1 2011-05-24 Cary Coutant <ccoutant@google.com>
3 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
5 * testsuite/Makefile.in: Regenerate.
6 * testsuite/two_file_test_1_v1.cc: New test source file.
7 * testsuite/two_file_test_1b_v1.cc: New test source file.
8 * testsuite/two_file_test_2_v1.cc: New test source file.
10 2011-05-24 Cary Coutant <ccoutant@google.com>
12 * dynobj.h (Dynobj::do_dynobj): New function.
13 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
14 flag and soname for shared objects.
15 * incremental.cc (Incremental_inputs::report_object): Make
16 either Incremental_object_entry or Incremental_dynobj_entry; add
17 soname to string table.
18 (Incremental_inputs::report_input_section): Add assertion.
19 (Output_section_incremental_inputs::set_final_data_size): Adjust
20 type of input file entry for shared libraries; adjust size of
21 shared library info entry.
22 (Output_section_incremental_inputs::write_input_files): Write
23 as_needed flag for shared libraries.
24 (Output_section_incremental_inputs::write_info_blocks): Adjust type
25 of input file entry for shared libraries; write soname.
26 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
27 soname from incremental info.
28 * incremental.h (enum Incremental_input_flags): Add
29 INCREMENTAL_INPUT_AS_NEEDED.
30 (Incremental_input_entry::Incremental_input_entry): Initialize new
32 (Incremental_input_entry::set_as_needed): New function.
33 (Incremental_input_entry::as_needed): New function.
34 (Incremental_input_entry::do_dynobj_entry): New function.
35 (Incremental_input_entry::as_needed_): New data member.
36 (Incremental_object_entry::Incremental_object_entry): Don't check
38 (Incremental_object_entry::do_type): Likewise.
39 (class Incremental_dynobj_entry): New class.
40 (Incremental_input_entry_reader::as_needed): New function.
41 (Incremental_input_entry_reader::get_soname): New function.
42 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
43 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
44 size of shared library info entry.
45 * layout.cc (Layout::finish_dynamic_section): Don't test for
46 incremental link when adding DT_NEEDED entries.
47 * object.h (Object::Object): Initialize new data member.
48 (Object::dynobj): New function.
49 (Object::set_as_needed): New function.
50 (Object::as_needed): New function.
51 (Object::do_dynobj): New function.
52 (Object::as_needed_): New data member.
54 2011-05-24 Cary Coutant <ccoutant@google.com>
56 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
57 info; adjust display of GOT entries.
58 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
59 vector of input objects; remove file_status_.
60 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
61 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
62 got_plt reader; call target hooks to reserve GOT entries.
63 (Output_section_incremental_inputs::set_final_data_size): Adjust size
64 of input file info header and GOT info entry.
65 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
67 (Got_plt_view_info::got_descriptor): Remove.
68 (Got_plt_view_info::sym_index): New data member.
69 (Got_plt_view_info::input_index): New data member.
70 (Local_got_offset_visitor::visit): Write input file index.
71 (Global_got_offset_visitor::visit): Write 0 for input file index.
72 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
73 with sym_index and input_index.
74 (Output_section_incremental_inputs::write_got_plt): Adjust size of
75 incremental info GOT entry; replace got_descriptor with input_index.
76 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
77 map from input file index to object.
78 (Sized_relobj_incr::do_layout): Replace direct data member reference
79 with accessor function.
80 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
81 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
82 Adjust size of input file info header.
83 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
84 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
85 (Incremental_input_entry_reader::get_input_section): Adjust size of
86 input file info header.
87 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
88 of incremental info GOT entry.
89 (Incremental_got_plt_reader::get_got_desc): Remove.
90 (Incremental_got_plt_reader::get_got_symndx): New function.
91 (Incremental_got_plt_reader::get_got_input_index): New function.
92 (Sized_incremental_binary::Sized_incremental_binary): Remove
93 file_status_; add input_objects_.
94 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
95 (Sized_incremental_binary::set_file_is_unchanged): Remove.
96 (Sized_incremental_binary::file_is_unchanged): Remove.
97 (Sized_incremental_binary::set_input_object): New function.
98 (Sized_incremental_binary::input_object): New function.
99 (Sized_incremental_binary::file_status_): Remove.
100 (Sized_incremental_binary::input_objects_): New data member.
101 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
103 (Sized_relobj_incr::invalid_address): Move to base class.
104 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
106 (Sized_relobj_incr::do_output_section_offset): Likewise.
107 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
108 (Sized_relobj_incr::section_offsets_): Likewise.
109 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
111 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
112 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
113 with accessor function.
114 (Sized_relobj_file::do_layout): Likewise.
115 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
116 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
117 (Sized_relobj_file::compute_final_local_value): Replace refs to
118 section_offsets_ with accessor function.
119 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
120 * object.h (Relobj::Relobj): Initialize new data members.
121 (Relobj::add_dyn_reloc): New function.
122 (Relobj::first_dyn_reloc): New function.
123 (Relobj::dyn_reloc_count): New function.
124 (Relobj::first_dyn_reloc_): New data member.
125 (Relobj::dyn_reloc_count_): New data member.
126 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
128 (Sized_relobj::Address): New typedef.
129 (Sized_relobj::invalid_address): Move here from child class.
130 (Sized_relobj::Sized_relobj): Initialize new data members.
131 (Sized_relobj::sized_relobj): New function.
132 (Sized_relobj::is_output_section_offset_invalid): Move here from
134 (Sized_relobj::get_output_section_offset): Likewise.
135 (Sized_relobj::local_has_got_offset): Likewise.
136 (Sized_relobj::local_got_offset): Likewise.
137 (Sized_relobj::set_local_got_offset): Likewise.
138 (Sized_relobj::do_for_all_local_got_entries): Likewise.
139 (Sized_relobj::clear_got_offsets): New function.
140 (Sized_relobj::section_offsets): Move here from child class.
141 (Sized_relobj::do_output_section_offset): Likewise.
142 (Sized_relobj::do_set_section_offset): Likewise.
143 (Sized_relobj::Local_got_offsets): Likewise.
144 (Sized_relobj::local_got_offsets_): Likewise.
145 (Sized_relobj::section_offsets_): Likewise.
146 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
148 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
150 (Sized_relobj_file::sized_relobj): New function
151 (Sized_relobj_file::local_has_got_offset): Move to base class.
152 (Sized_relobj_file::local_got_offset): Likewise.
153 (Sized_relobj_file::set_local_got_offset): Likewise.
154 (Sized_relobj_file::get_output_section_offset): Likewise.
155 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
156 (Sized_relobj_file::do_output_section_offset): Likewise.
157 (Sized_relobj_file::do_set_section_offset): Likewise.
158 (Sized_relobj_file::Local_got_offsets): Likewise.
159 (Sized_relobj_file::local_got_offsets_): Likewise.
160 (Sized_relobj_file::section_offsets_): Likewise.
161 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
163 (set_needs_dynsym_index): Convert relobj to derived class pointer.
164 (Output_reloc::get_symbol_index): Likewise.
165 (Output_reloc::local_section_offset): Likewise.
166 (Output_reloc::get_address): Likewise.
167 (Output_reloc::symbol_value): Likewise.
168 (Output_data_got::reserve_slot): Move to class definition.
169 (Output_data_got::reserve_local): New function.
170 (Output_data_got::reserve_slot_for_global): Remove.
171 (Output_data_got::reserve_global): New function.
172 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
173 (all constructors, two instantiations).
174 (Output_reloc::get_relobj): New function (two instantiations).
175 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
176 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
177 (Output_data_reloc::add_global): Adjust type of relobj.
178 (Output_data_reloc::add_global_relative): Likewise.
179 (Output_data_reloc::add_symbolless_global_addend): Likewise.
180 (Output_data_reloc::add_local): Likewise.
181 (Output_data_reloc::add_local_relative): Likewise.
182 (Output_data_reloc::add_symbolless_local_addend): Likewise.
183 (Output_data_reloc::add_local_section): Likewise.
184 (Output_data_reloc::add_output_section): Likewise.
185 (Output_data_reloc::add_absolute): Likewise.
186 (Output_data_reloc::add_target_specific): Likewise.
187 (Output_data_got::reserve_slot): Move definition here.
188 (Output_data_got::reserve_local): New function.
189 (Output_data_got::reserve_global): New function.
190 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
191 section_offsets_ with accessor function.
192 (Sized_relobj_file::write_sections): Likewise.
193 (Sized_relobj_file::do_relocate_sections): Likewise.
194 * target.h (Sized_target::reserve_local_got_entry): New function.
195 (Sized_target::reserve_global_got_entry): New function.
196 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
197 (Target_x86_64::reserve_global_got_entry): New function.
198 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
200 2011-05-23 Cary Coutant <ccoutant@google.com>
202 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
203 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
204 bit when checking got_type.
205 * incremental.cc (Sized_incremental_binary::setup_readers):
206 Store symbol table and string table locations; initialize bit vector
207 of file status flags.
208 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
210 (Sized_incremental_binary::do_process_got_plt): New function.
211 (Sized_incremental_binary::get_symtab_view): Use stored locations.
212 (Output_section_incremental_inputs::set_final_data_size): Record
213 file index for each input file.
214 (Output_section_incremental_inputs::write_got_plt): Store file index
215 instead of input entry offset for each GOT entry.
217 (Incremental_input_entry::Incremental_input_entry): Initialize new
219 (Incremental_input_entry::set_offset): Store file index.
220 (Incremental_input_entry::get_file_index): New function.
221 (Incremental_input_entry::file_index_): New data member.
222 (Incremental_binary::process_got_plt): New function.
223 (Incremental_binary::do_process_got_plt): New function.
224 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
226 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
227 (Sized_incremental_binary::set_file_is_unchanged): New function.
228 (Sized_incremental_binary::file_is_unchanged): New function.
229 (Sized_incremental_binary::do_process_got_plt): New function.
230 (Sized_incremental_binary::file_status_): New data member.
231 (Sized_incremental_binary::main_symtab_loc_): New data member.
232 (Sized_incremental_binary::main_strtab_loc_): New data member.
233 * output.cc (Output_data_got::Got_entry::write): Add case
235 (Output_data_got::add_global): Call add_got_entry.
236 (Output_data_got::add_global_plt): Likewise.
237 (Output_data_got::add_global_with_rel): Likewise.
238 (Output_data_got::add_global_with_rela): Likewise.
239 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
240 (Output_data_got::add_global_pair_with_rela): Likewise.
241 (Output_data_got::add_local): Call add_got_entry.
242 (Output_data_got::add_local_plt): Likewise.
243 (Output_data_got::add_local_with_rel): Likewise.
244 (Output_data_got::add_local_with_rela): Likewise.
245 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
246 (Output_data_got::add_local_pair_with_rela): Likewise.
247 (Output_data_got::reserve_slot): New function.
248 (Output_data_got::reserve_slot_for_global): New function.
249 (Output_data_got::add_got_entry): New function.
250 (Output_data_got::add_got_entry_pair): New function.
251 (Output_section::add_output_section_data): Edit FIXME.
253 (Output_section_data_build::Output_section_data_build): New
254 constructor with size parameter.
255 (Output_data_space::Output_data_space): Likewise.
256 (Output_data_got::Output_data_got): Initialize new data member; new
257 constructor with size parameter.
258 (Output_data_got::add_constant): Call add_got_entry.
259 (Output_data_got::reserve_slot): New function.
260 (Output_data_got::reserve_slot_for_global): New function.
261 (class Output_data_got::Got_entry): Add RESERVED_CODE.
262 (Output_data_got::add_got_entry): New function.
263 (Output_data_got::add_got_entry_pair): New function.
264 (Output_data_got::free_list_): New data member.
265 * target.h (Sized_target::init_got_plt_for_update): New function.
266 (Sized_target::register_global_plt_entry): New function.
267 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
268 Initialize new data member; call init; add constructor with PLT count.
269 (Output_data_plt_x86_64::init): New function.
270 (Output_data_plt_x86_64::add_relocation): New function.
271 (Output_data_plt_x86_64::reserve_slot): New function.
272 (Output_data_plt_x86_64::free_list_): New data member.
273 (Target_x86_64::init_got_plt_for_update): New function.
274 (Target_x86_64::register_global_plt_entry): New function.
275 (Output_data_plt_x86_64::add_entry): Allocate from free list for
277 (Output_data_plt_x86_64::add_relocation): New function.
278 * testsuite/object_unittest.cc (Object_test): Set default options.
280 2011-05-16 Ian Lance Taylor <iant@google.com>
282 * options.h (class General_options): Make -i a synonym for -r.
284 2011-05-16 Ian Lance Taylor <iant@google.com>
286 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
288 2011-05-10 Cary Coutant <ccoutant@google.com>
290 * object.cc (Sized_relobj::do_count_local_symbols): Check for
293 2011-05-06 Ian Lance Taylor <iant@google.com>
295 * layout.cc (Layout::layout): If the output section flags change,
298 2011-04-25 Cary Coutant <ccoutant@google.com>
300 * incremental-dump.cc (dump_incremental_inputs): Print local
301 symbol info for each input file.
303 (Output_section_incremental_inputs::set_final_data_size): Add local
304 symbol info to input file entries in incremental info.
305 (Output_section_incremental_inputs::write_info_blocks): Likewise.
306 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
307 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
308 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
310 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
311 (Sized_incr_relobj::do_relocate): Write the local symbols.
312 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
313 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
314 Adjust size of input file header.
315 (Incremental_inputs_reader::get_local_symbol_offset): New function.
316 (Incremental_inputs_reader::get_local_symbol_count): New function.
317 (Incremental_inputs_reader::get_input_section): Adjust size of input
319 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
320 (Sized_incr_relobj::This): New typedef.
321 (Sized_incr_relobj::sym_size): New const data member.
322 (Sized_incr_relobj::Local_symbol): New struct.
323 (Sized_incr_relobj::do_output_local_symbol_count): New function.
324 (Sized_incr_relobj::do_local_symbol_offset): New function.
325 (Sized_incr_relobj::local_symbol_count_): New data member.
326 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
327 (Sized_incr_relobj::local_symbol_index_): New data member.
328 (Sized_incr_relobj::local_symbol_offset_): New data member.
329 (Sized_incr_relobj::local_dynsym_offset_): New data member.
330 (Sized_incr_relobj::local_symbols_): New data member.
331 * object.h (Relobj::output_local_symbol_count): New function.
332 (Relobj::local_symbol_offset): New function.
333 (Relobj::do_output_local_symbol_count): New function.
334 (Relobj::do_local_symbol_offset): New function.
335 (Sized_relobj::do_output_local_symbol_count): New function.
336 (Sized_relobj::do_local_symbol_offset): New function.
338 2011-04-22 Vladimir Simonov <sv@sw.ru>
340 * descriptors.cc (set_close_on_exec): New function.
341 (Descriptors::open): Use set_close_on_exec.
342 * output.cc (S_ISLNK): Define if not defined.
344 2011-04-22 Cary Coutant <ccoutant@google.com>
346 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
348 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
349 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
350 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
352 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
353 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
354 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
356 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
358 (Incremental_binary::apply_incremental_relocs): New function.
359 (Incremental_binary::do_apply_incremental_relocs): New function.
360 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
362 (Sized_incremental_binary::add_global_symbol): New function.
363 (Sized_incremental_binary::global_symbol): New function.
364 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
365 (Sized_incremental_binary::symbol_map_): New data member.
366 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
367 * target.h (Sized_target::apply_relocation): New function.
368 * target-reloc.h (apply_relocation): New function.
369 * x86_64.cc (Target_x86_64::apply_relocation): New function.
371 2011-04-22 Doug Kwan <dougkwan@google.com>
373 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
374 flag of a SHT_ARM_EXIDX section.
375 * testsuite/Makefile.am (arm_exidx_test): New test rules.
376 * testsuite/Makefile.in: Regenerate.
377 * testsuite/arm_exidx_test.s: New file.
378 * testsuite/arm_exidx_test.sh: Same.
380 2011-04-20 Cary Coutant <ccoutant@google.com>
383 * archive.h (Incremental_archive_entry::Archive_member):
384 Initialize arg_serial_ (second constructor).
386 2011-04-17 Ian Lance Taylor <iant@google.com>
388 * object.cc (Relocate_info::location): Simplify location string.
389 * errors.cc (Errors::error_at_location): Don't print program
391 (Errors::warning_at_location): Likewise.
392 (Errors::undefined_symbol): Likewise.
393 * testsuite/debug_msg.sh: Update accordingly.
395 2011-04-14 Cary Coutant <ccoutant@google.com>
397 * gold/layout.cc (Layout::symtab_section_offset): New function.
398 * gold/layout.h (Layout::symtab_section_offset): New function.
399 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
401 2011-04-12 Ian Lance Taylor <iant@google.com>
403 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
405 * output.h (class Output_file): Add map_is_allocated_ field.
406 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
407 not available, provide stubs. If mremap is not available, #define
409 (MREMAP_MAYMOVE): Define if not defined.
410 (Output_file::Output_file): Initialize map_is_allocated_.
411 (Output_file::resize): Check map_is_allocated_.
412 (Output_file::map_anonymous): If mmap fails, use malloc.
413 (Output_file::unmap): Don't do anything for an anonymous map.
414 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
415 is not available, provide stubs.
416 (File_read::View::~View): Use free rather than delete[].
417 (File_read::make_view): Use malloc rather than new[]. If mmap
419 (File_read::find_or_make_view): Use malloc rather than new[].
420 * gold.h: Remove HAVE_REMAP code.
421 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
422 exists. Rename mremap to gold_mremap. If mmap is not available
424 * configure, config.in: Rebuild.
426 2011-04-11 Ian Lance Taylor <iant@google.com>
428 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
429 initialize local variable v.
431 2011-04-11 Cary Coutant <ccoutant@google.com>
433 * archive.cc (Archive::include_member): Adjust call to
435 (Add_archive_symbols::run): Track argument serial numbers.
436 (Lib_group::include_member): Likewise.
437 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
438 * archive.h (Incremental_archive_entry::Archive_member):
439 Initialize arg_serial_.
440 (Archive_member::arg_serial_): New data member.
441 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
442 (Sized_dynobj::do_add_symbols): Track symbols when doing an
444 (Sized_dynobj::do_for_all_local_got_entries): New function.
445 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
447 * fileread.cc (get_mtime): New function.
448 * fileread.h (get_mtime): New function.
449 * gold.cc (queue_initial_tasks): Check for incremental update.
450 (process_incremental_input): New function.
451 (queue_middle_tasks): Don't force valid target for incremental
453 * incremental-dump.cc (find_input_containing_global): Adjust
454 size of symbol info entry.
455 (dump_incremental_inputs): Dump argument serial number and
456 in_system_directory flag; bias shndx by 1; print symbol names
457 when dumping per-file symbol lists; use new symbol info readers.
459 (Output_section_incremental_inputs:update_data_size): New function.
460 (Sized_incremental_binary::setup_readers): Setup input readers
461 for each input file; build maps for files added from libraries
463 (Sized_incremental_binary::check_input_args): New function.
464 (Sized_incremental_binary::do_check_inputs): Build map of argument
465 serial numbers to input arguments.
466 (Sized_incremental_binary::do_file_has_changed): Rename
467 do_file_is_unchanged to this; compare file modification times.
468 (Sized_incremental_binary::do_init_layout): New function.
469 (Sized_incremental_binary::do_reserve_layout): New function.
470 (Sized_incremental_binary::do_get_input_reader): Remove.
471 (Sized_incremental_binary::get_symtab_view): New function.
472 (Incremental_checker::can_incrementally_link_output_file): Remove.
473 (Incremental_inputs::report_command_line): Exclude --debug options.
474 (Incremental_inputs::report_archive_begin): Add parameter; track
475 argument serial numbers; don't put input file entry for archive
476 before archive members.
477 (Incremental_inputs::report_archive_end): Put input file entry
478 for archive after archive members.
479 (Incremental_inputs::report_object): Add parameter; track argument
480 serial numbers and in_system_directory flag.
481 (Incremental_inputs::report_script): Add parameter; track argument
483 (Output_section_incremental_inputs::set_final_data_size): Adjust
484 size of symbol info entry; check for forwarding symbols.
485 (Output_section_incremental_inputs::write_input_files): Write
486 in_system_directory flag and argument serial number.
487 (Output_section_incremental_inputs::write_info_blocks): Map section
488 indices between incremental info and original input file; store
489 input section index for each symbol.
490 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
491 change operator() to visit().
492 (class Global_got_offset_visitor): Likewise.
493 (class Global_symbol_visitor_got_plt):
494 (Output_section_incremental_inputs::write_got_plt): Use new visitor
496 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
497 (Sized_incr_relobj::do_read_symbols): New function.
498 (Sized_incr_relobj::do_layout): New function.
499 (Sized_incr_relobj::do_layout_deferred_sections): New function.
500 (Sized_incr_relobj::do_add_symbols): New function.
501 (Sized_incr_relobj::do_should_include_member): New function.
502 (Sized_incr_relobj::do_for_all_global_symbols): New function.
503 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
504 (Sized_incr_relobj::do_section_size): New function.
505 (Sized_incr_relobj::do_section_name): New function.
506 (Sized_incr_relobj::do_section_contents): New function.
507 (Sized_incr_relobj::do_section_flags): New function.
508 (Sized_incr_relobj::do_section_entsize): New function.
509 (Sized_incr_relobj::do_section_address): New function.
510 (Sized_incr_relobj::do_section_type): New function.
511 (Sized_incr_relobj::do_section_link): New function.
512 (Sized_incr_relobj::do_section_info): New function.
513 (Sized_incr_relobj::do_section_addralign): New function.
514 (Sized_incr_relobj::do_initialize_xindex): New function.
515 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
516 (Sized_incr_relobj::do_read_relocs): New function.
517 (Sized_incr_relobj::do_gc_process_relocs): New function.
518 (Sized_incr_relobj::do_scan_relocs): New function.
519 (Sized_incr_relobj::do_count_local_symbols): New function.
520 (Sized_incr_relobj::do_finalize_local_symbols): New function.
521 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
522 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
523 (Sized_incr_relobj::do_relocate): New function.
524 (Sized_incr_relobj::do_set_section_offset): New function.
525 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
526 (Sized_incr_dynobj::do_read_symbols): New function.
527 (Sized_incr_dynobj::do_layout): New function.
528 (Sized_incr_dynobj::do_add_symbols): New function.
529 (Sized_incr_dynobj::do_should_include_member): New function.
530 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
531 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
532 (Sized_incr_dynobj::do_section_size): New function.
533 (Sized_incr_dynobj::do_section_name): New function.
534 (Sized_incr_dynobj::do_section_contents): New function.
535 (Sized_incr_dynobj::do_section_flags): New function.
536 (Sized_incr_dynobj::do_section_entsize): New function.
537 (Sized_incr_dynobj::do_section_address): New function.
538 (Sized_incr_dynobj::do_section_type): New function.
539 (Sized_incr_dynobj::do_section_link): New function.
540 (Sized_incr_dynobj::do_section_info): New function.
541 (Sized_incr_dynobj::do_section_addralign): New function.
542 (Sized_incr_dynobj::do_initialize_xindex): New function.
543 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
544 (make_sized_incremental_object): New function.
545 (Incremental_library::copy_unused_symbols): New function.
546 (Incremental_library::do_for_all_unused_symbols): New function.
547 * incremental.h (enum Incremental_input_flags): New type.
548 (class Incremental_checker): Remove.
549 (Incremental_input_entry::Incremental_input_entry): Add argument
551 (Incremental_input_entry::arg_serial): New function.
552 (Incremental_input_entry::set_is_in_system_directory): New function.
553 (Incremental_input_entry::is_in_system_directory): New function.
554 (Incremental_input_entry::arg_serial_): New data member.
555 (Incremental_input_entry::is_in_system_directory_): New data member.
556 (class Script_info): Move here from script.h.
557 (Script_info::Script_info): Add filename parameter.
558 (Script_info::filename): New function.
559 (Script_info::filename_): New data member.
560 (Incremental_script_entry::Incremental_script_entry): Add argument
562 (Incremental_object_entry::Incremental_object_entry): Likewise.
563 (Incremental_object_entry::add_input_section): Build list of input
564 sections with map to original shndx.
565 (Incremental_object_entry::get_input_section_index): New function.
566 (Incremental_object_entry::shndx_): New data member.
567 (Incremental_object_entry::name_key_): Rename; adjust all refs.
568 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
569 (Incremental_archive_entry::Incremental_archive_entry): Add argument
571 (Incremental_inputs::report_archive_begin): Likewise.
572 (Incremental_inputs::report_object): Likewise.
573 (Incremental_inputs::report_script): Likewise.
574 (class Incremental_global_symbol_reader): New class.
575 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
576 and store flags and input file type.
577 (Incremental_input_entry_reader::arg_serial): New function.
578 (Incremental_input_entry_reader::type): Extract type from flags.
579 (Incremental_input_entry_reader::is_in_system_directory): New function.
580 (Incremental_input_entry_reader::get_input_section_count): Call
581 accessor function for type.
582 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
583 function for type; adjust size of global symbol entry.
584 (Incremental_input_entry_reader::get_global_symbol_count): Call
585 accessor function for type.
586 (Incremental_input_entry_reader::get_object_count): Likewise.
587 (Incremental_input_entry_reader::get_object_offset): Likewise.
588 (Incremental_input_entry_reader::get_member_count): Likewise.
589 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
590 (Incremental_input_entry_reader::get_member_offset): Likewise.
591 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
592 (Incremental_input_entry_reader::Global_symbol_info): Remove.
593 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
594 (Incremental_input_entry_reader::get_global_symbol_reader): New
596 (Incremental_input_entry_reader::get_output_symbol_index): New
598 (Incremental_input_entry_reader::type_): Remove.
599 (Incremental_input_entry_reader::flags_): New data member.
600 (Incremental_inputs_reader::input_file_offset): New function.
601 (Incremental_inputs_reader::input_file_index): New function.
602 (Incremental_inputs_reader::input_file): Call input_file_offset.
603 (Incremental_inputs_reader::input_file_at_offset): New function.
604 (Incremental_relocs_reader::get_r_type): Reformat.
605 (Incremental_relocs_reader::get_r_shndx): Reformat.
606 (Incremental_relocs_reader::get_r_offset): Reformat.
607 (Incremental_relocs_reader::data): New function.
608 (Incremental_binary::Incremental_binary): Initialize new data members.
609 (Incremental_binary::check_inputs): Add cmdline parameter.
610 (Incremental_binary::file_is_unchanged): Remove.
611 (Input_reader::arg_serial): New function.
612 (Input_reader::get_unused_symbol_count): New function.
613 (Input_reader::get_unused_symbol): New function.
614 (Input_reader::do_arg_serial): New function.
615 (Input_reader::do_get_unused_symbol_count): New function.
616 (Input_reader::do_get_unused_symbol): New function.
617 (Incremental_binary::input_file_count): New function.
618 (Incremental_binary::get_input_reader): Change signature to use
619 index instead of filename.
620 (Incremental_binary::file_has_changed): New function.
621 (Incremental_binary::get_input_argument): New function.
622 (Incremental_binary::get_library): New function.
623 (Incremental_binary::get_script_info): New function.
624 (Incremental_binary::init_layout): New function.
625 (Incremental_binary::reserve_layout): New function.
626 (Incremental_binary::output_file): New function.
627 (Incremental_binary::do_check_inputs): New function.
628 (Incremental_binary::do_file_is_unchanged): Remove.
629 (Incremental_binary::do_file_has_changed): New function.
630 (Incremental_binary::do_init_layout): New function.
631 (Incremental_binary::do_reserve_layout): New function.
632 (Incremental_binary::do_input_file_count): New function.
633 (Incremental_binary::do_get_input_reader): Change signature.
634 (Incremental_binary::input_args_map_): New data member.
635 (Incremental_binary::library_map_): New data member.
636 (Incremental_binary::script_map_): New data member.
637 (Sized_incremental_binary::Sized_incremental_binary): Initialize
639 (Sized_incremental_binary::output_section): New function.
640 (Sized_incremental_binary::inputs_reader): Add const.
641 (Sized_incremental_binary::symtab_reader): Add const.
642 (Sized_incremental_binary::relocs_reader): Add const.
643 (Sized_incremental_binary::got_plt_reader): Add const.
644 (Sized_incremental_binary::get_symtab_view): New function.
645 (Sized_incremental_binary::Inputs_reader): New typedef.
646 (Sized_incremental_binary::Input_entry_reader): New typedef.
647 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
648 (Sized_incremental_binary::do_file_is_unchanged): Remove.
649 (Sized_incremental_binary::do_file_has_changed): New function.
650 (Sized_incremental_binary::do_init_layout): New function.
651 (Sized_incremental_binary::do_reserve_layout): New function.
652 (Sized_input_reader::Inputs_reader): Remove.
653 (Sized_input_reader::Input_entry_reader): Remove.
654 (Sized_input_reader::do_arg_serial): New function.
655 (Sized_input_reader::do_get_unused_symbol_count): New function.
656 (Sized_input_reader::do_get_unused_symbol): New function.
657 (Sized_incremental_binary::do_input_file_count): New function.
658 (Sized_incremental_binary::do_get_input_reader): Change signature;
659 use index instead of filename.
660 (Sized_incremental_binary::section_map_): New data member.
661 (Sized_incremental_binary::input_entry_readers_): New data member.
662 (class Sized_incr_relobj): New class.
663 (class Sized_incr_dynobj): New class.
664 (make_sized_incremental_object): New function.
665 (class Incremental_library): New class.
666 * layout.cc (Free_list::num_lists): New static data member.
667 (Free_list::num_nodes): New static data member.
668 (Free_list::num_removes): New static data member.
669 (Free_list::num_remove_visits): New static data member.
670 (Free_list::num_allocates): New static data member.
671 (Free_list::num_allocate_visits): New static data member.
672 (Free_list::init): New function.
673 (Free_list::remove): New function.
674 (Free_list::allocate): New function.
675 (Free_list::dump): New function.
676 (Free_list::print_stats): New function.
677 (Layout_task_runner::run): Resize output file for incremental updates.
678 (Layout::Layout): Initialize new data members.
679 (Layout::set_incremental_base): New function.
680 (Layout::init_fixed_output_section): New function.
681 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
683 (Layout::create_gold_note): Do not create gold note section for
685 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
686 for incremental updates.
687 (Layout::set_section_offsets): For incremental updates, allocate space
689 (Layout::create_symtab_sections): Layout with offsets relative to
690 start of section; for incremental updates, allocate space from free
692 (Layout::create_shdrs): For incremental updates, allocate space from
694 (Layout::finish_dynamic_section): For incremental updates, do not
695 check --as-needed (fixed in subsequent patch).
696 * layout.h (class Free_list): New class.
697 (Layout::set_incremental_base): New function.
698 (Layout::incremental_base): New function.
699 (Layout::init_fixed_output_section): New function.
700 (Layout::allocate): New function.
701 (Layout::incremental_base_): New data member.
702 (Layout::free_list_): New data member.
703 * main.cc (main): Print Free_list statistics.
704 * object.cc (Relobj::finalize_incremental_relocs): Add
705 clear_counts parameter; clear counts only when clear_counts is set.
706 (Sized_relobj::Sized_relobj): Initialize new base class.
707 (Sized_relobj::do_layout): Don't report special sections.
708 (Sized_relobj::do_for_all_local_got_entries): New function.
709 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
710 symtab_off to all symbol table offsets.
711 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
712 * object.h (class Got_offset_list): Move to top of file.
713 (Object::Object): Allow case where input_file == NULL.
714 (Object::~Object): Likewise.
715 (Object::input_file): Assert that input_file != NULL.
716 (Object::lock): Allow case where input_file == NULL.
717 (Object::unlock): Likewise.
718 (Object::is_locked): Likewise.
719 (Object::token): Likewise.
720 (Object::release): Likewise.
721 (Object::is_incremental): New function.
722 (Object::get_mtime): New function.
723 (Object::for_all_local_got_entries): New function.
724 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
725 (Object::set_is_in_system_directory): New function.
726 (Object::is_in_system_directory): New function.
727 (Object::do_is_incremental): New function.
728 (Object::do_get_mtime): New function.
729 (Object::do_for_all_local_got_entries): New function.
730 (Object::is_in_system_directory_): New data member.
731 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
732 (class Sized_relobj_base): New class.
733 (class Sized_relobj): Derive from Sized_relobj_base.
734 (class Sized_relobj::Symbols): Redeclare from base class.
735 (class Sized_relobj::local_got_offset_list): Remove.
736 (class Sized_relobj::Output_sections): Redeclare from base class.
737 (class Sized_relobj::do_for_all_local_got_entries): New function.
738 (class Sized_relobj::write_local_symbols): Add offset parameter.
739 (class Sized_relobj::local_symbol_offset_): Update comment.
740 (class Sized_relobj::local_dynsym_offset_): Update comment.
741 * options.cc (Input_arguments::add_file): Remove const.
742 * options.h (Input_file_argument::Input_file_argument):
743 Initialize arg_serial_ (all constructors).
744 (Input_file_argument::set_arg_serial): New function.
745 (Input_file_argument::arg_serial): New function.
746 (Input_file_argument::arg_serial_): New data member.
747 (Input_arguments::Input_arguments): Initialize file_count_.
748 (Input_arguments::add_file): Remove const.
749 (Input_arguments::number_of_input_files): New function.
750 (Input_arguments::file_count_): New data member.
751 (Command_line::number_of_input_files): Call
752 Input_arguments::number_of_input_files.
753 * output.cc (Output_segment_headers::Output_segment_headers):
755 (Output_section::Input_section::current_data_size): New function.
756 (Output_section::Output_section): Initialize new data members.
757 (Output_section::add_input_section): Don't do merge sections for
758 an incremental link; allocate space from free list for an
760 (Output_section::add_output_section_data): Allocate space from
761 free list for an incremental update.
762 (Output_section::update_data_size): New function.
763 (Output_section::set_fixed_layout): New function.
764 (Output_section::reserve): New function.
765 (Output_segment::set_section_addresses): Remove const.
766 (Output_segment::set_section_list_addresses): Remove const; allocate
767 space from free list for an incremental update.
768 (Output_segment::set_offset): Adjust size of RELRO segment for an
770 * output.h (Output_data::current_data_size): Move here from
772 (Output_data::pre_finalize_data_size): New function.
773 (Output_data::update_data_size): New function.
774 (Output_section_headers::update_data_size): new function.
775 (Output_section_data_build::current_data_size): Move to Output_data.
776 (Output_data_strtab::update_data_size): New function.
777 (Output_section::current_data_size): Move to Output_data.
778 (Output_section::set_fixed_layout): New function.
779 (Output_section::has_fixed_layout): New function.
780 (Output_section::reserve): New function.
781 (Output_section::update_data_size): New function.
782 (Output_section::has_fixed_layout_): New data member.
783 (Output_section::free_list_): New data member.
784 (Output_segment::set_section_addresses): Remove const.
785 (Output_segment::set_section_list_addresses): Remove const.
786 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
788 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
790 * readsyms.cc (Read_symbols::do_read_symbols): Add library
791 parameter when calling Add_symbols constructor; store argument
792 serial number for members of a lib group.
793 (Add_symbols::locks): Allow case where token == NULL.
794 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
795 (Read_member::~Read_member): New function.
796 (Read_member::is_runnable): New function.
797 (Read_member::locks): New function.
798 (Read_member::run): New function.
799 (Check_script::~Check_script): New function.
800 (Check_script::is_runnable): New function.
801 (Check_script::locks): New function.
802 (Check_script::run): New function.
803 (Check_library::~Check_library): New function.
804 (Check_library::is_runnable): New function.
805 (Check_library::locks): New function.
806 (Check_library::run): New function.
807 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
808 (Add_symbols::library_): New data member.
809 (class Read_member): New class.
810 (class Check_script): New class.
811 (class Check_library): New class.
812 * reloc.cc (Read_relocs::is_runnable): Allow case where
814 (Read_relocs::locks): Likewise.
815 (Scan_relocs::locks): Likewise.
816 (Relocate_task::locks): Likewise.
817 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
819 (Sized_relobj::incremental_relocs_scan): Fix comment.
820 (Sized_relobj::do_relocate): Pass output file offset to
822 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
823 from class declaration.
824 * script.cc (read_input_script): Allocate Script_info; pass
825 argument serial number to report_script.
826 * script.h (class Script_info): Move to incremental.h.
827 * symtab.cc (Symbol_table::add_from_incrobj): New function.
828 * symtab.h (Symbol_table::add_from_incrobj): New function.
829 (Symbol_table::set_file_offset): New function.
831 2011-04-05 Cary Coutant <ccoutant@google.com>
833 * incremental-dump.cc (dump_incremental_inputs): Change signature
834 to take a Sized_incremental_binary; change caller. Use readers
835 in Sized_incremental_binary.
837 (Sized_incremental_binary::find_incremental_inputs_sections):
838 Rename do_find_incremental_inputs_sections to this.
839 (Sized_incremental_binary::setup_readers): New function.
840 (Sized_incremental_binary::do_check_inputs): Check
841 has_incremental_info_ flag; move setup code to setup_readers;
843 (Sized_incremental_binary::do_file_is_unchanged): New function.
844 (Sized_incremental_binary::do_get_input_reader): New function.
845 * incremental.h (class Incremental_binary): Move to end of file.
846 (Incremental_binary::file_is_unchanged): New function.
847 (Incremental_binary::do_file_is_unchanged): New function.
848 (Incremental_binary::Input_reader): New class.
849 (Incremental_binary::get_input_reader): New function.
850 (class Sized_incremental_binary): Move to end of file.
851 (Sized_incremental_binary::Sized_incremental_binary): Setup the
852 input section reader classes.
853 (Sized_incremental_binary::has_incremental_info): New function.
854 (Sized_incremental_binary::inputs_reader): New function.
855 (Sized_incremental_binary::symtab_reader): New function.
856 (Sized_incremental_binary::relocs_reader): New function.
857 (Sized_incremental_binary::got_plt_reader): New function.
858 (Sized_incremental_binary::do_file_is_unchanged): New function.
859 (Sized_incremental_binary::Sized_input_reader): New class.
860 (Sized_incremental_binary::get_input_reader): New function.
861 (Sized_incremental_binary::find_incremental_inputs_sections):
862 Rename do_find_incremental_inputs_sections to this.
863 (Sized_incremental_binary::setup_readers): New function.
864 (Sized_incremental_binary::has_incremental_info_): New data member.
865 (Sized_incremental_binary::inputs_reader_): New data member.
866 (Sized_incremental_binary::symtab_reader_): New data member.
867 (Sized_incremental_binary::relocs_reader_): New data member.
868 (Sized_incremental_binary::got_plt_reader_): New data member.
869 (Sized_incremental_binary::current_input_file_): New data member.
871 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
874 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
877 2011-03-30 Cary Coutant <ccoutant@google.com>
879 * archive.cc (Archive::include_member): Adjust call to report_object.
880 (Add_archive_symbols::run): Add script_info to call to
881 report_archive_begin.
882 (Lib_group::include_member): Adjust call to report_object.
883 (Add_lib_group_symbols::run): Adjust call to report_object.
884 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
885 blocks. Add object count for script input files.
886 * incremental.cc (Incremental_inputs::report_archive_begin): Add
887 script_info parameter; change all callers.
888 (Incremental_inputs::report_object): Add script_info parameter;
890 (Incremental_inputs::report_script): Store backpointer to
891 incremental info entry.
892 (Output_section_incremental_inputs::set_final_data_size): Record
893 additional information for scripts.
894 (Output_section_incremental_inputs::write_info_blocks): Likewise.
895 * incremental.h (Incremental_script_entry::add_object): New function.
896 (Incremental_script_entry::get_object_count): New function.
897 (Incremental_script_entry::get_object): New function.
898 (Incremental_script_entry::objects_): New data member; adjust
900 (Incremental_inputs::report_archive_begin): Add script_info parameter.
901 (Incremental_inputs::report_object): Add script_info parameter.
902 (Incremental_inputs_reader::get_object_count): New function.
903 (Incremental_inputs_reader::get_object_offset): New function.
904 * options.cc (Input_arguments::add_file): Return reference to
906 * options.h (Input_argument::set_script_info): New function.
907 (Input_argument::script_info): New function.
908 (Input_argument::script_info_): New data member; adjust all
910 (Input_file_group::add_file): Return reference to new input argument.
911 (Input_file_lib::add_file): Likewise.
912 (Input_arguments::add_file): Likewise.
913 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
914 * script.cc (Parser_closure::Parser_closure): Add script_info
915 parameter; adjust all callers.
916 (Parser_closure::script_info): New function.
917 (Parser_closure::script_info_): New data member.
918 (read_input_script): Report scripts earlier to incremental info.
919 (script_add_file): Set script_info in Input_argument.
920 (script_add_library): Likewise.
921 * script.h (Script_options::Script_info): Rewrite class.
923 2011-03-29 Cary Coutant <ccoutant@google.com>
925 * archive.cc (Library_base::should_include_member): Move
926 method here from class Archive.
927 (Archive::Archive): Initialize base class.
928 (Archive::should_include_member): Move to base class.
929 (Archive::do_for_all_unused_symbols): New function.
930 (Add_archive_symbols::run): Remove redundant access to
932 (Lib_group::Lib_group): Initialize base class.
933 (Lib_group::do_filename): New function.
934 (Lib_group::include_member): Pass pointer to Lib_group to
936 (Lib_group::do_for_all_unused_symbols): New function.
937 (Add_lib_group_symbols::run): Report archive information for
939 * archive.h (class Library_base): New base class.
940 (class Archive): Derive from Library_base.
941 (Archive::filename): Move to base class.
942 (Archive::set_incremental_info): Likewise.
943 (Archive::incremental_info): Likewise.
944 (Archive::Should_include): Likewise.
945 (Archive::should_include_member): Likewise.
946 (Archive::Armap_entry): Remove.
947 (Archive::Unused_symbol_iterator): Remove.
948 (Archive::unused_symbols_begin): Remove.
949 (Archive::unused_symbols_end): Remove.
950 (Archive::do_filename): New function.
951 (Archive::do_get_mtime): New function.
952 (Archive::do_for_all_unused_symbols): New function.
953 (Archive::task_): Move to base class.
954 (Archive::incremental_info_): Likewise.
955 (class Lib_group): Derive from Library_base.
956 (Lib_group::do_filename): New function.
957 (Lib_group::do_get_mtime): New function.
958 (Lib_group::do_for_all_unused_symbols): New function.
959 (Lib_group::task_): Move to base class.
960 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
962 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
964 * incremental.cc (Incremental_inputs::report_archive_begin):
965 Use Library_base; call library's get_mtime; add incremental inputs
966 entry before members.
967 (class Unused_symbol_visitor): New class.
968 (Incremental_inputs::report_archive_end): Use Library_base; use
969 visitor class to record unused symbols; don't add incremental inputs
971 (Incremental_inputs::report_object): Use Library_base.
973 (Incremental_archive_entry::Incremental_archive_entry): Remove
974 unused Archive parameter.
975 (Incremental_inputs::report_archive_begin): Use Library_base.
976 (Incremental_inputs::report_archive_end): Likewise.
977 (Incremental_inputs::report_object): Likewise.
978 * object.cc (Sized_relobj::do_for_all_global_symbols): New
980 * object.h (Object::for_all_global_symbols): New function.
981 (Object::do_for_all_global_symbols): New function.
982 (Sized_relobj::do_for_all_global_symbols): New function.
983 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
985 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
988 2011-03-27 Ian Lance Taylor <iant@google.com>
990 * archive.cc (Archive::interpret_header): Return -1 if something
991 goes wrong. Change callers accordingly.
993 2011-03-25 Cary Coutant <ccoutant@google.com>
995 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
996 * testsuite/Makefile.in: Regenerate.
998 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1000 * plugin.cc (get_view): New.
1001 (Plugin::load): Pass get_view to the plugin.
1002 (Plugin_manager::get_view): New.
1004 2011-03-21 Ian Lance Taylor <iant@google.com>
1006 * testsuite/final_layout.sh: Rewrite to not use dc.
1007 * testsuite/relro_test.sh: Fail if dc is not present.
1009 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1011 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1013 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1014 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1016 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1017 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1019 2011-03-14 Ian Lance Taylor <iant@google.com>
1021 * script-sections.cc (Sort_output_sections::script_compare):
1022 Rename from is_before, change return type.
1023 (Sort_output_sections::operator()): Adjust accordingly.
1025 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1028 * testsuite/odr_violation2.cc: Add comment to make all error line
1029 numbers double digits.
1030 * testsuite/debug_msg.sh: Adjust expected errors.
1032 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1034 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1035 but mark earlier ones as non-canonical
1036 (offset_to_iterator): Update search target and example
1037 (do_addr2line): Return extra lines in a vector*
1038 (format_file_lineno): Extract from do_addr2line
1039 (one_addr2line): Add vector* out-param
1040 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1041 when a lineno entry appeared last for its instruction
1042 (Dwarf_line_info): Add vector* out-param
1043 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1044 * symtab.cc (Odr_violation_compare): Include the lineno in the
1046 (linenos_from_loc): New. Combine the canonical line for an
1047 address with its other lines.
1048 (True_if_intersect): New. Helper functor to make
1049 std::set_intersection a query.
1050 (detect_odr_violations): Compare sets of lines instead of just
1051 one line for each function. This became less deterministic, but
1052 has fewer false positives.
1053 * symtab.h: Declarations.
1054 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1055 mix an optimized and non-optimized object in the same binary
1056 (odr_violation2.so): Same.
1057 * testsuite/Makefile.in: Regenerate from Makefile.am.
1058 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1059 * testsuite/debug_msg.sh: Update line numbers and add
1061 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1062 non-optimized context.
1063 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1064 isn't inlined, and use OdrDerived in an optimized context.
1065 * testsuite/odr_header1.h: Defines OdrDerived, where
1066 optimization will change the
1067 first-instruction-in-the-destructor's file and line number.
1068 * testsuite/odr_header2.h: Defines OdrBase.
1070 2011-03-09 Ian Lance Taylor <iant@google.com>
1072 * fileread.cc (File_read::clear_views): Don't delete the whole
1075 2011-03-08 Ian Lance Taylor <iant@google.com>
1078 * fileread.cc: #include <climits>.
1079 (GOLD_IOV_MAX): Define.
1080 (File_read::read_multiple): Limit number of entries by iov_max.
1081 * fileread.h (class File_read): Always set max_readv_entries to
1084 2011-03-07 Ian Lance Taylor <iant@google.com>
1087 * options.h (class General_options): Add -dy and -dn.
1089 2011-03-02 Cary Coutant <ccoutant@google.com>
1091 * testsuite/script_test_9.t: Add TLS segment.
1093 2011-03-02 Simon Baldwin <simonb@google.com>
1095 * configure.ac: Add check for gnu_indirect_function support in
1096 the toolchain building binutils.
1097 * configure: Rebuild.
1099 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1101 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1102 plugin only symbols.
1103 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1104 in plugin files as not needed in the symbol table.
1106 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1108 * output.cc (Output_section::add_input_section): Delay fill
1109 generation for section ordering.
1111 2011-02-09 Ian Lance Taylor <iant@google.com>
1114 * object.h (class Sized_relobj): Remove clear_local_symbols.
1115 * reloc.cc (Sized_relobj::do_relocate): Don't call
1116 clear_local_symbols.
1118 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1120 * plugin.cc (is_visible_from_outside): Return true for symbols
1123 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1125 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1128 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1130 * icf.h (is_section_foldable_candidate): Change type of parameter
1132 * icf.cc (Icf::find_identical_sections): Change type of local variable
1133 section_name to be std::string.
1134 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1136 2011-01-25 Ian Lance Taylor <iant@google.com>
1138 * script.cc (script_add_extern): Rewrite to use
1139 add_symbol_reference.
1141 2011-01-25 Doug Kwan <dougkwan@google.com>
1143 * icf.cc (get_section_contents): Always lock section's object.
1145 2011-01-24 Ian Lance Taylor <iant@google.com>
1147 * options.h (class General_options): Accept
1148 --no-detect-odr-violations.
1150 2011-01-24 Ian Lance Taylor <iant@google.com>
1152 * version.cc (version_string): Bump to 1.11.
1154 2011-01-24 Ian Lance Taylor <iant@google.com>
1156 * plugin.cc (class Plugin_rescan): Define new class.
1157 (Plugin_manager::claim_file): Set any_claimed_.
1158 (Plugin_manager::save_archive): New function.
1159 (Plugin_manager::save_input_group): New function.
1160 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1162 (Plugin_manager::new_undefined_symbol): New function.
1163 (Plugin_manager::rescan): New function.
1164 (Plugin_manager::rescannable_defines): New function.
1165 (Plugin_manager::add_input_file): Set any_added_.
1166 * plugin.h (class Plugin_manager): define new fields rescannable_,
1167 undefined_symbols_, any_claimed_, and any_added_. Declare
1168 Plugin_rescan as friend. Declare new functions.
1169 (Plugin_manager::Rescannable): Define type.
1170 (Plugin_manager::Rescannable_list): Define type.
1171 (Plugin_manager::Undefined_symbol_list): Define type.
1172 (Plugin_manager::Plugin_manager): Initialize new fields.
1173 * archive.cc (Archive::defines_symbol): New function.
1174 (Add_archive_symbols::run): Pass archive to plugins if any.
1175 * archive.h (class Archive): Declare defines_symbol.
1176 * readsyms.cc (Input_group::~Input_group): New function.
1177 (Finish_group::run): Pass input_group to plugins if any.
1178 * readsyms.h (class Input_group): Declare destructor.
1179 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1182 2011-01-10 Ian Lance Taylor <iant@google.com>
1184 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1186 (Layout::set_segment_offsets): Reset increase_relro before calling
1187 set_section_addresses a second time.
1189 2011-01-04 Cary Coutant <ccoutant@google.com>
1191 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1192 sections before NOBITS sections.
1194 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1196 * version.cc (print_version): Update copyright to 2011.
1198 2010-12-23 Cary Coutant <ccoutant@google.com>
1200 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1201 of OS to this->add. Add OD parameter to second form of the function.
1203 2010-12-20 Ian Lance Taylor <iant@google.com>
1205 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1206 second of two consecutive entries with same offset.
1208 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1210 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1211 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1212 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1213 to avoid unneeded links against $(LDADD).
1214 * testsuite/Makefile.in: Regenerate.
1216 2010-12-15 Ian Lance Taylor <iant@google.com>
1219 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1220 for R_X86_64_32 and R_X86_64_PC32.
1221 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1222 ver_matching_def_pic.o.
1223 (ver_matching_def_pic.o): New target.
1225 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1227 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1228 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1229 Move definition before File_read::View member definitions.
1230 (File_read::View::~View): Initialize and hold lock before
1231 updating current_mapped_bytes.
1233 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1235 * dwarf_reader.cc: Remove outdated comment.
1236 * gold-threads.cc: Fix typo in error message.
1237 * archive.cc: Fix typos in comments.
1238 * archive.h: Likewise.
1239 * arm-reloc-property.cc: Likewise.
1240 * arm-reloc-property.h: Likewise.
1241 * arm-reloc.def: Likewise.
1243 * attributes.h: Likewise.
1244 * cref.cc: Likewise.
1245 * ehframe.cc: Likewise.
1246 * fileread.h: Likewise.
1248 * i386.cc: Likewise.
1250 * incremental.h: Likewise.
1251 * int_encoding.cc: Likewise.
1252 * layout.h: Likewise.
1253 * main.cc: Likewise.
1254 * merge.h: Likewise.
1255 * object.cc: Likewise.
1256 * object.h: Likewise.
1257 * options.cc: Likewise.
1258 * readsyms.cc: Likewise.
1259 * reduced_debug_output.cc: Likewise.
1260 * reloc.cc: Likewise.
1261 * script-sections.cc: Likewise.
1262 * sparc.cc: Likewise.
1263 * symtab.h: Likewise.
1264 * target-reloc.h: Likewise.
1265 * target.cc: Likewise.
1266 * target.h: Likewise.
1267 * timer.cc: Likewise.
1268 * timer.h: Likewise.
1269 * x86_64.cc: Likewise.
1271 2010-12-09 Cary Coutant <ccoutant@google.com>
1273 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1275 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1276 parameter; change all callers.
1277 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1278 * options.h (warn_execstack): New option.
1280 2010-12-07 Doug Kwan <dougkwan@google.com>
1282 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1283 like function call relocations.
1285 2010-12-07 Ian Lance Taylor <iant@google.com>
1287 * archive.cc (Archive::get_elf_object_for_member): Permit
1288 punconfigured to be NULL.
1289 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1290 (Archive::include_member): Pass NULL to get_elf_object_for_member
1291 if we searched for the archive and this is the first included
1294 2010-12-01 Ian Lance Taylor <iant@google.com>
1296 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1297 track_relocs_type_ field.
1298 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1299 Set track_relocs_type_.
1300 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1301 contents when using RELA relocs.
1302 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1304 * reloc.cc (Track_relocs::next_addend): New function.
1305 * reloc.h (class Track_relocs): Declare next_addend.
1307 2010-12-01 Ian Lance Taylor <iant@google.com>
1309 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1312 2010-12-01 Ian Lance Taylor <iant@google.com>
1314 * README: Update compilers known to work and fail.
1316 2010-11-23 Matthias Klose <doko@ubuntu.com>
1318 * configure.in: For --enable-gold, handle value `default' instead of
1319 `both*'. Always install ld as ld.bfd, install as ld if gold is
1321 * configure: Regenerate.
1323 2010-11-18 Doug Kwan <dougkwan@google.com>
1325 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1326 and right_alignment to be zero. Store result alignment only if it is
1327 greater than existing alignment.
1329 2010-11-16 Cary Coutant <ccoutant@google.com>
1332 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1333 Check for ".zdebug_line".
1335 2010-11-16 Doug Kwan <dougkwan@google.com>
1336 Cary Coutant <ccoutant@google.com>
1338 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1339 by reference; adjust all callers.
1340 * output.cc (Output_segment::set_section_addresses): Adjust references
1341 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1343 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1344 end at page boundary.
1346 2010-11-16 Cary Coutant <ccoutant@google.com>
1349 * layout.cc (Layout::choose_output_section): Transform names of
1350 compressed sections even when using a script with a SECTIONS clause.
1351 (Layout::output_section_name): Remove code to transform
1352 compressed debug section names.
1353 * output.cc (Output_section::add_input_section): Use uncompressed
1354 section size when tracking input sections.
1356 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1358 * symtab.h (Symbol::NON_PIC_REF): Remove.
1359 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1360 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1361 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1362 (Symbol::use_plt_offset): Take a flags argument and pass it
1363 directly to needs_dynamic_reloc. Restrict check for undefined
1364 weak symbols to function calls.
1365 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1366 (Target_arm::Scan::global): Use it.
1367 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
1368 (Target_arm::Relocate::relocate): Likewise.
1369 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
1370 parameter with an r_type parameter. Use get_reference_flags
1372 (Target_arm::Relocate::relocate): Update accordingly.
1373 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
1374 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
1375 (Target_i386::Scan::global): Likewise.
1376 (Target_i386::Relocate::relocate): Likewise.
1377 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
1378 parameter with an r_type parameter. Use get_reference_flags
1380 (Target_i386::Relocate::relocate): Update accordingly.
1381 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
1382 (Target_powerpc::Scan::global): Use it.
1383 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
1384 (Target_powerpc::Relocate::relocate): Likewise.
1385 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
1386 (Target_sparc::Scan::global): Use it.
1387 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
1388 (Target_sparc::Relocate::relocate): Likewise.
1389 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
1390 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
1391 (Target_x86_64::Scan::global): Likewise.
1392 (Target_x86_64::Relocate::relocate): Likewise.
1394 2010-11-08 Doug Kwan <dougkwan@google.com>
1395 Cary Coutant <ccoutant@google.com>
1397 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
1398 (Arm_exidx_merge_section::section_contents_): New data member.
1399 (Arm_input_section::Arm_input_section): Initialize original_contents_.
1400 (Arm_input_section::~Arm_input_section): De-allocate memory.
1401 (Arm_input_section::original_contents_): New data member.
1402 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
1403 in parameters instead of calling Object::section_contents without
1405 (Arm_output_section::group_section): New parameter TASK. Pass it
1406 to callees that need locking objects.
1407 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
1408 to lock EXIDX input sections. Fix a formatting issue. Call
1409 Arm_exidx_merged_section::build_contents to create merged section
1411 (Arm_output_section::create_stub_group): New parameter TASK. Use it
1412 to lock object of stub table owner.
1413 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
1414 TEXT_SIZE to initialize data member TEXT_SIZE_.
1415 (Arm_exidx_input_section::addralign): Fix typo in comment.
1416 (Arm_exidx_input_section::text_size): New method.
1417 (Target_arm::do_relax): New parameter TASK. Pass it to callees
1418 that require locking objects. Lock objects before scanning for stubs
1419 and updating local symbols.
1420 (Arm_input_section<big_endian>::init): Copy contents of original
1422 (Arm_input_section<big_endian>::do_write): Use saved contents of
1423 original input section instead of calling Object::section_contents
1425 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1426 size without calling Object::section_size().
1427 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1428 for size. Allocate a buffer for merged EXIDX entries.
1429 (Arm_exidx_merged_section::build_contents): New method.
1430 (Arm_exidx_merged_section::do_write): Move merge section contents
1431 building code to Arm_exidx_merged_section::build_contetns. Write
1432 out contetns in buffer instead of building it on the fly.
1433 (Arm_relobj::make_exidx_input_section): Also pass text section size
1434 to Arm_exidx_input_section constructor.
1435 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1436 (Arm_dynobj::do_read_symbols): Fix memory leak.
1437 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1438 * target.h: (class Task): Add forward declaration.
1439 (Target::relax): Add new parameter TASK and pass it to
1441 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1443 2010-11-05 Cary Coutant <ccoutant@google.com>
1446 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1447 object when reading from the file.
1448 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1450 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1451 when reading section contents.
1452 (get_section_contents): Likewise.
1453 (icf::find_identical_sections): Likewise.
1454 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1455 object when reading from the file.
1456 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1457 the object when doing deferred section layout.
1459 2010-11-03 Nick Clifton <nickc@redhat.com>
1462 * script.h (class Symbol_assignment: name): New member. Returns
1463 the name of the symbol.
1464 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1465 Returns true if the given symbol name is on the list of
1466 assignments wating to be processed.
1467 * archive.cc (should_incldue_member): If the symbol is undefined,
1468 check to see if it is on the list of symbols pending assignment.
1470 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1472 * script-sections.cc (Script_sections::find_memory_region): Check
1473 for a NULL output section pointer.
1475 2010-10-29 Doug Kwan <dougkwan@google.com>
1477 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1478 Output_section::add_relaxed_input_section.
1479 * output.cc (Output_section::add_relaxed_input_section): Add new
1480 arguments LAYOUT and NAME. Set section order index.
1481 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1482 Copy section order index.
1483 * output.h (Output_section::add_relaxed_input_section): Add new
1484 arguments LAYOUT and NAME.
1486 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1488 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1489 NATIVE_OR_CROSS_LINKER.
1490 * testsuite/Makefile.in: Regenerate.
1492 2010-10-20 Doug Kwan <dougkwan@google.com>
1494 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1495 without SHF_LINK_ORDER flags.
1496 * layout.cc (Layout::choose_output_section): Do not filter
1497 SHF_LINK_ORDER flag in a relocatable link.
1499 2010-10-17 Cary Coutant <ccoutant@google.com>
1501 * output.h (Output_segment::set_section_addresses): Change function
1502 signature. Update all callers.
1503 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1505 (Output_segment::set_section_addresses): Align after last TLS
1506 section. Add padding before last relro section instead of after.
1508 2010-10-17 Doug Kwan <dougkwan@google.com>
1510 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1511 GOT output section to be writable.
1513 2010-10-14 Cary Coutant <ccoutant@google.com>
1515 * debug.h (DEBUG_INCREMENTAL): New flag.
1516 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1517 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1519 * incremental.cc (report_command_line): Ignore all forms of
1521 * layout.cc (Layout::Layout): Check parameters for incremental link
1523 * options.cc (General_options::parse_incremental): New function.
1524 (General_options::parse_no_incremental): New function.
1525 (General_options::parse_incremental_full): New function.
1526 (General_options::parse_incremental_update): New function.
1527 (General_options::incremental_mode_): New data member.
1528 (General_options::finalize): Check incremental_mode_.
1529 * options.h (General_options): Update help text for --incremental.
1530 Add --no-incremental, --incremental-full, --incremental-update.
1531 (General_options::Incremental_mode): New enum type.
1532 (General_options::incremental_mode): New function.
1533 (General_options::incremental_mode_): New data member.
1534 * parameters.cc (Parameters::incremental_mode_): New data member.
1535 (Parameters::set_options): Set incremental_mode_.
1536 (Parameters::set_incremental_full): New function.
1537 (Parameters::incremental): New function.
1538 (Parameters::incremental_update): New function.
1539 (set_parameters_incremental_full): New function.
1540 * parameters.h (Parameters::set_incremental_full): New function.
1541 (Parameters::incremental): New function.
1542 (Parameters::incremental_update): New function.
1543 (Parameters::incremental_mode_): New data member.
1544 (set_parameters_incremental_full): New function.
1545 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1546 incremental link mode.
1547 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1548 (Sized_relobj::do_relocate_sections): Likewise.
1549 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1551 * testsuite/Makefile.in: Regenerate.
1552 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1554 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1556 * script-sections.h (class Script_sections): Make
1557 Sections_elements typedef public.
1558 * script-sections.cc (class Sort_output_sections): Add elements_
1559 field. Add constructor which sets it; change all callers.
1560 (Sort_output_sections::is_before): New function.
1561 (Sort_output_sections::operator()): Call is_before.
1562 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1564 * testsuite/script_test_10.sh: New test. Test script section
1566 * testsuite/script_test_10.t: Likewise.
1567 * testsuite/script_test_10.s: Likewise.
1568 * testsuite/Makefile.am: Wrap the cross linker tests and the
1569 common tests into NATIVE_OR_CROSS_LINKER.
1570 (check_SCRIPTS): Add script_test_10.sh.
1571 (check_DATA): Add script_test_10.stdout.
1572 (script_test_10.o, script_test_10): New targets.
1573 (script_test_10.stdout): New target.
1574 * configure, testsuite/Makefile.in: Regenerate.
1576 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1578 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1579 error for the deprecated relocations.
1580 (Target_arm::Scan::global): Likewise.
1581 (Target_arm::Relocate::relocate): Likewise.
1583 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1585 * fileread.cc (Input_file::find_file): Initialize *found_name
1586 and *namep when using the fallback search for case 4.
1588 2010-10-11 Cary Coutant <ccoutant@google.com>
1590 * options.h (class General_options): Redefine -z lazy as an alias for
1591 the negation of -z now.
1593 2010-10-11 Ian Lance Taylor <iant@google.com>
1595 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1598 2010-10-06 Nick Clifton <nickc@redhat.com>
1600 * script-sections.cc(class Memory_region): Remove
1601 current_lma_offset_ field. Rename current_vma_offset_ to
1602 current_offset_. Add last_section_ field.
1603 (Memory_region::get_current_vma_address): Rename to
1604 get_current_address.
1605 (Memory_region::get_current_lma_address): Delete.
1606 (Memory_region::increment_vma_offset): Rename to
1608 (Memory_region::increment_lma_offset): Delete.
1609 (Memory_region::attributes_compatible): New method. Returns
1610 true if the provided section is compatible with the region.
1611 (Memory_region::get_last_section): New method. Returns the last
1612 section to use the region.
1613 (Memory_region::set_last_section): New method. Stores the last
1614 section to use the region.
1615 (Script_sections::block_in_region): New method. Returns true if
1616 a block of memory is contained within a region.
1617 (Script_sections::find_memory_region): New method. Locates a
1618 memory region to be used to set a VMA or LMA address.
1619 (Output_section_definition::set_section_addresses): Add code to
1620 check for addresses set by memory regions.
1621 (Output_segment::set_section_addresses): Remove memory region
1623 (Script_sections::create_segment): Add a warning if a header
1624 segment is created outside of any region.
1625 * script-sections.h (class Script_sections): Add prototypes for
1626 find_memory_region and block_in_region methods.
1627 * testsuite/memory_test.s: Use .long instead of .word.
1628 * testsuite/memory_test.t: Add some more output sections.
1629 * testsuite/memory_test.sh: Update expected output.
1631 2010-10-02 Doug Kwan <dougkwan@google.com>
1633 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1634 defintion to symtab.h
1635 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1636 declaration to defintion.
1638 2010-10-01 Nick Clifton <nickc@redhat.com>
1640 * expression.cc (eval): Replace dummy argument with NULL.
1641 (eval_maybe_dot): Check for a NULL result section pointer.
1642 (Symbol_expression::value): Likewise.
1643 (Dot_expression::value): Likewise.
1644 (BINARY_EXPRESSION): Likewise.
1645 (Max_expression::value): Likewise.
1646 (Min_expression::value): Likewise.
1647 (Absolute_expression::value): Likewise.
1648 (Addr_expression::value_from_output_section): Likewise.
1649 (Loaddddr_expression::value_from_output_section): Likewise.
1650 (Segment_start_expression::value): Likewise.
1651 * script-sections.cc
1652 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1654 (Sections_elememt_dot_assignment::set_section_addresses):
1656 (Output_data_expression::do_write_to_buffer): Likewise.
1657 (Output_section_definition::finalize_symbols): Likewise.
1658 (Output_section_definition::set_section_addresses): Likewise.
1660 2010-09-30 Doug Kwan <dougkwan@google.com>
1662 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1664 2010-09-28 Sriraman Tallam <tmsriram@google.com>
1666 * target.h (Target::can_icf_inline_merge_sections): New virtual
1668 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1670 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1672 * icf.cc (get_section_contents): Inline merge sections only when
1675 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1677 * configure: Regenerate.
1679 2010-09-17 Ian Lance Taylor <iant@google.com>
1681 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
1682 * testsuite/Makefile.am (memory_test.o): New target.
1683 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1685 * testsuite/Makefile.in: Rebuild.
1687 2010-09-17 Doug Kwan <dougkwan@google.com>
1689 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1690 defintion if relocation uses GOT entries of the symbol.
1691 * testsuite/icf_safe_test.sh: Fix test.
1692 * testsuite/icf_safe_so_test.sh: Fix test.
1694 2010-09-16 Cary Coutant <ccoutant@google.com>
1696 * script_sections.cc (class Memory_region): Remove "NULL" from
1697 vector initializations.
1699 2010-09-15 Cary Coutant <ccoutant@google.com>
1701 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1702 Resolve forwarding symbols.
1704 2010-09-15 Doug Kwan <dougkwan@google.com>
1706 * gold/testsuite/script_test_3.t: Add ARM special sections.
1707 * gold/testsuite/script_test_4.t: Same.
1708 * gold/testsuite/script_test_5.t: Same.
1709 * gold/testsuite/script_test_6.t: Same.
1710 * gold/testsuite/script_test_7.t: Same.
1711 * gold/testsuite/script_test_7.t: Same.
1712 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1714 2010-09-14 Cary Coutant <ccoutant@google.com>
1716 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1717 (Target_x86_64::Relocate::relocate_tls): Replace check for
1718 saw_tls_block_reloc_ with test for executable section.
1720 2010-09-12 Cary Coutant <ccoutant@google.com>
1722 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1723 position-independent executables to shared libraries need dynamic
1725 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1726 position-independent executables.
1727 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1728 * testsuite/Makefile.in: Regenerate.
1730 2010-09-10 Nick Clifton <nickc@redhat.com>
1733 * testsuite/memory_test.t: Discard any sections that are not
1736 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1739 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1740 "This::" to work around a bug in gcc 4.2.
1742 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1744 2010-09-09 Rafael Espindola <espindola@google.com>
1746 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1747 sections with different PF_X flags in the same segment.
1748 (Layout::find_first_load_seg): Search all segments to find the first
1750 * options.h (rosegment): New.
1752 2010-09-08 Rafael Espindola <espindola@google.com>
1754 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
1756 2010-09-08 Doug Kwan <dougkwan@google.com>
1758 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1759 (Arm_relobj::do_relocate_sections): Add new parameter for output
1760 file to match the parent.
1761 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1762 of local symbols instead of input values. Update code to track
1763 changes in gold::relocate_section.
1764 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1765 (Sized_relobj::compute_final_local_value_internal): New methods.
1766 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1767 body into private version of Sized_relobj::compute_final_local_value.
1768 Call the inline method.
1769 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1770 merged symbol value if there is one.
1771 (Symbol_value::has_output_value): New method defintiion.
1772 (Sized_relobj::Compute_final_local_value_status): New enum type.
1773 (Sized_relobj::compute_final_local_value): New methods.
1774 (Sized_relobj::compute_final_local_value_internal): New methods.
1775 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1776 and arm_cortex_a8.sh.
1777 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1778 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1780 * Makefile.in: Regenerate.
1781 * testsuite/arm_bl_out_of_range.s: Update test.
1782 * testsuite/thumb_bl_out_of_range.s: Ditto.
1783 * testsuite/thumb_blx_out_of_range.s: Ditto.
1784 * testsuite/arm_branch_out_of_range.sh: New file.
1785 * testsuite/arm_cortex_a8.sh: Ditto.
1786 * testsuite/arm_cortex_a8_b.s: Ditto.
1787 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1788 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1789 * testsuite/arm_cortex_a8_bl.s: Ditto.
1790 * testsuite/arm_cortex_a8_blx.s: Ditto.
1791 * testsuite/arm_cortex_a8_local.s: Ditto.
1792 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1793 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1795 2010-09-08 Rafael Espindola <espindola@google.com>
1797 * Makefile.am (memory_test.stdout): Run readelf with -W.
1798 * Makefile.in: Regenerate.
1799 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1802 2010-09-08 Rafael Espindola <espindola@google.com>
1804 * script-sections.cc (Script_sections::add_memory_region): Convert
1805 field precision to int.
1806 * script.cc (script_set_section_region, script_set_section_region):
1807 Convert field precision to int.
1809 2010-09-08 Rafael Espindola <espindola@google.com>
1811 * arm.cc (do_finalize_sections): Create the __exidx_start and
1812 __exdix_end symbols even when the section is missing.
1814 2010-09-08 Nick Clifton <nickc@redhat.com>
1816 * README: Remove claim that MEMORY is not supported.
1817 * expression.cc (script_exp_function_origin)
1818 (script_exp_function_length): Move from here to ...
1819 * script.cc: ... here.
1820 (script_set_section_region, script_add_memory)
1821 (script_parse_memory_attr, script_include_directive): New
1823 * script-sections.cc
1824 (class Memory_region): New class.
1825 (class Output_section_definition): Add set_memory_region,
1826 set_section_vma, set_section_lma and get_section_name methods.
1827 (class Script_Sections): Add add_memory_region,
1828 find_memory_region, find_memory_region_origin,
1829 find_memory_region_length and set_memory_region methods.
1830 Have set_section_addresses method walk the list of set memory
1832 Extend the print methos to display memory regions.
1833 * script-sections.h: Add prototypes for new methods.
1834 Add enum for MEMORY region attributes.
1835 * yyscript.y: Add support for parsing MEMORY regions.
1836 * script-c.h: Add prototypes for new functions.
1837 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1838 * testsuite/Makefile.in: Regenerate.
1839 * testsuite/memory_test.sh: New script.
1840 * testsuite/memory_test.s: New assembler source file.
1841 * testsuite/memory_test.t: New linker script.
1843 2010-08-27 Doug Kwan <dougkwan@google.com>
1845 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1846 reference override an existing dynamic weak reference.
1847 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1848 * testsuite/Makefile.in: Regenerate.
1849 * testsuite/dyn_weak_ref.sh: New file.
1850 * testsuite/dyn_weak_ref_1.c: Ditto.
1851 * testsuite/dyn_weak_ref_2.c: Ditto.
1853 2010-08-27 Ian Lance Taylor <iant@google.com>
1855 * incremental.h (class Incremental_input_entry): Add virtual
1858 2010-08-27 Ian Lance Taylor <iant@google.com>
1860 * testsuite/start_lib_test_3.c: Mark t3 as used.
1862 2010-08-27 Nick Clifton <nickc@redhat.com>
1864 * options.cc (version_script): Fix small typo in previous
1867 2010-08-25 Nick Clifton <nickc@redhat.com>
1869 * archive.cc: Formatting fixes: Remove whitespace between
1870 typename and following asterisk. Remove whitespace between
1871 function name and opening parenthesis.
1872 * archive.h: Likewise.
1874 * attributes.cc: Likewise.
1875 * attributes.h: Likewise.
1876 * common.cc: Likewise.
1877 * copy-relocs.cc: Likewise.
1878 * dirsearch.h: Likewise.
1879 * dynobj.cc: Likewise.
1880 * ehframe.cc: Likewise.
1881 * ehframe.h: Likewise.
1882 * expression.cc: Likewise.
1883 * fileread.cc: Likewise.
1884 * fileread.h: Likewise.
1886 * gold-threads.cc: Likewise.
1887 * gold.cc: Likewise.
1888 * i386.cc: Likewise.
1890 * incremental-dump.cc: Likewise.
1891 * incremental.cc: Likewise.
1892 * layout.cc: Likewise.
1893 * layout.h: Likewise.
1894 * main.cc: Likewise.
1895 * merge.cc: Likewise.
1896 * merge.h: Likewise.
1897 * object.cc: Likewise.
1898 * object.h: Likewise.
1899 * options.cc: Likewise.
1900 * options.h: Likewise.
1901 * output.cc: Likewise.
1902 * output.h: Likewise.
1903 * plugin.cc: Likewise.
1904 * plugin.h: Likewise.
1905 * powerpc.cc: Likewise.
1906 * reloc.cc: Likewise.
1907 * script-c.h: Likewise.
1908 * script-sections.cc: Likewise.
1909 * script.cc: Likewise.
1910 * stringpool.cc: Likewise.
1911 * symtab.cc: Likewise.
1912 * symtab.h: Likewise.
1913 * target.cc: Likewise.
1914 * timer.cc: Likewise.
1915 * timer.h: Likewise.
1916 * version.cc: Likewise.
1917 * x86_64.cc: Likewise.
1919 2010-08-24 Nick Clifton <nickc@redhat.com>
1922 * layout.cc (segment_precedes): Sort segments by their physical
1923 addresses, if they have been set.
1925 2010-08-23 Cary Coutant <ccoutant@google.com>
1927 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1929 (Lib_group::include_member): Unlock object after deleting its
1931 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1934 2010-08-19 Neil Vachharajani <nvachhar@google.com>
1935 Cary Coutant <ccoutant@google.com>
1937 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1938 constructor, and set_blocker.
1939 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1941 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1942 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1943 * testsuite/Makefile.am (start_lib_test): New test case.
1944 * testsuite/Makefile.in: Regenerate.
1945 * testsuite/start_lib_test_main.c: New file.
1946 * testsuite/start_lib_test_1.c: New file.
1947 * testsuite/start_lib_test_2.c: New file.
1948 * testsuite/start_lib_test_3.c: New file.
1950 2010-08-19 Ian Lance Taylor <iant@google.com>
1952 * Makefile.in: Rebuild with automake 1.11.1.
1953 * aclocal.m4: Likewise.
1954 * testsuite/Makefile.in: Likewise.
1956 2010-08-19 Ian Lance Taylor <iant@google.com>
1959 * i386.cc (class Output_data_plt_i386): Update declarations.
1960 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1961 local_ifuncs_ fields.
1962 (Target_i386::do_plt_section_for_global): New function.
1963 (Target_i386::do_plt_section_for_local): New function.
1964 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1965 parameter; change all callers. Initialize global_ifuncs_ and
1966 local_ifuncs_. If doing a static link define __rel_iplt_start and
1968 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1969 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1970 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1972 (Target_i386::make_plt_section): New function, broken out of
1973 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1974 (Target_i386::make_plt_entry): Call make_plt_section.
1975 (Target_i386::make_local_ifunc_plt_entry): New function.
1976 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1977 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1978 R_386_IRELATIVE to switch.
1979 (Target_i386::Scan::global): Likewise.
1980 (Target_i386::Relocate::relocate): Likewise.
1981 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1983 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1984 (Target_x86_64::do_plt_section_for_global): New function.
1985 (Target_x86_64::do_plt_section_for_local): New function.
1986 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1987 parameter; change all callers. If doing a static link define
1988 __rela_iplt_start and __rela_iplt_end.
1989 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1990 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1991 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1993 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1994 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1996 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1997 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1998 R_X86_64_IRELATIVE to switch.
1999 (Target_x86_64::Scan::global): Likewise.
2000 (Target_x86_64::Relocate::relocate): Likewise.
2001 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2003 * target.h (class Target): Add plt_section_for_global and
2004 plt_section_for_local functions. Add do_plt_section_for_global
2005 and do_plt_section_for_local virtual functions.
2006 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2007 clarifying comments.
2008 (Symbol::use_plt_offset): Handle IFUNC symbol.
2009 * object.cc (Sized_relobj::Sized_relobj): Initialize
2011 (Sized_relobj::local_has_plt_offset): New function.
2012 (Sized_relobj::local_plt_offset): New function.
2013 (Sized_relobj::set_local_plt_offset): New function.
2014 (Sized_relobj::do_count): Handle IFUNC symbol.
2015 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2016 a bit away from input_shndx_ field. Add set_is_func_symbol and
2017 is_ifunc_symbol functions.
2018 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2019 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2020 local_plt_offsets_ field.
2021 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2022 * output.h (class Output_section_data): Add non-const
2023 output_section function.
2024 (class Output_data_got): Update declarations.
2025 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2026 Add use_plt_offset parameter to global and local constructors.
2027 Change all callers. Change local_sym_index_ field to 31 bits.
2028 Change GSYM_CODE and CONSTANT_CODE accordingly.
2029 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2030 doing a static link don't set sh_link field.
2031 (Output_data_got::Got_entry::write): Use PLT offset if
2033 (Output_data_got::add_global_plt): New function.
2034 (Output_data_got::add_local_plt): New function.
2035 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2036 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2037 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2038 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2039 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2041 * testsuite/ifunc-sel.h: New file.
2042 * testsuite/ifuncmain1.c: New file.
2043 * testsuite/ifuncmain1vis.c: New file.
2044 * testsuite/ifuncmod1.c: New file.
2045 * testsuite/ifuncdep2.c: New file.
2046 * testsuite/ifuncmain2.c: New file.
2047 * testsuite/ifuncmain3.c: New file.
2048 * testsuite/ifuncmod3.c: New file.
2049 * testsuite/ifuncmain4.c: New file.
2050 * testsuite/ifuncmain5.c: New file.
2051 * testsuite/ifuncmod5.c: New file.
2052 * testsuite/ifuncmain6pie.c: New file.
2053 * testsuite/ifuncmod6.c: New file.
2054 * testsuite/ifuncmain7.c: New file.
2055 * configure, testsuite/Makefile.in: Rebuild.
2057 2010-08-18 Ian Lance Taylor <iant@google.com>
2060 (Output_section_incremental_inputs::write_input_files): Add cast
2061 to avoid signed/unsigned comparison warning.
2062 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2064 2010-08-12 Cary Coutant <ccoutant@google.com>
2066 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2068 2010-08-13 Ian Lance Taylor <iant@google.com>
2070 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2072 2010-08-12 Cary Coutant <ccoutant@google.com>
2073 Doug Kwan <dougkwan@google.com>
2075 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2076 defintion overrides non-weak undef, remember that the original undef
2078 * symtab.cc (Symbol_table::sized_write_global): For undef without
2079 an original weak binding, set binding to global in output.
2080 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2081 * testsuite/Makefile.in: Regenerate.
2082 * testsuite/strong_ref_weak_def.sh: New file.
2083 * testsuite/strong_ref_weak_def_1.c: Ditto.
2084 * testsuite/strong_ref_weak_def_2.c: Ditto.
2086 2010-08-12 Cary Coutant <ccoutant@google.com>
2088 * testsuite/incremental_test.sh: Rewrite.
2089 * testsuite/incremental_test_1.c: Rewrite.
2090 * testsuite/incremental_test_2.c: Rewrite.
2092 2010-08-12 Cary Coutant <ccoutant@google.com>
2094 * arm.cc (Target_arm::got_size): Add const.
2095 (Target_arm::got_entry_count): New function.
2096 (Target_arm::plt_entry_count): New function.
2097 (Target_arm::first_plt_entry_offset): New function.
2098 (Target_arm::plt_entry_size): New function.
2099 (Output_data_plt_arm::entry_count): New function.
2100 (Output_data_plt_arm::first_plt_entry_offset): New function.
2101 (Output_data_plt_arm::get_plt_entry_size): New function.
2102 * i386.cc (Target_i386::got_size): Add const.
2103 (Target_i386::got_entry_count): New function.
2104 (Target_i386::plt_entry_count): New function.
2105 (Target_i386::first_plt_entry_offset): New function.
2106 (Target_i386::plt_entry_size): New function.
2107 (Output_data_plt_i386::entry_count): New function.
2108 (Output_data_plt_i386::first_plt_entry_offset): New function.
2109 (Output_data_plt_i386::get_plt_entry_size): New function.
2110 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2111 find_incremental_inputs_sections. Dump incremental_got_plt section.
2112 * incremental.cc: Include target.h.
2113 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2114 parameter. Adjust all callers. Find incremental_got_plt section.
2115 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2117 (Output_section_incremental_inputs::set_final_data_size): Calculate
2118 size of incremental_got_plt section.
2119 (Output_section_incremental_inputs::do_write): Write the
2120 incremental_got_plt section.
2121 (Got_plt_view_info): New struct.
2122 (Local_got_offset_visitor): New class.
2123 (Global_got_offset_visitor): New class.
2124 (Global_symbol_visitor_got_plt): New class.
2125 (Output_section_incremental_inputs::write_got_plt): New function.
2126 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2127 Add parameter. Adjust all callers.
2128 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2129 (Incremental_inputs::got_plt_section): New function.
2130 (Incremental_inputs::got_plt_section_): New data member.
2131 (Incremental_got_plt_reader): New class.
2132 * layout.cc (Layout::create_incremental_info_sections): Add the
2133 incremental_got_plt section.
2134 * object.h (Got_offset_list::get_list): New function.
2135 (Got offset_list::for_all_got_offsets): New function.
2136 (Sized_relobj::local_got_offset_list): New function.
2137 * powerpc.cc (Target_powerpc::got_size): Add const.
2138 (Target_powerpc::got_entry_count): New function.
2139 (Target_powerpc::plt_entry_count): New function.
2140 (Target_powerpc::first_plt_entry_offset): New function.
2141 (Target_powerpc::plt_entry_size): New function.
2142 (Output_data_plt_powerpc::entry_count): New function.
2143 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2144 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2145 * sparc.cc (Target_sparc::got_size): Add const.
2146 (Target_sparc::got_entry_count): New function.
2147 (Target_sparc::plt_entry_count): New function.
2148 (Target_sparc::first_plt_entry_offset): New function.
2149 (Target_sparc::plt_entry_size): New function.
2150 (Output_data_plt_sparc::entry_count): New function.
2151 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2152 (Output_data_plt_sparc::get_plt_entry_size): New function.
2153 * symtab.h (Symbol::got_offset_list): New function.
2154 (Symbol_table::for_all_symbols): New function.
2155 * target.h (Sized_target::got_entry_count): New function.
2156 (Sized_target::plt_entry_count): New function.
2157 (Sized_target::plt_entry_size): New function.
2158 * x86_64.cc (Target_x86_64::got_size): Add const.
2159 (Target_x86_64::got_entry_count): New function.
2160 (Target_x86_64::plt_entry_count): New function.
2161 (Target_x86_64::first_plt_entry_offset): New function.
2162 (Target_x86_64::plt_entry_size): New function.
2163 (Output_data_plt_x86_64::entry_count): New function.
2164 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2165 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2167 2010-08-12 Cary Coutant <ccoutant@google.com>
2169 * archive.cc: Include incremental.h.
2170 (Archive::Archive): Initialize incremental_info_.
2171 (Archive::include_member): Record archive members in incremental info.
2172 (Add_archive_symbols::run): Record begin and end of an archive in
2174 (Lib_group::include_member): Record objects in incremental info.
2175 * archive.h (Incremental_archive_entry): Forward declaration.
2176 (Archive::set_incremental_info): New member function.
2177 (Archive::incremental_info): New member function.
2178 (Archive::Unused_symbol_iterator): New class.
2179 (Archive::unused_symbols_begin): New member function.
2180 (Archive::unused_symbols_end): New member function.
2181 (Archive::incremental_info_): New data member.
2182 * incremental-dump.cc (find_input_containing_global): New function.
2183 (dump_incremental_inputs): Dump new incremental info sections.
2184 * incremental.cc: Include symtab.h.
2185 (Output_section_incremental_inputs): New class.
2186 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2187 new incremental info sections.
2188 (Sized_incremental_binary::do_check_inputs): Likewise.
2189 (Incremental_inputs::report_archive): Remove.
2190 (Incremental_inputs::report_archive_begin): New function.
2191 (Incremental_inputs::report_archive_end): New function.
2192 (Incremental_inputs::report_object): New function.
2193 (Incremental_inputs::finalize_inputs): Remove.
2194 (Incremental_inputs::report_input_section): New function.
2195 (Incremental_inputs::report_script): Rewrite.
2196 (Incremental_inputs::finalize): Do nothing but finalize string table.
2197 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2198 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2199 (Incremental_inputs::create_data_sections): New function.
2200 (Incremental_inputs::relocs_entsize): New function.
2201 (Output_section_incremental_inputs::set_final_data_size): New function.
2202 (Output_section_incremental_inputs::do_write): New function.
2203 (Output_section_incremental_inputs::write_header): New function.
2204 (Output_section_incremental_inputs::write_input_files): New function.
2205 (Output_section_incremental_inputs::write_info_blocks): New function.
2206 (Output_section_incremental_inputs::write_symtab): New function.
2207 * incremental.h (Incremental_script_entry): Forward declaration.
2208 (Incremental_object_entry): Forward declaration.
2209 (Incremental_archive_entry): Forward declaration.
2210 (Incremental_inputs): Forward declaration.
2211 (Incremental_inputs_header_data): Remove.
2212 (Incremental_inputs_header): Remove.
2213 (Incremental_inputs_header_write): Remove.
2214 (Incremental_inputs_entry_data): Remove.
2215 (Incremental_inputs_entry): Remove.
2216 (Incremental_inputs_entry_write): Remove.
2217 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2218 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2219 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2220 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2222 (Incremental_input_entry): New class.
2223 (Incremental_script_entry): New class.
2224 (Incremental_object_entry): New class.
2225 (Incremental_archive_entry): New class.
2226 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2227 (Incremental_inputs::report_inputs): Remove.
2228 (Incremental_inputs::report_archive): Remove.
2229 (Incremental_inputs::report_archive_begin): New function.
2230 (Incremental_inputs::report_archive_end): New function.
2231 (Incremental_inputs::report_object): Change prototype.
2232 (Incremental_inputs::report_input_section): New function.
2233 (Incremental_inputs::report_script): Change prototype.
2234 (Incremental_inputs::get_reloc_count): New function.
2235 (Incremental_inputs::set_reloc_count): New function.
2236 (Incremental_inputs::create_data_sections): New function.
2237 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2238 (Incremental_inputs::inputs_section): New function.
2239 (Incremental_inputs::symtab_section): New function.
2240 (Incremental_inputs::relocs_section): New function.
2241 (Incremental_inputs::get_stringpool): Add const.
2242 (Incremental_inputs::command_line): Add const.
2243 (Incremental_inputs::inputs): Remove.
2244 (Incremental_inputs::command_line_key): New function.
2245 (Incremental_inputs::input_file_count): New function.
2246 (Incremental_inputs::input_files): New function.
2247 (Incremental_inputs::relocs_entsize): New function.
2248 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2249 (Incremental_inputs::finalize_inputs): Remove.
2250 (Incremental_inputs::Input_info): Remove.
2251 (Incremental_inputs::lock_): Remove.
2252 (Incremental_inputs::inputs_): Change type.
2253 (Incremental_inputs::inputs_map_): Remove.
2254 (Incremental_inputs::current_object_entry_): New data member.
2255 (Incremental_inputs::inputs_section_): New data member.
2256 (Incremental_inputs::symtab_section_): New data member.
2257 (Incremental_inputs::relocs_section_): New data member.
2258 (Incremental_inputs::reloc_count_): New data member.
2259 (Incremental_inputs_reader): New class.
2260 (Incremental_symtab_reader): New class.
2261 (Incremental_relocs_reader): New class.
2262 * layout.cc (Layout::finalize): Move finalization of incremental info
2263 and creation of incremental info sections to follow finalization of
2264 symbol table. Set offsets for postprocessing sections.
2265 (Layout::create_incremental_info_sections): Call
2266 Incremental_inputs::create_data_sections. Add incremental symtab
2267 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2268 sections to layout after input sections.
2269 * layout.h (struct Timespec): Forward declaration.
2270 (Layout::incremental_inputs): Add const.
2271 (Layout::create_incremental_info_sections): Add parameter.
2272 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2273 * object.cc: Include incremental.h.
2274 (Relobj::finalize_incremental_relocs): New function.
2275 (Sized_relobj::do_layout): Record input sections in incremental info.
2276 * object.h (Object::output_section): New function.
2277 (Object::output_section_offset): Moved from Relobj.
2278 (Object::get_incremental_reloc_base): New function.
2279 (Object::get_incremental_reloc_count): New function.
2280 (Object::do_output_section): New function.
2281 (Object::do_output_section_offset): Moved from Relobj.
2282 (Object::do_get_incremental_reloc_base): New function.
2283 (Object::do_get_incremental_reloc_count): New function.
2284 (Object::Object): Initialize new data members.
2285 (Relobj::output_section): Renamed do_output_section and moved to
2287 (Relobj::output_section_offset): Moved to Object.
2288 (Relobj::do_get_incremental_reloc_base): New function.
2289 (Relobj::do_get_incremental_reloc_count): New function.
2290 (Relobj::allocate_incremental_reloc_counts): New function.
2291 (Relobj::count_incremental_reloc): New function.
2292 (Relobj::finalize_incremental_relocs): New function.
2293 (Relobj::next_incremental_reloc_index): New function.
2294 (Relobj::reloc_counts_): New data member.
2295 (Relobj::reloc_bases_): New data member.
2296 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2297 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2298 (Sized_relobj::incremental_relocs_scan): New function.
2299 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2300 (Sized_relobj::incremental_relocs_write): New function.
2301 (Sized_relobj::incremental_relocs_write_reltype): New function.
2302 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2304 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2305 archives and object files elsewhere.
2306 (Add_symbols::run): Report object files here.
2307 (Finish_group::run): Report end of archive at end of group.
2308 * reloc.cc: Include layout.h, incremental.h.
2309 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2310 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2311 (Sized_relobj::incremental_relocs_scan): New function.
2312 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2313 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2314 (Sized_relobj::incremental_relocs_write): New function.
2315 (Sized_relobj::incremental_relocs_write_reltype): New function.
2316 * script.cc (read_input_script): Rewrite test for incremental link.
2317 Change call to Incremental_inputs::report_script.
2318 * symtab.h (Symbol_table::first_global_index): New function.
2319 (Symbol_table::output_count): New function.
2321 2010-08-12 Doug Kwan <dougkwan@google.com>
2323 * arm.cc (Target_arm::merge_object_attributes): Check command line
2324 options --no-wchar-size-warning and --no-enum-size-warning.
2325 * options.h (General_options): Add ld-compatible options
2326 --no-enum-size-warning and --no-wchar-size-warning.
2328 2010-08-04 Ian Lance Taylor <iant@google.com>
2330 * x86_64.cc (Target_x86_64::Scan::local): Use
2331 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2332 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2333 (Target_x86_64::Scan::global): Likewise.
2334 (Target_x86_64::Relocate::relocate): Likewise.
2335 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2338 2010-08-03 Cary Coutant <ccoutant@google.com>
2340 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2341 to reserve space in merged_strings vector. Keep total input size
2343 (Output_merge_string::do_print_merge_stats): Print total input size.
2344 * merge.h (Output_merge_string): Add input_size_ field.
2345 * stringpool.cc (Stringpool_template::string_length): Move
2346 implementations out of Stringpool_template class and place in
2348 * stringpool.h (string_length): Move out of Stringpool_template.
2350 2010-08-03 Ian Lance Taylor <iant@google.com>
2353 * layout.cc (relaxation_loop_body): If address of load segment is
2354 set, adjust address to include headers if possible.
2356 2010-08-03 Ian Lance Taylor <iant@google.com>
2358 * version.cc (version_string): Bump to 1.10.
2360 2010-08-03 Ian Lance Taylor <iant@google.com>
2363 * layout.h (enum Output_section_order): Define.
2364 (class Layout): Update declarations.
2365 * layout.cc (Layout::get_output_section): Add order parameter.
2366 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2367 is_first_non_relro parameters. Change all callers.
2368 (Layout::choose_output_section): Likewise.
2369 (Layout::add_output_section_data): Likewise.
2370 (Layout::make_output_section): Likewise. Set order.
2371 (Layout::default_section_order): New function.
2372 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
2373 * output.cc (Output_section::Output_section): Initialize order_.
2374 Don't initialize deleted fields.
2375 (Output_segment::Output_segment): Don't initialize deleted
2377 (Output_segment::add_output_section_to_load): New function
2378 replacing add_output_section. Change all callers to call this or
2379 add_output_section_to_nonload.
2380 (Output_segment::add_output_section_to_nonload): New function.
2381 (Output_segment::remove_output_section): Rewrite.
2382 (Output_segment::add_initial_output_data): Likewise.
2383 (Output_segment::has_any_data_sections): Likewise.
2384 (Output_segment::is_first_section_relro): Likewise.
2385 (Output_segment::maximum_alignment): Likewise.
2386 (Output_segment::has_dynamic_reloc): New function replacing
2387 dynamic_reloc_count. Change all callers.
2388 (Output_segment::has_dynamic_reloc_list): New function replacing
2389 dynamic_reloc_count_list. Change all callers.
2390 (Output_segment::set_section_addresses): Rewrite.
2391 (Output_segment::set_offset): Rewrite.
2392 (Output_segment::find_first_and_last_list): Remove.
2393 (Output_segment::set_tls_offsets): Rewrite.
2394 (Output_segment::first_section_load_address): Likewise.
2395 (Output_segment::output_section_count): Likewise.
2396 (Output_segment::section_with_lowest_load_address): Likewise.
2397 (Output_segment::write_section_headers): Likewise.
2398 (Output_segment::print_sections_to_map): Likewise.
2399 * output.h (class Output_data): Remove dynamic_reloc_count_
2400 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
2401 (Output_data::add_dynamic_reloc): Rewrite.
2402 (Output_data::has_dynamic_reloc): New function.
2403 (Output_data::dynamic_reloc_count): Remove.
2404 (class Output_section): Add order_ field. Remvoe is_relro_local_,
2405 is_last_relro_, is_first_non_relro_, is_interp_,
2406 is_dynamic_linker_section_ fields. Add order and set_order
2407 functions. Remove is_relro_local, set_is_relro_local,
2408 is_last_relro, set_is_last_relro, is_first_non_relro,
2409 set_is_first_non_relro functions, is_interp, set_is_interp,
2410 is_dynamic_linker_section, and set_is_dynamic_linker_section
2412 (class Output_segment): Change Output_data_list from std::list to
2413 std:;vector. Add output_lists_ field. Remove output_data_ and
2414 output_bss_ fields. Update declarations.
2416 2010-08-02 Ian Lance Taylor <iant@google.com>
2418 * arm.cc (Target_arm::gc_process_relocs): Use typename.
2419 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
2420 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
2422 2010-08-02 Ian Lance Taylor <iant@google.com>
2425 * script.cc (Script_options::Script_options): Initialize
2426 symbol_definitions_ and symbol_references_.
2427 (Script_options::add_symbol_assignment): Update
2428 symbol_definitions_ and symbol_references_.
2429 (Script_options::add_symbol_reference): New function.
2430 (script_symbol): New function.
2431 * script.h (class Script_options): Add symbol_definitions_ and
2432 symbol_references_ fields.
2433 (Script_options::referenced_const_iterator): New type.
2434 (Script_options::referenced_begin): New function.
2435 (Script_options::referenced_end): New function.
2436 (Script_options::is_referenced): New function.
2437 (Script_options::any_unreferenced): New function.
2438 * script-c.h (script_symbol): Declare.
2439 * yyscript.y (exp): Call script_symbol.
2440 * symtab.cc: Include "script.h".
2441 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2442 Change all callers. Check symbols referenced by scripts.
2443 (Symbol_table::add_undefined_symbols_from_command_line): Add
2444 layout parameter. Change all callers.
2445 (Symbol_table::do_add_undefined_symbols_from_command_line):
2446 Likewise. Break out loop body. Check symbols referenced by
2448 (Symbol_table::add_undefined_symbol_from_command_line): New
2449 function broken out of
2450 do_add_undefined_symbols_from_command_line.
2451 * symtab.h (class Symbol_table): Update declarations.
2452 * archive.cc: Include "layout.h".
2453 (Archive::should_include_member): Add layout parameter. Change
2454 all callers. Check for symbol mentioned in expression.
2455 * archive.h (class Archive): Update declaration.
2456 * object.cc (Sized_relobj::do_should_include_member): Add layout
2458 * object.h (Object::should_include_member): Add layout parameter.
2460 (Object::do_should_include_member): Add layout parameter.
2461 (class Sized_relobj): Update declaration.
2462 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2464 * dynobj.h (class Sized_dynobj): Update declaration.
2465 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2467 * plugin.h (class Sized_pluginobj): Update declaration.
2469 2010-08-02 Ian Lance Taylor <iant@google.com>
2472 * output.cc (Output_segment::set_offset): Search for the first and
2473 last sections rather than assuming that the list is in order.
2474 (Output_segment::find_first_and_last_list): New function.
2475 * output.h (class Output_segment): Update declarations.
2476 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2477 (relro_strip_test_SOURCES): New variable.
2478 (relro_strip_test_DEPENDENCIES): New variable.
2479 (relro_strip_test_LDFLAGS): New variable.
2480 (relro_strip_test_LDADD): New variable.
2481 (relro_strip_test.so): New target.
2483 2010-08-02 Ian Lance Taylor <iant@google.com>
2485 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2486 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2487 (Target_i386::got_tlsdesc_section): New function.
2488 (Target_i386::got_section): Create space for GOT entries for
2489 TLSDESC relocations.
2490 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2492 (Target_i386::Scan::global): Likewise.
2493 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2495 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2496 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2497 (Target_x86_64::got_tlsdesc_section): New function.
2498 (Target_x86_64::got_section): Create space for GOT entries for
2499 TLSDESC relocations.
2500 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2502 (Target_x86_64::Scan::global): Likewise.
2503 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2506 2010-08-02 Ian Lance Taylor <iant@google.com>
2508 * testsuite/final_layout.sh: Use dc to convert from hex to
2511 2010-07-29 Sriraman Tallam <tmsriram@google.com>
2513 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2514 paramter to the call to gold::gc_process_relocs.
2515 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2516 paramter to the call to gold::gc_process_relocs.
2517 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2518 parameter to the call to gold::gc_process_relocs.
2519 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2520 template parameter to the call to gold::gc_process_relocs.
2521 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2522 paramter to the call to gold::gc_process_relocs.
2523 * gc.h (get_embedded_addend_size): New function.
2524 (gc_process_relocs): Save the size of the reloc for use by ICF.
2525 * icf.cc (get_section_contents): Get the addend from the text section
2526 for SHT_REL relocation sections.
2527 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2528 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2529 * int_encoding.h (read_from_pointer): New overloaded function.
2530 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2531 * testsuite/icf_sht_rel_addend_test.sh: New file.
2532 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2533 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2535 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2537 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2538 * Makefile.in: Regenerate.
2539 * testsuite/Makefile.in: Regenerate.
2541 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2543 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2544 * gold/testsuite/debug_msg.cc: Likewise.
2545 * gold/testsuite/odr_violation1.cc
2546 * gold/testsuite/odr_violation2.cc
2548 2010-07-21 Cary Coutant <ccoutant@google.com>
2550 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2551 string, and length fields.
2552 (Output_merge_string::Merged_strings_list): New type.
2553 (Output_merge_string::Merged_strings_lists): New typedef.
2554 (Output_merge_string): Replace merged_strings_ with
2555 merged_strings_lists_.
2556 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2557 Merged_strings_list per input object and section. Don't store pointer
2558 to the string. Don't store length with each merged string entry.
2559 (Output_merge_string::finalize_merged_data): Loop over list of merged
2560 strings lists. Recompute length of each merged string.
2562 2010-07-15 Cary Coutant <ccoutant@google.com>
2564 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2567 2010-07-14 Ian Lance Taylor <iant@google.com>
2569 * descriptors.cc (Descriptors::open): Report correct name in error
2572 2010-07-13 Doug Kwan <dougkwan@google.com>
2574 * arm.cc (Arm_input_section::Arm_input_section): For a
2575 SHT_ARM_EXIDX section, always keeps the input sections.
2576 (Arm_input_section::set_exidx_section_link): New method.
2577 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2578 has_errors_ to false.
2579 (Arm_exidx_input_section::has_errors,
2580 Arm_exidx_input_section::set_has_errors): New methods.
2581 (Arm_exidx_input_section::has_errors_): New data member.
2582 (Arm_relobj::get_exidx_shndx_list): New method.
2583 (Arm_output_section::append_text_sections_to_list): Do not skip
2584 section without SHF_EXECINSTR.
2585 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2587 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2588 section header. Make error messages more verbose. Check for
2589 a non-executable section linked to an EXIDX section.
2590 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2591 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2592 check that there is no deferred EXIDX section if we exit early.
2593 Instead of not making an EXIDX section in case of an error, make one
2594 and set the has_errors flag of it.
2595 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2596 in a relocatable link.
2597 (Target_arm::do_relax): Look for the EXIDX output section instead of
2598 assuming that it is called .ARM.exidx.
2599 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2600 section list. Do not check for SHF_EXECINSTR section flags but
2601 skip any input section with errors.
2602 * output.cc (Output_section::Output_section): Initialize
2603 always_keeps_input_sections_ to false.
2604 (Output_section::add_input_section): Check for
2605 always_keeps_input_sections_.
2606 * output.h (Output_section::always_keeps_input_sections,
2607 Output_section::set_always_keeps_input_sections): New methods.
2608 (Output_section::always_keeps_input_sections): New data member.
2610 2010-07-13 Rafael Espindola <espindola@google.com>
2612 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2613 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2615 2010-07-13 Philip Herron <herron.philip@googlemail.com>
2616 Ian Lance Taylor <iant@google.com>
2618 * output.h (Output_section_lookup_maps::add_merge_section):
2619 Correct check of whether value was inserted.
2620 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2621 (Output_section_lookup_maps::add_relaxed_input_section):
2623 * arm.cc (Target_arm::got_section): Remove used local os.
2624 * i386.cc (Target_i386::got_section): Likewise.
2625 * x86_64.cc (Target_x86_64::got_section): Likewise.
2626 * sparc.cc (Target_sparc::got_section): Likewise.
2627 (Target_sparc::relocate): Remove unused local have_got_offset.
2628 * powerpc.cc (Target_powerpc::relocate): Likewise.
2630 2010-07-13 Ian Lance Taylor <iant@google.com>
2632 * compressed_output.cc (zlib_decompress): Fix signature in
2635 * archive.cc (Archive::include_member): Unlock an external member
2636 of a thin archive. Don't bother to delete an object we know is
2639 2010-07-12 Cary Coutant <ccoutant@google.com>
2641 * compressed_output.cc (zlib_decompress): New function.
2642 (get_uncompressed_size): New function.
2643 (decompress_input_section): New function.
2644 * compressed_output.h (get_uncompressed_size): New function.
2645 (decompress_input_section): New function.
2646 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2647 Handle compressed debug sections.
2648 * layout.cc (is_compressed_debug_section): New function.
2649 (Layout::output_section_name): Map compressed section names to
2651 * layout.h (is_compressed_debug_section): New function.
2652 (is_debug_info_section): Recognize compressed debug sections.
2653 * merge.cc: Include compressed_output.h.
2654 (Output_merge_data::do_add_input_section): Handle compressed
2656 (Output_merge_string::do_add_input_section): Handle compressed
2658 * object.cc: Include compressed_output.h.
2659 (Sized_relobj::Sized_relobj): Initialize new data members.
2660 (build_compressed_section_map): New function.
2661 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2662 * object.h (Object::section_is_compressed): New method.
2663 (Object::do_section_is_compressed): New method.
2664 (Sized_relobj::Compressed_section_map): New type.
2665 (Sized_relobj::do_section_is_compressed): New method.
2666 (Sized_relobj::compressed_sections_): New data member.
2667 * output.cc (Output_section::add_input_section): Handle compressed
2669 * reloc.cc: Include compressed_output.h.
2670 (Sized_relobj::write_sections): Handle compressed debug sections.
2672 2010-07-08 Cary Coutant <ccoutant@google.com>
2674 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2675 weak when resolving to a dynamic def.
2676 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2677 for weak undef/dynamic def cases. Adjust callers.
2678 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2679 undef_binding_weak_.
2680 (Symbol_table::sized_write_globals): Adjust symbol binding.
2681 (Symbol_table::sized_write_symbol): Add binding parameter.
2682 * symtab.h (Symbol::set_undef_binding): New method.
2683 (Symbol::is_undef_binding_weak): New method.
2684 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2685 (Symbol_table::should_override): Add new parameter.
2686 (Symbol_table::sized_write_symbol): Add new parameter.
2688 * testsuite/weak_undef_file1.cc: Add new test case.
2689 * testsuite/weak_undef_file2.cc: Fix header comment.
2690 * testsuite/weak_undef_test.cc: Add new test case.
2692 2010-06-29 Doug Kwan <dougkwan@google.com>
2694 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2695 Initialize USE_SYMBOL_.
2696 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2698 (Arm_reloc_property::uses_symbol_): New data member declaration.
2699 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2700 uses symbol value and symbol is undefined but not weakly undefined.
2702 2010-06-28 Rafael Espindola <espindola@google.com>
2704 * plugin.cc (Plugin::load): Use dlerror.
2706 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2708 * symtab.cc (detect_odr_violations): When reporting an ODR
2709 violation, report an object where the symbol is defined.
2711 2010-06-25 Doug Kwan <dougkwan@google.com>
2713 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2714 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2716 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2717 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2718 target hook to detect function points.
2719 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2720 * icf.h (Icf::check_section_for_function_pointers): Change type of
2721 parameter SECTION_NAME to const reference to std::string. Use
2722 target hook to determine if section may have unsafe pointers.
2723 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2726 2010-06-21 Rafael Espindola <espindola@google.com>
2728 * fileread.cc (Input_file::find_fie): New
2729 (Input_file::open): Use Input_file::find_fie.
2730 * fileread.h (Input_file::find_fie): New
2731 * plugin.cc (set_extra_library_path): New.
2732 (Plugin::load): Add set_extra_library_path to the transfer vector.
2733 (Plugin_manager::set_extra_library_path): New.
2734 (Plugin_manager::add_input_file): Use the extra search path if set.
2735 (set_extra_library_path(): New.
2736 * plugin.h (Plugin_manager): Add set_extra_library_path and
2739 2010-06-19 Cary Coutant <ccoutant@google.com>
2741 * layout.cc (gdb_sections): Add .debug_types.
2742 (lines_only_debug_sections): Likewise.
2744 2010-06-18 Rafael Espindola <espindola@google.com>
2746 * plugin.cc (add_input_file,add_input_library)
2747 (Plugin_manager::add_input_file): Make filename arguments const.
2748 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2751 2010-06-16 Doug Kwan <dougkwan@google.com>
2753 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2754 .ARM.attributes section if we have not merged any input
2755 attributes sections.
2757 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2759 * arm.cc: Allow combining objects with no EABI version
2762 2010-06-15 Rafael Espindola <espindola@google.com>
2764 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2766 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2768 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2769 (struct iovec): Correct !HAVE_READV definition.
2771 2010-06-10 Cary Coutant <ccoutant@google.com>
2773 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2774 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2776 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2779 * symtab.h (Symbol::is_placeholder): New member function.
2780 * target-reloc.h (relocate_section): Check for placeholder symbols.
2782 * testsuite/Makefile.am (plugin_test_8): New test.
2783 (plugin_test_9): New test.
2784 * testsuite/Makefile.in: Regenerate.
2786 2010-06-09 Nick Clifton <nickc@redhat.com>
2788 * yyscript.y (input_list_element): Allow strings prefixed with
2789 the '-' character. Treat these as libraries.
2790 * script.cc (script_add_library): New function. Adds a library
2791 specified by "-l<name>" found in an input script.
2792 * script-c.h: Add prototype for script_add_library.
2794 2010-06-07 Doug Kwan <dougkwan@google.com>
2796 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2797 Restrict stub-group size to be within long conditional branch
2798 range when working around cortex-A8 erratum.
2800 2010-06-07 Damien Diederen <dd@crosstwine.com>
2802 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2805 2010-06-03 Sriraman Tallam <tmsriram@google.com>
2809 (Output_section::Input_section_sort_entry::compare_section_ordering):
2810 Change to return non-zero correctly.
2811 (Output_section::Input_section_sort_section_order_index_compare
2812 ::operator()): Change to fix ambiguity in comparisons.
2814 2010-06-01 Sriraman Tallam <tmsriram@google.com>
2816 * gold.h (is_wildcard_string): New function.
2817 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2818 (Layout::layout_eh_frame): Ditto.
2819 (Layout::find_section_order_index): New method.
2820 (Layout::read_layout_from_file): New method.
2821 * layout.h (Layout::find_section_order_index): New method.
2822 (Layout::read_layout_from_file): New method.
2823 (Layout::input_section_position_): New private member.
2824 (Layout::input_section_glob_): New private member.
2825 * main.cc (main): Call read_layout_from_file here.
2826 * options.h (--section-ordering-file): New option.
2827 * output.cc (Output_section::input_section_order_specified_): New
2829 (Output_section::Output_section): Initialize new member.
2830 (Output_section::add_input_section): Add new parameter.
2831 Keep input sections when --section-ordering-file is used.
2832 (Output_section::set_final_data_size): Sort input sections when
2833 section ordering file is specified.
2834 (Output_section::Input_section_sort_entry): Add new parameter.
2836 (Output_section::Input_section_sort_entry::compare_section_ordering):
2838 (Output_section::Input_section_sort_compare::operator()): Change to
2839 consider section_order_index.
2840 (Output_section::Input_section_sort_init_fini_compare::operator()):
2841 Change to consider section_order_index.
2842 (Output_section::Input_section_sort_section_order_index_compare
2843 ::operator()): New method.
2844 (Output_section::sort_attached_input_sections): Change to sort
2845 according to section order when specified.
2846 (Output_section::add_input_section<32, true>): Add new parameter.
2847 (Output_section::add_input_section<64, true>): Add new parameter.
2848 (Output_section::add_input_section<32, false>): Add new parameter.
2849 (Output_section::add_input_section<64, false>): Add new parameter.
2850 * output.h (Output_section::add_input_section): Add new parameter.
2851 (Output_section::input_section_order_specified): New
2853 (Output_section::set_input_section_order_specified): New method.
2854 (Input_section::Input_section): Initialize section_order_index_.
2855 (Input_section::section_order_index): New method.
2856 (Input_section::set_section_order_index): New method.
2857 (Input_section::section_order_index_): New member.
2858 (Input_section::Input_section_sort_section_order_index_compare): New
2860 (Output_section::input_section_order_specified_): New member.
2861 * script-sections.cc (is_wildcard_string): Delete and move modified
2863 (Output_section_element_input::Output_section_element_input): Modify
2864 call to is_wildcard_string.
2865 (Output_section_element_input::Input_section_pattern
2866 ::Input_section_pattern): Ditto.
2867 (Output_section_element_input::Output_section_element_input): Ditto.
2868 * testsuite/Makefile.am (final_layout): New test case.
2869 * testsuite/Makefile.in: Regenerate.
2870 * testsuite/final_layout.cc: New file.
2871 * testsuite/final_layout.sh: New file.
2873 2010-06-01 Rafael Espindola <espindola@google.com>
2875 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2877 2010-06-01 Rafael Espindola <espindola@google.com>
2879 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2880 visibility of symbols.
2882 2010-05-27 Doug Kwan <dougkwan@google.com>
2884 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2885 from start of output section instead of address for a local symbol
2886 in a merged or relaxed section when doing a relocatable link.
2888 2010-05-26 Rafael Espindola <espindola@google.com>
2891 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2892 adding sections the garbage collector removed.
2893 * gold/testsuite/Makefile.am: Add test.
2894 * gold/testsuite/Makefile.in: Regenerate.
2895 * gold/testsuite/plugin_test_7.sh: New.
2896 * gold/testsuite/plugin_test_7_1.c: New.
2897 * gold/testsuite/plugin_test_7_2.c: New.
2899 2010-05-26 Rafael Espindola <espindola@google.com>
2901 * script-sections.cc (Output_section_definition::set_section_addresses):
2902 Check for --section-start.
2904 2010-05-26 Doug Kwan <dougkwan@google.com>
2906 * arm.cc (Arm_scan_relocatable_relocs): New class.
2907 (Target_arm::relocate_special_relocatable): New method.
2908 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2909 (Arm_relocate_functions::thumb_branch_common): Same.
2910 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2911 instead of Default_scan_relocatable_relocs.
2912 * target-reloc.h (relocate_for_relocatable): Let target handle
2913 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2914 * target.h (Sized_target::relocate_special_relocatable): New method.
2916 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2918 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2920 2010-05-23 Doug Kwan <dougkwan@google.com>
2922 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2924 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2925 with a direct branch, not a conditional branch, to a stub.
2926 * merge.cc (Output_merge_base::record_input_section): New method
2928 (Output_merge_data::do_add_input_section): Record input section if
2929 keeps-input-sections flag is set.
2930 (Output_merge_string::do_add_input_section): Ditto.
2931 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2932 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2934 (Output_merge_base::keeps_input_sections,
2935 Output_merge_base::set_keeps_input_sections,
2936 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2938 (Output_merge_base::Input_sections): New type declaration.
2939 (Output_merge_base::input_sections_begin,
2940 Output_merge_base::input_sections_end,
2941 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2942 (Output_merge_base::bool keeps_input_sections_,
2943 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2944 Output_merge_base::input_sections_): New data members.
2945 (Output_merge_data::do_set_keeps_input_sections): New method
2947 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2948 * output.cc (Output_section::Input_section::relobj): Move method
2949 defintion from class declaration to here and handle merge sections.
2950 (Output_section::Input_section::shndx): Ditto.
2951 (Output_section::Output_section): Remove initializations of removed
2952 data members and initialize new data member LOOKUP_MAPS_.
2953 (Output_section::add_input_section): Set keeps-input-sections flag
2954 for a newly created merge output section as appropriate. Adjust code
2955 to use Output_section_lookup_maps class.
2956 (Output_section::add_relaxed_input_section): Adjst code for lookup
2957 maps code refactoring.
2958 (Output_section::add_merge_input_section): Add a new parameter
2959 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2960 class. If adding input section to a newly created merge output
2961 section fails, remove the new merge section.
2962 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
2963 Adjust code for use of the Output_section_lookup_maps class.
2964 (Output_section::find_merge_section): Ditto.
2965 (Output_section::build_lookup_maps): New method defintion.
2966 (Output_section::find_relaxed_input_section): Adjust code to use
2967 Output_section_lookup_maps class.
2968 (Output_section::get_input_sections): Export merge sections. Adjust
2969 code to use Output_section_lookup_maps class.
2970 (Output_section:::add_script_input_section): Adjust code to use
2971 Output_section_lookup_maps class. Update lookup maps for merge
2973 (Output_section::discard_states): Use Output_section_lookup_maps.
2974 (Output_section::restore_states): Same.
2975 * output.h (Merge_section_properties): Move class defintion out of
2977 (Output_section_lookup_maps): New class.
2978 (Output_section::Input_section::is_merge_section): New method
2980 (Output_section::Input_section::relobj): Move defintion out of class
2981 defintion. Declare method only.
2982 (Output_section::Input_section::shndx): Ditto.
2983 (Output_section::Input_section::output_merge_base): New method defintion.
2984 (Output_section::Input_section::u2_.pomb): New union field.
2985 (Output_section::Merge_section_by_properties_map,
2986 Output_section::Output_section_data_by_input_section_map,
2987 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2989 (Output_section::add_merge_input_section): Add new parameter
2990 KEEPS_INPUT_SECTIONS.
2991 (Output_section::build_lookup_maps): New method declaration.
2992 (Output_section::merge_section_map_,
2993 Output_section::merge_section_by_properties_map_,
2994 Output_section::relaxed_input_section_map_,
2995 Output_section::is_relaxed_input_section_map_valid_): Remove data
2997 (Output_section::lookup_maps_): New data member.
2999 2010-05-21 Doug Kwan <dougkwan@google.com>
3002 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3003 avoid a compilation error.
3005 2010-05-19 Rafael Espindola <espindola@google.com>
3007 * script-sections.cc (Output_section_definition::allocate_to_segment):
3008 Update the phdrs_list even when the output section is NULL.
3009 * testsuite/Makefile.am: Add test.
3010 * testsuite/Makefile.in: Regenerate.
3011 * testsuite/script_test_9.cc: New.
3012 * testsuite/script_test_9.sh: New.
3013 * testsuite/script_test_9.t: New.
3015 2010-05-19 Doug Kwan <dougkwan@google.com>
3017 * arm.cc (Arm_input_section::original_size): New method.
3018 (Arm_input_section::do_addralign): Add a cast.
3019 (Arm_input_section::do_output_offset): Remove static cast.
3020 (Arm_input_section::original_addralign,
3021 Arm_input_section::original_size_): Change type to uint32_t.
3022 (Arm_input_section::init): Add safe casts for section alignment
3024 (Arm_input_section::set_final_data_size): Do not set address and
3025 offset of stub table.
3026 (Arm_output_section::fix_exidx_coverage): Change use of of
3027 Output_section::Simple_input_section to that of
3028 Output_section::Input_section.
3029 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3030 except for the first pass.
3031 * output.cc (Output_section::get_input_sections): Change type of
3032 input_sections to std::list<Input_section>.
3033 (Output_section::add_script_input_section): Rename from
3034 Output_section::add_simple_input_section. Change type of SIS
3035 parameter from Simple_input_section to Input_section.
3036 * output.h (Output_section::Simple_input_section): Remove class.
3037 (Output_section::Input_section): Change class visibility to public.
3038 (Output_section::Input_section::addralign): Use stored alignments
3039 for special input sections if set.
3040 (Output_section::Input_section::set_addralign): New method.
3041 (Output_section::get_input_sections): Change parameter type from
3042 list of Simple_input_section to list of Input_section.
3043 (Output_section::add_script_input_section): Rename from
3044 Output_section::add_simple_input_section. Change first parameter's
3045 type from Simple_input_section to Input_section and remove the
3046 second and third parameters.
3047 * script-sections.cc (Input_section::Input_section_list): Change
3048 type to list of Output_section::Input_section/
3049 (Input_section_info::Input_section_info): Change parameter type of
3050 INPUT_SECTION to Output_section::Input_section.
3051 (Input_section_info::input_section): Change return type.
3052 (Input_section_info::input_section_): Change type to
3053 Output_section::Input_section.
3054 (Output_section_element_input::set_section_addresses): Adjust code
3055 to use Output_section::Input_section instead of
3056 Output_section::Simple_input_section. Adjust code for renaming
3057 of Output_section::add_simple_input_section.
3058 (Orphan_output_section::set_section_addresses): Ditto.
3060 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3062 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3063 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3065 2010-05-18 Rafael Espindola <espindola@google.com>
3067 * options.cc (General_options::finalize): Handle -nostdlib.
3068 * options.h (nostdlib): New option.
3069 * script.cc (script_add_search_dir): Handle -nostdlib.
3071 2010-05-12 Doug Kwan <dougkwan@google.com>
3073 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3074 attributes section only if there no attributes section after merging.
3075 (Target_arm::merge_object_attributes): Move value of
3076 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3077 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3078 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3079 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3080 and arm_attr_merge_7.stdout.
3081 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3082 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3083 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3084 arm_attr_merge_7b.o): New rules.
3085 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3087 * testsuite/Makefile.in: Regenerate.
3088 * testsuite/arm_attr_merge.sh: New file.
3089 * testsuite/arm_attr_merge_[67][ab].s: Same.
3091 2010-05-05 Nick Clifton <nickc@redhat.com>
3093 * po/es.po: Updated Spanish translation.
3095 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3097 * Makefile.am (install-exec-local): Properly install gold as
3098 default cross linker.
3099 * Makefile.in: Regenerated.
3101 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3102 Nick Clifton <nickc@redhat.com>
3104 * configure.ac (install_as_default): Define and set to false
3105 unless --enable-gold or --enable-gold=both/gold has been
3107 * configure: Regenerate.
3109 * Makefile.am (install-exec-local): Install the executable as
3110 'ld.gold'. If install_as_default is true then also install it as
3112 * Makefile.in: Regenerated.
3114 2010-04-24 Ian Lance Taylor <iant@google.com>
3116 * layout.cc (Layout::layout_reloc): In relocatable link don't
3117 combine reloc sections for grouped sections.
3119 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3121 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3122 sections that are not ordinary to icf.
3123 * icf.cc (get_section_contents): Handle relocation pointing to section
3124 with no object or shndx information.
3125 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3126 * testsuite/Makefile.in: Regenerate.
3127 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3128 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3130 2010-04-22 Ian Lance Taylor <iant@google.com>
3132 * expression.cc (Expression::Expression_eval_info): Add
3133 result_alignment_pointer field.
3134 (Expression::eval_with_dot): Add result_alignment_pointer
3135 parameter. Change all callers.
3136 (Expression::eval_maybe_dot): Likewise.
3137 (class Binary_expression): Add alignment_pointer parameter to
3138 left_value and right_value. Change all callers.
3139 (BINARY_EXPRESSION): Set result alignment.
3140 (class Trinary_expression): Add alignment_pointer parameter to
3141 arg2_value and arg3_value. Change all callers.
3142 (Trinary_cond::value): Set result alignment.
3143 (Max_expression::value, Min_expression::value): Likewise.
3144 (Align_expression::value): Likewise.
3145 * script-sections.cc (class Sections_element): Add dot_alignment
3146 parameter to set_section_addresses virtual function. Update
3148 (class Output_section_element): Likewise.
3149 (Script_sections::create_segments): Add dot_alignment parameter.
3151 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3152 (Script_sections::set_phdrs_clause_addresses): Likewise.
3153 * script-sections.h: Update declarations.
3154 * script.h: Update declarations.
3155 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3157 * testsuite/script_test_3.t: Set large alignment.
3158 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3159 segment has expected alignment.
3161 2010-04-22 Nick Clifton <nickc@redhat.com>
3163 * po/gold.pot: Updated by the Translation project.
3164 * po/vi.po: Updated Vietnamese translation.
3166 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3168 * testsuite/Makefile.am (check_PROGRAMS): Add
3169 icf_virtual_function_folding_test.
3170 * testsuite/Makefile.in: Regenerated.
3172 2010-04-15 Andrew Haley <aph@redhat.com>
3174 * options.h (merge_exidx_entries): New option.
3175 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3176 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3177 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3178 (Target_arm::merge_exidx_entries): New function.
3179 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3180 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3181 to Arm_exidx_fixup constructor.
3182 Add new arg, merge_exidx_entries.
3183 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3184 Arm_output_section::fix_exidx_coverage.
3186 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3188 * icf.cc (get_section_contents): Check for preemptible functions.
3189 Ignore addend when appropriate.
3190 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3192 (add_from_relobj): Check for section folded.
3193 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3194 * symtab.h (should_add_dynsym_entry): Add new parameter.
3195 * target-reloc.h (scan_relocs): Check for section folded.
3196 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3197 Check reloc types for function pointers in shared objects.
3198 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3200 (icf_preemptible_functions_test): New test case.
3201 (icf_string_merge_test): New test case.
3202 * testsuite.Makefile.in: Regenerate.
3203 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3204 bar_glob. Refactor code.
3205 * testsuite/icf_preemptible_functions_test.cc: New file.
3206 * testsuite/icf_preemptible_functions_test.sh: New file.
3207 * testsuite/icf_string_merge_test.cc: New file.
3208 * testsuite/icf_string_merge_test.sh: New file.
3209 * testsuite/icf_virtual_function_folding_test.cc: New file.
3210 * testsuite/icf_virtual_function_folding_test.sh: New file.
3212 2010-04-14 Doug Kwan <dougkwan@google.com>
3214 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3215 for local symbol recounting if we remove a section due to ICF.
3216 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3217 there are no regular objects in input.
3219 2010-04-13 Doug Kwan <dougkwan@google.com>
3221 * arm.cc (Arm_input_section::set_final_data_size): Compute
3222 accurate final data size instead of using current data size.
3224 2010-04-09 Doug Kwan <dougkwan@google.com>
3226 * layout.cc (Layout::choose_output_section): Handle script section
3228 (Layout::make_output_section_for_script): Add section type parameter.
3229 Handle script section types.
3230 * layout.h (Layout::make_output_section_for_script): Add section
3232 * output.cc (Output_section::Output_section): Initialize data member
3234 (Output_section::do_reset_address_and_file_offset): Do not set address
3235 to 0 if section is a NOLOAD section.
3236 * output.h (Output_section::is_noload): New method.
3237 (Output_section::set_is_noload): Ditto.
3238 (Output_section::is_noload_): New data member.
3239 * script-c.h (Script_section_type): New enum type.
3240 (struct Parser_output_section_header): Add new file section_type.
3241 * script-sections.cc (Sections_element::output_section_name): Add
3242 parameter for returning script section type.
3243 (Output_section_definition::output_section_name): Ditto.
3244 (Output_section_definition::section_type)P; New method.
3245 (Output_section_definiton::script_section_type_name): Ditto.
3246 (Output_section_definition::script_section_type_): New data member.
3247 (Output_section_definition::Output_section_definition): Initialize
3248 data member Output_section_definition::script_section_type_.
3249 (Output_section_definition::create_sections): Pass script section type
3250 to Layout::make_output_section_for_script.
3251 (Output_section_definition::output_section_name): Return script
3252 section type to caller.
3253 (Output_section_definition::set_section_address): Do not advance
3254 dot value and load address if section type is NOLOAD. Set address
3255 of NOLOAD sections regardless of section flags.
3256 (Output_section_definition::print): Print section type if it is
3257 not SCRIPT_SECTION_TYPE_NONE.
3258 (Output_section_definition::section_type): New method.
3259 (Output_section_definition::script_section_type_name): Ditto.
3260 (Script_sections::output_section_name): Add new parameter
3261 PSECTION_TYPE for returning script section type. Pass it to
3262 section elements. Handle discard sections.
3263 (Sort_output_sections::operator()): Handle NOLOAD sections.
3264 * script-sections.h (Script_sections::Section_type): New enum type.
3265 (Script_sections::output_section_name): Add a new parameter for
3266 returning script section type.
3267 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3269 * yyscript.y (union): Add new field SECTION_TYPE.
3270 (COPY, DSECT, INFO, NOLOAD): New tokens.
3271 (opt_address_and_section_type): Change type to output_section_header.
3272 (section_type): New non-terminal
3273 (section_header): Handle section type.
3274 (opt_address_and_section_type): Return section type value.
3276 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3278 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3279 * testsuite/plugin_common_test_2.c (foo): Likewise.
3281 2010-04-08 Doug Kwan <dougkwan@google.com>
3283 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3285 * output.cc (Output_section::add_merge_input_section): Simplify
3286 code and return status of Output_merge_base::add_input_section.
3287 Update merge section map only if Output_merge_base::add_input_section
3290 2010-04-07 Doug Kwan <dougkwan@google.com>
3292 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3293 if section is marked as containing instructions but has no mapping
3295 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3296 correct section index.
3297 (Arm_relobj::find_linked_text_section): Ditto.
3299 2010-04-07 Cary Coutant <ccoutant@google.com>
3301 * archive.cc (include_member): Destroy Read_symbols_data object before
3303 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3304 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3305 (Read_symbols_data::~Read_symbols_data) New destructor.
3306 (Section_relocs::Section_relocs) New constructor.
3307 (Section_relocs::~Section_relocs) New destructor.
3308 (Read_relocs_data::Read_relocs_data) New constructor.
3309 (Read_relocs_data::~Read_relocs_data) New destructor.
3310 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3311 pointers to NULL after deleting.
3313 2010-04-07 Doug Kwan <dougkwan@google.com>
3315 * arm.cc: Replace "endianity" with "endianness" in comments.
3316 (Arm_exidx_cantunwind): Ditto.
3317 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3318 (Arm_relobj::merge_flags_and_attributes): New method.
3319 (Arm_relobj::merge_flags_and_attributes_): New data member.
3320 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3321 (Arm_relobj::scan_sections_for_stubs): Ditto.
3322 (Arm_relobj::do_read_symbols): Check to see if we really want to
3323 merge processor-specific flags and attributes. Exit early if
3324 an object is empty except for section names and the undefined symbol.
3325 (Target_arm::do_finalize_sections): Move check for ELF format to
3326 Arm_relobj::do_read_symbols. Merge processor specific flags and
3327 attributes from a regular object only when we have determined that
3328 it is aapropriate. Do not create an .ARM.attributes section in
3329 output if there is no regular input object.
3330 (Target_arm::merge_processor_specific_flags): Check
3331 --warn-mismatch before printing any error.
3332 (Target_arm::merge_object_attributes): Ditto.
3333 * gold.cc (queue_middle_tasks): Handle the case in which there is
3334 no regular object in input.
3335 * options.cc (General_options::parse_EB): New method.
3336 (General_options::parse_EL): Same.
3337 (General_options::General_options): Initialize endianness_.
3338 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3340 (General_options::Endianness): New enum.
3341 (General_options::endianness): New method.
3342 (General_options::endianness_): New data member.
3343 * parameters.cc (Parameters::set_options): Check target endianness.
3344 (Parameters::set_target_once): Ditto.
3345 (Parameters::check_target_endianness): New method.
3346 (parameters_force_valid_target): If either -EL or -EB is specified,
3347 use it to define endianness of default target.
3348 * parameters.h (Parameters::check_target_endianness): New method
3350 * target.h (class Target): Change "endianity" to "endianness"
3353 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3355 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3356 * configure: Regenerate.
3357 * Makefile.in: Regenerate.
3358 * testsuite/Makefile.in: Regenerate.
3360 2010-04-06 Cary Coutant <ccoutant@google.com>
3363 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3364 prevailing definitions of common symbols.
3365 * testsuite/plugin_test_6.sh: New test case.
3366 * testsuite/plugin_common_test_1.c: New test case.
3367 * testsuite/plugin_common_test_2.c: New test case.
3368 * testsuite/Makefile.am (plugin_test_6): New test case.
3369 * testsuite/Makefile.in: Regenerate.
3371 2010-04-06 Nick Clifton <nickc@redhat.com>
3373 * po/vi.po: New Vietnamese translation.
3375 2010-03-30 Doug Kwan <dougkwan@google.com>
3377 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
3379 2010-03-25 Doug Kwan <dougkwan@google.com>
3381 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
3382 to avoid a conversion warning on a 32-bit host.
3384 2010-03-24 Ian Lance Taylor <iant@google.com>
3386 * testsuite/script_test_3.t: Add a TLS segment.
3387 * testsuite/Makefile.am (check_PROGRAMS): Add
3388 tls_phdrs_script_test.
3389 (tls_phdrs_script_test_SOURCES): Define.
3390 (tls_phdrs_script_test_DEPENDENCIES): Define.
3391 (tls_phdrs_script_test_LDFLAGS): Define.
3392 (tls_phdrs_script_test_LDADD): Define.
3393 * testsuite/Makefile.in: Rebuild.
3395 2010-03-23 Cary Coutant <ccoutant@google.com>
3397 * fileread.cc (find_or_make_view): Fix comment.
3399 2010-03-23 Ian Lance Taylor <iant@google.com>
3401 * script-sections.cc (class Orphan_section_placement): Define
3402 PLACE_TLS and PLACE_TLS_BSS.
3403 (Orphan_section_placement::Orphan_section_placement): Initialize
3405 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
3406 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
3407 (tls_script_test_SOURCES): Define.
3408 (tls_script_test_DEPENDENCIES): Define.
3409 (tls_script_test_LDFLAGS): Define.
3410 (tls_script_test_LDADD): Define.
3411 * testsuite/Makefile.in: Rebuild.
3413 2010-03-22 Doug Kwan <dougkwan@google.com>
3415 * arm.cc (Arm_relocate_functions::abs8,
3416 Arm_relocate_functions::abs16): Use correct check for overflow
3417 specified in the ARM ELF specs.
3418 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
3419 target of a BLX instruction specially.
3420 (Reloc_stub::stub_type_for_reloc): Ditto.
3421 (Relocate::relocate): Use symbolic names instead of numeric relocation
3422 codes to report error.
3423 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
3425 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3426 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3427 thumb2_blx_out_of_range.stdout
3428 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3429 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3430 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3431 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3432 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3433 thumb2_blx_in_range, thumb2_blx_in_range.o,
3434 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3435 thumb2_blx_out_of_range.o): New rules.
3436 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3437 thumb2_blx_in_range and thumb2_blx_out_of_range.
3438 * testsuite/Makefile.in: Regenerate.
3439 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3440 * testsuite/thumb_blx_in_range.s: New file.
3441 * testsuite/thumb_blx_out_of_range.s: New file.
3443 2010-03-22 Rafael Espindola <espindola@google.com>
3445 * archive.cc (Should_include): Move to archive.h.
3446 (should_include_member): Make it a member of Archive.
3448 (Add_lib_group_symbols): New.
3449 * archive.h: Include options.h.
3450 (Archive_member): Moved from Archive.
3451 (Should_include): Moved from archive.cc.
3453 (Add_lib_group_symbols): New.
3454 * dynobj.cc (do_should_include_member): New.
3455 * dynobj.h (do_should_include_member): New.
3456 * gold.cc (queue_initial_tasks): Update call to queue.
3457 * main.cc (main): Print lib group stats.
3458 * object.cc (do_should_include_member): New.
3459 * object.h: Include archive.h.
3460 (Object::should_include_member): New.
3461 (Object::do_should_include_member): New.
3462 (Sized_relobj::do_should_include_member): New.
3463 * options.cc (General_options::parse_start_lib): New.
3464 (General_options::parse_end_lib): New.
3465 (Input_arguments::add_file): Handle lib groups.
3466 (Input_arguments::start_group): Check we are not in a lib.
3467 (Input_arguments::start_lib): New.
3468 (Input_arguments::end_lib): New.
3469 * options.h (General_options): Add start_lib and end_lib.
3470 (Input_argument::lib_): New.
3471 (Input_argument::lib): New.
3472 (Input_argument::is_lib): New.
3473 (Input_file_lib): New.
3474 (Input_arguments::in_lib_): New.
3475 (Input_arguments::in_lib): New.
3476 (Input_arguments::start_lib): New.
3477 (Input_arguments::end_lib_): New.
3478 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3479 in unused members as preempted.
3480 (Sized_pluginobj::do_should_include_member): New.
3481 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3482 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3484 (Read_symbols::do_whole_lib_group): New.
3485 (Read_symbols::do_lib_group): New.
3486 (Read_symbols::do_read_symbols): Handle lib groups.
3487 (Read_symbols::get_name): Handle lib groups.
3488 * readsyms.h (Read_symbols): Add an archive member pointer.
3489 (Read_symbols::do_whole_lib_group): New.
3490 (Read_symbols::do_lib_group): New.
3491 (Read_symbols::member_): New.
3492 * script.cc (read_input_script): Update call to queue_soon.
3494 2010-03-19 Doug Kwan <dougkwan@google.com>
3496 * arm.cc (Stub_table::Stub_table): Initialize new data members
3497 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3498 (Stub_table::add_reloc_stub): Assign stub offset and update
3499 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3500 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3502 (Stub_table::update_data_size_and_addralign): Use
3503 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3504 instead of going over all reloc stubs.
3505 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3506 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3507 Stringpool_template::offset_ to size of Stringpool_char.
3508 (Stringpool_template::new_key_offset): Remove code to initialize
3509 Stringpool_template::offset_.
3510 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3511 Stringpool_template::offset_ to zero.
3513 2010-03-15 Doug Kwan <dougkwan@google.com>
3515 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3517 (Stringpool_template::new_key_offset): New method.
3518 (Stringpool_template::add_string): Assign offsets when adding new
3520 (Stringpool_template::set_string_offsets): Do not set string offsets
3521 when not optimizing.
3522 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3524 (Chunked_vector::clear): Clear size_.
3525 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3526 (Chunked_vector::size): Return size_.
3527 (Chunked_vector::push_back): Use size_ to find insert position.
3528 (Chunked_vector::size_): New data member.
3529 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3530 (Stringpool_template::new_key_offset): New method declaration.
3531 (Stringpool_template::offset_): New data member.
3533 2010-03-15 Rafael Espindola <espindola@google.com>
3535 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3536 Add_symbols' constructor.
3537 * readsyms.h (Add_symbols): Remove the input_group member.
3539 2010-03-10 Ian Lance Taylor <iant@google.com>
3541 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3542 target to ask whether a reference to a symbol requires a stack
3544 * target.h (Target::is_call_to_non_split): New function.
3545 (Target::do_is_call_to_non_split): Declare virtual function.
3546 * target.cc: Include "symtab.h".
3547 (Target::do_is_call_to_non_split): New function.
3548 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3550 2010-03-10 Cary Coutant <ccoutant@google.com>
3552 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3553 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3554 (File_read::open[2]): Add whole_file_view_ to list of views.
3555 (File_read::make_view): Remove test of whole_file_view_.
3556 (File_read::find_or_make_view): Create whole_file_view_ if
3558 (File_read::clear_views): Replace bool parameter with enum;
3559 adjust all callers. Don't delete views with permanent data;
3560 do delete cached views and views from archives if
3561 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3562 if clearing the corresponding view.
3563 * fileread.h (File_read::Clear_views_mode): New enum.
3564 (File_read::View::is_permanent_view): New method.
3565 (File_read::clear_views): Replace bool parameter
3566 with enum; adjust all callers.
3567 * options.h (General_options): Change keep_files_mapped option;
3568 add map_whole_files.
3569 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3571 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3574 2010-03-10 David S. Miller <davem@davemloft.net>
3576 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3578 2010-03-09 Sriraman Tallam <tmsriram@google.com>
3580 * icf.cc (get_section_contents): Add '@' marker after processing the
3583 2010-03-08 Doug Kwan <dougkwan@google.com>
3585 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3586 due to a conversion warning.
3587 (Arm_relobj::update_output_local_symbol_count): Check for local
3588 symbol with unset output index.
3590 2010-03-05 Ian Lance Taylor <iant@google.com>
3592 * options.h (class General_options): Add --spare-dynamic-tags.
3593 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3594 --spare-dynamic-tags.
3596 2010-03-05 Ian Lance Taylor <iant@google.com>
3598 * incremental.cc: Include "libiberty.h".
3600 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3602 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3603 function, is_info_ member.
3604 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3605 (Versions::Versions): Update caller.
3606 (Versions::define_base_version): Likewise.
3607 (Versions::add_def): Likewise.
3609 2010-03-03 Sriraman Tallam <tmsriram@google.com>
3611 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3612 (Scan::possible_function_pointer_reloc): New function.
3613 (Scan::local_reloc_may_be_function_pointer): Change to call
3614 possible_function_pointer_reloc.
3615 (Scan::global_reloc_may_be_function_pointer): Ditto.
3616 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3617 relocations in ".data.rel.ro._ZTV" section.
3618 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3619 * testsuite/icf_safe_so_test.cc: Ditto.
3620 * testsuite/icf_safe_test.cc: Ditto.
3621 * testsuite/icf_safe_test.sh: Ditto.
3623 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3624 Ian Lance Taylor <iant@google.com>
3626 * target-reloc.h (relocate_section): Check the symbol table index
3627 for -1U before setting the local symbol index.
3628 (scan_relocatable_relocs): If copying the relocation, record that
3629 the local symbol is required.
3630 * object.h (Symbol_value::is_output_symtab_index_set): New
3632 (Symbol_value::may_be_discarded_from_output_symtab): New
3634 (Symbol_value::has_output_symtab_entry): New function.
3635 (Symbol_value::needs_output_symtab_entry): Remove.
3636 (Symbol_value::output_symtab_index): Make sure the symbol index is
3638 (Symbol_value::set_output_symtab_index): Make sure the symbol
3639 index is not set. Make sure the new index is valid.
3640 (Symbol_value::set_must_have_output_symtab_entry): New function.
3641 (Symbol_value::has_output_dynsym_entry): New function.
3642 (Symbol_value::set_output_dynsym_index): Make sure the new index
3644 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3645 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3646 local symbol if permitted.
3647 (Sized_relobj::do_finalize_local_symbols): Call
3648 is_output_symtab_index_set rather than needs_output_symtab_entry.
3649 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3650 rather than needs_output_symtab_entry. Call
3651 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3652 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3653 is_output_symtab_index_set rather than needs_output_symtab_entry.
3654 * testsuite/discard_locals_relocatable_test.c: New file.
3655 * testsuite/discard_locals_test.sh: Test -r.
3656 * testsuite/Makefile.am (check_DATA): Add
3657 discard_locals_relocatable_test1.syms,
3658 discard_local_relocatable_test2.syms.
3659 (MOSTLYCLEANFILES): Likewise. Also add
3660 discard_locals_relocatable_test1.lout and
3661 discard_locals_relocatable_test2.out.
3662 (discard_locals_relocatable_test1.syms): New target.
3663 (discard_locals_relocatable_test.o): New target.
3664 (discard_locals_relocatable_test1.out): New target.
3665 (discard_locals_relocatable_test2.syms): New target.
3666 (discard_locals_relocatable_test2.out): New target.
3667 (various): Add missing ../ld-new dependencies.
3668 * testsuite/Makefile.in: Rebuild.
3670 2010-03-03 Nick Clifton <nickc@redhat.com>
3672 * po/fi.po: New Finnish translation.
3674 2010-03-01 Doug Kwan <dougkwan@google.com>
3676 * layout.cc (Layout::Layout): Force section types of .init_array*,
3677 .preinit_array* and .fini_array* sections.
3678 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3679 Fix check of return value of std::string::find.().
3680 (Output_section::Input_section_sort_compare::operator()): Remove
3681 comment about .init_array.
3682 (Output_section::Input_section_sort_init_fini_compare::operator()):
3684 (Output_section::sort_attached_input_sections): Handle .init_array
3685 and .fini_array specially.
3686 * output.h (Output_section::Inut_section_sort_compare): Update
3688 (Output_section::Input_section_sort_init_fini_compare): New struct.
3690 2010-02-26 Doug Kwan <dougkwan@google.com>
3692 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3693 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3694 * testsuite/debug_msg.sh: Avoid matching source line number for
3695 use of global variable undef_int.
3697 2010-02-26 Doug Kwan <dougkwan@google.com>
3699 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3700 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3701 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3702 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3703 * options.cc (General_options::General_options): Initialize member
3705 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3706 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3707 and rm_no_fix_v4bx.stdout
3708 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3709 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3710 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3711 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3712 and arm_no_fix_v4bx.
3713 * Makefile.in: Regenerate.
3714 * testsuite/arm_fix_v4bx.s: New file.
3715 * testsuite/arm_fix_v4bx.sh: Ditto.
3717 2010-02-24 Doug Kwan <dougkwan@google.com>
3719 * arm.cc (Target_arm::got_section): Make the .got section the first
3720 non RELRO section in the data segment.
3721 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3722 suffixes of section names.
3724 2010-02-24 Doug Kwan <dougkwan@google.com>
3726 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3727 flags and attributes merging if an input file is a binary file.
3728 * fileread.cc (Input_file::open): Record format of original file.
3729 * fileread.h (Input_file::Format): New enum type.
3730 (Input_file::Input_file): Initialize data member format_.
3731 (Input_file::format): New method definition.
3732 (Input_file::format_):: New data member.
3734 2010-02-24 Doug Kwan <dougkwan@google.com>
3736 * arm.cc (Arm_output_data_got): New class.
3737 (ARM_TCB_SIZE): New constant
3738 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3739 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3740 If user uses a script with a SECTIONS clause, issue only a warning
3741 for a misplaced EXIDX input section. Otherwise, issue an error.
3742 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3744 (Target_arm::got_mode_index_entry): Handle static linking.
3745 (Target_arm::Scan::local): Ditto.
3746 (Target_arm::Scan::global): Ditto.
3747 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3748 all incorrectly implemented relocations.
3749 (Target_arm::fix_exidx_coverage): Pass layout to
3750 Arm_output_section::fix_exidx_coverage.
3751 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3752 from ".ARM.exidx." and ".ARM.extab.".
3754 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3756 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3757 section if it does not already exist.
3758 * attributes.cc (Attributes_section_data::Attributes_section_data):
3759 Don't crash if size is zero.
3761 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3762 Ian Lance Taylor <iant@google.com>
3764 * gold.cc (queue_middle_tasks): If no input files were opened,
3766 * workqueue.h (Task_function::Task_function): Assert that there is
3769 2010-02-22 Doug Kwan <dougkwan@google.com>
3771 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3772 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3773 types to avoid warnings due to different uint64_t implementations
3776 2010-02-21 Doug Kwan <dougkwan@google.com>
3778 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3779 handling of the maximum backward branch offset.
3780 (Arm_relocate_functions::thumb_branch_common): Ditto.
3781 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3782 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
3783 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
3784 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3785 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3786 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3787 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3788 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3789 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3790 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3791 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3792 thumb2_bl_out_of_range.o): New rules.
3793 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3794 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3795 thumb2_bl_out_of_range
3796 * testsuite/Makefile.in: Regenerate.
3797 * testsuite/arm_bl_in_range.s: New file.
3798 * testsuite/arm_bl_out_of_range.s: Ditto.
3799 * testsuite/arm_branch_in_range.sh: Ditto.
3800 * testsuite/arm_branch_range.t: Ditto.
3801 * testsuite/thumb2_branch_range.t: Ditto.
3802 * testsuite/thumb_bl_in_range.s: Ditto.
3803 * testsuite/thumb_bl_out_of_range.s: Ditto.
3804 * testsuite/thumb_branch_range.t: Ditto.
3806 2010-02-20 Sriraman Tallam <tmsriram@google.com>
3808 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3809 Add reloc offset information.
3810 * icf.cc (get_section_contents): Change iterators to point to the new
3811 vectors. Add reloc offset information to the contents.
3812 * icf.h (Icf::Sections_reachable_info): New typedef.
3813 (Icf::Sections_reachable_list): New typedef.
3814 (Icf::Offset_info): New typedef.
3815 (Icf::Reloc_info): New struct typedef.
3816 (Icf::Reloc_info_list): New typedef.
3817 (Icf::symbol_reloc_list): Delete method.
3818 (Icf::addend_reloc_list): Delete method.
3819 (Icf::section_reloc_list): Delete method.
3820 (Icf::reloc_info_list): New method.
3821 (Icf::reloc_info_list_): New member.
3823 2010-02-19 Doug Kwan <dougkwan@google.com>
3825 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3826 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3827 * arm.cc (Arm_relocation_functions): New forward declaration.
3828 (Target_arm::Target_arm): Initialize new data members
3829 got_mod_index_offset_ and tls_base_symbol_defined_.
3830 (Target_arm::Relocate::relocate_tls): New method.
3831 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3832 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3834 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3835 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3836 (Target_arm::got_mod_index_offset_,
3837 Target_arm::tls_base_symbol_defined_): New data members.
3838 (Target_arm::Scan::local, Target::Scan::global,
3839 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3842 2010-02-18 Doug Kwan <dougkwan@google.com>
3844 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3845 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3846 text section as a parameter becuase some broken tools may not set
3847 the link in section header.
3848 (Target_arm::has_got_section): New method.
3849 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3850 without any mapping symbol as data only. Remove warning.
3851 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3852 link in its section header, try to discover the link by inspecting the
3853 REL31 relocation at the beginning of the section.
3854 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3856 (Target_arm::Scan::global): Treat any reference to the symbol
3857 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3859 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3861 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3862 (Scan::global_reloc_may_be_function_pointer): New function.
3863 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3864 (Scan::global_reloc_may_be_function_pointer): New function.
3865 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3866 (Scan::global_reloc_may_be_function_pointer): New function.
3867 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3868 (Scan::global_reloc_may_be_function_pointer): New function.
3869 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3870 (Scan::global_reloc_may_be_function_pointer): New function.
3871 (Scan::possible_function_pointer_reloc): New function.
3872 (Target_x86_64::can_check_for_function_pointers): New function.
3873 * gc.h (gc_process_relocs): Scan relocation types to determine if
3874 function pointers were taken for targets that support it.
3875 * icf.cc (Icf::find_identical_sections): Include functions for
3876 folding in safe ICF whose pointer is not taken.
3877 * icf.h (Secn_fptr_taken_set): New typedef.
3878 (fptr_section_id_): New member.
3879 (section_has_function_pointers): New function.
3880 (set_section_has_function_pointers): New function.
3881 (check_section_for_function_pointers): New function.
3882 * options.h: Fix comment for safe ICF option.
3883 * target.h (can_check_for_function_pointers): New function.
3884 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3885 Modify icf_safe_test for X86-64.
3886 * testsuite/Makefile.in: Regenerate.
3887 * testsuite/icf_safe_so_test.cc: New file.
3888 * testsuite/icf_safe_so_test.sh: New file.
3889 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3890 (main): Change to take pointer to function kept_func_3.
3891 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3892 folding is done correctly for X86-64.
3894 2010-02-12 David S. Miller <davem@davemloft.net>
3896 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3897 is_symbolless parameter.
3898 (Output_reloc<SHT_REL>::is_symbolless): New.
3899 (Output_reloc<SHT_REL>::is_symbolless_): New.
3900 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3901 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3902 (Output_reloc<SHT_RELA>::is_symbolless): New.
3903 (Output_data_reloc::add_global): Handle is_symbolless.
3904 (Output_data_reloc::add_global_relative): Likewise.
3905 (Output_data_reloc::add_local): Likewise.
3906 (Output_data_reloc::add_local_relative): Likewise.
3907 (Output_data_reloc::add_symbolless_global_addend): New.
3908 (Output_data_reloc::add_symbolless_local_addend): New.
3909 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3911 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3912 instead of ->is_relative_
3913 (Output_reloc::write): Likewise.
3914 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3915 (Output_reloc::write_rel): Simplify.
3917 * sparc.cc (Target_sparc::Scan::local): Use
3918 ->add_symbolless_local_addend as needed.
3919 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3920 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3921 based upon relocation offset.
3923 2010-02-11 Doug Kwan <dougkwan@google.com>
3925 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3926 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3927 beginning of function.
3928 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3929 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3930 parameter is_32bit in calls to should_apply_static_reloc.
3931 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3932 (check_DATA): Add arm_abs_global.stdout.
3933 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3934 arm_abs_global.stdout): New rules.
3935 (MOSTLLYCLEANFILES): Add arm_abs_global
3936 * Makefile.in: Regenerate.
3937 * testsuite/arm_abs_global.s: New file.
3938 * testsuite/arm_abs_global.sh: Ditto.
3939 * testsuite/arm_abs_lib.s: Ditto.
3941 2010-02-11 Ian Lance Taylor <iant@google.com>
3943 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3945 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3946 Allocate_commons_task first.
3947 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3948 task, rather than symtab_lock_.
3949 (Gc_process_relocs::~Gc_process_relocs): New function.
3950 (Gc_process_relocs::is_runnable): Check this_blocker_.
3951 (Gc_process_relocs::locks): Use next_blocker_ rather than
3953 (Scan_relocs::~Scan_relocs): New function.
3954 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3956 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3958 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3959 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3960 constructor accordingly.
3961 (class Gc_process_relocs): Likewise.
3962 (class Scan_relocs): Likewise.
3963 * common.h (class Allocate_commons_task): Remove symtab_lock_
3964 field, and corresponding constructor parameter.
3965 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3967 (Allocate_commons_task::locks): Likewise.
3969 2010-02-11 Ian Lance Taylor <iant@google.com>
3971 * gold-threads.h (class Once): Define.
3972 (class Initialize_lock): Rewrite as child of Once.
3973 * gold-threads.cc (class Once_initialize): Define.
3974 (once_pointer_control): New static variable.
3975 (once_pointer, once_arg): New static variables.
3976 (c_run_once): New static function.
3977 (Once::Once, Once::run_once, Once::internal_run): New functions.
3978 (class Initialize_lock_once): Remove.
3979 (initialize_lock_control): Remove.
3980 (initialize_lock_pointer): Remove.
3981 (initialize_lock_once): Remove.
3982 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3983 (Initialize_lock::initialize): Rewrite.
3984 (Initialize_lock::do_run_once): New function.
3985 * archive.cc (Archive::interpret_header): Only clear name if it is
3987 * fileread.cc: Include "gold-threads.h"
3988 (file_counts_lock): New static variable.
3989 (file_counts_initialize_lock): Likewise.
3990 (File_read::release): Only increment counts when using --stats.
3991 Use a lock around the increment.
3992 * parameters.cc (class Set_parameters_target_once): Define.
3993 (set_parameters_target_once): New static variable.
3994 (Parameters::Parameters): Move here from parameters.h.
3995 (Parameters::set_target): Rewrite.
3996 (Parameters::set_target_once): New function.
3997 (Parameters::clear_target): Move here and rewrite.
3998 * parameters.h (class Parameters): Update declarations. Add
3999 set_parameters_target_once_ field.
4000 (Parameters::Parameters): Move to parameters.cc.
4001 (Parameters::clear_target): Likewise.
4002 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4004 (Start_group::~Start_group): New function.
4005 (Start_group::is_runnable): New function.
4006 (Start_group::locks, Start_group::run): New functions.
4007 (Finish_group::run): Change saw_undefined to size_t.
4008 * readsyms.h (class Start_group): Define.
4009 (class Finish_group): Change saw_undefined_ field to size_t.
4010 (Finish_group::Finish_group): Remove saw_undefined and
4011 this_blocker parameters. Change all callers.
4012 (Finish_group::set_saw_undefined): New function.
4013 (Finish_group::set_blocker): New function.
4014 * symtab.h (class Symbol_table): Change saw_undefined to return
4015 size_t. Change saw_undefined_ field to size_t.
4016 * target-select.cc (Set_target_once::do_run_once): New function.
4017 (Target_selector::Target_selector): Initialize set_target_once_
4018 field. Don't initialize lock_ and initialize_lock_ fields.
4019 (Target_selector::instantiate_target): Rewrite.
4020 (Target_selector::set_target): New function.
4021 * target-select.h (class Set_target_once): Define.
4022 (class Target_selector): Update declarations. Make
4023 Set_target_once a friend. Remove lock_ and initialize_lock_
4024 fields. Add set_target_once_ field.
4026 2010-02-10 Ian Lance Taylor <iant@google.com>
4028 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4030 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4031 (queue_middle_tasks): Add all blockers before queueing any tasks.
4032 (queue_final_tasks): Likewise.
4033 * token.h (Task_token::add_blockers): New function.
4034 * object.h (Input_objects::number_of_relobjs): New function.
4036 2010-02-10 Ian Lance Taylor <iant@google.com>
4038 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4039 shared, not if not position independent.
4040 * x86_64.cc (Relocate::relocate_tls): Likewise.
4041 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4042 (tls_pie_pic_test): New target.
4043 * testsuite/Makefile.in: Rebuild.
4045 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4046 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4047 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4048 * testsuite/Makefile.in: Rebuild.
4050 2010-02-09 David S. Miller <davem@davemloft.net>
4052 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4053 R_SPARC_RELATIVE using ->add_local_relative().
4054 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4056 * output.h (Output_data_dynamic::add_section_size): New method
4057 that takes two Output_data objects.
4058 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4059 entry param. Handle it in initializers.
4060 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4061 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4062 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4064 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4065 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4066 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4067 for dynrel_includes_plt.
4068 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4069 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4070 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4072 (Target_sparc::do_finalize_sections): Update to pass true for
4073 dynrel_includes_plt.
4074 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4075 output before .rela.plt
4076 (Target_powerpc::do_finalize_sections): Update to pass true for
4077 dynrel_includes_plt when 32-bit.
4079 2010-02-08 Doug Kwan <dougkwan@google.com>
4081 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4083 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4084 Arm_relobj::scan_section_for_cortex_a8_stubs,
4085 Arm_relobj::do_relocation_section): Instead of calling
4086 Output_section::output_address, use faster
4087 Arm_relobj::simple_input_section_output_address.
4089 2010-02-08 David S. Miller <davem@davemloft.net>
4091 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4092 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4093 relocation helper function.
4095 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4096 just like R_SPARC_GOT{10,13,22}.
4097 (Target_sparc::Scan::local): Likewise.
4098 (Target_sparc::Relocate:relocate): Likewise.
4100 2010-02-06 Ian Lance Taylor <iant@google.com>
4102 * configure.ac: Rewrite targetobjs duplicate removal code to use
4103 only shell constructs.
4104 * configure: Rebuild.
4106 2010-02-05 Doug Kwan <dougkwan@google.com>
4109 * arm.cc (Arm_relobj::section_is_scannable): New method.
4110 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4111 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4113 2010-02-04 Doug Kwan <dougkwan@google.com>
4116 * arm-reloc-property.cc (cstdio): Include.
4117 * configure.ac (targetobjs): Remove duplicates.
4118 * configure: Regenerate.
4119 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4120 big and little endian version for a given address size.
4122 2010-02-03 Doug Kwan <dougkwan@google.com>
4124 * arm-reloc-property.cc
4125 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4127 * arm-reloc-property.h
4128 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4129 New method definition.
4130 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4132 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4134 (GOT_PREL): Change implemented to Y.
4135 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4136 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4137 (Arm_relocate_functions::movw_abs_nc): Remove method.
4138 (Arm_relocate_functions::movt_abs): Ditto.
4139 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4140 (Arm_relocate_functions::thm_movt_abs): Ditto.
4141 (Arm_relocate_functions::movw_rel_nc): Ditto.
4142 (Arm_relocate_functions::movw_rel): Ditto.
4143 (Arm_relocate_functions::movt_rel): Ditto.
4144 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4145 (Arm_relocate_functions:thm_movw_rel): Ditto.
4146 (Arm_relocate_functions:thm_movt_rel): Ditto.
4147 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4148 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4149 New method definitions.
4150 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4151 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4152 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4153 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4154 (Target_arm::Relocate::relocate): Check for non-static or
4155 unimplemented relocation code and exit early. Change calls to
4156 Target_arm::reloc_uses_thumb_bit and
4157 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4158 instead. Refactor code to handle similar relocations to increase
4159 code sharing. Remove check for unsupported relocation code in switch
4161 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4162 relocation property table to find out size. Change error message to
4163 print out the name of a relocation code instead of the numeric value.
4164 (Target_arm::scan_reloc_for_stub): Use relocation property table
4165 instead of calling Target_arm::reloc_uses_thumb_bit().
4167 2010-02-02 Doug Kwan <dougkwan@google.com>
4169 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4170 types of relaxed input section.
4172 2010-02-02 Doug Kwan <dougkwan@google.com>
4174 * Makefile.am (HFILES): Add arm-reloc-property.h.
4176 (TARGETSOURCES): Add arm-reloc-property.cc
4177 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4178 (libgold_a_SOURCES): $(DEFFILES)
4179 * Makefile.in: Regenerate.
4180 * arm-reloc-property.cc: New file.
4181 * arm-reloc-property.h: New file.
4182 * arm-reloc.def: New file.
4183 * arm.cc: Update comments.
4184 (arm-reloc-property.h): New included header.
4185 (arm_reloc_property_table): New global variable.
4186 (Target_arm::do_select_as_default_target): New method definition.
4187 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4188 arm-reloc-property to targ_extra_obj.
4189 * parameters.cc (set_parameters_target): Call
4190 Target::select_as_default_target().
4191 * target.h (Target::select_as_default_target): New method definition.
4192 (Target::do_select_as_default_target): Same.
4194 2010-02-01 Doug Kwan <dougkwan@google.com>
4196 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4197 first_output_text_section_.
4198 (Arm_exidx_fixup::first_output_text_section): New method definition.
4199 (Arm_exidx_fixup::first_output_text_section_): New data member.
4200 (Arm_exidx_fixup::process_exidx_section): Record the first text
4201 output section seen.
4202 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4203 and entsize in output section header.
4205 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4207 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4208 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4209 (Arm_relocate_functions::thm_alu11): New Method.
4210 (Arm_relocate_functions::thm_pc8): New Method.
4211 (Arm_relocate_functions::thm_pc12): New Method.
4212 (Target_arm::Scan::local): Handle the relocations.
4213 (Target_arm::Scan::global): Likewise.
4214 (Target_arm::Relocate::relocate): Likewise.
4215 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4217 2010-01-29 Doug Kwan <dougkwan@google.com>
4219 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4220 of relocation types as ld.
4222 2010-01-29 Doug Kwan <dougkwan@google.com>
4224 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4226 (Arm_relocate_functions::thumb_branch_common): Ditto.
4227 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4228 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4229 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4230 Arm_relocate_functions::jump24): Remove.
4231 (Target_arm::Relocate::relocate): Adjust code to call
4232 Arm_relocation_functions::arm_branch_common and
4233 Arm_relocation_functions::thumb_branch_common instead of their removed
4234 wrappers. Merge switch-cases together to reduce source code size.
4236 2010-01-29 Doug Kwan <dougkwan@google.com>
4238 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4239 output_local_symbol_count_needs_update_.
4240 (Arm_relobj::output_local_symbol_count_needs_update,
4241 Arm_relobj::set_output_local_symbol_count_needs_update,
4242 Arm_relobj::update_output_local_symbol_count): New methods.
4243 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4245 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4246 of pointed function as in a R_ARM_PREL31 relocation.
4247 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4248 for output local symbol count updating.
4249 (Target_arm::do_relax): Update output local symbol counts in objects
4251 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4253 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4255 * arm.cc: Added support for the ARM relocations:
4256 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4257 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4258 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4260 (Arm_relocate_functions::movw_rel): New method.
4261 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4262 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4264 (Arm_relocate_functions::thm_movw_rel): New method.
4265 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4267 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4269 (Target_arm::Scan::global): Likewise.
4270 (Target_arm::Relocate::relocate): Likewise.
4271 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4274 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4276 * arm.cc: Added support for ARM group relocations.
4277 (Target_arm::reloc_needs_sym_origin): New method.
4278 (Arm_relocate_functions::calc_grp_kn): New method.
4279 (Arm_relocate_functions::calc_grp_residual): New method.
4280 (Arm_relocate_functions::calc_grp_gn): New method.
4281 (Arm_relocate_functions::arm_grp_alu): New Method.
4282 (Arm_relocate_functions::arm_grp_ldr): New Method.
4283 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4284 (Arm_relocate_functions::arm_grp_ldc): New Method.
4285 (Target_arm::Scan::local): Handle the ARM group relocations.
4286 (Target_arm::Scan::global): Likewise.
4287 (Target_arm::Relocate::relocate): Likewise.
4288 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4291 2010-01-26 Doug Kwan <dougkwan@google.com>
4293 * arm.cc (set): Include.
4294 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4296 (Arm_output_section::Text_section_list): New type.
4297 (Arm_output_section::append_text_sections_to_list): New method.
4298 (Arm_output_section::fix_exidx_coverage): Ditto.
4299 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4300 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4301 Relobj::set_section_offset() instead of
4302 Sized_relobj::invalidate_section_offset().
4303 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4304 parameter for section headers. Ignore relocation sections for
4305 unallocated sections and EXIDX sections.
4306 (Target_arm::fix_exidx_coverage): New method.
4307 (Target_arm::output_section_address_less_than): New type.
4308 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4309 linked text section instead of the EXIDX section.
4310 (Arm_output_section::create_stub_group): Add an assertion to check
4311 that this is not an EXIDX output section.
4312 (Arm_output_section::append_text_sections_to_list): New method.
4313 (Arm_output_section::fix_exidx_coverage): Ditto.
4314 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4315 Arm_relobj::section_needs_reloc_stub_scanning.
4316 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4318 (Target_arm::fix_exidx_coverage): New method.
4319 * object.h (Relobj::set_output_section): New method.
4320 (Sized_relobj::invalidate_section_offset): Remove method.
4321 (Sized_relobj::do_invalidate_section_offset): Remove method.
4322 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4324 2010-01-25 Doug Kwan <dougkwan@google.com>
4326 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4327 Fix warning due to signed and unsigned comparison on a 32-bit host.
4329 2010-01-22 Doug Kwan <dougkwan@google.com>
4331 * arm.cc (Target_arm::do_relax): Record an output section for section
4332 offset adjustment it contains any stub table that has changed.
4333 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4334 offsets in an output section if necessary.
4335 * output.cc (Output_section::Output_section): Initialize
4336 section_offsets_need_adjustments_.
4337 (Output_section::add_input_section_for_script): Renamed to
4338 Output_section::add_simple_input_section.
4339 (Output_section::save_states): Add a comment.
4340 (Output_section::discard_states): New method defintion.
4341 (Output_section::adjust_section_offsets): Same.
4342 * output.h (Output_section::add_input_section_for_script): Renamed to
4343 Output_section::add_simple_input_section.
4344 (Output_section::discard_states): New method declaration.
4345 (Output_section::adjust_section_offsets): Same.
4346 (Output_section::section_offsets_need_adjustment,
4347 Output_section::set_section_offsets_need_adjustment): New method
4349 (Output_section::section_offsets_need_adjustment_): New data member.
4350 * script-sections.cc
4351 (Output_section_element_input::set_section_address): Adjust code for
4352 renaming of Output_section::add_input_section_for_script.
4353 (Orphan_output_section::set_section_address): Same.
4355 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4357 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4358 Fix_v4bx enum values .
4359 * gold/options.h (General_options): New option definitions.
4360 (General_options::fix_v4bx): New method.
4361 (General_options::Fix_v4bx): New enum.
4362 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4363 (General_options::parse_fix_v4bx_interworking): New method.
4365 2010-01-22 Doug Kwan <dougkwan@google.com>
4367 * arm.cc (Arm_exidx_fixup): New class.
4369 2010-01-21 Doug Kwan <dougkwan@google.com>
4371 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
4373 (Arm_exidx_section_offset_map): New type.
4375 2010-01-21 Doug Kwan <dougkwan@google.com>
4377 * arm.cc (Arm_exidx_input_section): New class.
4378 (Arm_relobj::exidx_input_section_by_link,
4379 Arm_relobj::exidx_input_section_by_shndx,
4380 Arm_relobj::make_exidx_input_section): New methods.
4381 (read_arm_attributes_section): Remove.
4382 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
4383 information about them.
4384 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
4387 2010-01-20 Doug Kwan <dougkwan@google.com>
4389 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
4390 Input_section_specifier to Section_id.
4391 (Target_arm::new_arm_input_section: Adjust code for change of key
4393 (Target_arm::find_arm_input_section): Ditto.
4394 * gc.h (object.h): Include for Section_id nand Section_id_hash.
4395 (Section_id): Remove.
4396 (Garbage_collection::Section_id_hash): Remove.
4397 * icf.h (object.h): Include for Section_id nand Section_id_hash.
4398 (Section_id): Remove.
4399 (Icf::Section_id_hash): Remove.
4400 * object.h (Section_id, Const_section_id, Section_id_hash,
4401 Const_section_id_hash): New type definitions.
4402 * output.cc (Output_section::add_relaxed_input_section): Change to
4403 use Const_section_id instead of Input_section_specifier as key type.
4404 (Output_section::add_merge_input_section): Ditto.
4405 (Output_section::build_relaxation_map): Change to use Section_id
4406 instead of Input_section_specifier as key type.
4407 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4409 (Output_section::convert_input_sections_to_relaxed_sections): Change
4410 to use Const_section_id instead of Input_section_specifier as key type.
4411 (Output_section::find_merge_section): Ditto.
4412 (Output_section::find_relaxed_input_section): Ditto.
4413 * output.h (Input_section_specifier): Remove class.
4414 (Output_section::Output_section_data_by_input_section_map): Change
4415 key type to Const_section_id.
4416 (Output_section::Output_relaxed_input_section_by_input_section_map):
4418 (Output_section::Relaxation_map): Change key type to Section_id.
4420 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4422 * gold/arm.cc: Added support for R_ARM_V4BX relocation
4423 (class Arm_v4bx_stub): New class.
4424 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4425 (Stub_factory::make_arm_v4bx_stub): New method.
4426 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4427 (Stub_table::empty): Handle v4bx stubs.
4428 (Stub_table::add_arm_v4bx_stub): New method.
4429 (Stub_table::find_arm_v4bx_stub): New method.
4430 (Arm_relocate_functions::v4bx): New method.
4431 (Target_arm::fix_v4bx): New method.
4432 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4433 (Stub_table::relocate_stubs): Likewise.
4434 (Stub_table::do_write): Likewise.
4435 (Stub_table::update_data_size_and_addralign): Likewise.
4436 (Stub_table::finalize_stubs): Likewise.
4437 (Target_arm::Scan::local): Likewise.
4438 (Target_arm::Scan::global): Likewise.
4439 (Target_arm::do_finalize_sections): Likewise.
4440 (Target_arm::Relocate::relocate): Likewise.
4441 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4443 (Target_arm::scan_reloc_for_stub): Likewise.
4444 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4446 2010-01-19 Ian Lance Taylor <iant@google.com>
4448 * output.cc (Output_section_headers::do_sized_write): Write large
4449 segment count to sh_info field.
4450 (Output_file_header::do_sized_write): For large segment count,
4451 write PN_XNUM to e_phnum field.
4453 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4455 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4456 (Arm_relocate_functions::thm_jump8): New function.
4457 (Arm_relocate_functions::thm_jump11): New function.
4458 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4460 (Target_arm::Scan::global): Likewise.
4461 (Target_arm::Relocate::relocate): Likewise.
4462 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4465 2010-01-14 Doug Kwan <dougkwan@google.com>
4467 * arm.cc (map, utility): Include headers.
4468 (Target_arm::apply_cortex_a8_workaround): New method.
4469 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4470 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4471 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4472 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4473 the --[no-]fix-cortex-a8 command line options.
4474 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4475 (Target_arm::relocate_stub): Use addend in instruction template.
4476 * options.h (DEFINE_bool): Set the user-set flag.
4477 (General_options): Add --[no-]-fix-cortex options.
4478 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
4479 : Update fast look-up map after conversion.
4481 2010-01-14 Sriraman Tallam <tmsriram@google.com>
4483 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4484 in the first pass of do_layout.
4486 2010-01-13 Doug Kwan <dougkwan@google.com>
4488 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4489 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4490 apparent compiler problem of not folding static constant integral
4491 data members of elfcpp::Elf_sizes<32>.
4493 2010-01-13 Doug Kwan <dougkwan@google.com>
4495 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4496 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4497 Arm_relobj::scan_section_for_cortex_a8_erratum,
4498 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4499 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4500 sections to scan for relocation stubs into a new method
4501 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4502 relocation and Cortex-A8 stub scanning.
4503 (Target_arm::do_relax): Force stubs to be after stubbed sections
4504 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
4505 the beginning of a new relaxation pass. Update a comment.
4506 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4508 2010-01-12 Ian Lance Taylor <iant@google.com>
4510 * target-reloc.h (visibility_error): New inline function.
4511 (relocate_section): Call visibility_error.
4512 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4513 (MOSTLYCLEANFILES): Likewise.
4514 (protected_4_pic.o, protected_3.err): New targets.
4515 * testsuite/protected_4.cc: New file.
4517 2010-01-12 Doug Kwan <dougkwan@google.com>
4519 * arm.cc (Cortex_a8_reloc): New class.
4520 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4521 and cortex_a8_relocs_info_.
4522 (Target_arm::fix_cortex_a8): New method definition.
4523 (Target_arm::Cortex_a8_relocs_info): New type.
4524 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4525 New data member declarations.
4526 (Target_arm::scan_reloc_for_stub): Record information about
4527 relocations for THUMB branches that might be exempted from the
4528 Cortex-A8 workaround.
4529 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4530 at the beginning of a relaxation pass.
4532 2010-01-12 Doug Kwan <dougkwan@google.com>
4534 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4535 (Arm_relobj::Mapping_symbol_position,
4536 Arm_reloj::Mapping_symbol_position_less,
4537 Arm_relobj::Mapping_symbols_info): New types.
4538 (Target_arm::is_mapping_symbol_name): New method definition.
4539 (Arm_relobj::do_count_local_symbols): Save information about mapping
4542 2010-01-11 Doug Kwan <dougkwan@google.com>
4544 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4545 Arm_relocate_functions::thumb32_branch_upper,
4546 Arm_relocate_functions::thumb32_branch_lower,
4547 Arm_relocate_functions::thumb32_cond_branch_offset,
4548 Arm_relocate_functions::thumb32_cond_branch_upper,
4549 Arm_relocate_functions::thumb32_cond_branch_lower,
4550 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4551 branch offset encoding.
4552 (Arm_relocate_functions::thumb_branch_common): Use new branch
4553 offset encoding methods to avoid code duplication.
4554 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4555 (Stub_addend_reader::operator()): Use new branch encoding method
4556 to avoid code duplication.
4558 2010-01-11 Doug Kwan <dougkwan@google.com>
4560 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4561 (Target_arm::do_finalize_sections): Define special EXIDX section
4562 symbols only if referenced.
4563 * gc.h (Garbage_collection::add_reference): New method.
4564 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4567 2010-01-11 Ian Lance Taylor <iant@google.com>
4569 * script.cc (Version_script_info::build_expression_list_lookup):
4570 Change complaing about duplicate wildcard match from error to
4573 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4575 (Version_script_info::Version_script_info): Initialize globs_,
4576 default_version_, default_is_global_, and exact_. Don't
4577 initialize globals_ or locals_.
4578 (Version_script_info::build_lookup_tables): Build local symbols
4580 (Version_script_info::unquote): New function.
4581 (Version_script_info::add_exact_match): New function.
4582 (Version_script_info::build_expression_list_lookup): Remove lookup
4583 parameter. Add is_global parameter. Change all callers. Handle
4584 wildcard pattern specially. Unquote pattern. Call
4586 (Version_script_info::get_name_to_match): New function.
4587 (Version_script_info::get_symbol_version): New function.
4588 (Version_script_info::get_symbol_version_helper): Remove.
4589 (Version_script_info::check_unmatched_names): Call unquote.
4590 * script.h (class Version_script_info): Change get_symbol_version
4591 to be non-inline and add is_global parameter; change all callers.
4592 Rewrite symbol_is_local. Update declarations. Define struct
4593 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4594 Remove globals_ and locals_ members. Add exact_, globs_,
4595 default_version_, is_global_.
4596 (Version_script_info::Glob): Remove pattern, add expression and
4597 is_global. Update constructor. Change all callers.
4598 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4600 (Versions::symbol_section_contents): If a symbol is undefined, or
4601 defined in a dynamic object, set the version index to
4603 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4605 (Symbol_table::add_from_pluginobj): Likewise.
4606 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4608 2010-01-11 Doug Kwan <dougkwan@google.com>
4610 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4611 (incremental_dump_LDADD): Add linking option for libintl.
4612 * Makefile.in: Regenerate.
4614 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4617 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4619 * testsuite/Makefile.in: Regenerated.
4621 2010-01-10 Doug Kwan <dougkwan@google.com>
4623 * options.h (DEFINE_var): Use parentheses around argument varname__
4624 in macro body to avoid any unintended subsequent substitutions.
4626 2010-01-10 Ian Lance Taylor <iant@google.com>
4628 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4629 candidates before doing symbol resolution.
4631 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4632 ODR candidates if only one is weak.
4634 2010-01-08 Ian Lance Taylor <iant@google.com>
4636 * script.cc (Version_script_info::build_expression_list_lookup):
4637 Don't warn about ambiguous version, just record the ambiguity.
4638 (Version_script_info::get_symbol_version_helper): Give error if
4639 version is ambiguous.
4641 2010-01-08 Doug Kwan <dougkwan@google.com>
4643 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4644 prev_data_size_ and prev_addralign_. Remove initializer for
4645 deleted data member has_been_changed_.
4646 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4647 to determine if the table is empty.
4648 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4650 (Stub_table::add_reloc_stub): Define method in class definition
4651 instead of just declaring it there.
4652 (Stub_table::add_cortex_a8_stub): New method definition.
4653 (Stub_table::update_data_size_and_addralign): Ditto.
4654 (Stub_table::finalize_stubs): Ditto.
4655 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4656 (Stub_table::do_addralign_): Return address alignment in the
4657 (Stub_table::do_reset_address_and_file_offset): Define method in
4658 class definition instead of declaring it there. Set current data
4659 size to be the data size of the previous pass.
4660 (Stub_table::set_final_data_size): Use current data size as the
4662 (Stub_table::relocate_stub): Change parameter type of stub from
4663 Reloc_stub pointer to Stub pointer.
4664 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4665 (Stub_table::Cortex_a8_stub_list): New typedef.
4666 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4667 Stub_table::prev_addralign_): New data member.
4668 (Arm_relobj::Arm_relobj): Initialize data member
4669 section_has_cortex_a8_workaround_.
4670 (Arm_relobj::section_has_cortex_a8_workaround,
4671 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4673 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4675 (Target_arm::relocate_stub): Change parameter type of stub from
4676 Reloc_stub pointer to Stub pointer.
4677 (Insn_template::size, Insn_template::alignment): Handle
4678 THUMB16_SPECIAL_TYPE.
4679 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4680 Stub_table::update_data_size_and_addralign,
4681 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4683 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4684 (Stub_table::do_write): Ditto.
4685 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4687 2010-01-08 Ian Lance Taylor <iant@google.com>
4690 * symtab.h (class Symbol): Remove fields is_target_special_ and
4691 has_plt_offset_. Add field is_defined_in_discarded_section_.
4692 (Symbol::is_defined_in_discarded_section): New function.
4693 (Symbol::set_is_defined_in_discarded_section): New function.
4694 (Symbol::has_plt_offset): Rewrite.
4695 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4696 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4697 Don't initialize is_target_special_ or has_plt_offset_.
4698 Initialize is_defined_in_discarded_section_.
4699 (Symbol_table::add_from_relobj): If appropriate, set
4700 is_defined_in_discarded_section.
4701 * resolve.cc (Symbol::override_base_with_special): Don't test
4702 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4703 * target-reloc.h (relocate_section): Do special handling for
4704 symbols defined in discarded sections for global symbols as well
4707 2010-01-08 Ian Lance Taylor <iant@google.com>
4709 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4710 the SHT_SYMTAB case.
4712 2010-01-08 Ian Lance Taylor <iant@google.com>
4714 * object.cc (Sized_relobj::do_layout): Don't get confused if
4715 layout_eh_frame returns NULL.
4717 2010-01-08 Ian Lance Taylor <iant@google.com>
4720 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4721 dynamic symbol table, use the normal symbol table.
4722 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4725 2010-01-08 Ian Lance Taylor <iant@google.com>
4728 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4731 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4733 * version.cc (print_version): Change to "Copyright 2010".
4735 2010-01-08 Ian Lance Taylor <iant@google.com>
4739 * i386.cc (class Target_i386): Change return type of plt_section
4741 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4742 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4743 tls_desc_rel_ field.
4744 (Output_data_plt_i386::rel_tls_desc): New function.
4745 (Target_i386::rel_tls_desc_section): New function.
4746 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4747 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4748 R_386_TLS_DESC reloc in rel_tls_desc_section.
4749 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4750 Define struct Tlsdesc_info.
4751 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4752 (Target_x86_64::do_reloc_symbol_index): New function.
4753 (Target_x86_64::add_tlsdesc_info): New function.
4754 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4755 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4757 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4759 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4760 (Target_x86_64::rela_tlsdesc_section): New function.
4761 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4763 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4764 (Target_x86_64::do_reloc_addend): New function.
4765 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4766 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4767 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4768 (Output_reloc::type): New function.
4769 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4770 (Output_reloc::is_target_specific): New function.
4771 (Output_reloc::target_arg): New function.
4772 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4773 absolute relocs and target specific relocs.
4774 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4775 add_target_specific.
4776 (class Output_data_reloc) [SHT_RELA]: Likewise.
4777 * output.cc (Output_reloc::Output_reloc): Add four new versions
4778 for absolute relocs and target specific relocs.
4779 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4780 (Output_reloc::get_symbol_index): Likewise.
4781 (Output_reloc::local_section_offset): Check that local_sym_index_
4782 is not TARGET_CODE or 0.
4783 (Output_reloc::symbol_value): Likewise.
4784 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4786 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4787 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4789 * layout.cc (add_target_dynamic_tags): Use output section for
4790 DT_PLTRELSZ and DT_JMPREL.
4792 2010-01-07 Ian Lance Taylor <iant@google.com>
4795 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4797 (class Output_data_reloc_generic): Define.
4798 (class Output_data_reloc_base): Change base class to
4799 Output_data_reloc_generic. Change add() method to call
4800 bump_relative_reloc_count for a relative reloc. Remove
4802 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4804 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4805 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4807 * layout.h (class Layout): Update declaration.
4809 2010-01-07 Ian Lance Taylor <iant@google.com>
4811 * output.h (class Output_data): Add const version of
4812 output_section and do_output_section.
4813 (class Output_section_data): Add const version of
4815 (class Output_section): Likewise.
4816 * layout.cc (Layout::add_target_dynamic_tags): New function.
4817 * layout.h (class Layout): Update declarations.
4818 * arm.cc (Target_arm::do_finalize_sections): Use
4819 add_target_dynamic_tags.
4820 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4821 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4822 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4823 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4825 2010-01-07 Ian Lance Taylor <iant@google.com>
4828 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4831 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4832 Ian Lance Taylor <iant@google.com>
4835 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4836 Xindex::read_symtab_xindex.
4838 2010-01-07 Doug Kwan <dougkwan@google.com>
4840 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4841 (Insn_template::thumb16_bcond_insn): New method declaration.
4842 (Insn_template): Fix spelling.
4843 (Stub::thumb16_special): New method declaration.
4844 (Stub::do_write): Define virtual method which was previously pure
4846 (Stub::do_thumb16_special): New method declaration.
4847 (Stub::do_fixed_endian_write): New template member.
4848 (Reloc_stub::do_write): Remove.
4849 (Reloc_stub::do_fixed_endian_write): Remove.
4850 (Cortex_a8_stub): New class definition.
4851 (Stub_factory::make_cortex_a8_stub): New method definition.
4852 (Stub_factory::Stub_factory): Add missing static storage class
4853 qualifier for elf32_arm_stub_a8_veneer_blx.
4855 2010-01-07 Ian Lance Taylor <iant@google.com>
4858 * options.h (class General_options): Add --warn-unresolved-symbols
4859 and --error-unresolved-symbols.
4860 * errors.cc (Errors::undefined_symbol): Implement
4861 --warn-unresolved-symbols.
4863 * options.h (class General_options): Add -z text and -z textoff.
4864 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4866 2010-01-06 Sriraman Tallam <tmsriram@google.com>
4868 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4869 (Garbage_collection::cident_sections): New function.
4870 (Garbage_collection::add_cident_section): New function.
4871 (Garbage_collection::cident_sections_): New member.
4872 (gc_process_relocs): Add references to sections whose names are C
4874 * gold.h (cident_section_start_prefix): New constant.
4875 (cident_section_stop_prefix): New constant.
4876 (is_cident): New function.
4877 * layout.cc (Layout::define_section_symbols): Replace string constants
4878 with the newly defined constants.
4879 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4881 * testsuite/Makefile.am: Add gc_orphan_section_test.
4882 * testsuite/Makefile.in: Regenerate.
4883 * testsuite/gc_orphan_section_test.cc: New file.
4884 * testsuite/gc_orphan_section_test.sh: New file.
4886 2010-01-06 Ian Lance Taylor <iant@google.com>
4889 * options.h (class General_options): Add --warn-shared-textrel.
4890 * layout.cc (Layout::finish_dynamic_section): Implement
4891 --warn-shared-textrel.
4894 * options.h (class General_options): Add --warn-multiple-gp.
4896 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4898 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4899 $(THREADSLIB) and $(LIBDL).
4900 * Makefile.in: Rebuild.
4902 2010-01-06 Ian Lance Taylor <iant@google.com>
4905 * options.cc (General_options::parse_section_start): New function.
4906 (General_options::section_start): New function.
4907 (General_options::General_options): Initialize all members.
4908 * options.h: Include <map>
4909 (class General_options): Add --section-start. Add section_starts_
4911 * layout.cc (Layout::attach_allocated_section_to_segment): If
4912 --section-start was used, set the address of the segment. Remove
4913 local sort_sections.
4914 (Layout::relaxation_loop_body): If the address of the load segment
4915 has been set by --section-start, don't use it.
4916 * output.h (Output_segment::update_flags_for_output_section): New
4918 * output.cc (Output_segment::add_output_section): Call
4919 update_flags_for_output_section.
4921 2010-01-05 Ian Lance Taylor <iant@google.com>
4924 * options.h (class General_options): Add --undefined-version.
4925 * script.cc (struct Version_expression): Add was_matched_by_symbol
4927 (Version_script_info::matched_symbol): New function.
4928 (Version_script_info::get_symbol_version_helper): Call
4930 (Version_script_info::check_unmatched_names): New function.
4931 * script.h (class Version_script_info): Update declarations.
4932 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4934 * options.h (class General_options): Use DEFINE_bool_alias for
4935 allow_multiple_definition.
4936 * resolve.cc (Symbol_table::should_override): Don't test
4937 allow_multiple_definition.
4940 * options.h (class General_options): Add --cref.
4941 * main.cc (main): Print cref table if --cref. Don't close mapfile
4942 until after printing cref table.
4943 * cref.cc: Include "symtab.h".
4944 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4945 (Cref_table_compare::operator()): New function.
4946 (Cref_inputs::gather_cref): New function.
4947 (filecol): New static const.
4948 (Cref_inputs::print_cref): New function.
4949 (Cref::print_cref): New function.
4950 * cref.h: Include <cstdio>.
4951 (class Cref): Update declarations.
4952 * mapfile.h (Mapfile::file): New function.
4953 * object.h (class Object): Define Symbols. Declare virtual
4954 do_get_global_symbols.
4955 (Object::get_global_symbols): New function.
4956 * object.cc (Input_objects::add_object): Pass object to cref_ if
4958 (Input_objects::archive_start): Likewise.
4959 (Input_objects::archive_stop): Likewise.
4960 (Input_objects::print_cref): New function.
4961 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4962 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4964 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4966 * plugin.h (class Sized_pluginobj): Update declarations.
4968 2010-01-05 Ian Lance Taylor <iant@google.com>
4970 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4971 to is_default_version. Rename insdef to insdefault.
4972 (Symbol_table::add_from_relobj): Rename def to is_default_version
4973 and local to is_forced_local.
4974 (Symbol_table::add_from_pluginobj): Likewise.
4975 (Symbol_table::add_from_dynobj): Likewise.
4976 (Symbol_table::define_special_symbol): Rename insdef to
4979 2010-01-04 Ian Lance Taylor <iant@google.com>
4982 * options.h (class General_options): Add
4983 --allow-multiple-definition and -z muldefs.
4984 * resolve.cc (Symbol_table::should_override): Don't warn about a
4985 multiple symbol definition if --allow-multiple-definition or -z
4989 * options.h (class General_options): Add --add-needed and
4990 --copy-dt-needed-entries. Tweak --as-needed help entry.
4991 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4992 error if --copy-dt-needed-entries aka --add-needed is used and
4993 would cause a change in behaviour.
4996 * options.h (class General_options): Add -G as a short version of
4997 --shared. Add no-op options -assert, -g, and -i.
4999 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5001 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5002 check for .text or .gnu.linkonce.t sections.
5003 * icf.cc (Icf::find_identical_sections): Ditto.
5004 Change the detection for mangled function name within the section
5006 * icf.h (is_section_foldable_candidate): New function.
5008 2009-12-30 Ian Lance Taylor <iant@google.com>
5011 * options.h (class General_options): Permit two dashes with
5012 --retain-symbols-file.
5014 2009-12-30 Ian Lance Taylor <iant@google.com>
5017 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5018 don't put the file header and segment headers in the text
5022 * common.cc (Sort_commons::operator()): Stabilize sort when both
5024 (Symbol_table::do_allocate_commons_list): When allocating common
5025 symbols, skip a symbol which is no longer common.
5026 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5027 an object before checking its type.
5028 * testsuite/common_test_2.c: New file.
5029 * testsuite/common_test_3.c: New file.
5030 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5031 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5032 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5033 (common_test_2_pic.o, common_test_2.so): New targets.
5034 (common_test_3_pic.o, common_test_3.so): New targets.
5035 * testsuite/Makefile.in: Rebuild.
5038 * script.cc (read_input_script): If we see a new SECTIONS clause,
5039 and we have added an input section, give an error.
5040 * layout.h (class Layout): Add have_added_input_section function.
5041 Add have_added_input_section_ field.
5042 * layout.cc (Layout::Layout): Initialize
5043 have_added_input_section_.
5044 (Layout::layout): Set have_added_input_section_.
5045 (Layout::layout_eh_frame): Likewise.
5047 2009-12-30 Ian Lance Taylor <iant@google.com>
5050 * options.h (class General_options): Add --sort-common option.
5051 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5052 * common.cc (Sort_common): Add sort_order parameter to
5053 constructor. Add sort_order_ field.
5054 (Sort_commons::operator): Check sort_order_.
5055 (Symbol_table::allocate_commons): Determine the sort order.
5056 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5058 (Symbol_table::do_allocate_commons_list): Likewise.
5060 2009-12-30 Ian Lance Taylor <iant@google.com>
5063 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5064 symbols from this object, don't change the visibility of an
5066 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5068 2009-12-30 Ian Lance Taylor <iant@google.com>
5071 * script.h (class Version_script_info): Define Language enum.
5072 Update declarations. Define Glob, Exact, and Lookup types. Add
5073 new fields globals_, locals_, and is_finalized_.
5074 * script.cc: Various formatting fixes.
5075 (class Parser_closure): Change language_stack_ from a vector of
5076 std::string to one of Version_script_info::Language. Adjust all
5078 (class Lazy_demangler): Remove.
5079 (struct Version_expression): Change language from std::string to
5080 Version_script_info::Language.
5081 (Version_script_info::Version_script_info): New function.
5082 (Version_script_info::~Version_script_info): Don't call clear.
5083 (Version_script_info::finalize): New function.
5084 (Version_script_info::build_lookup_tables): New function.
5085 (Version_script_info::build_expression_list_lookup): New
5087 (Version_script_info::get_symbol_version_helper): Rewrite to use
5089 (Version_script_info::print_expression_list): Adjust to use
5090 Version_script_info::Language.
5091 (script_push_lex_into_version_mode): Check that the version script
5092 has not been finalized.
5093 (version_script_push_lang): Change language string to
5094 Version_script_info::Language.
5095 * options.cc (Command_line::version_script): New function.
5096 * options.h (class General_options): Add finalize_dynamic_list
5097 function. Change version_script from declaration to definition.
5098 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5099 * testsuite/version_script.map: Remove duplicate def of foo.
5100 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5102 * testsuite/Makefile.in: Rebuild.
5104 2009-12-30 Ian Lance Taylor <iant@google.com>
5107 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5108 if the input symbol index is 0, make the output symbol index 0.
5110 2009-12-30 Ian Lance Taylor <iant@google.com>
5113 * options.h (class General_options): Add -x/--discard-all.
5114 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5115 --discard-all. If the local symbol needs a dynamic entry, check
5116 that before handling --discard-locals.
5118 2009-12-30 Ian Lance Taylor <iant@google.com>
5121 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5123 (Output_segment::add_output_section): Don't change the flags if
5127 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5128 GNU hash table if they need a dynamic value. Otherwise, don't add
5129 them if they are defined in a dynamic object or are forced local.
5131 2009-12-29 Ian Lance Taylor <iant@google.com>
5134 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5135 .gnu.hash table for a 32-bit target.
5138 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5139 regular and a dynamic object only needs a dynamic symbol table
5140 entry if it is externally visible.
5143 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5144 constructor. Add global_offset_table_ field.
5145 (Target_i386::got_section): Set global_offset_table_.
5146 (Target_i386::do_finalize_sections): Set global_offset_table_
5148 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5149 in constructor. Add global_offset_table_ field.
5150 (Target_x86_64::got_section): Set global_offset_table_.
5151 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5154 * layout.cc (Layout::Layout): Initialize increase_relro_.
5155 (Layout::get_output_section): Add is_relro, is_last_relro, and
5156 is_first_non_relro parameters. Change all callers.
5157 (Layout::choose_output_section): Likewise.
5158 (Layout::add_output_section_data): Likewise.
5159 (Layout::make_output_section): Likewise.
5160 (Layout::set_segment_offsets): Clear increase_relro when using a
5162 * layout.h (class Layout): Add increase_relro method. Add
5163 increase_relro_ field. Update declarations.
5164 * output.cc (Output_section::Output_section): Initialize
5165 is_last_relro_ and is_first_non_relro_.
5166 (Output_segment::add_output_section): Group relro sections is
5167 do_sort is true. Handle is_last_relro and is_first_non_relro.
5168 (Output_segment::maximum_alignment): Remove relro handling.
5169 (Output_segment::set_section_addresses): Add increase_relro
5170 parameter. Change all callers. Add initial alignment to align
5171 relro sections on separate page. Remove old relro handling.
5172 (Output_segment::set_section_list_addresses): Remove in_relro
5173 parameter. Change all callers.
5174 (Output_segment::set_offset): Add increase parameter. Change all
5175 callers. Remove old relro handling.
5176 * output.h (class Output_section): Add new methods: is_last_relro,
5177 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5178 Add is_last_relro_ and is_first_non_relro_ fields.
5179 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5180 Create separate .got.plt section. Call increase_relro.
5181 * x86_64.cc (Target_x86_64::got_section): Likewise.
5182 * testsuite/relro_script_test.t: Add .got.plt.
5185 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5186 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5187 (Layout::finalize): Call set_dynamic_symbol_size.
5188 (Layout::set_dynamic_symbol_size): New function.
5189 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5190 set_dynamic_symbol_size.
5193 * output.h (class Output_section): Add is_entsize_zero_ field.
5194 * output.cc (Output_section::Output_section): Initialize
5196 (Output_section::set_entsize): If two different entsizes are
5197 requested, force it to zero.
5198 (Output_section::add_input_section): Set flags for .debug_str
5199 before updating section flags. Set entsize.
5200 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5201 and SHF_STRING if all input sections have those flags.
5203 2009-12-29 Rafael Espindola <espindola@google.com>
5205 * main.cc (main): Fix the sys time reporting.
5206 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5209 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5211 * options.cc (General_options::parse_version): Allow -v to exit
5212 without an error if there is nothing to link.
5214 2009-12-29 Ian Lance Taylor <iant@google.com>
5216 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5217 using a version of gcc before 4.1.
5218 * configure: Rebuild.
5220 2009-12-28 Chris Demetriou <cgd@google.com>
5222 * attributes.cc (Output_attributes_section_data::do_write): Use
5223 std::vector::front rather than std::vector::data.
5225 2009-12-28 Ian Lance Taylor <iant@google.com>
5227 * symtab.h (class Symbol_table): Add enum Defined.
5228 * resolve.cc (Symbol_table::should_override): Add defined
5229 parameter. Change all callers. Test whether object is NULL
5230 before calling a method on it.
5231 (Symbol_table::report_resolve_problem): Add defined parameter.
5233 (Symbol_table::should_override_with_special): Likewise.
5234 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5235 parameter. Change all callers.
5236 (Symbol_table::do_define_in_output_data): Likewise.
5237 (Symbol_table::define_in_output_segment): Likewise.
5238 (Symbol_table::do_define_in_output_segment): Likewise.
5239 (Symbol_table::define_as_constant): Likewise.
5240 (Symbol_table::do_define_as_constant): Likewise.
5241 * script.h (class Symbol_assignment): Add is_defsym parameter to
5242 constructor; change all callers.
5243 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5244 parameter. Change all callers. Add is_defsym_ field.
5245 (class Parser_closure): Add parsing_defsym parameter to
5246 constructor; change all callers. Add parsing_defsym accessor
5247 function. Add parsing_defsym_ field.
5249 2009-12-28 Ian Lance Taylor <iant@google.com>
5251 * gold.cc (queue_middle_tasks): Fix formatting.
5252 * object.cc (Relobj::is_section_name_included): Likewise.
5254 2009-12-23 Ian Lance Taylor <iant@google.com>
5256 * i386.cc (Target_i386::do_calls_non_split): Recognize
5257 -fsplit-stack prologue for a function with a static chain.
5258 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5259 -fsplit-stack prologue when using %r11.
5261 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5263 * options.cc (General_options::parse_version): Make -v continue and do
5264 the link like GNU ld does.
5266 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5268 * Makefile.am (CCFILES): Add timer.cc.
5269 (HFILES): Add timer.h.
5270 * configure.ac: Check for sysconf and times.
5271 * main.cc: include timer.h.
5272 (main): Use Timer instead of get_run_time.
5275 * workqueue.cc: include timer.h.
5276 (Workqueue::find_and_run_task):
5277 Report user, sys and wall time.
5278 * Makefile.in: Regenerate.
5279 * config.in: Regenerate.
5280 * configure: Regenerate.
5282 2009-12-16 Doug Kwan <dougkwan@google.com>
5284 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5286 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5287 relaxed input sections.
5288 * output.cc (Output_section::find_relaxed_input_section): Change
5289 return type to Output_relaxed_input_section pointer. Adjust code
5290 for new type of relaxed_input_section_map_.
5291 * output.h (Output_section::find_relaxed_input_section): Change
5292 return type to Output_relaxed_input_section pointer.
5293 (Output_section::Output_relaxed_input_section_by_input_section_map):
5295 (Output_section::relaxed_input_section_map_): Change type to
5296 Output_section::Output_relaxed_input_section_by_input_section_map.
5297 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5300 2009-12-15 Ian Lance Taylor <iant@google.com>
5302 * layout.cc (Layout::create_shstrtab): Only write out after input
5303 sections if we are compressing debug sections.
5305 2009-12-15 Ian Lance Taylor <iant@google.com>
5307 * archive.cc (Archive::add_symbols): Only look up a symbol without
5308 a version if there is, in fact, a version.
5310 2009-12-14 Ian Lance Taylor <iant@google.com>
5312 Revert -Wshadow changes, all changes from:
5313 2009-12-11 Doug Kwan <dougkwan@google.com>
5314 2009-12-11 Nick Clifton <nickc@redhat.com>
5315 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5317 2009-12-11 Doug Kwan <dougkwan@google.com>
5319 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5321 * attributes.cc (Object_attribute::size): Ditto.
5322 (Attributes_section_data::size): Ditto.
5323 (Attributes_section_data::Attributes_section_data): Ditto.
5324 (Output_attributes_section_data::do_write): Ditto.
5325 * attributes.h (Object_attribute::set_type): Ditto.
5326 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5328 2009-12-11 Nick Clifton <nickc@redhat.com>
5330 * archive.cc: Fix shadowed variable warnings.
5332 * compressed_output.cc: Likewise.
5333 * compressed_output.h: Likewise.
5334 * configure: Likewise.
5335 * dwarf_reader.cc: Likewise.
5336 * dynobj.cc: Likewise.
5337 * dynobj.h: Likewise.
5338 * ehframe.cc: Likewise.
5339 * ehframe.h: Likewise.
5340 * errors.cc: Likewise.
5341 * expression.cc: Likewise.
5342 * fileread.cc: Likewise.
5343 * fileread.h: Likewise.
5344 * freebsd.h: Likewise.
5345 * i386.cc: Likewise.
5347 * incremental.h: Likewise.
5348 * layout.cc: Likewise.
5349 * layout.h: Likewise.
5350 * mapfile.cc: Likewise.
5351 * merge.cc: Likewise.
5352 * merge.h: Likewise.
5353 * object.cc: Likewise.
5354 * object.h: Likewise.
5355 * options.h: Likewise.
5356 * output.cc: Likewise.
5357 * output.h: Likewise.
5358 * parameters.cc: Likewise.
5359 * plugin.cc: Likewise.
5360 * powerpc.cc: Likewise.
5361 * reduced_debug_output.cc: Likewise.
5362 * reduced_debug_output.h: Likewise.
5363 * reloc.cc: Likewise.
5364 * reloc.h: Likewise.
5365 * resolve.cc: Likewise.
5366 * script-sections.cc: Likewise.
5367 * script.cc: Likewise.
5368 * script.h: Likewise.
5369 * sparc.cc: Likewise.
5370 * symtab.cc: Likewise.
5371 * symtab.h: Likewise.
5372 * target-select.cc: Likewise.
5373 * target-select.h: Likewise.
5374 * token.h: Likewise.
5375 * workqueue.cc: Likewise.
5376 * workqueue.h: Likewise.
5377 * x86_64.cc: Likewise.
5379 2009-12-10 Doug Kwan <dougkwan@google.com>
5381 * arm.cc (attributes.h): New include.
5382 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
5383 (Arm_relobj::~Arm_relobj): Delete object pointed by
5384 attributes_section_data_.
5385 (Arm_relobj::attributes_section_data): New method definition.
5386 (Arm_relobj::attributes_section_data_): New data member declaration.
5387 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
5388 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
5389 attributes_section_data_.
5390 (Arm_dynobj::attributes_section_data): New method definition.
5391 (Arm_dynobj::attributes_section_data_): New data member declaration.
5392 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
5393 initialization value of may_use_blx_ to false.
5394 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
5395 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
5396 object attributes to compute results instead of hard-coding.
5397 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
5398 Target_arm::get_secondary_compatible_arch,
5399 Target_arm::set_secondary_compatible_arch
5400 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5401 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
5402 New method declarations.
5403 (Target_arm::get_aeabi_object_attribute): New method definition.
5404 (Target_arm::attributes_section_data_): New data member declaration.
5405 (read_arm_attributes_section): New template definition.
5406 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
5407 (Arm_dynobj::do_read_symbols): Ditto.
5408 (Target_arm::do_finalize_sections): Merge attributes sections from
5409 input. Check for BLX use after attributes section merging.
5410 Fix __exidx_start and __exidx_end visibility. Create an
5411 .ARM.attributes section if necessary.
5412 (Target_arm::get_secondary_compatible_arch,
5413 Target_arm::set_secondary_compatible_arch,
5414 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
5415 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
5416 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
5417 New method definitions.
5419 2009-12-09 Ian Lance Taylor <iant@google.com>
5421 * plugin.cc (Plugin::load): Don't cast from void* to a function
5424 2009-12-09 Ian Lance Taylor <iant@google.com>
5426 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5429 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5431 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5432 Replace two_file_shared_1.so with two_file_shared_2.so.
5433 * testsuite/Makefile.in: Regenerated.
5435 2009-12-08 Doug Kwan <dougkwan@google.com>
5437 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5438 (HFILES): Add attributes.h and int_encoding.h.
5439 * Makefile.in: Regenerate.
5440 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5441 function definitions to int_encoding.cc
5442 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5443 prototypes to int_encoding.h
5444 * reduced_debug_output.cc (int_encoding.h): New include.
5445 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5446 function definitions to int_encoding.cc
5447 (insert_into_vector, read_from_pointer): Move template definitions to
5449 * attributes.cc: New file.
5450 * attributes.h: New file.
5451 * int_encoding.cc: New file.
5452 * int_encoding.h: New file.
5454 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
5457 * incremental-dump.cc (dump_incremental_inputs): New.
5458 (main): Use dump_incremental_inputs.
5460 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5463 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5464 checking elfcpp::STT_FUNC.
5465 (Target_i386::Relocate::relocate): Likewise.
5466 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5468 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5469 symbols from shared libraries into normal FUNC symbols.
5471 * symtab.h (Symbol): Add is_func and use it.
5473 2009-12-05 Doug Kwan <dougkwan@google.com>
5475 * arm.cc (Target_arm::arm_info): Initialize new fields
5476 attributes_section and attributes_vendor.
5477 * i386.cc (Target_i386::i386_info): Same.
5478 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5479 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5480 fields attributes_section and attributes_vendor.
5481 * sparc.cc (Target_sparc::sparc_info): Same.
5482 * target.h (Target::attributes_section, Target::attributes_vendor,
5483 Target::is_attributes_section, Target::attribute_arg_type,
5484 Target::attributes_order): New method definitions.
5485 (Target::Target_info::attributes_section,
5486 Target::Target_info::attributes_vendor): New fields.
5487 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5488 virtual method definitions.
5489 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5490 attributes_section and attributes_vendor.
5491 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5493 2009-12-05 Doug Kwan <dougkwan@google.com>
5495 * arm.cc: Update comments about interworking and stub generation.
5496 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5497 considered as non-PIC.
5498 (Arm_relocate_functions::base_abs): Fix formatting.
5499 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5500 of function to use GOT entry address instead of offset.
5501 (Target_arm::Scan::global): Issue an error if a symbol would need a
5502 PLT does not get one because it is untyped. Remove code to create
5503 dynamic symbols for relative branches.
5504 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5505 takes unsigned integer instead of boolean.
5507 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5509 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5510 (two_file_test_LDADD): Likewise.
5511 (common_test_1_LDADD): Likewise.
5512 (exception_test_LDADD) Likewise.
5513 (weak_test_LDADD): Likewise.
5514 (many_sections_test_LDADD): Likewise.
5515 (initpri1_LDADD): Likewise.
5516 (script_test_1_LDADD): Likewise.
5517 (script_test_2_LDADD): Likewise.
5518 (justsyms_LDADD): Likewise.
5519 (binary_test_LDADD): Likewise.
5520 (large_LDADD): Likewise.
5521 * testsuite/Makefile.in: Regenerated.
5523 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
5525 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5526 (Symbol_table::override_with_special): Likewise.
5527 (Symbol_table::add_from_object): Likewise.
5529 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5531 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5532 Don't set the data_offset twice.
5534 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
5536 * testsuite/Makefile.in: Regenerate.
5538 2009-12-03 Doug Kwan <dougkwan@google.com>
5540 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5541 (Target_arm::do_finalize_sections): Add parameter for symbol table
5542 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5543 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5544 parameter for symbol table pointer.
5545 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5546 an additional parameter for a pointer to symbol table.
5547 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5548 parameter for a symbol table pointer.
5549 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5550 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5552 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5553 parameter for a symbol table pointer.
5555 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
5557 * incremental.cc (Incremental_inputs_header)
5558 (Incremental_inputs_header_write, Incremental_inputs_entry)
5559 (Incremental_inputs_entry_write): Move ...
5560 * incremental.h (Incremental_inputs_header)
5561 (Incremental_inputs_header_write, Incremental_inputs_entry)
5562 (Incremental_inputs_entry_write): here.
5564 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5566 * incremental.cc (make_sized_incremental_binary): Set the target.
5567 Error if it is incompatible.
5568 * output.h (Output_file): Add filename method.
5570 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5572 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5573 from the get_* methods.
5575 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5577 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5578 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5579 Write 0 for the data_offset of scripts.
5581 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
5583 * testsuite/Makefile.am: Add the incremental_test.sh test.
5584 * testsuite/incremental_test.sh: New.
5585 * testsuite/incremental_test_1.c: New.
5586 * testsuite/incremental_test_2.c: New.
5588 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
5590 * incremental-dump.cc (main): Fix typos.
5592 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
5595 * incremental-dump.cc (main): Use llu to print 64 bit values.
5597 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5598 H.J. Lu <hongjiu.lu@intel.com>
5600 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5602 (incremental_dump_LDADD): Likewise.
5603 * Makefile.in: Regenerated.
5605 2009-11-25 Doug Kwan <dougkwan@google.com>
5609 2009-11-25 Doug Kwan <dougkwan@google.com>
5611 * arm.cc (Target_arm::Target_arm): Move method definition
5612 outside of class definition. Add code to handle
5613 --target1-rel, --target1-abs and --target2= options.
5614 (Target_arm::get_reloc_reloc_type): Change method to be
5615 non-static and const.
5616 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5617 New data member declaration.
5618 (Target_arm::Scan::local, Target_arm::Scan::global,
5619 Target_arm::Relocate::relocate,
5620 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5621 Adjust call to Target_arm::get_real_reloc_type.
5622 (Target_arm::get_real_reloc_type): Use command line options
5623 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5624 * options.h (--target1-rel, --target1-abs, --target2): New
5627 2009-11-25 Doug Kwan <dougkwan@google.com>
5629 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5630 class definition. Add code to handle --target1-rel, --target1-abs
5631 and --target2= options.
5632 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5634 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5636 (Target_arm::Scan::local, Target_arm::Scan::global,
5637 Target_arm::Relocate::relocate,
5638 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5639 call to Target_arm::get_real_reloc_type.
5640 (Target_arm::get_real_reloc_type): Use command line options to
5641 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5642 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5645 2009-11-25 Doug Kwan <dougkwan@google.com>
5647 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5648 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5649 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5651 (Arm_relocate_functions::thm_call): Replace body with a call to
5652 Arm_relocate_functions::thumb_branch_common.
5653 (Arm_relocate_functions::thm_jump24,
5654 Arm_relocate_functions::thm_xpc22): New method definitions.
5655 (Arm_relocate_functions::thumb_branch_common): New method definition.
5656 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5658 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5659 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5661 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5663 * Makefile.am: Build incremental-dump
5664 * Makefile.in: Regenerate.
5665 * incremental-dump.cc: New.
5666 * incremental.cc (Incremental_inputs_header_data,
5667 Incremental_inputs_entry_data): Move to incremental.h
5668 * incremental.h: (Incremental_inputs_header_data,
5669 Incremental_inputs_entry_data): Move from incremental.cc
5671 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5673 * incremental.cc (Incremental_inputs_header,
5674 Incremental_inputs_header_write, Incremental_inputs_entry,
5675 Incremental_inputs_entry_write): Add a typedef with the data type.
5677 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
5679 * incremental.cc (Incremental_inputs_header,
5680 Incremental_inputs_header_write, Incremental_inputs_entry,
5681 Incremental_inputs_entry_write): Update comment about which
5682 type has the filed descriptions.
5684 2009-11-15 Doug Kwan <dougkwan@google.com>
5686 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5687 (Arm_relocate_functions::arm_branch_common): Change method defintion
5688 in class definition to a method declaration and update list of formal
5690 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5691 Arm_relocation_functions::jump24): Adjust call to
5692 Arm_relocate_functions::arm_branch_common. Update list of formal
5694 (Arm_relocate_functions::xpc25): New method definition.
5695 (Arm_relocate_functions::arm_branch_common): Move method defintion
5696 out from class definition. Use stubs for mode-switching and extending
5698 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5699 specially. Change code to enable use of stubs in ARM branches.
5701 2009-11-10 Doug Kwan <dougkwan@google.com>
5703 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5704 in method declaration.
5705 (Target_arm::relocate_stub): New method declaration.
5706 (Target_arm::default_target): Change to return a pointer instead of
5708 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5709 Target_arm::default_target.
5710 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5712 (Target_arm::relocate_section): Adjust view.
5713 (Target_arm::relocate_stub): New method definition.
5715 2009-11-10 Doug Kwan <dougkwan@google.com>
5717 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5719 * incremental.cc (open_incremental_binary): Initialized local
5720 variables to avoid warnings.
5721 * object.cc (make_elf_object): Ditto.
5722 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5725 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5728 * testsuite/plugin_test.c: Include "config.h".
5730 2009-11-09 Doug Kwan <dougkwan@google.com>
5732 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5733 (arm_symbol_value): Remove.
5734 (Arm_relocate_functions::arm_branch_common,
5735 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5736 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5737 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5738 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5739 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5740 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5741 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5742 Arm_relocate_functions::thm_mobw_abs_nc,
5743 Arm_relocate_functions::thm_mov_abs,
5744 Arm_relocate_functions::movw_prel_nc,
5745 Arm_relocate_functions::thm_movt_abs,
5746 Arm_relocate_functions::movt_prel,
5747 Arm_relocate_functions::thm_movw_prel_nc,
5748 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5749 (Target_arm::Relocate::relocate): Only decompose address into two
5750 parts if relocation type uses the thumb-bit and pass the actual
5751 bit instead of a flag indicating that the thumb-bit is used. Adjust
5752 calls to methods in Arm_relocate_functions for this change.
5754 2009-11-08 Ian Lance Taylor <iant@google.com>
5757 * reloc.cc: Instantiate
5758 Sized_relobj::initialize_input_to_output_maps and
5759 Sized_relobj:free_input_to_output_maps.
5761 2009-11-06 Ian Lance Taylor <iant@google.com>
5764 * defstd.cc (in_segment): Set only_if_ref true for "end".
5766 2009-11-06 Doug Kwan <dougkwan@google.com>
5768 * arm.cc (class Reloc_stub): Correct a comment.
5769 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5770 (Target_arm::scan_section_for_stubs): New method declaration.
5771 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5772 Change methods from private to protected.
5773 (Target_arm::do_may_relax): New method definition.
5774 (Target_arm::do_relax, Target_arm::group_sections,
5775 Target_arm::scan_reloc_for_stub,
5776 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5777 (Target_arm::arm_input_section_map_): New data member declaration.
5778 (Target_arm::scan_reloc_for_stub,
5779 Target_arm::scan_reloc_section_for_stubs,
5780 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5781 Target_arm::do_relax): New method definitions.
5783 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5785 * configure.ac: Check for (struct stat)::st_mtim
5786 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5787 * config.in: Regenerate.
5788 * configure: Regenerate.
5790 2009-11-05 Ian Lance Taylor <iant@google.com>
5793 * output.cc (Output_segment::add_output_section): Add missing
5796 2009-11-04 Ian Lance Taylor <iant@google.com>
5799 * object.h (class Object): Add is_needed and set_is_needed
5800 methods. Add is_needed_ field. Make bool fields into bitfields.
5801 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5802 defined in a dynamic object and referenced by a regular object,
5803 set is_needed for the dynamic object.
5804 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5805 if the file is marked with as_needed and it is not needed.
5807 2009-11-04 Ian Lance Taylor <iant@google.com>
5810 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5811 tags if data is discarded by linker script.
5812 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5813 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5814 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5815 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5817 2009-11-04 Ian Lance Taylor <iant@google.com>
5819 * layout.cc (Layout::get_output_section): Add is_interp and
5820 is_dynamic_linker_section parameters. Change all callers.
5821 (Layout::choose_output_section): Likewise.
5822 (Layout::make_output_section): Likewise.
5823 (Layout::add_output_section_data): Add is_dynamic_linker_section
5824 parameter. Change all callers.
5825 * layout.h (class Layout): Update declarations.
5826 * output.h (class Output_section): Add is_interp, set_is_interp,
5827 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5828 Add is_interp_, is_dynamic_linker_section_ fields. Change
5829 generate_code_fills_at_write_ to a bitfield.
5830 * output.cc (Output_section::Output_sections): Initialize new
5832 (Output_segment::add_output_section): Add do_sort parameter.
5835 2009-11-03 Ian Lance Taylor <iant@google.com>
5838 * options.h (class General_options): Add --warn-common.
5839 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5840 merging two common symbols.
5841 (Symbol_table::should_override): Handle --warn-common when merging
5842 a common symbol with a defined symbol. Use report_resolve_problem
5843 for multiple definitions.
5844 (Symbol_table::report_resolve_problem): New function.
5845 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5847 2009-11-03 Doug Kwan <dougkwan@google.com>
5849 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5851 (Target_arm::stub_factory): New method definition.
5852 (Target_arm::new_arm_input_section,
5853 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5854 Target_arm::reloc_uses_thumb_bit): New method declarations.
5855 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
5856 New type definitions.
5857 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5858 member declarations.
5859 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5860 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5861 New method definitions.
5863 2009-11-03 Ian Lance Taylor <iant@google.com>
5865 * options.h (class General_options): Add --warn_constructors.
5867 2009-11-03 Ian Lance Taylor <iant@google.com>
5870 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5871 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5873 2009-11-03 Ian Lance Taylor <iant@google.com>
5876 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5877 --msgid-bugs-address.
5878 (install-pdf): New target.
5879 (install-data_yes): Look up one directory to find mkinstalldirs.
5881 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5883 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5886 2009-10-30 Doug Kwan <dougkwan@google.com>
5888 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5890 2009-10-30 Doug Kwan <dougkwan@google.com>
5892 * arm.cc (Stub_addend_reader): New struct template definition
5893 and partial specializations.
5894 (Stub_addend_reader::operator()): New method definition for a
5895 partially specialized template.
5897 2009-10-30 Doug Kwan <dougkwan@google.com>
5899 * arm.cc (Arm_relobj::processor_specific_flags): New method
5901 (Arm_relobj::do_read_symbols): New method declaration.
5902 (Arm_relobj::processor_specific_flags_): New data member declaration.
5903 (Arm_dynobj): New class definition.
5904 (Target_arm::do_finalize_sections): Add input_objects parameter.
5905 (Target_arm::do_adjust_elf_header): New method declaration.
5906 (Target_arm::are_eabi_versions_compatible,
5907 (Target_arm::merge_processor_specific_flags): New method declaration.
5908 (Target_arm::do_make_elf_object): New overloaded method definitions
5910 (Arm_relobj::do_read_symbols): New method definition.
5911 (Arm_dynobj::do_read_symbols): Ditto.
5912 (Target_arm::do_finalize_sections): Add input_objects parameters.
5913 Merge processor-specific flags from all input objects.
5914 (Target_arm::are_eabi_versions_compatible,
5915 Target_arm::merge_processor_specific_flags,
5916 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5917 New method definitions.
5918 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5919 Input_objects pointer type parameter.
5920 * layout.cc (Layout::finalize): Pass input objects to target's.
5921 finalize_sections function.
5922 * output.cc (Output_file_header::do_sized_write): Set ELF file
5923 header's processor-specific flags.
5924 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5925 Input_objects pointer type parameter.
5926 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5927 * target.h (Input_objects): New forward class declaration.
5928 (Target::processor_specific_flags,
5929 Target::are_processor_specific_flags_sect): New method definitions.
5930 (Target::finalize_sections): Add input_objects parameter.
5931 (Target::Target): Initialize processor_specific_flags_ and
5932 are_processor_specific_flags_set_.
5933 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5935 (Target::set_processor_specific_flags): New method definition.
5936 (Target::processor_specific_flags_,
5937 Target::are_processor_specific_flags_set_): New data member
5939 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5940 Input_objects pointer type parameter.
5942 2009-10-30 Doug Kwan <dougkwan@google.com>
5944 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5946 2009-10-28 Ian Lance Taylor <iant@google.com>
5948 * object.h (class Relobj): Drop options parameter from
5949 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5950 do_scan_relocs, do_relocate. Change all callers.
5951 (class Sized_relobj): Drop options parameters from
5952 do_gc_process_relocs, do_scan_relocs, do_relocate,
5953 do_relocate_sections, relocate_sections, emit_relocs_scan,
5954 emit_relocs_scan_reltype. Change all callers.
5955 (struct Relocate_info): Remove options field and all references to
5957 * reloc.h (class Read_relocs): Remove options constructor
5958 parameter and options_ field. Change all callers.
5959 (class Gc_process_relocs, class Scan_relocs): Likewise.
5960 (class Relocate_task): Likewise.
5961 * target-reloc.h (scan_relocs): Remove options parameter. Change
5963 (scan_relocatable_relocs): Likewise.
5964 * target.h (class Sized_target): Remove options parameter from
5965 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5967 * gc.h (gc_process_relocs): Remove options parameter. Change all
5969 * arm.cc: Update functions to remove options parameters.
5970 * i386.cc: Likewise.
5971 * powerpc.cc: Likewise.
5972 * sparc.cc: Likewise.
5973 * x86_64.cc: Likewise.
5974 * testsuite/testfile.cc: Likewise.
5976 2009-10-28 Doug Kwan <dougkwan@google.com>
5978 * arm.cc (Arm_relobj): New class definition.
5979 (Arm_relobj::scan_sections_for_stubs,
5980 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5981 New method definitions.
5983 2009-10-28 Cary Coutant <ccoutant@google.com>
5985 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5986 (Plugin::cleanup_done_): New member.
5987 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5988 (Plugin_manager::cleanup_done_): Remove.
5989 (Plugin_manager::add_input_file): Edit error message.
5990 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5991 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5993 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5995 * fileread.cc: (File_read::View::~View): Use the new
5996 data_ownership_ filed.
5997 (File_read::~File_read): Dispose the new whole_file_view_.
5998 (File_read::open): Mmap the whole file if needed.
5999 (File_read::open): Use whole_file_view_ instead of contents_.
6000 (File_read::find_view): Use whole_file_view_ if applicable.
6001 (File_read::do_read): Use whole_file_view_ instead of contents_.
6002 (File_read::make_view): Use whole_file_view_ instead of contents_,
6003 update File_read::View::View call.
6004 (File_read::find_or_make_view): Update File_read::View::View
6006 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6008 (File_read::View::Data_ownership): New enum.
6009 (File_read::View::View): Replace bool mapped_ with Data_ownership
6011 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6012 (File_read::View::data_ownership_): New field.
6013 (File_read::contents_): Remove (replaced by whole_file_view_).
6014 (File_read::whole_file_view_): New field.
6015 * options.h (class General_options): Add --keep-files-mapped.
6017 2009-10-27 Cary Coutant <ccoutant@google.com>
6019 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6020 * testsuite/Makefile.am (plugin_test_5): New test case.
6021 * testsuite/Makefile.in: Regenerate.
6023 2009-10-25 Doug Kwan <dougkwan@google.com>
6025 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6026 from private to protected to allow access by child class.
6027 (Sized_relobj::do_relocate_sections): New method declaration.
6028 (Sized_relobj::relocate_sections): Virtualize.
6029 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6030 Sized_relobj::relocate_sections. Instantiate template explicitly
6031 for different target sizes and endianity.
6033 2009-10-24 Doug Kwan <dougkwan@google.com>
6035 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6036 (Arm_input_section::as_arm_input_section): New method.
6037 (Arm_output_section): New class definition.
6038 (Arm_output_section::create_stub_group,
6039 Arm_output_section::group_sections): New method definitions.
6041 2009-10-22 Doug Kwan <dougkwan@google.com>
6043 * arm.cc (Arm_input_section): New class definition.
6044 (Arm_input_section::init, Arm_input_section:do_write,
6045 Arm_input_section::set_final_data_size,
6046 Arm_input_section::do_reset_address_and_file_offset): New method
6049 2009-10-21 Doug Kwan <dougkwan@google.com>
6051 * arm.cc (Stub_table, Arm_input_section): New forward class
6053 (Stub_table): New class defintion.
6054 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6055 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6056 New method definition.
6058 2009-10-21 Doug Kwan <dougkwan@google.com>
6060 * arm.cc: Update copyright comments.
6061 (Target_arm): New forward class template declaration.
6062 (Arm_address): New type.
6063 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6064 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6065 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6067 (Insn_template): Same.
6068 (DEF_STUBS): New macro.
6069 (Stub_type): New enum type.
6070 (Stub_template): New class definition.
6073 (Stub_factory): Same.
6074 (Target_arm::Target_arm): Initialize may_use_blx_ and
6075 should_force_pic_veneer_.
6076 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6077 Target_arm::should_force_pic_veneer,
6078 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6079 Target_arm::using_thumb_only, Target_arm:;default_target): New
6081 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6082 New data member declarations.
6083 (Insn_template::size, Insn_template::alignment): New method defintions.
6084 (Stub_template::Stub_template): New method definition.
6085 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6086 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6087 (Stub_factory::Stub_factory): New method definition.
6088 * gold.h (string_hash): New template.
6089 * output.h (Input_section_specifier::hash_value): Use
6091 (Input_section_specifier::string_hash): Remove.
6092 * stringpool.cc (Stringpool_template::string_hash): Use
6095 2009-10-20 Doug Kwan <dougkwan@google.com>
6097 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6098 symbols of relaxed input sections.
6099 * output.h (Output_section::find_relaxed_input_section): Make
6102 2009-10-16 Doug Kwan <dougkwan@google.com>
6104 * dynobj.cc (Versions::Versions): Initialize version_script_.
6105 Only insert base version symbol definition for a shared object
6106 if version script defines any version versions.
6107 (Versions::define_base_version): New method definition.
6108 (Versions::add_def): Check that base version is not needed.
6109 (Versions::add_need): Define base version lazily.
6110 * dynobj.h (Versions::define_base_version): New method declaration.
6111 (Versions::needs_base_version_): New data member declaration.
6112 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6113 (check_DATA): Add no_version_test.stdout.
6114 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6116 * testsuite/Makefile.in: Regenerate.
6117 * testsuite/no_version_test.c: New file.
6118 * testsuite/no_version_test.sh: Ditto.
6120 2009-10-16 Doug Kwan <dougkwan@google.com>
6122 * expression.cc (class Segment_start_expression): New class definition.
6123 (Segment_start_expression::value): New method definition.
6124 (script_exp_function_segment_start): Return a new
6125 Segment_start_expression.
6126 * gold/script-c.h (script_saw_segment_start_expression): New function
6128 * script-sections.cc (Script_sections::Script_sections): Initialize
6129 SAW_SEGMENT_START_EXPRESSION_ to false.
6130 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6131 and -Tbbs options to specify section addresses if given in
6132 command line and no SEGMENT_START expression is seen in a script.
6133 * script-sections.h (Script_sections::saw_segment_start_expression,
6134 Script_sections::set_saw_segment_start_expression): New method
6136 (Script_sections::saw_segment_start_expression_): New data member
6138 * script.cc (script_saw_segment_start_expression): New function.
6139 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6140 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6141 script_test_7.sh and script_test_8.sh.
6142 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6143 script_test_8.stdout.
6144 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6145 (script_test_6, script_test_6.stdout, script_test_7,
6146 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6147 * Makefile.in: Regenerate.
6148 * testsuite/script_test_6.sh: New file.
6149 * testsuite/script_test_6.t: Same.
6150 * testsuite/script_test_7.sh: Same.
6151 * testsuite/script_test_7.t: Same.
6152 * testsuite/script_test_8.sh: Same.
6154 2009-10-16 Doug Kwan <dougkwan@google.com>
6156 * output.cc (Output_segment::set_section_list_address): Cast
6157 expressions to unsigned long long type to avoid format warnings.
6159 2009-10-15 Ian Lance Taylor <iant@google.com>
6161 * script.cc (Script_options::add_symbol_assignment): Always add a
6162 dot assignment to script_sections_.
6163 * script-sections.cc (Script_sections::add_dot_assignment):
6164 Initialize if necessary.
6166 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6167 program headers with no load segment if there is a linker script.
6169 * layout.cc (Layout::set_segment_offsets): Align the file offset
6170 to the segment aligment for -N or -n with no load segment.
6171 * output.cc (Output_segment::add_output_section): Don't crash if
6172 the first section is a TLS section.
6173 (Output_segment::set_section_list_addresses): Print an error
6174 message if the address moves backward in a linker script.
6175 * script-sections.cc
6176 (Output_section_element_input::set_section_addresses): Don't
6177 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6178 (Orphan_output_section::set_section_addresses): Likewise.
6180 2009-10-15 Doug Kwan <dougkwan@google.com>
6182 * layout.cc (Layout::finish_dynamic_section): Generate tags
6183 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6184 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6185 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6187 2009-10-14 Ian Lance Taylor <iant@google.com>
6189 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6191 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6192 data_shdr fields of relinfo.
6193 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6194 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6195 R_386_TLS_LDO_32, adjust based on section flags.
6196 (Target_i386::Relocate::fix_up_ldo): Remove.
6198 2009-10-13 Ian Lance Taylor <iant@google.com>
6200 Add support for -pie.
6201 * options.h (class General_options): Add -pie and
6203 (General_options::output_is_position_independent): Test -pie.
6204 (General_options::output_is_executable): Return true if not shared
6205 and not relocatable.
6206 (General_options::output_is_pie): Remove.
6207 * options.cc (General_options::finalize): Reject incompatible uses
6209 * gold.cc (queue_middle_tasks): A -pie link is not static.
6210 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6211 * symtab.cc (Symbol::final_value_is_known): Return false if
6212 output_is_position_independent.
6213 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6214 output_is_position_independent.
6215 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6216 output_is_position_independent.
6217 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6218 output_is_position_independent.
6219 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6221 (basic_pie_test.o, basic_pie_test): New targets.
6222 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6223 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6224 (two_file_pie_test): New target.
6225 * testsuite/Makefile.in: Rebuild.
6226 * README: Remove note saying that -pie is not supported.
6228 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6230 * options.h (class General_options): Add -init and -fini.
6231 * layout.cc (Layout::finish_dynamic_section): Emit
6232 given init and fini functions.
6234 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6236 * gc.h (gc_process_relocs): Check if icf is enabled using new
6238 * gold.cc (queue_initial_tasks): Likewise.
6239 (queue_middle_tasks): Likewise.
6240 * object.cc (do_layout): Likewise.
6241 * symtab.cc (is_section_folded): Likewise.
6242 * main.cc (main): Likewise.
6243 * reloc.cc (Read_relocs::run): Likewise.
6244 (Sized_relobj::do_scan_relocs): Likewise.
6245 * icf.cc (is_function_ctor_or_dtor): New function.
6246 (Icf::find_identical_sections): Check if function is ctor or dtor when
6248 * options.h (General_options::icf): Change option to be an enum.
6249 (Icf_status): New enum.
6250 (icf_enabled): New method.
6251 (icf_safe_folding): New method.
6252 (set_icf_status): New method.
6253 (icf_status_): New variable.
6254 * (options.cc) (General_options::finalize): Set icf_status_.
6255 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6256 icf_test and icf_keep_unique_test to use the --icf enum flag.
6257 * testsuite/icf_safe_test.sh: New file.
6258 * testsuite/icf_safe_test.cc: New file.
6260 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6262 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6263 includes to gc.h and icf.h.
6264 * arm.cc: Include gc.h.
6265 * gold.cc: Likewise.
6266 * i386.cc: Likewise.
6267 * powerpc.cc: Likewise.
6268 * sparc.cc: Likewise.
6269 * x86_64.cc: Likewise.
6270 * gc.h: Include icf.h.
6272 2009-10-11 Ian Lance Taylor <iant@google.com>
6274 * plugin.cc: Include "gold.h" before other header files.
6276 2009-10-10 Chris Demetriou <cgd@google.com>
6278 * options.h (Input_file_argument::Input_file_type): New enum.
6279 (Input_file_argument::is_lib_): Replace with...
6280 (Input_file_argument::type_): New member.
6281 (Input_file_argument::Input_file_argument): Take Input_file_type
6282 'type' rather than boolean 'is_lib' as second argument.
6283 (Input_file_argument::is_lib): Use type_.
6284 (Input_file_argument::is_searched_file): New function.
6285 (Input_file_argument::may_need_search): Handle is_searched_file.
6286 * options.cc (General_options::parse_library): Support -l:filename.
6287 (General_options::parse_just_symbols): Update for Input_file_argument
6289 (Command_line::process): Likewise.
6290 * archive.cc (Archive::get_file_and_offset): Likewise.
6291 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6292 * script.cc (read_script_file, script_add_file): Likewise.
6293 * fileread.cc (Input_file::Input_file): Likewise.
6294 (Input_file::will_search_for): Handle is_searched_file.
6295 (Input_file::open): Likewise.
6296 * readsyms.cc (Read_symbols::get_name): Likewise.
6297 * testsuite/Makefile.am (searched_file_test): New test.
6298 * testsuite/Makefile.in: Regenerate.
6299 * testsuite/searched_file_test.cc: New file.
6300 * testsuite/searched_file_test_lib.cc: New file.
6302 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6303 Ian Lance Taylor <iant@google.com>
6305 * descriptor.cc: Include <cstdio> and "binary-io.h".
6306 (Descriptors::open): Open the files in binary mode always.
6307 * script.cc (Lex::get_token): Treat \r as whitespace.
6309 2009-10-09 Ian Lance Taylor <iant@google.com>
6311 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6313 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6314 Ian Lance Taylor <iant@google.com>
6316 * configure.ac: Check for readv function also.
6317 * fileread.cc (readv): Define if not HAVE_READV.
6318 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6320 * config.in: Regenerate.
6321 * configure: Regenerate.
6323 2009-10-09 Doug Kwan <dougkwan@google.com>
6325 * layout.cc (Layout::make_output_section): Call target hook to make
6326 ordinary output section.
6327 (Layout::finalize): Adjust parameter list of call the
6328 Target::may_relax().
6329 * layout.h (class Layout::section_list): New method.
6330 * merge.h (Output_merge_base::entsize): Change visibility to public.
6331 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6333 (Output_merge_string::do_is_string): New method.
6334 * object.cc (Sized_relobj::do_setup): renamed from
6335 Sized_relobj::set_up.
6336 * object.h (Sized_relobj::adjust_shndx,
6337 Sized_relobj::initializ_input_to_output_maps,
6338 Sized_relobj::free_input_to_output_maps): Change visibilities to
6340 (Sized_relobj::setup): Virtualize.
6341 (Sized_relobj::do_setup): New method declaration.
6342 (Sized_relobj::invalidate_section_offset,
6343 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6344 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6345 * options.cc (parse_int): New function.
6346 * options.h (parse_int): New declaration.
6347 (DEFINE_int): New macro.
6348 (stub_group_size): New option.
6349 * output.cc (Output_section::Output_section): Initialize memebers
6350 merge_section_map_, merge_section_by_properties_map_,
6351 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6352 (Output_section::add_input_section): Handled deferred code-fill
6353 generation and remove an old comment.
6354 (Output_section::add_relaxed_input_section): New method definition.
6355 (Output_section::add_merge_input_section): Use merge section by
6356 properties map to speed to search. Update merge section maps
6358 (Output_section::build_relaxation_map): New method definition.
6359 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6361 (Output_section::relax_input_section): Renamed to
6362 Output_section::convert_input_sections_to_relaxed_sections and change
6363 interface to take a vector of pointers to relaxed sections.
6364 (Output_section::find_merge_section,
6365 Output_section::find_relaxed_input_section): New method definitions.
6366 (Output_section::is_input_address_mapped,
6367 Output_section::output_offset, Output_section::output_address):
6368 Use output section data maps to speed up searching.
6369 (Output_section::find_starting_output_address): Add comments.
6370 (Output_section::do_write,
6371 Output_section::write_to_postprocessing_buffer): Do code-fill
6372 generation as appropriate.
6373 (Output_section::get_input_sections): Invalidate relaxed input section
6375 (Output_section::restore_states): Adjust type of checkpoint .
6376 Invalidate relaxed input section map.
6377 * output.h (Output_merge_base): New class declaration.
6378 (Input_section_specifier): New class defintion.
6379 (class Output_relaxed_input_section) Change base class to
6380 Output_section_data_build.
6381 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
6382 base class initializer.
6383 (Output_section::add_relaxed_input_section): New method declaration.
6384 (Output_section::Input_section): Change visibility to protected.
6385 (Output_section::Input_section::relobj,
6386 Output_section::Input_section::shndx): Handle relaxed input sections.
6387 Output_section::input_sections) Change visibility to protected. Also
6388 define overload to return a non-const pointer.
6389 (Output_section::Merge_section_properties): New class defintion.
6390 (Output_section::Merge_section_by_properties_map,
6391 Output_section::Output_section_data_by_input_section_map,
6392 Output_section::Relaxation_map): New types.
6393 (Output_section::relax_input_section): Rename method to
6394 Output_section::convert_input_sections_to_relaxed_sections and change
6395 interface to take a vector of relaxed section pointers.
6396 (Output_section::find_merge_section,
6397 Output_section::find_relaxed_input_section,
6398 Output_section::build_relaxation_map,
6399 Output_section::convert_input_sections_in_list_to_relaxed_sections):
6400 New method declarations.
6401 (Output_section::merge_section_map_
6402 Output_section::merge_section_by_properties_map_,
6403 Output_section::relaxed_input_section_map_,
6404 Output_section::is_relaxed_input_section_map_valid_,
6405 Output_section::generate_code_fills_at_write_): New data members.
6406 * script-sections.cc
6407 (Output_section_element_input::set_section_addresses): Call
6408 current_data_size and addralign methods of relaxed input sections.
6409 (Orphan_output_section::set_section_addresses): Call current_data_size
6410 and addralign methods of relaxed input sections.
6411 * symtab.cc (Symbol_table::compute_final_value): Extract template
6412 from the body of Symbol_table::sized_finalize_symbol.
6413 (Symbol_table::sized_finalized_symbol): Call
6414 Symbol_table::compute_final_value.
6415 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
6416 (Symbol_table::compute_final_value): New templated method declaration.
6417 * target.cc (Target::do_make_output_section): New method defintion.
6418 * target.h (Target::make_output_section): New method declaration.
6419 (Target::relax): Add more parameters for input objects, symbol table
6420 and layout. Adjust call to do_relax.
6421 (Target::do_make_output_section): New method declaration.
6422 (Target::do_relax): Add parameters for input objects, symbol table
6425 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6427 * pread.c: Include stdio.h.
6429 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6431 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6434 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6436 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6437 Change read_shndx type to unsigned int.
6438 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6440 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6441 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6442 Change read_shndx type to unsigned int.
6443 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6445 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6446 * layout.cc (Layout::create_symtab_sections): Cast the result of
6447 local_symcount * symsize to off_t in the gold_assert.
6449 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6451 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6452 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6454 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6455 (Arm_relocate_functions::thm_abs5): New function.
6456 (Arm_relocate_functions::abs12): New function.
6457 (Arm_relocate_functions::abs16): New function.
6458 (Arm_relocate_functions::base_abs): New function.
6459 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6460 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6461 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6463 (Scan::global): Likewise.
6464 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6465 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6466 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6467 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6470 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6472 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6473 (Arm_relocate_functions::movt_prel): New function.
6474 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6475 (Arm_relocate_functions::thm_movt_prel): New function.
6476 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6477 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6478 (Scan::global, Relocate::relocate): Likewise.
6479 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6481 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6483 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6484 Incremental_checker.
6485 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6487 (class Incremental_inputs_header): New class.
6488 (Incremental_inputs_header_writer): Edit comment.
6489 (Incremental_inputs_entry): New class.
6490 (Incremental_inputs_entry_writer): Edit comment.
6491 (Sized_incremental_binary::do_find_incremental_inputs_section):
6492 Add *strtab_shndx parameter, fill it.
6493 (Sized_incremental_binary::do_check_inputs): New method.
6494 (Incremental_checker::can_incrementally_link_output_file): Use
6495 Sized_incremental_binary::check_inputs.
6496 (Incremental_inputs::report_command_line): Save command line in
6499 (Incremental_binary::find_incremental_inputs_section): New
6501 (Incremental_binary::do_find_incremental_inputs_section): Add
6502 strtab_shndx parameter.
6503 (Incremental_binary::do_check_inputs): New pure virtual method.
6504 (Sized_incremental_binary::do_check_inputs): Declare.
6505 (Incremental_checker::Incremental_checker): Add incremental_inputs
6506 parameter, use it to initialize incremental_inputs_.
6507 (Incremental_checker::incremental_inputs_): New field.
6508 (Incremental_checker::command_line): New method.
6509 (Incremental_checker::inputs): New method.
6510 (Incremental_checker::command_line_): New field.
6512 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6514 * incremental.cc: Include <cstdarg> and "target-select.h".
6515 (vexplain_no_incremental): New function.
6516 (explain_no_incremental): New function.
6517 (Incremental_binary::error): New method.
6518 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6520 (make_sized_incremental_binary): New function.
6521 (open_incremental_binary): New function.
6522 (can_incrementally_link_file): Add checks if output is ELF and has
6524 * incremental.h: Include "elfcpp_file.h" and "output.h".
6525 (Incremental_binary): New class.
6526 (Sized_incremental_binary): New class.
6527 (open_incremental_binary): Declare.
6528 * object.cc (is_elf_object): Use
6529 elfcpp::Elf_recognizer::is_elf_file.
6530 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6531 * output.h (Output_file::filesize): New method.
6533 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6535 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6537 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6538 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6540 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6542 (Arm_relocate_functions::movw_abs_nc): New function.
6543 (Arm_relocate_functions::movt_abs): New function.
6544 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6545 (Arm_relocate_functions::thm_movt_abs): New function.
6546 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6547 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6548 (Scan::global): Likewise.
6549 (Relocate::relocate): Likewise.
6550 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6552 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6554 * arm.cc (Arm_relocate_functions::got_prel) New function.
6555 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6556 (Relocate::relocate): Likewise.
6557 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6559 2009-10-06 Ian Lance Taylor <iant@google.com>
6561 * options.h (class General_options): Define
6562 split_stack_adjust_size parameter.
6563 * object.h (class Object): Add uses_split_stack_ and
6564 has_no_split_stack_ fields. Add uses_split_stack and
6565 has_no_split_stack accessor functions. Declare
6566 handle_split_stack_section.
6567 (class Reloc_symbol_changes): Define.
6568 (class Sized_relobj): Define Function_offsets. Declare
6569 split_stack_adjust, split_stack_adjust_reltype, and
6571 * object.cc (Object::handle_split_stack_section): New function.
6572 (Sized_relobj::do_layout): Call handle_split_stack_section.
6573 * dynobj.cc (Sized_dynobj::do_layout): Call
6574 handle_split_stack_section.
6575 * reloc.cc (Sized_relobj::relocate_sections): Call
6576 split_stack_adjust for executable sections in split_stack
6577 objects. Pass reloc_map to relocate_section.
6578 (Sized_relobj::split_stack_adjust): New function.
6579 (Sized_relobj::split_stack_adjust_reltype): New function.
6580 (Sized_relobj::find_functions): New function.
6581 * target-reloc.h: Include "object.h".
6582 (relocate_section): Add reloc_symbol_changes parameter. Change
6584 * target.h (class Target): Add calls_non_split method. Declare
6585 do_calls_non_split virtual method. Declare match_view and
6587 * target.cc: Include "elfcpp.h".
6588 (Target::do_calls_non_split): New function.
6589 (Target::match_view): New function.
6590 (Target::set_view_to_nop): New function.
6591 * gold.cc (queue_middle_tasks): Give an error if mixing
6592 split-stack and non-split-stack objects with -r.
6593 * i386.cc (Target_i386::relocate_section): Add
6594 reloc_symbol_changes parameter.
6595 (Target_i386::do_calls_non_split): New function.
6596 * x86_64.cc (Target_x86_64::relocate_section): Add
6597 reloc_symbol_changes parameter.
6598 (Target_x86_64::do_calls_non_split): New function.
6599 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6601 * powerpc.cc (Target_powerpc::relocate_section): Add
6602 reloc_symbol_changes parameter.
6603 * sparc.cc (Target_sparc::relocate_section): Add
6604 reloc_symbol_changes parameter.
6605 * configure.ac: Call AM_CONDITIONAL for the default target.
6606 * configure: Rebuild.
6607 * testsuite/Makefile.am (TEST_AS): New variable.
6608 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6609 (check_DATA): Add split_i386 and split_x86_64 files.
6610 (SPLIT_DEFSYMS): Define.
6611 (split_i386_[1234n].o): New targets.
6612 (split_i386_[124]): New targets.
6613 (split_i386_[1234r].stdout): New targets.
6614 (split_x86_64_[1234n].o): New targets.
6615 (split_x86_64_[124]): New targets.
6616 (split_x86_64_[1234r].stdout): New targets.
6617 (MOSTLYCLEANFILES): Add new executables.
6618 * testsuite/split_i386.sh: New file.
6619 * testsuite/split_x86_64.sh: New file.
6620 * testsuite/split_i386_1.s: New file.
6621 * testsuite/split_i386_2.s: New file.
6622 * testsuite/split_i386_3.s: New file.
6623 * testsuite/split_i386_4.s: New file.
6624 * testsuite/split_i386_n.s: New file.
6625 * testsuite/split_x86_64_1.s: New file.
6626 * testsuite/split_x86_64_2.s: New file.
6627 * testsuite/split_x86_64_3.s: New file.
6628 * testsuite/split_x86_64_4.s: New file.
6629 * testsuite/split_x86_64_n.s: New file.
6630 * testsuite/testfile.cc (Target_test): Update relocation_section
6632 * testsuite/Makefile.in: Rebuild.
6634 2009-10-06 Ian Lance Taylor <iant@google.com>
6636 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6637 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6638 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6639 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6640 the address on ldo_addrs_.
6641 (Target_i386::Relocate::fix_up_ldo): New function.
6643 2009-10-06 Rafael Espindola <espindola@google.com>
6645 * plugin.cc (add_input_library): New.
6646 (Plugin::load): Add add_input_library to tv.
6647 (Plugin_manager::add_input_file): Add the is_lib argument.
6648 (add_input_file): Update call to Plugin_manager::add_input_file.
6649 (add_input_library): New.
6650 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6652 2009-09-30 Doug Kwan <dougkwan@google.com>
6654 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6655 symbol and call Symbol::may_need_copy_reloc to determine if
6656 a copy reloc is needed.
6657 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6658 nocopyreloc is given in command line.
6659 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6660 given in command line.
6661 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6662 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6663 of the removed Target_i386::may_need_copy_reloc.
6664 * options.h (copyreloc): New option with default value false.
6665 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6666 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6667 instead of the removed Target_powerpc::may_need_copy_reloc.
6668 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6669 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6670 instead of the removed Target_sparc::may_need_copy_reloc.
6671 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6672 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6673 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6674 instead of the removed Target_x86_64::may_need_copy_reloc.
6676 2009-09-30 Ian Lance Taylor <iant@google.com>
6678 * object.h (class Object): Remove target_ field, and target,
6679 sized_target, and set_target methods.
6680 (Object::sized_target): Remove.
6681 (class Sized_relobj): Update declarations. Remove sized_target.
6682 * object.cc (Sized_relobj::setup): Remove target parameter.
6684 (Input_objects::add_object): Don't do anything with the target.
6685 (make_elf_sized_object): Add punconfigured parameter. Change all
6686 callers. Set or test parameter target.
6687 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6689 * parameters.cc (Parameters::set_target): Change parameter type to
6691 (Parameters::default_target): Remove.
6692 (set_parameters_target): Change parameter type to be non-const.
6693 (parameters_force_valid_target): New function.
6694 (parameters_clear_target): New function.
6695 * parameters.h (class Parameters): Update declarations. Remove
6696 default_target method. Add sized_target and clear_target
6697 methods. Change target_ to be non-const.
6698 (set_parameters_target): Update declaration.
6699 (parameters_force_valid_target): Declare.
6700 (parameters_clear_target): Declare.
6701 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6702 as NULL if we aren't searching.
6703 (Add_symbols::run): Don't check for compatible target.
6704 * fileread.cc (Input_file::open_binary): Call
6705 parameters_force_valid_target.
6706 * gold.cc (queue_middle_tasks): Likewise.
6707 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6708 set_target on object.
6709 * dynobj.h (class Sized_dynobj): Update declarations.
6710 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6711 make_elf_object returns NULL.
6712 (Archive::include_member): Don't check whether object target is
6714 * output.cc (Output_section::add_input_section): Get target from
6716 (Output_section::relax_input_section): Likewise.
6717 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6719 (Sized_relobj::do_scan_relocs): Likewise.
6720 (Sized_relobj::relocate_sections): Likewise.
6721 * resolve.cc (Symbol_table::resolve): Likewise.
6722 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6723 parameter. Change all callers.
6724 (Symbol_table::add_from_object): Get target from parameters.
6725 (Symbol_table::add_from_relobj): Don't check object target.
6726 (Symbol_table::add_from_dynobj): Likewise.
6727 (Symbol_table::define_special_symbol): Get target from
6729 * symtab.h (class Symbol_table): Update declaration.
6730 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6731 parameter. Change all callers. Clear parameter target.
6732 (Binary_test): Test target here.
6733 * testsuite/object_unittest.cc (gold_testsuite): Remove
6734 target_test_pointer parameter. Change all callers.
6735 (Object_test): Test target here.
6737 2009-09-26 Ian Lance Taylor <iant@google.com>
6739 * testsuite/initpri1.c: Don't try to use constructor priorities if
6740 compiling with gcc before 4.3.
6742 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6744 * testsuite/retain_symbols_file_test.sh (check_present): Change
6745 output file name to retain_symbols_file_test.stdout.
6746 (check_absent): Likewise.
6748 2009-09-18 Craig Silverstein <csilvers@google.com>
6750 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6751 * options.cc: Include <cerrno> and <fstream>.
6752 (General_options::finalize): Parse -retain-symbols-file tag.
6753 * options.h: New flag.
6754 (General_options): New method should_retain_symbol, new
6755 variable symbols_to_retain.
6756 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6757 should_retain_symbol map.
6758 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6759 * testsuite/Makefile.in: Regenerate.
6760 * testsuite/retain_symbols_file_test.sh: New file.
6762 2009-09-18 Nick Clifton <nickc@redhat.com>
6764 * po/es.po: Updated Spanish translation.
6766 2009-09-17 Doug Kwan <dougkwan@google.com>
6768 * debug.h (DEBUG_RELAXATION): New constant.
6769 (DEBUG_ALL): Add DEBUG_RELAXATION.
6770 (debug_string_to_enum): Add relaxation debug option.
6772 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6773 Layout::Relaxation_debug_check::read_sections,
6774 Layout::Relaxation_debug_check::read_sections): New method definitions.
6775 (Layout::Layout): Initialize data members
6776 record_output_section_data_from_scrips_,
6777 script_output_section_data_list_ and relaxation_debug_check_.
6778 (Layout::save_segments, Layout::restore_segments,
6779 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6780 Layout::relaxation_loop_body): New method definitions.
6781 (Layout::finalize): Support relaxation. Move section layout code to
6782 Layout::relaxation_loop_body.
6783 (Layout::set_asection_address_from_script): Move code for orphan
6784 section placement out.
6785 (Layout::place_orphan_sections_in_script): New method definition.
6786 * layout.h (Output_segment_headers, Output_file_header):
6787 New forward class declarations.
6788 (Layout::~Layout): Define.
6789 (Layout::new_output_section_data_from_script): New method definition.
6790 (Layout::place_orphan_sections_in_script): New method declaration.
6791 (Layout::Segment_states): New type declaration.
6792 (Layout::save_segments, Layout::restore_segments,
6793 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6794 Layout::relaxation_loop_body): New method declarations.
6795 (Layout::Output_section_data_list): New type declaration.
6796 (Layout::Relaxation_debug_check): New class definition.
6797 (Layout::record_output_section_data_from_script_,
6798 Layout::script_output_section_data_list_, Layout::segment_states_,
6799 Layout::relaxation_debug_check_): New data members.
6800 * output.cc: (Output_section_headers::do_size): New method definition.
6801 (Output_section_headers::Output_section_headers): Move size
6802 computation to Output_section_headers::do_size.
6803 (Output_segment_headers::do_size): New method definition.
6804 (Output_file_header::Output_file_header): Move size computation to
6805 Output_file_header::do_size and call it.
6806 (Output_file_header::do_size): New method definition.
6807 (Output_data_group::Output_data_group): Adjust call to
6808 Output_section_data.
6809 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6810 (Output_symtab_xindex::do_write): Add array bound check.
6811 (Output_section::Input_section::print_to_mapfile): Handle
6812 RELAXED_INPUT_SECTION_CODE.
6813 (Output_section::Output_section): Initialize data member checkpoint_.
6814 (Output_section::~Output_section): Delete checkpoint object pointed
6816 (Output_section::add_input_section): Always add an Input_section if
6818 (Output_section::add_merge_input_section): Add assert.
6819 (Output_section::relax_input_section): New method definition.
6820 (Output_section::set_final_data_size): Set load address to zero for
6821 an unallocated section.
6822 (Output_section::do_address_and_file_offset_have_reset_values):
6823 New method definition.
6824 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6825 Handle relaxed input section.
6826 (Output_section::sort_attached_input_sections): Checkpoint input
6827 section list lazily.
6828 (Output_section::get_input_sections): Change type of input_sections to
6829 list of Simple_input_section pointers. Checkpoint input section list
6830 lazily. Also handle relaxed input sections.
6831 (Output_section::add_input_section_for_script): Take a reference to
6832 a Simple_input_section object instead of Relobj pointer and section
6833 index as parameter. Handle relaxed input sections.
6834 (Output_section::save_states, Output_section::restore_states): New
6836 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6837 (Output_data::is_data_size_fixed): New method definition.
6838 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6840 (Output_data::address_and_file_offset_have_reset_values): New method
6842 (Output_data::do_address_and_file_offset_have_reset_values): New method
6844 (Output_data::set_data_size): Check that data size is not fixed.
6845 (Output_data::fix_data_size): New method definition.
6846 (Output_data::is_data_size_fixed_): New data member.
6847 (Output_section_headers::set_final_data_size): New method definition.
6848 (Output_section_headers::do_size): New method declaration.
6849 (Output_segment_headers::set_final_data_size): New method definition.
6850 (Output_segment_headers::do_size): New method declaration.
6851 (Output_file_header::set_final_data_size)::New method definition.
6852 (Output_file_header::do_size)::New method declaration.
6853 (Output_section_data::Output_section_data): Add new parameter
6854 is_data_size_fixed and use it to fix data size.
6855 (Output_data_const::Output_data_const): Adjust call to base class
6856 constructor and fix data size.
6857 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6858 base class constructor and fix data size.
6859 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6860 base class constructor and fix data size.
6861 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6862 class constructor and fix data size.
6863 (Output_data_group::set_final_data_size): New method definition.
6864 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6865 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6866 class constructor and fix data size.
6867 (Output_relaxed_input_section): New class definition.
6868 (Output_section::Simple_input_section): New class definition.
6869 (Output_section::get_input_sections): Adjust parameter list.
6870 (Output_section::add_input_section_for_script): Same.
6871 (Output_section::save_states, Output_section::restore_states,
6872 Output_section::do_address_and_file_offset_have_reset_values,
6873 (Output_section::Input_section::Input_section): Handle
6874 RELAXED_INPUT_SECTION_CODE. Add new overload for
6875 Output_relaxed_input_section.
6876 (Output_section::Input_section::is_input_section,
6877 Output_section::Input_section::set_output_section): Handle relaxed
6879 (Output_section::Input_section::is_relaxed_input_section,
6880 Output_section::Input_section::output_section_data,
6881 Output_section::Input_section::relaxed_input_section): New method
6883 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6885 (Output_section::Input_section::u1_): Update comments.
6886 (Output_section::Input_section::u2_): Add new union member poris.
6887 (Output_section::Checkpoint_output_section): New classs definition.
6888 (Output_section::relax_input_section): New method declaration.
6889 (Output_section::checkpoint_): New data member.
6890 (Output_segment): Update comments.
6891 (Output_segment::Output_segment): Un-privatize copy constructor.
6892 (Output_segment::operator=): Un-privatize.
6893 * script-sections.cc (Output_section_element::Input_section_list):
6894 Change element type to Output_section::Simple_input_section.
6895 (Output_section_element_dot_assignment::set_section_addresses):
6896 Register output section data for relaxation clean up.
6897 (Output_data_exression::Output_data_expression): Adjust call to base
6898 constructor to fix data size.
6899 (Output_section_element_data::set_section_addresses): Register
6900 Output_data_expression object for relaxation clean up.
6901 (struct Input_section_info): Replace Relobj pointer and section index
6902 pair with Output_section::Simple_input_section and Convert struct to a
6904 (Input_section_sorter::operator()): Adjust access to
6905 Input_section_info data member to use accessors.
6906 (Output_section_element_input::set_section_addresses): Use layout
6907 parameter. Adjust code to use Output_section::Simple_input_section
6908 and Input_secction_info classes. Register filler for relaxation
6910 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6911 and section index pair with Output_section::Simple_input_section
6912 class. Adjust code accordingly.
6913 (Phdrs_element::release_segment): New method definition.
6914 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6916 (Script_sections::release_segments): New method definition.
6917 * gold/script-sections.h (Script_sections::release_segments): New
6919 * gold/target.h (Target::may_relax, Target::relax,
6920 Target::do_may_relax, Target::do_relax): New method definitions.
6922 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6924 * arm.cc (has_signed_unsigned_overflow): New function.
6925 (Arm_relocate_functions::abs8): New function.
6926 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6927 (Target_arm::Scan::global): Likewise.
6928 (Target_arm::relocate::relocate): Likewise.
6929 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6932 2009-09-16 Cary Coutant <ccoutant@google.com>
6934 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6935 * testsuite/Makefile.in: Regenerate.
6937 2009-09-11 Nick Clifton <nickc@redhat.com>
6939 * po/gold.pot: Updated by the Translation project.
6941 2009-09-08 Cary Coutant <ccoutant@google.com>
6943 * output.cc (Output_file::open): Add execute permission to empty file.
6944 * testsuite/Makefile.am (permission_test): New test.
6945 * testsuite/Makefile.in: Regenerate.
6947 2009-09-02 Ian Lance Taylor <iant@google.com>
6949 * output.cc (Output_file::resize): Call map_no_anonymous rather
6952 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6954 * gold.cc: Include "incremental.h".
6955 (queue_initial_tasks): Call Incremental_checker methods.
6956 * incremental.cc: Include "output.h".
6957 (Incremental_checker::can_incrementally_link_output_file): New
6959 * incremental.h (Incremental_checker): New class.
6961 * output.cc (Output_file::open_for_modification): New method.
6962 (Output_file::map_anonymous): Changed return type to bool. Record
6964 (Output_file::map_no_anonymous): New method, broken out of map.
6965 (Output_file::map): Use map_no_anonymous and map_anonymous.
6966 * output.h (class Output_file): Update declarations.
6968 2009-08-24 Cary Coutant <ccoutant@google.com>
6970 * options.h (Command_line::Pre_options): New class.
6971 (Command_line::pre_options): New member.
6972 * options.cc (gold::options::ready_to_register): New variable.
6973 (One_option::register_option): Do nothing if not registering options.
6974 Assert if same short option registered twice.
6975 (General_options::General_options): Turn off option registration when
6977 (Command_line::Pre_options::Pre_options): New constructor.
6979 2009-08-24 Cary Coutant <ccoutant@google.com>
6981 * options.h (General_options::no_keep_memory): Remove incorrect
6984 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6986 * Makefile.am (am__skiplex, am__skipyacc): New.
6987 * Makefile.in: Regenerate.
6989 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6991 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6992 (INCLUDES): ... this.
6993 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6994 (AM_CPPFLAGS): Renamed from ...
6995 (INCLUDE): ... this.
6996 * Makefile.in, testsuite/Makefile.in: Regenerate.
6998 * Makefile.in: Regenerate.
6999 * aclocal.m4: Likewise.
7000 * config.in: Likewise.
7001 * configure: Likewise.
7002 * testsuite/Makefile.in: Likewise.
7004 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7005 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7006 * Makefile.in: Regenerate.
7007 * testsuite/Makefile.in: Regenerate.
7009 2009-08-19 Cary Coutant <ccoutant@google.com>
7011 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7012 symbols in shared libraries overridden by hidden or internal symbols
7013 in the main program.
7015 2009-08-19 Chris Demetriou <cgd@google.com>
7017 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7018 checking source file names in error messages.
7020 2009-08-18 Doug Kwan <dougkwan@google.com>
7022 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7023 an elcpp::Ehdr as parameter. Adjust call to set_target.
7024 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7025 an elfcpp::Ehdr as parameter.
7026 * object.cc (Object::set_target): Remove the version that looks up
7027 a target and sets it.
7028 (Sized_relobj::setup): Take a Target object instead of
7029 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7030 (make_elf_sized_object): Find target and ask target to
7032 * object.h: (Object::set_target): Remove the version that looks up
7033 a target and sets it.
7034 (Sized_relobj::setup): Take a Target object instead of
7035 an elfcpp:Ehdr as parameter.
7036 * target.cc: Include dynobj.h.
7037 (Target::do_make_elf_object_implementation): New.
7038 (Target::do_make_elf_object): New.
7039 * target.h (Target::make_elf_object): New template declaration.
7040 (Target::do_make_elf_object): New method declarations.
7041 (Target::do_make_elf_object_implementation): New template declaration.
7043 2009-08-14 Ian Lance Taylor <iant@google.com>
7045 * gold.h (FUNCTION_NAME): Define.
7046 (gold_unreachable): Use FUNCTION_NAME.
7048 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7050 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7051 symbol in the --keep-unique list is not found.
7053 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7055 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7056 been maked as --keep-unique.
7057 (Icf::unfold_section): New function.
7058 * icf.h (Icf::unfold_section): New function.
7059 * options.h (General_options::keep_unique): New option.
7060 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7061 * testsuite/Makefile.in: Regenerate.
7062 * testsuite/icf_keep_unique_test.sh: New file.
7063 * testsuite/icf_keep_unique_test.cc: New file.
7065 2009-08-12 Cary Coutant <ccoutant@google.com>
7068 * resolve.cc (Symbol_table::resolve): Check for references from
7069 dynamic objects to hidden and internal symbols.
7070 * testsuite/Makefile.am (hidden_test.sh): New test.
7071 * testsuite/Makefile.in: Regenerate.
7072 * testsuite/hidden_test.sh: New script.
7073 * testsuite/hidden_test_1.c: New test source.
7074 * testsuite/hidden_test_main.c: New test source.
7076 2009-08-11 Doug Kwan <dougkwan@google.com>
7078 * arm.cc: Update comments.
7079 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7080 segment to locate the .ARM.exidx section if present.
7082 2009-08-09 Doug Kwan <dougkwan@google.com>
7084 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7087 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7088 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7091 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7093 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7094 valid tls_segment only for non-debug-section relocations.
7095 * testsuite/Makefile.am: Add gc_tls_test.
7096 * testsuite/Makefile.in: Regenerate.
7097 * testsuite/gc_tls_test.cc: New file.
7098 * testsuite/gc_tls_test.sh: New file.
7100 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7104 * Makefile.am (CCFILES): Add icf.cc.
7106 * Makefile.in: Regenerate.
7107 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7108 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7109 section, symbol and addend information for the relocs.
7110 * gold.cc (queue_middle_tasks): Call identical code folding.
7111 * gold.h: Add defines for multimap.
7112 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7113 to the call of finalize_local_symbols.
7114 * main.cc (main): Create object of class Icf.
7115 * object.cc (Sized_relobj::do_layout): Allow this function to be
7116 called twice during icf.
7117 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7118 to sections marked as identical by icf.
7119 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7121 (Sized_relobj::do_section_entsize): New function.
7122 * object.h (Object::section_entsize): New function.
7123 (Object::do_section_entsize): New pure virtual function.
7124 (Relobj::finalize_local_symbols): Add new parameter.
7125 (Relobj::do_section_entsize): New function.
7126 * options.h (General_options::icf): New option.
7127 (General_options::icf_iterations): New option.
7128 (General_options::print_icf_sections): New option.
7129 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7130 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7131 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7133 * symtab.cc (Symbol_table::is_section_folded): New function.
7134 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7135 to sections marked as identical by icf.
7136 * symtab.h (Symbol_table::set_icf): New function.
7137 (Symbol_table::icf): New function.
7138 (Symbol_table::is_section_folded): New function.
7139 (Symbol_table::icf_): New data member.
7140 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7141 * testsuite/Makefile.am: Add commands to build icf_test.
7142 * testsuite/Makefile.in: Regenerate.
7143 * testsuite/icf_test.sh: New file.
7144 * testsuite/icf_test.cc: New file.
7146 2009-07-24 Chris Demetriou <cgd@google.com>
7148 * layout.cc (is_compressible_debug_section): Fix incorrect
7149 comment about compressed section names.
7151 2009-07-20 Ian Lance Taylor <ian@airs.com>
7154 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7156 2009-07-16 Ian Lance Taylor <iant@google.com>
7159 * layout.h: #include <map>.
7160 (class Kept_section): Change from struct to class. Add accessors
7161 and setters. Add section size to Comdat_group mapping. Change
7162 Comdat_group to std::map. Add is_comdat_ field. Add
7163 linkonce_size field in union.
7164 (class Layout): Update declaration of find_or_add_kept_section.
7165 Don't declare find_kept_object.
7166 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7167 parameter. Add object, shndx, is_comdat, and is_group_name
7168 parameters. Change all callers. Adjust for new Kept_section.
7169 (Layout::find_kept_object): Remove.
7170 * object.cc (Sized_relobj::include_section_group): Update use of
7171 Kept_section. Rename secnum to shndx. Only record
7172 Kept_comdat_section if sections are the same size.
7173 (Sized_relobj::include_linkonce_section): Update use of
7174 Kept_section. Only record Kept_comdat_section if sections are the
7175 same size. Set size of linkonce section.
7176 (Sized_relobj::map_to_kept_section): Update call to
7177 get_kept_comdat_section.
7178 * object.h (class Sized_relobj): Rename fields in
7179 Kept_comdat_section to drop trailing underscores; change object
7180 field to Relobj*. Change Kept_comdat_section_table to store
7181 struct rather than pointer.
7182 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7183 Add kept_object and kept_shndx parameters. Change all callers.
7184 (Sized_relobj::get_kept_comdat_section): Change return type to
7185 bool. Add kept_object and kept_shndx parameters. Change all
7187 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7188 Layout::find_or_add_kept_section.
7190 2009-07-09 Ian Lance Taylor <iant@google.com>
7192 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7193 Reserve space in the hash table.
7195 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7197 * fileread.cc (File_read::get_mtime): New method.
7198 * fileread.h (Timespec): New structure.
7199 (File_read::get_mtime): New method.
7200 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7201 Renamed from timestamp_nsec.
7202 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7204 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7206 (Incremental_inputs::report_archive): Save mtime; style fix.
7207 (Incremental_inputs::report_obejct): Save mtime; style fix.
7208 (Incremental_inputs::report_script): Save mtime; style fix.
7209 (Incremental_inputs::finalize_inputs): Style fix.
7210 (Incremental_inputs::finalize): Style fix.
7211 (Incremental_inputs::create_input_section_data): Store inputs
7213 * incremental.h (Incremental_inputs::report_script): Add mtime
7215 (Incremental_inputs::Input_info::Input_info): Intialize only one
7217 (Incremental_inputs::Input_info::archive): Move to nameless
7219 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7220 (Incremental_inputs::Input_info::script): Move to nameless union.
7221 (Incremental_inputs::mtime): New field.
7222 * script.cc (read_input_script): Pass file mtime to
7224 * script.h (Script_info::inputs): Style fix.
7226 2009-07-01 Ian Lance Taylor <ian@airs.com>
7228 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7231 2009-06-24 Ian Lance Taylor <iant@google.com>
7234 * layout.cc (Layout::choose_output_section): If we find an
7235 existing section, update the flags.
7236 (Layout::create_notes): New function, broken out of
7238 (Layout::finalize): Don't create note sections.
7239 (Layout::create_note): Don't crash if linker script discards
7241 (Layout::create_gold_note): Likewise.
7242 (Layout::create_build_id): Likewise. Don't set
7243 after_input_sections on the section.
7244 (Layout::create_executable_stack_info): Remove target parameter.
7246 * layout.h (class Layout): Declare create_notes. Update
7247 declaration of create_executable_stack_info.
7248 * gold.cc (queue_middle_tasks): Call create_notes.
7249 * output.cc (Output_section::update_flags_for_input_section): Move
7250 here from output.h. If SHF_ALLOC flag is newly set, mark address
7252 * output.h (Output_data::mark_address_invalid): New function.
7253 (class Output_section): Only declare, not define,
7254 update_flags_for_input_section. Remove set_flags.
7256 2009-06-24 Ian Lance Taylor <iant@google.com>
7258 * script-sections.cc (Output_section_definition::
7259 set_section_addresses): Rename shadowing local load_address to
7262 2009-06-24 Ian Lance Taylor <iant@google.com>
7265 * reloc.cc (relocate_sections): Skip empty relocation sections.
7267 2009-06-23 Ian Lance Taylor <iant@google.com>
7270 * layout.cc (Layout::create_note): Use choose_output_section
7271 rather than make_output_section.
7273 2009-06-23 Ian Lance Taylor <iant@google.com>
7276 * options.cc (General_options::parse_V): Set printed_version_.
7277 (General_options::General_options): Initialize printed_version_.
7278 * options.h (class General_options): Add printed_version_ field.
7279 * gold.cc (queue_initial_tasks): If there are no input files,
7280 don't give a fatal error if we printed the version information.
7281 (queue_middle_tasks): If using -r with a shared object, give a
7282 fatal error rather than an ordinary error.
7284 2009-06-23 Ian Lance Taylor <iant@google.com>
7287 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7288 (Layout::make_output_section): Set have_stabstr_section_ if we see
7289 a .stab*str section.
7290 (Layout::finalize): Call link_stabs_sections.
7291 (Layout::link_stabs_sections): New file.
7292 * layout.h (class Layout): Add have_stabstr_section_ field.
7293 Declare link_stabs_sections.
7295 2009-06-23 Doug Kwan <dougkwan@google.com>
7297 * Makefile.am (libgold_a_LIBADD): New.
7298 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7299 * Makefile.in: Regenerate.
7300 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7301 * configure: Regenerate.
7302 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7303 * fileread.cc: Include sys/state.h
7304 * gold.h: Declare memmem and strndup if found missing.
7305 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7307 2009-06-23 Ian Lance Taylor <iant@google.com>
7309 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7310 * configure: Rebuild.
7312 2009-06-23 Ian Lance Taylor <iant@google.com>
7315 * object.cc (Object::section_contents): Don't try to get a view if
7316 the section has length zero.
7317 (Object::handle_gnu_warning_section): If the section is empty, use
7318 the name of the section as the warning.
7320 2009-06-23 Ian Lance Taylor <iant@google.com>
7323 * stringpool.h (class Stringpool_template): Add optimize_ field.
7324 (Stringpool_template::set_optimize): New function.
7325 * stringpool.cc (Stringpool_template::Stringpool_template):
7326 Initialize optimize_ field.
7327 (Stringpool_template::set_string_offsets): Test local optimize
7328 fild rather than parameter.
7329 * layout.cc (Layout::Layout): Call set_optimize on the section
7332 2009-06-22 Ian Lance Taylor <iant@google.com>
7335 * yyscript.y: Parse TARGET.
7336 * script.cc (script_set_target): New function.
7337 * script-c.h (script_set_target): Declare.
7338 * options.cc (General_options::string_to_object_format): Rename
7339 from string_to_object_format in anonymous namespace. Change
7341 * options.h (class General_options): Declare
7342 string_to_object_format.
7344 2009-06-22 Ian Lance Taylor <iant@google.com>
7346 * script-sections.cc (Script_sections::create_segments): Don't put
7347 program headers in a PT_LOAD segment if -n or -N.
7349 2009-06-22 Ian Lance Taylor <iant@google.com>
7352 * options.h (class General_options): Add -z lazy and -z now. Sort
7353 -z options into alphabetical order.
7354 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7356 2009-06-21 Ian Lance Taylor <iant@google.com>
7358 * layout.cc (Layout::make_output_section): Call
7359 Target::new_output_section.
7360 (Layout::attach_allocated_section_to_segment): Put large section
7361 sections in a separate load segment with the large segment flag
7363 (Layout::segment_precedes): Sort large data segments after other
7365 (align_file_offset): New static function.
7366 (Layout::set_segment_offsets): Use align_file_offset.
7367 * output.h (class Output_section): Add is_small_section_ and
7368 is_large_section_ fields.
7369 (Output_section::is_small_section): New function.
7370 (Output_section::set_is_small_section): New function.
7371 (Output_section::is_large_section): New function.
7372 (Output_section::set_is_large_section): New function.
7373 (Output_section::is_large_data_section): New function.
7374 (class Output_segment): Add is_large_data_segment_ field.
7375 (Output_segment::is_large_data_segment): New function.
7376 (Output_segment::set_is_large_data_segment): New function.
7377 * output.cc (Output_section::Output_section): Initialize new
7379 (Output_segment::Output_segment): Likewise.
7380 (Output_segment::add_output_section): Add assertion that large
7381 data sections always go in large data segments. Force small data
7382 sections to the end of the list of data sections. Force small BSS
7383 sections to the start of the list of BSS sections. For large BSS
7384 sections to the end of the list of BSS sections.
7385 * symtab.h (class Symbol): Declare is_common_shndx.
7386 (Symbol::is_defined): Check Symbol::is_common_shndx.
7387 (Symbol::is_common): Likewise.
7388 (class Symbol_table): Define enum Commons_section_type. Update
7389 declarations. Add small_commons_ and large_commons_ fields.
7390 * symtab.cc (Symbol::is_common_shndx): New function.
7391 (Symbol_table::Symbol_table): Initialize new fields.
7392 (Symbol_table::add_from_object): Put small and large common
7393 symbols in the right list.
7394 (Symbol_table::sized_finalized_symbol): Check
7395 Symbol::is_common_shndx.
7396 (Symbol_table::sized_write_globals): Likewise.
7397 * common.cc (Symbol_table::do_allocate_commons): Allocate new
7398 common symbol lists. Don't call do_allocate_commons_list if the
7400 (Symbol_table::do_allocate_commons_list): Remove is_tls
7401 parameter. Add comons_section_type parameter. Change all
7402 callers. Handle small and large common symbols.
7403 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
7404 Symbol::is_common_shndx.
7405 * resolve.cc (symbol_to_bits): Likewise.
7406 * target.h (Target::small_common_shndx): New function.
7407 (Target::small_common_section_flags): New function.
7408 (Target::large_common_shndx): New function.
7409 (Target::large_common_section_flags): New function.
7410 (Target::new_output_section): New function.
7411 (Target::Target_info): Add small_common_shndx, large_common_shndx,
7412 small_common_section_flags, and large_common_section_flags
7414 (Target::do_new_output_section): New virtual function.
7415 * arm.cc (Target_arm::arm_info): Initialize new fields.
7416 * i386.cc (Target_i386::i386_info): Likewise.
7417 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
7419 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
7420 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7421 (Target_x86_64::do_new_output_section): New function.
7422 * configure.ac: Define conditional MCMODEL_MEDIUM.
7423 * testsuite/Makefile.am (check_PROGRAMS): Add large.
7424 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7425 (large_LDFLAGS): Define.
7426 * testsuite/large.c: New file.
7427 * testsuite/testfile.cc (Target_test::test_target_info):
7428 Initialize new fields.
7429 * configure, testsuite/Makefile.in: Rebuild.
7431 2009-06-05 Doug Kwan <dougkwan@google.com>
7433 * Makefile.am (CCFILES): Add target.cc.
7434 * Makefile.in: Regenerate.
7435 * i386.cc (class Target_i386): Define new virtual method to
7436 override do_is_local_label_name in parent.
7437 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7438 local symbols if --discard-locals or -X is given.
7439 * options.h (class General_options): Declare new options
7440 '--discard-locals' and '-X' for discarding locals.
7441 * target.h (class Target): Define new methods is_local_label_name.
7442 Declare new virtual method do_is_local_label_name.
7443 * target.cc: New file.
7444 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7445 (check_SCRIPTS): Add discard_locals_test.sh.
7446 (check_DATA): Add discard_local_tests.syms.
7447 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7448 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7449 * testsuite/Makefile.in: Regenerate.
7450 * testsuite/discard_locals_test.c: New file.
7451 * testsuite/discard_locals_test.sh: Same.
7453 2009-06-05 Doug Kwan <dougkwan@google.com>
7455 * object.cc (Sized_relobj::Sized_relobj): Initialize
7456 discarded_eh_frame_shndx_ to -1U.
7457 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7459 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7460 a discarded .eh_frame section.
7461 (Sized_relobj::do_finalize_local_symbols): Ditto.
7462 * object.h (class Sized_relobj): Declare new member
7463 discarded_eh_frame_shndx_.
7464 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7465 (local_labels_test.o, local_labels_test): New rules.
7466 * testsuite/Makefile.in: Regenerate.
7468 2009-06-04 Doug Kwan <dougkwan@google.com>
7470 * layout.cc (Layout::section_name_mapping): Add mapping for
7471 special ARM sections.
7473 2009-06-03 Doug Kwan <dougkwan@google.com>
7475 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7476 (utils::has_overflow): Same.
7478 2009-06-03 Ian Lance Taylor <iant@google.com>
7480 * layout.cc (Layout::section_name_mapping): New array, replacing
7481 Layout::linkonce_mapping.
7482 (Layout::section_name_mapping_count): New variable, replacing
7483 Layout::linkonce_mapping_count.
7484 (Layout::linkonce_output_name): Remove.
7485 (Layout::output_section_name): Rewrite.
7486 * layout.h (class Layout): Rename Linkonce_mapping to
7487 Section_name_mapping, linkonce_mapping to section_name_mapping,
7488 linkonce_mapping_count to section_name_mapping_count. Don't
7489 declare linkonce_output_name.
7491 2009-06-03 Doug Kwan <dougkwan@google.com>
7493 * gold/arm.cc (namespace utils): New.
7494 (Target_arm::reloc_is_non_pic): Define new method.
7495 (class Arm_relocate_functions): New.
7496 (Target_arm::Relocate::relocate): Handle relocation types used by
7499 2009-06-03 Ian Lance Taylor <iant@google.com>
7501 * arm.cc (Target_arm::scan::global): Use || instead of |.
7503 2009-06-02 Doug Kwan <dougkwan@google.com>
7505 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7506 issued_non_pic_error_.
7507 (class Target_arm::Scan): Declare new method check_non_pic.
7508 Define new method symbol_needs_plt_entry.
7509 Declare new data member issued_non_pic_error_.
7510 (class Target_arm::Relocate): Declare new method
7511 should_apply_static_reloc.
7512 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7513 (Target_arm::Scan::check_non_pic): Define new method.
7514 (Target_arm::Scan::local): Handle a small subset of reloc types used
7516 (Target_arm::Scan::local): Same.
7517 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7519 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7521 * incremental.cc (Incremental_inputs::report_command_line): Filter
7522 out --incremental-* options.
7524 2009-05-29 Doug Kwan <dougkwan@google.com>
7526 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7528 (class Target_arm): Update comment.
7529 (Target_arm::Target_arm): Initialize new data members GOT_,
7530 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7531 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7532 and Target_arm::rel_dyn_section.
7533 Declare new_enum Target_arm::Got_type.
7534 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7536 Update commments for member do_dynsym_value.
7537 (Target_arm::got_size, Target_arm::plt_section,
7538 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7539 new methods inside class defintion.
7540 (Target_arm::got_section): Define new method.
7541 (Target_arm::rel_dyn_section): Same.
7542 (Output_data_plt_arm): New template class.
7543 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7544 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7545 (Output_data_plt_arm::add_entry): Same.
7546 (Output_data_plt_arm::first_plt_entry): Define new
7547 static data member for PLT instruction template.
7548 (Output_data_plt_arm::plt_entry): Same.
7549 (Output_data_plt_arm::do_write): Define new method.
7550 (Target_arm::make_plt_entry): Same.
7551 (Target_arm::do_finalize_sections): Same.
7552 (Target_arm::do_dynsym_value): Same.
7554 2009-05-28 Doug Kwan <dougkwan@google.com>
7556 * Makefile.am (TARGETSOURCES): Add arm.cc.
7557 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7558 * Makefile.in: Regenerate.
7560 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7562 2009-05-26 Doug Kwan <dougkwan@google.com>
7564 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7565 (General_options::check_excluded_libs): Strip off directories in
7566 archive name before matching like GNU ld does.
7567 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7568 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7569 (exclude_libs_test_LDFLAGS): Add linker option
7570 -Wl,--exclude-libs,libexclude_libs_test_3
7571 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7572 an explicit archive without using -l.
7573 (alt/libexclude_libs_test_3.a): New make rule.
7574 * testsuite/Makefile.in: Regenerate.
7575 * testsuite/exclude_libs_test.c : Declare lib3_default().
7577 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7578 * exclude_libs_test_3.c: New file.
7580 2009-05-26 Nick Clifton <nickc@redhat.com>
7582 * po/id.po: New Indonesian translation.
7583 * po/gold.pot: Updated template file.
7585 2009-05-22 Sriraman Tallam <tmsriram@google.com>
7587 * testsuite/Makefile.am: Add -ffunction-sections to compile
7588 gc_comdat_test files. Add -Wl,--gc-sections to build
7590 * testsuite/Makefile.in: Regenerate.
7591 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7593 2009-05-21 Sriraman Tallam <tmsriram@google.com>
7595 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7596 kept comdat section was garbage collected.
7597 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7598 * testsuite/Makefile.in: Regenerate.
7599 * testsuite/gc_comdat_test.sh: New file.
7600 * testsuite/gc_comdat_test_1.cc: New file.
7601 * testsuite/gc_comdat_test_2.cc: New file.
7603 2009-05-19 Doug Kwan <dougkwan@google.com>
7605 * archive.cc (Archive::Archive): Move constructor from archive.h
7606 to here. Initialize no_export_.
7607 (Archive::get_elf_object_for_member): Set no_export flag of object.
7608 * archive.h (Archive::Archive): Move constructor body to
7610 (Archive::no_export): New method.
7611 (Archive::no_export_): New field.
7612 * object.h (Object::Object): Initialize no_export_ to false.
7613 (Object::no_export, Object::set_no_export): New methods.
7614 (Object::no_export_): New field.
7615 * options.cc (General_options::parse_exclude_libs): New method.
7616 (General_options::check_excluded_libs) Same.
7617 * options.h (exclude_libs): New option.
7618 (General_options::check_excluded_libs): New method declaration.
7619 (General_options::excluded_libs_): New field.
7620 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7621 default or protected visibility if an object has no-export flag set.
7622 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7623 (check_SCRIPTS): Add exclude_libs_test.sh.
7624 (check_DATA): Add exclude_libs_test.syms.
7625 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7626 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7627 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7628 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7629 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7630 libexclude_libs_test_2.a): New rules.
7631 * testsuite/Makefile.in: Regenerate.
7632 * testsuite/exclude_libs_test.c: New file.
7633 * testsuite/exclude_libs_test.sh: Ditto.
7634 * testsuite/exclude_libs_test_1.c: Ditto.
7635 * testsuite/exclude_libs_test_2.c: Ditto.
7637 2009-05-15 Ian Lance Taylor <iant@google.com>
7639 * configure.ac: Check for declarations for cases where libiberty.h
7640 checks HAVE_DECL_xxx.
7641 * configure, config.in: Rebuild.
7643 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7645 * gold.h (Incremental_argument_list): Remove (invalid) forward
7647 * incremental.cc (Incremental_inputs::report_achive): New method.
7648 (Incremental_inputs::report_object): New method.
7649 (Incremental_inputs::report_script): New method.
7650 (Incremental_inputs::finalize_inputs): New method.
7651 (Incremental_inputs::finalize): Call finalize_inputs().
7652 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7653 Create inputs entries.
7654 * incremental.h (Incremental_input_type): New enum.
7655 (Incremental_inputs::Incremental_input): Initialize new fields.
7656 (Incremental_inputs::report_inputs): New method.
7657 (Incremental_inputs::report_achive): New method.
7658 (Incremental_inputs::report_object): New method.
7659 (Incremental_inputs::report_script): New method.
7660 (Incremental_inputs::finalize_inputs): New method.
7661 (Incremental_inputs::Input_info): New struct.
7662 (Incremental_inputs::Input_info_map): New typedef.
7663 (Incremental_inputs::lock_): New field.
7664 (Incremental_inputs::Inputs_): New field.
7665 (Incremental_inputs::Inputs_map): New field.
7666 * main.cc (main): Call Incremental_input::report_inputs.
7667 * options.h (Input_argument_list): Typedef moved from
7669 (Input_file_group::Files): Remove, use ::Input_argument_list.
7670 (Input_file_group::Input_argument_list): Remove, use
7671 ::Input_argument_list.
7672 * plugin.cc (Plugin_manager::add_input_file): Add error in
7674 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7676 * script.cc (read_input_script): Call
7677 Incremental_input::report_script.
7678 * script.h (Script_info): New class.
7680 2009-04-27 Ian Lance Taylor <iant@google.com>
7682 * x86_64.cc (do_adjust_output_section): Set entsize to
7685 2009-04-23 Elliott Hughes <enh@google.com>
7687 * output.cc (Output_file::close): After short writes, continue
7688 writing from the correct offset in the buffer being written.
7690 2009-04-23 Chris Demetriou <cgd@google.com>
7692 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7693 * configure: Regenerate.
7694 * config.in: Regenerate.
7695 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7696 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7698 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7700 * incremental.cc (Incremental_inputs_header_data): Renamed from
7701 Incremental_input_header_data.
7702 (Incremental_inputs_header_data::data_size): New field.
7703 (Incremental_inputs_header_data::put_input_file_count): Renamed
7704 from input_file_count.
7705 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7706 from command_line_offset.
7707 (Incremental_inputs_header_data::put_reserved): Renamed from
7709 (Incremental_inputs_entry_data): Renamed from
7710 Incremental_input_entry_data.
7711 (Incremental_inputs_entry_data::data_size): New field.
7712 (Incremental_inputs::report_command_line): New method.
7713 (Incremental_inputs::finalize): New method.
7714 (Incremental_inputs::create_incremental_inputs_data): New method.
7715 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7716 * incremental.h: New file.
7717 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7718 (Layout::finalize): Create incremental inputs section in
7720 (Layout::create_incremental_info_sections): New method.
7721 * layout.h (Layout::incremental_inputs): New method.
7722 (Layout::create_incremental_info_sections): New method.
7723 (Layout::incremental_inputs_): New field.
7724 * main.cc (main): Notify Incremental_input of the command line.
7726 2009-04-01 Ian Lance Taylor <iant@google.com>
7727 Mikolaj Zalewski <mikolajz@google.com>
7729 * gold.h (reserve_unordered_map): Define, three versions, one for
7730 each version of Unordered_map.
7731 * layout.cc (Layout::Layout): Remove options parameter. Add
7732 number_of_input_files parameter. Don't initialize options_.
7733 Initialize number_of_input_files_ and resized_signatures_. Move
7734 sections_are_attached_.
7735 (Layout::layout_group): Reserve space for group_signatures_.
7736 (Layout::find_or_add_kept_section): Change name parameter to be a
7737 reference. Resize signatures_ map when it gets large enough.
7738 (Layout::layout_eh_frame): Use parameters->options() instead of
7740 (Layout::make_output_section): Likewise.
7741 (Layout::attach_allocated_section_to_segment): Likewise.
7742 (Layout::finalize, Layout::create_executable_stack): Likewise.
7743 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7744 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7745 * layout.h (class Layout): Update declarations. Remove options_
7746 field. Add number_of_input_files_ and resized_signatures_
7747 fields. Move sections_are_attached_ field.
7748 * main.cc (main): Pass number of input files to Layout
7749 constructor. Don't pass options.
7751 2009-03-30 Ian Lance Taylor <iant@google.com>
7753 * ffsll.c (ffsll): Correct implementation.
7755 2009-03-27 Ian Lance Taylor <iant@google.com>
7757 * ffsll.c: New file.
7758 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7759 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7760 * ftruncate.c (ftruncate): Declare before definition.
7761 * mremap.c (mremap): Likewise.
7762 * pread.c (pread): Likewise.
7763 * configure, Makefile.in, config.in: Rebuild.
7765 * mremap.c: New file.
7766 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7767 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7768 (mremap): Declare if HAVE_MREMAP is not defined.
7769 * configure, Makefile.in, config.in: Rebuild.
7771 2009-03-27 Cary Coutant <ccoutant@google.com>
7773 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7774 position independent.
7775 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7776 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7778 2009-03-24 Cary Coutant <ccoutant@google.com>
7780 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7782 (needs_dynamic_reloc): Likewise.
7784 2009-03-24 Ian Lance Taylor <iant@google.com>
7786 * yyscript.y (file_cmd): Recognize EXTERN.
7787 (extern_name_list, extern_name_list_body): New nonterminals.
7788 * script.cc (script_add_extern): Define.
7789 * script-c.h (script_add_extern): Declare.
7791 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
7793 * object.cc (is_elf_object): Define.
7794 * object.h (is_elf_object): Declare.
7795 * archive.cc (Archive::get_elf_object_for_member): Call
7797 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
7799 2009-03-24 Elliott Hughes <enh@google.com>
7801 * output.cc (Output_file::map_anonymous): Define.
7802 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7803 try an anonymous one. Report the size if the mmap fails.
7804 * output.h (class Output_file): Declare map_anonymous.
7806 2009-03-24 Ian Lance Taylor <iant@google.com>
7808 * target-select.cc (instantiate_target): Don't acquire the lock if
7809 the instantiated_target_ field has already been set.
7811 2009-03-23 Ian Lance Taylor <iant@google.com>
7813 * gold-threads.h (class Initialize_lock): Define.
7814 * gold-threads.cc (class Initialize_lock_once): Define.
7815 (initialize_lock_control): New static variable.
7816 (initialize_lock_pointer): New static variable.
7817 (initialize_lock_once): New static function.
7818 (Initialize_lock::Initialize_lock): Define.
7819 (Initialize_lock::initialize): Define.
7820 * target-select.h: Include "gold-threads.h".
7821 (class Target_selector): Add lock_ and initialize_lock_ fields.
7822 Don't define instantiate_target, just declare it.
7823 * target-select.cc (Target_selector::Target_selector): Initialize
7825 (Target_selector::instantiate_target): Define.
7826 * descriptors.h: Include "gold-threads.h".
7827 (class Descriptors): Add initialize_lock_ field.
7828 * descriptors.cc (Descriptors::Descriptors): Initialize new
7830 (Descriptors::open): Use initialize_lock_ field
7831 * errors.h (class Errors): Add initialize_lock_ field.
7832 * errors.cc (Errors::Errors): Initialize new field.
7833 (Errors::initialize_lock): Use initialize_lock_ field.
7834 * powerpc.cc (class Target_selector_powerpc): Remove
7835 instantiated_target_ field. In do_recognize call
7836 instantiate_target rather than do_instantiate_target. In
7837 do_instantiate_target just allocate a new target.
7838 * sparc.cc (class Target_selector_sparc): Likewise.
7840 * freebsd.h: New file.
7841 * i386.cc: Include "freebsd.h".
7842 (Target_i386): Derive from Target_freebsd rather than
7844 (Target_selector_i386): Derive from Target_selector_freebsd rather
7845 than Target_selector.
7846 * x86_64.cc: Include "freebsd.h".
7847 (Target_x86_64): Derive from Target_freebsd rather than
7849 (Target_selector_x86_64): Derive from Target_selector_freebsd
7850 rather than Target_selector.
7851 * target.h (class Target): Add adjust_elf_header and
7852 do_adjust_elf_header.
7853 * output.cc (Output_file_header:: do_sized_write): Call target
7854 adjust_elf_header routine.
7855 * configure.tgt: Set targ_osabi.
7856 * configure.ac: Define GOLD_DEFAULT_OSABI.
7857 * parameters.cc (Parameters::default_target): Pass
7858 GOLD_DEFAULT_OSABI to select_target.
7859 * target-select.h (class Target_selector): Make instantiate_target
7860 protected rather than private.
7861 * Makefile.am (HFILES): Add freebsd.h.
7862 * configure, Makefile.in, config.in: Rebuild.
7864 * merge.cc (do_add_input_section): Correct pend value. Change
7865 message about last entry not being null terminated from error to
7868 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7870 * incremental.cc: New file.
7871 * Makefile.am (CCFILES): Add incremental.cc.
7872 * Makefile.in: Rebuild.
7874 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7876 * layout.cc (Layout::output_section_name): Preserve names
7877 of '.note.' sections.
7879 2009-03-19 Ian Lance Taylor <iant@google.com>
7881 * descriptors.cc (Descriptors::open): Check that the options are
7882 valid before using them.
7884 2009-03-18 Ian Lance Taylor <iant@google.com>
7886 * script-sections.h: Include <list>.
7887 (class Script_sections): Change Sections_elements from std::vector
7888 to std::list. Typedef public Elements_iterator. Add
7889 orphan_section_placement_, data_segment_align_start_, and
7890 saw_data_segment_align_ fields. Remove data_segment_align_index_
7892 * script-sections.cc (class Orphan_section_placement): New class.
7893 (class Sections_element): Add virtual functions is_relro and
7894 orphan_section_init. Remove virtual function place_orphan_here.
7895 (class Output_section_definition): Add is_relro and
7896 orphan_section_init. Remove place_orphan_here.
7897 (class Orphan_output_section): Likewise.
7898 (Script_sections::Script_sections): Update for field changes.
7899 (Script_sections::data_segment_align): Set saw_data_segment_align_
7900 and data_segment_align_start_, not data_segment_align_index.
7901 (Script_sections::data_segment_relro_end): Check
7902 saw_data_segment_align_. Use data_segment_align_start_ rather
7903 than data_segment_align_index_.
7904 (Script_sections::place_orphan): Rewrite to use
7905 Orphan_section_placement.
7907 2009-03-17 Ian Lance Taylor <iant@google.com>
7909 * archive.cc (Archive::add_symbols): Check for a version attached
7910 to the symbol name in the archive map.
7911 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7912 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7913 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7914 (ver_test_11.a): New target.
7915 * testsuite/Makefile.in: Rebuild.
7917 * configure.ac: Check for chsize and posix_fallocate. Replace
7919 * ftruncate.c: New file, from gnulib.
7920 * output.cc (posix_fallocate): Define dummy version if not
7921 HAVE_POSIX_FALLOCATE.
7922 (Output_file::map): Call posix_fallocate rather than lseek and
7924 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7925 * configure, Makefile.in, config.in: Rebuild.
7927 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
7929 * layout.h (Layout::create_note): Add section_name parameter.
7930 * layout.cc (Layout::create_note): Likewise.
7931 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
7933 2009-03-17 Ian Lance Taylor <iant@google.com>
7935 * descriptors.cc: Include "options.h".
7936 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7937 (Descriptors::open): Always use O_CLOEXEC when opening a new
7938 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7939 then set FD_CLOEXEC.
7941 * sparc.cc (class Target_sparc): Add has_got_section.
7942 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7943 make sure we have a GOT section.
7945 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7946 (Target_sparc::Scan::local): Likewise.
7947 (Target_sparc::Scan::global): Likewise.
7948 (Target_sparc::Relocate::relocate): Likewise.
7949 (Target_sparc::Relocate::relocate_tls): Likewise.
7951 * symtab.cc (Symbol_table::define_default_version): New function,
7952 broken out of add_from_object.
7953 (Symbol_table::add_from_object): Call define_default_version.
7954 (Symbol_table::define_special_symbol): Add resolve_oldsym
7955 parameter. Change all callers. If the version for a symbol comes
7956 from a version script, resolve it with the symbol with the same
7957 name with no version. Also add the symbol without a version if
7959 (do_define_in_output_data): If resolving with oldsym, don't delete
7961 (do_define_in_output_segment): Likewise.
7962 (do_define_as_constant): Likewise.
7963 * symtab.h (class Symbol_table): Update declarations.
7965 2009-03-13 Ian Lance Taylor <iant@google.com>
7967 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7968 (Read_symbols::requeue): New function.
7969 (Read_symbols::do_read_symbols): If make_elf_object fails because
7970 the target type is not configured, and the file was searched for,
7971 issue a warning and retry with the next directory.
7972 (Add_symbols::run): If the file has an incompatible format, and
7973 it was searched for, requeue the Read_symbols task. On error,
7975 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7976 dirindex parameter to constructor. Change all callers. Declare
7977 incompatible_warning and requeue.
7978 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7979 input_argument_ and input_group_ fields. Add them to
7980 constructor. Change all callers.
7981 (class Read_script): Add dirindex_ field. Add it to constructor.
7983 * archive.cc (Archive::setup): Remove input_objects parameter.
7985 (Archive::get_file_and_offset): Likewise.
7986 (Archive::read_all_symbols): Likewise.
7987 (Archive::read_symbols): Likewise.
7988 (Archive::get_elf_object_for_member): Remove input_objects
7989 parameter. Add punconfigured parameter. Change all callers.
7990 (Archive::add_symbols): Change return type to bool. Check return
7991 value of include_member.
7992 (Archive::include_all_members): Likewise.
7993 (Archive::include_member): Change return type to bool. Return
7994 false if first included object has incompatible target. Set
7995 included_member_ field.
7996 (Add_archive_symbols::run): If add_symbols returns false, requeue
7998 * archive.h (class Archive): Add included_member_ field.
7999 Initialize it in constructor. Add input_file and searched_for
8000 methods. Update declarations.
8001 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8002 input_argument_ fields. Add them to constructor. Change all
8004 * script.cc: Include "target-select.h".
8005 (class Parser_closure): Add skip_on_incompatible_target_ and
8006 found_incompatible_target_ fields. Add
8007 skip_on_incompatible_target parameter to constructor. Change all
8008 callers. Add methods skip_on_incompatible_target,
8009 clear_skip_on_incompatible_target, found_incompatible_target, and
8010 set_found_incompatible_target.
8011 (read_input_script): Add dirindex parameter. Change all callers.
8012 If parser finds an incompatible target, requeue Read_symbols
8014 (script_set_symbol): Clear skip_on_incompatible_target in
8016 (script_add_assertion, script_parse_option): Likewise.
8017 (script_start_sections, script_add_phdr): Likewise.
8018 (script_check_output_format): New function.
8019 * script.h (read_input_script): Update declaration.
8020 * script-c.h (script_check_output_format): Declare.
8021 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8022 (ignore_cmd): Remove OUTPUT_FORMAT.
8023 * fileread.cc (Input_file::Input_file): Add explicit this.
8024 (Input_file::will_search_for): New function.
8025 (Input_file::open): Add pindex parameter. Change all callers.
8026 * fileread.h (class Input_file): Add input_file_argument method.
8027 Declare will_search_for. Update declarations.
8028 * object.cc (make_elf_object): Add punconfigured parameter.
8030 * object.h (class Object): Make input_file public. Add
8031 searched_for method.
8032 (make_elf_object): Update declaration.
8033 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8035 * dirsearch.h (class Dirsearch): Update declaration.
8036 * options.h (class General_options): Add --warn-search-mismatch.
8037 * parameters.cc (Parameters::is_compatible_target): New function.
8038 * parameters.h (class Parameters): Declare is_compatible_target.
8039 * workqueue.cc (Workqueue::add_blocker): New function.
8040 * workqueue.h (class Workqueue): Declare add_blocker.
8042 * fileread.cc (Input_file::open): Remove options parameter.
8044 (Input_file::open_binary): Likewise.
8045 * script.cc (read_input_script): Likewise.
8046 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8047 options parameter from constructor. Change all callers.
8048 (class Read_script): Likewise.
8049 * fileread.h (class Input_file): Update declarations.
8050 * script.h (read_input_script): Update declaration.
8052 2009-03-10 Nick Clifton <nickc@redhat.com>
8054 * po/es.po: New Spanish translation.
8056 2009-03-06 Cary Coutant <ccoutant@google.com>
8058 * options.cc (parse_short_option): Keep dash_z from registering itself.
8060 2009-03-03 Ian Lance Taylor <iant@google.com>
8063 * target-reloc.h (relocate_section): Pass output_section to
8065 * i386.cc (Target_i386::should_apply_static_reloc): Add
8066 output_section parameter. Change all callers.
8067 (Target_i386::Relocate::relocate): Add output_section parameter.
8068 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8069 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8070 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8071 * testsuite/two_file_shared.sh: New script.
8072 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8073 (check_DATA): Add two_file_shared.dbg.
8074 (two_file_shared.dbg): New target.
8075 * testsuite/Makefile.in: Rebuild.
8077 2009-03-01 Ian Lance Taylor <iant@google.com>
8079 * configure.ac: Check for byteswap.h.
8080 * configure: Rebuild.
8081 * config.in: Rebuild.
8083 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8085 * layout.cc (Layout::find_or_add_kept_section): New function.
8086 (Layout::add_comdat): Removed.
8087 * layout.h (struct Kept_section): Move out of class Layout.
8088 Remove trailing underscores from field names. Add group_sections
8089 field. Rename group_ field to is_group. Change all uses.
8090 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8091 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8092 comdat_groups_ field.
8093 (Sized_relobj::include_section_group): Use
8094 find_or_add_kept_section and Kept_section::group_sections.
8095 (Sized_relobj::include_linkonce_section): Likewise.
8096 * object.cc (class Sized_relobj): Don't define Comdat_group or
8097 Comdat_group_table. Remove find_comdat_group and
8098 add_comdat_group. Remove comdat_groups_ field.
8099 * plugin.cc (include_comdat_group): Use
8100 Layout::find_or_add_kept_section.
8102 2009-02-28 Ian Lance Taylor <iant@google.com>
8104 * README: --gc-sections and map files are now supported. Document
8105 some build requirements.
8108 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8109 relocatable link set the value of the section symbol to zero.
8110 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8111 relocatable link don't include the section address in the local
8114 2009-02-27 Ian Lance Taylor <iant@google.com>
8117 * options.h (class Search_directory): Add is_system_directory.
8118 (class General_options): Declare is_in_system_directory.
8119 * options.cc (get_relative_sysroot): Make static.
8120 (get_default_sysroot): Make static.
8121 (General_optoins::is_in_system_directory): New function.
8122 * fileread.cc (Input_file::is_in_system_directory): New function.
8123 * fileread.h (class Input_file): Declare is_in_system_directory.
8124 * object.h (class Object): Add is_in_system_directory.
8125 (class Input_objects): Remove system_library_directory_ field.
8126 * object.cc (Input_objects::add_object): Don't set
8127 system_library_directory_.
8128 (input_objects::found_in_system_library_directory): Remove.
8129 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8130 parameter. Change all callers.
8131 (Symbol_table::sized_write_globals): Likewise.
8132 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8133 Call Object::is_in_system_directory.
8134 * symtab.h (class Symbol_table): Update declarations.
8137 * descriptors.h (Open_descriptor): Add is_on_stack field.
8138 * descriptors.cc (Descriptors::open): If the descriptor is on the
8139 top of the stack, remove it. Initialize is_on_stack field.
8140 (Descriptors::release): Only add pod to stack if it is not on the
8142 (Descriptors::close_some_descriptor): Clear stack_next and
8146 * output.cc (Output_section::find_starting_output_address): Rename
8147 from starting_output_address; add PADDR parameter; change return
8149 * output.h (class Output_section): Declare
8150 find_starting_output_address instead of starting_output_address.
8151 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8152 section symbol for which we can't find a merge section.
8155 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8156 hidden or internal, force the symbol to be local.
8157 * resolve.cc (Symbol::override_visibility): Define.
8158 (Symbol::override_base): Use override_visibility.
8159 (Symbol_table::resolve): Likewise.
8160 (Symbol::override_base_with_special): Likewise.
8161 (Symbol_table::override_with_special): If the visibility is hidden
8162 or internal, force the symbol to be local.
8163 * symtab.h (class Symbol): Add set_visibility and
8164 override_visibility.
8165 * testsuite/ver_test_1.sh: New file.
8166 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8167 (check_DATA): Add ver_test_1.syms.
8168 (ver_test_1.syms): New target.
8169 * testsuite/Makefile.in: Rebuild.
8171 2009-02-25 Cary Coutant <ccoutant@google.com>
8173 * layout.cc (Layout::choose_output_section): Don't rename sections
8174 when using a linker script that has a SECTIONS clause.
8175 * Makefile.in: Regenerate.
8177 * testsuite/Makefile.am (script_test_5.sh): New test case.
8178 * testsuite/Makefile.in: Regenerate.
8179 * testsuite/script_test_5.cc: New file.
8180 * testsuite/script_test_5.sh: New file.
8181 * testsuite/script_test_5.t: New file.
8183 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8185 * archive.cc (Archive::include_member): Update calls to add_symbols.
8186 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8187 the Layout argument.
8188 * dynobj.h (do_add_symbols): Add the Layout argument.
8189 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8191 * object.h (Object::add_symbols): Add the Layout argument.
8192 (Object::do_add_symbols): Add the Layout argument.
8193 (Sized_relobj::do_add_symbols): Add the Layout argument.
8194 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8195 Unify the two versions.
8196 (Add_plugin_symbols): Remove.
8197 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8198 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8199 (Add_plugin_symbols): Remove.
8200 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8201 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8202 (Add_symbols::run): Make it work with Pulginobj.
8204 2009-02-06 Ian Lance Taylor <iant@google.com>
8206 * object.cc (Sized_relobj::do_layout): Make info message start
8207 with lower case letter.
8209 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8211 * binary.cc: Fix file comment.
8213 * options.h (enum Incremental_disposition): Define.
8214 (class General_options): Add new options: --incremental,
8215 --incremental_changed, --incremental_unchanged,
8216 --incremental_unknown. Add incremental_disposition_ and
8217 implicit_incremental_ fields.
8218 (General_options::incremental_disposition): New function.
8219 (class Position_dependent_options): Add incremental_disposition
8221 (Position_dependent_options::copy_from_options): Set incremental
8223 * options.cc (General_options::parse_incremental_changed): New
8225 (General_options::parse_incremental_unchanged): New function.
8226 (General_options::parse_incremental_unknown): New function.
8227 (General_options::General_options): Initialize new fields
8228 incremental_disposition_ and implicit_incremental_.
8229 (General_options::finalize): Check for uasge of --incremental-*
8230 without --incremental.
8232 2009-02-06 Chris Demetriou <cgd@google.com>
8234 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8235 pointer and to report location as the file name associated with
8237 (gold_undefined_symbol_at_location): New function to replace the
8238 old gold_undefined_symbol functionality.
8239 * target-reloc.h (relocate_section): Update to use
8240 gold_undefined_symbol_at_location.
8241 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8242 Call gold_undefined_symbol function rather than gold_error.
8243 * errors.h (Errors::undefined_symbol): Take location as a
8244 string, rather than calculating it from a relocation.
8245 * errors.cc (Errors::fatal): Print "fatal error:" before the
8247 (Errors::error, Errors::error_at_location): Print "error: "
8248 before the formatted message.
8249 (Errors::undefined_symbol): Take location as a string, rather
8250 than calculating it from a relocation.
8251 (gold_undefined_symbol_at_location): New function akin to
8252 old gold_undefined_symbol, calculates location from relocation.
8253 (gold_undefined_symbol): Change to take only a Symbol pointer
8254 and to report location as the file name associated with the symbol.
8255 * testsuite/debug_msg.sh: Update for changed error messages.
8256 * testsuite/undef_symbol.sh: Likewise.
8258 2009-02-04 Duncan Sands <baldrick@free.fr>
8261 * reduced_debug_output.h
8262 (Output_reduced_debug_abbrev_section::failed): Use format for
8264 (Output_reduced_debug_info_section::faild): Likewise.
8266 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8268 * script.cc (Lazy_demangler): New class.
8269 (Version_script_info::get_symbol_version_helper): Demangle a
8272 2009-01-29 Cary Coutant <ccoutant@google.com>
8274 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8276 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8278 2009-01-28 Ian Lance Taylor <iant@google.com>
8280 * version.cc (version_string): Bump to 1.9.
8282 * gold.h: Include <cstring> and <stdint.h>.
8283 * version.cc: Include <cstdio>.
8284 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8286 * reduced_debug_output.cc (insert_into_vector): Rename from
8287 Insert_into_vector; change all callers. Use Swap_unaligned to
8288 avoid aliasing issue; remove union since it is unnecessary.
8290 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8292 * Makefile.am (CCFILES): Add gc.cc.
8294 * Makefile.in: Regenerate.
8295 * gold.cc (Gc_runner): New class.
8296 (queue_initial_tasks): Call garbage collection related tasks
8297 when corresponding options are invoked.
8298 (queue_middle_gc_tasks): New function.
8299 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8300 processed early before laying out sections during garbage collection.
8301 * gold.h (queue_middle_gc_tasks): New function.
8302 (is_prefix_of): Move from "layout.cc".
8303 * i386.cc (Target_i386::gc_process_relocs): New function.
8304 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8305 * main.cc (main): Create object of class "Garbage_collection".
8306 * object.cc (Relobj::copy_symbols_data): New function.
8307 (Relobj::is_section_name_included): New function.
8308 (Sized_relobj::do_layout): Allow this function to be called twice
8309 during garbage collection and defer layout of section during the
8311 * object.h (Relobj::get_symbols_data): New function.
8312 (Relobj::is_section_name_included): New function.
8313 (Relobj::copy_symbols_data): New function.
8314 (Relobj::set_symbols_data): New function.
8315 (Relobj::get_relocs_data): New function.
8316 (Relobj::set_relocs_data): New function.
8317 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8318 (Relobj::gc_process_relocs): New function.
8319 (Relobj::do_gc_process_relocs): New pure virtual function.
8320 (Relobj::sd_): New data member.
8321 (Sized_relobj::is_output_section_offset_invalid): New function.
8322 (Sized_relobj::do_gc_process_relocs): New function.
8323 * options.h (General_options::gc_sections): Modify to not be a no-op.
8324 (General_options::print_gc_sections): New option.
8325 * plugin.cc (Plugin_finish::run): Remove function call to
8326 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8327 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8328 * reloc.cc (Read_relocs::run): Add task to process relocs and
8329 determine unreferenced sections when doing garbage collection.
8330 (Gc_process_relocs): New class.
8331 (Sized_relobj::do_gc_process_relocs): New function.
8332 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8333 sections that are garbage collected.
8334 * reloc.h (Gc_process_relocs): New class.
8335 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8336 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8337 symbols whose corresponding sections are garbage collected.
8338 (Symbol_table::Symbol_table): Add new parameter for the garbage
8340 (Symbol_table::gc_mark_undef_symbols): New function.
8341 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8342 (Symbol_table::gc_mark_dyn_syms): New function.
8343 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8345 (Symbol_table::add_from_object): Likewise.
8346 (Symbol_table::add_from_relobj): When building shared objects, do not
8347 treat externally visible symbols as garbage.
8348 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8349 table information for static and relocatable links.
8350 * symtab.h (Symbol_table::set_gc): New function.
8351 (Symbol_table::gc): New function.
8352 (Symbol_table::gc_mark_undef_symbols): New function.
8353 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8354 (Symbol_table::gc_mark_dyn_syms): New function.
8355 (Symbol_table::gc_): New data member.
8356 * target.h (Sized_target::gc_process_relocs): New pure virtual
8358 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8359 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8361 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8363 * options.h (General_options::gc_sections): Define as a no-op for now.
8364 (General_options::no_keep_memory): Ditto.
8365 (General_options::Bshareable): Define.
8366 * options.cc (General_options::finalize): Honor -Bshareable.
8368 2009-01-20 Andreas Schwab <schwab@suse.de>
8370 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
8371 read the value in the contents, since we don't use it. Use the
8372 template endianness when writing.
8373 (Relocate::relocate): Use it for R_PPC_REL16_HA.
8375 2009-01-19 Andreas Schwab <schwab@suse.de>
8377 * configure.tgt (powerpc64-*): Fix targ_obj.
8379 2009-01-15 Ian Lance Taylor <iant@google.com>
8381 * object.cc (Sized_relobj::write_local_symbols): Don't write out
8382 local symbols when stripping all symbols.
8384 2009-01-14 Cary Coutant <ccoutant@google.com>
8386 * output.cc (Output_reloc): Add explicit instantiations.
8388 2009-01-14 Cary Coutant <ccoutant@google.com>
8390 * archive.cc (Archive::get_elf_object_for_member): Remove call
8391 to File_read::claim_for_plugin.
8392 * descriptors.cc (Descriptors::open): Remove reference to
8394 (Descriptors::claim_for_plugin): Remove.
8395 * descriptors.h (Descriptors::claim_for_plugin): Remove.
8396 (Descriptors::is_claimed): Remove.
8397 (claim_descriptor_for_plugin): Remove.
8398 * fileread.cc (File_read::claim_for_plugin): Remove.
8399 * fileread.h (File_read::claim_for_plugin): Remove.
8400 (File_read::descriptor): Reopen descriptor if necessary.
8401 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
8402 (Plugin_manager::all_symbols_read): Add task parameter. Change
8404 (Plugin_manager::get_input_file): New function.
8405 (Plugin_manager::release_input_file): New function.
8406 (Pluginobj::Pluginobj): Add filesize parameter and initialize
8407 corresponding data member.
8408 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
8409 and pass to base constructor. Change all callers.
8410 (get_input_file, release_input_file): New functions.
8411 (make_sized_plugin_object): Add filesize parameter. Change all callers.
8412 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
8413 (Plugin_manager::all_symbols_read): Add task parameter.
8414 (Plugin_manager::get_input_file): New function.
8415 (Plugin_manager::release_input_file): New function.
8416 (Plugin_manager::task_): New data member.
8417 (Pluginobj::Pluginobj): Add filesize parameter.
8418 (Pluginobj::filename): New function.
8419 (Pluginobj::descriptor): New function.
8420 (Pluginobj::filesize): New function.
8421 (Pluginobj::filesize_): New data member.
8422 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
8423 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
8424 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8426 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8427 with archive libraries.
8428 * testsuite/Makefile.in: Regenerate.
8429 * testsuite/plugin_test.c (struct sym_info): New type.
8430 (get_input_file, release_input_file): New static variables.
8431 (onload): Capture new transfer vector entries.
8432 (claim_file_hook): Stop reading at end of file according to filesize.
8433 Factor out parsing of readelf output into separate function.
8434 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8435 APIs and get the source file name from the symbol table. Convert
8436 source file name to corresponding object file name. Print info
8437 message when adding new input files.
8438 (parse_readelf_line): New function.
8439 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8440 * testsuite/plugin_test_2.sh: Likewise.
8441 * testsuite/plugin_test_3.sh: Likewise.
8442 * testsuite/plugin_test_4.sh: New test case.
8444 2009-01-07 Ian Lance Taylor <iant@google.com>
8446 * version.cc (version_string): Bump to 1.8.
8448 2008-12-23 Cary Coutant <ccoutant@google.com>
8450 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8451 * plugin.cc (Plugin_manager::finish): Rename as
8452 layout_deferred_objects. Move cleanup to separate function.
8453 (Plugin_manager::cleanup): New function.
8454 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8456 * plugin.h (Plugin_manager::finish): Rename as
8457 layout_deferred_objects.
8458 (Plugin_manager::cleanup): New function.
8459 (Plugin_manager::cleanup_done): New field.
8461 2008-12-23 Cary Coutant <ccoutant@google.com>
8463 * plugin.cc (is_visible_from_outside): New function.
8464 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8465 so we don't return "IR only" status for exported symbols or -r links.
8467 * testsuite/Makefile.am (plugin_test_3): New test case.
8468 * testsuite/Makefile.in: Regenerate.
8469 * testsuite/plugin_test_3.sh: New file.
8471 2008-12-22 Cary Coutant <ccoutant@google.com>
8473 * object.cc (Sized_relobj::layout_section): New function.
8474 (Sized_relobj::do_layout): Defer layout of input sections until after
8475 plugin has provided replacement files.
8476 (Sized_relobj::do_layout_deferred_sections): New function.
8477 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8478 (Relobj::layout_deferred_sections): New function.
8479 (Relobj::do_layout_deferred_sections): New function.
8480 (Sized_relobj::do_layout_deferred_sections): New function.
8481 (Sized_relobj::layout_section): New function.
8482 (Sized_relobj::Deferred_layout): New structure.
8483 (Sized_relobj::deferred_layout_): New field.
8484 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8485 Change all callers. Layout deferred sections.
8486 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8488 (Plugin_hook::run): Move code from do_plugin_hook inline.
8489 (Plugin_hook::do_plugin_hook): Remove.
8490 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8491 (Plugin_manager::finish): Renamed, was cleanup.
8492 (Plugin_manager::should_defer_layout): New function.
8493 (Plugin_manager::add_deferred_layout_object): New function.
8494 (Plugin_manager::Deferred_layout_list): New type.
8495 (Plugin_manager::deferred_layout_objects_): New field.
8496 (Plugin_hook::do_plugin_hook): Remove.
8498 2008-12-17 Ian Lance Taylor <iant@google.com>
8500 * options.h (class General_options): Add --no case for
8503 2008-12-16 Cary Coutant <ccoutant@google.com>
8505 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8507 (Plugin_manager::claim_file): Create plugin object even if
8508 plugin did not call the add_symbols callback.
8509 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8510 asking for more symbols than were added.
8511 * testsuite/Makefile.am (plugin_test_1): Add test case with
8513 (empty.syms): New target.
8514 * testsuite/Makefile.in: Regenerate.
8515 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8516 message. Don't call add_symbols if no globals.
8517 (all_symbols_read_hook): Don't provide replacement for empty
8520 2008-12-12 Ian Lance Taylor <iant@google.com>
8522 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8523 r_type == 0 for a local symbol with r_sym == 0.
8524 (scan_relocatable_relocs): Pass r_sym to
8525 local_non_section_strategy.
8526 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8529 * configure.ac: Update test for TLS descriptors: they are
8530 supported as of glibc 2.9.
8531 * configure: Rebuild.
8533 2008-12-11 Ian Lance Taylor <iant@google.com>
8536 * target-reloc.h (Default_scan_relocatable_relocs): For each
8537 function, map r_type == 0 to RELOC_DISCARD.
8539 2008-12-10 Cary Coutant <ccoutant@google.com>
8541 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8542 object to override a kept COMDAT group from a plugin object.
8544 2008-12-09 Ian Lance Taylor <iant@google.com>
8547 * yyscript.y (file_cmd): Handle INPUT.
8549 * testsuite/initpri1.c: Change all declarations to be full
8550 prototypes by adding void, to avoid compiler warnings.
8552 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
8554 * options.cc (General_options::parse_plugin_opt): New.
8555 (General_options::add_plugin): The argument now is just the filename.
8556 (General_options::add_plugin_option): New.
8557 * options.h (plugin_opt): New.
8558 (add_plugin): Change argument name.
8559 (add_plugin_option): New.
8560 * plugin.cc (Plugin::load): Don't parse the plugin option.
8561 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8562 (Plugin::add_option): New.
8563 (Plugin::args_): Change type.
8564 (Plugin::filename_): New.
8565 (Plugin_manager::add_plugin_option): New.
8566 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8567 * testsuite/Makefile.in: Regenerate.
8569 2008-12-05 Cary Coutant <ccoutant@google.com>
8571 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8572 Handle --strip-lto-sections option.
8573 * options.h (strip_lto_sections): New option.
8575 2008-12-01 Cary Coutant <ccoutant@google.com>
8577 * plugin.cc (ld_plugin_message): Change format parameter to const.
8578 Fix mismatch between new[] and delete.
8580 2008-11-14 Cary Coutant <ccoutant@google.com>
8582 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8585 2008-11-05 Craig Silverstein <csilvers@google.com>
8587 * options.cc (General_options::parse_dynamic_list): New function.
8588 * options.h (General_options): New flags dynamic_list,
8589 dynamic_list_data, dynamic_list_cpp_new, and
8590 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8591 (General_options::in_dynamic_list): New function.
8592 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8593 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8594 (Lex::can_continue_name): Likewise.
8596 (read_script_file): New parameter script_options.
8597 (read_dynamic_list): New function.
8598 (Script_options::define_dynamic_list): New function.
8599 (dynamic_list_keyword_parsecodes): New variable.
8600 (dynamic_list_keywords): New variable.
8601 * script.h (Script_options::define_dynamic_list): New function
8603 (read_dynamic_list): New function prototype.
8604 * symtab.cc (strprefix): New macro.
8605 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8606 dynamic_list_data, dynamic_list_cpp_new, and
8607 dynamic_list_cpp_typeinfo.
8608 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8609 (dynamic_list_expr): New rule.
8610 (dynamic_list_nodes): Likewise.
8611 (dynamic_list_node): Likewise.
8612 * testsuite/Makefile.am (dynamic_list): New test.
8613 * testsuite/Makefile.in: Regenerated.
8614 * testsuite/dynamic_list.t: New file.
8615 * testsuite/dynamic_list.sh: New file.
8617 2008-11-05 Craig Silverstein <csilvers@google.com>
8619 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8620 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8621 (t11_last): Likewise.
8622 * testsuite/ver_test_6.c (main): Likewise.
8624 2008-10-07 Cary Coutant <ccoutant@google.com>
8626 * options.c (General_options::finalize): Add check for -static and
8628 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8631 2008-10-02 Cary Coutant <ccoutant@google.com>
8633 * plugin.cc (make_sized_plugin_object): Fix conditional
8634 compilation to work when not all targets are enabled.
8636 2008-09-29 Cary Coutant <ccoutant@google.com>
8638 * archive.cc (Archive::get_file_and_offset): Use filename instead
8639 of name to get library path.
8640 (Archive::include_member): Unlock external member of a thin archive.
8642 * testsuite/Makefile.am (TEST_AR): New variable.
8643 (thin_archive_test_1): New test.
8644 (thin_archive_test_2): New test.
8645 * testsuite/Makefile.in: Regenerate.
8646 * testsuite/thin_archive_main.cc: New file.
8647 * testsuite/thin_archive_test_1.cc: New file.
8648 * testsuite/thin_archive_test_2.cc: New file.
8649 * testsuite/thin_archive_test_3.cc: New file.
8650 * testsuite/thin_archive_test_4.cc: New file.
8652 2008-09-29 Cary Coutant <ccoutant@google.com>
8654 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8655 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8657 (Sized_relobj::do_finalize_local_symbols): Likewise.
8658 (Sized_relobj::map_to_kept_section): Likewise.
8659 * object.h (Sized_relobj::invalid_address): New constant.
8660 (Sized_relobj::do_output_section_offset): Check for invalid_address
8662 * output.cc (Output_reloc::local_section_offset): Use constant
8663 invalid_address instead of -1U.
8664 (Output_reloc::get_address): Likewise.
8665 (Output_section::output_address): Change -1U to -1ULL.
8666 * output.h (Output_reloc::invalid_address): New constant.
8667 * reloc.cc (Sized_relobj::write_sections): Use constant
8668 invalid_address instead of -1U.
8669 (Sized_relobj::relocate_sections): Likewise.
8670 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8671 values for merge sections.
8672 * target-reloc.h (relocate_for_relocatable): Use constant
8673 invalid_address instead of -1U.
8675 2008-09-19 Cary Coutant <ccoutant@google.com>
8677 Add plugin functionality for link-time optimization (LTO).
8678 * configure.ac (plugins): Add --enable-plugins option.
8679 * configure: Regenerate.
8680 * config.in: Regenerate.
8681 * Makefile.am (LIBDL): New variable.
8682 (CCFILES): Add plugin.cc.
8683 (HFILES): Add plugin.h.
8684 (ldadd_var): Add LIBDL.
8685 * Makefile.in: Regenerate.
8687 * archive.cc: Include "plugin.h".
8688 (Archive::setup): Don't preread archive symbols when using a plugin.
8689 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8690 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8692 (Archive::include_member): Add symbols from plugin objects.
8693 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8694 * descriptors.cc (Descriptors::open): Check for file descriptors
8695 abandoned by plugins.
8696 (Descriptors::claim_for_plugin): New function.
8697 * descriptors.h (Descriptors::claim_for_plugin): New function.
8698 (Open_descriptor::is_claimed): New field.
8699 (claim_descriptor_for_plugin): New function.
8700 * fileread.cc (File_read::claim_for_plugin): New function.
8701 * fileread.h (File_read::claim_for_plugin): New function.
8702 (File_read::descriptor): New function.
8703 * gold.cc: Include "plugin.h".
8704 (queue_initial_tasks): Add task to call plugin hooks for generating
8706 * main.cc: Include "plugin.h".
8707 (main): Load plugin libraries.
8708 * object.h (Pluginobj): Declare.
8709 (Object::pluginobj): New function.
8710 (Object::do_pluginobj): New function.
8711 (Object::set_target): New function.
8712 * options.cc: Include "plugin.h".
8713 (General_options::parse_plugin): New function.
8714 (General_options::General_options): Initialize plugins_ field.
8715 (General_options::add_plugin): New function.
8716 * options.h (Plugin_manager): Declare.
8717 (General_options): Add --plugin option.
8718 (General_options::has_plugins): New function.
8719 (General_options::plugins): New function.
8720 (General_options::add_plugin): New function.
8721 (General_options::plugins_): New field.
8722 * plugin.cc: New file.
8723 * plugin.h: New file.
8724 * readsyms.cc: Include "plugin.h".
8725 (Read_symbols::do_read_symbols): Check for archive before checking
8726 for ELF file. Call plugin hooks to claim files.
8727 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8728 from a real object file; force override when processing replacement
8730 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8731 (Symbol::init_base_object): Likewise.
8732 (Symbol::init_base_output_data): Likewise.
8733 (Symbol::init_base_output_segment): Likewise.
8734 (Symbol::init_base_constant): Likewise.
8735 (Symbol::init_base_undefined): Likewise.
8736 (Symbol::output_section): Assert that object is not a plugin.
8737 (Symbol_table::add_from_pluginobj): New function.
8738 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8740 (Symbol_table::sized_write_globals): Likewise.
8741 (Symbol_table::add_from_pluginobj): Instantiate template.
8742 * symtab.h (Sized_pluginobj): Declare.
8743 (Symbol::in_real_elf): New function.
8744 (Symbol::set_in_real_elf): New function.
8745 (Symbol::in_real_elf_): New field.
8746 (Symbol_table::add_from_pluginobj): New function.
8748 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8749 (LIBDL): New variable.
8751 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8752 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8753 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8754 (MOSTLYCLEANFILES): Likewise.
8755 * testsuite/Makefile.in: Regenerate.
8756 * testsuite/plugin_test.c: New file.
8757 * testsuite/plugin_test_1.sh: New file.
8758 * testsuite/plugin_test_2.sh: New file.
8760 2008-09-16 Ian Lance Taylor <iant@google.com>
8762 * target-reloc.h (relocate_section): Check whether a symbol is
8763 defined by the ABI before reporting an undefined symbol error.
8764 * target.h (Target::is_defined_by_abi): Make parameter const.
8765 (Target::do_is_defined_by_abi): Likewise.
8766 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8767 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8768 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8769 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8770 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8771 * testsuite/Makefile.in: Rebuild.
8773 * fileread.cc (make_view): Add casts to avoid warning.
8775 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8777 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8778 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8780 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
8782 * options.h (General_options::output_is_executable): New.
8783 (General_options::output_is_pie): New.
8784 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8785 for shared libraries.
8786 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8788 2008-09-11 Chris Demetriou <cgd@google.com>
8790 * options.h (origin): New -z option.
8791 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8792 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8795 2008-09-05 Cary Coutant <ccoutant@google.com>
8797 * fileread.cc (File_read::make_view): Add check for attempt to map
8800 2008-09-05 Cary Coutant <ccoutant@google.com>
8802 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8803 explicit instantiations.
8805 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8808 * options.cc (General_options::finalize): Allow undefined symbols
8809 in shlibs if linking -shared.
8812 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8813 symbols as not needing a dynsym entry.
8815 2008-08-20 Craig Silverstein <csilvers@google.com>
8817 * fileread.cc (File_read::open): Do not lock the file unless it
8818 was successfully opened.
8820 2008-08-14 Cary Coutant <ccoutant@google.com>
8822 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8823 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8824 * testsuite/tls_test.cc (struct int128): 128-bit struct
8825 for testing TLS relocs with non-zero addend.
8826 (v12): New TLS variable.
8828 (t_last): Add check for v12.
8829 * testsuite/tls_test.h (t12): New function.
8830 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8832 2008-08-13 Ian Lance Taylor <iant@google.com>
8834 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8835 set tls_segment_ or relro_segment_.
8836 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8838 * output.h (Output_section::clear_is_relro): New function.
8839 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8840 sections specially even when output_data_ is empty.
8841 (Output_segment::maximum_alignment): When first section is relro,
8842 only force alignment for PT_LOAD segments.
8843 * script.cc (script_data_segment_align): New function.
8844 (script_data_segment_relro_end): New function.
8845 * script-c.h (script_data_segment_align): Declare.
8846 (script_data_segment_relro_end): Declare.
8847 * script-sections.h (class Script_sections): Declare
8848 data_segment_align and data_segment_relro_end. Add fields
8849 segment_align_index_ and saw_relro_end_.
8850 * script-sections.cc (class Sections_element): Add set_is_relro
8851 virtual function. Add new bool* parameter to place_orphan_here.
8852 Add get_output_section virtual function.
8853 (class Output_section_definition): Add set_is_relro. Add new
8854 bool* parameter to place_orphan_here. Add get_output_section.
8855 Add is_relro_ field.
8856 (Output_section_definition::Output_section_definition): Initialize
8857 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8858 and is_relro_ fields.
8859 (Output_section_definition::place_orphan_here): Add is_relro
8861 (Output_section_definition::set_section_addresses): Set relro for
8863 (Output_section_definition::alternate_constraint): Likewise.
8864 (class Orphan_output_section): Add new bool* parameter to
8865 place_orphan_here. Add get_output_section.
8866 (Orphan_output_section::place_orphan_here): Add is_relro
8868 (Script_sections::Script_sections): Initialize
8869 data_segment_align_index_ and saw_relro_end_.
8870 (Script_sections::data_segment_align): New function.
8871 (Script_sections::data_segment_relro_end): New function.
8872 (Script_sections::place_orphan): Set or clear is_relro.
8873 (Script_sections::set_section_addresses): Force alignment of first
8875 * yyscript.y (exp): Call script_data_segment_align and
8876 script_data_segment_relro_end.
8877 * testsuite/relro_script_test.t: New file.
8878 * testsuite/relro_test.cc (using_script): Declare.
8879 (t1, t2): Test using_script.
8880 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8881 (relro_script_test_SOURCES): Define.
8882 (relro_script_test_DEPENDENCIES): Define.
8883 (relro_script_test_LDFLAGS): Define.
8884 (relro_script_test_LDADD): Define.
8885 (relro_script_test.so): New target.
8886 * testsuite/Makefile.in: Rebuild.
8888 2008-08-06 Cary Coutant <ccoutant@google.com>
8890 * archive.cc (Archive::total_archives, Archive::total_members)
8891 (Archive::total_members_loaded): New variables.
8892 (Archive::setup): Add parameter. Add option to preread
8894 (Archive::read_armap): Add counter.
8895 (Archive::get_file_and_offset): New function.
8896 (Archive::get_elf_object_for_member): New function.
8897 (Archive::read_all_symbols): New function.
8898 (Archive::read_symbols): New function.
8899 (Archive::add_symbols): Add counters.
8900 (Archive::include_all_members): Use armap to find members if it's
8902 (Archive::include_member): Skip reading symbols if already read.
8903 Factored code into Archive::get_file_and_offset and
8904 Archive::get_elf_object_for_member. Changed call to
8905 Mapfile::report_include_archive_member.
8906 (Archive::print_stats): New function.
8907 * archive.h: Declare Object and Read_symbols_data classes.
8908 (Archive::Archive): Add initializers for new members.
8909 (Archive::setup): Add parameter.
8910 (Archive::print_stats): New function.
8911 (Archive::total_archives, Archive::total_members)
8912 (Archive::total_members_loaded): New variables.
8913 (Archive::get_file_and_offset): New function.
8914 (Archive::get_elf_object_for_member): New function.
8915 (Archive::read_all_symbols): New function.
8916 (Archive::read_symbols): New function.
8917 (Archive::Archive_member): New class.
8918 (Archive::members_): New member.
8919 (Archive::num_members_): New member.
8920 * main.cc: Include archive.h.
8921 (main): Call Archive::print_stats.
8922 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8923 archive parameter; member_name is now the fully-decorated name.
8924 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8925 * options.h: (General_options): Add --preread-archive-symbols option.
8926 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8929 2008-08-04 Ian Lance Taylor <iant@google.com>
8931 * symtab.h (Symbol::use_plt_offset): New function.
8932 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8933 * powerpc.cc (Relocate::relocate): Likewise.
8934 * sparc.cc (Relocate::relocate): Likewise.
8935 * x86_64.cc (Relocate::relocate): Likewise.
8936 * testsuite/weak_plt.sh: New test.
8937 * testsuite/weak_plt_main.cc: New test.
8938 * testsuite/weak_plt_shared.cc: New test.
8939 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8940 (check_PROGRAMS): Add weak_plt.
8941 (check_DATA): Add weak_plt_shared.so.
8942 (weak_plt_main_pic.o, weak_plt): New targets.
8943 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8944 * testsuite/Makefile.in: Rebuild.
8946 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8948 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8949 * testsuite/Makefile.in: Rebuild.
8951 2008-08-04 Alan Modra <amodra@bigpond.net.au>
8953 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8954 * Makefile.in: Regenerate.
8955 * po/POTFILES.in: Regenerate.
8957 2008-07-29 Ian Lance Taylor <iant@google.com>
8959 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8960 symbols before other symbols.
8961 * testsuite/script_test_2.cc (test_addr): Declare.
8962 (test_addr_alias): Declare.
8963 (main): Check that test_addr and test_addr_alias have the right
8965 * testsuite/script_test_2.t: Define test_addr_alias and
8968 2008-07-24 Ian Lance Taylor <iant@google.com>
8971 * descriptors.cc: New file.
8972 * descriptors.h: New file.
8973 * gold-threads.h (class Hold_optional_lock): New class.
8974 * fileread.cc: Include "descriptors.h".
8975 (File_read::~File_read): Release descriptor rather than closing
8977 (File_read::open) [file]: Call open_descriptor rather than open.
8978 Set is_descriptor_opened_.
8979 (File_read::open) [memory]: Assert that descriptor is not open.
8980 (File_read::reopen_descriptor): New function.
8981 (File_read::release): Release descriptor.
8982 (File_read::do_read): Make non-const. Reopen descriptor.
8983 (File_read::read): Make non-const.
8984 (File_read::make_view): Reopen descriptor.
8985 (File_read::do_readv): Likewise.
8986 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8987 Update declarations.
8988 * layout.cc: Include "descriptors.h".
8989 (Layout::create_build_id): Use open_descriptor rather than open.
8990 * output.cc: Include "descriptors.h".
8991 (Output_file::open): Use open_descriptor rather than open.
8992 * archive.cc (Archive::const_iterator): Change Archive to be
8994 (Archive::begin, Archive::end): Make non-const.
8995 (Archive::count_members): Likewise.
8996 * archive.h (class Archive): Update declarations.
8997 * object.h (Object::read): Make non-const.
8998 * Makefile.am (CCFILES): Add descriptors.cc.
8999 (HFILES): Add descriptors.h.
9000 * Makefile.in: Rebuild.
9003 * gold.h: Always include <clocale>. Add Solaris workarounds
9004 following code in binutils/sysdep.h.
9007 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9008 this->eh_frame_hdr_ is NULL before using it.
9010 * dynobj.cc (Versions::Versions): Update comment.
9012 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9013 the base version name.
9015 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9016 array size plus one.
9017 (Stringpool_template::set_string_offsets): Subtract one from key
9018 before using it as an array index.
9019 (Stringpool_template::get_offset_with_length): Likewise.
9020 (Stringpool_template::write_to_buffer): Likewise.
9021 * stringpool.h (Stringpool_template::get_offset_from_key):
9024 2008-07-23 Ian Lance Taylor <iant@google.com>
9027 * object.h (Merged_symbol_value::value): Do our best to handle a
9031 * script.cc (Version_script_info::get_versions): Don't add empty
9032 version tag to return value.
9033 (Version_script_info::get_symbol_version_helper): Change return
9034 type to bool. Add pversion parameter. Change all callers.
9035 (script_register_vers_node): Don't require a non-NULL tag.
9036 * script.h (class Version_script_info): Update declarations.
9037 (Version_script_info::get_symbol_version): Change return type to
9038 bool. Add version parameter. Change all callers.
9039 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9040 handling. Handle an empty version from a version script.
9041 (Symbol_table::define_special_symbol): Likewise.
9042 * testsuite/ver_test_10.script: New file.
9043 * testsuite/ver_test_10.sh: New file.
9044 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9045 (check_DATA): Add ver_test_10.syms.
9046 (ver_test_10.syms, ver_test_10.so): New target.
9047 * testsuite/Makefile.in: Rebuild.
9049 2008-07-23 Simon Baldwin <simonb@google.com>
9051 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9052 to zero for undefined symbols from dynamic libraries.
9054 2008-07-23 Ian Lance Taylor <iant@google.com>
9056 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9058 * symtab.h (class Symbol_table): Update declaration.
9059 * testsuite/ver_test_9.cc: New file.
9060 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9061 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9062 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9063 (ver_test_9.so, ver_test_9.o): New targets.
9064 * testsuite/Makefile.in: Rebuild.
9066 2008-07-22 Ian Lance Taylor <iant@google.com>
9068 * options.h (class General_options): Define --check-sections.
9069 * layout.cc (Layout::set_segment_offsets): Handle
9072 * options.h (class General_options): Define -n/--nmagic and
9074 * options.cc (General_options::finalize): For -n/--nmagic or
9075 -N/--omagic, set -static.
9076 * layout.cc (Layout::attach_allocated_section_to_segment): If
9077 -N/--omagic, don't put read-only and read-write sections in
9079 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9080 finding a read-only segment.
9081 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9082 don't set the minimum segment alignment to the common page size,
9083 and don't set the file offset to the address modulo the page size.
9084 * script-sections.cc (Script_sections::create_segments): If
9085 -n/--omagic, don't put read-only and read-write sections in
9088 * cref.cc: New file.
9090 * options.h (class General_options): Add --print-symbol-counts.
9091 * main.cc (main): Issue defined symbol report if requested.
9092 * archive.cc (Archive::interpret_header): Make into a const member
9094 (Archive::add_symbols): Call Input_objects::archive_start and
9096 (Archive::const_iterator): Define new class.
9097 (Archive::begin, Archive::end): New functions.
9098 (Archive::include_all_members): Rewrite to use iterator.
9099 (Archive::count_members): New function.
9100 * archive.h (class Archive): Update declarations.
9101 (Archive::filename): New function.
9102 * object.cc: Include "cref.h".
9103 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9104 (Sized_relobj::do_get_global_symbol_counts): New function.
9105 (Input_objects::add_object): Add object to cross-referencer.
9106 (Input_objects::archive_start): New function.
9107 (Input_objects::archive_stop): New function.
9108 (Input_objects::print_symbol_counts): New function.
9109 * object.h: Declare Cref and Archive.
9110 (Object::get_global_symbol_counts): New function.
9111 (Object::do_get_global_symbol_counts): New pure virtual function.
9112 (class Sized_relobj): Add defined_count_ field. Update
9114 (class Input_objects): Add cref_ field. Update constructor.
9115 Update declarations.
9116 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9118 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9120 (Sized_dynobj::do_get_global_symbol_counts): New function.
9121 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9122 defined_count_. Update declarations. Define Symbols typedef.
9123 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9124 parameter. Change all callers.
9125 (Symbol_table::add_from_dynobj): Add sympointers and defined
9126 parameters. Change all callers.
9127 * symtab.h (class Symbol_table): Update declarations.
9128 * Makefile.am (CCFILES): Add cref.cc.
9129 (HFILES): Add cref.h.
9130 * Makefile.in: Rebuild.
9132 2008-07-22 Simon Baldwin <simonb@google.com>
9134 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9135 to zero when writing undefined symbols.
9137 2008-07-22 Ian Lance Taylor <iant@google.com>
9139 * output.cc (Output_section::add_input_section): Don't try to
9140 merge empty merge sections.
9142 2008-07-21 Craig Silverstein <csilvers@google.com>
9144 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9145 Include symbol version in error message.
9147 2008-07-20 Chris Demetriou <cgd@google.com>
9149 * configure.ac (gold_cv_c_random_seed): New configured variable.
9150 (RANDOM_SEED_CFLAGS): New substituted variable.
9151 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9152 * configure: Rebuild.
9153 * Makefile.in: Likewise.
9154 * testsuite/Makefile.in: Likewise.
9156 2008-07-18 Ian Lance Taylor <iant@google.com>
9158 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9159 where we see NAME/NULL and NAME/VERSION as separate symbols.
9160 * testsuite/ver_test_main.cc (main): Call t4.
9161 (t4, t4_2a): Define.
9162 * testsuite/ver_test_2.cc (t4_2): Define.
9163 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9164 * testsuite/ver_test_4.cc (t4_2a): Define.
9165 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9166 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9168 2008-07-17 Ian Lance Taylor <iant@google.com>
9170 * dynobj.cc (Versions::add_def): If we give an error about a
9171 missing version, go ahead and create the version anyhow.
9173 2008-07-10 Ian Lance Taylor <iant@google.com>
9175 Handle output sections with more than 0x7fffffff bytes.
9176 * object.h (class Relobj): Change map_to_output_ to
9177 output_sections_, and just keep a section pointer. Change all
9178 uses. Move comdat group support to Sized_relobj.
9179 (Relobj::is_section_specially_mapped): Remove.
9180 (Relobj::output_section): Remove poff parameter. Change all
9182 (Relobj::output_section_offset): New function.
9183 (Relobj::set_section_offset): Rewrite.
9184 (Relobj::map_to_output): Remove.
9185 (Relobj::output_sections): New function.
9186 (Relobj::do_output_section_offset): New pure virtual function.
9187 (Relobj::do_set_section_offset): Likewise.
9188 (class Sized_relobj): Add section_offsets_ field. Add comdat
9189 group support from Relobj. Update declarations.
9190 (Sized_relobj::get_output_section_offset): New function.
9191 (Sized_relobj::do_output_section_offset): New function.
9192 (Sized_relobj::do_set_section_offset): New function.
9193 * object.cc (Relobj::output_section_address): Remove.
9194 (Sized_relobj::Sized_relobj): Initialize new fields.
9195 (Sized_relobj::include_section_group): Cast find_kept_object to
9197 (Sized_relobj::include_linkonce_section): Likewise.
9198 (Sized_relobj::do_layout): Use separate arrays for output section
9200 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9202 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9203 output_sections and section_offsets.
9204 (Sized_relobj::write_local_symbols): Likewise.
9205 (map_to_kept_section): Compute output address directly.
9206 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9207 output_sections and section_offsets.
9208 (Sized_relobj::write_sections): Likewise.
9209 (Sized_relobj::relocate_sections): Likewise.
9210 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9211 * output.h (class Output_reloc): Update declarations. Change
9212 u2_.relobj to Sized_relobj*.
9213 (class Output_data_reloc): Change add functions to use
9215 * output.cc (Output_reloc::Output_reloc): Change relobj to
9217 (Output_reloc::local_section_offset): Change return type to
9218 Elf_Addr. Use get_output_section_offset.
9219 (Output_reloc::get_address): Likewise.
9220 (Output_section::is_input_address_mapped): Don't call
9221 is_section_specially_mapped.
9222 (Output_section::output_offset): Likewise.
9223 (Output_section::output_address): Likewise.
9224 (Output_section::starting_output_address): Likewise.
9225 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9226 parameter to Sized_relobj*.
9227 (Copy_relocs::need_copy_reloc): Likewise.
9228 (Copy_relocs::save): Likewise.
9229 * copy-relocs.h (class Copy_relocs): Update declarations.
9230 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9231 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9232 * target-reloc.h (relocate_for_relocatable): Change
9233 offset_in_output_section type to Elf_Addr. Change code that uses
9235 * layout.cc (Layout::layout): Always set *off.
9236 * mapfile.cc (Mapfile::print_input_section): Use
9237 output_section_offset.
9238 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9240 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9241 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9242 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9244 2008-07-03 Ian Lance Taylor <iant@google.com>
9246 * layout.cc (Layout::include_section): Do not discard unrecognized
9247 SHT_STRTAB sections.
9249 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9251 * script.cc (Lex::can_continue_name): Make '?' allowable in
9252 version-script names.
9253 * testsuite/version_script.map: Change glob pattern to use '?'
9255 2008-06-30 Manish Singh <yosh@gimp.org>
9258 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9261 2008-06-30 Ian Lance Taylor <iant@google.com>
9265 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9266 versions]: Don't try to read the value in the contents, since we
9267 don't use it. Use the template endianness when writing.
9269 2008-06-25 Cary Coutant <ccoutant@google.com>
9271 * fileread.cc (File_read::make_view): Assert on zero-length view.
9272 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9273 symbol table when there are no symbols to read.
9275 2008-06-23 Craig Silverstein <csilvers@google.com>
9277 * version.cc (version_string): Bump to 1.7
9279 2008-06-18 Craig Silverstein <csilvers@google.com>
9281 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9282 constant 0xFFFF to type Valtype.
9283 (Powerpc_relocate_functions::rel16_ha): Likewise.
9285 2008-06-17 Ian Lance Taylor <iant@google.com>
9287 * output.h (Output_section::Input_section): Initialize p2align_ to
9288 zero for Output_section_data constructors.
9289 (Output_section::Input_section::addralign): If not an input
9290 section, return the alignment of the Output_section_data.
9291 * testsuite/copy_test.cc: New file.
9292 * testsuite/copy_test_1.cc: New file.
9293 * testsuite/copy_test_2.cc: New file.
9294 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9295 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9296 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9297 (copy_test_1_pic.o, copy_test_1.so): New targets.
9298 (copy_test_2_pic.o, copy_test_2.so): New targets.
9299 * testsuite/Makefile.in: Rebuild.
9301 * script-sections.cc (Script_sections::place_orphan): Initialize
9302 local variable exact.
9304 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9306 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9308 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9309 David S. Miller <davem@davemloft.net>
9311 * powerpc.cc: New file.
9312 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9313 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9314 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9315 * Makefile.in: Rebuild.
9317 2008-06-09 Ian Lance Taylor <iant@google.com>
9319 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9321 (throwing, orig_terminate): New static variables.
9322 (terminate_handler): New static function.
9323 (t2): Set terminate handler.
9325 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9328 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9331 2008-05-30 Cary Coutant <ccoutant@google.com>
9333 * archive.cc (Archive::include_all_members) Correct to step
9334 over symbol table and extended name table in thin archives.
9336 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9339 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9342 2008-05-28 Caleb Howe <cshowe@google.com>
9344 * reduced_debug_output.cc: New file.
9345 * reduced_debug_output.h: New file.
9346 * options.h (class General_options): Add --strip-debug-non-line.
9347 * options.cc (General_options::finalize): Add strip_debug_non_line
9348 to the strip heirarchy.
9349 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9351 * layout.cc: Include "reduced_debug_output.h".
9352 (Layout::Layout): Initialize new fields.
9353 (line_only_debug_sections): New static array.
9354 (is_lines_only_debug_sections): New static inline function.
9355 (Layout::include_section): Handle --strip-debug-non-line.
9356 (Layout::make_output_section): If --strip-debug-non-line, build
9357 new output sections for .debug_abbrev and .debug_info.
9358 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9359 gold. Warn about possible overflow.
9360 (read_signed_LEB_128): Likewise.
9361 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9362 (read_signed_LEB_128): Declare.
9363 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9364 (HFILES): Add reduced_debug_output.h.
9365 * Makefile.in: Rebuild.
9367 2008-05-21 Ian Lance Taylor <iant@google.com>
9369 * mapfile.cc: New file.
9370 * mapfile.h: New file.
9371 * options.h (class General_options): Add -M/--print-map and -Map.
9372 * options.cc (General_options::finalize): Make -M equivalent to
9374 * main.cc: Include <cstdio> and "mapfile.h".
9375 (main): Open mapfile if requested.
9376 * gold.cc (class Middle_runner): Add mapfile_ field. Update
9377 constructor. Change caller.
9378 (queue_initial_tasks): Add mapfile parameter. Change caller.
9379 (queue_middle_tasks): Likewise.
9380 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
9382 * archive.cc: Include "mapfile.h".
9383 (Archive::add_symbols): Add mapfile parameter. Change all
9384 callers. Pass mapfile, symbol, and reason to include_member.
9385 (Archive::include_all_members): Add mapfile parameter. Change all
9387 (Archive::include_member): Add mapfile, sym, and why parameters.
9388 Change all callers. Report inclusion to map file.
9389 * archive.h: Include "fileread.h".
9390 (class Archive): Update declarations.
9391 (Archive::file): New const method.
9392 (class Add_archive_symbols): Add mapfile_ field. Update
9393 constructor. Change all callers.
9394 * readsyms.h (class Read_symbols): Likewise.
9395 (class Finish_group): Likewise.
9396 (class Read_script): Likewise.
9397 * common.cc: Include "mapfile.h".
9398 (Symbol_table::allocate_commons): Add mapfile parameter. Change
9400 (Symbol_table::do_allocate_commons): Likewise.
9401 (Symbol_table::do_allocate_commons_list): Likewise. Report common
9402 symbol allocation to mapfile.
9403 * common.h (class Allocate_commons_task): Add mapfile_ field.
9404 Update constructor. Change all callers.
9405 * symtab.h (class Symbol_table): Update declarations.
9406 * layout.cc: Include "mapfile.h".
9407 (Layout_task_runner::run): Print information to mapfile.
9408 (Layout::create_gold_note): Change Output_data_fixed_space to
9409 Output_data_zero_fill.
9410 (Layout::create_build_id): Likewise.
9411 (Layout::print_to_mapfile): New function.
9412 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
9413 constructor. Change caller.
9414 (class Layout): Declare print_to_mapfile.
9415 * output.cc (Output_section::Input_section::print_to_mapfile): New
9417 (Output_section::add_input_section): If producing a map, always
9418 add to input_sections_ list.
9419 (Output_section::do_print_to_mapfile): New function.
9420 (Output_segment::print_sections_to_mapfile): New function.
9421 (Output_segment::print_section_list_to_mapfile): New function.
9422 * output.h: Include "mapfile.h".
9423 (Output_data::print_to_mapfile): New function.
9424 (Output_data::do_print_to_mapfile): New virtual function.
9425 (Output_segment_headers::do_print_to_mapfile): New function.
9426 (Output_file_header::do_print_to_mapfile): New function.
9427 (Output_data_const::do_print_to_mapfile): New function.
9428 (class Output_data_const_buffer): Add map_name_ field. Update
9429 constructor. Change all callers. Add do_print_to_mapfile
9431 (class Output_data_fixed_space): Likewise.
9432 (class Output_data_space): Likewise.
9433 (class Output_data_zero_fill): New class.
9434 (Output_data_strtab::do_print_to_mapfile): New function.
9435 (Output_data_reloc_base::do_print_to_mapfile): New function.
9436 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9437 (Output_data_group::do_print_to_mapfile): New function.
9438 (Output_data_got::do_print_to_mapfile): New function.
9439 (Output_data_dynamic::do_print_to_mapfile): New function.
9440 (Output_symtab_xindex::do_print_to_mapfile): New function.
9441 (class Output_section): Declare do_print_to_mapflie. Declare
9442 print_to_mapfile in Input_section.
9443 (class Output_segment): Declare new functions.
9444 * object.h (Sized_relobj::symbol_count): New function.
9445 * script-sections.cc
9446 (Output_section_element_dot_assignment::set_section_addresses):
9447 Change Output_data_fixed_space to Output_data_zero_fill.
9448 (Output_data_expression::do_print_to_mapfile): New function.
9449 * script.cc (read_input_script): Add mapfile parameter. Change
9451 * script.h (read_input_script): Update declaration.
9452 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9453 (Eh_frame::do_print_to_mapfile): New function.
9454 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9455 (Output_merge_string::do_print_to_mapfile): New function.
9456 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9458 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9460 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9462 * Makefile.am (CCFILES): Add mapfile.cc.
9463 (HFILES): Add mapfile.h.
9464 * Makefile.in: Rebuild.
9466 2008-05-19 Ian Lance Taylor <iant@google.com>
9468 * options.h (class General_options): Add -z relro.
9469 * layout.cc (Layout::Layout): Initialize relro_segment_.
9470 (Layout::add_output_section_data): Return the output section.
9471 (Layout::make_output_section): Rcognize relro sections and mark
9473 (Layout::attach_allocated_section_to_segment): Put relro sections
9474 in a PT_GNU_RELRO segment.
9475 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9477 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9479 (Layout::linkonce_mapping): Map d.rel.ro.local to
9481 (Layout::output_section_name): Us .data.rel.ro.local for any
9482 section which begins with that.
9483 * layout.h (class Layout): Update add_output_section_data
9484 declaration. Add relro_segment_ field.
9485 * output.cc (Output_section::Output_section): Initialize is_relro_
9486 and is_relro_local_ fields.
9487 (Output_segment::add_output_section): Group relro sections.
9488 (Output_segment::is_first_section_relro): New function.
9489 (Output_segment::maximum_alignment): If there is a relro section,
9490 align the segment to the common page size.
9491 (Output_segment::set_section_addresses): Track whether we are
9492 looking at relro sections. If the last section is a relro
9493 section, align to the common page size.
9494 (Output_segment::set_section_list_addresses): Add in_relro
9495 parameter. Change all callers. Align to the page size when
9496 moving from relro to non-relro section.
9497 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9499 * output.h (class Output_section): Add is_relro_ and
9500 is_relro_local_ fields.
9501 (Output_section::is_relro): New function.
9502 (Output_section::set_is_relro): New function.
9503 (Output_section::is_relro_local): New function.
9504 (Output_section::set_is_relro_local): New function.
9505 (class Output_segment): Update declarations.
9506 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9507 * sparc.cc (Target_sparc::got_section): Likewise.
9508 * x86_64.cc (Target_x86_64::got_section): Likewise.
9509 * testsuite/relro_test_main.cc: New file.
9510 * testsuite/relro_test.cc: New file.
9511 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9512 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9513 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9514 (relro_test.so, relro_test_pic.o): New targets.
9515 * testsuite/Makefile.in: Rebuild.
9517 2008-05-16 Ian Lance Taylor <iant@google.com>
9519 * output.cc (Output_segment::add_output_section): Remove front
9521 * output.h (class Output_segment): Remove
9522 add_initial_output_section and overloaded add_output_section.
9523 Update declaration of remaining add_output_section.
9524 * layout.cc (Layout::create_interp): Call add_output_section
9525 rather than add_initial_output_section.
9526 (Layout::finish_dynamic_section): Likewise.
9528 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9529 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9530 know the dynamic type.
9531 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9532 field. Initialize it in constructor.
9533 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9534 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9535 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9538 * output.cc (Output_reloc::get_address): Change return type to
9540 * output.h (class Output_reloc): Update get_address declaration.
9541 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9542 for section addresses.
9544 2008-05-09 Ian Lance Taylor <iant@google.com>
9547 * gold.cc (gold_nomem): Use return value of write.
9549 2008-05-08 Ian Lance Taylor <iant@google.com>
9551 * symtab.c (Symbol::init_base_output_data): Add version
9552 parameter. Change all callers.
9553 (Symbol::init_base_output_segment): Likewise.
9554 (Symbol::init_base_constant): Likewise.
9555 (Symbol::init_base_undefined): Likewise.
9556 (Sized_symbol::init_output_data): Likewise.
9557 (Sized_symbol::init_output_segment): Likewise.
9558 (Sized_symbol::init_constant): Likewise.
9559 (Sized_symbol::init_undefined): Likewise.
9560 (Symbol_table::do_define_in_output_data): If the new symbol has a
9561 version, mark it as the default.
9562 (Symbol_table::do_define_in_output_segment): Likewise.
9563 (Symbol_table::do_define_as_constant): Likewise.
9564 * symtab.h (class Symbol): Update declarations.
9565 (class Sized_symbol): Likewise.
9566 * resolve.cc (Symbol::override_version): New function.
9567 (Symbol::override_base): Call override_version.
9568 (Symbol::override_base_with_special): Likewise.
9569 * testsuite/ver_script_8.script: New file.
9570 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9571 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9572 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9573 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9575 2008-05-06 Ian Lance Taylor <iant@google.com>
9578 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9580 (class General_options): Remove existing --undefined, and add
9581 --no-undefined instead. Add new --undefined as synonym for -u.
9582 * archive.cc (Archive::add_symbols): Check whether symbol was
9584 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9585 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9586 all uses. Add IS_UNDEFINED. Update declarations to split
9587 different versions of init_base. Declare init_base_undefined.
9588 (Symbol::is_defined): Handle IS_UNDEFINED.
9589 (Symbol::is_undefined): Likewise.
9590 (Symbol::is_weak_undefined): Call is_undefined.
9591 (Symbol::is_absolute): Handle IS_CONSTANT.
9592 (class Sized_symbol): Update declarations to split different
9593 versions of init. Declare init_undefined.
9594 (class Symbol_table): Declare new functions.
9595 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9597 (Symbol::init_base_output_data): Likewise.
9598 (Symbol::init_base_output_segment): Likewise.
9599 (Symbol::init_base_constant): Likewise.
9600 (Symbol::init_base_undefined): New function.
9601 (Sized_symbol::init_object): Rename from init. Change all
9603 (Sized_symbol::init_output_data): Likewise.
9604 (Sized_symbol::init_output_segment): Likewise.
9605 (Sized_symbol::init_constant): Likewise.
9606 (Sized_symbol::init_undefined): New function.
9607 (Symbol_table::add_undefined_symbols_from_command_line): New
9609 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9611 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9612 (Symbol::output_section): Likewise.
9613 (Symbol::set_output_section): Likewise.
9614 (Symbol_table::sized_finalize_symbol): Likewise.
9615 (Symbol_table::sized_write_globals): Likewise.
9616 * resolve.cc (Symbol_table::should_override): Likewise.
9617 (Symbol::override_base_with_special): Likewise.
9619 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9620 symbol, change it to have default visibility.
9621 * testsuite/protected_1.cc: New file.
9622 * testsuite/protected_2.cc: New file.
9623 * testsuite/protected_3.cc: New file.
9624 * testsuite/protected_main_1.cc: New file.
9625 * testsuite/protected_main_2.cc: New file.
9626 * testsuite/protected_main_3.cc: New file.
9627 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9628 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9629 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9630 (protected_1.so): New target.
9631 (protected_1_pic.o, protected_2_pic.o): New targets.
9632 (protected_3_pic.o): New target.
9633 (check_PROGRAMS): Add protected_2.
9634 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9635 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9636 * testsuite/Makefile.in: Rebuild.
9638 * options.h (DEFINE_var): Add set_user_set_##varname__.
9639 (DEFINE_bool_alias): New macro.
9640 (class General_options): Define -Bstatic using DEFINE_bool_alias
9641 rather than DEFINE_special. Add --undefined as an alias for -z
9643 * options.cc (General_options::parse_Bstatic): Remove.
9645 * options.h (class General_options): Add --fatal-warnings.
9646 * main.cc (main): Implement --fatal-warnings.
9647 * errors.h (Errors::warning_count): New function.
9649 * options.h (class General_options): Add -Bsymbolic-functions.
9650 * symtab.h (Symbol::is_preemptible): Check for
9651 -Bsymbolic-functions.
9653 2008-05-05 Ian Lance Taylor <iant@google.com>
9655 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9656 as noVARNAME rather than no-VARNAME.
9657 (class General_options): Add option -z combreloc.
9658 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9660 (Output_reloc::sort_before) [SHT_REL]: New function.
9661 (Output_reloc::sort_before) [SHT_RELA]: New function.
9662 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9663 Sort_relocs_comparison.
9664 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9665 parameter. Change all callers.
9666 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9667 sort_relocs parameter. Change all callers.
9668 * output.cc (Output_reloc::get_address): New function, broken out
9670 (Output_reloc::write_rel): Call it.
9671 (Output_reloc::compare): New function.
9672 (Output_data_reloc_base::do_write): Optionally sort relocs.
9674 * configure.ac: If targ_extra_obj is set, link it in.
9675 * configure.tgt: Initialize all variables.
9676 (x86_64*): Set targ_extra_obj and targ_extra_size.
9677 * configure: Rebuild.
9679 * object.cc (Sized_relobj::include_section_group): Adjust section
9680 indexes read from group data. Build vector to pass to
9682 * layout.cc (Layout::layout_group): Add flags and shndxes
9683 parameters. Remove contents parameter. Change caller. Update
9684 explicit instantiations.
9685 * layout.h (class Layout): Update layout_group declaration.
9686 * output.cc (Output_data_group::Output_data_group): Add flags and
9687 input_shndxes parameters. Remove contents parameter. Change
9689 (Output_data_group::do_write): Change input_sections_ to
9691 * output.h (class Output_data_group): Update constructor
9692 declaration. Rename input_sections_ to input_shndxes_.
9693 * testsuite/many_sections_test.cc: Add template.
9695 2008-04-30 Cary Coutant <ccoutant@google.com>
9697 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9699 * layout.cc (Layout::include_section): Refactored check for debug
9701 (Layout::add_comdat): Add new parameters. Change type
9702 of signature parameter. Add object and shndx to signatures table.
9703 (Layout::find_kept_object): New function.
9704 * layout.h: Include <cstring>.
9705 (Layout::is_debug_info_section): New function.
9706 (Layout::add_comdat): Add new parameters.
9707 (Layout::find_kept_object): New function.
9708 (Layout::Kept_section): New struct.
9709 (Layout::Signatures): Change type of map range.
9710 * object.cc (Relobj::output_section_address): New function.
9711 (Sized_relobj::include_section_group): Add new parameters. Change
9712 calls to Layout::add_comdat. Change to build table of kept comdat
9713 groups and table mapping discarded sections to kept sections.
9714 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9715 (Sized_relobj::do_layout): Change calls to include_section_group and
9716 include_linkonce_section.
9717 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9718 value to zero when section is discarded.
9719 (Sized_relobj::map_to_kept_section): New function.
9720 * object.h (Relobj::output_section_address): New function.
9721 (Relobj::Comdat_group): New type.
9722 (Relobj::find_comdat_group): New function.
9723 (Relobj::Comdat_group_table): New type.
9724 (Relobj::Kept_comdat_section): New type.
9725 (Relobj::Kept_comdat_section_table): New type.
9726 (Relobj::add_comdat_group): New function.
9727 (Relobj::set_kept_comdat_section): New function.
9728 (Relobj::get_kept_comdat_section): New function.
9729 (Relobj::comdat_groups_): New field.
9730 (Relobj::kept_comdat_sections_): New field.
9731 (Symbol_value::input_value): Update comment.
9732 (Sized_relobj::map_to_kept_section) New function.
9733 (Sized_relobj::include_linkonce_section): Add new parameter.
9734 * target-reloc.h (Comdat_behavior): New type.
9735 (get_comdat_behavior): New function.
9736 (relocate_section): Add code to map a discarded section to the
9737 corresponding kept section when applying a relocation.
9739 2008-04-30 Craig Silverstein <csilvers@google.com>
9741 * dwarf_reader.cc (next_generation_count): New static var.
9742 (Addr2line_cache_entry): New struct.
9743 (addr2line_cache): New static var.
9744 (Dwarf_line_info::one_addr2line): Added caching.
9745 (Dwarf_line_info::clear_addr2line_cache): New function.
9746 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9747 cache-size parameter.
9748 (Dwarf_line_info::one_addr2line_cache): New function.
9749 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9750 new cache-size argument to one_addr2line(), and clear cache.
9752 2008-04-28 Cary Coutant <ccoutant@google.com>
9754 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9755 R_386_PC8 relocations.
9757 2008-04-23 Ian Lance Taylor <iant@google.com>
9759 * object.cc (Sized_relobj::include_section_group): Check for
9760 invalid section group.
9762 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9765 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9766 than read for file header.
9767 * archive.cc (Archive::include_member): Likewise.
9769 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9771 * aclocal.m4: Regenerate.
9772 * configure: Regenerate.
9774 2008-04-19 Ian Lance Taylor <iant@google.com>
9776 * version.cc (version_string): Bump to 1.6.
9778 * testsuite/Makefile.am (many_sections_r_test): New target.
9779 (many_sections_r_test_SOURCES): Remove.
9780 (many_sections_r_test_DEPENDENCIES): Remove.
9781 (many_sections_r_test_LDFLAGS): Remove.
9782 (many_sections_r_test_LDADD): Remove.
9784 * object.cc (Sized_relobj::do_add_symbols): Always pass
9785 local_symbol_count_ to add_from_relobj.
9787 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9788 every thousand variables.
9789 * testsuite/Makefile.in: Rebuild.
9791 * object.cc (Xindex::initialize_symtab_xindex): New function.
9792 (Xindex::read_symtab_xindex): New function.
9793 (Xindex::sym_xindex_to_shndx): New function.
9794 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9796 (Sized_relobj::do_initialize_xindex): New function.
9797 (Sized_relobj::do_read_symbols): Adjust section links.
9798 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9799 parameter. Change all callers.
9800 (Sized_relobj::include_section_group): Adjust section links and
9801 symbol section indexes.
9802 (Sized_relobj::do_layout): Adjust section links.
9803 (Sized_relobj::do_count_local_symbols): Adjust section links and
9804 symbol section indexes.
9805 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9806 ordinary and special symbols.
9807 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9808 dynsym_xindex parameters. Change all callers. Adjust section
9809 links. Use SHN_XINDEX when needed.
9810 (Sized_relobj::get_symbol_location_info): Adjust section links.
9811 Don't get fooled by special symbols.
9812 * object.h (class Xindex): Define.
9813 (class Object): Add xindex_ parameter. Declare virtual functoin
9814 do_initialize_xindex.
9815 (Object::adjust_sym_shndx): New function.
9816 (Object::set_xindex): New protected function.
9817 (class Symbol_value): Add is_ordinary_shndx_ field.
9818 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9819 (Symbol_value::value): Assert ordinary section.
9820 (Symbol_value::initialize_input_to_output_map): Likewise.
9821 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9823 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9825 (class Sized_relobj): Update declarations.
9826 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9827 parameter. Change all callers.
9828 (Sized_relobj::adjust_shndx): New function.
9829 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9831 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9832 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9833 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9834 (Sized_dynobj::read_dynsym_section): Adjust section links.
9835 (Sized_dynobj::read_dynamic): Likewise.
9836 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9838 (Sized_dynobj::do_initialize_xindex): New function.
9839 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9840 do_initialize_xindex.
9841 (Sized_dynobj::adjust_shndx): New function.
9842 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9843 dynsym_xindex_ fields.
9844 (Layout::finalize): Add a call to set_section_indexes before
9845 creating the symtab sections.
9846 (Layout::set_section_indexes): Don't do anything if the section
9847 already has a section index.
9848 (Layout::create_symtab_sections): Add shnum parameter. Change
9849 caller. Create .symtab_shndx section if needed.
9850 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9852 (Layout::allocated_output_section_count): New function.
9853 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9855 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9856 fields. Update declarations.
9857 (Layout::symtab_xindex): New function.
9858 (Layout::dynsym_xindex): New function.
9859 (class Write_symbols_task): Add layout_ field.
9860 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9862 * output.cc (Output_section_headers::Output_section_headers): Add
9863 shstrtab_section parameter. Change all callers.
9864 (Output_section_headers::do_sized_write): Store overflow values
9865 for section count and section string table section index in
9866 section header zero.
9867 (Output_file_header::do_sized_write): Check for overflow of
9868 section count and section string table section index.
9869 (Output_symtab_xindex::do_write): New function.
9870 (Output_symtab_xindex::endian_do_write): New function.
9871 * output.h (class Output_section_headers): Add shstrtab_section_.
9872 Update declarations.
9873 (class Output_symtab_xindex): Define.
9874 (Output_section::has_out_shndx): New function.
9875 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9877 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9879 (Sized_symbol::init): Likewise.
9880 (Symbol::output_section): Check for ordinary symbol.
9881 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9882 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9884 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9885 Change all callers. Simplify handling of symbols from sections
9886 not included in the link.
9887 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9889 (Weak_alias_sorter::operator()): Assert that symbols are
9891 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9893 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9894 parameters. Change all callers.
9895 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9896 symbol distinction. Use SHN_XINDEX when needed.
9897 (Symbol_table::write_section_symbol): Add symtab_xindex
9898 parameter. Change all callers.
9899 (Symbol_table::sized_write_section_symbol): Likewise. Use
9900 SHN_XINDEX when needed.
9901 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9903 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9904 (Symbol::is_defined): Check is_ordinary.
9905 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9906 (Symbol::is_absolute, Symbol::is_common): Likewise.
9907 (class Sized_symbol): Update declarations.
9908 (class Symbol_table): Update declarations.
9909 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9910 parameters. Change all callers.
9911 (Sized_symbol::override): Likewise.
9912 (Symbol_table::override): Likewise.
9913 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9914 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9915 is_ordinary, and orig_st_shndx parameters. Change all callers.
9916 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9917 to be in an ordinary section.
9918 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9919 object and is_ordinary parameters. Change all callers.
9920 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9921 Change all callers. Don't add undefined or non-ordinary symbols
9923 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9925 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9927 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9928 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9929 (Sized_relobj::relocate_sections): Likewise.
9930 * target-reloc.h (scan_relocs): Adjust section symbol index.
9931 (scan_relocatable_relocs): Likewise.
9932 * i386.cc (Scan::local): Check for ordinary symbols.
9933 * sparc.cc (Scan::local): Likewise.
9934 * x86_64.cc (Scan::local): Likewise.
9935 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9936 to symbol_section_and_value.
9937 * testsuite/many_sections_test.cc: New file.
9938 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9939 (check_PROGRAMS): Add many_sections_test.
9940 (many_sections_test_SOURCES): Define.
9941 (many_sections_test_DEPENDENCIES): Define.
9942 (many_sections_test_LDFLAGS): Define.
9943 (BUILT_SOURCES): Add many_sections_define.h.
9944 (many_sections_define.h): New target.
9945 (BUILT_SOURCES): Add many_sections_check.h.
9946 (many_sections_check.h): New target.
9947 (check_PROGRAMS): Add many_sections_r_test.
9948 (many_sections_r_test_SOURCES): Define.
9949 (many_sections_r_test_DEPENDENCIES): Define.
9950 (many_sections_r_test_LDFLAGS): Define.
9951 (many_sections_r_test_LDADD): Define.
9952 (many_sections_r_test.o): New target.
9953 * testsuite/Makefile.in: Rebuild.
9955 2008-04-17 Cary Coutant <ccoutant@google.com>
9957 * errors.cc (Errors::info): New function.
9958 (gold_info): New function.
9959 * errors.h (Errors::info): New function.
9960 * gold.h (gold_info): New function.
9961 * object.cc (Input_objects::add_object): Print trace output.
9962 * options.cc (options::parse_set): New function.
9963 (General_options::parse_wrap): Deleted.
9964 (General_options::General_options): Deleted initializer.
9965 * options.h (options::String_set): New typedef.
9966 (options::parse_set): New function.
9967 (DEFINE_set): New macro.
9968 (General_options::wrap): Changed to use DEFINE_set. Changed
9969 callers of any_wrap_symbols and is_wrap_symbol.
9970 (General_options::trace, General_options::trace_symbol):
9972 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9973 (General_options::wrap_symbols_): Deleted.
9974 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9976 2008-04-17 David S. Miller <davem@davemloft.net>
9978 * options.cc (General_options::parse_V): New function.
9979 * options.h: Add entries for -V and -Qy.
9981 2008-04-17 Ian Lance Taylor <iant@google.com>
9983 * common.cc (Symbol_table::allocate_commons): Remove options
9984 parameter. Change caller.
9985 (Symbol_table::do_allocate_commons): Remove options parameter.
9986 Change caller. Just call do_allocate_commons_list twice.
9987 (Symbol_table::do_allocate_commons_list): New function, broken out
9988 of do_allocate_commons.
9989 * common.h (class Allocate_commons_task): Remove options_ field.
9991 * symtab.cc (Symbol_table::Symbol_table): Initialize
9993 (Symbol_table::add_from_object): Put TLS common symbols on
9995 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9996 which are IN_OUTPUT_DATA.
9997 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9998 allocate_commons and do_allocate_commons declarations. Declare
9999 do_allocate_commons_list.
10000 * gold.cc (queue_middle_tasks): Update creation of
10001 Allocate_commons_task to not pass options.
10002 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10003 (TLS_TEST_C_FLAGS): New variable.
10004 (tls_test_c_pic.o): New target.
10005 (tls_test_shared.so): Link in tls_test_c_pic.o.
10006 (tls_test_c_pic_ie.o): New target.
10007 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10008 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10009 (tls_test_c.o): New target.
10010 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10011 (tls_pic_test_LDADD): Likewise.
10012 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10013 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10014 (tls_test_c_gnu2.o): New target.
10015 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10017 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10018 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10019 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10020 * testsuite/tls_test.cc: Include "config.h".
10021 (t_last): Call t11_last.
10022 * testsuite/tls_test.h (t11, t11_last): Declare.
10023 * testsuite/tls_test_c.c: New file.
10024 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10025 * configure.ac: Check for OpenMP support.
10026 * configure, config.in, Makefile.in: Rebuild.
10027 * testsuite/Makefile.in: Rebuild.
10029 2008-04-16 Cary Coutant <ccoutant@google.com>
10031 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10032 (Target_i386::tls_base_symbol_defined_): New field.
10033 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10034 (Target_i386::Scan::global): Likewise.
10035 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10036 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10037 (Target_x86_64::tls_base_symbol_defined_): New field.
10038 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10039 (Target_x86_64::Scan::global): Likewise.
10041 2008-04-16 Cary Coutant <ccoutant@google.com>
10043 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10044 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10045 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10046 building shared libraries.
10047 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10048 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10049 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10050 * testsuite/Makefile.in: Rebuild.
10051 * testsuite/weak_undef.h: New file.
10052 * testsuite/weak_undef_file1.cc: Add extra test cases.
10053 * testsuite/weak_undef_file2.cc: Likewise.
10054 * testsuite/weak_undef_test.cc: Likewise.
10056 2008-04-16 David S. Miller <davem@davemloft.net>
10058 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10059 Add issued_non_pic_error_ field. Declare check_non_pic.
10060 (Target_sparc::Scan::check_non_pic): New function.
10061 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10062 (Target_sparc::Scan::global): Likewise.
10064 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10065 * configure: Rebuild.
10067 * options.h (DEFINE_enable): New macro.
10068 (new_dtags): New enable option.
10069 (initfirst, interpose, loadfltr, nodefaultlib,
10070 nodelete, nodlopen, nodump): New -z options.
10071 * layout.cc (Layout:finish_dynamic_section): If new
10072 dtags enabled, emit DT_RUNPATH. Also, emit a
10073 DT_FLAGS_1 containing any specified -z flags.
10075 2008-04-16 Ian Lance Taylor <iant@google.com>
10077 * copy-relocs.cc: New file.
10078 * copy-relocs.h: New file.
10079 * reloc.cc: Remove Copy_relocs code.
10080 * reloc.h: Likewise.
10081 * reloc-types.h (struct Reloc_types) [both versions]: Add
10082 get_reloc_addend_noerror.
10083 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10084 variants of add_global which take an addend which must be zero.
10085 * i386.cc: Include "copy-relocs.h".
10086 (class Target_i386): Change type of copy_relocs_ to variable,
10087 update initializer.
10088 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10089 Change all callers.
10090 (Target_i386::do_finalize_sections): Change handling of
10092 * sparc.cc: Include "copy-relocs.h".
10093 (class Target_sparc): Change type of copy_relocs_ to variable,
10094 update initializer.
10095 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10096 Change all callers.
10097 (Target_sparc::do_finalize_sections): Change handling of
10099 * x86_64.cc: Include "copy-relocs.h".
10100 (class Target_x86_64): Change type of copy_relocs_ to variable,
10101 update initializer.
10102 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10103 class. Change all callers.
10104 (Target_x86_64::do_finalize_sections): Change handling of
10106 * Makefile.am (CCFILES): Add copy-relocs.cc.
10107 (HFILES): Add copy-relocs.h.
10109 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10111 * testsuite/script_test_4.sh: Permit leading zeroes.
10113 2008-04-15 Ian Lance Taylor <iant@google.com>
10115 * script-sections.cc (Script_sections::create_segments): Use
10116 header_size_adjustment even when there is enough room for the
10118 * testsuite/script_test_4.sh: New file.
10119 * testsuite/script_test_4.t: New file.
10120 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10121 (check_DATA): Add script_test_4.stdout.
10122 (MOSTLYCLEANFILES): Likewise.
10123 (script_test_4): New target.
10124 (script_test_4.stdout): New target.
10125 * testsuite/Makefile.in: Rebuild.
10127 * sparc.cc: Add definitions for Output_data_plt_sparc class
10130 2008-04-14 David S. Miller <davem@davemloft.net>
10132 * sparc.cc: New file.
10133 * Makefile.am (TARGETSOURCES): Add sparc.cc
10134 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10135 * configure.tgt: Document targ_extra_size and
10136 targ_extra_big_endian. Add entries for sparc-* and
10138 * configure.ac: Handle targ_extra_size and
10139 targ_extra_big_endian.
10140 * Makefile.in: Rebuild.
10141 * configure: Likewise.
10142 * po/POTFILES.in: Likewise.
10143 * po/gold.pot: Likewise.
10145 2008-04-14 Ian Lance Taylor <iant@google.com>
10147 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10148 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10149 in the name/type/flags to section mapping. Don't call
10150 allocate_output_section.
10151 (Layout::choose_output_section): Change parameter from adjust_name
10152 to is_input_section. Don't permit input sections after sections
10153 are attached to segments. Don't call allocate_output_section.
10154 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10155 not write_enable_output_section.
10156 (Layout::make_output_section): Don't push to
10157 unattached_section_list_ nor call attach_to_segment. Call
10158 attach_section_to_segment if sections are attached.
10159 (Layout::attach_sections_to_segments): New function.
10160 (Layout::attach_section_to_segment): New function.
10161 (Layout::attach_allocated_section_to_segment): Rename from
10162 attach_to_segment. Remove flags parameter.
10163 (Layout::allocate_output_section): Remove function.
10164 (Layout::write_enable_output_section): Remove function.
10165 * layout.h (class Layout): Update for above changes. Add new
10166 field sections_are_attached_.
10167 * output.h (Output_section::update_flags_for_input_section): New
10169 * output.cc (Output_section::add_input_section): Call
10170 update_flags_for_input_section.
10171 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10173 2008-04-11 Cary Coutant <ccoutant@google.com>
10175 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10176 thought unnecessary.
10177 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10179 2008-04-11 Ian Lance Taylor <iant@google.com>
10181 * output.h (class Output_section_data): Remove inline definition
10183 * output.cc (Output_section_data::set_addralign): New function.
10185 2008-04-11 Cary Coutant <ccoutant@google.com>
10187 Add support for TLS descriptors for i386 and x86_64.
10188 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10189 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10190 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10192 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10193 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10194 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10196 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10197 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10198 Fix problem with initial-exec relocations.
10199 (Target_i386::Relocate::relocate_tls): Likewise.
10200 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10202 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10203 support for section-plus-offset dynamic table entries.
10204 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10205 (Output_data_dynamic::Dynamic_entry): Add support for
10206 section-plus-offset dynamic table entries.
10207 (Output_data_dynamic::Classification): Likewise.
10208 (Output_data_dynamic::classification_): Renamed offset_.
10209 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10210 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10211 (Target_x86_64::make_plt_section): New function.
10212 (Target_x86_64::reserve_tlsdesc_entries): New function.
10213 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10214 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10215 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10216 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10217 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10218 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10219 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10220 add extra PLT entry for TLS descriptors.
10221 (Output_data_plt_x86_64::got_): New field.
10222 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10223 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10225 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10227 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10228 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10229 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10230 R_386_TLS_DESC_CALL relocations.
10231 (Target_x86_64::Scan::global): Likewise.
10232 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10233 for TLS descriptors.
10234 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10235 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10236 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10237 GD-to-IE relaxation.
10238 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10239 and TLS_DESCRIPTORS.
10240 * Makefile.in: Rebuild.
10241 * configure: Rebuild.
10242 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10243 (tls_test_shared2.so): New target.
10244 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10245 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10246 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10247 (tls_shared_gd_to_ie_test_LDADD): New variable.
10248 (tls_shared_gnu2_gd_to_ie_test): New target.
10249 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10251 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10252 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10253 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10254 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10255 (tls_shared_gnu2_test): New target.
10256 (tls_test_gnu2_shared.so): New target.
10257 (tls_shared_gnu2_test_SOURCES): New variable.
10258 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10259 (tls_shared_gnu2_test_LDFLAGS): New variable.
10260 (tls_shared_gnu2_test_LDADD): New variable.
10261 * testsuite/Makefile.in: Rebuild.
10262 * testsuite/Makefile.
10264 2008-04-11 Ian Lance Taylor <iant@google.com>
10266 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10268 * testsuite/Makefile.in: Rebuild.
10270 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10272 * testsuite/script_test_2.cc (main): Adjust test.
10274 2008-04-11 David S. Miller <davem@davemloft.net>
10275 Ian Lance Taylor <iant@google.com>
10277 * options.h (General_options): Add entries for '-Y' and
10279 * options.cc (General_options:finalize): If -Y was used, add those
10280 entries to the library path instead of the default "/lib" and
10283 2008-04-11 David S. Miller <davem@davemloft.net>
10285 * testsuite/justsyms.t: Start at 0x100.
10286 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10287 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10289 * testsuite/script_test_2.cc: Adjust string and section length
10292 2008-04-09 Ian Lance Taylor <iant@google.com>
10295 * script-sections.cc (Sections_element::allocate_to_segment): Add
10297 (Output_section_definition::allocate_to_segment): Likewise.
10298 (Orphan_output_section::allocate_to_segment): Likewise.
10299 (Script_sections::attach_sections_using_phdrs_clause): Don't
10300 propagate non-PT_LOAD segments to orphan sections.
10301 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10302 readelf rather than objdump.
10303 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10304 .interp section and PT_INTERP segment are the same size.
10305 * testsuite/Makefile.in: Rebuild.
10307 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10308 aliases for symbols defined in the same object.
10309 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10310 (weak_alias_test_SOURCES): New variable.
10311 (weak_alias_test_DEPENDENCIES): New variable.
10312 (weak_alias_test_LDFLAGS): New variable.
10313 (weak_alias_test_LDADD): New variable.
10314 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10315 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10316 (weak_alias_test_3.o): New target.
10317 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10318 * testsuite/weak_alias_test_main.cc: New file.
10319 * testsuite/weak_alias_test_1.cc: New file.
10320 * testsuite/weak_alias_test_2.cc: New file.
10321 * testsuite/weak_alias_test_3.cc: New file.
10323 2008-04-08 Ian Lance Taylor <iant@google.com>
10325 * options.h (class General_options): Add --noinhibit-exec option.
10326 * main.cc (main): Check --noinhibit-exec.
10328 * options.h (class General_options): Define --wrap as a special
10329 option. Add wrap_symbols_ field.
10330 (General_options::any_wrap_symbols): New function.
10331 (General_options::is_wrap_symbol): New function.
10332 * options.cc (General_options::parse_wrap): New function.
10333 (General_options::General_options): Initialize wrap_symbols_.
10334 * symtab.cc (Symbol_table::wrap_symbol): New function.
10335 (Symbol_table::add_from_object): Handle --wrap.
10336 * symtab.h (class Symbol_table): Declare wrap_symbol.
10337 * target.h (Target::wrap_char): New function.
10338 (Target::Target_info): Add wrap_char field.
10339 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10340 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10341 * testsuite/testfile.cc (Target_test::test_target_info):
10344 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10347 * layout.h (class Layout): Add added_eh_frame_data_ field.
10348 * layout.cc (Layout::Layout): Initialize new field.
10349 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10350 output section until we find a section we merged successfully.
10351 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10352 that the size be non-zero.
10354 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10357 2008-04-08 Craig Silverstein <csilvers@google.com>
10359 * configure.ac: Export new conditional variable HAVE_ZLIB.
10360 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10362 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10363 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10365 2008-04-07 Ian Lance Taylor <iant@google.com>
10367 * version.cc (version_string): Set to "1.5".
10369 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
10370 Add issued_non_pic_error_ field. Declare check_non_pic.
10371 (Target_x86_64::Scan::check_non_pic): New function.
10372 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
10373 (Target_x86_64::Scan::global): Likewise.
10375 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
10376 addend parameter. Change caller. Handle merge sections.
10377 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
10378 Address to Addend. Don't add in the result of
10379 local_section_offset, pass down the addend and use the returned
10381 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
10382 Update declarations of local_section_offset and symbol_value.
10383 * testsuite/two_file_test_1.cc (t18): New function.
10384 * testsuite/two_file_test_2.cc (f18): New function.
10385 * testsuite/two_file_test_main.cc (main): Call t18.
10386 * testsuite/two_file_test.h (t18, f18): Declare.
10388 * configure.ac: Don't test for objdump, c++filt, or readelf.
10389 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
10391 (TEST_READELF): New variable.
10392 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
10393 (check_PROGRAMS): Add two_file_strip_test.
10394 (two_file_strip_test): New target.
10395 (check_PROGRAMS): Add two_file_same_shared_strip_test.
10396 (two_file_same_shared_strip_test_SOURCES): New variable.
10397 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
10398 (two_file_same_shared_strip_test_LDFLAGS): New variable.
10399 (two_file_same_shared_strip_test_LDADD): New variable.
10400 (two_file_shared_strip.so): New target.
10401 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
10402 (ver_test_5.syms, ver_test_7.syms): Likewise.
10403 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
10404 (strip_test_3.stdout): Use TEST_OBJDUMP.
10405 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10407 2008-04-04 Cary Coutant <ccoutant@google.com>
10409 * symtab.h (Symbol::is_weak_undefined): New function.
10410 (Symbol::is_strong_undefined): New function.
10411 (Symbol::is_absolute): New function.
10412 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
10413 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
10415 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
10416 (weak_undef_test): New target.
10417 * testsuite/Makefile.in: Rebuild.
10418 * testsuite/weak_undef_file1.cc: New file.
10419 * testsuite/weak_undef_file2.cc: New file.
10420 * testsuite/weak_undef_test.cc: New file.
10422 2008-04-03 Craig Silverstein <csilvers@google.com>
10424 * compressed_output.h (class Output_compressed_section): Use
10426 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10428 (zlib_compressed_suffix): Removed.
10429 (Output_compressed_section::set_final_data_size): Use unsigned
10431 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10432 Fix linker invocation.
10433 (flagstest_o_specialfile_and_compress_debug_sections):
10435 * testsuite/Makefile.in: Regenerated.
10437 2008-04-02 David S. Miller <davem@davemloft.net>
10439 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10440 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10442 2008-04-02 Craig Silverstein <csilvers@google.com>
10446 2008-04-02 Ian Lance Taylor <iant@google.com>
10448 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10449 parameters. Update for new key type to views_. Change all
10451 (File_read::read): Adjust for byteshift in returned view.
10452 (File_read::add_view): New function, broken out of
10453 find_and_make_view.
10454 (File_read::make_view): New function, broken out of
10455 find_and_make_view.
10456 (File_read::find_or_make_view): Add offset and aligned
10457 parameters. Rewrite accordingly. Change all callers.
10458 (File_read::get_view): Add offset and aligned parameters. Adjust
10459 for byteshift in return value.
10460 (File_read::get_lasting_view): Likewise.
10461 * fileread.h (class File_read): Update declarations.
10462 (class File_read::View): Add byteshift_ field. Add byteshift to
10463 constructor. Add byteshift method.
10464 * archive.h (Archive::clear_uncached_views): New function.
10465 (Archive::get_view): Add aligned parameter. Change all callers.
10466 * object.h (Object::get_view): Add aligned parameter. Change all
10468 (Object::get_lasting_view): Likewise.
10470 * fileread.cc (File_read::release): Don't call clear_views if
10471 there are multiple objects.
10472 * fileread.h (File_read::clear_uncached_views): New function.
10473 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10476 2008-03-31 Cary Coutant <ccoutant@google.com>
10478 Add thin archive support.
10479 * archive.cc (Archive::armagt): New const.
10480 (Archive::setup): Remove task parameter and calls to unlock.
10481 (Archive::unlock_nested_archives): New function.
10482 (Archive::read_header): Add nested_off parameter. Change
10484 (Archive::interpret_header): Likewise.
10485 (Archive::include_all_members): Change to handle thin
10487 (Archive::include_member): Likewise.
10488 * archive.h (Archive::Archive): Add new parameters and
10490 (Archive::armagt): New const.
10491 (Archive::setup): Remove task parameter.
10492 (Archive::unlock_nested_archives): New function.
10493 (Archive::read_header): Add nested_off parameter.
10494 (Archive::interpret_header): Likewise.
10495 (Archive::Nested_archive_table): New typedef.
10496 (Archive::is_thin_archive_): New field.
10497 (Archive::nested_archives_): New field.
10498 (Archive::options_): New field.
10499 (Archive::dirpath_): New field.
10500 (Archive::task_): New field.
10501 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10502 for thin archives. Pass additional parameters to
10503 Archive::Archive. Unlock the archive file after calling
10506 2008-03-29 Ian Lance Taylor <iant@google.com>
10508 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10509 version symbol to be local.
10510 * testsuite/ver_test_4.sh: New file.
10511 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10512 (check_DATA): Add ver_test_4.syms.
10513 (ver_test_4.syms): New target.
10514 * testsuite/Makefile.in: Rebuild.
10517 (Output_section::Input_section_sort_entry::has_priority): New
10519 (Output_section::Input_section_sort_entry::match_file_name): New
10521 (Output_section::Input_section_sort_entry::match_section_name):
10523 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10525 (Output_section::Input_section_sort_entry::match_section_file):
10527 (Output_section::Input_section_sort_compare::operator()): Rewrite
10528 using new Input_section_sort_entry functions. Sort crtbegin and
10529 crtend first. Sort sections with no priority before sections with
10531 * testsuite/initpri1.c (d3): Check j != 4.
10532 (cd5): New constructor/destructor function.
10533 (main): Check j != 2.
10535 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10536 new symbol when resolving, don't call set_is_default.
10537 * testsuite/ver_test_7.cc: New file.
10538 * testsuite/ver_test_7.sh: New file.
10539 * testsuite/Makefile.am (ver_test_7.so): New target.
10540 (ver_test_7.o): New target.
10541 (check_SCRIPTS): Add ver_test_7.sh.
10542 (check_DATA): Add ver_test_7.syms.
10543 (ver_test_7.syms): New target.
10545 2008-03-28 Ian Lance Taylor <iant@google.com>
10547 * layout.cc (Layout::layout): If we see an input section with a
10548 name that needs sorting, set the must_sort flag for the output
10550 (Layout::make_output_section): If the name of the output section
10551 indicates that it might require sorting, set the may_sort flag.
10552 * output.h (Output_section::may_sort_attached_input_sections): New
10554 (Output_section::set_may_sort_attached_input_sections): New
10556 (Output_section::must_sort_attached_input_sections): New
10558 (Output_section::set_must_sort_attached_input_sections): New
10560 (class Output_section): Declare Input_section_sort_entry. Define
10561 Input_section_sort_compare. Declare
10562 sort_attached_input_sections. Add new fields:
10563 may_sort_attached_input_sections_,
10564 must_sort_attached_input_sections_,
10565 attached_input_sections_are_sorted_.
10566 * output.cc (Output_section::Output_section): Initialize new
10568 (Output_section::add_input_section): Add an entry to
10569 input_sections_ if may_sort or must_sort are true.
10570 (Output_section::set_final_data_size): Call
10571 sort_attached_input_sections if necessary.
10572 (Output_section::Input_section_sort_entry): Define new class.
10573 (Output_section::Input_section_sort_compare::operator()): New
10575 (Output_section::sort_attached_input_sections): New function.
10576 * configure.ac: Check whether the compiler supports constructor
10577 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10578 * testsuite/initpri1.c: New file.
10579 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10580 CONSTRUCTOR_PRIORITY.
10581 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10582 (initpri1_LDFLAGS): New variable.
10583 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10585 2008-03-27 Ian Lance Taylor <iant@google.com>
10587 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10588 * testsuite/common_test_1.c: New file.
10589 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10590 (common_test_1_SOURCES): New variable.
10591 (common_test_1_DEPENDENCIES): New variable.
10592 (common_test_1_LDFLAGS): New variable.
10594 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10595 and commons_ correctly when NAME/VERSION does not override
10597 * testsuite/ver_test_6.c: New file.
10598 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10599 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10600 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10602 2008-03-26 Ian Lance Taylor <iant@google.com>
10604 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10605 of an undefined symbol from a version script.
10606 * testsuite/Makefile.am (ver_test_5.so): New target.
10607 (ver_test_5.o): New target.
10608 (check_SCRIPTS): Add ver_test_5.sh.
10609 (check_DATA): Add ver_test_5.syms.
10610 (ver_test_5.syms): New target.
10611 * testsuite/ver_test_5.cc: New file.
10612 * testsuite/ver_test_5.script: New file.
10613 * testsuite/ver_test_5.sh: New file.
10614 * Makefile.in, testsuite/Makefile.in: Rebuild.
10617 Fix problems building gold with gcc 4.3.0.
10618 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10619 (gold_error_at_location, gold_warning_at_location): Use it.
10620 * configure.ac: Check whether we can compile and use a template
10621 function with a printf attribute.
10622 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10623 when jumping over bytes.
10624 * object.cc: Instantiate Object::read_section_data.
10625 * debug.h: Include <cstring>
10626 * dwarf_reader.cc: Include <algorithm>
10627 * main.cc: Include <cstring>.
10628 * options.cc: Include <cstring>.
10629 * output.cc: Include <cstring>.
10630 * script.cc: Include <cstring>.
10631 * script.h: Include <string>.
10632 * symtab.cc: Include <cstring> and <algorithm>.
10633 * target-select.cc: Include <cstring>.
10634 * version.cc: Include <string>.
10635 * testsuite/testmain.cc: Include <cstdlib>.
10636 * configure, config.in: Rebuild.
10638 2008-03-25 Ian Lance Taylor <iant@google.com>
10640 * options.cc: Include "../bfd/bfdver.h".
10641 (options::help): Print bug reporting address.
10643 * version.cc (print_version): Adjust output for current value of
10644 BFD_VERSION_STRING.
10648 * options.cc (options::help): Print list of supported targets.
10649 * target-select.h: Include <vector>.
10650 (class Target_selector): Make machine_, size_, and is_big_endian_
10651 fields const. Add bfd_name_ and instantiated_target_ fields.
10652 (Target_selector::Target_selector): Add bfd_name parameter.
10653 (Target_selector::recognize): Make non-virtual, call
10655 (Target_selector::recognize_by_name): Make non-virtual, call
10656 do_recognize_by_name.
10657 (Target_selector::supported_names): New function.
10658 (Target_selector::bfd_name): New function.
10659 (Target_selector::do_instantiate_target): New pure virtual
10661 (Target_selector::do_recognize): New virtual function.
10662 (Target_selector::do_recognize_by_name): New virtual function.
10663 (Target_selector::instantiate_target): New private function.
10664 (supported_target_names): Declare.
10665 * target-select.cc (Target_selector::Target_selector): Update for
10666 new parameter and fields.
10667 (select_target_by_name): Check that the name matches before
10668 calling recognize_by_name.
10669 (supported_target_names): New function.
10670 * i386.cc (class Target_selector_i386): Update Target_selector
10671 constructor call. Remove recognize and recognize_by_name. Add
10672 do_instantiate_target.
10673 * x86_64.cc (class Target_selector_x86_64): Likewise.
10674 * testsuite/testfile.cc (class Target_selector_test): Update for
10675 changes to Target_selector.
10677 * README: Rewrite, with some notes on unsupported features.
10679 2008-03-24 Cary Coutant <ccoutant@google.com>
10681 * i386.cc (Target_i386::Got_type): New enum declaration.
10682 (Target_i386::Scan::local): Updated callers of Output_data_got
10684 (Target_i386::Scan::global): Likewise.
10685 (Target_i386::Relocate::relocate): Likewise.
10686 (Target_i386::Relocate::relocate_tls): Likewise.
10687 * object.h (Got_offset_list): New class.
10688 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10689 (Sized_relobj::local_got_offset): Likewise.
10690 (Sized_relobj::set_local_got_offset): Likewise.
10691 (Sized_relobj::local_has_tls_got_offset): Removed.
10692 (Sized_relobj::local_tls_got_offset): Removed.
10693 (Sized_relobj::set_local_tls_got_offset): Removed.
10694 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10695 * output.cc (Output_data_got::add_global): Added got_type parameter.
10696 (Output_data_got::add_global_with_rel): Likewise.
10697 (Output_data_got::add_global_with_rela): Likewise.
10698 (Output_data_got::add_global_pair_with_rel): New function.
10699 (Output_data_got::add_global_pair_with_rela): New function.
10700 (Output_data_got::add_local): Added got_type parameter.
10701 (Output_data_got::add_local_with_rel): Likewise.
10702 (Output_data_got::add_local_with_rela): Likewise.
10703 (Output_data_got::add_local_pair_with_rel): New function.
10704 (Output_data_got::add_local_pair_with_rela): New function.
10705 (Output_data_got::add_global_tls): Removed.
10706 (Output_data_got::add_global_tls_with_rel): Removed.
10707 (Output_data_got::add_global_tls_with_rela): Removed.
10708 (Output_data_got::add_local_tls): Removed.
10709 (Output_data_got::add_local_tls_with_rel): Removed.
10710 (Output_data_got::add_local_tls_with_rela): Removed.
10711 * output.h (Output_data_got::add_global): Added got_type parameter.
10712 (Output_data_got::add_global_with_rel): Likewise.
10713 (Output_data_got::add_global_with_rela): Likewise.
10714 (Output_data_got::add_global_pair_with_rel): New function.
10715 (Output_data_got::add_global_pair_with_rela): New function.
10716 (Output_data_got::add_local): Added got_type parameter.
10717 (Output_data_got::add_local_with_rel): Likewise.
10718 (Output_data_got::add_local_with_rela): Likewise.
10719 (Output_data_got::add_local_pair_with_rel): New function.
10720 (Output_data_got::add_local_pair_with_rela): New function.
10721 (Output_data_got::add_global_tls): Removed.
10722 (Output_data_got::add_global_tls_with_rel): Removed.
10723 (Output_data_got::add_global_tls_with_rela): Removed.
10724 (Output_data_got::add_local_tls): Removed.
10725 (Output_data_got::add_local_tls_with_rel): Removed.
10726 (Output_data_got::add_local_tls_with_rela): Removed.
10727 * resolve.cc (Symbol::override_base_with_special): Removed
10728 reference to has_got_offset_ field.
10729 * symtab.cc (Symbol::init_fields): Replaced initialization
10730 of got_offset_ with got_offsets_. Removed initialization
10732 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
10733 (Symbol::got_offset): Likewise.
10734 (Symbol::set_got_offset): Likewise.
10735 (Symbol::has_tls_got_offset): Removed.
10736 (Symbol::tls_got_offset): Removed.
10737 (Symbol::set_tls_got_offset): Removed.
10738 (Symbol::got_offset_): Removed.
10739 (Symbol::tls_mod_got_offset_): Removed.
10740 (Symbol::tls_pair_got_offset_): Removed.
10741 (Symbol::got_offsets_): New field.
10742 (Symbol::has_got_offset): Removed.
10743 (Symbol::has_tls_mod_got_offset): Removed.
10744 (Symbol::has_tls_pair_got_offset): Removed.
10745 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10746 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10748 (Target_x86_64::Scan::global): Likewise.
10749 (Target_x86_64::Relocate::relocate): Likewise.
10750 (Target_x86_64::Relocate::relocate_tls): Likewise.
10752 2008-03-25 Ben Elliston <bje@au.ibm.com>
10754 * yyscript.y: Fix spelling error in comment.
10756 2008-03-24 Ian Lance Taylor <iant@google.com>
10758 * options.h (class General_options): Define build_id option.
10759 * layout.h (class Layout): Declare write_build_id, create_note,
10760 create_build_id. Add build_id_note_ member.
10761 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10762 "libiberty.h", "md5.h", "sha1.h".
10763 (Layout::Layout): Initialize eh_frame_data_,
10764 eh_frame_hdr_section_, and build_id_note_.
10765 (Layout::finalize): Call create_build_id.
10766 (Layout::create_note): New function, broken out of
10767 Layout::create_gold_note.
10768 (Layout::create_gold_note): Call create_note.
10769 (Layout::create_build_id): New function.
10770 (Layout::write_build_id): New function.
10771 (Close_task_runner::run): Call write_build_id.
10773 * x86_64.cc: Correct license to GPLv3.
10775 2008-03-23 Ian Lance Taylor <iant@google.com>
10777 * options.cc: Include "demangle.h".
10778 (parse_optional_string): New function.
10779 (parse_long_option): Handle takes_optional_argument.
10780 (parse_short_option): Update dash_z initializer. Handle
10781 takes_optional_argument.
10782 (General_options::General_options): Initialize do_demangle_.
10783 (General_options::finalize): Set do_demangle_. Handle demangling
10785 * options.h (parse_optional_string): Declare.
10786 (struct One_option): Add optional_arg field. Update constructor.
10787 Update call constructor calls. Add takes_optional_argument
10789 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10790 (DEFINE_optional_string): Define.
10791 (General_options::demangle): Change from DEFINE_bool to
10792 DEFINE_optional_string.
10793 (General_options::no_demangle): New function.
10794 (General_options::do_demangle): New function.
10795 (General_options::set_do_demangle): New function.
10796 (General_options::execstack_status_): Move definition to end of
10798 (General_options::static_): Likewise.
10799 (General_options::do_demangle_): New field.
10800 * object.cc (big_endian>::get_symbol_location_info): Call
10801 Options::do_demangle, not Options::demangle.
10802 * symtab.cc (demangle): Likewise.
10804 2008-03-22 Ian Lance Taylor <iant@google.com>
10806 * gold.h: Include <cstddef> and <sys/types.h>
10807 * options.h: Include <cstring>.
10809 2008-03-21 Ian Lance Taylor <iant@google.com>
10811 * Added source code to GNU binutils.