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PR binutils/12534
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
11e361bc
ILT		 12011-04-11 Ian Lance Taylor <iant@google.com>
2
3 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
4 initialize local variable v.
5
cdc29364
CC		 62011-04-11 Cary Coutant <ccoutant@google.com>
7
8 * archive.cc (Archive::include_member): Adjust call to
9 report_object.
10 (Add_archive_symbols::run): Track argument serial numbers.
11 (Lib_group::include_member): Likewise.
12 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
13 * archive.h (Incremental_archive_entry::Archive_member):
14 Initialize arg_serial_.
15 (Archive_member::arg_serial_): New data member.
16 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
17 (Sized_dynobj::do_add_symbols): Track symbols when doing an
18 incremental link.
19 (Sized_dynobj::do_for_all_local_got_entries): New function.
20 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
21 function.
22 * fileread.cc (get_mtime): New function.
23 * fileread.h (get_mtime): New function.
24 * gold.cc (queue_initial_tasks): Check for incremental update.
25 (process_incremental_input): New function.
26 (queue_middle_tasks): Don't force valid target for incremental
27 update.
28 * incremental-dump.cc (find_input_containing_global): Adjust
29 size of symbol info entry.
30 (dump_incremental_inputs): Dump argument serial number and
31 in_system_directory flag; bias shndx by 1; print symbol names
32 when dumping per-file symbol lists; use new symbol info readers.
33 * incremental.cc
34 (Output_section_incremental_inputs:update_data_size): New function.
35 (Sized_incremental_binary::setup_readers): Setup input readers
36 for each input file; build maps for files added from libraries
37 and scripts.
38 (Sized_incremental_binary::check_input_args): New function.
39 (Sized_incremental_binary::do_check_inputs): Build map of argument
40 serial numbers to input arguments.
41 (Sized_incremental_binary::do_file_has_changed): Rename
42 do_file_is_unchanged to this; compare file modification times.
43 (Sized_incremental_binary::do_init_layout): New function.
44 (Sized_incremental_binary::do_reserve_layout): New function.
45 (Sized_incremental_binary::do_get_input_reader): Remove.
46 (Sized_incremental_binary::get_symtab_view): New function.
47 (Incremental_checker::can_incrementally_link_output_file): Remove.
48 (Incremental_inputs::report_command_line): Exclude --debug options.
49 (Incremental_inputs::report_archive_begin): Add parameter; track
50 argument serial numbers; don't put input file entry for archive
51 before archive members.
52 (Incremental_inputs::report_archive_end): Put input file entry
53 for archive after archive members.
54 (Incremental_inputs::report_object): Add parameter; track argument
55 serial numbers and in_system_directory flag.
56 (Incremental_inputs::report_script): Add parameter; track argument
57 serial numbers.
58 (Output_section_incremental_inputs::set_final_data_size): Adjust
59 size of symbol info entry; check for forwarding symbols.
60 (Output_section_incremental_inputs::write_input_files): Write
61 in_system_directory flag and argument serial number.
62 (Output_section_incremental_inputs::write_info_blocks): Map section
63 indices between incremental info and original input file; store
64 input section index for each symbol.
65 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
66 change operator() to visit().
67 (class Global_got_offset_visitor): Likewise.
68 (class Global_symbol_visitor_got_plt):
69 (Output_section_incremental_inputs::write_got_plt): Use new visitor
70 classes.
71 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
72 (Sized_incr_relobj::do_read_symbols): New function.
73 (Sized_incr_relobj::do_layout): New function.
74 (Sized_incr_relobj::do_layout_deferred_sections): New function.
75 (Sized_incr_relobj::do_add_symbols): New function.
76 (Sized_incr_relobj::do_should_include_member): New function.
77 (Sized_incr_relobj::do_for_all_global_symbols): New function.
78 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
79 (Sized_incr_relobj::do_section_size): New function.
80 (Sized_incr_relobj::do_section_name): New function.
81 (Sized_incr_relobj::do_section_contents): New function.
82 (Sized_incr_relobj::do_section_flags): New function.
83 (Sized_incr_relobj::do_section_entsize): New function.
84 (Sized_incr_relobj::do_section_address): New function.
85 (Sized_incr_relobj::do_section_type): New function.
86 (Sized_incr_relobj::do_section_link): New function.
87 (Sized_incr_relobj::do_section_info): New function.
88 (Sized_incr_relobj::do_section_addralign): New function.
89 (Sized_incr_relobj::do_initialize_xindex): New function.
90 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
91 (Sized_incr_relobj::do_read_relocs): New function.
92 (Sized_incr_relobj::do_gc_process_relocs): New function.
93 (Sized_incr_relobj::do_scan_relocs): New function.
94 (Sized_incr_relobj::do_count_local_symbols): New function.
95 (Sized_incr_relobj::do_finalize_local_symbols): New function.
96 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
97 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
98 (Sized_incr_relobj::do_relocate): New function.
99 (Sized_incr_relobj::do_set_section_offset): New function.
100 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
101 (Sized_incr_dynobj::do_read_symbols): New function.
102 (Sized_incr_dynobj::do_layout): New function.
103 (Sized_incr_dynobj::do_add_symbols): New function.
104 (Sized_incr_dynobj::do_should_include_member): New function.
105 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
106 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
107 (Sized_incr_dynobj::do_section_size): New function.
108 (Sized_incr_dynobj::do_section_name): New function.
109 (Sized_incr_dynobj::do_section_contents): New function.
110 (Sized_incr_dynobj::do_section_flags): New function.
111 (Sized_incr_dynobj::do_section_entsize): New function.
112 (Sized_incr_dynobj::do_section_address): New function.
113 (Sized_incr_dynobj::do_section_type): New function.
114 (Sized_incr_dynobj::do_section_link): New function.
115 (Sized_incr_dynobj::do_section_info): New function.
116 (Sized_incr_dynobj::do_section_addralign): New function.
117 (Sized_incr_dynobj::do_initialize_xindex): New function.
118 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
119 (make_sized_incremental_object): New function.
120 (Incremental_library::copy_unused_symbols): New function.
121 (Incremental_library::do_for_all_unused_symbols): New function.
122 * incremental.h (enum Incremental_input_flags): New type.
123 (class Incremental_checker): Remove.
124 (Incremental_input_entry::Incremental_input_entry): Add argument
125 serial number.
126 (Incremental_input_entry::arg_serial): New function.
127 (Incremental_input_entry::set_is_in_system_directory): New function.
128 (Incremental_input_entry::is_in_system_directory): New function.
129 (Incremental_input_entry::arg_serial_): New data member.
130 (Incremental_input_entry::is_in_system_directory_): New data member.
131 (class Script_info): Move here from script.h.
132 (Script_info::Script_info): Add filename parameter.
133 (Script_info::filename): New function.
134 (Script_info::filename_): New data member.
135 (Incremental_script_entry::Incremental_script_entry): Add argument
136 serial number.
137 (Incremental_object_entry::Incremental_object_entry): Likewise.
138 (Incremental_object_entry::add_input_section): Build list of input
139 sections with map to original shndx.
140 (Incremental_object_entry::get_input_section_index): New function.
141 (Incremental_object_entry::shndx_): New data member.
142 (Incremental_object_entry::name_key_): Rename; adjust all refs.
143 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
144 (Incremental_archive_entry::Incremental_archive_entry): Add argument
145 serial number.
146 (Incremental_inputs::report_archive_begin): Likewise.
147 (Incremental_inputs::report_object): Likewise.
148 (Incremental_inputs::report_script): Likewise.
149 (class Incremental_global_symbol_reader): New class.
150 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
151 and store flags and input file type.
152 (Incremental_input_entry_reader::arg_serial): New function.
153 (Incremental_input_entry_reader::type): Extract type from flags.
154 (Incremental_input_entry_reader::is_in_system_directory): New function.
155 (Incremental_input_entry_reader::get_input_section_count): Call
156 accessor function for type.
157 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
158 function for type; adjust size of global symbol entry.
159 (Incremental_input_entry_reader::get_global_symbol_count): Call
160 accessor function for type.
161 (Incremental_input_entry_reader::get_object_count): Likewise.
162 (Incremental_input_entry_reader::get_object_offset): Likewise.
163 (Incremental_input_entry_reader::get_member_count): Likewise.
164 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
165 (Incremental_input_entry_reader::get_member_offset): Likewise.
166 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
167 (Incremental_input_entry_reader::Global_symbol_info): Remove.
168 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
169 (Incremental_input_entry_reader::get_global_symbol_reader): New
170 function.
171 (Incremental_input_entry_reader::get_output_symbol_index): New
172 function.
173 (Incremental_input_entry_reader::type_): Remove.
174 (Incremental_input_entry_reader::flags_): New data member.
175 (Incremental_inputs_reader::input_file_offset): New function.
176 (Incremental_inputs_reader::input_file_index): New function.
177 (Incremental_inputs_reader::input_file): Call input_file_offset.
178 (Incremental_inputs_reader::input_file_at_offset): New function.
179 (Incremental_relocs_reader::get_r_type): Reformat.
180 (Incremental_relocs_reader::get_r_shndx): Reformat.
181 (Incremental_relocs_reader::get_r_offset): Reformat.
182 (Incremental_relocs_reader::data): New function.
183 (Incremental_binary::Incremental_binary): Initialize new data members.
184 (Incremental_binary::check_inputs): Add cmdline parameter.
185 (Incremental_binary::file_is_unchanged): Remove.
186 (Input_reader::arg_serial): New function.
187 (Input_reader::get_unused_symbol_count): New function.
188 (Input_reader::get_unused_symbol): New function.
189 (Input_reader::do_arg_serial): New function.
190 (Input_reader::do_get_unused_symbol_count): New function.
191 (Input_reader::do_get_unused_symbol): New function.
192 (Incremental_binary::input_file_count): New function.
193 (Incremental_binary::get_input_reader): Change signature to use
194 index instead of filename.
195 (Incremental_binary::file_has_changed): New function.
196 (Incremental_binary::get_input_argument): New function.
197 (Incremental_binary::get_library): New function.
198 (Incremental_binary::get_script_info): New function.
199 (Incremental_binary::init_layout): New function.
200 (Incremental_binary::reserve_layout): New function.
201 (Incremental_binary::output_file): New function.
202 (Incremental_binary::do_check_inputs): New function.
203 (Incremental_binary::do_file_is_unchanged): Remove.
204 (Incremental_binary::do_file_has_changed): New function.
205 (Incremental_binary::do_init_layout): New function.
206 (Incremental_binary::do_reserve_layout): New function.
207 (Incremental_binary::do_input_file_count): New function.
208 (Incremental_binary::do_get_input_reader): Change signature.
209 (Incremental_binary::input_args_map_): New data member.
210 (Incremental_binary::library_map_): New data member.
211 (Incremental_binary::script_map_): New data member.
212 (Sized_incremental_binary::Sized_incremental_binary): Initialize
213 new data members.
214 (Sized_incremental_binary::output_section): New function.
215 (Sized_incremental_binary::inputs_reader): Add const.
216 (Sized_incremental_binary::symtab_reader): Add const.
217 (Sized_incremental_binary::relocs_reader): Add const.
218 (Sized_incremental_binary::got_plt_reader): Add const.
219 (Sized_incremental_binary::get_symtab_view): New function.
220 (Sized_incremental_binary::Inputs_reader): New typedef.
221 (Sized_incremental_binary::Input_entry_reader): New typedef.
222 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
223 (Sized_incremental_binary::do_file_is_unchanged): Remove.
224 (Sized_incremental_binary::do_file_has_changed): New function.
225 (Sized_incremental_binary::do_init_layout): New function.
226 (Sized_incremental_binary::do_reserve_layout): New function.
227 (Sized_input_reader::Inputs_reader): Remove.
228 (Sized_input_reader::Input_entry_reader): Remove.
229 (Sized_input_reader::do_arg_serial): New function.
230 (Sized_input_reader::do_get_unused_symbol_count): New function.
231 (Sized_input_reader::do_get_unused_symbol): New function.
232 (Sized_incremental_binary::do_input_file_count): New function.
233 (Sized_incremental_binary::do_get_input_reader): Change signature;
234 use index instead of filename.
235 (Sized_incremental_binary::section_map_): New data member.
236 (Sized_incremental_binary::input_entry_readers_): New data member.
237 (class Sized_incr_relobj): New class.
238 (class Sized_incr_dynobj): New class.
239 (make_sized_incremental_object): New function.
240 (class Incremental_library): New class.
241 * layout.cc (Free_list::num_lists): New static data member.
242 (Free_list::num_nodes): New static data member.
243 (Free_list::num_removes): New static data member.
244 (Free_list::num_remove_visits): New static data member.
245 (Free_list::num_allocates): New static data member.
246 (Free_list::num_allocate_visits): New static data member.
247 (Free_list::init): New function.
248 (Free_list::remove): New function.
249 (Free_list::allocate): New function.
250 (Free_list::dump): New function.
251 (Free_list::print_stats): New function.
252 (Layout_task_runner::run): Resize output file for incremental updates.
253 (Layout::Layout): Initialize new data members.
254 (Layout::set_incremental_base): New function.
255 (Layout::init_fixed_output_section): New function.
256 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
257 incremental updates.
258 (Layout::create_gold_note): Do not create gold note section for
259 incremental updates.
260 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
261 for incremental updates.
262 (Layout::set_section_offsets): For incremental updates, allocate space
263 from free list.
264 (Layout::create_symtab_sections): Layout with offsets relative to
265 start of section; for incremental updates, allocate space from free
266 list.
267 (Layout::create_shdrs): For incremental updates, allocate space from
268 free list.
269 (Layout::finish_dynamic_section): For incremental updates, do not
270 check --as-needed (fixed in subsequent patch).
271 * layout.h (class Free_list): New class.
272 (Layout::set_incremental_base): New function.
273 (Layout::incremental_base): New function.
274 (Layout::init_fixed_output_section): New function.
275 (Layout::allocate): New function.
276 (Layout::incremental_base_): New data member.
277 (Layout::free_list_): New data member.
278 * main.cc (main): Print Free_list statistics.
279 * object.cc (Relobj::finalize_incremental_relocs): Add
280 clear_counts parameter; clear counts only when clear_counts is set.
281 (Sized_relobj::Sized_relobj): Initialize new base class.
282 (Sized_relobj::do_layout): Don't report special sections.
283 (Sized_relobj::do_for_all_local_got_entries): New function.
284 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
285 symtab_off to all symbol table offsets.
286 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
287 * object.h (class Got_offset_list): Move to top of file.
288 (Object::Object): Allow case where input_file == NULL.
289 (Object::~Object): Likewise.
290 (Object::input_file): Assert that input_file != NULL.
291 (Object::lock): Allow case where input_file == NULL.
292 (Object::unlock): Likewise.
293 (Object::is_locked): Likewise.
294 (Object::token): Likewise.
295 (Object::release): Likewise.
296 (Object::is_incremental): New function.
297 (Object::get_mtime): New function.
298 (Object::for_all_local_got_entries): New function.
299 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
300 (Object::set_is_in_system_directory): New function.
301 (Object::is_in_system_directory): New function.
302 (Object::do_is_incremental): New function.
303 (Object::do_get_mtime): New function.
304 (Object::do_for_all_local_got_entries): New function.
305 (Object::is_in_system_directory_): New data member.
306 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
307 (class Sized_relobj_base): New class.
308 (class Sized_relobj): Derive from Sized_relobj_base.
309 (class Sized_relobj::Symbols): Redeclare from base class.
310 (class Sized_relobj::local_got_offset_list): Remove.
311 (class Sized_relobj::Output_sections): Redeclare from base class.
312 (class Sized_relobj::do_for_all_local_got_entries): New function.
313 (class Sized_relobj::write_local_symbols): Add offset parameter.
314 (class Sized_relobj::local_symbol_offset_): Update comment.
315 (class Sized_relobj::local_dynsym_offset_): Update comment.
316 * options.cc (Input_arguments::add_file): Remove const.
317 * options.h (Input_file_argument::Input_file_argument):
318 Initialize arg_serial_ (all constructors).
319 (Input_file_argument::set_arg_serial): New function.
320 (Input_file_argument::arg_serial): New function.
321 (Input_file_argument::arg_serial_): New data member.
322 (Input_arguments::Input_arguments): Initialize file_count_.
323 (Input_arguments::add_file): Remove const.
324 (Input_arguments::number_of_input_files): New function.
325 (Input_arguments::file_count_): New data member.
326 (Command_line::number_of_input_files): Call
327 Input_arguments::number_of_input_files.
328 * output.cc (Output_segment_headers::Output_segment_headers):
329 Set current size.
330 (Output_section::Input_section::current_data_size): New function.
331 (Output_section::Output_section): Initialize new data members.
332 (Output_section::add_input_section): Don't do merge sections for
333 an incremental link; allocate space from free list for an
334 incremental update.
335 (Output_section::add_output_section_data): Allocate space from
336 free list for an incremental update.
337 (Output_section::update_data_size): New function.
338 (Output_section::set_fixed_layout): New function.
339 (Output_section::reserve): New function.
340 (Output_segment::set_section_addresses): Remove const.
341 (Output_segment::set_section_list_addresses): Remove const; allocate
342 space from free list for an incremental update.
343 (Output_segment::set_offset): Adjust size of RELRO segment for an
344 incremental update.
345 * output.h (Output_data::current_data_size): Move here from
346 child classes.
347 (Output_data::pre_finalize_data_size): New function.
348 (Output_data::update_data_size): New function.
349 (Output_section_headers::update_data_size): new function.
350 (Output_section_data_build::current_data_size): Move to Output_data.
351 (Output_data_strtab::update_data_size): New function.
352 (Output_section::current_data_size): Move to Output_data.
353 (Output_section::set_fixed_layout): New function.
354 (Output_section::has_fixed_layout): New function.
355 (Output_section::reserve): New function.
356 (Output_section::update_data_size): New function.
357 (Output_section::has_fixed_layout_): New data member.
358 (Output_section::free_list_): New data member.
359 (Output_segment::set_section_addresses): Remove const.
360 (Output_segment::set_section_list_addresses): Remove const.
361 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
362 New function.
363 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
364 New function.
365 * readsyms.cc (Read_symbols::do_read_symbols): Add library
366 parameter when calling Add_symbols constructor; store argument
367 serial number for members of a lib group.
368 (Add_symbols::locks): Allow case where token == NULL.
369 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
370 (Read_member::~Read_member): New function.
371 (Read_member::is_runnable): New function.
372 (Read_member::locks): New function.
373 (Read_member::run): New function.
374 (Check_script::~Check_script): New function.
375 (Check_script::is_runnable): New function.
376 (Check_script::locks): New function.
377 (Check_script::run): New function.
378 (Check_library::~Check_library): New function.
379 (Check_library::is_runnable): New function.
380 (Check_library::locks): New function.
381 (Check_library::run): New function.
382 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
383 (Add_symbols::library_): New data member.
384 (class Read_member): New class.
385 (class Check_script): New class.
386 (class Check_library): New class.
387 * reloc.cc (Read_relocs::is_runnable): Allow case where
388 token == NULL.
389 (Read_relocs::locks): Likewise.
390 (Scan_relocs::locks): Likewise.
391 (Relocate_task::locks): Likewise.
392 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
393 to clear counters.
394 (Sized_relobj::incremental_relocs_scan): Fix comment.
395 (Sized_relobj::do_relocate): Pass output file offset to
396 write_local_symbols.
397 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
398 from class declaration.
399 * script.cc (read_input_script): Allocate Script_info; pass
400 argument serial number to report_script.
401 * script.h (class Script_info): Move to incremental.h.
402 * symtab.cc (Symbol_table::add_from_incrobj): New function.
403 * symtab.h (Symbol_table::add_from_incrobj): New function.
404 (Symbol_table::set_file_offset): New function.
405
b961d0d7
CC		 4062011-04-05 Cary Coutant <ccoutant@google.com>
407
408 * incremental-dump.cc (dump_incremental_inputs): Change signature
409 to take a Sized_incremental_binary; change caller. Use readers
410 in Sized_incremental_binary.
411 * incremental.cc
412 (Sized_incremental_binary::find_incremental_inputs_sections):
413 Rename do_find_incremental_inputs_sections to this.
414 (Sized_incremental_binary::setup_readers): New function.
415 (Sized_incremental_binary::do_check_inputs): Check
416 has_incremental_info_ flag; move setup code to setup_readers;
417 use input readers.
418 (Sized_incremental_binary::do_file_is_unchanged): New function.
419 (Sized_incremental_binary::do_get_input_reader): New function.
420 * incremental.h (class Incremental_binary): Move to end of file.
421 (Incremental_binary::file_is_unchanged): New function.
422 (Incremental_binary::do_file_is_unchanged): New function.
423 (Incremental_binary::Input_reader): New class.
424 (Incremental_binary::get_input_reader): New function.
425 (class Sized_incremental_binary): Move to end of file.
426 (Sized_incremental_binary::Sized_incremental_binary): Setup the
427 input section reader classes.
428 (Sized_incremental_binary::has_incremental_info): New function.
429 (Sized_incremental_binary::inputs_reader): New function.
430 (Sized_incremental_binary::symtab_reader): New function.
431 (Sized_incremental_binary::relocs_reader): New function.
432 (Sized_incremental_binary::got_plt_reader): New function.
433 (Sized_incremental_binary::do_file_is_unchanged): New function.
434 (Sized_incremental_binary::Sized_input_reader): New class.
435 (Sized_incremental_binary::get_input_reader): New function.
436 (Sized_incremental_binary::find_incremental_inputs_sections):
437 Rename do_find_incremental_inputs_sections to this.
438 (Sized_incremental_binary::setup_readers): New function.
439 (Sized_incremental_binary::has_incremental_info_): New data member.
440 (Sized_incremental_binary::inputs_reader_): New data member.
441 (Sized_incremental_binary::symtab_reader_): New data member.
442 (Sized_incremental_binary::relocs_reader_): New data member.
443 (Sized_incremental_binary::got_plt_reader_): New data member.
444 (Sized_incremental_binary::current_input_file_): New data member.
445
a869183f
PP		 4462011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
447
448 PR gold/12640
449 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
450 violation.
451
4522011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 453
454 * archive.cc (Archive::include_member): Adjust call to report_object.
455 (Add_archive_symbols::run): Add script_info to call to
456 report_archive_begin.
457 (Lib_group::include_member): Adjust call to report_object.
458 (Add_lib_group_symbols::run): Adjust call to report_object.
459 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
460 blocks. Add object count for script input files.
461 * incremental.cc (Incremental_inputs::report_archive_begin): Add
462 script_info parameter; change all callers.
463 (Incremental_inputs::report_object): Add script_info parameter;
464 change all callers.
465 (Incremental_inputs::report_script): Store backpointer to
466 incremental info entry.
467 (Output_section_incremental_inputs::set_final_data_size): Record
468 additional information for scripts.
469 (Output_section_incremental_inputs::write_info_blocks): Likewise.
470 * incremental.h (Incremental_script_entry::add_object): New function.
471 (Incremental_script_entry::get_object_count): New function.
472 (Incremental_script_entry::get_object): New function.
473 (Incremental_script_entry::objects_): New data member; adjust
474 constructor.
475 (Incremental_inputs::report_archive_begin): Add script_info parameter.
476 (Incremental_inputs::report_object): Add script_info parameter.
477 (Incremental_inputs_reader::get_object_count): New function.
478 (Incremental_inputs_reader::get_object_offset): New function.
479 * options.cc (Input_arguments::add_file): Return reference to
480 new input argument.
481 * options.h (Input_argument::set_script_info): New function.
482 (Input_argument::script_info): New function.
483 (Input_argument::script_info_): New data member; adjust all
484 constructors.
485 (Input_file_group::add_file): Return reference to new input argument.
486 (Input_file_lib::add_file): Likewise.
487 (Input_arguments::add_file): Likewise.
488 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
489 * script.cc (Parser_closure::Parser_closure): Add script_info
490 parameter; adjust all callers.
491 (Parser_closure::script_info): New function.
492 (Parser_closure::script_info_): New data member.
493 (read_input_script): Report scripts earlier to incremental info.
494 (script_add_file): Set script_info in Input_argument.
495 (script_add_library): Likewise.
496 * script.h (Script_options::Script_info): Rewrite class.
497
a869183f 4982011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 499
500 * archive.cc (Library_base::should_include_member): Move
501 method here from class Archive.
502 (Archive::Archive): Initialize base class.
503 (Archive::should_include_member): Move to base class.
504 (Archive::do_for_all_unused_symbols): New function.
505 (Add_archive_symbols::run): Remove redundant access to
506 incremental_inputs.
507 (Lib_group::Lib_group): Initialize base class.
508 (Lib_group::do_filename): New function.
509 (Lib_group::include_member): Pass pointer to Lib_group to
510 report_object.
511 (Lib_group::do_for_all_unused_symbols): New function.
512 (Add_lib_group_symbols::run): Report archive information for
513 incremental links.
514 * archive.h (class Library_base): New base class.
515 (class Archive): Derive from Library_base.
516 (Archive::filename): Move to base class.
517 (Archive::set_incremental_info): Likewise.
518 (Archive::incremental_info): Likewise.
519 (Archive::Should_include): Likewise.
520 (Archive::should_include_member): Likewise.
521 (Archive::Armap_entry): Remove.
522 (Archive::Unused_symbol_iterator): Remove.
523 (Archive::unused_symbols_begin): Remove.
524 (Archive::unused_symbols_end): Remove.
525 (Archive::do_filename): New function.
526 (Archive::do_get_mtime): New function.
527 (Archive::do_for_all_unused_symbols): New function.
528 (Archive::task_): Move to base class.
529 (Archive::incremental_info_): Likewise.
530 (class Lib_group): Derive from Library_base.
531 (Lib_group::do_filename): New function.
532 (Lib_group::do_get_mtime): New function.
533 (Lib_group::do_for_all_unused_symbols): New function.
534 (Lib_group::task_): Move to base class.
535 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
536 function.
537 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
538 function.
539 * incremental.cc (Incremental_inputs::report_archive_begin):
540 Use Library_base; call library's get_mtime; add incremental inputs
541 entry before members.
542 (class Unused_symbol_visitor): New class.
543 (Incremental_inputs::report_archive_end): Use Library_base; use
544 visitor class to record unused symbols; don't add incremental inputs
545 entry after members.
546 (Incremental_inputs::report_object): Use Library_base.
547 * incremental.h
548 (Incremental_archive_entry::Incremental_archive_entry): Remove
549 unused Archive parameter.
550 (Incremental_inputs::report_archive_begin): Use Library_base.
551 (Incremental_inputs::report_archive_end): Likewise.
552 (Incremental_inputs::report_object): Likewise.
553 * object.cc (Sized_relobj::do_for_all_global_symbols): New
554 function.
555 * object.h (Object::for_all_global_symbols): New function.
556 (Object::do_for_all_global_symbols): New function.
557 (Sized_relobj::do_for_all_global_symbols): New function.
558 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
559 function.
560 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
561 function.
562
61ab3e40
ILT		 5632011-03-27 Ian Lance Taylor <iant@google.com>
564
565 * archive.cc (Archive::interpret_header): Return -1 if something
566 goes wrong. Change callers accordingly.
567
30e1f9e6
CC		 5682011-03-25 Cary Coutant <ccoutant@google.com>
569
570 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
571 * testsuite/Makefile.in: Regenerate.
572
9c793f14
RÁE		 5732010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
574
575 * plugin.cc (get_view): New.
576 (Plugin::load): Pass get_view to the plugin.
577 (Plugin_manager::get_view): New.
578
9312bb0a
ILT		 5792011-03-21 Ian Lance Taylor <iant@google.com>
580
581 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 582 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 583
7e12ba9e
ST		 5842011-03-21 Sriraman Tallam <tmsriram@google.com>
585
586 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
587 Change == to -eq.
588 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
589 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
590 Change == to -eq.
591 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
592 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
593
fd7a005d
ILT		 5942011-03-14 Ian Lance Taylor <iant@google.com>
595
596 * script-sections.cc (Sort_output_sections::script_compare):
597 Rename from is_before, change return type.
598 (Sort_output_sections::operator()): Adjust accordingly.
599
ed16fd1b
ILT		 6002011-03-11 Jeffrey Yasskin <jyasskin@google.com>
601
602 PR gold/12572
603 * testsuite/odr_violation2.cc: Add comment to make all error line
604 numbers double digits.
605 * testsuite/debug_msg.sh: Adjust expected errors.
606
71ff8986
ILT		 6072011-03-09 Jeffrey Yasskin <jyasskin@google.com>
608
609 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
610 but mark earlier ones as non-canonical
611 (offset_to_iterator): Update search target and example
612 (do_addr2line): Return extra lines in a vector*
613 (format_file_lineno): Extract from do_addr2line
614 (one_addr2line): Add vector* out-param
615 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
616 when a lineno entry appeared last for its instruction
617 (Dwarf_line_info): Add vector* out-param
618 * object.cc (Relocate_info): Pass NULL for the vector* out-param
619 * symtab.cc (Odr_violation_compare): Include the lineno in the
620 comparison again.
621 (linenos_from_loc): New. Combine the canonical line for an
622 address with its other lines.
623 (True_if_intersect): New. Helper functor to make
624 std::set_intersection a query.
625 (detect_odr_violations): Compare sets of lines instead of just
626 one line for each function. This became less deterministic, but
627 has fewer false positives.
628 * symtab.h: Declarations.
629 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
630 mix an optimized and non-optimized object in the same binary
631 (odr_violation2.so): Same.
632 * testsuite/Makefile.in: Regenerate from Makefile.am.
633 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
634 * testsuite/debug_msg.sh: Update line numbers and add
635 assertions.
636 * testsuite/odr_violation1.cc: Use OdrDerived, in a
637 non-optimized context.
638 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
639 isn't inlined, and use OdrDerived in an optimized context.
640 * testsuite/odr_header1.h: Defines OdrDerived, where
641 optimization will change the
642 first-instruction-in-the-destructor's file and line number.
643 * testsuite/odr_header2.h: Defines OdrBase.
644
a19fefdc
ILT		 6452011-03-09 Ian Lance Taylor <iant@google.com>
646
647 * fileread.cc (File_read::clear_views): Don't delete the whole
648 file view.
649
ecb351e9
ILT		 6502011-03-08 Ian Lance Taylor <iant@google.com>
651
652 PR gold/12525
653 * fileread.cc: #include <climits>.
654 (GOLD_IOV_MAX): Define.
655 (File_read::read_multiple): Limit number of entries by iov_max.
656 * fileread.h (class File_read): Always set max_readv_entries to
657 128.
658
b821d13c
ILT		 6592011-03-07 Ian Lance Taylor <iant@google.com>
660
661 PR gold/12525
662 * options.h (class General_options): Add -dy and -dn.
663
89243142
CC		 6642011-03-02 Cary Coutant <ccoutant@google.com>
665
666 * testsuite/script_test_9.t: Add TLS segment.
667
d0773f31
ILT		 6682011-03-02 Simon Baldwin <simonb@google.com>
669
670 * configure.ac: Add check for gnu_indirect_function support in
671 the toolchain building binutils.
672 * configure: Rebuild.
673
badc8139
RÁE		 6742010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
675
676 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
677 plugin only symbols.
678 (Symbol_table::sized_finalize_symbol) Mark symbol only present
679 in plugin files as not needed in the symbol table.
680
4cf7a849
ST		 6812011-02-11 Sriraman Tallam <tmsriram@google.com>
682
683 * output.cc (Output_section::add_input_section): Delay fill
684 generation for section ordering.
685
b578bd7d
ILT		 6862011-02-09 Ian Lance Taylor <iant@google.com>
687
688 PR gold/12316
689 * object.h (class Sized_relobj): Remove clear_local_symbols.
690 * reloc.cc (Sized_relobj::do_relocate): Don't call
691 clear_local_symbols.
692
84ced98a
RÁE		 6932010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
694
695 * plugin.cc (is_visible_from_outside): Return true for symbols
696 in the -u option.
697
55382fb7
ILT		 6982011-02-04 Jeffrey Yasskin <jyasskin@google.com>
699
700 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
701 filename.
702
4e271fff
ST		 7032011-02-02 Sriraman Tallam <tmsriram@google.com>
704
705 * icf.h (is_section_foldable_candidate): Change type of parameter
706 to std::string.
707 * icf.cc (Icf::find_identical_sections): Change type of local variable
708 section_name to be std::string.
709 (is_function_ctor_or_dtor): Change type of parameter to std::string.
710
d433c3ac
ILT		 7112011-01-25 Ian Lance Taylor <iant@google.com>
712
713 * script.cc (script_add_extern): Rewrite to use
714 add_symbol_reference.
715
880473a6
DK		 7162011-01-25 Doug Kwan <dougkwan@google.com>
717
d433c3ac 718 * icf.cc (get_section_contents): Always lock section's object.
880473a6 719
f30f86fa
ILT		 7202011-01-24 Ian Lance Taylor <iant@google.com>
721
722 * options.h (class General_options): Accept
723 --no-detect-odr-violations.
724
8e51a0b9
ILT		 7252011-01-24 Ian Lance Taylor <iant@google.com>
726
727 * version.cc (version_string): Bump to 1.11.
728
0f3b89d8
ILT		 7292011-01-24 Ian Lance Taylor <iant@google.com>
730
731 * plugin.cc (class Plugin_rescan): Define new class.
732 (Plugin_manager::claim_file): Set any_claimed_.
733 (Plugin_manager::save_archive): New function.
734 (Plugin_manager::save_input_group): New function.
735 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
736 necessary.
737 (Plugin_manager::new_undefined_symbol): New function.
738 (Plugin_manager::rescan): New function.
739 (Plugin_manager::rescannable_defines): New function.
740 (Plugin_manager::add_input_file): Set any_added_.
741 * plugin.h (class Plugin_manager): define new fields rescannable_,
742 undefined_symbols_, any_claimed_, and any_added_. Declare
743 Plugin_rescan as friend. Declare new functions.
744 (Plugin_manager::Rescannable): Define type.
745 (Plugin_manager::Rescannable_list): Define type.
746 (Plugin_manager::Undefined_symbol_list): Define type.
747 (Plugin_manager::Plugin_manager): Initialize new fields.
748 * archive.cc (Archive::defines_symbol): New function.
749 (Add_archive_symbols::run): Pass archive to plugins if any.
750 * archive.h (class Archive): Declare defines_symbol.
751 * readsyms.cc (Input_group::~Input_group): New function.
752 (Finish_group::run): Pass input_group to plugins if any.
753 * readsyms.h (class Input_group): Declare destructor.
754 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
755 any.
756
3bb951e5
ILT		 7572011-01-10 Ian Lance Taylor <iant@google.com>
758
759 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
760 section as relro.
761 (Layout::set_segment_offsets): Reset increase_relro before calling
762 set_section_addresses a second time.
763
0aa45fac
CC		 7642011-01-04 Cary Coutant <ccoutant@google.com>
765
766 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
767 sections before NOBITS sections.
768
0db46eb4
L		 7692011-01-01 H.J. Lu <hongjiu.lu@intel.com>
770
771 * version.cc (print_version): Update copyright to 2011.
772
829c9745
CC		 7732010-12-23 Cary Coutant <ccoutant@google.com>
774
775 * output.h (Output_data_reloc::add_output_section): Pass OD instead
776 of OS to this->add. Add OD parameter to second form of the function.
777
7500420b
ILT		 7782010-12-20 Ian Lance Taylor <iant@google.com>
779
780 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
781 second of two consecutive entries with same offset.
782
f8e9a930
RW		 7832010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
784
785 * testsuite/Makefile.am (ifuncmain2static_LDADD)
786 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
787 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
788 to avoid unneeded links against $(LDADD).
789 * testsuite/Makefile.in: Regenerate.
790
2fbb4320
ILT		 7912010-12-15 Ian Lance Taylor <iant@google.com>
792
793 PR gold/12324
794 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
795 for R_X86_64_32 and R_X86_64_PC32.
796 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
797 ver_matching_def_pic.o.
798 (ver_matching_def_pic.o): New target.
799
fedb228d
RW		 8002010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
801
802 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
803 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
804 Move definition before File_read::View member definitions.
805 (File_read::View::~View): Initialize and hold lock before
806 updating current_mapped_bytes.
807
9b547ce6
RW		 8082010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
809
810 * dwarf_reader.cc: Remove outdated comment.
811 * gold-threads.cc: Fix typo in error message.
812 * archive.cc: Fix typos in comments.
813 * archive.h: Likewise.
814 * arm-reloc-property.cc: Likewise.
815 * arm-reloc-property.h: Likewise.
816 * arm-reloc.def: Likewise.
817 * arm.cc: Likewise.
818 * attributes.h: Likewise.
819 * cref.cc: Likewise.
820 * ehframe.cc: Likewise.
821 * fileread.h: Likewise.
822 * gold.h: Likewise.
823 * i386.cc: Likewise.
824 * icf.cc: Likewise.
825 * incremental.h: Likewise.
826 * int_encoding.cc: Likewise.
827 * layout.h: Likewise.
828 * main.cc: Likewise.
829 * merge.h: Likewise.
830 * object.cc: Likewise.
831 * object.h: Likewise.
832 * options.cc: Likewise.
833 * readsyms.cc: Likewise.
834 * reduced_debug_output.cc: Likewise.
835 * reloc.cc: Likewise.
836 * script-sections.cc: Likewise.
837 * sparc.cc: Likewise.
838 * symtab.h: Likewise.
839 * target-reloc.h: Likewise.
840 * target.cc: Likewise.
841 * target.h: Likewise.
842 * timer.cc: Likewise.
843 * timer.h: Likewise.
844 * x86_64.cc: Likewise.
845
83e17bd5
CC		 8462010-12-09 Cary Coutant <ccoutant@google.com>
847
848 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
849 stack.
850 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
851 parameter; change all callers.
852 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
853 * options.h (warn_execstack): New option.
854
017257f8
DK		 8552010-12-07 Doug Kwan <dougkwan@google.com>
856
857 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
858 like function call relocations.
859
c20cbc06
ILT		 8602010-12-07 Ian Lance Taylor <iant@google.com>
861
862 * archive.cc (Archive::get_elf_object_for_member): Permit
863 punconfigured to be NULL.
864 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
865 (Archive::include_member): Pass NULL to get_elf_object_for_member
866 if we searched for the archive and this is the first included
867 object.
868
4dbfafcc
ILT		 8692010-12-01 Ian Lance Taylor <iant@google.com>
870
871 * dwarf_reader.h (class Sized_dwarf_line_info): Add
872 track_relocs_type_ field.
873 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
874 Set track_relocs_type_.
875 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
876 contents when using RELA relocs.
877 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
878 reloc_map_.
879 * reloc.cc (Track_relocs::next_addend): New function.
880 * reloc.h (class Track_relocs): Declare next_addend.
881
e5e19edd
ILT		 8822010-12-01 Ian Lance Taylor <iant@google.com>
883
884 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
885 virtual destructor.
886
9a5ce24c
ILT		 8872010-12-01 Ian Lance Taylor <iant@google.com>
888
889 * README: Update compilers known to work and fail.
890
c7791212
NC		 8912010-11-23 Matthias Klose <doko@ubuntu.com>
892
893 * configure.in: For --enable-gold, handle value `default' instead of
894 `both*'. Always install ld as ld.bfd, install as ld if gold is
895 not the default.
896 * configure: Regenerate.
897
0ad220c9
DK		 8982010-11-18 Doug Kwan <dougkwan@google.com>
899
900 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
901 and right_alignment to be zero. Store result alignment only if it is
902 greater than existing alignment.
903
ab8056e0
CC		 9042010-11-16 Cary Coutant <ccoutant@google.com>
905
906 PR gold/12220
907 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
908 Check for ".zdebug_line".
909
fd064a5b
CC		 9102010-11-16 Doug Kwan <dougkwan@google.com>
911 Cary Coutant <ccoutant@google.com>
912
913 * output.h (Output_segment::set_section_addresses): Pass increase_relro
914 by reference; adjust all callers.
915 * output.cc (Output_segment::set_section_addresses): Adjust references
916 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
917 list is empty.
918 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
919 end at page boundary.
920
6fc6ea19
CC		 9212010-11-16 Cary Coutant <ccoutant@google.com>
922
923 PR gold/12220
924 * layout.cc (Layout::choose_output_section): Transform names of
925 compressed sections even when using a script with a SECTIONS clause.
926 (Layout::output_section_name): Remove code to transform
927 compressed debug section names.
928 * output.cc (Output_section::add_input_section): Use uncompressed
929 section size when tracking input sections.
930
95a2c8d6
RS		 9312010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
932
933 * symtab.h (Symbol::NON_PIC_REF): Remove.
934 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
935 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
936 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
937 (Symbol::use_plt_offset): Take a flags argument and pass it
938 directly to needs_dynamic_reloc. Restrict check for undefined
939 weak symbols to function calls.
940 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
941 (Target_arm::Scan::global): Use it.
942 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
943 (Target_arm::Relocate::relocate): Likewise.
944 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
945 parameter with an r_type parameter. Use get_reference_flags
946 to get the flags.
947 (Target_arm::Relocate::relocate): Update accordingly.
948 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
949 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
950 (Target_i386::Scan::global): Likewise.
951 (Target_i386::Relocate::relocate): Likewise.
952 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
953 parameter with an r_type parameter. Use get_reference_flags
954 to get the flags.
955 (Target_i386::Relocate::relocate): Update accordingly.
956 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
957 (Target_powerpc::Scan::global): Use it.
958 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
959 (Target_powerpc::Relocate::relocate): Likewise.
960 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
961 (Target_sparc::Scan::global): Use it.
962 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
963 (Target_sparc::Relocate::relocate): Likewise.
964 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
965 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
966 (Target_x86_64::Scan::global): Likewise.
967 (Target_x86_64::Relocate::relocate): Likewise.
968
f625ae50
DK		 9692010-11-08 Doug Kwan <dougkwan@google.com>
970 Cary Coutant <ccoutant@google.com>
971
972 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
973 (Arm_exidx_merge_section::section_contents_): New data member.
974 (Arm_input_section::Arm_input_section): Initialize original_contents_.
975 (Arm_input_section::~Arm_input_section): De-allocate memory.
976 (Arm_input_section::original_contents_): New data member.
977 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
978 in parameters instead of calling Object::section_contents without
979 locking.
980 (Arm_output_section::group_section): New parameter TASK. Pass it
981 to callees that need locking objects.
982 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
983 to lock EXIDX input sections. Fix a formatting issue. Call
984 Arm_exidx_merged_section::build_contents to create merged section
985 contents.
986 (Arm_output_section::create_stub_group): New parameter TASK. Use it
987 to lock object of stub table owner.
988 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
989 TEXT_SIZE to initialize data member TEXT_SIZE_.
990 (Arm_exidx_input_section::addralign): Fix typo in comment.
991 (Arm_exidx_input_section::text_size): New method.
992 (Target_arm::do_relax): New parameter TASK. Pass it to callees
993 that require locking objects. Lock objects before scanning for stubs
994 and updating local symbols.
995 (Arm_input_section<big_endian>::init): Copy contents of original
996 input section.
997 (Arm_input_section<big_endian>::do_write): Use saved contents of
998 original input section instead of calling Object::section_contents
999 without locking.
1000 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
1001 size without calling Object::section_size().
1002 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
1003 for size. Allocate a buffer for merged EXIDX entries.
1004 (Arm_exidx_merged_section::build_contents): New method.
1005 (Arm_exidx_merged_section::do_write): Move merge section contents
1006 building code to Arm_exidx_merged_section::build_contetns. Write
1007 out contetns in buffer instead of building it on the fly.
1008 (Arm_relobj::make_exidx_input_section): Also pass text section size
1009 to Arm_exidx_input_section constructor.
1010 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
1011 (Arm_dynobj::do_read_symbols): Fix memory leak.
1012 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
1013 * target.h: (class Task): Add forward declaration.
1014 (Target::relax): Add new parameter TASK and pass it to
1015 Target::do_relax().
1016 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
1017
5f9bcf58
CC		 10182010-11-05 Cary Coutant <ccoutant@google.com>
1019
1020 PR gold/10708
1021 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
1022 object when reading from the file.
1023 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
1024 second layout pass.
1025 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
1026 when reading section contents.
1027 (get_section_contents): Likewise.
1028 (icf::find_identical_sections): Likewise.
1029 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
1030 object when reading from the file.
1031 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
1032 the object when doing deferred section layout.
1033
e597fa08
NC		 10342010-11-03 Nick Clifton <nickc@redhat.com>
1035
1036 PR gold/12001
1037 * script.h (class Symbol_assignment: name): New member. Returns
1038 the name of the symbol.
1039 * scrfipt.cc (Script_options::is_pending_assignment): New member.
1040 Returns true if the given symbol name is on the list of
1041 assignments wating to be processed.
1042 * archive.cc (should_incldue_member): If the symbol is undefined,
1043 check to see if it is on the list of symbols pending assignment.
1044
3f9a3278
ILT		 10452010-11-03 Ryan Mansfield <rmansfield@qnx.com>
1046
1047 * script-sections.cc (Script_sections::find_memory_region): Check
1048 for a NULL output section pointer.
1049
d06fb4d1
DK		 10502010-10-29 Doug Kwan <dougkwan@google.com>
1051
1052 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
1053 Output_section::add_relaxed_input_section.
1054 * output.cc (Output_section::add_relaxed_input_section): Add new
1055 arguments LAYOUT and NAME. Set section order index.
1056 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1057 Copy section order index.
1058 * output.h (Output_section::add_relaxed_input_section): Add new
1059 arguments LAYOUT and NAME.
1060
90e24de5
ILT		 10612010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1062
1063 * testsuite/Makefile.am: Move gcctestdir/ld rule to
1064 NATIVE_OR_CROSS_LINKER.
1065 * testsuite/Makefile.in: Regenerate.
1066
c9484ea5
DK		 10672010-10-20 Doug Kwan <dougkwan@google.com>
1068
1069 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
1070 without SHF_LINK_ORDER flags.
1071 * layout.cc (Layout::choose_output_section): Do not filter
1072 SHF_LINK_ORDER flag in a relocatable link.
1073
5bc2f5be
CC		 10742010-10-17 Cary Coutant <ccoutant@google.com>
1075
1076 * output.h (Output_segment::set_section_addresses): Change function
1077 signature. Update all callers.
1078 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
1079 sections.
1080 (Output_segment::set_section_addresses): Align after last TLS
1081 section. Add padding before last relro section instead of after.
1082
0c91cf04
DK		 10832010-10-17 Doug Kwan <dougkwan@google.com>
1084
1085 * gold/arm.cc (Target_arm::got_section): Use correct order and set
1086 GOT output section to be writable.
1087
8c21d9d3
CC		 10882010-10-14 Cary Coutant <ccoutant@google.com>
1089
1090 * debug.h (DEBUG_INCREMENTAL): New flag.
1091 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
1092 * gold.cc (queue_initial_tasks): Check parameters for incremental link
1093 mode.
1094 * incremental.cc (report_command_line): Ignore all forms of
1095 --incremental.
1096 * layout.cc (Layout::Layout): Check parameters for incremental link
1097 mode.
1098 * options.cc (General_options::parse_incremental): New function.
1099 (General_options::parse_no_incremental): New function.
1100 (General_options::parse_incremental_full): New function.
1101 (General_options::parse_incremental_update): New function.
1102 (General_options::incremental_mode_): New data member.
1103 (General_options::finalize): Check incremental_mode_.
1104 * options.h (General_options): Update help text for --incremental.
1105 Add --no-incremental, --incremental-full, --incremental-update.
1106 (General_options::Incremental_mode): New enum type.
1107 (General_options::incremental_mode): New function.
1108 (General_options::incremental_mode_): New data member.
1109 * parameters.cc (Parameters::incremental_mode_): New data member.
1110 (Parameters::set_options): Set incremental_mode_.
1111 (Parameters::set_incremental_full): New function.
1112 (Parameters::incremental): New function.
1113 (Parameters::incremental_update): New function.
1114 (set_parameters_incremental_full): New function.
1115 * parameters.h (Parameters::set_incremental_full): New function.
1116 (Parameters::incremental): New function.
1117 (Parameters::incremental_update): New function.
1118 (Parameters::incremental_mode_): New data member.
1119 (set_parameters_incremental_full): New function.
1120 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
1121 incremental link mode.
1122 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
1123 (Sized_relobj::do_relocate_sections): Likewise.
1124 * testsuite/Makefile.am (incremental_test): Use --incremental-full
1125 option.
1126 * testsuite/Makefile.in: Regenerate.
1127 * testsuite/incremental_test.sh: Filter all forms of --incremental.
1128
bb32aa18 11292010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 1130
1131 * script-sections.h (class Script_sections): Make
1132 Sections_elements typedef public.
1133 * script-sections.cc (class Sort_output_sections): Add elements_
1134 field. Add constructor which sets it; change all callers.
1135 (Sort_output_sections::is_before): New function.
1136 (Sort_output_sections::operator()): Call is_before.
1137 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
1138 conditional.
1139 * testsuite/script_test_10.sh: New test. Test script section
1140 order.
1141 * testsuite/script_test_10.t: Likewise.
1142 * testsuite/script_test_10.s: Likewise.
1143 * testsuite/Makefile.am: Wrap the cross linker tests and the
1144 common tests into NATIVE_OR_CROSS_LINKER.
1145 (check_SCRIPTS): Add script_test_10.sh.
1146 (check_DATA): Add script_test_10.stdout.
1147 (script_test_10.o, script_test_10): New targets.
1148 (script_test_10.stdout): New target.
1149 * configure, testsuite/Makefile.in: Regenerate.
1150
3cef7179
ILT		 11512010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1152
1153 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
1154 error for the deprecated relocations.
1155 (Target_arm::Scan::global): Likewise.
1156 (Target_arm::Relocate::relocate): Likewise.
1157
7411e9a8
RS		 11582010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
1159
1160 * fileread.cc (Input_file::find_file): Initialize *found_name
1161 and *namep when using the fallback search for case 4.
1162
6a9da32a
CC		 11632010-10-11 Cary Coutant <ccoutant@google.com>
1164
1165 * options.h (class General_options): Redefine -z lazy as an alias for
1166 the negation of -z now.
1167
ac897c20
ILT		 11682010-10-11 Ian Lance Taylor <iant@google.com>
1169
1170 * resolve.cc (symbol_to_bits): Report the value of the unsupported
1171 binding.
1172
ea5cae92
NC		 11732010-10-06 Nick Clifton <nickc@redhat.com>
1174
1175 * script-sections.cc(class Memory_region): Remove
1176 current_lma_offset_ field. Rename current_vma_offset_ to
1177 current_offset_. Add last_section_ field.
1178 (Memory_region::get_current_vma_address): Rename to
1179 get_current_address.
1180 (Memory_region::get_current_lma_address): Delete.
1181 (Memory_region::increment_vma_offset): Rename to
1182 increment_offset.
1183 (Memory_region::increment_lma_offset): Delete.
1184 (Memory_region::attributes_compatible): New method. Returns
1185 true if the provided section is compatible with the region.
1186 (Memory_region::get_last_section): New method. Returns the last
1187 section to use the region.
1188 (Memory_region::set_last_section): New method. Stores the last
1189 section to use the region.
1190 (Script_sections::block_in_region): New method. Returns true if
1191 a block of memory is contained within a region.
1192 (Script_sections::find_memory_region): New method. Locates a
1193 memory region to be used to set a VMA or LMA address.
1194 (Output_section_definition::set_section_addresses): Add code to
1195 check for addresses set by memory regions.
1196 (Output_segment::set_section_addresses): Remove memory region
1197 walking code.
1198 (Script_sections::create_segment): Add a warning if a header
1199 segment is created outside of any region.
1200 * script-sections.h (class Script_sections): Add prototypes for
1201 find_memory_region and block_in_region methods.
1202 * testsuite/memory_test.s: Use .long instead of .word.
1203 * testsuite/memory_test.t: Add some more output sections.
1204 * testsuite/memory_test.sh: Update expected output.
1205
a9bfd952
DK		 12062010-10-02 Doug Kwan <dougkwan@google.com>
1207
1208 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
1209 defintion to symtab.h
1210 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
1211 declaration to defintion.
1212
bacff3ab
NC		 12132010-10-01 Nick Clifton <nickc@redhat.com>
1214
1215 * expression.cc (eval): Replace dummy argument with NULL.
1216 (eval_maybe_dot): Check for a NULL result section pointer.
1217 (Symbol_expression::value): Likewise.
1218 (Dot_expression::value): Likewise.
1219 (BINARY_EXPRESSION): Likewise.
1220 (Max_expression::value): Likewise.
1221 (Min_expression::value): Likewise.
1222 (Absolute_expression::value): Likewise.
1223 (Addr_expression::value_from_output_section): Likewise.
1224 (Loaddddr_expression::value_from_output_section): Likewise.
1225 (Segment_start_expression::value): Likewise.
1226 * script-sections.cc
1227 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
1228 argument with NULL.
1229 (Sections_elememt_dot_assignment::set_section_addresses):
1230 Likewise.
1231 (Output_data_expression::do_write_to_buffer): Likewise.
1232 (Output_section_definition::finalize_symbols): Likewise.
1233 (Output_section_definition::set_section_addresses): Likewise.
1234
f81bc8b5
DK		 12352010-09-30 Doug Kwan <dougkwan@google.com>
1236
1237 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
1238
c95e9f27
ST		 12392010-09-28 Sriraman Tallam <tmsriram@google.com>
1240
1241 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 1242 function.
c95e9f27
ST		 1243 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
1244 virtual function.
1245 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
1246 virtual function.
1247 * icf.cc (get_section_contents): Inline merge sections only when
1248 target allows it.
1249
3cac54d2
RW		 12502010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1251
1252 * configure: Regenerate.
1253
2904037a
ILT		 12542010-09-17 Ian Lance Taylor <iant@google.com>
1255
1256 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 1257 * testsuite/Makefile.am (memory_test.o): New target.
1258 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
1259 memory_test.t.
1260 * testsuite/Makefile.in: Rebuild.
2904037a 1261
bca7fb63
DK		 12622010-09-17 Doug Kwan <dougkwan@google.com>
1263
1264 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
1265 defintion if relocation uses GOT entries of the symbol.
1266 * testsuite/icf_safe_test.sh: Fix test.
1267 * testsuite/icf_safe_so_test.sh: Fix test.
1268
4ef28648
CC		 12692010-09-16 Cary Coutant <ccoutant@google.com>
1270
1271 * script_sections.cc (class Memory_region): Remove "NULL" from
1272 vector initializations.
1273
793990de
CC		 12742010-09-15 Cary Coutant <ccoutant@google.com>
1275
1276 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
1277 Resolve forwarding symbols.
1278
81e015e2
DK		 12792010-09-15 Doug Kwan <dougkwan@google.com>
1280
1281 * gold/testsuite/script_test_3.t: Add ARM special sections.
1282 * gold/testsuite/script_test_4.t: Same.
1283 * gold/testsuite/script_test_5.t: Same.
1284 * gold/testsuite/script_test_6.t: Same.
1285 * gold/testsuite/script_test_7.t: Same.
1286 * gold/testsuite/script_test_7.t: Same.
1287 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
1288
36171d64
CC		 12892010-09-14 Cary Coutant <ccoutant@google.com>
1290
1291 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
1292 (Target_x86_64::Relocate::relocate_tls): Replace check for
1293 saw_tls_block_reloc_ with test for executable section.
1294
d89051bd
CC		 12952010-09-12 Cary Coutant <ccoutant@google.com>
1296
1297 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
1298 position-independent executables to shared libraries need dynamic
1299 relocations.
1300 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
1301 position-independent executables.
1302 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
1303 * testsuite/Makefile.in: Regenerate.
1304
fca41f0f
NC		 13052010-09-10 Nick Clifton <nickc@redhat.com>
1306
1307 PR gold/11997
1308 * testsuite/memory_test.t: Discard any sections that are not
1309 needed.
1310
6695e4b3
L		 13112010-09-09 H.J. Lu <hongjiu.lu@intel.com>
1312
1313 PR gold/11996
1314 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
1315 "This::" to work around a bug in gcc 4.2.
1316
1317 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
1318
0f72bf6f
RÁE		 13192010-09-09 Rafael Espindola <espindola@google.com>
1320
1321 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
1322 sections with different PF_X flags in the same segment.
1323 (Layout::find_first_load_seg): Search all segments to find the first
1324 one.
1325 * options.h (rosegment): New.
1326
13272010-09-08 Rafael Espindola <espindola@google.com>
a6577478 1328
05a79166 1329 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 1330
aa98ff75
DK		 13312010-09-08 Doug Kwan <dougkwan@google.com>
1332
1333 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
1334 (Arm_relobj::do_relocate_sections): Add new parameter for output
1335 file to match the parent.
1336 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
1337 of local symbols instead of input values. Update code to track
1338 changes in gold::relocate_section.
1339 * object.cc (Sized_relobj::compute_final_local_value): New methods.
1340 (Sized_relobj::compute_final_local_value_internal): New methods.
1341 (Sized_relobj::do_finalize_local_symbols): Move code from loop
1342 body into private version of Sized_relobj::compute_final_local_value.
1343 Call the inline method.
1344 * object.h (Symbol_value::Symbol_value): Define destructor. Free
1345 merged symbol value if there is one.
1346 (Symbol_value::has_output_value): New method defintiion.
1347 (Sized_relobj::Compute_final_local_value_status): New enum type.
1348 (Sized_relobj::compute_final_local_value): New methods.
1349 (Sized_relobj::compute_final_local_value_internal): New methods.
1350 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
1351 and arm_cortex_a8.sh.
1352 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
1353 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
1354 New tests.
1355 * Makefile.in: Regenerate.
1356 * testsuite/arm_bl_out_of_range.s: Update test.
1357 * testsuite/thumb_bl_out_of_range.s: Ditto.
1358 * testsuite/thumb_blx_out_of_range.s: Ditto.
1359 * testsuite/arm_branch_out_of_range.sh: New file.
1360 * testsuite/arm_cortex_a8.sh: Ditto.
1361 * testsuite/arm_cortex_a8_b.s: Ditto.
1362 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
1363 * testsuite/arm_cortex_a8_b_local.s: Ditto.
1364 * testsuite/arm_cortex_a8_bl.s: Ditto.
1365 * testsuite/arm_cortex_a8_blx.s: Ditto.
1366 * testsuite/arm_cortex_a8_local.s: Ditto.
1367 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
1368 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
1369
05a79166
L		 13702010-09-08 Rafael Espindola <espindola@google.com>
1371
1372 * Makefile.am (memory_test.stdout): Run readelf with -W.
1373 * Makefile.in: Regenerate.
1374 * testsuite/memory_test.sh: Make the regexps accept both 32 and
1375 64 bit output.
1376
33dbc701
RÁE		 13772010-09-08 Rafael Espindola <espindola@google.com>
1378
1379 * script-sections.cc (Script_sections::add_memory_region): Convert
1380 field precision to int.
1381 * script.cc (script_set_section_region, script_set_section_region):
1382 Convert field precision to int.
1383
731ca54a
RÁE		 13842010-09-08 Rafael Espindola <espindola@google.com>
1385
1386 * arm.cc (do_finalize_sections): Create the __exidx_start and
1387 __exdix_end symbols even when the section is missing.
1388
7f8cd844
NC		 13892010-09-08 Nick Clifton <nickc@redhat.com>
1390
1391 * README: Remove claim that MEMORY is not supported.
1392 * expression.cc (script_exp_function_origin)
1393 (script_exp_function_length): Move from here to ...
1394 * script.cc: ... here.
1395 (script_set_section_region, script_add_memory)
1396 (script_parse_memory_attr, script_include_directive): New
1397 functions.
1398 * script-sections.cc
1399 (class Memory_region): New class.
1400 (class Output_section_definition): Add set_memory_region,
1401 set_section_vma, set_section_lma and get_section_name methods.
1402 (class Script_Sections): Add add_memory_region,
1403 find_memory_region, find_memory_region_origin,
1404 find_memory_region_length and set_memory_region methods.
1405 Have set_section_addresses method walk the list of set memory
1406 regions.
1407 Extend the print methos to display memory regions.
1408 * script-sections.h: Add prototypes for new methods.
1409 Add enum for MEMORY region attributes.
1410 * yyscript.y: Add support for parsing MEMORY regions.
1411 * script-c.h: Add prototypes for new functions.
1412 * testsuite/Makefile.am: Add test of MEMORY region functionality.
1413 * testsuite/Makefile.in: Regenerate.
1414 * testsuite/memory_test.sh: New script.
1415 * testsuite/memory_test.s: New assembler source file.
1416 * testsuite/memory_test.t: New linker script.
1417
a4649286
DK		 14182010-08-27 Doug Kwan <dougkwan@google.com>
1419
1420 * gold/resolve.cc (Symbol_table::should_override): Let a weak
1421 reference override an existing dynamic weak reference.
1422 * testsuite/Makefile.am: Add new test dyn_weak_ref.
1423 * testsuite/Makefile.in: Regenerate.
1424 * testsuite/dyn_weak_ref.sh: New file.
1425 * testsuite/dyn_weak_ref_1.c: Ditto.
1426 * testsuite/dyn_weak_ref_2.c: Ditto.
1427
b56648ad
ILT		 14282010-08-27 Ian Lance Taylor <iant@google.com>
1429
1430 * incremental.h (class Incremental_input_entry): Add virtual
1431 destructor.
1432
809313cb
ILT		 14332010-08-27 Ian Lance Taylor <iant@google.com>
1434
1435 * testsuite/start_lib_test_3.c: Mark t3 as used.
1436
11e32464
NC		 14372010-08-27 Nick Clifton <nickc@redhat.com>
1438
1439 * options.cc (version_script): Fix small typo in previous
1440 whitespace tidyup.
1441
ca09d69a
NC		 14422010-08-25 Nick Clifton <nickc@redhat.com>
1443
1444 * archive.cc: Formatting fixes: Remove whitespace between
1445 typename and following asterisk. Remove whitespace between
1446 function name and opening parenthesis.
1447 * archive.h: Likewise.
1448 * arm.cc: Likewise.
1449 * attributes.cc: Likewise.
1450 * attributes.h: Likewise.
1451 * common.cc: Likewise.
1452 * copy-relocs.cc: Likewise.
1453 * dirsearch.h: Likewise.
1454 * dynobj.cc: Likewise.
1455 * ehframe.cc: Likewise.
1456 * ehframe.h: Likewise.
1457 * expression.cc: Likewise.
1458 * fileread.cc: Likewise.
1459 * fileread.h: Likewise.
1460 * gc.h: Likewise.
1461 * gold-threads.cc: Likewise.
1462 * gold.cc: Likewise.
1463 * i386.cc: Likewise.
1464 * icf.h: Likewise.
1465 * incremental-dump.cc: Likewise.
1466 * incremental.cc: Likewise.
1467 * layout.cc: Likewise.
1468 * layout.h: Likewise.
1469 * main.cc: Likewise.
1470 * merge.cc: Likewise.
1471 * merge.h: Likewise.
1472 * object.cc: Likewise.
1473 * object.h: Likewise.
1474 * options.cc: Likewise.
1475 * options.h: Likewise.
1476 * output.cc: Likewise.
1477 * output.h: Likewise.
1478 * plugin.cc: Likewise.
1479 * plugin.h: Likewise.
1480 * powerpc.cc: Likewise.
1481 * reloc.cc: Likewise.
1482 * script-c.h: Likewise.
1483 * script-sections.cc: Likewise.
1484 * script.cc: Likewise.
1485 * stringpool.cc: Likewise.
1486 * symtab.cc: Likewise.
1487 * symtab.h: Likewise.
1488 * target.cc: Likewise.
1489 * timer.cc: Likewise.
1490 * timer.h: Likewise.
1491 * version.cc: Likewise.
1492 * x86_64.cc: Likewise.
1493
b8fa8750
NC		 14942010-08-24 Nick Clifton <nickc@redhat.com>
1495
1496 PR 11899
1497 * layout.cc (segment_precedes): Sort segments by their physical
1498 addresses, if they have been set.
1499
9919d93b
CC		 15002010-08-23 Cary Coutant <ccoutant@google.com>
1501
1502 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
1503 symbols data.
1504 (Lib_group::include_member): Unlock object after deleting its
1505 symbols data.
1506 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
1507 the bug fixed here.
1508
97b4be1c
CC		 15092010-08-19 Neil Vachharajani <nvachhar@google.com>
1510 Cary Coutant <ccoutant@google.com>
1511
1512 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
1513 constructor, and set_blocker.
1514 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
1515 readsyms_blocker_.
1516 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
1517 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
1518 * testsuite/Makefile.am (start_lib_test): New test case.
1519 * testsuite/Makefile.in: Regenerate.
1520 * testsuite/start_lib_test_main.c: New file.
1521 * testsuite/start_lib_test_1.c: New file.
1522 * testsuite/start_lib_test_2.c: New file.
1523 * testsuite/start_lib_test_3.c: New file.
1524
dd0b1884
ILT		 15252010-08-19 Ian Lance Taylor <iant@google.com>
1526
1527 * Makefile.in: Rebuild with automake 1.11.1.
1528 * aclocal.m4: Likewise.
1529 * testsuite/Makefile.in: Likewise.
1530
7223e9ca
ILT		 15312010-08-19 Ian Lance Taylor <iant@google.com>
1532
1533 PR 10893
1534 * i386.cc (class Output_data_plt_i386): Update declarations.
1535 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
1536 local_ifuncs_ fields.
1537 (Target_i386::do_plt_section_for_global): New function.
1538 (Target_i386::do_plt_section_for_local): New function.
1539 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
1540 parameter; change all callers. Initialize global_ifuncs_ and
1541 local_ifuncs_. If doing a static link define __rel_iplt_start and
1542 __rel_iplt_end.
1543 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
1544 (Output_data_plt_i386::add_local_ifunc_entry): New function.
1545 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
1546 symbols.
1547 (Target_i386::make_plt_section): New function, broken out of
1548 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
1549 (Target_i386::make_plt_entry): Call make_plt_section.
1550 (Target_i386::make_local_ifunc_plt_entry): New function.
1551 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
1552 (Target_i386::Scan::local): Handle IFUNC symbols. Add
1553 R_386_IRELATIVE to switch.
1554 (Target_i386::Scan::global): Likewise.
1555 (Target_i386::Relocate::relocate): Likewise.
1556 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
1557 switch.
1558 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
1559 (Target_x86_64::do_plt_section_for_global): New function.
1560 (Target_x86_64::do_plt_section_for_local): New function.
1561 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
1562 parameter; change all callers. If doing a static link define
1563 __rela_iplt_start and __rela_iplt_end.
1564 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
1565 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
1566 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
1567 to point to .plt.
1568 (Target_x86_64::make_local_ifunc_plt_entry): New function.
1569 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
1570 switch.
1571 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
1572 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
1573 R_X86_64_IRELATIVE to switch.
1574 (Target_x86_64::Scan::global): Likewise.
1575 (Target_x86_64::Relocate::relocate): Likewise.
1576 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
1577 switch.
1578 * target.h (class Target): Add plt_section_for_global and
1579 plt_section_for_local functions. Add do_plt_section_for_global
1580 and do_plt_section_for_local virtual functions.
1581 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
1582 clarifying comments.
1583 (Symbol::use_plt_offset): Handle IFUNC symbol.
1584 * object.cc (Sized_relobj::Sized_relobj): Initialize
1585 local_plt_offsets_.
1586 (Sized_relobj::local_has_plt_offset): New function.
1587 (Sized_relobj::local_plt_offset): New function.
1588 (Sized_relobj::set_local_plt_offset): New function.
1589 (Sized_relobj::do_count): Handle IFUNC symbol.
1590 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
1591 a bit away from input_shndx_ field. Add set_is_func_symbol and
1592 is_ifunc_symbol functions.
1593 (class Sized_relobj): Update declarations. Remove Tls_got_entry
1594 and Local_tls_got_offsets. Define Local_plt_offsets. Add
1595 local_plt_offsets_ field.
1596 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
1597 * output.h (class Output_section_data): Add non-const
1598 output_section function.
1599 (class Output_data_got): Update declarations.
1600 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
1601 Add use_plt_offset parameter to global and local constructors.
1602 Change all callers. Change local_sym_index_ field to 31 bits.
1603 Change GSYM_CODE and CONSTANT_CODE accordingly.
1604 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
1605 doing a static link don't set sh_link field.
1606 (Output_data_got::Got_entry::write): Use PLT offset if
1607 appropriate.
1608 (Output_data_got::add_global_plt): New function.
1609 (Output_data_got::add_local_plt): New function.
1610 * target-reloc.h (relocate_section): Handle IFUNC symbol.
1611 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
1612 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
1613 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
1614 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
1615 IFUNC conditional.
1616 * testsuite/ifunc-sel.h: New file.
1617 * testsuite/ifuncmain1.c: New file.
1618 * testsuite/ifuncmain1vis.c: New file.
1619 * testsuite/ifuncmod1.c: New file.
1620 * testsuite/ifuncdep2.c: New file.
1621 * testsuite/ifuncmain2.c: New file.
1622 * testsuite/ifuncmain3.c: New file.
1623 * testsuite/ifuncmod3.c: New file.
1624 * testsuite/ifuncmain4.c: New file.
1625 * testsuite/ifuncmain5.c: New file.
1626 * testsuite/ifuncmod5.c: New file.
1627 * testsuite/ifuncmain6pie.c: New file.
1628 * testsuite/ifuncmod6.c: New file.
1629 * testsuite/ifuncmain7.c: New file.
1630 * configure, testsuite/Makefile.in: Rebuild.
1631
56f75c03
ILT		 16322010-08-18 Ian Lance Taylor <iant@google.com>
1633
1634 * incremental.cc
1635 (Output_section_incremental_inputs::write_input_files): Add cast
1636 to avoid signed/unsigned comparison warning.
1637 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1638
55455f89
CC		 16392010-08-12 Cary Coutant <ccoutant@google.com>
1640
1641 * common.cc (Sort_commons::operator()): Remove unnecessary code.
1642
e2054bcb
ILT		 16432010-08-13 Ian Lance Taylor <iant@google.com>
1644
1645 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
1646
74f67560
DK		 16472010-08-12 Cary Coutant <ccoutant@google.com>
1648 Doug Kwan <dougkwan@google.com>
1649
1650 * resolve.cc (Symbol_table::should_override): When a weak dynamic
1651 defintion overrides non-weak undef, remember that the original undef
1652 is not weak.
1653 * symtab.cc (Symbol_table::sized_write_global): For undef without
1654 an original weak binding, set binding to global in output.
1655 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
1656 * testsuite/Makefile.in: Regenerate.
1657 * testsuite/strong_ref_weak_def.sh: New file.
1658 * testsuite/strong_ref_weak_def_1.c: Ditto.
1659 * testsuite/strong_ref_weak_def_2.c: Ditto.
1660
d1238d12
CC		 16612010-08-12 Cary Coutant <ccoutant@google.com>
1662
1663 * testsuite/incremental_test.sh: Rewrite.
1664 * testsuite/incremental_test_1.c: Rewrite.
1665 * testsuite/incremental_test_2.c: Rewrite.
1666
0e70b911
CC		 16672010-08-12 Cary Coutant <ccoutant@google.com>
1668
1669 * arm.cc (Target_arm::got_size): Add const.
1670 (Target_arm::got_entry_count): New function.
1671 (Target_arm::plt_entry_count): New function.
1672 (Target_arm::first_plt_entry_offset): New function.
1673 (Target_arm::plt_entry_size): New function.
1674 (Output_data_plt_arm::entry_count): New function.
1675 (Output_data_plt_arm::first_plt_entry_offset): New function.
1676 (Output_data_plt_arm::get_plt_entry_size): New function.
1677 * i386.cc (Target_i386::got_size): Add const.
1678 (Target_i386::got_entry_count): New function.
1679 (Target_i386::plt_entry_count): New function.
1680 (Target_i386::first_plt_entry_offset): New function.
1681 (Target_i386::plt_entry_size): New function.
1682 (Output_data_plt_i386::entry_count): New function.
1683 (Output_data_plt_i386::first_plt_entry_offset): New function.
1684 (Output_data_plt_i386::get_plt_entry_size): New function.
1685 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
1686 find_incremental_inputs_sections. Dump incremental_got_plt section.
1687 * incremental.cc: Include target.h.
1688 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
1689 parameter. Adjust all callers. Find incremental_got_plt section.
1690 (Incremental_inputs::create_data_sections): Create incremental_got_plt
1691 section.
1692 (Output_section_incremental_inputs::set_final_data_size): Calculate
1693 size of incremental_got_plt section.
1694 (Output_section_incremental_inputs::do_write): Write the
1695 incremental_got_plt section.
1696 (Got_plt_view_info): New struct.
1697 (Local_got_offset_visitor): New class.
1698 (Global_got_offset_visitor): New class.
1699 (Global_symbol_visitor_got_plt): New class.
1700 (Output_section_incremental_inputs::write_got_plt): New function.
1701 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
1702 Add parameter. Adjust all callers.
1703 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1704 (Incremental_inputs::got_plt_section): New function.
1705 (Incremental_inputs::got_plt_section_): New data member.
1706 (Incremental_got_plt_reader): New class.
1707 * layout.cc (Layout::create_incremental_info_sections): Add the
1708 incremental_got_plt section.
1709 * object.h (Got_offset_list::get_list): New function.
1710 (Got offset_list::for_all_got_offsets): New function.
1711 (Sized_relobj::local_got_offset_list): New function.
1712 * powerpc.cc (Target_powerpc::got_size): Add const.
1713 (Target_powerpc::got_entry_count): New function.
1714 (Target_powerpc::plt_entry_count): New function.
1715 (Target_powerpc::first_plt_entry_offset): New function.
1716 (Target_powerpc::plt_entry_size): New function.
1717 (Output_data_plt_powerpc::entry_count): New function.
1718 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
1719 (Output_data_plt_powerpc::get_plt_entry_size): New function.
1720 * sparc.cc (Target_sparc::got_size): Add const.
1721 (Target_sparc::got_entry_count): New function.
1722 (Target_sparc::plt_entry_count): New function.
1723 (Target_sparc::first_plt_entry_offset): New function.
1724 (Target_sparc::plt_entry_size): New function.
1725 (Output_data_plt_sparc::entry_count): New function.
1726 (Output_data_plt_sparc::first_plt_entry_offset): New function.
1727 (Output_data_plt_sparc::get_plt_entry_size): New function.
1728 * symtab.h (Symbol::got_offset_list): New function.
1729 (Symbol_table::for_all_symbols): New function.
1730 * target.h (Sized_target::got_entry_count): New function.
1731 (Sized_target::plt_entry_count): New function.
1732 (Sized_target::plt_entry_size): New function.
1733 * x86_64.cc (Target_x86_64::got_size): Add const.
1734 (Target_x86_64::got_entry_count): New function.
1735 (Target_x86_64::plt_entry_count): New function.
1736 (Target_x86_64::first_plt_entry_offset): New function.
1737 (Target_x86_64::plt_entry_size): New function.
1738 (Output_data_plt_x86_64::entry_count): New function.
1739 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
1740 (Output_data_plt_x86_64::get_plt_entry_size): New function.
1741
09ec0418
CC		 17422010-08-12 Cary Coutant <ccoutant@google.com>
1743
1744 * archive.cc: Include incremental.h.
1745 (Archive::Archive): Initialize incremental_info_.
1746 (Archive::include_member): Record archive members in incremental info.
1747 (Add_archive_symbols::run): Record begin and end of an archive in
1748 incremental info.
1749 (Lib_group::include_member): Record objects in incremental info.
1750 * archive.h (Incremental_archive_entry): Forward declaration.
1751 (Archive::set_incremental_info): New member function.
1752 (Archive::incremental_info): New member function.
1753 (Archive::Unused_symbol_iterator): New class.
1754 (Archive::unused_symbols_begin): New member function.
1755 (Archive::unused_symbols_end): New member function.
1756 (Archive::incremental_info_): New data member.
1757 * incremental-dump.cc (find_input_containing_global): New function.
1758 (dump_incremental_inputs): Dump new incremental info sections.
1759 * incremental.cc: Include symtab.h.
1760 (Output_section_incremental_inputs): New class.
1761 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
1762 new incremental info sections.
1763 (Sized_incremental_binary::do_check_inputs): Likewise.
1764 (Incremental_inputs::report_archive): Remove.
1765 (Incremental_inputs::report_archive_begin): New function.
1766 (Incremental_inputs::report_archive_end): New function.
1767 (Incremental_inputs::report_object): New function.
1768 (Incremental_inputs::finalize_inputs): Remove.
1769 (Incremental_inputs::report_input_section): New function.
1770 (Incremental_inputs::report_script): Rewrite.
1771 (Incremental_inputs::finalize): Do nothing but finalize string table.
1772 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1773 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1774 (Incremental_inputs::create_data_sections): New function.
1775 (Incremental_inputs::relocs_entsize): New function.
1776 (Output_section_incremental_inputs::set_final_data_size): New function.
1777 (Output_section_incremental_inputs::do_write): New function.
1778 (Output_section_incremental_inputs::write_header): New function.
1779 (Output_section_incremental_inputs::write_input_files): New function.
1780 (Output_section_incremental_inputs::write_info_blocks): New function.
1781 (Output_section_incremental_inputs::write_symtab): New function.
1782 * incremental.h (Incremental_script_entry): Forward declaration.
1783 (Incremental_object_entry): Forward declaration.
1784 (Incremental_archive_entry): Forward declaration.
1785 (Incremental_inputs): Forward declaration.
1786 (Incremental_inputs_header_data): Remove.
1787 (Incremental_inputs_header): Remove.
1788 (Incremental_inputs_header_write): Remove.
1789 (Incremental_inputs_entry_data): Remove.
1790 (Incremental_inputs_entry): Remove.
1791 (Incremental_inputs_entry_write): Remove.
1792 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
1793 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
1794 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
1795 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
1796 Likewise.
1797 (Incremental_input_entry): New class.
1798 (Incremental_script_entry): New class.
1799 (Incremental_object_entry): New class.
1800 (Incremental_archive_entry): New class.
1801 (Incremental_inputs::Incremental_inputs): Initialize new data members.
1802 (Incremental_inputs::report_inputs): Remove.
1803 (Incremental_inputs::report_archive): Remove.
1804 (Incremental_inputs::report_archive_begin): New function.
1805 (Incremental_inputs::report_archive_end): New function.
1806 (Incremental_inputs::report_object): Change prototype.
1807 (Incremental_inputs::report_input_section): New function.
1808 (Incremental_inputs::report_script): Change prototype.
1809 (Incremental_inputs::get_reloc_count): New function.
1810 (Incremental_inputs::set_reloc_count): New function.
1811 (Incremental_inputs::create_data_sections): New function.
1812 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
1813 (Incremental_inputs::inputs_section): New function.
1814 (Incremental_inputs::symtab_section): New function.
1815 (Incremental_inputs::relocs_section): New function.
1816 (Incremental_inputs::get_stringpool): Add const.
1817 (Incremental_inputs::command_line): Add const.
1818 (Incremental_inputs::inputs): Remove.
1819 (Incremental_inputs::command_line_key): New function.
1820 (Incremental_inputs::input_file_count): New function.
1821 (Incremental_inputs::input_files): New function.
1822 (Incremental_inputs::relocs_entsize): New function.
1823 (Incremental_inputs::sized_create_inputs_section_data): Remove.
1824 (Incremental_inputs::finalize_inputs): Remove.
1825 (Incremental_inputs::Input_info): Remove.
1826 (Incremental_inputs::lock_): Remove.
1827 (Incremental_inputs::inputs_): Change type.
1828 (Incremental_inputs::inputs_map_): Remove.
1829 (Incremental_inputs::current_object_entry_): New data member.
1830 (Incremental_inputs::inputs_section_): New data member.
1831 (Incremental_inputs::symtab_section_): New data member.
1832 (Incremental_inputs::relocs_section_): New data member.
1833 (Incremental_inputs::reloc_count_): New data member.
1834 (Incremental_inputs_reader): New class.
1835 (Incremental_symtab_reader): New class.
1836 (Incremental_relocs_reader): New class.
1837 * layout.cc (Layout::finalize): Move finalization of incremental info
1838 and creation of incremental info sections to follow finalization of
1839 symbol table. Set offsets for postprocessing sections.
1840 (Layout::create_incremental_info_sections): Call
1841 Incremental_inputs::create_data_sections. Add incremental symtab
1842 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
1843 sections to layout after input sections.
1844 * layout.h (struct Timespec): Forward declaration.
1845 (Layout::incremental_inputs): Add const.
1846 (Layout::create_incremental_info_sections): Add parameter.
1847 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
1848 * object.cc: Include incremental.h.
1849 (Relobj::finalize_incremental_relocs): New function.
1850 (Sized_relobj::do_layout): Record input sections in incremental info.
1851 * object.h (Object::output_section): New function.
1852 (Object::output_section_offset): Moved from Relobj.
1853 (Object::get_incremental_reloc_base): New function.
1854 (Object::get_incremental_reloc_count): New function.
1855 (Object::do_output_section): New function.
1856 (Object::do_output_section_offset): Moved from Relobj.
1857 (Object::do_get_incremental_reloc_base): New function.
1858 (Object::do_get_incremental_reloc_count): New function.
1859 (Object::Object): Initialize new data members.
1860 (Relobj::output_section): Renamed do_output_section and moved to
1861 protected.
1862 (Relobj::output_section_offset): Moved to Object.
1863 (Relobj::do_get_incremental_reloc_base): New function.
1864 (Relobj::do_get_incremental_reloc_count): New function.
1865 (Relobj::allocate_incremental_reloc_counts): New function.
1866 (Relobj::count_incremental_reloc): New function.
1867 (Relobj::finalize_incremental_relocs): New function.
1868 (Relobj::next_incremental_reloc_index): New function.
1869 (Relobj::reloc_counts_): New data member.
1870 (Relobj::reloc_bases_): New data member.
1871 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1872 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1873 (Sized_relobj::incremental_relocs_scan): New function.
1874 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1875 (Sized_relobj::incremental_relocs_write): New function.
1876 (Sized_relobj::incremental_relocs_write_reltype): New function.
1877 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1878 incremental link.
1879 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1880 archives and object files elsewhere.
1881 (Add_symbols::run): Report object files here.
1882 (Finish_group::run): Report end of archive at end of group.
1883 * reloc.cc: Include layout.h, incremental.h.
1884 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1885 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1886 (Sized_relobj::incremental_relocs_scan): New function.
1887 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1888 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1889 (Sized_relobj::incremental_relocs_write): New function.
1890 (Sized_relobj::incremental_relocs_write_reltype): New function.
1891 * script.cc (read_input_script): Rewrite test for incremental link.
1892 Change call to Incremental_inputs::report_script.
1893 * symtab.h (Symbol_table::first_global_index): New function.
1894 (Symbol_table::output_count): New function.
1895
ce0d1972
DK		 18962010-08-12 Doug Kwan <dougkwan@google.com>
1897
1898 * arm.cc (Target_arm::merge_object_attributes): Check command line
1899 options --no-wchar-size-warning and --no-enum-size-warning.
1900 * options.h (General_options): Add ld-compatible options
1901 --no-enum-size-warning and --no-wchar-size-warning.
1902
6e5710ce
ILT		 19032010-08-04 Ian Lance Taylor <iant@google.com>
1904
1905 * x86_64.cc (Target_x86_64::Scan::local): Use
1906 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1907 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1908 (Target_x86_64::Scan::global): Likewise.
1909 (Target_x86_64::Relocate::relocate): Likewise.
1910 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1911 Likewise.
1912
fef830db
CC		 19132010-08-03 Cary Coutant <ccoutant@google.com>
1914
1915 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1916 to reserve space in merged_strings vector. Keep total input size
1917 for stats.
1918 (Output_merge_string::do_print_merge_stats): Print total input size.
1919 * merge.h (Output_merge_string): Add input_size_ field.
1920 * stringpool.cc (Stringpool_template::string_length): Move
1921 implementations out of Stringpool_template class and place in
1922 stringpool.h.
1923 * stringpool.h (string_length): Move out of Stringpool_template.
1924
1e3811b0
ILT		 19252010-08-03 Ian Lance Taylor <iant@google.com>
1926
1927 PR 11712
1928 * layout.cc (relaxation_loop_body): If address of load segment is
1929 set, adjust address to include headers if possible.
1930
7af0c620
ILT		 19312010-08-03 Ian Lance Taylor <iant@google.com>
1932
1933 * version.cc (version_string): Bump to 1.10.
1934
22f0da72
ILT		 19352010-08-03 Ian Lance Taylor <iant@google.com>
1936
1937 PR 11805
1938 * layout.h (enum Output_section_order): Define.
1939 (class Layout): Update declarations.
1940 * layout.cc (Layout::get_output_section): Add order parameter.
1941 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1942 is_first_non_relro parameters. Change all callers.
1943 (Layout::choose_output_section): Likewise.
1944 (Layout::add_output_section_data): Likewise.
1945 (Layout::make_output_section): Likewise. Set order.
1946 (Layout::default_section_order): New function.
1947 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1948 * output.cc (Output_section::Output_section): Initialize order_.
1949 Don't initialize deleted fields.
1950 (Output_segment::Output_segment): Don't initialize deleted
1951 fields.
1952 (Output_segment::add_output_section_to_load): New function
1953 replacing add_output_section. Change all callers to call this or
1954 add_output_section_to_nonload.
1955 (Output_segment::add_output_section_to_nonload): New function.
1956 (Output_segment::remove_output_section): Rewrite.
1957 (Output_segment::add_initial_output_data): Likewise.
1958 (Output_segment::has_any_data_sections): Likewise.
1959 (Output_segment::is_first_section_relro): Likewise.
1960 (Output_segment::maximum_alignment): Likewise.
1961 (Output_segment::has_dynamic_reloc): New function replacing
1962 dynamic_reloc_count. Change all callers.
1963 (Output_segment::has_dynamic_reloc_list): New function replacing
1964 dynamic_reloc_count_list. Change all callers.
1965 (Output_segment::set_section_addresses): Rewrite.
1966 (Output_segment::set_offset): Rewrite.
1967 (Output_segment::find_first_and_last_list): Remove.
1968 (Output_segment::set_tls_offsets): Rewrite.
1969 (Output_segment::first_section_load_address): Likewise.
1970 (Output_segment::output_section_count): Likewise.
1971 (Output_segment::section_with_lowest_load_address): Likewise.
1972 (Output_segment::write_section_headers): Likewise.
1973 (Output_segment::print_sections_to_map): Likewise.
1974 * output.h (class Output_data): Remove dynamic_reloc_count_
1975 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1976 (Output_data::add_dynamic_reloc): Rewrite.
1977 (Output_data::has_dynamic_reloc): New function.
1978 (Output_data::dynamic_reloc_count): Remove.
1979 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1980 is_last_relro_, is_first_non_relro_, is_interp_,
1981 is_dynamic_linker_section_ fields. Add order and set_order
1982 functions. Remove is_relro_local, set_is_relro_local,
1983 is_last_relro, set_is_last_relro, is_first_non_relro,
1984 set_is_first_non_relro functions, is_interp, set_is_interp,
1985 is_dynamic_linker_section, and set_is_dynamic_linker_section
1986 functions.
1987 (class Output_segment): Change Output_data_list from std::list to
1988 std:;vector. Add output_lists_ field. Remove output_data_ and
1989 output_bss_ fields. Update declarations.
1990
3ff2ccb0
ILT		 19912010-08-02 Ian Lance Taylor <iant@google.com>
1992
1993 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1994 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1995 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1996
88a4108b
ILT		 19972010-08-02 Ian Lance Taylor <iant@google.com>
1998
1999 PR 11855
2000 * script.cc (Script_options::Script_options): Initialize
2001 symbol_definitions_ and symbol_references_.
2002 (Script_options::add_symbol_assignment): Update
2003 symbol_definitions_ and symbol_references_.
2004 (Script_options::add_symbol_reference): New function.
2005 (script_symbol): New function.
2006 * script.h (class Script_options): Add symbol_definitions_ and
2007 symbol_references_ fields.
2008 (Script_options::referenced_const_iterator): New type.
2009 (Script_options::referenced_begin): New function.
2010 (Script_options::referenced_end): New function.
2011 (Script_options::is_referenced): New function.
2012 (Script_options::any_unreferenced): New function.
2013 * script-c.h (script_symbol): Declare.
2014 * yyscript.y (exp): Call script_symbol.
2015 * symtab.cc: Include "script.h".
2016 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
2017 Change all callers. Check symbols referenced by scripts.
2018 (Symbol_table::add_undefined_symbols_from_command_line): Add
2019 layout parameter. Change all callers.
2020 (Symbol_table::do_add_undefined_symbols_from_command_line):
2021 Likewise. Break out loop body. Check symbols referenced by
2022 scripts.
2023 (Symbol_table::add_undefined_symbol_from_command_line): New
2024 function broken out of
2025 do_add_undefined_symbols_from_command_line.
2026 * symtab.h (class Symbol_table): Update declarations.
2027 * archive.cc: Include "layout.h".
2028 (Archive::should_include_member): Add layout parameter. Change
2029 all callers. Check for symbol mentioned in expression.
2030 * archive.h (class Archive): Update declaration.
2031 * object.cc (Sized_relobj::do_should_include_member): Add layout
2032 parameter.
2033 * object.h (Object::should_include_member): Add layout parameter.
2034 Change all callers.
2035 (Object::do_should_include_member): Add layout parameter.
2036 (class Sized_relobj): Update declaration.
2037 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
2038 parameter.
2039 * dynobj.h (class Sized_dynobj): Update declaration.
2040 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
2041 layout parameter.
2042 * plugin.h (class Sized_pluginobj): Update declaration.
2043
5f1ab67a
ILT		 20442010-08-02 Ian Lance Taylor <iant@google.com>
2045
2046 PR 11866
2047 * output.cc (Output_segment::set_offset): Search for the first and
2048 last sections rather than assuming that the list is in order.
2049 (Output_segment::find_first_and_last_list): New function.
2050 * output.h (class Output_segment): Update declarations.
2051 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
2052 (relro_strip_test_SOURCES): New variable.
2053 (relro_strip_test_DEPENDENCIES): New variable.
2054 (relro_strip_test_LDFLAGS): New variable.
2055 (relro_strip_test_LDADD): New variable.
2056 (relro_strip_test.so): New target.
2057
a8df5856
ILT		 20582010-08-02 Ian Lance Taylor <iant@google.com>
2059
2060 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
2061 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
2062 (Target_i386::got_tlsdesc_section): New function.
2063 (Target_i386::got_section): Create space for GOT entries for
2064 TLSDESC relocations.
2065 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
2066 R_386_TLS_GOTDESC.
2067 (Target_i386::Scan::global): Likewise.
2068 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
2069 using TLSDESC GOT.
2070 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
2071 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
2072 (Target_x86_64::got_tlsdesc_section): New function.
2073 (Target_x86_64::got_section): Create space for GOT entries for
2074 TLSDESC relocations.
2075 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
2076 R_386_TLS_GOTDESC.
2077 (Target_x86_64::Scan::global): Likewise.
2078 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
2079 using TLSDESC GOT.
2080
0c10a0a6
ILT		 20812010-08-02 Ian Lance Taylor <iant@google.com>
2082
2083 * testsuite/final_layout.sh: Use dc to convert from hex to
2084 decimal.
2085
41cbeecc
ST		 20862010-07-29 Sriraman Tallam <tmsriram@google.com>
2087
2088 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
2089 paramter to the call to gold::gc_process_relocs.
2090 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
2091 paramter to the call to gold::gc_process_relocs.
2092 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
2093 parameter to the call to gold::gc_process_relocs.
2094 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
2095 template parameter to the call to gold::gc_process_relocs.
2096 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
2097 paramter to the call to gold::gc_process_relocs.
2098 * gc.h (get_embedded_addend_size): New function.
2099 (gc_process_relocs): Save the size of the reloc for use by ICF.
2100 * icf.cc (get_section_contents): Get the addend from the text section
2101 for SHT_REL relocation sections.
2102 * icf.h (Icf::Reloc_addend_size_info): New typedef.
2103 (Icf::Reloc_info): Add new member reloc_addend_size_info.
2104 * int_encoding.h (read_from_pointer): New overloaded function.
2105 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
2106 * testsuite/icf_sht_rel_addend_test.sh: New file.
2107 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
2108 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
2109
6ea55b82
RW		 21102010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2111
2112 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
2113 * Makefile.in: Regenerate.
2114 * testsuite/Makefile.in: Regenerate.
2115
9691462b
ILT		 21162010-07-27 Jeffrey Yasskin <jyasskin@google.com>
2117
2118 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
2119 * gold/testsuite/debug_msg.cc: Likewise.
2120 * gold/testsuite/odr_violation1.cc
2121 * gold/testsuite/odr_violation2.cc
2122
76897331
CC		 21232010-07-21 Cary Coutant <ccoutant@google.com>
2124
2125 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
2126 string, and length fields.
2127 (Output_merge_string::Merged_strings_list): New type.
2128 (Output_merge_string::Merged_strings_lists): New typedef.
2129 (Output_merge_string): Replace merged_strings_ with
2130 merged_strings_lists_.
2131 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
2132 Merged_strings_list per input object and section. Don't store pointer
2133 to the string. Don't store length with each merged string entry.
2134 (Output_merge_string::finalize_merged_data): Loop over list of merged
2135 strings lists. Recompute length of each merged string.
2136
78384e8f
CC		 21372010-07-15 Cary Coutant <ccoutant@google.com>
2138
2139 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
2140 here.
2141
783659f9
ILT		 21422010-07-14 Ian Lance Taylor <iant@google.com>
2143
2144 * descriptors.cc (Descriptors::open): Report correct name in error
2145 message.
2146
131687b4
DK		 21472010-07-13 Doug Kwan <dougkwan@google.com>
2148
2149 * arm.cc (Arm_input_section::Arm_input_section): For a
2150 SHT_ARM_EXIDX section, always keeps the input sections.
2151 (Arm_input_section::set_exidx_section_link): New method.
2152 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
2153 has_errors_ to false.
2154 (Arm_exidx_input_section::has_errors,
2155 Arm_exidx_input_section::set_has_errors): New methods.
2156 (Arm_exidx_input_section::has_errors_): New data member.
2157 (Arm_relobj::get_exidx_shndx_list): New method.
2158 (Arm_output_section::append_text_sections_to_list): Do not skip
2159 section without SHF_EXECINSTR.
2160 (Arm_output_section::fix_exidx_coverage): Skip input sections with
2161 errors.
2162 (Arm_relobj::make_exidx_input_section): Add new parameter for text
2163 section header. Make error messages more verbose. Check for
2164 a non-executable section linked to an EXIDX section.
2165 (Arm_relobj::do_read_symbols): Remove error checking, which has been
2166 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
2167 check that there is no deferred EXIDX section if we exit early.
2168 Instead of not making an EXIDX section in case of an error, make one
2169 and set the has_errors flag of it.
2170 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
2171 in a relocatable link.
2172 (Target_arm::do_relax): Look for the EXIDX output section instead of
2173 assuming that it is called .ARM.exidx.
2174 (Target_arm::fix_exidx_coverage): Add a new parameter for input
2175 section list. Do not check for SHF_EXECINSTR section flags but
2176 skip any input section with errors.
2177 * output.cc (Output_section::Output_section): Initialize
2178 always_keeps_input_sections_ to false.
2179 (Output_section::add_input_section): Check for
2180 always_keeps_input_sections_.
2181 * output.h (Output_section::always_keeps_input_sections,
2182 Output_section::set_always_keeps_input_sections): New methods.
2183 (Output_section::always_keeps_input_sections): New data member.
2184
69517287
RÁE		 21852010-07-13 Rafael Espindola <espindola@google.com>
2186
2187 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
2188 * fileread.h (Input_file): Add try_extra_search_path and find_file.
2189
82742395
ILT		 21902010-07-13 Philip Herron <herron.philip@googlemail.com>
2191 Ian Lance Taylor <iant@google.com>
2192
2193 * output.h (Output_section_lookup_maps::add_merge_section):
2194 Correct check of whether value was inserted.
2195 (Output_section_lookup_maps::add_merge_input_section): Likewise.
2196 (Output_section_lookup_maps::add_relaxed_input_section):
2197 Likewise.
2198 * arm.cc (Target_arm::got_section): Remove used local os.
2199 * i386.cc (Target_i386::got_section): Likewise.
2200 * x86_64.cc (Target_x86_64::got_section): Likewise.
2201 * sparc.cc (Target_sparc::got_section): Likewise.
2202 (Target_sparc::relocate): Remove unused local have_got_offset.
2203 * powerpc.cc (Target_powerpc::relocate): Likewise.
2204
f2d707b5
ILT		 22052010-07-13 Ian Lance Taylor <iant@google.com>
2206
241531d6
ILT		 2207 * compressed_output.cc (zlib_decompress): Fix signature in
2208 !HAVE_ZLIB_H case.
2209
f2d707b5
ILT		 2210 * archive.cc (Archive::include_member): Unlock an external member
2211 of a thin archive. Don't bother to delete an object we know is
2212 NULL.
2213
a2e47362
CC		 22142010-07-12 Cary Coutant <ccoutant@google.com>
2215
2216 * compressed_output.cc (zlib_decompress): New function.
2217 (get_uncompressed_size): New function.
2218 (decompress_input_section): New function.
2219 * compressed_output.h (get_uncompressed_size): New function.
2220 (decompress_input_section): New function.
2221 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
2222 Handle compressed debug sections.
2223 * layout.cc (is_compressed_debug_section): New function.
2224 (Layout::output_section_name): Map compressed section names to
2225 canonical names.
2226 * layout.h (is_compressed_debug_section): New function.
2227 (is_debug_info_section): Recognize compressed debug sections.
2228 * merge.cc: Include compressed_output.h.
2229 (Output_merge_data::do_add_input_section): Handle compressed
2230 debug sections.
2231 (Output_merge_string::do_add_input_section): Handle compressed
2232 debug sections.
2233 * object.cc: Include compressed_output.h.
2234 (Sized_relobj::Sized_relobj): Initialize new data members.
2235 (build_compressed_section_map): New function.
2236 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
2237 * object.h (Object::section_is_compressed): New method.
2238 (Object::do_section_is_compressed): New method.
2239 (Sized_relobj::Compressed_section_map): New type.
2240 (Sized_relobj::do_section_is_compressed): New method.
2241 (Sized_relobj::compressed_sections_): New data member.
2242 * output.cc (Output_section::add_input_section): Handle compressed
2243 debug sections.
2244 * reloc.cc: Include compressed_output.h.
2245 (Sized_relobj::write_sections): Handle compressed debug sections.
2246
ce279a62
CC		 22472010-07-08 Cary Coutant <ccoutant@google.com>
2248
2249 * resolve.cc (Symbol_table::resolve): Remember whether undef was
2250 weak when resolving to a dynamic def.
2251 (Symbol_table::should_override): Add adjust_dyndef flag; set it
2252 for weak undef/dynamic def cases. Adjust callers.
2253 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
2254 undef_binding_weak_.
2255 (Symbol_table::sized_write_globals): Adjust symbol binding.
2256 (Symbol_table::sized_write_symbol): Add binding parameter.
2257 * symtab.h (Symbol::set_undef_binding): New method.
2258 (Symbol::is_undef_binding_weak): New method.
2259 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
2260 (Symbol_table::should_override): Add new parameter.
2261 (Symbol_table::sized_write_symbol): Add new parameter.
2262
2263 * testsuite/weak_undef_file1.cc: Add new test case.
2264 * testsuite/weak_undef_file2.cc: Fix header comment.
2265 * testsuite/weak_undef_test.cc: Add new test case.
2266
b2286c10
DK		 22672010-06-29 Doug Kwan <dougkwan@google.com>
2268
2269 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
2270 Initialize USE_SYMBOL_.
2271 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
2272 definition.
2273 (Arm_reloc_property::uses_symbol_): New data member declaration.
2274 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
2275 uses symbol value and symbol is undefined but not weakly undefined.
2276
4802450a
RÁE		 22772010-06-28 Rafael Espindola <espindola@google.com>
2278
2279 * plugin.cc (Plugin::load): Use dlerror.
2280
e5ca47ba
ILT		 22812010-06-26 Jeffrey Yaskin <jyasskin@google.com>
2282
2283 * symtab.cc (detect_odr_violations): When reporting an ODR
2284 violation, report an object where the symbol is defined.
2285
8a75a161
DK		 22862010-06-25 Doug Kwan <dougkwan@google.com>
2287
2288 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
2289 (Target_arm::section_may_have_icf_unsafe_pointers): New method
2290 definition.
2291 (Target_arm::Scan::local_reloc_may_be_function_pointer,
2292 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
2293 target hook to detect function points.
2294 (Target_arm::Scan::possible_function_pointer_reloc): New method.
2295 * icf.h (Icf::check_section_for_function_pointers): Change type of
2296 parameter SECTION_NAME to const reference to std::string. Use
2297 target hook to determine if section may have unsafe pointers.
2298 * target.h (Target::section_may_have_icf_unsafe_pointers): New
2299 method definition.
2300
42218b9f
RÁE		 23012010-06-21 Rafael Espindola <espindola@google.com>
2302
2303 * fileread.cc (Input_file::find_fie): New
2304 (Input_file::open): Use Input_file::find_fie.
2305 * fileread.h (Input_file::find_fie): New
2306 * plugin.cc (set_extra_library_path): New.
2307 (Plugin::load): Add set_extra_library_path to the transfer vector.
2308 (Plugin_manager::set_extra_library_path): New.
2309 (Plugin_manager::add_input_file): Use the extra search path if set.
2310 (set_extra_library_path(): New.
2311 * plugin.h (Plugin_manager): Add set_extra_library_path and
2312 extra_search_path_.
2313
a0506cca
CC		 23142010-06-19 Cary Coutant <ccoutant@google.com>
2315
2316 * layout.cc (gdb_sections): Add .debug_types.
2317 (lines_only_debug_sections): Likewise.
2318
6508b958
RÁE		 23192010-06-18 Rafael Espindola <espindola@google.com>
2320
2321 * plugin.cc (add_input_file,add_input_library)
2322 (Plugin_manager::add_input_file): Make filename arguments const.
2323 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
2324 const.
2325
3e235302
DK		 23262010-06-16 Doug Kwan <dougkwan@google.com>
2327
2328 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
2329 .ARM.attributes section if we have not merged any input
2330 attributes sections.
2331
106e8a6c
DK		 23322010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2333
2334 * arm.cc: Allow combining objects with no EABI version
2335 information.
2336
91ff43fe
RÁE		 23372010-06-15 Rafael Espindola <espindola@google.com>
2338
2339 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
2340
68ed838c
ILT		 23412010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2342
2343 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
2344 (struct iovec): Correct !HAVE_READV definition.
2345
f3a2388f
CC		 23462010-06-10 Cary Coutant <ccoutant@google.com>
2347
2348 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
2349 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
2350 reloc sections.
2351 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
2352
2353 PR 11683
2354 * symtab.h (Symbol::is_placeholder): New member function.
2355 * target-reloc.h (relocate_section): Check for placeholder symbols.
2356
2357 * testsuite/Makefile.am (plugin_test_8): New test.
2358 (plugin_test_9): New test.
2359 * testsuite/Makefile.in: Regenerate.
2360
e1df38aa
NC		 23612010-06-09 Nick Clifton <nickc@redhat.com>
2362
2363 * yyscript.y (input_list_element): Allow strings prefixed with
2364 the '-' character. Treat these as libraries.
2365 * script.cc (script_add_library): New function. Adds a library
2366 specified by "-l<name>" found in an input script.
2367 * script-c.h: Add prototype for script_add_library.
2368
25bbe950
DK		 23692010-06-07 Doug Kwan <dougkwan@google.com>
2370
2371 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
2372 Restrict stub-group size to be within long conditional branch
2373 range when working around cortex-A8 erratum.
2374
0f32ea4c
ILT		 23752010-06-07 Damien Diederen <dd@crosstwine.com>
2376
2377 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
2378 #ifdef typo.
2379
8fe2a369
ST		 23802010-06-03 Sriraman Tallam <tmsriram@google.com>
2381
2382 PR gold/11658
2383 * output.cc
2384 (Output_section::Input_section_sort_entry::compare_section_ordering):
2385 Change to return non-zero correctly.
2386 (Output_section::Input_section_sort_section_order_index_compare
2387 ::operator()): Change to fix ambiguity in comparisons.
2388
6e9ba2ca
ST		 23892010-06-01 Sriraman Tallam <tmsriram@google.com>
2390
2391 * gold.h (is_wildcard_string): New function.
2392 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
2393 (Layout::layout_eh_frame): Ditto.
2394 (Layout::find_section_order_index): New method.
2395 (Layout::read_layout_from_file): New method.
2396 * layout.h (Layout::find_section_order_index): New method.
2397 (Layout::read_layout_from_file): New method.
2398 (Layout::input_section_position_): New private member.
2399 (Layout::input_section_glob_): New private member.
2400 * main.cc (main): Call read_layout_from_file here.
2401 * options.h (--section-ordering-file): New option.
2402 * output.cc (Output_section::input_section_order_specified_): New
2403 member.
2404 (Output_section::Output_section): Initialize new member.
2405 (Output_section::add_input_section): Add new parameter.
2406 Keep input sections when --section-ordering-file is used.
2407 (Output_section::set_final_data_size): Sort input sections when
2408 section ordering file is specified.
2409 (Output_section::Input_section_sort_entry): Add new parameter.
2410 Check sorting type.
2411 (Output_section::Input_section_sort_entry::compare_section_ordering):
2412 New method.
2413 (Output_section::Input_section_sort_compare::operator()): Change to
2414 consider section_order_index.
2415 (Output_section::Input_section_sort_init_fini_compare::operator()):
2416 Change to consider section_order_index.
2417 (Output_section::Input_section_sort_section_order_index_compare
2418 ::operator()): New method.
2419 (Output_section::sort_attached_input_sections): Change to sort
2420 according to section order when specified.
e1df38aa
NC		 2421 (Output_section::add_input_section<32, true>): Add new parameter.
2422 (Output_section::add_input_section<64, true>): Add new parameter.
2423 (Output_section::add_input_section<32, false>): Add new parameter.
2424 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 2425 * output.h (Output_section::add_input_section): Add new parameter.
2426 (Output_section::input_section_order_specified): New
2427 method.
2428 (Output_section::set_input_section_order_specified): New method.
2429 (Input_section::Input_section): Initialize section_order_index_.
2430 (Input_section::section_order_index): New method.
2431 (Input_section::set_section_order_index): New method.
2432 (Input_section::section_order_index_): New member.
2433 (Input_section::Input_section_sort_section_order_index_compare): New
2434 struct.
2435 (Output_section::input_section_order_specified_): New member.
2436 * script-sections.cc (is_wildcard_string): Delete and move modified
2437 method to gold.h.
2438 (Output_section_element_input::Output_section_element_input): Modify
2439 call to is_wildcard_string.
2440 (Output_section_element_input::Input_section_pattern
2441 ::Input_section_pattern): Ditto.
2442 (Output_section_element_input::Output_section_element_input): Ditto.
2443 * testsuite/Makefile.am (final_layout): New test case.
2444 * testsuite/Makefile.in: Regenerate.
2445 * testsuite/final_layout.cc: New file.
2446 * testsuite/final_layout.sh: New file.
2447
3537c84b
RÁE		 24482010-06-01 Rafael Espindola <espindola@google.com>
2449
2450 * plugin.cc (Plugin::load): Pass the output name to the plugin.
2451
105b6afd
RÁE		 24522010-06-01 Rafael Espindola <espindola@google.com>
2453
2454 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
2455 visibility of symbols.
2456
29e11421
DK		 24572010-05-27 Doug Kwan <dougkwan@google.com>
2458
2459 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
2460 from start of output section instead of address for a local symbol
2461 in a merged or relaxed section when doing a relocatable link.
2462
5e0f337e
RÁE		 24632010-05-26 Rafael Espindola <espindola@google.com>
2464
2465 PR 11604
2466 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
2467 adding sections the garbage collector removed.
2468 * gold/testsuite/Makefile.am: Add test.
2469 * gold/testsuite/Makefile.in: Regenerate.
2470 * gold/testsuite/plugin_test_7.sh: New.
2471 * gold/testsuite/plugin_test_7_1.c: New.
2472 * gold/testsuite/plugin_test_7_2.c: New.
2473
f4187277
RÁE		 24742010-05-26 Rafael Espindola <espindola@google.com>
2475
2476 * script-sections.cc (Output_section_definition::set_section_addresses):
2477 Check for --section-start.
2478
5c388529
DK		 24792010-05-26 Doug Kwan <dougkwan@google.com>
2480
2481 * arm.cc (Arm_scan_relocatable_relocs): New class.
2482 (Target_arm::relocate_special_relocatable): New method.
2483 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
2484 (Arm_relocate_functions::thumb_branch_common): Same.
2485 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
2486 instead of Default_scan_relocatable_relocs.
2487 * target-reloc.h (relocate_for_relocatable): Let target handle
2488 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
2489 * target.h (Sized_target::relocate_special_relocatable): New method.
2490
bca1c3ae
ILT		 24912010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2492
2493 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
2494
0439c796
DK		 24952010-05-23 Doug Kwan <dougkwan@google.com>
2496
2497 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
2498 instead of a cast.
2499 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
2500 with a direct branch, not a conditional branch, to a stub.
2501 * merge.cc (Output_merge_base::record_input_section): New method
2502 defintion.
2503 (Output_merge_data::do_add_input_section): Record input section if
2504 keeps-input-sections flag is set.
2505 (Output_merge_string::do_add_input_section): Ditto.
2506 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
2507 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
2508 INPUT_SECTIONS_.
2509 (Output_merge_base::keeps_input_sections,
2510 Output_merge_base::set_keeps_input_sections,
2511 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
2512 method definitions.
2513 (Output_merge_base::Input_sections): New type declaration.
2514 (Output_merge_base::input_sections_begin,
2515 Output_merge_base::input_sections_end,
2516 Output_merge_base::do_set_keeps_input_sections): New method definitions.
2517 (Output_merge_base::bool keeps_input_sections_,
2518 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
2519 Output_merge_base::input_sections_): New data members.
2520 (Output_merge_data::do_set_keeps_input_sections): New method
2521 defintion.
2522 (Output_merge_string::do_set_keeps_input_sections): Ditto.
2523 * output.cc (Output_section::Input_section::relobj): Move method
2524 defintion from class declaration to here and handle merge sections.
2525 (Output_section::Input_section::shndx): Ditto.
2526 (Output_section::Output_section): Remove initializations of removed
2527 data members and initialize new data member LOOKUP_MAPS_.
2528 (Output_section::add_input_section): Set keeps-input-sections flag
2529 for a newly created merge output section as appropriate. Adjust code
2530 to use Output_section_lookup_maps class.
2531 (Output_section::add_relaxed_input_section): Adjst code for lookup
2532 maps code refactoring.
2533 (Output_section::add_merge_input_section): Add a new parameter
2534 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
2535 class. If adding input section to a newly created merge output
2536 section fails, remove the new merge section.
2537 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 2538 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 2539 (Output_section::find_merge_section): Ditto.
2540 (Output_section::build_lookup_maps): New method defintion.
2541 (Output_section::find_relaxed_input_section): Adjust code to use
2542 Output_section_lookup_maps class.
2543 (Output_section::get_input_sections): Export merge sections. Adjust
2544 code to use Output_section_lookup_maps class.
2545 (Output_section:::add_script_input_section): Adjust code to use
2546 Output_section_lookup_maps class. Update lookup maps for merge
2547 sections also.
2548 (Output_section::discard_states): Use Output_section_lookup_maps.
2549 (Output_section::restore_states): Same.
2550 * output.h (Merge_section_properties): Move class defintion out of
2551 Output_section.
2552 (Output_section_lookup_maps): New class.
2553 (Output_section::Input_section::is_merge_section): New method
2554 defintion.
2555 (Output_section::Input_section::relobj): Move defintion out of class
2556 defintion. Declare method only.
2557 (Output_section::Input_section::shndx): Ditto.
2558 (Output_section::Input_section::output_merge_base): New method defintion.
2559 (Output_section::Input_section::u2_.pomb): New union field.
2560 (Output_section::Merge_section_by_properties_map,
2561 Output_section::Output_section_data_by_input_section_map,
2562 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
2563 Remove types.
2564 (Output_section::add_merge_input_section): Add new parameter
2565 KEEPS_INPUT_SECTIONS.
2566 (Output_section::build_lookup_maps): New method declaration.
2567 (Output_section::merge_section_map_,
2568 Output_section::merge_section_by_properties_map_,
2569 Output_section::relaxed_input_section_map_,
2570 Output_section::is_relaxed_input_section_map_valid_): Remove data
2571 members.
2572 (Output_section::lookup_maps_): New data member.
2573
76295588
L		 25742010-05-21 Doug Kwan <dougkwan@google.com>
2575
2576 PR gold/11619
2577 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
2578 avoid a compilation error.
2579
d103a984
RÁE		 25802010-05-19 Rafael Espindola <espindola@google.com>
2581
2582 * script-sections.cc (Output_section_definition::allocate_to_segment):
2583 Update the phdrs_list even when the output section is NULL.
2584 * testsuite/Makefile.am: Add test.
2585 * testsuite/Makefile.in: Regenerate.
2586 * testsuite/script_test_9.cc: New.
2587 * testsuite/script_test_9.sh: New.
2588 * testsuite/script_test_9.t: New.
2589
6625d24e
DK		 25902010-05-19 Doug Kwan <dougkwan@google.com>
2591
2592 * arm.cc (Arm_input_section::original_size): New method.
2593 (Arm_input_section::do_addralign): Add a cast.
2594 (Arm_input_section::do_output_offset): Remove static cast.
2595 (Arm_input_section::original_addralign,
2596 Arm_input_section::original_size_): Change type to uint32_t.
2597 (Arm_input_section::init): Add safe casts for section alignment
2598 and size.
2599 (Arm_input_section::set_final_data_size): Do not set address and
2600 offset of stub table.
2601 (Arm_output_section::fix_exidx_coverage): Change use of of
2602 Output_section::Simple_input_section to that of
2603 Output_section::Input_section.
2604 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
2605 except for the first pass.
2606 * output.cc (Output_section::get_input_sections): Change type of
2607 input_sections to std::list<Input_section>.
2608 (Output_section::add_script_input_section): Rename from
2609 Output_section::add_simple_input_section. Change type of SIS
2610 parameter from Simple_input_section to Input_section.
2611 * output.h (Output_section::Simple_input_section): Remove class.
2612 (Output_section::Input_section): Change class visibility to public.
2613 (Output_section::Input_section::addralign): Use stored alignments
2614 for special input sections if set.
2615 (Output_section::Input_section::set_addralign): New method.
2616 (Output_section::get_input_sections): Change parameter type from
2617 list of Simple_input_section to list of Input_section.
2618 (Output_section::add_script_input_section): Rename from
2619 Output_section::add_simple_input_section. Change first parameter's
2620 type from Simple_input_section to Input_section and remove the
2621 second and third parameters.
2622 * script-sections.cc (Input_section::Input_section_list): Change
2623 type to list of Output_section::Input_section/
2624 (Input_section_info::Input_section_info): Change parameter type of
2625 INPUT_SECTION to Output_section::Input_section.
2626 (Input_section_info::input_section): Change return type.
2627 (Input_section_info::input_section_): Change type to
2628 Output_section::Input_section.
2629 (Output_section_element_input::set_section_addresses): Adjust code
2630 to use Output_section::Input_section instead of
2631 Output_section::Simple_input_section. Adjust code for renaming
2632 of Output_section::add_simple_input_section.
2633 (Orphan_output_section::set_section_addresses): Ditto.
2634
e1e82ea4
RW		 26352010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2636
2637 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
2638 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
2639
91e75c8a
RÁE		 26402010-05-18 Rafael Espindola <espindola@google.com>
2641
2642 * options.cc (General_options::finalize): Handle -nostdlib.
2643 * options.h (nostdlib): New option.
2644 * script.cc (script_add_search_dir): Handle -nostdlib.
2645
da59ad79
DK		 26462010-05-12 Doug Kwan <dougkwan@google.com>
2647
2648 * arm.cc (Target_arm::do_finalize_sections): Create an empty
2649 attributes section only if there no attributes section after merging.
2650 (Target_arm::merge_object_attributes): Move value of
e1df38aa 2651 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 2652 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
2653 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
2654 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
2655 and arm_attr_merge_7.stdout.
2656 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
2657 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
2658 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
2659 arm_attr_merge_7b.o): New rules.
2660 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
2661 arm_attr_merge_7
2662 * testsuite/Makefile.in: Regenerate.
2663 * testsuite/arm_attr_merge.sh: New file.
2664 * testsuite/arm_attr_merge_[67][ab].s: Same.
2665
3e01a7fd
NC		 26662010-05-05 Nick Clifton <nickc@redhat.com>
2667
2668 * po/es.po: Updated Spanish translation.
2669
7ad2014a
L		 26702010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2671
2672 * Makefile.am (install-exec-local): Properly install gold as
2673 default cross linker.
2674 * Makefile.in: Regenerated.
2675
4fda8867
NC		 26762010-04-27 H.J. Lu <hongjiu.lu@intel.com>
2677 Nick Clifton <nickc@redhat.com>
2678
2679 * configure.ac (install_as_default): Define and set to false
2680 unless --enable-gold or --enable-gold=both/gold has been
2681 specified.
2682 * configure: Regenerate.
2683
2684 * Makefile.am (install-exec-local): Install the executable as
2685 'ld.gold'. If install_as_default is true then also install it as
2686 'ld'.
2687 * Makefile.in: Regenerated.
2688
bd288ea2
ILT		 26892010-04-24 Ian Lance Taylor <iant@google.com>
2690
2691 * layout.cc (Layout::layout_reloc): In relocatable link don't
2692 combine reloc sections for grouped sections.
2693
ef38fd8a
ST		 26942010-04-23 Sriraman Tallam <tmsriram@google.com>
2695
2696 * gc.h (gc_process_relocs): Pass information on relocs pointing to
2697 sections that are not ordinary to icf.
2698 * icf.cc (get_section_contents): Handle relocation pointing to section
2699 with no object or shndx information.
2700 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
2701 * testsuite/Makefile.in: Regenerate.
2702 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
2703 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
2704
f6973bdc
ILT		 27052010-04-22 Ian Lance Taylor <iant@google.com>
2706
2707 * expression.cc (Expression::Expression_eval_info): Add
2708 result_alignment_pointer field.
2709 (Expression::eval_with_dot): Add result_alignment_pointer
2710 parameter. Change all callers.
2711 (Expression::eval_maybe_dot): Likewise.
2712 (class Binary_expression): Add alignment_pointer parameter to
2713 left_value and right_value. Change all callers.
2714 (BINARY_EXPRESSION): Set result alignment.
2715 (class Trinary_expression): Add alignment_pointer parameter to
2716 arg2_value and arg3_value. Change all callers.
2717 (Trinary_cond::value): Set result alignment.
2718 (Max_expression::value, Min_expression::value): Likewise.
2719 (Align_expression::value): Likewise.
2720 * script-sections.cc (class Sections_element): Add dot_alignment
2721 parameter to set_section_addresses virtual function. Update
2722 instantiations.
2723 (class Output_section_element): Likewise.
2724 (Script_sections::create_segments): Add dot_alignment parameter.
2725 Change all callers.
2726 (Script_sections::create_segments_from_phdrs_clause): Likewise.
2727 (Script_sections::set_phdrs_clause_addresses): Likewise.
2728 * script-sections.h: Update declarations.
2729 * script.h: Update declarations.
2730 * output.h (Output_segment::set_minimum_p_align): Don't decrease
2731 min_p_align.
2732 * testsuite/script_test_3.t: Set large alignment.
2733 * testsuite/script_test_3.sh: Make sure that at least one LOAD
2734 segment has expected alignment.
2735
9c9c98a5
NC		 27362010-04-22 Nick Clifton <nickc@redhat.com>
2737
2738 * po/gold.pot: Updated by the Translation project.
2739 * po/vi.po: Updated Vietnamese translation.
2740
2253bfba
L		 27412010-04-22 H.J. Lu <hongjiu.lu@intel.com>
2742
2743 * testsuite/Makefile.am (check_PROGRAMS): Add
2744 icf_virtual_function_folding_test.
2745 * testsuite/Makefile.in: Regenerated.
2746
85fdf906
AH		 27472010-04-15 Andrew Haley <aph@redhat.com>
2748
2749 * options.h (merge_exidx_entries): New option.
2750 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
2751 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
2752 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
2753 (Target_arm::merge_exidx_entries): New function.
2754 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
2755 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
2756 to Arm_exidx_fixup constructor.
2757 Add new arg, merge_exidx_entries.
2758 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
2759 Arm_output_section::fix_exidx_coverage.
2760
ce97fa81
ST		 27612010-04-18 Sriraman Tallam <tmsriram@google.com>
2762
2763 * icf.cc (get_section_contents): Check for preemptible functions.
2764 Ignore addend when appropriate.
2765 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
2766 section folded.
2767 (add_from_relobj): Check for section folded.
2768 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
2769 * symtab.h (should_add_dynsym_entry): Add new parameter.
2770 * target-reloc.h (scan_relocs): Check for section folded.
2771 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
2772 Check reloc types for function pointers in shared objects.
2773 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
2774 case.
2775 (icf_preemptible_functions_test): New test case.
2776 (icf_string_merge_test): New test case.
2777 * testsuite.Makefile.in: Regenerate.
2778 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
2779 bar_glob. Refactor code.
2780 * testsuite/icf_preemptible_functions_test.cc: New file.
2781 * testsuite/icf_preemptible_functions_test.sh: New file.
2782 * testsuite/icf_string_merge_test.cc: New file.
2783 * testsuite/icf_string_merge_test.sh: New file.
2784 * testsuite/icf_virtual_function_folding_test.cc: New file.
2785 * testsuite/icf_virtual_function_folding_test.sh: New file.
2786
04ceb17c
DK		 27872010-04-14 Doug Kwan <dougkwan@google.com>
2788
2789 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
2790 for local symbol recounting if we remove a section due to ICF.
2791 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
2792 there are no regular objects in input.
2793
153e7da4
DK		 27942010-04-13 Doug Kwan <dougkwan@google.com>
2795
2796 * arm.cc (Arm_input_section::set_final_data_size): Compute
2797 accurate final data size instead of using current data size.
2798
4dbd9faf
DK		 27992010-04-09 Doug Kwan <dougkwan@google.com>
2800
2801 * layout.cc (Layout::choose_output_section): Handle script section
2802 types.
2803 (Layout::make_output_section_for_script): Add section type parameter.
2804 Handle script section types.
2805 * layout.h (Layout::make_output_section_for_script): Add section
2806 type parameter.
2807 * output.cc (Output_section::Output_section): Initialize data member
2808 is_noload_.
2809 (Output_section::do_reset_address_and_file_offset): Do not set address
2810 to 0 if section is a NOLOAD section.
2811 * output.h (Output_section::is_noload): New method.
2812 (Output_section::set_is_noload): Ditto.
2813 (Output_section::is_noload_): New data member.
2814 * script-c.h (Script_section_type): New enum type.
2815 (struct Parser_output_section_header): Add new file section_type.
2816 * script-sections.cc (Sections_element::output_section_name): Add
2817 parameter for returning script section type.
2818 (Output_section_definition::output_section_name): Ditto.
2819 (Output_section_definition::section_type)P; New method.
2820 (Output_section_definiton::script_section_type_name): Ditto.
2821 (Output_section_definition::script_section_type_): New data member.
2822 (Output_section_definition::Output_section_definition): Initialize
2823 data member Output_section_definition::script_section_type_.
2824 (Output_section_definition::create_sections): Pass script section type
2825 to Layout::make_output_section_for_script.
2826 (Output_section_definition::output_section_name): Return script
2827 section type to caller.
2828 (Output_section_definition::set_section_address): Do not advance
2829 dot value and load address if section type is NOLOAD. Set address
2830 of NOLOAD sections regardless of section flags.
2831 (Output_section_definition::print): Print section type if it is
2832 not SCRIPT_SECTION_TYPE_NONE.
2833 (Output_section_definition::section_type): New method.
2834 (Output_section_definition::script_section_type_name): Ditto.
2835 (Script_sections::output_section_name): Add new parameter
2836 PSECTION_TYPE for returning script section type. Pass it to
2837 section elements. Handle discard sections.
2838 (Sort_output_sections::operator()): Handle NOLOAD sections.
2839 * script-sections.h (Script_sections::Section_type): New enum type.
2840 (Script_sections::output_section_name): Add a new parameter for
2841 returning script section type.
2842 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
2843 INFO and NOLOAD.
2844 * yyscript.y (union): Add new field SECTION_TYPE.
2845 (COPY, DSECT, INFO, NOLOAD): New tokens.
2846 (opt_address_and_section_type): Change type to output_section_header.
2847 (section_type): New non-terminal
2848 (section_header): Handle section type.
2253bfba 2849 (opt_address_and_section_type): Return section type value.
4dbd9faf 2850
721ea635
L		 28512010-04-09 H.J. Lu <hongjiu.lu@intel.com>
2852
2853 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2854 * testsuite/plugin_common_test_2.c (foo): Likewise.
2855
6bf924b0
DK		 28562010-04-08 Doug Kwan <dougkwan@google.com>
2857
2858 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2859 Output_merge_data.
2860 * output.cc (Output_section::add_merge_input_section): Simplify
2861 code and return status of Output_merge_base::add_input_section.
e1df38aa 2862 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 2863 returns true.
2864
24af6f92
DK		 28652010-04-07 Doug Kwan <dougkwan@google.com>
2866
2867 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2868 if section is marked as containing instructions but has no mapping
2869 symbols.
2870 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2871 correct section index.
2872 (Arm_relobj::find_linked_text_section): Ditto.
2873
00698fc5
CC		 28742010-04-07 Cary Coutant <ccoutant@google.com>
2875
2876 * archive.cc (include_member): Destroy Read_symbols_data object before
2877 releasing file.
2878 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2879 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2880 (Read_symbols_data::~Read_symbols_data) New destructor.
2881 (Section_relocs::Section_relocs) New constructor.
2882 (Section_relocs::~Section_relocs) New destructor.
2883 (Read_relocs_data::Read_relocs_data) New constructor.
2884 (Read_relocs_data::~Read_relocs_data) New destructor.
2885 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2886 pointers to NULL after deleting.
2887
7296d933
DK		 28882010-04-07 Doug Kwan <dougkwan@google.com>
2889
2890 * arm.cc: Replace "endianity" with "endianness" in comments.
2891 (Arm_exidx_cantunwind): Ditto.
2892 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2893 (Arm_relobj::merge_flags_and_attributes): New method.
2894 (Arm_relobj::merge_flags_and_attributes_): New data member.
2895 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2896 (Arm_relobj::scan_sections_for_stubs): Ditto.
2897 (Arm_relobj::do_read_symbols): Check to see if we really want to
2898 merge processor-specific flags and attributes. Exit early if
2899 an object is empty except for section names and the undefined symbol.
2900 (Target_arm::do_finalize_sections): Move check for ELF format to
2901 Arm_relobj::do_read_symbols. Merge processor specific flags and
2902 attributes from a regular object only when we have determined that
2903 it is aapropriate. Do not create an .ARM.attributes section in
2904 output if there is no regular input object.
2905 (Target_arm::merge_processor_specific_flags): Check
2906 --warn-mismatch before printing any error.
2907 (Target_arm::merge_object_attributes): Ditto.
2908 * gold.cc (queue_middle_tasks): Handle the case in which there is
2909 no regular object in input.
2910 * options.cc (General_options::parse_EB): New method.
2911 (General_options::parse_EL): Same.
2912 (General_options::General_options): Initialize endianness_.
2913 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2914 New options.
2915 (General_options::Endianness): New enum.
2916 (General_options::endianness): New method.
2917 (General_options::endianness_): New data member.
2918 * parameters.cc (Parameters::set_options): Check target endianness.
2919 (Parameters::set_target_once): Ditto.
2920 (Parameters::check_target_endianness): New method.
2921 (parameters_force_valid_target): If either -EL or -EB is specified,
2922 use it to define endianness of default target.
2923 * parameters.h (Parameters::check_target_endianness): New method
2924 declaration.
2925 * target.h (class Target): Change "endianity" to "endianness"
2926 in comments.
2927
efc8d4f2
RW		 29282010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2929
2930 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2931 * configure: Regenerate.
2932 * Makefile.in: Regenerate.
2933 * testsuite/Makefile.in: Regenerate.
2934
be234d88
CC		 29352010-04-06 Cary Coutant <ccoutant@google.com>
2936
2937 gcc PR lto/42757
2938 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2939 prevailing definitions of common symbols.
2940 * testsuite/plugin_test_6.sh: New test case.
2941 * testsuite/plugin_common_test_1.c: New test case.
2942 * testsuite/plugin_common_test_2.c: New test case.
2943 * testsuite/Makefile.am (plugin_test_6): New test case.
2944 * testsuite/Makefile.in: Regenerate.
2945
bd32c6bd
NC		 29462010-04-06 Nick Clifton <nickc@redhat.com>
2947
2948 * po/vi.po: New Vietnamese translation.
2949
323c532f
DK		 29502010-03-30 Doug Kwan <dougkwan@google.com>
2951
2952 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2953
4fcd97eb
DK		 29542010-03-25 Doug Kwan <dougkwan@google.com>
2955
2956 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2957 to avoid a conversion warning on a 32-bit host.
2958
4ebf39db
ILT		 29592010-03-24 Ian Lance Taylor <iant@google.com>
2960
2961 * testsuite/script_test_3.t: Add a TLS segment.
2962 * testsuite/Makefile.am (check_PROGRAMS): Add
2963 tls_phdrs_script_test.
2964 (tls_phdrs_script_test_SOURCES): Define.
2965 (tls_phdrs_script_test_DEPENDENCIES): Define.
2966 (tls_phdrs_script_test_LDFLAGS): Define.
2967 (tls_phdrs_script_test_LDADD): Define.
2968 * testsuite/Makefile.in: Rebuild.
2969
4a599bdd
CC		 29702010-03-23 Cary Coutant <ccoutant@google.com>
2971
2972 * fileread.cc (find_or_make_view): Fix comment.
2973
6c93b22c
ILT		 29742010-03-23 Ian Lance Taylor <iant@google.com>
2975
2976 * script-sections.cc (class Orphan_section_placement): Define
2977 PLACE_TLS and PLACE_TLS_BSS.
2978 (Orphan_section_placement::Orphan_section_placement): Initialize
2979 new places.
2980 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2981 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2982 (tls_script_test_SOURCES): Define.
2983 (tls_script_test_DEPENDENCIES): Define.
2984 (tls_script_test_LDFLAGS): Define.
2985 (tls_script_test_LDADD): Define.
2986 * testsuite/Makefile.in: Rebuild.
2987
a2c7281b
DK		 29882010-03-22 Doug Kwan <dougkwan@google.com>
2989
2990 * arm.cc (Arm_relocate_functions::abs8,
2991 Arm_relocate_functions::abs16): Use correct check for overflow
2992 specified in the ARM ELF specs.
2993 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2994 target of a BLX instruction specially.
2995 (Reloc_stub::stub_type_for_reloc): Ditto.
2996 (Relocate::relocate): Use symbolic names instead of numeric relocation
2997 codes to report error.
2998 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2999 workaround.
3000 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
3001 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
3002 thumb2_blx_out_of_range.stdout
3003 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
3004 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
3005 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
3006 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
3007 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
3008 thumb2_blx_in_range, thumb2_blx_in_range.o,
3009 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
3010 thumb2_blx_out_of_range.o): New rules.
3011 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
3012 thumb2_blx_in_range and thumb2_blx_out_of_range.
3013 * testsuite/Makefile.in: Regenerate.
3014 * arm_branch_in_range.sh: Add tests for THUMB BLX.
3015 * testsuite/thumb_blx_in_range.s: New file.
3016 * testsuite/thumb_blx_out_of_range.s: New file.
3017
b0193076
RÁE		 30182010-03-22 Rafael Espindola <espindola@google.com>
3019
3020 * archive.cc (Should_include): Move to archive.h.
3021 (should_include_member): Make it a member of Archive.
3022 (Lib_group): New.
3023 (Add_lib_group_symbols): New.
3024 * archive.h: Include options.h.
3025 (Archive_member): Moved from Archive.
3026 (Should_include): Moved from archive.cc.
3027 (Lib_group): New.
3028 (Add_lib_group_symbols): New.
3029 * dynobj.cc (do_should_include_member): New.
3030 * dynobj.h (do_should_include_member): New.
3031 * gold.cc (queue_initial_tasks): Update call to queue.
3032 * main.cc (main): Print lib group stats.
3033 * object.cc (do_should_include_member): New.
3034 * object.h: Include archive.h.
3035 (Object::should_include_member): New.
3036 (Object::do_should_include_member): New.
3037 (Sized_relobj::do_should_include_member): New.
3038 * options.cc (General_options::parse_start_lib): New.
3039 (General_options::parse_end_lib): New.
3040 (Input_arguments::add_file): Handle lib groups.
3041 (Input_arguments::start_group): Check we are not in a lib.
3042 (Input_arguments::start_lib): New.
3043 (Input_arguments::end_lib): New.
3044 * options.h (General_options): Add start_lib and end_lib.
3045 (Input_argument::lib_): New.
3046 (Input_argument::lib): New.
3047 (Input_argument::is_lib): New.
3048 (Input_file_lib): New.
3049 (Input_arguments::in_lib_): New.
3050 (Input_arguments::in_lib): New.
3051 (Input_arguments::start_lib): New.
3052 (Input_arguments::end_lib_): New.
3053 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
3054 in unused members as preempted.
3055 (Sized_pluginobj::do_should_include_member): New.
3056 * plugin.h (Sized_pluginobj::do_should_include_member): New.
3057 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
3058 return the blocker.
3059 (Read_symbols::do_whole_lib_group): New.
3060 (Read_symbols::do_lib_group): New.
3061 (Read_symbols::do_read_symbols): Handle lib groups.
3062 (Read_symbols::get_name): Handle lib groups.
3063 * readsyms.h (Read_symbols): Add an archive member pointer.
3064 (Read_symbols::do_whole_lib_group): New.
3065 (Read_symbols::do_lib_group): New.
3066 (Read_symbols::member_): New.
3067 * script.cc (read_input_script): Update call to queue_soon.
3068
d099120c
DK		 30692010-03-19 Doug Kwan <dougkwan@google.com>
3070
3071 * arm.cc (Stub_table::Stub_table): Initialize new data members
3072 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3073 (Stub_table::add_reloc_stub): Assign stub offset and update
3074 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
3075 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
3076 New data members.
3077 (Stub_table::update_data_size_and_addralign): Use
3078 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
3079 instead of going over all reloc stubs.
3080 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
3081 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3082 Stringpool_template::offset_ to size of Stringpool_char.
3083 (Stringpool_template::new_key_offset): Remove code to initialize
3084 Stringpool_template::offset_.
3085 * stringpool.h (Stringpool_template::set_no_zero_null): Set
3086 Stringpool_template::offset_ to zero.
3087
1aa37384
DK		 30882010-03-15 Doug Kwan <dougkwan@google.com>
3089
3090 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
3091 offset_.
3092 (Stringpool_template::new_key_offset): New method.
3093 (Stringpool_template::add_string): Assign offsets when adding new
3094 strings.
3095 (Stringpool_template::set_string_offsets): Do not set string offsets
3096 when not optimizing.
3097 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
3098 member size_.
3099 (Chunked_vector::clear): Clear size_.
3100 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
3101 (Chunked_vector::size): Return size_.
3102 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 3103 (Chunked_vector::size_): New data member.
1aa37384
DK		 3104 (Stringpool_template::set_no_zero_null): Assert string set is empty.
3105 (Stringpool_template::new_key_offset): New method declaration.
3106 (Stringpool_template::offset_): New data member.
3107
b672b057
RÁE		 31082010-03-15 Rafael Espindola <espindola@google.com>
3109
3110 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
3111 Add_symbols' constructor.
3112 * readsyms.h (Add_symbols): Remove the input_group member.
3113
b6848d3c
ILT		 31142010-03-10 Ian Lance Taylor <iant@google.com>
3115
3116 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
3117 target to ask whether a reference to a symbol requires a stack
3118 split.
3119 * target.h (Target::is_call_to_non_split): New function.
3120 (Target::do_is_call_to_non_split): Declare virtual function.
3121 * target.cc: Include "symtab.h".
3122 (Target::do_is_call_to_non_split): New function.
3123 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
3124
a2a5469e
CC		 31252010-03-10 Cary Coutant <ccoutant@google.com>
3126
3127 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
3128 (File_read::open[1]): Remove initial mapping of whole_file_view_.
3129 (File_read::open[2]): Add whole_file_view_ to list of views.
3130 (File_read::make_view): Remove test of whole_file_view_.
3131 (File_read::find_or_make_view): Create whole_file_view_ if
3132 necessary.
3133 (File_read::clear_views): Replace bool parameter with enum;
3134 adjust all callers. Don't delete views with permanent data;
3135 do delete cached views and views from archives if
3136 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
3137 if clearing the corresponding view.
3138 * fileread.h (File_read::Clear_views_mode): New enum.
3139 (File_read::View::is_permanent_view): New method.
3140 (File_read::clear_views): Replace bool parameter
3141 with enum; adjust all callers.
3142 * options.h (General_options): Change keep_files_mapped option;
3143 add map_whole_files.
3144 * readsyms.cc (Add_symbols::run): Delete sd_ object before
3145 releasing the file.
3146 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
3147 the file.
3148
8861f32b
DM		 31492010-03-10 David S. Miller <davem@davemloft.net>
3150
3151 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
3152
d62d0f5f
ST		 31532010-03-09 Sriraman Tallam <tmsriram@google.com>
3154
3155 * icf.cc (get_section_contents): Add '@' marker after processing the
3156 merge reloc.
3157
9177756d
DK		 31582010-03-08 Doug Kwan <dougkwan@google.com>
3159
3160 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
3161 due to a conversion warning.
3162 (Arm_relobj::update_output_local_symbol_count): Check for local
3163 symbol with unset output index.
3164
9e9e071b
ILT		 31652010-03-05 Ian Lance Taylor <iant@google.com>
3166
3167 * options.h (class General_options): Add --spare-dynamic-tags.
3168 * output.cc (Output_data_dynamic::set_final_data_size): Implement
3169 --spare-dynamic-tags.
3170
a81ee015
ILT		 31712010-03-05 Ian Lance Taylor <iant@google.com>
3172
3173 * incremental.cc: Include "libiberty.h".
3174
44ec90b9
RO		 31752010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3176
3177 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
3178 function, is_info_ member.
3179 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
3180 (Versions::Versions): Update caller.
3181 (Versions::define_base_version): Likewise.
3182 (Versions::add_def): Likewise.
3183
0897ed3b
ST		 31842010-03-03 Sriraman Tallam <tmsriram@google.com>
3185
3186 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
3187 (Scan::possible_function_pointer_reloc): New function.
3188 (Scan::local_reloc_may_be_function_pointer): Change to call
3189 possible_function_pointer_reloc.
3190 (Scan::global_reloc_may_be_function_pointer): Ditto.
3191 * icf.h (Icf::check_section_for_function_pointers): Change to reject
3192 relocations in ".data.rel.ro._ZTV" section.
3193 * testsuite/icf_safe_so_test.sh: Change to pass i386.
3194 * testsuite/icf_safe_so_test.cc: Ditto.
3195 * testsuite/icf_safe_test.cc: Ditto.
3196 * testsuite/icf_safe_test.sh: Ditto.
3197
d3bbad62
ILT		 31982010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3199 Ian Lance Taylor <iant@google.com>
3200
3201 * target-reloc.h (relocate_section): Check the symbol table index
3202 for -1U before setting the local symbol index.
3203 (scan_relocatable_relocs): If copying the relocation, record that
3204 the local symbol is required.
3205 * object.h (Symbol_value::is_output_symtab_index_set): New
3206 function.
3207 (Symbol_value::may_be_discarded_from_output_symtab): New
3208 function.
3209 (Symbol_value::has_output_symtab_entry): New function.
3210 (Symbol_value::needs_output_symtab_entry): Remove.
3211 (Symbol_value::output_symtab_index): Make sure the symbol index is
3212 set.
3213 (Symbol_value::set_output_symtab_index): Make sure the symbol
3214 index is not set. Make sure the new index is valid.
3215 (Symbol_value::set_must_have_output_symtab_entry): New function.
3216 (Symbol_value::has_output_dynsym_entry): New function.
3217 (Symbol_value::set_output_dynsym_index): Make sure the new index
3218 is valid.
3219 (Sized_relobj::set_must_have_output_symtab_entry): New function.
3220 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
3221 local symbol if permitted.
3222 (Sized_relobj::do_finalize_local_symbols): Call
3223 is_output_symtab_index_set rather than needs_output_symtab_entry.
3224 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
3225 rather than needs_output_symtab_entry. Call
3226 has_output_dynsym_entry rather than needs_output_dynsym_entry.
3227 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
3228 is_output_symtab_index_set rather than needs_output_symtab_entry.
3229 * testsuite/discard_locals_relocatable_test.c: New file.
3230 * testsuite/discard_locals_test.sh: Test -r.
3231 * testsuite/Makefile.am (check_DATA): Add
3232 discard_locals_relocatable_test1.syms,
3233 discard_local_relocatable_test2.syms.
3234 (MOSTLYCLEANFILES): Likewise. Also add
3235 discard_locals_relocatable_test1.lout and
3236 discard_locals_relocatable_test2.out.
3237 (discard_locals_relocatable_test1.syms): New target.
3238 (discard_locals_relocatable_test.o): New target.
3239 (discard_locals_relocatable_test1.out): New target.
3240 (discard_locals_relocatable_test2.syms): New target.
3241 (discard_locals_relocatable_test2.out): New target.
3242 (various): Add missing ../ld-new dependencies.
3243 * testsuite/Makefile.in: Rebuild.
3244
7e8ccf26
NC		 32452010-03-03 Nick Clifton <nickc@redhat.com>
3246
3247 * po/fi.po: New Finnish translation.
3248
2a0ff005
DK		 32492010-03-01 Doug Kwan <dougkwan@google.com>
3250
3251 * layout.cc (Layout::Layout): Force section types of .init_array*,
3252 .preinit_array* and .fini_array* sections.
3253 * output.cc (Output_section::Input_section_sort_entry::has_priority):
3254 Fix check of return value of std::string::find.().
3255 (Output_section::Input_section_sort_compare::operator()): Remove
3256 comment about .init_array.
3257 (Output_section::Input_section_sort_init_fini_compare::operator()):
3258 New method.
3259 (Output_section::sort_attached_input_sections): Handle .init_array
3260 and .fini_array specially.
3261 * output.h (Output_section::Inut_section_sort_compare): Update
3262 comment.
3263 (Output_section::Input_section_sort_init_fini_compare): New struct.
3264
c3e4ae29
DK		 32652010-02-26 Doug Kwan <dougkwan@google.com>
3266
3267 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
3268 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
3269 * testsuite/debug_msg.sh: Avoid matching source line number for
3270 use of global variable undef_int.
3271
2fd9ae7a
DK		 32722010-02-26 Doug Kwan <dougkwan@google.com>
3273
3274 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
3275 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
3276 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
3277 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
3278 * options.cc (General_options::General_options): Initialize member
3279 fix_v4bx_.
3280 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
3281 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
3282 and rm_no_fix_v4bx.stdout
3283 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
3284 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
3285 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
3286 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
3287 and arm_no_fix_v4bx.
3288 * Makefile.in: Regenerate.
3289 * testsuite/arm_fix_v4bx.s: New file.
3290 * testsuite/arm_fix_v4bx.sh: Ditto.
3291
67ec7d0b
DK		 32922010-02-24 Doug Kwan <dougkwan@google.com>
3293
3294 * arm.cc (Target_arm::got_section): Make the .got section the first
3295 non RELRO section in the data segment.
3296 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
3297 suffixes of section names.
3298
10165461
DK		 32992010-02-24 Doug Kwan <dougkwan@google.com>
3300
3301 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
3302 flags and attributes merging if an input file is a binary file.
3303 * fileread.cc (Input_file::open): Record format of original file.
3304 * fileread.h (Input_file::Format): New enum type.
3305 (Input_file::Input_file): Initialize data member format_.
3306 (Input_file::format): New method definition.
3307 (Input_file::format_):: New data member.
3308
4a54abbb
DK		 33092010-02-24 Doug Kwan <dougkwan@google.com>
3310
3311 * arm.cc (Arm_output_data_got): New class.
3312 (ARM_TCB_SIZE): New constant
3313 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
3314 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
3315 If user uses a script with a SECTIONS clause, issue only a warning
3316 for a misplaced EXIDX input section. Otherwise, issue an error.
3317 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
3318 garbage collection.
3319 (Target_arm::got_mode_index_entry): Handle static linking.
3320 (Target_arm::Scan::local): Ditto.
3321 (Target_arm::Scan::global): Ditto.
3322 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
3323 all incorrectly implemented relocations.
e1df38aa 3324 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 3325 Arm_output_section::fix_exidx_coverage.
3326 * layout.cc (Layout::section_name_mapping): Remove trailing dots
3327 from ".ARM.exidx." and ".ARM.extab.".
3328
ca419a6f
ILT		 33292010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3330
3331 * arm.cc (Target_arm::do_finalize_sections): Create attribute
3332 section if it does not already exist.
3333 * attributes.cc (Attributes_section_data::Attributes_section_data):
3334 Don't crash if size is zero.
3335
135b9c78
ILT		 33362010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3337 Ian Lance Taylor <iant@google.com>
3338
3339 * gold.cc (queue_middle_tasks): If no input files were opened,
3340 exit.
3341 * workqueue.h (Task_function::Task_function): Assert that there is
3342 a blocker.
3343
bb0bfe4f
DK		 33442010-02-22 Doug Kwan <dougkwan@google.com>
3345
3346 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
3347 * icf.cc (get_section_contents): Cast snprintf arguments to long long
3348 types to avoid warnings due to different uint64_t implementations
3349 on different hosts.
3350
2a2b6d42
DK		 33512010-02-21 Doug Kwan <dougkwan@google.com>
3352
3353 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
3354 handling of the maximum backward branch offset.
3355 (Arm_relocate_functions::thumb_branch_common): Ditto.
3356 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
3357 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 3358 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 3359 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
3360 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
3361 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
3362 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
3363 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
3364 thumb_bl_out_of_range thumb_bl_out_of_range.o,
3365 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
3366 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
3367 thumb2_bl_out_of_range.o): New rules.
3368 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
3369 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
3370 thumb2_bl_out_of_range
3371 * testsuite/Makefile.in: Regenerate.
3372 * testsuite/arm_bl_in_range.s: New file.
3373 * testsuite/arm_bl_out_of_range.s: Ditto.
3374 * testsuite/arm_branch_in_range.sh: Ditto.
3375 * testsuite/arm_branch_range.t: Ditto.
3376 * testsuite/thumb2_branch_range.t: Ditto.
3377 * testsuite/thumb_bl_in_range.s: Ditto.
3378 * testsuite/thumb_bl_out_of_range.s: Ditto.
3379 * testsuite/thumb_branch_range.t: Ditto.
3380
b487ad64
ST		 33812010-02-20 Sriraman Tallam <tmsriram@google.com>
3382
3383 * gc.h (gc_process_relocs): Change vectors to point to the new list.
3384 Add reloc offset information.
3385 * icf.cc (get_section_contents): Change iterators to point to the new
3386 vectors. Add reloc offset information to the contents.
3387 * icf.h (Icf::Sections_reachable_info): New typedef.
3388 (Icf::Sections_reachable_list): New typedef.
3389 (Icf::Offset_info): New typedef.
3390 (Icf::Reloc_info): New struct typedef.
3391 (Icf::Reloc_info_list): New typedef.
3392 (Icf::symbol_reloc_list): Delete method.
3393 (Icf::addend_reloc_list): Delete method.
3394 (Icf::section_reloc_list): Delete method.
3395 (Icf::reloc_info_list): New method.
3396 (Icf::reloc_info_list_): New member.
3397
f96accdf
DK		 33982010-02-19 Doug Kwan <dougkwan@google.com>
3399
3400 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
3401 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
3402 * arm.cc (Arm_relocation_functions): New forward declaration.
3403 (Target_arm::Target_arm): Initialize new data members
3404 got_mod_index_offset_ and tls_base_symbol_defined_.
3405 (Target_arm::Relocate::relocate_tls): New method.
3406 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
3407 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
3408 New methods.
3409 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
3410 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
3411 (Target_arm::got_mod_index_offset_,
3412 Target_arm::tls_base_symbol_defined_): New data members.
3413 (Target_arm::Scan::local, Target::Scan::global,
3414 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
3415 relocations.
3416
c8761b9a
DK		 34172010-02-18 Doug Kwan <dougkwan@google.com>
3418
3419 * arm.cc (Arm_relobj::find_linked_text_section): New method.
3420 (Arm_relobj::make_exidx_input_section): Pass section index of linked
3421 text section as a parameter becuase some broken tools may not set
3422 the link in section header.
3423 (Target_arm::has_got_section): New method.
3424 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
3425 without any mapping symbol as data only. Remove warning.
3426 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
3427 link in its section header, try to discover the link by inspecting the
3428 REL31 relocation at the beginning of the section.
3429 (Target_arm::Scan::check_non_pic): Report name of offending relocation
3430 in error message.
3431 (Target_arm::Scan::global): Treat any reference to the symbol
3432 _GLOBAL_OFFSET_TABLE_ as a GOT access.
3433
21bb3914
ST		 34342010-02-12 Sriraman Tallam <tmsriram@google.com>
3435
3436 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
3437 (Scan::global_reloc_may_be_function_pointer): New function.
3438 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3439 (Scan::global_reloc_may_be_function_pointer): New function.
3440 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
3441 (Scan::global_reloc_may_be_function_pointer): New function.
3442 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
3443 (Scan::global_reloc_may_be_function_pointer): New function.
3444 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
3445 (Scan::global_reloc_may_be_function_pointer): New function.
3446 (Scan::possible_function_pointer_reloc): New function.
3447 (Target_x86_64::can_check_for_function_pointers): New function.
3448 * gc.h (gc_process_relocs): Scan relocation types to determine if
3449 function pointers were taken for targets that support it.
3450 * icf.cc (Icf::find_identical_sections): Include functions for
3451 folding in safe ICF whose pointer is not taken.
3452 * icf.h (Secn_fptr_taken_set): New typedef.
3453 (fptr_section_id_): New member.
3454 (section_has_function_pointers): New function.
3455 (set_section_has_function_pointers): New function.
3456 (check_section_for_function_pointers): New function.
3457 * options.h: Fix comment for safe ICF option.
3458 * target.h (can_check_for_function_pointers): New function.
3459 * testsuite/Makefile.am: Add icf_safe_so_test test case.
3460 Modify icf_safe_test for X86-64.
3461 * testsuite/Makefile.in: Regenerate.
3462 * testsuite/icf_safe_so_test.cc: New file.
3463 * testsuite/icf_safe_so_test.sh: New file.
3464 * testsuite/icf_safe_test.cc (kept_func_3): New function.
3465 (main): Change to take pointer to function kept_func_3.
3466 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
3467 folding is done correctly for X86-64.
3468
0da6fa6c
DM		 34692010-02-12 David S. Miller <davem@davemloft.net>
3470
3471 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
3472 is_symbolless parameter.
3473 (Output_reloc<SHT_REL>::is_symbolless): New.
3474 (Output_reloc<SHT_REL>::is_symbolless_): New.
3475 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
3476 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
3477 (Output_reloc<SHT_RELA>::is_symbolless): New.
3478 (Output_data_reloc::add_global): Handle is_symbolless.
3479 (Output_data_reloc::add_global_relative): Likewise.
3480 (Output_data_reloc::add_local): Likewise.
3481 (Output_data_reloc::add_local_relative): Likewise.
3482 (Output_data_reloc::add_symbolless_global_addend): New.
3483 (Output_data_reloc::add_symbolless_local_addend): New.
3484 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
3485 is_symbolless.
3486 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
3487 instead of ->is_relative_
3488 (Output_reloc::write): Likewise.
3489 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
3490 (Output_reloc::write_rel): Simplify.
3491
3492 * sparc.cc (Target_sparc::Scan::local): Use
3493 ->add_symbolless_local_addend as needed.
3494 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
3495 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
3496 based upon relocation offset.
3497
e4782e83
DK		 34982010-02-11 Doug Kwan <dougkwan@google.com>
3499
3500 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
3501 (Target_arm::Scan::global): Ditto. Also remove a comment before the
3502 beginning of function.
3503 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
3504 and MOVT_ABS relocations. Those are non issued in scanning. Fix
3505 parameter is_32bit in calls to should_apply_static_reloc.
3506 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
3507 (check_DATA): Add arm_abs_global.stdout.
3508 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
3509 arm_abs_global.stdout): New rules.
3510 (MOSTLLYCLEANFILES): Add arm_abs_global
3511 * Makefile.in: Regenerate.
3512 * testsuite/arm_abs_global.s: New file.
3513 * testsuite/arm_abs_global.sh: Ditto.
3514 * testsuite/arm_abs_lib.s: Ditto.
3515
93ceb764
ILT		 35162010-02-11 Ian Lance Taylor <iant@google.com>
3517
3518 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
3519 Read_relocs task.
3520 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
3521 Allocate_commons_task first.
3522 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
3523 task, rather than symtab_lock_.
3524 (Gc_process_relocs::~Gc_process_relocs): New function.
3525 (Gc_process_relocs::is_runnable): Check this_blocker_.
3526 (Gc_process_relocs::locks): Use next_blocker_ rather than
3527 blocker_.
3528 (Scan_relocs::~Scan_relocs): New function.
3529 (Scan_relocs::is_runnable): Check this_blocker_ rather than
3530 symtab_lock_.
3531 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
3532 next_blocker_.
3533 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
3534 fields. Add this_blocker_ and next_blocker_ fields. Adjust
3535 constructor accordingly.
3536 (class Gc_process_relocs): Likewise.
3537 (class Scan_relocs): Likewise.
3538 * common.h (class Allocate_commons_task): Remove symtab_lock_
3539 field, and corresponding constructor parameter.
3540 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
3541 symtab_lock_.
3542 (Allocate_commons_task::locks): Likewise.
3543
114dfbe1
ILT		 35442010-02-11 Ian Lance Taylor <iant@google.com>
3545
3546 * gold-threads.h (class Once): Define.
3547 (class Initialize_lock): Rewrite as child of Once.
3548 * gold-threads.cc (class Once_initialize): Define.
3549 (once_pointer_control): New static variable.
3550 (once_pointer, once_arg): New static variables.
3551 (c_run_once): New static function.
3552 (Once::Once, Once::run_once, Once::internal_run): New functions.
3553 (class Initialize_lock_once): Remove.
3554 (initialize_lock_control): Remove.
3555 (initialize_lock_pointer): Remove.
3556 (initialize_lock_once): Remove.
3557 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
3558 (Initialize_lock::initialize): Rewrite.
3559 (Initialize_lock::do_run_once): New function.
3560 * archive.cc (Archive::interpret_header): Only clear name if it is
3561 not already empty.
3562 * fileread.cc: Include "gold-threads.h"
3563 (file_counts_lock): New static variable.
3564 (file_counts_initialize_lock): Likewise.
3565 (File_read::release): Only increment counts when using --stats.
3566 Use a lock around the increment.
3567 * parameters.cc (class Set_parameters_target_once): Define.
3568 (set_parameters_target_once): New static variable.
3569 (Parameters::Parameters): Move here from parameters.h.
3570 (Parameters::set_target): Rewrite.
3571 (Parameters::set_target_once): New function.
3572 (Parameters::clear_target): Move here and rewrite.
3573 * parameters.h (class Parameters): Update declarations. Add
3574 set_parameters_target_once_ field.
3575 (Parameters::Parameters): Move to parameters.cc.
3576 (Parameters::clear_target): Likewise.
3577 * readsyms.cc (Read_symbols::do_group): Create a Start_group
3578 task.
3579 (Start_group::~Start_group): New function.
3580 (Start_group::is_runnable): New function.
3581 (Start_group::locks, Start_group::run): New functions.
3582 (Finish_group::run): Change saw_undefined to size_t.
3583 * readsyms.h (class Start_group): Define.
3584 (class Finish_group): Change saw_undefined_ field to size_t.
3585 (Finish_group::Finish_group): Remove saw_undefined and
3586 this_blocker parameters. Change all callers.
3587 (Finish_group::set_saw_undefined): New function.
3588 (Finish_group::set_blocker): New function.
3589 * symtab.h (class Symbol_table): Change saw_undefined to return
3590 size_t. Change saw_undefined_ field to size_t.
3591 * target-select.cc (Set_target_once::do_run_once): New function.
3592 (Target_selector::Target_selector): Initialize set_target_once_
3593 field. Don't initialize lock_ and initialize_lock_ fields.
3594 (Target_selector::instantiate_target): Rewrite.
3595 (Target_selector::set_target): New function.
3596 * target-select.h (class Set_target_once): Define.
3597 (class Target_selector): Update declarations. Make
3598 Set_target_once a friend. Remove lock_ and initialize_lock_
3599 fields. Add set_target_once_ field.
3600
fa17a3f4
ILT		 36012010-02-10 Ian Lance Taylor <iant@google.com>
3602
3603 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
3604 queueing any tasks.
3605 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
3606 (queue_middle_tasks): Add all blockers before queueing any tasks.
3607 (queue_final_tasks): Likewise.
3608 * token.h (Task_token::add_blockers): New function.
3609 * object.h (Input_objects::number_of_relobjs): New function.
3610
c7177d31
ILT		 36112010-02-10 Ian Lance Taylor <iant@google.com>
3612
5de0e392
ILT		 3613 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
3614 shared, not if not position independent.
3615 * x86_64.cc (Relocate::relocate_tls): Likewise.
3616 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
3617 (tls_pie_pic_test): New target.
3618 * testsuite/Makefile.in: Rebuild.
3619
c7177d31
ILT		 3620 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
3621 (tls_test_main_pie.o, tls_test_pie.o): New targets.
3622 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
3623 * testsuite/Makefile.in: Rebuild.
3624
684b268a
DM		 36252010-02-09 David S. Miller <davem@davemloft.net>
3626
3627 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
3628 R_SPARC_RELATIVE using ->add_local_relative().
3629 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
3630
612a8d3d
DM		 3631 * output.h (Output_data_dynamic::add_section_size): New method
3632 that takes two Output_data objects.
3633 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
3634 entry param. Handle it in initializers.
3635 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
3636 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
3637 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
3638 arg.
3639 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
3640 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
3641 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
3642 for dynrel_includes_plt.
3643 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3644 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3645 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
3646 before .rela.plt
3647 (Target_sparc::do_finalize_sections): Update to pass true for
3648 dynrel_includes_plt.
3649 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
3650 output before .rela.plt
3651 (Target_powerpc::do_finalize_sections): Update to pass true for
3652 dynrel_includes_plt when 32-bit.
3653
cb1be87e
DK		 36542010-02-08 Doug Kwan <dougkwan@google.com>
3655
3656 * arm.cc (Arm_relobj::simple_input_section_output_address): New
3657 method.
3658 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
3659 Arm_relobj::scan_section_for_cortex_a8_stubs,
3660 Arm_relobj::do_relocation_section): Instead of calling
3661 Output_section::output_address, use faster
3662 Arm_relobj::simple_input_section_output_address.
3663
705b5121
DM		 36642010-02-08 David S. Miller <davem@davemloft.net>
3665
3666 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
3667 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
3668 relocation helper function.
3669
024c4466
DM		 3670 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
3671 just like R_SPARC_GOT{10,13,22}.
3672 (Target_sparc::Scan::local): Likewise.
3673 (Target_sparc::Relocate:relocate): Likewise.
3674
9109c078
ILT		 36752010-02-06 Ian Lance Taylor <iant@google.com>
3676
3677 * configure.ac: Rewrite targetobjs duplicate removal code to use
3678 only shell constructs.
3679 * configure: Rebuild.
3680
cf846138
DK		 36812010-02-05 Doug Kwan <dougkwan@google.com>
3682
3683 PR 11247
3684 * arm.cc (Arm_relobj::section_is_scannable): New method.
3685 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
3686 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
3687
6cfaf60b
DK		 36882010-02-04 Doug Kwan <dougkwan@google.com>
3689
3690 PR 11247
3691 * arm-reloc-property.cc (cstdio): Include.
3692 * configure.ac (targetobjs): Remove duplicates.
3693 * configure: Regenerate.
3694 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
3695 big and little endian version for a given address size.
3696
5c57f1be
DK		 36972010-02-03 Doug Kwan <dougkwan@google.com>
3698
3699 * arm-reloc-property.cc
3700 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3701 definition.
3702 * arm-reloc-property.h
3703 (Arm_reloc_property_table::get_implemented_static_reloc_property):
3704 New method definition.
3705 (Arm_reloc_property_table::reloc_name_in_error_message): New method
3706 declaration.
3707 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
3708 overflow to N.
3709 (GOT_PREL): Change implemented to Y.
3710 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
3711 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
3712 (Arm_relocate_functions::movw_abs_nc): Remove method.
3713 (Arm_relocate_functions::movt_abs): Ditto.
3714 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
3715 (Arm_relocate_functions::thm_movt_abs): Ditto.
3716 (Arm_relocate_functions::movw_rel_nc): Ditto.
3717 (Arm_relocate_functions::movw_rel): Ditto.
3718 (Arm_relocate_functions::movt_rel): Ditto.
3719 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
3720 (Arm_relocate_functions:thm_movw_rel): Ditto.
3721 (Arm_relocate_functions:thm_movt_rel): Ditto.
3722 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
3723 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
3724 New method definitions.
3725 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
3726 (Arm_relocation_functions::arm_grp_ldr): Ditto.
3727 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
3728 (Arm_relocation_functions::arm_grp_ldc): Ditto.
3729 (Target_arm::Relocate::relocate): Check for non-static or
3730 unimplemented relocation code and exit early. Change calls to
3731 Target_arm::reloc_uses_thumb_bit and
3732 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
3733 instead. Refactor code to handle similar relocations to increase
3734 code sharing. Remove check for unsupported relocation code in switch
3735 statement.
3736 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
3737 relocation property table to find out size. Change error message to
3738 print out the name of a relocation code instead of the numeric value.
3739 (Target_arm::scan_reloc_for_stub): Use relocation property table
3740 instead of calling Target_arm::reloc_uses_thumb_bit().
3741
218c5831
DK		 37422010-02-02 Doug Kwan <dougkwan@google.com>
3743
3744 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
3745 types of relaxed input section.
3746
0d31c79d
DK		 37472010-02-02 Doug Kwan <dougkwan@google.com>
3748
3749 * Makefile.am (HFILES): Add arm-reloc-property.h.
3750 (DEFFILES): New.
3751 (TARGETSOURCES): Add arm-reloc-property.cc
3752 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
3753 (libgold_a_SOURCES): $(DEFFILES)
3754 * Makefile.in: Regenerate.
3755 * arm-reloc-property.cc: New file.
3756 * arm-reloc-property.h: New file.
3757 * arm-reloc.def: New file.
3758 * arm.cc: Update comments.
3759 (arm-reloc-property.h): New included header.
3760 (arm_reloc_property_table): New global variable.
3761 (Target_arm::do_select_as_default_target): New method definition.
3762 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
3763 arm-reloc-property to targ_extra_obj.
3764 * parameters.cc (set_parameters_target): Call
3765 Target::select_as_default_target().
3766 * target.h (Target::select_as_default_target): New method definition.
3767 (Target::do_select_as_default_target): Same.
3768
546c7457
DK		 37692010-02-01 Doug Kwan <dougkwan@google.com>
3770
3771 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
3772 first_output_text_section_.
3773 (Arm_exidx_fixup::first_output_text_section): New method definition.
3774 (Arm_exidx_fixup::first_output_text_section_): New data member.
3775 (Arm_exidx_fixup::process_exidx_section): Record the first text
3776 output section seen.
3777 (Arm_output_section::fix_exidx_coverage): Set correct linked section
3778 and entsize in output section header.
3779
11b861d5
DK		 37802010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3781
3782 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
3783 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
3784 (Arm_relocate_functions::thm_alu11): New Method.
3785 (Arm_relocate_functions::thm_pc8): New Method.
3786 (Arm_relocate_functions::thm_pc12): New Method.
3787 (Target_arm::Scan::local): Handle the relocations.
3788 (Target_arm::Scan::global): Likewise.
3789 (Target_arm::Relocate::relocate): Likewise.
3790 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3791
c9a2c125
DK		 37922010-01-29 Doug Kwan <dougkwan@google.com>
3793
3794 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
3795 of relocation types as ld.
3796
1521477a
DK		 37972010-01-29 Doug Kwan <dougkwan@google.com>
3798
3799 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
3800 to public.
3801 (Arm_relocate_functions::thumb_branch_common): Ditto.
3802 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
3803 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
3804 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
3805 Arm_relocate_functions::jump24): Remove.
3806 (Target_arm::Relocate::relocate): Adjust code to call
3807 Arm_relocation_functions::arm_branch_common and
3808 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 3809 wrappers. Merge switch-cases together to reduce source code size.
1521477a 3810
e7eca48c
DK		 38112010-01-29 Doug Kwan <dougkwan@google.com>
3812
3813 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
3814 output_local_symbol_count_needs_update_.
3815 (Arm_relobj::output_local_symbol_count_needs_update,
3816 Arm_relobj::set_output_local_symbol_count_needs_update,
3817 Arm_relobj::update_output_local_symbol_count): New methods.
3818 (Arm_relobj::output_local_symbol_count_needs_update_): New data
3819 member.
3820 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
3821 of pointed function as in a R_ARM_PREL31 relocation.
3822 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
3823 for output local symbol count updating.
3824 (Target_arm::do_relax): Update output local symbol counts in objects
3825 if necessary.
3826 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
3827
02961d7e
ILT		 38282010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3829
3830 * arm.cc: Added support for the ARM relocations:
3831 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
3832 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
3833 (Arm_relocate_functions::movw_rel_nc): Renamed (was
3834 movw_prel_nc).
3835 (Arm_relocate_functions::movw_rel): New method.
3836 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
3837 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
3838 thm_movw_prel_nc).
3839 (Arm_relocate_functions::thm_movw_rel): New method.
3840 (Arm_relocate_functions::thm_movt_rel): Renamed (was
3841 thm_movt_prel).
3842 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
3843 relocations.
3844 (Target_arm::Scan::global): Likewise.
3845 (Target_arm::Relocate::relocate): Likewise.
3846 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3847 Likewise.
3848
b10d2873
ILT		 38492010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3850
3851 * arm.cc: Added support for ARM group relocations.
3852 (Target_arm::reloc_needs_sym_origin): New method.
3853 (Arm_relocate_functions::calc_grp_kn): New method.
3854 (Arm_relocate_functions::calc_grp_residual): New method.
3855 (Arm_relocate_functions::calc_grp_gn): New method.
3856 (Arm_relocate_functions::arm_grp_alu): New Method.
3857 (Arm_relocate_functions::arm_grp_ldr): New Method.
3858 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3859 (Arm_relocate_functions::arm_grp_ldc): New Method.
3860 (Target_arm::Scan::local): Handle the ARM group relocations.
3861 (Target_arm::Scan::global): Likewise.
3862 (Target_arm::Relocate::relocate): Likewise.
3863 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3864 Likewise.
3865
2b328d4e
DK		 38662010-01-26 Doug Kwan <dougkwan@google.com>
3867
3868 * arm.cc (set): Include.
3869 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3870 pointer type.
3871 (Arm_output_section::Text_section_list): New type.
3872 (Arm_output_section::append_text_sections_to_list): New method.
3873 (Arm_output_section::fix_exidx_coverage): Ditto.
3874 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3875 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3876 Relobj::set_section_offset() instead of
3877 Sized_relobj::invalidate_section_offset().
3878 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3879 parameter for section headers. Ignore relocation sections for
3880 unallocated sections and EXIDX sections.
3881 (Target_arm::fix_exidx_coverage): New method.
3882 (Target_arm::output_section_address_less_than): New type.
3883 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3884 linked text section instead of the EXIDX section.
3885 (Arm_output_section::create_stub_group): Add an assertion to check
3886 that this is not an EXIDX output section.
3887 (Arm_output_section::append_text_sections_to_list): New method.
3888 (Arm_output_section::fix_exidx_coverage): Ditto.
3889 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3890 Arm_relobj::section_needs_reloc_stub_scanning.
3891 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3892 first pass.
3893 (Target_arm::fix_exidx_coverage): New method.
3894 * object.h (Relobj::set_output_section): New method.
3895 (Sized_relobj::invalidate_section_offset): Remove method.
3896 (Sized_relobj::do_invalidate_section_offset): Remove method.
3897 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3898
c7f3c371
DK		 38992010-01-25 Doug Kwan <dougkwan@google.com>
3900
3901 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3902 Fix warning due to signed and unsigned comparison on a 32-bit host.
3903
8923b24c
DK		 39042010-01-22 Doug Kwan <dougkwan@google.com>
3905
3906 * arm.cc (Target_arm::do_relax): Record an output section for section
3907 offset adjustment it contains any stub table that has changed.
3908 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3909 offsets in an output section if necessary.
3910 * output.cc (Output_section::Output_section): Initialize
3911 section_offsets_need_adjustments_.
3912 (Output_section::add_input_section_for_script): Renamed to
3913 Output_section::add_simple_input_section.
3914 (Output_section::save_states): Add a comment.
3915 (Output_section::discard_states): New method defintion.
3916 (Output_section::adjust_section_offsets): Same.
3917 * output.h (Output_section::add_input_section_for_script): Renamed to
3918 Output_section::add_simple_input_section.
3919 (Output_section::discard_states): New method declaration.
3920 (Output_section::adjust_section_offsets): Same.
3921 (Output_section::section_offsets_need_adjustment,
3922 Output_section::set_section_offsets_need_adjustment): New method
3923 definitions.
3924 (Output_section::section_offsets_need_adjustment_): New data member.
3925 * script-sections.cc
3926 (Output_section_element_input::set_section_address): Adjust code for
3927 renaming of Output_section::add_input_section_for_script.
3928 (Orphan_output_section::set_section_address): Same.
3929
9b2fd367
DK		 39302010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3931
3932 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3933 Fix_v4bx enum values .
3934 * gold/options.h (General_options): New option definitions.
3935 (General_options::fix_v4bx): New method.
3936 (General_options::Fix_v4bx): New enum.
3937 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3938 (General_options::parse_fix_v4bx_interworking): New method.
3939
80d0d023
DK		 39402010-01-22 Doug Kwan <dougkwan@google.com>
3941
3942 * arm.cc (Arm_exidx_fixup): New class.
3943
af2cdeae
DK		 39442010-01-21 Doug Kwan <dougkwan@google.com>
3945
3946 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3947 classes.
3948 (Arm_exidx_section_offset_map): New type.
3949
993d07c1
DK		 39502010-01-21 Doug Kwan <dougkwan@google.com>
3951
3952 * arm.cc (Arm_exidx_input_section): New class.
3953 (Arm_relobj::exidx_input_section_by_link,
3954 Arm_relobj::exidx_input_section_by_shndx,
3955 Arm_relobj::make_exidx_input_section): New methods.
3956 (read_arm_attributes_section): Remove.
3957 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3958 information about them.
3959 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3960 to here.
3961
5ac169d4
DK		 39622010-01-20 Doug Kwan <dougkwan@google.com>
3963
3964 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3965 Input_section_specifier to Section_id.
3966 (Target_arm::new_arm_input_section: Adjust code for change of key
3967 type.
3968 (Target_arm::find_arm_input_section): Ditto.
3969 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3970 (Section_id): Remove.
3971 (Garbage_collection::Section_id_hash): Remove.
3972 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3973 (Section_id): Remove.
3974 (Icf::Section_id_hash): Remove.
3975 * object.h (Section_id, Const_section_id, Section_id_hash,
3976 Const_section_id_hash): New type definitions.
3977 * output.cc (Output_section::add_relaxed_input_section): Change to
3978 use Const_section_id instead of Input_section_specifier as key type.
3979 (Output_section::add_merge_input_section): Ditto.
3980 (Output_section::build_relaxation_map): Change to use Section_id
3981 instead of Input_section_specifier as key type.
3982 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3983 Ditto.
3984 (Output_section::convert_input_sections_to_relaxed_sections): Change
3985 to use Const_section_id instead of Input_section_specifier as key type.
3986 (Output_section::find_merge_section): Ditto.
3987 (Output_section::find_relaxed_input_section): Ditto.
3988 * output.h (Input_section_specifier): Remove class.
3989 (Output_section::Output_section_data_by_input_section_map): Change
3990 key type to Const_section_id.
3991 (Output_section::Output_relaxed_input_section_by_input_section_map):
3992 Ditto.
3993 (Output_section::Relaxation_map): Change key type to Section_id.
3994
a2162063
ILT		 39952010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3996
3997 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3998 (class Arm_v4bx_stub): New class.
3999 (DEF_STUBS): Updated definition to support v4_veneer_bx.
4000 (Stub_factory::make_arm_v4bx_stub): New method.
4001 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
4002 (Stub_table::empty): Handle v4bx stubs.
4003 (Stub_table::add_arm_v4bx_stub): New method.
4004 (Stub_table::find_arm_v4bx_stub): New method.
4005 (Arm_relocate_functions::v4bx): New method.
4006 (Target_arm::fix_v4bx): New method.
4007 (Target_arm::Target_arm): Handle R_ARM_V4BX.
4008 (Stub_table::relocate_stubs): Likewise.
4009 (Stub_table::do_write): Likewise.
4010 (Stub_table::update_data_size_and_addralign): Likewise.
4011 (Stub_table::finalize_stubs): Likewise.
4012 (Target_arm::Scan::local): Likewise.
4013 (Target_arm::Scan::global): Likewise.
4014 (Target_arm::do_finalize_sections): Likewise.
4015 (Target_arm::Relocate::relocate): Likewise.
4016 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4017 Likewise.
4018 (Target_arm::scan_reloc_for_stub): Likewise.
4019 (Target_arm::scan_reloc_section_for_stubs): Likewise.
4020
5696ab0b
ILT		 40212010-01-19 Ian Lance Taylor <iant@google.com>
4022
4023 * output.cc (Output_section_headers::do_sized_write): Write large
4024 segment count to sh_info field.
4025 (Output_file_header::do_sized_write): For large segment count,
4026 write PN_XNUM to e_phnum field.
4027
800d0f56
ILT		 40282010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4029
4030 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
4031 (Arm_relocate_functions::thm_jump8): New function.
4032 (Arm_relocate_functions::thm_jump11): New function.
4033 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
4034 R_ARM_THM_JUMP11.
4035 (Target_arm::Scan::global): Likewise.
4036 (Target_arm::Relocate::relocate): Likewise.
4037 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4038 Likewise.
4039
41263c05
DK		 40402010-01-14 Doug Kwan <dougkwan@google.com>
4041
4042 * arm.cc (map, utility): Include headers.
4043 (Target_arm::apply_cortex_a8_workaround): New method.
4044 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
4045 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
4046 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
4047 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
4048 the --[no-]fix-cortex-a8 command line options.
4049 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
4050 (Target_arm::relocate_stub): Use addend in instruction template.
4051 * options.h (DEFINE_bool): Set the user-set flag.
4052 (General_options): Add --[no-]-fix-cortex options.
4053 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 4054 : Update fast look-up map after conversion.
41263c05 4055
459e9b03
ST		 40562010-01-14 Sriraman Tallam <tmsriram@google.com>
4057
4058 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
4059 in the first pass of do_layout.
4060
b521dfe4
DK		 40612010-01-13 Doug Kwan <dougkwan@google.com>
4062
4063 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4064 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
4065 apparent compiler problem of not folding static constant integral
4066 data members of elfcpp::Elf_sizes<32>.
4067
44272192
DK		 40682010-01-13 Doug Kwan <dougkwan@google.com>
4069
4070 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4071 Arm_relobj::section_needs_cortex_a8_stub_scanning,
4072 Arm_relobj::scan_section_for_cortex_a8_erratum,
4073 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
4074 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
4075 sections to scan for relocation stubs into a new method
4076 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
4077 relocation and Cortex-A8 stub scanning.
4078 (Target_arm::do_relax): Force stubs to be after stubbed sections
4079 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 4080 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 4081 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
4082
44b71ece
ILT		 40832010-01-12 Ian Lance Taylor <iant@google.com>
4084
4085 * target-reloc.h (visibility_error): New inline function.
4086 (relocate_section): Call visibility_error.
4087 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
4088 (MOSTLYCLEANFILES): Likewise.
4089 (protected_4_pic.o, protected_3.err): New targets.
4090 * testsuite/protected_4.cc: New file.
4091
a120bc7f
DK		 40922010-01-12 Doug Kwan <dougkwan@google.com>
4093
4094 * arm.cc (Cortex_a8_reloc): New class.
4095 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
4096 and cortex_a8_relocs_info_.
4097 (Target_arm::fix_cortex_a8): New method definition.
4098 (Target_arm::Cortex_a8_relocs_info): New type.
4099 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
4100 New data member declarations.
4101 (Target_arm::scan_reloc_for_stub): Record information about
4102 relocations for THUMB branches that might be exempted from the
4103 Cortex-A8 workaround.
4104 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
4105 at the beginning of a relaxation pass.
4106
20138696
DK		 41072010-01-12 Doug Kwan <dougkwan@google.com>
4108
4109 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
4110 (Arm_relobj::Mapping_symbol_position,
4111 Arm_reloj::Mapping_symbol_position_less,
4112 Arm_relobj::Mapping_symbols_info): New types.
4113 (Target_arm::is_mapping_symbol_name): New method definition.
4114 (Arm_relobj::do_count_local_symbols): Save information about mapping
4115 symbols.
4116
089d69dc
DK		 41172010-01-11 Doug Kwan <dougkwan@google.com>
4118
4119 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
4120 Arm_relocate_functions::thumb32_branch_upper,
4121 Arm_relocate_functions::thumb32_branch_lower,
4122 Arm_relocate_functions::thumb32_cond_branch_offset,
4123 Arm_relocate_functions::thumb32_cond_branch_upper,
4124 Arm_relocate_functions::thumb32_cond_branch_lower,
4125 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
4126 branch offset encoding.
4127 (Arm_relocate_functions::thumb_branch_common): Use new branch
4128 offset encoding methods to avoid code duplication.
4129 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
4130 (Stub_addend_reader::operator()): Use new branch encoding method
4131 to avoid code duplication.
4132
99e5bff2
DK		 41332010-01-11 Doug Kwan <dougkwan@google.com>
4134
4135 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
4136 (Target_arm::do_finalize_sections): Define special EXIDX section
4137 symbols only if referenced.
4138 * gc.h (Garbage_collection::add_reference): New method.
4139 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
4140 code duplication.
4141
98e090bd
ILT		 41422010-01-11 Ian Lance Taylor <iant@google.com>
4143
d0a91bd8
ILT		 4144 * script.cc (Version_script_info::build_expression_list_lookup):
4145 Change complaing about duplicate wildcard match from error to
4146 warning.
4147
98e090bd
ILT		 4148 * script.cc (class Lazy_demangler): Recreate--revert part of patch
4149 of 2009-12-30.
4150 (Version_script_info::Version_script_info): Initialize globs_,
4151 default_version_, default_is_global_, and exact_. Don't
4152 initialize globals_ or locals_.
4153 (Version_script_info::build_lookup_tables): Build local symbols
4154 first.
4155 (Version_script_info::unquote): New function.
4156 (Version_script_info::add_exact_match): New function.
4157 (Version_script_info::build_expression_list_lookup): Remove lookup
4158 parameter. Add is_global parameter. Change all callers. Handle
4159 wildcard pattern specially. Unquote pattern. Call
4160 add_exact_match.
4161 (Version_script_info::get_name_to_match): New function.
4162 (Version_script_info::get_symbol_version): New function.
4163 (Version_script_info::get_symbol_version_helper): Remove.
4164 (Version_script_info::check_unmatched_names): Call unquote.
4165 * script.h (class Version_script_info): Change get_symbol_version
4166 to be non-inline and add is_global parameter; change all callers.
4167 Rewrite symbol_is_local. Update declarations. Define struct
4168 Version_tree_match, Exact, Globs. Don't define struct Lookup.
4169 Remove globals_ and locals_ members. Add exact_, globs_,
4170 default_version_, is_global_.
4171 (Version_script_info::Glob): Remove pattern, add expression and
4172 is_global. Update constructor. Change all callers.
4173 * dynobj.cc (Versions::finalize): Mark the version symbol as the
4174 default version.
4175 (Versions::symbol_section_contents): If a symbol is undefined, or
4176 defined in a dynamic object, set the version index to
4177 VER_NDX_LOCAL.
4178 * symtab.cc (Symbol_table::add_from_relobj): Don't call
4179 symbol_is_local.
4180 (Symbol_table::add_from_pluginobj): Likewise.
4181 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
4182
d56962d3
DK		 41832010-01-11 Doug Kwan <dougkwan@google.com>
4184
4185 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
4186 (incremental_dump_LDADD): Add linking option for libintl.
4187 * Makefile.in: Regenerate.
4188
94e6ee91
L		 41892010-01-11 H.J. Lu <hongjiu.lu@intel.com>
4190
4191 PR gold/11144
4192 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
4193 instead of -Ds.
4194 * testsuite/Makefile.in: Regenerated.
4195
e96c574b
DK		 41962010-01-10 Doug Kwan <dougkwan@google.com>
4197
4198 * options.h (DEFINE_var): Use parentheses around argument varname__
4199 in macro body to avoid any unintended subsequent substitutions.
4200
7198066b
ILT		 42012010-01-10 Ian Lance Taylor <iant@google.com>
4202
ba4d53bf
ILT		 4203 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
4204 candidates before doing symbol resolution.
4205
7198066b
ILT		 4206 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
4207 ODR candidates if only one is weak.
4208
a2beed37
ILT		 42092010-01-08 Ian Lance Taylor <iant@google.com>
4210
4211 * script.cc (Version_script_info::build_expression_list_lookup):
4212 Don't warn about ambiguous version, just record the ambiguity.
4213 (Version_script_info::get_symbol_version_helper): Give error if
4214 version is ambiguous.
4215
2fb7225c
DK		 42162010-01-08 Doug Kwan <dougkwan@google.com>
4217
4218 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4219 prev_data_size_ and prev_addralign_. Remove initializer for
4220 deleted data member has_been_changed_.
4221 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
4222 to determine if the table is empty.
4223 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
4224 Remove.
4225 (Stub_table::add_reloc_stub): Define method in class definition
4226 instead of just declaring it there.
4227 (Stub_table::add_cortex_a8_stub): New method definition.
4228 (Stub_table::update_data_size_and_addralign): Ditto.
4229 (Stub_table::finalize_stubs): Ditto.
4230 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
4231 (Stub_table::do_addralign_): Return address alignment in the
4232 (Stub_table::do_reset_address_and_file_offset): Define method in
4233 class definition instead of declaring it there. Set current data
4234 size to be the data size of the previous pass.
4235 (Stub_table::set_final_data_size): Use current data size as the
4236 final data size.
4237 (Stub_table::relocate_stub): Change parameter type of stub from
4238 Reloc_stub pointer to Stub pointer.
4239 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
4240 (Stub_table::Cortex_a8_stub_list): New typedef.
4241 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
4242 Stub_table::prev_addralign_): New data member.
4243 (Arm_relobj::Arm_relobj): Initialize data member
4244 section_has_cortex_a8_workaround_.
4245 (Arm_relobj::section_has_cortex_a8_workaround,
4246 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
4247 definitions.
4248 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
4249 declarations.
4250 (Target_arm::relocate_stub): Change parameter type of stub from
4251 Reloc_stub pointer to Stub pointer.
4252 (Insn_template::size, Insn_template::alignment): Handle
4253 THUMB16_SPECIAL_TYPE.
4254 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
4255 Stub_table::update_data_size_and_addralign,
4256 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
4257 definitions.
4258 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
4259 (Stub_table::do_write): Ditto.
4260 (Target_arm::do_relax): Adjust code for changes in Stub_table.
4261
880cd20d
ILT		 42622010-01-08 Ian Lance Taylor <iant@google.com>
4263
4264 PR 11108
4265 * symtab.h (class Symbol): Remove fields is_target_special_ and
4266 has_plt_offset_. Add field is_defined_in_discarded_section_.
4267 (Symbol::is_defined_in_discarded_section): New function.
4268 (Symbol::set_is_defined_in_discarded_section): New function.
4269 (Symbol::has_plt_offset): Rewrite.
4270 (Symbol::set_plt_offset): Verify that new offset is not -1U.
4271 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
4272 Don't initialize is_target_special_ or has_plt_offset_.
4273 Initialize is_defined_in_discarded_section_.
4274 (Symbol_table::add_from_relobj): If appropriate, set
4275 is_defined_in_discarded_section.
4276 * resolve.cc (Symbol::override_base_with_special): Don't test
4277 is_target_special_. Change has_plt_offset_ to has_plt_offset().
4278 * target-reloc.h (relocate_section): Do special handling for
4279 symbols defined in discarded sections for global symbols as well
4280 as local symbols.
4281
2703e3eb
ILT		 42822010-01-08 Ian Lance Taylor <iant@google.com>
4283
4284 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
4285 the SHT_SYMTAB case.
4286
339d40a3
ILT		 42872010-01-08 Ian Lance Taylor <iant@google.com>
4288
4289 * object.cc (Sized_relobj::do_layout): Don't get confused if
4290 layout_eh_frame returns NULL.
4291
abecea76
ILT		 42922010-01-08 Ian Lance Taylor <iant@google.com>
4293
4294 PR 11084
4295 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
4296 dynamic symbol table, use the normal symbol table.
4297 (Sized_dynobj::do_read_symbols): Remove assertion about type of
4298 symbol table.
4299
6b7dd3f3
ILT		 43002010-01-08 Ian Lance Taylor <iant@google.com>
4301
4302 PR 11072
4303 * layout.cc (Layout::include_section): Remove .gnu_debuglink
4304 sections.
4305
36c50e63
L		 43062010-01-08 H.J. Lu <hongjiu.lu@intel.com>
4307
4308 * version.cc (print_version): Change to "Copyright 2010".
4309
e291e7b9
ILT		 43102010-01-08 Ian Lance Taylor <iant@google.com>
4311
4312 PR 10287
4313 PR 11063
4314 * i386.cc (class Target_i386): Change return type of plt_section
4315 to be non-const.
4316 (class Output_data_plt_i386): Add tls_desc_rel_ field.
4317 (Output_data_plt_i386::Output_data_plt_i386): Initialize
4318 tls_desc_rel_ field.
4319 (Output_data_plt_i386::rel_tls_desc): New function.
4320 (Target_i386::rel_tls_desc_section): New function.
4321 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
4322 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
4323 R_386_TLS_DESC reloc in rel_tls_desc_section.
4324 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
4325 Define struct Tlsdesc_info.
4326 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
4327 (Target_x86_64::do_reloc_symbol_index): New function.
4328 (Target_x86_64::add_tlsdesc_info): New function.
4329 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
4330 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
4331 tlsdesc_rel_ field.
4332 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
4333 all callers.
4334 (Output_data_plt_x86_64::rela_tlsdesc): New function.
4335 (Target_x86_64::rela_tlsdesc_section): New function.
4336 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
4337 handling.
4338 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
4339 (Target_x86_64::do_reloc_addend): New function.
4340 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
4341 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
4342 declarations. Define TARGET_CODE. Add arg field to u1_ union.
4343 (Output_reloc::type): New function.
4344 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
4345 (Output_reloc::is_target_specific): New function.
4346 (Output_reloc::target_arg): New function.
4347 (class Output_reloc) [SHT_RELA]: Add four new constructors for
4348 absolute relocs and target specific relocs.
4349 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
4350 add_target_specific.
4351 (class Output_data_reloc) [SHT_RELA]: Likewise.
4352 * output.cc (Output_reloc::Output_reloc): Add four new versions
4353 for absolute relocs and target specific relocs.
4354 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
4355 (Output_reloc::get_symbol_index): Likewise.
4356 (Output_reloc::local_section_offset): Check that local_sym_index_
4357 is not TARGET_CODE or 0.
4358 (Output_reloc::symbol_value): Likewise.
4359 (Output_reloc::write) [SHT_RELA]: Call target for target specific
4360 reloc.
4361 * target.h (class Target): Add reloc_symbol_index and reloc_addend
4362 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
4363 functions.
4364 * layout.cc (add_target_dynamic_tags): Use output section for
4365 DT_PLTRELSZ and DT_JMPREL.
4366
3a44184e
ILT		 43672010-01-07 Ian Lance Taylor <iant@google.com>
4368
4369 PR 11061
4370 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
4371 function.
4372 (class Output_data_reloc_generic): Define.
4373 (class Output_data_reloc_base): Change base class to
4374 Output_data_reloc_generic. Change add() method to call
4375 bump_relative_reloc_count for a relative reloc. Remove
4376 sort_relocs_ field.
4377 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
4378 to sort_relocs().
4379 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
4380 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
4381 appropriate.
4382 * layout.h (class Layout): Update declaration.
4383
ea715a34
ILT		 43842010-01-07 Ian Lance Taylor <iant@google.com>
4385
4386 * output.h (class Output_data): Add const version of
4387 output_section and do_output_section.
4388 (class Output_section_data): Add const version of
4389 do_output_section.
4390 (class Output_section): Likewise.
4391 * layout.cc (Layout::add_target_dynamic_tags): New function.
4392 * layout.h (class Layout): Update declarations.
4393 * arm.cc (Target_arm::do_finalize_sections): Use
4394 add_target_dynamic_tags.
4395 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4396 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4397 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4398 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4399
659948a4
ILT		 44002010-01-07 Ian Lance Taylor <iant@google.com>
4401
4402 PR 11042
4403 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
4404 object as needed.
4405
9d3b86f6
ILT		 44062010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4407 Ian Lance Taylor <iant@google.com>
4408
4409 PR 11019
4410 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
4411 Xindex::read_symtab_xindex.
4412
bb0d3eb0
DK		 44132010-01-07 Doug Kwan <dougkwan@google.com>
4414
4415 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
4416 (Insn_template::thumb16_bcond_insn): New method declaration.
4417 (Insn_template): Fix spelling.
4418 (Stub::thumb16_special): New method declaration.
4419 (Stub::do_write): Define virtual method which was previously pure
4420 virtual.
4421 (Stub::do_thumb16_special): New method declaration.
4422 (Stub::do_fixed_endian_write): New template member.
4423 (Reloc_stub::do_write): Remove.
4424 (Reloc_stub::do_fixed_endian_write): Remove.
4425 (Cortex_a8_stub): New class definition.
4426 (Stub_factory::make_cortex_a8_stub): New method definition.
4427 (Stub_factory::Stub_factory): Add missing static storage class
4428 qualifier for elf32_arm_stub_a8_veneer_blx.
4429
ffeef7df
ILT		 44302010-01-07 Ian Lance Taylor <iant@google.com>
4431
dc3f80fe
ILT		 4432 PR 10980
4433 * options.h (class General_options): Add --warn-unresolved-symbols
4434 and --error-unresolved-symbols.
4435 * errors.cc (Errors::undefined_symbol): Implement
4436 --warn-unresolved-symbols.
4437
ffeef7df
ILT		 4438 * options.h (class General_options): Add -z text and -z textoff.
4439 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
4440
f1ec9ded
ST		 44412010-01-06 Sriraman Tallam <tmsriram@google.com>
4442
4443 * gc.h (Garbage_collection::Cident_section_map): New typedef.
4444 (Garbage_collection::cident_sections): New function.
4445 (Garbage_collection::add_cident_section): New function.
4446 (Garbage_collection::cident_sections_): New member.
4447 (gc_process_relocs): Add references to sections whose names are C
4448 identifiers.
4449 * gold.h (cident_section_start_prefix): New constant.
4450 (cident_section_stop_prefix): New constant.
4451 (is_cident): New function.
4452 * layout.cc (Layout::define_section_symbols): Replace string constants
4453 with the newly defined constants.
4454 * object.cc (Sized_relobj::do_layout): Track sections whose names are
4455 C identifiers.
4456 * testsuite/Makefile.am: Add gc_orphan_section_test.
4457 * testsuite/Makefile.in: Regenerate.
4458 * testsuite/gc_orphan_section_test.cc: New file.
4459 * testsuite/gc_orphan_section_test.sh: New file.
4460
6eda8c29
ILT		 44612010-01-06 Ian Lance Taylor <iant@google.com>
4462
b9674e17
ILT		 4463 PR 10980
4464 * options.h (class General_options): Add --warn-shared-textrel.
4465 * layout.cc (Layout::finish_dynamic_section): Implement
4466 --warn-shared-textrel.
4467
6eda8c29
ILT		 4468 PR 10980
4469 * options.h (class General_options): Add --warn-multiple-gp.
4470
32dcd44e
ILT		 44712010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4472
4473 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
4474 $(THREADSLIB) and $(LIBDL).
4475 * Makefile.in: Rebuild.
4476
a192ba05
ILT		 44772010-01-06 Ian Lance Taylor <iant@google.com>
4478
4479 PR 10980
4480 * options.cc (General_options::parse_section_start): New function.
4481 (General_options::section_start): New function.
4482 (General_options::General_options): Initialize all members.
4483 * options.h: Include <map>
4484 (class General_options): Add --section-start. Add section_starts_
4485 member.
4486 * layout.cc (Layout::attach_allocated_section_to_segment): If
4487 --section-start was used, set the address of the segment. Remove
4488 local sort_sections.
4489 (Layout::relaxation_loop_body): If the address of the load segment
4490 has been set by --section-start, don't use it.
4491 * output.h (Output_segment::update_flags_for_output_section): New
4492 function.
4493 * output.cc (Output_segment::add_output_section): Call
4494 update_flags_for_output_section.
4495
dde3f402
ILT		 44962010-01-05 Ian Lance Taylor <iant@google.com>
4497
62dfdd4d
ILT		 4498 PR 10980
4499 * options.h (class General_options): Add --undefined-version.
4500 * script.cc (struct Version_expression): Add was_matched_by_symbol
4501 field.
4502 (Version_script_info::matched_symbol): New function.
4503 (Version_script_info::get_symbol_version_helper): Call
4504 matched_symbol.
4505 (Version_script_info::check_unmatched_names): New function.
4506 * script.h (class Version_script_info): Update declarations.
4507 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
4508
9c4ae156
ILT		 4509 * options.h (class General_options): Use DEFINE_bool_alias for
4510 allow_multiple_definition.
4511 * resolve.cc (Symbol_table::should_override): Don't test
4512 allow_multiple_definition.
4513
dde3f402
ILT		 4514 PR 10980
4515 * options.h (class General_options): Add --cref.
4516 * main.cc (main): Print cref table if --cref. Don't close mapfile
4517 until after printing cref table.
4518 * cref.cc: Include "symtab.h".
4519 (class Cref_inputs): Define Cref_table_compare and Cref_table.
4520 (Cref_table_compare::operator()): New function.
4521 (Cref_inputs::gather_cref): New function.
4522 (filecol): New static const.
4523 (Cref_inputs::print_cref): New function.
4524 (Cref::print_cref): New function.
4525 * cref.h: Include <cstdio>.
4526 (class Cref): Update declarations.
4527 * mapfile.h (Mapfile::file): New function.
4528 * object.h (class Object): Define Symbols. Declare virtual
4529 do_get_global_symbols.
4530 (Object::get_global_symbols): New function.
4531 * object.cc (Input_objects::add_object): Pass object to cref_ if
4532 --cref.
4533 (Input_objects::archive_start): Likewise.
4534 (Input_objects::archive_stop): Likewise.
4535 (Input_objects::print_cref): New function.
4536 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
4537 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
4538 --cref.
4539 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
4540 function.
4541 * plugin.h (class Sized_pluginobj): Update declarations.
4542
8781f709
ILT		 45432010-01-05 Ian Lance Taylor <iant@google.com>
4544
4545 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
4546 to is_default_version. Rename insdef to insdefault.
4547 (Symbol_table::add_from_relobj): Rename def to is_default_version
4548 and local to is_forced_local.
4549 (Symbol_table::add_from_pluginobj): Likewise.
4550 (Symbol_table::add_from_dynobj): Likewise.
4551 (Symbol_table::define_special_symbol): Rename insdef to
4552 insdefault.
4553
fe35d28d
ILT		 45542010-01-04 Ian Lance Taylor <iant@google.com>
4555
30bc8c46
ILT		 4556 PR 10980
4557 * options.h (class General_options): Add
4558 --allow-multiple-definition and -z muldefs.
4559 * resolve.cc (Symbol_table::should_override): Don't warn about a
4560 multiple symbol definition if --allow-multiple-definition or -z
4561 muldefs.
4562
7eaea549
ILT		 4563 PR 10980
4564 * options.h (class General_options): Add --add-needed and
4565 --copy-dt-needed-entries. Tweak --as-needed help entry.
4566 * object.cc (Input_objects::check_dynamic_dependencies): Give an
4567 error if --copy-dt-needed-entries aka --add-needed is used and
4568 would cause a change in behaviour.
4569
fe35d28d
ILT		 4570 PR 10980
4571 * options.h (class General_options): Add -G as a short version of
4572 --shared. Add no-op options -assert, -g, and -i.
4573
55a2bb35
ST		 45742010-01-04 Sriraman Tallam <tmsriram@google.com>
4575
4576 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
4577 check for .text or .gnu.linkonce.t sections.
4578 * icf.cc (Icf::find_identical_sections): Ditto.
4579 Change the detection for mangled function name within the section
4580 name.
4581 * icf.h (is_section_foldable_candidate): New function.
4582
719328e1
ILT		 45832009-12-30 Ian Lance Taylor <iant@google.com>
4584
4585 PR 10980
4586 * options.h (class General_options): Permit two dashes with
4587 --retain-symbols-file.
4588
d7bb5745
ILT		 45892009-12-30 Ian Lance Taylor <iant@google.com>
4590
403a15dd
ILT		 4591 PR 10979
4592 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
4593 don't put the file header and segment headers in the text
4594 segment.
4595
eda294df
ILT		 4596 PR 10979
4597 * common.cc (Sort_commons::operator()): Stabilize sort when both
4598 entries are NULL.
4599 (Symbol_table::do_allocate_commons_list): When allocating common
4600 symbols, skip a symbol which is no longer common.
4601 * symtab.h (Symbol::is_common): Test whether the symbol comes from
4602 an object before checking its type.
4603 * testsuite/common_test_2.c: New file.
4604 * testsuite/common_test_3.c: New file.
4605 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
4606 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
4607 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
4608 (common_test_2_pic.o, common_test_2.so): New targets.
4609 (common_test_3_pic.o, common_test_3.so): New targets.
4610 * testsuite/Makefile.in: Rebuild.
4611
d7bb5745
ILT		 4612 PR 10979
4613 * script.cc (read_input_script): If we see a new SECTIONS clause,
4614 and we have added an input section, give an error.
4615 * layout.h (class Layout): Add have_added_input_section function.
4616 Add have_added_input_section_ field.
4617 * layout.cc (Layout::Layout): Initialize
4618 have_added_input_section_.
4619 (Layout::layout): Set have_added_input_section_.
4620 (Layout::layout_eh_frame): Likewise.
4621
fc59c572
ILT		 46222009-12-30 Ian Lance Taylor <iant@google.com>
4623
4624 PR 10931
4625 * options.h (class General_options): Add --sort-common option.
4626 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
4627 * common.cc (Sort_common): Add sort_order parameter to
4628 constructor. Add sort_order_ field.
4629 (Sort_commons::operator): Check sort_order_.
4630 (Symbol_table::allocate_commons): Determine the sort order.
4631 (Symbol_table::do_allocate_commons): Add sort_order parameter.
4632 Change all callers.
4633 (Symbol_table::do_allocate_commons_list): Likewise.
4634
1c74fab0
ILT		 46352009-12-30 Ian Lance Taylor <iant@google.com>
4636
4637 PR 10916
4638 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
4639 symbols from this object, don't change the visibility of an
4640 undefined symbol.
4641 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
4642
6affe781
ILT		 46432009-12-30 Ian Lance Taylor <iant@google.com>
4644
4645 PR 10861
4646 * script.h (class Version_script_info): Define Language enum.
4647 Update declarations. Define Glob, Exact, and Lookup types. Add
4648 new fields globals_, locals_, and is_finalized_.
4649 * script.cc: Various formatting fixes.
4650 (class Parser_closure): Change language_stack_ from a vector of
4651 std::string to one of Version_script_info::Language. Adjust all
4652 uses accordingly.
4653 (class Lazy_demangler): Remove.
4654 (struct Version_expression): Change language from std::string to
4655 Version_script_info::Language.
4656 (Version_script_info::Version_script_info): New function.
4657 (Version_script_info::~Version_script_info): Don't call clear.
4658 (Version_script_info::finalize): New function.
4659 (Version_script_info::build_lookup_tables): New function.
4660 (Version_script_info::build_expression_list_lookup): New
4661 function.
4662 (Version_script_info::get_symbol_version_helper): Rewrite to use
4663 lookup tables.
4664 (Version_script_info::print_expression_list): Adjust to use
4665 Version_script_info::Language.
4666 (script_push_lex_into_version_mode): Check that the version script
4667 has not been finalized.
4668 (version_script_push_lang): Change language string to
4669 Version_script_info::Language.
4670 * options.cc (Command_line::version_script): New function.
4671 * options.h (class General_options): Add finalize_dynamic_list
4672 function. Change version_script from declaration to definition.
4673 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
4674 * testsuite/version_script.map: Remove duplicate def of foo.
4675 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
4676 version_script.map.
4677 * testsuite/Makefile.in: Rebuild.
4678
818bf354
ILT		 46792009-12-30 Ian Lance Taylor <iant@google.com>
4680
4681 PR 10843
4682 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
4683 if the input symbol index is 0, make the output symbol index 0.
4684
ebcc8304
ILT		 46852009-12-30 Ian Lance Taylor <iant@google.com>
4686
4687 PR 10670
4688 * options.h (class General_options): Add -x/--discard-all.
4689 * object.cc (Sized_relobj::do_count_local_symbols): Handle
4690 --discard-all. If the local symbol needs a dynamic entry, check
4691 that before handling --discard-locals.
4692
176fe33f
ILT		 46932009-12-30 Ian Lance Taylor <iant@google.com>
4694
bb321bb1
ILT		 4695 PR 10450
4696 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
4697 flags to PF_R.
4698 (Output_segment::add_output_section): Don't change the flags if
4699 the type is PT_TLS.
4700
176fe33f
ILT		 4701 PR 10450
4702 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
4703 GNU hash table if they need a dynamic value. Otherwise, don't add
4704 them if they are defined in a dynamic object or are forced local.
4705
e8cd95c7
ILT		 47062009-12-29 Ian Lance Taylor <iant@google.com>
4707
1b81fb71
ILT		 4708 PR 10450
4709 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
4710 .gnu.hash table for a 32-bit target.
4711
8d6d383d
ILT		 4712 PR 10450
4713 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
4714 regular and a dynamic object only needs a dynamic symbol table
4715 entry if it is externally visible.
4716
e785ec03
ILT		 4717 PR 10450
4718 * i386.cc (class Target_i386): Initialize global_offset_table_ in
4719 constructor. Add global_offset_table_ field.
4720 (Target_i386::got_section): Set global_offset_table_.
4721 (Target_i386::do_finalize_sections): Set global_offset_table_
4722 size.
4723 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
4724 in constructor. Add global_offset_table_ field.
4725 (Target_x86_64::got_section): Set global_offset_table_.
4726 (Target_x86_64::do_finalize_sections): Set global_offset_table_
4727 size.
4728
1a2dff53
ILT		 4729 * layout.cc (Layout::Layout): Initialize increase_relro_.
4730 (Layout::get_output_section): Add is_relro, is_last_relro, and
4731 is_first_non_relro parameters. Change all callers.
4732 (Layout::choose_output_section): Likewise.
4733 (Layout::add_output_section_data): Likewise.
4734 (Layout::make_output_section): Likewise.
4735 (Layout::set_segment_offsets): Clear increase_relro when using a
4736 linker script.
4737 * layout.h (class Layout): Add increase_relro method. Add
4738 increase_relro_ field. Update declarations.
4739 * output.cc (Output_section::Output_section): Initialize
4740 is_last_relro_ and is_first_non_relro_.
4741 (Output_segment::add_output_section): Group relro sections is
4742 do_sort is true. Handle is_last_relro and is_first_non_relro.
4743 (Output_segment::maximum_alignment): Remove relro handling.
4744 (Output_segment::set_section_addresses): Add increase_relro
4745 parameter. Change all callers. Add initial alignment to align
4746 relro sections on separate page. Remove old relro handling.
4747 (Output_segment::set_section_list_addresses): Remove in_relro
4748 parameter. Change all callers.
4749 (Output_segment::set_offset): Add increase parameter. Change all
4750 callers. Remove old relro handling.
4751 * output.h (class Output_section): Add new methods: is_last_relro,
4752 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
4753 Add is_last_relro_ and is_first_non_relro_ fields.
4754 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
4755 Create separate .got.plt section. Call increase_relro.
4756 * x86_64.cc (Target_x86_64::got_section): Likewise.
4757 * testsuite/relro_script_test.t: Add .got.plt.
4758
f0ba79e2
ILT		 4759 PR 10450
4760 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
4761 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
4762 (Layout::finalize): Call set_dynamic_symbol_size.
4763 (Layout::set_dynamic_symbol_size): New function.
4764 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
4765 set_dynamic_symbol_size.
4766
e8cd95c7
ILT		 4767 PR 10450
4768 * output.h (class Output_section): Add is_entsize_zero_ field.
4769 * output.cc (Output_section::Output_section): Initialize
4770 is_entsize_zero_.
4771 (Output_section::set_entsize): If two different entsizes are
4772 requested, force it to zero.
4773 (Output_section::add_input_section): Set flags for .debug_str
4774 before updating section flags. Set entsize.
4775 (Output_section::update_flags_for_input_section): Set SHF_MERGE
4776 and SHF_STRING if all input sections have those flags.
4777
3e1b9a8a
RÁE		 47782009-12-29 Rafael Espindola <espindola@google.com>
4779
4780 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 4781 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
4782 reporting.
3e1b9a8a 4783
3dcad376
ST		 47842009-12-29 Sriraman Tallam <tmsriram@google.com>
4785
4786 * options.cc (General_options::parse_version): Allow -v to exit
4787 without an error if there is nothing to link.
4788
084e2665
ILT		 47892009-12-29 Ian Lance Taylor <iant@google.com>
4790
4791 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
4792 using a version of gcc before 4.1.
4793 * configure: Rebuild.
4794
250acde3
CD		 47952009-12-28 Chris Demetriou <cgd@google.com>
4796
4797 * attributes.cc (Output_attributes_section_data::do_write): Use
4798 std::vector::front rather than std::vector::data.
4799
99fff23b
ILT		 48002009-12-28 Ian Lance Taylor <iant@google.com>
4801
4802 * symtab.h (class Symbol_table): Add enum Defined.
4803 * resolve.cc (Symbol_table::should_override): Add defined
4804 parameter. Change all callers. Test whether object is NULL
4805 before calling a method on it.
4806 (Symbol_table::report_resolve_problem): Add defined parameter.
4807 Change all callers.
4808 (Symbol_table::should_override_with_special): Likewise.
4809 * symtab.cc (Symbol_table::define_in_output_data): Add defined
4810 parameter. Change all callers.
4811 (Symbol_table::do_define_in_output_data): Likewise.
4812 (Symbol_table::define_in_output_segment): Likewise.
4813 (Symbol_table::do_define_in_output_segment): Likewise.
4814 (Symbol_table::define_as_constant): Likewise.
4815 (Symbol_table::do_define_as_constant): Likewise.
4816 * script.h (class Symbol_assignment): Add is_defsym parameter to
4817 constructor; change all callers.
4818 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
4819 parameter. Change all callers. Add is_defsym_ field.
4820 (class Parser_closure): Add parsing_defsym parameter to
4821 constructor; change all callers. Add parsing_defsym accessor
4822 function. Add parsing_defsym_ field.
4823
556bd683
ILT		 48242009-12-28 Ian Lance Taylor <iant@google.com>
4825
4826 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 4827 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 4828
1782c879
ILT		 48292009-12-23 Ian Lance Taylor <iant@google.com>
4830
4831 * i386.cc (Target_i386::do_calls_non_split): Recognize
4832 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 4833 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
4834 -fsplit-stack prologue when using %r11.
1782c879 4835
329ca2b1
ST		 48362009-12-21 Sriraman Tallam <tmsriram@google.com>
4837
4838 * options.cc (General_options::parse_version): Make -v continue and do
4839 the link like GNU ld does.
4840
d675ff46
RÁE		 48412009-12-17 Rafael Avila de Espindola <espindola@google.com>
4842
4843 * Makefile.am (CCFILES): Add timer.cc.
4844 (HFILES): Add timer.h.
4845 * configure.ac: Check for sysconf and times.
4846 * main.cc: include timer.h.
4847 (main): Use Timer instead of get_run_time.
4848 * timer.cc: New.
4849 * timer.h: New.
4850 * workqueue.cc: include timer.h.
4851 (Workqueue::find_and_run_task):
4852 Report user, sys and wall time.
4853 * Makefile.in: Regenerate.
4854 * config.in: Regenerate.
4855 * configure: Regenerate.
4856
d6344fb5
DK		 48572009-12-16 Doug Kwan <dougkwan@google.com>
4858
4859 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4860 sections.
4861 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4862 relaxed input sections.
4863 * output.cc (Output_section::find_relaxed_input_section): Change
4864 return type to Output_relaxed_input_section pointer. Adjust code
4865 for new type of relaxed_input_section_map_.
4866 * output.h (Output_section::find_relaxed_input_section): Change
4867 return type to Output_relaxed_input_section pointer.
4868 (Output_section::Output_relaxed_input_section_by_input_section_map):
4869 New type.
4870 (Output_section::relaxed_input_section_map_): Change type to
4871 Output_section::Output_relaxed_input_section_by_input_section_map.
4872 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4873 input section.
4874
0e0d5469
ILT		 48752009-12-15 Ian Lance Taylor <iant@google.com>
4876
4877 * layout.cc (Layout::create_shstrtab): Only write out after input
4878 sections if we are compressing debug sections.
4879
0649a889
ILT		 48802009-12-15 Ian Lance Taylor <iant@google.com>
4881
4882 * archive.cc (Archive::add_symbols): Only look up a symbol without
4883 a version if there is, in fact, a version.
4884
2ea97941
ILT		 48852009-12-14 Ian Lance Taylor <iant@google.com>
4886
4887 Revert -Wshadow changes, all changes from:
4888 2009-12-11 Doug Kwan <dougkwan@google.com>
4889 2009-12-11 Nick Clifton <nickc@redhat.com>
4890 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4891
b0eec2cc
DK		 48922009-12-11 Doug Kwan <dougkwan@google.com>
4893
4894 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4895 due to -Wshadow.
4896 * attributes.cc (Object_attribute::size): Ditto.
4897 (Attributes_section_data::size): Ditto.
4898 (Attributes_section_data::Attributes_section_data): Ditto.
4899 (Output_attributes_section_data::do_write): Ditto.
4900 * attributes.h (Object_attribute::set_type): Ditto.
4901 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4902
91d6fa6a
NC		 49032009-12-11 Nick Clifton <nickc@redhat.com>
4904
4905 * archive.cc: Fix shadowed variable warnings.
4906 * arm.cc: Likewise.
4907 * compressed_output.cc: Likewise.
4908 * compressed_output.h: Likewise.
4909 * configure: Likewise.
4910 * dwarf_reader.cc: Likewise.
4911 * dynobj.cc: Likewise.
4912 * dynobj.h: Likewise.
4913 * ehframe.cc: Likewise.
4914 * ehframe.h: Likewise.
4915 * errors.cc: Likewise.
4916 * expression.cc: Likewise.
4917 * fileread.cc: Likewise.
4918 * fileread.h: Likewise.
4919 * freebsd.h: Likewise.
4920 * i386.cc: Likewise.
4921 * icf.cc: Likewise.
4922 * incremental.h: Likewise.
4923 * layout.cc: Likewise.
4924 * layout.h: Likewise.
4925 * mapfile.cc: Likewise.
4926 * merge.cc: Likewise.
4927 * merge.h: Likewise.
4928 * object.cc: Likewise.
4929 * object.h: Likewise.
4930 * options.h: Likewise.
4931 * output.cc: Likewise.
4932 * output.h: Likewise.
4933 * parameters.cc: Likewise.
4934 * plugin.cc: Likewise.
4935 * powerpc.cc: Likewise.
4936 * reduced_debug_output.cc: Likewise.
4937 * reduced_debug_output.h: Likewise.
4938 * reloc.cc: Likewise.
4939 * reloc.h: Likewise.
4940 * resolve.cc: Likewise.
4941 * script-sections.cc: Likewise.
4942 * script.cc: Likewise.
4943 * script.h: Likewise.
4944 * sparc.cc: Likewise.
4945 * symtab.cc: Likewise.
4946 * symtab.h: Likewise.
4947 * target-select.cc: Likewise.
4948 * target-select.h: Likewise.
4949 * token.h: Likewise.
4950 * workqueue.cc: Likewise.
4951 * workqueue.h: Likewise.
4952 * x86_64.cc: Likewise.
4953
a0351a69
DK		 49542009-12-10 Doug Kwan <dougkwan@google.com>
4955
4956 * arm.cc (attributes.h): New include.
4957 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4958 (Arm_relobj::~Arm_relobj): Delete object pointed by
4959 attributes_section_data_.
4960 (Arm_relobj::attributes_section_data): New method definition.
4961 (Arm_relobj::attributes_section_data_): New data member declaration.
4962 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4963 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4964 attributes_section_data_.
4965 (Arm_dynobj::attributes_section_data): New method definition.
4966 (Arm_dynobj::attributes_section_data_): New data member declaration.
4967 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4968 initialization value of may_use_blx_ to false.
4969 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4970 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4971 object attributes to compute results instead of hard-coding.
4972 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4973 Target_arm::get_secondary_compatible_arch,
4974 Target_arm::set_secondary_compatible_arch
4975 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4976 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4977 New method declarations.
4978 (Target_arm::get_aeabi_object_attribute): New method definition.
4979 (Target_arm::attributes_section_data_): New data member declaration.
4980 (read_arm_attributes_section): New template definition.
4981 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4982 (Arm_dynobj::do_read_symbols): Ditto.
4983 (Target_arm::do_finalize_sections): Merge attributes sections from
4984 input. Check for BLX use after attributes section merging.
4985 Fix __exidx_start and __exidx_end visibility. Create an
4986 .ARM.attributes section if necessary.
4987 (Target_arm::get_secondary_compatible_arch,
4988 Target_arm::set_secondary_compatible_arch,
4989 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4990 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 4991 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 4992 New method definitions.
4993
b59befec
ILT		 49942009-12-09 Ian Lance Taylor <iant@google.com>
4995
4996 * plugin.cc (Plugin::load): Don't cast from void* to a function
4997 pointer.
4998
1276bc89
ILT		 49992009-12-09 Ian Lance Taylor <iant@google.com>
5000
5001 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
5002 information fields.
5003
2f2de248
L		 50042009-12-09 H.J. Lu <hongjiu.lu@intel.com>
5005
5006 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
5007 Replace two_file_shared_1.so with two_file_shared_2.so.
5008 * testsuite/Makefile.in: Regenerated.
5009
4f787271
DK		 50102009-12-08 Doug Kwan <dougkwan@google.com>
5011
5012 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
5013 (HFILES): Add attributes.h and int_encoding.h.
5014 * Makefile.in: Regenerate.
5015 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
5016 function definitions to int_encoding.cc
5017 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
5018 prototypes to int_encoding.h
5019 * reduced_debug_output.cc (int_encoding.h): New include.
5020 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
5021 function definitions to int_encoding.cc
5022 (insert_into_vector, read_from_pointer): Move template definitions to
5023 int_encoding.h
5024 * attributes.cc: New file.
5025 * attributes.h: New file.
5026 * int_encoding.cc: New file.
5027 * int_encoding.h: New file.
5028
20b52f1a
RÁE		 50292009-12-07 Rafael Avila de Espindola <espindola@google.com>
5030
5031 PR gold/11055
5032 * incremental-dump.cc (dump_incremental_inputs): New.
5033 (main): Use dump_incremental_inputs.
5034
53d7974c
L		 50352009-12-07 H.J. Lu <hongjiu.lu@intel.com>
5036
5037 PR gold/10893
5038 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
5039 checking elfcpp::STT_FUNC.
5040 (Target_i386::Relocate::relocate): Likewise.
5041 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5042
5043 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
5044 symbols from shared libraries into normal FUNC symbols.
5045
5046 * symtab.h (Symbol): Add is_func and use it.
5047
05a352e6
DK		 50482009-12-05 Doug Kwan <dougkwan@google.com>
5049
5050 * arm.cc (Target_arm::arm_info): Initialize new fields
5051 attributes_section and attributes_vendor.
5052 * i386.cc (Target_i386::i386_info): Same.
5053 * object.cc (Sized_relobj::do_layout): Skip attribute section.
5054 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
5055 fields attributes_section and attributes_vendor.
53d7974c 5056 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 5057 * target.h (Target::attributes_section, Target::attributes_vendor,
5058 Target::is_attributes_section, Target::attribute_arg_type,
5059 Target::attributes_order): New method definitions.
5060 (Target::Target_info::attributes_section,
5061 Target::Target_info::attributes_vendor): New fields.
5062 (Target::do_attribute_arg_type, Target::do_attributes_order): New
5063 virtual method definitions.
5064 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
5065 attributes_section and attributes_vendor.
5066 * testsuite/testfile.cc (Target_test::test_target_info): Same.
5067
f4e5969c
DK		 50682009-12-05 Doug Kwan <dougkwan@google.com>
5069
5070 * arm.cc: Update comments about interworking and stub generation.
5071 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
5072 considered as non-PIC.
5073 (Arm_relocate_functions::base_abs): Fix formatting.
5074 (Arm_relocate_functions::got_prel): Fix comment. Change interface
5075 of function to use GOT entry address instead of offset.
5076 (Target_arm::Scan::global): Issue an error if a symbol would need a
5077 PLT does not get one because it is untyped. Remove code to create
5078 dynamic symbols for relative branches.
5079 (Target_arm::Relocate::relocate: Use 0 instead of false since function
5080 takes unsigned integer instead of boolean.
5081
1abce4a6
L		 50822009-12-05 H.J. Lu <hongjiu.lu@intel.com>
5083
5084 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
5085 (two_file_test_LDADD): Likewise.
5086 (common_test_1_LDADD): Likewise.
5087 (exception_test_LDADD) Likewise.
5088 (weak_test_LDADD): Likewise.
5089 (many_sections_test_LDADD): Likewise.
5090 (initpri1_LDADD): Likewise.
5091 (script_test_1_LDADD): Likewise.
5092 (script_test_2_LDADD): Likewise.
5093 (justsyms_LDADD): Likewise.
5094 (binary_test_LDADD): Likewise.
5095 (large_LDADD): Likewise.
5096 * testsuite/Makefile.in: Regenerated.
5097
adcf2816 50982009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 5099
adcf2816
L		 5100 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
5101 (Symbol_table::override_with_special): Likewise.
5102 (Symbol_table::add_from_object): Likewise.
5103
28e67f5d
RÁE		 51042009-12-04 Rafael Avila de Espindola <espindola@google.com>
5105
5106 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5107 Don't set the data_offset twice.
5108
ae10a101
RÁE		 51092009-12-04 Rafael Avila de Espindola <espindola@google.com>
5110
5111 * testsuite/Makefile.in: Regenerate.
5112
f59f41f3
DK		 51132009-12-03 Doug Kwan <dougkwan@google.com>
5114
5115 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
5116 (Target_arm::do_finalize_sections): Add parameter for symbol table
5117 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
5118 * i386.cc (Target_i386::do_finalize_sections): Add an additional
5119 parameter for symbol table pointer.
5120 * layout.cc (Layout::finalize): Call Target::finalize_sections with
5121 an additional parameter for a pointer to symbol table.
5122 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
5123 parameter for a symbol table pointer.
5124 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
5125 * target.h (Target::finalize_sections, Target::do_finalize_sections):
5126 Ditto.
5127 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
5128 parameter for a symbol table pointer.
5129
ca55d848
RÁE		 51302009-12-03 Rafael Avila de Espindola <espindola@google.com>
5131
5132 * incremental.cc (Incremental_inputs_header)
5133 (Incremental_inputs_header_write, Incremental_inputs_entry)
5134 (Incremental_inputs_entry_write): Move ...
5135 * incremental.h (Incremental_inputs_header)
5136 (Incremental_inputs_header_write, Incremental_inputs_entry)
5137 (Incremental_inputs_entry_write): here.
5138
3aec4f9c
RÁE		 51392009-12-02 Rafael Avila de Espindola <espindola@google.com>
5140
5141 * incremental.cc (make_sized_incremental_binary): Set the target.
5142 Error if it is incompatible.
5143 * output.h (Output_file): Add filename method.
5144
9c0ae74d
RÁE		 51452009-12-02 Rafael Avila de Espindola <espindola@google.com>
5146
5147 * incremental.cc (Incremental_inputs_entry): Remove unused argument
5148 from the get_* methods.
5149
a45500ae
RÁE		 51502009-12-02 Rafael Avila de Espindola <espindola@google.com>
5151
5152 * incremental-dump.cc (main): Check that the offeset of a script is 0.
5153 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
5154 Write 0 for the data_offset of scripts.
5155
325e6408
RÁE		 51562009-12-02 Rafael Avila de Espindola <espindola@google.com>
5157
5158 * testsuite/Makefile.am: Add the incremental_test.sh test.
5159 * testsuite/incremental_test.sh: New.
5160 * testsuite/incremental_test_1.c: New.
5161 * testsuite/incremental_test_2.c: New.
5162
954c3e2e
RÁE		 51632009-12-01 Rafael Avila de Espindola <espindola@google.com>
5164
5165 * incremental-dump.cc (main): Fix typos.
5166
f8086623
RÁE		 51672009-11-27 Rafael Avila de Espindola <espindola@google.com>
5168
5169 PR gold/11025
5170 * incremental-dump.cc (main): Use llu to print 64 bit values.
5171
3b0dd6ac
L		 51722009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
5173 H.J. Lu <hongjiu.lu@intel.com>
5174
5175 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
5176 $(LIBDL).
5177 (incremental_dump_LDADD): Likewise.
5178 * Makefile.in: Regenerated.
5179
a6d1ef57 51802009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 5181
a6d1ef57
DK		 5182 Revert:
5183
5184 2009-11-25 Doug Kwan <dougkwan@google.com>
5185
5186 * arm.cc (Target_arm::Target_arm): Move method definition
5187 outside of class definition. Add code to handle
5188 --target1-rel, --target1-abs and --target2= options.
5189 (Target_arm::get_reloc_reloc_type): Change method to be
5190 non-static and const.
5191 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
5192 New data member declaration.
5193 (Target_arm::Scan::local, Target_arm::Scan::global,
5194 Target_arm::Relocate::relocate,
5195 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5196 Adjust call to Target_arm::get_real_reloc_type.
5197 (Target_arm::get_real_reloc_type): Use command line options
5198 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5199 * options.h (--target1-rel, --target1-abs, --target2): New
5200 ARM-only options.
5201
50aeb7d4
DK		 52022009-11-25 Doug Kwan <dougkwan@google.com>
5203
5204 * arm.cc (Target_arm::Target_arm): Move method definition outside of
5205 class definition. Add code to handle --target1-rel, --target1-abs
5206 and --target2= options.
5207 (Target_arm::get_reloc_reloc_type): Change method to be non-static
5208 and const.
5209 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
5210 member declaration.
5211 (Target_arm::Scan::local, Target_arm::Scan::global,
5212 Target_arm::Relocate::relocate,
5213 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
5214 call to Target_arm::get_real_reloc_type.
5215 (Target_arm::get_real_reloc_type): Use command line options to
5216 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
5217 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
5218 options.
5219
51938283
DK		 52202009-11-25 Doug Kwan <dougkwan@google.com>
5221
5222 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
5223 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
5224 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
5225 formatting.
5226 (Arm_relocate_functions::thm_call): Replace body with a call to
5227 Arm_relocate_functions::thumb_branch_common.
5228 (Arm_relocate_functions::thm_jump24,
5229 Arm_relocate_functions::thm_xpc22): New method definitions.
5230 (Arm_relocate_functions::thumb_branch_common): New method definition.
5231 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
5232 operator.
5233 (Target_arm::Relocate::relocate): Adjust call to thm_call.
5234 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
5235
e2b8f3c4
RÁE		 52362009-11-24 Rafael Avila de Espindola <espindola@google.com>
5237
5238 * Makefile.am: Build incremental-dump
5239 * Makefile.in: Regenerate.
5240 * incremental-dump.cc: New.
5241 * incremental.cc (Incremental_inputs_header_data,
5242 Incremental_inputs_entry_data): Move to incremental.h
5243 * incremental.h: (Incremental_inputs_header_data,
5244 Incremental_inputs_entry_data): Move from incremental.cc
5245
bcba9aec
RÁE		 52462009-11-24 Rafael Avila de Espindola <espindola@google.com>
5247
5248 * incremental.cc (Incremental_inputs_header,
5249 Incremental_inputs_header_write, Incremental_inputs_entry,
5250 Incremental_inputs_entry_write): Add a typedef with the data type.
5251
7c3afe08
RÁE		 52522009-11-24 Rafael Avila de Espindola <espindola@google.com>
5253
5254 * incremental.cc (Incremental_inputs_header,
5255 Incremental_inputs_header_write, Incremental_inputs_entry,
5256 Incremental_inputs_entry_write): Update comment about which
5257 type has the filed descriptions.
5258
d204b6e9
DK		 52592009-11-15 Doug Kwan <dougkwan@google.com>
5260
5261 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
5262 (Arm_relocate_functions::arm_branch_common): Change method defintion
5263 in class definition to a method declaration and update list of formal
5264 parameters.
5265 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
5266 Arm_relocation_functions::jump24): Adjust call to
5267 Arm_relocate_functions::arm_branch_common. Update list of formal
5268 parameters.
5269 (Arm_relocate_functions::xpc25): New method definition.
5270 (Arm_relocate_functions::arm_branch_common): Move method defintion
5271 out from class definition. Use stubs for mode-switching and extending
5272 branch ranges.
5273 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
5274 specially. Change code to enable use of stubs in ARM branches.
5275
43d12afe
DK		 52762009-11-10 Doug Kwan <dougkwan@google.com>
5277
5278 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
5279 in method declaration.
5280 (Target_arm::relocate_stub): New method declaration.
5281 (Target_arm::default_target): Change to return a pointer instead of
5282 a const reference.
5283 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
5284 Target_arm::default_target.
5285 (Arm_Relobj::do_relocate_sections): Remove options paramater in
5286 method definition.
5287 (Target_arm::relocate_section): Adjust view.
5288 (Target_arm::relocate_stub): New method definition.
5289
ac33a407
DK		 52902009-11-10 Doug Kwan <dougkwan@google.com>
5291
5292 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
5293 a format warning.
5294 * incremental.cc (open_incremental_binary): Initialized local
5295 variables to avoid warnings.
5296 * object.cc (make_elf_object): Ditto.
5297 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
5298 a format warning.
e1df38aa 5299
88ee28e9
L		 5300009-11-09 H.J. Lu <hongjiu.lu@intel.com>
5301
5302 PR gold/10930
5303 * testsuite/plugin_test.c: Include "config.h".
5304
2daedcd6
DK		 53052009-11-09 Doug Kwan <dougkwan@google.com>
5306
5307 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
5308 (arm_symbol_value): Remove.
5309 (Arm_relocate_functions::arm_branch_common,
5310 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
5311 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
5312 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
5313 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
5314 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
5315 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
5316 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
5317 Arm_relocate_functions::thm_mobw_abs_nc,
5318 Arm_relocate_functions::thm_mov_abs,
5319 Arm_relocate_functions::movw_prel_nc,
5320 Arm_relocate_functions::thm_movt_abs,
5321 Arm_relocate_functions::movt_prel,
5322 Arm_relocate_functions::thm_movw_prel_nc,
5323 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
5324 (Target_arm::Relocate::relocate): Only decompose address into two
5325 parts if relocation type uses the thumb-bit and pass the actual
5326 bit instead of a flag indicating that the thumb-bit is used. Adjust
5327 calls to methods in Arm_relocate_functions for this change.
5328
1276bc89 53292009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 5330
5331 PR 10925
5332 * reloc.cc: Instantiate
5333 Sized_relobj::initialize_input_to_output_maps and
5334 Sized_relobj:free_input_to_output_maps.
5335
e53ad1b5
ILT		 53362009-11-06 Ian Lance Taylor <iant@google.com>
5337
5338 PR 10876
5339 * defstd.cc (in_segment): Set only_if_ref true for "end".
5340
eb44217c
DK		 53412009-11-06 Doug Kwan <dougkwan@google.com>
5342
5343 * arm.cc (class Reloc_stub): Correct a comment.
5344 (Target_arm::Target_arm): Initialize arm_input_section_map_.
5345 (Target_arm::scan_section_for_stubs): New method declaration.
5346 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
5347 Change methods from private to protected.
5348 (Target_arm::do_may_relax): New method definition.
5349 (Target_arm::do_relax, Target_arm::group_sections,
5350 Target_arm::scan_reloc_for_stub,
5351 Target_arm::scan_reloc_section_for_stubs): New method declarations.
5352 (Target_arm::arm_input_section_map_): New data member declaration.
5353 (Target_arm::scan_reloc_for_stub,
5354 Target_arm::scan_reloc_section_for_stubs,
5355 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
5356 Target_arm::do_relax): New method definitions.
5357
5d329b7d
ILT		 53582009-11-06 Mikolaj Zalewski <mikolaj@google.com>
5359
5360 * configure.ac: Check for (struct stat)::st_mtim
5361 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
5362 * config.in: Regenerate.
5363 * configure: Regenerate.
5364
96a0d71b
ILT		 53652009-11-05 Ian Lance Taylor <iant@google.com>
5366
5367 PR 10910
5368 * output.cc (Output_segment::add_output_section): Add missing
5369 return statement.
5370
594c8e5e
ILT		 53712009-11-04 Ian Lance Taylor <iant@google.com>
5372
5373 PR 10880
5374 * object.h (class Object): Add is_needed and set_is_needed
5375 methods. Add is_needed_ field. Make bool fields into bitfields.
5376 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
5377 defined in a dynamic object and referenced by a regular object,
5378 set is_needed for the dynamic object.
5379 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
5380 if the file is marked with as_needed and it is not needed.
5381
22b127cc
ILT		 53822009-11-04 Ian Lance Taylor <iant@google.com>
5383
5384 PR 10887
5385 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
5386 tags if data is discarded by linker script.
5387 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5388 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5389 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5390 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5391
f5c870d2
ILT		 53922009-11-04 Ian Lance Taylor <iant@google.com>
5393
5394 * layout.cc (Layout::get_output_section): Add is_interp and
5395 is_dynamic_linker_section parameters. Change all callers.
5396 (Layout::choose_output_section): Likewise.
5397 (Layout::make_output_section): Likewise.
5398 (Layout::add_output_section_data): Add is_dynamic_linker_section
5399 parameter. Change all callers.
5400 * layout.h (class Layout): Update declarations.
5401 * output.h (class Output_section): Add is_interp, set_is_interp,
5402 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
5403 Add is_interp_, is_dynamic_linker_section_ fields. Change
5404 generate_code_fills_at_write_ to a bitfield.
5405 * output.cc (Output_section::Output_sections): Initialize new
5406 fields.
5407 (Output_segment::add_output_section): Add do_sort parameter.
5408 Change all callers.
5409
1ae4d23b
ILT		 54102009-11-03 Ian Lance Taylor <iant@google.com>
5411
5412 PR 10860
5413 * options.h (class General_options): Add --warn-common.
5414 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
5415 merging two common symbols.
5416 (Symbol_table::should_override): Handle --warn-common when merging
5417 a common symbol with a defined symbol. Use report_resolve_problem
5418 for multiple definitions.
5419 (Symbol_table::report_resolve_problem): New function.
5420 * symtab.h (class Symbol_table): Declare report_resolve_problem.
5421
55da9579
DK		 54222009-11-03 Doug Kwan <dougkwan@google.com>
5423
5424 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
5425 stub_factory_.
5426 (Target_arm::stub_factory): New method definition.
5427 (Target_arm::new_arm_input_section,
5428 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
5429 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 5430 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 5431 New type definitions.
5432 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
5433 member declarations.
5434 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
5435 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
5436 New method definitions.
5437
37a9ac43
ILT		 54382009-11-03 Ian Lance Taylor <iant@google.com>
5439
5440 * options.h (class General_options): Add --warn_constructors.
5441
b3d6a3d4
ILT		 54422009-11-03 Ian Lance Taylor <iant@google.com>
5443
5444 PR 10893
5445 * defstd.cc (in_section): Add entries for __rel_iplt_start,
5446 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
5447
934b01dd
ILT		 54482009-11-03 Ian Lance Taylor <iant@google.com>
5449
5450 PR 10895
5451 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
5452 --msgid-bugs-address.
5453 (install-pdf): New target.
5454 (install-data_yes): Look up one directory to find mkinstalldirs.
5455
03c1939b
L		 54562009-11-03 H.J. Lu <hongjiu.lu@intel.com>
5457
5458 * po/Make-in (.po.gmo): Don't generate .gmo files in source
5459 tree.
5460
ebd95253
DK		 54612009-10-30 Doug Kwan <dougkwan@google.com>
5462
5463 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
5464
e9bbb538
DK		 54652009-10-30 Doug Kwan <dougkwan@google.com>
5466
5467 * arm.cc (Stub_addend_reader): New struct template definition
5468 and partial specializations.
5469 (Stub_addend_reader::operator()): New method definition for a
5470 partially specialized template.
5471
d5b40221
DK		 54722009-10-30 Doug Kwan <dougkwan@google.com>
5473
5474 * arm.cc (Arm_relobj::processor_specific_flags): New method
5475 definition.
5476 (Arm_relobj::do_read_symbols): New method declaration.
5477 (Arm_relobj::processor_specific_flags_): New data member declaration.
5478 (Arm_dynobj): New class definition.
5479 (Target_arm::do_finalize_sections): Add input_objects parameter.
5480 (Target_arm::do_adjust_elf_header): New method declaration.
5481 (Target_arm::are_eabi_versions_compatible,
5482 (Target_arm::merge_processor_specific_flags): New method declaration.
5483 (Target_arm::do_make_elf_object): New overloaded method definitions
5484 and declaration.
5485 (Arm_relobj::do_read_symbols): New method definition.
5486 (Arm_dynobj::do_read_symbols): Ditto.
5487 (Target_arm::do_finalize_sections): Add input_objects parameters.
5488 Merge processor-specific flags from all input objects.
5489 (Target_arm::are_eabi_versions_compatible,
5490 Target_arm::merge_processor_specific_flags,
5491 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
5492 New method definitions.
5493 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
5494 Input_objects pointer type parameter.
5495 * layout.cc (Layout::finalize): Pass input objects to target's.
5496 finalize_sections function.
5497 * output.cc (Output_file_header::do_sized_write): Set ELF file
5498 header's processor-specific flags.
5499 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
5500 Input_objects pointer type parameter.
5501 * sparc.cc (Target_sparc::do_finalize_sections): Same.
5502 * target.h (Input_objects): New forward class declaration.
5503 (Target::processor_specific_flags,
5504 Target::are_processor_specific_flags_sect): New method definitions.
5505 (Target::finalize_sections): Add input_objects parameter.
5506 (Target::Target): Initialize processor_specific_flags_ and
5507 are_processor_specific_flags_set_.
5508 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
5509 parameter.
5510 (Target::set_processor_specific_flags): New method definition.
5511 (Target::processor_specific_flags_,
5512 Target::are_processor_specific_flags_set_): New data member
5513 declarations.
5514 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
5515 Input_objects pointer type parameter.
5516
ebabffbd
DK		 55172009-10-30 Doug Kwan <dougkwan@google.com>
5518
5519 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5520
ad0f2072
ILT		 55212009-10-28 Ian Lance Taylor <iant@google.com>
5522
5523 * object.h (class Relobj): Drop options parameter from
5524 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
5525 do_scan_relocs, do_relocate. Change all callers.
5526 (class Sized_relobj): Drop options parameters from
5527 do_gc_process_relocs, do_scan_relocs, do_relocate,
5528 do_relocate_sections, relocate_sections, emit_relocs_scan,
5529 emit_relocs_scan_reltype. Change all callers.
5530 (struct Relocate_info): Remove options field and all references to
5531 it.
5532 * reloc.h (class Read_relocs): Remove options constructor
5533 parameter and options_ field. Change all callers.
5534 (class Gc_process_relocs, class Scan_relocs): Likewise.
5535 (class Relocate_task): Likewise.
5536 * target-reloc.h (scan_relocs): Remove options parameter. Change
5537 all callers.
5538 (scan_relocatable_relocs): Likewise.
5539 * target.h (class Sized_target): Remove options parameter from
5540 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
5541 all callers.
5542 * gc.h (gc_process_relocs): Remove options parameter. Change all
5543 callers.
5544 * arm.cc: Update functions to remove options parameters.
5545 * i386.cc: Likewise.
5546 * powerpc.cc: Likewise.
5547 * sparc.cc: Likewise.
5548 * x86_64.cc: Likewise.
5549 * testsuite/testfile.cc: Likewise.
5550
8ffa3667
DK		 55512009-10-28 Doug Kwan <dougkwan@google.com>
5552
5553 * arm.cc (Arm_relobj): New class definition.
e1df38aa 5554 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 5555 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
5556 New method definitions.
5557
40f36857
CC		 55582009-10-28 Cary Coutant <ccoutant@google.com>
5559
5560 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
5561 (Plugin::cleanup_done_): New member.
5562 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
5563 (Plugin_manager::cleanup_done_): Remove.
5564 (Plugin_manager::add_input_file): Edit error message.
5565 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
5566 (Plugin_manager::cleanup): Remove use of cleanup_done_.
5567
2c849493
ILT		 55682009-10-27 Mikolaj Zalewski <mikolajz@google.com>
5569
5570 * fileread.cc: (File_read::View::~View): Use the new
5571 data_ownership_ filed.
5572 (File_read::~File_read): Dispose the new whole_file_view_.
5573 (File_read::open): Mmap the whole file if needed.
5574 (File_read::open): Use whole_file_view_ instead of contents_.
5575 (File_read::find_view): Use whole_file_view_ if applicable.
5576 (File_read::do_read): Use whole_file_view_ instead of contents_.
5577 (File_read::make_view): Use whole_file_view_ instead of contents_,
5578 update File_read::View::View call.
5579 (File_read::find_or_make_view): Update File_read::View::View
5580 call.
5581 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
5582 remove contents_
5583 (File_read::View::Data_ownership): New enum.
5584 (File_read::View::View): Replace bool mapped_ with Data_ownership
5585 argument.
5586 (File_read::View::mapped_): Remove (replaced by data_ownership_).
5587 (File_read::View::data_ownership_): New field.
5588 (File_read::contents_): Remove (replaced by whole_file_view_).
5589 (File_read::whole_file_view_): New field.
5590 * options.h (class General_options): Add --keep-files-mapped.
5591
24998053
CC		 55922009-10-27 Cary Coutant <ccoutant@google.com>
5593
5594 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
5595 * testsuite/Makefile.am (plugin_test_5): New test case.
5596 * testsuite/Makefile.in: Regenerate.
5597
72adc4fa
DK		 55982009-10-25 Doug Kwan <dougkwan@google.com>
5599
5600 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
5601 from private to protected to allow access by child class.
5602 (Sized_relobj::do_relocate_sections): New method declaration.
5603 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 5604 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 5605 Sized_relobj::relocate_sections. Instantiate template explicitly
5606 for different target sizes and endianity.
5607
07f508a2
DK		 56082009-10-24 Doug Kwan <dougkwan@google.com>
5609
5610 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
5611 (Arm_input_section::as_arm_input_section): New method.
5612 (Arm_output_section): New class definition.
5613 (Arm_output_section::create_stub_group,
5614 Arm_output_section::group_sections): New method definitions.
5615
10ad9fe5
DK		 56162009-10-22 Doug Kwan <dougkwan@google.com>
5617
5618 * arm.cc (Arm_input_section): New class definition.
5619 (Arm_input_section::init, Arm_input_section:do_write,
5620 Arm_input_section::set_final_data_size,
5621 Arm_input_section::do_reset_address_and_file_offset): New method
5622 definitions.
5623
56ee5e00
DK		 56242009-10-21 Doug Kwan <dougkwan@google.com>
5625
5626 * arm.cc (Stub_table, Arm_input_section): New forward class
5627 declarations.
5628 (Stub_table): New class defintion.
5629 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
5630 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
5631 New method definition.
5632
b569affa
DK		 56332009-10-21 Doug Kwan <dougkwan@google.com>
5634
5635 * arm.cc: Update copyright comments.
5636 (Target_arm): New forward class template declaration.
5637 (Arm_address): New type.
5638 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
5639 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
5640 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
5641 constants.
5642 (Insn_template): Same.
5643 (DEF_STUBS): New macro.
5644 (Stub_type): New enum type.
5645 (Stub_template): New class definition.
5646 (Stub): Same.
5647 (Reloc_stub): Same.
5648 (Stub_factory): Same.
5649 (Target_arm::Target_arm): Initialize may_use_blx_ and
5650 should_force_pic_veneer_.
5651 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
5652 Target_arm::should_force_pic_veneer,
5653 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
5654 Target_arm::using_thumb_only, Target_arm:;default_target): New
5655 method defintions.
5656 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
5657 New data member declarations.
5658 (Insn_template::size, Insn_template::alignment): New method defintions.
5659 (Stub_template::Stub_template): New method definition.
5660 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
5661 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
5662 (Stub_factory::Stub_factory): New method definition.
5663 * gold.h (string_hash): New template.
5664 * output.h (Input_section_specifier::hash_value): Use
5665 gold::string_hash.
5666 (Input_section_specifier::string_hash): Remove.
5667 * stringpool.cc (Stringpool_template::string_hash): Use
5668 gold::string_hash.
5669
6c172549
DK		 56702009-10-20 Doug Kwan <dougkwan@google.com>
5671
5672 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
5673 symbols of relaxed input sections.
5674 * output.h (Output_section::find_relaxed_input_section): Make
5675 method public.
5676
c5617f2f
DK		 56772009-10-16 Doug Kwan <dougkwan@google.com>
5678
5679 * dynobj.cc (Versions::Versions): Initialize version_script_.
5680 Only insert base version symbol definition for a shared object
5681 if version script defines any version versions.
5682 (Versions::define_base_version): New method definition.
5683 (Versions::add_def): Check that base version is not needed.
5684 (Versions::add_need): Define base version lazily.
5685 * dynobj.h (Versions::define_base_version): New method declaration.
5686 (Versions::needs_base_version_): New data member declaration.
5687 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
5688 (check_DATA): Add no_version_test.stdout.
5689 (libno_version_test.so, no_version_test.o no_version_test.stdout):
5690 New make rules.
5691 * testsuite/Makefile.in: Regenerate.
5692 * testsuite/no_version_test.c: New file.
5693 * testsuite/no_version_test.sh: Ditto.
5694
3c12dcdb
DK		 56952009-10-16 Doug Kwan <dougkwan@google.com>
5696
5697 * expression.cc (class Segment_start_expression): New class definition.
5698 (Segment_start_expression::value): New method definition.
5699 (script_exp_function_segment_start): Return a new
5700 Segment_start_expression.
5701 * gold/script-c.h (script_saw_segment_start_expression): New function
5702 prototype.
5703 * script-sections.cc (Script_sections::Script_sections): Initialize
5704 SAW_SEGMENT_START_EXPRESSION_ to false.
5705 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
5706 and -Tbbs options to specify section addresses if given in
5707 command line and no SEGMENT_START expression is seen in a script.
5708 * script-sections.h (Script_sections::saw_segment_start_expression,
5709 Script_sections::set_saw_segment_start_expression): New method
5710 definition.
5711 (Script_sections::saw_segment_start_expression_): New data member
5712 declaration.
5713 * script.cc (script_saw_segment_start_expression): New function.
5714 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
5715 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
5716 script_test_7.sh and script_test_8.sh.
5717 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
5718 script_test_8.stdout.
5719 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
5720 (script_test_6, script_test_6.stdout, script_test_7,
5721 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
5722 * Makefile.in: Regenerate.
5723 * testsuite/script_test_6.sh: New file.
5724 * testsuite/script_test_6.t: Same.
5725 * testsuite/script_test_7.sh: Same.
5726 * testsuite/script_test_7.t: Same.
5727 * testsuite/script_test_8.sh: Same.
5728
64b1ae37
DK		 57292009-10-16 Doug Kwan <dougkwan@google.com>
5730
5731 * output.cc (Output_segment::set_section_list_address): Cast
5732 expressions to unsigned long long type to avoid format warnings.
5733
661be1e2
ILT		 57342009-10-15 Ian Lance Taylor <iant@google.com>
5735
12edd763 5736 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 5737 dot assignment to script_sections_.
12edd763
ILT		 5738 * script-sections.cc (Script_sections::add_dot_assignment):
5739 Initialize if necessary.
5740
68b6574b
ILT		 5741 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
5742 program headers with no load segment if there is a linker script.
5743
661be1e2
ILT		 5744 * layout.cc (Layout::set_segment_offsets): Align the file offset
5745 to the segment aligment for -N or -n with no load segment.
5746 * output.cc (Output_segment::add_output_section): Don't crash if
5747 the first section is a TLS section.
5748 (Output_segment::set_section_list_addresses): Print an error
5749 message if the address moves backward in a linker script.
5750 * script-sections.cc
5751 (Output_section_element_input::set_section_addresses): Don't
5752 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
5753 (Orphan_output_section::set_section_addresses): Likewise.
5754
f15f61a7
DK		 57552009-10-15 Doug Kwan <dougkwan@google.com>
5756
5757 * layout.cc (Layout::finish_dynamic_section): Generate tags
5758 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
5759 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
5760 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
5761
82bb573a
ILT		 57622009-10-14 Ian Lance Taylor <iant@google.com>
5763
5764 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
5765 fields.
5766 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
5767 data_shdr fields of relinfo.
5768 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
5769 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
5770 R_386_TLS_LDO_32, adjust based on section flags.
5771 (Target_i386::Relocate::fix_up_ldo): Remove.
5772
374ad285
ILT		 57732009-10-13 Ian Lance Taylor <iant@google.com>
5774
5775 Add support for -pie.
5776 * options.h (class General_options): Add -pie and
5777 --pic-executable.
5778 (General_options::output_is_position_independent): Test -pie.
5779 (General_options::output_is_executable): Return true if not shared
5780 and not relocatable.
5781 (General_options::output_is_pie): Remove.
5782 * options.cc (General_options::finalize): Reject incompatible uses
5783 of -pie.
5784 * gold.cc (queue_middle_tasks): A -pie link is not static.
5785 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
5786 * symtab.cc (Symbol::final_value_is_known): Return false if
5787 output_is_position_independent.
5788 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
5789 output_is_position_independent.
5790 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
5791 output_is_position_independent.
5792 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
5793 output_is_position_independent.
5794 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
5795 two_file_pie_test.
5796 (basic_pie_test.o, basic_pie_test): New targets.
5797 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
5798 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
5799 (two_file_pie_test): New target.
5800 * testsuite/Makefile.in: Rebuild.
5801 * README: Remove note saying that -pie is not supported.
5802
c6585162
ILT		 58032009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5804
5805 * options.h (class General_options): Add -init and -fini.
5806 * layout.cc (Layout::finish_dynamic_section): Emit
5807 given init and fini functions.
5808
032ce4e9
ST		 58092009-10-13 Sriraman Tallam <tmsriram@google.com>
5810
5811 * gc.h (gc_process_relocs): Check if icf is enabled using new
5812 function.
5813 * gold.cc (queue_initial_tasks): Likewise.
5814 (queue_middle_tasks): Likewise.
5815 * object.cc (do_layout): Likewise.
5816 * symtab.cc (is_section_folded): Likewise.
5817 * main.cc (main): Likewise.
5818 * reloc.cc (Read_relocs::run): Likewise.
5819 (Sized_relobj::do_scan_relocs): Likewise.
5820 * icf.cc (is_function_ctor_or_dtor): New function.
5821 (Icf::find_identical_sections): Check if function is ctor or dtor when
5822 safe icf is chosen.
5823 * options.h (General_options::icf): Change option to be an enum.
5824 (Icf_status): New enum.
5825 (icf_enabled): New method.
5826 (icf_safe_folding): New method.
5827 (set_icf_status): New method.
5828 (icf_status_): New variable.
5829 * (options.cc) (General_options::finalize): Set icf_status_.
5830 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
5831 icf_test and icf_keep_unique_test to use the --icf enum flag.
5832 * testsuite/icf_safe_test.sh: New file.
e1df38aa 5833 * testsuite/icf_safe_test.cc: New file.
032ce4e9 5834
f345227a
ST		 58352009-10-12 Sriraman Tallam <tmsriram@google.com>
5836
5837 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
5838 includes to gc.h and icf.h.
5839 * arm.cc: Include gc.h.
5840 * gold.cc: Likewise.
5841 * i386.cc: Likewise.
5842 * powerpc.cc: Likewise.
5843 * sparc.cc: Likewise.
5844 * x86_64.cc: Likewise.
5845 * gc.h: Include icf.h.
5846
1c7814ed
ILT		 58472009-10-11 Ian Lance Taylor <iant@google.com>
5848
5849 * plugin.cc: Include "gold.h" before other header files.
5850
ae3b5189
CD		 58512009-10-10 Chris Demetriou <cgd@google.com>
5852
5853 * options.h (Input_file_argument::Input_file_type): New enum.
5854 (Input_file_argument::is_lib_): Replace with...
5855 (Input_file_argument::type_): New member.
5856 (Input_file_argument::Input_file_argument): Take Input_file_type
5857 'type' rather than boolean 'is_lib' as second argument.
5858 (Input_file_argument::is_lib): Use type_.
5859 (Input_file_argument::is_searched_file): New function.
5860 (Input_file_argument::may_need_search): Handle is_searched_file.
5861 * options.cc (General_options::parse_library): Support -l:filename.
5862 (General_options::parse_just_symbols): Update for Input_file_argument
5863 changes.
5864 (Command_line::process): Likewise.
5865 * archive.cc (Archive::get_file_and_offset): Likewise.
5866 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5867 * script.cc (read_script_file, script_add_file): Likewise.
5868 * fileread.cc (Input_file::Input_file): Likewise.
5869 (Input_file::will_search_for): Handle is_searched_file.
5870 (Input_file::open): Likewise.
5871 * readsyms.cc (Read_symbols::get_name): Likewise.
5872 * testsuite/Makefile.am (searched_file_test): New test.
5873 * testsuite/Makefile.in: Regenerate.
5874 * testsuite/searched_file_test.cc: New file.
5875 * testsuite/searched_file_test_lib.cc: New file.
5876
f3048a1d
ILT		 58772009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5878 Ian Lance Taylor <iant@google.com>
5879
5880 * descriptor.cc: Include <cstdio> and "binary-io.h".
5881 (Descriptors::open): Open the files in binary mode always.
5882 * script.cc (Lex::get_token): Treat \r as whitespace.
5883
d4780e57
ILT		 58842009-10-09 Ian Lance Taylor <iant@google.com>
5885
5886 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5887
d9a893b8
ILT		 58882009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5889 Ian Lance Taylor <iant@google.com>
5890
5891 * configure.ac: Check for readv function also.
5892 * fileread.cc (readv): Define if not HAVE_READV.
5893 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5894 does not exist.
5895 * config.in: Regenerate.
5896 * configure: Regenerate.
5897
c0a62865
DK		 58982009-10-09 Doug Kwan <dougkwan@google.com>
5899
5900 * layout.cc (Layout::make_output_section): Call target hook to make
5901 ordinary output section.
5902 (Layout::finalize): Adjust parameter list of call the
5903 Target::may_relax().
5904 * layout.h (class Layout::section_list): New method.
5905 * merge.h (Output_merge_base::entsize): Change visibility to public.
5906 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5907 New methods.
5908 (Output_merge_string::do_is_string): New method.
5909 * object.cc (Sized_relobj::do_setup): renamed from
5910 Sized_relobj::set_up.
5911 * object.h (Sized_relobj::adjust_shndx,
5912 Sized_relobj::initializ_input_to_output_maps,
5913 Sized_relobj::free_input_to_output_maps): Change visibilities to
5914 protected.
5915 (Sized_relobj::setup): Virtualize.
5916 (Sized_relobj::do_setup): New method declaration.
5917 (Sized_relobj::invalidate_section_offset,
5918 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5919 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5920 * options.cc (parse_int): New function.
5921 * options.h (parse_int): New declaration.
5922 (DEFINE_int): New macro.
5923 (stub_group_size): New option.
5924 * output.cc (Output_section::Output_section): Initialize memebers
5925 merge_section_map_, merge_section_by_properties_map_,
5926 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5927 (Output_section::add_input_section): Handled deferred code-fill
5928 generation and remove an old comment.
5929 (Output_section::add_relaxed_input_section): New method definition.
5930 (Output_section::add_merge_input_section): Use merge section by
5931 properties map to speed to search. Update merge section maps
5932 as appropriate.
5933 (Output_section::build_relaxation_map): New method definition.
5934 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5935 Same.
5936 (Output_section::relax_input_section): Renamed to
5937 Output_section::convert_input_sections_to_relaxed_sections and change
5938 interface to take a vector of pointers to relaxed sections.
5939 (Output_section::find_merge_section,
5940 Output_section::find_relaxed_input_section): New method definitions.
5941 (Output_section::is_input_address_mapped,
5942 Output_section::output_offset, Output_section::output_address):
5943 Use output section data maps to speed up searching.
5944 (Output_section::find_starting_output_address): Add comments.
5945 (Output_section::do_write,
5946 Output_section::write_to_postprocessing_buffer): Do code-fill
5947 generation as appropriate.
5948 (Output_section::get_input_sections): Invalidate relaxed input section
5949 map.
5950 (Output_section::restore_states): Adjust type of checkpoint .
5951 Invalidate relaxed input section map.
5952 * output.h (Output_merge_base): New class declaration.
5953 (Input_section_specifier): New class defintion.
5954 (class Output_relaxed_input_section) Change base class to
5955 Output_section_data_build.
5956 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5957 base class initializer.
5958 (Output_section::add_relaxed_input_section): New method declaration.
5959 (Output_section::Input_section): Change visibility to protected.
5960 (Output_section::Input_section::relobj,
5961 Output_section::Input_section::shndx): Handle relaxed input sections.
5962 Output_section::input_sections) Change visibility to protected. Also
5963 define overload to return a non-const pointer.
5964 (Output_section::Merge_section_properties): New class defintion.
5965 (Output_section::Merge_section_by_properties_map,
5966 Output_section::Output_section_data_by_input_section_map,
5967 Output_section::Relaxation_map): New types.
5968 (Output_section::relax_input_section): Rename method to
5969 Output_section::convert_input_sections_to_relaxed_sections and change
5970 interface to take a vector of relaxed section pointers.
5971 (Output_section::find_merge_section,
5972 Output_section::find_relaxed_input_section,
5973 Output_section::build_relaxation_map,
5974 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5975 New method declarations.
5976 (Output_section::merge_section_map_
5977 Output_section::merge_section_by_properties_map_,
5978 Output_section::relaxed_input_section_map_,
5979 Output_section::is_relaxed_input_section_map_valid_,
5980 Output_section::generate_code_fills_at_write_): New data members.
5981 * script-sections.cc
5982 (Output_section_element_input::set_section_addresses): Call
5983 current_data_size and addralign methods of relaxed input sections.
5984 (Orphan_output_section::set_section_addresses): Call current_data_size
5985 and addralign methods of relaxed input sections.
5986 * symtab.cc (Symbol_table::compute_final_value): Extract template
5987 from the body of Symbol_table::sized_finalize_symbol.
5988 (Symbol_table::sized_finalized_symbol): Call
5989 Symbol_table::compute_final_value.
5990 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5991 (Symbol_table::compute_final_value): New templated method declaration.
5992 * target.cc (Target::do_make_output_section): New method defintion.
5993 * target.h (Target::make_output_section): New method declaration.
5994 (Target::relax): Add more parameters for input objects, symbol table
5995 and layout. Adjust call to do_relax.
5996 (Target::do_make_output_section): New method declaration.
5997 (Target::do_relax): Add parameters for input objects, symbol table
5998 and layout.
5999
d446d6c4
ILT		 60002009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6001
6002 * pread.c: Include stdio.h.
6003
bc06c745
ILT		 60042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6005
6006 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
6007 defined.
6008
75aea3d0
ILT		 60092009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6010
6011 * dwarf_reader.cc (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 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
6017 Change read_shndx type to unsigned int.
6018 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
6019 int.
6020 (Sized_dwarf_line_info::read_line_mappings): Likewise.
6021 * layout.cc (Layout::create_symtab_sections): Cast the result of
6022 local_symcount * symsize to off_t in the gold_assert.
6023
be8fcb75
ILT		 60242009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6025
6026 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
6027 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
6028 R_ARM_BASE_ABS.
6029 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
6030 (Arm_relocate_functions::thm_abs5): New function.
6031 (Arm_relocate_functions::abs12): New function.
6032 (Arm_relocate_functions::abs16): New function.
6033 (Arm_relocate_functions::base_abs): New function.
6034 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
6035 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
6036 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
6037 R_ARM_BASE_ABS.
6038 (Scan::global): Likewise.
6039 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
6040 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
6041 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
6042 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
6043 R_ARM_BASE_ABS.
6044
c2a122b6
ILT		 60452009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6046
6047 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
6048 (Arm_relocate_functions::movt_prel): New function.
6049 (Arm_relocate_functions::thm_movw_prel_nc): New function.
6050 (Arm_relocate_functions::thm_movt_prel): New function.
6051 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
6052 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
6053 (Scan::global, Relocate::relocate): Likewise.
6054 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6055
c4aa1e2d
ILT		 60562009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6057
6058 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
6059 Incremental_checker.
6060 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
6061 unsigned int.
6062 (class Incremental_inputs_header): New class.
6063 (Incremental_inputs_header_writer): Edit comment.
6064 (Incremental_inputs_entry): New class.
6065 (Incremental_inputs_entry_writer): Edit comment.
6066 (Sized_incremental_binary::do_find_incremental_inputs_section):
6067 Add *strtab_shndx parameter, fill it.
6068 (Sized_incremental_binary::do_check_inputs): New method.
6069 (Incremental_checker::can_incrementally_link_output_file): Use
6070 Sized_incremental_binary::check_inputs.
6071 (Incremental_inputs::report_command_line): Save command line in
6072 command_line_.
6073 * incremental.h:
6074 (Incremental_binary::find_incremental_inputs_section): New
6075 method.
6076 (Incremental_binary::do_find_incremental_inputs_section): Add
6077 strtab_shndx parameter.
6078 (Incremental_binary::do_check_inputs): New pure virtual method.
6079 (Sized_incremental_binary::do_check_inputs): Declare.
6080 (Incremental_checker::Incremental_checker): Add incremental_inputs
6081 parameter, use it to initialize incremental_inputs_.
6082 (Incremental_checker::incremental_inputs_): New field.
6083 (Incremental_checker::command_line): New method.
6084 (Incremental_checker::inputs): New method.
6085 (Incremental_checker::command_line_): New field.
6086
c549a694
ILT		 60872009-10-09 Mikolaj Zalewski <mikolajz@google.com>
6088
6089 * incremental.cc: Include <cstdarg> and "target-select.h".
6090 (vexplain_no_incremental): New function.
6091 (explain_no_incremental): New function.
6092 (Incremental_binary::error): New method.
6093 (Sized_incremental_binary::do_find_incremental_inputs_section): New
6094 method.
6095 (make_sized_incremental_binary): New function.
6096 (open_incremental_binary): New function.
6097 (can_incrementally_link_file): Add checks if output is ELF and has
6098 inputs section.
6099 * incremental.h: Include "elfcpp_file.h" and "output.h".
6100 (Incremental_binary): New class.
6101 (Sized_incremental_binary): New class.
6102 (open_incremental_binary): Declare.
6103 * object.cc (is_elf_object): Use
6104 elfcpp::Elf_recognizer::is_elf_file.
6105 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
6106 * output.h (Output_file::filesize): New method.
6107
fd3c5f0b
ILT		 61082009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6109
6110 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
6111 New function.
6112 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
6113 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
6114 function.
6115 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
6116 function.
6117 (Arm_relocate_functions::movw_abs_nc): New function.
6118 (Arm_relocate_functions::movt_abs): New function.
6119 (Arm_relocate_functions::thm_movw_abs_nc): New function.
6120 (Arm_relocate_functions::thm_movt_abs): New function.
6121 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
6122 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
6123 (Scan::global): Likewise.
6124 (Relocate::relocate): Likewise.
6125 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6126
7f5309a5
ILT		 61272009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6128
6129 * arm.cc (Arm_relocate_functions::got_prel) New function.
6130 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
6131 (Relocate::relocate): Likewise.
6132 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
6133
364c7fa5
ILT		 61342009-10-06 Ian Lance Taylor <iant@google.com>
6135
6136 * options.h (class General_options): Define
6137 split_stack_adjust_size parameter.
6138 * object.h (class Object): Add uses_split_stack_ and
6139 has_no_split_stack_ fields. Add uses_split_stack and
6140 has_no_split_stack accessor functions. Declare
6141 handle_split_stack_section.
6142 (class Reloc_symbol_changes): Define.
6143 (class Sized_relobj): Define Function_offsets. Declare
6144 split_stack_adjust, split_stack_adjust_reltype, and
6145 find_functions.
6146 * object.cc (Object::handle_split_stack_section): New function.
6147 (Sized_relobj::do_layout): Call handle_split_stack_section.
6148 * dynobj.cc (Sized_dynobj::do_layout): Call
6149 handle_split_stack_section.
6150 * reloc.cc (Sized_relobj::relocate_sections): Call
6151 split_stack_adjust for executable sections in split_stack
6152 objects. Pass reloc_map to relocate_section.
6153 (Sized_relobj::split_stack_adjust): New function.
6154 (Sized_relobj::split_stack_adjust_reltype): New function.
6155 (Sized_relobj::find_functions): New function.
6156 * target-reloc.h: Include "object.h".
6157 (relocate_section): Add reloc_symbol_changes parameter. Change
6158 all callers.
6159 * target.h (class Target): Add calls_non_split method. Declare
6160 do_calls_non_split virtual method. Declare match_view and
6161 set_view_to_nop.
6162 * target.cc: Include "elfcpp.h".
6163 (Target::do_calls_non_split): New function.
6164 (Target::match_view): New function.
6165 (Target::set_view_to_nop): New function.
6166 * gold.cc (queue_middle_tasks): Give an error if mixing
6167 split-stack and non-split-stack objects with -r.
6168 * i386.cc (Target_i386::relocate_section): Add
6169 reloc_symbol_changes parameter.
6170 (Target_i386::do_calls_non_split): New function.
6171 * x86_64.cc (Target_x86_64::relocate_section): Add
6172 reloc_symbol_changes parameter.
6173 (Target_x86_64::do_calls_non_split): New function.
6174 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
6175 parameter.
6176 * powerpc.cc (Target_powerpc::relocate_section): Add
6177 reloc_symbol_changes parameter.
6178 * sparc.cc (Target_sparc::relocate_section): Add
6179 reloc_symbol_changes parameter.
6180 * configure.ac: Call AM_CONDITIONAL for the default target.
6181 * configure: Rebuild.
6182 * testsuite/Makefile.am (TEST_AS): New variable.
6183 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
6184 (check_DATA): Add split_i386 and split_x86_64 files.
6185 (SPLIT_DEFSYMS): Define.
6186 (split_i386_[1234n].o): New targets.
6187 (split_i386_[124]): New targets.
6188 (split_i386_[1234r].stdout): New targets.
6189 (split_x86_64_[1234n].o): New targets.
6190 (split_x86_64_[124]): New targets.
6191 (split_x86_64_[1234r].stdout): New targets.
6192 (MOSTLYCLEANFILES): Add new executables.
6193 * testsuite/split_i386.sh: New file.
6194 * testsuite/split_x86_64.sh: New file.
6195 * testsuite/split_i386_1.s: New file.
6196 * testsuite/split_i386_2.s: New file.
6197 * testsuite/split_i386_3.s: New file.
6198 * testsuite/split_i386_4.s: New file.
6199 * testsuite/split_i386_n.s: New file.
6200 * testsuite/split_x86_64_1.s: New file.
6201 * testsuite/split_x86_64_2.s: New file.
6202 * testsuite/split_x86_64_3.s: New file.
6203 * testsuite/split_x86_64_4.s: New file.
6204 * testsuite/split_x86_64_n.s: New file.
6205 * testsuite/testfile.cc (Target_test): Update relocation_section
6206 function.
6207 * testsuite/Makefile.in: Rebuild.
6208
e8a9fcda
ILT		 62092009-10-06 Ian Lance Taylor <iant@google.com>
6210
6211 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
6212 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
6213 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
6214 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
6215 the address on ldo_addrs_.
6216 (Target_i386::Relocate::fix_up_ldo): New function.
6217
e99daf92
ILT		 62182009-10-06 Rafael Espindola <espindola@google.com>
6219
6220 * plugin.cc (add_input_library): New.
6221 (Plugin::load): Add add_input_library to tv.
6222 (Plugin_manager::add_input_file): Add the is_lib argument.
6223 (add_input_file): Update call to Plugin_manager::add_input_file.
6224 (add_input_library): New.
6225 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
6226
966d4097
DK		 62272009-09-30 Doug Kwan <dougkwan@google.com>
6228
6229 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
6230 symbol and call Symbol::may_need_copy_reloc to determine if
6231 a copy reloc is needed.
6232 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
6233 nocopyreloc is given in command line.
6234 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
6235 given in command line.
6236 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
6237 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
6238 of the removed Target_i386::may_need_copy_reloc.
6239 * options.h (copyreloc): New option with default value false.
6240 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6241 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
6242 instead of the removed Target_powerpc::may_need_copy_reloc.
6243 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
6244 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
6245 instead of the removed Target_sparc::may_need_copy_reloc.
6246 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
6247 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
6248 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
6249 instead of the removed Target_x86_64::may_need_copy_reloc.
6250
029ba973
ILT		 62512009-09-30 Ian Lance Taylor <iant@google.com>
6252
6253 * object.h (class Object): Remove target_ field, and target,
6254 sized_target, and set_target methods.
6255 (Object::sized_target): Remove.
6256 (class Sized_relobj): Update declarations. Remove sized_target.
6257 * object.cc (Sized_relobj::setup): Remove target parameter.
6258 Change all callers.
6259 (Input_objects::add_object): Don't do anything with the target.
6260 (make_elf_sized_object): Add punconfigured parameter. Change all
6261 callers. Set or test parameter target.
6262 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
6263 Change all callers.
6264 * parameters.cc (Parameters::set_target): Change parameter type to
6265 be non-const.
6266 (Parameters::default_target): Remove.
6267 (set_parameters_target): Change parameter type to be non-const.
6268 (parameters_force_valid_target): New function.
6269 (parameters_clear_target): New function.
6270 * parameters.h (class Parameters): Update declarations. Remove
6271 default_target method. Add sized_target and clear_target
6272 methods. Change target_ to be non-const.
6273 (set_parameters_target): Update declaration.
6274 (parameters_force_valid_target): Declare.
6275 (parameters_clear_target): Declare.
6276 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
6277 as NULL if we aren't searching.
6278 (Add_symbols::run): Don't check for compatible target.
6279 * fileread.cc (Input_file::open_binary): Call
6280 parameters_force_valid_target.
6281 * gold.cc (queue_middle_tasks): Likewise.
6282 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
6283 set_target on object.
6284 * dynobj.h (class Sized_dynobj): Update declarations.
6285 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
6286 make_elf_object returns NULL.
6287 (Archive::include_member): Don't check whether object target is
6288 compatible.
6289 * output.cc (Output_section::add_input_section): Get target from
6290 parameters.
6291 (Output_section::relax_input_section): Likewise.
6292 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
6293 parameters.
6294 (Sized_relobj::do_scan_relocs): Likewise.
6295 (Sized_relobj::relocate_sections): Likewise.
6296 * resolve.cc (Symbol_table::resolve): Likewise.
6297 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
6298 parameter. Change all callers.
6299 (Symbol_table::add_from_object): Get target from parameters.
6300 (Symbol_table::add_from_relobj): Don't check object target.
6301 (Symbol_table::add_from_dynobj): Likewise.
6302 (Symbol_table::define_special_symbol): Get target from
6303 parameters.
6304 * symtab.h (class Symbol_table): Update declaration.
6305 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
6306 parameter. Change all callers. Clear parameter target.
6307 (Binary_test): Test target here.
6308 * testsuite/object_unittest.cc (gold_testsuite): Remove
6309 target_test_pointer parameter. Change all callers.
6310 (Object_test): Test target here.
6311
a6a22b83
ILT		 63122009-09-26 Ian Lance Taylor <iant@google.com>
6313
6314 * testsuite/initpri1.c: Don't try to use constructor priorities if
6315 compiling with gcc before 4.3.
6316
6a8f49fe
ILT		 63172009-09-22 Mikolaj Zalewski <mikolajz@google.com>
6318
6319 * testsuite/retain_symbols_file_test.sh (check_present): Change
6320 output file name to retain_symbols_file_test.stdout.
6321 (check_absent): Likewise.
6322
8c604651
CS		 63232009-09-18 Craig Silverstein <csilvers@google.com>
6324
6325 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
6326 * options.cc: Include <cerrno> and <fstream>.
6327 (General_options::finalize): Parse -retain-symbols-file tag.
6328 * options.h: New flag.
6329 (General_options): New method should_retain_symbol, new
6330 variable symbols_to_retain.
6331 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
6332 should_retain_symbol map.
6333 * testsuite/Makefile.am (retain_symbols_file_test): New test.
6334 * testsuite/Makefile.in: Regenerate.
6335 * testsuite/retain_symbols_file_test.sh: New file.
6336
ca58b19f
NC		 63372009-09-18 Nick Clifton <nickc@redhat.com>
6338
6339 * po/es.po: Updated Spanish translation.
6340
20e6d0d6
DK		 63412009-09-17 Doug Kwan <dougkwan@google.com>
6342
6343 * debug.h (DEBUG_RELAXATION): New constant.
6344 (DEBUG_ALL): Add DEBUG_RELAXATION.
6345 (debug_string_to_enum): Add relaxation debug option.
6346 * layout.cc
6347 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
6348 Layout::Relaxation_debug_check::read_sections,
6349 Layout::Relaxation_debug_check::read_sections): New method definitions.
6350 (Layout::Layout): Initialize data members
6351 record_output_section_data_from_scrips_,
6352 script_output_section_data_list_ and relaxation_debug_check_.
6353 (Layout::save_segments, Layout::restore_segments,
6354 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6355 Layout::relaxation_loop_body): New method definitions.
6356 (Layout::finalize): Support relaxation. Move section layout code to
6357 Layout::relaxation_loop_body.
6358 (Layout::set_asection_address_from_script): Move code for orphan
6359 section placement out.
6360 (Layout::place_orphan_sections_in_script): New method definition.
6361 * layout.h (Output_segment_headers, Output_file_header):
6362 New forward class declarations.
6363 (Layout::~Layout): Define.
6364 (Layout::new_output_section_data_from_script): New method definition.
6365 (Layout::place_orphan_sections_in_script): New method declaration.
6366 (Layout::Segment_states): New type declaration.
6367 (Layout::save_segments, Layout::restore_segments,
6368 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
6369 Layout::relaxation_loop_body): New method declarations.
6370 (Layout::Output_section_data_list): New type declaration.
6371 (Layout::Relaxation_debug_check): New class definition.
6372 (Layout::record_output_section_data_from_script_,
6373 Layout::script_output_section_data_list_, Layout::segment_states_,
6374 Layout::relaxation_debug_check_): New data members.
6375 * output.cc: (Output_section_headers::do_size): New method definition.
6376 (Output_section_headers::Output_section_headers): Move size
6377 computation to Output_section_headers::do_size.
6378 (Output_segment_headers::do_size): New method definition.
e1df38aa 6379 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 6380 Output_file_header::do_size and call it.
6381 (Output_file_header::do_size): New method definition.
6382 (Output_data_group::Output_data_group): Adjust call to
6383 Output_section_data.
6384 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
6385 (Output_symtab_xindex::do_write): Add array bound check.
6386 (Output_section::Input_section::print_to_mapfile): Handle
6387 RELAXED_INPUT_SECTION_CODE.
6388 (Output_section::Output_section): Initialize data member checkpoint_.
6389 (Output_section::~Output_section): Delete checkpoint object pointed
6390 by checkpoint_.
6391 (Output_section::add_input_section): Always add an Input_section if
6392 relaxing.
6393 (Output_section::add_merge_input_section): Add assert.
6394 (Output_section::relax_input_section): New method definition.
6395 (Output_section::set_final_data_size): Set load address to zero for
6396 an unallocated section.
6397 (Output_section::do_address_and_file_offset_have_reset_values):
6398 New method definition.
6399 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
6400 Handle relaxed input section.
6401 (Output_section::sort_attached_input_sections): Checkpoint input
6402 section list lazily.
6403 (Output_section::get_input_sections): Change type of input_sections to
6404 list of Simple_input_section pointers. Checkpoint input section list
6405 lazily. Also handle relaxed input sections.
6406 (Output_section::add_input_section_for_script): Take a reference to
6407 a Simple_input_section object instead of Relobj pointer and section
6408 index as parameter. Handle relaxed input sections.
6409 (Output_section::save_states, Output_section::restore_states): New
6410 method definitions.
6411 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
6412 (Output_data::is_data_size_fixed): New method definition.
6413 (Output_data::reset_addresss_and_file_offset): Do not reset data size
6414 if it is fixed.
6415 (Output_data::address_and_file_offset_have_reset_values): New method
6416 definition.
6417 (Output_data::do_address_and_file_offset_have_reset_values): New method
6418 definition.
6419 (Output_data::set_data_size): Check that data size is not fixed.
6420 (Output_data::fix_data_size): New method definition.
6421 (Output_data::is_data_size_fixed_): New data member.
6422 (Output_section_headers::set_final_data_size): New method definition.
6423 (Output_section_headers::do_size): New method declaration.
6424 (Output_segment_headers::set_final_data_size): New method definition.
6425 (Output_segment_headers::do_size): New method declaration.
6426 (Output_file_header::set_final_data_size)::New method definition.
6427 (Output_file_header::do_size)::New method declaration.
6428 (Output_section_data::Output_section_data): Add new parameter
6429 is_data_size_fixed and use it to fix data size.
6430 (Output_data_const::Output_data_const): Adjust call to base class
6431 constructor and fix data size.
6432 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
6433 base class constructor and fix data size.
6434 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
6435 base class constructor and fix data size.
6436 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
6437 class constructor and fix data size.
6438 (Output_data_group::set_final_data_size): New method definition.
6439 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
6440 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
6441 class constructor and fix data size.
6442 (Output_relaxed_input_section): New class definition.
6443 (Output_section::Simple_input_section): New class definition.
6444 (Output_section::get_input_sections): Adjust parameter list.
6445 (Output_section::add_input_section_for_script): Same.
6446 (Output_section::save_states, Output_section::restore_states,
6447 Output_section::do_address_and_file_offset_have_reset_values,
6448 (Output_section::Input_section::Input_section): Handle
6449 RELAXED_INPUT_SECTION_CODE. Add new overload for
6450 Output_relaxed_input_section.
6451 (Output_section::Input_section::is_input_section,
6452 Output_section::Input_section::set_output_section): Handle relaxed
6453 input section.
6454 (Output_section::Input_section::is_relaxed_input_section,
6455 Output_section::Input_section::output_section_data,
6456 Output_section::Input_section::relaxed_input_section): New method
6457 definitions.
6458 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
6459 value.
6460 (Output_section::Input_section::u1_): Update comments.
6461 (Output_section::Input_section::u2_): Add new union member poris.
6462 (Output_section::Checkpoint_output_section): New classs definition.
6463 (Output_section::relax_input_section): New method declaration.
6464 (Output_section::checkpoint_): New data member.
6465 (Output_segment): Update comments.
6466 (Output_segment::Output_segment): Un-privatize copy constructor.
6467 (Output_segment::operator=): Un-privatize.
6468 * script-sections.cc (Output_section_element::Input_section_list):
6469 Change element type to Output_section::Simple_input_section.
6470 (Output_section_element_dot_assignment::set_section_addresses):
6471 Register output section data for relaxation clean up.
6472 (Output_data_exression::Output_data_expression): Adjust call to base
6473 constructor to fix data size.
6474 (Output_section_element_data::set_section_addresses): Register
6475 Output_data_expression object for relaxation clean up.
6476 (struct Input_section_info): Replace Relobj pointer and section index
6477 pair with Output_section::Simple_input_section and Convert struct to a
6478 class.
6479 (Input_section_sorter::operator()): Adjust access to
e1df38aa 6480 Input_section_info data member to use accessors.
20e6d0d6
DK		 6481 (Output_section_element_input::set_section_addresses): Use layout
6482 parameter. Adjust code to use Output_section::Simple_input_section
6483 and Input_secction_info classes. Register filler for relaxation
6484 clean up.
6485 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
6486 and section index pair with Output_section::Simple_input_section
6487 class. Adjust code accordingly.
6488 (Phdrs_element::release_segment): New method definition.
6489 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
6490 segment list.
6491 (Script_sections::release_segments): New method definition.
6492 * gold/script-sections.h (Script_sections::release_segments): New
6493 method declaration.
6494 * gold/target.h (Target::may_relax, Target::relax,
6495 Target::do_may_relax, Target::do_relax): New method definitions.
6496
5e445df6
ILT		 64972009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6498
6499 * arm.cc (has_signed_unsigned_overflow): New function.
6500 (Arm_relocate_functions::abs8): New function.
6501 (Target_arm::Scan::local): Handle R_ARM_ABS8.
6502 (Target_arm::Scan::global): Likewise.
6503 (Target_arm::relocate::relocate): Likewise.
6504 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6505 Likewise.
6506
8c604651 65072009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 6508
6509 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
6510 * testsuite/Makefile.in: Regenerate.
6511
1e9cc1c2
NC		 65122009-09-11 Nick Clifton <nickc@redhat.com>
6513
6514 * po/gold.pot: Updated by the Translation project.
6515
6a89f575
CC		 65162009-09-08 Cary Coutant <ccoutant@google.com>
6517
6518 * output.cc (Output_file::open): Add execute permission to empty file.
6519 * testsuite/Makefile.am (permission_test): New test.
6520 * testsuite/Makefile.in: Regenerate.
6521
fdcac5af
ILT		 65222009-09-02 Ian Lance Taylor <iant@google.com>
6523
6524 * output.cc (Output_file::resize): Call map_no_anonymous rather
6525 than map.
6526
44453f85
ILT		 65272009-09-01 Mikolaj Zalewski <mikolajz@google.com>
6528
6529 * gold.cc: Include "incremental.h".
6530 (queue_initial_tasks): Call Incremental_checker methods.
6531 * incremental.cc: Include "output.h".
6532 (Incremental_checker::can_incrementally_link_output_file): New
6533 method.
6534 * incremental.h (Incremental_checker): New class.
6535
6536 * output.cc (Output_file::open_for_modification): New method.
6537 (Output_file::map_anonymous): Changed return type to bool. Record
6538 map in base_ field.
6539 (Output_file::map_no_anonymous): New method, broken out of map.
6540 (Output_file::map): Use map_no_anonymous and map_anonymous.
6541 * output.h (class Output_file): Update declarations.
6542
293c1386
CC		 65432009-08-24 Cary Coutant <ccoutant@google.com>
6544
6545 * options.h (Command_line::Pre_options): New class.
6546 (Command_line::pre_options): New member.
6547 * options.cc (gold::options::ready_to_register): New variable.
6548 (One_option::register_option): Do nothing if not registering options.
6549 Assert if same short option registered twice.
6550 (General_options::General_options): Turn off option registration when
6551 done constructing.
6552 (Command_line::Pre_options::Pre_options): New constructor.
6553
f773f3d2
CC		 65542009-08-24 Cary Coutant <ccoutant@google.com>
6555
06a73cfe
CC		 6556 * options.h (General_options::no_keep_memory): Remove incorrect
6557 short option.
f773f3d2 6558
a15af8e2
RW		 65592009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6560
6561 * Makefile.am (am__skiplex, am__skipyacc): New.
6562 * Makefile.in: Regenerate.
6563
c462b41b
RW		 65642009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6565
14ec8efd
RW		 6566 * Makefile.am (AM_CPPFLAGS): Renamed from ...
6567 (INCLUDES): ... this.
6568 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
6569 (AM_CPPFLAGS): Renamed from ...
6570 (INCLUDE): ... this.
6571 * Makefile.in, testsuite/Makefile.in: Regenerate.
6572
81ecdfbb
RW		 6573 * Makefile.in: Regenerate.
6574 * aclocal.m4: Likewise.
6575 * config.in: Likewise.
6576 * configure: Likewise.
6577 * testsuite/Makefile.in: Likewise.
6578
c462b41b
RW		 6579 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6580 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
6581 * Makefile.in: Regenerate.
6582 * testsuite/Makefile.in: Regenerate.
6583
2da73f13
CC		 65842009-08-19 Cary Coutant <ccoutant@google.com>
6585
6586 * resolve.cc (Symbol_table::resolve): Don't complain about defined
6587 symbols in shared libraries overridden by hidden or internal symbols
6588 in the main program.
6589
2db70501
CD		 65902009-08-19 Chris Demetriou <cgd@google.com>
6591
6592 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
6593 checking source file names in error messages.
6594
f733487b
DK		 65952009-08-18 Doug Kwan <dougkwan@google.com>
6596
6597 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
6598 an elcpp::Ehdr as parameter. Adjust call to set_target.
6599 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
6600 an elfcpp::Ehdr as parameter.
6601 * object.cc (Object::set_target): Remove the version that looks up
6602 a target and sets it.
6603 (Sized_relobj::setup): Take a Target object instead of
6604 an elfcpp::Ehdr as parameter. Adjust call to set_target.
6605 (make_elf_sized_object): Find target and ask target to
6606 make an ELF object.
6607 * object.h: (Object::set_target): Remove the version that looks up
6608 a target and sets it.
6609 (Sized_relobj::setup): Take a Target object instead of
6610 an elfcpp:Ehdr as parameter.
6611 * target.cc: Include dynobj.h.
6612 (Target::do_make_elf_object_implementation): New.
6613 (Target::do_make_elf_object): New.
6614 * target.h (Target::make_elf_object): New template declaration.
6615 (Target::do_make_elf_object): New method declarations.
6616 (Target::do_make_elf_object_implementation): New template declaration.
6617
cc70f101
ILT		 66182009-08-14 Ian Lance Taylor <iant@google.com>
6619
6620 * gold.h (FUNCTION_NAME): Define.
6621 (gold_unreachable): Use FUNCTION_NAME.
6622
ef5e0cb1
ST		 66232009-08-12 Sriraman Tallam <tmsriram@google.com>
6624
6625 * icf.cc (Icf::find_identical_sections): Issue a warning when a
6626 symbol in the --keep-unique list is not found.
6627
48c187ce
ST		 66282009-08-12 Sriraman Tallam <tmsriram@google.com>
6629
6630 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
6631 been maked as --keep-unique.
6632 (Icf::unfold_section): New function.
6633 * icf.h (Icf::unfold_section): New function.
6634 * options.h (General_options::keep_unique): New option.
6635 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
6636 * testsuite/Makefile.in: Regenerate.
6637 * testsuite/icf_keep_unique_test.sh: New file.
6638 * testsuite/icf_keep_unique_test.cc: New file.
6639
645afe0c
CC		 66402009-08-12 Cary Coutant <ccoutant@google.com>
6641
6642 PR 10471
6643 * resolve.cc (Symbol_table::resolve): Check for references from
6644 dynamic objects to hidden and internal symbols.
6645 * testsuite/Makefile.am (hidden_test.sh): New test.
6646 * testsuite/Makefile.in: Regenerate.
6647 * testsuite/hidden_test.sh: New script.
6648 * testsuite/hidden_test_1.c: New test source.
6649 * testsuite/hidden_test_main.c: New test source.
6650
11af873f
DK		 66512009-08-11 Doug Kwan <dougkwan@google.com>
6652
6653 * arm.cc: Update comments.
6654 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
6655 segment to locate the .ARM.exidx section if present.
6656
b9f7d72d
DK		 66572009-08-09 Doug Kwan <dougkwan@google.com>
6658
6659 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
6660 patch.
6661
ddd3c53c
ST		 66622009-08-07 Sriraman Tallam <tmsriram@google.com>
6663 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
6664 compiler warnings.
6665
27721062
ST		 66662009-08-06 Sriraman Tallam <tmsriram@google.com>
6667
6668 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
6669 valid tls_segment only for non-debug-section relocations.
6670 * testsuite/Makefile.am: Add gc_tls_test.
6671 * testsuite/Makefile.in: Regenerate.
6672 * testsuite/gc_tls_test.cc: New file.
6673 * testsuite/gc_tls_test.sh: New file.
6674
ef15dade 66752009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 6676
ef15dade
ST		 6677 * icf.cc: New file.
6678 * icf.h: New file.
6679 * Makefile.am (CCFILES): Add icf.cc.
6680 (HFILES): Add icf.h
6681 * Makefile.in: Regenerate.
6682 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
6683 * gc.h (gc_process_relocs): Populate lists used by icf to contain
6684 section, symbol and addend information for the relocs.
6685 * gold.cc (queue_middle_tasks): Call identical code folding.
6686 * gold.h: Add defines for multimap.
6687 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
6688 to the call of finalize_local_symbols.
6689 * main.cc (main): Create object of class Icf.
6690 * object.cc (Sized_relobj::do_layout): Allow this function to be
6691 called twice during icf.
6692 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
6693 to sections marked as identical by icf.
6694 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
6695 when available.
6696 (Sized_relobj::do_section_entsize): New function.
6697 * object.h (Object::section_entsize): New function.
6698 (Object::do_section_entsize): New pure virtual function.
6699 (Relobj::finalize_local_symbols): Add new parameter.
6700 (Relobj::do_section_entsize): New function.
6701 * options.h (General_options::icf): New option.
6702 (General_options::icf_iterations): New option.
6703 (General_options::print_icf_sections): New option.
6704 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
6705 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
6706 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
6707 icf.
6708 * symtab.cc (Symbol_table::is_section_folded): New function.
6709 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
6710 to sections marked as identical by icf.
6711 * symtab.h (Symbol_table::set_icf): New function.
6712 (Symbol_table::icf): New function.
6713 (Symbol_table::is_section_folded): New function.
6714 (Symbol_table::icf_): New data member.
6715 * target-reloc.h (relocate_section): Ignore sections folded by icf.
6716 * testsuite/Makefile.am: Add commands to build icf_test.
6717 * testsuite/Makefile.in: Regenerate.
6718 * testsuite/icf_test.sh: New file.
6719 * testsuite/icf_test.cc: New file.
6720
c3b65ac4
CD		 67212009-07-24 Chris Demetriou <cgd@google.com>
6722
6723 * layout.cc (is_compressible_debug_section): Fix incorrect
6724 comment about compressed section names.
6725
1caf2c51
ILT		 67262009-07-20 Ian Lance Taylor <ian@airs.com>
6727
6728 PR 10419
6729 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
6730
1ef4d87f
ILT		 67312009-07-16 Ian Lance Taylor <iant@google.com>
6732
6733 PR 10400
6734 * layout.h: #include <map>.
6735 (class Kept_section): Change from struct to class. Add accessors
6736 and setters. Add section size to Comdat_group mapping. Change
6737 Comdat_group to std::map. Add is_comdat_ field. Add
6738 linkonce_size field in union.
6739 (class Layout): Update declaration of find_or_add_kept_section.
6740 Don't declare find_kept_object.
6741 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
6742 parameter. Add object, shndx, is_comdat, and is_group_name
6743 parameters. Change all callers. Adjust for new Kept_section.
6744 (Layout::find_kept_object): Remove.
6745 * object.cc (Sized_relobj::include_section_group): Update use of
6746 Kept_section. Rename secnum to shndx. Only record
6747 Kept_comdat_section if sections are the same size.
6748 (Sized_relobj::include_linkonce_section): Update use of
6749 Kept_section. Only record Kept_comdat_section if sections are the
6750 same size. Set size of linkonce section.
6751 (Sized_relobj::map_to_kept_section): Update call to
6752 get_kept_comdat_section.
6753 * object.h (class Sized_relobj): Rename fields in
6754 Kept_comdat_section to drop trailing underscores; change object
6755 field to Relobj*. Change Kept_comdat_section_table to store
6756 struct rather than pointer.
6757 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
6758 Add kept_object and kept_shndx parameters. Change all callers.
6759 (Sized_relobj::get_kept_comdat_section): Change return type to
6760 bool. Add kept_object and kept_shndx parameters. Change all
6761 callers.
6762 * plugin.cc (Pluginobj::include_comdat_group): Update call to
6763 Layout::find_or_add_kept_section.
6764
37c3b7b0
ILT		 67652009-07-09 Ian Lance Taylor <iant@google.com>
6766
6767 * merge.cc (Object_merge_map::initialize_input_to_output_map):
6768 Reserve space in the hash table.
6769
98fa85cb
ILT		 67702009-07-06 Mikolaj Zalewski <mikolajz@google.com>
6771
6772 * fileread.cc (File_read::get_mtime): New method.
6773 * fileread.h (Timespec): New structure.
6774 (File_read::get_mtime): New method.
6775 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
6776 Renamed from timestamp_nsec.
6777 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
6778 Elf_Xword.
e1df38aa 6779 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 6780 timestamp_nsec.
e1df38aa 6781 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 6782 (Incremental_inputs::report_obejct): Save mtime; style fix.
6783 (Incremental_inputs::report_script): Save mtime; style fix.
6784 (Incremental_inputs::finalize_inputs): Style fix.
6785 (Incremental_inputs::finalize): Style fix.
6786 (Incremental_inputs::create_input_section_data): Store inputs
6787 mtime.
6788 * incremental.h (Incremental_inputs::report_script): Add mtime
6789 argument.
6790 (Incremental_inputs::Input_info::Input_info): Intialize only one
6791 union member.
6792 (Incremental_inputs::Input_info::archive): Move to nameless
6793 union.
6794 (Incremental_inputs::Input_info::obejct): Move to nameless union.
6795 (Incremental_inputs::Input_info::script): Move to nameless union.
6796 (Incremental_inputs::mtime): New field.
6797 * script.cc (read_input_script): Pass file mtime to
6798 Incremental_input.
6799 * script.h (Script_info::inputs): Style fix.
6800
c9d70757
ILT		 68012009-07-01 Ian Lance Taylor <ian@airs.com>
6802
6803 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
6804 instead of 32.
6805
9c547ec3
ILT		 68062009-06-24 Ian Lance Taylor <iant@google.com>
6807
6808 PR 10156
6809 * layout.cc (Layout::choose_output_section): If we find an
6810 existing section, update the flags.
6811 (Layout::create_notes): New function, broken out of
6812 Layout::finalize.
6813 (Layout::finalize): Don't create note sections.
6814 (Layout::create_note): Don't crash if linker script discards
6815 section.
6816 (Layout::create_gold_note): Likewise.
6817 (Layout::create_build_id): Likewise. Don't set
6818 after_input_sections on the section.
6819 (Layout::create_executable_stack_info): Remove target parameter.
6820 Change caller.
6821 * layout.h (class Layout): Declare create_notes. Update
6822 declaration of create_executable_stack_info.
6823 * gold.cc (queue_middle_tasks): Call create_notes.
6824 * output.cc (Output_section::update_flags_for_input_section): Move
6825 here from output.h. If SHF_ALLOC flag is newly set, mark address
6826 invalid.
6827 * output.h (Output_data::mark_address_invalid): New function.
6828 (class Output_section): Only declare, not define,
6829 update_flags_for_input_section. Remove set_flags.
6830
55458500
ILT		 68312009-06-24 Ian Lance Taylor <iant@google.com>
6832
6833 * script-sections.cc (Output_section_definition::
6834 set_section_addresses): Rename shadowing local load_address to
6835 laddr.
6836
1307d6cd
ILT		 68372009-06-24 Ian Lance Taylor <iant@google.com>
6838
6839 PR 10244
6840 * reloc.cc (relocate_sections): Skip empty relocation sections.
6841
ec3f783e
ILT		 68422009-06-23 Ian Lance Taylor <iant@google.com>
6843
6844 PR 10156
6845 * layout.cc (Layout::create_note): Use choose_output_section
6846 rather than make_output_section.
6847
459c9f1c
ILT		 68482009-06-23 Ian Lance Taylor <iant@google.com>
6849
6850 PR 10237
6851 * options.cc (General_options::parse_V): Set printed_version_.
6852 (General_options::General_options): Initialize printed_version_.
6853 * options.h (class General_options): Add printed_version_ field.
6854 * gold.cc (queue_initial_tasks): If there are no input files,
6855 don't give a fatal error if we printed the version information.
6856 (queue_middle_tasks): If using -r with a shared object, give a
6857 fatal error rather than an ordinary error.
6858
1518dc8f
ILT		 68592009-06-23 Ian Lance Taylor <iant@google.com>
6860
6861 PR 10219
6862 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6863 (Layout::make_output_section): Set have_stabstr_section_ if we see
6864 a .stab*str section.
6865 (Layout::finalize): Call link_stabs_sections.
6866 (Layout::link_stabs_sections): New file.
6867 * layout.h (class Layout): Add have_stabstr_section_ field.
6868 Declare link_stabs_sections.
6869
3d857b98
DK		 68702009-06-23 Doug Kwan <dougkwan@google.com>
6871
6872 * Makefile.am (libgold_a_LIBADD): New.
6873 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6874 * Makefile.in: Regenerate.
6875 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6876 * configure: Regenerate.
6877 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6878 * fileread.cc: Include sys/state.h
6879 * gold.h: Declare memmem and strndup if found missing.
6880 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6881
0639a6f6
ILT		 68822009-06-23 Ian Lance Taylor <iant@google.com>
6883
6884 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6885 * configure: Rebuild.
6886
8d63875c
ILT		 68872009-06-23 Ian Lance Taylor <iant@google.com>
6888
6889 PR 10147
6890 * object.cc (Object::section_contents): Don't try to get a view if
6891 the section has length zero.
6892 (Object::handle_gnu_warning_section): If the section is empty, use
6893 the name of the section as the warning.
6894
f7c8a183
ILT		 68952009-06-23 Ian Lance Taylor <iant@google.com>
6896
6897 PR 10133
6898 * stringpool.h (class Stringpool_template): Add optimize_ field.
6899 (Stringpool_template::set_optimize): New function.
6900 * stringpool.cc (Stringpool_template::Stringpool_template):
6901 Initialize optimize_ field.
6902 (Stringpool_template::set_string_offsets): Test local optimize
6903 fild rather than parameter.
6904 * layout.cc (Layout::Layout): Call set_optimize on the section
6905 name stringpool.
6906
e6a307ba
ILT		 69072009-06-22 Ian Lance Taylor <iant@google.com>
6908
6909 PR 10030
6910 * yyscript.y: Parse TARGET.
6911 * script.cc (script_set_target): New function.
6912 * script-c.h (script_set_target): Declare.
6913 * options.cc (General_options::string_to_object_format): Rename
6914 from string_to_object_format in anonymous namespace. Change
6915 callers.
6916 * options.h (class General_options): Declare
6917 string_to_object_format.
6918
3ee173de
ILT		 69192009-06-22 Ian Lance Taylor <iant@google.com>
6920
6921 * script-sections.cc (Script_sections::create_segments): Don't put
6922 program headers in a PT_LOAD segment if -n or -N.
6923
69242009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 6925
6926 PR 10141
6927 * options.h (class General_options): Add -z lazy and -z now. Sort
6928 -z options into alphabetical order.
6929 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6930
cd6739a1 69312009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 6932
6933 * layout.cc (Layout::make_output_section): Call
6934 Target::new_output_section.
6935 (Layout::attach_allocated_section_to_segment): Put large section
6936 sections in a separate load segment with the large segment flag
6937 set.
6938 (Layout::segment_precedes): Sort large data segments after other
6939 load segments.
6940 (align_file_offset): New static function.
6941 (Layout::set_segment_offsets): Use align_file_offset.
6942 * output.h (class Output_section): Add is_small_section_ and
6943 is_large_section_ fields.
6944 (Output_section::is_small_section): New function.
6945 (Output_section::set_is_small_section): New function.
6946 (Output_section::is_large_section): New function.
6947 (Output_section::set_is_large_section): New function.
6948 (Output_section::is_large_data_section): New function.
6949 (class Output_segment): Add is_large_data_segment_ field.
6950 (Output_segment::is_large_data_segment): New function.
6951 (Output_segment::set_is_large_data_segment): New function.
6952 * output.cc (Output_section::Output_section): Initialize new
6953 fields.
6954 (Output_segment::Output_segment): Likewise.
6955 (Output_segment::add_output_section): Add assertion that large
6956 data sections always go in large data segments. Force small data
6957 sections to the end of the list of data sections. Force small BSS
6958 sections to the start of the list of BSS sections. For large BSS
6959 sections to the end of the list of BSS sections.
6960 * symtab.h (class Symbol): Declare is_common_shndx.
6961 (Symbol::is_defined): Check Symbol::is_common_shndx.
6962 (Symbol::is_common): Likewise.
6963 (class Symbol_table): Define enum Commons_section_type. Update
6964 declarations. Add small_commons_ and large_commons_ fields.
6965 * symtab.cc (Symbol::is_common_shndx): New function.
6966 (Symbol_table::Symbol_table): Initialize new fields.
6967 (Symbol_table::add_from_object): Put small and large common
6968 symbols in the right list.
6969 (Symbol_table::sized_finalized_symbol): Check
6970 Symbol::is_common_shndx.
6971 (Symbol_table::sized_write_globals): Likewise.
6972 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6973 common symbol lists. Don't call do_allocate_commons_list if the
6974 list is empty.
6975 (Symbol_table::do_allocate_commons_list): Remove is_tls
6976 parameter. Add comons_section_type parameter. Change all
6977 callers. Handle small and large common symbols.
6978 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6979 Symbol::is_common_shndx.
6980 * resolve.cc (symbol_to_bits): Likewise.
6981 * target.h (Target::small_common_shndx): New function.
6982 (Target::small_common_section_flags): New function.
6983 (Target::large_common_shndx): New function.
6984 (Target::large_common_section_flags): New function.
6985 (Target::new_output_section): New function.
6986 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6987 small_common_section_flags, and large_common_section_flags
6988 fields.
6989 (Target::do_new_output_section): New virtual function.
6990 * arm.cc (Target_arm::arm_info): Initialize new fields.
6991 * i386.cc (Target_i386::i386_info): Likewise.
6992 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6993 Likewise.
6994 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6995 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6996 (Target_x86_64::do_new_output_section): New function.
6997 * configure.ac: Define conditional MCMODEL_MEDIUM.
6998 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6999 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
7000 (large_LDFLAGS): Define.
7001 * testsuite/large.c: New file.
7002 * testsuite/testfile.cc (Target_test::test_target_info):
7003 Initialize new fields.
7004 * configure, testsuite/Makefile.in: Rebuild.
7005
bb04269c
DK		 70062009-06-05 Doug Kwan <dougkwan@google.com>
7007
7008 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 7009 * Makefile.in: Regenerate.
bb04269c
DK		 7010 * i386.cc (class Target_i386): Define new virtual method to
7011 override do_is_local_label_name in parent.
7012 * object.cc (Sized_relobj::do_count_local_symbols): Discard
7013 local symbols if --discard-locals or -X is given.
7014 * options.h (class General_options): Declare new options
7015 '--discard-locals' and '-X' for discarding locals.
7016 * target.h (class Target): Define new methods is_local_label_name.
7017 Declare new virtual method do_is_local_label_name.
7018 * target.cc: New file.
7019 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
7020 (check_SCRIPTS): Add discard_locals_test.sh.
7021 (check_DATA): Add discard_local_tests.syms.
7022 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
7023 (discard_local_tests.syms, discard_locals_test.o): New make rules.
7024 * testsuite/Makefile.in: Regenerate.
7025 * testsuite/discard_locals_test.c: New file.
7026 * testsuite/discard_locals_test.sh: Same.
7027
805bb01c
DK		 70282009-06-05 Doug Kwan <dougkwan@google.com>
7029
7030 * object.cc (Sized_relobj::Sized_relobj): Initialize
7031 discarded_eh_frame_shndx_ to -1U.
7032 (Sized_relobj::do_layout): Record index of a discard .eh_frame
7033 section.
7034 (Sized_relobj::do_count_local_symbols): Skip local symbols in
7035 a discarded .eh_frame section.
7036 (Sized_relobj::do_finalize_local_symbols): Ditto.
7037 * object.h (class Sized_relobj): Declare new member
7038 discarded_eh_frame_shndx_.
7039 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
7040 (local_labels_test.o, local_labels_test): New rules.
7041 * testsuite/Makefile.in: Regenerate.
7042
1dcd334d
DK		 70432009-06-04 Doug Kwan <dougkwan@google.com>
7044
7045 * layout.cc (Layout::section_name_mapping): Add mapping for
7046 special ARM sections.
7047
96d49306
DK		 70482009-06-03 Doug Kwan <dougkwan@google.com>
7049
7050 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
7051 (utils::has_overflow): Same.
7052
dff16297
ILT		 70532009-06-03 Ian Lance Taylor <iant@google.com>
7054
7055 * layout.cc (Layout::section_name_mapping): New array, replacing
7056 Layout::linkonce_mapping.
7057 (Layout::section_name_mapping_count): New variable, replacing
7058 Layout::linkonce_mapping_count.
7059 (Layout::linkonce_output_name): Remove.
7060 (Layout::output_section_name): Rewrite.
7061 * layout.h (class Layout): Rename Linkonce_mapping to
7062 Section_name_mapping, linkonce_mapping to section_name_mapping,
7063 linkonce_mapping_count to section_name_mapping_count. Don't
7064 declare linkonce_output_name.
7065
c121c671
DK		 70662009-06-03 Doug Kwan <dougkwan@google.com>
7067
7068 * gold/arm.cc (namespace utils): New.
7069 (Target_arm::reloc_is_non_pic): Define new method.
7070 (class Arm_relocate_functions): New.
7071 (Target_arm::Relocate::relocate): Handle relocation types used by
7072 Android.
7073
07800fab
ILT		 70742009-06-03 Ian Lance Taylor <iant@google.com>
7075
7076 * arm.cc (Target_arm::scan::global): Use || instead of |.
7077
c121c671
DK		 70782009-06-02 Doug Kwan <dougkwan@google.com>
7079
7080 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
7081 issued_non_pic_error_.
7082 (class Target_arm::Scan): Declare new method check_non_pic.
7083 Define new method symbol_needs_plt_entry.
7084 Declare new data member issued_non_pic_error_.
7085 (class Target_arm::Relocate): Declare new method
7086 should_apply_static_reloc.
7087 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
7088 (Target_arm::Scan::check_non_pic): Define new method.
7089 (Target_arm::Scan::local): Handle a small subset of reloc types used
7090 by Android.
7091 (Target_arm::Scan::local): Same.
7092 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
7093
b19b0c6d
ILT		 70942009-05-31 Mikolaj Zalewski <mikolajz@google.com>
7095
7096 * incremental.cc (Incremental_inputs::report_command_line): Filter
7097 out --incremental-* options.
7098
94cdfcff
DK		 70992009-05-29 Doug Kwan <dougkwan@google.com>
7100
7101 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
7102 template class.
7103 (class Target_arm): Update comment.
7104 (Target_arm::Target_arm): Initialize new data members GOT_,
7105 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
7106 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
7107 and Target_arm::rel_dyn_section.
7108 Declare new_enum Target_arm::Got_type.
7109 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
7110 and DYNBSS_.
7111 Update commments for member do_dynsym_value.
7112 (Target_arm::got_size, Target_arm::plt_section,
7113 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
7114 new methods inside class defintion.
7115 (Target_arm::got_section): Define new method.
7116 (Target_arm::rel_dyn_section): Same.
7117 (Output_data_plt_arm): New template class.
7118 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
7119 (Output_data_plt_arm:do_adjust_output_section): Define new method.
7120 (Output_data_plt_arm::add_entry): Same.
7121 (Output_data_plt_arm::first_plt_entry): Define new
7122 static data member for PLT instruction template.
7123 (Output_data_plt_arm::plt_entry): Same.
7124 (Output_data_plt_arm::do_write): Define new method.
7125 (Target_arm::make_plt_entry): Same.
7126 (Target_arm::do_finalize_sections): Same.
7127 (Target_arm::do_dynsym_value): Same.
7128
4a657b0d
DK		 71292009-05-28 Doug Kwan <dougkwan@google.com>
7130
7131 * Makefile.am (TARGETSOURCES): Add arm.cc.
7132 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
7133 * Makefile.in: Regenerate.
7134 * arm.cc: New file.
7135 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
7136
e7ae8c36
DK		 71372009-05-26 Doug Kwan <dougkwan@google.com>
7138
7139 * options.cc (General_options::parse_exclude_libs). Fix a comment.
7140 (General_options::check_excluded_libs): Strip off directories in
7141 archive name before matching like GNU ld does.
7142 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7143 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
7144 (exclude_libs_test_LDFLAGS): Add linker option
7145 -Wl,--exclude-libs,libexclude_libs_test_3
7146 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
7147 an explicit archive without using -l.
7148 (alt/libexclude_libs_test_3.a): New make rule.
7149 * testsuite/Makefile.in: Regenerate.
7150 * testsuite/exclude_libs_test.c : Declare lib3_default().
7151 (main): Call it.
7152 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
7153 * exclude_libs_test_3.c: New file.
7154
f12e7348
NC		 71552009-05-26 Nick Clifton <nickc@redhat.com>
7156
7157 * po/id.po: New Indonesian translation.
7158 * po/gold.pot: Updated template file.
7159
4daadc0d
ST		 71602009-05-22 Sriraman Tallam <tmsriram@google.com>
7161
e1df38aa 7162 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 7163 gc_comdat_test files. Add -Wl,--gc-sections to build
7164 gc_comdat_test.
7165 * testsuite/Makefile.in: Regenerate.
7166 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
7167
531813ad
ST		 71682009-05-21 Sriraman Tallam <tmsriram@google.com>
7169
7170 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
7171 kept comdat section was garbage collected.
7172 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
7173 * testsuite/Makefile.in: Regenerate.
7174 * testsuite/gc_comdat_test.sh: New file.
7175 * testsuite/gc_comdat_test_1.cc: New file.
7176 * testsuite/gc_comdat_test_2.cc: New file.
7177
65514900
CC		 71782009-05-19 Doug Kwan <dougkwan@google.com>
7179
7180 * archive.cc (Archive::Archive): Move constructor from archive.h
7181 to here. Initialize no_export_.
7182 (Archive::get_elf_object_for_member): Set no_export flag of object.
7183 * archive.h (Archive::Archive): Move constructor body to
7184 archive.cc.
7185 (Archive::no_export): New method.
7186 (Archive::no_export_): New field.
7187 * object.h (Object::Object): Initialize no_export_ to false.
7188 (Object::no_export, Object::set_no_export): New methods.
7189 (Object::no_export_): New field.
7190 * options.cc (General_options::parse_exclude_libs): New method.
7191 (General_options::check_excluded_libs) Same.
7192 * options.h (exclude_libs): New option.
7193 (General_options::check_excluded_libs): New method declaration.
7194 (General_options::excluded_libs_): New field.
7195 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
7196 default or protected visibility if an object has no-export flag set.
7197 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
7198 (check_SCRIPTS): Add exclude_libs_test.sh.
7199 (check_DATA): Add exclude_libs_test.syms.
7200 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
7201 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
7202 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
7203 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
7204 (exclude_libs_test.syms, libexclude_libs_test_1.a,
7205 libexclude_libs_test_2.a): New rules.
7206 * testsuite/Makefile.in: Regenerate.
7207 * testsuite/exclude_libs_test.c: New file.
7208 * testsuite/exclude_libs_test.sh: Ditto.
7209 * testsuite/exclude_libs_test_1.c: Ditto.
7210 * testsuite/exclude_libs_test_2.c: Ditto.
7211
1b77ea50
ILT		 72122009-05-15 Ian Lance Taylor <iant@google.com>
7213
7214 * configure.ac: Check for declarations for cases where libiberty.h
7215 checks HAVE_DECL_xxx.
7216 * configure, config.in: Rebuild.
7217
072fe7ce
ILT		 72182009-05-15 Mikolaj Zalewski <mikolajz@google.com>
7219
7220 * gold.h (Incremental_argument_list): Remove (invalid) forward
7221 declaration.
7222 * incremental.cc (Incremental_inputs::report_achive): New method.
7223 (Incremental_inputs::report_object): New method.
7224 (Incremental_inputs::report_script): New method.
7225 (Incremental_inputs::finalize_inputs): New method.
7226 (Incremental_inputs::finalize): Call finalize_inputs().
7227 (Incremental_inputs::sized_create_incremental_inputs_section_data):
7228 Create inputs entries.
7229 * incremental.h (Incremental_input_type): New enum.
7230 (Incremental_inputs::Incremental_input): Initialize new fields.
7231 (Incremental_inputs::report_inputs): New method.
7232 (Incremental_inputs::report_achive): New method.
7233 (Incremental_inputs::report_object): New method.
7234 (Incremental_inputs::report_script): New method.
7235 (Incremental_inputs::finalize_inputs): New method.
7236 (Incremental_inputs::Input_info): New struct.
7237 (Incremental_inputs::Input_info_map): New typedef.
7238 (Incremental_inputs::lock_): New field.
7239 (Incremental_inputs::Inputs_): New field.
7240 (Incremental_inputs::Inputs_map): New field.
7241 * main.cc (main): Call Incremental_input::report_inputs.
7242 * options.h (Input_argument_list): Typedef moved from
7243 Input_arguments.
7244 (Input_file_group::Files): Remove, use ::Input_argument_list.
7245 (Input_file_group::Input_argument_list): Remove, use
7246 ::Input_argument_list.
7247 * plugin.cc (Plugin_manager::add_input_file): Add error in
7248 incremental build.
7249 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
7250 functions.
7251 * script.cc (read_input_script): Call
7252 Incremental_input::report_script.
7253 * script.h (Script_info): New class.
7254
b0481b0b
ILT		 72552009-04-27 Ian Lance Taylor <iant@google.com>
7256
7257 * x86_64.cc (do_adjust_output_section): Set entsize to
7258 plt_entry_size.
7259
b22a5a41 72602009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 7261
7262 * output.cc (Output_file::close): After short writes, continue
7263 writing from the correct offset in the buffer being written.
7264
40fde488
CD		 72652009-04-23 Chris Demetriou <cgd@google.com>
7266
7267 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
7268 * configure: Regenerate.
7269 * config.in: Regenerate.
7270 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7271 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
7272
3ce2c28e
ILT		 72732009-04-21 Mikolaj Zalewski <mikolajz@google.com>
7274
7275 * incremental.cc (Incremental_inputs_header_data): Renamed from
7276 Incremental_input_header_data.
7277 (Incremental_inputs_header_data::data_size): New field.
7278 (Incremental_inputs_header_data::put_input_file_count): Renamed
7279 from input_file_count.
7280 (Incremental_inputs_header_data::put_command_line_offset): Renamed
7281 from command_line_offset.
7282 (Incremental_inputs_header_data::put_reserved): Renamed from
7283 put_reserved.
7284 (Incremental_inputs_entry_data): Renamed from
7285 Incremental_input_entry_data.
7286 (Incremental_inputs_entry_data::data_size): New field.
7287 (Incremental_inputs::report_command_line): New method.
7288 (Incremental_inputs::finalize): New method.
7289 (Incremental_inputs::create_incremental_inputs_data): New method.
7290 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
7291 * incremental.h: New file.
7292 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
7293 (Layout::finalize): Create incremental inputs section in
7294 incremental builds.
7295 (Layout::create_incremental_info_sections): New method.
7296 * layout.h (Layout::incremental_inputs): New method.
7297 (Layout::create_incremental_info_sections): New method.
7298 (Layout::incremental_inputs_): New field.
7299 * main.cc (main): Notify Incremental_input of the command line.
7300
e55bde5e
ILT		 73012009-04-01 Ian Lance Taylor <iant@google.com>
7302 Mikolaj Zalewski <mikolajz@google.com>
7303
7304 * gold.h (reserve_unordered_map): Define, three versions, one for
7305 each version of Unordered_map.
7306 * layout.cc (Layout::Layout): Remove options parameter. Add
7307 number_of_input_files parameter. Don't initialize options_.
7308 Initialize number_of_input_files_ and resized_signatures_. Move
7309 sections_are_attached_.
7310 (Layout::layout_group): Reserve space for group_signatures_.
7311 (Layout::find_or_add_kept_section): Change name parameter to be a
7312 reference. Resize signatures_ map when it gets large enough.
7313 (Layout::layout_eh_frame): Use parameters->options() instead of
7314 this->options_.
7315 (Layout::make_output_section): Likewise.
7316 (Layout::attach_allocated_section_to_segment): Likewise.
7317 (Layout::finalize, Layout::create_executable_stack): Likewise.
7318 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
7319 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
7320 * layout.h (class Layout): Update declarations. Remove options_
7321 field. Add number_of_input_files_ and resized_signatures_
7322 fields. Move sections_are_attached_ field.
7323 * main.cc (main): Pass number of input files to Layout
7324 constructor. Don't pass options.
7325
154b857c
ILT		 73262009-03-30 Ian Lance Taylor <iant@google.com>
7327
7328 * ffsll.c (ffsll): Correct implementation.
7329
2f35ab9b
ILT		 73302009-03-27 Ian Lance Taylor <iant@google.com>
7331
fd03461a
ILT		 7332 * ffsll.c: New file.
7333 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
7334 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
7335 * ftruncate.c (ftruncate): Declare before definition.
7336 * mremap.c (mremap): Likewise.
7337 * pread.c (pread): Likewise.
7338 * configure, Makefile.in, config.in: Rebuild.
7339
2f35ab9b
ILT		 7340 * mremap.c: New file.
7341 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
7342 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
7343 (mremap): Declare if HAVE_MREMAP is not defined.
7344 * configure, Makefile.in, config.in: Rebuild.
7345
33aea2fd
CC		 73462009-03-27 Cary Coutant <ccoutant@google.com>
7347
7348 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
7349 position independent.
7350 * sparc.cc (Target_sparc::check_non_pic): Likewise.
7351 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
7352
6d479619
CC		 73532009-03-24 Cary Coutant <ccoutant@google.com>
7354
7355 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
7356 an executable.
7357 (needs_dynamic_reloc): Likewise.
7358
afc06bb8
ILT		 73592009-03-24 Ian Lance Taylor <iant@google.com>
7360
7361 * yyscript.y (file_cmd): Recognize EXTERN.
7362 (extern_name_list, extern_name_list_body): New nonterminals.
7363 * script.cc (script_add_extern): Define.
7364 * script-c.h (script_add_extern): Declare.
7365
f6060a4d
ILT		 73662009-03-24 Rafael Avila de Espindola <espindola@google.com>
7367
7368 * object.cc (is_elf_object): Define.
7369 * object.h (is_elf_object): Declare.
7370 * archive.cc (Archive::get_elf_object_for_member): Call
7371 is_elf_object.
33aea2fd 7372 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 7373
26736d8e
ILT		 73742009-03-24 Elliott Hughes <enh@google.com>
7375
7376 * output.cc (Output_file::map_anonymous): Define.
7377 (Output_file::map): Use map_anonymous. If the regular mmap fails,
7378 try an anonymous one. Report the size if the mmap fails.
7379 * output.h (class Output_file): Declare map_anonymous.
7380
22fd9730
ILT		 73812009-03-24 Ian Lance Taylor <iant@google.com>
7382
7383 * target-select.cc (instantiate_target): Don't acquire the lock if
7384 the instantiated_target_ field has already been set.
7385
cb010894
ILT		 73862009-03-23 Ian Lance Taylor <iant@google.com>
7387
7f055c20
ILT		 7388 * gold-threads.h (class Initialize_lock): Define.
7389 * gold-threads.cc (class Initialize_lock_once): Define.
7390 (initialize_lock_control): New static variable.
7391 (initialize_lock_pointer): New static variable.
7392 (initialize_lock_once): New static function.
7393 (Initialize_lock::Initialize_lock): Define.
7394 (Initialize_lock::initialize): Define.
7395 * target-select.h: Include "gold-threads.h".
7396 (class Target_selector): Add lock_ and initialize_lock_ fields.
7397 Don't define instantiate_target, just declare it.
7398 * target-select.cc (Target_selector::Target_selector): Initialize
7399 new fields.
7400 (Target_selector::instantiate_target): Define.
7401 * descriptors.h: Include "gold-threads.h".
7402 (class Descriptors): Add initialize_lock_ field.
7403 * descriptors.cc (Descriptors::Descriptors): Initialize new
7404 field.
7405 (Descriptors::open): Use initialize_lock_ field
7406 * errors.h (class Errors): Add initialize_lock_ field.
7407 * errors.cc (Errors::Errors): Initialize new field.
7408 (Errors::initialize_lock): Use initialize_lock_ field.
7409 * powerpc.cc (class Target_selector_powerpc): Remove
7410 instantiated_target_ field. In do_recognize call
7411 instantiate_target rather than do_instantiate_target. In
7412 do_instantiate_target just allocate a new target.
7413 * sparc.cc (class Target_selector_sparc): Likewise.
7414
36959681
ILT		 7415 * freebsd.h: New file.
7416 * i386.cc: Include "freebsd.h".
7417 (Target_i386): Derive from Target_freebsd rather than
7418 Sized_target.
7419 (Target_selector_i386): Derive from Target_selector_freebsd rather
7420 than Target_selector.
7421 * x86_64.cc: Include "freebsd.h".
7422 (Target_x86_64): Derive from Target_freebsd rather than
7423 Sized_target.
7424 (Target_selector_x86_64): Derive from Target_selector_freebsd
7425 rather than Target_selector.
7426 * target.h (class Target): Add adjust_elf_header and
7427 do_adjust_elf_header.
7428 * output.cc (Output_file_header:: do_sized_write): Call target
7429 adjust_elf_header routine.
7430 * configure.tgt: Set targ_osabi.
7431 * configure.ac: Define GOLD_DEFAULT_OSABI.
7432 * parameters.cc (Parameters::default_target): Pass
7433 GOLD_DEFAULT_OSABI to select_target.
7434 * target-select.h (class Target_selector): Make instantiate_target
7435 protected rather than private.
7436 * Makefile.am (HFILES): Add freebsd.h.
7437 * configure, Makefile.in, config.in: Rebuild.
7438
cb010894
ILT		 7439 * merge.cc (do_add_input_section): Correct pend value. Change
7440 message about last entry not being null terminated from error to
7441 warning.
7442
0e879927
ILT		 74432009-03-20 Mikolaj Zalewski <mikolajz@google.com>
7444
7445 * incremental.cc: New file.
7446 * Makefile.am (CCFILES): Add incremental.cc.
7447 * Makefile.in: Rebuild.
7448
41105937
PP		 74492009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
7450
7451 * layout.cc (Layout::output_section_name): Preserve names
7452 of '.note.' sections.
e1df38aa 7453
60439920
ILT		 74542009-03-19 Ian Lance Taylor <iant@google.com>
7455
7456 * descriptors.cc (Descriptors::open): Check that the options are
7457 valid before using them.
7458
0d371ad3
ILT		 74592009-03-18 Ian Lance Taylor <iant@google.com>
7460
7461 * script-sections.h: Include <list>.
7462 (class Script_sections): Change Sections_elements from std::vector
7463 to std::list. Typedef public Elements_iterator. Add
7464 orphan_section_placement_, data_segment_align_start_, and
7465 saw_data_segment_align_ fields. Remove data_segment_align_index_
7466 field.
7467 * script-sections.cc (class Orphan_section_placement): New class.
7468 (class Sections_element): Add virtual functions is_relro and
7469 orphan_section_init. Remove virtual function place_orphan_here.
7470 (class Output_section_definition): Add is_relro and
7471 orphan_section_init. Remove place_orphan_here.
7472 (class Orphan_output_section): Likewise.
7473 (Script_sections::Script_sections): Update for field changes.
7474 (Script_sections::data_segment_align): Set saw_data_segment_align_
7475 and data_segment_align_start_, not data_segment_align_index.
7476 (Script_sections::data_segment_relro_end): Check
7477 saw_data_segment_align_. Use data_segment_align_start_ rather
7478 than data_segment_align_index_.
7479 (Script_sections::place_orphan): Rewrite to use
7480 Orphan_section_placement.
7481
9201d894
ILT		 74822009-03-17 Ian Lance Taylor <iant@google.com>
7483
9c5b8369
ILT		 7484 * archive.cc (Archive::add_symbols): Check for a version attached
7485 to the symbol name in the archive map.
7486 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
7487 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
7488 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
7489 (ver_test_11.a): New target.
7490 * testsuite/Makefile.in: Rebuild.
7491
9201d894
ILT		 7492 * configure.ac: Check for chsize and posix_fallocate. Replace
7493 ftruncate.
7494 * ftruncate.c: New file, from gnulib.
7495 * output.cc (posix_fallocate): Define dummy version if not
7496 HAVE_POSIX_FALLOCATE.
7497 (Output_file::map): Call posix_fallocate rather than lseek and
7498 write.
7499 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
7500 * configure, Makefile.in, config.in: Rebuild.
7501
ef4ab7a8 75022009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 7503
ef4ab7a8
PP		 7504 * layout.h (Layout::create_note): Add section_name parameter.
7505 * layout.cc (Layout::create_note): Likewise.
7506 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 7507
8c500701
ILT		 75082009-03-17 Ian Lance Taylor <iant@google.com>
7509
e85b18e1
ILT		 7510 * descriptors.cc: Include "options.h".
7511 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
7512 (Descriptors::open): Always use O_CLOEXEC when opening a new
7513 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
7514 then set FD_CLOEXEC.
7515
9efe6174
ILT		 7516 * sparc.cc (class Target_sparc): Add has_got_section.
7517 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
7518 make sure we have a GOT section.
7519
7520 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
7521 (Target_sparc::Scan::local): Likewise.
7522 (Target_sparc::Scan::global): Likewise.
7523 (Target_sparc::Relocate::relocate): Likewise.
7524 (Target_sparc::Relocate::relocate_tls): Likewise.
7525
8c500701
ILT		 7526 * symtab.cc (Symbol_table::define_default_version): New function,
7527 broken out of add_from_object.
7528 (Symbol_table::add_from_object): Call define_default_version.
7529 (Symbol_table::define_special_symbol): Add resolve_oldsym
7530 parameter. Change all callers. If the version for a symbol comes
7531 from a version script, resolve it with the symbol with the same
7532 name with no version. Also add the symbol without a version if
7533 appropriate.
7534 (do_define_in_output_data): If resolving with oldsym, don't delete
7535 sym.
7536 (do_define_in_output_segment): Likewise.
7537 (do_define_as_constant): Likewise.
7538 * symtab.h (class Symbol_table): Update declarations.
7539
f1ed28fb
ILT		 75402009-03-13 Ian Lance Taylor <iant@google.com>
7541
15f8229b
ILT		 7542 * readsyms.cc (Read_symbols::incompatible_warning): New function.
7543 (Read_symbols::requeue): New function.
7544 (Read_symbols::do_read_symbols): If make_elf_object fails because
7545 the target type is not configured, and the file was searched for,
7546 issue a warning and retry with the next directory.
7547 (Add_symbols::run): If the file has an incompatible format, and
7548 it was searched for, requeue the Read_symbols task. On error,
7549 release the object.
7550 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
7551 dirindex parameter to constructor. Change all callers. Declare
7552 incompatible_warning and requeue.
7553 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
7554 input_argument_ and input_group_ fields. Add them to
7555 constructor. Change all callers.
7556 (class Read_script): Add dirindex_ field. Add it to constructor.
7557 Change all callers.
7558 * archive.cc (Archive::setup): Remove input_objects parameter.
7559 Change all callers.
7560 (Archive::get_file_and_offset): Likewise.
7561 (Archive::read_all_symbols): Likewise.
7562 (Archive::read_symbols): Likewise.
7563 (Archive::get_elf_object_for_member): Remove input_objects
7564 parameter. Add punconfigured parameter. Change all callers.
7565 (Archive::add_symbols): Change return type to bool. Check return
7566 value of include_member.
7567 (Archive::include_all_members): Likewise.
7568 (Archive::include_member): Change return type to bool. Return
7569 false if first included object has incompatible target. Set
7570 included_member_ field.
7571 (Add_archive_symbols::run): If add_symbols returns false, requeue
7572 Read_symbols task.
7573 * archive.h (class Archive): Add included_member_ field.
7574 Initialize it in constructor. Add input_file and searched_for
7575 methods. Update declarations.
7576 (class Add_archive_symbols): Add dirpath_, dirindex_, and
7577 input_argument_ fields. Add them to constructor. Change all
7578 callers.
7579 * script.cc: Include "target-select.h".
7580 (class Parser_closure): Add skip_on_incompatible_target_ and
7581 found_incompatible_target_ fields. Add
7582 skip_on_incompatible_target parameter to constructor. Change all
7583 callers. Add methods skip_on_incompatible_target,
7584 clear_skip_on_incompatible_target, found_incompatible_target, and
7585 set_found_incompatible_target.
7586 (read_input_script): Add dirindex parameter. Change all callers.
7587 If parser finds an incompatible target, requeue Read_symbols
7588 task.
7589 (script_set_symbol): Clear skip_on_incompatible_target in
7590 closure.
7591 (script_add_assertion, script_parse_option): Likewise.
7592 (script_start_sections, script_add_phdr): Likewise.
7593 (script_check_output_format): New function.
7594 * script.h (read_input_script): Update declaration.
7595 * script-c.h (script_check_output_format): Declare.
7596 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
7597 (ignore_cmd): Remove OUTPUT_FORMAT.
7598 * fileread.cc (Input_file::Input_file): Add explicit this.
7599 (Input_file::will_search_for): New function.
7600 (Input_file::open): Add pindex parameter. Change all callers.
7601 * fileread.h (class Input_file): Add input_file_argument method.
7602 Declare will_search_for. Update declarations.
7603 * object.cc (make_elf_object): Add punconfigured parameter.
7604 Change all callers.
7605 * object.h (class Object): Make input_file public. Add
7606 searched_for method.
7607 (make_elf_object): Update declaration.
7608 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
7609 restart search.
7610 * dirsearch.h (class Dirsearch): Update declaration.
7611 * options.h (class General_options): Add --warn-search-mismatch.
7612 * parameters.cc (Parameters::is_compatible_target): New function.
7613 * parameters.h (class Parameters): Declare is_compatible_target.
7614 * workqueue.cc (Workqueue::add_blocker): New function.
7615 * workqueue.h (class Workqueue): Declare add_blocker.
7616
f1ed28fb
ILT		 7617 * fileread.cc (Input_file::open): Remove options parameter.
7618 Change all callers.
7619 (Input_file::open_binary): Likewise.
7620 * script.cc (read_input_script): Likewise.
7621 * readsyms.h (class Read_symbols): Remove options_ field. Remove
7622 options parameter from constructor. Change all callers.
7623 (class Read_script): Likewise.
7624 * fileread.h (class Input_file): Update declarations.
7625 * script.h (read_input_script): Update declaration.
7626
34dd024a
NC		 76272009-03-10 Nick Clifton <nickc@redhat.com>
7628
7629 * po/es.po: New Spanish translation.
7630
6d71b17c
CC		 76312009-03-06 Cary Coutant <ccoutant@google.com>
7632
7633 * options.cc (parse_short_option): Keep dash_z from registering itself.
7634
031cdbed
ILT		 76352009-03-03 Ian Lance Taylor <iant@google.com>
7636
7637 PR 9918
7638 * target-reloc.h (relocate_section): Pass output_section to
7639 relocate.
7640 * i386.cc (Target_i386::should_apply_static_reloc): Add
7641 output_section parameter. Change all callers.
7642 (Target_i386::Relocate::relocate): Add output_section parameter.
7643 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7644 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
7645 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
7646 * testsuite/two_file_shared.sh: New script.
7647 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
7648 (check_DATA): Add two_file_shared.dbg.
7649 (two_file_shared.dbg): New target.
7650 * testsuite/Makefile.in: Rebuild.
7651
15d5fa16
ILT		 76522009-03-01 Ian Lance Taylor <iant@google.com>
7653
7654 * configure.ac: Check for byteswap.h.
7655 * configure: Rebuild.
7656 * config.in: Rebuild.
7657
8a4c0b0d
ILT		 76582009-03-01 Mikolaj Zalewski <mikolajz@google.com>
7659
7660 * layout.cc (Layout::find_or_add_kept_section): New function.
7661 (Layout::add_comdat): Removed.
7662 * layout.h (struct Kept_section): Move out of class Layout.
7663 Remove trailing underscores from field names. Add group_sections
7664 field. Rename group_ field to is_group. Change all uses.
7665 (class Layout): Declare find_or_add_kept_section, not add_comdat.
7666 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
7667 comdat_groups_ field.
7668 (Sized_relobj::include_section_group): Use
7669 find_or_add_kept_section and Kept_section::group_sections.
7670 (Sized_relobj::include_linkonce_section): Likewise.
7671 * object.cc (class Sized_relobj): Don't define Comdat_group or
7672 Comdat_group_table. Remove find_comdat_group and
7673 add_comdat_group. Remove comdat_groups_ field.
7674 * plugin.cc (include_comdat_group): Use
7675 Layout::find_or_add_kept_section.
7676
b4ecf66b
ILT		 76772009-02-28 Ian Lance Taylor <iant@google.com>
7678
14359ca0
ILT		 7679 * README: --gc-sections and map files are now supported. Document
7680 some build requirements.
7681
b4ecf66b
ILT		 7682 PR 6992
7683 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
7684 relocatable link set the value of the section symbol to zero.
7685 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
7686 relocatable link don't include the section address in the local
7687 symbol value.
7688
0602e05a
ILT		 76892009-02-27 Ian Lance Taylor <iant@google.com>
7690
fd9d194f
ILT		 7691 PR 6811
7692 * options.h (class Search_directory): Add is_system_directory.
7693 (class General_options): Declare is_in_system_directory.
7694 * options.cc (get_relative_sysroot): Make static.
7695 (get_default_sysroot): Make static.
7696 (General_optoins::is_in_system_directory): New function.
7697 * fileread.cc (Input_file::is_in_system_directory): New function.
7698 * fileread.h (class Input_file): Declare is_in_system_directory.
7699 * object.h (class Object): Add is_in_system_directory.
7700 (class Input_objects): Remove system_library_directory_ field.
7701 * object.cc (Input_objects::add_object): Don't set
7702 system_library_directory_.
7703 (input_objects::found_in_system_library_directory): Remove.
7704 * symtab.cc (Symbol_table::write_globals): Remove input_objects
7705 parameter. Change all callers.
7706 (Symbol_table::sized_write_globals): Likewise.
7707 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
7708 Call Object::is_in_system_directory.
7709 * symtab.h (class Symbol_table): Update declarations.
7710
61edd21f
ILT		 7711 PR 5990
7712 * descriptors.h (Open_descriptor): Add is_on_stack field.
7713 * descriptors.cc (Descriptors::open): If the descriptor is on the
7714 top of the stack, remove it. Initialize is_on_stack field.
7715 (Descriptors::release): Only add pod to stack if it is not on the
7716 stack already.
7717 (Descriptors::close_some_descriptor): Clear stack_next and
7718 is_on_stack fields.
7719
e29e076a
ILT		 7720 PR 7091
7721 * output.cc (Output_section::find_starting_output_address): Rename
7722 from starting_output_address; add PADDR parameter; change return
7723 type.
7724 * output.h (class Output_section): Declare
7725 find_starting_output_address instead of starting_output_address.
7726 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
7727 section symbol for which we can't find a merge section.
7728
0602e05a
ILT		 7729 PR 9836
7730 * symtab.cc (Symbol_table::add_from_object): If the visibility is
7731 hidden or internal, force the symbol to be local.
7732 * resolve.cc (Symbol::override_visibility): Define.
7733 (Symbol::override_base): Use override_visibility.
7734 (Symbol_table::resolve): Likewise.
7735 (Symbol::override_base_with_special): Likewise.
7736 (Symbol_table::override_with_special): If the visibility is hidden
7737 or internal, force the symbol to be local.
7738 * symtab.h (class Symbol): Add set_visibility and
7739 override_visibility.
7740 * testsuite/ver_test_1.sh: New file.
7741 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
7742 (check_DATA): Add ver_test_1.syms.
7743 (ver_test_1.syms): New target.
7744 * testsuite/Makefile.in: Rebuild.
7745
401a9a73
CC		 77462009-02-25 Cary Coutant <ccoutant@google.com>
7747
7748 * layout.cc (Layout::choose_output_section): Don't rename sections
7749 when using a linker script that has a SECTIONS clause.
7750 * Makefile.in: Regenerate.
7751
7752 * testsuite/Makefile.am (script_test_5.sh): New test case.
7753 * testsuite/Makefile.in: Regenerate.
7754 * testsuite/script_test_5.cc: New file.
7755 * testsuite/script_test_5.sh: New file.
7756 * testsuite/script_test_5.t: New file.
7757
f488e4b0
CC		 77582009-02-13 Rafael Avila de Espindola <espindola@google.com>
7759
7760 * archive.cc (Archive::include_member): Update calls to add_symbols.
7761 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
7762 the Layout argument.
7763 * dynobj.h (do_add_symbols): Add the Layout argument.
7764 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
7765 Layout argument.
7766 * object.h (Object::add_symbols): Add the Layout argument.
7767 (Object::do_add_symbols): Add the Layout argument.
7768 (Sized_relobj::do_add_symbols): Add the Layout argument.
7769 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
7770 Unify the two versions.
7771 (Add_plugin_symbols): Remove.
7772 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
7773 (Sized_pluginobj::do_add_symbols): Unify the two versions.
7774 (Add_plugin_symbols): Remove.
7775 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
7776 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
7777 (Add_symbols::run): Make it work with Pulginobj.
7778
89dd1680
ILT		 77792009-02-06 Ian Lance Taylor <iant@google.com>
7780
7781 * object.cc (Sized_relobj::do_layout): Make info message start
7782 with lower case letter.
7783
266d0a74
ILT		 77842009-02-06 Mikolaj Zalewski <mikolajz@google.com>
7785
602b464e
ILT		 7786 * binary.cc: Fix file comment.
7787
266d0a74
ILT		 7788 * options.h (enum Incremental_disposition): Define.
7789 (class General_options): Add new options: --incremental,
7790 --incremental_changed, --incremental_unchanged,
7791 --incremental_unknown. Add incremental_disposition_ and
7792 implicit_incremental_ fields.
7793 (General_options::incremental_disposition): New function.
7794 (class Position_dependent_options): Add incremental_disposition
7795 option.
7796 (Position_dependent_options::copy_from_options): Set incremental
7797 dispositions.
7798 * options.cc (General_options::parse_incremental_changed): New
7799 function.
7800 (General_options::parse_incremental_unchanged): New function.
7801 (General_options::parse_incremental_unknown): New function.
7802 (General_options::General_options): Initialize new fields
7803 incremental_disposition_ and implicit_incremental_.
7804 (General_options::finalize): Check for uasge of --incremental-*
7805 without --incremental.
7806
f073bbf7
CD		 78072009-02-06 Chris Demetriou <cgd@google.com>
7808
7809 * gold.h (gold_undefined_symbol): Change to take only a Symbol
7810 pointer and to report location as the file name associated with
7811 the symbol.
7812 (gold_undefined_symbol_at_location): New function to replace the
7813 old gold_undefined_symbol functionality.
7814 * target-reloc.h (relocate_section): Update to use
7815 gold_undefined_symbol_at_location.
7816 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7817 Call gold_undefined_symbol function rather than gold_error.
7818 * errors.h (Errors::undefined_symbol): Take location as a
7819 string, rather than calculating it from a relocation.
7820 * errors.cc (Errors::fatal): Print "fatal error:" before the
7821 formatted message.
7822 (Errors::error, Errors::error_at_location): Print "error: "
7823 before the formatted message.
7824 (Errors::undefined_symbol): Take location as a string, rather
7825 than calculating it from a relocation.
7826 (gold_undefined_symbol_at_location): New function akin to
7827 old gold_undefined_symbol, calculates location from relocation.
7828 (gold_undefined_symbol): Change to take only a Symbol pointer
7829 and to report location as the file name associated with the symbol.
7830 * testsuite/debug_msg.sh: Update for changed error messages.
7831 * testsuite/undef_symbol.sh: Likewise.
7832
8e94a90c
ILT		 78332009-02-04 Duncan Sands <baldrick@free.fr>
7834
7835 PR 9812
7836 * reduced_debug_output.h
7837 (Output_reduced_debug_abbrev_section::failed): Use format for
7838 gold_warning.
7839 (Output_reduced_debug_info_section::faild): Likewise.
7840
88a0e15b
ILT		 78412009-01-31 Mikolaj Zalewski <mikolajz@google.com>
7842
7843 * script.cc (Lazy_demangler): New class.
7844 (Version_script_info::get_symbol_version_helper): Demangle a
7845 symbol only once.
7846
5efc7cd2
CC		 78472009-01-29 Cary Coutant <ccoutant@google.com>
7848
7849 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
7850 to __tls_get_addr.
7851 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
7852
e0ebcf42
ILT		 78532009-01-28 Ian Lance Taylor <iant@google.com>
7854
5efc7cd2 7855 * version.cc (version_string): Bump to 1.9.
75fe7426 7856
e0ebcf42
ILT		 7857 * gold.h: Include <cstring> and <stdint.h>.
7858 * version.cc: Include <cstdio>.
7859 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7860 warning.
7861 * reduced_debug_output.cc (insert_into_vector): Rename from
7862 Insert_into_vector; change all callers. Use Swap_unaligned to
7863 avoid aliasing issue; remove union since it is unnecessary.
7864
8e2813be 78652009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 7866
7867 * Makefile.am (CCFILES): Add gc.cc.
7868 (HFILES): Add gc.h.
7869 * Makefile.in: Regenerate.
7870 * gold.cc (Gc_runner): New class.
7871 (queue_initial_tasks): Call garbage collection related tasks
7872 when corresponding options are invoked.
7873 (queue_middle_gc_tasks): New function.
7874 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7875 processed early before laying out sections during garbage collection.
7876 * gold.h (queue_middle_gc_tasks): New function.
7877 (is_prefix_of): Move from "layout.cc".
7878 * i386.cc (Target_i386::gc_process_relocs): New function.
7879 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7880 * main.cc (main): Create object of class "Garbage_collection".
7881 * object.cc (Relobj::copy_symbols_data): New function.
7882 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 7883 (Sized_relobj::do_layout): Allow this function to be called twice
7884 during garbage collection and defer layout of section during the
6d03d481
ST		 7885 first call.
7886 * object.h (Relobj::get_symbols_data): New function.
7887 (Relobj::is_section_name_included): New function.
7888 (Relobj::copy_symbols_data): New function.
7889 (Relobj::set_symbols_data): New function.
7890 (Relobj::get_relocs_data): New function.
7891 (Relobj::set_relocs_data): New function.
7892 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7893 (Relobj::gc_process_relocs): New function.
7894 (Relobj::do_gc_process_relocs): New pure virtual function.
7895 (Relobj::sd_): New data member.
7896 (Sized_relobj::is_output_section_offset_invalid): New function.
7897 (Sized_relobj::do_gc_process_relocs): New function.
7898 * options.h (General_options::gc_sections): Modify to not be a no-op.
7899 (General_options::print_gc_sections): New option.
7900 * plugin.cc (Plugin_finish::run): Remove function call to
7901 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7902 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7903 * reloc.cc (Read_relocs::run): Add task to process relocs and
7904 determine unreferenced sections when doing garbage collection.
7905 (Gc_process_relocs): New class.
7906 (Sized_relobj::do_gc_process_relocs): New function.
7907 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7908 sections that are garbage collected.
7909 * reloc.h (Gc_process_relocs): New class.
7910 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7911 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7912 symbols whose corresponding sections are garbage collected.
7913 (Symbol_table::Symbol_table): Add new parameter for the garbage
7914 collection object.
7915 (Symbol_table::gc_mark_undef_symbols): New function.
7916 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7917 (Symbol_table::gc_mark_dyn_syms): New function.
7918 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7919 as garbage.
7920 (Symbol_table::add_from_object): Likewise.
7921 (Symbol_table::add_from_relobj): When building shared objects, do not
7922 treat externally visible symbols as garbage.
7923 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7924 table information for static and relocatable links.
7925 * symtab.h (Symbol_table::set_gc): New function.
7926 (Symbol_table::gc): New function.
7927 (Symbol_table::gc_mark_undef_symbols): New function.
7928 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7929 (Symbol_table::gc_mark_dyn_syms): New function.
7930 (Symbol_table::gc_): New data member.
e1df38aa 7931 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 7932 function.
7933 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7934 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7935
3b293544
CF		 79362009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7937
7938 * options.h (General_options::gc_sections): Define as a no-op for now.
7939 (General_options::no_keep_memory): Ditto.
7940 (General_options::Bshareable): Define.
7941 * options.cc (General_options::finalize): Honor -Bshareable.
7942
83d22aa8
AS		 79432009-01-20 Andreas Schwab <schwab@suse.de>
7944
7945 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7946 read the value in the contents, since we don't use it. Use the
7947 template endianness when writing.
7948 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7949
cd536b21
AS		 79502009-01-19 Andreas Schwab <schwab@suse.de>
7951
7952 * configure.tgt (powerpc64-*): Fix targ_obj.
7953
99e9a495
ILT		 79542009-01-15 Ian Lance Taylor <iant@google.com>
7955
7956 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7957 local symbols when stripping all symbols.
7958
bbbfea06
CC		 79592009-01-14 Cary Coutant <ccoutant@google.com>
7960
99e9a495 7961 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 7962
0f7c0701
CC		 79632009-01-14 Cary Coutant <ccoutant@google.com>
7964
7965 * archive.cc (Archive::get_elf_object_for_member): Remove call
7966 to File_read::claim_for_plugin.
7967 * descriptors.cc (Descriptors::open): Remove reference to
7968 is_claimed.
7969 (Descriptors::claim_for_plugin): Remove.
7970 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7971 (Descriptors::is_claimed): Remove.
7972 (claim_descriptor_for_plugin): Remove.
7973 * fileread.cc (File_read::claim_for_plugin): Remove.
7974 * fileread.h (File_read::claim_for_plugin): Remove.
7975 (File_read::descriptor): Reopen descriptor if necessary.
7976 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7977 (Plugin_manager::all_symbols_read): Add task parameter. Change
7978 all callers.
7979 (Plugin_manager::get_input_file): New function.
7980 (Plugin_manager::release_input_file): New function.
7981 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7982 corresponding data member.
7983 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7984 and pass to base constructor. Change all callers.
7985 (get_input_file, release_input_file): New functions.
7986 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7987 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7988 (Plugin_manager::all_symbols_read): Add task parameter.
7989 (Plugin_manager::get_input_file): New function.
7990 (Plugin_manager::release_input_file): New function.
7991 (Plugin_manager::task_): New data member.
7992 (Pluginobj::Pluginobj): Add filesize parameter.
7993 (Pluginobj::filename): New function.
7994 (Pluginobj::descriptor): New function.
7995 (Pluginobj::filesize): New function.
7996 (Pluginobj::filesize_): New data member.
7997 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7998 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7999 File_read::claim_for_plugin; use Object::unlock to unlock the file.
8000
8001 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
8002 with archive libraries.
8003 * testsuite/Makefile.in: Regenerate.
8004 * testsuite/plugin_test.c (struct sym_info): New type.
8005 (get_input_file, release_input_file): New static variables.
8006 (onload): Capture new transfer vector entries.
8007 (claim_file_hook): Stop reading at end of file according to filesize.
8008 Factor out parsing of readelf output into separate function.
8009 (all_symbols_read_hook): Exercise get_input_file and release_input_file
8010 APIs and get the source file name from the symbol table. Convert
8011 source file name to corresponding object file name. Print info
8012 message when adding new input files.
8013 (parse_readelf_line): New function.
8014 * testsuite/plugin_test_1.sh: Add checks for new info messages.
8015 * testsuite/plugin_test_2.sh: Likewise.
8016 * testsuite/plugin_test_3.sh: Likewise.
8017 * testsuite/plugin_test_4.sh: New test case.
8018
62a6d109
ILT		 80192009-01-07 Ian Lance Taylor <iant@google.com>
8020
8021 * version.cc (version_string): Bump to 1.8.
8022
483620e8
CC		 80232008-12-23 Cary Coutant <ccoutant@google.com>
8024
8025 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
8026 * plugin.cc (Plugin_manager::finish): Rename as
8027 layout_deferred_objects. Move cleanup to separate function.
8028 (Plugin_manager::cleanup): New function.
8029 (Plugin_finish::run): Call layout_deferred_objects and cleanup
8030 separately.
8031 * plugin.h (Plugin_manager::finish): Rename as
8032 layout_deferred_objects.
8033 (Plugin_manager::cleanup): New function.
8034 (Plugin_manager::cleanup_done): New field.
8035
d66a9eb3
CC		 80362008-12-23 Cary Coutant <ccoutant@google.com>
8037
8038 * plugin.cc (is_visible_from_outside): New function.
8039 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
8040 so we don't return "IR only" status for exported symbols or -r links.
8041
8042 * testsuite/Makefile.am (plugin_test_3): New test case.
8043 * testsuite/Makefile.in: Regenerate.
8044 * testsuite/plugin_test_3.sh: New file.
8045
5995b570
CC		 80462008-12-22 Cary Coutant <ccoutant@google.com>
8047
8048 * object.cc (Sized_relobj::layout_section): New function.
8049 (Sized_relobj::do_layout): Defer layout of input sections until after
8050 plugin has provided replacement files.
8051 (Sized_relobj::do_layout_deferred_sections): New function.
8052 * object.h (Relobj::set_section_offset): Remove virtual keyword.
8053 (Relobj::layout_deferred_sections): New function.
8054 (Relobj::do_layout_deferred_sections): New function.
8055 (Sized_relobj::do_layout_deferred_sections): New function.
8056 (Sized_relobj::layout_section): New function.
8057 (Sized_relobj::Deferred_layout): New structure.
8058 (Sized_relobj::deferred_layout_): New field.
8059 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
8060 Change all callers. Layout deferred sections.
8061 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
8062 references.
8063 (Plugin_hook::run): Move code from do_plugin_hook inline.
8064 (Plugin_hook::do_plugin_hook): Remove.
8065 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
8066 (Plugin_manager::finish): Renamed, was cleanup.
8067 (Plugin_manager::should_defer_layout): New function.
8068 (Plugin_manager::add_deferred_layout_object): New function.
8069 (Plugin_manager::Deferred_layout_list): New type.
8070 (Plugin_manager::deferred_layout_objects_): New field.
8071 (Plugin_hook::do_plugin_hook): Remove.
8072
ee769c88
ILT		 80732008-12-17 Ian Lance Taylor <iant@google.com>
8074
8075 * options.h (class General_options): Add --no case for
8076 --export-dynamic.
8077
abc8dcba
CC		 80782008-12-16 Cary Coutant <ccoutant@google.com>
8079
8080 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
8081 vector.
8082 (Plugin_manager::claim_file): Create plugin object even if
8083 plugin did not call the add_symbols callback.
8084 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
8085 asking for more symbols than were added.
8086 * testsuite/Makefile.am (plugin_test_1): Add test case with
8087 no global symbols.
8088 (empty.syms): New target.
8089 * testsuite/Makefile.in: Regenerate.
8090 * testsuite/plugin_test.c (claim_file_hook): Add new debug
8091 message. Don't call add_symbols if no globals.
8092 (all_symbols_read_hook): Don't provide replacement for empty
8093 claimed file.
8094
b0074644
ILT		 80952008-12-12 Ian Lance Taylor <iant@google.com>
8096
68943102
ILT		 8097 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
8098 r_type == 0 for a local symbol with r_sym == 0.
8099 (scan_relocatable_relocs): Pass r_sym to
8100 local_non_section_strategy.
8101 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8102 r_sym parameter.
8103
b0074644
ILT		 8104 * configure.ac: Update test for TLS descriptors: they are
8105 supported as of glibc 2.9.
8106 * configure: Rebuild.
8107
c2508178
ILT		 81082008-12-11 Ian Lance Taylor <iant@google.com>
8109
8110 PR 7091
8111 * target-reloc.h (Default_scan_relocatable_relocs): For each
8112 function, map r_type == 0 to RELOC_DISCARD.
8113
2756a258
CC		 81142008-12-10 Cary Coutant <ccoutant@google.com>
8115
8116 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
8117 object to override a kept COMDAT group from a plugin object.
8118
bb6f53d3
ILT		 81192008-12-09 Ian Lance Taylor <iant@google.com>
8120
fbc558e1
ILT		 8121 PR 7088
8122 * yyscript.y (file_cmd): Handle INPUT.
8123
bb6f53d3
ILT		 8124 * testsuite/initpri1.c: Change all declarations to be full
8125 prototypes by adding void, to avoid compiler warnings.
8126
4674ecfc
CC		 81272008-12-05 Rafael Avila de Espindola <espindola@google.com>
8128
8129 * options.cc (General_options::parse_plugin_opt): New.
8130 (General_options::add_plugin): The argument now is just the filename.
8131 (General_options::add_plugin_option): New.
8132 * options.h (plugin_opt): New.
8133 (add_plugin): Change argument name.
8134 (add_plugin_option): New.
8135 * plugin.cc (Plugin::load): Don't parse the plugin option.
8136 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
8137 (Plugin::add_option): New.
8138 (Plugin::args_): Change type.
8139 (Plugin::filename_): New.
8140 (Plugin_manager::add_plugin_option): New.
8141 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
8142 * testsuite/Makefile.in: Regenerate.
8143
fd06b4aa
CC		 81442008-12-05 Cary Coutant <ccoutant@google.com>
8145
8146 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
8147 Handle --strip-lto-sections option.
8148 * options.h (strip_lto_sections): New option.
8149
6c52134c
CC		 81502008-12-01 Cary Coutant <ccoutant@google.com>
8151
8152 * plugin.cc (ld_plugin_message): Change format parameter to const.
8153 Fix mismatch between new[] and delete.
8154
a45248e0
CC		 81552008-11-14 Cary Coutant <ccoutant@google.com>
8156
8157 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
8158 instead of -1U.
8159
c82fbeee
CS		 81602008-11-05 Craig Silverstein <csilvers@google.com>
8161
8162 * options.cc (General_options::parse_dynamic_list): New function.
8163 * options.h (General_options): New flags dynamic_list,
8164 dynamic_list_data, dynamic_list_cpp_new, and
8165 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
8166 (General_options::in_dynamic_list): New function.
8167 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
8168 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
8169 (Lex::can_continue_name): Likewise.
8170 (yylex): Likewise.
8171 (read_script_file): New parameter script_options.
8172 (read_dynamic_list): New function.
8173 (Script_options::define_dynamic_list): New function.
8174 (dynamic_list_keyword_parsecodes): New variable.
8175 (dynamic_list_keywords): New variable.
8176 * script.h (Script_options::define_dynamic_list): New function
8177 prototype.
8178 (read_dynamic_list): New function prototype.
8179 * symtab.cc (strprefix): New macro.
8180 (Symbol::should_add_dynsym_entry): Support dynamic_list,
8181 dynamic_list_data, dynamic_list_cpp_new, and
8182 dynamic_list_cpp_typeinfo.
8183 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
8184 (dynamic_list_expr): New rule.
8185 (dynamic_list_nodes): Likewise.
8186 (dynamic_list_node): Likewise.
8187 * testsuite/Makefile.am (dynamic_list): New test.
8188 * testsuite/Makefile.in: Regenerated.
8189 * testsuite/dynamic_list.t: New file.
8190 * testsuite/dynamic_list.sh: New file.
8191
e0bb29a5
CS		 81922008-11-05 Craig Silverstein <csilvers@google.com>
8193
8194 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
8195 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
8196 (t11_last): Likewise.
8197 * testsuite/ver_test_6.c (main): Likewise.
8198
4e1e25e0
CC		 81992008-10-07 Cary Coutant <ccoutant@google.com>
8200
8201 * options.c (General_options::finalize): Add check for -static and
8202 -shared.
8203 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
8204 is not empty.
8205
92f03fcb
CC		 82062008-10-02 Cary Coutant <ccoutant@google.com>
8207
8208 * plugin.cc (make_sized_plugin_object): Fix conditional
8209 compilation to work when not all targets are enabled.
8210
fbd8a257
CC		 82112008-09-29 Cary Coutant <ccoutant@google.com>
8212
8213 * archive.cc (Archive::get_file_and_offset): Use filename instead
8214 of name to get library path.
8215 (Archive::include_member): Unlock external member of a thin archive.
8216
8217 * testsuite/Makefile.am (TEST_AR): New variable.
8218 (thin_archive_test_1): New test.
8219 (thin_archive_test_2): New test.
81636b3f
CC		 8220 * testsuite/Makefile.in: Regenerate.
8221 * testsuite/thin_archive_main.cc: New file.
8222 * testsuite/thin_archive_test_1.cc: New file.
8223 * testsuite/thin_archive_test_2.cc: New file.
8224 * testsuite/thin_archive_test_3.cc: New file.
8225 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 8226
eff45813
CC		 82272008-09-29 Cary Coutant <ccoutant@google.com>
8228
8229 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
8230 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
8231 instead of -1U.
8232 (Sized_relobj::do_finalize_local_symbols): Likewise.
8233 (Sized_relobj::map_to_kept_section): Likewise.
8234 * object.h (Sized_relobj::invalid_address): New constant.
8235 (Sized_relobj::do_output_section_offset): Check for invalid_address
8236 and return -1ULL.
8237 * output.cc (Output_reloc::local_section_offset): Use constant
8238 invalid_address instead of -1U.
8239 (Output_reloc::get_address): Likewise.
8240 (Output_section::output_address): Change -1U to -1ULL.
8241 * output.h (Output_reloc::invalid_address): New constant.
8242 * reloc.cc (Sized_relobj::write_sections): Use constant
8243 invalid_address instead of -1U.
8244 (Sized_relobj::relocate_sections): Likewise.
8245 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
8246 values for merge sections.
8247 * target-reloc.h (relocate_for_relocatable): Use constant
8248 invalid_address instead of -1U.
8249
89fc3421
CC		 82502008-09-19 Cary Coutant <ccoutant@google.com>
8251
8252 Add plugin functionality for link-time optimization (LTO).
8253 * configure.ac (plugins): Add --enable-plugins option.
8254 * configure: Regenerate.
8255 * config.in: Regenerate.
8256 * Makefile.am (LIBDL): New variable.
8257 (CCFILES): Add plugin.cc.
8258 (HFILES): Add plugin.h.
8259 (ldadd_var): Add LIBDL.
8260 * Makefile.in: Regenerate.
8261
8262 * archive.cc: Include "plugin.h".
8263 (Archive::setup): Don't preread archive symbols when using a plugin.
8264 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
8265 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
8266 files.
8267 (Archive::include_member): Add symbols from plugin objects.
8268 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
8269 * descriptors.cc (Descriptors::open): Check for file descriptors
8270 abandoned by plugins.
8271 (Descriptors::claim_for_plugin): New function.
8272 * descriptors.h (Descriptors::claim_for_plugin): New function.
8273 (Open_descriptor::is_claimed): New field.
8274 (claim_descriptor_for_plugin): New function.
8275 * fileread.cc (File_read::claim_for_plugin): New function.
8276 * fileread.h (File_read::claim_for_plugin): New function.
8277 (File_read::descriptor): New function.
8278 * gold.cc: Include "plugin.h".
8279 (queue_initial_tasks): Add task to call plugin hooks for generating
8280 new object files.
8281 * main.cc: Include "plugin.h".
8282 (main): Load plugin libraries.
8283 * object.h (Pluginobj): Declare.
8284 (Object::pluginobj): New function.
8285 (Object::do_pluginobj): New function.
8286 (Object::set_target): New function.
8287 * options.cc: Include "plugin.h".
8288 (General_options::parse_plugin): New function.
8289 (General_options::General_options): Initialize plugins_ field.
8290 (General_options::add_plugin): New function.
8291 * options.h (Plugin_manager): Declare.
8292 (General_options): Add --plugin option.
8293 (General_options::has_plugins): New function.
8294 (General_options::plugins): New function.
8295 (General_options::add_plugin): New function.
8296 (General_options::plugins_): New field.
8297 * plugin.cc: New file.
8298 * plugin.h: New file.
8299 * readsyms.cc: Include "plugin.h".
8300 (Read_symbols::do_read_symbols): Check for archive before checking
8301 for ELF file. Call plugin hooks to claim files.
8302 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
8303 from a real object file; force override when processing replacement
8304 files.
8305 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
8306 (Symbol::init_base_object): Likewise.
8307 (Symbol::init_base_output_data): Likewise.
8308 (Symbol::init_base_output_segment): Likewise.
8309 (Symbol::init_base_constant): Likewise.
8310 (Symbol::init_base_undefined): Likewise.
8311 (Symbol::output_section): Assert that object is not a plugin.
8312 (Symbol_table::add_from_pluginobj): New function.
8313 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
8314 undefined.
8315 (Symbol_table::sized_write_globals): Likewise.
8316 (Symbol_table::add_from_pluginobj): Instantiate template.
8317 * symtab.h (Sized_pluginobj): Declare.
8318 (Symbol::in_real_elf): New function.
8319 (Symbol::set_in_real_elf): New function.
8320 (Symbol::in_real_elf_): New field.
8321 (Symbol_table::add_from_pluginobj): New function.
8322
8323 * testsuite/Makefile.am (AM_CFLAGS): New variable.
8324 (LIBDL): New variable.
8325 (LDADD): Add LIBDL.
8326 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
8327 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
8328 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
8329 (MOSTLYCLEANFILES): Likewise.
8330 * testsuite/Makefile.in: Regenerate.
8331 * testsuite/plugin_test.c: New file.
8332 * testsuite/plugin_test_1.sh: New file.
8333 * testsuite/plugin_test_2.sh: New file.
8334
de31bda5
ILT		 83352008-09-16 Ian Lance Taylor <iant@google.com>
8336
9c2d0ef9
ILT		 8337 * target-reloc.h (relocate_section): Check whether a symbol is
8338 defined by the ABI before reporting an undefined symbol error.
8339 * target.h (Target::is_defined_by_abi): Make parameter const.
8340 (Target::do_is_defined_by_abi): Likewise.
8341 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
8342 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
8343 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
8344 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
8345 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
8346 * testsuite/Makefile.in: Rebuild.
8347
de31bda5
ILT		 8348 * fileread.cc (make_view): Add casts to avoid warning.
8349
9fa33bee
AO		 83502008-09-16 Alexandre Oliva <aoliva@redhat.com>
8351
8352 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
8353 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8354
183fd0e3
AO		 83552008-09-16 Alexandre Oliva <aoliva@redhat.com>
8356
8357 * options.h (General_options::output_is_executable): New.
8358 (General_options::output_is_pie): New.
8359 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
8360 for shared libraries.
8361 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
8362
7be8330a
CD		 83632008-09-11 Chris Demetriou <cgd@google.com>
8364
8365 * options.h (origin): New -z option.
8366 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
8367 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
8368 in DT_FLAGS_1.
8369
a9caad02
CC		 83702008-09-05 Cary Coutant <ccoutant@google.com>
8371
8372 * fileread.cc (File_read::make_view): Add check for attempt to map
8373 beyond end of file.
8374
ae6dce4d
CC		 83752008-09-05 Cary Coutant <ccoutant@google.com>
8376
8377 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
8378 explicit instantiations.
8379
d7ab2a47
KVH		 83802008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
8381
8382 PR gold/6858
8383 * options.cc (General_options::finalize): Allow undefined symbols
8384 in shlibs if linking -shared.
8385
8386 PR gold/6859
8387 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
8388 symbols as not needing a dynsym entry.
8389
1e52a9c1
CS		 83902008-08-20 Craig Silverstein <csilvers@google.com>
8391
8392 * fileread.cc (File_read::open): Do not lock the file unless it
8393 was successfully opened.
8394
d85c80a3
CC		 83952008-08-14 Cary Coutant <ccoutant@google.com>
8396
8397 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
8398 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
8399 * testsuite/tls_test.cc (struct int128): 128-bit struct
8400 for testing TLS relocs with non-zero addend.
8401 (v12): New TLS variable.
8402 (t12): New test.
8403 (t_last): Add check for v12.
8404 * testsuite/tls_test.h (t12): New function.
8405 * testsuite/tls_test_main.cc (thread_routine): Call new test.
8406
2d924fd9
ILT		 84072008-08-13 Ian Lance Taylor <iant@google.com>
8408
8409 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
8410 set tls_segment_ or relro_segment_.
8411 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
8412 when appropriate.
8413 * output.h (Output_section::clear_is_relro): New function.
8414 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
8415 sections specially even when output_data_ is empty.
8416 (Output_segment::maximum_alignment): When first section is relro,
8417 only force alignment for PT_LOAD segments.
8418 * script.cc (script_data_segment_align): New function.
8419 (script_data_segment_relro_end): New function.
8420 * script-c.h (script_data_segment_align): Declare.
8421 (script_data_segment_relro_end): Declare.
8422 * script-sections.h (class Script_sections): Declare
8423 data_segment_align and data_segment_relro_end. Add fields
8424 segment_align_index_ and saw_relro_end_.
8425 * script-sections.cc (class Sections_element): Add set_is_relro
8426 virtual function. Add new bool* parameter to place_orphan_here.
8427 Add get_output_section virtual function.
8428 (class Output_section_definition): Add set_is_relro. Add new
8429 bool* parameter to place_orphan_here. Add get_output_section.
8430 Add is_relro_ field.
8431 (Output_section_definition::Output_section_definition): Initialize
8432 evaluated_address_, evaluated_load_address, evaluated_addralign_,
8433 and is_relro_ fields.
8434 (Output_section_definition::place_orphan_here): Add is_relro
8435 parameter.
8436 (Output_section_definition::set_section_addresses): Set relro for
8437 output section.
8438 (Output_section_definition::alternate_constraint): Likewise.
8439 (class Orphan_output_section): Add new bool* parameter to
8440 place_orphan_here. Add get_output_section.
8441 (Orphan_output_section::place_orphan_here): Add is_relro
8442 parameter.
8443 (Script_sections::Script_sections): Initialize
8444 data_segment_align_index_ and saw_relro_end_.
8445 (Script_sections::data_segment_align): New function.
8446 (Script_sections::data_segment_relro_end): New function.
8447 (Script_sections::place_orphan): Set or clear is_relro.
8448 (Script_sections::set_section_addresses): Force alignment of first
8449 TLS section.
8450 * yyscript.y (exp): Call script_data_segment_align and
8451 script_data_segment_relro_end.
8452 * testsuite/relro_script_test.t: New file.
8453 * testsuite/relro_test.cc (using_script): Declare.
8454 (t1, t2): Test using_script.
8455 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
8456 (relro_script_test_SOURCES): Define.
8457 (relro_script_test_DEPENDENCIES): Define.
8458 (relro_script_test_LDFLAGS): Define.
8459 (relro_script_test_LDADD): Define.
8460 (relro_script_test.so): New target.
8461 * testsuite/Makefile.in: Rebuild.
8462
f827c9a9
CC		 84632008-08-06 Cary Coutant <ccoutant@google.com>
8464
8465 * archive.cc (Archive::total_archives, Archive::total_members)
8466 (Archive::total_members_loaded): New variables.
8467 (Archive::setup): Add parameter. Add option to preread
8468 archive symbols.
8469 (Archive::read_armap): Add counter.
8470 (Archive::get_file_and_offset): New function.
8471 (Archive::get_elf_object_for_member): New function.
8472 (Archive::read_all_symbols): New function.
8473 (Archive::read_symbols): New function.
8474 (Archive::add_symbols): Add counters.
8475 (Archive::include_all_members): Use armap to find members if it's
8476 already built.
8477 (Archive::include_member): Skip reading symbols if already read.
8478 Factored code into Archive::get_file_and_offset and
8479 Archive::get_elf_object_for_member. Changed call to
8480 Mapfile::report_include_archive_member.
8481 (Archive::print_stats): New function.
8482 * archive.h: Declare Object and Read_symbols_data classes.
8483 (Archive::Archive): Add initializers for new members.
8484 (Archive::setup): Add parameter.
8485 (Archive::print_stats): New function.
8486 (Archive::total_archives, Archive::total_members)
8487 (Archive::total_members_loaded): New variables.
8488 (Archive::get_file_and_offset): New function.
8489 (Archive::get_elf_object_for_member): New function.
8490 (Archive::read_all_symbols): New function.
8491 (Archive::read_symbols): New function.
8492 (Archive::Archive_member): New class.
8493 (Archive::members_): New member.
8494 (Archive::num_members_): New member.
8495 * main.cc: Include archive.h.
8496 (main): Call Archive::print_stats.
8497 * mapfile.cc (Mapfile::report_include_archive_member): Delete
8498 archive parameter; member_name is now the fully-decorated name.
8499 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
8500 * options.h: (General_options): Add --preread-archive-symbols option.
8501 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
8502 Archive::setup.
8503
de4c45bd
ILT		 85042008-08-04 Ian Lance Taylor <iant@google.com>
8505
8506 * symtab.h (Symbol::use_plt_offset): New function.
8507 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
8508 * powerpc.cc (Relocate::relocate): Likewise.
8509 * sparc.cc (Relocate::relocate): Likewise.
8510 * x86_64.cc (Relocate::relocate): Likewise.
8511 * testsuite/weak_plt.sh: New test.
8512 * testsuite/weak_plt_main.cc: New test.
8513 * testsuite/weak_plt_shared.cc: New test.
8514 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
8515 (check_PROGRAMS): Add weak_plt.
8516 (check_DATA): Add weak_plt_shared.so.
8517 (weak_plt_main_pic.o, weak_plt): New targets.
8518 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
8519 * testsuite/Makefile.in: Rebuild.
8520
8521 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
8522 gcctestdir/ld.
8523 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
8524 * testsuite/Makefile.in: Rebuild.
8525
323ee3f4
AM		 85262008-08-04 Alan Modra <amodra@bigpond.net.au>
8527
8528 * Makefile.am (POTFILES.in): Set LC_ALL=C.
8529 * Makefile.in: Regenerate.
8530 * po/POTFILES.in: Regenerate.
8531
7c07ecec
ILT		 85322008-07-29 Ian Lance Taylor <iant@google.com>
8533
8534 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
8535 symbols before other symbols.
8536 * testsuite/script_test_2.cc (test_addr): Declare.
8537 (test_addr_alias): Declare.
8538 (main): Check that test_addr and test_addr_alias have the right
cd536b21 8539 values.
7c07ecec
ILT		 8540 * testsuite/script_test_2.t: Define test_addr_alias and
8541 test_addr.
8542
5778530e
ILT		 85432008-07-24 Ian Lance Taylor <iant@google.com>
8544
2a00e4fb
ILT		 8545 PR 5990
8546 * descriptors.cc: New file.
8547 * descriptors.h: New file.
8548 * gold-threads.h (class Hold_optional_lock): New class.
8549 * fileread.cc: Include "descriptors.h".
8550 (File_read::~File_read): Release descriptor rather than closing
8551 it.
8552 (File_read::open) [file]: Call open_descriptor rather than open.
8553 Set is_descriptor_opened_.
8554 (File_read::open) [memory]: Assert that descriptor is not open.
8555 (File_read::reopen_descriptor): New function.
8556 (File_read::release): Release descriptor.
8557 (File_read::do_read): Make non-const. Reopen descriptor.
8558 (File_read::read): Make non-const.
8559 (File_read::make_view): Reopen descriptor.
8560 (File_read::do_readv): Likewise.
8561 * fileread.h (class File_read): Add is_descriptor_opened_ field.
8562 Update declarations.
8563 * layout.cc: Include "descriptors.h".
8564 (Layout::create_build_id): Use open_descriptor rather than open.
8565 * output.cc: Include "descriptors.h".
8566 (Output_file::open): Use open_descriptor rather than open.
8567 * archive.cc (Archive::const_iterator): Change Archive to be
8568 non-const.
8569 (Archive::begin, Archive::end): Make non-const.
8570 (Archive::count_members): Likewise.
8571 * archive.h (class Archive): Update declarations.
8572 * object.h (Object::read): Make non-const.
8573 * Makefile.am (CCFILES): Add descriptors.cc.
8574 (HFILES): Add descriptors.h.
8575 * Makefile.in: Rebuild.
8576
801647d1
ILT		 8577 PR 6716
8578 * gold.h: Always include <clocale>. Add Solaris workarounds
8579 following code in binutils/sysdep.h.
8580
5edd166e
ILT		 8581 PR 6048
8582 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
8583 this->eh_frame_hdr_ is NULL before using it.
8584
c89ad728
ILT		 8585 * dynobj.cc (Versions::Versions): Update comment.
8586
aa86f06b
ILT		 8587 * dynobj.cc (Versions::Versions): If there is an soname, use it as
8588 the base version name.
8589
5778530e
ILT		 8590 * stringpool.cc (Stringpool_template::add_with_length): Set key to
8591 array size plus one.
8592 (Stringpool_template::set_string_offsets): Subtract one from key
8593 before using it as an array index.
8594 (Stringpool_template::get_offset_with_length): Likewise.
8595 (Stringpool_template::write_to_buffer): Likewise.
8596 * stringpool.h (Stringpool_template::get_offset_from_key):
8597 Likewise.
8598
057ead22
ILT		 85992008-07-23 Ian Lance Taylor <iant@google.com>
8600
7f649c59
ILT		 8601 PR 6658
8602 * object.h (Merged_symbol_value::value): Do our best to handle a
8603 negative addend.
8604
057ead22
ILT		 8605 PR 6647
8606 * script.cc (Version_script_info::get_versions): Don't add empty
8607 version tag to return value.
8608 (Version_script_info::get_symbol_version_helper): Change return
8609 type to bool. Add pversion parameter. Change all callers.
8610 (script_register_vers_node): Don't require a non-NULL tag.
8611 * script.h (class Version_script_info): Update declarations.
8612 (Version_script_info::get_symbol_version): Change return type to
8613 bool. Add version parameter. Change all callers.
8614 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
8615 handling. Handle an empty version from a version script.
8616 (Symbol_table::define_special_symbol): Likewise.
8617 * testsuite/ver_test_10.script: New file.
8618 * testsuite/ver_test_10.sh: New file.
8619 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
8620 (check_DATA): Add ver_test_10.syms.
8621 (ver_test_10.syms, ver_test_10.so): New target.
8622 * testsuite/Makefile.in: Rebuild.
8623
58e54ac2
CD		 86242008-07-23 Simon Baldwin <simonb@google.com>
8625
8626 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
8627 to zero for undefined symbols from dynamic libraries.
8628
95d14cd3
ILT		 86292008-07-23 Ian Lance Taylor <iant@google.com>
8630
8631 * symtab.cc (Symbol_table::resolve): Remove version parameter.
8632 Change all callers.
8633 * symtab.h (class Symbol_table): Update declaration.
8634 * testsuite/ver_test_9.cc: New file.
8635 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
8636 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
8637 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
8638 (ver_test_9.so, ver_test_9.o): New targets.
8639 * testsuite/Makefile.in: Rebuild.
8640
92de84a6
ILT		 86412008-07-22 Ian Lance Taylor <iant@google.com>
8642
34810851
ILT		 8643 * options.h (class General_options): Define --check-sections.
8644 * layout.cc (Layout::set_segment_offsets): Handle
8645 --check-sections.
8646
af6156ef
ILT		 8647 * options.h (class General_options): Define -n/--nmagic and
8648 -N/--omagic.
8649 * options.cc (General_options::finalize): For -n/--nmagic or
8650 -N/--omagic, set -static.
8651 * layout.cc (Layout::attach_allocated_section_to_segment): If
8652 -N/--omagic, don't put read-only and read-write sections in
8653 different segments.
8654 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
8655 finding a read-only segment.
8656 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
8657 don't set the minimum segment alignment to the common page size,
8658 and don't set the file offset to the address modulo the page size.
8659 * script-sections.cc (Script_sections::create_segments): If
8660 -n/--omagic, don't put read-only and read-write sections in
8661 different segments.
8662
92de84a6
ILT		 8663 * cref.cc: New file.
8664 * cref.h: New file.
8665 * options.h (class General_options): Add --print-symbol-counts.
8666 * main.cc (main): Issue defined symbol report if requested.
8667 * archive.cc (Archive::interpret_header): Make into a const member
8668 function.
8669 (Archive::add_symbols): Call Input_objects::archive_start and
8670 archive_stop.
8671 (Archive::const_iterator): Define new class.
8672 (Archive::begin, Archive::end): New functions.
8673 (Archive::include_all_members): Rewrite to use iterator.
8674 (Archive::count_members): New function.
8675 * archive.h (class Archive): Update declarations.
8676 (Archive::filename): New function.
8677 * object.cc: Include "cref.h".
8678 (Sized_relobj::Sized_relobj): Initialize defined_count_.
8679 (Sized_relobj::do_get_global_symbol_counts): New function.
8680 (Input_objects::add_object): Add object to cross-referencer.
8681 (Input_objects::archive_start): New function.
8682 (Input_objects::archive_stop): New function.
8683 (Input_objects::print_symbol_counts): New function.
8684 * object.h: Declare Cref and Archive.
8685 (Object::get_global_symbol_counts): New function.
8686 (Object::do_get_global_symbol_counts): New pure virtual function.
8687 (class Sized_relobj): Add defined_count_ field. Update
8688 declarations.
8689 (class Input_objects): Add cref_ field. Update constructor.
8690 Update declarations.
8691 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
8692 defined_count_.
8693 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
8694 symbol counts.
8695 (Sized_dynobj::do_get_global_symbol_counts): New function.
8696 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
8697 defined_count_. Update declarations. Define Symbols typedef.
8698 * symtab.cc (Symbol_table::add_from_relobj): Add defined
8699 parameter. Change all callers.
8700 (Symbol_table::add_from_dynobj): Add sympointers and defined
8701 parameters. Change all callers.
8702 * symtab.h (class Symbol_table): Update declarations.
8703 * Makefile.am (CCFILES): Add cref.cc.
8704 (HFILES): Add cref.h.
8705 * Makefile.in: Rebuild.
8706
3f7c5e1d
CD		 87072008-07-22 Simon Baldwin <simonb@google.com>
8708
8709 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
8710 to zero when writing undefined symbols.
8711
e0b64032
ILT		 87122008-07-22 Ian Lance Taylor <iant@google.com>
8713
8714 * output.cc (Output_section::add_input_section): Don't try to
8715 merge empty merge sections.
8716
096b02cf
CS		 87172008-07-21 Craig Silverstein <csilvers@google.com>
8718
8719 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8720 Include symbol version in error message.
cd536b21 8721
1d1f116d
CD		 87222008-07-20 Chris Demetriou <cgd@google.com>
8723
cd536b21 8724 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 8725 (RANDOM_SEED_CFLAGS): New substituted variable.
8726 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
8727 * configure: Rebuild.
8728 * Makefile.in: Likewise.
8729 * testsuite/Makefile.in: Likewise.
8730
a18f591e
ILT		 87312008-07-18 Ian Lance Taylor <iant@google.com>
8732
8733 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
8734 where we see NAME/NULL and NAME/VERSION as separate symbols.
8735 * testsuite/ver_test_main.cc (main): Call t4.
8736 (t4, t4_2a): Define.
8737 * testsuite/ver_test_2.cc (t4_2): Define.
8738 * testsuite/ver_test_2.script: Put t4_2a in VER2.
8739 * testsuite/ver_test_4.cc (t4_2a): Define.
8740 * testsuite/ver_test_4.script: Put t4_2a in VER2.
8741 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
8742
c6e3f6ed
ILT		 87432008-07-17 Ian Lance Taylor <iant@google.com>
8744
8745 * dynobj.cc (Versions::add_def): If we give an error about a
8746 missing version, go ahead and create the version anyhow.
8747
ef9beddf
ILT		 87482008-07-10 Ian Lance Taylor <iant@google.com>
8749
8750 Handle output sections with more than 0x7fffffff bytes.
8751 * object.h (class Relobj): Change map_to_output_ to
8752 output_sections_, and just keep a section pointer. Change all
8753 uses. Move comdat group support to Sized_relobj.
8754 (Relobj::is_section_specially_mapped): Remove.
8755 (Relobj::output_section): Remove poff parameter. Change all
8756 callers.
8757 (Relobj::output_section_offset): New function.
8758 (Relobj::set_section_offset): Rewrite.
8759 (Relobj::map_to_output): Remove.
8760 (Relobj::output_sections): New function.
8761 (Relobj::do_output_section_offset): New pure virtual function.
8762 (Relobj::do_set_section_offset): Likewise.
8763 (class Sized_relobj): Add section_offsets_ field. Add comdat
8764 group support from Relobj. Update declarations.
8765 (Sized_relobj::get_output_section_offset): New function.
8766 (Sized_relobj::do_output_section_offset): New function.
8767 (Sized_relobj::do_set_section_offset): New function.
8768 * object.cc (Relobj::output_section_address): Remove.
8769 (Sized_relobj::Sized_relobj): Initialize new fields.
8770 (Sized_relobj::include_section_group): Cast find_kept_object to
8771 Sized_relobj.
8772 (Sized_relobj::include_linkonce_section): Likewise.
8773 (Sized_relobj::do_layout): Use separate arrays for output section
8774 and output offset.
8775 (Sized_relobj::do_count_local_symbols): Change map_to_output to
8776 output_sections.
8777 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
8778 output_sections and section_offsets.
8779 (Sized_relobj::write_local_symbols): Likewise.
8780 (map_to_kept_section): Compute output address directly.
8781 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
8782 output_sections and section_offsets.
8783 (Sized_relobj::write_sections): Likewise.
8784 (Sized_relobj::relocate_sections): Likewise.
8785 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
8786 * output.h (class Output_reloc): Update declarations. Change
8787 u2_.relobj to Sized_relobj*.
8788 (class Output_data_reloc): Change add functions to use
8789 Sized_relobj*.
8790 * output.cc (Output_reloc::Output_reloc): Change relobj to
8791 Sized_relobj*.
8792 (Output_reloc::local_section_offset): Change return type to
8793 Elf_Addr. Use get_output_section_offset.
8794 (Output_reloc::get_address): Likewise.
8795 (Output_section::is_input_address_mapped): Don't call
8796 is_section_specially_mapped.
8797 (Output_section::output_offset): Likewise.
8798 (Output_section::output_address): Likewise.
8799 (Output_section::starting_output_address): Likewise.
8800 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
8801 parameter to Sized_relobj*.
8802 (Copy_relocs::need_copy_reloc): Likewise.
8803 (Copy_relocs::save): Likewise.
8804 * copy-relocs.h (class Copy_relocs): Update declarations.
8805 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
8806 Sized_relobj*. Change relobj_ field to Sized_relobj*.
8807 * target-reloc.h (relocate_for_relocatable): Change
8808 offset_in_output_section type to Elf_Addr. Change code that uses
8809 it as well.
8810 * layout.cc (Layout::layout): Always set *off.
8811 * mapfile.cc (Mapfile::print_input_section): Use
8812 output_section_offset.
8813 * i386.cc (Target_i386::copy_reloc): Change object parameter to
8814 Sized_relobj*.
8815 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
8816 * sparc.cc (Target_sparc::copy_reloc): Likewise.
8817 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
8818
5cb66f97
ILT		 88192008-07-03 Ian Lance Taylor <iant@google.com>
8820
8821 * layout.cc (Layout::include_section): Do not discard unrecognized
8822 SHT_STRTAB sections.
8823
afe47622
CS		 88242008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
8825
8826 * script.cc (Lex::can_continue_name): Make '?' allowable in
8827 version-script names.
8828 * testsuite/version_script.map: Change glob pattern to use '?'
8829
5adf9721
ILT		 88302008-06-30 Manish Singh <yosh@gimp.org>
8831
8832 PR 6585
8833 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
8834 Correct typo.
8835
e6fde208
ILT		 88362008-06-30 Ian Lance Taylor <iant@google.com>
8837
8838 PR 6660
8839 PR 6682
8840 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
8841 versions]: Don't try to read the value in the contents, since we
8842 don't use it. Use the template endianness when writing.
8843
3f2e6a2d
CC		 88442008-06-25 Cary Coutant <ccoutant@google.com>
8845
8846 * fileread.cc (File_read::make_view): Assert on zero-length view.
8847 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
8848 symbol table when there are no symbols to read.
8849
c43d3a48
CS		 88502008-06-23 Craig Silverstein <csilvers@google.com>
8851
8852 * version.cc (version_string): Bump to 1.7
8853
5f494ea0
CS		 88542008-06-18 Craig Silverstein <csilvers@google.com>
8855
8856 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8857 constant 0xFFFF to type Valtype.
8858 (Powerpc_relocate_functions::rel16_ha): Likewise.
8859
c42e122e
ILT		 88602008-06-17 Ian Lance Taylor <iant@google.com>
8861
f34787f8
ILT		 8862 * output.h (Output_section::Input_section): Initialize p2align_ to
8863 zero for Output_section_data constructors.
8864 (Output_section::Input_section::addralign): If not an input
8865 section, return the alignment of the Output_section_data.
8866 * testsuite/copy_test.cc: New file.
8867 * testsuite/copy_test_1.cc: New file.
8868 * testsuite/copy_test_2.cc: New file.
8869 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8870 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8871 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8872 (copy_test_1_pic.o, copy_test_1.so): New targets.
8873 (copy_test_2_pic.o, copy_test_2.so): New targets.
8874 * testsuite/Makefile.in: Rebuild.
8875
c42e122e
ILT		 8876 * script-sections.cc (Script_sections::place_orphan): Initialize
8877 local variable exact.
8878
ce3ac18a
DE		 88792008-06-13 David Edelsohn <edelsohn@gnu.org>
8880
8881 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8882
42cacb20
DE		 88832008-06-12 David Edelsohn <edelsohn@gnu.org>
8884 David S. Miller <davem@davemloft.net>
8885
8886 * powerpc.cc: New file.
8887 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8888 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8889 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8890 * Makefile.in: Rebuild.
8891
7b308235
ILT		 88922008-06-09 Ian Lance Taylor <iant@google.com>
8893
8894 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8895 <exception>.
8896 (throwing, orig_terminate): New static variables.
8897 (terminate_handler): New static function.
8898 (t2): Set terminate handler.
8899
f0b886e3
ILT		 89002008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8901
8902 PR 6584
cd536b21 8903 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 8904 alignment.
8905
3e90f135
CC		 89062008-05-30 Cary Coutant <ccoutant@google.com>
8907
8908 * archive.cc (Archive::include_all_members) Correct to step
8909 over symbol table and extended name table in thin archives.
8910
e09ad04a
ILT		 89112008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8912
8913 PR 6407
8914 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8915 calculation.
8916
62b01cb5
ILT		 89172008-05-28 Caleb Howe <cshowe@google.com>
8918
8919 * reduced_debug_output.cc: New file.
8920 * reduced_debug_output.h: New file.
92de84a6 8921 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 8922 * options.cc (General_options::finalize): Add strip_debug_non_line
8923 to the strip heirarchy.
8924 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8925 fields.
8926 * layout.cc: Include "reduced_debug_output.h".
8927 (Layout::Layout): Initialize new fields.
8928 (line_only_debug_sections): New static array.
8929 (is_lines_only_debug_sections): New static inline function.
8930 (Layout::include_section): Handle --strip-debug-non-line.
8931 (Layout::make_output_section): If --strip-debug-non-line, build
8932 new output sections for .debug_abbrev and .debug_info.
8933 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8934 gold. Warn about possible overflow.
8935 (read_signed_LEB_128): Likewise.
8936 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8937 (read_signed_LEB_128): Declare.
8938 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8939 (HFILES): Add reduced_debug_output.h.
8940 * Makefile.in: Rebuild.
8941
7d9e3d98
ILT		 89422008-05-21 Ian Lance Taylor <iant@google.com>
8943
8944 * mapfile.cc: New file.
8945 * mapfile.h: New file.
8946 * options.h (class General_options): Add -M/--print-map and -Map.
8947 * options.cc (General_options::finalize): Make -M equivalent to
8948 -Map -.
8949 * main.cc: Include <cstdio> and "mapfile.h".
8950 (main): Open mapfile if requested.
8951 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8952 constructor. Change caller.
8953 (queue_initial_tasks): Add mapfile parameter. Change caller.
8954 (queue_middle_tasks): Likewise.
8955 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8956 declarations.
8957 * archive.cc: Include "mapfile.h".
8958 (Archive::add_symbols): Add mapfile parameter. Change all
8959 callers. Pass mapfile, symbol, and reason to include_member.
8960 (Archive::include_all_members): Add mapfile parameter. Change all
8961 callers.
8962 (Archive::include_member): Add mapfile, sym, and why parameters.
8963 Change all callers. Report inclusion to map file.
8964 * archive.h: Include "fileread.h".
8965 (class Archive): Update declarations.
8966 (Archive::file): New const method.
8967 (class Add_archive_symbols): Add mapfile_ field. Update
8968 constructor. Change all callers.
8969 * readsyms.h (class Read_symbols): Likewise.
8970 (class Finish_group): Likewise.
8971 (class Read_script): Likewise.
8972 * common.cc: Include "mapfile.h".
8973 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8974 all callers.
8975 (Symbol_table::do_allocate_commons): Likewise.
8976 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8977 symbol allocation to mapfile.
8978 * common.h (class Allocate_commons_task): Add mapfile_ field.
8979 Update constructor. Change all callers.
8980 * symtab.h (class Symbol_table): Update declarations.
8981 * layout.cc: Include "mapfile.h".
8982 (Layout_task_runner::run): Print information to mapfile.
8983 (Layout::create_gold_note): Change Output_data_fixed_space to
8984 Output_data_zero_fill.
8985 (Layout::create_build_id): Likewise.
8986 (Layout::print_to_mapfile): New function.
8987 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8988 constructor. Change caller.
8989 (class Layout): Declare print_to_mapfile.
8990 * output.cc (Output_section::Input_section::print_to_mapfile): New
8991 function.
8992 (Output_section::add_input_section): If producing a map, always
8993 add to input_sections_ list.
8994 (Output_section::do_print_to_mapfile): New function.
8995 (Output_segment::print_sections_to_mapfile): New function.
8996 (Output_segment::print_section_list_to_mapfile): New function.
8997 * output.h: Include "mapfile.h".
8998 (Output_data::print_to_mapfile): New function.
8999 (Output_data::do_print_to_mapfile): New virtual function.
9000 (Output_segment_headers::do_print_to_mapfile): New function.
9001 (Output_file_header::do_print_to_mapfile): New function.
9002 (Output_data_const::do_print_to_mapfile): New function.
9003 (class Output_data_const_buffer): Add map_name_ field. Update
9004 constructor. Change all callers. Add do_print_to_mapfile
9005 function.
9006 (class Output_data_fixed_space): Likewise.
9007 (class Output_data_space): Likewise.
9008 (class Output_data_zero_fill): New class.
9009 (Output_data_strtab::do_print_to_mapfile): New function.
9010 (Output_data_reloc_base::do_print_to_mapfile): New function.
9011 (Output_relocatable_relocs::do_print_to_mapfile): New function.
9012 (Output_data_group::do_print_to_mapfile): New function.
9013 (Output_data_got::do_print_to_mapfile): New function.
9014 (Output_data_dynamic::do_print_to_mapfile): New function.
9015 (Output_symtab_xindex::do_print_to_mapfile): New function.
9016 (class Output_section): Declare do_print_to_mapflie. Declare
9017 print_to_mapfile in Input_section.
9018 (class Output_segment): Declare new functions.
9019 * object.h (Sized_relobj::symbol_count): New function.
9020 * script-sections.cc
9021 (Output_section_element_dot_assignment::set_section_addresses):
9022 Change Output_data_fixed_space to Output_data_zero_fill.
9023 (Output_data_expression::do_print_to_mapfile): New function.
9024 * script.cc (read_input_script): Add mapfile parameter. Change
9025 all callers.
9026 * script.h (read_input_script): Update declaration.
9027 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
9028 (Eh_frame::do_print_to_mapfile): New function.
9029 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
9030 (Output_merge_string::do_print_to_mapfile): New function.
9031 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
9032 function.
9033 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
9034 function.
9035 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
9036 function.
9037 * Makefile.am (CCFILES): Add mapfile.cc.
9038 (HFILES): Add mapfile.h.
9039 * Makefile.in: Rebuild.
9040
9f1d377b
ILT		 90412008-05-19 Ian Lance Taylor <iant@google.com>
9042
9043 * options.h (class General_options): Add -z relro.
9044 * layout.cc (Layout::Layout): Initialize relro_segment_.
9045 (Layout::add_output_section_data): Return the output section.
9046 (Layout::make_output_section): Rcognize relro sections and mark
9047 them appropriately.
9048 (Layout::attach_allocated_section_to_segment): Put relro sections
9049 in a PT_GNU_RELRO segment.
9050 (Layout::create_initial_dynamic_sections): Mark the .dynamic
9051 section as relro.
9052 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
9053 PT_TLS segments.
9054 (Layout::linkonce_mapping): Map d.rel.ro.local to
9055 .data.rel.ro.local.
9056 (Layout::output_section_name): Us .data.rel.ro.local for any
9057 section which begins with that.
9058 * layout.h (class Layout): Update add_output_section_data
9059 declaration. Add relro_segment_ field.
9060 * output.cc (Output_section::Output_section): Initialize is_relro_
9061 and is_relro_local_ fields.
9062 (Output_segment::add_output_section): Group relro sections.
9063 (Output_segment::is_first_section_relro): New function.
9064 (Output_segment::maximum_alignment): If there is a relro section,
9065 align the segment to the common page size.
9066 (Output_segment::set_section_addresses): Track whether we are
9067 looking at relro sections. If the last section is a relro
9068 section, align to the common page size.
9069 (Output_segment::set_section_list_addresses): Add in_relro
9070 parameter. Change all callers. Align to the page size when
9071 moving from relro to non-relro section.
9072 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
9073 segment.
9074 * output.h (class Output_section): Add is_relro_ and
9075 is_relro_local_ fields.
9076 (Output_section::is_relro): New function.
9077 (Output_section::set_is_relro): New function.
9078 (Output_section::is_relro_local): New function.
9079 (Output_section::set_is_relro_local): New function.
9080 (class Output_segment): Update declarations.
9081 * i386.cc (Target_i386::got_section): Mark .got section as relro.
9082 * sparc.cc (Target_sparc::got_section): Likewise.
9083 * x86_64.cc (Target_x86_64::got_section): Likewise.
9084 * testsuite/relro_test_main.cc: New file.
9085 * testsuite/relro_test.cc: New file.
9086 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
9087 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
9088 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
9089 (relro_test.so, relro_test_pic.o): New targets.
9090 * testsuite/Makefile.in: Rebuild.
9091
a984ee1d
ILT		 90922008-05-16 Ian Lance Taylor <iant@google.com>
9093
01676dcd
ILT		 9094 * output.cc (Output_segment::add_output_section): Remove front
9095 parameter.
9096 * output.h (class Output_segment): Remove
9097 add_initial_output_section and overloaded add_output_section.
9098 Update declaration of remaining add_output_section.
9099 * layout.cc (Layout::create_interp): Call add_output_section
9100 rather than add_initial_output_section.
9101 (Layout::finish_dynamic_section): Likewise.
9102
497897f9
ILT		 9103 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
9104 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
9105 know the dynamic type.
9106 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
9107 field. Initialize it in constructor.
9108 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
9109 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
9110 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
9111 reloc.
9112
a984ee1d
ILT		 9113 * output.cc (Output_reloc::get_address): Change return type to
9114 Elf_Addr.
9115 * output.h (class Output_reloc): Update get_address declaration.
9116 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
9117 for section addresses.
9118
55ba0940
ILT		 91192008-05-09 Ian Lance Taylor <iant@google.com>
9120
9121 PR 6493
9122 * gold.cc (gold_nomem): Use return value of write.
9123
75517b77
ILT		 91242008-05-08 Ian Lance Taylor <iant@google.com>
9125
9126 * symtab.c (Symbol::init_base_output_data): Add version
9127 parameter. Change all callers.
9128 (Symbol::init_base_output_segment): Likewise.
9129 (Symbol::init_base_constant): Likewise.
9130 (Symbol::init_base_undefined): Likewise.
9131 (Sized_symbol::init_output_data): Likewise.
9132 (Sized_symbol::init_output_segment): Likewise.
9133 (Sized_symbol::init_constant): Likewise.
9134 (Sized_symbol::init_undefined): Likewise.
9135 (Symbol_table::do_define_in_output_data): If the new symbol has a
9136 version, mark it as the default.
9137 (Symbol_table::do_define_in_output_segment): Likewise.
9138 (Symbol_table::do_define_as_constant): Likewise.
9139 * symtab.h (class Symbol): Update declarations.
9140 (class Sized_symbol): Likewise.
9141 * resolve.cc (Symbol::override_version): New function.
c42e122e 9142 (Symbol::override_base): Call override_version.
75517b77
ILT		 9143 (Symbol::override_base_with_special): Likewise.
9144 * testsuite/ver_script_8.script: New file.
9145 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
9146 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
9147 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
9148 (ver_test_8_1.so, ver_test_8_2.so): New targets.
9149
f1f70eae
ILT		 91502008-05-06 Ian Lance Taylor <iant@google.com>
9151
f3e9c5c5
ILT		 9152 PR 6049
9153 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
9154 functions.
9155 (class General_options): Remove existing --undefined, and add
9156 --no-undefined instead. Add new --undefined as synonym for -u.
9157 * archive.cc (Archive::add_symbols): Check whether symbol was
9158 named with -u.
9159 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
9160 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
9161 all uses. Add IS_UNDEFINED. Update declarations to split
9162 different versions of init_base. Declare init_base_undefined.
9163 (Symbol::is_defined): Handle IS_UNDEFINED.
9164 (Symbol::is_undefined): Likewise.
9165 (Symbol::is_weak_undefined): Call is_undefined.
9166 (Symbol::is_absolute): Handle IS_CONSTANT.
9167 (class Sized_symbol): Update declarations to split different
9168 versions of init. Declare init_undefined.
9169 (class Symbol_table): Declare new functions.
9170 * symtab.cc (Symbol::init_base_object): Rename from init_base.
9171 Change all callers.
9172 (Symbol::init_base_output_data): Likewise.
9173 (Symbol::init_base_output_segment): Likewise.
9174 (Symbol::init_base_constant): Likewise.
9175 (Symbol::init_base_undefined): New function.
9176 (Sized_symbol::init_object): Rename from init. Change all
9177 callers.
9178 (Sized_symbol::init_output_data): Likewise.
9179 (Sized_symbol::init_output_segment): Likewise.
9180 (Sized_symbol::init_constant): Likewise.
9181 (Sized_symbol::init_undefined): New function.
9182 (Symbol_table::add_undefined_symbols_from_command_line): New
9183 function.
9184 (Symbol_table::do_add_undefined_symbols_from_command_line): New
9185 function.
9186 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
9187 (Symbol::output_section): Likewise.
9188 (Symbol::set_output_section): Likewise.
9189 (Symbol_table::sized_finalize_symbol): Likewise.
9190 (Symbol_table::sized_write_globals): Likewise.
9191 * resolve.cc (Symbol_table::should_override): Likewise.
9192 (Symbol::override_base_with_special): Likewise.
9193
8bdcdf2c
ILT		 9194 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
9195 symbol, change it to have default visibility.
9196 * testsuite/protected_1.cc: New file.
9197 * testsuite/protected_2.cc: New file.
9198 * testsuite/protected_3.cc: New file.
9199 * testsuite/protected_main_1.cc: New file.
9200 * testsuite/protected_main_2.cc: New file.
9201 * testsuite/protected_main_3.cc: New file.
9202 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
9203 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
9204 (protected_1_LDFLAGS, protected_1_LDADD): Define.
9205 (protected_1.so): New target.
9206 (protected_1_pic.o, protected_2_pic.o): New targets.
9207 (protected_3_pic.o): New target.
9208 (check_PROGRAMS): Add protected_2.
9209 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
9210 (protected_2_LDFLAGS, protected_2_LDADD): Define.
9211 * testsuite/Makefile.in: Rebuild.
9212
2b706932
ILT		 9213 * options.h (DEFINE_var): Add set_user_set_##varname__.
9214 (DEFINE_bool_alias): New macro.
9215 (class General_options): Define -Bstatic using DEFINE_bool_alias
9216 rather than DEFINE_special. Add --undefined as an alias for -z
9217 defs.
9218 * options.cc (General_options::parse_Bstatic): Remove.
9219
d82a5bcc
ILT		 9220 * options.h (class General_options): Add --fatal-warnings.
9221 * main.cc (main): Implement --fatal-warnings.
9222 * errors.h (Errors::warning_count): New function.
9223
f1f70eae
ILT		 9224 * options.h (class General_options): Add -Bsymbolic-functions.
9225 * symtab.h (Symbol::is_preemptible): Check for
9226 -Bsymbolic-functions.
9227
8825ac63
ILT		 92282008-05-05 Ian Lance Taylor <iant@google.com>
9229
d98bc257
ILT		 9230 * options.h (DEFINE_bool): For DASH_Z, create the negative option
9231 as noVARNAME rather than no-VARNAME.
9232 (class General_options): Add option -z combreloc.
9233 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
9234 get_address.
9235 (Output_reloc::sort_before) [SHT_REL]: New function.
9236 (Output_reloc::sort_before) [SHT_RELA]: New function.
9237 (class Output_data_reloc_base): Add sort_relocs_ field. Define
9238 Sort_relocs_comparison.
9239 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
9240 parameter. Change all callers.
9241 (Output_data_reloc::Output_data_reloc) [both versions]: Add
9242 sort_relocs parameter. Change all callers.
9243 * output.cc (Output_reloc::get_address): New function, broken out
9244 of write_rel.
9245 (Output_reloc::write_rel): Call it.
9246 (Output_reloc::compare): New function.
9247 (Output_data_reloc_base::do_write): Optionally sort relocs.
9248
60b2b4e7
ILT		 9249 * configure.ac: If targ_extra_obj is set, link it in.
9250 * configure.tgt: Initialize all variables.
9251 (x86_64*): Set targ_extra_obj and targ_extra_size.
9252 * configure: Rebuild.
9253
8825ac63
ILT		 9254 * object.cc (Sized_relobj::include_section_group): Adjust section
9255 indexes read from group data. Build vector to pass to
9256 layout_group.
9257 * layout.cc (Layout::layout_group): Add flags and shndxes
9258 parameters. Remove contents parameter. Change caller. Update
9259 explicit instantiations.
9260 * layout.h (class Layout): Update layout_group declaration.
9261 * output.cc (Output_data_group::Output_data_group): Add flags and
9262 input_shndxes parameters. Remove contents parameter. Change
9263 caller.
9264 (Output_data_group::do_write): Change input_sections_ to
9265 input_shndxes_.
9266 * output.h (class Output_data_group): Update constructor
9267 declaration. Rename input_sections_ to input_shndxes_.
9268 * testsuite/many_sections_test.cc: Add template.
9269
e94cf127
CC		 92702008-04-30 Cary Coutant <ccoutant@google.com>
9271
4418b2d5
CC		 9272 * target-reloc.h (relocate_section): Fix dead-pointer bug.
9273
e94cf127
CC		 9274 * layout.cc (Layout::include_section): Refactored check for debug
9275 info section.
9276 (Layout::add_comdat): Add new parameters. Change type
9277 of signature parameter. Add object and shndx to signatures table.
9278 (Layout::find_kept_object): New function.
9279 * layout.h: Include <cstring>.
9280 (Layout::is_debug_info_section): New function.
9281 (Layout::add_comdat): Add new parameters.
9282 (Layout::find_kept_object): New function.
9283 (Layout::Kept_section): New struct.
9284 (Layout::Signatures): Change type of map range.
9285 * object.cc (Relobj::output_section_address): New function.
9286 (Sized_relobj::include_section_group): Add new parameters. Change
9287 calls to Layout::add_comdat. Change to build table of kept comdat
9288 groups and table mapping discarded sections to kept sections.
9289 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
9290 (Sized_relobj::do_layout): Change calls to include_section_group and
9291 include_linkonce_section.
9292 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
9293 value to zero when section is discarded.
9294 (Sized_relobj::map_to_kept_section): New function.
9295 * object.h (Relobj::output_section_address): New function.
9296 (Relobj::Comdat_group): New type.
9297 (Relobj::find_comdat_group): New function.
9298 (Relobj::Comdat_group_table): New type.
9299 (Relobj::Kept_comdat_section): New type.
9300 (Relobj::Kept_comdat_section_table): New type.
9301 (Relobj::add_comdat_group): New function.
9302 (Relobj::set_kept_comdat_section): New function.
9303 (Relobj::get_kept_comdat_section): New function.
9304 (Relobj::comdat_groups_): New field.
9305 (Relobj::kept_comdat_sections_): New field.
9306 (Symbol_value::input_value): Update comment.
9307 (Sized_relobj::map_to_kept_section) New function.
9308 (Sized_relobj::include_linkonce_section): Add new parameter.
9309 * target-reloc.h (Comdat_behavior): New type.
9310 (get_comdat_behavior): New function.
9311 (relocate_section): Add code to map a discarded section to the
9312 corresponding kept section when applying a relocation.
9313
e4e5049b
CS		 93142008-04-30 Craig Silverstein <csilvers@google.com>
9315
9316 * dwarf_reader.cc (next_generation_count): New static var.
9317 (Addr2line_cache_entry): New struct.
9318 (addr2line_cache): New static var.
9319 (Dwarf_line_info::one_addr2line): Added caching.
9320 (Dwarf_line_info::clear_addr2line_cache): New function.
9321 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
9322 cache-size parameter.
9323 (Dwarf_line_info::one_addr2line_cache): New function.
9324 * symtab.cc (Symbol_table::detect_odr_violations): Pass
9325 new cache-size argument to one_addr2line(), and clear cache.
9326
d09e9154
CC		 93272008-04-28 Cary Coutant <ccoutant@google.com>
9328
9329 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
9330 R_386_PC8 relocations.
9331
7ef73768
ILT		 93322008-04-23 Ian Lance Taylor <iant@google.com>
9333
55438702
ILT		 9334 * object.cc (Sized_relobj::include_section_group): Check for
9335 invalid section group.
9336
c165fb93
ILT		 9337 * object.cc (make_elf_object): Correct test for 64-bit ELF file
9338 header size.
9339
7ef73768
ILT		 9340 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
9341 than read for file header.
9342 * archive.cc (Archive::include_member): Likewise.
9343
6194aaab
L		 93442008-04-23 Paolo Bonzini <bonzini@gnu.org>
9345
9346 * aclocal.m4: Regenerate.
9347 * configure: Regenerate.
9348
d491d34e
ILT		 93492008-04-19 Ian Lance Taylor <iant@google.com>
9350
5ea2bac6
ILT		 9351 * version.cc (version_string): Bump to 1.6.
9352
7bc3e21a
ILT		 9353 * testsuite/Makefile.am (many_sections_r_test): New target.
9354 (many_sections_r_test_SOURCES): Remove.
9355 (many_sections_r_test_DEPENDENCIES): Remove.
9356 (many_sections_r_test_LDFLAGS): Remove.
9357 (many_sections_r_test_LDADD): Remove.
9358
7fcd3aa9
ILT		 9359 * object.cc (Sized_relobj::do_add_symbols): Always pass
9360 local_symbol_count_ to add_from_relobj.
9361
4c94d6ae
ILT		 9362 * testsuite/Makefile.am (many_sections_check.h): Only check one in
9363 every thousand variables.
9364 * testsuite/Makefile.in: Rebuild.
9365
d491d34e
ILT		 9366 * object.cc (Xindex::initialize_symtab_xindex): New function.
9367 (Xindex::read_symtab_xindex): New function.
9368 (Xindex::sym_xindex_to_shndx): New function.
9369 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
9370 available.
9371 (Sized_relobj::do_initialize_xindex): New function.
9372 (Sized_relobj::do_read_symbols): Adjust section links.
9373 (Sized_relobj::symbol_section_and_value): Add is_ordinary
9374 parameter. Change all callers.
9375 (Sized_relobj::include_section_group): Adjust section links and
9376 symbol section indexes.
9377 (Sized_relobj::do_layout): Adjust section links.
9378 (Sized_relobj::do_count_local_symbols): Adjust section links and
9379 symbol section indexes.
9380 (Sized_relobj::do_finalize_local_symbols): Distinguish between
9381 ordinary and special symbols.
9382 (Sized_relobj::write_local_symbols): Add symtab_xindex and
9383 dynsym_xindex parameters. Change all callers. Adjust section
9384 links. Use SHN_XINDEX when needed.
9385 (Sized_relobj::get_symbol_location_info): Adjust section links.
9386 Don't get fooled by special symbols.
9387 * object.h (class Xindex): Define.
9388 (class Object): Add xindex_ parameter. Declare virtual functoin
9389 do_initialize_xindex.
9390 (Object::adjust_sym_shndx): New function.
9391 (Object::set_xindex): New protected function.
9392 (class Symbol_value): Add is_ordinary_shndx_ field.
9393 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
9394 (Symbol_value::value): Assert ordinary section.
9395 (Symbol_value::initialize_input_to_output_map): Likewise.
9396 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
9397 Change all callers.
9398 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
9399 all callers.
9400 (class Sized_relobj): Update declarations.
9401 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
9402 parameter. Change all callers.
9403 (Sized_relobj::adjust_shndx): New function.
9404 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
9405 field.
9406 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
9407 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
9408 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
9409 (Sized_dynobj::read_dynsym_section): Adjust section links.
9410 (Sized_dynobj::read_dynamic): Likewise.
9411 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
9412 section links.
9413 (Sized_dynobj::do_initialize_xindex): New function.
9414 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
9415 do_initialize_xindex.
9416 (Sized_dynobj::adjust_shndx): New function.
9417 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
9418 dynsym_xindex_ fields.
9419 (Layout::finalize): Add a call to set_section_indexes before
9420 creating the symtab sections.
9421 (Layout::set_section_indexes): Don't do anything if the section
9422 already has a section index.
9423 (Layout::create_symtab_sections): Add shnum parameter. Change
9424 caller. Create .symtab_shndx section if needed.
9425 (Layout::create_shdrs): Add shstrtab_section parameter. Change
9426 caller.
9427 (Layout::allocated_output_section_count): New function.
9428 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
9429 needed.
9430 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
9431 fields. Update declarations.
9432 (Layout::symtab_xindex): New function.
9433 (Layout::dynsym_xindex): New function.
9434 (class Write_symbols_task): Add layout_ field.
9435 (Write_symbols_task::Write_symbols_task): Add layout parameter.
9436 Change caller.
9437 * output.cc (Output_section_headers::Output_section_headers): Add
9438 shstrtab_section parameter. Change all callers.
9439 (Output_section_headers::do_sized_write): Store overflow values
9440 for section count and section string table section index in
9441 section header zero.
9442 (Output_file_header::do_sized_write): Check for overflow of
9443 section count and section string table section index.
9444 (Output_symtab_xindex::do_write): New function.
9445 (Output_symtab_xindex::endian_do_write): New function.
9446 * output.h (class Output_section_headers): Add shstrtab_section_.
9447 Update declarations.
9448 (class Output_symtab_xindex): Define.
9449 (Output_section::has_out_shndx): New function.
9450 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
9451 field.
9452 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
9453 Change all callers.
9454 (Sized_symbol::init): Likewise.
9455 (Symbol::output_section): Check for ordinary symbol.
9456 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
9457 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
9458 callers.
9459 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
9460 Change all callers. Simplify handling of symbols from sections
9461 not included in the link.
9462 (Symbol_table::add_from_dynobj): Handle ordinary symbol
9463 distinction.
9464 (Weak_alias_sorter::operator()): Assert that symbols are
9465 ordinary.
9466 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
9467 distinction.
9468 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
9469 parameters. Change all callers.
9470 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
9471 symbol distinction. Use SHN_XINDEX when needed.
9472 (Symbol_table::write_section_symbol): Add symtab_xindex
9473 parameter. Change all callers.
9474 (Symbol_table::sized_write_section_symbol): Likewise. Use
9475 SHN_XINDEX when needed.
9476 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
9477 declarations.
9478 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
9479 (Symbol::is_defined): Check is_ordinary.
9480 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
9481 (Symbol::is_absolute, Symbol::is_common): Likewise.
9482 (class Sized_symbol): Update declarations.
9483 (class Symbol_table): Update declarations.
9484 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
9485 parameters. Change all callers.
9486 (Sized_symbol::override): Likewise.
9487 (Symbol_table::override): Likewise.
9488 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
9489 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
9490 is_ordinary, and orig_st_shndx parameters. Change all callers.
9491 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
9492 to be in an ordinary section.
9493 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
9494 object and is_ordinary parameters. Change all callers.
9495 (Sized_dwarf_line_info::read_relocs): Add object parameter.
9496 Change all callers. Don't add undefined or non-ordinary symbols
9497 to reloc_map_.
9498 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
9499 Change all callers.
9500 * dwarf_reader.h (class Sized_dwarf_line_info): Update
9501 declarations.
9502 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
9503 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
9504 (Sized_relobj::relocate_sections): Likewise.
9505 * target-reloc.h (scan_relocs): Adjust section symbol index.
9506 (scan_relocatable_relocs): Likewise.
9507 * i386.cc (Scan::local): Check for ordinary symbols.
9508 * sparc.cc (Scan::local): Likewise.
9509 * x86_64.cc (Scan::local): Likewise.
9510 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
9511 to symbol_section_and_value.
9512 * testsuite/many_sections_test.cc: New file.
9513 * testsuite/Makefile.am (BUILT_SOURCES): Define.
9514 (check_PROGRAMS): Add many_sections_test.
9515 (many_sections_test_SOURCES): Define.
9516 (many_sections_test_DEPENDENCIES): Define.
9517 (many_sections_test_LDFLAGS): Define.
9518 (BUILT_SOURCES): Add many_sections_define.h.
9519 (many_sections_define.h): New target.
9520 (BUILT_SOURCES): Add many_sections_check.h.
9521 (many_sections_check.h): New target.
9522 (check_PROGRAMS): Add many_sections_r_test.
9523 (many_sections_r_test_SOURCES): Define.
9524 (many_sections_r_test_DEPENDENCIES): Define.
9525 (many_sections_r_test_LDFLAGS): Define.
9526 (many_sections_r_test_LDADD): Define.
9527 (many_sections_r_test.o): New target.
9528 * testsuite/Makefile.in: Rebuild.
9529
c5818ff1
CC		 95302008-04-17 Cary Coutant <ccoutant@google.com>
9531
9532 * errors.cc (Errors::info): New function.
9533 (gold_info): New function.
9534 * errors.h (Errors::info): New function.
9535 * gold.h (gold_info): New function.
9536 * object.cc (Input_objects::add_object): Print trace output.
9537 * options.cc (options::parse_set): New function.
9538 (General_options::parse_wrap): Deleted.
9539 (General_options::General_options): Deleted initializer.
9540 * options.h (options::String_set): New typedef.
9541 (options::parse_set): New function.
9542 (DEFINE_set): New macro.
9543 (General_options::wrap): Changed to use DEFINE_set. Changed
9544 callers of any_wrap_symbols and is_wrap_symbol.
9545 (General_options::trace, General_options::trace_symbol):
9546 New options.
9547 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
9548 (General_options::wrap_symbols_): Deleted.
9549 * symtab.cc (Symbol_table::add_from_object): Print trace output.
9550
b5be4a7c
DM		 95512008-04-17 David S. Miller <davem@davemloft.net>
9552
9553 * options.cc (General_options::parse_V): New function.
9554 * options.h: Add entries for -V and -Qy.
9555
155a0dd7
ILT		 95562008-04-17 Ian Lance Taylor <iant@google.com>
9557
9558 * common.cc (Symbol_table::allocate_commons): Remove options
9559 parameter. Change caller.
9560 (Symbol_table::do_allocate_commons): Remove options parameter.
9561 Change caller. Just call do_allocate_commons_list twice.
9562 (Symbol_table::do_allocate_commons_list): New function, broken out
9563 of do_allocate_commons.
9564 * common.h (class Allocate_commons_task): Remove options_ field.
9565 Update constructor.
9566 * symtab.cc (Symbol_table::Symbol_table): Initialize
9567 tls_commons_.
9568 (Symbol_table::add_from_object): Put TLS common symbols on
9569 tls_commons_ list.
9570 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
9571 which are IN_OUTPUT_DATA.
9572 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
9573 allocate_commons and do_allocate_commons declarations. Declare
9574 do_allocate_commons_list.
9575 * gold.cc (queue_middle_tasks): Update creation of
9576 Allocate_commons_task to not pass options.
9577 * testsuite/Makefile.am (INCLUDES): Add -I.. .
9578 (TLS_TEST_C_FLAGS): New variable.
9579 (tls_test_c_pic.o): New target.
9580 (tls_test_shared.so): Link in tls_test_c_pic.o.
9581 (tls_test_c_pic_ie.o): New target.
9582 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
9583 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
9584 (tls_test_c.o): New target.
9585 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
9586 (tls_pic_test_LDADD): Likewise.
9587 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
9588 (tls_shared_gd_to_ie_test_LDADD): Likewise.
9589 (tls_test_c_gnu2.o): New target.
9590 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
9591 tls_test_c_gnu2.o.
9592 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
9593 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
9594 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
9595 * testsuite/tls_test.cc: Include "config.h".
9596 (t_last): Call t11_last.
9597 * testsuite/tls_test.h (t11, t11_last): Declare.
9598 * testsuite/tls_test_c.c: New file.
9599 * testsuite/tls_test_main.cc (thread_routine): Call t11.
9600 * configure.ac: Check for OpenMP support.
9601 * configure, config.in, Makefile.in: Rebuild.
9602 * testsuite/Makefile.in: Rebuild.
9603
edfbb029
CC		 96042008-04-16 Cary Coutant <ccoutant@google.com>
9605
9606 * i386.cc (Target_i386::define_tls_base_symbol): New function.
9607 (Target_i386::tls_base_symbol_defined_): New field.
9608 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9609 (Target_i386::Scan::global): Likewise.
9610 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
9611 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
9612 (Target_x86_64::tls_base_symbol_defined_): New field.
9613 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
9614 (Target_x86_64::Scan::global): Likewise.
9615
f3c69fca
CC		 96162008-04-16 Cary Coutant <ccoutant@google.com>
9617
9618 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
9619 (Symbol::needs_plt_entry): Allow weak undefined symbols.
9620 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
9621 building shared libraries.
9622 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
9623 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
9624 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
9625 * testsuite/Makefile.in: Rebuild.
9626 * testsuite/weak_undef.h: New file.
9627 * testsuite/weak_undef_file1.cc: Add extra test cases.
9628 * testsuite/weak_undef_file2.cc: Likewise.
9629 * testsuite/weak_undef_test.cc: Likewise.
9630
7c414435
DM		 96312008-04-16 David S. Miller <davem@davemloft.net>
9632
32b769e1
DM		 9633 * sparc.cc (Target_sparc::Scan): Change from struct to class.
9634 Add issued_non_pic_error_ field. Declare check_non_pic.
9635 (Target_sparc::Scan::check_non_pic): New function.
9636 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
9637 (Target_sparc::Scan::global): Likewise.
9638
11936fb1
DM		 9639 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
9640 * configure: Rebuild.
9641
7c414435
DM		 9642 * options.h (DEFINE_enable): New macro.
9643 (new_dtags): New enable option.
9644 (initfirst, interpose, loadfltr, nodefaultlib,
9645 nodelete, nodlopen, nodump): New -z options.
9646 * layout.cc (Layout:finish_dynamic_section): If new
9647 dtags enabled, emit DT_RUNPATH. Also, emit a
9648 DT_FLAGS_1 containing any specified -z flags.
9649
85c7bf8b
ILT		 96502008-04-16 Ian Lance Taylor <iant@google.com>
9651
12c0daef
ILT		 9652 * copy-relocs.cc: New file.
9653 * copy-relocs.h: New file.
9654 * reloc.cc: Remove Copy_relocs code.
9655 * reloc.h: Likewise.
9656 * reloc-types.h (struct Reloc_types) [both versions]: Add
9657 get_reloc_addend_noerror.
9658 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
9659 variants of add_global which take an addend which must be zero.
9660 * i386.cc: Include "copy-relocs.h".
9661 (class Target_i386): Change type of copy_relocs_ to variable,
9662 update initializer.
9663 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
9664 Change all callers.
9665 (Target_i386::do_finalize_sections): Change handling of
9666 copy_relocs_.
9667 * sparc.cc: Include "copy-relocs.h".
9668 (class Target_sparc): Change type of copy_relocs_ to variable,
9669 update initializer.
9670 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
9671 Change all callers.
9672 (Target_sparc::do_finalize_sections): Change handling of
9673 copy_relocs_.
9674 * x86_64.cc: Include "copy-relocs.h".
9675 (class Target_x86_64): Change type of copy_relocs_ to variable,
9676 update initializer.
9677 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
9678 class. Change all callers.
9679 (Target_x86_64::do_finalize_sections): Change handling of
9680 copy_relocs_.
9681 * Makefile.am (CCFILES): Add copy-relocs.cc.
9682 (HFILES): Add copy-relocs.h.
9683
4f4995b6
ILT		 9684 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
9685
85c7bf8b
ILT		 9686 * testsuite/script_test_4.sh: Permit leading zeroes.
9687
4f2a9edd
ILT		 96882008-04-15 Ian Lance Taylor <iant@google.com>
9689
e6188289
ILT		 9690 * script-sections.cc (Script_sections::create_segments): Use
9691 header_size_adjustment even when there is enough room for the
9692 headers.
9693 * testsuite/script_test_4.sh: New file.
9694 * testsuite/script_test_4.t: New file.
9695 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
9696 (check_DATA): Add script_test_4.stdout.
9697 (MOSTLYCLEANFILES): Likewise.
9698 (script_test_4): New target.
9699 (script_test_4.stdout): New target.
9700 * testsuite/Makefile.in: Rebuild.
9701
4f2a9edd
ILT		 9702 * sparc.cc: Add definitions for Output_data_plt_sparc class
9703 constants.
9704
f5314dd5
DM		 97052008-04-14 David S. Miller <davem@davemloft.net>
9706
9707 * sparc.cc: New file.
9708 * Makefile.am (TARGETSOURCES): Add sparc.cc
9709 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
9710 * configure.tgt: Document targ_extra_size and
9711 targ_extra_big_endian. Add entries for sparc-* and
9712 sparc64-*.
9713 * configure.ac: Handle targ_extra_size and
9714 targ_extra_big_endian.
9715 * Makefile.in: Rebuild.
9716 * configure: Likewise.
9717 * po/POTFILES.in: Likewise.
9718 * po/gold.pot: Likewise.
9719
154e0e9a
ILT		 97202008-04-14 Ian Lance Taylor <iant@google.com>
9721
9722 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
9723 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
9724 in the name/type/flags to section mapping. Don't call
9725 allocate_output_section.
9726 (Layout::choose_output_section): Change parameter from adjust_name
9727 to is_input_section. Don't permit input sections after sections
9728 are attached to segments. Don't call allocate_output_section.
9729 (Layout::layout_eh_frame): Call update_flags_for_input_section,
9730 not write_enable_output_section.
9731 (Layout::make_output_section): Don't push to
9732 unattached_section_list_ nor call attach_to_segment. Call
9733 attach_section_to_segment if sections are attached.
9734 (Layout::attach_sections_to_segments): New function.
9735 (Layout::attach_section_to_segment): New function.
9736 (Layout::attach_allocated_section_to_segment): Rename from
9737 attach_to_segment. Remove flags parameter.
9738 (Layout::allocate_output_section): Remove function.
9739 (Layout::write_enable_output_section): Remove function.
9740 * layout.h (class Layout): Update for above changes. Add new
9741 field sections_are_attached_.
9742 * output.h (Output_section::update_flags_for_input_section): New
9743 function.
9744 * output.cc (Output_section::add_input_section): Call
9745 update_flags_for_input_section.
9746 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
9747
009a67a2
CC		 97482008-04-11 Cary Coutant <ccoutant@google.com>
9749
9750 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
9751 thought unnecessary.
9752 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
9753
759b1a24
ILT		 97542008-04-11 Ian Lance Taylor <iant@google.com>
9755
9756 * output.h (class Output_section_data): Remove inline definition
9757 of set_addralign.
9758 * output.cc (Output_section_data::set_addralign): New function.
9759
c2b45e22
CC		 97602008-04-11 Cary Coutant <ccoutant@google.com>
9761
9762 Add support for TLS descriptors for i386 and x86_64.
9763 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
9764 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
9765 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
9766 GOT_TYPE_TLS_DESC.
9767 (Target_i386::got_mod_index_entry): Remove unnecessary code.
9768 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
9769 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
9770 relocations.
9771 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
9772 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
9773 Fix problem with initial-exec relocations.
9774 (Target_i386::Relocate::relocate_tls): Likewise.
9775 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
9776 relaxation.
9777 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
9778 support for section-plus-offset dynamic table entries.
9779 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
9780 (Output_data_dynamic::Dynamic_entry): Add support for
9781 section-plus-offset dynamic table entries.
9782 (Output_data_dynamic::Classification): Likewise.
9783 (Output_data_dynamic::classification_): Renamed offset_.
9784 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
9785 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
9786 (Target_x86_64::make_plt_section): New function.
9787 (Target_x86_64::reserve_tlsdesc_entries): New function.
9788 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
9789 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
9790 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
9791 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
9792 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
9793 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
9794 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
9795 add extra PLT entry for TLS descriptors.
9796 (Output_data_plt_x86_64::got_): New field.
9797 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
9798 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
9799 fields.
9800 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
9801 descriptors.
9802 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
9803 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
9804 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
9805 R_386_TLS_DESC_CALL relocations.
9806 (Target_x86_64::Scan::global): Likewise.
9807 (Target_x86_64::do_finalize_sections): Add dynamic table entries
9808 for TLS descriptors.
9809 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
9810 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
9811 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
9812 GD-to-IE relaxation.
9813 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
9814 and TLS_DESCRIPTORS.
9815 * Makefile.in: Rebuild.
9816 * configure: Rebuild.
9817 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
9818 (tls_test_shared2.so): New target.
9819 (tls_shared_gd_to_ie_test_SOURCES): New variable.
9820 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
9821 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
9822 (tls_shared_gd_to_ie_test_LDADD): New variable.
9823 (tls_shared_gnu2_gd_to_ie_test): New target.
9824 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
9825 New targets.
9826 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
9827 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
9828 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
9829 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
9830 (tls_shared_gnu2_test): New target.
9831 (tls_test_gnu2_shared.so): New target.
9832 (tls_shared_gnu2_test_SOURCES): New variable.
9833 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
9834 (tls_shared_gnu2_test_LDFLAGS): New variable.
9835 (tls_shared_gnu2_test_LDADD): New variable.
9836 * testsuite/Makefile.in: Rebuild.
9837 * testsuite/Makefile.
9838
83bfb6b7
ILT		 98392008-04-11 Ian Lance Taylor <iant@google.com>
9840
9841 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
9842 justsyms.t.
9843 * testsuite/Makefile.in: Rebuild.
9844
9845 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
9846 long.
9847 * testsuite/script_test_2.cc (main): Adjust test.
9848
706e1f5e
ILT		 98492008-04-11 David S. Miller <davem@davemloft.net>
9850 Ian Lance Taylor <iant@google.com>
9851
9852 * options.h (General_options): Add entries for '-Y' and
9853 '-relax'.
9854 * options.cc (General_options:finalize): If -Y was used, add those
9855 entries to the library path instead of the default "/lib" and
9856 "/usr/lib".
9857
7c98e6bb
DM		 98582008-04-11 David S. Miller <davem@davemloft.net>
9859
9860 * testsuite/justsyms.t: Start at 0x100.
9861 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 9862 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9863 long.
9864 * testsuite/script_test_2.cc: Adjust string and section length
9865 checks.
7c98e6bb 9866
99a37bfd
ILT		 98672008-04-09 Ian Lance Taylor <iant@google.com>
9868
2cefc357
ILT		 9869 PR gold/5996
9870 * script-sections.cc (Sections_element::allocate_to_segment): Add
9871 orphan parameter.
9872 (Output_section_definition::allocate_to_segment): Likewise.
9873 (Orphan_output_section::allocate_to_segment): Likewise.
9874 (Script_sections::attach_sections_using_phdrs_clause): Don't
9875 propagate non-PT_LOAD segments to orphan sections.
9876 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9877 readelf rather than objdump.
9878 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9879 .interp section and PT_INTERP segment are the same size.
9880 * testsuite/Makefile.in: Rebuild.
9881
99a37bfd
ILT		 9882 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9883 aliases for symbols defined in the same object.
9884 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9885 (weak_alias_test_SOURCES): New variable.
9886 (weak_alias_test_DEPENDENCIES): New variable.
9887 (weak_alias_test_LDFLAGS): New variable.
9888 (weak_alias_test_LDADD): New variable.
9889 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9890 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9891 (weak_alias_test_3.o): New target.
9892 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9893 * testsuite/weak_alias_test_main.cc: New file.
9894 * testsuite/weak_alias_test_1.cc: New file.
9895 * testsuite/weak_alias_test_2.cc: New file.
9896 * testsuite/weak_alias_test_3.cc: New file.
9897
780e49c5
ILT		 98982008-04-08 Ian Lance Taylor <iant@google.com>
9899
cdb0b8f5
ILT		 9900 * options.h (class General_options): Add --noinhibit-exec option.
9901 * main.cc (main): Check --noinhibit-exec.
9902
0864d551
ILT		 9903 * options.h (class General_options): Define --wrap as a special
9904 option. Add wrap_symbols_ field.
9905 (General_options::any_wrap_symbols): New function.
9906 (General_options::is_wrap_symbol): New function.
9907 * options.cc (General_options::parse_wrap): New function.
9908 (General_options::General_options): Initialize wrap_symbols_.
9909 * symtab.cc (Symbol_table::wrap_symbol): New function.
9910 (Symbol_table::add_from_object): Handle --wrap.
9911 * symtab.h (class Symbol_table): Declare wrap_symbol.
9912 * target.h (Target::wrap_char): New function.
9913 (Target::Target_info): Add wrap_char field.
9914 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9915 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9916 * testsuite/testfile.cc (Target_test::test_target_info):
9917 Likewise.
9918
789aa6de
ILT		 9919 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9920 there is one.
9921
2c38906f
ILT		 9922 * layout.h (class Layout): Add added_eh_frame_data_ field.
9923 * layout.cc (Layout::Layout): Initialize new field.
9924 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9925 output section until we find a section we merged successfully.
9926 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9927 that the size be non-zero.
9928
780e49c5
ILT		 9929 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9930 qualifier.
9931
7fcd0256
ILT		 99322008-04-08 Craig Silverstein <csilvers@google.com>
9933
9934 * configure.ac: Export new conditional variable HAVE_ZLIB.
9935 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9936 on HAVE_ZLIB.
9937 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9938 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9939
6835af53
ILT		 99402008-04-07 Ian Lance Taylor <iant@google.com>
9941
e24f324c
ILT		 9942 * version.cc (version_string): Set to "1.5".
9943
a036edd8
ILT		 9944 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9945 Add issued_non_pic_error_ field. Declare check_non_pic.
9946 (Target_x86_64::Scan::check_non_pic): New function.
9947 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9948 (Target_x86_64::Scan::global): Likewise.
9949
624f8810
ILT		 9950 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9951 addend parameter. Change caller. Handle merge sections.
9952 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9953 Address to Addend. Don't add in the result of
9954 local_section_offset, pass down the addend and use the returned
9955 value.
9956 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9957 Update declarations of local_section_offset and symbol_value.
9958 * testsuite/two_file_test_1.cc (t18): New function.
9959 * testsuite/two_file_test_2.cc (f18): New function.
9960 * testsuite/two_file_test_main.cc (main): Call t18.
9961 * testsuite/two_file_test.h (t18, f18): Declare.
9962
6835af53
ILT		 9963 * configure.ac: Don't test for objdump, c++filt, or readelf.
9964 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9965 conditionals.
9966 (TEST_READELF): New variable.
9967 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9968 (check_PROGRAMS): Add two_file_strip_test.
9969 (two_file_strip_test): New target.
9970 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9971 (two_file_same_shared_strip_test_SOURCES): New variable.
9972 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9973 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9974 (two_file_same_shared_strip_test_LDADD): New variable.
9975 (two_file_shared_strip.so): New target.
9976 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9977 (ver_test_5.syms, ver_test_7.syms): Likewise.
9978 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9979 (strip_test_3.stdout): Use TEST_OBJDUMP.
9980 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9981
86925eef
CC		 99822008-04-04 Cary Coutant <ccoutant@google.com>
9983
9984 * symtab.h (Symbol::is_weak_undefined): New function.
9985 (Symbol::is_strong_undefined): New function.
9986 (Symbol::is_absolute): New function.
9987 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9988 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9989 absolute symbols.
9990 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9991 (weak_undef_test): New target.
9992 * testsuite/Makefile.in: Rebuild.
9993 * testsuite/weak_undef_file1.cc: New file.
9994 * testsuite/weak_undef_file2.cc: New file.
9995 * testsuite/weak_undef_test.cc: New file.
9996
126f3ece
ILT		 99972008-04-03 Craig Silverstein <csilvers@google.com>
9998
9999 * compressed_output.h (class Output_compressed_section): Use
10000 unsigned buffer.
10001 * compressed_output.cc (zlib_compress): Use unsigned buffers,
10002 add zlib header.
10003 (zlib_compressed_suffix): Removed.
10004 (Output_compressed_section::set_final_data_size): Use unsigned
10005 buffers.
10006 * testsuite/Makefile.am (flagstest_compress_debug_sections):
10007 Fix linker invocation.
10008 (flagstest_o_specialfile_and_compress_debug_sections):
10009 Likewise.
10010 * testsuite/Makefile.in: Regenerated.
10011
deae2a14
DM		 100122008-04-02 David S. Miller <davem@davemloft.net>
10013
10014 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
10015 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
10016
70752818
ILT		 100172008-04-02 Craig Silverstein <csilvers@google.com>
10018
10019 * TODO: New file.
10020
39d0cb0e
ILT		 100212008-04-02 Ian Lance Taylor <iant@google.com>
10022
10023 * fileread.cc (File_read::find_view): Add byteshift and vshifted
10024 parameters. Update for new key type to views_. Change all
10025 callers.
10026 (File_read::read): Adjust for byteshift in returned view.
10027 (File_read::add_view): New function, broken out of
10028 find_and_make_view.
10029 (File_read::make_view): New function, broken out of
10030 find_and_make_view.
10031 (File_read::find_or_make_view): Add offset and aligned
10032 parameters. Rewrite accordingly. Change all callers.
10033 (File_read::get_view): Add offset and aligned parameters. Adjust
10034 for byteshift in return value.
10035 (File_read::get_lasting_view): Likewise.
10036 * fileread.h (class File_read): Update declarations.
10037 (class File_read::View): Add byteshift_ field. Add byteshift to
10038 constructor. Add byteshift method.
10039 * archive.h (Archive::clear_uncached_views): New function.
10040 (Archive::get_view): Add aligned parameter. Change all callers.
10041 * object.h (Object::get_view): Add aligned parameter. Change all
10042 callers.
10043 (Object::get_lasting_view): Likewise.
10044
10045 * fileread.cc (File_read::release): Don't call clear_views if
10046 there are multiple objects.
10047 * fileread.h (File_read::clear_uncached_views): New function.
10048 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
10049 on the archive.
10050
a1207466
CC		 100512008-03-31 Cary Coutant <ccoutant@google.com>
10052
10053 Add thin archive support.
10054 * archive.cc (Archive::armagt): New const.
10055 (Archive::setup): Remove task parameter and calls to unlock.
10056 (Archive::unlock_nested_archives): New function.
10057 (Archive::read_header): Add nested_off parameter. Change
10058 all callers.
10059 (Archive::interpret_header): Likewise.
10060 (Archive::include_all_members): Change to handle thin
10061 archives.
10062 (Archive::include_member): Likewise.
10063 * archive.h (Archive::Archive): Add new parameters and
10064 initializers.
10065 (Archive::armagt): New const.
10066 (Archive::setup): Remove task parameter.
10067 (Archive::unlock_nested_archives): New function.
10068 (Archive::read_header): Add nested_off parameter.
10069 (Archive::interpret_header): Likewise.
10070 (Archive::Nested_archive_table): New typedef.
10071 (Archive::is_thin_archive_): New field.
10072 (Archive::nested_archives_): New field.
10073 (Archive::options_): New field.
10074 (Archive::dirpath_): New field.
10075 (Archive::task_): New field.
10076 * readsyms.cc (Read_symbols::do_read_symbols): Add check
10077 for thin archives. Pass additional parameters to
10078 Archive::Archive. Unlock the archive file after calling
10079 Archive::setup.
cd536b21 10080
479f6503
ILT		 100812008-03-29 Ian Lance Taylor <iant@google.com>
10082
686c8caf
ILT		 10083 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
10084 version symbol to be local.
10085 * testsuite/ver_test_4.sh: New file.
10086 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
10087 (check_DATA): Add ver_test_4.syms.
10088 (ver_test_4.syms): New target.
10089 * testsuite/Makefile.in: Rebuild.
10090
ab794b6b
ILT		 10091 * output.cc
10092 (Output_section::Input_section_sort_entry::has_priority): New
10093 function.
10094 (Output_section::Input_section_sort_entry::match_file_name): New
10095 function.
10096 (Output_section::Input_section_sort_entry::match_section_name):
10097 Remove.
10098 (Output_section::Input_section_sort_entry::match_section_name_prefix):
10099 Remove.
10100 (Output_section::Input_section_sort_entry::match_section_file):
10101 Remove.
10102 (Output_section::Input_section_sort_compare::operator()): Rewrite
10103 using new Input_section_sort_entry functions. Sort crtbegin and
10104 crtend first. Sort sections with no priority before sections with
10105 a priority.
10106 * testsuite/initpri1.c (d3): Check j != 4.
10107 (cd5): New constructor/destructor function.
10108 (main): Check j != 2.
10109
479f6503
ILT		 10110 * symtab.cc (Symbol_table::add_from_object): If we don't use the
10111 new symbol when resolving, don't call set_is_default.
10112 * testsuite/ver_test_7.cc: New file.
10113 * testsuite/ver_test_7.sh: New file.
10114 * testsuite/Makefile.am (ver_test_7.so): New target.
10115 (ver_test_7.o): New target.
10116 (check_SCRIPTS): Add ver_test_7.sh.
10117 (check_DATA): Add ver_test_7.syms.
10118 (ver_test_7.syms): New target.
10119
2fd32231
ILT		 101202008-03-28 Ian Lance Taylor <iant@google.com>
10121
10122 * layout.cc (Layout::layout): If we see an input section with a
10123 name that needs sorting, set the must_sort flag for the output
10124 section.
10125 (Layout::make_output_section): If the name of the output section
10126 indicates that it might require sorting, set the may_sort flag.
10127 * output.h (Output_section::may_sort_attached_input_sections): New
10128 function.
10129 (Output_section::set_may_sort_attached_input_sections): New
10130 function.
10131 (Output_section::must_sort_attached_input_sections): New
10132 function.
10133 (Output_section::set_must_sort_attached_input_sections): New
10134 function.
10135 (class Output_section): Declare Input_section_sort_entry. Define
10136 Input_section_sort_compare. Declare
10137 sort_attached_input_sections. Add new fields:
10138 may_sort_attached_input_sections_,
10139 must_sort_attached_input_sections_,
10140 attached_input_sections_are_sorted_.
10141 * output.cc (Output_section::Output_section): Initialize new
10142 fields.
10143 (Output_section::add_input_section): Add an entry to
10144 input_sections_ if may_sort or must_sort are true.
10145 (Output_section::set_final_data_size): Call
10146 sort_attached_input_sections if necessary.
10147 (Output_section::Input_section_sort_entry): Define new class.
10148 (Output_section::Input_section_sort_compare::operator()): New
10149 function.
10150 (Output_section::sort_attached_input_sections): New function.
10151 * configure.ac: Check whether the compiler supports constructor
10152 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
10153 * testsuite/initpri1.c: New file.
10154 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
10155 CONSTRUCTOR_PRIORITY.
10156 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
10157 (initpri1_LDFLAGS): New variable.
10158 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10159
18e6b24e
ILT		 101602008-03-27 Ian Lance Taylor <iant@google.com>
10161
49bdd526
ILT		 10162 * common.cc (Sort_commons::operator): Correct sorting algorithm.
10163 * testsuite/common_test_1.c: New file.
10164 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
10165 (common_test_1_SOURCES): New variable.
10166 (common_test_1_DEPENDENCIES): New variable.
10167 (common_test_1_LDFLAGS): New variable.
10168
18e6b24e
ILT		 10169 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
10170 and commons_ correctly when NAME/VERSION does not override
10171 NAME/NULL.
10172 * testsuite/ver_test_6.c: New file.
10173 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
10174 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
10175 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
10176
04bf7072
ILT		 101772008-03-26 Ian Lance Taylor <iant@google.com>
10178
5871526f
ILT		 10179 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
10180 of an undefined symbol from a version script.
10181 * testsuite/Makefile.am (ver_test_5.so): New target.
10182 (ver_test_5.o): New target.
10183 (check_SCRIPTS): Add ver_test_5.sh.
10184 (check_DATA): Add ver_test_5.syms.
10185 (ver_test_5.syms): New target.
10186 * testsuite/ver_test_5.cc: New file.
10187 * testsuite/ver_test_5.script: New file.
10188 * testsuite/ver_test_5.sh: New file.
10189 * Makefile.in, testsuite/Makefile.in: Rebuild.
10190
04bf7072
ILT		 10191 PR gold/5986
10192 Fix problems building gold with gcc 4.3.0.
10193 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
10194 (gold_error_at_location, gold_warning_at_location): Use it.
10195 * configure.ac: Check whether we can compile and use a template
10196 function with a printf attribute.
10197 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
10198 when jumping over bytes.
10199 * object.cc: Instantiate Object::read_section_data.
10200 * debug.h: Include <cstring>
10201 * dwarf_reader.cc: Include <algorithm>
10202 * main.cc: Include <cstring>.
10203 * options.cc: Include <cstring>.
10204 * output.cc: Include <cstring>.
10205 * script.cc: Include <cstring>.
10206 * script.h: Include <string>.
10207 * symtab.cc: Include <cstring> and <algorithm>.
10208 * target-select.cc: Include <cstring>.
10209 * version.cc: Include <string>.
10210 * testsuite/testmain.cc: Include <cstdlib>.
10211 * configure, config.in: Rebuild.
10212
874c5b28
ILT		 102132008-03-25 Ian Lance Taylor <iant@google.com>
10214
819d6c3a
ILT		 10215 * options.cc: Include "../bfd/bfdver.h".
10216 (options::help): Print bug reporting address.
10217
f4b2c6f5
ILT		 10218 * version.cc (print_version): Adjust output for current value of
10219 BFD_VERSION_STRING.
10220
10221 * NEWS: New file.
10222
e96caa79
ILT		 10223 * options.cc (options::help): Print list of supported targets.
10224 * target-select.h: Include <vector>.
10225 (class Target_selector): Make machine_, size_, and is_big_endian_
10226 fields const. Add bfd_name_ and instantiated_target_ fields.
10227 (Target_selector::Target_selector): Add bfd_name parameter.
10228 (Target_selector::recognize): Make non-virtual, call
10229 do_recognize.
10230 (Target_selector::recognize_by_name): Make non-virtual, call
10231 do_recognize_by_name.
10232 (Target_selector::supported_names): New function.
10233 (Target_selector::bfd_name): New function.
10234 (Target_selector::do_instantiate_target): New pure virtual
10235 function.
10236 (Target_selector::do_recognize): New virtual function.
10237 (Target_selector::do_recognize_by_name): New virtual function.
10238 (Target_selector::instantiate_target): New private function.
10239 (supported_target_names): Declare.
10240 * target-select.cc (Target_selector::Target_selector): Update for
10241 new parameter and fields.
10242 (select_target_by_name): Check that the name matches before
10243 calling recognize_by_name.
10244 (supported_target_names): New function.
10245 * i386.cc (class Target_selector_i386): Update Target_selector
10246 constructor call. Remove recognize and recognize_by_name. Add
10247 do_instantiate_target.
10248 * x86_64.cc (class Target_selector_x86_64): Likewise.
10249 * testsuite/testfile.cc (class Target_selector_test): Update for
10250 changes to Target_selector.
10251
874c5b28
ILT		 10252 * README: Rewrite, with some notes on unsupported features.
10253
0a65a3a7
CC		 102542008-03-24 Cary Coutant <ccoutant@google.com>
10255
10256 * i386.cc (Target_i386::Got_type): New enum declaration.
10257 (Target_i386::Scan::local): Updated callers of Output_data_got
10258 member functions.
10259 (Target_i386::Scan::global): Likewise.
10260 (Target_i386::Relocate::relocate): Likewise.
10261 (Target_i386::Relocate::relocate_tls): Likewise.
10262 * object.h (Got_offset_list): New class.
10263 (Sized_relobj::local_has_got_offset): Added got_type parameter.
10264 (Sized_relobj::local_got_offset): Likewise.
10265 (Sized_relobj::set_local_got_offset): Likewise.
10266 (Sized_relobj::local_has_tls_got_offset): Removed.
10267 (Sized_relobj::local_tls_got_offset): Removed.
10268 (Sized_relobj::set_local_tls_got_offset): Removed.
10269 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
10270 * output.cc (Output_data_got::add_global): Added got_type parameter.
10271 (Output_data_got::add_global_with_rel): Likewise.
10272 (Output_data_got::add_global_with_rela): Likewise.
10273 (Output_data_got::add_global_pair_with_rel): New function.
10274 (Output_data_got::add_global_pair_with_rela): New function.
10275 (Output_data_got::add_local): Added got_type parameter.
10276 (Output_data_got::add_local_with_rel): Likewise.
10277 (Output_data_got::add_local_with_rela): Likewise.
10278 (Output_data_got::add_local_pair_with_rel): New function.
10279 (Output_data_got::add_local_pair_with_rela): New function.
10280 (Output_data_got::add_global_tls): Removed.
10281 (Output_data_got::add_global_tls_with_rel): Removed.
10282 (Output_data_got::add_global_tls_with_rela): Removed.
10283 (Output_data_got::add_local_tls): Removed.
10284 (Output_data_got::add_local_tls_with_rel): Removed.
10285 (Output_data_got::add_local_tls_with_rela): Removed.
10286 * output.h (Output_data_got::add_global): Added got_type parameter.
10287 (Output_data_got::add_global_with_rel): Likewise.
10288 (Output_data_got::add_global_with_rela): Likewise.
10289 (Output_data_got::add_global_pair_with_rel): New function.
10290 (Output_data_got::add_global_pair_with_rela): New function.
10291 (Output_data_got::add_local): Added got_type parameter.
10292 (Output_data_got::add_local_with_rel): Likewise.
10293 (Output_data_got::add_local_with_rela): Likewise.
10294 (Output_data_got::add_local_pair_with_rel): New function.
10295 (Output_data_got::add_local_pair_with_rela): New function.
10296 (Output_data_got::add_global_tls): Removed.
10297 (Output_data_got::add_global_tls_with_rel): Removed.
10298 (Output_data_got::add_global_tls_with_rela): Removed.
10299 (Output_data_got::add_local_tls): Removed.
10300 (Output_data_got::add_local_tls_with_rel): Removed.
10301 (Output_data_got::add_local_tls_with_rela): Removed.
10302 * resolve.cc (Symbol::override_base_with_special): Removed
10303 reference to has_got_offset_ field.
10304 * symtab.cc (Symbol::init_fields): Replaced initialization
10305 of got_offset_ with got_offsets_. Removed initialization
10306 of has_got_offset_
53fcba31 10307 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 10308 (Symbol::got_offset): Likewise.
10309 (Symbol::set_got_offset): Likewise.
10310 (Symbol::has_tls_got_offset): Removed.
10311 (Symbol::tls_got_offset): Removed.
10312 (Symbol::set_tls_got_offset): Removed.
10313 (Symbol::got_offset_): Removed.
10314 (Symbol::tls_mod_got_offset_): Removed.
10315 (Symbol::tls_pair_got_offset_): Removed.
10316 (Symbol::got_offsets_): New field.
10317 (Symbol::has_got_offset): Removed.
10318 (Symbol::has_tls_mod_got_offset): Removed.
10319 (Symbol::has_tls_pair_got_offset): Removed.
10320 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
10321 (Target_x86_64::Scan::local): Updated callers of Output_data_got
10322 member functions.
10323 (Target_x86_64::Scan::global): Likewise.
10324 (Target_x86_64::Relocate::relocate): Likewise.
10325 (Target_x86_64::Relocate::relocate_tls): Likewise.
10326
bd52eafb
BE		 103272008-03-25 Ben Elliston <bje@au.ibm.com>
10328
10329 * yyscript.y: Fix spelling error in comment.
10330
8b105e34
ILT		 103312008-03-24 Ian Lance Taylor <iant@google.com>
10332
8ed814a9
ILT		 10333 * options.h (class General_options): Define build_id option.
10334 * layout.h (class Layout): Declare write_build_id, create_note,
10335 create_build_id. Add build_id_note_ member.
10336 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
10337 "libiberty.h", "md5.h", "sha1.h".
10338 (Layout::Layout): Initialize eh_frame_data_,
10339 eh_frame_hdr_section_, and build_id_note_.
10340 (Layout::finalize): Call create_build_id.
10341 (Layout::create_note): New function, broken out of
10342 Layout::create_gold_note.
10343 (Layout::create_gold_note): Call create_note.
10344 (Layout::create_build_id): New function.
10345 (Layout::write_build_id): New function.
10346 (Close_task_runner::run): Call write_build_id.
10347
8b105e34
ILT		 10348 * x86_64.cc: Correct license to GPLv3.
10349
086a1841
ILT		 103502008-03-23 Ian Lance Taylor <iant@google.com>
10351
10352 * options.cc: Include "demangle.h".
10353 (parse_optional_string): New function.
10354 (parse_long_option): Handle takes_optional_argument.
10355 (parse_short_option): Update dash_z initializer. Handle
10356 takes_optional_argument.
10357 (General_options::General_options): Initialize do_demangle_.
10358 (General_options::finalize): Set do_demangle_. Handle demangling
10359 style.
10360 * options.h (parse_optional_string): Declare.
10361 (struct One_option): Add optional_arg field. Update constructor.
10362 Update call constructor calls. Add takes_optional_argument
10363 function.
10364 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
10365 (DEFINE_optional_string): Define.
10366 (General_options::demangle): Change from DEFINE_bool to
10367 DEFINE_optional_string.
10368 (General_options::no_demangle): New function.
10369 (General_options::do_demangle): New function.
10370 (General_options::set_do_demangle): New function.
10371 (General_options::execstack_status_): Move definition to end of
10372 class definition.
10373 (General_options::static_): Likewise.
10374 (General_options::do_demangle_): New field.
10375 * object.cc (big_endian>::get_symbol_location_info): Call
10376 Options::do_demangle, not Options::demangle.
10377 * symtab.cc (demangle): Likewise.
10378
cbb93e63
ILT		 103792008-03-22 Ian Lance Taylor <iant@google.com>
10380
10381 * gold.h: Include <cstddef> and <sys/types.h>
10382 * options.h: Include <cstring>.
10383
ec531623
ILT		 103842008-03-21 Ian Lance Taylor <iant@google.com>
10385
10386 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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