1 2011-05-24 Cary Coutant <ccoutant@google.com>
3 * gold.cc (queue_initial_tasks): Pass incremental base filename
4 to Output_file::open_base_file; don't print error message.
5 * incremental-dump.cc (main): Adjust call to
6 Output_file::open_for_modification.
7 * incremental-dump.cc (main): Likewise.
8 * incremental.cc (Incremental_inputs::report_command_line):
9 Ignore --incremental-base option when comparing command lines.
10 Ignore parameter when given as separate argument.
11 * options.h (class General_options): Add --incremental-base.
12 * output.cc (Output_file::Output_file):
13 (Output_file::open_base_file): Add base_name and writable parameters;
14 read base file into new file; print error message here.
15 (Output_file::map_no_anonymous): Add writable parameter; adjust all
17 * output.h (Output_file::open_for_modification): Rename to...
18 (Output_file::open_base_file): ...this; add base_name and
19 writable parameters; adjust all callers.
20 (Output_file::map_no_anonymous): Add writable parameter; adjust all
22 * testsuite/Makefile.am (incremental_test_4): Test
24 * testsuite/Makefile.in: Regenerate.
26 2011-05-24 Cary Coutant <ccoutant@google.com>
28 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
30 * testsuite/Makefile.in: Regenerate.
31 * testsuite/two_file_test_1_v1.cc: New test source file.
32 * testsuite/two_file_test_1b_v1.cc: New test source file.
33 * testsuite/two_file_test_2_v1.cc: New test source file.
35 2011-05-24 Cary Coutant <ccoutant@google.com>
37 * dynobj.h (Dynobj::do_dynobj): New function.
38 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
39 flag and soname for shared objects.
40 * incremental.cc (Incremental_inputs::report_object): Make
41 either Incremental_object_entry or Incremental_dynobj_entry; add
42 soname to string table.
43 (Incremental_inputs::report_input_section): Add assertion.
44 (Output_section_incremental_inputs::set_final_data_size): Adjust
45 type of input file entry for shared libraries; adjust size of
46 shared library info entry.
47 (Output_section_incremental_inputs::write_input_files): Write
48 as_needed flag for shared libraries.
49 (Output_section_incremental_inputs::write_info_blocks): Adjust type
50 of input file entry for shared libraries; write soname.
51 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
52 soname from incremental info.
53 * incremental.h (enum Incremental_input_flags): Add
54 INCREMENTAL_INPUT_AS_NEEDED.
55 (Incremental_input_entry::Incremental_input_entry): Initialize new
57 (Incremental_input_entry::set_as_needed): New function.
58 (Incremental_input_entry::as_needed): New function.
59 (Incremental_input_entry::do_dynobj_entry): New function.
60 (Incremental_input_entry::as_needed_): New data member.
61 (Incremental_object_entry::Incremental_object_entry): Don't check
63 (Incremental_object_entry::do_type): Likewise.
64 (class Incremental_dynobj_entry): New class.
65 (Incremental_input_entry_reader::as_needed): New function.
66 (Incremental_input_entry_reader::get_soname): New function.
67 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
68 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
69 size of shared library info entry.
70 * layout.cc (Layout::finish_dynamic_section): Don't test for
71 incremental link when adding DT_NEEDED entries.
72 * object.h (Object::Object): Initialize new data member.
73 (Object::dynobj): New function.
74 (Object::set_as_needed): New function.
75 (Object::as_needed): New function.
76 (Object::do_dynobj): New function.
77 (Object::as_needed_): New data member.
79 2011-05-24 Cary Coutant <ccoutant@google.com>
81 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
82 info; adjust display of GOT entries.
83 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
84 vector of input objects; remove file_status_.
85 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
86 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
87 got_plt reader; call target hooks to reserve GOT entries.
88 (Output_section_incremental_inputs::set_final_data_size): Adjust size
89 of input file info header and GOT info entry.
90 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
92 (Got_plt_view_info::got_descriptor): Remove.
93 (Got_plt_view_info::sym_index): New data member.
94 (Got_plt_view_info::input_index): New data member.
95 (Local_got_offset_visitor::visit): Write input file index.
96 (Global_got_offset_visitor::visit): Write 0 for input file index.
97 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
98 with sym_index and input_index.
99 (Output_section_incremental_inputs::write_got_plt): Adjust size of
100 incremental info GOT entry; replace got_descriptor with input_index.
101 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
102 map from input file index to object.
103 (Sized_relobj_incr::do_layout): Replace direct data member reference
104 with accessor function.
105 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
106 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
107 Adjust size of input file info header.
108 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
109 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
110 (Incremental_input_entry_reader::get_input_section): Adjust size of
111 input file info header.
112 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
113 of incremental info GOT entry.
114 (Incremental_got_plt_reader::get_got_desc): Remove.
115 (Incremental_got_plt_reader::get_got_symndx): New function.
116 (Incremental_got_plt_reader::get_got_input_index): New function.
117 (Sized_incremental_binary::Sized_incremental_binary): Remove
118 file_status_; add input_objects_.
119 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
120 (Sized_incremental_binary::set_file_is_unchanged): Remove.
121 (Sized_incremental_binary::file_is_unchanged): Remove.
122 (Sized_incremental_binary::set_input_object): New function.
123 (Sized_incremental_binary::input_object): New function.
124 (Sized_incremental_binary::file_status_): Remove.
125 (Sized_incremental_binary::input_objects_): New data member.
126 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
128 (Sized_relobj_incr::invalid_address): Move to base class.
129 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
131 (Sized_relobj_incr::do_output_section_offset): Likewise.
132 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
133 (Sized_relobj_incr::section_offsets_): Likewise.
134 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
136 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
137 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
138 with accessor function.
139 (Sized_relobj_file::do_layout): Likewise.
140 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
141 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
142 (Sized_relobj_file::compute_final_local_value): Replace refs to
143 section_offsets_ with accessor function.
144 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
145 * object.h (Relobj::Relobj): Initialize new data members.
146 (Relobj::add_dyn_reloc): New function.
147 (Relobj::first_dyn_reloc): New function.
148 (Relobj::dyn_reloc_count): New function.
149 (Relobj::first_dyn_reloc_): New data member.
150 (Relobj::dyn_reloc_count_): New data member.
151 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
153 (Sized_relobj::Address): New typedef.
154 (Sized_relobj::invalid_address): Move here from child class.
155 (Sized_relobj::Sized_relobj): Initialize new data members.
156 (Sized_relobj::sized_relobj): New function.
157 (Sized_relobj::is_output_section_offset_invalid): Move here from
159 (Sized_relobj::get_output_section_offset): Likewise.
160 (Sized_relobj::local_has_got_offset): Likewise.
161 (Sized_relobj::local_got_offset): Likewise.
162 (Sized_relobj::set_local_got_offset): Likewise.
163 (Sized_relobj::do_for_all_local_got_entries): Likewise.
164 (Sized_relobj::clear_got_offsets): New function.
165 (Sized_relobj::section_offsets): Move here from child class.
166 (Sized_relobj::do_output_section_offset): Likewise.
167 (Sized_relobj::do_set_section_offset): Likewise.
168 (Sized_relobj::Local_got_offsets): Likewise.
169 (Sized_relobj::local_got_offsets_): Likewise.
170 (Sized_relobj::section_offsets_): Likewise.
171 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
173 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
175 (Sized_relobj_file::sized_relobj): New function
176 (Sized_relobj_file::local_has_got_offset): Move to base class.
177 (Sized_relobj_file::local_got_offset): Likewise.
178 (Sized_relobj_file::set_local_got_offset): Likewise.
179 (Sized_relobj_file::get_output_section_offset): Likewise.
180 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
181 (Sized_relobj_file::do_output_section_offset): Likewise.
182 (Sized_relobj_file::do_set_section_offset): Likewise.
183 (Sized_relobj_file::Local_got_offsets): Likewise.
184 (Sized_relobj_file::local_got_offsets_): Likewise.
185 (Sized_relobj_file::section_offsets_): Likewise.
186 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
188 (set_needs_dynsym_index): Convert relobj to derived class pointer.
189 (Output_reloc::get_symbol_index): Likewise.
190 (Output_reloc::local_section_offset): Likewise.
191 (Output_reloc::get_address): Likewise.
192 (Output_reloc::symbol_value): Likewise.
193 (Output_data_got::reserve_slot): Move to class definition.
194 (Output_data_got::reserve_local): New function.
195 (Output_data_got::reserve_slot_for_global): Remove.
196 (Output_data_got::reserve_global): New function.
197 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
198 (all constructors, two instantiations).
199 (Output_reloc::get_relobj): New function (two instantiations).
200 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
201 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
202 (Output_data_reloc::add_global): Adjust type of relobj.
203 (Output_data_reloc::add_global_relative): Likewise.
204 (Output_data_reloc::add_symbolless_global_addend): Likewise.
205 (Output_data_reloc::add_local): Likewise.
206 (Output_data_reloc::add_local_relative): Likewise.
207 (Output_data_reloc::add_symbolless_local_addend): Likewise.
208 (Output_data_reloc::add_local_section): Likewise.
209 (Output_data_reloc::add_output_section): Likewise.
210 (Output_data_reloc::add_absolute): Likewise.
211 (Output_data_reloc::add_target_specific): Likewise.
212 (Output_data_got::reserve_slot): Move definition here.
213 (Output_data_got::reserve_local): New function.
214 (Output_data_got::reserve_global): New function.
215 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
216 section_offsets_ with accessor function.
217 (Sized_relobj_file::write_sections): Likewise.
218 (Sized_relobj_file::do_relocate_sections): Likewise.
219 * target.h (Sized_target::reserve_local_got_entry): New function.
220 (Sized_target::reserve_global_got_entry): New function.
221 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
222 (Target_x86_64::reserve_global_got_entry): New function.
223 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
225 2011-05-23 Cary Coutant <ccoutant@google.com>
227 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
228 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
229 bit when checking got_type.
230 * incremental.cc (Sized_incremental_binary::setup_readers):
231 Store symbol table and string table locations; initialize bit vector
232 of file status flags.
233 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
235 (Sized_incremental_binary::do_process_got_plt): New function.
236 (Sized_incremental_binary::get_symtab_view): Use stored locations.
237 (Output_section_incremental_inputs::set_final_data_size): Record
238 file index for each input file.
239 (Output_section_incremental_inputs::write_got_plt): Store file index
240 instead of input entry offset for each GOT entry.
242 (Incremental_input_entry::Incremental_input_entry): Initialize new
244 (Incremental_input_entry::set_offset): Store file index.
245 (Incremental_input_entry::get_file_index): New function.
246 (Incremental_input_entry::file_index_): New data member.
247 (Incremental_binary::process_got_plt): New function.
248 (Incremental_binary::do_process_got_plt): New function.
249 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
251 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
252 (Sized_incremental_binary::set_file_is_unchanged): New function.
253 (Sized_incremental_binary::file_is_unchanged): New function.
254 (Sized_incremental_binary::do_process_got_plt): New function.
255 (Sized_incremental_binary::file_status_): New data member.
256 (Sized_incremental_binary::main_symtab_loc_): New data member.
257 (Sized_incremental_binary::main_strtab_loc_): New data member.
258 * output.cc (Output_data_got::Got_entry::write): Add case
260 (Output_data_got::add_global): Call add_got_entry.
261 (Output_data_got::add_global_plt): Likewise.
262 (Output_data_got::add_global_with_rel): Likewise.
263 (Output_data_got::add_global_with_rela): Likewise.
264 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
265 (Output_data_got::add_global_pair_with_rela): Likewise.
266 (Output_data_got::add_local): Call add_got_entry.
267 (Output_data_got::add_local_plt): Likewise.
268 (Output_data_got::add_local_with_rel): Likewise.
269 (Output_data_got::add_local_with_rela): Likewise.
270 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
271 (Output_data_got::add_local_pair_with_rela): Likewise.
272 (Output_data_got::reserve_slot): New function.
273 (Output_data_got::reserve_slot_for_global): New function.
274 (Output_data_got::add_got_entry): New function.
275 (Output_data_got::add_got_entry_pair): New function.
276 (Output_section::add_output_section_data): Edit FIXME.
278 (Output_section_data_build::Output_section_data_build): New
279 constructor with size parameter.
280 (Output_data_space::Output_data_space): Likewise.
281 (Output_data_got::Output_data_got): Initialize new data member; new
282 constructor with size parameter.
283 (Output_data_got::add_constant): Call add_got_entry.
284 (Output_data_got::reserve_slot): New function.
285 (Output_data_got::reserve_slot_for_global): New function.
286 (class Output_data_got::Got_entry): Add RESERVED_CODE.
287 (Output_data_got::add_got_entry): New function.
288 (Output_data_got::add_got_entry_pair): New function.
289 (Output_data_got::free_list_): New data member.
290 * target.h (Sized_target::init_got_plt_for_update): New function.
291 (Sized_target::register_global_plt_entry): New function.
292 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
293 Initialize new data member; call init; add constructor with PLT count.
294 (Output_data_plt_x86_64::init): New function.
295 (Output_data_plt_x86_64::add_relocation): New function.
296 (Output_data_plt_x86_64::reserve_slot): New function.
297 (Output_data_plt_x86_64::free_list_): New data member.
298 (Target_x86_64::init_got_plt_for_update): New function.
299 (Target_x86_64::register_global_plt_entry): New function.
300 (Output_data_plt_x86_64::add_entry): Allocate from free list for
302 (Output_data_plt_x86_64::add_relocation): New function.
303 * testsuite/object_unittest.cc (Object_test): Set default options.
305 2011-05-16 Ian Lance Taylor <iant@google.com>
307 * options.h (class General_options): Make -i a synonym for -r.
309 2011-05-16 Ian Lance Taylor <iant@google.com>
311 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
313 2011-05-10 Cary Coutant <ccoutant@google.com>
315 * object.cc (Sized_relobj::do_count_local_symbols): Check for
318 2011-05-06 Ian Lance Taylor <iant@google.com>
320 * layout.cc (Layout::layout): If the output section flags change,
323 2011-04-25 Cary Coutant <ccoutant@google.com>
325 * incremental-dump.cc (dump_incremental_inputs): Print local
326 symbol info for each input file.
328 (Output_section_incremental_inputs::set_final_data_size): Add local
329 symbol info to input file entries in incremental info.
330 (Output_section_incremental_inputs::write_info_blocks): Likewise.
331 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
332 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
333 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
335 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
336 (Sized_incr_relobj::do_relocate): Write the local symbols.
337 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
338 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
339 Adjust size of input file header.
340 (Incremental_inputs_reader::get_local_symbol_offset): New function.
341 (Incremental_inputs_reader::get_local_symbol_count): New function.
342 (Incremental_inputs_reader::get_input_section): Adjust size of input
344 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
345 (Sized_incr_relobj::This): New typedef.
346 (Sized_incr_relobj::sym_size): New const data member.
347 (Sized_incr_relobj::Local_symbol): New struct.
348 (Sized_incr_relobj::do_output_local_symbol_count): New function.
349 (Sized_incr_relobj::do_local_symbol_offset): New function.
350 (Sized_incr_relobj::local_symbol_count_): New data member.
351 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
352 (Sized_incr_relobj::local_symbol_index_): New data member.
353 (Sized_incr_relobj::local_symbol_offset_): New data member.
354 (Sized_incr_relobj::local_dynsym_offset_): New data member.
355 (Sized_incr_relobj::local_symbols_): New data member.
356 * object.h (Relobj::output_local_symbol_count): New function.
357 (Relobj::local_symbol_offset): New function.
358 (Relobj::do_output_local_symbol_count): New function.
359 (Relobj::do_local_symbol_offset): New function.
360 (Sized_relobj::do_output_local_symbol_count): New function.
361 (Sized_relobj::do_local_symbol_offset): New function.
363 2011-04-22 Vladimir Simonov <sv@sw.ru>
365 * descriptors.cc (set_close_on_exec): New function.
366 (Descriptors::open): Use set_close_on_exec.
367 * output.cc (S_ISLNK): Define if not defined.
369 2011-04-22 Cary Coutant <ccoutant@google.com>
371 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
373 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
374 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
375 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
377 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
378 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
379 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
381 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
383 (Incremental_binary::apply_incremental_relocs): New function.
384 (Incremental_binary::do_apply_incremental_relocs): New function.
385 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
387 (Sized_incremental_binary::add_global_symbol): New function.
388 (Sized_incremental_binary::global_symbol): New function.
389 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
390 (Sized_incremental_binary::symbol_map_): New data member.
391 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
392 * target.h (Sized_target::apply_relocation): New function.
393 * target-reloc.h (apply_relocation): New function.
394 * x86_64.cc (Target_x86_64::apply_relocation): New function.
396 2011-04-22 Doug Kwan <dougkwan@google.com>
398 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
399 flag of a SHT_ARM_EXIDX section.
400 * testsuite/Makefile.am (arm_exidx_test): New test rules.
401 * testsuite/Makefile.in: Regenerate.
402 * testsuite/arm_exidx_test.s: New file.
403 * testsuite/arm_exidx_test.sh: Same.
405 2011-04-20 Cary Coutant <ccoutant@google.com>
408 * archive.h (Incremental_archive_entry::Archive_member):
409 Initialize arg_serial_ (second constructor).
411 2011-04-17 Ian Lance Taylor <iant@google.com>
413 * object.cc (Relocate_info::location): Simplify location string.
414 * errors.cc (Errors::error_at_location): Don't print program
416 (Errors::warning_at_location): Likewise.
417 (Errors::undefined_symbol): Likewise.
418 * testsuite/debug_msg.sh: Update accordingly.
420 2011-04-14 Cary Coutant <ccoutant@google.com>
422 * gold/layout.cc (Layout::symtab_section_offset): New function.
423 * gold/layout.h (Layout::symtab_section_offset): New function.
424 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
426 2011-04-12 Ian Lance Taylor <iant@google.com>
428 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
430 * output.h (class Output_file): Add map_is_allocated_ field.
431 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
432 not available, provide stubs. If mremap is not available, #define
434 (MREMAP_MAYMOVE): Define if not defined.
435 (Output_file::Output_file): Initialize map_is_allocated_.
436 (Output_file::resize): Check map_is_allocated_.
437 (Output_file::map_anonymous): If mmap fails, use malloc.
438 (Output_file::unmap): Don't do anything for an anonymous map.
439 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
440 is not available, provide stubs.
441 (File_read::View::~View): Use free rather than delete[].
442 (File_read::make_view): Use malloc rather than new[]. If mmap
444 (File_read::find_or_make_view): Use malloc rather than new[].
445 * gold.h: Remove HAVE_REMAP code.
446 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
447 exists. Rename mremap to gold_mremap. If mmap is not available
449 * configure, config.in: Rebuild.
451 2011-04-11 Ian Lance Taylor <iant@google.com>
453 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
454 initialize local variable v.
456 2011-04-11 Cary Coutant <ccoutant@google.com>
458 * archive.cc (Archive::include_member): Adjust call to
460 (Add_archive_symbols::run): Track argument serial numbers.
461 (Lib_group::include_member): Likewise.
462 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
463 * archive.h (Incremental_archive_entry::Archive_member):
464 Initialize arg_serial_.
465 (Archive_member::arg_serial_): New data member.
466 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
467 (Sized_dynobj::do_add_symbols): Track symbols when doing an
469 (Sized_dynobj::do_for_all_local_got_entries): New function.
470 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
472 * fileread.cc (get_mtime): New function.
473 * fileread.h (get_mtime): New function.
474 * gold.cc (queue_initial_tasks): Check for incremental update.
475 (process_incremental_input): New function.
476 (queue_middle_tasks): Don't force valid target for incremental
478 * incremental-dump.cc (find_input_containing_global): Adjust
479 size of symbol info entry.
480 (dump_incremental_inputs): Dump argument serial number and
481 in_system_directory flag; bias shndx by 1; print symbol names
482 when dumping per-file symbol lists; use new symbol info readers.
484 (Output_section_incremental_inputs:update_data_size): New function.
485 (Sized_incremental_binary::setup_readers): Setup input readers
486 for each input file; build maps for files added from libraries
488 (Sized_incremental_binary::check_input_args): New function.
489 (Sized_incremental_binary::do_check_inputs): Build map of argument
490 serial numbers to input arguments.
491 (Sized_incremental_binary::do_file_has_changed): Rename
492 do_file_is_unchanged to this; compare file modification times.
493 (Sized_incremental_binary::do_init_layout): New function.
494 (Sized_incremental_binary::do_reserve_layout): New function.
495 (Sized_incremental_binary::do_get_input_reader): Remove.
496 (Sized_incremental_binary::get_symtab_view): New function.
497 (Incremental_checker::can_incrementally_link_output_file): Remove.
498 (Incremental_inputs::report_command_line): Exclude --debug options.
499 (Incremental_inputs::report_archive_begin): Add parameter; track
500 argument serial numbers; don't put input file entry for archive
501 before archive members.
502 (Incremental_inputs::report_archive_end): Put input file entry
503 for archive after archive members.
504 (Incremental_inputs::report_object): Add parameter; track argument
505 serial numbers and in_system_directory flag.
506 (Incremental_inputs::report_script): Add parameter; track argument
508 (Output_section_incremental_inputs::set_final_data_size): Adjust
509 size of symbol info entry; check for forwarding symbols.
510 (Output_section_incremental_inputs::write_input_files): Write
511 in_system_directory flag and argument serial number.
512 (Output_section_incremental_inputs::write_info_blocks): Map section
513 indices between incremental info and original input file; store
514 input section index for each symbol.
515 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
516 change operator() to visit().
517 (class Global_got_offset_visitor): Likewise.
518 (class Global_symbol_visitor_got_plt):
519 (Output_section_incremental_inputs::write_got_plt): Use new visitor
521 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
522 (Sized_incr_relobj::do_read_symbols): New function.
523 (Sized_incr_relobj::do_layout): New function.
524 (Sized_incr_relobj::do_layout_deferred_sections): New function.
525 (Sized_incr_relobj::do_add_symbols): New function.
526 (Sized_incr_relobj::do_should_include_member): New function.
527 (Sized_incr_relobj::do_for_all_global_symbols): New function.
528 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
529 (Sized_incr_relobj::do_section_size): New function.
530 (Sized_incr_relobj::do_section_name): New function.
531 (Sized_incr_relobj::do_section_contents): New function.
532 (Sized_incr_relobj::do_section_flags): New function.
533 (Sized_incr_relobj::do_section_entsize): New function.
534 (Sized_incr_relobj::do_section_address): New function.
535 (Sized_incr_relobj::do_section_type): New function.
536 (Sized_incr_relobj::do_section_link): New function.
537 (Sized_incr_relobj::do_section_info): New function.
538 (Sized_incr_relobj::do_section_addralign): New function.
539 (Sized_incr_relobj::do_initialize_xindex): New function.
540 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
541 (Sized_incr_relobj::do_read_relocs): New function.
542 (Sized_incr_relobj::do_gc_process_relocs): New function.
543 (Sized_incr_relobj::do_scan_relocs): New function.
544 (Sized_incr_relobj::do_count_local_symbols): New function.
545 (Sized_incr_relobj::do_finalize_local_symbols): New function.
546 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
547 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
548 (Sized_incr_relobj::do_relocate): New function.
549 (Sized_incr_relobj::do_set_section_offset): New function.
550 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
551 (Sized_incr_dynobj::do_read_symbols): New function.
552 (Sized_incr_dynobj::do_layout): New function.
553 (Sized_incr_dynobj::do_add_symbols): New function.
554 (Sized_incr_dynobj::do_should_include_member): New function.
555 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
556 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
557 (Sized_incr_dynobj::do_section_size): New function.
558 (Sized_incr_dynobj::do_section_name): New function.
559 (Sized_incr_dynobj::do_section_contents): New function.
560 (Sized_incr_dynobj::do_section_flags): New function.
561 (Sized_incr_dynobj::do_section_entsize): New function.
562 (Sized_incr_dynobj::do_section_address): New function.
563 (Sized_incr_dynobj::do_section_type): New function.
564 (Sized_incr_dynobj::do_section_link): New function.
565 (Sized_incr_dynobj::do_section_info): New function.
566 (Sized_incr_dynobj::do_section_addralign): New function.
567 (Sized_incr_dynobj::do_initialize_xindex): New function.
568 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
569 (make_sized_incremental_object): New function.
570 (Incremental_library::copy_unused_symbols): New function.
571 (Incremental_library::do_for_all_unused_symbols): New function.
572 * incremental.h (enum Incremental_input_flags): New type.
573 (class Incremental_checker): Remove.
574 (Incremental_input_entry::Incremental_input_entry): Add argument
576 (Incremental_input_entry::arg_serial): New function.
577 (Incremental_input_entry::set_is_in_system_directory): New function.
578 (Incremental_input_entry::is_in_system_directory): New function.
579 (Incremental_input_entry::arg_serial_): New data member.
580 (Incremental_input_entry::is_in_system_directory_): New data member.
581 (class Script_info): Move here from script.h.
582 (Script_info::Script_info): Add filename parameter.
583 (Script_info::filename): New function.
584 (Script_info::filename_): New data member.
585 (Incremental_script_entry::Incremental_script_entry): Add argument
587 (Incremental_object_entry::Incremental_object_entry): Likewise.
588 (Incremental_object_entry::add_input_section): Build list of input
589 sections with map to original shndx.
590 (Incremental_object_entry::get_input_section_index): New function.
591 (Incremental_object_entry::shndx_): New data member.
592 (Incremental_object_entry::name_key_): Rename; adjust all refs.
593 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
594 (Incremental_archive_entry::Incremental_archive_entry): Add argument
596 (Incremental_inputs::report_archive_begin): Likewise.
597 (Incremental_inputs::report_object): Likewise.
598 (Incremental_inputs::report_script): Likewise.
599 (class Incremental_global_symbol_reader): New class.
600 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
601 and store flags and input file type.
602 (Incremental_input_entry_reader::arg_serial): New function.
603 (Incremental_input_entry_reader::type): Extract type from flags.
604 (Incremental_input_entry_reader::is_in_system_directory): New function.
605 (Incremental_input_entry_reader::get_input_section_count): Call
606 accessor function for type.
607 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
608 function for type; adjust size of global symbol entry.
609 (Incremental_input_entry_reader::get_global_symbol_count): Call
610 accessor function for type.
611 (Incremental_input_entry_reader::get_object_count): Likewise.
612 (Incremental_input_entry_reader::get_object_offset): Likewise.
613 (Incremental_input_entry_reader::get_member_count): Likewise.
614 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
615 (Incremental_input_entry_reader::get_member_offset): Likewise.
616 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
617 (Incremental_input_entry_reader::Global_symbol_info): Remove.
618 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
619 (Incremental_input_entry_reader::get_global_symbol_reader): New
621 (Incremental_input_entry_reader::get_output_symbol_index): New
623 (Incremental_input_entry_reader::type_): Remove.
624 (Incremental_input_entry_reader::flags_): New data member.
625 (Incremental_inputs_reader::input_file_offset): New function.
626 (Incremental_inputs_reader::input_file_index): New function.
627 (Incremental_inputs_reader::input_file): Call input_file_offset.
628 (Incremental_inputs_reader::input_file_at_offset): New function.
629 (Incremental_relocs_reader::get_r_type): Reformat.
630 (Incremental_relocs_reader::get_r_shndx): Reformat.
631 (Incremental_relocs_reader::get_r_offset): Reformat.
632 (Incremental_relocs_reader::data): New function.
633 (Incremental_binary::Incremental_binary): Initialize new data members.
634 (Incremental_binary::check_inputs): Add cmdline parameter.
635 (Incremental_binary::file_is_unchanged): Remove.
636 (Input_reader::arg_serial): New function.
637 (Input_reader::get_unused_symbol_count): New function.
638 (Input_reader::get_unused_symbol): New function.
639 (Input_reader::do_arg_serial): New function.
640 (Input_reader::do_get_unused_symbol_count): New function.
641 (Input_reader::do_get_unused_symbol): New function.
642 (Incremental_binary::input_file_count): New function.
643 (Incremental_binary::get_input_reader): Change signature to use
644 index instead of filename.
645 (Incremental_binary::file_has_changed): New function.
646 (Incremental_binary::get_input_argument): New function.
647 (Incremental_binary::get_library): New function.
648 (Incremental_binary::get_script_info): New function.
649 (Incremental_binary::init_layout): New function.
650 (Incremental_binary::reserve_layout): New function.
651 (Incremental_binary::output_file): New function.
652 (Incremental_binary::do_check_inputs): New function.
653 (Incremental_binary::do_file_is_unchanged): Remove.
654 (Incremental_binary::do_file_has_changed): New function.
655 (Incremental_binary::do_init_layout): New function.
656 (Incremental_binary::do_reserve_layout): New function.
657 (Incremental_binary::do_input_file_count): New function.
658 (Incremental_binary::do_get_input_reader): Change signature.
659 (Incremental_binary::input_args_map_): New data member.
660 (Incremental_binary::library_map_): New data member.
661 (Incremental_binary::script_map_): New data member.
662 (Sized_incremental_binary::Sized_incremental_binary): Initialize
664 (Sized_incremental_binary::output_section): New function.
665 (Sized_incremental_binary::inputs_reader): Add const.
666 (Sized_incremental_binary::symtab_reader): Add const.
667 (Sized_incremental_binary::relocs_reader): Add const.
668 (Sized_incremental_binary::got_plt_reader): Add const.
669 (Sized_incremental_binary::get_symtab_view): New function.
670 (Sized_incremental_binary::Inputs_reader): New typedef.
671 (Sized_incremental_binary::Input_entry_reader): New typedef.
672 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
673 (Sized_incremental_binary::do_file_is_unchanged): Remove.
674 (Sized_incremental_binary::do_file_has_changed): New function.
675 (Sized_incremental_binary::do_init_layout): New function.
676 (Sized_incremental_binary::do_reserve_layout): New function.
677 (Sized_input_reader::Inputs_reader): Remove.
678 (Sized_input_reader::Input_entry_reader): Remove.
679 (Sized_input_reader::do_arg_serial): New function.
680 (Sized_input_reader::do_get_unused_symbol_count): New function.
681 (Sized_input_reader::do_get_unused_symbol): New function.
682 (Sized_incremental_binary::do_input_file_count): New function.
683 (Sized_incremental_binary::do_get_input_reader): Change signature;
684 use index instead of filename.
685 (Sized_incremental_binary::section_map_): New data member.
686 (Sized_incremental_binary::input_entry_readers_): New data member.
687 (class Sized_incr_relobj): New class.
688 (class Sized_incr_dynobj): New class.
689 (make_sized_incremental_object): New function.
690 (class Incremental_library): New class.
691 * layout.cc (Free_list::num_lists): New static data member.
692 (Free_list::num_nodes): New static data member.
693 (Free_list::num_removes): New static data member.
694 (Free_list::num_remove_visits): New static data member.
695 (Free_list::num_allocates): New static data member.
696 (Free_list::num_allocate_visits): New static data member.
697 (Free_list::init): New function.
698 (Free_list::remove): New function.
699 (Free_list::allocate): New function.
700 (Free_list::dump): New function.
701 (Free_list::print_stats): New function.
702 (Layout_task_runner::run): Resize output file for incremental updates.
703 (Layout::Layout): Initialize new data members.
704 (Layout::set_incremental_base): New function.
705 (Layout::init_fixed_output_section): New function.
706 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
708 (Layout::create_gold_note): Do not create gold note section for
710 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
711 for incremental updates.
712 (Layout::set_section_offsets): For incremental updates, allocate space
714 (Layout::create_symtab_sections): Layout with offsets relative to
715 start of section; for incremental updates, allocate space from free
717 (Layout::create_shdrs): For incremental updates, allocate space from
719 (Layout::finish_dynamic_section): For incremental updates, do not
720 check --as-needed (fixed in subsequent patch).
721 * layout.h (class Free_list): New class.
722 (Layout::set_incremental_base): New function.
723 (Layout::incremental_base): New function.
724 (Layout::init_fixed_output_section): New function.
725 (Layout::allocate): New function.
726 (Layout::incremental_base_): New data member.
727 (Layout::free_list_): New data member.
728 * main.cc (main): Print Free_list statistics.
729 * object.cc (Relobj::finalize_incremental_relocs): Add
730 clear_counts parameter; clear counts only when clear_counts is set.
731 (Sized_relobj::Sized_relobj): Initialize new base class.
732 (Sized_relobj::do_layout): Don't report special sections.
733 (Sized_relobj::do_for_all_local_got_entries): New function.
734 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
735 symtab_off to all symbol table offsets.
736 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
737 * object.h (class Got_offset_list): Move to top of file.
738 (Object::Object): Allow case where input_file == NULL.
739 (Object::~Object): Likewise.
740 (Object::input_file): Assert that input_file != NULL.
741 (Object::lock): Allow case where input_file == NULL.
742 (Object::unlock): Likewise.
743 (Object::is_locked): Likewise.
744 (Object::token): Likewise.
745 (Object::release): Likewise.
746 (Object::is_incremental): New function.
747 (Object::get_mtime): New function.
748 (Object::for_all_local_got_entries): New function.
749 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
750 (Object::set_is_in_system_directory): New function.
751 (Object::is_in_system_directory): New function.
752 (Object::do_is_incremental): New function.
753 (Object::do_get_mtime): New function.
754 (Object::do_for_all_local_got_entries): New function.
755 (Object::is_in_system_directory_): New data member.
756 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
757 (class Sized_relobj_base): New class.
758 (class Sized_relobj): Derive from Sized_relobj_base.
759 (class Sized_relobj::Symbols): Redeclare from base class.
760 (class Sized_relobj::local_got_offset_list): Remove.
761 (class Sized_relobj::Output_sections): Redeclare from base class.
762 (class Sized_relobj::do_for_all_local_got_entries): New function.
763 (class Sized_relobj::write_local_symbols): Add offset parameter.
764 (class Sized_relobj::local_symbol_offset_): Update comment.
765 (class Sized_relobj::local_dynsym_offset_): Update comment.
766 * options.cc (Input_arguments::add_file): Remove const.
767 * options.h (Input_file_argument::Input_file_argument):
768 Initialize arg_serial_ (all constructors).
769 (Input_file_argument::set_arg_serial): New function.
770 (Input_file_argument::arg_serial): New function.
771 (Input_file_argument::arg_serial_): New data member.
772 (Input_arguments::Input_arguments): Initialize file_count_.
773 (Input_arguments::add_file): Remove const.
774 (Input_arguments::number_of_input_files): New function.
775 (Input_arguments::file_count_): New data member.
776 (Command_line::number_of_input_files): Call
777 Input_arguments::number_of_input_files.
778 * output.cc (Output_segment_headers::Output_segment_headers):
780 (Output_section::Input_section::current_data_size): New function.
781 (Output_section::Output_section): Initialize new data members.
782 (Output_section::add_input_section): Don't do merge sections for
783 an incremental link; allocate space from free list for an
785 (Output_section::add_output_section_data): Allocate space from
786 free list for an incremental update.
787 (Output_section::update_data_size): New function.
788 (Output_section::set_fixed_layout): New function.
789 (Output_section::reserve): New function.
790 (Output_segment::set_section_addresses): Remove const.
791 (Output_segment::set_section_list_addresses): Remove const; allocate
792 space from free list for an incremental update.
793 (Output_segment::set_offset): Adjust size of RELRO segment for an
795 * output.h (Output_data::current_data_size): Move here from
797 (Output_data::pre_finalize_data_size): New function.
798 (Output_data::update_data_size): New function.
799 (Output_section_headers::update_data_size): new function.
800 (Output_section_data_build::current_data_size): Move to Output_data.
801 (Output_data_strtab::update_data_size): New function.
802 (Output_section::current_data_size): Move to Output_data.
803 (Output_section::set_fixed_layout): New function.
804 (Output_section::has_fixed_layout): New function.
805 (Output_section::reserve): New function.
806 (Output_section::update_data_size): New function.
807 (Output_section::has_fixed_layout_): New data member.
808 (Output_section::free_list_): New data member.
809 (Output_segment::set_section_addresses): Remove const.
810 (Output_segment::set_section_list_addresses): Remove const.
811 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
813 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
815 * readsyms.cc (Read_symbols::do_read_symbols): Add library
816 parameter when calling Add_symbols constructor; store argument
817 serial number for members of a lib group.
818 (Add_symbols::locks): Allow case where token == NULL.
819 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
820 (Read_member::~Read_member): New function.
821 (Read_member::is_runnable): New function.
822 (Read_member::locks): New function.
823 (Read_member::run): New function.
824 (Check_script::~Check_script): New function.
825 (Check_script::is_runnable): New function.
826 (Check_script::locks): New function.
827 (Check_script::run): New function.
828 (Check_library::~Check_library): New function.
829 (Check_library::is_runnable): New function.
830 (Check_library::locks): New function.
831 (Check_library::run): New function.
832 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
833 (Add_symbols::library_): New data member.
834 (class Read_member): New class.
835 (class Check_script): New class.
836 (class Check_library): New class.
837 * reloc.cc (Read_relocs::is_runnable): Allow case where
839 (Read_relocs::locks): Likewise.
840 (Scan_relocs::locks): Likewise.
841 (Relocate_task::locks): Likewise.
842 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
844 (Sized_relobj::incremental_relocs_scan): Fix comment.
845 (Sized_relobj::do_relocate): Pass output file offset to
847 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
848 from class declaration.
849 * script.cc (read_input_script): Allocate Script_info; pass
850 argument serial number to report_script.
851 * script.h (class Script_info): Move to incremental.h.
852 * symtab.cc (Symbol_table::add_from_incrobj): New function.
853 * symtab.h (Symbol_table::add_from_incrobj): New function.
854 (Symbol_table::set_file_offset): New function.
856 2011-04-05 Cary Coutant <ccoutant@google.com>
858 * incremental-dump.cc (dump_incremental_inputs): Change signature
859 to take a Sized_incremental_binary; change caller. Use readers
860 in Sized_incremental_binary.
862 (Sized_incremental_binary::find_incremental_inputs_sections):
863 Rename do_find_incremental_inputs_sections to this.
864 (Sized_incremental_binary::setup_readers): New function.
865 (Sized_incremental_binary::do_check_inputs): Check
866 has_incremental_info_ flag; move setup code to setup_readers;
868 (Sized_incremental_binary::do_file_is_unchanged): New function.
869 (Sized_incremental_binary::do_get_input_reader): New function.
870 * incremental.h (class Incremental_binary): Move to end of file.
871 (Incremental_binary::file_is_unchanged): New function.
872 (Incremental_binary::do_file_is_unchanged): New function.
873 (Incremental_binary::Input_reader): New class.
874 (Incremental_binary::get_input_reader): New function.
875 (class Sized_incremental_binary): Move to end of file.
876 (Sized_incremental_binary::Sized_incremental_binary): Setup the
877 input section reader classes.
878 (Sized_incremental_binary::has_incremental_info): New function.
879 (Sized_incremental_binary::inputs_reader): New function.
880 (Sized_incremental_binary::symtab_reader): New function.
881 (Sized_incremental_binary::relocs_reader): New function.
882 (Sized_incremental_binary::got_plt_reader): New function.
883 (Sized_incremental_binary::do_file_is_unchanged): New function.
884 (Sized_incremental_binary::Sized_input_reader): New class.
885 (Sized_incremental_binary::get_input_reader): New function.
886 (Sized_incremental_binary::find_incremental_inputs_sections):
887 Rename do_find_incremental_inputs_sections to this.
888 (Sized_incremental_binary::setup_readers): New function.
889 (Sized_incremental_binary::has_incremental_info_): New data member.
890 (Sized_incremental_binary::inputs_reader_): New data member.
891 (Sized_incremental_binary::symtab_reader_): New data member.
892 (Sized_incremental_binary::relocs_reader_): New data member.
893 (Sized_incremental_binary::got_plt_reader_): New data member.
894 (Sized_incremental_binary::current_input_file_): New data member.
896 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
899 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
902 2011-03-30 Cary Coutant <ccoutant@google.com>
904 * archive.cc (Archive::include_member): Adjust call to report_object.
905 (Add_archive_symbols::run): Add script_info to call to
906 report_archive_begin.
907 (Lib_group::include_member): Adjust call to report_object.
908 (Add_lib_group_symbols::run): Adjust call to report_object.
909 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
910 blocks. Add object count for script input files.
911 * incremental.cc (Incremental_inputs::report_archive_begin): Add
912 script_info parameter; change all callers.
913 (Incremental_inputs::report_object): Add script_info parameter;
915 (Incremental_inputs::report_script): Store backpointer to
916 incremental info entry.
917 (Output_section_incremental_inputs::set_final_data_size): Record
918 additional information for scripts.
919 (Output_section_incremental_inputs::write_info_blocks): Likewise.
920 * incremental.h (Incremental_script_entry::add_object): New function.
921 (Incremental_script_entry::get_object_count): New function.
922 (Incremental_script_entry::get_object): New function.
923 (Incremental_script_entry::objects_): New data member; adjust
925 (Incremental_inputs::report_archive_begin): Add script_info parameter.
926 (Incremental_inputs::report_object): Add script_info parameter.
927 (Incremental_inputs_reader::get_object_count): New function.
928 (Incremental_inputs_reader::get_object_offset): New function.
929 * options.cc (Input_arguments::add_file): Return reference to
931 * options.h (Input_argument::set_script_info): New function.
932 (Input_argument::script_info): New function.
933 (Input_argument::script_info_): New data member; adjust all
935 (Input_file_group::add_file): Return reference to new input argument.
936 (Input_file_lib::add_file): Likewise.
937 (Input_arguments::add_file): Likewise.
938 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
939 * script.cc (Parser_closure::Parser_closure): Add script_info
940 parameter; adjust all callers.
941 (Parser_closure::script_info): New function.
942 (Parser_closure::script_info_): New data member.
943 (read_input_script): Report scripts earlier to incremental info.
944 (script_add_file): Set script_info in Input_argument.
945 (script_add_library): Likewise.
946 * script.h (Script_options::Script_info): Rewrite class.
948 2011-03-29 Cary Coutant <ccoutant@google.com>
950 * archive.cc (Library_base::should_include_member): Move
951 method here from class Archive.
952 (Archive::Archive): Initialize base class.
953 (Archive::should_include_member): Move to base class.
954 (Archive::do_for_all_unused_symbols): New function.
955 (Add_archive_symbols::run): Remove redundant access to
957 (Lib_group::Lib_group): Initialize base class.
958 (Lib_group::do_filename): New function.
959 (Lib_group::include_member): Pass pointer to Lib_group to
961 (Lib_group::do_for_all_unused_symbols): New function.
962 (Add_lib_group_symbols::run): Report archive information for
964 * archive.h (class Library_base): New base class.
965 (class Archive): Derive from Library_base.
966 (Archive::filename): Move to base class.
967 (Archive::set_incremental_info): Likewise.
968 (Archive::incremental_info): Likewise.
969 (Archive::Should_include): Likewise.
970 (Archive::should_include_member): Likewise.
971 (Archive::Armap_entry): Remove.
972 (Archive::Unused_symbol_iterator): Remove.
973 (Archive::unused_symbols_begin): Remove.
974 (Archive::unused_symbols_end): Remove.
975 (Archive::do_filename): New function.
976 (Archive::do_get_mtime): New function.
977 (Archive::do_for_all_unused_symbols): New function.
978 (Archive::task_): Move to base class.
979 (Archive::incremental_info_): Likewise.
980 (class Lib_group): Derive from Library_base.
981 (Lib_group::do_filename): New function.
982 (Lib_group::do_get_mtime): New function.
983 (Lib_group::do_for_all_unused_symbols): New function.
984 (Lib_group::task_): Move to base class.
985 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
987 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
989 * incremental.cc (Incremental_inputs::report_archive_begin):
990 Use Library_base; call library's get_mtime; add incremental inputs
991 entry before members.
992 (class Unused_symbol_visitor): New class.
993 (Incremental_inputs::report_archive_end): Use Library_base; use
994 visitor class to record unused symbols; don't add incremental inputs
996 (Incremental_inputs::report_object): Use Library_base.
998 (Incremental_archive_entry::Incremental_archive_entry): Remove
999 unused Archive parameter.
1000 (Incremental_inputs::report_archive_begin): Use Library_base.
1001 (Incremental_inputs::report_archive_end): Likewise.
1002 (Incremental_inputs::report_object): Likewise.
1003 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1005 * object.h (Object::for_all_global_symbols): New function.
1006 (Object::do_for_all_global_symbols): New function.
1007 (Sized_relobj::do_for_all_global_symbols): New function.
1008 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1010 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1013 2011-03-27 Ian Lance Taylor <iant@google.com>
1015 * archive.cc (Archive::interpret_header): Return -1 if something
1016 goes wrong. Change callers accordingly.
1018 2011-03-25 Cary Coutant <ccoutant@google.com>
1020 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1021 * testsuite/Makefile.in: Regenerate.
1023 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1025 * plugin.cc (get_view): New.
1026 (Plugin::load): Pass get_view to the plugin.
1027 (Plugin_manager::get_view): New.
1029 2011-03-21 Ian Lance Taylor <iant@google.com>
1031 * testsuite/final_layout.sh: Rewrite to not use dc.
1032 * testsuite/relro_test.sh: Fail if dc is not present.
1034 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1036 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1038 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1039 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1041 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1042 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1044 2011-03-14 Ian Lance Taylor <iant@google.com>
1046 * script-sections.cc (Sort_output_sections::script_compare):
1047 Rename from is_before, change return type.
1048 (Sort_output_sections::operator()): Adjust accordingly.
1050 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1053 * testsuite/odr_violation2.cc: Add comment to make all error line
1054 numbers double digits.
1055 * testsuite/debug_msg.sh: Adjust expected errors.
1057 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1059 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1060 but mark earlier ones as non-canonical
1061 (offset_to_iterator): Update search target and example
1062 (do_addr2line): Return extra lines in a vector*
1063 (format_file_lineno): Extract from do_addr2line
1064 (one_addr2line): Add vector* out-param
1065 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1066 when a lineno entry appeared last for its instruction
1067 (Dwarf_line_info): Add vector* out-param
1068 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1069 * symtab.cc (Odr_violation_compare): Include the lineno in the
1071 (linenos_from_loc): New. Combine the canonical line for an
1072 address with its other lines.
1073 (True_if_intersect): New. Helper functor to make
1074 std::set_intersection a query.
1075 (detect_odr_violations): Compare sets of lines instead of just
1076 one line for each function. This became less deterministic, but
1077 has fewer false positives.
1078 * symtab.h: Declarations.
1079 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1080 mix an optimized and non-optimized object in the same binary
1081 (odr_violation2.so): Same.
1082 * testsuite/Makefile.in: Regenerate from Makefile.am.
1083 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1084 * testsuite/debug_msg.sh: Update line numbers and add
1086 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1087 non-optimized context.
1088 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1089 isn't inlined, and use OdrDerived in an optimized context.
1090 * testsuite/odr_header1.h: Defines OdrDerived, where
1091 optimization will change the
1092 first-instruction-in-the-destructor's file and line number.
1093 * testsuite/odr_header2.h: Defines OdrBase.
1095 2011-03-09 Ian Lance Taylor <iant@google.com>
1097 * fileread.cc (File_read::clear_views): Don't delete the whole
1100 2011-03-08 Ian Lance Taylor <iant@google.com>
1103 * fileread.cc: #include <climits>.
1104 (GOLD_IOV_MAX): Define.
1105 (File_read::read_multiple): Limit number of entries by iov_max.
1106 * fileread.h (class File_read): Always set max_readv_entries to
1109 2011-03-07 Ian Lance Taylor <iant@google.com>
1112 * options.h (class General_options): Add -dy and -dn.
1114 2011-03-02 Cary Coutant <ccoutant@google.com>
1116 * testsuite/script_test_9.t: Add TLS segment.
1118 2011-03-02 Simon Baldwin <simonb@google.com>
1120 * configure.ac: Add check for gnu_indirect_function support in
1121 the toolchain building binutils.
1122 * configure: Rebuild.
1124 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1126 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1127 plugin only symbols.
1128 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1129 in plugin files as not needed in the symbol table.
1131 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1133 * output.cc (Output_section::add_input_section): Delay fill
1134 generation for section ordering.
1136 2011-02-09 Ian Lance Taylor <iant@google.com>
1139 * object.h (class Sized_relobj): Remove clear_local_symbols.
1140 * reloc.cc (Sized_relobj::do_relocate): Don't call
1141 clear_local_symbols.
1143 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1145 * plugin.cc (is_visible_from_outside): Return true for symbols
1148 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1150 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1153 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1155 * icf.h (is_section_foldable_candidate): Change type of parameter
1157 * icf.cc (Icf::find_identical_sections): Change type of local variable
1158 section_name to be std::string.
1159 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1161 2011-01-25 Ian Lance Taylor <iant@google.com>
1163 * script.cc (script_add_extern): Rewrite to use
1164 add_symbol_reference.
1166 2011-01-25 Doug Kwan <dougkwan@google.com>
1168 * icf.cc (get_section_contents): Always lock section's object.
1170 2011-01-24 Ian Lance Taylor <iant@google.com>
1172 * options.h (class General_options): Accept
1173 --no-detect-odr-violations.
1175 2011-01-24 Ian Lance Taylor <iant@google.com>
1177 * version.cc (version_string): Bump to 1.11.
1179 2011-01-24 Ian Lance Taylor <iant@google.com>
1181 * plugin.cc (class Plugin_rescan): Define new class.
1182 (Plugin_manager::claim_file): Set any_claimed_.
1183 (Plugin_manager::save_archive): New function.
1184 (Plugin_manager::save_input_group): New function.
1185 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1187 (Plugin_manager::new_undefined_symbol): New function.
1188 (Plugin_manager::rescan): New function.
1189 (Plugin_manager::rescannable_defines): New function.
1190 (Plugin_manager::add_input_file): Set any_added_.
1191 * plugin.h (class Plugin_manager): define new fields rescannable_,
1192 undefined_symbols_, any_claimed_, and any_added_. Declare
1193 Plugin_rescan as friend. Declare new functions.
1194 (Plugin_manager::Rescannable): Define type.
1195 (Plugin_manager::Rescannable_list): Define type.
1196 (Plugin_manager::Undefined_symbol_list): Define type.
1197 (Plugin_manager::Plugin_manager): Initialize new fields.
1198 * archive.cc (Archive::defines_symbol): New function.
1199 (Add_archive_symbols::run): Pass archive to plugins if any.
1200 * archive.h (class Archive): Declare defines_symbol.
1201 * readsyms.cc (Input_group::~Input_group): New function.
1202 (Finish_group::run): Pass input_group to plugins if any.
1203 * readsyms.h (class Input_group): Declare destructor.
1204 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1207 2011-01-10 Ian Lance Taylor <iant@google.com>
1209 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1211 (Layout::set_segment_offsets): Reset increase_relro before calling
1212 set_section_addresses a second time.
1214 2011-01-04 Cary Coutant <ccoutant@google.com>
1216 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1217 sections before NOBITS sections.
1219 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1221 * version.cc (print_version): Update copyright to 2011.
1223 2010-12-23 Cary Coutant <ccoutant@google.com>
1225 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1226 of OS to this->add. Add OD parameter to second form of the function.
1228 2010-12-20 Ian Lance Taylor <iant@google.com>
1230 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1231 second of two consecutive entries with same offset.
1233 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1235 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1236 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1237 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1238 to avoid unneeded links against $(LDADD).
1239 * testsuite/Makefile.in: Regenerate.
1241 2010-12-15 Ian Lance Taylor <iant@google.com>
1244 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1245 for R_X86_64_32 and R_X86_64_PC32.
1246 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1247 ver_matching_def_pic.o.
1248 (ver_matching_def_pic.o): New target.
1250 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1252 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1253 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1254 Move definition before File_read::View member definitions.
1255 (File_read::View::~View): Initialize and hold lock before
1256 updating current_mapped_bytes.
1258 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1260 * dwarf_reader.cc: Remove outdated comment.
1261 * gold-threads.cc: Fix typo in error message.
1262 * archive.cc: Fix typos in comments.
1263 * archive.h: Likewise.
1264 * arm-reloc-property.cc: Likewise.
1265 * arm-reloc-property.h: Likewise.
1266 * arm-reloc.def: Likewise.
1268 * attributes.h: Likewise.
1269 * cref.cc: Likewise.
1270 * ehframe.cc: Likewise.
1271 * fileread.h: Likewise.
1273 * i386.cc: Likewise.
1275 * incremental.h: Likewise.
1276 * int_encoding.cc: Likewise.
1277 * layout.h: Likewise.
1278 * main.cc: Likewise.
1279 * merge.h: Likewise.
1280 * object.cc: Likewise.
1281 * object.h: Likewise.
1282 * options.cc: Likewise.
1283 * readsyms.cc: Likewise.
1284 * reduced_debug_output.cc: Likewise.
1285 * reloc.cc: Likewise.
1286 * script-sections.cc: Likewise.
1287 * sparc.cc: Likewise.
1288 * symtab.h: Likewise.
1289 * target-reloc.h: Likewise.
1290 * target.cc: Likewise.
1291 * target.h: Likewise.
1292 * timer.cc: Likewise.
1293 * timer.h: Likewise.
1294 * x86_64.cc: Likewise.
1296 2010-12-09 Cary Coutant <ccoutant@google.com>
1298 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1300 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1301 parameter; change all callers.
1302 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1303 * options.h (warn_execstack): New option.
1305 2010-12-07 Doug Kwan <dougkwan@google.com>
1307 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1308 like function call relocations.
1310 2010-12-07 Ian Lance Taylor <iant@google.com>
1312 * archive.cc (Archive::get_elf_object_for_member): Permit
1313 punconfigured to be NULL.
1314 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1315 (Archive::include_member): Pass NULL to get_elf_object_for_member
1316 if we searched for the archive and this is the first included
1319 2010-12-01 Ian Lance Taylor <iant@google.com>
1321 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1322 track_relocs_type_ field.
1323 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1324 Set track_relocs_type_.
1325 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1326 contents when using RELA relocs.
1327 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1329 * reloc.cc (Track_relocs::next_addend): New function.
1330 * reloc.h (class Track_relocs): Declare next_addend.
1332 2010-12-01 Ian Lance Taylor <iant@google.com>
1334 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1337 2010-12-01 Ian Lance Taylor <iant@google.com>
1339 * README: Update compilers known to work and fail.
1341 2010-11-23 Matthias Klose <doko@ubuntu.com>
1343 * configure.in: For --enable-gold, handle value `default' instead of
1344 `both*'. Always install ld as ld.bfd, install as ld if gold is
1346 * configure: Regenerate.
1348 2010-11-18 Doug Kwan <dougkwan@google.com>
1350 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1351 and right_alignment to be zero. Store result alignment only if it is
1352 greater than existing alignment.
1354 2010-11-16 Cary Coutant <ccoutant@google.com>
1357 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1358 Check for ".zdebug_line".
1360 2010-11-16 Doug Kwan <dougkwan@google.com>
1361 Cary Coutant <ccoutant@google.com>
1363 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1364 by reference; adjust all callers.
1365 * output.cc (Output_segment::set_section_addresses): Adjust references
1366 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1368 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1369 end at page boundary.
1371 2010-11-16 Cary Coutant <ccoutant@google.com>
1374 * layout.cc (Layout::choose_output_section): Transform names of
1375 compressed sections even when using a script with a SECTIONS clause.
1376 (Layout::output_section_name): Remove code to transform
1377 compressed debug section names.
1378 * output.cc (Output_section::add_input_section): Use uncompressed
1379 section size when tracking input sections.
1381 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1383 * symtab.h (Symbol::NON_PIC_REF): Remove.
1384 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1385 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1386 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1387 (Symbol::use_plt_offset): Take a flags argument and pass it
1388 directly to needs_dynamic_reloc. Restrict check for undefined
1389 weak symbols to function calls.
1390 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1391 (Target_arm::Scan::global): Use it.
1392 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1393 (Target_arm::Relocate::relocate): Likewise.
1394 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1395 parameter with an r_type parameter. Use get_reference_flags
1397 (Target_arm::Relocate::relocate): Update accordingly.
1398 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1399 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1400 (Target_i386::Scan::global): Likewise.
1401 (Target_i386::Relocate::relocate): Likewise.
1402 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1403 parameter with an r_type parameter. Use get_reference_flags
1405 (Target_i386::Relocate::relocate): Update accordingly.
1406 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1407 (Target_powerpc::Scan::global): Use it.
1408 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1409 (Target_powerpc::Relocate::relocate): Likewise.
1410 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1411 (Target_sparc::Scan::global): Use it.
1412 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1413 (Target_sparc::Relocate::relocate): Likewise.
1414 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1415 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1416 (Target_x86_64::Scan::global): Likewise.
1417 (Target_x86_64::Relocate::relocate): Likewise.
1419 2010-11-08 Doug Kwan <dougkwan@google.com>
1420 Cary Coutant <ccoutant@google.com>
1422 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1423 (Arm_exidx_merge_section::section_contents_): New data member.
1424 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1425 (Arm_input_section::~Arm_input_section): De-allocate memory.
1426 (Arm_input_section::original_contents_): New data member.
1427 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1428 in parameters instead of calling Object::section_contents without
1430 (Arm_output_section::group_section): New parameter TASK. Pass it
1431 to callees that need locking objects.
1432 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1433 to lock EXIDX input sections. Fix a formatting issue. Call
1434 Arm_exidx_merged_section::build_contents to create merged section
1436 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1437 to lock object of stub table owner.
1438 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1439 TEXT_SIZE to initialize data member TEXT_SIZE_.
1440 (Arm_exidx_input_section::addralign): Fix typo in comment.
1441 (Arm_exidx_input_section::text_size): New method.
1442 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1443 that require locking objects. Lock objects before scanning for stubs
1444 and updating local symbols.
1445 (Arm_input_section<big_endian>::init): Copy contents of original
1447 (Arm_input_section<big_endian>::do_write): Use saved contents of
1448 original input section instead of calling Object::section_contents
1450 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1451 size without calling Object::section_size().
1452 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1453 for size. Allocate a buffer for merged EXIDX entries.
1454 (Arm_exidx_merged_section::build_contents): New method.
1455 (Arm_exidx_merged_section::do_write): Move merge section contents
1456 building code to Arm_exidx_merged_section::build_contetns. Write
1457 out contetns in buffer instead of building it on the fly.
1458 (Arm_relobj::make_exidx_input_section): Also pass text section size
1459 to Arm_exidx_input_section constructor.
1460 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1461 (Arm_dynobj::do_read_symbols): Fix memory leak.
1462 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1463 * target.h: (class Task): Add forward declaration.
1464 (Target::relax): Add new parameter TASK and pass it to
1466 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1468 2010-11-05 Cary Coutant <ccoutant@google.com>
1471 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1472 object when reading from the file.
1473 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1475 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1476 when reading section contents.
1477 (get_section_contents): Likewise.
1478 (icf::find_identical_sections): Likewise.
1479 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1480 object when reading from the file.
1481 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1482 the object when doing deferred section layout.
1484 2010-11-03 Nick Clifton <nickc@redhat.com>
1487 * script.h (class Symbol_assignment: name): New member. Returns
1488 the name of the symbol.
1489 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1490 Returns true if the given symbol name is on the list of
1491 assignments wating to be processed.
1492 * archive.cc (should_incldue_member): If the symbol is undefined,
1493 check to see if it is on the list of symbols pending assignment.
1495 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1497 * script-sections.cc (Script_sections::find_memory_region): Check
1498 for a NULL output section pointer.
1500 2010-10-29 Doug Kwan <dougkwan@google.com>
1502 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1503 Output_section::add_relaxed_input_section.
1504 * output.cc (Output_section::add_relaxed_input_section): Add new
1505 arguments LAYOUT and NAME. Set section order index.
1506 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1507 Copy section order index.
1508 * output.h (Output_section::add_relaxed_input_section): Add new
1509 arguments LAYOUT and NAME.
1511 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1513 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1514 NATIVE_OR_CROSS_LINKER.
1515 * testsuite/Makefile.in: Regenerate.
1517 2010-10-20 Doug Kwan <dougkwan@google.com>
1519 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1520 without SHF_LINK_ORDER flags.
1521 * layout.cc (Layout::choose_output_section): Do not filter
1522 SHF_LINK_ORDER flag in a relocatable link.
1524 2010-10-17 Cary Coutant <ccoutant@google.com>
1526 * output.h (Output_segment::set_section_addresses): Change function
1527 signature. Update all callers.
1528 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1530 (Output_segment::set_section_addresses): Align after last TLS
1531 section. Add padding before last relro section instead of after.
1533 2010-10-17 Doug Kwan <dougkwan@google.com>
1535 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1536 GOT output section to be writable.
1538 2010-10-14 Cary Coutant <ccoutant@google.com>
1540 * debug.h (DEBUG_INCREMENTAL): New flag.
1541 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1542 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1544 * incremental.cc (report_command_line): Ignore all forms of
1546 * layout.cc (Layout::Layout): Check parameters for incremental link
1548 * options.cc (General_options::parse_incremental): New function.
1549 (General_options::parse_no_incremental): New function.
1550 (General_options::parse_incremental_full): New function.
1551 (General_options::parse_incremental_update): New function.
1552 (General_options::incremental_mode_): New data member.
1553 (General_options::finalize): Check incremental_mode_.
1554 * options.h (General_options): Update help text for --incremental.
1555 Add --no-incremental, --incremental-full, --incremental-update.
1556 (General_options::Incremental_mode): New enum type.
1557 (General_options::incremental_mode): New function.
1558 (General_options::incremental_mode_): New data member.
1559 * parameters.cc (Parameters::incremental_mode_): New data member.
1560 (Parameters::set_options): Set incremental_mode_.
1561 (Parameters::set_incremental_full): New function.
1562 (Parameters::incremental): New function.
1563 (Parameters::incremental_update): New function.
1564 (set_parameters_incremental_full): New function.
1565 * parameters.h (Parameters::set_incremental_full): New function.
1566 (Parameters::incremental): New function.
1567 (Parameters::incremental_update): New function.
1568 (Parameters::incremental_mode_): New data member.
1569 (set_parameters_incremental_full): New function.
1570 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1571 incremental link mode.
1572 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1573 (Sized_relobj::do_relocate_sections): Likewise.
1574 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1576 * testsuite/Makefile.in: Regenerate.
1577 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1579 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1581 * script-sections.h (class Script_sections): Make
1582 Sections_elements typedef public.
1583 * script-sections.cc (class Sort_output_sections): Add elements_
1584 field. Add constructor which sets it; change all callers.
1585 (Sort_output_sections::is_before): New function.
1586 (Sort_output_sections::operator()): Call is_before.
1587 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1589 * testsuite/script_test_10.sh: New test. Test script section
1591 * testsuite/script_test_10.t: Likewise.
1592 * testsuite/script_test_10.s: Likewise.
1593 * testsuite/Makefile.am: Wrap the cross linker tests and the
1594 common tests into NATIVE_OR_CROSS_LINKER.
1595 (check_SCRIPTS): Add script_test_10.sh.
1596 (check_DATA): Add script_test_10.stdout.
1597 (script_test_10.o, script_test_10): New targets.
1598 (script_test_10.stdout): New target.
1599 * configure, testsuite/Makefile.in: Regenerate.
1601 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1603 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1604 error for the deprecated relocations.
1605 (Target_arm::Scan::global): Likewise.
1606 (Target_arm::Relocate::relocate): Likewise.
1608 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1610 * fileread.cc (Input_file::find_file): Initialize *found_name
1611 and *namep when using the fallback search for case 4.
1613 2010-10-11 Cary Coutant <ccoutant@google.com>
1615 * options.h (class General_options): Redefine -z lazy as an alias for
1616 the negation of -z now.
1618 2010-10-11 Ian Lance Taylor <iant@google.com>
1620 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1623 2010-10-06 Nick Clifton <nickc@redhat.com>
1625 * script-sections.cc(class Memory_region): Remove
1626 current_lma_offset_ field. Rename current_vma_offset_ to
1627 current_offset_. Add last_section_ field.
1628 (Memory_region::get_current_vma_address): Rename to
1629 get_current_address.
1630 (Memory_region::get_current_lma_address): Delete.
1631 (Memory_region::increment_vma_offset): Rename to
1633 (Memory_region::increment_lma_offset): Delete.
1634 (Memory_region::attributes_compatible): New method. Returns
1635 true if the provided section is compatible with the region.
1636 (Memory_region::get_last_section): New method. Returns the last
1637 section to use the region.
1638 (Memory_region::set_last_section): New method. Stores the last
1639 section to use the region.
1640 (Script_sections::block_in_region): New method. Returns true if
1641 a block of memory is contained within a region.
1642 (Script_sections::find_memory_region): New method. Locates a
1643 memory region to be used to set a VMA or LMA address.
1644 (Output_section_definition::set_section_addresses): Add code to
1645 check for addresses set by memory regions.
1646 (Output_segment::set_section_addresses): Remove memory region
1648 (Script_sections::create_segment): Add a warning if a header
1649 segment is created outside of any region.
1650 * script-sections.h (class Script_sections): Add prototypes for
1651 find_memory_region and block_in_region methods.
1652 * testsuite/memory_test.s: Use .long instead of .word.
1653 * testsuite/memory_test.t: Add some more output sections.
1654 * testsuite/memory_test.sh: Update expected output.
1656 2010-10-02 Doug Kwan <dougkwan@google.com>
1658 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1659 defintion to symtab.h
1660 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1661 declaration to defintion.
1663 2010-10-01 Nick Clifton <nickc@redhat.com>
1665 * expression.cc (eval): Replace dummy argument with NULL.
1666 (eval_maybe_dot): Check for a NULL result section pointer.
1667 (Symbol_expression::value): Likewise.
1668 (Dot_expression::value): Likewise.
1669 (BINARY_EXPRESSION): Likewise.
1670 (Max_expression::value): Likewise.
1671 (Min_expression::value): Likewise.
1672 (Absolute_expression::value): Likewise.
1673 (Addr_expression::value_from_output_section): Likewise.
1674 (Loaddddr_expression::value_from_output_section): Likewise.
1675 (Segment_start_expression::value): Likewise.
1676 * script-sections.cc
1677 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1679 (Sections_elememt_dot_assignment::set_section_addresses):
1681 (Output_data_expression::do_write_to_buffer): Likewise.
1682 (Output_section_definition::finalize_symbols): Likewise.
1683 (Output_section_definition::set_section_addresses): Likewise.
1685 2010-09-30 Doug Kwan <dougkwan@google.com>
1687 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1689 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1691 * target.h (Target::can_icf_inline_merge_sections): New virtual
1693 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1695 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1697 * icf.cc (get_section_contents): Inline merge sections only when
1700 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1702 * configure: Regenerate.
1704 2010-09-17 Ian Lance Taylor <iant@google.com>
1706 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1707 * testsuite/Makefile.am (memory_test.o): New target.
1708 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1710 * testsuite/Makefile.in: Rebuild.
1712 2010-09-17 Doug Kwan <dougkwan@google.com>
1714 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1715 defintion if relocation uses GOT entries of the symbol.
1716 * testsuite/icf_safe_test.sh: Fix test.
1717 * testsuite/icf_safe_so_test.sh: Fix test.
1719 2010-09-16 Cary Coutant <ccoutant@google.com>
1721 * script_sections.cc (class Memory_region): Remove "NULL" from
1722 vector initializations.
1724 2010-09-15 Cary Coutant <ccoutant@google.com>
1726 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1727 Resolve forwarding symbols.
1729 2010-09-15 Doug Kwan <dougkwan@google.com>
1731 * gold/testsuite/script_test_3.t: Add ARM special sections.
1732 * gold/testsuite/script_test_4.t: Same.
1733 * gold/testsuite/script_test_5.t: Same.
1734 * gold/testsuite/script_test_6.t: Same.
1735 * gold/testsuite/script_test_7.t: Same.
1736 * gold/testsuite/script_test_7.t: Same.
1737 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1739 2010-09-14 Cary Coutant <ccoutant@google.com>
1741 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1742 (Target_x86_64::Relocate::relocate_tls): Replace check for
1743 saw_tls_block_reloc_ with test for executable section.
1745 2010-09-12 Cary Coutant <ccoutant@google.com>
1747 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1748 position-independent executables to shared libraries need dynamic
1750 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1751 position-independent executables.
1752 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1753 * testsuite/Makefile.in: Regenerate.
1755 2010-09-10 Nick Clifton <nickc@redhat.com>
1758 * testsuite/memory_test.t: Discard any sections that are not
1761 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1764 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1765 "This::" to work around a bug in gcc 4.2.
1767 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1769 2010-09-09 Rafael Espindola <espindola@google.com>
1771 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1772 sections with different PF_X flags in the same segment.
1773 (Layout::find_first_load_seg): Search all segments to find the first
1775 * options.h (rosegment): New.
1777 2010-09-08 Rafael Espindola <espindola@google.com>
1779 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1781 2010-09-08 Doug Kwan <dougkwan@google.com>
1783 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1784 (Arm_relobj::do_relocate_sections): Add new parameter for output
1785 file to match the parent.
1786 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1787 of local symbols instead of input values. Update code to track
1788 changes in gold::relocate_section.
1789 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1790 (Sized_relobj::compute_final_local_value_internal): New methods.
1791 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1792 body into private version of Sized_relobj::compute_final_local_value.
1793 Call the inline method.
1794 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1795 merged symbol value if there is one.
1796 (Symbol_value::has_output_value): New method defintiion.
1797 (Sized_relobj::Compute_final_local_value_status): New enum type.
1798 (Sized_relobj::compute_final_local_value): New methods.
1799 (Sized_relobj::compute_final_local_value_internal): New methods.
1800 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1801 and arm_cortex_a8.sh.
1802 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1803 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1805 * Makefile.in: Regenerate.
1806 * testsuite/arm_bl_out_of_range.s: Update test.
1807 * testsuite/thumb_bl_out_of_range.s: Ditto.
1808 * testsuite/thumb_blx_out_of_range.s: Ditto.
1809 * testsuite/arm_branch_out_of_range.sh: New file.
1810 * testsuite/arm_cortex_a8.sh: Ditto.
1811 * testsuite/arm_cortex_a8_b.s: Ditto.
1812 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1813 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1814 * testsuite/arm_cortex_a8_bl.s: Ditto.
1815 * testsuite/arm_cortex_a8_blx.s: Ditto.
1816 * testsuite/arm_cortex_a8_local.s: Ditto.
1817 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1818 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1820 2010-09-08 Rafael Espindola <espindola@google.com>
1822 * Makefile.am (memory_test.stdout): Run readelf with -W.
1823 * Makefile.in: Regenerate.
1824 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1827 2010-09-08 Rafael Espindola <espindola@google.com>
1829 * script-sections.cc (Script_sections::add_memory_region): Convert
1830 field precision to int.
1831 * script.cc (script_set_section_region, script_set_section_region):
1832 Convert field precision to int.
1834 2010-09-08 Rafael Espindola <espindola@google.com>
1836 * arm.cc (do_finalize_sections): Create the __exidx_start and
1837 __exdix_end symbols even when the section is missing.
1839 2010-09-08 Nick Clifton <nickc@redhat.com>
1841 * README: Remove claim that MEMORY is not supported.
1842 * expression.cc (script_exp_function_origin)
1843 (script_exp_function_length): Move from here to ...
1844 * script.cc: ... here.
1845 (script_set_section_region, script_add_memory)
1846 (script_parse_memory_attr, script_include_directive): New
1848 * script-sections.cc
1849 (class Memory_region): New class.
1850 (class Output_section_definition): Add set_memory_region,
1851 set_section_vma, set_section_lma and get_section_name methods.
1852 (class Script_Sections): Add add_memory_region,
1853 find_memory_region, find_memory_region_origin,
1854 find_memory_region_length and set_memory_region methods.
1855 Have set_section_addresses method walk the list of set memory
1857 Extend the print methos to display memory regions.
1858 * script-sections.h: Add prototypes for new methods.
1859 Add enum for MEMORY region attributes.
1860 * yyscript.y: Add support for parsing MEMORY regions.
1861 * script-c.h: Add prototypes for new functions.
1862 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1863 * testsuite/Makefile.in: Regenerate.
1864 * testsuite/memory_test.sh: New script.
1865 * testsuite/memory_test.s: New assembler source file.
1866 * testsuite/memory_test.t: New linker script.
1868 2010-08-27 Doug Kwan <dougkwan@google.com>
1870 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1871 reference override an existing dynamic weak reference.
1872 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1873 * testsuite/Makefile.in: Regenerate.
1874 * testsuite/dyn_weak_ref.sh: New file.
1875 * testsuite/dyn_weak_ref_1.c: Ditto.
1876 * testsuite/dyn_weak_ref_2.c: Ditto.
1878 2010-08-27 Ian Lance Taylor <iant@google.com>
1880 * incremental.h (class Incremental_input_entry): Add virtual
1883 2010-08-27 Ian Lance Taylor <iant@google.com>
1885 * testsuite/start_lib_test_3.c: Mark t3 as used.
1887 2010-08-27 Nick Clifton <nickc@redhat.com>
1889 * options.cc (version_script): Fix small typo in previous
1892 2010-08-25 Nick Clifton <nickc@redhat.com>
1894 * archive.cc: Formatting fixes: Remove whitespace between
1895 typename and following asterisk. Remove whitespace between
1896 function name and opening parenthesis.
1897 * archive.h: Likewise.
1899 * attributes.cc: Likewise.
1900 * attributes.h: Likewise.
1901 * common.cc: Likewise.
1902 * copy-relocs.cc: Likewise.
1903 * dirsearch.h: Likewise.
1904 * dynobj.cc: Likewise.
1905 * ehframe.cc: Likewise.
1906 * ehframe.h: Likewise.
1907 * expression.cc: Likewise.
1908 * fileread.cc: Likewise.
1909 * fileread.h: Likewise.
1911 * gold-threads.cc: Likewise.
1912 * gold.cc: Likewise.
1913 * i386.cc: Likewise.
1915 * incremental-dump.cc: Likewise.
1916 * incremental.cc: Likewise.
1917 * layout.cc: Likewise.
1918 * layout.h: Likewise.
1919 * main.cc: Likewise.
1920 * merge.cc: Likewise.
1921 * merge.h: Likewise.
1922 * object.cc: Likewise.
1923 * object.h: Likewise.
1924 * options.cc: Likewise.
1925 * options.h: Likewise.
1926 * output.cc: Likewise.
1927 * output.h: Likewise.
1928 * plugin.cc: Likewise.
1929 * plugin.h: Likewise.
1930 * powerpc.cc: Likewise.
1931 * reloc.cc: Likewise.
1932 * script-c.h: Likewise.
1933 * script-sections.cc: Likewise.
1934 * script.cc: Likewise.
1935 * stringpool.cc: Likewise.
1936 * symtab.cc: Likewise.
1937 * symtab.h: Likewise.
1938 * target.cc: Likewise.
1939 * timer.cc: Likewise.
1940 * timer.h: Likewise.
1941 * version.cc: Likewise.
1942 * x86_64.cc: Likewise.
1944 2010-08-24 Nick Clifton <nickc@redhat.com>
1947 * layout.cc (segment_precedes): Sort segments by their physical
1948 addresses, if they have been set.
1950 2010-08-23 Cary Coutant <ccoutant@google.com>
1952 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1954 (Lib_group::include_member): Unlock object after deleting its
1956 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1959 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1960 Cary Coutant <ccoutant@google.com>
1962 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1963 constructor, and set_blocker.
1964 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1966 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1967 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1968 * testsuite/Makefile.am (start_lib_test): New test case.
1969 * testsuite/Makefile.in: Regenerate.
1970 * testsuite/start_lib_test_main.c: New file.
1971 * testsuite/start_lib_test_1.c: New file.
1972 * testsuite/start_lib_test_2.c: New file.
1973 * testsuite/start_lib_test_3.c: New file.
1975 2010-08-19 Ian Lance Taylor <iant@google.com>
1977 * Makefile.in: Rebuild with automake 1.11.1.
1978 * aclocal.m4: Likewise.
1979 * testsuite/Makefile.in: Likewise.
1981 2010-08-19 Ian Lance Taylor <iant@google.com>
1984 * i386.cc (class Output_data_plt_i386): Update declarations.
1985 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1986 local_ifuncs_ fields.
1987 (Target_i386::do_plt_section_for_global): New function.
1988 (Target_i386::do_plt_section_for_local): New function.
1989 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1990 parameter; change all callers. Initialize global_ifuncs_ and
1991 local_ifuncs_. If doing a static link define __rel_iplt_start and
1993 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1994 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1995 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1997 (Target_i386::make_plt_section): New function, broken out of
1998 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1999 (Target_i386::make_plt_entry): Call make_plt_section.
2000 (Target_i386::make_local_ifunc_plt_entry): New function.
2001 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2002 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2003 R_386_IRELATIVE to switch.
2004 (Target_i386::Scan::global): Likewise.
2005 (Target_i386::Relocate::relocate): Likewise.
2006 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2008 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2009 (Target_x86_64::do_plt_section_for_global): New function.
2010 (Target_x86_64::do_plt_section_for_local): New function.
2011 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2012 parameter; change all callers. If doing a static link define
2013 __rela_iplt_start and __rela_iplt_end.
2014 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2015 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2016 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2018 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2019 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2021 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2022 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2023 R_X86_64_IRELATIVE to switch.
2024 (Target_x86_64::Scan::global): Likewise.
2025 (Target_x86_64::Relocate::relocate): Likewise.
2026 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2028 * target.h (class Target): Add plt_section_for_global and
2029 plt_section_for_local functions. Add do_plt_section_for_global
2030 and do_plt_section_for_local virtual functions.
2031 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2032 clarifying comments.
2033 (Symbol::use_plt_offset): Handle IFUNC symbol.
2034 * object.cc (Sized_relobj::Sized_relobj): Initialize
2036 (Sized_relobj::local_has_plt_offset): New function.
2037 (Sized_relobj::local_plt_offset): New function.
2038 (Sized_relobj::set_local_plt_offset): New function.
2039 (Sized_relobj::do_count): Handle IFUNC symbol.
2040 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2041 a bit away from input_shndx_ field. Add set_is_func_symbol and
2042 is_ifunc_symbol functions.
2043 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2044 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2045 local_plt_offsets_ field.
2046 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2047 * output.h (class Output_section_data): Add non-const
2048 output_section function.
2049 (class Output_data_got): Update declarations.
2050 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2051 Add use_plt_offset parameter to global and local constructors.
2052 Change all callers. Change local_sym_index_ field to 31 bits.
2053 Change GSYM_CODE and CONSTANT_CODE accordingly.
2054 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2055 doing a static link don't set sh_link field.
2056 (Output_data_got::Got_entry::write): Use PLT offset if
2058 (Output_data_got::add_global_plt): New function.
2059 (Output_data_got::add_local_plt): New function.
2060 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2061 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2062 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2063 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2064 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2066 * testsuite/ifunc-sel.h: New file.
2067 * testsuite/ifuncmain1.c: New file.
2068 * testsuite/ifuncmain1vis.c: New file.
2069 * testsuite/ifuncmod1.c: New file.
2070 * testsuite/ifuncdep2.c: New file.
2071 * testsuite/ifuncmain2.c: New file.
2072 * testsuite/ifuncmain3.c: New file.
2073 * testsuite/ifuncmod3.c: New file.
2074 * testsuite/ifuncmain4.c: New file.
2075 * testsuite/ifuncmain5.c: New file.
2076 * testsuite/ifuncmod5.c: New file.
2077 * testsuite/ifuncmain6pie.c: New file.
2078 * testsuite/ifuncmod6.c: New file.
2079 * testsuite/ifuncmain7.c: New file.
2080 * configure, testsuite/Makefile.in: Rebuild.
2082 2010-08-18 Ian Lance Taylor <iant@google.com>
2085 (Output_section_incremental_inputs::write_input_files): Add cast
2086 to avoid signed/unsigned comparison warning.
2087 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2089 2010-08-12 Cary Coutant <ccoutant@google.com>
2091 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2093 2010-08-13 Ian Lance Taylor <iant@google.com>
2095 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2097 2010-08-12 Cary Coutant <ccoutant@google.com>
2098 Doug Kwan <dougkwan@google.com>
2100 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2101 defintion overrides non-weak undef, remember that the original undef
2103 * symtab.cc (Symbol_table::sized_write_global): For undef without
2104 an original weak binding, set binding to global in output.
2105 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2106 * testsuite/Makefile.in: Regenerate.
2107 * testsuite/strong_ref_weak_def.sh: New file.
2108 * testsuite/strong_ref_weak_def_1.c: Ditto.
2109 * testsuite/strong_ref_weak_def_2.c: Ditto.
2111 2010-08-12 Cary Coutant <ccoutant@google.com>
2113 * testsuite/incremental_test.sh: Rewrite.
2114 * testsuite/incremental_test_1.c: Rewrite.
2115 * testsuite/incremental_test_2.c: Rewrite.
2117 2010-08-12 Cary Coutant <ccoutant@google.com>
2119 * arm.cc (Target_arm::got_size): Add const.
2120 (Target_arm::got_entry_count): New function.
2121 (Target_arm::plt_entry_count): New function.
2122 (Target_arm::first_plt_entry_offset): New function.
2123 (Target_arm::plt_entry_size): New function.
2124 (Output_data_plt_arm::entry_count): New function.
2125 (Output_data_plt_arm::first_plt_entry_offset): New function.
2126 (Output_data_plt_arm::get_plt_entry_size): New function.
2127 * i386.cc (Target_i386::got_size): Add const.
2128 (Target_i386::got_entry_count): New function.
2129 (Target_i386::plt_entry_count): New function.
2130 (Target_i386::first_plt_entry_offset): New function.
2131 (Target_i386::plt_entry_size): New function.
2132 (Output_data_plt_i386::entry_count): New function.
2133 (Output_data_plt_i386::first_plt_entry_offset): New function.
2134 (Output_data_plt_i386::get_plt_entry_size): New function.
2135 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2136 find_incremental_inputs_sections. Dump incremental_got_plt section.
2137 * incremental.cc: Include target.h.
2138 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2139 parameter. Adjust all callers. Find incremental_got_plt section.
2140 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2142 (Output_section_incremental_inputs::set_final_data_size): Calculate
2143 size of incremental_got_plt section.
2144 (Output_section_incremental_inputs::do_write): Write the
2145 incremental_got_plt section.
2146 (Got_plt_view_info): New struct.
2147 (Local_got_offset_visitor): New class.
2148 (Global_got_offset_visitor): New class.
2149 (Global_symbol_visitor_got_plt): New class.
2150 (Output_section_incremental_inputs::write_got_plt): New function.
2151 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2152 Add parameter. Adjust all callers.
2153 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2154 (Incremental_inputs::got_plt_section): New function.
2155 (Incremental_inputs::got_plt_section_): New data member.
2156 (Incremental_got_plt_reader): New class.
2157 * layout.cc (Layout::create_incremental_info_sections): Add the
2158 incremental_got_plt section.
2159 * object.h (Got_offset_list::get_list): New function.
2160 (Got offset_list::for_all_got_offsets): New function.
2161 (Sized_relobj::local_got_offset_list): New function.
2162 * powerpc.cc (Target_powerpc::got_size): Add const.
2163 (Target_powerpc::got_entry_count): New function.
2164 (Target_powerpc::plt_entry_count): New function.
2165 (Target_powerpc::first_plt_entry_offset): New function.
2166 (Target_powerpc::plt_entry_size): New function.
2167 (Output_data_plt_powerpc::entry_count): New function.
2168 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2169 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2170 * sparc.cc (Target_sparc::got_size): Add const.
2171 (Target_sparc::got_entry_count): New function.
2172 (Target_sparc::plt_entry_count): New function.
2173 (Target_sparc::first_plt_entry_offset): New function.
2174 (Target_sparc::plt_entry_size): New function.
2175 (Output_data_plt_sparc::entry_count): New function.
2176 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2177 (Output_data_plt_sparc::get_plt_entry_size): New function.
2178 * symtab.h (Symbol::got_offset_list): New function.
2179 (Symbol_table::for_all_symbols): New function.
2180 * target.h (Sized_target::got_entry_count): New function.
2181 (Sized_target::plt_entry_count): New function.
2182 (Sized_target::plt_entry_size): New function.
2183 * x86_64.cc (Target_x86_64::got_size): Add const.
2184 (Target_x86_64::got_entry_count): New function.
2185 (Target_x86_64::plt_entry_count): New function.
2186 (Target_x86_64::first_plt_entry_offset): New function.
2187 (Target_x86_64::plt_entry_size): New function.
2188 (Output_data_plt_x86_64::entry_count): New function.
2189 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2190 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2192 2010-08-12 Cary Coutant <ccoutant@google.com>
2194 * archive.cc: Include incremental.h.
2195 (Archive::Archive): Initialize incremental_info_.
2196 (Archive::include_member): Record archive members in incremental info.
2197 (Add_archive_symbols::run): Record begin and end of an archive in
2199 (Lib_group::include_member): Record objects in incremental info.
2200 * archive.h (Incremental_archive_entry): Forward declaration.
2201 (Archive::set_incremental_info): New member function.
2202 (Archive::incremental_info): New member function.
2203 (Archive::Unused_symbol_iterator): New class.
2204 (Archive::unused_symbols_begin): New member function.
2205 (Archive::unused_symbols_end): New member function.
2206 (Archive::incremental_info_): New data member.
2207 * incremental-dump.cc (find_input_containing_global): New function.
2208 (dump_incremental_inputs): Dump new incremental info sections.
2209 * incremental.cc: Include symtab.h.
2210 (Output_section_incremental_inputs): New class.
2211 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2212 new incremental info sections.
2213 (Sized_incremental_binary::do_check_inputs): Likewise.
2214 (Incremental_inputs::report_archive): Remove.
2215 (Incremental_inputs::report_archive_begin): New function.
2216 (Incremental_inputs::report_archive_end): New function.
2217 (Incremental_inputs::report_object): New function.
2218 (Incremental_inputs::finalize_inputs): Remove.
2219 (Incremental_inputs::report_input_section): New function.
2220 (Incremental_inputs::report_script): Rewrite.
2221 (Incremental_inputs::finalize): Do nothing but finalize string table.
2222 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2223 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2224 (Incremental_inputs::create_data_sections): New function.
2225 (Incremental_inputs::relocs_entsize): New function.
2226 (Output_section_incremental_inputs::set_final_data_size): New function.
2227 (Output_section_incremental_inputs::do_write): New function.
2228 (Output_section_incremental_inputs::write_header): New function.
2229 (Output_section_incremental_inputs::write_input_files): New function.
2230 (Output_section_incremental_inputs::write_info_blocks): New function.
2231 (Output_section_incremental_inputs::write_symtab): New function.
2232 * incremental.h (Incremental_script_entry): Forward declaration.
2233 (Incremental_object_entry): Forward declaration.
2234 (Incremental_archive_entry): Forward declaration.
2235 (Incremental_inputs): Forward declaration.
2236 (Incremental_inputs_header_data): Remove.
2237 (Incremental_inputs_header): Remove.
2238 (Incremental_inputs_header_write): Remove.
2239 (Incremental_inputs_entry_data): Remove.
2240 (Incremental_inputs_entry): Remove.
2241 (Incremental_inputs_entry_write): Remove.
2242 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2243 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2244 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2245 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2247 (Incremental_input_entry): New class.
2248 (Incremental_script_entry): New class.
2249 (Incremental_object_entry): New class.
2250 (Incremental_archive_entry): New class.
2251 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2252 (Incremental_inputs::report_inputs): Remove.
2253 (Incremental_inputs::report_archive): Remove.
2254 (Incremental_inputs::report_archive_begin): New function.
2255 (Incremental_inputs::report_archive_end): New function.
2256 (Incremental_inputs::report_object): Change prototype.
2257 (Incremental_inputs::report_input_section): New function.
2258 (Incremental_inputs::report_script): Change prototype.
2259 (Incremental_inputs::get_reloc_count): New function.
2260 (Incremental_inputs::set_reloc_count): New function.
2261 (Incremental_inputs::create_data_sections): New function.
2262 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2263 (Incremental_inputs::inputs_section): New function.
2264 (Incremental_inputs::symtab_section): New function.
2265 (Incremental_inputs::relocs_section): New function.
2266 (Incremental_inputs::get_stringpool): Add const.
2267 (Incremental_inputs::command_line): Add const.
2268 (Incremental_inputs::inputs): Remove.
2269 (Incremental_inputs::command_line_key): New function.
2270 (Incremental_inputs::input_file_count): New function.
2271 (Incremental_inputs::input_files): New function.
2272 (Incremental_inputs::relocs_entsize): New function.
2273 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2274 (Incremental_inputs::finalize_inputs): Remove.
2275 (Incremental_inputs::Input_info): Remove.
2276 (Incremental_inputs::lock_): Remove.
2277 (Incremental_inputs::inputs_): Change type.
2278 (Incremental_inputs::inputs_map_): Remove.
2279 (Incremental_inputs::current_object_entry_): New data member.
2280 (Incremental_inputs::inputs_section_): New data member.
2281 (Incremental_inputs::symtab_section_): New data member.
2282 (Incremental_inputs::relocs_section_): New data member.
2283 (Incremental_inputs::reloc_count_): New data member.
2284 (Incremental_inputs_reader): New class.
2285 (Incremental_symtab_reader): New class.
2286 (Incremental_relocs_reader): New class.
2287 * layout.cc (Layout::finalize): Move finalization of incremental info
2288 and creation of incremental info sections to follow finalization of
2289 symbol table. Set offsets for postprocessing sections.
2290 (Layout::create_incremental_info_sections): Call
2291 Incremental_inputs::create_data_sections. Add incremental symtab
2292 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2293 sections to layout after input sections.
2294 * layout.h (struct Timespec): Forward declaration.
2295 (Layout::incremental_inputs): Add const.
2296 (Layout::create_incremental_info_sections): Add parameter.
2297 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2298 * object.cc: Include incremental.h.
2299 (Relobj::finalize_incremental_relocs): New function.
2300 (Sized_relobj::do_layout): Record input sections in incremental info.
2301 * object.h (Object::output_section): New function.
2302 (Object::output_section_offset): Moved from Relobj.
2303 (Object::get_incremental_reloc_base): New function.
2304 (Object::get_incremental_reloc_count): New function.
2305 (Object::do_output_section): New function.
2306 (Object::do_output_section_offset): Moved from Relobj.
2307 (Object::do_get_incremental_reloc_base): New function.
2308 (Object::do_get_incremental_reloc_count): New function.
2309 (Object::Object): Initialize new data members.
2310 (Relobj::output_section): Renamed do_output_section and moved to
2312 (Relobj::output_section_offset): Moved to Object.
2313 (Relobj::do_get_incremental_reloc_base): New function.
2314 (Relobj::do_get_incremental_reloc_count): New function.
2315 (Relobj::allocate_incremental_reloc_counts): New function.
2316 (Relobj::count_incremental_reloc): New function.
2317 (Relobj::finalize_incremental_relocs): New function.
2318 (Relobj::next_incremental_reloc_index): New function.
2319 (Relobj::reloc_counts_): New data member.
2320 (Relobj::reloc_bases_): New data member.
2321 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2322 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2323 (Sized_relobj::incremental_relocs_scan): New function.
2324 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2325 (Sized_relobj::incremental_relocs_write): New function.
2326 (Sized_relobj::incremental_relocs_write_reltype): New function.
2327 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2329 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2330 archives and object files elsewhere.
2331 (Add_symbols::run): Report object files here.
2332 (Finish_group::run): Report end of archive at end of group.
2333 * reloc.cc: Include layout.h, incremental.h.
2334 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2335 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2336 (Sized_relobj::incremental_relocs_scan): New function.
2337 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2338 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2339 (Sized_relobj::incremental_relocs_write): New function.
2340 (Sized_relobj::incremental_relocs_write_reltype): New function.
2341 * script.cc (read_input_script): Rewrite test for incremental link.
2342 Change call to Incremental_inputs::report_script.
2343 * symtab.h (Symbol_table::first_global_index): New function.
2344 (Symbol_table::output_count): New function.
2346 2010-08-12 Doug Kwan <dougkwan@google.com>
2348 * arm.cc (Target_arm::merge_object_attributes): Check command line
2349 options --no-wchar-size-warning and --no-enum-size-warning.
2350 * options.h (General_options): Add ld-compatible options
2351 --no-enum-size-warning and --no-wchar-size-warning.
2353 2010-08-04 Ian Lance Taylor <iant@google.com>
2355 * x86_64.cc (Target_x86_64::Scan::local): Use
2356 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2357 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2358 (Target_x86_64::Scan::global): Likewise.
2359 (Target_x86_64::Relocate::relocate): Likewise.
2360 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2363 2010-08-03 Cary Coutant <ccoutant@google.com>
2365 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2366 to reserve space in merged_strings vector. Keep total input size
2368 (Output_merge_string::do_print_merge_stats): Print total input size.
2369 * merge.h (Output_merge_string): Add input_size_ field.
2370 * stringpool.cc (Stringpool_template::string_length): Move
2371 implementations out of Stringpool_template class and place in
2373 * stringpool.h (string_length): Move out of Stringpool_template.
2375 2010-08-03 Ian Lance Taylor <iant@google.com>
2378 * layout.cc (relaxation_loop_body): If address of load segment is
2379 set, adjust address to include headers if possible.
2381 2010-08-03 Ian Lance Taylor <iant@google.com>
2383 * version.cc (version_string): Bump to 1.10.
2385 2010-08-03 Ian Lance Taylor <iant@google.com>
2388 * layout.h (enum Output_section_order): Define.
2389 (class Layout): Update declarations.
2390 * layout.cc (Layout::get_output_section): Add order parameter.
2391 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2392 is_first_non_relro parameters. Change all callers.
2393 (Layout::choose_output_section): Likewise.
2394 (Layout::add_output_section_data): Likewise.
2395 (Layout::make_output_section): Likewise. Set order.
2396 (Layout::default_section_order): New function.
2397 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2398 * output.cc (Output_section::Output_section): Initialize order_.
2399 Don't initialize deleted fields.
2400 (Output_segment::Output_segment): Don't initialize deleted
2402 (Output_segment::add_output_section_to_load): New function
2403 replacing add_output_section. Change all callers to call this or
2404 add_output_section_to_nonload.
2405 (Output_segment::add_output_section_to_nonload): New function.
2406 (Output_segment::remove_output_section): Rewrite.
2407 (Output_segment::add_initial_output_data): Likewise.
2408 (Output_segment::has_any_data_sections): Likewise.
2409 (Output_segment::is_first_section_relro): Likewise.
2410 (Output_segment::maximum_alignment): Likewise.
2411 (Output_segment::has_dynamic_reloc): New function replacing
2412 dynamic_reloc_count. Change all callers.
2413 (Output_segment::has_dynamic_reloc_list): New function replacing
2414 dynamic_reloc_count_list. Change all callers.
2415 (Output_segment::set_section_addresses): Rewrite.
2416 (Output_segment::set_offset): Rewrite.
2417 (Output_segment::find_first_and_last_list): Remove.
2418 (Output_segment::set_tls_offsets): Rewrite.
2419 (Output_segment::first_section_load_address): Likewise.
2420 (Output_segment::output_section_count): Likewise.
2421 (Output_segment::section_with_lowest_load_address): Likewise.
2422 (Output_segment::write_section_headers): Likewise.
2423 (Output_segment::print_sections_to_map): Likewise.
2424 * output.h (class Output_data): Remove dynamic_reloc_count_
2425 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2426 (Output_data::add_dynamic_reloc): Rewrite.
2427 (Output_data::has_dynamic_reloc): New function.
2428 (Output_data::dynamic_reloc_count): Remove.
2429 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2430 is_last_relro_, is_first_non_relro_, is_interp_,
2431 is_dynamic_linker_section_ fields. Add order and set_order
2432 functions. Remove is_relro_local, set_is_relro_local,
2433 is_last_relro, set_is_last_relro, is_first_non_relro,
2434 set_is_first_non_relro functions, is_interp, set_is_interp,
2435 is_dynamic_linker_section, and set_is_dynamic_linker_section
2437 (class Output_segment): Change Output_data_list from std::list to
2438 std:;vector. Add output_lists_ field. Remove output_data_ and
2439 output_bss_ fields. Update declarations.
2441 2010-08-02 Ian Lance Taylor <iant@google.com>
2443 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2444 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2445 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2447 2010-08-02 Ian Lance Taylor <iant@google.com>
2450 * script.cc (Script_options::Script_options): Initialize
2451 symbol_definitions_ and symbol_references_.
2452 (Script_options::add_symbol_assignment): Update
2453 symbol_definitions_ and symbol_references_.
2454 (Script_options::add_symbol_reference): New function.
2455 (script_symbol): New function.
2456 * script.h (class Script_options): Add symbol_definitions_ and
2457 symbol_references_ fields.
2458 (Script_options::referenced_const_iterator): New type.
2459 (Script_options::referenced_begin): New function.
2460 (Script_options::referenced_end): New function.
2461 (Script_options::is_referenced): New function.
2462 (Script_options::any_unreferenced): New function.
2463 * script-c.h (script_symbol): Declare.
2464 * yyscript.y (exp): Call script_symbol.
2465 * symtab.cc: Include "script.h".
2466 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2467 Change all callers. Check symbols referenced by scripts.
2468 (Symbol_table::add_undefined_symbols_from_command_line): Add
2469 layout parameter. Change all callers.
2470 (Symbol_table::do_add_undefined_symbols_from_command_line):
2471 Likewise. Break out loop body. Check symbols referenced by
2473 (Symbol_table::add_undefined_symbol_from_command_line): New
2474 function broken out of
2475 do_add_undefined_symbols_from_command_line.
2476 * symtab.h (class Symbol_table): Update declarations.
2477 * archive.cc: Include "layout.h".
2478 (Archive::should_include_member): Add layout parameter. Change
2479 all callers. Check for symbol mentioned in expression.
2480 * archive.h (class Archive): Update declaration.
2481 * object.cc (Sized_relobj::do_should_include_member): Add layout
2483 * object.h (Object::should_include_member): Add layout parameter.
2485 (Object::do_should_include_member): Add layout parameter.
2486 (class Sized_relobj): Update declaration.
2487 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2489 * dynobj.h (class Sized_dynobj): Update declaration.
2490 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2492 * plugin.h (class Sized_pluginobj): Update declaration.
2494 2010-08-02 Ian Lance Taylor <iant@google.com>
2497 * output.cc (Output_segment::set_offset): Search for the first and
2498 last sections rather than assuming that the list is in order.
2499 (Output_segment::find_first_and_last_list): New function.
2500 * output.h (class Output_segment): Update declarations.
2501 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2502 (relro_strip_test_SOURCES): New variable.
2503 (relro_strip_test_DEPENDENCIES): New variable.
2504 (relro_strip_test_LDFLAGS): New variable.
2505 (relro_strip_test_LDADD): New variable.
2506 (relro_strip_test.so): New target.
2508 2010-08-02 Ian Lance Taylor <iant@google.com>
2510 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2511 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2512 (Target_i386::got_tlsdesc_section): New function.
2513 (Target_i386::got_section): Create space for GOT entries for
2514 TLSDESC relocations.
2515 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2517 (Target_i386::Scan::global): Likewise.
2518 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2520 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2521 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2522 (Target_x86_64::got_tlsdesc_section): New function.
2523 (Target_x86_64::got_section): Create space for GOT entries for
2524 TLSDESC relocations.
2525 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2527 (Target_x86_64::Scan::global): Likewise.
2528 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2531 2010-08-02 Ian Lance Taylor <iant@google.com>
2533 * testsuite/final_layout.sh: Use dc to convert from hex to
2536 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2538 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2539 paramter to the call to gold::gc_process_relocs.
2540 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2541 paramter to the call to gold::gc_process_relocs.
2542 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2543 parameter to the call to gold::gc_process_relocs.
2544 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2545 template parameter to the call to gold::gc_process_relocs.
2546 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2547 paramter to the call to gold::gc_process_relocs.
2548 * gc.h (get_embedded_addend_size): New function.
2549 (gc_process_relocs): Save the size of the reloc for use by ICF.
2550 * icf.cc (get_section_contents): Get the addend from the text section
2551 for SHT_REL relocation sections.
2552 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2553 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2554 * int_encoding.h (read_from_pointer): New overloaded function.
2555 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2556 * testsuite/icf_sht_rel_addend_test.sh: New file.
2557 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2558 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2560 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2562 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2563 * Makefile.in: Regenerate.
2564 * testsuite/Makefile.in: Regenerate.
2566 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2568 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2569 * gold/testsuite/debug_msg.cc: Likewise.
2570 * gold/testsuite/odr_violation1.cc
2571 * gold/testsuite/odr_violation2.cc
2573 2010-07-21 Cary Coutant <ccoutant@google.com>
2575 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2576 string, and length fields.
2577 (Output_merge_string::Merged_strings_list): New type.
2578 (Output_merge_string::Merged_strings_lists): New typedef.
2579 (Output_merge_string): Replace merged_strings_ with
2580 merged_strings_lists_.
2581 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2582 Merged_strings_list per input object and section. Don't store pointer
2583 to the string. Don't store length with each merged string entry.
2584 (Output_merge_string::finalize_merged_data): Loop over list of merged
2585 strings lists. Recompute length of each merged string.
2587 2010-07-15 Cary Coutant <ccoutant@google.com>
2589 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2592 2010-07-14 Ian Lance Taylor <iant@google.com>
2594 * descriptors.cc (Descriptors::open): Report correct name in error
2597 2010-07-13 Doug Kwan <dougkwan@google.com>
2599 * arm.cc (Arm_input_section::Arm_input_section): For a
2600 SHT_ARM_EXIDX section, always keeps the input sections.
2601 (Arm_input_section::set_exidx_section_link): New method.
2602 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2603 has_errors_ to false.
2604 (Arm_exidx_input_section::has_errors,
2605 Arm_exidx_input_section::set_has_errors): New methods.
2606 (Arm_exidx_input_section::has_errors_): New data member.
2607 (Arm_relobj::get_exidx_shndx_list): New method.
2608 (Arm_output_section::append_text_sections_to_list): Do not skip
2609 section without SHF_EXECINSTR.
2610 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2612 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2613 section header. Make error messages more verbose. Check for
2614 a non-executable section linked to an EXIDX section.
2615 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2616 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2617 check that there is no deferred EXIDX section if we exit early.
2618 Instead of not making an EXIDX section in case of an error, make one
2619 and set the has_errors flag of it.
2620 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2621 in a relocatable link.
2622 (Target_arm::do_relax): Look for the EXIDX output section instead of
2623 assuming that it is called .ARM.exidx.
2624 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2625 section list. Do not check for SHF_EXECINSTR section flags but
2626 skip any input section with errors.
2627 * output.cc (Output_section::Output_section): Initialize
2628 always_keeps_input_sections_ to false.
2629 (Output_section::add_input_section): Check for
2630 always_keeps_input_sections_.
2631 * output.h (Output_section::always_keeps_input_sections,
2632 Output_section::set_always_keeps_input_sections): New methods.
2633 (Output_section::always_keeps_input_sections): New data member.
2635 2010-07-13 Rafael Espindola <espindola@google.com>
2637 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2638 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2640 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2641 Ian Lance Taylor <iant@google.com>
2643 * output.h (Output_section_lookup_maps::add_merge_section):
2644 Correct check of whether value was inserted.
2645 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2646 (Output_section_lookup_maps::add_relaxed_input_section):
2648 * arm.cc (Target_arm::got_section): Remove used local os.
2649 * i386.cc (Target_i386::got_section): Likewise.
2650 * x86_64.cc (Target_x86_64::got_section): Likewise.
2651 * sparc.cc (Target_sparc::got_section): Likewise.
2652 (Target_sparc::relocate): Remove unused local have_got_offset.
2653 * powerpc.cc (Target_powerpc::relocate): Likewise.
2655 2010-07-13 Ian Lance Taylor <iant@google.com>
2657 * compressed_output.cc (zlib_decompress): Fix signature in
2660 * archive.cc (Archive::include_member): Unlock an external member
2661 of a thin archive. Don't bother to delete an object we know is
2664 2010-07-12 Cary Coutant <ccoutant@google.com>
2666 * compressed_output.cc (zlib_decompress): New function.
2667 (get_uncompressed_size): New function.
2668 (decompress_input_section): New function.
2669 * compressed_output.h (get_uncompressed_size): New function.
2670 (decompress_input_section): New function.
2671 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2672 Handle compressed debug sections.
2673 * layout.cc (is_compressed_debug_section): New function.
2674 (Layout::output_section_name): Map compressed section names to
2676 * layout.h (is_compressed_debug_section): New function.
2677 (is_debug_info_section): Recognize compressed debug sections.
2678 * merge.cc: Include compressed_output.h.
2679 (Output_merge_data::do_add_input_section): Handle compressed
2681 (Output_merge_string::do_add_input_section): Handle compressed
2683 * object.cc: Include compressed_output.h.
2684 (Sized_relobj::Sized_relobj): Initialize new data members.
2685 (build_compressed_section_map): New function.
2686 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2687 * object.h (Object::section_is_compressed): New method.
2688 (Object::do_section_is_compressed): New method.
2689 (Sized_relobj::Compressed_section_map): New type.
2690 (Sized_relobj::do_section_is_compressed): New method.
2691 (Sized_relobj::compressed_sections_): New data member.
2692 * output.cc (Output_section::add_input_section): Handle compressed
2694 * reloc.cc: Include compressed_output.h.
2695 (Sized_relobj::write_sections): Handle compressed debug sections.
2697 2010-07-08 Cary Coutant <ccoutant@google.com>
2699 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2700 weak when resolving to a dynamic def.
2701 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2702 for weak undef/dynamic def cases. Adjust callers.
2703 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2704 undef_binding_weak_.
2705 (Symbol_table::sized_write_globals): Adjust symbol binding.
2706 (Symbol_table::sized_write_symbol): Add binding parameter.
2707 * symtab.h (Symbol::set_undef_binding): New method.
2708 (Symbol::is_undef_binding_weak): New method.
2709 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2710 (Symbol_table::should_override): Add new parameter.
2711 (Symbol_table::sized_write_symbol): Add new parameter.
2713 * testsuite/weak_undef_file1.cc: Add new test case.
2714 * testsuite/weak_undef_file2.cc: Fix header comment.
2715 * testsuite/weak_undef_test.cc: Add new test case.
2717 2010-06-29 Doug Kwan <dougkwan@google.com>
2719 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2720 Initialize USE_SYMBOL_.
2721 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2723 (Arm_reloc_property::uses_symbol_): New data member declaration.
2724 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2725 uses symbol value and symbol is undefined but not weakly undefined.
2727 2010-06-28 Rafael Espindola <espindola@google.com>
2729 * plugin.cc (Plugin::load): Use dlerror.
2731 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2733 * symtab.cc (detect_odr_violations): When reporting an ODR
2734 violation, report an object where the symbol is defined.
2736 2010-06-25 Doug Kwan <dougkwan@google.com>
2738 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2739 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2741 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2742 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2743 target hook to detect function points.
2744 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2745 * icf.h (Icf::check_section_for_function_pointers): Change type of
2746 parameter SECTION_NAME to const reference to std::string. Use
2747 target hook to determine if section may have unsafe pointers.
2748 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2751 2010-06-21 Rafael Espindola <espindola@google.com>
2753 * fileread.cc (Input_file::find_fie): New
2754 (Input_file::open): Use Input_file::find_fie.
2755 * fileread.h (Input_file::find_fie): New
2756 * plugin.cc (set_extra_library_path): New.
2757 (Plugin::load): Add set_extra_library_path to the transfer vector.
2758 (Plugin_manager::set_extra_library_path): New.
2759 (Plugin_manager::add_input_file): Use the extra search path if set.
2760 (set_extra_library_path(): New.
2761 * plugin.h (Plugin_manager): Add set_extra_library_path and
2764 2010-06-19 Cary Coutant <ccoutant@google.com>
2766 * layout.cc (gdb_sections): Add .debug_types.
2767 (lines_only_debug_sections): Likewise.
2769 2010-06-18 Rafael Espindola <espindola@google.com>
2771 * plugin.cc (add_input_file,add_input_library)
2772 (Plugin_manager::add_input_file): Make filename arguments const.
2773 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2776 2010-06-16 Doug Kwan <dougkwan@google.com>
2778 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2779 .ARM.attributes section if we have not merged any input
2780 attributes sections.
2782 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2784 * arm.cc: Allow combining objects with no EABI version
2787 2010-06-15 Rafael Espindola <espindola@google.com>
2789 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2791 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2793 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2794 (struct iovec): Correct !HAVE_READV definition.
2796 2010-06-10 Cary Coutant <ccoutant@google.com>
2798 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2799 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2801 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2804 * symtab.h (Symbol::is_placeholder): New member function.
2805 * target-reloc.h (relocate_section): Check for placeholder symbols.
2807 * testsuite/Makefile.am (plugin_test_8): New test.
2808 (plugin_test_9): New test.
2809 * testsuite/Makefile.in: Regenerate.
2811 2010-06-09 Nick Clifton <nickc@redhat.com>
2813 * yyscript.y (input_list_element): Allow strings prefixed with
2814 the '-' character. Treat these as libraries.
2815 * script.cc (script_add_library): New function. Adds a library
2816 specified by "-l<name>" found in an input script.
2817 * script-c.h: Add prototype for script_add_library.
2819 2010-06-07 Doug Kwan <dougkwan@google.com>
2821 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2822 Restrict stub-group size to be within long conditional branch
2823 range when working around cortex-A8 erratum.
2825 2010-06-07 Damien Diederen <dd@crosstwine.com>
2827 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2830 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2834 (Output_section::Input_section_sort_entry::compare_section_ordering):
2835 Change to return non-zero correctly.
2836 (Output_section::Input_section_sort_section_order_index_compare
2837 ::operator()): Change to fix ambiguity in comparisons.
2839 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2841 * gold.h (is_wildcard_string): New function.
2842 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2843 (Layout::layout_eh_frame): Ditto.
2844 (Layout::find_section_order_index): New method.
2845 (Layout::read_layout_from_file): New method.
2846 * layout.h (Layout::find_section_order_index): New method.
2847 (Layout::read_layout_from_file): New method.
2848 (Layout::input_section_position_): New private member.
2849 (Layout::input_section_glob_): New private member.
2850 * main.cc (main): Call read_layout_from_file here.
2851 * options.h (--section-ordering-file): New option.
2852 * output.cc (Output_section::input_section_order_specified_): New
2854 (Output_section::Output_section): Initialize new member.
2855 (Output_section::add_input_section): Add new parameter.
2856 Keep input sections when --section-ordering-file is used.
2857 (Output_section::set_final_data_size): Sort input sections when
2858 section ordering file is specified.
2859 (Output_section::Input_section_sort_entry): Add new parameter.
2861 (Output_section::Input_section_sort_entry::compare_section_ordering):
2863 (Output_section::Input_section_sort_compare::operator()): Change to
2864 consider section_order_index.
2865 (Output_section::Input_section_sort_init_fini_compare::operator()):
2866 Change to consider section_order_index.
2867 (Output_section::Input_section_sort_section_order_index_compare
2868 ::operator()): New method.
2869 (Output_section::sort_attached_input_sections): Change to sort
2870 according to section order when specified.
2871 (Output_section::add_input_section<32, true>): Add new parameter.
2872 (Output_section::add_input_section<64, true>): Add new parameter.
2873 (Output_section::add_input_section<32, false>): Add new parameter.
2874 (Output_section::add_input_section<64, false>): Add new parameter.
2875 * output.h (Output_section::add_input_section): Add new parameter.
2876 (Output_section::input_section_order_specified): New
2878 (Output_section::set_input_section_order_specified): New method.
2879 (Input_section::Input_section): Initialize section_order_index_.
2880 (Input_section::section_order_index): New method.
2881 (Input_section::set_section_order_index): New method.
2882 (Input_section::section_order_index_): New member.
2883 (Input_section::Input_section_sort_section_order_index_compare): New
2885 (Output_section::input_section_order_specified_): New member.
2886 * script-sections.cc (is_wildcard_string): Delete and move modified
2888 (Output_section_element_input::Output_section_element_input): Modify
2889 call to is_wildcard_string.
2890 (Output_section_element_input::Input_section_pattern
2891 ::Input_section_pattern): Ditto.
2892 (Output_section_element_input::Output_section_element_input): Ditto.
2893 * testsuite/Makefile.am (final_layout): New test case.
2894 * testsuite/Makefile.in: Regenerate.
2895 * testsuite/final_layout.cc: New file.
2896 * testsuite/final_layout.sh: New file.
2898 2010-06-01 Rafael Espindola <espindola@google.com>
2900 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2902 2010-06-01 Rafael Espindola <espindola@google.com>
2904 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2905 visibility of symbols.
2907 2010-05-27 Doug Kwan <dougkwan@google.com>
2909 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2910 from start of output section instead of address for a local symbol
2911 in a merged or relaxed section when doing a relocatable link.
2913 2010-05-26 Rafael Espindola <espindola@google.com>
2916 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2917 adding sections the garbage collector removed.
2918 * gold/testsuite/Makefile.am: Add test.
2919 * gold/testsuite/Makefile.in: Regenerate.
2920 * gold/testsuite/plugin_test_7.sh: New.
2921 * gold/testsuite/plugin_test_7_1.c: New.
2922 * gold/testsuite/plugin_test_7_2.c: New.
2924 2010-05-26 Rafael Espindola <espindola@google.com>
2926 * script-sections.cc (Output_section_definition::set_section_addresses):
2927 Check for --section-start.
2929 2010-05-26 Doug Kwan <dougkwan@google.com>
2931 * arm.cc (Arm_scan_relocatable_relocs): New class.
2932 (Target_arm::relocate_special_relocatable): New method.
2933 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2934 (Arm_relocate_functions::thumb_branch_common): Same.
2935 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2936 instead of Default_scan_relocatable_relocs.
2937 * target-reloc.h (relocate_for_relocatable): Let target handle
2938 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2939 * target.h (Sized_target::relocate_special_relocatable): New method.
2941 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2943 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2945 2010-05-23 Doug Kwan <dougkwan@google.com>
2947 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2949 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2950 with a direct branch, not a conditional branch, to a stub.
2951 * merge.cc (Output_merge_base::record_input_section): New method
2953 (Output_merge_data::do_add_input_section): Record input section if
2954 keeps-input-sections flag is set.
2955 (Output_merge_string::do_add_input_section): Ditto.
2956 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2957 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2959 (Output_merge_base::keeps_input_sections,
2960 Output_merge_base::set_keeps_input_sections,
2961 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2963 (Output_merge_base::Input_sections): New type declaration.
2964 (Output_merge_base::input_sections_begin,
2965 Output_merge_base::input_sections_end,
2966 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2967 (Output_merge_base::bool keeps_input_sections_,
2968 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2969 Output_merge_base::input_sections_): New data members.
2970 (Output_merge_data::do_set_keeps_input_sections): New method
2972 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2973 * output.cc (Output_section::Input_section::relobj): Move method
2974 defintion from class declaration to here and handle merge sections.
2975 (Output_section::Input_section::shndx): Ditto.
2976 (Output_section::Output_section): Remove initializations of removed
2977 data members and initialize new data member LOOKUP_MAPS_.
2978 (Output_section::add_input_section): Set keeps-input-sections flag
2979 for a newly created merge output section as appropriate. Adjust code
2980 to use Output_section_lookup_maps class.
2981 (Output_section::add_relaxed_input_section): Adjst code for lookup
2982 maps code refactoring.
2983 (Output_section::add_merge_input_section): Add a new parameter
2984 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2985 class. If adding input section to a newly created merge output
2986 section fails, remove the new merge section.
2987 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2988 Adjust code for use of the Output_section_lookup_maps class.
2989 (Output_section::find_merge_section): Ditto.
2990 (Output_section::build_lookup_maps): New method defintion.
2991 (Output_section::find_relaxed_input_section): Adjust code to use
2992 Output_section_lookup_maps class.
2993 (Output_section::get_input_sections): Export merge sections. Adjust
2994 code to use Output_section_lookup_maps class.
2995 (Output_section:::add_script_input_section): Adjust code to use
2996 Output_section_lookup_maps class. Update lookup maps for merge
2998 (Output_section::discard_states): Use Output_section_lookup_maps.
2999 (Output_section::restore_states): Same.
3000 * output.h (Merge_section_properties): Move class defintion out of
3002 (Output_section_lookup_maps): New class.
3003 (Output_section::Input_section::is_merge_section): New method
3005 (Output_section::Input_section::relobj): Move defintion out of class
3006 defintion. Declare method only.
3007 (Output_section::Input_section::shndx): Ditto.
3008 (Output_section::Input_section::output_merge_base): New method defintion.
3009 (Output_section::Input_section::u2_.pomb): New union field.
3010 (Output_section::Merge_section_by_properties_map,
3011 Output_section::Output_section_data_by_input_section_map,
3012 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3014 (Output_section::add_merge_input_section): Add new parameter
3015 KEEPS_INPUT_SECTIONS.
3016 (Output_section::build_lookup_maps): New method declaration.
3017 (Output_section::merge_section_map_,
3018 Output_section::merge_section_by_properties_map_,
3019 Output_section::relaxed_input_section_map_,
3020 Output_section::is_relaxed_input_section_map_valid_): Remove data
3022 (Output_section::lookup_maps_): New data member.
3024 2010-05-21 Doug Kwan <dougkwan@google.com>
3027 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3028 avoid a compilation error.
3030 2010-05-19 Rafael Espindola <espindola@google.com>
3032 * script-sections.cc (Output_section_definition::allocate_to_segment):
3033 Update the phdrs_list even when the output section is NULL.
3034 * testsuite/Makefile.am: Add test.
3035 * testsuite/Makefile.in: Regenerate.
3036 * testsuite/script_test_9.cc: New.
3037 * testsuite/script_test_9.sh: New.
3038 * testsuite/script_test_9.t: New.
3040 2010-05-19 Doug Kwan <dougkwan@google.com>
3042 * arm.cc (Arm_input_section::original_size): New method.
3043 (Arm_input_section::do_addralign): Add a cast.
3044 (Arm_input_section::do_output_offset): Remove static cast.
3045 (Arm_input_section::original_addralign,
3046 Arm_input_section::original_size_): Change type to uint32_t.
3047 (Arm_input_section::init): Add safe casts for section alignment
3049 (Arm_input_section::set_final_data_size): Do not set address and
3050 offset of stub table.
3051 (Arm_output_section::fix_exidx_coverage): Change use of of
3052 Output_section::Simple_input_section to that of
3053 Output_section::Input_section.
3054 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3055 except for the first pass.
3056 * output.cc (Output_section::get_input_sections): Change type of
3057 input_sections to std::list<Input_section>.
3058 (Output_section::add_script_input_section): Rename from
3059 Output_section::add_simple_input_section. Change type of SIS
3060 parameter from Simple_input_section to Input_section.
3061 * output.h (Output_section::Simple_input_section): Remove class.
3062 (Output_section::Input_section): Change class visibility to public.
3063 (Output_section::Input_section::addralign): Use stored alignments
3064 for special input sections if set.
3065 (Output_section::Input_section::set_addralign): New method.
3066 (Output_section::get_input_sections): Change parameter type from
3067 list of Simple_input_section to list of Input_section.
3068 (Output_section::add_script_input_section): Rename from
3069 Output_section::add_simple_input_section. Change first parameter's
3070 type from Simple_input_section to Input_section and remove the
3071 second and third parameters.
3072 * script-sections.cc (Input_section::Input_section_list): Change
3073 type to list of Output_section::Input_section/
3074 (Input_section_info::Input_section_info): Change parameter type of
3075 INPUT_SECTION to Output_section::Input_section.
3076 (Input_section_info::input_section): Change return type.
3077 (Input_section_info::input_section_): Change type to
3078 Output_section::Input_section.
3079 (Output_section_element_input::set_section_addresses): Adjust code
3080 to use Output_section::Input_section instead of
3081 Output_section::Simple_input_section. Adjust code for renaming
3082 of Output_section::add_simple_input_section.
3083 (Orphan_output_section::set_section_addresses): Ditto.
3085 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3087 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3088 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3090 2010-05-18 Rafael Espindola <espindola@google.com>
3092 * options.cc (General_options::finalize): Handle -nostdlib.
3093 * options.h (nostdlib): New option.
3094 * script.cc (script_add_search_dir): Handle -nostdlib.
3096 2010-05-12 Doug Kwan <dougkwan@google.com>
3098 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3099 attributes section only if there no attributes section after merging.
3100 (Target_arm::merge_object_attributes): Move value of
3101 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3102 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3103 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3104 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3105 and arm_attr_merge_7.stdout.
3106 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3107 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3108 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3109 arm_attr_merge_7b.o): New rules.
3110 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3112 * testsuite/Makefile.in: Regenerate.
3113 * testsuite/arm_attr_merge.sh: New file.
3114 * testsuite/arm_attr_merge_[67][ab].s: Same.
3116 2010-05-05 Nick Clifton <nickc@redhat.com>
3118 * po/es.po: Updated Spanish translation.
3120 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3122 * Makefile.am (install-exec-local): Properly install gold as
3123 default cross linker.
3124 * Makefile.in: Regenerated.
3126 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3127 Nick Clifton <nickc@redhat.com>
3129 * configure.ac (install_as_default): Define and set to false
3130 unless --enable-gold or --enable-gold=both/gold has been
3132 * configure: Regenerate.
3134 * Makefile.am (install-exec-local): Install the executable as
3135 'ld.gold'. If install_as_default is true then also install it as
3137 * Makefile.in: Regenerated.
3139 2010-04-24 Ian Lance Taylor <iant@google.com>
3141 * layout.cc (Layout::layout_reloc): In relocatable link don't
3142 combine reloc sections for grouped sections.
3144 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3146 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3147 sections that are not ordinary to icf.
3148 * icf.cc (get_section_contents): Handle relocation pointing to section
3149 with no object or shndx information.
3150 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3151 * testsuite/Makefile.in: Regenerate.
3152 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3153 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3155 2010-04-22 Ian Lance Taylor <iant@google.com>
3157 * expression.cc (Expression::Expression_eval_info): Add
3158 result_alignment_pointer field.
3159 (Expression::eval_with_dot): Add result_alignment_pointer
3160 parameter. Change all callers.
3161 (Expression::eval_maybe_dot): Likewise.
3162 (class Binary_expression): Add alignment_pointer parameter to
3163 left_value and right_value. Change all callers.
3164 (BINARY_EXPRESSION): Set result alignment.
3165 (class Trinary_expression): Add alignment_pointer parameter to
3166 arg2_value and arg3_value. Change all callers.
3167 (Trinary_cond::value): Set result alignment.
3168 (Max_expression::value, Min_expression::value): Likewise.
3169 (Align_expression::value): Likewise.
3170 * script-sections.cc (class Sections_element): Add dot_alignment
3171 parameter to set_section_addresses virtual function. Update
3173 (class Output_section_element): Likewise.
3174 (Script_sections::create_segments): Add dot_alignment parameter.
3176 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3177 (Script_sections::set_phdrs_clause_addresses): Likewise.
3178 * script-sections.h: Update declarations.
3179 * script.h: Update declarations.
3180 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3182 * testsuite/script_test_3.t: Set large alignment.
3183 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3184 segment has expected alignment.
3186 2010-04-22 Nick Clifton <nickc@redhat.com>
3188 * po/gold.pot: Updated by the Translation project.
3189 * po/vi.po: Updated Vietnamese translation.
3191 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3193 * testsuite/Makefile.am (check_PROGRAMS): Add
3194 icf_virtual_function_folding_test.
3195 * testsuite/Makefile.in: Regenerated.
3197 2010-04-15 Andrew Haley <aph@redhat.com>
3199 * options.h (merge_exidx_entries): New option.
3200 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3201 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3202 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3203 (Target_arm::merge_exidx_entries): New function.
3204 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3205 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3206 to Arm_exidx_fixup constructor.
3207 Add new arg, merge_exidx_entries.
3208 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3209 Arm_output_section::fix_exidx_coverage.
3211 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3213 * icf.cc (get_section_contents): Check for preemptible functions.
3214 Ignore addend when appropriate.
3215 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3217 (add_from_relobj): Check for section folded.
3218 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3219 * symtab.h (should_add_dynsym_entry): Add new parameter.
3220 * target-reloc.h (scan_relocs): Check for section folded.
3221 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3222 Check reloc types for function pointers in shared objects.
3223 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3225 (icf_preemptible_functions_test): New test case.
3226 (icf_string_merge_test): New test case.
3227 * testsuite.Makefile.in: Regenerate.
3228 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3229 bar_glob. Refactor code.
3230 * testsuite/icf_preemptible_functions_test.cc: New file.
3231 * testsuite/icf_preemptible_functions_test.sh: New file.
3232 * testsuite/icf_string_merge_test.cc: New file.
3233 * testsuite/icf_string_merge_test.sh: New file.
3234 * testsuite/icf_virtual_function_folding_test.cc: New file.
3235 * testsuite/icf_virtual_function_folding_test.sh: New file.
3237 2010-04-14 Doug Kwan <dougkwan@google.com>
3239 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3240 for local symbol recounting if we remove a section due to ICF.
3241 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3242 there are no regular objects in input.
3244 2010-04-13 Doug Kwan <dougkwan@google.com>
3246 * arm.cc (Arm_input_section::set_final_data_size): Compute
3247 accurate final data size instead of using current data size.
3249 2010-04-09 Doug Kwan <dougkwan@google.com>
3251 * layout.cc (Layout::choose_output_section): Handle script section
3253 (Layout::make_output_section_for_script): Add section type parameter.
3254 Handle script section types.
3255 * layout.h (Layout::make_output_section_for_script): Add section
3257 * output.cc (Output_section::Output_section): Initialize data member
3259 (Output_section::do_reset_address_and_file_offset): Do not set address
3260 to 0 if section is a NOLOAD section.
3261 * output.h (Output_section::is_noload): New method.
3262 (Output_section::set_is_noload): Ditto.
3263 (Output_section::is_noload_): New data member.
3264 * script-c.h (Script_section_type): New enum type.
3265 (struct Parser_output_section_header): Add new file section_type.
3266 * script-sections.cc (Sections_element::output_section_name): Add
3267 parameter for returning script section type.
3268 (Output_section_definition::output_section_name): Ditto.
3269 (Output_section_definition::section_type)P; New method.
3270 (Output_section_definiton::script_section_type_name): Ditto.
3271 (Output_section_definition::script_section_type_): New data member.
3272 (Output_section_definition::Output_section_definition): Initialize
3273 data member Output_section_definition::script_section_type_.
3274 (Output_section_definition::create_sections): Pass script section type
3275 to Layout::make_output_section_for_script.
3276 (Output_section_definition::output_section_name): Return script
3277 section type to caller.
3278 (Output_section_definition::set_section_address): Do not advance
3279 dot value and load address if section type is NOLOAD. Set address
3280 of NOLOAD sections regardless of section flags.
3281 (Output_section_definition::print): Print section type if it is
3282 not SCRIPT_SECTION_TYPE_NONE.
3283 (Output_section_definition::section_type): New method.
3284 (Output_section_definition::script_section_type_name): Ditto.
3285 (Script_sections::output_section_name): Add new parameter
3286 PSECTION_TYPE for returning script section type. Pass it to
3287 section elements. Handle discard sections.
3288 (Sort_output_sections::operator()): Handle NOLOAD sections.
3289 * script-sections.h (Script_sections::Section_type): New enum type.
3290 (Script_sections::output_section_name): Add a new parameter for
3291 returning script section type.
3292 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3294 * yyscript.y (union): Add new field SECTION_TYPE.
3295 (COPY, DSECT, INFO, NOLOAD): New tokens.
3296 (opt_address_and_section_type): Change type to output_section_header.
3297 (section_type): New non-terminal
3298 (section_header): Handle section type.
3299 (opt_address_and_section_type): Return section type value.
3301 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3303 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3304 * testsuite/plugin_common_test_2.c (foo): Likewise.
3306 2010-04-08 Doug Kwan <dougkwan@google.com>
3308 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3310 * output.cc (Output_section::add_merge_input_section): Simplify
3311 code and return status of Output_merge_base::add_input_section.
3312 Update merge section map only if Output_merge_base::add_input_section
3315 2010-04-07 Doug Kwan <dougkwan@google.com>
3317 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3318 if section is marked as containing instructions but has no mapping
3320 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3321 correct section index.
3322 (Arm_relobj::find_linked_text_section): Ditto.
3324 2010-04-07 Cary Coutant <ccoutant@google.com>
3326 * archive.cc (include_member): Destroy Read_symbols_data object before
3328 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3329 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3330 (Read_symbols_data::~Read_symbols_data) New destructor.
3331 (Section_relocs::Section_relocs) New constructor.
3332 (Section_relocs::~Section_relocs) New destructor.
3333 (Read_relocs_data::Read_relocs_data) New constructor.
3334 (Read_relocs_data::~Read_relocs_data) New destructor.
3335 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3336 pointers to NULL after deleting.
3338 2010-04-07 Doug Kwan <dougkwan@google.com>
3340 * arm.cc: Replace "endianity" with "endianness" in comments.
3341 (Arm_exidx_cantunwind): Ditto.
3342 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3343 (Arm_relobj::merge_flags_and_attributes): New method.
3344 (Arm_relobj::merge_flags_and_attributes_): New data member.
3345 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3346 (Arm_relobj::scan_sections_for_stubs): Ditto.
3347 (Arm_relobj::do_read_symbols): Check to see if we really want to
3348 merge processor-specific flags and attributes. Exit early if
3349 an object is empty except for section names and the undefined symbol.
3350 (Target_arm::do_finalize_sections): Move check for ELF format to
3351 Arm_relobj::do_read_symbols. Merge processor specific flags and
3352 attributes from a regular object only when we have determined that
3353 it is aapropriate. Do not create an .ARM.attributes section in
3354 output if there is no regular input object.
3355 (Target_arm::merge_processor_specific_flags): Check
3356 --warn-mismatch before printing any error.
3357 (Target_arm::merge_object_attributes): Ditto.
3358 * gold.cc (queue_middle_tasks): Handle the case in which there is
3359 no regular object in input.
3360 * options.cc (General_options::parse_EB): New method.
3361 (General_options::parse_EL): Same.
3362 (General_options::General_options): Initialize endianness_.
3363 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3365 (General_options::Endianness): New enum.
3366 (General_options::endianness): New method.
3367 (General_options::endianness_): New data member.
3368 * parameters.cc (Parameters::set_options): Check target endianness.
3369 (Parameters::set_target_once): Ditto.
3370 (Parameters::check_target_endianness): New method.
3371 (parameters_force_valid_target): If either -EL or -EB is specified,
3372 use it to define endianness of default target.
3373 * parameters.h (Parameters::check_target_endianness): New method
3375 * target.h (class Target): Change "endianity" to "endianness"
3378 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3380 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3381 * configure: Regenerate.
3382 * Makefile.in: Regenerate.
3383 * testsuite/Makefile.in: Regenerate.
3385 2010-04-06 Cary Coutant <ccoutant@google.com>
3388 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3389 prevailing definitions of common symbols.
3390 * testsuite/plugin_test_6.sh: New test case.
3391 * testsuite/plugin_common_test_1.c: New test case.
3392 * testsuite/plugin_common_test_2.c: New test case.
3393 * testsuite/Makefile.am (plugin_test_6): New test case.
3394 * testsuite/Makefile.in: Regenerate.
3396 2010-04-06 Nick Clifton <nickc@redhat.com>
3398 * po/vi.po: New Vietnamese translation.
3400 2010-03-30 Doug Kwan <dougkwan@google.com>
3402 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3404 2010-03-25 Doug Kwan <dougkwan@google.com>
3406 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3407 to avoid a conversion warning on a 32-bit host.
3409 2010-03-24 Ian Lance Taylor <iant@google.com>
3411 * testsuite/script_test_3.t: Add a TLS segment.
3412 * testsuite/Makefile.am (check_PROGRAMS): Add
3413 tls_phdrs_script_test.
3414 (tls_phdrs_script_test_SOURCES): Define.
3415 (tls_phdrs_script_test_DEPENDENCIES): Define.
3416 (tls_phdrs_script_test_LDFLAGS): Define.
3417 (tls_phdrs_script_test_LDADD): Define.
3418 * testsuite/Makefile.in: Rebuild.
3420 2010-03-23 Cary Coutant <ccoutant@google.com>
3422 * fileread.cc (find_or_make_view): Fix comment.
3424 2010-03-23 Ian Lance Taylor <iant@google.com>
3426 * script-sections.cc (class Orphan_section_placement): Define
3427 PLACE_TLS and PLACE_TLS_BSS.
3428 (Orphan_section_placement::Orphan_section_placement): Initialize
3430 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3431 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3432 (tls_script_test_SOURCES): Define.
3433 (tls_script_test_DEPENDENCIES): Define.
3434 (tls_script_test_LDFLAGS): Define.
3435 (tls_script_test_LDADD): Define.
3436 * testsuite/Makefile.in: Rebuild.
3438 2010-03-22 Doug Kwan <dougkwan@google.com>
3440 * arm.cc (Arm_relocate_functions::abs8,
3441 Arm_relocate_functions::abs16): Use correct check for overflow
3442 specified in the ARM ELF specs.
3443 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3444 target of a BLX instruction specially.
3445 (Reloc_stub::stub_type_for_reloc): Ditto.
3446 (Relocate::relocate): Use symbolic names instead of numeric relocation
3447 codes to report error.
3448 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3450 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3451 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3452 thumb2_blx_out_of_range.stdout
3453 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3454 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3455 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3456 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3457 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3458 thumb2_blx_in_range, thumb2_blx_in_range.o,
3459 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3460 thumb2_blx_out_of_range.o): New rules.
3461 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3462 thumb2_blx_in_range and thumb2_blx_out_of_range.
3463 * testsuite/Makefile.in: Regenerate.
3464 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3465 * testsuite/thumb_blx_in_range.s: New file.
3466 * testsuite/thumb_blx_out_of_range.s: New file.
3468 2010-03-22 Rafael Espindola <espindola@google.com>
3470 * archive.cc (Should_include): Move to archive.h.
3471 (should_include_member): Make it a member of Archive.
3473 (Add_lib_group_symbols): New.
3474 * archive.h: Include options.h.
3475 (Archive_member): Moved from Archive.
3476 (Should_include): Moved from archive.cc.
3478 (Add_lib_group_symbols): New.
3479 * dynobj.cc (do_should_include_member): New.
3480 * dynobj.h (do_should_include_member): New.
3481 * gold.cc (queue_initial_tasks): Update call to queue.
3482 * main.cc (main): Print lib group stats.
3483 * object.cc (do_should_include_member): New.
3484 * object.h: Include archive.h.
3485 (Object::should_include_member): New.
3486 (Object::do_should_include_member): New.
3487 (Sized_relobj::do_should_include_member): New.
3488 * options.cc (General_options::parse_start_lib): New.
3489 (General_options::parse_end_lib): New.
3490 (Input_arguments::add_file): Handle lib groups.
3491 (Input_arguments::start_group): Check we are not in a lib.
3492 (Input_arguments::start_lib): New.
3493 (Input_arguments::end_lib): New.
3494 * options.h (General_options): Add start_lib and end_lib.
3495 (Input_argument::lib_): New.
3496 (Input_argument::lib): New.
3497 (Input_argument::is_lib): New.
3498 (Input_file_lib): New.
3499 (Input_arguments::in_lib_): New.
3500 (Input_arguments::in_lib): New.
3501 (Input_arguments::start_lib): New.
3502 (Input_arguments::end_lib_): New.
3503 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3504 in unused members as preempted.
3505 (Sized_pluginobj::do_should_include_member): New.
3506 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3507 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3509 (Read_symbols::do_whole_lib_group): New.
3510 (Read_symbols::do_lib_group): New.
3511 (Read_symbols::do_read_symbols): Handle lib groups.
3512 (Read_symbols::get_name): Handle lib groups.
3513 * readsyms.h (Read_symbols): Add an archive member pointer.
3514 (Read_symbols::do_whole_lib_group): New.
3515 (Read_symbols::do_lib_group): New.
3516 (Read_symbols::member_): New.
3517 * script.cc (read_input_script): Update call to queue_soon.
3519 2010-03-19 Doug Kwan <dougkwan@google.com>
3521 * arm.cc (Stub_table::Stub_table): Initialize new data members
3522 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3523 (Stub_table::add_reloc_stub): Assign stub offset and update
3524 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3525 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3527 (Stub_table::update_data_size_and_addralign): Use
3528 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3529 instead of going over all reloc stubs.
3530 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3531 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3532 Stringpool_template::offset_ to size of Stringpool_char.
3533 (Stringpool_template::new_key_offset): Remove code to initialize
3534 Stringpool_template::offset_.
3535 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3536 Stringpool_template::offset_ to zero.
3538 2010-03-15 Doug Kwan <dougkwan@google.com>
3540 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3542 (Stringpool_template::new_key_offset): New method.
3543 (Stringpool_template::add_string): Assign offsets when adding new
3545 (Stringpool_template::set_string_offsets): Do not set string offsets
3546 when not optimizing.
3547 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3549 (Chunked_vector::clear): Clear size_.
3550 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3551 (Chunked_vector::size): Return size_.
3552 (Chunked_vector::push_back): Use size_ to find insert position.
3553 (Chunked_vector::size_): New data member.
3554 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3555 (Stringpool_template::new_key_offset): New method declaration.
3556 (Stringpool_template::offset_): New data member.
3558 2010-03-15 Rafael Espindola <espindola@google.com>
3560 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3561 Add_symbols' constructor.
3562 * readsyms.h (Add_symbols): Remove the input_group member.
3564 2010-03-10 Ian Lance Taylor <iant@google.com>
3566 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3567 target to ask whether a reference to a symbol requires a stack
3569 * target.h (Target::is_call_to_non_split): New function.
3570 (Target::do_is_call_to_non_split): Declare virtual function.
3571 * target.cc: Include "symtab.h".
3572 (Target::do_is_call_to_non_split): New function.
3573 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3575 2010-03-10 Cary Coutant <ccoutant@google.com>
3577 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3578 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3579 (File_read::open[2]): Add whole_file_view_ to list of views.
3580 (File_read::make_view): Remove test of whole_file_view_.
3581 (File_read::find_or_make_view): Create whole_file_view_ if
3583 (File_read::clear_views): Replace bool parameter with enum;
3584 adjust all callers. Don't delete views with permanent data;
3585 do delete cached views and views from archives if
3586 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3587 if clearing the corresponding view.
3588 * fileread.h (File_read::Clear_views_mode): New enum.
3589 (File_read::View::is_permanent_view): New method.
3590 (File_read::clear_views): Replace bool parameter
3591 with enum; adjust all callers.
3592 * options.h (General_options): Change keep_files_mapped option;
3593 add map_whole_files.
3594 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3596 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3599 2010-03-10 David S. Miller <davem@davemloft.net>
3601 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3603 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3605 * icf.cc (get_section_contents): Add '@' marker after processing the
3608 2010-03-08 Doug Kwan <dougkwan@google.com>
3610 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3611 due to a conversion warning.
3612 (Arm_relobj::update_output_local_symbol_count): Check for local
3613 symbol with unset output index.
3615 2010-03-05 Ian Lance Taylor <iant@google.com>
3617 * options.h (class General_options): Add --spare-dynamic-tags.
3618 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3619 --spare-dynamic-tags.
3621 2010-03-05 Ian Lance Taylor <iant@google.com>
3623 * incremental.cc: Include "libiberty.h".
3625 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3627 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3628 function, is_info_ member.
3629 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3630 (Versions::Versions): Update caller.
3631 (Versions::define_base_version): Likewise.
3632 (Versions::add_def): Likewise.
3634 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3636 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3637 (Scan::possible_function_pointer_reloc): New function.
3638 (Scan::local_reloc_may_be_function_pointer): Change to call
3639 possible_function_pointer_reloc.
3640 (Scan::global_reloc_may_be_function_pointer): Ditto.
3641 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3642 relocations in ".data.rel.ro._ZTV" section.
3643 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3644 * testsuite/icf_safe_so_test.cc: Ditto.
3645 * testsuite/icf_safe_test.cc: Ditto.
3646 * testsuite/icf_safe_test.sh: Ditto.
3648 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3649 Ian Lance Taylor <iant@google.com>
3651 * target-reloc.h (relocate_section): Check the symbol table index
3652 for -1U before setting the local symbol index.
3653 (scan_relocatable_relocs): If copying the relocation, record that
3654 the local symbol is required.
3655 * object.h (Symbol_value::is_output_symtab_index_set): New
3657 (Symbol_value::may_be_discarded_from_output_symtab): New
3659 (Symbol_value::has_output_symtab_entry): New function.
3660 (Symbol_value::needs_output_symtab_entry): Remove.
3661 (Symbol_value::output_symtab_index): Make sure the symbol index is
3663 (Symbol_value::set_output_symtab_index): Make sure the symbol
3664 index is not set. Make sure the new index is valid.
3665 (Symbol_value::set_must_have_output_symtab_entry): New function.
3666 (Symbol_value::has_output_dynsym_entry): New function.
3667 (Symbol_value::set_output_dynsym_index): Make sure the new index
3669 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3670 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3671 local symbol if permitted.
3672 (Sized_relobj::do_finalize_local_symbols): Call
3673 is_output_symtab_index_set rather than needs_output_symtab_entry.
3674 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3675 rather than needs_output_symtab_entry. Call
3676 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3677 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3678 is_output_symtab_index_set rather than needs_output_symtab_entry.
3679 * testsuite/discard_locals_relocatable_test.c: New file.
3680 * testsuite/discard_locals_test.sh: Test -r.
3681 * testsuite/Makefile.am (check_DATA): Add
3682 discard_locals_relocatable_test1.syms,
3683 discard_local_relocatable_test2.syms.
3684 (MOSTLYCLEANFILES): Likewise. Also add
3685 discard_locals_relocatable_test1.lout and
3686 discard_locals_relocatable_test2.out.
3687 (discard_locals_relocatable_test1.syms): New target.
3688 (discard_locals_relocatable_test.o): New target.
3689 (discard_locals_relocatable_test1.out): New target.
3690 (discard_locals_relocatable_test2.syms): New target.
3691 (discard_locals_relocatable_test2.out): New target.
3692 (various): Add missing ../ld-new dependencies.
3693 * testsuite/Makefile.in: Rebuild.
3695 2010-03-03 Nick Clifton <nickc@redhat.com>
3697 * po/fi.po: New Finnish translation.
3699 2010-03-01 Doug Kwan <dougkwan@google.com>
3701 * layout.cc (Layout::Layout): Force section types of .init_array*,
3702 .preinit_array* and .fini_array* sections.
3703 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3704 Fix check of return value of std::string::find.().
3705 (Output_section::Input_section_sort_compare::operator()): Remove
3706 comment about .init_array.
3707 (Output_section::Input_section_sort_init_fini_compare::operator()):
3709 (Output_section::sort_attached_input_sections): Handle .init_array
3710 and .fini_array specially.
3711 * output.h (Output_section::Inut_section_sort_compare): Update
3713 (Output_section::Input_section_sort_init_fini_compare): New struct.
3715 2010-02-26 Doug Kwan <dougkwan@google.com>
3717 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3718 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3719 * testsuite/debug_msg.sh: Avoid matching source line number for
3720 use of global variable undef_int.
3722 2010-02-26 Doug Kwan <dougkwan@google.com>
3724 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3725 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3726 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3727 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3728 * options.cc (General_options::General_options): Initialize member
3730 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3731 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3732 and rm_no_fix_v4bx.stdout
3733 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3734 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3735 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3736 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3737 and arm_no_fix_v4bx.
3738 * Makefile.in: Regenerate.
3739 * testsuite/arm_fix_v4bx.s: New file.
3740 * testsuite/arm_fix_v4bx.sh: Ditto.
3742 2010-02-24 Doug Kwan <dougkwan@google.com>
3744 * arm.cc (Target_arm::got_section): Make the .got section the first
3745 non RELRO section in the data segment.
3746 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3747 suffixes of section names.
3749 2010-02-24 Doug Kwan <dougkwan@google.com>
3751 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3752 flags and attributes merging if an input file is a binary file.
3753 * fileread.cc (Input_file::open): Record format of original file.
3754 * fileread.h (Input_file::Format): New enum type.
3755 (Input_file::Input_file): Initialize data member format_.
3756 (Input_file::format): New method definition.
3757 (Input_file::format_):: New data member.
3759 2010-02-24 Doug Kwan <dougkwan@google.com>
3761 * arm.cc (Arm_output_data_got): New class.
3762 (ARM_TCB_SIZE): New constant
3763 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3764 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3765 If user uses a script with a SECTIONS clause, issue only a warning
3766 for a misplaced EXIDX input section. Otherwise, issue an error.
3767 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3769 (Target_arm::got_mode_index_entry): Handle static linking.
3770 (Target_arm::Scan::local): Ditto.
3771 (Target_arm::Scan::global): Ditto.
3772 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3773 all incorrectly implemented relocations.
3774 (Target_arm::fix_exidx_coverage): Pass layout to
3775 Arm_output_section::fix_exidx_coverage.
3776 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3777 from ".ARM.exidx." and ".ARM.extab.".
3779 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3781 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3782 section if it does not already exist.
3783 * attributes.cc (Attributes_section_data::Attributes_section_data):
3784 Don't crash if size is zero.
3786 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3787 Ian Lance Taylor <iant@google.com>
3789 * gold.cc (queue_middle_tasks): If no input files were opened,
3791 * workqueue.h (Task_function::Task_function): Assert that there is
3794 2010-02-22 Doug Kwan <dougkwan@google.com>
3796 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3797 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3798 types to avoid warnings due to different uint64_t implementations
3801 2010-02-21 Doug Kwan <dougkwan@google.com>
3803 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3804 handling of the maximum backward branch offset.
3805 (Arm_relocate_functions::thumb_branch_common): Ditto.
3806 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3807 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3808 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3809 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3810 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3811 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3812 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3813 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3814 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3815 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3816 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3817 thumb2_bl_out_of_range.o): New rules.
3818 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3819 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3820 thumb2_bl_out_of_range
3821 * testsuite/Makefile.in: Regenerate.
3822 * testsuite/arm_bl_in_range.s: New file.
3823 * testsuite/arm_bl_out_of_range.s: Ditto.
3824 * testsuite/arm_branch_in_range.sh: Ditto.
3825 * testsuite/arm_branch_range.t: Ditto.
3826 * testsuite/thumb2_branch_range.t: Ditto.
3827 * testsuite/thumb_bl_in_range.s: Ditto.
3828 * testsuite/thumb_bl_out_of_range.s: Ditto.
3829 * testsuite/thumb_branch_range.t: Ditto.
3831 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3833 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3834 Add reloc offset information.
3835 * icf.cc (get_section_contents): Change iterators to point to the new
3836 vectors. Add reloc offset information to the contents.
3837 * icf.h (Icf::Sections_reachable_info): New typedef.
3838 (Icf::Sections_reachable_list): New typedef.
3839 (Icf::Offset_info): New typedef.
3840 (Icf::Reloc_info): New struct typedef.
3841 (Icf::Reloc_info_list): New typedef.
3842 (Icf::symbol_reloc_list): Delete method.
3843 (Icf::addend_reloc_list): Delete method.
3844 (Icf::section_reloc_list): Delete method.
3845 (Icf::reloc_info_list): New method.
3846 (Icf::reloc_info_list_): New member.
3848 2010-02-19 Doug Kwan <dougkwan@google.com>
3850 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3851 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3852 * arm.cc (Arm_relocation_functions): New forward declaration.
3853 (Target_arm::Target_arm): Initialize new data members
3854 got_mod_index_offset_ and tls_base_symbol_defined_.
3855 (Target_arm::Relocate::relocate_tls): New method.
3856 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3857 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3859 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3860 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3861 (Target_arm::got_mod_index_offset_,
3862 Target_arm::tls_base_symbol_defined_): New data members.
3863 (Target_arm::Scan::local, Target::Scan::global,
3864 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3867 2010-02-18 Doug Kwan <dougkwan@google.com>
3869 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3870 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3871 text section as a parameter becuase some broken tools may not set
3872 the link in section header.
3873 (Target_arm::has_got_section): New method.
3874 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3875 without any mapping symbol as data only. Remove warning.
3876 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3877 link in its section header, try to discover the link by inspecting the
3878 REL31 relocation at the beginning of the section.
3879 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3881 (Target_arm::Scan::global): Treat any reference to the symbol
3882 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3884 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3886 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3887 (Scan::global_reloc_may_be_function_pointer): New function.
3888 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3889 (Scan::global_reloc_may_be_function_pointer): New function.
3890 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3891 (Scan::global_reloc_may_be_function_pointer): New function.
3892 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3893 (Scan::global_reloc_may_be_function_pointer): New function.
3894 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3895 (Scan::global_reloc_may_be_function_pointer): New function.
3896 (Scan::possible_function_pointer_reloc): New function.
3897 (Target_x86_64::can_check_for_function_pointers): New function.
3898 * gc.h (gc_process_relocs): Scan relocation types to determine if
3899 function pointers were taken for targets that support it.
3900 * icf.cc (Icf::find_identical_sections): Include functions for
3901 folding in safe ICF whose pointer is not taken.
3902 * icf.h (Secn_fptr_taken_set): New typedef.
3903 (fptr_section_id_): New member.
3904 (section_has_function_pointers): New function.
3905 (set_section_has_function_pointers): New function.
3906 (check_section_for_function_pointers): New function.
3907 * options.h: Fix comment for safe ICF option.
3908 * target.h (can_check_for_function_pointers): New function.
3909 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3910 Modify icf_safe_test for X86-64.
3911 * testsuite/Makefile.in: Regenerate.
3912 * testsuite/icf_safe_so_test.cc: New file.
3913 * testsuite/icf_safe_so_test.sh: New file.
3914 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3915 (main): Change to take pointer to function kept_func_3.
3916 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3917 folding is done correctly for X86-64.
3919 2010-02-12 David S. Miller <davem@davemloft.net>
3921 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3922 is_symbolless parameter.
3923 (Output_reloc<SHT_REL>::is_symbolless): New.
3924 (Output_reloc<SHT_REL>::is_symbolless_): New.
3925 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3926 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3927 (Output_reloc<SHT_RELA>::is_symbolless): New.
3928 (Output_data_reloc::add_global): Handle is_symbolless.
3929 (Output_data_reloc::add_global_relative): Likewise.
3930 (Output_data_reloc::add_local): Likewise.
3931 (Output_data_reloc::add_local_relative): Likewise.
3932 (Output_data_reloc::add_symbolless_global_addend): New.
3933 (Output_data_reloc::add_symbolless_local_addend): New.
3934 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3936 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3937 instead of ->is_relative_
3938 (Output_reloc::write): Likewise.
3939 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3940 (Output_reloc::write_rel): Simplify.
3942 * sparc.cc (Target_sparc::Scan::local): Use
3943 ->add_symbolless_local_addend as needed.
3944 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3945 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3946 based upon relocation offset.
3948 2010-02-11 Doug Kwan <dougkwan@google.com>
3950 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3951 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3952 beginning of function.
3953 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3954 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3955 parameter is_32bit in calls to should_apply_static_reloc.
3956 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3957 (check_DATA): Add arm_abs_global.stdout.
3958 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3959 arm_abs_global.stdout): New rules.
3960 (MOSTLLYCLEANFILES): Add arm_abs_global
3961 * Makefile.in: Regenerate.
3962 * testsuite/arm_abs_global.s: New file.
3963 * testsuite/arm_abs_global.sh: Ditto.
3964 * testsuite/arm_abs_lib.s: Ditto.
3966 2010-02-11 Ian Lance Taylor <iant@google.com>
3968 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3970 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3971 Allocate_commons_task first.
3972 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3973 task, rather than symtab_lock_.
3974 (Gc_process_relocs::~Gc_process_relocs): New function.
3975 (Gc_process_relocs::is_runnable): Check this_blocker_.
3976 (Gc_process_relocs::locks): Use next_blocker_ rather than
3978 (Scan_relocs::~Scan_relocs): New function.
3979 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3981 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3983 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3984 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3985 constructor accordingly.
3986 (class Gc_process_relocs): Likewise.
3987 (class Scan_relocs): Likewise.
3988 * common.h (class Allocate_commons_task): Remove symtab_lock_
3989 field, and corresponding constructor parameter.
3990 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3992 (Allocate_commons_task::locks): Likewise.
3994 2010-02-11 Ian Lance Taylor <iant@google.com>
3996 * gold-threads.h (class Once): Define.
3997 (class Initialize_lock): Rewrite as child of Once.
3998 * gold-threads.cc (class Once_initialize): Define.
3999 (once_pointer_control): New static variable.
4000 (once_pointer, once_arg): New static variables.
4001 (c_run_once): New static function.
4002 (Once::Once, Once::run_once, Once::internal_run): New functions.
4003 (class Initialize_lock_once): Remove.
4004 (initialize_lock_control): Remove.
4005 (initialize_lock_pointer): Remove.
4006 (initialize_lock_once): Remove.
4007 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4008 (Initialize_lock::initialize): Rewrite.
4009 (Initialize_lock::do_run_once): New function.
4010 * archive.cc (Archive::interpret_header): Only clear name if it is
4012 * fileread.cc: Include "gold-threads.h"
4013 (file_counts_lock): New static variable.
4014 (file_counts_initialize_lock): Likewise.
4015 (File_read::release): Only increment counts when using --stats.
4016 Use a lock around the increment.
4017 * parameters.cc (class Set_parameters_target_once): Define.
4018 (set_parameters_target_once): New static variable.
4019 (Parameters::Parameters): Move here from parameters.h.
4020 (Parameters::set_target): Rewrite.
4021 (Parameters::set_target_once): New function.
4022 (Parameters::clear_target): Move here and rewrite.
4023 * parameters.h (class Parameters): Update declarations. Add
4024 set_parameters_target_once_ field.
4025 (Parameters::Parameters): Move to parameters.cc.
4026 (Parameters::clear_target): Likewise.
4027 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4029 (Start_group::~Start_group): New function.
4030 (Start_group::is_runnable): New function.
4031 (Start_group::locks, Start_group::run): New functions.
4032 (Finish_group::run): Change saw_undefined to size_t.
4033 * readsyms.h (class Start_group): Define.
4034 (class Finish_group): Change saw_undefined_ field to size_t.
4035 (Finish_group::Finish_group): Remove saw_undefined and
4036 this_blocker parameters. Change all callers.
4037 (Finish_group::set_saw_undefined): New function.
4038 (Finish_group::set_blocker): New function.
4039 * symtab.h (class Symbol_table): Change saw_undefined to return
4040 size_t. Change saw_undefined_ field to size_t.
4041 * target-select.cc (Set_target_once::do_run_once): New function.
4042 (Target_selector::Target_selector): Initialize set_target_once_
4043 field. Don't initialize lock_ and initialize_lock_ fields.
4044 (Target_selector::instantiate_target): Rewrite.
4045 (Target_selector::set_target): New function.
4046 * target-select.h (class Set_target_once): Define.
4047 (class Target_selector): Update declarations. Make
4048 Set_target_once a friend. Remove lock_ and initialize_lock_
4049 fields. Add set_target_once_ field.
4051 2010-02-10 Ian Lance Taylor <iant@google.com>
4053 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4055 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4056 (queue_middle_tasks): Add all blockers before queueing any tasks.
4057 (queue_final_tasks): Likewise.
4058 * token.h (Task_token::add_blockers): New function.
4059 * object.h (Input_objects::number_of_relobjs): New function.
4061 2010-02-10 Ian Lance Taylor <iant@google.com>
4063 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4064 shared, not if not position independent.
4065 * x86_64.cc (Relocate::relocate_tls): Likewise.
4066 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4067 (tls_pie_pic_test): New target.
4068 * testsuite/Makefile.in: Rebuild.
4070 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4071 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4072 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4073 * testsuite/Makefile.in: Rebuild.
4075 2010-02-09 David S. Miller <davem@davemloft.net>
4077 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4078 R_SPARC_RELATIVE using ->add_local_relative().
4079 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4081 * output.h (Output_data_dynamic::add_section_size): New method
4082 that takes two Output_data objects.
4083 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4084 entry param. Handle it in initializers.
4085 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4086 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4087 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4089 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4090 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4091 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4092 for dynrel_includes_plt.
4093 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4094 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4095 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4097 (Target_sparc::do_finalize_sections): Update to pass true for
4098 dynrel_includes_plt.
4099 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4100 output before .rela.plt
4101 (Target_powerpc::do_finalize_sections): Update to pass true for
4102 dynrel_includes_plt when 32-bit.
4104 2010-02-08 Doug Kwan <dougkwan@google.com>
4106 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4108 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4109 Arm_relobj::scan_section_for_cortex_a8_stubs,
4110 Arm_relobj::do_relocation_section): Instead of calling
4111 Output_section::output_address, use faster
4112 Arm_relobj::simple_input_section_output_address.
4114 2010-02-08 David S. Miller <davem@davemloft.net>
4116 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4117 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4118 relocation helper function.
4120 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4121 just like R_SPARC_GOT{10,13,22}.
4122 (Target_sparc::Scan::local): Likewise.
4123 (Target_sparc::Relocate:relocate): Likewise.
4125 2010-02-06 Ian Lance Taylor <iant@google.com>
4127 * configure.ac: Rewrite targetobjs duplicate removal code to use
4128 only shell constructs.
4129 * configure: Rebuild.
4131 2010-02-05 Doug Kwan <dougkwan@google.com>
4134 * arm.cc (Arm_relobj::section_is_scannable): New method.
4135 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4136 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4138 2010-02-04 Doug Kwan <dougkwan@google.com>
4141 * arm-reloc-property.cc (cstdio): Include.
4142 * configure.ac (targetobjs): Remove duplicates.
4143 * configure: Regenerate.
4144 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4145 big and little endian version for a given address size.
4147 2010-02-03 Doug Kwan <dougkwan@google.com>
4149 * arm-reloc-property.cc
4150 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4152 * arm-reloc-property.h
4153 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4154 New method definition.
4155 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4157 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4159 (GOT_PREL): Change implemented to Y.
4160 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4161 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4162 (Arm_relocate_functions::movw_abs_nc): Remove method.
4163 (Arm_relocate_functions::movt_abs): Ditto.
4164 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4165 (Arm_relocate_functions::thm_movt_abs): Ditto.
4166 (Arm_relocate_functions::movw_rel_nc): Ditto.
4167 (Arm_relocate_functions::movw_rel): Ditto.
4168 (Arm_relocate_functions::movt_rel): Ditto.
4169 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4170 (Arm_relocate_functions:thm_movw_rel): Ditto.
4171 (Arm_relocate_functions:thm_movt_rel): Ditto.
4172 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4173 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4174 New method definitions.
4175 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4176 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4177 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4178 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4179 (Target_arm::Relocate::relocate): Check for non-static or
4180 unimplemented relocation code and exit early. Change calls to
4181 Target_arm::reloc_uses_thumb_bit and
4182 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4183 instead. Refactor code to handle similar relocations to increase
4184 code sharing. Remove check for unsupported relocation code in switch
4186 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4187 relocation property table to find out size. Change error message to
4188 print out the name of a relocation code instead of the numeric value.
4189 (Target_arm::scan_reloc_for_stub): Use relocation property table
4190 instead of calling Target_arm::reloc_uses_thumb_bit().
4192 2010-02-02 Doug Kwan <dougkwan@google.com>
4194 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4195 types of relaxed input section.
4197 2010-02-02 Doug Kwan <dougkwan@google.com>
4199 * Makefile.am (HFILES): Add arm-reloc-property.h.
4201 (TARGETSOURCES): Add arm-reloc-property.cc
4202 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4203 (libgold_a_SOURCES): $(DEFFILES)
4204 * Makefile.in: Regenerate.
4205 * arm-reloc-property.cc: New file.
4206 * arm-reloc-property.h: New file.
4207 * arm-reloc.def: New file.
4208 * arm.cc: Update comments.
4209 (arm-reloc-property.h): New included header.
4210 (arm_reloc_property_table): New global variable.
4211 (Target_arm::do_select_as_default_target): New method definition.
4212 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4213 arm-reloc-property to targ_extra_obj.
4214 * parameters.cc (set_parameters_target): Call
4215 Target::select_as_default_target().
4216 * target.h (Target::select_as_default_target): New method definition.
4217 (Target::do_select_as_default_target): Same.
4219 2010-02-01 Doug Kwan <dougkwan@google.com>
4221 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4222 first_output_text_section_.
4223 (Arm_exidx_fixup::first_output_text_section): New method definition.
4224 (Arm_exidx_fixup::first_output_text_section_): New data member.
4225 (Arm_exidx_fixup::process_exidx_section): Record the first text
4226 output section seen.
4227 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4228 and entsize in output section header.
4230 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4232 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4233 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4234 (Arm_relocate_functions::thm_alu11): New Method.
4235 (Arm_relocate_functions::thm_pc8): New Method.
4236 (Arm_relocate_functions::thm_pc12): New Method.
4237 (Target_arm::Scan::local): Handle the relocations.
4238 (Target_arm::Scan::global): Likewise.
4239 (Target_arm::Relocate::relocate): Likewise.
4240 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4242 2010-01-29 Doug Kwan <dougkwan@google.com>
4244 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4245 of relocation types as ld.
4247 2010-01-29 Doug Kwan <dougkwan@google.com>
4249 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4251 (Arm_relocate_functions::thumb_branch_common): Ditto.
4252 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4253 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4254 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4255 Arm_relocate_functions::jump24): Remove.
4256 (Target_arm::Relocate::relocate): Adjust code to call
4257 Arm_relocation_functions::arm_branch_common and
4258 Arm_relocation_functions::thumb_branch_common instead of their removed
4259 wrappers. Merge switch-cases together to reduce source code size.
4261 2010-01-29 Doug Kwan <dougkwan@google.com>
4263 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4264 output_local_symbol_count_needs_update_.
4265 (Arm_relobj::output_local_symbol_count_needs_update,
4266 Arm_relobj::set_output_local_symbol_count_needs_update,
4267 Arm_relobj::update_output_local_symbol_count): New methods.
4268 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4270 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4271 of pointed function as in a R_ARM_PREL31 relocation.
4272 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4273 for output local symbol count updating.
4274 (Target_arm::do_relax): Update output local symbol counts in objects
4276 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4278 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4280 * arm.cc: Added support for the ARM relocations:
4281 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4282 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4283 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4285 (Arm_relocate_functions::movw_rel): New method.
4286 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4287 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4289 (Arm_relocate_functions::thm_movw_rel): New method.
4290 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4292 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4294 (Target_arm::Scan::global): Likewise.
4295 (Target_arm::Relocate::relocate): Likewise.
4296 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4299 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4301 * arm.cc: Added support for ARM group relocations.
4302 (Target_arm::reloc_needs_sym_origin): New method.
4303 (Arm_relocate_functions::calc_grp_kn): New method.
4304 (Arm_relocate_functions::calc_grp_residual): New method.
4305 (Arm_relocate_functions::calc_grp_gn): New method.
4306 (Arm_relocate_functions::arm_grp_alu): New Method.
4307 (Arm_relocate_functions::arm_grp_ldr): New Method.
4308 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4309 (Arm_relocate_functions::arm_grp_ldc): New Method.
4310 (Target_arm::Scan::local): Handle the ARM group relocations.
4311 (Target_arm::Scan::global): Likewise.
4312 (Target_arm::Relocate::relocate): Likewise.
4313 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4316 2010-01-26 Doug Kwan <dougkwan@google.com>
4318 * arm.cc (set): Include.
4319 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4321 (Arm_output_section::Text_section_list): New type.
4322 (Arm_output_section::append_text_sections_to_list): New method.
4323 (Arm_output_section::fix_exidx_coverage): Ditto.
4324 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4325 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4326 Relobj::set_section_offset() instead of
4327 Sized_relobj::invalidate_section_offset().
4328 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4329 parameter for section headers. Ignore relocation sections for
4330 unallocated sections and EXIDX sections.
4331 (Target_arm::fix_exidx_coverage): New method.
4332 (Target_arm::output_section_address_less_than): New type.
4333 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4334 linked text section instead of the EXIDX section.
4335 (Arm_output_section::create_stub_group): Add an assertion to check
4336 that this is not an EXIDX output section.
4337 (Arm_output_section::append_text_sections_to_list): New method.
4338 (Arm_output_section::fix_exidx_coverage): Ditto.
4339 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4340 Arm_relobj::section_needs_reloc_stub_scanning.
4341 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4343 (Target_arm::fix_exidx_coverage): New method.
4344 * object.h (Relobj::set_output_section): New method.
4345 (Sized_relobj::invalidate_section_offset): Remove method.
4346 (Sized_relobj::do_invalidate_section_offset): Remove method.
4347 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4349 2010-01-25 Doug Kwan <dougkwan@google.com>
4351 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4352 Fix warning due to signed and unsigned comparison on a 32-bit host.
4354 2010-01-22 Doug Kwan <dougkwan@google.com>
4356 * arm.cc (Target_arm::do_relax): Record an output section for section
4357 offset adjustment it contains any stub table that has changed.
4358 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4359 offsets in an output section if necessary.
4360 * output.cc (Output_section::Output_section): Initialize
4361 section_offsets_need_adjustments_.
4362 (Output_section::add_input_section_for_script): Renamed to
4363 Output_section::add_simple_input_section.
4364 (Output_section::save_states): Add a comment.
4365 (Output_section::discard_states): New method defintion.
4366 (Output_section::adjust_section_offsets): Same.
4367 * output.h (Output_section::add_input_section_for_script): Renamed to
4368 Output_section::add_simple_input_section.
4369 (Output_section::discard_states): New method declaration.
4370 (Output_section::adjust_section_offsets): Same.
4371 (Output_section::section_offsets_need_adjustment,
4372 Output_section::set_section_offsets_need_adjustment): New method
4374 (Output_section::section_offsets_need_adjustment_): New data member.
4375 * script-sections.cc
4376 (Output_section_element_input::set_section_address): Adjust code for
4377 renaming of Output_section::add_input_section_for_script.
4378 (Orphan_output_section::set_section_address): Same.
4380 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4382 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4383 Fix_v4bx enum values .
4384 * gold/options.h (General_options): New option definitions.
4385 (General_options::fix_v4bx): New method.
4386 (General_options::Fix_v4bx): New enum.
4387 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4388 (General_options::parse_fix_v4bx_interworking): New method.
4390 2010-01-22 Doug Kwan <dougkwan@google.com>
4392 * arm.cc (Arm_exidx_fixup): New class.
4394 2010-01-21 Doug Kwan <dougkwan@google.com>
4396 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4398 (Arm_exidx_section_offset_map): New type.
4400 2010-01-21 Doug Kwan <dougkwan@google.com>
4402 * arm.cc (Arm_exidx_input_section): New class.
4403 (Arm_relobj::exidx_input_section_by_link,
4404 Arm_relobj::exidx_input_section_by_shndx,
4405 Arm_relobj::make_exidx_input_section): New methods.
4406 (read_arm_attributes_section): Remove.
4407 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4408 information about them.
4409 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4412 2010-01-20 Doug Kwan <dougkwan@google.com>
4414 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4415 Input_section_specifier to Section_id.
4416 (Target_arm::new_arm_input_section: Adjust code for change of key
4418 (Target_arm::find_arm_input_section): Ditto.
4419 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4420 (Section_id): Remove.
4421 (Garbage_collection::Section_id_hash): Remove.
4422 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4423 (Section_id): Remove.
4424 (Icf::Section_id_hash): Remove.
4425 * object.h (Section_id, Const_section_id, Section_id_hash,
4426 Const_section_id_hash): New type definitions.
4427 * output.cc (Output_section::add_relaxed_input_section): Change to
4428 use Const_section_id instead of Input_section_specifier as key type.
4429 (Output_section::add_merge_input_section): Ditto.
4430 (Output_section::build_relaxation_map): Change to use Section_id
4431 instead of Input_section_specifier as key type.
4432 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4434 (Output_section::convert_input_sections_to_relaxed_sections): Change
4435 to use Const_section_id instead of Input_section_specifier as key type.
4436 (Output_section::find_merge_section): Ditto.
4437 (Output_section::find_relaxed_input_section): Ditto.
4438 * output.h (Input_section_specifier): Remove class.
4439 (Output_section::Output_section_data_by_input_section_map): Change
4440 key type to Const_section_id.
4441 (Output_section::Output_relaxed_input_section_by_input_section_map):
4443 (Output_section::Relaxation_map): Change key type to Section_id.
4445 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4447 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4448 (class Arm_v4bx_stub): New class.
4449 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4450 (Stub_factory::make_arm_v4bx_stub): New method.
4451 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4452 (Stub_table::empty): Handle v4bx stubs.
4453 (Stub_table::add_arm_v4bx_stub): New method.
4454 (Stub_table::find_arm_v4bx_stub): New method.
4455 (Arm_relocate_functions::v4bx): New method.
4456 (Target_arm::fix_v4bx): New method.
4457 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4458 (Stub_table::relocate_stubs): Likewise.
4459 (Stub_table::do_write): Likewise.
4460 (Stub_table::update_data_size_and_addralign): Likewise.
4461 (Stub_table::finalize_stubs): Likewise.
4462 (Target_arm::Scan::local): Likewise.
4463 (Target_arm::Scan::global): Likewise.
4464 (Target_arm::do_finalize_sections): Likewise.
4465 (Target_arm::Relocate::relocate): Likewise.
4466 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4468 (Target_arm::scan_reloc_for_stub): Likewise.
4469 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4471 2010-01-19 Ian Lance Taylor <iant@google.com>
4473 * output.cc (Output_section_headers::do_sized_write): Write large
4474 segment count to sh_info field.
4475 (Output_file_header::do_sized_write): For large segment count,
4476 write PN_XNUM to e_phnum field.
4478 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4480 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4481 (Arm_relocate_functions::thm_jump8): New function.
4482 (Arm_relocate_functions::thm_jump11): New function.
4483 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4485 (Target_arm::Scan::global): Likewise.
4486 (Target_arm::Relocate::relocate): Likewise.
4487 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4490 2010-01-14 Doug Kwan <dougkwan@google.com>
4492 * arm.cc (map, utility): Include headers.
4493 (Target_arm::apply_cortex_a8_workaround): New method.
4494 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4495 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4496 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4497 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4498 the --[no-]fix-cortex-a8 command line options.
4499 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4500 (Target_arm::relocate_stub): Use addend in instruction template.
4501 * options.h (DEFINE_bool): Set the user-set flag.
4502 (General_options): Add --[no-]-fix-cortex options.
4503 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4504 : Update fast look-up map after conversion.
4506 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4508 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4509 in the first pass of do_layout.
4511 2010-01-13 Doug Kwan <dougkwan@google.com>
4513 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4514 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4515 apparent compiler problem of not folding static constant integral
4516 data members of elfcpp::Elf_sizes<32>.
4518 2010-01-13 Doug Kwan <dougkwan@google.com>
4520 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4521 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4522 Arm_relobj::scan_section_for_cortex_a8_erratum,
4523 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4524 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4525 sections to scan for relocation stubs into a new method
4526 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4527 relocation and Cortex-A8 stub scanning.
4528 (Target_arm::do_relax): Force stubs to be after stubbed sections
4529 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4530 the beginning of a new relaxation pass. Update a comment.
4531 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4533 2010-01-12 Ian Lance Taylor <iant@google.com>
4535 * target-reloc.h (visibility_error): New inline function.
4536 (relocate_section): Call visibility_error.
4537 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4538 (MOSTLYCLEANFILES): Likewise.
4539 (protected_4_pic.o, protected_3.err): New targets.
4540 * testsuite/protected_4.cc: New file.
4542 2010-01-12 Doug Kwan <dougkwan@google.com>
4544 * arm.cc (Cortex_a8_reloc): New class.
4545 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4546 and cortex_a8_relocs_info_.
4547 (Target_arm::fix_cortex_a8): New method definition.
4548 (Target_arm::Cortex_a8_relocs_info): New type.
4549 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4550 New data member declarations.
4551 (Target_arm::scan_reloc_for_stub): Record information about
4552 relocations for THUMB branches that might be exempted from the
4553 Cortex-A8 workaround.
4554 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4555 at the beginning of a relaxation pass.
4557 2010-01-12 Doug Kwan <dougkwan@google.com>
4559 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4560 (Arm_relobj::Mapping_symbol_position,
4561 Arm_reloj::Mapping_symbol_position_less,
4562 Arm_relobj::Mapping_symbols_info): New types.
4563 (Target_arm::is_mapping_symbol_name): New method definition.
4564 (Arm_relobj::do_count_local_symbols): Save information about mapping
4567 2010-01-11 Doug Kwan <dougkwan@google.com>
4569 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4570 Arm_relocate_functions::thumb32_branch_upper,
4571 Arm_relocate_functions::thumb32_branch_lower,
4572 Arm_relocate_functions::thumb32_cond_branch_offset,
4573 Arm_relocate_functions::thumb32_cond_branch_upper,
4574 Arm_relocate_functions::thumb32_cond_branch_lower,
4575 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4576 branch offset encoding.
4577 (Arm_relocate_functions::thumb_branch_common): Use new branch
4578 offset encoding methods to avoid code duplication.
4579 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4580 (Stub_addend_reader::operator()): Use new branch encoding method
4581 to avoid code duplication.
4583 2010-01-11 Doug Kwan <dougkwan@google.com>
4585 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4586 (Target_arm::do_finalize_sections): Define special EXIDX section
4587 symbols only if referenced.
4588 * gc.h (Garbage_collection::add_reference): New method.
4589 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4592 2010-01-11 Ian Lance Taylor <iant@google.com>
4594 * script.cc (Version_script_info::build_expression_list_lookup):
4595 Change complaing about duplicate wildcard match from error to
4598 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4600 (Version_script_info::Version_script_info): Initialize globs_,
4601 default_version_, default_is_global_, and exact_. Don't
4602 initialize globals_ or locals_.
4603 (Version_script_info::build_lookup_tables): Build local symbols
4605 (Version_script_info::unquote): New function.
4606 (Version_script_info::add_exact_match): New function.
4607 (Version_script_info::build_expression_list_lookup): Remove lookup
4608 parameter. Add is_global parameter. Change all callers. Handle
4609 wildcard pattern specially. Unquote pattern. Call
4611 (Version_script_info::get_name_to_match): New function.
4612 (Version_script_info::get_symbol_version): New function.
4613 (Version_script_info::get_symbol_version_helper): Remove.
4614 (Version_script_info::check_unmatched_names): Call unquote.
4615 * script.h (class Version_script_info): Change get_symbol_version
4616 to be non-inline and add is_global parameter; change all callers.
4617 Rewrite symbol_is_local. Update declarations. Define struct
4618 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4619 Remove globals_ and locals_ members. Add exact_, globs_,
4620 default_version_, is_global_.
4621 (Version_script_info::Glob): Remove pattern, add expression and
4622 is_global. Update constructor. Change all callers.
4623 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4625 (Versions::symbol_section_contents): If a symbol is undefined, or
4626 defined in a dynamic object, set the version index to
4628 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4630 (Symbol_table::add_from_pluginobj): Likewise.
4631 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4633 2010-01-11 Doug Kwan <dougkwan@google.com>
4635 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4636 (incremental_dump_LDADD): Add linking option for libintl.
4637 * Makefile.in: Regenerate.
4639 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4642 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4644 * testsuite/Makefile.in: Regenerated.
4646 2010-01-10 Doug Kwan <dougkwan@google.com>
4648 * options.h (DEFINE_var): Use parentheses around argument varname__
4649 in macro body to avoid any unintended subsequent substitutions.
4651 2010-01-10 Ian Lance Taylor <iant@google.com>
4653 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4654 candidates before doing symbol resolution.
4656 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4657 ODR candidates if only one is weak.
4659 2010-01-08 Ian Lance Taylor <iant@google.com>
4661 * script.cc (Version_script_info::build_expression_list_lookup):
4662 Don't warn about ambiguous version, just record the ambiguity.
4663 (Version_script_info::get_symbol_version_helper): Give error if
4664 version is ambiguous.
4666 2010-01-08 Doug Kwan <dougkwan@google.com>
4668 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4669 prev_data_size_ and prev_addralign_. Remove initializer for
4670 deleted data member has_been_changed_.
4671 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4672 to determine if the table is empty.
4673 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4675 (Stub_table::add_reloc_stub): Define method in class definition
4676 instead of just declaring it there.
4677 (Stub_table::add_cortex_a8_stub): New method definition.
4678 (Stub_table::update_data_size_and_addralign): Ditto.
4679 (Stub_table::finalize_stubs): Ditto.
4680 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4681 (Stub_table::do_addralign_): Return address alignment in the
4682 (Stub_table::do_reset_address_and_file_offset): Define method in
4683 class definition instead of declaring it there. Set current data
4684 size to be the data size of the previous pass.
4685 (Stub_table::set_final_data_size): Use current data size as the
4687 (Stub_table::relocate_stub): Change parameter type of stub from
4688 Reloc_stub pointer to Stub pointer.
4689 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4690 (Stub_table::Cortex_a8_stub_list): New typedef.
4691 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4692 Stub_table::prev_addralign_): New data member.
4693 (Arm_relobj::Arm_relobj): Initialize data member
4694 section_has_cortex_a8_workaround_.
4695 (Arm_relobj::section_has_cortex_a8_workaround,
4696 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4698 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4700 (Target_arm::relocate_stub): Change parameter type of stub from
4701 Reloc_stub pointer to Stub pointer.
4702 (Insn_template::size, Insn_template::alignment): Handle
4703 THUMB16_SPECIAL_TYPE.
4704 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4705 Stub_table::update_data_size_and_addralign,
4706 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4708 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4709 (Stub_table::do_write): Ditto.
4710 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4712 2010-01-08 Ian Lance Taylor <iant@google.com>
4715 * symtab.h (class Symbol): Remove fields is_target_special_ and
4716 has_plt_offset_. Add field is_defined_in_discarded_section_.
4717 (Symbol::is_defined_in_discarded_section): New function.
4718 (Symbol::set_is_defined_in_discarded_section): New function.
4719 (Symbol::has_plt_offset): Rewrite.
4720 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4721 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4722 Don't initialize is_target_special_ or has_plt_offset_.
4723 Initialize is_defined_in_discarded_section_.
4724 (Symbol_table::add_from_relobj): If appropriate, set
4725 is_defined_in_discarded_section.
4726 * resolve.cc (Symbol::override_base_with_special): Don't test
4727 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4728 * target-reloc.h (relocate_section): Do special handling for
4729 symbols defined in discarded sections for global symbols as well
4732 2010-01-08 Ian Lance Taylor <iant@google.com>
4734 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4735 the SHT_SYMTAB case.
4737 2010-01-08 Ian Lance Taylor <iant@google.com>
4739 * object.cc (Sized_relobj::do_layout): Don't get confused if
4740 layout_eh_frame returns NULL.
4742 2010-01-08 Ian Lance Taylor <iant@google.com>
4745 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4746 dynamic symbol table, use the normal symbol table.
4747 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4750 2010-01-08 Ian Lance Taylor <iant@google.com>
4753 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4756 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4758 * version.cc (print_version): Change to "Copyright 2010".
4760 2010-01-08 Ian Lance Taylor <iant@google.com>
4764 * i386.cc (class Target_i386): Change return type of plt_section
4766 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4767 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4768 tls_desc_rel_ field.
4769 (Output_data_plt_i386::rel_tls_desc): New function.
4770 (Target_i386::rel_tls_desc_section): New function.
4771 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4772 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4773 R_386_TLS_DESC reloc in rel_tls_desc_section.
4774 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4775 Define struct Tlsdesc_info.
4776 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4777 (Target_x86_64::do_reloc_symbol_index): New function.
4778 (Target_x86_64::add_tlsdesc_info): New function.
4779 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4780 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4782 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4784 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4785 (Target_x86_64::rela_tlsdesc_section): New function.
4786 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4788 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4789 (Target_x86_64::do_reloc_addend): New function.
4790 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4791 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4792 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4793 (Output_reloc::type): New function.
4794 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4795 (Output_reloc::is_target_specific): New function.
4796 (Output_reloc::target_arg): New function.
4797 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4798 absolute relocs and target specific relocs.
4799 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4800 add_target_specific.
4801 (class Output_data_reloc) [SHT_RELA]: Likewise.
4802 * output.cc (Output_reloc::Output_reloc): Add four new versions
4803 for absolute relocs and target specific relocs.
4804 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4805 (Output_reloc::get_symbol_index): Likewise.
4806 (Output_reloc::local_section_offset): Check that local_sym_index_
4807 is not TARGET_CODE or 0.
4808 (Output_reloc::symbol_value): Likewise.
4809 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4811 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4812 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4814 * layout.cc (add_target_dynamic_tags): Use output section for
4815 DT_PLTRELSZ and DT_JMPREL.
4817 2010-01-07 Ian Lance Taylor <iant@google.com>
4820 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4822 (class Output_data_reloc_generic): Define.
4823 (class Output_data_reloc_base): Change base class to
4824 Output_data_reloc_generic. Change add() method to call
4825 bump_relative_reloc_count for a relative reloc. Remove
4827 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4829 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4830 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4832 * layout.h (class Layout): Update declaration.
4834 2010-01-07 Ian Lance Taylor <iant@google.com>
4836 * output.h (class Output_data): Add const version of
4837 output_section and do_output_section.
4838 (class Output_section_data): Add const version of
4840 (class Output_section): Likewise.
4841 * layout.cc (Layout::add_target_dynamic_tags): New function.
4842 * layout.h (class Layout): Update declarations.
4843 * arm.cc (Target_arm::do_finalize_sections): Use
4844 add_target_dynamic_tags.
4845 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4846 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4847 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4848 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4850 2010-01-07 Ian Lance Taylor <iant@google.com>
4853 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4856 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4857 Ian Lance Taylor <iant@google.com>
4860 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4861 Xindex::read_symtab_xindex.
4863 2010-01-07 Doug Kwan <dougkwan@google.com>
4865 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4866 (Insn_template::thumb16_bcond_insn): New method declaration.
4867 (Insn_template): Fix spelling.
4868 (Stub::thumb16_special): New method declaration.
4869 (Stub::do_write): Define virtual method which was previously pure
4871 (Stub::do_thumb16_special): New method declaration.
4872 (Stub::do_fixed_endian_write): New template member.
4873 (Reloc_stub::do_write): Remove.
4874 (Reloc_stub::do_fixed_endian_write): Remove.
4875 (Cortex_a8_stub): New class definition.
4876 (Stub_factory::make_cortex_a8_stub): New method definition.
4877 (Stub_factory::Stub_factory): Add missing static storage class
4878 qualifier for elf32_arm_stub_a8_veneer_blx.
4880 2010-01-07 Ian Lance Taylor <iant@google.com>
4883 * options.h (class General_options): Add --warn-unresolved-symbols
4884 and --error-unresolved-symbols.
4885 * errors.cc (Errors::undefined_symbol): Implement
4886 --warn-unresolved-symbols.
4888 * options.h (class General_options): Add -z text and -z textoff.
4889 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4891 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4893 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4894 (Garbage_collection::cident_sections): New function.
4895 (Garbage_collection::add_cident_section): New function.
4896 (Garbage_collection::cident_sections_): New member.
4897 (gc_process_relocs): Add references to sections whose names are C
4899 * gold.h (cident_section_start_prefix): New constant.
4900 (cident_section_stop_prefix): New constant.
4901 (is_cident): New function.
4902 * layout.cc (Layout::define_section_symbols): Replace string constants
4903 with the newly defined constants.
4904 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4906 * testsuite/Makefile.am: Add gc_orphan_section_test.
4907 * testsuite/Makefile.in: Regenerate.
4908 * testsuite/gc_orphan_section_test.cc: New file.
4909 * testsuite/gc_orphan_section_test.sh: New file.
4911 2010-01-06 Ian Lance Taylor <iant@google.com>
4914 * options.h (class General_options): Add --warn-shared-textrel.
4915 * layout.cc (Layout::finish_dynamic_section): Implement
4916 --warn-shared-textrel.
4919 * options.h (class General_options): Add --warn-multiple-gp.
4921 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4923 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4924 $(THREADSLIB) and $(LIBDL).
4925 * Makefile.in: Rebuild.
4927 2010-01-06 Ian Lance Taylor <iant@google.com>
4930 * options.cc (General_options::parse_section_start): New function.
4931 (General_options::section_start): New function.
4932 (General_options::General_options): Initialize all members.
4933 * options.h: Include <map>
4934 (class General_options): Add --section-start. Add section_starts_
4936 * layout.cc (Layout::attach_allocated_section_to_segment): If
4937 --section-start was used, set the address of the segment. Remove
4938 local sort_sections.
4939 (Layout::relaxation_loop_body): If the address of the load segment
4940 has been set by --section-start, don't use it.
4941 * output.h (Output_segment::update_flags_for_output_section): New
4943 * output.cc (Output_segment::add_output_section): Call
4944 update_flags_for_output_section.
4946 2010-01-05 Ian Lance Taylor <iant@google.com>
4949 * options.h (class General_options): Add --undefined-version.
4950 * script.cc (struct Version_expression): Add was_matched_by_symbol
4952 (Version_script_info::matched_symbol): New function.
4953 (Version_script_info::get_symbol_version_helper): Call
4955 (Version_script_info::check_unmatched_names): New function.
4956 * script.h (class Version_script_info): Update declarations.
4957 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4959 * options.h (class General_options): Use DEFINE_bool_alias for
4960 allow_multiple_definition.
4961 * resolve.cc (Symbol_table::should_override): Don't test
4962 allow_multiple_definition.
4965 * options.h (class General_options): Add --cref.
4966 * main.cc (main): Print cref table if --cref. Don't close mapfile
4967 until after printing cref table.
4968 * cref.cc: Include "symtab.h".
4969 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4970 (Cref_table_compare::operator()): New function.
4971 (Cref_inputs::gather_cref): New function.
4972 (filecol): New static const.
4973 (Cref_inputs::print_cref): New function.
4974 (Cref::print_cref): New function.
4975 * cref.h: Include <cstdio>.
4976 (class Cref): Update declarations.
4977 * mapfile.h (Mapfile::file): New function.
4978 * object.h (class Object): Define Symbols. Declare virtual
4979 do_get_global_symbols.
4980 (Object::get_global_symbols): New function.
4981 * object.cc (Input_objects::add_object): Pass object to cref_ if
4983 (Input_objects::archive_start): Likewise.
4984 (Input_objects::archive_stop): Likewise.
4985 (Input_objects::print_cref): New function.
4986 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4987 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4989 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4991 * plugin.h (class Sized_pluginobj): Update declarations.
4993 2010-01-05 Ian Lance Taylor <iant@google.com>
4995 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4996 to is_default_version. Rename insdef to insdefault.
4997 (Symbol_table::add_from_relobj): Rename def to is_default_version
4998 and local to is_forced_local.
4999 (Symbol_table::add_from_pluginobj): Likewise.
5000 (Symbol_table::add_from_dynobj): Likewise.
5001 (Symbol_table::define_special_symbol): Rename insdef to
5004 2010-01-04 Ian Lance Taylor <iant@google.com>
5007 * options.h (class General_options): Add
5008 --allow-multiple-definition and -z muldefs.
5009 * resolve.cc (Symbol_table::should_override): Don't warn about a
5010 multiple symbol definition if --allow-multiple-definition or -z
5014 * options.h (class General_options): Add --add-needed and
5015 --copy-dt-needed-entries. Tweak --as-needed help entry.
5016 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5017 error if --copy-dt-needed-entries aka --add-needed is used and
5018 would cause a change in behaviour.
5021 * options.h (class General_options): Add -G as a short version of
5022 --shared. Add no-op options -assert, -g, and -i.
5024 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5026 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5027 check for .text or .gnu.linkonce.t sections.
5028 * icf.cc (Icf::find_identical_sections): Ditto.
5029 Change the detection for mangled function name within the section
5031 * icf.h (is_section_foldable_candidate): New function.
5033 2009-12-30 Ian Lance Taylor <iant@google.com>
5036 * options.h (class General_options): Permit two dashes with
5037 --retain-symbols-file.
5039 2009-12-30 Ian Lance Taylor <iant@google.com>
5042 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5043 don't put the file header and segment headers in the text
5047 * common.cc (Sort_commons::operator()): Stabilize sort when both
5049 (Symbol_table::do_allocate_commons_list): When allocating common
5050 symbols, skip a symbol which is no longer common.
5051 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5052 an object before checking its type.
5053 * testsuite/common_test_2.c: New file.
5054 * testsuite/common_test_3.c: New file.
5055 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5056 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5057 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5058 (common_test_2_pic.o, common_test_2.so): New targets.
5059 (common_test_3_pic.o, common_test_3.so): New targets.
5060 * testsuite/Makefile.in: Rebuild.
5063 * script.cc (read_input_script): If we see a new SECTIONS clause,
5064 and we have added an input section, give an error.
5065 * layout.h (class Layout): Add have_added_input_section function.
5066 Add have_added_input_section_ field.
5067 * layout.cc (Layout::Layout): Initialize
5068 have_added_input_section_.
5069 (Layout::layout): Set have_added_input_section_.
5070 (Layout::layout_eh_frame): Likewise.
5072 2009-12-30 Ian Lance Taylor <iant@google.com>
5075 * options.h (class General_options): Add --sort-common option.
5076 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5077 * common.cc (Sort_common): Add sort_order parameter to
5078 constructor. Add sort_order_ field.
5079 (Sort_commons::operator): Check sort_order_.
5080 (Symbol_table::allocate_commons): Determine the sort order.
5081 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5083 (Symbol_table::do_allocate_commons_list): Likewise.
5085 2009-12-30 Ian Lance Taylor <iant@google.com>
5088 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5089 symbols from this object, don't change the visibility of an
5091 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5093 2009-12-30 Ian Lance Taylor <iant@google.com>
5096 * script.h (class Version_script_info): Define Language enum.
5097 Update declarations. Define Glob, Exact, and Lookup types. Add
5098 new fields globals_, locals_, and is_finalized_.
5099 * script.cc: Various formatting fixes.
5100 (class Parser_closure): Change language_stack_ from a vector of
5101 std::string to one of Version_script_info::Language. Adjust all
5103 (class Lazy_demangler): Remove.
5104 (struct Version_expression): Change language from std::string to
5105 Version_script_info::Language.
5106 (Version_script_info::Version_script_info): New function.
5107 (Version_script_info::~Version_script_info): Don't call clear.
5108 (Version_script_info::finalize): New function.
5109 (Version_script_info::build_lookup_tables): New function.
5110 (Version_script_info::build_expression_list_lookup): New
5112 (Version_script_info::get_symbol_version_helper): Rewrite to use
5114 (Version_script_info::print_expression_list): Adjust to use
5115 Version_script_info::Language.
5116 (script_push_lex_into_version_mode): Check that the version script
5117 has not been finalized.
5118 (version_script_push_lang): Change language string to
5119 Version_script_info::Language.
5120 * options.cc (Command_line::version_script): New function.
5121 * options.h (class General_options): Add finalize_dynamic_list
5122 function. Change version_script from declaration to definition.
5123 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5124 * testsuite/version_script.map: Remove duplicate def of foo.
5125 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5127 * testsuite/Makefile.in: Rebuild.
5129 2009-12-30 Ian Lance Taylor <iant@google.com>
5132 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5133 if the input symbol index is 0, make the output symbol index 0.
5135 2009-12-30 Ian Lance Taylor <iant@google.com>
5138 * options.h (class General_options): Add -x/--discard-all.
5139 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5140 --discard-all. If the local symbol needs a dynamic entry, check
5141 that before handling --discard-locals.
5143 2009-12-30 Ian Lance Taylor <iant@google.com>
5146 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5148 (Output_segment::add_output_section): Don't change the flags if
5152 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5153 GNU hash table if they need a dynamic value. Otherwise, don't add
5154 them if they are defined in a dynamic object or are forced local.
5156 2009-12-29 Ian Lance Taylor <iant@google.com>
5159 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5160 .gnu.hash table for a 32-bit target.
5163 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5164 regular and a dynamic object only needs a dynamic symbol table
5165 entry if it is externally visible.
5168 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5169 constructor. Add global_offset_table_ field.
5170 (Target_i386::got_section): Set global_offset_table_.
5171 (Target_i386::do_finalize_sections): Set global_offset_table_
5173 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5174 in constructor. Add global_offset_table_ field.
5175 (Target_x86_64::got_section): Set global_offset_table_.
5176 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5179 * layout.cc (Layout::Layout): Initialize increase_relro_.
5180 (Layout::get_output_section): Add is_relro, is_last_relro, and
5181 is_first_non_relro parameters. Change all callers.
5182 (Layout::choose_output_section): Likewise.
5183 (Layout::add_output_section_data): Likewise.
5184 (Layout::make_output_section): Likewise.
5185 (Layout::set_segment_offsets): Clear increase_relro when using a
5187 * layout.h (class Layout): Add increase_relro method. Add
5188 increase_relro_ field. Update declarations.
5189 * output.cc (Output_section::Output_section): Initialize
5190 is_last_relro_ and is_first_non_relro_.
5191 (Output_segment::add_output_section): Group relro sections is
5192 do_sort is true. Handle is_last_relro and is_first_non_relro.
5193 (Output_segment::maximum_alignment): Remove relro handling.
5194 (Output_segment::set_section_addresses): Add increase_relro
5195 parameter. Change all callers. Add initial alignment to align
5196 relro sections on separate page. Remove old relro handling.
5197 (Output_segment::set_section_list_addresses): Remove in_relro
5198 parameter. Change all callers.
5199 (Output_segment::set_offset): Add increase parameter. Change all
5200 callers. Remove old relro handling.
5201 * output.h (class Output_section): Add new methods: is_last_relro,
5202 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5203 Add is_last_relro_ and is_first_non_relro_ fields.
5204 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5205 Create separate .got.plt section. Call increase_relro.
5206 * x86_64.cc (Target_x86_64::got_section): Likewise.
5207 * testsuite/relro_script_test.t: Add .got.plt.
5210 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5211 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5212 (Layout::finalize): Call set_dynamic_symbol_size.
5213 (Layout::set_dynamic_symbol_size): New function.
5214 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5215 set_dynamic_symbol_size.
5218 * output.h (class Output_section): Add is_entsize_zero_ field.
5219 * output.cc (Output_section::Output_section): Initialize
5221 (Output_section::set_entsize): If two different entsizes are
5222 requested, force it to zero.
5223 (Output_section::add_input_section): Set flags for .debug_str
5224 before updating section flags. Set entsize.
5225 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5226 and SHF_STRING if all input sections have those flags.
5228 2009-12-29 Rafael Espindola <espindola@google.com>
5230 * main.cc (main): Fix the sys time reporting.
5231 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5234 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5236 * options.cc (General_options::parse_version): Allow -v to exit
5237 without an error if there is nothing to link.
5239 2009-12-29 Ian Lance Taylor <iant@google.com>
5241 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5242 using a version of gcc before 4.1.
5243 * configure: Rebuild.
5245 2009-12-28 Chris Demetriou <cgd@google.com>
5247 * attributes.cc (Output_attributes_section_data::do_write): Use
5248 std::vector::front rather than std::vector::data.
5250 2009-12-28 Ian Lance Taylor <iant@google.com>
5252 * symtab.h (class Symbol_table): Add enum Defined.
5253 * resolve.cc (Symbol_table::should_override): Add defined
5254 parameter. Change all callers. Test whether object is NULL
5255 before calling a method on it.
5256 (Symbol_table::report_resolve_problem): Add defined parameter.
5258 (Symbol_table::should_override_with_special): Likewise.
5259 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5260 parameter. Change all callers.
5261 (Symbol_table::do_define_in_output_data): Likewise.
5262 (Symbol_table::define_in_output_segment): Likewise.
5263 (Symbol_table::do_define_in_output_segment): Likewise.
5264 (Symbol_table::define_as_constant): Likewise.
5265 (Symbol_table::do_define_as_constant): Likewise.
5266 * script.h (class Symbol_assignment): Add is_defsym parameter to
5267 constructor; change all callers.
5268 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5269 parameter. Change all callers. Add is_defsym_ field.
5270 (class Parser_closure): Add parsing_defsym parameter to
5271 constructor; change all callers. Add parsing_defsym accessor
5272 function. Add parsing_defsym_ field.
5274 2009-12-28 Ian Lance Taylor <iant@google.com>
5276 * gold.cc (queue_middle_tasks): Fix formatting.
5277 * object.cc (Relobj::is_section_name_included): Likewise.
5279 2009-12-23 Ian Lance Taylor <iant@google.com>
5281 * i386.cc (Target_i386::do_calls_non_split): Recognize
5282 -fsplit-stack prologue for a function with a static chain.
5283 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5284 -fsplit-stack prologue when using %r11.
5286 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5288 * options.cc (General_options::parse_version): Make -v continue and do
5289 the link like GNU ld does.
5291 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5293 * Makefile.am (CCFILES): Add timer.cc.
5294 (HFILES): Add timer.h.
5295 * configure.ac: Check for sysconf and times.
5296 * main.cc: include timer.h.
5297 (main): Use Timer instead of get_run_time.
5300 * workqueue.cc: include timer.h.
5301 (Workqueue::find_and_run_task):
5302 Report user, sys and wall time.
5303 * Makefile.in: Regenerate.
5304 * config.in: Regenerate.
5305 * configure: Regenerate.
5307 2009-12-16 Doug Kwan <dougkwan@google.com>
5309 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5311 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5312 relaxed input sections.
5313 * output.cc (Output_section::find_relaxed_input_section): Change
5314 return type to Output_relaxed_input_section pointer. Adjust code
5315 for new type of relaxed_input_section_map_.
5316 * output.h (Output_section::find_relaxed_input_section): Change
5317 return type to Output_relaxed_input_section pointer.
5318 (Output_section::Output_relaxed_input_section_by_input_section_map):
5320 (Output_section::relaxed_input_section_map_): Change type to
5321 Output_section::Output_relaxed_input_section_by_input_section_map.
5322 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5325 2009-12-15 Ian Lance Taylor <iant@google.com>
5327 * layout.cc (Layout::create_shstrtab): Only write out after input
5328 sections if we are compressing debug sections.
5330 2009-12-15 Ian Lance Taylor <iant@google.com>
5332 * archive.cc (Archive::add_symbols): Only look up a symbol without
5333 a version if there is, in fact, a version.
5335 2009-12-14 Ian Lance Taylor <iant@google.com>
5337 Revert -Wshadow changes, all changes from:
5338 2009-12-11 Doug Kwan <dougkwan@google.com>
5339 2009-12-11 Nick Clifton <nickc@redhat.com>
5340 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5342 2009-12-11 Doug Kwan <dougkwan@google.com>
5344 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5346 * attributes.cc (Object_attribute::size): Ditto.
5347 (Attributes_section_data::size): Ditto.
5348 (Attributes_section_data::Attributes_section_data): Ditto.
5349 (Output_attributes_section_data::do_write): Ditto.
5350 * attributes.h (Object_attribute::set_type): Ditto.
5351 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5353 2009-12-11 Nick Clifton <nickc@redhat.com>
5355 * archive.cc: Fix shadowed variable warnings.
5357 * compressed_output.cc: Likewise.
5358 * compressed_output.h: Likewise.
5359 * configure: Likewise.
5360 * dwarf_reader.cc: Likewise.
5361 * dynobj.cc: Likewise.
5362 * dynobj.h: Likewise.
5363 * ehframe.cc: Likewise.
5364 * ehframe.h: Likewise.
5365 * errors.cc: Likewise.
5366 * expression.cc: Likewise.
5367 * fileread.cc: Likewise.
5368 * fileread.h: Likewise.
5369 * freebsd.h: Likewise.
5370 * i386.cc: Likewise.
5372 * incremental.h: Likewise.
5373 * layout.cc: Likewise.
5374 * layout.h: Likewise.
5375 * mapfile.cc: Likewise.
5376 * merge.cc: Likewise.
5377 * merge.h: Likewise.
5378 * object.cc: Likewise.
5379 * object.h: Likewise.
5380 * options.h: Likewise.
5381 * output.cc: Likewise.
5382 * output.h: Likewise.
5383 * parameters.cc: Likewise.
5384 * plugin.cc: Likewise.
5385 * powerpc.cc: Likewise.
5386 * reduced_debug_output.cc: Likewise.
5387 * reduced_debug_output.h: Likewise.
5388 * reloc.cc: Likewise.
5389 * reloc.h: Likewise.
5390 * resolve.cc: Likewise.
5391 * script-sections.cc: Likewise.
5392 * script.cc: Likewise.
5393 * script.h: Likewise.
5394 * sparc.cc: Likewise.
5395 * symtab.cc: Likewise.
5396 * symtab.h: Likewise.
5397 * target-select.cc: Likewise.
5398 * target-select.h: Likewise.
5399 * token.h: Likewise.
5400 * workqueue.cc: Likewise.
5401 * workqueue.h: Likewise.
5402 * x86_64.cc: Likewise.
5404 2009-12-10 Doug Kwan <dougkwan@google.com>
5406 * arm.cc (attributes.h): New include.
5407 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5408 (Arm_relobj::~Arm_relobj): Delete object pointed by
5409 attributes_section_data_.
5410 (Arm_relobj::attributes_section_data): New method definition.
5411 (Arm_relobj::attributes_section_data_): New data member declaration.
5412 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5413 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5414 attributes_section_data_.
5415 (Arm_dynobj::attributes_section_data): New method definition.
5416 (Arm_dynobj::attributes_section_data_): New data member declaration.
5417 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5418 initialization value of may_use_blx_ to false.
5419 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5420 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5421 object attributes to compute results instead of hard-coding.
5422 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5423 Target_arm::get_secondary_compatible_arch,
5424 Target_arm::set_secondary_compatible_arch
5425 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5426 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5427 New method declarations.
5428 (Target_arm::get_aeabi_object_attribute): New method definition.
5429 (Target_arm::attributes_section_data_): New data member declaration.
5430 (read_arm_attributes_section): New template definition.
5431 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5432 (Arm_dynobj::do_read_symbols): Ditto.
5433 (Target_arm::do_finalize_sections): Merge attributes sections from
5434 input. Check for BLX use after attributes section merging.
5435 Fix __exidx_start and __exidx_end visibility. Create an
5436 .ARM.attributes section if necessary.
5437 (Target_arm::get_secondary_compatible_arch,
5438 Target_arm::set_secondary_compatible_arch,
5439 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5440 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5441 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5442 New method definitions.
5444 2009-12-09 Ian Lance Taylor <iant@google.com>
5446 * plugin.cc (Plugin::load): Don't cast from void* to a function
5449 2009-12-09 Ian Lance Taylor <iant@google.com>
5451 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5454 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5456 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5457 Replace two_file_shared_1.so with two_file_shared_2.so.
5458 * testsuite/Makefile.in: Regenerated.
5460 2009-12-08 Doug Kwan <dougkwan@google.com>
5462 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5463 (HFILES): Add attributes.h and int_encoding.h.
5464 * Makefile.in: Regenerate.
5465 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5466 function definitions to int_encoding.cc
5467 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5468 prototypes to int_encoding.h
5469 * reduced_debug_output.cc (int_encoding.h): New include.
5470 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5471 function definitions to int_encoding.cc
5472 (insert_into_vector, read_from_pointer): Move template definitions to
5474 * attributes.cc: New file.
5475 * attributes.h: New file.
5476 * int_encoding.cc: New file.
5477 * int_encoding.h: New file.
5479 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5482 * incremental-dump.cc (dump_incremental_inputs): New.
5483 (main): Use dump_incremental_inputs.
5485 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5488 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5489 checking elfcpp::STT_FUNC.
5490 (Target_i386::Relocate::relocate): Likewise.
5491 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5493 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5494 symbols from shared libraries into normal FUNC symbols.
5496 * symtab.h (Symbol): Add is_func and use it.
5498 2009-12-05 Doug Kwan <dougkwan@google.com>
5500 * arm.cc (Target_arm::arm_info): Initialize new fields
5501 attributes_section and attributes_vendor.
5502 * i386.cc (Target_i386::i386_info): Same.
5503 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5504 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5505 fields attributes_section and attributes_vendor.
5506 * sparc.cc (Target_sparc::sparc_info): Same.
5507 * target.h (Target::attributes_section, Target::attributes_vendor,
5508 Target::is_attributes_section, Target::attribute_arg_type,
5509 Target::attributes_order): New method definitions.
5510 (Target::Target_info::attributes_section,
5511 Target::Target_info::attributes_vendor): New fields.
5512 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5513 virtual method definitions.
5514 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5515 attributes_section and attributes_vendor.
5516 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5518 2009-12-05 Doug Kwan <dougkwan@google.com>
5520 * arm.cc: Update comments about interworking and stub generation.
5521 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5522 considered as non-PIC.
5523 (Arm_relocate_functions::base_abs): Fix formatting.
5524 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5525 of function to use GOT entry address instead of offset.
5526 (Target_arm::Scan::global): Issue an error if a symbol would need a
5527 PLT does not get one because it is untyped. Remove code to create
5528 dynamic symbols for relative branches.
5529 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5530 takes unsigned integer instead of boolean.
5532 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5534 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5535 (two_file_test_LDADD): Likewise.
5536 (common_test_1_LDADD): Likewise.
5537 (exception_test_LDADD) Likewise.
5538 (weak_test_LDADD): Likewise.
5539 (many_sections_test_LDADD): Likewise.
5540 (initpri1_LDADD): Likewise.
5541 (script_test_1_LDADD): Likewise.
5542 (script_test_2_LDADD): Likewise.
5543 (justsyms_LDADD): Likewise.
5544 (binary_test_LDADD): Likewise.
5545 (large_LDADD): Likewise.
5546 * testsuite/Makefile.in: Regenerated.
5548 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5550 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5551 (Symbol_table::override_with_special): Likewise.
5552 (Symbol_table::add_from_object): Likewise.
5554 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5556 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5557 Don't set the data_offset twice.
5559 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5561 * testsuite/Makefile.in: Regenerate.
5563 2009-12-03 Doug Kwan <dougkwan@google.com>
5565 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5566 (Target_arm::do_finalize_sections): Add parameter for symbol table
5567 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5568 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5569 parameter for symbol table pointer.
5570 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5571 an additional parameter for a pointer to symbol table.
5572 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5573 parameter for a symbol table pointer.
5574 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5575 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5577 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5578 parameter for a symbol table pointer.
5580 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5582 * incremental.cc (Incremental_inputs_header)
5583 (Incremental_inputs_header_write, Incremental_inputs_entry)
5584 (Incremental_inputs_entry_write): Move ...
5585 * incremental.h (Incremental_inputs_header)
5586 (Incremental_inputs_header_write, Incremental_inputs_entry)
5587 (Incremental_inputs_entry_write): here.
5589 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5591 * incremental.cc (make_sized_incremental_binary): Set the target.
5592 Error if it is incompatible.
5593 * output.h (Output_file): Add filename method.
5595 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5597 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5598 from the get_* methods.
5600 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5602 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5603 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5604 Write 0 for the data_offset of scripts.
5606 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5608 * testsuite/Makefile.am: Add the incremental_test.sh test.
5609 * testsuite/incremental_test.sh: New.
5610 * testsuite/incremental_test_1.c: New.
5611 * testsuite/incremental_test_2.c: New.
5613 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5615 * incremental-dump.cc (main): Fix typos.
5617 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5620 * incremental-dump.cc (main): Use llu to print 64 bit values.
5622 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5623 H.J. Lu <hongjiu.lu@intel.com>
5625 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5627 (incremental_dump_LDADD): Likewise.
5628 * Makefile.in: Regenerated.
5630 2009-11-25 Doug Kwan <dougkwan@google.com>
5634 2009-11-25 Doug Kwan <dougkwan@google.com>
5636 * arm.cc (Target_arm::Target_arm): Move method definition
5637 outside of class definition. Add code to handle
5638 --target1-rel, --target1-abs and --target2= options.
5639 (Target_arm::get_reloc_reloc_type): Change method to be
5640 non-static and const.
5641 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5642 New data member declaration.
5643 (Target_arm::Scan::local, Target_arm::Scan::global,
5644 Target_arm::Relocate::relocate,
5645 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5646 Adjust call to Target_arm::get_real_reloc_type.
5647 (Target_arm::get_real_reloc_type): Use command line options
5648 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5649 * options.h (--target1-rel, --target1-abs, --target2): New
5652 2009-11-25 Doug Kwan <dougkwan@google.com>
5654 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5655 class definition. Add code to handle --target1-rel, --target1-abs
5656 and --target2= options.
5657 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5659 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5661 (Target_arm::Scan::local, Target_arm::Scan::global,
5662 Target_arm::Relocate::relocate,
5663 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5664 call to Target_arm::get_real_reloc_type.
5665 (Target_arm::get_real_reloc_type): Use command line options to
5666 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5667 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5670 2009-11-25 Doug Kwan <dougkwan@google.com>
5672 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5673 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5674 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5676 (Arm_relocate_functions::thm_call): Replace body with a call to
5677 Arm_relocate_functions::thumb_branch_common.
5678 (Arm_relocate_functions::thm_jump24,
5679 Arm_relocate_functions::thm_xpc22): New method definitions.
5680 (Arm_relocate_functions::thumb_branch_common): New method definition.
5681 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5683 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5684 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5686 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5688 * Makefile.am: Build incremental-dump
5689 * Makefile.in: Regenerate.
5690 * incremental-dump.cc: New.
5691 * incremental.cc (Incremental_inputs_header_data,
5692 Incremental_inputs_entry_data): Move to incremental.h
5693 * incremental.h: (Incremental_inputs_header_data,
5694 Incremental_inputs_entry_data): Move from incremental.cc
5696 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5698 * incremental.cc (Incremental_inputs_header,
5699 Incremental_inputs_header_write, Incremental_inputs_entry,
5700 Incremental_inputs_entry_write): Add a typedef with the data type.
5702 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5704 * incremental.cc (Incremental_inputs_header,
5705 Incremental_inputs_header_write, Incremental_inputs_entry,
5706 Incremental_inputs_entry_write): Update comment about which
5707 type has the filed descriptions.
5709 2009-11-15 Doug Kwan <dougkwan@google.com>
5711 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5712 (Arm_relocate_functions::arm_branch_common): Change method defintion
5713 in class definition to a method declaration and update list of formal
5715 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5716 Arm_relocation_functions::jump24): Adjust call to
5717 Arm_relocate_functions::arm_branch_common. Update list of formal
5719 (Arm_relocate_functions::xpc25): New method definition.
5720 (Arm_relocate_functions::arm_branch_common): Move method defintion
5721 out from class definition. Use stubs for mode-switching and extending
5723 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5724 specially. Change code to enable use of stubs in ARM branches.
5726 2009-11-10 Doug Kwan <dougkwan@google.com>
5728 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5729 in method declaration.
5730 (Target_arm::relocate_stub): New method declaration.
5731 (Target_arm::default_target): Change to return a pointer instead of
5733 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5734 Target_arm::default_target.
5735 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5737 (Target_arm::relocate_section): Adjust view.
5738 (Target_arm::relocate_stub): New method definition.
5740 2009-11-10 Doug Kwan <dougkwan@google.com>
5742 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5744 * incremental.cc (open_incremental_binary): Initialized local
5745 variables to avoid warnings.
5746 * object.cc (make_elf_object): Ditto.
5747 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5750 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5753 * testsuite/plugin_test.c: Include "config.h".
5755 2009-11-09 Doug Kwan <dougkwan@google.com>
5757 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5758 (arm_symbol_value): Remove.
5759 (Arm_relocate_functions::arm_branch_common,
5760 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5761 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5762 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5763 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5764 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5765 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5766 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5767 Arm_relocate_functions::thm_mobw_abs_nc,
5768 Arm_relocate_functions::thm_mov_abs,
5769 Arm_relocate_functions::movw_prel_nc,
5770 Arm_relocate_functions::thm_movt_abs,
5771 Arm_relocate_functions::movt_prel,
5772 Arm_relocate_functions::thm_movw_prel_nc,
5773 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5774 (Target_arm::Relocate::relocate): Only decompose address into two
5775 parts if relocation type uses the thumb-bit and pass the actual
5776 bit instead of a flag indicating that the thumb-bit is used. Adjust
5777 calls to methods in Arm_relocate_functions for this change.
5779 2009-11-08 Ian Lance Taylor <iant@google.com>
5782 * reloc.cc: Instantiate
5783 Sized_relobj::initialize_input_to_output_maps and
5784 Sized_relobj:free_input_to_output_maps.
5786 2009-11-06 Ian Lance Taylor <iant@google.com>
5789 * defstd.cc (in_segment): Set only_if_ref true for "end".
5791 2009-11-06 Doug Kwan <dougkwan@google.com>
5793 * arm.cc (class Reloc_stub): Correct a comment.
5794 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5795 (Target_arm::scan_section_for_stubs): New method declaration.
5796 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5797 Change methods from private to protected.
5798 (Target_arm::do_may_relax): New method definition.
5799 (Target_arm::do_relax, Target_arm::group_sections,
5800 Target_arm::scan_reloc_for_stub,
5801 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5802 (Target_arm::arm_input_section_map_): New data member declaration.
5803 (Target_arm::scan_reloc_for_stub,
5804 Target_arm::scan_reloc_section_for_stubs,
5805 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5806 Target_arm::do_relax): New method definitions.
5808 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5810 * configure.ac: Check for (struct stat)::st_mtim
5811 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5812 * config.in: Regenerate.
5813 * configure: Regenerate.
5815 2009-11-05 Ian Lance Taylor <iant@google.com>
5818 * output.cc (Output_segment::add_output_section): Add missing
5821 2009-11-04 Ian Lance Taylor <iant@google.com>
5824 * object.h (class Object): Add is_needed and set_is_needed
5825 methods. Add is_needed_ field. Make bool fields into bitfields.
5826 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5827 defined in a dynamic object and referenced by a regular object,
5828 set is_needed for the dynamic object.
5829 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5830 if the file is marked with as_needed and it is not needed.
5832 2009-11-04 Ian Lance Taylor <iant@google.com>
5835 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5836 tags if data is discarded by linker script.
5837 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5838 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5839 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5840 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5842 2009-11-04 Ian Lance Taylor <iant@google.com>
5844 * layout.cc (Layout::get_output_section): Add is_interp and
5845 is_dynamic_linker_section parameters. Change all callers.
5846 (Layout::choose_output_section): Likewise.
5847 (Layout::make_output_section): Likewise.
5848 (Layout::add_output_section_data): Add is_dynamic_linker_section
5849 parameter. Change all callers.
5850 * layout.h (class Layout): Update declarations.
5851 * output.h (class Output_section): Add is_interp, set_is_interp,
5852 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5853 Add is_interp_, is_dynamic_linker_section_ fields. Change
5854 generate_code_fills_at_write_ to a bitfield.
5855 * output.cc (Output_section::Output_sections): Initialize new
5857 (Output_segment::add_output_section): Add do_sort parameter.
5860 2009-11-03 Ian Lance Taylor <iant@google.com>
5863 * options.h (class General_options): Add --warn-common.
5864 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5865 merging two common symbols.
5866 (Symbol_table::should_override): Handle --warn-common when merging
5867 a common symbol with a defined symbol. Use report_resolve_problem
5868 for multiple definitions.
5869 (Symbol_table::report_resolve_problem): New function.
5870 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5872 2009-11-03 Doug Kwan <dougkwan@google.com>
5874 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5876 (Target_arm::stub_factory): New method definition.
5877 (Target_arm::new_arm_input_section,
5878 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5879 Target_arm::reloc_uses_thumb_bit): New method declarations.
5880 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5881 New type definitions.
5882 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5883 member declarations.
5884 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5885 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5886 New method definitions.
5888 2009-11-03 Ian Lance Taylor <iant@google.com>
5890 * options.h (class General_options): Add --warn_constructors.
5892 2009-11-03 Ian Lance Taylor <iant@google.com>
5895 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5896 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5898 2009-11-03 Ian Lance Taylor <iant@google.com>
5901 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5902 --msgid-bugs-address.
5903 (install-pdf): New target.
5904 (install-data_yes): Look up one directory to find mkinstalldirs.
5906 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5908 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5911 2009-10-30 Doug Kwan <dougkwan@google.com>
5913 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5915 2009-10-30 Doug Kwan <dougkwan@google.com>
5917 * arm.cc (Stub_addend_reader): New struct template definition
5918 and partial specializations.
5919 (Stub_addend_reader::operator()): New method definition for a
5920 partially specialized template.
5922 2009-10-30 Doug Kwan <dougkwan@google.com>
5924 * arm.cc (Arm_relobj::processor_specific_flags): New method
5926 (Arm_relobj::do_read_symbols): New method declaration.
5927 (Arm_relobj::processor_specific_flags_): New data member declaration.
5928 (Arm_dynobj): New class definition.
5929 (Target_arm::do_finalize_sections): Add input_objects parameter.
5930 (Target_arm::do_adjust_elf_header): New method declaration.
5931 (Target_arm::are_eabi_versions_compatible,
5932 (Target_arm::merge_processor_specific_flags): New method declaration.
5933 (Target_arm::do_make_elf_object): New overloaded method definitions
5935 (Arm_relobj::do_read_symbols): New method definition.
5936 (Arm_dynobj::do_read_symbols): Ditto.
5937 (Target_arm::do_finalize_sections): Add input_objects parameters.
5938 Merge processor-specific flags from all input objects.
5939 (Target_arm::are_eabi_versions_compatible,
5940 Target_arm::merge_processor_specific_flags,
5941 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5942 New method definitions.
5943 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5944 Input_objects pointer type parameter.
5945 * layout.cc (Layout::finalize): Pass input objects to target's.
5946 finalize_sections function.
5947 * output.cc (Output_file_header::do_sized_write): Set ELF file
5948 header's processor-specific flags.
5949 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5950 Input_objects pointer type parameter.
5951 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5952 * target.h (Input_objects): New forward class declaration.
5953 (Target::processor_specific_flags,
5954 Target::are_processor_specific_flags_sect): New method definitions.
5955 (Target::finalize_sections): Add input_objects parameter.
5956 (Target::Target): Initialize processor_specific_flags_ and
5957 are_processor_specific_flags_set_.
5958 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5960 (Target::set_processor_specific_flags): New method definition.
5961 (Target::processor_specific_flags_,
5962 Target::are_processor_specific_flags_set_): New data member
5964 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5965 Input_objects pointer type parameter.
5967 2009-10-30 Doug Kwan <dougkwan@google.com>
5969 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5971 2009-10-28 Ian Lance Taylor <iant@google.com>
5973 * object.h (class Relobj): Drop options parameter from
5974 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5975 do_scan_relocs, do_relocate. Change all callers.
5976 (class Sized_relobj): Drop options parameters from
5977 do_gc_process_relocs, do_scan_relocs, do_relocate,
5978 do_relocate_sections, relocate_sections, emit_relocs_scan,
5979 emit_relocs_scan_reltype. Change all callers.
5980 (struct Relocate_info): Remove options field and all references to
5982 * reloc.h (class Read_relocs): Remove options constructor
5983 parameter and options_ field. Change all callers.
5984 (class Gc_process_relocs, class Scan_relocs): Likewise.
5985 (class Relocate_task): Likewise.
5986 * target-reloc.h (scan_relocs): Remove options parameter. Change
5988 (scan_relocatable_relocs): Likewise.
5989 * target.h (class Sized_target): Remove options parameter from
5990 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5992 * gc.h (gc_process_relocs): Remove options parameter. Change all
5994 * arm.cc: Update functions to remove options parameters.
5995 * i386.cc: Likewise.
5996 * powerpc.cc: Likewise.
5997 * sparc.cc: Likewise.
5998 * x86_64.cc: Likewise.
5999 * testsuite/testfile.cc: Likewise.
6001 2009-10-28 Doug Kwan <dougkwan@google.com>
6003 * arm.cc (Arm_relobj): New class definition.
6004 (Arm_relobj::scan_sections_for_stubs,
6005 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6006 New method definitions.
6008 2009-10-28 Cary Coutant <ccoutant@google.com>
6010 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6011 (Plugin::cleanup_done_): New member.
6012 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6013 (Plugin_manager::cleanup_done_): Remove.
6014 (Plugin_manager::add_input_file): Edit error message.
6015 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6016 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6018 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6020 * fileread.cc: (File_read::View::~View): Use the new
6021 data_ownership_ filed.
6022 (File_read::~File_read): Dispose the new whole_file_view_.
6023 (File_read::open): Mmap the whole file if needed.
6024 (File_read::open): Use whole_file_view_ instead of contents_.
6025 (File_read::find_view): Use whole_file_view_ if applicable.
6026 (File_read::do_read): Use whole_file_view_ instead of contents_.
6027 (File_read::make_view): Use whole_file_view_ instead of contents_,
6028 update File_read::View::View call.
6029 (File_read::find_or_make_view): Update File_read::View::View
6031 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6033 (File_read::View::Data_ownership): New enum.
6034 (File_read::View::View): Replace bool mapped_ with Data_ownership
6036 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6037 (File_read::View::data_ownership_): New field.
6038 (File_read::contents_): Remove (replaced by whole_file_view_).
6039 (File_read::whole_file_view_): New field.
6040 * options.h (class General_options): Add --keep-files-mapped.
6042 2009-10-27 Cary Coutant <ccoutant@google.com>
6044 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6045 * testsuite/Makefile.am (plugin_test_5): New test case.
6046 * testsuite/Makefile.in: Regenerate.
6048 2009-10-25 Doug Kwan <dougkwan@google.com>
6050 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6051 from private to protected to allow access by child class.
6052 (Sized_relobj::do_relocate_sections): New method declaration.
6053 (Sized_relobj::relocate_sections): Virtualize.
6054 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6055 Sized_relobj::relocate_sections. Instantiate template explicitly
6056 for different target sizes and endianity.
6058 2009-10-24 Doug Kwan <dougkwan@google.com>
6060 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6061 (Arm_input_section::as_arm_input_section): New method.
6062 (Arm_output_section): New class definition.
6063 (Arm_output_section::create_stub_group,
6064 Arm_output_section::group_sections): New method definitions.
6066 2009-10-22 Doug Kwan <dougkwan@google.com>
6068 * arm.cc (Arm_input_section): New class definition.
6069 (Arm_input_section::init, Arm_input_section:do_write,
6070 Arm_input_section::set_final_data_size,
6071 Arm_input_section::do_reset_address_and_file_offset): New method
6074 2009-10-21 Doug Kwan <dougkwan@google.com>
6076 * arm.cc (Stub_table, Arm_input_section): New forward class
6078 (Stub_table): New class defintion.
6079 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6080 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6081 New method definition.
6083 2009-10-21 Doug Kwan <dougkwan@google.com>
6085 * arm.cc: Update copyright comments.
6086 (Target_arm): New forward class template declaration.
6087 (Arm_address): New type.
6088 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6089 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6090 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6092 (Insn_template): Same.
6093 (DEF_STUBS): New macro.
6094 (Stub_type): New enum type.
6095 (Stub_template): New class definition.
6098 (Stub_factory): Same.
6099 (Target_arm::Target_arm): Initialize may_use_blx_ and
6100 should_force_pic_veneer_.
6101 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6102 Target_arm::should_force_pic_veneer,
6103 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6104 Target_arm::using_thumb_only, Target_arm:;default_target): New
6106 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6107 New data member declarations.
6108 (Insn_template::size, Insn_template::alignment): New method defintions.
6109 (Stub_template::Stub_template): New method definition.
6110 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6111 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6112 (Stub_factory::Stub_factory): New method definition.
6113 * gold.h (string_hash): New template.
6114 * output.h (Input_section_specifier::hash_value): Use
6116 (Input_section_specifier::string_hash): Remove.
6117 * stringpool.cc (Stringpool_template::string_hash): Use
6120 2009-10-20 Doug Kwan <dougkwan@google.com>
6122 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6123 symbols of relaxed input sections.
6124 * output.h (Output_section::find_relaxed_input_section): Make
6127 2009-10-16 Doug Kwan <dougkwan@google.com>
6129 * dynobj.cc (Versions::Versions): Initialize version_script_.
6130 Only insert base version symbol definition for a shared object
6131 if version script defines any version versions.
6132 (Versions::define_base_version): New method definition.
6133 (Versions::add_def): Check that base version is not needed.
6134 (Versions::add_need): Define base version lazily.
6135 * dynobj.h (Versions::define_base_version): New method declaration.
6136 (Versions::needs_base_version_): New data member declaration.
6137 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6138 (check_DATA): Add no_version_test.stdout.
6139 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6141 * testsuite/Makefile.in: Regenerate.
6142 * testsuite/no_version_test.c: New file.
6143 * testsuite/no_version_test.sh: Ditto.
6145 2009-10-16 Doug Kwan <dougkwan@google.com>
6147 * expression.cc (class Segment_start_expression): New class definition.
6148 (Segment_start_expression::value): New method definition.
6149 (script_exp_function_segment_start): Return a new
6150 Segment_start_expression.
6151 * gold/script-c.h (script_saw_segment_start_expression): New function
6153 * script-sections.cc (Script_sections::Script_sections): Initialize
6154 SAW_SEGMENT_START_EXPRESSION_ to false.
6155 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6156 and -Tbbs options to specify section addresses if given in
6157 command line and no SEGMENT_START expression is seen in a script.
6158 * script-sections.h (Script_sections::saw_segment_start_expression,
6159 Script_sections::set_saw_segment_start_expression): New method
6161 (Script_sections::saw_segment_start_expression_): New data member
6163 * script.cc (script_saw_segment_start_expression): New function.
6164 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6165 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6166 script_test_7.sh and script_test_8.sh.
6167 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6168 script_test_8.stdout.
6169 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6170 (script_test_6, script_test_6.stdout, script_test_7,
6171 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6172 * Makefile.in: Regenerate.
6173 * testsuite/script_test_6.sh: New file.
6174 * testsuite/script_test_6.t: Same.
6175 * testsuite/script_test_7.sh: Same.
6176 * testsuite/script_test_7.t: Same.
6177 * testsuite/script_test_8.sh: Same.
6179 2009-10-16 Doug Kwan <dougkwan@google.com>
6181 * output.cc (Output_segment::set_section_list_address): Cast
6182 expressions to unsigned long long type to avoid format warnings.
6184 2009-10-15 Ian Lance Taylor <iant@google.com>
6186 * script.cc (Script_options::add_symbol_assignment): Always add a
6187 dot assignment to script_sections_.
6188 * script-sections.cc (Script_sections::add_dot_assignment):
6189 Initialize if necessary.
6191 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6192 program headers with no load segment if there is a linker script.
6194 * layout.cc (Layout::set_segment_offsets): Align the file offset
6195 to the segment aligment for -N or -n with no load segment.
6196 * output.cc (Output_segment::add_output_section): Don't crash if
6197 the first section is a TLS section.
6198 (Output_segment::set_section_list_addresses): Print an error
6199 message if the address moves backward in a linker script.
6200 * script-sections.cc
6201 (Output_section_element_input::set_section_addresses): Don't
6202 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6203 (Orphan_output_section::set_section_addresses): Likewise.
6205 2009-10-15 Doug Kwan <dougkwan@google.com>
6207 * layout.cc (Layout::finish_dynamic_section): Generate tags
6208 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6209 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6210 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6212 2009-10-14 Ian Lance Taylor <iant@google.com>
6214 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6216 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6217 data_shdr fields of relinfo.
6218 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6219 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6220 R_386_TLS_LDO_32, adjust based on section flags.
6221 (Target_i386::Relocate::fix_up_ldo): Remove.
6223 2009-10-13 Ian Lance Taylor <iant@google.com>
6225 Add support for -pie.
6226 * options.h (class General_options): Add -pie and
6228 (General_options::output_is_position_independent): Test -pie.
6229 (General_options::output_is_executable): Return true if not shared
6230 and not relocatable.
6231 (General_options::output_is_pie): Remove.
6232 * options.cc (General_options::finalize): Reject incompatible uses
6234 * gold.cc (queue_middle_tasks): A -pie link is not static.
6235 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6236 * symtab.cc (Symbol::final_value_is_known): Return false if
6237 output_is_position_independent.
6238 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6239 output_is_position_independent.
6240 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6241 output_is_position_independent.
6242 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6243 output_is_position_independent.
6244 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6246 (basic_pie_test.o, basic_pie_test): New targets.
6247 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6248 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6249 (two_file_pie_test): New target.
6250 * testsuite/Makefile.in: Rebuild.
6251 * README: Remove note saying that -pie is not supported.
6253 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6255 * options.h (class General_options): Add -init and -fini.
6256 * layout.cc (Layout::finish_dynamic_section): Emit
6257 given init and fini functions.
6259 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6261 * gc.h (gc_process_relocs): Check if icf is enabled using new
6263 * gold.cc (queue_initial_tasks): Likewise.
6264 (queue_middle_tasks): Likewise.
6265 * object.cc (do_layout): Likewise.
6266 * symtab.cc (is_section_folded): Likewise.
6267 * main.cc (main): Likewise.
6268 * reloc.cc (Read_relocs::run): Likewise.
6269 (Sized_relobj::do_scan_relocs): Likewise.
6270 * icf.cc (is_function_ctor_or_dtor): New function.
6271 (Icf::find_identical_sections): Check if function is ctor or dtor when
6273 * options.h (General_options::icf): Change option to be an enum.
6274 (Icf_status): New enum.
6275 (icf_enabled): New method.
6276 (icf_safe_folding): New method.
6277 (set_icf_status): New method.
6278 (icf_status_): New variable.
6279 * (options.cc) (General_options::finalize): Set icf_status_.
6280 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6281 icf_test and icf_keep_unique_test to use the --icf enum flag.
6282 * testsuite/icf_safe_test.sh: New file.
6283 * testsuite/icf_safe_test.cc: New file.
6285 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6287 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6288 includes to gc.h and icf.h.
6289 * arm.cc: Include gc.h.
6290 * gold.cc: Likewise.
6291 * i386.cc: Likewise.
6292 * powerpc.cc: Likewise.
6293 * sparc.cc: Likewise.
6294 * x86_64.cc: Likewise.
6295 * gc.h: Include icf.h.
6297 2009-10-11 Ian Lance Taylor <iant@google.com>
6299 * plugin.cc: Include "gold.h" before other header files.
6301 2009-10-10 Chris Demetriou <cgd@google.com>
6303 * options.h (Input_file_argument::Input_file_type): New enum.
6304 (Input_file_argument::is_lib_): Replace with...
6305 (Input_file_argument::type_): New member.
6306 (Input_file_argument::Input_file_argument): Take Input_file_type
6307 'type' rather than boolean 'is_lib' as second argument.
6308 (Input_file_argument::is_lib): Use type_.
6309 (Input_file_argument::is_searched_file): New function.
6310 (Input_file_argument::may_need_search): Handle is_searched_file.
6311 * options.cc (General_options::parse_library): Support -l:filename.
6312 (General_options::parse_just_symbols): Update for Input_file_argument
6314 (Command_line::process): Likewise.
6315 * archive.cc (Archive::get_file_and_offset): Likewise.
6316 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6317 * script.cc (read_script_file, script_add_file): Likewise.
6318 * fileread.cc (Input_file::Input_file): Likewise.
6319 (Input_file::will_search_for): Handle is_searched_file.
6320 (Input_file::open): Likewise.
6321 * readsyms.cc (Read_symbols::get_name): Likewise.
6322 * testsuite/Makefile.am (searched_file_test): New test.
6323 * testsuite/Makefile.in: Regenerate.
6324 * testsuite/searched_file_test.cc: New file.
6325 * testsuite/searched_file_test_lib.cc: New file.
6327 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6328 Ian Lance Taylor <iant@google.com>
6330 * descriptor.cc: Include <cstdio> and "binary-io.h".
6331 (Descriptors::open): Open the files in binary mode always.
6332 * script.cc (Lex::get_token): Treat \r as whitespace.
6334 2009-10-09 Ian Lance Taylor <iant@google.com>
6336 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6338 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6339 Ian Lance Taylor <iant@google.com>
6341 * configure.ac: Check for readv function also.
6342 * fileread.cc (readv): Define if not HAVE_READV.
6343 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6345 * config.in: Regenerate.
6346 * configure: Regenerate.
6348 2009-10-09 Doug Kwan <dougkwan@google.com>
6350 * layout.cc (Layout::make_output_section): Call target hook to make
6351 ordinary output section.
6352 (Layout::finalize): Adjust parameter list of call the
6353 Target::may_relax().
6354 * layout.h (class Layout::section_list): New method.
6355 * merge.h (Output_merge_base::entsize): Change visibility to public.
6356 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6358 (Output_merge_string::do_is_string): New method.
6359 * object.cc (Sized_relobj::do_setup): renamed from
6360 Sized_relobj::set_up.
6361 * object.h (Sized_relobj::adjust_shndx,
6362 Sized_relobj::initializ_input_to_output_maps,
6363 Sized_relobj::free_input_to_output_maps): Change visibilities to
6365 (Sized_relobj::setup): Virtualize.
6366 (Sized_relobj::do_setup): New method declaration.
6367 (Sized_relobj::invalidate_section_offset,
6368 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6369 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6370 * options.cc (parse_int): New function.
6371 * options.h (parse_int): New declaration.
6372 (DEFINE_int): New macro.
6373 (stub_group_size): New option.
6374 * output.cc (Output_section::Output_section): Initialize memebers
6375 merge_section_map_, merge_section_by_properties_map_,
6376 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6377 (Output_section::add_input_section): Handled deferred code-fill
6378 generation and remove an old comment.
6379 (Output_section::add_relaxed_input_section): New method definition.
6380 (Output_section::add_merge_input_section): Use merge section by
6381 properties map to speed to search. Update merge section maps
6383 (Output_section::build_relaxation_map): New method definition.
6384 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6386 (Output_section::relax_input_section): Renamed to
6387 Output_section::convert_input_sections_to_relaxed_sections and change
6388 interface to take a vector of pointers to relaxed sections.
6389 (Output_section::find_merge_section,
6390 Output_section::find_relaxed_input_section): New method definitions.
6391 (Output_section::is_input_address_mapped,
6392 Output_section::output_offset, Output_section::output_address):
6393 Use output section data maps to speed up searching.
6394 (Output_section::find_starting_output_address): Add comments.
6395 (Output_section::do_write,
6396 Output_section::write_to_postprocessing_buffer): Do code-fill
6397 generation as appropriate.
6398 (Output_section::get_input_sections): Invalidate relaxed input section
6400 (Output_section::restore_states): Adjust type of checkpoint .
6401 Invalidate relaxed input section map.
6402 * output.h (Output_merge_base): New class declaration.
6403 (Input_section_specifier): New class defintion.
6404 (class Output_relaxed_input_section) Change base class to
6405 Output_section_data_build.
6406 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6407 base class initializer.
6408 (Output_section::add_relaxed_input_section): New method declaration.
6409 (Output_section::Input_section): Change visibility to protected.
6410 (Output_section::Input_section::relobj,
6411 Output_section::Input_section::shndx): Handle relaxed input sections.
6412 Output_section::input_sections) Change visibility to protected. Also
6413 define overload to return a non-const pointer.
6414 (Output_section::Merge_section_properties): New class defintion.
6415 (Output_section::Merge_section_by_properties_map,
6416 Output_section::Output_section_data_by_input_section_map,
6417 Output_section::Relaxation_map): New types.
6418 (Output_section::relax_input_section): Rename method to
6419 Output_section::convert_input_sections_to_relaxed_sections and change
6420 interface to take a vector of relaxed section pointers.
6421 (Output_section::find_merge_section,
6422 Output_section::find_relaxed_input_section,
6423 Output_section::build_relaxation_map,
6424 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6425 New method declarations.
6426 (Output_section::merge_section_map_
6427 Output_section::merge_section_by_properties_map_,
6428 Output_section::relaxed_input_section_map_,
6429 Output_section::is_relaxed_input_section_map_valid_,
6430 Output_section::generate_code_fills_at_write_): New data members.
6431 * script-sections.cc
6432 (Output_section_element_input::set_section_addresses): Call
6433 current_data_size and addralign methods of relaxed input sections.
6434 (Orphan_output_section::set_section_addresses): Call current_data_size
6435 and addralign methods of relaxed input sections.
6436 * symtab.cc (Symbol_table::compute_final_value): Extract template
6437 from the body of Symbol_table::sized_finalize_symbol.
6438 (Symbol_table::sized_finalized_symbol): Call
6439 Symbol_table::compute_final_value.
6440 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6441 (Symbol_table::compute_final_value): New templated method declaration.
6442 * target.cc (Target::do_make_output_section): New method defintion.
6443 * target.h (Target::make_output_section): New method declaration.
6444 (Target::relax): Add more parameters for input objects, symbol table
6445 and layout. Adjust call to do_relax.
6446 (Target::do_make_output_section): New method declaration.
6447 (Target::do_relax): Add parameters for input objects, symbol table
6450 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6452 * pread.c: Include stdio.h.
6454 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6456 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6459 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6461 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6462 Change read_shndx type to unsigned int.
6463 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6465 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6466 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6467 Change read_shndx type to unsigned int.
6468 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6470 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6471 * layout.cc (Layout::create_symtab_sections): Cast the result of
6472 local_symcount * symsize to off_t in the gold_assert.
6474 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6476 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6477 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6479 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6480 (Arm_relocate_functions::thm_abs5): New function.
6481 (Arm_relocate_functions::abs12): New function.
6482 (Arm_relocate_functions::abs16): New function.
6483 (Arm_relocate_functions::base_abs): New function.
6484 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6485 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6486 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6488 (Scan::global): Likewise.
6489 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6490 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6491 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6492 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6495 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6497 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6498 (Arm_relocate_functions::movt_prel): New function.
6499 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6500 (Arm_relocate_functions::thm_movt_prel): New function.
6501 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6502 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6503 (Scan::global, Relocate::relocate): Likewise.
6504 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6506 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6508 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6509 Incremental_checker.
6510 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6512 (class Incremental_inputs_header): New class.
6513 (Incremental_inputs_header_writer): Edit comment.
6514 (Incremental_inputs_entry): New class.
6515 (Incremental_inputs_entry_writer): Edit comment.
6516 (Sized_incremental_binary::do_find_incremental_inputs_section):
6517 Add *strtab_shndx parameter, fill it.
6518 (Sized_incremental_binary::do_check_inputs): New method.
6519 (Incremental_checker::can_incrementally_link_output_file): Use
6520 Sized_incremental_binary::check_inputs.
6521 (Incremental_inputs::report_command_line): Save command line in
6524 (Incremental_binary::find_incremental_inputs_section): New
6526 (Incremental_binary::do_find_incremental_inputs_section): Add
6527 strtab_shndx parameter.
6528 (Incremental_binary::do_check_inputs): New pure virtual method.
6529 (Sized_incremental_binary::do_check_inputs): Declare.
6530 (Incremental_checker::Incremental_checker): Add incremental_inputs
6531 parameter, use it to initialize incremental_inputs_.
6532 (Incremental_checker::incremental_inputs_): New field.
6533 (Incremental_checker::command_line): New method.
6534 (Incremental_checker::inputs): New method.
6535 (Incremental_checker::command_line_): New field.
6537 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6539 * incremental.cc: Include <cstdarg> and "target-select.h".
6540 (vexplain_no_incremental): New function.
6541 (explain_no_incremental): New function.
6542 (Incremental_binary::error): New method.
6543 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6545 (make_sized_incremental_binary): New function.
6546 (open_incremental_binary): New function.
6547 (can_incrementally_link_file): Add checks if output is ELF and has
6549 * incremental.h: Include "elfcpp_file.h" and "output.h".
6550 (Incremental_binary): New class.
6551 (Sized_incremental_binary): New class.
6552 (open_incremental_binary): Declare.
6553 * object.cc (is_elf_object): Use
6554 elfcpp::Elf_recognizer::is_elf_file.
6555 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6556 * output.h (Output_file::filesize): New method.
6558 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6560 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6562 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6563 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6565 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6567 (Arm_relocate_functions::movw_abs_nc): New function.
6568 (Arm_relocate_functions::movt_abs): New function.
6569 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6570 (Arm_relocate_functions::thm_movt_abs): New function.
6571 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6572 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6573 (Scan::global): Likewise.
6574 (Relocate::relocate): Likewise.
6575 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6577 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6579 * arm.cc (Arm_relocate_functions::got_prel) New function.
6580 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6581 (Relocate::relocate): Likewise.
6582 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6584 2009-10-06 Ian Lance Taylor <iant@google.com>
6586 * options.h (class General_options): Define
6587 split_stack_adjust_size parameter.
6588 * object.h (class Object): Add uses_split_stack_ and
6589 has_no_split_stack_ fields. Add uses_split_stack and
6590 has_no_split_stack accessor functions. Declare
6591 handle_split_stack_section.
6592 (class Reloc_symbol_changes): Define.
6593 (class Sized_relobj): Define Function_offsets. Declare
6594 split_stack_adjust, split_stack_adjust_reltype, and
6596 * object.cc (Object::handle_split_stack_section): New function.
6597 (Sized_relobj::do_layout): Call handle_split_stack_section.
6598 * dynobj.cc (Sized_dynobj::do_layout): Call
6599 handle_split_stack_section.
6600 * reloc.cc (Sized_relobj::relocate_sections): Call
6601 split_stack_adjust for executable sections in split_stack
6602 objects. Pass reloc_map to relocate_section.
6603 (Sized_relobj::split_stack_adjust): New function.
6604 (Sized_relobj::split_stack_adjust_reltype): New function.
6605 (Sized_relobj::find_functions): New function.
6606 * target-reloc.h: Include "object.h".
6607 (relocate_section): Add reloc_symbol_changes parameter. Change
6609 * target.h (class Target): Add calls_non_split method. Declare
6610 do_calls_non_split virtual method. Declare match_view and
6612 * target.cc: Include "elfcpp.h".
6613 (Target::do_calls_non_split): New function.
6614 (Target::match_view): New function.
6615 (Target::set_view_to_nop): New function.
6616 * gold.cc (queue_middle_tasks): Give an error if mixing
6617 split-stack and non-split-stack objects with -r.
6618 * i386.cc (Target_i386::relocate_section): Add
6619 reloc_symbol_changes parameter.
6620 (Target_i386::do_calls_non_split): New function.
6621 * x86_64.cc (Target_x86_64::relocate_section): Add
6622 reloc_symbol_changes parameter.
6623 (Target_x86_64::do_calls_non_split): New function.
6624 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6626 * powerpc.cc (Target_powerpc::relocate_section): Add
6627 reloc_symbol_changes parameter.
6628 * sparc.cc (Target_sparc::relocate_section): Add
6629 reloc_symbol_changes parameter.
6630 * configure.ac: Call AM_CONDITIONAL for the default target.
6631 * configure: Rebuild.
6632 * testsuite/Makefile.am (TEST_AS): New variable.
6633 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6634 (check_DATA): Add split_i386 and split_x86_64 files.
6635 (SPLIT_DEFSYMS): Define.
6636 (split_i386_[1234n].o): New targets.
6637 (split_i386_[124]): New targets.
6638 (split_i386_[1234r].stdout): New targets.
6639 (split_x86_64_[1234n].o): New targets.
6640 (split_x86_64_[124]): New targets.
6641 (split_x86_64_[1234r].stdout): New targets.
6642 (MOSTLYCLEANFILES): Add new executables.
6643 * testsuite/split_i386.sh: New file.
6644 * testsuite/split_x86_64.sh: New file.
6645 * testsuite/split_i386_1.s: New file.
6646 * testsuite/split_i386_2.s: New file.
6647 * testsuite/split_i386_3.s: New file.
6648 * testsuite/split_i386_4.s: New file.
6649 * testsuite/split_i386_n.s: New file.
6650 * testsuite/split_x86_64_1.s: New file.
6651 * testsuite/split_x86_64_2.s: New file.
6652 * testsuite/split_x86_64_3.s: New file.
6653 * testsuite/split_x86_64_4.s: New file.
6654 * testsuite/split_x86_64_n.s: New file.
6655 * testsuite/testfile.cc (Target_test): Update relocation_section
6657 * testsuite/Makefile.in: Rebuild.
6659 2009-10-06 Ian Lance Taylor <iant@google.com>
6661 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6662 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6663 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6664 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6665 the address on ldo_addrs_.
6666 (Target_i386::Relocate::fix_up_ldo): New function.
6668 2009-10-06 Rafael Espindola <espindola@google.com>
6670 * plugin.cc (add_input_library): New.
6671 (Plugin::load): Add add_input_library to tv.
6672 (Plugin_manager::add_input_file): Add the is_lib argument.
6673 (add_input_file): Update call to Plugin_manager::add_input_file.
6674 (add_input_library): New.
6675 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6677 2009-09-30 Doug Kwan <dougkwan@google.com>
6679 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6680 symbol and call Symbol::may_need_copy_reloc to determine if
6681 a copy reloc is needed.
6682 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6683 nocopyreloc is given in command line.
6684 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6685 given in command line.
6686 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6687 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6688 of the removed Target_i386::may_need_copy_reloc.
6689 * options.h (copyreloc): New option with default value false.
6690 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6691 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6692 instead of the removed Target_powerpc::may_need_copy_reloc.
6693 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6694 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6695 instead of the removed Target_sparc::may_need_copy_reloc.
6696 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6697 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6698 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6699 instead of the removed Target_x86_64::may_need_copy_reloc.
6701 2009-09-30 Ian Lance Taylor <iant@google.com>
6703 * object.h (class Object): Remove target_ field, and target,
6704 sized_target, and set_target methods.
6705 (Object::sized_target): Remove.
6706 (class Sized_relobj): Update declarations. Remove sized_target.
6707 * object.cc (Sized_relobj::setup): Remove target parameter.
6709 (Input_objects::add_object): Don't do anything with the target.
6710 (make_elf_sized_object): Add punconfigured parameter. Change all
6711 callers. Set or test parameter target.
6712 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6714 * parameters.cc (Parameters::set_target): Change parameter type to
6716 (Parameters::default_target): Remove.
6717 (set_parameters_target): Change parameter type to be non-const.
6718 (parameters_force_valid_target): New function.
6719 (parameters_clear_target): New function.
6720 * parameters.h (class Parameters): Update declarations. Remove
6721 default_target method. Add sized_target and clear_target
6722 methods. Change target_ to be non-const.
6723 (set_parameters_target): Update declaration.
6724 (parameters_force_valid_target): Declare.
6725 (parameters_clear_target): Declare.
6726 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6727 as NULL if we aren't searching.
6728 (Add_symbols::run): Don't check for compatible target.
6729 * fileread.cc (Input_file::open_binary): Call
6730 parameters_force_valid_target.
6731 * gold.cc (queue_middle_tasks): Likewise.
6732 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6733 set_target on object.
6734 * dynobj.h (class Sized_dynobj): Update declarations.
6735 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6736 make_elf_object returns NULL.
6737 (Archive::include_member): Don't check whether object target is
6739 * output.cc (Output_section::add_input_section): Get target from
6741 (Output_section::relax_input_section): Likewise.
6742 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6744 (Sized_relobj::do_scan_relocs): Likewise.
6745 (Sized_relobj::relocate_sections): Likewise.
6746 * resolve.cc (Symbol_table::resolve): Likewise.
6747 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6748 parameter. Change all callers.
6749 (Symbol_table::add_from_object): Get target from parameters.
6750 (Symbol_table::add_from_relobj): Don't check object target.
6751 (Symbol_table::add_from_dynobj): Likewise.
6752 (Symbol_table::define_special_symbol): Get target from
6754 * symtab.h (class Symbol_table): Update declaration.
6755 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6756 parameter. Change all callers. Clear parameter target.
6757 (Binary_test): Test target here.
6758 * testsuite/object_unittest.cc (gold_testsuite): Remove
6759 target_test_pointer parameter. Change all callers.
6760 (Object_test): Test target here.
6762 2009-09-26 Ian Lance Taylor <iant@google.com>
6764 * testsuite/initpri1.c: Don't try to use constructor priorities if
6765 compiling with gcc before 4.3.
6767 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6769 * testsuite/retain_symbols_file_test.sh (check_present): Change
6770 output file name to retain_symbols_file_test.stdout.
6771 (check_absent): Likewise.
6773 2009-09-18 Craig Silverstein <csilvers@google.com>
6775 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6776 * options.cc: Include <cerrno> and <fstream>.
6777 (General_options::finalize): Parse -retain-symbols-file tag.
6778 * options.h: New flag.
6779 (General_options): New method should_retain_symbol, new
6780 variable symbols_to_retain.
6781 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6782 should_retain_symbol map.
6783 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6784 * testsuite/Makefile.in: Regenerate.
6785 * testsuite/retain_symbols_file_test.sh: New file.
6787 2009-09-18 Nick Clifton <nickc@redhat.com>
6789 * po/es.po: Updated Spanish translation.
6791 2009-09-17 Doug Kwan <dougkwan@google.com>
6793 * debug.h (DEBUG_RELAXATION): New constant.
6794 (DEBUG_ALL): Add DEBUG_RELAXATION.
6795 (debug_string_to_enum): Add relaxation debug option.
6797 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6798 Layout::Relaxation_debug_check::read_sections,
6799 Layout::Relaxation_debug_check::read_sections): New method definitions.
6800 (Layout::Layout): Initialize data members
6801 record_output_section_data_from_scrips_,
6802 script_output_section_data_list_ and relaxation_debug_check_.
6803 (Layout::save_segments, Layout::restore_segments,
6804 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6805 Layout::relaxation_loop_body): New method definitions.
6806 (Layout::finalize): Support relaxation. Move section layout code to
6807 Layout::relaxation_loop_body.
6808 (Layout::set_asection_address_from_script): Move code for orphan
6809 section placement out.
6810 (Layout::place_orphan_sections_in_script): New method definition.
6811 * layout.h (Output_segment_headers, Output_file_header):
6812 New forward class declarations.
6813 (Layout::~Layout): Define.
6814 (Layout::new_output_section_data_from_script): New method definition.
6815 (Layout::place_orphan_sections_in_script): New method declaration.
6816 (Layout::Segment_states): New type declaration.
6817 (Layout::save_segments, Layout::restore_segments,
6818 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6819 Layout::relaxation_loop_body): New method declarations.
6820 (Layout::Output_section_data_list): New type declaration.
6821 (Layout::Relaxation_debug_check): New class definition.
6822 (Layout::record_output_section_data_from_script_,
6823 Layout::script_output_section_data_list_, Layout::segment_states_,
6824 Layout::relaxation_debug_check_): New data members.
6825 * output.cc: (Output_section_headers::do_size): New method definition.
6826 (Output_section_headers::Output_section_headers): Move size
6827 computation to Output_section_headers::do_size.
6828 (Output_segment_headers::do_size): New method definition.
6829 (Output_file_header::Output_file_header): Move size computation to
6830 Output_file_header::do_size and call it.
6831 (Output_file_header::do_size): New method definition.
6832 (Output_data_group::Output_data_group): Adjust call to
6833 Output_section_data.
6834 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6835 (Output_symtab_xindex::do_write): Add array bound check.
6836 (Output_section::Input_section::print_to_mapfile): Handle
6837 RELAXED_INPUT_SECTION_CODE.
6838 (Output_section::Output_section): Initialize data member checkpoint_.
6839 (Output_section::~Output_section): Delete checkpoint object pointed
6841 (Output_section::add_input_section): Always add an Input_section if
6843 (Output_section::add_merge_input_section): Add assert.
6844 (Output_section::relax_input_section): New method definition.
6845 (Output_section::set_final_data_size): Set load address to zero for
6846 an unallocated section.
6847 (Output_section::do_address_and_file_offset_have_reset_values):
6848 New method definition.
6849 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6850 Handle relaxed input section.
6851 (Output_section::sort_attached_input_sections): Checkpoint input
6852 section list lazily.
6853 (Output_section::get_input_sections): Change type of input_sections to
6854 list of Simple_input_section pointers. Checkpoint input section list
6855 lazily. Also handle relaxed input sections.
6856 (Output_section::add_input_section_for_script): Take a reference to
6857 a Simple_input_section object instead of Relobj pointer and section
6858 index as parameter. Handle relaxed input sections.
6859 (Output_section::save_states, Output_section::restore_states): New
6861 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6862 (Output_data::is_data_size_fixed): New method definition.
6863 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6865 (Output_data::address_and_file_offset_have_reset_values): New method
6867 (Output_data::do_address_and_file_offset_have_reset_values): New method
6869 (Output_data::set_data_size): Check that data size is not fixed.
6870 (Output_data::fix_data_size): New method definition.
6871 (Output_data::is_data_size_fixed_): New data member.
6872 (Output_section_headers::set_final_data_size): New method definition.
6873 (Output_section_headers::do_size): New method declaration.
6874 (Output_segment_headers::set_final_data_size): New method definition.
6875 (Output_segment_headers::do_size): New method declaration.
6876 (Output_file_header::set_final_data_size)::New method definition.
6877 (Output_file_header::do_size)::New method declaration.
6878 (Output_section_data::Output_section_data): Add new parameter
6879 is_data_size_fixed and use it to fix data size.
6880 (Output_data_const::Output_data_const): Adjust call to base class
6881 constructor and fix data size.
6882 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6883 base class constructor and fix data size.
6884 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6885 base class constructor and fix data size.
6886 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6887 class constructor and fix data size.
6888 (Output_data_group::set_final_data_size): New method definition.
6889 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6890 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6891 class constructor and fix data size.
6892 (Output_relaxed_input_section): New class definition.
6893 (Output_section::Simple_input_section): New class definition.
6894 (Output_section::get_input_sections): Adjust parameter list.
6895 (Output_section::add_input_section_for_script): Same.
6896 (Output_section::save_states, Output_section::restore_states,
6897 Output_section::do_address_and_file_offset_have_reset_values,
6898 (Output_section::Input_section::Input_section): Handle
6899 RELAXED_INPUT_SECTION_CODE. Add new overload for
6900 Output_relaxed_input_section.
6901 (Output_section::Input_section::is_input_section,
6902 Output_section::Input_section::set_output_section): Handle relaxed
6904 (Output_section::Input_section::is_relaxed_input_section,
6905 Output_section::Input_section::output_section_data,
6906 Output_section::Input_section::relaxed_input_section): New method
6908 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6910 (Output_section::Input_section::u1_): Update comments.
6911 (Output_section::Input_section::u2_): Add new union member poris.
6912 (Output_section::Checkpoint_output_section): New classs definition.
6913 (Output_section::relax_input_section): New method declaration.
6914 (Output_section::checkpoint_): New data member.
6915 (Output_segment): Update comments.
6916 (Output_segment::Output_segment): Un-privatize copy constructor.
6917 (Output_segment::operator=): Un-privatize.
6918 * script-sections.cc (Output_section_element::Input_section_list):
6919 Change element type to Output_section::Simple_input_section.
6920 (Output_section_element_dot_assignment::set_section_addresses):
6921 Register output section data for relaxation clean up.
6922 (Output_data_exression::Output_data_expression): Adjust call to base
6923 constructor to fix data size.
6924 (Output_section_element_data::set_section_addresses): Register
6925 Output_data_expression object for relaxation clean up.
6926 (struct Input_section_info): Replace Relobj pointer and section index
6927 pair with Output_section::Simple_input_section and Convert struct to a
6929 (Input_section_sorter::operator()): Adjust access to
6930 Input_section_info data member to use accessors.
6931 (Output_section_element_input::set_section_addresses): Use layout
6932 parameter. Adjust code to use Output_section::Simple_input_section
6933 and Input_secction_info classes. Register filler for relaxation
6935 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6936 and section index pair with Output_section::Simple_input_section
6937 class. Adjust code accordingly.
6938 (Phdrs_element::release_segment): New method definition.
6939 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6941 (Script_sections::release_segments): New method definition.
6942 * gold/script-sections.h (Script_sections::release_segments): New
6944 * gold/target.h (Target::may_relax, Target::relax,
6945 Target::do_may_relax, Target::do_relax): New method definitions.
6947 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6949 * arm.cc (has_signed_unsigned_overflow): New function.
6950 (Arm_relocate_functions::abs8): New function.
6951 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6952 (Target_arm::Scan::global): Likewise.
6953 (Target_arm::relocate::relocate): Likewise.
6954 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6957 2009-09-16 Cary Coutant <ccoutant@google.com>
6959 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6960 * testsuite/Makefile.in: Regenerate.
6962 2009-09-11 Nick Clifton <nickc@redhat.com>
6964 * po/gold.pot: Updated by the Translation project.
6966 2009-09-08 Cary Coutant <ccoutant@google.com>
6968 * output.cc (Output_file::open): Add execute permission to empty file.
6969 * testsuite/Makefile.am (permission_test): New test.
6970 * testsuite/Makefile.in: Regenerate.
6972 2009-09-02 Ian Lance Taylor <iant@google.com>
6974 * output.cc (Output_file::resize): Call map_no_anonymous rather
6977 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6979 * gold.cc: Include "incremental.h".
6980 (queue_initial_tasks): Call Incremental_checker methods.
6981 * incremental.cc: Include "output.h".
6982 (Incremental_checker::can_incrementally_link_output_file): New
6984 * incremental.h (Incremental_checker): New class.
6986 * output.cc (Output_file::open_for_modification): New method.
6987 (Output_file::map_anonymous): Changed return type to bool. Record
6989 (Output_file::map_no_anonymous): New method, broken out of map.
6990 (Output_file::map): Use map_no_anonymous and map_anonymous.
6991 * output.h (class Output_file): Update declarations.
6993 2009-08-24 Cary Coutant <ccoutant@google.com>
6995 * options.h (Command_line::Pre_options): New class.
6996 (Command_line::pre_options): New member.
6997 * options.cc (gold::options::ready_to_register): New variable.
6998 (One_option::register_option): Do nothing if not registering options.
6999 Assert if same short option registered twice.
7000 (General_options::General_options): Turn off option registration when
7002 (Command_line::Pre_options::Pre_options): New constructor.
7004 2009-08-24 Cary Coutant <ccoutant@google.com>
7006 * options.h (General_options::no_keep_memory): Remove incorrect
7009 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7011 * Makefile.am (am__skiplex, am__skipyacc): New.
7012 * Makefile.in: Regenerate.
7014 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7016 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7017 (INCLUDES): ... this.
7018 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7019 (AM_CPPFLAGS): Renamed from ...
7020 (INCLUDE): ... this.
7021 * Makefile.in, testsuite/Makefile.in: Regenerate.
7023 * Makefile.in: Regenerate.
7024 * aclocal.m4: Likewise.
7025 * config.in: Likewise.
7026 * configure: Likewise.
7027 * testsuite/Makefile.in: Likewise.
7029 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7030 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7031 * Makefile.in: Regenerate.
7032 * testsuite/Makefile.in: Regenerate.
7034 2009-08-19 Cary Coutant <ccoutant@google.com>
7036 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7037 symbols in shared libraries overridden by hidden or internal symbols
7038 in the main program.
7040 2009-08-19 Chris Demetriou <cgd@google.com>
7042 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7043 checking source file names in error messages.
7045 2009-08-18 Doug Kwan <dougkwan@google.com>
7047 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7048 an elcpp::Ehdr as parameter. Adjust call to set_target.
7049 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7050 an elfcpp::Ehdr as parameter.
7051 * object.cc (Object::set_target): Remove the version that looks up
7052 a target and sets it.
7053 (Sized_relobj::setup): Take a Target object instead of
7054 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7055 (make_elf_sized_object): Find target and ask target to
7057 * object.h: (Object::set_target): Remove the version that looks up
7058 a target and sets it.
7059 (Sized_relobj::setup): Take a Target object instead of
7060 an elfcpp:Ehdr as parameter.
7061 * target.cc: Include dynobj.h.
7062 (Target::do_make_elf_object_implementation): New.
7063 (Target::do_make_elf_object): New.
7064 * target.h (Target::make_elf_object): New template declaration.
7065 (Target::do_make_elf_object): New method declarations.
7066 (Target::do_make_elf_object_implementation): New template declaration.
7068 2009-08-14 Ian Lance Taylor <iant@google.com>
7070 * gold.h (FUNCTION_NAME): Define.
7071 (gold_unreachable): Use FUNCTION_NAME.
7073 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7075 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7076 symbol in the --keep-unique list is not found.
7078 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7080 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7081 been maked as --keep-unique.
7082 (Icf::unfold_section): New function.
7083 * icf.h (Icf::unfold_section): New function.
7084 * options.h (General_options::keep_unique): New option.
7085 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7086 * testsuite/Makefile.in: Regenerate.
7087 * testsuite/icf_keep_unique_test.sh: New file.
7088 * testsuite/icf_keep_unique_test.cc: New file.
7090 2009-08-12 Cary Coutant <ccoutant@google.com>
7093 * resolve.cc (Symbol_table::resolve): Check for references from
7094 dynamic objects to hidden and internal symbols.
7095 * testsuite/Makefile.am (hidden_test.sh): New test.
7096 * testsuite/Makefile.in: Regenerate.
7097 * testsuite/hidden_test.sh: New script.
7098 * testsuite/hidden_test_1.c: New test source.
7099 * testsuite/hidden_test_main.c: New test source.
7101 2009-08-11 Doug Kwan <dougkwan@google.com>
7103 * arm.cc: Update comments.
7104 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7105 segment to locate the .ARM.exidx section if present.
7107 2009-08-09 Doug Kwan <dougkwan@google.com>
7109 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7112 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7113 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7116 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7118 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7119 valid tls_segment only for non-debug-section relocations.
7120 * testsuite/Makefile.am: Add gc_tls_test.
7121 * testsuite/Makefile.in: Regenerate.
7122 * testsuite/gc_tls_test.cc: New file.
7123 * testsuite/gc_tls_test.sh: New file.
7125 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7129 * Makefile.am (CCFILES): Add icf.cc.
7131 * Makefile.in: Regenerate.
7132 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7133 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7134 section, symbol and addend information for the relocs.
7135 * gold.cc (queue_middle_tasks): Call identical code folding.
7136 * gold.h: Add defines for multimap.
7137 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7138 to the call of finalize_local_symbols.
7139 * main.cc (main): Create object of class Icf.
7140 * object.cc (Sized_relobj::do_layout): Allow this function to be
7141 called twice during icf.
7142 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7143 to sections marked as identical by icf.
7144 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7146 (Sized_relobj::do_section_entsize): New function.
7147 * object.h (Object::section_entsize): New function.
7148 (Object::do_section_entsize): New pure virtual function.
7149 (Relobj::finalize_local_symbols): Add new parameter.
7150 (Relobj::do_section_entsize): New function.
7151 * options.h (General_options::icf): New option.
7152 (General_options::icf_iterations): New option.
7153 (General_options::print_icf_sections): New option.
7154 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7155 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7156 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7158 * symtab.cc (Symbol_table::is_section_folded): New function.
7159 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7160 to sections marked as identical by icf.
7161 * symtab.h (Symbol_table::set_icf): New function.
7162 (Symbol_table::icf): New function.
7163 (Symbol_table::is_section_folded): New function.
7164 (Symbol_table::icf_): New data member.
7165 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7166 * testsuite/Makefile.am: Add commands to build icf_test.
7167 * testsuite/Makefile.in: Regenerate.
7168 * testsuite/icf_test.sh: New file.
7169 * testsuite/icf_test.cc: New file.
7171 2009-07-24 Chris Demetriou <cgd@google.com>
7173 * layout.cc (is_compressible_debug_section): Fix incorrect
7174 comment about compressed section names.
7176 2009-07-20 Ian Lance Taylor <ian@airs.com>
7179 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7181 2009-07-16 Ian Lance Taylor <iant@google.com>
7184 * layout.h: #include <map>.
7185 (class Kept_section): Change from struct to class. Add accessors
7186 and setters. Add section size to Comdat_group mapping. Change
7187 Comdat_group to std::map. Add is_comdat_ field. Add
7188 linkonce_size field in union.
7189 (class Layout): Update declaration of find_or_add_kept_section.
7190 Don't declare find_kept_object.
7191 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7192 parameter. Add object, shndx, is_comdat, and is_group_name
7193 parameters. Change all callers. Adjust for new Kept_section.
7194 (Layout::find_kept_object): Remove.
7195 * object.cc (Sized_relobj::include_section_group): Update use of
7196 Kept_section. Rename secnum to shndx. Only record
7197 Kept_comdat_section if sections are the same size.
7198 (Sized_relobj::include_linkonce_section): Update use of
7199 Kept_section. Only record Kept_comdat_section if sections are the
7200 same size. Set size of linkonce section.
7201 (Sized_relobj::map_to_kept_section): Update call to
7202 get_kept_comdat_section.
7203 * object.h (class Sized_relobj): Rename fields in
7204 Kept_comdat_section to drop trailing underscores; change object
7205 field to Relobj*. Change Kept_comdat_section_table to store
7206 struct rather than pointer.
7207 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7208 Add kept_object and kept_shndx parameters. Change all callers.
7209 (Sized_relobj::get_kept_comdat_section): Change return type to
7210 bool. Add kept_object and kept_shndx parameters. Change all
7212 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7213 Layout::find_or_add_kept_section.
7215 2009-07-09 Ian Lance Taylor <iant@google.com>
7217 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7218 Reserve space in the hash table.
7220 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7222 * fileread.cc (File_read::get_mtime): New method.
7223 * fileread.h (Timespec): New structure.
7224 (File_read::get_mtime): New method.
7225 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7226 Renamed from timestamp_nsec.
7227 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7229 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7231 (Incremental_inputs::report_archive): Save mtime; style fix.
7232 (Incremental_inputs::report_obejct): Save mtime; style fix.
7233 (Incremental_inputs::report_script): Save mtime; style fix.
7234 (Incremental_inputs::finalize_inputs): Style fix.
7235 (Incremental_inputs::finalize): Style fix.
7236 (Incremental_inputs::create_input_section_data): Store inputs
7238 * incremental.h (Incremental_inputs::report_script): Add mtime
7240 (Incremental_inputs::Input_info::Input_info): Intialize only one
7242 (Incremental_inputs::Input_info::archive): Move to nameless
7244 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7245 (Incremental_inputs::Input_info::script): Move to nameless union.
7246 (Incremental_inputs::mtime): New field.
7247 * script.cc (read_input_script): Pass file mtime to
7249 * script.h (Script_info::inputs): Style fix.
7251 2009-07-01 Ian Lance Taylor <ian@airs.com>
7253 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7256 2009-06-24 Ian Lance Taylor <iant@google.com>
7259 * layout.cc (Layout::choose_output_section): If we find an
7260 existing section, update the flags.
7261 (Layout::create_notes): New function, broken out of
7263 (Layout::finalize): Don't create note sections.
7264 (Layout::create_note): Don't crash if linker script discards
7266 (Layout::create_gold_note): Likewise.
7267 (Layout::create_build_id): Likewise. Don't set
7268 after_input_sections on the section.
7269 (Layout::create_executable_stack_info): Remove target parameter.
7271 * layout.h (class Layout): Declare create_notes. Update
7272 declaration of create_executable_stack_info.
7273 * gold.cc (queue_middle_tasks): Call create_notes.
7274 * output.cc (Output_section::update_flags_for_input_section): Move
7275 here from output.h. If SHF_ALLOC flag is newly set, mark address
7277 * output.h (Output_data::mark_address_invalid): New function.
7278 (class Output_section): Only declare, not define,
7279 update_flags_for_input_section. Remove set_flags.
7281 2009-06-24 Ian Lance Taylor <iant@google.com>
7283 * script-sections.cc (Output_section_definition::
7284 set_section_addresses): Rename shadowing local load_address to
7287 2009-06-24 Ian Lance Taylor <iant@google.com>
7290 * reloc.cc (relocate_sections): Skip empty relocation sections.
7292 2009-06-23 Ian Lance Taylor <iant@google.com>
7295 * layout.cc (Layout::create_note): Use choose_output_section
7296 rather than make_output_section.
7298 2009-06-23 Ian Lance Taylor <iant@google.com>
7301 * options.cc (General_options::parse_V): Set printed_version_.
7302 (General_options::General_options): Initialize printed_version_.
7303 * options.h (class General_options): Add printed_version_ field.
7304 * gold.cc (queue_initial_tasks): If there are no input files,
7305 don't give a fatal error if we printed the version information.
7306 (queue_middle_tasks): If using -r with a shared object, give a
7307 fatal error rather than an ordinary error.
7309 2009-06-23 Ian Lance Taylor <iant@google.com>
7312 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7313 (Layout::make_output_section): Set have_stabstr_section_ if we see
7314 a .stab*str section.
7315 (Layout::finalize): Call link_stabs_sections.
7316 (Layout::link_stabs_sections): New file.
7317 * layout.h (class Layout): Add have_stabstr_section_ field.
7318 Declare link_stabs_sections.
7320 2009-06-23 Doug Kwan <dougkwan@google.com>
7322 * Makefile.am (libgold_a_LIBADD): New.
7323 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7324 * Makefile.in: Regenerate.
7325 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7326 * configure: Regenerate.
7327 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7328 * fileread.cc: Include sys/state.h
7329 * gold.h: Declare memmem and strndup if found missing.
7330 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7332 2009-06-23 Ian Lance Taylor <iant@google.com>
7334 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7335 * configure: Rebuild.
7337 2009-06-23 Ian Lance Taylor <iant@google.com>
7340 * object.cc (Object::section_contents): Don't try to get a view if
7341 the section has length zero.
7342 (Object::handle_gnu_warning_section): If the section is empty, use
7343 the name of the section as the warning.
7345 2009-06-23 Ian Lance Taylor <iant@google.com>
7348 * stringpool.h (class Stringpool_template): Add optimize_ field.
7349 (Stringpool_template::set_optimize): New function.
7350 * stringpool.cc (Stringpool_template::Stringpool_template):
7351 Initialize optimize_ field.
7352 (Stringpool_template::set_string_offsets): Test local optimize
7353 fild rather than parameter.
7354 * layout.cc (Layout::Layout): Call set_optimize on the section
7357 2009-06-22 Ian Lance Taylor <iant@google.com>
7360 * yyscript.y: Parse TARGET.
7361 * script.cc (script_set_target): New function.
7362 * script-c.h (script_set_target): Declare.
7363 * options.cc (General_options::string_to_object_format): Rename
7364 from string_to_object_format in anonymous namespace. Change
7366 * options.h (class General_options): Declare
7367 string_to_object_format.
7369 2009-06-22 Ian Lance Taylor <iant@google.com>
7371 * script-sections.cc (Script_sections::create_segments): Don't put
7372 program headers in a PT_LOAD segment if -n or -N.
7374 2009-06-22 Ian Lance Taylor <iant@google.com>
7377 * options.h (class General_options): Add -z lazy and -z now. Sort
7378 -z options into alphabetical order.
7379 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7381 2009-06-21 Ian Lance Taylor <iant@google.com>
7383 * layout.cc (Layout::make_output_section): Call
7384 Target::new_output_section.
7385 (Layout::attach_allocated_section_to_segment): Put large section
7386 sections in a separate load segment with the large segment flag
7388 (Layout::segment_precedes): Sort large data segments after other
7390 (align_file_offset): New static function.
7391 (Layout::set_segment_offsets): Use align_file_offset.
7392 * output.h (class Output_section): Add is_small_section_ and
7393 is_large_section_ fields.
7394 (Output_section::is_small_section): New function.
7395 (Output_section::set_is_small_section): New function.
7396 (Output_section::is_large_section): New function.
7397 (Output_section::set_is_large_section): New function.
7398 (Output_section::is_large_data_section): New function.
7399 (class Output_segment): Add is_large_data_segment_ field.
7400 (Output_segment::is_large_data_segment): New function.
7401 (Output_segment::set_is_large_data_segment): New function.
7402 * output.cc (Output_section::Output_section): Initialize new
7404 (Output_segment::Output_segment): Likewise.
7405 (Output_segment::add_output_section): Add assertion that large
7406 data sections always go in large data segments. Force small data
7407 sections to the end of the list of data sections. Force small BSS
7408 sections to the start of the list of BSS sections. For large BSS
7409 sections to the end of the list of BSS sections.
7410 * symtab.h (class Symbol): Declare is_common_shndx.
7411 (Symbol::is_defined): Check Symbol::is_common_shndx.
7412 (Symbol::is_common): Likewise.
7413 (class Symbol_table): Define enum Commons_section_type. Update
7414 declarations. Add small_commons_ and large_commons_ fields.
7415 * symtab.cc (Symbol::is_common_shndx): New function.
7416 (Symbol_table::Symbol_table): Initialize new fields.
7417 (Symbol_table::add_from_object): Put small and large common
7418 symbols in the right list.
7419 (Symbol_table::sized_finalized_symbol): Check
7420 Symbol::is_common_shndx.
7421 (Symbol_table::sized_write_globals): Likewise.
7422 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7423 common symbol lists. Don't call do_allocate_commons_list if the
7425 (Symbol_table::do_allocate_commons_list): Remove is_tls
7426 parameter. Add comons_section_type parameter. Change all
7427 callers. Handle small and large common symbols.
7428 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7429 Symbol::is_common_shndx.
7430 * resolve.cc (symbol_to_bits): Likewise.
7431 * target.h (Target::small_common_shndx): New function.
7432 (Target::small_common_section_flags): New function.
7433 (Target::large_common_shndx): New function.
7434 (Target::large_common_section_flags): New function.
7435 (Target::new_output_section): New function.
7436 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7437 small_common_section_flags, and large_common_section_flags
7439 (Target::do_new_output_section): New virtual function.
7440 * arm.cc (Target_arm::arm_info): Initialize new fields.
7441 * i386.cc (Target_i386::i386_info): Likewise.
7442 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7444 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7445 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7446 (Target_x86_64::do_new_output_section): New function.
7447 * configure.ac: Define conditional MCMODEL_MEDIUM.
7448 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7449 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7450 (large_LDFLAGS): Define.
7451 * testsuite/large.c: New file.
7452 * testsuite/testfile.cc (Target_test::test_target_info):
7453 Initialize new fields.
7454 * configure, testsuite/Makefile.in: Rebuild.
7456 2009-06-05 Doug Kwan <dougkwan@google.com>
7458 * Makefile.am (CCFILES): Add target.cc.
7459 * Makefile.in: Regenerate.
7460 * i386.cc (class Target_i386): Define new virtual method to
7461 override do_is_local_label_name in parent.
7462 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7463 local symbols if --discard-locals or -X is given.
7464 * options.h (class General_options): Declare new options
7465 '--discard-locals' and '-X' for discarding locals.
7466 * target.h (class Target): Define new methods is_local_label_name.
7467 Declare new virtual method do_is_local_label_name.
7468 * target.cc: New file.
7469 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7470 (check_SCRIPTS): Add discard_locals_test.sh.
7471 (check_DATA): Add discard_local_tests.syms.
7472 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7473 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7474 * testsuite/Makefile.in: Regenerate.
7475 * testsuite/discard_locals_test.c: New file.
7476 * testsuite/discard_locals_test.sh: Same.
7478 2009-06-05 Doug Kwan <dougkwan@google.com>
7480 * object.cc (Sized_relobj::Sized_relobj): Initialize
7481 discarded_eh_frame_shndx_ to -1U.
7482 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7484 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7485 a discarded .eh_frame section.
7486 (Sized_relobj::do_finalize_local_symbols): Ditto.
7487 * object.h (class Sized_relobj): Declare new member
7488 discarded_eh_frame_shndx_.
7489 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7490 (local_labels_test.o, local_labels_test): New rules.
7491 * testsuite/Makefile.in: Regenerate.
7493 2009-06-04 Doug Kwan <dougkwan@google.com>
7495 * layout.cc (Layout::section_name_mapping): Add mapping for
7496 special ARM sections.
7498 2009-06-03 Doug Kwan <dougkwan@google.com>
7500 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7501 (utils::has_overflow): Same.
7503 2009-06-03 Ian Lance Taylor <iant@google.com>
7505 * layout.cc (Layout::section_name_mapping): New array, replacing
7506 Layout::linkonce_mapping.
7507 (Layout::section_name_mapping_count): New variable, replacing
7508 Layout::linkonce_mapping_count.
7509 (Layout::linkonce_output_name): Remove.
7510 (Layout::output_section_name): Rewrite.
7511 * layout.h (class Layout): Rename Linkonce_mapping to
7512 Section_name_mapping, linkonce_mapping to section_name_mapping,
7513 linkonce_mapping_count to section_name_mapping_count. Don't
7514 declare linkonce_output_name.
7516 2009-06-03 Doug Kwan <dougkwan@google.com>
7518 * gold/arm.cc (namespace utils): New.
7519 (Target_arm::reloc_is_non_pic): Define new method.
7520 (class Arm_relocate_functions): New.
7521 (Target_arm::Relocate::relocate): Handle relocation types used by
7524 2009-06-03 Ian Lance Taylor <iant@google.com>
7526 * arm.cc (Target_arm::scan::global): Use || instead of |.
7528 2009-06-02 Doug Kwan <dougkwan@google.com>
7530 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7531 issued_non_pic_error_.
7532 (class Target_arm::Scan): Declare new method check_non_pic.
7533 Define new method symbol_needs_plt_entry.
7534 Declare new data member issued_non_pic_error_.
7535 (class Target_arm::Relocate): Declare new method
7536 should_apply_static_reloc.
7537 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7538 (Target_arm::Scan::check_non_pic): Define new method.
7539 (Target_arm::Scan::local): Handle a small subset of reloc types used
7541 (Target_arm::Scan::local): Same.
7542 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7544 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7546 * incremental.cc (Incremental_inputs::report_command_line): Filter
7547 out --incremental-* options.
7549 2009-05-29 Doug Kwan <dougkwan@google.com>
7551 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7553 (class Target_arm): Update comment.
7554 (Target_arm::Target_arm): Initialize new data members GOT_,
7555 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7556 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7557 and Target_arm::rel_dyn_section.
7558 Declare new_enum Target_arm::Got_type.
7559 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7561 Update commments for member do_dynsym_value.
7562 (Target_arm::got_size, Target_arm::plt_section,
7563 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7564 new methods inside class defintion.
7565 (Target_arm::got_section): Define new method.
7566 (Target_arm::rel_dyn_section): Same.
7567 (Output_data_plt_arm): New template class.
7568 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7569 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7570 (Output_data_plt_arm::add_entry): Same.
7571 (Output_data_plt_arm::first_plt_entry): Define new
7572 static data member for PLT instruction template.
7573 (Output_data_plt_arm::plt_entry): Same.
7574 (Output_data_plt_arm::do_write): Define new method.
7575 (Target_arm::make_plt_entry): Same.
7576 (Target_arm::do_finalize_sections): Same.
7577 (Target_arm::do_dynsym_value): Same.
7579 2009-05-28 Doug Kwan <dougkwan@google.com>
7581 * Makefile.am (TARGETSOURCES): Add arm.cc.
7582 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7583 * Makefile.in: Regenerate.
7585 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7587 2009-05-26 Doug Kwan <dougkwan@google.com>
7589 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7590 (General_options::check_excluded_libs): Strip off directories in
7591 archive name before matching like GNU ld does.
7592 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7593 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7594 (exclude_libs_test_LDFLAGS): Add linker option
7595 -Wl,--exclude-libs,libexclude_libs_test_3
7596 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7597 an explicit archive without using -l.
7598 (alt/libexclude_libs_test_3.a): New make rule.
7599 * testsuite/Makefile.in: Regenerate.
7600 * testsuite/exclude_libs_test.c : Declare lib3_default().
7602 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7603 * exclude_libs_test_3.c: New file.
7605 2009-05-26 Nick Clifton <nickc@redhat.com>
7607 * po/id.po: New Indonesian translation.
7608 * po/gold.pot: Updated template file.
7610 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7612 * testsuite/Makefile.am: Add -ffunction-sections to compile
7613 gc_comdat_test files. Add -Wl,--gc-sections to build
7615 * testsuite/Makefile.in: Regenerate.
7616 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7618 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7620 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7621 kept comdat section was garbage collected.
7622 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7623 * testsuite/Makefile.in: Regenerate.
7624 * testsuite/gc_comdat_test.sh: New file.
7625 * testsuite/gc_comdat_test_1.cc: New file.
7626 * testsuite/gc_comdat_test_2.cc: New file.
7628 2009-05-19 Doug Kwan <dougkwan@google.com>
7630 * archive.cc (Archive::Archive): Move constructor from archive.h
7631 to here. Initialize no_export_.
7632 (Archive::get_elf_object_for_member): Set no_export flag of object.
7633 * archive.h (Archive::Archive): Move constructor body to
7635 (Archive::no_export): New method.
7636 (Archive::no_export_): New field.
7637 * object.h (Object::Object): Initialize no_export_ to false.
7638 (Object::no_export, Object::set_no_export): New methods.
7639 (Object::no_export_): New field.
7640 * options.cc (General_options::parse_exclude_libs): New method.
7641 (General_options::check_excluded_libs) Same.
7642 * options.h (exclude_libs): New option.
7643 (General_options::check_excluded_libs): New method declaration.
7644 (General_options::excluded_libs_): New field.
7645 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7646 default or protected visibility if an object has no-export flag set.
7647 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7648 (check_SCRIPTS): Add exclude_libs_test.sh.
7649 (check_DATA): Add exclude_libs_test.syms.
7650 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7651 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7652 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7653 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7654 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7655 libexclude_libs_test_2.a): New rules.
7656 * testsuite/Makefile.in: Regenerate.
7657 * testsuite/exclude_libs_test.c: New file.
7658 * testsuite/exclude_libs_test.sh: Ditto.
7659 * testsuite/exclude_libs_test_1.c: Ditto.
7660 * testsuite/exclude_libs_test_2.c: Ditto.
7662 2009-05-15 Ian Lance Taylor <iant@google.com>
7664 * configure.ac: Check for declarations for cases where libiberty.h
7665 checks HAVE_DECL_xxx.
7666 * configure, config.in: Rebuild.
7668 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7670 * gold.h (Incremental_argument_list): Remove (invalid) forward
7672 * incremental.cc (Incremental_inputs::report_achive): New method.
7673 (Incremental_inputs::report_object): New method.
7674 (Incremental_inputs::report_script): New method.
7675 (Incremental_inputs::finalize_inputs): New method.
7676 (Incremental_inputs::finalize): Call finalize_inputs().
7677 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7678 Create inputs entries.
7679 * incremental.h (Incremental_input_type): New enum.
7680 (Incremental_inputs::Incremental_input): Initialize new fields.
7681 (Incremental_inputs::report_inputs): New method.
7682 (Incremental_inputs::report_achive): New method.
7683 (Incremental_inputs::report_object): New method.
7684 (Incremental_inputs::report_script): New method.
7685 (Incremental_inputs::finalize_inputs): New method.
7686 (Incremental_inputs::Input_info): New struct.
7687 (Incremental_inputs::Input_info_map): New typedef.
7688 (Incremental_inputs::lock_): New field.
7689 (Incremental_inputs::Inputs_): New field.
7690 (Incremental_inputs::Inputs_map): New field.
7691 * main.cc (main): Call Incremental_input::report_inputs.
7692 * options.h (Input_argument_list): Typedef moved from
7694 (Input_file_group::Files): Remove, use ::Input_argument_list.
7695 (Input_file_group::Input_argument_list): Remove, use
7696 ::Input_argument_list.
7697 * plugin.cc (Plugin_manager::add_input_file): Add error in
7699 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7701 * script.cc (read_input_script): Call
7702 Incremental_input::report_script.
7703 * script.h (Script_info): New class.
7705 2009-04-27 Ian Lance Taylor <iant@google.com>
7707 * x86_64.cc (do_adjust_output_section): Set entsize to
7710 2009-04-23 Elliott Hughes <enh@google.com>
7712 * output.cc (Output_file::close): After short writes, continue
7713 writing from the correct offset in the buffer being written.
7715 2009-04-23 Chris Demetriou <cgd@google.com>
7717 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7718 * configure: Regenerate.
7719 * config.in: Regenerate.
7720 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7721 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7723 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7725 * incremental.cc (Incremental_inputs_header_data): Renamed from
7726 Incremental_input_header_data.
7727 (Incremental_inputs_header_data::data_size): New field.
7728 (Incremental_inputs_header_data::put_input_file_count): Renamed
7729 from input_file_count.
7730 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7731 from command_line_offset.
7732 (Incremental_inputs_header_data::put_reserved): Renamed from
7734 (Incremental_inputs_entry_data): Renamed from
7735 Incremental_input_entry_data.
7736 (Incremental_inputs_entry_data::data_size): New field.
7737 (Incremental_inputs::report_command_line): New method.
7738 (Incremental_inputs::finalize): New method.
7739 (Incremental_inputs::create_incremental_inputs_data): New method.
7740 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7741 * incremental.h: New file.
7742 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7743 (Layout::finalize): Create incremental inputs section in
7745 (Layout::create_incremental_info_sections): New method.
7746 * layout.h (Layout::incremental_inputs): New method.
7747 (Layout::create_incremental_info_sections): New method.
7748 (Layout::incremental_inputs_): New field.
7749 * main.cc (main): Notify Incremental_input of the command line.
7751 2009-04-01 Ian Lance Taylor <iant@google.com>
7752 Mikolaj Zalewski <mikolajz@google.com>
7754 * gold.h (reserve_unordered_map): Define, three versions, one for
7755 each version of Unordered_map.
7756 * layout.cc (Layout::Layout): Remove options parameter. Add
7757 number_of_input_files parameter. Don't initialize options_.
7758 Initialize number_of_input_files_ and resized_signatures_. Move
7759 sections_are_attached_.
7760 (Layout::layout_group): Reserve space for group_signatures_.
7761 (Layout::find_or_add_kept_section): Change name parameter to be a
7762 reference. Resize signatures_ map when it gets large enough.
7763 (Layout::layout_eh_frame): Use parameters->options() instead of
7765 (Layout::make_output_section): Likewise.
7766 (Layout::attach_allocated_section_to_segment): Likewise.
7767 (Layout::finalize, Layout::create_executable_stack): Likewise.
7768 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7769 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7770 * layout.h (class Layout): Update declarations. Remove options_
7771 field. Add number_of_input_files_ and resized_signatures_
7772 fields. Move sections_are_attached_ field.
7773 * main.cc (main): Pass number of input files to Layout
7774 constructor. Don't pass options.
7776 2009-03-30 Ian Lance Taylor <iant@google.com>
7778 * ffsll.c (ffsll): Correct implementation.
7780 2009-03-27 Ian Lance Taylor <iant@google.com>
7782 * ffsll.c: New file.
7783 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7784 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7785 * ftruncate.c (ftruncate): Declare before definition.
7786 * mremap.c (mremap): Likewise.
7787 * pread.c (pread): Likewise.
7788 * configure, Makefile.in, config.in: Rebuild.
7790 * mremap.c: New file.
7791 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7792 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7793 (mremap): Declare if HAVE_MREMAP is not defined.
7794 * configure, Makefile.in, config.in: Rebuild.
7796 2009-03-27 Cary Coutant <ccoutant@google.com>
7798 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7799 position independent.
7800 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7801 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7803 2009-03-24 Cary Coutant <ccoutant@google.com>
7805 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7807 (needs_dynamic_reloc): Likewise.
7809 2009-03-24 Ian Lance Taylor <iant@google.com>
7811 * yyscript.y (file_cmd): Recognize EXTERN.
7812 (extern_name_list, extern_name_list_body): New nonterminals.
7813 * script.cc (script_add_extern): Define.
7814 * script-c.h (script_add_extern): Declare.
7816 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7818 * object.cc (is_elf_object): Define.
7819 * object.h (is_elf_object): Declare.
7820 * archive.cc (Archive::get_elf_object_for_member): Call
7822 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7824 2009-03-24 Elliott Hughes <enh@google.com>
7826 * output.cc (Output_file::map_anonymous): Define.
7827 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7828 try an anonymous one. Report the size if the mmap fails.
7829 * output.h (class Output_file): Declare map_anonymous.
7831 2009-03-24 Ian Lance Taylor <iant@google.com>
7833 * target-select.cc (instantiate_target): Don't acquire the lock if
7834 the instantiated_target_ field has already been set.
7836 2009-03-23 Ian Lance Taylor <iant@google.com>
7838 * gold-threads.h (class Initialize_lock): Define.
7839 * gold-threads.cc (class Initialize_lock_once): Define.
7840 (initialize_lock_control): New static variable.
7841 (initialize_lock_pointer): New static variable.
7842 (initialize_lock_once): New static function.
7843 (Initialize_lock::Initialize_lock): Define.
7844 (Initialize_lock::initialize): Define.
7845 * target-select.h: Include "gold-threads.h".
7846 (class Target_selector): Add lock_ and initialize_lock_ fields.
7847 Don't define instantiate_target, just declare it.
7848 * target-select.cc (Target_selector::Target_selector): Initialize
7850 (Target_selector::instantiate_target): Define.
7851 * descriptors.h: Include "gold-threads.h".
7852 (class Descriptors): Add initialize_lock_ field.
7853 * descriptors.cc (Descriptors::Descriptors): Initialize new
7855 (Descriptors::open): Use initialize_lock_ field
7856 * errors.h (class Errors): Add initialize_lock_ field.
7857 * errors.cc (Errors::Errors): Initialize new field.
7858 (Errors::initialize_lock): Use initialize_lock_ field.
7859 * powerpc.cc (class Target_selector_powerpc): Remove
7860 instantiated_target_ field. In do_recognize call
7861 instantiate_target rather than do_instantiate_target. In
7862 do_instantiate_target just allocate a new target.
7863 * sparc.cc (class Target_selector_sparc): Likewise.
7865 * freebsd.h: New file.
7866 * i386.cc: Include "freebsd.h".
7867 (Target_i386): Derive from Target_freebsd rather than
7869 (Target_selector_i386): Derive from Target_selector_freebsd rather
7870 than Target_selector.
7871 * x86_64.cc: Include "freebsd.h".
7872 (Target_x86_64): Derive from Target_freebsd rather than
7874 (Target_selector_x86_64): Derive from Target_selector_freebsd
7875 rather than Target_selector.
7876 * target.h (class Target): Add adjust_elf_header and
7877 do_adjust_elf_header.
7878 * output.cc (Output_file_header:: do_sized_write): Call target
7879 adjust_elf_header routine.
7880 * configure.tgt: Set targ_osabi.
7881 * configure.ac: Define GOLD_DEFAULT_OSABI.
7882 * parameters.cc (Parameters::default_target): Pass
7883 GOLD_DEFAULT_OSABI to select_target.
7884 * target-select.h (class Target_selector): Make instantiate_target
7885 protected rather than private.
7886 * Makefile.am (HFILES): Add freebsd.h.
7887 * configure, Makefile.in, config.in: Rebuild.
7889 * merge.cc (do_add_input_section): Correct pend value. Change
7890 message about last entry not being null terminated from error to
7893 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7895 * incremental.cc: New file.
7896 * Makefile.am (CCFILES): Add incremental.cc.
7897 * Makefile.in: Rebuild.
7899 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7901 * layout.cc (Layout::output_section_name): Preserve names
7902 of '.note.' sections.
7904 2009-03-19 Ian Lance Taylor <iant@google.com>
7906 * descriptors.cc (Descriptors::open): Check that the options are
7907 valid before using them.
7909 2009-03-18 Ian Lance Taylor <iant@google.com>
7911 * script-sections.h: Include <list>.
7912 (class Script_sections): Change Sections_elements from std::vector
7913 to std::list. Typedef public Elements_iterator. Add
7914 orphan_section_placement_, data_segment_align_start_, and
7915 saw_data_segment_align_ fields. Remove data_segment_align_index_
7917 * script-sections.cc (class Orphan_section_placement): New class.
7918 (class Sections_element): Add virtual functions is_relro and
7919 orphan_section_init. Remove virtual function place_orphan_here.
7920 (class Output_section_definition): Add is_relro and
7921 orphan_section_init. Remove place_orphan_here.
7922 (class Orphan_output_section): Likewise.
7923 (Script_sections::Script_sections): Update for field changes.
7924 (Script_sections::data_segment_align): Set saw_data_segment_align_
7925 and data_segment_align_start_, not data_segment_align_index.
7926 (Script_sections::data_segment_relro_end): Check
7927 saw_data_segment_align_. Use data_segment_align_start_ rather
7928 than data_segment_align_index_.
7929 (Script_sections::place_orphan): Rewrite to use
7930 Orphan_section_placement.
7932 2009-03-17 Ian Lance Taylor <iant@google.com>
7934 * archive.cc (Archive::add_symbols): Check for a version attached
7935 to the symbol name in the archive map.
7936 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7937 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7938 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7939 (ver_test_11.a): New target.
7940 * testsuite/Makefile.in: Rebuild.
7942 * configure.ac: Check for chsize and posix_fallocate. Replace
7944 * ftruncate.c: New file, from gnulib.
7945 * output.cc (posix_fallocate): Define dummy version if not
7946 HAVE_POSIX_FALLOCATE.
7947 (Output_file::map): Call posix_fallocate rather than lseek and
7949 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7950 * configure, Makefile.in, config.in: Rebuild.
7952 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7954 * layout.h (Layout::create_note): Add section_name parameter.
7955 * layout.cc (Layout::create_note): Likewise.
7956 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7958 2009-03-17 Ian Lance Taylor <iant@google.com>
7960 * descriptors.cc: Include "options.h".
7961 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7962 (Descriptors::open): Always use O_CLOEXEC when opening a new
7963 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7964 then set FD_CLOEXEC.
7966 * sparc.cc (class Target_sparc): Add has_got_section.
7967 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7968 make sure we have a GOT section.
7970 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7971 (Target_sparc::Scan::local): Likewise.
7972 (Target_sparc::Scan::global): Likewise.
7973 (Target_sparc::Relocate::relocate): Likewise.
7974 (Target_sparc::Relocate::relocate_tls): Likewise.
7976 * symtab.cc (Symbol_table::define_default_version): New function,
7977 broken out of add_from_object.
7978 (Symbol_table::add_from_object): Call define_default_version.
7979 (Symbol_table::define_special_symbol): Add resolve_oldsym
7980 parameter. Change all callers. If the version for a symbol comes
7981 from a version script, resolve it with the symbol with the same
7982 name with no version. Also add the symbol without a version if
7984 (do_define_in_output_data): If resolving with oldsym, don't delete
7986 (do_define_in_output_segment): Likewise.
7987 (do_define_as_constant): Likewise.
7988 * symtab.h (class Symbol_table): Update declarations.
7990 2009-03-13 Ian Lance Taylor <iant@google.com>
7992 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7993 (Read_symbols::requeue): New function.
7994 (Read_symbols::do_read_symbols): If make_elf_object fails because
7995 the target type is not configured, and the file was searched for,
7996 issue a warning and retry with the next directory.
7997 (Add_symbols::run): If the file has an incompatible format, and
7998 it was searched for, requeue the Read_symbols task. On error,
8000 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8001 dirindex parameter to constructor. Change all callers. Declare
8002 incompatible_warning and requeue.
8003 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8004 input_argument_ and input_group_ fields. Add them to
8005 constructor. Change all callers.
8006 (class Read_script): Add dirindex_ field. Add it to constructor.
8008 * archive.cc (Archive::setup): Remove input_objects parameter.
8010 (Archive::get_file_and_offset): Likewise.
8011 (Archive::read_all_symbols): Likewise.
8012 (Archive::read_symbols): Likewise.
8013 (Archive::get_elf_object_for_member): Remove input_objects
8014 parameter. Add punconfigured parameter. Change all callers.
8015 (Archive::add_symbols): Change return type to bool. Check return
8016 value of include_member.
8017 (Archive::include_all_members): Likewise.
8018 (Archive::include_member): Change return type to bool. Return
8019 false if first included object has incompatible target. Set
8020 included_member_ field.
8021 (Add_archive_symbols::run): If add_symbols returns false, requeue
8023 * archive.h (class Archive): Add included_member_ field.
8024 Initialize it in constructor. Add input_file and searched_for
8025 methods. Update declarations.
8026 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8027 input_argument_ fields. Add them to constructor. Change all
8029 * script.cc: Include "target-select.h".
8030 (class Parser_closure): Add skip_on_incompatible_target_ and
8031 found_incompatible_target_ fields. Add
8032 skip_on_incompatible_target parameter to constructor. Change all
8033 callers. Add methods skip_on_incompatible_target,
8034 clear_skip_on_incompatible_target, found_incompatible_target, and
8035 set_found_incompatible_target.
8036 (read_input_script): Add dirindex parameter. Change all callers.
8037 If parser finds an incompatible target, requeue Read_symbols
8039 (script_set_symbol): Clear skip_on_incompatible_target in
8041 (script_add_assertion, script_parse_option): Likewise.
8042 (script_start_sections, script_add_phdr): Likewise.
8043 (script_check_output_format): New function.
8044 * script.h (read_input_script): Update declaration.
8045 * script-c.h (script_check_output_format): Declare.
8046 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8047 (ignore_cmd): Remove OUTPUT_FORMAT.
8048 * fileread.cc (Input_file::Input_file): Add explicit this.
8049 (Input_file::will_search_for): New function.
8050 (Input_file::open): Add pindex parameter. Change all callers.
8051 * fileread.h (class Input_file): Add input_file_argument method.
8052 Declare will_search_for. Update declarations.
8053 * object.cc (make_elf_object): Add punconfigured parameter.
8055 * object.h (class Object): Make input_file public. Add
8056 searched_for method.
8057 (make_elf_object): Update declaration.
8058 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8060 * dirsearch.h (class Dirsearch): Update declaration.
8061 * options.h (class General_options): Add --warn-search-mismatch.
8062 * parameters.cc (Parameters::is_compatible_target): New function.
8063 * parameters.h (class Parameters): Declare is_compatible_target.
8064 * workqueue.cc (Workqueue::add_blocker): New function.
8065 * workqueue.h (class Workqueue): Declare add_blocker.
8067 * fileread.cc (Input_file::open): Remove options parameter.
8069 (Input_file::open_binary): Likewise.
8070 * script.cc (read_input_script): Likewise.
8071 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8072 options parameter from constructor. Change all callers.
8073 (class Read_script): Likewise.
8074 * fileread.h (class Input_file): Update declarations.
8075 * script.h (read_input_script): Update declaration.
8077 2009-03-10 Nick Clifton <nickc@redhat.com>
8079 * po/es.po: New Spanish translation.
8081 2009-03-06 Cary Coutant <ccoutant@google.com>
8083 * options.cc (parse_short_option): Keep dash_z from registering itself.
8085 2009-03-03 Ian Lance Taylor <iant@google.com>
8088 * target-reloc.h (relocate_section): Pass output_section to
8090 * i386.cc (Target_i386::should_apply_static_reloc): Add
8091 output_section parameter. Change all callers.
8092 (Target_i386::Relocate::relocate): Add output_section parameter.
8093 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8094 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8095 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8096 * testsuite/two_file_shared.sh: New script.
8097 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8098 (check_DATA): Add two_file_shared.dbg.
8099 (two_file_shared.dbg): New target.
8100 * testsuite/Makefile.in: Rebuild.
8102 2009-03-01 Ian Lance Taylor <iant@google.com>
8104 * configure.ac: Check for byteswap.h.
8105 * configure: Rebuild.
8106 * config.in: Rebuild.
8108 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8110 * layout.cc (Layout::find_or_add_kept_section): New function.
8111 (Layout::add_comdat): Removed.
8112 * layout.h (struct Kept_section): Move out of class Layout.
8113 Remove trailing underscores from field names. Add group_sections
8114 field. Rename group_ field to is_group. Change all uses.
8115 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8116 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8117 comdat_groups_ field.
8118 (Sized_relobj::include_section_group): Use
8119 find_or_add_kept_section and Kept_section::group_sections.
8120 (Sized_relobj::include_linkonce_section): Likewise.
8121 * object.cc (class Sized_relobj): Don't define Comdat_group or
8122 Comdat_group_table. Remove find_comdat_group and
8123 add_comdat_group. Remove comdat_groups_ field.
8124 * plugin.cc (include_comdat_group): Use
8125 Layout::find_or_add_kept_section.
8127 2009-02-28 Ian Lance Taylor <iant@google.com>
8129 * README: --gc-sections and map files are now supported. Document
8130 some build requirements.
8133 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8134 relocatable link set the value of the section symbol to zero.
8135 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8136 relocatable link don't include the section address in the local
8139 2009-02-27 Ian Lance Taylor <iant@google.com>
8142 * options.h (class Search_directory): Add is_system_directory.
8143 (class General_options): Declare is_in_system_directory.
8144 * options.cc (get_relative_sysroot): Make static.
8145 (get_default_sysroot): Make static.
8146 (General_optoins::is_in_system_directory): New function.
8147 * fileread.cc (Input_file::is_in_system_directory): New function.
8148 * fileread.h (class Input_file): Declare is_in_system_directory.
8149 * object.h (class Object): Add is_in_system_directory.
8150 (class Input_objects): Remove system_library_directory_ field.
8151 * object.cc (Input_objects::add_object): Don't set
8152 system_library_directory_.
8153 (input_objects::found_in_system_library_directory): Remove.
8154 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8155 parameter. Change all callers.
8156 (Symbol_table::sized_write_globals): Likewise.
8157 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8158 Call Object::is_in_system_directory.
8159 * symtab.h (class Symbol_table): Update declarations.
8162 * descriptors.h (Open_descriptor): Add is_on_stack field.
8163 * descriptors.cc (Descriptors::open): If the descriptor is on the
8164 top of the stack, remove it. Initialize is_on_stack field.
8165 (Descriptors::release): Only add pod to stack if it is not on the
8167 (Descriptors::close_some_descriptor): Clear stack_next and
8171 * output.cc (Output_section::find_starting_output_address): Rename
8172 from starting_output_address; add PADDR parameter; change return
8174 * output.h (class Output_section): Declare
8175 find_starting_output_address instead of starting_output_address.
8176 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8177 section symbol for which we can't find a merge section.
8180 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8181 hidden or internal, force the symbol to be local.
8182 * resolve.cc (Symbol::override_visibility): Define.
8183 (Symbol::override_base): Use override_visibility.
8184 (Symbol_table::resolve): Likewise.
8185 (Symbol::override_base_with_special): Likewise.
8186 (Symbol_table::override_with_special): If the visibility is hidden
8187 or internal, force the symbol to be local.
8188 * symtab.h (class Symbol): Add set_visibility and
8189 override_visibility.
8190 * testsuite/ver_test_1.sh: New file.
8191 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8192 (check_DATA): Add ver_test_1.syms.
8193 (ver_test_1.syms): New target.
8194 * testsuite/Makefile.in: Rebuild.
8196 2009-02-25 Cary Coutant <ccoutant@google.com>
8198 * layout.cc (Layout::choose_output_section): Don't rename sections
8199 when using a linker script that has a SECTIONS clause.
8200 * Makefile.in: Regenerate.
8202 * testsuite/Makefile.am (script_test_5.sh): New test case.
8203 * testsuite/Makefile.in: Regenerate.
8204 * testsuite/script_test_5.cc: New file.
8205 * testsuite/script_test_5.sh: New file.
8206 * testsuite/script_test_5.t: New file.
8208 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8210 * archive.cc (Archive::include_member): Update calls to add_symbols.
8211 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8212 the Layout argument.
8213 * dynobj.h (do_add_symbols): Add the Layout argument.
8214 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8216 * object.h (Object::add_symbols): Add the Layout argument.
8217 (Object::do_add_symbols): Add the Layout argument.
8218 (Sized_relobj::do_add_symbols): Add the Layout argument.
8219 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8220 Unify the two versions.
8221 (Add_plugin_symbols): Remove.
8222 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8223 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8224 (Add_plugin_symbols): Remove.
8225 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8226 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8227 (Add_symbols::run): Make it work with Pulginobj.
8229 2009-02-06 Ian Lance Taylor <iant@google.com>
8231 * object.cc (Sized_relobj::do_layout): Make info message start
8232 with lower case letter.
8234 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8236 * binary.cc: Fix file comment.
8238 * options.h (enum Incremental_disposition): Define.
8239 (class General_options): Add new options: --incremental,
8240 --incremental_changed, --incremental_unchanged,
8241 --incremental_unknown. Add incremental_disposition_ and
8242 implicit_incremental_ fields.
8243 (General_options::incremental_disposition): New function.
8244 (class Position_dependent_options): Add incremental_disposition
8246 (Position_dependent_options::copy_from_options): Set incremental
8248 * options.cc (General_options::parse_incremental_changed): New
8250 (General_options::parse_incremental_unchanged): New function.
8251 (General_options::parse_incremental_unknown): New function.
8252 (General_options::General_options): Initialize new fields
8253 incremental_disposition_ and implicit_incremental_.
8254 (General_options::finalize): Check for uasge of --incremental-*
8255 without --incremental.
8257 2009-02-06 Chris Demetriou <cgd@google.com>
8259 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8260 pointer and to report location as the file name associated with
8262 (gold_undefined_symbol_at_location): New function to replace the
8263 old gold_undefined_symbol functionality.
8264 * target-reloc.h (relocate_section): Update to use
8265 gold_undefined_symbol_at_location.
8266 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8267 Call gold_undefined_symbol function rather than gold_error.
8268 * errors.h (Errors::undefined_symbol): Take location as a
8269 string, rather than calculating it from a relocation.
8270 * errors.cc (Errors::fatal): Print "fatal error:" before the
8272 (Errors::error, Errors::error_at_location): Print "error: "
8273 before the formatted message.
8274 (Errors::undefined_symbol): Take location as a string, rather
8275 than calculating it from a relocation.
8276 (gold_undefined_symbol_at_location): New function akin to
8277 old gold_undefined_symbol, calculates location from relocation.
8278 (gold_undefined_symbol): Change to take only a Symbol pointer
8279 and to report location as the file name associated with the symbol.
8280 * testsuite/debug_msg.sh: Update for changed error messages.
8281 * testsuite/undef_symbol.sh: Likewise.
8283 2009-02-04 Duncan Sands <baldrick@free.fr>
8286 * reduced_debug_output.h
8287 (Output_reduced_debug_abbrev_section::failed): Use format for
8289 (Output_reduced_debug_info_section::faild): Likewise.
8291 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8293 * script.cc (Lazy_demangler): New class.
8294 (Version_script_info::get_symbol_version_helper): Demangle a
8297 2009-01-29 Cary Coutant <ccoutant@google.com>
8299 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8301 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8303 2009-01-28 Ian Lance Taylor <iant@google.com>
8305 * version.cc (version_string): Bump to 1.9.
8307 * gold.h: Include <cstring> and <stdint.h>.
8308 * version.cc: Include <cstdio>.
8309 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8311 * reduced_debug_output.cc (insert_into_vector): Rename from
8312 Insert_into_vector; change all callers. Use Swap_unaligned to
8313 avoid aliasing issue; remove union since it is unnecessary.
8315 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8317 * Makefile.am (CCFILES): Add gc.cc.
8319 * Makefile.in: Regenerate.
8320 * gold.cc (Gc_runner): New class.
8321 (queue_initial_tasks): Call garbage collection related tasks
8322 when corresponding options are invoked.
8323 (queue_middle_gc_tasks): New function.
8324 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8325 processed early before laying out sections during garbage collection.
8326 * gold.h (queue_middle_gc_tasks): New function.
8327 (is_prefix_of): Move from "layout.cc".
8328 * i386.cc (Target_i386::gc_process_relocs): New function.
8329 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8330 * main.cc (main): Create object of class "Garbage_collection".
8331 * object.cc (Relobj::copy_symbols_data): New function.
8332 (Relobj::is_section_name_included): New function.
8333 (Sized_relobj::do_layout): Allow this function to be called twice
8334 during garbage collection and defer layout of section during the
8336 * object.h (Relobj::get_symbols_data): New function.
8337 (Relobj::is_section_name_included): New function.
8338 (Relobj::copy_symbols_data): New function.
8339 (Relobj::set_symbols_data): New function.
8340 (Relobj::get_relocs_data): New function.
8341 (Relobj::set_relocs_data): New function.
8342 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8343 (Relobj::gc_process_relocs): New function.
8344 (Relobj::do_gc_process_relocs): New pure virtual function.
8345 (Relobj::sd_): New data member.
8346 (Sized_relobj::is_output_section_offset_invalid): New function.
8347 (Sized_relobj::do_gc_process_relocs): New function.
8348 * options.h (General_options::gc_sections): Modify to not be a no-op.
8349 (General_options::print_gc_sections): New option.
8350 * plugin.cc (Plugin_finish::run): Remove function call to
8351 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8352 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8353 * reloc.cc (Read_relocs::run): Add task to process relocs and
8354 determine unreferenced sections when doing garbage collection.
8355 (Gc_process_relocs): New class.
8356 (Sized_relobj::do_gc_process_relocs): New function.
8357 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8358 sections that are garbage collected.
8359 * reloc.h (Gc_process_relocs): New class.
8360 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8361 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8362 symbols whose corresponding sections are garbage collected.
8363 (Symbol_table::Symbol_table): Add new parameter for the garbage
8365 (Symbol_table::gc_mark_undef_symbols): New function.
8366 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8367 (Symbol_table::gc_mark_dyn_syms): New function.
8368 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8370 (Symbol_table::add_from_object): Likewise.
8371 (Symbol_table::add_from_relobj): When building shared objects, do not
8372 treat externally visible symbols as garbage.
8373 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8374 table information for static and relocatable links.
8375 * symtab.h (Symbol_table::set_gc): New function.
8376 (Symbol_table::gc): New function.
8377 (Symbol_table::gc_mark_undef_symbols): New function.
8378 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8379 (Symbol_table::gc_mark_dyn_syms): New function.
8380 (Symbol_table::gc_): New data member.
8381 * target.h (Sized_target::gc_process_relocs): New pure virtual
8383 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8384 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8386 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8388 * options.h (General_options::gc_sections): Define as a no-op for now.
8389 (General_options::no_keep_memory): Ditto.
8390 (General_options::Bshareable): Define.
8391 * options.cc (General_options::finalize): Honor -Bshareable.
8393 2009-01-20 Andreas Schwab <schwab@suse.de>
8395 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8396 read the value in the contents, since we don't use it. Use the
8397 template endianness when writing.
8398 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8400 2009-01-19 Andreas Schwab <schwab@suse.de>
8402 * configure.tgt (powerpc64-*): Fix targ_obj.
8404 2009-01-15 Ian Lance Taylor <iant@google.com>
8406 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8407 local symbols when stripping all symbols.
8409 2009-01-14 Cary Coutant <ccoutant@google.com>
8411 * output.cc (Output_reloc): Add explicit instantiations.
8413 2009-01-14 Cary Coutant <ccoutant@google.com>
8415 * archive.cc (Archive::get_elf_object_for_member): Remove call
8416 to File_read::claim_for_plugin.
8417 * descriptors.cc (Descriptors::open): Remove reference to
8419 (Descriptors::claim_for_plugin): Remove.
8420 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8421 (Descriptors::is_claimed): Remove.
8422 (claim_descriptor_for_plugin): Remove.
8423 * fileread.cc (File_read::claim_for_plugin): Remove.
8424 * fileread.h (File_read::claim_for_plugin): Remove.
8425 (File_read::descriptor): Reopen descriptor if necessary.
8426 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8427 (Plugin_manager::all_symbols_read): Add task parameter. Change
8429 (Plugin_manager::get_input_file): New function.
8430 (Plugin_manager::release_input_file): New function.
8431 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8432 corresponding data member.
8433 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8434 and pass to base constructor. Change all callers.
8435 (get_input_file, release_input_file): New functions.
8436 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8437 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8438 (Plugin_manager::all_symbols_read): Add task parameter.
8439 (Plugin_manager::get_input_file): New function.
8440 (Plugin_manager::release_input_file): New function.
8441 (Plugin_manager::task_): New data member.
8442 (Pluginobj::Pluginobj): Add filesize parameter.
8443 (Pluginobj::filename): New function.
8444 (Pluginobj::descriptor): New function.
8445 (Pluginobj::filesize): New function.
8446 (Pluginobj::filesize_): New data member.
8447 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8448 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8449 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8451 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8452 with archive libraries.
8453 * testsuite/Makefile.in: Regenerate.
8454 * testsuite/plugin_test.c (struct sym_info): New type.
8455 (get_input_file, release_input_file): New static variables.
8456 (onload): Capture new transfer vector entries.
8457 (claim_file_hook): Stop reading at end of file according to filesize.
8458 Factor out parsing of readelf output into separate function.
8459 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8460 APIs and get the source file name from the symbol table. Convert
8461 source file name to corresponding object file name. Print info
8462 message when adding new input files.
8463 (parse_readelf_line): New function.
8464 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8465 * testsuite/plugin_test_2.sh: Likewise.
8466 * testsuite/plugin_test_3.sh: Likewise.
8467 * testsuite/plugin_test_4.sh: New test case.
8469 2009-01-07 Ian Lance Taylor <iant@google.com>
8471 * version.cc (version_string): Bump to 1.8.
8473 2008-12-23 Cary Coutant <ccoutant@google.com>
8475 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8476 * plugin.cc (Plugin_manager::finish): Rename as
8477 layout_deferred_objects. Move cleanup to separate function.
8478 (Plugin_manager::cleanup): New function.
8479 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8481 * plugin.h (Plugin_manager::finish): Rename as
8482 layout_deferred_objects.
8483 (Plugin_manager::cleanup): New function.
8484 (Plugin_manager::cleanup_done): New field.
8486 2008-12-23 Cary Coutant <ccoutant@google.com>
8488 * plugin.cc (is_visible_from_outside): New function.
8489 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8490 so we don't return "IR only" status for exported symbols or -r links.
8492 * testsuite/Makefile.am (plugin_test_3): New test case.
8493 * testsuite/Makefile.in: Regenerate.
8494 * testsuite/plugin_test_3.sh: New file.
8496 2008-12-22 Cary Coutant <ccoutant@google.com>
8498 * object.cc (Sized_relobj::layout_section): New function.
8499 (Sized_relobj::do_layout): Defer layout of input sections until after
8500 plugin has provided replacement files.
8501 (Sized_relobj::do_layout_deferred_sections): New function.
8502 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8503 (Relobj::layout_deferred_sections): New function.
8504 (Relobj::do_layout_deferred_sections): New function.
8505 (Sized_relobj::do_layout_deferred_sections): New function.
8506 (Sized_relobj::layout_section): New function.
8507 (Sized_relobj::Deferred_layout): New structure.
8508 (Sized_relobj::deferred_layout_): New field.
8509 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8510 Change all callers. Layout deferred sections.
8511 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8513 (Plugin_hook::run): Move code from do_plugin_hook inline.
8514 (Plugin_hook::do_plugin_hook): Remove.
8515 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8516 (Plugin_manager::finish): Renamed, was cleanup.
8517 (Plugin_manager::should_defer_layout): New function.
8518 (Plugin_manager::add_deferred_layout_object): New function.
8519 (Plugin_manager::Deferred_layout_list): New type.
8520 (Plugin_manager::deferred_layout_objects_): New field.
8521 (Plugin_hook::do_plugin_hook): Remove.
8523 2008-12-17 Ian Lance Taylor <iant@google.com>
8525 * options.h (class General_options): Add --no case for
8528 2008-12-16 Cary Coutant <ccoutant@google.com>
8530 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8532 (Plugin_manager::claim_file): Create plugin object even if
8533 plugin did not call the add_symbols callback.
8534 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8535 asking for more symbols than were added.
8536 * testsuite/Makefile.am (plugin_test_1): Add test case with
8538 (empty.syms): New target.
8539 * testsuite/Makefile.in: Regenerate.
8540 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8541 message. Don't call add_symbols if no globals.
8542 (all_symbols_read_hook): Don't provide replacement for empty
8545 2008-12-12 Ian Lance Taylor <iant@google.com>
8547 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8548 r_type == 0 for a local symbol with r_sym == 0.
8549 (scan_relocatable_relocs): Pass r_sym to
8550 local_non_section_strategy.
8551 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8554 * configure.ac: Update test for TLS descriptors: they are
8555 supported as of glibc 2.9.
8556 * configure: Rebuild.
8558 2008-12-11 Ian Lance Taylor <iant@google.com>
8561 * target-reloc.h (Default_scan_relocatable_relocs): For each
8562 function, map r_type == 0 to RELOC_DISCARD.
8564 2008-12-10 Cary Coutant <ccoutant@google.com>
8566 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8567 object to override a kept COMDAT group from a plugin object.
8569 2008-12-09 Ian Lance Taylor <iant@google.com>
8572 * yyscript.y (file_cmd): Handle INPUT.
8574 * testsuite/initpri1.c: Change all declarations to be full
8575 prototypes by adding void, to avoid compiler warnings.
8577 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8579 * options.cc (General_options::parse_plugin_opt): New.
8580 (General_options::add_plugin): The argument now is just the filename.
8581 (General_options::add_plugin_option): New.
8582 * options.h (plugin_opt): New.
8583 (add_plugin): Change argument name.
8584 (add_plugin_option): New.
8585 * plugin.cc (Plugin::load): Don't parse the plugin option.
8586 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8587 (Plugin::add_option): New.
8588 (Plugin::args_): Change type.
8589 (Plugin::filename_): New.
8590 (Plugin_manager::add_plugin_option): New.
8591 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8592 * testsuite/Makefile.in: Regenerate.
8594 2008-12-05 Cary Coutant <ccoutant@google.com>
8596 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8597 Handle --strip-lto-sections option.
8598 * options.h (strip_lto_sections): New option.
8600 2008-12-01 Cary Coutant <ccoutant@google.com>
8602 * plugin.cc (ld_plugin_message): Change format parameter to const.
8603 Fix mismatch between new[] and delete.
8605 2008-11-14 Cary Coutant <ccoutant@google.com>
8607 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8610 2008-11-05 Craig Silverstein <csilvers@google.com>
8612 * options.cc (General_options::parse_dynamic_list): New function.
8613 * options.h (General_options): New flags dynamic_list,
8614 dynamic_list_data, dynamic_list_cpp_new, and
8615 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8616 (General_options::in_dynamic_list): New function.
8617 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8618 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8619 (Lex::can_continue_name): Likewise.
8621 (read_script_file): New parameter script_options.
8622 (read_dynamic_list): New function.
8623 (Script_options::define_dynamic_list): New function.
8624 (dynamic_list_keyword_parsecodes): New variable.
8625 (dynamic_list_keywords): New variable.
8626 * script.h (Script_options::define_dynamic_list): New function
8628 (read_dynamic_list): New function prototype.
8629 * symtab.cc (strprefix): New macro.
8630 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8631 dynamic_list_data, dynamic_list_cpp_new, and
8632 dynamic_list_cpp_typeinfo.
8633 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8634 (dynamic_list_expr): New rule.
8635 (dynamic_list_nodes): Likewise.
8636 (dynamic_list_node): Likewise.
8637 * testsuite/Makefile.am (dynamic_list): New test.
8638 * testsuite/Makefile.in: Regenerated.
8639 * testsuite/dynamic_list.t: New file.
8640 * testsuite/dynamic_list.sh: New file.
8642 2008-11-05 Craig Silverstein <csilvers@google.com>
8644 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8645 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8646 (t11_last): Likewise.
8647 * testsuite/ver_test_6.c (main): Likewise.
8649 2008-10-07 Cary Coutant <ccoutant@google.com>
8651 * options.c (General_options::finalize): Add check for -static and
8653 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8656 2008-10-02 Cary Coutant <ccoutant@google.com>
8658 * plugin.cc (make_sized_plugin_object): Fix conditional
8659 compilation to work when not all targets are enabled.
8661 2008-09-29 Cary Coutant <ccoutant@google.com>
8663 * archive.cc (Archive::get_file_and_offset): Use filename instead
8664 of name to get library path.
8665 (Archive::include_member): Unlock external member of a thin archive.
8667 * testsuite/Makefile.am (TEST_AR): New variable.
8668 (thin_archive_test_1): New test.
8669 (thin_archive_test_2): New test.
8670 * testsuite/Makefile.in: Regenerate.
8671 * testsuite/thin_archive_main.cc: New file.
8672 * testsuite/thin_archive_test_1.cc: New file.
8673 * testsuite/thin_archive_test_2.cc: New file.
8674 * testsuite/thin_archive_test_3.cc: New file.
8675 * testsuite/thin_archive_test_4.cc: New file.
8677 2008-09-29 Cary Coutant <ccoutant@google.com>
8679 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8680 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8682 (Sized_relobj::do_finalize_local_symbols): Likewise.
8683 (Sized_relobj::map_to_kept_section): Likewise.
8684 * object.h (Sized_relobj::invalid_address): New constant.
8685 (Sized_relobj::do_output_section_offset): Check for invalid_address
8687 * output.cc (Output_reloc::local_section_offset): Use constant
8688 invalid_address instead of -1U.
8689 (Output_reloc::get_address): Likewise.
8690 (Output_section::output_address): Change -1U to -1ULL.
8691 * output.h (Output_reloc::invalid_address): New constant.
8692 * reloc.cc (Sized_relobj::write_sections): Use constant
8693 invalid_address instead of -1U.
8694 (Sized_relobj::relocate_sections): Likewise.
8695 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8696 values for merge sections.
8697 * target-reloc.h (relocate_for_relocatable): Use constant
8698 invalid_address instead of -1U.
8700 2008-09-19 Cary Coutant <ccoutant@google.com>
8702 Add plugin functionality for link-time optimization (LTO).
8703 * configure.ac (plugins): Add --enable-plugins option.
8704 * configure: Regenerate.
8705 * config.in: Regenerate.
8706 * Makefile.am (LIBDL): New variable.
8707 (CCFILES): Add plugin.cc.
8708 (HFILES): Add plugin.h.
8709 (ldadd_var): Add LIBDL.
8710 * Makefile.in: Regenerate.
8712 * archive.cc: Include "plugin.h".
8713 (Archive::setup): Don't preread archive symbols when using a plugin.
8714 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8715 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8717 (Archive::include_member): Add symbols from plugin objects.
8718 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8719 * descriptors.cc (Descriptors::open): Check for file descriptors
8720 abandoned by plugins.
8721 (Descriptors::claim_for_plugin): New function.
8722 * descriptors.h (Descriptors::claim_for_plugin): New function.
8723 (Open_descriptor::is_claimed): New field.
8724 (claim_descriptor_for_plugin): New function.
8725 * fileread.cc (File_read::claim_for_plugin): New function.
8726 * fileread.h (File_read::claim_for_plugin): New function.
8727 (File_read::descriptor): New function.
8728 * gold.cc: Include "plugin.h".
8729 (queue_initial_tasks): Add task to call plugin hooks for generating
8731 * main.cc: Include "plugin.h".
8732 (main): Load plugin libraries.
8733 * object.h (Pluginobj): Declare.
8734 (Object::pluginobj): New function.
8735 (Object::do_pluginobj): New function.
8736 (Object::set_target): New function.
8737 * options.cc: Include "plugin.h".
8738 (General_options::parse_plugin): New function.
8739 (General_options::General_options): Initialize plugins_ field.
8740 (General_options::add_plugin): New function.
8741 * options.h (Plugin_manager): Declare.
8742 (General_options): Add --plugin option.
8743 (General_options::has_plugins): New function.
8744 (General_options::plugins): New function.
8745 (General_options::add_plugin): New function.
8746 (General_options::plugins_): New field.
8747 * plugin.cc: New file.
8748 * plugin.h: New file.
8749 * readsyms.cc: Include "plugin.h".
8750 (Read_symbols::do_read_symbols): Check for archive before checking
8751 for ELF file. Call plugin hooks to claim files.
8752 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8753 from a real object file; force override when processing replacement
8755 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8756 (Symbol::init_base_object): Likewise.
8757 (Symbol::init_base_output_data): Likewise.
8758 (Symbol::init_base_output_segment): Likewise.
8759 (Symbol::init_base_constant): Likewise.
8760 (Symbol::init_base_undefined): Likewise.
8761 (Symbol::output_section): Assert that object is not a plugin.
8762 (Symbol_table::add_from_pluginobj): New function.
8763 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8765 (Symbol_table::sized_write_globals): Likewise.
8766 (Symbol_table::add_from_pluginobj): Instantiate template.
8767 * symtab.h (Sized_pluginobj): Declare.
8768 (Symbol::in_real_elf): New function.
8769 (Symbol::set_in_real_elf): New function.
8770 (Symbol::in_real_elf_): New field.
8771 (Symbol_table::add_from_pluginobj): New function.
8773 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8774 (LIBDL): New variable.
8776 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8777 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8778 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8779 (MOSTLYCLEANFILES): Likewise.
8780 * testsuite/Makefile.in: Regenerate.
8781 * testsuite/plugin_test.c: New file.
8782 * testsuite/plugin_test_1.sh: New file.
8783 * testsuite/plugin_test_2.sh: New file.
8785 2008-09-16 Ian Lance Taylor <iant@google.com>
8787 * target-reloc.h (relocate_section): Check whether a symbol is
8788 defined by the ABI before reporting an undefined symbol error.
8789 * target.h (Target::is_defined_by_abi): Make parameter const.
8790 (Target::do_is_defined_by_abi): Likewise.
8791 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8792 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8793 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8794 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8795 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8796 * testsuite/Makefile.in: Rebuild.
8798 * fileread.cc (make_view): Add casts to avoid warning.
8800 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8802 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8803 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8805 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8807 * options.h (General_options::output_is_executable): New.
8808 (General_options::output_is_pie): New.
8809 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8810 for shared libraries.
8811 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8813 2008-09-11 Chris Demetriou <cgd@google.com>
8815 * options.h (origin): New -z option.
8816 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8817 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8820 2008-09-05 Cary Coutant <ccoutant@google.com>
8822 * fileread.cc (File_read::make_view): Add check for attempt to map
8825 2008-09-05 Cary Coutant <ccoutant@google.com>
8827 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8828 explicit instantiations.
8830 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8833 * options.cc (General_options::finalize): Allow undefined symbols
8834 in shlibs if linking -shared.
8837 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8838 symbols as not needing a dynsym entry.
8840 2008-08-20 Craig Silverstein <csilvers@google.com>
8842 * fileread.cc (File_read::open): Do not lock the file unless it
8843 was successfully opened.
8845 2008-08-14 Cary Coutant <ccoutant@google.com>
8847 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8848 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8849 * testsuite/tls_test.cc (struct int128): 128-bit struct
8850 for testing TLS relocs with non-zero addend.
8851 (v12): New TLS variable.
8853 (t_last): Add check for v12.
8854 * testsuite/tls_test.h (t12): New function.
8855 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8857 2008-08-13 Ian Lance Taylor <iant@google.com>
8859 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8860 set tls_segment_ or relro_segment_.
8861 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8863 * output.h (Output_section::clear_is_relro): New function.
8864 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8865 sections specially even when output_data_ is empty.
8866 (Output_segment::maximum_alignment): When first section is relro,
8867 only force alignment for PT_LOAD segments.
8868 * script.cc (script_data_segment_align): New function.
8869 (script_data_segment_relro_end): New function.
8870 * script-c.h (script_data_segment_align): Declare.
8871 (script_data_segment_relro_end): Declare.
8872 * script-sections.h (class Script_sections): Declare
8873 data_segment_align and data_segment_relro_end. Add fields
8874 segment_align_index_ and saw_relro_end_.
8875 * script-sections.cc (class Sections_element): Add set_is_relro
8876 virtual function. Add new bool* parameter to place_orphan_here.
8877 Add get_output_section virtual function.
8878 (class Output_section_definition): Add set_is_relro. Add new
8879 bool* parameter to place_orphan_here. Add get_output_section.
8880 Add is_relro_ field.
8881 (Output_section_definition::Output_section_definition): Initialize
8882 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8883 and is_relro_ fields.
8884 (Output_section_definition::place_orphan_here): Add is_relro
8886 (Output_section_definition::set_section_addresses): Set relro for
8888 (Output_section_definition::alternate_constraint): Likewise.
8889 (class Orphan_output_section): Add new bool* parameter to
8890 place_orphan_here. Add get_output_section.
8891 (Orphan_output_section::place_orphan_here): Add is_relro
8893 (Script_sections::Script_sections): Initialize
8894 data_segment_align_index_ and saw_relro_end_.
8895 (Script_sections::data_segment_align): New function.
8896 (Script_sections::data_segment_relro_end): New function.
8897 (Script_sections::place_orphan): Set or clear is_relro.
8898 (Script_sections::set_section_addresses): Force alignment of first
8900 * yyscript.y (exp): Call script_data_segment_align and
8901 script_data_segment_relro_end.
8902 * testsuite/relro_script_test.t: New file.
8903 * testsuite/relro_test.cc (using_script): Declare.
8904 (t1, t2): Test using_script.
8905 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8906 (relro_script_test_SOURCES): Define.
8907 (relro_script_test_DEPENDENCIES): Define.
8908 (relro_script_test_LDFLAGS): Define.
8909 (relro_script_test_LDADD): Define.
8910 (relro_script_test.so): New target.
8911 * testsuite/Makefile.in: Rebuild.
8913 2008-08-06 Cary Coutant <ccoutant@google.com>
8915 * archive.cc (Archive::total_archives, Archive::total_members)
8916 (Archive::total_members_loaded): New variables.
8917 (Archive::setup): Add parameter. Add option to preread
8919 (Archive::read_armap): Add counter.
8920 (Archive::get_file_and_offset): New function.
8921 (Archive::get_elf_object_for_member): New function.
8922 (Archive::read_all_symbols): New function.
8923 (Archive::read_symbols): New function.
8924 (Archive::add_symbols): Add counters.
8925 (Archive::include_all_members): Use armap to find members if it's
8927 (Archive::include_member): Skip reading symbols if already read.
8928 Factored code into Archive::get_file_and_offset and
8929 Archive::get_elf_object_for_member. Changed call to
8930 Mapfile::report_include_archive_member.
8931 (Archive::print_stats): New function.
8932 * archive.h: Declare Object and Read_symbols_data classes.
8933 (Archive::Archive): Add initializers for new members.
8934 (Archive::setup): Add parameter.
8935 (Archive::print_stats): New function.
8936 (Archive::total_archives, Archive::total_members)
8937 (Archive::total_members_loaded): New variables.
8938 (Archive::get_file_and_offset): New function.
8939 (Archive::get_elf_object_for_member): New function.
8940 (Archive::read_all_symbols): New function.
8941 (Archive::read_symbols): New function.
8942 (Archive::Archive_member): New class.
8943 (Archive::members_): New member.
8944 (Archive::num_members_): New member.
8945 * main.cc: Include archive.h.
8946 (main): Call Archive::print_stats.
8947 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8948 archive parameter; member_name is now the fully-decorated name.
8949 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8950 * options.h: (General_options): Add --preread-archive-symbols option.
8951 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8954 2008-08-04 Ian Lance Taylor <iant@google.com>
8956 * symtab.h (Symbol::use_plt_offset): New function.
8957 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8958 * powerpc.cc (Relocate::relocate): Likewise.
8959 * sparc.cc (Relocate::relocate): Likewise.
8960 * x86_64.cc (Relocate::relocate): Likewise.
8961 * testsuite/weak_plt.sh: New test.
8962 * testsuite/weak_plt_main.cc: New test.
8963 * testsuite/weak_plt_shared.cc: New test.
8964 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8965 (check_PROGRAMS): Add weak_plt.
8966 (check_DATA): Add weak_plt_shared.so.
8967 (weak_plt_main_pic.o, weak_plt): New targets.
8968 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8969 * testsuite/Makefile.in: Rebuild.
8971 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8973 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8974 * testsuite/Makefile.in: Rebuild.
8976 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8978 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8979 * Makefile.in: Regenerate.
8980 * po/POTFILES.in: Regenerate.
8982 2008-07-29 Ian Lance Taylor <iant@google.com>
8984 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8985 symbols before other symbols.
8986 * testsuite/script_test_2.cc (test_addr): Declare.
8987 (test_addr_alias): Declare.
8988 (main): Check that test_addr and test_addr_alias have the right
8990 * testsuite/script_test_2.t: Define test_addr_alias and
8993 2008-07-24 Ian Lance Taylor <iant@google.com>
8996 * descriptors.cc: New file.
8997 * descriptors.h: New file.
8998 * gold-threads.h (class Hold_optional_lock): New class.
8999 * fileread.cc: Include "descriptors.h".
9000 (File_read::~File_read): Release descriptor rather than closing
9002 (File_read::open) [file]: Call open_descriptor rather than open.
9003 Set is_descriptor_opened_.
9004 (File_read::open) [memory]: Assert that descriptor is not open.
9005 (File_read::reopen_descriptor): New function.
9006 (File_read::release): Release descriptor.
9007 (File_read::do_read): Make non-const. Reopen descriptor.
9008 (File_read::read): Make non-const.
9009 (File_read::make_view): Reopen descriptor.
9010 (File_read::do_readv): Likewise.
9011 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9012 Update declarations.
9013 * layout.cc: Include "descriptors.h".
9014 (Layout::create_build_id): Use open_descriptor rather than open.
9015 * output.cc: Include "descriptors.h".
9016 (Output_file::open): Use open_descriptor rather than open.
9017 * archive.cc (Archive::const_iterator): Change Archive to be
9019 (Archive::begin, Archive::end): Make non-const.
9020 (Archive::count_members): Likewise.
9021 * archive.h (class Archive): Update declarations.
9022 * object.h (Object::read): Make non-const.
9023 * Makefile.am (CCFILES): Add descriptors.cc.
9024 (HFILES): Add descriptors.h.
9025 * Makefile.in: Rebuild.
9028 * gold.h: Always include <clocale>. Add Solaris workarounds
9029 following code in binutils/sysdep.h.
9032 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9033 this->eh_frame_hdr_ is NULL before using it.
9035 * dynobj.cc (Versions::Versions): Update comment.
9037 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9038 the base version name.
9040 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9041 array size plus one.
9042 (Stringpool_template::set_string_offsets): Subtract one from key
9043 before using it as an array index.
9044 (Stringpool_template::get_offset_with_length): Likewise.
9045 (Stringpool_template::write_to_buffer): Likewise.
9046 * stringpool.h (Stringpool_template::get_offset_from_key):
9049 2008-07-23 Ian Lance Taylor <iant@google.com>
9052 * object.h (Merged_symbol_value::value): Do our best to handle a
9056 * script.cc (Version_script_info::get_versions): Don't add empty
9057 version tag to return value.
9058 (Version_script_info::get_symbol_version_helper): Change return
9059 type to bool. Add pversion parameter. Change all callers.
9060 (script_register_vers_node): Don't require a non-NULL tag.
9061 * script.h (class Version_script_info): Update declarations.
9062 (Version_script_info::get_symbol_version): Change return type to
9063 bool. Add version parameter. Change all callers.
9064 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9065 handling. Handle an empty version from a version script.
9066 (Symbol_table::define_special_symbol): Likewise.
9067 * testsuite/ver_test_10.script: New file.
9068 * testsuite/ver_test_10.sh: New file.
9069 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9070 (check_DATA): Add ver_test_10.syms.
9071 (ver_test_10.syms, ver_test_10.so): New target.
9072 * testsuite/Makefile.in: Rebuild.
9074 2008-07-23 Simon Baldwin <simonb@google.com>
9076 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9077 to zero for undefined symbols from dynamic libraries.
9079 2008-07-23 Ian Lance Taylor <iant@google.com>
9081 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9083 * symtab.h (class Symbol_table): Update declaration.
9084 * testsuite/ver_test_9.cc: New file.
9085 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9086 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9087 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9088 (ver_test_9.so, ver_test_9.o): New targets.
9089 * testsuite/Makefile.in: Rebuild.
9091 2008-07-22 Ian Lance Taylor <iant@google.com>
9093 * options.h (class General_options): Define --check-sections.
9094 * layout.cc (Layout::set_segment_offsets): Handle
9097 * options.h (class General_options): Define -n/--nmagic and
9099 * options.cc (General_options::finalize): For -n/--nmagic or
9100 -N/--omagic, set -static.
9101 * layout.cc (Layout::attach_allocated_section_to_segment): If
9102 -N/--omagic, don't put read-only and read-write sections in
9104 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9105 finding a read-only segment.
9106 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9107 don't set the minimum segment alignment to the common page size,
9108 and don't set the file offset to the address modulo the page size.
9109 * script-sections.cc (Script_sections::create_segments): If
9110 -n/--omagic, don't put read-only and read-write sections in
9113 * cref.cc: New file.
9115 * options.h (class General_options): Add --print-symbol-counts.
9116 * main.cc (main): Issue defined symbol report if requested.
9117 * archive.cc (Archive::interpret_header): Make into a const member
9119 (Archive::add_symbols): Call Input_objects::archive_start and
9121 (Archive::const_iterator): Define new class.
9122 (Archive::begin, Archive::end): New functions.
9123 (Archive::include_all_members): Rewrite to use iterator.
9124 (Archive::count_members): New function.
9125 * archive.h (class Archive): Update declarations.
9126 (Archive::filename): New function.
9127 * object.cc: Include "cref.h".
9128 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9129 (Sized_relobj::do_get_global_symbol_counts): New function.
9130 (Input_objects::add_object): Add object to cross-referencer.
9131 (Input_objects::archive_start): New function.
9132 (Input_objects::archive_stop): New function.
9133 (Input_objects::print_symbol_counts): New function.
9134 * object.h: Declare Cref and Archive.
9135 (Object::get_global_symbol_counts): New function.
9136 (Object::do_get_global_symbol_counts): New pure virtual function.
9137 (class Sized_relobj): Add defined_count_ field. Update
9139 (class Input_objects): Add cref_ field. Update constructor.
9140 Update declarations.
9141 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9143 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9145 (Sized_dynobj::do_get_global_symbol_counts): New function.
9146 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9147 defined_count_. Update declarations. Define Symbols typedef.
9148 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9149 parameter. Change all callers.
9150 (Symbol_table::add_from_dynobj): Add sympointers and defined
9151 parameters. Change all callers.
9152 * symtab.h (class Symbol_table): Update declarations.
9153 * Makefile.am (CCFILES): Add cref.cc.
9154 (HFILES): Add cref.h.
9155 * Makefile.in: Rebuild.
9157 2008-07-22 Simon Baldwin <simonb@google.com>
9159 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9160 to zero when writing undefined symbols.
9162 2008-07-22 Ian Lance Taylor <iant@google.com>
9164 * output.cc (Output_section::add_input_section): Don't try to
9165 merge empty merge sections.
9167 2008-07-21 Craig Silverstein <csilvers@google.com>
9169 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9170 Include symbol version in error message.
9172 2008-07-20 Chris Demetriou <cgd@google.com>
9174 * configure.ac (gold_cv_c_random_seed): New configured variable.
9175 (RANDOM_SEED_CFLAGS): New substituted variable.
9176 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9177 * configure: Rebuild.
9178 * Makefile.in: Likewise.
9179 * testsuite/Makefile.in: Likewise.
9181 2008-07-18 Ian Lance Taylor <iant@google.com>
9183 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9184 where we see NAME/NULL and NAME/VERSION as separate symbols.
9185 * testsuite/ver_test_main.cc (main): Call t4.
9186 (t4, t4_2a): Define.
9187 * testsuite/ver_test_2.cc (t4_2): Define.
9188 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9189 * testsuite/ver_test_4.cc (t4_2a): Define.
9190 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9191 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9193 2008-07-17 Ian Lance Taylor <iant@google.com>
9195 * dynobj.cc (Versions::add_def): If we give an error about a
9196 missing version, go ahead and create the version anyhow.
9198 2008-07-10 Ian Lance Taylor <iant@google.com>
9200 Handle output sections with more than 0x7fffffff bytes.
9201 * object.h (class Relobj): Change map_to_output_ to
9202 output_sections_, and just keep a section pointer. Change all
9203 uses. Move comdat group support to Sized_relobj.
9204 (Relobj::is_section_specially_mapped): Remove.
9205 (Relobj::output_section): Remove poff parameter. Change all
9207 (Relobj::output_section_offset): New function.
9208 (Relobj::set_section_offset): Rewrite.
9209 (Relobj::map_to_output): Remove.
9210 (Relobj::output_sections): New function.
9211 (Relobj::do_output_section_offset): New pure virtual function.
9212 (Relobj::do_set_section_offset): Likewise.
9213 (class Sized_relobj): Add section_offsets_ field. Add comdat
9214 group support from Relobj. Update declarations.
9215 (Sized_relobj::get_output_section_offset): New function.
9216 (Sized_relobj::do_output_section_offset): New function.
9217 (Sized_relobj::do_set_section_offset): New function.
9218 * object.cc (Relobj::output_section_address): Remove.
9219 (Sized_relobj::Sized_relobj): Initialize new fields.
9220 (Sized_relobj::include_section_group): Cast find_kept_object to
9222 (Sized_relobj::include_linkonce_section): Likewise.
9223 (Sized_relobj::do_layout): Use separate arrays for output section
9225 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9227 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9228 output_sections and section_offsets.
9229 (Sized_relobj::write_local_symbols): Likewise.
9230 (map_to_kept_section): Compute output address directly.
9231 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9232 output_sections and section_offsets.
9233 (Sized_relobj::write_sections): Likewise.
9234 (Sized_relobj::relocate_sections): Likewise.
9235 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9236 * output.h (class Output_reloc): Update declarations. Change
9237 u2_.relobj to Sized_relobj*.
9238 (class Output_data_reloc): Change add functions to use
9240 * output.cc (Output_reloc::Output_reloc): Change relobj to
9242 (Output_reloc::local_section_offset): Change return type to
9243 Elf_Addr. Use get_output_section_offset.
9244 (Output_reloc::get_address): Likewise.
9245 (Output_section::is_input_address_mapped): Don't call
9246 is_section_specially_mapped.
9247 (Output_section::output_offset): Likewise.
9248 (Output_section::output_address): Likewise.
9249 (Output_section::starting_output_address): Likewise.
9250 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9251 parameter to Sized_relobj*.
9252 (Copy_relocs::need_copy_reloc): Likewise.
9253 (Copy_relocs::save): Likewise.
9254 * copy-relocs.h (class Copy_relocs): Update declarations.
9255 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9256 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9257 * target-reloc.h (relocate_for_relocatable): Change
9258 offset_in_output_section type to Elf_Addr. Change code that uses
9260 * layout.cc (Layout::layout): Always set *off.
9261 * mapfile.cc (Mapfile::print_input_section): Use
9262 output_section_offset.
9263 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9265 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9266 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9267 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9269 2008-07-03 Ian Lance Taylor <iant@google.com>
9271 * layout.cc (Layout::include_section): Do not discard unrecognized
9272 SHT_STRTAB sections.
9274 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9276 * script.cc (Lex::can_continue_name): Make '?' allowable in
9277 version-script names.
9278 * testsuite/version_script.map: Change glob pattern to use '?'
9280 2008-06-30 Manish Singh <yosh@gimp.org>
9283 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9286 2008-06-30 Ian Lance Taylor <iant@google.com>
9290 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9291 versions]: Don't try to read the value in the contents, since we
9292 don't use it. Use the template endianness when writing.
9294 2008-06-25 Cary Coutant <ccoutant@google.com>
9296 * fileread.cc (File_read::make_view): Assert on zero-length view.
9297 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9298 symbol table when there are no symbols to read.
9300 2008-06-23 Craig Silverstein <csilvers@google.com>
9302 * version.cc (version_string): Bump to 1.7
9304 2008-06-18 Craig Silverstein <csilvers@google.com>
9306 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9307 constant 0xFFFF to type Valtype.
9308 (Powerpc_relocate_functions::rel16_ha): Likewise.
9310 2008-06-17 Ian Lance Taylor <iant@google.com>
9312 * output.h (Output_section::Input_section): Initialize p2align_ to
9313 zero for Output_section_data constructors.
9314 (Output_section::Input_section::addralign): If not an input
9315 section, return the alignment of the Output_section_data.
9316 * testsuite/copy_test.cc: New file.
9317 * testsuite/copy_test_1.cc: New file.
9318 * testsuite/copy_test_2.cc: New file.
9319 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9320 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9321 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9322 (copy_test_1_pic.o, copy_test_1.so): New targets.
9323 (copy_test_2_pic.o, copy_test_2.so): New targets.
9324 * testsuite/Makefile.in: Rebuild.
9326 * script-sections.cc (Script_sections::place_orphan): Initialize
9327 local variable exact.
9329 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9331 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9333 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9334 David S. Miller <davem@davemloft.net>
9336 * powerpc.cc: New file.
9337 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9338 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9339 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9340 * Makefile.in: Rebuild.
9342 2008-06-09 Ian Lance Taylor <iant@google.com>
9344 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9346 (throwing, orig_terminate): New static variables.
9347 (terminate_handler): New static function.
9348 (t2): Set terminate handler.
9350 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9353 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9356 2008-05-30 Cary Coutant <ccoutant@google.com>
9358 * archive.cc (Archive::include_all_members) Correct to step
9359 over symbol table and extended name table in thin archives.
9361 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9364 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9367 2008-05-28 Caleb Howe <cshowe@google.com>
9369 * reduced_debug_output.cc: New file.
9370 * reduced_debug_output.h: New file.
9371 * options.h (class General_options): Add --strip-debug-non-line.
9372 * options.cc (General_options::finalize): Add strip_debug_non_line
9373 to the strip heirarchy.
9374 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9376 * layout.cc: Include "reduced_debug_output.h".
9377 (Layout::Layout): Initialize new fields.
9378 (line_only_debug_sections): New static array.
9379 (is_lines_only_debug_sections): New static inline function.
9380 (Layout::include_section): Handle --strip-debug-non-line.
9381 (Layout::make_output_section): If --strip-debug-non-line, build
9382 new output sections for .debug_abbrev and .debug_info.
9383 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9384 gold. Warn about possible overflow.
9385 (read_signed_LEB_128): Likewise.
9386 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9387 (read_signed_LEB_128): Declare.
9388 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9389 (HFILES): Add reduced_debug_output.h.
9390 * Makefile.in: Rebuild.
9392 2008-05-21 Ian Lance Taylor <iant@google.com>
9394 * mapfile.cc: New file.
9395 * mapfile.h: New file.
9396 * options.h (class General_options): Add -M/--print-map and -Map.
9397 * options.cc (General_options::finalize): Make -M equivalent to
9399 * main.cc: Include <cstdio> and "mapfile.h".
9400 (main): Open mapfile if requested.
9401 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9402 constructor. Change caller.
9403 (queue_initial_tasks): Add mapfile parameter. Change caller.
9404 (queue_middle_tasks): Likewise.
9405 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9407 * archive.cc: Include "mapfile.h".
9408 (Archive::add_symbols): Add mapfile parameter. Change all
9409 callers. Pass mapfile, symbol, and reason to include_member.
9410 (Archive::include_all_members): Add mapfile parameter. Change all
9412 (Archive::include_member): Add mapfile, sym, and why parameters.
9413 Change all callers. Report inclusion to map file.
9414 * archive.h: Include "fileread.h".
9415 (class Archive): Update declarations.
9416 (Archive::file): New const method.
9417 (class Add_archive_symbols): Add mapfile_ field. Update
9418 constructor. Change all callers.
9419 * readsyms.h (class Read_symbols): Likewise.
9420 (class Finish_group): Likewise.
9421 (class Read_script): Likewise.
9422 * common.cc: Include "mapfile.h".
9423 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9425 (Symbol_table::do_allocate_commons): Likewise.
9426 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9427 symbol allocation to mapfile.
9428 * common.h (class Allocate_commons_task): Add mapfile_ field.
9429 Update constructor. Change all callers.
9430 * symtab.h (class Symbol_table): Update declarations.
9431 * layout.cc: Include "mapfile.h".
9432 (Layout_task_runner::run): Print information to mapfile.
9433 (Layout::create_gold_note): Change Output_data_fixed_space to
9434 Output_data_zero_fill.
9435 (Layout::create_build_id): Likewise.
9436 (Layout::print_to_mapfile): New function.
9437 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9438 constructor. Change caller.
9439 (class Layout): Declare print_to_mapfile.
9440 * output.cc (Output_section::Input_section::print_to_mapfile): New
9442 (Output_section::add_input_section): If producing a map, always
9443 add to input_sections_ list.
9444 (Output_section::do_print_to_mapfile): New function.
9445 (Output_segment::print_sections_to_mapfile): New function.
9446 (Output_segment::print_section_list_to_mapfile): New function.
9447 * output.h: Include "mapfile.h".
9448 (Output_data::print_to_mapfile): New function.
9449 (Output_data::do_print_to_mapfile): New virtual function.
9450 (Output_segment_headers::do_print_to_mapfile): New function.
9451 (Output_file_header::do_print_to_mapfile): New function.
9452 (Output_data_const::do_print_to_mapfile): New function.
9453 (class Output_data_const_buffer): Add map_name_ field. Update
9454 constructor. Change all callers. Add do_print_to_mapfile
9456 (class Output_data_fixed_space): Likewise.
9457 (class Output_data_space): Likewise.
9458 (class Output_data_zero_fill): New class.
9459 (Output_data_strtab::do_print_to_mapfile): New function.
9460 (Output_data_reloc_base::do_print_to_mapfile): New function.
9461 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9462 (Output_data_group::do_print_to_mapfile): New function.
9463 (Output_data_got::do_print_to_mapfile): New function.
9464 (Output_data_dynamic::do_print_to_mapfile): New function.
9465 (Output_symtab_xindex::do_print_to_mapfile): New function.
9466 (class Output_section): Declare do_print_to_mapflie. Declare
9467 print_to_mapfile in Input_section.
9468 (class Output_segment): Declare new functions.
9469 * object.h (Sized_relobj::symbol_count): New function.
9470 * script-sections.cc
9471 (Output_section_element_dot_assignment::set_section_addresses):
9472 Change Output_data_fixed_space to Output_data_zero_fill.
9473 (Output_data_expression::do_print_to_mapfile): New function.
9474 * script.cc (read_input_script): Add mapfile parameter. Change
9476 * script.h (read_input_script): Update declaration.
9477 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9478 (Eh_frame::do_print_to_mapfile): New function.
9479 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9480 (Output_merge_string::do_print_to_mapfile): New function.
9481 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9483 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9485 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9487 * Makefile.am (CCFILES): Add mapfile.cc.
9488 (HFILES): Add mapfile.h.
9489 * Makefile.in: Rebuild.
9491 2008-05-19 Ian Lance Taylor <iant@google.com>
9493 * options.h (class General_options): Add -z relro.
9494 * layout.cc (Layout::Layout): Initialize relro_segment_.
9495 (Layout::add_output_section_data): Return the output section.
9496 (Layout::make_output_section): Rcognize relro sections and mark
9498 (Layout::attach_allocated_section_to_segment): Put relro sections
9499 in a PT_GNU_RELRO segment.
9500 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9502 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9504 (Layout::linkonce_mapping): Map d.rel.ro.local to
9506 (Layout::output_section_name): Us .data.rel.ro.local for any
9507 section which begins with that.
9508 * layout.h (class Layout): Update add_output_section_data
9509 declaration. Add relro_segment_ field.
9510 * output.cc (Output_section::Output_section): Initialize is_relro_
9511 and is_relro_local_ fields.
9512 (Output_segment::add_output_section): Group relro sections.
9513 (Output_segment::is_first_section_relro): New function.
9514 (Output_segment::maximum_alignment): If there is a relro section,
9515 align the segment to the common page size.
9516 (Output_segment::set_section_addresses): Track whether we are
9517 looking at relro sections. If the last section is a relro
9518 section, align to the common page size.
9519 (Output_segment::set_section_list_addresses): Add in_relro
9520 parameter. Change all callers. Align to the page size when
9521 moving from relro to non-relro section.
9522 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9524 * output.h (class Output_section): Add is_relro_ and
9525 is_relro_local_ fields.
9526 (Output_section::is_relro): New function.
9527 (Output_section::set_is_relro): New function.
9528 (Output_section::is_relro_local): New function.
9529 (Output_section::set_is_relro_local): New function.
9530 (class Output_segment): Update declarations.
9531 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9532 * sparc.cc (Target_sparc::got_section): Likewise.
9533 * x86_64.cc (Target_x86_64::got_section): Likewise.
9534 * testsuite/relro_test_main.cc: New file.
9535 * testsuite/relro_test.cc: New file.
9536 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9537 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9538 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9539 (relro_test.so, relro_test_pic.o): New targets.
9540 * testsuite/Makefile.in: Rebuild.
9542 2008-05-16 Ian Lance Taylor <iant@google.com>
9544 * output.cc (Output_segment::add_output_section): Remove front
9546 * output.h (class Output_segment): Remove
9547 add_initial_output_section and overloaded add_output_section.
9548 Update declaration of remaining add_output_section.
9549 * layout.cc (Layout::create_interp): Call add_output_section
9550 rather than add_initial_output_section.
9551 (Layout::finish_dynamic_section): Likewise.
9553 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9554 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9555 know the dynamic type.
9556 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9557 field. Initialize it in constructor.
9558 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9559 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9560 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9563 * output.cc (Output_reloc::get_address): Change return type to
9565 * output.h (class Output_reloc): Update get_address declaration.
9566 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9567 for section addresses.
9569 2008-05-09 Ian Lance Taylor <iant@google.com>
9572 * gold.cc (gold_nomem): Use return value of write.
9574 2008-05-08 Ian Lance Taylor <iant@google.com>
9576 * symtab.c (Symbol::init_base_output_data): Add version
9577 parameter. Change all callers.
9578 (Symbol::init_base_output_segment): Likewise.
9579 (Symbol::init_base_constant): Likewise.
9580 (Symbol::init_base_undefined): Likewise.
9581 (Sized_symbol::init_output_data): Likewise.
9582 (Sized_symbol::init_output_segment): Likewise.
9583 (Sized_symbol::init_constant): Likewise.
9584 (Sized_symbol::init_undefined): Likewise.
9585 (Symbol_table::do_define_in_output_data): If the new symbol has a
9586 version, mark it as the default.
9587 (Symbol_table::do_define_in_output_segment): Likewise.
9588 (Symbol_table::do_define_as_constant): Likewise.
9589 * symtab.h (class Symbol): Update declarations.
9590 (class Sized_symbol): Likewise.
9591 * resolve.cc (Symbol::override_version): New function.
9592 (Symbol::override_base): Call override_version.
9593 (Symbol::override_base_with_special): Likewise.
9594 * testsuite/ver_script_8.script: New file.
9595 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9596 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9597 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9598 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9600 2008-05-06 Ian Lance Taylor <iant@google.com>
9603 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9605 (class General_options): Remove existing --undefined, and add
9606 --no-undefined instead. Add new --undefined as synonym for -u.
9607 * archive.cc (Archive::add_symbols): Check whether symbol was
9609 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9610 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9611 all uses. Add IS_UNDEFINED. Update declarations to split
9612 different versions of init_base. Declare init_base_undefined.
9613 (Symbol::is_defined): Handle IS_UNDEFINED.
9614 (Symbol::is_undefined): Likewise.
9615 (Symbol::is_weak_undefined): Call is_undefined.
9616 (Symbol::is_absolute): Handle IS_CONSTANT.
9617 (class Sized_symbol): Update declarations to split different
9618 versions of init. Declare init_undefined.
9619 (class Symbol_table): Declare new functions.
9620 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9622 (Symbol::init_base_output_data): Likewise.
9623 (Symbol::init_base_output_segment): Likewise.
9624 (Symbol::init_base_constant): Likewise.
9625 (Symbol::init_base_undefined): New function.
9626 (Sized_symbol::init_object): Rename from init. Change all
9628 (Sized_symbol::init_output_data): Likewise.
9629 (Sized_symbol::init_output_segment): Likewise.
9630 (Sized_symbol::init_constant): Likewise.
9631 (Sized_symbol::init_undefined): New function.
9632 (Symbol_table::add_undefined_symbols_from_command_line): New
9634 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9636 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9637 (Symbol::output_section): Likewise.
9638 (Symbol::set_output_section): Likewise.
9639 (Symbol_table::sized_finalize_symbol): Likewise.
9640 (Symbol_table::sized_write_globals): Likewise.
9641 * resolve.cc (Symbol_table::should_override): Likewise.
9642 (Symbol::override_base_with_special): Likewise.
9644 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9645 symbol, change it to have default visibility.
9646 * testsuite/protected_1.cc: New file.
9647 * testsuite/protected_2.cc: New file.
9648 * testsuite/protected_3.cc: New file.
9649 * testsuite/protected_main_1.cc: New file.
9650 * testsuite/protected_main_2.cc: New file.
9651 * testsuite/protected_main_3.cc: New file.
9652 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9653 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9654 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9655 (protected_1.so): New target.
9656 (protected_1_pic.o, protected_2_pic.o): New targets.
9657 (protected_3_pic.o): New target.
9658 (check_PROGRAMS): Add protected_2.
9659 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9660 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9661 * testsuite/Makefile.in: Rebuild.
9663 * options.h (DEFINE_var): Add set_user_set_##varname__.
9664 (DEFINE_bool_alias): New macro.
9665 (class General_options): Define -Bstatic using DEFINE_bool_alias
9666 rather than DEFINE_special. Add --undefined as an alias for -z
9668 * options.cc (General_options::parse_Bstatic): Remove.
9670 * options.h (class General_options): Add --fatal-warnings.
9671 * main.cc (main): Implement --fatal-warnings.
9672 * errors.h (Errors::warning_count): New function.
9674 * options.h (class General_options): Add -Bsymbolic-functions.
9675 * symtab.h (Symbol::is_preemptible): Check for
9676 -Bsymbolic-functions.
9678 2008-05-05 Ian Lance Taylor <iant@google.com>
9680 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9681 as noVARNAME rather than no-VARNAME.
9682 (class General_options): Add option -z combreloc.
9683 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9685 (Output_reloc::sort_before) [SHT_REL]: New function.
9686 (Output_reloc::sort_before) [SHT_RELA]: New function.
9687 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9688 Sort_relocs_comparison.
9689 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9690 parameter. Change all callers.
9691 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9692 sort_relocs parameter. Change all callers.
9693 * output.cc (Output_reloc::get_address): New function, broken out
9695 (Output_reloc::write_rel): Call it.
9696 (Output_reloc::compare): New function.
9697 (Output_data_reloc_base::do_write): Optionally sort relocs.
9699 * configure.ac: If targ_extra_obj is set, link it in.
9700 * configure.tgt: Initialize all variables.
9701 (x86_64*): Set targ_extra_obj and targ_extra_size.
9702 * configure: Rebuild.
9704 * object.cc (Sized_relobj::include_section_group): Adjust section
9705 indexes read from group data. Build vector to pass to
9707 * layout.cc (Layout::layout_group): Add flags and shndxes
9708 parameters. Remove contents parameter. Change caller. Update
9709 explicit instantiations.
9710 * layout.h (class Layout): Update layout_group declaration.
9711 * output.cc (Output_data_group::Output_data_group): Add flags and
9712 input_shndxes parameters. Remove contents parameter. Change
9714 (Output_data_group::do_write): Change input_sections_ to
9716 * output.h (class Output_data_group): Update constructor
9717 declaration. Rename input_sections_ to input_shndxes_.
9718 * testsuite/many_sections_test.cc: Add template.
9720 2008-04-30 Cary Coutant <ccoutant@google.com>
9722 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9724 * layout.cc (Layout::include_section): Refactored check for debug
9726 (Layout::add_comdat): Add new parameters. Change type
9727 of signature parameter. Add object and shndx to signatures table.
9728 (Layout::find_kept_object): New function.
9729 * layout.h: Include <cstring>.
9730 (Layout::is_debug_info_section): New function.
9731 (Layout::add_comdat): Add new parameters.
9732 (Layout::find_kept_object): New function.
9733 (Layout::Kept_section): New struct.
9734 (Layout::Signatures): Change type of map range.
9735 * object.cc (Relobj::output_section_address): New function.
9736 (Sized_relobj::include_section_group): Add new parameters. Change
9737 calls to Layout::add_comdat. Change to build table of kept comdat
9738 groups and table mapping discarded sections to kept sections.
9739 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9740 (Sized_relobj::do_layout): Change calls to include_section_group and
9741 include_linkonce_section.
9742 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9743 value to zero when section is discarded.
9744 (Sized_relobj::map_to_kept_section): New function.
9745 * object.h (Relobj::output_section_address): New function.
9746 (Relobj::Comdat_group): New type.
9747 (Relobj::find_comdat_group): New function.
9748 (Relobj::Comdat_group_table): New type.
9749 (Relobj::Kept_comdat_section): New type.
9750 (Relobj::Kept_comdat_section_table): New type.
9751 (Relobj::add_comdat_group): New function.
9752 (Relobj::set_kept_comdat_section): New function.
9753 (Relobj::get_kept_comdat_section): New function.
9754 (Relobj::comdat_groups_): New field.
9755 (Relobj::kept_comdat_sections_): New field.
9756 (Symbol_value::input_value): Update comment.
9757 (Sized_relobj::map_to_kept_section) New function.
9758 (Sized_relobj::include_linkonce_section): Add new parameter.
9759 * target-reloc.h (Comdat_behavior): New type.
9760 (get_comdat_behavior): New function.
9761 (relocate_section): Add code to map a discarded section to the
9762 corresponding kept section when applying a relocation.
9764 2008-04-30 Craig Silverstein <csilvers@google.com>
9766 * dwarf_reader.cc (next_generation_count): New static var.
9767 (Addr2line_cache_entry): New struct.
9768 (addr2line_cache): New static var.
9769 (Dwarf_line_info::one_addr2line): Added caching.
9770 (Dwarf_line_info::clear_addr2line_cache): New function.
9771 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9772 cache-size parameter.
9773 (Dwarf_line_info::one_addr2line_cache): New function.
9774 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9775 new cache-size argument to one_addr2line(), and clear cache.
9777 2008-04-28 Cary Coutant <ccoutant@google.com>
9779 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9780 R_386_PC8 relocations.
9782 2008-04-23 Ian Lance Taylor <iant@google.com>
9784 * object.cc (Sized_relobj::include_section_group): Check for
9785 invalid section group.
9787 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9790 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9791 than read for file header.
9792 * archive.cc (Archive::include_member): Likewise.
9794 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9796 * aclocal.m4: Regenerate.
9797 * configure: Regenerate.
9799 2008-04-19 Ian Lance Taylor <iant@google.com>
9801 * version.cc (version_string): Bump to 1.6.
9803 * testsuite/Makefile.am (many_sections_r_test): New target.
9804 (many_sections_r_test_SOURCES): Remove.
9805 (many_sections_r_test_DEPENDENCIES): Remove.
9806 (many_sections_r_test_LDFLAGS): Remove.
9807 (many_sections_r_test_LDADD): Remove.
9809 * object.cc (Sized_relobj::do_add_symbols): Always pass
9810 local_symbol_count_ to add_from_relobj.
9812 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9813 every thousand variables.
9814 * testsuite/Makefile.in: Rebuild.
9816 * object.cc (Xindex::initialize_symtab_xindex): New function.
9817 (Xindex::read_symtab_xindex): New function.
9818 (Xindex::sym_xindex_to_shndx): New function.
9819 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9821 (Sized_relobj::do_initialize_xindex): New function.
9822 (Sized_relobj::do_read_symbols): Adjust section links.
9823 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9824 parameter. Change all callers.
9825 (Sized_relobj::include_section_group): Adjust section links and
9826 symbol section indexes.
9827 (Sized_relobj::do_layout): Adjust section links.
9828 (Sized_relobj::do_count_local_symbols): Adjust section links and
9829 symbol section indexes.
9830 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9831 ordinary and special symbols.
9832 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9833 dynsym_xindex parameters. Change all callers. Adjust section
9834 links. Use SHN_XINDEX when needed.
9835 (Sized_relobj::get_symbol_location_info): Adjust section links.
9836 Don't get fooled by special symbols.
9837 * object.h (class Xindex): Define.
9838 (class Object): Add xindex_ parameter. Declare virtual functoin
9839 do_initialize_xindex.
9840 (Object::adjust_sym_shndx): New function.
9841 (Object::set_xindex): New protected function.
9842 (class Symbol_value): Add is_ordinary_shndx_ field.
9843 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9844 (Symbol_value::value): Assert ordinary section.
9845 (Symbol_value::initialize_input_to_output_map): Likewise.
9846 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9848 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9850 (class Sized_relobj): Update declarations.
9851 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9852 parameter. Change all callers.
9853 (Sized_relobj::adjust_shndx): New function.
9854 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9856 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9857 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9858 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9859 (Sized_dynobj::read_dynsym_section): Adjust section links.
9860 (Sized_dynobj::read_dynamic): Likewise.
9861 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9863 (Sized_dynobj::do_initialize_xindex): New function.
9864 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9865 do_initialize_xindex.
9866 (Sized_dynobj::adjust_shndx): New function.
9867 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9868 dynsym_xindex_ fields.
9869 (Layout::finalize): Add a call to set_section_indexes before
9870 creating the symtab sections.
9871 (Layout::set_section_indexes): Don't do anything if the section
9872 already has a section index.
9873 (Layout::create_symtab_sections): Add shnum parameter. Change
9874 caller. Create .symtab_shndx section if needed.
9875 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9877 (Layout::allocated_output_section_count): New function.
9878 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9880 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9881 fields. Update declarations.
9882 (Layout::symtab_xindex): New function.
9883 (Layout::dynsym_xindex): New function.
9884 (class Write_symbols_task): Add layout_ field.
9885 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9887 * output.cc (Output_section_headers::Output_section_headers): Add
9888 shstrtab_section parameter. Change all callers.
9889 (Output_section_headers::do_sized_write): Store overflow values
9890 for section count and section string table section index in
9891 section header zero.
9892 (Output_file_header::do_sized_write): Check for overflow of
9893 section count and section string table section index.
9894 (Output_symtab_xindex::do_write): New function.
9895 (Output_symtab_xindex::endian_do_write): New function.
9896 * output.h (class Output_section_headers): Add shstrtab_section_.
9897 Update declarations.
9898 (class Output_symtab_xindex): Define.
9899 (Output_section::has_out_shndx): New function.
9900 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9902 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9904 (Sized_symbol::init): Likewise.
9905 (Symbol::output_section): Check for ordinary symbol.
9906 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9907 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9909 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9910 Change all callers. Simplify handling of symbols from sections
9911 not included in the link.
9912 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9914 (Weak_alias_sorter::operator()): Assert that symbols are
9916 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9918 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9919 parameters. Change all callers.
9920 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9921 symbol distinction. Use SHN_XINDEX when needed.
9922 (Symbol_table::write_section_symbol): Add symtab_xindex
9923 parameter. Change all callers.
9924 (Symbol_table::sized_write_section_symbol): Likewise. Use
9925 SHN_XINDEX when needed.
9926 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9928 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9929 (Symbol::is_defined): Check is_ordinary.
9930 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9931 (Symbol::is_absolute, Symbol::is_common): Likewise.
9932 (class Sized_symbol): Update declarations.
9933 (class Symbol_table): Update declarations.
9934 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9935 parameters. Change all callers.
9936 (Sized_symbol::override): Likewise.
9937 (Symbol_table::override): Likewise.
9938 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9939 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9940 is_ordinary, and orig_st_shndx parameters. Change all callers.
9941 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9942 to be in an ordinary section.
9943 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9944 object and is_ordinary parameters. Change all callers.
9945 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9946 Change all callers. Don't add undefined or non-ordinary symbols
9948 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9950 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9952 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9953 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9954 (Sized_relobj::relocate_sections): Likewise.
9955 * target-reloc.h (scan_relocs): Adjust section symbol index.
9956 (scan_relocatable_relocs): Likewise.
9957 * i386.cc (Scan::local): Check for ordinary symbols.
9958 * sparc.cc (Scan::local): Likewise.
9959 * x86_64.cc (Scan::local): Likewise.
9960 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9961 to symbol_section_and_value.
9962 * testsuite/many_sections_test.cc: New file.
9963 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9964 (check_PROGRAMS): Add many_sections_test.
9965 (many_sections_test_SOURCES): Define.
9966 (many_sections_test_DEPENDENCIES): Define.
9967 (many_sections_test_LDFLAGS): Define.
9968 (BUILT_SOURCES): Add many_sections_define.h.
9969 (many_sections_define.h): New target.
9970 (BUILT_SOURCES): Add many_sections_check.h.
9971 (many_sections_check.h): New target.
9972 (check_PROGRAMS): Add many_sections_r_test.
9973 (many_sections_r_test_SOURCES): Define.
9974 (many_sections_r_test_DEPENDENCIES): Define.
9975 (many_sections_r_test_LDFLAGS): Define.
9976 (many_sections_r_test_LDADD): Define.
9977 (many_sections_r_test.o): New target.
9978 * testsuite/Makefile.in: Rebuild.
9980 2008-04-17 Cary Coutant <ccoutant@google.com>
9982 * errors.cc (Errors::info): New function.
9983 (gold_info): New function.
9984 * errors.h (Errors::info): New function.
9985 * gold.h (gold_info): New function.
9986 * object.cc (Input_objects::add_object): Print trace output.
9987 * options.cc (options::parse_set): New function.
9988 (General_options::parse_wrap): Deleted.
9989 (General_options::General_options): Deleted initializer.
9990 * options.h (options::String_set): New typedef.
9991 (options::parse_set): New function.
9992 (DEFINE_set): New macro.
9993 (General_options::wrap): Changed to use DEFINE_set. Changed
9994 callers of any_wrap_symbols and is_wrap_symbol.
9995 (General_options::trace, General_options::trace_symbol):
9997 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9998 (General_options::wrap_symbols_): Deleted.
9999 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10001 2008-04-17 David S. Miller <davem@davemloft.net>
10003 * options.cc (General_options::parse_V): New function.
10004 * options.h: Add entries for -V and -Qy.
10006 2008-04-17 Ian Lance Taylor <iant@google.com>
10008 * common.cc (Symbol_table::allocate_commons): Remove options
10009 parameter. Change caller.
10010 (Symbol_table::do_allocate_commons): Remove options parameter.
10011 Change caller. Just call do_allocate_commons_list twice.
10012 (Symbol_table::do_allocate_commons_list): New function, broken out
10013 of do_allocate_commons.
10014 * common.h (class Allocate_commons_task): Remove options_ field.
10015 Update constructor.
10016 * symtab.cc (Symbol_table::Symbol_table): Initialize
10018 (Symbol_table::add_from_object): Put TLS common symbols on
10020 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10021 which are IN_OUTPUT_DATA.
10022 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10023 allocate_commons and do_allocate_commons declarations. Declare
10024 do_allocate_commons_list.
10025 * gold.cc (queue_middle_tasks): Update creation of
10026 Allocate_commons_task to not pass options.
10027 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10028 (TLS_TEST_C_FLAGS): New variable.
10029 (tls_test_c_pic.o): New target.
10030 (tls_test_shared.so): Link in tls_test_c_pic.o.
10031 (tls_test_c_pic_ie.o): New target.
10032 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10033 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10034 (tls_test_c.o): New target.
10035 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10036 (tls_pic_test_LDADD): Likewise.
10037 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10038 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10039 (tls_test_c_gnu2.o): New target.
10040 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10042 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10043 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10044 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10045 * testsuite/tls_test.cc: Include "config.h".
10046 (t_last): Call t11_last.
10047 * testsuite/tls_test.h (t11, t11_last): Declare.
10048 * testsuite/tls_test_c.c: New file.
10049 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10050 * configure.ac: Check for OpenMP support.
10051 * configure, config.in, Makefile.in: Rebuild.
10052 * testsuite/Makefile.in: Rebuild.
10054 2008-04-16 Cary Coutant <ccoutant@google.com>
10056 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10057 (Target_i386::tls_base_symbol_defined_): New field.
10058 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10059 (Target_i386::Scan::global): Likewise.
10060 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10061 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10062 (Target_x86_64::tls_base_symbol_defined_): New field.
10063 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10064 (Target_x86_64::Scan::global): Likewise.
10066 2008-04-16 Cary Coutant <ccoutant@google.com>
10068 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10069 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10070 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10071 building shared libraries.
10072 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10073 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10074 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10075 * testsuite/Makefile.in: Rebuild.
10076 * testsuite/weak_undef.h: New file.
10077 * testsuite/weak_undef_file1.cc: Add extra test cases.
10078 * testsuite/weak_undef_file2.cc: Likewise.
10079 * testsuite/weak_undef_test.cc: Likewise.
10081 2008-04-16 David S. Miller <davem@davemloft.net>
10083 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10084 Add issued_non_pic_error_ field. Declare check_non_pic.
10085 (Target_sparc::Scan::check_non_pic): New function.
10086 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10087 (Target_sparc::Scan::global): Likewise.
10089 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10090 * configure: Rebuild.
10092 * options.h (DEFINE_enable): New macro.
10093 (new_dtags): New enable option.
10094 (initfirst, interpose, loadfltr, nodefaultlib,
10095 nodelete, nodlopen, nodump): New -z options.
10096 * layout.cc (Layout:finish_dynamic_section): If new
10097 dtags enabled, emit DT_RUNPATH. Also, emit a
10098 DT_FLAGS_1 containing any specified -z flags.
10100 2008-04-16 Ian Lance Taylor <iant@google.com>
10102 * copy-relocs.cc: New file.
10103 * copy-relocs.h: New file.
10104 * reloc.cc: Remove Copy_relocs code.
10105 * reloc.h: Likewise.
10106 * reloc-types.h (struct Reloc_types) [both versions]: Add
10107 get_reloc_addend_noerror.
10108 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10109 variants of add_global which take an addend which must be zero.
10110 * i386.cc: Include "copy-relocs.h".
10111 (class Target_i386): Change type of copy_relocs_ to variable,
10112 update initializer.
10113 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10114 Change all callers.
10115 (Target_i386::do_finalize_sections): Change handling of
10117 * sparc.cc: Include "copy-relocs.h".
10118 (class Target_sparc): Change type of copy_relocs_ to variable,
10119 update initializer.
10120 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10121 Change all callers.
10122 (Target_sparc::do_finalize_sections): Change handling of
10124 * x86_64.cc: Include "copy-relocs.h".
10125 (class Target_x86_64): Change type of copy_relocs_ to variable,
10126 update initializer.
10127 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10128 class. Change all callers.
10129 (Target_x86_64::do_finalize_sections): Change handling of
10131 * Makefile.am (CCFILES): Add copy-relocs.cc.
10132 (HFILES): Add copy-relocs.h.
10134 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10136 * testsuite/script_test_4.sh: Permit leading zeroes.
10138 2008-04-15 Ian Lance Taylor <iant@google.com>
10140 * script-sections.cc (Script_sections::create_segments): Use
10141 header_size_adjustment even when there is enough room for the
10143 * testsuite/script_test_4.sh: New file.
10144 * testsuite/script_test_4.t: New file.
10145 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10146 (check_DATA): Add script_test_4.stdout.
10147 (MOSTLYCLEANFILES): Likewise.
10148 (script_test_4): New target.
10149 (script_test_4.stdout): New target.
10150 * testsuite/Makefile.in: Rebuild.
10152 * sparc.cc: Add definitions for Output_data_plt_sparc class
10155 2008-04-14 David S. Miller <davem@davemloft.net>
10157 * sparc.cc: New file.
10158 * Makefile.am (TARGETSOURCES): Add sparc.cc
10159 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10160 * configure.tgt: Document targ_extra_size and
10161 targ_extra_big_endian. Add entries for sparc-* and
10163 * configure.ac: Handle targ_extra_size and
10164 targ_extra_big_endian.
10165 * Makefile.in: Rebuild.
10166 * configure: Likewise.
10167 * po/POTFILES.in: Likewise.
10168 * po/gold.pot: Likewise.
10170 2008-04-14 Ian Lance Taylor <iant@google.com>
10172 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10173 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10174 in the name/type/flags to section mapping. Don't call
10175 allocate_output_section.
10176 (Layout::choose_output_section): Change parameter from adjust_name
10177 to is_input_section. Don't permit input sections after sections
10178 are attached to segments. Don't call allocate_output_section.
10179 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10180 not write_enable_output_section.
10181 (Layout::make_output_section): Don't push to
10182 unattached_section_list_ nor call attach_to_segment. Call
10183 attach_section_to_segment if sections are attached.
10184 (Layout::attach_sections_to_segments): New function.
10185 (Layout::attach_section_to_segment): New function.
10186 (Layout::attach_allocated_section_to_segment): Rename from
10187 attach_to_segment. Remove flags parameter.
10188 (Layout::allocate_output_section): Remove function.
10189 (Layout::write_enable_output_section): Remove function.
10190 * layout.h (class Layout): Update for above changes. Add new
10191 field sections_are_attached_.
10192 * output.h (Output_section::update_flags_for_input_section): New
10194 * output.cc (Output_section::add_input_section): Call
10195 update_flags_for_input_section.
10196 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10198 2008-04-11 Cary Coutant <ccoutant@google.com>
10200 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10201 thought unnecessary.
10202 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10204 2008-04-11 Ian Lance Taylor <iant@google.com>
10206 * output.h (class Output_section_data): Remove inline definition
10208 * output.cc (Output_section_data::set_addralign): New function.
10210 2008-04-11 Cary Coutant <ccoutant@google.com>
10212 Add support for TLS descriptors for i386 and x86_64.
10213 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10214 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10215 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10217 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10218 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10219 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10221 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10222 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10223 Fix problem with initial-exec relocations.
10224 (Target_i386::Relocate::relocate_tls): Likewise.
10225 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10227 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10228 support for section-plus-offset dynamic table entries.
10229 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10230 (Output_data_dynamic::Dynamic_entry): Add support for
10231 section-plus-offset dynamic table entries.
10232 (Output_data_dynamic::Classification): Likewise.
10233 (Output_data_dynamic::classification_): Renamed offset_.
10234 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10235 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10236 (Target_x86_64::make_plt_section): New function.
10237 (Target_x86_64::reserve_tlsdesc_entries): New function.
10238 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10239 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10240 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10241 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10242 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10243 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10244 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10245 add extra PLT entry for TLS descriptors.
10246 (Output_data_plt_x86_64::got_): New field.
10247 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10248 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10250 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10252 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10253 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10254 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10255 R_386_TLS_DESC_CALL relocations.
10256 (Target_x86_64::Scan::global): Likewise.
10257 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10258 for TLS descriptors.
10259 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10260 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10261 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10262 GD-to-IE relaxation.
10263 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10264 and TLS_DESCRIPTORS.
10265 * Makefile.in: Rebuild.
10266 * configure: Rebuild.
10267 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10268 (tls_test_shared2.so): New target.
10269 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10270 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10271 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10272 (tls_shared_gd_to_ie_test_LDADD): New variable.
10273 (tls_shared_gnu2_gd_to_ie_test): New target.
10274 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10276 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10277 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10278 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10279 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10280 (tls_shared_gnu2_test): New target.
10281 (tls_test_gnu2_shared.so): New target.
10282 (tls_shared_gnu2_test_SOURCES): New variable.
10283 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10284 (tls_shared_gnu2_test_LDFLAGS): New variable.
10285 (tls_shared_gnu2_test_LDADD): New variable.
10286 * testsuite/Makefile.in: Rebuild.
10287 * testsuite/Makefile.
10289 2008-04-11 Ian Lance Taylor <iant@google.com>
10291 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10293 * testsuite/Makefile.in: Rebuild.
10295 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10297 * testsuite/script_test_2.cc (main): Adjust test.
10299 2008-04-11 David S. Miller <davem@davemloft.net>
10300 Ian Lance Taylor <iant@google.com>
10302 * options.h (General_options): Add entries for '-Y' and
10304 * options.cc (General_options:finalize): If -Y was used, add those
10305 entries to the library path instead of the default "/lib" and
10308 2008-04-11 David S. Miller <davem@davemloft.net>
10310 * testsuite/justsyms.t: Start at 0x100.
10311 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10312 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10314 * testsuite/script_test_2.cc: Adjust string and section length
10317 2008-04-09 Ian Lance Taylor <iant@google.com>
10320 * script-sections.cc (Sections_element::allocate_to_segment): Add
10322 (Output_section_definition::allocate_to_segment): Likewise.
10323 (Orphan_output_section::allocate_to_segment): Likewise.
10324 (Script_sections::attach_sections_using_phdrs_clause): Don't
10325 propagate non-PT_LOAD segments to orphan sections.
10326 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10327 readelf rather than objdump.
10328 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10329 .interp section and PT_INTERP segment are the same size.
10330 * testsuite/Makefile.in: Rebuild.
10332 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10333 aliases for symbols defined in the same object.
10334 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10335 (weak_alias_test_SOURCES): New variable.
10336 (weak_alias_test_DEPENDENCIES): New variable.
10337 (weak_alias_test_LDFLAGS): New variable.
10338 (weak_alias_test_LDADD): New variable.
10339 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10340 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10341 (weak_alias_test_3.o): New target.
10342 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10343 * testsuite/weak_alias_test_main.cc: New file.
10344 * testsuite/weak_alias_test_1.cc: New file.
10345 * testsuite/weak_alias_test_2.cc: New file.
10346 * testsuite/weak_alias_test_3.cc: New file.
10348 2008-04-08 Ian Lance Taylor <iant@google.com>
10350 * options.h (class General_options): Add --noinhibit-exec option.
10351 * main.cc (main): Check --noinhibit-exec.
10353 * options.h (class General_options): Define --wrap as a special
10354 option. Add wrap_symbols_ field.
10355 (General_options::any_wrap_symbols): New function.
10356 (General_options::is_wrap_symbol): New function.
10357 * options.cc (General_options::parse_wrap): New function.
10358 (General_options::General_options): Initialize wrap_symbols_.
10359 * symtab.cc (Symbol_table::wrap_symbol): New function.
10360 (Symbol_table::add_from_object): Handle --wrap.
10361 * symtab.h (class Symbol_table): Declare wrap_symbol.
10362 * target.h (Target::wrap_char): New function.
10363 (Target::Target_info): Add wrap_char field.
10364 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10365 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10366 * testsuite/testfile.cc (Target_test::test_target_info):
10369 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10372 * layout.h (class Layout): Add added_eh_frame_data_ field.
10373 * layout.cc (Layout::Layout): Initialize new field.
10374 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10375 output section until we find a section we merged successfully.
10376 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10377 that the size be non-zero.
10379 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10382 2008-04-08 Craig Silverstein <csilvers@google.com>
10384 * configure.ac: Export new conditional variable HAVE_ZLIB.
10385 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10387 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10388 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10390 2008-04-07 Ian Lance Taylor <iant@google.com>
10392 * version.cc (version_string): Set to "1.5".
10394 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10395 Add issued_non_pic_error_ field. Declare check_non_pic.
10396 (Target_x86_64::Scan::check_non_pic): New function.
10397 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10398 (Target_x86_64::Scan::global): Likewise.
10400 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10401 addend parameter. Change caller. Handle merge sections.
10402 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10403 Address to Addend. Don't add in the result of
10404 local_section_offset, pass down the addend and use the returned
10406 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10407 Update declarations of local_section_offset and symbol_value.
10408 * testsuite/two_file_test_1.cc (t18): New function.
10409 * testsuite/two_file_test_2.cc (f18): New function.
10410 * testsuite/two_file_test_main.cc (main): Call t18.
10411 * testsuite/two_file_test.h (t18, f18): Declare.
10413 * configure.ac: Don't test for objdump, c++filt, or readelf.
10414 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10416 (TEST_READELF): New variable.
10417 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10418 (check_PROGRAMS): Add two_file_strip_test.
10419 (two_file_strip_test): New target.
10420 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10421 (two_file_same_shared_strip_test_SOURCES): New variable.
10422 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10423 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10424 (two_file_same_shared_strip_test_LDADD): New variable.
10425 (two_file_shared_strip.so): New target.
10426 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10427 (ver_test_5.syms, ver_test_7.syms): Likewise.
10428 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10429 (strip_test_3.stdout): Use TEST_OBJDUMP.
10430 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10432 2008-04-04 Cary Coutant <ccoutant@google.com>
10434 * symtab.h (Symbol::is_weak_undefined): New function.
10435 (Symbol::is_strong_undefined): New function.
10436 (Symbol::is_absolute): New function.
10437 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10438 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10440 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10441 (weak_undef_test): New target.
10442 * testsuite/Makefile.in: Rebuild.
10443 * testsuite/weak_undef_file1.cc: New file.
10444 * testsuite/weak_undef_file2.cc: New file.
10445 * testsuite/weak_undef_test.cc: New file.
10447 2008-04-03 Craig Silverstein <csilvers@google.com>
10449 * compressed_output.h (class Output_compressed_section): Use
10451 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10453 (zlib_compressed_suffix): Removed.
10454 (Output_compressed_section::set_final_data_size): Use unsigned
10456 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10457 Fix linker invocation.
10458 (flagstest_o_specialfile_and_compress_debug_sections):
10460 * testsuite/Makefile.in: Regenerated.
10462 2008-04-02 David S. Miller <davem@davemloft.net>
10464 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10465 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10467 2008-04-02 Craig Silverstein <csilvers@google.com>
10471 2008-04-02 Ian Lance Taylor <iant@google.com>
10473 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10474 parameters. Update for new key type to views_. Change all
10476 (File_read::read): Adjust for byteshift in returned view.
10477 (File_read::add_view): New function, broken out of
10478 find_and_make_view.
10479 (File_read::make_view): New function, broken out of
10480 find_and_make_view.
10481 (File_read::find_or_make_view): Add offset and aligned
10482 parameters. Rewrite accordingly. Change all callers.
10483 (File_read::get_view): Add offset and aligned parameters. Adjust
10484 for byteshift in return value.
10485 (File_read::get_lasting_view): Likewise.
10486 * fileread.h (class File_read): Update declarations.
10487 (class File_read::View): Add byteshift_ field. Add byteshift to
10488 constructor. Add byteshift method.
10489 * archive.h (Archive::clear_uncached_views): New function.
10490 (Archive::get_view): Add aligned parameter. Change all callers.
10491 * object.h (Object::get_view): Add aligned parameter. Change all
10493 (Object::get_lasting_view): Likewise.
10495 * fileread.cc (File_read::release): Don't call clear_views if
10496 there are multiple objects.
10497 * fileread.h (File_read::clear_uncached_views): New function.
10498 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10501 2008-03-31 Cary Coutant <ccoutant@google.com>
10503 Add thin archive support.
10504 * archive.cc (Archive::armagt): New const.
10505 (Archive::setup): Remove task parameter and calls to unlock.
10506 (Archive::unlock_nested_archives): New function.
10507 (Archive::read_header): Add nested_off parameter. Change
10509 (Archive::interpret_header): Likewise.
10510 (Archive::include_all_members): Change to handle thin
10512 (Archive::include_member): Likewise.
10513 * archive.h (Archive::Archive): Add new parameters and
10515 (Archive::armagt): New const.
10516 (Archive::setup): Remove task parameter.
10517 (Archive::unlock_nested_archives): New function.
10518 (Archive::read_header): Add nested_off parameter.
10519 (Archive::interpret_header): Likewise.
10520 (Archive::Nested_archive_table): New typedef.
10521 (Archive::is_thin_archive_): New field.
10522 (Archive::nested_archives_): New field.
10523 (Archive::options_): New field.
10524 (Archive::dirpath_): New field.
10525 (Archive::task_): New field.
10526 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10527 for thin archives. Pass additional parameters to
10528 Archive::Archive. Unlock the archive file after calling
10531 2008-03-29 Ian Lance Taylor <iant@google.com>
10533 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10534 version symbol to be local.
10535 * testsuite/ver_test_4.sh: New file.
10536 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10537 (check_DATA): Add ver_test_4.syms.
10538 (ver_test_4.syms): New target.
10539 * testsuite/Makefile.in: Rebuild.
10542 (Output_section::Input_section_sort_entry::has_priority): New
10544 (Output_section::Input_section_sort_entry::match_file_name): New
10546 (Output_section::Input_section_sort_entry::match_section_name):
10548 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10550 (Output_section::Input_section_sort_entry::match_section_file):
10552 (Output_section::Input_section_sort_compare::operator()): Rewrite
10553 using new Input_section_sort_entry functions. Sort crtbegin and
10554 crtend first. Sort sections with no priority before sections with
10556 * testsuite/initpri1.c (d3): Check j != 4.
10557 (cd5): New constructor/destructor function.
10558 (main): Check j != 2.
10560 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10561 new symbol when resolving, don't call set_is_default.
10562 * testsuite/ver_test_7.cc: New file.
10563 * testsuite/ver_test_7.sh: New file.
10564 * testsuite/Makefile.am (ver_test_7.so): New target.
10565 (ver_test_7.o): New target.
10566 (check_SCRIPTS): Add ver_test_7.sh.
10567 (check_DATA): Add ver_test_7.syms.
10568 (ver_test_7.syms): New target.
10570 2008-03-28 Ian Lance Taylor <iant@google.com>
10572 * layout.cc (Layout::layout): If we see an input section with a
10573 name that needs sorting, set the must_sort flag for the output
10575 (Layout::make_output_section): If the name of the output section
10576 indicates that it might require sorting, set the may_sort flag.
10577 * output.h (Output_section::may_sort_attached_input_sections): New
10579 (Output_section::set_may_sort_attached_input_sections): New
10581 (Output_section::must_sort_attached_input_sections): New
10583 (Output_section::set_must_sort_attached_input_sections): New
10585 (class Output_section): Declare Input_section_sort_entry. Define
10586 Input_section_sort_compare. Declare
10587 sort_attached_input_sections. Add new fields:
10588 may_sort_attached_input_sections_,
10589 must_sort_attached_input_sections_,
10590 attached_input_sections_are_sorted_.
10591 * output.cc (Output_section::Output_section): Initialize new
10593 (Output_section::add_input_section): Add an entry to
10594 input_sections_ if may_sort or must_sort are true.
10595 (Output_section::set_final_data_size): Call
10596 sort_attached_input_sections if necessary.
10597 (Output_section::Input_section_sort_entry): Define new class.
10598 (Output_section::Input_section_sort_compare::operator()): New
10600 (Output_section::sort_attached_input_sections): New function.
10601 * configure.ac: Check whether the compiler supports constructor
10602 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10603 * testsuite/initpri1.c: New file.
10604 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10605 CONSTRUCTOR_PRIORITY.
10606 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10607 (initpri1_LDFLAGS): New variable.
10608 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10610 2008-03-27 Ian Lance Taylor <iant@google.com>
10612 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10613 * testsuite/common_test_1.c: New file.
10614 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10615 (common_test_1_SOURCES): New variable.
10616 (common_test_1_DEPENDENCIES): New variable.
10617 (common_test_1_LDFLAGS): New variable.
10619 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10620 and commons_ correctly when NAME/VERSION does not override
10622 * testsuite/ver_test_6.c: New file.
10623 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10624 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10625 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10627 2008-03-26 Ian Lance Taylor <iant@google.com>
10629 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10630 of an undefined symbol from a version script.
10631 * testsuite/Makefile.am (ver_test_5.so): New target.
10632 (ver_test_5.o): New target.
10633 (check_SCRIPTS): Add ver_test_5.sh.
10634 (check_DATA): Add ver_test_5.syms.
10635 (ver_test_5.syms): New target.
10636 * testsuite/ver_test_5.cc: New file.
10637 * testsuite/ver_test_5.script: New file.
10638 * testsuite/ver_test_5.sh: New file.
10639 * Makefile.in, testsuite/Makefile.in: Rebuild.
10642 Fix problems building gold with gcc 4.3.0.
10643 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10644 (gold_error_at_location, gold_warning_at_location): Use it.
10645 * configure.ac: Check whether we can compile and use a template
10646 function with a printf attribute.
10647 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10648 when jumping over bytes.
10649 * object.cc: Instantiate Object::read_section_data.
10650 * debug.h: Include <cstring>
10651 * dwarf_reader.cc: Include <algorithm>
10652 * main.cc: Include <cstring>.
10653 * options.cc: Include <cstring>.
10654 * output.cc: Include <cstring>.
10655 * script.cc: Include <cstring>.
10656 * script.h: Include <string>.
10657 * symtab.cc: Include <cstring> and <algorithm>.
10658 * target-select.cc: Include <cstring>.
10659 * version.cc: Include <string>.
10660 * testsuite/testmain.cc: Include <cstdlib>.
10661 * configure, config.in: Rebuild.
10663 2008-03-25 Ian Lance Taylor <iant@google.com>
10665 * options.cc: Include "../bfd/bfdver.h".
10666 (options::help): Print bug reporting address.
10668 * version.cc (print_version): Adjust output for current value of
10669 BFD_VERSION_STRING.
10673 * options.cc (options::help): Print list of supported targets.
10674 * target-select.h: Include <vector>.
10675 (class Target_selector): Make machine_, size_, and is_big_endian_
10676 fields const. Add bfd_name_ and instantiated_target_ fields.
10677 (Target_selector::Target_selector): Add bfd_name parameter.
10678 (Target_selector::recognize): Make non-virtual, call
10680 (Target_selector::recognize_by_name): Make non-virtual, call
10681 do_recognize_by_name.
10682 (Target_selector::supported_names): New function.
10683 (Target_selector::bfd_name): New function.
10684 (Target_selector::do_instantiate_target): New pure virtual
10686 (Target_selector::do_recognize): New virtual function.
10687 (Target_selector::do_recognize_by_name): New virtual function.
10688 (Target_selector::instantiate_target): New private function.
10689 (supported_target_names): Declare.
10690 * target-select.cc (Target_selector::Target_selector): Update for
10691 new parameter and fields.
10692 (select_target_by_name): Check that the name matches before
10693 calling recognize_by_name.
10694 (supported_target_names): New function.
10695 * i386.cc (class Target_selector_i386): Update Target_selector
10696 constructor call. Remove recognize and recognize_by_name. Add
10697 do_instantiate_target.
10698 * x86_64.cc (class Target_selector_x86_64): Likewise.
10699 * testsuite/testfile.cc (class Target_selector_test): Update for
10700 changes to Target_selector.
10702 * README: Rewrite, with some notes on unsupported features.
10704 2008-03-24 Cary Coutant <ccoutant@google.com>
10706 * i386.cc (Target_i386::Got_type): New enum declaration.
10707 (Target_i386::Scan::local): Updated callers of Output_data_got
10709 (Target_i386::Scan::global): Likewise.
10710 (Target_i386::Relocate::relocate): Likewise.
10711 (Target_i386::Relocate::relocate_tls): Likewise.
10712 * object.h (Got_offset_list): New class.
10713 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10714 (Sized_relobj::local_got_offset): Likewise.
10715 (Sized_relobj::set_local_got_offset): Likewise.
10716 (Sized_relobj::local_has_tls_got_offset): Removed.
10717 (Sized_relobj::local_tls_got_offset): Removed.
10718 (Sized_relobj::set_local_tls_got_offset): Removed.
10719 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10720 * output.cc (Output_data_got::add_global): Added got_type parameter.
10721 (Output_data_got::add_global_with_rel): Likewise.
10722 (Output_data_got::add_global_with_rela): Likewise.
10723 (Output_data_got::add_global_pair_with_rel): New function.
10724 (Output_data_got::add_global_pair_with_rela): New function.
10725 (Output_data_got::add_local): Added got_type parameter.
10726 (Output_data_got::add_local_with_rel): Likewise.
10727 (Output_data_got::add_local_with_rela): Likewise.
10728 (Output_data_got::add_local_pair_with_rel): New function.
10729 (Output_data_got::add_local_pair_with_rela): New function.
10730 (Output_data_got::add_global_tls): Removed.
10731 (Output_data_got::add_global_tls_with_rel): Removed.
10732 (Output_data_got::add_global_tls_with_rela): Removed.
10733 (Output_data_got::add_local_tls): Removed.
10734 (Output_data_got::add_local_tls_with_rel): Removed.
10735 (Output_data_got::add_local_tls_with_rela): Removed.
10736 * output.h (Output_data_got::add_global): Added got_type parameter.
10737 (Output_data_got::add_global_with_rel): Likewise.
10738 (Output_data_got::add_global_with_rela): Likewise.
10739 (Output_data_got::add_global_pair_with_rel): New function.
10740 (Output_data_got::add_global_pair_with_rela): New function.
10741 (Output_data_got::add_local): Added got_type parameter.
10742 (Output_data_got::add_local_with_rel): Likewise.
10743 (Output_data_got::add_local_with_rela): Likewise.
10744 (Output_data_got::add_local_pair_with_rel): New function.
10745 (Output_data_got::add_local_pair_with_rela): New function.
10746 (Output_data_got::add_global_tls): Removed.
10747 (Output_data_got::add_global_tls_with_rel): Removed.
10748 (Output_data_got::add_global_tls_with_rela): Removed.
10749 (Output_data_got::add_local_tls): Removed.
10750 (Output_data_got::add_local_tls_with_rel): Removed.
10751 (Output_data_got::add_local_tls_with_rela): Removed.
10752 * resolve.cc (Symbol::override_base_with_special): Removed
10753 reference to has_got_offset_ field.
10754 * symtab.cc (Symbol::init_fields): Replaced initialization
10755 of got_offset_ with got_offsets_. Removed initialization
10757 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10758 (Symbol::got_offset): Likewise.
10759 (Symbol::set_got_offset): Likewise.
10760 (Symbol::has_tls_got_offset): Removed.
10761 (Symbol::tls_got_offset): Removed.
10762 (Symbol::set_tls_got_offset): Removed.
10763 (Symbol::got_offset_): Removed.
10764 (Symbol::tls_mod_got_offset_): Removed.
10765 (Symbol::tls_pair_got_offset_): Removed.
10766 (Symbol::got_offsets_): New field.
10767 (Symbol::has_got_offset): Removed.
10768 (Symbol::has_tls_mod_got_offset): Removed.
10769 (Symbol::has_tls_pair_got_offset): Removed.
10770 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10771 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10773 (Target_x86_64::Scan::global): Likewise.
10774 (Target_x86_64::Relocate::relocate): Likewise.
10775 (Target_x86_64::Relocate::relocate_tls): Likewise.
10777 2008-03-25 Ben Elliston <bje@au.ibm.com>
10779 * yyscript.y: Fix spelling error in comment.
10781 2008-03-24 Ian Lance Taylor <iant@google.com>
10783 * options.h (class General_options): Define build_id option.
10784 * layout.h (class Layout): Declare write_build_id, create_note,
10785 create_build_id. Add build_id_note_ member.
10786 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10787 "libiberty.h", "md5.h", "sha1.h".
10788 (Layout::Layout): Initialize eh_frame_data_,
10789 eh_frame_hdr_section_, and build_id_note_.
10790 (Layout::finalize): Call create_build_id.
10791 (Layout::create_note): New function, broken out of
10792 Layout::create_gold_note.
10793 (Layout::create_gold_note): Call create_note.
10794 (Layout::create_build_id): New function.
10795 (Layout::write_build_id): New function.
10796 (Close_task_runner::run): Call write_build_id.
10798 * x86_64.cc: Correct license to GPLv3.
10800 2008-03-23 Ian Lance Taylor <iant@google.com>
10802 * options.cc: Include "demangle.h".
10803 (parse_optional_string): New function.
10804 (parse_long_option): Handle takes_optional_argument.
10805 (parse_short_option): Update dash_z initializer. Handle
10806 takes_optional_argument.
10807 (General_options::General_options): Initialize do_demangle_.
10808 (General_options::finalize): Set do_demangle_. Handle demangling
10810 * options.h (parse_optional_string): Declare.
10811 (struct One_option): Add optional_arg field. Update constructor.
10812 Update call constructor calls. Add takes_optional_argument
10814 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10815 (DEFINE_optional_string): Define.
10816 (General_options::demangle): Change from DEFINE_bool to
10817 DEFINE_optional_string.
10818 (General_options::no_demangle): New function.
10819 (General_options::do_demangle): New function.
10820 (General_options::set_do_demangle): New function.
10821 (General_options::execstack_status_): Move definition to end of
10823 (General_options::static_): Likewise.
10824 (General_options::do_demangle_): New field.
10825 * object.cc (big_endian>::get_symbol_location_info): Call
10826 Options::do_demangle, not Options::demangle.
10827 * symtab.cc (demangle): Likewise.
10829 2008-03-22 Ian Lance Taylor <iant@google.com>
10831 * gold.h: Include <cstddef> and <sys/types.h>
10832 * options.h: Include <cstring>.
10834 2008-03-21 Ian Lance Taylor <iant@google.com>
10836 * Added source code to GNU binutils.