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* archive.cc (Archive::include_member): Adjust call to
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
cdc29364
CC		 12011-04-11 Cary Coutant <ccoutant@google.com>
2
3 * archive.cc (Archive::include_member): Adjust call to
4 report_object.
5 (Add_archive_symbols::run): Track argument serial numbers.
6 (Lib_group::include_member): Likewise.
7 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
8 * archive.h (Incremental_archive_entry::Archive_member):
9 Initialize arg_serial_.
10 (Archive_member::arg_serial_): New data member.
11 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
12 (Sized_dynobj::do_add_symbols): Track symbols when doing an
13 incremental link.
14 (Sized_dynobj::do_for_all_local_got_entries): New function.
15 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
16 function.
17 * fileread.cc (get_mtime): New function.
18 * fileread.h (get_mtime): New function.
19 * gold.cc (queue_initial_tasks): Check for incremental update.
20 (process_incremental_input): New function.
21 (queue_middle_tasks): Don't force valid target for incremental
22 update.
23 * incremental-dump.cc (find_input_containing_global): Adjust
24 size of symbol info entry.
25 (dump_incremental_inputs): Dump argument serial number and
26 in_system_directory flag; bias shndx by 1; print symbol names
27 when dumping per-file symbol lists; use new symbol info readers.
28 * incremental.cc
29 (Output_section_incremental_inputs:update_data_size): New function.
30 (Sized_incremental_binary::setup_readers): Setup input readers
31 for each input file; build maps for files added from libraries
32 and scripts.
33 (Sized_incremental_binary::check_input_args): New function.
34 (Sized_incremental_binary::do_check_inputs): Build map of argument
35 serial numbers to input arguments.
36 (Sized_incremental_binary::do_file_has_changed): Rename
37 do_file_is_unchanged to this; compare file modification times.
38 (Sized_incremental_binary::do_init_layout): New function.
39 (Sized_incremental_binary::do_reserve_layout): New function.
40 (Sized_incremental_binary::do_get_input_reader): Remove.
41 (Sized_incremental_binary::get_symtab_view): New function.
42 (Incremental_checker::can_incrementally_link_output_file): Remove.
43 (Incremental_inputs::report_command_line): Exclude --debug options.
44 (Incremental_inputs::report_archive_begin): Add parameter; track
45 argument serial numbers; don't put input file entry for archive
46 before archive members.
47 (Incremental_inputs::report_archive_end): Put input file entry
48 for archive after archive members.
49 (Incremental_inputs::report_object): Add parameter; track argument
50 serial numbers and in_system_directory flag.
51 (Incremental_inputs::report_script): Add parameter; track argument
52 serial numbers.
53 (Output_section_incremental_inputs::set_final_data_size): Adjust
54 size of symbol info entry; check for forwarding symbols.
55 (Output_section_incremental_inputs::write_input_files): Write
56 in_system_directory flag and argument serial number.
57 (Output_section_incremental_inputs::write_info_blocks): Map section
58 indices between incremental info and original input file; store
59 input section index for each symbol.
60 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
61 change operator() to visit().
62 (class Global_got_offset_visitor): Likewise.
63 (class Global_symbol_visitor_got_plt):
64 (Output_section_incremental_inputs::write_got_plt): Use new visitor
65 classes.
66 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
67 (Sized_incr_relobj::do_read_symbols): New function.
68 (Sized_incr_relobj::do_layout): New function.
69 (Sized_incr_relobj::do_layout_deferred_sections): New function.
70 (Sized_incr_relobj::do_add_symbols): New function.
71 (Sized_incr_relobj::do_should_include_member): New function.
72 (Sized_incr_relobj::do_for_all_global_symbols): New function.
73 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
74 (Sized_incr_relobj::do_section_size): New function.
75 (Sized_incr_relobj::do_section_name): New function.
76 (Sized_incr_relobj::do_section_contents): New function.
77 (Sized_incr_relobj::do_section_flags): New function.
78 (Sized_incr_relobj::do_section_entsize): New function.
79 (Sized_incr_relobj::do_section_address): New function.
80 (Sized_incr_relobj::do_section_type): New function.
81 (Sized_incr_relobj::do_section_link): New function.
82 (Sized_incr_relobj::do_section_info): New function.
83 (Sized_incr_relobj::do_section_addralign): New function.
84 (Sized_incr_relobj::do_initialize_xindex): New function.
85 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
86 (Sized_incr_relobj::do_read_relocs): New function.
87 (Sized_incr_relobj::do_gc_process_relocs): New function.
88 (Sized_incr_relobj::do_scan_relocs): New function.
89 (Sized_incr_relobj::do_count_local_symbols): New function.
90 (Sized_incr_relobj::do_finalize_local_symbols): New function.
91 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
92 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
93 (Sized_incr_relobj::do_relocate): New function.
94 (Sized_incr_relobj::do_set_section_offset): New function.
95 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
96 (Sized_incr_dynobj::do_read_symbols): New function.
97 (Sized_incr_dynobj::do_layout): New function.
98 (Sized_incr_dynobj::do_add_symbols): New function.
99 (Sized_incr_dynobj::do_should_include_member): New function.
100 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
101 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
102 (Sized_incr_dynobj::do_section_size): New function.
103 (Sized_incr_dynobj::do_section_name): New function.
104 (Sized_incr_dynobj::do_section_contents): New function.
105 (Sized_incr_dynobj::do_section_flags): New function.
106 (Sized_incr_dynobj::do_section_entsize): New function.
107 (Sized_incr_dynobj::do_section_address): New function.
108 (Sized_incr_dynobj::do_section_type): New function.
109 (Sized_incr_dynobj::do_section_link): New function.
110 (Sized_incr_dynobj::do_section_info): New function.
111 (Sized_incr_dynobj::do_section_addralign): New function.
112 (Sized_incr_dynobj::do_initialize_xindex): New function.
113 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
114 (make_sized_incremental_object): New function.
115 (Incremental_library::copy_unused_symbols): New function.
116 (Incremental_library::do_for_all_unused_symbols): New function.
117 * incremental.h (enum Incremental_input_flags): New type.
118 (class Incremental_checker): Remove.
119 (Incremental_input_entry::Incremental_input_entry): Add argument
120 serial number.
121 (Incremental_input_entry::arg_serial): New function.
122 (Incremental_input_entry::set_is_in_system_directory): New function.
123 (Incremental_input_entry::is_in_system_directory): New function.
124 (Incremental_input_entry::arg_serial_): New data member.
125 (Incremental_input_entry::is_in_system_directory_): New data member.
126 (class Script_info): Move here from script.h.
127 (Script_info::Script_info): Add filename parameter.
128 (Script_info::filename): New function.
129 (Script_info::filename_): New data member.
130 (Incremental_script_entry::Incremental_script_entry): Add argument
131 serial number.
132 (Incremental_object_entry::Incremental_object_entry): Likewise.
133 (Incremental_object_entry::add_input_section): Build list of input
134 sections with map to original shndx.
135 (Incremental_object_entry::get_input_section_index): New function.
136 (Incremental_object_entry::shndx_): New data member.
137 (Incremental_object_entry::name_key_): Rename; adjust all refs.
138 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
139 (Incremental_archive_entry::Incremental_archive_entry): Add argument
140 serial number.
141 (Incremental_inputs::report_archive_begin): Likewise.
142 (Incremental_inputs::report_object): Likewise.
143 (Incremental_inputs::report_script): Likewise.
144 (class Incremental_global_symbol_reader): New class.
145 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
146 and store flags and input file type.
147 (Incremental_input_entry_reader::arg_serial): New function.
148 (Incremental_input_entry_reader::type): Extract type from flags.
149 (Incremental_input_entry_reader::is_in_system_directory): New function.
150 (Incremental_input_entry_reader::get_input_section_count): Call
151 accessor function for type.
152 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
153 function for type; adjust size of global symbol entry.
154 (Incremental_input_entry_reader::get_global_symbol_count): Call
155 accessor function for type.
156 (Incremental_input_entry_reader::get_object_count): Likewise.
157 (Incremental_input_entry_reader::get_object_offset): Likewise.
158 (Incremental_input_entry_reader::get_member_count): Likewise.
159 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
160 (Incremental_input_entry_reader::get_member_offset): Likewise.
161 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
162 (Incremental_input_entry_reader::Global_symbol_info): Remove.
163 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
164 (Incremental_input_entry_reader::get_global_symbol_reader): New
165 function.
166 (Incremental_input_entry_reader::get_output_symbol_index): New
167 function.
168 (Incremental_input_entry_reader::type_): Remove.
169 (Incremental_input_entry_reader::flags_): New data member.
170 (Incremental_inputs_reader::input_file_offset): New function.
171 (Incremental_inputs_reader::input_file_index): New function.
172 (Incremental_inputs_reader::input_file): Call input_file_offset.
173 (Incremental_inputs_reader::input_file_at_offset): New function.
174 (Incremental_relocs_reader::get_r_type): Reformat.
175 (Incremental_relocs_reader::get_r_shndx): Reformat.
176 (Incremental_relocs_reader::get_r_offset): Reformat.
177 (Incremental_relocs_reader::data): New function.
178 (Incremental_binary::Incremental_binary): Initialize new data members.
179 (Incremental_binary::check_inputs): Add cmdline parameter.
180 (Incremental_binary::file_is_unchanged): Remove.
181 (Input_reader::arg_serial): New function.
182 (Input_reader::get_unused_symbol_count): New function.
183 (Input_reader::get_unused_symbol): New function.
184 (Input_reader::do_arg_serial): New function.
185 (Input_reader::do_get_unused_symbol_count): New function.
186 (Input_reader::do_get_unused_symbol): New function.
187 (Incremental_binary::input_file_count): New function.
188 (Incremental_binary::get_input_reader): Change signature to use
189 index instead of filename.
190 (Incremental_binary::file_has_changed): New function.
191 (Incremental_binary::get_input_argument): New function.
192 (Incremental_binary::get_library): New function.
193 (Incremental_binary::get_script_info): New function.
194 (Incremental_binary::init_layout): New function.
195 (Incremental_binary::reserve_layout): New function.
196 (Incremental_binary::output_file): New function.
197 (Incremental_binary::do_check_inputs): New function.
198 (Incremental_binary::do_file_is_unchanged): Remove.
199 (Incremental_binary::do_file_has_changed): New function.
200 (Incremental_binary::do_init_layout): New function.
201 (Incremental_binary::do_reserve_layout): New function.
202 (Incremental_binary::do_input_file_count): New function.
203 (Incremental_binary::do_get_input_reader): Change signature.
204 (Incremental_binary::input_args_map_): New data member.
205 (Incremental_binary::library_map_): New data member.
206 (Incremental_binary::script_map_): New data member.
207 (Sized_incremental_binary::Sized_incremental_binary): Initialize
208 new data members.
209 (Sized_incremental_binary::output_section): New function.
210 (Sized_incremental_binary::inputs_reader): Add const.
211 (Sized_incremental_binary::symtab_reader): Add const.
212 (Sized_incremental_binary::relocs_reader): Add const.
213 (Sized_incremental_binary::got_plt_reader): Add const.
214 (Sized_incremental_binary::get_symtab_view): New function.
215 (Sized_incremental_binary::Inputs_reader): New typedef.
216 (Sized_incremental_binary::Input_entry_reader): New typedef.
217 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
218 (Sized_incremental_binary::do_file_is_unchanged): Remove.
219 (Sized_incremental_binary::do_file_has_changed): New function.
220 (Sized_incremental_binary::do_init_layout): New function.
221 (Sized_incremental_binary::do_reserve_layout): New function.
222 (Sized_input_reader::Inputs_reader): Remove.
223 (Sized_input_reader::Input_entry_reader): Remove.
224 (Sized_input_reader::do_arg_serial): New function.
225 (Sized_input_reader::do_get_unused_symbol_count): New function.
226 (Sized_input_reader::do_get_unused_symbol): New function.
227 (Sized_incremental_binary::do_input_file_count): New function.
228 (Sized_incremental_binary::do_get_input_reader): Change signature;
229 use index instead of filename.
230 (Sized_incremental_binary::section_map_): New data member.
231 (Sized_incremental_binary::input_entry_readers_): New data member.
232 (class Sized_incr_relobj): New class.
233 (class Sized_incr_dynobj): New class.
234 (make_sized_incremental_object): New function.
235 (class Incremental_library): New class.
236 * layout.cc (Free_list::num_lists): New static data member.
237 (Free_list::num_nodes): New static data member.
238 (Free_list::num_removes): New static data member.
239 (Free_list::num_remove_visits): New static data member.
240 (Free_list::num_allocates): New static data member.
241 (Free_list::num_allocate_visits): New static data member.
242 (Free_list::init): New function.
243 (Free_list::remove): New function.
244 (Free_list::allocate): New function.
245 (Free_list::dump): New function.
246 (Free_list::print_stats): New function.
247 (Layout_task_runner::run): Resize output file for incremental updates.
248 (Layout::Layout): Initialize new data members.
249 (Layout::set_incremental_base): New function.
250 (Layout::init_fixed_output_section): New function.
251 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
252 incremental updates.
253 (Layout::create_gold_note): Do not create gold note section for
254 incremental updates.
255 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
256 for incremental updates.
257 (Layout::set_section_offsets): For incremental updates, allocate space
258 from free list.
259 (Layout::create_symtab_sections): Layout with offsets relative to
260 start of section; for incremental updates, allocate space from free
261 list.
262 (Layout::create_shdrs): For incremental updates, allocate space from
263 free list.
264 (Layout::finish_dynamic_section): For incremental updates, do not
265 check --as-needed (fixed in subsequent patch).
266 * layout.h (class Free_list): New class.
267 (Layout::set_incremental_base): New function.
268 (Layout::incremental_base): New function.
269 (Layout::init_fixed_output_section): New function.
270 (Layout::allocate): New function.
271 (Layout::incremental_base_): New data member.
272 (Layout::free_list_): New data member.
273 * main.cc (main): Print Free_list statistics.
274 * object.cc (Relobj::finalize_incremental_relocs): Add
275 clear_counts parameter; clear counts only when clear_counts is set.
276 (Sized_relobj::Sized_relobj): Initialize new base class.
277 (Sized_relobj::do_layout): Don't report special sections.
278 (Sized_relobj::do_for_all_local_got_entries): New function.
279 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
280 symtab_off to all symbol table offsets.
281 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
282 * object.h (class Got_offset_list): Move to top of file.
283 (Object::Object): Allow case where input_file == NULL.
284 (Object::~Object): Likewise.
285 (Object::input_file): Assert that input_file != NULL.
286 (Object::lock): Allow case where input_file == NULL.
287 (Object::unlock): Likewise.
288 (Object::is_locked): Likewise.
289 (Object::token): Likewise.
290 (Object::release): Likewise.
291 (Object::is_incremental): New function.
292 (Object::get_mtime): New function.
293 (Object::for_all_local_got_entries): New function.
294 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
295 (Object::set_is_in_system_directory): New function.
296 (Object::is_in_system_directory): New function.
297 (Object::do_is_incremental): New function.
298 (Object::do_get_mtime): New function.
299 (Object::do_for_all_local_got_entries): New function.
300 (Object::is_in_system_directory_): New data member.
301 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
302 (class Sized_relobj_base): New class.
303 (class Sized_relobj): Derive from Sized_relobj_base.
304 (class Sized_relobj::Symbols): Redeclare from base class.
305 (class Sized_relobj::local_got_offset_list): Remove.
306 (class Sized_relobj::Output_sections): Redeclare from base class.
307 (class Sized_relobj::do_for_all_local_got_entries): New function.
308 (class Sized_relobj::write_local_symbols): Add offset parameter.
309 (class Sized_relobj::local_symbol_offset_): Update comment.
310 (class Sized_relobj::local_dynsym_offset_): Update comment.
311 * options.cc (Input_arguments::add_file): Remove const.
312 * options.h (Input_file_argument::Input_file_argument):
313 Initialize arg_serial_ (all constructors).
314 (Input_file_argument::set_arg_serial): New function.
315 (Input_file_argument::arg_serial): New function.
316 (Input_file_argument::arg_serial_): New data member.
317 (Input_arguments::Input_arguments): Initialize file_count_.
318 (Input_arguments::add_file): Remove const.
319 (Input_arguments::number_of_input_files): New function.
320 (Input_arguments::file_count_): New data member.
321 (Command_line::number_of_input_files): Call
322 Input_arguments::number_of_input_files.
323 * output.cc (Output_segment_headers::Output_segment_headers):
324 Set current size.
325 (Output_section::Input_section::current_data_size): New function.
326 (Output_section::Output_section): Initialize new data members.
327 (Output_section::add_input_section): Don't do merge sections for
328 an incremental link; allocate space from free list for an
329 incremental update.
330 (Output_section::add_output_section_data): Allocate space from
331 free list for an incremental update.
332 (Output_section::update_data_size): New function.
333 (Output_section::set_fixed_layout): New function.
334 (Output_section::reserve): New function.
335 (Output_segment::set_section_addresses): Remove const.
336 (Output_segment::set_section_list_addresses): Remove const; allocate
337 space from free list for an incremental update.
338 (Output_segment::set_offset): Adjust size of RELRO segment for an
339 incremental update.
340 * output.h (Output_data::current_data_size): Move here from
341 child classes.
342 (Output_data::pre_finalize_data_size): New function.
343 (Output_data::update_data_size): New function.
344 (Output_section_headers::update_data_size): new function.
345 (Output_section_data_build::current_data_size): Move to Output_data.
346 (Output_data_strtab::update_data_size): New function.
347 (Output_section::current_data_size): Move to Output_data.
348 (Output_section::set_fixed_layout): New function.
349 (Output_section::has_fixed_layout): New function.
350 (Output_section::reserve): New function.
351 (Output_section::update_data_size): New function.
352 (Output_section::has_fixed_layout_): New data member.
353 (Output_section::free_list_): New data member.
354 (Output_segment::set_section_addresses): Remove const.
355 (Output_segment::set_section_list_addresses): Remove const.
356 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
357 New function.
358 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
359 New function.
360 * readsyms.cc (Read_symbols::do_read_symbols): Add library
361 parameter when calling Add_symbols constructor; store argument
362 serial number for members of a lib group.
363 (Add_symbols::locks): Allow case where token == NULL.
364 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
365 (Read_member::~Read_member): New function.
366 (Read_member::is_runnable): New function.
367 (Read_member::locks): New function.
368 (Read_member::run): New function.
369 (Check_script::~Check_script): New function.
370 (Check_script::is_runnable): New function.
371 (Check_script::locks): New function.
372 (Check_script::run): New function.
373 (Check_library::~Check_library): New function.
374 (Check_library::is_runnable): New function.
375 (Check_library::locks): New function.
376 (Check_library::run): New function.
377 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
378 (Add_symbols::library_): New data member.
379 (class Read_member): New class.
380 (class Check_script): New class.
381 (class Check_library): New class.
382 * reloc.cc (Read_relocs::is_runnable): Allow case where
383 token == NULL.
384 (Read_relocs::locks): Likewise.
385 (Scan_relocs::locks): Likewise.
386 (Relocate_task::locks): Likewise.
387 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
388 to clear counters.
389 (Sized_relobj::incremental_relocs_scan): Fix comment.
390 (Sized_relobj::do_relocate): Pass output file offset to
391 write_local_symbols.
392 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
393 from class declaration.
394 * script.cc (read_input_script): Allocate Script_info; pass
395 argument serial number to report_script.
396 * script.h (class Script_info): Move to incremental.h.
397 * symtab.cc (Symbol_table::add_from_incrobj): New function.
398 * symtab.h (Symbol_table::add_from_incrobj): New function.
399 (Symbol_table::set_file_offset): New function.
400
b961d0d7
CC		 4012011-04-05 Cary Coutant <ccoutant@google.com>
402
403 * incremental-dump.cc (dump_incremental_inputs): Change signature
404 to take a Sized_incremental_binary; change caller. Use readers
405 in Sized_incremental_binary.
406 * incremental.cc
407 (Sized_incremental_binary::find_incremental_inputs_sections):
408 Rename do_find_incremental_inputs_sections to this.
409 (Sized_incremental_binary::setup_readers): New function.
410 (Sized_incremental_binary::do_check_inputs): Check
411 has_incremental_info_ flag; move setup code to setup_readers;
412 use input readers.
413 (Sized_incremental_binary::do_file_is_unchanged): New function.
414 (Sized_incremental_binary::do_get_input_reader): New function.
415 * incremental.h (class Incremental_binary): Move to end of file.
416 (Incremental_binary::file_is_unchanged): New function.
417 (Incremental_binary::do_file_is_unchanged): New function.
418 (Incremental_binary::Input_reader): New class.
419 (Incremental_binary::get_input_reader): New function.
420 (class Sized_incremental_binary): Move to end of file.
421 (Sized_incremental_binary::Sized_incremental_binary): Setup the
422 input section reader classes.
423 (Sized_incremental_binary::has_incremental_info): New function.
424 (Sized_incremental_binary::inputs_reader): New function.
425 (Sized_incremental_binary::symtab_reader): New function.
426 (Sized_incremental_binary::relocs_reader): New function.
427 (Sized_incremental_binary::got_plt_reader): New function.
428 (Sized_incremental_binary::do_file_is_unchanged): New function.
429 (Sized_incremental_binary::Sized_input_reader): New class.
430 (Sized_incremental_binary::get_input_reader): New function.
431 (Sized_incremental_binary::find_incremental_inputs_sections):
432 Rename do_find_incremental_inputs_sections to this.
433 (Sized_incremental_binary::setup_readers): New function.
434 (Sized_incremental_binary::has_incremental_info_): New data member.
435 (Sized_incremental_binary::inputs_reader_): New data member.
436 (Sized_incremental_binary::symtab_reader_): New data member.
437 (Sized_incremental_binary::relocs_reader_): New data member.
438 (Sized_incremental_binary::got_plt_reader_): New data member.
439 (Sized_incremental_binary::current_input_file_): New data member.
440
a869183f
PP		 4412011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
442
443 PR gold/12640
444 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
445 violation.
446
4472011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 448
449 * archive.cc (Archive::include_member): Adjust call to report_object.
450 (Add_archive_symbols::run): Add script_info to call to
451 report_archive_begin.
452 (Lib_group::include_member): Adjust call to report_object.
453 (Add_lib_group_symbols::run): Adjust call to report_object.
454 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
455 blocks. Add object count for script input files.
456 * incremental.cc (Incremental_inputs::report_archive_begin): Add
457 script_info parameter; change all callers.
458 (Incremental_inputs::report_object): Add script_info parameter;
459 change all callers.
460 (Incremental_inputs::report_script): Store backpointer to
461 incremental info entry.
462 (Output_section_incremental_inputs::set_final_data_size): Record
463 additional information for scripts.
464 (Output_section_incremental_inputs::write_info_blocks): Likewise.
465 * incremental.h (Incremental_script_entry::add_object): New function.
466 (Incremental_script_entry::get_object_count): New function.
467 (Incremental_script_entry::get_object): New function.
468 (Incremental_script_entry::objects_): New data member; adjust
469 constructor.
470 (Incremental_inputs::report_archive_begin): Add script_info parameter.
471 (Incremental_inputs::report_object): Add script_info parameter.
472 (Incremental_inputs_reader::get_object_count): New function.
473 (Incremental_inputs_reader::get_object_offset): New function.
474 * options.cc (Input_arguments::add_file): Return reference to
475 new input argument.
476 * options.h (Input_argument::set_script_info): New function.
477 (Input_argument::script_info): New function.
478 (Input_argument::script_info_): New data member; adjust all
479 constructors.
480 (Input_file_group::add_file): Return reference to new input argument.
481 (Input_file_lib::add_file): Likewise.
482 (Input_arguments::add_file): Likewise.
483 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
484 * script.cc (Parser_closure::Parser_closure): Add script_info
485 parameter; adjust all callers.
486 (Parser_closure::script_info): New function.
487 (Parser_closure::script_info_): New data member.
488 (read_input_script): Report scripts earlier to incremental info.
489 (script_add_file): Set script_info in Input_argument.
490 (script_add_library): Likewise.
491 * script.h (Script_options::Script_info): Rewrite class.
492
a869183f 4932011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 494
495 * archive.cc (Library_base::should_include_member): Move
496 method here from class Archive.
497 (Archive::Archive): Initialize base class.
498 (Archive::should_include_member): Move to base class.
499 (Archive::do_for_all_unused_symbols): New function.
500 (Add_archive_symbols::run): Remove redundant access to
501 incremental_inputs.
502 (Lib_group::Lib_group): Initialize base class.
503 (Lib_group::do_filename): New function.
504 (Lib_group::include_member): Pass pointer to Lib_group to
505 report_object.
506 (Lib_group::do_for_all_unused_symbols): New function.
507 (Add_lib_group_symbols::run): Report archive information for
508 incremental links.
509 * archive.h (class Library_base): New base class.
510 (class Archive): Derive from Library_base.
511 (Archive::filename): Move to base class.
512 (Archive::set_incremental_info): Likewise.
513 (Archive::incremental_info): Likewise.
514 (Archive::Should_include): Likewise.
515 (Archive::should_include_member): Likewise.
516 (Archive::Armap_entry): Remove.
517 (Archive::Unused_symbol_iterator): Remove.
518 (Archive::unused_symbols_begin): Remove.
519 (Archive::unused_symbols_end): Remove.
520 (Archive::do_filename): New function.
521 (Archive::do_get_mtime): New function.
522 (Archive::do_for_all_unused_symbols): New function.
523 (Archive::task_): Move to base class.
524 (Archive::incremental_info_): Likewise.
525 (class Lib_group): Derive from Library_base.
526 (Lib_group::do_filename): New function.
527 (Lib_group::do_get_mtime): New function.
528 (Lib_group::do_for_all_unused_symbols): New function.
529 (Lib_group::task_): Move to base class.
530 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
531 function.
532 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
533 function.
534 * incremental.cc (Incremental_inputs::report_archive_begin):
535 Use Library_base; call library's get_mtime; add incremental inputs
536 entry before members.
537 (class Unused_symbol_visitor): New class.
538 (Incremental_inputs::report_archive_end): Use Library_base; use
539 visitor class to record unused symbols; don't add incremental inputs
540 entry after members.
541 (Incremental_inputs::report_object): Use Library_base.
542 * incremental.h
543 (Incremental_archive_entry::Incremental_archive_entry): Remove
544 unused Archive parameter.
545 (Incremental_inputs::report_archive_begin): Use Library_base.
546 (Incremental_inputs::report_archive_end): Likewise.
547 (Incremental_inputs::report_object): Likewise.
548 * object.cc (Sized_relobj::do_for_all_global_symbols): New
549 function.
550 * object.h (Object::for_all_global_symbols): New function.
551 (Object::do_for_all_global_symbols): New function.
552 (Sized_relobj::do_for_all_global_symbols): New function.
553 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
554 function.
555 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
556 function.
557
61ab3e40
ILT		 5582011-03-27 Ian Lance Taylor <iant@google.com>
559
560 * archive.cc (Archive::interpret_header): Return -1 if something
561 goes wrong. Change callers accordingly.
562
30e1f9e6
CC		 5632011-03-25 Cary Coutant <ccoutant@google.com>
564
565 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
566 * testsuite/Makefile.in: Regenerate.
567
9c793f14
RÁE		 5682010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
569
570 * plugin.cc (get_view): New.
571 (Plugin::load): Pass get_view to the plugin.
572 (Plugin_manager::get_view): New.
573
9312bb0a
ILT		 5742011-03-21 Ian Lance Taylor <iant@google.com>
575
576 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 577 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 578
7e12ba9e
ST		 5792011-03-21 Sriraman Tallam <tmsriram@google.com>
580
581 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
582 Change == to -eq.
583 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
584 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
585 Change == to -eq.
586 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
587 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
588
fd7a005d
ILT		 5892011-03-14 Ian Lance Taylor <iant@google.com>
590
591 * script-sections.cc (Sort_output_sections::script_compare):
592 Rename from is_before, change return type.
593 (Sort_output_sections::operator()): Adjust accordingly.
594
ed16fd1b
ILT		 5952011-03-11 Jeffrey Yasskin <jyasskin@google.com>
596
597 PR gold/12572
598 * testsuite/odr_violation2.cc: Add comment to make all error line
599 numbers double digits.
600 * testsuite/debug_msg.sh: Adjust expected errors.
601
71ff8986
ILT		 6022011-03-09 Jeffrey Yasskin <jyasskin@google.com>
603
604 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
605 but mark earlier ones as non-canonical
606 (offset_to_iterator): Update search target and example
607 (do_addr2line): Return extra lines in a vector*
608 (format_file_lineno): Extract from do_addr2line
609 (one_addr2line): Add vector* out-param
610 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
611 when a lineno entry appeared last for its instruction
612 (Dwarf_line_info): Add vector* out-param
613 * object.cc (Relocate_info): Pass NULL for the vector* out-param
614 * symtab.cc (Odr_violation_compare): Include the lineno in the
615 comparison again.
616 (linenos_from_loc): New. Combine the canonical line for an
617 address with its other lines.
618 (True_if_intersect): New. Helper functor to make
619 std::set_intersection a query.
620 (detect_odr_violations): Compare sets of lines instead of just
621 one line for each function. This became less deterministic, but
622 has fewer false positives.
623 * symtab.h: Declarations.
624 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
625 mix an optimized and non-optimized object in the same binary
626 (odr_violation2.so): Same.
627 * testsuite/Makefile.in: Regenerate from Makefile.am.
628 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
629 * testsuite/debug_msg.sh: Update line numbers and add
630 assertions.
631 * testsuite/odr_violation1.cc: Use OdrDerived, in a
632 non-optimized context.
633 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
634 isn't inlined, and use OdrDerived in an optimized context.
635 * testsuite/odr_header1.h: Defines OdrDerived, where
636 optimization will change the
637 first-instruction-in-the-destructor's file and line number.
638 * testsuite/odr_header2.h: Defines OdrBase.
639
a19fefdc
ILT		 6402011-03-09 Ian Lance Taylor <iant@google.com>
641
642 * fileread.cc (File_read::clear_views): Don't delete the whole
643 file view.
644
ecb351e9
ILT		 6452011-03-08 Ian Lance Taylor <iant@google.com>
646
647 PR gold/12525
648 * fileread.cc: #include <climits>.
649 (GOLD_IOV_MAX): Define.
650 (File_read::read_multiple): Limit number of entries by iov_max.
651 * fileread.h (class File_read): Always set max_readv_entries to
652 128.
653
b821d13c
ILT		 6542011-03-07 Ian Lance Taylor <iant@google.com>
655
656 PR gold/12525
657 * options.h (class General_options): Add -dy and -dn.
658
89243142
CC		 6592011-03-02 Cary Coutant <ccoutant@google.com>
660
661 * testsuite/script_test_9.t: Add TLS segment.
662
d0773f31
ILT		 6632011-03-02 Simon Baldwin <simonb@google.com>
664
665 * configure.ac: Add check for gnu_indirect_function support in
666 the toolchain building binutils.
667 * configure: Rebuild.
668
badc8139
RÁE		 6692010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
670
671 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
672 plugin only symbols.
673 (Symbol_table::sized_finalize_symbol) Mark symbol only present
674 in plugin files as not needed in the symbol table.
675
4cf7a849
ST		 6762011-02-11 Sriraman Tallam <tmsriram@google.com>
677
678 * output.cc (Output_section::add_input_section): Delay fill
679 generation for section ordering.
680
b578bd7d
ILT		 6812011-02-09 Ian Lance Taylor <iant@google.com>
682
683 PR gold/12316
684 * object.h (class Sized_relobj): Remove clear_local_symbols.
685 * reloc.cc (Sized_relobj::do_relocate): Don't call
686 clear_local_symbols.
687
84ced98a
RÁE		 6882010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
689
690 * plugin.cc (is_visible_from_outside): Return true for symbols
691 in the -u option.
692
55382fb7
ILT		 6932011-02-04 Jeffrey Yasskin <jyasskin@google.com>
694
695 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
696 filename.
697
4e271fff
ST		 6982011-02-02 Sriraman Tallam <tmsriram@google.com>
699
700 * icf.h (is_section_foldable_candidate): Change type of parameter
701 to std::string.
702 * icf.cc (Icf::find_identical_sections): Change type of local variable
703 section_name to be std::string.
704 (is_function_ctor_or_dtor): Change type of parameter to std::string.
705
d433c3ac
ILT		 7062011-01-25 Ian Lance Taylor <iant@google.com>
707
708 * script.cc (script_add_extern): Rewrite to use
709 add_symbol_reference.
710
880473a6
DK		 7112011-01-25 Doug Kwan <dougkwan@google.com>
712
d433c3ac 713 * icf.cc (get_section_contents): Always lock section's object.
880473a6 714
f30f86fa
ILT		 7152011-01-24 Ian Lance Taylor <iant@google.com>
716
717 * options.h (class General_options): Accept
718 --no-detect-odr-violations.
719
8e51a0b9
ILT		 7202011-01-24 Ian Lance Taylor <iant@google.com>
721
722 * version.cc (version_string): Bump to 1.11.
723
0f3b89d8
ILT		 7242011-01-24 Ian Lance Taylor <iant@google.com>
725
726 * plugin.cc (class Plugin_rescan): Define new class.
727 (Plugin_manager::claim_file): Set any_claimed_.
728 (Plugin_manager::save_archive): New function.
729 (Plugin_manager::save_input_group): New function.
730 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
731 necessary.
732 (Plugin_manager::new_undefined_symbol): New function.
733 (Plugin_manager::rescan): New function.
734 (Plugin_manager::rescannable_defines): New function.
735 (Plugin_manager::add_input_file): Set any_added_.
736 * plugin.h (class Plugin_manager): define new fields rescannable_,
737 undefined_symbols_, any_claimed_, and any_added_. Declare
738 Plugin_rescan as friend. Declare new functions.
739 (Plugin_manager::Rescannable): Define type.
740 (Plugin_manager::Rescannable_list): Define type.
741 (Plugin_manager::Undefined_symbol_list): Define type.
742 (Plugin_manager::Plugin_manager): Initialize new fields.
743 * archive.cc (Archive::defines_symbol): New function.
744 (Add_archive_symbols::run): Pass archive to plugins if any.
745 * archive.h (class Archive): Declare defines_symbol.
746 * readsyms.cc (Input_group::~Input_group): New function.
747 (Finish_group::run): Pass input_group to plugins if any.
748 * readsyms.h (class Input_group): Declare destructor.
749 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
750 any.
751
3bb951e5
ILT		 7522011-01-10 Ian Lance Taylor <iant@google.com>
753
754 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
755 section as relro.
756 (Layout::set_segment_offsets): Reset increase_relro before calling
757 set_section_addresses a second time.
758
0aa45fac
CC		 7592011-01-04 Cary Coutant <ccoutant@google.com>
760
761 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
762 sections before NOBITS sections.
763
0db46eb4
L		 7642011-01-01 H.J. Lu <hongjiu.lu@intel.com>
765
766 * version.cc (print_version): Update copyright to 2011.
767
829c9745
CC		 7682010-12-23 Cary Coutant <ccoutant@google.com>
769
770 * output.h (Output_data_reloc::add_output_section): Pass OD instead
771 of OS to this->add. Add OD parameter to second form of the function.
772
7500420b
ILT		 7732010-12-20 Ian Lance Taylor <iant@google.com>
774
775 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
776 second of two consecutive entries with same offset.
777
f8e9a930
RW		 7782010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
779
780 * testsuite/Makefile.am (ifuncmain2static_LDADD)
781 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
782 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
783 to avoid unneeded links against $(LDADD).
784 * testsuite/Makefile.in: Regenerate.
785
2fbb4320
ILT		 7862010-12-15 Ian Lance Taylor <iant@google.com>
787
788 PR gold/12324
789 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
790 for R_X86_64_32 and R_X86_64_PC32.
791 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
792 ver_matching_def_pic.o.
793 (ver_matching_def_pic.o): New target.
794
fedb228d
RW		 7952010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
796
797 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
798 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
799 Move definition before File_read::View member definitions.
800 (File_read::View::~View): Initialize and hold lock before
801 updating current_mapped_bytes.
802
9b547ce6
RW		 8032010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
804
805 * dwarf_reader.cc: Remove outdated comment.
806 * gold-threads.cc: Fix typo in error message.
807 * archive.cc: Fix typos in comments.
808 * archive.h: Likewise.
809 * arm-reloc-property.cc: Likewise.
810 * arm-reloc-property.h: Likewise.
811 * arm-reloc.def: Likewise.
812 * arm.cc: Likewise.
813 * attributes.h: Likewise.
814 * cref.cc: Likewise.
815 * ehframe.cc: Likewise.
816 * fileread.h: Likewise.
817 * gold.h: Likewise.
818 * i386.cc: Likewise.
819 * icf.cc: Likewise.
820 * incremental.h: Likewise.
821 * int_encoding.cc: Likewise.
822 * layout.h: Likewise.
823 * main.cc: Likewise.
824 * merge.h: Likewise.
825 * object.cc: Likewise.
826 * object.h: Likewise.
827 * options.cc: Likewise.
828 * readsyms.cc: Likewise.
829 * reduced_debug_output.cc: Likewise.
830 * reloc.cc: Likewise.
831 * script-sections.cc: Likewise.
832 * sparc.cc: Likewise.
833 * symtab.h: Likewise.
834 * target-reloc.h: Likewise.
835 * target.cc: Likewise.
836 * target.h: Likewise.
837 * timer.cc: Likewise.
838 * timer.h: Likewise.
839 * x86_64.cc: Likewise.
840
83e17bd5
CC		 8412010-12-09 Cary Coutant <ccoutant@google.com>
842
843 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
844 stack.
845 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
846 parameter; change all callers.
847 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
848 * options.h (warn_execstack): New option.
849
017257f8
DK		 8502010-12-07 Doug Kwan <dougkwan@google.com>
851
852 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
853 like function call relocations.
854
c20cbc06
ILT		 8552010-12-07 Ian Lance Taylor <iant@google.com>
856
857 * archive.cc (Archive::get_elf_object_for_member): Permit
858 punconfigured to be NULL.
859 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
860 (Archive::include_member): Pass NULL to get_elf_object_for_member
861 if we searched for the archive and this is the first included
862 object.
863
4dbfafcc
ILT		 8642010-12-01 Ian Lance Taylor <iant@google.com>
865
866 * dwarf_reader.h (class Sized_dwarf_line_info): Add
867 track_relocs_type_ field.
868 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
869 Set track_relocs_type_.
870 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
871 contents when using RELA relocs.
872 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
873 reloc_map_.
874 * reloc.cc (Track_relocs::next_addend): New function.
875 * reloc.h (class Track_relocs): Declare next_addend.
876
e5e19edd
ILT		 8772010-12-01 Ian Lance Taylor <iant@google.com>
878
879 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
880 virtual destructor.
881
9a5ce24c
ILT		 8822010-12-01 Ian Lance Taylor <iant@google.com>
883
884 * README: Update compilers known to work and fail.
885
c7791212
NC		 8862010-11-23 Matthias Klose <doko@ubuntu.com>
887
888 * configure.in: For --enable-gold, handle value `default' instead of
889 `both*'. Always install ld as ld.bfd, install as ld if gold is
890 not the default.
891 * configure: Regenerate.
892
0ad220c9
DK		 8932010-11-18 Doug Kwan <dougkwan@google.com>
894
895 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
896 and right_alignment to be zero. Store result alignment only if it is
897 greater than existing alignment.
898
ab8056e0
CC		 8992010-11-16 Cary Coutant <ccoutant@google.com>
900
901 PR gold/12220
902 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
903 Check for ".zdebug_line".
904
fd064a5b
CC		 9052010-11-16 Doug Kwan <dougkwan@google.com>
906 Cary Coutant <ccoutant@google.com>
907
908 * output.h (Output_segment::set_section_addresses): Pass increase_relro
909 by reference; adjust all callers.
910 * output.cc (Output_segment::set_section_addresses): Adjust references
911 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
912 list is empty.
913 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
914 end at page boundary.
915
6fc6ea19
CC		 9162010-11-16 Cary Coutant <ccoutant@google.com>
917
918 PR gold/12220
919 * layout.cc (Layout::choose_output_section): Transform names of
920 compressed sections even when using a script with a SECTIONS clause.
921 (Layout::output_section_name): Remove code to transform
922 compressed debug section names.
923 * output.cc (Output_section::add_input_section): Use uncompressed
924 section size when tracking input sections.
925
95a2c8d6
RS		 9262010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
927
928 * symtab.h (Symbol::NON_PIC_REF): Remove.
929 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
930 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
931 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
932 (Symbol::use_plt_offset): Take a flags argument and pass it
933 directly to needs_dynamic_reloc. Restrict check for undefined
934 weak symbols to function calls.
935 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
936 (Target_arm::Scan::global): Use it.
937 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
938 (Target_arm::Relocate::relocate): Likewise.
939 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
940 parameter with an r_type parameter. Use get_reference_flags
941 to get the flags.
942 (Target_arm::Relocate::relocate): Update accordingly.
943 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
944 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
945 (Target_i386::Scan::global): Likewise.
946 (Target_i386::Relocate::relocate): Likewise.
947 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
948 parameter with an r_type parameter. Use get_reference_flags
949 to get the flags.
950 (Target_i386::Relocate::relocate): Update accordingly.
951 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
952 (Target_powerpc::Scan::global): Use it.
953 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
954 (Target_powerpc::Relocate::relocate): Likewise.
955 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
956 (Target_sparc::Scan::global): Use it.
957 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
958 (Target_sparc::Relocate::relocate): Likewise.
959 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
960 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
961 (Target_x86_64::Scan::global): Likewise.
962 (Target_x86_64::Relocate::relocate): Likewise.
963
f625ae50
DK		 9642010-11-08 Doug Kwan <dougkwan@google.com>
965 Cary Coutant <ccoutant@google.com>
966
967 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
968 (Arm_exidx_merge_section::section_contents_): New data member.
969 (Arm_input_section::Arm_input_section): Initialize original_contents_.
970 (Arm_input_section::~Arm_input_section): De-allocate memory.
971 (Arm_input_section::original_contents_): New data member.
972 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
973 in parameters instead of calling Object::section_contents without
974 locking.
975 (Arm_output_section::group_section): New parameter TASK. Pass it
976 to callees that need locking objects.
977 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
978 to lock EXIDX input sections. Fix a formatting issue. Call
979 Arm_exidx_merged_section::build_contents to create merged section
980 contents.
981 (Arm_output_section::create_stub_group): New parameter TASK. Use it
982 to lock object of stub table owner.
983 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
984 TEXT_SIZE to initialize data member TEXT_SIZE_.
985 (Arm_exidx_input_section::addralign): Fix typo in comment.
986 (Arm_exidx_input_section::text_size): New method.
987 (Target_arm::do_relax): New parameter TASK. Pass it to callees
988 that require locking objects. Lock objects before scanning for stubs
989 and updating local symbols.
990 (Arm_input_section<big_endian>::init): Copy contents of original
991 input section.
992 (Arm_input_section<big_endian>::do_write): Use saved contents of
993 original input section instead of calling Object::section_contents
994 without locking.
995 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
996 size without calling Object::section_size().
997 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
998 for size. Allocate a buffer for merged EXIDX entries.
999 (Arm_exidx_merged_section::build_contents): New method.
1000 (Arm_exidx_merged_section::do_write): Move merge section contents
1001 building code to Arm_exidx_merged_section::build_contetns. Write
1002 out contetns in buffer instead of building it on the fly.
1003 (Arm_relobj::make_exidx_input_section): Also pass text section size
1004 to Arm_exidx_input_section constructor.
1005 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1006 (Arm_dynobj::do_read_symbols): Fix memory leak.
1007 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1008 * target.h: (class Task): Add forward declaration.
1009 (Target::relax): Add new parameter TASK and pass it to
1010 Target::do_relax().
1011 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1012
5f9bcf58
CC		 10132010-11-05 Cary Coutant <ccoutant@google.com>
1014
1015 PR gold/10708
1016 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1017 object when reading from the file.
1018 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1019 second layout pass.
1020 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1021 when reading section contents.
1022 (get_section_contents): Likewise.
1023 (icf::find_identical_sections): Likewise.
1024 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1025 object when reading from the file.
1026 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1027 the object when doing deferred section layout.
1028
e597fa08
NC		 10292010-11-03 Nick Clifton <nickc@redhat.com>
1030
1031 PR gold/12001
1032 * script.h (class Symbol_assignment: name): New member. Returns
1033 the name of the symbol.
1034 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1035 Returns true if the given symbol name is on the list of
1036 assignments wating to be processed.
1037 * archive.cc (should_incldue_member): If the symbol is undefined,
1038 check to see if it is on the list of symbols pending assignment.
1039
3f9a3278
ILT		 10402010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1041
1042 * script-sections.cc (Script_sections::find_memory_region): Check
1043 for a NULL output section pointer.
1044
d06fb4d1
DK		 10452010-10-29 Doug Kwan <dougkwan@google.com>
1046
1047 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1048 Output_section::add_relaxed_input_section.
1049 * output.cc (Output_section::add_relaxed_input_section): Add new
1050 arguments LAYOUT and NAME. Set section order index.
1051 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1052 Copy section order index.
1053 * output.h (Output_section::add_relaxed_input_section): Add new
1054 arguments LAYOUT and NAME.
1055
90e24de5
ILT		 10562010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1057
1058 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1059 NATIVE_OR_CROSS_LINKER.
1060 * testsuite/Makefile.in: Regenerate.
1061
c9484ea5
DK		 10622010-10-20 Doug Kwan <dougkwan@google.com>
1063
1064 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1065 without SHF_LINK_ORDER flags.
1066 * layout.cc (Layout::choose_output_section): Do not filter
1067 SHF_LINK_ORDER flag in a relocatable link.
1068
5bc2f5be
CC		 10692010-10-17 Cary Coutant <ccoutant@google.com>
1070
1071 * output.h (Output_segment::set_section_addresses): Change function
1072 signature. Update all callers.
1073 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1074 sections.
1075 (Output_segment::set_section_addresses): Align after last TLS
1076 section. Add padding before last relro section instead of after.
1077
0c91cf04
DK		 10782010-10-17 Doug Kwan <dougkwan@google.com>
1079
1080 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1081 GOT output section to be writable.
1082
8c21d9d3
CC		 10832010-10-14 Cary Coutant <ccoutant@google.com>
1084
1085 * debug.h (DEBUG_INCREMENTAL): New flag.
1086 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1087 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1088 mode.
1089 * incremental.cc (report_command_line): Ignore all forms of
1090 --incremental.
1091 * layout.cc (Layout::Layout): Check parameters for incremental link
1092 mode.
1093 * options.cc (General_options::parse_incremental): New function.
1094 (General_options::parse_no_incremental): New function.
1095 (General_options::parse_incremental_full): New function.
1096 (General_options::parse_incremental_update): New function.
1097 (General_options::incremental_mode_): New data member.
1098 (General_options::finalize): Check incremental_mode_.
1099 * options.h (General_options): Update help text for --incremental.
1100 Add --no-incremental, --incremental-full, --incremental-update.
1101 (General_options::Incremental_mode): New enum type.
1102 (General_options::incremental_mode): New function.
1103 (General_options::incremental_mode_): New data member.
1104 * parameters.cc (Parameters::incremental_mode_): New data member.
1105 (Parameters::set_options): Set incremental_mode_.
1106 (Parameters::set_incremental_full): New function.
1107 (Parameters::incremental): New function.
1108 (Parameters::incremental_update): New function.
1109 (set_parameters_incremental_full): New function.
1110 * parameters.h (Parameters::set_incremental_full): New function.
1111 (Parameters::incremental): New function.
1112 (Parameters::incremental_update): New function.
1113 (Parameters::incremental_mode_): New data member.
1114 (set_parameters_incremental_full): New function.
1115 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1116 incremental link mode.
1117 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1118 (Sized_relobj::do_relocate_sections): Likewise.
1119 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1120 option.
1121 * testsuite/Makefile.in: Regenerate.
1122 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1123
bb32aa18 11242010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 1125
1126 * script-sections.h (class Script_sections): Make
1127 Sections_elements typedef public.
1128 * script-sections.cc (class Sort_output_sections): Add elements_
1129 field. Add constructor which sets it; change all callers.
1130 (Sort_output_sections::is_before): New function.
1131 (Sort_output_sections::operator()): Call is_before.
1132 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1133 conditional.
1134 * testsuite/script_test_10.sh: New test. Test script section
1135 order.
1136 * testsuite/script_test_10.t: Likewise.
1137 * testsuite/script_test_10.s: Likewise.
1138 * testsuite/Makefile.am: Wrap the cross linker tests and the
1139 common tests into NATIVE_OR_CROSS_LINKER.
1140 (check_SCRIPTS): Add script_test_10.sh.
1141 (check_DATA): Add script_test_10.stdout.
1142 (script_test_10.o, script_test_10): New targets.
1143 (script_test_10.stdout): New target.
1144 * configure, testsuite/Makefile.in: Regenerate.
1145
3cef7179
ILT		 11462010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1147
1148 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1149 error for the deprecated relocations.
1150 (Target_arm::Scan::global): Likewise.
1151 (Target_arm::Relocate::relocate): Likewise.
1152
7411e9a8
RS		 11532010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1154
1155 * fileread.cc (Input_file::find_file): Initialize *found_name
1156 and *namep when using the fallback search for case 4.
1157
6a9da32a
CC		 11582010-10-11 Cary Coutant <ccoutant@google.com>
1159
1160 * options.h (class General_options): Redefine -z lazy as an alias for
1161 the negation of -z now.
1162
ac897c20
ILT		 11632010-10-11 Ian Lance Taylor <iant@google.com>
1164
1165 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1166 binding.
1167
ea5cae92
NC		 11682010-10-06 Nick Clifton <nickc@redhat.com>
1169
1170 * script-sections.cc(class Memory_region): Remove
1171 current_lma_offset_ field. Rename current_vma_offset_ to
1172 current_offset_. Add last_section_ field.
1173 (Memory_region::get_current_vma_address): Rename to
1174 get_current_address.
1175 (Memory_region::get_current_lma_address): Delete.
1176 (Memory_region::increment_vma_offset): Rename to
1177 increment_offset.
1178 (Memory_region::increment_lma_offset): Delete.
1179 (Memory_region::attributes_compatible): New method. Returns
1180 true if the provided section is compatible with the region.
1181 (Memory_region::get_last_section): New method. Returns the last
1182 section to use the region.
1183 (Memory_region::set_last_section): New method. Stores the last
1184 section to use the region.
1185 (Script_sections::block_in_region): New method. Returns true if
1186 a block of memory is contained within a region.
1187 (Script_sections::find_memory_region): New method. Locates a
1188 memory region to be used to set a VMA or LMA address.
1189 (Output_section_definition::set_section_addresses): Add code to
1190 check for addresses set by memory regions.
1191 (Output_segment::set_section_addresses): Remove memory region
1192 walking code.
1193 (Script_sections::create_segment): Add a warning if a header
1194 segment is created outside of any region.
1195 * script-sections.h (class Script_sections): Add prototypes for
1196 find_memory_region and block_in_region methods.
1197 * testsuite/memory_test.s: Use .long instead of .word.
1198 * testsuite/memory_test.t: Add some more output sections.
1199 * testsuite/memory_test.sh: Update expected output.
1200
a9bfd952
DK		 12012010-10-02 Doug Kwan <dougkwan@google.com>
1202
1203 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1204 defintion to symtab.h
1205 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1206 declaration to defintion.
1207
bacff3ab
NC		 12082010-10-01 Nick Clifton <nickc@redhat.com>
1209
1210 * expression.cc (eval): Replace dummy argument with NULL.
1211 (eval_maybe_dot): Check for a NULL result section pointer.
1212 (Symbol_expression::value): Likewise.
1213 (Dot_expression::value): Likewise.
1214 (BINARY_EXPRESSION): Likewise.
1215 (Max_expression::value): Likewise.
1216 (Min_expression::value): Likewise.
1217 (Absolute_expression::value): Likewise.
1218 (Addr_expression::value_from_output_section): Likewise.
1219 (Loaddddr_expression::value_from_output_section): Likewise.
1220 (Segment_start_expression::value): Likewise.
1221 * script-sections.cc
1222 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1223 argument with NULL.
1224 (Sections_elememt_dot_assignment::set_section_addresses):
1225 Likewise.
1226 (Output_data_expression::do_write_to_buffer): Likewise.
1227 (Output_section_definition::finalize_symbols): Likewise.
1228 (Output_section_definition::set_section_addresses): Likewise.
1229
f81bc8b5
DK		 12302010-09-30 Doug Kwan <dougkwan@google.com>
1231
1232 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1233
c95e9f27
ST		 12342010-09-28 Sriraman Tallam <tmsriram@google.com>
1235
1236 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 1237 function.
c95e9f27
ST		 1238 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1239 virtual function.
1240 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1241 virtual function.
1242 * icf.cc (get_section_contents): Inline merge sections only when
1243 target allows it.
1244
3cac54d2
RW		 12452010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1246
1247 * configure: Regenerate.
1248
2904037a
ILT		 12492010-09-17 Ian Lance Taylor <iant@google.com>
1250
1251 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 1252 * testsuite/Makefile.am (memory_test.o): New target.
1253 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1254 memory_test.t.
1255 * testsuite/Makefile.in: Rebuild.
2904037a 1256
bca7fb63
DK		 12572010-09-17 Doug Kwan <dougkwan@google.com>
1258
1259 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1260 defintion if relocation uses GOT entries of the symbol.
1261 * testsuite/icf_safe_test.sh: Fix test.
1262 * testsuite/icf_safe_so_test.sh: Fix test.
1263
4ef28648
CC		 12642010-09-16 Cary Coutant <ccoutant@google.com>
1265
1266 * script_sections.cc (class Memory_region): Remove "NULL" from
1267 vector initializations.
1268
793990de
CC		 12692010-09-15 Cary Coutant <ccoutant@google.com>
1270
1271 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1272 Resolve forwarding symbols.
1273
81e015e2
DK		 12742010-09-15 Doug Kwan <dougkwan@google.com>
1275
1276 * gold/testsuite/script_test_3.t: Add ARM special sections.
1277 * gold/testsuite/script_test_4.t: Same.
1278 * gold/testsuite/script_test_5.t: Same.
1279 * gold/testsuite/script_test_6.t: Same.
1280 * gold/testsuite/script_test_7.t: Same.
1281 * gold/testsuite/script_test_7.t: Same.
1282 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1283
36171d64
CC		 12842010-09-14 Cary Coutant <ccoutant@google.com>
1285
1286 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1287 (Target_x86_64::Relocate::relocate_tls): Replace check for
1288 saw_tls_block_reloc_ with test for executable section.
1289
d89051bd
CC		 12902010-09-12 Cary Coutant <ccoutant@google.com>
1291
1292 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1293 position-independent executables to shared libraries need dynamic
1294 relocations.
1295 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1296 position-independent executables.
1297 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1298 * testsuite/Makefile.in: Regenerate.
1299
fca41f0f
NC		 13002010-09-10 Nick Clifton <nickc@redhat.com>
1301
1302 PR gold/11997
1303 * testsuite/memory_test.t: Discard any sections that are not
1304 needed.
1305
6695e4b3
L		 13062010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1307
1308 PR gold/11996
1309 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1310 "This::" to work around a bug in gcc 4.2.
1311
1312 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1313
0f72bf6f
RÁE		 13142010-09-09 Rafael Espindola <espindola@google.com>
1315
1316 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1317 sections with different PF_X flags in the same segment.
1318 (Layout::find_first_load_seg): Search all segments to find the first
1319 one.
1320 * options.h (rosegment): New.
1321
13222010-09-08 Rafael Espindola <espindola@google.com>
a6577478 1323
05a79166 1324 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 1325
aa98ff75
DK		 13262010-09-08 Doug Kwan <dougkwan@google.com>
1327
1328 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1329 (Arm_relobj::do_relocate_sections): Add new parameter for output
1330 file to match the parent.
1331 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1332 of local symbols instead of input values. Update code to track
1333 changes in gold::relocate_section.
1334 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1335 (Sized_relobj::compute_final_local_value_internal): New methods.
1336 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1337 body into private version of Sized_relobj::compute_final_local_value.
1338 Call the inline method.
1339 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1340 merged symbol value if there is one.
1341 (Symbol_value::has_output_value): New method defintiion.
1342 (Sized_relobj::Compute_final_local_value_status): New enum type.
1343 (Sized_relobj::compute_final_local_value): New methods.
1344 (Sized_relobj::compute_final_local_value_internal): New methods.
1345 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1346 and arm_cortex_a8.sh.
1347 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1348 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1349 New tests.
1350 * Makefile.in: Regenerate.
1351 * testsuite/arm_bl_out_of_range.s: Update test.
1352 * testsuite/thumb_bl_out_of_range.s: Ditto.
1353 * testsuite/thumb_blx_out_of_range.s: Ditto.
1354 * testsuite/arm_branch_out_of_range.sh: New file.
1355 * testsuite/arm_cortex_a8.sh: Ditto.
1356 * testsuite/arm_cortex_a8_b.s: Ditto.
1357 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1358 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1359 * testsuite/arm_cortex_a8_bl.s: Ditto.
1360 * testsuite/arm_cortex_a8_blx.s: Ditto.
1361 * testsuite/arm_cortex_a8_local.s: Ditto.
1362 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1363 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1364
05a79166
L		 13652010-09-08 Rafael Espindola <espindola@google.com>
1366
1367 * Makefile.am (memory_test.stdout): Run readelf with -W.
1368 * Makefile.in: Regenerate.
1369 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1370 64 bit output.
1371
33dbc701
RÁE		 13722010-09-08 Rafael Espindola <espindola@google.com>
1373
1374 * script-sections.cc (Script_sections::add_memory_region): Convert
1375 field precision to int.
1376 * script.cc (script_set_section_region, script_set_section_region):
1377 Convert field precision to int.
1378
731ca54a
RÁE		 13792010-09-08 Rafael Espindola <espindola@google.com>
1380
1381 * arm.cc (do_finalize_sections): Create the __exidx_start and
1382 __exdix_end symbols even when the section is missing.
1383
7f8cd844
NC		 13842010-09-08 Nick Clifton <nickc@redhat.com>
1385
1386 * README: Remove claim that MEMORY is not supported.
1387 * expression.cc (script_exp_function_origin)
1388 (script_exp_function_length): Move from here to ...
1389 * script.cc: ... here.
1390 (script_set_section_region, script_add_memory)
1391 (script_parse_memory_attr, script_include_directive): New
1392 functions.
1393 * script-sections.cc
1394 (class Memory_region): New class.
1395 (class Output_section_definition): Add set_memory_region,
1396 set_section_vma, set_section_lma and get_section_name methods.
1397 (class Script_Sections): Add add_memory_region,
1398 find_memory_region, find_memory_region_origin,
1399 find_memory_region_length and set_memory_region methods.
1400 Have set_section_addresses method walk the list of set memory
1401 regions.
1402 Extend the print methos to display memory regions.
1403 * script-sections.h: Add prototypes for new methods.
1404 Add enum for MEMORY region attributes.
1405 * yyscript.y: Add support for parsing MEMORY regions.
1406 * script-c.h: Add prototypes for new functions.
1407 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1408 * testsuite/Makefile.in: Regenerate.
1409 * testsuite/memory_test.sh: New script.
1410 * testsuite/memory_test.s: New assembler source file.
1411 * testsuite/memory_test.t: New linker script.
1412
a4649286
DK		 14132010-08-27 Doug Kwan <dougkwan@google.com>
1414
1415 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1416 reference override an existing dynamic weak reference.
1417 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1418 * testsuite/Makefile.in: Regenerate.
1419 * testsuite/dyn_weak_ref.sh: New file.
1420 * testsuite/dyn_weak_ref_1.c: Ditto.
1421 * testsuite/dyn_weak_ref_2.c: Ditto.
1422
b56648ad
ILT		 14232010-08-27 Ian Lance Taylor <iant@google.com>
1424
1425 * incremental.h (class Incremental_input_entry): Add virtual
1426 destructor.
1427
809313cb
ILT		 14282010-08-27 Ian Lance Taylor <iant@google.com>
1429
1430 * testsuite/start_lib_test_3.c: Mark t3 as used.
1431
11e32464
NC		 14322010-08-27 Nick Clifton <nickc@redhat.com>
1433
1434 * options.cc (version_script): Fix small typo in previous
1435 whitespace tidyup.
1436
ca09d69a
NC		 14372010-08-25 Nick Clifton <nickc@redhat.com>
1438
1439 * archive.cc: Formatting fixes: Remove whitespace between
1440 typename and following asterisk. Remove whitespace between
1441 function name and opening parenthesis.
1442 * archive.h: Likewise.
1443 * arm.cc: Likewise.
1444 * attributes.cc: Likewise.
1445 * attributes.h: Likewise.
1446 * common.cc: Likewise.
1447 * copy-relocs.cc: Likewise.
1448 * dirsearch.h: Likewise.
1449 * dynobj.cc: Likewise.
1450 * ehframe.cc: Likewise.
1451 * ehframe.h: Likewise.
1452 * expression.cc: Likewise.
1453 * fileread.cc: Likewise.
1454 * fileread.h: Likewise.
1455 * gc.h: Likewise.
1456 * gold-threads.cc: Likewise.
1457 * gold.cc: Likewise.
1458 * i386.cc: Likewise.
1459 * icf.h: Likewise.
1460 * incremental-dump.cc: Likewise.
1461 * incremental.cc: Likewise.
1462 * layout.cc: Likewise.
1463 * layout.h: Likewise.
1464 * main.cc: Likewise.
1465 * merge.cc: Likewise.
1466 * merge.h: Likewise.
1467 * object.cc: Likewise.
1468 * object.h: Likewise.
1469 * options.cc: Likewise.
1470 * options.h: Likewise.
1471 * output.cc: Likewise.
1472 * output.h: Likewise.
1473 * plugin.cc: Likewise.
1474 * plugin.h: Likewise.
1475 * powerpc.cc: Likewise.
1476 * reloc.cc: Likewise.
1477 * script-c.h: Likewise.
1478 * script-sections.cc: Likewise.
1479 * script.cc: Likewise.
1480 * stringpool.cc: Likewise.
1481 * symtab.cc: Likewise.
1482 * symtab.h: Likewise.
1483 * target.cc: Likewise.
1484 * timer.cc: Likewise.
1485 * timer.h: Likewise.
1486 * version.cc: Likewise.
1487 * x86_64.cc: Likewise.
1488
b8fa8750
NC		 14892010-08-24 Nick Clifton <nickc@redhat.com>
1490
1491 PR 11899
1492 * layout.cc (segment_precedes): Sort segments by their physical
1493 addresses, if they have been set.
1494
9919d93b
CC		 14952010-08-23 Cary Coutant <ccoutant@google.com>
1496
1497 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1498 symbols data.
1499 (Lib_group::include_member): Unlock object after deleting its
1500 symbols data.
1501 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1502 the bug fixed here.
1503
97b4be1c
CC		 15042010-08-19 Neil Vachharajani <nvachhar@google.com>
1505 Cary Coutant <ccoutant@google.com>
1506
1507 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1508 constructor, and set_blocker.
1509 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1510 readsyms_blocker_.
1511 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1512 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1513 * testsuite/Makefile.am (start_lib_test): New test case.
1514 * testsuite/Makefile.in: Regenerate.
1515 * testsuite/start_lib_test_main.c: New file.
1516 * testsuite/start_lib_test_1.c: New file.
1517 * testsuite/start_lib_test_2.c: New file.
1518 * testsuite/start_lib_test_3.c: New file.
1519
dd0b1884
ILT		 15202010-08-19 Ian Lance Taylor <iant@google.com>
1521
1522 * Makefile.in: Rebuild with automake 1.11.1.
1523 * aclocal.m4: Likewise.
1524 * testsuite/Makefile.in: Likewise.
1525
7223e9ca
ILT		 15262010-08-19 Ian Lance Taylor <iant@google.com>
1527
1528 PR 10893
1529 * i386.cc (class Output_data_plt_i386): Update declarations.
1530 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1531 local_ifuncs_ fields.
1532 (Target_i386::do_plt_section_for_global): New function.
1533 (Target_i386::do_plt_section_for_local): New function.
1534 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1535 parameter; change all callers. Initialize global_ifuncs_ and
1536 local_ifuncs_. If doing a static link define __rel_iplt_start and
1537 __rel_iplt_end.
1538 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1539 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1540 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1541 symbols.
1542 (Target_i386::make_plt_section): New function, broken out of
1543 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1544 (Target_i386::make_plt_entry): Call make_plt_section.
1545 (Target_i386::make_local_ifunc_plt_entry): New function.
1546 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1547 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1548 R_386_IRELATIVE to switch.
1549 (Target_i386::Scan::global): Likewise.
1550 (Target_i386::Relocate::relocate): Likewise.
1551 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1552 switch.
1553 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1554 (Target_x86_64::do_plt_section_for_global): New function.
1555 (Target_x86_64::do_plt_section_for_local): New function.
1556 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1557 parameter; change all callers. If doing a static link define
1558 __rela_iplt_start and __rela_iplt_end.
1559 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1560 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1561 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1562 to point to .plt.
1563 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1564 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1565 switch.
1566 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1567 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1568 R_X86_64_IRELATIVE to switch.
1569 (Target_x86_64::Scan::global): Likewise.
1570 (Target_x86_64::Relocate::relocate): Likewise.
1571 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1572 switch.
1573 * target.h (class Target): Add plt_section_for_global and
1574 plt_section_for_local functions. Add do_plt_section_for_global
1575 and do_plt_section_for_local virtual functions.
1576 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1577 clarifying comments.
1578 (Symbol::use_plt_offset): Handle IFUNC symbol.
1579 * object.cc (Sized_relobj::Sized_relobj): Initialize
1580 local_plt_offsets_.
1581 (Sized_relobj::local_has_plt_offset): New function.
1582 (Sized_relobj::local_plt_offset): New function.
1583 (Sized_relobj::set_local_plt_offset): New function.
1584 (Sized_relobj::do_count): Handle IFUNC symbol.
1585 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1586 a bit away from input_shndx_ field. Add set_is_func_symbol and
1587 is_ifunc_symbol functions.
1588 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1589 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1590 local_plt_offsets_ field.
1591 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1592 * output.h (class Output_section_data): Add non-const
1593 output_section function.
1594 (class Output_data_got): Update declarations.
1595 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1596 Add use_plt_offset parameter to global and local constructors.
1597 Change all callers. Change local_sym_index_ field to 31 bits.
1598 Change GSYM_CODE and CONSTANT_CODE accordingly.
1599 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1600 doing a static link don't set sh_link field.
1601 (Output_data_got::Got_entry::write): Use PLT offset if
1602 appropriate.
1603 (Output_data_got::add_global_plt): New function.
1604 (Output_data_got::add_local_plt): New function.
1605 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1606 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1607 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1608 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1609 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1610 IFUNC conditional.
1611 * testsuite/ifunc-sel.h: New file.
1612 * testsuite/ifuncmain1.c: New file.
1613 * testsuite/ifuncmain1vis.c: New file.
1614 * testsuite/ifuncmod1.c: New file.
1615 * testsuite/ifuncdep2.c: New file.
1616 * testsuite/ifuncmain2.c: New file.
1617 * testsuite/ifuncmain3.c: New file.
1618 * testsuite/ifuncmod3.c: New file.
1619 * testsuite/ifuncmain4.c: New file.
1620 * testsuite/ifuncmain5.c: New file.
1621 * testsuite/ifuncmod5.c: New file.
1622 * testsuite/ifuncmain6pie.c: New file.
1623 * testsuite/ifuncmod6.c: New file.
1624 * testsuite/ifuncmain7.c: New file.
1625 * configure, testsuite/Makefile.in: Rebuild.
1626
56f75c03
ILT		 16272010-08-18 Ian Lance Taylor <iant@google.com>
1628
1629 * incremental.cc
1630 (Output_section_incremental_inputs::write_input_files): Add cast
1631 to avoid signed/unsigned comparison warning.
1632 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1633
55455f89
CC		 16342010-08-12 Cary Coutant <ccoutant@google.com>
1635
1636 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1637
e2054bcb
ILT		 16382010-08-13 Ian Lance Taylor <iant@google.com>
1639
1640 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1641
74f67560
DK		 16422010-08-12 Cary Coutant <ccoutant@google.com>
1643 Doug Kwan <dougkwan@google.com>
1644
1645 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1646 defintion overrides non-weak undef, remember that the original undef
1647 is not weak.
1648 * symtab.cc (Symbol_table::sized_write_global): For undef without
1649 an original weak binding, set binding to global in output.
1650 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1651 * testsuite/Makefile.in: Regenerate.
1652 * testsuite/strong_ref_weak_def.sh: New file.
1653 * testsuite/strong_ref_weak_def_1.c: Ditto.
1654 * testsuite/strong_ref_weak_def_2.c: Ditto.
1655
d1238d12
CC		 16562010-08-12 Cary Coutant <ccoutant@google.com>
1657
1658 * testsuite/incremental_test.sh: Rewrite.
1659 * testsuite/incremental_test_1.c: Rewrite.
1660 * testsuite/incremental_test_2.c: Rewrite.
1661
0e70b911
CC		 16622010-08-12 Cary Coutant <ccoutant@google.com>
1663
1664 * arm.cc (Target_arm::got_size): Add const.
1665 (Target_arm::got_entry_count): New function.
1666 (Target_arm::plt_entry_count): New function.
1667 (Target_arm::first_plt_entry_offset): New function.
1668 (Target_arm::plt_entry_size): New function.
1669 (Output_data_plt_arm::entry_count): New function.
1670 (Output_data_plt_arm::first_plt_entry_offset): New function.
1671 (Output_data_plt_arm::get_plt_entry_size): New function.
1672 * i386.cc (Target_i386::got_size): Add const.
1673 (Target_i386::got_entry_count): New function.
1674 (Target_i386::plt_entry_count): New function.
1675 (Target_i386::first_plt_entry_offset): New function.
1676 (Target_i386::plt_entry_size): New function.
1677 (Output_data_plt_i386::entry_count): New function.
1678 (Output_data_plt_i386::first_plt_entry_offset): New function.
1679 (Output_data_plt_i386::get_plt_entry_size): New function.
1680 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1681 find_incremental_inputs_sections. Dump incremental_got_plt section.
1682 * incremental.cc: Include target.h.
1683 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1684 parameter. Adjust all callers. Find incremental_got_plt section.
1685 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1686 section.
1687 (Output_section_incremental_inputs::set_final_data_size): Calculate
1688 size of incremental_got_plt section.
1689 (Output_section_incremental_inputs::do_write): Write the
1690 incremental_got_plt section.
1691 (Got_plt_view_info): New struct.
1692 (Local_got_offset_visitor): New class.
1693 (Global_got_offset_visitor): New class.
1694 (Global_symbol_visitor_got_plt): New class.
1695 (Output_section_incremental_inputs::write_got_plt): New function.
1696 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1697 Add parameter. Adjust all callers.
1698 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1699 (Incremental_inputs::got_plt_section): New function.
1700 (Incremental_inputs::got_plt_section_): New data member.
1701 (Incremental_got_plt_reader): New class.
1702 * layout.cc (Layout::create_incremental_info_sections): Add the
1703 incremental_got_plt section.
1704 * object.h (Got_offset_list::get_list): New function.
1705 (Got offset_list::for_all_got_offsets): New function.
1706 (Sized_relobj::local_got_offset_list): New function.
1707 * powerpc.cc (Target_powerpc::got_size): Add const.
1708 (Target_powerpc::got_entry_count): New function.
1709 (Target_powerpc::plt_entry_count): New function.
1710 (Target_powerpc::first_plt_entry_offset): New function.
1711 (Target_powerpc::plt_entry_size): New function.
1712 (Output_data_plt_powerpc::entry_count): New function.
1713 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1714 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1715 * sparc.cc (Target_sparc::got_size): Add const.
1716 (Target_sparc::got_entry_count): New function.
1717 (Target_sparc::plt_entry_count): New function.
1718 (Target_sparc::first_plt_entry_offset): New function.
1719 (Target_sparc::plt_entry_size): New function.
1720 (Output_data_plt_sparc::entry_count): New function.
1721 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1722 (Output_data_plt_sparc::get_plt_entry_size): New function.
1723 * symtab.h (Symbol::got_offset_list): New function.
1724 (Symbol_table::for_all_symbols): New function.
1725 * target.h (Sized_target::got_entry_count): New function.
1726 (Sized_target::plt_entry_count): New function.
1727 (Sized_target::plt_entry_size): New function.
1728 * x86_64.cc (Target_x86_64::got_size): Add const.
1729 (Target_x86_64::got_entry_count): New function.
1730 (Target_x86_64::plt_entry_count): New function.
1731 (Target_x86_64::first_plt_entry_offset): New function.
1732 (Target_x86_64::plt_entry_size): New function.
1733 (Output_data_plt_x86_64::entry_count): New function.
1734 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1735 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1736
09ec0418
CC		 17372010-08-12 Cary Coutant <ccoutant@google.com>
1738
1739 * archive.cc: Include incremental.h.
1740 (Archive::Archive): Initialize incremental_info_.
1741 (Archive::include_member): Record archive members in incremental info.
1742 (Add_archive_symbols::run): Record begin and end of an archive in
1743 incremental info.
1744 (Lib_group::include_member): Record objects in incremental info.
1745 * archive.h (Incremental_archive_entry): Forward declaration.
1746 (Archive::set_incremental_info): New member function.
1747 (Archive::incremental_info): New member function.
1748 (Archive::Unused_symbol_iterator): New class.
1749 (Archive::unused_symbols_begin): New member function.
1750 (Archive::unused_symbols_end): New member function.
1751 (Archive::incremental_info_): New data member.
1752 * incremental-dump.cc (find_input_containing_global): New function.
1753 (dump_incremental_inputs): Dump new incremental info sections.
1754 * incremental.cc: Include symtab.h.
1755 (Output_section_incremental_inputs): New class.
1756 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1757 new incremental info sections.
1758 (Sized_incremental_binary::do_check_inputs): Likewise.
1759 (Incremental_inputs::report_archive): Remove.
1760 (Incremental_inputs::report_archive_begin): New function.
1761 (Incremental_inputs::report_archive_end): New function.
1762 (Incremental_inputs::report_object): New function.
1763 (Incremental_inputs::finalize_inputs): Remove.
1764 (Incremental_inputs::report_input_section): New function.
1765 (Incremental_inputs::report_script): Rewrite.
1766 (Incremental_inputs::finalize): Do nothing but finalize string table.
1767 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1768 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1769 (Incremental_inputs::create_data_sections): New function.
1770 (Incremental_inputs::relocs_entsize): New function.
1771 (Output_section_incremental_inputs::set_final_data_size): New function.
1772 (Output_section_incremental_inputs::do_write): New function.
1773 (Output_section_incremental_inputs::write_header): New function.
1774 (Output_section_incremental_inputs::write_input_files): New function.
1775 (Output_section_incremental_inputs::write_info_blocks): New function.
1776 (Output_section_incremental_inputs::write_symtab): New function.
1777 * incremental.h (Incremental_script_entry): Forward declaration.
1778 (Incremental_object_entry): Forward declaration.
1779 (Incremental_archive_entry): Forward declaration.
1780 (Incremental_inputs): Forward declaration.
1781 (Incremental_inputs_header_data): Remove.
1782 (Incremental_inputs_header): Remove.
1783 (Incremental_inputs_header_write): Remove.
1784 (Incremental_inputs_entry_data): Remove.
1785 (Incremental_inputs_entry): Remove.
1786 (Incremental_inputs_entry_write): Remove.
1787 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1788 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1789 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1790 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1791 Likewise.
1792 (Incremental_input_entry): New class.
1793 (Incremental_script_entry): New class.
1794 (Incremental_object_entry): New class.
1795 (Incremental_archive_entry): New class.
1796 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1797 (Incremental_inputs::report_inputs): Remove.
1798 (Incremental_inputs::report_archive): Remove.
1799 (Incremental_inputs::report_archive_begin): New function.
1800 (Incremental_inputs::report_archive_end): New function.
1801 (Incremental_inputs::report_object): Change prototype.
1802 (Incremental_inputs::report_input_section): New function.
1803 (Incremental_inputs::report_script): Change prototype.
1804 (Incremental_inputs::get_reloc_count): New function.
1805 (Incremental_inputs::set_reloc_count): New function.
1806 (Incremental_inputs::create_data_sections): New function.
1807 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1808 (Incremental_inputs::inputs_section): New function.
1809 (Incremental_inputs::symtab_section): New function.
1810 (Incremental_inputs::relocs_section): New function.
1811 (Incremental_inputs::get_stringpool): Add const.
1812 (Incremental_inputs::command_line): Add const.
1813 (Incremental_inputs::inputs): Remove.
1814 (Incremental_inputs::command_line_key): New function.
1815 (Incremental_inputs::input_file_count): New function.
1816 (Incremental_inputs::input_files): New function.
1817 (Incremental_inputs::relocs_entsize): New function.
1818 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1819 (Incremental_inputs::finalize_inputs): Remove.
1820 (Incremental_inputs::Input_info): Remove.
1821 (Incremental_inputs::lock_): Remove.
1822 (Incremental_inputs::inputs_): Change type.
1823 (Incremental_inputs::inputs_map_): Remove.
1824 (Incremental_inputs::current_object_entry_): New data member.
1825 (Incremental_inputs::inputs_section_): New data member.
1826 (Incremental_inputs::symtab_section_): New data member.
1827 (Incremental_inputs::relocs_section_): New data member.
1828 (Incremental_inputs::reloc_count_): New data member.
1829 (Incremental_inputs_reader): New class.
1830 (Incremental_symtab_reader): New class.
1831 (Incremental_relocs_reader): New class.
1832 * layout.cc (Layout::finalize): Move finalization of incremental info
1833 and creation of incremental info sections to follow finalization of
1834 symbol table. Set offsets for postprocessing sections.
1835 (Layout::create_incremental_info_sections): Call
1836 Incremental_inputs::create_data_sections. Add incremental symtab
1837 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1838 sections to layout after input sections.
1839 * layout.h (struct Timespec): Forward declaration.
1840 (Layout::incremental_inputs): Add const.
1841 (Layout::create_incremental_info_sections): Add parameter.
1842 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1843 * object.cc: Include incremental.h.
1844 (Relobj::finalize_incremental_relocs): New function.
1845 (Sized_relobj::do_layout): Record input sections in incremental info.
1846 * object.h (Object::output_section): New function.
1847 (Object::output_section_offset): Moved from Relobj.
1848 (Object::get_incremental_reloc_base): New function.
1849 (Object::get_incremental_reloc_count): New function.
1850 (Object::do_output_section): New function.
1851 (Object::do_output_section_offset): Moved from Relobj.
1852 (Object::do_get_incremental_reloc_base): New function.
1853 (Object::do_get_incremental_reloc_count): New function.
1854 (Object::Object): Initialize new data members.
1855 (Relobj::output_section): Renamed do_output_section and moved to
1856 protected.
1857 (Relobj::output_section_offset): Moved to Object.
1858 (Relobj::do_get_incremental_reloc_base): New function.
1859 (Relobj::do_get_incremental_reloc_count): New function.
1860 (Relobj::allocate_incremental_reloc_counts): New function.
1861 (Relobj::count_incremental_reloc): New function.
1862 (Relobj::finalize_incremental_relocs): New function.
1863 (Relobj::next_incremental_reloc_index): New function.
1864 (Relobj::reloc_counts_): New data member.
1865 (Relobj::reloc_bases_): New data member.
1866 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1867 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1868 (Sized_relobj::incremental_relocs_scan): New function.
1869 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1870 (Sized_relobj::incremental_relocs_write): New function.
1871 (Sized_relobj::incremental_relocs_write_reltype): New function.
1872 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1873 incremental link.
1874 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1875 archives and object files elsewhere.
1876 (Add_symbols::run): Report object files here.
1877 (Finish_group::run): Report end of archive at end of group.
1878 * reloc.cc: Include layout.h, incremental.h.
1879 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1880 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1881 (Sized_relobj::incremental_relocs_scan): New function.
1882 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1883 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1884 (Sized_relobj::incremental_relocs_write): New function.
1885 (Sized_relobj::incremental_relocs_write_reltype): New function.
1886 * script.cc (read_input_script): Rewrite test for incremental link.
1887 Change call to Incremental_inputs::report_script.
1888 * symtab.h (Symbol_table::first_global_index): New function.
1889 (Symbol_table::output_count): New function.
1890
ce0d1972
DK		 18912010-08-12 Doug Kwan <dougkwan@google.com>
1892
1893 * arm.cc (Target_arm::merge_object_attributes): Check command line
1894 options --no-wchar-size-warning and --no-enum-size-warning.
1895 * options.h (General_options): Add ld-compatible options
1896 --no-enum-size-warning and --no-wchar-size-warning.
1897
6e5710ce
ILT		 18982010-08-04 Ian Lance Taylor <iant@google.com>
1899
1900 * x86_64.cc (Target_x86_64::Scan::local): Use
1901 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1902 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1903 (Target_x86_64::Scan::global): Likewise.
1904 (Target_x86_64::Relocate::relocate): Likewise.
1905 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1906 Likewise.
1907
fef830db
CC		 19082010-08-03 Cary Coutant <ccoutant@google.com>
1909
1910 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1911 to reserve space in merged_strings vector. Keep total input size
1912 for stats.
1913 (Output_merge_string::do_print_merge_stats): Print total input size.
1914 * merge.h (Output_merge_string): Add input_size_ field.
1915 * stringpool.cc (Stringpool_template::string_length): Move
1916 implementations out of Stringpool_template class and place in
1917 stringpool.h.
1918 * stringpool.h (string_length): Move out of Stringpool_template.
1919
1e3811b0
ILT		 19202010-08-03 Ian Lance Taylor <iant@google.com>
1921
1922 PR 11712
1923 * layout.cc (relaxation_loop_body): If address of load segment is
1924 set, adjust address to include headers if possible.
1925
7af0c620
ILT		 19262010-08-03 Ian Lance Taylor <iant@google.com>
1927
1928 * version.cc (version_string): Bump to 1.10.
1929
22f0da72
ILT		 19302010-08-03 Ian Lance Taylor <iant@google.com>
1931
1932 PR 11805
1933 * layout.h (enum Output_section_order): Define.
1934 (class Layout): Update declarations.
1935 * layout.cc (Layout::get_output_section): Add order parameter.
1936 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1937 is_first_non_relro parameters. Change all callers.
1938 (Layout::choose_output_section): Likewise.
1939 (Layout::add_output_section_data): Likewise.
1940 (Layout::make_output_section): Likewise. Set order.
1941 (Layout::default_section_order): New function.
1942 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1943 * output.cc (Output_section::Output_section): Initialize order_.
1944 Don't initialize deleted fields.
1945 (Output_segment::Output_segment): Don't initialize deleted
1946 fields.
1947 (Output_segment::add_output_section_to_load): New function
1948 replacing add_output_section. Change all callers to call this or
1949 add_output_section_to_nonload.
1950 (Output_segment::add_output_section_to_nonload): New function.
1951 (Output_segment::remove_output_section): Rewrite.
1952 (Output_segment::add_initial_output_data): Likewise.
1953 (Output_segment::has_any_data_sections): Likewise.
1954 (Output_segment::is_first_section_relro): Likewise.
1955 (Output_segment::maximum_alignment): Likewise.
1956 (Output_segment::has_dynamic_reloc): New function replacing
1957 dynamic_reloc_count. Change all callers.
1958 (Output_segment::has_dynamic_reloc_list): New function replacing
1959 dynamic_reloc_count_list. Change all callers.
1960 (Output_segment::set_section_addresses): Rewrite.
1961 (Output_segment::set_offset): Rewrite.
1962 (Output_segment::find_first_and_last_list): Remove.
1963 (Output_segment::set_tls_offsets): Rewrite.
1964 (Output_segment::first_section_load_address): Likewise.
1965 (Output_segment::output_section_count): Likewise.
1966 (Output_segment::section_with_lowest_load_address): Likewise.
1967 (Output_segment::write_section_headers): Likewise.
1968 (Output_segment::print_sections_to_map): Likewise.
1969 * output.h (class Output_data): Remove dynamic_reloc_count_
1970 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1971 (Output_data::add_dynamic_reloc): Rewrite.
1972 (Output_data::has_dynamic_reloc): New function.
1973 (Output_data::dynamic_reloc_count): Remove.
1974 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1975 is_last_relro_, is_first_non_relro_, is_interp_,
1976 is_dynamic_linker_section_ fields. Add order and set_order
1977 functions. Remove is_relro_local, set_is_relro_local,
1978 is_last_relro, set_is_last_relro, is_first_non_relro,
1979 set_is_first_non_relro functions, is_interp, set_is_interp,
1980 is_dynamic_linker_section, and set_is_dynamic_linker_section
1981 functions.
1982 (class Output_segment): Change Output_data_list from std::list to
1983 std:;vector. Add output_lists_ field. Remove output_data_ and
1984 output_bss_ fields. Update declarations.
1985
3ff2ccb0
ILT		 19862010-08-02 Ian Lance Taylor <iant@google.com>
1987
1988 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1989 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1990 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1991
88a4108b
ILT		 19922010-08-02 Ian Lance Taylor <iant@google.com>
1993
1994 PR 11855
1995 * script.cc (Script_options::Script_options): Initialize
1996 symbol_definitions_ and symbol_references_.
1997 (Script_options::add_symbol_assignment): Update
1998 symbol_definitions_ and symbol_references_.
1999 (Script_options::add_symbol_reference): New function.
2000 (script_symbol): New function.
2001 * script.h (class Script_options): Add symbol_definitions_ and
2002 symbol_references_ fields.
2003 (Script_options::referenced_const_iterator): New type.
2004 (Script_options::referenced_begin): New function.
2005 (Script_options::referenced_end): New function.
2006 (Script_options::is_referenced): New function.
2007 (Script_options::any_unreferenced): New function.
2008 * script-c.h (script_symbol): Declare.
2009 * yyscript.y (exp): Call script_symbol.
2010 * symtab.cc: Include "script.h".
2011 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2012 Change all callers. Check symbols referenced by scripts.
2013 (Symbol_table::add_undefined_symbols_from_command_line): Add
2014 layout parameter. Change all callers.
2015 (Symbol_table::do_add_undefined_symbols_from_command_line):
2016 Likewise. Break out loop body. Check symbols referenced by
2017 scripts.
2018 (Symbol_table::add_undefined_symbol_from_command_line): New
2019 function broken out of
2020 do_add_undefined_symbols_from_command_line.
2021 * symtab.h (class Symbol_table): Update declarations.
2022 * archive.cc: Include "layout.h".
2023 (Archive::should_include_member): Add layout parameter. Change
2024 all callers. Check for symbol mentioned in expression.
2025 * archive.h (class Archive): Update declaration.
2026 * object.cc (Sized_relobj::do_should_include_member): Add layout
2027 parameter.
2028 * object.h (Object::should_include_member): Add layout parameter.
2029 Change all callers.
2030 (Object::do_should_include_member): Add layout parameter.
2031 (class Sized_relobj): Update declaration.
2032 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2033 parameter.
2034 * dynobj.h (class Sized_dynobj): Update declaration.
2035 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2036 layout parameter.
2037 * plugin.h (class Sized_pluginobj): Update declaration.
2038
5f1ab67a
ILT		 20392010-08-02 Ian Lance Taylor <iant@google.com>
2040
2041 PR 11866
2042 * output.cc (Output_segment::set_offset): Search for the first and
2043 last sections rather than assuming that the list is in order.
2044 (Output_segment::find_first_and_last_list): New function.
2045 * output.h (class Output_segment): Update declarations.
2046 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2047 (relro_strip_test_SOURCES): New variable.
2048 (relro_strip_test_DEPENDENCIES): New variable.
2049 (relro_strip_test_LDFLAGS): New variable.
2050 (relro_strip_test_LDADD): New variable.
2051 (relro_strip_test.so): New target.
2052
a8df5856
ILT		 20532010-08-02 Ian Lance Taylor <iant@google.com>
2054
2055 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2056 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2057 (Target_i386::got_tlsdesc_section): New function.
2058 (Target_i386::got_section): Create space for GOT entries for
2059 TLSDESC relocations.
2060 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2061 R_386_TLS_GOTDESC.
2062 (Target_i386::Scan::global): Likewise.
2063 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2064 using TLSDESC GOT.
2065 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2066 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2067 (Target_x86_64::got_tlsdesc_section): New function.
2068 (Target_x86_64::got_section): Create space for GOT entries for
2069 TLSDESC relocations.
2070 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2071 R_386_TLS_GOTDESC.
2072 (Target_x86_64::Scan::global): Likewise.
2073 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2074 using TLSDESC GOT.
2075
0c10a0a6
ILT		 20762010-08-02 Ian Lance Taylor <iant@google.com>
2077
2078 * testsuite/final_layout.sh: Use dc to convert from hex to
2079 decimal.
2080
41cbeecc
ST		 20812010-07-29 Sriraman Tallam <tmsriram@google.com>
2082
2083 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2084 paramter to the call to gold::gc_process_relocs.
2085 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2086 paramter to the call to gold::gc_process_relocs.
2087 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2088 parameter to the call to gold::gc_process_relocs.
2089 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2090 template parameter to the call to gold::gc_process_relocs.
2091 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2092 paramter to the call to gold::gc_process_relocs.
2093 * gc.h (get_embedded_addend_size): New function.
2094 (gc_process_relocs): Save the size of the reloc for use by ICF.
2095 * icf.cc (get_section_contents): Get the addend from the text section
2096 for SHT_REL relocation sections.
2097 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2098 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2099 * int_encoding.h (read_from_pointer): New overloaded function.
2100 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2101 * testsuite/icf_sht_rel_addend_test.sh: New file.
2102 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2103 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2104
6ea55b82
RW		 21052010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2106
2107 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2108 * Makefile.in: Regenerate.
2109 * testsuite/Makefile.in: Regenerate.
2110
9691462b
ILT		 21112010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2112
2113 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2114 * gold/testsuite/debug_msg.cc: Likewise.
2115 * gold/testsuite/odr_violation1.cc
2116 * gold/testsuite/odr_violation2.cc
2117
76897331
CC		 21182010-07-21 Cary Coutant <ccoutant@google.com>
2119
2120 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2121 string, and length fields.
2122 (Output_merge_string::Merged_strings_list): New type.
2123 (Output_merge_string::Merged_strings_lists): New typedef.
2124 (Output_merge_string): Replace merged_strings_ with
2125 merged_strings_lists_.
2126 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2127 Merged_strings_list per input object and section. Don't store pointer
2128 to the string. Don't store length with each merged string entry.
2129 (Output_merge_string::finalize_merged_data): Loop over list of merged
2130 strings lists. Recompute length of each merged string.
2131
78384e8f
CC		 21322010-07-15 Cary Coutant <ccoutant@google.com>
2133
2134 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2135 here.
2136
783659f9
ILT		 21372010-07-14 Ian Lance Taylor <iant@google.com>
2138
2139 * descriptors.cc (Descriptors::open): Report correct name in error
2140 message.
2141
131687b4
DK		 21422010-07-13 Doug Kwan <dougkwan@google.com>
2143
2144 * arm.cc (Arm_input_section::Arm_input_section): For a
2145 SHT_ARM_EXIDX section, always keeps the input sections.
2146 (Arm_input_section::set_exidx_section_link): New method.
2147 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2148 has_errors_ to false.
2149 (Arm_exidx_input_section::has_errors,
2150 Arm_exidx_input_section::set_has_errors): New methods.
2151 (Arm_exidx_input_section::has_errors_): New data member.
2152 (Arm_relobj::get_exidx_shndx_list): New method.
2153 (Arm_output_section::append_text_sections_to_list): Do not skip
2154 section without SHF_EXECINSTR.
2155 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2156 errors.
2157 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2158 section header. Make error messages more verbose. Check for
2159 a non-executable section linked to an EXIDX section.
2160 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2161 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2162 check that there is no deferred EXIDX section if we exit early.
2163 Instead of not making an EXIDX section in case of an error, make one
2164 and set the has_errors flag of it.
2165 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2166 in a relocatable link.
2167 (Target_arm::do_relax): Look for the EXIDX output section instead of
2168 assuming that it is called .ARM.exidx.
2169 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2170 section list. Do not check for SHF_EXECINSTR section flags but
2171 skip any input section with errors.
2172 * output.cc (Output_section::Output_section): Initialize
2173 always_keeps_input_sections_ to false.
2174 (Output_section::add_input_section): Check for
2175 always_keeps_input_sections_.
2176 * output.h (Output_section::always_keeps_input_sections,
2177 Output_section::set_always_keeps_input_sections): New methods.
2178 (Output_section::always_keeps_input_sections): New data member.
2179
69517287
RÁE		 21802010-07-13 Rafael Espindola <espindola@google.com>
2181
2182 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2183 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2184
82742395
ILT		 21852010-07-13 Philip Herron <herron.philip@googlemail.com>
2186 Ian Lance Taylor <iant@google.com>
2187
2188 * output.h (Output_section_lookup_maps::add_merge_section):
2189 Correct check of whether value was inserted.
2190 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2191 (Output_section_lookup_maps::add_relaxed_input_section):
2192 Likewise.
2193 * arm.cc (Target_arm::got_section): Remove used local os.
2194 * i386.cc (Target_i386::got_section): Likewise.
2195 * x86_64.cc (Target_x86_64::got_section): Likewise.
2196 * sparc.cc (Target_sparc::got_section): Likewise.
2197 (Target_sparc::relocate): Remove unused local have_got_offset.
2198 * powerpc.cc (Target_powerpc::relocate): Likewise.
2199
f2d707b5
ILT		 22002010-07-13 Ian Lance Taylor <iant@google.com>
2201
241531d6
ILT		 2202 * compressed_output.cc (zlib_decompress): Fix signature in
2203 !HAVE_ZLIB_H case.
2204
f2d707b5
ILT		 2205 * archive.cc (Archive::include_member): Unlock an external member
2206 of a thin archive. Don't bother to delete an object we know is
2207 NULL.
2208
a2e47362
CC		 22092010-07-12 Cary Coutant <ccoutant@google.com>
2210
2211 * compressed_output.cc (zlib_decompress): New function.
2212 (get_uncompressed_size): New function.
2213 (decompress_input_section): New function.
2214 * compressed_output.h (get_uncompressed_size): New function.
2215 (decompress_input_section): New function.
2216 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2217 Handle compressed debug sections.
2218 * layout.cc (is_compressed_debug_section): New function.
2219 (Layout::output_section_name): Map compressed section names to
2220 canonical names.
2221 * layout.h (is_compressed_debug_section): New function.
2222 (is_debug_info_section): Recognize compressed debug sections.
2223 * merge.cc: Include compressed_output.h.
2224 (Output_merge_data::do_add_input_section): Handle compressed
2225 debug sections.
2226 (Output_merge_string::do_add_input_section): Handle compressed
2227 debug sections.
2228 * object.cc: Include compressed_output.h.
2229 (Sized_relobj::Sized_relobj): Initialize new data members.
2230 (build_compressed_section_map): New function.
2231 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2232 * object.h (Object::section_is_compressed): New method.
2233 (Object::do_section_is_compressed): New method.
2234 (Sized_relobj::Compressed_section_map): New type.
2235 (Sized_relobj::do_section_is_compressed): New method.
2236 (Sized_relobj::compressed_sections_): New data member.
2237 * output.cc (Output_section::add_input_section): Handle compressed
2238 debug sections.
2239 * reloc.cc: Include compressed_output.h.
2240 (Sized_relobj::write_sections): Handle compressed debug sections.
2241
ce279a62
CC		 22422010-07-08 Cary Coutant <ccoutant@google.com>
2243
2244 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2245 weak when resolving to a dynamic def.
2246 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2247 for weak undef/dynamic def cases. Adjust callers.
2248 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2249 undef_binding_weak_.
2250 (Symbol_table::sized_write_globals): Adjust symbol binding.
2251 (Symbol_table::sized_write_symbol): Add binding parameter.
2252 * symtab.h (Symbol::set_undef_binding): New method.
2253 (Symbol::is_undef_binding_weak): New method.
2254 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2255 (Symbol_table::should_override): Add new parameter.
2256 (Symbol_table::sized_write_symbol): Add new parameter.
2257
2258 * testsuite/weak_undef_file1.cc: Add new test case.
2259 * testsuite/weak_undef_file2.cc: Fix header comment.
2260 * testsuite/weak_undef_test.cc: Add new test case.
2261
b2286c10
DK		 22622010-06-29 Doug Kwan <dougkwan@google.com>
2263
2264 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2265 Initialize USE_SYMBOL_.
2266 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2267 definition.
2268 (Arm_reloc_property::uses_symbol_): New data member declaration.
2269 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2270 uses symbol value and symbol is undefined but not weakly undefined.
2271
4802450a
RÁE		 22722010-06-28 Rafael Espindola <espindola@google.com>
2273
2274 * plugin.cc (Plugin::load): Use dlerror.
2275
e5ca47ba
ILT		 22762010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2277
2278 * symtab.cc (detect_odr_violations): When reporting an ODR
2279 violation, report an object where the symbol is defined.
2280
8a75a161
DK		 22812010-06-25 Doug Kwan <dougkwan@google.com>
2282
2283 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2284 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2285 definition.
2286 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2287 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2288 target hook to detect function points.
2289 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2290 * icf.h (Icf::check_section_for_function_pointers): Change type of
2291 parameter SECTION_NAME to const reference to std::string. Use
2292 target hook to determine if section may have unsafe pointers.
2293 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2294 method definition.
2295
42218b9f
RÁE		 22962010-06-21 Rafael Espindola <espindola@google.com>
2297
2298 * fileread.cc (Input_file::find_fie): New
2299 (Input_file::open): Use Input_file::find_fie.
2300 * fileread.h (Input_file::find_fie): New
2301 * plugin.cc (set_extra_library_path): New.
2302 (Plugin::load): Add set_extra_library_path to the transfer vector.
2303 (Plugin_manager::set_extra_library_path): New.
2304 (Plugin_manager::add_input_file): Use the extra search path if set.
2305 (set_extra_library_path(): New.
2306 * plugin.h (Plugin_manager): Add set_extra_library_path and
2307 extra_search_path_.
2308
a0506cca
CC		 23092010-06-19 Cary Coutant <ccoutant@google.com>
2310
2311 * layout.cc (gdb_sections): Add .debug_types.
2312 (lines_only_debug_sections): Likewise.
2313
6508b958
RÁE		 23142010-06-18 Rafael Espindola <espindola@google.com>
2315
2316 * plugin.cc (add_input_file,add_input_library)
2317 (Plugin_manager::add_input_file): Make filename arguments const.
2318 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2319 const.
2320
3e235302
DK		 23212010-06-16 Doug Kwan <dougkwan@google.com>
2322
2323 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2324 .ARM.attributes section if we have not merged any input
2325 attributes sections.
2326
106e8a6c
DK		 23272010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2328
2329 * arm.cc: Allow combining objects with no EABI version
2330 information.
2331
91ff43fe
RÁE		 23322010-06-15 Rafael Espindola <espindola@google.com>
2333
2334 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2335
68ed838c
ILT		 23362010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2337
2338 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2339 (struct iovec): Correct !HAVE_READV definition.
2340
f3a2388f
CC		 23412010-06-10 Cary Coutant <ccoutant@google.com>
2342
2343 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2344 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2345 reloc sections.
2346 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2347
2348 PR 11683
2349 * symtab.h (Symbol::is_placeholder): New member function.
2350 * target-reloc.h (relocate_section): Check for placeholder symbols.
2351
2352 * testsuite/Makefile.am (plugin_test_8): New test.
2353 (plugin_test_9): New test.
2354 * testsuite/Makefile.in: Regenerate.
2355
e1df38aa
NC		 23562010-06-09 Nick Clifton <nickc@redhat.com>
2357
2358 * yyscript.y (input_list_element): Allow strings prefixed with
2359 the '-' character. Treat these as libraries.
2360 * script.cc (script_add_library): New function. Adds a library
2361 specified by "-l<name>" found in an input script.
2362 * script-c.h: Add prototype for script_add_library.
2363
25bbe950
DK		 23642010-06-07 Doug Kwan <dougkwan@google.com>
2365
2366 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2367 Restrict stub-group size to be within long conditional branch
2368 range when working around cortex-A8 erratum.
2369
0f32ea4c
ILT		 23702010-06-07 Damien Diederen <dd@crosstwine.com>
2371
2372 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2373 #ifdef typo.
2374
8fe2a369
ST		 23752010-06-03 Sriraman Tallam <tmsriram@google.com>
2376
2377 PR gold/11658
2378 * output.cc
2379 (Output_section::Input_section_sort_entry::compare_section_ordering):
2380 Change to return non-zero correctly.
2381 (Output_section::Input_section_sort_section_order_index_compare
2382 ::operator()): Change to fix ambiguity in comparisons.
2383
6e9ba2ca
ST		 23842010-06-01 Sriraman Tallam <tmsriram@google.com>
2385
2386 * gold.h (is_wildcard_string): New function.
2387 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2388 (Layout::layout_eh_frame): Ditto.
2389 (Layout::find_section_order_index): New method.
2390 (Layout::read_layout_from_file): New method.
2391 * layout.h (Layout::find_section_order_index): New method.
2392 (Layout::read_layout_from_file): New method.
2393 (Layout::input_section_position_): New private member.
2394 (Layout::input_section_glob_): New private member.
2395 * main.cc (main): Call read_layout_from_file here.
2396 * options.h (--section-ordering-file): New option.
2397 * output.cc (Output_section::input_section_order_specified_): New
2398 member.
2399 (Output_section::Output_section): Initialize new member.
2400 (Output_section::add_input_section): Add new parameter.
2401 Keep input sections when --section-ordering-file is used.
2402 (Output_section::set_final_data_size): Sort input sections when
2403 section ordering file is specified.
2404 (Output_section::Input_section_sort_entry): Add new parameter.
2405 Check sorting type.
2406 (Output_section::Input_section_sort_entry::compare_section_ordering):
2407 New method.
2408 (Output_section::Input_section_sort_compare::operator()): Change to
2409 consider section_order_index.
2410 (Output_section::Input_section_sort_init_fini_compare::operator()):
2411 Change to consider section_order_index.
2412 (Output_section::Input_section_sort_section_order_index_compare
2413 ::operator()): New method.
2414 (Output_section::sort_attached_input_sections): Change to sort
2415 according to section order when specified.
e1df38aa
NC		 2416 (Output_section::add_input_section<32, true>): Add new parameter.
2417 (Output_section::add_input_section<64, true>): Add new parameter.
2418 (Output_section::add_input_section<32, false>): Add new parameter.
2419 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 2420 * output.h (Output_section::add_input_section): Add new parameter.
2421 (Output_section::input_section_order_specified): New
2422 method.
2423 (Output_section::set_input_section_order_specified): New method.
2424 (Input_section::Input_section): Initialize section_order_index_.
2425 (Input_section::section_order_index): New method.
2426 (Input_section::set_section_order_index): New method.
2427 (Input_section::section_order_index_): New member.
2428 (Input_section::Input_section_sort_section_order_index_compare): New
2429 struct.
2430 (Output_section::input_section_order_specified_): New member.
2431 * script-sections.cc (is_wildcard_string): Delete and move modified
2432 method to gold.h.
2433 (Output_section_element_input::Output_section_element_input): Modify
2434 call to is_wildcard_string.
2435 (Output_section_element_input::Input_section_pattern
2436 ::Input_section_pattern): Ditto.
2437 (Output_section_element_input::Output_section_element_input): Ditto.
2438 * testsuite/Makefile.am (final_layout): New test case.
2439 * testsuite/Makefile.in: Regenerate.
2440 * testsuite/final_layout.cc: New file.
2441 * testsuite/final_layout.sh: New file.
2442
3537c84b
RÁE		 24432010-06-01 Rafael Espindola <espindola@google.com>
2444
2445 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2446
105b6afd
RÁE		 24472010-06-01 Rafael Espindola <espindola@google.com>
2448
2449 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2450 visibility of symbols.
2451
29e11421
DK		 24522010-05-27 Doug Kwan <dougkwan@google.com>
2453
2454 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2455 from start of output section instead of address for a local symbol
2456 in a merged or relaxed section when doing a relocatable link.
2457
5e0f337e
RÁE		 24582010-05-26 Rafael Espindola <espindola@google.com>
2459
2460 PR 11604
2461 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2462 adding sections the garbage collector removed.
2463 * gold/testsuite/Makefile.am: Add test.
2464 * gold/testsuite/Makefile.in: Regenerate.
2465 * gold/testsuite/plugin_test_7.sh: New.
2466 * gold/testsuite/plugin_test_7_1.c: New.
2467 * gold/testsuite/plugin_test_7_2.c: New.
2468
f4187277
RÁE		 24692010-05-26 Rafael Espindola <espindola@google.com>
2470
2471 * script-sections.cc (Output_section_definition::set_section_addresses):
2472 Check for --section-start.
2473
5c388529
DK		 24742010-05-26 Doug Kwan <dougkwan@google.com>
2475
2476 * arm.cc (Arm_scan_relocatable_relocs): New class.
2477 (Target_arm::relocate_special_relocatable): New method.
2478 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2479 (Arm_relocate_functions::thumb_branch_common): Same.
2480 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2481 instead of Default_scan_relocatable_relocs.
2482 * target-reloc.h (relocate_for_relocatable): Let target handle
2483 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2484 * target.h (Sized_target::relocate_special_relocatable): New method.
2485
bca1c3ae
ILT		 24862010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2487
2488 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2489
0439c796
DK		 24902010-05-23 Doug Kwan <dougkwan@google.com>
2491
2492 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2493 instead of a cast.
2494 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2495 with a direct branch, not a conditional branch, to a stub.
2496 * merge.cc (Output_merge_base::record_input_section): New method
2497 defintion.
2498 (Output_merge_data::do_add_input_section): Record input section if
2499 keeps-input-sections flag is set.
2500 (Output_merge_string::do_add_input_section): Ditto.
2501 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2502 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2503 INPUT_SECTIONS_.
2504 (Output_merge_base::keeps_input_sections,
2505 Output_merge_base::set_keeps_input_sections,
2506 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2507 method definitions.
2508 (Output_merge_base::Input_sections): New type declaration.
2509 (Output_merge_base::input_sections_begin,
2510 Output_merge_base::input_sections_end,
2511 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2512 (Output_merge_base::bool keeps_input_sections_,
2513 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2514 Output_merge_base::input_sections_): New data members.
2515 (Output_merge_data::do_set_keeps_input_sections): New method
2516 defintion.
2517 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2518 * output.cc (Output_section::Input_section::relobj): Move method
2519 defintion from class declaration to here and handle merge sections.
2520 (Output_section::Input_section::shndx): Ditto.
2521 (Output_section::Output_section): Remove initializations of removed
2522 data members and initialize new data member LOOKUP_MAPS_.
2523 (Output_section::add_input_section): Set keeps-input-sections flag
2524 for a newly created merge output section as appropriate. Adjust code
2525 to use Output_section_lookup_maps class.
2526 (Output_section::add_relaxed_input_section): Adjst code for lookup
2527 maps code refactoring.
2528 (Output_section::add_merge_input_section): Add a new parameter
2529 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2530 class. If adding input section to a newly created merge output
2531 section fails, remove the new merge section.
2532 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 2533 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 2534 (Output_section::find_merge_section): Ditto.
2535 (Output_section::build_lookup_maps): New method defintion.
2536 (Output_section::find_relaxed_input_section): Adjust code to use
2537 Output_section_lookup_maps class.
2538 (Output_section::get_input_sections): Export merge sections. Adjust
2539 code to use Output_section_lookup_maps class.
2540 (Output_section:::add_script_input_section): Adjust code to use
2541 Output_section_lookup_maps class. Update lookup maps for merge
2542 sections also.
2543 (Output_section::discard_states): Use Output_section_lookup_maps.
2544 (Output_section::restore_states): Same.
2545 * output.h (Merge_section_properties): Move class defintion out of
2546 Output_section.
2547 (Output_section_lookup_maps): New class.
2548 (Output_section::Input_section::is_merge_section): New method
2549 defintion.
2550 (Output_section::Input_section::relobj): Move defintion out of class
2551 defintion. Declare method only.
2552 (Output_section::Input_section::shndx): Ditto.
2553 (Output_section::Input_section::output_merge_base): New method defintion.
2554 (Output_section::Input_section::u2_.pomb): New union field.
2555 (Output_section::Merge_section_by_properties_map,
2556 Output_section::Output_section_data_by_input_section_map,
2557 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2558 Remove types.
2559 (Output_section::add_merge_input_section): Add new parameter
2560 KEEPS_INPUT_SECTIONS.
2561 (Output_section::build_lookup_maps): New method declaration.
2562 (Output_section::merge_section_map_,
2563 Output_section::merge_section_by_properties_map_,
2564 Output_section::relaxed_input_section_map_,
2565 Output_section::is_relaxed_input_section_map_valid_): Remove data
2566 members.
2567 (Output_section::lookup_maps_): New data member.
2568
76295588
L		 25692010-05-21 Doug Kwan <dougkwan@google.com>
2570
2571 PR gold/11619
2572 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2573 avoid a compilation error.
2574
d103a984
RÁE		 25752010-05-19 Rafael Espindola <espindola@google.com>
2576
2577 * script-sections.cc (Output_section_definition::allocate_to_segment):
2578 Update the phdrs_list even when the output section is NULL.
2579 * testsuite/Makefile.am: Add test.
2580 * testsuite/Makefile.in: Regenerate.
2581 * testsuite/script_test_9.cc: New.
2582 * testsuite/script_test_9.sh: New.
2583 * testsuite/script_test_9.t: New.
2584
6625d24e
DK		 25852010-05-19 Doug Kwan <dougkwan@google.com>
2586
2587 * arm.cc (Arm_input_section::original_size): New method.
2588 (Arm_input_section::do_addralign): Add a cast.
2589 (Arm_input_section::do_output_offset): Remove static cast.
2590 (Arm_input_section::original_addralign,
2591 Arm_input_section::original_size_): Change type to uint32_t.
2592 (Arm_input_section::init): Add safe casts for section alignment
2593 and size.
2594 (Arm_input_section::set_final_data_size): Do not set address and
2595 offset of stub table.
2596 (Arm_output_section::fix_exidx_coverage): Change use of of
2597 Output_section::Simple_input_section to that of
2598 Output_section::Input_section.
2599 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2600 except for the first pass.
2601 * output.cc (Output_section::get_input_sections): Change type of
2602 input_sections to std::list<Input_section>.
2603 (Output_section::add_script_input_section): Rename from
2604 Output_section::add_simple_input_section. Change type of SIS
2605 parameter from Simple_input_section to Input_section.
2606 * output.h (Output_section::Simple_input_section): Remove class.
2607 (Output_section::Input_section): Change class visibility to public.
2608 (Output_section::Input_section::addralign): Use stored alignments
2609 for special input sections if set.
2610 (Output_section::Input_section::set_addralign): New method.
2611 (Output_section::get_input_sections): Change parameter type from
2612 list of Simple_input_section to list of Input_section.
2613 (Output_section::add_script_input_section): Rename from
2614 Output_section::add_simple_input_section. Change first parameter's
2615 type from Simple_input_section to Input_section and remove the
2616 second and third parameters.
2617 * script-sections.cc (Input_section::Input_section_list): Change
2618 type to list of Output_section::Input_section/
2619 (Input_section_info::Input_section_info): Change parameter type of
2620 INPUT_SECTION to Output_section::Input_section.
2621 (Input_section_info::input_section): Change return type.
2622 (Input_section_info::input_section_): Change type to
2623 Output_section::Input_section.
2624 (Output_section_element_input::set_section_addresses): Adjust code
2625 to use Output_section::Input_section instead of
2626 Output_section::Simple_input_section. Adjust code for renaming
2627 of Output_section::add_simple_input_section.
2628 (Orphan_output_section::set_section_addresses): Ditto.
2629
e1e82ea4
RW		 26302010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2631
2632 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2633 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2634
91e75c8a
RÁE		 26352010-05-18 Rafael Espindola <espindola@google.com>
2636
2637 * options.cc (General_options::finalize): Handle -nostdlib.
2638 * options.h (nostdlib): New option.
2639 * script.cc (script_add_search_dir): Handle -nostdlib.
2640
da59ad79
DK		 26412010-05-12 Doug Kwan <dougkwan@google.com>
2642
2643 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2644 attributes section only if there no attributes section after merging.
2645 (Target_arm::merge_object_attributes): Move value of
e1df38aa 2646 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 2647 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2648 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2649 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2650 and arm_attr_merge_7.stdout.
2651 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2652 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2653 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2654 arm_attr_merge_7b.o): New rules.
2655 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2656 arm_attr_merge_7
2657 * testsuite/Makefile.in: Regenerate.
2658 * testsuite/arm_attr_merge.sh: New file.
2659 * testsuite/arm_attr_merge_[67][ab].s: Same.
2660
3e01a7fd
NC		 26612010-05-05 Nick Clifton <nickc@redhat.com>
2662
2663 * po/es.po: Updated Spanish translation.
2664
7ad2014a
L		 26652010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2666
2667 * Makefile.am (install-exec-local): Properly install gold as
2668 default cross linker.
2669 * Makefile.in: Regenerated.
2670
4fda8867
NC		 26712010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2672 Nick Clifton <nickc@redhat.com>
2673
2674 * configure.ac (install_as_default): Define and set to false
2675 unless --enable-gold or --enable-gold=both/gold has been
2676 specified.
2677 * configure: Regenerate.
2678
2679 * Makefile.am (install-exec-local): Install the executable as
2680 'ld.gold'. If install_as_default is true then also install it as
2681 'ld'.
2682 * Makefile.in: Regenerated.
2683
bd288ea2
ILT		 26842010-04-24 Ian Lance Taylor <iant@google.com>
2685
2686 * layout.cc (Layout::layout_reloc): In relocatable link don't
2687 combine reloc sections for grouped sections.
2688
ef38fd8a
ST		 26892010-04-23 Sriraman Tallam <tmsriram@google.com>
2690
2691 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2692 sections that are not ordinary to icf.
2693 * icf.cc (get_section_contents): Handle relocation pointing to section
2694 with no object or shndx information.
2695 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2696 * testsuite/Makefile.in: Regenerate.
2697 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2698 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2699
f6973bdc
ILT		 27002010-04-22 Ian Lance Taylor <iant@google.com>
2701
2702 * expression.cc (Expression::Expression_eval_info): Add
2703 result_alignment_pointer field.
2704 (Expression::eval_with_dot): Add result_alignment_pointer
2705 parameter. Change all callers.
2706 (Expression::eval_maybe_dot): Likewise.
2707 (class Binary_expression): Add alignment_pointer parameter to
2708 left_value and right_value. Change all callers.
2709 (BINARY_EXPRESSION): Set result alignment.
2710 (class Trinary_expression): Add alignment_pointer parameter to
2711 arg2_value and arg3_value. Change all callers.
2712 (Trinary_cond::value): Set result alignment.
2713 (Max_expression::value, Min_expression::value): Likewise.
2714 (Align_expression::value): Likewise.
2715 * script-sections.cc (class Sections_element): Add dot_alignment
2716 parameter to set_section_addresses virtual function. Update
2717 instantiations.
2718 (class Output_section_element): Likewise.
2719 (Script_sections::create_segments): Add dot_alignment parameter.
2720 Change all callers.
2721 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2722 (Script_sections::set_phdrs_clause_addresses): Likewise.
2723 * script-sections.h: Update declarations.
2724 * script.h: Update declarations.
2725 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2726 min_p_align.
2727 * testsuite/script_test_3.t: Set large alignment.
2728 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2729 segment has expected alignment.
2730
9c9c98a5
NC		 27312010-04-22 Nick Clifton <nickc@redhat.com>
2732
2733 * po/gold.pot: Updated by the Translation project.
2734 * po/vi.po: Updated Vietnamese translation.
2735
2253bfba
L		 27362010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2737
2738 * testsuite/Makefile.am (check_PROGRAMS): Add
2739 icf_virtual_function_folding_test.
2740 * testsuite/Makefile.in: Regenerated.
2741
85fdf906
AH		 27422010-04-15 Andrew Haley <aph@redhat.com>
2743
2744 * options.h (merge_exidx_entries): New option.
2745 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2746 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2747 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2748 (Target_arm::merge_exidx_entries): New function.
2749 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2750 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2751 to Arm_exidx_fixup constructor.
2752 Add new arg, merge_exidx_entries.
2753 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2754 Arm_output_section::fix_exidx_coverage.
2755
ce97fa81
ST		 27562010-04-18 Sriraman Tallam <tmsriram@google.com>
2757
2758 * icf.cc (get_section_contents): Check for preemptible functions.
2759 Ignore addend when appropriate.
2760 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2761 section folded.
2762 (add_from_relobj): Check for section folded.
2763 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2764 * symtab.h (should_add_dynsym_entry): Add new parameter.
2765 * target-reloc.h (scan_relocs): Check for section folded.
2766 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2767 Check reloc types for function pointers in shared objects.
2768 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2769 case.
2770 (icf_preemptible_functions_test): New test case.
2771 (icf_string_merge_test): New test case.
2772 * testsuite.Makefile.in: Regenerate.
2773 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2774 bar_glob. Refactor code.
2775 * testsuite/icf_preemptible_functions_test.cc: New file.
2776 * testsuite/icf_preemptible_functions_test.sh: New file.
2777 * testsuite/icf_string_merge_test.cc: New file.
2778 * testsuite/icf_string_merge_test.sh: New file.
2779 * testsuite/icf_virtual_function_folding_test.cc: New file.
2780 * testsuite/icf_virtual_function_folding_test.sh: New file.
2781
04ceb17c
DK		 27822010-04-14 Doug Kwan <dougkwan@google.com>
2783
2784 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2785 for local symbol recounting if we remove a section due to ICF.
2786 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2787 there are no regular objects in input.
2788
153e7da4
DK		 27892010-04-13 Doug Kwan <dougkwan@google.com>
2790
2791 * arm.cc (Arm_input_section::set_final_data_size): Compute
2792 accurate final data size instead of using current data size.
2793
4dbd9faf
DK		 27942010-04-09 Doug Kwan <dougkwan@google.com>
2795
2796 * layout.cc (Layout::choose_output_section): Handle script section
2797 types.
2798 (Layout::make_output_section_for_script): Add section type parameter.
2799 Handle script section types.
2800 * layout.h (Layout::make_output_section_for_script): Add section
2801 type parameter.
2802 * output.cc (Output_section::Output_section): Initialize data member
2803 is_noload_.
2804 (Output_section::do_reset_address_and_file_offset): Do not set address
2805 to 0 if section is a NOLOAD section.
2806 * output.h (Output_section::is_noload): New method.
2807 (Output_section::set_is_noload): Ditto.
2808 (Output_section::is_noload_): New data member.
2809 * script-c.h (Script_section_type): New enum type.
2810 (struct Parser_output_section_header): Add new file section_type.
2811 * script-sections.cc (Sections_element::output_section_name): Add
2812 parameter for returning script section type.
2813 (Output_section_definition::output_section_name): Ditto.
2814 (Output_section_definition::section_type)P; New method.
2815 (Output_section_definiton::script_section_type_name): Ditto.
2816 (Output_section_definition::script_section_type_): New data member.
2817 (Output_section_definition::Output_section_definition): Initialize
2818 data member Output_section_definition::script_section_type_.
2819 (Output_section_definition::create_sections): Pass script section type
2820 to Layout::make_output_section_for_script.
2821 (Output_section_definition::output_section_name): Return script
2822 section type to caller.
2823 (Output_section_definition::set_section_address): Do not advance
2824 dot value and load address if section type is NOLOAD. Set address
2825 of NOLOAD sections regardless of section flags.
2826 (Output_section_definition::print): Print section type if it is
2827 not SCRIPT_SECTION_TYPE_NONE.
2828 (Output_section_definition::section_type): New method.
2829 (Output_section_definition::script_section_type_name): Ditto.
2830 (Script_sections::output_section_name): Add new parameter
2831 PSECTION_TYPE for returning script section type. Pass it to
2832 section elements. Handle discard sections.
2833 (Sort_output_sections::operator()): Handle NOLOAD sections.
2834 * script-sections.h (Script_sections::Section_type): New enum type.
2835 (Script_sections::output_section_name): Add a new parameter for
2836 returning script section type.
2837 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2838 INFO and NOLOAD.
2839 * yyscript.y (union): Add new field SECTION_TYPE.
2840 (COPY, DSECT, INFO, NOLOAD): New tokens.
2841 (opt_address_and_section_type): Change type to output_section_header.
2842 (section_type): New non-terminal
2843 (section_header): Handle section type.
2253bfba 2844 (opt_address_and_section_type): Return section type value.
4dbd9faf 2845
721ea635
L		 28462010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2847
2848 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2849 * testsuite/plugin_common_test_2.c (foo): Likewise.
2850
6bf924b0
DK		 28512010-04-08 Doug Kwan <dougkwan@google.com>
2852
2853 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2854 Output_merge_data.
2855 * output.cc (Output_section::add_merge_input_section): Simplify
2856 code and return status of Output_merge_base::add_input_section.
e1df38aa 2857 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2858 returns true.
2859
24af6f92
DK		 28602010-04-07 Doug Kwan <dougkwan@google.com>
2861
2862 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2863 if section is marked as containing instructions but has no mapping
2864 symbols.
2865 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2866 correct section index.
2867 (Arm_relobj::find_linked_text_section): Ditto.
2868
00698fc5
CC		 28692010-04-07 Cary Coutant <ccoutant@google.com>
2870
2871 * archive.cc (include_member): Destroy Read_symbols_data object before
2872 releasing file.
2873 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2874 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2875 (Read_symbols_data::~Read_symbols_data) New destructor.
2876 (Section_relocs::Section_relocs) New constructor.
2877 (Section_relocs::~Section_relocs) New destructor.
2878 (Read_relocs_data::Read_relocs_data) New constructor.
2879 (Read_relocs_data::~Read_relocs_data) New destructor.
2880 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2881 pointers to NULL after deleting.
2882
7296d933
DK		 28832010-04-07 Doug Kwan <dougkwan@google.com>
2884
2885 * arm.cc: Replace "endianity" with "endianness" in comments.
2886 (Arm_exidx_cantunwind): Ditto.
2887 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2888 (Arm_relobj::merge_flags_and_attributes): New method.
2889 (Arm_relobj::merge_flags_and_attributes_): New data member.
2890 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2891 (Arm_relobj::scan_sections_for_stubs): Ditto.
2892 (Arm_relobj::do_read_symbols): Check to see if we really want to
2893 merge processor-specific flags and attributes. Exit early if
2894 an object is empty except for section names and the undefined symbol.
2895 (Target_arm::do_finalize_sections): Move check for ELF format to
2896 Arm_relobj::do_read_symbols. Merge processor specific flags and
2897 attributes from a regular object only when we have determined that
2898 it is aapropriate. Do not create an .ARM.attributes section in
2899 output if there is no regular input object.
2900 (Target_arm::merge_processor_specific_flags): Check
2901 --warn-mismatch before printing any error.
2902 (Target_arm::merge_object_attributes): Ditto.
2903 * gold.cc (queue_middle_tasks): Handle the case in which there is
2904 no regular object in input.
2905 * options.cc (General_options::parse_EB): New method.
2906 (General_options::parse_EL): Same.
2907 (General_options::General_options): Initialize endianness_.
2908 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2909 New options.
2910 (General_options::Endianness): New enum.
2911 (General_options::endianness): New method.
2912 (General_options::endianness_): New data member.
2913 * parameters.cc (Parameters::set_options): Check target endianness.
2914 (Parameters::set_target_once): Ditto.
2915 (Parameters::check_target_endianness): New method.
2916 (parameters_force_valid_target): If either -EL or -EB is specified,
2917 use it to define endianness of default target.
2918 * parameters.h (Parameters::check_target_endianness): New method
2919 declaration.
2920 * target.h (class Target): Change "endianity" to "endianness"
2921 in comments.
2922
efc8d4f2
RW		 29232010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2924
2925 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2926 * configure: Regenerate.
2927 * Makefile.in: Regenerate.
2928 * testsuite/Makefile.in: Regenerate.
2929
be234d88
CC		 29302010-04-06 Cary Coutant <ccoutant@google.com>
2931
2932 gcc PR lto/42757
2933 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2934 prevailing definitions of common symbols.
2935 * testsuite/plugin_test_6.sh: New test case.
2936 * testsuite/plugin_common_test_1.c: New test case.
2937 * testsuite/plugin_common_test_2.c: New test case.
2938 * testsuite/Makefile.am (plugin_test_6): New test case.
2939 * testsuite/Makefile.in: Regenerate.
2940
bd32c6bd
NC		 29412010-04-06 Nick Clifton <nickc@redhat.com>
2942
2943 * po/vi.po: New Vietnamese translation.
2944
323c532f
DK		 29452010-03-30 Doug Kwan <dougkwan@google.com>
2946
2947 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2948
4fcd97eb
DK		 29492010-03-25 Doug Kwan <dougkwan@google.com>
2950
2951 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2952 to avoid a conversion warning on a 32-bit host.
2953
4ebf39db
ILT		 29542010-03-24 Ian Lance Taylor <iant@google.com>
2955
2956 * testsuite/script_test_3.t: Add a TLS segment.
2957 * testsuite/Makefile.am (check_PROGRAMS): Add
2958 tls_phdrs_script_test.
2959 (tls_phdrs_script_test_SOURCES): Define.
2960 (tls_phdrs_script_test_DEPENDENCIES): Define.
2961 (tls_phdrs_script_test_LDFLAGS): Define.
2962 (tls_phdrs_script_test_LDADD): Define.
2963 * testsuite/Makefile.in: Rebuild.
2964
4a599bdd
CC		 29652010-03-23 Cary Coutant <ccoutant@google.com>
2966
2967 * fileread.cc (find_or_make_view): Fix comment.
2968
6c93b22c
ILT		 29692010-03-23 Ian Lance Taylor <iant@google.com>
2970
2971 * script-sections.cc (class Orphan_section_placement): Define
2972 PLACE_TLS and PLACE_TLS_BSS.
2973 (Orphan_section_placement::Orphan_section_placement): Initialize
2974 new places.
2975 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2976 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2977 (tls_script_test_SOURCES): Define.
2978 (tls_script_test_DEPENDENCIES): Define.
2979 (tls_script_test_LDFLAGS): Define.
2980 (tls_script_test_LDADD): Define.
2981 * testsuite/Makefile.in: Rebuild.
2982
a2c7281b
DK		 29832010-03-22 Doug Kwan <dougkwan@google.com>
2984
2985 * arm.cc (Arm_relocate_functions::abs8,
2986 Arm_relocate_functions::abs16): Use correct check for overflow
2987 specified in the ARM ELF specs.
2988 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2989 target of a BLX instruction specially.
2990 (Reloc_stub::stub_type_for_reloc): Ditto.
2991 (Relocate::relocate): Use symbolic names instead of numeric relocation
2992 codes to report error.
2993 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2994 workaround.
2995 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2996 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2997 thumb2_blx_out_of_range.stdout
2998 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2999 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3000 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3001 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3002 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3003 thumb2_blx_in_range, thumb2_blx_in_range.o,
3004 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3005 thumb2_blx_out_of_range.o): New rules.
3006 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3007 thumb2_blx_in_range and thumb2_blx_out_of_range.
3008 * testsuite/Makefile.in: Regenerate.
3009 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3010 * testsuite/thumb_blx_in_range.s: New file.
3011 * testsuite/thumb_blx_out_of_range.s: New file.
3012
b0193076
RÁE		 30132010-03-22 Rafael Espindola <espindola@google.com>
3014
3015 * archive.cc (Should_include): Move to archive.h.
3016 (should_include_member): Make it a member of Archive.
3017 (Lib_group): New.
3018 (Add_lib_group_symbols): New.
3019 * archive.h: Include options.h.
3020 (Archive_member): Moved from Archive.
3021 (Should_include): Moved from archive.cc.
3022 (Lib_group): New.
3023 (Add_lib_group_symbols): New.
3024 * dynobj.cc (do_should_include_member): New.
3025 * dynobj.h (do_should_include_member): New.
3026 * gold.cc (queue_initial_tasks): Update call to queue.
3027 * main.cc (main): Print lib group stats.
3028 * object.cc (do_should_include_member): New.
3029 * object.h: Include archive.h.
3030 (Object::should_include_member): New.
3031 (Object::do_should_include_member): New.
3032 (Sized_relobj::do_should_include_member): New.
3033 * options.cc (General_options::parse_start_lib): New.
3034 (General_options::parse_end_lib): New.
3035 (Input_arguments::add_file): Handle lib groups.
3036 (Input_arguments::start_group): Check we are not in a lib.
3037 (Input_arguments::start_lib): New.
3038 (Input_arguments::end_lib): New.
3039 * options.h (General_options): Add start_lib and end_lib.
3040 (Input_argument::lib_): New.
3041 (Input_argument::lib): New.
3042 (Input_argument::is_lib): New.
3043 (Input_file_lib): New.
3044 (Input_arguments::in_lib_): New.
3045 (Input_arguments::in_lib): New.
3046 (Input_arguments::start_lib): New.
3047 (Input_arguments::end_lib_): New.
3048 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3049 in unused members as preempted.
3050 (Sized_pluginobj::do_should_include_member): New.
3051 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3052 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3053 return the blocker.
3054 (Read_symbols::do_whole_lib_group): New.
3055 (Read_symbols::do_lib_group): New.
3056 (Read_symbols::do_read_symbols): Handle lib groups.
3057 (Read_symbols::get_name): Handle lib groups.
3058 * readsyms.h (Read_symbols): Add an archive member pointer.
3059 (Read_symbols::do_whole_lib_group): New.
3060 (Read_symbols::do_lib_group): New.
3061 (Read_symbols::member_): New.
3062 * script.cc (read_input_script): Update call to queue_soon.
3063
d099120c
DK		 30642010-03-19 Doug Kwan <dougkwan@google.com>
3065
3066 * arm.cc (Stub_table::Stub_table): Initialize new data members
3067 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3068 (Stub_table::add_reloc_stub): Assign stub offset and update
3069 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3070 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3071 New data members.
3072 (Stub_table::update_data_size_and_addralign): Use
3073 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3074 instead of going over all reloc stubs.
3075 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3076 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3077 Stringpool_template::offset_ to size of Stringpool_char.
3078 (Stringpool_template::new_key_offset): Remove code to initialize
3079 Stringpool_template::offset_.
3080 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3081 Stringpool_template::offset_ to zero.
3082
1aa37384
DK		 30832010-03-15 Doug Kwan <dougkwan@google.com>
3084
3085 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3086 offset_.
3087 (Stringpool_template::new_key_offset): New method.
3088 (Stringpool_template::add_string): Assign offsets when adding new
3089 strings.
3090 (Stringpool_template::set_string_offsets): Do not set string offsets
3091 when not optimizing.
3092 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3093 member size_.
3094 (Chunked_vector::clear): Clear size_.
3095 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3096 (Chunked_vector::size): Return size_.
3097 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 3098 (Chunked_vector::size_): New data member.
1aa37384
DK		 3099 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3100 (Stringpool_template::new_key_offset): New method declaration.
3101 (Stringpool_template::offset_): New data member.
3102
b672b057
RÁE		 31032010-03-15 Rafael Espindola <espindola@google.com>
3104
3105 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3106 Add_symbols' constructor.
3107 * readsyms.h (Add_symbols): Remove the input_group member.
3108
b6848d3c
ILT		 31092010-03-10 Ian Lance Taylor <iant@google.com>
3110
3111 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3112 target to ask whether a reference to a symbol requires a stack
3113 split.
3114 * target.h (Target::is_call_to_non_split): New function.
3115 (Target::do_is_call_to_non_split): Declare virtual function.
3116 * target.cc: Include "symtab.h".
3117 (Target::do_is_call_to_non_split): New function.
3118 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3119
a2a5469e
CC		 31202010-03-10 Cary Coutant <ccoutant@google.com>
3121
3122 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3123 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3124 (File_read::open[2]): Add whole_file_view_ to list of views.
3125 (File_read::make_view): Remove test of whole_file_view_.
3126 (File_read::find_or_make_view): Create whole_file_view_ if
3127 necessary.
3128 (File_read::clear_views): Replace bool parameter with enum;
3129 adjust all callers. Don't delete views with permanent data;
3130 do delete cached views and views from archives if
3131 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3132 if clearing the corresponding view.
3133 * fileread.h (File_read::Clear_views_mode): New enum.
3134 (File_read::View::is_permanent_view): New method.
3135 (File_read::clear_views): Replace bool parameter
3136 with enum; adjust all callers.
3137 * options.h (General_options): Change keep_files_mapped option;
3138 add map_whole_files.
3139 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3140 releasing the file.
3141 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3142 the file.
3143
8861f32b
DM		 31442010-03-10 David S. Miller <davem@davemloft.net>
3145
3146 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3147
d62d0f5f
ST		 31482010-03-09 Sriraman Tallam <tmsriram@google.com>
3149
3150 * icf.cc (get_section_contents): Add '@' marker after processing the
3151 merge reloc.
3152
9177756d
DK		 31532010-03-08 Doug Kwan <dougkwan@google.com>
3154
3155 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3156 due to a conversion warning.
3157 (Arm_relobj::update_output_local_symbol_count): Check for local
3158 symbol with unset output index.
3159
9e9e071b
ILT		 31602010-03-05 Ian Lance Taylor <iant@google.com>
3161
3162 * options.h (class General_options): Add --spare-dynamic-tags.
3163 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3164 --spare-dynamic-tags.
3165
a81ee015
ILT		 31662010-03-05 Ian Lance Taylor <iant@google.com>
3167
3168 * incremental.cc: Include "libiberty.h".
3169
44ec90b9
RO		 31702010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3171
3172 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3173 function, is_info_ member.
3174 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3175 (Versions::Versions): Update caller.
3176 (Versions::define_base_version): Likewise.
3177 (Versions::add_def): Likewise.
3178
0897ed3b
ST		 31792010-03-03 Sriraman Tallam <tmsriram@google.com>
3180
3181 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3182 (Scan::possible_function_pointer_reloc): New function.
3183 (Scan::local_reloc_may_be_function_pointer): Change to call
3184 possible_function_pointer_reloc.
3185 (Scan::global_reloc_may_be_function_pointer): Ditto.
3186 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3187 relocations in ".data.rel.ro._ZTV" section.
3188 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3189 * testsuite/icf_safe_so_test.cc: Ditto.
3190 * testsuite/icf_safe_test.cc: Ditto.
3191 * testsuite/icf_safe_test.sh: Ditto.
3192
d3bbad62
ILT		 31932010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3194 Ian Lance Taylor <iant@google.com>
3195
3196 * target-reloc.h (relocate_section): Check the symbol table index
3197 for -1U before setting the local symbol index.
3198 (scan_relocatable_relocs): If copying the relocation, record that
3199 the local symbol is required.
3200 * object.h (Symbol_value::is_output_symtab_index_set): New
3201 function.
3202 (Symbol_value::may_be_discarded_from_output_symtab): New
3203 function.
3204 (Symbol_value::has_output_symtab_entry): New function.
3205 (Symbol_value::needs_output_symtab_entry): Remove.
3206 (Symbol_value::output_symtab_index): Make sure the symbol index is
3207 set.
3208 (Symbol_value::set_output_symtab_index): Make sure the symbol
3209 index is not set. Make sure the new index is valid.
3210 (Symbol_value::set_must_have_output_symtab_entry): New function.
3211 (Symbol_value::has_output_dynsym_entry): New function.
3212 (Symbol_value::set_output_dynsym_index): Make sure the new index
3213 is valid.
3214 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3215 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3216 local symbol if permitted.
3217 (Sized_relobj::do_finalize_local_symbols): Call
3218 is_output_symtab_index_set rather than needs_output_symtab_entry.
3219 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3220 rather than needs_output_symtab_entry. Call
3221 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3222 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3223 is_output_symtab_index_set rather than needs_output_symtab_entry.
3224 * testsuite/discard_locals_relocatable_test.c: New file.
3225 * testsuite/discard_locals_test.sh: Test -r.
3226 * testsuite/Makefile.am (check_DATA): Add
3227 discard_locals_relocatable_test1.syms,
3228 discard_local_relocatable_test2.syms.
3229 (MOSTLYCLEANFILES): Likewise. Also add
3230 discard_locals_relocatable_test1.lout and
3231 discard_locals_relocatable_test2.out.
3232 (discard_locals_relocatable_test1.syms): New target.
3233 (discard_locals_relocatable_test.o): New target.
3234 (discard_locals_relocatable_test1.out): New target.
3235 (discard_locals_relocatable_test2.syms): New target.
3236 (discard_locals_relocatable_test2.out): New target.
3237 (various): Add missing ../ld-new dependencies.
3238 * testsuite/Makefile.in: Rebuild.
3239
7e8ccf26
NC		 32402010-03-03 Nick Clifton <nickc@redhat.com>
3241
3242 * po/fi.po: New Finnish translation.
3243
2a0ff005
DK		 32442010-03-01 Doug Kwan <dougkwan@google.com>
3245
3246 * layout.cc (Layout::Layout): Force section types of .init_array*,
3247 .preinit_array* and .fini_array* sections.
3248 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3249 Fix check of return value of std::string::find.().
3250 (Output_section::Input_section_sort_compare::operator()): Remove
3251 comment about .init_array.
3252 (Output_section::Input_section_sort_init_fini_compare::operator()):
3253 New method.
3254 (Output_section::sort_attached_input_sections): Handle .init_array
3255 and .fini_array specially.
3256 * output.h (Output_section::Inut_section_sort_compare): Update
3257 comment.
3258 (Output_section::Input_section_sort_init_fini_compare): New struct.
3259
c3e4ae29
DK		 32602010-02-26 Doug Kwan <dougkwan@google.com>
3261
3262 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3263 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3264 * testsuite/debug_msg.sh: Avoid matching source line number for
3265 use of global variable undef_int.
3266
2fd9ae7a
DK		 32672010-02-26 Doug Kwan <dougkwan@google.com>
3268
3269 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3270 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3271 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3272 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3273 * options.cc (General_options::General_options): Initialize member
3274 fix_v4bx_.
3275 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3276 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3277 and rm_no_fix_v4bx.stdout
3278 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3279 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3280 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3281 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3282 and arm_no_fix_v4bx.
3283 * Makefile.in: Regenerate.
3284 * testsuite/arm_fix_v4bx.s: New file.
3285 * testsuite/arm_fix_v4bx.sh: Ditto.
3286
67ec7d0b
DK		 32872010-02-24 Doug Kwan <dougkwan@google.com>
3288
3289 * arm.cc (Target_arm::got_section): Make the .got section the first
3290 non RELRO section in the data segment.
3291 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3292 suffixes of section names.
3293
10165461
DK		 32942010-02-24 Doug Kwan <dougkwan@google.com>
3295
3296 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3297 flags and attributes merging if an input file is a binary file.
3298 * fileread.cc (Input_file::open): Record format of original file.
3299 * fileread.h (Input_file::Format): New enum type.
3300 (Input_file::Input_file): Initialize data member format_.
3301 (Input_file::format): New method definition.
3302 (Input_file::format_):: New data member.
3303
4a54abbb
DK		 33042010-02-24 Doug Kwan <dougkwan@google.com>
3305
3306 * arm.cc (Arm_output_data_got): New class.
3307 (ARM_TCB_SIZE): New constant
3308 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3309 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3310 If user uses a script with a SECTIONS clause, issue only a warning
3311 for a misplaced EXIDX input section. Otherwise, issue an error.
3312 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3313 garbage collection.
3314 (Target_arm::got_mode_index_entry): Handle static linking.
3315 (Target_arm::Scan::local): Ditto.
3316 (Target_arm::Scan::global): Ditto.
3317 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3318 all incorrectly implemented relocations.
e1df38aa 3319 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 3320 Arm_output_section::fix_exidx_coverage.
3321 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3322 from ".ARM.exidx." and ".ARM.extab.".
3323
ca419a6f
ILT		 33242010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3325
3326 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3327 section if it does not already exist.
3328 * attributes.cc (Attributes_section_data::Attributes_section_data):
3329 Don't crash if size is zero.
3330
135b9c78
ILT		 33312010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3332 Ian Lance Taylor <iant@google.com>
3333
3334 * gold.cc (queue_middle_tasks): If no input files were opened,
3335 exit.
3336 * workqueue.h (Task_function::Task_function): Assert that there is
3337 a blocker.
3338
bb0bfe4f
DK		 33392010-02-22 Doug Kwan <dougkwan@google.com>
3340
3341 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3342 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3343 types to avoid warnings due to different uint64_t implementations
3344 on different hosts.
3345
2a2b6d42
DK		 33462010-02-21 Doug Kwan <dougkwan@google.com>
3347
3348 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3349 handling of the maximum backward branch offset.
3350 (Arm_relocate_functions::thumb_branch_common): Ditto.
3351 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3352 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 3353 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 3354 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3355 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3356 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3357 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3358 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3359 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3360 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3361 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3362 thumb2_bl_out_of_range.o): New rules.
3363 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3364 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3365 thumb2_bl_out_of_range
3366 * testsuite/Makefile.in: Regenerate.
3367 * testsuite/arm_bl_in_range.s: New file.
3368 * testsuite/arm_bl_out_of_range.s: Ditto.
3369 * testsuite/arm_branch_in_range.sh: Ditto.
3370 * testsuite/arm_branch_range.t: Ditto.
3371 * testsuite/thumb2_branch_range.t: Ditto.
3372 * testsuite/thumb_bl_in_range.s: Ditto.
3373 * testsuite/thumb_bl_out_of_range.s: Ditto.
3374 * testsuite/thumb_branch_range.t: Ditto.
3375
b487ad64
ST		 33762010-02-20 Sriraman Tallam <tmsriram@google.com>
3377
3378 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3379 Add reloc offset information.
3380 * icf.cc (get_section_contents): Change iterators to point to the new
3381 vectors. Add reloc offset information to the contents.
3382 * icf.h (Icf::Sections_reachable_info): New typedef.
3383 (Icf::Sections_reachable_list): New typedef.
3384 (Icf::Offset_info): New typedef.
3385 (Icf::Reloc_info): New struct typedef.
3386 (Icf::Reloc_info_list): New typedef.
3387 (Icf::symbol_reloc_list): Delete method.
3388 (Icf::addend_reloc_list): Delete method.
3389 (Icf::section_reloc_list): Delete method.
3390 (Icf::reloc_info_list): New method.
3391 (Icf::reloc_info_list_): New member.
3392
f96accdf
DK		 33932010-02-19 Doug Kwan <dougkwan@google.com>
3394
3395 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3396 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3397 * arm.cc (Arm_relocation_functions): New forward declaration.
3398 (Target_arm::Target_arm): Initialize new data members
3399 got_mod_index_offset_ and tls_base_symbol_defined_.
3400 (Target_arm::Relocate::relocate_tls): New method.
3401 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3402 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3403 New methods.
3404 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3405 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3406 (Target_arm::got_mod_index_offset_,
3407 Target_arm::tls_base_symbol_defined_): New data members.
3408 (Target_arm::Scan::local, Target::Scan::global,
3409 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3410 relocations.
3411
c8761b9a
DK		 34122010-02-18 Doug Kwan <dougkwan@google.com>
3413
3414 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3415 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3416 text section as a parameter becuase some broken tools may not set
3417 the link in section header.
3418 (Target_arm::has_got_section): New method.
3419 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3420 without any mapping symbol as data only. Remove warning.
3421 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3422 link in its section header, try to discover the link by inspecting the
3423 REL31 relocation at the beginning of the section.
3424 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3425 in error message.
3426 (Target_arm::Scan::global): Treat any reference to the symbol
3427 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3428
21bb3914
ST		 34292010-02-12 Sriraman Tallam <tmsriram@google.com>
3430
3431 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3432 (Scan::global_reloc_may_be_function_pointer): New function.
3433 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3434 (Scan::global_reloc_may_be_function_pointer): New function.
3435 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3436 (Scan::global_reloc_may_be_function_pointer): New function.
3437 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3438 (Scan::global_reloc_may_be_function_pointer): New function.
3439 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3440 (Scan::global_reloc_may_be_function_pointer): New function.
3441 (Scan::possible_function_pointer_reloc): New function.
3442 (Target_x86_64::can_check_for_function_pointers): New function.
3443 * gc.h (gc_process_relocs): Scan relocation types to determine if
3444 function pointers were taken for targets that support it.
3445 * icf.cc (Icf::find_identical_sections): Include functions for
3446 folding in safe ICF whose pointer is not taken.
3447 * icf.h (Secn_fptr_taken_set): New typedef.
3448 (fptr_section_id_): New member.
3449 (section_has_function_pointers): New function.
3450 (set_section_has_function_pointers): New function.
3451 (check_section_for_function_pointers): New function.
3452 * options.h: Fix comment for safe ICF option.
3453 * target.h (can_check_for_function_pointers): New function.
3454 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3455 Modify icf_safe_test for X86-64.
3456 * testsuite/Makefile.in: Regenerate.
3457 * testsuite/icf_safe_so_test.cc: New file.
3458 * testsuite/icf_safe_so_test.sh: New file.
3459 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3460 (main): Change to take pointer to function kept_func_3.
3461 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3462 folding is done correctly for X86-64.
3463
0da6fa6c
DM		 34642010-02-12 David S. Miller <davem@davemloft.net>
3465
3466 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3467 is_symbolless parameter.
3468 (Output_reloc<SHT_REL>::is_symbolless): New.
3469 (Output_reloc<SHT_REL>::is_symbolless_): New.
3470 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3471 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3472 (Output_reloc<SHT_RELA>::is_symbolless): New.
3473 (Output_data_reloc::add_global): Handle is_symbolless.
3474 (Output_data_reloc::add_global_relative): Likewise.
3475 (Output_data_reloc::add_local): Likewise.
3476 (Output_data_reloc::add_local_relative): Likewise.
3477 (Output_data_reloc::add_symbolless_global_addend): New.
3478 (Output_data_reloc::add_symbolless_local_addend): New.
3479 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3480 is_symbolless.
3481 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3482 instead of ->is_relative_
3483 (Output_reloc::write): Likewise.
3484 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3485 (Output_reloc::write_rel): Simplify.
3486
3487 * sparc.cc (Target_sparc::Scan::local): Use
3488 ->add_symbolless_local_addend as needed.
3489 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3490 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3491 based upon relocation offset.
3492
e4782e83
DK		 34932010-02-11 Doug Kwan <dougkwan@google.com>
3494
3495 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3496 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3497 beginning of function.
3498 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3499 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3500 parameter is_32bit in calls to should_apply_static_reloc.
3501 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3502 (check_DATA): Add arm_abs_global.stdout.
3503 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3504 arm_abs_global.stdout): New rules.
3505 (MOSTLLYCLEANFILES): Add arm_abs_global
3506 * Makefile.in: Regenerate.
3507 * testsuite/arm_abs_global.s: New file.
3508 * testsuite/arm_abs_global.sh: Ditto.
3509 * testsuite/arm_abs_lib.s: Ditto.
3510
93ceb764
ILT		 35112010-02-11 Ian Lance Taylor <iant@google.com>
3512
3513 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3514 Read_relocs task.
3515 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3516 Allocate_commons_task first.
3517 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3518 task, rather than symtab_lock_.
3519 (Gc_process_relocs::~Gc_process_relocs): New function.
3520 (Gc_process_relocs::is_runnable): Check this_blocker_.
3521 (Gc_process_relocs::locks): Use next_blocker_ rather than
3522 blocker_.
3523 (Scan_relocs::~Scan_relocs): New function.
3524 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3525 symtab_lock_.
3526 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3527 next_blocker_.
3528 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3529 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3530 constructor accordingly.
3531 (class Gc_process_relocs): Likewise.
3532 (class Scan_relocs): Likewise.
3533 * common.h (class Allocate_commons_task): Remove symtab_lock_
3534 field, and corresponding constructor parameter.
3535 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3536 symtab_lock_.
3537 (Allocate_commons_task::locks): Likewise.
3538
114dfbe1
ILT		 35392010-02-11 Ian Lance Taylor <iant@google.com>
3540
3541 * gold-threads.h (class Once): Define.
3542 (class Initialize_lock): Rewrite as child of Once.
3543 * gold-threads.cc (class Once_initialize): Define.
3544 (once_pointer_control): New static variable.
3545 (once_pointer, once_arg): New static variables.
3546 (c_run_once): New static function.
3547 (Once::Once, Once::run_once, Once::internal_run): New functions.
3548 (class Initialize_lock_once): Remove.
3549 (initialize_lock_control): Remove.
3550 (initialize_lock_pointer): Remove.
3551 (initialize_lock_once): Remove.
3552 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3553 (Initialize_lock::initialize): Rewrite.
3554 (Initialize_lock::do_run_once): New function.
3555 * archive.cc (Archive::interpret_header): Only clear name if it is
3556 not already empty.
3557 * fileread.cc: Include "gold-threads.h"
3558 (file_counts_lock): New static variable.
3559 (file_counts_initialize_lock): Likewise.
3560 (File_read::release): Only increment counts when using --stats.
3561 Use a lock around the increment.
3562 * parameters.cc (class Set_parameters_target_once): Define.
3563 (set_parameters_target_once): New static variable.
3564 (Parameters::Parameters): Move here from parameters.h.
3565 (Parameters::set_target): Rewrite.
3566 (Parameters::set_target_once): New function.
3567 (Parameters::clear_target): Move here and rewrite.
3568 * parameters.h (class Parameters): Update declarations. Add
3569 set_parameters_target_once_ field.
3570 (Parameters::Parameters): Move to parameters.cc.
3571 (Parameters::clear_target): Likewise.
3572 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3573 task.
3574 (Start_group::~Start_group): New function.
3575 (Start_group::is_runnable): New function.
3576 (Start_group::locks, Start_group::run): New functions.
3577 (Finish_group::run): Change saw_undefined to size_t.
3578 * readsyms.h (class Start_group): Define.
3579 (class Finish_group): Change saw_undefined_ field to size_t.
3580 (Finish_group::Finish_group): Remove saw_undefined and
3581 this_blocker parameters. Change all callers.
3582 (Finish_group::set_saw_undefined): New function.
3583 (Finish_group::set_blocker): New function.
3584 * symtab.h (class Symbol_table): Change saw_undefined to return
3585 size_t. Change saw_undefined_ field to size_t.
3586 * target-select.cc (Set_target_once::do_run_once): New function.
3587 (Target_selector::Target_selector): Initialize set_target_once_
3588 field. Don't initialize lock_ and initialize_lock_ fields.
3589 (Target_selector::instantiate_target): Rewrite.
3590 (Target_selector::set_target): New function.
3591 * target-select.h (class Set_target_once): Define.
3592 (class Target_selector): Update declarations. Make
3593 Set_target_once a friend. Remove lock_ and initialize_lock_
3594 fields. Add set_target_once_ field.
3595
fa17a3f4
ILT		 35962010-02-10 Ian Lance Taylor <iant@google.com>
3597
3598 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3599 queueing any tasks.
3600 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3601 (queue_middle_tasks): Add all blockers before queueing any tasks.
3602 (queue_final_tasks): Likewise.
3603 * token.h (Task_token::add_blockers): New function.
3604 * object.h (Input_objects::number_of_relobjs): New function.
3605
c7177d31
ILT		 36062010-02-10 Ian Lance Taylor <iant@google.com>
3607
5de0e392
ILT		 3608 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3609 shared, not if not position independent.
3610 * x86_64.cc (Relocate::relocate_tls): Likewise.
3611 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3612 (tls_pie_pic_test): New target.
3613 * testsuite/Makefile.in: Rebuild.
3614
c7177d31
ILT		 3615 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3616 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3617 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3618 * testsuite/Makefile.in: Rebuild.
3619
684b268a
DM		 36202010-02-09 David S. Miller <davem@davemloft.net>
3621
3622 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3623 R_SPARC_RELATIVE using ->add_local_relative().
3624 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3625
612a8d3d
DM		 3626 * output.h (Output_data_dynamic::add_section_size): New method
3627 that takes two Output_data objects.
3628 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3629 entry param. Handle it in initializers.
3630 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3631 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3632 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3633 arg.
3634 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3635 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3636 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3637 for dynrel_includes_plt.
3638 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3639 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3640 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3641 before .rela.plt
3642 (Target_sparc::do_finalize_sections): Update to pass true for
3643 dynrel_includes_plt.
3644 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3645 output before .rela.plt
3646 (Target_powerpc::do_finalize_sections): Update to pass true for
3647 dynrel_includes_plt when 32-bit.
3648
cb1be87e
DK		 36492010-02-08 Doug Kwan <dougkwan@google.com>
3650
3651 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3652 method.
3653 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3654 Arm_relobj::scan_section_for_cortex_a8_stubs,
3655 Arm_relobj::do_relocation_section): Instead of calling
3656 Output_section::output_address, use faster
3657 Arm_relobj::simple_input_section_output_address.
3658
705b5121
DM		 36592010-02-08 David S. Miller <davem@davemloft.net>
3660
3661 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3662 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3663 relocation helper function.
3664
024c4466
DM		 3665 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3666 just like R_SPARC_GOT{10,13,22}.
3667 (Target_sparc::Scan::local): Likewise.
3668 (Target_sparc::Relocate:relocate): Likewise.
3669
9109c078
ILT		 36702010-02-06 Ian Lance Taylor <iant@google.com>
3671
3672 * configure.ac: Rewrite targetobjs duplicate removal code to use
3673 only shell constructs.
3674 * configure: Rebuild.
3675
cf846138
DK		 36762010-02-05 Doug Kwan <dougkwan@google.com>
3677
3678 PR 11247
3679 * arm.cc (Arm_relobj::section_is_scannable): New method.
3680 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3681 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3682
6cfaf60b
DK		 36832010-02-04 Doug Kwan <dougkwan@google.com>
3684
3685 PR 11247
3686 * arm-reloc-property.cc (cstdio): Include.
3687 * configure.ac (targetobjs): Remove duplicates.
3688 * configure: Regenerate.
3689 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3690 big and little endian version for a given address size.
3691
5c57f1be
DK		 36922010-02-03 Doug Kwan <dougkwan@google.com>
3693
3694 * arm-reloc-property.cc
3695 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3696 definition.
3697 * arm-reloc-property.h
3698 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3699 New method definition.
3700 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3701 declaration.
3702 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3703 overflow to N.
3704 (GOT_PREL): Change implemented to Y.
3705 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3706 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3707 (Arm_relocate_functions::movw_abs_nc): Remove method.
3708 (Arm_relocate_functions::movt_abs): Ditto.
3709 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3710 (Arm_relocate_functions::thm_movt_abs): Ditto.
3711 (Arm_relocate_functions::movw_rel_nc): Ditto.
3712 (Arm_relocate_functions::movw_rel): Ditto.
3713 (Arm_relocate_functions::movt_rel): Ditto.
3714 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3715 (Arm_relocate_functions:thm_movw_rel): Ditto.
3716 (Arm_relocate_functions:thm_movt_rel): Ditto.
3717 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3718 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3719 New method definitions.
3720 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3721 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3722 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3723 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3724 (Target_arm::Relocate::relocate): Check for non-static or
3725 unimplemented relocation code and exit early. Change calls to
3726 Target_arm::reloc_uses_thumb_bit and
3727 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3728 instead. Refactor code to handle similar relocations to increase
3729 code sharing. Remove check for unsupported relocation code in switch
3730 statement.
3731 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3732 relocation property table to find out size. Change error message to
3733 print out the name of a relocation code instead of the numeric value.
3734 (Target_arm::scan_reloc_for_stub): Use relocation property table
3735 instead of calling Target_arm::reloc_uses_thumb_bit().
3736
218c5831
DK		 37372010-02-02 Doug Kwan <dougkwan@google.com>
3738
3739 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3740 types of relaxed input section.
3741
0d31c79d
DK		 37422010-02-02 Doug Kwan <dougkwan@google.com>
3743
3744 * Makefile.am (HFILES): Add arm-reloc-property.h.
3745 (DEFFILES): New.
3746 (TARGETSOURCES): Add arm-reloc-property.cc
3747 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3748 (libgold_a_SOURCES): $(DEFFILES)
3749 * Makefile.in: Regenerate.
3750 * arm-reloc-property.cc: New file.
3751 * arm-reloc-property.h: New file.
3752 * arm-reloc.def: New file.
3753 * arm.cc: Update comments.
3754 (arm-reloc-property.h): New included header.
3755 (arm_reloc_property_table): New global variable.
3756 (Target_arm::do_select_as_default_target): New method definition.
3757 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3758 arm-reloc-property to targ_extra_obj.
3759 * parameters.cc (set_parameters_target): Call
3760 Target::select_as_default_target().
3761 * target.h (Target::select_as_default_target): New method definition.
3762 (Target::do_select_as_default_target): Same.
3763
546c7457
DK		 37642010-02-01 Doug Kwan <dougkwan@google.com>
3765
3766 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3767 first_output_text_section_.
3768 (Arm_exidx_fixup::first_output_text_section): New method definition.
3769 (Arm_exidx_fixup::first_output_text_section_): New data member.
3770 (Arm_exidx_fixup::process_exidx_section): Record the first text
3771 output section seen.
3772 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3773 and entsize in output section header.
3774
11b861d5
DK		 37752010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3776
3777 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3778 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3779 (Arm_relocate_functions::thm_alu11): New Method.
3780 (Arm_relocate_functions::thm_pc8): New Method.
3781 (Arm_relocate_functions::thm_pc12): New Method.
3782 (Target_arm::Scan::local): Handle the relocations.
3783 (Target_arm::Scan::global): Likewise.
3784 (Target_arm::Relocate::relocate): Likewise.
3785 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3786
c9a2c125
DK		 37872010-01-29 Doug Kwan <dougkwan@google.com>
3788
3789 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3790 of relocation types as ld.
3791
1521477a
DK		 37922010-01-29 Doug Kwan <dougkwan@google.com>
3793
3794 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3795 to public.
3796 (Arm_relocate_functions::thumb_branch_common): Ditto.
3797 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3798 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3799 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3800 Arm_relocate_functions::jump24): Remove.
3801 (Target_arm::Relocate::relocate): Adjust code to call
3802 Arm_relocation_functions::arm_branch_common and
3803 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3804 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3805
e7eca48c
DK		 38062010-01-29 Doug Kwan <dougkwan@google.com>
3807
3808 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3809 output_local_symbol_count_needs_update_.
3810 (Arm_relobj::output_local_symbol_count_needs_update,
3811 Arm_relobj::set_output_local_symbol_count_needs_update,
3812 Arm_relobj::update_output_local_symbol_count): New methods.
3813 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3814 member.
3815 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3816 of pointed function as in a R_ARM_PREL31 relocation.
3817 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3818 for output local symbol count updating.
3819 (Target_arm::do_relax): Update output local symbol counts in objects
3820 if necessary.
3821 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3822
02961d7e
ILT		 38232010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3824
3825 * arm.cc: Added support for the ARM relocations:
3826 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3827 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3828 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3829 movw_prel_nc).
3830 (Arm_relocate_functions::movw_rel): New method.
3831 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3832 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3833 thm_movw_prel_nc).
3834 (Arm_relocate_functions::thm_movw_rel): New method.
3835 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3836 thm_movt_prel).
3837 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3838 relocations.
3839 (Target_arm::Scan::global): Likewise.
3840 (Target_arm::Relocate::relocate): Likewise.
3841 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3842 Likewise.
3843
b10d2873
ILT		 38442010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3845
3846 * arm.cc: Added support for ARM group relocations.
3847 (Target_arm::reloc_needs_sym_origin): New method.
3848 (Arm_relocate_functions::calc_grp_kn): New method.
3849 (Arm_relocate_functions::calc_grp_residual): New method.
3850 (Arm_relocate_functions::calc_grp_gn): New method.
3851 (Arm_relocate_functions::arm_grp_alu): New Method.
3852 (Arm_relocate_functions::arm_grp_ldr): New Method.
3853 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3854 (Arm_relocate_functions::arm_grp_ldc): New Method.
3855 (Target_arm::Scan::local): Handle the ARM group relocations.
3856 (Target_arm::Scan::global): Likewise.
3857 (Target_arm::Relocate::relocate): Likewise.
3858 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3859 Likewise.
3860
2b328d4e
DK		 38612010-01-26 Doug Kwan <dougkwan@google.com>
3862
3863 * arm.cc (set): Include.
3864 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3865 pointer type.
3866 (Arm_output_section::Text_section_list): New type.
3867 (Arm_output_section::append_text_sections_to_list): New method.
3868 (Arm_output_section::fix_exidx_coverage): Ditto.
3869 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3870 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3871 Relobj::set_section_offset() instead of
3872 Sized_relobj::invalidate_section_offset().
3873 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3874 parameter for section headers. Ignore relocation sections for
3875 unallocated sections and EXIDX sections.
3876 (Target_arm::fix_exidx_coverage): New method.
3877 (Target_arm::output_section_address_less_than): New type.
3878 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3879 linked text section instead of the EXIDX section.
3880 (Arm_output_section::create_stub_group): Add an assertion to check
3881 that this is not an EXIDX output section.
3882 (Arm_output_section::append_text_sections_to_list): New method.
3883 (Arm_output_section::fix_exidx_coverage): Ditto.
3884 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3885 Arm_relobj::section_needs_reloc_stub_scanning.
3886 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3887 first pass.
3888 (Target_arm::fix_exidx_coverage): New method.
3889 * object.h (Relobj::set_output_section): New method.
3890 (Sized_relobj::invalidate_section_offset): Remove method.
3891 (Sized_relobj::do_invalidate_section_offset): Remove method.
3892 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3893
c7f3c371
DK		 38942010-01-25 Doug Kwan <dougkwan@google.com>
3895
3896 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3897 Fix warning due to signed and unsigned comparison on a 32-bit host.
3898
8923b24c
DK		 38992010-01-22 Doug Kwan <dougkwan@google.com>
3900
3901 * arm.cc (Target_arm::do_relax): Record an output section for section
3902 offset adjustment it contains any stub table that has changed.
3903 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3904 offsets in an output section if necessary.
3905 * output.cc (Output_section::Output_section): Initialize
3906 section_offsets_need_adjustments_.
3907 (Output_section::add_input_section_for_script): Renamed to
3908 Output_section::add_simple_input_section.
3909 (Output_section::save_states): Add a comment.
3910 (Output_section::discard_states): New method defintion.
3911 (Output_section::adjust_section_offsets): Same.
3912 * output.h (Output_section::add_input_section_for_script): Renamed to
3913 Output_section::add_simple_input_section.
3914 (Output_section::discard_states): New method declaration.
3915 (Output_section::adjust_section_offsets): Same.
3916 (Output_section::section_offsets_need_adjustment,
3917 Output_section::set_section_offsets_need_adjustment): New method
3918 definitions.
3919 (Output_section::section_offsets_need_adjustment_): New data member.
3920 * script-sections.cc
3921 (Output_section_element_input::set_section_address): Adjust code for
3922 renaming of Output_section::add_input_section_for_script.
3923 (Orphan_output_section::set_section_address): Same.
3924
9b2fd367
DK		 39252010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3926
3927 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3928 Fix_v4bx enum values .
3929 * gold/options.h (General_options): New option definitions.
3930 (General_options::fix_v4bx): New method.
3931 (General_options::Fix_v4bx): New enum.
3932 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3933 (General_options::parse_fix_v4bx_interworking): New method.
3934
80d0d023
DK		 39352010-01-22 Doug Kwan <dougkwan@google.com>
3936
3937 * arm.cc (Arm_exidx_fixup): New class.
3938
af2cdeae
DK		 39392010-01-21 Doug Kwan <dougkwan@google.com>
3940
3941 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3942 classes.
3943 (Arm_exidx_section_offset_map): New type.
3944
993d07c1
DK		 39452010-01-21 Doug Kwan <dougkwan@google.com>
3946
3947 * arm.cc (Arm_exidx_input_section): New class.
3948 (Arm_relobj::exidx_input_section_by_link,
3949 Arm_relobj::exidx_input_section_by_shndx,
3950 Arm_relobj::make_exidx_input_section): New methods.
3951 (read_arm_attributes_section): Remove.
3952 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3953 information about them.
3954 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3955 to here.
3956
5ac169d4
DK		 39572010-01-20 Doug Kwan <dougkwan@google.com>
3958
3959 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3960 Input_section_specifier to Section_id.
3961 (Target_arm::new_arm_input_section: Adjust code for change of key
3962 type.
3963 (Target_arm::find_arm_input_section): Ditto.
3964 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3965 (Section_id): Remove.
3966 (Garbage_collection::Section_id_hash): Remove.
3967 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3968 (Section_id): Remove.
3969 (Icf::Section_id_hash): Remove.
3970 * object.h (Section_id, Const_section_id, Section_id_hash,
3971 Const_section_id_hash): New type definitions.
3972 * output.cc (Output_section::add_relaxed_input_section): Change to
3973 use Const_section_id instead of Input_section_specifier as key type.
3974 (Output_section::add_merge_input_section): Ditto.
3975 (Output_section::build_relaxation_map): Change to use Section_id
3976 instead of Input_section_specifier as key type.
3977 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3978 Ditto.
3979 (Output_section::convert_input_sections_to_relaxed_sections): Change
3980 to use Const_section_id instead of Input_section_specifier as key type.
3981 (Output_section::find_merge_section): Ditto.
3982 (Output_section::find_relaxed_input_section): Ditto.
3983 * output.h (Input_section_specifier): Remove class.
3984 (Output_section::Output_section_data_by_input_section_map): Change
3985 key type to Const_section_id.
3986 (Output_section::Output_relaxed_input_section_by_input_section_map):
3987 Ditto.
3988 (Output_section::Relaxation_map): Change key type to Section_id.
3989
a2162063
ILT		 39902010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3991
3992 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3993 (class Arm_v4bx_stub): New class.
3994 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3995 (Stub_factory::make_arm_v4bx_stub): New method.
3996 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3997 (Stub_table::empty): Handle v4bx stubs.
3998 (Stub_table::add_arm_v4bx_stub): New method.
3999 (Stub_table::find_arm_v4bx_stub): New method.
4000 (Arm_relocate_functions::v4bx): New method.
4001 (Target_arm::fix_v4bx): New method.
4002 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4003 (Stub_table::relocate_stubs): Likewise.
4004 (Stub_table::do_write): Likewise.
4005 (Stub_table::update_data_size_and_addralign): Likewise.
4006 (Stub_table::finalize_stubs): Likewise.
4007 (Target_arm::Scan::local): Likewise.
4008 (Target_arm::Scan::global): Likewise.
4009 (Target_arm::do_finalize_sections): Likewise.
4010 (Target_arm::Relocate::relocate): Likewise.
4011 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4012 Likewise.
4013 (Target_arm::scan_reloc_for_stub): Likewise.
4014 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4015
5696ab0b
ILT		 40162010-01-19 Ian Lance Taylor <iant@google.com>
4017
4018 * output.cc (Output_section_headers::do_sized_write): Write large
4019 segment count to sh_info field.
4020 (Output_file_header::do_sized_write): For large segment count,
4021 write PN_XNUM to e_phnum field.
4022
800d0f56
ILT		 40232010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4024
4025 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4026 (Arm_relocate_functions::thm_jump8): New function.
4027 (Arm_relocate_functions::thm_jump11): New function.
4028 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4029 R_ARM_THM_JUMP11.
4030 (Target_arm::Scan::global): Likewise.
4031 (Target_arm::Relocate::relocate): Likewise.
4032 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4033 Likewise.
4034
41263c05
DK		 40352010-01-14 Doug Kwan <dougkwan@google.com>
4036
4037 * arm.cc (map, utility): Include headers.
4038 (Target_arm::apply_cortex_a8_workaround): New method.
4039 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4040 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4041 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4042 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4043 the --[no-]fix-cortex-a8 command line options.
4044 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4045 (Target_arm::relocate_stub): Use addend in instruction template.
4046 * options.h (DEFINE_bool): Set the user-set flag.
4047 (General_options): Add --[no-]-fix-cortex options.
4048 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 4049 : Update fast look-up map after conversion.
41263c05 4050
459e9b03
ST		 40512010-01-14 Sriraman Tallam <tmsriram@google.com>
4052
4053 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4054 in the first pass of do_layout.
4055
b521dfe4
DK		 40562010-01-13 Doug Kwan <dougkwan@google.com>
4057
4058 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4059 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4060 apparent compiler problem of not folding static constant integral
4061 data members of elfcpp::Elf_sizes<32>.
4062
44272192
DK		 40632010-01-13 Doug Kwan <dougkwan@google.com>
4064
4065 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4066 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4067 Arm_relobj::scan_section_for_cortex_a8_erratum,
4068 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4069 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4070 sections to scan for relocation stubs into a new method
4071 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4072 relocation and Cortex-A8 stub scanning.
4073 (Target_arm::do_relax): Force stubs to be after stubbed sections
4074 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 4075 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 4076 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4077
44b71ece
ILT		 40782010-01-12 Ian Lance Taylor <iant@google.com>
4079
4080 * target-reloc.h (visibility_error): New inline function.
4081 (relocate_section): Call visibility_error.
4082 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4083 (MOSTLYCLEANFILES): Likewise.
4084 (protected_4_pic.o, protected_3.err): New targets.
4085 * testsuite/protected_4.cc: New file.
4086
a120bc7f
DK		 40872010-01-12 Doug Kwan <dougkwan@google.com>
4088
4089 * arm.cc (Cortex_a8_reloc): New class.
4090 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4091 and cortex_a8_relocs_info_.
4092 (Target_arm::fix_cortex_a8): New method definition.
4093 (Target_arm::Cortex_a8_relocs_info): New type.
4094 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4095 New data member declarations.
4096 (Target_arm::scan_reloc_for_stub): Record information about
4097 relocations for THUMB branches that might be exempted from the
4098 Cortex-A8 workaround.
4099 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4100 at the beginning of a relaxation pass.
4101
20138696
DK		 41022010-01-12 Doug Kwan <dougkwan@google.com>
4103
4104 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4105 (Arm_relobj::Mapping_symbol_position,
4106 Arm_reloj::Mapping_symbol_position_less,
4107 Arm_relobj::Mapping_symbols_info): New types.
4108 (Target_arm::is_mapping_symbol_name): New method definition.
4109 (Arm_relobj::do_count_local_symbols): Save information about mapping
4110 symbols.
4111
089d69dc
DK		 41122010-01-11 Doug Kwan <dougkwan@google.com>
4113
4114 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4115 Arm_relocate_functions::thumb32_branch_upper,
4116 Arm_relocate_functions::thumb32_branch_lower,
4117 Arm_relocate_functions::thumb32_cond_branch_offset,
4118 Arm_relocate_functions::thumb32_cond_branch_upper,
4119 Arm_relocate_functions::thumb32_cond_branch_lower,
4120 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4121 branch offset encoding.
4122 (Arm_relocate_functions::thumb_branch_common): Use new branch
4123 offset encoding methods to avoid code duplication.
4124 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4125 (Stub_addend_reader::operator()): Use new branch encoding method
4126 to avoid code duplication.
4127
99e5bff2
DK		 41282010-01-11 Doug Kwan <dougkwan@google.com>
4129
4130 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4131 (Target_arm::do_finalize_sections): Define special EXIDX section
4132 symbols only if referenced.
4133 * gc.h (Garbage_collection::add_reference): New method.
4134 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4135 code duplication.
4136
98e090bd
ILT		 41372010-01-11 Ian Lance Taylor <iant@google.com>
4138
d0a91bd8
ILT		 4139 * script.cc (Version_script_info::build_expression_list_lookup):
4140 Change complaing about duplicate wildcard match from error to
4141 warning.
4142
98e090bd
ILT		 4143 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4144 of 2009-12-30.
4145 (Version_script_info::Version_script_info): Initialize globs_,
4146 default_version_, default_is_global_, and exact_. Don't
4147 initialize globals_ or locals_.
4148 (Version_script_info::build_lookup_tables): Build local symbols
4149 first.
4150 (Version_script_info::unquote): New function.
4151 (Version_script_info::add_exact_match): New function.
4152 (Version_script_info::build_expression_list_lookup): Remove lookup
4153 parameter. Add is_global parameter. Change all callers. Handle
4154 wildcard pattern specially. Unquote pattern. Call
4155 add_exact_match.
4156 (Version_script_info::get_name_to_match): New function.
4157 (Version_script_info::get_symbol_version): New function.
4158 (Version_script_info::get_symbol_version_helper): Remove.
4159 (Version_script_info::check_unmatched_names): Call unquote.
4160 * script.h (class Version_script_info): Change get_symbol_version
4161 to be non-inline and add is_global parameter; change all callers.
4162 Rewrite symbol_is_local. Update declarations. Define struct
4163 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4164 Remove globals_ and locals_ members. Add exact_, globs_,
4165 default_version_, is_global_.
4166 (Version_script_info::Glob): Remove pattern, add expression and
4167 is_global. Update constructor. Change all callers.
4168 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4169 default version.
4170 (Versions::symbol_section_contents): If a symbol is undefined, or
4171 defined in a dynamic object, set the version index to
4172 VER_NDX_LOCAL.
4173 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4174 symbol_is_local.
4175 (Symbol_table::add_from_pluginobj): Likewise.
4176 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4177
d56962d3
DK		 41782010-01-11 Doug Kwan <dougkwan@google.com>
4179
4180 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4181 (incremental_dump_LDADD): Add linking option for libintl.
4182 * Makefile.in: Regenerate.
4183
94e6ee91
L		 41842010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4185
4186 PR gold/11144
4187 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4188 instead of -Ds.
4189 * testsuite/Makefile.in: Regenerated.
4190
e96c574b
DK		 41912010-01-10 Doug Kwan <dougkwan@google.com>
4192
4193 * options.h (DEFINE_var): Use parentheses around argument varname__
4194 in macro body to avoid any unintended subsequent substitutions.
4195
7198066b
ILT		 41962010-01-10 Ian Lance Taylor <iant@google.com>
4197
ba4d53bf
ILT		 4198 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4199 candidates before doing symbol resolution.
4200
7198066b
ILT		 4201 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4202 ODR candidates if only one is weak.
4203
a2beed37
ILT		 42042010-01-08 Ian Lance Taylor <iant@google.com>
4205
4206 * script.cc (Version_script_info::build_expression_list_lookup):
4207 Don't warn about ambiguous version, just record the ambiguity.
4208 (Version_script_info::get_symbol_version_helper): Give error if
4209 version is ambiguous.
4210
2fb7225c
DK		 42112010-01-08 Doug Kwan <dougkwan@google.com>
4212
4213 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4214 prev_data_size_ and prev_addralign_. Remove initializer for
4215 deleted data member has_been_changed_.
4216 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4217 to determine if the table is empty.
4218 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4219 Remove.
4220 (Stub_table::add_reloc_stub): Define method in class definition
4221 instead of just declaring it there.
4222 (Stub_table::add_cortex_a8_stub): New method definition.
4223 (Stub_table::update_data_size_and_addralign): Ditto.
4224 (Stub_table::finalize_stubs): Ditto.
4225 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4226 (Stub_table::do_addralign_): Return address alignment in the
4227 (Stub_table::do_reset_address_and_file_offset): Define method in
4228 class definition instead of declaring it there. Set current data
4229 size to be the data size of the previous pass.
4230 (Stub_table::set_final_data_size): Use current data size as the
4231 final data size.
4232 (Stub_table::relocate_stub): Change parameter type of stub from
4233 Reloc_stub pointer to Stub pointer.
4234 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4235 (Stub_table::Cortex_a8_stub_list): New typedef.
4236 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4237 Stub_table::prev_addralign_): New data member.
4238 (Arm_relobj::Arm_relobj): Initialize data member
4239 section_has_cortex_a8_workaround_.
4240 (Arm_relobj::section_has_cortex_a8_workaround,
4241 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4242 definitions.
4243 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4244 declarations.
4245 (Target_arm::relocate_stub): Change parameter type of stub from
4246 Reloc_stub pointer to Stub pointer.
4247 (Insn_template::size, Insn_template::alignment): Handle
4248 THUMB16_SPECIAL_TYPE.
4249 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4250 Stub_table::update_data_size_and_addralign,
4251 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4252 definitions.
4253 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4254 (Stub_table::do_write): Ditto.
4255 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4256
880cd20d
ILT		 42572010-01-08 Ian Lance Taylor <iant@google.com>
4258
4259 PR 11108
4260 * symtab.h (class Symbol): Remove fields is_target_special_ and
4261 has_plt_offset_. Add field is_defined_in_discarded_section_.
4262 (Symbol::is_defined_in_discarded_section): New function.
4263 (Symbol::set_is_defined_in_discarded_section): New function.
4264 (Symbol::has_plt_offset): Rewrite.
4265 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4266 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4267 Don't initialize is_target_special_ or has_plt_offset_.
4268 Initialize is_defined_in_discarded_section_.
4269 (Symbol_table::add_from_relobj): If appropriate, set
4270 is_defined_in_discarded_section.
4271 * resolve.cc (Symbol::override_base_with_special): Don't test
4272 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4273 * target-reloc.h (relocate_section): Do special handling for
4274 symbols defined in discarded sections for global symbols as well
4275 as local symbols.
4276
2703e3eb
ILT		 42772010-01-08 Ian Lance Taylor <iant@google.com>
4278
4279 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4280 the SHT_SYMTAB case.
4281
339d40a3
ILT		 42822010-01-08 Ian Lance Taylor <iant@google.com>
4283
4284 * object.cc (Sized_relobj::do_layout): Don't get confused if
4285 layout_eh_frame returns NULL.
4286
abecea76
ILT		 42872010-01-08 Ian Lance Taylor <iant@google.com>
4288
4289 PR 11084
4290 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4291 dynamic symbol table, use the normal symbol table.
4292 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4293 symbol table.
4294
6b7dd3f3
ILT		 42952010-01-08 Ian Lance Taylor <iant@google.com>
4296
4297 PR 11072
4298 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4299 sections.
4300
36c50e63
L		 43012010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4302
4303 * version.cc (print_version): Change to "Copyright 2010".
4304
e291e7b9
ILT		 43052010-01-08 Ian Lance Taylor <iant@google.com>
4306
4307 PR 10287
4308 PR 11063
4309 * i386.cc (class Target_i386): Change return type of plt_section
4310 to be non-const.
4311 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4312 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4313 tls_desc_rel_ field.
4314 (Output_data_plt_i386::rel_tls_desc): New function.
4315 (Target_i386::rel_tls_desc_section): New function.
4316 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4317 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4318 R_386_TLS_DESC reloc in rel_tls_desc_section.
4319 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4320 Define struct Tlsdesc_info.
4321 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4322 (Target_x86_64::do_reloc_symbol_index): New function.
4323 (Target_x86_64::add_tlsdesc_info): New function.
4324 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4325 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4326 tlsdesc_rel_ field.
4327 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4328 all callers.
4329 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4330 (Target_x86_64::rela_tlsdesc_section): New function.
4331 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4332 handling.
4333 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4334 (Target_x86_64::do_reloc_addend): New function.
4335 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4336 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4337 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4338 (Output_reloc::type): New function.
4339 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4340 (Output_reloc::is_target_specific): New function.
4341 (Output_reloc::target_arg): New function.
4342 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4343 absolute relocs and target specific relocs.
4344 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4345 add_target_specific.
4346 (class Output_data_reloc) [SHT_RELA]: Likewise.
4347 * output.cc (Output_reloc::Output_reloc): Add four new versions
4348 for absolute relocs and target specific relocs.
4349 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4350 (Output_reloc::get_symbol_index): Likewise.
4351 (Output_reloc::local_section_offset): Check that local_sym_index_
4352 is not TARGET_CODE or 0.
4353 (Output_reloc::symbol_value): Likewise.
4354 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4355 reloc.
4356 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4357 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4358 functions.
4359 * layout.cc (add_target_dynamic_tags): Use output section for
4360 DT_PLTRELSZ and DT_JMPREL.
4361
3a44184e
ILT		 43622010-01-07 Ian Lance Taylor <iant@google.com>
4363
4364 PR 11061
4365 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4366 function.
4367 (class Output_data_reloc_generic): Define.
4368 (class Output_data_reloc_base): Change base class to
4369 Output_data_reloc_generic. Change add() method to call
4370 bump_relative_reloc_count for a relative reloc. Remove
4371 sort_relocs_ field.
4372 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4373 to sort_relocs().
4374 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4375 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4376 appropriate.
4377 * layout.h (class Layout): Update declaration.
4378
ea715a34
ILT		 43792010-01-07 Ian Lance Taylor <iant@google.com>
4380
4381 * output.h (class Output_data): Add const version of
4382 output_section and do_output_section.
4383 (class Output_section_data): Add const version of
4384 do_output_section.
4385 (class Output_section): Likewise.
4386 * layout.cc (Layout::add_target_dynamic_tags): New function.
4387 * layout.h (class Layout): Update declarations.
4388 * arm.cc (Target_arm::do_finalize_sections): Use
4389 add_target_dynamic_tags.
4390 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4391 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4392 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4393 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4394
659948a4
ILT		 43952010-01-07 Ian Lance Taylor <iant@google.com>
4396
4397 PR 11042
4398 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4399 object as needed.
4400
9d3b86f6
ILT		 44012010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4402 Ian Lance Taylor <iant@google.com>
4403
4404 PR 11019
4405 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4406 Xindex::read_symtab_xindex.
4407
bb0d3eb0
DK		 44082010-01-07 Doug Kwan <dougkwan@google.com>
4409
4410 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4411 (Insn_template::thumb16_bcond_insn): New method declaration.
4412 (Insn_template): Fix spelling.
4413 (Stub::thumb16_special): New method declaration.
4414 (Stub::do_write): Define virtual method which was previously pure
4415 virtual.
4416 (Stub::do_thumb16_special): New method declaration.
4417 (Stub::do_fixed_endian_write): New template member.
4418 (Reloc_stub::do_write): Remove.
4419 (Reloc_stub::do_fixed_endian_write): Remove.
4420 (Cortex_a8_stub): New class definition.
4421 (Stub_factory::make_cortex_a8_stub): New method definition.
4422 (Stub_factory::Stub_factory): Add missing static storage class
4423 qualifier for elf32_arm_stub_a8_veneer_blx.
4424
ffeef7df
ILT		 44252010-01-07 Ian Lance Taylor <iant@google.com>
4426
dc3f80fe
ILT		 4427 PR 10980
4428 * options.h (class General_options): Add --warn-unresolved-symbols
4429 and --error-unresolved-symbols.
4430 * errors.cc (Errors::undefined_symbol): Implement
4431 --warn-unresolved-symbols.
4432
ffeef7df
ILT		 4433 * options.h (class General_options): Add -z text and -z textoff.
4434 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4435
f1ec9ded
ST		 44362010-01-06 Sriraman Tallam <tmsriram@google.com>
4437
4438 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4439 (Garbage_collection::cident_sections): New function.
4440 (Garbage_collection::add_cident_section): New function.
4441 (Garbage_collection::cident_sections_): New member.
4442 (gc_process_relocs): Add references to sections whose names are C
4443 identifiers.
4444 * gold.h (cident_section_start_prefix): New constant.
4445 (cident_section_stop_prefix): New constant.
4446 (is_cident): New function.
4447 * layout.cc (Layout::define_section_symbols): Replace string constants
4448 with the newly defined constants.
4449 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4450 C identifiers.
4451 * testsuite/Makefile.am: Add gc_orphan_section_test.
4452 * testsuite/Makefile.in: Regenerate.
4453 * testsuite/gc_orphan_section_test.cc: New file.
4454 * testsuite/gc_orphan_section_test.sh: New file.
4455
6eda8c29
ILT		 44562010-01-06 Ian Lance Taylor <iant@google.com>
4457
b9674e17
ILT		 4458 PR 10980
4459 * options.h (class General_options): Add --warn-shared-textrel.
4460 * layout.cc (Layout::finish_dynamic_section): Implement
4461 --warn-shared-textrel.
4462
6eda8c29
ILT		 4463 PR 10980
4464 * options.h (class General_options): Add --warn-multiple-gp.
4465
32dcd44e
ILT		 44662010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4467
4468 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4469 $(THREADSLIB) and $(LIBDL).
4470 * Makefile.in: Rebuild.
4471
a192ba05
ILT		 44722010-01-06 Ian Lance Taylor <iant@google.com>
4473
4474 PR 10980
4475 * options.cc (General_options::parse_section_start): New function.
4476 (General_options::section_start): New function.
4477 (General_options::General_options): Initialize all members.
4478 * options.h: Include <map>
4479 (class General_options): Add --section-start. Add section_starts_
4480 member.
4481 * layout.cc (Layout::attach_allocated_section_to_segment): If
4482 --section-start was used, set the address of the segment. Remove
4483 local sort_sections.
4484 (Layout::relaxation_loop_body): If the address of the load segment
4485 has been set by --section-start, don't use it.
4486 * output.h (Output_segment::update_flags_for_output_section): New
4487 function.
4488 * output.cc (Output_segment::add_output_section): Call
4489 update_flags_for_output_section.
4490
dde3f402
ILT		 44912010-01-05 Ian Lance Taylor <iant@google.com>
4492
62dfdd4d
ILT		 4493 PR 10980
4494 * options.h (class General_options): Add --undefined-version.
4495 * script.cc (struct Version_expression): Add was_matched_by_symbol
4496 field.
4497 (Version_script_info::matched_symbol): New function.
4498 (Version_script_info::get_symbol_version_helper): Call
4499 matched_symbol.
4500 (Version_script_info::check_unmatched_names): New function.
4501 * script.h (class Version_script_info): Update declarations.
4502 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4503
9c4ae156
ILT		 4504 * options.h (class General_options): Use DEFINE_bool_alias for
4505 allow_multiple_definition.
4506 * resolve.cc (Symbol_table::should_override): Don't test
4507 allow_multiple_definition.
4508
dde3f402
ILT		 4509 PR 10980
4510 * options.h (class General_options): Add --cref.
4511 * main.cc (main): Print cref table if --cref. Don't close mapfile
4512 until after printing cref table.
4513 * cref.cc: Include "symtab.h".
4514 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4515 (Cref_table_compare::operator()): New function.
4516 (Cref_inputs::gather_cref): New function.
4517 (filecol): New static const.
4518 (Cref_inputs::print_cref): New function.
4519 (Cref::print_cref): New function.
4520 * cref.h: Include <cstdio>.
4521 (class Cref): Update declarations.
4522 * mapfile.h (Mapfile::file): New function.
4523 * object.h (class Object): Define Symbols. Declare virtual
4524 do_get_global_symbols.
4525 (Object::get_global_symbols): New function.
4526 * object.cc (Input_objects::add_object): Pass object to cref_ if
4527 --cref.
4528 (Input_objects::archive_start): Likewise.
4529 (Input_objects::archive_stop): Likewise.
4530 (Input_objects::print_cref): New function.
4531 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4532 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4533 --cref.
4534 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4535 function.
4536 * plugin.h (class Sized_pluginobj): Update declarations.
4537
8781f709
ILT		 45382010-01-05 Ian Lance Taylor <iant@google.com>
4539
4540 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4541 to is_default_version. Rename insdef to insdefault.
4542 (Symbol_table::add_from_relobj): Rename def to is_default_version
4543 and local to is_forced_local.
4544 (Symbol_table::add_from_pluginobj): Likewise.
4545 (Symbol_table::add_from_dynobj): Likewise.
4546 (Symbol_table::define_special_symbol): Rename insdef to
4547 insdefault.
4548
fe35d28d
ILT		 45492010-01-04 Ian Lance Taylor <iant@google.com>
4550
30bc8c46
ILT		 4551 PR 10980
4552 * options.h (class General_options): Add
4553 --allow-multiple-definition and -z muldefs.
4554 * resolve.cc (Symbol_table::should_override): Don't warn about a
4555 multiple symbol definition if --allow-multiple-definition or -z
4556 muldefs.
4557
7eaea549
ILT		 4558 PR 10980
4559 * options.h (class General_options): Add --add-needed and
4560 --copy-dt-needed-entries. Tweak --as-needed help entry.
4561 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4562 error if --copy-dt-needed-entries aka --add-needed is used and
4563 would cause a change in behaviour.
4564
fe35d28d
ILT		 4565 PR 10980
4566 * options.h (class General_options): Add -G as a short version of
4567 --shared. Add no-op options -assert, -g, and -i.
4568
55a2bb35
ST		 45692010-01-04 Sriraman Tallam <tmsriram@google.com>
4570
4571 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4572 check for .text or .gnu.linkonce.t sections.
4573 * icf.cc (Icf::find_identical_sections): Ditto.
4574 Change the detection for mangled function name within the section
4575 name.
4576 * icf.h (is_section_foldable_candidate): New function.
4577
719328e1
ILT		 45782009-12-30 Ian Lance Taylor <iant@google.com>
4579
4580 PR 10980
4581 * options.h (class General_options): Permit two dashes with
4582 --retain-symbols-file.
4583
d7bb5745
ILT		 45842009-12-30 Ian Lance Taylor <iant@google.com>
4585
403a15dd
ILT		 4586 PR 10979
4587 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4588 don't put the file header and segment headers in the text
4589 segment.
4590
eda294df
ILT		 4591 PR 10979
4592 * common.cc (Sort_commons::operator()): Stabilize sort when both
4593 entries are NULL.
4594 (Symbol_table::do_allocate_commons_list): When allocating common
4595 symbols, skip a symbol which is no longer common.
4596 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4597 an object before checking its type.
4598 * testsuite/common_test_2.c: New file.
4599 * testsuite/common_test_3.c: New file.
4600 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4601 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4602 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4603 (common_test_2_pic.o, common_test_2.so): New targets.
4604 (common_test_3_pic.o, common_test_3.so): New targets.
4605 * testsuite/Makefile.in: Rebuild.
4606
d7bb5745
ILT		 4607 PR 10979
4608 * script.cc (read_input_script): If we see a new SECTIONS clause,
4609 and we have added an input section, give an error.
4610 * layout.h (class Layout): Add have_added_input_section function.
4611 Add have_added_input_section_ field.
4612 * layout.cc (Layout::Layout): Initialize
4613 have_added_input_section_.
4614 (Layout::layout): Set have_added_input_section_.
4615 (Layout::layout_eh_frame): Likewise.
4616
fc59c572
ILT		 46172009-12-30 Ian Lance Taylor <iant@google.com>
4618
4619 PR 10931
4620 * options.h (class General_options): Add --sort-common option.
4621 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4622 * common.cc (Sort_common): Add sort_order parameter to
4623 constructor. Add sort_order_ field.
4624 (Sort_commons::operator): Check sort_order_.
4625 (Symbol_table::allocate_commons): Determine the sort order.
4626 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4627 Change all callers.
4628 (Symbol_table::do_allocate_commons_list): Likewise.
4629
1c74fab0
ILT		 46302009-12-30 Ian Lance Taylor <iant@google.com>
4631
4632 PR 10916
4633 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4634 symbols from this object, don't change the visibility of an
4635 undefined symbol.
4636 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4637
6affe781
ILT		 46382009-12-30 Ian Lance Taylor <iant@google.com>
4639
4640 PR 10861
4641 * script.h (class Version_script_info): Define Language enum.
4642 Update declarations. Define Glob, Exact, and Lookup types. Add
4643 new fields globals_, locals_, and is_finalized_.
4644 * script.cc: Various formatting fixes.
4645 (class Parser_closure): Change language_stack_ from a vector of
4646 std::string to one of Version_script_info::Language. Adjust all
4647 uses accordingly.
4648 (class Lazy_demangler): Remove.
4649 (struct Version_expression): Change language from std::string to
4650 Version_script_info::Language.
4651 (Version_script_info::Version_script_info): New function.
4652 (Version_script_info::~Version_script_info): Don't call clear.
4653 (Version_script_info::finalize): New function.
4654 (Version_script_info::build_lookup_tables): New function.
4655 (Version_script_info::build_expression_list_lookup): New
4656 function.
4657 (Version_script_info::get_symbol_version_helper): Rewrite to use
4658 lookup tables.
4659 (Version_script_info::print_expression_list): Adjust to use
4660 Version_script_info::Language.
4661 (script_push_lex_into_version_mode): Check that the version script
4662 has not been finalized.
4663 (version_script_push_lang): Change language string to
4664 Version_script_info::Language.
4665 * options.cc (Command_line::version_script): New function.
4666 * options.h (class General_options): Add finalize_dynamic_list
4667 function. Change version_script from declaration to definition.
4668 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4669 * testsuite/version_script.map: Remove duplicate def of foo.
4670 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4671 version_script.map.
4672 * testsuite/Makefile.in: Rebuild.
4673
818bf354
ILT		 46742009-12-30 Ian Lance Taylor <iant@google.com>
4675
4676 PR 10843
4677 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4678 if the input symbol index is 0, make the output symbol index 0.
4679
ebcc8304
ILT		 46802009-12-30 Ian Lance Taylor <iant@google.com>
4681
4682 PR 10670
4683 * options.h (class General_options): Add -x/--discard-all.
4684 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4685 --discard-all. If the local symbol needs a dynamic entry, check
4686 that before handling --discard-locals.
4687
176fe33f
ILT		 46882009-12-30 Ian Lance Taylor <iant@google.com>
4689
bb321bb1
ILT		 4690 PR 10450
4691 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4692 flags to PF_R.
4693 (Output_segment::add_output_section): Don't change the flags if
4694 the type is PT_TLS.
4695
176fe33f
ILT		 4696 PR 10450
4697 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4698 GNU hash table if they need a dynamic value. Otherwise, don't add
4699 them if they are defined in a dynamic object or are forced local.
4700
e8cd95c7
ILT		 47012009-12-29 Ian Lance Taylor <iant@google.com>
4702
1b81fb71
ILT		 4703 PR 10450
4704 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4705 .gnu.hash table for a 32-bit target.
4706
8d6d383d
ILT		 4707 PR 10450
4708 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4709 regular and a dynamic object only needs a dynamic symbol table
4710 entry if it is externally visible.
4711
e785ec03
ILT		 4712 PR 10450
4713 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4714 constructor. Add global_offset_table_ field.
4715 (Target_i386::got_section): Set global_offset_table_.
4716 (Target_i386::do_finalize_sections): Set global_offset_table_
4717 size.
4718 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4719 in constructor. Add global_offset_table_ field.
4720 (Target_x86_64::got_section): Set global_offset_table_.
4721 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4722 size.
4723
1a2dff53
ILT		 4724 * layout.cc (Layout::Layout): Initialize increase_relro_.
4725 (Layout::get_output_section): Add is_relro, is_last_relro, and
4726 is_first_non_relro parameters. Change all callers.
4727 (Layout::choose_output_section): Likewise.
4728 (Layout::add_output_section_data): Likewise.
4729 (Layout::make_output_section): Likewise.
4730 (Layout::set_segment_offsets): Clear increase_relro when using a
4731 linker script.
4732 * layout.h (class Layout): Add increase_relro method. Add
4733 increase_relro_ field. Update declarations.
4734 * output.cc (Output_section::Output_section): Initialize
4735 is_last_relro_ and is_first_non_relro_.
4736 (Output_segment::add_output_section): Group relro sections is
4737 do_sort is true. Handle is_last_relro and is_first_non_relro.
4738 (Output_segment::maximum_alignment): Remove relro handling.
4739 (Output_segment::set_section_addresses): Add increase_relro
4740 parameter. Change all callers. Add initial alignment to align
4741 relro sections on separate page. Remove old relro handling.
4742 (Output_segment::set_section_list_addresses): Remove in_relro
4743 parameter. Change all callers.
4744 (Output_segment::set_offset): Add increase parameter. Change all
4745 callers. Remove old relro handling.
4746 * output.h (class Output_section): Add new methods: is_last_relro,
4747 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4748 Add is_last_relro_ and is_first_non_relro_ fields.
4749 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4750 Create separate .got.plt section. Call increase_relro.
4751 * x86_64.cc (Target_x86_64::got_section): Likewise.
4752 * testsuite/relro_script_test.t: Add .got.plt.
4753
f0ba79e2
ILT		 4754 PR 10450
4755 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4756 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4757 (Layout::finalize): Call set_dynamic_symbol_size.
4758 (Layout::set_dynamic_symbol_size): New function.
4759 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4760 set_dynamic_symbol_size.
4761
e8cd95c7
ILT		 4762 PR 10450
4763 * output.h (class Output_section): Add is_entsize_zero_ field.
4764 * output.cc (Output_section::Output_section): Initialize
4765 is_entsize_zero_.
4766 (Output_section::set_entsize): If two different entsizes are
4767 requested, force it to zero.
4768 (Output_section::add_input_section): Set flags for .debug_str
4769 before updating section flags. Set entsize.
4770 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4771 and SHF_STRING if all input sections have those flags.
4772
3e1b9a8a
RÁE		 47732009-12-29 Rafael Espindola <espindola@google.com>
4774
4775 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4776 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4777 reporting.
3e1b9a8a 4778
3dcad376
ST		 47792009-12-29 Sriraman Tallam <tmsriram@google.com>
4780
4781 * options.cc (General_options::parse_version): Allow -v to exit
4782 without an error if there is nothing to link.
4783
084e2665
ILT		 47842009-12-29 Ian Lance Taylor <iant@google.com>
4785
4786 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4787 using a version of gcc before 4.1.
4788 * configure: Rebuild.
4789
250acde3
CD		 47902009-12-28 Chris Demetriou <cgd@google.com>
4791
4792 * attributes.cc (Output_attributes_section_data::do_write): Use
4793 std::vector::front rather than std::vector::data.
4794
99fff23b
ILT		 47952009-12-28 Ian Lance Taylor <iant@google.com>
4796
4797 * symtab.h (class Symbol_table): Add enum Defined.
4798 * resolve.cc (Symbol_table::should_override): Add defined
4799 parameter. Change all callers. Test whether object is NULL
4800 before calling a method on it.
4801 (Symbol_table::report_resolve_problem): Add defined parameter.
4802 Change all callers.
4803 (Symbol_table::should_override_with_special): Likewise.
4804 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4805 parameter. Change all callers.
4806 (Symbol_table::do_define_in_output_data): Likewise.
4807 (Symbol_table::define_in_output_segment): Likewise.
4808 (Symbol_table::do_define_in_output_segment): Likewise.
4809 (Symbol_table::define_as_constant): Likewise.
4810 (Symbol_table::do_define_as_constant): Likewise.
4811 * script.h (class Symbol_assignment): Add is_defsym parameter to
4812 constructor; change all callers.
4813 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4814 parameter. Change all callers. Add is_defsym_ field.
4815 (class Parser_closure): Add parsing_defsym parameter to
4816 constructor; change all callers. Add parsing_defsym accessor
4817 function. Add parsing_defsym_ field.
4818
556bd683
ILT		 48192009-12-28 Ian Lance Taylor <iant@google.com>
4820
4821 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4822 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4823
1782c879
ILT		 48242009-12-23 Ian Lance Taylor <iant@google.com>
4825
4826 * i386.cc (Target_i386::do_calls_non_split): Recognize
4827 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4828 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4829 -fsplit-stack prologue when using %r11.
1782c879 4830
329ca2b1
ST		 48312009-12-21 Sriraman Tallam <tmsriram@google.com>
4832
4833 * options.cc (General_options::parse_version): Make -v continue and do
4834 the link like GNU ld does.
4835
d675ff46
RÁE		 48362009-12-17 Rafael Avila de Espindola <espindola@google.com>
4837
4838 * Makefile.am (CCFILES): Add timer.cc.
4839 (HFILES): Add timer.h.
4840 * configure.ac: Check for sysconf and times.
4841 * main.cc: include timer.h.
4842 (main): Use Timer instead of get_run_time.
4843 * timer.cc: New.
4844 * timer.h: New.
4845 * workqueue.cc: include timer.h.
4846 (Workqueue::find_and_run_task):
4847 Report user, sys and wall time.
4848 * Makefile.in: Regenerate.
4849 * config.in: Regenerate.
4850 * configure: Regenerate.
4851
d6344fb5
DK		 48522009-12-16 Doug Kwan <dougkwan@google.com>
4853
4854 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4855 sections.
4856 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4857 relaxed input sections.
4858 * output.cc (Output_section::find_relaxed_input_section): Change
4859 return type to Output_relaxed_input_section pointer. Adjust code
4860 for new type of relaxed_input_section_map_.
4861 * output.h (Output_section::find_relaxed_input_section): Change
4862 return type to Output_relaxed_input_section pointer.
4863 (Output_section::Output_relaxed_input_section_by_input_section_map):
4864 New type.
4865 (Output_section::relaxed_input_section_map_): Change type to
4866 Output_section::Output_relaxed_input_section_by_input_section_map.
4867 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4868 input section.
4869
0e0d5469
ILT		 48702009-12-15 Ian Lance Taylor <iant@google.com>
4871
4872 * layout.cc (Layout::create_shstrtab): Only write out after input
4873 sections if we are compressing debug sections.
4874
0649a889
ILT		 48752009-12-15 Ian Lance Taylor <iant@google.com>
4876
4877 * archive.cc (Archive::add_symbols): Only look up a symbol without
4878 a version if there is, in fact, a version.
4879
2ea97941
ILT		 48802009-12-14 Ian Lance Taylor <iant@google.com>
4881
4882 Revert -Wshadow changes, all changes from:
4883 2009-12-11 Doug Kwan <dougkwan@google.com>
4884 2009-12-11 Nick Clifton <nickc@redhat.com>
4885 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4886
b0eec2cc
DK		 48872009-12-11 Doug Kwan <dougkwan@google.com>
4888
4889 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4890 due to -Wshadow.
4891 * attributes.cc (Object_attribute::size): Ditto.
4892 (Attributes_section_data::size): Ditto.
4893 (Attributes_section_data::Attributes_section_data): Ditto.
4894 (Output_attributes_section_data::do_write): Ditto.
4895 * attributes.h (Object_attribute::set_type): Ditto.
4896 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4897
91d6fa6a
NC		 48982009-12-11 Nick Clifton <nickc@redhat.com>
4899
4900 * archive.cc: Fix shadowed variable warnings.
4901 * arm.cc: Likewise.
4902 * compressed_output.cc: Likewise.
4903 * compressed_output.h: Likewise.
4904 * configure: Likewise.
4905 * dwarf_reader.cc: Likewise.
4906 * dynobj.cc: Likewise.
4907 * dynobj.h: Likewise.
4908 * ehframe.cc: Likewise.
4909 * ehframe.h: Likewise.
4910 * errors.cc: Likewise.
4911 * expression.cc: Likewise.
4912 * fileread.cc: Likewise.
4913 * fileread.h: Likewise.
4914 * freebsd.h: Likewise.
4915 * i386.cc: Likewise.
4916 * icf.cc: Likewise.
4917 * incremental.h: Likewise.
4918 * layout.cc: Likewise.
4919 * layout.h: Likewise.
4920 * mapfile.cc: Likewise.
4921 * merge.cc: Likewise.
4922 * merge.h: Likewise.
4923 * object.cc: Likewise.
4924 * object.h: Likewise.
4925 * options.h: Likewise.
4926 * output.cc: Likewise.
4927 * output.h: Likewise.
4928 * parameters.cc: Likewise.
4929 * plugin.cc: Likewise.
4930 * powerpc.cc: Likewise.
4931 * reduced_debug_output.cc: Likewise.
4932 * reduced_debug_output.h: Likewise.
4933 * reloc.cc: Likewise.
4934 * reloc.h: Likewise.
4935 * resolve.cc: Likewise.
4936 * script-sections.cc: Likewise.
4937 * script.cc: Likewise.
4938 * script.h: Likewise.
4939 * sparc.cc: Likewise.
4940 * symtab.cc: Likewise.
4941 * symtab.h: Likewise.
4942 * target-select.cc: Likewise.
4943 * target-select.h: Likewise.
4944 * token.h: Likewise.
4945 * workqueue.cc: Likewise.
4946 * workqueue.h: Likewise.
4947 * x86_64.cc: Likewise.
4948
a0351a69
DK		 49492009-12-10 Doug Kwan <dougkwan@google.com>
4950
4951 * arm.cc (attributes.h): New include.
4952 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4953 (Arm_relobj::~Arm_relobj): Delete object pointed by
4954 attributes_section_data_.
4955 (Arm_relobj::attributes_section_data): New method definition.
4956 (Arm_relobj::attributes_section_data_): New data member declaration.
4957 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4958 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4959 attributes_section_data_.
4960 (Arm_dynobj::attributes_section_data): New method definition.
4961 (Arm_dynobj::attributes_section_data_): New data member declaration.
4962 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4963 initialization value of may_use_blx_ to false.
4964 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4965 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4966 object attributes to compute results instead of hard-coding.
4967 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4968 Target_arm::get_secondary_compatible_arch,
4969 Target_arm::set_secondary_compatible_arch
4970 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4971 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4972 New method declarations.
4973 (Target_arm::get_aeabi_object_attribute): New method definition.
4974 (Target_arm::attributes_section_data_): New data member declaration.
4975 (read_arm_attributes_section): New template definition.
4976 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4977 (Arm_dynobj::do_read_symbols): Ditto.
4978 (Target_arm::do_finalize_sections): Merge attributes sections from
4979 input. Check for BLX use after attributes section merging.
4980 Fix __exidx_start and __exidx_end visibility. Create an
4981 .ARM.attributes section if necessary.
4982 (Target_arm::get_secondary_compatible_arch,
4983 Target_arm::set_secondary_compatible_arch,
4984 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4985 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 4986 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 4987 New method definitions.
4988
b59befec
ILT		 49892009-12-09 Ian Lance Taylor <iant@google.com>
4990
4991 * plugin.cc (Plugin::load): Don't cast from void* to a function
4992 pointer.
4993
1276bc89
ILT		 49942009-12-09 Ian Lance Taylor <iant@google.com>
4995
4996 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4997 information fields.
4998
2f2de248
L		 49992009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5000
5001 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5002 Replace two_file_shared_1.so with two_file_shared_2.so.
5003 * testsuite/Makefile.in: Regenerated.
5004
4f787271
DK		 50052009-12-08 Doug Kwan <dougkwan@google.com>
5006
5007 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5008 (HFILES): Add attributes.h and int_encoding.h.
5009 * Makefile.in: Regenerate.
5010 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5011 function definitions to int_encoding.cc
5012 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5013 prototypes to int_encoding.h
5014 * reduced_debug_output.cc (int_encoding.h): New include.
5015 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5016 function definitions to int_encoding.cc
5017 (insert_into_vector, read_from_pointer): Move template definitions to
5018 int_encoding.h
5019 * attributes.cc: New file.
5020 * attributes.h: New file.
5021 * int_encoding.cc: New file.
5022 * int_encoding.h: New file.
5023
20b52f1a
RÁE		 50242009-12-07 Rafael Avila de Espindola <espindola@google.com>
5025
5026 PR gold/11055
5027 * incremental-dump.cc (dump_incremental_inputs): New.
5028 (main): Use dump_incremental_inputs.
5029
53d7974c
L		 50302009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5031
5032 PR gold/10893
5033 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5034 checking elfcpp::STT_FUNC.
5035 (Target_i386::Relocate::relocate): Likewise.
5036 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5037
5038 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5039 symbols from shared libraries into normal FUNC symbols.
5040
5041 * symtab.h (Symbol): Add is_func and use it.
5042
05a352e6
DK		 50432009-12-05 Doug Kwan <dougkwan@google.com>
5044
5045 * arm.cc (Target_arm::arm_info): Initialize new fields
5046 attributes_section and attributes_vendor.
5047 * i386.cc (Target_i386::i386_info): Same.
5048 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5049 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5050 fields attributes_section and attributes_vendor.
53d7974c 5051 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 5052 * target.h (Target::attributes_section, Target::attributes_vendor,
5053 Target::is_attributes_section, Target::attribute_arg_type,
5054 Target::attributes_order): New method definitions.
5055 (Target::Target_info::attributes_section,
5056 Target::Target_info::attributes_vendor): New fields.
5057 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5058 virtual method definitions.
5059 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5060 attributes_section and attributes_vendor.
5061 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5062
f4e5969c
DK		 50632009-12-05 Doug Kwan <dougkwan@google.com>
5064
5065 * arm.cc: Update comments about interworking and stub generation.
5066 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5067 considered as non-PIC.
5068 (Arm_relocate_functions::base_abs): Fix formatting.
5069 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5070 of function to use GOT entry address instead of offset.
5071 (Target_arm::Scan::global): Issue an error if a symbol would need a
5072 PLT does not get one because it is untyped. Remove code to create
5073 dynamic symbols for relative branches.
5074 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5075 takes unsigned integer instead of boolean.
5076
1abce4a6
L		 50772009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5078
5079 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5080 (two_file_test_LDADD): Likewise.
5081 (common_test_1_LDADD): Likewise.
5082 (exception_test_LDADD) Likewise.
5083 (weak_test_LDADD): Likewise.
5084 (many_sections_test_LDADD): Likewise.
5085 (initpri1_LDADD): Likewise.
5086 (script_test_1_LDADD): Likewise.
5087 (script_test_2_LDADD): Likewise.
5088 (justsyms_LDADD): Likewise.
5089 (binary_test_LDADD): Likewise.
5090 (large_LDADD): Likewise.
5091 * testsuite/Makefile.in: Regenerated.
5092
adcf2816 50932009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 5094
adcf2816
L		 5095 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5096 (Symbol_table::override_with_special): Likewise.
5097 (Symbol_table::add_from_object): Likewise.
5098
28e67f5d
RÁE		 50992009-12-04 Rafael Avila de Espindola <espindola@google.com>
5100
5101 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5102 Don't set the data_offset twice.
5103
ae10a101
RÁE		 51042009-12-04 Rafael Avila de Espindola <espindola@google.com>
5105
5106 * testsuite/Makefile.in: Regenerate.
5107
f59f41f3
DK		 51082009-12-03 Doug Kwan <dougkwan@google.com>
5109
5110 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5111 (Target_arm::do_finalize_sections): Add parameter for symbol table
5112 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5113 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5114 parameter for symbol table pointer.
5115 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5116 an additional parameter for a pointer to symbol table.
5117 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5118 parameter for a symbol table pointer.
5119 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5120 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5121 Ditto.
5122 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5123 parameter for a symbol table pointer.
5124
ca55d848
RÁE		 51252009-12-03 Rafael Avila de Espindola <espindola@google.com>
5126
5127 * incremental.cc (Incremental_inputs_header)
5128 (Incremental_inputs_header_write, Incremental_inputs_entry)
5129 (Incremental_inputs_entry_write): Move ...
5130 * incremental.h (Incremental_inputs_header)
5131 (Incremental_inputs_header_write, Incremental_inputs_entry)
5132 (Incremental_inputs_entry_write): here.
5133
3aec4f9c
RÁE		 51342009-12-02 Rafael Avila de Espindola <espindola@google.com>
5135
5136 * incremental.cc (make_sized_incremental_binary): Set the target.
5137 Error if it is incompatible.
5138 * output.h (Output_file): Add filename method.
5139
9c0ae74d
RÁE		 51402009-12-02 Rafael Avila de Espindola <espindola@google.com>
5141
5142 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5143 from the get_* methods.
5144
a45500ae
RÁE		 51452009-12-02 Rafael Avila de Espindola <espindola@google.com>
5146
5147 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5148 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5149 Write 0 for the data_offset of scripts.
5150
325e6408
RÁE		 51512009-12-02 Rafael Avila de Espindola <espindola@google.com>
5152
5153 * testsuite/Makefile.am: Add the incremental_test.sh test.
5154 * testsuite/incremental_test.sh: New.
5155 * testsuite/incremental_test_1.c: New.
5156 * testsuite/incremental_test_2.c: New.
5157
954c3e2e
RÁE		 51582009-12-01 Rafael Avila de Espindola <espindola@google.com>
5159
5160 * incremental-dump.cc (main): Fix typos.
5161
f8086623
RÁE		 51622009-11-27 Rafael Avila de Espindola <espindola@google.com>
5163
5164 PR gold/11025
5165 * incremental-dump.cc (main): Use llu to print 64 bit values.
5166
3b0dd6ac
L		 51672009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5168 H.J. Lu <hongjiu.lu@intel.com>
5169
5170 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5171 $(LIBDL).
5172 (incremental_dump_LDADD): Likewise.
5173 * Makefile.in: Regenerated.
5174
a6d1ef57 51752009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 5176
a6d1ef57
DK		 5177 Revert:
5178
5179 2009-11-25 Doug Kwan <dougkwan@google.com>
5180
5181 * arm.cc (Target_arm::Target_arm): Move method definition
5182 outside of class definition. Add code to handle
5183 --target1-rel, --target1-abs and --target2= options.
5184 (Target_arm::get_reloc_reloc_type): Change method to be
5185 non-static and const.
5186 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5187 New data member declaration.
5188 (Target_arm::Scan::local, Target_arm::Scan::global,
5189 Target_arm::Relocate::relocate,
5190 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5191 Adjust call to Target_arm::get_real_reloc_type.
5192 (Target_arm::get_real_reloc_type): Use command line options
5193 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5194 * options.h (--target1-rel, --target1-abs, --target2): New
5195 ARM-only options.
5196
50aeb7d4
DK		 51972009-11-25 Doug Kwan <dougkwan@google.com>
5198
5199 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5200 class definition. Add code to handle --target1-rel, --target1-abs
5201 and --target2= options.
5202 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5203 and const.
5204 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5205 member declaration.
5206 (Target_arm::Scan::local, Target_arm::Scan::global,
5207 Target_arm::Relocate::relocate,
5208 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5209 call to Target_arm::get_real_reloc_type.
5210 (Target_arm::get_real_reloc_type): Use command line options to
5211 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5212 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5213 options.
5214
51938283
DK		 52152009-11-25 Doug Kwan <dougkwan@google.com>
5216
5217 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5218 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5219 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5220 formatting.
5221 (Arm_relocate_functions::thm_call): Replace body with a call to
5222 Arm_relocate_functions::thumb_branch_common.
5223 (Arm_relocate_functions::thm_jump24,
5224 Arm_relocate_functions::thm_xpc22): New method definitions.
5225 (Arm_relocate_functions::thumb_branch_common): New method definition.
5226 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5227 operator.
5228 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5229 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5230
e2b8f3c4
RÁE		 52312009-11-24 Rafael Avila de Espindola <espindola@google.com>
5232
5233 * Makefile.am: Build incremental-dump
5234 * Makefile.in: Regenerate.
5235 * incremental-dump.cc: New.
5236 * incremental.cc (Incremental_inputs_header_data,
5237 Incremental_inputs_entry_data): Move to incremental.h
5238 * incremental.h: (Incremental_inputs_header_data,
5239 Incremental_inputs_entry_data): Move from incremental.cc
5240
bcba9aec
RÁE		 52412009-11-24 Rafael Avila de Espindola <espindola@google.com>
5242
5243 * incremental.cc (Incremental_inputs_header,
5244 Incremental_inputs_header_write, Incremental_inputs_entry,
5245 Incremental_inputs_entry_write): Add a typedef with the data type.
5246
7c3afe08
RÁE		 52472009-11-24 Rafael Avila de Espindola <espindola@google.com>
5248
5249 * incremental.cc (Incremental_inputs_header,
5250 Incremental_inputs_header_write, Incremental_inputs_entry,
5251 Incremental_inputs_entry_write): Update comment about which
5252 type has the filed descriptions.
5253
d204b6e9
DK		 52542009-11-15 Doug Kwan <dougkwan@google.com>
5255
5256 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5257 (Arm_relocate_functions::arm_branch_common): Change method defintion
5258 in class definition to a method declaration and update list of formal
5259 parameters.
5260 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5261 Arm_relocation_functions::jump24): Adjust call to
5262 Arm_relocate_functions::arm_branch_common. Update list of formal
5263 parameters.
5264 (Arm_relocate_functions::xpc25): New method definition.
5265 (Arm_relocate_functions::arm_branch_common): Move method defintion
5266 out from class definition. Use stubs for mode-switching and extending
5267 branch ranges.
5268 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5269 specially. Change code to enable use of stubs in ARM branches.
5270
43d12afe
DK		 52712009-11-10 Doug Kwan <dougkwan@google.com>
5272
5273 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5274 in method declaration.
5275 (Target_arm::relocate_stub): New method declaration.
5276 (Target_arm::default_target): Change to return a pointer instead of
5277 a const reference.
5278 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5279 Target_arm::default_target.
5280 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5281 method definition.
5282 (Target_arm::relocate_section): Adjust view.
5283 (Target_arm::relocate_stub): New method definition.
5284
ac33a407
DK		 52852009-11-10 Doug Kwan <dougkwan@google.com>
5286
5287 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5288 a format warning.
5289 * incremental.cc (open_incremental_binary): Initialized local
5290 variables to avoid warnings.
5291 * object.cc (make_elf_object): Ditto.
5292 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5293 a format warning.
e1df38aa 5294
88ee28e9
L		 5295009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5296
5297 PR gold/10930
5298 * testsuite/plugin_test.c: Include "config.h".
5299
2daedcd6
DK		 53002009-11-09 Doug Kwan <dougkwan@google.com>
5301
5302 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5303 (arm_symbol_value): Remove.
5304 (Arm_relocate_functions::arm_branch_common,
5305 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5306 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5307 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5308 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5309 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5310 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5311 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5312 Arm_relocate_functions::thm_mobw_abs_nc,
5313 Arm_relocate_functions::thm_mov_abs,
5314 Arm_relocate_functions::movw_prel_nc,
5315 Arm_relocate_functions::thm_movt_abs,
5316 Arm_relocate_functions::movt_prel,
5317 Arm_relocate_functions::thm_movw_prel_nc,
5318 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5319 (Target_arm::Relocate::relocate): Only decompose address into two
5320 parts if relocation type uses the thumb-bit and pass the actual
5321 bit instead of a flag indicating that the thumb-bit is used. Adjust
5322 calls to methods in Arm_relocate_functions for this change.
5323
1276bc89 53242009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 5325
5326 PR 10925
5327 * reloc.cc: Instantiate
5328 Sized_relobj::initialize_input_to_output_maps and
5329 Sized_relobj:free_input_to_output_maps.
5330
e53ad1b5
ILT		 53312009-11-06 Ian Lance Taylor <iant@google.com>
5332
5333 PR 10876
5334 * defstd.cc (in_segment): Set only_if_ref true for "end".
5335
eb44217c
DK		 53362009-11-06 Doug Kwan <dougkwan@google.com>
5337
5338 * arm.cc (class Reloc_stub): Correct a comment.
5339 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5340 (Target_arm::scan_section_for_stubs): New method declaration.
5341 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5342 Change methods from private to protected.
5343 (Target_arm::do_may_relax): New method definition.
5344 (Target_arm::do_relax, Target_arm::group_sections,
5345 Target_arm::scan_reloc_for_stub,
5346 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5347 (Target_arm::arm_input_section_map_): New data member declaration.
5348 (Target_arm::scan_reloc_for_stub,
5349 Target_arm::scan_reloc_section_for_stubs,
5350 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5351 Target_arm::do_relax): New method definitions.
5352
5d329b7d
ILT		 53532009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5354
5355 * configure.ac: Check for (struct stat)::st_mtim
5356 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5357 * config.in: Regenerate.
5358 * configure: Regenerate.
5359
96a0d71b
ILT		 53602009-11-05 Ian Lance Taylor <iant@google.com>
5361
5362 PR 10910
5363 * output.cc (Output_segment::add_output_section): Add missing
5364 return statement.
5365
594c8e5e
ILT		 53662009-11-04 Ian Lance Taylor <iant@google.com>
5367
5368 PR 10880
5369 * object.h (class Object): Add is_needed and set_is_needed
5370 methods. Add is_needed_ field. Make bool fields into bitfields.
5371 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5372 defined in a dynamic object and referenced by a regular object,
5373 set is_needed for the dynamic object.
5374 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5375 if the file is marked with as_needed and it is not needed.
5376
22b127cc
ILT		 53772009-11-04 Ian Lance Taylor <iant@google.com>
5378
5379 PR 10887
5380 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5381 tags if data is discarded by linker script.
5382 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5383 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5384 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5385 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5386
f5c870d2
ILT		 53872009-11-04 Ian Lance Taylor <iant@google.com>
5388
5389 * layout.cc (Layout::get_output_section): Add is_interp and
5390 is_dynamic_linker_section parameters. Change all callers.
5391 (Layout::choose_output_section): Likewise.
5392 (Layout::make_output_section): Likewise.
5393 (Layout::add_output_section_data): Add is_dynamic_linker_section
5394 parameter. Change all callers.
5395 * layout.h (class Layout): Update declarations.
5396 * output.h (class Output_section): Add is_interp, set_is_interp,
5397 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5398 Add is_interp_, is_dynamic_linker_section_ fields. Change
5399 generate_code_fills_at_write_ to a bitfield.
5400 * output.cc (Output_section::Output_sections): Initialize new
5401 fields.
5402 (Output_segment::add_output_section): Add do_sort parameter.
5403 Change all callers.
5404
1ae4d23b
ILT		 54052009-11-03 Ian Lance Taylor <iant@google.com>
5406
5407 PR 10860
5408 * options.h (class General_options): Add --warn-common.
5409 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5410 merging two common symbols.
5411 (Symbol_table::should_override): Handle --warn-common when merging
5412 a common symbol with a defined symbol. Use report_resolve_problem
5413 for multiple definitions.
5414 (Symbol_table::report_resolve_problem): New function.
5415 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5416
55da9579
DK		 54172009-11-03 Doug Kwan <dougkwan@google.com>
5418
5419 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5420 stub_factory_.
5421 (Target_arm::stub_factory): New method definition.
5422 (Target_arm::new_arm_input_section,
5423 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5424 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 5425 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 5426 New type definitions.
5427 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5428 member declarations.
5429 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5430 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5431 New method definitions.
5432
37a9ac43
ILT		 54332009-11-03 Ian Lance Taylor <iant@google.com>
5434
5435 * options.h (class General_options): Add --warn_constructors.
5436
b3d6a3d4
ILT		 54372009-11-03 Ian Lance Taylor <iant@google.com>
5438
5439 PR 10893
5440 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5441 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5442
934b01dd
ILT		 54432009-11-03 Ian Lance Taylor <iant@google.com>
5444
5445 PR 10895
5446 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5447 --msgid-bugs-address.
5448 (install-pdf): New target.
5449 (install-data_yes): Look up one directory to find mkinstalldirs.
5450
03c1939b
L		 54512009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5452
5453 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5454 tree.
5455
ebd95253
DK		 54562009-10-30 Doug Kwan <dougkwan@google.com>
5457
5458 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5459
e9bbb538
DK		 54602009-10-30 Doug Kwan <dougkwan@google.com>
5461
5462 * arm.cc (Stub_addend_reader): New struct template definition
5463 and partial specializations.
5464 (Stub_addend_reader::operator()): New method definition for a
5465 partially specialized template.
5466
d5b40221
DK		 54672009-10-30 Doug Kwan <dougkwan@google.com>
5468
5469 * arm.cc (Arm_relobj::processor_specific_flags): New method
5470 definition.
5471 (Arm_relobj::do_read_symbols): New method declaration.
5472 (Arm_relobj::processor_specific_flags_): New data member declaration.
5473 (Arm_dynobj): New class definition.
5474 (Target_arm::do_finalize_sections): Add input_objects parameter.
5475 (Target_arm::do_adjust_elf_header): New method declaration.
5476 (Target_arm::are_eabi_versions_compatible,
5477 (Target_arm::merge_processor_specific_flags): New method declaration.
5478 (Target_arm::do_make_elf_object): New overloaded method definitions
5479 and declaration.
5480 (Arm_relobj::do_read_symbols): New method definition.
5481 (Arm_dynobj::do_read_symbols): Ditto.
5482 (Target_arm::do_finalize_sections): Add input_objects parameters.
5483 Merge processor-specific flags from all input objects.
5484 (Target_arm::are_eabi_versions_compatible,
5485 Target_arm::merge_processor_specific_flags,
5486 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5487 New method definitions.
5488 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5489 Input_objects pointer type parameter.
5490 * layout.cc (Layout::finalize): Pass input objects to target's.
5491 finalize_sections function.
5492 * output.cc (Output_file_header::do_sized_write): Set ELF file
5493 header's processor-specific flags.
5494 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5495 Input_objects pointer type parameter.
5496 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5497 * target.h (Input_objects): New forward class declaration.
5498 (Target::processor_specific_flags,
5499 Target::are_processor_specific_flags_sect): New method definitions.
5500 (Target::finalize_sections): Add input_objects parameter.
5501 (Target::Target): Initialize processor_specific_flags_ and
5502 are_processor_specific_flags_set_.
5503 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5504 parameter.
5505 (Target::set_processor_specific_flags): New method definition.
5506 (Target::processor_specific_flags_,
5507 Target::are_processor_specific_flags_set_): New data member
5508 declarations.
5509 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5510 Input_objects pointer type parameter.
5511
ebabffbd
DK		 55122009-10-30 Doug Kwan <dougkwan@google.com>
5513
5514 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5515
ad0f2072
ILT		 55162009-10-28 Ian Lance Taylor <iant@google.com>
5517
5518 * object.h (class Relobj): Drop options parameter from
5519 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5520 do_scan_relocs, do_relocate. Change all callers.
5521 (class Sized_relobj): Drop options parameters from
5522 do_gc_process_relocs, do_scan_relocs, do_relocate,
5523 do_relocate_sections, relocate_sections, emit_relocs_scan,
5524 emit_relocs_scan_reltype. Change all callers.
5525 (struct Relocate_info): Remove options field and all references to
5526 it.
5527 * reloc.h (class Read_relocs): Remove options constructor
5528 parameter and options_ field. Change all callers.
5529 (class Gc_process_relocs, class Scan_relocs): Likewise.
5530 (class Relocate_task): Likewise.
5531 * target-reloc.h (scan_relocs): Remove options parameter. Change
5532 all callers.
5533 (scan_relocatable_relocs): Likewise.
5534 * target.h (class Sized_target): Remove options parameter from
5535 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5536 all callers.
5537 * gc.h (gc_process_relocs): Remove options parameter. Change all
5538 callers.
5539 * arm.cc: Update functions to remove options parameters.
5540 * i386.cc: Likewise.
5541 * powerpc.cc: Likewise.
5542 * sparc.cc: Likewise.
5543 * x86_64.cc: Likewise.
5544 * testsuite/testfile.cc: Likewise.
5545
8ffa3667
DK		 55462009-10-28 Doug Kwan <dougkwan@google.com>
5547
5548 * arm.cc (Arm_relobj): New class definition.
e1df38aa 5549 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 5550 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5551 New method definitions.
5552
40f36857
CC		 55532009-10-28 Cary Coutant <ccoutant@google.com>
5554
5555 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5556 (Plugin::cleanup_done_): New member.
5557 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5558 (Plugin_manager::cleanup_done_): Remove.
5559 (Plugin_manager::add_input_file): Edit error message.
5560 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5561 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5562
2c849493
ILT		 55632009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5564
5565 * fileread.cc: (File_read::View::~View): Use the new
5566 data_ownership_ filed.
5567 (File_read::~File_read): Dispose the new whole_file_view_.
5568 (File_read::open): Mmap the whole file if needed.
5569 (File_read::open): Use whole_file_view_ instead of contents_.
5570 (File_read::find_view): Use whole_file_view_ if applicable.
5571 (File_read::do_read): Use whole_file_view_ instead of contents_.
5572 (File_read::make_view): Use whole_file_view_ instead of contents_,
5573 update File_read::View::View call.
5574 (File_read::find_or_make_view): Update File_read::View::View
5575 call.
5576 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5577 remove contents_
5578 (File_read::View::Data_ownership): New enum.
5579 (File_read::View::View): Replace bool mapped_ with Data_ownership
5580 argument.
5581 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5582 (File_read::View::data_ownership_): New field.
5583 (File_read::contents_): Remove (replaced by whole_file_view_).
5584 (File_read::whole_file_view_): New field.
5585 * options.h (class General_options): Add --keep-files-mapped.
5586
24998053
CC		 55872009-10-27 Cary Coutant <ccoutant@google.com>
5588
5589 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5590 * testsuite/Makefile.am (plugin_test_5): New test case.
5591 * testsuite/Makefile.in: Regenerate.
5592
72adc4fa
DK		 55932009-10-25 Doug Kwan <dougkwan@google.com>
5594
5595 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5596 from private to protected to allow access by child class.
5597 (Sized_relobj::do_relocate_sections): New method declaration.
5598 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 5599 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 5600 Sized_relobj::relocate_sections. Instantiate template explicitly
5601 for different target sizes and endianity.
5602
07f508a2
DK		 56032009-10-24 Doug Kwan <dougkwan@google.com>
5604
5605 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5606 (Arm_input_section::as_arm_input_section): New method.
5607 (Arm_output_section): New class definition.
5608 (Arm_output_section::create_stub_group,
5609 Arm_output_section::group_sections): New method definitions.
5610
10ad9fe5
DK		 56112009-10-22 Doug Kwan <dougkwan@google.com>
5612
5613 * arm.cc (Arm_input_section): New class definition.
5614 (Arm_input_section::init, Arm_input_section:do_write,
5615 Arm_input_section::set_final_data_size,
5616 Arm_input_section::do_reset_address_and_file_offset): New method
5617 definitions.
5618
56ee5e00
DK		 56192009-10-21 Doug Kwan <dougkwan@google.com>
5620
5621 * arm.cc (Stub_table, Arm_input_section): New forward class
5622 declarations.
5623 (Stub_table): New class defintion.
5624 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5625 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5626 New method definition.
5627
b569affa
DK		 56282009-10-21 Doug Kwan <dougkwan@google.com>
5629
5630 * arm.cc: Update copyright comments.
5631 (Target_arm): New forward class template declaration.
5632 (Arm_address): New type.
5633 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5634 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5635 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5636 constants.
5637 (Insn_template): Same.
5638 (DEF_STUBS): New macro.
5639 (Stub_type): New enum type.
5640 (Stub_template): New class definition.
5641 (Stub): Same.
5642 (Reloc_stub): Same.
5643 (Stub_factory): Same.
5644 (Target_arm::Target_arm): Initialize may_use_blx_ and
5645 should_force_pic_veneer_.
5646 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5647 Target_arm::should_force_pic_veneer,
5648 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5649 Target_arm::using_thumb_only, Target_arm:;default_target): New
5650 method defintions.
5651 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5652 New data member declarations.
5653 (Insn_template::size, Insn_template::alignment): New method defintions.
5654 (Stub_template::Stub_template): New method definition.
5655 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5656 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5657 (Stub_factory::Stub_factory): New method definition.
5658 * gold.h (string_hash): New template.
5659 * output.h (Input_section_specifier::hash_value): Use
5660 gold::string_hash.
5661 (Input_section_specifier::string_hash): Remove.
5662 * stringpool.cc (Stringpool_template::string_hash): Use
5663 gold::string_hash.
5664
6c172549
DK		 56652009-10-20 Doug Kwan <dougkwan@google.com>
5666
5667 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5668 symbols of relaxed input sections.
5669 * output.h (Output_section::find_relaxed_input_section): Make
5670 method public.
5671
c5617f2f
DK		 56722009-10-16 Doug Kwan <dougkwan@google.com>
5673
5674 * dynobj.cc (Versions::Versions): Initialize version_script_.
5675 Only insert base version symbol definition for a shared object
5676 if version script defines any version versions.
5677 (Versions::define_base_version): New method definition.
5678 (Versions::add_def): Check that base version is not needed.
5679 (Versions::add_need): Define base version lazily.
5680 * dynobj.h (Versions::define_base_version): New method declaration.
5681 (Versions::needs_base_version_): New data member declaration.
5682 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5683 (check_DATA): Add no_version_test.stdout.
5684 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5685 New make rules.
5686 * testsuite/Makefile.in: Regenerate.
5687 * testsuite/no_version_test.c: New file.
5688 * testsuite/no_version_test.sh: Ditto.
5689
3c12dcdb
DK		 56902009-10-16 Doug Kwan <dougkwan@google.com>
5691
5692 * expression.cc (class Segment_start_expression): New class definition.
5693 (Segment_start_expression::value): New method definition.
5694 (script_exp_function_segment_start): Return a new
5695 Segment_start_expression.
5696 * gold/script-c.h (script_saw_segment_start_expression): New function
5697 prototype.
5698 * script-sections.cc (Script_sections::Script_sections): Initialize
5699 SAW_SEGMENT_START_EXPRESSION_ to false.
5700 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5701 and -Tbbs options to specify section addresses if given in
5702 command line and no SEGMENT_START expression is seen in a script.
5703 * script-sections.h (Script_sections::saw_segment_start_expression,
5704 Script_sections::set_saw_segment_start_expression): New method
5705 definition.
5706 (Script_sections::saw_segment_start_expression_): New data member
5707 declaration.
5708 * script.cc (script_saw_segment_start_expression): New function.
5709 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5710 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5711 script_test_7.sh and script_test_8.sh.
5712 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5713 script_test_8.stdout.
5714 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5715 (script_test_6, script_test_6.stdout, script_test_7,
5716 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5717 * Makefile.in: Regenerate.
5718 * testsuite/script_test_6.sh: New file.
5719 * testsuite/script_test_6.t: Same.
5720 * testsuite/script_test_7.sh: Same.
5721 * testsuite/script_test_7.t: Same.
5722 * testsuite/script_test_8.sh: Same.
5723
64b1ae37
DK		 57242009-10-16 Doug Kwan <dougkwan@google.com>
5725
5726 * output.cc (Output_segment::set_section_list_address): Cast
5727 expressions to unsigned long long type to avoid format warnings.
5728
661be1e2
ILT		 57292009-10-15 Ian Lance Taylor <iant@google.com>
5730
12edd763 5731 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 5732 dot assignment to script_sections_.
12edd763
ILT		 5733 * script-sections.cc (Script_sections::add_dot_assignment):
5734 Initialize if necessary.
5735
68b6574b
ILT		 5736 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5737 program headers with no load segment if there is a linker script.
5738
661be1e2
ILT		 5739 * layout.cc (Layout::set_segment_offsets): Align the file offset
5740 to the segment aligment for -N or -n with no load segment.
5741 * output.cc (Output_segment::add_output_section): Don't crash if
5742 the first section is a TLS section.
5743 (Output_segment::set_section_list_addresses): Print an error
5744 message if the address moves backward in a linker script.
5745 * script-sections.cc
5746 (Output_section_element_input::set_section_addresses): Don't
5747 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5748 (Orphan_output_section::set_section_addresses): Likewise.
5749
f15f61a7
DK		 57502009-10-15 Doug Kwan <dougkwan@google.com>
5751
5752 * layout.cc (Layout::finish_dynamic_section): Generate tags
5753 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5754 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5755 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5756
82bb573a
ILT		 57572009-10-14 Ian Lance Taylor <iant@google.com>
5758
5759 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5760 fields.
5761 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5762 data_shdr fields of relinfo.
5763 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5764 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5765 R_386_TLS_LDO_32, adjust based on section flags.
5766 (Target_i386::Relocate::fix_up_ldo): Remove.
5767
374ad285
ILT		 57682009-10-13 Ian Lance Taylor <iant@google.com>
5769
5770 Add support for -pie.
5771 * options.h (class General_options): Add -pie and
5772 --pic-executable.
5773 (General_options::output_is_position_independent): Test -pie.
5774 (General_options::output_is_executable): Return true if not shared
5775 and not relocatable.
5776 (General_options::output_is_pie): Remove.
5777 * options.cc (General_options::finalize): Reject incompatible uses
5778 of -pie.
5779 * gold.cc (queue_middle_tasks): A -pie link is not static.
5780 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5781 * symtab.cc (Symbol::final_value_is_known): Return false if
5782 output_is_position_independent.
5783 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5784 output_is_position_independent.
5785 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5786 output_is_position_independent.
5787 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5788 output_is_position_independent.
5789 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5790 two_file_pie_test.
5791 (basic_pie_test.o, basic_pie_test): New targets.
5792 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5793 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5794 (two_file_pie_test): New target.
5795 * testsuite/Makefile.in: Rebuild.
5796 * README: Remove note saying that -pie is not supported.
5797
c6585162
ILT		 57982009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5799
5800 * options.h (class General_options): Add -init and -fini.
5801 * layout.cc (Layout::finish_dynamic_section): Emit
5802 given init and fini functions.
5803
032ce4e9
ST		 58042009-10-13 Sriraman Tallam <tmsriram@google.com>
5805
5806 * gc.h (gc_process_relocs): Check if icf is enabled using new
5807 function.
5808 * gold.cc (queue_initial_tasks): Likewise.
5809 (queue_middle_tasks): Likewise.
5810 * object.cc (do_layout): Likewise.
5811 * symtab.cc (is_section_folded): Likewise.
5812 * main.cc (main): Likewise.
5813 * reloc.cc (Read_relocs::run): Likewise.
5814 (Sized_relobj::do_scan_relocs): Likewise.
5815 * icf.cc (is_function_ctor_or_dtor): New function.
5816 (Icf::find_identical_sections): Check if function is ctor or dtor when
5817 safe icf is chosen.
5818 * options.h (General_options::icf): Change option to be an enum.
5819 (Icf_status): New enum.
5820 (icf_enabled): New method.
5821 (icf_safe_folding): New method.
5822 (set_icf_status): New method.
5823 (icf_status_): New variable.
5824 * (options.cc) (General_options::finalize): Set icf_status_.
5825 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5826 icf_test and icf_keep_unique_test to use the --icf enum flag.
5827 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5828 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5829
f345227a
ST		 58302009-10-12 Sriraman Tallam <tmsriram@google.com>
5831
5832 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5833 includes to gc.h and icf.h.
5834 * arm.cc: Include gc.h.
5835 * gold.cc: Likewise.
5836 * i386.cc: Likewise.
5837 * powerpc.cc: Likewise.
5838 * sparc.cc: Likewise.
5839 * x86_64.cc: Likewise.
5840 * gc.h: Include icf.h.
5841
1c7814ed
ILT		 58422009-10-11 Ian Lance Taylor <iant@google.com>
5843
5844 * plugin.cc: Include "gold.h" before other header files.
5845
ae3b5189
CD		 58462009-10-10 Chris Demetriou <cgd@google.com>
5847
5848 * options.h (Input_file_argument::Input_file_type): New enum.
5849 (Input_file_argument::is_lib_): Replace with...
5850 (Input_file_argument::type_): New member.
5851 (Input_file_argument::Input_file_argument): Take Input_file_type
5852 'type' rather than boolean 'is_lib' as second argument.
5853 (Input_file_argument::is_lib): Use type_.
5854 (Input_file_argument::is_searched_file): New function.
5855 (Input_file_argument::may_need_search): Handle is_searched_file.
5856 * options.cc (General_options::parse_library): Support -l:filename.
5857 (General_options::parse_just_symbols): Update for Input_file_argument
5858 changes.
5859 (Command_line::process): Likewise.
5860 * archive.cc (Archive::get_file_and_offset): Likewise.
5861 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5862 * script.cc (read_script_file, script_add_file): Likewise.
5863 * fileread.cc (Input_file::Input_file): Likewise.
5864 (Input_file::will_search_for): Handle is_searched_file.
5865 (Input_file::open): Likewise.
5866 * readsyms.cc (Read_symbols::get_name): Likewise.
5867 * testsuite/Makefile.am (searched_file_test): New test.
5868 * testsuite/Makefile.in: Regenerate.
5869 * testsuite/searched_file_test.cc: New file.
5870 * testsuite/searched_file_test_lib.cc: New file.
5871
f3048a1d
ILT		 58722009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5873 Ian Lance Taylor <iant@google.com>
5874
5875 * descriptor.cc: Include <cstdio> and "binary-io.h".
5876 (Descriptors::open): Open the files in binary mode always.
5877 * script.cc (Lex::get_token): Treat \r as whitespace.
5878
d4780e57
ILT		 58792009-10-09 Ian Lance Taylor <iant@google.com>
5880
5881 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5882
d9a893b8
ILT		 58832009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5884 Ian Lance Taylor <iant@google.com>
5885
5886 * configure.ac: Check for readv function also.
5887 * fileread.cc (readv): Define if not HAVE_READV.
5888 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5889 does not exist.
5890 * config.in: Regenerate.
5891 * configure: Regenerate.
5892
c0a62865
DK		 58932009-10-09 Doug Kwan <dougkwan@google.com>
5894
5895 * layout.cc (Layout::make_output_section): Call target hook to make
5896 ordinary output section.
5897 (Layout::finalize): Adjust parameter list of call the
5898 Target::may_relax().
5899 * layout.h (class Layout::section_list): New method.
5900 * merge.h (Output_merge_base::entsize): Change visibility to public.
5901 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5902 New methods.
5903 (Output_merge_string::do_is_string): New method.
5904 * object.cc (Sized_relobj::do_setup): renamed from
5905 Sized_relobj::set_up.
5906 * object.h (Sized_relobj::adjust_shndx,
5907 Sized_relobj::initializ_input_to_output_maps,
5908 Sized_relobj::free_input_to_output_maps): Change visibilities to
5909 protected.
5910 (Sized_relobj::setup): Virtualize.
5911 (Sized_relobj::do_setup): New method declaration.
5912 (Sized_relobj::invalidate_section_offset,
5913 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5914 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5915 * options.cc (parse_int): New function.
5916 * options.h (parse_int): New declaration.
5917 (DEFINE_int): New macro.
5918 (stub_group_size): New option.
5919 * output.cc (Output_section::Output_section): Initialize memebers
5920 merge_section_map_, merge_section_by_properties_map_,
5921 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5922 (Output_section::add_input_section): Handled deferred code-fill
5923 generation and remove an old comment.
5924 (Output_section::add_relaxed_input_section): New method definition.
5925 (Output_section::add_merge_input_section): Use merge section by
5926 properties map to speed to search. Update merge section maps
5927 as appropriate.
5928 (Output_section::build_relaxation_map): New method definition.
5929 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5930 Same.
5931 (Output_section::relax_input_section): Renamed to
5932 Output_section::convert_input_sections_to_relaxed_sections and change
5933 interface to take a vector of pointers to relaxed sections.
5934 (Output_section::find_merge_section,
5935 Output_section::find_relaxed_input_section): New method definitions.
5936 (Output_section::is_input_address_mapped,
5937 Output_section::output_offset, Output_section::output_address):
5938 Use output section data maps to speed up searching.
5939 (Output_section::find_starting_output_address): Add comments.
5940 (Output_section::do_write,
5941 Output_section::write_to_postprocessing_buffer): Do code-fill
5942 generation as appropriate.
5943 (Output_section::get_input_sections): Invalidate relaxed input section
5944 map.
5945 (Output_section::restore_states): Adjust type of checkpoint .
5946 Invalidate relaxed input section map.
5947 * output.h (Output_merge_base): New class declaration.
5948 (Input_section_specifier): New class defintion.
5949 (class Output_relaxed_input_section) Change base class to
5950 Output_section_data_build.
5951 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5952 base class initializer.
5953 (Output_section::add_relaxed_input_section): New method declaration.
5954 (Output_section::Input_section): Change visibility to protected.
5955 (Output_section::Input_section::relobj,
5956 Output_section::Input_section::shndx): Handle relaxed input sections.
5957 Output_section::input_sections) Change visibility to protected. Also
5958 define overload to return a non-const pointer.
5959 (Output_section::Merge_section_properties): New class defintion.
5960 (Output_section::Merge_section_by_properties_map,
5961 Output_section::Output_section_data_by_input_section_map,
5962 Output_section::Relaxation_map): New types.
5963 (Output_section::relax_input_section): Rename method to
5964 Output_section::convert_input_sections_to_relaxed_sections and change
5965 interface to take a vector of relaxed section pointers.
5966 (Output_section::find_merge_section,
5967 Output_section::find_relaxed_input_section,
5968 Output_section::build_relaxation_map,
5969 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5970 New method declarations.
5971 (Output_section::merge_section_map_
5972 Output_section::merge_section_by_properties_map_,
5973 Output_section::relaxed_input_section_map_,
5974 Output_section::is_relaxed_input_section_map_valid_,
5975 Output_section::generate_code_fills_at_write_): New data members.
5976 * script-sections.cc
5977 (Output_section_element_input::set_section_addresses): Call
5978 current_data_size and addralign methods of relaxed input sections.
5979 (Orphan_output_section::set_section_addresses): Call current_data_size
5980 and addralign methods of relaxed input sections.
5981 * symtab.cc (Symbol_table::compute_final_value): Extract template
5982 from the body of Symbol_table::sized_finalize_symbol.
5983 (Symbol_table::sized_finalized_symbol): Call
5984 Symbol_table::compute_final_value.
5985 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5986 (Symbol_table::compute_final_value): New templated method declaration.
5987 * target.cc (Target::do_make_output_section): New method defintion.
5988 * target.h (Target::make_output_section): New method declaration.
5989 (Target::relax): Add more parameters for input objects, symbol table
5990 and layout. Adjust call to do_relax.
5991 (Target::do_make_output_section): New method declaration.
5992 (Target::do_relax): Add parameters for input objects, symbol table
5993 and layout.
5994
d446d6c4
ILT		 59952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5996
5997 * pread.c: Include stdio.h.
5998
bc06c745
ILT		 59992009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6000
6001 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6002 defined.
6003
75aea3d0
ILT		 60042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6005
6006 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6007 Change read_shndx type to unsigned int.
6008 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6009 int.
6010 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6011 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6012 Change read_shndx type to unsigned int.
6013 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6014 int.
6015 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6016 * layout.cc (Layout::create_symtab_sections): Cast the result of
6017 local_symcount * symsize to off_t in the gold_assert.
6018
be8fcb75
ILT		 60192009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6020
6021 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6022 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6023 R_ARM_BASE_ABS.
6024 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6025 (Arm_relocate_functions::thm_abs5): New function.
6026 (Arm_relocate_functions::abs12): New function.
6027 (Arm_relocate_functions::abs16): New function.
6028 (Arm_relocate_functions::base_abs): New function.
6029 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6030 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6031 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6032 R_ARM_BASE_ABS.
6033 (Scan::global): Likewise.
6034 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6035 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6036 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6037 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6038 R_ARM_BASE_ABS.
6039
c2a122b6
ILT		 60402009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6041
6042 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6043 (Arm_relocate_functions::movt_prel): New function.
6044 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6045 (Arm_relocate_functions::thm_movt_prel): New function.
6046 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6047 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6048 (Scan::global, Relocate::relocate): Likewise.
6049 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6050
c4aa1e2d
ILT		 60512009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6052
6053 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6054 Incremental_checker.
6055 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6056 unsigned int.
6057 (class Incremental_inputs_header): New class.
6058 (Incremental_inputs_header_writer): Edit comment.
6059 (Incremental_inputs_entry): New class.
6060 (Incremental_inputs_entry_writer): Edit comment.
6061 (Sized_incremental_binary::do_find_incremental_inputs_section):
6062 Add *strtab_shndx parameter, fill it.
6063 (Sized_incremental_binary::do_check_inputs): New method.
6064 (Incremental_checker::can_incrementally_link_output_file): Use
6065 Sized_incremental_binary::check_inputs.
6066 (Incremental_inputs::report_command_line): Save command line in
6067 command_line_.
6068 * incremental.h:
6069 (Incremental_binary::find_incremental_inputs_section): New
6070 method.
6071 (Incremental_binary::do_find_incremental_inputs_section): Add
6072 strtab_shndx parameter.
6073 (Incremental_binary::do_check_inputs): New pure virtual method.
6074 (Sized_incremental_binary::do_check_inputs): Declare.
6075 (Incremental_checker::Incremental_checker): Add incremental_inputs
6076 parameter, use it to initialize incremental_inputs_.
6077 (Incremental_checker::incremental_inputs_): New field.
6078 (Incremental_checker::command_line): New method.
6079 (Incremental_checker::inputs): New method.
6080 (Incremental_checker::command_line_): New field.
6081
c549a694
ILT		 60822009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6083
6084 * incremental.cc: Include <cstdarg> and "target-select.h".
6085 (vexplain_no_incremental): New function.
6086 (explain_no_incremental): New function.
6087 (Incremental_binary::error): New method.
6088 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6089 method.
6090 (make_sized_incremental_binary): New function.
6091 (open_incremental_binary): New function.
6092 (can_incrementally_link_file): Add checks if output is ELF and has
6093 inputs section.
6094 * incremental.h: Include "elfcpp_file.h" and "output.h".
6095 (Incremental_binary): New class.
6096 (Sized_incremental_binary): New class.
6097 (open_incremental_binary): Declare.
6098 * object.cc (is_elf_object): Use
6099 elfcpp::Elf_recognizer::is_elf_file.
6100 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6101 * output.h (Output_file::filesize): New method.
6102
fd3c5f0b
ILT		 61032009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6104
6105 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6106 New function.
6107 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6108 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6109 function.
6110 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6111 function.
6112 (Arm_relocate_functions::movw_abs_nc): New function.
6113 (Arm_relocate_functions::movt_abs): New function.
6114 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6115 (Arm_relocate_functions::thm_movt_abs): New function.
6116 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6117 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6118 (Scan::global): Likewise.
6119 (Relocate::relocate): Likewise.
6120 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6121
7f5309a5
ILT		 61222009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6123
6124 * arm.cc (Arm_relocate_functions::got_prel) New function.
6125 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6126 (Relocate::relocate): Likewise.
6127 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6128
364c7fa5
ILT		 61292009-10-06 Ian Lance Taylor <iant@google.com>
6130
6131 * options.h (class General_options): Define
6132 split_stack_adjust_size parameter.
6133 * object.h (class Object): Add uses_split_stack_ and
6134 has_no_split_stack_ fields. Add uses_split_stack and
6135 has_no_split_stack accessor functions. Declare
6136 handle_split_stack_section.
6137 (class Reloc_symbol_changes): Define.
6138 (class Sized_relobj): Define Function_offsets. Declare
6139 split_stack_adjust, split_stack_adjust_reltype, and
6140 find_functions.
6141 * object.cc (Object::handle_split_stack_section): New function.
6142 (Sized_relobj::do_layout): Call handle_split_stack_section.
6143 * dynobj.cc (Sized_dynobj::do_layout): Call
6144 handle_split_stack_section.
6145 * reloc.cc (Sized_relobj::relocate_sections): Call
6146 split_stack_adjust for executable sections in split_stack
6147 objects. Pass reloc_map to relocate_section.
6148 (Sized_relobj::split_stack_adjust): New function.
6149 (Sized_relobj::split_stack_adjust_reltype): New function.
6150 (Sized_relobj::find_functions): New function.
6151 * target-reloc.h: Include "object.h".
6152 (relocate_section): Add reloc_symbol_changes parameter. Change
6153 all callers.
6154 * target.h (class Target): Add calls_non_split method. Declare
6155 do_calls_non_split virtual method. Declare match_view and
6156 set_view_to_nop.
6157 * target.cc: Include "elfcpp.h".
6158 (Target::do_calls_non_split): New function.
6159 (Target::match_view): New function.
6160 (Target::set_view_to_nop): New function.
6161 * gold.cc (queue_middle_tasks): Give an error if mixing
6162 split-stack and non-split-stack objects with -r.
6163 * i386.cc (Target_i386::relocate_section): Add
6164 reloc_symbol_changes parameter.
6165 (Target_i386::do_calls_non_split): New function.
6166 * x86_64.cc (Target_x86_64::relocate_section): Add
6167 reloc_symbol_changes parameter.
6168 (Target_x86_64::do_calls_non_split): New function.
6169 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6170 parameter.
6171 * powerpc.cc (Target_powerpc::relocate_section): Add
6172 reloc_symbol_changes parameter.
6173 * sparc.cc (Target_sparc::relocate_section): Add
6174 reloc_symbol_changes parameter.
6175 * configure.ac: Call AM_CONDITIONAL for the default target.
6176 * configure: Rebuild.
6177 * testsuite/Makefile.am (TEST_AS): New variable.
6178 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6179 (check_DATA): Add split_i386 and split_x86_64 files.
6180 (SPLIT_DEFSYMS): Define.
6181 (split_i386_[1234n].o): New targets.
6182 (split_i386_[124]): New targets.
6183 (split_i386_[1234r].stdout): New targets.
6184 (split_x86_64_[1234n].o): New targets.
6185 (split_x86_64_[124]): New targets.
6186 (split_x86_64_[1234r].stdout): New targets.
6187 (MOSTLYCLEANFILES): Add new executables.
6188 * testsuite/split_i386.sh: New file.
6189 * testsuite/split_x86_64.sh: New file.
6190 * testsuite/split_i386_1.s: New file.
6191 * testsuite/split_i386_2.s: New file.
6192 * testsuite/split_i386_3.s: New file.
6193 * testsuite/split_i386_4.s: New file.
6194 * testsuite/split_i386_n.s: New file.
6195 * testsuite/split_x86_64_1.s: New file.
6196 * testsuite/split_x86_64_2.s: New file.
6197 * testsuite/split_x86_64_3.s: New file.
6198 * testsuite/split_x86_64_4.s: New file.
6199 * testsuite/split_x86_64_n.s: New file.
6200 * testsuite/testfile.cc (Target_test): Update relocation_section
6201 function.
6202 * testsuite/Makefile.in: Rebuild.
6203
e8a9fcda
ILT		 62042009-10-06 Ian Lance Taylor <iant@google.com>
6205
6206 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6207 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6208 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6209 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6210 the address on ldo_addrs_.
6211 (Target_i386::Relocate::fix_up_ldo): New function.
6212
e99daf92
ILT		 62132009-10-06 Rafael Espindola <espindola@google.com>
6214
6215 * plugin.cc (add_input_library): New.
6216 (Plugin::load): Add add_input_library to tv.
6217 (Plugin_manager::add_input_file): Add the is_lib argument.
6218 (add_input_file): Update call to Plugin_manager::add_input_file.
6219 (add_input_library): New.
6220 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6221
966d4097
DK		 62222009-09-30 Doug Kwan <dougkwan@google.com>
6223
6224 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6225 symbol and call Symbol::may_need_copy_reloc to determine if
6226 a copy reloc is needed.
6227 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6228 nocopyreloc is given in command line.
6229 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6230 given in command line.
6231 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6232 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6233 of the removed Target_i386::may_need_copy_reloc.
6234 * options.h (copyreloc): New option with default value false.
6235 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6236 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6237 instead of the removed Target_powerpc::may_need_copy_reloc.
6238 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6239 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6240 instead of the removed Target_sparc::may_need_copy_reloc.
6241 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6242 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6243 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6244 instead of the removed Target_x86_64::may_need_copy_reloc.
6245
029ba973
ILT		 62462009-09-30 Ian Lance Taylor <iant@google.com>
6247
6248 * object.h (class Object): Remove target_ field, and target,
6249 sized_target, and set_target methods.
6250 (Object::sized_target): Remove.
6251 (class Sized_relobj): Update declarations. Remove sized_target.
6252 * object.cc (Sized_relobj::setup): Remove target parameter.
6253 Change all callers.
6254 (Input_objects::add_object): Don't do anything with the target.
6255 (make_elf_sized_object): Add punconfigured parameter. Change all
6256 callers. Set or test parameter target.
6257 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6258 Change all callers.
6259 * parameters.cc (Parameters::set_target): Change parameter type to
6260 be non-const.
6261 (Parameters::default_target): Remove.
6262 (set_parameters_target): Change parameter type to be non-const.
6263 (parameters_force_valid_target): New function.
6264 (parameters_clear_target): New function.
6265 * parameters.h (class Parameters): Update declarations. Remove
6266 default_target method. Add sized_target and clear_target
6267 methods. Change target_ to be non-const.
6268 (set_parameters_target): Update declaration.
6269 (parameters_force_valid_target): Declare.
6270 (parameters_clear_target): Declare.
6271 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6272 as NULL if we aren't searching.
6273 (Add_symbols::run): Don't check for compatible target.
6274 * fileread.cc (Input_file::open_binary): Call
6275 parameters_force_valid_target.
6276 * gold.cc (queue_middle_tasks): Likewise.
6277 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6278 set_target on object.
6279 * dynobj.h (class Sized_dynobj): Update declarations.
6280 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6281 make_elf_object returns NULL.
6282 (Archive::include_member): Don't check whether object target is
6283 compatible.
6284 * output.cc (Output_section::add_input_section): Get target from
6285 parameters.
6286 (Output_section::relax_input_section): Likewise.
6287 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6288 parameters.
6289 (Sized_relobj::do_scan_relocs): Likewise.
6290 (Sized_relobj::relocate_sections): Likewise.
6291 * resolve.cc (Symbol_table::resolve): Likewise.
6292 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6293 parameter. Change all callers.
6294 (Symbol_table::add_from_object): Get target from parameters.
6295 (Symbol_table::add_from_relobj): Don't check object target.
6296 (Symbol_table::add_from_dynobj): Likewise.
6297 (Symbol_table::define_special_symbol): Get target from
6298 parameters.
6299 * symtab.h (class Symbol_table): Update declaration.
6300 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6301 parameter. Change all callers. Clear parameter target.
6302 (Binary_test): Test target here.
6303 * testsuite/object_unittest.cc (gold_testsuite): Remove
6304 target_test_pointer parameter. Change all callers.
6305 (Object_test): Test target here.
6306
a6a22b83
ILT		 63072009-09-26 Ian Lance Taylor <iant@google.com>
6308
6309 * testsuite/initpri1.c: Don't try to use constructor priorities if
6310 compiling with gcc before 4.3.
6311
6a8f49fe
ILT		 63122009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6313
6314 * testsuite/retain_symbols_file_test.sh (check_present): Change
6315 output file name to retain_symbols_file_test.stdout.
6316 (check_absent): Likewise.
6317
8c604651
CS		 63182009-09-18 Craig Silverstein <csilvers@google.com>
6319
6320 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6321 * options.cc: Include <cerrno> and <fstream>.
6322 (General_options::finalize): Parse -retain-symbols-file tag.
6323 * options.h: New flag.
6324 (General_options): New method should_retain_symbol, new
6325 variable symbols_to_retain.
6326 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6327 should_retain_symbol map.
6328 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6329 * testsuite/Makefile.in: Regenerate.
6330 * testsuite/retain_symbols_file_test.sh: New file.
6331
ca58b19f
NC		 63322009-09-18 Nick Clifton <nickc@redhat.com>
6333
6334 * po/es.po: Updated Spanish translation.
6335
20e6d0d6
DK		 63362009-09-17 Doug Kwan <dougkwan@google.com>
6337
6338 * debug.h (DEBUG_RELAXATION): New constant.
6339 (DEBUG_ALL): Add DEBUG_RELAXATION.
6340 (debug_string_to_enum): Add relaxation debug option.
6341 * layout.cc
6342 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6343 Layout::Relaxation_debug_check::read_sections,
6344 Layout::Relaxation_debug_check::read_sections): New method definitions.
6345 (Layout::Layout): Initialize data members
6346 record_output_section_data_from_scrips_,
6347 script_output_section_data_list_ and relaxation_debug_check_.
6348 (Layout::save_segments, Layout::restore_segments,
6349 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6350 Layout::relaxation_loop_body): New method definitions.
6351 (Layout::finalize): Support relaxation. Move section layout code to
6352 Layout::relaxation_loop_body.
6353 (Layout::set_asection_address_from_script): Move code for orphan
6354 section placement out.
6355 (Layout::place_orphan_sections_in_script): New method definition.
6356 * layout.h (Output_segment_headers, Output_file_header):
6357 New forward class declarations.
6358 (Layout::~Layout): Define.
6359 (Layout::new_output_section_data_from_script): New method definition.
6360 (Layout::place_orphan_sections_in_script): New method declaration.
6361 (Layout::Segment_states): New type declaration.
6362 (Layout::save_segments, Layout::restore_segments,
6363 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6364 Layout::relaxation_loop_body): New method declarations.
6365 (Layout::Output_section_data_list): New type declaration.
6366 (Layout::Relaxation_debug_check): New class definition.
6367 (Layout::record_output_section_data_from_script_,
6368 Layout::script_output_section_data_list_, Layout::segment_states_,
6369 Layout::relaxation_debug_check_): New data members.
6370 * output.cc: (Output_section_headers::do_size): New method definition.
6371 (Output_section_headers::Output_section_headers): Move size
6372 computation to Output_section_headers::do_size.
6373 (Output_segment_headers::do_size): New method definition.
e1df38aa 6374 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 6375 Output_file_header::do_size and call it.
6376 (Output_file_header::do_size): New method definition.
6377 (Output_data_group::Output_data_group): Adjust call to
6378 Output_section_data.
6379 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6380 (Output_symtab_xindex::do_write): Add array bound check.
6381 (Output_section::Input_section::print_to_mapfile): Handle
6382 RELAXED_INPUT_SECTION_CODE.
6383 (Output_section::Output_section): Initialize data member checkpoint_.
6384 (Output_section::~Output_section): Delete checkpoint object pointed
6385 by checkpoint_.
6386 (Output_section::add_input_section): Always add an Input_section if
6387 relaxing.
6388 (Output_section::add_merge_input_section): Add assert.
6389 (Output_section::relax_input_section): New method definition.
6390 (Output_section::set_final_data_size): Set load address to zero for
6391 an unallocated section.
6392 (Output_section::do_address_and_file_offset_have_reset_values):
6393 New method definition.
6394 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6395 Handle relaxed input section.
6396 (Output_section::sort_attached_input_sections): Checkpoint input
6397 section list lazily.
6398 (Output_section::get_input_sections): Change type of input_sections to
6399 list of Simple_input_section pointers. Checkpoint input section list
6400 lazily. Also handle relaxed input sections.
6401 (Output_section::add_input_section_for_script): Take a reference to
6402 a Simple_input_section object instead of Relobj pointer and section
6403 index as parameter. Handle relaxed input sections.
6404 (Output_section::save_states, Output_section::restore_states): New
6405 method definitions.
6406 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6407 (Output_data::is_data_size_fixed): New method definition.
6408 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6409 if it is fixed.
6410 (Output_data::address_and_file_offset_have_reset_values): New method
6411 definition.
6412 (Output_data::do_address_and_file_offset_have_reset_values): New method
6413 definition.
6414 (Output_data::set_data_size): Check that data size is not fixed.
6415 (Output_data::fix_data_size): New method definition.
6416 (Output_data::is_data_size_fixed_): New data member.
6417 (Output_section_headers::set_final_data_size): New method definition.
6418 (Output_section_headers::do_size): New method declaration.
6419 (Output_segment_headers::set_final_data_size): New method definition.
6420 (Output_segment_headers::do_size): New method declaration.
6421 (Output_file_header::set_final_data_size)::New method definition.
6422 (Output_file_header::do_size)::New method declaration.
6423 (Output_section_data::Output_section_data): Add new parameter
6424 is_data_size_fixed and use it to fix data size.
6425 (Output_data_const::Output_data_const): Adjust call to base class
6426 constructor and fix data size.
6427 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6428 base class constructor and fix data size.
6429 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6430 base class constructor and fix data size.
6431 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6432 class constructor and fix data size.
6433 (Output_data_group::set_final_data_size): New method definition.
6434 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6435 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6436 class constructor and fix data size.
6437 (Output_relaxed_input_section): New class definition.
6438 (Output_section::Simple_input_section): New class definition.
6439 (Output_section::get_input_sections): Adjust parameter list.
6440 (Output_section::add_input_section_for_script): Same.
6441 (Output_section::save_states, Output_section::restore_states,
6442 Output_section::do_address_and_file_offset_have_reset_values,
6443 (Output_section::Input_section::Input_section): Handle
6444 RELAXED_INPUT_SECTION_CODE. Add new overload for
6445 Output_relaxed_input_section.
6446 (Output_section::Input_section::is_input_section,
6447 Output_section::Input_section::set_output_section): Handle relaxed
6448 input section.
6449 (Output_section::Input_section::is_relaxed_input_section,
6450 Output_section::Input_section::output_section_data,
6451 Output_section::Input_section::relaxed_input_section): New method
6452 definitions.
6453 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6454 value.
6455 (Output_section::Input_section::u1_): Update comments.
6456 (Output_section::Input_section::u2_): Add new union member poris.
6457 (Output_section::Checkpoint_output_section): New classs definition.
6458 (Output_section::relax_input_section): New method declaration.
6459 (Output_section::checkpoint_): New data member.
6460 (Output_segment): Update comments.
6461 (Output_segment::Output_segment): Un-privatize copy constructor.
6462 (Output_segment::operator=): Un-privatize.
6463 * script-sections.cc (Output_section_element::Input_section_list):
6464 Change element type to Output_section::Simple_input_section.
6465 (Output_section_element_dot_assignment::set_section_addresses):
6466 Register output section data for relaxation clean up.
6467 (Output_data_exression::Output_data_expression): Adjust call to base
6468 constructor to fix data size.
6469 (Output_section_element_data::set_section_addresses): Register
6470 Output_data_expression object for relaxation clean up.
6471 (struct Input_section_info): Replace Relobj pointer and section index
6472 pair with Output_section::Simple_input_section and Convert struct to a
6473 class.
6474 (Input_section_sorter::operator()): Adjust access to
e1df38aa 6475 Input_section_info data member to use accessors.
20e6d0d6
DK		 6476 (Output_section_element_input::set_section_addresses): Use layout
6477 parameter. Adjust code to use Output_section::Simple_input_section
6478 and Input_secction_info classes. Register filler for relaxation
6479 clean up.
6480 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6481 and section index pair with Output_section::Simple_input_section
6482 class. Adjust code accordingly.
6483 (Phdrs_element::release_segment): New method definition.
6484 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6485 segment list.
6486 (Script_sections::release_segments): New method definition.
6487 * gold/script-sections.h (Script_sections::release_segments): New
6488 method declaration.
6489 * gold/target.h (Target::may_relax, Target::relax,
6490 Target::do_may_relax, Target::do_relax): New method definitions.
6491
5e445df6
ILT		 64922009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6493
6494 * arm.cc (has_signed_unsigned_overflow): New function.
6495 (Arm_relocate_functions::abs8): New function.
6496 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6497 (Target_arm::Scan::global): Likewise.
6498 (Target_arm::relocate::relocate): Likewise.
6499 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6500 Likewise.
6501
8c604651 65022009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 6503
6504 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6505 * testsuite/Makefile.in: Regenerate.
6506
1e9cc1c2
NC		 65072009-09-11 Nick Clifton <nickc@redhat.com>
6508
6509 * po/gold.pot: Updated by the Translation project.
6510
6a89f575
CC		 65112009-09-08 Cary Coutant <ccoutant@google.com>
6512
6513 * output.cc (Output_file::open): Add execute permission to empty file.
6514 * testsuite/Makefile.am (permission_test): New test.
6515 * testsuite/Makefile.in: Regenerate.
6516
fdcac5af
ILT		 65172009-09-02 Ian Lance Taylor <iant@google.com>
6518
6519 * output.cc (Output_file::resize): Call map_no_anonymous rather
6520 than map.
6521
44453f85
ILT		 65222009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6523
6524 * gold.cc: Include "incremental.h".
6525 (queue_initial_tasks): Call Incremental_checker methods.
6526 * incremental.cc: Include "output.h".
6527 (Incremental_checker::can_incrementally_link_output_file): New
6528 method.
6529 * incremental.h (Incremental_checker): New class.
6530
6531 * output.cc (Output_file::open_for_modification): New method.
6532 (Output_file::map_anonymous): Changed return type to bool. Record
6533 map in base_ field.
6534 (Output_file::map_no_anonymous): New method, broken out of map.
6535 (Output_file::map): Use map_no_anonymous and map_anonymous.
6536 * output.h (class Output_file): Update declarations.
6537
293c1386
CC		 65382009-08-24 Cary Coutant <ccoutant@google.com>
6539
6540 * options.h (Command_line::Pre_options): New class.
6541 (Command_line::pre_options): New member.
6542 * options.cc (gold::options::ready_to_register): New variable.
6543 (One_option::register_option): Do nothing if not registering options.
6544 Assert if same short option registered twice.
6545 (General_options::General_options): Turn off option registration when
6546 done constructing.
6547 (Command_line::Pre_options::Pre_options): New constructor.
6548
f773f3d2
CC		 65492009-08-24 Cary Coutant <ccoutant@google.com>
6550
06a73cfe
CC		 6551 * options.h (General_options::no_keep_memory): Remove incorrect
6552 short option.
f773f3d2 6553
a15af8e2
RW		 65542009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6555
6556 * Makefile.am (am__skiplex, am__skipyacc): New.
6557 * Makefile.in: Regenerate.
6558
c462b41b
RW		 65592009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6560
14ec8efd
RW		 6561 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6562 (INCLUDES): ... this.
6563 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6564 (AM_CPPFLAGS): Renamed from ...
6565 (INCLUDE): ... this.
6566 * Makefile.in, testsuite/Makefile.in: Regenerate.
6567
81ecdfbb
RW		 6568 * Makefile.in: Regenerate.
6569 * aclocal.m4: Likewise.
6570 * config.in: Likewise.
6571 * configure: Likewise.
6572 * testsuite/Makefile.in: Likewise.
6573
c462b41b
RW		 6574 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6575 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6576 * Makefile.in: Regenerate.
6577 * testsuite/Makefile.in: Regenerate.
6578
2da73f13
CC		 65792009-08-19 Cary Coutant <ccoutant@google.com>
6580
6581 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6582 symbols in shared libraries overridden by hidden or internal symbols
6583 in the main program.
6584
2db70501
CD		 65852009-08-19 Chris Demetriou <cgd@google.com>
6586
6587 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6588 checking source file names in error messages.
6589
f733487b
DK		 65902009-08-18 Doug Kwan <dougkwan@google.com>
6591
6592 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6593 an elcpp::Ehdr as parameter. Adjust call to set_target.
6594 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6595 an elfcpp::Ehdr as parameter.
6596 * object.cc (Object::set_target): Remove the version that looks up
6597 a target and sets it.
6598 (Sized_relobj::setup): Take a Target object instead of
6599 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6600 (make_elf_sized_object): Find target and ask target to
6601 make an ELF object.
6602 * object.h: (Object::set_target): Remove the version that looks up
6603 a target and sets it.
6604 (Sized_relobj::setup): Take a Target object instead of
6605 an elfcpp:Ehdr as parameter.
6606 * target.cc: Include dynobj.h.
6607 (Target::do_make_elf_object_implementation): New.
6608 (Target::do_make_elf_object): New.
6609 * target.h (Target::make_elf_object): New template declaration.
6610 (Target::do_make_elf_object): New method declarations.
6611 (Target::do_make_elf_object_implementation): New template declaration.
6612
cc70f101
ILT		 66132009-08-14 Ian Lance Taylor <iant@google.com>
6614
6615 * gold.h (FUNCTION_NAME): Define.
6616 (gold_unreachable): Use FUNCTION_NAME.
6617
ef5e0cb1
ST		 66182009-08-12 Sriraman Tallam <tmsriram@google.com>
6619
6620 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6621 symbol in the --keep-unique list is not found.
6622
48c187ce
ST		 66232009-08-12 Sriraman Tallam <tmsriram@google.com>
6624
6625 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6626 been maked as --keep-unique.
6627 (Icf::unfold_section): New function.
6628 * icf.h (Icf::unfold_section): New function.
6629 * options.h (General_options::keep_unique): New option.
6630 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6631 * testsuite/Makefile.in: Regenerate.
6632 * testsuite/icf_keep_unique_test.sh: New file.
6633 * testsuite/icf_keep_unique_test.cc: New file.
6634
645afe0c
CC		 66352009-08-12 Cary Coutant <ccoutant@google.com>
6636
6637 PR 10471
6638 * resolve.cc (Symbol_table::resolve): Check for references from
6639 dynamic objects to hidden and internal symbols.
6640 * testsuite/Makefile.am (hidden_test.sh): New test.
6641 * testsuite/Makefile.in: Regenerate.
6642 * testsuite/hidden_test.sh: New script.
6643 * testsuite/hidden_test_1.c: New test source.
6644 * testsuite/hidden_test_main.c: New test source.
6645
11af873f
DK		 66462009-08-11 Doug Kwan <dougkwan@google.com>
6647
6648 * arm.cc: Update comments.
6649 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6650 segment to locate the .ARM.exidx section if present.
6651
b9f7d72d
DK		 66522009-08-09 Doug Kwan <dougkwan@google.com>
6653
6654 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6655 patch.
6656
ddd3c53c
ST		 66572009-08-07 Sriraman Tallam <tmsriram@google.com>
6658 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6659 compiler warnings.
6660
27721062
ST		 66612009-08-06 Sriraman Tallam <tmsriram@google.com>
6662
6663 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6664 valid tls_segment only for non-debug-section relocations.
6665 * testsuite/Makefile.am: Add gc_tls_test.
6666 * testsuite/Makefile.in: Regenerate.
6667 * testsuite/gc_tls_test.cc: New file.
6668 * testsuite/gc_tls_test.sh: New file.
6669
ef15dade 66702009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 6671
ef15dade
ST		 6672 * icf.cc: New file.
6673 * icf.h: New file.
6674 * Makefile.am (CCFILES): Add icf.cc.
6675 (HFILES): Add icf.h
6676 * Makefile.in: Regenerate.
6677 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6678 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6679 section, symbol and addend information for the relocs.
6680 * gold.cc (queue_middle_tasks): Call identical code folding.
6681 * gold.h: Add defines for multimap.
6682 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6683 to the call of finalize_local_symbols.
6684 * main.cc (main): Create object of class Icf.
6685 * object.cc (Sized_relobj::do_layout): Allow this function to be
6686 called twice during icf.
6687 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6688 to sections marked as identical by icf.
6689 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6690 when available.
6691 (Sized_relobj::do_section_entsize): New function.
6692 * object.h (Object::section_entsize): New function.
6693 (Object::do_section_entsize): New pure virtual function.
6694 (Relobj::finalize_local_symbols): Add new parameter.
6695 (Relobj::do_section_entsize): New function.
6696 * options.h (General_options::icf): New option.
6697 (General_options::icf_iterations): New option.
6698 (General_options::print_icf_sections): New option.
6699 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6700 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6701 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6702 icf.
6703 * symtab.cc (Symbol_table::is_section_folded): New function.
6704 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6705 to sections marked as identical by icf.
6706 * symtab.h (Symbol_table::set_icf): New function.
6707 (Symbol_table::icf): New function.
6708 (Symbol_table::is_section_folded): New function.
6709 (Symbol_table::icf_): New data member.
6710 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6711 * testsuite/Makefile.am: Add commands to build icf_test.
6712 * testsuite/Makefile.in: Regenerate.
6713 * testsuite/icf_test.sh: New file.
6714 * testsuite/icf_test.cc: New file.
6715
c3b65ac4
CD		 67162009-07-24 Chris Demetriou <cgd@google.com>
6717
6718 * layout.cc (is_compressible_debug_section): Fix incorrect
6719 comment about compressed section names.
6720
1caf2c51
ILT		 67212009-07-20 Ian Lance Taylor <ian@airs.com>
6722
6723 PR 10419
6724 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6725
1ef4d87f
ILT		 67262009-07-16 Ian Lance Taylor <iant@google.com>
6727
6728 PR 10400
6729 * layout.h: #include <map>.
6730 (class Kept_section): Change from struct to class. Add accessors
6731 and setters. Add section size to Comdat_group mapping. Change
6732 Comdat_group to std::map. Add is_comdat_ field. Add
6733 linkonce_size field in union.
6734 (class Layout): Update declaration of find_or_add_kept_section.
6735 Don't declare find_kept_object.
6736 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6737 parameter. Add object, shndx, is_comdat, and is_group_name
6738 parameters. Change all callers. Adjust for new Kept_section.
6739 (Layout::find_kept_object): Remove.
6740 * object.cc (Sized_relobj::include_section_group): Update use of
6741 Kept_section. Rename secnum to shndx. Only record
6742 Kept_comdat_section if sections are the same size.
6743 (Sized_relobj::include_linkonce_section): Update use of
6744 Kept_section. Only record Kept_comdat_section if sections are the
6745 same size. Set size of linkonce section.
6746 (Sized_relobj::map_to_kept_section): Update call to
6747 get_kept_comdat_section.
6748 * object.h (class Sized_relobj): Rename fields in
6749 Kept_comdat_section to drop trailing underscores; change object
6750 field to Relobj*. Change Kept_comdat_section_table to store
6751 struct rather than pointer.
6752 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6753 Add kept_object and kept_shndx parameters. Change all callers.
6754 (Sized_relobj::get_kept_comdat_section): Change return type to
6755 bool. Add kept_object and kept_shndx parameters. Change all
6756 callers.
6757 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6758 Layout::find_or_add_kept_section.
6759
37c3b7b0
ILT		 67602009-07-09 Ian Lance Taylor <iant@google.com>
6761
6762 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6763 Reserve space in the hash table.
6764
98fa85cb
ILT		 67652009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6766
6767 * fileread.cc (File_read::get_mtime): New method.
6768 * fileread.h (Timespec): New structure.
6769 (File_read::get_mtime): New method.
6770 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6771 Renamed from timestamp_nsec.
6772 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6773 Elf_Xword.
e1df38aa 6774 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6775 timestamp_nsec.
e1df38aa 6776 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6777 (Incremental_inputs::report_obejct): Save mtime; style fix.
6778 (Incremental_inputs::report_script): Save mtime; style fix.
6779 (Incremental_inputs::finalize_inputs): Style fix.
6780 (Incremental_inputs::finalize): Style fix.
6781 (Incremental_inputs::create_input_section_data): Store inputs
6782 mtime.
6783 * incremental.h (Incremental_inputs::report_script): Add mtime
6784 argument.
6785 (Incremental_inputs::Input_info::Input_info): Intialize only one
6786 union member.
6787 (Incremental_inputs::Input_info::archive): Move to nameless
6788 union.
6789 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6790 (Incremental_inputs::Input_info::script): Move to nameless union.
6791 (Incremental_inputs::mtime): New field.
6792 * script.cc (read_input_script): Pass file mtime to
6793 Incremental_input.
6794 * script.h (Script_info::inputs): Style fix.
6795
c9d70757
ILT		 67962009-07-01 Ian Lance Taylor <ian@airs.com>
6797
6798 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6799 instead of 32.
6800
9c547ec3
ILT		 68012009-06-24 Ian Lance Taylor <iant@google.com>
6802
6803 PR 10156
6804 * layout.cc (Layout::choose_output_section): If we find an
6805 existing section, update the flags.
6806 (Layout::create_notes): New function, broken out of
6807 Layout::finalize.
6808 (Layout::finalize): Don't create note sections.
6809 (Layout::create_note): Don't crash if linker script discards
6810 section.
6811 (Layout::create_gold_note): Likewise.
6812 (Layout::create_build_id): Likewise. Don't set
6813 after_input_sections on the section.
6814 (Layout::create_executable_stack_info): Remove target parameter.
6815 Change caller.
6816 * layout.h (class Layout): Declare create_notes. Update
6817 declaration of create_executable_stack_info.
6818 * gold.cc (queue_middle_tasks): Call create_notes.
6819 * output.cc (Output_section::update_flags_for_input_section): Move
6820 here from output.h. If SHF_ALLOC flag is newly set, mark address
6821 invalid.
6822 * output.h (Output_data::mark_address_invalid): New function.
6823 (class Output_section): Only declare, not define,
6824 update_flags_for_input_section. Remove set_flags.
6825
55458500
ILT		 68262009-06-24 Ian Lance Taylor <iant@google.com>
6827
6828 * script-sections.cc (Output_section_definition::
6829 set_section_addresses): Rename shadowing local load_address to
6830 laddr.
6831
1307d6cd
ILT		 68322009-06-24 Ian Lance Taylor <iant@google.com>
6833
6834 PR 10244
6835 * reloc.cc (relocate_sections): Skip empty relocation sections.
6836
ec3f783e
ILT		 68372009-06-23 Ian Lance Taylor <iant@google.com>
6838
6839 PR 10156
6840 * layout.cc (Layout::create_note): Use choose_output_section
6841 rather than make_output_section.
6842
459c9f1c
ILT		 68432009-06-23 Ian Lance Taylor <iant@google.com>
6844
6845 PR 10237
6846 * options.cc (General_options::parse_V): Set printed_version_.
6847 (General_options::General_options): Initialize printed_version_.
6848 * options.h (class General_options): Add printed_version_ field.
6849 * gold.cc (queue_initial_tasks): If there are no input files,
6850 don't give a fatal error if we printed the version information.
6851 (queue_middle_tasks): If using -r with a shared object, give a
6852 fatal error rather than an ordinary error.
6853
1518dc8f
ILT		 68542009-06-23 Ian Lance Taylor <iant@google.com>
6855
6856 PR 10219
6857 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6858 (Layout::make_output_section): Set have_stabstr_section_ if we see
6859 a .stab*str section.
6860 (Layout::finalize): Call link_stabs_sections.
6861 (Layout::link_stabs_sections): New file.
6862 * layout.h (class Layout): Add have_stabstr_section_ field.
6863 Declare link_stabs_sections.
6864
3d857b98
DK		 68652009-06-23 Doug Kwan <dougkwan@google.com>
6866
6867 * Makefile.am (libgold_a_LIBADD): New.
6868 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6869 * Makefile.in: Regenerate.
6870 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6871 * configure: Regenerate.
6872 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6873 * fileread.cc: Include sys/state.h
6874 * gold.h: Declare memmem and strndup if found missing.
6875 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6876
0639a6f6
ILT		 68772009-06-23 Ian Lance Taylor <iant@google.com>
6878
6879 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6880 * configure: Rebuild.
6881
8d63875c
ILT		 68822009-06-23 Ian Lance Taylor <iant@google.com>
6883
6884 PR 10147
6885 * object.cc (Object::section_contents): Don't try to get a view if
6886 the section has length zero.
6887 (Object::handle_gnu_warning_section): If the section is empty, use
6888 the name of the section as the warning.
6889
f7c8a183
ILT		 68902009-06-23 Ian Lance Taylor <iant@google.com>
6891
6892 PR 10133
6893 * stringpool.h (class Stringpool_template): Add optimize_ field.
6894 (Stringpool_template::set_optimize): New function.
6895 * stringpool.cc (Stringpool_template::Stringpool_template):
6896 Initialize optimize_ field.
6897 (Stringpool_template::set_string_offsets): Test local optimize
6898 fild rather than parameter.
6899 * layout.cc (Layout::Layout): Call set_optimize on the section
6900 name stringpool.
6901
e6a307ba
ILT		 69022009-06-22 Ian Lance Taylor <iant@google.com>
6903
6904 PR 10030
6905 * yyscript.y: Parse TARGET.
6906 * script.cc (script_set_target): New function.
6907 * script-c.h (script_set_target): Declare.
6908 * options.cc (General_options::string_to_object_format): Rename
6909 from string_to_object_format in anonymous namespace. Change
6910 callers.
6911 * options.h (class General_options): Declare
6912 string_to_object_format.
6913
3ee173de
ILT		 69142009-06-22 Ian Lance Taylor <iant@google.com>
6915
6916 * script-sections.cc (Script_sections::create_segments): Don't put
6917 program headers in a PT_LOAD segment if -n or -N.
6918
69192009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6920
6921 PR 10141
6922 * options.h (class General_options): Add -z lazy and -z now. Sort
6923 -z options into alphabetical order.
6924 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6925
cd6739a1 69262009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6927
6928 * layout.cc (Layout::make_output_section): Call
6929 Target::new_output_section.
6930 (Layout::attach_allocated_section_to_segment): Put large section
6931 sections in a separate load segment with the large segment flag
6932 set.
6933 (Layout::segment_precedes): Sort large data segments after other
6934 load segments.
6935 (align_file_offset): New static function.
6936 (Layout::set_segment_offsets): Use align_file_offset.
6937 * output.h (class Output_section): Add is_small_section_ and
6938 is_large_section_ fields.
6939 (Output_section::is_small_section): New function.
6940 (Output_section::set_is_small_section): New function.
6941 (Output_section::is_large_section): New function.
6942 (Output_section::set_is_large_section): New function.
6943 (Output_section::is_large_data_section): New function.
6944 (class Output_segment): Add is_large_data_segment_ field.
6945 (Output_segment::is_large_data_segment): New function.
6946 (Output_segment::set_is_large_data_segment): New function.
6947 * output.cc (Output_section::Output_section): Initialize new
6948 fields.
6949 (Output_segment::Output_segment): Likewise.
6950 (Output_segment::add_output_section): Add assertion that large
6951 data sections always go in large data segments. Force small data
6952 sections to the end of the list of data sections. Force small BSS
6953 sections to the start of the list of BSS sections. For large BSS
6954 sections to the end of the list of BSS sections.
6955 * symtab.h (class Symbol): Declare is_common_shndx.
6956 (Symbol::is_defined): Check Symbol::is_common_shndx.
6957 (Symbol::is_common): Likewise.
6958 (class Symbol_table): Define enum Commons_section_type. Update
6959 declarations. Add small_commons_ and large_commons_ fields.
6960 * symtab.cc (Symbol::is_common_shndx): New function.
6961 (Symbol_table::Symbol_table): Initialize new fields.
6962 (Symbol_table::add_from_object): Put small and large common
6963 symbols in the right list.
6964 (Symbol_table::sized_finalized_symbol): Check
6965 Symbol::is_common_shndx.
6966 (Symbol_table::sized_write_globals): Likewise.
6967 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6968 common symbol lists. Don't call do_allocate_commons_list if the
6969 list is empty.
6970 (Symbol_table::do_allocate_commons_list): Remove is_tls
6971 parameter. Add comons_section_type parameter. Change all
6972 callers. Handle small and large common symbols.
6973 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6974 Symbol::is_common_shndx.
6975 * resolve.cc (symbol_to_bits): Likewise.
6976 * target.h (Target::small_common_shndx): New function.
6977 (Target::small_common_section_flags): New function.
6978 (Target::large_common_shndx): New function.
6979 (Target::large_common_section_flags): New function.
6980 (Target::new_output_section): New function.
6981 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6982 small_common_section_flags, and large_common_section_flags
6983 fields.
6984 (Target::do_new_output_section): New virtual function.
6985 * arm.cc (Target_arm::arm_info): Initialize new fields.
6986 * i386.cc (Target_i386::i386_info): Likewise.
6987 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6988 Likewise.
6989 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6990 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6991 (Target_x86_64::do_new_output_section): New function.
6992 * configure.ac: Define conditional MCMODEL_MEDIUM.
6993 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6994 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6995 (large_LDFLAGS): Define.
6996 * testsuite/large.c: New file.
6997 * testsuite/testfile.cc (Target_test::test_target_info):
6998 Initialize new fields.
6999 * configure, testsuite/Makefile.in: Rebuild.
7000
bb04269c
DK		 70012009-06-05 Doug Kwan <dougkwan@google.com>
7002
7003 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 7004 * Makefile.in: Regenerate.
bb04269c
DK		 7005 * i386.cc (class Target_i386): Define new virtual method to
7006 override do_is_local_label_name in parent.
7007 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7008 local symbols if --discard-locals or -X is given.
7009 * options.h (class General_options): Declare new options
7010 '--discard-locals' and '-X' for discarding locals.
7011 * target.h (class Target): Define new methods is_local_label_name.
7012 Declare new virtual method do_is_local_label_name.
7013 * target.cc: New file.
7014 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7015 (check_SCRIPTS): Add discard_locals_test.sh.
7016 (check_DATA): Add discard_local_tests.syms.
7017 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7018 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7019 * testsuite/Makefile.in: Regenerate.
7020 * testsuite/discard_locals_test.c: New file.
7021 * testsuite/discard_locals_test.sh: Same.
7022
805bb01c
DK		 70232009-06-05 Doug Kwan <dougkwan@google.com>
7024
7025 * object.cc (Sized_relobj::Sized_relobj): Initialize
7026 discarded_eh_frame_shndx_ to -1U.
7027 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7028 section.
7029 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7030 a discarded .eh_frame section.
7031 (Sized_relobj::do_finalize_local_symbols): Ditto.
7032 * object.h (class Sized_relobj): Declare new member
7033 discarded_eh_frame_shndx_.
7034 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7035 (local_labels_test.o, local_labels_test): New rules.
7036 * testsuite/Makefile.in: Regenerate.
7037
1dcd334d
DK		 70382009-06-04 Doug Kwan <dougkwan@google.com>
7039
7040 * layout.cc (Layout::section_name_mapping): Add mapping for
7041 special ARM sections.
7042
96d49306
DK		 70432009-06-03 Doug Kwan <dougkwan@google.com>
7044
7045 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7046 (utils::has_overflow): Same.
7047
dff16297
ILT		 70482009-06-03 Ian Lance Taylor <iant@google.com>
7049
7050 * layout.cc (Layout::section_name_mapping): New array, replacing
7051 Layout::linkonce_mapping.
7052 (Layout::section_name_mapping_count): New variable, replacing
7053 Layout::linkonce_mapping_count.
7054 (Layout::linkonce_output_name): Remove.
7055 (Layout::output_section_name): Rewrite.
7056 * layout.h (class Layout): Rename Linkonce_mapping to
7057 Section_name_mapping, linkonce_mapping to section_name_mapping,
7058 linkonce_mapping_count to section_name_mapping_count. Don't
7059 declare linkonce_output_name.
7060
c121c671
DK		 70612009-06-03 Doug Kwan <dougkwan@google.com>
7062
7063 * gold/arm.cc (namespace utils): New.
7064 (Target_arm::reloc_is_non_pic): Define new method.
7065 (class Arm_relocate_functions): New.
7066 (Target_arm::Relocate::relocate): Handle relocation types used by
7067 Android.
7068
07800fab
ILT		 70692009-06-03 Ian Lance Taylor <iant@google.com>
7070
7071 * arm.cc (Target_arm::scan::global): Use || instead of |.
7072
c121c671
DK		 70732009-06-02 Doug Kwan <dougkwan@google.com>
7074
7075 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7076 issued_non_pic_error_.
7077 (class Target_arm::Scan): Declare new method check_non_pic.
7078 Define new method symbol_needs_plt_entry.
7079 Declare new data member issued_non_pic_error_.
7080 (class Target_arm::Relocate): Declare new method
7081 should_apply_static_reloc.
7082 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7083 (Target_arm::Scan::check_non_pic): Define new method.
7084 (Target_arm::Scan::local): Handle a small subset of reloc types used
7085 by Android.
7086 (Target_arm::Scan::local): Same.
7087 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7088
b19b0c6d
ILT		 70892009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7090
7091 * incremental.cc (Incremental_inputs::report_command_line): Filter
7092 out --incremental-* options.
7093
94cdfcff
DK		 70942009-05-29 Doug Kwan <dougkwan@google.com>
7095
7096 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7097 template class.
7098 (class Target_arm): Update comment.
7099 (Target_arm::Target_arm): Initialize new data members GOT_,
7100 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7101 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7102 and Target_arm::rel_dyn_section.
7103 Declare new_enum Target_arm::Got_type.
7104 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7105 and DYNBSS_.
7106 Update commments for member do_dynsym_value.
7107 (Target_arm::got_size, Target_arm::plt_section,
7108 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7109 new methods inside class defintion.
7110 (Target_arm::got_section): Define new method.
7111 (Target_arm::rel_dyn_section): Same.
7112 (Output_data_plt_arm): New template class.
7113 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7114 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7115 (Output_data_plt_arm::add_entry): Same.
7116 (Output_data_plt_arm::first_plt_entry): Define new
7117 static data member for PLT instruction template.
7118 (Output_data_plt_arm::plt_entry): Same.
7119 (Output_data_plt_arm::do_write): Define new method.
7120 (Target_arm::make_plt_entry): Same.
7121 (Target_arm::do_finalize_sections): Same.
7122 (Target_arm::do_dynsym_value): Same.
7123
4a657b0d
DK		 71242009-05-28 Doug Kwan <dougkwan@google.com>
7125
7126 * Makefile.am (TARGETSOURCES): Add arm.cc.
7127 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7128 * Makefile.in: Regenerate.
7129 * arm.cc: New file.
7130 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7131
e7ae8c36
DK		 71322009-05-26 Doug Kwan <dougkwan@google.com>
7133
7134 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7135 (General_options::check_excluded_libs): Strip off directories in
7136 archive name before matching like GNU ld does.
7137 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7138 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7139 (exclude_libs_test_LDFLAGS): Add linker option
7140 -Wl,--exclude-libs,libexclude_libs_test_3
7141 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7142 an explicit archive without using -l.
7143 (alt/libexclude_libs_test_3.a): New make rule.
7144 * testsuite/Makefile.in: Regenerate.
7145 * testsuite/exclude_libs_test.c : Declare lib3_default().
7146 (main): Call it.
7147 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7148 * exclude_libs_test_3.c: New file.
7149
f12e7348
NC		 71502009-05-26 Nick Clifton <nickc@redhat.com>
7151
7152 * po/id.po: New Indonesian translation.
7153 * po/gold.pot: Updated template file.
7154
4daadc0d
ST		 71552009-05-22 Sriraman Tallam <tmsriram@google.com>
7156
e1df38aa 7157 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 7158 gc_comdat_test files. Add -Wl,--gc-sections to build
7159 gc_comdat_test.
7160 * testsuite/Makefile.in: Regenerate.
7161 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7162
531813ad
ST		 71632009-05-21 Sriraman Tallam <tmsriram@google.com>
7164
7165 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7166 kept comdat section was garbage collected.
7167 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7168 * testsuite/Makefile.in: Regenerate.
7169 * testsuite/gc_comdat_test.sh: New file.
7170 * testsuite/gc_comdat_test_1.cc: New file.
7171 * testsuite/gc_comdat_test_2.cc: New file.
7172
65514900
CC		 71732009-05-19 Doug Kwan <dougkwan@google.com>
7174
7175 * archive.cc (Archive::Archive): Move constructor from archive.h
7176 to here. Initialize no_export_.
7177 (Archive::get_elf_object_for_member): Set no_export flag of object.
7178 * archive.h (Archive::Archive): Move constructor body to
7179 archive.cc.
7180 (Archive::no_export): New method.
7181 (Archive::no_export_): New field.
7182 * object.h (Object::Object): Initialize no_export_ to false.
7183 (Object::no_export, Object::set_no_export): New methods.
7184 (Object::no_export_): New field.
7185 * options.cc (General_options::parse_exclude_libs): New method.
7186 (General_options::check_excluded_libs) Same.
7187 * options.h (exclude_libs): New option.
7188 (General_options::check_excluded_libs): New method declaration.
7189 (General_options::excluded_libs_): New field.
7190 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7191 default or protected visibility if an object has no-export flag set.
7192 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7193 (check_SCRIPTS): Add exclude_libs_test.sh.
7194 (check_DATA): Add exclude_libs_test.syms.
7195 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7196 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7197 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7198 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7199 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7200 libexclude_libs_test_2.a): New rules.
7201 * testsuite/Makefile.in: Regenerate.
7202 * testsuite/exclude_libs_test.c: New file.
7203 * testsuite/exclude_libs_test.sh: Ditto.
7204 * testsuite/exclude_libs_test_1.c: Ditto.
7205 * testsuite/exclude_libs_test_2.c: Ditto.
7206
1b77ea50
ILT		 72072009-05-15 Ian Lance Taylor <iant@google.com>
7208
7209 * configure.ac: Check for declarations for cases where libiberty.h
7210 checks HAVE_DECL_xxx.
7211 * configure, config.in: Rebuild.
7212
072fe7ce
ILT		 72132009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7214
7215 * gold.h (Incremental_argument_list): Remove (invalid) forward
7216 declaration.
7217 * incremental.cc (Incremental_inputs::report_achive): New method.
7218 (Incremental_inputs::report_object): New method.
7219 (Incremental_inputs::report_script): New method.
7220 (Incremental_inputs::finalize_inputs): New method.
7221 (Incremental_inputs::finalize): Call finalize_inputs().
7222 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7223 Create inputs entries.
7224 * incremental.h (Incremental_input_type): New enum.
7225 (Incremental_inputs::Incremental_input): Initialize new fields.
7226 (Incremental_inputs::report_inputs): New method.
7227 (Incremental_inputs::report_achive): New method.
7228 (Incremental_inputs::report_object): New method.
7229 (Incremental_inputs::report_script): New method.
7230 (Incremental_inputs::finalize_inputs): New method.
7231 (Incremental_inputs::Input_info): New struct.
7232 (Incremental_inputs::Input_info_map): New typedef.
7233 (Incremental_inputs::lock_): New field.
7234 (Incremental_inputs::Inputs_): New field.
7235 (Incremental_inputs::Inputs_map): New field.
7236 * main.cc (main): Call Incremental_input::report_inputs.
7237 * options.h (Input_argument_list): Typedef moved from
7238 Input_arguments.
7239 (Input_file_group::Files): Remove, use ::Input_argument_list.
7240 (Input_file_group::Input_argument_list): Remove, use
7241 ::Input_argument_list.
7242 * plugin.cc (Plugin_manager::add_input_file): Add error in
7243 incremental build.
7244 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7245 functions.
7246 * script.cc (read_input_script): Call
7247 Incremental_input::report_script.
7248 * script.h (Script_info): New class.
7249
b0481b0b
ILT		 72502009-04-27 Ian Lance Taylor <iant@google.com>
7251
7252 * x86_64.cc (do_adjust_output_section): Set entsize to
7253 plt_entry_size.
7254
b22a5a41 72552009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 7256
7257 * output.cc (Output_file::close): After short writes, continue
7258 writing from the correct offset in the buffer being written.
7259
40fde488
CD		 72602009-04-23 Chris Demetriou <cgd@google.com>
7261
7262 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7263 * configure: Regenerate.
7264 * config.in: Regenerate.
7265 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7266 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7267
3ce2c28e
ILT		 72682009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7269
7270 * incremental.cc (Incremental_inputs_header_data): Renamed from
7271 Incremental_input_header_data.
7272 (Incremental_inputs_header_data::data_size): New field.
7273 (Incremental_inputs_header_data::put_input_file_count): Renamed
7274 from input_file_count.
7275 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7276 from command_line_offset.
7277 (Incremental_inputs_header_data::put_reserved): Renamed from
7278 put_reserved.
7279 (Incremental_inputs_entry_data): Renamed from
7280 Incremental_input_entry_data.
7281 (Incremental_inputs_entry_data::data_size): New field.
7282 (Incremental_inputs::report_command_line): New method.
7283 (Incremental_inputs::finalize): New method.
7284 (Incremental_inputs::create_incremental_inputs_data): New method.
7285 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7286 * incremental.h: New file.
7287 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7288 (Layout::finalize): Create incremental inputs section in
7289 incremental builds.
7290 (Layout::create_incremental_info_sections): New method.
7291 * layout.h (Layout::incremental_inputs): New method.
7292 (Layout::create_incremental_info_sections): New method.
7293 (Layout::incremental_inputs_): New field.
7294 * main.cc (main): Notify Incremental_input of the command line.
7295
e55bde5e
ILT		 72962009-04-01 Ian Lance Taylor <iant@google.com>
7297 Mikolaj Zalewski <mikolajz@google.com>
7298
7299 * gold.h (reserve_unordered_map): Define, three versions, one for
7300 each version of Unordered_map.
7301 * layout.cc (Layout::Layout): Remove options parameter. Add
7302 number_of_input_files parameter. Don't initialize options_.
7303 Initialize number_of_input_files_ and resized_signatures_. Move
7304 sections_are_attached_.
7305 (Layout::layout_group): Reserve space for group_signatures_.
7306 (Layout::find_or_add_kept_section): Change name parameter to be a
7307 reference. Resize signatures_ map when it gets large enough.
7308 (Layout::layout_eh_frame): Use parameters->options() instead of
7309 this->options_.
7310 (Layout::make_output_section): Likewise.
7311 (Layout::attach_allocated_section_to_segment): Likewise.
7312 (Layout::finalize, Layout::create_executable_stack): Likewise.
7313 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7314 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7315 * layout.h (class Layout): Update declarations. Remove options_
7316 field. Add number_of_input_files_ and resized_signatures_
7317 fields. Move sections_are_attached_ field.
7318 * main.cc (main): Pass number of input files to Layout
7319 constructor. Don't pass options.
7320
154b857c
ILT		 73212009-03-30 Ian Lance Taylor <iant@google.com>
7322
7323 * ffsll.c (ffsll): Correct implementation.
7324
2f35ab9b
ILT		 73252009-03-27 Ian Lance Taylor <iant@google.com>
7326
fd03461a
ILT		 7327 * ffsll.c: New file.
7328 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7329 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7330 * ftruncate.c (ftruncate): Declare before definition.
7331 * mremap.c (mremap): Likewise.
7332 * pread.c (pread): Likewise.
7333 * configure, Makefile.in, config.in: Rebuild.
7334
2f35ab9b
ILT		 7335 * mremap.c: New file.
7336 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7337 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7338 (mremap): Declare if HAVE_MREMAP is not defined.
7339 * configure, Makefile.in, config.in: Rebuild.
7340
33aea2fd
CC		 73412009-03-27 Cary Coutant <ccoutant@google.com>
7342
7343 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7344 position independent.
7345 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7346 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7347
6d479619
CC		 73482009-03-24 Cary Coutant <ccoutant@google.com>
7349
7350 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7351 an executable.
7352 (needs_dynamic_reloc): Likewise.
7353
afc06bb8
ILT		 73542009-03-24 Ian Lance Taylor <iant@google.com>
7355
7356 * yyscript.y (file_cmd): Recognize EXTERN.
7357 (extern_name_list, extern_name_list_body): New nonterminals.
7358 * script.cc (script_add_extern): Define.
7359 * script-c.h (script_add_extern): Declare.
7360
f6060a4d
ILT		 73612009-03-24 Rafael Avila de Espindola <espindola@google.com>
7362
7363 * object.cc (is_elf_object): Define.
7364 * object.h (is_elf_object): Declare.
7365 * archive.cc (Archive::get_elf_object_for_member): Call
7366 is_elf_object.
33aea2fd 7367 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 7368
26736d8e
ILT		 73692009-03-24 Elliott Hughes <enh@google.com>
7370
7371 * output.cc (Output_file::map_anonymous): Define.
7372 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7373 try an anonymous one. Report the size if the mmap fails.
7374 * output.h (class Output_file): Declare map_anonymous.
7375
22fd9730
ILT		 73762009-03-24 Ian Lance Taylor <iant@google.com>
7377
7378 * target-select.cc (instantiate_target): Don't acquire the lock if
7379 the instantiated_target_ field has already been set.
7380
cb010894
ILT		 73812009-03-23 Ian Lance Taylor <iant@google.com>
7382
7f055c20
ILT		 7383 * gold-threads.h (class Initialize_lock): Define.
7384 * gold-threads.cc (class Initialize_lock_once): Define.
7385 (initialize_lock_control): New static variable.
7386 (initialize_lock_pointer): New static variable.
7387 (initialize_lock_once): New static function.
7388 (Initialize_lock::Initialize_lock): Define.
7389 (Initialize_lock::initialize): Define.
7390 * target-select.h: Include "gold-threads.h".
7391 (class Target_selector): Add lock_ and initialize_lock_ fields.
7392 Don't define instantiate_target, just declare it.
7393 * target-select.cc (Target_selector::Target_selector): Initialize
7394 new fields.
7395 (Target_selector::instantiate_target): Define.
7396 * descriptors.h: Include "gold-threads.h".
7397 (class Descriptors): Add initialize_lock_ field.
7398 * descriptors.cc (Descriptors::Descriptors): Initialize new
7399 field.
7400 (Descriptors::open): Use initialize_lock_ field
7401 * errors.h (class Errors): Add initialize_lock_ field.
7402 * errors.cc (Errors::Errors): Initialize new field.
7403 (Errors::initialize_lock): Use initialize_lock_ field.
7404 * powerpc.cc (class Target_selector_powerpc): Remove
7405 instantiated_target_ field. In do_recognize call
7406 instantiate_target rather than do_instantiate_target. In
7407 do_instantiate_target just allocate a new target.
7408 * sparc.cc (class Target_selector_sparc): Likewise.
7409
36959681
ILT		 7410 * freebsd.h: New file.
7411 * i386.cc: Include "freebsd.h".
7412 (Target_i386): Derive from Target_freebsd rather than
7413 Sized_target.
7414 (Target_selector_i386): Derive from Target_selector_freebsd rather
7415 than Target_selector.
7416 * x86_64.cc: Include "freebsd.h".
7417 (Target_x86_64): Derive from Target_freebsd rather than
7418 Sized_target.
7419 (Target_selector_x86_64): Derive from Target_selector_freebsd
7420 rather than Target_selector.
7421 * target.h (class Target): Add adjust_elf_header and
7422 do_adjust_elf_header.
7423 * output.cc (Output_file_header:: do_sized_write): Call target
7424 adjust_elf_header routine.
7425 * configure.tgt: Set targ_osabi.
7426 * configure.ac: Define GOLD_DEFAULT_OSABI.
7427 * parameters.cc (Parameters::default_target): Pass
7428 GOLD_DEFAULT_OSABI to select_target.
7429 * target-select.h (class Target_selector): Make instantiate_target
7430 protected rather than private.
7431 * Makefile.am (HFILES): Add freebsd.h.
7432 * configure, Makefile.in, config.in: Rebuild.
7433
cb010894
ILT		 7434 * merge.cc (do_add_input_section): Correct pend value. Change
7435 message about last entry not being null terminated from error to
7436 warning.
7437
0e879927
ILT		 74382009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7439
7440 * incremental.cc: New file.
7441 * Makefile.am (CCFILES): Add incremental.cc.
7442 * Makefile.in: Rebuild.
7443
41105937
PP		 74442009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7445
7446 * layout.cc (Layout::output_section_name): Preserve names
7447 of '.note.' sections.
e1df38aa 7448
60439920
ILT		 74492009-03-19 Ian Lance Taylor <iant@google.com>
7450
7451 * descriptors.cc (Descriptors::open): Check that the options are
7452 valid before using them.
7453
0d371ad3
ILT		 74542009-03-18 Ian Lance Taylor <iant@google.com>
7455
7456 * script-sections.h: Include <list>.
7457 (class Script_sections): Change Sections_elements from std::vector
7458 to std::list. Typedef public Elements_iterator. Add
7459 orphan_section_placement_, data_segment_align_start_, and
7460 saw_data_segment_align_ fields. Remove data_segment_align_index_
7461 field.
7462 * script-sections.cc (class Orphan_section_placement): New class.
7463 (class Sections_element): Add virtual functions is_relro and
7464 orphan_section_init. Remove virtual function place_orphan_here.
7465 (class Output_section_definition): Add is_relro and
7466 orphan_section_init. Remove place_orphan_here.
7467 (class Orphan_output_section): Likewise.
7468 (Script_sections::Script_sections): Update for field changes.
7469 (Script_sections::data_segment_align): Set saw_data_segment_align_
7470 and data_segment_align_start_, not data_segment_align_index.
7471 (Script_sections::data_segment_relro_end): Check
7472 saw_data_segment_align_. Use data_segment_align_start_ rather
7473 than data_segment_align_index_.
7474 (Script_sections::place_orphan): Rewrite to use
7475 Orphan_section_placement.
7476
9201d894
ILT		 74772009-03-17 Ian Lance Taylor <iant@google.com>
7478
9c5b8369
ILT		 7479 * archive.cc (Archive::add_symbols): Check for a version attached
7480 to the symbol name in the archive map.
7481 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7482 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7483 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7484 (ver_test_11.a): New target.
7485 * testsuite/Makefile.in: Rebuild.
7486
9201d894
ILT		 7487 * configure.ac: Check for chsize and posix_fallocate. Replace
7488 ftruncate.
7489 * ftruncate.c: New file, from gnulib.
7490 * output.cc (posix_fallocate): Define dummy version if not
7491 HAVE_POSIX_FALLOCATE.
7492 (Output_file::map): Call posix_fallocate rather than lseek and
7493 write.
7494 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7495 * configure, Makefile.in, config.in: Rebuild.
7496
ef4ab7a8 74972009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 7498
ef4ab7a8
PP		 7499 * layout.h (Layout::create_note): Add section_name parameter.
7500 * layout.cc (Layout::create_note): Likewise.
7501 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 7502
8c500701
ILT		 75032009-03-17 Ian Lance Taylor <iant@google.com>
7504
e85b18e1
ILT		 7505 * descriptors.cc: Include "options.h".
7506 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7507 (Descriptors::open): Always use O_CLOEXEC when opening a new
7508 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7509 then set FD_CLOEXEC.
7510
9efe6174
ILT		 7511 * sparc.cc (class Target_sparc): Add has_got_section.
7512 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7513 make sure we have a GOT section.
7514
7515 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7516 (Target_sparc::Scan::local): Likewise.
7517 (Target_sparc::Scan::global): Likewise.
7518 (Target_sparc::Relocate::relocate): Likewise.
7519 (Target_sparc::Relocate::relocate_tls): Likewise.
7520
8c500701
ILT		 7521 * symtab.cc (Symbol_table::define_default_version): New function,
7522 broken out of add_from_object.
7523 (Symbol_table::add_from_object): Call define_default_version.
7524 (Symbol_table::define_special_symbol): Add resolve_oldsym
7525 parameter. Change all callers. If the version for a symbol comes
7526 from a version script, resolve it with the symbol with the same
7527 name with no version. Also add the symbol without a version if
7528 appropriate.
7529 (do_define_in_output_data): If resolving with oldsym, don't delete
7530 sym.
7531 (do_define_in_output_segment): Likewise.
7532 (do_define_as_constant): Likewise.
7533 * symtab.h (class Symbol_table): Update declarations.
7534
f1ed28fb
ILT		 75352009-03-13 Ian Lance Taylor <iant@google.com>
7536
15f8229b
ILT		 7537 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7538 (Read_symbols::requeue): New function.
7539 (Read_symbols::do_read_symbols): If make_elf_object fails because
7540 the target type is not configured, and the file was searched for,
7541 issue a warning and retry with the next directory.
7542 (Add_symbols::run): If the file has an incompatible format, and
7543 it was searched for, requeue the Read_symbols task. On error,
7544 release the object.
7545 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7546 dirindex parameter to constructor. Change all callers. Declare
7547 incompatible_warning and requeue.
7548 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7549 input_argument_ and input_group_ fields. Add them to
7550 constructor. Change all callers.
7551 (class Read_script): Add dirindex_ field. Add it to constructor.
7552 Change all callers.
7553 * archive.cc (Archive::setup): Remove input_objects parameter.
7554 Change all callers.
7555 (Archive::get_file_and_offset): Likewise.
7556 (Archive::read_all_symbols): Likewise.
7557 (Archive::read_symbols): Likewise.
7558 (Archive::get_elf_object_for_member): Remove input_objects
7559 parameter. Add punconfigured parameter. Change all callers.
7560 (Archive::add_symbols): Change return type to bool. Check return
7561 value of include_member.
7562 (Archive::include_all_members): Likewise.
7563 (Archive::include_member): Change return type to bool. Return
7564 false if first included object has incompatible target. Set
7565 included_member_ field.
7566 (Add_archive_symbols::run): If add_symbols returns false, requeue
7567 Read_symbols task.
7568 * archive.h (class Archive): Add included_member_ field.
7569 Initialize it in constructor. Add input_file and searched_for
7570 methods. Update declarations.
7571 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7572 input_argument_ fields. Add them to constructor. Change all
7573 callers.
7574 * script.cc: Include "target-select.h".
7575 (class Parser_closure): Add skip_on_incompatible_target_ and
7576 found_incompatible_target_ fields. Add
7577 skip_on_incompatible_target parameter to constructor. Change all
7578 callers. Add methods skip_on_incompatible_target,
7579 clear_skip_on_incompatible_target, found_incompatible_target, and
7580 set_found_incompatible_target.
7581 (read_input_script): Add dirindex parameter. Change all callers.
7582 If parser finds an incompatible target, requeue Read_symbols
7583 task.
7584 (script_set_symbol): Clear skip_on_incompatible_target in
7585 closure.
7586 (script_add_assertion, script_parse_option): Likewise.
7587 (script_start_sections, script_add_phdr): Likewise.
7588 (script_check_output_format): New function.
7589 * script.h (read_input_script): Update declaration.
7590 * script-c.h (script_check_output_format): Declare.
7591 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7592 (ignore_cmd): Remove OUTPUT_FORMAT.
7593 * fileread.cc (Input_file::Input_file): Add explicit this.
7594 (Input_file::will_search_for): New function.
7595 (Input_file::open): Add pindex parameter. Change all callers.
7596 * fileread.h (class Input_file): Add input_file_argument method.
7597 Declare will_search_for. Update declarations.
7598 * object.cc (make_elf_object): Add punconfigured parameter.
7599 Change all callers.
7600 * object.h (class Object): Make input_file public. Add
7601 searched_for method.
7602 (make_elf_object): Update declaration.
7603 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7604 restart search.
7605 * dirsearch.h (class Dirsearch): Update declaration.
7606 * options.h (class General_options): Add --warn-search-mismatch.
7607 * parameters.cc (Parameters::is_compatible_target): New function.
7608 * parameters.h (class Parameters): Declare is_compatible_target.
7609 * workqueue.cc (Workqueue::add_blocker): New function.
7610 * workqueue.h (class Workqueue): Declare add_blocker.
7611
f1ed28fb
ILT		 7612 * fileread.cc (Input_file::open): Remove options parameter.
7613 Change all callers.
7614 (Input_file::open_binary): Likewise.
7615 * script.cc (read_input_script): Likewise.
7616 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7617 options parameter from constructor. Change all callers.
7618 (class Read_script): Likewise.
7619 * fileread.h (class Input_file): Update declarations.
7620 * script.h (read_input_script): Update declaration.
7621
34dd024a
NC		 76222009-03-10 Nick Clifton <nickc@redhat.com>
7623
7624 * po/es.po: New Spanish translation.
7625
6d71b17c
CC		 76262009-03-06 Cary Coutant <ccoutant@google.com>
7627
7628 * options.cc (parse_short_option): Keep dash_z from registering itself.
7629
031cdbed
ILT		 76302009-03-03 Ian Lance Taylor <iant@google.com>
7631
7632 PR 9918
7633 * target-reloc.h (relocate_section): Pass output_section to
7634 relocate.
7635 * i386.cc (Target_i386::should_apply_static_reloc): Add
7636 output_section parameter. Change all callers.
7637 (Target_i386::Relocate::relocate): Add output_section parameter.
7638 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7639 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7640 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7641 * testsuite/two_file_shared.sh: New script.
7642 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7643 (check_DATA): Add two_file_shared.dbg.
7644 (two_file_shared.dbg): New target.
7645 * testsuite/Makefile.in: Rebuild.
7646
15d5fa16
ILT		 76472009-03-01 Ian Lance Taylor <iant@google.com>
7648
7649 * configure.ac: Check for byteswap.h.
7650 * configure: Rebuild.
7651 * config.in: Rebuild.
7652
8a4c0b0d
ILT		 76532009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7654
7655 * layout.cc (Layout::find_or_add_kept_section): New function.
7656 (Layout::add_comdat): Removed.
7657 * layout.h (struct Kept_section): Move out of class Layout.
7658 Remove trailing underscores from field names. Add group_sections
7659 field. Rename group_ field to is_group. Change all uses.
7660 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7661 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7662 comdat_groups_ field.
7663 (Sized_relobj::include_section_group): Use
7664 find_or_add_kept_section and Kept_section::group_sections.
7665 (Sized_relobj::include_linkonce_section): Likewise.
7666 * object.cc (class Sized_relobj): Don't define Comdat_group or
7667 Comdat_group_table. Remove find_comdat_group and
7668 add_comdat_group. Remove comdat_groups_ field.
7669 * plugin.cc (include_comdat_group): Use
7670 Layout::find_or_add_kept_section.
7671
b4ecf66b
ILT		 76722009-02-28 Ian Lance Taylor <iant@google.com>
7673
14359ca0
ILT		 7674 * README: --gc-sections and map files are now supported. Document
7675 some build requirements.
7676
b4ecf66b
ILT		 7677 PR 6992
7678 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7679 relocatable link set the value of the section symbol to zero.
7680 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7681 relocatable link don't include the section address in the local
7682 symbol value.
7683
0602e05a
ILT		 76842009-02-27 Ian Lance Taylor <iant@google.com>
7685
fd9d194f
ILT		 7686 PR 6811
7687 * options.h (class Search_directory): Add is_system_directory.
7688 (class General_options): Declare is_in_system_directory.
7689 * options.cc (get_relative_sysroot): Make static.
7690 (get_default_sysroot): Make static.
7691 (General_optoins::is_in_system_directory): New function.
7692 * fileread.cc (Input_file::is_in_system_directory): New function.
7693 * fileread.h (class Input_file): Declare is_in_system_directory.
7694 * object.h (class Object): Add is_in_system_directory.
7695 (class Input_objects): Remove system_library_directory_ field.
7696 * object.cc (Input_objects::add_object): Don't set
7697 system_library_directory_.
7698 (input_objects::found_in_system_library_directory): Remove.
7699 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7700 parameter. Change all callers.
7701 (Symbol_table::sized_write_globals): Likewise.
7702 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7703 Call Object::is_in_system_directory.
7704 * symtab.h (class Symbol_table): Update declarations.
7705
61edd21f
ILT		 7706 PR 5990
7707 * descriptors.h (Open_descriptor): Add is_on_stack field.
7708 * descriptors.cc (Descriptors::open): If the descriptor is on the
7709 top of the stack, remove it. Initialize is_on_stack field.
7710 (Descriptors::release): Only add pod to stack if it is not on the
7711 stack already.
7712 (Descriptors::close_some_descriptor): Clear stack_next and
7713 is_on_stack fields.
7714
e29e076a
ILT		 7715 PR 7091
7716 * output.cc (Output_section::find_starting_output_address): Rename
7717 from starting_output_address; add PADDR parameter; change return
7718 type.
7719 * output.h (class Output_section): Declare
7720 find_starting_output_address instead of starting_output_address.
7721 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7722 section symbol for which we can't find a merge section.
7723
0602e05a
ILT		 7724 PR 9836
7725 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7726 hidden or internal, force the symbol to be local.
7727 * resolve.cc (Symbol::override_visibility): Define.
7728 (Symbol::override_base): Use override_visibility.
7729 (Symbol_table::resolve): Likewise.
7730 (Symbol::override_base_with_special): Likewise.
7731 (Symbol_table::override_with_special): If the visibility is hidden
7732 or internal, force the symbol to be local.
7733 * symtab.h (class Symbol): Add set_visibility and
7734 override_visibility.
7735 * testsuite/ver_test_1.sh: New file.
7736 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7737 (check_DATA): Add ver_test_1.syms.
7738 (ver_test_1.syms): New target.
7739 * testsuite/Makefile.in: Rebuild.
7740
401a9a73
CC		 77412009-02-25 Cary Coutant <ccoutant@google.com>
7742
7743 * layout.cc (Layout::choose_output_section): Don't rename sections
7744 when using a linker script that has a SECTIONS clause.
7745 * Makefile.in: Regenerate.
7746
7747 * testsuite/Makefile.am (script_test_5.sh): New test case.
7748 * testsuite/Makefile.in: Regenerate.
7749 * testsuite/script_test_5.cc: New file.
7750 * testsuite/script_test_5.sh: New file.
7751 * testsuite/script_test_5.t: New file.
7752
f488e4b0
CC		 77532009-02-13 Rafael Avila de Espindola <espindola@google.com>
7754
7755 * archive.cc (Archive::include_member): Update calls to add_symbols.
7756 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7757 the Layout argument.
7758 * dynobj.h (do_add_symbols): Add the Layout argument.
7759 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7760 Layout argument.
7761 * object.h (Object::add_symbols): Add the Layout argument.
7762 (Object::do_add_symbols): Add the Layout argument.
7763 (Sized_relobj::do_add_symbols): Add the Layout argument.
7764 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7765 Unify the two versions.
7766 (Add_plugin_symbols): Remove.
7767 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7768 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7769 (Add_plugin_symbols): Remove.
7770 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7771 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7772 (Add_symbols::run): Make it work with Pulginobj.
7773
89dd1680
ILT		 77742009-02-06 Ian Lance Taylor <iant@google.com>
7775
7776 * object.cc (Sized_relobj::do_layout): Make info message start
7777 with lower case letter.
7778
266d0a74
ILT		 77792009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7780
602b464e
ILT		 7781 * binary.cc: Fix file comment.
7782
266d0a74
ILT		 7783 * options.h (enum Incremental_disposition): Define.
7784 (class General_options): Add new options: --incremental,
7785 --incremental_changed, --incremental_unchanged,
7786 --incremental_unknown. Add incremental_disposition_ and
7787 implicit_incremental_ fields.
7788 (General_options::incremental_disposition): New function.
7789 (class Position_dependent_options): Add incremental_disposition
7790 option.
7791 (Position_dependent_options::copy_from_options): Set incremental
7792 dispositions.
7793 * options.cc (General_options::parse_incremental_changed): New
7794 function.
7795 (General_options::parse_incremental_unchanged): New function.
7796 (General_options::parse_incremental_unknown): New function.
7797 (General_options::General_options): Initialize new fields
7798 incremental_disposition_ and implicit_incremental_.
7799 (General_options::finalize): Check for uasge of --incremental-*
7800 without --incremental.
7801
f073bbf7
CD		 78022009-02-06 Chris Demetriou <cgd@google.com>
7803
7804 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7805 pointer and to report location as the file name associated with
7806 the symbol.
7807 (gold_undefined_symbol_at_location): New function to replace the
7808 old gold_undefined_symbol functionality.
7809 * target-reloc.h (relocate_section): Update to use
7810 gold_undefined_symbol_at_location.
7811 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7812 Call gold_undefined_symbol function rather than gold_error.
7813 * errors.h (Errors::undefined_symbol): Take location as a
7814 string, rather than calculating it from a relocation.
7815 * errors.cc (Errors::fatal): Print "fatal error:" before the
7816 formatted message.
7817 (Errors::error, Errors::error_at_location): Print "error: "
7818 before the formatted message.
7819 (Errors::undefined_symbol): Take location as a string, rather
7820 than calculating it from a relocation.
7821 (gold_undefined_symbol_at_location): New function akin to
7822 old gold_undefined_symbol, calculates location from relocation.
7823 (gold_undefined_symbol): Change to take only a Symbol pointer
7824 and to report location as the file name associated with the symbol.
7825 * testsuite/debug_msg.sh: Update for changed error messages.
7826 * testsuite/undef_symbol.sh: Likewise.
7827
8e94a90c
ILT		 78282009-02-04 Duncan Sands <baldrick@free.fr>
7829
7830 PR 9812
7831 * reduced_debug_output.h
7832 (Output_reduced_debug_abbrev_section::failed): Use format for
7833 gold_warning.
7834 (Output_reduced_debug_info_section::faild): Likewise.
7835
88a0e15b
ILT		 78362009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7837
7838 * script.cc (Lazy_demangler): New class.
7839 (Version_script_info::get_symbol_version_helper): Demangle a
7840 symbol only once.
7841
5efc7cd2
CC		 78422009-01-29 Cary Coutant <ccoutant@google.com>
7843
7844 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7845 to __tls_get_addr.
7846 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7847
e0ebcf42
ILT		 78482009-01-28 Ian Lance Taylor <iant@google.com>
7849
5efc7cd2 7850 * version.cc (version_string): Bump to 1.9.
75fe7426 7851
e0ebcf42
ILT		 7852 * gold.h: Include <cstring> and <stdint.h>.
7853 * version.cc: Include <cstdio>.
7854 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7855 warning.
7856 * reduced_debug_output.cc (insert_into_vector): Rename from
7857 Insert_into_vector; change all callers. Use Swap_unaligned to
7858 avoid aliasing issue; remove union since it is unnecessary.
7859
8e2813be 78602009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7861
7862 * Makefile.am (CCFILES): Add gc.cc.
7863 (HFILES): Add gc.h.
7864 * Makefile.in: Regenerate.
7865 * gold.cc (Gc_runner): New class.
7866 (queue_initial_tasks): Call garbage collection related tasks
7867 when corresponding options are invoked.
7868 (queue_middle_gc_tasks): New function.
7869 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7870 processed early before laying out sections during garbage collection.
7871 * gold.h (queue_middle_gc_tasks): New function.
7872 (is_prefix_of): Move from "layout.cc".
7873 * i386.cc (Target_i386::gc_process_relocs): New function.
7874 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7875 * main.cc (main): Create object of class "Garbage_collection".
7876 * object.cc (Relobj::copy_symbols_data): New function.
7877 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7878 (Sized_relobj::do_layout): Allow this function to be called twice
7879 during garbage collection and defer layout of section during the
6d03d481
ST		 7880 first call.
7881 * object.h (Relobj::get_symbols_data): New function.
7882 (Relobj::is_section_name_included): New function.
7883 (Relobj::copy_symbols_data): New function.
7884 (Relobj::set_symbols_data): New function.
7885 (Relobj::get_relocs_data): New function.
7886 (Relobj::set_relocs_data): New function.
7887 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7888 (Relobj::gc_process_relocs): New function.
7889 (Relobj::do_gc_process_relocs): New pure virtual function.
7890 (Relobj::sd_): New data member.
7891 (Sized_relobj::is_output_section_offset_invalid): New function.
7892 (Sized_relobj::do_gc_process_relocs): New function.
7893 * options.h (General_options::gc_sections): Modify to not be a no-op.
7894 (General_options::print_gc_sections): New option.
7895 * plugin.cc (Plugin_finish::run): Remove function call to
7896 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7897 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7898 * reloc.cc (Read_relocs::run): Add task to process relocs and
7899 determine unreferenced sections when doing garbage collection.
7900 (Gc_process_relocs): New class.
7901 (Sized_relobj::do_gc_process_relocs): New function.
7902 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7903 sections that are garbage collected.
7904 * reloc.h (Gc_process_relocs): New class.
7905 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7906 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7907 symbols whose corresponding sections are garbage collected.
7908 (Symbol_table::Symbol_table): Add new parameter for the garbage
7909 collection object.
7910 (Symbol_table::gc_mark_undef_symbols): New function.
7911 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7912 (Symbol_table::gc_mark_dyn_syms): New function.
7913 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7914 as garbage.
7915 (Symbol_table::add_from_object): Likewise.
7916 (Symbol_table::add_from_relobj): When building shared objects, do not
7917 treat externally visible symbols as garbage.
7918 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7919 table information for static and relocatable links.
7920 * symtab.h (Symbol_table::set_gc): New function.
7921 (Symbol_table::gc): New function.
7922 (Symbol_table::gc_mark_undef_symbols): New function.
7923 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7924 (Symbol_table::gc_mark_dyn_syms): New function.
7925 (Symbol_table::gc_): New data member.
e1df38aa 7926 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7927 function.
7928 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7929 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7930
3b293544
CF		 79312009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7932
7933 * options.h (General_options::gc_sections): Define as a no-op for now.
7934 (General_options::no_keep_memory): Ditto.
7935 (General_options::Bshareable): Define.
7936 * options.cc (General_options::finalize): Honor -Bshareable.
7937
83d22aa8
AS		 79382009-01-20 Andreas Schwab <schwab@suse.de>
7939
7940 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7941 read the value in the contents, since we don't use it. Use the
7942 template endianness when writing.
7943 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7944
cd536b21
AS		 79452009-01-19 Andreas Schwab <schwab@suse.de>
7946
7947 * configure.tgt (powerpc64-*): Fix targ_obj.
7948
99e9a495
ILT		 79492009-01-15 Ian Lance Taylor <iant@google.com>
7950
7951 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7952 local symbols when stripping all symbols.
7953
bbbfea06
CC		 79542009-01-14 Cary Coutant <ccoutant@google.com>
7955
99e9a495 7956 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7957
0f7c0701
CC		 79582009-01-14 Cary Coutant <ccoutant@google.com>
7959
7960 * archive.cc (Archive::get_elf_object_for_member): Remove call
7961 to File_read::claim_for_plugin.
7962 * descriptors.cc (Descriptors::open): Remove reference to
7963 is_claimed.
7964 (Descriptors::claim_for_plugin): Remove.
7965 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7966 (Descriptors::is_claimed): Remove.
7967 (claim_descriptor_for_plugin): Remove.
7968 * fileread.cc (File_read::claim_for_plugin): Remove.
7969 * fileread.h (File_read::claim_for_plugin): Remove.
7970 (File_read::descriptor): Reopen descriptor if necessary.
7971 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7972 (Plugin_manager::all_symbols_read): Add task parameter. Change
7973 all callers.
7974 (Plugin_manager::get_input_file): New function.
7975 (Plugin_manager::release_input_file): New function.
7976 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7977 corresponding data member.
7978 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7979 and pass to base constructor. Change all callers.
7980 (get_input_file, release_input_file): New functions.
7981 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7982 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7983 (Plugin_manager::all_symbols_read): Add task parameter.
7984 (Plugin_manager::get_input_file): New function.
7985 (Plugin_manager::release_input_file): New function.
7986 (Plugin_manager::task_): New data member.
7987 (Pluginobj::Pluginobj): Add filesize parameter.
7988 (Pluginobj::filename): New function.
7989 (Pluginobj::descriptor): New function.
7990 (Pluginobj::filesize): New function.
7991 (Pluginobj::filesize_): New data member.
7992 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7993 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7994 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7995
7996 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7997 with archive libraries.
7998 * testsuite/Makefile.in: Regenerate.
7999 * testsuite/plugin_test.c (struct sym_info): New type.
8000 (get_input_file, release_input_file): New static variables.
8001 (onload): Capture new transfer vector entries.
8002 (claim_file_hook): Stop reading at end of file according to filesize.
8003 Factor out parsing of readelf output into separate function.
8004 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8005 APIs and get the source file name from the symbol table. Convert
8006 source file name to corresponding object file name. Print info
8007 message when adding new input files.
8008 (parse_readelf_line): New function.
8009 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8010 * testsuite/plugin_test_2.sh: Likewise.
8011 * testsuite/plugin_test_3.sh: Likewise.
8012 * testsuite/plugin_test_4.sh: New test case.
8013
62a6d109
ILT		 80142009-01-07 Ian Lance Taylor <iant@google.com>
8015
8016 * version.cc (version_string): Bump to 1.8.
8017
483620e8
CC		 80182008-12-23 Cary Coutant <ccoutant@google.com>
8019
8020 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8021 * plugin.cc (Plugin_manager::finish): Rename as
8022 layout_deferred_objects. Move cleanup to separate function.
8023 (Plugin_manager::cleanup): New function.
8024 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8025 separately.
8026 * plugin.h (Plugin_manager::finish): Rename as
8027 layout_deferred_objects.
8028 (Plugin_manager::cleanup): New function.
8029 (Plugin_manager::cleanup_done): New field.
8030
d66a9eb3
CC		 80312008-12-23 Cary Coutant <ccoutant@google.com>
8032
8033 * plugin.cc (is_visible_from_outside): New function.
8034 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8035 so we don't return "IR only" status for exported symbols or -r links.
8036
8037 * testsuite/Makefile.am (plugin_test_3): New test case.
8038 * testsuite/Makefile.in: Regenerate.
8039 * testsuite/plugin_test_3.sh: New file.
8040
5995b570
CC		 80412008-12-22 Cary Coutant <ccoutant@google.com>
8042
8043 * object.cc (Sized_relobj::layout_section): New function.
8044 (Sized_relobj::do_layout): Defer layout of input sections until after
8045 plugin has provided replacement files.
8046 (Sized_relobj::do_layout_deferred_sections): New function.
8047 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8048 (Relobj::layout_deferred_sections): New function.
8049 (Relobj::do_layout_deferred_sections): New function.
8050 (Sized_relobj::do_layout_deferred_sections): New function.
8051 (Sized_relobj::layout_section): New function.
8052 (Sized_relobj::Deferred_layout): New structure.
8053 (Sized_relobj::deferred_layout_): New field.
8054 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8055 Change all callers. Layout deferred sections.
8056 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8057 references.
8058 (Plugin_hook::run): Move code from do_plugin_hook inline.
8059 (Plugin_hook::do_plugin_hook): Remove.
8060 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8061 (Plugin_manager::finish): Renamed, was cleanup.
8062 (Plugin_manager::should_defer_layout): New function.
8063 (Plugin_manager::add_deferred_layout_object): New function.
8064 (Plugin_manager::Deferred_layout_list): New type.
8065 (Plugin_manager::deferred_layout_objects_): New field.
8066 (Plugin_hook::do_plugin_hook): Remove.
8067
ee769c88
ILT		 80682008-12-17 Ian Lance Taylor <iant@google.com>
8069
8070 * options.h (class General_options): Add --no case for
8071 --export-dynamic.
8072
abc8dcba
CC		 80732008-12-16 Cary Coutant <ccoutant@google.com>
8074
8075 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8076 vector.
8077 (Plugin_manager::claim_file): Create plugin object even if
8078 plugin did not call the add_symbols callback.
8079 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8080 asking for more symbols than were added.
8081 * testsuite/Makefile.am (plugin_test_1): Add test case with
8082 no global symbols.
8083 (empty.syms): New target.
8084 * testsuite/Makefile.in: Regenerate.
8085 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8086 message. Don't call add_symbols if no globals.
8087 (all_symbols_read_hook): Don't provide replacement for empty
8088 claimed file.
8089
b0074644
ILT		 80902008-12-12 Ian Lance Taylor <iant@google.com>
8091
68943102
ILT		 8092 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8093 r_type == 0 for a local symbol with r_sym == 0.
8094 (scan_relocatable_relocs): Pass r_sym to
8095 local_non_section_strategy.
8096 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8097 r_sym parameter.
8098
b0074644
ILT		 8099 * configure.ac: Update test for TLS descriptors: they are
8100 supported as of glibc 2.9.
8101 * configure: Rebuild.
8102
c2508178
ILT		 81032008-12-11 Ian Lance Taylor <iant@google.com>
8104
8105 PR 7091
8106 * target-reloc.h (Default_scan_relocatable_relocs): For each
8107 function, map r_type == 0 to RELOC_DISCARD.
8108
2756a258
CC		 81092008-12-10 Cary Coutant <ccoutant@google.com>
8110
8111 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8112 object to override a kept COMDAT group from a plugin object.
8113
bb6f53d3
ILT		 81142008-12-09 Ian Lance Taylor <iant@google.com>
8115
fbc558e1
ILT		 8116 PR 7088
8117 * yyscript.y (file_cmd): Handle INPUT.
8118
bb6f53d3
ILT		 8119 * testsuite/initpri1.c: Change all declarations to be full
8120 prototypes by adding void, to avoid compiler warnings.
8121
4674ecfc
CC		 81222008-12-05 Rafael Avila de Espindola <espindola@google.com>
8123
8124 * options.cc (General_options::parse_plugin_opt): New.
8125 (General_options::add_plugin): The argument now is just the filename.
8126 (General_options::add_plugin_option): New.
8127 * options.h (plugin_opt): New.
8128 (add_plugin): Change argument name.
8129 (add_plugin_option): New.
8130 * plugin.cc (Plugin::load): Don't parse the plugin option.
8131 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8132 (Plugin::add_option): New.
8133 (Plugin::args_): Change type.
8134 (Plugin::filename_): New.
8135 (Plugin_manager::add_plugin_option): New.
8136 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8137 * testsuite/Makefile.in: Regenerate.
8138
fd06b4aa
CC		 81392008-12-05 Cary Coutant <ccoutant@google.com>
8140
8141 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8142 Handle --strip-lto-sections option.
8143 * options.h (strip_lto_sections): New option.
8144
6c52134c
CC		 81452008-12-01 Cary Coutant <ccoutant@google.com>
8146
8147 * plugin.cc (ld_plugin_message): Change format parameter to const.
8148 Fix mismatch between new[] and delete.
8149
a45248e0
CC		 81502008-11-14 Cary Coutant <ccoutant@google.com>
8151
8152 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8153 instead of -1U.
8154
c82fbeee
CS		 81552008-11-05 Craig Silverstein <csilvers@google.com>
8156
8157 * options.cc (General_options::parse_dynamic_list): New function.
8158 * options.h (General_options): New flags dynamic_list,
8159 dynamic_list_data, dynamic_list_cpp_new, and
8160 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8161 (General_options::in_dynamic_list): New function.
8162 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8163 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8164 (Lex::can_continue_name): Likewise.
8165 (yylex): Likewise.
8166 (read_script_file): New parameter script_options.
8167 (read_dynamic_list): New function.
8168 (Script_options::define_dynamic_list): New function.
8169 (dynamic_list_keyword_parsecodes): New variable.
8170 (dynamic_list_keywords): New variable.
8171 * script.h (Script_options::define_dynamic_list): New function
8172 prototype.
8173 (read_dynamic_list): New function prototype.
8174 * symtab.cc (strprefix): New macro.
8175 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8176 dynamic_list_data, dynamic_list_cpp_new, and
8177 dynamic_list_cpp_typeinfo.
8178 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8179 (dynamic_list_expr): New rule.
8180 (dynamic_list_nodes): Likewise.
8181 (dynamic_list_node): Likewise.
8182 * testsuite/Makefile.am (dynamic_list): New test.
8183 * testsuite/Makefile.in: Regenerated.
8184 * testsuite/dynamic_list.t: New file.
8185 * testsuite/dynamic_list.sh: New file.
8186
e0bb29a5
CS		 81872008-11-05 Craig Silverstein <csilvers@google.com>
8188
8189 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8190 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8191 (t11_last): Likewise.
8192 * testsuite/ver_test_6.c (main): Likewise.
8193
4e1e25e0
CC		 81942008-10-07 Cary Coutant <ccoutant@google.com>
8195
8196 * options.c (General_options::finalize): Add check for -static and
8197 -shared.
8198 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8199 is not empty.
8200
92f03fcb
CC		 82012008-10-02 Cary Coutant <ccoutant@google.com>
8202
8203 * plugin.cc (make_sized_plugin_object): Fix conditional
8204 compilation to work when not all targets are enabled.
8205
fbd8a257
CC		 82062008-09-29 Cary Coutant <ccoutant@google.com>
8207
8208 * archive.cc (Archive::get_file_and_offset): Use filename instead
8209 of name to get library path.
8210 (Archive::include_member): Unlock external member of a thin archive.
8211
8212 * testsuite/Makefile.am (TEST_AR): New variable.
8213 (thin_archive_test_1): New test.
8214 (thin_archive_test_2): New test.
81636b3f
CC		 8215 * testsuite/Makefile.in: Regenerate.
8216 * testsuite/thin_archive_main.cc: New file.
8217 * testsuite/thin_archive_test_1.cc: New file.
8218 * testsuite/thin_archive_test_2.cc: New file.
8219 * testsuite/thin_archive_test_3.cc: New file.
8220 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 8221
eff45813
CC		 82222008-09-29 Cary Coutant <ccoutant@google.com>
8223
8224 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8225 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8226 instead of -1U.
8227 (Sized_relobj::do_finalize_local_symbols): Likewise.
8228 (Sized_relobj::map_to_kept_section): Likewise.
8229 * object.h (Sized_relobj::invalid_address): New constant.
8230 (Sized_relobj::do_output_section_offset): Check for invalid_address
8231 and return -1ULL.
8232 * output.cc (Output_reloc::local_section_offset): Use constant
8233 invalid_address instead of -1U.
8234 (Output_reloc::get_address): Likewise.
8235 (Output_section::output_address): Change -1U to -1ULL.
8236 * output.h (Output_reloc::invalid_address): New constant.
8237 * reloc.cc (Sized_relobj::write_sections): Use constant
8238 invalid_address instead of -1U.
8239 (Sized_relobj::relocate_sections): Likewise.
8240 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8241 values for merge sections.
8242 * target-reloc.h (relocate_for_relocatable): Use constant
8243 invalid_address instead of -1U.
8244
89fc3421
CC		 82452008-09-19 Cary Coutant <ccoutant@google.com>
8246
8247 Add plugin functionality for link-time optimization (LTO).
8248 * configure.ac (plugins): Add --enable-plugins option.
8249 * configure: Regenerate.
8250 * config.in: Regenerate.
8251 * Makefile.am (LIBDL): New variable.
8252 (CCFILES): Add plugin.cc.
8253 (HFILES): Add plugin.h.
8254 (ldadd_var): Add LIBDL.
8255 * Makefile.in: Regenerate.
8256
8257 * archive.cc: Include "plugin.h".
8258 (Archive::setup): Don't preread archive symbols when using a plugin.
8259 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8260 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8261 files.
8262 (Archive::include_member): Add symbols from plugin objects.
8263 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8264 * descriptors.cc (Descriptors::open): Check for file descriptors
8265 abandoned by plugins.
8266 (Descriptors::claim_for_plugin): New function.
8267 * descriptors.h (Descriptors::claim_for_plugin): New function.
8268 (Open_descriptor::is_claimed): New field.
8269 (claim_descriptor_for_plugin): New function.
8270 * fileread.cc (File_read::claim_for_plugin): New function.
8271 * fileread.h (File_read::claim_for_plugin): New function.
8272 (File_read::descriptor): New function.
8273 * gold.cc: Include "plugin.h".
8274 (queue_initial_tasks): Add task to call plugin hooks for generating
8275 new object files.
8276 * main.cc: Include "plugin.h".
8277 (main): Load plugin libraries.
8278 * object.h (Pluginobj): Declare.
8279 (Object::pluginobj): New function.
8280 (Object::do_pluginobj): New function.
8281 (Object::set_target): New function.
8282 * options.cc: Include "plugin.h".
8283 (General_options::parse_plugin): New function.
8284 (General_options::General_options): Initialize plugins_ field.
8285 (General_options::add_plugin): New function.
8286 * options.h (Plugin_manager): Declare.
8287 (General_options): Add --plugin option.
8288 (General_options::has_plugins): New function.
8289 (General_options::plugins): New function.
8290 (General_options::add_plugin): New function.
8291 (General_options::plugins_): New field.
8292 * plugin.cc: New file.
8293 * plugin.h: New file.
8294 * readsyms.cc: Include "plugin.h".
8295 (Read_symbols::do_read_symbols): Check for archive before checking
8296 for ELF file. Call plugin hooks to claim files.
8297 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8298 from a real object file; force override when processing replacement
8299 files.
8300 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8301 (Symbol::init_base_object): Likewise.
8302 (Symbol::init_base_output_data): Likewise.
8303 (Symbol::init_base_output_segment): Likewise.
8304 (Symbol::init_base_constant): Likewise.
8305 (Symbol::init_base_undefined): Likewise.
8306 (Symbol::output_section): Assert that object is not a plugin.
8307 (Symbol_table::add_from_pluginobj): New function.
8308 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8309 undefined.
8310 (Symbol_table::sized_write_globals): Likewise.
8311 (Symbol_table::add_from_pluginobj): Instantiate template.
8312 * symtab.h (Sized_pluginobj): Declare.
8313 (Symbol::in_real_elf): New function.
8314 (Symbol::set_in_real_elf): New function.
8315 (Symbol::in_real_elf_): New field.
8316 (Symbol_table::add_from_pluginobj): New function.
8317
8318 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8319 (LIBDL): New variable.
8320 (LDADD): Add LIBDL.
8321 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8322 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8323 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8324 (MOSTLYCLEANFILES): Likewise.
8325 * testsuite/Makefile.in: Regenerate.
8326 * testsuite/plugin_test.c: New file.
8327 * testsuite/plugin_test_1.sh: New file.
8328 * testsuite/plugin_test_2.sh: New file.
8329
de31bda5
ILT		 83302008-09-16 Ian Lance Taylor <iant@google.com>
8331
9c2d0ef9
ILT		 8332 * target-reloc.h (relocate_section): Check whether a symbol is
8333 defined by the ABI before reporting an undefined symbol error.
8334 * target.h (Target::is_defined_by_abi): Make parameter const.
8335 (Target::do_is_defined_by_abi): Likewise.
8336 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8337 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8338 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8339 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8340 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8341 * testsuite/Makefile.in: Rebuild.
8342
de31bda5
ILT		 8343 * fileread.cc (make_view): Add casts to avoid warning.
8344
9fa33bee
AO		 83452008-09-16 Alexandre Oliva <aoliva@redhat.com>
8346
8347 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8348 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8349
183fd0e3
AO		 83502008-09-16 Alexandre Oliva <aoliva@redhat.com>
8351
8352 * options.h (General_options::output_is_executable): New.
8353 (General_options::output_is_pie): New.
8354 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8355 for shared libraries.
8356 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8357
7be8330a
CD		 83582008-09-11 Chris Demetriou <cgd@google.com>
8359
8360 * options.h (origin): New -z option.
8361 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8362 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8363 in DT_FLAGS_1.
8364
a9caad02
CC		 83652008-09-05 Cary Coutant <ccoutant@google.com>
8366
8367 * fileread.cc (File_read::make_view): Add check for attempt to map
8368 beyond end of file.
8369
ae6dce4d
CC		 83702008-09-05 Cary Coutant <ccoutant@google.com>
8371
8372 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8373 explicit instantiations.
8374
d7ab2a47
KVH		 83752008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8376
8377 PR gold/6858
8378 * options.cc (General_options::finalize): Allow undefined symbols
8379 in shlibs if linking -shared.
8380
8381 PR gold/6859
8382 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8383 symbols as not needing a dynsym entry.
8384
1e52a9c1
CS		 83852008-08-20 Craig Silverstein <csilvers@google.com>
8386
8387 * fileread.cc (File_read::open): Do not lock the file unless it
8388 was successfully opened.
8389
d85c80a3
CC		 83902008-08-14 Cary Coutant <ccoutant@google.com>
8391
8392 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8393 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8394 * testsuite/tls_test.cc (struct int128): 128-bit struct
8395 for testing TLS relocs with non-zero addend.
8396 (v12): New TLS variable.
8397 (t12): New test.
8398 (t_last): Add check for v12.
8399 * testsuite/tls_test.h (t12): New function.
8400 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8401
2d924fd9
ILT		 84022008-08-13 Ian Lance Taylor <iant@google.com>
8403
8404 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8405 set tls_segment_ or relro_segment_.
8406 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8407 when appropriate.
8408 * output.h (Output_section::clear_is_relro): New function.
8409 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8410 sections specially even when output_data_ is empty.
8411 (Output_segment::maximum_alignment): When first section is relro,
8412 only force alignment for PT_LOAD segments.
8413 * script.cc (script_data_segment_align): New function.
8414 (script_data_segment_relro_end): New function.
8415 * script-c.h (script_data_segment_align): Declare.
8416 (script_data_segment_relro_end): Declare.
8417 * script-sections.h (class Script_sections): Declare
8418 data_segment_align and data_segment_relro_end. Add fields
8419 segment_align_index_ and saw_relro_end_.
8420 * script-sections.cc (class Sections_element): Add set_is_relro
8421 virtual function. Add new bool* parameter to place_orphan_here.
8422 Add get_output_section virtual function.
8423 (class Output_section_definition): Add set_is_relro. Add new
8424 bool* parameter to place_orphan_here. Add get_output_section.
8425 Add is_relro_ field.
8426 (Output_section_definition::Output_section_definition): Initialize
8427 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8428 and is_relro_ fields.
8429 (Output_section_definition::place_orphan_here): Add is_relro
8430 parameter.
8431 (Output_section_definition::set_section_addresses): Set relro for
8432 output section.
8433 (Output_section_definition::alternate_constraint): Likewise.
8434 (class Orphan_output_section): Add new bool* parameter to
8435 place_orphan_here. Add get_output_section.
8436 (Orphan_output_section::place_orphan_here): Add is_relro
8437 parameter.
8438 (Script_sections::Script_sections): Initialize
8439 data_segment_align_index_ and saw_relro_end_.
8440 (Script_sections::data_segment_align): New function.
8441 (Script_sections::data_segment_relro_end): New function.
8442 (Script_sections::place_orphan): Set or clear is_relro.
8443 (Script_sections::set_section_addresses): Force alignment of first
8444 TLS section.
8445 * yyscript.y (exp): Call script_data_segment_align and
8446 script_data_segment_relro_end.
8447 * testsuite/relro_script_test.t: New file.
8448 * testsuite/relro_test.cc (using_script): Declare.
8449 (t1, t2): Test using_script.
8450 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8451 (relro_script_test_SOURCES): Define.
8452 (relro_script_test_DEPENDENCIES): Define.
8453 (relro_script_test_LDFLAGS): Define.
8454 (relro_script_test_LDADD): Define.
8455 (relro_script_test.so): New target.
8456 * testsuite/Makefile.in: Rebuild.
8457
f827c9a9
CC		 84582008-08-06 Cary Coutant <ccoutant@google.com>
8459
8460 * archive.cc (Archive::total_archives, Archive::total_members)
8461 (Archive::total_members_loaded): New variables.
8462 (Archive::setup): Add parameter. Add option to preread
8463 archive symbols.
8464 (Archive::read_armap): Add counter.
8465 (Archive::get_file_and_offset): New function.
8466 (Archive::get_elf_object_for_member): New function.
8467 (Archive::read_all_symbols): New function.
8468 (Archive::read_symbols): New function.
8469 (Archive::add_symbols): Add counters.
8470 (Archive::include_all_members): Use armap to find members if it's
8471 already built.
8472 (Archive::include_member): Skip reading symbols if already read.
8473 Factored code into Archive::get_file_and_offset and
8474 Archive::get_elf_object_for_member. Changed call to
8475 Mapfile::report_include_archive_member.
8476 (Archive::print_stats): New function.
8477 * archive.h: Declare Object and Read_symbols_data classes.
8478 (Archive::Archive): Add initializers for new members.
8479 (Archive::setup): Add parameter.
8480 (Archive::print_stats): New function.
8481 (Archive::total_archives, Archive::total_members)
8482 (Archive::total_members_loaded): New variables.
8483 (Archive::get_file_and_offset): New function.
8484 (Archive::get_elf_object_for_member): New function.
8485 (Archive::read_all_symbols): New function.
8486 (Archive::read_symbols): New function.
8487 (Archive::Archive_member): New class.
8488 (Archive::members_): New member.
8489 (Archive::num_members_): New member.
8490 * main.cc: Include archive.h.
8491 (main): Call Archive::print_stats.
8492 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8493 archive parameter; member_name is now the fully-decorated name.
8494 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8495 * options.h: (General_options): Add --preread-archive-symbols option.
8496 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8497 Archive::setup.
8498
de4c45bd
ILT		 84992008-08-04 Ian Lance Taylor <iant@google.com>
8500
8501 * symtab.h (Symbol::use_plt_offset): New function.
8502 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8503 * powerpc.cc (Relocate::relocate): Likewise.
8504 * sparc.cc (Relocate::relocate): Likewise.
8505 * x86_64.cc (Relocate::relocate): Likewise.
8506 * testsuite/weak_plt.sh: New test.
8507 * testsuite/weak_plt_main.cc: New test.
8508 * testsuite/weak_plt_shared.cc: New test.
8509 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8510 (check_PROGRAMS): Add weak_plt.
8511 (check_DATA): Add weak_plt_shared.so.
8512 (weak_plt_main_pic.o, weak_plt): New targets.
8513 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8514 * testsuite/Makefile.in: Rebuild.
8515
8516 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8517 gcctestdir/ld.
8518 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8519 * testsuite/Makefile.in: Rebuild.
8520
323ee3f4
AM		 85212008-08-04 Alan Modra <amodra@bigpond.net.au>
8522
8523 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8524 * Makefile.in: Regenerate.
8525 * po/POTFILES.in: Regenerate.
8526
7c07ecec
ILT		 85272008-07-29 Ian Lance Taylor <iant@google.com>
8528
8529 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8530 symbols before other symbols.
8531 * testsuite/script_test_2.cc (test_addr): Declare.
8532 (test_addr_alias): Declare.
8533 (main): Check that test_addr and test_addr_alias have the right
cd536b21 8534 values.
7c07ecec
ILT		 8535 * testsuite/script_test_2.t: Define test_addr_alias and
8536 test_addr.
8537
5778530e
ILT		 85382008-07-24 Ian Lance Taylor <iant@google.com>
8539
2a00e4fb
ILT		 8540 PR 5990
8541 * descriptors.cc: New file.
8542 * descriptors.h: New file.
8543 * gold-threads.h (class Hold_optional_lock): New class.
8544 * fileread.cc: Include "descriptors.h".
8545 (File_read::~File_read): Release descriptor rather than closing
8546 it.
8547 (File_read::open) [file]: Call open_descriptor rather than open.
8548 Set is_descriptor_opened_.
8549 (File_read::open) [memory]: Assert that descriptor is not open.
8550 (File_read::reopen_descriptor): New function.
8551 (File_read::release): Release descriptor.
8552 (File_read::do_read): Make non-const. Reopen descriptor.
8553 (File_read::read): Make non-const.
8554 (File_read::make_view): Reopen descriptor.
8555 (File_read::do_readv): Likewise.
8556 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8557 Update declarations.
8558 * layout.cc: Include "descriptors.h".
8559 (Layout::create_build_id): Use open_descriptor rather than open.
8560 * output.cc: Include "descriptors.h".
8561 (Output_file::open): Use open_descriptor rather than open.
8562 * archive.cc (Archive::const_iterator): Change Archive to be
8563 non-const.
8564 (Archive::begin, Archive::end): Make non-const.
8565 (Archive::count_members): Likewise.
8566 * archive.h (class Archive): Update declarations.
8567 * object.h (Object::read): Make non-const.
8568 * Makefile.am (CCFILES): Add descriptors.cc.
8569 (HFILES): Add descriptors.h.
8570 * Makefile.in: Rebuild.
8571
801647d1
ILT		 8572 PR 6716
8573 * gold.h: Always include <clocale>. Add Solaris workarounds
8574 following code in binutils/sysdep.h.
8575
5edd166e
ILT		 8576 PR 6048
8577 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8578 this->eh_frame_hdr_ is NULL before using it.
8579
c89ad728
ILT		 8580 * dynobj.cc (Versions::Versions): Update comment.
8581
aa86f06b
ILT		 8582 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8583 the base version name.
8584
5778530e
ILT		 8585 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8586 array size plus one.
8587 (Stringpool_template::set_string_offsets): Subtract one from key
8588 before using it as an array index.
8589 (Stringpool_template::get_offset_with_length): Likewise.
8590 (Stringpool_template::write_to_buffer): Likewise.
8591 * stringpool.h (Stringpool_template::get_offset_from_key):
8592 Likewise.
8593
057ead22
ILT		 85942008-07-23 Ian Lance Taylor <iant@google.com>
8595
7f649c59
ILT		 8596 PR 6658
8597 * object.h (Merged_symbol_value::value): Do our best to handle a
8598 negative addend.
8599
057ead22
ILT		 8600 PR 6647
8601 * script.cc (Version_script_info::get_versions): Don't add empty
8602 version tag to return value.
8603 (Version_script_info::get_symbol_version_helper): Change return
8604 type to bool. Add pversion parameter. Change all callers.
8605 (script_register_vers_node): Don't require a non-NULL tag.
8606 * script.h (class Version_script_info): Update declarations.
8607 (Version_script_info::get_symbol_version): Change return type to
8608 bool. Add version parameter. Change all callers.
8609 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8610 handling. Handle an empty version from a version script.
8611 (Symbol_table::define_special_symbol): Likewise.
8612 * testsuite/ver_test_10.script: New file.
8613 * testsuite/ver_test_10.sh: New file.
8614 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8615 (check_DATA): Add ver_test_10.syms.
8616 (ver_test_10.syms, ver_test_10.so): New target.
8617 * testsuite/Makefile.in: Rebuild.
8618
58e54ac2
CD		 86192008-07-23 Simon Baldwin <simonb@google.com>
8620
8621 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8622 to zero for undefined symbols from dynamic libraries.
8623
95d14cd3
ILT		 86242008-07-23 Ian Lance Taylor <iant@google.com>
8625
8626 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8627 Change all callers.
8628 * symtab.h (class Symbol_table): Update declaration.
8629 * testsuite/ver_test_9.cc: New file.
8630 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8631 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8632 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8633 (ver_test_9.so, ver_test_9.o): New targets.
8634 * testsuite/Makefile.in: Rebuild.
8635
92de84a6
ILT		 86362008-07-22 Ian Lance Taylor <iant@google.com>
8637
34810851
ILT		 8638 * options.h (class General_options): Define --check-sections.
8639 * layout.cc (Layout::set_segment_offsets): Handle
8640 --check-sections.
8641
af6156ef
ILT		 8642 * options.h (class General_options): Define -n/--nmagic and
8643 -N/--omagic.
8644 * options.cc (General_options::finalize): For -n/--nmagic or
8645 -N/--omagic, set -static.
8646 * layout.cc (Layout::attach_allocated_section_to_segment): If
8647 -N/--omagic, don't put read-only and read-write sections in
8648 different segments.
8649 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8650 finding a read-only segment.
8651 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8652 don't set the minimum segment alignment to the common page size,
8653 and don't set the file offset to the address modulo the page size.
8654 * script-sections.cc (Script_sections::create_segments): If
8655 -n/--omagic, don't put read-only and read-write sections in
8656 different segments.
8657
92de84a6
ILT		 8658 * cref.cc: New file.
8659 * cref.h: New file.
8660 * options.h (class General_options): Add --print-symbol-counts.
8661 * main.cc (main): Issue defined symbol report if requested.
8662 * archive.cc (Archive::interpret_header): Make into a const member
8663 function.
8664 (Archive::add_symbols): Call Input_objects::archive_start and
8665 archive_stop.
8666 (Archive::const_iterator): Define new class.
8667 (Archive::begin, Archive::end): New functions.
8668 (Archive::include_all_members): Rewrite to use iterator.
8669 (Archive::count_members): New function.
8670 * archive.h (class Archive): Update declarations.
8671 (Archive::filename): New function.
8672 * object.cc: Include "cref.h".
8673 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8674 (Sized_relobj::do_get_global_symbol_counts): New function.
8675 (Input_objects::add_object): Add object to cross-referencer.
8676 (Input_objects::archive_start): New function.
8677 (Input_objects::archive_stop): New function.
8678 (Input_objects::print_symbol_counts): New function.
8679 * object.h: Declare Cref and Archive.
8680 (Object::get_global_symbol_counts): New function.
8681 (Object::do_get_global_symbol_counts): New pure virtual function.
8682 (class Sized_relobj): Add defined_count_ field. Update
8683 declarations.
8684 (class Input_objects): Add cref_ field. Update constructor.
8685 Update declarations.
8686 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8687 defined_count_.
8688 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8689 symbol counts.
8690 (Sized_dynobj::do_get_global_symbol_counts): New function.
8691 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8692 defined_count_. Update declarations. Define Symbols typedef.
8693 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8694 parameter. Change all callers.
8695 (Symbol_table::add_from_dynobj): Add sympointers and defined
8696 parameters. Change all callers.
8697 * symtab.h (class Symbol_table): Update declarations.
8698 * Makefile.am (CCFILES): Add cref.cc.
8699 (HFILES): Add cref.h.
8700 * Makefile.in: Rebuild.
8701
3f7c5e1d
CD		 87022008-07-22 Simon Baldwin <simonb@google.com>
8703
8704 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8705 to zero when writing undefined symbols.
8706
e0b64032
ILT		 87072008-07-22 Ian Lance Taylor <iant@google.com>
8708
8709 * output.cc (Output_section::add_input_section): Don't try to
8710 merge empty merge sections.
8711
096b02cf
CS		 87122008-07-21 Craig Silverstein <csilvers@google.com>
8713
8714 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8715 Include symbol version in error message.
cd536b21 8716
1d1f116d
CD		 87172008-07-20 Chris Demetriou <cgd@google.com>
8718
cd536b21 8719 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 8720 (RANDOM_SEED_CFLAGS): New substituted variable.
8721 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8722 * configure: Rebuild.
8723 * Makefile.in: Likewise.
8724 * testsuite/Makefile.in: Likewise.
8725
a18f591e
ILT		 87262008-07-18 Ian Lance Taylor <iant@google.com>
8727
8728 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8729 where we see NAME/NULL and NAME/VERSION as separate symbols.
8730 * testsuite/ver_test_main.cc (main): Call t4.
8731 (t4, t4_2a): Define.
8732 * testsuite/ver_test_2.cc (t4_2): Define.
8733 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8734 * testsuite/ver_test_4.cc (t4_2a): Define.
8735 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8736 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8737
c6e3f6ed
ILT		 87382008-07-17 Ian Lance Taylor <iant@google.com>
8739
8740 * dynobj.cc (Versions::add_def): If we give an error about a
8741 missing version, go ahead and create the version anyhow.
8742
ef9beddf
ILT		 87432008-07-10 Ian Lance Taylor <iant@google.com>
8744
8745 Handle output sections with more than 0x7fffffff bytes.
8746 * object.h (class Relobj): Change map_to_output_ to
8747 output_sections_, and just keep a section pointer. Change all
8748 uses. Move comdat group support to Sized_relobj.
8749 (Relobj::is_section_specially_mapped): Remove.
8750 (Relobj::output_section): Remove poff parameter. Change all
8751 callers.
8752 (Relobj::output_section_offset): New function.
8753 (Relobj::set_section_offset): Rewrite.
8754 (Relobj::map_to_output): Remove.
8755 (Relobj::output_sections): New function.
8756 (Relobj::do_output_section_offset): New pure virtual function.
8757 (Relobj::do_set_section_offset): Likewise.
8758 (class Sized_relobj): Add section_offsets_ field. Add comdat
8759 group support from Relobj. Update declarations.
8760 (Sized_relobj::get_output_section_offset): New function.
8761 (Sized_relobj::do_output_section_offset): New function.
8762 (Sized_relobj::do_set_section_offset): New function.
8763 * object.cc (Relobj::output_section_address): Remove.
8764 (Sized_relobj::Sized_relobj): Initialize new fields.
8765 (Sized_relobj::include_section_group): Cast find_kept_object to
8766 Sized_relobj.
8767 (Sized_relobj::include_linkonce_section): Likewise.
8768 (Sized_relobj::do_layout): Use separate arrays for output section
8769 and output offset.
8770 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8771 output_sections.
8772 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8773 output_sections and section_offsets.
8774 (Sized_relobj::write_local_symbols): Likewise.
8775 (map_to_kept_section): Compute output address directly.
8776 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8777 output_sections and section_offsets.
8778 (Sized_relobj::write_sections): Likewise.
8779 (Sized_relobj::relocate_sections): Likewise.
8780 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8781 * output.h (class Output_reloc): Update declarations. Change
8782 u2_.relobj to Sized_relobj*.
8783 (class Output_data_reloc): Change add functions to use
8784 Sized_relobj*.
8785 * output.cc (Output_reloc::Output_reloc): Change relobj to
8786 Sized_relobj*.
8787 (Output_reloc::local_section_offset): Change return type to
8788 Elf_Addr. Use get_output_section_offset.
8789 (Output_reloc::get_address): Likewise.
8790 (Output_section::is_input_address_mapped): Don't call
8791 is_section_specially_mapped.
8792 (Output_section::output_offset): Likewise.
8793 (Output_section::output_address): Likewise.
8794 (Output_section::starting_output_address): Likewise.
8795 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8796 parameter to Sized_relobj*.
8797 (Copy_relocs::need_copy_reloc): Likewise.
8798 (Copy_relocs::save): Likewise.
8799 * copy-relocs.h (class Copy_relocs): Update declarations.
8800 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8801 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8802 * target-reloc.h (relocate_for_relocatable): Change
8803 offset_in_output_section type to Elf_Addr. Change code that uses
8804 it as well.
8805 * layout.cc (Layout::layout): Always set *off.
8806 * mapfile.cc (Mapfile::print_input_section): Use
8807 output_section_offset.
8808 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8809 Sized_relobj*.
8810 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8811 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8812 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8813
5cb66f97
ILT		 88142008-07-03 Ian Lance Taylor <iant@google.com>
8815
8816 * layout.cc (Layout::include_section): Do not discard unrecognized
8817 SHT_STRTAB sections.
8818
afe47622
CS		 88192008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8820
8821 * script.cc (Lex::can_continue_name): Make '?' allowable in
8822 version-script names.
8823 * testsuite/version_script.map: Change glob pattern to use '?'
8824
5adf9721
ILT		 88252008-06-30 Manish Singh <yosh@gimp.org>
8826
8827 PR 6585
8828 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8829 Correct typo.
8830
e6fde208
ILT		 88312008-06-30 Ian Lance Taylor <iant@google.com>
8832
8833 PR 6660
8834 PR 6682
8835 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8836 versions]: Don't try to read the value in the contents, since we
8837 don't use it. Use the template endianness when writing.
8838
3f2e6a2d
CC		 88392008-06-25 Cary Coutant <ccoutant@google.com>
8840
8841 * fileread.cc (File_read::make_view): Assert on zero-length view.
8842 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8843 symbol table when there are no symbols to read.
8844
c43d3a48
CS		 88452008-06-23 Craig Silverstein <csilvers@google.com>
8846
8847 * version.cc (version_string): Bump to 1.7
8848
5f494ea0
CS		 88492008-06-18 Craig Silverstein <csilvers@google.com>
8850
8851 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8852 constant 0xFFFF to type Valtype.
8853 (Powerpc_relocate_functions::rel16_ha): Likewise.
8854
c42e122e
ILT		 88552008-06-17 Ian Lance Taylor <iant@google.com>
8856
f34787f8
ILT		 8857 * output.h (Output_section::Input_section): Initialize p2align_ to
8858 zero for Output_section_data constructors.
8859 (Output_section::Input_section::addralign): If not an input
8860 section, return the alignment of the Output_section_data.
8861 * testsuite/copy_test.cc: New file.
8862 * testsuite/copy_test_1.cc: New file.
8863 * testsuite/copy_test_2.cc: New file.
8864 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8865 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8866 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8867 (copy_test_1_pic.o, copy_test_1.so): New targets.
8868 (copy_test_2_pic.o, copy_test_2.so): New targets.
8869 * testsuite/Makefile.in: Rebuild.
8870
c42e122e
ILT		 8871 * script-sections.cc (Script_sections::place_orphan): Initialize
8872 local variable exact.
8873
ce3ac18a
DE		 88742008-06-13 David Edelsohn <edelsohn@gnu.org>
8875
8876 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8877
42cacb20
DE		 88782008-06-12 David Edelsohn <edelsohn@gnu.org>
8879 David S. Miller <davem@davemloft.net>
8880
8881 * powerpc.cc: New file.
8882 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8883 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8884 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8885 * Makefile.in: Rebuild.
8886
7b308235
ILT		 88872008-06-09 Ian Lance Taylor <iant@google.com>
8888
8889 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8890 <exception>.
8891 (throwing, orig_terminate): New static variables.
8892 (terminate_handler): New static function.
8893 (t2): Set terminate handler.
8894
f0b886e3
ILT		 88952008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8896
8897 PR 6584
cd536b21 8898 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8899 alignment.
8900
3e90f135
CC		 89012008-05-30 Cary Coutant <ccoutant@google.com>
8902
8903 * archive.cc (Archive::include_all_members) Correct to step
8904 over symbol table and extended name table in thin archives.
8905
e09ad04a
ILT		 89062008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8907
8908 PR 6407
8909 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8910 calculation.
8911
62b01cb5
ILT		 89122008-05-28 Caleb Howe <cshowe@google.com>
8913
8914 * reduced_debug_output.cc: New file.
8915 * reduced_debug_output.h: New file.
92de84a6 8916 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8917 * options.cc (General_options::finalize): Add strip_debug_non_line
8918 to the strip heirarchy.
8919 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8920 fields.
8921 * layout.cc: Include "reduced_debug_output.h".
8922 (Layout::Layout): Initialize new fields.
8923 (line_only_debug_sections): New static array.
8924 (is_lines_only_debug_sections): New static inline function.
8925 (Layout::include_section): Handle --strip-debug-non-line.
8926 (Layout::make_output_section): If --strip-debug-non-line, build
8927 new output sections for .debug_abbrev and .debug_info.
8928 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8929 gold. Warn about possible overflow.
8930 (read_signed_LEB_128): Likewise.
8931 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8932 (read_signed_LEB_128): Declare.
8933 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8934 (HFILES): Add reduced_debug_output.h.
8935 * Makefile.in: Rebuild.
8936
7d9e3d98
ILT		 89372008-05-21 Ian Lance Taylor <iant@google.com>
8938
8939 * mapfile.cc: New file.
8940 * mapfile.h: New file.
8941 * options.h (class General_options): Add -M/--print-map and -Map.
8942 * options.cc (General_options::finalize): Make -M equivalent to
8943 -Map -.
8944 * main.cc: Include <cstdio> and "mapfile.h".
8945 (main): Open mapfile if requested.
8946 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8947 constructor. Change caller.
8948 (queue_initial_tasks): Add mapfile parameter. Change caller.
8949 (queue_middle_tasks): Likewise.
8950 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8951 declarations.
8952 * archive.cc: Include "mapfile.h".
8953 (Archive::add_symbols): Add mapfile parameter. Change all
8954 callers. Pass mapfile, symbol, and reason to include_member.
8955 (Archive::include_all_members): Add mapfile parameter. Change all
8956 callers.
8957 (Archive::include_member): Add mapfile, sym, and why parameters.
8958 Change all callers. Report inclusion to map file.
8959 * archive.h: Include "fileread.h".
8960 (class Archive): Update declarations.
8961 (Archive::file): New const method.
8962 (class Add_archive_symbols): Add mapfile_ field. Update
8963 constructor. Change all callers.
8964 * readsyms.h (class Read_symbols): Likewise.
8965 (class Finish_group): Likewise.
8966 (class Read_script): Likewise.
8967 * common.cc: Include "mapfile.h".
8968 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8969 all callers.
8970 (Symbol_table::do_allocate_commons): Likewise.
8971 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8972 symbol allocation to mapfile.
8973 * common.h (class Allocate_commons_task): Add mapfile_ field.
8974 Update constructor. Change all callers.
8975 * symtab.h (class Symbol_table): Update declarations.
8976 * layout.cc: Include "mapfile.h".
8977 (Layout_task_runner::run): Print information to mapfile.
8978 (Layout::create_gold_note): Change Output_data_fixed_space to
8979 Output_data_zero_fill.
8980 (Layout::create_build_id): Likewise.
8981 (Layout::print_to_mapfile): New function.
8982 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8983 constructor. Change caller.
8984 (class Layout): Declare print_to_mapfile.
8985 * output.cc (Output_section::Input_section::print_to_mapfile): New
8986 function.
8987 (Output_section::add_input_section): If producing a map, always
8988 add to input_sections_ list.
8989 (Output_section::do_print_to_mapfile): New function.
8990 (Output_segment::print_sections_to_mapfile): New function.
8991 (Output_segment::print_section_list_to_mapfile): New function.
8992 * output.h: Include "mapfile.h".
8993 (Output_data::print_to_mapfile): New function.
8994 (Output_data::do_print_to_mapfile): New virtual function.
8995 (Output_segment_headers::do_print_to_mapfile): New function.
8996 (Output_file_header::do_print_to_mapfile): New function.
8997 (Output_data_const::do_print_to_mapfile): New function.
8998 (class Output_data_const_buffer): Add map_name_ field. Update
8999 constructor. Change all callers. Add do_print_to_mapfile
9000 function.
9001 (class Output_data_fixed_space): Likewise.
9002 (class Output_data_space): Likewise.
9003 (class Output_data_zero_fill): New class.
9004 (Output_data_strtab::do_print_to_mapfile): New function.
9005 (Output_data_reloc_base::do_print_to_mapfile): New function.
9006 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9007 (Output_data_group::do_print_to_mapfile): New function.
9008 (Output_data_got::do_print_to_mapfile): New function.
9009 (Output_data_dynamic::do_print_to_mapfile): New function.
9010 (Output_symtab_xindex::do_print_to_mapfile): New function.
9011 (class Output_section): Declare do_print_to_mapflie. Declare
9012 print_to_mapfile in Input_section.
9013 (class Output_segment): Declare new functions.
9014 * object.h (Sized_relobj::symbol_count): New function.
9015 * script-sections.cc
9016 (Output_section_element_dot_assignment::set_section_addresses):
9017 Change Output_data_fixed_space to Output_data_zero_fill.
9018 (Output_data_expression::do_print_to_mapfile): New function.
9019 * script.cc (read_input_script): Add mapfile parameter. Change
9020 all callers.
9021 * script.h (read_input_script): Update declaration.
9022 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9023 (Eh_frame::do_print_to_mapfile): New function.
9024 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9025 (Output_merge_string::do_print_to_mapfile): New function.
9026 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9027 function.
9028 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9029 function.
9030 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9031 function.
9032 * Makefile.am (CCFILES): Add mapfile.cc.
9033 (HFILES): Add mapfile.h.
9034 * Makefile.in: Rebuild.
9035
9f1d377b
ILT		 90362008-05-19 Ian Lance Taylor <iant@google.com>
9037
9038 * options.h (class General_options): Add -z relro.
9039 * layout.cc (Layout::Layout): Initialize relro_segment_.
9040 (Layout::add_output_section_data): Return the output section.
9041 (Layout::make_output_section): Rcognize relro sections and mark
9042 them appropriately.
9043 (Layout::attach_allocated_section_to_segment): Put relro sections
9044 in a PT_GNU_RELRO segment.
9045 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9046 section as relro.
9047 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9048 PT_TLS segments.
9049 (Layout::linkonce_mapping): Map d.rel.ro.local to
9050 .data.rel.ro.local.
9051 (Layout::output_section_name): Us .data.rel.ro.local for any
9052 section which begins with that.
9053 * layout.h (class Layout): Update add_output_section_data
9054 declaration. Add relro_segment_ field.
9055 * output.cc (Output_section::Output_section): Initialize is_relro_
9056 and is_relro_local_ fields.
9057 (Output_segment::add_output_section): Group relro sections.
9058 (Output_segment::is_first_section_relro): New function.
9059 (Output_segment::maximum_alignment): If there is a relro section,
9060 align the segment to the common page size.
9061 (Output_segment::set_section_addresses): Track whether we are
9062 looking at relro sections. If the last section is a relro
9063 section, align to the common page size.
9064 (Output_segment::set_section_list_addresses): Add in_relro
9065 parameter. Change all callers. Align to the page size when
9066 moving from relro to non-relro section.
9067 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9068 segment.
9069 * output.h (class Output_section): Add is_relro_ and
9070 is_relro_local_ fields.
9071 (Output_section::is_relro): New function.
9072 (Output_section::set_is_relro): New function.
9073 (Output_section::is_relro_local): New function.
9074 (Output_section::set_is_relro_local): New function.
9075 (class Output_segment): Update declarations.
9076 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9077 * sparc.cc (Target_sparc::got_section): Likewise.
9078 * x86_64.cc (Target_x86_64::got_section): Likewise.
9079 * testsuite/relro_test_main.cc: New file.
9080 * testsuite/relro_test.cc: New file.
9081 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9082 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9083 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9084 (relro_test.so, relro_test_pic.o): New targets.
9085 * testsuite/Makefile.in: Rebuild.
9086
a984ee1d
ILT		 90872008-05-16 Ian Lance Taylor <iant@google.com>
9088
01676dcd
ILT		 9089 * output.cc (Output_segment::add_output_section): Remove front
9090 parameter.
9091 * output.h (class Output_segment): Remove
9092 add_initial_output_section and overloaded add_output_section.
9093 Update declaration of remaining add_output_section.
9094 * layout.cc (Layout::create_interp): Call add_output_section
9095 rather than add_initial_output_section.
9096 (Layout::finish_dynamic_section): Likewise.
9097
497897f9
ILT		 9098 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9099 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9100 know the dynamic type.
9101 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9102 field. Initialize it in constructor.
9103 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9104 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9105 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9106 reloc.
9107
a984ee1d
ILT		 9108 * output.cc (Output_reloc::get_address): Change return type to
9109 Elf_Addr.
9110 * output.h (class Output_reloc): Update get_address declaration.
9111 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9112 for section addresses.
9113
55ba0940
ILT		 91142008-05-09 Ian Lance Taylor <iant@google.com>
9115
9116 PR 6493
9117 * gold.cc (gold_nomem): Use return value of write.
9118
75517b77
ILT		 91192008-05-08 Ian Lance Taylor <iant@google.com>
9120
9121 * symtab.c (Symbol::init_base_output_data): Add version
9122 parameter. Change all callers.
9123 (Symbol::init_base_output_segment): Likewise.
9124 (Symbol::init_base_constant): Likewise.
9125 (Symbol::init_base_undefined): Likewise.
9126 (Sized_symbol::init_output_data): Likewise.
9127 (Sized_symbol::init_output_segment): Likewise.
9128 (Sized_symbol::init_constant): Likewise.
9129 (Sized_symbol::init_undefined): Likewise.
9130 (Symbol_table::do_define_in_output_data): If the new symbol has a
9131 version, mark it as the default.
9132 (Symbol_table::do_define_in_output_segment): Likewise.
9133 (Symbol_table::do_define_as_constant): Likewise.
9134 * symtab.h (class Symbol): Update declarations.
9135 (class Sized_symbol): Likewise.
9136 * resolve.cc (Symbol::override_version): New function.
c42e122e 9137 (Symbol::override_base): Call override_version.
75517b77
ILT		 9138 (Symbol::override_base_with_special): Likewise.
9139 * testsuite/ver_script_8.script: New file.
9140 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9141 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9142 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9143 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9144
f1f70eae
ILT		 91452008-05-06 Ian Lance Taylor <iant@google.com>
9146
f3e9c5c5
ILT		 9147 PR 6049
9148 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9149 functions.
9150 (class General_options): Remove existing --undefined, and add
9151 --no-undefined instead. Add new --undefined as synonym for -u.
9152 * archive.cc (Archive::add_symbols): Check whether symbol was
9153 named with -u.
9154 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9155 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9156 all uses. Add IS_UNDEFINED. Update declarations to split
9157 different versions of init_base. Declare init_base_undefined.
9158 (Symbol::is_defined): Handle IS_UNDEFINED.
9159 (Symbol::is_undefined): Likewise.
9160 (Symbol::is_weak_undefined): Call is_undefined.
9161 (Symbol::is_absolute): Handle IS_CONSTANT.
9162 (class Sized_symbol): Update declarations to split different
9163 versions of init. Declare init_undefined.
9164 (class Symbol_table): Declare new functions.
9165 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9166 Change all callers.
9167 (Symbol::init_base_output_data): Likewise.
9168 (Symbol::init_base_output_segment): Likewise.
9169 (Symbol::init_base_constant): Likewise.
9170 (Symbol::init_base_undefined): New function.
9171 (Sized_symbol::init_object): Rename from init. Change all
9172 callers.
9173 (Sized_symbol::init_output_data): Likewise.
9174 (Sized_symbol::init_output_segment): Likewise.
9175 (Sized_symbol::init_constant): Likewise.
9176 (Sized_symbol::init_undefined): New function.
9177 (Symbol_table::add_undefined_symbols_from_command_line): New
9178 function.
9179 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9180 function.
9181 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9182 (Symbol::output_section): Likewise.
9183 (Symbol::set_output_section): Likewise.
9184 (Symbol_table::sized_finalize_symbol): Likewise.
9185 (Symbol_table::sized_write_globals): Likewise.
9186 * resolve.cc (Symbol_table::should_override): Likewise.
9187 (Symbol::override_base_with_special): Likewise.
9188
8bdcdf2c
ILT		 9189 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9190 symbol, change it to have default visibility.
9191 * testsuite/protected_1.cc: New file.
9192 * testsuite/protected_2.cc: New file.
9193 * testsuite/protected_3.cc: New file.
9194 * testsuite/protected_main_1.cc: New file.
9195 * testsuite/protected_main_2.cc: New file.
9196 * testsuite/protected_main_3.cc: New file.
9197 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9198 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9199 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9200 (protected_1.so): New target.
9201 (protected_1_pic.o, protected_2_pic.o): New targets.
9202 (protected_3_pic.o): New target.
9203 (check_PROGRAMS): Add protected_2.
9204 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9205 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9206 * testsuite/Makefile.in: Rebuild.
9207
2b706932
ILT		 9208 * options.h (DEFINE_var): Add set_user_set_##varname__.
9209 (DEFINE_bool_alias): New macro.
9210 (class General_options): Define -Bstatic using DEFINE_bool_alias
9211 rather than DEFINE_special. Add --undefined as an alias for -z
9212 defs.
9213 * options.cc (General_options::parse_Bstatic): Remove.
9214
d82a5bcc
ILT		 9215 * options.h (class General_options): Add --fatal-warnings.
9216 * main.cc (main): Implement --fatal-warnings.
9217 * errors.h (Errors::warning_count): New function.
9218
f1f70eae
ILT		 9219 * options.h (class General_options): Add -Bsymbolic-functions.
9220 * symtab.h (Symbol::is_preemptible): Check for
9221 -Bsymbolic-functions.
9222
8825ac63
ILT		 92232008-05-05 Ian Lance Taylor <iant@google.com>
9224
d98bc257
ILT		 9225 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9226 as noVARNAME rather than no-VARNAME.
9227 (class General_options): Add option -z combreloc.
9228 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9229 get_address.
9230 (Output_reloc::sort_before) [SHT_REL]: New function.
9231 (Output_reloc::sort_before) [SHT_RELA]: New function.
9232 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9233 Sort_relocs_comparison.
9234 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9235 parameter. Change all callers.
9236 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9237 sort_relocs parameter. Change all callers.
9238 * output.cc (Output_reloc::get_address): New function, broken out
9239 of write_rel.
9240 (Output_reloc::write_rel): Call it.
9241 (Output_reloc::compare): New function.
9242 (Output_data_reloc_base::do_write): Optionally sort relocs.
9243
60b2b4e7
ILT		 9244 * configure.ac: If targ_extra_obj is set, link it in.
9245 * configure.tgt: Initialize all variables.
9246 (x86_64*): Set targ_extra_obj and targ_extra_size.
9247 * configure: Rebuild.
9248
8825ac63
ILT		 9249 * object.cc (Sized_relobj::include_section_group): Adjust section
9250 indexes read from group data. Build vector to pass to
9251 layout_group.
9252 * layout.cc (Layout::layout_group): Add flags and shndxes
9253 parameters. Remove contents parameter. Change caller. Update
9254 explicit instantiations.
9255 * layout.h (class Layout): Update layout_group declaration.
9256 * output.cc (Output_data_group::Output_data_group): Add flags and
9257 input_shndxes parameters. Remove contents parameter. Change
9258 caller.
9259 (Output_data_group::do_write): Change input_sections_ to
9260 input_shndxes_.
9261 * output.h (class Output_data_group): Update constructor
9262 declaration. Rename input_sections_ to input_shndxes_.
9263 * testsuite/many_sections_test.cc: Add template.
9264
e94cf127
CC		 92652008-04-30 Cary Coutant <ccoutant@google.com>
9266
4418b2d5
CC		 9267 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9268
e94cf127
CC		 9269 * layout.cc (Layout::include_section): Refactored check for debug
9270 info section.
9271 (Layout::add_comdat): Add new parameters. Change type
9272 of signature parameter. Add object and shndx to signatures table.
9273 (Layout::find_kept_object): New function.
9274 * layout.h: Include <cstring>.
9275 (Layout::is_debug_info_section): New function.
9276 (Layout::add_comdat): Add new parameters.
9277 (Layout::find_kept_object): New function.
9278 (Layout::Kept_section): New struct.
9279 (Layout::Signatures): Change type of map range.
9280 * object.cc (Relobj::output_section_address): New function.
9281 (Sized_relobj::include_section_group): Add new parameters. Change
9282 calls to Layout::add_comdat. Change to build table of kept comdat
9283 groups and table mapping discarded sections to kept sections.
9284 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9285 (Sized_relobj::do_layout): Change calls to include_section_group and
9286 include_linkonce_section.
9287 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9288 value to zero when section is discarded.
9289 (Sized_relobj::map_to_kept_section): New function.
9290 * object.h (Relobj::output_section_address): New function.
9291 (Relobj::Comdat_group): New type.
9292 (Relobj::find_comdat_group): New function.
9293 (Relobj::Comdat_group_table): New type.
9294 (Relobj::Kept_comdat_section): New type.
9295 (Relobj::Kept_comdat_section_table): New type.
9296 (Relobj::add_comdat_group): New function.
9297 (Relobj::set_kept_comdat_section): New function.
9298 (Relobj::get_kept_comdat_section): New function.
9299 (Relobj::comdat_groups_): New field.
9300 (Relobj::kept_comdat_sections_): New field.
9301 (Symbol_value::input_value): Update comment.
9302 (Sized_relobj::map_to_kept_section) New function.
9303 (Sized_relobj::include_linkonce_section): Add new parameter.
9304 * target-reloc.h (Comdat_behavior): New type.
9305 (get_comdat_behavior): New function.
9306 (relocate_section): Add code to map a discarded section to the
9307 corresponding kept section when applying a relocation.
9308
e4e5049b
CS		 93092008-04-30 Craig Silverstein <csilvers@google.com>
9310
9311 * dwarf_reader.cc (next_generation_count): New static var.
9312 (Addr2line_cache_entry): New struct.
9313 (addr2line_cache): New static var.
9314 (Dwarf_line_info::one_addr2line): Added caching.
9315 (Dwarf_line_info::clear_addr2line_cache): New function.
9316 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9317 cache-size parameter.
9318 (Dwarf_line_info::one_addr2line_cache): New function.
9319 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9320 new cache-size argument to one_addr2line(), and clear cache.
9321
d09e9154
CC		 93222008-04-28 Cary Coutant <ccoutant@google.com>
9323
9324 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9325 R_386_PC8 relocations.
9326
7ef73768
ILT		 93272008-04-23 Ian Lance Taylor <iant@google.com>
9328
55438702
ILT		 9329 * object.cc (Sized_relobj::include_section_group): Check for
9330 invalid section group.
9331
c165fb93
ILT		 9332 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9333 header size.
9334
7ef73768
ILT		 9335 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9336 than read for file header.
9337 * archive.cc (Archive::include_member): Likewise.
9338
6194aaab
L		 93392008-04-23 Paolo Bonzini <bonzini@gnu.org>
9340
9341 * aclocal.m4: Regenerate.
9342 * configure: Regenerate.
9343
d491d34e
ILT		 93442008-04-19 Ian Lance Taylor <iant@google.com>
9345
5ea2bac6
ILT		 9346 * version.cc (version_string): Bump to 1.6.
9347
7bc3e21a
ILT		 9348 * testsuite/Makefile.am (many_sections_r_test): New target.
9349 (many_sections_r_test_SOURCES): Remove.
9350 (many_sections_r_test_DEPENDENCIES): Remove.
9351 (many_sections_r_test_LDFLAGS): Remove.
9352 (many_sections_r_test_LDADD): Remove.
9353
7fcd3aa9
ILT		 9354 * object.cc (Sized_relobj::do_add_symbols): Always pass
9355 local_symbol_count_ to add_from_relobj.
9356
4c94d6ae
ILT		 9357 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9358 every thousand variables.
9359 * testsuite/Makefile.in: Rebuild.
9360
d491d34e
ILT		 9361 * object.cc (Xindex::initialize_symtab_xindex): New function.
9362 (Xindex::read_symtab_xindex): New function.
9363 (Xindex::sym_xindex_to_shndx): New function.
9364 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9365 available.
9366 (Sized_relobj::do_initialize_xindex): New function.
9367 (Sized_relobj::do_read_symbols): Adjust section links.
9368 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9369 parameter. Change all callers.
9370 (Sized_relobj::include_section_group): Adjust section links and
9371 symbol section indexes.
9372 (Sized_relobj::do_layout): Adjust section links.
9373 (Sized_relobj::do_count_local_symbols): Adjust section links and
9374 symbol section indexes.
9375 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9376 ordinary and special symbols.
9377 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9378 dynsym_xindex parameters. Change all callers. Adjust section
9379 links. Use SHN_XINDEX when needed.
9380 (Sized_relobj::get_symbol_location_info): Adjust section links.
9381 Don't get fooled by special symbols.
9382 * object.h (class Xindex): Define.
9383 (class Object): Add xindex_ parameter. Declare virtual functoin
9384 do_initialize_xindex.
9385 (Object::adjust_sym_shndx): New function.
9386 (Object::set_xindex): New protected function.
9387 (class Symbol_value): Add is_ordinary_shndx_ field.
9388 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9389 (Symbol_value::value): Assert ordinary section.
9390 (Symbol_value::initialize_input_to_output_map): Likewise.
9391 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9392 Change all callers.
9393 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9394 all callers.
9395 (class Sized_relobj): Update declarations.
9396 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9397 parameter. Change all callers.
9398 (Sized_relobj::adjust_shndx): New function.
9399 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9400 field.
9401 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9402 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9403 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9404 (Sized_dynobj::read_dynsym_section): Adjust section links.
9405 (Sized_dynobj::read_dynamic): Likewise.
9406 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9407 section links.
9408 (Sized_dynobj::do_initialize_xindex): New function.
9409 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9410 do_initialize_xindex.
9411 (Sized_dynobj::adjust_shndx): New function.
9412 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9413 dynsym_xindex_ fields.
9414 (Layout::finalize): Add a call to set_section_indexes before
9415 creating the symtab sections.
9416 (Layout::set_section_indexes): Don't do anything if the section
9417 already has a section index.
9418 (Layout::create_symtab_sections): Add shnum parameter. Change
9419 caller. Create .symtab_shndx section if needed.
9420 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9421 caller.
9422 (Layout::allocated_output_section_count): New function.
9423 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9424 needed.
9425 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9426 fields. Update declarations.
9427 (Layout::symtab_xindex): New function.
9428 (Layout::dynsym_xindex): New function.
9429 (class Write_symbols_task): Add layout_ field.
9430 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9431 Change caller.
9432 * output.cc (Output_section_headers::Output_section_headers): Add
9433 shstrtab_section parameter. Change all callers.
9434 (Output_section_headers::do_sized_write): Store overflow values
9435 for section count and section string table section index in
9436 section header zero.
9437 (Output_file_header::do_sized_write): Check for overflow of
9438 section count and section string table section index.
9439 (Output_symtab_xindex::do_write): New function.
9440 (Output_symtab_xindex::endian_do_write): New function.
9441 * output.h (class Output_section_headers): Add shstrtab_section_.
9442 Update declarations.
9443 (class Output_symtab_xindex): Define.
9444 (Output_section::has_out_shndx): New function.
9445 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9446 field.
9447 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9448 Change all callers.
9449 (Sized_symbol::init): Likewise.
9450 (Symbol::output_section): Check for ordinary symbol.
9451 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9452 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9453 callers.
9454 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9455 Change all callers. Simplify handling of symbols from sections
9456 not included in the link.
9457 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9458 distinction.
9459 (Weak_alias_sorter::operator()): Assert that symbols are
9460 ordinary.
9461 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9462 distinction.
9463 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9464 parameters. Change all callers.
9465 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9466 symbol distinction. Use SHN_XINDEX when needed.
9467 (Symbol_table::write_section_symbol): Add symtab_xindex
9468 parameter. Change all callers.
9469 (Symbol_table::sized_write_section_symbol): Likewise. Use
9470 SHN_XINDEX when needed.
9471 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9472 declarations.
9473 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9474 (Symbol::is_defined): Check is_ordinary.
9475 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9476 (Symbol::is_absolute, Symbol::is_common): Likewise.
9477 (class Sized_symbol): Update declarations.
9478 (class Symbol_table): Update declarations.
9479 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9480 parameters. Change all callers.
9481 (Sized_symbol::override): Likewise.
9482 (Symbol_table::override): Likewise.
9483 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9484 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9485 is_ordinary, and orig_st_shndx parameters. Change all callers.
9486 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9487 to be in an ordinary section.
9488 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9489 object and is_ordinary parameters. Change all callers.
9490 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9491 Change all callers. Don't add undefined or non-ordinary symbols
9492 to reloc_map_.
9493 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9494 Change all callers.
9495 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9496 declarations.
9497 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9498 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9499 (Sized_relobj::relocate_sections): Likewise.
9500 * target-reloc.h (scan_relocs): Adjust section symbol index.
9501 (scan_relocatable_relocs): Likewise.
9502 * i386.cc (Scan::local): Check for ordinary symbols.
9503 * sparc.cc (Scan::local): Likewise.
9504 * x86_64.cc (Scan::local): Likewise.
9505 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9506 to symbol_section_and_value.
9507 * testsuite/many_sections_test.cc: New file.
9508 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9509 (check_PROGRAMS): Add many_sections_test.
9510 (many_sections_test_SOURCES): Define.
9511 (many_sections_test_DEPENDENCIES): Define.
9512 (many_sections_test_LDFLAGS): Define.
9513 (BUILT_SOURCES): Add many_sections_define.h.
9514 (many_sections_define.h): New target.
9515 (BUILT_SOURCES): Add many_sections_check.h.
9516 (many_sections_check.h): New target.
9517 (check_PROGRAMS): Add many_sections_r_test.
9518 (many_sections_r_test_SOURCES): Define.
9519 (many_sections_r_test_DEPENDENCIES): Define.
9520 (many_sections_r_test_LDFLAGS): Define.
9521 (many_sections_r_test_LDADD): Define.
9522 (many_sections_r_test.o): New target.
9523 * testsuite/Makefile.in: Rebuild.
9524
c5818ff1
CC		 95252008-04-17 Cary Coutant <ccoutant@google.com>
9526
9527 * errors.cc (Errors::info): New function.
9528 (gold_info): New function.
9529 * errors.h (Errors::info): New function.
9530 * gold.h (gold_info): New function.
9531 * object.cc (Input_objects::add_object): Print trace output.
9532 * options.cc (options::parse_set): New function.
9533 (General_options::parse_wrap): Deleted.
9534 (General_options::General_options): Deleted initializer.
9535 * options.h (options::String_set): New typedef.
9536 (options::parse_set): New function.
9537 (DEFINE_set): New macro.
9538 (General_options::wrap): Changed to use DEFINE_set. Changed
9539 callers of any_wrap_symbols and is_wrap_symbol.
9540 (General_options::trace, General_options::trace_symbol):
9541 New options.
9542 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9543 (General_options::wrap_symbols_): Deleted.
9544 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9545
b5be4a7c
DM		 95462008-04-17 David S. Miller <davem@davemloft.net>
9547
9548 * options.cc (General_options::parse_V): New function.
9549 * options.h: Add entries for -V and -Qy.
9550
155a0dd7
ILT		 95512008-04-17 Ian Lance Taylor <iant@google.com>
9552
9553 * common.cc (Symbol_table::allocate_commons): Remove options
9554 parameter. Change caller.
9555 (Symbol_table::do_allocate_commons): Remove options parameter.
9556 Change caller. Just call do_allocate_commons_list twice.
9557 (Symbol_table::do_allocate_commons_list): New function, broken out
9558 of do_allocate_commons.
9559 * common.h (class Allocate_commons_task): Remove options_ field.
9560 Update constructor.
9561 * symtab.cc (Symbol_table::Symbol_table): Initialize
9562 tls_commons_.
9563 (Symbol_table::add_from_object): Put TLS common symbols on
9564 tls_commons_ list.
9565 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9566 which are IN_OUTPUT_DATA.
9567 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9568 allocate_commons and do_allocate_commons declarations. Declare
9569 do_allocate_commons_list.
9570 * gold.cc (queue_middle_tasks): Update creation of
9571 Allocate_commons_task to not pass options.
9572 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9573 (TLS_TEST_C_FLAGS): New variable.
9574 (tls_test_c_pic.o): New target.
9575 (tls_test_shared.so): Link in tls_test_c_pic.o.
9576 (tls_test_c_pic_ie.o): New target.
9577 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9578 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9579 (tls_test_c.o): New target.
9580 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9581 (tls_pic_test_LDADD): Likewise.
9582 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9583 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9584 (tls_test_c_gnu2.o): New target.
9585 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9586 tls_test_c_gnu2.o.
9587 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9588 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9589 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9590 * testsuite/tls_test.cc: Include "config.h".
9591 (t_last): Call t11_last.
9592 * testsuite/tls_test.h (t11, t11_last): Declare.
9593 * testsuite/tls_test_c.c: New file.
9594 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9595 * configure.ac: Check for OpenMP support.
9596 * configure, config.in, Makefile.in: Rebuild.
9597 * testsuite/Makefile.in: Rebuild.
9598
edfbb029
CC		 95992008-04-16 Cary Coutant <ccoutant@google.com>
9600
9601 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9602 (Target_i386::tls_base_symbol_defined_): New field.
9603 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9604 (Target_i386::Scan::global): Likewise.
9605 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9606 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9607 (Target_x86_64::tls_base_symbol_defined_): New field.
9608 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9609 (Target_x86_64::Scan::global): Likewise.
9610
f3c69fca
CC		 96112008-04-16 Cary Coutant <ccoutant@google.com>
9612
9613 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9614 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9615 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9616 building shared libraries.
9617 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9618 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9619 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9620 * testsuite/Makefile.in: Rebuild.
9621 * testsuite/weak_undef.h: New file.
9622 * testsuite/weak_undef_file1.cc: Add extra test cases.
9623 * testsuite/weak_undef_file2.cc: Likewise.
9624 * testsuite/weak_undef_test.cc: Likewise.
9625
7c414435
DM		 96262008-04-16 David S. Miller <davem@davemloft.net>
9627
32b769e1
DM		 9628 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9629 Add issued_non_pic_error_ field. Declare check_non_pic.
9630 (Target_sparc::Scan::check_non_pic): New function.
9631 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9632 (Target_sparc::Scan::global): Likewise.
9633
11936fb1
DM		 9634 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9635 * configure: Rebuild.
9636
7c414435
DM		 9637 * options.h (DEFINE_enable): New macro.
9638 (new_dtags): New enable option.
9639 (initfirst, interpose, loadfltr, nodefaultlib,
9640 nodelete, nodlopen, nodump): New -z options.
9641 * layout.cc (Layout:finish_dynamic_section): If new
9642 dtags enabled, emit DT_RUNPATH. Also, emit a
9643 DT_FLAGS_1 containing any specified -z flags.
9644
85c7bf8b
ILT		 96452008-04-16 Ian Lance Taylor <iant@google.com>
9646
12c0daef
ILT		 9647 * copy-relocs.cc: New file.
9648 * copy-relocs.h: New file.
9649 * reloc.cc: Remove Copy_relocs code.
9650 * reloc.h: Likewise.
9651 * reloc-types.h (struct Reloc_types) [both versions]: Add
9652 get_reloc_addend_noerror.
9653 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9654 variants of add_global which take an addend which must be zero.
9655 * i386.cc: Include "copy-relocs.h".
9656 (class Target_i386): Change type of copy_relocs_ to variable,
9657 update initializer.
9658 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9659 Change all callers.
9660 (Target_i386::do_finalize_sections): Change handling of
9661 copy_relocs_.
9662 * sparc.cc: Include "copy-relocs.h".
9663 (class Target_sparc): Change type of copy_relocs_ to variable,
9664 update initializer.
9665 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9666 Change all callers.
9667 (Target_sparc::do_finalize_sections): Change handling of
9668 copy_relocs_.
9669 * x86_64.cc: Include "copy-relocs.h".
9670 (class Target_x86_64): Change type of copy_relocs_ to variable,
9671 update initializer.
9672 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9673 class. Change all callers.
9674 (Target_x86_64::do_finalize_sections): Change handling of
9675 copy_relocs_.
9676 * Makefile.am (CCFILES): Add copy-relocs.cc.
9677 (HFILES): Add copy-relocs.h.
9678
4f4995b6
ILT		 9679 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9680
85c7bf8b
ILT		 9681 * testsuite/script_test_4.sh: Permit leading zeroes.
9682
4f2a9edd
ILT		 96832008-04-15 Ian Lance Taylor <iant@google.com>
9684
e6188289
ILT		 9685 * script-sections.cc (Script_sections::create_segments): Use
9686 header_size_adjustment even when there is enough room for the
9687 headers.
9688 * testsuite/script_test_4.sh: New file.
9689 * testsuite/script_test_4.t: New file.
9690 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9691 (check_DATA): Add script_test_4.stdout.
9692 (MOSTLYCLEANFILES): Likewise.
9693 (script_test_4): New target.
9694 (script_test_4.stdout): New target.
9695 * testsuite/Makefile.in: Rebuild.
9696
4f2a9edd
ILT		 9697 * sparc.cc: Add definitions for Output_data_plt_sparc class
9698 constants.
9699
f5314dd5
DM		 97002008-04-14 David S. Miller <davem@davemloft.net>
9701
9702 * sparc.cc: New file.
9703 * Makefile.am (TARGETSOURCES): Add sparc.cc
9704 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9705 * configure.tgt: Document targ_extra_size and
9706 targ_extra_big_endian. Add entries for sparc-* and
9707 sparc64-*.
9708 * configure.ac: Handle targ_extra_size and
9709 targ_extra_big_endian.
9710 * Makefile.in: Rebuild.
9711 * configure: Likewise.
9712 * po/POTFILES.in: Likewise.
9713 * po/gold.pot: Likewise.
9714
154e0e9a
ILT		 97152008-04-14 Ian Lance Taylor <iant@google.com>
9716
9717 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9718 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9719 in the name/type/flags to section mapping. Don't call
9720 allocate_output_section.
9721 (Layout::choose_output_section): Change parameter from adjust_name
9722 to is_input_section. Don't permit input sections after sections
9723 are attached to segments. Don't call allocate_output_section.
9724 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9725 not write_enable_output_section.
9726 (Layout::make_output_section): Don't push to
9727 unattached_section_list_ nor call attach_to_segment. Call
9728 attach_section_to_segment if sections are attached.
9729 (Layout::attach_sections_to_segments): New function.
9730 (Layout::attach_section_to_segment): New function.
9731 (Layout::attach_allocated_section_to_segment): Rename from
9732 attach_to_segment. Remove flags parameter.
9733 (Layout::allocate_output_section): Remove function.
9734 (Layout::write_enable_output_section): Remove function.
9735 * layout.h (class Layout): Update for above changes. Add new
9736 field sections_are_attached_.
9737 * output.h (Output_section::update_flags_for_input_section): New
9738 function.
9739 * output.cc (Output_section::add_input_section): Call
9740 update_flags_for_input_section.
9741 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9742
009a67a2
CC		 97432008-04-11 Cary Coutant <ccoutant@google.com>
9744
9745 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9746 thought unnecessary.
9747 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9748
759b1a24
ILT		 97492008-04-11 Ian Lance Taylor <iant@google.com>
9750
9751 * output.h (class Output_section_data): Remove inline definition
9752 of set_addralign.
9753 * output.cc (Output_section_data::set_addralign): New function.
9754
c2b45e22
CC		 97552008-04-11 Cary Coutant <ccoutant@google.com>
9756
9757 Add support for TLS descriptors for i386 and x86_64.
9758 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9759 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9760 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9761 GOT_TYPE_TLS_DESC.
9762 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9763 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9764 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9765 relocations.
9766 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9767 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9768 Fix problem with initial-exec relocations.
9769 (Target_i386::Relocate::relocate_tls): Likewise.
9770 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9771 relaxation.
9772 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9773 support for section-plus-offset dynamic table entries.
9774 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9775 (Output_data_dynamic::Dynamic_entry): Add support for
9776 section-plus-offset dynamic table entries.
9777 (Output_data_dynamic::Classification): Likewise.
9778 (Output_data_dynamic::classification_): Renamed offset_.
9779 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9780 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9781 (Target_x86_64::make_plt_section): New function.
9782 (Target_x86_64::reserve_tlsdesc_entries): New function.
9783 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9784 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9785 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9786 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9787 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9788 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9789 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9790 add extra PLT entry for TLS descriptors.
9791 (Output_data_plt_x86_64::got_): New field.
9792 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9793 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9794 fields.
9795 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9796 descriptors.
9797 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9798 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9799 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9800 R_386_TLS_DESC_CALL relocations.
9801 (Target_x86_64::Scan::global): Likewise.
9802 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9803 for TLS descriptors.
9804 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9805 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9806 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9807 GD-to-IE relaxation.
9808 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9809 and TLS_DESCRIPTORS.
9810 * Makefile.in: Rebuild.
9811 * configure: Rebuild.
9812 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9813 (tls_test_shared2.so): New target.
9814 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9815 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9816 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9817 (tls_shared_gd_to_ie_test_LDADD): New variable.
9818 (tls_shared_gnu2_gd_to_ie_test): New target.
9819 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9820 New targets.
9821 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9822 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9823 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9824 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9825 (tls_shared_gnu2_test): New target.
9826 (tls_test_gnu2_shared.so): New target.
9827 (tls_shared_gnu2_test_SOURCES): New variable.
9828 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9829 (tls_shared_gnu2_test_LDFLAGS): New variable.
9830 (tls_shared_gnu2_test_LDADD): New variable.
9831 * testsuite/Makefile.in: Rebuild.
9832 * testsuite/Makefile.
9833
83bfb6b7
ILT		 98342008-04-11 Ian Lance Taylor <iant@google.com>
9835
9836 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9837 justsyms.t.
9838 * testsuite/Makefile.in: Rebuild.
9839
9840 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9841 long.
9842 * testsuite/script_test_2.cc (main): Adjust test.
9843
706e1f5e
ILT		 98442008-04-11 David S. Miller <davem@davemloft.net>
9845 Ian Lance Taylor <iant@google.com>
9846
9847 * options.h (General_options): Add entries for '-Y' and
9848 '-relax'.
9849 * options.cc (General_options:finalize): If -Y was used, add those
9850 entries to the library path instead of the default "/lib" and
9851 "/usr/lib".
9852
7c98e6bb
DM		 98532008-04-11 David S. Miller <davem@davemloft.net>
9854
9855 * testsuite/justsyms.t: Start at 0x100.
9856 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9857 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9858 long.
9859 * testsuite/script_test_2.cc: Adjust string and section length
9860 checks.
7c98e6bb 9861
99a37bfd
ILT		 98622008-04-09 Ian Lance Taylor <iant@google.com>
9863
2cefc357
ILT		 9864 PR gold/5996
9865 * script-sections.cc (Sections_element::allocate_to_segment): Add
9866 orphan parameter.
9867 (Output_section_definition::allocate_to_segment): Likewise.
9868 (Orphan_output_section::allocate_to_segment): Likewise.
9869 (Script_sections::attach_sections_using_phdrs_clause): Don't
9870 propagate non-PT_LOAD segments to orphan sections.
9871 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9872 readelf rather than objdump.
9873 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9874 .interp section and PT_INTERP segment are the same size.
9875 * testsuite/Makefile.in: Rebuild.
9876
99a37bfd
ILT		 9877 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9878 aliases for symbols defined in the same object.
9879 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9880 (weak_alias_test_SOURCES): New variable.
9881 (weak_alias_test_DEPENDENCIES): New variable.
9882 (weak_alias_test_LDFLAGS): New variable.
9883 (weak_alias_test_LDADD): New variable.
9884 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9885 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9886 (weak_alias_test_3.o): New target.
9887 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9888 * testsuite/weak_alias_test_main.cc: New file.
9889 * testsuite/weak_alias_test_1.cc: New file.
9890 * testsuite/weak_alias_test_2.cc: New file.
9891 * testsuite/weak_alias_test_3.cc: New file.
9892
780e49c5
ILT		 98932008-04-08 Ian Lance Taylor <iant@google.com>
9894
cdb0b8f5
ILT		 9895 * options.h (class General_options): Add --noinhibit-exec option.
9896 * main.cc (main): Check --noinhibit-exec.
9897
0864d551
ILT		 9898 * options.h (class General_options): Define --wrap as a special
9899 option. Add wrap_symbols_ field.
9900 (General_options::any_wrap_symbols): New function.
9901 (General_options::is_wrap_symbol): New function.
9902 * options.cc (General_options::parse_wrap): New function.
9903 (General_options::General_options): Initialize wrap_symbols_.
9904 * symtab.cc (Symbol_table::wrap_symbol): New function.
9905 (Symbol_table::add_from_object): Handle --wrap.
9906 * symtab.h (class Symbol_table): Declare wrap_symbol.
9907 * target.h (Target::wrap_char): New function.
9908 (Target::Target_info): Add wrap_char field.
9909 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9910 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9911 * testsuite/testfile.cc (Target_test::test_target_info):
9912 Likewise.
9913
789aa6de
ILT		 9914 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9915 there is one.
9916
2c38906f
ILT		 9917 * layout.h (class Layout): Add added_eh_frame_data_ field.
9918 * layout.cc (Layout::Layout): Initialize new field.
9919 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9920 output section until we find a section we merged successfully.
9921 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9922 that the size be non-zero.
9923
780e49c5
ILT		 9924 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9925 qualifier.
9926
7fcd0256
ILT		 99272008-04-08 Craig Silverstein <csilvers@google.com>
9928
9929 * configure.ac: Export new conditional variable HAVE_ZLIB.
9930 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9931 on HAVE_ZLIB.
9932 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9933 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9934
6835af53
ILT		 99352008-04-07 Ian Lance Taylor <iant@google.com>
9936
e24f324c
ILT		 9937 * version.cc (version_string): Set to "1.5".
9938
a036edd8
ILT		 9939 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9940 Add issued_non_pic_error_ field. Declare check_non_pic.
9941 (Target_x86_64::Scan::check_non_pic): New function.
9942 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9943 (Target_x86_64::Scan::global): Likewise.
9944
624f8810
ILT		 9945 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9946 addend parameter. Change caller. Handle merge sections.
9947 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9948 Address to Addend. Don't add in the result of
9949 local_section_offset, pass down the addend and use the returned
9950 value.
9951 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9952 Update declarations of local_section_offset and symbol_value.
9953 * testsuite/two_file_test_1.cc (t18): New function.
9954 * testsuite/two_file_test_2.cc (f18): New function.
9955 * testsuite/two_file_test_main.cc (main): Call t18.
9956 * testsuite/two_file_test.h (t18, f18): Declare.
9957
6835af53
ILT		 9958 * configure.ac: Don't test for objdump, c++filt, or readelf.
9959 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9960 conditionals.
9961 (TEST_READELF): New variable.
9962 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9963 (check_PROGRAMS): Add two_file_strip_test.
9964 (two_file_strip_test): New target.
9965 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9966 (two_file_same_shared_strip_test_SOURCES): New variable.
9967 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9968 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9969 (two_file_same_shared_strip_test_LDADD): New variable.
9970 (two_file_shared_strip.so): New target.
9971 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9972 (ver_test_5.syms, ver_test_7.syms): Likewise.
9973 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9974 (strip_test_3.stdout): Use TEST_OBJDUMP.
9975 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9976
86925eef
CC		 99772008-04-04 Cary Coutant <ccoutant@google.com>
9978
9979 * symtab.h (Symbol::is_weak_undefined): New function.
9980 (Symbol::is_strong_undefined): New function.
9981 (Symbol::is_absolute): New function.
9982 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9983 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9984 absolute symbols.
9985 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9986 (weak_undef_test): New target.
9987 * testsuite/Makefile.in: Rebuild.
9988 * testsuite/weak_undef_file1.cc: New file.
9989 * testsuite/weak_undef_file2.cc: New file.
9990 * testsuite/weak_undef_test.cc: New file.
9991
126f3ece
ILT		 99922008-04-03 Craig Silverstein <csilvers@google.com>
9993
9994 * compressed_output.h (class Output_compressed_section): Use
9995 unsigned buffer.
9996 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9997 add zlib header.
9998 (zlib_compressed_suffix): Removed.
9999 (Output_compressed_section::set_final_data_size): Use unsigned
10000 buffers.
10001 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10002 Fix linker invocation.
10003 (flagstest_o_specialfile_and_compress_debug_sections):
10004 Likewise.
10005 * testsuite/Makefile.in: Regenerated.
10006
deae2a14
DM		 100072008-04-02 David S. Miller <davem@davemloft.net>
10008
10009 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10010 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10011
70752818
ILT		 100122008-04-02 Craig Silverstein <csilvers@google.com>
10013
10014 * TODO: New file.
10015
39d0cb0e
ILT		 100162008-04-02 Ian Lance Taylor <iant@google.com>
10017
10018 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10019 parameters. Update for new key type to views_. Change all
10020 callers.
10021 (File_read::read): Adjust for byteshift in returned view.
10022 (File_read::add_view): New function, broken out of
10023 find_and_make_view.
10024 (File_read::make_view): New function, broken out of
10025 find_and_make_view.
10026 (File_read::find_or_make_view): Add offset and aligned
10027 parameters. Rewrite accordingly. Change all callers.
10028 (File_read::get_view): Add offset and aligned parameters. Adjust
10029 for byteshift in return value.
10030 (File_read::get_lasting_view): Likewise.
10031 * fileread.h (class File_read): Update declarations.
10032 (class File_read::View): Add byteshift_ field. Add byteshift to
10033 constructor. Add byteshift method.
10034 * archive.h (Archive::clear_uncached_views): New function.
10035 (Archive::get_view): Add aligned parameter. Change all callers.
10036 * object.h (Object::get_view): Add aligned parameter. Change all
10037 callers.
10038 (Object::get_lasting_view): Likewise.
10039
10040 * fileread.cc (File_read::release): Don't call clear_views if
10041 there are multiple objects.
10042 * fileread.h (File_read::clear_uncached_views): New function.
10043 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10044 on the archive.
10045
a1207466
CC		 100462008-03-31 Cary Coutant <ccoutant@google.com>
10047
10048 Add thin archive support.
10049 * archive.cc (Archive::armagt): New const.
10050 (Archive::setup): Remove task parameter and calls to unlock.
10051 (Archive::unlock_nested_archives): New function.
10052 (Archive::read_header): Add nested_off parameter. Change
10053 all callers.
10054 (Archive::interpret_header): Likewise.
10055 (Archive::include_all_members): Change to handle thin
10056 archives.
10057 (Archive::include_member): Likewise.
10058 * archive.h (Archive::Archive): Add new parameters and
10059 initializers.
10060 (Archive::armagt): New const.
10061 (Archive::setup): Remove task parameter.
10062 (Archive::unlock_nested_archives): New function.
10063 (Archive::read_header): Add nested_off parameter.
10064 (Archive::interpret_header): Likewise.
10065 (Archive::Nested_archive_table): New typedef.
10066 (Archive::is_thin_archive_): New field.
10067 (Archive::nested_archives_): New field.
10068 (Archive::options_): New field.
10069 (Archive::dirpath_): New field.
10070 (Archive::task_): New field.
10071 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10072 for thin archives. Pass additional parameters to
10073 Archive::Archive. Unlock the archive file after calling
10074 Archive::setup.
cd536b21 10075
479f6503
ILT		 100762008-03-29 Ian Lance Taylor <iant@google.com>
10077
686c8caf
ILT		 10078 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10079 version symbol to be local.
10080 * testsuite/ver_test_4.sh: New file.
10081 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10082 (check_DATA): Add ver_test_4.syms.
10083 (ver_test_4.syms): New target.
10084 * testsuite/Makefile.in: Rebuild.
10085
ab794b6b
ILT		 10086 * output.cc
10087 (Output_section::Input_section_sort_entry::has_priority): New
10088 function.
10089 (Output_section::Input_section_sort_entry::match_file_name): New
10090 function.
10091 (Output_section::Input_section_sort_entry::match_section_name):
10092 Remove.
10093 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10094 Remove.
10095 (Output_section::Input_section_sort_entry::match_section_file):
10096 Remove.
10097 (Output_section::Input_section_sort_compare::operator()): Rewrite
10098 using new Input_section_sort_entry functions. Sort crtbegin and
10099 crtend first. Sort sections with no priority before sections with
10100 a priority.
10101 * testsuite/initpri1.c (d3): Check j != 4.
10102 (cd5): New constructor/destructor function.
10103 (main): Check j != 2.
10104
479f6503
ILT		 10105 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10106 new symbol when resolving, don't call set_is_default.
10107 * testsuite/ver_test_7.cc: New file.
10108 * testsuite/ver_test_7.sh: New file.
10109 * testsuite/Makefile.am (ver_test_7.so): New target.
10110 (ver_test_7.o): New target.
10111 (check_SCRIPTS): Add ver_test_7.sh.
10112 (check_DATA): Add ver_test_7.syms.
10113 (ver_test_7.syms): New target.
10114
2fd32231
ILT		 101152008-03-28 Ian Lance Taylor <iant@google.com>
10116
10117 * layout.cc (Layout::layout): If we see an input section with a
10118 name that needs sorting, set the must_sort flag for the output
10119 section.
10120 (Layout::make_output_section): If the name of the output section
10121 indicates that it might require sorting, set the may_sort flag.
10122 * output.h (Output_section::may_sort_attached_input_sections): New
10123 function.
10124 (Output_section::set_may_sort_attached_input_sections): New
10125 function.
10126 (Output_section::must_sort_attached_input_sections): New
10127 function.
10128 (Output_section::set_must_sort_attached_input_sections): New
10129 function.
10130 (class Output_section): Declare Input_section_sort_entry. Define
10131 Input_section_sort_compare. Declare
10132 sort_attached_input_sections. Add new fields:
10133 may_sort_attached_input_sections_,
10134 must_sort_attached_input_sections_,
10135 attached_input_sections_are_sorted_.
10136 * output.cc (Output_section::Output_section): Initialize new
10137 fields.
10138 (Output_section::add_input_section): Add an entry to
10139 input_sections_ if may_sort or must_sort are true.
10140 (Output_section::set_final_data_size): Call
10141 sort_attached_input_sections if necessary.
10142 (Output_section::Input_section_sort_entry): Define new class.
10143 (Output_section::Input_section_sort_compare::operator()): New
10144 function.
10145 (Output_section::sort_attached_input_sections): New function.
10146 * configure.ac: Check whether the compiler supports constructor
10147 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10148 * testsuite/initpri1.c: New file.
10149 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10150 CONSTRUCTOR_PRIORITY.
10151 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10152 (initpri1_LDFLAGS): New variable.
10153 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10154
18e6b24e
ILT		 101552008-03-27 Ian Lance Taylor <iant@google.com>
10156
49bdd526
ILT		 10157 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10158 * testsuite/common_test_1.c: New file.
10159 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10160 (common_test_1_SOURCES): New variable.
10161 (common_test_1_DEPENDENCIES): New variable.
10162 (common_test_1_LDFLAGS): New variable.
10163
18e6b24e
ILT		 10164 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10165 and commons_ correctly when NAME/VERSION does not override
10166 NAME/NULL.
10167 * testsuite/ver_test_6.c: New file.
10168 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10169 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10170 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10171
04bf7072
ILT		 101722008-03-26 Ian Lance Taylor <iant@google.com>
10173
5871526f
ILT		 10174 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10175 of an undefined symbol from a version script.
10176 * testsuite/Makefile.am (ver_test_5.so): New target.
10177 (ver_test_5.o): New target.
10178 (check_SCRIPTS): Add ver_test_5.sh.
10179 (check_DATA): Add ver_test_5.syms.
10180 (ver_test_5.syms): New target.
10181 * testsuite/ver_test_5.cc: New file.
10182 * testsuite/ver_test_5.script: New file.
10183 * testsuite/ver_test_5.sh: New file.
10184 * Makefile.in, testsuite/Makefile.in: Rebuild.
10185
04bf7072
ILT		 10186 PR gold/5986
10187 Fix problems building gold with gcc 4.3.0.
10188 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10189 (gold_error_at_location, gold_warning_at_location): Use it.
10190 * configure.ac: Check whether we can compile and use a template
10191 function with a printf attribute.
10192 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10193 when jumping over bytes.
10194 * object.cc: Instantiate Object::read_section_data.
10195 * debug.h: Include <cstring>
10196 * dwarf_reader.cc: Include <algorithm>
10197 * main.cc: Include <cstring>.
10198 * options.cc: Include <cstring>.
10199 * output.cc: Include <cstring>.
10200 * script.cc: Include <cstring>.
10201 * script.h: Include <string>.
10202 * symtab.cc: Include <cstring> and <algorithm>.
10203 * target-select.cc: Include <cstring>.
10204 * version.cc: Include <string>.
10205 * testsuite/testmain.cc: Include <cstdlib>.
10206 * configure, config.in: Rebuild.
10207
874c5b28
ILT		 102082008-03-25 Ian Lance Taylor <iant@google.com>
10209
819d6c3a
ILT		 10210 * options.cc: Include "../bfd/bfdver.h".
10211 (options::help): Print bug reporting address.
10212
f4b2c6f5
ILT		 10213 * version.cc (print_version): Adjust output for current value of
10214 BFD_VERSION_STRING.
10215
10216 * NEWS: New file.
10217
e96caa79
ILT		 10218 * options.cc (options::help): Print list of supported targets.
10219 * target-select.h: Include <vector>.
10220 (class Target_selector): Make machine_, size_, and is_big_endian_
10221 fields const. Add bfd_name_ and instantiated_target_ fields.
10222 (Target_selector::Target_selector): Add bfd_name parameter.
10223 (Target_selector::recognize): Make non-virtual, call
10224 do_recognize.
10225 (Target_selector::recognize_by_name): Make non-virtual, call
10226 do_recognize_by_name.
10227 (Target_selector::supported_names): New function.
10228 (Target_selector::bfd_name): New function.
10229 (Target_selector::do_instantiate_target): New pure virtual
10230 function.
10231 (Target_selector::do_recognize): New virtual function.
10232 (Target_selector::do_recognize_by_name): New virtual function.
10233 (Target_selector::instantiate_target): New private function.
10234 (supported_target_names): Declare.
10235 * target-select.cc (Target_selector::Target_selector): Update for
10236 new parameter and fields.
10237 (select_target_by_name): Check that the name matches before
10238 calling recognize_by_name.
10239 (supported_target_names): New function.
10240 * i386.cc (class Target_selector_i386): Update Target_selector
10241 constructor call. Remove recognize and recognize_by_name. Add
10242 do_instantiate_target.
10243 * x86_64.cc (class Target_selector_x86_64): Likewise.
10244 * testsuite/testfile.cc (class Target_selector_test): Update for
10245 changes to Target_selector.
10246
874c5b28
ILT		 10247 * README: Rewrite, with some notes on unsupported features.
10248
0a65a3a7
CC		 102492008-03-24 Cary Coutant <ccoutant@google.com>
10250
10251 * i386.cc (Target_i386::Got_type): New enum declaration.
10252 (Target_i386::Scan::local): Updated callers of Output_data_got
10253 member functions.
10254 (Target_i386::Scan::global): Likewise.
10255 (Target_i386::Relocate::relocate): Likewise.
10256 (Target_i386::Relocate::relocate_tls): Likewise.
10257 * object.h (Got_offset_list): New class.
10258 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10259 (Sized_relobj::local_got_offset): Likewise.
10260 (Sized_relobj::set_local_got_offset): Likewise.
10261 (Sized_relobj::local_has_tls_got_offset): Removed.
10262 (Sized_relobj::local_tls_got_offset): Removed.
10263 (Sized_relobj::set_local_tls_got_offset): Removed.
10264 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10265 * output.cc (Output_data_got::add_global): Added got_type parameter.
10266 (Output_data_got::add_global_with_rel): Likewise.
10267 (Output_data_got::add_global_with_rela): Likewise.
10268 (Output_data_got::add_global_pair_with_rel): New function.
10269 (Output_data_got::add_global_pair_with_rela): New function.
10270 (Output_data_got::add_local): Added got_type parameter.
10271 (Output_data_got::add_local_with_rel): Likewise.
10272 (Output_data_got::add_local_with_rela): Likewise.
10273 (Output_data_got::add_local_pair_with_rel): New function.
10274 (Output_data_got::add_local_pair_with_rela): New function.
10275 (Output_data_got::add_global_tls): Removed.
10276 (Output_data_got::add_global_tls_with_rel): Removed.
10277 (Output_data_got::add_global_tls_with_rela): Removed.
10278 (Output_data_got::add_local_tls): Removed.
10279 (Output_data_got::add_local_tls_with_rel): Removed.
10280 (Output_data_got::add_local_tls_with_rela): Removed.
10281 * output.h (Output_data_got::add_global): Added got_type parameter.
10282 (Output_data_got::add_global_with_rel): Likewise.
10283 (Output_data_got::add_global_with_rela): Likewise.
10284 (Output_data_got::add_global_pair_with_rel): New function.
10285 (Output_data_got::add_global_pair_with_rela): New function.
10286 (Output_data_got::add_local): Added got_type parameter.
10287 (Output_data_got::add_local_with_rel): Likewise.
10288 (Output_data_got::add_local_with_rela): Likewise.
10289 (Output_data_got::add_local_pair_with_rel): New function.
10290 (Output_data_got::add_local_pair_with_rela): New function.
10291 (Output_data_got::add_global_tls): Removed.
10292 (Output_data_got::add_global_tls_with_rel): Removed.
10293 (Output_data_got::add_global_tls_with_rela): Removed.
10294 (Output_data_got::add_local_tls): Removed.
10295 (Output_data_got::add_local_tls_with_rel): Removed.
10296 (Output_data_got::add_local_tls_with_rela): Removed.
10297 * resolve.cc (Symbol::override_base_with_special): Removed
10298 reference to has_got_offset_ field.
10299 * symtab.cc (Symbol::init_fields): Replaced initialization
10300 of got_offset_ with got_offsets_. Removed initialization
10301 of has_got_offset_
53fcba31 10302 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 10303 (Symbol::got_offset): Likewise.
10304 (Symbol::set_got_offset): Likewise.
10305 (Symbol::has_tls_got_offset): Removed.
10306 (Symbol::tls_got_offset): Removed.
10307 (Symbol::set_tls_got_offset): Removed.
10308 (Symbol::got_offset_): Removed.
10309 (Symbol::tls_mod_got_offset_): Removed.
10310 (Symbol::tls_pair_got_offset_): Removed.
10311 (Symbol::got_offsets_): New field.
10312 (Symbol::has_got_offset): Removed.
10313 (Symbol::has_tls_mod_got_offset): Removed.
10314 (Symbol::has_tls_pair_got_offset): Removed.
10315 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10316 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10317 member functions.
10318 (Target_x86_64::Scan::global): Likewise.
10319 (Target_x86_64::Relocate::relocate): Likewise.
10320 (Target_x86_64::Relocate::relocate_tls): Likewise.
10321
bd52eafb
BE		 103222008-03-25 Ben Elliston <bje@au.ibm.com>
10323
10324 * yyscript.y: Fix spelling error in comment.
10325
8b105e34
ILT		 103262008-03-24 Ian Lance Taylor <iant@google.com>
10327
8ed814a9
ILT		 10328 * options.h (class General_options): Define build_id option.
10329 * layout.h (class Layout): Declare write_build_id, create_note,
10330 create_build_id. Add build_id_note_ member.
10331 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10332 "libiberty.h", "md5.h", "sha1.h".
10333 (Layout::Layout): Initialize eh_frame_data_,
10334 eh_frame_hdr_section_, and build_id_note_.
10335 (Layout::finalize): Call create_build_id.
10336 (Layout::create_note): New function, broken out of
10337 Layout::create_gold_note.
10338 (Layout::create_gold_note): Call create_note.
10339 (Layout::create_build_id): New function.
10340 (Layout::write_build_id): New function.
10341 (Close_task_runner::run): Call write_build_id.
10342
8b105e34
ILT		 10343 * x86_64.cc: Correct license to GPLv3.
10344
086a1841
ILT		 103452008-03-23 Ian Lance Taylor <iant@google.com>
10346
10347 * options.cc: Include "demangle.h".
10348 (parse_optional_string): New function.
10349 (parse_long_option): Handle takes_optional_argument.
10350 (parse_short_option): Update dash_z initializer. Handle
10351 takes_optional_argument.
10352 (General_options::General_options): Initialize do_demangle_.
10353 (General_options::finalize): Set do_demangle_. Handle demangling
10354 style.
10355 * options.h (parse_optional_string): Declare.
10356 (struct One_option): Add optional_arg field. Update constructor.
10357 Update call constructor calls. Add takes_optional_argument
10358 function.
10359 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10360 (DEFINE_optional_string): Define.
10361 (General_options::demangle): Change from DEFINE_bool to
10362 DEFINE_optional_string.
10363 (General_options::no_demangle): New function.
10364 (General_options::do_demangle): New function.
10365 (General_options::set_do_demangle): New function.
10366 (General_options::execstack_status_): Move definition to end of
10367 class definition.
10368 (General_options::static_): Likewise.
10369 (General_options::do_demangle_): New field.
10370 * object.cc (big_endian>::get_symbol_location_info): Call
10371 Options::do_demangle, not Options::demangle.
10372 * symtab.cc (demangle): Likewise.
10373
cbb93e63
ILT		 103742008-03-22 Ian Lance Taylor <iant@google.com>
10375
10376 * gold.h: Include <cstddef> and <sys/types.h>
10377 * options.h: Include <cstring>.
10378
ec531623
ILT		 103792008-03-21 Ian Lance Taylor <iant@google.com>
10380
10381 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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