call identical code folding.
7416 * gold.h: Add defines for multimap.
7417 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7418 to the call of finalize_local_symbols.
7419 * main.cc (main): Create object of class Icf.
7420 * object.cc (Sized_relobj::do_layout): Allow this function to be
7421 called twice during icf.
7422 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7423 to sections marked as identical by icf.
7424 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7426 (Sized_relobj::do_section_entsize): New function.
7427 * object.h (Object::section_entsize): New function.
7428 (Object::do_section_entsize): New pure virtual function.
7429 (Relobj::finalize_local_symbols): Add new parameter.
7430 (Relobj::do_section_entsize): New function.
7431 * options.h (General_options::icf): New option.
7432 (General_options::icf_iterations): New option.
7433 (General_options::print_icf_sections): New option.
7434 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7435 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7436 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7438 * symtab.cc (Symbol_table::is_section_folded): New function.
7439 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7440 to sections marked as identical by icf.
7441 * symtab.h (Symbol_table::set_icf): New function.
7442 (Symbol_table::icf): New function.
7443 (Symbol_table::is_section_folded): New function.
7444 (Symbol_table::icf_): New data member.
7445 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7446 * testsuite/Makefile.am: Add commands to build icf_test.
7447 * testsuite/Makefile.in: Regenerate.
7448 * testsuite/icf_test.sh: New file.
7449 * testsuite/icf_test.cc: New file.
7451 2009-07-24 Chris Demetriou <cgd@google.com>
7453 * layout.cc (is_compressible_debug_section): Fix incorrect
7454 comment about compressed section names.
7456 2009-07-20 Ian Lance Taylor <ian@airs.com>
7459 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7461 2009-07-16 Ian Lance Taylor <iant@google.com>
7464 * layout.h: #include <map>.
7465 (class Kept_section): Change from struct to class. Add accessors
7466 and setters. Add section size to Comdat_group mapping. Change
7467 Comdat_group to std::map. Add is_comdat_ field. Add
7468 linkonce_size field in union.
7469 (class Layout): Update declaration of find_or_add_kept_section.
7470 Don't declare find_kept_object.
7471 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7472 parameter. Add object, shndx, is_comdat, and is_group_name
7473 parameters. Change all callers. Adjust for new Kept_section.
7474 (Layout::find_kept_object): Remove.
7475 * object.cc (Sized_relobj::include_section_group): Update use of
7476 Kept_section. Rename secnum to shndx. Only record
7477 Kept_comdat_section if sections are the same size.
7478 (Sized_relobj::include_linkonce_section): Update use of
7479 Kept_section. Only record Kept_comdat_section if sections are the
7480 same size. Set size of linkonce section.
7481 (Sized_relobj::map_to_kept_section): Update call to
7482 get_kept_comdat_section.
7483 * object.h (class Sized_relobj): Rename fields in
7484 Kept_comdat_section to drop trailing underscores; change object
7485 field to Relobj*. Change Kept_comdat_section_table to store
7486 struct rather than pointer.
7487 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7488 Add kept_object and kept_shndx parameters. Change all callers.
7489 (Sized_relobj::get_kept_comdat_section): Change return type to
7490 bool. Add kept_object and kept_shndx parameters. Change all
7492 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7493 Layout::find_or_add_kept_section.
7495 2009-07-09 Ian Lance Taylor <iant@google.com>
7497 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7498 Reserve space in the hash table.
7500 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7502 * fileread.cc (File_read::get_mtime): New method.
7503 * fileread.h (Timespec): New structure.
7504 (File_read::get_mtime): New method.
7505 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7506 Renamed from timestamp_nsec.
7507 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7509 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7511 (Incremental_inputs::report_archive): Save mtime; style fix.
7512 (Incremental_inputs::report_obejct): Save mtime; style fix.
7513 (Incremental_inputs::report_script): Save mtime; style fix.
7514 (Incremental_inputs::finalize_inputs): Style fix.
7515 (Incremental_inputs::finalize): Style fix.
7516 (Incremental_inputs::create_input_section_data): Store inputs
7518 * incremental.h (Incremental_inputs::report_script): Add mtime
7520 (Incremental_inputs::Input_info::Input_info): Intialize only one
7522 (Incremental_inputs::Input_info::archive): Move to nameless
7524 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7525 (Incremental_inputs::Input_info::script): Move to nameless union.
7526 (Incremental_inputs::mtime): New field.
7527 * script.cc (read_input_script): Pass file mtime to
7529 * script.h (Script_info::inputs): Style fix.
7531 2009-07-01 Ian Lance Taylor <ian@airs.com>
7533 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7536 2009-06-24 Ian Lance Taylor <iant@google.com>
7539 * layout.cc (Layout::choose_output_section): If we find an
7540 existing section, update the flags.
7541 (Layout::create_notes): New function, broken out of
7543 (Layout::finalize): Don't create note sections.
7544 (Layout::create_note): Don't crash if linker script discards
7546 (Layout::create_gold_note): Likewise.
7547 (Layout::create_build_id): Likewise. Don't set
7548 after_input_sections on the section.
7549 (Layout::create_executable_stack_info): Remove target parameter.
7551 * layout.h (class Layout): Declare create_notes. Update
7552 declaration of create_executable_stack_info.
7553 * gold.cc (queue_middle_tasks): Call create_notes.
7554 * output.cc (Output_section::update_flags_for_input_section): Move
7555 here from output.h. If SHF_ALLOC flag is newly set, mark address
7557 * output.h (Output_data::mark_address_invalid): New function.
7558 (class Output_section): Only declare, not define,
7559 update_flags_for_input_section. Remove set_flags.
7561 2009-06-24 Ian Lance Taylor <iant@google.com>
7563 * script-sections.cc (Output_section_definition::
7564 set_section_addresses): Rename shadowing local load_address to
7567 2009-06-24 Ian Lance Taylor <iant@google.com>
7570 * reloc.cc (relocate_sections): Skip empty relocation sections.
7572 2009-06-23 Ian Lance Taylor <iant@google.com>
7575 * layout.cc (Layout::create_note): Use choose_output_section
7576 rather than make_output_section.
7578 2009-06-23 Ian Lance Taylor <iant@google.com>
7581 * options.cc (General_options::parse_V): Set printed_version_.
7582 (General_options::General_options): Initialize printed_version_.
7583 * options.h (class General_options): Add printed_version_ field.
7584 * gold.cc (queue_initial_tasks): If there are no input files,
7585 don't give a fatal error if we printed the version information.
7586 (queue_middle_tasks): If using -r with a shared object, give a
7587 fatal error rather than an ordinary error.
7589 2009-06-23 Ian Lance Taylor <iant@google.com>
7592 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7593 (Layout::make_output_section): Set have_stabstr_section_ if we see
7594 a .stab*str section.
7595 (Layout::finalize): Call link_stabs_sections.
7596 (Layout::link_stabs_sections): New file.
7597 * layout.h (class Layout): Add have_stabstr_section_ field.
7598 Declare link_stabs_sections.
7600 2009-06-23 Doug Kwan <dougkwan@google.com>
7602 * Makefile.am (libgold_a_LIBADD): New.
7603 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7604 * Makefile.in: Regenerate.
7605 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7606 * configure: Regenerate.
7607 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7608 * fileread.cc: Include sys/state.h
7609 * gold.h: Declare memmem and strndup if found missing.
7610 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7612 2009-06-23 Ian Lance Taylor <iant@google.com>
7614 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7615 * configure: Rebuild.
7617 2009-06-23 Ian Lance Taylor <iant@google.com>
7620 * object.cc (Object::section_contents): Don't try to get a view if
7621 the section has length zero.
7622 (Object::handle_gnu_warning_section): If the section is empty, use
7623 the name of the section as the warning.
7625 2009-06-23 Ian Lance Taylor <iant@google.com>
7628 * stringpool.h (class Stringpool_template): Add optimize_ field.
7629 (Stringpool_template::set_optimize): New function.
7630 * stringpool.cc (Stringpool_template::Stringpool_template):
7631 Initialize optimize_ field.
7632 (Stringpool_template::set_string_offsets): Test local optimize
7633 fild rather than parameter.
7634 * layout.cc (Layout::Layout): Call set_optimize on the section
7637 2009-06-22 Ian Lance Taylor <iant@google.com>
7640 * yyscript.y: Parse TARGET.
7641 * script.cc (script_set_target): New function.
7642 * script-c.h (script_set_target): Declare.
7643 * options.cc (General_options::string_to_object_format): Rename
7644 from string_to_object_format in anonymous namespace. Change
7646 * options.h (class General_options): Declare
7647 string_to_object_format.
7649 2009-06-22 Ian Lance Taylor <iant@google.com>
7651 * script-sections.cc (Script_sections::create_segments): Don't put
7652 program headers in a PT_LOAD segment if -n or -N.
7654 2009-06-22 Ian Lance Taylor <iant@google.com>
7657 * options.h (class General_options): Add -z lazy and -z now. Sort
7658 -z options into alphabetical order.
7659 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7661 2009-06-21 Ian Lance Taylor <iant@google.com>
7663 * layout.cc (Layout::make_output_section): Call
7664 Target::new_output_section.
7665 (Layout::attach_allocated_section_to_segment): Put large section
7666 sections in a separate load segment with the large segment flag
7668 (Layout::segment_precedes): Sort large data segments after other
7670 (align_file_offset): New static function.
7671 (Layout::set_segment_offsets): Use align_file_offset.
7672 * output.h (class Output_section): Add is_small_section_ and
7673 is_large_section_ fields.
7674 (Output_section::is_small_section): New function.
7675 (Output_section::set_is_small_section): New function.
7676 (Output_section::is_large_section): New function.
7677 (Output_section::set_is_large_section): New function.
7678 (Output_section::is_large_data_section): New function.
7679 (class Output_segment): Add is_large_data_segment_ field.
7680 (Output_segment::is_large_data_segment): New function.
7681 (Output_segment::set_is_large_data_segment): New function.
7682 * output.cc (Output_section::Output_section): Initialize new
7684 (Output_segment::Output_segment): Likewise.
7685 (Output_segment::add_output_section): Add assertion that large
7686 data sections always go in large data segments. Force small data
7687 sections to the end of the list of data sections. Force small BSS
7688 sections to the start of the list of BSS sections. For large BSS
7689 sections to the end of the list of BSS sections.
7690 * symtab.h (class Symbol): Declare is_common_shndx.
7691 (Symbol::is_defined): Check Symbol::is_common_shndx.
7692 (Symbol::is_common): Likewise.
7693 (class Symbol_table): Define enum Commons_section_type. Update
7694 declarations. Add small_commons_ and large_commons_ fields.
7695 * symtab.cc (Symbol::is_common_shndx): New function.
7696 (Symbol_table::Symbol_table): Initialize new fields.
7697 (Symbol_table::add_from_object): Put small and large common
7698 symbols in the right list.
7699 (Symbol_table::sized_finalized_symbol): Check
7700 Symbol::is_common_shndx.
7701 (Symbol_table::sized_write_globals): Likewise.
7702 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7703 common symbol lists. Don't call do_allocate_commons_list if the
7705 (Symbol_table::do_allocate_commons_list): Remove is_tls
7706 parameter. Add comons_section_type parameter. Change all
7707 callers. Handle small and large common symbols.
7708 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7709 Symbol::is_common_shndx.
7710 * resolve.cc (symbol_to_bits): Likewise.
7711 * target.h (Target::small_common_shndx): New function.
7712 (Target::small_common_section_flags): New function.
7713 (Target::large_common_shndx): New function.
7714 (Target::large_common_section_flags): New function.
7715 (Target::new_output_section): New function.
7716 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7717 small_common_section_flags, and large_common_section_flags
7719 (Target::do_new_output_section): New virtual function.
7720 * arm.cc (Target_arm::arm_info): Initialize new fields.
7721 * i386.cc (Target_i386::i386_info): Likewise.
7722 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7724 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7725 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7726 (Target_x86_64::do_new_output_section): New function.
7727 * configure.ac: Define conditional MCMODEL_MEDIUM.
7728 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7729 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7730 (large_LDFLAGS): Define.
7731 * testsuite/large.c: New file.
7732 * testsuite/testfile.cc (Target_test::test_target_info):
7733 Initialize new fields.
7734 * configure, testsuite/Makefile.in: Rebuild.
7736 2009-06-05 Doug Kwan <dougkwan@google.com>
7738 * Makefile.am (CCFILES): Add target.cc.
7739 * Makefile.in: Regenerate.
7740 * i386.cc (class Target_i386): Define new virtual method to
7741 override do_is_local_label_name in parent.
7742 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7743 local symbols if --discard-locals or -X is given.
7744 * options.h (class General_options): Declare new options
7745 '--discard-locals' and '-X' for discarding locals.
7746 * target.h (class Target): Define new methods is_local_label_name.
7747 Declare new virtual method do_is_local_label_name.
7748 * target.cc: New file.
7749 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7750 (check_SCRIPTS): Add discard_locals_test.sh.
7751 (check_DATA): Add discard_local_tests.syms.
7752 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7753 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7754 * testsuite/Makefile.in: Regenerate.
7755 * testsuite/discard_locals_test.c: New file.
7756 * testsuite/discard_locals_test.sh: Same.
7758 2009-06-05 Doug Kwan <dougkwan@google.com>
7760 * object.cc (Sized_relobj::Sized_relobj): Initialize
7761 discarded_eh_frame_shndx_ to -1U.
7762 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7764 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7765 a discarded .eh_frame section.
7766 (Sized_relobj::do_finalize_local_symbols): Ditto.
7767 * object.h (class Sized_relobj): Declare new member
7768 discarded_eh_frame_shndx_.
7769 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7770 (local_labels_test.o, local_labels_test): New rules.
7771 * testsuite/Makefile.in: Regenerate.
7773 2009-06-04 Doug Kwan <dougkwan@google.com>
7775 * layout.cc (Layout::section_name_mapping): Add mapping for
7776 special ARM sections.
7778 2009-06-03 Doug Kwan <dougkwan@google.com>
7780 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7781 (utils::has_overflow): Same.
7783 2009-06-03 Ian Lance Taylor <iant@google.com>
7785 * layout.cc (Layout::section_name_mapping): New array, replacing
7786 Layout::linkonce_mapping.
7787 (Layout::section_name_mapping_count): New variable, replacing
7788 Layout::linkonce_mapping_count.
7789 (Layout::linkonce_output_name): Remove.
7790 (Layout::output_section_name): Rewrite.
7791 * layout.h (class Layout): Rename Linkonce_mapping to
7792 Section_name_mapping, linkonce_mapping to section_name_mapping,
7793 linkonce_mapping_count to section_name_mapping_count. Don't
7794 declare linkonce_output_name.
7796 2009-06-03 Doug Kwan <dougkwan@google.com>
7798 * gold/arm.cc (namespace utils): New.
7799 (Target_arm::reloc_is_non_pic): Define new method.
7800 (class Arm_relocate_functions): New.
7801 (Target_arm::Relocate::relocate): Handle relocation types used by
7804 2009-06-03 Ian Lance Taylor <iant@google.com>
7806 * arm.cc (Target_arm::scan::global): Use || instead of |.
7808 2009-06-02 Doug Kwan <dougkwan@google.com>
7810 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7811 issued_non_pic_error_.
7812 (class Target_arm::Scan): Declare new method check_non_pic.
7813 Define new method symbol_needs_plt_entry.
7814 Declare new data member issued_non_pic_error_.
7815 (class Target_arm::Relocate): Declare new method
7816 should_apply_static_reloc.
7817 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7818 (Target_arm::Scan::check_non_pic): Define new method.
7819 (Target_arm::Scan::local): Handle a small subset of reloc types used
7821 (Target_arm::Scan::local): Same.
7822 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7824 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7826 * incremental.cc (Incremental_inputs::report_command_line): Filter
7827 out --incremental-* options.
7829 2009-05-29 Doug Kwan <dougkwan@google.com>
7831 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7833 (class Target_arm): Update comment.
7834 (Target_arm::Target_arm): Initialize new data members GOT_,
7835 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7836 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7837 and Target_arm::rel_dyn_section.
7838 Declare new_enum Target_arm::Got_type.
7839 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7841 Update commments for member do_dynsym_value.
7842 (Target_arm::got_size, Target_arm::plt_section,
7843 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7844 new methods inside class defintion.
7845 (Target_arm::got_section): Define new method.
7846 (Target_arm::rel_dyn_section): Same.
7847 (Output_data_plt_arm): New template class.
7848 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7849 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7850 (Output_data_plt_arm::add_entry): Same.
7851 (Output_data_plt_arm::first_plt_entry): Define new
7852 static data member for PLT instruction template.
7853 (Output_data_plt_arm::plt_entry): Same.
7854 (Output_data_plt_arm::do_write): Define new method.
7855 (Target_arm::make_plt_entry): Same.
7856 (Target_arm::do_finalize_sections): Same.
7857 (Target_arm::do_dynsym_value): Same.
7859 2009-05-28 Doug Kwan <dougkwan@google.com>
7861 * Makefile.am (TARGETSOURCES): Add arm.cc.
7862 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7863 * Makefile.in: Regenerate.
7865 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7867 2009-05-26 Doug Kwan <dougkwan@google.com>
7869 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7870 (General_options::check_excluded_libs): Strip off directories in
7871 archive name before matching like GNU ld does.
7872 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7873 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7874 (exclude_libs_test_LDFLAGS): Add linker option
7875 -Wl,--exclude-libs,libexclude_libs_test_3
7876 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7877 an explicit archive without using -l.
7878 (alt/libexclude_libs_test_3.a): New make rule.
7879 * testsuite/Makefile.in: Regenerate.
7880 * testsuite/exclude_libs_test.c : Declare lib3_default().
7882 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7883 * exclude_libs_test_3.c: New file.
7885 2009-05-26 Nick Clifton <nickc@redhat.com>
7887 * po/id.po: New Indonesian translation.
7888 * po/gold.pot: Updated template file.
7890 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7892 * testsuite/Makefile.am: Add -ffunction-sections to compile
7893 gc_comdat_test files. Add -Wl,--gc-sections to build
7895 * testsuite/Makefile.in: Regenerate.
7896 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7898 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7900 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7901 kept comdat section was garbage collected.
7902 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7903 * testsuite/Makefile.in: Regenerate.
7904 * testsuite/gc_comdat_test.sh: New file.
7905 * testsuite/gc_comdat_test_1.cc: New file.
7906 * testsuite/gc_comdat_test_2.cc: New file.
7908 2009-05-19 Doug Kwan <dougkwan@google.com>
7910 * archive.cc (Archive::Archive): Move constructor from archive.h
7911 to here. Initialize no_export_.
7912 (Archive::get_elf_object_for_member): Set no_export flag of object.
7913 * archive.h (Archive::Archive): Move constructor body to
7915 (Archive::no_export): New method.
7916 (Archive::no_export_): New field.
7917 * object.h (Object::Object): Initialize no_export_ to false.
7918 (Object::no_export, Object::set_no_export): New methods.
7919 (Object::no_export_): New field.
7920 * options.cc (General_options::parse_exclude_libs): New method.
7921 (General_options::check_excluded_libs) Same.
7922 * options.h (exclude_libs): New option.
7923 (General_options::check_excluded_libs): New method declaration.
7924 (General_options::excluded_libs_): New field.
7925 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7926 default or protected visibility if an object has no-export flag set.
7927 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7928 (check_SCRIPTS): Add exclude_libs_test.sh.
7929 (check_DATA): Add exclude_libs_test.syms.
7930 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7931 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7932 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7933 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7934 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7935 libexclude_libs_test_2.a): New rules.
7936 * testsuite/Makefile.in: Regenerate.
7937 * testsuite/exclude_libs_test.c: New file.
7938 * testsuite/exclude_libs_test.sh: Ditto.
7939 * testsuite/exclude_libs_test_1.c: Ditto.
7940 * testsuite/exclude_libs_test_2.c: Ditto.
7942 2009-05-15 Ian Lance Taylor <iant@google.com>
7944 * configure.ac: Check for declarations for cases where libiberty.h
7945 checks HAVE_DECL_xxx.
7946 * configure, config.in: Rebuild.
7948 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7950 * gold.h (Incremental_argument_list): Remove (invalid) forward
7952 * incremental.cc (Incremental_inputs::report_achive): New method.
7953 (Incremental_inputs::report_object): New method.
7954 (Incremental_inputs::report_script): New method.
7955 (Incremental_inputs::finalize_inputs): New method.
7956 (Incremental_inputs::finalize): Call finalize_inputs().
7957 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7958 Create inputs entries.
7959 * incremental.h (Incremental_input_type): New enum.
7960 (Incremental_inputs::Incremental_input): Initialize new fields.
7961 (Incremental_inputs::report_inputs): New method.
7962 (Incremental_inputs::report_achive): New method.
7963 (Incremental_inputs::report_object): New method.
7964 (Incremental_inputs::report_script): New method.
7965 (Incremental_inputs::finalize_inputs): New method.
7966 (Incremental_inputs::Input_info): New struct.
7967 (Incremental_inputs::Input_info_map): New typedef.
7968 (Incremental_inputs::lock_): New field.
7969 (Incremental_inputs::Inputs_): New field.
7970 (Incremental_inputs::Inputs_map): New field.
7971 * main.cc (main): Call Incremental_input::report_inputs.
7972 * options.h (Input_argument_list): Typedef moved from
7974 (Input_file_group::Files): Remove, use ::Input_argument_list.
7975 (Input_file_group::Input_argument_list): Remove, use
7976 ::Input_argument_list.
7977 * plugin.cc (Plugin_manager::add_input_file): Add error in
7979 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7981 * script.cc (read_input_script): Call
7982 Incremental_input::report_script.
7983 * script.h (Script_info): New class.
7985 2009-04-27 Ian Lance Taylor <iant@google.com>
7987 * x86_64.cc (do_adjust_output_section): Set entsize to
7990 2009-04-23 Elliott Hughes <enh@google.com>
7992 * output.cc (Output_file::close): After short writes, continue
7993 writing from the correct offset in the buffer being written.
7995 2009-04-23 Chris Demetriou <cgd@google.com>
7997 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7998 * configure: Regenerate.
7999 * config.in: Regenerate.
8000 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8001 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8003 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8005 * incremental.cc (Incremental_inputs_header_data): Renamed from
8006 Incremental_input_header_data.
8007 (Incremental_inputs_header_data::data_size): New field.
8008 (Incremental_inputs_header_data::put_input_file_count): Renamed
8009 from input_file_count.
8010 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8011 from command_line_offset.
8012 (Incremental_inputs_header_data::put_reserved): Renamed from
8014 (Incremental_inputs_entry_data): Renamed from
8015 Incremental_input_entry_data.
8016 (Incremental_inputs_entry_data::data_size): New field.
8017 (Incremental_inputs::report_command_line): New method.
8018 (Incremental_inputs::finalize): New method.
8019 (Incremental_inputs::create_incremental_inputs_data): New method.
8020 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8021 * incremental.h: New file.
8022 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8023 (Layout::finalize): Create incremental inputs section in
8025 (Layout::create_incremental_info_sections): New method.
8026 * layout.h (Layout::incremental_inputs): New method.
8027 (Layout::create_incremental_info_sections): New method.
8028 (Layout::incremental_inputs_): New field.
8029 * main.cc (main): Notify Incremental_input of the command line.
8031 2009-04-01 Ian Lance Taylor <iant@google.com>
8032 Mikolaj Zalewski <mikolajz@google.com>
8034 * gold.h (reserve_unordered_map): Define, three versions, one for
8035 each version of Unordered_map.
8036 * layout.cc (Layout::Layout): Remove options parameter. Add
8037 number_of_input_files parameter. Don't initialize options_.
8038 Initialize number_of_input_files_ and resized_signatures_. Move
8039 sections_are_attached_.
8040 (Layout::layout_group): Reserve space for group_signatures_.
8041 (Layout::find_or_add_kept_section): Change name parameter to be a
8042 reference. Resize signatures_ map when it gets large enough.
8043 (Layout::layout_eh_frame): Use parameters->options() instead of
8045 (Layout::make_output_section): Likewise.
8046 (Layout::attach_allocated_section_to_segment): Likewise.
8047 (Layout::finalize, Layout::create_executable_stack): Likewise.
8048 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8049 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8050 * layout.h (class Layout): Update declarations. Remove options_
8051 field. Add number_of_input_files_ and resized_signatures_
8052 fields. Move sections_are_attached_ field.
8053 * main.cc (main): Pass number of input files to Layout
8054 constructor. Don't pass options.
8056 2009-03-30 Ian Lance Taylor <iant@google.com>
8058 * ffsll.c (ffsll): Correct implementation.
8060 2009-03-27 Ian Lance Taylor <iant@google.com>
8062 * ffsll.c: New file.
8063 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8064 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8065 * ftruncate.c (ftruncate): Declare before definition.
8066 * mremap.c (mremap): Likewise.
8067 * pread.c (pread): Likewise.
8068 * configure, Makefile.in, config.in: Rebuild.
8070 * mremap.c: New file.
8071 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8072 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8073 (mremap): Declare if HAVE_MREMAP is not defined.
8074 * configure, Makefile.in, config.in: Rebuild.
8076 2009-03-27 Cary Coutant <ccoutant@google.com>
8078 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8079 position independent.
8080 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8081 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8083 2009-03-24 Cary Coutant <ccoutant@google.com>
8085 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8087 (needs_dynamic_reloc): Likewise.
8089 2009-03-24 Ian Lance Taylor <iant@google.com>
8091 * yyscript.y (file_cmd): Recognize EXTERN.
8092 (extern_name_list, extern_name_list_body): New nonterminals.
8093 * script.cc (script_add_extern): Define.
8094 * script-c.h (script_add_extern): Declare.
8096 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8098 * object.cc (is_elf_object): Define.
8099 * object.h (is_elf_object): Declare.
8100 * archive.cc (Archive::get_elf_object_for_member): Call
8102 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8104 2009-03-24 Elliott Hughes <enh@google.com>
8106 * output.cc (Output_file::map_anonymous): Define.
8107 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8108 try an anonymous one. Report the size if the mmap fails.
8109 * output.h (class Output_file): Declare map_anonymous.
8111 2009-03-24 Ian Lance Taylor <iant@google.com>
8113 * target-select.cc (instantiate_target): Don't acquire the lock if
8114 the instantiated_target_ field has already been set.
8116 2009-03-23 Ian Lance Taylor <iant@google.com>
8118 * gold-threads.h (class Initialize_lock): Define.
8119 * gold-threads.cc (class Initialize_lock_once): Define.
8120 (initialize_lock_control): New static variable.
8121 (initialize_lock_pointer): New static variable.
8122 (initialize_lock_once): New static function.
8123 (Initialize_lock::Initialize_lock): Define.
8124 (Initialize_lock::initialize): Define.
8125 * target-select.h: Include "gold-threads.h".
8126 (class Target_selector): Add lock_ and initialize_lock_ fields.
8127 Don't define instantiate_target, just declare it.
8128 * target-select.cc (Target_selector::Target_selector): Initialize
8130 (Target_selector::instantiate_target): Define.
8131 * descriptors.h: Include "gold-threads.h".
8132 (class Descriptors): Add initialize_lock_ field.
8133 * descriptors.cc (Descriptors::Descriptors): Initialize new
8135 (Descriptors::open): Use initialize_lock_ field
8136 * errors.h (class Errors): Add initialize_lock_ field.
8137 * errors.cc (Errors::Errors): Initialize new field.
8138 (Errors::initialize_lock): Use initialize_lock_ field.
8139 * powerpc.cc (class Target_selector_powerpc): Remove
8140 instantiated_target_ field. In do_recognize call
8141 instantiate_target rather than do_instantiate_target. In
8142 do_instantiate_target just allocate a new target.
8143 * sparc.cc (class Target_selector_sparc): Likewise.
8145 * freebsd.h: New file.
8146 * i386.cc: Include "freebsd.h".
8147 (Target_i386): Derive from Target_freebsd rather than
8149 (Target_selector_i386): Derive from Target_selector_freebsd rather
8150 than Target_selector.
8151 * x86_64.cc: Include "freebsd.h".
8152 (Target_x86_64): Derive from Target_freebsd rather than
8154 (Target_selector_x86_64): Derive from Target_selector_freebsd
8155 rather than Target_selector.
8156 * target.h (class Target): Add adjust_elf_header and
8157 do_adjust_elf_header.
8158 * output.cc (Output_file_header:: do_sized_write): Call target
8159 adjust_elf_header routine.
8160 * configure.tgt: Set targ_osabi.
8161 * configure.ac: Define GOLD_DEFAULT_OSABI.
8162 * parameters.cc (Parameters::default_target): Pass
8163 GOLD_DEFAULT_OSABI to select_target.
8164 * target-select.h (class Target_selector): Make instantiate_target
8165 protected rather than private.
8166 * Makefile.am (HFILES): Add freebsd.h.
8167 * configure, Makefile.in, config.in: Rebuild.
8169 * merge.cc (do_add_input_section): Correct pend value. Change
8170 message about last entry not being null terminated from error to
8173 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8175 * incremental.cc: New file.
8176 * Makefile.am (CCFILES): Add incremental.cc.
8177 * Makefile.in: Rebuild.
8179 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8181 * layout.cc (Layout::output_section_name): Preserve names
8182 of '.note.' sections.
8184 2009-03-19 Ian Lance Taylor <iant@google.com>
8186 * descriptors.cc (Descriptors::open): Check that the options are
8187 valid before using them.
8189 2009-03-18 Ian Lance Taylor <iant@google.com>
8191 * script-sections.h: Include <list>.
8192 (class Script_sections): Change Sections_elements from std::vector
8193 to std::list. Typedef public Elements_iterator. Add
8194 orphan_section_placement_, data_segment_align_start_, and
8195 saw_data_segment_align_ fields. Remove data_segment_align_index_
8197 * script-sections.cc (class Orphan_section_placement): New class.
8198 (class Sections_element): Add virtual functions is_relro and
8199 orphan_section_init. Remove virtual function place_orphan_here.
8200 (class Output_section_definition): Add is_relro and
8201 orphan_section_init. Remove place_orphan_here.
8202 (class Orphan_output_section): Likewise.
8203 (Script_sections::Script_sections): Update for field changes.
8204 (Script_sections::data_segment_align): Set saw_data_segment_align_
8205 and data_segment_align_start_, not data_segment_align_index.
8206 (Script_sections::data_segment_relro_end): Check
8207 saw_data_segment_align_. Use data_segment_align_start_ rather
8208 than data_segment_align_index_.
8209 (Script_sections::place_orphan): Rewrite to use
8210 Orphan_section_placement.
8212 2009-03-17 Ian Lance Taylor <iant@google.com>
8214 * archive.cc (Archive::add_symbols): Check for a version attached
8215 to the symbol name in the archive map.
8216 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8217 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8218 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8219 (ver_test_11.a): New target.
8220 * testsuite/Makefile.in: Rebuild.
8222 * configure.ac: Check for chsize and posix_fallocate. Replace
8224 * ftruncate.c: New file, from gnulib.
8225 * output.cc (posix_fallocate): Define dummy version if not
8226 HAVE_POSIX_FALLOCATE.
8227 (Output_file::map): Call posix_fallocate rather than lseek and
8229 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8230 * configure, Makefile.in, config.in: Rebuild.
8232 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8234 * layout.h (Layout::create_note): Add section_name parameter.
8235 * layout.cc (Layout::create_note): Likewise.
8236 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8238 2009-03-17 Ian Lance Taylor <iant@google.com>
8240 * descriptors.cc: Include "options.h".
8241 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8242 (Descriptors::open): Always use O_CLOEXEC when opening a new
8243 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8244 then set FD_CLOEXEC.
8246 * sparc.cc (class Target_sparc): Add has_got_section.
8247 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8248 make sure we have a GOT section.
8250 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8251 (Target_sparc::Scan::local): Likewise.
8252 (Target_sparc::Scan::global): Likewise.
8253 (Target_sparc::Relocate::relocate): Likewise.
8254 (Target_sparc::Relocate::relocate_tls): Likewise.
8256 * symtab.cc (Symbol_table::define_default_version): New function,
8257 broken out of add_from_object.
8258 (Symbol_table::add_from_object): Call define_default_version.
8259 (Symbol_table::define_special_symbol): Add resolve_oldsym
8260 parameter. Change all callers. If the version for a symbol comes
8261 from a version script, resolve it with the symbol with the same
8262 name with no version. Also add the symbol without a version if
8264 (do_define_in_output_data): If resolving with oldsym, don't delete
8266 (do_define_in_output_segment): Likewise.
8267 (do_define_as_constant): Likewise.
8268 * symtab.h (class Symbol_table): Update declarations.
8270 2009-03-13 Ian Lance Taylor <iant@google.com>
8272 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8273 (Read_symbols::requeue): New function.
8274 (Read_symbols::do_read_symbols): If make_elf_object fails because
8275 the target type is not configured, and the file was searched for,
8276 issue a warning and retry with the next directory.
8277 (Add_symbols::run): If the file has an incompatible format, and
8278 it was searched for, requeue the Read_symbols task. On error,
8280 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8281 dirindex parameter to constructor. Change all callers. Declare
8282 incompatible_warning and requeue.
8283 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8284 input_argument_ and input_group_ fields. Add them to
8285 constructor. Change all callers.
8286 (class Read_script): Add dirindex_ field. Add it to constructor.
8288 * archive.cc (Archive::setup): Remove input_objects parameter.
8290 (Archive::get_file_and_offset): Likewise.
8291 (Archive::read_all_symbols): Likewise.
8292 (Archive::read_symbols): Likewise.
8293 (Archive::get_elf_object_for_member): Remove input_objects
8294 parameter. Add punconfigured parameter. Change all callers.
8295 (Archive::add_symbols): Change return type to bool. Check return
8296 value of include_member.
8297 (Archive::include_all_members): Likewise.
8298 (Archive::include_member): Change return type to bool. Return
8299 false if first included object has incompatible target. Set
8300 included_member_ field.
8301 (Add_archive_symbols::run): If add_symbols returns false, requeue
8303 * archive.h (class Archive): Add included_member_ field.
8304 Initialize it in constructor. Add input_file and searched_for
8305 methods. Update declarations.
8306 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8307 input_argument_ fields. Add them to constructor. Change all
8309 * script.cc: Include "target-select.h".
8310 (class Parser_closure): Add skip_on_incompatible_target_ and
8311 found_incompatible_target_ fields. Add
8312 skip_on_incompatible_target parameter to constructor. Change all
8313 callers. Add methods skip_on_incompatible_target,
8314 clear_skip_on_incompatible_target, found_incompatible_target, and
8315 set_found_incompatible_target.
8316 (read_input_script): Add dirindex parameter. Change all callers.
8317 If parser finds an incompatible target, requeue Read_symbols
8319 (script_set_symbol): Clear skip_on_incompatible_target in
8321 (script_add_assertion, script_parse_option): Likewise.
8322 (script_start_sections, script_add_phdr): Likewise.
8323 (script_check_output_format): New function.
8324 * script.h (read_input_script): Update declaration.
8325 * script-c.h (script_check_output_format): Declare.
8326 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8327 (ignore_cmd): Remove OUTPUT_FORMAT.
8328 * fileread.cc (Input_file::Input_file): Add explicit this.
8329 (Input_file::will_search_for): New function.
8330 (Input_file::open): Add pindex parameter. Change all callers.
8331 * fileread.h (class Input_file): Add input_file_argument method.
8332 Declare will_search_for. Update declarations.
8333 * object.cc (make_elf_object): Add punconfigured parameter.
8335 * object.h (class Object): Make input_file public. Add
8336 searched_for method.
8337 (make_elf_object): Update declaration.
8338 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8340 * dirsearch.h (class Dirsearch): Update declaration.
8341 * options.h (class General_options): Add --warn-search-mismatch.
8342 * parameters.cc (Parameters::is_compatible_target): New function.
8343 * parameters.h (class Parameters): Declare is_compatible_target.
8344 * workqueue.cc (Workqueue::add_blocker): New function.
8345 * workqueue.h (class Workqueue): Declare add_blocker.
8347 * fileread.cc (Input_file::open): Remove options parameter.
8349 (Input_file::open_binary): Likewise.
8350 * script.cc (read_input_script): Likewise.
8351 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8352 options parameter from constructor. Change all callers.
8353 (class Read_script): Likewise.
8354 * fileread.h (class Input_file): Update declarations.
8355 * script.h (read_input_script): Update declaration.
8357 2009-03-10 Nick Clifton <nickc@redhat.com>
8359 * po/es.po: New Spanish translation.
8361 2009-03-06 Cary Coutant <ccoutant@google.com>
8363 * options.cc (parse_short_option): Keep dash_z from registering itself.
8365 2009-03-03 Ian Lance Taylor <iant@google.com>
8368 * target-reloc.h (relocate_section): Pass output_section to
8370 * i386.cc (Target_i386::should_apply_static_reloc): Add
8371 output_section parameter. Change all callers.
8372 (Target_i386::Relocate::relocate): Add output_section parameter.
8373 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8374 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8375 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8376 * testsuite/two_file_shared.sh: New script.
8377 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8378 (check_DATA): Add two_file_shared.dbg.
8379 (two_file_shared.dbg): New target.
8380 * testsuite/Makefile.in: Rebuild.
8382 2009-03-01 Ian Lance Taylor <iant@google.com>
8384 * configure.ac: Check for byteswap.h.
8385 * configure: Rebuild.
8386 * config.in: Rebuild.
8388 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8390 * layout.cc (Layout::find_or_add_kept_section): New function.
8391 (Layout::add_comdat): Removed.
8392 * layout.h (struct Kept_section): Move out of class Layout.
8393 Remove trailing underscores from field names. Add group_sections
8394 field. Rename group_ field to is_group. Change all uses.
8395 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8396 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8397 comdat_groups_ field.
8398 (Sized_relobj::include_section_group): Use
8399 find_or_add_kept_section and Kept_section::group_sections.
8400 (Sized_relobj::include_linkonce_section): Likewise.
8401 * object.cc (class Sized_relobj): Don't define Comdat_group or
8402 Comdat_group_table. Remove find_comdat_group and
8403 add_comdat_group. Remove comdat_groups_ field.
8404 * plugin.cc (include_comdat_group): Use
8405 Layout::find_or_add_kept_section.
8407 2009-02-28 Ian Lance Taylor <iant@google.com>
8409 * README: --gc-sections and map files are now supported. Document
8410 some build requirements.
8413 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8414 relocatable link set the value of the section symbol to zero.
8415 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8416 relocatable link don't include the section address in the local
8419 2009-02-27 Ian Lance Taylor <iant@google.com>
8422 * options.h (class Search_directory): Add is_system_directory.
8423 (class General_options): Declare is_in_system_directory.
8424 * options.cc (get_relative_sysroot): Make static.
8425 (get_default_sysroot): Make static.
8426 (General_optoins::is_in_system_directory): New function.
8427 * fileread.cc (Input_file::is_in_system_directory): New function.
8428 * fileread.h (class Input_file): Declare is_in_system_directory.
8429 * object.h (class Object): Add is_in_system_directory.
8430 (class Input_objects): Remove system_library_directory_ field.
8431 * object.cc (Input_objects::add_object): Don't set
8432 system_library_directory_.
8433 (input_objects::found_in_system_library_directory): Remove.
8434 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8435 parameter. Change all callers.
8436 (Symbol_table::sized_write_globals): Likewise.
8437 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8438 Call Object::is_in_system_directory.
8439 * symtab.h (class Symbol_table): Update declarations.
8442 * descriptors.h (Open_descriptor): Add is_on_stack field.
8443 * descriptors.cc (Descriptors::open): If the descriptor is on the
8444 top of the stack, remove it. Initialize is_on_stack field.
8445 (Descriptors::release): Only add pod to stack if it is not on the
8447 (Descriptors::close_some_descriptor): Clear stack_next and
8451 * output.cc (Output_section::find_starting_output_address): Rename
8452 from starting_output_address; add PADDR parameter; change return
8454 * output.h (class Output_section): Declare
8455 find_starting_output_address instead of starting_output_address.
8456 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8457 section symbol for which we can't find a merge section.
8460 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8461 hidden or internal, force the symbol to be local.
8462 * resolve.cc (Symbol::override_visibility): Define.
8463 (Symbol::override_base): Use override_visibility.
8464 (Symbol_table::resolve): Likewise.
8465 (Symbol::override_base_with_special): Likewise.
8466 (Symbol_table::override_with_special): If the visibility is hidden
8467 or internal, force the symbol to be local.
8468 * symtab.h (class Symbol): Add set_visibility and
8469 override_visibility.
8470 * testsuite/ver_test_1.sh: New file.
8471 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8472 (check_DATA): Add ver_test_1.syms.
8473 (ver_test_1.syms): New target.
8474 * testsuite/Makefile.in: Rebuild.
8476 2009-02-25 Cary Coutant <ccoutant@google.com>
8478 * layout.cc (Layout::choose_output_section): Don't rename sections
8479 when using a linker script that has a SECTIONS clause.
8480 * Makefile.in: Regenerate.
8482 * testsuite/Makefile.am (script_test_5.sh): New test case.
8483 * testsuite/Makefile.in: Regenerate.
8484 * testsuite/script_test_5.cc: New file.
8485 * testsuite/script_test_5.sh: New file.
8486 * testsuite/script_test_5.t: New file.
8488 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8490 * archive.cc (Archive::include_member): Update calls to add_symbols.
8491 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8492 the Layout argument.
8493 * dynobj.h (do_add_symbols): Add the Layout argument.
8494 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8496 * object.h (Object::add_symbols): Add the Layout argument.
8497 (Object::do_add_symbols): Add the Layout argument.
8498 (Sized_relobj::do_add_symbols): Add the Layout argument.
8499 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8500 Unify the two versions.
8501 (Add_plugin_symbols): Remove.
8502 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8503 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8504 (Add_plugin_symbols): Remove.
8505 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8506 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8507 (Add_symbols::run): Make it work with Pulginobj.
8509 2009-02-06 Ian Lance Taylor <iant@google.com>
8511 * object.cc (Sized_relobj::do_layout): Make info message start
8512 with lower case letter.
8514 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8516 * binary.cc: Fix file comment.
8518 * options.h (enum Incremental_disposition): Define.
8519 (class General_options): Add new options: --incremental,
8520 --incremental_changed, --incremental_unchanged,
8521 --incremental_unknown. Add incremental_disposition_ and
8522 implicit_incremental_ fields.
8523 (General_options::incremental_disposition): New function.
8524 (class Position_dependent_options): Add incremental_disposition
8526 (Position_dependent_options::copy_from_options): Set incremental
8528 * options.cc (General_options::parse_incremental_changed): New
8530 (General_options::parse_incremental_unchanged): New function.
8531 (General_options::parse_incremental_unknown): New function.
8532 (General_options::General_options): Initialize new fields
8533 incremental_disposition_ and implicit_incremental_.
8534 (General_options::finalize): Check for uasge of --incremental-*
8535 without --incremental.
8537 2009-02-06 Chris Demetriou <cgd@google.com>
8539 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8540 pointer and to report location as the file name associated with
8542 (gold_undefined_symbol_at_location): New function to replace the
8543 old gold_undefined_symbol functionality.
8544 * target-reloc.h (relocate_section): Update to use
8545 gold_undefined_symbol_at_location.
8546 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8547 Call gold_undefined_symbol function rather than gold_error.
8548 * errors.h (Errors::undefined_symbol): Take location as a
8549 string, rather than calculating it from a relocation.
8550 * errors.cc (Errors::fatal): Print "fatal error:" before the
8552 (Errors::error, Errors::error_at_location): Print "error: "
8553 before the formatted message.
8554 (Errors::undefined_symbol): Take location as a string, rather
8555 than calculating it from a relocation.
8556 (gold_undefined_symbol_at_location): New function akin to
8557 old gold_undefined_symbol, calculates location from relocation.
8558 (gold_undefined_symbol): Change to take only a Symbol pointer
8559 and to report location as the file name associated with the symbol.
8560 * testsuite/debug_msg.sh: Update for changed error messages.
8561 * testsuite/undef_symbol.sh: Likewise.
8563 2009-02-04 Duncan Sands <baldrick@free.fr>
8566 * reduced_debug_output.h
8567 (Output_reduced_debug_abbrev_section::failed): Use format for
8569 (Output_reduced_debug_info_section::faild): Likewise.
8571 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8573 * script.cc (Lazy_demangler): New class.
8574 (Version_script_info::get_symbol_version_helper): Demangle a
8577 2009-01-29 Cary Coutant <ccoutant@google.com>
8579 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8581 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8583 2009-01-28 Ian Lance Taylor <iant@google.com>
8585 * version.cc (version_string): Bump to 1.9.
8587 * gold.h: Include <cstring> and <stdint.h>.
8588 * version.cc: Include <cstdio>.
8589 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8591 * reduced_debug_output.cc (insert_into_vector): Rename from
8592 Insert_into_vector; change all callers. Use Swap_unaligned to
8593 avoid aliasing issue; remove union since it is unnecessary.
8595 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8597 * Makefile.am (CCFILES): Add gc.cc.
8599 * Makefile.in: Regenerate.
8600 * gold.cc (Gc_runner): New class.
8601 (queue_initial_tasks): Call garbage collection related tasks
8602 when corresponding options are invoked.
8603 (queue_middle_gc_tasks): New function.
8604 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8605 processed early before laying out sections during garbage collection.
8606 * gold.h (queue_middle_gc_tasks): New function.
8607 (is_prefix_of): Move from "layout.cc".
8608 * i386.cc (Target_i386::gc_process_relocs): New function.
8609 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8610 * main.cc (main): Create object of class "Garbage_collection".
8611 * object.cc (Relobj::copy_symbols_data): New function.
8612 (Relobj::is_section_name_included): New function.
8613 (Sized_relobj::do_layout): Allow this function to be called twice
8614 during garbage collection and defer layout of section during the
8616 * object.h (Relobj::get_symbols_data): New function.
8617 (Relobj::is_section_name_included): New function.
8618 (Relobj::copy_symbols_data): New function.
8619 (Relobj::set_symbols_data): New function.
8620 (Relobj::get_relocs_data): New function.
8621 (Relobj::set_relocs_data): New function.
8622 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8623 (Relobj::gc_process_relocs): New function.
8624 (Relobj::do_gc_process_relocs): New pure virtual function.
8625 (Relobj::sd_): New data member.
8626 (Sized_relobj::is_output_section_offset_invalid): New function.
8627 (Sized_relobj::do_gc_process_relocs): New function.
8628 * options.h (General_options::gc_sections): Modify to not be a no-op.
8629 (General_options::print_gc_sections): New option.
8630 * plugin.cc (Plugin_finish::run): Remove function call to
8631 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8632 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8633 * reloc.cc (Read_relocs::run): Add task to process relocs and
8634 determine unreferenced sections when doing garbage collection.
8635 (Gc_process_relocs): New class.
8636 (Sized_relobj::do_gc_process_relocs): New function.
8637 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8638 sections that are garbage collected.
8639 * reloc.h (Gc_process_relocs): New class.
8640 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8641 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8642 symbols whose corresponding sections are garbage collected.
8643 (Symbol_table::Symbol_table): Add new parameter for the garbage
8645 (Symbol_table::gc_mark_undef_symbols): New function.
8646 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8647 (Symbol_table::gc_mark_dyn_syms): New function.
8648 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8650 (Symbol_table::add_from_object): Likewise.
8651 (Symbol_table::add_from_relobj): When building shared objects, do not
8652 treat externally visible symbols as garbage.
8653 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8654 table information for static and relocatable links.
8655 * symtab.h (Symbol_table::set_gc): New function.
8656 (Symbol_table::gc): New function.
8657 (Symbol_table::gc_mark_undef_symbols): New function.
8658 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8659 (Symbol_table::gc_mark_dyn_syms): New function.
8660 (Symbol_table::gc_): New data member.
8661 * target.h (Sized_target::gc_process_relocs): New pure virtual
8663 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8664 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8666 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8668 * options.h (General_options::gc_sections): Define as a no-op for now.
8669 (General_options::no_keep_memory): Ditto.
8670 (General_options::Bshareable): Define.
8671 * options.cc (General_options::finalize): Honor -Bshareable.
8673 2009-01-20 Andreas Schwab <schwab@suse.de>
8675 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8676 read the value in the contents, since we don't use it. Use the
8677 template endianness when writing.
8678 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8680 2009-01-19 Andreas Schwab <schwab@suse.de>
8682 * configure.tgt (powerpc64-*): Fix targ_obj.
8684 2009-01-15 Ian Lance Taylor <iant@google.com>
8686 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8687 local symbols when stripping all symbols.
8689 2009-01-14 Cary Coutant <ccoutant@google.com>
8691 * output.cc (Output_reloc): Add explicit instantiations.
8693 2009-01-14 Cary Coutant <ccoutant@google.com>
8695 * archive.cc (Archive::get_elf_object_for_member): Remove call
8696 to File_read::claim_for_plugin.
8697 * descriptors.cc (Descriptors::open): Remove reference to
8699 (Descriptors::claim_for_plugin): Remove.
8700 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8701 (Descriptors::is_claimed): Remove.
8702 (claim_descriptor_for_plugin): Remove.
8703 * fileread.cc (File_read::claim_for_plugin): Remove.
8704 * fileread.h (File_read::claim_for_plugin): Remove.
8705 (File_read::descriptor): Reopen descriptor if necessary.
8706 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8707 (Plugin_manager::all_symbols_read): Add task parameter. Change
8709 (Plugin_manager::get_input_file): New function.
8710 (Plugin_manager::release_input_file): New function.
8711 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8712 corresponding data member.
8713 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8714 and pass to base constructor. Change all callers.
8715 (get_input_file, release_input_file): New functions.
8716 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8717 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8718 (Plugin_manager::all_symbols_read): Add task parameter.
8719 (Plugin_manager::get_input_file): New function.
8720 (Plugin_manager::release_input_file): New function.
8721 (Plugin_manager::task_): New data member.
8722 (Pluginobj::Pluginobj): Add filesize parameter.
8723 (Pluginobj::filename): New function.
8724 (Pluginobj::descriptor): New function.
8725 (Pluginobj::filesize): New function.
8726 (Pluginobj::filesize_): New data member.
8727 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8728 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8729 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8731 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8732 with archive libraries.
8733 * testsuite/Makefile.in: Regenerate.
8734 * testsuite/plugin_test.c (struct sym_info): New type.
8735 (get_input_file, release_input_file): New static variables.
8736 (onload): Capture new transfer vector entries.
8737 (claim_file_hook): Stop reading at end of file according to filesize.
8738 Factor out parsing of readelf output into separate function.
8739 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8740 APIs and get the source file name from the symbol table. Convert
8741 source file name to corresponding object file name. Print info
8742 message when adding new input files.
8743 (parse_readelf_line): New function.
8744 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8745 * testsuite/plugin_test_2.sh: Likewise.
8746 * testsuite/plugin_test_3.sh: Likewise.
8747 * testsuite/plugin_test_4.sh: New test case.
8749 2009-01-07 Ian Lance Taylor <iant@google.com>
8751 * version.cc (version_string): Bump to 1.8.
8753 2008-12-23 Cary Coutant <ccoutant@google.com>
8755 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8756 * plugin.cc (Plugin_manager::finish): Rename as
8757 layout_deferred_objects. Move cleanup to separate function.
8758 (Plugin_manager::cleanup): New function.
8759 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8761 * plugin.h (Plugin_manager::finish): Rename as
8762 layout_deferred_objects.
8763 (Plugin_manager::cleanup): New function.
8764 (Plugin_manager::cleanup_done): New field.
8766 2008-12-23 Cary Coutant <ccoutant@google.com>
8768 * plugin.cc (is_visible_from_outside): New function.
8769 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8770 so we don't return "IR only" status for exported symbols or -r links.
8772 * testsuite/Makefile.am (plugin_test_3): New test case.
8773 * testsuite/Makefile.in: Regenerate.
8774 * testsuite/plugin_test_3.sh: New file.
8776 2008-12-22 Cary Coutant <ccoutant@google.com>
8778 * object.cc (Sized_relobj::layout_section): New function.
8779 (Sized_relobj::do_layout): Defer layout of input sections until after
8780 plugin has provided replacement files.
8781 (Sized_relobj::do_layout_deferred_sections): New function.
8782 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8783 (Relobj::layout_deferred_sections): New function.
8784 (Relobj::do_layout_deferred_sections): New function.
8785 (Sized_relobj::do_layout_deferred_sections): New function.
8786 (Sized_relobj::layout_section): New function.
8787 (Sized_relobj::Deferred_layout): New structure.
8788 (Sized_relobj::deferred_layout_): New field.
8789 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8790 Change all callers. Layout deferred sections.
8791 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8793 (Plugin_hook::run): Move code from do_plugin_hook inline.
8794 (Plugin_hook::do_plugin_hook): Remove.
8795 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8796 (Plugin_manager::finish): Renamed, was cleanup.
8797 (Plugin_manager::should_defer_layout): New function.
8798 (Plugin_manager::add_deferred_layout_object): New function.
8799 (Plugin_manager::Deferred_layout_list): New type.
8800 (Plugin_manager::deferred_layout_objects_): New field.
8801 (Plugin_hook::do_plugin_hook): Remove.
8803 2008-12-17 Ian Lance Taylor <iant@google.com>
8805 * options.h (class General_options): Add --no case for
8808 2008-12-16 Cary Coutant <ccoutant@google.com>
8810 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8812 (Plugin_manager::claim_file): Create plugin object even if
8813 plugin did not call the add_symbols callback.
8814 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8815 asking for more symbols than were added.
8816 * testsuite/Makefile.am (plugin_test_1): Add test case with
8818 (empty.syms): New target.
8819 * testsuite/Makefile.in: Regenerate.
8820 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8821 message. Don't call add_symbols if no globals.
8822 (all_symbols_read_hook): Don't provide replacement for empty
8825 2008-12-12 Ian Lance Taylor <iant@google.com>
8827 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8828 r_type == 0 for a local symbol with r_sym == 0.
8829 (scan_relocatable_relocs): Pass r_sym to
8830 local_non_section_strategy.
8831 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8834 * configure.ac: Update test for TLS descriptors: they are
8835 supported as of glibc 2.9.
8836 * configure: Rebuild.
8838 2008-12-11 Ian Lance Taylor <iant@google.com>
8841 * target-reloc.h (Default_scan_relocatable_relocs): For each
8842 function, map r_type == 0 to RELOC_DISCARD.
8844 2008-12-10 Cary Coutant <ccoutant@google.com>
8846 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8847 object to override a kept COMDAT group from a plugin object.
8849 2008-12-09 Ian Lance Taylor <iant@google.com>
8852 * yyscript.y (file_cmd): Handle INPUT.
8854 * testsuite/initpri1.c: Change all declarations to be full
8855 prototypes by adding void, to avoid compiler warnings.
8857 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8859 * options.cc (General_options::parse_plugin_opt): New.
8860 (General_options::add_plugin): The argument now is just the filename.
8861 (General_options::add_plugin_option): New.
8862 * options.h (plugin_opt): New.
8863 (add_plugin): Change argument name.
8864 (add_plugin_option): New.
8865 * plugin.cc (Plugin::load): Don't parse the plugin option.
8866 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8867 (Plugin::add_option): New.
8868 (Plugin::args_): Change type.
8869 (Plugin::filename_): New.
8870 (Plugin_manager::add_plugin_option): New.
8871 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8872 * testsuite/Makefile.in: Regenerate.
8874 2008-12-05 Cary Coutant <ccoutant@google.com>
8876 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8877 Handle --strip-lto-sections option.
8878 * options.h (strip_lto_sections): New option.
8880 2008-12-01 Cary Coutant <ccoutant@google.com>
8882 * plugin.cc (ld_plugin_message): Change format parameter to const.
8883 Fix mismatch between new[] and delete.
8885 2008-11-14 Cary Coutant <ccoutant@google.com>
8887 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8890 2008-11-05 Craig Silverstein <csilvers@google.com>
8892 * options.cc (General_options::parse_dynamic_list): New function.
8893 * options.h (General_options): New flags dynamic_list,
8894 dynamic_list_data, dynamic_list_cpp_new, and
8895 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8896 (General_options::in_dynamic_list): New function.
8897 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8898 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8899 (Lex::can_continue_name): Likewise.
8901 (read_script_file): New parameter script_options.
8902 (read_dynamic_list): New function.
8903 (Script_options::define_dynamic_list): New function.
8904 (dynamic_list_keyword_parsecodes): New variable.
8905 (dynamic_list_keywords): New variable.
8906 * script.h (Script_options::define_dynamic_list): New function
8908 (read_dynamic_list): New function prototype.
8909 * symtab.cc (strprefix): New macro.
8910 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8911 dynamic_list_data, dynamic_list_cpp_new, and
8912 dynamic_list_cpp_typeinfo.
8913 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8914 (dynamic_list_expr): New rule.
8915 (dynamic_list_nodes): Likewise.
8916 (dynamic_list_node): Likewise.
8917 * testsuite/Makefile.am (dynamic_list): New test.
8918 * testsuite/Makefile.in: Regenerated.
8919 * testsuite/dynamic_list.t: New file.
8920 * testsuite/dynamic_list.sh: New file.
8922 2008-11-05 Craig Silverstein <csilvers@google.com>
8924 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8925 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8926 (t11_last): Likewise.
8927 * testsuite/ver_test_6.c (main): Likewise.
8929 2008-10-07 Cary Coutant <ccoutant@google.com>
8931 * options.c (General_options::finalize): Add check for -static and
8933 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8936 2008-10-02 Cary Coutant <ccoutant@google.com>
8938 * plugin.cc (make_sized_plugin_object): Fix conditional
8939 compilation to work when not all targets are enabled.
8941 2008-09-29 Cary Coutant <ccoutant@google.com>
8943 * archive.cc (Archive::get_file_and_offset): Use filename instead
8944 of name to get library path.
8945 (Archive::include_member): Unlock external member of a thin archive.
8947 * testsuite/Makefile.am (TEST_AR): New variable.
8948 (thin_archive_test_1): New test.
8949 (thin_archive_test_2): New test.
8950 * testsuite/Makefile.in: Regenerate.
8951 * testsuite/thin_archive_main.cc: New file.
8952 * testsuite/thin_archive_test_1.cc: New file.
8953 * testsuite/thin_archive_test_2.cc: New file.
8954 * testsuite/thin_archive_test_3.cc: New file.
8955 * testsuite/thin_archive_test_4.cc: New file.
8957 2008-09-29 Cary Coutant <ccoutant@google.com>
8959 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8960 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8962 (Sized_relobj::do_finalize_local_symbols): Likewise.
8963 (Sized_relobj::map_to_kept_section): Likewise.
8964 * object.h (Sized_relobj::invalid_address): New constant.
8965 (Sized_relobj::do_output_section_offset): Check for invalid_address
8967 * output.cc (Output_reloc::local_section_offset): Use constant
8968 invalid_address instead of -1U.
8969 (Output_reloc::get_address): Likewise.
8970 (Output_section::output_address): Change -1U to -1ULL.
8971 * output.h (Output_reloc::invalid_address): New constant.
8972 * reloc.cc (Sized_relobj::write_sections): Use constant
8973 invalid_address instead of -1U.
8974 (Sized_relobj::relocate_sections): Likewise.
8975 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8976 values for merge sections.
8977 * target-reloc.h (relocate_for_relocatable): Use constant
8978 invalid_address instead of -1U.
8980 2008-09-19 Cary Coutant <ccoutant@google.com>
8982 Add plugin functionality for link-time optimization (LTO).
8983 * configure.ac (plugins): Add --enable-plugins option.
8984 * configure: Regenerate.
8985 * config.in: Regenerate.
8986 * Makefile.am (LIBDL): New variable.
8987 (CCFILES): Add plugin.cc.
8988 (HFILES): Add plugin.h.
8989 (ldadd_var): Add LIBDL.
8990 * Makefile.in: Regenerate.
8992 * archive.cc: Include "plugin.h".
8993 (Archive::setup): Don't preread archive symbols when using a plugin.
8994 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8995 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8997 (Archive::include_member): Add symbols from plugin objects.
8998 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8999 * descriptors.cc (Descriptors::open): Check for file descriptors
9000 abandoned by plugins.
9001 (Descriptors::claim_for_plugin): New function.
9002 * descriptors.h (Descriptors::claim_for_plugin): New function.
9003 (Open_descriptor::is_claimed): New field.
9004 (claim_descriptor_for_plugin): New function.
9005 * fileread.cc (File_read::claim_for_plugin): New function.
9006 * fileread.h (File_read::claim_for_plugin): New function.
9007 (File_read::descriptor): New function.
9008 * gold.cc: Include "plugin.h".
9009 (queue_initial_tasks): Add task to call plugin hooks for generating
9011 * main.cc: Include "plugin.h".
9012 (main): Load plugin libraries.
9013 * object.h (Pluginobj): Declare.
9014 (Object::pluginobj): New function.
9015 (Object::do_pluginobj): New function.
9016 (Object::set_target): New function.
9017 * options.cc: Include "plugin.h".
9018 (General_options::parse_plugin): New function.
9019 (General_options::General_options): Initialize plugins_ field.
9020 (General_options::add_plugin): New function.
9021 * options.h (Plugin_manager): Declare.
9022 (General_options): Add --plugin option.
9023 (General_options::has_plugins): New function.
9024 (General_options::plugins): New function.
9025 (General_options::add_plugin): New function.
9026 (General_options::plugins_): New field.
9027 * plugin.cc: New file.
9028 * plugin.h: New file.
9029 * readsyms.cc: Include "plugin.h".
9030 (Read_symbols::do_read_symbols): Check for archive before checking
9031 for ELF file. Call plugin hooks to claim files.
9032 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9033 from a real object file; force override when processing replacement
9035 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9036 (Symbol::init_base_object): Likewise.
9037 (Symbol::init_base_output_data): Likewise.
9038 (Symbol::init_base_output_segment): Likewise.
9039 (Symbol::init_base_constant): Likewise.
9040 (Symbol::init_base_undefined): Likewise.
9041 (Symbol::output_section): Assert that object is not a plugin.
9042 (Symbol_table::add_from_pluginobj): New function.
9043 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9045 (Symbol_table::sized_write_globals): Likewise.
9046 (Symbol_table::add_from_pluginobj): Instantiate template.
9047 * symtab.h (Sized_pluginobj): Declare.
9048 (Symbol::in_real_elf): New function.
9049 (Symbol::set_in_real_elf): New function.
9050 (Symbol::in_real_elf_): New field.
9051 (Symbol_table::add_from_pluginobj): New function.
9053 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9054 (LIBDL): New variable.
9056 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9057 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9058 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9059 (MOSTLYCLEANFILES): Likewise.
9060 * testsuite/Makefile.in: Regenerate.
9061 * testsuite/plugin_test.c: New file.
9062 * testsuite/plugin_test_1.sh: New file.
9063 * testsuite/plugin_test_2.sh: New file.
9065 2008-09-16 Ian Lance Taylor <iant@google.com>
9067 * target-reloc.h (relocate_section): Check whether a symbol is
9068 defined by the ABI before reporting an undefined symbol error.
9069 * target.h (Target::is_defined_by_abi): Make parameter const.
9070 (Target::do_is_defined_by_abi): Likewise.
9071 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9072 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9073 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9074 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9075 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9076 * testsuite/Makefile.in: Rebuild.
9078 * fileread.cc (make_view): Add casts to avoid warning.
9080 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9082 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9083 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9085 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9087 * options.h (General_options::output_is_executable): New.
9088 (General_options::output_is_pie): New.
9089 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9090 for shared libraries.
9091 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9093 2008-09-11 Chris Demetriou <cgd@google.com>
9095 * options.h (origin): New -z option.
9096 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9097 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9100 2008-09-05 Cary Coutant <ccoutant@google.com>
9102 * fileread.cc (File_read::make_view): Add check for attempt to map
9105 2008-09-05 Cary Coutant <ccoutant@google.com>
9107 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9108 explicit instantiations.
9110 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9113 * options.cc (General_options::finalize): Allow undefined symbols
9114 in shlibs if linking -shared.
9117 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9118 symbols as not needing a dynsym entry.
9120 2008-08-20 Craig Silverstein <csilvers@google.com>
9122 * fileread.cc (File_read::open): Do not lock the file unless it
9123 was successfully opened.
9125 2008-08-14 Cary Coutant <ccoutant@google.com>
9127 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9128 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9129 * testsuite/tls_test.cc (struct int128): 128-bit struct
9130 for testing TLS relocs with non-zero addend.
9131 (v12): New TLS variable.
9133 (t_last): Add check for v12.
9134 * testsuite/tls_test.h (t12): New function.
9135 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9137 2008-08-13 Ian Lance Taylor <iant@google.com>
9139 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9140 set tls_segment_ or relro_segment_.
9141 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9143 * output.h (Output_section::clear_is_relro): New function.
9144 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9145 sections specially even when output_data_ is empty.
9146 (Output_segment::maximum_alignment): When first section is relro,
9147 only force alignment for PT_LOAD segments.
9148 * script.cc (script_data_segment_align): New function.
9149 (script_data_segment_relro_end): New function.
9150 * script-c.h (script_data_segment_align): Declare.
9151 (script_data_segment_relro_end): Declare.
9152 * script-sections.h (class Script_sections): Declare
9153 data_segment_align and data_segment_relro_end. Add fields
9154 segment_align_index_ and saw_relro_end_.
9155 * script-sections.cc (class Sections_element): Add set_is_relro
9156 virtual function. Add new bool* parameter to place_orphan_here.
9157 Add get_output_section virtual function.
9158 (class Output_section_definition): Add set_is_relro. Add new
9159 bool* parameter to place_orphan_here. Add get_output_section.
9160 Add is_relro_ field.
9161 (Output_section_definition::Output_section_definition): Initialize
9162 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9163 and is_relro_ fields.
9164 (Output_section_definition::place_orphan_here): Add is_relro
9166 (Output_section_definition::set_section_addresses): Set relro for
9168 (Output_section_definition::alternate_constraint): Likewise.
9169 (class Orphan_output_section): Add new bool* parameter to
9170 place_orphan_here. Add get_output_section.
9171 (Orphan_output_section::place_orphan_here): Add is_relro
9173 (Script_sections::Script_sections): Initialize
9174 data_segment_align_index_ and saw_relro_end_.
9175 (Script_sections::data_segment_align): New function.
9176 (Script_sections::data_segment_relro_end): New function.
9177 (Script_sections::place_orphan): Set or clear is_relro.
9178 (Script_sections::set_section_addresses): Force alignment of first
9180 * yyscript.y (exp): Call script_data_segment_align and
9181 script_data_segment_relro_end.
9182 * testsuite/relro_script_test.t: New file.
9183 * testsuite/relro_test.cc (using_script): Declare.
9184 (t1, t2): Test using_script.
9185 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9186 (relro_script_test_SOURCES): Define.
9187 (relro_script_test_DEPENDENCIES): Define.
9188 (relro_script_test_LDFLAGS): Define.
9189 (relro_script_test_LDADD): Define.
9190 (relro_script_test.so): New target.
9191 * testsuite/Makefile.in: Rebuild.
9193 2008-08-06 Cary Coutant <ccoutant@google.com>
9195 * archive.cc (Archive::total_archives, Archive::total_members)
9196 (Archive::total_members_loaded): New variables.
9197 (Archive::setup): Add parameter. Add option to preread
9199 (Archive::read_armap): Add counter.
9200 (Archive::get_file_and_offset): New function.
9201 (Archive::get_elf_object_for_member): New function.
9202 (Archive::read_all_symbols): New function.
9203 (Archive::read_symbols): New function.
9204 (Archive::add_symbols): Add counters.
9205 (Archive::include_all_members): Use armap to find members if it's
9207 (Archive::include_member): Skip reading symbols if already read.
9208 Factored code into Archive::get_file_and_offset and
9209 Archive::get_elf_object_for_member. Changed call to
9210 Mapfile::report_include_archive_member.
9211 (Archive::print_stats): New function.
9212 * archive.h: Declare Object and Read_symbols_data classes.
9213 (Archive::Archive): Add initializers for new members.
9214 (Archive::setup): Add parameter.
9215 (Archive::print_stats): New function.
9216 (Archive::total_archives, Archive::total_members)
9217 (Archive::total_members_loaded): New variables.
9218 (Archive::get_file_and_offset): New function.
9219 (Archive::get_elf_object_for_member): New function.
9220 (Archive::read_all_symbols): New function.
9221 (Archive::read_symbols): New function.
9222 (Archive::Archive_member): New class.
9223 (Archive::members_): New member.
9224 (Archive::num_members_): New member.
9225 * main.cc: Include archive.h.
9226 (main): Call Archive::print_stats.
9227 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9228 archive parameter; member_name is now the fully-decorated name.
9229 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9230 * options.h: (General_options): Add --preread-archive-symbols option.
9231 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9234 2008-08-04 Ian Lance Taylor <iant@google.com>
9236 * symtab.h (Symbol::use_plt_offset): New function.
9237 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9238 * powerpc.cc (Relocate::relocate): Likewise.
9239 * sparc.cc (Relocate::relocate): Likewise.
9240 * x86_64.cc (Relocate::relocate): Likewise.
9241 * testsuite/weak_plt.sh: New test.
9242 * testsuite/weak_plt_main.cc: New test.
9243 * testsuite/weak_plt_shared.cc: New test.
9244 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9245 (check_PROGRAMS): Add weak_plt.
9246 (check_DATA): Add weak_plt_shared.so.
9247 (weak_plt_main_pic.o, weak_plt): New targets.
9248 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9249 * testsuite/Makefile.in: Rebuild.
9251 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9253 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9254 * testsuite/Makefile.in: Rebuild.
9256 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9258 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9259 * Makefile.in: Regenerate.
9260 * po/POTFILES.in: Regenerate.
9262 2008-07-29 Ian Lance Taylor <iant@google.com>
9264 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9265 symbols before other symbols.
9266 * testsuite/script_test_2.cc (test_addr): Declare.
9267 (test_addr_alias): Declare.
9268 (main): Check that test_addr and test_addr_alias have the right
9270 * testsuite/script_test_2.t: Define test_addr_alias and
9273 2008-07-24 Ian Lance Taylor <iant@google.com>
9276 * descriptors.cc: New file.
9277 * descriptors.h: New file.
9278 * gold-threads.h (class Hold_optional_lock): New class.
9279 * fileread.cc: Include "descriptors.h".
9280 (File_read::~File_read): Release descriptor rather than closing
9282 (File_read::open) [file]: Call open_descriptor rather than open.
9283 Set is_descriptor_opened_.
9284 (File_read::open) [memory]: Assert that descriptor is not open.
9285 (File_read::reopen_descriptor): New function.
9286 (File_read::release): Release descriptor.
9287 (File_read::do_read): Make non-const. Reopen descriptor.
9288 (File_read::read): Make non-const.
9289 (File_read::make_view): Reopen descriptor.
9290 (File_read::do_readv): Likewise.
9291 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9292 Update declarations.
9293 * layout.cc: Include "descriptors.h".
9294 (Layout::create_build_id): Use open_descriptor rather than open.
9295 * output.cc: Include "descriptors.h".
9296 (Output_file::open): Use open_descriptor rather than open.
9297 * archive.cc (Archive::const_iterator): Change Archive to be
9299 (Archive::begin, Archive::end): Make non-const.
9300 (Archive::count_members): Likewise.
9301 * archive.h (class Archive): Update declarations.
9302 * object.h (Object::read): Make non-const.
9303 * Makefile.am (CCFILES): Add descriptors.cc.
9304 (HFILES): Add descriptors.h.
9305 * Makefile.in: Rebuild.
9308 * gold.h: Always include <clocale>. Add Solaris workarounds
9309 following code in binutils/sysdep.h.
9312 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9313 this->eh_frame_hdr_ is NULL before using it.
9315 * dynobj.cc (Versions::Versions): Update comment.
9317 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9318 the base version name.
9320 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9321 array size plus one.
9322 (Stringpool_template::set_string_offsets): Subtract one from key
9323 before using it as an array index.
9324 (Stringpool_template::get_offset_with_length): Likewise.
9325 (Stringpool_template::write_to_buffer): Likewise.
9326 * stringpool.h (Stringpool_template::get_offset_from_key):
9329 2008-07-23 Ian Lance Taylor <iant@google.com>
9332 * object.h (Merged_symbol_value::value): Do our best to handle a
9336 * script.cc (Version_script_info::get_versions): Don't add empty
9337 version tag to return value.
9338 (Version_script_info::get_symbol_version_helper): Change return
9339 type to bool. Add pversion parameter. Change all callers.
9340 (script_register_vers_node): Don't require a non-NULL tag.
9341 * script.h (class Version_script_info): Update declarations.
9342 (Version_script_info::get_symbol_version): Change return type to
9343 bool. Add version parameter. Change all callers.
9344 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9345 handling. Handle an empty version from a version script.
9346 (Symbol_table::define_special_symbol): Likewise.
9347 * testsuite/ver_test_10.script: New file.
9348 * testsuite/ver_test_10.sh: New file.
9349 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9350 (check_DATA): Add ver_test_10.syms.
9351 (ver_test_10.syms, ver_test_10.so): New target.
9352 * testsuite/Makefile.in: Rebuild.
9354 2008-07-23 Simon Baldwin <simonb@google.com>
9356 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9357 to zero for undefined symbols from dynamic libraries.
9359 2008-07-23 Ian Lance Taylor <iant@google.com>
9361 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9363 * symtab.h (class Symbol_table): Update declaration.
9364 * testsuite/ver_test_9.cc: New file.
9365 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9366 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9367 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9368 (ver_test_9.so, ver_test_9.o): New targets.
9369 * testsuite/Makefile.in: Rebuild.
9371 2008-07-22 Ian Lance Taylor <iant@google.com>
9373 * options.h (class General_options): Define --check-sections.
9374 * layout.cc (Layout::set_segment_offsets): Handle
9377 * options.h (class General_options): Define -n/--nmagic and
9379 * options.cc (General_options::finalize): For -n/--nmagic or
9380 -N/--omagic, set -static.
9381 * layout.cc (Layout::attach_allocated_section_to_segment): If
9382 -N/--omagic, don't put read-only and read-write sections in
9384 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9385 finding a read-only segment.
9386 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9387 don't set the minimum segment alignment to the common page size,
9388 and don't set the file offset to the address modulo the page size.
9389 * script-sections.cc (Script_sections::create_segments): If
9390 -n/--omagic, don't put read-only and read-write sections in
9393 * cref.cc: New file.
9395 * options.h (class General_options): Add --print-symbol-counts.
9396 * main.cc (main): Issue defined symbol report if requested.
9397 * archive.cc (Archive::interpret_header): Make into a const member
9399 (Archive::add_symbols): Call Input_objects::archive_start and
9401 (Archive::const_iterator): Define new class.
9402 (Archive::begin, Archive::end): New functions.
9403 (Archive::include_all_members): Rewrite to use iterator.
9404 (Archive::count_members): New function.
9405 * archive.h (class Archive): Update declarations.
9406 (Archive::filename): New function.
9407 * object.cc: Include "cref.h".
9408 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9409 (Sized_relobj::do_get_global_symbol_counts): New function.
9410 (Input_objects::add_object): Add object to cross-referencer.
9411 (Input_objects::archive_start): New function.
9412 (Input_objects::archive_stop): New function.
9413 (Input_objects::print_symbol_counts): New function.
9414 * object.h: Declare Cref and Archive.
9415 (Object::get_global_symbol_counts): New function.
9416 (Object::do_get_global_symbol_counts): New pure virtual function.
9417 (class Sized_relobj): Add defined_count_ field. Update
9419 (class Input_objects): Add cref_ field. Update constructor.
9420 Update declarations.
9421 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9423 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9425 (Sized_dynobj::do_get_global_symbol_counts): New function.
9426 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9427 defined_count_. Update declarations. Define Symbols typedef.
9428 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9429 parameter. Change all callers.
9430 (Symbol_table::add_from_dynobj): Add sympointers and defined
9431 parameters. Change all callers.
9432 * symtab.h (class Symbol_table): Update declarations.
9433 * Makefile.am (CCFILES): Add cref.cc.
9434 (HFILES): Add cref.h.
9435 * Makefile.in: Rebuild.
9437 2008-07-22 Simon Baldwin <simonb@google.com>
9439 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9440 to zero when writing undefined symbols.
9442 2008-07-22 Ian Lance Taylor <iant@google.com>
9444 * output.cc (Output_section::add_input_section): Don't try to
9445 merge empty merge sections.
9447 2008-07-21 Craig Silverstein <csilvers@google.com>
9449 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9450 Include symbol version in error message.
9452 2008-07-20 Chris Demetriou <cgd@google.com>
9454 * configure.ac (gold_cv_c_random_seed): New configured variable.
9455 (RANDOM_SEED_CFLAGS): New substituted variable.
9456 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9457 * configure: Rebuild.
9458 * Makefile.in: Likewise.
9459 * testsuite/Makefile.in: Likewise.
9461 2008-07-18 Ian Lance Taylor <iant@google.com>
9463 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9464 where we see NAME/NULL and NAME/VERSION as separate symbols.
9465 * testsuite/ver_test_main.cc (main): Call t4.
9466 (t4, t4_2a): Define.
9467 * testsuite/ver_test_2.cc (t4_2): Define.
9468 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9469 * testsuite/ver_test_4.cc (t4_2a): Define.
9470 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9471 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9473 2008-07-17 Ian Lance Taylor <iant@google.com>
9475 * dynobj.cc (Versions::add_def): If we give an error about a
9476 missing version, go ahead and create the version anyhow.
9478 2008-07-10 Ian Lance Taylor <iant@google.com>
9480 Handle output sections with more than 0x7fffffff bytes.
9481 * object.h (class Relobj): Change map_to_output_ to
9482 output_sections_, and just keep a section pointer. Change all
9483 uses. Move comdat group support to Sized_relobj.
9484 (Relobj::is_section_specially_mapped): Remove.
9485 (Relobj::output_section): Remove poff parameter. Change all
9487 (Relobj::output_section_offset): New function.
9488 (Relobj::set_section_offset): Rewrite.
9489 (Relobj::map_to_output): Remove.
9490 (Relobj::output_sections): New function.
9491 (Relobj::do_output_section_offset): New pure virtual function.
9492 (Relobj::do_set_section_offset): Likewise.
9493 (class Sized_relobj): Add section_offsets_ field. Add comdat
9494 group support from Relobj. Update declarations.
9495 (Sized_relobj::get_output_section_offset): New function.
9496 (Sized_relobj::do_output_section_offset): New function.
9497 (Sized_relobj::do_set_section_offset): New function.
9498 * object.cc (Relobj::output_section_address): Remove.
9499 (Sized_relobj::Sized_relobj): Initialize new fields.
9500 (Sized_relobj::include_section_group): Cast find_kept_object to
9502 (Sized_relobj::include_linkonce_section): Likewise.
9503 (Sized_relobj::do_layout): Use separate arrays for output section
9505 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9507 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9508 output_sections and section_offsets.
9509 (Sized_relobj::write_local_symbols): Likewise.
9510 (map_to_kept_section): Compute output address directly.
9511 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9512 output_sections and section_offsets.
9513 (Sized_relobj::write_sections): Likewise.
9514 (Sized_relobj::relocate_sections): Likewise.
9515 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9516 * output.h (class Output_reloc): Update declarations. Change
9517 u2_.relobj to Sized_relobj*.
9518 (class Output_data_reloc): Change add functions to use
9520 * output.cc (Output_reloc::Output_reloc): Change relobj to
9522 (Output_reloc::local_section_offset): Change return type to
9523 Elf_Addr. Use get_output_section_offset.
9524 (Output_reloc::get_address): Likewise.
9525 (Output_section::is_input_address_mapped): Don't call
9526 is_section_specially_mapped.
9527 (Output_section::output_offset): Likewise.
9528 (Output_section::output_address): Likewise.
9529 (Output_section::starting_output_address): Likewise.
9530 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9531 parameter to Sized_relobj*.
9532 (Copy_relocs::need_copy_reloc): Likewise.
9533 (Copy_relocs::save): Likewise.
9534 * copy-relocs.h (class Copy_relocs): Update declarations.
9535 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9536 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9537 * target-reloc.h (relocate_for_relocatable): Change
9538 offset_in_output_section type to Elf_Addr. Change code that uses
9540 * layout.cc (Layout::layout): Always set *off.
9541 * mapfile.cc (Mapfile::print_input_section): Use
9542 output_section_offset.
9543 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9545 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9546 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9547 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9549 2008-07-03 Ian Lance Taylor <iant@google.com>
9551 * layout.cc (Layout::include_section): Do not discard unrecognized
9552 SHT_STRTAB sections.
9554 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9556 * script.cc (Lex::can_continue_name): Make '?' allowable in
9557 version-script names.
9558 * testsuite/version_script.map: Change glob pattern to use '?'
9560 2008-06-30 Manish Singh <yosh@gimp.org>
9563 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9566 2008-06-30 Ian Lance Taylor <iant@google.com>
9570 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9571 versions]: Don't try to read the value in the contents, since we
9572 don't use it. Use the template endianness when writing.
9574 2008-06-25 Cary Coutant <ccoutant@google.com>
9576 * fileread.cc (File_read::make_view): Assert on zero-length view.
9577 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9578 symbol table when there are no symbols to read.
9580 2008-06-23 Craig Silverstein <csilvers@google.com>
9582 * version.cc (version_string): Bump to 1.7
9584 2008-06-18 Craig Silverstein <csilvers@google.com>
9586 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9587 constant 0xFFFF to type Valtype.
9588 (Powerpc_relocate_functions::rel16_ha): Likewise.
9590 2008-06-17 Ian Lance Taylor <iant@google.com>
9592 * output.h (Output_section::Input_section): Initialize p2align_ to
9593 zero for Output_section_data constructors.
9594 (Output_section::Input_section::addralign): If not an input
9595 section, return the alignment of the Output_section_data.
9596 * testsuite/copy_test.cc: New file.
9597 * testsuite/copy_test_1.cc: New file.
9598 * testsuite/copy_test_2.cc: New file.
9599 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9600 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9601 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9602 (copy_test_1_pic.o, copy_test_1.so): New targets.
9603 (copy_test_2_pic.o, copy_test_2.so): New targets.
9604 * testsuite/Makefile.in: Rebuild.
9606 * script-sections.cc (Script_sections::place_orphan): Initialize
9607 local variable exact.
9609 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9611 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9613 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9614 David S. Miller <davem@davemloft.net>
9616 * powerpc.cc: New file.
9617 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9618 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9619 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9620 * Makefile.in: Rebuild.
9622 2008-06-09 Ian Lance Taylor <iant@google.com>
9624 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9626 (throwing, orig_terminate): New static variables.
9627 (terminate_handler): New static function.
9628 (t2): Set terminate handler.
9630 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9633 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9636 2008-05-30 Cary Coutant <ccoutant@google.com>
9638 * archive.cc (Archive::include_all_members) Correct to step
9639 over symbol table and extended name table in thin archives.
9641 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9644 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9647 2008-05-28 Caleb Howe <cshowe@google.com>
9649 * reduced_debug_output.cc: New file.
9650 * reduced_debug_output.h: New file.
9651 * options.h (class General_options): Add --strip-debug-non-line.
9652 * options.cc (General_options::finalize): Add strip_debug_non_line
9653 to the strip heirarchy.
9654 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9656 * layout.cc: Include "reduced_debug_output.h".
9657 (Layout::Layout): Initialize new fields.
9658 (line_only_debug_sections): New static array.
9659 (is_lines_only_debug_sections): New static inline function.
9660 (Layout::include_section): Handle --strip-debug-non-line.
9661 (Layout::make_output_section): If --strip-debug-non-line, build
9662 new output sections for .debug_abbrev and .debug_info.
9663 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9664 gold. Warn about possible overflow.
9665 (read_signed_LEB_128): Likewise.
9666 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9667 (read_signed_LEB_128): Declare.
9668 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9669 (HFILES): Add reduced_debug_output.h.
9670 * Makefile.in: Rebuild.
9672 2008-05-21 Ian Lance Taylor <iant@google.com>
9674 * mapfile.cc: New file.
9675 * mapfile.h: New file.
9676 * options.h (class General_options): Add -M/--print-map and -Map.
9677 * options.cc (General_options::finalize): Make -M equivalent to
9679 * main.cc: Include <cstdio> and "mapfile.h".
9680 (main): Open mapfile if requested.
9681 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9682 constructor. Change caller.
9683 (queue_initial_tasks): Add mapfile parameter. Change caller.
9684 (queue_middle_tasks): Likewise.
9685 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9687 * archive.cc: Include "mapfile.h".
9688 (Archive::add_symbols): Add mapfile parameter. Change all
9689 callers. Pass mapfile, symbol, and reason to include_member.
9690 (Archive::include_all_members): Add mapfile parameter. Change all
9692 (Archive::include_member): Add mapfile, sym, and why parameters.
9693 Change all callers. Report inclusion to map file.
9694 * archive.h: Include "fileread.h".
9695 (class Archive): Update declarations.
9696 (Archive::file): New const method.
9697 (class Add_archive_symbols): Add mapfile_ field. Update
9698 constructor. Change all callers.
9699 * readsyms.h (class Read_symbols): Likewise.
9700 (class Finish_group): Likewise.
9701 (class Read_script): Likewise.
9702 * common.cc: Include "mapfile.h".
9703 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9705 (Symbol_table::do_allocate_commons): Likewise.
9706 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9707 symbol allocation to mapfile.
9708 * common.h (class Allocate_commons_task): Add mapfile_ field.
9709 Update constructor. Change all callers.
9710 * symtab.h (class Symbol_table): Update declarations.
9711 * layout.cc: Include "mapfile.h".
9712 (Layout_task_runner::run): Print information to mapfile.
9713 (Layout::create_gold_note): Change Output_data_fixed_space to
9714 Output_data_zero_fill.
9715 (Layout::create_build_id): Likewise.
9716 (Layout::print_to_mapfile): New function.
9717 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9718 constructor. Change caller.
9719 (class Layout): Declare print_to_mapfile.
9720 * output.cc (Output_section::Input_section::print_to_mapfile): New
9722 (Output_section::add_input_section): If producing a map, always
9723 add to input_sections_ list.
9724 (Output_section::do_print_to_mapfile): New function.
9725 (Output_segment::print_sections_to_mapfile): New function.
9726 (Output_segment::print_section_list_to_mapfile): New function.
9727 * output.h: Include "mapfile.h".
9728 (Output_data::print_to_mapfile): New function.
9729 (Output_data::do_print_to_mapfile): New virtual function.
9730 (Output_segment_headers::do_print_to_mapfile): New function.
9731 (Output_file_header::do_print_to_mapfile): New function.
9732 (Output_data_const::do_print_to_mapfile): New function.
9733 (class Output_data_const_buffer): Add map_name_ field. Update
9734 constructor. Change all callers. Add do_print_to_mapfile
9736 (class Output_data_fixed_space): Likewise.
9737 (class Output_data_space): Likewise.
9738 (class Output_data_zero_fill): New class.
9739 (Output_data_strtab::do_print_to_mapfile): New function.
9740 (Output_data_reloc_base::do_print_to_mapfile): New function.
9741 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9742 (Output_data_group::do_print_to_mapfile): New function.
9743 (Output_data_got::do_print_to_mapfile): New function.
9744 (Output_data_dynamic::do_print_to_mapfile): New function.
9745 (Output_symtab_xindex::do_print_to_mapfile): New function.
9746 (class Output_section): Declare do_print_to_mapflie. Declare
9747 print_to_mapfile in Input_section.
9748 (class Output_segment): Declare new functions.
9749 * object.h (Sized_relobj::symbol_count): New function.
9750 * script-sections.cc
9751 (Output_section_element_dot_assignment::set_section_addresses):
9752 Change Output_data_fixed_space to Output_data_zero_fill.
9753 (Output_data_expression::do_print_to_mapfile): New function.
9754 * script.cc (read_input_script): Add mapfile parameter. Change
9756 * script.h (read_input_script): Update declaration.
9757 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9758 (Eh_frame::do_print_to_mapfile): New function.
9759 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9760 (Output_merge_string::do_print_to_mapfile): New function.
9761 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9763 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9765 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9767 * Makefile.am (CCFILES): Add mapfile.cc.
9768 (HFILES): Add mapfile.h.
9769 * Makefile.in: Rebuild.
9771 2008-05-19 Ian Lance Taylor <iant@google.com>
9773 * options.h (class General_options): Add -z relro.
9774 * layout.cc (Layout::Layout): Initialize relro_segment_.
9775 (Layout::add_output_section_data): Return the output section.
9776 (Layout::make_output_section): Rcognize relro sections and mark
9778 (Layout::attach_allocated_section_to_segment): Put relro sections
9779 in a PT_GNU_RELRO segment.
9780 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9782 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9784 (Layout::linkonce_mapping): Map d.rel.ro.local to
9786 (Layout::output_section_name): Us .data.rel.ro.local for any
9787 section which begins with that.
9788 * layout.h (class Layout): Update add_output_section_data
9789 declaration. Add relro_segment_ field.
9790 * output.cc (Output_section::Output_section): Initialize is_relro_
9791 and is_relro_local_ fields.
9792 (Output_segment::add_output_section): Group relro sections.
9793 (Output_segment::is_first_section_relro): New function.
9794 (Output_segment::maximum_alignment): If there is a relro section,
9795 align the segment to the common page size.
9796 (Output_segment::set_section_addresses): Track whether we are
9797 looking at relro sections. If the last section is a relro
9798 section, align to the common page size.
9799 (Output_segment::set_section_list_addresses): Add in_relro
9800 parameter. Change all callers. Align to the page size when
9801 moving from relro to non-relro section.
9802 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9804 * output.h (class Output_section): Add is_relro_ and
9805 is_relro_local_ fields.
9806 (Output_section::is_relro): New function.
9807 (Output_section::set_is_relro): New function.
9808 (Output_section::is_relro_local): New function.
9809 (Output_section::set_is_relro_local): New function.
9810 (class Output_segment): Update declarations.
9811 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9812 * sparc.cc (Target_sparc::got_section): Likewise.
9813 * x86_64.cc (Target_x86_64::got_section): Likewise.
9814 * testsuite/relro_test_main.cc: New file.
9815 * testsuite/relro_test.cc: New file.
9816 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9817 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9818 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9819 (relro_test.so, relro_test_pic.o): New targets.
9820 * testsuite/Makefile.in: Rebuild.
9822 2008-05-16 Ian Lance Taylor <iant@google.com>
9824 * output.cc (Output_segment::add_output_section): Remove front
9826 * output.h (class Output_segment): Remove
9827 add_initial_output_section and overloaded add_output_section.
9828 Update declaration of remaining add_output_section.
9829 * layout.cc (Layout::create_interp): Call add_output_section
9830 rather than add_initial_output_section.
9831 (Layout::finish_dynamic_section): Likewise.
9833 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9834 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9835 know the dynamic type.
9836 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9837 field. Initialize it in constructor.
9838 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9839 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9840 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9843 * output.cc (Output_reloc::get_address): Change return type to
9845 * output.h (class Output_reloc): Update get_address declaration.
9846 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9847 for section addresses.
9849 2008-05-09 Ian Lance Taylor <iant@google.com>
9852 * gold.cc (gold_nomem): Use return value of write.
9854 2008-05-08 Ian Lance Taylor <iant@google.com>
9856 * symtab.c (Symbol::init_base_output_data): Add version
9857 parameter. Change all callers.
9858 (Symbol::init_base_output_segment): Likewise.
9859 (Symbol::init_base_constant): Likewise.
9860 (Symbol::init_base_undefined): Likewise.
9861 (Sized_symbol::init_output_data): Likewise.
9862 (Sized_symbol::init_output_segment): Likewise.
9863 (Sized_symbol::init_constant): Likewise.
9864 (Sized_symbol::init_undefined): Likewise.
9865 (Symbol_table::do_define_in_output_data): If the new symbol has a
9866 version, mark it as the default.
9867 (Symbol_table::do_define_in_output_segment): Likewise.
9868 (Symbol_table::do_define_as_constant): Likewise.
9869 * symtab.h (class Symbol): Update declarations.
9870 (class Sized_symbol): Likewise.
9871 * resolve.cc (Symbol::override_version): New function.
9872 (Symbol::override_base): Call override_version.
9873 (Symbol::override_base_with_special): Likewise.
9874 * testsuite/ver_script_8.script: New file.
9875 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9876 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9877 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9878 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9880 2008-05-06 Ian Lance Taylor <iant@google.com>
9883 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9885 (class General_options): Remove existing --undefined, and add
9886 --no-undefined instead. Add new --undefined as synonym for -u.
9887 * archive.cc (Archive::add_symbols): Check whether symbol was
9889 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9890 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9891 all uses. Add IS_UNDEFINED. Update declarations to split
9892 different versions of init_base. Declare init_base_undefined.
9893 (Symbol::is_defined): Handle IS_UNDEFINED.
9894 (Symbol::is_undefined): Likewise.
9895 (Symbol::is_weak_undefined): Call is_undefined.
9896 (Symbol::is_absolute): Handle IS_CONSTANT.
9897 (class Sized_symbol): Update declarations to split different
9898 versions of init. Declare init_undefined.
9899 (class Symbol_table): Declare new functions.
9900 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9902 (Symbol::init_base_output_data): Likewise.
9903 (Symbol::init_base_output_segment): Likewise.
9904 (Symbol::init_base_constant): Likewise.
9905 (Symbol::init_base_undefined): New function.
9906 (Sized_symbol::init_object): Rename from init. Change all
9908 (Sized_symbol::init_output_data): Likewise.
9909 (Sized_symbol::init_output_segment): Likewise.
9910 (Sized_symbol::init_constant): Likewise.
9911 (Sized_symbol::init_undefined): New function.
9912 (Symbol_table::add_undefined_symbols_from_command_line): New
9914 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9916 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9917 (Symbol::output_section): Likewise.
9918 (Symbol::set_output_section): Likewise.
9919 (Symbol_table::sized_finalize_symbol): Likewise.
9920 (Symbol_table::sized_write_globals): Likewise.
9921 * resolve.cc (Symbol_table::should_override): Likewise.
9922 (Symbol::override_base_with_special): Likewise.
9924 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9925 symbol, change it to have default visibility.
9926 * testsuite/protected_1.cc: New file.
9927 * testsuite/protected_2.cc: New file.
9928 * testsuite/protected_3.cc: New file.
9929 * testsuite/protected_main_1.cc: New file.
9930 * testsuite/protected_main_2.cc: New file.
9931 * testsuite/protected_main_3.cc: New file.
9932 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9933 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9934 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9935 (protected_1.so): New target.
9936 (protected_1_pic.o, protected_2_pic.o): New targets.
9937 (protected_3_pic.o): New target.
9938 (check_PROGRAMS): Add protected_2.
9939 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9940 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9941 * testsuite/Makefile.in: Rebuild.
9943 * options.h (DEFINE_var): Add set_user_set_##varname__.
9944 (DEFINE_bool_alias): New macro.
9945 (class General_options): Define -Bstatic using DEFINE_bool_alias
9946 rather than DEFINE_special. Add --undefined as an alias for -z
9948 * options.cc (General_options::parse_Bstatic): Remove.
9950 * options.h (class General_options): Add --fatal-warnings.
9951 * main.cc (main): Implement --fatal-warnings.
9952 * errors.h (Errors::warning_count): New function.
9954 * options.h (class General_options): Add -Bsymbolic-functions.
9955 * symtab.h (Symbol::is_preemptible): Check for
9956 -Bsymbolic-functions.
9958 2008-05-05 Ian Lance Taylor <iant@google.com>
9960 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9961 as noVARNAME rather than no-VARNAME.
9962 (class General_options): Add option -z combreloc.
9963 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9965 (Output_reloc::sort_before) [SHT_REL]: New function.
9966 (Output_reloc::sort_before) [SHT_RELA]: New function.
9967 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9968 Sort_relocs_comparison.
9969 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9970 parameter. Change all callers.
9971 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9972 sort_relocs parameter. Change all callers.
9973 * output.cc (Output_reloc::get_address): New function, broken out
9975 (Output_reloc::write_rel): Call it.
9976 (Output_reloc::compare): New function.
9977 (Output_data_reloc_base::do_write): Optionally sort relocs.
9979 * configure.ac: If targ_extra_obj is set, link it in.
9980 * configure.tgt: Initialize all variables.
9981 (x86_64*): Set targ_extra_obj and targ_extra_size.
9982 * configure: Rebuild.
9984 * object.cc (Sized_relobj::include_section_group): Adjust section
9985 indexes read from group data. Build vector to pass to
9987 * layout.cc (Layout::layout_group): Add flags and shndxes
9988 parameters. Remove contents parameter. Change caller. Update
9989 explicit instantiations.
9990 * layout.h (class Layout): Update layout_group declaration.
9991 * output.cc (Output_data_group::Output_data_group): Add flags and
9992 input_shndxes parameters. Remove contents parameter. Change
9994 (Output_data_group::do_write): Change input_sections_ to
9996 * output.h (class Output_data_group): Update constructor
9997 declaration. Rename input_sections_ to input_shndxes_.
9998 * testsuite/many_sections_test.cc: Add template.
10000 2008-04-30 Cary Coutant <ccoutant@google.com>
10002 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10004 * layout.cc (Layout::include_section): Refactored check for debug
10006 (Layout::add_comdat): Add new parameters. Change type
10007 of signature parameter. Add object and shndx to signatures table.
10008 (Layout::find_kept_object): New function.
10009 * layout.h: Include <cstring>.
10010 (Layout::is_debug_info_section): New function.
10011 (Layout::add_comdat): Add new parameters.
10012 (Layout::find_kept_object): New function.
10013 (Layout::Kept_section): New struct.
10014 (Layout::Signatures): Change type of map range.
10015 * object.cc (Relobj::output_section_address): New function.
10016 (Sized_relobj::include_section_group): Add new parameters. Change
10017 calls to Layout::add_comdat. Change to build table of kept comdat
10018 groups and table mapping discarded sections to kept sections.
10019 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10020 (Sized_relobj::do_layout): Change calls to include_section_group and
10021 include_linkonce_section.
10022 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10023 value to zero when section is discarded.
10024 (Sized_relobj::map_to_kept_section): New function.
10025 * object.h (Relobj::output_section_address): New function.
10026 (Relobj::Comdat_group): New type.
10027 (Relobj::find_comdat_group): New function.
10028 (Relobj::Comdat_group_table): New type.
10029 (Relobj::Kept_comdat_section): New type.
10030 (Relobj::Kept_comdat_section_table): New type.
10031 (Relobj::add_comdat_group): New function.
10032 (Relobj::set_kept_comdat_section): New function.
10033 (Relobj::get_kept_comdat_section): New function.
10034 (Relobj::comdat_groups_): New field.
10035 (Relobj::kept_comdat_sections_): New field.
10036 (Symbol_value::input_value): Update comment.
10037 (Sized_relobj::map_to_kept_section) New function.
10038 (Sized_relobj::include_linkonce_section): Add new parameter.
10039 * target-reloc.h (Comdat_behavior): New type.
10040 (get_comdat_behavior): New function.
10041 (relocate_section): Add code to map a discarded section to the
10042 corresponding kept section when applying a relocation.
10044 2008-04-30 Craig Silverstein <csilvers@google.com>
10046 * dwarf_reader.cc (next_generation_count): New static var.
10047 (Addr2line_cache_entry): New struct.
10048 (addr2line_cache): New static var.
10049 (Dwarf_line_info::one_addr2line): Added caching.
10050 (Dwarf_line_info::clear_addr2line_cache): New function.
10051 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10052 cache-size parameter.
10053 (Dwarf_line_info::one_addr2line_cache): New function.
10054 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10055 new cache-size argument to one_addr2line(), and clear cache.
10057 2008-04-28 Cary Coutant <ccoutant@google.com>
10059 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10060 R_386_PC8 relocations.
10062 2008-04-23 Ian Lance Taylor <iant@google.com>
10064 * object.cc (Sized_relobj::include_section_group): Check for
10065 invalid section group.
10067 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10070 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10071 than read for file header.
10072 * archive.cc (Archive::include_member): Likewise.
10074 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10076 * aclocal.m4: Regenerate.
10077 * configure: Regenerate.
10079 2008-04-19 Ian Lance Taylor <iant@google.com>
10081 * version.cc (version_string): Bump to 1.6.
10083 * testsuite/Makefile.am (many_sections_r_test): New target.
10084 (many_sections_r_test_SOURCES): Remove.
10085 (many_sections_r_test_DEPENDENCIES): Remove.
10086 (many_sections_r_test_LDFLAGS): Remove.
10087 (many_sections_r_test_LDADD): Remove.
10089 * object.cc (Sized_relobj::do_add_symbols): Always pass
10090 local_symbol_count_ to add_from_relobj.
10092 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10093 every thousand variables.
10094 * testsuite/Makefile.in: Rebuild.
10096 * object.cc (Xindex::initialize_symtab_xindex): New function.
10097 (Xindex::read_symtab_xindex): New function.
10098 (Xindex::sym_xindex_to_shndx): New function.
10099 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10101 (Sized_relobj::do_initialize_xindex): New function.
10102 (Sized_relobj::do_read_symbols): Adjust section links.
10103 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10104 parameter. Change all callers.
10105 (Sized_relobj::include_section_group): Adjust section links and
10106 symbol section indexes.
10107 (Sized_relobj::do_layout): Adjust section links.
10108 (Sized_relobj::do_count_local_symbols): Adjust section links and
10109 symbol section indexes.
10110 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10111 ordinary and special symbols.
10112 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10113 dynsym_xindex parameters. Change all callers. Adjust section
10114 links. Use SHN_XINDEX when needed.
10115 (Sized_relobj::get_symbol_location_info): Adjust section links.
10116 Don't get fooled by special symbols.
10117 * object.h (class Xindex): Define.
10118 (class Object): Add xindex_ parameter. Declare virtual functoin
10119 do_initialize_xindex.
10120 (Object::adjust_sym_shndx): New function.
10121 (Object::set_xindex): New protected function.
10122 (class Symbol_value): Add is_ordinary_shndx_ field.
10123 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10124 (Symbol_value::value): Assert ordinary section.
10125 (Symbol_value::initialize_input_to_output_map): Likewise.
10126 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10127 Change all callers.
10128 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10130 (class Sized_relobj): Update declarations.
10131 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10132 parameter. Change all callers.
10133 (Sized_relobj::adjust_shndx): New function.
10134 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10136 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10137 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10138 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10139 (Sized_dynobj::read_dynsym_section): Adjust section links.
10140 (Sized_dynobj::read_dynamic): Likewise.
10141 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10143 (Sized_dynobj::do_initialize_xindex): New function.
10144 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10145 do_initialize_xindex.
10146 (Sized_dynobj::adjust_shndx): New function.
10147 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10148 dynsym_xindex_ fields.
10149 (Layout::finalize): Add a call to set_section_indexes before
10150 creating the symtab sections.
10151 (Layout::set_section_indexes): Don't do anything if the section
10152 already has a section index.
10153 (Layout::create_symtab_sections): Add shnum parameter. Change
10154 caller. Create .symtab_shndx section if needed.
10155 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10157 (Layout::allocated_output_section_count): New function.
10158 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10160 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10161 fields. Update declarations.
10162 (Layout::symtab_xindex): New function.
10163 (Layout::dynsym_xindex): New function.
10164 (class Write_symbols_task): Add layout_ field.
10165 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10167 * output.cc (Output_section_headers::Output_section_headers): Add
10168 shstrtab_section parameter. Change all callers.
10169 (Output_section_headers::do_sized_write): Store overflow values
10170 for section count and section string table section index in
10171 section header zero.
10172 (Output_file_header::do_sized_write): Check for overflow of
10173 section count and section string table section index.
10174 (Output_symtab_xindex::do_write): New function.
10175 (Output_symtab_xindex::endian_do_write): New function.
10176 * output.h (class Output_section_headers): Add shstrtab_section_.
10177 Update declarations.
10178 (class Output_symtab_xindex): Define.
10179 (Output_section::has_out_shndx): New function.
10180 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10182 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10183 Change all callers.
10184 (Sized_symbol::init): Likewise.
10185 (Symbol::output_section): Check for ordinary symbol.
10186 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10187 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10189 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10190 Change all callers. Simplify handling of symbols from sections
10191 not included in the link.
10192 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10194 (Weak_alias_sorter::operator()): Assert that symbols are
10196 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10198 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10199 parameters. Change all callers.
10200 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10201 symbol distinction. Use SHN_XINDEX when needed.
10202 (Symbol_table::write_section_symbol): Add symtab_xindex
10203 parameter. Change all callers.
10204 (Symbol_table::sized_write_section_symbol): Likewise. Use
10205 SHN_XINDEX when needed.
10206 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10208 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10209 (Symbol::is_defined): Check is_ordinary.
10210 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10211 (Symbol::is_absolute, Symbol::is_common): Likewise.
10212 (class Sized_symbol): Update declarations.
10213 (class Symbol_table): Update declarations.
10214 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10215 parameters. Change all callers.
10216 (Sized_symbol::override): Likewise.
10217 (Symbol_table::override): Likewise.
10218 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10219 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10220 is_ordinary, and orig_st_shndx parameters. Change all callers.
10221 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10222 to be in an ordinary section.
10223 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10224 object and is_ordinary parameters. Change all callers.
10225 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10226 Change all callers. Don't add undefined or non-ordinary symbols
10228 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10229 Change all callers.
10230 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10232 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10233 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10234 (Sized_relobj::relocate_sections): Likewise.
10235 * target-reloc.h (scan_relocs): Adjust section symbol index.
10236 (scan_relocatable_relocs): Likewise.
10237 * i386.cc (Scan::local): Check for ordinary symbols.
10238 * sparc.cc (Scan::local): Likewise.
10239 * x86_64.cc (Scan::local): Likewise.
10240 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10241 to symbol_section_and_value.
10242 * testsuite/many_sections_test.cc: New file.
10243 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10244 (check_PROGRAMS): Add many_sections_test.
10245 (many_sections_test_SOURCES): Define.
10246 (many_sections_test_DEPENDENCIES): Define.
10247 (many_sections_test_LDFLAGS): Define.
10248 (BUILT_SOURCES): Add many_sections_define.h.
10249 (many_sections_define.h): New target.
10250 (BUILT_SOURCES): Add many_sections_check.h.
10251 (many_sections_check.h): New target.
10252 (check_PROGRAMS): Add many_sections_r_test.
10253 (many_sections_r_test_SOURCES): Define.
10254 (many_sections_r_test_DEPENDENCIES): Define.
10255 (many_sections_r_test_LDFLAGS): Define.
10256 (many_sections_r_test_LDADD): Define.
10257 (many_sections_r_test.o): New target.
10258 * testsuite/Makefile.in: Rebuild.
10260 2008-04-17 Cary Coutant <ccoutant@google.com>
10262 * errors.cc (Errors::info): New function.
10263 (gold_info): New function.
10264 * errors.h (Errors::info): New function.
10265 * gold.h (gold_info): New function.
10266 * object.cc (Input_objects::add_object): Print trace output.
10267 * options.cc (options::parse_set): New function.
10268 (General_options::parse_wrap): Deleted.
10269 (General_options::General_options): Deleted initializer.
10270 * options.h (options::String_set): New typedef.
10271 (options::parse_set): New function.
10272 (DEFINE_set): New macro.
10273 (General_options::wrap): Changed to use DEFINE_set. Changed
10274 callers of any_wrap_symbols and is_wrap_symbol.
10275 (General_options::trace, General_options::trace_symbol):
10277 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10278 (General_options::wrap_symbols_): Deleted.
10279 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10281 2008-04-17 David S. Miller <davem@davemloft.net>
10283 * options.cc (General_options::parse_V): New function.
10284 * options.h: Add entries for -V and -Qy.
10286 2008-04-17 Ian Lance Taylor <iant@google.com>
10288 * common.cc (Symbol_table::allocate_commons): Remove options
10289 parameter. Change caller.
10290 (Symbol_table::do_allocate_commons): Remove options parameter.
10291 Change caller. Just call do_allocate_commons_list twice.
10292 (Symbol_table::do_allocate_commons_list): New function, broken out
10293 of do_allocate_commons.
10294 * common.h (class Allocate_commons_task): Remove options_ field.
10295 Update constructor.
10296 * symtab.cc (Symbol_table::Symbol_table): Initialize
10298 (Symbol_table::add_from_object): Put TLS common symbols on
10300 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10301 which are IN_OUTPUT_DATA.
10302 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10303 allocate_commons and do_allocate_commons declarations. Declare
10304 do_allocate_commons_list.
10305 * gold.cc (queue_middle_tasks): Update creation of
10306 Allocate_commons_task to not pass options.
10307 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10308 (TLS_TEST_C_FLAGS): New variable.
10309 (tls_test_c_pic.o): New target.
10310 (tls_test_shared.so): Link in tls_test_c_pic.o.
10311 (tls_test_c_pic_ie.o): New target.
10312 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10313 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10314 (tls_test_c.o): New target.
10315 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10316 (tls_pic_test_LDADD): Likewise.
10317 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10318 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10319 (tls_test_c_gnu2.o): New target.
10320 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10322 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10323 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10324 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10325 * testsuite/tls_test.cc: Include "config.h".
10326 (t_last): Call t11_last.
10327 * testsuite/tls_test.h (t11, t11_last): Declare.
10328 * testsuite/tls_test_c.c: New file.
10329 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10330 * configure.ac: Check for OpenMP support.
10331 * configure, config.in, Makefile.in: Rebuild.
10332 * testsuite/Makefile.in: Rebuild.
10334 2008-04-16 Cary Coutant <ccoutant@google.com>
10336 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10337 (Target_i386::tls_base_symbol_defined_): New field.
10338 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10339 (Target_i386::Scan::global): Likewise.
10340 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10341 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10342 (Target_x86_64::tls_base_symbol_defined_): New field.
10343 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10344 (Target_x86_64::Scan::global): Likewise.
10346 2008-04-16 Cary Coutant <ccoutant@google.com>
10348 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10349 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10350 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10351 building shared libraries.
10352 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10353 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10354 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10355 * testsuite/Makefile.in: Rebuild.
10356 * testsuite/weak_undef.h: New file.
10357 * testsuite/weak_undef_file1.cc: Add extra test cases.
10358 * testsuite/weak_undef_file2.cc: Likewise.
10359 * testsuite/weak_undef_test.cc: Likewise.
10361 2008-04-16 David S. Miller <davem@davemloft.net>
10363 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10364 Add issued_non_pic_error_ field. Declare check_non_pic.
10365 (Target_sparc::Scan::check_non_pic): New function.
10366 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10367 (Target_sparc::Scan::global): Likewise.
10369 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10370 * configure: Rebuild.
10372 * options.h (DEFINE_enable): New macro.
10373 (new_dtags): New enable option.
10374 (initfirst, interpose, loadfltr, nodefaultlib,
10375 nodelete, nodlopen, nodump): New -z options.
10376 * layout.cc (Layout:finish_dynamic_section): If new
10377 dtags enabled, emit DT_RUNPATH. Also, emit a
10378 DT_FLAGS_1 containing any specified -z flags.
10380 2008-04-16 Ian Lance Taylor <iant@google.com>
10382 * copy-relocs.cc: New file.
10383 * copy-relocs.h: New file.
10384 * reloc.cc: Remove Copy_relocs code.
10385 * reloc.h: Likewise.
10386 * reloc-types.h (struct Reloc_types) [both versions]: Add
10387 get_reloc_addend_noerror.
10388 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10389 variants of add_global which take an addend which must be zero.
10390 * i386.cc: Include "copy-relocs.h".
10391 (class Target_i386): Change type of copy_relocs_ to variable,
10392 update initializer.
10393 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10394 Change all callers.
10395 (Target_i386::do_finalize_sections): Change handling of
10397 * sparc.cc: Include "copy-relocs.h".
10398 (class Target_sparc): Change type of copy_relocs_ to variable,
10399 update initializer.
10400 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10401 Change all callers.
10402 (Target_sparc::do_finalize_sections): Change handling of
10404 * x86_64.cc: Include "copy-relocs.h".
10405 (class Target_x86_64): Change type of copy_relocs_ to variable,
10406 update initializer.
10407 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10408 class. Change all callers.
10409 (Target_x86_64::do_finalize_sections): Change handling of
10411 * Makefile.am (CCFILES): Add copy-relocs.cc.
10412 (HFILES): Add copy-relocs.h.
10414 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10416 * testsuite/script_test_4.sh: Permit leading zeroes.
10418 2008-04-15 Ian Lance Taylor <iant@google.com>
10420 * script-sections.cc (Script_sections::create_segments): Use
10421 header_size_adjustment even when there is enough room for the
10423 * testsuite/script_test_4.sh: New file.
10424 * testsuite/script_test_4.t: New file.
10425 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10426 (check_DATA): Add script_test_4.stdout.
10427 (MOSTLYCLEANFILES): Likewise.
10428 (script_test_4): New target.
10429 (script_test_4.stdout): New target.
10430 * testsuite/Makefile.in: Rebuild.
10432 * sparc.cc: Add definitions for Output_data_plt_sparc class
10435 2008-04-14 David S. Miller <davem@davemloft.net>
10437 * sparc.cc: New file.
10438 * Makefile.am (TARGETSOURCES): Add sparc.cc
10439 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10440 * configure.tgt: Document targ_extra_size and
10441 targ_extra_big_endian. Add entries for sparc-* and
10443 * configure.ac: Handle targ_extra_size and
10444 targ_extra_big_endian.
10445 * Makefile.in: Rebuild.
10446 * configure: Likewise.
10447 * po/POTFILES.in: Likewise.
10448 * po/gold.pot: Likewise.
10450 2008-04-14 Ian Lance Taylor <iant@google.com>
10452 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10453 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10454 in the name/type/flags to section mapping. Don't call
10455 allocate_output_section.
10456 (Layout::choose_output_section): Change parameter from adjust_name
10457 to is_input_section. Don't permit input sections after sections
10458 are attached to segments. Don't call allocate_output_section.
10459 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10460 not write_enable_output_section.
10461 (Layout::make_output_section): Don't push to
10462 unattached_section_list_ nor call attach_to_segment. Call
10463 attach_section_to_segment if sections are attached.
10464 (Layout::attach_sections_to_segments): New function.
10465 (Layout::attach_section_to_segment): New function.
10466 (Layout::attach_allocated_section_to_segment): Rename from
10467 attach_to_segment. Remove flags parameter.
10468 (Layout::allocate_output_section): Remove function.
10469 (Layout::write_enable_output_section): Remove function.
10470 * layout.h (class Layout): Update for above changes. Add new
10471 field sections_are_attached_.
10472 * output.h (Output_section::update_flags_for_input_section): New
10474 * output.cc (Output_section::add_input_section): Call
10475 update_flags_for_input_section.
10476 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10478 2008-04-11 Cary Coutant <ccoutant@google.com>
10480 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10481 thought unnecessary.
10482 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10484 2008-04-11 Ian Lance Taylor <iant@google.com>
10486 * output.h (class Output_section_data): Remove inline definition
10488 * output.cc (Output_section_data::set_addralign): New function.
10490 2008-04-11 Cary Coutant <ccoutant@google.com>
10492 Add support for TLS descriptors for i386 and x86_64.
10493 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10494 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10495 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10497 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10498 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10499 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10501 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10502 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10503 Fix problem with initial-exec relocations.
10504 (Target_i386::Relocate::relocate_tls): Likewise.
10505 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10507 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10508 support for section-plus-offset dynamic table entries.
10509 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10510 (Output_data_dynamic::Dynamic_entry): Add support for
10511 section-plus-offset dynamic table entries.
10512 (Output_data_dynamic::Classification): Likewise.
10513 (Output_data_dynamic::classification_): Renamed offset_.
10514 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10515 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10516 (Target_x86_64::make_plt_section): New function.
10517 (Target_x86_64::reserve_tlsdesc_entries): New function.
10518 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10519 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10520 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10521 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10522 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10523 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10524 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10525 add extra PLT entry for TLS descriptors.
10526 (Output_data_plt_x86_64::got_): New field.
10527 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10528 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10530 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10532 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10533 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10534 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10535 R_386_TLS_DESC_CALL relocations.
10536 (Target_x86_64::Scan::global): Likewise.
10537 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10538 for TLS descriptors.
10539 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10540 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10541 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10542 GD-to-IE relaxation.
10543 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10544 and TLS_DESCRIPTORS.
10545 * Makefile.in: Rebuild.
10546 * configure: Rebuild.
10547 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10548 (tls_test_shared2.so): New target.
10549 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10550 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10551 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10552 (tls_shared_gd_to_ie_test_LDADD): New variable.
10553 (tls_shared_gnu2_gd_to_ie_test): New target.
10554 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10556 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10557 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10558 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10559 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10560 (tls_shared_gnu2_test): New target.
10561 (tls_test_gnu2_shared.so): New target.
10562 (tls_shared_gnu2_test_SOURCES): New variable.
10563 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10564 (tls_shared_gnu2_test_LDFLAGS): New variable.
10565 (tls_shared_gnu2_test_LDADD): New variable.
10566 * testsuite/Makefile.in: Rebuild.
10567 * testsuite/Makefile.
10569 2008-04-11 Ian Lance Taylor <iant@google.com>
10571 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10573 * testsuite/Makefile.in: Rebuild.
10575 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10577 * testsuite/script_test_2.cc (main): Adjust test.
10579 2008-04-11 David S. Miller <davem@davemloft.net>
10580 Ian Lance Taylor <iant@google.com>
10582 * options.h (General_options): Add entries for '-Y' and
10584 * options.cc (General_options:finalize): If -Y was used, add those
10585 entries to the library path instead of the default "/lib" and
10588 2008-04-11 David S. Miller <davem@davemloft.net>
10590 * testsuite/justsyms.t: Start at 0x100.
10591 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10592 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10594 * testsuite/script_test_2.cc: Adjust string and section length
10597 2008-04-09 Ian Lance Taylor <iant@google.com>
10600 * script-sections.cc (Sections_element::allocate_to_segment): Add
10602 (Output_section_definition::allocate_to_segment): Likewise.
10603 (Orphan_output_section::allocate_to_segment): Likewise.
10604 (Script_sections::attach_sections_using_phdrs_clause): Don't
10605 propagate non-PT_LOAD segments to orphan sections.
10606 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10607 readelf rather than objdump.
10608 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10609 .interp section and PT_INTERP segment are the same size.
10610 * testsuite/Makefile.in: Rebuild.
10612 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10613 aliases for symbols defined in the same object.
10614 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10615 (weak_alias_test_SOURCES): New variable.
10616 (weak_alias_test_DEPENDENCIES): New variable.
10617 (weak_alias_test_LDFLAGS): New variable.
10618 (weak_alias_test_LDADD): New variable.
10619 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10620 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10621 (weak_alias_test_3.o): New target.
10622 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10623 * testsuite/weak_alias_test_main.cc: New file.
10624 * testsuite/weak_alias_test_1.cc: New file.
10625 * testsuite/weak_alias_test_2.cc: New file.
10626 * testsuite/weak_alias_test_3.cc: New file.
10628 2008-04-08 Ian Lance Taylor <iant@google.com>
10630 * options.h (class General_options): Add --noinhibit-exec option.
10631 * main.cc (main): Check --noinhibit-exec.
10633 * options.h (class General_options): Define --wrap as a special
10634 option. Add wrap_symbols_ field.
10635 (General_options::any_wrap_symbols): New function.
10636 (General_options::is_wrap_symbol): New function.
10637 * options.cc (General_options::parse_wrap): New function.
10638 (General_options::General_options): Initialize wrap_symbols_.
10639 * symtab.cc (Symbol_table::wrap_symbol): New function.
10640 (Symbol_table::add_from_object): Handle --wrap.
10641 * symtab.h (class Symbol_table): Declare wrap_symbol.
10642 * target.h (Target::wrap_char): New function.
10643 (Target::Target_info): Add wrap_char field.
10644 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10645 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10646 * testsuite/testfile.cc (Target_test::test_target_info):
10649 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10652 * layout.h (class Layout): Add added_eh_frame_data_ field.
10653 * layout.cc (Layout::Layout): Initialize new field.
10654 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10655 output section until we find a section we merged successfully.
10656 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10657 that the size be non-zero.
10659 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10662 2008-04-08 Craig Silverstein <csilvers@google.com>
10664 * configure.ac: Export new conditional variable HAVE_ZLIB.
10665 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10667 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10668 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10670 2008-04-07 Ian Lance Taylor <iant@google.com>
10672 * version.cc (version_string): Set to "1.5".
10674 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10675 Add issued_non_pic_error_ field. Declare check_non_pic.
10676 (Target_x86_64::Scan::check_non_pic): New function.
10677 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10678 (Target_x86_64::Scan::global): Likewise.
10680 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10681 addend parameter. Change caller. Handle merge sections.
10682 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10683 Address to Addend. Don't add in the result of
10684 local_section_offset, pass down the addend and use the returned
10686 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10687 Update declarations of local_section_offset and symbol_value.
10688 * testsuite/two_file_test_1.cc (t18): New function.
10689 * testsuite/two_file_test_2.cc (f18): New function.
10690 * testsuite/two_file_test_main.cc (main): Call t18.
10691 * testsuite/two_file_test.h (t18, f18): Declare.
10693 * configure.ac: Don't test for objdump, c++filt, or readelf.
10694 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10696 (TEST_READELF): New variable.
10697 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10698 (check_PROGRAMS): Add two_file_strip_test.
10699 (two_file_strip_test): New target.
10700 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10701 (two_file_same_shared_strip_test_SOURCES): New variable.
10702 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10703 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10704 (two_file_same_shared_strip_test_LDADD): New variable.
10705 (two_file_shared_strip.so): New target.
10706 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10707 (ver_test_5.syms, ver_test_7.syms): Likewise.
10708 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10709 (strip_test_3.stdout): Use TEST_OBJDUMP.
10710 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10712 2008-04-04 Cary Coutant <ccoutant@google.com>
10714 * symtab.h (Symbol::is_weak_undefined): New function.
10715 (Symbol::is_strong_undefined): New function.
10716 (Symbol::is_absolute): New function.
10717 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10718 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10720 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10721 (weak_undef_test): New target.
10722 * testsuite/Makefile.in: Rebuild.
10723 * testsuite/weak_undef_file1.cc: New file.
10724 * testsuite/weak_undef_file2.cc: New file.
10725 * testsuite/weak_undef_test.cc: New file.
10727 2008-04-03 Craig Silverstein <csilvers@google.com>
10729 * compressed_output.h (class Output_compressed_section): Use
10731 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10733 (zlib_compressed_suffix): Removed.
10734 (Output_compressed_section::set_final_data_size): Use unsigned
10736 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10737 Fix linker invocation.
10738 (flagstest_o_specialfile_and_compress_debug_sections):
10740 * testsuite/Makefile.in: Regenerated.
10742 2008-04-02 David S. Miller <davem@davemloft.net>
10744 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10745 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10747 2008-04-02 Craig Silverstein <csilvers@google.com>
10751 2008-04-02 Ian Lance Taylor <iant@google.com>
10753 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10754 parameters. Update for new key type to views_. Change all
10756 (File_read::read): Adjust for byteshift in returned view.
10757 (File_read::add_view): New function, broken out of
10758 find_and_make_view.
10759 (File_read::make_view): New function, broken out of
10760 find_and_make_view.
10761 (File_read::find_or_make_view): Add offset and aligned
10762 parameters. Rewrite accordingly. Change all callers.
10763 (File_read::get_view): Add offset and aligned parameters. Adjust
10764 for byteshift in return value.
10765 (File_read::get_lasting_view): Likewise.
10766 * fileread.h (class File_read): Update declarations.
10767 (class File_read::View): Add byteshift_ field. Add byteshift to
10768 constructor. Add byteshift method.
10769 * archive.h (Archive::clear_uncached_views): New function.
10770 (Archive::get_view): Add aligned parameter. Change all callers.
10771 * object.h (Object::get_view): Add aligned parameter. Change all
10773 (Object::get_lasting_view): Likewise.
10775 * fileread.cc (File_read::release): Don't call clear_views if
10776 there are multiple objects.
10777 * fileread.h (File_read::clear_uncached_views): New function.
10778 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10781 2008-03-31 Cary Coutant <ccoutant@google.com>
10783 Add thin archive support.
10784 * archive.cc (Archive::armagt): New const.
10785 (Archive::setup): Remove task parameter and calls to unlock.
10786 (Archive::unlock_nested_archives): New function.
10787 (Archive::read_header): Add nested_off parameter. Change
10789 (Archive::interpret_header): Likewise.
10790 (Archive::include_all_members): Change to handle thin
10792 (Archive::include_member): Likewise.
10793 * archive.h (Archive::Archive): Add new parameters and
10795 (Archive::armagt): New const.
10796 (Archive::setup): Remove task parameter.
10797 (Archive::unlock_nested_archives): New function.
10798 (Archive::read_header): Add nested_off parameter.
10799 (Archive::interpret_header): Likewise.
10800 (Archive::Nested_archive_table): New typedef.
10801 (Archive::is_thin_archive_): New field.
10802 (Archive::nested_archives_): New field.
10803 (Archive::options_): New field.
10804 (Archive::dirpath_): New field.
10805 (Archive::task_): New field.
10806 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10807 for thin archives. Pass additional parameters to
10808 Archive::Archive. Unlock the archive file after calling
10811 2008-03-29 Ian Lance Taylor <iant@google.com>
10813 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10814 version symbol to be local.
10815 * testsuite/ver_test_4.sh: New file.
10816 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10817 (check_DATA): Add ver_test_4.syms.
10818 (ver_test_4.syms): New target.
10819 * testsuite/Makefile.in: Rebuild.
10822 (Output_section::Input_section_sort_entry::has_priority): New
10824 (Output_section::Input_section_sort_entry::match_file_name): New
10826 (Output_section::Input_section_sort_entry::match_section_name):
10828 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10830 (Output_section::Input_section_sort_entry::match_section_file):
10832 (Output_section::Input_section_sort_compare::operator()): Rewrite
10833 using new Input_section_sort_entry functions. Sort crtbegin and
10834 crtend first. Sort sections with no priority before sections with
10836 * testsuite/initpri1.c (d3): Check j != 4.
10837 (cd5): New constructor/destructor function.
10838 (main): Check j != 2.
10840 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10841 new symbol when resolving, don't call set_is_default.
10842 * testsuite/ver_test_7.cc: New file.
10843 * testsuite/ver_test_7.sh: New file.
10844 * testsuite/Makefile.am (ver_test_7.so): New target.
10845 (ver_test_7.o): New target.
10846 (check_SCRIPTS): Add ver_test_7.sh.
10847 (check_DATA): Add ver_test_7.syms.
10848 (ver_test_7.syms): New target.
10850 2008-03-28 Ian Lance Taylor <iant@google.com>
10852 * layout.cc (Layout::layout): If we see an input section with a
10853 name that needs sorting, set the must_sort flag for the output
10855 (Layout::make_output_section): If the name of the output section
10856 indicates that it might require sorting, set the may_sort flag.
10857 * output.h (Output_section::may_sort_attached_input_sections): New
10859 (Output_section::set_may_sort_attached_input_sections): New
10861 (Output_section::must_sort_attached_input_sections): New
10863 (Output_section::set_must_sort_attached_input_sections): New
10865 (class Output_section): Declare Input_section_sort_entry. Define
10866 Input_section_sort_compare. Declare
10867 sort_attached_input_sections. Add new fields:
10868 may_sort_attached_input_sections_,
10869 must_sort_attached_input_sections_,
10870 attached_input_sections_are_sorted_.
10871 * output.cc (Output_section::Output_section): Initialize new
10873 (Output_section::add_input_section): Add an entry to
10874 input_sections_ if may_sort or must_sort are true.
10875 (Output_section::set_final_data_size): Call
10876 sort_attached_input_sections if necessary.
10877 (Output_section::Input_section_sort_entry): Define new class.
10878 (Output_section::Input_section_sort_compare::operator()): New
10880 (Output_section::sort_attached_input_sections): New function.
10881 * configure.ac: Check whether the compiler supports constructor
10882 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10883 * testsuite/initpri1.c: New file.
10884 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10885 CONSTRUCTOR_PRIORITY.
10886 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10887 (initpri1_LDFLAGS): New variable.
10888 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10890 2008-03-27 Ian Lance Taylor <iant@google.com>
10892 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10893 * testsuite/common_test_1.c: New file.
10894 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10895 (common_test_1_SOURCES): New variable.
10896 (common_test_1_DEPENDENCIES): New variable.
10897 (common_test_1_LDFLAGS): New variable.
10899 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10900 and commons_ correctly when NAME/VERSION does not override
10902 * testsuite/ver_test_6.c: New file.
10903 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10904 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10905 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10907 2008-03-26 Ian Lance Taylor <iant@google.com>
10909 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10910 of an undefined symbol from a version script.
10911 * testsuite/Makefile.am (ver_test_5.so): New target.
10912 (ver_test_5.o): New target.
10913 (check_SCRIPTS): Add ver_test_5.sh.
10914 (check_DATA): Add ver_test_5.syms.
10915 (ver_test_5.syms): New target.
10916 * testsuite/ver_test_5.cc: New file.
10917 * testsuite/ver_test_5.script: New file.
10918 * testsuite/ver_test_5.sh: New file.
10919 * Makefile.in, testsuite/Makefile.in: Rebuild.
10922 Fix problems building gold with gcc 4.3.0.
10923 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10924 (gold_error_at_location, gold_warning_at_location): Use it.
10925 * configure.ac: Check whether we can compile and use a template
10926 function with a printf attribute.
10927 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10928 when jumping over bytes.
10929 * object.cc: Instantiate Object::read_section_data.
10930 * debug.h: Include <cstring>
10931 * dwarf_reader.cc: Include <algorithm>
10932 * main.cc: Include <cstring>.
10933 * options.cc: Include <cstring>.
10934 * output.cc: Include <cstring>.
10935 * script.cc: Include <cstring>.
10936 * script.h: Include <string>.
10937 * symtab.cc: Include <cstring> and <algorithm>.
10938 * target-select.cc: Include <cstring>.
10939 * version.cc: Include <string>.
10940 * testsuite/testmain.cc: Include <cstdlib>.
10941 * configure, config.in: Rebuild.
10943 2008-03-25 Ian Lance Taylor <iant@google.com>
10945 * options.cc: Include "../bfd/bfdver.h".
10946 (options::help): Print bug reporting address.
10948 * version.cc (print_version): Adjust output for current value of
10949 BFD_VERSION_STRING.
10953 * options.cc (options::help): Print list of supported targets.
10954 * target-select.h: Include <vector>.
10955 (class Target_selector): Make machine_, size_, and is_big_endian_
10956 fields const. Add bfd_name_ and instantiated_target_ fields.
10957 (Target_selector::Target_selector): Add bfd_name parameter.
10958 (Target_selector::recognize): Make non-virtual, call
10960 (Target_selector::recognize_by_name): Make non-virtual, call
10961 do_recognize_by_name.
10962 (Target_selector::supported_names): New function.
10963 (Target_selector::bfd_name): New function.
10964 (Target_selector::do_instantiate_target): New pure virtual
10966 (Target_selector::do_recognize): New virtual function.
10967 (Target_selector::do_recognize_by_name): New virtual function.
10968 (Target_selector::instantiate_target): New private function.
10969 (supported_target_names): Declare.
10970 * target-select.cc (Target_selector::Target_selector): Update for
10971 new parameter and fields.
10972 (select_target_by_name): Check that the name matches before
10973 calling recognize_by_name.
10974 (supported_target_names): New function.
10975 * i386.cc (class Target_selector_i386): Update Target_selector
10976 constructor call. Remove recognize and recognize_by_name. Add
10977 do_instantiate_target.
10978 * x86_64.cc (class Target_selector_x86_64): Likewise.
10979 * testsuite/testfile.cc (class Target_selector_test): Update for
10980 changes to Target_selector.
10982 * README: Rewrite, with some notes on unsupported features.
10984 2008-03-24 Cary Coutant <ccoutant@google.com>
10986 * i386.cc (Target_i386::Got_type): New enum declaration.
10987 (Target_i386::Scan::local): Updated callers of Output_data_got
10989 (Target_i386::Scan::global): Likewise.
10990 (Target_i386::Relocate::relocate): Likewise.
10991 (Target_i386::Relocate::relocate_tls): Likewise.
10992 * object.h (Got_offset_list): New class.
10993 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10994 (Sized_relobj::local_got_offset): Likewise.
10995 (Sized_relobj::set_local_got_offset): Likewise.
10996 (Sized_relobj::local_has_tls_got_offset): Removed.
10997 (Sized_relobj::local_tls_got_offset): Removed.
10998 (Sized_relobj::set_local_tls_got_offset): Removed.
10999 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11000 * output.cc (Output_data_got::add_global): Added got_type parameter.
11001 (Output_data_got::add_global_with_rel): Likewise.
11002 (Output_data_got::add_global_with_rela): Likewise.
11003 (Output_data_got::add_global_pair_with_rel): New function.
11004 (Output_data_got::add_global_pair_with_rela): New function.
11005 (Output_data_got::add_local): Added got_type parameter.
11006 (Output_data_got::add_local_with_rel): Likewise.
11007 (Output_data_got::add_local_with_rela): Likewise.
11008 (Output_data_got::add_local_pair_with_rel): New function.
11009 (Output_data_got::add_local_pair_with_rela): New function.
11010 (Output_data_got::add_global_tls): Removed.
11011 (Output_data_got::add_global_tls_with_rel): Removed.
11012 (Output_data_got::add_global_tls_with_rela): Removed.
11013 (Output_data_got::add_local_tls): Removed.
11014 (Output_data_got::add_local_tls_with_rel): Removed.
11015 (Output_data_got::add_local_tls_with_rela): Removed.
11016 * output.h (Output_data_got::add_global): Added got_type parameter.
11017 (Output_data_got::add_global_with_rel): Likewise.
11018 (Output_data_got::add_global_with_rela): Likewise.
11019 (Output_data_got::add_global_pair_with_rel): New function.
11020 (Output_data_got::add_global_pair_with_rela): New function.
11021 (Output_data_got::add_local): Added got_type parameter.
11022 (Output_data_got::add_local_with_rel): Likewise.
11023 (Output_data_got::add_local_with_rela): Likewise.
11024 (Output_data_got::add_local_pair_with_rel): New function.
11025 (Output_data_got::add_local_pair_with_rela): New function.
11026 (Output_data_got::add_global_tls): Removed.
11027 (Output_data_got::add_global_tls_with_rel): Removed.
11028 (Output_data_got::add_global_tls_with_rela): Removed.
11029 (Output_data_got::add_local_tls): Removed.
11030 (Output_data_got::add_local_tls_with_rel): Removed.
11031 (Output_data_got::add_local_tls_with_rela): Removed.
11032 * resolve.cc (Symbol::override_base_with_special): Removed
11033 reference to has_got_offset_ field.
11034 * symtab.cc (Symbol::init_fields): Replaced initialization
11035 of got_offset_ with got_offsets_. Removed initialization
11037 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11038 (Symbol::got_offset): Likewise.
11039 (Symbol::set_got_offset): Likewise.
11040 (Symbol::has_tls_got_offset): Removed.
11041 (Symbol::tls_got_offset): Removed.
11042 (Symbol::set_tls_got_offset): Removed.
11043 (Symbol::got_offset_): Removed.
11044 (Symbol::tls_mod_got_offset_): Removed.
11045 (Symbol::tls_pair_got_offset_): Removed.
11046 (Symbol::got_offsets_): New field.
11047 (Symbol::has_got_offset): Removed.
11048 (Symbol::has_tls_mod_got_offset): Removed.
11049 (Symbol::has_tls_pair_got_offset): Removed.
11050 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11051 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11053 (Target_x86_64::Scan::global): Likewise.
11054 (Target_x86_64::Relocate::relocate): Likewise.
11055 (Target_x86_64::Relocate::relocate_tls): Likewise.
11057 2008-03-25 Ben Elliston <bje@au.ibm.com>
11059 * yyscript.y: Fix spelling error in comment.
11061 2008-03-24 Ian Lance Taylor <iant@google.com>
11063 * options.h (class General_options): Define build_id option.
11064 * layout.h (class Layout): Declare write_build_id, create_note,
11065 create_build_id. Add build_id_note_ member.
11066 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11067 "libiberty.h", "md5.h", "sha1.h".
11068 (Layout::Layout): Initialize eh_frame_data_,
11069 eh_frame_hdr_section_, and build_id_note_.
11070 (Layout::finalize): Call create_build_id.
11071 (Layout::create_note): New function, broken out of
11072 Layout::create_gold_note.
11073 (Layout::create_gold_note): Call create_note.
11074 (Layout::create_build_id): New function.
11075 (Layout::write_build_id): New function.
11076 (Close_task_runner::run): Call write_build_id.
11078 * x86_64.cc: Correct license to GPLv3.
11080 2008-03-23 Ian Lance Taylor <iant@google.com>
11082 * options.cc: Include "demangle.h".
11083 (parse_optional_string): New function.
11084 (parse_long_option): Handle takes_optional_argument.
11085 (parse_short_option): Update dash_z initializer. Handle
11086 takes_optional_argument.
11087 (General_options::General_options): Initialize do_demangle_.
11088 (General_options::finalize): Set do_demangle_. Handle demangling
11090 * options.h (parse_optional_string): Declare.
11091 (struct One_option): Add optional_arg field. Update constructor.
11092 Update call constructor calls. Add takes_optional_argument
11094 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11095 (DEFINE_optional_string): Define.
11096 (General_options::demangle): Change from DEFINE_bool to
11097 DEFINE_optional_string.
11098 (General_options::no_demangle): New function.
11099 (General_options::do_demangle): New function.
11100 (General_options::set_do_demangle): New function.
11101 (General_options::execstack_status_): Move definition to end of
11103 (General_options::static_): Likewise.
11104 (General_options::do_demangle_): New field.
11105 * object.cc (big_endian>::get_symbol_location_info): Call
11106 Options::do_demangle, not Options::demangle.
11107 * symtab.cc (demangle): Likewise.
11109 2008-03-22 Ian Lance Taylor <iant@google.com>
11111 * gold.h: Include <cstddef> and <sys/types.h>
11112 * options.h: Include <cstring>.
11114 2008-03-21 Ian Lance Taylor <iant@google.com>
11116 * Added source code to GNU binutils.
projects / binutils-gdb.git / blob