1 2011-06-17 Ian Lance Taylor <iant@google.com>
4 * layout.h (class Layout): Add interp_segment_ field.
5 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
6 (Layout::attach_allocated_section_to_segment): If making shared
7 library, put .interp section in PT_INTERP segment.
8 (Layout::finalize): Also call create_interp if -dynamic-linker
10 (Layout::create_interp): Assert that there is no PT_INTERP
11 segment. If not using a SECTIONS clause, use make_output_section.
12 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
14 (Script_sections::create_note_and_tls_segments): If making shared
15 library, put .interp section in PT_INTERP segment.
17 2011-06-17 Ian Lance Taylor <iant@google.com>
19 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
20 when making a shared library.
22 2011-06-17 Ian Lance Taylor <iant@google.com>
24 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
25 parameter. Change all callers. Don't issue warning about PC32
26 against locally defined symbol.
28 2011-06-16 Ian Lance Taylor <iant@google.com>
30 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
31 occurs in same object.
33 2011-06-14 Alan Modra <amodra@gmail.com>
35 * po/POTFILES.in: Regenerate.
37 2011-06-09 Ian Lance Taylor <iant@google.com>
40 (Orphan_output_section::set_section_addresses): For a relocatable
41 link set address to 0.
43 2011-06-09 Cary Coutant <ccoutant@google.com>
46 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
47 used with --compress-debug-sections.
48 * gold/object.cc (Sized_relobj_file::do_layout): Report
49 uncompressed size of compressed input sections.
51 2011-06-08 Cary Coutant <ccoutant@google.com>
54 * testsuite/two_file_test_2_v1.cc: Change initialization of
55 v2 to keep it in .data.
57 2011-06-07 Cary Coutant <ccoutant@google.com>
59 * common.cc (Symbol_table::do_allocate_commons_list): Call
61 * errors.cc (Errors::fatal): Adjust call to gold_exit.
62 (Errors::fallback): New function.
63 (gold_fallback): New function.
64 * errors.h (Errors::fallback): New function.
65 * gold.cc (gold_exit): Change status parameter to enum; adjust
67 (queue_initial_tasks): Call gold_fallback.
68 * gold.h: Include cstdlib.
69 (Exit_status): New enum type.
70 (gold_exit): Change status parameter to enum.
71 (gold_fallback): New function.
72 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
73 (Layout::create_symtab_sections): Likewise.
74 (Layout::create_shdrs): Likewise.
75 * main.cc (main): Adjust call to gold_exit.
76 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
77 (Output_data_got::add_got_entry_pair): Likewise.
78 (Output_section::add_input_section): Likewise.
79 (Output_section::add_output_section_data): Likewise.
80 (Output_segment::set_section_list_addresses): Likewise.
81 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
83 2011-06-07 Cary Coutant <ccoutant@google.com>
85 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
86 for incremental links.
87 * output.cc (Output_segment::set_section_list_addresses): Remove
88 FIXME and test for TLS or BSS.
90 2011-06-07 Cary Coutant <ccoutant@google.com>
92 * testsuite/Makefile.am: Add incremental_copy_test,
93 incremental_common_test_1.
94 * testsuite/Makefile.in: Regenerate.
95 * testsuite/common_test_1_v1.c: New source file.
96 * testsuite/common_test_1_v2.c: New source file.
97 * testsuite/copy_test_v1.cc: New source file.
99 2011-06-07 Cary Coutant <ccoutant@google.com>
101 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
102 update, allocate common from bss section's free list.
103 * incremental-dump.cc (dump_incremental_inputs): Print flag for
104 linker-defined symbols.
105 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
106 Skip GOT and PLT entries that are no longer referenced.
107 (Output_section_incremental_inputs::write_info_blocks): Mark
108 linker-defined symbols.
109 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
110 * output.cc (Output_section::allocate): New function.
111 * output.h (Output_section::allocate): New function.
112 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
113 linker-defined symbols.
114 (Symbol::override_base_with_special): Copy is_predefined_ flag.
115 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
116 (Symbol::init_base_output_data): Likewise.
117 (Symbol::init_base_output_segment): Likewise.
118 (Symbol::init_base_constant): Likewise.
119 (Sized_symbol::init_output_data): Likewise.
120 (Sized_symbol::init_output_segment): Likewise.
121 (Sized_symbol::init_constant): Likewise.
122 (Symbol_table::do_define_in_output_data): Likewise.
123 (Symbol_table::do_define_in_output_segment): Likewise.
124 (Symbol_table::do_define_as_constant): Likewise.
125 * symtab.h (Symbol::is_predefined): New function.
126 (Symbol::init_base_output_data): Add is_predefined parameter.
127 (Symbol::init_base_output_segment): Likewise.
128 (Symbol::init_base_constant): Likewise.
129 (Symbol::is_predefined_): New data member.
130 (Sized_symbol::init_output_data): Add is_predefined parameter.
131 (Sized_symbol::init_output_segment): Likewise.
132 (Sized_symbol::init_constant): Likewise.
133 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
135 2011-06-07 Cary Coutant <ccoutant@google.com>
137 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
138 instead of emit_copy_reloc.
139 (Copy_relocs::emit_copy_reloc): Refactor.
140 (Copy_relocs::make_copy_reloc): New function.
141 (Copy_relocs::add_copy_reloc): Remove.
142 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
144 (Copy_relocs::make_copy_reloc): New function.
145 (Copy_relocs::add_copy_reloc): Remove.
146 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
147 unchanged input files.
148 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
149 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
150 Reserve BSS space for COPY relocations.
151 (Sized_incremental_binary::do_emit_copy_relocs): New function.
152 (Output_section_incremental_inputs::write_info_blocks): Record
153 whether a symbol is copied from a shared object.
154 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
155 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
156 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
157 (Incremental_input_entry_reader::get_output_symbol_index): Add
159 (Incremental_binary::emit_copy_relocs): New function.
160 (Incremental_binary::do_emit_copy_relocs): New function.
161 (Sized_incremental_binary::Sized_incremental_binary): Initialize
163 (Sized_incremental_binary::add_copy_reloc): New function.
164 (Sized_incremental_binary::do_emit_copy_relocs): New function.
165 (Sized_incremental_binary::Copy_reloc): New struct.
166 (Sized_incremental_binary::Copy_relocs): New typedef.
167 (Sized_incremental_binary::copy_relocs_): New data member.
168 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
169 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
170 * target.h (Sized_target::emit_copy_reloc): New function.
171 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
173 2011-06-02 Cary Coutant <ccoutant@google.com>
176 * gold/archive.cc (Archive::Archive): Initialize new data member.
177 (Archive::include_all_members): Return if archive has already been
179 * gold/archive.h (Archive::include_all_members_): New data member.
181 2011-06-02 Nick Clifton <nickc@redhat.com>
183 * dynobj.h: Fix spelling mistake in comment.
184 * output.cc: Likewise.
186 2011-05-31 Doug Kwan <dougkwan@google.com>
190 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
191 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
192 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
193 redundant arm_exidx_test.so.
194 * testsuite/Makefile.in: Regenerate.
195 (check_SCRIPTS): Add pr12826.sh
196 (check_DATA): Add pr12826.stdout
197 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
198 * testsuite/pr12826.sh: New file.
199 * testsuite/pr12826_1.s: Ditto.
200 * testsuite/pr12826_1.s: Ditto.
202 2011-05-30 Ian Lance Taylor <iant@google.com>
204 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
207 2011-05-29 Ian Lance Taylor <iant@google.com>
210 * testsuite/Makefile.am: Use different file name for two_file_test
211 temporary file for each incremental test.
212 * testsuite/Makefile.in: Rebuild.
214 2011-05-29 Ian Lance Taylor <iant@google.com>
216 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
217 binary input file is empty.
219 2011-05-27 Ian Lance Taylor <iant@google.com>
221 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
222 (ver_test_9.so): Likewise.
223 * testsuite/Makefile.in: Rebuild.
225 2011-05-26 Cary Coutant <ccoutant@google.com>
227 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
228 * incremental.cc (Incremental_inputs::report_input_section): Fix
229 comment, indentation.
230 (Incremental_inputs::report_comdat_group): New function.
231 (Output_section_incremental_inputs::set_final_data_size): Adjust size
232 of data for incremental input file entry.
233 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
234 group count, COMDAT group signatures.
235 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
236 an unchanged input file.
237 * incremental.h (Incremental_object_entry::Incremental_object_entry):
238 Initialize new data member.
239 (Incremental_object_entry::add_comdat_group): New function.
240 (Incremental_object_entry::get_comdat_group_count): New function.
241 (Incremental_object_entry::get_comdat_signature_key): New function.
242 (Incremental_object_entry::groups_): New data member.
243 (Incremental_inputs::report_comdat_group): New function.
244 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
245 data for incremental input file entry.
246 (Incremental_input_entry_reader::get_comdat_group_count): New function.
247 (Incremental_input_entry_reader::get_input_section): Adjust size of
248 data for incremental input file entry.
249 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
250 (Incremental_input_entry_reader::get_comdat_group_signature): New
252 * object.cc (Sized_relobj::include_section_group): Report kept
253 COMDAT groups for incremental links.
255 2011-05-24 David Meyer <pdox@google.com>
257 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
258 with name parameter. Add found_name parameter.
259 * fileread.cc (Input_file::find_file): Adjust code accordingly.
260 * dirsearch.h (class Dirsearch): Update declaration.
262 2011-05-24 Ian Lance Taylor <iant@google.com>
264 * archive.cc (Library_base::should_include_member): Pull in object
265 from archive if it defines the entry symbol.
266 * parameters.cc (Parameters::entry): New function.
267 * parameters.h (class Parameters): Declare entry.
268 * output.h (class Output_file_header): Remove entry_ field.
269 * output.cc (Output_file_header::Output_file_header): Remove entry
270 parameter. Change all callers.
271 (Output_file_header::entry): Use parameters->entry.
272 * gold.cc (queue_middle_tasks): Likewise.
273 * plugin.cc (Plugin_hook::run): Likewise.
275 2011-05-24 Cary Coutant <ccoutant@google.com>
277 * gold.cc (queue_initial_tasks): Pass incremental base filename
278 to Output_file::open_base_file; don't print error message.
279 * incremental-dump.cc (main): Adjust call to
280 Output_file::open_for_modification.
281 * incremental-dump.cc (main): Likewise.
282 * incremental.cc (Incremental_inputs::report_command_line):
283 Ignore --incremental-base option when comparing command lines.
284 Ignore parameter when given as separate argument.
285 * options.h (class General_options): Add --incremental-base.
286 * output.cc (Output_file::Output_file):
287 (Output_file::open_base_file): Add base_name and writable parameters;
288 read base file into new file; print error message here.
289 (Output_file::map_no_anonymous): Add writable parameter; adjust all
291 * output.h (Output_file::open_for_modification): Rename to...
292 (Output_file::open_base_file): ...this; add base_name and
293 writable parameters; adjust all callers.
294 (Output_file::map_no_anonymous): Add writable parameter; adjust all
296 * testsuite/Makefile.am (incremental_test_4): Test
298 * testsuite/Makefile.in: Regenerate.
300 2011-05-24 Cary Coutant <ccoutant@google.com>
302 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
304 * testsuite/Makefile.in: Regenerate.
305 * testsuite/two_file_test_1_v1.cc: New test source file.
306 * testsuite/two_file_test_1b_v1.cc: New test source file.
307 * testsuite/two_file_test_2_v1.cc: New test source file.
309 2011-05-24 Cary Coutant <ccoutant@google.com>
311 * dynobj.h (Dynobj::do_dynobj): New function.
312 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
313 flag and soname for shared objects.
314 * incremental.cc (Incremental_inputs::report_object): Make
315 either Incremental_object_entry or Incremental_dynobj_entry; add
316 soname to string table.
317 (Incremental_inputs::report_input_section): Add assertion.
318 (Output_section_incremental_inputs::set_final_data_size): Adjust
319 type of input file entry for shared libraries; adjust size of
320 shared library info entry.
321 (Output_section_incremental_inputs::write_input_files): Write
322 as_needed flag for shared libraries.
323 (Output_section_incremental_inputs::write_info_blocks): Adjust type
324 of input file entry for shared libraries; write soname.
325 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
326 soname from incremental info.
327 * incremental.h (enum Incremental_input_flags): Add
328 INCREMENTAL_INPUT_AS_NEEDED.
329 (Incremental_input_entry::Incremental_input_entry): Initialize new
331 (Incremental_input_entry::set_as_needed): New function.
332 (Incremental_input_entry::as_needed): New function.
333 (Incremental_input_entry::do_dynobj_entry): New function.
334 (Incremental_input_entry::as_needed_): New data member.
335 (Incremental_object_entry::Incremental_object_entry): Don't check
337 (Incremental_object_entry::do_type): Likewise.
338 (class Incremental_dynobj_entry): New class.
339 (Incremental_input_entry_reader::as_needed): New function.
340 (Incremental_input_entry_reader::get_soname): New function.
341 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
342 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
343 size of shared library info entry.
344 * layout.cc (Layout::finish_dynamic_section): Don't test for
345 incremental link when adding DT_NEEDED entries.
346 * object.h (Object::Object): Initialize new data member.
347 (Object::dynobj): New function.
348 (Object::set_as_needed): New function.
349 (Object::as_needed): New function.
350 (Object::do_dynobj): New function.
351 (Object::as_needed_): New data member.
353 2011-05-24 Cary Coutant <ccoutant@google.com>
355 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
356 info; adjust display of GOT entries.
357 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
358 vector of input objects; remove file_status_.
359 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
360 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
361 got_plt reader; call target hooks to reserve GOT entries.
362 (Output_section_incremental_inputs::set_final_data_size): Adjust size
363 of input file info header and GOT info entry.
364 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
366 (Got_plt_view_info::got_descriptor): Remove.
367 (Got_plt_view_info::sym_index): New data member.
368 (Got_plt_view_info::input_index): New data member.
369 (Local_got_offset_visitor::visit): Write input file index.
370 (Global_got_offset_visitor::visit): Write 0 for input file index.
371 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
372 with sym_index and input_index.
373 (Output_section_incremental_inputs::write_got_plt): Adjust size of
374 incremental info GOT entry; replace got_descriptor with input_index.
375 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
376 map from input file index to object.
377 (Sized_relobj_incr::do_layout): Replace direct data member reference
378 with accessor function.
379 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
380 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
381 Adjust size of input file info header.
382 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
383 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
384 (Incremental_input_entry_reader::get_input_section): Adjust size of
385 input file info header.
386 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
387 of incremental info GOT entry.
388 (Incremental_got_plt_reader::get_got_desc): Remove.
389 (Incremental_got_plt_reader::get_got_symndx): New function.
390 (Incremental_got_plt_reader::get_got_input_index): New function.
391 (Sized_incremental_binary::Sized_incremental_binary): Remove
392 file_status_; add input_objects_.
393 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
394 (Sized_incremental_binary::set_file_is_unchanged): Remove.
395 (Sized_incremental_binary::file_is_unchanged): Remove.
396 (Sized_incremental_binary::set_input_object): New function.
397 (Sized_incremental_binary::input_object): New function.
398 (Sized_incremental_binary::file_status_): Remove.
399 (Sized_incremental_binary::input_objects_): New data member.
400 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
402 (Sized_relobj_incr::invalid_address): Move to base class.
403 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
405 (Sized_relobj_incr::do_output_section_offset): Likewise.
406 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
407 (Sized_relobj_incr::section_offsets_): Likewise.
408 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
410 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
411 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
412 with accessor function.
413 (Sized_relobj_file::do_layout): Likewise.
414 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
415 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
416 (Sized_relobj_file::compute_final_local_value): Replace refs to
417 section_offsets_ with accessor function.
418 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
419 * object.h (Relobj::Relobj): Initialize new data members.
420 (Relobj::add_dyn_reloc): New function.
421 (Relobj::first_dyn_reloc): New function.
422 (Relobj::dyn_reloc_count): New function.
423 (Relobj::first_dyn_reloc_): New data member.
424 (Relobj::dyn_reloc_count_): New data member.
425 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
427 (Sized_relobj::Address): New typedef.
428 (Sized_relobj::invalid_address): Move here from child class.
429 (Sized_relobj::Sized_relobj): Initialize new data members.
430 (Sized_relobj::sized_relobj): New function.
431 (Sized_relobj::is_output_section_offset_invalid): Move here from
433 (Sized_relobj::get_output_section_offset): Likewise.
434 (Sized_relobj::local_has_got_offset): Likewise.
435 (Sized_relobj::local_got_offset): Likewise.
436 (Sized_relobj::set_local_got_offset): Likewise.
437 (Sized_relobj::do_for_all_local_got_entries): Likewise.
438 (Sized_relobj::clear_got_offsets): New function.
439 (Sized_relobj::section_offsets): Move here from child class.
440 (Sized_relobj::do_output_section_offset): Likewise.
441 (Sized_relobj::do_set_section_offset): Likewise.
442 (Sized_relobj::Local_got_offsets): Likewise.
443 (Sized_relobj::local_got_offsets_): Likewise.
444 (Sized_relobj::section_offsets_): Likewise.
445 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
447 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
449 (Sized_relobj_file::sized_relobj): New function
450 (Sized_relobj_file::local_has_got_offset): Move to base class.
451 (Sized_relobj_file::local_got_offset): Likewise.
452 (Sized_relobj_file::set_local_got_offset): Likewise.
453 (Sized_relobj_file::get_output_section_offset): Likewise.
454 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
455 (Sized_relobj_file::do_output_section_offset): Likewise.
456 (Sized_relobj_file::do_set_section_offset): Likewise.
457 (Sized_relobj_file::Local_got_offsets): Likewise.
458 (Sized_relobj_file::local_got_offsets_): Likewise.
459 (Sized_relobj_file::section_offsets_): Likewise.
460 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
462 (set_needs_dynsym_index): Convert relobj to derived class pointer.
463 (Output_reloc::get_symbol_index): Likewise.
464 (Output_reloc::local_section_offset): Likewise.
465 (Output_reloc::get_address): Likewise.
466 (Output_reloc::symbol_value): Likewise.
467 (Output_data_got::reserve_slot): Move to class definition.
468 (Output_data_got::reserve_local): New function.
469 (Output_data_got::reserve_slot_for_global): Remove.
470 (Output_data_got::reserve_global): New function.
471 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
472 (all constructors, two instantiations).
473 (Output_reloc::get_relobj): New function (two instantiations).
474 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
475 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
476 (Output_data_reloc::add_global): Adjust type of relobj.
477 (Output_data_reloc::add_global_relative): Likewise.
478 (Output_data_reloc::add_symbolless_global_addend): Likewise.
479 (Output_data_reloc::add_local): Likewise.
480 (Output_data_reloc::add_local_relative): Likewise.
481 (Output_data_reloc::add_symbolless_local_addend): Likewise.
482 (Output_data_reloc::add_local_section): Likewise.
483 (Output_data_reloc::add_output_section): Likewise.
484 (Output_data_reloc::add_absolute): Likewise.
485 (Output_data_reloc::add_target_specific): Likewise.
486 (Output_data_got::reserve_slot): Move definition here.
487 (Output_data_got::reserve_local): New function.
488 (Output_data_got::reserve_global): New function.
489 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
490 section_offsets_ with accessor function.
491 (Sized_relobj_file::write_sections): Likewise.
492 (Sized_relobj_file::do_relocate_sections): Likewise.
493 * target.h (Sized_target::reserve_local_got_entry): New function.
494 (Sized_target::reserve_global_got_entry): New function.
495 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
496 (Target_x86_64::reserve_global_got_entry): New function.
497 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
499 2011-05-23 Cary Coutant <ccoutant@google.com>
501 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
502 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
503 bit when checking got_type.
504 * incremental.cc (Sized_incremental_binary::setup_readers):
505 Store symbol table and string table locations; initialize bit vector
506 of file status flags.
507 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
509 (Sized_incremental_binary::do_process_got_plt): New function.
510 (Sized_incremental_binary::get_symtab_view): Use stored locations.
511 (Output_section_incremental_inputs::set_final_data_size): Record
512 file index for each input file.
513 (Output_section_incremental_inputs::write_got_plt): Store file index
514 instead of input entry offset for each GOT entry.
516 (Incremental_input_entry::Incremental_input_entry): Initialize new
518 (Incremental_input_entry::set_offset): Store file index.
519 (Incremental_input_entry::get_file_index): New function.
520 (Incremental_input_entry::file_index_): New data member.
521 (Incremental_binary::process_got_plt): New function.
522 (Incremental_binary::do_process_got_plt): New function.
523 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
525 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
526 (Sized_incremental_binary::set_file_is_unchanged): New function.
527 (Sized_incremental_binary::file_is_unchanged): New function.
528 (Sized_incremental_binary::do_process_got_plt): New function.
529 (Sized_incremental_binary::file_status_): New data member.
530 (Sized_incremental_binary::main_symtab_loc_): New data member.
531 (Sized_incremental_binary::main_strtab_loc_): New data member.
532 * output.cc (Output_data_got::Got_entry::write): Add case
534 (Output_data_got::add_global): Call add_got_entry.
535 (Output_data_got::add_global_plt): Likewise.
536 (Output_data_got::add_global_with_rel): Likewise.
537 (Output_data_got::add_global_with_rela): Likewise.
538 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
539 (Output_data_got::add_global_pair_with_rela): Likewise.
540 (Output_data_got::add_local): Call add_got_entry.
541 (Output_data_got::add_local_plt): Likewise.
542 (Output_data_got::add_local_with_rel): Likewise.
543 (Output_data_got::add_local_with_rela): Likewise.
544 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
545 (Output_data_got::add_local_pair_with_rela): Likewise.
546 (Output_data_got::reserve_slot): New function.
547 (Output_data_got::reserve_slot_for_global): New function.
548 (Output_data_got::add_got_entry): New function.
549 (Output_data_got::add_got_entry_pair): New function.
550 (Output_section::add_output_section_data): Edit FIXME.
552 (Output_section_data_build::Output_section_data_build): New
553 constructor with size parameter.
554 (Output_data_space::Output_data_space): Likewise.
555 (Output_data_got::Output_data_got): Initialize new data member; new
556 constructor with size parameter.
557 (Output_data_got::add_constant): Call add_got_entry.
558 (Output_data_got::reserve_slot): New function.
559 (Output_data_got::reserve_slot_for_global): New function.
560 (class Output_data_got::Got_entry): Add RESERVED_CODE.
561 (Output_data_got::add_got_entry): New function.
562 (Output_data_got::add_got_entry_pair): New function.
563 (Output_data_got::free_list_): New data member.
564 * target.h (Sized_target::init_got_plt_for_update): New function.
565 (Sized_target::register_global_plt_entry): New function.
566 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
567 Initialize new data member; call init; add constructor with PLT count.
568 (Output_data_plt_x86_64::init): New function.
569 (Output_data_plt_x86_64::add_relocation): New function.
570 (Output_data_plt_x86_64::reserve_slot): New function.
571 (Output_data_plt_x86_64::free_list_): New data member.
572 (Target_x86_64::init_got_plt_for_update): New function.
573 (Target_x86_64::register_global_plt_entry): New function.
574 (Output_data_plt_x86_64::add_entry): Allocate from free list for
576 (Output_data_plt_x86_64::add_relocation): New function.
577 * testsuite/object_unittest.cc (Object_test): Set default options.
579 2011-05-16 Ian Lance Taylor <iant@google.com>
581 * options.h (class General_options): Make -i a synonym for -r.
583 2011-05-16 Ian Lance Taylor <iant@google.com>
585 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
587 2011-05-10 Cary Coutant <ccoutant@google.com>
589 * object.cc (Sized_relobj::do_count_local_symbols): Check for
592 2011-05-06 Ian Lance Taylor <iant@google.com>
594 * layout.cc (Layout::layout): If the output section flags change,
597 2011-04-25 Cary Coutant <ccoutant@google.com>
599 * incremental-dump.cc (dump_incremental_inputs): Print local
600 symbol info for each input file.
602 (Output_section_incremental_inputs::set_final_data_size): Add local
603 symbol info to input file entries in incremental info.
604 (Output_section_incremental_inputs::write_info_blocks): Likewise.
605 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
606 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
607 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
609 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
610 (Sized_incr_relobj::do_relocate): Write the local symbols.
611 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
612 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
613 Adjust size of input file header.
614 (Incremental_inputs_reader::get_local_symbol_offset): New function.
615 (Incremental_inputs_reader::get_local_symbol_count): New function.
616 (Incremental_inputs_reader::get_input_section): Adjust size of input
618 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
619 (Sized_incr_relobj::This): New typedef.
620 (Sized_incr_relobj::sym_size): New const data member.
621 (Sized_incr_relobj::Local_symbol): New struct.
622 (Sized_incr_relobj::do_output_local_symbol_count): New function.
623 (Sized_incr_relobj::do_local_symbol_offset): New function.
624 (Sized_incr_relobj::local_symbol_count_): New data member.
625 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
626 (Sized_incr_relobj::local_symbol_index_): New data member.
627 (Sized_incr_relobj::local_symbol_offset_): New data member.
628 (Sized_incr_relobj::local_dynsym_offset_): New data member.
629 (Sized_incr_relobj::local_symbols_): New data member.
630 * object.h (Relobj::output_local_symbol_count): New function.
631 (Relobj::local_symbol_offset): New function.
632 (Relobj::do_output_local_symbol_count): New function.
633 (Relobj::do_local_symbol_offset): New function.
634 (Sized_relobj::do_output_local_symbol_count): New function.
635 (Sized_relobj::do_local_symbol_offset): New function.
637 2011-04-22 Vladimir Simonov <sv@sw.ru>
639 * descriptors.cc (set_close_on_exec): New function.
640 (Descriptors::open): Use set_close_on_exec.
641 * output.cc (S_ISLNK): Define if not defined.
643 2011-04-22 Cary Coutant <ccoutant@google.com>
645 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
647 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
648 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
649 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
651 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
652 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
653 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
655 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
657 (Incremental_binary::apply_incremental_relocs): New function.
658 (Incremental_binary::do_apply_incremental_relocs): New function.
659 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
661 (Sized_incremental_binary::add_global_symbol): New function.
662 (Sized_incremental_binary::global_symbol): New function.
663 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
664 (Sized_incremental_binary::symbol_map_): New data member.
665 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
666 * target.h (Sized_target::apply_relocation): New function.
667 * target-reloc.h (apply_relocation): New function.
668 * x86_64.cc (Target_x86_64::apply_relocation): New function.
670 2011-04-22 Doug Kwan <dougkwan@google.com>
672 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
673 flag of a SHT_ARM_EXIDX section.
674 * testsuite/Makefile.am (arm_exidx_test): New test rules.
675 * testsuite/Makefile.in: Regenerate.
676 * testsuite/arm_exidx_test.s: New file.
677 * testsuite/arm_exidx_test.sh: Same.
679 2011-04-20 Cary Coutant <ccoutant@google.com>
682 * archive.h (Incremental_archive_entry::Archive_member):
683 Initialize arg_serial_ (second constructor).
685 2011-04-17 Ian Lance Taylor <iant@google.com>
687 * object.cc (Relocate_info::location): Simplify location string.
688 * errors.cc (Errors::error_at_location): Don't print program
690 (Errors::warning_at_location): Likewise.
691 (Errors::undefined_symbol): Likewise.
692 * testsuite/debug_msg.sh: Update accordingly.
694 2011-04-14 Cary Coutant <ccoutant@google.com>
696 * gold/layout.cc (Layout::symtab_section_offset): New function.
697 * gold/layout.h (Layout::symtab_section_offset): New function.
698 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
700 2011-04-12 Ian Lance Taylor <iant@google.com>
702 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
704 * output.h (class Output_file): Add map_is_allocated_ field.
705 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
706 not available, provide stubs. If mremap is not available, #define
708 (MREMAP_MAYMOVE): Define if not defined.
709 (Output_file::Output_file): Initialize map_is_allocated_.
710 (Output_file::resize): Check map_is_allocated_.
711 (Output_file::map_anonymous): If mmap fails, use malloc.
712 (Output_file::unmap): Don't do anything for an anonymous map.
713 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
714 is not available, provide stubs.
715 (File_read::View::~View): Use free rather than delete[].
716 (File_read::make_view): Use malloc rather than new[]. If mmap
718 (File_read::find_or_make_view): Use malloc rather than new[].
719 * gold.h: Remove HAVE_REMAP code.
720 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
721 exists. Rename mremap to gold_mremap. If mmap is not available
723 * configure, config.in: Rebuild.
725 2011-04-11 Ian Lance Taylor <iant@google.com>
727 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
728 initialize local variable v.
730 2011-04-11 Cary Coutant <ccoutant@google.com>
732 * archive.cc (Archive::include_member): Adjust call to
734 (Add_archive_symbols::run): Track argument serial numbers.
735 (Lib_group::include_member): Likewise.
736 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
737 * archive.h (Incremental_archive_entry::Archive_member):
738 Initialize arg_serial_.
739 (Archive_member::arg_serial_): New data member.
740 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
741 (Sized_dynobj::do_add_symbols): Track symbols when doing an
743 (Sized_dynobj::do_for_all_local_got_entries): New function.
744 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
746 * fileread.cc (get_mtime): New function.
747 * fileread.h (get_mtime): New function.
748 * gold.cc (queue_initial_tasks): Check for incremental update.
749 (process_incremental_input): New function.
750 (queue_middle_tasks): Don't force valid target for incremental
752 * incremental-dump.cc (find_input_containing_global): Adjust
753 size of symbol info entry.
754 (dump_incremental_inputs): Dump argument serial number and
755 in_system_directory flag; bias shndx by 1; print symbol names
756 when dumping per-file symbol lists; use new symbol info readers.
758 (Output_section_incremental_inputs:update_data_size): New function.
759 (Sized_incremental_binary::setup_readers): Setup input readers
760 for each input file; build maps for files added from libraries
762 (Sized_incremental_binary::check_input_args): New function.
763 (Sized_incremental_binary::do_check_inputs): Build map of argument
764 serial numbers to input arguments.
765 (Sized_incremental_binary::do_file_has_changed): Rename
766 do_file_is_unchanged to this; compare file modification times.
767 (Sized_incremental_binary::do_init_layout): New function.
768 (Sized_incremental_binary::do_reserve_layout): New function.
769 (Sized_incremental_binary::do_get_input_reader): Remove.
770 (Sized_incremental_binary::get_symtab_view): New function.
771 (Incremental_checker::can_incrementally_link_output_file): Remove.
772 (Incremental_inputs::report_command_line): Exclude --debug options.
773 (Incremental_inputs::report_archive_begin): Add parameter; track
774 argument serial numbers; don't put input file entry for archive
775 before archive members.
776 (Incremental_inputs::report_archive_end): Put input file entry
777 for archive after archive members.
778 (Incremental_inputs::report_object): Add parameter; track argument
779 serial numbers and in_system_directory flag.
780 (Incremental_inputs::report_script): Add parameter; track argument
782 (Output_section_incremental_inputs::set_final_data_size): Adjust
783 size of symbol info entry; check for forwarding symbols.
784 (Output_section_incremental_inputs::write_input_files): Write
785 in_system_directory flag and argument serial number.
786 (Output_section_incremental_inputs::write_info_blocks): Map section
787 indices between incremental info and original input file; store
788 input section index for each symbol.
789 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
790 change operator() to visit().
791 (class Global_got_offset_visitor): Likewise.
792 (class Global_symbol_visitor_got_plt):
793 (Output_section_incremental_inputs::write_got_plt): Use new visitor
795 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
796 (Sized_incr_relobj::do_read_symbols): New function.
797 (Sized_incr_relobj::do_layout): New function.
798 (Sized_incr_relobj::do_layout_deferred_sections): New function.
799 (Sized_incr_relobj::do_add_symbols): New function.
800 (Sized_incr_relobj::do_should_include_member): New function.
801 (Sized_incr_relobj::do_for_all_global_symbols): New function.
802 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
803 (Sized_incr_relobj::do_section_size): New function.
804 (Sized_incr_relobj::do_section_name): New function.
805 (Sized_incr_relobj::do_section_contents): New function.
806 (Sized_incr_relobj::do_section_flags): New function.
807 (Sized_incr_relobj::do_section_entsize): New function.
808 (Sized_incr_relobj::do_section_address): New function.
809 (Sized_incr_relobj::do_section_type): New function.
810 (Sized_incr_relobj::do_section_link): New function.
811 (Sized_incr_relobj::do_section_info): New function.
812 (Sized_incr_relobj::do_section_addralign): New function.
813 (Sized_incr_relobj::do_initialize_xindex): New function.
814 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
815 (Sized_incr_relobj::do_read_relocs): New function.
816 (Sized_incr_relobj::do_gc_process_relocs): New function.
817 (Sized_incr_relobj::do_scan_relocs): New function.
818 (Sized_incr_relobj::do_count_local_symbols): New function.
819 (Sized_incr_relobj::do_finalize_local_symbols): New function.
820 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
821 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
822 (Sized_incr_relobj::do_relocate): New function.
823 (Sized_incr_relobj::do_set_section_offset): New function.
824 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
825 (Sized_incr_dynobj::do_read_symbols): New function.
826 (Sized_incr_dynobj::do_layout): New function.
827 (Sized_incr_dynobj::do_add_symbols): New function.
828 (Sized_incr_dynobj::do_should_include_member): New function.
829 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
830 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
831 (Sized_incr_dynobj::do_section_size): New function.
832 (Sized_incr_dynobj::do_section_name): New function.
833 (Sized_incr_dynobj::do_section_contents): New function.
834 (Sized_incr_dynobj::do_section_flags): New function.
835 (Sized_incr_dynobj::do_section_entsize): New function.
836 (Sized_incr_dynobj::do_section_address): New function.
837 (Sized_incr_dynobj::do_section_type): New function.
838 (Sized_incr_dynobj::do_section_link): New function.
839 (Sized_incr_dynobj::do_section_info): New function.
840 (Sized_incr_dynobj::do_section_addralign): New function.
841 (Sized_incr_dynobj::do_initialize_xindex): New function.
842 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
843 (make_sized_incremental_object): New function.
844 (Incremental_library::copy_unused_symbols): New function.
845 (Incremental_library::do_for_all_unused_symbols): New function.
846 * incremental.h (enum Incremental_input_flags): New type.
847 (class Incremental_checker): Remove.
848 (Incremental_input_entry::Incremental_input_entry): Add argument
850 (Incremental_input_entry::arg_serial): New function.
851 (Incremental_input_entry::set_is_in_system_directory): New function.
852 (Incremental_input_entry::is_in_system_directory): New function.
853 (Incremental_input_entry::arg_serial_): New data member.
854 (Incremental_input_entry::is_in_system_directory_): New data member.
855 (class Script_info): Move here from script.h.
856 (Script_info::Script_info): Add filename parameter.
857 (Script_info::filename): New function.
858 (Script_info::filename_): New data member.
859 (Incremental_script_entry::Incremental_script_entry): Add argument
861 (Incremental_object_entry::Incremental_object_entry): Likewise.
862 (Incremental_object_entry::add_input_section): Build list of input
863 sections with map to original shndx.
864 (Incremental_object_entry::get_input_section_index): New function.
865 (Incremental_object_entry::shndx_): New data member.
866 (Incremental_object_entry::name_key_): Rename; adjust all refs.
867 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
868 (Incremental_archive_entry::Incremental_archive_entry): Add argument
870 (Incremental_inputs::report_archive_begin): Likewise.
871 (Incremental_inputs::report_object): Likewise.
872 (Incremental_inputs::report_script): Likewise.
873 (class Incremental_global_symbol_reader): New class.
874 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
875 and store flags and input file type.
876 (Incremental_input_entry_reader::arg_serial): New function.
877 (Incremental_input_entry_reader::type): Extract type from flags.
878 (Incremental_input_entry_reader::is_in_system_directory): New function.
879 (Incremental_input_entry_reader::get_input_section_count): Call
880 accessor function for type.
881 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
882 function for type; adjust size of global symbol entry.
883 (Incremental_input_entry_reader::get_global_symbol_count): Call
884 accessor function for type.
885 (Incremental_input_entry_reader::get_object_count): Likewise.
886 (Incremental_input_entry_reader::get_object_offset): Likewise.
887 (Incremental_input_entry_reader::get_member_count): Likewise.
888 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
889 (Incremental_input_entry_reader::get_member_offset): Likewise.
890 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
891 (Incremental_input_entry_reader::Global_symbol_info): Remove.
892 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
893 (Incremental_input_entry_reader::get_global_symbol_reader): New
895 (Incremental_input_entry_reader::get_output_symbol_index): New
897 (Incremental_input_entry_reader::type_): Remove.
898 (Incremental_input_entry_reader::flags_): New data member.
899 (Incremental_inputs_reader::input_file_offset): New function.
900 (Incremental_inputs_reader::input_file_index): New function.
901 (Incremental_inputs_reader::input_file): Call input_file_offset.
902 (Incremental_inputs_reader::input_file_at_offset): New function.
903 (Incremental_relocs_reader::get_r_type): Reformat.
904 (Incremental_relocs_reader::get_r_shndx): Reformat.
905 (Incremental_relocs_reader::get_r_offset): Reformat.
906 (Incremental_relocs_reader::data): New function.
907 (Incremental_binary::Incremental_binary): Initialize new data members.
908 (Incremental_binary::check_inputs): Add cmdline parameter.
909 (Incremental_binary::file_is_unchanged): Remove.
910 (Input_reader::arg_serial): New function.
911 (Input_reader::get_unused_symbol_count): New function.
912 (Input_reader::get_unused_symbol): New function.
913 (Input_reader::do_arg_serial): New function.
914 (Input_reader::do_get_unused_symbol_count): New function.
915 (Input_reader::do_get_unused_symbol): New function.
916 (Incremental_binary::input_file_count): New function.
917 (Incremental_binary::get_input_reader): Change signature to use
918 index instead of filename.
919 (Incremental_binary::file_has_changed): New function.
920 (Incremental_binary::get_input_argument): New function.
921 (Incremental_binary::get_library): New function.
922 (Incremental_binary::get_script_info): New function.
923 (Incremental_binary::init_layout): New function.
924 (Incremental_binary::reserve_layout): New function.
925 (Incremental_binary::output_file): New function.
926 (Incremental_binary::do_check_inputs): New function.
927 (Incremental_binary::do_file_is_unchanged): Remove.
928 (Incremental_binary::do_file_has_changed): New function.
929 (Incremental_binary::do_init_layout): New function.
930 (Incremental_binary::do_reserve_layout): New function.
931 (Incremental_binary::do_input_file_count): New function.
932 (Incremental_binary::do_get_input_reader): Change signature.
933 (Incremental_binary::input_args_map_): New data member.
934 (Incremental_binary::library_map_): New data member.
935 (Incremental_binary::script_map_): New data member.
936 (Sized_incremental_binary::Sized_incremental_binary): Initialize
938 (Sized_incremental_binary::output_section): New function.
939 (Sized_incremental_binary::inputs_reader): Add const.
940 (Sized_incremental_binary::symtab_reader): Add const.
941 (Sized_incremental_binary::relocs_reader): Add const.
942 (Sized_incremental_binary::got_plt_reader): Add const.
943 (Sized_incremental_binary::get_symtab_view): New function.
944 (Sized_incremental_binary::Inputs_reader): New typedef.
945 (Sized_incremental_binary::Input_entry_reader): New typedef.
946 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
947 (Sized_incremental_binary::do_file_is_unchanged): Remove.
948 (Sized_incremental_binary::do_file_has_changed): New function.
949 (Sized_incremental_binary::do_init_layout): New function.
950 (Sized_incremental_binary::do_reserve_layout): New function.
951 (Sized_input_reader::Inputs_reader): Remove.
952 (Sized_input_reader::Input_entry_reader): Remove.
953 (Sized_input_reader::do_arg_serial): New function.
954 (Sized_input_reader::do_get_unused_symbol_count): New function.
955 (Sized_input_reader::do_get_unused_symbol): New function.
956 (Sized_incremental_binary::do_input_file_count): New function.
957 (Sized_incremental_binary::do_get_input_reader): Change signature;
958 use index instead of filename.
959 (Sized_incremental_binary::section_map_): New data member.
960 (Sized_incremental_binary::input_entry_readers_): New data member.
961 (class Sized_incr_relobj): New class.
962 (class Sized_incr_dynobj): New class.
963 (make_sized_incremental_object): New function.
964 (class Incremental_library): New class.
965 * layout.cc (Free_list::num_lists): New static data member.
966 (Free_list::num_nodes): New static data member.
967 (Free_list::num_removes): New static data member.
968 (Free_list::num_remove_visits): New static data member.
969 (Free_list::num_allocates): New static data member.
970 (Free_list::num_allocate_visits): New static data member.
971 (Free_list::init): New function.
972 (Free_list::remove): New function.
973 (Free_list::allocate): New function.
974 (Free_list::dump): New function.
975 (Free_list::print_stats): New function.
976 (Layout_task_runner::run): Resize output file for incremental updates.
977 (Layout::Layout): Initialize new data members.
978 (Layout::set_incremental_base): New function.
979 (Layout::init_fixed_output_section): New function.
980 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
982 (Layout::create_gold_note): Do not create gold note section for
984 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
985 for incremental updates.
986 (Layout::set_section_offsets): For incremental updates, allocate space
988 (Layout::create_symtab_sections): Layout with offsets relative to
989 start of section; for incremental updates, allocate space from free
991 (Layout::create_shdrs): For incremental updates, allocate space from
993 (Layout::finish_dynamic_section): For incremental updates, do not
994 check --as-needed (fixed in subsequent patch).
995 * layout.h (class Free_list): New class.
996 (Layout::set_incremental_base): New function.
997 (Layout::incremental_base): New function.
998 (Layout::init_fixed_output_section): New function.
999 (Layout::allocate): New function.
1000 (Layout::incremental_base_): New data member.
1001 (Layout::free_list_): New data member.
1002 * main.cc (main): Print Free_list statistics.
1003 * object.cc (Relobj::finalize_incremental_relocs): Add
1004 clear_counts parameter; clear counts only when clear_counts is set.
1005 (Sized_relobj::Sized_relobj): Initialize new base class.
1006 (Sized_relobj::do_layout): Don't report special sections.
1007 (Sized_relobj::do_for_all_local_got_entries): New function.
1008 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1009 symtab_off to all symbol table offsets.
1010 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1011 * object.h (class Got_offset_list): Move to top of file.
1012 (Object::Object): Allow case where input_file == NULL.
1013 (Object::~Object): Likewise.
1014 (Object::input_file): Assert that input_file != NULL.
1015 (Object::lock): Allow case where input_file == NULL.
1016 (Object::unlock): Likewise.
1017 (Object::is_locked): Likewise.
1018 (Object::token): Likewise.
1019 (Object::release): Likewise.
1020 (Object::is_incremental): New function.
1021 (Object::get_mtime): New function.
1022 (Object::for_all_local_got_entries): New function.
1023 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1024 (Object::set_is_in_system_directory): New function.
1025 (Object::is_in_system_directory): New function.
1026 (Object::do_is_incremental): New function.
1027 (Object::do_get_mtime): New function.
1028 (Object::do_for_all_local_got_entries): New function.
1029 (Object::is_in_system_directory_): New data member.
1030 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1031 (class Sized_relobj_base): New class.
1032 (class Sized_relobj): Derive from Sized_relobj_base.
1033 (class Sized_relobj::Symbols): Redeclare from base class.
1034 (class Sized_relobj::local_got_offset_list): Remove.
1035 (class Sized_relobj::Output_sections): Redeclare from base class.
1036 (class Sized_relobj::do_for_all_local_got_entries): New function.
1037 (class Sized_relobj::write_local_symbols): Add offset parameter.
1038 (class Sized_relobj::local_symbol_offset_): Update comment.
1039 (class Sized_relobj::local_dynsym_offset_): Update comment.
1040 * options.cc (Input_arguments::add_file): Remove const.
1041 * options.h (Input_file_argument::Input_file_argument):
1042 Initialize arg_serial_ (all constructors).
1043 (Input_file_argument::set_arg_serial): New function.
1044 (Input_file_argument::arg_serial): New function.
1045 (Input_file_argument::arg_serial_): New data member.
1046 (Input_arguments::Input_arguments): Initialize file_count_.
1047 (Input_arguments::add_file): Remove const.
1048 (Input_arguments::number_of_input_files): New function.
1049 (Input_arguments::file_count_): New data member.
1050 (Command_line::number_of_input_files): Call
1051 Input_arguments::number_of_input_files.
1052 * output.cc (Output_segment_headers::Output_segment_headers):
1054 (Output_section::Input_section::current_data_size): New function.
1055 (Output_section::Output_section): Initialize new data members.
1056 (Output_section::add_input_section): Don't do merge sections for
1057 an incremental link; allocate space from free list for an
1059 (Output_section::add_output_section_data): Allocate space from
1060 free list for an incremental update.
1061 (Output_section::update_data_size): New function.
1062 (Output_section::set_fixed_layout): New function.
1063 (Output_section::reserve): New function.
1064 (Output_segment::set_section_addresses): Remove const.
1065 (Output_segment::set_section_list_addresses): Remove const; allocate
1066 space from free list for an incremental update.
1067 (Output_segment::set_offset): Adjust size of RELRO segment for an
1069 * output.h (Output_data::current_data_size): Move here from
1071 (Output_data::pre_finalize_data_size): New function.
1072 (Output_data::update_data_size): New function.
1073 (Output_section_headers::update_data_size): new function.
1074 (Output_section_data_build::current_data_size): Move to Output_data.
1075 (Output_data_strtab::update_data_size): New function.
1076 (Output_section::current_data_size): Move to Output_data.
1077 (Output_section::set_fixed_layout): New function.
1078 (Output_section::has_fixed_layout): New function.
1079 (Output_section::reserve): New function.
1080 (Output_section::update_data_size): New function.
1081 (Output_section::has_fixed_layout_): New data member.
1082 (Output_section::free_list_): New data member.
1083 (Output_segment::set_section_addresses): Remove const.
1084 (Output_segment::set_section_list_addresses): Remove const.
1085 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1087 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1089 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1090 parameter when calling Add_symbols constructor; store argument
1091 serial number for members of a lib group.
1092 (Add_symbols::locks): Allow case where token == NULL.
1093 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1094 (Read_member::~Read_member): New function.
1095 (Read_member::is_runnable): New function.
1096 (Read_member::locks): New function.
1097 (Read_member::run): New function.
1098 (Check_script::~Check_script): New function.
1099 (Check_script::is_runnable): New function.
1100 (Check_script::locks): New function.
1101 (Check_script::run): New function.
1102 (Check_library::~Check_library): New function.
1103 (Check_library::is_runnable): New function.
1104 (Check_library::locks): New function.
1105 (Check_library::run): New function.
1106 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1107 (Add_symbols::library_): New data member.
1108 (class Read_member): New class.
1109 (class Check_script): New class.
1110 (class Check_library): New class.
1111 * reloc.cc (Read_relocs::is_runnable): Allow case where
1113 (Read_relocs::locks): Likewise.
1114 (Scan_relocs::locks): Likewise.
1115 (Relocate_task::locks): Likewise.
1116 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1118 (Sized_relobj::incremental_relocs_scan): Fix comment.
1119 (Sized_relobj::do_relocate): Pass output file offset to
1120 write_local_symbols.
1121 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1122 from class declaration.
1123 * script.cc (read_input_script): Allocate Script_info; pass
1124 argument serial number to report_script.
1125 * script.h (class Script_info): Move to incremental.h.
1126 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1127 * symtab.h (Symbol_table::add_from_incrobj): New function.
1128 (Symbol_table::set_file_offset): New function.
1130 2011-04-05 Cary Coutant <ccoutant@google.com>
1132 * incremental-dump.cc (dump_incremental_inputs): Change signature
1133 to take a Sized_incremental_binary; change caller. Use readers
1134 in Sized_incremental_binary.
1136 (Sized_incremental_binary::find_incremental_inputs_sections):
1137 Rename do_find_incremental_inputs_sections to this.
1138 (Sized_incremental_binary::setup_readers): New function.
1139 (Sized_incremental_binary::do_check_inputs): Check
1140 has_incremental_info_ flag; move setup code to setup_readers;
1142 (Sized_incremental_binary::do_file_is_unchanged): New function.
1143 (Sized_incremental_binary::do_get_input_reader): New function.
1144 * incremental.h (class Incremental_binary): Move to end of file.
1145 (Incremental_binary::file_is_unchanged): New function.
1146 (Incremental_binary::do_file_is_unchanged): New function.
1147 (Incremental_binary::Input_reader): New class.
1148 (Incremental_binary::get_input_reader): New function.
1149 (class Sized_incremental_binary): Move to end of file.
1150 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1151 input section reader classes.
1152 (Sized_incremental_binary::has_incremental_info): New function.
1153 (Sized_incremental_binary::inputs_reader): New function.
1154 (Sized_incremental_binary::symtab_reader): New function.
1155 (Sized_incremental_binary::relocs_reader): New function.
1156 (Sized_incremental_binary::got_plt_reader): New function.
1157 (Sized_incremental_binary::do_file_is_unchanged): New function.
1158 (Sized_incremental_binary::Sized_input_reader): New class.
1159 (Sized_incremental_binary::get_input_reader): New function.
1160 (Sized_incremental_binary::find_incremental_inputs_sections):
1161 Rename do_find_incremental_inputs_sections to this.
1162 (Sized_incremental_binary::setup_readers): New function.
1163 (Sized_incremental_binary::has_incremental_info_): New data member.
1164 (Sized_incremental_binary::inputs_reader_): New data member.
1165 (Sized_incremental_binary::symtab_reader_): New data member.
1166 (Sized_incremental_binary::relocs_reader_): New data member.
1167 (Sized_incremental_binary::got_plt_reader_): New data member.
1168 (Sized_incremental_binary::current_input_file_): New data member.
1170 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1173 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1176 2011-03-30 Cary Coutant <ccoutant@google.com>
1178 * archive.cc (Archive::include_member): Adjust call to report_object.
1179 (Add_archive_symbols::run): Add script_info to call to
1180 report_archive_begin.
1181 (Lib_group::include_member): Adjust call to report_object.
1182 (Add_lib_group_symbols::run): Adjust call to report_object.
1183 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1184 blocks. Add object count for script input files.
1185 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1186 script_info parameter; change all callers.
1187 (Incremental_inputs::report_object): Add script_info parameter;
1189 (Incremental_inputs::report_script): Store backpointer to
1190 incremental info entry.
1191 (Output_section_incremental_inputs::set_final_data_size): Record
1192 additional information for scripts.
1193 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1194 * incremental.h (Incremental_script_entry::add_object): New function.
1195 (Incremental_script_entry::get_object_count): New function.
1196 (Incremental_script_entry::get_object): New function.
1197 (Incremental_script_entry::objects_): New data member; adjust
1199 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1200 (Incremental_inputs::report_object): Add script_info parameter.
1201 (Incremental_inputs_reader::get_object_count): New function.
1202 (Incremental_inputs_reader::get_object_offset): New function.
1203 * options.cc (Input_arguments::add_file): Return reference to
1205 * options.h (Input_argument::set_script_info): New function.
1206 (Input_argument::script_info): New function.
1207 (Input_argument::script_info_): New data member; adjust all
1209 (Input_file_group::add_file): Return reference to new input argument.
1210 (Input_file_lib::add_file): Likewise.
1211 (Input_arguments::add_file): Likewise.
1212 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1213 * script.cc (Parser_closure::Parser_closure): Add script_info
1214 parameter; adjust all callers.
1215 (Parser_closure::script_info): New function.
1216 (Parser_closure::script_info_): New data member.
1217 (read_input_script): Report scripts earlier to incremental info.
1218 (script_add_file): Set script_info in Input_argument.
1219 (script_add_library): Likewise.
1220 * script.h (Script_options::Script_info): Rewrite class.
1222 2011-03-29 Cary Coutant <ccoutant@google.com>
1224 * archive.cc (Library_base::should_include_member): Move
1225 method here from class Archive.
1226 (Archive::Archive): Initialize base class.
1227 (Archive::should_include_member): Move to base class.
1228 (Archive::do_for_all_unused_symbols): New function.
1229 (Add_archive_symbols::run): Remove redundant access to
1231 (Lib_group::Lib_group): Initialize base class.
1232 (Lib_group::do_filename): New function.
1233 (Lib_group::include_member): Pass pointer to Lib_group to
1235 (Lib_group::do_for_all_unused_symbols): New function.
1236 (Add_lib_group_symbols::run): Report archive information for
1238 * archive.h (class Library_base): New base class.
1239 (class Archive): Derive from Library_base.
1240 (Archive::filename): Move to base class.
1241 (Archive::set_incremental_info): Likewise.
1242 (Archive::incremental_info): Likewise.
1243 (Archive::Should_include): Likewise.
1244 (Archive::should_include_member): Likewise.
1245 (Archive::Armap_entry): Remove.
1246 (Archive::Unused_symbol_iterator): Remove.
1247 (Archive::unused_symbols_begin): Remove.
1248 (Archive::unused_symbols_end): Remove.
1249 (Archive::do_filename): New function.
1250 (Archive::do_get_mtime): New function.
1251 (Archive::do_for_all_unused_symbols): New function.
1252 (Archive::task_): Move to base class.
1253 (Archive::incremental_info_): Likewise.
1254 (class Lib_group): Derive from Library_base.
1255 (Lib_group::do_filename): New function.
1256 (Lib_group::do_get_mtime): New function.
1257 (Lib_group::do_for_all_unused_symbols): New function.
1258 (Lib_group::task_): Move to base class.
1259 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1261 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1263 * incremental.cc (Incremental_inputs::report_archive_begin):
1264 Use Library_base; call library's get_mtime; add incremental inputs
1265 entry before members.
1266 (class Unused_symbol_visitor): New class.
1267 (Incremental_inputs::report_archive_end): Use Library_base; use
1268 visitor class to record unused symbols; don't add incremental inputs
1269 entry after members.
1270 (Incremental_inputs::report_object): Use Library_base.
1272 (Incremental_archive_entry::Incremental_archive_entry): Remove
1273 unused Archive parameter.
1274 (Incremental_inputs::report_archive_begin): Use Library_base.
1275 (Incremental_inputs::report_archive_end): Likewise.
1276 (Incremental_inputs::report_object): Likewise.
1277 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1279 * object.h (Object::for_all_global_symbols): New function.
1280 (Object::do_for_all_global_symbols): New function.
1281 (Sized_relobj::do_for_all_global_symbols): New function.
1282 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1284 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1287 2011-03-27 Ian Lance Taylor <iant@google.com>
1289 * archive.cc (Archive::interpret_header): Return -1 if something
1290 goes wrong. Change callers accordingly.
1292 2011-03-25 Cary Coutant <ccoutant@google.com>
1294 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1295 * testsuite/Makefile.in: Regenerate.
1297 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1299 * plugin.cc (get_view): New.
1300 (Plugin::load): Pass get_view to the plugin.
1301 (Plugin_manager::get_view): New.
1303 2011-03-21 Ian Lance Taylor <iant@google.com>
1305 * testsuite/final_layout.sh: Rewrite to not use dc.
1306 * testsuite/relro_test.sh: Fail if dc is not present.
1308 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1310 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1312 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1313 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1315 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1316 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1318 2011-03-14 Ian Lance Taylor <iant@google.com>
1320 * script-sections.cc (Sort_output_sections::script_compare):
1321 Rename from is_before, change return type.
1322 (Sort_output_sections::operator()): Adjust accordingly.
1324 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1327 * testsuite/odr_violation2.cc: Add comment to make all error line
1328 numbers double digits.
1329 * testsuite/debug_msg.sh: Adjust expected errors.
1331 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1333 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1334 but mark earlier ones as non-canonical
1335 (offset_to_iterator): Update search target and example
1336 (do_addr2line): Return extra lines in a vector*
1337 (format_file_lineno): Extract from do_addr2line
1338 (one_addr2line): Add vector* out-param
1339 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1340 when a lineno entry appeared last for its instruction
1341 (Dwarf_line_info): Add vector* out-param
1342 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1343 * symtab.cc (Odr_violation_compare): Include the lineno in the
1345 (linenos_from_loc): New. Combine the canonical line for an
1346 address with its other lines.
1347 (True_if_intersect): New. Helper functor to make
1348 std::set_intersection a query.
1349 (detect_odr_violations): Compare sets of lines instead of just
1350 one line for each function. This became less deterministic, but
1351 has fewer false positives.
1352 * symtab.h: Declarations.
1353 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1354 mix an optimized and non-optimized object in the same binary
1355 (odr_violation2.so): Same.
1356 * testsuite/Makefile.in: Regenerate from Makefile.am.
1357 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1358 * testsuite/debug_msg.sh: Update line numbers and add
1360 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1361 non-optimized context.
1362 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1363 isn't inlined, and use OdrDerived in an optimized context.
1364 * testsuite/odr_header1.h: Defines OdrDerived, where
1365 optimization will change the
1366 first-instruction-in-the-destructor's file and line number.
1367 * testsuite/odr_header2.h: Defines OdrBase.
1369 2011-03-09 Ian Lance Taylor <iant@google.com>
1371 * fileread.cc (File_read::clear_views): Don't delete the whole
1374 2011-03-08 Ian Lance Taylor <iant@google.com>
1377 * fileread.cc: #include <climits>.
1378 (GOLD_IOV_MAX): Define.
1379 (File_read::read_multiple): Limit number of entries by iov_max.
1380 * fileread.h (class File_read): Always set max_readv_entries to
1383 2011-03-07 Ian Lance Taylor <iant@google.com>
1386 * options.h (class General_options): Add -dy and -dn.
1388 2011-03-02 Cary Coutant <ccoutant@google.com>
1390 * testsuite/script_test_9.t: Add TLS segment.
1392 2011-03-02 Simon Baldwin <simonb@google.com>
1394 * configure.ac: Add check for gnu_indirect_function support in
1395 the toolchain building binutils.
1396 * configure: Rebuild.
1398 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1400 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1401 plugin only symbols.
1402 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1403 in plugin files as not needed in the symbol table.
1405 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1407 * output.cc (Output_section::add_input_section): Delay fill
1408 generation for section ordering.
1410 2011-02-09 Ian Lance Taylor <iant@google.com>
1413 * object.h (class Sized_relobj): Remove clear_local_symbols.
1414 * reloc.cc (Sized_relobj::do_relocate): Don't call
1415 clear_local_symbols.
1417 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1419 * plugin.cc (is_visible_from_outside): Return true for symbols
1422 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1424 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1427 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1429 * icf.h (is_section_foldable_candidate): Change type of parameter
1431 * icf.cc (Icf::find_identical_sections): Change type of local variable
1432 section_name to be std::string.
1433 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1435 2011-01-25 Ian Lance Taylor <iant@google.com>
1437 * script.cc (script_add_extern): Rewrite to use
1438 add_symbol_reference.
1440 2011-01-25 Doug Kwan <dougkwan@google.com>
1442 * icf.cc (get_section_contents): Always lock section's object.
1444 2011-01-24 Ian Lance Taylor <iant@google.com>
1446 * options.h (class General_options): Accept
1447 --no-detect-odr-violations.
1449 2011-01-24 Ian Lance Taylor <iant@google.com>
1451 * version.cc (version_string): Bump to 1.11.
1453 2011-01-24 Ian Lance Taylor <iant@google.com>
1455 * plugin.cc (class Plugin_rescan): Define new class.
1456 (Plugin_manager::claim_file): Set any_claimed_.
1457 (Plugin_manager::save_archive): New function.
1458 (Plugin_manager::save_input_group): New function.
1459 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1461 (Plugin_manager::new_undefined_symbol): New function.
1462 (Plugin_manager::rescan): New function.
1463 (Plugin_manager::rescannable_defines): New function.
1464 (Plugin_manager::add_input_file): Set any_added_.
1465 * plugin.h (class Plugin_manager): define new fields rescannable_,
1466 undefined_symbols_, any_claimed_, and any_added_. Declare
1467 Plugin_rescan as friend. Declare new functions.
1468 (Plugin_manager::Rescannable): Define type.
1469 (Plugin_manager::Rescannable_list): Define type.
1470 (Plugin_manager::Undefined_symbol_list): Define type.
1471 (Plugin_manager::Plugin_manager): Initialize new fields.
1472 * archive.cc (Archive::defines_symbol): New function.
1473 (Add_archive_symbols::run): Pass archive to plugins if any.
1474 * archive.h (class Archive): Declare defines_symbol.
1475 * readsyms.cc (Input_group::~Input_group): New function.
1476 (Finish_group::run): Pass input_group to plugins if any.
1477 * readsyms.h (class Input_group): Declare destructor.
1478 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1481 2011-01-10 Ian Lance Taylor <iant@google.com>
1483 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1485 (Layout::set_segment_offsets): Reset increase_relro before calling
1486 set_section_addresses a second time.
1488 2011-01-04 Cary Coutant <ccoutant@google.com>
1490 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1491 sections before NOBITS sections.
1493 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1495 * version.cc (print_version): Update copyright to 2011.
1497 2010-12-23 Cary Coutant <ccoutant@google.com>
1499 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1500 of OS to this->add. Add OD parameter to second form of the function.
1502 2010-12-20 Ian Lance Taylor <iant@google.com>
1504 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1505 second of two consecutive entries with same offset.
1507 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1509 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1510 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1511 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1512 to avoid unneeded links against $(LDADD).
1513 * testsuite/Makefile.in: Regenerate.
1515 2010-12-15 Ian Lance Taylor <iant@google.com>
1518 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1519 for R_X86_64_32 and R_X86_64_PC32.
1520 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1521 ver_matching_def_pic.o.
1522 (ver_matching_def_pic.o): New target.
1524 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1526 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1527 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1528 Move definition before File_read::View member definitions.
1529 (File_read::View::~View): Initialize and hold lock before
1530 updating current_mapped_bytes.
1532 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1534 * dwarf_reader.cc: Remove outdated comment.
1535 * gold-threads.cc: Fix typo in error message.
1536 * archive.cc: Fix typos in comments.
1537 * archive.h: Likewise.
1538 * arm-reloc-property.cc: Likewise.
1539 * arm-reloc-property.h: Likewise.
1540 * arm-reloc.def: Likewise.
1542 * attributes.h: Likewise.
1543 * cref.cc: Likewise.
1544 * ehframe.cc: Likewise.
1545 * fileread.h: Likewise.
1547 * i386.cc: Likewise.
1549 * incremental.h: Likewise.
1550 * int_encoding.cc: Likewise.
1551 * layout.h: Likewise.
1552 * main.cc: Likewise.
1553 * merge.h: Likewise.
1554 * object.cc: Likewise.
1555 * object.h: Likewise.
1556 * options.cc: Likewise.
1557 * readsyms.cc: Likewise.
1558 * reduced_debug_output.cc: Likewise.
1559 * reloc.cc: Likewise.
1560 * script-sections.cc: Likewise.
1561 * sparc.cc: Likewise.
1562 * symtab.h: Likewise.
1563 * target-reloc.h: Likewise.
1564 * target.cc: Likewise.
1565 * target.h: Likewise.
1566 * timer.cc: Likewise.
1567 * timer.h: Likewise.
1568 * x86_64.cc: Likewise.
1570 2010-12-09 Cary Coutant <ccoutant@google.com>
1572 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1574 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1575 parameter; change all callers.
1576 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1577 * options.h (warn_execstack): New option.
1579 2010-12-07 Doug Kwan <dougkwan@google.com>
1581 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1582 like function call relocations.
1584 2010-12-07 Ian Lance Taylor <iant@google.com>
1586 * archive.cc (Archive::get_elf_object_for_member): Permit
1587 punconfigured to be NULL.
1588 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1589 (Archive::include_member): Pass NULL to get_elf_object_for_member
1590 if we searched for the archive and this is the first included
1593 2010-12-01 Ian Lance Taylor <iant@google.com>
1595 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1596 track_relocs_type_ field.
1597 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1598 Set track_relocs_type_.
1599 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1600 contents when using RELA relocs.
1601 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1603 * reloc.cc (Track_relocs::next_addend): New function.
1604 * reloc.h (class Track_relocs): Declare next_addend.
1606 2010-12-01 Ian Lance Taylor <iant@google.com>
1608 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1611 2010-12-01 Ian Lance Taylor <iant@google.com>
1613 * README: Update compilers known to work and fail.
1615 2010-11-23 Matthias Klose <doko@ubuntu.com>
1617 * configure.in: For --enable-gold, handle value `default' instead of
1618 `both*'. Always install ld as ld.bfd, install as ld if gold is
1620 * configure: Regenerate.
1622 2010-11-18 Doug Kwan <dougkwan@google.com>
1624 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1625 and right_alignment to be zero. Store result alignment only if it is
1626 greater than existing alignment.
1628 2010-11-16 Cary Coutant <ccoutant@google.com>
1631 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1632 Check for ".zdebug_line".
1634 2010-11-16 Doug Kwan <dougkwan@google.com>
1635 Cary Coutant <ccoutant@google.com>
1637 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1638 by reference; adjust all callers.
1639 * output.cc (Output_segment::set_section_addresses): Adjust references
1640 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1642 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1643 end at page boundary.
1645 2010-11-16 Cary Coutant <ccoutant@google.com>
1648 * layout.cc (Layout::choose_output_section): Transform names of
1649 compressed sections even when using a script with a SECTIONS clause.
1650 (Layout::output_section_name): Remove code to transform
1651 compressed debug section names.
1652 * output.cc (Output_section::add_input_section): Use uncompressed
1653 section size when tracking input sections.
1655 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1657 * symtab.h (Symbol::NON_PIC_REF): Remove.
1658 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1659 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1660 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1661 (Symbol::use_plt_offset): Take a flags argument and pass it
1662 directly to needs_dynamic_reloc. Restrict check for undefined
1663 weak symbols to function calls.
1664 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1665 (Target_arm::Scan::global): Use it.
1666 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1667 (Target_arm::Relocate::relocate): Likewise.
1668 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1669 parameter with an r_type parameter. Use get_reference_flags
1671 (Target_arm::Relocate::relocate): Update accordingly.
1672 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1673 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1674 (Target_i386::Scan::global): Likewise.
1675 (Target_i386::Relocate::relocate): Likewise.
1676 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1677 parameter with an r_type parameter. Use get_reference_flags
1679 (Target_i386::Relocate::relocate): Update accordingly.
1680 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1681 (Target_powerpc::Scan::global): Use it.
1682 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1683 (Target_powerpc::Relocate::relocate): Likewise.
1684 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1685 (Target_sparc::Scan::global): Use it.
1686 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1687 (Target_sparc::Relocate::relocate): Likewise.
1688 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1689 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1690 (Target_x86_64::Scan::global): Likewise.
1691 (Target_x86_64::Relocate::relocate): Likewise.
1693 2010-11-08 Doug Kwan <dougkwan@google.com>
1694 Cary Coutant <ccoutant@google.com>
1696 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1697 (Arm_exidx_merge_section::section_contents_): New data member.
1698 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1699 (Arm_input_section::~Arm_input_section): De-allocate memory.
1700 (Arm_input_section::original_contents_): New data member.
1701 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1702 in parameters instead of calling Object::section_contents without
1704 (Arm_output_section::group_section): New parameter TASK. Pass it
1705 to callees that need locking objects.
1706 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1707 to lock EXIDX input sections. Fix a formatting issue. Call
1708 Arm_exidx_merged_section::build_contents to create merged section
1710 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1711 to lock object of stub table owner.
1712 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1713 TEXT_SIZE to initialize data member TEXT_SIZE_.
1714 (Arm_exidx_input_section::addralign): Fix typo in comment.
1715 (Arm_exidx_input_section::text_size): New method.
1716 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1717 that require locking objects. Lock objects before scanning for stubs
1718 and updating local symbols.
1719 (Arm_input_section<big_endian>::init): Copy contents of original
1721 (Arm_input_section<big_endian>::do_write): Use saved contents of
1722 original input section instead of calling Object::section_contents
1724 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1725 size without calling Object::section_size().
1726 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1727 for size. Allocate a buffer for merged EXIDX entries.
1728 (Arm_exidx_merged_section::build_contents): New method.
1729 (Arm_exidx_merged_section::do_write): Move merge section contents
1730 building code to Arm_exidx_merged_section::build_contetns. Write
1731 out contetns in buffer instead of building it on the fly.
1732 (Arm_relobj::make_exidx_input_section): Also pass text section size
1733 to Arm_exidx_input_section constructor.
1734 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1735 (Arm_dynobj::do_read_symbols): Fix memory leak.
1736 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1737 * target.h: (class Task): Add forward declaration.
1738 (Target::relax): Add new parameter TASK and pass it to
1740 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1742 2010-11-05 Cary Coutant <ccoutant@google.com>
1745 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1746 object when reading from the file.
1747 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1749 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1750 when reading section contents.
1751 (get_section_contents): Likewise.
1752 (icf::find_identical_sections): Likewise.
1753 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1754 object when reading from the file.
1755 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1756 the object when doing deferred section layout.
1758 2010-11-03 Nick Clifton <nickc@redhat.com>
1761 * script.h (class Symbol_assignment: name): New member. Returns
1762 the name of the symbol.
1763 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1764 Returns true if the given symbol name is on the list of
1765 assignments wating to be processed.
1766 * archive.cc (should_incldue_member): If the symbol is undefined,
1767 check to see if it is on the list of symbols pending assignment.
1769 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1771 * script-sections.cc (Script_sections::find_memory_region): Check
1772 for a NULL output section pointer.
1774 2010-10-29 Doug Kwan <dougkwan@google.com>
1776 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1777 Output_section::add_relaxed_input_section.
1778 * output.cc (Output_section::add_relaxed_input_section): Add new
1779 arguments LAYOUT and NAME. Set section order index.
1780 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1781 Copy section order index.
1782 * output.h (Output_section::add_relaxed_input_section): Add new
1783 arguments LAYOUT and NAME.
1785 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1787 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1788 NATIVE_OR_CROSS_LINKER.
1789 * testsuite/Makefile.in: Regenerate.
1791 2010-10-20 Doug Kwan <dougkwan@google.com>
1793 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1794 without SHF_LINK_ORDER flags.
1795 * layout.cc (Layout::choose_output_section): Do not filter
1796 SHF_LINK_ORDER flag in a relocatable link.
1798 2010-10-17 Cary Coutant <ccoutant@google.com>
1800 * output.h (Output_segment::set_section_addresses): Change function
1801 signature. Update all callers.
1802 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1804 (Output_segment::set_section_addresses): Align after last TLS
1805 section. Add padding before last relro section instead of after.
1807 2010-10-17 Doug Kwan <dougkwan@google.com>
1809 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1810 GOT output section to be writable.
1812 2010-10-14 Cary Coutant <ccoutant@google.com>
1814 * debug.h (DEBUG_INCREMENTAL): New flag.
1815 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1816 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1818 * incremental.cc (report_command_line): Ignore all forms of
1820 * layout.cc (Layout::Layout): Check parameters for incremental link
1822 * options.cc (General_options::parse_incremental): New function.
1823 (General_options::parse_no_incremental): New function.
1824 (General_options::parse_incremental_full): New function.
1825 (General_options::parse_incremental_update): New function.
1826 (General_options::incremental_mode_): New data member.
1827 (General_options::finalize): Check incremental_mode_.
1828 * options.h (General_options): Update help text for --incremental.
1829 Add --no-incremental, --incremental-full, --incremental-update.
1830 (General_options::Incremental_mode): New enum type.
1831 (General_options::incremental_mode): New function.
1832 (General_options::incremental_mode_): New data member.
1833 * parameters.cc (Parameters::incremental_mode_): New data member.
1834 (Parameters::set_options): Set incremental_mode_.
1835 (Parameters::set_incremental_full): New function.
1836 (Parameters::incremental): New function.
1837 (Parameters::incremental_update): New function.
1838 (set_parameters_incremental_full): New function.
1839 * parameters.h (Parameters::set_incremental_full): New function.
1840 (Parameters::incremental): New function.
1841 (Parameters::incremental_update): New function.
1842 (Parameters::incremental_mode_): New data member.
1843 (set_parameters_incremental_full): New function.
1844 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1845 incremental link mode.
1846 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1847 (Sized_relobj::do_relocate_sections): Likewise.
1848 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1850 * testsuite/Makefile.in: Regenerate.
1851 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1853 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1855 * script-sections.h (class Script_sections): Make
1856 Sections_elements typedef public.
1857 * script-sections.cc (class Sort_output_sections): Add elements_
1858 field. Add constructor which sets it; change all callers.
1859 (Sort_output_sections::is_before): New function.
1860 (Sort_output_sections::operator()): Call is_before.
1861 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1863 * testsuite/script_test_10.sh: New test. Test script section
1865 * testsuite/script_test_10.t: Likewise.
1866 * testsuite/script_test_10.s: Likewise.
1867 * testsuite/Makefile.am: Wrap the cross linker tests and the
1868 common tests into NATIVE_OR_CROSS_LINKER.
1869 (check_SCRIPTS): Add script_test_10.sh.
1870 (check_DATA): Add script_test_10.stdout.
1871 (script_test_10.o, script_test_10): New targets.
1872 (script_test_10.stdout): New target.
1873 * configure, testsuite/Makefile.in: Regenerate.
1875 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1877 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1878 error for the deprecated relocations.
1879 (Target_arm::Scan::global): Likewise.
1880 (Target_arm::Relocate::relocate): Likewise.
1882 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1884 * fileread.cc (Input_file::find_file): Initialize *found_name
1885 and *namep when using the fallback search for case 4.
1887 2010-10-11 Cary Coutant <ccoutant@google.com>
1889 * options.h (class General_options): Redefine -z lazy as an alias for
1890 the negation of -z now.
1892 2010-10-11 Ian Lance Taylor <iant@google.com>
1894 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1897 2010-10-06 Nick Clifton <nickc@redhat.com>
1899 * script-sections.cc(class Memory_region): Remove
1900 current_lma_offset_ field. Rename current_vma_offset_ to
1901 current_offset_. Add last_section_ field.
1902 (Memory_region::get_current_vma_address): Rename to
1903 get_current_address.
1904 (Memory_region::get_current_lma_address): Delete.
1905 (Memory_region::increment_vma_offset): Rename to
1907 (Memory_region::increment_lma_offset): Delete.
1908 (Memory_region::attributes_compatible): New method. Returns
1909 true if the provided section is compatible with the region.
1910 (Memory_region::get_last_section): New method. Returns the last
1911 section to use the region.
1912 (Memory_region::set_last_section): New method. Stores the last
1913 section to use the region.
1914 (Script_sections::block_in_region): New method. Returns true if
1915 a block of memory is contained within a region.
1916 (Script_sections::find_memory_region): New method. Locates a
1917 memory region to be used to set a VMA or LMA address.
1918 (Output_section_definition::set_section_addresses): Add code to
1919 check for addresses set by memory regions.
1920 (Output_segment::set_section_addresses): Remove memory region
1922 (Script_sections::create_segment): Add a warning if a header
1923 segment is created outside of any region.
1924 * script-sections.h (class Script_sections): Add prototypes for
1925 find_memory_region and block_in_region methods.
1926 * testsuite/memory_test.s: Use .long instead of .word.
1927 * testsuite/memory_test.t: Add some more output sections.
1928 * testsuite/memory_test.sh: Update expected output.
1930 2010-10-02 Doug Kwan <dougkwan@google.com>
1932 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1933 defintion to symtab.h
1934 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1935 declaration to defintion.
1937 2010-10-01 Nick Clifton <nickc@redhat.com>
1939 * expression.cc (eval): Replace dummy argument with NULL.
1940 (eval_maybe_dot): Check for a NULL result section pointer.
1941 (Symbol_expression::value): Likewise.
1942 (Dot_expression::value): Likewise.
1943 (BINARY_EXPRESSION): Likewise.
1944 (Max_expression::value): Likewise.
1945 (Min_expression::value): Likewise.
1946 (Absolute_expression::value): Likewise.
1947 (Addr_expression::value_from_output_section): Likewise.
1948 (Loaddddr_expression::value_from_output_section): Likewise.
1949 (Segment_start_expression::value): Likewise.
1950 * script-sections.cc
1951 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1953 (Sections_elememt_dot_assignment::set_section_addresses):
1955 (Output_data_expression::do_write_to_buffer): Likewise.
1956 (Output_section_definition::finalize_symbols): Likewise.
1957 (Output_section_definition::set_section_addresses): Likewise.
1959 2010-09-30 Doug Kwan <dougkwan@google.com>
1961 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1963 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1965 * target.h (Target::can_icf_inline_merge_sections): New virtual
1967 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1969 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1971 * icf.cc (get_section_contents): Inline merge sections only when
1974 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1976 * configure: Regenerate.
1978 2010-09-17 Ian Lance Taylor <iant@google.com>
1980 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1981 * testsuite/Makefile.am (memory_test.o): New target.
1982 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1984 * testsuite/Makefile.in: Rebuild.
1986 2010-09-17 Doug Kwan <dougkwan@google.com>
1988 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1989 defintion if relocation uses GOT entries of the symbol.
1990 * testsuite/icf_safe_test.sh: Fix test.
1991 * testsuite/icf_safe_so_test.sh: Fix test.
1993 2010-09-16 Cary Coutant <ccoutant@google.com>
1995 * script_sections.cc (class Memory_region): Remove "NULL" from
1996 vector initializations.
1998 2010-09-15 Cary Coutant <ccoutant@google.com>
2000 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2001 Resolve forwarding symbols.
2003 2010-09-15 Doug Kwan <dougkwan@google.com>
2005 * gold/testsuite/script_test_3.t: Add ARM special sections.
2006 * gold/testsuite/script_test_4.t: Same.
2007 * gold/testsuite/script_test_5.t: Same.
2008 * gold/testsuite/script_test_6.t: Same.
2009 * gold/testsuite/script_test_7.t: Same.
2010 * gold/testsuite/script_test_7.t: Same.
2011 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2013 2010-09-14 Cary Coutant <ccoutant@google.com>
2015 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2016 (Target_x86_64::Relocate::relocate_tls): Replace check for
2017 saw_tls_block_reloc_ with test for executable section.
2019 2010-09-12 Cary Coutant <ccoutant@google.com>
2021 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2022 position-independent executables to shared libraries need dynamic
2024 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2025 position-independent executables.
2026 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2027 * testsuite/Makefile.in: Regenerate.
2029 2010-09-10 Nick Clifton <nickc@redhat.com>
2032 * testsuite/memory_test.t: Discard any sections that are not
2035 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2038 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2039 "This::" to work around a bug in gcc 4.2.
2041 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2043 2010-09-09 Rafael Espindola <espindola@google.com>
2045 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2046 sections with different PF_X flags in the same segment.
2047 (Layout::find_first_load_seg): Search all segments to find the first
2049 * options.h (rosegment): New.
2051 2010-09-08 Rafael Espindola <espindola@google.com>
2053 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2055 2010-09-08 Doug Kwan <dougkwan@google.com>
2057 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2058 (Arm_relobj::do_relocate_sections): Add new parameter for output
2059 file to match the parent.
2060 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2061 of local symbols instead of input values. Update code to track
2062 changes in gold::relocate_section.
2063 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2064 (Sized_relobj::compute_final_local_value_internal): New methods.
2065 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2066 body into private version of Sized_relobj::compute_final_local_value.
2067 Call the inline method.
2068 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2069 merged symbol value if there is one.
2070 (Symbol_value::has_output_value): New method defintiion.
2071 (Sized_relobj::Compute_final_local_value_status): New enum type.
2072 (Sized_relobj::compute_final_local_value): New methods.
2073 (Sized_relobj::compute_final_local_value_internal): New methods.
2074 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2075 and arm_cortex_a8.sh.
2076 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2077 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2079 * Makefile.in: Regenerate.
2080 * testsuite/arm_bl_out_of_range.s: Update test.
2081 * testsuite/thumb_bl_out_of_range.s: Ditto.
2082 * testsuite/thumb_blx_out_of_range.s: Ditto.
2083 * testsuite/arm_branch_out_of_range.sh: New file.
2084 * testsuite/arm_cortex_a8.sh: Ditto.
2085 * testsuite/arm_cortex_a8_b.s: Ditto.
2086 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2087 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2088 * testsuite/arm_cortex_a8_bl.s: Ditto.
2089 * testsuite/arm_cortex_a8_blx.s: Ditto.
2090 * testsuite/arm_cortex_a8_local.s: Ditto.
2091 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2092 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2094 2010-09-08 Rafael Espindola <espindola@google.com>
2096 * Makefile.am (memory_test.stdout): Run readelf with -W.
2097 * Makefile.in: Regenerate.
2098 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2101 2010-09-08 Rafael Espindola <espindola@google.com>
2103 * script-sections.cc (Script_sections::add_memory_region): Convert
2104 field precision to int.
2105 * script.cc (script_set_section_region, script_set_section_region):
2106 Convert field precision to int.
2108 2010-09-08 Rafael Espindola <espindola@google.com>
2110 * arm.cc (do_finalize_sections): Create the __exidx_start and
2111 __exdix_end symbols even when the section is missing.
2113 2010-09-08 Nick Clifton <nickc@redhat.com>
2115 * README: Remove claim that MEMORY is not supported.
2116 * expression.cc (script_exp_function_origin)
2117 (script_exp_function_length): Move from here to ...
2118 * script.cc: ... here.
2119 (script_set_section_region, script_add_memory)
2120 (script_parse_memory_attr, script_include_directive): New
2122 * script-sections.cc
2123 (class Memory_region): New class.
2124 (class Output_section_definition): Add set_memory_region,
2125 set_section_vma, set_section_lma and get_section_name methods.
2126 (class Script_Sections): Add add_memory_region,
2127 find_memory_region, find_memory_region_origin,
2128 find_memory_region_length and set_memory_region methods.
2129 Have set_section_addresses method walk the list of set memory
2131 Extend the print methos to display memory regions.
2132 * script-sections.h: Add prototypes for new methods.
2133 Add enum for MEMORY region attributes.
2134 * yyscript.y: Add support for parsing MEMORY regions.
2135 * script-c.h: Add prototypes for new functions.
2136 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2137 * testsuite/Makefile.in: Regenerate.
2138 * testsuite/memory_test.sh: New script.
2139 * testsuite/memory_test.s: New assembler source file.
2140 * testsuite/memory_test.t: New linker script.
2142 2010-08-27 Doug Kwan <dougkwan@google.com>
2144 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2145 reference override an existing dynamic weak reference.
2146 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2147 * testsuite/Makefile.in: Regenerate.
2148 * testsuite/dyn_weak_ref.sh: New file.
2149 * testsuite/dyn_weak_ref_1.c: Ditto.
2150 * testsuite/dyn_weak_ref_2.c: Ditto.
2152 2010-08-27 Ian Lance Taylor <iant@google.com>
2154 * incremental.h (class Incremental_input_entry): Add virtual
2157 2010-08-27 Ian Lance Taylor <iant@google.com>
2159 * testsuite/start_lib_test_3.c: Mark t3 as used.
2161 2010-08-27 Nick Clifton <nickc@redhat.com>
2163 * options.cc (version_script): Fix small typo in previous
2166 2010-08-25 Nick Clifton <nickc@redhat.com>
2168 * archive.cc: Formatting fixes: Remove whitespace between
2169 typename and following asterisk. Remove whitespace between
2170 function name and opening parenthesis.
2171 * archive.h: Likewise.
2173 * attributes.cc: Likewise.
2174 * attributes.h: Likewise.
2175 * common.cc: Likewise.
2176 * copy-relocs.cc: Likewise.
2177 * dirsearch.h: Likewise.
2178 * dynobj.cc: Likewise.
2179 * ehframe.cc: Likewise.
2180 * ehframe.h: Likewise.
2181 * expression.cc: Likewise.
2182 * fileread.cc: Likewise.
2183 * fileread.h: Likewise.
2185 * gold-threads.cc: Likewise.
2186 * gold.cc: Likewise.
2187 * i386.cc: Likewise.
2189 * incremental-dump.cc: Likewise.
2190 * incremental.cc: Likewise.
2191 * layout.cc: Likewise.
2192 * layout.h: Likewise.
2193 * main.cc: Likewise.
2194 * merge.cc: Likewise.
2195 * merge.h: Likewise.
2196 * object.cc: Likewise.
2197 * object.h: Likewise.
2198 * options.cc: Likewise.
2199 * options.h: Likewise.
2200 * output.cc: Likewise.
2201 * output.h: Likewise.
2202 * plugin.cc: Likewise.
2203 * plugin.h: Likewise.
2204 * powerpc.cc: Likewise.
2205 * reloc.cc: Likewise.
2206 * script-c.h: Likewise.
2207 * script-sections.cc: Likewise.
2208 * script.cc: Likewise.
2209 * stringpool.cc: Likewise.
2210 * symtab.cc: Likewise.
2211 * symtab.h: Likewise.
2212 * target.cc: Likewise.
2213 * timer.cc: Likewise.
2214 * timer.h: Likewise.
2215 * version.cc: Likewise.
2216 * x86_64.cc: Likewise.
2218 2010-08-24 Nick Clifton <nickc@redhat.com>
2221 * layout.cc (segment_precedes): Sort segments by their physical
2222 addresses, if they have been set.
2224 2010-08-23 Cary Coutant <ccoutant@google.com>
2226 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2228 (Lib_group::include_member): Unlock object after deleting its
2230 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2233 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2234 Cary Coutant <ccoutant@google.com>
2236 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2237 constructor, and set_blocker.
2238 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2240 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2241 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2242 * testsuite/Makefile.am (start_lib_test): New test case.
2243 * testsuite/Makefile.in: Regenerate.
2244 * testsuite/start_lib_test_main.c: New file.
2245 * testsuite/start_lib_test_1.c: New file.
2246 * testsuite/start_lib_test_2.c: New file.
2247 * testsuite/start_lib_test_3.c: New file.
2249 2010-08-19 Ian Lance Taylor <iant@google.com>
2251 * Makefile.in: Rebuild with automake 1.11.1.
2252 * aclocal.m4: Likewise.
2253 * testsuite/Makefile.in: Likewise.
2255 2010-08-19 Ian Lance Taylor <iant@google.com>
2258 * i386.cc (class Output_data_plt_i386): Update declarations.
2259 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2260 local_ifuncs_ fields.
2261 (Target_i386::do_plt_section_for_global): New function.
2262 (Target_i386::do_plt_section_for_local): New function.
2263 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2264 parameter; change all callers. Initialize global_ifuncs_ and
2265 local_ifuncs_. If doing a static link define __rel_iplt_start and
2267 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2268 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2269 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2271 (Target_i386::make_plt_section): New function, broken out of
2272 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2273 (Target_i386::make_plt_entry): Call make_plt_section.
2274 (Target_i386::make_local_ifunc_plt_entry): New function.
2275 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2276 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2277 R_386_IRELATIVE to switch.
2278 (Target_i386::Scan::global): Likewise.
2279 (Target_i386::Relocate::relocate): Likewise.
2280 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2282 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2283 (Target_x86_64::do_plt_section_for_global): New function.
2284 (Target_x86_64::do_plt_section_for_local): New function.
2285 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2286 parameter; change all callers. If doing a static link define
2287 __rela_iplt_start and __rela_iplt_end.
2288 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2289 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2290 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2292 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2293 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2295 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2296 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2297 R_X86_64_IRELATIVE to switch.
2298 (Target_x86_64::Scan::global): Likewise.
2299 (Target_x86_64::Relocate::relocate): Likewise.
2300 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2302 * target.h (class Target): Add plt_section_for_global and
2303 plt_section_for_local functions. Add do_plt_section_for_global
2304 and do_plt_section_for_local virtual functions.
2305 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2306 clarifying comments.
2307 (Symbol::use_plt_offset): Handle IFUNC symbol.
2308 * object.cc (Sized_relobj::Sized_relobj): Initialize
2310 (Sized_relobj::local_has_plt_offset): New function.
2311 (Sized_relobj::local_plt_offset): New function.
2312 (Sized_relobj::set_local_plt_offset): New function.
2313 (Sized_relobj::do_count): Handle IFUNC symbol.
2314 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2315 a bit away from input_shndx_ field. Add set_is_func_symbol and
2316 is_ifunc_symbol functions.
2317 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2318 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2319 local_plt_offsets_ field.
2320 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2321 * output.h (class Output_section_data): Add non-const
2322 output_section function.
2323 (class Output_data_got): Update declarations.
2324 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2325 Add use_plt_offset parameter to global and local constructors.
2326 Change all callers. Change local_sym_index_ field to 31 bits.
2327 Change GSYM_CODE and CONSTANT_CODE accordingly.
2328 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2329 doing a static link don't set sh_link field.
2330 (Output_data_got::Got_entry::write): Use PLT offset if
2332 (Output_data_got::add_global_plt): New function.
2333 (Output_data_got::add_local_plt): New function.
2334 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2335 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2336 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2337 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2338 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2340 * testsuite/ifunc-sel.h: New file.
2341 * testsuite/ifuncmain1.c: New file.
2342 * testsuite/ifuncmain1vis.c: New file.
2343 * testsuite/ifuncmod1.c: New file.
2344 * testsuite/ifuncdep2.c: New file.
2345 * testsuite/ifuncmain2.c: New file.
2346 * testsuite/ifuncmain3.c: New file.
2347 * testsuite/ifuncmod3.c: New file.
2348 * testsuite/ifuncmain4.c: New file.
2349 * testsuite/ifuncmain5.c: New file.
2350 * testsuite/ifuncmod5.c: New file.
2351 * testsuite/ifuncmain6pie.c: New file.
2352 * testsuite/ifuncmod6.c: New file.
2353 * testsuite/ifuncmain7.c: New file.
2354 * configure, testsuite/Makefile.in: Rebuild.
2356 2010-08-18 Ian Lance Taylor <iant@google.com>
2359 (Output_section_incremental_inputs::write_input_files): Add cast
2360 to avoid signed/unsigned comparison warning.
2361 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2363 2010-08-12 Cary Coutant <ccoutant@google.com>
2365 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2367 2010-08-13 Ian Lance Taylor <iant@google.com>
2369 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2371 2010-08-12 Cary Coutant <ccoutant@google.com>
2372 Doug Kwan <dougkwan@google.com>
2374 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2375 defintion overrides non-weak undef, remember that the original undef
2377 * symtab.cc (Symbol_table::sized_write_global): For undef without
2378 an original weak binding, set binding to global in output.
2379 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2380 * testsuite/Makefile.in: Regenerate.
2381 * testsuite/strong_ref_weak_def.sh: New file.
2382 * testsuite/strong_ref_weak_def_1.c: Ditto.
2383 * testsuite/strong_ref_weak_def_2.c: Ditto.
2385 2010-08-12 Cary Coutant <ccoutant@google.com>
2387 * testsuite/incremental_test.sh: Rewrite.
2388 * testsuite/incremental_test_1.c: Rewrite.
2389 * testsuite/incremental_test_2.c: Rewrite.
2391 2010-08-12 Cary Coutant <ccoutant@google.com>
2393 * arm.cc (Target_arm::got_size): Add const.
2394 (Target_arm::got_entry_count): New function.
2395 (Target_arm::plt_entry_count): New function.
2396 (Target_arm::first_plt_entry_offset): New function.
2397 (Target_arm::plt_entry_size): New function.
2398 (Output_data_plt_arm::entry_count): New function.
2399 (Output_data_plt_arm::first_plt_entry_offset): New function.
2400 (Output_data_plt_arm::get_plt_entry_size): New function.
2401 * i386.cc (Target_i386::got_size): Add const.
2402 (Target_i386::got_entry_count): New function.
2403 (Target_i386::plt_entry_count): New function.
2404 (Target_i386::first_plt_entry_offset): New function.
2405 (Target_i386::plt_entry_size): New function.
2406 (Output_data_plt_i386::entry_count): New function.
2407 (Output_data_plt_i386::first_plt_entry_offset): New function.
2408 (Output_data_plt_i386::get_plt_entry_size): New function.
2409 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2410 find_incremental_inputs_sections. Dump incremental_got_plt section.
2411 * incremental.cc: Include target.h.
2412 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2413 parameter. Adjust all callers. Find incremental_got_plt section.
2414 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2416 (Output_section_incremental_inputs::set_final_data_size): Calculate
2417 size of incremental_got_plt section.
2418 (Output_section_incremental_inputs::do_write): Write the
2419 incremental_got_plt section.
2420 (Got_plt_view_info): New struct.
2421 (Local_got_offset_visitor): New class.
2422 (Global_got_offset_visitor): New class.
2423 (Global_symbol_visitor_got_plt): New class.
2424 (Output_section_incremental_inputs::write_got_plt): New function.
2425 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2426 Add parameter. Adjust all callers.
2427 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2428 (Incremental_inputs::got_plt_section): New function.
2429 (Incremental_inputs::got_plt_section_): New data member.
2430 (Incremental_got_plt_reader): New class.
2431 * layout.cc (Layout::create_incremental_info_sections): Add the
2432 incremental_got_plt section.
2433 * object.h (Got_offset_list::get_list): New function.
2434 (Got offset_list::for_all_got_offsets): New function.
2435 (Sized_relobj::local_got_offset_list): New function.
2436 * powerpc.cc (Target_powerpc::got_size): Add const.
2437 (Target_powerpc::got_entry_count): New function.
2438 (Target_powerpc::plt_entry_count): New function.
2439 (Target_powerpc::first_plt_entry_offset): New function.
2440 (Target_powerpc::plt_entry_size): New function.
2441 (Output_data_plt_powerpc::entry_count): New function.
2442 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2443 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2444 * sparc.cc (Target_sparc::got_size): Add const.
2445 (Target_sparc::got_entry_count): New function.
2446 (Target_sparc::plt_entry_count): New function.
2447 (Target_sparc::first_plt_entry_offset): New function.
2448 (Target_sparc::plt_entry_size): New function.
2449 (Output_data_plt_sparc::entry_count): New function.
2450 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2451 (Output_data_plt_sparc::get_plt_entry_size): New function.
2452 * symtab.h (Symbol::got_offset_list): New function.
2453 (Symbol_table::for_all_symbols): New function.
2454 * target.h (Sized_target::got_entry_count): New function.
2455 (Sized_target::plt_entry_count): New function.
2456 (Sized_target::plt_entry_size): New function.
2457 * x86_64.cc (Target_x86_64::got_size): Add const.
2458 (Target_x86_64::got_entry_count): New function.
2459 (Target_x86_64::plt_entry_count): New function.
2460 (Target_x86_64::first_plt_entry_offset): New function.
2461 (Target_x86_64::plt_entry_size): New function.
2462 (Output_data_plt_x86_64::entry_count): New function.
2463 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2464 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2466 2010-08-12 Cary Coutant <ccoutant@google.com>
2468 * archive.cc: Include incremental.h.
2469 (Archive::Archive): Initialize incremental_info_.
2470 (Archive::include_member): Record archive members in incremental info.
2471 (Add_archive_symbols::run): Record begin and end of an archive in
2473 (Lib_group::include_member): Record objects in incremental info.
2474 * archive.h (Incremental_archive_entry): Forward declaration.
2475 (Archive::set_incremental_info): New member function.
2476 (Archive::incremental_info): New member function.
2477 (Archive::Unused_symbol_iterator): New class.
2478 (Archive::unused_symbols_begin): New member function.
2479 (Archive::unused_symbols_end): New member function.
2480 (Archive::incremental_info_): New data member.
2481 * incremental-dump.cc (find_input_containing_global): New function.
2482 (dump_incremental_inputs): Dump new incremental info sections.
2483 * incremental.cc: Include symtab.h.
2484 (Output_section_incremental_inputs): New class.
2485 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2486 new incremental info sections.
2487 (Sized_incremental_binary::do_check_inputs): Likewise.
2488 (Incremental_inputs::report_archive): Remove.
2489 (Incremental_inputs::report_archive_begin): New function.
2490 (Incremental_inputs::report_archive_end): New function.
2491 (Incremental_inputs::report_object): New function.
2492 (Incremental_inputs::finalize_inputs): Remove.
2493 (Incremental_inputs::report_input_section): New function.
2494 (Incremental_inputs::report_script): Rewrite.
2495 (Incremental_inputs::finalize): Do nothing but finalize string table.
2496 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2497 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2498 (Incremental_inputs::create_data_sections): New function.
2499 (Incremental_inputs::relocs_entsize): New function.
2500 (Output_section_incremental_inputs::set_final_data_size): New function.
2501 (Output_section_incremental_inputs::do_write): New function.
2502 (Output_section_incremental_inputs::write_header): New function.
2503 (Output_section_incremental_inputs::write_input_files): New function.
2504 (Output_section_incremental_inputs::write_info_blocks): New function.
2505 (Output_section_incremental_inputs::write_symtab): New function.
2506 * incremental.h (Incremental_script_entry): Forward declaration.
2507 (Incremental_object_entry): Forward declaration.
2508 (Incremental_archive_entry): Forward declaration.
2509 (Incremental_inputs): Forward declaration.
2510 (Incremental_inputs_header_data): Remove.
2511 (Incremental_inputs_header): Remove.
2512 (Incremental_inputs_header_write): Remove.
2513 (Incremental_inputs_entry_data): Remove.
2514 (Incremental_inputs_entry): Remove.
2515 (Incremental_inputs_entry_write): Remove.
2516 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2517 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2518 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2519 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2521 (Incremental_input_entry): New class.
2522 (Incremental_script_entry): New class.
2523 (Incremental_object_entry): New class.
2524 (Incremental_archive_entry): New class.
2525 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2526 (Incremental_inputs::report_inputs): Remove.
2527 (Incremental_inputs::report_archive): Remove.
2528 (Incremental_inputs::report_archive_begin): New function.
2529 (Incremental_inputs::report_archive_end): New function.
2530 (Incremental_inputs::report_object): Change prototype.
2531 (Incremental_inputs::report_input_section): New function.
2532 (Incremental_inputs::report_script): Change prototype.
2533 (Incremental_inputs::get_reloc_count): New function.
2534 (Incremental_inputs::set_reloc_count): New function.
2535 (Incremental_inputs::create_data_sections): New function.
2536 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2537 (Incremental_inputs::inputs_section): New function.
2538 (Incremental_inputs::symtab_section): New function.
2539 (Incremental_inputs::relocs_section): New function.
2540 (Incremental_inputs::get_stringpool): Add const.
2541 (Incremental_inputs::command_line): Add const.
2542 (Incremental_inputs::inputs): Remove.
2543 (Incremental_inputs::command_line_key): New function.
2544 (Incremental_inputs::input_file_count): New function.
2545 (Incremental_inputs::input_files): New function.
2546 (Incremental_inputs::relocs_entsize): New function.
2547 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2548 (Incremental_inputs::finalize_inputs): Remove.
2549 (Incremental_inputs::Input_info): Remove.
2550 (Incremental_inputs::lock_): Remove.
2551 (Incremental_inputs::inputs_): Change type.
2552 (Incremental_inputs::inputs_map_): Remove.
2553 (Incremental_inputs::current_object_entry_): New data member.
2554 (Incremental_inputs::inputs_section_): New data member.
2555 (Incremental_inputs::symtab_section_): New data member.
2556 (Incremental_inputs::relocs_section_): New data member.
2557 (Incremental_inputs::reloc_count_): New data member.
2558 (Incremental_inputs_reader): New class.
2559 (Incremental_symtab_reader): New class.
2560 (Incremental_relocs_reader): New class.
2561 * layout.cc (Layout::finalize): Move finalization of incremental info
2562 and creation of incremental info sections to follow finalization of
2563 symbol table. Set offsets for postprocessing sections.
2564 (Layout::create_incremental_info_sections): Call
2565 Incremental_inputs::create_data_sections. Add incremental symtab
2566 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2567 sections to layout after input sections.
2568 * layout.h (struct Timespec): Forward declaration.
2569 (Layout::incremental_inputs): Add const.
2570 (Layout::create_incremental_info_sections): Add parameter.
2571 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2572 * object.cc: Include incremental.h.
2573 (Relobj::finalize_incremental_relocs): New function.
2574 (Sized_relobj::do_layout): Record input sections in incremental info.
2575 * object.h (Object::output_section): New function.
2576 (Object::output_section_offset): Moved from Relobj.
2577 (Object::get_incremental_reloc_base): New function.
2578 (Object::get_incremental_reloc_count): New function.
2579 (Object::do_output_section): New function.
2580 (Object::do_output_section_offset): Moved from Relobj.
2581 (Object::do_get_incremental_reloc_base): New function.
2582 (Object::do_get_incremental_reloc_count): New function.
2583 (Object::Object): Initialize new data members.
2584 (Relobj::output_section): Renamed do_output_section and moved to
2586 (Relobj::output_section_offset): Moved to Object.
2587 (Relobj::do_get_incremental_reloc_base): New function.
2588 (Relobj::do_get_incremental_reloc_count): New function.
2589 (Relobj::allocate_incremental_reloc_counts): New function.
2590 (Relobj::count_incremental_reloc): New function.
2591 (Relobj::finalize_incremental_relocs): New function.
2592 (Relobj::next_incremental_reloc_index): New function.
2593 (Relobj::reloc_counts_): New data member.
2594 (Relobj::reloc_bases_): New data member.
2595 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2596 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2597 (Sized_relobj::incremental_relocs_scan): New function.
2598 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2599 (Sized_relobj::incremental_relocs_write): New function.
2600 (Sized_relobj::incremental_relocs_write_reltype): New function.
2601 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2603 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2604 archives and object files elsewhere.
2605 (Add_symbols::run): Report object files here.
2606 (Finish_group::run): Report end of archive at end of group.
2607 * reloc.cc: Include layout.h, incremental.h.
2608 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2609 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2610 (Sized_relobj::incremental_relocs_scan): New function.
2611 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2612 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2613 (Sized_relobj::incremental_relocs_write): New function.
2614 (Sized_relobj::incremental_relocs_write_reltype): New function.
2615 * script.cc (read_input_script): Rewrite test for incremental link.
2616 Change call to Incremental_inputs::report_script.
2617 * symtab.h (Symbol_table::first_global_index): New function.
2618 (Symbol_table::output_count): New function.
2620 2010-08-12 Doug Kwan <dougkwan@google.com>
2622 * arm.cc (Target_arm::merge_object_attributes): Check command line
2623 options --no-wchar-size-warning and --no-enum-size-warning.
2624 * options.h (General_options): Add ld-compatible options
2625 --no-enum-size-warning and --no-wchar-size-warning.
2627 2010-08-04 Ian Lance Taylor <iant@google.com>
2629 * x86_64.cc (Target_x86_64::Scan::local): Use
2630 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2631 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2632 (Target_x86_64::Scan::global): Likewise.
2633 (Target_x86_64::Relocate::relocate): Likewise.
2634 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2637 2010-08-03 Cary Coutant <ccoutant@google.com>
2639 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2640 to reserve space in merged_strings vector. Keep total input size
2642 (Output_merge_string::do_print_merge_stats): Print total input size.
2643 * merge.h (Output_merge_string): Add input_size_ field.
2644 * stringpool.cc (Stringpool_template::string_length): Move
2645 implementations out of Stringpool_template class and place in
2647 * stringpool.h (string_length): Move out of Stringpool_template.
2649 2010-08-03 Ian Lance Taylor <iant@google.com>
2652 * layout.cc (relaxation_loop_body): If address of load segment is
2653 set, adjust address to include headers if possible.
2655 2010-08-03 Ian Lance Taylor <iant@google.com>
2657 * version.cc (version_string): Bump to 1.10.
2659 2010-08-03 Ian Lance Taylor <iant@google.com>
2662 * layout.h (enum Output_section_order): Define.
2663 (class Layout): Update declarations.
2664 * layout.cc (Layout::get_output_section): Add order parameter.
2665 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2666 is_first_non_relro parameters. Change all callers.
2667 (Layout::choose_output_section): Likewise.
2668 (Layout::add_output_section_data): Likewise.
2669 (Layout::make_output_section): Likewise. Set order.
2670 (Layout::default_section_order): New function.
2671 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2672 * output.cc (Output_section::Output_section): Initialize order_.
2673 Don't initialize deleted fields.
2674 (Output_segment::Output_segment): Don't initialize deleted
2676 (Output_segment::add_output_section_to_load): New function
2677 replacing add_output_section. Change all callers to call this or
2678 add_output_section_to_nonload.
2679 (Output_segment::add_output_section_to_nonload): New function.
2680 (Output_segment::remove_output_section): Rewrite.
2681 (Output_segment::add_initial_output_data): Likewise.
2682 (Output_segment::has_any_data_sections): Likewise.
2683 (Output_segment::is_first_section_relro): Likewise.
2684 (Output_segment::maximum_alignment): Likewise.
2685 (Output_segment::has_dynamic_reloc): New function replacing
2686 dynamic_reloc_count. Change all callers.
2687 (Output_segment::has_dynamic_reloc_list): New function replacing
2688 dynamic_reloc_count_list. Change all callers.
2689 (Output_segment::set_section_addresses): Rewrite.
2690 (Output_segment::set_offset): Rewrite.
2691 (Output_segment::find_first_and_last_list): Remove.
2692 (Output_segment::set_tls_offsets): Rewrite.
2693 (Output_segment::first_section_load_address): Likewise.
2694 (Output_segment::output_section_count): Likewise.
2695 (Output_segment::section_with_lowest_load_address): Likewise.
2696 (Output_segment::write_section_headers): Likewise.
2697 (Output_segment::print_sections_to_map): Likewise.
2698 * output.h (class Output_data): Remove dynamic_reloc_count_
2699 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2700 (Output_data::add_dynamic_reloc): Rewrite.
2701 (Output_data::has_dynamic_reloc): New function.
2702 (Output_data::dynamic_reloc_count): Remove.
2703 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2704 is_last_relro_, is_first_non_relro_, is_interp_,
2705 is_dynamic_linker_section_ fields. Add order and set_order
2706 functions. Remove is_relro_local, set_is_relro_local,
2707 is_last_relro, set_is_last_relro, is_first_non_relro,
2708 set_is_first_non_relro functions, is_interp, set_is_interp,
2709 is_dynamic_linker_section, and set_is_dynamic_linker_section
2711 (class Output_segment): Change Output_data_list from std::list to
2712 std:;vector. Add output_lists_ field. Remove output_data_ and
2713 output_bss_ fields. Update declarations.
2715 2010-08-02 Ian Lance Taylor <iant@google.com>
2717 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2718 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2719 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2721 2010-08-02 Ian Lance Taylor <iant@google.com>
2724 * script.cc (Script_options::Script_options): Initialize
2725 symbol_definitions_ and symbol_references_.
2726 (Script_options::add_symbol_assignment): Update
2727 symbol_definitions_ and symbol_references_.
2728 (Script_options::add_symbol_reference): New function.
2729 (script_symbol): New function.
2730 * script.h (class Script_options): Add symbol_definitions_ and
2731 symbol_references_ fields.
2732 (Script_options::referenced_const_iterator): New type.
2733 (Script_options::referenced_begin): New function.
2734 (Script_options::referenced_end): New function.
2735 (Script_options::is_referenced): New function.
2736 (Script_options::any_unreferenced): New function.
2737 * script-c.h (script_symbol): Declare.
2738 * yyscript.y (exp): Call script_symbol.
2739 * symtab.cc: Include "script.h".
2740 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2741 Change all callers. Check symbols referenced by scripts.
2742 (Symbol_table::add_undefined_symbols_from_command_line): Add
2743 layout parameter. Change all callers.
2744 (Symbol_table::do_add_undefined_symbols_from_command_line):
2745 Likewise. Break out loop body. Check symbols referenced by
2747 (Symbol_table::add_undefined_symbol_from_command_line): New
2748 function broken out of
2749 do_add_undefined_symbols_from_command_line.
2750 * symtab.h (class Symbol_table): Update declarations.
2751 * archive.cc: Include "layout.h".
2752 (Archive::should_include_member): Add layout parameter. Change
2753 all callers. Check for symbol mentioned in expression.
2754 * archive.h (class Archive): Update declaration.
2755 * object.cc (Sized_relobj::do_should_include_member): Add layout
2757 * object.h (Object::should_include_member): Add layout parameter.
2759 (Object::do_should_include_member): Add layout parameter.
2760 (class Sized_relobj): Update declaration.
2761 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2763 * dynobj.h (class Sized_dynobj): Update declaration.
2764 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2766 * plugin.h (class Sized_pluginobj): Update declaration.
2768 2010-08-02 Ian Lance Taylor <iant@google.com>
2771 * output.cc (Output_segment::set_offset): Search for the first and
2772 last sections rather than assuming that the list is in order.
2773 (Output_segment::find_first_and_last_list): New function.
2774 * output.h (class Output_segment): Update declarations.
2775 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2776 (relro_strip_test_SOURCES): New variable.
2777 (relro_strip_test_DEPENDENCIES): New variable.
2778 (relro_strip_test_LDFLAGS): New variable.
2779 (relro_strip_test_LDADD): New variable.
2780 (relro_strip_test.so): New target.
2782 2010-08-02 Ian Lance Taylor <iant@google.com>
2784 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2785 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2786 (Target_i386::got_tlsdesc_section): New function.
2787 (Target_i386::got_section): Create space for GOT entries for
2788 TLSDESC relocations.
2789 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2791 (Target_i386::Scan::global): Likewise.
2792 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2794 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2795 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2796 (Target_x86_64::got_tlsdesc_section): New function.
2797 (Target_x86_64::got_section): Create space for GOT entries for
2798 TLSDESC relocations.
2799 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2801 (Target_x86_64::Scan::global): Likewise.
2802 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2805 2010-08-02 Ian Lance Taylor <iant@google.com>
2807 * testsuite/final_layout.sh: Use dc to convert from hex to
2810 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2812 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2813 paramter to the call to gold::gc_process_relocs.
2814 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2815 paramter to the call to gold::gc_process_relocs.
2816 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2817 parameter to the call to gold::gc_process_relocs.
2818 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2819 template parameter to the call to gold::gc_process_relocs.
2820 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2821 paramter to the call to gold::gc_process_relocs.
2822 * gc.h (get_embedded_addend_size): New function.
2823 (gc_process_relocs): Save the size of the reloc for use by ICF.
2824 * icf.cc (get_section_contents): Get the addend from the text section
2825 for SHT_REL relocation sections.
2826 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2827 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2828 * int_encoding.h (read_from_pointer): New overloaded function.
2829 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2830 * testsuite/icf_sht_rel_addend_test.sh: New file.
2831 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2832 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2834 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2836 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2837 * Makefile.in: Regenerate.
2838 * testsuite/Makefile.in: Regenerate.
2840 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2842 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2843 * gold/testsuite/debug_msg.cc: Likewise.
2844 * gold/testsuite/odr_violation1.cc
2845 * gold/testsuite/odr_violation2.cc
2847 2010-07-21 Cary Coutant <ccoutant@google.com>
2849 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2850 string, and length fields.
2851 (Output_merge_string::Merged_strings_list): New type.
2852 (Output_merge_string::Merged_strings_lists): New typedef.
2853 (Output_merge_string): Replace merged_strings_ with
2854 merged_strings_lists_.
2855 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2856 Merged_strings_list per input object and section. Don't store pointer
2857 to the string. Don't store length with each merged string entry.
2858 (Output_merge_string::finalize_merged_data): Loop over list of merged
2859 strings lists. Recompute length of each merged string.
2861 2010-07-15 Cary Coutant <ccoutant@google.com>
2863 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2866 2010-07-14 Ian Lance Taylor <iant@google.com>
2868 * descriptors.cc (Descriptors::open): Report correct name in error
2871 2010-07-13 Doug Kwan <dougkwan@google.com>
2873 * arm.cc (Arm_input_section::Arm_input_section): For a
2874 SHT_ARM_EXIDX section, always keeps the input sections.
2875 (Arm_input_section::set_exidx_section_link): New method.
2876 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2877 has_errors_ to false.
2878 (Arm_exidx_input_section::has_errors,
2879 Arm_exidx_input_section::set_has_errors): New methods.
2880 (Arm_exidx_input_section::has_errors_): New data member.
2881 (Arm_relobj::get_exidx_shndx_list): New method.
2882 (Arm_output_section::append_text_sections_to_list): Do not skip
2883 section without SHF_EXECINSTR.
2884 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2886 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2887 section header. Make error messages more verbose. Check for
2888 a non-executable section linked to an EXIDX section.
2889 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2890 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2891 check that there is no deferred EXIDX section if we exit early.
2892 Instead of not making an EXIDX section in case of an error, make one
2893 and set the has_errors flag of it.
2894 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2895 in a relocatable link.
2896 (Target_arm::do_relax): Look for the EXIDX output section instead of
2897 assuming that it is called .ARM.exidx.
2898 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2899 section list. Do not check for SHF_EXECINSTR section flags but
2900 skip any input section with errors.
2901 * output.cc (Output_section::Output_section): Initialize
2902 always_keeps_input_sections_ to false.
2903 (Output_section::add_input_section): Check for
2904 always_keeps_input_sections_.
2905 * output.h (Output_section::always_keeps_input_sections,
2906 Output_section::set_always_keeps_input_sections): New methods.
2907 (Output_section::always_keeps_input_sections): New data member.
2909 2010-07-13 Rafael Espindola <espindola@google.com>
2911 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2912 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2914 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2915 Ian Lance Taylor <iant@google.com>
2917 * output.h (Output_section_lookup_maps::add_merge_section):
2918 Correct check of whether value was inserted.
2919 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2920 (Output_section_lookup_maps::add_relaxed_input_section):
2922 * arm.cc (Target_arm::got_section): Remove used local os.
2923 * i386.cc (Target_i386::got_section): Likewise.
2924 * x86_64.cc (Target_x86_64::got_section): Likewise.
2925 * sparc.cc (Target_sparc::got_section): Likewise.
2926 (Target_sparc::relocate): Remove unused local have_got_offset.
2927 * powerpc.cc (Target_powerpc::relocate): Likewise.
2929 2010-07-13 Ian Lance Taylor <iant@google.com>
2931 * compressed_output.cc (zlib_decompress): Fix signature in
2934 * archive.cc (Archive::include_member): Unlock an external member
2935 of a thin archive. Don't bother to delete an object we know is
2938 2010-07-12 Cary Coutant <ccoutant@google.com>
2940 * compressed_output.cc (zlib_decompress): New function.
2941 (get_uncompressed_size): New function.
2942 (decompress_input_section): New function.
2943 * compressed_output.h (get_uncompressed_size): New function.
2944 (decompress_input_section): New function.
2945 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2946 Handle compressed debug sections.
2947 * layout.cc (is_compressed_debug_section): New function.
2948 (Layout::output_section_name): Map compressed section names to
2950 * layout.h (is_compressed_debug_section): New function.
2951 (is_debug_info_section): Recognize compressed debug sections.
2952 * merge.cc: Include compressed_output.h.
2953 (Output_merge_data::do_add_input_section): Handle compressed
2955 (Output_merge_string::do_add_input_section): Handle compressed
2957 * object.cc: Include compressed_output.h.
2958 (Sized_relobj::Sized_relobj): Initialize new data members.
2959 (build_compressed_section_map): New function.
2960 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2961 * object.h (Object::section_is_compressed): New method.
2962 (Object::do_section_is_compressed): New method.
2963 (Sized_relobj::Compressed_section_map): New type.
2964 (Sized_relobj::do_section_is_compressed): New method.
2965 (Sized_relobj::compressed_sections_): New data member.
2966 * output.cc (Output_section::add_input_section): Handle compressed
2968 * reloc.cc: Include compressed_output.h.
2969 (Sized_relobj::write_sections): Handle compressed debug sections.
2971 2010-07-08 Cary Coutant <ccoutant@google.com>
2973 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2974 weak when resolving to a dynamic def.
2975 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2976 for weak undef/dynamic def cases. Adjust callers.
2977 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2978 undef_binding_weak_.
2979 (Symbol_table::sized_write_globals): Adjust symbol binding.
2980 (Symbol_table::sized_write_symbol): Add binding parameter.
2981 * symtab.h (Symbol::set_undef_binding): New method.
2982 (Symbol::is_undef_binding_weak): New method.
2983 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2984 (Symbol_table::should_override): Add new parameter.
2985 (Symbol_table::sized_write_symbol): Add new parameter.
2987 * testsuite/weak_undef_file1.cc: Add new test case.
2988 * testsuite/weak_undef_file2.cc: Fix header comment.
2989 * testsuite/weak_undef_test.cc: Add new test case.
2991 2010-06-29 Doug Kwan <dougkwan@google.com>
2993 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2994 Initialize USE_SYMBOL_.
2995 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2997 (Arm_reloc_property::uses_symbol_): New data member declaration.
2998 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2999 uses symbol value and symbol is undefined but not weakly undefined.
3001 2010-06-28 Rafael Espindola <espindola@google.com>
3003 * plugin.cc (Plugin::load): Use dlerror.
3005 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3007 * symtab.cc (detect_odr_violations): When reporting an ODR
3008 violation, report an object where the symbol is defined.
3010 2010-06-25 Doug Kwan <dougkwan@google.com>
3012 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3013 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3015 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3016 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3017 target hook to detect function points.
3018 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3019 * icf.h (Icf::check_section_for_function_pointers): Change type of
3020 parameter SECTION_NAME to const reference to std::string. Use
3021 target hook to determine if section may have unsafe pointers.
3022 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3025 2010-06-21 Rafael Espindola <espindola@google.com>
3027 * fileread.cc (Input_file::find_fie): New
3028 (Input_file::open): Use Input_file::find_fie.
3029 * fileread.h (Input_file::find_fie): New
3030 * plugin.cc (set_extra_library_path): New.
3031 (Plugin::load): Add set_extra_library_path to the transfer vector.
3032 (Plugin_manager::set_extra_library_path): New.
3033 (Plugin_manager::add_input_file): Use the extra search path if set.
3034 (set_extra_library_path(): New.
3035 * plugin.h (Plugin_manager): Add set_extra_library_path and
3038 2010-06-19 Cary Coutant <ccoutant@google.com>
3040 * layout.cc (gdb_sections): Add .debug_types.
3041 (lines_only_debug_sections): Likewise.
3043 2010-06-18 Rafael Espindola <espindola@google.com>
3045 * plugin.cc (add_input_file,add_input_library)
3046 (Plugin_manager::add_input_file): Make filename arguments const.
3047 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3050 2010-06-16 Doug Kwan <dougkwan@google.com>
3052 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3053 .ARM.attributes section if we have not merged any input
3054 attributes sections.
3056 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3058 * arm.cc: Allow combining objects with no EABI version
3061 2010-06-15 Rafael Espindola <espindola@google.com>
3063 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3065 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3067 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3068 (struct iovec): Correct !HAVE_READV definition.
3070 2010-06-10 Cary Coutant <ccoutant@google.com>
3072 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3073 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3075 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3078 * symtab.h (Symbol::is_placeholder): New member function.
3079 * target-reloc.h (relocate_section): Check for placeholder symbols.
3081 * testsuite/Makefile.am (plugin_test_8): New test.
3082 (plugin_test_9): New test.
3083 * testsuite/Makefile.in: Regenerate.
3085 2010-06-09 Nick Clifton <nickc@redhat.com>
3087 * yyscript.y (input_list_element): Allow strings prefixed with
3088 the '-' character. Treat these as libraries.
3089 * script.cc (script_add_library): New function. Adds a library
3090 specified by "-l<name>" found in an input script.
3091 * script-c.h: Add prototype for script_add_library.
3093 2010-06-07 Doug Kwan <dougkwan@google.com>
3095 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3096 Restrict stub-group size to be within long conditional branch
3097 range when working around cortex-A8 erratum.
3099 2010-06-07 Damien Diederen <dd@crosstwine.com>
3101 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3104 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3108 (Output_section::Input_section_sort_entry::compare_section_ordering):
3109 Change to return non-zero correctly.
3110 (Output_section::Input_section_sort_section_order_index_compare
3111 ::operator()): Change to fix ambiguity in comparisons.
3113 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3115 * gold.h (is_wildcard_string): New function.
3116 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3117 (Layout::layout_eh_frame): Ditto.
3118 (Layout::find_section_order_index): New method.
3119 (Layout::read_layout_from_file): New method.
3120 * layout.h (Layout::find_section_order_index): New method.
3121 (Layout::read_layout_from_file): New method.
3122 (Layout::input_section_position_): New private member.
3123 (Layout::input_section_glob_): New private member.
3124 * main.cc (main): Call read_layout_from_file here.
3125 * options.h (--section-ordering-file): New option.
3126 * output.cc (Output_section::input_section_order_specified_): New
3128 (Output_section::Output_section): Initialize new member.
3129 (Output_section::add_input_section): Add new parameter.
3130 Keep input sections when --section-ordering-file is used.
3131 (Output_section::set_final_data_size): Sort input sections when
3132 section ordering file is specified.
3133 (Output_section::Input_section_sort_entry): Add new parameter.
3135 (Output_section::Input_section_sort_entry::compare_section_ordering):
3137 (Output_section::Input_section_sort_compare::operator()): Change to
3138 consider section_order_index.
3139 (Output_section::Input_section_sort_init_fini_compare::operator()):
3140 Change to consider section_order_index.
3141 (Output_section::Input_section_sort_section_order_index_compare
3142 ::operator()): New method.
3143 (Output_section::sort_attached_input_sections): Change to sort
3144 according to section order when specified.
3145 (Output_section::add_input_section<32, true>): Add new parameter.
3146 (Output_section::add_input_section<64, true>): Add new parameter.
3147 (Output_section::add_input_section<32, false>): Add new parameter.
3148 (Output_section::add_input_section<64, false>): Add new parameter.
3149 * output.h (Output_section::add_input_section): Add new parameter.
3150 (Output_section::input_section_order_specified): New
3152 (Output_section::set_input_section_order_specified): New method.
3153 (Input_section::Input_section): Initialize section_order_index_.
3154 (Input_section::section_order_index): New method.
3155 (Input_section::set_section_order_index): New method.
3156 (Input_section::section_order_index_): New member.
3157 (Input_section::Input_section_sort_section_order_index_compare): New
3159 (Output_section::input_section_order_specified_): New member.
3160 * script-sections.cc (is_wildcard_string): Delete and move modified
3162 (Output_section_element_input::Output_section_element_input): Modify
3163 call to is_wildcard_string.
3164 (Output_section_element_input::Input_section_pattern
3165 ::Input_section_pattern): Ditto.
3166 (Output_section_element_input::Output_section_element_input): Ditto.
3167 * testsuite/Makefile.am (final_layout): New test case.
3168 * testsuite/Makefile.in: Regenerate.
3169 * testsuite/final_layout.cc: New file.
3170 * testsuite/final_layout.sh: New file.
3172 2010-06-01 Rafael Espindola <espindola@google.com>
3174 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3176 2010-06-01 Rafael Espindola <espindola@google.com>
3178 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3179 visibility of symbols.
3181 2010-05-27 Doug Kwan <dougkwan@google.com>
3183 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3184 from start of output section instead of address for a local symbol
3185 in a merged or relaxed section when doing a relocatable link.
3187 2010-05-26 Rafael Espindola <espindola@google.com>
3190 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3191 adding sections the garbage collector removed.
3192 * gold/testsuite/Makefile.am: Add test.
3193 * gold/testsuite/Makefile.in: Regenerate.
3194 * gold/testsuite/plugin_test_7.sh: New.
3195 * gold/testsuite/plugin_test_7_1.c: New.
3196 * gold/testsuite/plugin_test_7_2.c: New.
3198 2010-05-26 Rafael Espindola <espindola@google.com>
3200 * script-sections.cc (Output_section_definition::set_section_addresses):
3201 Check for --section-start.
3203 2010-05-26 Doug Kwan <dougkwan@google.com>
3205 * arm.cc (Arm_scan_relocatable_relocs): New class.
3206 (Target_arm::relocate_special_relocatable): New method.
3207 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3208 (Arm_relocate_functions::thumb_branch_common): Same.
3209 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3210 instead of Default_scan_relocatable_relocs.
3211 * target-reloc.h (relocate_for_relocatable): Let target handle
3212 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3213 * target.h (Sized_target::relocate_special_relocatable): New method.
3215 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3217 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3219 2010-05-23 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3223 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3224 with a direct branch, not a conditional branch, to a stub.
3225 * merge.cc (Output_merge_base::record_input_section): New method
3227 (Output_merge_data::do_add_input_section): Record input section if
3228 keeps-input-sections flag is set.
3229 (Output_merge_string::do_add_input_section): Ditto.
3230 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3231 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3233 (Output_merge_base::keeps_input_sections,
3234 Output_merge_base::set_keeps_input_sections,
3235 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3237 (Output_merge_base::Input_sections): New type declaration.
3238 (Output_merge_base::input_sections_begin,
3239 Output_merge_base::input_sections_end,
3240 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3241 (Output_merge_base::bool keeps_input_sections_,
3242 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3243 Output_merge_base::input_sections_): New data members.
3244 (Output_merge_data::do_set_keeps_input_sections): New method
3246 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3247 * output.cc (Output_section::Input_section::relobj): Move method
3248 defintion from class declaration to here and handle merge sections.
3249 (Output_section::Input_section::shndx): Ditto.
3250 (Output_section::Output_section): Remove initializations of removed
3251 data members and initialize new data member LOOKUP_MAPS_.
3252 (Output_section::add_input_section): Set keeps-input-sections flag
3253 for a newly created merge output section as appropriate. Adjust code
3254 to use Output_section_lookup_maps class.
3255 (Output_section::add_relaxed_input_section): Adjst code for lookup
3256 maps code refactoring.
3257 (Output_section::add_merge_input_section): Add a new parameter
3258 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3259 class. If adding input section to a newly created merge output
3260 section fails, remove the new merge section.
3261 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3262 Adjust code for use of the Output_section_lookup_maps class.
3263 (Output_section::find_merge_section): Ditto.
3264 (Output_section::build_lookup_maps): New method defintion.
3265 (Output_section::find_relaxed_input_section): Adjust code to use
3266 Output_section_lookup_maps class.
3267 (Output_section::get_input_sections): Export merge sections. Adjust
3268 code to use Output_section_lookup_maps class.
3269 (Output_section:::add_script_input_section): Adjust code to use
3270 Output_section_lookup_maps class. Update lookup maps for merge
3272 (Output_section::discard_states): Use Output_section_lookup_maps.
3273 (Output_section::restore_states): Same.
3274 * output.h (Merge_section_properties): Move class defintion out of
3276 (Output_section_lookup_maps): New class.
3277 (Output_section::Input_section::is_merge_section): New method
3279 (Output_section::Input_section::relobj): Move defintion out of class
3280 defintion. Declare method only.
3281 (Output_section::Input_section::shndx): Ditto.
3282 (Output_section::Input_section::output_merge_base): New method defintion.
3283 (Output_section::Input_section::u2_.pomb): New union field.
3284 (Output_section::Merge_section_by_properties_map,
3285 Output_section::Output_section_data_by_input_section_map,
3286 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3288 (Output_section::add_merge_input_section): Add new parameter
3289 KEEPS_INPUT_SECTIONS.
3290 (Output_section::build_lookup_maps): New method declaration.
3291 (Output_section::merge_section_map_,
3292 Output_section::merge_section_by_properties_map_,
3293 Output_section::relaxed_input_section_map_,
3294 Output_section::is_relaxed_input_section_map_valid_): Remove data
3296 (Output_section::lookup_maps_): New data member.
3298 2010-05-21 Doug Kwan <dougkwan@google.com>
3301 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3302 avoid a compilation error.
3304 2010-05-19 Rafael Espindola <espindola@google.com>
3306 * script-sections.cc (Output_section_definition::allocate_to_segment):
3307 Update the phdrs_list even when the output section is NULL.
3308 * testsuite/Makefile.am: Add test.
3309 * testsuite/Makefile.in: Regenerate.
3310 * testsuite/script_test_9.cc: New.
3311 * testsuite/script_test_9.sh: New.
3312 * testsuite/script_test_9.t: New.
3314 2010-05-19 Doug Kwan <dougkwan@google.com>
3316 * arm.cc (Arm_input_section::original_size): New method.
3317 (Arm_input_section::do_addralign): Add a cast.
3318 (Arm_input_section::do_output_offset): Remove static cast.
3319 (Arm_input_section::original_addralign,
3320 Arm_input_section::original_size_): Change type to uint32_t.
3321 (Arm_input_section::init): Add safe casts for section alignment
3323 (Arm_input_section::set_final_data_size): Do not set address and
3324 offset of stub table.
3325 (Arm_output_section::fix_exidx_coverage): Change use of of
3326 Output_section::Simple_input_section to that of
3327 Output_section::Input_section.
3328 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3329 except for the first pass.
3330 * output.cc (Output_section::get_input_sections): Change type of
3331 input_sections to std::list<Input_section>.
3332 (Output_section::add_script_input_section): Rename from
3333 Output_section::add_simple_input_section. Change type of SIS
3334 parameter from Simple_input_section to Input_section.
3335 * output.h (Output_section::Simple_input_section): Remove class.
3336 (Output_section::Input_section): Change class visibility to public.
3337 (Output_section::Input_section::addralign): Use stored alignments
3338 for special input sections if set.
3339 (Output_section::Input_section::set_addralign): New method.
3340 (Output_section::get_input_sections): Change parameter type from
3341 list of Simple_input_section to list of Input_section.
3342 (Output_section::add_script_input_section): Rename from
3343 Output_section::add_simple_input_section. Change first parameter's
3344 type from Simple_input_section to Input_section and remove the
3345 second and third parameters.
3346 * script-sections.cc (Input_section::Input_section_list): Change
3347 type to list of Output_section::Input_section/
3348 (Input_section_info::Input_section_info): Change parameter type of
3349 INPUT_SECTION to Output_section::Input_section.
3350 (Input_section_info::input_section): Change return type.
3351 (Input_section_info::input_section_): Change type to
3352 Output_section::Input_section.
3353 (Output_section_element_input::set_section_addresses): Adjust code
3354 to use Output_section::Input_section instead of
3355 Output_section::Simple_input_section. Adjust code for renaming
3356 of Output_section::add_simple_input_section.
3357 (Orphan_output_section::set_section_addresses): Ditto.
3359 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3361 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3362 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3364 2010-05-18 Rafael Espindola <espindola@google.com>
3366 * options.cc (General_options::finalize): Handle -nostdlib.
3367 * options.h (nostdlib): New option.
3368 * script.cc (script_add_search_dir): Handle -nostdlib.
3370 2010-05-12 Doug Kwan <dougkwan@google.com>
3372 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3373 attributes section only if there no attributes section after merging.
3374 (Target_arm::merge_object_attributes): Move value of
3375 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3376 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3377 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3378 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3379 and arm_attr_merge_7.stdout.
3380 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3381 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3382 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3383 arm_attr_merge_7b.o): New rules.
3384 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3386 * testsuite/Makefile.in: Regenerate.
3387 * testsuite/arm_attr_merge.sh: New file.
3388 * testsuite/arm_attr_merge_[67][ab].s: Same.
3390 2010-05-05 Nick Clifton <nickc@redhat.com>
3392 * po/es.po: Updated Spanish translation.
3394 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3396 * Makefile.am (install-exec-local): Properly install gold as
3397 default cross linker.
3398 * Makefile.in: Regenerated.
3400 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3401 Nick Clifton <nickc@redhat.com>
3403 * configure.ac (install_as_default): Define and set to false
3404 unless --enable-gold or --enable-gold=both/gold has been
3406 * configure: Regenerate.
3408 * Makefile.am (install-exec-local): Install the executable as
3409 'ld.gold'. If install_as_default is true then also install it as
3411 * Makefile.in: Regenerated.
3413 2010-04-24 Ian Lance Taylor <iant@google.com>
3415 * layout.cc (Layout::layout_reloc): In relocatable link don't
3416 combine reloc sections for grouped sections.
3418 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3420 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3421 sections that are not ordinary to icf.
3422 * icf.cc (get_section_contents): Handle relocation pointing to section
3423 with no object or shndx information.
3424 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3425 * testsuite/Makefile.in: Regenerate.
3426 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3427 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3429 2010-04-22 Ian Lance Taylor <iant@google.com>
3431 * expression.cc (Expression::Expression_eval_info): Add
3432 result_alignment_pointer field.
3433 (Expression::eval_with_dot): Add result_alignment_pointer
3434 parameter. Change all callers.
3435 (Expression::eval_maybe_dot): Likewise.
3436 (class Binary_expression): Add alignment_pointer parameter to
3437 left_value and right_value. Change all callers.
3438 (BINARY_EXPRESSION): Set result alignment.
3439 (class Trinary_expression): Add alignment_pointer parameter to
3440 arg2_value and arg3_value. Change all callers.
3441 (Trinary_cond::value): Set result alignment.
3442 (Max_expression::value, Min_expression::value): Likewise.
3443 (Align_expression::value): Likewise.
3444 * script-sections.cc (class Sections_element): Add dot_alignment
3445 parameter to set_section_addresses virtual function. Update
3447 (class Output_section_element): Likewise.
3448 (Script_sections::create_segments): Add dot_alignment parameter.
3450 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3451 (Script_sections::set_phdrs_clause_addresses): Likewise.
3452 * script-sections.h: Update declarations.
3453 * script.h: Update declarations.
3454 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3456 * testsuite/script_test_3.t: Set large alignment.
3457 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3458 segment has expected alignment.
3460 2010-04-22 Nick Clifton <nickc@redhat.com>
3462 * po/gold.pot: Updated by the Translation project.
3463 * po/vi.po: Updated Vietnamese translation.
3465 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3467 * testsuite/Makefile.am (check_PROGRAMS): Add
3468 icf_virtual_function_folding_test.
3469 * testsuite/Makefile.in: Regenerated.
3471 2010-04-15 Andrew Haley <aph@redhat.com>
3473 * options.h (merge_exidx_entries): New option.
3474 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3475 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3476 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3477 (Target_arm::merge_exidx_entries): New function.
3478 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3479 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3480 to Arm_exidx_fixup constructor.
3481 Add new arg, merge_exidx_entries.
3482 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3483 Arm_output_section::fix_exidx_coverage.
3485 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3487 * icf.cc (get_section_contents): Check for preemptible functions.
3488 Ignore addend when appropriate.
3489 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3491 (add_from_relobj): Check for section folded.
3492 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3493 * symtab.h (should_add_dynsym_entry): Add new parameter.
3494 * target-reloc.h (scan_relocs): Check for section folded.
3495 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3496 Check reloc types for function pointers in shared objects.
3497 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3499 (icf_preemptible_functions_test): New test case.
3500 (icf_string_merge_test): New test case.
3501 * testsuite.Makefile.in: Regenerate.
3502 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3503 bar_glob. Refactor code.
3504 * testsuite/icf_preemptible_functions_test.cc: New file.
3505 * testsuite/icf_preemptible_functions_test.sh: New file.
3506 * testsuite/icf_string_merge_test.cc: New file.
3507 * testsuite/icf_string_merge_test.sh: New file.
3508 * testsuite/icf_virtual_function_folding_test.cc: New file.
3509 * testsuite/icf_virtual_function_folding_test.sh: New file.
3511 2010-04-14 Doug Kwan <dougkwan@google.com>
3513 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3514 for local symbol recounting if we remove a section due to ICF.
3515 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3516 there are no regular objects in input.
3518 2010-04-13 Doug Kwan <dougkwan@google.com>
3520 * arm.cc (Arm_input_section::set_final_data_size): Compute
3521 accurate final data size instead of using current data size.
3523 2010-04-09 Doug Kwan <dougkwan@google.com>
3525 * layout.cc (Layout::choose_output_section): Handle script section
3527 (Layout::make_output_section_for_script): Add section type parameter.
3528 Handle script section types.
3529 * layout.h (Layout::make_output_section_for_script): Add section
3531 * output.cc (Output_section::Output_section): Initialize data member
3533 (Output_section::do_reset_address_and_file_offset): Do not set address
3534 to 0 if section is a NOLOAD section.
3535 * output.h (Output_section::is_noload): New method.
3536 (Output_section::set_is_noload): Ditto.
3537 (Output_section::is_noload_): New data member.
3538 * script-c.h (Script_section_type): New enum type.
3539 (struct Parser_output_section_header): Add new file section_type.
3540 * script-sections.cc (Sections_element::output_section_name): Add
3541 parameter for returning script section type.
3542 (Output_section_definition::output_section_name): Ditto.
3543 (Output_section_definition::section_type)P; New method.
3544 (Output_section_definiton::script_section_type_name): Ditto.
3545 (Output_section_definition::script_section_type_): New data member.
3546 (Output_section_definition::Output_section_definition): Initialize
3547 data member Output_section_definition::script_section_type_.
3548 (Output_section_definition::create_sections): Pass script section type
3549 to Layout::make_output_section_for_script.
3550 (Output_section_definition::output_section_name): Return script
3551 section type to caller.
3552 (Output_section_definition::set_section_address): Do not advance
3553 dot value and load address if section type is NOLOAD. Set address
3554 of NOLOAD sections regardless of section flags.
3555 (Output_section_definition::print): Print section type if it is
3556 not SCRIPT_SECTION_TYPE_NONE.
3557 (Output_section_definition::section_type): New method.
3558 (Output_section_definition::script_section_type_name): Ditto.
3559 (Script_sections::output_section_name): Add new parameter
3560 PSECTION_TYPE for returning script section type. Pass it to
3561 section elements. Handle discard sections.
3562 (Sort_output_sections::operator()): Handle NOLOAD sections.
3563 * script-sections.h (Script_sections::Section_type): New enum type.
3564 (Script_sections::output_section_name): Add a new parameter for
3565 returning script section type.
3566 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3568 * yyscript.y (union): Add new field SECTION_TYPE.
3569 (COPY, DSECT, INFO, NOLOAD): New tokens.
3570 (opt_address_and_section_type): Change type to output_section_header.
3571 (section_type): New non-terminal
3572 (section_header): Handle section type.
3573 (opt_address_and_section_type): Return section type value.
3575 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3577 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3578 * testsuite/plugin_common_test_2.c (foo): Likewise.
3580 2010-04-08 Doug Kwan <dougkwan@google.com>
3582 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3584 * output.cc (Output_section::add_merge_input_section): Simplify
3585 code and return status of Output_merge_base::add_input_section.
3586 Update merge section map only if Output_merge_base::add_input_section
3589 2010-04-07 Doug Kwan <dougkwan@google.com>
3591 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3592 if section is marked as containing instructions but has no mapping
3594 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3595 correct section index.
3596 (Arm_relobj::find_linked_text_section): Ditto.
3598 2010-04-07 Cary Coutant <ccoutant@google.com>
3600 * archive.cc (include_member): Destroy Read_symbols_data object before
3602 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3603 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3604 (Read_symbols_data::~Read_symbols_data) New destructor.
3605 (Section_relocs::Section_relocs) New constructor.
3606 (Section_relocs::~Section_relocs) New destructor.
3607 (Read_relocs_data::Read_relocs_data) New constructor.
3608 (Read_relocs_data::~Read_relocs_data) New destructor.
3609 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3610 pointers to NULL after deleting.
3612 2010-04-07 Doug Kwan <dougkwan@google.com>
3614 * arm.cc: Replace "endianity" with "endianness" in comments.
3615 (Arm_exidx_cantunwind): Ditto.
3616 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3617 (Arm_relobj::merge_flags_and_attributes): New method.
3618 (Arm_relobj::merge_flags_and_attributes_): New data member.
3619 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3620 (Arm_relobj::scan_sections_for_stubs): Ditto.
3621 (Arm_relobj::do_read_symbols): Check to see if we really want to
3622 merge processor-specific flags and attributes. Exit early if
3623 an object is empty except for section names and the undefined symbol.
3624 (Target_arm::do_finalize_sections): Move check for ELF format to
3625 Arm_relobj::do_read_symbols. Merge processor specific flags and
3626 attributes from a regular object only when we have determined that
3627 it is aapropriate. Do not create an .ARM.attributes section in
3628 output if there is no regular input object.
3629 (Target_arm::merge_processor_specific_flags): Check
3630 --warn-mismatch before printing any error.
3631 (Target_arm::merge_object_attributes): Ditto.
3632 * gold.cc (queue_middle_tasks): Handle the case in which there is
3633 no regular object in input.
3634 * options.cc (General_options::parse_EB): New method.
3635 (General_options::parse_EL): Same.
3636 (General_options::General_options): Initialize endianness_.
3637 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3639 (General_options::Endianness): New enum.
3640 (General_options::endianness): New method.
3641 (General_options::endianness_): New data member.
3642 * parameters.cc (Parameters::set_options): Check target endianness.
3643 (Parameters::set_target_once): Ditto.
3644 (Parameters::check_target_endianness): New method.
3645 (parameters_force_valid_target): If either -EL or -EB is specified,
3646 use it to define endianness of default target.
3647 * parameters.h (Parameters::check_target_endianness): New method
3649 * target.h (class Target): Change "endianity" to "endianness"
3652 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3654 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3655 * configure: Regenerate.
3656 * Makefile.in: Regenerate.
3657 * testsuite/Makefile.in: Regenerate.
3659 2010-04-06 Cary Coutant <ccoutant@google.com>
3662 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3663 prevailing definitions of common symbols.
3664 * testsuite/plugin_test_6.sh: New test case.
3665 * testsuite/plugin_common_test_1.c: New test case.
3666 * testsuite/plugin_common_test_2.c: New test case.
3667 * testsuite/Makefile.am (plugin_test_6): New test case.
3668 * testsuite/Makefile.in: Regenerate.
3670 2010-04-06 Nick Clifton <nickc@redhat.com>
3672 * po/vi.po: New Vietnamese translation.
3674 2010-03-30 Doug Kwan <dougkwan@google.com>
3676 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3678 2010-03-25 Doug Kwan <dougkwan@google.com>
3680 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3681 to avoid a conversion warning on a 32-bit host.
3683 2010-03-24 Ian Lance Taylor <iant@google.com>
3685 * testsuite/script_test_3.t: Add a TLS segment.
3686 * testsuite/Makefile.am (check_PROGRAMS): Add
3687 tls_phdrs_script_test.
3688 (tls_phdrs_script_test_SOURCES): Define.
3689 (tls_phdrs_script_test_DEPENDENCIES): Define.
3690 (tls_phdrs_script_test_LDFLAGS): Define.
3691 (tls_phdrs_script_test_LDADD): Define.
3692 * testsuite/Makefile.in: Rebuild.
3694 2010-03-23 Cary Coutant <ccoutant@google.com>
3696 * fileread.cc (find_or_make_view): Fix comment.
3698 2010-03-23 Ian Lance Taylor <iant@google.com>
3700 * script-sections.cc (class Orphan_section_placement): Define
3701 PLACE_TLS and PLACE_TLS_BSS.
3702 (Orphan_section_placement::Orphan_section_placement): Initialize
3704 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3705 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3706 (tls_script_test_SOURCES): Define.
3707 (tls_script_test_DEPENDENCIES): Define.
3708 (tls_script_test_LDFLAGS): Define.
3709 (tls_script_test_LDADD): Define.
3710 * testsuite/Makefile.in: Rebuild.
3712 2010-03-22 Doug Kwan <dougkwan@google.com>
3714 * arm.cc (Arm_relocate_functions::abs8,
3715 Arm_relocate_functions::abs16): Use correct check for overflow
3716 specified in the ARM ELF specs.
3717 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3718 target of a BLX instruction specially.
3719 (Reloc_stub::stub_type_for_reloc): Ditto.
3720 (Relocate::relocate): Use symbolic names instead of numeric relocation
3721 codes to report error.
3722 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3724 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3725 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3726 thumb2_blx_out_of_range.stdout
3727 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3728 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3729 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3730 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3731 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3732 thumb2_blx_in_range, thumb2_blx_in_range.o,
3733 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3734 thumb2_blx_out_of_range.o): New rules.
3735 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3736 thumb2_blx_in_range and thumb2_blx_out_of_range.
3737 * testsuite/Makefile.in: Regenerate.
3738 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3739 * testsuite/thumb_blx_in_range.s: New file.
3740 * testsuite/thumb_blx_out_of_range.s: New file.
3742 2010-03-22 Rafael Espindola <espindola@google.com>
3744 * archive.cc (Should_include): Move to archive.h.
3745 (should_include_member): Make it a member of Archive.
3747 (Add_lib_group_symbols): New.
3748 * archive.h: Include options.h.
3749 (Archive_member): Moved from Archive.
3750 (Should_include): Moved from archive.cc.
3752 (Add_lib_group_symbols): New.
3753 * dynobj.cc (do_should_include_member): New.
3754 * dynobj.h (do_should_include_member): New.
3755 * gold.cc (queue_initial_tasks): Update call to queue.
3756 * main.cc (main): Print lib group stats.
3757 * object.cc (do_should_include_member): New.
3758 * object.h: Include archive.h.
3759 (Object::should_include_member): New.
3760 (Object::do_should_include_member): New.
3761 (Sized_relobj::do_should_include_member): New.
3762 * options.cc (General_options::parse_start_lib): New.
3763 (General_options::parse_end_lib): New.
3764 (Input_arguments::add_file): Handle lib groups.
3765 (Input_arguments::start_group): Check we are not in a lib.
3766 (Input_arguments::start_lib): New.
3767 (Input_arguments::end_lib): New.
3768 * options.h (General_options): Add start_lib and end_lib.
3769 (Input_argument::lib_): New.
3770 (Input_argument::lib): New.
3771 (Input_argument::is_lib): New.
3772 (Input_file_lib): New.
3773 (Input_arguments::in_lib_): New.
3774 (Input_arguments::in_lib): New.
3775 (Input_arguments::start_lib): New.
3776 (Input_arguments::end_lib_): New.
3777 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3778 in unused members as preempted.
3779 (Sized_pluginobj::do_should_include_member): New.
3780 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3781 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3783 (Read_symbols::do_whole_lib_group): New.
3784 (Read_symbols::do_lib_group): New.
3785 (Read_symbols::do_read_symbols): Handle lib groups.
3786 (Read_symbols::get_name): Handle lib groups.
3787 * readsyms.h (Read_symbols): Add an archive member pointer.
3788 (Read_symbols::do_whole_lib_group): New.
3789 (Read_symbols::do_lib_group): New.
3790 (Read_symbols::member_): New.
3791 * script.cc (read_input_script): Update call to queue_soon.
3793 2010-03-19 Doug Kwan <dougkwan@google.com>
3795 * arm.cc (Stub_table::Stub_table): Initialize new data members
3796 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3797 (Stub_table::add_reloc_stub): Assign stub offset and update
3798 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3799 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3801 (Stub_table::update_data_size_and_addralign): Use
3802 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3803 instead of going over all reloc stubs.
3804 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3805 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3806 Stringpool_template::offset_ to size of Stringpool_char.
3807 (Stringpool_template::new_key_offset): Remove code to initialize
3808 Stringpool_template::offset_.
3809 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3810 Stringpool_template::offset_ to zero.
3812 2010-03-15 Doug Kwan <dougkwan@google.com>
3814 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3816 (Stringpool_template::new_key_offset): New method.
3817 (Stringpool_template::add_string): Assign offsets when adding new
3819 (Stringpool_template::set_string_offsets): Do not set string offsets
3820 when not optimizing.
3821 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3823 (Chunked_vector::clear): Clear size_.
3824 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3825 (Chunked_vector::size): Return size_.
3826 (Chunked_vector::push_back): Use size_ to find insert position.
3827 (Chunked_vector::size_): New data member.
3828 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3829 (Stringpool_template::new_key_offset): New method declaration.
3830 (Stringpool_template::offset_): New data member.
3832 2010-03-15 Rafael Espindola <espindola@google.com>
3834 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3835 Add_symbols' constructor.
3836 * readsyms.h (Add_symbols): Remove the input_group member.
3838 2010-03-10 Ian Lance Taylor <iant@google.com>
3840 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3841 target to ask whether a reference to a symbol requires a stack
3843 * target.h (Target::is_call_to_non_split): New function.
3844 (Target::do_is_call_to_non_split): Declare virtual function.
3845 * target.cc: Include "symtab.h".
3846 (Target::do_is_call_to_non_split): New function.
3847 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3849 2010-03-10 Cary Coutant <ccoutant@google.com>
3851 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3852 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3853 (File_read::open[2]): Add whole_file_view_ to list of views.
3854 (File_read::make_view): Remove test of whole_file_view_.
3855 (File_read::find_or_make_view): Create whole_file_view_ if
3857 (File_read::clear_views): Replace bool parameter with enum;
3858 adjust all callers. Don't delete views with permanent data;
3859 do delete cached views and views from archives if
3860 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3861 if clearing the corresponding view.
3862 * fileread.h (File_read::Clear_views_mode): New enum.
3863 (File_read::View::is_permanent_view): New method.
3864 (File_read::clear_views): Replace bool parameter
3865 with enum; adjust all callers.
3866 * options.h (General_options): Change keep_files_mapped option;
3867 add map_whole_files.
3868 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3870 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3873 2010-03-10 David S. Miller <davem@davemloft.net>
3875 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3877 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3879 * icf.cc (get_section_contents): Add '@' marker after processing the
3882 2010-03-08 Doug Kwan <dougkwan@google.com>
3884 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3885 due to a conversion warning.
3886 (Arm_relobj::update_output_local_symbol_count): Check for local
3887 symbol with unset output index.
3889 2010-03-05 Ian Lance Taylor <iant@google.com>
3891 * options.h (class General_options): Add --spare-dynamic-tags.
3892 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3893 --spare-dynamic-tags.
3895 2010-03-05 Ian Lance Taylor <iant@google.com>
3897 * incremental.cc: Include "libiberty.h".
3899 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3901 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3902 function, is_info_ member.
3903 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3904 (Versions::Versions): Update caller.
3905 (Versions::define_base_version): Likewise.
3906 (Versions::add_def): Likewise.
3908 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3910 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3911 (Scan::possible_function_pointer_reloc): New function.
3912 (Scan::local_reloc_may_be_function_pointer): Change to call
3913 possible_function_pointer_reloc.
3914 (Scan::global_reloc_may_be_function_pointer): Ditto.
3915 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3916 relocations in ".data.rel.ro._ZTV" section.
3917 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3918 * testsuite/icf_safe_so_test.cc: Ditto.
3919 * testsuite/icf_safe_test.cc: Ditto.
3920 * testsuite/icf_safe_test.sh: Ditto.
3922 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3923 Ian Lance Taylor <iant@google.com>
3925 * target-reloc.h (relocate_section): Check the symbol table index
3926 for -1U before setting the local symbol index.
3927 (scan_relocatable_relocs): If copying the relocation, record that
3928 the local symbol is required.
3929 * object.h (Symbol_value::is_output_symtab_index_set): New
3931 (Symbol_value::may_be_discarded_from_output_symtab): New
3933 (Symbol_value::has_output_symtab_entry): New function.
3934 (Symbol_value::needs_output_symtab_entry): Remove.
3935 (Symbol_value::output_symtab_index): Make sure the symbol index is
3937 (Symbol_value::set_output_symtab_index): Make sure the symbol
3938 index is not set. Make sure the new index is valid.
3939 (Symbol_value::set_must_have_output_symtab_entry): New function.
3940 (Symbol_value::has_output_dynsym_entry): New function.
3941 (Symbol_value::set_output_dynsym_index): Make sure the new index
3943 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3944 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3945 local symbol if permitted.
3946 (Sized_relobj::do_finalize_local_symbols): Call
3947 is_output_symtab_index_set rather than needs_output_symtab_entry.
3948 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3949 rather than needs_output_symtab_entry. Call
3950 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3951 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3952 is_output_symtab_index_set rather than needs_output_symtab_entry.
3953 * testsuite/discard_locals_relocatable_test.c: New file.
3954 * testsuite/discard_locals_test.sh: Test -r.
3955 * testsuite/Makefile.am (check_DATA): Add
3956 discard_locals_relocatable_test1.syms,
3957 discard_local_relocatable_test2.syms.
3958 (MOSTLYCLEANFILES): Likewise. Also add
3959 discard_locals_relocatable_test1.lout and
3960 discard_locals_relocatable_test2.out.
3961 (discard_locals_relocatable_test1.syms): New target.
3962 (discard_locals_relocatable_test.o): New target.
3963 (discard_locals_relocatable_test1.out): New target.
3964 (discard_locals_relocatable_test2.syms): New target.
3965 (discard_locals_relocatable_test2.out): New target.
3966 (various): Add missing ../ld-new dependencies.
3967 * testsuite/Makefile.in: Rebuild.
3969 2010-03-03 Nick Clifton <nickc@redhat.com>
3971 * po/fi.po: New Finnish translation.
3973 2010-03-01 Doug Kwan <dougkwan@google.com>
3975 * layout.cc (Layout::Layout): Force section types of .init_array*,
3976 .preinit_array* and .fini_array* sections.
3977 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3978 Fix check of return value of std::string::find.().
3979 (Output_section::Input_section_sort_compare::operator()): Remove
3980 comment about .init_array.
3981 (Output_section::Input_section_sort_init_fini_compare::operator()):
3983 (Output_section::sort_attached_input_sections): Handle .init_array
3984 and .fini_array specially.
3985 * output.h (Output_section::Inut_section_sort_compare): Update
3987 (Output_section::Input_section_sort_init_fini_compare): New struct.
3989 2010-02-26 Doug Kwan <dougkwan@google.com>
3991 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3992 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3993 * testsuite/debug_msg.sh: Avoid matching source line number for
3994 use of global variable undef_int.
3996 2010-02-26 Doug Kwan <dougkwan@google.com>
3998 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3999 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4000 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4001 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4002 * options.cc (General_options::General_options): Initialize member
4004 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4005 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4006 and rm_no_fix_v4bx.stdout
4007 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4008 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4009 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4010 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4011 and arm_no_fix_v4bx.
4012 * Makefile.in: Regenerate.
4013 * testsuite/arm_fix_v4bx.s: New file.
4014 * testsuite/arm_fix_v4bx.sh: Ditto.
4016 2010-02-24 Doug Kwan <dougkwan@google.com>
4018 * arm.cc (Target_arm::got_section): Make the .got section the first
4019 non RELRO section in the data segment.
4020 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4021 suffixes of section names.
4023 2010-02-24 Doug Kwan <dougkwan@google.com>
4025 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4026 flags and attributes merging if an input file is a binary file.
4027 * fileread.cc (Input_file::open): Record format of original file.
4028 * fileread.h (Input_file::Format): New enum type.
4029 (Input_file::Input_file): Initialize data member format_.
4030 (Input_file::format): New method definition.
4031 (Input_file::format_):: New data member.
4033 2010-02-24 Doug Kwan <dougkwan@google.com>
4035 * arm.cc (Arm_output_data_got): New class.
4036 (ARM_TCB_SIZE): New constant
4037 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4038 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4039 If user uses a script with a SECTIONS clause, issue only a warning
4040 for a misplaced EXIDX input section. Otherwise, issue an error.
4041 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4043 (Target_arm::got_mode_index_entry): Handle static linking.
4044 (Target_arm::Scan::local): Ditto.
4045 (Target_arm::Scan::global): Ditto.
4046 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4047 all incorrectly implemented relocations.
4048 (Target_arm::fix_exidx_coverage): Pass layout to
4049 Arm_output_section::fix_exidx_coverage.
4050 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4051 from ".ARM.exidx." and ".ARM.extab.".
4053 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4055 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4056 section if it does not already exist.
4057 * attributes.cc (Attributes_section_data::Attributes_section_data):
4058 Don't crash if size is zero.
4060 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4061 Ian Lance Taylor <iant@google.com>
4063 * gold.cc (queue_middle_tasks): If no input files were opened,
4065 * workqueue.h (Task_function::Task_function): Assert that there is
4068 2010-02-22 Doug Kwan <dougkwan@google.com>
4070 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4071 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4072 types to avoid warnings due to different uint64_t implementations
4075 2010-02-21 Doug Kwan <dougkwan@google.com>
4077 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4078 handling of the maximum backward branch offset.
4079 (Arm_relocate_functions::thumb_branch_common): Ditto.
4080 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4081 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4082 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4083 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4084 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4085 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4086 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4087 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4088 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4089 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4090 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4091 thumb2_bl_out_of_range.o): New rules.
4092 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4093 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4094 thumb2_bl_out_of_range
4095 * testsuite/Makefile.in: Regenerate.
4096 * testsuite/arm_bl_in_range.s: New file.
4097 * testsuite/arm_bl_out_of_range.s: Ditto.
4098 * testsuite/arm_branch_in_range.sh: Ditto.
4099 * testsuite/arm_branch_range.t: Ditto.
4100 * testsuite/thumb2_branch_range.t: Ditto.
4101 * testsuite/thumb_bl_in_range.s: Ditto.
4102 * testsuite/thumb_bl_out_of_range.s: Ditto.
4103 * testsuite/thumb_branch_range.t: Ditto.
4105 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4107 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4108 Add reloc offset information.
4109 * icf.cc (get_section_contents): Change iterators to point to the new
4110 vectors. Add reloc offset information to the contents.
4111 * icf.h (Icf::Sections_reachable_info): New typedef.
4112 (Icf::Sections_reachable_list): New typedef.
4113 (Icf::Offset_info): New typedef.
4114 (Icf::Reloc_info): New struct typedef.
4115 (Icf::Reloc_info_list): New typedef.
4116 (Icf::symbol_reloc_list): Delete method.
4117 (Icf::addend_reloc_list): Delete method.
4118 (Icf::section_reloc_list): Delete method.
4119 (Icf::reloc_info_list): New method.
4120 (Icf::reloc_info_list_): New member.
4122 2010-02-19 Doug Kwan <dougkwan@google.com>
4124 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4125 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4126 * arm.cc (Arm_relocation_functions): New forward declaration.
4127 (Target_arm::Target_arm): Initialize new data members
4128 got_mod_index_offset_ and tls_base_symbol_defined_.
4129 (Target_arm::Relocate::relocate_tls): New method.
4130 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4131 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4133 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4134 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4135 (Target_arm::got_mod_index_offset_,
4136 Target_arm::tls_base_symbol_defined_): New data members.
4137 (Target_arm::Scan::local, Target::Scan::global,
4138 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4141 2010-02-18 Doug Kwan <dougkwan@google.com>
4143 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4144 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4145 text section as a parameter becuase some broken tools may not set
4146 the link in section header.
4147 (Target_arm::has_got_section): New method.
4148 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4149 without any mapping symbol as data only. Remove warning.
4150 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4151 link in its section header, try to discover the link by inspecting the
4152 REL31 relocation at the beginning of the section.
4153 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4155 (Target_arm::Scan::global): Treat any reference to the symbol
4156 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4158 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4160 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4161 (Scan::global_reloc_may_be_function_pointer): New function.
4162 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4163 (Scan::global_reloc_may_be_function_pointer): New function.
4164 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4165 (Scan::global_reloc_may_be_function_pointer): New function.
4166 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4167 (Scan::global_reloc_may_be_function_pointer): New function.
4168 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4169 (Scan::global_reloc_may_be_function_pointer): New function.
4170 (Scan::possible_function_pointer_reloc): New function.
4171 (Target_x86_64::can_check_for_function_pointers): New function.
4172 * gc.h (gc_process_relocs): Scan relocation types to determine if
4173 function pointers were taken for targets that support it.
4174 * icf.cc (Icf::find_identical_sections): Include functions for
4175 folding in safe ICF whose pointer is not taken.
4176 * icf.h (Secn_fptr_taken_set): New typedef.
4177 (fptr_section_id_): New member.
4178 (section_has_function_pointers): New function.
4179 (set_section_has_function_pointers): New function.
4180 (check_section_for_function_pointers): New function.
4181 * options.h: Fix comment for safe ICF option.
4182 * target.h (can_check_for_function_pointers): New function.
4183 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4184 Modify icf_safe_test for X86-64.
4185 * testsuite/Makefile.in: Regenerate.
4186 * testsuite/icf_safe_so_test.cc: New file.
4187 * testsuite/icf_safe_so_test.sh: New file.
4188 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4189 (main): Change to take pointer to function kept_func_3.
4190 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4191 folding is done correctly for X86-64.
4193 2010-02-12 David S. Miller <davem@davemloft.net>
4195 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4196 is_symbolless parameter.
4197 (Output_reloc<SHT_REL>::is_symbolless): New.
4198 (Output_reloc<SHT_REL>::is_symbolless_): New.
4199 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4200 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4201 (Output_reloc<SHT_RELA>::is_symbolless): New.
4202 (Output_data_reloc::add_global): Handle is_symbolless.
4203 (Output_data_reloc::add_global_relative): Likewise.
4204 (Output_data_reloc::add_local): Likewise.
4205 (Output_data_reloc::add_local_relative): Likewise.
4206 (Output_data_reloc::add_symbolless_global_addend): New.
4207 (Output_data_reloc::add_symbolless_local_addend): New.
4208 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4210 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4211 instead of ->is_relative_
4212 (Output_reloc::write): Likewise.
4213 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4214 (Output_reloc::write_rel): Simplify.
4216 * sparc.cc (Target_sparc::Scan::local): Use
4217 ->add_symbolless_local_addend as needed.
4218 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4219 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4220 based upon relocation offset.
4222 2010-02-11 Doug Kwan <dougkwan@google.com>
4224 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4225 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4226 beginning of function.
4227 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4228 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4229 parameter is_32bit in calls to should_apply_static_reloc.
4230 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4231 (check_DATA): Add arm_abs_global.stdout.
4232 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4233 arm_abs_global.stdout): New rules.
4234 (MOSTLLYCLEANFILES): Add arm_abs_global
4235 * Makefile.in: Regenerate.
4236 * testsuite/arm_abs_global.s: New file.
4237 * testsuite/arm_abs_global.sh: Ditto.
4238 * testsuite/arm_abs_lib.s: Ditto.
4240 2010-02-11 Ian Lance Taylor <iant@google.com>
4242 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4244 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4245 Allocate_commons_task first.
4246 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4247 task, rather than symtab_lock_.
4248 (Gc_process_relocs::~Gc_process_relocs): New function.
4249 (Gc_process_relocs::is_runnable): Check this_blocker_.
4250 (Gc_process_relocs::locks): Use next_blocker_ rather than
4252 (Scan_relocs::~Scan_relocs): New function.
4253 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4255 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4257 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4258 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4259 constructor accordingly.
4260 (class Gc_process_relocs): Likewise.
4261 (class Scan_relocs): Likewise.
4262 * common.h (class Allocate_commons_task): Remove symtab_lock_
4263 field, and corresponding constructor parameter.
4264 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4266 (Allocate_commons_task::locks): Likewise.
4268 2010-02-11 Ian Lance Taylor <iant@google.com>
4270 * gold-threads.h (class Once): Define.
4271 (class Initialize_lock): Rewrite as child of Once.
4272 * gold-threads.cc (class Once_initialize): Define.
4273 (once_pointer_control): New static variable.
4274 (once_pointer, once_arg): New static variables.
4275 (c_run_once): New static function.
4276 (Once::Once, Once::run_once, Once::internal_run): New functions.
4277 (class Initialize_lock_once): Remove.
4278 (initialize_lock_control): Remove.
4279 (initialize_lock_pointer): Remove.
4280 (initialize_lock_once): Remove.
4281 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4282 (Initialize_lock::initialize): Rewrite.
4283 (Initialize_lock::do_run_once): New function.
4284 * archive.cc (Archive::interpret_header): Only clear name if it is
4286 * fileread.cc: Include "gold-threads.h"
4287 (file_counts_lock): New static variable.
4288 (file_counts_initialize_lock): Likewise.
4289 (File_read::release): Only increment counts when using --stats.
4290 Use a lock around the increment.
4291 * parameters.cc (class Set_parameters_target_once): Define.
4292 (set_parameters_target_once): New static variable.
4293 (Parameters::Parameters): Move here from parameters.h.
4294 (Parameters::set_target): Rewrite.
4295 (Parameters::set_target_once): New function.
4296 (Parameters::clear_target): Move here and rewrite.
4297 * parameters.h (class Parameters): Update declarations. Add
4298 set_parameters_target_once_ field.
4299 (Parameters::Parameters): Move to parameters.cc.
4300 (Parameters::clear_target): Likewise.
4301 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4303 (Start_group::~Start_group): New function.
4304 (Start_group::is_runnable): New function.
4305 (Start_group::locks, Start_group::run): New functions.
4306 (Finish_group::run): Change saw_undefined to size_t.
4307 * readsyms.h (class Start_group): Define.
4308 (class Finish_group): Change saw_undefined_ field to size_t.
4309 (Finish_group::Finish_group): Remove saw_undefined and
4310 this_blocker parameters. Change all callers.
4311 (Finish_group::set_saw_undefined): New function.
4312 (Finish_group::set_blocker): New function.
4313 * symtab.h (class Symbol_table): Change saw_undefined to return
4314 size_t. Change saw_undefined_ field to size_t.
4315 * target-select.cc (Set_target_once::do_run_once): New function.
4316 (Target_selector::Target_selector): Initialize set_target_once_
4317 field. Don't initialize lock_ and initialize_lock_ fields.
4318 (Target_selector::instantiate_target): Rewrite.
4319 (Target_selector::set_target): New function.
4320 * target-select.h (class Set_target_once): Define.
4321 (class Target_selector): Update declarations. Make
4322 Set_target_once a friend. Remove lock_ and initialize_lock_
4323 fields. Add set_target_once_ field.
4325 2010-02-10 Ian Lance Taylor <iant@google.com>
4327 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4329 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4330 (queue_middle_tasks): Add all blockers before queueing any tasks.
4331 (queue_final_tasks): Likewise.
4332 * token.h (Task_token::add_blockers): New function.
4333 * object.h (Input_objects::number_of_relobjs): New function.
4335 2010-02-10 Ian Lance Taylor <iant@google.com>
4337 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4338 shared, not if not position independent.
4339 * x86_64.cc (Relocate::relocate_tls): Likewise.
4340 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4341 (tls_pie_pic_test): New target.
4342 * testsuite/Makefile.in: Rebuild.
4344 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4345 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4346 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4347 * testsuite/Makefile.in: Rebuild.
4349 2010-02-09 David S. Miller <davem@davemloft.net>
4351 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4352 R_SPARC_RELATIVE using ->add_local_relative().
4353 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4355 * output.h (Output_data_dynamic::add_section_size): New method
4356 that takes two Output_data objects.
4357 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4358 entry param. Handle it in initializers.
4359 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4360 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4361 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4363 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4364 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4365 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4366 for dynrel_includes_plt.
4367 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4368 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4369 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4371 (Target_sparc::do_finalize_sections): Update to pass true for
4372 dynrel_includes_plt.
4373 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4374 output before .rela.plt
4375 (Target_powerpc::do_finalize_sections): Update to pass true for
4376 dynrel_includes_plt when 32-bit.
4378 2010-02-08 Doug Kwan <dougkwan@google.com>
4380 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4382 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4383 Arm_relobj::scan_section_for_cortex_a8_stubs,
4384 Arm_relobj::do_relocation_section): Instead of calling
4385 Output_section::output_address, use faster
4386 Arm_relobj::simple_input_section_output_address.
4388 2010-02-08 David S. Miller <davem@davemloft.net>
4390 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4391 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4392 relocation helper function.
4394 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4395 just like R_SPARC_GOT{10,13,22}.
4396 (Target_sparc::Scan::local): Likewise.
4397 (Target_sparc::Relocate:relocate): Likewise.
4399 2010-02-06 Ian Lance Taylor <iant@google.com>
4401 * configure.ac: Rewrite targetobjs duplicate removal code to use
4402 only shell constructs.
4403 * configure: Rebuild.
4405 2010-02-05 Doug Kwan <dougkwan@google.com>
4408 * arm.cc (Arm_relobj::section_is_scannable): New method.
4409 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4410 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4412 2010-02-04 Doug Kwan <dougkwan@google.com>
4415 * arm-reloc-property.cc (cstdio): Include.
4416 * configure.ac (targetobjs): Remove duplicates.
4417 * configure: Regenerate.
4418 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4419 big and little endian version for a given address size.
4421 2010-02-03 Doug Kwan <dougkwan@google.com>
4423 * arm-reloc-property.cc
4424 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4426 * arm-reloc-property.h
4427 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4428 New method definition.
4429 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4431 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4433 (GOT_PREL): Change implemented to Y.
4434 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4435 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4436 (Arm_relocate_functions::movw_abs_nc): Remove method.
4437 (Arm_relocate_functions::movt_abs): Ditto.
4438 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4439 (Arm_relocate_functions::thm_movt_abs): Ditto.
4440 (Arm_relocate_functions::movw_rel_nc): Ditto.
4441 (Arm_relocate_functions::movw_rel): Ditto.
4442 (Arm_relocate_functions::movt_rel): Ditto.
4443 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4444 (Arm_relocate_functions:thm_movw_rel): Ditto.
4445 (Arm_relocate_functions:thm_movt_rel): Ditto.
4446 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4447 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4448 New method definitions.
4449 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4450 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4451 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4452 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4453 (Target_arm::Relocate::relocate): Check for non-static or
4454 unimplemented relocation code and exit early. Change calls to
4455 Target_arm::reloc_uses_thumb_bit and
4456 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4457 instead. Refactor code to handle similar relocations to increase
4458 code sharing. Remove check for unsupported relocation code in switch
4460 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4461 relocation property table to find out size. Change error message to
4462 print out the name of a relocation code instead of the numeric value.
4463 (Target_arm::scan_reloc_for_stub): Use relocation property table
4464 instead of calling Target_arm::reloc_uses_thumb_bit().
4466 2010-02-02 Doug Kwan <dougkwan@google.com>
4468 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4469 types of relaxed input section.
4471 2010-02-02 Doug Kwan <dougkwan@google.com>
4473 * Makefile.am (HFILES): Add arm-reloc-property.h.
4475 (TARGETSOURCES): Add arm-reloc-property.cc
4476 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4477 (libgold_a_SOURCES): $(DEFFILES)
4478 * Makefile.in: Regenerate.
4479 * arm-reloc-property.cc: New file.
4480 * arm-reloc-property.h: New file.
4481 * arm-reloc.def: New file.
4482 * arm.cc: Update comments.
4483 (arm-reloc-property.h): New included header.
4484 (arm_reloc_property_table): New global variable.
4485 (Target_arm::do_select_as_default_target): New method definition.
4486 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4487 arm-reloc-property to targ_extra_obj.
4488 * parameters.cc (set_parameters_target): Call
4489 Target::select_as_default_target().
4490 * target.h (Target::select_as_default_target): New method definition.
4491 (Target::do_select_as_default_target): Same.
4493 2010-02-01 Doug Kwan <dougkwan@google.com>
4495 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4496 first_output_text_section_.
4497 (Arm_exidx_fixup::first_output_text_section): New method definition.
4498 (Arm_exidx_fixup::first_output_text_section_): New data member.
4499 (Arm_exidx_fixup::process_exidx_section): Record the first text
4500 output section seen.
4501 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4502 and entsize in output section header.
4504 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4506 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4507 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4508 (Arm_relocate_functions::thm_alu11): New Method.
4509 (Arm_relocate_functions::thm_pc8): New Method.
4510 (Arm_relocate_functions::thm_pc12): New Method.
4511 (Target_arm::Scan::local): Handle the relocations.
4512 (Target_arm::Scan::global): Likewise.
4513 (Target_arm::Relocate::relocate): Likewise.
4514 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4516 2010-01-29 Doug Kwan <dougkwan@google.com>
4518 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4519 of relocation types as ld.
4521 2010-01-29 Doug Kwan <dougkwan@google.com>
4523 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4525 (Arm_relocate_functions::thumb_branch_common): Ditto.
4526 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4527 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4528 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4529 Arm_relocate_functions::jump24): Remove.
4530 (Target_arm::Relocate::relocate): Adjust code to call
4531 Arm_relocation_functions::arm_branch_common and
4532 Arm_relocation_functions::thumb_branch_common instead of their removed
4533 wrappers. Merge switch-cases together to reduce source code size.
4535 2010-01-29 Doug Kwan <dougkwan@google.com>
4537 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4538 output_local_symbol_count_needs_update_.
4539 (Arm_relobj::output_local_symbol_count_needs_update,
4540 Arm_relobj::set_output_local_symbol_count_needs_update,
4541 Arm_relobj::update_output_local_symbol_count): New methods.
4542 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4544 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4545 of pointed function as in a R_ARM_PREL31 relocation.
4546 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4547 for output local symbol count updating.
4548 (Target_arm::do_relax): Update output local symbol counts in objects
4550 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4552 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4554 * arm.cc: Added support for the ARM relocations:
4555 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4556 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4557 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4559 (Arm_relocate_functions::movw_rel): New method.
4560 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4561 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4563 (Arm_relocate_functions::thm_movw_rel): New method.
4564 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4566 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4568 (Target_arm::Scan::global): Likewise.
4569 (Target_arm::Relocate::relocate): Likewise.
4570 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4573 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4575 * arm.cc: Added support for ARM group relocations.
4576 (Target_arm::reloc_needs_sym_origin): New method.
4577 (Arm_relocate_functions::calc_grp_kn): New method.
4578 (Arm_relocate_functions::calc_grp_residual): New method.
4579 (Arm_relocate_functions::calc_grp_gn): New method.
4580 (Arm_relocate_functions::arm_grp_alu): New Method.
4581 (Arm_relocate_functions::arm_grp_ldr): New Method.
4582 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4583 (Arm_relocate_functions::arm_grp_ldc): New Method.
4584 (Target_arm::Scan::local): Handle the ARM group relocations.
4585 (Target_arm::Scan::global): Likewise.
4586 (Target_arm::Relocate::relocate): Likewise.
4587 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4590 2010-01-26 Doug Kwan <dougkwan@google.com>
4592 * arm.cc (set): Include.
4593 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4595 (Arm_output_section::Text_section_list): New type.
4596 (Arm_output_section::append_text_sections_to_list): New method.
4597 (Arm_output_section::fix_exidx_coverage): Ditto.
4598 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4599 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4600 Relobj::set_section_offset() instead of
4601 Sized_relobj::invalidate_section_offset().
4602 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4603 parameter for section headers. Ignore relocation sections for
4604 unallocated sections and EXIDX sections.
4605 (Target_arm::fix_exidx_coverage): New method.
4606 (Target_arm::output_section_address_less_than): New type.
4607 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4608 linked text section instead of the EXIDX section.
4609 (Arm_output_section::create_stub_group): Add an assertion to check
4610 that this is not an EXIDX output section.
4611 (Arm_output_section::append_text_sections_to_list): New method.
4612 (Arm_output_section::fix_exidx_coverage): Ditto.
4613 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4614 Arm_relobj::section_needs_reloc_stub_scanning.
4615 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4617 (Target_arm::fix_exidx_coverage): New method.
4618 * object.h (Relobj::set_output_section): New method.
4619 (Sized_relobj::invalidate_section_offset): Remove method.
4620 (Sized_relobj::do_invalidate_section_offset): Remove method.
4621 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4623 2010-01-25 Doug Kwan <dougkwan@google.com>
4625 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4626 Fix warning due to signed and unsigned comparison on a 32-bit host.
4628 2010-01-22 Doug Kwan <dougkwan@google.com>
4630 * arm.cc (Target_arm::do_relax): Record an output section for section
4631 offset adjustment it contains any stub table that has changed.
4632 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4633 offsets in an output section if necessary.
4634 * output.cc (Output_section::Output_section): Initialize
4635 section_offsets_need_adjustments_.
4636 (Output_section::add_input_section_for_script): Renamed to
4637 Output_section::add_simple_input_section.
4638 (Output_section::save_states): Add a comment.
4639 (Output_section::discard_states): New method defintion.
4640 (Output_section::adjust_section_offsets): Same.
4641 * output.h (Output_section::add_input_section_for_script): Renamed to
4642 Output_section::add_simple_input_section.
4643 (Output_section::discard_states): New method declaration.
4644 (Output_section::adjust_section_offsets): Same.
4645 (Output_section::section_offsets_need_adjustment,
4646 Output_section::set_section_offsets_need_adjustment): New method
4648 (Output_section::section_offsets_need_adjustment_): New data member.
4649 * script-sections.cc
4650 (Output_section_element_input::set_section_address): Adjust code for
4651 renaming of Output_section::add_input_section_for_script.
4652 (Orphan_output_section::set_section_address): Same.
4654 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4656 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4657 Fix_v4bx enum values .
4658 * gold/options.h (General_options): New option definitions.
4659 (General_options::fix_v4bx): New method.
4660 (General_options::Fix_v4bx): New enum.
4661 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4662 (General_options::parse_fix_v4bx_interworking): New method.
4664 2010-01-22 Doug Kwan <dougkwan@google.com>
4666 * arm.cc (Arm_exidx_fixup): New class.
4668 2010-01-21 Doug Kwan <dougkwan@google.com>
4670 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4672 (Arm_exidx_section_offset_map): New type.
4674 2010-01-21 Doug Kwan <dougkwan@google.com>
4676 * arm.cc (Arm_exidx_input_section): New class.
4677 (Arm_relobj::exidx_input_section_by_link,
4678 Arm_relobj::exidx_input_section_by_shndx,
4679 Arm_relobj::make_exidx_input_section): New methods.
4680 (read_arm_attributes_section): Remove.
4681 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4682 information about them.
4683 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4686 2010-01-20 Doug Kwan <dougkwan@google.com>
4688 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4689 Input_section_specifier to Section_id.
4690 (Target_arm::new_arm_input_section: Adjust code for change of key
4692 (Target_arm::find_arm_input_section): Ditto.
4693 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4694 (Section_id): Remove.
4695 (Garbage_collection::Section_id_hash): Remove.
4696 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4697 (Section_id): Remove.
4698 (Icf::Section_id_hash): Remove.
4699 * object.h (Section_id, Const_section_id, Section_id_hash,
4700 Const_section_id_hash): New type definitions.
4701 * output.cc (Output_section::add_relaxed_input_section): Change to
4702 use Const_section_id instead of Input_section_specifier as key type.
4703 (Output_section::add_merge_input_section): Ditto.
4704 (Output_section::build_relaxation_map): Change to use Section_id
4705 instead of Input_section_specifier as key type.
4706 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4708 (Output_section::convert_input_sections_to_relaxed_sections): Change
4709 to use Const_section_id instead of Input_section_specifier as key type.
4710 (Output_section::find_merge_section): Ditto.
4711 (Output_section::find_relaxed_input_section): Ditto.
4712 * output.h (Input_section_specifier): Remove class.
4713 (Output_section::Output_section_data_by_input_section_map): Change
4714 key type to Const_section_id.
4715 (Output_section::Output_relaxed_input_section_by_input_section_map):
4717 (Output_section::Relaxation_map): Change key type to Section_id.
4719 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4721 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4722 (class Arm_v4bx_stub): New class.
4723 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4724 (Stub_factory::make_arm_v4bx_stub): New method.
4725 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4726 (Stub_table::empty): Handle v4bx stubs.
4727 (Stub_table::add_arm_v4bx_stub): New method.
4728 (Stub_table::find_arm_v4bx_stub): New method.
4729 (Arm_relocate_functions::v4bx): New method.
4730 (Target_arm::fix_v4bx): New method.
4731 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4732 (Stub_table::relocate_stubs): Likewise.
4733 (Stub_table::do_write): Likewise.
4734 (Stub_table::update_data_size_and_addralign): Likewise.
4735 (Stub_table::finalize_stubs): Likewise.
4736 (Target_arm::Scan::local): Likewise.
4737 (Target_arm::Scan::global): Likewise.
4738 (Target_arm::do_finalize_sections): Likewise.
4739 (Target_arm::Relocate::relocate): Likewise.
4740 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4742 (Target_arm::scan_reloc_for_stub): Likewise.
4743 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4745 2010-01-19 Ian Lance Taylor <iant@google.com>
4747 * output.cc (Output_section_headers::do_sized_write): Write large
4748 segment count to sh_info field.
4749 (Output_file_header::do_sized_write): For large segment count,
4750 write PN_XNUM to e_phnum field.
4752 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4754 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4755 (Arm_relocate_functions::thm_jump8): New function.
4756 (Arm_relocate_functions::thm_jump11): New function.
4757 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4759 (Target_arm::Scan::global): Likewise.
4760 (Target_arm::Relocate::relocate): Likewise.
4761 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4764 2010-01-14 Doug Kwan <dougkwan@google.com>
4766 * arm.cc (map, utility): Include headers.
4767 (Target_arm::apply_cortex_a8_workaround): New method.
4768 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4769 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4770 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4771 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4772 the --[no-]fix-cortex-a8 command line options.
4773 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4774 (Target_arm::relocate_stub): Use addend in instruction template.
4775 * options.h (DEFINE_bool): Set the user-set flag.
4776 (General_options): Add --[no-]-fix-cortex options.
4777 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4778 : Update fast look-up map after conversion.
4780 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4782 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4783 in the first pass of do_layout.
4785 2010-01-13 Doug Kwan <dougkwan@google.com>
4787 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4788 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4789 apparent compiler problem of not folding static constant integral
4790 data members of elfcpp::Elf_sizes<32>.
4792 2010-01-13 Doug Kwan <dougkwan@google.com>
4794 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4795 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4796 Arm_relobj::scan_section_for_cortex_a8_erratum,
4797 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4798 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4799 sections to scan for relocation stubs into a new method
4800 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4801 relocation and Cortex-A8 stub scanning.
4802 (Target_arm::do_relax): Force stubs to be after stubbed sections
4803 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4804 the beginning of a new relaxation pass. Update a comment.
4805 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4807 2010-01-12 Ian Lance Taylor <iant@google.com>
4809 * target-reloc.h (visibility_error): New inline function.
4810 (relocate_section): Call visibility_error.
4811 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4812 (MOSTLYCLEANFILES): Likewise.
4813 (protected_4_pic.o, protected_3.err): New targets.
4814 * testsuite/protected_4.cc: New file.
4816 2010-01-12 Doug Kwan <dougkwan@google.com>
4818 * arm.cc (Cortex_a8_reloc): New class.
4819 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4820 and cortex_a8_relocs_info_.
4821 (Target_arm::fix_cortex_a8): New method definition.
4822 (Target_arm::Cortex_a8_relocs_info): New type.
4823 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4824 New data member declarations.
4825 (Target_arm::scan_reloc_for_stub): Record information about
4826 relocations for THUMB branches that might be exempted from the
4827 Cortex-A8 workaround.
4828 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4829 at the beginning of a relaxation pass.
4831 2010-01-12 Doug Kwan <dougkwan@google.com>
4833 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4834 (Arm_relobj::Mapping_symbol_position,
4835 Arm_reloj::Mapping_symbol_position_less,
4836 Arm_relobj::Mapping_symbols_info): New types.
4837 (Target_arm::is_mapping_symbol_name): New method definition.
4838 (Arm_relobj::do_count_local_symbols): Save information about mapping
4841 2010-01-11 Doug Kwan <dougkwan@google.com>
4843 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4844 Arm_relocate_functions::thumb32_branch_upper,
4845 Arm_relocate_functions::thumb32_branch_lower,
4846 Arm_relocate_functions::thumb32_cond_branch_offset,
4847 Arm_relocate_functions::thumb32_cond_branch_upper,
4848 Arm_relocate_functions::thumb32_cond_branch_lower,
4849 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4850 branch offset encoding.
4851 (Arm_relocate_functions::thumb_branch_common): Use new branch
4852 offset encoding methods to avoid code duplication.
4853 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4854 (Stub_addend_reader::operator()): Use new branch encoding method
4855 to avoid code duplication.
4857 2010-01-11 Doug Kwan <dougkwan@google.com>
4859 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4860 (Target_arm::do_finalize_sections): Define special EXIDX section
4861 symbols only if referenced.
4862 * gc.h (Garbage_collection::add_reference): New method.
4863 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4866 2010-01-11 Ian Lance Taylor <iant@google.com>
4868 * script.cc (Version_script_info::build_expression_list_lookup):
4869 Change complaing about duplicate wildcard match from error to
4872 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4874 (Version_script_info::Version_script_info): Initialize globs_,
4875 default_version_, default_is_global_, and exact_. Don't
4876 initialize globals_ or locals_.
4877 (Version_script_info::build_lookup_tables): Build local symbols
4879 (Version_script_info::unquote): New function.
4880 (Version_script_info::add_exact_match): New function.
4881 (Version_script_info::build_expression_list_lookup): Remove lookup
4882 parameter. Add is_global parameter. Change all callers. Handle
4883 wildcard pattern specially. Unquote pattern. Call
4885 (Version_script_info::get_name_to_match): New function.
4886 (Version_script_info::get_symbol_version): New function.
4887 (Version_script_info::get_symbol_version_helper): Remove.
4888 (Version_script_info::check_unmatched_names): Call unquote.
4889 * script.h (class Version_script_info): Change get_symbol_version
4890 to be non-inline and add is_global parameter; change all callers.
4891 Rewrite symbol_is_local. Update declarations. Define struct
4892 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4893 Remove globals_ and locals_ members. Add exact_, globs_,
4894 default_version_, is_global_.
4895 (Version_script_info::Glob): Remove pattern, add expression and
4896 is_global. Update constructor. Change all callers.
4897 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4899 (Versions::symbol_section_contents): If a symbol is undefined, or
4900 defined in a dynamic object, set the version index to
4902 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4904 (Symbol_table::add_from_pluginobj): Likewise.
4905 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4907 2010-01-11 Doug Kwan <dougkwan@google.com>
4909 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4910 (incremental_dump_LDADD): Add linking option for libintl.
4911 * Makefile.in: Regenerate.
4913 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4916 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4918 * testsuite/Makefile.in: Regenerated.
4920 2010-01-10 Doug Kwan <dougkwan@google.com>
4922 * options.h (DEFINE_var): Use parentheses around argument varname__
4923 in macro body to avoid any unintended subsequent substitutions.
4925 2010-01-10 Ian Lance Taylor <iant@google.com>
4927 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4928 candidates before doing symbol resolution.
4930 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4931 ODR candidates if only one is weak.
4933 2010-01-08 Ian Lance Taylor <iant@google.com>
4935 * script.cc (Version_script_info::build_expression_list_lookup):
4936 Don't warn about ambiguous version, just record the ambiguity.
4937 (Version_script_info::get_symbol_version_helper): Give error if
4938 version is ambiguous.
4940 2010-01-08 Doug Kwan <dougkwan@google.com>
4942 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4943 prev_data_size_ and prev_addralign_. Remove initializer for
4944 deleted data member has_been_changed_.
4945 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4946 to determine if the table is empty.
4947 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4949 (Stub_table::add_reloc_stub): Define method in class definition
4950 instead of just declaring it there.
4951 (Stub_table::add_cortex_a8_stub): New method definition.
4952 (Stub_table::update_data_size_and_addralign): Ditto.
4953 (Stub_table::finalize_stubs): Ditto.
4954 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4955 (Stub_table::do_addralign_): Return address alignment in the
4956 (Stub_table::do_reset_address_and_file_offset): Define method in
4957 class definition instead of declaring it there. Set current data
4958 size to be the data size of the previous pass.
4959 (Stub_table::set_final_data_size): Use current data size as the
4961 (Stub_table::relocate_stub): Change parameter type of stub from
4962 Reloc_stub pointer to Stub pointer.
4963 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4964 (Stub_table::Cortex_a8_stub_list): New typedef.
4965 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4966 Stub_table::prev_addralign_): New data member.
4967 (Arm_relobj::Arm_relobj): Initialize data member
4968 section_has_cortex_a8_workaround_.
4969 (Arm_relobj::section_has_cortex_a8_workaround,
4970 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4972 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4974 (Target_arm::relocate_stub): Change parameter type of stub from
4975 Reloc_stub pointer to Stub pointer.
4976 (Insn_template::size, Insn_template::alignment): Handle
4977 THUMB16_SPECIAL_TYPE.
4978 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4979 Stub_table::update_data_size_and_addralign,
4980 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4982 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4983 (Stub_table::do_write): Ditto.
4984 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4986 2010-01-08 Ian Lance Taylor <iant@google.com>
4989 * symtab.h (class Symbol): Remove fields is_target_special_ and
4990 has_plt_offset_. Add field is_defined_in_discarded_section_.
4991 (Symbol::is_defined_in_discarded_section): New function.
4992 (Symbol::set_is_defined_in_discarded_section): New function.
4993 (Symbol::has_plt_offset): Rewrite.
4994 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4995 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4996 Don't initialize is_target_special_ or has_plt_offset_.
4997 Initialize is_defined_in_discarded_section_.
4998 (Symbol_table::add_from_relobj): If appropriate, set
4999 is_defined_in_discarded_section.
5000 * resolve.cc (Symbol::override_base_with_special): Don't test
5001 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5002 * target-reloc.h (relocate_section): Do special handling for
5003 symbols defined in discarded sections for global symbols as well
5006 2010-01-08 Ian Lance Taylor <iant@google.com>
5008 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5009 the SHT_SYMTAB case.
5011 2010-01-08 Ian Lance Taylor <iant@google.com>
5013 * object.cc (Sized_relobj::do_layout): Don't get confused if
5014 layout_eh_frame returns NULL.
5016 2010-01-08 Ian Lance Taylor <iant@google.com>
5019 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5020 dynamic symbol table, use the normal symbol table.
5021 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5024 2010-01-08 Ian Lance Taylor <iant@google.com>
5027 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5030 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5032 * version.cc (print_version): Change to "Copyright 2010".
5034 2010-01-08 Ian Lance Taylor <iant@google.com>
5038 * i386.cc (class Target_i386): Change return type of plt_section
5040 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5041 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5042 tls_desc_rel_ field.
5043 (Output_data_plt_i386::rel_tls_desc): New function.
5044 (Target_i386::rel_tls_desc_section): New function.
5045 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5046 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5047 R_386_TLS_DESC reloc in rel_tls_desc_section.
5048 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5049 Define struct Tlsdesc_info.
5050 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5051 (Target_x86_64::do_reloc_symbol_index): New function.
5052 (Target_x86_64::add_tlsdesc_info): New function.
5053 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5054 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5056 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5058 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5059 (Target_x86_64::rela_tlsdesc_section): New function.
5060 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5062 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5063 (Target_x86_64::do_reloc_addend): New function.
5064 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5065 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5066 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5067 (Output_reloc::type): New function.
5068 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5069 (Output_reloc::is_target_specific): New function.
5070 (Output_reloc::target_arg): New function.
5071 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5072 absolute relocs and target specific relocs.
5073 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5074 add_target_specific.
5075 (class Output_data_reloc) [SHT_RELA]: Likewise.
5076 * output.cc (Output_reloc::Output_reloc): Add four new versions
5077 for absolute relocs and target specific relocs.
5078 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5079 (Output_reloc::get_symbol_index): Likewise.
5080 (Output_reloc::local_section_offset): Check that local_sym_index_
5081 is not TARGET_CODE or 0.
5082 (Output_reloc::symbol_value): Likewise.
5083 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5085 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5086 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5088 * layout.cc (add_target_dynamic_tags): Use output section for
5089 DT_PLTRELSZ and DT_JMPREL.
5091 2010-01-07 Ian Lance Taylor <iant@google.com>
5094 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5096 (class Output_data_reloc_generic): Define.
5097 (class Output_data_reloc_base): Change base class to
5098 Output_data_reloc_generic. Change add() method to call
5099 bump_relative_reloc_count for a relative reloc. Remove
5101 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5103 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5104 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5106 * layout.h (class Layout): Update declaration.
5108 2010-01-07 Ian Lance Taylor <iant@google.com>
5110 * output.h (class Output_data): Add const version of
5111 output_section and do_output_section.
5112 (class Output_section_data): Add const version of
5114 (class Output_section): Likewise.
5115 * layout.cc (Layout::add_target_dynamic_tags): New function.
5116 * layout.h (class Layout): Update declarations.
5117 * arm.cc (Target_arm::do_finalize_sections): Use
5118 add_target_dynamic_tags.
5119 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5120 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5121 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5122 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5124 2010-01-07 Ian Lance Taylor <iant@google.com>
5127 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5130 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5131 Ian Lance Taylor <iant@google.com>
5134 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5135 Xindex::read_symtab_xindex.
5137 2010-01-07 Doug Kwan <dougkwan@google.com>
5139 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5140 (Insn_template::thumb16_bcond_insn): New method declaration.
5141 (Insn_template): Fix spelling.
5142 (Stub::thumb16_special): New method declaration.
5143 (Stub::do_write): Define virtual method which was previously pure
5145 (Stub::do_thumb16_special): New method declaration.
5146 (Stub::do_fixed_endian_write): New template member.
5147 (Reloc_stub::do_write): Remove.
5148 (Reloc_stub::do_fixed_endian_write): Remove.
5149 (Cortex_a8_stub): New class definition.
5150 (Stub_factory::make_cortex_a8_stub): New method definition.
5151 (Stub_factory::Stub_factory): Add missing static storage class
5152 qualifier for elf32_arm_stub_a8_veneer_blx.
5154 2010-01-07 Ian Lance Taylor <iant@google.com>
5157 * options.h (class General_options): Add --warn-unresolved-symbols
5158 and --error-unresolved-symbols.
5159 * errors.cc (Errors::undefined_symbol): Implement
5160 --warn-unresolved-symbols.
5162 * options.h (class General_options): Add -z text and -z textoff.
5163 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5165 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5167 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5168 (Garbage_collection::cident_sections): New function.
5169 (Garbage_collection::add_cident_section): New function.
5170 (Garbage_collection::cident_sections_): New member.
5171 (gc_process_relocs): Add references to sections whose names are C
5173 * gold.h (cident_section_start_prefix): New constant.
5174 (cident_section_stop_prefix): New constant.
5175 (is_cident): New function.
5176 * layout.cc (Layout::define_section_symbols): Replace string constants
5177 with the newly defined constants.
5178 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5180 * testsuite/Makefile.am: Add gc_orphan_section_test.
5181 * testsuite/Makefile.in: Regenerate.
5182 * testsuite/gc_orphan_section_test.cc: New file.
5183 * testsuite/gc_orphan_section_test.sh: New file.
5185 2010-01-06 Ian Lance Taylor <iant@google.com>
5188 * options.h (class General_options): Add --warn-shared-textrel.
5189 * layout.cc (Layout::finish_dynamic_section): Implement
5190 --warn-shared-textrel.
5193 * options.h (class General_options): Add --warn-multiple-gp.
5195 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5197 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5198 $(THREADSLIB) and $(LIBDL).
5199 * Makefile.in: Rebuild.
5201 2010-01-06 Ian Lance Taylor <iant@google.com>
5204 * options.cc (General_options::parse_section_start): New function.
5205 (General_options::section_start): New function.
5206 (General_options::General_options): Initialize all members.
5207 * options.h: Include <map>
5208 (class General_options): Add --section-start. Add section_starts_
5210 * layout.cc (Layout::attach_allocated_section_to_segment): If
5211 --section-start was used, set the address of the segment. Remove
5212 local sort_sections.
5213 (Layout::relaxation_loop_body): If the address of the load segment
5214 has been set by --section-start, don't use it.
5215 * output.h (Output_segment::update_flags_for_output_section): New
5217 * output.cc (Output_segment::add_output_section): Call
5218 update_flags_for_output_section.
5220 2010-01-05 Ian Lance Taylor <iant@google.com>
5223 * options.h (class General_options): Add --undefined-version.
5224 * script.cc (struct Version_expression): Add was_matched_by_symbol
5226 (Version_script_info::matched_symbol): New function.
5227 (Version_script_info::get_symbol_version_helper): Call
5229 (Version_script_info::check_unmatched_names): New function.
5230 * script.h (class Version_script_info): Update declarations.
5231 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5233 * options.h (class General_options): Use DEFINE_bool_alias for
5234 allow_multiple_definition.
5235 * resolve.cc (Symbol_table::should_override): Don't test
5236 allow_multiple_definition.
5239 * options.h (class General_options): Add --cref.
5240 * main.cc (main): Print cref table if --cref. Don't close mapfile
5241 until after printing cref table.
5242 * cref.cc: Include "symtab.h".
5243 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5244 (Cref_table_compare::operator()): New function.
5245 (Cref_inputs::gather_cref): New function.
5246 (filecol): New static const.
5247 (Cref_inputs::print_cref): New function.
5248 (Cref::print_cref): New function.
5249 * cref.h: Include <cstdio>.
5250 (class Cref): Update declarations.
5251 * mapfile.h (Mapfile::file): New function.
5252 * object.h (class Object): Define Symbols. Declare virtual
5253 do_get_global_symbols.
5254 (Object::get_global_symbols): New function.
5255 * object.cc (Input_objects::add_object): Pass object to cref_ if
5257 (Input_objects::archive_start): Likewise.
5258 (Input_objects::archive_stop): Likewise.
5259 (Input_objects::print_cref): New function.
5260 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5261 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5263 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5265 * plugin.h (class Sized_pluginobj): Update declarations.
5267 2010-01-05 Ian Lance Taylor <iant@google.com>
5269 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5270 to is_default_version. Rename insdef to insdefault.
5271 (Symbol_table::add_from_relobj): Rename def to is_default_version
5272 and local to is_forced_local.
5273 (Symbol_table::add_from_pluginobj): Likewise.
5274 (Symbol_table::add_from_dynobj): Likewise.
5275 (Symbol_table::define_special_symbol): Rename insdef to
5278 2010-01-04 Ian Lance Taylor <iant@google.com>
5281 * options.h (class General_options): Add
5282 --allow-multiple-definition and -z muldefs.
5283 * resolve.cc (Symbol_table::should_override): Don't warn about a
5284 multiple symbol definition if --allow-multiple-definition or -z
5288 * options.h (class General_options): Add --add-needed and
5289 --copy-dt-needed-entries. Tweak --as-needed help entry.
5290 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5291 error if --copy-dt-needed-entries aka --add-needed is used and
5292 would cause a change in behaviour.
5295 * options.h (class General_options): Add -G as a short version of
5296 --shared. Add no-op options -assert, -g, and -i.
5298 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5300 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5301 check for .text or .gnu.linkonce.t sections.
5302 * icf.cc (Icf::find_identical_sections): Ditto.
5303 Change the detection for mangled function name within the section
5305 * icf.h (is_section_foldable_candidate): New function.
5307 2009-12-30 Ian Lance Taylor <iant@google.com>
5310 * options.h (class General_options): Permit two dashes with
5311 --retain-symbols-file.
5313 2009-12-30 Ian Lance Taylor <iant@google.com>
5316 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5317 don't put the file header and segment headers in the text
5321 * common.cc (Sort_commons::operator()): Stabilize sort when both
5323 (Symbol_table::do_allocate_commons_list): When allocating common
5324 symbols, skip a symbol which is no longer common.
5325 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5326 an object before checking its type.
5327 * testsuite/common_test_2.c: New file.
5328 * testsuite/common_test_3.c: New file.
5329 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5330 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5331 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5332 (common_test_2_pic.o, common_test_2.so): New targets.
5333 (common_test_3_pic.o, common_test_3.so): New targets.
5334 * testsuite/Makefile.in: Rebuild.
5337 * script.cc (read_input_script): If we see a new SECTIONS clause,
5338 and we have added an input section, give an error.
5339 * layout.h (class Layout): Add have_added_input_section function.
5340 Add have_added_input_section_ field.
5341 * layout.cc (Layout::Layout): Initialize
5342 have_added_input_section_.
5343 (Layout::layout): Set have_added_input_section_.
5344 (Layout::layout_eh_frame): Likewise.
5346 2009-12-30 Ian Lance Taylor <iant@google.com>
5349 * options.h (class General_options): Add --sort-common option.
5350 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5351 * common.cc (Sort_common): Add sort_order parameter to
5352 constructor. Add sort_order_ field.
5353 (Sort_commons::operator): Check sort_order_.
5354 (Symbol_table::allocate_commons): Determine the sort order.
5355 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5357 (Symbol_table::do_allocate_commons_list): Likewise.
5359 2009-12-30 Ian Lance Taylor <iant@google.com>
5362 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5363 symbols from this object, don't change the visibility of an
5365 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5367 2009-12-30 Ian Lance Taylor <iant@google.com>
5370 * script.h (class Version_script_info): Define Language enum.
5371 Update declarations. Define Glob, Exact, and Lookup types. Add
5372 new fields globals_, locals_, and is_finalized_.
5373 * script.cc: Various formatting fixes.
5374 (class Parser_closure): Change language_stack_ from a vector of
5375 std::string to one of Version_script_info::Language. Adjust all
5377 (class Lazy_demangler): Remove.
5378 (struct Version_expression): Change language from std::string to
5379 Version_script_info::Language.
5380 (Version_script_info::Version_script_info): New function.
5381 (Version_script_info::~Version_script_info): Don't call clear.
5382 (Version_script_info::finalize): New function.
5383 (Version_script_info::build_lookup_tables): New function.
5384 (Version_script_info::build_expression_list_lookup): New
5386 (Version_script_info::get_symbol_version_helper): Rewrite to use
5388 (Version_script_info::print_expression_list): Adjust to use
5389 Version_script_info::Language.
5390 (script_push_lex_into_version_mode): Check that the version script
5391 has not been finalized.
5392 (version_script_push_lang): Change language string to
5393 Version_script_info::Language.
5394 * options.cc (Command_line::version_script): New function.
5395 * options.h (class General_options): Add finalize_dynamic_list
5396 function. Change version_script from declaration to definition.
5397 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5398 * testsuite/version_script.map: Remove duplicate def of foo.
5399 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5401 * testsuite/Makefile.in: Rebuild.
5403 2009-12-30 Ian Lance Taylor <iant@google.com>
5406 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5407 if the input symbol index is 0, make the output symbol index 0.
5409 2009-12-30 Ian Lance Taylor <iant@google.com>
5412 * options.h (class General_options): Add -x/--discard-all.
5413 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5414 --discard-all. If the local symbol needs a dynamic entry, check
5415 that before handling --discard-locals.
5417 2009-12-30 Ian Lance Taylor <iant@google.com>
5420 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5422 (Output_segment::add_output_section): Don't change the flags if
5426 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5427 GNU hash table if they need a dynamic value. Otherwise, don't add
5428 them if they are defined in a dynamic object or are forced local.
5430 2009-12-29 Ian Lance Taylor <iant@google.com>
5433 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5434 .gnu.hash table for a 32-bit target.
5437 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5438 regular and a dynamic object only needs a dynamic symbol table
5439 entry if it is externally visible.
5442 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5443 constructor. Add global_offset_table_ field.
5444 (Target_i386::got_section): Set global_offset_table_.
5445 (Target_i386::do_finalize_sections): Set global_offset_table_
5447 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5448 in constructor. Add global_offset_table_ field.
5449 (Target_x86_64::got_section): Set global_offset_table_.
5450 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5453 * layout.cc (Layout::Layout): Initialize increase_relro_.
5454 (Layout::get_output_section): Add is_relro, is_last_relro, and
5455 is_first_non_relro parameters. Change all callers.
5456 (Layout::choose_output_section): Likewise.
5457 (Layout::add_output_section_data): Likewise.
5458 (Layout::make_output_section): Likewise.
5459 (Layout::set_segment_offsets): Clear increase_relro when using a
5461 * layout.h (class Layout): Add increase_relro method. Add
5462 increase_relro_ field. Update declarations.
5463 * output.cc (Output_section::Output_section): Initialize
5464 is_last_relro_ and is_first_non_relro_.
5465 (Output_segment::add_output_section): Group relro sections is
5466 do_sort is true. Handle is_last_relro and is_first_non_relro.
5467 (Output_segment::maximum_alignment): Remove relro handling.
5468 (Output_segment::set_section_addresses): Add increase_relro
5469 parameter. Change all callers. Add initial alignment to align
5470 relro sections on separate page. Remove old relro handling.
5471 (Output_segment::set_section_list_addresses): Remove in_relro
5472 parameter. Change all callers.
5473 (Output_segment::set_offset): Add increase parameter. Change all
5474 callers. Remove old relro handling.
5475 * output.h (class Output_section): Add new methods: is_last_relro,
5476 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5477 Add is_last_relro_ and is_first_non_relro_ fields.
5478 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5479 Create separate .got.plt section. Call increase_relro.
5480 * x86_64.cc (Target_x86_64::got_section): Likewise.
5481 * testsuite/relro_script_test.t: Add .got.plt.
5484 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5485 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5486 (Layout::finalize): Call set_dynamic_symbol_size.
5487 (Layout::set_dynamic_symbol_size): New function.
5488 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5489 set_dynamic_symbol_size.
5492 * output.h (class Output_section): Add is_entsize_zero_ field.
5493 * output.cc (Output_section::Output_section): Initialize
5495 (Output_section::set_entsize): If two different entsizes are
5496 requested, force it to zero.
5497 (Output_section::add_input_section): Set flags for .debug_str
5498 before updating section flags. Set entsize.
5499 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5500 and SHF_STRING if all input sections have those flags.
5502 2009-12-29 Rafael Espindola <espindola@google.com>
5504 * main.cc (main): Fix the sys time reporting.
5505 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5508 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5510 * options.cc (General_options::parse_version): Allow -v to exit
5511 without an error if there is nothing to link.
5513 2009-12-29 Ian Lance Taylor <iant@google.com>
5515 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5516 using a version of gcc before 4.1.
5517 * configure: Rebuild.
5519 2009-12-28 Chris Demetriou <cgd@google.com>
5521 * attributes.cc (Output_attributes_section_data::do_write): Use
5522 std::vector::front rather than std::vector::data.
5524 2009-12-28 Ian Lance Taylor <iant@google.com>
5526 * symtab.h (class Symbol_table): Add enum Defined.
5527 * resolve.cc (Symbol_table::should_override): Add defined
5528 parameter. Change all callers. Test whether object is NULL
5529 before calling a method on it.
5530 (Symbol_table::report_resolve_problem): Add defined parameter.
5532 (Symbol_table::should_override_with_special): Likewise.
5533 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5534 parameter. Change all callers.
5535 (Symbol_table::do_define_in_output_data): Likewise.
5536 (Symbol_table::define_in_output_segment): Likewise.
5537 (Symbol_table::do_define_in_output_segment): Likewise.
5538 (Symbol_table::define_as_constant): Likewise.
5539 (Symbol_table::do_define_as_constant): Likewise.
5540 * script.h (class Symbol_assignment): Add is_defsym parameter to
5541 constructor; change all callers.
5542 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5543 parameter. Change all callers. Add is_defsym_ field.
5544 (class Parser_closure): Add parsing_defsym parameter to
5545 constructor; change all callers. Add parsing_defsym accessor
5546 function. Add parsing_defsym_ field.
5548 2009-12-28 Ian Lance Taylor <iant@google.com>
5550 * gold.cc (queue_middle_tasks): Fix formatting.
5551 * object.cc (Relobj::is_section_name_included): Likewise.
5553 2009-12-23 Ian Lance Taylor <iant@google.com>
5555 * i386.cc (Target_i386::do_calls_non_split): Recognize
5556 -fsplit-stack prologue for a function with a static chain.
5557 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5558 -fsplit-stack prologue when using %r11.
5560 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5562 * options.cc (General_options::parse_version): Make -v continue and do
5563 the link like GNU ld does.
5565 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5567 * Makefile.am (CCFILES): Add timer.cc.
5568 (HFILES): Add timer.h.
5569 * configure.ac: Check for sysconf and times.
5570 * main.cc: include timer.h.
5571 (main): Use Timer instead of get_run_time.
5574 * workqueue.cc: include timer.h.
5575 (Workqueue::find_and_run_task):
5576 Report user, sys and wall time.
5577 * Makefile.in: Regenerate.
5578 * config.in: Regenerate.
5579 * configure: Regenerate.
5581 2009-12-16 Doug Kwan <dougkwan@google.com>
5583 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5585 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5586 relaxed input sections.
5587 * output.cc (Output_section::find_relaxed_input_section): Change
5588 return type to Output_relaxed_input_section pointer. Adjust code
5589 for new type of relaxed_input_section_map_.
5590 * output.h (Output_section::find_relaxed_input_section): Change
5591 return type to Output_relaxed_input_section pointer.
5592 (Output_section::Output_relaxed_input_section_by_input_section_map):
5594 (Output_section::relaxed_input_section_map_): Change type to
5595 Output_section::Output_relaxed_input_section_by_input_section_map.
5596 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5599 2009-12-15 Ian Lance Taylor <iant@google.com>
5601 * layout.cc (Layout::create_shstrtab): Only write out after input
5602 sections if we are compressing debug sections.
5604 2009-12-15 Ian Lance Taylor <iant@google.com>
5606 * archive.cc (Archive::add_symbols): Only look up a symbol without
5607 a version if there is, in fact, a version.
5609 2009-12-14 Ian Lance Taylor <iant@google.com>
5611 Revert -Wshadow changes, all changes from:
5612 2009-12-11 Doug Kwan <dougkwan@google.com>
5613 2009-12-11 Nick Clifton <nickc@redhat.com>
5614 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5616 2009-12-11 Doug Kwan <dougkwan@google.com>
5618 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5620 * attributes.cc (Object_attribute::size): Ditto.
5621 (Attributes_section_data::size): Ditto.
5622 (Attributes_section_data::Attributes_section_data): Ditto.
5623 (Output_attributes_section_data::do_write): Ditto.
5624 * attributes.h (Object_attribute::set_type): Ditto.
5625 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5627 2009-12-11 Nick Clifton <nickc@redhat.com>
5629 * archive.cc: Fix shadowed variable warnings.
5631 * compressed_output.cc: Likewise.
5632 * compressed_output.h: Likewise.
5633 * configure: Likewise.
5634 * dwarf_reader.cc: Likewise.
5635 * dynobj.cc: Likewise.
5636 * dynobj.h: Likewise.
5637 * ehframe.cc: Likewise.
5638 * ehframe.h: Likewise.
5639 * errors.cc: Likewise.
5640 * expression.cc: Likewise.
5641 * fileread.cc: Likewise.
5642 * fileread.h: Likewise.
5643 * freebsd.h: Likewise.
5644 * i386.cc: Likewise.
5646 * incremental.h: Likewise.
5647 * layout.cc: Likewise.
5648 * layout.h: Likewise.
5649 * mapfile.cc: Likewise.
5650 * merge.cc: Likewise.
5651 * merge.h: Likewise.
5652 * object.cc: Likewise.
5653 * object.h: Likewise.
5654 * options.h: Likewise.
5655 * output.cc: Likewise.
5656 * output.h: Likewise.
5657 * parameters.cc: Likewise.
5658 * plugin.cc: Likewise.
5659 * powerpc.cc: Likewise.
5660 * reduced_debug_output.cc: Likewise.
5661 * reduced_debug_output.h: Likewise.
5662 * reloc.cc: Likewise.
5663 * reloc.h: Likewise.
5664 * resolve.cc: Likewise.
5665 * script-sections.cc: Likewise.
5666 * script.cc: Likewise.
5667 * script.h: Likewise.
5668 * sparc.cc: Likewise.
5669 * symtab.cc: Likewise.
5670 * symtab.h: Likewise.
5671 * target-select.cc: Likewise.
5672 * target-select.h: Likewise.
5673 * token.h: Likewise.
5674 * workqueue.cc: Likewise.
5675 * workqueue.h: Likewise.
5676 * x86_64.cc: Likewise.
5678 2009-12-10 Doug Kwan <dougkwan@google.com>
5680 * arm.cc (attributes.h): New include.
5681 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5682 (Arm_relobj::~Arm_relobj): Delete object pointed by
5683 attributes_section_data_.
5684 (Arm_relobj::attributes_section_data): New method definition.
5685 (Arm_relobj::attributes_section_data_): New data member declaration.
5686 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5687 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5688 attributes_section_data_.
5689 (Arm_dynobj::attributes_section_data): New method definition.
5690 (Arm_dynobj::attributes_section_data_): New data member declaration.
5691 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5692 initialization value of may_use_blx_ to false.
5693 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5694 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5695 object attributes to compute results instead of hard-coding.
5696 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5697 Target_arm::get_secondary_compatible_arch,
5698 Target_arm::set_secondary_compatible_arch
5699 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5700 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5701 New method declarations.
5702 (Target_arm::get_aeabi_object_attribute): New method definition.
5703 (Target_arm::attributes_section_data_): New data member declaration.
5704 (read_arm_attributes_section): New template definition.
5705 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5706 (Arm_dynobj::do_read_symbols): Ditto.
5707 (Target_arm::do_finalize_sections): Merge attributes sections from
5708 input. Check for BLX use after attributes section merging.
5709 Fix __exidx_start and __exidx_end visibility. Create an
5710 .ARM.attributes section if necessary.
5711 (Target_arm::get_secondary_compatible_arch,
5712 Target_arm::set_secondary_compatible_arch,
5713 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5714 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5715 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5716 New method definitions.
5718 2009-12-09 Ian Lance Taylor <iant@google.com>
5720 * plugin.cc (Plugin::load): Don't cast from void* to a function
5723 2009-12-09 Ian Lance Taylor <iant@google.com>
5725 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5728 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5730 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5731 Replace two_file_shared_1.so with two_file_shared_2.so.
5732 * testsuite/Makefile.in: Regenerated.
5734 2009-12-08 Doug Kwan <dougkwan@google.com>
5736 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5737 (HFILES): Add attributes.h and int_encoding.h.
5738 * Makefile.in: Regenerate.
5739 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5740 function definitions to int_encoding.cc
5741 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5742 prototypes to int_encoding.h
5743 * reduced_debug_output.cc (int_encoding.h): New include.
5744 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5745 function definitions to int_encoding.cc
5746 (insert_into_vector, read_from_pointer): Move template definitions to
5748 * attributes.cc: New file.
5749 * attributes.h: New file.
5750 * int_encoding.cc: New file.
5751 * int_encoding.h: New file.
5753 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5756 * incremental-dump.cc (dump_incremental_inputs): New.
5757 (main): Use dump_incremental_inputs.
5759 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5762 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5763 checking elfcpp::STT_FUNC.
5764 (Target_i386::Relocate::relocate): Likewise.
5765 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5767 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5768 symbols from shared libraries into normal FUNC symbols.
5770 * symtab.h (Symbol): Add is_func and use it.
5772 2009-12-05 Doug Kwan <dougkwan@google.com>
5774 * arm.cc (Target_arm::arm_info): Initialize new fields
5775 attributes_section and attributes_vendor.
5776 * i386.cc (Target_i386::i386_info): Same.
5777 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5778 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5779 fields attributes_section and attributes_vendor.
5780 * sparc.cc (Target_sparc::sparc_info): Same.
5781 * target.h (Target::attributes_section, Target::attributes_vendor,
5782 Target::is_attributes_section, Target::attribute_arg_type,
5783 Target::attributes_order): New method definitions.
5784 (Target::Target_info::attributes_section,
5785 Target::Target_info::attributes_vendor): New fields.
5786 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5787 virtual method definitions.
5788 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5789 attributes_section and attributes_vendor.
5790 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5792 2009-12-05 Doug Kwan <dougkwan@google.com>
5794 * arm.cc: Update comments about interworking and stub generation.
5795 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5796 considered as non-PIC.
5797 (Arm_relocate_functions::base_abs): Fix formatting.
5798 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5799 of function to use GOT entry address instead of offset.
5800 (Target_arm::Scan::global): Issue an error if a symbol would need a
5801 PLT does not get one because it is untyped. Remove code to create
5802 dynamic symbols for relative branches.
5803 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5804 takes unsigned integer instead of boolean.
5806 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5808 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5809 (two_file_test_LDADD): Likewise.
5810 (common_test_1_LDADD): Likewise.
5811 (exception_test_LDADD) Likewise.
5812 (weak_test_LDADD): Likewise.
5813 (many_sections_test_LDADD): Likewise.
5814 (initpri1_LDADD): Likewise.
5815 (script_test_1_LDADD): Likewise.
5816 (script_test_2_LDADD): Likewise.
5817 (justsyms_LDADD): Likewise.
5818 (binary_test_LDADD): Likewise.
5819 (large_LDADD): Likewise.
5820 * testsuite/Makefile.in: Regenerated.
5822 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5824 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5825 (Symbol_table::override_with_special): Likewise.
5826 (Symbol_table::add_from_object): Likewise.
5828 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5830 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5831 Don't set the data_offset twice.
5833 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5835 * testsuite/Makefile.in: Regenerate.
5837 2009-12-03 Doug Kwan <dougkwan@google.com>
5839 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5840 (Target_arm::do_finalize_sections): Add parameter for symbol table
5841 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5842 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5843 parameter for symbol table pointer.
5844 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5845 an additional parameter for a pointer to symbol table.
5846 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5847 parameter for a symbol table pointer.
5848 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5849 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5851 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5852 parameter for a symbol table pointer.
5854 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5856 * incremental.cc (Incremental_inputs_header)
5857 (Incremental_inputs_header_write, Incremental_inputs_entry)
5858 (Incremental_inputs_entry_write): Move ...
5859 * incremental.h (Incremental_inputs_header)
5860 (Incremental_inputs_header_write, Incremental_inputs_entry)
5861 (Incremental_inputs_entry_write): here.
5863 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5865 * incremental.cc (make_sized_incremental_binary): Set the target.
5866 Error if it is incompatible.
5867 * output.h (Output_file): Add filename method.
5869 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5871 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5872 from the get_* methods.
5874 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5876 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5877 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5878 Write 0 for the data_offset of scripts.
5880 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5882 * testsuite/Makefile.am: Add the incremental_test.sh test.
5883 * testsuite/incremental_test.sh: New.
5884 * testsuite/incremental_test_1.c: New.
5885 * testsuite/incremental_test_2.c: New.
5887 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5889 * incremental-dump.cc (main): Fix typos.
5891 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5894 * incremental-dump.cc (main): Use llu to print 64 bit values.
5896 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5897 H.J. Lu <hongjiu.lu@intel.com>
5899 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5901 (incremental_dump_LDADD): Likewise.
5902 * Makefile.in: Regenerated.
5904 2009-11-25 Doug Kwan <dougkwan@google.com>
5908 2009-11-25 Doug Kwan <dougkwan@google.com>
5910 * arm.cc (Target_arm::Target_arm): Move method definition
5911 outside of class definition. Add code to handle
5912 --target1-rel, --target1-abs and --target2= options.
5913 (Target_arm::get_reloc_reloc_type): Change method to be
5914 non-static and const.
5915 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5916 New data member declaration.
5917 (Target_arm::Scan::local, Target_arm::Scan::global,
5918 Target_arm::Relocate::relocate,
5919 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5920 Adjust call to Target_arm::get_real_reloc_type.
5921 (Target_arm::get_real_reloc_type): Use command line options
5922 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5923 * options.h (--target1-rel, --target1-abs, --target2): New
5926 2009-11-25 Doug Kwan <dougkwan@google.com>
5928 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5929 class definition. Add code to handle --target1-rel, --target1-abs
5930 and --target2= options.
5931 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5933 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5935 (Target_arm::Scan::local, Target_arm::Scan::global,
5936 Target_arm::Relocate::relocate,
5937 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5938 call to Target_arm::get_real_reloc_type.
5939 (Target_arm::get_real_reloc_type): Use command line options to
5940 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5941 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5944 2009-11-25 Doug Kwan <dougkwan@google.com>
5946 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5947 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5948 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5950 (Arm_relocate_functions::thm_call): Replace body with a call to
5951 Arm_relocate_functions::thumb_branch_common.
5952 (Arm_relocate_functions::thm_jump24,
5953 Arm_relocate_functions::thm_xpc22): New method definitions.
5954 (Arm_relocate_functions::thumb_branch_common): New method definition.
5955 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5957 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5958 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5960 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5962 * Makefile.am: Build incremental-dump
5963 * Makefile.in: Regenerate.
5964 * incremental-dump.cc: New.
5965 * incremental.cc (Incremental_inputs_header_data,
5966 Incremental_inputs_entry_data): Move to incremental.h
5967 * incremental.h: (Incremental_inputs_header_data,
5968 Incremental_inputs_entry_data): Move from incremental.cc
5970 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5972 * incremental.cc (Incremental_inputs_header,
5973 Incremental_inputs_header_write, Incremental_inputs_entry,
5974 Incremental_inputs_entry_write): Add a typedef with the data type.
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): Update comment about which
5981 type has the filed descriptions.
5983 2009-11-15 Doug Kwan <dougkwan@google.com>
5985 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5986 (Arm_relocate_functions::arm_branch_common): Change method defintion
5987 in class definition to a method declaration and update list of formal
5989 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5990 Arm_relocation_functions::jump24): Adjust call to
5991 Arm_relocate_functions::arm_branch_common. Update list of formal
5993 (Arm_relocate_functions::xpc25): New method definition.
5994 (Arm_relocate_functions::arm_branch_common): Move method defintion
5995 out from class definition. Use stubs for mode-switching and extending
5997 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5998 specially. Change code to enable use of stubs in ARM branches.
6000 2009-11-10 Doug Kwan <dougkwan@google.com>
6002 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6003 in method declaration.
6004 (Target_arm::relocate_stub): New method declaration.
6005 (Target_arm::default_target): Change to return a pointer instead of
6007 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6008 Target_arm::default_target.
6009 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6011 (Target_arm::relocate_section): Adjust view.
6012 (Target_arm::relocate_stub): New method definition.
6014 2009-11-10 Doug Kwan <dougkwan@google.com>
6016 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6018 * incremental.cc (open_incremental_binary): Initialized local
6019 variables to avoid warnings.
6020 * object.cc (make_elf_object): Ditto.
6021 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6024 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6027 * testsuite/plugin_test.c: Include "config.h".
6029 2009-11-09 Doug Kwan <dougkwan@google.com>
6031 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6032 (arm_symbol_value): Remove.
6033 (Arm_relocate_functions::arm_branch_common,
6034 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6035 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6036 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6037 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6038 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6039 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6040 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6041 Arm_relocate_functions::thm_mobw_abs_nc,
6042 Arm_relocate_functions::thm_mov_abs,
6043 Arm_relocate_functions::movw_prel_nc,
6044 Arm_relocate_functions::thm_movt_abs,
6045 Arm_relocate_functions::movt_prel,
6046 Arm_relocate_functions::thm_movw_prel_nc,
6047 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6048 (Target_arm::Relocate::relocate): Only decompose address into two
6049 parts if relocation type uses the thumb-bit and pass the actual
6050 bit instead of a flag indicating that the thumb-bit is used. Adjust
6051 calls to methods in Arm_relocate_functions for this change.
6053 2009-11-08 Ian Lance Taylor <iant@google.com>
6056 * reloc.cc: Instantiate
6057 Sized_relobj::initialize_input_to_output_maps and
6058 Sized_relobj:free_input_to_output_maps.
6060 2009-11-06 Ian Lance Taylor <iant@google.com>
6063 * defstd.cc (in_segment): Set only_if_ref true for "end".
6065 2009-11-06 Doug Kwan <dougkwan@google.com>
6067 * arm.cc (class Reloc_stub): Correct a comment.
6068 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6069 (Target_arm::scan_section_for_stubs): New method declaration.
6070 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6071 Change methods from private to protected.
6072 (Target_arm::do_may_relax): New method definition.
6073 (Target_arm::do_relax, Target_arm::group_sections,
6074 Target_arm::scan_reloc_for_stub,
6075 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6076 (Target_arm::arm_input_section_map_): New data member declaration.
6077 (Target_arm::scan_reloc_for_stub,
6078 Target_arm::scan_reloc_section_for_stubs,
6079 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6080 Target_arm::do_relax): New method definitions.
6082 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6084 * configure.ac: Check for (struct stat)::st_mtim
6085 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6086 * config.in: Regenerate.
6087 * configure: Regenerate.
6089 2009-11-05 Ian Lance Taylor <iant@google.com>
6092 * output.cc (Output_segment::add_output_section): Add missing
6095 2009-11-04 Ian Lance Taylor <iant@google.com>
6098 * object.h (class Object): Add is_needed and set_is_needed
6099 methods. Add is_needed_ field. Make bool fields into bitfields.
6100 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6101 defined in a dynamic object and referenced by a regular object,
6102 set is_needed for the dynamic object.
6103 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6104 if the file is marked with as_needed and it is not needed.
6106 2009-11-04 Ian Lance Taylor <iant@google.com>
6109 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6110 tags if data is discarded by linker script.
6111 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6112 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6113 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6114 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6116 2009-11-04 Ian Lance Taylor <iant@google.com>
6118 * layout.cc (Layout::get_output_section): Add is_interp and
6119 is_dynamic_linker_section parameters. Change all callers.
6120 (Layout::choose_output_section): Likewise.
6121 (Layout::make_output_section): Likewise.
6122 (Layout::add_output_section_data): Add is_dynamic_linker_section
6123 parameter. Change all callers.
6124 * layout.h (class Layout): Update declarations.
6125 * output.h (class Output_section): Add is_interp, set_is_interp,
6126 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6127 Add is_interp_, is_dynamic_linker_section_ fields. Change
6128 generate_code_fills_at_write_ to a bitfield.
6129 * output.cc (Output_section::Output_sections): Initialize new
6131 (Output_segment::add_output_section): Add do_sort parameter.
6134 2009-11-03 Ian Lance Taylor <iant@google.com>
6137 * options.h (class General_options): Add --warn-common.
6138 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6139 merging two common symbols.
6140 (Symbol_table::should_override): Handle --warn-common when merging
6141 a common symbol with a defined symbol. Use report_resolve_problem
6142 for multiple definitions.
6143 (Symbol_table::report_resolve_problem): New function.
6144 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6146 2009-11-03 Doug Kwan <dougkwan@google.com>
6148 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6150 (Target_arm::stub_factory): New method definition.
6151 (Target_arm::new_arm_input_section,
6152 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6153 Target_arm::reloc_uses_thumb_bit): New method declarations.
6154 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6155 New type definitions.
6156 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6157 member declarations.
6158 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6159 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6160 New method definitions.
6162 2009-11-03 Ian Lance Taylor <iant@google.com>
6164 * options.h (class General_options): Add --warn_constructors.
6166 2009-11-03 Ian Lance Taylor <iant@google.com>
6169 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6170 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6172 2009-11-03 Ian Lance Taylor <iant@google.com>
6175 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6176 --msgid-bugs-address.
6177 (install-pdf): New target.
6178 (install-data_yes): Look up one directory to find mkinstalldirs.
6180 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6182 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6185 2009-10-30 Doug Kwan <dougkwan@google.com>
6187 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6189 2009-10-30 Doug Kwan <dougkwan@google.com>
6191 * arm.cc (Stub_addend_reader): New struct template definition
6192 and partial specializations.
6193 (Stub_addend_reader::operator()): New method definition for a
6194 partially specialized template.
6196 2009-10-30 Doug Kwan <dougkwan@google.com>
6198 * arm.cc (Arm_relobj::processor_specific_flags): New method
6200 (Arm_relobj::do_read_symbols): New method declaration.
6201 (Arm_relobj::processor_specific_flags_): New data member declaration.
6202 (Arm_dynobj): New class definition.
6203 (Target_arm::do_finalize_sections): Add input_objects parameter.
6204 (Target_arm::do_adjust_elf_header): New method declaration.
6205 (Target_arm::are_eabi_versions_compatible,
6206 (Target_arm::merge_processor_specific_flags): New method declaration.
6207 (Target_arm::do_make_elf_object): New overloaded method definitions
6209 (Arm_relobj::do_read_symbols): New method definition.
6210 (Arm_dynobj::do_read_symbols): Ditto.
6211 (Target_arm::do_finalize_sections): Add input_objects parameters.
6212 Merge processor-specific flags from all input objects.
6213 (Target_arm::are_eabi_versions_compatible,
6214 Target_arm::merge_processor_specific_flags,
6215 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6216 New method definitions.
6217 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6218 Input_objects pointer type parameter.
6219 * layout.cc (Layout::finalize): Pass input objects to target's.
6220 finalize_sections function.
6221 * output.cc (Output_file_header::do_sized_write): Set ELF file
6222 header's processor-specific flags.
6223 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6224 Input_objects pointer type parameter.
6225 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6226 * target.h (Input_objects): New forward class declaration.
6227 (Target::processor_specific_flags,
6228 Target::are_processor_specific_flags_sect): New method definitions.
6229 (Target::finalize_sections): Add input_objects parameter.
6230 (Target::Target): Initialize processor_specific_flags_ and
6231 are_processor_specific_flags_set_.
6232 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6234 (Target::set_processor_specific_flags): New method definition.
6235 (Target::processor_specific_flags_,
6236 Target::are_processor_specific_flags_set_): New data member
6238 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6239 Input_objects pointer type parameter.
6241 2009-10-30 Doug Kwan <dougkwan@google.com>
6243 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6245 2009-10-28 Ian Lance Taylor <iant@google.com>
6247 * object.h (class Relobj): Drop options parameter from
6248 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6249 do_scan_relocs, do_relocate. Change all callers.
6250 (class Sized_relobj): Drop options parameters from
6251 do_gc_process_relocs, do_scan_relocs, do_relocate,
6252 do_relocate_sections, relocate_sections, emit_relocs_scan,
6253 emit_relocs_scan_reltype. Change all callers.
6254 (struct Relocate_info): Remove options field and all references to
6256 * reloc.h (class Read_relocs): Remove options constructor
6257 parameter and options_ field. Change all callers.
6258 (class Gc_process_relocs, class Scan_relocs): Likewise.
6259 (class Relocate_task): Likewise.
6260 * target-reloc.h (scan_relocs): Remove options parameter. Change
6262 (scan_relocatable_relocs): Likewise.
6263 * target.h (class Sized_target): Remove options parameter from
6264 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6266 * gc.h (gc_process_relocs): Remove options parameter. Change all
6268 * arm.cc: Update functions to remove options parameters.
6269 * i386.cc: Likewise.
6270 * powerpc.cc: Likewise.
6271 * sparc.cc: Likewise.
6272 * x86_64.cc: Likewise.
6273 * testsuite/testfile.cc: Likewise.
6275 2009-10-28 Doug Kwan <dougkwan@google.com>
6277 * arm.cc (Arm_relobj): New class definition.
6278 (Arm_relobj::scan_sections_for_stubs,
6279 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6280 New method definitions.
6282 2009-10-28 Cary Coutant <ccoutant@google.com>
6284 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6285 (Plugin::cleanup_done_): New member.
6286 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6287 (Plugin_manager::cleanup_done_): Remove.
6288 (Plugin_manager::add_input_file): Edit error message.
6289 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6290 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6292 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6294 * fileread.cc: (File_read::View::~View): Use the new
6295 data_ownership_ filed.
6296 (File_read::~File_read): Dispose the new whole_file_view_.
6297 (File_read::open): Mmap the whole file if needed.
6298 (File_read::open): Use whole_file_view_ instead of contents_.
6299 (File_read::find_view): Use whole_file_view_ if applicable.
6300 (File_read::do_read): Use whole_file_view_ instead of contents_.
6301 (File_read::make_view): Use whole_file_view_ instead of contents_,
6302 update File_read::View::View call.
6303 (File_read::find_or_make_view): Update File_read::View::View
6305 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6307 (File_read::View::Data_ownership): New enum.
6308 (File_read::View::View): Replace bool mapped_ with Data_ownership
6310 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6311 (File_read::View::data_ownership_): New field.
6312 (File_read::contents_): Remove (replaced by whole_file_view_).
6313 (File_read::whole_file_view_): New field.
6314 * options.h (class General_options): Add --keep-files-mapped.
6316 2009-10-27 Cary Coutant <ccoutant@google.com>
6318 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6319 * testsuite/Makefile.am (plugin_test_5): New test case.
6320 * testsuite/Makefile.in: Regenerate.
6322 2009-10-25 Doug Kwan <dougkwan@google.com>
6324 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6325 from private to protected to allow access by child class.
6326 (Sized_relobj::do_relocate_sections): New method declaration.
6327 (Sized_relobj::relocate_sections): Virtualize.
6328 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6329 Sized_relobj::relocate_sections. Instantiate template explicitly
6330 for different target sizes and endianity.
6332 2009-10-24 Doug Kwan <dougkwan@google.com>
6334 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6335 (Arm_input_section::as_arm_input_section): New method.
6336 (Arm_output_section): New class definition.
6337 (Arm_output_section::create_stub_group,
6338 Arm_output_section::group_sections): New method definitions.
6340 2009-10-22 Doug Kwan <dougkwan@google.com>
6342 * arm.cc (Arm_input_section): New class definition.
6343 (Arm_input_section::init, Arm_input_section:do_write,
6344 Arm_input_section::set_final_data_size,
6345 Arm_input_section::do_reset_address_and_file_offset): New method
6348 2009-10-21 Doug Kwan <dougkwan@google.com>
6350 * arm.cc (Stub_table, Arm_input_section): New forward class
6352 (Stub_table): New class defintion.
6353 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6354 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6355 New method definition.
6357 2009-10-21 Doug Kwan <dougkwan@google.com>
6359 * arm.cc: Update copyright comments.
6360 (Target_arm): New forward class template declaration.
6361 (Arm_address): New type.
6362 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6363 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6364 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6366 (Insn_template): Same.
6367 (DEF_STUBS): New macro.
6368 (Stub_type): New enum type.
6369 (Stub_template): New class definition.
6372 (Stub_factory): Same.
6373 (Target_arm::Target_arm): Initialize may_use_blx_ and
6374 should_force_pic_veneer_.
6375 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6376 Target_arm::should_force_pic_veneer,
6377 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6378 Target_arm::using_thumb_only, Target_arm:;default_target): New
6380 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6381 New data member declarations.
6382 (Insn_template::size, Insn_template::alignment): New method defintions.
6383 (Stub_template::Stub_template): New method definition.
6384 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6385 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6386 (Stub_factory::Stub_factory): New method definition.
6387 * gold.h (string_hash): New template.
6388 * output.h (Input_section_specifier::hash_value): Use
6390 (Input_section_specifier::string_hash): Remove.
6391 * stringpool.cc (Stringpool_template::string_hash): Use
6394 2009-10-20 Doug Kwan <dougkwan@google.com>
6396 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6397 symbols of relaxed input sections.
6398 * output.h (Output_section::find_relaxed_input_section): Make
6401 2009-10-16 Doug Kwan <dougkwan@google.com>
6403 * dynobj.cc (Versions::Versions): Initialize version_script_.
6404 Only insert base version symbol definition for a shared object
6405 if version script defines any version versions.
6406 (Versions::define_base_version): New method definition.
6407 (Versions::add_def): Check that base version is not needed.
6408 (Versions::add_need): Define base version lazily.
6409 * dynobj.h (Versions::define_base_version): New method declaration.
6410 (Versions::needs_base_version_): New data member declaration.
6411 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6412 (check_DATA): Add no_version_test.stdout.
6413 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6415 * testsuite/Makefile.in: Regenerate.
6416 * testsuite/no_version_test.c: New file.
6417 * testsuite/no_version_test.sh: Ditto.
6419 2009-10-16 Doug Kwan <dougkwan@google.com>
6421 * expression.cc (class Segment_start_expression): New class definition.
6422 (Segment_start_expression::value): New method definition.
6423 (script_exp_function_segment_start): Return a new
6424 Segment_start_expression.
6425 * gold/script-c.h (script_saw_segment_start_expression): New function
6427 * script-sections.cc (Script_sections::Script_sections): Initialize
6428 SAW_SEGMENT_START_EXPRESSION_ to false.
6429 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6430 and -Tbbs options to specify section addresses if given in
6431 command line and no SEGMENT_START expression is seen in a script.
6432 * script-sections.h (Script_sections::saw_segment_start_expression,
6433 Script_sections::set_saw_segment_start_expression): New method
6435 (Script_sections::saw_segment_start_expression_): New data member
6437 * script.cc (script_saw_segment_start_expression): New function.
6438 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6439 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6440 script_test_7.sh and script_test_8.sh.
6441 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6442 script_test_8.stdout.
6443 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6444 (script_test_6, script_test_6.stdout, script_test_7,
6445 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6446 * Makefile.in: Regenerate.
6447 * testsuite/script_test_6.sh: New file.
6448 * testsuite/script_test_6.t: Same.
6449 * testsuite/script_test_7.sh: Same.
6450 * testsuite/script_test_7.t: Same.
6451 * testsuite/script_test_8.sh: Same.
6453 2009-10-16 Doug Kwan <dougkwan@google.com>
6455 * output.cc (Output_segment::set_section_list_address): Cast
6456 expressions to unsigned long long type to avoid format warnings.
6458 2009-10-15 Ian Lance Taylor <iant@google.com>
6460 * script.cc (Script_options::add_symbol_assignment): Always add a
6461 dot assignment to script_sections_.
6462 * script-sections.cc (Script_sections::add_dot_assignment):
6463 Initialize if necessary.
6465 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6466 program headers with no load segment if there is a linker script.
6468 * layout.cc (Layout::set_segment_offsets): Align the file offset
6469 to the segment aligment for -N or -n with no load segment.
6470 * output.cc (Output_segment::add_output_section): Don't crash if
6471 the first section is a TLS section.
6472 (Output_segment::set_section_list_addresses): Print an error
6473 message if the address moves backward in a linker script.
6474 * script-sections.cc
6475 (Output_section_element_input::set_section_addresses): Don't
6476 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6477 (Orphan_output_section::set_section_addresses): Likewise.
6479 2009-10-15 Doug Kwan <dougkwan@google.com>
6481 * layout.cc (Layout::finish_dynamic_section): Generate tags
6482 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6483 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6484 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6486 2009-10-14 Ian Lance Taylor <iant@google.com>
6488 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6490 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6491 data_shdr fields of relinfo.
6492 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6493 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6494 R_386_TLS_LDO_32, adjust based on section flags.
6495 (Target_i386::Relocate::fix_up_ldo): Remove.
6497 2009-10-13 Ian Lance Taylor <iant@google.com>
6499 Add support for -pie.
6500 * options.h (class General_options): Add -pie and
6502 (General_options::output_is_position_independent): Test -pie.
6503 (General_options::output_is_executable): Return true if not shared
6504 and not relocatable.
6505 (General_options::output_is_pie): Remove.
6506 * options.cc (General_options::finalize): Reject incompatible uses
6508 * gold.cc (queue_middle_tasks): A -pie link is not static.
6509 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6510 * symtab.cc (Symbol::final_value_is_known): Return false if
6511 output_is_position_independent.
6512 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6513 output_is_position_independent.
6514 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6515 output_is_position_independent.
6516 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6517 output_is_position_independent.
6518 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6520 (basic_pie_test.o, basic_pie_test): New targets.
6521 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6522 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6523 (two_file_pie_test): New target.
6524 * testsuite/Makefile.in: Rebuild.
6525 * README: Remove note saying that -pie is not supported.
6527 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6529 * options.h (class General_options): Add -init and -fini.
6530 * layout.cc (Layout::finish_dynamic_section): Emit
6531 given init and fini functions.
6533 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6535 * gc.h (gc_process_relocs): Check if icf is enabled using new
6537 * gold.cc (queue_initial_tasks): Likewise.
6538 (queue_middle_tasks): Likewise.
6539 * object.cc (do_layout): Likewise.
6540 * symtab.cc (is_section_folded): Likewise.
6541 * main.cc (main): Likewise.
6542 * reloc.cc (Read_relocs::run): Likewise.
6543 (Sized_relobj::do_scan_relocs): Likewise.
6544 * icf.cc (is_function_ctor_or_dtor): New function.
6545 (Icf::find_identical_sections): Check if function is ctor or dtor when
6547 * options.h (General_options::icf): Change option to be an enum.
6548 (Icf_status): New enum.
6549 (icf_enabled): New method.
6550 (icf_safe_folding): New method.
6551 (set_icf_status): New method.
6552 (icf_status_): New variable.
6553 * (options.cc) (General_options::finalize): Set icf_status_.
6554 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6555 icf_test and icf_keep_unique_test to use the --icf enum flag.
6556 * testsuite/icf_safe_test.sh: New file.
6557 * testsuite/icf_safe_test.cc: New file.
6559 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6561 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6562 includes to gc.h and icf.h.
6563 * arm.cc: Include gc.h.
6564 * gold.cc: Likewise.
6565 * i386.cc: Likewise.
6566 * powerpc.cc: Likewise.
6567 * sparc.cc: Likewise.
6568 * x86_64.cc: Likewise.
6569 * gc.h: Include icf.h.
6571 2009-10-11 Ian Lance Taylor <iant@google.com>
6573 * plugin.cc: Include "gold.h" before other header files.
6575 2009-10-10 Chris Demetriou <cgd@google.com>
6577 * options.h (Input_file_argument::Input_file_type): New enum.
6578 (Input_file_argument::is_lib_): Replace with...
6579 (Input_file_argument::type_): New member.
6580 (Input_file_argument::Input_file_argument): Take Input_file_type
6581 'type' rather than boolean 'is_lib' as second argument.
6582 (Input_file_argument::is_lib): Use type_.
6583 (Input_file_argument::is_searched_file): New function.
6584 (Input_file_argument::may_need_search): Handle is_searched_file.
6585 * options.cc (General_options::parse_library): Support -l:filename.
6586 (General_options::parse_just_symbols): Update for Input_file_argument
6588 (Command_line::process): Likewise.
6589 * archive.cc (Archive::get_file_and_offset): Likewise.
6590 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6591 * script.cc (read_script_file, script_add_file): Likewise.
6592 * fileread.cc (Input_file::Input_file): Likewise.
6593 (Input_file::will_search_for): Handle is_searched_file.
6594 (Input_file::open): Likewise.
6595 * readsyms.cc (Read_symbols::get_name): Likewise.
6596 * testsuite/Makefile.am (searched_file_test): New test.
6597 * testsuite/Makefile.in: Regenerate.
6598 * testsuite/searched_file_test.cc: New file.
6599 * testsuite/searched_file_test_lib.cc: New file.
6601 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6602 Ian Lance Taylor <iant@google.com>
6604 * descriptor.cc: Include <cstdio> and "binary-io.h".
6605 (Descriptors::open): Open the files in binary mode always.
6606 * script.cc (Lex::get_token): Treat \r as whitespace.
6608 2009-10-09 Ian Lance Taylor <iant@google.com>
6610 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6612 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6613 Ian Lance Taylor <iant@google.com>
6615 * configure.ac: Check for readv function also.
6616 * fileread.cc (readv): Define if not HAVE_READV.
6617 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6619 * config.in: Regenerate.
6620 * configure: Regenerate.
6622 2009-10-09 Doug Kwan <dougkwan@google.com>
6624 * layout.cc (Layout::make_output_section): Call target hook to make
6625 ordinary output section.
6626 (Layout::finalize): Adjust parameter list of call the
6627 Target::may_relax().
6628 * layout.h (class Layout::section_list): New method.
6629 * merge.h (Output_merge_base::entsize): Change visibility to public.
6630 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6632 (Output_merge_string::do_is_string): New method.
6633 * object.cc (Sized_relobj::do_setup): renamed from
6634 Sized_relobj::set_up.
6635 * object.h (Sized_relobj::adjust_shndx,
6636 Sized_relobj::initializ_input_to_output_maps,
6637 Sized_relobj::free_input_to_output_maps): Change visibilities to
6639 (Sized_relobj::setup): Virtualize.
6640 (Sized_relobj::do_setup): New method declaration.
6641 (Sized_relobj::invalidate_section_offset,
6642 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6643 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6644 * options.cc (parse_int): New function.
6645 * options.h (parse_int): New declaration.
6646 (DEFINE_int): New macro.
6647 (stub_group_size): New option.
6648 * output.cc (Output_section::Output_section): Initialize memebers
6649 merge_section_map_, merge_section_by_properties_map_,
6650 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6651 (Output_section::add_input_section): Handled deferred code-fill
6652 generation and remove an old comment.
6653 (Output_section::add_relaxed_input_section): New method definition.
6654 (Output_section::add_merge_input_section): Use merge section by
6655 properties map to speed to search. Update merge section maps
6657 (Output_section::build_relaxation_map): New method definition.
6658 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6660 (Output_section::relax_input_section): Renamed to
6661 Output_section::convert_input_sections_to_relaxed_sections and change
6662 interface to take a vector of pointers to relaxed sections.
6663 (Output_section::find_merge_section,
6664 Output_section::find_relaxed_input_section): New method definitions.
6665 (Output_section::is_input_address_mapped,
6666 Output_section::output_offset, Output_section::output_address):
6667 Use output section data maps to speed up searching.
6668 (Output_section::find_starting_output_address): Add comments.
6669 (Output_section::do_write,
6670 Output_section::write_to_postprocessing_buffer): Do code-fill
6671 generation as appropriate.
6672 (Output_section::get_input_sections): Invalidate relaxed input section
6674 (Output_section::restore_states): Adjust type of checkpoint .
6675 Invalidate relaxed input section map.
6676 * output.h (Output_merge_base): New class declaration.
6677 (Input_section_specifier): New class defintion.
6678 (class Output_relaxed_input_section) Change base class to
6679 Output_section_data_build.
6680 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6681 base class initializer.
6682 (Output_section::add_relaxed_input_section): New method declaration.
6683 (Output_section::Input_section): Change visibility to protected.
6684 (Output_section::Input_section::relobj,
6685 Output_section::Input_section::shndx): Handle relaxed input sections.
6686 Output_section::input_sections) Change visibility to protected. Also
6687 define overload to return a non-const pointer.
6688 (Output_section::Merge_section_properties): New class defintion.
6689 (Output_section::Merge_section_by_properties_map,
6690 Output_section::Output_section_data_by_input_section_map,
6691 Output_section::Relaxation_map): New types.
6692 (Output_section::relax_input_section): Rename method to
6693 Output_section::convert_input_sections_to_relaxed_sections and change
6694 interface to take a vector of relaxed section pointers.
6695 (Output_section::find_merge_section,
6696 Output_section::find_relaxed_input_section,
6697 Output_section::build_relaxation_map,
6698 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6699 New method declarations.
6700 (Output_section::merge_section_map_
6701 Output_section::merge_section_by_properties_map_,
6702 Output_section::relaxed_input_section_map_,
6703 Output_section::is_relaxed_input_section_map_valid_,
6704 Output_section::generate_code_fills_at_write_): New data members.
6705 * script-sections.cc
6706 (Output_section_element_input::set_section_addresses): Call
6707 current_data_size and addralign methods of relaxed input sections.
6708 (Orphan_output_section::set_section_addresses): Call current_data_size
6709 and addralign methods of relaxed input sections.
6710 * symtab.cc (Symbol_table::compute_final_value): Extract template
6711 from the body of Symbol_table::sized_finalize_symbol.
6712 (Symbol_table::sized_finalized_symbol): Call
6713 Symbol_table::compute_final_value.
6714 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6715 (Symbol_table::compute_final_value): New templated method declaration.
6716 * target.cc (Target::do_make_output_section): New method defintion.
6717 * target.h (Target::make_output_section): New method declaration.
6718 (Target::relax): Add more parameters for input objects, symbol table
6719 and layout. Adjust call to do_relax.
6720 (Target::do_make_output_section): New method declaration.
6721 (Target::do_relax): Add parameters for input objects, symbol table
6724 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6726 * pread.c: Include stdio.h.
6728 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6730 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6733 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6735 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6736 Change read_shndx type to unsigned int.
6737 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6739 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6740 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6741 Change read_shndx type to unsigned int.
6742 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6744 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6745 * layout.cc (Layout::create_symtab_sections): Cast the result of
6746 local_symcount * symsize to off_t in the gold_assert.
6748 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6750 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6751 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6753 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6754 (Arm_relocate_functions::thm_abs5): New function.
6755 (Arm_relocate_functions::abs12): New function.
6756 (Arm_relocate_functions::abs16): New function.
6757 (Arm_relocate_functions::base_abs): New function.
6758 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6759 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6760 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6762 (Scan::global): Likewise.
6763 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6764 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6765 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6766 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6769 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6771 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6772 (Arm_relocate_functions::movt_prel): New function.
6773 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6774 (Arm_relocate_functions::thm_movt_prel): New function.
6775 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6776 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6777 (Scan::global, Relocate::relocate): Likewise.
6778 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6780 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6782 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6783 Incremental_checker.
6784 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6786 (class Incremental_inputs_header): New class.
6787 (Incremental_inputs_header_writer): Edit comment.
6788 (Incremental_inputs_entry): New class.
6789 (Incremental_inputs_entry_writer): Edit comment.
6790 (Sized_incremental_binary::do_find_incremental_inputs_section):
6791 Add *strtab_shndx parameter, fill it.
6792 (Sized_incremental_binary::do_check_inputs): New method.
6793 (Incremental_checker::can_incrementally_link_output_file): Use
6794 Sized_incremental_binary::check_inputs.
6795 (Incremental_inputs::report_command_line): Save command line in
6798 (Incremental_binary::find_incremental_inputs_section): New
6800 (Incremental_binary::do_find_incremental_inputs_section): Add
6801 strtab_shndx parameter.
6802 (Incremental_binary::do_check_inputs): New pure virtual method.
6803 (Sized_incremental_binary::do_check_inputs): Declare.
6804 (Incremental_checker::Incremental_checker): Add incremental_inputs
6805 parameter, use it to initialize incremental_inputs_.
6806 (Incremental_checker::incremental_inputs_): New field.
6807 (Incremental_checker::command_line): New method.
6808 (Incremental_checker::inputs): New method.
6809 (Incremental_checker::command_line_): New field.
6811 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6813 * incremental.cc: Include <cstdarg> and "target-select.h".
6814 (vexplain_no_incremental): New function.
6815 (explain_no_incremental): New function.
6816 (Incremental_binary::error): New method.
6817 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6819 (make_sized_incremental_binary): New function.
6820 (open_incremental_binary): New function.
6821 (can_incrementally_link_file): Add checks if output is ELF and has
6823 * incremental.h: Include "elfcpp_file.h" and "output.h".
6824 (Incremental_binary): New class.
6825 (Sized_incremental_binary): New class.
6826 (open_incremental_binary): Declare.
6827 * object.cc (is_elf_object): Use
6828 elfcpp::Elf_recognizer::is_elf_file.
6829 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6830 * output.h (Output_file::filesize): New method.
6832 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6834 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6836 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6837 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6839 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6841 (Arm_relocate_functions::movw_abs_nc): New function.
6842 (Arm_relocate_functions::movt_abs): New function.
6843 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6844 (Arm_relocate_functions::thm_movt_abs): New function.
6845 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6846 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6847 (Scan::global): Likewise.
6848 (Relocate::relocate): Likewise.
6849 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6851 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6853 * arm.cc (Arm_relocate_functions::got_prel) New function.
6854 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6855 (Relocate::relocate): Likewise.
6856 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6858 2009-10-06 Ian Lance Taylor <iant@google.com>
6860 * options.h (class General_options): Define
6861 split_stack_adjust_size parameter.
6862 * object.h (class Object): Add uses_split_stack_ and
6863 has_no_split_stack_ fields. Add uses_split_stack and
6864 has_no_split_stack accessor functions. Declare
6865 handle_split_stack_section.
6866 (class Reloc_symbol_changes): Define.
6867 (class Sized_relobj): Define Function_offsets. Declare
6868 split_stack_adjust, split_stack_adjust_reltype, and
6870 * object.cc (Object::handle_split_stack_section): New function.
6871 (Sized_relobj::do_layout): Call handle_split_stack_section.
6872 * dynobj.cc (Sized_dynobj::do_layout): Call
6873 handle_split_stack_section.
6874 * reloc.cc (Sized_relobj::relocate_sections): Call
6875 split_stack_adjust for executable sections in split_stack
6876 objects. Pass reloc_map to relocate_section.
6877 (Sized_relobj::split_stack_adjust): New function.
6878 (Sized_relobj::split_stack_adjust_reltype): New function.
6879 (Sized_relobj::find_functions): New function.
6880 * target-reloc.h: Include "object.h".
6881 (relocate_section): Add reloc_symbol_changes parameter. Change
6883 * target.h (class Target): Add calls_non_split method. Declare
6884 do_calls_non_split virtual method. Declare match_view and
6886 * target.cc: Include "elfcpp.h".
6887 (Target::do_calls_non_split): New function.
6888 (Target::match_view): New function.
6889 (Target::set_view_to_nop): New function.
6890 * gold.cc (queue_middle_tasks): Give an error if mixing
6891 split-stack and non-split-stack objects with -r.
6892 * i386.cc (Target_i386::relocate_section): Add
6893 reloc_symbol_changes parameter.
6894 (Target_i386::do_calls_non_split): New function.
6895 * x86_64.cc (Target_x86_64::relocate_section): Add
6896 reloc_symbol_changes parameter.
6897 (Target_x86_64::do_calls_non_split): New function.
6898 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6900 * powerpc.cc (Target_powerpc::relocate_section): Add
6901 reloc_symbol_changes parameter.
6902 * sparc.cc (Target_sparc::relocate_section): Add
6903 reloc_symbol_changes parameter.
6904 * configure.ac: Call AM_CONDITIONAL for the default target.
6905 * configure: Rebuild.
6906 * testsuite/Makefile.am (TEST_AS): New variable.
6907 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6908 (check_DATA): Add split_i386 and split_x86_64 files.
6909 (SPLIT_DEFSYMS): Define.
6910 (split_i386_[1234n].o): New targets.
6911 (split_i386_[124]): New targets.
6912 (split_i386_[1234r].stdout): New targets.
6913 (split_x86_64_[1234n].o): New targets.
6914 (split_x86_64_[124]): New targets.
6915 (split_x86_64_[1234r].stdout): New targets.
6916 (MOSTLYCLEANFILES): Add new executables.
6917 * testsuite/split_i386.sh: New file.
6918 * testsuite/split_x86_64.sh: New file.
6919 * testsuite/split_i386_1.s: New file.
6920 * testsuite/split_i386_2.s: New file.
6921 * testsuite/split_i386_3.s: New file.
6922 * testsuite/split_i386_4.s: New file.
6923 * testsuite/split_i386_n.s: New file.
6924 * testsuite/split_x86_64_1.s: New file.
6925 * testsuite/split_x86_64_2.s: New file.
6926 * testsuite/split_x86_64_3.s: New file.
6927 * testsuite/split_x86_64_4.s: New file.
6928 * testsuite/split_x86_64_n.s: New file.
6929 * testsuite/testfile.cc (Target_test): Update relocation_section
6931 * testsuite/Makefile.in: Rebuild.
6933 2009-10-06 Ian Lance Taylor <iant@google.com>
6935 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6936 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6937 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6938 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6939 the address on ldo_addrs_.
6940 (Target_i386::Relocate::fix_up_ldo): New function.
6942 2009-10-06 Rafael Espindola <espindola@google.com>
6944 * plugin.cc (add_input_library): New.
6945 (Plugin::load): Add add_input_library to tv.
6946 (Plugin_manager::add_input_file): Add the is_lib argument.
6947 (add_input_file): Update call to Plugin_manager::add_input_file.
6948 (add_input_library): New.
6949 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6951 2009-09-30 Doug Kwan <dougkwan@google.com>
6953 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6954 symbol and call Symbol::may_need_copy_reloc to determine if
6955 a copy reloc is needed.
6956 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6957 nocopyreloc is given in command line.
6958 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6959 given in command line.
6960 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6961 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6962 of the removed Target_i386::may_need_copy_reloc.
6963 * options.h (copyreloc): New option with default value false.
6964 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6965 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6966 instead of the removed Target_powerpc::may_need_copy_reloc.
6967 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6968 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6969 instead of the removed Target_sparc::may_need_copy_reloc.
6970 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6971 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6972 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6973 instead of the removed Target_x86_64::may_need_copy_reloc.
6975 2009-09-30 Ian Lance Taylor <iant@google.com>
6977 * object.h (class Object): Remove target_ field, and target,
6978 sized_target, and set_target methods.
6979 (Object::sized_target): Remove.
6980 (class Sized_relobj): Update declarations. Remove sized_target.
6981 * object.cc (Sized_relobj::setup): Remove target parameter.
6983 (Input_objects::add_object): Don't do anything with the target.
6984 (make_elf_sized_object): Add punconfigured parameter. Change all
6985 callers. Set or test parameter target.
6986 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6988 * parameters.cc (Parameters::set_target): Change parameter type to
6990 (Parameters::default_target): Remove.
6991 (set_parameters_target): Change parameter type to be non-const.
6992 (parameters_force_valid_target): New function.
6993 (parameters_clear_target): New function.
6994 * parameters.h (class Parameters): Update declarations. Remove
6995 default_target method. Add sized_target and clear_target
6996 methods. Change target_ to be non-const.
6997 (set_parameters_target): Update declaration.
6998 (parameters_force_valid_target): Declare.
6999 (parameters_clear_target): Declare.
7000 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7001 as NULL if we aren't searching.
7002 (Add_symbols::run): Don't check for compatible target.
7003 * fileread.cc (Input_file::open_binary): Call
7004 parameters_force_valid_target.
7005 * gold.cc (queue_middle_tasks): Likewise.
7006 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7007 set_target on object.
7008 * dynobj.h (class Sized_dynobj): Update declarations.
7009 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7010 make_elf_object returns NULL.
7011 (Archive::include_member): Don't check whether object target is
7013 * output.cc (Output_section::add_input_section): Get target from
7015 (Output_section::relax_input_section): Likewise.
7016 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7018 (Sized_relobj::do_scan_relocs): Likewise.
7019 (Sized_relobj::relocate_sections): Likewise.
7020 * resolve.cc (Symbol_table::resolve): Likewise.
7021 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7022 parameter. Change all callers.
7023 (Symbol_table::add_from_object): Get target from parameters.
7024 (Symbol_table::add_from_relobj): Don't check object target.
7025 (Symbol_table::add_from_dynobj): Likewise.
7026 (Symbol_table::define_special_symbol): Get target from
7028 * symtab.h (class Symbol_table): Update declaration.
7029 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7030 parameter. Change all callers. Clear parameter target.
7031 (Binary_test): Test target here.
7032 * testsuite/object_unittest.cc (gold_testsuite): Remove
7033 target_test_pointer parameter. Change all callers.
7034 (Object_test): Test target here.
7036 2009-09-26 Ian Lance Taylor <iant@google.com>
7038 * testsuite/initpri1.c: Don't try to use constructor priorities if
7039 compiling with gcc before 4.3.
7041 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7043 * testsuite/retain_symbols_file_test.sh (check_present): Change
7044 output file name to retain_symbols_file_test.stdout.
7045 (check_absent): Likewise.
7047 2009-09-18 Craig Silverstein <csilvers@google.com>
7049 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7050 * options.cc: Include <cerrno> and <fstream>.
7051 (General_options::finalize): Parse -retain-symbols-file tag.
7052 * options.h: New flag.
7053 (General_options): New method should_retain_symbol, new
7054 variable symbols_to_retain.
7055 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7056 should_retain_symbol map.
7057 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7058 * testsuite/Makefile.in: Regenerate.
7059 * testsuite/retain_symbols_file_test.sh: New file.
7061 2009-09-18 Nick Clifton <nickc@redhat.com>
7063 * po/es.po: Updated Spanish translation.
7065 2009-09-17 Doug Kwan <dougkwan@google.com>
7067 * debug.h (DEBUG_RELAXATION): New constant.
7068 (DEBUG_ALL): Add DEBUG_RELAXATION.
7069 (debug_string_to_enum): Add relaxation debug option.
7071 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7072 Layout::Relaxation_debug_check::read_sections,
7073 Layout::Relaxation_debug_check::read_sections): New method definitions.
7074 (Layout::Layout): Initialize data members
7075 record_output_section_data_from_scrips_,
7076 script_output_section_data_list_ and relaxation_debug_check_.
7077 (Layout::save_segments, Layout::restore_segments,
7078 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7079 Layout::relaxation_loop_body): New method definitions.
7080 (Layout::finalize): Support relaxation. Move section layout code to
7081 Layout::relaxation_loop_body.
7082 (Layout::set_asection_address_from_script): Move code for orphan
7083 section placement out.
7084 (Layout::place_orphan_sections_in_script): New method definition.
7085 * layout.h (Output_segment_headers, Output_file_header):
7086 New forward class declarations.
7087 (Layout::~Layout): Define.
7088 (Layout::new_output_section_data_from_script): New method definition.
7089 (Layout::place_orphan_sections_in_script): New method declaration.
7090 (Layout::Segment_states): New type declaration.
7091 (Layout::save_segments, Layout::restore_segments,
7092 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7093 Layout::relaxation_loop_body): New method declarations.
7094 (Layout::Output_section_data_list): New type declaration.
7095 (Layout::Relaxation_debug_check): New class definition.
7096 (Layout::record_output_section_data_from_script_,
7097 Layout::script_output_section_data_list_, Layout::segment_states_,
7098 Layout::relaxation_debug_check_): New data members.
7099 * output.cc: (Output_section_headers::do_size): New method definition.
7100 (Output_section_headers::Output_section_headers): Move size
7101 computation to Output_section_headers::do_size.
7102 (Output_segment_headers::do_size): New method definition.
7103 (Output_file_header::Output_file_header): Move size computation to
7104 Output_file_header::do_size and call it.
7105 (Output_file_header::do_size): New method definition.
7106 (Output_data_group::Output_data_group): Adjust call to
7107 Output_section_data.
7108 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7109 (Output_symtab_xindex::do_write): Add array bound check.
7110 (Output_section::Input_section::print_to_mapfile): Handle
7111 RELAXED_INPUT_SECTION_CODE.
7112 (Output_section::Output_section): Initialize data member checkpoint_.
7113 (Output_section::~Output_section): Delete checkpoint object pointed
7115 (Output_section::add_input_section): Always add an Input_section if
7117 (Output_section::add_merge_input_section): Add assert.
7118 (Output_section::relax_input_section): New method definition.
7119 (Output_section::set_final_data_size): Set load address to zero for
7120 an unallocated section.
7121 (Output_section::do_address_and_file_offset_have_reset_values):
7122 New method definition.
7123 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7124 Handle relaxed input section.
7125 (Output_section::sort_attached_input_sections): Checkpoint input
7126 section list lazily.
7127 (Output_section::get_input_sections): Change type of input_sections to
7128 list of Simple_input_section pointers. Checkpoint input section list
7129 lazily. Also handle relaxed input sections.
7130 (Output_section::add_input_section_for_script): Take a reference to
7131 a Simple_input_section object instead of Relobj pointer and section
7132 index as parameter. Handle relaxed input sections.
7133 (Output_section::save_states, Output_section::restore_states): New
7135 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7136 (Output_data::is_data_size_fixed): New method definition.
7137 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7139 (Output_data::address_and_file_offset_have_reset_values): New method
7141 (Output_data::do_address_and_file_offset_have_reset_values): New method
7143 (Output_data::set_data_size): Check that data size is not fixed.
7144 (Output_data::fix_data_size): New method definition.
7145 (Output_data::is_data_size_fixed_): New data member.
7146 (Output_section_headers::set_final_data_size): New method definition.
7147 (Output_section_headers::do_size): New method declaration.
7148 (Output_segment_headers::set_final_data_size): New method definition.
7149 (Output_segment_headers::do_size): New method declaration.
7150 (Output_file_header::set_final_data_size)::New method definition.
7151 (Output_file_header::do_size)::New method declaration.
7152 (Output_section_data::Output_section_data): Add new parameter
7153 is_data_size_fixed and use it to fix data size.
7154 (Output_data_const::Output_data_const): Adjust call to base class
7155 constructor and fix data size.
7156 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7157 base class constructor and fix data size.
7158 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7159 base class constructor and fix data size.
7160 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7161 class constructor and fix data size.
7162 (Output_data_group::set_final_data_size): New method definition.
7163 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7164 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7165 class constructor and fix data size.
7166 (Output_relaxed_input_section): New class definition.
7167 (Output_section::Simple_input_section): New class definition.
7168 (Output_section::get_input_sections): Adjust parameter list.
7169 (Output_section::add_input_section_for_script): Same.
7170 (Output_section::save_states, Output_section::restore_states,
7171 Output_section::do_address_and_file_offset_have_reset_values,
7172 (Output_section::Input_section::Input_section): Handle
7173 RELAXED_INPUT_SECTION_CODE. Add new overload for
7174 Output_relaxed_input_section.
7175 (Output_section::Input_section::is_input_section,
7176 Output_section::Input_section::set_output_section): Handle relaxed
7178 (Output_section::Input_section::is_relaxed_input_section,
7179 Output_section::Input_section::output_section_data,
7180 Output_section::Input_section::relaxed_input_section): New method
7182 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7184 (Output_section::Input_section::u1_): Update comments.
7185 (Output_section::Input_section::u2_): Add new union member poris.
7186 (Output_section::Checkpoint_output_section): New classs definition.
7187 (Output_section::relax_input_section): New method declaration.
7188 (Output_section::checkpoint_): New data member.
7189 (Output_segment): Update comments.
7190 (Output_segment::Output_segment): Un-privatize copy constructor.
7191 (Output_segment::operator=): Un-privatize.
7192 * script-sections.cc (Output_section_element::Input_section_list):
7193 Change element type to Output_section::Simple_input_section.
7194 (Output_section_element_dot_assignment::set_section_addresses):
7195 Register output section data for relaxation clean up.
7196 (Output_data_exression::Output_data_expression): Adjust call to base
7197 constructor to fix data size.
7198 (Output_section_element_data::set_section_addresses): Register
7199 Output_data_expression object for relaxation clean up.
7200 (struct Input_section_info): Replace Relobj pointer and section index
7201 pair with Output_section::Simple_input_section and Convert struct to a
7203 (Input_section_sorter::operator()): Adjust access to
7204 Input_section_info data member to use accessors.
7205 (Output_section_element_input::set_section_addresses): Use layout
7206 parameter. Adjust code to use Output_section::Simple_input_section
7207 and Input_secction_info classes. Register filler for relaxation
7209 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7210 and section index pair with Output_section::Simple_input_section
7211 class. Adjust code accordingly.
7212 (Phdrs_element::release_segment): New method definition.
7213 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7215 (Script_sections::release_segments): New method definition.
7216 * gold/script-sections.h (Script_sections::release_segments): New
7218 * gold/target.h (Target::may_relax, Target::relax,
7219 Target::do_may_relax, Target::do_relax): New method definitions.
7221 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7223 * arm.cc (has_signed_unsigned_overflow): New function.
7224 (Arm_relocate_functions::abs8): New function.
7225 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7226 (Target_arm::Scan::global): Likewise.
7227 (Target_arm::relocate::relocate): Likewise.
7228 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7231 2009-09-16 Cary Coutant <ccoutant@google.com>
7233 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7234 * testsuite/Makefile.in: Regenerate.
7236 2009-09-11 Nick Clifton <nickc@redhat.com>
7238 * po/gold.pot: Updated by the Translation project.
7240 2009-09-08 Cary Coutant <ccoutant@google.com>
7242 * output.cc (Output_file::open): Add execute permission to empty file.
7243 * testsuite/Makefile.am (permission_test): New test.
7244 * testsuite/Makefile.in: Regenerate.
7246 2009-09-02 Ian Lance Taylor <iant@google.com>
7248 * output.cc (Output_file::resize): Call map_no_anonymous rather
7251 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7253 * gold.cc: Include "incremental.h".
7254 (queue_initial_tasks): Call Incremental_checker methods.
7255 * incremental.cc: Include "output.h".
7256 (Incremental_checker::can_incrementally_link_output_file): New
7258 * incremental.h (Incremental_checker): New class.
7260 * output.cc (Output_file::open_for_modification): New method.
7261 (Output_file::map_anonymous): Changed return type to bool. Record
7263 (Output_file::map_no_anonymous): New method, broken out of map.
7264 (Output_file::map): Use map_no_anonymous and map_anonymous.
7265 * output.h (class Output_file): Update declarations.
7267 2009-08-24 Cary Coutant <ccoutant@google.com>
7269 * options.h (Command_line::Pre_options): New class.
7270 (Command_line::pre_options): New member.
7271 * options.cc (gold::options::ready_to_register): New variable.
7272 (One_option::register_option): Do nothing if not registering options.
7273 Assert if same short option registered twice.
7274 (General_options::General_options): Turn off option registration when
7276 (Command_line::Pre_options::Pre_options): New constructor.
7278 2009-08-24 Cary Coutant <ccoutant@google.com>
7280 * options.h (General_options::no_keep_memory): Remove incorrect
7283 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7285 * Makefile.am (am__skiplex, am__skipyacc): New.
7286 * Makefile.in: Regenerate.
7288 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7290 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7291 (INCLUDES): ... this.
7292 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7293 (AM_CPPFLAGS): Renamed from ...
7294 (INCLUDE): ... this.
7295 * Makefile.in, testsuite/Makefile.in: Regenerate.
7297 * Makefile.in: Regenerate.
7298 * aclocal.m4: Likewise.
7299 * config.in: Likewise.
7300 * configure: Likewise.
7301 * testsuite/Makefile.in: Likewise.
7303 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7304 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7305 * Makefile.in: Regenerate.
7306 * testsuite/Makefile.in: Regenerate.
7308 2009-08-19 Cary Coutant <ccoutant@google.com>
7310 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7311 symbols in shared libraries overridden by hidden or internal symbols
7312 in the main program.
7314 2009-08-19 Chris Demetriou <cgd@google.com>
7316 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7317 checking source file names in error messages.
7319 2009-08-18 Doug Kwan <dougkwan@google.com>
7321 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7322 an elcpp::Ehdr as parameter. Adjust call to set_target.
7323 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7324 an elfcpp::Ehdr as parameter.
7325 * object.cc (Object::set_target): Remove the version that looks up
7326 a target and sets it.
7327 (Sized_relobj::setup): Take a Target object instead of
7328 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7329 (make_elf_sized_object): Find target and ask target to
7331 * object.h: (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.
7335 * target.cc: Include dynobj.h.
7336 (Target::do_make_elf_object_implementation): New.
7337 (Target::do_make_elf_object): New.
7338 * target.h (Target::make_elf_object): New template declaration.
7339 (Target::do_make_elf_object): New method declarations.
7340 (Target::do_make_elf_object_implementation): New template declaration.
7342 2009-08-14 Ian Lance Taylor <iant@google.com>
7344 * gold.h (FUNCTION_NAME): Define.
7345 (gold_unreachable): Use FUNCTION_NAME.
7347 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7349 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7350 symbol in the --keep-unique list is not found.
7352 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7354 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7355 been maked as --keep-unique.
7356 (Icf::unfold_section): New function.
7357 * icf.h (Icf::unfold_section): New function.
7358 * options.h (General_options::keep_unique): New option.
7359 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7360 * testsuite/Makefile.in: Regenerate.
7361 * testsuite/icf_keep_unique_test.sh: New file.
7362 * testsuite/icf_keep_unique_test.cc: New file.
7364 2009-08-12 Cary Coutant <ccoutant@google.com>
7367 * resolve.cc (Symbol_table::resolve): Check for references from
7368 dynamic objects to hidden and internal symbols.
7369 * testsuite/Makefile.am (hidden_test.sh): New test.
7370 * testsuite/Makefile.in: Regenerate.
7371 * testsuite/hidden_test.sh: New script.
7372 * testsuite/hidden_test_1.c: New test source.
7373 * testsuite/hidden_test_main.c: New test source.
7375 2009-08-11 Doug Kwan <dougkwan@google.com>
7377 * arm.cc: Update comments.
7378 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7379 segment to locate the .ARM.exidx section if present.
7381 2009-08-09 Doug Kwan <dougkwan@google.com>
7383 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7386 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7387 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7390 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7392 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7393 valid tls_segment only for non-debug-section relocations.
7394 * testsuite/Makefile.am: Add gc_tls_test.
7395 * testsuite/Makefile.in: Regenerate.
7396 * testsuite/gc_tls_test.cc: New file.
7397 * testsuite/gc_tls_test.sh: New file.
7399 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7403 * Makefile.am (CCFILES): Add icf.cc.
7405 * Makefile.in: Regenerate.
7406 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7407 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7408 section, symbol and addend information for the relocs.
7409 * gold.cc (queue_middle_tasks): Call identical code folding.
7410 * gold.h: Add defines for multimap.
7411 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7412 to the call of finalize_local_symbols.
7413 * main.cc (main): Create object of class Icf.
7414 * object.cc (Sized_relobj::do_layout): Allow this function to be
7415 called twice during icf.
7416 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7417 to sections marked as identical by icf.
7418 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7420 (Sized_relobj::do_section_entsize): New function.
7421 * object.h (Object::section_entsize): New function.
7422 (Object::do_section_entsize): New pure virtual function.
7423 (Relobj::finalize_local_symbols): Add new parameter.
7424 (Relobj::do_section_entsize): New function.
7425 * options.h (General_options::icf): New option.
7426 (General_options::icf_iterations): New option.
7427 (General_options::print_icf_sections): New option.
7428 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7429 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7430 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7432 * symtab.cc (Symbol_table::is_section_folded): New function.
7433 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7434 to sections marked as identical by icf.
7435 * symtab.h (Symbol_table::set_icf): New function.
7436 (Symbol_table::icf): New function.
7437 (Symbol_table::is_section_folded): New function.
7438 (Symbol_table::icf_): New data member.
7439 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7440 * testsuite/Makefile.am: Add commands to build icf_test.
7441 * testsuite/Makefile.in: Regenerate.
7442 * testsuite/icf_test.sh: New file.
7443 * testsuite/icf_test.cc: New file.
7445 2009-07-24 Chris Demetriou <cgd@google.com>
7447 * layout.cc (is_compressible_debug_section): Fix incorrect
7448 comment about compressed section names.
7450 2009-07-20 Ian Lance Taylor <ian@airs.com>
7453 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7455 2009-07-16 Ian Lance Taylor <iant@google.com>
7458 * layout.h: #include <map>.
7459 (class Kept_section): Change from struct to class. Add accessors
7460 and setters. Add section size to Comdat_group mapping. Change
7461 Comdat_group to std::map. Add is_comdat_ field. Add
7462 linkonce_size field in union.
7463 (class Layout): Update declaration of find_or_add_kept_section.
7464 Don't declare find_kept_object.
7465 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7466 parameter. Add object, shndx, is_comdat, and is_group_name
7467 parameters. Change all callers. Adjust for new Kept_section.
7468 (Layout::find_kept_object): Remove.
7469 * object.cc (Sized_relobj::include_section_group): Update use of
7470 Kept_section. Rename secnum to shndx. Only record
7471 Kept_comdat_section if sections are the same size.
7472 (Sized_relobj::include_linkonce_section): Update use of
7473 Kept_section. Only record Kept_comdat_section if sections are the
7474 same size. Set size of linkonce section.
7475 (Sized_relobj::map_to_kept_section): Update call to
7476 get_kept_comdat_section.
7477 * object.h (class Sized_relobj): Rename fields in
7478 Kept_comdat_section to drop trailing underscores; change object
7479 field to Relobj*. Change Kept_comdat_section_table to store
7480 struct rather than pointer.
7481 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7482 Add kept_object and kept_shndx parameters. Change all callers.
7483 (Sized_relobj::get_kept_comdat_section): Change return type to
7484 bool. Add kept_object and kept_shndx parameters. Change all
7486 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7487 Layout::find_or_add_kept_section.
7489 2009-07-09 Ian Lance Taylor <iant@google.com>
7491 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7492 Reserve space in the hash table.
7494 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7496 * fileread.cc (File_read::get_mtime): New method.
7497 * fileread.h (Timespec): New structure.
7498 (File_read::get_mtime): New method.
7499 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7500 Renamed from timestamp_nsec.
7501 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7503 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7505 (Incremental_inputs::report_archive): Save mtime; style fix.
7506 (Incremental_inputs::report_obejct): Save mtime; style fix.
7507 (Incremental_inputs::report_script): Save mtime; style fix.
7508 (Incremental_inputs::finalize_inputs): Style fix.
7509 (Incremental_inputs::finalize): Style fix.
7510 (Incremental_inputs::create_input_section_data): Store inputs
7512 * incremental.h (Incremental_inputs::report_script): Add mtime
7514 (Incremental_inputs::Input_info::Input_info): Intialize only one
7516 (Incremental_inputs::Input_info::archive): Move to nameless
7518 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7519 (Incremental_inputs::Input_info::script): Move to nameless union.
7520 (Incremental_inputs::mtime): New field.
7521 * script.cc (read_input_script): Pass file mtime to
7523 * script.h (Script_info::inputs): Style fix.
7525 2009-07-01 Ian Lance Taylor <ian@airs.com>
7527 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7530 2009-06-24 Ian Lance Taylor <iant@google.com>
7533 * layout.cc (Layout::choose_output_section): If we find an
7534 existing section, update the flags.
7535 (Layout::create_notes): New function, broken out of
7537 (Layout::finalize): Don't create note sections.
7538 (Layout::create_note): Don't crash if linker script discards
7540 (Layout::create_gold_note): Likewise.
7541 (Layout::create_build_id): Likewise. Don't set
7542 after_input_sections on the section.
7543 (Layout::create_executable_stack_info): Remove target parameter.
7545 * layout.h (class Layout): Declare create_notes. Update
7546 declaration of create_executable_stack_info.
7547 * gold.cc (queue_middle_tasks): Call create_notes.
7548 * output.cc (Output_section::update_flags_for_input_section): Move
7549 here from output.h. If SHF_ALLOC flag is newly set, mark address
7551 * output.h (Output_data::mark_address_invalid): New function.
7552 (class Output_section): Only declare, not define,
7553 update_flags_for_input_section. Remove set_flags.
7555 2009-06-24 Ian Lance Taylor <iant@google.com>
7557 * script-sections.cc (Output_section_definition::
7558 set_section_addresses): Rename shadowing local load_address to
7561 2009-06-24 Ian Lance Taylor <iant@google.com>
7564 * reloc.cc (relocate_sections): Skip empty relocation sections.
7566 2009-06-23 Ian Lance Taylor <iant@google.com>
7569 * layout.cc (Layout::create_note): Use choose_output_section
7570 rather than make_output_section.
7572 2009-06-23 Ian Lance Taylor <iant@google.com>
7575 * options.cc (General_options::parse_V): Set printed_version_.
7576 (General_options::General_options): Initialize printed_version_.
7577 * options.h (class General_options): Add printed_version_ field.
7578 * gold.cc (queue_initial_tasks): If there are no input files,
7579 don't give a fatal error if we printed the version information.
7580 (queue_middle_tasks): If using -r with a shared object, give a
7581 fatal error rather than an ordinary error.
7583 2009-06-23 Ian Lance Taylor <iant@google.com>
7586 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7587 (Layout::make_output_section): Set have_stabstr_section_ if we see
7588 a .stab*str section.
7589 (Layout::finalize): Call link_stabs_sections.
7590 (Layout::link_stabs_sections): New file.
7591 * layout.h (class Layout): Add have_stabstr_section_ field.
7592 Declare link_stabs_sections.
7594 2009-06-23 Doug Kwan <dougkwan@google.com>
7596 * Makefile.am (libgold_a_LIBADD): New.
7597 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7598 * Makefile.in: Regenerate.
7599 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7600 * configure: Regenerate.
7601 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7602 * fileread.cc: Include sys/state.h
7603 * gold.h: Declare memmem and strndup if found missing.
7604 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7606 2009-06-23 Ian Lance Taylor <iant@google.com>
7608 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7609 * configure: Rebuild.
7611 2009-06-23 Ian Lance Taylor <iant@google.com>
7614 * object.cc (Object::section_contents): Don't try to get a view if
7615 the section has length zero.
7616 (Object::handle_gnu_warning_section): If the section is empty, use
7617 the name of the section as the warning.
7619 2009-06-23 Ian Lance Taylor <iant@google.com>
7622 * stringpool.h (class Stringpool_template): Add optimize_ field.
7623 (Stringpool_template::set_optimize): New function.
7624 * stringpool.cc (Stringpool_template::Stringpool_template):
7625 Initialize optimize_ field.
7626 (Stringpool_template::set_string_offsets): Test local optimize
7627 fild rather than parameter.
7628 * layout.cc (Layout::Layout): Call set_optimize on the section
7631 2009-06-22 Ian Lance Taylor <iant@google.com>
7634 * yyscript.y: Parse TARGET.
7635 * script.cc (script_set_target): New function.
7636 * script-c.h (script_set_target): Declare.
7637 * options.cc (General_options::string_to_object_format): Rename
7638 from string_to_object_format in anonymous namespace. Change
7640 * options.h (class General_options): Declare
7641 string_to_object_format.
7643 2009-06-22 Ian Lance Taylor <iant@google.com>
7645 * script-sections.cc (Script_sections::create_segments): Don't put
7646 program headers in a PT_LOAD segment if -n or -N.
7648 2009-06-22 Ian Lance Taylor <iant@google.com>
7651 * options.h (class General_options): Add -z lazy and -z now. Sort
7652 -z options into alphabetical order.
7653 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7655 2009-06-21 Ian Lance Taylor <iant@google.com>
7657 * layout.cc (Layout::make_output_section): Call
7658 Target::new_output_section.
7659 (Layout::attach_allocated_section_to_segment): Put large section
7660 sections in a separate load segment with the large segment flag
7662 (Layout::segment_precedes): Sort large data segments after other
7664 (align_file_offset): New static function.
7665 (Layout::set_segment_offsets): Use align_file_offset.
7666 * output.h (class Output_section): Add is_small_section_ and
7667 is_large_section_ fields.
7668 (Output_section::is_small_section): New function.
7669 (Output_section::set_is_small_section): New function.
7670 (Output_section::is_large_section): New function.
7671 (Output_section::set_is_large_section): New function.
7672 (Output_section::is_large_data_section): New function.
7673 (class Output_segment): Add is_large_data_segment_ field.
7674 (Output_segment::is_large_data_segment): New function.
7675 (Output_segment::set_is_large_data_segment): New function.
7676 * output.cc (Output_section::Output_section): Initialize new
7678 (Output_segment::Output_segment): Likewise.
7679 (Output_segment::add_output_section): Add assertion that large
7680 data sections always go in large data segments. Force small data
7681 sections to the end of the list of data sections. Force small BSS
7682 sections to the start of the list of BSS sections. For large BSS
7683 sections to the end of the list of BSS sections.
7684 * symtab.h (class Symbol): Declare is_common_shndx.
7685 (Symbol::is_defined): Check Symbol::is_common_shndx.
7686 (Symbol::is_common): Likewise.
7687 (class Symbol_table): Define enum Commons_section_type. Update
7688 declarations. Add small_commons_ and large_commons_ fields.
7689 * symtab.cc (Symbol::is_common_shndx): New function.
7690 (Symbol_table::Symbol_table): Initialize new fields.
7691 (Symbol_table::add_from_object): Put small and large common
7692 symbols in the right list.
7693 (Symbol_table::sized_finalized_symbol): Check
7694 Symbol::is_common_shndx.
7695 (Symbol_table::sized_write_globals): Likewise.
7696 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7697 common symbol lists. Don't call do_allocate_commons_list if the
7699 (Symbol_table::do_allocate_commons_list): Remove is_tls
7700 parameter. Add comons_section_type parameter. Change all
7701 callers. Handle small and large common symbols.
7702 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7703 Symbol::is_common_shndx.
7704 * resolve.cc (symbol_to_bits): Likewise.
7705 * target.h (Target::small_common_shndx): New function.
7706 (Target::small_common_section_flags): New function.
7707 (Target::large_common_shndx): New function.
7708 (Target::large_common_section_flags): New function.
7709 (Target::new_output_section): New function.
7710 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7711 small_common_section_flags, and large_common_section_flags
7713 (Target::do_new_output_section): New virtual function.
7714 * arm.cc (Target_arm::arm_info): Initialize new fields.
7715 * i386.cc (Target_i386::i386_info): Likewise.
7716 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7718 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7719 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7720 (Target_x86_64::do_new_output_section): New function.
7721 * configure.ac: Define conditional MCMODEL_MEDIUM.
7722 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7723 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7724 (large_LDFLAGS): Define.
7725 * testsuite/large.c: New file.
7726 * testsuite/testfile.cc (Target_test::test_target_info):
7727 Initialize new fields.
7728 * configure, testsuite/Makefile.in: Rebuild.
7730 2009-06-05 Doug Kwan <dougkwan@google.com>
7732 * Makefile.am (CCFILES): Add target.cc.
7733 * Makefile.in: Regenerate.
7734 * i386.cc (class Target_i386): Define new virtual method to
7735 override do_is_local_label_name in parent.
7736 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7737 local symbols if --discard-locals or -X is given.
7738 * options.h (class General_options): Declare new options
7739 '--discard-locals' and '-X' for discarding locals.
7740 * target.h (class Target): Define new methods is_local_label_name.
7741 Declare new virtual method do_is_local_label_name.
7742 * target.cc: New file.
7743 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7744 (check_SCRIPTS): Add discard_locals_test.sh.
7745 (check_DATA): Add discard_local_tests.syms.
7746 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7747 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7748 * testsuite/Makefile.in: Regenerate.
7749 * testsuite/discard_locals_test.c: New file.
7750 * testsuite/discard_locals_test.sh: Same.
7752 2009-06-05 Doug Kwan <dougkwan@google.com>
7754 * object.cc (Sized_relobj::Sized_relobj): Initialize
7755 discarded_eh_frame_shndx_ to -1U.
7756 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7758 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7759 a discarded .eh_frame section.
7760 (Sized_relobj::do_finalize_local_symbols): Ditto.
7761 * object.h (class Sized_relobj): Declare new member
7762 discarded_eh_frame_shndx_.
7763 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7764 (local_labels_test.o, local_labels_test): New rules.
7765 * testsuite/Makefile.in: Regenerate.
7767 2009-06-04 Doug Kwan <dougkwan@google.com>
7769 * layout.cc (Layout::section_name_mapping): Add mapping for
7770 special ARM sections.
7772 2009-06-03 Doug Kwan <dougkwan@google.com>
7774 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7775 (utils::has_overflow): Same.
7777 2009-06-03 Ian Lance Taylor <iant@google.com>
7779 * layout.cc (Layout::section_name_mapping): New array, replacing
7780 Layout::linkonce_mapping.
7781 (Layout::section_name_mapping_count): New variable, replacing
7782 Layout::linkonce_mapping_count.
7783 (Layout::linkonce_output_name): Remove.
7784 (Layout::output_section_name): Rewrite.
7785 * layout.h (class Layout): Rename Linkonce_mapping to
7786 Section_name_mapping, linkonce_mapping to section_name_mapping,
7787 linkonce_mapping_count to section_name_mapping_count. Don't
7788 declare linkonce_output_name.
7790 2009-06-03 Doug Kwan <dougkwan@google.com>
7792 * gold/arm.cc (namespace utils): New.
7793 (Target_arm::reloc_is_non_pic): Define new method.
7794 (class Arm_relocate_functions): New.
7795 (Target_arm::Relocate::relocate): Handle relocation types used by
7798 2009-06-03 Ian Lance Taylor <iant@google.com>
7800 * arm.cc (Target_arm::scan::global): Use || instead of |.
7802 2009-06-02 Doug Kwan <dougkwan@google.com>
7804 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7805 issued_non_pic_error_.
7806 (class Target_arm::Scan): Declare new method check_non_pic.
7807 Define new method symbol_needs_plt_entry.
7808 Declare new data member issued_non_pic_error_.
7809 (class Target_arm::Relocate): Declare new method
7810 should_apply_static_reloc.
7811 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7812 (Target_arm::Scan::check_non_pic): Define new method.
7813 (Target_arm::Scan::local): Handle a small subset of reloc types used
7815 (Target_arm::Scan::local): Same.
7816 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7818 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7820 * incremental.cc (Incremental_inputs::report_command_line): Filter
7821 out --incremental-* options.
7823 2009-05-29 Doug Kwan <dougkwan@google.com>
7825 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7827 (class Target_arm): Update comment.
7828 (Target_arm::Target_arm): Initialize new data members GOT_,
7829 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7830 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7831 and Target_arm::rel_dyn_section.
7832 Declare new_enum Target_arm::Got_type.
7833 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7835 Update commments for member do_dynsym_value.
7836 (Target_arm::got_size, Target_arm::plt_section,
7837 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7838 new methods inside class defintion.
7839 (Target_arm::got_section): Define new method.
7840 (Target_arm::rel_dyn_section): Same.
7841 (Output_data_plt_arm): New template class.
7842 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7843 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7844 (Output_data_plt_arm::add_entry): Same.
7845 (Output_data_plt_arm::first_plt_entry): Define new
7846 static data member for PLT instruction template.
7847 (Output_data_plt_arm::plt_entry): Same.
7848 (Output_data_plt_arm::do_write): Define new method.
7849 (Target_arm::make_plt_entry): Same.
7850 (Target_arm::do_finalize_sections): Same.
7851 (Target_arm::do_dynsym_value): Same.
7853 2009-05-28 Doug Kwan <dougkwan@google.com>
7855 * Makefile.am (TARGETSOURCES): Add arm.cc.
7856 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7857 * Makefile.in: Regenerate.
7859 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7861 2009-05-26 Doug Kwan <dougkwan@google.com>
7863 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7864 (General_options::check_excluded_libs): Strip off directories in
7865 archive name before matching like GNU ld does.
7866 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7867 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7868 (exclude_libs_test_LDFLAGS): Add linker option
7869 -Wl,--exclude-libs,libexclude_libs_test_3
7870 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7871 an explicit archive without using -l.
7872 (alt/libexclude_libs_test_3.a): New make rule.
7873 * testsuite/Makefile.in: Regenerate.
7874 * testsuite/exclude_libs_test.c : Declare lib3_default().
7876 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7877 * exclude_libs_test_3.c: New file.
7879 2009-05-26 Nick Clifton <nickc@redhat.com>
7881 * po/id.po: New Indonesian translation.
7882 * po/gold.pot: Updated template file.
7884 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7886 * testsuite/Makefile.am: Add -ffunction-sections to compile
7887 gc_comdat_test files. Add -Wl,--gc-sections to build
7889 * testsuite/Makefile.in: Regenerate.
7890 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7892 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7894 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7895 kept comdat section was garbage collected.
7896 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7897 * testsuite/Makefile.in: Regenerate.
7898 * testsuite/gc_comdat_test.sh: New file.
7899 * testsuite/gc_comdat_test_1.cc: New file.
7900 * testsuite/gc_comdat_test_2.cc: New file.
7902 2009-05-19 Doug Kwan <dougkwan@google.com>
7904 * archive.cc (Archive::Archive): Move constructor from archive.h
7905 to here. Initialize no_export_.
7906 (Archive::get_elf_object_for_member): Set no_export flag of object.
7907 * archive.h (Archive::Archive): Move constructor body to
7909 (Archive::no_export): New method.
7910 (Archive::no_export_): New field.
7911 * object.h (Object::Object): Initialize no_export_ to false.
7912 (Object::no_export, Object::set_no_export): New methods.
7913 (Object::no_export_): New field.
7914 * options.cc (General_options::parse_exclude_libs): New method.
7915 (General_options::check_excluded_libs) Same.
7916 * options.h (exclude_libs): New option.
7917 (General_options::check_excluded_libs): New method declaration.
7918 (General_options::excluded_libs_): New field.
7919 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7920 default or protected visibility if an object has no-export flag set.
7921 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7922 (check_SCRIPTS): Add exclude_libs_test.sh.
7923 (check_DATA): Add exclude_libs_test.syms.
7924 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7925 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7926 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7927 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7928 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7929 libexclude_libs_test_2.a): New rules.
7930 * testsuite/Makefile.in: Regenerate.
7931 * testsuite/exclude_libs_test.c: New file.
7932 * testsuite/exclude_libs_test.sh: Ditto.
7933 * testsuite/exclude_libs_test_1.c: Ditto.
7934 * testsuite/exclude_libs_test_2.c: Ditto.
7936 2009-05-15 Ian Lance Taylor <iant@google.com>
7938 * configure.ac: Check for declarations for cases where libiberty.h
7939 checks HAVE_DECL_xxx.
7940 * configure, config.in: Rebuild.
7942 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7944 * gold.h (Incremental_argument_list): Remove (invalid) forward
7946 * incremental.cc (Incremental_inputs::report_achive): New method.
7947 (Incremental_inputs::report_object): New method.
7948 (Incremental_inputs::report_script): New method.
7949 (Incremental_inputs::finalize_inputs): New method.
7950 (Incremental_inputs::finalize): Call finalize_inputs().
7951 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7952 Create inputs entries.
7953 * incremental.h (Incremental_input_type): New enum.
7954 (Incremental_inputs::Incremental_input): Initialize new fields.
7955 (Incremental_inputs::report_inputs): New method.
7956 (Incremental_inputs::report_achive): New method.
7957 (Incremental_inputs::report_object): New method.
7958 (Incremental_inputs::report_script): New method.
7959 (Incremental_inputs::finalize_inputs): New method.
7960 (Incremental_inputs::Input_info): New struct.
7961 (Incremental_inputs::Input_info_map): New typedef.
7962 (Incremental_inputs::lock_): New field.
7963 (Incremental_inputs::Inputs_): New field.
7964 (Incremental_inputs::Inputs_map): New field.
7965 * main.cc (main): Call Incremental_input::report_inputs.
7966 * options.h (Input_argument_list): Typedef moved from
7968 (Input_file_group::Files): Remove, use ::Input_argument_list.
7969 (Input_file_group::Input_argument_list): Remove, use
7970 ::Input_argument_list.
7971 * plugin.cc (Plugin_manager::add_input_file): Add error in
7973 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7975 * script.cc (read_input_script): Call
7976 Incremental_input::report_script.
7977 * script.h (Script_info): New class.
7979 2009-04-27 Ian Lance Taylor <iant@google.com>
7981 * x86_64.cc (do_adjust_output_section): Set entsize to
7984 2009-04-23 Elliott Hughes <enh@google.com>
7986 * output.cc (Output_file::close): After short writes, continue
7987 writing from the correct offset in the buffer being written.
7989 2009-04-23 Chris Demetriou <cgd@google.com>
7991 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7992 * configure: Regenerate.
7993 * config.in: Regenerate.
7994 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7995 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7997 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7999 * incremental.cc (Incremental_inputs_header_data): Renamed from
8000 Incremental_input_header_data.
8001 (Incremental_inputs_header_data::data_size): New field.
8002 (Incremental_inputs_header_data::put_input_file_count): Renamed
8003 from input_file_count.
8004 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8005 from command_line_offset.
8006 (Incremental_inputs_header_data::put_reserved): Renamed from
8008 (Incremental_inputs_entry_data): Renamed from
8009 Incremental_input_entry_data.
8010 (Incremental_inputs_entry_data::data_size): New field.
8011 (Incremental_inputs::report_command_line): New method.
8012 (Incremental_inputs::finalize): New method.
8013 (Incremental_inputs::create_incremental_inputs_data): New method.
8014 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8015 * incremental.h: New file.
8016 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8017 (Layout::finalize): Create incremental inputs section in
8019 (Layout::create_incremental_info_sections): New method.
8020 * layout.h (Layout::incremental_inputs): New method.
8021 (Layout::create_incremental_info_sections): New method.
8022 (Layout::incremental_inputs_): New field.
8023 * main.cc (main): Notify Incremental_input of the command line.
8025 2009-04-01 Ian Lance Taylor <iant@google.com>
8026 Mikolaj Zalewski <mikolajz@google.com>
8028 * gold.h (reserve_unordered_map): Define, three versions, one for
8029 each version of Unordered_map.
8030 * layout.cc (Layout::Layout): Remove options parameter. Add
8031 number_of_input_files parameter. Don't initialize options_.
8032 Initialize number_of_input_files_ and resized_signatures_. Move
8033 sections_are_attached_.
8034 (Layout::layout_group): Reserve space for group_signatures_.
8035 (Layout::find_or_add_kept_section): Change name parameter to be a
8036 reference. Resize signatures_ map when it gets large enough.
8037 (Layout::layout_eh_frame): Use parameters->options() instead of
8039 (Layout::make_output_section): Likewise.
8040 (Layout::attach_allocated_section_to_segment): Likewise.
8041 (Layout::finalize, Layout::create_executable_stack): Likewise.
8042 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8043 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8044 * layout.h (class Layout): Update declarations. Remove options_
8045 field. Add number_of_input_files_ and resized_signatures_
8046 fields. Move sections_are_attached_ field.
8047 * main.cc (main): Pass number of input files to Layout
8048 constructor. Don't pass options.
8050 2009-03-30 Ian Lance Taylor <iant@google.com>
8052 * ffsll.c (ffsll): Correct implementation.
8054 2009-03-27 Ian Lance Taylor <iant@google.com>
8056 * ffsll.c: New file.
8057 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8058 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8059 * ftruncate.c (ftruncate): Declare before definition.
8060 * mremap.c (mremap): Likewise.
8061 * pread.c (pread): Likewise.
8062 * configure, Makefile.in, config.in: Rebuild.
8064 * mremap.c: New file.
8065 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8066 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8067 (mremap): Declare if HAVE_MREMAP is not defined.
8068 * configure, Makefile.in, config.in: Rebuild.
8070 2009-03-27 Cary Coutant <ccoutant@google.com>
8072 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8073 position independent.
8074 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8075 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8077 2009-03-24 Cary Coutant <ccoutant@google.com>
8079 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8081 (needs_dynamic_reloc): Likewise.
8083 2009-03-24 Ian Lance Taylor <iant@google.com>
8085 * yyscript.y (file_cmd): Recognize EXTERN.
8086 (extern_name_list, extern_name_list_body): New nonterminals.
8087 * script.cc (script_add_extern): Define.
8088 * script-c.h (script_add_extern): Declare.
8090 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8092 * object.cc (is_elf_object): Define.
8093 * object.h (is_elf_object): Declare.
8094 * archive.cc (Archive::get_elf_object_for_member): Call
8096 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8098 2009-03-24 Elliott Hughes <enh@google.com>
8100 * output.cc (Output_file::map_anonymous): Define.
8101 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8102 try an anonymous one. Report the size if the mmap fails.
8103 * output.h (class Output_file): Declare map_anonymous.
8105 2009-03-24 Ian Lance Taylor <iant@google.com>
8107 * target-select.cc (instantiate_target): Don't acquire the lock if
8108 the instantiated_target_ field has already been set.
8110 2009-03-23 Ian Lance Taylor <iant@google.com>
8112 * gold-threads.h (class Initialize_lock): Define.
8113 * gold-threads.cc (class Initialize_lock_once): Define.
8114 (initialize_lock_control): New static variable.
8115 (initialize_lock_pointer): New static variable.
8116 (initialize_lock_once): New static function.
8117 (Initialize_lock::Initialize_lock): Define.
8118 (Initialize_lock::initialize): Define.
8119 * target-select.h: Include "gold-threads.h".
8120 (class Target_selector): Add lock_ and initialize_lock_ fields.
8121 Don't define instantiate_target, just declare it.
8122 * target-select.cc (Target_selector::Target_selector): Initialize
8124 (Target_selector::instantiate_target): Define.
8125 * descriptors.h: Include "gold-threads.h".
8126 (class Descriptors): Add initialize_lock_ field.
8127 * descriptors.cc (Descriptors::Descriptors): Initialize new
8129 (Descriptors::open): Use initialize_lock_ field
8130 * errors.h (class Errors): Add initialize_lock_ field.
8131 * errors.cc (Errors::Errors): Initialize new field.
8132 (Errors::initialize_lock): Use initialize_lock_ field.
8133 * powerpc.cc (class Target_selector_powerpc): Remove
8134 instantiated_target_ field. In do_recognize call
8135 instantiate_target rather than do_instantiate_target. In
8136 do_instantiate_target just allocate a new target.
8137 * sparc.cc (class Target_selector_sparc): Likewise.
8139 * freebsd.h: New file.
8140 * i386.cc: Include "freebsd.h".
8141 (Target_i386): Derive from Target_freebsd rather than
8143 (Target_selector_i386): Derive from Target_selector_freebsd rather
8144 than Target_selector.
8145 * x86_64.cc: Include "freebsd.h".
8146 (Target_x86_64): Derive from Target_freebsd rather than
8148 (Target_selector_x86_64): Derive from Target_selector_freebsd
8149 rather than Target_selector.
8150 * target.h (class Target): Add adjust_elf_header and
8151 do_adjust_elf_header.
8152 * output.cc (Output_file_header:: do_sized_write): Call target
8153 adjust_elf_header routine.
8154 * configure.tgt: Set targ_osabi.
8155 * configure.ac: Define GOLD_DEFAULT_OSABI.
8156 * parameters.cc (Parameters::default_target): Pass
8157 GOLD_DEFAULT_OSABI to select_target.
8158 * target-select.h (class Target_selector): Make instantiate_target
8159 protected rather than private.
8160 * Makefile.am (HFILES): Add freebsd.h.
8161 * configure, Makefile.in, config.in: Rebuild.
8163 * merge.cc (do_add_input_section): Correct pend value. Change
8164 message about last entry not being null terminated from error to
8167 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8169 * incremental.cc: New file.
8170 * Makefile.am (CCFILES): Add incremental.cc.
8171 * Makefile.in: Rebuild.
8173 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8175 * layout.cc (Layout::output_section_name): Preserve names
8176 of '.note.' sections.
8178 2009-03-19 Ian Lance Taylor <iant@google.com>
8180 * descriptors.cc (Descriptors::open): Check that the options are
8181 valid before using them.
8183 2009-03-18 Ian Lance Taylor <iant@google.com>
8185 * script-sections.h: Include <list>.
8186 (class Script_sections): Change Sections_elements from std::vector
8187 to std::list. Typedef public Elements_iterator. Add
8188 orphan_section_placement_, data_segment_align_start_, and
8189 saw_data_segment_align_ fields. Remove data_segment_align_index_
8191 * script-sections.cc (class Orphan_section_placement): New class.
8192 (class Sections_element): Add virtual functions is_relro and
8193 orphan_section_init. Remove virtual function place_orphan_here.
8194 (class Output_section_definition): Add is_relro and
8195 orphan_section_init. Remove place_orphan_here.
8196 (class Orphan_output_section): Likewise.
8197 (Script_sections::Script_sections): Update for field changes.
8198 (Script_sections::data_segment_align): Set saw_data_segment_align_
8199 and data_segment_align_start_, not data_segment_align_index.
8200 (Script_sections::data_segment_relro_end): Check
8201 saw_data_segment_align_. Use data_segment_align_start_ rather
8202 than data_segment_align_index_.
8203 (Script_sections::place_orphan): Rewrite to use
8204 Orphan_section_placement.
8206 2009-03-17 Ian Lance Taylor <iant@google.com>
8208 * archive.cc (Archive::add_symbols): Check for a version attached
8209 to the symbol name in the archive map.
8210 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8211 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8212 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8213 (ver_test_11.a): New target.
8214 * testsuite/Makefile.in: Rebuild.
8216 * configure.ac: Check for chsize and posix_fallocate. Replace
8218 * ftruncate.c: New file, from gnulib.
8219 * output.cc (posix_fallocate): Define dummy version if not
8220 HAVE_POSIX_FALLOCATE.
8221 (Output_file::map): Call posix_fallocate rather than lseek and
8223 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8224 * configure, Makefile.in, config.in: Rebuild.
8226 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8228 * layout.h (Layout::create_note): Add section_name parameter.
8229 * layout.cc (Layout::create_note): Likewise.
8230 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8232 2009-03-17 Ian Lance Taylor <iant@google.com>
8234 * descriptors.cc: Include "options.h".
8235 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8236 (Descriptors::open): Always use O_CLOEXEC when opening a new
8237 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8238 then set FD_CLOEXEC.
8240 * sparc.cc (class Target_sparc): Add has_got_section.
8241 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8242 make sure we have a GOT section.
8244 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8245 (Target_sparc::Scan::local): Likewise.
8246 (Target_sparc::Scan::global): Likewise.
8247 (Target_sparc::Relocate::relocate): Likewise.
8248 (Target_sparc::Relocate::relocate_tls): Likewise.
8250 * symtab.cc (Symbol_table::define_default_version): New function,
8251 broken out of add_from_object.
8252 (Symbol_table::add_from_object): Call define_default_version.
8253 (Symbol_table::define_special_symbol): Add resolve_oldsym
8254 parameter. Change all callers. If the version for a symbol comes
8255 from a version script, resolve it with the symbol with the same
8256 name with no version. Also add the symbol without a version if
8258 (do_define_in_output_data): If resolving with oldsym, don't delete
8260 (do_define_in_output_segment): Likewise.
8261 (do_define_as_constant): Likewise.
8262 * symtab.h (class Symbol_table): Update declarations.
8264 2009-03-13 Ian Lance Taylor <iant@google.com>
8266 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8267 (Read_symbols::requeue): New function.
8268 (Read_symbols::do_read_symbols): If make_elf_object fails because
8269 the target type is not configured, and the file was searched for,
8270 issue a warning and retry with the next directory.
8271 (Add_symbols::run): If the file has an incompatible format, and
8272 it was searched for, requeue the Read_symbols task. On error,
8274 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8275 dirindex parameter to constructor. Change all callers. Declare
8276 incompatible_warning and requeue.
8277 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8278 input_argument_ and input_group_ fields. Add them to
8279 constructor. Change all callers.
8280 (class Read_script): Add dirindex_ field. Add it to constructor.
8282 * archive.cc (Archive::setup): Remove input_objects parameter.
8284 (Archive::get_file_and_offset): Likewise.
8285 (Archive::read_all_symbols): Likewise.
8286 (Archive::read_symbols): Likewise.
8287 (Archive::get_elf_object_for_member): Remove input_objects
8288 parameter. Add punconfigured parameter. Change all callers.
8289 (Archive::add_symbols): Change return type to bool. Check return
8290 value of include_member.
8291 (Archive::include_all_members): Likewise.
8292 (Archive::include_member): Change return type to bool. Return
8293 false if first included object has incompatible target. Set
8294 included_member_ field.
8295 (Add_archive_symbols::run): If add_symbols returns false, requeue
8297 * archive.h (class Archive): Add included_member_ field.
8298 Initialize it in constructor. Add input_file and searched_for
8299 methods. Update declarations.
8300 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8301 input_argument_ fields. Add them to constructor. Change all
8303 * script.cc: Include "target-select.h".
8304 (class Parser_closure): Add skip_on_incompatible_target_ and
8305 found_incompatible_target_ fields. Add
8306 skip_on_incompatible_target parameter to constructor. Change all
8307 callers. Add methods skip_on_incompatible_target,
8308 clear_skip_on_incompatible_target, found_incompatible_target, and
8309 set_found_incompatible_target.
8310 (read_input_script): Add dirindex parameter. Change all callers.
8311 If parser finds an incompatible target, requeue Read_symbols
8313 (script_set_symbol): Clear skip_on_incompatible_target in
8315 (script_add_assertion, script_parse_option): Likewise.
8316 (script_start_sections, script_add_phdr): Likewise.
8317 (script_check_output_format): New function.
8318 * script.h (read_input_script): Update declaration.
8319 * script-c.h (script_check_output_format): Declare.
8320 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8321 (ignore_cmd): Remove OUTPUT_FORMAT.
8322 * fileread.cc (Input_file::Input_file): Add explicit this.
8323 (Input_file::will_search_for): New function.
8324 (Input_file::open): Add pindex parameter. Change all callers.
8325 * fileread.h (class Input_file): Add input_file_argument method.
8326 Declare will_search_for. Update declarations.
8327 * object.cc (make_elf_object): Add punconfigured parameter.
8329 * object.h (class Object): Make input_file public. Add
8330 searched_for method.
8331 (make_elf_object): Update declaration.
8332 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8334 * dirsearch.h (class Dirsearch): Update declaration.
8335 * options.h (class General_options): Add --warn-search-mismatch.
8336 * parameters.cc (Parameters::is_compatible_target): New function.
8337 * parameters.h (class Parameters): Declare is_compatible_target.
8338 * workqueue.cc (Workqueue::add_blocker): New function.
8339 * workqueue.h (class Workqueue): Declare add_blocker.
8341 * fileread.cc (Input_file::open): Remove options parameter.
8343 (Input_file::open_binary): Likewise.
8344 * script.cc (read_input_script): Likewise.
8345 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8346 options parameter from constructor. Change all callers.
8347 (class Read_script): Likewise.
8348 * fileread.h (class Input_file): Update declarations.
8349 * script.h (read_input_script): Update declaration.
8351 2009-03-10 Nick Clifton <nickc@redhat.com>
8353 * po/es.po: New Spanish translation.
8355 2009-03-06 Cary Coutant <ccoutant@google.com>
8357 * options.cc (parse_short_option): Keep dash_z from registering itself.
8359 2009-03-03 Ian Lance Taylor <iant@google.com>
8362 * target-reloc.h (relocate_section): Pass output_section to
8364 * i386.cc (Target_i386::should_apply_static_reloc): Add
8365 output_section parameter. Change all callers.
8366 (Target_i386::Relocate::relocate): Add output_section parameter.
8367 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8368 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8369 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8370 * testsuite/two_file_shared.sh: New script.
8371 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8372 (check_DATA): Add two_file_shared.dbg.
8373 (two_file_shared.dbg): New target.
8374 * testsuite/Makefile.in: Rebuild.
8376 2009-03-01 Ian Lance Taylor <iant@google.com>
8378 * configure.ac: Check for byteswap.h.
8379 * configure: Rebuild.
8380 * config.in: Rebuild.
8382 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8384 * layout.cc (Layout::find_or_add_kept_section): New function.
8385 (Layout::add_comdat): Removed.
8386 * layout.h (struct Kept_section): Move out of class Layout.
8387 Remove trailing underscores from field names. Add group_sections
8388 field. Rename group_ field to is_group. Change all uses.
8389 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8390 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8391 comdat_groups_ field.
8392 (Sized_relobj::include_section_group): Use
8393 find_or_add_kept_section and Kept_section::group_sections.
8394 (Sized_relobj::include_linkonce_section): Likewise.
8395 * object.cc (class Sized_relobj): Don't define Comdat_group or
8396 Comdat_group_table. Remove find_comdat_group and
8397 add_comdat_group. Remove comdat_groups_ field.
8398 * plugin.cc (include_comdat_group): Use
8399 Layout::find_or_add_kept_section.
8401 2009-02-28 Ian Lance Taylor <iant@google.com>
8403 * README: --gc-sections and map files are now supported. Document
8404 some build requirements.
8407 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8408 relocatable link set the value of the section symbol to zero.
8409 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8410 relocatable link don't include the section address in the local
8413 2009-02-27 Ian Lance Taylor <iant@google.com>
8416 * options.h (class Search_directory): Add is_system_directory.
8417 (class General_options): Declare is_in_system_directory.
8418 * options.cc (get_relative_sysroot): Make static.
8419 (get_default_sysroot): Make static.
8420 (General_optoins::is_in_system_directory): New function.
8421 * fileread.cc (Input_file::is_in_system_directory): New function.
8422 * fileread.h (class Input_file): Declare is_in_system_directory.
8423 * object.h (class Object): Add is_in_system_directory.
8424 (class Input_objects): Remove system_library_directory_ field.
8425 * object.cc (Input_objects::add_object): Don't set
8426 system_library_directory_.
8427 (input_objects::found_in_system_library_directory): Remove.
8428 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8429 parameter. Change all callers.
8430 (Symbol_table::sized_write_globals): Likewise.
8431 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8432 Call Object::is_in_system_directory.
8433 * symtab.h (class Symbol_table): Update declarations.
8436 * descriptors.h (Open_descriptor): Add is_on_stack field.
8437 * descriptors.cc (Descriptors::open): If the descriptor is on the
8438 top of the stack, remove it. Initialize is_on_stack field.
8439 (Descriptors::release): Only add pod to stack if it is not on the
8441 (Descriptors::close_some_descriptor): Clear stack_next and
8445 * output.cc (Output_section::find_starting_output_address): Rename
8446 from starting_output_address; add PADDR parameter; change return
8448 * output.h (class Output_section): Declare
8449 find_starting_output_address instead of starting_output_address.
8450 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8451 section symbol for which we can't find a merge section.
8454 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8455 hidden or internal, force the symbol to be local.
8456 * resolve.cc (Symbol::override_visibility): Define.
8457 (Symbol::override_base): Use override_visibility.
8458 (Symbol_table::resolve): Likewise.
8459 (Symbol::override_base_with_special): Likewise.
8460 (Symbol_table::override_with_special): If the visibility is hidden
8461 or internal, force the symbol to be local.
8462 * symtab.h (class Symbol): Add set_visibility and
8463 override_visibility.
8464 * testsuite/ver_test_1.sh: New file.
8465 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8466 (check_DATA): Add ver_test_1.syms.
8467 (ver_test_1.syms): New target.
8468 * testsuite/Makefile.in: Rebuild.
8470 2009-02-25 Cary Coutant <ccoutant@google.com>
8472 * layout.cc (Layout::choose_output_section): Don't rename sections
8473 when using a linker script that has a SECTIONS clause.
8474 * Makefile.in: Regenerate.
8476 * testsuite/Makefile.am (script_test_5.sh): New test case.
8477 * testsuite/Makefile.in: Regenerate.
8478 * testsuite/script_test_5.cc: New file.
8479 * testsuite/script_test_5.sh: New file.
8480 * testsuite/script_test_5.t: New file.
8482 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8484 * archive.cc (Archive::include_member): Update calls to add_symbols.
8485 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8486 the Layout argument.
8487 * dynobj.h (do_add_symbols): Add the Layout argument.
8488 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8490 * object.h (Object::add_symbols): Add the Layout argument.
8491 (Object::do_add_symbols): Add the Layout argument.
8492 (Sized_relobj::do_add_symbols): Add the Layout argument.
8493 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8494 Unify the two versions.
8495 (Add_plugin_symbols): Remove.
8496 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8497 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8498 (Add_plugin_symbols): Remove.
8499 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8500 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8501 (Add_symbols::run): Make it work with Pulginobj.
8503 2009-02-06 Ian Lance Taylor <iant@google.com>
8505 * object.cc (Sized_relobj::do_layout): Make info message start
8506 with lower case letter.
8508 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8510 * binary.cc: Fix file comment.
8512 * options.h (enum Incremental_disposition): Define.
8513 (class General_options): Add new options: --incremental,
8514 --incremental_changed, --incremental_unchanged,
8515 --incremental_unknown. Add incremental_disposition_ and
8516 implicit_incremental_ fields.
8517 (General_options::incremental_disposition): New function.
8518 (class Position_dependent_options): Add incremental_disposition
8520 (Position_dependent_options::copy_from_options): Set incremental
8522 * options.cc (General_options::parse_incremental_changed): New
8524 (General_options::parse_incremental_unchanged): New function.
8525 (General_options::parse_incremental_unknown): New function.
8526 (General_options::General_options): Initialize new fields
8527 incremental_disposition_ and implicit_incremental_.
8528 (General_options::finalize): Check for uasge of --incremental-*
8529 without --incremental.
8531 2009-02-06 Chris Demetriou <cgd@google.com>
8533 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8534 pointer and to report location as the file name associated with
8536 (gold_undefined_symbol_at_location): New function to replace the
8537 old gold_undefined_symbol functionality.
8538 * target-reloc.h (relocate_section): Update to use
8539 gold_undefined_symbol_at_location.
8540 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8541 Call gold_undefined_symbol function rather than gold_error.
8542 * errors.h (Errors::undefined_symbol): Take location as a
8543 string, rather than calculating it from a relocation.
8544 * errors.cc (Errors::fatal): Print "fatal error:" before the
8546 (Errors::error, Errors::error_at_location): Print "error: "
8547 before the formatted message.
8548 (Errors::undefined_symbol): Take location as a string, rather
8549 than calculating it from a relocation.
8550 (gold_undefined_symbol_at_location): New function akin to
8551 old gold_undefined_symbol, calculates location from relocation.
8552 (gold_undefined_symbol): Change to take only a Symbol pointer
8553 and to report location as the file name associated with the symbol.
8554 * testsuite/debug_msg.sh: Update for changed error messages.
8555 * testsuite/undef_symbol.sh: Likewise.
8557 2009-02-04 Duncan Sands <baldrick@free.fr>
8560 * reduced_debug_output.h
8561 (Output_reduced_debug_abbrev_section::failed): Use format for
8563 (Output_reduced_debug_info_section::faild): Likewise.
8565 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8567 * script.cc (Lazy_demangler): New class.
8568 (Version_script_info::get_symbol_version_helper): Demangle a
8571 2009-01-29 Cary Coutant <ccoutant@google.com>
8573 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8575 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8577 2009-01-28 Ian Lance Taylor <iant@google.com>
8579 * version.cc (version_string): Bump to 1.9.
8581 * gold.h: Include <cstring> and <stdint.h>.
8582 * version.cc: Include <cstdio>.
8583 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8585 * reduced_debug_output.cc (insert_into_vector): Rename from
8586 Insert_into_vector; change all callers. Use Swap_unaligned to
8587 avoid aliasing issue; remove union since it is unnecessary.
8589 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8591 * Makefile.am (CCFILES): Add gc.cc.
8593 * Makefile.in: Regenerate.
8594 * gold.cc (Gc_runner): New class.
8595 (queue_initial_tasks): Call garbage collection related tasks
8596 when corresponding options are invoked.
8597 (queue_middle_gc_tasks): New function.
8598 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8599 processed early before laying out sections during garbage collection.
8600 * gold.h (queue_middle_gc_tasks): New function.
8601 (is_prefix_of): Move from "layout.cc".
8602 * i386.cc (Target_i386::gc_process_relocs): New function.
8603 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8604 * main.cc (main): Create object of class "Garbage_collection".
8605 * object.cc (Relobj::copy_symbols_data): New function.
8606 (Relobj::is_section_name_included): New function.
8607 (Sized_relobj::do_layout): Allow this function to be called twice
8608 during garbage collection and defer layout of section during the
8610 * object.h (Relobj::get_symbols_data): New function.
8611 (Relobj::is_section_name_included): New function.
8612 (Relobj::copy_symbols_data): New function.
8613 (Relobj::set_symbols_data): New function.
8614 (Relobj::get_relocs_data): New function.
8615 (Relobj::set_relocs_data): New function.
8616 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8617 (Relobj::gc_process_relocs): New function.
8618 (Relobj::do_gc_process_relocs): New pure virtual function.
8619 (Relobj::sd_): New data member.
8620 (Sized_relobj::is_output_section_offset_invalid): New function.
8621 (Sized_relobj::do_gc_process_relocs): New function.
8622 * options.h (General_options::gc_sections): Modify to not be a no-op.
8623 (General_options::print_gc_sections): New option.
8624 * plugin.cc (Plugin_finish::run): Remove function call to
8625 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8626 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8627 * reloc.cc (Read_relocs::run): Add task to process relocs and
8628 determine unreferenced sections when doing garbage collection.
8629 (Gc_process_relocs): New class.
8630 (Sized_relobj::do_gc_process_relocs): New function.
8631 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8632 sections that are garbage collected.
8633 * reloc.h (Gc_process_relocs): New class.
8634 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8635 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8636 symbols whose corresponding sections are garbage collected.
8637 (Symbol_table::Symbol_table): Add new parameter for the garbage
8639 (Symbol_table::gc_mark_undef_symbols): New function.
8640 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8641 (Symbol_table::gc_mark_dyn_syms): New function.
8642 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8644 (Symbol_table::add_from_object): Likewise.
8645 (Symbol_table::add_from_relobj): When building shared objects, do not
8646 treat externally visible symbols as garbage.
8647 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8648 table information for static and relocatable links.
8649 * symtab.h (Symbol_table::set_gc): New function.
8650 (Symbol_table::gc): New function.
8651 (Symbol_table::gc_mark_undef_symbols): New function.
8652 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8653 (Symbol_table::gc_mark_dyn_syms): New function.
8654 (Symbol_table::gc_): New data member.
8655 * target.h (Sized_target::gc_process_relocs): New pure virtual
8657 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8658 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8660 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8662 * options.h (General_options::gc_sections): Define as a no-op for now.
8663 (General_options::no_keep_memory): Ditto.
8664 (General_options::Bshareable): Define.
8665 * options.cc (General_options::finalize): Honor -Bshareable.
8667 2009-01-20 Andreas Schwab <schwab@suse.de>
8669 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8670 read the value in the contents, since we don't use it. Use the
8671 template endianness when writing.
8672 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8674 2009-01-19 Andreas Schwab <schwab@suse.de>
8676 * configure.tgt (powerpc64-*): Fix targ_obj.
8678 2009-01-15 Ian Lance Taylor <iant@google.com>
8680 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8681 local symbols when stripping all symbols.
8683 2009-01-14 Cary Coutant <ccoutant@google.com>
8685 * output.cc (Output_reloc): Add explicit instantiations.
8687 2009-01-14 Cary Coutant <ccoutant@google.com>
8689 * archive.cc (Archive::get_elf_object_for_member): Remove call
8690 to File_read::claim_for_plugin.
8691 * descriptors.cc (Descriptors::open): Remove reference to
8693 (Descriptors::claim_for_plugin): Remove.
8694 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8695 (Descriptors::is_claimed): Remove.
8696 (claim_descriptor_for_plugin): Remove.
8697 * fileread.cc (File_read::claim_for_plugin): Remove.
8698 * fileread.h (File_read::claim_for_plugin): Remove.
8699 (File_read::descriptor): Reopen descriptor if necessary.
8700 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8701 (Plugin_manager::all_symbols_read): Add task parameter. Change
8703 (Plugin_manager::get_input_file): New function.
8704 (Plugin_manager::release_input_file): New function.
8705 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8706 corresponding data member.
8707 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8708 and pass to base constructor. Change all callers.
8709 (get_input_file, release_input_file): New functions.
8710 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8711 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8712 (Plugin_manager::all_symbols_read): Add task parameter.
8713 (Plugin_manager::get_input_file): New function.
8714 (Plugin_manager::release_input_file): New function.
8715 (Plugin_manager::task_): New data member.
8716 (Pluginobj::Pluginobj): Add filesize parameter.
8717 (Pluginobj::filename): New function.
8718 (Pluginobj::descriptor): New function.
8719 (Pluginobj::filesize): New function.
8720 (Pluginobj::filesize_): New data member.
8721 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8722 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8723 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8725 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8726 with archive libraries.
8727 * testsuite/Makefile.in: Regenerate.
8728 * testsuite/plugin_test.c (struct sym_info): New type.
8729 (get_input_file, release_input_file): New static variables.
8730 (onload): Capture new transfer vector entries.
8731 (claim_file_hook): Stop reading at end of file according to filesize.
8732 Factor out parsing of readelf output into separate function.
8733 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8734 APIs and get the source file name from the symbol table. Convert
8735 source file name to corresponding object file name. Print info
8736 message when adding new input files.
8737 (parse_readelf_line): New function.
8738 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8739 * testsuite/plugin_test_2.sh: Likewise.
8740 * testsuite/plugin_test_3.sh: Likewise.
8741 * testsuite/plugin_test_4.sh: New test case.
8743 2009-01-07 Ian Lance Taylor <iant@google.com>
8745 * version.cc (version_string): Bump to 1.8.
8747 2008-12-23 Cary Coutant <ccoutant@google.com>
8749 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8750 * plugin.cc (Plugin_manager::finish): Rename as
8751 layout_deferred_objects. Move cleanup to separate function.
8752 (Plugin_manager::cleanup): New function.
8753 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8755 * plugin.h (Plugin_manager::finish): Rename as
8756 layout_deferred_objects.
8757 (Plugin_manager::cleanup): New function.
8758 (Plugin_manager::cleanup_done): New field.
8760 2008-12-23 Cary Coutant <ccoutant@google.com>
8762 * plugin.cc (is_visible_from_outside): New function.
8763 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8764 so we don't return "IR only" status for exported symbols or -r links.
8766 * testsuite/Makefile.am (plugin_test_3): New test case.
8767 * testsuite/Makefile.in: Regenerate.
8768 * testsuite/plugin_test_3.sh: New file.
8770 2008-12-22 Cary Coutant <ccoutant@google.com>
8772 * object.cc (Sized_relobj::layout_section): New function.
8773 (Sized_relobj::do_layout): Defer layout of input sections until after
8774 plugin has provided replacement files.
8775 (Sized_relobj::do_layout_deferred_sections): New function.
8776 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8777 (Relobj::layout_deferred_sections): New function.
8778 (Relobj::do_layout_deferred_sections): New function.
8779 (Sized_relobj::do_layout_deferred_sections): New function.
8780 (Sized_relobj::layout_section): New function.
8781 (Sized_relobj::Deferred_layout): New structure.
8782 (Sized_relobj::deferred_layout_): New field.
8783 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8784 Change all callers. Layout deferred sections.
8785 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8787 (Plugin_hook::run): Move code from do_plugin_hook inline.
8788 (Plugin_hook::do_plugin_hook): Remove.
8789 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8790 (Plugin_manager::finish): Renamed, was cleanup.
8791 (Plugin_manager::should_defer_layout): New function.
8792 (Plugin_manager::add_deferred_layout_object): New function.
8793 (Plugin_manager::Deferred_layout_list): New type.
8794 (Plugin_manager::deferred_layout_objects_): New field.
8795 (Plugin_hook::do_plugin_hook): Remove.
8797 2008-12-17 Ian Lance Taylor <iant@google.com>
8799 * options.h (class General_options): Add --no case for
8802 2008-12-16 Cary Coutant <ccoutant@google.com>
8804 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8806 (Plugin_manager::claim_file): Create plugin object even if
8807 plugin did not call the add_symbols callback.
8808 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8809 asking for more symbols than were added.
8810 * testsuite/Makefile.am (plugin_test_1): Add test case with
8812 (empty.syms): New target.
8813 * testsuite/Makefile.in: Regenerate.
8814 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8815 message. Don't call add_symbols if no globals.
8816 (all_symbols_read_hook): Don't provide replacement for empty
8819 2008-12-12 Ian Lance Taylor <iant@google.com>
8821 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8822 r_type == 0 for a local symbol with r_sym == 0.
8823 (scan_relocatable_relocs): Pass r_sym to
8824 local_non_section_strategy.
8825 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8828 * configure.ac: Update test for TLS descriptors: they are
8829 supported as of glibc 2.9.
8830 * configure: Rebuild.
8832 2008-12-11 Ian Lance Taylor <iant@google.com>
8835 * target-reloc.h (Default_scan_relocatable_relocs): For each
8836 function, map r_type == 0 to RELOC_DISCARD.
8838 2008-12-10 Cary Coutant <ccoutant@google.com>
8840 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8841 object to override a kept COMDAT group from a plugin object.
8843 2008-12-09 Ian Lance Taylor <iant@google.com>
8846 * yyscript.y (file_cmd): Handle INPUT.
8848 * testsuite/initpri1.c: Change all declarations to be full
8849 prototypes by adding void, to avoid compiler warnings.
8851 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8853 * options.cc (General_options::parse_plugin_opt): New.
8854 (General_options::add_plugin): The argument now is just the filename.
8855 (General_options::add_plugin_option): New.
8856 * options.h (plugin_opt): New.
8857 (add_plugin): Change argument name.
8858 (add_plugin_option): New.
8859 * plugin.cc (Plugin::load): Don't parse the plugin option.
8860 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8861 (Plugin::add_option): New.
8862 (Plugin::args_): Change type.
8863 (Plugin::filename_): New.
8864 (Plugin_manager::add_plugin_option): New.
8865 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8866 * testsuite/Makefile.in: Regenerate.
8868 2008-12-05 Cary Coutant <ccoutant@google.com>
8870 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8871 Handle --strip-lto-sections option.
8872 * options.h (strip_lto_sections): New option.
8874 2008-12-01 Cary Coutant <ccoutant@google.com>
8876 * plugin.cc (ld_plugin_message): Change format parameter to const.
8877 Fix mismatch between new[] and delete.
8879 2008-11-14 Cary Coutant <ccoutant@google.com>
8881 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8884 2008-11-05 Craig Silverstein <csilvers@google.com>
8886 * options.cc (General_options::parse_dynamic_list): New function.
8887 * options.h (General_options): New flags dynamic_list,
8888 dynamic_list_data, dynamic_list_cpp_new, and
8889 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8890 (General_options::in_dynamic_list): New function.
8891 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8892 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8893 (Lex::can_continue_name): Likewise.
8895 (read_script_file): New parameter script_options.
8896 (read_dynamic_list): New function.
8897 (Script_options::define_dynamic_list): New function.
8898 (dynamic_list_keyword_parsecodes): New variable.
8899 (dynamic_list_keywords): New variable.
8900 * script.h (Script_options::define_dynamic_list): New function
8902 (read_dynamic_list): New function prototype.
8903 * symtab.cc (strprefix): New macro.
8904 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8905 dynamic_list_data, dynamic_list_cpp_new, and
8906 dynamic_list_cpp_typeinfo.
8907 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8908 (dynamic_list_expr): New rule.
8909 (dynamic_list_nodes): Likewise.
8910 (dynamic_list_node): Likewise.
8911 * testsuite/Makefile.am (dynamic_list): New test.
8912 * testsuite/Makefile.in: Regenerated.
8913 * testsuite/dynamic_list.t: New file.
8914 * testsuite/dynamic_list.sh: New file.
8916 2008-11-05 Craig Silverstein <csilvers@google.com>
8918 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8919 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8920 (t11_last): Likewise.
8921 * testsuite/ver_test_6.c (main): Likewise.
8923 2008-10-07 Cary Coutant <ccoutant@google.com>
8925 * options.c (General_options::finalize): Add check for -static and
8927 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8930 2008-10-02 Cary Coutant <ccoutant@google.com>
8932 * plugin.cc (make_sized_plugin_object): Fix conditional
8933 compilation to work when not all targets are enabled.
8935 2008-09-29 Cary Coutant <ccoutant@google.com>
8937 * archive.cc (Archive::get_file_and_offset): Use filename instead
8938 of name to get library path.
8939 (Archive::include_member): Unlock external member of a thin archive.
8941 * testsuite/Makefile.am (TEST_AR): New variable.
8942 (thin_archive_test_1): New test.
8943 (thin_archive_test_2): New test.
8944 * testsuite/Makefile.in: Regenerate.
8945 * testsuite/thin_archive_main.cc: New file.
8946 * testsuite/thin_archive_test_1.cc: New file.
8947 * testsuite/thin_archive_test_2.cc: New file.
8948 * testsuite/thin_archive_test_3.cc: New file.
8949 * testsuite/thin_archive_test_4.cc: New file.
8951 2008-09-29 Cary Coutant <ccoutant@google.com>
8953 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8954 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8956 (Sized_relobj::do_finalize_local_symbols): Likewise.
8957 (Sized_relobj::map_to_kept_section): Likewise.
8958 * object.h (Sized_relobj::invalid_address): New constant.
8959 (Sized_relobj::do_output_section_offset): Check for invalid_address
8961 * output.cc (Output_reloc::local_section_offset): Use constant
8962 invalid_address instead of -1U.
8963 (Output_reloc::get_address): Likewise.
8964 (Output_section::output_address): Change -1U to -1ULL.
8965 * output.h (Output_reloc::invalid_address): New constant.
8966 * reloc.cc (Sized_relobj::write_sections): Use constant
8967 invalid_address instead of -1U.
8968 (Sized_relobj::relocate_sections): Likewise.
8969 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8970 values for merge sections.
8971 * target-reloc.h (relocate_for_relocatable): Use constant
8972 invalid_address instead of -1U.
8974 2008-09-19 Cary Coutant <ccoutant@google.com>
8976 Add plugin functionality for link-time optimization (LTO).
8977 * configure.ac (plugins): Add --enable-plugins option.
8978 * configure: Regenerate.
8979 * config.in: Regenerate.
8980 * Makefile.am (LIBDL): New variable.
8981 (CCFILES): Add plugin.cc.
8982 (HFILES): Add plugin.h.
8983 (ldadd_var): Add LIBDL.
8984 * Makefile.in: Regenerate.
8986 * archive.cc: Include "plugin.h".
8987 (Archive::setup): Don't preread archive symbols when using a plugin.
8988 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8989 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8991 (Archive::include_member): Add symbols from plugin objects.
8992 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8993 * descriptors.cc (Descriptors::open): Check for file descriptors
8994 abandoned by plugins.
8995 (Descriptors::claim_for_plugin): New function.
8996 * descriptors.h (Descriptors::claim_for_plugin): New function.
8997 (Open_descriptor::is_claimed): New field.
8998 (claim_descriptor_for_plugin): New function.
8999 * fileread.cc (File_read::claim_for_plugin): New function.
9000 * fileread.h (File_read::claim_for_plugin): New function.
9001 (File_read::descriptor): New function.
9002 * gold.cc: Include "plugin.h".
9003 (queue_initial_tasks): Add task to call plugin hooks for generating
9005 * main.cc: Include "plugin.h".
9006 (main): Load plugin libraries.
9007 * object.h (Pluginobj): Declare.
9008 (Object::pluginobj): New function.
9009 (Object::do_pluginobj): New function.
9010 (Object::set_target): New function.
9011 * options.cc: Include "plugin.h".
9012 (General_options::parse_plugin): New function.
9013 (General_options::General_options): Initialize plugins_ field.
9014 (General_options::add_plugin): New function.
9015 * options.h (Plugin_manager): Declare.
9016 (General_options): Add --plugin option.
9017 (General_options::has_plugins): New function.
9018 (General_options::plugins): New function.
9019 (General_options::add_plugin): New function.
9020 (General_options::plugins_): New field.
9021 * plugin.cc: New file.
9022 * plugin.h: New file.
9023 * readsyms.cc: Include "plugin.h".
9024 (Read_symbols::do_read_symbols): Check for archive before checking
9025 for ELF file. Call plugin hooks to claim files.
9026 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9027 from a real object file; force override when processing replacement
9029 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9030 (Symbol::init_base_object): Likewise.
9031 (Symbol::init_base_output_data): Likewise.
9032 (Symbol::init_base_output_segment): Likewise.
9033 (Symbol::init_base_constant): Likewise.
9034 (Symbol::init_base_undefined): Likewise.
9035 (Symbol::output_section): Assert that object is not a plugin.
9036 (Symbol_table::add_from_pluginobj): New function.
9037 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9039 (Symbol_table::sized_write_globals): Likewise.
9040 (Symbol_table::add_from_pluginobj): Instantiate template.
9041 * symtab.h (Sized_pluginobj): Declare.
9042 (Symbol::in_real_elf): New function.
9043 (Symbol::set_in_real_elf): New function.
9044 (Symbol::in_real_elf_): New field.
9045 (Symbol_table::add_from_pluginobj): New function.
9047 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9048 (LIBDL): New variable.
9050 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9051 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9052 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9053 (MOSTLYCLEANFILES): Likewise.
9054 * testsuite/Makefile.in: Regenerate.
9055 * testsuite/plugin_test.c: New file.
9056 * testsuite/plugin_test_1.sh: New file.
9057 * testsuite/plugin_test_2.sh: New file.
9059 2008-09-16 Ian Lance Taylor <iant@google.com>
9061 * target-reloc.h (relocate_section): Check whether a symbol is
9062 defined by the ABI before reporting an undefined symbol error.
9063 * target.h (Target::is_defined_by_abi): Make parameter const.
9064 (Target::do_is_defined_by_abi): Likewise.
9065 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9066 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9067 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9068 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9069 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9070 * testsuite/Makefile.in: Rebuild.
9072 * fileread.cc (make_view): Add casts to avoid warning.
9074 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9076 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9077 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9079 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9081 * options.h (General_options::output_is_executable): New.
9082 (General_options::output_is_pie): New.
9083 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9084 for shared libraries.
9085 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9087 2008-09-11 Chris Demetriou <cgd@google.com>
9089 * options.h (origin): New -z option.
9090 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9091 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9094 2008-09-05 Cary Coutant <ccoutant@google.com>
9096 * fileread.cc (File_read::make_view): Add check for attempt to map
9099 2008-09-05 Cary Coutant <ccoutant@google.com>
9101 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9102 explicit instantiations.
9104 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9107 * options.cc (General_options::finalize): Allow undefined symbols
9108 in shlibs if linking -shared.
9111 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9112 symbols as not needing a dynsym entry.
9114 2008-08-20 Craig Silverstein <csilvers@google.com>
9116 * fileread.cc (File_read::open): Do not lock the file unless it
9117 was successfully opened.
9119 2008-08-14 Cary Coutant <ccoutant@google.com>
9121 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9122 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9123 * testsuite/tls_test.cc (struct int128): 128-bit struct
9124 for testing TLS relocs with non-zero addend.
9125 (v12): New TLS variable.
9127 (t_last): Add check for v12.
9128 * testsuite/tls_test.h (t12): New function.
9129 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9131 2008-08-13 Ian Lance Taylor <iant@google.com>
9133 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9134 set tls_segment_ or relro_segment_.
9135 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9137 * output.h (Output_section::clear_is_relro): New function.
9138 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9139 sections specially even when output_data_ is empty.
9140 (Output_segment::maximum_alignment): When first section is relro,
9141 only force alignment for PT_LOAD segments.
9142 * script.cc (script_data_segment_align): New function.
9143 (script_data_segment_relro_end): New function.
9144 * script-c.h (script_data_segment_align): Declare.
9145 (script_data_segment_relro_end): Declare.
9146 * script-sections.h (class Script_sections): Declare
9147 data_segment_align and data_segment_relro_end. Add fields
9148 segment_align_index_ and saw_relro_end_.
9149 * script-sections.cc (class Sections_element): Add set_is_relro
9150 virtual function. Add new bool* parameter to place_orphan_here.
9151 Add get_output_section virtual function.
9152 (class Output_section_definition): Add set_is_relro. Add new
9153 bool* parameter to place_orphan_here. Add get_output_section.
9154 Add is_relro_ field.
9155 (Output_section_definition::Output_section_definition): Initialize
9156 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9157 and is_relro_ fields.
9158 (Output_section_definition::place_orphan_here): Add is_relro
9160 (Output_section_definition::set_section_addresses): Set relro for
9162 (Output_section_definition::alternate_constraint): Likewise.
9163 (class Orphan_output_section): Add new bool* parameter to
9164 place_orphan_here. Add get_output_section.
9165 (Orphan_output_section::place_orphan_here): Add is_relro
9167 (Script_sections::Script_sections): Initialize
9168 data_segment_align_index_ and saw_relro_end_.
9169 (Script_sections::data_segment_align): New function.
9170 (Script_sections::data_segment_relro_end): New function.
9171 (Script_sections::place_orphan): Set or clear is_relro.
9172 (Script_sections::set_section_addresses): Force alignment of first
9174 * yyscript.y (exp): Call script_data_segment_align and
9175 script_data_segment_relro_end.
9176 * testsuite/relro_script_test.t: New file.
9177 * testsuite/relro_test.cc (using_script): Declare.
9178 (t1, t2): Test using_script.
9179 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9180 (relro_script_test_SOURCES): Define.
9181 (relro_script_test_DEPENDENCIES): Define.
9182 (relro_script_test_LDFLAGS): Define.
9183 (relro_script_test_LDADD): Define.
9184 (relro_script_test.so): New target.
9185 * testsuite/Makefile.in: Rebuild.
9187 2008-08-06 Cary Coutant <ccoutant@google.com>
9189 * archive.cc (Archive::total_archives, Archive::total_members)
9190 (Archive::total_members_loaded): New variables.
9191 (Archive::setup): Add parameter. Add option to preread
9193 (Archive::read_armap): Add counter.
9194 (Archive::get_file_and_offset): New function.
9195 (Archive::get_elf_object_for_member): New function.
9196 (Archive::read_all_symbols): New function.
9197 (Archive::read_symbols): New function.
9198 (Archive::add_symbols): Add counters.
9199 (Archive::include_all_members): Use armap to find members if it's
9201 (Archive::include_member): Skip reading symbols if already read.
9202 Factored code into Archive::get_file_and_offset and
9203 Archive::get_elf_object_for_member. Changed call to
9204 Mapfile::report_include_archive_member.
9205 (Archive::print_stats): New function.
9206 * archive.h: Declare Object and Read_symbols_data classes.
9207 (Archive::Archive): Add initializers for new members.
9208 (Archive::setup): Add parameter.
9209 (Archive::print_stats): New function.
9210 (Archive::total_archives, Archive::total_members)
9211 (Archive::total_members_loaded): New variables.
9212 (Archive::get_file_and_offset): New function.
9213 (Archive::get_elf_object_for_member): New function.
9214 (Archive::read_all_symbols): New function.
9215 (Archive::read_symbols): New function.
9216 (Archive::Archive_member): New class.
9217 (Archive::members_): New member.
9218 (Archive::num_members_): New member.
9219 * main.cc: Include archive.h.
9220 (main): Call Archive::print_stats.
9221 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9222 archive parameter; member_name is now the fully-decorated name.
9223 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9224 * options.h: (General_options): Add --preread-archive-symbols option.
9225 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9228 2008-08-04 Ian Lance Taylor <iant@google.com>
9230 * symtab.h (Symbol::use_plt_offset): New function.
9231 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9232 * powerpc.cc (Relocate::relocate): Likewise.
9233 * sparc.cc (Relocate::relocate): Likewise.
9234 * x86_64.cc (Relocate::relocate): Likewise.
9235 * testsuite/weak_plt.sh: New test.
9236 * testsuite/weak_plt_main.cc: New test.
9237 * testsuite/weak_plt_shared.cc: New test.
9238 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9239 (check_PROGRAMS): Add weak_plt.
9240 (check_DATA): Add weak_plt_shared.so.
9241 (weak_plt_main_pic.o, weak_plt): New targets.
9242 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9243 * testsuite/Makefile.in: Rebuild.
9245 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9247 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9248 * testsuite/Makefile.in: Rebuild.
9250 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9252 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9253 * Makefile.in: Regenerate.
9254 * po/POTFILES.in: Regenerate.
9256 2008-07-29 Ian Lance Taylor <iant@google.com>
9258 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9259 symbols before other symbols.
9260 * testsuite/script_test_2.cc (test_addr): Declare.
9261 (test_addr_alias): Declare.
9262 (main): Check that test_addr and test_addr_alias have the right
9264 * testsuite/script_test_2.t: Define test_addr_alias and
9267 2008-07-24 Ian Lance Taylor <iant@google.com>
9270 * descriptors.cc: New file.
9271 * descriptors.h: New file.
9272 * gold-threads.h (class Hold_optional_lock): New class.
9273 * fileread.cc: Include "descriptors.h".
9274 (File_read::~File_read): Release descriptor rather than closing
9276 (File_read::open) [file]: Call open_descriptor rather than open.
9277 Set is_descriptor_opened_.
9278 (File_read::open) [memory]: Assert that descriptor is not open.
9279 (File_read::reopen_descriptor): New function.
9280 (File_read::release): Release descriptor.
9281 (File_read::do_read): Make non-const. Reopen descriptor.
9282 (File_read::read): Make non-const.
9283 (File_read::make_view): Reopen descriptor.
9284 (File_read::do_readv): Likewise.
9285 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9286 Update declarations.
9287 * layout.cc: Include "descriptors.h".
9288 (Layout::create_build_id): Use open_descriptor rather than open.
9289 * output.cc: Include "descriptors.h".
9290 (Output_file::open): Use open_descriptor rather than open.
9291 * archive.cc (Archive::const_iterator): Change Archive to be
9293 (Archive::begin, Archive::end): Make non-const.
9294 (Archive::count_members): Likewise.
9295 * archive.h (class Archive): Update declarations.
9296 * object.h (Object::read): Make non-const.
9297 * Makefile.am (CCFILES): Add descriptors.cc.
9298 (HFILES): Add descriptors.h.
9299 * Makefile.in: Rebuild.
9302 * gold.h: Always include <clocale>. Add Solaris workarounds
9303 following code in binutils/sysdep.h.
9306 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9307 this->eh_frame_hdr_ is NULL before using it.
9309 * dynobj.cc (Versions::Versions): Update comment.
9311 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9312 the base version name.
9314 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9315 array size plus one.
9316 (Stringpool_template::set_string_offsets): Subtract one from key
9317 before using it as an array index.
9318 (Stringpool_template::get_offset_with_length): Likewise.
9319 (Stringpool_template::write_to_buffer): Likewise.
9320 * stringpool.h (Stringpool_template::get_offset_from_key):
9323 2008-07-23 Ian Lance Taylor <iant@google.com>
9326 * object.h (Merged_symbol_value::value): Do our best to handle a
9330 * script.cc (Version_script_info::get_versions): Don't add empty
9331 version tag to return value.
9332 (Version_script_info::get_symbol_version_helper): Change return
9333 type to bool. Add pversion parameter. Change all callers.
9334 (script_register_vers_node): Don't require a non-NULL tag.
9335 * script.h (class Version_script_info): Update declarations.
9336 (Version_script_info::get_symbol_version): Change return type to
9337 bool. Add version parameter. Change all callers.
9338 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9339 handling. Handle an empty version from a version script.
9340 (Symbol_table::define_special_symbol): Likewise.
9341 * testsuite/ver_test_10.script: New file.
9342 * testsuite/ver_test_10.sh: New file.
9343 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9344 (check_DATA): Add ver_test_10.syms.
9345 (ver_test_10.syms, ver_test_10.so): New target.
9346 * testsuite/Makefile.in: Rebuild.
9348 2008-07-23 Simon Baldwin <simonb@google.com>
9350 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9351 to zero for undefined symbols from dynamic libraries.
9353 2008-07-23 Ian Lance Taylor <iant@google.com>
9355 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9357 * symtab.h (class Symbol_table): Update declaration.
9358 * testsuite/ver_test_9.cc: New file.
9359 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9360 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9361 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9362 (ver_test_9.so, ver_test_9.o): New targets.
9363 * testsuite/Makefile.in: Rebuild.
9365 2008-07-22 Ian Lance Taylor <iant@google.com>
9367 * options.h (class General_options): Define --check-sections.
9368 * layout.cc (Layout::set_segment_offsets): Handle
9371 * options.h (class General_options): Define -n/--nmagic and
9373 * options.cc (General_options::finalize): For -n/--nmagic or
9374 -N/--omagic, set -static.
9375 * layout.cc (Layout::attach_allocated_section_to_segment): If
9376 -N/--omagic, don't put read-only and read-write sections in
9378 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9379 finding a read-only segment.
9380 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9381 don't set the minimum segment alignment to the common page size,
9382 and don't set the file offset to the address modulo the page size.
9383 * script-sections.cc (Script_sections::create_segments): If
9384 -n/--omagic, don't put read-only and read-write sections in
9387 * cref.cc: New file.
9389 * options.h (class General_options): Add --print-symbol-counts.
9390 * main.cc (main): Issue defined symbol report if requested.
9391 * archive.cc (Archive::interpret_header): Make into a const member
9393 (Archive::add_symbols): Call Input_objects::archive_start and
9395 (Archive::const_iterator): Define new class.
9396 (Archive::begin, Archive::end): New functions.
9397 (Archive::include_all_members): Rewrite to use iterator.
9398 (Archive::count_members): New function.
9399 * archive.h (class Archive): Update declarations.
9400 (Archive::filename): New function.
9401 * object.cc: Include "cref.h".
9402 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9403 (Sized_relobj::do_get_global_symbol_counts): New function.
9404 (Input_objects::add_object): Add object to cross-referencer.
9405 (Input_objects::archive_start): New function.
9406 (Input_objects::archive_stop): New function.
9407 (Input_objects::print_symbol_counts): New function.
9408 * object.h: Declare Cref and Archive.
9409 (Object::get_global_symbol_counts): New function.
9410 (Object::do_get_global_symbol_counts): New pure virtual function.
9411 (class Sized_relobj): Add defined_count_ field. Update
9413 (class Input_objects): Add cref_ field. Update constructor.
9414 Update declarations.
9415 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9417 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9419 (Sized_dynobj::do_get_global_symbol_counts): New function.
9420 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9421 defined_count_. Update declarations. Define Symbols typedef.
9422 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9423 parameter. Change all callers.
9424 (Symbol_table::add_from_dynobj): Add sympointers and defined
9425 parameters. Change all callers.
9426 * symtab.h (class Symbol_table): Update declarations.
9427 * Makefile.am (CCFILES): Add cref.cc.
9428 (HFILES): Add cref.h.
9429 * Makefile.in: Rebuild.
9431 2008-07-22 Simon Baldwin <simonb@google.com>
9433 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9434 to zero when writing undefined symbols.
9436 2008-07-22 Ian Lance Taylor <iant@google.com>
9438 * output.cc (Output_section::add_input_section): Don't try to
9439 merge empty merge sections.
9441 2008-07-21 Craig Silverstein <csilvers@google.com>
9443 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9444 Include symbol version in error message.
9446 2008-07-20 Chris Demetriou <cgd@google.com>
9448 * configure.ac (gold_cv_c_random_seed): New configured variable.
9449 (RANDOM_SEED_CFLAGS): New substituted variable.
9450 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9451 * configure: Rebuild.
9452 * Makefile.in: Likewise.
9453 * testsuite/Makefile.in: Likewise.
9455 2008-07-18 Ian Lance Taylor <iant@google.com>
9457 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9458 where we see NAME/NULL and NAME/VERSION as separate symbols.
9459 * testsuite/ver_test_main.cc (main): Call t4.
9460 (t4, t4_2a): Define.
9461 * testsuite/ver_test_2.cc (t4_2): Define.
9462 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9463 * testsuite/ver_test_4.cc (t4_2a): Define.
9464 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9465 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9467 2008-07-17 Ian Lance Taylor <iant@google.com>
9469 * dynobj.cc (Versions::add_def): If we give an error about a
9470 missing version, go ahead and create the version anyhow.
9472 2008-07-10 Ian Lance Taylor <iant@google.com>
9474 Handle output sections with more than 0x7fffffff bytes.
9475 * object.h (class Relobj): Change map_to_output_ to
9476 output_sections_, and just keep a section pointer. Change all
9477 uses. Move comdat group support to Sized_relobj.
9478 (Relobj::is_section_specially_mapped): Remove.
9479 (Relobj::output_section): Remove poff parameter. Change all
9481 (Relobj::output_section_offset): New function.
9482 (Relobj::set_section_offset): Rewrite.
9483 (Relobj::map_to_output): Remove.
9484 (Relobj::output_sections): New function.
9485 (Relobj::do_output_section_offset): New pure virtual function.
9486 (Relobj::do_set_section_offset): Likewise.
9487 (class Sized_relobj): Add section_offsets_ field. Add comdat
9488 group support from Relobj. Update declarations.
9489 (Sized_relobj::get_output_section_offset): New function.
9490 (Sized_relobj::do_output_section_offset): New function.
9491 (Sized_relobj::do_set_section_offset): New function.
9492 * object.cc (Relobj::output_section_address): Remove.
9493 (Sized_relobj::Sized_relobj): Initialize new fields.
9494 (Sized_relobj::include_section_group): Cast find_kept_object to
9496 (Sized_relobj::include_linkonce_section): Likewise.
9497 (Sized_relobj::do_layout): Use separate arrays for output section
9499 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9501 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9502 output_sections and section_offsets.
9503 (Sized_relobj::write_local_symbols): Likewise.
9504 (map_to_kept_section): Compute output address directly.
9505 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9506 output_sections and section_offsets.
9507 (Sized_relobj::write_sections): Likewise.
9508 (Sized_relobj::relocate_sections): Likewise.
9509 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9510 * output.h (class Output_reloc): Update declarations. Change
9511 u2_.relobj to Sized_relobj*.
9512 (class Output_data_reloc): Change add functions to use
9514 * output.cc (Output_reloc::Output_reloc): Change relobj to
9516 (Output_reloc::local_section_offset): Change return type to
9517 Elf_Addr. Use get_output_section_offset.
9518 (Output_reloc::get_address): Likewise.
9519 (Output_section::is_input_address_mapped): Don't call
9520 is_section_specially_mapped.
9521 (Output_section::output_offset): Likewise.
9522 (Output_section::output_address): Likewise.
9523 (Output_section::starting_output_address): Likewise.
9524 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9525 parameter to Sized_relobj*.
9526 (Copy_relocs::need_copy_reloc): Likewise.
9527 (Copy_relocs::save): Likewise.
9528 * copy-relocs.h (class Copy_relocs): Update declarations.
9529 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9530 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9531 * target-reloc.h (relocate_for_relocatable): Change
9532 offset_in_output_section type to Elf_Addr. Change code that uses
9534 * layout.cc (Layout::layout): Always set *off.
9535 * mapfile.cc (Mapfile::print_input_section): Use
9536 output_section_offset.
9537 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9539 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9540 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9541 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9543 2008-07-03 Ian Lance Taylor <iant@google.com>
9545 * layout.cc (Layout::include_section): Do not discard unrecognized
9546 SHT_STRTAB sections.
9548 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9550 * script.cc (Lex::can_continue_name): Make '?' allowable in
9551 version-script names.
9552 * testsuite/version_script.map: Change glob pattern to use '?'
9554 2008-06-30 Manish Singh <yosh@gimp.org>
9557 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9560 2008-06-30 Ian Lance Taylor <iant@google.com>
9564 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9565 versions]: Don't try to read the value in the contents, since we
9566 don't use it. Use the template endianness when writing.
9568 2008-06-25 Cary Coutant <ccoutant@google.com>
9570 * fileread.cc (File_read::make_view): Assert on zero-length view.
9571 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9572 symbol table when there are no symbols to read.
9574 2008-06-23 Craig Silverstein <csilvers@google.com>
9576 * version.cc (version_string): Bump to 1.7
9578 2008-06-18 Craig Silverstein <csilvers@google.com>
9580 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9581 constant 0xFFFF to type Valtype.
9582 (Powerpc_relocate_functions::rel16_ha): Likewise.
9584 2008-06-17 Ian Lance Taylor <iant@google.com>
9586 * output.h (Output_section::Input_section): Initialize p2align_ to
9587 zero for Output_section_data constructors.
9588 (Output_section::Input_section::addralign): If not an input
9589 section, return the alignment of the Output_section_data.
9590 * testsuite/copy_test.cc: New file.
9591 * testsuite/copy_test_1.cc: New file.
9592 * testsuite/copy_test_2.cc: New file.
9593 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9594 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9595 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9596 (copy_test_1_pic.o, copy_test_1.so): New targets.
9597 (copy_test_2_pic.o, copy_test_2.so): New targets.
9598 * testsuite/Makefile.in: Rebuild.
9600 * script-sections.cc (Script_sections::place_orphan): Initialize
9601 local variable exact.
9603 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9605 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9607 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9608 David S. Miller <davem@davemloft.net>
9610 * powerpc.cc: New file.
9611 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9612 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9613 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9614 * Makefile.in: Rebuild.
9616 2008-06-09 Ian Lance Taylor <iant@google.com>
9618 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9620 (throwing, orig_terminate): New static variables.
9621 (terminate_handler): New static function.
9622 (t2): Set terminate handler.
9624 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9627 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9630 2008-05-30 Cary Coutant <ccoutant@google.com>
9632 * archive.cc (Archive::include_all_members) Correct to step
9633 over symbol table and extended name table in thin archives.
9635 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9638 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9641 2008-05-28 Caleb Howe <cshowe@google.com>
9643 * reduced_debug_output.cc: New file.
9644 * reduced_debug_output.h: New file.
9645 * options.h (class General_options): Add --strip-debug-non-line.
9646 * options.cc (General_options::finalize): Add strip_debug_non_line
9647 to the strip heirarchy.
9648 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9650 * layout.cc: Include "reduced_debug_output.h".
9651 (Layout::Layout): Initialize new fields.
9652 (line_only_debug_sections): New static array.
9653 (is_lines_only_debug_sections): New static inline function.
9654 (Layout::include_section): Handle --strip-debug-non-line.
9655 (Layout::make_output_section): If --strip-debug-non-line, build
9656 new output sections for .debug_abbrev and .debug_info.
9657 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9658 gold. Warn about possible overflow.
9659 (read_signed_LEB_128): Likewise.
9660 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9661 (read_signed_LEB_128): Declare.
9662 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9663 (HFILES): Add reduced_debug_output.h.
9664 * Makefile.in: Rebuild.
9666 2008-05-21 Ian Lance Taylor <iant@google.com>
9668 * mapfile.cc: New file.
9669 * mapfile.h: New file.
9670 * options.h (class General_options): Add -M/--print-map and -Map.
9671 * options.cc (General_options::finalize): Make -M equivalent to
9673 * main.cc: Include <cstdio> and "mapfile.h".
9674 (main): Open mapfile if requested.
9675 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9676 constructor. Change caller.
9677 (queue_initial_tasks): Add mapfile parameter. Change caller.
9678 (queue_middle_tasks): Likewise.
9679 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9681 * archive.cc: Include "mapfile.h".
9682 (Archive::add_symbols): Add mapfile parameter. Change all
9683 callers. Pass mapfile, symbol, and reason to include_member.
9684 (Archive::include_all_members): Add mapfile parameter. Change all
9686 (Archive::include_member): Add mapfile, sym, and why parameters.
9687 Change all callers. Report inclusion to map file.
9688 * archive.h: Include "fileread.h".
9689 (class Archive): Update declarations.
9690 (Archive::file): New const method.
9691 (class Add_archive_symbols): Add mapfile_ field. Update
9692 constructor. Change all callers.
9693 * readsyms.h (class Read_symbols): Likewise.
9694 (class Finish_group): Likewise.
9695 (class Read_script): Likewise.
9696 * common.cc: Include "mapfile.h".
9697 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9699 (Symbol_table::do_allocate_commons): Likewise.
9700 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9701 symbol allocation to mapfile.
9702 * common.h (class Allocate_commons_task): Add mapfile_ field.
9703 Update constructor. Change all callers.
9704 * symtab.h (class Symbol_table): Update declarations.
9705 * layout.cc: Include "mapfile.h".
9706 (Layout_task_runner::run): Print information to mapfile.
9707 (Layout::create_gold_note): Change Output_data_fixed_space to
9708 Output_data_zero_fill.
9709 (Layout::create_build_id): Likewise.
9710 (Layout::print_to_mapfile): New function.
9711 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9712 constructor. Change caller.
9713 (class Layout): Declare print_to_mapfile.
9714 * output.cc (Output_section::Input_section::print_to_mapfile): New
9716 (Output_section::add_input_section): If producing a map, always
9717 add to input_sections_ list.
9718 (Output_section::do_print_to_mapfile): New function.
9719 (Output_segment::print_sections_to_mapfile): New function.
9720 (Output_segment::print_section_list_to_mapfile): New function.
9721 * output.h: Include "mapfile.h".
9722 (Output_data::print_to_mapfile): New function.
9723 (Output_data::do_print_to_mapfile): New virtual function.
9724 (Output_segment_headers::do_print_to_mapfile): New function.
9725 (Output_file_header::do_print_to_mapfile): New function.
9726 (Output_data_const::do_print_to_mapfile): New function.
9727 (class Output_data_const_buffer): Add map_name_ field. Update
9728 constructor. Change all callers. Add do_print_to_mapfile
9730 (class Output_data_fixed_space): Likewise.
9731 (class Output_data_space): Likewise.
9732 (class Output_data_zero_fill): New class.
9733 (Output_data_strtab::do_print_to_mapfile): New function.
9734 (Output_data_reloc_base::do_print_to_mapfile): New function.
9735 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9736 (Output_data_group::do_print_to_mapfile): New function.
9737 (Output_data_got::do_print_to_mapfile): New function.
9738 (Output_data_dynamic::do_print_to_mapfile): New function.
9739 (Output_symtab_xindex::do_print_to_mapfile): New function.
9740 (class Output_section): Declare do_print_to_mapflie. Declare
9741 print_to_mapfile in Input_section.
9742 (class Output_segment): Declare new functions.
9743 * object.h (Sized_relobj::symbol_count): New function.
9744 * script-sections.cc
9745 (Output_section_element_dot_assignment::set_section_addresses):
9746 Change Output_data_fixed_space to Output_data_zero_fill.
9747 (Output_data_expression::do_print_to_mapfile): New function.
9748 * script.cc (read_input_script): Add mapfile parameter. Change
9750 * script.h (read_input_script): Update declaration.
9751 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9752 (Eh_frame::do_print_to_mapfile): New function.
9753 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9754 (Output_merge_string::do_print_to_mapfile): New function.
9755 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9757 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9759 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9761 * Makefile.am (CCFILES): Add mapfile.cc.
9762 (HFILES): Add mapfile.h.
9763 * Makefile.in: Rebuild.
9765 2008-05-19 Ian Lance Taylor <iant@google.com>
9767 * options.h (class General_options): Add -z relro.
9768 * layout.cc (Layout::Layout): Initialize relro_segment_.
9769 (Layout::add_output_section_data): Return the output section.
9770 (Layout::make_output_section): Rcognize relro sections and mark
9772 (Layout::attach_allocated_section_to_segment): Put relro sections
9773 in a PT_GNU_RELRO segment.
9774 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9776 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9778 (Layout::linkonce_mapping): Map d.rel.ro.local to
9780 (Layout::output_section_name): Us .data.rel.ro.local for any
9781 section which begins with that.
9782 * layout.h (class Layout): Update add_output_section_data
9783 declaration. Add relro_segment_ field.
9784 * output.cc (Output_section::Output_section): Initialize is_relro_
9785 and is_relro_local_ fields.
9786 (Output_segment::add_output_section): Group relro sections.
9787 (Output_segment::is_first_section_relro): New function.
9788 (Output_segment::maximum_alignment): If there is a relro section,
9789 align the segment to the common page size.
9790 (Output_segment::set_section_addresses): Track whether we are
9791 looking at relro sections. If the last section is a relro
9792 section, align to the common page size.
9793 (Output_segment::set_section_list_addresses): Add in_relro
9794 parameter. Change all callers. Align to the page size when
9795 moving from relro to non-relro section.
9796 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9798 * output.h (class Output_section): Add is_relro_ and
9799 is_relro_local_ fields.
9800 (Output_section::is_relro): New function.
9801 (Output_section::set_is_relro): New function.
9802 (Output_section::is_relro_local): New function.
9803 (Output_section::set_is_relro_local): New function.
9804 (class Output_segment): Update declarations.
9805 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9806 * sparc.cc (Target_sparc::got_section): Likewise.
9807 * x86_64.cc (Target_x86_64::got_section): Likewise.
9808 * testsuite/relro_test_main.cc: New file.
9809 * testsuite/relro_test.cc: New file.
9810 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9811 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9812 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9813 (relro_test.so, relro_test_pic.o): New targets.
9814 * testsuite/Makefile.in: Rebuild.
9816 2008-05-16 Ian Lance Taylor <iant@google.com>
9818 * output.cc (Output_segment::add_output_section): Remove front
9820 * output.h (class Output_segment): Remove
9821 add_initial_output_section and overloaded add_output_section.
9822 Update declaration of remaining add_output_section.
9823 * layout.cc (Layout::create_interp): Call add_output_section
9824 rather than add_initial_output_section.
9825 (Layout::finish_dynamic_section): Likewise.
9827 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9828 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9829 know the dynamic type.
9830 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9831 field. Initialize it in constructor.
9832 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9833 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9834 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9837 * output.cc (Output_reloc::get_address): Change return type to
9839 * output.h (class Output_reloc): Update get_address declaration.
9840 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9841 for section addresses.
9843 2008-05-09 Ian Lance Taylor <iant@google.com>
9846 * gold.cc (gold_nomem): Use return value of write.
9848 2008-05-08 Ian Lance Taylor <iant@google.com>
9850 * symtab.c (Symbol::init_base_output_data): Add version
9851 parameter. Change all callers.
9852 (Symbol::init_base_output_segment): Likewise.
9853 (Symbol::init_base_constant): Likewise.
9854 (Symbol::init_base_undefined): Likewise.
9855 (Sized_symbol::init_output_data): Likewise.
9856 (Sized_symbol::init_output_segment): Likewise.
9857 (Sized_symbol::init_constant): Likewise.
9858 (Sized_symbol::init_undefined): Likewise.
9859 (Symbol_table::do_define_in_output_data): If the new symbol has a
9860 version, mark it as the default.
9861 (Symbol_table::do_define_in_output_segment): Likewise.
9862 (Symbol_table::do_define_as_constant): Likewise.
9863 * symtab.h (class Symbol): Update declarations.
9864 (class Sized_symbol): Likewise.
9865 * resolve.cc (Symbol::override_version): New function.
9866 (Symbol::override_base): Call override_version.
9867 (Symbol::override_base_with_special): Likewise.
9868 * testsuite/ver_script_8.script: New file.
9869 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9870 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9871 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9872 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9874 2008-05-06 Ian Lance Taylor <iant@google.com>
9877 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9879 (class General_options): Remove existing --undefined, and add
9880 --no-undefined instead. Add new --undefined as synonym for -u.
9881 * archive.cc (Archive::add_symbols): Check whether symbol was
9883 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9884 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9885 all uses. Add IS_UNDEFINED. Update declarations to split
9886 different versions of init_base. Declare init_base_undefined.
9887 (Symbol::is_defined): Handle IS_UNDEFINED.
9888 (Symbol::is_undefined): Likewise.
9889 (Symbol::is_weak_undefined): Call is_undefined.
9890 (Symbol::is_absolute): Handle IS_CONSTANT.
9891 (class Sized_symbol): Update declarations to split different
9892 versions of init. Declare init_undefined.
9893 (class Symbol_table): Declare new functions.
9894 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9896 (Symbol::init_base_output_data): Likewise.
9897 (Symbol::init_base_output_segment): Likewise.
9898 (Symbol::init_base_constant): Likewise.
9899 (Symbol::init_base_undefined): New function.
9900 (Sized_symbol::init_object): Rename from init. Change all
9902 (Sized_symbol::init_output_data): Likewise.
9903 (Sized_symbol::init_output_segment): Likewise.
9904 (Sized_symbol::init_constant): Likewise.
9905 (Sized_symbol::init_undefined): New function.
9906 (Symbol_table::add_undefined_symbols_from_command_line): New
9908 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9910 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9911 (Symbol::output_section): Likewise.
9912 (Symbol::set_output_section): Likewise.
9913 (Symbol_table::sized_finalize_symbol): Likewise.
9914 (Symbol_table::sized_write_globals): Likewise.
9915 * resolve.cc (Symbol_table::should_override): Likewise.
9916 (Symbol::override_base_with_special): Likewise.
9918 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9919 symbol, change it to have default visibility.
9920 * testsuite/protected_1.cc: New file.
9921 * testsuite/protected_2.cc: New file.
9922 * testsuite/protected_3.cc: New file.
9923 * testsuite/protected_main_1.cc: New file.
9924 * testsuite/protected_main_2.cc: New file.
9925 * testsuite/protected_main_3.cc: New file.
9926 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9927 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9928 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9929 (protected_1.so): New target.
9930 (protected_1_pic.o, protected_2_pic.o): New targets.
9931 (protected_3_pic.o): New target.
9932 (check_PROGRAMS): Add protected_2.
9933 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9934 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9935 * testsuite/Makefile.in: Rebuild.
9937 * options.h (DEFINE_var): Add set_user_set_##varname__.
9938 (DEFINE_bool_alias): New macro.
9939 (class General_options): Define -Bstatic using DEFINE_bool_alias
9940 rather than DEFINE_special. Add --undefined as an alias for -z
9942 * options.cc (General_options::parse_Bstatic): Remove.
9944 * options.h (class General_options): Add --fatal-warnings.
9945 * main.cc (main): Implement --fatal-warnings.
9946 * errors.h (Errors::warning_count): New function.
9948 * options.h (class General_options): Add -Bsymbolic-functions.
9949 * symtab.h (Symbol::is_preemptible): Check for
9950 -Bsymbolic-functions.
9952 2008-05-05 Ian Lance Taylor <iant@google.com>
9954 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9955 as noVARNAME rather than no-VARNAME.
9956 (class General_options): Add option -z combreloc.
9957 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9959 (Output_reloc::sort_before) [SHT_REL]: New function.
9960 (Output_reloc::sort_before) [SHT_RELA]: New function.
9961 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9962 Sort_relocs_comparison.
9963 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9964 parameter. Change all callers.
9965 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9966 sort_relocs parameter. Change all callers.
9967 * output.cc (Output_reloc::get_address): New function, broken out
9969 (Output_reloc::write_rel): Call it.
9970 (Output_reloc::compare): New function.
9971 (Output_data_reloc_base::do_write): Optionally sort relocs.
9973 * configure.ac: If targ_extra_obj is set, link it in.
9974 * configure.tgt: Initialize all variables.
9975 (x86_64*): Set targ_extra_obj and targ_extra_size.
9976 * configure: Rebuild.
9978 * object.cc (Sized_relobj::include_section_group): Adjust section
9979 indexes read from group data. Build vector to pass to
9981 * layout.cc (Layout::layout_group): Add flags and shndxes
9982 parameters. Remove contents parameter. Change caller. Update
9983 explicit instantiations.
9984 * layout.h (class Layout): Update layout_group declaration.
9985 * output.cc (Output_data_group::Output_data_group): Add flags and
9986 input_shndxes parameters. Remove contents parameter. Change
9988 (Output_data_group::do_write): Change input_sections_ to
9990 * output.h (class Output_data_group): Update constructor
9991 declaration. Rename input_sections_ to input_shndxes_.
9992 * testsuite/many_sections_test.cc: Add template.
9994 2008-04-30 Cary Coutant <ccoutant@google.com>
9996 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9998 * layout.cc (Layout::include_section): Refactored check for debug
10000 (Layout::add_comdat): Add new parameters. Change type
10001 of signature parameter. Add object and shndx to signatures table.
10002 (Layout::find_kept_object): New function.
10003 * layout.h: Include <cstring>.
10004 (Layout::is_debug_info_section): New function.
10005 (Layout::add_comdat): Add new parameters.
10006 (Layout::find_kept_object): New function.
10007 (Layout::Kept_section): New struct.
10008 (Layout::Signatures): Change type of map range.
10009 * object.cc (Relobj::output_section_address): New function.
10010 (Sized_relobj::include_section_group): Add new parameters. Change
10011 calls to Layout::add_comdat. Change to build table of kept comdat
10012 groups and table mapping discarded sections to kept sections.
10013 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10014 (Sized_relobj::do_layout): Change calls to include_section_group and
10015 include_linkonce_section.
10016 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10017 value to zero when section is discarded.
10018 (Sized_relobj::map_to_kept_section): New function.
10019 * object.h (Relobj::output_section_address): New function.
10020 (Relobj::Comdat_group): New type.
10021 (Relobj::find_comdat_group): New function.
10022 (Relobj::Comdat_group_table): New type.
10023 (Relobj::Kept_comdat_section): New type.
10024 (Relobj::Kept_comdat_section_table): New type.
10025 (Relobj::add_comdat_group): New function.
10026 (Relobj::set_kept_comdat_section): New function.
10027 (Relobj::get_kept_comdat_section): New function.
10028 (Relobj::comdat_groups_): New field.
10029 (Relobj::kept_comdat_sections_): New field.
10030 (Symbol_value::input_value): Update comment.
10031 (Sized_relobj::map_to_kept_section) New function.
10032 (Sized_relobj::include_linkonce_section): Add new parameter.
10033 * target-reloc.h (Comdat_behavior): New type.
10034 (get_comdat_behavior): New function.
10035 (relocate_section): Add code to map a discarded section to the
10036 corresponding kept section when applying a relocation.
10038 2008-04-30 Craig Silverstein <csilvers@google.com>
10040 * dwarf_reader.cc (next_generation_count): New static var.
10041 (Addr2line_cache_entry): New struct.
10042 (addr2line_cache): New static var.
10043 (Dwarf_line_info::one_addr2line): Added caching.
10044 (Dwarf_line_info::clear_addr2line_cache): New function.
10045 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10046 cache-size parameter.
10047 (Dwarf_line_info::one_addr2line_cache): New function.
10048 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10049 new cache-size argument to one_addr2line(), and clear cache.
10051 2008-04-28 Cary Coutant <ccoutant@google.com>
10053 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10054 R_386_PC8 relocations.
10056 2008-04-23 Ian Lance Taylor <iant@google.com>
10058 * object.cc (Sized_relobj::include_section_group): Check for
10059 invalid section group.
10061 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10064 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10065 than read for file header.
10066 * archive.cc (Archive::include_member): Likewise.
10068 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10070 * aclocal.m4: Regenerate.
10071 * configure: Regenerate.
10073 2008-04-19 Ian Lance Taylor <iant@google.com>
10075 * version.cc (version_string): Bump to 1.6.
10077 * testsuite/Makefile.am (many_sections_r_test): New target.
10078 (many_sections_r_test_SOURCES): Remove.
10079 (many_sections_r_test_DEPENDENCIES): Remove.
10080 (many_sections_r_test_LDFLAGS): Remove.
10081 (many_sections_r_test_LDADD): Remove.
10083 * object.cc (Sized_relobj::do_add_symbols): Always pass
10084 local_symbol_count_ to add_from_relobj.
10086 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10087 every thousand variables.
10088 * testsuite/Makefile.in: Rebuild.
10090 * object.cc (Xindex::initialize_symtab_xindex): New function.
10091 (Xindex::read_symtab_xindex): New function.
10092 (Xindex::sym_xindex_to_shndx): New function.
10093 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10095 (Sized_relobj::do_initialize_xindex): New function.
10096 (Sized_relobj::do_read_symbols): Adjust section links.
10097 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10098 parameter. Change all callers.
10099 (Sized_relobj::include_section_group): Adjust section links and
10100 symbol section indexes.
10101 (Sized_relobj::do_layout): Adjust section links.
10102 (Sized_relobj::do_count_local_symbols): Adjust section links and
10103 symbol section indexes.
10104 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10105 ordinary and special symbols.
10106 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10107 dynsym_xindex parameters. Change all callers. Adjust section
10108 links. Use SHN_XINDEX when needed.
10109 (Sized_relobj::get_symbol_location_info): Adjust section links.
10110 Don't get fooled by special symbols.
10111 * object.h (class Xindex): Define.
10112 (class Object): Add xindex_ parameter. Declare virtual functoin
10113 do_initialize_xindex.
10114 (Object::adjust_sym_shndx): New function.
10115 (Object::set_xindex): New protected function.
10116 (class Symbol_value): Add is_ordinary_shndx_ field.
10117 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10118 (Symbol_value::value): Assert ordinary section.
10119 (Symbol_value::initialize_input_to_output_map): Likewise.
10120 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10121 Change all callers.
10122 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10124 (class Sized_relobj): Update declarations.
10125 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10126 parameter. Change all callers.
10127 (Sized_relobj::adjust_shndx): New function.
10128 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10130 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10131 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10132 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10133 (Sized_dynobj::read_dynsym_section): Adjust section links.
10134 (Sized_dynobj::read_dynamic): Likewise.
10135 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10137 (Sized_dynobj::do_initialize_xindex): New function.
10138 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10139 do_initialize_xindex.
10140 (Sized_dynobj::adjust_shndx): New function.
10141 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10142 dynsym_xindex_ fields.
10143 (Layout::finalize): Add a call to set_section_indexes before
10144 creating the symtab sections.
10145 (Layout::set_section_indexes): Don't do anything if the section
10146 already has a section index.
10147 (Layout::create_symtab_sections): Add shnum parameter. Change
10148 caller. Create .symtab_shndx section if needed.
10149 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10151 (Layout::allocated_output_section_count): New function.
10152 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10154 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10155 fields. Update declarations.
10156 (Layout::symtab_xindex): New function.
10157 (Layout::dynsym_xindex): New function.
10158 (class Write_symbols_task): Add layout_ field.
10159 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10161 * output.cc (Output_section_headers::Output_section_headers): Add
10162 shstrtab_section parameter. Change all callers.
10163 (Output_section_headers::do_sized_write): Store overflow values
10164 for section count and section string table section index in
10165 section header zero.
10166 (Output_file_header::do_sized_write): Check for overflow of
10167 section count and section string table section index.
10168 (Output_symtab_xindex::do_write): New function.
10169 (Output_symtab_xindex::endian_do_write): New function.
10170 * output.h (class Output_section_headers): Add shstrtab_section_.
10171 Update declarations.
10172 (class Output_symtab_xindex): Define.
10173 (Output_section::has_out_shndx): New function.
10174 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10176 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10177 Change all callers.
10178 (Sized_symbol::init): Likewise.
10179 (Symbol::output_section): Check for ordinary symbol.
10180 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10181 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10183 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10184 Change all callers. Simplify handling of symbols from sections
10185 not included in the link.
10186 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10188 (Weak_alias_sorter::operator()): Assert that symbols are
10190 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10192 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10193 parameters. Change all callers.
10194 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10195 symbol distinction. Use SHN_XINDEX when needed.
10196 (Symbol_table::write_section_symbol): Add symtab_xindex
10197 parameter. Change all callers.
10198 (Symbol_table::sized_write_section_symbol): Likewise. Use
10199 SHN_XINDEX when needed.
10200 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10202 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10203 (Symbol::is_defined): Check is_ordinary.
10204 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10205 (Symbol::is_absolute, Symbol::is_common): Likewise.
10206 (class Sized_symbol): Update declarations.
10207 (class Symbol_table): Update declarations.
10208 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10209 parameters. Change all callers.
10210 (Sized_symbol::override): Likewise.
10211 (Symbol_table::override): Likewise.
10212 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10213 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10214 is_ordinary, and orig_st_shndx parameters. Change all callers.
10215 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10216 to be in an ordinary section.
10217 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10218 object and is_ordinary parameters. Change all callers.
10219 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10220 Change all callers. Don't add undefined or non-ordinary symbols
10222 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10223 Change all callers.
10224 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10226 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10227 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10228 (Sized_relobj::relocate_sections): Likewise.
10229 * target-reloc.h (scan_relocs): Adjust section symbol index.
10230 (scan_relocatable_relocs): Likewise.
10231 * i386.cc (Scan::local): Check for ordinary symbols.
10232 * sparc.cc (Scan::local): Likewise.
10233 * x86_64.cc (Scan::local): Likewise.
10234 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10235 to symbol_section_and_value.
10236 * testsuite/many_sections_test.cc: New file.
10237 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10238 (check_PROGRAMS): Add many_sections_test.
10239 (many_sections_test_SOURCES): Define.
10240 (many_sections_test_DEPENDENCIES): Define.
10241 (many_sections_test_LDFLAGS): Define.
10242 (BUILT_SOURCES): Add many_sections_define.h.
10243 (many_sections_define.h): New target.
10244 (BUILT_SOURCES): Add many_sections_check.h.
10245 (many_sections_check.h): New target.
10246 (check_PROGRAMS): Add many_sections_r_test.
10247 (many_sections_r_test_SOURCES): Define.
10248 (many_sections_r_test_DEPENDENCIES): Define.
10249 (many_sections_r_test_LDFLAGS): Define.
10250 (many_sections_r_test_LDADD): Define.
10251 (many_sections_r_test.o): New target.
10252 * testsuite/Makefile.in: Rebuild.
10254 2008-04-17 Cary Coutant <ccoutant@google.com>
10256 * errors.cc (Errors::info): New function.
10257 (gold_info): New function.
10258 * errors.h (Errors::info): New function.
10259 * gold.h (gold_info): New function.
10260 * object.cc (Input_objects::add_object): Print trace output.
10261 * options.cc (options::parse_set): New function.
10262 (General_options::parse_wrap): Deleted.
10263 (General_options::General_options): Deleted initializer.
10264 * options.h (options::String_set): New typedef.
10265 (options::parse_set): New function.
10266 (DEFINE_set): New macro.
10267 (General_options::wrap): Changed to use DEFINE_set. Changed
10268 callers of any_wrap_symbols and is_wrap_symbol.
10269 (General_options::trace, General_options::trace_symbol):
10271 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10272 (General_options::wrap_symbols_): Deleted.
10273 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10275 2008-04-17 David S. Miller <davem@davemloft.net>
10277 * options.cc (General_options::parse_V): New function.
10278 * options.h: Add entries for -V and -Qy.
10280 2008-04-17 Ian Lance Taylor <iant@google.com>
10282 * common.cc (Symbol_table::allocate_commons): Remove options
10283 parameter. Change caller.
10284 (Symbol_table::do_allocate_commons): Remove options parameter.
10285 Change caller. Just call do_allocate_commons_list twice.
10286 (Symbol_table::do_allocate_commons_list): New function, broken out
10287 of do_allocate_commons.
10288 * common.h (class Allocate_commons_task): Remove options_ field.
10289 Update constructor.
10290 * symtab.cc (Symbol_table::Symbol_table): Initialize
10292 (Symbol_table::add_from_object): Put TLS common symbols on
10294 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10295 which are IN_OUTPUT_DATA.
10296 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10297 allocate_commons and do_allocate_commons declarations. Declare
10298 do_allocate_commons_list.
10299 * gold.cc (queue_middle_tasks): Update creation of
10300 Allocate_commons_task to not pass options.
10301 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10302 (TLS_TEST_C_FLAGS): New variable.
10303 (tls_test_c_pic.o): New target.
10304 (tls_test_shared.so): Link in tls_test_c_pic.o.
10305 (tls_test_c_pic_ie.o): New target.
10306 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10307 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10308 (tls_test_c.o): New target.
10309 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10310 (tls_pic_test_LDADD): Likewise.
10311 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10312 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10313 (tls_test_c_gnu2.o): New target.
10314 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10316 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10317 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10318 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10319 * testsuite/tls_test.cc: Include "config.h".
10320 (t_last): Call t11_last.
10321 * testsuite/tls_test.h (t11, t11_last): Declare.
10322 * testsuite/tls_test_c.c: New file.
10323 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10324 * configure.ac: Check for OpenMP support.
10325 * configure, config.in, Makefile.in: Rebuild.
10326 * testsuite/Makefile.in: Rebuild.
10328 2008-04-16 Cary Coutant <ccoutant@google.com>
10330 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10331 (Target_i386::tls_base_symbol_defined_): New field.
10332 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10333 (Target_i386::Scan::global): Likewise.
10334 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10335 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10336 (Target_x86_64::tls_base_symbol_defined_): New field.
10337 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10338 (Target_x86_64::Scan::global): Likewise.
10340 2008-04-16 Cary Coutant <ccoutant@google.com>
10342 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10343 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10344 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10345 building shared libraries.
10346 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10347 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10348 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10349 * testsuite/Makefile.in: Rebuild.
10350 * testsuite/weak_undef.h: New file.
10351 * testsuite/weak_undef_file1.cc: Add extra test cases.
10352 * testsuite/weak_undef_file2.cc: Likewise.
10353 * testsuite/weak_undef_test.cc: Likewise.
10355 2008-04-16 David S. Miller <davem@davemloft.net>
10357 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10358 Add issued_non_pic_error_ field. Declare check_non_pic.
10359 (Target_sparc::Scan::check_non_pic): New function.
10360 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10361 (Target_sparc::Scan::global): Likewise.
10363 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10364 * configure: Rebuild.
10366 * options.h (DEFINE_enable): New macro.
10367 (new_dtags): New enable option.
10368 (initfirst, interpose, loadfltr, nodefaultlib,
10369 nodelete, nodlopen, nodump): New -z options.
10370 * layout.cc (Layout:finish_dynamic_section): If new
10371 dtags enabled, emit DT_RUNPATH. Also, emit a
10372 DT_FLAGS_1 containing any specified -z flags.
10374 2008-04-16 Ian Lance Taylor <iant@google.com>
10376 * copy-relocs.cc: New file.
10377 * copy-relocs.h: New file.
10378 * reloc.cc: Remove Copy_relocs code.
10379 * reloc.h: Likewise.
10380 * reloc-types.h (struct Reloc_types) [both versions]: Add
10381 get_reloc_addend_noerror.
10382 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10383 variants of add_global which take an addend which must be zero.
10384 * i386.cc: Include "copy-relocs.h".
10385 (class Target_i386): Change type of copy_relocs_ to variable,
10386 update initializer.
10387 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10388 Change all callers.
10389 (Target_i386::do_finalize_sections): Change handling of
10391 * sparc.cc: Include "copy-relocs.h".
10392 (class Target_sparc): Change type of copy_relocs_ to variable,
10393 update initializer.
10394 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10395 Change all callers.
10396 (Target_sparc::do_finalize_sections): Change handling of
10398 * x86_64.cc: Include "copy-relocs.h".
10399 (class Target_x86_64): Change type of copy_relocs_ to variable,
10400 update initializer.
10401 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10402 class. Change all callers.
10403 (Target_x86_64::do_finalize_sections): Change handling of
10405 * Makefile.am (CCFILES): Add copy-relocs.cc.
10406 (HFILES): Add copy-relocs.h.
10408 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10410 * testsuite/script_test_4.sh: Permit leading zeroes.
10412 2008-04-15 Ian Lance Taylor <iant@google.com>
10414 * script-sections.cc (Script_sections::create_segments): Use
10415 header_size_adjustment even when there is enough room for the
10417 * testsuite/script_test_4.sh: New file.
10418 * testsuite/script_test_4.t: New file.
10419 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10420 (check_DATA): Add script_test_4.stdout.
10421 (MOSTLYCLEANFILES): Likewise.
10422 (script_test_4): New target.
10423 (script_test_4.stdout): New target.
10424 * testsuite/Makefile.in: Rebuild.
10426 * sparc.cc: Add definitions for Output_data_plt_sparc class
10429 2008-04-14 David S. Miller <davem@davemloft.net>
10431 * sparc.cc: New file.
10432 * Makefile.am (TARGETSOURCES): Add sparc.cc
10433 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10434 * configure.tgt: Document targ_extra_size and
10435 targ_extra_big_endian. Add entries for sparc-* and
10437 * configure.ac: Handle targ_extra_size and
10438 targ_extra_big_endian.
10439 * Makefile.in: Rebuild.
10440 * configure: Likewise.
10441 * po/POTFILES.in: Likewise.
10442 * po/gold.pot: Likewise.
10444 2008-04-14 Ian Lance Taylor <iant@google.com>
10446 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10447 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10448 in the name/type/flags to section mapping. Don't call
10449 allocate_output_section.
10450 (Layout::choose_output_section): Change parameter from adjust_name
10451 to is_input_section. Don't permit input sections after sections
10452 are attached to segments. Don't call allocate_output_section.
10453 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10454 not write_enable_output_section.
10455 (Layout::make_output_section): Don't push to
10456 unattached_section_list_ nor call attach_to_segment. Call
10457 attach_section_to_segment if sections are attached.
10458 (Layout::attach_sections_to_segments): New function.
10459 (Layout::attach_section_to_segment): New function.
10460 (Layout::attach_allocated_section_to_segment): Rename from
10461 attach_to_segment. Remove flags parameter.
10462 (Layout::allocate_output_section): Remove function.
10463 (Layout::write_enable_output_section): Remove function.
10464 * layout.h (class Layout): Update for above changes. Add new
10465 field sections_are_attached_.
10466 * output.h (Output_section::update_flags_for_input_section): New
10468 * output.cc (Output_section::add_input_section): Call
10469 update_flags_for_input_section.
10470 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10472 2008-04-11 Cary Coutant <ccoutant@google.com>
10474 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10475 thought unnecessary.
10476 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10478 2008-04-11 Ian Lance Taylor <iant@google.com>
10480 * output.h (class Output_section_data): Remove inline definition
10482 * output.cc (Output_section_data::set_addralign): New function.
10484 2008-04-11 Cary Coutant <ccoutant@google.com>
10486 Add support for TLS descriptors for i386 and x86_64.
10487 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10488 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10489 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10491 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10492 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10493 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10495 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10496 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10497 Fix problem with initial-exec relocations.
10498 (Target_i386::Relocate::relocate_tls): Likewise.
10499 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10501 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10502 support for section-plus-offset dynamic table entries.
10503 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10504 (Output_data_dynamic::Dynamic_entry): Add support for
10505 section-plus-offset dynamic table entries.
10506 (Output_data_dynamic::Classification): Likewise.
10507 (Output_data_dynamic::classification_): Renamed offset_.
10508 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10509 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10510 (Target_x86_64::make_plt_section): New function.
10511 (Target_x86_64::reserve_tlsdesc_entries): New function.
10512 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10513 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10514 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10515 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10516 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10517 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10518 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10519 add extra PLT entry for TLS descriptors.
10520 (Output_data_plt_x86_64::got_): New field.
10521 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10522 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10524 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10526 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10527 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10528 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10529 R_386_TLS_DESC_CALL relocations.
10530 (Target_x86_64::Scan::global): Likewise.
10531 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10532 for TLS descriptors.
10533 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10534 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10535 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10536 GD-to-IE relaxation.
10537 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10538 and TLS_DESCRIPTORS.
10539 * Makefile.in: Rebuild.
10540 * configure: Rebuild.
10541 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10542 (tls_test_shared2.so): New target.
10543 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10544 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10545 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10546 (tls_shared_gd_to_ie_test_LDADD): New variable.
10547 (tls_shared_gnu2_gd_to_ie_test): New target.
10548 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10550 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10551 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10552 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10553 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10554 (tls_shared_gnu2_test): New target.
10555 (tls_test_gnu2_shared.so): New target.
10556 (tls_shared_gnu2_test_SOURCES): New variable.
10557 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10558 (tls_shared_gnu2_test_LDFLAGS): New variable.
10559 (tls_shared_gnu2_test_LDADD): New variable.
10560 * testsuite/Makefile.in: Rebuild.
10561 * testsuite/Makefile.
10563 2008-04-11 Ian Lance Taylor <iant@google.com>
10565 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10567 * testsuite/Makefile.in: Rebuild.
10569 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10571 * testsuite/script_test_2.cc (main): Adjust test.
10573 2008-04-11 David S. Miller <davem@davemloft.net>
10574 Ian Lance Taylor <iant@google.com>
10576 * options.h (General_options): Add entries for '-Y' and
10578 * options.cc (General_options:finalize): If -Y was used, add those
10579 entries to the library path instead of the default "/lib" and
10582 2008-04-11 David S. Miller <davem@davemloft.net>
10584 * testsuite/justsyms.t: Start at 0x100.
10585 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10586 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10588 * testsuite/script_test_2.cc: Adjust string and section length
10591 2008-04-09 Ian Lance Taylor <iant@google.com>
10594 * script-sections.cc (Sections_element::allocate_to_segment): Add
10596 (Output_section_definition::allocate_to_segment): Likewise.
10597 (Orphan_output_section::allocate_to_segment): Likewise.
10598 (Script_sections::attach_sections_using_phdrs_clause): Don't
10599 propagate non-PT_LOAD segments to orphan sections.
10600 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10601 readelf rather than objdump.
10602 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10603 .interp section and PT_INTERP segment are the same size.
10604 * testsuite/Makefile.in: Rebuild.
10606 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10607 aliases for symbols defined in the same object.
10608 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10609 (weak_alias_test_SOURCES): New variable.
10610 (weak_alias_test_DEPENDENCIES): New variable.
10611 (weak_alias_test_LDFLAGS): New variable.
10612 (weak_alias_test_LDADD): New variable.
10613 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10614 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10615 (weak_alias_test_3.o): New target.
10616 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10617 * testsuite/weak_alias_test_main.cc: New file.
10618 * testsuite/weak_alias_test_1.cc: New file.
10619 * testsuite/weak_alias_test_2.cc: New file.
10620 * testsuite/weak_alias_test_3.cc: New file.
10622 2008-04-08 Ian Lance Taylor <iant@google.com>
10624 * options.h (class General_options): Add --noinhibit-exec option.
10625 * main.cc (main): Check --noinhibit-exec.
10627 * options.h (class General_options): Define --wrap as a special
10628 option. Add wrap_symbols_ field.
10629 (General_options::any_wrap_symbols): New function.
10630 (General_options::is_wrap_symbol): New function.
10631 * options.cc (General_options::parse_wrap): New function.
10632 (General_options::General_options): Initialize wrap_symbols_.
10633 * symtab.cc (Symbol_table::wrap_symbol): New function.
10634 (Symbol_table::add_from_object): Handle --wrap.
10635 * symtab.h (class Symbol_table): Declare wrap_symbol.
10636 * target.h (Target::wrap_char): New function.
10637 (Target::Target_info): Add wrap_char field.
10638 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10639 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10640 * testsuite/testfile.cc (Target_test::test_target_info):
10643 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10646 * layout.h (class Layout): Add added_eh_frame_data_ field.
10647 * layout.cc (Layout::Layout): Initialize new field.
10648 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10649 output section until we find a section we merged successfully.
10650 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10651 that the size be non-zero.
10653 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10656 2008-04-08 Craig Silverstein <csilvers@google.com>
10658 * configure.ac: Export new conditional variable HAVE_ZLIB.
10659 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10661 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10662 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10664 2008-04-07 Ian Lance Taylor <iant@google.com>
10666 * version.cc (version_string): Set to "1.5".
10668 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10669 Add issued_non_pic_error_ field. Declare check_non_pic.
10670 (Target_x86_64::Scan::check_non_pic): New function.
10671 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10672 (Target_x86_64::Scan::global): Likewise.
10674 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10675 addend parameter. Change caller. Handle merge sections.
10676 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10677 Address to Addend. Don't add in the result of
10678 local_section_offset, pass down the addend and use the returned
10680 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10681 Update declarations of local_section_offset and symbol_value.
10682 * testsuite/two_file_test_1.cc (t18): New function.
10683 * testsuite/two_file_test_2.cc (f18): New function.
10684 * testsuite/two_file_test_main.cc (main): Call t18.
10685 * testsuite/two_file_test.h (t18, f18): Declare.
10687 * configure.ac: Don't test for objdump, c++filt, or readelf.
10688 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10690 (TEST_READELF): New variable.
10691 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10692 (check_PROGRAMS): Add two_file_strip_test.
10693 (two_file_strip_test): New target.
10694 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10695 (two_file_same_shared_strip_test_SOURCES): New variable.
10696 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10697 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10698 (two_file_same_shared_strip_test_LDADD): New variable.
10699 (two_file_shared_strip.so): New target.
10700 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10701 (ver_test_5.syms, ver_test_7.syms): Likewise.
10702 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10703 (strip_test_3.stdout): Use TEST_OBJDUMP.
10704 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10706 2008-04-04 Cary Coutant <ccoutant@google.com>
10708 * symtab.h (Symbol::is_weak_undefined): New function.
10709 (Symbol::is_strong_undefined): New function.
10710 (Symbol::is_absolute): New function.
10711 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10712 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10714 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10715 (weak_undef_test): New target.
10716 * testsuite/Makefile.in: Rebuild.
10717 * testsuite/weak_undef_file1.cc: New file.
10718 * testsuite/weak_undef_file2.cc: New file.
10719 * testsuite/weak_undef_test.cc: New file.
10721 2008-04-03 Craig Silverstein <csilvers@google.com>
10723 * compressed_output.h (class Output_compressed_section): Use
10725 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10727 (zlib_compressed_suffix): Removed.
10728 (Output_compressed_section::set_final_data_size): Use unsigned
10730 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10731 Fix linker invocation.
10732 (flagstest_o_specialfile_and_compress_debug_sections):
10734 * testsuite/Makefile.in: Regenerated.
10736 2008-04-02 David S. Miller <davem@davemloft.net>
10738 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10739 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10741 2008-04-02 Craig Silverstein <csilvers@google.com>
10745 2008-04-02 Ian Lance Taylor <iant@google.com>
10747 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10748 parameters. Update for new key type to views_. Change all
10750 (File_read::read): Adjust for byteshift in returned view.
10751 (File_read::add_view): New function, broken out of
10752 find_and_make_view.
10753 (File_read::make_view): New function, broken out of
10754 find_and_make_view.
10755 (File_read::find_or_make_view): Add offset and aligned
10756 parameters. Rewrite accordingly. Change all callers.
10757 (File_read::get_view): Add offset and aligned parameters. Adjust
10758 for byteshift in return value.
10759 (File_read::get_lasting_view): Likewise.
10760 * fileread.h (class File_read): Update declarations.
10761 (class File_read::View): Add byteshift_ field. Add byteshift to
10762 constructor. Add byteshift method.
10763 * archive.h (Archive::clear_uncached_views): New function.
10764 (Archive::get_view): Add aligned parameter. Change all callers.
10765 * object.h (Object::get_view): Add aligned parameter. Change all
10767 (Object::get_lasting_view): Likewise.
10769 * fileread.cc (File_read::release): Don't call clear_views if
10770 there are multiple objects.
10771 * fileread.h (File_read::clear_uncached_views): New function.
10772 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10775 2008-03-31 Cary Coutant <ccoutant@google.com>
10777 Add thin archive support.
10778 * archive.cc (Archive::armagt): New const.
10779 (Archive::setup): Remove task parameter and calls to unlock.
10780 (Archive::unlock_nested_archives): New function.
10781 (Archive::read_header): Add nested_off parameter. Change
10783 (Archive::interpret_header): Likewise.
10784 (Archive::include_all_members): Change to handle thin
10786 (Archive::include_member): Likewise.
10787 * archive.h (Archive::Archive): Add new parameters and
10789 (Archive::armagt): New const.
10790 (Archive::setup): Remove task parameter.
10791 (Archive::unlock_nested_archives): New function.
10792 (Archive::read_header): Add nested_off parameter.
10793 (Archive::interpret_header): Likewise.
10794 (Archive::Nested_archive_table): New typedef.
10795 (Archive::is_thin_archive_): New field.
10796 (Archive::nested_archives_): New field.
10797 (Archive::options_): New field.
10798 (Archive::dirpath_): New field.
10799 (Archive::task_): New field.
10800 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10801 for thin archives. Pass additional parameters to
10802 Archive::Archive. Unlock the archive file after calling
10805 2008-03-29 Ian Lance Taylor <iant@google.com>
10807 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10808 version symbol to be local.
10809 * testsuite/ver_test_4.sh: New file.
10810 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10811 (check_DATA): Add ver_test_4.syms.
10812 (ver_test_4.syms): New target.
10813 * testsuite/Makefile.in: Rebuild.
10816 (Output_section::Input_section_sort_entry::has_priority): New
10818 (Output_section::Input_section_sort_entry::match_file_name): New
10820 (Output_section::Input_section_sort_entry::match_section_name):
10822 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10824 (Output_section::Input_section_sort_entry::match_section_file):
10826 (Output_section::Input_section_sort_compare::operator()): Rewrite
10827 using new Input_section_sort_entry functions. Sort crtbegin and
10828 crtend first. Sort sections with no priority before sections with
10830 * testsuite/initpri1.c (d3): Check j != 4.
10831 (cd5): New constructor/destructor function.
10832 (main): Check j != 2.
10834 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10835 new symbol when resolving, don't call set_is_default.
10836 * testsuite/ver_test_7.cc: New file.
10837 * testsuite/ver_test_7.sh: New file.
10838 * testsuite/Makefile.am (ver_test_7.so): New target.
10839 (ver_test_7.o): New target.
10840 (check_SCRIPTS): Add ver_test_7.sh.
10841 (check_DATA): Add ver_test_7.syms.
10842 (ver_test_7.syms): New target.
10844 2008-03-28 Ian Lance Taylor <iant@google.com>
10846 * layout.cc (Layout::layout): If we see an input section with a
10847 name that needs sorting, set the must_sort flag for the output
10849 (Layout::make_output_section): If the name of the output section
10850 indicates that it might require sorting, set the may_sort flag.
10851 * output.h (Output_section::may_sort_attached_input_sections): New
10853 (Output_section::set_may_sort_attached_input_sections): New
10855 (Output_section::must_sort_attached_input_sections): New
10857 (Output_section::set_must_sort_attached_input_sections): New
10859 (class Output_section): Declare Input_section_sort_entry. Define
10860 Input_section_sort_compare. Declare
10861 sort_attached_input_sections. Add new fields:
10862 may_sort_attached_input_sections_,
10863 must_sort_attached_input_sections_,
10864 attached_input_sections_are_sorted_.
10865 * output.cc (Output_section::Output_section): Initialize new
10867 (Output_section::add_input_section): Add an entry to
10868 input_sections_ if may_sort or must_sort are true.
10869 (Output_section::set_final_data_size): Call
10870 sort_attached_input_sections if necessary.
10871 (Output_section::Input_section_sort_entry): Define new class.
10872 (Output_section::Input_section_sort_compare::operator()): New
10874 (Output_section::sort_attached_input_sections): New function.
10875 * configure.ac: Check whether the compiler supports constructor
10876 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10877 * testsuite/initpri1.c: New file.
10878 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10879 CONSTRUCTOR_PRIORITY.
10880 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10881 (initpri1_LDFLAGS): New variable.
10882 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10884 2008-03-27 Ian Lance Taylor <iant@google.com>
10886 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10887 * testsuite/common_test_1.c: New file.
10888 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10889 (common_test_1_SOURCES): New variable.
10890 (common_test_1_DEPENDENCIES): New variable.
10891 (common_test_1_LDFLAGS): New variable.
10893 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10894 and commons_ correctly when NAME/VERSION does not override
10896 * testsuite/ver_test_6.c: New file.
10897 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10898 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10899 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10901 2008-03-26 Ian Lance Taylor <iant@google.com>
10903 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10904 of an undefined symbol from a version script.
10905 * testsuite/Makefile.am (ver_test_5.so): New target.
10906 (ver_test_5.o): New target.
10907 (check_SCRIPTS): Add ver_test_5.sh.
10908 (check_DATA): Add ver_test_5.syms.
10909 (ver_test_5.syms): New target.
10910 * testsuite/ver_test_5.cc: New file.
10911 * testsuite/ver_test_5.script: New file.
10912 * testsuite/ver_test_5.sh: New file.
10913 * Makefile.in, testsuite/Makefile.in: Rebuild.
10916 Fix problems building gold with gcc 4.3.0.
10917 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10918 (gold_error_at_location, gold_warning_at_location): Use it.
10919 * configure.ac: Check whether we can compile and use a template
10920 function with a printf attribute.
10921 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10922 when jumping over bytes.
10923 * object.cc: Instantiate Object::read_section_data.
10924 * debug.h: Include <cstring>
10925 * dwarf_reader.cc: Include <algorithm>
10926 * main.cc: Include <cstring>.
10927 * options.cc: Include <cstring>.
10928 * output.cc: Include <cstring>.
10929 * script.cc: Include <cstring>.
10930 * script.h: Include <string>.
10931 * symtab.cc: Include <cstring> and <algorithm>.
10932 * target-select.cc: Include <cstring>.
10933 * version.cc: Include <string>.
10934 * testsuite/testmain.cc: Include <cstdlib>.
10935 * configure, config.in: Rebuild.
10937 2008-03-25 Ian Lance Taylor <iant@google.com>
10939 * options.cc: Include "../bfd/bfdver.h".
10940 (options::help): Print bug reporting address.
10942 * version.cc (print_version): Adjust output for current value of
10943 BFD_VERSION_STRING.
10947 * options.cc (options::help): Print list of supported targets.
10948 * target-select.h: Include <vector>.
10949 (class Target_selector): Make machine_, size_, and is_big_endian_
10950 fields const. Add bfd_name_ and instantiated_target_ fields.
10951 (Target_selector::Target_selector): Add bfd_name parameter.
10952 (Target_selector::recognize): Make non-virtual, call
10954 (Target_selector::recognize_by_name): Make non-virtual, call
10955 do_recognize_by_name.
10956 (Target_selector::supported_names): New function.
10957 (Target_selector::bfd_name): New function.
10958 (Target_selector::do_instantiate_target): New pure virtual
10960 (Target_selector::do_recognize): New virtual function.
10961 (Target_selector::do_recognize_by_name): New virtual function.
10962 (Target_selector::instantiate_target): New private function.
10963 (supported_target_names): Declare.
10964 * target-select.cc (Target_selector::Target_selector): Update for
10965 new parameter and fields.
10966 (select_target_by_name): Check that the name matches before
10967 calling recognize_by_name.
10968 (supported_target_names): New function.
10969 * i386.cc (class Target_selector_i386): Update Target_selector
10970 constructor call. Remove recognize and recognize_by_name. Add
10971 do_instantiate_target.
10972 * x86_64.cc (class Target_selector_x86_64): Likewise.
10973 * testsuite/testfile.cc (class Target_selector_test): Update for
10974 changes to Target_selector.
10976 * README: Rewrite, with some notes on unsupported features.
10978 2008-03-24 Cary Coutant <ccoutant@google.com>
10980 * i386.cc (Target_i386::Got_type): New enum declaration.
10981 (Target_i386::Scan::local): Updated callers of Output_data_got
10983 (Target_i386::Scan::global): Likewise.
10984 (Target_i386::Relocate::relocate): Likewise.
10985 (Target_i386::Relocate::relocate_tls): Likewise.
10986 * object.h (Got_offset_list): New class.
10987 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10988 (Sized_relobj::local_got_offset): Likewise.
10989 (Sized_relobj::set_local_got_offset): Likewise.
10990 (Sized_relobj::local_has_tls_got_offset): Removed.
10991 (Sized_relobj::local_tls_got_offset): Removed.
10992 (Sized_relobj::set_local_tls_got_offset): Removed.
10993 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10994 * output.cc (Output_data_got::add_global): Added got_type parameter.
10995 (Output_data_got::add_global_with_rel): Likewise.
10996 (Output_data_got::add_global_with_rela): Likewise.
10997 (Output_data_got::add_global_pair_with_rel): New function.
10998 (Output_data_got::add_global_pair_with_rela): New function.
10999 (Output_data_got::add_local): Added got_type parameter.
11000 (Output_data_got::add_local_with_rel): Likewise.
11001 (Output_data_got::add_local_with_rela): Likewise.
11002 (Output_data_got::add_local_pair_with_rel): New function.
11003 (Output_data_got::add_local_pair_with_rela): New function.
11004 (Output_data_got::add_global_tls): Removed.
11005 (Output_data_got::add_global_tls_with_rel): Removed.
11006 (Output_data_got::add_global_tls_with_rela): Removed.
11007 (Output_data_got::add_local_tls): Removed.
11008 (Output_data_got::add_local_tls_with_rel): Removed.
11009 (Output_data_got::add_local_tls_with_rela): Removed.
11010 * output.h (Output_data_got::add_global): Added got_type parameter.
11011 (Output_data_got::add_global_with_rel): Likewise.
11012 (Output_data_got::add_global_with_rela): Likewise.
11013 (Output_data_got::add_global_pair_with_rel): New function.
11014 (Output_data_got::add_global_pair_with_rela): New function.
11015 (Output_data_got::add_local): Added got_type parameter.
11016 (Output_data_got::add_local_with_rel): Likewise.
11017 (Output_data_got::add_local_with_rela): Likewise.
11018 (Output_data_got::add_local_pair_with_rel): New function.
11019 (Output_data_got::add_local_pair_with_rela): New function.
11020 (Output_data_got::add_global_tls): Removed.
11021 (Output_data_got::add_global_tls_with_rel): Removed.
11022 (Output_data_got::add_global_tls_with_rela): Removed.
11023 (Output_data_got::add_local_tls): Removed.
11024 (Output_data_got::add_local_tls_with_rel): Removed.
11025 (Output_data_got::add_local_tls_with_rela): Removed.
11026 * resolve.cc (Symbol::override_base_with_special): Removed
11027 reference to has_got_offset_ field.
11028 * symtab.cc (Symbol::init_fields): Replaced initialization
11029 of got_offset_ with got_offsets_. Removed initialization
11031 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11032 (Symbol::got_offset): Likewise.
11033 (Symbol::set_got_offset): Likewise.
11034 (Symbol::has_tls_got_offset): Removed.
11035 (Symbol::tls_got_offset): Removed.
11036 (Symbol::set_tls_got_offset): Removed.
11037 (Symbol::got_offset_): Removed.
11038 (Symbol::tls_mod_got_offset_): Removed.
11039 (Symbol::tls_pair_got_offset_): Removed.
11040 (Symbol::got_offsets_): New field.
11041 (Symbol::has_got_offset): Removed.
11042 (Symbol::has_tls_mod_got_offset): Removed.
11043 (Symbol::has_tls_pair_got_offset): Removed.
11044 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11045 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11047 (Target_x86_64::Scan::global): Likewise.
11048 (Target_x86_64::Relocate::relocate): Likewise.
11049 (Target_x86_64::Relocate::relocate_tls): Likewise.
11051 2008-03-25 Ben Elliston <bje@au.ibm.com>
11053 * yyscript.y: Fix spelling error in comment.
11055 2008-03-24 Ian Lance Taylor <iant@google.com>
11057 * options.h (class General_options): Define build_id option.
11058 * layout.h (class Layout): Declare write_build_id, create_note,
11059 create_build_id. Add build_id_note_ member.
11060 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11061 "libiberty.h", "md5.h", "sha1.h".
11062 (Layout::Layout): Initialize eh_frame_data_,
11063 eh_frame_hdr_section_, and build_id_note_.
11064 (Layout::finalize): Call create_build_id.
11065 (Layout::create_note): New function, broken out of
11066 Layout::create_gold_note.
11067 (Layout::create_gold_note): Call create_note.
11068 (Layout::create_build_id): New function.
11069 (Layout::write_build_id): New function.
11070 (Close_task_runner::run): Call write_build_id.
11072 * x86_64.cc: Correct license to GPLv3.
11074 2008-03-23 Ian Lance Taylor <iant@google.com>
11076 * options.cc: Include "demangle.h".
11077 (parse_optional_string): New function.
11078 (parse_long_option): Handle takes_optional_argument.
11079 (parse_short_option): Update dash_z initializer. Handle
11080 takes_optional_argument.
11081 (General_options::General_options): Initialize do_demangle_.
11082 (General_options::finalize): Set do_demangle_. Handle demangling
11084 * options.h (parse_optional_string): Declare.
11085 (struct One_option): Add optional_arg field. Update constructor.
11086 Update call constructor calls. Add takes_optional_argument
11088 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11089 (DEFINE_optional_string): Define.
11090 (General_options::demangle): Change from DEFINE_bool to
11091 DEFINE_optional_string.
11092 (General_options::no_demangle): New function.
11093 (General_options::do_demangle): New function.
11094 (General_options::set_do_demangle): New function.
11095 (General_options::execstack_status_): Move definition to end of
11097 (General_options::static_): Likewise.
11098 (General_options::do_demangle_): New field.
11099 * object.cc (big_endian>::get_symbol_location_info): Call
11100 Options::do_demangle, not Options::demangle.
11101 * symtab.cc (demangle): Likewise.
11103 2008-03-22 Ian Lance Taylor <iant@google.com>
11105 * gold.h: Include <cstddef> and <sys/types.h>
11106 * options.h: Include <cstring>.
11108 2008-03-21 Ian Lance Taylor <iant@google.com>
11110 * Added source code to GNU binutils.
projects / deliverable / binutils-gdb.git / blob